1 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9 * pa.c (fix_range): Fix typo in comment.
11 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
13 * tree-vrp.c (extract_range_from_assert): Replace
14 fold (build (...)) with fold_build2.
16 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
19 gcc_gfc_char_table, init_dynamic_gfc_info): New.
20 (format_types_orig, handle_format_attribute): Add support for
23 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
25 * varasm.c (assemble_variable): Fix format specifier thinko.
27 2005-07-03 Ira Rosen <irar@il.ibm.com>
29 PR tree-optimization/22029 (and 22135)
30 * tree-pretty-print.c (dump_generic_node): Check that the node is not
31 a phi node before calling dump_vops.
33 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
35 * tree-dump.h (dump_string_field): Declare.
36 * tree-dump.c: Use it instead of dump_string.
37 (dump_string_field): Make non-static.
39 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
41 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
42 up the minimal CFG stuff always when optimize > 0. Call
43 split_all_insns_noflow in PIC case if needed.
45 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
46 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
49 * c-decl.c (c_write_global_declarations): Dump contents of
51 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
52 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
53 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
54 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
57 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
59 * c-common.h (GCC_DIAG_STYLE): Define.
60 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
61 version for format checking to 4.1.
62 * c-format.c: Include toplev.h after c-common.h.
63 (enum format_type): Add gcc_tdiag_format_type.
64 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
65 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
66 (format_types_orig): Add gcc_tdiag.
67 (init_dynamic_diag_info): Support gcc_tdiag formats.
68 (handle_format_attribute): Likewise.
69 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
70 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
71 version for format checking to 4.1.
72 (warning0, warning, error, pedwarn, sorry): Use
74 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
75 (finish_aliases_1): Do not use %qE.
76 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
77 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
79 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
80 parameter to unsigned HOST_WIDE_INT.
81 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
83 2005-07-02 David Edelsohn <edelsohn@gnu.org>
86 * expr.c (write_complex_part): Use adjust_address for MEM.
87 (read_complex_part): Same.
89 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
91 Fix PR tree-optimization/22280
93 * tree-sra.c (generate_element_init): Remove useless loop.
95 2005-07-02 Richard Henderson <rth@redhat.com>
97 * config/alpha/alpha.c (alpha_legitimize_address): Check for
99 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
101 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
104 * fold-const.c (fold_binary): Handle the return value of
105 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
106 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
108 2005-07-02 Jeff Law <law@redhat.com>
110 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
111 a eliminate type conversion which feeds an equality comparison
112 if the original type or either operand in the comparison is a
115 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
117 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
118 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
120 * config/avr/avr.c: Do not use '`' as left quote.
121 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
122 Remove "." from end of diagnostics. Make diagnostics start with
125 2005-07-02 Zack Weinberg <zack@codesourcery.com>
126 Joseph S. Myers <joseph@codesourcery.com>
128 * toplev.c (default_tree_printer): Handle setting location with
130 * c-objc.common.c (c_tree_printer): Likewise.
131 * c-format.c (gcc_diag_flag_specs): Add '+'.
132 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
133 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
135 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
136 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
137 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
138 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
139 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
140 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
141 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
142 format arguments where %J is used without %D.
144 2005-07-02 Jakub Jelinek <jakub@redhat.com>
146 * gcc.c (LINK_SSP_SPEC): Define.
147 (link_ssp_spec): New variable.
148 (LINK_COMMAND_SPEC): Add %(link_ssp).
149 (static_specs): Add link_ssp_spec.
150 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
151 * configure: Rebuilt.
152 * config.in: Rebuilt.
154 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
155 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
156 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
157 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
158 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
159 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
160 -0x7008(2) instead of reading __stack_chk_guard variable.
161 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
163 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
164 (stack_protect_set, stack_protect_test): Use *_tls* patterns
165 if TARGET_THREAD_SSP_OFFSET is defined.
166 (stack_tls_protect_set_si, stack_tls_protect_set_di,
167 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
170 2005-06-27 Richard Henderson <rth@redhat.com>
171 * libgcc-std.ver (GCC_4.1.0): New.
172 * libgcc.h (__stack_chk_guard): Declare.
173 (__stack_chk_fail, __stack_chk_fail_local): Declare.
174 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
175 * mklibgcc.in (lib2funcs): Add them.
177 2005-07-01 Richard Henderson <rth@redhat.com>
179 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
180 void * before struct sigcontext *.
181 (x86_fallback_frame_state): Likewise.
183 2005-07-01 James E. Wilson <wilson@specifixinc.com>
185 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
187 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
190 * tree-ssa-reassoc.c (should_transpose): Fix which operand
191 we check for SSA_NAME for.
193 2005-06-29 Daniel Berlin <dberlin@dberlin.org>
195 Fix PR tree-optimization/22071
197 * tree-ssa-structalias.c (offset_overlaps_with_access): New
199 (get_constraint_for_component_ref): Use it.
201 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
204 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
205 print out the last new line.
207 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
209 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
210 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
211 * config/cris/cris.c (cris_conditional_register_usage): Adjust
212 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
213 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
214 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
215 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
216 (enum reg_class): New member CC0_REGS.
217 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
218 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
219 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
220 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
221 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
222 Adjust for register now described.
224 2005-07-01 Jakub Jelinek <jakub@redhat.com>
227 * config/i386/i386.md (stack_protect_test_si,
228 stack_protect_test_di): Add earlyclobber for scratch 3.
229 * config/rs6000/rs6000.md (stack_protect_testsi,
230 stack_protect_testdi): Add earlyclobber for scratch 3,
231 remove earlyclobber from scratch 4.
233 2005-06-30 Diego Novillo <dnovillo@redhat.com>
237 * tree-ssa-alias.c (create_name_tags): Also process
238 non-dereferenced pointers.
239 Remove argument 'ai'. Update all callers.
241 2005-06-30 Andrew Pinski <pinskia@physics.uc.edu>
243 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET):
244 Set to 0 for FRAME_GROWS_DOWNWARD.
245 (REGISTER_NAMES): Add sfp.
247 2005-07-01 Kelley Cook <kcook@gcc.gnu.org>
249 * config/arm/libunwind.S, config/arm/pr-support.c,
250 config/arm/unwind-arm.c, config/arm/unwind-arm.h,
251 config/c4x/predicates.md, tree-object-size.c: Update FSF address.
253 2005-06-30 Eric Botcazou <ebotcazou@libertysurf.fr>
256 * config/sparc/sparc.c (emit_and_preserve): Add 2nd register.
257 Preserve the 2nd register too, if present.
258 (sparc_output_mi_thunk) <PIC case>: Preserve the PIC register too.
259 Adjust call to emit_and_preserve.
261 2005-06-30 Zack Weinberg <zack@codesourcery.com>
262 Jakub Jelinek <jakub@redhat.com>
264 * pretty-print.h (PP_NL_ARGMAX): New.
265 (text_info): Add locus.
266 (struct chunk_info): New.
267 (output_buffer): Add formatted_obstack, chunk_obstack, and
268 cur_chunk_array. Change obstack to a pointer.
269 (pp_wrapping_mode_t, pp_wrapping_mode, pp_set_verbatim_wrapping): New.
270 (struct pretty_print_info): Replace ideal_maximum_length and
271 prefixing_rule with wrapping.
272 (pp_line_cutoff, pp_prefixing_rule): Update to match.
273 Update prototypes and wrapper macros throughout.
274 * pretty-print.c (pp_formatted_text_data, pp_append_r)
275 (pp_base_clear_output_area, pp_construct, pp_base_formatted_text)
276 (pp_base_last_position_in_text, pp_base_newline, pp_base_character):
277 Update for changes to pp structure.
278 (pp_base_prepare_to_format, pp_base_format_text): Delete.
279 (pp_base_format, pp_base_output_formatted_text): New functions.
280 (pp_base_format_verbatim): Use pp_set_verbatim_wrapping.
281 (pp_verbatim): Clear text.locus.
282 (pp_printf): Likewise. Use pp_format and pp_output_formatted_text.
283 * c-objc-common.c (c_tree_printer): Update function signature.
284 * diagnostic.c (diagnostic_initialize): Update for changes to
286 (diagnostic_report_diagnostic): Call pp_format and then
287 pp_output_formatted_text.
288 (verbatim): Clear text.locus.
289 * diagnostic.h (diagnostic_prefixing_rule, diagnostic_line_cutoff):
290 Update for changes to pp structure.
292 * c-lang.c: No need to include c-pretty-print.h.
293 * Makefile.in: Remove bogus line containing only a tab.
294 (c-lang.o): Update dependencies.
295 * toplev.c (announce_function): Don't use verbatim.
296 (default_tree_printer): Update signature.
298 * objc/objc-lang.c: No need to include c-pretty-print.h.
299 * objc/Make-lang.in: Update dependencies.
301 2005-06-29 Daniel Berlin <dberlin@dberlin.org>
303 * tree-complex.c (complex_variable_components): Now a hashtable.
306 (create_components): Use referenced var iterator.
307 Initialize hashtable. Use cvc_insert/lookup.
308 (extract_components): Use cvc_insert/lookup.
309 (update_complex_components): Ditto.
310 (update_complex_components_on_edge): Ditto.
311 * tree-dfa.c (referenced_vars): Now a hashtable.
312 (dump_referenced_vars): Use iterator.
313 (referenced_var_lookup): New function.
314 (referenced_var_insert): Ditto.
315 (add_referenced_var): Use referenced_var_insert.
316 (mark_new_vars_to_rename): Use DECL_UID.
317 * tree-flow-inline.h (first_htab_element): New function.
319 (next_htab_element): Ditto.
320 (first_referenced_var): Ditto.
321 (end_referenced_vars_p): Ditto.
322 (next_referenced_var): Ditto.
323 (is_call_clobbered): Use DECL_UID.
324 (mark_call_clobbered): Ditto.
325 (clear_call_clobbered): Ditto.
326 (mark_non_addressable): Ditto.
327 * tree-flow.h (htab_iterator): New struct.
328 (FOR_EACH_HTAB_ELEMENT): New macro.
329 (struct int_tree_map): New struct.
330 (int_tree_map_hash): Prototype.
331 (int_tree_map_eq): Ditto.
332 (referenced_var_iterator): Ditto.
333 (FOR_EACH_REFERENCED_VAR): New macro.
334 (referenced_vars): Now a hashtable.
335 * tree-into-ssa.c (symbol_marked_for_renaming): Use DECL_UID.
336 (add_new_name_mapping): Ditto.
337 (mark_def_sites): Ditto.
338 (insert_phi_nodes): Use referenced_var iterator.
339 (mark_def_site_blocks): Ditto.
340 (mark_sym_for_renaming): Use DECL_UID.
341 * tree-sra.c (is_sra_candidate_decl): Use DECL_UID.
342 (lookup_element): Ditto.
343 (find_candidates_for_sra): Use referenced_vars iterator.
345 * tree-ssa-alias.c (NUM_REFERENCES): New macro.
346 (NUM_REFERENCES_CLEAR): Ditto.
347 (NUM_REFERENCES_INC): Ditto.
348 (NUM_REFERENCES_SET): Ditto.
349 (alias_obstack): New bitmap obstack.
350 (struct alias_map_d): Use bitmap, not sbitmap.
351 (struct alias_info): Remove num_references.
352 (init_alias_info): Use referenced_var iterator.
353 Initialize bitmap obstack.
354 (delete_alias_info): Use referenced_var iterator.
356 (compute_points_to_and_addr_escape): Use DECL_UID.
357 Use new NUM_REFERENCES macros.
358 (compute_flow_sensitive_aliasing): may_aliases is now a bitmap.
359 Use new NUM_REFERENCES macros.
360 (group_aliases_into): Update prototype to use bitmap.
361 (setup_pointers_and_addressables): Use referenced_vars iterator.
362 Use DECL_UID. Use new NUM_REFERENCES macros.
363 (add_pointed_to_var): Use DECL_UID.
364 (dump_alias_info): Use referenced_var iterator.
365 (add_type_alias): Ditto.
366 (used_portions): Now a hashtable.
367 (used_part_map_eq): New function.
368 (used_part_map_hash): Ditto.
369 (free_used_part_map): Ditto.
372 (get_or_create_used_part_for): Use up_lookup.
373 (create_overlap_variables_for): Ditto.
374 (find_used_portions): Use up_insert.
376 (create_structure_vars): Init used_portions hashtable, use
377 referenced_vars iterator.
378 * tree-ssa-live.c (create_ssa_var_map): sbitmaps became bitmaps.
380 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Use DECL_UID.
381 * tree-ssa-operands.c (get_asm_expr_operands): Ditto.
382 (note_addressable): Ditto.
383 * tree-ssa-structalias.c (set_uids_in_ptset): Ditto.
384 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
385 referenced_var iterator.
387 (delete_tree_ssa): Ditto.
388 (int_tree_map_eq): New function.
389 (int_tree_map_hash): Ditto.
390 * tree-stdarg.c (find_va_list_reference): Use DECL_UID.
391 (va_list_ptr_read): Ditto.
392 (va_list_counter_struct_op): Ditto.
393 (va_list_ptr_write): Ditto.
394 (check_va_list_escapes): Ditto.
395 (check_all_va_list_escapes): Ditto.
396 (execute_optimize_stdarg): Ditto.
397 * tree-tailcall.c (suitable_for_tail_opt_p): Used referenced_var
400 2005-06-30 Andrew Pinski <pinskia@physics.uc.edu>
402 * config/rs6000/darwin.h (FRAME_POINTER_REGNUM): Rename to ...
403 (HARD_FRAME_POINTER_REGNUM): this.
405 2005-06-30 Jan Hubicka <jh@suse.cz>
407 * ipa-inline.c (cgraph_clone_inlined_nodes): Revert previous patch.
409 2005-06-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
412 * tree-ssa-structalias.c (build_constraint_graph, scc_visit,
413 process_unification_queue, init_topo_info, topo_visit,
414 init_scc_info, free_scc_info, perform_var_substitution,
415 solve_graph): Use unsigned instead of uint.
417 2005-06-30 Jakub Jelinek <jakub@redhat.com>
419 * function.c (gen_stack_protect_test): Add third argument.
421 2005-06-30 J. D. Johnston <jjohnst@us.ibm.com>
423 * gthr-tpf.h (CE2THRCPTR): Change field offset to 16.
425 2005-06-30 Kazu Hirata <kazu@codesourcery.com>
427 * config/c4x/c4x-protos.h: Remove the prototypes for those
428 functions removed from c4x.c. Add prototypes for those
429 functions exported in c4x.c.
430 * config/c4x/c4x.c (any_operand, fp_zero_operand,
431 const_operand, stik_const_operand, not_const_operand,
432 reg_operand, r0r1_reg_operand, r2r3_reg_operand,
433 ext_low_reg_operand, ext_reg_operand, std_reg_operand,
434 std_or_reg_operand, addr_reg_operand, index_reg_operand,
435 dp_reg_operand, sp_reg_operand, st_reg_operand,
436 rc_reg_operand, call_address_operand,
437 symbolic_address_operand, dst_operand, src_operand,
438 src_hi_operand, lsrc_operand, tsrc_operand,
439 nonimmediate_src_operand, nonimmediate_lsrc_operand,
440 reg_or_const_operand, par_ind_operand, parallel_operand):
442 (c4x_immed_float_p, c4x_a_register, c4x_x_register,
443 c4x_K_constant, c4x_N_constant, c4x_O_constant,
444 c4x_S_indirect): Export.
445 * config/c4x/c4x.h (PREDICATE_CODES): Remove.
446 * config/c4x/c4x.md: Include predicates.md.
447 * config/c4x/predicates.md: New.
449 2005-06-30 Jakub Jelinek <jakub@redhat.com>
451 * function.c (stack_protect_epilogue): Pass label to
452 stack_protect_test, assume it emitted also the conditional
454 * doc/md.texi (stack_protect_test): Adjust documentation.
455 * config/i386/i386.md (stack_protect_test): Add third argument,
456 emit beq with operands[2].
457 * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Define to
458 flag_stack_protect != 0.
459 * config/rs6000/rs6000.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
461 (stack_protect_set, stack_protect_test): New expanders.
462 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
463 stack_protect_testdi): New insns.
464 * config/rs6000/rs6000.c (rs6000_stack_protect_fail): New function.
465 (TARGET_STACK_PROTECT_FAIL): Define.
466 (rs6000_generate_compare): Handle UNSPEC_SP_TEST.
468 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Increment.
469 (DWARF_FRAME_REGISTERS, DWARF_REG_TO_UNWIND_COLUMN): Adjust, so
470 that addition of sfp doesn't change these.
471 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
472 REG_ALLOC_ORDER): Add sfp.
473 (INT_REGNO_P): Include FRAME_POINTER_REGNUM.
474 (FRAME_POINTER_REGNUM): Define to 113.
475 (HARD_FRAME_POINTER_REGNUM): Define to 31.
476 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add sfp.
477 (STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD.
478 (ELIMINABLE_REGS): Never eliminate to
479 FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM
480 instead. Add eliminations from FRAME_POINTER_REGNUM.
481 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P):
482 Include FRAME_POINTER_REGNUM.
483 (REGISTER_NAMES): Add sfp.
484 * config/rs6000/rs6000.c (rs6000_reg_names): Add sfp.
485 (alt_reg_names): Likewise.
486 (rs6000_stack_info): Handle FRAME_GROWS_DOWNWARD.
487 (rs6000_emit_prologue): Use HARD_FRAME_POINTER_REGNUM
488 instead of FRAME_POINTER_REGNUM.
489 (rs6000_initial_elimination_offset): Never eliminate to
490 FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM
491 instead. Add elimination offsets from FRAME_POINTER_REGNUM.
493 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Only return non-zero
494 if DEFAULT_ABI == ABI_V4.
496 2005-06-30 Steven Bosscher <stevenb@suse.de>
498 * coretypes.h (tls_model): Add TLS_MODEL_NONE as 0.
499 * tree.h (struct tree_decl): New field `tls_model'.
500 (DECL_TLS_MODEL): New.
501 (DECL_THREAD_LOCAL_P): Rename from DECL_THREAD_LOCAL, make it
503 * rtl.h (decl_default_tls_model): Add prototype for it.
504 * varasm.c (decl_tls_model): Rewritten and renamed to ...
505 (decl_default_tls_model): ... this.
506 (default_encode_section_info): Use DECL_TLS_MODEL instead of
508 (assemble_variable): Replace DECL_THREAD_LOCAL with
510 (default_section_type_flags_1): Likewise.
511 (categorize_decl_for_section): Likewise.
512 * tree.c (staticp): Likewise.
513 (recompute_tree_invarant_for_addr_expr): Likewise.
514 * drawf2out (loc_descriptor_from_tree_1): Likewise.
515 * c-decl.c (diagnose_mismatched_decls): Likewise.
516 with DECL_THREAD_LOCAL_P.
517 (start_decl): Likewise.
518 * print-tree.c (print_node): Likewise. Print the TLS model.
519 (grokdeclarator): Set the default DECL_TLS_MODEL here.
520 * c-common.c (handle_tls_model_attribute): Rewrite to set the
521 TLS model up based on the attribute. Never add the attribute
522 to the decl's attributes list.
523 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Replace
524 DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P.
526 2005-06-30 Zdenek Dvorak <dvorakz@suse.cz>
529 * tree-ssa-live.c (mark_all_vars_used_1): Ignore variables in
532 2005-06-30 Bernd Schmidt <bernd.schmidt@analog.com>
534 * config/bfin/bfin.md (addv2hi3, subv2hi3, sminv2hi3, smaxv2hi3,
535 mulv2hi3, negv2hi2, absv2hi2): Pattern names fixed by appending the
538 2005-06-29 David Edelsohn <edelsohn@gnu.org>
540 * config/rs6000/rs6000.c (rs6000_file_start): Use PPC405_ERRATUM77.
542 2005-06-29 Diego Novillo <dnovillo@redhat.com>
545 * tree-ssa-copy.c (fini_copy_prop): Do not overwrite copy_of
546 when following copy-of chains.
548 2005-06-30 Jan Hubicka <jh@suse.cz>
550 * function.h (struct function): Add saved blocks/unexpanded var list.
551 * gimple-low.c (record_vars): Insert only VAR_DECLs.
552 * tree-inline.c (add_lexical_block): Declare; do not clear sublocks.
553 (remap_decl): Do not declare vars.
554 (remap_block): Do not care inserting blocks.
555 (remap_blocks): New function.
556 (copy_body_r): Update debug info.
557 (expand_call_inline): Duplicate callee block tree into caller;
558 copy all the unexpanded_var_list.
559 (save_body): Save unexpanded_var_list and blocks.
560 * tree-optimize.c (tree_rest_of_optimization): Restore
561 blocks/unexpanded_var_list.
563 2005-06-29 Richard Henderson <rth@redhat.com>
565 * config/ia64/ia64.c (ia64_expand_vecint_minmax): Use us_minus and
566 plus for V4HImode UMAX.
568 2005-06-29 Joseph S. Myers <joseph@codesourcery.com>
570 * c-tree.h (default_function_array_conversion): Take and return
572 * c-typeck.c (default_function_array_conversion): Split into
573 array_to_pointer_conversion and function_to_pointer_conversion.
574 Take and return struct c_expr.
575 (array_to_pointer_conversion): Do not handle type qualifiers or
576 COMPOUND_EXPRs specially.
577 (build_function_call): Call function_to_pointer_conversion for
578 function designators.
579 (build_unary_op): Call array_to_pointer_conversion, not
580 default_function_array_conversion.
581 (digest_init, output_init_element): Likewise.
582 * c-parser.c: All callers of default_function_array_conversion
585 2005-06-29 Ziemowit Laski <zlaski@apple.com>
587 * config/darwin.c (machopic_select_section): constant ObjC string
588 objects now always have type "__builtin_ObjCString".
590 2005-06-29 Richard Henderson <rth@redhat.com>
592 * config/alpha/alpha.md (vec_shl_<VEC>, vec_shr_<VEC>): New.
594 2005-06-29 Richard Henderson <rth@redhat.com>
596 * tree-vect-transform.c (vect_min_worthwhile_factor): Declare.
597 (vect_create_epilog_for_reduction): Don't use vec_shr if the
598 operation is emulated.
599 (vectorizable_reduction): Duplicate vect_min_worthwhile_factor
600 tests from vectorizable_operation.
602 2005-06-29 Caroline Tice <ctice@apple.com>
605 * varasm.c (assemble_start_function): Add "L" to beginning of
606 local labels, so assembler & linker treat them as local.
608 2005-06-29 Richard Henderson <rth@redhat.com>
610 * config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp
611 argument. Simplify canonicalization of condition. Use unsigned
612 saturating subtraction for QI and HImode unsigned compares. Use
613 bit arithmetic tricks for SImode unsigned compares.
614 * config/i386/i386-protos.h (ix86_expand_int_vcond): Update decl.
615 * config/i386/sse.md (SSEMODE14): New.
616 (umaxv8hi3): Use us_minus+plus to avoid vcond.
618 (smax<SSEMODE14>3): Rename from smaxv16qi3 and macroize.
619 (smin<SSEMODE14>3): Similarly with sminv16qi3.
620 (umin<SSEMODE24>3): Similarly with uminv8hi3.
622 2005-06-29 Ian Lance Taylor <ian@airs.com>
624 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Change
625 GEN_INT to gen_int_for_mode when storing register size to memory.
627 2005-06-29 Stuart Hastings <stuart@apple.com>
629 * gcc/config/i386/mmintrin.h: Mark vector intrinsics always_inline.
630 * gcc/config/i386/emmintrin.h: Likewise.
631 * gcc/config/i386/pmmintrin.h: Likewise.
632 * gcc/config/i386/xmmintrin.h: Likewise.
634 2005-06-29 Steve Ellcey <sje@cup.hp.com>
637 * tree.h (TYPE_VECTOR_SUBPARTS): Change to shift expression.
638 (SET_TYPE_VECTOR_SUBPARTS): New.
639 * tree.c (make_vector_type): Replace TYPE_VECTOR_SUBPARTS with
640 SET_TYPE_VECTOR_SUBPARTS.
641 * tree-vect-transform.c (vect_transform_loop): Add cast.
643 2005-06-29 Andreas Krebbel <krebbel1@de.ibm.com>
645 * config/s390/s390.c (s390_decompose_address): Accept invalid
646 displacements for addresses containing frame_pointer_rtx or
647 virtual_stack_vars_rtx.
648 (s390_frame_info): Replaced use of STARTING_FRAME_OFFSET.
649 (s390_initial_elimination_offset): New offset when eliminating the
651 * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1.
652 (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed.
654 2006-06-28 Ziemowit Laski <zlaski@apple.com>
656 * c-common.c (flag_next_runtime): Move...
657 * toplev.c (flag_next_runtime): ... here.
658 * c-common.h (flag_next_runtime): Move...
659 * flags.h (flag_next_runtime): ... here.
660 * config/darwin-c.c: Include flags.h.
661 * config/t-darwin (darwin-c.o): Depend on flags.h.
663 2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org>
665 * config/sh/linux-unwind.h (shmedia_fallback_frame_state):
666 Disable aliasing warning with void * cast.
667 (sh_fallback_frame_state): Likewise.
669 2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org>
671 * target.h (gcc_target): New field allocate_initial_value.
672 * target-def.h (TARGET_ALLOCATE_INITIAL_VALUE): New macro.
673 (TARGET_INITIALIZER): Include it.
674 * integrate.c (allocate_initial_values): Use
675 targetm.allocate_initial_value.
676 * system.h: Poison ALLOCATE_INITIAL_VALUE.
677 * config/sh/sh-protos.h (sh_pr_n_sets): Delete.
678 * config/sh/sh.c (sh_pr_n_sets): Make it static.
679 (sh_allocate_initila_value): New function.
680 (TARGET_ALLOCATE_INITIAL_VALUE): Override default.
681 * config/sh/sh.h (ALLOCATE_INITIAL_VALUE): Delete.
682 * doc/tm.texi (TARGET_ALLOCATE_INITIAL_VALUE): Rename and
683 update from ALLOCATE_INITIAL_VALUE.
685 2005-06-28 Richard Henderson <rth@redhat.com>
687 * tree-vectorizer.c (vect_is_simple_reduction): Compare types
688 using TYPE_MAIN_VARIANT.
690 2005-06-28 Richard Henderson <rth@redhat.com>
692 * config/ia64/ia64.c (ia64_expand_vecint_compare): Decompose to EQ
693 when using psubN.uuu.
695 2005-06-29 Kelley Cook <kcook@gcc.gnu.org>
697 * doc/gcc.texi: Update FSF address.
699 2005-06-28 Eric Christopher <echristo@redhat.com>
703 * c-decl.c (diagnose_mismatched_decls): Define DECL_EXTERN_INLINE.
704 Use. Fix detection of invalid extern inline redefinition.
706 2005-06-28 Diego Novillo <dnovillo@redhat.com>
708 * tree-optimize.c (init_tree_optimization_passes): Fix typo.
710 2005-06-28 Andrew Pinski <pinskia@physics.uc.edu>
712 * config/rs6000/rs6000.md (setmemsi): s/operand/operands/.
714 2005-06-28 Richard Henderson <rth@redhat.com>
716 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use unsigned
717 saturating subtraction for QI and HImode unsigned compares. Use
718 bit arithmetic tricks for SImode unsigned compares.
719 (ia64_expand_vcondu_v2si): Remove.
720 (ia64_expand_vecint_cmov): Don't call it.
722 2005-06-28 Richard Henderson <rth@redhat.com>
724 * rtlanal.c (nonzero_bits1): Use the mode of the value for
725 determining integral-ness for comparisons.
727 2005-06-28 Andrew Pinski <pinskia@physics.uc.edu>
729 * config/rs6000/rs6000.md (setmemsi): Fix operand 2.
731 2005-06-28 Joseph S. Myers <joseph@codesourcery.com>
733 * target.h (invalid_conversion, invalid_unary_op,
734 invalid_binary_op): New hooks.
735 * target-def.h (TARGET_INVALID_CONVERSION,
736 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
737 TARGET_INITIALIZER): Likewise.
738 * hooks.h (hook_constcharptr_tree_tree_null,
739 hook_constcharptr_int_tree_null,
740 hook_constcharptr_int_tree_tree_null): New.
741 * hooks.c (hook_constcharptr_tree_tree_null,
742 hook_constcharptr_int_tree_null,
743 hook_constcharptr_int_tree_tree_null): Likewise.
744 * gcc/doc/tm.texi (TARGET_INVALID_CONVERSION,
745 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document.
746 * c-convert.c (convert): Use invalid_conversion hook.
747 * c-typeck.c (build_unary_op): Use invalid_unary_op hook.
748 (build_binary_op): Use invalid_binary_op hook.
749 * config/ia64/ia64-modes.def: Define RFmode.
750 * config/ia64/ia64-protos.h (spill_xfmode_operand): Remove.
751 (ia64_expand_movxf_movrf): New.
752 * config/ia64/ia64.md (movxf): Move code to
753 ia64_expand_movxf_movrf.
754 (movrf, movrf_internal): New.
755 * ia64.c (ia64_invalid_conversion, ia64_invalid_unary_op,
756 ia64_invalid_binary_op, TARGET_INVALID_CONVERSION,
757 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): New.
758 (spill_xfmode_operand): Rename to spill_xfmode_rfmode_operand.
759 Add mode parameter. Make static.
760 (ia64_expand_movxf_movrf): New, moved from ia64.md. Handle RFmode
762 (ia64_function_arg, ia64_function_value, ia64_register_move_cost,
763 ia64_scalar_mode_supported_p): Handle RFmode as well as XFmode.
764 (ia64_init_builtins): Set up __fpreg as RFmode.
765 (ia64_mangle_fundamental_type): Mangle __fpreg as u7__fpreg.
767 2006-06-28 Adrian Straetling <straetling@de.ibm.com>
769 * builtins.c: (expand_builtin_memset): Rewrite to support
770 'set_storage_via_setmem'.
771 * expr.c: (enum insn_code setmem_optab): Define.
772 (enum insn_code clrmem_optab): Remove.
773 (set_storage_via_setmem): New function.
774 (clear_storage_via_setmem): Remove.
775 (clear_storage): Replace call to "clear_storage_via_clrmem" with
776 "set_storage_via_setmem".
777 * expr.h: (set_storage_via_setmem): Declare.
778 (CLEAR_RATIO): Redefine using HAVE_setmemM.
779 * optabs.h: (enum insn_code setmem_optab): Declare.
780 (enum insn_code clrmem_optab): Remove.
781 * optabs.c: (init_optabs): Initialize setmem_optab.
782 (enum insn_code clrmem_optab): Remove.
783 * genopinit.c: (otabs): Likewise.
784 * doc/md.texi: Document new standard pattern 'setmem'. Remove
786 * config/alpha/alpha.c: (alpha_expand_block_clear): Adjust
788 * config/frv/frv.c: (frv_expand_block_clear): Likewise.
789 * config/rs6000/rs6000.c: (expand_block_clear): Likewise.
790 * config/alpha/alpha.md: ("clrmemqi", "clrmemdi"): Rename to "setmemM".
791 FAIL on operands[2]!=const0_rtx. Adjust 'operands' ordering.
792 * config/avr/avr.md: ("clrmemhi"): Likewise.
793 * config/frv/frv.md: ("clrmemsi"): Likewise.
794 * config/i386/i386.md: ("clrmemsi", "clrmemdi"): Likewise.
795 * config/pa/pa.md: ("clrmemsi", "clrmemdi"): Likewise.
796 * config/rs6000/rs6000.md: ("clrmemsi"): Likewise.
797 * config/s390/s390.md: ("clrmem<mode>"): Likewise.
799 2005-06-28 Paul Brook <paul@codesourcery.com>
801 * Makefile.in: Set and use UNWIND_H. Install as unwind.h.
802 * c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc.
803 * except.c (add_ehspec_entry): Generate arm eabi filter lists.
804 (assign_filter_values): Ditto.
805 (output_ttype): New function.
806 (output_function_exception_table): Use output_ttype. Generate arm
808 (default_init_unwind_resume_libfunc): New function.
809 * except.h (default_init_unwind_resume_libfunc): Add prototype.
810 * optabs.c (init_optabs): Don't set unwind_resume_libfunc.
811 * opts.c (decode_options): Use targetm.unwind_tables_default.
812 * target-def.h (TARGET_ASM_TTYPE): Provide and use definition.
813 (TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto.
814 * target.h (struct gcc_target): Add asm.ttype, unwind_tables_default
815 and arm_eabi_unwinder.
816 * unwind-c.c: Support Arm EABI unwinder.
817 * unwind.h: Rename ...
818 * unwind-generic.h: ... To this.
819 * doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document.
820 (TARGET_UNWID_TABLES_DEFAULT): Document.
822 * config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype.
823 * config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions.
824 (TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER):
826 (thumb_pushpop, thumb_output_function_prologue): Output unwinding
828 (arm_unwind_emit_stm, arm_unwind_emit_set): New functions.
829 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when
831 (ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define.
832 * config/arm/bpabi.h (TARGET_UNWIND_INFO): Define.
833 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME,
834 ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND.
835 * config/arm/lib1funcs.asm: Include libunwind.S.
836 * config/arm/libgcc-bpabi.ver: Add unwinding routines.
837 * config/arm/libunwind.S: New file.
838 * config/arm/pr-support.c: New file.
839 * config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind.
840 (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
841 * config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
842 * config/arm/unwind-arm.c: New file.
843 * config/arm/unwind-arm.h: New file.
844 * config/i386/t-netware (USER_H): Remove unwind.h.
845 * config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define.
847 2005-06-28 DJ Delorie <dj@redhat.com>
849 * c-decl.c (pop_scope): Move warning control into warning call.
850 (diagnose_mismatched_decls): Likewise.
851 (pushdecl): Likewise.
852 (start_decl): Likewise.
853 (grokparms): Likewise.
854 (start_function): Likewise.
855 (store_parm_decls_newstyle): Likewise.
856 (store_parm_decls_oldstyle): Likewise.
857 (finish_function): Likewise.
858 (declspecs_add_scspec): Likewise.
859 * c-format.c (decode_format_attr): Likewise.
860 (maybe_read_dollar_number): Likewise.
861 (avoid_dollar_number): Likewise.
862 (finish_dollar_format_checking): Likewise.
863 (check_format_info): Likewise.
864 (check_format_info_main): Likewise.
865 (check_format_types): Likewise.
866 (format_type_warning): Likewise.
867 * c-typeck.c (function_types_compatible_p): Likewise.
868 (build_array_ref): Likewise.
869 (convert_arguments): Likewise.
870 (build_c_cast): Likewise.
871 (store_init_value): Likewise.
872 (process_init_element): Likewise.
873 (c_start_case): Likewise.
874 * stor-layout.c (finalize_record_size): Likewise.
875 * tree-cfg.c (execute_warn_function_noreturn): Likewise.
876 * tree-inline.c (expand_call_inline): Likewise.
878 2005-06-28 Uros Bizjak <uros@kss-loka.si>
881 * config/i386/i386.md (fist<mode>2_with_temp splitter):
882 Clobber memory operand, not scratch register.
884 2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
886 * config/s390/s390.c (machine_function): New field has_landing_pad_p.
887 (s390_set_has_landing_pad_p, s390_reg_clobbered_rtx,
888 s390_regs_ever_clobbered): New functions.
889 (s390_return_addr_rtx): Use get_hard_reg_initial_value.
890 (s390_register_info, s390_init_frame_layout, s390_update_frame_layout):
891 Use s390_regs_ever_clobbered.
892 (s390_emit_prologue): Don't use r14 as temp reg if its content is used
893 for builtin_return_address.
894 * config/s390/s390.md ("exception_receiver"): New expander.
895 * config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype
898 2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
900 * except.c (current_function_has_exception_handlers): Function
901 description added and if statements merged.
903 2005-06-28 Richard Henderson <rth@redhat.com>
905 * config/i386/sse.md (smaxv16qi3): Fix buffer overflow.
906 (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise.
908 2005-06-27 Richard Henderson <rth@redhat.com>
910 * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper
911 comparison operations.
912 (ia64_expand_vecint_minmax): Fix size of xops.
913 * config/ia64/vect.md (umax<VECINT>3): Fix fallback pattern typo.
914 (vec_shl_<VECINT>, vec_shr_<VECINT>): New.
916 2005-06-27 Richard Henderson <rth@redhat.com>
918 * tree-vect-transform.c (get_initial_def_for_reduction): Use correct
919 type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment.
921 2005-06-27 Richard Henderson <rth@redhat.com>
923 * config/i386/sse.md (vec_shl_<SSEMODEI>, vec_shr_<SSEMODEI>): New.
924 (smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New.
926 2005-06-27 Richard Henderson <rth@redhat.com>
928 * tree-vect-transform.c (vect_create_epilog_for_reduction): Remove
929 duplicate little-endian adjustment.
931 2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
933 * doc/include/texinfo.tex: Import from upstream CVS.
935 2005-06-28 Jan Hubicka <jh@suse.cz>
937 * cgraph.c (cgraph_remove_node): Do not release function bodies until
938 full cgraph is built.
939 * cgraph.h (cgraph_decide_inlining_incrementally): Add early argument.
940 * cgraphunit.c (cgraph_finalize_function): Update call of
941 cgraph_decide_inlining_incrementally.
942 (initialize_inline_failed): Break out of ...
943 (cgraph_analyze_function): ... here.
944 (rebuild_cgraph_edges): New function.
945 (pass_rebuild_cgraph_edges): New pass.
946 * common.opt (fearly-inlining): New flag.
947 * ipa-inline.c: Include ggc.h
948 (cgraph_clone_inlined_nodes): Avoid re-using of original copy
949 when cgraph is not fully built.
950 (cgraph_decide_inlining_incrementally): Add early mode.
951 (cgraph_early_inlining): New function.
952 (cgraph_gate_early_inlining): Likewise.
953 (pass_early_ipa_inline): New pass.
954 * ipa.c (cgraph_postorder): NULLify aux pointer.
955 * tree-inline.c (expand_call_inline): Avoid warning early.
956 * tree-optimize.c (pass_early_local_passes): New.
957 (execute_cleanup_cfg_pre_ipa): New.
958 (pass_cleanup_cfg): New.
959 (register_dump_files): Fix handling subpasses of IPA pass.
960 (init_tree_optimization_passes): Add early passes.
961 (execute_ipa_pass_list): Fix handling of subpasses of IPA pass.
962 * passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges,
963 pass_early_ipa_inline): New passes.
964 * tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New.
966 * invoke.texi: Document early-inlining.
968 2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
970 * doc/include/fdl.texi: Merge in changes from upstream.
971 * doc/include/gpl.texi: Likewise.
973 2005-06-27 Diego Novillo <dnovillo@redhat.com>
976 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type
977 casts between unsigned and signed types with different size
980 2005-06-28 Jan Hubicka <jh@suse.cz>
982 * tree-optimize.c (exercute_free_datastructures):
983 Do not disband implicit edges; do not attempt to build insn list;
984 do not free cfg annotations.
985 (execute_free_cfg_annotations); Disband implicit edges here;
986 free cfg annotations here too.
987 (pass_free_cfg_annotations); New pass.
988 (init_tree_optimization_passes); Add pass_free_cfg_annotations.
989 * tree-ssa-operands.c (free_ssa_operands); Recover; export.
990 * tree-ssa-operands.h (free_ssa_operands); declare.
991 * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified;
993 * tree-ssanames.c (release_defs): Kill addresses_taken.
995 * basic-block.h (basic_block_def): Kill rbi.
996 (reorder_block_def): Kill; Remove next field (replaced by aux);
997 move other fields to ...
998 (rtl_bb_info): ... here.
999 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1000 copy_bb, connect_traces, add_labels_and_missing_jumps
1001 fix_up_fall_thru_edges, fix_crossing_conditional_branches,
1002 duplicate_computed_gotos, partition_hot_cold_basic-blocks):
1003 Update to new fields.
1004 * cfg.c (initialize_bb_rbi): Kill.
1005 * cfglayout.c (record_effective_endpoints, fixup_reorder_chain,
1006 fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update.
1007 * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi.
1008 (try_redirect_by_replacing_jump): Update rbi references.
1009 (cfg_layout_split_block): Likewise.
1010 (cfg_layout_delete_block): Likewise.
1011 (cfg_layout_merge_blocks): Likewise.
1012 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1013 * passes.c (rest_of_handle_sms): Likewise.
1014 * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
1016 2005-06-27 David Edelsohn <edelsohn@gnu.org>
1018 * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum
1019 in verbose_asm output.
1020 * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with
1022 * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for
1025 2005-06-27 Jakub Jelinek <jakub@redhat.com>
1027 * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6.
1028 (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6.
1029 (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define.
1030 (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5,
1031 ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define.
1032 * builtins.c: Include tree-flow.h.
1033 (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes.
1034 (expand_builtin_object_size, expand_builtin_memory_chk,
1035 maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning,
1036 compute_object_offset, compute_builtin_object_size,
1037 fold_builtin_object_size): New functions.
1038 (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK.
1039 (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF
1040 and BUILT_IN_{,F}PRINTF_UNLOCKED.
1041 (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1042 fold_builtin_strncpy_chk, fold_builtin_strcat_chk,
1043 fold_builtin_strncat_chk, fold_builtin_sprintf_chk,
1044 fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf):
1046 * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK,
1047 BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK,
1048 BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK,
1049 BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK,
1050 BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK,
1051 BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK,
1052 BUILT_IN_VPRINTF_CHK): New builtins.
1053 * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4):
1055 (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG,
1056 BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE,
1057 BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE,
1058 BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG,
1059 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG,
1060 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG,
1061 BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR,
1062 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR,
1063 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types.
1064 * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6,
1065 DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define.
1066 * Makefile.in (OBJS-common): Add tree-object-size.o.
1067 (tree-object-size.o): Add dependencies.
1068 * tree-pass.h (pass_object_sizes): Add.
1069 * tree-optimize.c (init_tree_optimization_passes): Add
1071 * tree-object-size.c: New file.
1072 * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1073 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk,
1074 compute_builtin_object_size, init_object_sizes, fini_object_sizes):
1076 * tree-ssa-ccp.c (get_strlen): Rename to ...
1077 (get_maxval_strlen): ...this function. Handle also computing of maximum
1078 string length and maximum integral value.
1079 (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen
1080 instead of get_strlen. Pass CALLEE and ARGLIST variables to the
1081 folding functions instead of computing them again.
1082 (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed
1083 into some other builtin.
1084 * doc/extend.texi (Object Size Checking): Document.
1086 * regrename.c (copy_value): Fix comment.
1088 * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD)
1089 instead of preprocessor conditionals.
1091 * targhooks.c (default_hidden_stack_protect_fail): Fall back to
1092 default_external_stack_protect_fail if visibility is not supported
1094 * config/i386/i386.c (ix86_stack_protect_fail): New function.
1095 (TARGET_STACK_PROTECT_FAIL): Define.
1096 * config/i386/i386.md (stack_protect_si): Change CLOBBER into
1098 (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid
1099 invalid instruction xorl %rax, %rax.
1101 2005-06-27 Richard Henderson <rth@redhat.com>
1103 * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.
1104 * cfgexpand.c: Include params.h.
1105 (has_protected_decls, has_short_buffer): New.
1106 (expand_stack_vars): Take a predicate to determine what to expand.
1107 (defer_stack_allocation): True when flag_stack_protect on.
1108 (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New.
1109 (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New.
1110 (stack_protect_classify_type, stack_protect_decl_phase): New.
1111 (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New.
1112 (add_stack_protection_conflicts, create_stack_guard): New.
1113 (expand_used_vars): Add stack protection logic.
1114 (tree_expand_cfg): Likewise.
1115 * common.opt (Wstack-protector): New.
1116 (fstack-protector, fstack-protector-all): New.
1117 * function.c: Include predict.h.
1118 (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
1119 wants to copy the parameter into the stack frame.
1120 (stack_protect_prologue, stack_protect_epilogue): New.
1121 (expand_function_end): Call stack_protect_epilogue. Do
1122 sjlj_emit_function_exit_after after naked_return_label.
1123 * function.h (struct function): Add stack_protect_guard.
1124 * params.def (PARAM_SSP_BUFFER_SIZE): New.
1125 * toplev.c (process_options): Disable flag_stack_protect and/or
1126 warn_stack_protect based on FRAME_GROWS_DOWNWARD.
1127 * tree.h (stack_protect_prologue): Declare.
1129 * target-def.h (TARGET_STACK_PROTECT_GUARD): New.
1130 (TARGET_STACK_PROTECT_FAIL): New.
1131 (TARGET_INITIALIZER): Add them.
1132 * target.h (struct gcc_target): Add stack_protect_guard and
1134 * targhooks.c: Include ggc.h, gty header.
1135 (stack_chk_guard_decl, default_stack_protect_guard): New.
1136 (stack_chk_fail_decl, default_external_stack_protect_fail): New.
1137 (default_hidden_stack_protect_fail): New.
1138 * targhooks.h (default_stack_protect_guard): Declare.
1139 (default_external_stack_protect_fail): Declare.
1140 (default_hidden_stack_protect_fail): Declare.
1141 * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New.
1142 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New.
1144 (conditional_trap, conditional_trap_1): Remove.
1145 (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New.
1146 (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New.
1147 * doc/md.texi (stack_protect_set, stack_protect_test): New.
1148 * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New.
1149 (TARGET_STACK_PROTECT_FAIL): New.
1151 * libgcc-std.ver (GCC_4.1.0): New.
1152 * libgcc.h (__stack_chk_guard): Declare.
1153 (__stack_chk_fail, __stack_chk_fail_local): Declare.
1154 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
1155 * mklibgcc.in (lib2funcs): Add them.
1157 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1160 * c-common.c (check_function_sentinel): Pass in named argument
1161 list, skip over named arguments before looking for a sentinel.
1162 (check_function_arguments): Pass in named argument list.
1163 * c-common.h (check_function_arguments): Likewise.
1164 * c-typeck.c (build_function_call): Likewise.
1166 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1168 * genautomata.c (decl_mode_check_failed,
1169 regexp_mode_check_failed): Add noreturn attribute.
1171 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
1173 * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos.
1174 * doc/invoke.texi: Fix typos.
1176 * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c,
1177 convert.c, lambda-code.c, predict.c, tree-cfg.c,
1178 tree-complex.c, tree-data-ref.c, tree-if-conv.c,
1179 tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c,
1180 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
1181 tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1182 tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c,
1183 tree.c: Use fold_buildN instead of fold (buildN (...)).
1185 2005-06-26 Gerald Pfeifer <gerald@pfeifer.com>
1187 * doc/install.texi (Specific): Do not specify the concrete
1188 versions of GCC provided by Cygwin. Simplify the part on
1191 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
1193 * config/arc/arc-protos.c: Remove the prototype for
1195 * config/arc/arc.c (arc_finalize_pic): Remove.
1196 * config/arc/arc.h (FINALIZE_PIC): Likewise.
1197 * config/bfin/bfin.h (FINALIZE_PIC): Likewise.
1198 * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise.
1200 2005-06-26 Jakub Jelinek <jakub@redhat.com>
1203 * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free
1204 instead of alloca for really big argument sizes.
1207 * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node
1208 earlier in the function.
1210 * regrename.c (copy_value): Don't replace fixed or global
1211 regs with older regs.
1213 * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined.
1214 * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD)
1215 instead of preprocessor conditionals.
1216 (assign_stack_local_1, assign_stack_temp_for_type): Likewise.
1217 * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0
1218 depending on if it was or was not defined previously.
1219 * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero
1220 definition of FRAME_GROWS_DOWNWARD means frame grows downward.
1221 * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise.
1222 * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update
1224 * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise.
1225 * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise.
1226 * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0.
1227 * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise.
1228 * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise.
1229 * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise.
1230 * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise.
1231 * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update
1233 * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise.
1234 * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise.
1235 * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise.
1236 * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise.
1237 * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise.
1238 * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise.
1239 * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise.
1240 * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise.
1241 * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise.
1242 * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise.
1243 * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise.
1244 * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise.
1245 * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment.
1246 * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise.
1247 * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise.
1248 * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1.
1249 * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise.
1250 * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise.
1251 * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise.
1253 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
1255 PR tree-optimization/22026
1256 * tree-vrp.c (extract_range_from_binary_expr): Drop to
1257 VR_VARYING if a binary expression involving VR_ANTI_RANGE is
1258 PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR.
1260 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
1262 * Makefile.in (OBJS-common): Remove duplicate object file
1265 2005-06-25 Jan Hubicka <jh@suse.cz>
1267 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile.
1268 * cfg.c (update_bb_profile_for_threading): Fix rescaling.
1270 * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info
1272 (rest_of_compilation): Fix conditional on branch prob pass.
1273 * predict.c (tree_estimate_probability): Enable strip_builtin_expect
1274 when not loop optimizing.
1276 2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com>
1278 * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3):
1280 (movbi): Add alternative to set CC to zero.
1281 (compare_eq, compare_ne, compare_le, compare_lt, compare_leu,
1282 compare_ltu): Now named patterns.
1284 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
1286 * all files: Update FSF address in copyright headers.
1288 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
1290 * gengtype.c: Update FSF address in copyright header.
1291 (create_file): Update FSF in outputed copyright header.
1293 2005-06-24 Kazu Hirata <kazu@codesourcery.com>
1295 * cfglayout.c (block_locators_locs, line_locators_locs,
1296 line_locators_lines, file_locators_locs): Change the type to
1298 (insn_locators_initialize, change_scope, insn_scope,
1299 locator_line, insn_line, locator_file): Use VEC instead of
1302 2005-06-24 Jason Merrill <jason@redhat.com>
1304 * tree-nrv.c (tree_nrv): Fix to check assignments to the
1305 RESULT_DECL rather than just RETURN_EXPRs.
1306 (finalize_nrv_r): Adjust.
1308 2005-06-24 Jan Hubicka <jh@suse.cz>
1310 * tree-optimize.c (init_tree_optimization_passes): Fix flags of
1311 all_passes and all_ipa_passes.
1313 * c-common.c: Include cgraph.h
1314 (handle_externally_visible_attribute): New function.
1315 (c_common_att): Add "externally_visible" attribute.
1316 * cgraph.c (decide_is_variable_needed): Obey externally
1318 (cgraph_varpool_finalize_decl): Avoid redundant checking.
1319 * cgraph.h (struct cgraph_node): New flag externally_visible.
1320 (decide_is_function_needed): Obey externally visible flag.
1321 (cgraph_finalize_function): Avoid redundant checks.
1322 (cgraph_function_and_variable_visibility): Bring symbols local
1324 * common.opt (fwhole-program): New flag.
1326 * doc/invoke.texi (-fwhole-program): Document.
1328 2005-06-24 Mark Mitchell <mark@codesourcery.com>
1331 * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL
1334 2005-06-23 Mark Mitchell <mark@codesourcery.com>
1337 * tree-ssa-operands.c (get_expr_operands): Check the volatility of
1338 the FIELD_DECL and set s_ann->has_volatile_ops accordingly.
1340 2005-06-24 Jan Hubicka <jh@suse.cz>
1342 * opts.c (decode_options): Enable unit-at-a-time by default at -O1.
1344 2005-06-23 Jeff Law <law@redhat.com>
1346 * tree-optimize.c (init_tree_optimization_passes): Move
1347 copy prop pass to run just before VRP.
1348 * tree-vrp.c (remove_range_assertions): Remove copies created
1349 by ASSERT_EXPR removal.
1351 2005-06-23 Kazu Hirata <kazu@codesourcery.com>
1353 PR tree-optimization/22117
1354 * tree-vrp.c (extract_range_from_binary_expr): Compute a
1355 correct range when adding two pointers.
1357 2005-06-23 Jason Merrill <jason@redhat.com>
1360 Leave the return slot target in the MODIFY_EXPR rather than making
1361 it an argument, but only use it if the CALL_EXPR has a flag set.
1362 * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
1363 CALL_EXPR_RETURN_SLOT_OPT.
1364 * calls.c (expand_call): Adjust.
1365 * tree-inline.c (expand_call_inline): Adjust.
1366 * tree-pretty-print.c (dump_generic_node): Adjust.
1368 And set the flag as appropriate.
1369 * gimplify.c (gimplify_modify_expr_rhs): Set
1370 CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
1371 * tree-nrv.c (execute_return_slot_opt): Set
1372 CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
1373 * tree-pass.h: Declare pass_return_slot.
1374 * tree-optimize.c (init_tree_optimization_passes): Add it.
1376 2005-06-23 David Edelsohn <edelsohn@gnu.org>
1379 * config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
1380 * config/rs6000/rs6000.md: Move atomic instructions to ...
1381 * config/rs6000/sync.md: Here.
1382 Change sync_compare_and_swap<mode> to define_expand. All stwcx
1383 patterns test PPC405_ERRATUM77.
1385 2005-06-23 Jan Hubicka <jh@suse.cz>
1387 * tree-inline.c (copy_body_r): Remap labels correctly.
1389 2005-06-22 Alan Modra <amodra@bigpond.net.au>
1391 * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.
1393 2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1396 * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR
1397 the same as the other cast operands.
1398 (output_addressed_constants): Likewise.
1400 2005-06-21 Jeff Law <law@redhat.com>
1402 * tree-vrp.c (extract_range_from_unary_expr): Handle type
1405 2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
1407 * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
1408 (reduc_plus_optab): Removed. Replcaed with...
1409 (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
1410 * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
1411 reduc_uplus_optab instead of reduc_plus_optab.
1412 (expand_vec_shift_expr): New function.
1413 (init_optabs): Initialize new optabs. Remove initialization of
1415 (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
1416 for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
1417 * optabs.h (OTI_reduc_plus): Removed. Replaced with...
1418 (OTI_reduc_splus, OTI_reduc_uplus): New.
1419 (reduc_plus_optab): Removed. Replcaed with...
1420 (reduc_splus_optab, reduc_uplus_optab): New optabs.
1421 (vec_shl_optab, vec_shr_optab): New optabs.
1422 (expand_vec_shift_expr): New function declaration.
1424 * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
1425 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
1426 * expr.c (expand_expr_real_1): Handle new tree-codes.
1427 * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
1428 * tree-vect-generic.c (expand_vector_operations_1): Add assert.
1430 * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
1431 alternatives for generating reduction epilog code.
1432 (vectorizable_reduction): Don't fail of direct reduction support is
1434 (vectorizable_target_reduction_pattern): Likewise.
1436 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
1437 reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
1438 reduc_plus_v4si, reduc_plus_v4sf): Removed.
1439 (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
1440 reduc_splus_<mode>, reduc_uplus_v16qi): New.
1442 2005-06-20 Daniel Berlin <dberlin@dberlin.org>
1444 * c-typeck.c (build_function_call): Set fundecl = function again.
1445 * tree-ssa-alias.c (find_used_portions): Address taking causes the
1446 entire variable to be used.
1447 * tree-ssa-structalias.c (do_structure_copy): Fix handling of
1448 unknown size variables, and structure copies from addressof
1449 operations. Simplify how we do *a = *b type structure copies.
1450 (init_base_vars): Add ANYTHING = &ANYTHING constraint the right
1451 way. READONLY's address is not taken by default.
1452 INTEGER dereference should point to anything.
1453 (create_variable_info_for): It's okay for the first field to not start
1456 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
1458 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
1460 2005-06-20 Roger Sayle <roger@eyesopen.com>
1461 Fariborz Jahanian <fjahanian@apple.com>
1463 * combine.c (simplify_set): Simplify setting of CC register
1464 by removing redundant compare with 0 on RHS.
1466 2005-06-20 Jan Beulich <jbeulich@novell.com>
1468 * config/i386/netware-libgcc.def: Update copyright.
1469 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
1470 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
1471 * config/i386/netware.c (gen_stdcall_decoration,
1472 gen_fastd_decoration): Merge into ...
1473 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
1475 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
1476 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
1477 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
1478 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
1479 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
1480 use of NX_MUTEX_RECURSIVE.
1482 2005-06-19 Roger Sayle <roger@eyesopen.com>
1484 * fold-const.c (swap_tree_comparison): Add support for unordered
1485 floating point comparisons.
1486 * tree-vrp.c (opposite_comparison): Delete.
1487 (extract_range_from_assert): Replace calls to opposite_comparison
1488 with calls to swap_tree_comparison.
1489 (register_edge_assert_for): Likewise.
1490 (vrp_evaluate_conditional): Likewise.
1492 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
1494 * integrate.c (allocate_initial_values): Update the references
1495 to global_live_at_start and global_live_at_end.
1497 2005-06-20 Jan Hubicka <jh@suse.cz>
1499 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
1500 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
1502 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
1503 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
1504 Update call of duplicate_loop_to_header_edge.
1505 (apply_opt_in_copies): Clear out aux pointers.
1507 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
1509 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
1510 (ix86_mangle_fundamental_type): New.
1511 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
1512 (ia64_mangle_fundamental_type): New.
1514 2005-06-19 Roger Sayle <roger@eyesopen.com>
1516 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
1518 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
1519 CONSTANT_CLASS_P nodes.
1521 2005-06-19 Richard Henderson <rth@redhat.com>
1523 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
1524 the shift is always required.
1526 2005-06-19 Richard Henderson <rth@redhat.com>
1528 * config/ia64/ia64-modes.def (V4SF): Add.
1529 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
1530 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
1531 integer mode changes in fp regs.
1532 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
1533 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
1534 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
1535 (vcondv2sf): Use gen_fpack
1536 (fpack): Remove * from name.
1537 (fswap, fmix_l, fmix_r, fmix_lr): New.
1538 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
1539 (vec_extractv2sf_1, vec_extractv2sf): New.
1541 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
1543 * combine.c (make_compound_operation): Use simplify_subreg. Delete
1544 a optimization already done by simplify_subreg.
1546 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
1548 * loop.c (scan_loop): Do not consider insns setting the frame
1549 pointer to be candidates for hoisting.
1551 2005-06-19 Uros Bizjak <uros@kss-loka.si>
1553 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
1554 Remove instruction patterns.
1555 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
1556 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
1557 Set "unit" attribute to "i387".
1558 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
1559 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
1561 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
1562 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
1563 attribute to "i387" when "type" attribute equals "multi".
1564 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
1565 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
1566 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
1567 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
1568 attribute to "i387" when "type" attribute equals "multi".
1569 * config/i386/mmx.md (*mov<mode>_internal_rex64)
1570 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
1571 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
1572 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
1573 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
1574 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
1575 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
1576 to "mmx" for "y" operand 1.
1578 2005-06-19 Uros Bizjak <uros@kss-loka.si>
1580 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
1581 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
1582 and SSE registers to determine if regno is valid.
1583 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
1584 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
1586 2005-06-18 Richard Henderson <rth@redhat.com>
1588 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
1589 for control-altering statements; set it again for returns.
1590 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
1593 2005-06-18 Richard Henderson <rth@redhat.com>
1596 * tree-ssa-pre.c (create_expression_by_pieces): Set
1597 DECL_COMPLEX_GIMPLE_REG_P.
1598 (insert_into_preds_of_block): Likewise.
1600 2005-06-18 Steven Bosscher <stevenb@suse.de>
1602 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
1604 2005-06-18 Richard Henderson <rth@redhat.com>
1606 * expr.c (store_constructor): Use store of 0 to indicate value
1607 death instead of a clobber.
1609 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
1610 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
1611 * config/i386/sse.md (reduc_plus_v4sf): New.
1612 (reduc_smax_v4sf, reduc_smin_v4sf): New.
1614 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
1616 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
1617 nonnegative values of X.
1619 2005-06-18 Uros Bizjak <uros@kss-loka.si>
1621 * doc/md.texi (Standard Names): Change insn pattern name
1622 from truncM2 to btruncM2 for 'trunc' built-in description.
1623 Add rintM2 insn pattern description.
1625 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 * c-decl.c (locate_old_decl): Add format attribute.
1628 (implicit_decl_warning): Likewise.
1630 * diagnostic.h (verbatim): Move ...
1631 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
1632 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
1634 2005-06-18 Roger Sayle <roger@eyesopen.com>
1637 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
1639 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
1641 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
1643 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
1644 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
1645 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
1646 reduc_plus_optab): New optabs for reduction.
1647 * expr.c (expand_expr_real_1): Handle new tree-codes.
1648 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
1649 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
1651 * optabs.c (optab_for_tree_code): Handle new tree-codes.
1652 (init_optabs): Initialize new optabs.
1653 * genopinit.c (optabs): Define handlers for new optabs.
1655 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
1656 case of a phi that is marked as relevant. Call vectorizable_reduction.
1657 (vect_mark_relevant): Phis may be marked as relevant.
1658 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
1659 reduction variable in a reduction stmt does not mark its defining phi
1660 as relevant. Update documentation accordingly.
1661 (vect_can_advance_ivs_p): Skip reduction phis.
1662 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
1663 additional argument. Handle reduction.
1664 (vect_create_destination_var): Update call to vect_get_new_vect_var.
1665 Handle non-vector argument.
1666 (get_initial_def_for_reduction): New function.
1667 (vect_create_epilog_for_reduction): New function.
1668 (vectorizable_reduction): New function.
1669 (vect_get_new_vect_var): Handle new vect_var_kind.
1670 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
1671 vectorizable_condition): Update call to vect_get_new_vect_var.
1672 (vect_transform_stmt): Call vectorizable_reduction.
1673 (vect_update_ivs_after_vectorizer): Skip reduction phis.
1674 (vect_transform_loop): Skip if stmt is both not relevant and not live.
1675 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
1676 (vect_is_simple_reduction): Was empty - added implementation.
1677 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
1678 (reduc_vec_info_type): New enum vect_def_type value.
1679 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
1680 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
1681 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
1683 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
1684 ENABLE_CHECKING around gcc_assert.
1685 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
1686 (vect_do_peeling_for_alignment, vect_transform_loop,
1687 vect_get_vec_def_for_operand): Likewise.
1689 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
1691 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
1692 big-endian unnamed __float80 value.
1694 2005-06-18 Richard Henderson <rth@redhat.com>
1697 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
1700 2005-06-17 Richard Henderson <rth@redhat.com>
1702 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
1703 initialize_original_copy_tables and free_original_copy_tables.
1704 (vect_do_peeling_for_alignment): Likewise.
1706 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
1708 * bb-reorder.c (find_traces_1_round): Use succ block frequency
1709 instead of edge frequency for calls to better_edge_p.
1711 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
1714 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
1716 2005-06-17 Steve Ellcey <sje@cup.hp.com>
1719 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
1720 (PROFILE_HOOK): New.
1721 (PROFILE_BEFORE_PROLOGUE): Undef.
1722 (NO_PROFILE_COUNTERS): New.
1723 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
1724 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
1725 (gen_mcount_func_rtx): New.
1726 (ia64_profile_hook): New.
1727 * config/ia64/ia64.md (ip_value): New.
1729 2005-06-17 Devang Patel <dpatel@apple.com>
1731 * config/rs6000/predicates.md (s5bit_cint_operand,
1732 u5bit_cint_operand): New.
1733 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
1734 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
1735 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
1736 5 bit constant check.
1738 2005-06-17 Richard Henderson <rth@redhat.com>
1740 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
1741 properly when moving an initialization insn.
1743 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
1745 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
1747 * configure.ac: Regenerate.
1749 2005-06-17 Jan Hubicka <jh@suse.cz>
1751 * tree-optimize.c (execute_ipa_pass_list): New.
1752 (ipa_passes): Use it.
1754 2005-06-16 Richard Henderson <rth@redhat.com>
1757 * tree-complex.c (update_phi_components): Avoid no-op moves.
1759 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
1761 * Makefile.in (cc1-checksum.c): Use
1762 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
1764 2005-06-16 Geoffrey Keating <geoffk@apple.com>
1766 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
1769 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
1771 (SHLIB_REVISION): Delete.
1772 (SHLIB_VERSTRING): Update to compensate.
1773 (SHLIB_SONAME): Just use one '.' in the name.
1775 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1777 PR tree-optimization/22018
1778 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
1780 2005-06-16 Richard Henderson <rth@redhat.com>
1783 * builtins.c (fold_builtin_complex_mul): Remove.
1784 (fold_builtin_complex_div): Remove.
1785 (fold_builtin_1): Don't call them.
1786 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
1787 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
1788 (fold_binary): Don't call them. Don't expand complex comparisons to
1789 elementary comparisons.
1790 * tree-complex.c (init_dont_simulate_again): Enhance search for
1791 stmts that require decomposition.
1792 (complex_visit_stmt): Handle RETURN_EXPR properly.
1793 (create_components): Handle no referenced variables properly.
1794 * tree.h (fold_complex_mult_parts): Remove.
1795 (fold_complex_div_parts): Remove.
1797 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
1799 * doc/extend.texi: Document sseregparm target attribute.
1800 Clarify fastcall and regparm documentation.
1801 * config/i386/i386.h: Adjust float_in_sse documentation.
1802 * config/i386/i386.c: Add new target attribute sseregparm.
1803 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
1805 (ix86_handle_cconv_attribute): ... here. Also handle
1806 sseregparm attribute.
1807 (ix86_comp_type_attributes): Compare sseregparm attributes.
1808 (ix86_function_sseregparm): New function, split out from ...
1809 (init_cumulative_args): ... here. Use to decide use
1810 of SSE registers and error in case of missing support.
1811 (ix86_value_regno): Likewise.
1812 (function_arg_advance): Do not bail out for DFmode if we need
1813 to pass doubles in registers.
1814 (function_arg): Likewise.
1816 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
1817 Daniel Jacobowitz <dan@codesourcery.com>
1818 Alan Modra <amodra.bigpond.net.au>
1820 * configure.ac (gcc_version): Set near the beginning.
1821 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
1822 found in the tree. Use gcc_AC_PROG to find the tools in the system.
1823 (objdump): Do not look for it.
1824 * Makefile.in (NM_FOR_TARGET): Point to ./nm
1825 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
1826 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
1827 (as, ld, nm): New rules.
1828 (libgcc.mk): Depend on them.
1829 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
1830 gcc_AC_BUILD_EXEEXT): New.
1831 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
1832 * configure: Regenerate.
1834 2005-06-16 Jan Hubicka <jh@suse.cz>
1836 * basic-block.h (rtl_bb_info): Break out head_, end_,
1837 global_live_at_start, global_live_at_end from ...
1838 (basic_block_def): ... here; update all references
1840 (init_rtl_bb_info): Declare.
1841 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
1843 * cfgrtl.c: Include ggc.h
1844 (create_basic_block_structure): Init bb info.
1845 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
1846 (init_rtl_bb_info): New function.
1847 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
1848 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
1849 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
1850 (dump_flow_info): Gueard global_live_* dumping.
1852 * Makefile.in (cfg.o): Add new dependencies.
1853 * basic-block.h (reorder_block_def): Kill
1854 original/copy/duplicated/copy_number fields.
1855 (BB_DUPLICATED): New flag.
1856 (initialize_original_copy_tables, free_original_copy_tables,
1857 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
1858 * cfg.c: Include hashtab.h and alloc-pool.h
1859 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
1860 (htab_bb_copy_original_entry): New struct.
1861 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
1862 (initialize_original_copy_tables, free_original_copy_tables,
1863 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
1865 * cfghooks.c (duplicate_block): Update original/copy handling.
1866 * cfglayout.c (fixup_reorder_chain): Likewise.
1867 (cfg_layout_initialize): Initialize orignal_copy tables.
1868 (cfg_layout_finalize): FInalize original_copy tables.
1869 (can_copy_bbs_p): Use BB_DUPLICATED flag.
1870 (copy_bbs): Likewise.
1871 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
1872 (duplicate_loop_to_header_edge): Likewise; update handling of
1874 (loop_version): Likewise.
1875 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
1876 * except.c (expand_resx_expr): Check that reg->resume is not set.
1877 * loop-unroll.c (unroll_loop_constant_iterations,
1878 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
1879 copy/original handling.
1880 * loop-unwitch.c (unswitch_loop): Likewise.
1881 * tree-cfg.c (create_bb): Do not initialize RBI.
1882 (disband_implicit_edges): Do not kill RBI.
1883 (add_phi_args_after_copy_bb): Use new original/copy mapping.
1884 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
1885 (tree_duplicate_sese_region): Update original/copy handling.
1886 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1887 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
1888 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
1890 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
1893 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
1894 integer types whos ranges are different are not useless.
1896 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
1899 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
1902 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1904 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
1906 (dump_sa_points_to_info): Make extern.
1907 (debug_sa_points_to_info): New.
1908 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
1910 (dump_sa_points_to_info): Declare.
1911 (debug_sa_points_to_info): Declare.
1913 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
1915 * c-tree.h (default_function_array_conversion): Declare.
1916 * c-typeck.c (default_function_array_conversion): Export. Correct
1918 (default_conversion): Do not call
1919 default_function_array_conversion. Do not allow FUNCTION_TYPE.
1920 (build_function_call): Call default_function_array_conversion on
1922 (convert_arguments): Do not call it on the function arguments.
1923 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
1924 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
1925 address of ARRAY_REF.
1926 (build_compound_expr): Do not call
1927 default_function_array_conversion.
1928 (build_c_cast): Do not call default_function_array_conversion.
1929 (convert_for_assignment): Do not call default_conversion.
1930 (digest_init): Call default_function_array_conversion to convert
1931 string constants and compound literals to pointers, but not
1933 (output_init_element): Likewise.
1934 (build_asm_expr): Do not call default_function_array_conversion.
1935 (c_process_expr_stmt): Likewise.
1936 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
1938 * c-parser.c (c_parser_expression_conv): New.
1939 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
1940 argument. All callers changed. Call
1941 default_function_array_conversion if convert_p.
1942 (c_parser_initializer, c_parser_initval): Call
1943 default_function_array_conversion except for string constants and
1945 (c_parser_initelt): Call default_function_array_conversion for
1946 ObjC expression received.
1947 (c_parser_statement_after_labels): Call c_parser_expression_conv
1948 for return and expression statements.
1949 (c_parser_paren_condition, c_parser_for_statement,
1950 c_parser_conditional_expression): Call c_parser_expression_conv.
1951 (c_parser_expr_no_commas, c_parser_conditional_expression,
1952 c_parser_binary_expression, c_parser_cast_expression,
1953 c_parser_unary_expression): Call
1954 default_function_array_conversion.
1956 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1958 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
1959 when the result overflows.
1961 2005-06-15 David Ung <davidu@mips.com>
1963 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
1966 2005-06-15 Richard Sandiford <richard@codesourcery.com>
1968 * doc/invoke.texi (-mips16): Fix typo.
1970 2005-06-15 David Ung <davidu@mips.com>
1972 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
1973 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
1974 Changed expand condition to exclude generating of "and" if
1975 GENERATE_MIPS16E is true.
1976 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
1977 matching mips16e zeb/zeh.
1978 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
1980 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
1982 * doc/invoke.texi (MIPS Options): Add comment to -mips16
1983 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
1985 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1988 * tree-vrp.c (vrp_int_const_binop): New.
1989 (extract_range_from_binary_expr): Call it.
1990 Unify handling division and multiplication.
1992 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
1994 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
1996 * c-common.c (same_scalar_type_ignoring_signedness): New.
1998 * c-typeck.c (build_binary_op): Check compatability of vector
1999 types. Move error report after switch.
2000 Do not clobber code[01] on *_DIV_EXPR case.
2002 * testsuite/gcc.dg/simd-1.c: Update error messages.
2003 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
2005 * testsuite/gcc.dg/simd-2.c: Update error messages.
2006 * testsuite/gcc.dg/simd-4.c: New.
2008 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2010 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
2011 * local-alloc.c: Include "ggc.h" and "reload.h".
2012 (struct equivalence): New member is_arg_equivalence.
2013 (local_alloc): Always call update_equiv_regs.
2014 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
2015 Detect equivalences made by stores to memory in a second pass.
2016 Return early if not optimizing.
2017 Initialize reg_equiv_init for all equivalences; treat equivalences for
2018 REG_EQUIV notes existing before this pass specially.
2019 (no_equiv): Don't clear reg_equiv_init or remove notes if the
2020 is_arg_equivalence field is set.
2021 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
2022 * reload1.c (reg_equiv_init): No longer static.
2023 (reg_equiv_init_size): New variable.
2024 (reload): Don't allocate reg_equiv_init; don't free it when done but
2026 Restructure equivalence set up code not to set reg_equiv_init, but to
2027 clear it when we can't use an equivalence.
2028 Undo change disabling equivalences for MEM_READONLY_P memrefs.
2029 Dump equivalencing insns to dump_file.
2031 2005-06-14 Richard Sandiford <richard@codesourcery.com>
2033 * config/mips/mips.c (machine_function): Add varargs_size field.
2034 (mips_setup_incoming_varargs): Store the amount of extra stack space
2035 there rather than in *pretend_size. When saving registers, always
2036 expect virtual_incoming_args_rtx to point to the start of the
2038 (mips_va_start): Remove alignment hack. Handle all
2039 !EABI_FLOAT_VARARGS_P cases in the same way.
2040 (compute_frame_size): Handle varargs_size. Remove the redundant
2041 !TARGET_OLDABI condition in the handling of pretend_args_size.
2042 (mips_initial_elimination_offset): Remove the now-redundant check
2045 2005-06-14 Jeff Law <law@redhat.com>
2047 * tree-vrp.c (local_fold): Remove.
2048 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
2049 DIV/MOD case slightly for readability.
2051 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
2054 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
2055 rather than static objects (!) from libmudflap registration.
2057 2005-06-14 Richard Sandiford <richard@codesourcery.com>
2059 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
2060 (var_ref): Take the option's flags as a second parameter. Check
2062 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
2064 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2067 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
2068 unsigned index numbers.
2070 2005-06-13 Geoffrey Keating <geoffk@apple.com>
2072 * Makefile.in (install-man): Doesn't really depend on installdirs.
2073 (various rules for installing manpages): Do depend on installdirs.
2075 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
2077 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
2078 read_encoded_value_with_base call.
2079 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
2080 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
2081 * unwind-dw2.c (extract_cie_info): Fix aliasing in
2082 read_encoded_value call.
2083 (execute_cfa_program, uw_frame_state_for): Likewise.
2085 2005-06-13 Roger Sayle <roger@eyesopen.com>
2087 PR rtl-optimization/22053
2088 * reg-stack.c (compensate_edge): Correct mistake in the assertion
2089 checking of EDGE_ABNORMAL_CALL edges; complex return values can
2090 result in the top two stack slots, st(0) and st(1), being live.
2092 2005-06-13 Jeff Law <law@redhat.com>
2094 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
2095 simplify DIV, MOD or ABS expressions using VRP information.
2096 Remove WALK_DATA parameter. Prototype and all callers updated.
2097 (eliminate_redundant_computations): Remove WALK_DATA parameter.
2098 Prototype and all callers updated.
2099 (optimize_stmt): WALK_DATA parameter is now unused.
2101 * tree-vrp.c (local_fold): New function. Like fold, but
2102 strips useless type conversions in the result.
2103 (simplify_using_ranges): New function, largely cribbed from
2104 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
2105 (vrp_finalize): Call simplify_using_ranges.
2107 2005-06-13 Mark Mitchell <mark@codesourcery.com>
2109 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
2110 assembler in 64-bit mode.
2112 2005-06-13 David Edelsohn <edelsohn@gnu.org>
2114 Revert scc_operand patch.
2115 * config/rs6000/predicates.md (scc_operand): Delete.
2116 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
2118 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
2121 * fold-const.c (split_address_to_core_and_offset): Always return
2122 the address of the base object.
2124 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2126 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
2128 2005-06-12 Richard Henderson <rth@redhat.com>
2131 * tree-complex.c (update_complex_components_on_edge): New.
2132 (update_parameter_components): Use it.
2133 (update_phi_components): Likewise.
2134 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
2136 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
2138 PR tree-optimization/14796
2139 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
2142 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
2144 * cgraphunit.c, tree-ssa-loop-ivopts.c,
2145 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
2146 config/sparc/sparc.c: Fix comment typos.
2148 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
2150 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
2151 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
2152 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
2153 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
2155 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
2157 PR tree-optimization/14796
2158 * fold-const.c (fold_binary): Transform (A >> C) << C into
2160 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
2162 2005-06-11 Geoffrey Keating <geoffk@apple.com>
2164 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
2165 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
2167 (reg_or_sub_cint_operand): Likewise.
2168 (mask_operand): Handle DImode.
2169 (mask64_operand): Delete.
2170 (and64_operand): Delete.
2171 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
2172 instead of mask64_operand.
2173 (print_operand): Likewise.
2174 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
2175 reg_or_sub_cint_operand instead of *64_* variants.
2176 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
2177 instead of mask64_operand.
2178 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
2182 (add<mode>3): Use reg_or_add_cint_operand.
2184 (sub<mode>3): Use reg_or_sub_cint_operand.
2185 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
2186 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
2187 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
2188 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
2189 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
2190 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
2191 various unnamed patterns): New.
2192 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
2193 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
2194 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
2195 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
2196 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
2197 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
2198 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
2199 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
2200 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
2203 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
2205 * rtl.h (to_rtx_code): Remove.
2206 * machmode.h (to_machine_mode): Likewise.
2207 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
2209 (apply_mode_maps): Likewise.
2210 (read_rtx_1): Likewise.
2211 (apply_code_macro): Replace to to_rtx_code with explicit cast.
2212 (check_code_macro): Likewise.
2213 (read_rtx_1): Likewise.
2215 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
2217 * c-typeck.c (convert_for_assignment): Avoid checking
2218 OPT_Wc___compat, as it is always true.
2220 2005-06-11 David Edelsohn <edelsohn@gnu.org>
2222 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
2224 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
2226 Fix PR tree-optimization/22005
2227 Fix PR tree-optimization/22025
2229 * tree-ssa-structalias.c (struct variable_info): Add has_union
2231 (create_variable_info_for): Mark variables containing unions.
2232 Don't sort the field stack if notokay is true.
2233 (find_what_p_points_to): Convert variables containing unions back
2234 to their SFT's if necessary.
2236 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
2238 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
2239 is an INTEGER_CST before calling int_cst_value.
2241 2005-06-10 Uros Bizjak <uros@kss-loka.si>
2244 * config/i386/i386.c (ix86_function_value_regno_p): Return true
2245 for FIRST_MMX_REG if TARGET_MMX.
2246 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
2248 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
2249 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
2251 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
2253 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
2254 and access function against chrec_dont_know.
2256 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
2258 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
2260 (exit_phi_for_loop_p): New function.
2261 (can_put_in_inner_loop): Ditto.
2262 (can_convert_to_perfect_nest): Ditto.
2263 (perfect_nestify): Create iv with right type.
2264 Rewrite statements in correct order.
2266 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
2268 * tree-ssa-alias.c (new_type_alias): Use existing type
2269 tag if VAR has just one in its may_aliases list.
2271 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
2273 * rs6000/predicates.md (scc_operand): New.
2274 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
2276 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
2278 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
2279 dependence-distance modulo VF is 0 are recorded in the
2280 SAME_ALIGN_REFs VEC in each DR.
2281 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
2282 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
2283 DR we want to peel for, is set to 0.
2284 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
2285 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
2287 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
2288 (_stmt_vec_info): Added new field same_align_refs.
2289 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
2291 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
2293 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
2295 2005-06-10 Alan Modra <amodra@bigpond.net.au>
2297 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
2298 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
2299 * config/rs6000/rs6000.c (output_function_profiler): Obey
2300 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
2301 for -fPIC. Delete save_lr and substitute its value into strings.
2303 2005-06-09 Dale Johannesen <dalej@apple.com>
2305 * config/i386/i386.c (optimization_options): Make -fno-math-errno
2306 the default on Darwin.
2307 * config/rs6000/rs6000.c (optimization_options): Ditto.
2308 * doc/invoke.texi (-fno-math-errno): Document.
2310 2005-06-09 Dale Johannesen <dalej@apple.com>
2312 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
2313 Change to TARGET_INVALID_WITHIN_DOLOOP.
2315 2005-06-09 David Edelsohn <edelsohn@gnu.org>
2317 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
2318 * config/rs6000/predicates.md (scc_eq_operand): New.
2320 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
2322 * config/sh/sh.md (mextr_rl): Set buffer size properly.
2323 (*mextr_lr): Likewise.
2325 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
2328 * c.opt (Wc++-compat): New.
2329 * doc/invoke.texi (-Wc++-compat): Document.
2330 * c-typeck.c (convert_for_assignment): Check for implicit
2331 conversion void* -> T*.
2333 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
2335 * machmode.h (to_machine_mode): New.
2336 * rtl.h (to_rtx_code): Likewise.
2337 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
2338 (print_c_condition): Convert return value of htab_find().
2339 (apply_code_macro): Add explicit cast when convertin to enums.
2340 (apply_mode_maps): Likewise.
2341 (check_code_macro): Likewise.
2342 (read_rtx_1): Likewise.
2344 2005-06-09 Richard Henderson <rth@redhat.com>
2346 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
2347 Use SCALAR_FLOAT_MODE_P.
2348 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
2349 (fselect): Rename from fpcmp; use %F.
2352 2005-06-09 Jan Hubicka <jh@suse.cz>
2354 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
2355 local statics when doing unit-at-a-time.
2356 (cgraph_varpool_assemble_pending_decls): Output debug info.
2357 * dwarf2out.c (decls_for_scope): Skip local statics.
2358 (dwarf2out_decl): Handle local statics.
2359 * passes.c (rest_of_decl_compilation): Do not differentiate
2360 local and global statics in unit-at-a-time.
2361 * tree-inline.c (remap_decls): Put local static into
2362 unexpanded_vars_list rather than introducing duplicated VAR_DECL
2365 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
2367 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
2370 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
2372 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
2373 * tree-flow.h (find_what_p_points_to): Add prototype.
2374 (push_fields_onto_fieldstack): Ditto.
2375 (sort_fieldstack): Ditto.
2376 * tree-optimize.c (init_tree_optimization_passes): Add
2377 pass_build_pta and pass_del_pta.
2378 * tree-pass.h (pass_build_pta): New structure.
2379 (pass_del_pta): Ditto.
2380 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
2381 using new alias analyzer.
2382 (push_fields_onto_fieldstack): Removed from here.
2383 (bitpos_of_field): Ditto.
2384 (fieldoff_compare): Ditto.
2385 * tree-ssa-structalias.c: New file.
2386 * tree-ssa-structalias.h: Ditto.
2388 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
2390 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
2393 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
2395 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
2396 * config/bfin/bfin.h (enum bfin_builtins): ... here.
2398 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
2400 * target.h (insn_valid_within_doloop): Rename into
2401 "invalid_within_doloop". Change return type to "const char *".
2403 * targhooks.h (default_insn_valid_within_doloop): Rename into
2404 "default_invalid_within_doloop".
2405 * targhooks.c (default_insn_valid_within_doloop): Likewise.
2407 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
2408 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
2409 "default_invalid_within_doloop".
2410 * hooks.c (hook_constcharptr_rtx_null): New function.
2411 (hook_bool_rtx_true): Remove.
2412 * hooks.h (hook_constcharptr_rtx_null): Declare.
2413 (hook_bool_rtx_true): Remove.
2414 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
2415 "invalid_within_doloop" and print error message if non-null.
2417 * doc/tm.texi: Update documentation.
2418 * config/s390/s390.c: Adjust to new hook name and new default hook.
2419 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
2420 into "rs6000_invalid_within_doloop".
2421 (rs6000_invalid_within_doloop): Change return type to "static const
2422 char *" and replace return values. Update Comment.
2424 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
2426 * config/bfin/bfin.opt (mlong-calls): New.
2427 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
2428 if TARGET_LONG_CALLS.
2430 2005-06-09 Richard Henderson <rth@redhat.com>
2433 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
2434 (struct tree_decl): Add gimple_reg_flag.
2435 * integrate.c (copy_decl_for_inlining): Copy it.
2436 * gimplify.c (internal_get_tmp_var): Set it.
2437 (gimplify_bind_expr): Likewise.
2438 (gimplify_function_tree): Likewise.
2439 (gimplify_modify_expr_complex_part): New.
2440 (gimplify_modify_expr): Use it.
2441 * tree-gimple.c (is_gimple_reg_type): Allow complex.
2442 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
2444 * tree-complex.c (complex_lattice_t): New.
2445 (complex_lattice_values, complex_variable_components): New.
2446 (some_nonzerop, find_lattice_value, is_complex_reg,
2447 init_parameter_lattice_values, init_dont_simulate_again,
2448 complex_visit_stmt, complex_visit_phi, create_components,
2449 update_complex_components, update_parameter_components,
2450 update_phi_components, update_all_vops, expand_complex_move): New.
2451 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
2453 (update_complex_assignment): Use update_complex_components;
2454 handle updates of return_expr properly.
2455 (expand_complex_addition): Use complex lattice values.
2456 (expand_complex_multiplication): Likewise.
2457 (expand_complex_division): Likewise.
2458 (expand_complex_libcall): Use update_complex_components.
2459 (expand_complex_comparison): Use update_stmt.
2460 (expand_complex_operations_1): Use expand_complex_move, retrieve
2462 (tree_lower_complex): Compute lattice values.
2463 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
2464 (pass_lower_complex_O0): Rename from pass_lower_complex.
2465 (pass_lower_complex, gate_no_optimization): New.
2466 * tree-optimize.c (init_tree_optimization_passes): Update for
2467 complex pass changes.
2468 * tree-pass.h (pass_lower_complex_O0): Declare.
2470 2005-06-08 Dale Johannesen <dalej@apple.com>
2472 * config/darwin.c (darwin_binds_local_p): New.
2473 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
2474 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
2475 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
2476 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
2478 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
2480 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
2481 rs6000_isel, rs6000_spe, rs6000_alignment_string,
2482 rs6000_sched_restricted_insns_priority_str,
2483 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
2485 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2487 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
2488 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
2489 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
2490 multiplier_allowed_in_address_p, get_address_cost): Ditto.
2492 2005-06-08 Richard Henderson <rth@redhat.com>
2494 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
2495 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
2496 Emit out3 load right after alloc.
2498 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
2500 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2501 rs6000_explicit_options.
2503 2005-06-08 Richard Henderson <rth@redhat.com>
2505 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
2506 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
2508 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
2510 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
2512 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
2515 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
2518 * config/sparc/sparc.c (sparc_fold_builtin): New function
2519 (sparc_vis_mul8x16): New function.
2520 (sparc_handle_vis_mul8x16): New function.
2521 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
2523 2005-06-08 David Edelsohn <edelsohn@gnu.org>
2525 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
2527 (call_indirect_nonlocal_aix64): Same.
2528 (call_value_indirect_nonlocal_aix32): Same.
2529 (call_value_indirect_nonlocal_aix64): Same.
2532 (eq): Use CLZ splitter for compare with zero.
2534 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
2536 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
2537 everything larger than 8 bytes in memory.
2539 * config/bfin/bfin.h (enum bfin_builtins): New.
2540 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
2542 (csync, ssync): New insn patterns.
2543 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
2545 (def_builtin): New macro.
2546 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
2548 From Jie Zhang <jie.zhang@analog.com>
2549 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
2550 behavior of the native assembler in VDSP. So change accordingly.
2552 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
2554 * tree-data-ref.c (compute_estimated_nb_iterations,
2555 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
2556 analyze_subscript_affine_affine, find_data_references_in_loop):
2557 Fixed to use chrec_contains_undetermined to test the values of
2558 loop->estimated_nb_iterations.
2559 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2560 Compute the estimation only when loop->estimated_nb_iterations
2561 has not yet been initialized.
2562 (convert_step_widening, scev_probably_wraps_p): Add a call to
2563 estimate_numbers_of_iterations_loop.
2564 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
2566 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2569 * dwarf2out.c (add_loc_descr_op_piece): Move to the
2570 DWARF2_DEBUGGING_INFO section.
2572 2005-06-08 Richard Henderson <rth@redhat.com>
2575 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
2577 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2580 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
2581 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
2582 (TARGET_ASM_OUT): Add it.
2583 * doc/tm.texi (Debugging Info): Document it.
2584 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
2585 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
2586 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
2587 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
2588 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
2589 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
2590 (gen_inlined_tls_plt): Remove unused variable MEM.
2591 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
2592 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2593 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
2594 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
2596 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
2597 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2598 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
2599 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
2601 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
2602 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2603 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
2604 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
2606 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
2607 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2608 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
2609 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
2611 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
2612 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2613 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
2614 (TARGET_GNU_TLS): Define to 1.
2615 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
2616 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
2618 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
2619 if TARGET_GNU_TLS only.
2620 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2622 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
2623 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
2625 2005-06-07 Dale Johannesen <dalej@apple.com>
2627 * config/i386/i386.md (movqi_1): Fix case where source
2628 is memory and destination EDI.
2630 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
2632 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
2634 2005-06-07 Eric Christopher <echristo@redhat.com>
2636 * system.h: Poison EXTRA_CC_MODES.
2637 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
2638 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
2639 * doc/md.texi (Jump Patterns): Replace reference to
2640 EXTRA_CC_MODES with machine-modes.def.
2641 * doc/rtl.texi (Machine Modes): Ditto.
2643 2005-06-07 Richard Henderson <rth@redhat.com>
2645 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
2646 (assemble_start_function): Fix strcmp confusion.
2648 2005-06-07 Uros Bizjak <uros@kss-loka.si>
2650 * config/i386/i386.h (enum ix86_entity): New.
2651 (enum ix86_stack_slot): New.
2652 (OPTIMIZE_MODE_SWITCHING): Redefine to use
2653 ix86_optimize_mode_switching[] array.
2654 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
2655 (MODE_NEEDED): Use ix86_mode_needed() function.
2656 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
2658 (struct machine_function): Use optimize_mode_switching[] array.
2660 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
2661 (ix86_mode_needed): New function.
2662 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
2663 correct stack positions for stored control words.
2664 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
2665 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
2667 [IX86_BUILTIN_STMXCSR]: Same.
2669 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
2670 (emit_i387_cw_initialization): Change prototype.
2671 (ix86_mode_needed): New prototype.
2673 * config/i386/i386.md (i387_cw attribute): Change order of elements.
2674 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
2675 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
2676 (*fist<mode>2_ceil_1): Change constant in call to
2677 assign_386_stack_local to SLOT_TEMP.
2678 (*fix_trunc<mode>_i387_1): Change constant in call to
2679 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
2680 Use new ix86_optimize_mode_switching[] array.
2681 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
2682 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
2683 Use new ix86_optimize_mode_switching[] array.
2684 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
2685 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
2686 Use new ix86_optimize_mode_switching[] array.
2687 (frndintxf2_trunc): Change constants in call to
2688 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
2689 Use new ix86_optimize_mode_switching[] array.
2690 (frndintxf2_mask_pm): Change constants in call to
2691 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
2692 Use new ix86_optimize_mode_switching[] array.
2694 (define_peephole2): Change constant from 17 to FLAGS_REG;
2696 2005-06-07 Richard Henderson <rth@redhat.com>
2699 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
2701 2005-06-07 Dale Johannesen <dalej@apple.com>
2703 * tree-nested.c (finalize_nesting_tree_1): Disable
2704 warn_padded around layout_type call.
2706 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2708 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
2711 2005-06-07 Eric Christopher <echristo@redhat.com>
2713 * config/mips/predicates.md: Revert previous patch.
2715 2005-06-07 Jakub Jelinek <jakub@redhat.com>
2718 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
2721 2005-06-07 Diego Novillo <dnovillo@redhat.com>
2723 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
2724 (thread_stats): New local variable.
2725 (redirect_edges): Increment count of threaded edges.
2726 (thread_through_all_blocks): Initialize thread_stats.
2727 Display number of threaded jumps if TDF_STATS is enabled.
2729 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
2731 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
2732 the current bit index with no modulo.
2734 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
2736 PR 18403 and meta PR 21861.
2737 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
2738 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
2739 (evolution_function_is_invariant_rec_p,
2740 evolution_function_is_invariant_p): New.
2741 (chrec_convert): Use an extra parameter AT_STMT for refining the
2742 information that is passed down to convert_step. Integrate the
2743 code that was in count_ev_in_wider_type.
2744 * tree-chrec.h (count_ev_in_wider_type): Removed.
2745 (chrec_convert): Modify its declaration.
2746 (evolution_function_is_invariant_p): Declared.
2747 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
2748 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
2749 (scev_probably_wraps_p): Declared.
2750 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
2751 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
2752 Use an extra parameter AT_STMT for refining the information that is
2753 passed down to convert_step.
2754 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
2755 analyze_scalar_evolution_1): Initialize AT_STMT with the current
2757 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
2758 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
2759 can_count_iv_in_wider_type to use convert_step.
2760 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
2761 code that is independent of the loop over the known iteration
2762 bounds to convert_step_widening, the rest is moved to
2763 proved_non_wrapping_p.
2764 (scev_probably_wraps_p): New.
2765 (can_count_iv_in_wider_type): Renamed convert_step.
2766 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
2767 Use scev_probably_wraps_p for computing init_is_max.
2768 (vrp_visit_assignment): Pass the current analyzed statement to
2769 adjust_range_with_scev.
2770 (execute_vrp): Call estimate_numbers_of_iterations for refining the
2771 information provided by scev analyzer.
2773 2005-06-07 Eric Christopher <echristo@redhat.com>
2775 * config/mips/predicates.md (sleu_operand): Use
2776 IN_RANGE to specify range of operand.
2778 2005-06-07 Steven Bosscher <stevenb@suse.de>
2780 PR tree-optimization/21847
2781 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
2782 -fnon-call-exceptions, also mark statements inherently
2783 necessary if they may throw.
2785 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
2787 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
2788 ("type"): Add "sem" to 'type' attribute.
2789 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
2790 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
2791 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
2792 "*sync_compare_and_swap_ccsi"): New patterns.
2793 * config/s390/2064.md: ("z_sem"): New insn_reservation.
2794 * config/s390/2084.md: ("x_sem"): New insn_reservation.
2795 * config/s390/s390.c: (s390_compare_emitted): New global variable.
2796 (s390_emit_compare): Do not emit comparison again after cas.
2797 * config/s390/s390.h (s390_compare_emitted): Declare.
2799 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
2801 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
2802 sbitmap_iter_cond, sbitmap_iter_next): New.
2803 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
2804 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
2805 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
2806 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
2808 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2810 * tree-ssa-address.c: New file.
2811 * Makefile.in (tree-ssa-address.o): Add.
2812 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
2813 INDIRECT_REFs. Handle TARGET_MEM_REFs.
2814 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
2815 * tree-flow.h (struct mem_address): New.
2816 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
2817 (create_mem_ref, addr_for_mem_ref, get_address_description,
2818 maybe_fold_tmr, multiplier_allowed_in_address_p,
2819 multiply_by_cost): Declare.
2820 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
2821 * tree-pretty-print.c (dump_generic_node): Ditto.
2822 * tree-ssa-loop-im.c (for_each_index): Ditto.
2823 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
2824 find_interesting_uses_address): Ditto.
2825 (rewrite_address_base, build_addr_strip_iref): Removed.
2826 (struct affine_tree_combination): Moved to tree-flow.h.
2827 (get_ref_tag, copy_ref_info): New functions.
2828 (rewrite_use_address): Produce TARGET_MEM_REFs.
2829 (tree_ssa_iv_optimize): Do not call update_ssa
2830 and rewrite_into_loop_closed_ssa.
2831 (tree_to_aff_combination): Use build_fold_addr_expr instead of
2832 build_addr_strip_iref.
2833 (unshare_aff_combination): New function.
2834 (fold_affine_sum): Removed.
2835 (get_computation_at): Use get_computation_aff. Unshare the result.
2836 (get_computation_aff, multiplier_allowed_in_address_p): New function.
2837 (multiply_by_cost): Exported.
2838 (get_address_cost): Use multiplier_allowed_in_address_p.
2839 * tree-ssa-operands.c (get_tmr_operands): New function.
2840 (get_expr_operands): Handle TARGET_MEM_REFs.
2841 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
2842 (build): Handle 7 arguments.
2843 (build7_stat): New function.
2844 * tree.def (TARGET_MEM_DEF): New.
2845 * tree.h (REF_ORIGINAL): Removed.
2846 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
2847 TMR_TAG, build7): New macros.
2848 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
2849 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
2850 * doc/c-tree.texi: Document TARGET_MEM_REF.
2851 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
2853 2005-06-07 Jakub Jelinek <jakub@redhat.com>
2856 * dwarf2out.c (add_loc_descr_op_piece): New function.
2857 (multiple_reg_loc_descriptor, concat_loc_descriptor,
2858 loc_descriptor): Use it.
2859 * var-tracking.c: Include regs.h and expr.h.
2860 (emit_note_insn_var_location): Skip over pieces where offset
2861 is smaller than previous offset plus previous piece mode size.
2862 Optimize adjacent hard registers or memory locations.
2863 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
2865 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
2867 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
2869 * gimplify.c (gimplify_cond_expr): No need to fix up the
2872 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
2874 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
2877 2005-06-07 Geoffrey Keating <geoffk@apple.com>
2879 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
2880 'stwux' instructions that are considered to be stack decrements.
2882 * rtlanal.c (subreg_offset_representable_p): Handle objects
2885 2005-06-06 Uros Bizjak <uros@kss-loka.si>
2887 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
2888 in call to pre_edge_lcm.
2890 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
2892 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
2893 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
2894 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
2896 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
2897 dwarf register number for SHmedia.
2898 (shmedia_fallback_frame_state): New.
2899 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
2901 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
2903 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
2905 * c-lex.c (lex_string): Use XOBFINISH.
2906 * collect2.c (extract_string, dump_file): Likewise.
2907 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
2908 * gcc.c (init_spec, build_search_list, convert_filename,
2909 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
2910 * genpreds.c (write_predicate_subfunction): Likewise.
2911 * genflags.c (main): Likewise.
2912 * read-rtl.c (mode_attr_index, apply_macro_to_string,
2913 join_c_conditions, read_quoted_string, read_braced_string,
2914 read_rtx_1): Likewise.
2915 * stringpool.c (ggc_alloc_string): Likewise.
2916 * tlink.c (obstack_fgets, recompile_files): Likewise.
2918 2005-06-06 Jakub Jelinek <jakub@redhat.com>
2920 * intl.h (G_): New macro.
2921 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
2922 instead of msgid for argument name.
2923 * tree-ssa.c (warn_uninit): Likewise.
2924 * c-parser.c (c_parser_error): Likewise.
2925 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2926 * config/darwin-c.c (BAD): Likewise.
2927 * config/c4x/c4x-c.c (BAD): Likewise.
2928 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2929 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
2930 * c-common.c (c_parse_error): Likewise.
2931 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
2932 warning0, pedwarn, error, sorry, fatal_error, internal_error):
2934 (fnotice): Use cmsgid instead of msgid for argument name.
2935 * gcov.c (fnotice): Likewise.
2936 * protoize.c (notice): Likewise.
2937 * final.c (output_operand_lossage): Likewise.
2938 * gcc.c (fatal, notice): Likewise.
2939 (error): Use gmsgid instead of msgid for argument name.
2940 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
2941 of msgid for argument name.
2942 (error): Use gmsgid instead of msgid for argument name.
2943 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
2945 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
2946 * tree-inline.c (inline_forbidden_p_1): Likewise.
2947 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
2948 conventions for marking translations.
2949 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
2951 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
2954 * fold-const.c (operand_equal_p): Don't return 1, if element
2955 chains for 2 VECTOR_CSTs are not the same length.
2958 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
2959 not all VECTOR_CST elements are given.
2961 * combine.c (try_combine): Use hard_regno_nregs array instead of
2962 HARD_REGNO_NREGS macro.
2963 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
2964 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
2965 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
2967 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
2969 * tree-ssa-reassoc.o: New.
2970 (OBJS-common): Add tree-ssa-reassoc.o
2971 * timevar.def: Add TV_TREE_REASSOC
2972 * tree-optimize.c (pass_reassoc): Add call.
2973 * tree-pass.h (pass_reassoc): Add.
2974 * tree-ssa-reassoc.c: New file.
2976 2005-06-06 Eric Christopher <echristo@redhat.com>
2979 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
2981 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2983 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
2984 HAVE_GAS_MAX_SKIP_P2ALIGN.
2985 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
2987 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2989 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
2990 getopt.h dependency.
2991 (mips-tdump.o): Likewise.
2993 2005-06-06 Jan Hubicka <jh@suse.cz>
2995 * predict.c (tree_predict_edge): Don't drop useless predictions;
2996 check that it is not called too late in the game.
2997 (gate_estimate_probability): New gate.
2998 (pass_profile): Gate.
2999 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
3000 predictions; update CFG instead.
3001 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
3003 2005-06-06 Jie Zhang <jie.zhang@analog.com>
3005 * config.gcc (bfin*-uclinux*): New.
3006 * config/bfin/uclinux.h: New file.
3008 2005-06-06 Ben Elliston <bje@au.ibm.com>
3010 * doc/md.texi (Insn Splitting): Fix some wording.
3012 2005-06-05 David Edelsohn <edelsohn@gnu.org>
3014 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
3015 (rs6000_emit_swdivdf): New function.
3016 * config/rs6000/rs6000.md (fres): New pattern.
3017 (divsf3): Add approximation through rs6000_emit_swdivsf.
3018 (fred): New pattern.
3019 (divdf3): Add approximation through rs6000_emit_swdivdf.
3020 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
3021 (rs6000_emit_swdivdf): Declare.
3022 * config/rs6000/rs6000.opt (mswdiv): New option.
3023 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
3025 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
3027 PR tree-optimization/21846
3028 * tree-cfg.c (replace_uses_by): Update information stored at loops.
3029 * tree-flow.h (substitute_in_loop_info): Declare.
3030 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
3031 Ensure that chrec_dont_know and chrec_known have a type.
3032 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
3034 2005-06-05 Steven Bosscher <stevenb@suse.de>
3036 * config/i386/i386.c (x86_use_loop): Remove.
3037 * config/i386/i386.h (x86_use_loop): Remove extern decl.
3038 (TARGET_USE_LOOP): Remove.
3039 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
3040 Also remove related define_splits.
3042 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
3044 * tree-flow.h (stmt_ann_d): Move aux to ...
3045 (tree_ann_common_d): ... here.
3046 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3047 move_computations_stmt, schedule_sm): Update references to
3049 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3050 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
3051 call to set_stmt_info.
3052 (vect_transform_loop): Likewise.
3053 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
3056 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
3058 (vect_mark_relevant): Takes two additional arguments - live_p and
3059 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
3060 (vect_stmt_relevant_p): Differentiate between a live stmt and a
3061 relevant stmt. Return two values = live_p and relevant_p.
3062 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
3063 vect_stmt_relevant_p with additional arguments. Phis are no longer
3064 put into the worklist (analyzed seperately in analyze_scalar_cycles).
3065 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
3066 stmt that is marked as irrelevant and live, cause it's only used out
3067 side the loop, may need to be vectorized (e.g. reduction).
3068 (vect_analyze_operations): Examine phis. Call
3069 vectorizable_live_operation for for LIVE_P stmts. Check if
3071 (vect_analyze_scalar_cycles): Update documentation. Don't fail
3072 vectorization - just classify the scalar cycles created by the loop
3073 phis. Call vect_is_simple_reduction.
3074 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
3075 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
3076 call to set_stmt_info.
3077 (vect_get_vec_def_for_operand): Code reorganized - the code that
3078 classifies the type of use was factored out to vect_is_simple_use.
3079 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
3080 additional arguments.
3081 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
3082 and computes a loop_vec_def.
3083 (vectorizable_operation, vectorizable_load, vectorizable_condition):
3085 (vectorizable_live_operation): New.
3086 (vect_transform_stmt): Handle LIVE_P stmts.
3087 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
3088 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
3089 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
3090 (vect_is_simple_use): Determine the type of the def and return it
3091 in a new function argument. Consider vect_reduction_def and
3092 vect_induction_def, but for now these are not supported.
3093 (vect_is_simple_reduction): New. Empty for now.
3094 * tree-vectorizer.h (vect_def_type): New enum type.
3095 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
3096 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
3097 (vect_is_simple_use): New arguments added to function declaration.
3098 (vect_is_simple_reduction): New function declaration.
3099 (vectorizable_live_operation): New function declaration.
3101 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
3102 (vect_can_advance_ivs_p): Likewise.
3103 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
3105 2005-06-05 Eric Christopher <echristo@redhat.com>
3107 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
3109 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
3112 * config/mmix/mmix.md ("*movdicc_real_foldable")
3113 ("*movdfcc_real_foldable", "*bCC_foldable")
3114 ("*bCC_inverted_foldable"): Specify DImode for register being
3117 2005-06-04 Roger Sayle <roger@eyesopen.com>
3119 * reg-stack.c (struct block_info_def): Correct grammar typo.
3120 (compensate_edge): Clean-up. Perform as little work as possible
3121 when src and dest stacks match. Avoid modifying block_info.
3122 Reorder and simplify assertion checks. Avoid unnecessary copying
3123 of regstack structure.
3124 (convert_regs_1): Set the done flag here...
3125 (convert_regs_2): ... instead of here.
3127 2005-06-04 Dale Johannesen <dalej@apple.com>
3129 * config/rs6000/rs6000.c (no_global_regs_above): New.
3130 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
3131 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
3132 (rs6000_conditional_register_usage): Don't put Darwin PIC
3133 register in global_regs.
3134 (rs6000_stack_info): Don't set lr_save_p just because Darwin
3136 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
3137 if not done by lr_save_p.
3138 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
3139 Use rotate instead of ashift.
3140 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
3141 (call_value_indirect_nonlocal_sysv): Ditto.
3143 2005-06-04 Jan Hubicka <jh@suse.cz>
3145 * cgraphunit.c (cgraph_reset_node): Break out from ...
3146 (cgraph_finalize_function): ... here.
3147 (cgraph_finalize_compilation_unit): Reset nodes where backend
3150 2005-06-04 Richard Henderson <rth@redhat.com>
3153 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
3154 until we've passed initial ldgp.
3156 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
3158 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
3159 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
3160 * expr.c (expand_var): Ditto.
3161 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
3162 * gimplify.c (gimplify_decl_expr): Ditto.
3163 (gimplify_expr): Ditto.
3164 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
3165 * tree.c (value_expr_for_decl): New.
3166 (print_value_expr_statistics): New.
3167 (init_ttree): Init value_expr_for_decl.
3168 (decl_value_expr_lookup): New.
3169 (decl_value_expr_insert): Ditto.
3170 (copy_node_stat): Copy DECL_VALUE_EXPR status.
3171 * tree.h (DECL_VALUE_EXPR): Use hashtable.
3172 (SET_DECL_VALUE_EXPR): New.
3173 (DECL_HAS_VALUE_EXPR_P): New.
3175 2005-06-04 Steven Bosscher <stevenb@suse.de>
3177 * lcm.c: Move all mode-switching related functions from here...
3178 * mode-switching.c: ...to this new file.
3179 * doc/passes.texi: Update accordingly.
3181 * basic-block.h (label_value_list): Remove extern decl.
3182 * cfgrtl.c (label_value_list): Remove.
3183 (can_delete_label_p): Don't look at it.
3184 * cfgcleanup.c (cleanup_cfg): Don't free it.
3186 * common.opt: Don't refer to non-existing flag_alias_check.
3188 2005-06-04 David Edelsohn <edelsohn@gnu.org>
3190 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
3192 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
3194 * function.c (prologue, epilogue, sibcall_epilogue): Change
3195 their types to VEC(int,heap)*.
3196 (free_after_compilation): Free the three vectors above.
3197 (init_function_for_compilation, record_insns, contains,
3198 prologue_epilogue_contains, sibcall_epilogue_contains,
3199 reposition_prologue_and_epilogue_notes): Use VEC instead of
3200 VARRAY. (init_function_once): Remove.
3201 * function.h: Remove the prototype for init_function_once.
3202 * toplev.c (backend_init): Don't call init_function_once.
3204 2005-06-04 Jan Hubicka <jh@suse.cz>
3206 * predict.c (tree_predict_edge): Do not predict entry edge and
3207 single succestor edge.
3209 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
3212 * c-typeck.c (push_init_level): Don't pop levels without braces if
3215 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
3217 * tree-data-ref.c (compute_self_dependence): New function.
3218 (compute_all_dependences): Use it.
3220 2005-06-03 Geoffrey Keating <geoffk@apple.com>
3222 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
3223 (c_parser_expr_list): Don't use chainon().
3225 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
3226 when -isysroot passed.
3228 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
3231 * c-decl.c (start_function): Restore label_context_stack_se and
3232 label_context_stack_vm if returning with an error.
3234 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3236 * configure.ac: Check declaration for asprintf, needed by
3238 * configure: Regenerate.
3239 * config.in: Likewise.
3241 2005-06-03 Diego Novillo <dnovillo@redhat.com>
3243 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
3244 allocate info array.
3245 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
3246 range to varying in cast expressions that change
3249 2005-06-03 Eric Christopher <echristo@redhat.com>
3251 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
3254 2005-06-03 Jan Hubicka <jh@suse.cz>
3256 * basic-block.h (remove_predictions_associated_with_edge): Declare.
3257 * cfg.c (remove_edge): Use it.
3258 * predict.c (remove_predictions_associated_with_edge): New function.
3260 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
3262 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3263 Clear call_realy_used_regs[r2] when ABI_AIX.
3265 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
3268 * fold-const.c (fold_binary): Fix type mismatches in folding
3271 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
3273 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
3276 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
3278 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
3280 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
3282 * reload1.c (reload): Revert my previous patch.
3284 2005-06-03 Nick Clifton <nickc@redhat.com>
3286 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
3289 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
3291 PR tree-optimization/21849
3292 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
3294 2005-06-02 Richard Henderson <rth@redhat.com>
3296 * Makefile.in (tree-vect-generic.o): New.
3297 (OBJS-common, GTFILES, s-gtype): Add it.
3298 * tree-complex.c (build_replicated_const, vector_inner_type,
3299 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
3300 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
3301 do_negate, expand_vector_piecewise, expand_vector_parallel,
3302 expand_vector_addition, expand_vector_operation,
3303 type_for_widest_vector_mode, expand_vector_operations_1,
3304 gate_expand_vector_operations, expand_vector_operations,
3305 pass_lower_vector_ssa): Move to tree-vect-generic.c.
3306 (tree_lower_complex): Rename from tree_lower_operations.
3307 (pass_lower_complex): Rename from pass_pre_expand.
3308 * tree-vect-generic.c: New file.
3309 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
3310 (pass_lower_vector): New.
3311 * tree-optimize.c (init_tree_optimization_passes): Update to match.
3313 2005-06-02 Richard Henderson <rth@redhat.com>
3315 * modulo-sched.c (doloop_register_get): Protect against
3316 doloop_end not defined.
3318 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
3320 * config/sh/sh.c (general_movsrc_operand,
3321 general_movdst_operand, arith_reg_operand, arith_reg_dest,
3322 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
3323 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
3324 xor_operand, cmp_operand, logical_operand, and_operand,
3325 fpscr_operand, fpul_operand, symbol_ref_operand,
3326 commutative_float_operator, noncommutative_float_operator,
3327 unary_float_operator, binary_float_operator,
3328 binary_logical_operator, equality_comparison_operator,
3329 greater_comparison_operator, less_comparison_operator,
3330 shift_operator, logical_operator, target_reg_operand,
3331 target_operand, mextr_bit_offset, extend_reg_operand,
3332 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
3333 general_extend_operand, ua_address_operand,
3334 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
3335 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
3336 shift_count_reg_operand, shift_count_operand,
3337 unaligned_load_operand): Move to ...
3338 * config/sh/predicates.md: ... here.
3339 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3342 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
3344 * tree.c (build_common_builtin_nodes): Fix the return type on
3347 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
3349 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
3350 (find_interesting_uses_address): Use build_fold_addr_expr instead.
3351 (strip_offset_1): Likewise.
3352 (tree_to_aff_combination): Likewise.
3354 2005-06-02 DJ Delorie <dj@redhat.com>
3356 * convert.c (convert_to_pointer): Avoid recursion if no conversion
3359 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
3361 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
3362 binary operations with the correct types.
3363 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
3364 for all computation.
3366 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
3368 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
3369 config/rs6000/rs6000.md: Fix comment typos. Follow splling
3371 * doc/install.texi: Fix a typo.
3373 2005-06-02 Jan Hubicka <jh@suse.cz>
3375 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
3376 inline functions are not local.
3378 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
3380 * gimplify.c (gimplify_ctx): Change the type of case_labels to
3382 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
3385 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
3387 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
3390 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
3392 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
3394 (s390_dump_pool): Likewise.
3395 (s390_mainpool_start, s390_mainpool_finish): Likewise.
3396 (s390_chunkify_start): Likewise.
3397 (s390_dump_execute): Remove.
3398 (s390_reorg): Handle out-of-pool execute templates.
3400 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
3402 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
3405 2005-06-02 Jan Hubicka <jh@suse.cz>
3407 * cgraph.c (cgraph_node): Maintain master clones.
3408 (cgraph_remove_node): Likewise.
3409 (availability_names): New static variable.
3410 (dump_cgraph_node): Dump availability.
3411 (dump_cgraph_varpool_node): Likewise.
3412 (cgraph_is_master_clone, cgraph_master_clone,
3413 cgraph_function_body_availability,
3414 cgraph_variable_initializer_availability): New functions.
3415 * cgraph.h (availability): New enum.
3416 (struct cgraph_node): Add master_clone.
3417 (cgraph_is_master_clone, cgraph_master_clone,
3418 cgraph_function_body_availability,
3419 cgraph_variable_initializer_availability): Declare.
3420 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
3421 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
3422 * ipa-inline.c (cgraph_decide_inlining): Do not call
3423 cgraph_remove_unreachable_nodes.
3425 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
3428 2005-06-02 Diego Novillo <dnovillo@redhat.com>
3431 * tree-vrp.c (nonnull_arg_p): New.
3432 (get_value_range): Call it.
3434 2005-06-02 Eric Christopher <echristo@redhat.com>
3436 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
3438 (mips_rtx_cost_data): New datatype.
3439 (MEMORY_MOVE_COST): Use data from structure.
3440 (BRANCH_COST): Ditto.
3441 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
3442 * config/mips/mips.md (cpu): Rework for processor_type changes.
3443 * config/mips/mips.c (mips_cost): New variable.
3444 (DEFAULT_COSTS): Define.
3445 (mips_rtx_cost_data): New.
3446 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
3447 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
3448 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
3449 (override_options): Set cost data.
3450 (mips_register_move_cost): Formatting changes.
3451 (bdesc_arrays): Use PROCESSOR_MAX.
3452 (mips_init_builtins): Ditto.
3454 2005-06-02 Diego Novillo <dnovillo@redhat.com>
3457 * doc/invoke.texi: Document -ftree-vrp.
3459 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
3461 PR tree-optimization/21734
3462 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
3463 phi_result when current_def is not available.
3464 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
3467 2005-06-02 David Edelsohn <edelsohn@gnu.org>
3469 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
3470 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
3472 2005-06-02 Diego Novillo <dnovillo@redhat.com>
3474 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
3476 2005-06-02 Jan Hubicka <jh@suse.cz>
3478 * cgraph.c (dump_cgraph_node): Print new flags.
3479 (dump_cgraph_varpool_node): Likewise.
3480 (decide_variable_is_needed): Initialize externally_visible flag.
3481 * cgraph.h (cgraph_local_info): Add externally_visible flag.
3482 (cgraph_varpool_node): Likewise.
3483 (cgraph_function_flags_ready): Declare.
3484 * cgraph.c (cgraph_mark_local_functions): Rename to ...
3485 (cgraph_function_and_variable_visibility) ... this one; handle
3486 externally_visible flags.
3487 (decide_is_function_needed): Set externally_visible flag.
3488 (cgraph_finalize_function): Deal properly with early cleanups.
3489 (cgraph_optimize): Update call of
3490 cgraph_function_and_variable_visibility.
3492 2005-06-02 Steven Bosscher <stevenb@suse.de>
3493 Mostafa Hagog <mustafa@il.ibm.com>
3495 * cfgloop.h (doloop_condition_get): Make external.
3496 * loop-doloop.c (doloop_condition_get): Generalize to make it
3497 usable in modulo-sched.c.
3498 * modulo-sched.c (doloop_register_get): Use
3499 doloop_condition_get instead of duplicating it.
3501 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
3503 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
3504 the correct set of init_insns that need deletion.
3505 * local-alloc.c (update_equiv_regs): When substituting sole definition
3506 into sole use of a reg, delete it from liveness information.
3508 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3510 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
3512 2005-06-01 Diego Novillo <dnovillo@redhat.com>
3514 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
3515 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
3516 * fold-const.c (invert_tree_comparison): Make extern.
3517 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
3518 (struct value_range_def): Limewise.
3519 (get_value_range): Remove.
3520 (dump_value_range): Remove.
3521 (dump_all_value_ranges): Remove.
3522 (debug_all_value_ranges): Remove.
3523 (vrp_evaluate_conditional): Declare.
3524 * tree-ssa-propagate.c (struct prop_stats_d): Add field
3526 (substitute_and_fold): Add argument use_ranges_p.
3528 If use_ranges_p is true, call fold_predicate_in to fold
3529 predicates using range information.
3530 Ignore ASSERT_EXPRs.
3531 Change debugging output to only show statements that have been
3533 (replace_phi_args_in): Move debugging output code from
3534 substitute and fold.
3535 (fold_predicate_in): New local function.
3536 * tree-ssa-propagate.h (enum value_range_type): Move from
3538 (struct value_range_d): Likewise.
3540 (value_range_t): Rename from value_range.
3541 * tree-vrp.c (found_in_subgraph): Rename from found.
3542 (get_opposite_operand): Remove.
3543 (struct assert_locus_d): Declare.
3544 (assert_locus_t): Declare.
3545 (need_assert_for): Declare.
3546 (asserts_for): Declare.
3547 (blocks_visited): Declare.
3548 (vr_value): Declare.
3549 (set_value_range): Add argument 'equiv'.
3550 Don't drop to VARYING ranges that cover all values in the
3552 Make deep copy of equivalence set 'equiv'.
3553 (copy_value_range): New local function.
3554 (set_value_range_to_undefined): New local function.
3555 (compare_values): Return -2 if either value has overflowed.
3556 (range_includes_zero_p): New local function.
3557 (extract_range_from_assert): Flip the predicate code if the
3558 name being asserted is on the RHS of the predicate.
3559 Avoid creating unnecessary symbolic ranges if the comparison
3560 includes another name with a known numeric range.
3561 Update the equivalnce set of the new range when asserting
3563 (extract_range_from_ssa_name): Update the equivalence set of
3564 the new range with VAR.
3565 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
3566 If -fwrapv is used, set the resulting range to VARYING if the
3567 operation overflows. Otherwise, use TYPE_MIN_VALUE and
3568 TYPE_MAX_VALUE to represent -INF and +INF.
3569 Fix handling of *_DIV_EXPR.
3570 (extract_range_from_unary_expr): Handle MINUS_EXPR and
3571 ABS_EXPR properly by switching the range around if necessary.
3572 (extract_range_from_comparison): New local function.
3573 (extract_range_from_expr): Call it.
3574 (adjust_range_with_scev): Do not adjust the range if using
3575 wrapping arithmetic (-fwrapv).
3576 (dump_value_range): Also show equivalence set.
3577 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
3578 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
3579 (infer_value_range): Change return value to bool.
3580 Add arguments 'comp_code_p' and 'val_p'.
3581 Do not attempt to infer ranges from statements that may throw.
3582 Store the comparison code in comp_code_p.
3583 Store the other operand to be used in the predicate in val_p.
3584 (dump_asserts_for): New.
3585 (debug_asserts_for): New.
3586 (dump_all_asserts): New.
3587 (debug_all_asserts): New.
3588 (register_new_assert_for): New.
3589 (register_edge_assert_for): New.
3590 (find_conditional_asserts): New.
3591 (find_assert_locations): New.
3592 (process_assert_insertions_for): New.
3593 (process_assert_insertions): New.
3594 (insert_range_assertions): Initialize found_in_subgraph,
3595 blocks_visited, need_assert_for and asserts_for.
3596 Call find_assert_locations and process_assert_insertions.
3597 (remove_range_assertions): Add more documentation.
3598 (vrp_initialize): Change return type to void.
3599 Do not try to guess if running VRP is worth it.
3600 (compare_name_with_value): New.
3601 (compare_names): New.
3602 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
3603 use_equiv_p is true, call compare_names and
3604 compare_name_with_value to compare all the ranges for every
3605 name in the equivalence set of the predicate operands.
3607 (vrp_meet): Try harder not to derive a VARYING range.
3608 If two values meet, the resulting equivalence set is the
3609 intersection of the two equivalence sets.
3610 (vrp_visit_phi_node): Call copy_value_range to get the current
3611 range information of the LHS.
3612 (vrp_finalize): Create a value vector representing all the
3613 names that ended up with exactly one value in their range.
3614 Call substitute_and_fold.
3615 (execute_vrp): Document equivalence sets in ranges.
3616 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
3617 (struct tree_ssa_name): Remove field value_range.
3618 (invert_tree_comparison): Declare.
3620 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
3622 Fix PR tree-optimization/21839
3624 * gimplify.c (zero_sized_field_decl): New function.
3625 (gimplify_init_ctor_eval): Use it.
3627 2005-06-01 Josh Conner <jconner@apple.com>
3630 * gimplify.c (gimplify_init_constructor): Don't spill initializer
3631 to read-only memory if it's sparse.
3633 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
3635 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
3636 Add documentation for REG_SETJMP
3638 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
3640 * stmt.c (expand_case): Use build_int_cst.
3641 (node_has_low_bound): Likewise, and correct type mismatch.
3642 (node_has_high_bound): Likewise.
3643 * fold-const.c (fold_binary): Ensure we build trees
3644 with the correct types - undo what STRIP_NOPS possibly did.
3646 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
3648 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
3649 * fold-const.c (fold_indirect_ref_1): No longer static.
3650 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
3651 folding, if possible.
3653 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
3655 * common.opt (fjump-tables): New.
3656 * doc/invoke.texi (-fno-jump-tables): Document.
3657 * stmt.c (expand_end_case_type): Do not emit jump tables unless
3660 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
3662 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
3663 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
3664 (sunlt, sunle): Enable patterns on VFP.
3666 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
3667 f_stored, f_flag, f_cvt.
3668 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
3669 Include arm1020e.md.
3670 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
3671 the ds and fmac pipelines. Re-work all load and store patterns and
3672 all conversion patterns to use new attributes. Adjust reservation
3673 descriptions accordingly.
3674 * arm1020e.md: New file.
3675 * t-arm: Add dependency.
3677 2005-06-01 Jan Hubicka <jh@suse.cz>
3679 * except.c (struct eh_region): Kill unused fields.
3680 * basic-block.h (struct basic_block_def): Likewise.
3682 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
3684 PR rtl-optimization/21767
3685 * rtl.h (function_invariant_p): Re-add declaration.
3686 * reload1.c (function_invariant_p): No longer static.
3687 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
3688 might have become invalid.
3690 2005-06-01 Jakub Jelinek <jakub@redhat.com>
3694 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
3695 on variable sizes types if a decl is a pointer to a VLA.
3696 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
3697 Call gimplify_type_sizes on aggregate fields. Prevent infinite
3700 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
3702 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
3703 _mm_set_ps, _mm_setr_ps): Add __extension__.
3704 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
3705 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
3706 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
3708 (_mm_clflush): Don't use return in void function.
3710 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
3711 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
3712 Use __inline instead of inline.
3714 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
3716 * fold-const.c (fold_binary): Fix types in strlen vs.
3717 zero comparison folding.
3719 2005-06-01 Richard Henderson <rth@redhat.com>
3721 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
3722 * config.in, configure: Rebuild.
3723 * config/alpha/alpha.c (print_operand): Add 'j'.
3724 * alpha.md (divmodsi_internal_er_1): Use it.
3725 (divmoddi_internal_er_1): Likewise.
3727 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3729 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
3730 * opts.h (print_filtered_help): Delete.
3731 * opts.c (handle_option, decode_options): Remove calls to
3733 (print_target_help): New function.
3734 (common_option, print_help): Call print_target_help instead of
3735 display_target_options.
3736 (print_filtered_help): Make static.
3737 * toplev.h (display_target_options, set_target_switch): Delete.
3738 * toplev.c (target_switches, target_options, display_target_options)
3739 (set_target_switch): Delete.
3740 (print_switch_values): Remove handling of TARGET_SWITCHES and
3742 (default_get_pch_validity): Likewise. Only treat target_flags
3743 specially if targetm.check_pch_target_flags is nonnull.
3744 (pch_option_mismatch): New function.
3745 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
3746 and TARGET_OPTIONS. Only treat target_flags specially if
3747 targetm.check_pch_target_flags is nonnull.
3748 * config/ia64/ia64.c (ia64_override_options): Don't mention
3749 TARGET_OPTIONS in comment.
3750 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
3751 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
3752 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
3753 interaction with TARGET_SWITCHES.
3754 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3756 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3758 * config/sh/sh.c (multcosts): Check sh_multcost rather than
3760 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
3761 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
3762 (cut2_workaround_str): Delete.
3763 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
3764 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
3765 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
3766 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
3767 (mgettrcost=, multcost=): New options.
3769 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3771 * opts.h (cl_option_state): New structure.
3772 (get_option_state): Declare.
3773 * opts.c (get_option_state): New function.
3774 * toplev.c (option_affects_pch_p): New function.
3775 (default_get_pch_validity): Store the state of all options for which
3776 option_affects_pch_p returns true.
3777 (default_pch_valid_p): Check the state of those options here.
3778 Only check target_flags separately if targetm.check_pch_target_Flags
3779 is nonnull or if TARGET_SWITCHES is defined.
3781 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3783 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
3786 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
3788 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
3790 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
3792 * gcse.c (compute_transp, load_killed_in_block): Use
3795 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
3798 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
3800 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3802 * errors.h (warning, error, fatal, internal_error): Add printf
3804 * genmodes.c (make_vector_mode): Fix format arguments.
3806 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3808 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
3809 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
3810 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
3811 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
3812 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
3813 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
3814 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
3815 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3816 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
3817 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
3818 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
3819 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
3820 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
3821 errors.h and include toplev.h if necessary.
3823 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
3824 errors.h otherwise include toplev.h.
3826 * Makefile.in: Update dependencies.
3828 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
3830 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
3832 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
3834 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
3835 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
3836 be complemented for big-endian. Mask for AND must be rotated,
3837 not shifted. Handle short operands with NOT on the memory
3840 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
3842 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
3843 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
3844 * dwarf2out.c (dwarf2out_var_location): Ditto.
3845 * toplev.c (default_tree_printer): Ditto.
3846 * tree-outof-ssa.c (create_temp): Ditto.
3847 * tree-sra.c (instantiate_element): Ditto.
3848 * var-tracking.c (track_expr_p): Ditto.
3849 * tree.c (struct tree_map): New structure.
3850 (debug_expr_for_decl): New.
3851 (tree_map_eq): New function.
3852 (tree_map_hash): Ditto.
3853 (tree_map_marked_p): Ditto.
3854 (print_debug_expr_statistics): Ditto.
3855 (decl_debug_expr_lookup): Ditto.
3856 (decl_debug_expr_insert): Ditto.
3857 (dump_tree_statistics): Dump debug_expr hashtable stats.
3858 * tree.h (DECL_DEBUG_EXPR): Change
3859 (SET_DECL_DEBUG_EXPR): Add.
3861 2005-06-01 Alan Modra <amodra@bigpond.net.au>
3863 * configure.ac: Add --enable-secureplt.
3864 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
3865 * config.in: Regenerate.
3866 * configure: Regenerate.
3867 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
3868 rs6000/secureplt.h to tm_file when enable_secureplt.
3869 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
3870 * doc/install.texi: Document --enable-targets and --enable-secureplt.
3871 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
3872 * config/rs6000/secureplt.h: New file.
3873 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
3874 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
3876 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
3877 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
3878 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
3879 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
3880 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
3881 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
3882 TARGET_SECURE_PLT got register load sequence.
3883 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
3885 (rs6000_elf_declare_function_name): Don't emit toc address offset
3886 word when TARGET_SECURE_PLT.
3887 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
3888 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
3889 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
3890 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
3892 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
3893 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
3895 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
3896 (__trampoline_setup): Likewise. Init r30 before plt call.
3898 2005-05-31 DJ Delorie <dj@redhat.com>
3900 * expr.c (convert_move): When a partial_int requires multiple
3901 conversion steps, make sure successive steps convert the
3902 intermediate value, not the original value.
3904 * expmed.c (expand_mult): Convert partial_int multiplies to
3905 shift/add combinations too.
3907 * genmodes.c (mode_data): Add wider_2x.
3908 (calc_wider_mode): Calculate twice-wider mode too.
3909 (emit_mode_wider): Emit twice-wider mode too.
3910 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
3911 * expr.c (expand_expr_real_1): Use it for expanding
3914 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3916 PR tree-optimization/21817
3917 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
3919 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
3921 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
3924 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3928 * fold-const.c (fold_checksum_tree): Copy types also if
3929 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
3930 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
3932 Tail recurse TREE_LIST's TREE_CHAIN.
3934 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3937 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
3938 SSA_NAME twice and cause the loop to become finite. Remove the test
3941 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3943 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
3946 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
3948 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
3949 the documentation to make it more future-proof.
3950 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
3951 * target.h (gcc_target): Add check_pch_target_flags.
3952 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
3953 (TARGET_INITIALIZER): Include it.
3954 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
3955 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
3956 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
3957 (sh_check_pch_target_flags): New function.
3958 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
3960 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
3962 * fold-const.c (extract_array_ref): Handle more cases,
3963 do some useful canonicalization of the base.
3964 (fold_binary): Explicitly deal with arrays of zero-sized
3965 structures during folding of &a[i] == &a[j].
3967 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
3969 * doc/install.texi (sparc-sun-solaris2*): Update note
3970 about Sun bug 4910101.
3971 (sparc-sun-solaris2.7): Document bootstrap
3972 failure with Sun WorkShop 6 99/08/18 as.
3974 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
3976 * loop.c (loop_invariant_p, valid_initial_value_p): Use
3977 regs_invalidated_by_call instead of call_used_regs.
3979 2005-05-30 Paolo Carlini <pcarlini@suse.de>
3982 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
3984 * doc/extend.texi: Add clog, clogf, clogl.
3986 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
3989 * c-pragma.c: Include "vec.h".
3990 (handle_pragma_visibility): Use VEC.
3992 * doc/invoke.texi: Remove the nested visibility push limit.
3994 2005-05-30 Roger Sayle <roger@eyesopen.com>
3996 PR rtl-optimization/15422
3997 * reg-stack.c (starting_stack_p): New static global.
3998 (straighten_stack): Delete prototype. Change to update the stack
3999 before the current insn.
4000 (subst_stack_regs): Update call to straighten stack.
4001 (emit_swap_insn): Delete prototype. For the first insn in a
4002 basic block, update stack_in instead of emitting a real swap.
4003 (change_stack): When changing the stack before the first insn
4004 in a basic block, update stack_in instead of emitting real code.
4005 (compensate_edges): Clear starting_stack_p during compensation.
4006 (convert_regs_1): Keep track of starting_stack_p whilst processing
4009 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
4011 * tree-ssa-ccp.c (const_val): Make it static.
4013 2005-05-29 Geoffrey Keating <geoffk@apple.com>
4016 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
4017 pattern involving `:P'.
4019 * Makefile.in (install-cpp): Depend on installdirs.
4021 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
4023 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
4025 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4026 elim_graph_add_edge, elim_graph_remove_succ_edge,
4027 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
4030 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
4032 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
4033 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
4034 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
4035 follow spelling conventions in error/dump messages.
4037 2005-05-29 Roger Sayle <roger@eyesopen.com>
4038 Richard Henderson <rth@redhat.com>
4040 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
4041 if the RHS isn't suitable for calling emit_move_insn.
4043 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
4045 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
4046 fold_unary and fold_binary.
4048 2005-05-29 Roger Sayle <roger@eyesopen.com>
4050 * reg-stack.c (propagate_stack): Always copy the source stack to
4051 the destination. This routine is now only called when this is safe.
4052 (better_edge): New function split out from convert_regs_1 to
4053 determine which of two edges is better to propagate across.
4054 (convert_regs_1): We need only search for a best edge if the
4055 stack layout hasn't been defined yet. Use better_edge to help
4056 find beste. No longer traverse unnecessary edges.
4058 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
4060 * tree-ssa-alias.c (new_type_alias): New procedure to
4061 create a type memory tag for a pointer with a may-alias
4062 set determined from a variable declaration.
4063 * tree-flow.h: export declaration of new_type_alias
4064 * tree-optimize.c (init_tree_optimization_passes): document
4065 that pass_may_alias cannot be called after pass_vectorize.
4066 * tree-vect-transform (vect_create_data_ref_ptr): Call
4067 new_type_alias when an type memory tag isn't available
4069 (vectorizable_store): Use copy_virtual_operands to update
4070 virtual defs in place (so that loop_version can be called).
4071 Call mark_for_renaming for the virtual defs in case peeling
4072 is done and virtual uses outside the loop need to be updated.
4074 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
4076 PR tree-optimization/21639
4077 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
4079 2005-05-29 Jan Hubicka <jh@suse.cz>
4081 PR tree-optimization/21562
4082 * cfgexpand.c (construct_init_block): Deal properly with the case
4083 of entry edge not pointing to very first basic block.
4085 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
4087 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
4088 non-gimple min invariant.
4090 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
4091 * tree-flow.h: Add prototypes for start_recording_case_labels
4092 and end_recording_case_labels.
4093 * tree-cfg.c (start_recording_case_labels,
4094 end_recording_case_labels): Export.
4095 (cleanup_tree_cfg_loop, modified_noreturn_calls,
4096 cleanup_control_flow, cleanup_control_expr_graph,
4097 remove_fallthru_edge, phi_alternatives_equal,
4098 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
4099 remove_forwarder_block, cleanup_forwarder_blocks,
4100 remove_forwarder_block_with_phi, merge_phi_nodes,
4101 gate_merge_phi, pass_merge_phi): Move to ...
4102 * tree-cfgcleanup.c: ... here.
4104 * basic-block.h: Remove forward declaration of bb_ann_d.
4106 2005-05-28 Jan Hubicka <jh@suse.cz>
4108 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
4110 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
4112 (tree_mod_subtract): Fix profile updating code.
4113 (tree_divmod_values_to_profile): Do not produce useless value profilers
4116 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
4118 * tree-ssa-dom.c (vrp_element_p): Define.
4119 (vrp_hash_elt): Change the type of records to
4120 VEC(vrp_element_p,heap).
4122 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
4123 Update uses of VRP records.
4124 (simplify_cond_and_lookup_avail_expr, record_range): Update
4125 uses of VRP records.
4127 * tree-inline.c (cfun_stack): Change the type to
4128 VEC(function_p,heap).
4129 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
4131 2005-05-27 Ian Lance Taylor <ian@airs.com>
4133 * c-decl.c (add_stmt): Add C frontend specific version.
4134 (stmts_are_full_exprs_p): Remove.
4135 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
4136 (stmts_are_full_exprs_p): Don't declare.
4137 * c-semantics.c (add_stmt): Remove.
4139 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4141 * config/mips/mips-protos.h (mips_declare_object): Add printf
4143 * config/mips/mips.c (mips_declare_object_name): Fix format
4146 2005-05-27 Roger Sayle <roger@eyesopen.com>
4148 * reg-stack.c (compensate_edge): Remove original prototype.
4149 (propagate_stack): New function to copy the stack layout
4150 at the start of a basic block from the layout at the end of
4151 one of its predecessors.
4152 (compensate_edge): Assume that both source and destination
4153 blocks have already had their stack layouts defined.
4154 (compensate_edges): Traverse all non-entry edges in the CFG
4155 and call compensate_edge on each in turn.
4156 (convert_regs_1): Change return type to void. Call
4157 propagate_stack instead of compensate_edge.
4158 (convert_regs_2): Change return type to void. Update call
4159 to convert_regs_1 to ignore the (now void) return value.
4160 (convert_regs): Update calls to convert_regs_2 to ignore
4161 the (now void) return value. After all the basic blocks have
4162 been processed, call compensate_edges to actually emit new
4164 (reg_to_stack): Initialize the aux info for each basic block
4165 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
4167 2005-05-28 Jan Hubicka <jh@suse.cz>
4169 * except.c (can_throw_internal_1, can_throw_external_1): Add
4171 (can_throw_external, can_throw_internal): Bring into sync wrt
4173 * except.h (can_throw_internal_1, can_throw_external_1): Update
4175 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4176 Deal properly with resx.
4178 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
4180 * basic-block.h (basic_block_def): Add phi_nodes and
4181 predictions. Remove tree_annotations.
4182 * predict.c (tree_predicted_by_p, tree_predict_edge,
4183 combine_predictions_for_bb): Adjust references to predictions.
4184 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
4185 create_block_annotation.
4186 (create_block_annotation, free_blocks_annotatios,
4187 clear_blocks_annotations): Remove.
4188 (dump_cfg_stats): Don't print out the memory spent on
4190 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
4191 * tree-flow-inline.h (bb_ann): Remove.
4192 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
4193 * tree-flow.h (bb_ann_d): Remove.
4194 * tree-if-conv.c (process_phi_nodes): Update a reference to
4196 * tree-phinodes.c (reserve_phi_args_for_new_edge,
4197 create_phi_node, remove_phi_node): Likewise.
4198 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
4199 * tree-ssa-dom.c (threaded_blocks): New.
4200 (tree_ssa_dominator_optimize): Initialize, clear, and free
4201 threaded_blocks. Update a call to thread_through_all_blocks.
4202 (thread_across_edge): Use threaded_blocks instead of setting
4203 incoming_edge_threaded.
4204 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
4205 a bitmap of blocks that are threaded through.
4206 * tree.h: Move the prototype of threaded_through_blocks to
4209 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
4210 fini_walk_dominator_tree): Use VEC instead of VARRAY.
4211 * domwalk.h (dom_walk_data): Change the type of
4212 block_data_stack and free_block_data to VEC(void_p,heap)*.
4213 * tree-ssa-dse.c (dse_initialize_block_local_data,
4214 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
4215 VEC instead of VARRAY.
4217 2005-05-27 Jan Hubicka <jh@suse.cz>
4219 * cgraph.c: Include tree-gimple.h
4220 (cgraph_edge): Rename expr to stmt.
4221 (cgraph_create_edge): Likewise.
4222 (cgraph_clone_node): Likewise.
4223 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
4224 * cgraphunit.c (record_call_1): Rename to ...
4225 (record_reference): ... this one; do not build edges.
4226 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
4227 (current_basic_block): Kill.
4228 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
4229 (verify_cgraph_node): Likewise.
4230 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
4231 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
4232 (copy_edges_for_bb): Simplify EH handling.
4233 (expand_call_inline): Pass statement to cgraph_edge and
4236 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
4238 * tree-inline.c (copy_body_r): Manually fold *& to deal
4239 with ADDR_EXPRs with mismatched types for now.
4241 * gimplify.c (fold_indirect_ref_rhs): New function.
4242 (gimplify_modify_expr_rhs): Use it instead of pessimistic
4245 * fold-const.c (fold_indirect_ref_1): Add type argument;
4246 make sure the resulting expression is of this type.
4247 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
4249 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
4251 PR tree-optimization/21658
4252 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
4253 fold_binary_to_constant. Likewise, call fold_unary instead of
4254 fold_unary_to_constant.
4256 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
4258 * vec.h: Implement integral type vector specialization.
4259 (VEC_T): Define a non-GTY structure.
4260 (VEC_T_GTY): Define a GTY structure.
4261 (VEC_TA): Rename to ...
4262 (VEC_TA_GTY): ... here.
4263 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
4264 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
4265 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
4266 DEF_VEC_P and DEF_VEC_ALLOC_P.
4267 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
4268 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
4269 DEF_VEC_O and DEF_VEC_ALLOC_O.
4270 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
4271 * lambda-code.c: Likewise.
4272 * tree-into-ssa.c: Likewise.
4273 * tree-ssa-live.c: Likewise.
4275 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
4277 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
4279 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4280 update_stmt_if_modified before calling update_ssa.
4282 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
4284 * config/rs6000/t-rtems: Remove roe multilib variant.
4286 2005-05-26 Roger Sayle <roger@eyesopen.com>
4288 PR tree-optimization/9814
4289 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
4290 instruction, add the necessary clobbers by re-expanding the RTL
4291 for arithmetic operations via optab.c's expand_unop/expand_binop.
4292 (noce_try_bitop): New function to optimize bit manipulation idioms
4293 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
4294 (noce_process_if_block): Call noce_try_bitop.
4296 2005-05-26 Roger Sayle <roger@eyesopen.com>
4298 * reg-stack.c (convert_regs_entry, convert_regs_exit,
4299 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
4300 (reg_to_stack): Move to end of the file. Initialize the per
4301 basic block information here, instead of...
4302 (convert_regs_entry): Here.
4303 (convert_regs): Change unused return type to void.
4305 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
4307 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
4308 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
4309 config/rs6000/eabispe.h, config/rs6000/lynx.h,
4310 config/sh/elf.h, config/sh/symbian-pre.h,
4311 config/sparc/sparc-protos.h: Update copyright.
4313 2005-05-26 Mike Stump <mrs@apple.com>
4315 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
4318 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
4320 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4321 See through ADDR_EXPR in finding place to propagate into.
4323 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
4325 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
4326 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
4327 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
4328 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
4329 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
4330 tree-ssa-operands.c, tree-vect-analyze.c,
4331 tree-vect-transform.c, tree-vectorizer.c, tree.c,
4332 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
4333 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
4334 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4335 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
4336 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
4337 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
4338 config/sh/ushmedia.h, config/sparc/sparc.c,
4339 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
4340 typos. Follow spelling conventions.
4341 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
4342 Follow spelling conventions.
4344 2005-05-26 David Ung <davidu@mips.com>
4346 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
4347 that determines whether the MIPS32/64 R2 ext/ins should be used.
4348 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
4349 * config/mips/mips.md (extzv): Changed predicate for operand to
4350 nonimmediate_operand. Add code to generate insn patterns for
4351 extzvsi and extzvdi.
4352 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
4353 (insv): Similarly for insertion.
4354 (insv<mode>): Similarly.
4356 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
4358 * simplify-rtx.c (avoid_constant_pool_reference): Support
4359 offsetted addresses in the constant pool.
4361 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
4363 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
4364 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
4366 2005-05-26 Jakub Jelinek <jakub@redhat.com>
4369 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
4370 found in the basic block and last insn in the basic block is not
4371 INSN_P. Remove explicit unspec numbers that are no longer valid
4374 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
4376 * tree-vect-transform.c (vectorizable_operation): Try word_mode
4377 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
4378 if a vector mode is available.
4380 2005-05-25 Roger Sayle <roger@eyesopen.com>
4383 * fold-const.c (const_binop): Check for division by zero during
4386 2005-05-26 Ian Lance Taylor <ian@airs.com>
4388 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
4389 having a declaration after a statement.
4391 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
4393 * opt-functions.awk (var_type): New function.
4394 (var_set): Use CLVC_STRING if var_type returns "const char *".
4395 * opth-gen.awk: Use var_type to find out the types of variables.
4396 Don't print comments above each "extern" definition.
4397 * optc-gen.awk: Use var_type in the same way.
4398 * opts.h (cl_var_cond): Rename to...
4399 (cl_var_type): ...this. Add CLVC_STRING.
4400 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
4402 * opts.c (handle_option, option_enabled): Update after above name
4403 change. Cast flag_var before using it. Handle CLVC_STRING.
4405 * config/alpha/alpha.h (alpha_tls_size): Delete.
4406 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
4407 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
4408 (alpha_fptm_string, alpha_mlat_string): Delete.
4409 (alpha_handle_option): Don't set the above variables here. Use the
4410 integer argument to check the validity of -mtls-size=.
4411 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
4412 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
4413 (mtls-size=): Likewise. Convert to a UInteger and initialize the
4416 * config/arc/arc.c (arc_cpu_string, arc_text_string)
4417 (arc_data_string, arc_rodata_string): Delete.
4418 (arc_handle_option): Don't set the above variables here.
4419 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
4420 and initialize them.
4422 * config/arm/arm.c (target_fpu_name, target_fpe_name)
4423 (target_float_abi_name, target_abi_name, structure_size_string)
4424 (arm_pic_register_string): Delete.
4425 (arm_handle_option): Don't set the above variables here, except
4426 in the handling of -mhard-float and -msoft-float.
4427 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
4428 (mpic-register=, mstructure-size-boundary=): Add Var()s.
4430 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
4431 (avr_handle_option): Delete.
4432 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
4435 * config/bfin/bfin.c (bfin_library_id): Delete.
4436 (bfin_handle_option): Don't set it.
4437 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
4439 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
4440 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
4441 (c4x_handle_option): Don't set c4x_rpts_cycles here.
4442 * config/c4x/c4x.opt (mrpts=): Add Var().
4444 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
4445 cris_elinux_stacksize_str here.
4446 * config/cris/aout.opt (melinux-stacksize=): Add Var().
4447 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
4448 (cris_tune_str, cris_elinux_stacksize_str): Delete.
4449 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
4450 (cris_tune_str, cris_elinux_stacksize_str): Delete.
4451 (cris_handle_option): Don't set the above variables here.
4452 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
4453 (max-stackframe=): Add Var()s.
4455 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
4456 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
4457 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
4458 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
4459 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
4460 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
4461 (ix86_handle_option): Don't set the above variables here.
4462 * config/i386/i386.opt (malign-functions=, malign-jumps=)
4463 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
4464 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
4467 * config/ia64/ia64.h (ia64_tls_size): Delete.
4468 * config/ia64/ia64.c (ia64_tls_size): Delete.
4469 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
4470 reading the integer argument from the "value" parameter. Don't
4471 set ia64_tls_size here.
4472 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
4473 Add Var() and Init().
4475 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
4476 (m32r_cache_flush_trap): Delete.
4477 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
4478 (m32r_cache_flush_trap): Delete.
4479 (m32r_handle_option): Don't set the above variables when handling
4480 -mflush-func= and -mflush-trap=.
4481 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
4484 * config/mips/mips.h (mips_cache_flush_func): Delete.
4485 * config/mips/mips.c (mips_arch_string, mips_tune_string)
4486 (mips_cache_flush_func): Delete.
4487 (mips_handle_option): Don't set the above variables when handling
4488 -march=, -mtune= and -mflush-func=.
4489 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
4491 * config/s390/s390.c (s390_arch_string): Delete.
4492 (s390_handle_option): Don't set it here.
4493 * config/s390/s390.opt (march=): Add Var().
4495 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
4496 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
4497 (sparc_handle_option): Don't set it here.
4498 * config/sparc/sparc.opt (mcmodel=): Add Var().
4500 2005-05-25 Roger Sayle <roger@eyesopen.com>
4502 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
4503 call to convert_to_integer by building the NOP_EXPR directly.
4505 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
4507 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
4509 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
4510 Jeff Law <law@redhat.com>
4512 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
4513 constant and side_effects of the ADDR_EXPR are consistent.
4515 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
4516 appropriately around calls to recompute_tree_invarant_for_addr_expr.
4518 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
4520 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
4521 (s390_function_arg, s390_gimplify_va_arg): Use them.
4522 (s390_register_info): Save only required subset of argument
4523 registers into save area for va_list.
4524 (s390_va_start): Initialize only required elements of va_list struct.
4525 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
4527 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
4529 * reload1.c (verify_initial_elim_offsets): Return boolean status
4530 instead of aborting.
4531 (reload): Adapt verify_initial_elim_offsets call site. Restart
4532 main loop if some initial elimination offsets changed.
4534 2005-05-25 Adam Nemet <anemet@lnxw.com>
4536 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
4537 of -mno-svr4-struct-return.
4539 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
4541 Fix PR tree-optimization/21705
4543 * tree-ssa-pre.c (in_fre): New static variable.
4544 (create_value_expr_from): Recursively value number reference ops
4546 (can_value_number_call): Temporary restrict only exists for
4549 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
4551 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
4552 sizeof (bitmap *) with sizeof (bitmap).
4554 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
4556 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
4559 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
4561 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
4564 2005-05-25 Jan Hubicka <jh@suse.cz>
4566 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
4567 * cgraph.c (cgraph_create_node): Reset estimated_growth.
4568 * cgraph.h (cgraph_global_info): Add estimated_growth.
4569 * ipa-inline.c: Include coverage.h
4570 (max_insns, max_count): New static variables.
4571 (cgraph_estimate_size_after_inlining): Cache the result.
4572 (cgraph_estimate_growth):
4573 * passes.c (rest_of_clean_state): Kill coverage_end_function.
4574 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
4575 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
4577 (ipa_passes): Initialize bitmaps.
4579 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
4581 * loop-doloop.c: Include "target.h".
4582 (doloop_valid_p): Move tests to function in targhooks.c.
4583 * target.h (struct gcc_target): New target hook
4584 "insn_valid_within_doloop".
4585 * target-def.h: Define default value for "insn_valid_within_doloop".
4586 (TARGET_INITIALIZER): Insert new target hook into initializer.
4587 * targhooks.c (default_insn_valid_within_doloop): New function.
4588 * targhooks.h (default_insn_valid_within_doloop): Declare.
4589 * hooks.c (hook_bool_rtx_true): New function.
4590 * hooks.h (hook_bool_rtx_true): Declare.
4591 * doc/tm.texi: Add documentation for new target hook.
4593 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4596 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
4597 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
4598 (sparc_tls_referenced_p): New prototype.
4599 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
4600 (sparc_expand_move): Look for TLS addresses with constant offsets.
4601 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
4602 tls_symbolic_operand.
4603 (legitimate_pic_operand_p): Likewise.
4604 (legitimate_address_p): Likewise.
4605 (legitimize_address): Likewise.
4606 (sparc_tls_symbol_ref_1): New function.
4607 (sparc_tls_referenced_p): New function.
4608 * config/sparc/predicates.md (tgd_symbolic_operand): Use
4609 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
4610 (tld_symbolic_operand): Likewise.
4611 (tie_symbolic_operand): Likewise.
4612 (tle_symbolic_operand): Likewise.
4614 2005-05-24 DJ Delorie <dj@redhat.com>
4616 * common.opt (-Wattributes): New. Default true.
4617 * doc/invoke.texi (-Wno-attributes): Document.
4619 * attribs.c (decl_attributes): Move warning control from if() to
4621 * c-common.c (handle_packed_attribute): Likewise.
4622 (handle_nocommon_attribute): Likewise.
4623 (handle_common_attribute): Likewise.
4624 (handle_noreturn_attribute): Likewise.
4625 (handle_noinline_attribute): Likewise.
4626 (handle_always_inline_attribute): Likewise.
4627 (handle_used_attribute): Likewise.
4628 (handle_unused_attribute): Likewise.
4629 (handle_const_attribute): Likewise.
4630 (handle_transparent_union_attribute): Likewise.
4631 (handle_constructor_attribute): Likewise.
4632 (handle_destructor_attribute): Likewise.
4633 (handle_mode_attribute): Likewise.
4634 (handle_alias_attribute): Likewise.
4635 (handle_visibility_attribute): Likewise.
4636 (handle_tls_model_attribute): Likewise.
4637 (handle_malloc_attribute): Likewise.
4638 (handle_returns_twice_attribute): Likewise.
4639 (handle_pure_attribute): Likewise.
4640 (handle_deprecated_attribute): Likewise.
4641 (handle_vector_size_attribute): Likewise.
4642 (handle_nothrow_attribute): Likewise.
4643 (handle_cleanup_attribute): Likewise.
4644 (handle_warn_unused_result_attribute): Likewise.
4645 (handle_sentinel_attribute): Likewise.
4646 * c-decl.c (diagnose_mismatched_decls): Likewise.
4647 (start_decl): Likewise.
4648 (grokdeclarator): Likewise.
4649 (start_function): Likewise.
4650 * c-format.c (check_function_format): Likewise.
4651 * stor-layout.c (place_field): Likewise.
4652 (finalize_record_size): Likewise.
4653 * tree.c (handle_dll_attribute)): Likewise.
4654 * varasm.c (default_assemble_visibility): Likewise.
4655 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
4656 (darwin_assemble_visibility): Likewise.
4657 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
4658 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
4659 (arm_handle_isr_attribute): Likewise.
4660 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
4661 (avr_handle_fndecl_attribute): Likewise.
4662 * config/bfin/bfin.c (handle_int_attribute): Likewise.
4663 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
4664 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
4665 (h8300_handle_eightbit_data_attribute): Likewise.
4666 (h8300_handle_tiny_data_attribute): Likewise.
4667 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
4668 (ix86_handle_regparm_attribute): Likewise.
4669 (ix86_handle_struct_attribute): Likewise.
4670 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
4671 (i386_pe_encode_section_info): Likewise.
4672 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
4673 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
4674 (ip2k_handle_fndecl_attribute): Likewise.
4675 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
4676 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
4677 (m68hc11_handle_fntype_attribute): Likewise.
4678 (m68hc11_encode_section_info): Likewise.
4679 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
4680 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
4681 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
4682 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
4683 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
4684 (sh_handle_sp_switch_attribute): Likewise.
4685 (sh_handle_trap_exit_attribute): Likewise.
4686 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
4687 (sh_symbian_handle_dll_attribute): Likewise.
4688 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
4689 (xstormy16_handle_below100_attribute): Likewise.
4690 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
4692 * c-common.c (unsigned_conversion_warning): Move warning control
4693 from if() to warning(OPT_*).
4694 (c_common_truthvalue_conversion): Likewise.
4695 (c_do_switch_warnings): Likewise.
4696 * c-decl.c (diagnose_mismatched_decls): Likewise.
4697 (diagnose_mismatched_decls): Likewise.
4698 (define_label): Likewise.
4699 (grokdeclarator): Likewise.
4700 * c-format.c (check_format_info): Likewise.
4701 * c-lex.c (interpret_integer): Likwise.
4702 (lex_string): Likewise.
4703 * c-opts.c (c_common_post_options): Likewise.
4704 * c-parser.c (c_parser_unary_expression): Likewise.
4705 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
4706 (handle_pragma_extern_prefix): Likewise.
4707 * c-typeck.c (build_binary_op): Likewise.
4708 * gcse.c (is_too_expensive): Likewise.
4709 * opts.c (decode_options): Likewise.
4710 * stor-layout.c (place_field): Likewise.
4711 * tree-cfg.c (remove_bb): Likewise.
4713 * c.opt (-Wreturn-type): Add Var(warn_return_type).
4714 * flags.h (warn_return_type): Remove.
4715 * toplev.c (warn_return_type): Likewise.
4717 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
4719 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
4720 existence of long long and __int64 before determining their size.
4721 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
4722 * configure, config.h.in: Regenerate.
4724 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
4726 * configure: Regenerate.
4728 2005-05-24 Ziemowit Laski <zlaski@apple.com>
4730 * c-common.h (objc_comptypes): Remove prototype.
4731 (objc_compare_types): New prototype.
4732 (objc_volatilized_decl): Likewise.
4733 (objc_type_quals_match): Likewise.
4734 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
4735 objc_volatilize_decl().
4736 * c-typeck.c (comp_target_types): Remove third parameter; do
4737 not call objc_comptypes().
4738 (comptypes): Remove calls to objc_comptypes().
4739 (build_function_call): Extend compatible prototype check to ObjC.
4740 (build_conditional_expr): Adjust call to comp_target_types().
4741 (convert_for_assignment): Call objc_compare_types() instead of
4742 objc_comptypes(); adjust calls to comp_target_types(); call
4743 objc_type_quals_match() before issuing qualifier mismatch
4745 (build_binary_op): Call objc_compare_types() before issuing
4746 pointer mismatch warnings; adjust calls to
4747 comp_target_types().
4748 * stub-objc.c (objc_comptypes): Remove stub.
4749 (objc_compare_types): New stub.
4750 (objc_volatilized_decl): Likewise.
4751 (objc_type_quals_match): Likewise.
4753 2005-05-24 Paolo Carlini <pcarlini@suse.de>
4755 * config/ia64/ia64intrin.h: Define nothing for C++:
4756 overloaded builtins have been ported to C++.
4758 2005-05-24 Jeff Law <law@redhat.com>
4760 * tree-nested.c (build_addr): New "context" argument. Temporarily
4761 set current_function_decl around the call to build the ADDR_EXPR.
4762 (get_static_chain): Pass proper context to build_addr.
4763 (convert_nl_goto_reference): Likewise.
4764 (convert_tramp_reference): Likewise.
4765 (final_nesting_tree_1): Likewise.
4766 * tree-profile.c (tree_gen_interval_profiler): Likewise.
4767 (tree_gen_pow2_profiler): Likewise.
4768 (tree_gen_one_value_profiler): Likewise.
4769 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
4770 * tree.h (build_addr): Update prototype.
4772 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
4774 * tree-flow.h (bb_ann_d): Remove has_escape_site.
4775 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
4776 write to has_escape_site.
4778 2005-05-24 Jeff Law <law@redhat.com>
4780 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
4781 * tree-cfg.c: Include tree-ssa-propagate.h.
4782 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
4785 2005-05-24 Nick Clifton <nickc@redhat.com>
4787 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4788 __NO_FPRS__ when 'f' class registers will not be available.
4790 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4792 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
4794 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
4796 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
4799 2005-05-23 Jeff Law <law@redhat.com>
4801 * tree-ssa-dom.c (cprop_into_stmt): Do not call
4802 recompute_tree_invariant_for_addr_expr here.
4803 (optimize_stmt): Call it here instead and do so if anything
4804 at all has changed in the statement and the RHS is an ADDR_EXPR.
4805 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
4806 needed, call recompute_tree_invariant_for_addr_expr.
4807 * tree-ssa-propagate.c (substitute_and_fold): Call
4808 recompute_tree_invariant_for_addr_expr as needed.
4810 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
4812 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
4813 saving less registers than the replacement.
4815 2005-05-23 Jan Hubicka <jh@suse.cz>
4817 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
4819 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
4821 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
4822 * config/sparc/sparc.c (sparc_expand_move): New function.
4823 (sparc_emit_set_const64): Rewrite assert condition on entry.
4824 (legitimate_constant_p) <CONST_VECTOR>: New case.
4825 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
4826 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
4827 movV64, movtf): Use nonimmediate_operand for the first operand.
4828 Rewrite. Only invoke sparc_expand_move.
4829 * config/sparc/predicates.md (input_operand): Reorder tests.
4831 2005-05-23 Jan Beulich <jbeulich@novell.com>
4833 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
4834 missing return statement.
4836 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4838 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
4839 emit_move_insn for moves to TFmode stack slots.
4841 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
4843 * tree-stdarg.c (execute_optimize_stdarg): Handle references
4844 to va_list of the form &va[0].
4846 2005-05-20 Jan Hubicka <jh@suse.cz>
4848 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
4849 * genemit.c (main): Make insn-emit to include basic-block.h too.
4851 2005-05-20 Jan Hubicka <jh@suse.cz>
4853 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
4855 2005-05-19 Richard Henderson <rth@redhat.com>
4857 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
4858 emit_store_conditional): Split out from ...
4859 (alpha_split_atomic_op): ... here.
4860 (alpha_split_compare_and_swap): New; extract from .md file.
4861 (alpha_split_lock_test_and_set): Likewise.
4862 * config/alpha/alpha-protos.h: Update.
4863 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
4864 split code into alpha.c.
4865 (sync_lock_test_and_set<I48MODE>): Likewise.
4867 2005-05-19 Richard Henderson <rth@redhat.com>
4869 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
4871 2005-05-19 Richard Henderson <rth@redhat.com>
4873 * config/i386/sse.md (mulv4si3): Use all register inputs.
4874 (mulv2di3): Likewise.
4876 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
4878 * tree-ssa-loop-ivopts.c (determine_base_object): Use
4879 build_fold_addr_expr to generate trees of correct type.
4880 Use fold_buildN if possible.
4882 2005-05-19 Jan Hubicka <jh@suse.cz>
4884 * basic-block.h (REG_BR_PROB_BASE): Define.
4885 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
4886 (dump_cgraph_node): Dump count.
4887 (cgraph_clone_edge): Rescale counts.
4888 (cgraph_clone_node): Likewise.
4889 * cgraph.h: Include basic-block.h
4890 (cgraph_node): Add count.
4891 (cgraph_edge): Add count and loop_nest.
4892 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
4894 * cgraphunit.c: Kill now redundant inlining comment.
4895 (cgraph_create_edges): Make static, maintain current basic block;
4897 (record_call_1): Fill in new fields.
4898 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4900 (cgraph_decide_recursive_inlining): Likewise.
4901 * rtl.h (REG_BR_PROB_BASE): Kill.
4902 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
4903 (expand_call_inline): Update call of cgraph_create_edge.
4904 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4906 2005-05-19 Nick Clifton <nickc@redhat.com>
4908 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
4909 new rs6000_explicit_options structure.
4911 2005-05-19 Richard Henderson <rth@redhat.com>
4914 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
4915 TFmode code swapping ...
4916 (alpha_emit_xfloating_compare): ... here.
4917 (alpha_emit_setcc): Update to match.
4918 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
4920 2005-05-19 Richard Henderson <rth@redhat.com>
4923 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
4924 memory indirection in local-dynamic case.
4926 2005-05-18 Jie Zhang <jie.zhang@analog.com>
4927 Bernd Schmidt <bernd.schmidt@analog.com>
4929 * config/bfin/bfin.c (branch_dest): Add comment why it's
4931 * config/bfin/bfin.md (attr "length" default): Change the offset of
4932 forward conditional branch of length 4 from 4096 to 4092.
4934 2005-05-19 Jan Beulich <jbeulich@novell.com>
4936 * unwind-compat.c: Include tconfig.h and tsystem.h.
4937 * unwind-dw2-fde-compat.c: Likewise.
4939 2005-05-18 Richard Henderson <rth@redhat.com>
4942 * ifcvt.c (noce_process_if_block): Avoid conversion when the
4943 memory destination is readonly.
4945 2005-05-18 Richard Henderson <rth@redhat.com>
4948 * tree-ssa-operands.c (opf_non_specific): New.
4949 (get_asm_expr_operands): Set it.
4950 (add_call_clobber_ops, add_call_read_ops): Likewise.
4951 (add_stmt_operand): Test it instead of opf_kill_def when
4952 considering unmodifiable variables.
4954 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
4956 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
4958 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
4959 tree-ssa-forwprop.c: Fix comment typos.
4960 * doc/invoke.texi: Fix a typo.
4962 2005-05-18 Richard Henderson <rth@redhat.com>
4964 * config.gcc (powerpc-*-linux*): Include linux64.opt when
4965 including linux64.h.
4967 2005-05-18 Richard Henderson <rth@redhat.com>
4969 * tree-cfg.c (pass_remove_useless): Revert last change.
4970 * tree-optimize.c (init_tree_optimization_passes): Initialize
4971 all_lowering_passes with PROP_gimple_any.
4973 2005-05-18 Devang Patel <dpatel@apple.com>
4975 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
4978 2005-05-18 Richard Henderson <rth@redhat.com>
4980 * tree-ssa-forwprop.c (cfg_changed): New.
4981 (tidy_after_forward_propagate_addr): New.
4982 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
4983 (forward_propagate_addr_into_variable_array_index): Likewise.
4984 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
4987 2005-05-18 Geoffrey Keating <geoffk@apple.com>
4989 * dummy-checksum.c: New.
4990 * genchecksum.c: New.
4991 * c.opt (print_pch_checksum): New flag.
4992 * c-pch.c (struct c_pch_validity): Make much shorter.
4994 (host_machine): Remove.
4995 (target_machine): Remove.
4996 (get_ident): Change PCH version number.
4997 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
4998 Don't put triplets or version string in PCH validity data.
4999 Do put the compiler checksum in the validity data.
5000 (c_common_valid_pch): Don't check triplets or version string. Do
5002 (c_common_print_pch_checksum): New.
5003 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
5004 Print fingerprint with -v.
5005 * c-common.h (c_common_print_pch_checksum): New.
5006 (executable_checksum): New.
5007 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
5008 (cc1-dummy): New rule.
5009 (cc1-checksum.c): New rule.
5010 (cc1-checksum.o): New rule.
5011 (cc1): Add checksum support.
5012 (build/genchecksum): New.
5013 (build/genchecksum.o): New.
5014 (dummy-checksum.o): New.
5015 (genobjnames): Add genchecksum.o.
5016 (mostlyclean): Remove *-checksum.c.
5017 (gnucompare): Add libgcc to list of directories checked.
5018 Make comparison problems in libgcc/ and with checksum files only
5020 * doc/invoke.texi (Precompiled Headers): Remove caution.
5021 Document that it must be the exact same binary. Add a few
5022 known-safe flags to the list.
5024 * rs6000/predicates.md (fix_trunc_dest_operand): New.
5025 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
5026 Check that a memory operand is valid before trying to use it.
5028 * tree-cfg.c (pass_remove_useless): This pass works on trees.
5030 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
5032 * tree.c (build1_stat): Don't try to handle two-operand
5035 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
5037 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
5038 * config/sh/sh.h: Update mask names throughout.
5039 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
5040 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
5041 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
5042 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
5043 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
5044 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
5045 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
5046 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
5047 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
5048 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
5049 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
5050 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
5051 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
5052 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
5053 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
5054 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
5055 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
5056 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
5057 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
5058 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
5059 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
5060 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
5061 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
5062 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
5063 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
5064 (SUBTARGET_SWITCHES): Delete.
5065 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
5066 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
5067 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
5068 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
5069 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
5070 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
5071 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
5072 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
5073 (SUPPORT_SH3): Likewise SUPPORT_SH2.
5074 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
5075 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
5077 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
5078 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
5079 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
5080 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
5081 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
5082 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
5083 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
5084 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
5085 (SUPPORT_ANY_SH5): New macros.
5086 (TARGET_NONE): Replace with...
5087 (MASK_ARCH): ...this new macro.
5088 * config/sh/elf.h: Update mask names
5089 * config/sh/linux.h: Likewise.
5090 * config/sh/little.h: Likewise.
5091 * config/sh/netbsd-elf.h: Likewise.
5092 * config/sh/symbian-pre.h: Likewise.
5093 * config/sh/sh.c (sh_handle_option): New function.
5094 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5095 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
5096 (sh_target_switches, target_switches): Delete.
5097 (sh_pch_valid_p): Check for specific differences in the target_flags
5099 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
5100 * config/sh/sh.opt: New file.
5102 2005-05-18 Richard Henderson <rth@redhat.com>
5105 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
5106 small_addr_symbolic_operand.
5108 2005-05-18 Jeff Law <law@redhat.com>
5110 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5111 propagate an ADDR_EXPR if the definition and use sites are
5112 in different EH regions.
5114 2005-05-18 Ian Lance Taylor <ian@airs.com>
5116 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
5119 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
5121 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
5123 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
5125 Fix PR tree-optimization/21407
5127 * tree-ssa-operands.c (note_addressable): Change
5128 COMPONENT_REF handling in response to aliasing
5131 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5133 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
5134 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
5135 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
5136 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
5137 the default on Solaris too.
5139 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
5141 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
5144 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5146 * timevar.def (TV_SCEV_CONST): New timevar.
5147 * tree-optimize.c (init_tree_optimization_passes): Add
5149 * tree-pass.h (pass_scev_cprop): Declare.
5150 * tree-scalar-evolution.c (scev_const_prop): New function.
5151 * tree-scalar-evolution.h (scev_const_prop): Declare.
5152 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
5154 * tree-cfg.c (replace_uses_by): Export.
5155 * tree-flow.h (replace_uses_by): Declare.
5157 2005-05-17 Ziemowit Laski <zlaski@apple.com>
5158 Mike Stump <mrs@apple.com>
5160 Yet more Objective-C++...
5162 * c-common.h (objc_finish_try_stmt): Add.
5163 (objc_build_synchronized): Add.
5164 (objc_generate_write_barrier): Add.
5165 * stub-objc.c (objc_build_synchronized): Add return value.
5166 (objc_finish_try_stmt): Likewise.
5167 (objc_generate_write_barrier): Add.
5169 * c-common.h (objc_rewrite_function_call): Add.
5170 * c-typeck.c (build_function_call): Allow objc to rewrite
5172 (build_modify_expr): Allow objc to generate write barriers.
5173 * c.opt (Wassign-intercept): Add.
5174 (Wstrict-selector-match): Add.
5175 (fobjc-call-cxx-cdtors): Add.
5176 (fobjc-direct-dispatch): Add.
5178 * dbxout.c (get_lang_number): Add Objective-C++ support.
5179 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
5180 (-Wstrict-selector-match): Likewise.
5181 (-fobjc-direct-dispatch): Likewise.
5182 (-Wassign-intercept): Likewise.
5183 (Overall Options): Likewise.
5184 * gengtype.c (get_output_file_with_visibility): Likewise.
5185 * stub-objc.c (objc_rewrite_function_call): Add.
5186 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
5188 * c-common.c (flag_objc_exceptions): Remove.
5189 (flag_objc_sjlj_exceptions): Remove.
5190 * c-decl.c (objc_mark_locals_volatile): Don't change decls
5191 that are already ok.
5192 * c-opts.c (c_common_handle_option, case
5193 OPT_fobjc_exceptions): Remove.
5194 (case OPT_fobjc_sjlj_exceptions): Remove
5195 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
5196 (fobjc-exceptions): Likewise.
5197 (fobjc-sjlj-exceptions): Likewise.
5198 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
5199 (OFFS_ASSIGNIVAR_FAST): Add.
5201 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5203 * config/sparc/sparc.md (movhi): Do not test constness
5204 of operand #1 twice.
5206 (movdi): Unconditionally accept zero as second operand
5207 when the first is memory.
5208 (movdi_insn_sp32): Handle above case.
5209 (DImode splitter): Use predicates.
5210 (DImode splitter): Use const_zero_operand predicate.
5211 (movsf_insn): Swap 2 alternatives.
5213 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5215 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
5216 expand_simple_operations to bases of the ivs.
5217 (tree_int_cst_sign_bit): Export.
5218 * tree-flow.h (expand_simple_operations): Declare.
5219 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
5220 tree_int_cst_sign_bit.
5221 (expand_simple_operations): Export.
5222 * tree.h (tree_int_cst_sign_bit): Declare.
5224 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5226 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
5228 (replace_uses_by): New function.
5229 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
5230 * tree-flow.h (fold_stmt_inplace): Declare.
5231 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
5232 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
5233 info after cfg cleanup.
5235 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5237 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
5238 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
5241 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5243 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
5244 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
5245 * timevar.c (timevar_ggc_mem_total): New variable.
5246 (GGC_MEM_BOUND): New constant.
5247 (get_time): Record ggc memory status.
5248 (timevar_accumulate): Accumulate amount of ggc memory.
5249 (timevar_print): Print consumption of ggc memory.
5250 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
5251 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
5252 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
5253 * timevar.h (struct timevar_time_def): Add ggc_mem field.
5254 (timevar_ggc_mem_total): Declare.
5256 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
5258 * tree-into-ssa.c (update_ssa): Clean up by shortening the
5261 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
5263 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
5265 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
5266 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
5267 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
5268 ("s<ocond:code>"): Rename from respectively "b<ncond>",
5269 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
5270 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
5271 "s<rcond>" and "s<ocond>".
5272 ("b<ocond:code>", "*b<ocond:code>_reversed")
5273 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
5274 output statement section.
5276 2005-05-17 Roger Sayle <roger@eyesopen.com>
5278 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
5280 2005-05-17 Steven Bosscher <stevenb@suse.de>
5281 Stuart Hastings <stuart@apple.com>
5282 Jan Hubicka <jh@suse.cz>
5283 Dale Johannesen <dalej@apple.com>
5285 * cgraph.h (cgraph_node): Add 'lowered' state.
5286 (cgraph_lower_function): Declare.
5287 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
5288 (cgraph_lower_function): New function.
5289 (cgraph_create_edges): Deal with lowered function bodies.
5290 (verify_cgraph_node): Likewise.
5291 (cgraph_analyze_function): Do lowering job.
5292 (cgraph_build_static_cdtor): Likewise.
5293 * function.h (struct function): Add saved_eh and saved_cfg.
5294 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
5295 * tree-cfg.c (fold_cond_expr_cond): Export.
5296 * tree-flow.h (fold_cond_expr_cond): Declare.
5297 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
5299 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
5300 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
5301 callee_cfun, block, eh_region, eh_region_offset.
5302 (inlining_p): New predicate.
5303 (remap_decl): Update for new inline_data; declare newly created inline
5304 vars in low gimple way.
5305 (copy_body_r): Update for new datastructure, simplify some of handling
5306 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
5307 deal with RESX_EXPRs.
5309 (copy_edges_for_bb): Likewise.
5310 (remap_decl_1): New.
5311 (copy_cfg_body): New.
5312 (copy_generic_body): Rewrite to work on low gimple.
5313 (copy_body): Turn into simple wrapper around copy_cfg_body.
5314 (setup_one_parameter): Insert new statements into given basic block.
5315 (initialize_initialized_parameters): Likewise, reorganize way things are
5317 (declare_return_variable): Update for new inline data datastructure.
5318 (inline_forbidden_p): Work on low gimple.
5319 (estimate_num_insns): Likewise.
5320 (expand_call_inline): Work on CFG.
5321 (push_cfun, pop_cfun): New functions.
5322 (cfun_stack): New stack.
5323 (add_lexical_block): New function.
5324 (gimple_expand_calls_inline): Work on basic block.
5325 (optimize_inline_calls): Likewise.
5326 (clone_body, save_body, unsave_ewpr_now): Update for new
5328 (declare_inline_vars): Work on block instead of bind_expr.
5329 (inlining_p): New predicate.
5330 * tree-inline.h (push_cfun, pop_cfun): Declare.
5331 * tree-optimize.c: Include except.h
5332 (all_lowering_passes): New variable.
5333 (execute_fixup_cfg, pass_fixup_cfg): New pass.
5334 (init_tree_optimization_passes): Move some to all_lowering_passes.
5335 (tree_lowering_passes): New function.
5336 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
5337 * tree-pass.h (tree_lowering_passes): Declare
5339 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
5341 * unwind-dw2-fde-darwin.c: Include tsystem.h.
5343 2005-05-17 Jeff Law <law@redhat.com>
5345 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
5346 * tree-ssa-forwprop.c: Include langhooks.h.
5347 (forward_propagate_addr_expr_into_variable_array_index): New.
5348 (forward_propagate_addr_expr): New.
5349 (tree_ssa_forward_propagate_single_use_vars): Loop over all
5350 the statements in the block instead of just the last statement.
5351 Call forward_propagate_addr_expr as needed.
5352 (pass_forwprop): Update the SSA graph after forward propagation is
5355 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
5357 * unwind-dw2-fde-glibc.c (base_from_cb_data,
5358 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
5360 * unwind-dw2-fde.c (__deregister_frame_info_bases,
5361 base_from_object, fde_split, end_fde_sort): Likewise.
5362 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
5363 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
5364 uw_init_context_1): Likewise.
5365 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
5366 _Unwind_Resume_or_Rethrow): Likewise.
5367 * unwind-pe.h (__gxx_abort): Do not define.
5368 (size_of_encoded_value, base_of_encoded_value,
5369 read_encoded_value_with_base): Use gcc_unreachable.
5370 * unwind.h (_Unwind_GetTextRelBase): Likewise.
5372 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
5374 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
5375 (cfi_end): New macros.
5376 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
5377 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
5378 an eight byte stack frame.
5379 (__NR_tkill): Define.
5380 (__div0): Use gettid tkill on GNU/Linux.
5381 (_arm_return): Add CFI.
5382 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
5384 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
5386 * configure.ac: Remove spaces around assignment to
5388 * configure: Regenerated.
5390 2005-05-17 David Edelsohn <edelsohn@gnu.org>
5392 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
5393 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
5395 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
5396 Modify aix_struct_return variable, not target_flags.
5397 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
5398 (rs6000_return_in_memory): Test aix_struct_return.
5399 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
5400 independent variable. Report mxl-compat.
5402 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
5404 * config/bfin/bfin.md (eh_return): Add missing DONE.
5406 2005-05-17 Ian Lance Taylor <ian@airs.com>
5408 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
5410 (mode_attr_index): Remove check for defined attribute. Remove
5411 infile parameter. Change all callers.
5412 (apply_mode_maps): Add unknown parameter. Change caller. Always
5413 return after finding attribute.
5414 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
5416 (apply_macro_traverse): Set mtd->unknown_mode_attr.
5417 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
5418 attribute used for a mode.
5420 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
5422 * tree-ssa-math-opts.c: New file.
5424 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
5426 * Makefile.in: Add tree-ssa-math-opts.c.
5427 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
5428 * fold-const.c (distribute_real_division): New.
5429 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
5430 * tree-pass.h (pass_cse_reciprocals): New.
5431 * tree-optimize.c (init_tree_optimization_passes): Run it.
5432 * doc/passes.texi: Document the new pass.
5434 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
5437 * builtins.c (fold_builtin_constant_p): Handle
5438 &"string cst"[0] as constant.
5440 2005-05-17 Richard Henderson <rth@redhat.com>
5442 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
5444 2005-05-17 Jakub Jelinek <jakub@redhat.com>
5447 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
5448 src2 if src2 has been split.
5450 PR tree-optimization/21610
5451 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
5452 returning DECL, call unshare_expr.
5454 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
5456 * config/cris/cris.md: Unquote preparation and output statements.
5457 (BWD, WD, BW): New, mode-macros.
5458 (S, s, m, mm, nbitsm1): New, mode-attrs.
5459 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
5460 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
5462 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
5463 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
5464 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
5466 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
5467 ("movdi"): Move misplaced head comment regarding necessity of
5468 movdi from movsi to here.
5469 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
5471 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
5472 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
5473 "*mov_sideqi_biap_mem".
5474 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
5476 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
5477 "*clear_sidehi_biap" and "*clear_sideqi_biap".
5478 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
5479 and "*clear_sideqi".
5480 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
5481 "*ext_sidehisi_biap".
5482 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
5484 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
5485 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
5486 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
5487 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
5488 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
5490 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
5491 "*op_sidehi_biap" and "*op_sidesi_biap".
5492 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
5494 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
5495 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
5496 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
5497 "*op_swap_sidehi" and "*op_swap_sidesi".
5498 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
5499 in the N alternative of "subqi3".
5500 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
5501 "*extophisi_side_biap".
5502 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
5504 ("*extop<mode>si_swap_side_biap"): Replace
5505 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
5506 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
5507 "*extophisi_swap_side".
5508 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
5509 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
5511 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
5512 "mulqihi3", "mulhisi3" and "mulhisi3".
5513 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
5514 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
5516 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
5517 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
5518 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
5519 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
5520 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
5521 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
5522 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
5523 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
5524 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
5525 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
5526 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
5527 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
5529 ("abs<mode>2"): Replace "abshi2" and "absqi2".
5530 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
5532 ("b<ocond>"): Replace "bgt" and "ble".
5533 ("b<rcond>"): Replace "blt" and "bge".
5534 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
5535 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
5537 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
5539 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
5541 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
5543 ("s<rcond>"): Replace "sge" and "slt".
5544 ("s<ocond>"): Replace "sgt" and "sle".
5545 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
5546 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
5547 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
5548 clear.w [rx=rx+i] and clear.b [rx=rx+i].
5550 2005-05-17 Jakub Jelinek <jakub@redhat.com>
5552 * varasm.c (struct constant_descriptor_tree): Add hash field.
5553 (const_desc_hash): Just return hash field.
5554 (const_desc_eq): If hash values are different, return 0 immediately.
5555 (output_constant_def): Compute hash field of temporary key, use
5556 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
5557 newly built constant descriptor.
5558 (lookup_constant_def): Compute hash field of temporary key, use
5559 htab_find_with_hash instead of htab_find.
5561 2005-05-16 Richard Henderson <rth@redhat.com>
5563 * config/i386/sse.md (mulv4si3): New.
5565 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
5567 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
5568 tests for noncanonical versions of reg+constant and
5571 2005-05-16 Richard Henderson <rth@redhat.com>
5572 Steven Bosscher <stevenb@suse.de>
5575 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
5576 maybe_clean_eh_stmt; take old stmt parameter. Update EH
5577 region data structure to match replacement.
5578 * tree-flow.h: Update to match.
5579 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5580 * tree-ssa-dom.c (optimize_stmt): Likewise.
5581 * tree-ssa-pre.c (eliminate): Likewise.
5582 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5584 2005-05-16 Caroline Tice <ctice@apple.com>
5586 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
5587 internal_error with gcc_assert.
5588 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
5589 * function.h (struct function): Remove space between "*" and
5591 * varasm.c (initialize_cold_section_name): Add gcc_assert;
5592 modify to use alloca.
5593 (unlikely_text_section): Add check for flag_function_sections.
5594 (assemble_start_function): Move call to resolve_section, so it
5595 comes before first call to unlikely_text_section.
5596 (assemble_end_function): Add test and call to function_section
5599 2005-05-16 Roger Sayle <roger@eyesopen.com>
5601 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
5602 instead of build_binary_op when performing code transformations
5603 to avoid error messages about constructs not it the user's code.
5605 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
5607 * tree-ssa-pre.c: Fix a comment typo.
5609 2005-05-16 Richard Henderson <rth@redhat.com>
5612 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
5613 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
5614 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
5615 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
5616 add_tprel22): Remove mode from symbolic operand.
5618 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
5620 * optc-gen.awk: Include intl.h after the externally-provided files.
5622 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
5624 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
5625 folding a COND_EXPR_COND in a nondestructive manner.
5627 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
5629 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
5630 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
5631 New values for vec_select definitions and bitmask for element
5634 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
5636 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
5637 Change the type to VEC(rtx,gc)*.
5638 (mem_loc_descriptor, add_const_value_attributes,
5639 dwarf2out_init): Adjust uses of used_rtx_varray.
5641 * tree-data-ref.c (compute_all_dependences): Change the type
5642 of dependence_relations to VEC(ddr_p,heap)**.
5643 (compute_data_dependences_for_loop): Change the type of
5644 allrelations to VEC(ddr_p,heap)*.
5646 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
5648 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
5649 system.h, coretypes.h and tm.h.
5650 (options.o): Update dependencies accordingly.
5651 * optc-gen.awk: Allow header_name to be a list of filenames.
5652 Handle the "Condition" flag.
5653 * opts.h (CL_DISABLED): New flag.
5654 * opts.c (handle_option): Print an error for CL_DISABLED options.
5655 * doc/options.texi: Document the "Condition" option flag.
5657 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
5659 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
5661 2005-05-15 Roger Sayle <roger@eyesopen.com>
5663 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
5664 check for TREE_OVERFLOW on INTEGER_CST trees.
5665 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
5666 CONSTANT_CLASS_P tree nodes.
5668 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
5671 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
5673 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
5675 Fix PR tree-optimization/21576
5677 * tree-ssa-pre.c (expression_node_pool): New pool.
5678 (comparison_node_pool): Ditto.
5679 (list_node_pool): Ditto.
5680 (pool_copy_list): New function.
5681 (phi_translate): Handle CALL_EXPR.
5682 (valid_in_set): Ditto.
5683 (create_expression_by_pieces): Ditto.
5684 (insert_into_preds_of_block): Ditto.
5685 (insert_aux): Ditto.
5686 (compute_avail): Ditto.
5687 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
5688 (can_value_number_call): New function.
5689 (find_leader): Update comment.
5690 (init_pre): Create new pools.
5691 (fini_pre): Free new pools.
5692 (pass_pre): Add TODO_update_ssa for the future when we are going
5694 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
5695 (set_value_handle): Ditto.
5696 (get_value_handle): Ditto.
5698 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
5700 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
5702 2005-05-15 Andreas Jaeger <aj@suse.de>
5704 * gcc.c (pfatal_pexecute): Remove unused local function.
5706 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
5708 * optc-gen.awk: Remove excess indentation.
5709 * opth-gen.awk: Likewise.
5711 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
5713 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
5714 of basic_block_info. Call init_flow and find_basic_blocks
5715 before dbr_schedule if needed.
5717 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5719 * tree-optimize.c (init_tree_optimization_passes): Move
5720 pass_cd_dce in place of the last pass_dce.
5722 PR tree-optimization/21563
5723 * tree-vrp.c (compare_value): Return boolean_false_node when
5724 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
5725 strictly larger than CST.
5727 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
5728 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5730 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
5732 (rev_cond_name) Likewise.
5733 (vax_float_literal) Likewise.
5734 * config/vax/vax.md: Likewise.
5736 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5738 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
5739 registers and use them (specifically the stack pointer).
5740 * config/vax/vax.h: Use above defines right here.
5742 * config/vax/vax.c: (override_options) Remove 'register' keyword.
5743 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
5744 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
5746 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
5747 mostly removal of trailing spaces...
5748 * config/vax/vax-modes.def: Remove trailing whitespace.
5750 * config/vax/elf.h: Update whitespace.
5752 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
5755 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5756 * fold-const.c (fold_indirect_ref_1): Avoid removing
5757 NOP_EXPRs with type qualifiers like const.
5759 2005-05-14 Jan Hubicka <jh@suse.cz>
5761 Patch by Richard Henderson:
5762 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
5763 Handle RESX expressions properly.
5765 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
5766 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
5767 (remove_stmt_from_eh_region_fn): Likewise.
5769 * tree-cfg.c (execute_warn_function_return): Break out noreturn
5771 (execute_warn_function_noreturn): ... here.
5772 (pass_warn_function_noreturn): New pass.
5773 * tree-pass.h (pass_warn_function_noreturn): Declare
5774 * tree-optimize.c (init_tree_optimization_passes): Move return
5775 warnings early and add noreturn warnings at place of previous
5778 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5780 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
5781 root_var_init, type_var_init): Use VEC instead of VARRAY.
5782 * tree-ssa-live.h (tree_partition_associator_d): Change the
5783 type of trees to VEC(tree,heap)*.
5784 (tpa_tree): Use VEC instead of VARRAY.
5786 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
5788 * fold-const.c (div_if_zero_remainder): New function.
5789 (try_move_mult_to_index): Use it.
5791 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5793 * tree-eh.c (leh_tf_state): Change the type of dest_array to
5795 (maybe_record_in_goto_queue, lower_try_finally_onedest,
5796 lower_try_finally_copy, lower_try_finally_switch,
5797 lower_try_finally): Use VEC instead of VARRAY.
5799 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
5801 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
5802 comment regarding defined register classes.
5803 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
5805 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5807 * tree-optimize.c (init_tree_optimization_passes): Move
5808 pass_merge_phi before the first pass_dominator.
5810 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
5812 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
5815 2005-05-13 Josh Conner <jconner@apple.com>
5817 * config/arm/arm.c (arm_size_return_regs): New.
5818 (thumb_unexpanded_epilogue): replace in-line calculation
5819 of return registers with call to arm_size_return_regs.
5820 (use_return_insn): Include test of which registers are
5821 being used to hold return values, to accommodate
5822 vector return values.
5824 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
5826 * config/rs6000/sysv4.opt (mlittle): Handle.
5828 * config/rs6000/rs6000.c (rs6000_handle_option): Set
5829 target_flags_explicit when appropriate.
5831 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5833 PR middle-end/20714:
5834 * optabs.c (no_conflict_data): New struct.
5835 (no_conflict_move_test): New function.
5836 (emit_no_conflict_block): Use it.
5838 2005-05-13 Adam Nemet <anemet@lnxw.com>
5840 * doc/invoke.texi (Debugging Options): Option
5841 -fdump-translation-unit only works with C++ now.
5843 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
5845 Replace calls to abort in CRIS port.
5846 * config/cris/cris.h (CRIS_ASSERT): New macro.
5847 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
5848 internal_error instead of abort.
5849 ("movsi"): Ditto. Unquote preparation statement section.
5850 ("call", "call_value"): Ditto, but use gcc_assert where
5851 appropriate. Tweak comments.
5852 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
5854 (cris_op_str): Call internal_error, not abort.
5855 (cris_print_operand): Tweak "abort" reference to "die" in comment.
5856 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
5857 (cris_notice_update_cc): Call internal_error, not abort.
5858 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
5859 (cris_emit_movem_store, cris_asm_output_symbol_ref)
5860 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
5861 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
5862 ENABLE_CHECKING-guarded abort call.
5863 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
5864 Use internal_error at end of test-chain.
5866 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5868 PR rtl-optimization/20769:
5869 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
5870 pattern emitted by expand_nl_goto_receiver.
5872 PR middle-end/20793:
5873 * integrate.c (allocate_initial_values): Update register liveness
5876 2005-05-13 Josh Conner <jconner@apple.com>
5878 * arm.c (arm_return_in_memory): Add handling for vector return types.
5880 2005-05-13 David Ung <davidu@mips.com>
5882 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
5884 * config/mips/mips.c: Add 4km alias.
5885 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
5886 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
5889 2005-05-13 Jan Hubicka <jh@suse.cz>
5891 * c-decl.c (finish_function): Suppress "control reaches end of
5892 non-void function" when "no return statement in function
5893 returning non-void" is issued.
5895 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
5896 * tree-optimize.c (pass_gimple): Kill.
5897 (init_tree_optimization_passes): Kill pass_gimple.
5898 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
5899 * tree-dump.c (dump_files): Rename .generic to .gimple.*
5901 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5903 PR rtl-optimization/20756:
5904 * basic-block.h (PROP_DEAD_INSN): Define.
5905 * flow.c (propagate_one_insn): Set during mark_set_regs call
5907 (mark_set_1): Emit a clobber when we are about to delete a dead insn
5908 that kills a live register.
5910 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
5912 * config/s390/s390.md: ("DBL"): New mode attribute.
5913 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
5914 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
5915 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
5917 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
5919 * c-format.c (check_format_arg): Handle string literals of
5920 the form &"string"[offset].
5922 * g++.dg/warn/format4.C: New testcase.
5924 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
5926 * config/mips/3000.md, config/mips/4000.md,
5927 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
5928 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
5929 config/mips/generic.md, config/pdp11/pdp11.md,
5930 config/sh/crt1.asm, config/sh/lib1funcs.asm,
5931 config/sh/sh-modes.def, config/sh/sh-protos.h,
5932 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
5934 2005-05-13 Richard Henderson <rth@redhat.com>
5936 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
5937 addition to move unless dest is a register. Do not skip
5938 instantiation in dest on addition simplification.
5940 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
5942 * config/cris/cris.c (cris_print_operand) <case 'H'; case
5943 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
5944 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
5946 2005-05-13 Jan Hubicka <jh@suse.cz>
5948 * basic-block.h (FOR_ALL_BB_FN): New macro.
5949 (init_flow): Initialize cfg structure.
5950 * function.c (allocate_struct_function): Do not initialize cfg structure.
5951 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
5952 (build_tree_cfg): ... here.
5953 * tree-flow.h (init_empty_tree_cfg): Declare.
5955 2005-05-12 Steven Bosscher <stevenb@suse.de>
5957 Fix PR tree-optimization/21520
5958 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
5959 to attempt to fold constants.
5961 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5963 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
5964 only when TARGET_ADJUST_UNROLL_MAX is defined.
5965 (general_movsrc_operand): Use the C style comment.
5966 (ua_offset): Use prototype.
5968 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
5970 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
5971 (struct hmr_data, hoist_memory_reference, memref_del,
5972 struct fmrv_data): Removed.
5973 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
5974 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
5976 (find_more_ref_vops): Traverse the list of memory references.
5977 (determine_lsm_loop): Work with the list of memory references instead
5978 of traversing the hashtable.
5980 2005-05-12 Steven Bosscher <stevenb@suse.de>
5981 Stuart Hastings <stuart@apple.com>
5982 Jan Hubicka <jh@suse.cz>
5984 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
5985 duplicate_eh_regions): New functions, based on old
5986 implementation removed with RTL inliner.
5987 (reachable_next_level): Modify behaviour pre-inline.
5988 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
5990 * function.h (struct function): Add after_inlining flag.
5991 * tree-optimize.c (tree_rest_of_compilation): Set it.
5992 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
5994 * tree-cfg.c (label_to_block_fn): Deal with cases where
5995 label was never insterted into code.
5997 2005-05-12 Zack Weinberg <zack@codesourcery.com>
5999 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
6001 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
6003 Fix PR tree-optimization/21532
6004 * tree-ssa-pre.c (create_expression_by_pieces): stmt
6005 needs to go onto the inserted_exprs list.
6007 2005-05-12 Ian Lance Taylor <ian@airs.com>
6009 * c-common.h (statement_code_p): Don't declare.
6010 (STATEMENT_CODE_P): Don't define.
6011 (INIT_STATEMENT_CODES): Don't define.
6012 * c-common.c (statement_code_p): Don't define.
6014 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6016 * config/sparc/sparc.h: Remove dead code.
6017 * config/sparc/sparc.c (sparc_compute_frame_size): Use
6018 FIRST_PARM_OFFSET for the size of the register window area.
6019 (emit_save_regs): Rename into emit_save_or_restore_regs.
6020 Add 'action' parameter. Use 4095 as upper bound for the offset.
6021 Pass 'action' to save_or_restore_regs.
6022 (emit_restore_regs): Delete.
6023 (sparc_expand_prologue): Call emit_save_or_restore_regs.
6024 (sparc_expand_epilogue): Likewise.
6025 * config/sparc/sparc.md (mode macro P): Move.
6026 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
6027 (mov<V32:mode> expander): Move to the top of the V32 section.
6028 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
6029 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
6030 (sibcall_epilogue): Move.
6032 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
6035 * arm.c (arm_gen_constant): Sign-extend intermediate values when
6036 synthesizing a constant of the difference of two immediates.
6038 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
6040 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
6041 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
6042 the alternatives using integer registers into the appropriate
6045 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6047 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
6048 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
6049 * bitmap.h: Fixed comments.
6051 2005-05-11 Richard Henderson <rth@redhat.com>
6054 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
6055 (ia64_cannot_force_const_mem): New.
6056 (tls_symbolic_operand_type): New.
6057 (ia64_legitimate_constant_p): New.
6058 (ia64_expand_load_address): Return true on success. Improve
6059 checks for when we should not split.
6060 (ia64_expand_tls_address): New addend operand. Distribute it
6061 as appropriate to the tls_kind. Delay referencing gp.
6062 (ia64_expand_move): Split symbolic addend as necessary. Handle
6063 tls symbols with addends.
6064 * config/ia64/ia64-protos.h: Update.
6065 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
6066 p0, f0, f1, and r13.
6067 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
6068 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
6069 (symbolic_operand splitter): Pass everything through
6070 ia64_expand_load_address and FAIL or DONE as appropriate.
6071 (load_fptr): Only accept after reload.
6072 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
6073 load_symptr_low, load_ltoff_dtpmod,
6075 (load_dtprel): Only accept tls symbols.
6076 (load_dtprel64, load_dtprel22): Likewise.
6077 (load_tprel, load_tprel64, load_tprel22): Likewise.
6078 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
6079 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
6080 (add_dtprel14, add_dtprel22): Likewise.
6081 (add_tprel, add_tprel14, add_tprel22): Likewise.
6082 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
6083 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
6084 (got_symbolic_operand): Check CONST offsets.
6085 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
6086 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
6087 (move_operand): Don't handle tls here. Check CONST offsets.
6089 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
6091 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
6092 Remove hilo_operand check.
6093 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
6094 * config/mips/predicates.md (hilo_operand): Delete.
6096 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
6098 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
6100 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
6102 PR tree-optimizer/18472
6103 * tree-if-conv.c (tree_if_convert_stmt,
6104 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
6106 2005-05-11 Jan Hubicka <jh@suse.cz>
6108 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
6109 (GTFILES): add except.h.
6110 * except.c (eh_status): Add throw_stmt_table.
6111 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
6112 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
6113 lookup_stmt_eh_region_fn): Declare.
6114 (throw_stmt_node): New structure.
6115 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
6116 * gengtype.c (open_base_files): Add except.h to inlines.
6117 * tree-eh.c (throw_stmt_node): Kill.
6118 (record_stmt_eh_region): Update.
6119 (add_stmt_to_eh_region_fn): Break out from ...
6120 (add_stmt_to_eh_region): ... here.
6121 (remove_stmt_from_eh_region_fn): Break out from ...
6122 (remove_stmt_from_eh_region): ... here.
6123 (lookup_stmt_eh_region_fn): Break out from ...
6124 (lookup_stmt_eh_region): ... here.
6125 (honor_protect_cleanup_actions): Use build_resx.
6126 (lower_try_finally_onedest): Likewise.
6127 (lower_try_finally_copy): Likewise.
6128 (lower_try_finally_switch): Likewise.
6129 (lower_eh_constructs): Update eh table construction.
6130 * tree.c (build_resx): New.
6131 * tree.h (build_resx): Declare.
6133 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
6135 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
6138 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
6140 * fold-const.c, libgcov.c: Fix comment typos.
6142 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
6145 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
6147 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
6148 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
6150 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
6152 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
6155 * crtstuff.c: Include auto-host.h again, for now.
6157 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
6159 * config/mips/24k.md: Remove trailing whitespace.
6161 2005-05-11 David Ung <davidu@mips.com>
6163 * config/mips/mips.md (type): Add imul3.
6164 (length, hazard, may_clobber_hilo): Check for imul3.
6165 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
6166 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
6167 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
6168 for a 3 operand mul and its bypasses.
6169 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
6170 * config/mips/4000.md (r4k_imul): Likewise.
6171 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
6172 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
6173 (vr4130_muldi): Likewise.
6174 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
6175 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
6176 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
6177 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
6178 (ir_vr54_imadd_si): Likewise.
6179 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
6180 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
6181 (rm7_impy_di): Likewise.
6182 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
6183 * config/mips/generic.md (generic_imul): Likewise.
6184 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
6185 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
6187 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
6189 PR middle-end/20371:
6190 * tree.h (record_layout_info_s): New member prev_packed.
6191 * stor-layout.c (update_alignment_for_field): Fix comment about
6192 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
6193 we start it properly aligned.
6194 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
6195 to update_alignment_for_field, and recompute it afterwards using
6196 the alignment of the record.
6197 When a packed bitfield precedes an MS bitfield, don't add padding
6198 at the end of the packed bitfield on behalf of the base type of
6199 the packed bit field.
6200 Don't adjust rli->bitpos at the end
6201 of an MS bitfield run if we already adjusted bitpos/offset for an
6202 alignment as large or larger than the bitfield type size.
6203 Take possible record alignment > BIGGEST_ALIGNMENT into account
6204 when calculating actual_align.
6205 Only put packed buit fields into rli->prev_field if they end up
6207 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
6208 Update rli->remaining_in_alignment when we have already started a
6209 run of bit fields and we process a packed bit field.
6211 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
6213 * tree-data-ref.c (find_data_references_in_loop): Give up when
6214 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
6215 may embed arbitrary side effects.
6216 Remove the assumption that GIMPLE form contains a single array
6217 access per statement.
6218 When the statement contains virtual operands, fail if it is not
6219 a MODIFY_EXPR or a CALL_EXPR.
6220 Return after the dont know node is inserted.
6222 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
6224 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
6226 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
6229 PR tree-optimization/19639
6230 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
6231 and generic summands for char* as s * delta, too, folding &a[i]
6232 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
6233 for comparison of steps. Convert types for index addition.
6234 (fold_binary): Adjust the callers to always dispatch to
6235 try_move_mult_to_index.
6236 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
6237 expr with non-gimple ARRAY_REF offset.
6239 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
6241 * fold-const.c (fold_indirect_ref_1): Avoid removing
6242 NOP_EXPRs with type qualifiers like const.
6244 2005-05-11 Richard Henderson <rth@redhat.com>
6247 * c-decl.c (finish_decl): Propagate the completed array type of
6248 a global variable into the binding.
6250 2005-05-10 Matt Kraai <kraai@ftbfs.org>
6252 * Makefile.in (gtype-desc.o, build/genautomata.o)
6253 (build/varray.o): Depend on $(VARRAY_H).
6255 2005-05-10 Diego Novillo <dnovillo@redhat.com>
6257 * tree-optimize.c (init_tree_optimization_passes): Re-organize
6258 optimization passes to do an initial batch of scalar cleanups.
6260 2005-05-10 Ian Lance Taylor <ian@airs.com>
6262 * read-rtl.c (struct macro_traverse_data): Define.
6263 (map_attr_string): New static function, broken out of
6264 apply_macro_to_string.
6265 (mode_attr_index, apply_mode_maps): New static functions.
6266 (apply_macro_to_string): Call map_attr_string.
6267 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
6269 (apply_macro_traverse): Expect data to point to a struct
6270 macro_traverse_data.
6271 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
6272 to pass data through htab_traverse.
6273 (read_rtx_1): Add mode_maps parameter. Change all callers.
6274 Handle mode names which are attribute strings.
6275 * doc/md.texi (Substitutions): Rename from String Substitutions.
6276 Change references. Document using attributes as modes.
6278 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6280 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
6281 * tree-optimize.c (init_tree_optimization_passes) Swap
6282 pass_ch and pass_profile.
6283 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
6284 here. Remove rewrite_into_loop_closed_ssa call.
6286 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
6288 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
6290 (legitimate_reload_constant_p): Add check for const double zero.
6291 * config/s390/s390.md: Add comment for constraint letter 'G'.
6292 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
6293 attributes for new case.
6294 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
6295 s390_const_double_ok_for_constraint_p.
6296 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
6299 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
6301 PR tree-optimization/21170
6302 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
6303 rewrite_ssa_into_ssa in comments with update_ssa.
6305 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6307 * tree-ssa-loop-im.c: Include hashtab.h.
6308 (struct mem_ref_loc): New.
6309 (struct mem_ref): Describe the set of references with the same
6311 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
6312 maybe_queue_var, fem_single_reachable_address,
6313 for_each_memref, single_reachable_address,
6314 is_call_clobbered_ref, determine_lsm_reg): Removed.
6315 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
6316 hoist_memory_reference, memref_hash, memref_eq, memref_del,
6317 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
6319 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
6320 (determine_lsm_loop): Rewritten.
6321 (determine_lsm): Do not set stmt uids.
6323 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
6325 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
6328 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
6330 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
6331 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
6332 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
6334 2005-05-10 Jeff Law <law@redhat.com>
6336 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
6337 thread_across_edge for any abnormal edges.
6339 2005-05-10 Richard Henderson <rth@redhat.com>
6341 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
6342 * config/ia64/ia64-protos.h: Declare it.
6343 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
6344 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
6345 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
6346 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
6347 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
6348 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
6349 extend result; use release semantics.
6350 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
6351 (sync_val_compare_and_swap_<IMODE>): Update to match.
6353 2005-05-10 Richard Henderson <rth@redhat.com>
6355 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
6356 before comparing it for success.
6358 2005-05-10 Richard Henderson <rth@redhat.com>
6360 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
6361 no return value pattern.
6363 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
6364 H.J. Lu <hongjiu.lu@intel.com>
6366 * libgcov.c (create_file_directory): New function. Create
6367 directory for the given file name.
6368 (gcov_max_filename): New static var. Keeps size of the longest
6370 (gcov_exit): Always try to create directory for output
6371 file. Relocate each filename basing on environment vars.
6372 (__gcov_init): Remember the longest file name.
6373 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
6374 * doc/gcov.texi (Cross-profiling): New node documenting
6375 cross-profiling management.
6376 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
6378 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
6380 * config/sparc/sparc.c (mem_min_alignment): Do not rely
6381 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
6383 2005-05-10 Bob Wilson <bob.wilson@acm.org>
6385 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
6386 case code to avoid one move instruction.
6387 (__umodsi3, __modsi3): Merge duplicated code sequences.
6389 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
6391 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
6392 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
6393 * doc/invoke.texi: Fix typos.
6395 * tree-data-ref.c (analyze_array_indexes, analyze_array,
6396 init_data_ref, access_functions_are_affine_or_constant_p,
6397 free_data_refs): Use VEC instead of VARRAY.
6398 * tree-data-ref.h (data_reference): Change the type of
6399 access_fns to VEC(tree,gc)*.
6400 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
6402 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
6405 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
6406 * fold-const.c (fold): Expand the condition of reducing cond_expr.
6407 (contains_label_1, contains_label_p): New functions for checking
6408 labels in a sub-tree.
6410 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
6413 * c-decl.c (pushdecl): When there is a declaration in the current
6414 scope and the declarations are external linkage, check for
6415 compatibility with the type in the external scope and update the
6416 type in the external scope with the composite type information.
6417 Do not form a composite type of the new type and the visible type
6418 if they are incompatible.
6420 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
6422 * crtstuff.c: Revert part of 2005-05-08 Change.
6423 (IN_LIBGCC2): Define.
6425 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
6427 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
6428 remove redundant test.
6429 (fp_mov_p): Accept 0.
6430 (fp_high_losum_p): Remove redundant test.
6431 * config/sparc/predicates.md (const_high_operand): Explicitly test
6432 (not small_int_operand).
6433 (fp_const_high_losum_operand): New.
6434 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
6435 (movdi_insn_sp32_v9): Use canonical predicates.
6436 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
6437 (movdi_insn_sp64_novis): Delete.
6438 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
6439 (movsf_insn_novis): Delete.
6440 (movsf_insn_vis): Rename into movsf_insn.
6441 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
6442 (movsf_lo_sum): Use fp_const_high_losum_operand.
6443 (movsf_high): Likewise.
6444 (movsf_high_losum splitter): Likewise.
6445 (mov<V32:mode> expander): Use register_or_zero_operand.
6446 (mov<V64:mode> expander): Likewise.
6447 (movdf_insn_sp32): Use register_or_zero_operand.
6448 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
6449 Rename into movdf_insn_sp32_no_fpu.
6450 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
6451 Rename into movdf_insn_sp32_v9_no_fpu.
6452 (movdf_insn_v9only_novis): Delete.
6453 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
6454 (movdf_insn_sp64_novis): Delete.
6455 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
6456 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
6457 Rename into movdf_insn_sp64_no_fpu.
6458 (movtf expander): Use register_or_zero_operand.
6459 (movtf_insn_sp32): Delete.
6460 (movtf_insn_vis_sp32): Use register_or_zero_operand.
6461 Rename into movtf_insn_sp32.
6462 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
6463 Rename into movtf_insn_sp32_no_fpu.
6464 (movtf_insn_hq_sp64): Delete.
6465 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
6466 Rename into movtf_insn_sp64_hq.
6467 (movtf_insn_sp64): Delete.
6468 (movtf_insn_vis_sp64): Use register_or_zero_operand.
6469 Rename into movtf_insn_sp64.
6470 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
6471 Rename into movtf_insn_sp64_no_fpu.
6473 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
6475 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
6476 gcc_assert and gcc_unreachable as appropriate.
6477 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
6478 xstormy16_output_cbranch_si, xstormy16_split_move,
6479 xstormy16_initial_elimination_offset,
6480 xstormy16_encode_section_info, xstormy16_print_operand_address,
6481 xstormy16_expand_call, xstormy16_expand_arith,
6482 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
6484 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
6486 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
6487 const_copies to VEC(tree,heap)*.
6488 (new_elim_graph, delete_elim_graph, elim_graph_size,
6489 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
6492 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
6495 * doc/extend.texi (Type Attributes): Correct example syntax.
6497 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
6500 * doc/invoke.texi (-Wuninitialized): Update documentation.
6502 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
6504 * arm.c (const_ok_for_arm): Use a faster algorithm.
6506 2005-05-09 David Edelsohn <edelsohn@gnu.org>
6509 * config/rs6000/rs6000.md (add_op2): New.
6510 (add<mode>3): Use it.
6512 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
6514 * arm.c (arm_gen_constant): Add new heuristic for generating
6515 constant integers that can be expressed as the difference of two
6518 2005-05-09 Roger Sayle <roger@eyesopen.com>
6520 * c-tree.h (parser_build_unary_op): New prototype.
6521 * c-typeck.c (parser_build_unary_op): New function to construct
6522 a unary operation in the C parser.
6523 * c-parser.c (c_parser_unary_expression): Use the new function
6524 parser_build_unary_op when appropriate.
6526 2005-05-09 Mark Mitchell <mark@codesourcery.com>
6529 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
6530 before outputting DWARF_FRAME_RETURN_COLUMN.
6532 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6534 * config/s390/s390.c: (s390_branch_condition_mask,
6535 s390_branch_condition_mnemonic, s390_extra_constraint_str,
6536 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
6537 legitimize_pic_address, s390_emit_tls_call_insn,
6538 legitimize_tls_address, legitimize_tls_address,
6539 s390_expand_addcc, print_shift_count_operand, print_operand,
6540 addr_generation_dependency_p, annotate_constant_pool_refs,
6541 s390_split_branches, find_constant_pool_ref,
6542 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
6543 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
6544 s390_output_pool_entry, s390_function_value,
6545 s390_call_saved_register_used, s390_emit_call): Replace
6546 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
6547 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
6548 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
6549 get_some_local_dynamic_name, s390_function_arg_size,
6550 s390_function_arg_advance, s390_function_arg,
6551 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
6552 default case by gcc_unreachable.
6553 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
6554 conditional abort by gcc_assert.
6555 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
6556 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
6558 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6560 * config/s390/s390.c: (s390_decompose_address,
6561 tls_symbolic_operand, legitimate_pic_operand_p,
6562 legitimate_constant_p, legitimate_reload_constant_p,
6563 s390_expand_plus_operand, legitimate_address_p,
6564 legitimate_la_operand_p, ): Remove 'register' from signature.
6565 (symbolic_reference_mentioned_p,
6566 tls_symbolic_reference_mentioned_p): Remove 'register' from local
6567 variable declarations.
6568 (legitimize_address): Remove 'register' from
6569 signature and local variable declarations.
6571 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6573 * config/s390/s390-protos.h: (s390_match_ccmode,
6574 s390_match_ccmode_set, reg_used_in_mem_p,
6575 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
6576 legitimate_la_operand_p, preferred_la_operand_p,
6577 s390_short_displacement, addr_generation_dependency_p,
6578 legitimate_reload_constant_p, legitimate_address_p): Change return type
6580 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
6581 * config/s390/s390.c: (s390_match_ccmode,
6582 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
6583 legitimate_reload_constant_p): Change return type into 'bool'.
6584 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
6585 Likewise. Additionally adapted comment.
6586 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
6587 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
6588 (s390_decompose_address): Change the type of the internal flags
6589 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
6590 (struct s390_address): Change type of "pointer" into bool.
6591 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
6592 Adapt calls for 's390_tm_ccmode' to the new signature.
6594 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6596 * config/s390/s390.c: (s390_match_ccmode_set,
6597 s390_branch_condition_mnemonic, s390_short_displacement,
6598 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
6599 print_shift_count_operand, get_some_local_dynamic_name,
6600 get_some_local_dynamic_name_1, reg_used_in_mem_p,
6601 addr_generation_dependency_p, s390_split_branches,
6602 annotate_constant_pool_refs, find_constant_pool_ref,
6603 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
6604 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
6605 s390_register_info, s390_frame_info, s390_init_frame_layout,
6606 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
6607 restore_gprs, s390_function_arg_size, s390_function_arg_float,
6608 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
6609 s390_encode_section_info, s390_cannot_force_const_mem,
6610 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
6611 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
6612 s390_adjust_priority, s390_issue_rate,
6613 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
6614 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
6615 s390_build_builtin_va_list, s390_gimplify_va_arg,
6616 s390_function_ok_for_sibcall, s390_call_saved_register_used,
6617 s390_pass_by_reference, s390_fixed_condition_code_regs,
6618 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
6619 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
6620 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
6621 s390_add_pool_insn, s390_find_pool, s390_add_constant,
6622 s390_find_constant, s390_add_execute, s390_find_execute,
6623 s390_execute_label, s390_execute_target, s390_dump_pool,
6624 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
6625 Move target macro definitions to the end of the file. Move several
6626 functions within the file to assure correct compiling.
6628 2005-05-09 Steven Bosscher <stevenb@suse.de>
6630 * calls.c (purge_reg_equiv_notes): Remove, fold into...
6631 (fixup_tail_calls): ...here. Only look at insns between the
6632 start of the function and the FUNCTION_BEG insn note.
6634 * gcse.c (one_cprop_pass): Fix typos in dumps.
6636 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
6638 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6640 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
6641 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
6642 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
6643 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
6645 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
6646 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
6647 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
6650 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6652 * config/s390/s390.md: ("gf") New mode attribute.
6653 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
6654 "fixuns_truncsfsi2"): Merge.
6655 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
6656 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
6657 "fix_truncsfsi2_ieee"): Merge.
6659 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6661 * config/s390/s390.md: ("FPR") New mode macro.
6662 ("de", "dee"): New mode attributes.
6663 ("cmpdf", "cmpsf"): Merge.
6664 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
6665 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
6666 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
6667 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
6668 ("floatdidf2", "floatdisf2"): Merge.
6669 ("adddf3", "addsf3"): Merge.
6670 ("*adddf3", "*addsf3"): Merge.
6671 ("*adddf3_cc", "*addsf3_cc"): Merge.
6672 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
6673 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
6674 ("subdf3", "subsf3"): Merge.
6675 ("*subdf3", "*subsf3"): Merge.
6676 ("*subdf3_cc", "*subsf3_cc"): Merge.
6677 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
6678 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
6679 ("muldf3", "mulsf3"): Merge.
6680 ("*muldf3", "*mulsf3" "): Merge.
6681 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
6682 ("*fmadddf", "*fmaddsf"): Merge.
6683 ("*fmsubdf", "*fmsubsf"): Merge.
6684 ("divdf3", "divsf3"): Merge.
6685 ("*divdf3", "*divsf3"): Merge.
6686 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
6687 ("negdf2", "negsf2"): Merge.
6688 ("*negdf2_cc", "*negsf2_cc"): Merge.
6689 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
6690 ("*negdf2", "*negsf2"): Merge.
6691 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
6692 ("absdf2", "abssf2"): Merge.
6693 ("*absdf2_cc", "*abssf2_cc"): Merge.
6694 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
6695 ("*absdf2", "*abssf2"): Merge.
6696 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
6697 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
6698 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
6699 ("*negabsdf2", "*negabssf2"): Merge.
6700 ("sqrtdf2", "sqrtsf2"): Merge.
6702 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6704 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
6706 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
6707 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
6708 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6709 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
6711 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
6712 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
6713 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
6714 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
6715 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
6716 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
6717 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
6718 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
6719 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
6720 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
6721 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
6722 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
6723 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
6724 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
6725 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
6726 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
6728 ("*divsf3"): Additionally rename second pattern to
6730 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6731 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
6732 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
6733 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
6734 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
6735 'type values' and rename 'type' value.
6736 ("*addsf3"): Additionally rename second pattern to
6739 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6741 * config/s390/s390.md: ("SHIFT"): New mode macro.
6742 ("lr", "shift"): New mode attributes.
6743 ("ashldi3", "lshrdi3"): Merge.
6744 ("*ashldi3_31", "*lshrdi3"_31): Merge.
6745 ("*ashldi3_64", "*lshrdi3"_64): Merge.
6746 ("ashlsi3", "lshrsi3"): Merge.
6748 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6750 * config/s390/s390.md: ("DSI", "SCOND"): New mode
6752 ("E", "g"): New mode attributes.
6753 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
6754 ("*adddi3_alc", "*addsi3_alc"): Merge.
6755 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
6756 ("*subdi3_slb", "*subsi3_slb"): Merge.
6757 ("adddicc", "addsicc"): Merge.
6758 ("*sconddi", "*scondsi"): Merge.
6759 ("*sconddi_neg", "*scondsi_neg"): Merge.
6760 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
6761 ("negdi2", "negsi2"): Extract expander pattern from
6762 "negsi2" and merge with "negdi2".
6763 ("*negdi2"): Merge with instruction pattern of "negsi2".
6764 ("*negdi2_cc", "*negsi2_cc"): Merge.
6765 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
6766 ("rotldi3", "rotlsi3"): Merge.
6768 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6770 * config/s390/s390.md: ("hc"): New mode attribute.
6771 ("extendhidi2", "extendqidi2"): Merge.
6772 ("*extendhidi2", "*extendqidi2"): Merge.
6773 ("extendhisi2", "extendqisi2"): Merge.
6774 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
6775 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
6776 Merged 2 define_split.
6777 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
6778 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
6780 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6782 * config/s390/s390.md: ("COMPARE"): New mode macro.
6783 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
6784 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
6785 "bungt", "bunle", "bunge", "bltgt"): Merge.
6787 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6789 * config/s390/s390.md: ("INT"): New mode macro.
6790 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
6793 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6795 * config/s390/s390.md: ("GPR", "P"): New mode macros.
6796 ("cmpdi", "cmpsi"): Merge.
6797 ("strlendi", "strlensi"): Merge.
6798 ("*strlendi", "*strlensi"): Merge.
6799 ("movmemdi", "movmemsi"): Merge.
6800 ("clrmemdi", "clrmemsi"): Merge.
6802 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6804 * config/s390/s390.md: ("HQI"): New mode macro.
6805 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
6806 ("*tmhi_full", "*tmqi_full"): Merge.
6807 ("*tsthiCCT", "*tstqiCCT"): Merge.
6808 ("*tsthi", "*tstqi"): Merge.
6809 ("*tsthi_cconly", "tstqi_cconly"): Merge.
6810 ("*sethighhisi", "*sethighqisi"): Merge.
6812 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
6814 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
6815 config/alpha/unicosmk.h, config/arc/arc.md,
6816 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
6817 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
6818 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
6819 config/arm/semi.h, config/arm/uclinux-elf.h,
6820 config/arm/wince-pe.h, config/fr30/fr30.c,
6821 config/rs6000/altivec.h: Update copyright.
6823 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6825 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
6826 gcc_assert and gcc_unreachable as appropriate.
6827 (pdp11_output_function_epilogue, output_move_double,
6828 output_move_quad, print_operand_address, output_jump,
6829 output_addr_const_pdp11): Likewise.
6830 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
6831 ASM_OUTPUT_ALIGN): Likewise.
6832 * config/pdp11/pdp11.md: Likewise.
6833 (extendhisi2, subhi3, subqi3): Likewise.
6835 2005-05-09 David Edelsohn <edelsohn@gnu.org>
6838 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
6841 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
6843 * config/ia64/ia64.c: Fix a comment typo.
6845 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
6848 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
6849 (arm_override_options): Use them instead of manifest constants. Don't
6850 allow -march to override the -mtune setting.
6852 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6854 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
6855 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
6856 (function_arg_advance, function_arg, save_restore_insns,
6857 iq2000_expand_prologue, iq2000_output_conditional_branch,
6858 expand_one_builtin, print_operand):
6859 * config/iq2000/iq2000.md (tablejump): Likewise.
6861 2005-05-09 David Ung <davidu@mips.com>
6863 * config/mips/mips.h (processor_type): Add names for the 24K.
6864 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
6866 * config/mips/mips.md (cnv_mode): New attribute for recording the
6867 conversion types of float convert insns.
6868 (cpu): Add 24k and 24kx.
6869 (include): Include 24k.md file.
6870 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
6871 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
6872 (floatdisf2): Setup cnv_mode.
6873 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
6875 * config/mips/24k.md: New file, contains 24k DFA pipeline
6878 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6880 * config/sh/sh.c (print_operand_address): Use gcc_assert and
6881 gcc_unreachable as appropriate.
6882 (print_operand, prepare_move_operands, prepare_scc_operands,
6883 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
6884 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
6885 fixup_mova, gen_far_branch, sh_reorg, split_branches,
6886 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
6887 sh_set_return_address, sh_setup_incoming_varargs,
6888 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
6889 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
6890 check_use_sfunc_addr): Likewise.
6891 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
6892 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
6893 * config/sh/symbian.c (sh_symbian_mark_dllexport,
6894 sh_symbian_mark_dllimport): Likewise.
6895 * config/sh/sh.md: Likewise.
6896 (movdicc, call_pop, call_value_pop, casesi_worker_1,
6897 casesi_worker_2, casesi_shift_media, casesi_load_media,
6898 return_media): Likewise.
6900 2005-05-08 Roger Sayle <roger@eyesopen.com>
6903 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
6906 2005-05-08 Richard Henderson <rth@redhat.com>
6908 * config/alpha/alpha.c (adjust_address): Fix typo last change.
6910 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6912 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
6913 and -1 can happen in reg_renumber when no hard register is assigned.
6915 2005-05-08 Steven Bosscher <stevenb@suse.de>
6916 Kazu Hirata <kazu@cs.umass.edu>
6918 PR tree-optimization/14841, tree-optimization/15838
6919 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
6920 (evaluate_stmt): Call it.
6922 2005-05-08 Jakub Jelinek <jakub@redhat.com>
6924 * config/ia64/ia64.c (ia64_override_options): Don't set
6925 ia64_flag_var_tracking and clear flag_var_tracking here...
6926 (ia64_file_start): ... but here.
6928 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6930 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
6931 and gcc_unreachable as appropriate.
6932 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
6933 m68hc11_gen_highpart, print_operand, print_operand_address,
6934 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
6935 m68hc11_gen_movhi): Likewise.
6936 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
6937 * config/m68hc11/m68hc11.md: Reword comment.
6939 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6942 * config/m68hc11/predicates.md (splitable_operand): An immediate is
6945 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6947 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
6948 the 68HC12 address indirect addressing mode as it is not supported by
6950 * config/m68hc11/m68hc11-protos.h
6951 (m68hc11_valid_addressing_p): Declare.
6952 (m68hc11_add_mode): Declare.
6953 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
6954 register_indirect_p and export it.
6955 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
6956 instruction so that it is part of the good BB.
6957 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
6958 addressing with movw.
6959 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
6961 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
6962 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
6963 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
6965 ("*movhi_68hc12"): Handle movhi_const0.
6966 ("*subhi3", "subqi3"): Use general_operand for operand 1.
6967 ("*subhi3_zext"): Likewise.
6969 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6972 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
6973 operand 1 and fix constraints.
6974 ("mulqihi3"): Use general_operand for operand 2.
6976 2005-05-08 Julian Brown <julian@codesourcery.com>
6977 H.J. Lu <hongjiu.lu@intel.com>
6978 Paul Brook <paul@codesourcery.com>
6980 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
6981 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
6982 20050308/2.16.0 or newer for comdat group.
6983 * configure: Regenerated.
6984 * config.in: Regenerated.
6985 * varasm.c (default_function_rodata_section): Put .rodata section in
6986 COMDAT group when necessary.
6987 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
6989 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
6992 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6994 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
6996 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
6997 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
6998 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
6999 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7001 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
7004 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
7005 64-bit constants on 64-bit hosts.
7006 (m68hc11_split_logical): Simplify.
7007 (m68hc11_split_move): Likewise.
7009 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
7010 Paolo Bonzini <bonzini@gnu.org>
7012 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
7013 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
7014 * configure.ac (enable_checking): Fix typos in runtime_checking.
7015 (ENABLE_RUNTIME_CHECKING): Mark as target template.
7016 (xm_file): Prepend auto-host.h
7017 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
7018 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
7020 * crtstuff.c: Do not include auto-host.h.
7021 (IN_LIBGCC2): Do not define.
7022 * gcov-io.h: Include tconfig.h, not auto-host.h.
7023 * libgcc2.c: Do not include auto-host.h.
7024 (abort): Do not undefine.
7025 * libgcov.c: Remove unneeded comment about config.h.
7026 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
7027 * config.in, configure: Regenerated.
7029 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
7030 Falk Hueffner <falk@debian.org>
7032 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
7033 and gcc_unreachable as appropriate.
7034 (get_aligned_mem, get_unaligned_address,
7035 alpha_emit_set_long_const, alpha_emit_conditional_branch,
7036 alpha_emit_setcc, alpha_emit_conditional_move,
7037 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
7038 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
7039 alpha_expand_unaligned_load, alpha_expand_block_move,
7040 alpha_expand_zap_mask, get_trap_mode_suffix,
7041 get_round_mode_suffix, get_some_local_dynamic_name,
7042 print_operand_address, function_arg, alpha_return_in_memory,
7043 function_value, alpha_expand_builtin,
7044 alpha_initial_elimination_offset, alpha_expand_epilogue,
7045 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
7046 alphaev5_next_group, alpha_align_insns,
7047 unicosmk_initial_elimination_offset, unicosmk_unique_section,
7048 unicosmk_ssib_name): Likewise.
7049 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7050 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
7051 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
7052 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
7053 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7054 * config/alpha/alpha.md (*divmodsi_internal_er,
7055 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
7056 call_nt, call_umk, call_vms, call_value, sibcall_value,
7057 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
7058 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
7059 * config/alpha/predicates.md (input_operand): Likewise.
7061 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
7063 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
7064 gcc_unreachable, as appropriate.
7065 (frv_function_prologue, frv_alloc_temp_reg,
7066 frv_initial_elimination_offset, frv_expand_block_move,
7067 frv_expand_block_clear, frv_print_operand_jump_hint,
7068 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
7069 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
7070 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
7071 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
7072 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
7073 frv_in_small_data_p, frv_asm_out_constructor,
7074 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
7075 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
7076 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
7077 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
7078 sibcall_value, casesi): Likewise.
7080 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
7081 gcc_unreachable as appropriate.
7082 (print_operand_address, mn10300_print_reg_list, expand_prologue,
7083 expand_epilogue, notice_update_cc, initial_offset,
7084 mn10300_address_cost_1): Likewise.
7085 * config/mn10300/mn10300.md: Likewise.
7086 (absdf2, abssf2, negdf2, negsf2): Likewise.
7088 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
7091 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
7093 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
7094 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
7095 including sunge_<mode> and sungt_<mode>.
7097 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
7099 * integrate.h (get_hard_reg_initial_val): Change type of register
7100 parameter from int to unsigned int.
7101 (has_hard_reg_initial_val): Likewise.
7102 * integrate.c (get_hard_reg_initial_val): Likewise.
7103 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
7105 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
7107 * except.c (eh_status): Change the type of ttype_data to
7109 (add_ttypes_entry, assign_filter_values,
7110 output_function_exception_table): Use VEC instead of VARRAY.
7112 2005-05-07 David Edelsohn <edelsohn@gnu.org>
7114 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
7116 2005-05-07 Paul Brook <paul@codesourcery.com>
7118 * Makefile.in: Fix dependencies.
7119 (GCOV_IO_H, VARRAY_H): Set.
7121 2005-05-07 Anthony Green <green@redhat.com>
7124 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
7125 x$STMP_FIXPROTO test.
7126 * configure: Rebuilt.
7128 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
7130 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
7131 inappropriate feature test macros if flag_iso.
7133 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
7135 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
7137 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
7140 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
7141 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
7142 Handle moved operand being in special register.
7143 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
7144 presumed working insn.
7145 (mover2side): Add FIXME.
7147 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
7149 * integrate.c (get_func_hard_reg_initial_val): Delete.
7150 (has_func_hard_reg_initial_val): Delete.
7151 (get_hard_reg_initial_val): Inline the old implementation of
7152 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
7153 instead of has_func_hard_reg_initial_val to test for an existing
7154 pseudo. Only create an rtx if a new initial value entry is needed.
7155 (has_hard_reg_initial_val): Scan the initial value list directly.
7156 Don't create an rtx.
7158 2005-05-07 David Edelsohn <edelsohn@gnu.org>
7160 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
7162 * config.in (HAVE_AS_POPCNTB): New.
7163 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
7164 (HAVE_AS_POPCNTB): New.
7165 * configure: Regenerated.
7166 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
7167 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
7168 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
7169 and rs6000_sched_costly_dep.
7170 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
7171 (TARGET_XL_COMPAT): Delete.
7172 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
7173 (popcount<mode>2): New.
7174 (popcntb<mode>2): New.
7175 * config/rs6000/rs6000.opt (mpopcntb): New.
7177 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
7178 if variable name exists.
7180 2005-05-07 Matt Kraai <kraai@ftbfs.org>
7182 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
7184 2005-05-07 Richard Henderson <rth@redhat.com>
7187 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
7188 with constant offsets.
7190 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
7192 * config/v850/v850.c (print_operand): Use gcc_assert and
7193 gcc_unreachable, as appropriate.
7194 (print_operand_address, v850_handle_data_area_attribute,
7195 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
7196 v850_insert_attributes, construct_prepare_instruction): Likewise.
7197 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
7198 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
7200 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
7202 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
7203 config/rs6000/rs6000.h: Fix comment typos.
7205 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
7207 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
7208 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
7209 (mips_scalar_mode_supported_p): Delete.
7211 2005-05-06 Eric Christopher <echristo@redhat.com>
7213 * config/mips/mips.opt: Remove -mint64 option.
7214 * config/mips/mips.c (override_options): Remove -mint64
7216 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
7217 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
7218 64-bit integer handling.
7219 * doc/invoke.texi (Option Summary): Remove -mint64 for
7222 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
7224 PR tree-optimization/19401
7225 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
7226 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
7227 (estimated_unrolled_size): New function.
7228 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
7229 tree_unroll_loops_completely): Always unroll loops if the code size
7231 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
7232 loops should be unrolled completely.
7233 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
7235 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
7237 PR rtl-optimization/21254
7238 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
7239 assumptions for loops that otherwise do not roll.
7240 (find_simple_exit): Prefer # of iterations that is guaranteed
7242 * loop-unroll.c (decide_peel_once_rolling,
7243 decide_peel_completely): Check whether the loop is infinite.
7245 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
7247 * config/rs6000/sysv4.opt: Fix typo.
7249 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
7250 Jakub Jelinek <jakub@redhat.com>
7253 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
7254 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
7255 Don't use rep; movs{l,q} if the repetition count is really small,
7256 instead use a sequence of movs{l,q} instructions.
7258 2005-05-06 Jeff Law <law@redhat.com>
7260 PR tree-optimization/21380
7261 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
7262 thread through a block with no preds.
7264 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
7266 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
7267 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
7268 add_call_read_ops): Use VEC instead of VARRAY.
7270 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
7272 * config/mcore/mcore.c (mcore_print_operand_address): Use
7273 gcc_assert and gcc_unreachable as appropriate.
7274 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
7275 mcore_output_andn, output_inline_const, mcore_output_move,
7276 mcore_output_movedouble, mcore_expand_block_move,
7277 layout_mcore_frame, mcore_initial_elimination_offset,
7278 mcore_expand_prolog, mcore_mark_dllexport,
7279 mcore_mark_dllimport): Likewise.
7280 * config/mcore/mcore.h (switch_to_section): Likewise.
7281 * config/mcore/mcore.md: Likewise.
7283 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
7285 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
7286 TARGET_PROFILE_KERNEL.
7288 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
7289 TARGET_PROFILE_KERNEL use.
7291 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
7293 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
7294 and gcc_unreachable, as appropriate.
7295 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
7296 m32r_expand_prologue, m32r_output_function_epilogue,
7297 m32r_legitimize_pic_address, m32r_print_operand_address,
7298 emit_cond_move, m32r_function_symbol,
7299 m32r_output_block_move): Likewise.
7300 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
7301 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
7302 *rev_zero_branch_insn): Likewise.
7304 2005-05-06 Jakub Jelinek <jakub@redhat.com>
7307 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
7308 if both NEWDECL and OLDDECL are already weak.
7310 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
7312 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7314 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
7315 Kaz Kojima <kkojima@gcc.gnu.org>
7317 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
7320 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
7321 David Edelsohn <edelsohn@gnu.org>
7323 * config.gcc: Add .opt magic for the rs6000 ports.
7325 * doc/invoke.texi: Document -mabi= option properly. Document
7326 -misel and -mno-sel. Document -mspe and -mno-spe. Document
7327 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
7330 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
7331 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
7334 * config/rs6000/aix.opt: New.
7335 * config/rs6000/aix41.opt: New.
7336 * config/rs6000/aix64.opt: New.
7337 * config/rs6000/darwin.opt: New.
7338 * config/rs6000/linux64.opt: New.
7339 * config/rs6000/rs6000.opt: New.
7340 * config/rs6000/sysv4.opt: New.
7342 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
7343 associated TARGET_*. Remove SUBTARGET_OPTIONS,
7345 Define TARGET_USES_SYSV4_OPT.
7346 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
7347 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
7348 TARGET_USES_AIX64_OPT.
7349 * config/rs6000/aix51.h: Same.
7350 * config/rs6000/aix52.h: Same.
7351 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
7352 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
7353 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
7354 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
7355 * config/rs6000/linux64.h: Use
7356 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
7358 * config/rs6000/rs6000.c: Remove definitions of
7359 rs6000_sched_restricted_insns_priority,
7360 rs6000_long_double_size_string, rs6000_altivec_vrsave,
7361 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
7362 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
7363 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
7364 rs6000_alignment_string. Define rs6000_explicit_options.
7365 (rs6000_parse_abi_options): Remove.
7366 (rs6000_parse_alignment_option): Remove.
7367 (rs6000_parse_float_gprs_option): Remove.
7368 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
7369 TARGET_DEFAULT_TARGET_FLAGS.
7370 (rs6000_override_options): Revamp to use new .opt machinery.
7372 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
7373 of new .opt machinery. Remove target_flags. Redefine
7374 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
7375 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
7376 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
7377 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
7378 rs6000_longcall_switch, rs6000_default_long_calls,
7379 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
7380 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
7381 TARGET_ALTIVEC_VRSAVE.
7383 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
7385 * config.gcc (hppa1.1-*-rtems*): Remove.
7386 * config/pa/rtems.h: Remove.
7388 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
7390 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
7391 Exclude roe/603e multilib variants.
7393 2005-05-04 Denis Chertykov <denisc@overta.ru>
7396 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
7399 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
7401 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
7402 arm/pe.opt to $extra_options.
7403 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
7404 (target_float_abi_name, target_float_switch, target_abi_name)
7405 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
7406 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
7407 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
7408 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
7409 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
7410 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
7411 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
7412 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
7413 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
7414 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
7415 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
7416 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
7417 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
7418 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
7419 (arm_pic_register_string): Delete.
7420 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
7422 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
7423 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
7424 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
7425 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
7426 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
7427 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
7428 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
7429 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
7430 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
7431 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
7432 (SUBTARGET_SWITCHES): Delete.
7433 * config/arm/arm.c (target_float_switch): Delete.
7434 (arm_cpu_select): Moved from config/arm/arm.h.
7435 (target_fpu_name, target_fpe_name, target_float_abi_name)
7436 (target_abi_name, structure_size_string, arm_pic_register_string)
7437 (arm_select): Make static.
7438 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7439 (arm_handle_option): New function.
7440 (arm_override_options): Update target_flags checks for new mask names.
7441 Remove target_float_switch code.
7442 (arm_expand_prologue, thumb_expand_prologue): Check
7443 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
7444 * config/arm/arm.opt, config/arm/pe.opt: New files.
7446 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
7448 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
7449 gcc_unreachable as appropriate.
7450 (arc_double_limm_p, arc_setup_incoming_varargs,
7451 arc_compute_function_type, arc_output_function_prologue,
7452 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
7453 output_shift, arc_print_operand, arc_print_operand_address,
7454 arc_final_prescan_insn): Likewise.
7455 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7457 2005-05-04 Geoffrey Keating <geoffk@apple.com>
7459 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
7464 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
7465 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
7466 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
7467 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
7468 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
7469 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
7470 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
7471 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
7473 2005-05-05 Paul Brook <paul@codesourcery.com>
7475 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
7476 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
7477 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
7478 and tree-data-ref.h with *_H variables.
7480 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
7482 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
7484 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
7486 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
7488 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
7490 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
7492 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
7494 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
7495 setting of vrsave register for current function after
7496 call to save_world is emitted.
7498 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
7500 * config/mmix/predicates.md: New file.
7501 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
7502 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
7503 (mmix_foldable_comparison_operator, mmix_comparison_operator)
7504 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
7505 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7507 * config/mmix/mmix.md: Include predicates.md.
7508 ("call", "call_value"): Force address to register if it isn't a
7509 mmix_symbolic_or_address_operand.
7511 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
7513 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
7514 the flags are of appropriate types.
7515 (num_ssa_operands): Generalize using the generic interface.
7516 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
7519 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
7521 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
7522 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
7524 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
7526 * tree-outof-ssa.c (edge_leader, stmt_list,
7527 analyze_edges_for_bb): Use VEC instead of VARRAY.
7528 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
7529 (perform_edge_inserts): Call init_analayze_edges_for_bb and
7530 fini_analayze_edges_for_bb.
7532 2005-05-04 James E Wilson <wilson@specifixinc.com>
7535 * gcc.c (process_command): In the second argv scan loop, ignore
7536 Xassembler and Xpreprocessor, along with their argument.
7538 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
7540 * tree-flow-inline.h, tree-ssa-operands.c,
7541 tree-ssa-operands.h, tree-ssa-opfinalize.h:
7542 Likewise. tree-vn.c: Fix comment typos.
7543 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
7545 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
7547 * doc/tm.texi (Target Hooks): Document
7548 TARGET_RESOLVE_OVERLOADED_BUILTIN.
7550 2005-05-04 Paul Brook <paul@codesourcery.com>
7552 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
7554 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
7556 * dwarf2out.c (incomplete_types, retry_incomplete_types,
7557 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
7560 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
7561 get_expansion, expand_var_during_unrolling,
7562 insert_var_expansion_initialization,
7563 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
7566 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
7569 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
7572 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
7573 the same as INTEGER_TYPE.
7574 (fold_binary): Fold "bool_var != 0" to bool_var.
7575 Fold "bool_var == 1" to bool_var.
7577 2004-05-03 Richard Henderson <rth@redhat.com>
7580 * function.c (instantiate_virtual_regs_in_insn): Use the mode
7581 from recog_data instead of insn_data.
7583 2005-05-03 DJ Delorie <dj@redhat.com>
7585 * common.opt (fdiagnostics-show-option): No variable is needed.
7586 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
7587 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
7588 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
7589 Save and restore original message format. Use flag in context
7591 (warning): Don't test for enabled warnings here.
7592 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
7595 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
7597 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
7598 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
7599 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
7600 * aclocal.m4: Don't include accross.m4.
7601 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
7602 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
7603 * configure, config.in: Regenerate.
7605 2005-05-04 Jakub Jelinek <jakub@redhat.com>
7608 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
7609 (clear_storage): Add argument.
7610 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
7611 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
7613 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
7614 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
7615 (store_expr, store_constructor): Adjust callers.
7616 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
7617 to emit_block_move if CALL_EXPR_TAILCALL (exp).
7618 (expand_builtin_memmove): Add ORIG_EXP argument, copy
7619 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
7620 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
7621 with EXP. Pass EXP to expand_builtin_memmove.
7622 (expand_builtin_memset): Add ORIG_EXP argument, pass
7623 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
7624 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
7625 Pass EXP to expand_builtin_memset.
7626 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
7628 (expand_builtin_strncmp): Likewise.
7629 (expand_builtin_printf): Replace ARGLIST argument with EXP.
7630 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
7631 (expand_builtin_fprintf): Likewise.
7632 (expand_builtin): Adjust calls to
7633 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
7635 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
7638 PR rtl-optimization/21239
7639 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
7641 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
7643 * tree-flow.h (tree_ann_common_d): Move aux to ...
7644 (stmt_ann_d): ... here.
7645 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
7646 move_computations_stmt, schedule_sm): Update references to
7648 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
7650 * tree-cfg.c (remove_bb): Remove a redundant call to
7652 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
7655 2005-05-03 Richard Henderson <rth@redhat.com>
7657 * config/rs6000/rs6000.c: Remove conflict markers.
7659 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
7661 2005-05-03 James E Wilson <wilson@specifixinc.com>
7663 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
7665 2005-05-03 DJ Delorie <dj@redhat.com>
7667 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
7668 decide if the warning will be printed.
7669 * calls.c (expand_call): Likewise.
7670 * function.c (init-function_start): Likewise.
7672 * common.opt (-fdiagnostics-show-option): New.
7673 * opts.c (option_enabled): Accept the option index instead of a
7674 pointer to the option descriptor.
7675 * opts.h (option_enabled): Likewise.
7676 * toplev.c (print_switch_values): Pass option index, not option
7678 * diagnostic.h (diagnostic_info): Add option_index.
7679 * diagnostic.c: Include opts.h.
7680 (diagnostic_set_info): Initialize option_index.
7681 (diagnostic_report_diagnostic): Amend option name if appropriate.
7682 (warning): Check to see if the specified warning is enabled.
7684 * doc/invoke.texi (-fdiagnostics-show-options): Document.
7686 2005-05-03 Richard Henderson <rth@redhat.com>
7688 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
7689 SPEC_OR_GEN_REGS definitions.
7691 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
7694 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
7695 for unavailable registers.
7697 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
7699 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
7701 * cfglayout.c (block_locators_blocks,
7702 insn_locators_initialize, insn_scope): Use VEC instead of
7705 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
7706 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
7709 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7711 * config/sparc/predicates.md (const_compl_high_operand): New.
7712 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
7714 (sparc_emit_set_const64_quick1): Adjust for above change.
7715 (sparc_emit_set_const64_quick2): Likewise.
7716 (sparc_emit_set_const64_longway): Likewise.
7717 (sparc_emit_set_const64): Likewise.
7718 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
7719 movdi_const64_special): Delete.
7720 (logical constant splitters): Use const_compl_high_operand.
7722 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
7724 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
7725 rather than STRIP_NOPS.
7727 2005-05-03 Jakub Jelinek <jakub@redhat.com>
7729 PR rtl-optimization/21330
7730 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
7732 (unswitch_single_loop): Clear cinsn when retrying.
7735 * config/i386/i386.c (legitimize_address): When canonicalizing
7736 ASHIFT into MULT, multiply by 1 << shift_count instead of
7737 1 << log2 (shift_count).
7739 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
7741 * lambda-code.c (gcc_loop_to_lambda_loop,
7742 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
7743 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
7744 generic operand interface.
7745 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
7746 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
7747 generic operand interface.
7748 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
7749 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
7750 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
7751 num_imm_uses): Use ssa_use_operand_t.
7752 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
7753 get_v_must_def_ops): Delete.
7754 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
7755 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
7756 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
7757 get_v_must_def_kill_ptr): Delete.
7758 (delink_stmt_imm_use): Move and use new operand interface.
7759 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
7760 op_iter_next_tree): Use new operand implementation.
7761 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
7762 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
7764 (op_iter_next_mustdef, op_iter_next_maydef,
7765 op_iter_next_must_and_may_def): Delete. Replace with...
7766 (op_iter_next_maymustdef): New. Combine must and may next operations.
7767 (op_iter_init_maydef, op_iter_init_mustdef,
7768 op_iter_init_must_and_may_def): Use new interface.
7769 (single_ssa_tree_operand ): New. Process single operands only as trees.
7770 (single_ssa_use_operand): New. Process single operands only as uses.
7771 (single_ssa_def_operand): New. Process single operands only as defs.
7772 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
7774 (num_ssa_operands): New. Count the number of specified operands.
7775 (compare_ssa_operands_equal): New. Compare two statements' operands.
7776 (single_phi_def): New. Return true if PHI has one def of the specified
7778 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
7779 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
7780 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
7781 (struct stmt_ann_d): Operands field no longer require GTY().
7782 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
7783 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
7784 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
7785 dump_replaceable_exprs, rewrite_trees): Use generic interface.
7786 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
7787 Use use_operand_p instead of ssa_imm_use_t *.
7788 * tree-pretty-print.c (dump_vops): check if operands are active before
7789 dumping virtual operands.
7790 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
7791 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
7792 (ccp_fold): Use new interface.
7793 (ccp_visit_stmt): Remove unused variables and code.
7794 (convert_to_gimple_builtin): Insert statements before calling
7795 mark_new_vars_to_rename.
7796 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
7797 (copy_prop_visit_cond_stmt): Use generic interface.
7798 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
7799 annotation in table.
7800 (thread_across_edge): Use generic interface.
7801 (initialize_hash_element): Initialzie with stmt, not annotation.
7802 (eliminate_redundant_computations): Use generic interface.
7803 (record_equivalences_from_stmt): Pass stmt, not annotation.
7804 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
7806 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
7807 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
7808 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
7809 generic operand interface.
7810 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
7812 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
7814 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
7815 (build_defs, build_uses, build_v_may_defs, build_vuses,
7816 build_v_must_defs): Change type to struct opbuild_list_d.
7817 (ops_active): New. Operands active boolean.
7818 (operand_memory, operand_memory_index): New. Operand memory managers.
7819 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
7820 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
7821 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
7822 Change from functions to static variable list heads.
7823 (opbuild_initialize_virtual): New. Initialize a virtual build list.
7824 (opbuild_initialize_real): New. Initialize a virtual build list.
7825 (opbuild_free): New. Free a build list.
7826 (opbuild_num_elems): New. Number of items in a list.
7827 (opbuild_append_real): New. Add a real (tree *) operand.
7828 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
7829 (opbuild_first): New. Return first element index in a list.
7830 (opbuild_next): New. Return next element in a list.
7831 (opbuild_elem_real): New. Return real element.
7832 (opbuild_elem_virtual): New. Return virtual element.
7833 (opbuild_elem_uid): New. Return UID of virtual element.
7834 (opbuild_clear): New. Reset an operand list.
7835 (opbuild_remove_elem): New. Remove an element form a list.
7836 (ssa_operands_active): New. Return true if operand cache is active.
7837 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
7838 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
7839 (correct_use_link): Use use_operand_p.
7840 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
7841 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
7842 (cleanup_v_may_defs): Use new implmentation.
7843 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
7845 (append_def, append_use, append_v_may_def, append_vuse,
7846 append_v_must_def): Call opbuild_append routine instead of using varray.
7847 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
7848 global parse_old_ops variable.
7849 (free_ssa_operands): New implementation.
7850 (update_stmt_operands): Move. Change argument to build_ssa_operands.
7851 (copy_virtual_operands): Move. New generic implementation.
7852 (create_ssa_artficial_load_stmt): Move. New implementation.
7853 (swap_tree_operands): Update for new implementation.
7854 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
7855 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
7856 rather than a varray.
7857 (verify_imm_links): Use use_operand_p.
7858 (dump_immediate_uses_for): If the immediate use variable is a virtual
7859 variable, show the virtual ops in the stmt.
7860 * tree-ssa-operands.h (def_operand_p): No longer a structure.
7861 (NULL_DEF_OPERAND_P): Now a #define.
7862 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
7863 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
7864 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
7865 mustdef_optype_d): New. Use Linked list representation.
7866 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
7867 (struct ssa_operand_memory_d): New. Allocated Chunk node.
7868 (struct stmt_operands_d): Change to new pointers that are not GTY.
7869 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
7870 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
7871 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
7872 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
7873 SET_V_MUST_DEF_KILL): Delete.
7874 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
7875 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
7876 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
7877 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
7878 (enum ssa_op_iter_type): Operand iterator typechecking values.
7879 (struct ssa_operand_iterator_d): Use linked lists of operands.
7880 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
7881 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
7882 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
7883 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
7884 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
7885 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
7886 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
7887 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
7888 * tree-ssa-opfinalize.h: New. Function templates for expansion.
7889 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
7890 alloc_vuse, and alloc_mustdef.
7891 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
7892 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
7893 and finalize_ssa_v_must_def_ops.
7894 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
7895 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
7897 (compute_avail): Use generic iterator interface.
7898 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
7899 (stmt_makes_single_load, stmt_makes_single_store): Use
7901 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
7902 (statement_sink_location): Use generic interface.
7903 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
7904 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
7905 reset the immediate use link nodes.
7906 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
7907 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
7908 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
7909 (eliminate_tail_call): Use generic operand interface.
7910 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
7911 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
7913 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
7915 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
7916 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
7918 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
7919 Use statement pointer instead of vuse_optype. Use generic interface.
7920 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
7921 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
7922 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
7923 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
7924 * doc/tree-ssa.texi: Update documentation for operand interface.
7926 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
7928 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
7929 gcc_unreachable as appropriate.
7930 (machopic_function_base_name, machopic_indirect_data_reference,
7931 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
7932 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
7933 * config/rs6000/altivec.md (*mov<mode>_internal,
7934 build_vector_mask_for_load): Likewise.
7935 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
7936 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
7937 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
7938 * config/rs6000/predicates.md (easy_fp_constant,
7939 logical_operand): Likewise.
7940 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
7941 compute_save_world_info, rs6000_emit_prologue,
7942 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
7943 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
7946 2005-05-03 Uros Bizjak <uros@kss-loka.si>
7949 * convert.c (convert_to_integer): Convert ceil and floor in
7952 2005-04-29 Geoffrey Keating <geoffk@apple.com>
7955 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
7956 define_insn_and_split. Split only when memory operand is
7957 offsettable. Use adjust_address rather than plus_constant.
7958 (floatunssidf2_internal): Likewise.
7959 (fix_truncdfsi2_internal): Split only when memory operand is
7960 offsettable. Use adjust_address rather than plus_constant.
7961 (fix_trunctfsi2_internal): Likewise.
7962 (floatsidf2_internal): Likewise.
7964 2005-05-02 Diego Novillo <dnovillo@redhat.com>
7966 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
7967 (set_value_range_to_null): Likewise.
7968 (set_value_range_to_varying): New function. Use it in all
7969 call sites that used to call set_value_range (vr, VR_VARYING, ...).
7970 (extract_range_from_assert): If the integral type has a
7971 super-type, and LIMIT is not within MIN and MAX values of that
7972 type, set the resulting range to VR_VARYING.
7974 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
7976 * config/mmix/mmix.opt: New file.
7977 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
7978 (mmix_cc1_ignored_option): Don't declare.
7979 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
7980 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
7981 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
7982 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
7983 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
7984 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
7985 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
7986 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
7988 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
7989 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
7990 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7992 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
7995 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
7996 * c-decl.c (current_function_prototype_built_in,
7997 current_function_prototype_arg_types): New.
7998 (merge_decls): Keep source location of prototype followed by
7999 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
8000 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
8001 (start_function): Always set current_function_prototype_locus,
8002 current_function_prototype_built_in and
8003 current_function_prototype_arg_types. Check for external
8004 prototype whether or not visible for external function and set
8005 current_function_prototype_arg_types accordingly.
8006 (store_parm_decls_oldstyle): Use
8007 current_function_prototype_arg_types for checking old-style
8008 definition against prototype. Give warnings only if
8009 current_function_prototype_built_in).
8011 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
8013 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
8014 (ggc_alloc_zone_stat): Don't define.
8015 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
8016 ggc_alloc_zone_pass_stat.
8017 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
8018 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
8019 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
8021 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
8023 * calls.c (expand_call): Handle current_function_pretend_args_size
8024 when checking for sibcalls.
8026 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
8028 PR tree-optimization/21294
8029 * tree-vrp.c (vrp_expr_computes_nonzero): New.
8030 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
8032 2005-05-02 Janis Johnson <janis187@us.ibm.com>
8035 * gcov-io.h: Declare gcov external functions hidden.
8037 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
8039 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
8040 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
8041 Use VEC instead of VARRAY.
8044 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
8047 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
8049 * c-common.c (resolve_overloaded_builtin): Forward to target
8050 hook for BUILT_IN_MD built-ins.
8051 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
8052 for all types of built-in.
8053 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
8054 in the definition of the target hooks struct.
8055 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
8056 * config/rs6000/altivec.h: Rewritten.
8057 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
8058 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
8059 rs6000_builtin_type, rs6000_builtin_type_compatible,
8060 altivec_overloaded_builtins, rs6000_builtin_type,
8061 rs6000_builtin_type_compatible): New.
8062 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
8064 (def_builtin): Turn into a function. Check for duplicates and store
8065 the builtin into rs6000_builtin_decls.
8066 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
8067 bdesc_1arg): Add overloaded builtins.
8068 (altivec_expand_builtin): Check for unresolved overloaded builtins,
8069 do not support ALTIVEC_COMPILETIME_ERROR.
8070 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
8071 nodes to represent front-end types.
8072 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
8073 with opaque arguments and/or return values.
8074 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
8075 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
8076 (rs6000_builtin_type_index): New.
8077 (is_ev64_opaque_type): Rename to...
8078 (rs6000_is_opaque_type): ... this.
8079 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
8082 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
8084 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
8087 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
8088 Bernd Schmidt <bernd.schmidt@analog.com>
8090 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
8091 print_address_operand, print_operand, legitimize_pic_address,
8092 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
8093 output_pop_multiple): Use gcc_assert or gcc_unreachable as
8095 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
8097 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
8099 * doc/passes.texi: Document vectorization pass.
8101 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
8103 * tree-scalar-evolution.c (get_exit_conditions_rec,
8104 select_loops_exit_conditions,
8105 number_of_iterations_for_all_loops,
8106 analyze_scalar_evolution_for_all_loop_phi_nodes,
8107 scev_analysis): Use VEC instead of VARRAY.
8109 2005-05-02 Michael Matz <matz@suse.de>
8112 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
8113 (warn_strict_null_sentinel): Define.
8114 (check_function_sentinel): Check for null_node as valid sentinel too.
8115 * c-common.h (c_tree_index): Added CTI_NULL.
8116 (null_node) Define global_tree[CTI_NULL].
8117 (warn_strict_null_sentinel): Declare.
8118 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
8119 * c.opt: (Wstrict-null-sentinel): New C++ option.
8120 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
8122 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
8124 * gimplify.c (gimplify_compound_lval): Use VEC instead of
8127 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
8129 * dwarf2out.c (decl_scope_table, push_decl_scope,
8130 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
8133 2005-05-01 Mark Mitchell <mark@codesourcery.com>
8136 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
8138 * doc/cpp.texi (__DEPRECATED): Document.
8139 (__EXCEPTIONS): Likewise.
8140 (__GXX_WEAK__): Likewise.
8142 * function.c (INVOKE__main): Do not define.
8143 (expand_main_function): Check HAS_INIT_SECTION when determining
8144 whether or not to call __main.
8146 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
8148 * tree-ssa-loop-ivopts.c: Fix a comment typo.
8150 2005-01-05 Paul Brook <paul@codesourcery.com>
8152 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
8153 (INITIALIZE_TRAMPOLINE): Use it.
8154 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
8155 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
8156 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
8158 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
8160 * doc/install.texi (Specific): Omit dots in the @anchors names
8161 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
8162 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
8164 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8166 PR tree-optimization/18316
8167 PR tree-optimization/19126
8168 * tree.c (build_int_cst_type): Avoid shift by size of type.
8169 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
8171 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8172 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
8174 (dump_cand): Dump depends_on information.
8175 (determine_biv_step): Add argument to simple_iv call.
8176 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
8177 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
8179 (add_candidate_1): Record depends_on for candidates.
8180 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
8181 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
8182 Handle ivs with nonconstant step.
8183 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
8184 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
8185 (create_new_iv): Unshare the step before passing it to create_iv.
8186 (free_loop_data): Free cand->depends_on.
8187 (build_addr_strip_iref): New function.
8188 (find_interesting_uses_address): Use build_addr_strip_iref.
8189 (strip_offset_1): Split the recursive part from strip_offset.
8190 Strip constant offset component_refs and array_refs.
8191 (strip_offset): Split the recursive part to strip_offset_1.
8192 (add_address_candidates): Removed.
8193 (add_derived_ivs_candidates): Do not use add_address_candidates.
8194 (add_iv_value_candidates): Add candidates with stripped constant
8195 offset. Consider all candidates with initial value 0 important.
8196 (struct affine_tree_combination): New.
8197 (aff_combination_const, aff_combination_elt, aff_combination_scale,
8198 aff_combination_add_elt, aff_combination_add,
8199 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
8200 fold_affine_sum): New functions.
8201 (get_computation_at): Use fold_affine_sum.
8202 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
8203 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
8206 2005-04-30 Michael Matz <matz@suse.de>
8208 * config/i386/i386.md (movmemsi): Also active when
8209 TARGET_INLINE_ALL_STRINGOPS.
8211 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
8214 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
8216 2005-04-30 Paul Brook <paul@codesourcery.com>
8218 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
8220 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
8221 * config/arm/ieee754-sf.S: Ditto.
8222 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
8223 (FUNC_ALIAS): Use .thumb_set for thumb routines.
8225 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
8227 * tree-ssanames.c: Fix a comment typo.
8228 * doc/options.texi: Fix a typo.
8230 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
8232 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
8233 gcc_unreachable as appropriate.
8234 (split_adds_subs, cond_string, print_operand,
8235 h8300_initial_elimination_offset, h8300_classify_operand,
8236 h8300_unary_length, h8300_short_immediate_length,
8237 h8300_bitfield_length, h8300_binary_length,
8238 h8300_insn_length_from_table, compute_mov_length, output_plussi,
8239 compute_plussi_length, compute_plussi_cc, output_logical_op,
8240 compute_logical_op_length, compute_logical_op_cc,
8241 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
8242 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
8243 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
8244 h8300_regs_ok_for_stm): Likewise.
8245 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
8246 monitor_prologue): Likewise.
8248 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
8250 * loop-invariant.c (invariants, create_new_invariant,
8251 get_inv_cost, best_gain_for_invariant,
8252 find_invariants_to_move, move_invariants,
8253 init_inv_motion_data, free_inv_motion_data): Use VEC instead
8256 2005-04-29 Richard Henderson <rth@redhat.com>
8258 * function.c (instantiate_decls): Remove valid_only argument.
8259 (instantiate_decls_1, instantiate_decl): Likewise.
8260 (instantiate_virtual_regs_1): Delete.
8261 (instantiate_virtual_regs_lossage): Delete.
8262 (instantiate_virtual_regs_in_rtx): New.
8263 (safe_insn_predicate): New.
8264 (instantiate_virtual_regs_in_insn): New.
8265 (instantiate_virtual_regs): Update to match all that. Only run
8266 instantiate_decls once.
8268 2005-04-29 Richard Henderson <rth@redhat.com>
8269 Daniel Jacobowitz <dan@codesourcery.com>
8271 * gengtype.c (write_func_for_structure): Split out ...
8272 (output_type_enum): ... new function. Fix thinko accessing
8273 TYPE_PARAM_STRUCT data.
8275 2005-04-29 Tom Tromey <tromey@redhat.com>
8277 * tree.c (build_block): Removed unused 'tags' argument.
8278 * tree.h (build_block): Removed argument.
8280 2005-04-29 Michael Matz <matz@suse.de>
8282 PR rtl-optimization/21144
8283 * postreload.c (reload_cse_move2add): Check for VOIDmode.
8285 2005-04-29 Bob Wilson <bob.wilson@acm.org>
8287 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
8288 flag_reorder_blocks.
8290 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
8292 PR tree-optimization/21030
8293 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
8294 ranges where VR->MAX is smaller than VR->MIN.
8296 2005-04-29 Devang Patel <dpatel@apple.com>
8298 PR tree-optimization/21272
8299 PR tree-optimization/21266
8300 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
8302 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
8304 * tree-flow-inline.h: Fix a comment typo.
8305 * doc/tree-ssa.texi: Fix a typo.
8307 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
8309 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
8311 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
8312 gcc_unreachable as appropriate.
8313 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
8314 fr30_print_operand, fr30_move_double): Likewise.
8315 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
8317 2005-04-29 Mark Mitchell <mark@codesourcery.com>
8319 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
8320 definition has already been provided.
8321 (ARM_EABI_DTORS_SECTION_OP): Likewise.
8322 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
8323 (ARM_EABI_DTORS_SECTION_OP): Likewise.
8325 2005-04-29 Jim Tison <jtison@us.ibm.com>
8327 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
8328 trace hooks calls to improve performance.
8330 2005-04-29 Julian Brown <julian@codesourcery.com>
8331 Mark Mitchell <mark@codesourcery.com>
8332 Paul Brook <paul@codesourcery.com>
8334 * crtstuff.c: Handle targets that use .init_array.
8335 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
8336 that INVOKE__main is set correctly.
8337 (expand_main_function): Test INVOKE__main.
8338 * libgcc2.c: Do not define __main when using .init_array.
8339 * config/arm/arm.c (arm_elf_asm_constructor): New function.
8340 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
8342 (DTORS_SECTION_ASM_OP): Likewise.
8343 (CTOR_LIST_BEGIN): Define specially when in libgcc.
8344 (CTOR_LIST_END): Likewise.
8345 (DTOR_LIST_BEGIN): Likewise.
8346 (DTOR_LIST_END): Likewise.
8347 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
8348 (FINI_SECTION_ASM_OP): Likewise.
8349 (INIT_ARRAY_SECTION_ASM_OP): Define.
8350 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
8351 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
8352 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
8353 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
8354 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
8356 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
8358 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
8359 gcc_assert and gcc_unreachable as appropriate.
8360 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
8361 const_int_cost, output_move_const_into_data_reg,
8362 output_move_qimode, output_move_double, find_addr_reg,
8363 print_operand, print_operand_address): Likewise.
8364 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
8365 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
8366 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
8367 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
8368 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
8369 conditional_trap): Likewise.
8370 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
8372 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
8374 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
8375 gcc_unreachable as appropriate.
8376 (gen_conditional_move, xtensa_split_operand_pair,
8377 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
8378 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
8379 xtensa_copy_incoming_a7, xtensa_output_literal,
8380 xtensa_output_literal, xtensa_output_literal): Likewise.
8381 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
8382 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
8383 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
8384 movsicc_internal1, movsfcc_internal0,
8385 movsfcc_internal1): Likewise.
8387 2005-04-28 James E Wilson <wilson@specifixinc.com>
8389 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
8390 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
8392 2005-04-28 DJ Delorie <dj@redhat.com>
8394 * opt-functions.awk (var_set): Emit proper initializer for
8395 non-target bitfields.
8397 2005-04-28 Devang Patel <dpatel@apple.com>
8399 * dbxout.c (have_used_extensions): Remove.
8400 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
8401 have_used_extensions.
8403 2005-04-28 James E Wilson <wilson@specifixinc.com>
8405 * doc/install.texi: Update -enable-languages info. Correct path to
8408 2005-04-28 DJ Delorie <dj@redhat.com>
8410 * optc-gen.awk (END): Make sure no variable is defined more
8412 * opth-gen.awk (END): Allocate bits on a per-variable basis.
8413 Allow for bitfield variables other than target_flags.
8414 * doc/options.text (Mask): Document that you may specify a
8415 variable other than target_flags.
8417 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
8419 PR rtl-optimization/18877
8420 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
8421 number in val.start.
8423 2005-04-28 David Edelsohn <edelsohn@gnu.org>
8426 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
8428 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
8429 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
8430 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
8432 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
8434 * arm.c (legitimize_pic_address): Fix sense of assertion test for
8435 creating pseudos when the base offset is too large.
8437 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
8439 * global.c (earlyclobber_regclass): Change the type to
8441 (check_earlyclobber): Update uses of earlyclobber_regclass.
8442 (mark_reg_use_for_earlyclobber): Likewise.
8443 (calculate_local_reg_bb_info): Allocate and free
8444 earlyclobber_regclass using the VEC API.
8446 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
8448 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
8451 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
8453 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
8456 * config.gcc: Obsolete c4x-* and tic4x-*.
8458 * tree.h (edge_def): Remove.
8460 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
8461 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
8462 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
8463 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
8466 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
8467 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
8468 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
8469 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
8470 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
8471 machmode.def, mips-tfile.c, params.c, pretty-print.c,
8472 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
8473 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
8474 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
8475 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
8476 config/i386/cygming.h, config/i386/djgpp.h,
8477 config/i386/lynx.h, config/i386/netware.c,
8478 config/i386/winnt.c, config/ia64/ia64-c.c,
8479 config/iq2000/iq2000.c, config/m32r/little.h,
8480 config/m68k/m68k-protos.h, config/m68k/m68k.h,
8481 config/m68k/m68k.md, config/mcore/mcore.c,
8482 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
8483 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
8484 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
8485 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
8486 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
8487 config/pdp11/pdp11.h, config/rs6000/darwin.h,
8488 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
8489 config/s390/2064.md, config/s390/2084.md,
8490 config/s390/s390-modes.def, config/s390/s390-protos.h,
8491 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
8492 config/stormy16/stormy16.c, config/vax/vax-protos.h,
8493 config/vax/vax.c, config/vax/vax.h,
8494 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
8497 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
8499 * c-typeck.c (build_compound_expr): Correct logic in last change.
8501 2005-04-27 James E. Wilson <wilson@specifixinc.com>
8503 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
8504 parameters. Replace conditional move code with assert checking for
8505 ar.lc. Delete obsolete comments.
8506 (set_src_needs_barrier): Delete cond parameter, and code using it.
8507 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
8508 assert checking for PR_REGS. Fix calls to update_set_flags and
8509 set_src_needs_barrier.
8510 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
8511 callers. Rewrite explanatory comment before the function.
8512 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
8515 2005-04-27 Mike Stump <mrs@apple.com>
8517 * doc/cpp.texi: gcc now implements universal character names.
8519 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8522 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
8523 being a compound expression whose right-hand side is cast to void.
8525 2005-04-27 Caroline Tice <ctice@apple.com>
8527 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8528 Remove targetm.have_named_sections test.
8529 (fix_edges_for_rarely_executed_code): Likewise.
8530 (insert_section_boundary_note): Likewise.
8531 (reorder_basic_blocks): Check partitioning flag before calling
8532 verify_hot_cold_block_grouping.
8533 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8534 the function struct rather than global variables.
8535 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8536 (COLD_END_LABEL): Likewise
8537 (cold_text_section_label): New static global variable.
8538 (cold_end_label): Likewise.
8539 (dwarf2out_switch_text_section): Get hot/cold section labels from
8540 the function struct rather than global variables; test to make sure
8542 (output_aranges): Use cold_text_section_label and cold_end_label;
8543 check partitioning flag before putting out delta.
8544 (output_ranges): Remove incorrect code attempting to use
8546 (output_line_info): Get cold section label from function struct; test
8547 to make sure cfun is defined.
8548 (add_location_or_const_value_attribute): Likewise.
8549 (dwarf2out_var_location): Likewise.
8550 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8551 write out cold_text_section_label if partition flag is set.
8552 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8553 * function.h (struct function): Add new fields to point to hot/cold
8554 section labels: hot_section_label, cold_section_label,
8555 hot_section_end_label and cold_section_end_label; also add new field
8556 for cold text section name, unlikely_text_section_name.
8557 * opts.c (decode_options): Turn off partitioning flag if
8558 !targetm.have_named_sections.
8559 * output.h (hot_section_label): Remove.
8560 (hot_section_end_label): Remove.
8561 (cold_section_end_label): Remove.
8562 (unlikely_section_label): Remove.
8563 (unlikely_text_section_name): Remove.
8564 * passes.c (rest_of_handle_final): Remove extra blank line.
8565 * varasm.c (unlikely_section_label): Remove.
8566 (hot_section_label): Remove.
8567 (hot_section_end_label): Remove.
8568 (cold_section_end_label): Remove.
8569 (unlikely_text_section_name): Remove.
8570 (initialize_cold_section_name): Modify to call
8571 targetm.strip_name_encoding; to store cold section name in current
8572 function struct, if it exists; and to only use the decl_section_name
8573 if flag_named_sections is true.
8574 (unlikely_text_section): Modify to get section name out of current
8575 function struct, if there is one; otherwise build it from
8576 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8577 (in_unlikely_text_section): Likewise.
8578 (named_section): Modify to get/put cold section name in current function
8579 struct, if there is one.
8580 (function_section): Change 'bool unlikely' to 'int reloc'; check
8581 targetm.have_named_sections before calling named_section.
8582 (current_function_section): Likewise.
8583 (assemble_start_function): Modify to get/put unlikely_text_section_name
8584 in current function struct; modify to get hot/cold section labels
8585 from function struct; initialize labels using
8586 ASM_GENERATE_INTERNAL_LABEL;
8587 test partitioning flag before writing out hot section label.
8588 (assemble_end_function): Test partitioning flag before writing out
8589 hot/cold section labels.
8590 (default_section_type_flags_1): Get cold text section name from
8591 function struct if there is one; Set flags correctly for
8592 cold text section if there is not a current function struct.
8594 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
8596 * tree-ssa-propagate.c (set_rhs): Revert last change.
8598 2005-04-27 Steve Ellcey <sje@cup.hp.com>
8600 * explow.c (convert_memory_address): Add gcc_assert.
8602 2005-04-27 Mark Mitchell <mark@codesourcery.com>
8604 * configure.ac: Check for ld --sysroot support.
8605 * gcc.c: Document %R specifier for specs.
8606 (SYSROOT_SPEC): New macro.
8607 (sysroot_spec): New variable.
8608 (static_specs): Add sysroot_spec.
8609 (main): Pass the sysroot spec to the linker if appropriate.
8610 * configure: Regenerated.
8611 * config.in: Likewise.
8613 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
8615 * fold-const.c (fold_binary): Use build_fold_addr_expr
8616 for address calculation and INDIRECT_REF handling.
8618 2005-04-27 Andrew Haley <aph@redhat.com>
8620 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
8622 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8624 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
8625 pointer when thumb backtracing is on.
8627 * config/fp-bit.c (abort): Revert change.
8629 2005-04-27 Ian Lance Taylor <ian@airs.com>
8631 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
8633 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8635 * tree-ssa-dce.c: Fix a comment typo.
8637 2005-04-27 David S. Miller <davem@davemloft.net>
8639 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
8640 Kill setjmpless_size. current_function_calls_setjmp is completely
8641 computed when we are called, so just use the optimized size value
8642 instead of using REG_SAVE_AREA notes.
8643 (optimize_save_area_alloca): Delete....
8644 * rtl.h (optimize_save_area_alloca): Likewise...
8645 * passes.c (rest_of_compilation): and don't call it any more.
8646 * reg-notes.def (SAVE_AREA): Delete.
8648 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8650 * config/fp-bit.c (abort): Add noreturn attribute.
8652 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
8653 gcc_unreachable as appropriate.
8654 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
8655 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
8656 ASM_OUTPUT_REG_POP): Likewise.
8658 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
8660 * tree-complex.c (expand_vector_operations_1): Do not build
8661 VIEW_CONVERT_EXPR's for the lhs.
8663 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8665 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
8666 unnecessary noncanonical RTL handling.
8667 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
8668 gcc_assert and gcc_unreachable.
8670 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
8671 gcc_unreachable as appropriate.
8672 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
8673 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
8674 use_return_insn, const_ok_for_op, arm_gen_constant,
8675 arm_canonicalize_comparison, legitimize_pic_address,
8676 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
8677 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
8678 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
8679 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
8680 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
8681 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
8682 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
8683 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
8684 output_call, output_mov_long_double_fpa_from_arm,
8685 output_mov_long_double_arm_from_fpa,
8686 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
8687 output_move_double, arithmetic_instr, shift_op, int_log2,
8688 output_return_instruction, arm_output_function_prologue,
8689 arm_output_epilogue, arm_output_function_epilogue,
8690 emit_multi_reg_push, arm_get_frame_offsets,
8691 arm_compute_initial_elimination_offset, arm_expand_prologue,
8692 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
8693 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
8694 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
8695 thumb_compute_initial_elimination_offset,
8696 thumb_output_function_prologue, thumb_load_double_from_address,
8697 thumb_output_move_mem_multiple, thumb_reload_out_hi,
8698 arm_emit_vector_const, arm_dbx_register_number): Likewise.
8699 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
8700 * config/arm/arm.md (thumb_extendhisi2,
8701 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
8702 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
8703 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
8704 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
8705 * config/arm/cirrus.md (*cirrus_arm_movdi,
8706 *cirrus_movdf_hard_insn): Likewise.
8707 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
8709 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8711 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
8712 (num_ssa_names): Use VEC_length.
8713 (ssa_names): Use VEC_index.
8714 * tree-ssanames.c (ssa_names): Change the type to
8716 (init_ssanames, fini_ssa_names, make_ssanames,
8717 release_ssa_name): Update uses of ssa_names.
8719 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
8720 Use fold_buildN instead of fold (buildN (...)).
8722 2005-04-27 Devang Patel <dpatel@apple.com>
8724 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
8726 2005-04-27 Matt Thomas <matt@3am-software.com>
8727 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
8729 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
8730 (vax_output_mi_thunk): Ditto.
8731 (vax_notice_cc_update): Ditto.
8732 (INDEX_REGISTER_P): Add trailing \.
8733 (BASE_REGISTER_P): Add trailing \.
8734 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
8736 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
8738 * tree-ssa-propagate.c (set_rhs): Check operand of
8739 ADDR_EXPR for gimpliness, too.
8741 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8743 * tree-ssa-pre.c: Fix a comment typo.
8745 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8747 PR tree-optimization/21171
8748 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
8749 record address uses if the reference is volatile.
8751 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
8753 * tree-complex.c (expand_vector_operation): New, extracted from
8754 expand_vector_operations_1.
8755 (tree_vec_extract): Build a NOP_EXPR.
8756 (expand_vec_parallel): Do not care about returning the correct type.
8757 (expand_vector_operations_1): Call expand_vector_operation.
8758 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
8760 * tree-complex.c (gate_expand_vector_operations): New.
8761 (pass_lower_vector_ssa): Use it.
8762 * tree-optimize.c (init_tree_optimization_passes): Include
8763 pass_lower_vector_ssa.
8764 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
8765 (vectorizable_operation): Use it.
8766 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
8767 integer modes for the vector type.
8769 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
8770 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
8771 Do not cope with UNITS_PER_SIMD_WORD == 0.
8772 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
8773 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
8774 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
8775 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
8776 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8777 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8778 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8780 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
8781 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
8782 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
8784 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
8785 (UNITS_PER_SIMD_WORD): New.
8787 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8789 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
8790 gcc_unreachable as appropriate.
8791 (ia64_expand_load_address, ia64_expand_tls_address,
8792 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
8793 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
8794 next_scratch_gr_reg, ia64_initial_elimination_offset,
8795 ia64_expand_prologue, ia64_expand_epilogue,
8796 ia64_output_dwarf_dtprel, ia64_print_operand,
8797 ia64_register_move_cost, first_instruction, rws_access_regno,
8798 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
8799 ia64_sched_init, ia64_variable_issue,
8800 ia64_first_cycle_multipass_dfs_lookahead_guard,
8801 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
8802 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
8803 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
8804 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
8805 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
8806 * config/ia64/predicates.md (got_symbolic_operand,
8807 sdata_symbolic_operand): Likewise.
8808 * config/ia64/vect.md (vcondv2sf): Likewise.
8810 2005-04-27 Matt Thomas <matt@3am-software.com>
8812 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
8813 CONSTANT_ADDRESS_P in config/vax/vax.h
8814 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
8815 (INDEX_REGISTER_P): New.
8816 (BASE_REGISTER_P): New.
8817 (indirectable_constant_address_p): New. Adapted from
8818 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
8819 (indirectable_address_p): New. Adapted from
8820 INDIRECTABLE_ADDRESS_P in vax.h.
8821 (nonindexed_address_p): New. Adapted from
8822 GO_IF_NONINDEXED_ADDRESS in vax.h.
8823 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
8824 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
8825 (legitimate_address_p): New. Adapted from
8826 GO_IF_LEGITIMATE_ADDRESS in vax.h.
8827 (vax_mode_dependent_address_p): New. Adapted from
8828 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
8829 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
8830 legitimate_constant_address_p.
8831 (CONSTANT_P): Use legitimate_constant_p.
8832 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
8833 (INDIRECTABLE_ADDRESS_P): Removed.
8834 (GO_IF_NONINDEXED_ADDRESS): Removed.
8835 (INDEX_TEMP_P): Removed.
8836 (GO_IF_REG_PLUS_INDEX): Removed.
8837 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
8838 definitions, depending on whether REG_OK_STRICT is defined.
8839 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
8840 Two definitions, depending on whether REG_OK_STRICT is defined.
8841 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
8843 (legitimate_constant_p): Prototype added.
8844 (legitimate_address_p): Prototype added.
8845 (vax_mode_dependent_address_p): Prototype added.
8847 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8849 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
8851 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8854 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
8857 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8860 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
8861 assertion failures, if __gcc_host_wide_int__ is not properly
8863 (init_dynamic_diag_info): Give errors, not assertion failures, if
8864 location_t, tree or __gcc_host_wide_int__ are not properly
8867 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8869 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
8870 n_iv_uses, iv_use, n_iv_cands, iv_cand,
8871 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
8872 prepare_decl_rtl, free_loop_data,
8873 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
8876 * tree.h (tree_phi_node): Add a comment about the order of PHI
8879 2005-04-26 Paul Brook <paul@codesourcery.com>
8881 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
8883 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
8885 * config/mips.mips.c (mips_legitimize_tls_address): Use
8888 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
8889 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
8890 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
8892 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
8895 2005-04-26 Jeff Law <law@redhat.com>
8897 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
8898 (op_iter_init_must_and_may_def): Likewise.
8899 (unmodifiable_var_p): Move to a later point in the file.
8900 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
8901 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
8902 (dse_record_phis): Directly check for virtual operands rather than
8903 using need_imm_uses_for.
8904 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
8905 store has multiple V_{MAY,MUST}_DEF operands.
8907 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
8909 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
8912 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8914 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
8915 call to find_edge outside a loop to go through a PHI chain.
8917 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
8919 PR tree-optimization/17598
8920 * fold-const.c (fold_binary): Fold comparisons of addresses
8921 of COMPONENT_REFs which reference the same field to
8922 comparisons of the addresses of the base objects.
8924 2005-04-26 Julian Brown <julian@codesourcery.com>
8926 * config/arm/arm.c (arm_return_in_msb): New function.
8927 (arm_must_pass_in_stack): New function.
8928 (TARGET_RETURN_IN_MSB): Define target hook.
8929 (TARGET_MUST_PASS_IN_STACK): Define target hook.
8930 (arm_function_value): Pad small aggregate return.
8931 (arm_pad_arg_upward): New function.
8932 (arm_pad_reg_upward): New function.
8933 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
8934 (FUNCTION_ARG_PADDING): Define macro.
8935 (BLOCK_REG_PADDING): Define macro.
8936 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
8937 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
8938 (arm_pad_reg_upward): Declare function.
8940 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8942 * basic-block.h (ei_cond): New.
8943 (FOR_EACH_EDGE): Call ei_cond.
8945 PR tree-optimization/21047
8946 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
8947 (fold): Don't handle ASSERT_EXPR.
8949 2005-04-25 Roger Sayle <roger@eyesopen.com>
8951 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
8952 all writes to any stack register as a read/write dependency on
8954 (sched_analyze_2): Likewise, for reads from any stack register.
8956 2005-04-25 Richard Henderson <rth@redhat.com>
8958 * final.c (output_addr_const): Revert 2005-04-09 change.
8960 2005-04-25 Mike Stump <mrs@apple.com>
8962 * config/darwin.c (darwin_encode_section_info): Always set
8963 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
8965 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8967 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
8968 gensupport.c, protoize.c, toplev.c: Replace calls to
8969 `unlock_stream' with `unlock_std_streams'.
8971 2005-04-25 Devang Patel <dpatel@apple.com>
8973 * dbxout.c (dbxout_type): Emit attribute vector.
8975 2005-04-05 Paul Brook <paul@codesourcery.com>
8977 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
8978 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
8979 * config/arm/arm.c (arm_cxx_atexit_name): New function.
8980 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
8981 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
8982 (register_dtor_fn): Likewise.
8983 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
8985 2005-04-25 Ian Lance Taylor <ian@airs.com>
8987 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
8988 * c-common.h (EXPR_STMT_EXPR): Don't define.
8989 (c_common_stmt_codes): Don't define.
8990 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
8991 * c-gimplify.c (gimplify_expr_stmt): Remove.
8992 (c_gimplify_expr): Remove EXPR_STMT case.
8993 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
8994 to INIT_STATEMENT_CODES.
8995 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
8997 2005-04-25 Jan Hubicka <jh@suse.cz>
8999 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
9001 * except.c: Include diagnostic.h
9002 (dump_eh_tree, verify_eh_tree): New functions.
9003 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
9004 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
9005 (dump_function_to_file): dump eh tree.
9006 * tree-eh.c (mark_eh_edge): New function.
9007 (mark_eh_edge_found_error): New static variable.
9008 (verify_eh_edges): New function.
9010 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
9012 * tree-ssa-alias.c (fieldoff_t): Remove.
9013 (fieldoff_s): typedef the structure itself. Create a vector of
9015 (push_fields_onto_fieldstack): Return count of fields pushed.
9016 Remove peeling of first field. Adjust.
9017 (fieldoff_compare): Adjust.
9018 (create_overlap_variables_for): Adjust.
9020 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
9022 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
9024 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
9027 * doc/install.texi: Document correct assembler and linker to use
9028 on i?86-*-solaris2.10.
9030 2005-04-25 Steven Bosscher <stevenb@suse.de>
9032 Fix PR tree-optimization/21173
9034 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
9035 Unshare expression we pass to force_gimple_operand.
9037 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
9038 Stephen Clarke <stevec@superh.com>
9039 Roger Sayle <roger@eyesopen.com>
9041 PR rtl-optimization/20413
9042 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
9043 VOIDmode for LABEL_REF.
9044 * final.c (shorten_branches): Likewise.
9045 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
9046 * loop.c (reg_dead_after_loop): Likewise.
9047 * varasm.c (decode_addr_const): Likewise.
9048 * doc/rtl.texi: Document mode requirement for LABEL_REF.
9050 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
9052 * config.gcc (avr-*-*): Remove redundant "case".
9054 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
9056 * tree-vect-analyze.c (vect_mark_relevant): Take
9057 VEC(tree,heap) instead of varray_type as an argument.
9058 (vect_mark_stmts_to_be_vectorized): Change the type of
9059 worklist to VEC(tree,heap). Adjust uses of worklist.
9061 2005-04-24 Devang Patel <dpatel@apple.com>
9063 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
9065 2005-04-24 Ian Lance Taylor <ian@airs.com>
9067 * c-semantics.c (build_stmt): Remove test of specific tree codes
9068 for TREE_SIDE_EFFECTS handling.
9070 2005-04-24 Per Bothner <per@bothner.com>
9072 * c-opts.c (finish_options): Make the line-number of the <built-in>
9073 location 0, as assumed elsewhere, rather than 1.
9075 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
9077 * tree-ssa-uncprop.c (equiv_stack): Change the type o
9079 (tree_ssa_uncprop, uncprop_finalize_block,
9080 uncprop_initialize_block): Update uses of equiv_stack.
9082 2005-04-24 Richard Henderson <rth@redhat.com>
9085 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
9086 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
9088 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
9089 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
9090 <DIV, MOD>: Likewise.
9092 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9094 * collect2.c (main): Unlock the stdio streams.
9095 * gcc.c (main): Likewise.
9096 * gcov-dump.c (main): Likewise.
9097 * gcov.c (main): Likewise.
9098 * gen-protos.c (main): Likewise.
9099 * gensupport.c (init_md_reader_args_cb): Likewise.
9100 * protoize.c (main): Likewise.
9101 * toplev.c (general_init): Likewise.
9103 2005-04-24 Jakub Jelinek <jakub@redhat.com>
9106 * cgraph.h (cgraph_local_info): Add vtable_method field.
9107 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
9108 and node is vtable_method, finalized and not reachable, don't do
9111 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
9113 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
9115 * tree-ssa-pre.c (create_value_expr_from): Use
9116 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
9117 * tree-ssa-propagate.c (stmt_makes_single_load,
9118 stmt_makes_single_store): Use REFERENCE_CLASS_P.
9119 * tree-vect-transform.c (vect_is_simple_cond): Use
9121 * tree-vrp.c (extract_range_from_assert,
9122 build_assert_expr_for, fp_predicate, has_assert_expr): Use
9125 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
9126 of tpa_to_clear to VEC(int,heap). Update uses of
9127 tpa_to_clear. Free tpa_to_clear at the end.
9129 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
9131 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
9134 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
9136 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
9137 and gcc_unreachable as appropriate.
9138 (num_insns_constant, output_vec_const_move,
9139 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
9140 rs6000_emit_set_const, rs6000_emit_move,
9141 spe_build_register_parallel, function_arg,
9142 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
9143 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
9144 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
9145 rs6000_common_init_builtins, expand_block_clear,
9146 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
9147 extract_ME, rs6000_get_some_local_dynamic_name,
9148 rs6000_output_function_entry, print_operand,
9149 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
9150 output_cbranch, output_e500_flip_gt_bit,
9151 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
9152 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
9153 compute_save_world_info, rs6000_stack_info,
9154 rs6000_emit_load_toc_table, rs6000_frame_related,
9155 spe_synthesize_frame_save, rs6000_emit_epilogue,
9156 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
9157 output_function_profiler, rs6000_trampoline_size,
9158 rs6000_initialize_trampoline, find_addr_reg,
9159 rs6000_machopic_legitimize_pic_address,
9160 rs6000_initial_elimination_offset,
9161 rs6000_dbx_register_number): Likewise.
9162 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
9163 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
9164 *movti_power, *movti_string, call, call_value, sibcall,
9165 sibcall_value): Likewise.
9166 * config/rs6000/spe.md (*movdf_e500_double,
9167 *movv2si_internal): Likewise.
9168 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
9171 2005-04-24 Richard Henderson <rth@redhat.com>
9174 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
9175 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
9176 Deny modes smaller than 4 bytes.
9177 * config/i386/i386-protos.h: Update.
9179 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
9181 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
9182 Switch h8300-*-rtems* to ELF.
9184 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
9186 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
9188 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
9190 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
9192 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
9195 * fold-const.c: Fold &a[i]-&a[j] to i-j.
9197 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9199 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
9200 definitions of ssa names in condition. Split recusive part to ...
9201 (tree_simplify_using_condition_1): New function.
9202 (expand_simple_operations): New function.
9204 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9206 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
9207 (find_interesting_uses_cond): Do not use integer_zerop and
9208 integer_nonzerop to check for integer constants.
9209 (set_use_iv_cost): Record the value field.
9210 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
9211 determine_use_iv_cost_outer): Set the value field of the cost pair.
9212 (may_eliminate_iv): Do not return the comparison code.
9213 (iv_elimination_compare): New function.
9214 (determine_use_iv_cost_condition): Set the value field. Record
9215 noneliminable invariants correctly.
9216 (rewrite_use_compare, rewrite_use_outer): Use the value field.
9218 2005-04-23 DJ Delorie <dj@redhat.com>
9220 * diagnostic.c (warning): Accept parameter to classify warning option.
9221 (warning0): New, for when a pointer to an error() like function is needed.
9222 * errors.c (warning): Likewise.
9223 * errors.h (warning, warning0): Adjust prototypes.
9224 * toplev.h (warning, warning0): Likewise.
9226 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
9227 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
9228 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
9229 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
9230 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
9231 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
9232 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
9233 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
9235 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
9236 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
9237 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
9238 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
9239 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
9240 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
9241 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
9242 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
9243 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
9244 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
9245 config/rs6000/aix52.h, config/rs6000/darwin.h,
9246 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
9247 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9248 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
9249 config/stormy16/stormy16.c, config/v850/v850-c.c,
9250 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
9253 2005-04-23 Richard Henderson <rth@redhat.com>
9256 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
9257 performing some integral scalar simplifications.
9259 2005-04-23 Richard Henderson <rth@redhat.com>
9262 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
9263 simplifying CONST_VECTOR.
9265 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
9267 * tree-ssa-live.c (live_worklist): Take a stack allocated on
9268 heap as an argument. Update uses of stack.
9269 (calculate_live_on_entry): Allocate stack on heap.
9271 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
9272 partition_link and tpa_nodes on heap.
9274 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
9275 (mark_stmt_necessary, propagate_necessity,
9276 mark_really_necessary_kill_operand_phis): Update uses of
9278 (tree_dce_init): Allocate worklist using VEC_alloc.
9279 (tree_dce_done): Free worklist using VEC_free.
9281 2005-04-23 Mike Stump <mrs@apple.com>
9283 * config/darwin.c (machopic_indirection_name): Don't use
9285 (darwin_emit_unwind_label): Use user_label_prefix instead of
9288 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
9290 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
9292 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
9294 * config.gcc <cris-*>: Specify .opt files.
9295 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
9296 config/cris/linux.opt: New files.
9297 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
9298 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
9299 (TARGET_ELF): Override to 0.
9300 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
9301 -melinux-stacksize=N.
9302 * config/cris/cris.c: (cris_handle_option): New function.
9303 (TARGET_DEFAULT_TARGET_FLAGS): Override.
9304 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
9305 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
9306 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
9307 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
9308 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
9309 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
9310 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
9311 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
9312 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
9313 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
9314 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
9315 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
9316 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
9317 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
9318 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
9319 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
9320 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
9321 (TARGET_LINUX): Define 0.
9322 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
9323 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
9324 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
9325 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
9326 (TARGET_LINUX): Override to 1.
9327 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
9329 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
9331 * haifa-sched.c (schedule_block): Fix thinko in previous
9332 assertification patch.
9334 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
9336 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
9337 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
9338 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
9339 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
9340 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
9341 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
9342 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
9344 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
9345 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
9346 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
9347 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
9348 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
9349 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
9350 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
9351 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
9352 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
9353 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
9354 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
9355 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
9356 (SUBTARGET_OPTIONS): Delete.
9357 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
9358 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
9359 instead of a string.
9360 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
9361 (pa_cpu_string, pa_unix_string): Delete.
9362 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
9363 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
9365 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9366 (pa_handle_option): New function.
9367 (override_options): Remove handling of -march=, -mfixed-range=,
9368 -mschedule= and -munix=.
9369 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
9370 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
9371 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
9372 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
9373 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
9374 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
9375 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
9377 * config/pa/pa.opt: New file.
9378 * config/pa/pa-hpux.opt: New file.
9379 * config/pa/pa-hpux1010.opt: New file.
9380 * config/pa/pa-hpux1111.opt: New file.
9381 * config/pa/pa64-hpux.opt: New file.
9383 2005-04-22 David S. Miller <davem@davemloft.net>
9385 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
9386 integer when it's mode is VOIDmode not DImode.
9388 2005-04-22 Geoffrey Keating <geoffk@apple.com>
9390 * config/rs6000/rs6000.md (sync_add<mode>_internal,
9391 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
9392 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
9393 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
9394 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
9395 "bne- $-xxx" rather than local labels.
9396 (sync_lock_release<mode>): Add second operand.
9397 (lwsync): Use .long rather than a more meaningful opcode.
9398 * doc/md.texi (Standard Names): Add description of second
9399 parameter to sync_lock_test_and_set.
9401 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
9403 PR tree-optimization/21088
9404 * fold-const.c (fold_unary, fold_binary, fold_ternary):
9406 * tree-vrp.c (compare_values): Use fold_binary to compare
9407 pointers. Use boolean_type_node as the type of a comparison
9408 expression being folded.
9409 * tree.h: Add prototypes for fold_unary, fold_binary,
9412 * tree-ssa-dom.c: Fix formatting.
9414 2005-04-22 Diego Novillo <dnovillo@redhat.com>
9416 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
9417 * lambda-code.c (perfect_nestify): Mark virtual operands in
9418 the moved statement for renaming.
9419 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
9420 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
9421 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
9422 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
9423 * tree-flow.h (struct var_ann_d): Update comments.
9424 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
9425 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
9426 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
9427 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
9428 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
9429 debug_names_replaced_by): Remove declarations.
9430 (delete_update_ssa, get_current_def, set_current_def): Declare.
9431 (rewrite_into_loop_closed_ssa): Add new argument. Update
9433 * tree-into-ssa.c: Include params.h.
9434 (old_virtual_ssa_names): Remove. Update all users.
9435 (need_to_replace_names_p): Remove. Update all users.
9436 (struct update_ssa_stats_d): Declare.
9437 (update_ssa_stats): New local.
9438 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
9439 dump_tree_ssa_stats, debug_tree_ssa_stats,
9440 dump_update_ssa, debug_update_ssa,
9441 dump_names_replaced_by, debug_names_replaced_by): Declare.
9442 (get_current_def, set current_def): Make extern.
9443 (is_old_name, is_new_name): Protect against references
9444 past the end of the sets.
9445 (add_new_name_mapping): Assert that OLD and NEW are
9446 different SSA names for the same symbol.
9447 When adding a virtual mapping, update stats for virtual
9449 (insert_phi_nodes_for): If UPDATE_P is true, create the
9450 LHS of the new PHI by duplicating SSA name VAR.
9451 (insert_phi_nodes_1): Remove. Update all users.
9452 (insert_phi_nodes): Remove second argument. Update all
9454 (maybe_replace_use, maybe_replace_def): New.
9455 (rewrite_update_stmt): Call them.
9456 (mark_def_interesting): Remove calls to is_gimple_reg.
9457 (prepare_phi_args_for_update): Remove. Update all users.
9458 (prepare_block_for_update): Only process virtual operands
9459 and GIMPLE registers in normal form.
9460 (prepare_use_sites_for): New.
9461 (prepare_names_to_update): Rename from prepare_def_sites.
9462 Call prepare_use_sites_for.
9463 (dump_update_ssa): Rename from dump_repl_tbl.
9465 Show statistics for virtual mapping heuristic.
9466 (debug_update_ssa): Rename from debug_debug_repl_tbl.
9467 (init_update_ssa): Initialize UPDATE_SSA_STATS.
9468 (delete_update_ssa): Make extern.
9469 (mark_set_for_renaming): If the set is empty, do nothing.
9470 (release_ssa_name_after_update_ssa): Update comment.
9471 (insert_updated_phi_nodes_for): Do not remove existing
9472 PHI nodes for symbols.
9473 (switch_virtuals_to_full_rewrite_p): New.
9474 (switch_virtuals_to_full_rewrite): New.
9475 (update_ssa): Call them.
9476 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
9477 for every statement before updating.
9478 If all the names in NEW_SSA_NAMES have been marked for
9479 removal, do nothing.
9480 Only start at the top of the CFG if there are symbols in
9482 (ssa_rewrite_finalize_block): Remove.
9483 (ssa_register_new_def): Remove.
9484 (ssa_rewrite_stmt): Remove.
9485 (ssa_rewrite_phi_arguments): Remove.
9486 (ssa_rewrite_initialize_block): Remove.
9487 (ssa_mark_def_sites): Remove.
9488 (ssa_mark_def_sites_initialize_block): Remove.
9489 (ssa_mark_phi_uses): Remove.
9490 (rewrite_ssa_into_ssa): Remove.
9491 * tree-phinodes.c (find_phi_node_for): Remove.
9492 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9494 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
9495 Remove calls to verify_dominators and
9496 verify_loop_structure.
9497 (tree_unswitch_single_loop): Call update_ssa.
9498 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
9501 (delete_tree_ssa): Assert that need_ssa_update_p returns
9503 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
9504 * tree-vectorizer.c (allocate_new_names, rename_def_op,
9505 free_new_names): Remove. Update all users.
9506 (rename_use_op): Call get_current_def.
9507 (rename_variables_in_bb): Do not handle any real or
9509 (slpeel_update_phis_for_duplicate_loop): Call
9510 get_current_def and set_current_def instead of using
9512 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
9513 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
9514 ssa_names_to_replace and delete_update_ssa.
9515 * doc/invoke.texi: Document --param min-virtual-mappings
9516 and --param virtual-mappings-ratio.
9518 2005-04-22 Diego Novillo <dnovillo@redhat.com>
9520 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
9521 for newly created PHI nodes.
9522 Call create_new_def_for for every new V_MAY_DEF and
9523 V_MUST_DEF on the copied statement.
9524 (struct ssa_name_map_entry): Remove.
9525 (ssa_name_map_entry_hash): Remove.
9526 (ssa_name_map_entry_eq): Remove.
9527 (allocate_ssa_names): Remove.
9528 (rewrite_to_new_ssa_names_def): Remove.
9529 (rewrite_to_new_ssa_names_use): Remove.
9530 (rewrite_to_new_ssa_names_bb): Remove.
9531 (rewrite_to_new_ssa_names): Remove.
9532 (tree_duplicate_sese_region): Remove variables ver,
9533 definitions, phi, ssa_name_map and bi.
9534 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
9536 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9537 update_ssa instead of rewrite_ssa_into_ssa.
9538 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
9540 (find_uses_to_rename_use): Add argument 'need_phis'.
9541 (find_uses_to_rename_stmt): Do not scan virtual operands.
9542 (find_uses_to_rename): Only scan PHI nodes for
9544 (rewrite_into_loop_closed_ssa): Call update_ssa.
9545 (check_loop_closed_ssa_use): Ignore virtual operands.
9546 (check_loop_closed_ssa_stmt): Likewise.
9547 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
9549 (rename_variables, set_phi_def_stmts): Remove.
9550 (tree_duplicate_loop_to_header_edge): Reformat comment.
9551 Remove variables BB, I and DEFINITIONS.
9552 Call need_ssa_update_p.
9554 (lv_adjust_loop_header_phi): Reformat comment.
9555 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
9556 (marked_for_rewrite_p, any_marked_for_rewrite_p,
9557 mark_for_rewrite, unmark_all_for_rewrite,
9558 marked_ssa_names): Remove. Update all users.
9559 (release_ssa_name): If VAR has been registered for SSA
9560 updating, do nothing.
9561 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
9562 (build_assert_expr_for): Call register_new_name_mapping.
9563 (insert_range_assertions): Update call to update_ssa.
9564 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
9565 marked_for_rewrite_p, any_marked_for_rewrite_p,
9566 marked_ssa_names): Remove.
9568 2005-04-22 Jeff Law <law@redhat.com>
9570 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
9571 (restore_currdefs_to_original_value): Likewise.
9572 (register_definitions_for_stmt): Likewise.
9573 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
9574 for each variable. Do not allocate/free block_defs_stack either.
9575 Do not iterate if we just thread jumps. Only iterate if the
9576 tree_cleanup_cfg does useful work (temporary).
9577 (dom_opt_initialize_block): No longer push a marker on
9579 (dom_opt_finalize_block): Removal call to restore currdefs.
9580 Relax restrictions for recording edge equivalences.
9581 (record_equivalences_from_phis): No longer need to track
9583 (optimize_stmt): Similarly.
9584 (thread_across_edge): Simplify by removing the requirement that
9585 statements in the block we are threading through must be nops.
9586 (initialize_hash_element): Handle GOTO_EXPR.
9588 2005-04-22 David S. Miller <davem@davemloft.net>
9590 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
9592 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
9593 fix check on CONST_DOUBLE mode. It should be VOIDmode
9594 when it is representing an integer.
9596 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9598 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
9599 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
9600 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
9601 find_char_info_specifier_index,
9602 find_length_info_modifier_index): Likewise.
9603 * c-typeck.c (composite_type, pop_init_level): Likewise.
9604 * combine.c (cant_combine_insn_p, try_combine): Likewise.
9605 * cse.c (cse_insn): Likewise
9606 * dominance.c (calc_dfs_tree): Likewise
9607 dwarf2out.c (loc_descriptor_from_tree_1,
9608 add_abstract_origin_attribute, force_decl_die,
9609 force_type_die): Likewise
9610 emit-rtl.c (operand_subword_force): Likewise
9611 explow.c (hard_function_value): Likewise
9612 expmed.c (store_bit_field, expand_divmod,
9613 emit_store_flag_force): Likewise
9614 expr.c (emit_move_multi_word, store_expr,
9615 expand_expr_real_1): Likewise
9616 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
9617 output_operand): Likewise
9618 flow.c (recompute_reg_usage): Likewise
9619 * function.c (assign_stack_temp_for_type, assign_temp,
9620 handle_epilogue_set): Likewise
9621 * genextract.c (main): Likewise
9622 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
9623 gimplify_modify_expr_rhs, gimplify_expr): Likewise
9624 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
9625 ready_remove, rm_line_notes, rm_other_notes,
9626 schedule_block): Likewise
9627 mips-tfile.c (copy_object, out_of_bounds): Likewise
9629 2005-04-22 David Edelsohn <edelsohn@gnu.org>
9632 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
9633 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
9634 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
9635 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
9637 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
9639 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9641 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
9642 (gcc_tree_to_linear_expression): Convert to heap allocated
9644 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
9645 lbv_to_gcc_expression, lle_to_gcc_expression,
9646 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
9647 perfect_nestify): Likewise.
9648 lambda.h (gcc_loopnest_to_lambda_loopnest,
9649 lambda_loopnest_to_gcc_loopnest): Likewise.
9650 tree-loop-linear.c (linear_transform_loops): Likewise.
9652 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9654 * config/sparc/predicates.md (arith_double_operand): Use
9655 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
9656 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
9657 (DImode, DFmode constant splitters): Likewise. Remove code for
9658 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
9659 (logical constant splitters): Use const_int_operand predicate.
9660 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
9661 HOST_BITS_PER_WIDE_INT < 64.
9663 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9665 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
9666 gcc_unreachable as appropriate.
9667 (force_mode, emit_move_sequence, singlemove_string,
9668 output_move_double, output_fp_move_double, find_addr_reg,
9669 output_block_move, output_block_clear, output_and,
9670 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
9671 pa_adjust_cost, pa_issue_rate, print_operand,
9672 output_global_address, output_arg_descriptor, output_cbranch,
9673 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
9674 output_call): Likewise.
9675 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
9676 prefetch, prefetch_cc, prefetch_nocc): Likewise.
9678 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
9680 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
9681 _gcov_pow2_profiler and _gcov_one_value_profiler.
9682 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
9683 (GTFILES): Add $(srcdir)/tree-profile.c.
9684 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
9685 __gcov_one_value_profiler): Declare.
9686 * gimplify.c (force_gimple_operand): Check whether the statements
9687 should be produced in ssa form.
9688 (force_gimple_operand_bsi): New function.
9689 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
9690 __gcov_one_value_profiler): New functions.
9691 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
9692 the profiled value is a power of two or not.
9693 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
9694 * tree-flow.h (in_ssa_p): Declare.
9695 (force_gimple_operand_bsi): Declare.
9696 * tree-into-ssa.c (in_ssa_p): New variable.
9697 (rewrite_into_ssa): Set in_ssa_p.
9698 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
9699 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
9700 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
9701 tree_one_value_profiler_fn): New variables.
9702 (tree_init_edge_profiler): Initialize the profiler function decls.
9703 (tree_gen_edge_profiler): Use global gcov_type_node.
9704 (prepare_instrumented_value): New function.
9705 (tree_gen_interval_profiler, tree_gen_interval_profiler,
9706 tree_gen_one_value_profiler): Call the library functions instead of
9707 creating instrumentation code.
9708 * tree.c (build_fn_decl): New function.
9709 * tree.h (build_fn_decl): Declare.
9710 * value-prof.c (rtl_divmod_values_to_profile,
9711 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
9712 tree_mod_pow2_value_transform, tree_find_values_to_profile):
9713 Do not handle may_be_other and precise values of exponents at pow2
9715 (tree_mod_subtract_transform): Reflect that value field of
9716 histogram has changed meaning.
9717 (tree_divmod_values_to_profile): Record the values correctly.
9718 (tree_values_to_profile): Update comment.
9719 * value-prof.h (struct histogram_value_t): Remove pow2 data.
9721 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
9723 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
9726 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9728 * config/i386/i386.md (length_immediate): Use gcc_assert or
9729 gcc_unreachable, as appropriate.
9730 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
9731 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
9732 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
9733 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
9734 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9735 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
9736 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
9737 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
9738 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
9739 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
9740 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
9741 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9742 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
9743 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
9744 *prefetch_sse_rex): Likewise.
9745 * config/i386/predicates.md (x86_64_immediate_operand,
9746 x86_64_zext_immediate_operand, symbolic_operand,
9747 no_seg_address_operand, aligned_operand,
9748 memory_displacement_operand): Likewise.
9749 * config/i386/sse.md (*mov<mode>_internal,
9750 *movv2df_internal): Likewise.
9752 2005-04-22 Jan Hubicka <jh@suse.cz>
9754 * Makefile.in (ipa.o, ipa-inline.o): New files.
9755 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
9756 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
9757 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
9758 * cgraphunit.c (cgraph_default_inline_p,
9759 cgraph_decide_inlining_incrementally, ncalls_inlined,
9760 nfunctions_inlined, initial_insns, overall_insns,
9761 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
9762 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
9763 cgraph_mark_inline, cgraph_check_inline_limits,
9764 cgraph_default_inline_p, cgraph_recursive_inlining_p,
9765 update_callee_keys, lookup_recursive_calls,
9766 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
9767 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
9768 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
9769 pass_ipa_inline): Move to ipa-inline.c
9770 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
9772 * ipa-inline.c: New file.
9774 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9776 * doc/invoke.texi (SPARC options): Document that -mapp-regs
9777 is turned off by default on Solaris.
9779 2005-04-21 Roger Sayle <roger@eyesopen.com>
9781 * c-common.h (objc_build_method_signature): Update prototype.
9782 * stub-objc.c (objc_build_method_signature): Update the stub
9783 implementation to accept and ignore additional parameter.
9784 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
9785 the value of ellipsis to objc_build_method_signature instead
9786 of setting TREE_OVERFLOW on the parms TREE_LIST node.
9788 2005-04-21 Geoffrey Keating <geoffk@apple.com>
9790 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
9791 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
9792 gen_rtx_* not gen_rtx_fmt_*.
9793 (rs6000_emit_vector_select): Likewise.
9794 (rs6000_emit_sync): New.
9795 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
9796 (larx, stcx, cmp): New mode substitutions.
9797 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
9798 UNSPEC_ISYNC): New constants.
9799 (rlwinm): Give name.
9800 (memory_barrier, isync, lwsync): New insns.
9801 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
9802 (sync_lock_release<mode>): New expander.
9803 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
9804 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
9805 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
9806 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
9807 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
9808 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
9809 (sync_add<mode>_internal, sync_addshort_internal,
9810 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
9811 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
9812 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
9814 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
9815 is the memory before, not after, the operation. Clarify
9816 barrier requirements.
9818 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9820 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
9821 * lambda.h (lambda_vector_min_nz): Likewise.
9822 * langhooks.h (struct lang_hooks_for_types,
9823 struct lang_hooks): Likewise.
9824 * output.h (assemble_integer, this_is_asm_operands): Likewise.
9827 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
9829 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
9830 comments to avoid 'abort'. Use gcc_assert as necessary.
9831 * opts.c (common_handle_option): Likewise.
9832 * pretty-print.c (pp_base_format_text): Likewise.
9833 * print-rtl.c (print_rtx): Likewise.
9834 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
9835 * regmove.c (try_auto_increment): Likewise.
9836 * reload.c (find_valid_class, find_reloads_toplev,
9837 find_equiv_reg): Likewise.
9838 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
9839 merge_assigned_reloads): Likewise.
9840 * tree-inline.c (inline_forbidden_p_1,
9841 estimate_num_insns_1): Likewise.
9842 * tree-optimize.c (execute_todo): Likewise.
9843 * tree-outof-ssa.c (eliminate_phi): Likewise.
9844 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
9845 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
9846 * tree-ssa-operands.c (parse_ssa_operands,
9847 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
9848 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
9849 * tree-ssanames.c (release_ssa_name): Likewise.
9850 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
9851 walk_tree): Likewise.
9853 * tree-ssa-operands.c (verify_abort): Fold into ..
9854 (verify_imm_links): ... here.
9856 2005-04-21 Richard Henderson <rth@redhat.com>
9858 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
9859 on non-memory operand for previous inversion.
9861 2005-04-21 Devang Patel <dpatel@apple.com>
9863 PR optimization/20994
9864 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
9865 x = !(a == b) : p , q;.
9866 (pass_if_conversion): Verify stmts and flow.
9868 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9870 * optabs.c (gen_conditional_trap): Restore #define.
9872 * alias.c (true_dependence): Remove 'abort' from comments. Use
9873 gcc_assert and gcc_unreachable as appropriate.
9874 (canon_true_dependence): Likewise.
9875 * bb-reorder.c (connect_traces): Likewise.
9876 * c-common.c (c_add_case_label): Likewise.
9877 * c-decl.c (finish_function): Likewise.
9878 * caller-save.c (insert_restore, insert_save): Likewise.
9879 * cfg.c (update_bb_profile_for_threading): Likewise.
9880 * cfganal.c (flow_active_insn_p): Likewise.
9881 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9882 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
9883 cfg_layout_merge_blocks): Likewise.
9884 * ifcvt.c (cond_exec_process_insns, merge_if_block,
9885 find_if_block): Likewise.
9886 * integrate.c (allocate_initial_values): Likewise.
9887 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
9888 swap_condition, unsigned_condition, signed_condition,
9889 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
9890 reg_or_subregno): Likewise.
9891 * lambda-code.c (lambda_compute_auxillary_space,
9892 lambda_transform_legal_p): Likewise.
9893 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
9894 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
9895 lhd_incomplete_type_error, lhd_expand_expr,
9896 lhd_types_compatible_p, lhd_tree_size): Likewise.
9897 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
9898 * local-alloc.c (update_equiv_regs): Likewise.
9899 * loop-unroll.c (peel_loop_completely
9900 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
9901 peel_loop_simple, unroll_loop_stupid,
9902 analyze_iv_to_split_insn): Likewise.
9903 * loop.c (gen_prefetch, find_and_verify_loops,
9904 basic_induction_var): Likewise.
9905 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
9906 * value-prof.c (tree_find_values_to_profile): Likewise.
9907 * varasm.c (named_section, default_assemble_integer,
9908 decode_addr_const): Likewise.
9910 2005-04-21 Alan Modra <amodra@bigpond.net.au>
9911 Fariborz Jahanian <fjahanian@apple.com>
9913 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
9914 portion of argument passed in fpr.
9915 * expr.c (emit_push_insn): Fix computation of 'offset' used to
9916 decide on partial argument save on stack.
9918 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
9920 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
9923 2005-04-21 Jan Hubicka <jh@suse.cz>
9925 * cgraphunit.c: Include tree-pass.h
9926 (cgraph_decide_recursive_inlining,
9927 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
9928 cgraph_decide_inlining): Dump goes to dump_file.
9929 (cgraph_optimize): Call ipa passes instead of inliner.
9930 (cgraph_gate_inlining, pass_ipa_inline): New.
9931 * tree-optimize.c (all_ipa_passes): New static variable.
9932 (register_one_dump_file): Dead with IPA passes.
9933 (register_dump_files): Likewise.
9934 (init_tree_optimization_passes): Initialize IPA passes.
9935 (execute_todo): Do cgraph dump when asked to, do not dump function body
9937 * tree-pass.h (TODO_dump_cgraph): New macro.
9938 (ipa_passes): Declare.
9939 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
9941 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9943 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
9944 gcc_assert instead of abort.
9945 (classify_argument, examine_argument, construct_container,
9946 contains_128bit_aligned_vector_p, ix86_check_movabs,
9947 standard_80387_constant_opcode, standard_80387_constant_rtx,
9948 ix86_initial_elimination_offset, ix86_compute_frame_layout,
9949 pro_epilogue_adjust_stack, ix86_expand_epilogue,
9950 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
9951 legitimize_tls_address, output_pic_addr_const,
9952 i386_output_dwarf_dtprel, put_condition_code, print_reg,
9953 get_some_local_dynamic_name, print_operand, print_operand_address,
9954 output_387_binary_op, emit_i387_cw_initialization,
9955 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
9956 ix86_expand_clear, ix86_expand_binary_operator,
9957 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
9958 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
9959 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
9960 ix86_expand_branch, ix86_expand_setcc,
9961 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
9962 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
9963 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
9964 memory_address_length, ix86_attr_length_immediate_default,
9965 ix86_attr_length_address_default, ix86_agi_dependant,
9966 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
9967 ix86_expand_binop_builtin, ix86_force_to_memory,
9968 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
9969 x86_emit_floatuns): Likewise.
9970 * config/i386/netware.c (gen_regparm_prefix,
9971 i386_nlm_strip_name_encoding): Likewise.
9972 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
9974 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9976 * optabs.c (gen_condiational_trap): Remove #define.
9977 (add_equal_note): Assertify. Remove explicit indirection from
9978 call via function pointer.
9979 (expand_ternary_op, expand_simple_binop, expand_binop,
9980 expand_twoval_unop, expand_twoval_binop,
9981 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
9982 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
9983 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
9984 prepare_float_lib_cmp, emit_conditional_move,
9985 emit_conditional_add, gen_add2_insn, gen_add3_insn,
9986 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
9987 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
9988 vector_compare_rtx, expand_vec_cond_expr): Likewise.
9990 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9992 * vec.h: Update API to separate allocation mechanism from type.
9993 (VEC_safe_grow): New.
9994 * vec.c (calculate_allocation): New.
9995 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
9996 (vec_gc_free, vec_heap_free): Remove.
9997 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
9999 (mangle_macro_name): New.
10000 (struct macro_def): New.
10001 (struct macro): Add multiple argument values.
10002 (macro_expans_end): New.
10003 (push_macro_expansion): Chain on new macro. Process multiple
10004 args, create follow on expansion. Return follow on argument.
10005 (macro_input): Deal with multiple arguments.
10007 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
10008 (struct tree_binfo): Adjust.
10009 * basic-block.h: Define VEC(edge,gc).
10010 (struct edge_def): Adjust.
10011 (struct basic_block_def, struct edge_iterator): Likewise.
10012 (ei_container, ei_start_1, ei_last_1): Likewise.
10013 * cfg.c (connect_src, connect_dest): Likewise.
10014 * cfgrtl.c (force_nonfallthru_and_redirect)
10015 * dbxout.c (dbxout_type)
10016 * dwarf2out.c (gen_member_die)
10017 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
10018 (gcc_tree_to_linear_expression): Adjust.
10019 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
10020 lbv_to_gcc_expression, lle_to_gcc_expression,
10021 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
10022 perfect_nestify): Likewise.
10023 * lambda.h (gcc_loopnest_to_lambda_loopnest,
10024 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
10025 * profile.c (instrument_values): Adjust.
10026 * tree-cfg.c (modified_noreturn_calls): Adjust.
10027 (remove_fallthru_edge): Likewise.
10028 * tree-dump.c (dequeue_and_dump): Adjust.
10029 * tree-flow-inline.h (mark_stmt_modified): Adjust.
10030 * tree-flow.h (modified_noreturn_calls): Adjust.
10031 (tree_on_heap): Remove. (yay!)
10032 (register_new_def): Adjust.
10033 * tree-into-ssa.c: Define VEC(int,heap).
10034 (block_defs_stack): Adjust.
10035 (find_idf, insert_phi_nodes, register_new_def,
10036 rewrite_initialize_block, rewrite_finalize_block,
10037 register_new_update_single, rewrite_update_init_block,
10038 rewrite_update_fini_block, rewrite_blocks,
10039 ssa_rewrite_finalize_block, ssa_register_new_def,
10040 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
10041 * tree-loop-linear.c (linear_transform_loops): Adjust.
10042 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
10043 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
10044 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
10045 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
10046 vrp_variables_stack): Adjust declarations.
10047 (tree_ssa_dominator_optimize): Adjust.
10048 (dom_opt_initialize_block, remove_local_expressions_from_table,
10049 restore_nonzero_vars_to_original_value,
10050 restore_vars_to_original_value,
10051 restore_currdefs_to_original_value, dom_opt_finalize_block,
10052 record_var_is_nonzero, record_cond, record_const_or_copy_1,
10053 optimize_stmt, update_rhs_and_lookup_avail_expr,
10054 lookup_avail_expr, record_range): Likewise.
10055 * tree-ssa-pre.c: Define VEC(basic_block,heap).
10056 (compute_antic_aux): Adjust.
10057 (inserted_exprs, create_expression_by_pieces,
10058 insert_into_preds_of_block, eliminate, mark_operand_necessary,
10059 remove_dead_inserted_code, fini_pre): Likewise.
10060 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
10061 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
10062 ssa_prop_init): Likewise.
10063 * tree-ssa.c: Define VEC(bitmap,heap).
10064 (verify_name_tags): Adjust.
10065 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
10066 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
10067 tree_divmod_values_to_profile, tree_find_values_to_profile,
10068 value_profile_transformations): Likewise.
10069 * value-prof.h: Define VEC(histogram_value,heap).
10070 * varasm.c: Remove alias_pair pointer typedef, define
10071 VEC(alias_pair,gc).
10072 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
10074 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
10075 not a pointer to it. Create an object vector.
10076 (extern_symbols): Turn into an object vector.
10077 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
10079 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
10082 * Makefile.in (tree-chrec.o): Depend on params.h.
10083 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
10085 * tree-chrec.c: Depend on params.h. Replace build with buildN,
10086 and fold build with fold_buildN.
10087 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
10088 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
10089 (tree_contains_chrecs): Compute an estimation of the size of the
10091 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
10092 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
10093 * tree-scalar-evolution.c (simple_iv): Ditto.
10094 * doc/invoke.texi (scev-max-expr-size): Documented.
10096 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
10098 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
10099 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
10100 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
10101 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
10102 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
10103 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
10104 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
10105 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
10106 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
10107 (darwin_fix_and_continue_switch): Delete.
10108 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
10109 (SUBTARGET_SWITCHES): Delete.
10110 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
10111 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
10112 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
10113 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
10114 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
10115 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
10116 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
10117 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
10118 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
10119 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
10120 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
10121 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
10122 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
10123 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
10124 (TARGET_64BIT): Undef before redefining.
10125 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
10126 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
10127 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
10128 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
10129 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
10130 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
10131 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
10132 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
10133 (ix86_debug_arg_string, ix86_debug_addr_string)
10134 (ix86_align_loops_string, ix86_align_jumps_string)
10135 (ix86_align_funcs_string): Delete.
10136 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
10137 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
10138 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
10139 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
10140 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
10141 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
10142 (SUBTARGET_SWITCHES): Delete.
10143 * config/i386/i386.c (ix86_debug_arg_string): Delete.
10144 (ix86_debug_addr_string): Delete.
10145 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
10146 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
10147 (ix86_align_loops_string, ix86_align_jumps_string)
10148 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
10149 (ix86_align_funcs_string): Make static.
10150 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10151 (ix86_handle_option): New function.
10152 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
10153 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
10154 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
10155 of darwin_fix_and_continue_switch.
10156 (darwin_one_byte_bool): Delete.
10157 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
10158 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
10159 to darwin_one_byte_bool.
10160 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
10161 * config/i386/djgpp.opt, config/i386/i386.opt,
10162 * config/i386/sco5.opt: New files.
10164 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10166 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
10167 fp_zero_operand, fp_register_operand, intreg_operand,
10168 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
10169 call_operand, call_operand_address, tgd_symbolic_operand,
10170 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
10171 symbolic_operand, symbolic_memory_operand, label_ref_operand,
10172 sp64_medium_pic_operand, data_segment_operand,
10173 text_segment_operand, splittable_symbolic_memory_operand,
10174 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
10175 eq_or_neq, normal_comp_operator, noov_compare_op,
10176 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
10177 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
10178 const64_operand, const64_high_operand, arith11_operand,
10179 arith10_operand, arith_double_operand, arith_double_4096_operand,
10180 arith_double_add_operand, arith11_double_operand,
10181 arith10_double_operand, small_int, small_int_or_double,
10182 uns_small_int, uns_arith_operand, clobbered_register,
10183 input_operand, compare_operand): Delete.
10184 (sparc_emit_set_const32): Use predicates in assertion. Remove special
10185 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
10186 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
10187 (GEN_HIGHINT64, GEN_INT64): Delete.
10188 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
10189 gen_safe_XOR64): Adjust for above deletion.
10190 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
10191 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
10192 (legitimate_constant_p): Use const_zero_operand instead.
10193 (sparc_extra_constraint_check): Likewise.
10194 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
10195 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
10196 (PREDICATE_CODES): Delete.
10197 * config/sparc/sparc.md: Include predicates.md.
10198 (All patterns): Adjust for new predicate names.
10199 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
10200 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
10201 (movdi): Use general_operand predicate.
10202 (movdi_sp64_dbl): Delete.
10203 (movdi_const64_special): Add 'N' constraint.
10204 (movdicc): Use arith10_operand predicate.
10205 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
10206 (movdi_cc_reg_sp64): Use arith10_operand predicate.
10207 (movdi_cc_reg_sp64_trunc): Delete.
10208 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
10209 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
10210 (subdi3_sp32): Delete.
10211 (subdi3_insn_sp32): Change to define_insn_and_split.
10212 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
10213 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
10214 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
10215 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
10216 small_int_operand predicate.
10217 (divdi3, udivdi3): Use arith_operand predicate.
10218 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
10219 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
10220 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
10221 (xordi3_sp64_dbl): Delete.
10222 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
10223 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
10224 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
10225 cmp_ccx_set_not): Use arith_operand predicate.
10226 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
10227 * config/sparc/predicates.md: New file.
10229 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
10231 PR tree-optimization/14846
10232 * fold-const.c (fold_single_bit_test_into_sign_test): New,
10234 (fold_single_bit_test): ... here.
10235 (fold_binary): Call fold_single_bit_test_into_sign_test
10236 instead of fold_single_bit_test.
10238 2005-04-20 James E Wilson <wilson@specifixinc.com>
10241 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
10242 is another declaration.
10244 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
10246 * config/cris/predicates.md: New file.
10247 * config/cris/cris-protos.h (cris_store_multiple_op_p)
10248 (cris_movem_load_rest_p): Declare.
10249 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
10250 (cris_movem_load_rest_p): Ditto. Globalize.
10251 (cris_bdap_operand, cris_bdap_biap_operand,
10252 cris_orthogonal_operator, cris_commutative_orth_op,
10253 cris_operand_extend_operator,
10254 cris_additive_operand_extend_operator, cris_extend_operator,
10255 cris_plus_or_bound_operator, cris_mem_op,
10256 cris_general_operand_or_symbol,
10257 cris_general_operand_or_gotless_symbol,
10258 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
10259 cris_load_multiple_op): Remove predicate functions.
10260 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
10261 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
10262 * config/cris/cris.h (PREDICATE_CODES): Don't define.
10263 * config/cris/cris.md: Include predicates.md.
10264 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
10266 2005-04-20 Ian Lance Taylor <ian@airs.com>
10268 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
10269 * c-common.h (STMT_EXPR_STMT): Don't define.
10270 (STMT_EXPR_NO_SCOPE): Don't define.
10271 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
10272 * c-pretty-print.c (pp_c_primary_expression): Likewise.
10273 (pp_c_expression): Likewise.
10275 2005-04-20 Richard Henderson <rth@redhat.com>
10278 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
10280 2005-04-20 Jeff Law <law@redhat.com>
10282 * reload1.c (reload): Ignore equivalences between pseudos and
10285 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
10288 * c-tree.h (struct c_label_list): Update comment.
10289 (struct c_label_context): Rename to struct c_label_context_se.
10290 (label_context_stack): Rename to label_context_stack_se.
10291 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
10292 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
10293 c_end_vm_scope): New.
10294 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
10295 * c-decl.c (pop_scope): Call c_end_vm_scope.
10296 (pushdecl): Call c_begin_vm_scope for variably modified
10298 (define_label): Check for jumping into scope of identifier with
10299 variably modified type. Push label on stack for those defined at
10300 current context of identifiers with variably modified type.
10301 (start_function): Create stack level for context of identifiers
10302 with variably modified type.
10303 (finish_function): Pop stack level for context of identifiers with
10304 variably modified type.
10305 * c-typeck.c (label_context_stack): Rename to
10306 label_context_stack_se.
10307 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
10308 (c_finish_goto_label): Check for jumping into scope of identifier
10309 with variably modified type. Push label on stack for those jumped
10310 to from current context of identifiers with variably modified
10312 (struct c_switch): Add blocked_vm.
10313 (c_start_case): Initialize blocked_vm.
10314 (do_case): Check blocked_vm.
10315 (c_finish_case): Add comment.
10316 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
10317 variable label_context_stack.
10319 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
10321 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
10322 conditional_replacement, value_replacement, abs_replacement,
10323 minmax_replacement.
10324 (replace_phi_edge_with_variable): Remove argument BB.
10325 (conditional_replacement, value_replacement,
10326 minmax_replacement, abs_replacement): Remove argument PHI_BB.
10327 Update a call to replace_phi_edge_with_variable.
10329 * tree-ssa-phiopt.c: Fix comments.
10331 2005-04-20 Michael Matz <matz@suse.de>
10334 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
10337 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
10339 * tree-ssa-phiopt.c: Fix comment typos.
10341 PR tree-optimization/21116
10342 * tree-ssa-phiopt.c: Fix a typo.
10344 2005-04-19 Richard Henderson <rth@redhat.com>
10346 * builtins.c (expand_builtin_sync_operation): Revert last change.
10347 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
10349 (expand_compare_and_swap_loop): Likewise.
10350 (expand_sync_operation): Remove fallback from NAND to AND; invert
10351 memory operand when expanding from cmpxchg.
10352 (expand_sync_fetch_operation): Likewise.
10353 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
10356 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
10357 when implementing NAND. Fix double-add for AFTER.
10358 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
10359 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10360 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
10362 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
10365 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
10366 to return old memory value.
10367 (sync_compare_and_swap_cc<IMODE>): Likewise.
10369 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
10370 return pre-reload. Don't consider output or anti dependencies.
10371 * config/ia64/sync.md (IMODE): New.
10372 (modesuffix): Add QI and HI.
10373 (memory_barrier): Simplify expansion.
10374 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
10375 (cmpxchg_acq_<IMODE>): Likewise.
10376 (sync_lock_test_and_set<IMODE>): Likewise.
10377 (sync_lock_release<IMODE>): Likewise.
10379 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
10381 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
10384 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
10386 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
10388 2005-04-20 Michael Pogue <michael.pogue@sun.com>
10389 Joseph S. Myers <joseph@codesourcery.com>
10391 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
10392 * c-typeck.c (build_c_cast): Check these options.
10393 * doc/invoke.texi: Document these options.
10395 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
10397 * tree-ssa-phiopt.c: Update a comment about the pass.
10399 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
10401 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
10402 config/mcore/mcore.c: Fix comment typos.
10404 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
10406 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
10407 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
10409 2005-04-19 Paul Brook <paul@codesourcery.com>
10411 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
10413 2005-04-19 Andrew Haley <aph@redhat.com>
10416 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
10417 looking at a field's bitpos.
10419 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10421 * system.h (fopen, fdopen, freopen): Define these to the unlocked
10422 libiberty functions.
10424 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
10426 PR tree-optimization/21096
10427 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
10429 2005-04-19 Alan Modra <amodra@bigpond.net.au>
10432 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
10433 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
10435 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
10437 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
10438 refers to the function being dumped.
10440 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
10442 * varasm.c (assemble_start_function): Remove reset of in_section.
10444 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
10446 PR tree-optimization/21085
10447 * fold-const (fold_binary): Don't change X % -C to X % C if C has
10450 2005-04-19 Ben Elliston <bje@au.ibm.com>
10452 * doc/invoke.texi (Optimize Options): Refer to the correct
10453 optimisation flag -ftree-dominator-opts, not -ftree-dom.
10455 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
10457 * config/rs6000/rs6000.c (machopic_output_stub): Increase
10458 alloca argument to be big enough.
10460 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
10462 PR middle-end/21049
10463 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
10464 cfun->cfg are NULL.
10466 2005-04-18 Tom Tromey <tromey@redhat.com>
10468 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
10471 2005-04-18 Richard Henderson <rth@redhat.com>
10473 * config/alpha/alpha.c (alpha_split_atomic_op): New.
10474 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
10475 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
10476 * config/alpha/alpha-protos.h: Update.
10477 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
10478 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
10479 (attr type): Add ld_l, st_c, mb.
10480 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
10481 iornotsi3, xorsi_internal, xornotsi3): New.
10482 * config/alpha/ev4.md (ev4_ld): Add ld_l.
10483 (ev4_ist_c, ev4_mb): New.
10484 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
10486 * config/alpha/ev6.md (ev6_ild): Add ld_l.
10487 (ev6_ist): Add st_c.
10489 * config/alpha/sync.md: New file.
10491 2005-04-18 Richard Henderson <rth@redhat.com>
10493 * builtins.c (expand_builtin_sync_operation): Fold nand to and
10496 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
10498 2005-04-18 Devang Patel <dpatel@apple.com>
10500 * config/rs6000/atlivec.md (mulv4si3): New pattern.
10502 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
10504 PR tree-optimization/20922
10505 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
10506 Fold X + c >= X and fold X - c <= X to true.
10508 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
10510 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
10512 (emergency_labeled_state_free): Likewise.
10514 2005-04-18 Nick Clifton <nickc@redhat.com>
10516 * config/h8300/h8300.md (jump): Remove prescan parameter from
10517 calls to final_scan_insn.
10519 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
10520 parameter from calls to final_scan_insn.
10522 * config.gcc (m68hc12): Use the m68hc11.opt file for target
10524 (v850e, v850e1): Use the v850.opt file for target specific
10527 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
10529 PR tree-optimization/21001
10530 * tree-optimize.c (init_tree_optimization_passes): Move the
10531 first pass_forwprop immediately before pass_vrp.
10533 2005-04-17 Ian Lance Taylor <ian@airs.com>
10535 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
10536 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
10537 from enum tree_code op to bool is_sizeof.
10538 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
10539 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
10540 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
10542 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
10544 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
10545 ALIGNOF_EXPR cases.
10547 2005-04-17 Ian Lance Taylor <ian@airs.com>
10549 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
10551 2005-04-17 Richard Henderson <rth@redhat.com>
10553 * config/alpha/alpha.c (va_list_skip_additions): Only define if
10555 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
10556 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
10557 of indirection through ssa names while looking for the gpr counter
10559 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
10560 saved va_list_gpr_size and va_list_fpr_size.
10562 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
10564 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
10565 both pointers or both integers.
10567 * tree-vrp.c (maybe_add_assert_expr): Don't assert
10568 ASSERT_EXPRs for single-use variable.
10570 * tree-into-ssa.c: Fix a comment typo.
10572 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
10574 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
10575 -mipsN before forcing a default of -mips2.
10577 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
10579 * predict.h (IS_TAKEN): Remove.
10580 * rtl.h (NOTE_PREDICTION): Likewise.
10582 * modulo-sched.c (CFG_HOOKS): Remove.
10584 * c-parser.c (N_C_TTYPES): Remove.
10586 * tree-flow-inline.h (get_stmt_operands): Remove.
10587 * lambda-code.c, tree-ssa-loop-unswitch.c,
10588 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
10589 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
10590 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
10591 calls to get_stmt_operands.
10592 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
10594 2005-04-17 Richard Henderson <rth@redhat.com>
10597 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
10598 of CUMULATIVE_ARGS past the last named argument.
10599 (alpha_va_start): Expect pretend_args_size only if strictly less than
10602 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
10604 PR middle-end/21024
10605 * builtins.c (expand_builtin_strcat): Convert the result of
10606 strlen to the right type.
10607 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
10608 avoid creating type mismatches.
10609 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
10612 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
10614 2005-04-16 Richard Henderson <rth@redhat.com>
10617 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
10618 Use the mode of boolean_type_node when the user doesn't provide one.
10619 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
10621 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
10624 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
10627 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
10630 2005-04-16 Roger Sayle <roger@eyesopen.com>
10631 Steven Bosscher <stevenb@suse.de>
10633 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
10634 (fold_unary_to_constant): Likewise.
10636 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
10638 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
10641 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
10643 * doc/install.texi (Specific): Avoid using asterisks in @anchor
10644 names related to target triplets.
10645 Remove i?86-*-esix from platform directory.
10646 Remove powerpc-*-eabiaix from platform directory.
10648 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
10650 PR middle-end/20491
10651 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
10652 falling through from SUBREG case to REG.
10654 2005-04-15 Roger Sayle <roger@eyesopen.com>
10656 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
10657 (fold_binary): Update comment mentioning fold_relational_hi_lo.
10658 (fold_binary_to_constant): Simplify using fold_binary.
10659 (fold_unary_to_constant): Likewise, simplify using fold_unary.
10661 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10663 * gthr-posix.c (pthread_cancel): Define.
10664 (pthread_mutexattr_init): Likewise.
10665 (pthread_mutexattr_settype): Likewise.
10666 (pthread_mutexattr_destroy): Likewise.
10668 2005-04-15 David S. Miller <davem@davemloft.net>
10671 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
10673 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10675 PR tree-optimization/21031
10676 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
10677 (forward_propagate_into_cond_1): Call it. Forward propagate
10678 integer-integer casts into COND_EXPRs.
10680 2005-04-15 Dave Korn <dave.korn@artimi.com>
10682 * gcc.c (default_compilers): Clarify obscure error message when
10683 reading from standard input.
10685 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10687 * basic-block.h (PROP_EQUAL_NOTES): Remove.
10688 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
10690 * tree-ssa-alias.c (init_alias_info): Remove a call to
10693 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
10695 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
10696 of non-virtual PHI nodes like we use to.
10698 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
10700 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
10701 (attr_copy_rtx): Do not use it.
10703 2005-04-15 Andrew Macleod <amacleod@redhat.com>
10705 * doc/tree-ssa.texi: Grammer/abbreviation updates.
10707 2005-04-15 Diego Novillo <dnovillo@redhat.com>
10709 * tree-vect-transform.c (vectorizable_store): Mark necessary
10710 objects in the vectorized store needing renaming. Update the
10711 SSA graph for V_MAY_DEF operands in the original store.
10713 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
10715 * tree-ssa-pre.c (compute_avail): It's okay to have
10716 TREE_INVARIANT's here, and value number the resulting expressions.
10717 (create_expression_by_pieces): Make sure operands that were
10718 min_invariant when we started, stay that way.
10720 2005-04-15 David Edelsohn <edelsohn@gnu.org>
10722 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
10724 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10726 PR tree-optimization/20936.
10727 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
10729 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10731 * doc/invoke.texi: Fix typos.
10732 * doc/md.texi: Likewise.
10733 * doc/rtl.texi: Likewise.
10734 * doc/sourcebuild.texi: Likewise.
10735 * doc/tm.texi: Likewise.
10737 2005-04-15 Uros Bizjak <uros@kss-loka.si>
10739 PR tree-optimization/21004
10740 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
10741 and floorl in c99 mode only.
10742 * builtins.c (expand_builtin_int_roundingfn): Assert that
10743 fallback_fndecl is not NULL_TREE.
10745 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10747 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
10748 * basic-block.h: Update the prototype for
10749 purge_all_dead_edges.
10750 * cfgexpand.c (tree_expand_cfg): Update a call to
10751 purge_all_dead_edges.
10752 * combine.c (combine_instructions): Likewise.
10753 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
10754 rest_of_handle_cse2, rest_of_handle_gcse,
10755 rest_of_handle_postreload): likewise.
10757 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
10759 PR middle-end/20739
10760 * gimplify.c (gimplify_addr_expr): Compensate for removal of
10761 e.g. cv-qualification conversions.
10763 2005-04-14 Mike Stump <mrs@apple.com>
10765 * config/darwin-c.c (framework_construct_pathname): We must
10766 find all headers of a framework in the first instance of it
10767 found in the seach path.
10769 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
10771 PR tree-optimization/21021
10772 * tree-vrp.c (compare_values): Work around a bug in the front
10773 end that produces a comparison of mismatched types.
10775 2004-04-14 Richard Henderson <rth@redhat.com>
10777 * config/ia64/ia64.h (enum fetchop_code): Remove.
10778 (enum ia64_builtins): Move ...
10779 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
10780 members except BSP and FLUSHRS.
10781 (ia64_init_builtins): Remove __sync builtins.
10782 (ia64_expand_builtin): Likewise.
10783 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
10784 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
10785 (ia64_expand_lock_release): Remove.
10786 * config/ia64/ia64.md (mf): Move to sync.md.
10787 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
10788 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
10789 * config/ia64/sync.md: New file.
10790 (memory_barrier): Rename from mf.
10791 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
10792 (cmpxchg_acq_<I48MODE>): Likewise.
10793 (sync_lock_test_and_set<I48MODE>): Likewise.
10795 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
10796 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
10798 2004-04-14 Richard Henderson <rth@redhat.com>
10800 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
10801 (ix86_compare_emitted): New.
10802 (ix86_expand_compare): Use ix86_compare_emitted if set.
10803 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
10804 and ix86_compare_op0 are set.
10805 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
10806 (TARGET_CMPXCHG, TARGET_XADD): New.
10807 (ix86_compare_emitted): Declare.
10808 * config/i386/i386.md: Include sync.md
10809 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
10810 (UNSPECV_XCHG, UNSPECV_LOCK): New.
10811 * config/i386/sync.md: New file.
10813 2004-04-14 Richard Henderson <rth@redhat.com>
10815 PR middle-end/14311
10816 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
10817 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
10818 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
10819 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
10820 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
10821 BT_FN_I8_VPTR_I8_I8): New.
10822 * builtins.def (DEF_SYNC_BUILTIN): New.
10823 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
10824 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
10825 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
10826 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
10827 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
10828 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
10829 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
10830 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
10831 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
10832 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
10833 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
10834 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
10835 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
10836 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
10837 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
10838 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
10839 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
10840 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
10841 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
10842 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
10843 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
10844 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
10845 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
10846 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
10847 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
10848 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
10849 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
10850 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
10851 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
10852 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
10853 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
10854 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
10855 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
10856 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
10857 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
10858 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
10859 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
10860 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
10861 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
10862 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
10863 BUILT_IN_SYNCHRONIZE: New.
10864 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
10865 as a function. Accept __sync_ as a prefix as well.
10866 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
10867 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
10868 expand_builtin_lock_release): New.
10869 (expand_builtin): Call them.
10870 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
10871 neither BOTH_P nor FALLBACK_P are defined.
10872 (builtin_type_for_size): New.
10873 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
10874 (resolve_overloaded_builtin): New.
10875 * c-common.h (resolve_overloaded_builtin): Declare.
10876 (builtin_type_for_size): Declare.
10877 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
10878 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
10879 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
10880 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
10881 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
10882 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
10883 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
10884 sync_compare_and_swap_cc, sync_lock_test_and_set,
10885 sync_lock_release): New.
10886 * optabs.h: Declare them.
10887 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
10888 expand_sync_operation, expand_sync_fetch_operation,
10889 expand_sync_lock_test_and_set): Declare.
10890 * genopinit.c (optabs): Add sync optabs.
10891 * optabs.c (init_optabs): Initialize sync optabs.
10892 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
10893 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
10894 expand_sync_operation, expand_sync_fetch_operation,
10895 expand_sync_lock_test_and_set): New.
10896 * doc/extend.texi (Atomic Builtins): New section
10897 * doc/md.texi (Standard Names): Add sync patterns.
10899 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
10901 * tree-eh.c (lower_try_finally_copy): Generate new code in
10902 response to goto_queue entries as if the queue was sorted by
10903 index, not pointers.
10904 (lower_try_finally_switch): Likewise.
10906 2005-04-14 Richard Henderson <rth@redhat.com>
10908 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
10909 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
10911 (ix86_expand_fp_movcc): Update to match.
10912 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
10913 * config/i386/i386-protos.h: Update.
10914 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
10915 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
10917 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
10919 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
10922 2005-04-14 Julian Brown <julian@codesourcery.com>
10924 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
10925 link failures on ppc64 Linux.
10927 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
10929 * config.gcc: Set cpu_type for s390.
10931 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
10933 Fix PR tree-optimization/20963
10934 * tree-ssa-pre.c (compute_avail): Remove special case for
10936 (create_expression_by_pieces): Add value numbers for forced out
10939 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
10941 * config/cris/cris.md: Replace references to (reg:SI 16) with
10942 (reg:SI CRIS_SRP_REGNUM).
10944 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
10946 PR tree-optimization/20657
10947 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
10948 create an appropriate range from it.
10950 2005-04-14 Uros Bizjak <uros@kss-loka.si>
10952 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
10953 <UNSPEC_FIST_CEIL> case.
10955 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
10956 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
10957 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
10958 to implement lfloor and llfloor built-ins as x87 intrinsic function.
10959 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
10960 (lfloor<mode>2): New expanders.
10961 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
10962 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
10963 to implement lceil and llceil built-ins as x87 intrinsic function.
10964 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
10965 (lceil<mode>2): New expanders.
10967 2005-04-14 Uros Bizjak <uros@kss-loka.si>
10969 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
10970 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
10972 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
10975 * config/s390/s390-modes.def: Define TFmode.
10977 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
10979 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
10980 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10981 * config/mips/mips.c (mips16_insn_length): Remove reference to
10982 JUMP_TABLES_IN_TEXT_SECTION.
10984 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
10986 * simplify-rtx.c (simplify_binary_operation_1): Return
10987 scalar or vector of constant 0, depending on the xor's
10990 2005-04-13 Dale Johannesen <dalej@apple.com>
10992 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
10993 (objc-act.o): Ditto.
10994 * objc/objc-act.c (objc_gimplify_expr): New.
10995 (objc_get_callee_fndecl): New.
10996 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
10997 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
10998 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
11000 2005-04-13 Devang Patel <dpatel@apple.com>
11002 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
11005 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
11007 CRIS prologue as RTL.
11008 * config/cris/cris-protos.h (cris_emit_movem_store)
11009 (cris_expand_prologue): Prototype.
11010 * config/cris/cris.c (struct machine_function): New member
11012 (cfa_label_num, cris_target_asm_function_prologue): Remove.
11013 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
11014 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
11015 (cris_load_multiple_op, cris_return_address_on_stack)
11016 (cris_return_address_on_stack_for_return): ISO-Cify.
11017 (cris_store_multiple_op): New predicate function.
11018 (cris_expand_prologue, cris_emit_movem_store): New functions.
11019 (cris_print_operand) <case 'O'>: Handle modifications other than
11021 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
11022 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
11023 (cris_gen_movem_load): Rearrange slightly to make local variable
11024 src a parameter, removing osrc.
11025 (cris_setup_incoming_varargs): Set machine_function member
11026 stdarg_regs to correspond to the number of registers that need to
11028 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
11030 (PREDICATE_CODES): Add cris_store_multiple_op. Make
11031 cris_general_operand_or_gotless_symbol accept UNSPEC.
11032 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
11033 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
11034 ("*cris_store_multiple"): New pattern. Tweak common comment above
11035 this and "*cris_load_multiple".
11036 ("prologue"): New define_expand.
11038 * config/cris/cris.md ("epilogue"): Conditionalize on
11039 TARGET_PROLOGUE_EPILOGUE.
11041 2005-04-13 Steve Ellcey <sje@cup.hp.com>
11044 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
11045 fpsr 0 instead of fpsr 1.
11046 (divsf3_internal_thr): Ditto.
11047 (divdf3_internal_lat): Ditto.
11048 (divdf3_internal_thr): Ditto.
11049 (divxf3_internal_lat): Ditto.
11050 (divxf3_internal_thr): Ditto.
11052 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
11054 PR tree-optimization/20913
11055 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
11057 PR tree-optimization/20702
11058 * tree-vrp.c (maybe_add_assert_expr): Recurse into
11059 dominator children that haven't been walked into.
11061 2005-04-13 Julian Brown <julian@codesourcery.com>
11063 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
11064 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
11067 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
11069 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
11070 config/i386/sse.md: Fix comment typos.
11072 * genattrtab.c (NULL_ATTR): Remove.
11073 * ifcvt.c (NULL_EDGE): Likewise.
11075 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
11077 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
11078 NOTE_PREDICT): Remove.
11080 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11082 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
11083 * configure: Regenerate.
11084 * config.in: Likewise.
11085 * system.h: Declare vsnprintf if not already declared.
11087 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11089 * optc-gen.awk: Handle stand-alone Mask records.
11090 * opth-gen.awk: Likewise.
11091 * doc/options.texi (Option file format): Document them.
11092 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
11093 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
11094 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
11095 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
11096 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
11097 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
11098 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
11099 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
11100 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
11101 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
11102 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
11103 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
11104 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
11105 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
11106 TARGET_LONG_DOUBLE_128): Likewise.
11107 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
11108 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
11109 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
11110 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
11111 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
11112 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
11113 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
11114 * config/sparc/sparc.c (fpu_option_set): New global.
11115 (sparc_handle_option): New function.
11116 (sparc_override_options): Test fpu_option_set.
11117 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
11118 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
11119 * config/sparc/sparc.opt: New file.
11120 * config/sparc/little-endian.opt: Likewise.
11121 * config/sparc/long-double-switch.opt: Likewise.
11123 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
11125 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
11126 (bfin_handle_options): Set it if -mshared-library-id= is seen.
11127 * config/bfin/bfin.opt (mshared-library-id=): Lose
11128 Var(bfin_lib_id_given).
11130 2005-04-13 Matt Thomas <matt@3am-software.com>
11132 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
11135 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
11137 * rtl.h (CLEAR_RTX_FLAGS): Remove.
11139 * cgraphunit.c (INSNS_PER_CALL): Remove.
11141 * tree-ssa-forwprop.c (vars,
11142 record_single_argument_cond_exprs,
11143 substitute_single_use_vars): Remove.
11144 (forward_propagate_into_cond_1, forward_propagate_into_cond):
11146 (tree_ssa_forward_propagate_single_use_vars): Call
11147 forward_propagate_into_cond for each COND_EXPR.
11149 * tree-inline.c (INSNS_PER_STMT): Remove.
11151 2005-04-12 Richard Henderson <rth@redhat.com>
11153 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
11154 (ix86_expand_sse_fp_minmax): ... from ...
11155 (ix86_expand_fp_movcc): ... here.
11156 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
11157 * config/i386/i386-protos.h: Update.
11158 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
11159 (sse_setccsf, sse_setccdf): Allow before reload.
11160 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
11161 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
11162 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
11163 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
11164 (anddf3, nanddf3, iordf3, xordf3): New.
11166 2005-04-12 Jeff Law <law@redhat.com>
11168 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
11169 (tree-ssa-uncprop.o): Add dependencies.
11170 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
11171 * tree-flow.h (remove_useless_stmts): Remove prototype.
11172 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
11173 remove_useless_stmts.
11174 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
11175 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
11176 * tree-pass.h (pass_uncprop): Declare.
11177 * tree-ssa-uncprop.c: New file.
11179 2005-04-12 James E. Wilson <wilson@specifixinc.com>
11182 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
11184 2005-04-12 Caroline Tice <ctice@apple.com>
11186 Temporary fix for partitioning problems.
11187 * passes.c (rest_of_handle_final): Remove code that
11188 frees unlikely_text_section_name,
11189 * varasm.c (assemble_start_function): Test for partitioning
11190 flag before writing out section labels.
11191 (assemble_end_function): Test for partitioning flag before
11192 writing out section labels.
11194 2005-04-12 Steven Bosscher <stevenb@suse.de>
11195 Stuart Hastings <stuart@apple.com>
11196 Jan Hubicka <jh@suse.cz>
11198 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
11199 references to gt-tree-cfg.h.
11200 * basic-block.h (struct basic_block_def): Don't skip rbi
11201 for garbage collection.
11202 (struct reorder_block_def): Make GTY-able.
11203 (struct control_flow_graph): New structure.
11204 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
11205 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
11206 but instead defines to the control_flow_graph for cfun.
11207 (label_to_block_map): New define, points to the label map of
11208 the control_flow_graph for cfun.
11209 (n_edges_for_function, n_basic_blocks_for_function,
11210 last_basic_block_for_function, basic_block_info_for_function,
11211 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
11212 basic_block_info_for_function, label_to_block_map_for_function):
11213 Counterparts for the above, taking a struct function as an extra
11215 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
11216 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
11217 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
11218 (alloc_rbi_pool, free_rbi_pool): Remove.
11219 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
11220 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
11222 (cfg_layout_finalize) ... and don't free it here.
11223 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
11225 * flow.c (free_basic_block_vars): Set label_to_block_map and
11226 n_edges to zero too.
11227 * function.h (struct function): Add cfg field.
11228 * function.c (allocate_struct_function): Allocate the cfg.
11229 * tree-cfg.c (label_to_block_map): Remove.
11230 (build_tree_cfg): Don't allocate the rbi pool here...
11231 (delete_tree_cfg_annotations): ...and don't free it here.
11232 Also don't nullify label_to_block_map for cfun.
11234 2005-04-12 Caroline Tice <ctice@apple.com>
11236 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11237 Revert my patch from April 9.
11238 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
11239 (reorder_basic_blocks): Revert my patch from April 9.
11240 (insert_section_boundary_note): Revert my patch from April 9.
11241 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
11242 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
11243 (COLD_END_LABEL): Revert my patch from April 9.
11244 (cold_text_section_label): Revert my patch from April 9.
11245 (cold_end_label): Revert my patch from April 9.
11246 (dwarf2out_switch_text_section): Revert my patch from April 9.
11247 (output_aranges): Revert my patch from April 9.
11248 (output_ranges): Revert my patch from April 9.
11249 (output_line_info): Revert my patch from April 9.
11250 (add_location_or_const_value_attribute): Revert my patch from April 9.
11251 (dwarf2out_var_location): Revert my patch from April 9.
11252 (dwarf2out_init): Revert my patch from April 9.
11253 (dwarf2out_finish): Revert my patch from April 9.
11254 * function.h (struct function): Revert my patch from April 9.
11255 * opts.c (decode_options): Revert my patch from April 9.
11256 * output.h (unlikely_section_label, hot_section_label,
11257 hot_section_end_label, cold_section_end_label,
11258 unlikely_text_section_name): Revert my patch from April 9.
11259 * passes.c (rest_of_handle_final): Revert my patch from April 9.
11260 * varasm.c (unlikely_section_label, hot_section_label,
11261 hot_section_end_label, cold_section_end_label,
11262 unlikely_text_section_name): Revert my patch from April 9.
11263 (initialize_cold_section_name): Revert my patch from April 9.
11264 (unlikely_text_section): Revert my patch from April 9.
11265 (in_unlikely_text_section): Revert my patch from April 9.
11266 (named_section): Revert my patch from April 9.
11267 (function_section): Revert my patch from April 9.
11268 (current_function_section): Revert my patch from April 9.
11269 (assemble_start_function): Revert my patch from April 9.
11270 (assemble_end_function): Revert my patch from April 9.
11271 (default_section_type_flags_1): Revert my patch from April 9.
11273 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11275 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
11276 * config/sparc/sparc.md (untyped_call): Save the registers manually.
11278 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
11280 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
11282 PR middle-end/20917
11283 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
11284 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
11286 2004-04-12 Richard Henderson <rth@redhat.com>
11288 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
11289 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
11290 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
11291 (UNSPEC_*, UNSPECV_*): Renumber.
11293 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
11296 From Richard Henderson <rth@redhat.com>:
11297 * tree-mudflap.c (mf_build_check_statement_for): Correct block
11300 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
11302 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
11304 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11306 * config/bfin/bfin.c (bfin_library_id_string): Remove.
11307 (bfin_library_id): New variable.
11308 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
11309 instead of bfin_library_id_string.
11310 (bfin_handle_option): New function.
11311 (override_options): Remove most code to deal with shared library IDs,
11312 just check they aren't used without -mid-shared-library.
11313 (TARGET_HANDLE_OPTION): Define.
11314 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
11315 * config/bfin/bfin.opt (mshared-library-id=): New.
11317 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
11319 * tree-vect-transform.c: Fix comment typos.
11321 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
11323 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
11324 split critical edges when not possible/profitable.
11326 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
11328 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
11329 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
11330 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
11331 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
11332 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
11333 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
11334 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
11335 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
11337 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
11338 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11339 * config/ns32k/ns32k.opt: New file.
11341 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
11343 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
11344 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
11345 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
11346 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
11347 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
11348 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
11349 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
11350 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
11351 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
11352 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
11353 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
11354 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
11355 (MASK_COLDFIRE): Formatting fixes.
11356 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
11357 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
11358 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
11359 "_current_shared_library_a5_offset_".
11360 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11361 (MASK_ALL_CPU_BITS): New macro.
11362 (m68k_handle_option): New function.
11363 (override_options): Remove handling of m68k_library_id_string.
11364 * config/m68k/m68k.opt: New file.
11365 * config/m68k/ieee.opt: New file.
11367 2005-04-11 Mark Mitchell <mark@codesourcery.com>
11369 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
11370 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
11371 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
11372 (TARGET_CXX): Adjust accordingly.
11373 * target.h (struct gcc_target): Remove epxort_class_data. Add
11374 determine_class_data_visibility and class_data_always_comdat.
11375 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
11376 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
11377 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
11378 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
11379 (arm_cxx_determine_class_data_visibility): New.
11380 (arm_cxx_class_data_always_comdat): Likewise.
11381 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
11382 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
11383 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
11384 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
11385 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
11388 2005-04-11 Devang Patel <dpatel@apple.com>
11390 * tree-data-ref.c (build_classic_dist_vector,
11391 compute_subscript_distance): Make externally visible.
11392 * tree-data-ref.h (build_classic_dist_vector,
11393 compute_subscript_distance): Same.
11394 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11395 Check distance vector against vectorization factor.
11396 (vect_analyze_loop): Determine vectorizaion factor before
11397 analyzing data dependences.
11398 * tree-vectorizer.c (loops_num): Make it externally visible and
11400 * tree-vectorizer.c (vect_loops_num): ... new name.
11401 * tree-vectorizer.h (vect_loops_num): New.
11403 2005-04-11 Devang Patel <dpatel@apple.com>
11405 * tree-vect-analyze.c (vect_analyze_operations): Check
11406 vectorizable codition.
11407 * tree-vect-transform.c (vect_is_simple_cond): New function.
11408 (vectorizable_condition): New function.
11409 (vect_transform_stmt): Handle condition_vec_info_type.
11410 * tree-vectorizer.h (enum stmt_vec_info_type): Add
11411 condition_vec_info_type.
11412 (vectorizable_condition): New.
11414 2005-04-11 Geoffrey Keating <geoffk@apple.com>
11416 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
11417 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
11418 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
11420 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
11421 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
11423 * dwarf2out.c (output_line_info): Don't try to dereference
11424 a NULL current_function_decl.
11426 * config/t-slibgcc-darwin: Don't put shared libraries in
11427 directories other than $(slibdir).
11428 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
11431 2005-04-11 Diego Novillo <dnovillo@redhat.com>
11433 PR tree-optimization/20933
11434 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
11435 logic to reject aliases between read-only and writable
11437 (may_alias_p): ... here.
11438 (get_tmt_for): Do not associate read-only tags to pointers
11439 whose pointed-to type is not read-only.
11440 * tree-ssa.c (verify_ssa): Check that memory stores have at
11441 least one V_MAY_DEF or V_MUST_DEF.
11443 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11446 * configure.ac (gcc_UNLOCKED_FUNCS): New.
11447 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
11448 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
11449 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
11450 _unlocked function.
11451 (fwrite_unlocked): Fix prototype.
11453 * configure, config.in: Regenerate.
11455 2005-04-11 David Edelsohn <edelsohn@gnu.org>
11457 * tree-ssa-loop-im.c: Include real.h.
11458 (determine_invariantness_stmt): If real division divisor is
11459 invariant and flag_unsafe_math_optimizations enabled, generate
11460 invariant reciprocal for hoisting.
11461 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
11463 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
11465 Fix PR tree-optimization/20926
11467 * tree-ssa-alias.c (add_type_alias): Handle subvars.
11469 2005-04-11 Devang Patel <dpatel@apple.com>
11471 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
11474 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
11476 * fold-const.c (fold_binary_op_with_conditional_arg):
11477 use fold_buildN instead of "fold (buildN" in some
11478 non obvious places.
11479 (fold_unary): Likewise.
11480 (fold_binary): Likewise.
11482 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
11484 Fix PR tree-optimization/20612
11485 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
11487 (perfect_nestify): preheaderbb is *not* part of loop of the
11490 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
11492 * tree-ssa-alias.c (may_alias_p): If the variable
11493 is a global variable and the pointer is parameter
11494 and -fargument-noalias-global is used, then
11495 the pointer cannot alias the variable.
11497 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
11499 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
11500 * config/sparc/sparc.h: Likewise.
11501 * config/sparc/sparc.md: Likewise.
11503 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
11505 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
11507 * tree-vrp.c: Fix a comment typo.
11509 2005-04-11 Diego Novillo <dnovillo@redhat.com>
11511 PR tree-optimization/20920
11512 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
11513 SSA_NAME flows through an abnormal edge.
11514 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
11515 through abnormal edges.
11516 (maybe_add_assert_expr): Likewise.
11518 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
11520 * config/s390/s390.h (s390_tune_string, s390_arch_string)
11521 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
11522 (s390_stack_size_string, s390_stack_guard_string, target_flags)
11523 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
11524 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
11525 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
11526 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
11527 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
11528 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
11529 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
11530 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
11531 (TARGET_HANDLE_OPTION): Likewise.
11532 (s390_tune): Initialize to PROCESSOR_max.
11533 (s390_arch_string): Make static.
11534 (s390_tune_string, s390_warn_framesize_string): Delete.
11535 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
11536 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
11537 (s390_handle_arch_option, s390_handle_option): New functions.
11538 (override_options): Remove parsing of option strings.
11539 * config/s390/s390.opt: New file.
11541 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
11543 * tree-complex.c (expand_vector_operations): Call
11544 update_stmt_if_modified.
11546 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
11548 * tree-vect-analyze (vect_determine_vectorization_factor):
11549 Do not use GET_MODE_NUNITS.
11550 * tree-vect-transform.c (vect_get_vec_def_for_operand,
11551 (vectorizable_load, vect_transform_loop): Likewise.
11553 2005-04-11 Uros Bizjak <uros@kss-loka.si>
11555 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
11556 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
11557 * optabs.h (enum optab_index): Add new OTI_lceil.
11558 (lceil_optab): Define corresponding macro.
11559 * optabs.c (init_optabs): Initialize lceil_optab.
11560 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
11561 and lceildi2 patterns.
11562 * builtins.c (expand_builtin_int_roundingfn): Handle
11563 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
11564 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
11565 BUILT_IN_LLCEIL{,F,L}.
11566 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
11567 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
11568 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
11569 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
11570 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
11571 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
11572 into lceil built-in function and (long long int)ceil{,f,l} into
11573 llceil built-in function.
11574 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
11577 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11579 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
11582 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
11584 * config/arm/arm.c: Fix a comment typo.
11585 * doc/tree-ssa.texi: Fix a typo.
11587 2005-04-10 Steven Bosscher <stevenb@suse.de>
11589 * cselib.c (clear_table): Rename to cselib_clear_table.
11590 * cselib.h (cselib_clear_table): Add prototype.
11591 * gcse.c (gcse_main): Make 'f' argument unused.
11592 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
11593 of each basic block instead.
11594 (compute_sets, compute_hash_table_work): Likewise.
11595 (constprop_register): Change int 'alter_jumps' argument to bool.
11596 (do_local_cprop): Likewise.
11597 (local_cprop_pass): Likewise. Also walk basic blocks instead of
11598 the insn chain. Explicitly clear the cselib tables after finishing
11599 one basic block. Make sure there are no unterminated libcall blocks.
11600 Update compute_sets call.
11601 (cprop): Walk basic blocks instead of the insn chain.
11602 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
11604 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
11605 one_cprop_pass calls.
11607 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
11609 * combine.c (combine_simplify_rtx): Remove a transformation that
11610 relies on an invalid assumption about rtl sign-extension semantics.
11612 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
11614 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
11615 to build_int_cst_wide.
11617 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
11620 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
11621 set the original address pseudo to the correct value before the
11622 original insn, if possible, and leave the insn alone, otherwise
11623 create a new pseudo, set it and replace it in the insn.
11624 * recog.c (validate_change_maybe_volatile): New.
11625 * recog.h (validate_change_maybe_volatile): Declare.
11627 2005-04-09 Caroline Tice <ctice@apple.com>
11629 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11630 Remove targetm.have_named_sections test.
11631 (fix_edges_for_rarely_executed_code): Likewise.
11632 (insert_section_boundary_note): Likewise.
11633 (reorder_basic_blocks): Check partitioning flag before calling
11634 verify_hot_cold_block_grouping.
11635 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
11636 the function struct rather than global variables.
11637 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
11638 (COLD_END_LABEL): Likewise
11639 (cold_text_section_label): New static global variable.
11640 (cold_end_label): Likewise.
11641 (dwarf2out_switch_text_section): Get hot/cold section labels from
11642 the function struct rather than global variables.
11643 (output_aranges): Use cold_text_section_label and cold_end_label;
11644 check partitioning flag before putting out delta.
11645 (output_ranges): Remove incorrect code attempting to use
11647 (output_line_info): Get cold section label from function struct.
11648 (add_location_or_const_value_attribute): Likewise.
11649 (get_subprogram_die): Get hot/cold section labels from function struct.
11650 (dwarf2out_var_location): Likewise.
11651 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
11652 write out cold_text_section_label if partition flag is set.
11653 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
11654 * function.h (struct function): Add new fields to point to hot/cold
11655 section labels: hot_section_label, cold_section_label,
11656 hot_section_end_label and cold_section_end_label; also add new field
11657 for cold text section name, unlikely_text_section_name.
11658 * opts.c (decode_options): Turn off partitioning flag if
11659 !targetm.have_named_sections.
11660 * output.h (hot_section_label): Remove.
11661 (hot_section_end_label): Remove.
11662 (cold_section_end_label): Remove.
11663 (unlikely_section_label): Remove.
11664 (unlikely_text_section_name): Remove.
11665 * passes.c (rest_of_handle_final): Remove code that frees
11666 unlikely_text_section_name.
11667 * varasm.c (unlikely_section_label): Remove.
11668 (hot_section_label): Remove.
11669 (hot_section_end_label): Remove.
11670 (cold_section_end_label): Remove.
11671 (unlikely_text_section_name): Remove.
11672 (initialize_cold_section_name): Modify to call
11673 targetm.strip_name_encoding; to store cold section name in current
11674 function struct, if it exists; and to only use the decl_section_name
11675 if flag_named_sections is true.
11676 (unlikely_text_section): Modify to get section name out of current
11677 function struct, if there is one; otherwise build it from
11678 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
11679 (in_unlikely_text_section): Likewise.
11680 (named_section): Modify to get/put cold section name in current function
11681 struct, if there is one.
11682 (function_section): Change 'bool unlikely' to 'int reloc'; check
11683 targetm.have_named_sections before calling named_section.
11684 (current_function_section): Likewise.
11685 (assemble_start_function): Modify to get/put unlikely_text_section_name
11686 in current function struct; modify to get hot/cold section labels
11687 from function struct; initialize labels using
11688 ASM_GENERATE_INTERNAL_LABEL;
11689 test partitioning flag before writing out hot section label.
11690 (assemble_end_function): Test partitioning flag before writing out
11691 hot/cold section labels.
11692 (default_section_type_flags_1): Modify to use array instead of
11693 char* for unlikely_text_section_name; set flags correctly for
11694 cold text section if there is not a current function decl.
11696 2005-04-09 Jakub Jelinek <jakub@redhat.com>
11698 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
11699 and TI_VA_LIST_FPR_COUNTER_FIELD.
11700 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
11701 * tree-pass.h (pass_stdarg): Add.
11702 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
11703 * tree-stdarg.c: New file.
11704 * tree-stdarg.h: New file.
11705 * Makefile.in (OBJS-common): Add tree-stdarg.o.
11706 (tree-stdarg.o): Add dependencies.
11707 * function.h (struct function): Add va_list_gpr_size and
11708 va_list_fpr_size fields.
11709 * function.c (allocate_struct_function): Initialize them.
11710 * target.h (struct gcc_target): Add stdarg_optimize_hook.
11711 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
11712 (TARGET_INITIALIZER): Add it.
11714 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
11715 va_list_{g,f}pr_counter_field.
11716 (ix86_setup_incoming_varargs): Don't do anything if reg_save
11717 area will not be used. Only save registers that tree-stdarg.c
11718 detected they need saving.
11719 (ix86_va_start): Don't set up fields that won't be used.
11721 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
11722 va_list_{g,f}pr_counter_field.
11723 (setup_incoming_varargs): Don't do anything if reg_save
11724 area will not be used. Only save registers that tree-stdarg.c
11725 detected they need saving.
11726 (rs6000_va_start): Don't set up fields that won't be used.
11728 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
11729 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
11730 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
11731 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
11733 2005-04-09 Jakub Jelinek <jakub@redhat.com>
11736 * config/i386/i386.c (construct_container): Pass empty aligned
11737 struct, union or class in memory.
11739 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
11741 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
11742 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
11743 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
11744 config/rs6000/predicates.md: Fix comment typos.
11746 * sched-int.h (haifa_insn_data): Remove blockage and units.
11747 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
11748 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
11749 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
11751 2005-04-09 Jan Hubicka <jh@suse.cz>
11752 Steven Bosscher <stevenb@suse.de>
11754 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
11755 * cfgloop.c (get_loop_exit_edges): Likewise.
11756 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
11757 (unloop): Likewise.
11758 * loop-unroll.c (analyze_insns_in_loop): Likewise.
11759 * tree-cfg.c (dump_cfg_status): Likewise.
11761 2005-04-09 David Edelsohn <edelsohn@gnu.org>
11763 * config/rs6000/predicates.md (altivec_register_operand): Remove
11764 redundant match_code test.
11765 (gpc_reg_operand): Same.
11766 (cc_reg_operand): Same.
11767 (cc_reg_not_cr0_operand): Same.
11769 2005-04-09 Jan Hubicka <jh@suse.cz>
11771 Forgotten hunk from my last merge patch:
11772 * final.c (output_addr_const): Do not call mark_referenced.
11774 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
11776 * doc/tree-ssa.texi: Add immediate use documentation.
11778 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
11780 * arm.c (FL_WBUF): Define.
11781 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
11782 (arm_is_6_or_7): Delete.
11783 (arm_tune_wbuf): New.
11784 (arm_override_options): Set arm_tune_wbuf.
11785 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
11786 (arm_is_6_or_7): Delete declaration.
11787 (arm_tune_wbuf): New declartion.
11788 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
11789 (model_wbuf): Derive from arm_tune_wbuf.
11790 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
11791 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
11792 (arm740t): Mark CPUs as having a write buffer.
11794 2005-04-09 Uros Bizjak <uros@kss-loka.si>
11796 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
11797 of 'const_double_operand' in operand 2 constraints. Update enable
11800 2005-04-09 Uros Bizjak <uros@kss-loka.si>
11802 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
11803 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
11804 * optabs.h (enum optab_index): Add new OTI_lfloor.
11805 (lfloor_optab): Define corresponding macro.
11806 * optabs.c (init_optabs): Initialize lfloor_optab.
11807 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
11808 and lfloordi2 patterns.
11809 * builtins.c (expand_builtin_int_roundingfn): New prototype.
11810 (expand_builtin_int_roundingfn): New function.
11811 (fold_builtin_int_roundingfn): New prototype.
11812 (fold_builtin_int_roundingfn): New function, renamed from
11813 fold_builtin_lround.
11814 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
11815 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
11816 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
11817 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
11818 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
11819 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
11820 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
11821 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
11822 into lfloor built-in function and (long long int)floor{,f,l} into
11823 llfloor built-in function.
11824 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
11827 2005-04-08 Ian Lance Taylor <ian@airs.com>
11829 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
11830 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
11831 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
11832 (DO_COND, DO_BODY): Likewise.
11833 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
11834 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
11835 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
11836 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
11837 (build_continue_stmt, build_break_stmt): Don't declare.
11838 (c_do_switch_warnings): Update declaration.
11839 * c-gimplify.c (enum bc_t): Remove.
11840 (struct c_gimplify_ctx, ctxp): Remove.
11841 (push_context, pop_context): Remove static functions.
11842 (c_genericize): Don't call push_context or pop_context.
11843 (begin_bc_block, finish_bc_block): Remove static functions.
11844 (build_bc_goto): Likewise.
11845 (gimplify_c_loop): Likewise.
11846 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
11847 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
11848 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
11849 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
11850 * c-common.c (c_do_switch_warnings): Rename from
11851 c_do_switch_warnings_1.
11852 (c_do_switch_warnings) [old version]: Remove.
11853 (c_do_switch_expr_warnings): Remove.
11854 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
11855 function instead of c_do_switch_expr_warnings.
11856 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
11857 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
11858 * c-pretty-print.c (pp_c_statement): Likewise.
11859 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
11861 2005-04-08 Devang Patel <dpatel@apple.com>
11863 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
11864 While selecting replacement condition pay attention to loop header.
11866 2005-04-08 Diego Novillo <dnovillo@redhat.com>
11868 Merge from tree-cleanup-branch: VRP, store CCP, store
11869 copy-prop, incremental SSA updating of FUD chains and
11870 newly exposed symbols.
11872 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
11873 (OBJS-common): Add tree-vrp.o.
11874 (tree-vrp.o): New rule.
11875 * basic-block.h (nearest_common_dominator_for_set): Declare.
11876 * common.opt (ftree-store-ccp): New flag.
11877 (ftree-copy-prop): New flag.
11878 (ftree-vrp): New flag.
11879 (ftree-store-copy-prop): New flag.
11880 * dominance.c (nearest_common_dominator_for_set): New.
11881 * domwalk.c (walk_dominator_tree): Only traverse
11882 statements in blocks marked in walk_data->interesting_blocks.
11883 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
11884 * fold-const.c (fold): Handle ASSERT_EXPR.
11885 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
11886 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
11887 flag_tree_vrp at -O2.
11888 * timevar.def (TV_TREE_VRP): Define.
11889 (TV_TREE_COPY_PROP): Define.
11890 (TV_TREE_STORE_COPY_PROP): Define.
11891 (TV_TREE_SSA_INCREMENTAL): Define.
11892 (TV_TREE_STORE_CCP): Define.
11893 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
11894 to kill_redundant_phi_nodes from comment.
11895 (verify_expr): Handle ASSERT_EXPR.
11896 * tree-dfa.c (mark_new_vars_to_rename): Remove second
11897 argument. Update all users.
11898 (mark_call_clobbered_vars_to_rename): Remove. Update all
11900 * tree-flow-inline.h (unmodifiable_var_p): New.
11901 * tree-flow.h (enum value_range_type): Declare.
11902 (struct value_range_def): Declare.
11903 (value_range): Declare.
11904 (remove_all_phi_nodes_for): Remove. Update all users.
11905 (find_phi_node_for): Declare.
11906 (add_type_alias): Declare.
11907 (count_uses_and_derefs): Declare.
11908 (kill_redundant_phi_nodes): Remove.
11909 (rewrite_into_ssa): Remove.
11910 (rewrite_def_def_chains): Remove.
11911 (update_ssa, register_new_name_mapping, create_new_def_for,
11912 need_ssa_update_p, name_registered_for_update_p,
11913 release_ssa_name_after_update_ssa, dump_repl_tbl,
11914 debug_repl_tbl, dump_names_replaced_by,
11915 debug_names_replaced_by, mark_sym_for_renaming,
11916 mark_set_for_renaming, get_current_def, set_current_def,
11917 get_value_range, dump_value_range, debug_value_range,
11918 dump_all_value_ranges, debug_all_value_ranges,
11919 expr_computes_nonzero, loop_depth_of_name,
11920 unmodifiable_var_p): Declare.
11921 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
11923 * tree-into-ssa.c (block_defs_stack): Update comment.
11924 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
11925 syms_to_rename, names_to_release, repl_tbl,
11926 need_to_initialize_update_ssa_p, need_to_update_vops_p,
11927 need_to_replace_names_p): New locals.
11928 (NAME_SETS_GROWTH_FACTOR): Define.
11929 (struct repl_map_d): Declare.
11930 (struct mark_def_sites_global_data): Add field
11931 interesting_blocks.
11932 (enum rewrite_mode): Declare.
11933 (REGISTER_DEFS_IN_THIS_STMT): Define.
11934 (compute_global_livein): Use last_basic_block instead of
11936 (set_def_block): Remove last argument. Update all callers.
11937 (prepare_use_operand_for_rename): Remove. Update all callers.
11938 (prepare_def_operand_for_rename): Remove. Update all callers.
11939 (symbol_marked_for_renaming): New.
11940 (is_old_name): New.
11941 (is_new_name): New.
11942 (repl_map_hash): New.
11943 (repl_map_eq): New.
11944 (repl_map_free): New.
11945 (names_replaced_by): New.
11946 (add_to_repl_tbl): New.
11947 (add_new_name_mapping): New.
11948 (mark_def_sites): Assume that all the operands in the
11949 statement are in normal form.
11950 (find_idf): Assert that the block in the stack is valid.
11951 (get_default_def_for): New.
11952 (insert_phi_nodes_for): Add new argument 'update_p'.
11954 If update_p is true, add a new mapping between the LHS of
11955 each new PHI and the name that it replaces.
11956 (insert_phi_nodes_1): Only call find_idf if needed.
11957 (get_reaching_def): Call get_default_def_for.
11958 (rewrite_operand): Remove.
11959 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
11960 and REWRITE_THIS_STMT are false.
11961 Assume that all the operands in the statement are in
11963 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
11964 (rewrite_virtual_phi_arguments): Remove.
11965 (invalidate_name_tags): Remove.
11966 (register_new_update_single, register_new_update_set,
11967 rewrite_update_init_block, replace_use,
11968 rewrite_update_fini_block, rewrite_update_stmt,
11969 rewrite_update_phi_arguments): New.
11970 rewrite_blocks): Remove argument 'fix_virtual_phis'.
11971 Add arguments 'entry', 'what' and 'blocks'.
11972 Initialize the dominator walker according to 'what' and
11974 Start the dominator walk at 'entry'.
11975 (mark_def_site_blocks): Add argument 'interesting_blocks'.
11976 Use it to configure the dominator walker.
11977 (rewrite_into_ssa): Remove argument 'all'.
11979 (rewrite_all_into_ssa): Remove.
11980 (rewrite_def_def_chains): Remove.
11981 (mark_def_interesting, mark_use_interesting,
11982 prepare_phi_args_for_update, prepare_block_for_update,
11983 prepare_def_site_for, prepare_def_sites,
11984 dump_names_replaced_by, debug_names_replaced_by,
11985 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
11986 delete_update_ssa, create_new_def_for,
11987 register_new_name_mapping, mark_sym_for_renaming,
11988 mark_set_for_renaming, need_ssa_update_p,
11989 name_registered_for_update_p, ssa_names_to_replace,
11990 release_ssa_name_after_update_ssa,
11991 insert_updated_phi_nodes_for, update_ssa): New.
11992 * tree-loop-linear.c (linear_transform_loops): Call
11993 update_ssa instead of rewrite_into_ssa.
11994 * tree-optimize.c (vars_to_rename): Remove.
11996 (init_tree_optimization_passes): Replace
11997 pass_redundant_phi with pass_copy_prop.
11999 Replace pass_ccp with pass_store_ccp.
12000 Add pass_store_copy_prop after pass_store_ccp.
12001 (execute_todo): If the TODO_ flags don't include updating
12002 the SSA form, assert that it does not need to be updated.
12003 Call update_ssa instead of rewrite_into_ssa and
12004 rewrite_def_def_chains.
12005 If TODO_verify_loops is set, call verify_loop_closed_ssa.
12006 (tree_rest_of_compilation):
12007 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
12008 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
12009 TODO_cleanup_cfg): Renumber.
12010 (TODO_verify_loops, TODO_update_ssa,
12011 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
12012 TODO_update_ssa_only_virtuals): Define.
12013 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
12015 * tree-phinodes.c (make_phi_node): Update documentation.
12016 (remove_all_phi_nodes_for): Remove.
12017 (find_phi_node_for): New.
12018 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
12019 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
12020 (interpret_rhs_modify_expr): Likewise.
12021 * tree-sra.c (decide_instantiations): Mark all symbols in
12022 SRA_CANDIDATES for renaming.
12023 (mark_all_v_defs_1): Rename from mark_all_v_defs.
12024 (mark_all_v_defs): New function. Update all users to call it
12025 with the whole list of scalarized statements, not just the
12027 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
12028 (compute_flow_insensitive_aliasing): If the tag is
12029 unmodifiable and the variable isn't or vice-versa, don't
12030 make them alias of each other.
12031 (setup_pointers_and_addressables): If the type tag for
12032 VAR is about to change, mark the old one for renaming.
12033 (add_type_alias): New.
12034 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
12035 (ccp_lattice_t): Rename from latticevalue.
12036 (value): Remove. Update all users.
12037 (const_val): New local variable.
12038 (do_store_ccp): New local variable.
12039 (dump_lattice_value): Handle UNINITIALIZED.
12040 (debug_lattice_value): New.
12041 (get_default_value): Re-write.
12042 (set_lattice_value): Re-write.
12043 (def_to_varying): Remove. Update all users.
12044 (likely_value): Return VARYING for statements that make
12045 stores when STORE_CCP is false.
12046 Return VARYING for any statement other than MODIFY_EXPR,
12047 COND_EXPR and SWITCH_EXPR.
12048 (ccp_initialize): Re-write.
12049 (replace_uses_in, replace_vuse_in, substitute_and_fold):
12050 Move to tree-ssa-propagate.c.
12051 (ccp_lattice_meet): Handle memory stores when
12052 DO_STORE_CCP is true.
12053 (ccp_visit_phi_node): Likewise.
12054 (ccp_fold): Likewise.
12055 (evaluate_stmt): Likewise.
12056 (visit_assignment): Likewise.
12057 (ccp_visit_stmt): Likewise.
12058 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
12061 (pass_ccp): Use it.
12062 (do_ssa_store_ccp): New.
12063 (gate_store_ccp): New.
12064 (pass_store_ccp): Declare.
12065 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
12066 (may_propagate_copy): Reformat.
12067 Don't abort if ORIG is a virtual and DEST isn't.
12068 If NEW does not have alias information but DEST does,
12070 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
12071 copy_prop_kind, which_copy_prop): Declare.
12072 (stmt_may_generate_copy, get_copy_of_val,
12073 get_last_copy_of, set_copy_of_val, dump_copy_of,
12074 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
12075 copy_prop_visit_stmt, copy_prop_visit_phi_node,
12076 init_copy_prop, fini_copy_prop, execute_copy_prop,
12077 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
12078 store_copy_prop): New.
12079 (pass_copy_prop, pass_store_copy_prop): Declare.
12080 * tree-ssa-dom.c (struct opt_stats_d): Add fields
12081 'num_const_prop' and 'num_copy_prop'.
12082 (cprop_operand): Update them.
12083 (dump_dominator_optimization_stats): Dump them.
12084 (tree_ssa_dominator_optimize): Call update_ssa instead of
12086 (loop_depth_of_name): Declare extern.
12087 (simplify_cond_and_lookup_avail_expr): Guard against NULL
12088 values for LOW or HIGH.
12089 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
12090 (record_equivalences_from_stmt): Call expr_computes_nonzero.
12091 (cprop_operand): Only propagate if VAL != OP.
12092 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
12093 statement for renaming.
12094 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
12095 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
12096 add_type_alias if necessary.
12097 Call mark_new_vars_to_rename.
12098 (tree_ssa_iv_optimize): If new symbols need to be renamed,
12099 mark every statement updated, call update_ssa and
12100 rewrite_into_loop_closed_ssa.
12101 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
12102 from LIVEIN if VAR is a virtual.
12103 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
12104 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
12105 (get_call_expr_operands): Reformat statement.
12106 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
12108 * tree-ssa-propagate.c (ssa_prop_init): Initialize
12109 SSA_NAME_VALUE for every name.
12110 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
12111 get_value_loaded_by): New.
12112 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
12113 substitute_and_fold): Move from tree-ssa-ccp.c.
12114 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
12115 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
12116 get_value_loaded_by, replace_uses_in, substitute_and_fold):
12118 * tree-ssa.c (verify_use): Fix error message.
12119 (propagate_into_addr, replace_immediate_uses, get_eq_name,
12120 check_phi_redundancy, kill_redundant_phi_nodes,
12121 pass_redundant_phi): Remove. Update all users.
12122 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
12123 add_type_alias, if necessary.
12124 * tree-vectorizer.h (struct _stmt_vect_info): Update
12125 documentation for field 'memtag'.
12126 * tree-vrp.c: New file.
12127 * tree.def (ASSERT_EXPR): Define.
12128 * tree.h (ASSERT_EXPR_VAR): Define.
12129 (ASSERT_EXPR_COND): Define.
12130 (SSA_NAME_VALUE_RANGE): Define.
12131 (struct tree_ssa_name): Add field 'value_range'.
12132 (PHI_REWRITTEN): Remove.
12133 (struct tree_phi_node): Remove field 'rewritten'.
12134 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
12135 -ftree-store-copy-prop): Document.
12136 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
12137 Document usage of update_ssa.
12139 2005-04-08 David Edelsohn <edelsohn@gnu.org>
12142 * config/rs6000/predicates.md (altivec_register_operand): Accept
12144 (and64_operand): Do not limit CONST_INT to mask64_operand.
12145 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
12146 (and_operand): Do not limit CONST_INT to mask_operand.
12148 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
12150 PR rtl-optimization/20466
12151 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
12152 for overlap of the address of each list member.
12153 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
12155 2005-04-08 Mike Stump <mrs@apple.com>
12157 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
12159 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
12162 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
12164 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
12166 * function.c (push_function_context_to): Don't set
12167 contains_functions.
12168 * function.h (function): Remove contains_functions.
12169 (current_function_contains_functions): Remove.
12171 * function.h (function): Remove instrument_entry_exit.
12172 (current_function_instrument_entry_exit): Remove.
12174 * function.h (nonlocal_labels): Remove.
12176 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
12178 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
12179 (check_attr_value, write_attr_get, write_expr_attr_cache,
12180 find_attr, make_internal_attr): Don't reference negative_ok or
12182 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
12183 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
12184 (ATTR_STATIC): Adjust the value.
12186 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
12188 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
12190 * config/s390/tpf.h (ASM_SPEC): Define.
12192 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
12194 * tree-flow.h: Remove the prototype for
12195 redirect_immediate_uses.
12196 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
12198 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
12200 * arm.c (arm_const_double_by_parts): New function.
12201 * arm-protos.h (arm_const_double_by_parts): Add prototype.
12202 * arm.md (define_split for 64-bit constants): Add another one.
12204 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
12206 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
12208 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12210 * system.h: Revert last change.
12212 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
12214 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
12215 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
12216 (TARGET_SWITCHES): Delete.
12217 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12218 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
12219 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
12220 * config/xtensa/xtensa.opt: New file.
12222 2005-04-08 Ben Elliston <bje@au.ibm.com>
12224 * config/fp-bit.c: Include L_mul_tf in #endif comment.
12225 * config/fp-bit.h: Tidy comments.
12227 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12229 * system.h: Poison PARAMS.
12231 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
12233 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
12234 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
12235 (TARGET_SWITCHES): Delete.
12236 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
12237 * config/vax/vax.opt: New file.
12239 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
12241 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
12243 2005-04-07 Ian Lance Taylor <ian@airs.com>
12245 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
12247 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
12248 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
12251 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
12253 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
12254 all immediate uses in PHI nodes.
12256 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
12258 * arm.c (arm_const_double_inline_cost): Handle any constant by
12259 using gen_lowpart and gen_highpart_mode.
12260 (note_invalid_constants): All constants in an RTX with a constraint
12261 that permits memory are now pushed to the constant pool.
12262 (output_move_double): Delete code to handle reg to reg and
12263 constant to reg moves.
12264 (const_double_needs_minipool, output_mov_immediate): Delete.
12265 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
12266 CONST_INT and CONST_VECTOR.
12267 * arm.md (ANY64): New mode macro.
12268 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
12269 (movdf_soft_insn): Split reg-reg and const-reg moves.
12270 (split patterns for 64-bit constant and register moves): New.
12271 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
12272 (cirrus_movdf_hard_insn): Likewise.
12273 * fpa.md (movdf_fpa): Likewise.
12274 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
12275 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
12277 (movv2si_internal_2): Likewise.
12278 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
12279 (movdf_vfp): Likewise.
12280 * arm-protos.h (output_mov_immediate): Delete prototype.
12282 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
12285 * simplify-rtx.c (simplify_unary_operation_1): Check
12286 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
12288 2005-04-06 James E Wilson <wilson@specifixinc.com>
12291 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
12294 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
12296 * coverage.h (GCOV_TYPE_NODE): Delete.
12297 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
12298 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
12299 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
12300 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
12301 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
12303 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
12306 * Makefile.in (gcc.pot): Remove options.c dependency.
12307 * optc-gen.awk: Don't quote help strings with N_().
12309 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
12311 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
12312 the function returns a pointer type.
12314 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
12316 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
12317 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
12318 * doc/invoke.texi: Documnet salias-max-implicit-fields.
12319 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
12320 explicit_uses members.
12321 (get_or_create_used_part_for): Initialize new fields.
12322 (fieldoff_compare): New function.
12323 (create_overlap_variables_for): Count number of fields, use
12324 heuristic to determine whether to create subvars for vars with
12325 only implicit uses.
12326 Sort the field list by offset and avoid creating duplicate SFT's.
12328 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
12330 * c.opt (-F): Remove trailing whitespace from help string.
12331 (-finput-charset): Use a tab to separate the switch name and help
12333 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
12334 (-ftree-vectorizer-verbose): Likewise.
12336 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
12338 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
12339 a PHI argument where a use occurs instead of all PHI arguments.
12341 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
12343 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
12346 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
12348 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
12349 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
12350 config/bfin/bfin.h: Fix comment typos.
12352 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
12354 * doc/install.texi: Update the URL for Jacks.
12355 * doc/sourcebuild.texi: Likewise.
12357 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
12360 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
12361 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
12363 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
12365 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
12367 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
12369 * config/v850/v850-protos.h (override_options): Delete.
12370 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
12371 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
12372 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
12373 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
12374 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
12375 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
12376 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
12377 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
12378 (OVERRIDE_OPTIONS): Delete.
12379 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
12380 (small_memory_info): Remove the value field.
12381 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
12382 TARGET_NO_APP_REGS.
12383 * config/v850/v850.c (small_memory): Remove the value field.
12384 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12385 (override_options): Delete.
12386 (v850_handle_memory_option, v850_handle_option): New functions.
12387 * config/v850/v850.opt: New file.
12389 2005-04-06 Geoffrey Keating <geoffk@apple.com>
12391 * config.host: Add a section for generic hosts, and a subsection
12392 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
12393 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
12394 * config/host-darwin.h: New.
12395 * config/x-darwin: New.
12396 * config/i386/host-i386-darwin.c: New.
12397 * config/i386/x-darwin: New.
12398 * config/rs6000/host-darwin.c: Include host-darwin.h.
12399 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
12400 (darwin_rs6000_gt_pch_use_address): Likewise.
12401 * config/rs6000/x-darwin: Change name of .o built, update
12402 dependencies for changes to rs6000/host-darwin.c.
12404 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12407 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
12409 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
12411 * tree-vect-analyze.c (vect_analyze_loop_form): Call
12412 split_loop_exit_edge instead of loop_split_edge_with.
12414 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
12416 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
12417 UNSPEC_SET_VSCR): New constants, used throughout.
12418 (*andc3_v4sf): New.
12419 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
12421 (altivec_vspltis<VI_char>): ... this pattern, using
12422 a QImode const_int_operand for the immediate.
12423 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
12426 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12429 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
12431 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
12433 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
12435 2005-04-06 Ben Elliston <bje@au.ibm.com>
12437 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
12438 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
12439 macros as living in "this file" and not gcc.h.
12441 2005-04-06 Ben Elliston <bje@au.ibm.com>
12443 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
12444 -ftree-live_range_split. Perhaps renamed at some point?
12446 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12449 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
12450 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
12452 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12454 * tree-flow.h (number_of_iterations_cond): Declaration removed.
12455 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
12456 (number_of_iterations_special): New function.
12457 (number_of_iterations_exit): Use number_of_iterations_special.
12458 Use simplify_using_outer_evolutions only at -O3.
12459 (number_of_iterations_cond, tree_simplify_using_condition,
12460 simplify_using_initial_conditions, loop_niter_by_eval,
12461 compare_trees, can_count_iv_in_wider_type_bound,
12462 simplify_using_outer_evolutions): Use fold_build.
12464 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
12466 * doc/install.texi (Configuration): Document --with-java-home.
12468 2005-04-05 Richard Henderson <rth@redhat.com>
12472 * config/i386/i386.c (print_operand): Handle vector zeros.
12473 (ix86_split_to_parts): Handle CONST_VECTOR.
12474 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
12475 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
12476 what modes to tie for MMX and SSE registers.
12477 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
12478 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
12479 to vector modes as well.
12480 * config/i386/predicates.md (const0_operand): Handle VOIDmode
12481 properly as an input mode.
12483 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
12485 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
12487 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
12489 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
12491 2005-04-05 Jakub Jelinek <jakub@redhat.com>
12493 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
12494 and local functions, set sse_nregs to 8 and float_in_sse.
12495 (function_arg_advance, function_arg): If float_in_sse, pass
12496 SFmode and DFmode arguments in SSE registers.
12497 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
12499 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
12500 of -funit-at-a-time.
12502 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
12504 * config/i386/i386-protos.h (ix86_function_value): Accept two
12505 arguments, like the target macro.
12506 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
12507 * config/i386/i386.c (ix86_function_value): Accept the second
12508 argument of the target macro.
12509 (ix86_function_ok_for_sibcall): Pass a function pointer to
12510 ix86_function_value.
12511 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
12512 call to ix86_value_regno).
12513 (ix86_value_regno): Add support for returning floating point values
12516 2005-04-05 Jakub Jelinek <jakub@redhat.com>
12518 PR tree-optimization/20076
12519 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
12520 that call __builtin_return or __builtin_apply_args.
12522 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
12524 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
12525 Use immediate use iterator.
12526 (stmt_is_bumper_for_loop): Use immediate use iterator.
12527 * predict.c (strip_builtin_expect): Use update_stmt.
12528 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
12529 on all elements of a STATEMENT_LIST.
12530 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
12531 (bsi_remove): Remove imm_use links and mark the stmt as modified.
12532 (bsi_replace): Mark stmt as modified and the update it.
12533 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
12534 (expand_complex_libcal): Call update_stmt.
12535 (expand_complex_comparison): Call mark_stmt_modified.
12536 (expand_complex_operations_1): Call update_stmt_if_modified.
12537 (expand_vector_operations_1): Call mark_stmt_modified.
12538 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
12539 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
12540 add_immediate_use, redirect_immediate_use,
12541 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
12542 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
12543 (mark_new_vars_to_rename): Call update_stmt.
12544 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
12545 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
12547 (unmodify_stmt): Delete.
12548 (update_stmt): New. Force an update of a stmt.
12549 (update_stmt_if_modified): update a stmt if it is out of date.
12550 (get_stmt_operands): Verify stmt is NOT modified.
12551 (stmt_modified_p): Update comment.
12552 (delink_imm_use): Remove a use node from its immuse list.
12553 (link_imm_use_to_list): Link a use node to a specific list.
12554 (link_imm_use): Link a node to the correct list.
12555 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
12556 it in the correct list, if appropriate.
12557 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
12558 (relink_imm_use): Link a use node in place of another node in a list.
12559 (relink_imm_use_stmt): LInk a node in place of another node, and set
12561 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
12562 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
12563 (first_safe_imm_use): New. Initialize a safe immuse iterator.
12564 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
12565 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
12566 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
12567 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
12568 (has_zero_uses): New. Return true if there are no uses of a var.
12569 (has_single_use): New. Return true if there is only a single use of a
12571 (single_imm_use): New. Return the simgle immediate use.
12572 (num_imm_uses): New. Return the number of immediate uses.
12573 (get_v_must_def_ops): Use is now a pointer.
12574 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
12575 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
12577 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
12578 (delink_stmt_imm_use): Delink all immuses from a stmt.
12579 (phi_arg_index_from_use): New. Return a phi arg index for a use.
12580 * tree-flow.h (struct dataflow_d): Delete.
12581 (immediate_use_iterator_d): New. Immediate use iterator struct.
12582 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
12583 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
12584 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
12586 (struct stmt_ann_d): Remove dataflow_t from struct.
12587 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
12588 (if_convertible_phi_p): Use FAST immuse iterator.
12589 (if_convertible_loop_p): Don't call compute_immediate_uses.
12590 (replace_phi_with_cond_modify_expr): Call update_stmt.
12591 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
12592 update_stmt_if_modified.
12593 (rewrite_all_into_ssa): Initialize ssa operands.
12594 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
12595 compute_immediate_uses.
12596 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
12597 ssa_property is available.
12598 (execute_one_pass): Change parameters passed to execute_todo.
12599 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
12600 (remove_ssa_form): Call fini_ssa_operands.
12601 (insert_backedge_copies): Delete call to modify_stmt.
12602 * tree-phinodes.c (make_phi_node): Initialize use nodes.
12603 (release_phi_node): Delink any use nodes before releasing.
12604 (resize_phi_node): Relink any use nodes.
12605 (remove_phi_arg_num): Delink the use node.
12606 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
12607 (remove_all_phi_nodes_for): Release phi node first.
12608 * tree-pretty-print.c (dump_generic_node): Print stmt address.
12609 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
12610 (scalarize_use, scalarize_copy): Call update_stmt.
12611 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
12612 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
12613 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
12614 (ccp_initialize): Remove call to compute_immediate_uses.
12615 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
12616 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
12618 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
12619 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
12620 (eliminate_redundant_computations): Call mark_stmt_modified.
12621 (cprop_operand): Call mark_stmt_modified.
12622 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
12623 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
12624 (dse_optimize_stmt): Use new immuse interface.
12625 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
12626 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
12627 (substitute_single_use_vars): Use new immuse interface.
12628 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
12629 and compute_immediate_uses.
12630 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
12632 (rewrite_mem_refs): Call update_stmt.
12633 (determine_lsm): Remove call to compute_imm_uses and free_df.
12634 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
12635 (try_unroll_loop_completely): Call update_stmt.
12636 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
12637 (rewrite_use_compare): Call update_stmt.
12638 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
12639 (rewrite_use) : Call update_stmt.
12640 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
12641 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
12643 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
12644 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
12645 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
12647 (initialize_vuse_operand): New. Initialize a vuse operand.
12648 (initialize_v_may_def_operand): New. Initialize a maydef operand.
12649 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
12650 (finalize_ssa_defs): Use stmt parameter.
12651 (correct_use_link): Ensure a use node is in the correct list, and has
12652 the correct stmt pointer.
12653 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
12654 finalize_ssa_v_must_defs): Also initialize use nodes.
12655 (finalize_ssa_stmt_operands): Pass extra stmt operands.
12656 (build_ssa_operands): Seperate parsing from final operand construction.
12657 (parse_ssa_operands): New. Parse entry point for operand building.
12658 (swap_tree_operands): New. Swap 2 tree operands.
12659 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
12661 (get_expr_operands): Call swap_tree_operands when needed.
12662 (copy_virtual_operands): Use initialize routines for virtual use ops.
12663 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
12664 (verify_abort): New. Issue imm_use error.
12665 (verify_imm_links): New Verify imm_use links for a var.
12666 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
12667 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
12668 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
12669 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
12670 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
12671 (NULL_USE_OPERAND_P) Define.
12672 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
12674 (struct vuse_operand_type): New struct.
12675 (SET_USE): Call set_ssa_use_from_ptr.
12676 (USE_STMT): Define.
12677 (PHI_ARG_INDEX_FROM_USE): Define.
12678 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
12679 argument via SET_USE, not PHI_ARG_DEF_TREE.
12680 * tree-ssa-pre.c (eliminate): Call update_stmt.
12681 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
12683 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
12684 (nearest_common_dominator_of_uses): Use imm_use iterator.
12685 (statement_sink_location): Use imm_use iterator and interface.
12686 (execute_sink_code): Don't call compute_immediate_uses or free-df.
12687 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
12688 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
12689 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
12690 (verify_ssa): Ensure no stmt is marked modify after optimization pass
12691 if new parameter is true.
12692 (init_tree_ssa): Don't initialize operand cache here.
12693 (delete_tree_ssa): Don't destroy operand cache here.
12694 (propagate_into_addr): Pass in a use pointer, return true if anything
12696 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
12697 (check_phi_redundancy): Use imm_use iterator.
12698 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
12700 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
12701 (release_ssa_name): Delink node and all elements in its imm_use list.
12702 * tree-tailcall.c (adjust_return_value): Call update_stmt.
12703 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
12704 * tree-vectorizer.c (need_imm_uses_for): Delete.
12705 (vectorize_loops): Dont call compute_immediate_uses or free_df.
12706 * tree.h (struct ssa_imm_use_d): Define.
12707 (SSA_NAME_IMM_USE_NODE): Define.
12708 (struct tree_ssa_name): Add imm_use node.
12710 (PHI_ARG_IMM_USE_NODE): Define.
12711 (struct phi_arg_d): Add imm_use node.
12712 (struct tree_phi_node): Remove struct dataflow_d element.
12713 (TDF_STMTADDR): Define.
12715 2005-04-05 Dale Johannesen <dalej@apple.com>
12717 * doc/invoke.texi (Optimization Options): Remove
12718 duplicate -fcse-follow-jumps. Add -fweb.
12719 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
12720 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
12722 2005-04-05 Per Bothner <per@bothner.com>
12724 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
12725 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
12726 (warn_uninit): Get EXPR_LOCUS from context now instead.
12727 This fixes a USE_MAPPED_LOCATION testsuite failure.
12729 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
12731 2005-04-05 Per Bothner <per@bothner.com>
12733 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
12734 of the artification 'return 0' in main() to BUILTINS_LOCATION.
12735 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
12738 2004-04-05 Devang Patel <dpatel@apple.com>
12740 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
12741 (lhsr<mode>3): ... new name.
12742 (altivec_vsra<VI_char>): Rename to ..
12743 (ashr<mode>3): ... new name.
12744 * config/rs6000/rs6000.c (builtin_description): Rename shift
12747 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
12749 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
12750 gen_lowpart_for_combine.
12751 * cse.c (gen_lowpart_if_possible): Move...
12752 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
12753 gen_lowpart_SUBREG.
12754 (gen_lowpart_no_emit_general): Use it.
12756 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
12758 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
12761 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
12763 * system.h: Fix typo.
12765 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
12767 * config/bfin/bfin-modes.def: New file.
12768 * config/bfin/bfin-protos.h: New file.
12769 * config/bfin/bfin.c: New file.
12770 * config/bfin/bfin.h: New file.
12771 * config/bfin/bfin.md: New file.
12772 * config/bfin/bfin.opt: New file.
12773 * config/bfin/crti.s: New file.
12774 * config/bfin/crtn.s: New file.
12775 * config/bfin/elf.h: New file.
12776 * config/bfin/lib1funcs.asm: New file.
12777 * config/bfin/predicates.md: New file.
12778 * config/bfin/t-bfin: New file.
12779 * config/bfin/t-bfin-elf: New file.
12780 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
12781 Document new attributes.
12782 (interrupt, interrupt_handler, saveall): Update documentation for
12784 * doc/install.texi (Specific): Add entry for the Blackfin.
12785 * doc/invoke.texi (Blackfin Options): New section.
12786 * doc/md.texi (Blackfin family): New section to document constraints.
12787 * config.gcc: Add bfin*-* and bfin*-elf configurations.
12789 2005-04-05 Olivier Hainque <hainque@adacore.com>
12791 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
12792 match what the system unwinder expects.
12793 * config/mips/mips.c (mips_frame_set): If we're saving the return
12794 address register and the dwarf return address column number differs
12795 from the hard register number, adjust the note reg to refer to the
12798 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
12800 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
12801 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
12802 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
12803 (processor_type): New enum.
12804 (mn10300_processor): New variable.
12805 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
12806 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
12807 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
12808 (PROCESSOR_DEFAULT): New macro.
12809 * config/mn10300/mn10300.c (mn10300_processor): New variable.
12810 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12811 (mn10300_handle_option, mn10300_override_options): New functions.
12812 * config/mn10300/mn10300.opt: New file.
12814 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
12815 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
12817 PR tree-optimization/19903
12818 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
12819 that don't fit in their type after conversion.
12821 2005-04-05 Uros Bizjak <uros@kss-loka.si>
12824 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
12825 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
12826 Allocate local stack slots here. Set ix86_optimize_mode_switching.
12827 flag here. Implement using define_insn_and_split.
12828 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
12829 (frndintxf2_mask_pm_i387): New insn patterns.
12830 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
12831 Do not set ix86_optimize_mode_switching flag.
12832 (ceilsf2, ceildf2, ceilxf2): Same.
12833 (btruncsf2, btruncdf2, btruncxf2): Same.
12834 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
12836 2005-04-05 Ian Lance Taylor <ian@airs.com>
12839 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
12840 i386_pe_record_external_function.
12841 (i386_pe_record_external_function): Update declaration.
12842 * config/i386/winnt.c (struct extern_list): Add decl field.
12843 (i386_pe_record_external_function): Add decl parameter.
12844 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
12846 * config/i386/i386-protos.h (i386_pe_record_external_function):
12847 Update declaration.
12849 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
12851 * config/m68k/m68k-protos.h: Add a prototype for
12852 valid_dbcc_comparison_p_2.
12853 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
12854 extend_operator, const_uint32_operand, const_sint32_operand,
12855 general_src_operand, nonimmediate_src_operand,
12856 memory_src_operand, post_inc_operand, pre_dec_operand,
12857 pcrel_address): Move to predicates to predicates.md.
12858 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
12859 * config/m68k/m68k.md: Include predicates.md.
12860 * config/m68k/predicates.md: New.
12862 2005-04-04 Roger Sayle <roger@eyesopen.com>
12864 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
12866 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
12868 2005-04-04 Ian Lance Taylor <ian@airs.com>
12870 * c-typeck.c (struct c_switch): Rename switch_stmt field to
12872 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
12873 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
12874 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
12875 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
12876 * c-common.c (c_do_switch_warnings_1): New static function broken
12877 out of c_do_switch_warnings.
12878 (c_do_switch_warnings): Call c_do_switch_warnings_1.
12879 (c_do_switch_expr_warnings): New function.
12880 * c-common.h (c_do_switch_expr_warnings): Declare.
12882 2005-04-04 David Edelsohn <edelsohn@gnu.org>
12883 Daniel Jacobowitz <dan@codesourcery.com>
12885 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
12887 * rtlanal.c (may_trap_p): Same.
12889 2005-04-04 Dale Johannesen <dalej@apple.com>
12891 * ChangeLog: remove reference to ChangeLog.12.
12893 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
12895 CRIS epilogue as RTL.
12896 * config/cris/cris.md: Change all 0 in unspec 0 to
12898 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
12899 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
12901 ("return"): Change to define_expand. Call cris_expand_return for
12903 ("*return_expanded"): New pattern.
12904 ("epilogue"): New define_expand.
12905 * config/cris/cris.h (PREDICATE_CODES): Add
12906 cris_load_multiple_op.
12907 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
12909 (enum cris_retinsn_type): New.
12910 (struct machine_function): New member return_type.
12911 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
12912 (cris_target_asm_function_epilogue): Remove, moving RTLified
12914 (cris_expand_epilogue): New function.
12915 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
12916 (cris_gen_movem_load, cris_load_multiple_op)
12917 (cris_return_address_on_stack_for_return, cris_expand_return): New
12919 (cris_target_asm_function_prologue)
12920 (cris_initial_frame_pointer_offset): Call
12921 cris_reg_saved_in_regsave_area instead of complicated expression.
12922 Call cris_return_address_on_stack instead of an expression.
12923 (cris_print_operand) <case 'o', case 'O'>: New cases.
12924 (cris_return_address_on_stack): Change return-type to bool.
12925 (cris_simple_epilogue): Ditto. Return false if registers are
12927 * config/cris/cris-protos.h (cris_simple_epilogue)
12928 (cris_return_address_on_stack): Adjust prototype return type.
12929 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
12930 (cris_return_address_on_stack_for_return): New prototypes.
12932 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12934 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
12935 gpr_or_int12_operand.
12937 * config/frv/frv-protos.h: Add a prototype to
12938 frv_legitimate_memory_operand and frv_const_unspec_p.
12939 (frv_unspec): Move from frv.c.
12940 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
12941 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
12942 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
12943 gpr_or_fpr_operand, gpr_or_int12_operand,
12944 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
12945 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
12946 int6_operand, int5_operand, uint5_operand, uint4_operand,
12947 uint1_operand, int_2word_operand, uint16_operand,
12948 upper_int16_operand, integer_register_operand,
12949 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
12950 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
12951 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
12952 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
12953 move_destination_operand, movcc_fp_destination_operand,
12954 frv_function_symbol_referenced_p, move_source_operand,
12955 condexec_dest_operand, condexec_source_operand,
12956 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
12957 const_unspec_operand, gpr_or_memory_operand,
12958 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
12959 icc_operand, fcc_operand, cc_operand, icr_operand,
12960 fcr_operand, cr_operand, call_operand, sibcall_operand,
12961 symbolic_operand, relational_operator,
12962 integer_relational_operator, float_relational_operator,
12963 ccr_eqne_operator, minmax_operator,
12964 condexec_si_binary_operator, condexec_si_media_operator,
12965 condexec_si_divide_operator, condexec_si_unary_operator,
12966 condexec_sf_conv_operator, condexec_sf_add_operator,
12967 condexec_memory_operand, intop_compare_operator, acc_operand,
12968 even_acc_operand, quad_acc_operand, accg_operand: Move to
12970 * config/frv/frv.h (PREDICATE_CODES): Remove.
12971 * config/frv/frv.md: Include predicates.md.
12972 * config/frv/predicates.md: New.
12974 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12977 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
12978 * tree-ssa-loop-ivopts.c: Include langhooks.h.
12979 (add_standard_iv_candidates_for_size): New function, extracting code
12980 from add_standard_iv_candidates and parameterizing it by type size.
12981 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
12983 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12985 * system.h (GCOV_SIZE_TYPE): Unposion.
12986 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
12987 (GCOV_TYPE_SIZE): ...this new macro.
12988 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
12989 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
12990 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
12991 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
12992 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
12993 instead of unsigned_intSI_type_node.
12994 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
12995 (rtl_gen_one_value_profiler_no_edge_manipulation)
12996 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
12997 * value-prof.c: Include coverage.h.
12999 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
13000 Diego Novillo <dnovillo@redhat.com>
13002 Fix PR tree-optimization/20703
13003 Fix PR tree-optimization/20725
13005 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
13006 (create_expression_by_pieces): Ditto.
13007 (valid_in_set): Ditto. Also handle tcc_declaration.
13008 (find_or_generate_expression): Handle comparison class.
13009 (insert_into_preds_of_block): Ditto.
13010 (insert_aux): Ditto.
13011 (create_value_expr_from): Handle comparison class, recursively
13012 handle reference nodes.
13013 (compute_avail): Handle comparison classes, rewrite a little cleaner.
13014 (execute_pre): Fix spacing.
13015 (do_fre): Renamed to execute_fre.
13017 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13019 * doc/invoke.texi (SPARC options): Document that
13020 -mlittle-endian is not supported on Linux either.
13022 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13026 * config.gcc (Obsolete configurations): Remove
13027 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
13028 (sparclite-*-coff*): Delete.
13029 (sparclite-*-elf*): Likewise.
13030 (sparc86x-*-elf*): Likewise.
13031 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
13032 * config/sparc/lite.h: Delete.
13033 * config/sparc/litecoff.h: Likewise.
13034 * config/sparc/liteelf.h: Likewise.
13035 * config/sparc/sp86x-elf.h: Likewise.
13036 * config/sparc/t-sparclite: Likewise.
13037 * config/sparc/t-sp86x: Likewise.
13039 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
13041 * config/s390/s390-protos.h: (s390_comparison,
13042 s390_alc_comparison, s390_slb_comparison, const0_operand,
13043 consttable_operand, larl_operand, s_operand,
13044 shift_count_operand, bras_sym_operand, load_multiple_operation,
13045 store_multiple_operation, s390_plus_operand): Remove prototypes.
13046 (s390_legitimate_address_without_index_p): New prototype.
13047 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
13049 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
13050 const0_operand, consttable_operand, larl_operand, s_operand,
13051 shift_count_operand, bras_sym_operand, load_multiple_operation,
13052 store_multiple_operation, s390_plus_operand): Move to
13054 (check_mode): Remove.
13055 (s390_branch_condition_mask): Remove 'static'. Move prototype to
13057 (s390_legitimate_address_without_index_p): New.
13058 * config/s390/s390.h (PREDICATE_CODES): Remove.
13059 * config/s390/s390.md: Include predicates.md.
13060 * config/s390/predicates.md: New.
13062 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13065 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
13066 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
13067 (NEED_INDICATE_EXEC_STACK): Define to 1.
13068 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
13069 (NEED_INDICATE_EXEC_STACK): Define to 1.
13070 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
13071 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
13072 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
13073 (pic_helper_emitted_p): New global.
13074 (emit_pic_helper): New function extracted from...
13075 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
13076 Do not call emit_pic_helper if delay_pic_helper is true.
13077 (sparc_expand_prologue): Pass 'false' to load_pic_register.
13078 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
13079 (sparc_file_end): New function.
13081 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
13083 * config/mcore/mcore-protos.h: Remove the prototypes for
13084 mcore_arith_reg_operand, mcore_general_movsrc_operand,
13085 mcore_general_movdst_operand, mcore_reload_operand,
13086 mcore_arith_J_operand, mcore_arith_K_operand,
13087 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
13088 mcore_arith_K_S_operand, mcore_arith_imm_operand,
13089 mcore_arith_any_imm_operand, mcore_arith_O_operand,
13090 mcore_literal_K_operand, mcore_addsub_operand,
13091 mcore_compare_operand, mcore_load_multiple_operation,
13092 mcore_store_multiple_operation, mcore_call_address_operand.
13093 Add a prototype for const_ok_for_mcore.
13094 * config/mcore/mcore.c (mcore_call_address_operand,
13095 mcore_general_movsrc_operand, mcore_general_movdst_operand,
13096 mcore_arith_reg_operand, mcore_reload_operand,
13097 mcore_arith_J_operand, mcore_arith_K_operand,
13098 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
13099 mcore_arith_M_operand, mcore_arith_imm_operand,
13100 mcore_arith_any_imm_operand, mcore_arith_O_operand,
13101 mcore_literal_K_operand, mcore_addsub_operand,
13102 mcore_compare_operand, mcore_load_multiple_operation,
13103 mcore_store_multiple_operation): Move to predicates.md.
13104 (const_ok_for_mcore): Export.
13105 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
13106 * config/mcore/mcore.md: Include predicates.md.
13107 * config/mcore/predicates.md: New.
13109 * config/mcore/predicates.md: Fix a comment typo.
13111 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
13112 Adrian Straetling <straetling@de.ibm.com>
13114 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
13115 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
13116 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
13118 ("imul"): Removed from "type" attribute.
13119 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
13120 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
13121 Changed type to imulsi.
13122 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
13124 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
13126 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
13127 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
13128 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
13129 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
13130 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
13131 (TARGET_SWITCHES, mcore_stack_increment_string)
13132 (TARGET_OPTIONS): Delete.
13133 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
13134 than *_BIT constants.
13135 (TARGET_8ALIGN): #undef old definition before redefining to 1.
13136 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
13137 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
13138 (mcore_override_options): Delete mcore_stack_increment code.
13139 Change use of M340_BIT to MASK_M340.
13140 * config/mcore/mcore.opt: New file.
13142 2005-04-04 Ian Lance Taylor <ian@airs.com>
13144 * config/arm/arm.c (replace_symbols_in_block): Remove static
13147 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
13149 * config/fr30/fr30-protos.h: Remove the prototypes for
13150 stack_add_operand, add_immediate_operand,
13151 high_register_operand, low_register_operand, call_operand,
13152 di_operand, and nonimmediate_di_operand.
13153 * config/fr30/fr30.c (stack_add_operand,
13154 add_immediate_operand, high_register_operand,
13155 low_register_operand, call_operand, di_operand,
13156 nonimmediate_di_operand): Move to predicates.md.
13157 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
13158 * config/fr30/fr30.md: Include predicates.md.
13159 * config/fr30/predicates.md: New.
13161 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
13162 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
13163 mcore_call_address_operand.
13165 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
13166 general_movsrc_operand.
13168 2005-04-04 Alan Modra <amodra@bigpond.net.au>
13170 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
13173 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
13176 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
13179 2005-04-04 Richard Henderson <rth@redhat.com>
13180 Jakub Jelinek <jakub@redhat.com>
13182 PR rtl-optimization/16104
13183 * fold-const.c (fold_unary): Fix folding of vector conversions.
13185 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
13187 * config.gcc (xstormy16-*-elf): Set extra_options.
13188 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
13189 * config/stormy16/stormy16.opt: New file.
13191 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
13193 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
13194 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
13195 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
13196 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
13197 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
13198 (TARGET_UNIX_ASM): Delete.
13199 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
13200 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
13201 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
13202 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13203 * config/pdp11/pdp11.opt: New file.
13205 2005-04-03 Roger Sayle <roger@eyesopen.com>
13206 Alexandre Oliva <aoliva@redhat.com>
13209 * fold-const.c (non_lvalue): Split tests into...
13210 (maybe_lvalue_p): New function.
13211 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
13212 C++ front-end prior to lowering into gimple form.
13214 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
13217 BUILT_IN_STRNCASECMP): New.
13218 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
13221 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
13224 * arm.md (addsi3_compare0_for_combiner): Delete.
13225 (addsi3_compare0_scratch_for_combiner): Delete.
13226 (cmpsi_neg_shiftsi): Delete.
13227 (compare_negsi_si): New pattern.
13228 (cmpsi_negshiftsi_si): New pattern.
13229 (negated_cbranchsi4): Restrict to equality_operator.
13231 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
13234 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
13236 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
13239 * doc/install.texi: Fix a typo.
13241 2005-04-03 Steven Bosscher <stevenb@suse.de>
13243 PR middle-end/20648
13244 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
13245 a computed goto if the edge to the computed goto block has
13246 incoming abnormal edges. Clarify how the function works.
13248 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
13250 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
13251 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
13252 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
13253 hash_scan_set, reg_set_between_after_reload_p,
13254 reg_used_between_after_reload_p, get_avail_load_store_reg,
13255 eliminate_partially_redundant_load): Likewise.
13256 * postreload.c (reload_cse_simplify_set,
13257 reload_combine_note_use): Likewise.
13258 * predict.c (predict_insn, expected_value_to_br_prob,
13259 propagate_freq, expensive_function_p): Likewise.
13260 * print-rtl.c (print_rtx): Likewise.
13261 * profile.c (instrument_edges, instrument_values,
13262 compute_branch_probabilities, branch_prob, union_groups,
13263 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
13264 * protoize.c (in_system_include_dir, file_could_be_converted,
13265 file_normally_convertible, gen_aux_info_file, seek_to_line,
13266 do_cleaning): Likewise.
13267 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
13268 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
13269 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
13271 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
13273 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
13274 * modulo-sched.c (undo_replace_buff_elem): New structure.
13275 (kernel_number_of_cycles, ps_unschedule_node,
13276 undo_generate_reg_moves,free_undo_replace_buff,
13277 undo_permute_partial_schedule, loop_single_full_bb_p,
13278 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
13279 build_loops_structure, get_sched_window): New.
13280 (generate_reg_moves): Return undo_replace_buff_elem and other
13282 (generate_prolog_epilog): Remove old loop versioning.
13283 (sms_schedule): Use loop information and loop_version.
13284 (sms_schedule_by_order): Split part of it to get_sched_window.
13285 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
13286 cfg_layout_finalize and free_dominance_info before/after SMS.
13288 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
13290 * cfghooks.c (lv_flush_pending_stmts,
13291 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
13292 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
13293 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
13294 lv_add_condition_to_bb,
13295 lv_adjust_loop_header_phi, extract_cond_bb_edges,
13296 flush_pending_stmts): New in cfg_hooks structure.
13297 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
13298 extract_cond_bb_edges, lv_adjust_loop_header_phi,
13299 lv_add_condition_to_bb): New declarations.
13300 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
13302 (loop_version): Declare.
13303 * cfgloopmanip.c (cfghooks.h): Include.
13304 (duplicate_loop_to_header_edge): Change return type to bool.
13305 (loop_version, lv_adjust_loop_entry_edge): Move here.
13306 * cfgrtl.c (cfgloop.h): Include.
13307 (rtl_verify_flow_info_1): Fix.
13308 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
13309 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
13311 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
13312 tree_lv_add_condition_to_bb): New.
13313 (tree_cfg_hooks): Add new hooks to initialization.
13314 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
13315 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
13317 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
13319 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
13320 xstormy16_below100_or_register,
13321 xstormy16_splittable_below100_or_register, and
13322 nonimmediate_nonstack_operand.
13324 * config/stormy16/stormy16-protos.h: Remove the prototypes for
13325 xstormy16_ineqsi_operator, equality_operator,
13326 inequality_operator, shift_operator,
13327 xstormy16_below100_operand, xstormy16_below100_or_register,
13328 xstormy16_splittable_below100_or_register,
13329 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
13330 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
13331 equality_operator, inequality_operator,
13332 xstormy16_below100_operand, xstormy16_below100_or_register,
13333 xstormy16_splittable_below100_or_register,
13334 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
13335 nonimmediate_nonstack_operand, shift_operator): Move to
13337 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
13338 * config/stormy16/stormy16.md: Include predicates.md.
13339 * config/stormy16/predicates.md: New.
13341 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
13343 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
13344 small_int, large_int, reg_or_0_operand, simple_memory_operand,
13345 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
13346 move_operand, power_of_2_operand): Move to predicates.md.
13347 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
13348 PREDICATE_CODE): Remove.
13349 * config/iq2000/iq2000.md: Include predicates.md.
13350 * config/iq2000/predicates.md: New.
13352 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
13354 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
13355 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
13356 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
13357 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
13358 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
13359 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
13360 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
13361 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
13362 (TARGET_M68HC11): Delete.
13363 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
13364 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
13365 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
13366 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
13367 (nb_soft_regs): Delete.
13368 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
13369 (m68hc11_override_options): Remove the code that caters for MASK_M6811
13370 and MASK_M6812 being set simultaneously. Change the code that sets
13371 the default m68hc11_soft_reg_count to use integers instead of strings.
13372 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
13373 m68hc11_soft_reg_count (which now has an int type) as the number
13375 * config/m68hc11/m68hc11.opt: New file.
13377 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
13379 * config/fr30/fr30.h (PREDICATE_CODES): Remove
13380 fp_displacement_operand, sp_displacement_operand.
13382 * config/m68hc11/m68hc11-protos.h: Add a prototype for
13384 Remove the prototypes for tst_operand, cmp_operand,
13385 stack_register_operand, d_register_operand,
13386 hard_addr_reg_operand, splitable_operand,
13387 m68hc11_logical_operator, m68hc11_arith_operator,
13388 m68hc11_non_shift_operator, m68hc11_shift_operator,
13389 m68hc11_unary_operator, m68hc11_eq_compare_operator,
13390 non_push_operand, hard_reg_operand, and
13391 reg_or_some_mem_operand.
13392 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
13394 (tst_operand, cmp_operand, non_push_operand,
13395 splitable_operand, reg_or_some_mem_operand,
13396 stack_register_operand, d_register_operand,
13397 hard_addr_reg_operand, hard_reg_operand,
13398 m68hc11_eq_compare_operator, m68hc11_logical_operator,
13399 m68hc11_arith_operator, m68hc11_non_shift_operator,
13400 m68hc11_shift_operator, m68hc11_unary_operator): Move to
13402 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
13403 * config/m68hc11/m68hc11.md: Include predicates.md.
13404 * config/m68hc11/predicates.md: New.
13406 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
13409 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
13410 change checked in along with 2005-03-03's patch for debug/20253.
13411 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
13412 (remap_decl): Insert type decl in map earlier.
13414 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
13416 PR tree-optimization/20640
13417 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
13418 post-dominator if it has phi nodes.
13419 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
13420 before dead statements.
13422 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
13424 PR middle-end/20491
13425 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
13427 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
13429 PR rtl-optimization/20290
13430 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
13431 in every iteration if the entry point is the exit test.
13433 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
13435 * config/cris/cris.md (attribute "length"): Define.
13437 2005-04-02 Geoffrey Keating <geoffk@apple.com>
13439 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
13440 (word_offset_memref_operand): New.
13441 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
13442 (indexed_or_indirect_operand): Delete.
13443 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
13444 (indexed_or_indirect_operand): Delete.
13446 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
13449 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
13452 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
13453 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
13455 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13457 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
13459 2005-04-01 Ian Lance Taylor <ian@airs.com>
13461 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
13462 (rus, prus): Remove static variables.
13463 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
13464 (process_command): Permit report_times and use_pipes together.
13466 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
13468 * c-decl.c (validate_proto_after_old_defn): Look at
13469 TYPE_MAIN_VARIANT of argument types.
13471 2005-04-01 Paul Brook <paul@codesourcery.com>
13473 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
13474 (arm_output_function_epilogue): Allow call_via_SP.
13475 (thumb_call_via_reg, arm_file_end): Ditto.
13476 * config/arm/arm.h (struct machine_function): Include space for SP.
13477 (thumb_call_via_label): Update declaration.
13479 2005-04-01 Ian Lance Taylor <ian@airs.com>
13481 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
13482 doing a peephole optimization, once again put any notes in the
13485 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13487 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
13489 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
13491 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
13492 (block_alloc, find_free_reg): Likewise.
13493 * loop-doloop.c (doloop_modify): Likewise.
13494 * loop-invariant.c (record_use): Likewise.
13495 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
13496 get_iv_value, canon_condition, eliminate_implied_condition,
13497 eliminate_implied_condition, simplify_using_initial_values,
13498 shorten_into_mode, canonicalize_iv_subregs,
13499 iv_number_of_iterations): Likewise.
13500 * loop-unroll.c (expand_var_during_unrolling): Likewise.
13501 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
13502 unswitch_loop): Likewise.
13503 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
13504 move_movables, replace_call_address, find_and_verify_loops,
13505 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
13506 record_giv, final_giv_value, general_induction_var,
13507 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
13508 loop_giv_dump): Likewise.
13510 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
13511 GCOV_CHECK_WRITING): Remove.
13512 (gcov_position, gcov_rewrite): Use gcc_assert.
13513 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
13514 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
13515 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
13518 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13520 * tree-inline.c: Fix a typo.
13522 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
13524 * configure.ac (enable-checking): Explicitly set all variables for
13525 collective switch values. Alphabetize variables. Rename
13526 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
13528 * doc/install.texi (enable-checking): Update documentation.
13529 * configure: Rebuilt.
13531 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13533 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
13536 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
13538 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
13539 Also reject cases where this pattern will cause load delay stalls
13540 unless optimizing for size and it will produce a shorter sequence.
13541 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
13542 variants to avoid pre-adjusting the base when possible.
13544 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
13546 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
13547 the frame and argument pointers.
13548 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
13549 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
13550 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
13551 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
13552 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
13553 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
13555 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
13557 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
13558 with entry for selectany attribute.
13559 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
13561 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
13562 (i386_pe_asm_named_section): Handle sections generated by
13563 selectany attribute.
13564 * doc/extend.texi (selectany): Document attribute.
13566 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
13567 Jan Hubicka <jh@suse.cz>
13569 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
13570 to fix addresses involving EBP and ESP.
13571 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
13572 for SUBREGed registers.
13573 (legitimate_address_p): Accept SUBREGed registers.
13575 2005-04-01 Jakub Jelinek <jakub@redhat.com>
13578 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
13579 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
13582 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13584 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
13586 2005-04-01 James E Wilson <wilson@specifixinc.com>
13589 * dwarf2out.c (rtl_for_decl_init): New function.
13590 (rtl_for_decl_location): Extracted from here.
13591 (tree_add_const_value_attribute): Call rtl_for_decl_init and
13592 add_const_value_attribute. Delete initializer_constant_valid_p call.
13594 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13596 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
13597 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
13598 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
13599 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
13600 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
13601 config/i386/i386.md, config/rs6000/predicates.md,
13602 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
13603 config/s390/s390.c, config/stormy16/stormy16.c,
13604 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
13607 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
13610 * gimplify.c (gimplify_expr): Create a temporary for lvalue
13611 COND_EXPR and CALL_EXPR.
13613 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
13616 * genautomata.c (first_cycle_unit_presence): Check all alternative
13617 states for unit presence.
13619 * doc/md.texi: Remove remark about impossibility to query unit
13620 presence in non nondeterministic automaton state.
13622 * config/ia64/ia64.c (get_template): Change order of unit querying.
13624 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13626 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
13629 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
13631 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
13632 flag for edges outside any loops.
13634 2005-03-31 Janis Johnson <janis187@us.ibm.com>
13636 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
13638 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13640 * tree-ssa-alias.c: Follow spelling conventions.
13641 * doc/tree-ssa.texi: Fix a typo.
13643 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
13645 * postreload-gcse.c: Include target.h.
13646 (gcse_after_reload_main): Return early if we cannot modify jumps.
13647 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
13649 2005-03-31 David Edelsohn <edelsohn@gnu.org>
13651 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
13652 expensive operations.
13654 2005-03-31 Ian Lance Taylor <ian@airs.com>
13656 * collect2.c (lderrout): New variable.
13657 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
13658 if it is set, to stderr.
13659 (handler): Unlink lderrout if it is set.
13660 (dump_file): Add "to" parameter. Change all callers.
13661 (main): Initialize lderrout.
13662 (collect_execute): Add errname parameter. Change all callers.
13663 Rename redir parameter to outname. Never pass
13664 PEX_STDERR_TO_STDOUT to pex_run.
13665 * collect2.h (collect_execute, dump_file): Update declarations.
13666 * tlink.c (tlink_execute): Add errname parameter. Change all
13668 (do_tlink): Check lderrout as well as ldout.
13670 2005-03-31 Caroline Tice <ctice@apple.com>
13672 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
13673 (bb-reorder.o): Add errors.h to list of requirements.
13674 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
13675 profiledbootstrap flags.
13676 * bb-reorder.c (errors.h): Add new include.
13677 (struct bbro_basic_block_data_def): Add new field, in_trace.
13678 (add_unlikely_executed_notes): Remove function.
13679 (mark_bb_for_unlikely_executed_section): Remove function.
13680 (insert_section_boundary_note): New function.
13681 (verify_hot_cold_block_grouping): New function.
13682 (push_to_next_round_p): Remove variables and tests that push all
13683 cold blocks to last round.
13684 (find_traces): Remove code that added extra round of trace finding
13685 when doing partitioning.
13686 (find_traces_1_round) : Remove variable last_round; add code to
13687 update new struct field, in_trace; correct trace_length where it was
13688 incorrect before (after call to copy_bb); change code that pushed all
13689 cold blocks to last round. Instead verify that all blocks going into
13690 a trace belong in the same partition.
13691 (connect_traces): Modify to connect the traces in two passes, if the
13692 function contains both hot and cold blocks. The first pass connects
13693 all the traces for blocks in the partition that the first block in
13694 the function belongs to; the second pass connnects all the traces
13695 containing blocks that belong in the other partition.
13696 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
13697 code that automatically put the first block in a function into the
13698 hot partition if the function had any hot blocks.
13699 (fix_crossing_unconditional_branches): Check number of succ edges
13700 before attempting to get one.
13701 (fix_edges_for_rarely_executed_code): Update comment describing
13703 (reorder_basic_blocks): Add code to initialize new field (in_trace);
13704 remove call to add_unlikely_executed_notes; add call to
13705 verify_hot_cold_block_grouping.
13706 (duplicate_computed_gotos): Don't change computed goto if it's a
13708 (partition_hot_cold_basic_blocks): Update function comment.
13709 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
13711 (try_forward_edges): Likewise.
13712 (merge_blocks_move_predecessor_nojumps): Likewise.
13713 (merge_blocks_move_successor_nojumps): Likewise.
13714 (merge_blocks_move): Likewise.
13715 (try_crossjump_bb): Likewise.
13716 * cfglayout.c (update_unlikely_executed_notes): Remove function.
13717 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
13718 notes to cold bb's; remove call to update_unlikely_executed_notes.
13719 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
13720 NOTE_INSN_SWITCH_TEXT_SECTIONS.
13721 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
13722 function declaration.
13723 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
13724 from consideration.
13725 (rtl_can_merge_blocks): Remove redundancy from condition.
13726 (try_redirect_by_replacing_jump): Likewise.
13727 (force_nonfallthru_and_redirect): Remove code for adding
13728 UNLIKELY_EXECUTED_CODE notes to cold bb's.
13729 (commit_one_edge_insertion): Likewise.
13730 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
13731 * dbxout.c (FORCE_TEXT): Replace function_section with
13732 current_function_section.
13733 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
13734 function, switch_text_section.
13735 (struct xcoff_debug): Likewise.
13736 (dbxout_function_end): Add code to put out label diffs for both
13737 hot and cold sections.
13738 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
13739 for new debug_hooks funciton, switch_text_section..
13740 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
13741 switch_text_section.
13742 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
13743 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
13744 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
13745 dw_fde_switched_sections.
13746 (output_call_frame_info): Add test to see if function switches text
13747 sections in the middle; if so, use appropriate extra hot and cold
13748 section labels to compute size deltas for the hot and cold sections.
13749 (dwarf2out_begin_prologue): Add code to initialize new fields in
13751 (dwarf2out_switch_text_section): New function (invoked through
13752 debug_hook); updates new fields in dw_fde_struct appropriately and
13753 increments separate_line_info_table_in_use.
13754 (dwarf2_debug_hooks): Initialize switch_text_section function to be
13755 dwarf2out_switch_text_section.
13756 (struct var_loc_node): Add new field, section_label.
13757 (output_aranges): Add code to check whether in hot or cold section and
13758 use the appropriate label in calculating deltas.
13759 (output_ranges): Likewise.
13760 (output_line_info): Add code to check which section we're in and
13761 use appropriate hot/cold label.
13762 (add_location_or_constant_value_attribute): Likewise.
13763 (gen_subprogam_die): Modify arange attributes to use correct labels.
13764 (dwarf2out_begin_block): Change call to function_section into call to
13765 current_function_section.
13766 (dwarf2out_end_block): Likewise.
13767 (dwarf2out_source_line): Likewise.
13768 (dwarf2out_var_location): Add code to check whether in hot or cold
13769 section and use the appropriate label.
13770 * except.c (output_function_exception_table): Change call to
13771 function_section into call to current_function_section.
13772 * final.c (profile_function): Likewise.
13773 (scan_ahead_for_unlikely_executed_note): Remove function.
13774 (final_scan_insn): Remove calls to
13775 scan_ahead_for_unlikely_executed_note, and related code for switching
13776 to cold section, except for the single time
13777 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
13778 debug_hooks->switch_text_sections; replace appropriate calls to
13779 function_section with calls to current_function_section.
13780 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
13781 test_bb to condition.
13782 (find_if_case_2): Likewise.
13783 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
13784 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
13785 * opts.c (decode_options): Change warning about hot/cold partitioning
13786 with exceptionss to inform (so as not to cause bootstrap failures);
13787 remove warning about partitioning with DWARF debug info.
13788 * output.h (current_function_section): Add new function decl.
13789 (insert_section_boundary_note): Likewise.
13790 (enum in_section): Move this declaration here from varasm.c.
13791 (unlikely_section_label): Likewise.
13792 (unlikely_text_section_name): Likewise.
13793 (last_text_section_name): New global variable.
13794 (last_text_section): Likewise.
13795 (hot_section_label): Likewise.
13796 (hot_section_end_label): Likewise.
13797 (cold_section_end_label): Likewise.
13798 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
13799 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
13800 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
13801 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
13802 insn from consideration.
13803 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
13804 switch_text_section.
13805 * varasm.c (basic-block.h): Add new include.
13806 (unlikely_section_label_printed): Remove global variable.
13807 (unlikely_section_label): Make global variable not be static any more.
13808 (unlikely_text_section_name): Likewise.
13809 (hot_section_end_label): New global variable (not static)
13810 (first_function_block_is_cold): Likewise.
13811 (hot_section_label): Likewise.
13812 (cold_section_end_label): Likewise..
13813 (last_text_section): New global variable, not static.
13814 (last_text_section_name): New global variable, not static.
13815 (initialize_cold_section_name): New function.
13816 (enum in_section): Move declaration to output.h.
13817 (text_section): Update last_text_section.
13818 (unlikely_text_section): Replace code to determine cold section name
13819 with call to initialize_cold_section_name; Add code to update
13820 last_text_section; remove code for printing out label.
13821 (named_section_real): Add code to update last_text_section and
13822 last_text_section_name as appropriate.
13823 (function_section): Change test for 'unlikely' to depend on
13824 first_function_block_is_cold (moved old test to
13825 current_function_section).
13826 (current_function_section): New function.
13827 (assemble_start_function): Move code that frees
13828 unlikely_text_section_name; initialize hot_section_end_label;
13829 print hot and cold section labels at the start of the function;
13830 set first_function_block_is_cold, if appropriate; initialize l
13831 ast_text_section; add call to insert_section_boundary_note.
13832 (assemble_end_function): Add code to write out hot and cold section
13834 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
13835 switch_text_section.
13836 * config/darwin.c (machopic_select_section): Replace incorrect
13837 function in base_funs; update reloc for cold sections if necessary.
13838 * config/darwin.h (SECTION_FUNCTION): Add code to update
13839 last_text_section if appropriate.
13840 (text_unlikely_section): Remove.
13841 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
13842 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
13843 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
13844 partitioning for this architecture.
13846 2005-03-31 Olivier Hainque <hainque@adacore.com>
13848 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
13849 defined and non-zero.
13851 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
13854 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
13857 2005-03-31 Alan Modra <amodra@bigpond.net.au>
13860 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
13861 label operand. Remove (use (unspec..)). Don't emit a label on
13863 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
13864 generate inline label for load_toc_v4_PIC_1b.
13865 (rs6000_emit_load_toc_table): Likewise.
13867 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13869 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
13870 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
13872 2005-03-29 Devang Patel <dpatel@apple.com>
13874 * tree-sra.c (decide_block_copy): Disable scalarization of
13877 2005-03-30 Stuart Hastings <stuart@apple.com>
13878 Dale Johannesen <dalej@apple.com>
13880 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
13881 * print-tree.c (print_node): Add case STATEMENT_LIST.
13883 2005-03-31 Alan Modra <amodra@bigpond.net.au>
13885 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
13886 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
13887 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
13888 is given with "powerpc64*" or "all", or when --with-cpu chooses
13891 2005-03-30 James E. Wilson <wilson@specifixinc.com>
13894 * dwarf2out.c (add_high_low_attributes): New function, extracted from
13895 gen_lexical_block_die.
13896 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
13898 2005-03-31 Jan Hubicka <jh@suse.cz>
13900 2004-11-02 Jan Hubicka <jh@suse.cz>
13902 * cgraph.c (cgraph_varpool_node_name): New function.
13903 (dump_cgraph_varpool_node): New function.
13904 (dump_varpool): New function.
13905 * cgraphunit.c (cgraph_optimize): Dump varpool.
13907 2004-10-16 Jan Hubicka <jh@suse.cz>
13909 * cgraph.c (decide_is_variable_needed): New function.
13910 (cgraph_varpool_finalize_decl): Use it.
13911 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
13913 * final.c (output_addr_const): Do not call mark_referenced.
13914 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
13915 always go via cgraph.
13916 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
13917 (check_global_declarations): Ifdef out code clearing DECL_RTL.
13918 * tree-optimize.c (execute_inline): Mark functions called.
13919 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
13921 2004-10-11 Jan Hubicka <jh@suse.cz>
13923 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
13924 (cgraph_varpool_last_needed_node): New static variable.
13925 (enqueue_needed_varpool_node): Break out from ...; add items to the
13926 end of queue; update first pointers.
13927 (cgraph_varpool_mark_needed_node): ... here.
13928 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
13929 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
13930 * cgraph.h (cgraph_varpool_node): Add analyzed field.
13931 (cgraph_varpool_first_unanalyzed_node): Declare.
13932 * cgraphunit.c: Include output.h.
13933 (cgraph_varpool_analyze_pending_decls): New function.
13934 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
13935 for errors, analyze pending decls.
13936 (cgraph_finalize_compilation_unit): Only analyze decls.
13937 (cgraph_optimize): Assemble the decls after expanding.
13939 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
13941 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
13942 subvars get marked properly in tags for grouping.
13943 (add_pointed_to_var): Mark only actual pointed to
13944 variables/subvars in addresses needed.
13945 (create_overlap_variables_for): Clear call clobbered on original
13947 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
13948 addresable vars with subvars into list.
13949 * tree-ssa.c (verify_ssa_name): Verify original is not used where
13952 2005-03-30 Richard Henderson <rth@redhat.com>
13954 * cgraph.h (struct cgraph_node): Add alias.
13955 * varasm.c (assemble_alias): Set it.
13956 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
13957 avoid calling cgraph_expand_function.
13959 2005-03-30 Tom Tromey <tromey@redhat.com>
13961 * tree.def (FILE_TYPE): Removed.
13962 * typeclass.h (enum type_class): Removed file_type_class.
13963 * dwarf2out.c (is_base_type): Updated.
13964 (gen_type_die): Likewise.
13965 * dbxout.c (dbxout_type): Updated.
13966 * builtins.c (type_to_class): Updated.
13967 * tree.c (type_contains_placeholder_1): Updated.
13968 * config/sparc/sparc.c (sparc_type_code): Updated.
13969 * config/ia64/ia64.c (hfa_element_mode): Updated.
13970 * expr.c (count_type_elements): Updated.
13971 * stor-layout.c (layout_type): Updated.
13972 * tree-inline.c (remap_type): Updated.
13973 * tree-pretty-print.c (dump_generic_node): Updated.
13975 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
13977 * builtins.c (expand_builtin_powi): Fix mode of
13978 2nd argument to match int.
13979 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
13980 2nd argument type to int.
13981 * libgcc2.c: Change prototype of __powi* functions to use
13984 2005-03-30 Dale Johannesen <dalej@apple.com>
13986 PR middle-end/19225
13987 * calls.c (expand_call): Flush pending deferrals before
13990 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13994 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
13995 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
13996 c_label_context, label_context_stack): New.
13997 * c-decl.c (define_label): Check for jumps into statement
13998 expressions. Add label to list of defined labels.
13999 (start_function): Push context on label_context_stack.
14000 (finish_function): Pop context from label_context_stack.
14001 * c-typeck.c (label_context_stack): New.
14002 (c_finish_goto_label): Check for jumps into statement
14003 expressions. Add label to list of jumped to labels.
14004 (struct c_switch): Add blocked_stmt_expr.
14005 (c_start_case): Initialize it.
14006 (do_case): Check it.
14007 (c_finish_case): Verify !blocked_stmt_expr.
14008 (c_begin_stmt_expr): Push context on label_context_stack.
14009 Increment blocked_stmt_expr. Mark labels jumped to from outside
14011 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
14012 defined in the statement expression and no longer jumpable to.
14013 Mark labels jumped to from just outside the statement expression
14014 as again definable. Pop context from label_context_stack.
14015 * doc/extend.texi (Statement Exprs): Update.
14017 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
14020 * c-decl.c (start_function): Check for old_decl being
14023 2005-03-30 Ian Lance Taylor <ian@airs.com>
14025 * final.c (final): Remove prescan parameter. Change all callers.
14026 (final_scan_insn): Remove prescan parameter. Change all callers.
14028 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
14030 * tree-vectorizer.c: Fix comment typos.
14032 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
14034 * tree-scalar-evolution.c (instantiate_parameters_1): Return
14035 as soon as a chrec_dont_know is detected.
14037 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
14039 Merge from csl-arm-branch.
14040 2004-02-12 Mark Mitchell <mark@codesourcery.com>
14042 * tlink.c (recompile_files): Do not assume that "rename" can
14043 overwrite an existing file.
14045 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
14047 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
14048 * gcc/configure: Regenerate.
14050 2005-03-30 Alan Modra <amodra@bigpond.net.au>
14052 * doc/install.texi: Update binutils requirement for powerpc*-linux.
14054 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
14056 * calls.c (struct arg_data): Update "partial" comment.
14057 (load_register_parameters): Update "nregs" comment.
14059 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
14061 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
14062 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
14063 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
14064 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
14065 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
14066 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
14067 than target_flags & 0.
14068 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
14069 (iq2000_arch, iq2000_parse_cpu): Delete.
14070 (TARGET_HANDLE_OPTION): Override default.
14071 (iq2000_handle_option): New function.
14072 (override_options): Remove -march= and -mcpu= handling.
14073 * config/iq2000/iq2000.opt: New file.
14075 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
14077 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
14078 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
14079 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
14080 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
14081 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
14082 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
14083 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
14084 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
14085 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
14086 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
14087 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
14088 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
14089 (c4x_rpts_cycles_string, c4x_cpu_version_string)
14090 (TARGET_OPTIONS): Delete.
14091 (c4x_rpts_cycles, c4x_cpu_version): Declare.
14092 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
14093 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
14094 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
14095 (c4x_cpu_version_string): Delete.
14096 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
14097 (c4x_handle_option): New function. Map -m3x and -m4x options to the
14098 equivalent -mcpu= option.
14099 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
14100 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
14101 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
14102 or clearing the appropriate MASK_* bit.
14103 (c4x_file_start): Use c4x_cpu_version.
14104 * config/c4x/c4x.opt: New file.
14106 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
14108 * doc/options.texi: Document the new MaskExists flag.
14109 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
14110 if the option has the MaskExists flag.
14112 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
14114 * opt-functions.awk (flag_set_p, test_flag): New functions.
14115 (switch_flags): Use them.
14116 * opth-gen.awk: Use flag_set_p to check for flags.
14117 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
14119 2005-03-30 Ian Lance Taylor <ian@airs.com>
14121 * config.host (i[34567]86-*-mingw32*): Don't set
14122 host_can_use_collect2 to no.
14124 2005-03-30 Alan Modra <amodra@bigpond.net.au>
14127 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
14128 Remove convert_memory_address call duplicating that in memory_address.
14130 2005-03-29 Richard Henderson <rth@redhat.com>
14133 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
14134 (build_compound_literal): Likewise. Propagate decl type into the
14136 (finish_decl): Likewise. Use new return value from complete_array_type
14137 for zero sized arrays.
14138 (complete_array_type): Move ...
14139 * c-common.c (complete_array_type): ... here. Change first argument
14140 to pointer-to-type-node. Consistently use sizetype for the index
14141 except for zero sized arrays. Detect zero sized arrays for pedantic
14142 mode diagnostics. Create a new type node instead of modifying the
14144 * c-tree.h (complete_array_type): Move decl ...
14145 * c-common.h (complete_array_type): ... here.
14147 2005-03-29 Richard Henderson <rth@redhat.com>
14150 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
14152 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
14154 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
14155 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
14156 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
14157 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
14159 2005-03-29 Eric Christopher <echristo@redhat.com>
14161 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
14162 truthvalue conversion removal.
14164 2005-03-29 Ian Lance Taylor <ian@airs.com>
14167 * collect2.c: Never include <vfork.h>.
14168 (VFORK_STRING, vfork): Don't define.
14169 (pid): Remove global variable.
14170 (handler): Call raise instead of kill (getpid(), ...).
14171 (collect_wait): Add pex parameter. Change all callers. Use
14172 pex_get_status rather than pwait.
14173 (do_wait): Add pex parameter. Change all callers.
14174 (collect_execute): Return struct pex_obj * rather than void. Use
14175 pex routines rather than pexecute.
14176 (fork_execute): Get pex_obj from collect_execute, and pass it to
14178 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
14179 Only declare quit_handler if SIGQUIT is defined.
14180 (scan_libraries): Likewise.
14181 * collect2.h (collect_execute): Update declaration.
14182 (collect_wait): Update declaration.
14183 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
14184 pass it to collect_wait.
14186 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
14189 * c-parser.c (c_parser_compound_statement_nostart): Give error
14190 message for EOF instead of just setting parser->error.
14192 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
14194 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
14195 (slpeel_update_phi_nodes_for_guard1): New function.
14196 (slpeel_update_phi_nodes_for_guard2): New function.
14197 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
14198 of slpeel_update_phi_nodes_for_guard.
14199 (vectorize_loops): Remove call to loop_closed_rewrite.
14200 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
14203 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
14205 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
14206 (TARGET_LITTLE_ENDIAN): New macro.
14207 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
14208 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
14209 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
14210 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
14211 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
14212 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
14213 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
14214 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
14215 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
14216 (TARGET_OPTIONS): Delete.
14217 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
14218 (CACHE_FLUSH_TRAP): Turn into an integer.
14219 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
14220 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
14221 -mflush-trap is in use.
14222 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
14223 (m32r_cache_flush_trap_string): Delete.
14224 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
14225 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
14226 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
14227 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
14228 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
14229 -mmodel= and -msdata= handling from...
14230 (m32r_init): ...here.
14231 * config/m32r/m32r.opt: New file.
14233 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
14235 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
14236 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
14237 * tree-vect-analyze.c (vect_object_analysis): additional parm
14238 pass back a "struct ptr_info_def *" with the points-to info.
14239 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
14240 statement using info returned from vect_object_analysis.
14241 * tree-vect-transform.c (update_vuses_to_preheader): New function.
14242 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
14243 for virtual uses and defs when creating a replacement vector
14244 reference. Call duplicate_ssa_name_ptr_info to define points-to
14245 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
14246 (vectorizable_store): copy_virtual_operands and update
14247 definition statements.
14248 (vectorizable_load): copy_virtual_operands. Remove call to
14249 mark_call_clobbered_vars_to_rename for call to "const" builtin.
14250 * tree-vectorizer.c (vectorize_loops): Remove calls to
14251 rewrite_into_ssa and bitmap_clear (vars_to_rename).
14252 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
14253 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
14254 define macro STMT_VINFO_PTR_INFO for use in accessing.
14255 * tree.h add export of duplicate_ssa_name_ptr_info.
14256 * rs6000.c (altivec_init_builtins): Declare builtin function
14257 __builtin_altivec_mask_for_load to be "const".
14259 2005-03-29 Jakub Jelinek <jakub@redhat.com>
14261 PR middle-end/20622
14262 * cgraph.h (struct cgraph_varpool_node): Add alias field.
14263 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
14264 assemble_variable on aliases.
14265 * varasm.c (assemble_alias): Set node->alias.
14266 * toplev.c (wrapup_global_declarations): Don't call
14267 rest_of_decl_compilation on aliases again.
14269 2005-03-29 Paul Brook <paul@codesourcery.com>
14271 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
14272 * config/arm/arm.c (arm_dbx_register_number): New function.
14273 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
14275 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
14277 PR middle-end/20263
14278 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
14279 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
14281 2005-03-29 Dale Johannesen <dalej@apple.com>
14283 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
14284 $(TREE_H) and $(COVERAGE_H).
14285 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
14286 * opts.c (common_handle_option): Enable tree-based value transforms.
14287 * toplev.c (process_options): Ditto.
14288 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
14289 refers to references to this type.
14290 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
14291 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
14292 for may_be_more, may_be_less.
14293 (rtl_gen_pow2_profiler): Adjust.
14294 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
14295 (rtl_gen_one_value_profiler): Adjust.
14296 (rtl_gen_const_delta_profiler): Adjust.
14297 * tree-profile.c (tree_gen_interval_profiler): Implement.
14298 (tree_gen_pow2_profiler): Ditto.
14299 (tree_gen_one_value_profiler): Ditto.
14300 (tree_profiling): New.
14301 (pass_tree_profile): Reference it.
14302 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
14304 (insn_divmod_values_to_profile): Rename to
14305 rtl_divmod_values_to_profile. Adjust.
14306 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
14307 (insn_prefetch_values_to_profile): Adjust.
14308 (rtl_value_profile_transformations): Adjust.
14309 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
14310 (gen_mod_pow2): Rename to rtl_mod_pow2.
14311 (gen_mod_subtract): Rename to rtl_mod_subtract.
14312 (divmod_fixed_value_transform): Rename to
14313 rtl_divmod_fixed_value_transform.
14314 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
14315 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
14316 (rtl_find_values_to_profile): Adjust.
14317 (tree_value_profile_transformations): Implement.
14318 (tree_divmod_values_to_profile): New.
14319 (tree_values_to_profile): New.
14320 (tree_divmod_fixed_value): New.
14321 (tree_mod_pow2): New.
14322 (tree_mod_subtract): New.
14323 (tree_divmod_fixed_value_transform): New.
14324 (tree_mod_pow2_value_transform): New.
14325 (tree_mod_subtract_transform): New.
14326 (tree_find_values_to_profile): Implement.
14327 * profile.c (instrument_values): Free histograms.
14328 (compute_value_histograms): Adjust. Implement tree version.
14330 2005-03-29 Uros Bizjak <uros@kss-loka.si>
14332 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
14333 * config/i386/i386.c (output_fix_trunc): Add new round_mode
14334 variable. Output "fldcw" depending on round_mode.
14335 * config/i386/i386.md (UNSPEC_FIST): New.
14336 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
14337 New isns patterns to implement lrint and llrint built-ins as x87
14338 intrinsic function.
14339 (fistdi2, fist<mode>2 splitters): New splitters.
14340 (lrint<mode>2): New expanders.
14342 2005-03-28 Ian Lance Taylor <ian@airs.com>
14344 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
14345 0 when calling final_scan_insn.
14347 2005-03-28 Jan Hubicka <jh@suse.cz>
14349 PR middle-end/20635
14350 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
14353 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
14354 types where possible.
14356 2005-03-26 Per Bothner <per@bothner.com>
14358 Make -f[no-]show-column also control non-cpp diagnostics.
14359 * c.opt (fshow-column): Move option from here ...
14360 * common.opt (fshow-column): ... to here.
14361 * diagnostic.c (diagnostic_build_prefix): Only print column number
14362 if flag_show_column.
14364 2005-03-27 Steven Bosscher <stevenb@suse.de>
14366 * vax-protos.h (vax_output_int_move, vax_output_int_add,
14367 vax_output_conditional_branch): New prototypes.
14368 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
14369 extracted from vax.md mov and add patterns.
14370 (vax_output_conditional_branch): New function to output conditional
14371 branch instructions.
14372 * vax.md: Use mode macros for arithmetic and mov patterns.
14373 Use code macros for the jump patterns.
14375 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
14377 * Makefile.in (libbackend.o): Depend on version files;
14378 add custom generation command.
14380 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
14383 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
14384 sure that we have a REG before getting its REGNO.
14386 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14388 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
14389 * builtins.def (BUILT_IN_STRNDUP): New.
14391 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
14393 PR tree-optimization/20470
14394 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
14397 2005-03-25 Mike Stump <mrs@apple.com>
14399 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
14402 2005-03-25 Geoffrey Keating <geoffk@apple.com>
14404 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
14405 Use our own structure definitions.
14407 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
14408 (fix_truncdfsi2): Allow registers or memory as destination.
14409 When TARGET_PPC_GFXOPT, generate simplified pattern.
14410 (fix_truncdfsi2_internal): Use define_insn_and_split.
14411 (fix_truncdfsi2_internal_gfxopt): New.
14412 (fctiwz): Don't confuse register allocation by giving it no choices.
14414 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
14415 (EXTRA_MEMORY_CONSTRAINT): Likewise.
14416 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
14417 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
14419 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
14421 * dominance.c (free_dominance_info): Speed up by freeing et
14422 data structures without maintaining other nodes.
14423 * et-forest.c (et_free_tree_force): New.
14424 * et-forest.h: Add a prototype for et_free_tree_force.
14426 * tree.c (get_set_constructor_bits,
14427 get_set_constructor_bytes): Remove.
14428 * tree.h: Remove the corresponding prototypes.
14430 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
14433 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
14434 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
14435 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
14436 PRE_DEC, NEG and NOT.
14438 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
14440 * fold-const.c: Convert uses of fold (build (...)) to
14443 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
14445 PR rtl-optimization/20249
14446 * cse.c (insert_regs): Do not record equivalence of registers in
14449 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
14451 * emit-rtl.c (reverse_comparison): Remove.
14452 * rtl.h: Remove the corresponding prototype.
14454 2005-03-24 James E Wilson <wilson@specifixinc.com>
14456 * doc/install.texi (--enable-altivec): Delete docs.
14458 2005-03-24 David Edelsohn <edelsohn@gnu.org>
14460 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
14461 SFmode and DFmode before reload when
14462 flag_unsafe_math_optimizations not enabled.
14464 2005-03-24 Geoffrey Keating <geoffk@apple.com>
14466 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
14468 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
14469 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
14471 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
14473 * configure.ac (enable-checking): Add 'runtime' option.
14474 * doc/install.texi (enable-checking): Document 'runtime' checking.
14475 * tsystem.h (gcc_assert, gcc_unreachable): Define.
14476 * config.in: Regenerated.
14477 * configure: Regenerated.
14479 2005-03-23 Uros Bizjak <uros@kss-loka.si>
14481 * optabs.h (enum optab_index): Remove OTI_llrint.
14482 (llrint_optab): Remove macro.
14483 * optabs.c (init_optabs): Remove llrint_optab initialization.
14484 * genopinit.c (optabs): Remove llrint_optab implementation.
14485 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
14488 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
14490 PR rtl-optimization/20532
14491 * simplify-rtx.c (simplify_binary_operation_1): Protect from
14492 overflow when adding coefficients for PLUS or MINUS.
14493 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
14496 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
14498 * langhooks.h (truthvalue_conversion): Remove.
14499 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14500 LANG_HOOKS_TRUTHVALUE_CONVERSION.
14501 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
14502 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
14503 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
14505 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
14507 * params.def: Fix a typo.
14508 * config/mips/mips.c: Follow the spelling convensions.
14509 * doc/invoke.texi: Fix typos.
14511 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
14513 Fix PR tree-optimization/20601
14515 * tree-ssa-pre.c (insert_aux): Add missing condition to
14518 2005-03-23 Ian Lance Taylor <ian@airs.com>
14520 * final.c (final_scan_insn): Don't remove no-op instructions.
14521 * reload1.c (reload): Remove simple no-op instructions even when
14524 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
14526 PR tree-optimization/20501
14527 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
14528 reporting that peeling for alignment is applied moved to...
14529 * (vect_analyze_data_refs_alignment): Here.
14531 2005-03-23 Ian Lance Taylor <ian@airs.com>
14533 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
14535 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14537 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
14538 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
14540 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
14542 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
14543 imply that this is called once, independent of asms in code.
14544 Adjust to now being pased output and input lists. Mention helper
14545 function decl_overlaps_hard_reg_set_p.
14546 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
14547 hook_tree_tree_identity and to take three trees, returning third.
14548 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
14550 * stmt.c: include hard-reg-set.h before tree.h.
14551 (decl_overlaps_hard_reg_set_p): New function, broken out from...
14552 (decl_conflicts_with_clobbers_p): Call
14553 decl_overlaps_hard_reg_set_p.
14554 (expand_asm_operands): Pass output and input lists in call to
14555 targetm.md_asm_clobbers.
14556 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
14557 hook_tree_tree_tree_tree_3rd_identity.
14558 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
14560 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
14561 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
14562 parameters, first two unused.
14563 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
14564 parameters. Only add MOF to clobbers if there's no 'h' mentioned
14565 in constraint letters and MOF is not mentioned as a asm-declared
14566 register in neither of the input and output lists.
14568 2005-03-23 DJ Delorie <dj@redhat.com>
14570 * optabs.c (expand_binop): Make sure the first subword's result
14573 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
14575 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
14576 Call c_common_truthvalue_conversion rather than
14577 lang_hooks.truthvalue_conversion.
14578 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
14579 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
14581 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
14582 c_common_truthvalue_conversion.
14583 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
14584 c_parser_conditional_expression, c_parser_binary_expression): Call
14585 c_objc_common_truthvalue_conversion.
14586 * c-typeck.c (build_unary_op): Call
14587 c_objc_common_truthvalue_conversion.
14588 (build_conditional_expr): Do not call
14589 lang_hooks.truthvalue_conversion.
14590 (build_binary_op): Call c_common_truthvalue_conversion.
14591 (c_objc_common_truthvalue_conversion): Moved from
14592 c-objc-common.c. Call default_function_array_conversion instead
14593 of default_conversion.
14595 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
14597 * c-common.h (default_conversion): Remove.
14598 (perform_integral_promotions): Add.
14599 * c-tree.h (default_conversion): Add.
14600 * c-typeck.c (perform_integral_promotions): New, split out from
14601 default_conversion.
14602 * c-common.c (check_case_value): Use perform_integral_promotions,
14603 not default_conversion.
14604 (c_add_case_label): Don't continue processing case label after
14605 found to be pointer.
14607 2005-03-23 Mark Mitchell <mark@codesourcery.com>
14609 * gcc.c (do_spec_1): Do not add a -L path for a directory in
14610 the prefix list if we have already added a multilib directory
14611 based on that path.
14612 (main): Do not add MD_EXEC_PREFIX to the list of directories to
14615 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
14617 * reload1.c (indirect_symref_ok, reload_obstack): Make them
14619 * reload.h: Remove the prototype for indirect_symref_ok.
14621 * reload1.c (indirect_symref_ok): Make it global.
14622 * reload.h: Add a prototype for indirect_symref_ok.
14624 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
14626 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
14629 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14631 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
14633 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
14635 * c-opts.c (c_common_parse_file): Only start/end main source file
14636 if debug hooks says the writer wants it.
14637 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
14639 (xcoff_debug_hooks): Ditto.
14640 * debug.c (do_nothing_hooks): Ditto.
14641 * debug.h (gcc_debug_hooks): Ditto.
14642 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
14643 * sdbout.c (sdb_debug_hooks): Ditto.
14644 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
14646 2005-03-22 Mark Mitchell <mark@codesourcery.com>
14648 * doc/extend.texi: Deprecate C++ min/max operators.
14650 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
14652 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
14653 artificial original candidates.
14655 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
14656 Jan Hubicka <jh@suse.cz>
14657 Steven Bosscher <stevenb@suse.de>
14659 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
14660 call cost based on argument sizes.
14661 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
14663 * params.def: (max-inline-inssn-single): Set to 450.
14664 (max-inline-insns-auto): Set to 90.
14665 (max-inline-insns-recursive): Set to 450
14666 (max-inline-insns-recursive-auto): Set to 450.
14667 (large-function-insns): Set to 2700.
14668 (inline-call-cost): New parameter.
14669 * tree-inline.c (estimate_move_cost): New function.
14670 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
14671 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
14672 based on arguments.
14673 * tree-inline.h (estimate_move_cost): Declare.
14674 * invoke.texi: (max-inline-inssn-single): Change default to 450.
14675 (max-inline-insns-auto): Change default to 90.
14676 (max-inline-insns-recursive): Change default to 450
14677 (max-inline-insns-recursive-auto): Change default to 450.
14678 (large-function-insns): Change default to 2700.
14679 (inline-call-cost): Document new parameter.
14681 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
14683 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
14684 (TARGET_DEFAULT): Delete.
14685 * config/i860/i860.opt: New file.
14687 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
14689 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
14690 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
14691 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
14692 (frv_sched_lookahead): Delete.
14693 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
14694 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
14695 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
14696 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
14697 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
14698 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
14699 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
14700 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
14701 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
14702 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
14703 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
14704 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
14705 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
14706 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
14707 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
14708 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
14709 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
14710 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
14711 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
14712 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
14713 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
14714 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
14715 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
14716 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
14717 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
14718 (frv_sched_lookahead): Delete.
14719 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
14720 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
14721 (frv_handle_option): New function. Move -mcpu= handling from...
14722 (frv_override_options): ...here. Remove handling of other
14724 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
14725 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
14726 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
14727 and TARGET_NO_MULTI_CE.
14728 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
14729 !TARGET_VLIW_BRANCH.
14730 * config/frv/frv.opt: New file.
14732 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
14734 * fold-const.c (fold_ternary): Take decomposed arguments of
14736 (fold): Update a call to fold_ternary.
14738 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
14739 * tree.h: Add corresponding prototypes.
14741 2005-03-22 Jakub Jelinek <jakub@redhat.com>
14744 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
14745 between jump table and its label.
14746 * final.c (shorten_branches): Handle notes in between ADDR_VEC
14747 resp. ADDR_DIFF_VEC and the label preceeding it.
14748 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
14749 is emitted in the right section.
14751 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
14753 * fold-const.c (fold_unary, fold_binary): Update comments
14756 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
14758 PR rtl-optimization/20527
14759 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
14760 REG_INC note, test that the register also isn't mentioned in PRED
14763 2005-03-22 Ben Elliston <bje@au.ibm.com>
14765 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
14768 2005-03-21 Mike Stump <mrs@apple.com>
14770 * varasm.c (default_assemble_visibility): Remove extra ().
14772 2005-03-21 Roger Sayle <roger@eyesopen.com>
14774 PR middle-end/20557
14775 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
14776 to determine whether a block can be duplicated, rather than test
14777 whether the block contains noncopyable insns ourselves.
14779 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14781 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
14784 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14786 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
14788 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14790 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
14791 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
14792 * config/fr30/fr30.opt: New file.
14794 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
14796 Fix PR tree-optimization/20542
14798 * tree-flow-inline.h (overlap_subvar): Move to here.
14799 * tree-ssa-operands.c: From here.
14800 * tree-flow.h (overlap_subvar): Declare.
14801 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
14802 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
14803 for variables with subvars.
14805 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
14807 PR middle-end/20177
14808 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
14809 * modulo-sched.c (const_iteration_count): Return on NULL
14811 (print_node_sched_params): Return on NULL dump_file.
14812 (generate_reg_moves): Handle reg-anti dependencies and disregard
14813 closing branch when generating register moves.
14814 (sms_schedule): Mark the SMSed block dirty.
14815 * passes.c (rest_of_handle_sms): Call update_life_info for all
14817 * testsuite/gcc.dg/20050321-1.c: New test.
14819 2005-03-21 Bob Wilson <bob.wilson@acm.org>
14821 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
14822 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
14823 movqi_internal): Likewise.
14825 2005-03-21 Bob Wilson <bob.wilson@acm.org>
14827 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
14828 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
14829 xtensa_b4const): Delete prototypes.
14830 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
14831 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
14832 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
14833 xtensa_extra_constraint): New prototypes.
14834 (add_operand, arith_operand, nonimmed_operand, mem_operand,
14835 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
14836 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
14837 move_operand, const_float_1_operand, fpmem_offset_operand,
14838 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
14839 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
14840 (xtensa_b4const_or_zero): ...this. Change return type to bool and
14841 argument type to HOST_WIDE_INT.
14842 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
14843 xtensa_mask_immediate): Likewise.
14844 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
14845 Likewise. Also make these functions static.
14846 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
14847 (xtensa_const_ok_for_letter_p): New.
14848 (add_operand, arith_operand, nonimmed_operand, mem_operand,
14849 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
14850 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
14851 move_operand, const_float_1_operand, fpmem_offset_operand,
14852 branch_operator, ubranch_operator, boolean_operator): Move to
14854 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
14855 (xtensa_mem_offset): Change return type to bool.
14856 (xtensa_extra_constraint): New.
14857 (gen_int_relational): Update type of const_range_p function pointer.
14858 Use xtensa_b4const_or_zero.
14859 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
14860 xtensa_const_ok_for_letter_p. Update comments.
14861 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
14862 (PREDICATE_CODES): Delete.
14863 * config/xtensa/xtensa.md: Include predicates.md.
14864 * config/xtensa/predicates.md: New file.
14866 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14868 * config/v850/v850-protos.h: Remove the prototypes for
14869 reg_or_int9_operand, reg_or_const_operand,
14870 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
14871 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
14872 movsi_source_operand, power_of_two_operand,
14873 not_power_of_two_operand, special_symbolref_operand,
14874 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
14875 register_is_ok_for_epilogue.
14876 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
14877 reg_or_int9_operand, reg_or_const_operand,
14878 call_address_operand, special_symbolref_operand,
14879 movsi_source_operand, power_of_two_operand,
14880 not_power_of_two_operand, register_is_ok_for_epilogue,
14881 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
14882 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
14884 * config/v850/v850.h (PREDICATE_CODES): Remove.
14885 * config/v850/v850.md: Include predicates.md.
14886 * config/v850/predicates.md: New.
14888 2005-03-21 Zack Weinberg <zack@codesourcery.com>
14890 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
14891 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14892 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
14893 (itoolsdir, itoolsdatadir): Move definition above new first use.
14894 (install-itoolsdirs): New rule.
14895 (install-mkheaders): Depend on install-itoolsdirs, not
14896 install-include-dir.
14898 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14900 * tree-into-ssa.c: Remove obsolete comments.
14902 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
14904 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
14905 unrolling if -fpeel-loops is specified, too.
14906 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14907 Remove superfluous check for flag_unroll_loops.
14909 2005-03-21 Uros Bizjak <uros@kss-loka.si>
14911 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
14912 (lrint_optab, llrint_optab): Define corresponding macros.
14913 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
14914 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
14915 pattern and llrint_optab using llrintdi2 patterns.
14916 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
14917 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
14918 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
14919 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
14920 flag_unsafe_math_optimizations is set.
14922 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
14924 * combine.c (combine_simplify_rtx, simplify_if_then_else,
14925 simplify_logical, if_then_else_cond, known_cond,
14926 simplify_comparison): Adjust calls to reverse_comparison.
14927 Don't use combine_reversed_comparison_code).
14928 (combine_reversed_comparison_code): Remove.
14929 (reversed_comparison): Using reversed_comparison_code, move it...
14930 * jump.c (reversed_comparison): ... here.
14931 * rtl.h (reversed_comparison): Add prototype.
14933 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14935 * builtins.c (fold_builtin): Take decomposed arguments of
14937 * fold-const.c (fold_ternary): Update a call to fold_builtin.
14938 * gimplify.c (gimplify_call_expr): Likewise.
14939 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
14940 * tree.h: Update the prototype of fold_builtin.
14942 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
14944 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
14945 * rtlhooks.c (gen_lowpart_no_emit_general): New.
14946 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
14947 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
14948 * simplify-rtx.c (simplify_binary_operation_1): Use it.
14950 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14952 * builtins.c (fold_builtin_1): Take decomposed arguments of
14954 (fold_builtin): Update a call to fold_builtin_1.
14956 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
14959 * gcov.c (output_lines): Only output function block summary when
14960 outputting branch information.
14961 * doc/gcov.texi: Document format of preamble and additional block
14964 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14966 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
14967 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
14968 the defaults false if BITS_PER_UNIT != 8.
14969 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
14970 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
14971 than BITS_PER_UNIT != 8.
14972 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
14973 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
14974 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
14976 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
14977 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
14979 2005-03-20 Roger Sayle <roger@eyesopen.com>
14981 PR middle-end/20539
14982 * fold-const.c (fold_binary): Fix type mismatch between
14983 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
14984 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
14985 for non-truth-valued expressions.
14987 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
14988 and FUNCTION_DECL in the main switch.
14989 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
14990 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
14991 we also need to convert their operands to match.
14992 <TRUTH_NOT_EXPR>: Likewise.
14994 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
14996 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
14997 diagnostic without checking whether an lvalue.
14998 * c-common.h (lvalue_p): Remove.
14999 (enum lvalue_use): Update comment.
15000 (lvalue_or_else): Replace by lvalue_error.
15001 * c-typeck.c (lvalue_p): Make static.
15002 (lvalue_or_else): New. Call lvalue_error.
15004 2005-03-21 Alan Modra <amodra@bigpond.net.au>
15006 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
15007 (function_arg_advance): Use rs6000_parm_start.
15008 (function_arg, rs6000_arg_partial_bytes): Likewise.
15010 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
15012 * c-common.c (check_case_value): Adjust comment about stripping
15014 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
15015 * c-typeck.c (default_conversion, convert_arguments,
15016 build_modify_expr, convert_for_assignment, store_init_value,
15017 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
15018 manually. Remove inaccurate comments.
15020 2005-03-20 Roger Sayle <roger@eyesopen.com>
15021 Joseph S. Myers <joseph@codesourcery.com>
15023 * varasm.c (do_assemble_alias): Restore comment describing function.
15024 Annotate the target parameter as potentially unused.
15026 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
15029 * config/avr/avr.c (avr_output_function_prologue): Do not use
15030 current_function_name() in a label, use a local label instead.
15032 2005-03-20 David Edelsohn <edelsohn@gnu.org>
15034 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
15035 flag_finite_math_only, not flag_unsafe_math_optimizations.
15037 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
15039 * builtins.c (fold_builtin_1): Update a call to
15040 targetm.fold_builtin.
15041 * hooks.c (hook_tree_tree_bool_null): Rename to
15042 hook_tree_tree_tree_bool_null. Take one more argument of type
15044 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
15045 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
15046 hook_tree_tree_tree_bool_null.
15047 * target.h (gcc_target): Update the prototype of fold_builtin.
15048 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
15049 arguments of CALL_EXPR.
15050 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
15053 2005-03-20 Jan Hubicka <jh@suse.cz>
15055 * cgraph.h (cgraph_node): Add prev_clone pointer.
15056 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
15057 (cgraph_clone_node): Produce doubly linked chain.
15059 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
15061 * c-common.c (handle_aligned_attribute, check_function_sentinel,
15062 get_nonnull_operand, handle_sentinel_attribute,
15063 check_function_arguments_recurse): Do not strip NOPS from
15065 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
15067 * c-format.c (get_constant): Likewise.
15068 * c-parser.c (c_parser_postfix_expression): Likewise.
15069 * c-typeck.c (set_init_index): Likewise.
15070 (convert_arguments): Don't check for NOP_EXPR containing integer
15073 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
15075 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
15076 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
15077 Take decomposed arguments of CALL_EXPR.
15078 (fold_builtin_1): Update calls to the functions mentioned
15081 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
15083 * c-decl.c (check_bitfield_type_and_width): Require bit-field
15084 width to have integer type.
15085 (build_enumerator): Require enumerator value to have integer type.
15087 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
15089 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
15092 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
15094 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
15095 std=iso9899:199x): Correct descriptions.
15097 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
15099 * config.gcc: Consistently use solaris2.1[0-9]* instead of
15102 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
15104 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
15106 (expand_builtin_memcpy, fold_builtin_1): Update calls to
15107 fold_builtin_memcpy.
15109 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
15110 arguments of CALL_EXPR.
15111 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
15112 fold_builtin_found, fold_builtin_1): Update calls to
15113 fold_trunc_transparent_mathfn.
15115 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15117 PR middle-end/20493
15118 * fold-const.c (fold_widened_comparison): Don't optimize casts of
15119 function pointers on targets that require function pointer
15121 (fold_sign_changed_comparison): Likewise.
15123 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
15125 * combine.c (try_combine): When changing the mode of a hard reg, make
15126 sure that doing so is valid.
15128 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
15130 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
15131 (TARGET_HANDLE_OPTION): Override default.
15132 (avr_handle_option): New function.
15133 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
15134 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
15135 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
15136 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
15137 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
15138 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
15139 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
15140 (TARGET_OPTIONS): Delete.
15141 * config/avr/avr.opt: New file.
15143 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
15145 * config/m32r/m32r-protos.h: Remove the prototypes for
15146 call_address_operand, symbolic_operand, seth_add3_operand,
15147 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
15148 reg_or_uint16_operand, reg_or_cmp_int16_operand,
15149 two_insn_const_operand, move_src_operand,
15150 move_double_src_operand, move_dest_operand,
15151 eqne_comparison_operator, signed_comparison_operator,
15152 large_insn_p, conditional_move_operand, carry_compare_operand,
15153 m32r_block_immediate_operand, extend_operand,
15154 reg_or_eq_int16_operand, int8_operand, and
15155 reg_or_zero_operand.
15156 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
15157 seth_add3_operand, int8_operand, cmp_int16_operand,
15158 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
15159 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
15160 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
15161 move_double_src_operand, move_dest_operand,
15162 eqne_comparison_operator, signed_comparison_operator,
15163 extend_operand, small_insn_p, large_insn_p,
15164 conditional_move_operand, carry_compare_operand,
15165 m32r_block_immediate_operand): Move to predicates.md.
15166 (MAX_MOVE_BYTES): Move to m32r.h.
15167 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
15168 * config/m32r/m32r.md: Include predicates.md.
15169 * config/m32r/predicates.md: New.
15171 2005-03-18 James E Wilson <wilson@specifixinc.com>
15174 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
15177 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
15179 * config/mn10300/mn10300-protos.h: Remove the prototypes for
15180 call_address_operand, const_8bit_operand.
15181 * config/mn10300/mn10300.c (call_address_operand,
15182 const_8bit_operand, const_1f_operand): Move to predicates.md.
15183 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
15184 * config/mn10300/mn10300.md: Include predicates.md.
15185 * config/mn10300/predicates.md: New.
15187 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
15189 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
15190 declarations in diagnostics and %E for identifiers, not %s.
15192 2005-03-18 Jan Hubicka <jh@suse.cz>
15193 Dale Johannesen <dalej@apple.com>
15195 * basic-block.h (scale_bbs_frequencies_int,
15196 scale_bbs_frequencies_gcov_type): Declare.
15197 * cfg.c (RDIV): New macro.
15198 (update_bb_frequency_for_threading): Fix.
15199 * basic-block.h (scale_bbs_frequencies_int,
15200 scale_bbs_frequencies_gcov_type): New.
15201 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
15202 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
15203 scale_bbs_frequencies_int.
15204 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
15206 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
15208 * config/m32r/m32r-protos.h: Remove the prototypes for
15209 call_address_operand, symbolic_operand, seth_add3_operand,
15210 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
15211 reg_or_uint16_operand, reg_or_cmp_int16_operand,
15212 two_insn_const_operand, move_src_operand,
15213 move_double_src_operand, move_dest_operand,
15214 eqne_comparison_operator, signed_comparison_operator,
15215 large_insn_p, conditional_move_operand, carry_compare_operand,
15216 m32r_block_immediate_operand, extend_operand,
15217 reg_or_eq_int16_operand, int8_operand, and
15218 reg_or_zero_operand.
15219 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
15220 seth_add3_operand, int8_operand, cmp_int16_operand,
15221 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
15222 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
15223 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
15224 move_double_src_operand, move_dest_operand,
15225 eqne_comparison_operator, signed_comparison_operator,
15226 extend_operand, small_insn_p, large_insn_p,
15227 conditional_move_operand, carry_compare_operand,
15228 m32r_block_immediate_operand): Move to predicates.md.
15229 (MAX_MOVE_BYTES): Move to m32r.h.
15230 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
15231 * config/m32r/m32r.md: Include predicates.md.
15232 * config/m32r/predicates.md: New.
15234 * config/pa/pa-protos.h: Add prototypes for magic_milli and
15236 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
15237 symbolic_operand, symbolic_memory_operand,
15238 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
15239 indexed_memory_operand, move_dest_operand, move_src_operand,
15240 prefetch_cc_operand, prefetch_nocc_operand,
15241 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
15242 arith_operand, arith11_operand, pre_cint_operand,
15243 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
15244 ireg_operand, int5_operand, uint5_operand, int11_operand,
15245 uint32_operand, arith5_operand, and_operand, ior_operand,
15246 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
15247 pc_or_label_operand, div_operand, plus_xor_ior_operator,
15248 shadd_operand, movb_comparison_operator,
15249 cmpib_comparison_operator): Move to predicates.md.
15250 (magic_milli, shadd_constant_p): Make it extern.
15251 * config/pa/pa.h (PREDICATE_CODES): Remove.
15252 * config/pa/pa.md: Include predicates.md.
15253 * config/pa/predicates.md: New.
15255 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
15258 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
15260 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
15261 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
15262 config/alpha/freebsd.h, config/alpha/linux.h,
15263 config/alpha/netbsd.h, config/alpha/osf5.h,
15264 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
15265 config/h8300/h8300-protos.h, config/h8300/h8300.c,
15266 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
15267 doc/cppopts.texi: Update copyright.
15269 2005-03-18 Jan Hubicka <jh@suse.cz>
15271 PR middle-end/20225
15272 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
15274 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
15277 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
15279 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
15282 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
15284 * combine.c (gen_binary): Remove.
15285 (known_cond, simplify_shift_const, find_split_point,
15286 combine_simplify_rtx, simplify_if_then_else, simplify_set,
15287 simplify_logical, expand_field_assignment, extract_left_shift,
15288 force_to_mode, if_then_else_cond, apply_distributive_law,
15289 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
15290 simplify_comparison, reversed_comparison): Replace with
15291 simplify_gen_binary, simplify_gen_relational or
15292 distribute_and_simplify_rtx.
15293 (distribute_and_simplify_rtx): New function.
15295 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
15296 Paolo Bonzini <gcc.gnu.org>
15298 * calls.c (setjmp_call_p, special_function_p): Update comments
15299 at the head of the functions.
15301 2005-03-18 Jan Hubicka <jh@suse.cz>
15303 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
15305 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
15306 function body should be released; do not proactively release function
15307 bodies in non-unit-at-a-time mode.
15309 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
15311 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
15312 mno-fp-ret-in-387 multilib variants.
15314 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
15316 * common.opt (m): Remove.
15317 * opts.c (handle_option): Pass 'm' options to set_target_switch if
15318 table lookup fails.
15319 (common_handle_option): Remove OPT_m case.
15321 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
15323 * builtins.c (fold_builtin_bitop): Take decomposed arguments
15325 (fold_builtin_1): Update a call to fold_builtin_bitop.
15327 * builtins.c (fold_builtin_signbit): Take decomposed arguments
15329 (fold_builtin_1): Update a call to fold_builtin_signbit.
15331 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
15333 PR tree-optimization/20474
15334 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
15335 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
15337 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
15339 * config/h8300/h8300-protos.h: Remove prototypes for
15340 general_operand_src, general_operand_dst, single_one_operand,
15341 single_zero_operand, call_insn_operand,
15342 two_insn_adds_subs_operand, small_call_insn_operand,
15343 jump_address_operand, bit_operand, bit_memory_operand,
15344 stack_pointer_operand, const_int_gt_2_operand,
15345 const_int_ge_8_operand, const_int_qi_operand,
15346 const_int_hi_operand, incdec_operand, bit_operator,
15347 nshift_operator, eqne_operator, gtle_operator,
15348 gtuleu_operator, iorxor_operator.
15349 Add prototypes for h8sx_shift_type h8sx_classify_shift and
15350 h8300_ldm_stm_parallel.
15351 * config/h8300/h8300.c (h8sx_shift_type,): Move to
15353 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
15354 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
15355 (h8300_ldm_stm_parallel): Make it extern.
15356 (h8300_ldm_parallel, h8300_stm_parallel,
15357 h8300_return_parallel, general_operand_src,
15358 general_operand_dst, h8300_dst_operand, h8300_src_operand,
15359 nibble_operand, reg_or_nibble_operand, single_one_operand,
15360 single_zero_operand, call_insn_operand,
15361 two_insn_adds_subs_operand, small_call_insn_operand,
15362 jump_address_operand, bit_operand, bit_memory_operand,
15363 stack_pointer_operand, const_int_gt_2_operand,
15364 const_int_ge_8_operand, const_int_qi_operand,
15365 const_int_hi_operand, incdec_operand, eqne_operator,
15366 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
15367 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
15368 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
15369 nshift_operator): Move to predicates.md.
15370 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
15371 * config/h8300/h8300.md: Include predicates.md.
15372 * config/h8300/predicates.md: New.
15374 2005-03-17 Richard Henderson <rth@redhat.com>
15376 * config.gcc (ia64*-*-hpux*): Add extra_options.
15377 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
15378 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
15379 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
15380 (ia64_tls_size_string, ia64_tune_string): Remove.
15381 (ia64_tune): Init to PROCESSOR_ITANIUM2.
15382 (TARGET_DEFAULT_TARGET_FLAGS): New.
15383 (TARGET_HANDLE_OPTION): New.
15384 (ia64_override_options): Move options parsing ...
15385 (ia64_handle_option): ... here. New.
15386 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
15387 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
15388 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
15389 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
15390 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
15391 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
15392 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
15393 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
15394 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
15395 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
15396 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
15397 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
15398 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
15399 TARGET_EARLY_STOP_BITS): Remove.
15400 (TARGET_ILP32): Default false.
15401 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
15402 (enum ia64_inline_type): New.
15403 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
15404 * config/ia64/ia64.md: Update for new definitions of
15405 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
15406 * config/ia64/ia64.opt: New file.
15407 * config/ia64/ilp32.opt: New file.
15409 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
15412 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
15414 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
15416 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
15417 instead of MASK_H8300S.
15418 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
15419 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
15420 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
15421 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
15422 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
15423 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
15424 TARGET_SWITCHES): Remove.
15425 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
15427 * config/h8300/h8300.opt: New.
15429 * config/alpha/alpha.opt, config/arc/arc.opt,
15430 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
15433 2005-03-17 Ian Lance Taylor <ian@airs.com>
15437 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
15439 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
15440 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
15441 (TARGET_HANDLE_OPTION): Override default.
15442 (arc_handle_option): New function.
15443 (arc_init): Remove code to set arch_cpu_string.
15444 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
15445 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
15446 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
15447 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
15448 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
15449 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
15450 (arc_rodata_string, TARGET_OPTIONS): Delete.
15451 * config/arc/arc.opt: New file.
15453 2005-03-17 Richard Henderson <rth@redhat.com>
15455 * doc/extend.texi (Weak Pragmas): New section.
15456 (attribute alias): Clarify that target must be in the same
15459 2005-03-17 Richard Henderson <rth@redhat.com>
15461 * config/alpha/alpha.opt: New file.
15462 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
15464 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
15465 alpha_fprm_string, alpha_fptm_string): Make static.
15466 (alpha_tls_size_string): Remove.
15467 (alpha_handle_option): New.
15468 (override_options): Update for alpha_cpu/alpha_tune split.
15469 (alpha_file_start): Likewise.
15470 (TARGET_DEFAULT_TARGET_FLAGS): New.
15471 (TARGET_HANDLE_OPTION): New.
15472 * config/alpha/alpha.h (alpha_tune): Declare.
15473 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
15474 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
15475 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
15476 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
15477 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
15478 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
15479 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
15480 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
15481 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
15482 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
15483 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
15484 (TARGET_DEFAULT): Remove MASK_FP.
15485 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
15486 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
15487 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
15488 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
15489 alpha_tls_size_string): Remove.
15490 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
15491 (attribute tune): Rename from attribute cpu.
15492 * config/alpha/ev4.md: Update to match.
15493 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
15494 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
15495 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
15496 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
15497 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
15498 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
15500 2005-03-16 James E. Wilson <wilson@specifixinc.com>
15502 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
15503 and return without creating new state if before_nops_num is nonzero.
15504 * config/ia64/ia64.md (first_insn): New attribute.
15505 (alloc): Set it to yes.
15507 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
15509 * tree-vectorizer.c (new_vec_stmt_info): Initialize
15510 STMT_VINFO_SUBVARS to NULL.
15511 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15513 2005-03-16 Dale Johannesen <dalej@apple.com>
15515 * rtlanal.c (find_first_parameter_load): Rewrite to
15516 return actual first param load or the call if none,
15517 instead of first in block, when not all loads exist.
15519 2005-03-16 Roger Sayle <roger@eyesopen.com>
15521 * optabs.c (expand_copysign_absneg): Make static.
15522 * optabs.h (expand_copysign_absneg): Delete prototype.
15523 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
15525 2005-03-16 Richard Henderson <rth@redhat.com>
15527 PR middle-end/15700
15528 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
15529 (alias_pairs): Rename from output_defs.
15530 (find_decl_and_mark_needed): Split out from assemble_alias.
15531 (do_assemble_alias): New.
15532 (assemble_output_def): Remove.
15533 (finish_aliases_1, finish_aliases_2): New.
15534 (process_pending_assemble_output_defs): Remove.
15535 (assemble_alias): Defer aliases for which we don't yet have a
15536 non-external decl for the target symbol.
15537 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
15538 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
15539 * toplev.c (compile_file): Use finish_aliases_2 instead of
15540 process_pending_assemble_output_defs.
15541 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
15542 (process_pending_assemble_output_defs): Remove.
15544 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
15546 Fix PR tree-optimization/20489
15548 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
15549 for empty structures.
15551 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
15553 Fix PR tree-optimization/20490
15555 * tree-ssa-pre.c (create_expression_by_pieces): Use
15556 force_gimple_operand on result of fold.
15558 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
15560 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
15561 of closing parenthesis.
15563 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
15565 * builtins.c (expand_movstr): Update a call to
15566 fold_builtin_strcpy.
15567 (expand_builtin_strncpy): Update a call to
15568 fold_builtin_strncpy.
15569 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
15570 arguments of CALL_EXPR.
15571 (fold_builtin_1): Update calls to fold_builtin_strcpy and
15572 fold_builtin_strncpy.
15573 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15574 * tree.h: Update the prototypes of fold_builtin_strcpy and
15575 fold_builtin_strncpy.
15577 2005-03-16 Steven Bosscher <stevenb@suse.de>
15578 Dorit Naishlos <dorit@il.ibm.com>
15580 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
15581 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
15584 2005-03-16 Steven Bosscher <stevenb@suse.de>
15586 * tree-inline.c (walk_type_fields, walk_tree,
15587 walk_tree_without_duplicates): Move from here...
15588 * tree.c: ...to here.
15590 2005-03-15 Zack Weinberg <zack@codesourcery.com>
15592 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
15593 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
15594 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
15595 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
15596 (version): Define using $(BASEVER_c).
15597 (Makefile, config.status, build/gcov-iov.o): No longer depends on
15599 (version.o): Depend on version files; add custom generation command.
15600 (prefix.o): Define BASEVER on command line.
15601 (s-iov): Depend on version files; adjust command.
15602 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
15604 (gcc-vers.texi): New rule.
15605 (doc/%.info, doc/%.dvi): Add -I . to command line.
15606 (doc/gccinstall.dvi): Likewise.
15607 (PACKAGE): Delete. All uses replaced with "gcc".
15608 * aclocal.m4: Do not include gcc-version.m4.
15609 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
15610 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
15611 Set is_release based on contents of DEV-PHASE.
15612 Set gcc_version based on contents of BASE-VER.
15613 Define WIN32_REGISTRY_KEY only if the user overrode the default.
15614 * config.in, configure: Regenerate.
15615 * gccbug.in: Determine version of GCC in use at runtime.
15616 * gcov-iov.c: Get version number and development phase from
15617 command line, not by including version.c.
15618 * intl.c: Replace all uses of PACKAGE with "gcc".
15619 * libada-mk.in: Delete unused "gcc_version" variable.
15620 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
15621 * version.c: (VERSUFFIX): New hook for redistributors; adjust
15622 commentary to match.
15623 (version_string): Put together from pieces.
15624 * config/alpha/x-vms: Do not use $(gcc_version).
15625 * config/i386/t-nwld: Likewise.
15626 * doc/include/gcc-common.texi: Include gcc-vers.texi for
15627 version-GCC and DEVELOPMENT.
15629 2005-03-15 Roger Sayle <roger@eyesopen.com>
15631 PR tree-optimization/17454
15632 * tree.c (tree_size): Add case for TREE_BINFO.
15633 * fold-const.c (fold_checksum_tree): Only clear the overloaded
15634 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
15636 2005-03-15 Roger Sayle <roger@eyesopen.com>
15638 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
15639 op1 whilst expanding the signed widenening multiply variant.
15641 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
15643 * toplev.c (display_target_options): Avoid unused variable warning if
15644 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
15645 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
15646 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
15647 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
15648 (mips_isa_info): New variable.
15649 (mips_parse_cpu): Remove the first argument and leave the caller
15651 (TARGET_HANDLE_OPTION): Override default.
15652 (mips_handle_option): New function. Move option validation code from...
15653 (override_options): ...here. Update calls to mips_parse_cpu.
15654 * config/mips/mips.h (mips_arch_string, mips_tune_string)
15655 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
15656 (SUBTARGET_TARGET_OPTIONS): Delete.
15657 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
15658 (mno-flush-func, mtune=): New options.
15660 2005-03-15 Roger Sayle <roger@eyesopen.com>
15661 Richard Henderson <rth@redhat.com>
15663 * real.c (c4x_single_format, c4x_extended_format): Provide values
15664 for signbit_ro for c4x's single and extended floating point formats.
15665 * optabs.c (expand_copysign): Use the floating point format's
15666 signbit_ro for expanding via expand_copysign_absneg, and it's
15667 signbit_rw field for expanding via expand_copysign_bit.
15669 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
15671 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
15672 known_alignment_for_access_p.
15673 (known_alignment_for_access_p): New.
15674 (do_peeling_for_alignment): Field made int instead of bool and renamed
15675 to peeling_for_alignment.
15676 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
15677 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
15678 functionality used to be in vect_analyze_operations.
15679 (vect_analyze_operations): Code to determine vectorization factor was
15680 moved to vect_determine_vectorization_factor.
15681 (vect_enhance_data_refs_alignment): Update to correct alignment when it
15682 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
15684 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
15685 be part of vect_analyze_operations).
15686 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
15687 creating the guard condition, as the number of iterations may be
15689 (slpeel_tree_peel_loop_to_edge): Use new name of
15690 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
15691 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
15692 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
15693 (vect_do_peeling_for_alignment): Use fold.
15694 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
15696 (vect_update_inits_of_dr): Renamed to
15697 vect_update_init_of_dr.
15698 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
15699 (vectorizable_store): Fix assertion to use == instead of =.
15701 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
15703 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
15704 call_used_regs for wCG registers.
15706 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
15708 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15709 for non-offsettable memory references to cope with outstanding reload
15710 replacements, take 2.
15712 2005-03-15 Uros Bizjak <uros@kss-loka.si>
15715 * config/i386/i386.h (x86_fisttp): New.
15716 (TARGET_FISTTP): New macro.
15717 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
15718 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
15719 instruction when fisttp flag is set.
15720 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
15722 * config/i386/i386.md (type attribute): Add fisttp.
15723 (unit attribute): Set to i387 for fisttp type.
15724 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
15725 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
15727 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
15728 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
15730 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
15731 patterns for TARGET_FISTTP. Enable patterns for
15732 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
15733 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
15734 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
15735 implement fisttp x87 insn.
15736 (fix_trunc*_i387_fisttp splitters): New patterns.
15737 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
15738 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
15739 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
15741 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
15742 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
15743 Implement using mode macros. Disable patterns for TARGET_FISTTP.
15744 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
15745 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
15746 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
15747 Disable patterns for TARGET_FISTTP.
15748 (fix_trunc*_i387 splitters): Implement usign mode macros.
15749 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
15750 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
15751 (fix_trunx*_sse peephole2s): Implement using mode macros.
15753 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
15755 PR rtl-optimization/20291
15756 * combine.c (try_combine): If splitting fails, re-try with
15757 original combined pattern, i.e. before clobber stripping.
15759 2005-03-14 Eric Christopher <echristo@redhat.com>
15761 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
15762 STACK_GROWS_DOWNWARD.
15764 2005-03-14 Roger Sayle <roger@eyesopen.com>
15766 * real.h (struct real_format): Split the signbit field into two
15767 two fields, signbit_ro and signbit_rw.
15768 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
15769 mips_double_format, ieee_extended_motorola_format,
15770 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
15771 ieee_extended_intel_128_format, ibm_extended_format,
15772 mips_extended_format, ieee_quad_format, mips_quad_format,
15773 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
15774 i370_double_format, c4x_single_format, c4x_extended_format,
15775 real_internal_format): Update initializers for new field.
15776 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
15777 real_format structure.
15778 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
15779 field of the real_format structure.
15781 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
15783 Fix PR tree-optimization/20458
15785 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
15786 DECL_EXTERNAL on STRUCT_FIELD tags.
15787 (clear_call_clobbered): Ditto.
15788 * tree-ssa-operands.c (note_addressable): Make sure the original
15789 variable doesn't slip into the addressable list if we have
15791 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
15794 2005-03-14 Geoffrey Keating <geoffk@apple.com>
15796 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
15797 (-fwide-exec-charset): Likewise.
15798 (-finput-charset): Likewise.
15799 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
15800 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
15801 * c.opt (Wnormalized): New.
15803 2005-03-14 Devang Patel <dpatel@apple.com>
15805 * doc/invoke.texi: Add reference to Visibility document.
15807 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
15809 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
15810 MASK_SPLIT_ADDRESSES.
15811 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
15812 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
15813 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
15814 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
15815 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
15816 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
15817 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
15818 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
15819 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
15820 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
15821 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
15822 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
15823 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
15824 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
15825 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
15826 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
15827 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
15828 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
15829 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
15830 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
15831 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
15832 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
15833 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
15834 (TARGET_EXPLICIT_RELOCS): Delete.
15835 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
15836 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
15837 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
15838 (override_options): Set MASK_LONG64 if -mint64 is given and no
15839 -mlongXX option is. Complain about -mint64 -mlong32.
15840 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
15841 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
15842 * config/mips/mips.opt: New file.
15844 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
15846 * config.gcc (extra_options): New variable for listing option files.
15847 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
15848 * configure.ac (extra_opt_files): New AC_SUBST variable.
15849 (tm_file_list, tm_include_list): Include options.h first.
15850 * configure: Regenerate.
15851 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
15852 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
15853 (s-options-h): New rule.
15854 (options.h): Depend on it.
15855 (TEXI_GCCINT_FILES): Add options.texi.
15856 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
15857 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
15858 * target.h (gcc_target): Add default_target_flags and handle_option.
15859 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
15860 (TARGET_HANDLE_OPTION): New macros.
15861 (TARGET_INITIALIZER): Include them.
15862 * opt-functions.awk (opt_args, nth_arg): New functions.
15863 (switch_flags): Handle the "Target" flag.
15864 (var_args): Delete.
15865 (var_name): Use opt_args and nth_arg.
15866 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
15867 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
15868 macros for the "Mask" and "InverseMask" options.
15869 * opts.h (cl_var_cond): New enum.
15870 (cl_option): Replace the "has_set_value" and "set_value" fields with
15871 "var_cond" and "var_value".
15872 (CL_TARGET): New macro.
15873 (option_enabled, print_filtered_help): Declare.
15874 (decode_options): Move definition.
15875 * opts.c (handle_option): Search for the original option before
15876 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
15877 var_cond and var_value fields. Use targetm.handle_option to handle
15879 (decode_options): Set target_flags to targetm.default_target_flags.
15880 (print_filtered_help): Make global. Handle CL_TARGET.
15881 (option_enabled): New function.
15882 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
15883 (display_target_options, set_target_switch, print_switch_values)
15884 (default_pch_valid_p): Guard uses of target_switches with
15885 #ifdef TARGET_SWITCHES. Also...
15886 (display_target_options): Display the CL_TARGET entries in cl_options.
15887 (set_target_option): Don't complain about the "" option when
15888 TARGET_SWITCHES is undefined.
15889 (print_switch_values): Use option_enabled.
15890 (default_pch_valid_p): Check cl_options[] when looking for something
15891 that has changed the value of target_flags.
15892 * c.opt: Remove documentation from top of file.
15893 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
15894 * doc/sourecebuild.texi: Refer to the new options documentation
15895 instead of c.opt. Document machine-specific .opt files.
15896 * doc/tm.texi (target_flags): Say that this variable is declared
15898 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
15899 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
15901 * doc/options.texi: New file.
15903 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
15905 PR middle-end/18628
15906 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
15909 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
15912 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
15913 temporary variable of pointer type if an lvalues is required.
15914 (gimplify_modify_expr_rhs): Request an rvalue from it.
15915 (gimplify_expr): Pass fallback on.
15917 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15919 * cfgbuild.c: Update comments.
15921 2005-03-14 Roger Sayle <roger@eyesopen.com>
15923 PR rtl-optimization/17236
15924 * optabs.c (expand_doubleword_mult): New helper function split out
15925 from expand_binop. Permute the order in which instructions are
15926 emitted to minimize the number of simultaneously live registers.
15927 (expand_binop): Call expand_doubleword_mult to synthesize a double
15928 word multiplication.
15930 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15932 * basic-block.h: Update the prototypes of cached_make_edge and
15934 * cfg.c (cached_make_edge): Take edge_cache representing one
15935 row of the adjacency matrix of edges.
15936 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
15937 (make_edges): Initialize edge_cache to represent one row of
15938 the adjacency matrix of edges.
15940 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15942 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
15944 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
15945 Remove unused removed_phis variable.
15946 (conditional_replacement): Use build1/build2.
15947 (abs_replacement): Use last_and_only_stmt and build1/build2.
15949 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15951 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
15952 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
15953 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
15954 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
15955 * c-common.c (handle_novops_attribute): New function.
15956 (c_common_attribute_table): Add "no vops" entry.
15957 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
15958 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
15959 * tree-ssa-operands.c (get_call_expr_operands): Do not
15960 create virtual operands for calls with ECF_NOVOPS flag.
15961 * tree.h (DECL_IS_NOVOPS): New macro.
15962 (struct tree_decl): Add novops_flag.
15963 (ECF_NOVOPS): New constant.
15965 2005-03-14 Uros Bizjak <uros@kss-loka.si>
15968 * config/i386/i386.c (x86_use_himode_fiop): New.
15969 (x86_use_simode_fiop): Rename from x86_use_fiop.
15970 * config/i386/i386.h (x86_use_himode_fiop): Declare.
15971 (TARGET_USE_HIMODE_FIOP): New.
15972 (x86_use_simode_fiop): Rename from x86_use_fiop.
15973 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
15975 * config/i386/i386.md (X87MODEI12): New mode macro define.
15976 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
15977 to implement x87 FP compare with HImode input operands.
15978 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
15979 Use X87MODEI12 mode macro to handle HImode input operands.
15980 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
15981 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
15982 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
15983 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
15984 macro to implement x87 operators with HImode input operands.
15985 (fop splitters): Use X87MODEI12 mode macro to handle HImode
15988 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15990 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
15992 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
15993 constants invariant.
15995 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15997 * basic-block.h (BB_VISITED): Removed.
15998 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
16000 2005-03-14 Falk Hueffner <falk@debian.org>
16003 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
16005 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
16007 * ggc-zone.c: Fix comment typos.
16009 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
16010 stringpool.c, config/mips/mips-protos.h: Update copyright.
16012 2005-03-14 Alan Modra <amodra@bigpond.net.au>
16014 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
16015 throughout with its typedef, "rtx".
16016 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
16017 (rs6000_tls_symbol_ref_1): Remove inline keyword.
16018 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
16019 regs in comment to match code.
16021 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
16023 * except.c (check_handled): Make it static.
16024 * except.h: Remove the corresponding prototype.
16026 * function.c (get_func_frame_size): Make it static.
16027 * function.h: Remove the corresponding type.
16029 * regclass.c (reg_class_superclasses, reg_class_subclasses):
16031 * hard-reg-set.h: Remove the corresponding declarations.
16033 * tree-cfg.c (verify_stmts): Check that
16034 bb_for_stmt (stmt) == bb for every PHI node and statement.
16036 2005-03-14 Alan Modra <amodra@bigpond.net.au>
16038 * config.gcc: Remove excess indentation.
16039 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
16041 2005-03-13 Roger Sayle <roger@eyesopen.com>
16043 PR middle-end/19331
16044 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
16045 * fold-const.c (fold_sign_changed_comparison): Likewise.
16046 (fold_binary): Optimize comparisons against widened operands if
16047 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
16049 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16051 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
16052 (sparc_override_options): Initialize it.
16053 (sparc_struct_value_rtx): Set it on the MEM to be returned.
16055 2005-03-13 David Edelsohn <edelsohn@gnu.org>
16057 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
16058 (reg_or_none500mem_operand): New predicate.
16059 (zero_reg_mem_operand): New predicate.
16060 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
16061 to reg_or_none500mem_operand.
16062 (extendsfdf2_fpr): Add MEM alternative.
16063 (extenddftf2_internal): Change operand2 predicate to
16064 zero_reg_mem_operand.
16066 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
16068 * ggc-zone.c: Rewritten.
16070 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
16072 * configure.ac: Define GGC_ZONE for --with-gc=zone.
16073 * config.in: Regenerated.
16074 * configure: Regenerated.
16075 * gengtype.c (write_types_process_field, write_func_for_structure):
16076 Pass new argument to gt_pch_note_object.
16077 * ggc-common.c (struct ptr_data): Add TYPE.
16078 (gt_pch_note_object): Take TYPE argument and save it.
16079 (call_count): Update call to ggc_pch_count_object.
16080 (call_alloc): Update call to ggc_pch_alloc_object.
16081 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
16083 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
16084 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
16085 (ggc_alloc_zone_stat): Delete.
16086 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
16087 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
16088 (ggc_pch_alloc_object): Update prototypes.
16089 (garbage_zone): Delete.
16090 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
16091 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
16093 (tree_id_zone): New variable.
16094 (ggc_alloc_cleared_zone): Remove unused.
16095 (ggc_alloc_zone): Define.
16096 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
16097 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
16098 ggc_alloc_zone_stat.
16099 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
16100 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
16101 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
16102 (make_node_stat): Likewise. Use tree_id_zone.
16104 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
16105 Joseph S. Myers <joseph@codesourcery.com>
16107 * configure.ac: Check for MIPS TLS.
16108 * configure: Regenerated.
16109 * config/mips/mips-protos.h (enum mips_symbol_type): Add
16110 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
16111 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
16112 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
16113 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
16114 (mips_classify_symbol, mips_symbolic_constant_p)
16115 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
16116 (mips_tls_operand_p, mips_call_tls_get_addr)
16117 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
16118 (mips_tls_symbol_ref_1): New functions.
16119 (mips_legitimize_address, mips_legitimize_const_move): Call
16120 mips_legitimize_tls_address.
16121 (override_options): Handle V1_REG and TLS symbols. Disable TLS
16123 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
16124 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
16125 (mips_char_to_class): Document V1_REG.
16126 (HAVE_AS_TLS): Provide default.
16127 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
16129 (load_got<mode>): Renamed from *load_got<mode>. Allow when
16131 (tls_get_tp_<mode>): New instruction.
16133 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
16135 * configure.ac: Update checks for target tools.
16136 * configure: Regenerated.
16138 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
16140 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
16142 2005-03-13 Roger Sayle <roger@eyesopen.com>
16144 * expmed.c (expand_mult): Use synthetic multiplication sequences for
16145 more classes of DImode multiplication by constant. Allow both
16146 multiplication by small negative constants (by performing a
16147 multiplication by a positive constant and negating the result) and
16148 multiplications by large powers of two, by using a left shift.
16150 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
16152 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
16153 of basic blocks into work_stack.
16155 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
16156 config/mips/vr.h: Update copyright.
16158 * c-decl.c (c_init_decl_processing): Remove useless calls to
16159 build_function_type.
16161 * builtins.c (fold_trunc_transparent_mathfn,
16162 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
16163 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16164 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
16165 fold_builtin_strcpy, fold_builtin_strncpy,
16166 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
16169 * builtins.c (expand_builtin_mathfn_3): Remove local variable
16172 * lambda-code.c (lambda_compute_auxillary_space): Remove local
16173 variable determinant.
16175 * tree-cfg.c (group_case_labels): Remove local variable type.
16177 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
16180 * tree-ssa-phiopt.c (value_replacement): Remove local variable
16183 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
16186 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
16187 (*movmemqi_insn): Delete.
16188 (*movmemhi): Delete.
16190 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
16192 * builtins.c (fold_builtin_classify): Take decomposed
16193 arguments of CALL_EXPR.
16194 (fold_builtin_1): Update a call to fold_builtin_classify.
16196 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
16199 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
16200 through into call to parser_xref_tag after parse error.
16201 (c_parser_struct_declaration): Consistently return NULL_TREE on
16204 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
16206 * tree-flow-inline.h (ref_contains_array_ref): New function.
16207 (lookup_subvars_for_var): Ditto.
16208 (get_subvars_for_var): Ditto.
16209 (var_can_have_subvars): Ditto.
16211 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
16212 (struct subvar): New type.
16214 * tree-dfa.c (okay_component_ref_for_subvars): New function.
16216 * tree-optimize.c (init_tree_optimization_passes): Call
16217 pass_create_structure_vars.
16219 * tree-ssa-alias.c: Include vec.h.
16220 (init_alias_info): Don't auto-clear call clobbered on struct-field
16222 (compute_flow_insensitive_aliasing): Handle subvars.
16223 (group_aliases): Handle STRUCT_FIELD aliases.
16224 (setup_pointers_and_addressables): Ditto.
16225 Don't mark variables non-addressable if they still have
16226 addressable subvars.
16227 Also mark subvars addressable when the real variable is marked
16229 (add_pointed_to_var): Try to prune the pointed-to set by only
16230 pointing to subvars when possible.
16231 Otherwise, make sure we set addresses_needed and pt_vars to
16232 properly include subvars.
16233 (bitpos_of_field): New function.
16234 (push_fields_onto_fieldstack): Ditto.
16235 (get_or_create_used_part_for): Ditto.
16236 (create_overlap_variables_for): Ditto.
16237 (find_used_portions): Ditto.
16238 (create_structure_vars): Ditto.
16239 (pass_create_structure_vars): New structure.
16241 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
16242 (get_expr_operands): Handle subvars. Also try to turn
16243 COMPONENT_REF accesses into must-defs now that we can accurately
16245 (note_addressable): Try to only mark as addressable those subvars
16246 we know a COMPONENT_REF touches.
16247 (overlap_subvar): New function.
16249 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
16250 Handle subvar storing.
16251 (vect_address_analysis): Update caller of vect_object_analysis.
16253 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
16255 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
16256 (STMT_VINFO_SUBVARS): New macro.
16258 * common.opts: add flag_tree_salias.
16260 * opts.c (decode_options): flag_tree_salias defaults to on.
16262 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
16264 * doc/tree-ssa.texi: Document structural alias analysis.
16266 2005-03-12 Steven Bosscher <stevenb@suse.de>
16268 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
16269 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
16270 * tree-ssa-operands.c (get_expr_operands): Likewise.
16271 (get_expr_operands): Likewise for ERROR_MARK.
16273 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
16275 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
16278 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
16281 * tree-ssa-pre.c (compute_avail): Remove local variable val.
16282 (mark_operand_necessary): Remove local variable ver.
16284 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
16285 variable prefix_len.
16287 * value-prof.c (mod_subtract_transform): Remove local variable
16290 * builtins.c (fold_builtin_exponent): Take decomposed
16291 arguments of CALL_EXPR.
16292 (fold_builtin_1): Update a call to fold_builtin_exponent.
16294 * builtins.c (fold_builtin_logarithm): Take decomposed
16295 arguments of CALL_EXPR.
16296 (fold_builtin_1): Update a call to fold_builtin_logarithm.
16298 * c-decl.c (c_init_decl_processing): Remove local variables
16299 ptr_ftype_void and ptr_ftype_ptr.
16301 * gimplify.c (gimplify_expr): Remove local variables r0 and
16304 * reg-stack.c (move_for_stack_reg): Remove local variable
16306 (compare_for_stack_reg): Remove local variable flags_user.
16307 (convert_regs_1): Remove local variable deleted.
16309 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
16311 (combine_blocks): Remove local variables exits and new_e.
16313 * tree-inline.c (expand_call_inline): Remove local variable
16316 * tree-ssa-live.c (create_ssa_var_map,
16317 calculate_live_on_entry): Remove local variable snn.
16319 2005-03-12 Geoffrey Keating <geoffk@apple.com>
16321 * c-lex.c (c_lex_with_flags): Add parameter to call to
16324 2005-03-11 Per Bothner <per@bothner.com>
16326 * c-tree.h (struct c_declarator): New id_loc field.
16327 * c-pragma.h (c_lex_with_flags): Take position reference.
16328 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
16329 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
16330 (c_lex): Pass dummy location to c_lex_with_flags.
16331 * c-parser.c (c_lex_one_token): Set c_token's location using
16332 c_lex_with_flags, instead of input_location, which might be "ahead".
16333 (c_parser_direct_declarator): Set declarator's id_loc from
16335 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
16336 declarator's id_loc, rather than probably-imprecise input_location.
16337 (build_id_declarator): Initialize c_declarator's id_loc field.
16339 2005-03-11 Roger Sayle <roger@eyesopen.com>
16341 PR middle-end/20419
16342 * builtins.c (expand_builtin_signbit): Force the signbit's word
16343 into an integer register to avoid SUBREGs of floating point modes.
16345 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
16347 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
16348 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
16349 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
16350 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
16352 2005-03-11 David Edelsohn <edelsohn@gnu.org>
16354 PR rtl-optimization/20306
16355 * expr.c (emit_move_complex): Set try_int false if mode is
16356 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
16357 emit_block_move if try_int is true.
16359 2005-03-11 Richard Henderson <rth@redhat.com>
16362 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
16363 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
16366 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
16368 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
16369 (TARGET_FIX_VR4130): New macro.
16370 (TARGET_OPTIONS): Add -mfix-vr4130.
16371 (ISA_HAS_MACCHI): New macro.
16372 (ASM_SPEC): Add -mfix-vr4130.
16373 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
16374 (override_options): Handle mips_fix_vr4130_string.
16375 (mips_avoid_hazards): Clear all_noreorder_p
16376 if we're working around VR4130 errata and the macc alternatives
16378 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
16379 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
16380 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
16381 (MULTILIB_DEFAULTS): Remove leading "march=".
16382 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
16383 if no architecture option is given.
16384 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
16386 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
16387 * doc/invoke.texi: Document -mfix-vr4130.
16389 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
16391 * config/mips/mips.c (override_options): Only warn about -mint64
16392 deprecation if TARGET_INT64.
16394 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16396 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
16397 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
16398 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
16399 are non-specific regarding the nonnull parameter positions.
16400 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
16401 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
16402 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
16403 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
16405 * builtins.def: Use the non-specific "nonnull" attibute lists.
16407 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
16409 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
16410 single_pred_edge, single_succ, single_pred): Improve comments.
16412 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
16414 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
16415 single_pred_edge, single_succ, single_pred): New inline functions.
16416 * bb-reorder.c (rotate_loop, find_traces_1_round,
16417 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
16418 duplicate_computed_gotos): Use the single_succ/pred functions.
16419 * cfganal.c (forwarder_block_p): Ditto.
16420 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
16421 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16422 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
16423 merge_seq_blocks): Ditto.
16424 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
16425 * cfglayout.c (fixup_reorder_chain): Ditto.
16426 * cfgloop.c (mark_single_exit_loops, update_latch_info,
16427 canonicalize_loop_headers, verify_loop_structure): Ditto.
16428 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
16429 mfb_update_loops, create_preheader, force_single_succ_latches,
16430 create_loop_notes): Ditto.
16431 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
16432 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
16433 commit_one_edge_insertion, purge_dead_edges,
16434 cfg_layout_can_merge_blocks_p): Ditto.
16435 * except.c (sjlj_emit_function_enter): Ditto.
16436 * flow.c (init_propagate_block_info): Ditto.
16437 * function.c (thread_prologue_and_epilogue_insns): Ditto.
16438 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
16439 insert_insn_end_bb): Ditto.
16440 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
16441 find_if_case_2): Ditto.
16442 * lambda-code.c (perfect_nestify): Ditto.
16443 * lcm.c (optimize_mode_switching): Ditto.
16444 * loop-doloop.c (doloop_modify): Ditto.
16445 * loop-init.c (loop_optimizer_init): Ditto.
16446 * loop-iv.c (simplify_using_initial_values): Ditto.
16447 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16448 * loop-unswitch.c (unswitch_loop): Ditto.
16449 * modulo-sched.c (generate_prolog_epilog): Ditto.
16450 * predict.c (combine_predictions_for_insn, estimate_probability,
16451 tree_estimate_probability, last_basic_block_p,
16452 estimate_bb_frequencies): Ditto.
16453 * profile.c (branch_prob): Ditto.
16454 * regrename.c (copyprop_hardreg_forward): Ditto.
16455 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
16456 * tracer.c (layout_superblocks): Ditto.
16457 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
16458 cfg_remove_useless_stmts_bb, cleanup_control_flow,
16459 cleanup_control_expr_graph, disband_implicit_edges,
16460 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
16461 tree_verify_flow_info, tree_make_forwarder_block,
16462 tree_forwarder_block_p, remove_forwarder_block,
16463 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
16464 * tree-if-conv.c (tree_if_conversion): Ditto.
16465 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16466 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
16467 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
16468 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
16469 copy_loop_headers): Ditto.
16470 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
16471 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
16472 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
16473 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
16474 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
16475 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
16476 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
16477 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
16478 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
16479 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
16480 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
16481 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
16482 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
16483 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
16484 slpeel_add_loop_guard): Ditto.
16486 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
16488 PR tree-optimization/15784
16489 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16492 * stmt.c (expand_case): Don't change index_type. Convert minval
16493 to the proper type.
16495 PR tree-optimization/20130
16496 * fold-const.c (fold): Fold x * -1 into -x.
16498 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
16500 PR rtl-optimization/20331
16501 * rtlanal.c (modified_between_p): Check its address first for MEM.
16502 (modified_in_p): Likewise.
16504 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
16506 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
16508 2005-03-10 Steven Bosscher <stevenb@suse.de>
16510 * expr.c (expand_expr_real_1): If possible, use a conditional
16511 move for expanding MIN_EXPR and MAX_EXPR.
16512 Use temp for moving around rtx-en.
16514 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
16517 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
16520 2005-03-10 Roger Sayle <roger@eyesopen.com>
16522 * builtins.c (expand_builtin_signbit): Extend to handle floating
16523 point modes wider than the largest integer type, using the
16524 operand_subword_force function to obtain the signbit's word.
16526 2005-03-10 Jakub Jelinek <jakub@redhat.com>
16529 * combine.c (try_combine): If recog_for_combine added CLOBBERs
16530 to NEWI2PAT, fail to combine if they are used by NEWPAT.
16532 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
16534 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
16536 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
16538 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
16540 (perform_edge_inserts): Unconditionally call
16541 free_dominator_info.
16543 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
16545 2005-03-10 Bob Wilson <bob.wilson@acm.org>
16547 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
16549 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
16551 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
16553 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
16555 (rtl_register_value_prof_hooks,
16556 tree_value_profile_transformations,
16557 tree_register_value_prof_hooks): Likewise.
16558 * var-tracking.c (stack_adjust_offset_pre_post,
16559 variable_htab_free, variable_union, dataflow_set_different_2,
16560 count_uses, variable_was_changed, set_frame_base_location,
16561 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
16562 vt_add_function_parameters): Likewise.
16563 * varasm.c (named_section_real, named_section, make_decl_rtl,
16564 asm_emit_uninitialised, assemble_integer, decode_addr_const,
16565 const_hash_1, compare_constant, copy_constant, force_const_mem,
16566 output_constant_pool_2, output_constant_pool_1, output_constant,
16567 output_constructor, make_decl_one_only, decl_tls_model,
16568 default_no_named_section, default_elf_select_section_1,
16569 default_unique_section_1): Likewise.
16570 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
16571 * vmsdbgout.c (addr_const_to_string): Likewise.
16574 * function.c (struct assign_parm_data_one): Remove last_named
16576 (assign_parm_find_data_types): Don't determine last_named.
16577 Reorder named_parm determination.
16578 (assign_parms): Only setup varargs on the last non-varadic
16581 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
16583 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
16584 sda base address on medium model.
16586 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
16588 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
16589 * cfgloop.c (flow_loop_nodes_find): Export.
16590 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
16592 * cfgloopmanip.c (fix_loop_structure): New function.
16593 * predict.c (predict_loops): Clean up the loops information.
16594 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
16595 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
16597 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
16598 (rewrite_into_loop_closed_ssa): Declaration changed.
16599 * tree-loop-linear.c (linear_transform_loops): Add argument to
16600 rewrite_into_loop_closed_ssa call.
16601 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16602 * tree-ssa-loop-im.c (move_computations): Ditto.
16603 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
16604 * tree-vectorizer.c (vectorize_loops): Ditto.
16605 * tree-optimize.c: Include cfgloop.h.
16606 (execute_todo): Choose whether to call cleanup_tree_cfg or
16607 cleanup_tree_cfg_loop.
16608 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
16609 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
16610 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
16611 cleanup_tree_cfg_loop call.
16612 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
16613 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
16614 work on part of cfg.
16616 2005-03-10 Jakub Jelinek <jakub@redhat.com>
16618 PR inline-asm/20314
16619 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
16620 with multiple alternatives.
16622 * stmt.c (parse_output_constraint): Fix a typo.
16624 2005-03-09 Bob Wilson <bob.wilson@acm.org>
16626 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
16627 assembly directive instead of deprecated "no-generics".
16629 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
16631 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
16632 for non-offsettable memory references to cope with outstanding reload
16634 * config/s390/s390.md ("reload_outti"): Call find_replacement to
16635 avoid losing outstanding address reloads.
16636 ("reload_outdi", "reload_outdf"): Likewise.
16638 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16640 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
16641 code. Add more cbrt transformations.
16643 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16645 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
16647 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
16649 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
16650 NULL_TREE when a given tree is not simplified.
16651 (fold): Return the original tree when any of the functions
16652 mentioned above NULL_TREE.
16654 * fold-const.c (fold_unary, fold_binary): Take decomposed
16655 arguments, code, type, op0, and op1 in case of fold_binary.
16656 (fold): Update calls to fold_unary and fold_binary.
16658 2005-03-09 Roger Sayle <roger@eyesopen.com>
16660 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
16661 a fndecl and an arglist instead of a CALL_EXPR, exp.
16663 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
16665 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
16667 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
16669 * expr.c (expand_assignment): Remove orig_to_rtx.
16671 * fold-const.c (int_const_binop): Remove no_overflow.
16673 * ifcvt.c (noce_emit_move_insn): Remove inmode.
16675 * loop-iv.c (get_biv_step_1): Remove lhs.
16677 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
16679 * real.c (real_nan): Remove neg.
16681 * function.c (thread_prologue_and_epilogue_insns): Remove i
16684 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
16687 * tree-eh.c (tree_could_trap_p): Remove idx.
16689 * tree-into-ssa.c (ann): Remove ann.
16691 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
16693 * tree-sra.c (decide_block_copy): Remove inst_count.
16695 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
16697 * tree-ssa-loop-im.c (lhs): Remove.
16699 * cfgbuild.c (state, STATE, SET_STATE,
16700 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
16702 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
16703 (find_basic_blocks): Set the state of each basic block to
16706 2005-03-08 Jeff Law <law@redhat.com>
16708 * tree-cfg.c (cleanup_control_flow): If removal of a computed
16709 goto results in the removal of edges in the CFG, then we need
16710 to recompute dominators.
16712 2005-03-09 Ben Elliston <bje@au.ibm.com>
16714 * c-common.c (c_do_switch_warnings): Comment fix.
16716 2005-03-08 Julian Brown <julian@codesourcery.com>
16718 * Patch from 2005-03-08 reverted for causing regressions and
16719 ppc-darwin bootstrap failure.
16721 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
16723 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
16724 Define the real function for ppc-darwin.
16725 * c-typeck.c (convert_arguments): Check for target-specific
16726 invalid argument call to unprototyped function.
16727 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
16729 * target.h (invalid_arg_for_unprototyped_fn): New field
16731 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
16732 default target hook.
16733 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
16736 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16738 * c-typeck.c (constructor_stack, constructor_range_stack,
16739 initializer_stack): Make them static.
16741 * cfg.c (rbi_pool): Make it static.
16743 * gimple-low.c (lower_stmt_body): Make it static.
16744 * tree-flow.h: Remove the corresponding prototype. Don't
16745 declare lower_data.
16747 * sched-deps.c (cache_size): Make it static.
16749 * stor-layout.c (lang_adjust_rli): Make it static.
16751 2005-03-08 Julian Brown <julian@codesourcery.com>
16753 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16754 from being used for symbols with vague linkage when
16755 HAVE_GAS_COMDAT_GROUP is true.
16757 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
16759 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
16760 nlabel == JUMP_LABEL (jump).
16762 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16764 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
16765 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
16766 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
16767 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
16769 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
16772 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
16773 * c-common.c (handle_returns_twice): New function.
16774 (c_common_attribute_table): Declare eturns_twice' attribute.
16775 * doc/extend.texi: Document eturns_twice' attribute.
16776 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
16777 (struct tree_decl): Add returns_twice_flag.
16779 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16781 * tree-ssa-phiopt.c: Fix a comment typo.
16783 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
16784 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
16785 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
16788 2005-03-08 Richard Henderson <rth@redhat.com>
16790 * config/alpha/alpha.c (code_for_builtin): Replace special-case
16791 builtin codes with ctzdi2, clzdi2, popcountdi2.
16792 (struct alpha_builtin_def): Add is_const.
16793 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
16794 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
16795 (alpha_init_builtins): Init them. Set nothrow and const attributes
16797 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
16798 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
16799 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
16800 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
16801 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
16802 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
16803 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
16804 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
16805 (TARGET_FOLD_BUILTIN): New.
16806 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
16807 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
16809 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
16811 2005-03-08 Ira Rosen <irar@il.ibm.com>
16813 PR tree-optimization/20122
16814 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
16815 condition of access function instead of base.
16817 2005-03-07 Jeff Law <law@redhat.com>
16818 Steven Bosscher <stevenb@suse.de>
16820 * tree-cfg.c (find_taken_edge_computed_goto): New function.
16821 (find_taken_edge): Call find_taken_edge_computed_goto as
16822 appropriate. Allow any gimple invariant rather than just
16823 INTEGER_CST for VAL.
16824 (cleanup_control_flow): Cleanup a computed goto which has turned
16825 into a simple goto.
16826 (tree_merge_blocks): If block B has any forced labels, move
16827 them to the start of block A.
16828 * tree-ssa-dom.c (thread_across_edge): Allow threading across
16829 computed gotos as well.
16830 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
16831 removal of unnecessary computed gotos too.
16832 (lookup_redirection_data): Fix type of INSERT argument. Callers
16835 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16837 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
16838 Remove trailing spaces.
16840 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
16841 unshare_all_trees): Make them static.
16842 * tree-gimple.h: Remove the corresponding prototypes.
16844 * diagnostic.h: Remove unused prototype
16845 debug_output_buffer.
16846 * modulo-sched.c: Remove unused prototype
16847 set_row_column_for_ps.
16849 * tree-ssa-phiopt.c (tree_ssa_phiopt,
16850 replace_phi_edge_with_variable): Remove unused variable i.
16852 2005-03-07 Per Bothner <per@bothner.com>
16854 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
16856 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
16859 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
16860 bbs on the COND_EXPR instead of the PHI_NODEs.
16861 (candidate_bb_for_phi_optimization): Remove.
16862 (replace_phi_with_stmt): Rename to ...
16863 (replace_phi_edge_with_variable): this and change so that we
16864 replace the phi argument instead of removing the PHI.
16865 (conditional_replacement): Change so we deal with PHI with more
16866 than two arguments.
16867 (value_replacement): Likewise.
16868 (abs_replacement): Likewise.
16870 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
16872 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
16873 output_e500_flip_gt_bit.
16875 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
16877 (rs6000_generate_compare): Fix logic to look at the correct bits.
16878 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
16880 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
16881 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
16882 gen_move_from_CR_gt_bit.
16884 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
16885 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
16886 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
16888 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
16889 (E500_CR_IOR_COMPARE): New constant.
16891 2005-03-08 Earl Chew <earl_chew@agilent.com>
16892 David Billinghurst <David.Billinghurst@riotinto.com>
16894 * config/i386/host-cygwin.c: New file to support precompiled
16896 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
16897 * config.host: Use above files for cygwin host.
16899 2005-03-07 David Edelsohn <edelsohn@gnu.org>
16901 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
16902 ordering ops from earlier change.
16904 2005-03-07 Per Bothner <per@bothner.com>
16906 Various fixes to allow us to again build if --enable-mapped-location:
16907 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
16908 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
16909 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
16910 local variable loc. Change logic appropriately.
16911 * tree-vect-transform.c (vect_finish_stmt_generation): Use
16912 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
16913 * c-parser.c (c_parser_for_statement): Initialize loc variable.
16914 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
16915 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
16917 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
16919 PR rtl-optimization/19683
16920 * reload1.c (choose_reload_regs): Pass the number of bits, not the
16921 number of bytes, to smallest_int_for_mode. Fix arguments to
16922 REG_CANNOT_CHANGE_MODE_P.
16924 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16926 * reorg.c (relax_delay_slots): Check that the jump is
16927 conditional before trying to invert it.
16929 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16931 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
16934 * calls (stack_arg_under_construction): Make it static.
16936 * flow.c (regs_live_at_setjmp): Make it static.
16937 * flow.h: Remove the corresponding prototype.
16939 * reload1.c (reload_startobj, reload_firstobj,
16940 something_needs_operands_changed, reload_inherited,
16941 reload_inheritance_insn, reload_override_in,
16942 reload_spill_index): Make them static.
16944 * recog.c (verify_changes): Make it static.
16945 * recog.h: Remove the corresponding prototype.
16947 * cfgbuild.c (find_sub_basic_blocks): Remove.
16948 * basic-block.h: Remove the corresponding prototype.
16949 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
16951 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
16953 * tree-ssa-operands.c (check_build_stmt): Remove.
16955 * stor-layout.c (set_alignment): Remove.
16956 * tree.h: Remove the corresponding prototype.
16958 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
16960 * tree-ssa-dce.c (control_dependence_map,
16961 visited_control_parents): Make them static.
16963 * cfghooks.c (verify_flow_info): Remove local variable
16966 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
16969 * loop-unswitch.c (unswitch_loop): Remove local variable src.
16971 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
16973 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
16975 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
16977 * config/ia64/hpux.h (LINK_SPEC): Add -z.
16978 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
16979 PARALLEL for an empty structure.
16981 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16983 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
16985 * fold-const.c (fold_binary): Unroll the very first "for"
16988 2005-03-06 David Edelsohn <edelsohn@gnu.org>
16990 * config/rs6000/predicates.md (branch_comparison_operator): Remove
16991 redundant match_code test.
16992 (scc_comparison_operator): Swap match_operand and match_code
16994 (branch_positive_comparison_operator): Same.
16995 (trap_comparison_operator): Use comparison_operator and swap with
16998 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
17001 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
17002 (out_movhi_r_mr): Read low byte of volatile MEM first.
17003 (out_movhi_mr_r): Write high byte of volatile MEM first.
17005 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
17007 * cselib.c (reg_values, reg_values_size): Make them static.
17009 * cse.c (cse_reg_info_table): Make it static.
17011 * fold-const.c (fold_unary): Use build1 instead of copy_node.
17013 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
17015 * cse.c (find_best_addr): Use canon_for_address.
17017 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
17019 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
17020 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
17021 SUBREG and MEM, respectively.
17023 * fold-const.c (fold_binary): Use code instead of t.
17025 * fold-const.c (optimize_minmax_comparison): Take decomposed
17026 arguments code, type, op0, and op1 instead of t.
17027 (fold_binary): Update a call to optimize_minmax_comparison.
17029 * fold-const.c (fold_range_test): Take decomposed arguments
17030 code, type, op0, and op1 instead of t.
17031 (fold_binary): Update a call to fold_range_test.
17033 * fold-const.c (fold_binary_op_with_conditional_arg): Take
17034 decomposed arguments code, type, op0, and op1 instead of t.
17035 (fold_binary): Update a call to fold_range_test.
17037 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
17039 * fold-const.c (fold_binary): Avoid directly using the original
17040 expression t as much as possible.
17042 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
17044 * c-semantics.c (build_stmt): Use TYPE_P instead of
17045 IS_NON_TYPE_CODE_CLASS.
17046 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
17047 (NON_TYPE_CHECK): Use TYPE_P instead of
17048 IS_NON_TYPE_CODE_CLASS.
17050 * fold-const.c (fold): Remove handling of binary expressions.
17052 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
17054 * doc/c-tree.texi: Wrap comments in @r{}.
17055 * doc/cpp.texi: Likewise.
17056 * doc/cppinternals.texi: Likewise.
17057 * doc/extend.texi: Likewise.
17058 * doc/md.texi: Likewise.
17059 * doc/objc.texi: Likewise.
17060 * doc/sourcebuild.texi: Likewise.
17061 * doc/tm.texi: Likewise.
17062 * doc/tree-ssa.texi
17064 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
17066 * predict.c (apply_return_prediction): Standardize PHI chain
17068 * tree-ssa.c (ssa_redirect_edge): Likewise.
17070 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
17071 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
17074 * tree-phinodes.c (remove_phi_node): Drop the last argument.
17075 * tree-flow.h: Adjust the prototype for remove_phi_node.
17076 * lambda-code.c (perfect_nestify): Adjust a call to
17079 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
17080 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
17082 * tree-ssa-dce.c (remove_dead_phis): Likewise.
17083 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
17084 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
17085 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
17087 * combine.c (simplify_and_const_int): Use gen_int_mode instead
17088 of GEN_INT (trunc_int_for_mode (...)).
17089 * loop-iv.c (iv_number_of_iterations): Likewise.
17090 * postreload.c (reload_cse_move2add): Likewise.
17091 * simplify-rtx.c (simplify_const_unary_operation,
17092 simplify_const_binary_operation): Likewise.
17093 * stor-layout.c (get_mode_bounds): Likewise.
17095 * fold-const.c (fold_binary): New.
17096 (fold): Call fold_binary on binary expressions.
17098 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
17100 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
17101 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
17102 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
17103 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
17104 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
17106 2005-03-04 Devang Patel <dpatel@apple.com>
17108 PR tree-optimization/18815
17109 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
17110 loops with zero exit edges.
17112 2005-03-04 Devang Patel <dpatel@apple.com>
17114 * doc/invoke.texi: Remove reference to webpage that does not exist.
17116 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
17117 Joseph S. Myers <joseph@codesourcery.com>
17120 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
17121 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
17122 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
17123 * pa.c (get_plabel): Change argument to symbol_ref. Call
17124 maybe_get_identifier instead of get_identifier.
17125 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
17126 (struct deferred_plabel): Replace name field with symbol field.
17127 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
17128 ASM_OUTPUT_EXTERNAL_REAL is defined.
17129 (output_global_address): Use output_addr_const for output of all
17131 (output_deferred_plabels): Use symbol_ref instead of name for address
17133 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
17134 ASM_OUTPUT_SYMBOL_REF): New macros.
17135 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
17137 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
17140 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
17142 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
17143 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
17145 2005-03-04 Jeff Law <law@redhat.com>
17147 * basic-block.h (rediscover_loops_after_threading): Declare.
17148 * tree-ssa-dom.c: Include cfgloop.h.
17149 (tree_ssa_dominator_optimize): Discover loops and some basic
17150 properties. Remove forwarder blocks recreated by loop header
17151 canonicalization. Also mark backedges in the CFG.
17152 * tree-ssa-threadupdate.c: Include cfgloop.h
17153 (rediscover_loops_after_threading): Define.
17154 (struct local_info): New field, JUMP_THREADED.
17155 (prune_undesirable_thread_requests): New function.
17156 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
17157 then record that fact for the callers of redirct_edges.
17158 (thread_block): If BB has incoming backedges, then call
17159 prune_undesirable_thraed_requests. Note when we are
17160 going to have to rediscover loop information. Return a
17161 boolean indicating if any jumps were threaded.
17162 (thread_through_all_blocks): Bubble up boolean indicating
17163 if any jumps were threaded.
17164 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
17165 (tree-ssa-threadupdate.o): Similarly.
17167 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
17169 * fold-const.c (fold_ternary): Unroll the "for" loop to
17172 2005-03-04 Andrew Haley <aph@redhat.com>
17174 * unwind-dw2-fde-glibc.c (struct
17175 unw_eh_callback_data.check_cache): New field.
17176 (frame_hdr_cache): New.
17177 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
17178 Cache frame header info.
17180 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
17182 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
17183 (print_c_condition): Declare.
17184 * read-rtl.c (ptr_loc): New structure.
17185 (ptr_locs, ptr_loc_obstack, joined_conditions)
17186 (joined_conditions_obstack): New variables.
17187 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
17188 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
17189 (join_c_conditions, print_c_condition): New functions.
17190 (apply_macro_to_string): Associate the new string with the same
17191 source location as the old one.
17192 (add_condition_to_string): Use join_c_conditions.
17193 (read_string): Use set_rtx_ptr_loc to record a filename and line
17194 number for the string.
17195 (read_rtx): Initialize the new variables above.
17196 * genattrtab.c (write_test_expr, write_attr_value): Use
17198 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
17199 comment above the GCC_VERSION check.
17200 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
17201 Inline the definition of MAYBE_EVAL.
17202 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
17203 * genoutput.c (process_template): Likewise.
17204 * genpreds.c (write_predicate_subfunction): Likewise.
17205 (write_predicate_expr): Use print_c_condition.
17206 * genrecog.c (write_cond): Likewise.
17207 * gensupport.c (process_rtx): Use join_c_conditions to join the
17208 conditions of a define_insn_and_split. Record a source location
17209 for the string after the "&&".
17210 (alter_test_for_insn): Use join_c_conditions.
17212 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
17215 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
17216 PR tree-optimization/15784
17217 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
17220 2005-03-04 Ben Elliston <bje@au.ibm.com>
17222 * gcc.c (option_map): Add --coverage.
17223 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
17224 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
17225 * config/darwin.h: Pass -lgcov for `coverage'.
17226 * doc/invoke.texi (Debugging Options): Document --coverage.
17228 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
17230 * gcse.c (bypass_block): Use find_edge wherever possible.
17232 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
17236 * c-opts.c (c_common_parse_file): Call start_source_file
17237 and end_source_file at the approriate times.
17239 * dwarf2out.c (dwarf2out_finish): Don't auto-end
17240 the main file, it will be done for us now.
17242 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
17244 * fold-const.c (fold_ternary): New.
17245 (fold): Call fold_ternary on ternary expressions. Remove
17246 handling of ternary expressions.
17248 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
17250 PR tree-optimization/15784
17251 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
17254 2005-03-03 David Edelsohn <edelsohn@gnu.org>
17256 * config/rs6000/predicates.md (branch_comparison_operator):
17257 Convert from C block to conditional format.
17259 2005-03-03 Jan Hubicka <jh@suse.cz>
17261 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
17262 and non-constant public variables.
17264 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
17266 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
17269 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
17272 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
17273 calls to release_ssa_name and release_phi_node.
17275 * fold-const.c (fold): Remove handling of unary expressions.
17277 * fold-const.c (fold_unary): Avoid directly using the original
17278 expression t as much as possible.
17280 2005-03-03 Roger Sayle <roger@eyesopen.com>
17281 Andrew Pinski <pinskia@physics.uc.edu>
17283 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
17284 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
17286 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
17288 Describe special registers SRP and MOF as allocatable registers.
17289 * config/cris/cris.c (cris_md_asm_clobbers): New function.
17290 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
17291 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
17292 TARGET_HAS_MUL_INSNS.
17293 (cris_print_operand) <case 'd'>: New case.
17294 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
17295 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
17297 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
17298 (REG_ALLOC_ORDER): Update for MOF.
17299 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
17301 (GENERAL_REGS): No longer a define of ALL_REGS.
17302 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
17303 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
17304 Adjust accordingly.
17305 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
17306 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
17307 (SECONDARY_RELOAD_CLASS): Define.
17308 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
17309 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
17310 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
17311 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
17312 (REGISTER_MOVE_COST): Define.
17313 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
17314 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
17315 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
17316 (CRIS_MOF_REGNUM): New define_constants.
17317 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
17319 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
17321 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
17322 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
17323 Adjust for MOF being properly described as a register.
17324 (indir_to_reg_split): Name this split. Conditionalize on the
17325 destination register being a general register.
17326 (movei): Conditionalize on on operands 0 and 1 having the same
17329 2005-03-03 Alan Modra <amodra@bigpond.net.au>
17332 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
17333 -mcpu to override any other explicitly given flags.
17335 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
17337 * recog.c (verify_changes, confirm_change_group): New functions,
17338 broken out of apply_change_group.
17339 (apply_change_group): Use them.
17340 * recog.h (verify_change, confirm_change_group): Declare.
17341 * rtl.h (redirect_jump_2): Declare.
17342 * jump.c (redirect_exp, invert_exp): Delete.
17343 (invert_exp_1): Take second parameter. Return value. Changed caller.
17344 (redirect_jump_2): New function, broken out of redirect_jump.
17345 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
17346 (invert_jump): Use invert_jump_1 and redirect_jump_2.
17347 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
17349 2005-03-02 Geoffrey Keating <geoffk@apple.com>
17351 * varasm.c (named_section): Use xstrdup rather than doing it by
17354 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
17356 2005-03-02 Devang Patel <dpatel@apple.com>
17358 Undo PR tree-optimization/18815 fix.
17360 2005-03-02 Devang Patel <dpatel@apple.com>
17362 PR tree-optimization/18815
17363 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
17364 loops with zero exit edges.
17366 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
17368 * cfg.c (connect_src, connect_dest, disconnect_src,
17369 disconnct_dest): New.
17370 (unchecked_make_edge, remove_edge, redirect_edge_succ,
17371 redirect_edge_pred): Use the new functions.
17373 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
17374 free_dominance_info only when needed.
17376 2005-03-02 David Edelsohn <edelsohn@gnu.org>
17379 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
17380 (reg_or_sub_cint64_operand): Same.
17382 2005-03-02 Jeff Law <law@redhat.com>
17384 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
17385 CFG_ALTERED in the main DOM iteration loop.
17387 2005-03-02 Mark Mitchell <mark@codesourcery.com>
17390 * varasm.c (initializer_constant_valid_p): Allow conversions
17391 between OFFSET_TYPEs. Tidy.
17393 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
17395 * config/cris/cris.md ("return"): Remove epilogue delay list
17398 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
17400 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
17402 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
17404 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
17406 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
17407 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
17408 config/m68k/m68k.c, config/mips/mips.h,
17409 config/rs6000/rs6000-protos.h, doc/contrib.texi,
17410 doc/include/gcc-common.texi: Update copyright.
17412 PR middle-end/18029 and PR middle-end/18030
17413 * expr.c (optimize_bitfield_assignment_op): Add a special case
17414 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
17416 * fold-const.c (fold_unary): New.
17417 (fold): Call fold_unary on unary expressions.
17419 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
17421 * cgraph.h (struct cgraph_edge): Add prev_caller and
17422 prev_callee fields.
17423 (cgraph_node_remove_callees): Export.
17424 * cgraph.c (cgraph_create_edge): Initialize prev_caller
17426 (cgraph_edge_remove_callee): New function.
17427 (cgraph_edge_remove_caller): Likewise.
17428 (cgraph_remove_edge): Use.
17429 (cgraph_redirect_edge_callee): Likewise.
17430 (cgraph_node_remove_callees): New function.
17431 (cgraph_node_remove_callers): Likewise.
17432 (cgraph_remove_node): Use.
17433 * tree-optimize.c (tree_rest_of_compilation): Use
17434 cgraph_node_remove_callees instead of manual loop.
17435 * cgraphunit.c (cgraph_finalize_function): Likewise.
17436 (cgraph_expand_function): Likewise.
17437 (cgraph_remove_unreachable_nodes): Likewise.
17439 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
17442 * c-tree.h (undeclared_variable, build_external_ref): Add extra
17444 * c-decl.c (undeclared_variable): Take location as argument.
17445 * c-typeck.c (build_external_ref): Likewise.
17446 * c-parser.c (c_parser_postfix_expression): Pass location of
17447 identifier to build_external_ref.
17449 2005-03-01 David Edelsohn <edelsohn@gnu.org>
17451 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
17452 CCEQ mode for branch_positive_comparison_operator test.
17453 * config/rs6000/predicates (branch_comparison_operator): Revert to
17455 (scc_comparison_operator): Same.
17456 (branch_positive_comparison_operator): Same.
17458 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
17460 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
17461 (cris_delay_slots_for_epilogue): Remove.
17462 (save_last): Move into cris_target_asm_function_epilogue.
17463 (cris_target_asm_function_epilogue): Remove tests for file being
17465 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
17466 (cris_delay_slots_for_epilogue): Remove prototypes.
17467 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
17468 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
17470 2005-03-01 David Edelsohn <edelsohn@gnu.org>
17472 * config/rs6000/predicates.md (branch_comparison_operator): Change
17473 to define_special_predicate.
17474 (scc_comparison_operator): Same.
17475 (branch_positive_comparison_operator): Same.
17477 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
17479 * Makefile.in (tree-ssa-sink.o): New.
17480 (OBJS-common): Add tree-ssa-sink.o.
17481 * common.opt: Add -ftree-sink
17482 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
17483 * timevar.def (TV_TREE_SINK): new timevar.
17484 * tree-flow.h (is_hidden_global_store): Prototype.
17485 * tree-optimize.c (init_tree_optimization_passes): Add
17487 * tree-pass.h (pass_sink_code): New.
17488 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
17489 for non-obvious global store store to is_hidden_global_store, and
17490 call that new function.
17491 * tree-ssa-sink.c: New file.
17492 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
17493 * doc/passes.texi: Document forward store motion.
17494 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
17495 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
17496 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
17497 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
17499 2005-03-01 Per Bothner <per@bothner.com>
17501 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
17502 and we have a non-zero column-number, add it to the message.
17503 Also factor out the diagnostic_kind_text.
17505 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17507 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
17508 flow_loop_pre_header_scan, flow_loop_pre_header_find,
17509 flow_loop_scan): Removed.
17510 (flow_loop_dump): Do not dump removed fields.
17511 (flow_loop_free): Do not free removed fields.
17512 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
17513 (loop_exit_edge_p): New function.
17514 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
17515 num_pre_header_edges, entry_edges, num_entries, exit_edges,
17516 num_exits, exits_doms.
17517 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
17518 LOOP_EDGES, LOOP_ALL): Removed.
17519 (flow_loop_scan): Declaration removed.
17520 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
17521 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
17523 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
17524 (if_convert): Call flow_loops_find and flow_loops_free
17525 when calling mark_loop_exit_edges.
17526 * cfgloopanal.c (mark_loop_exit_edges): Moved from
17527 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
17528 free_dominance_info calls.
17529 * loop-init.c (flow_loops_find): Ditto.
17530 * passes.c (rest_of_handle_branch_prob): Ditto.
17531 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
17532 * loop-unroll.c (analyze_insns_in_loop): Do not use
17534 * predict.c (predict_loops): Do not call flow_loop_scan.
17535 Use get_loop_exit_edges.
17536 (tree_estimate_probability): Do not pass flags to flow_loops_find.
17537 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
17538 Do not use EDGE_LOOP_EXIT.
17539 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
17540 to bb_with_exit_edge_p.
17541 (if_convertible_loop_p): Do not call flow_loop_scan. Use
17542 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
17543 to bb_with_exit_edge_p.
17544 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
17546 * tree-loop-linear.c (linear_transform_loops): Do not call
17547 flow_loop_scan. Use loop->single_exit.
17548 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
17549 (vect_analyze_loop_form): Do not call flow_loop_scan.
17550 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
17552 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
17554 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
17555 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17556 slpeel_tree_duplicate_loop_to_edge_cfg,
17557 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
17558 Use loop_preheader_edge and loop->single_exit. Do not call
17561 2005-03-01 Nick Clifton <nickc@redhat.com>
17563 * config/arm/arm.c (thumb_find_work_register): Check all of the
17564 argument registers to see if they are free, and a couple of
17565 special cases where the last argument register but can be proved
17566 to be available during the function's prologue.
17567 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
17568 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
17569 thumb_unexpanded_epilogue): Use unsigned long as the type for the
17571 (thumb_compute_save_reg_mask): Likewise. Also use
17572 thumb_find_work_register() to ensure that there is agreement about
17573 which work register is going to be used in the prologue.
17574 (thumb_output_function_prologue): Use unsigned long as the type
17575 for the register bit-mask. Also delay pushing the link register if
17576 other high registers are going to be pushed.
17577 (thumb_compute_save_reg_mask, emit_multi_reg_push,
17578 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
17579 redundant prototypes.
17581 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
17584 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
17585 and after reload in REG+REG indexed addresses without REG_POINTER
17586 set in the base and not set in the index.
17588 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
17590 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
17591 Don't undefine here.
17592 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
17593 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
17594 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17595 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
17596 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
17598 * config.gcc (sh*-*-linux*): Use config/linux.h.
17600 2005-02-28 Dale Johannesen <dalej@apple.com>
17601 Stan Shebs <shebs@apple.com>
17603 Rewrite of 64-bit Darwin structure-by-value pass/return.
17604 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
17605 intoffset, use_stack, named.
17606 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
17607 (rs6000_darwin64_record_arg_advance_flush): New.
17608 (rs6000_darwin64_record_arg_advance_recurse): New.
17609 (rs6000_darwin64_record_arg_flush): New.
17610 (rs6000_darwin64_record_arg_recurse): New.
17611 (rs6000_darwin64_record_arg): New.
17612 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
17613 (function_arg_boundary): Handle 128-bit aligned structs.
17614 (function_arg_advance): Rewrite darwin64 struct handling.
17615 (function_arg): Call rs6000_darwin64_record_arg.
17616 (function_arg_partial_nregs): Handle darwin64 structs.
17617 (rs6000_darwin64_function_value): Remove.
17618 (rs6000_function_value): Call rs6000_darwin64_record_arg.
17620 2005-02-28 Roger Sayle <roger@eyesopen.com>
17622 PR tree-optimization/20216
17623 * tree-chrec.c (tree_fold_factorial): Delete.
17624 (tree_fold_binomial): Change argument list to take a return type
17625 and change the type of K to unsigned int. Rewrite to avoid explicit
17626 evaluation of factorials, and (recursively) calling fold to perform
17627 compile-time arithmetic. Return NULL on (internal) overflow.
17628 (chrec_evaluate): Change type of K to an unsigned int. Avoid
17629 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
17630 if any intermediate calculation overflows.
17631 (chrec_apply): Update call to chrec_evaluate.
17633 2005-02-28 James E Wilson <wilson@specifixinc.com>
17635 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
17637 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
17640 * c-parser.c (c_parser_compound_statement): Return error_mark_node
17641 instead of NULL_TREE on error.
17643 2005-02-28 David Edelsohn <edelsohn@gnu.org>
17645 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
17646 (EASY_VECTOR_15_ADD_SELF): Remove.
17647 (num_insns_constant_wide): Not static.
17648 (validate_condition_mode): Not static.
17649 (toc_relative_expr_p): Not static.
17650 (legitimate_indirect_address_p): Not static.
17651 (macho_lo_sum_memory_operand): Not static.
17652 (invalid_e500_subreg): Not static.
17653 (easy_vector_same): Not static.
17654 (easy_vector_splat_const): Not static.
17655 (RS6000_SYMBOL_REF_TLS_P): Remove.
17656 (any_operand): Delete.
17657 (any_parallel_operand): Delete.
17658 (count_register_operand): Delete.
17659 (altivec_register_operand): Delete.
17660 (xer_operand): Delete.
17661 (s8bit_cint_operand): Delete.
17662 (short_cint_operand): Delete.
17663 (u_short_cint_operand): Delete.
17664 (non_short_cint_operand): Delete.
17665 (exact_log2_cint_operand): Delete.
17666 (gpc_reg_operand): Delete.
17667 (cc_reg_operand): Delete.
17668 (cc_reg_not_cr0_operand): Delete.
17669 (reg_or_short_operand): Delete.
17670 (reg_or_neg_short_operand): Delete.
17671 (reg_or_aligned_short_operand): Delete.
17672 (reg_or_u_short_operand): Delete.
17673 (reg_or_cint_operand): Delete.
17674 (reg_or_arith_cint_operand): Delete.
17675 (reg_or_add_cint64_operand): Delete.
17676 (reg_or_sub_cint64_operand): Delete.
17677 (reg_or_logical_cint_operand): Delete.
17678 (got_operand): Delete.
17679 (got_no_const_operand): Delete.
17680 (easy_fp_constant): Delete.
17681 (easy_vector_constant): Delete.
17682 (easy_vector_constant_add_self): Delete.
17683 (zero_constant): Delete.
17684 (zero_fp_constant): Delete.
17685 (volatile_mem_operand): Delete.
17686 (offsettable_mem_operand): Delete.
17687 (mem_or_easy_const_operand): Delete.
17688 (add_operand): Delete.
17689 (non_add_cint_operand): Delete.
17690 (logical_operand): Delete.
17691 (non_logical_cint_operand): Delete.
17692 (mask_operand): Delete.
17693 (mask_operand_wrap): Delete.
17694 (mask64_operand): Delete.
17695 (mask64_2_operand): Delete.
17696 (and64_operand): Delete.
17697 (and64_2_operand): Delete.
17698 (and_operand): Delete.
17699 (reg_or_mem_operand): Delete.
17700 (lwa_operand): Delete.
17701 (symbol_ref_operand): Delete.
17702 (call_operand): Delete.
17703 (current_file_function_operand): Delete.
17704 (input_operand): Delete.
17705 (rs6000_nonimmediate_operand): Delete.
17706 (rs6000_tls_symbol_ref): Delete.
17707 (save_world_operation): Delete.
17708 (restore_world_operation): Delete.
17709 (load_multiple_operation): Delete.
17710 (store_multiple_operation): Delete.
17711 (vrsave_operation): Delete.
17712 (mfcr_operation): Delete.
17713 (mtcrf_operation): Delete.
17714 (lmw_operation): Delete.
17715 (stmw_operation): Delete.
17716 (branch_comparison_operator): Delete.
17717 (branch_positive_comparison_operator): Delete.
17718 (scc_comparison_operator): Delete.
17719 (trap_comparison_operator): Delete.
17720 (boolean_operator): Delete.
17721 (boolean_or_operator): Delete.
17722 (min_max_operator): Delete.
17723 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
17724 (EASY_VECTOR_15): Moved to here.
17725 (EASY_VECTOR_15_ADD_SELF): Move to here.
17726 (PREDICATE_CODES): Delete.
17727 * config/rs6000/rs6000-protos.h: Delete predicate functions.
17728 Declare functions no longer static.
17729 * config/rs6000/predicates.md: New.
17730 * config/rs6000/rs6000.md: Include predicates.md
17732 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
17734 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
17735 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
17737 * cfgrtl.c (need_fake_edge_p): Likewise.
17738 * combine.c (distribute_notes): Likewise.
17739 * emit-rtl.c (try_split): Likewise.
17740 * recog.c (peephole2_opimize): Likewise.
17741 * reg-notes.def (ALWAYS_RETURN): Remove.
17742 * rtl.h (LCT_ALWAYS_RETURN): Remove.
17743 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
17744 * tree.h (ECF_ALWAYS_RETURN): Remove.
17746 2005-02-28 Roger Sayle <roger@eyesopen.com>
17748 PR middle-end/19874
17749 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
17750 between different machine modes is never a "useless" conversion.
17752 2005-02-28 Geert Bosch <bosch@gnat.com>
17755 * doc/contrib.texi: List contributors for Ada front end
17757 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
17759 * simplify-rtx.c (simplify_unary_operation_1,
17760 simplify_const_unary_operation): New, extracted from...
17761 (simplify_unary_operation): ... this one.
17762 (simplify_binary_operation_1,
17763 simplify_const_binary_operation): New, extracted from...
17764 (simplify_binary_operation): ... this one.
17765 * rtl.h (simplify_const_unary_operation,
17766 simplify_const_binary_operation): Add prototypes.
17768 2005-02-28 Julian Brown <julian@codesourcery.com>
17770 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
17771 building libjava and caused PR regression/20228.
17773 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
17776 * Makefile.in (host_subdir): New.
17777 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
17778 * configure: Regenerate.
17780 2005-02-27 Zack Weinberg <zack@codesourcery.com>
17782 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
17783 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
17784 installation directory first.
17786 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
17789 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
17790 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
17791 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
17792 * config/cris/cris.md: Tweak comments referring to Q.
17793 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
17794 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
17795 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
17796 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
17797 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
17798 Insert spaces in constraints to align alternatives vertically for
17800 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
17803 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17805 PR rtl-optimization/17728
17806 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
17807 operand 0 from general_operand to move_dest_operand.
17809 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17811 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
17812 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
17813 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
17814 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
17816 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
17818 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
17819 * configure: Regenerate.
17820 * libada-mk.in: Remove CC; rename
17821 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
17823 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
17826 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
17827 for the lhs, also walk over the tree. Likewise for rhs.
17829 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
17831 * tree-ssa-dom.c (simple_iv_increment_p): New function.
17832 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
17833 Do not propagate value of iv before increment over the increment.
17835 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
17837 * c-parser.c: New file.
17838 * c-parse.in: Remove.
17839 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
17841 (c-parser.o): Add dependencies.
17842 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
17843 maintainer-clean, TAGS): Update.
17844 * c-config-lang.in (gtfiles): Update.
17845 * gengtype-lex.l: Don't handle "@@".
17846 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
17847 objc_build_synchronized, objc_begin_try_stmt,
17848 objc_begin_catch_clause, objc_finish_catch_clause,
17849 objc_build_finally_clause, objc_finish_try_stmt): New.
17850 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
17852 (c_parse_init): Update comment.
17853 * c-decl.c (c_init_decl_processing): Update comment.
17854 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
17855 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
17856 new c_declspecs members.
17858 2005-02-25 Julian Brown <julian@codesourcery.com>
17860 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
17861 from being used for symbols with vague linkage when
17862 HAVE_GAS_COMDAT_GROUP is true.
17864 2005-02-25 Mark Mitchell <mark@codesourcery.com>
17866 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
17868 2005-02-25 Steve Ellcey <sje@cup.hp.com>
17871 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
17872 (LIBGCC2_HAS_DF_MODE): New.
17873 (LIBGCC2_HAS_XF_MODE): New.
17874 (LIBGCC2_HAS_TF_MODE): New.
17875 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
17876 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
17877 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
17878 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
17879 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
17880 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
17881 and add _fixtfdi, _fixunstfdi, _floatditf
17882 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
17883 L_fixunstfdi, L_floatditf.
17884 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
17885 (LIBGCC2_HAS_TF_MODE): Define.
17887 2005-02-25 Diego Novillo <dnovillo@redhat.com>
17889 PR tree-optimization/20204
17890 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
17891 REWRITE_THIS_STMT markers on PHI nodes.
17892 (rewrite_initialize_block): Likewise.
17894 2005-02-25 Mark Mitchell <mark@codesourcery.com>
17896 * version.c (version_string): Update to 4.1.
17898 2005-02-25 Paolo Carlini <pcarlini@suse.de>
17900 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
17901 Clarify that the alternative way doesn't work in GNU C++.
17903 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17905 PR tree-optimization/19937
17906 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
17907 to the type of the induction variable.
17909 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
17911 PR rtl-optimization/20117
17912 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
17913 the block including noncopyable insn.
17915 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
17917 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
17918 calls to find_reg_note.
17920 2005-02-24 Richard Henderson <rth@redhat.com>
17923 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
17926 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
17928 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
17929 vector types if to use base reg for misaligned non-word ld/std.
17931 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17934 * config/cris/cris.c (cris_target_asm_function_prologue): Create
17935 dwarf2 label manually and put it after, not before the prologue.
17937 2005-02-24 David Edelsohn <edelsohn@gnu.org>
17940 * reload.c (operands_match_p): Only increment register number for
17941 SCALAR_INT_MODE_P modes in multiple hard registers.
17943 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
17946 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17948 * ChangeLog.5: Fix log message typo(s).
17949 * ChangeLog.7: Likewise.
17950 * ChangeLog.tree-ssa: Likewise.
17951 * cfgexpand.c: Fix comment typo(s).
17952 * conflict.c: Likewise.
17953 * defaults.h: Likewise.
17954 * dwarf2out.c: Likewise.
17955 * gcse.c: Likewise.
17956 * ggc-page.c: Likewise.
17957 * tree-eh.c: Likewise.
17958 * tree-ssa-dom.c: Likewise.
17960 2005-02-24 Jakub Jelinek <jakub@redhat.com>
17963 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
17964 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
17965 if SHARED is defined.
17968 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
17969 allow splitting only if operands 0 and 3 don't overlap.
17971 2005-02-24 Richard Henderson <rth@redhat.com>
17973 PR middle-end/19953
17974 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
17975 (fold_builtin_1): Call them.
17976 * fold-const.c (fold_complex_mult_parts): Split out from ...
17977 (fold_complex_mult): ... here. Fix typo in both imaginary case.
17978 (fold_complex_div_parts, fold_complex_div): New.
17980 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
17982 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17984 * tree-ssa-ccp.c (visit_assignment): Verify that result of
17985 VIEW_CONVERT_EXPR is_gimple_min_invariant.
17987 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
17988 (print_node): Likewise.
17989 Print TYPE_SIZES_GIMPLIFIED.
17991 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17993 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
17994 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
17995 operands as commutative in constraints.
17997 2005-02-24 Diego Novillo <dnovillo@redhat.com>
17999 * tree-into-ssa.c: Re-organize internal functions.
18001 2005-02-24 Richard Henderson <rth@redhat.com>
18003 PR middle-end/18902
18004 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
18006 * common.opt (fcx-limited-range): New.
18007 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
18008 * toplev.c (flag_complex_method): Initialize to 1.
18009 (process_options): Set flag_complex_method to 0 if
18010 flag_cx_limited_range.
18011 * doc/invoke.texi (-fcx-limited-range): New.
18013 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
18015 * cse.c (delete_trivially_dead_insns): Speed up by using
18016 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
18019 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
18021 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
18022 functions when -mid-shared-library is being used.
18024 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18026 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
18027 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
18028 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
18029 * system.h: Poison LINK_LIBGCC_SPECIAL.
18031 2005-02-23 James E Wilson <wilson@specifixinc.com>
18033 * gengtype.c (note_insn_name): Make 1 element larger.
18035 2005-02-23 Roger Sayle <roger@eyesopen.com>
18038 PR rtl-optimization/20097
18039 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
18040 BImode SUBREGs of SImode registers which confuse the ia64 backend.
18042 2005-02-23 David Edelsohn <edelsohn@gnu.org>
18044 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
18045 * t-aix52 (SHLIB_INSTALL): Same.
18047 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
18049 * genpreds.c: Update copyright.
18051 2005-02-23 Michael Beach <michaelb@ieee.org>
18054 * config/sparc/t-elf (startup files): Assemble with CPP.
18056 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
18058 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
18059 (write_predicate_expr): Likewise.
18061 2005-02-22 Diego Novillo <dnovillo@redhat.com>
18063 PR tree-optimization/20100
18064 PR tree-optimization/20115
18065 * tree-optimize.c (init_tree_optimization_passes): Remove
18066 pass_maybe_create_global_var.
18067 * tree-pass.h (pass_maybe_create_global_var): Remove.
18068 * tree-ssa-alias.c (aliases_computed_p): Declare.
18069 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
18070 (count_calls_and_maybe_create_global_var): Remove.
18071 (pass_maybe_create_global_var): Remove.
18072 (init_alias_info): Do not declare aliases_computed_p.
18073 (maybe_create_global_var): If the function contains no
18074 call-clobbered variables and a mix of pure/const and regular
18075 function calls, create .GLOBAL_VAR.
18076 Mark all call-clobbered variables for renaming.
18077 (merge_pointed_to_info): Update comment.
18078 (add_pointed_to_var): Likewise.
18079 (is_escape_site): Likewise.
18080 Accept struct alias_info * instead of size_t *.
18082 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
18084 * tree-ssa-operands.c (get_call_expr_operands): If
18085 ALIASES_COMPUTED_P is false, do not add call-clobbering
18087 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
18088 (delete_tree_ssa): Likewise.
18090 2005-02-22 James E Wilson <wilson@specifixinc.com>
18092 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
18093 (do_compile): Do call it here.
18095 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
18097 PR rtl-optimization/20017.
18098 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
18099 rest_of_handle_cse2, rest_of_handle_gcse): Call
18100 delete_dead_jumptables immediately before calling cleanup_cfg.
18102 2005-02-22 Devang Patel <dpatel@apple.com>
18105 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
18108 2005-02-22 David Edelsohn <edelsohn@gnu.org>
18110 * config/rs6000/aix.h (WINT_TYPE): Define.
18112 2005-02-22 Stan Shebs <shebs@apple.com>
18114 * config/rs6000/rs6000.c (rs6000_override_options): Default to
18115 natural alignment for 64-bit Darwin.
18116 (rs6000_parse_alignment_option): Warn about uses of -malign-power
18118 * doc/invoke.texi: Document this.
18120 2005-02-22 DJ Delorie <dj@redhat.com>
18122 * c-common.c (c_common_type_for_mode): Pass the mode's precision
18123 to make_[un]signed_type, not the mode itself.
18125 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
18127 * cfg.c (cached_make_edge): Call make_edge if edge cache is
18128 not available. Use tail calls wherever possible.
18129 (make_edge): Call unchecked_make_edge to create an edge.
18131 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
18132 (coalesce_ssa_name): Don't check for
18133 SSANORM_USE_COALESCE_LIST.
18134 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
18136 2005-02-22 Diego Novillo <dnovillo@redhat.com>
18138 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
18139 (rewrite_into_ssa): ... here.
18141 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
18143 PR tree-optimization/19786
18144 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
18145 tag to another's may-alias bitmap when adding to the other's list.
18147 2005-02-21 DJ Delorie <dj@redhat.com>
18149 * tree-ssa-loop-ivopts.c (computation_cost): Start register
18150 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
18151 registers in unsupported ways.
18152 * expmed.c (init_expmed): Likewise.
18154 2005-02-21 Stan Cox <scox@redhat.com>
18156 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
18158 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
18160 * tree-cfg.c (fold_cond_expr_cond): New.
18161 (make_edges): Call fold_cond_expr_cond.
18162 (find_taken_edge): Accept nothing but INTEGER_CST.
18163 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
18165 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
18167 * flow.c (delete_dead_jumptables): Speed up by scanning insns
18168 that do not belong to any basic block.
18170 2005-02-21 Jeff Law <law@redhat.com>
18172 * cfganal.c (find_unreachable_blocks): Manually CSE load of
18175 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
18177 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
18178 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
18179 Adjust their definitions.
18180 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
18181 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
18183 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
18184 genautomata.c, langhooks.c, langhooks.h, system.h,
18185 config/arm/lib1funcs.asm: Update copyright.
18187 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18189 * dbxout.c (dbxout_function_end): Emit Lscope label always.
18191 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
18194 * doc/install.texi: Document --with-gc.
18196 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
18198 * simplify-rtx.c (simplify_unary_operation): Add a missing
18201 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18203 PR tree-optimization/18663
18204 * tree-ssa-dom.c (extract_range_from_cond): Return 0
18205 if the type has variable bounds.
18207 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
18209 * gcse.c: Remove an obsolete comment.
18211 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
18213 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
18215 * doc/extend.texi (Function Attributes) <Attribute const>: The
18216 attribute "pure" is below this text, not above.
18218 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18220 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
18221 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
18222 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
18224 2005-02-20 Zack Weinberg <zack@codesourcery.com>
18227 * langhooks.h (struct lang_hooks): Add to_target_charset.
18228 * langhooks.c (lhd_to_target_charset): New function.
18229 * langhooks-def.h: Declare lhd_to_target_charset.
18230 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
18231 (LANG_HOOKS_INITIALIZER): Update.
18232 * c-common.c (c_common_to_target_charset): New function.
18233 * c-common.h: Declare it.
18234 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
18235 c_common_to_target_charset.
18237 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
18238 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
18239 Delete definitions.
18240 * system.h: Poison them.
18241 * doc/tm.texi: Don't discuss them.
18242 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
18243 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
18244 (pp_c_char): Do not attempt to generate letter escapes for
18246 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
18247 * config/mips/mips.c (mips_output_ascii): Likewise.
18249 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
18251 PR tree-optimization/19951
18252 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
18255 2005-02-19 Steven Bosscher <stevenb@suse.de>
18257 PR middle-end/19698
18258 * function.h (struct function): New field `max_loop_depth'.
18259 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
18260 (flow_loops_find): Reset the max loop depth count before finding loops.
18261 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
18262 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
18263 (calculate_global_regs_live): Make sure the loop will terminate
18264 when the initial sets are not empty.
18266 2005-02-19 Zack Weinberg <zack@codesourcery.com>
18268 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
18270 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
18272 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
18275 * doc/invoke.texi: Remove documentation of %M spec.
18277 (init_spec): Remove %M suffix from -lgcc_s.
18278 (do_spec_1): Remove 'M' case.
18279 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
18280 to put shared libraries in the multilib directory. Remove the
18281 shlib_so_soname substitution variable. Don't add a multilib encoding
18282 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
18283 reported by -print-multi-os-directory. Pass @multilib_dir@ to
18284 SHLIB_INSTALL as well as SHLIB_LINK.
18285 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
18286 (SHLIB_NAME): Delete.
18287 (SHLIB_DIR): New macro.
18288 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
18289 (SHLIB_INSTALL): Adjust accordingly.
18290 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
18291 * config/t-slibgcc-sld: Likewise.
18292 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
18293 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
18294 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
18296 (SHLIBUNWIND_INSTALL): Adjust accordingly.
18297 * config/i386/t-nwld (SHLIB_SONAME): Delete.
18298 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
18299 Use @shlib_base_name@ instead of @shlib_so_name@.
18300 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
18301 and @shlib_base_name@.so in @multilib_dir@.
18302 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
18303 to the install path.
18304 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
18305 (SHLIB_LINK): Remove previous workaround.
18306 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
18307 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
18308 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
18310 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
18311 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
18312 (SHLIB_INSTALL): Adjust accordingly.
18313 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
18314 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
18315 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
18316 config/t-slibgcc-elf-ver.
18318 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
18319 Jakub Jelinek <jakub@redhat.com>
18321 PR tree-optimization/19828
18322 * tree-ssa-loop-im.c: Add a TODO comment.
18323 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
18324 without side-effects.
18326 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
18328 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
18331 2005-02-18 James E. Wilson <wilson@specifixinc.com>
18333 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
18334 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
18335 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
18337 (ia64_reorg): Delete fixup_errata call.
18338 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
18339 (TARGET_SWITCHES): Delete -mb-step entry.
18341 2005-02-19 Jakub Jelinek <jakub@redhat.com>
18344 * c-typeck.c (composite_type): Handle quals in transparent unions.
18345 (type_lists_compatible_p): Likewise.
18347 2005-02-18 Stan Shebs <shebs@apple.com>
18349 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
18350 expressions in the .literal8 section.
18352 2005-02-18 Geoffrey Keating <geoffk@apple.com>
18354 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
18356 2005-02-18 Roger Sayle <roger@eyesopen.com>
18358 * fold-const.c (constant_boolean_node): Always create values of the
18359 specified type, don't bother calling truthvalue_conversion.
18361 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
18363 * except.c (output_function_exception_table): Call
18364 assemble_external_libcall (eh_personality_libfunc).
18366 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
18369 * config/ia64/ia64.h (struct machine_function): Add state_num.
18370 * config/ia64/ia64.c (process_epilogue,
18371 process_for_unwind_directive): Use new unwind state numbers each
18372 time rather than state 1.
18374 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
18377 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
18378 before the "*llgt_didi" pattern.
18380 2005-02-18 Jason Merrill <jason@redhat.com>
18382 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
18384 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
18386 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
18387 (div0): Use it in place of ARM_FUNC_ALIAS.
18388 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
18390 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
18392 PR middle-end/20030
18393 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
18394 access, the lower bound of the array type if it exists.
18396 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
18399 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
18400 cases that are out-of-range for the index type.
18402 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
18404 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
18405 (estimate_case_costs): Don't call convert.
18406 * expmed.c (expand_shift): Likewise.
18407 (make_tree): Call fold_convert instead of convert.
18409 2005-02-18 Jakub Jelinek <jakub@redhat.com>
18412 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
18413 that ref to be marked MEM_READONLY_P doesn't have base that needs
18416 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
18418 * genautomata.c (output_get_cpu_unit_code_func,
18419 output_cpu_unit_reservation_p): Don't generate old-style function
18422 2005-02-18 Jakub Jelinek <jakub@redhat.com>
18425 PR tree-optimization/20009
18426 * convert.c (convert_to_integer): Revert 2005-02-16 change.
18428 PR tree-optimization/18947
18429 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
18430 inline, remove all nodes that are inlined into the extern inline
18433 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
18435 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
18436 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
18437 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
18438 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
18441 2005-02-17 Roger Sayle <roger@eyesopen.com>
18443 PR tree-optimization/19917
18444 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
18445 to be potentially trapping.
18447 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
18449 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
18451 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
18453 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
18454 tem becomes a local variable which is set to the value of the
18455 back end defined INITIAL_FRAME_ADDRESS macro.
18456 (expand_builtin_frame_address): Omit the base parameter to
18457 expand_builtin_return_addr.
18458 (expand_builtin_profile_func): Likewise.
18459 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
18460 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
18461 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
18463 2005-02-17 Jakub Jelinek <jakub@redhat.com>
18465 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
18466 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
18467 * config/frv/frv.c (frv_function_epilogue): Likewise.
18469 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
18471 * lambda-code (perfect_nestify): Remove mark/unmark
18472 for rewriting hack.
18473 * tree-loop-linear.c (linear_transform_loops): Add
18474 rewrite_into_ssa call so that ssa is correct for
18475 rewriting into loop closed.
18477 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
18479 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
18480 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
18482 * bt-load.c (btr_def_live_range, combine_btr_defs,
18483 migrate_btr_def, migrate_btr_defs): Likewise.
18484 * cfgcleanup.c (thread_jump): Likewise.
18485 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
18486 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
18487 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
18488 df_rd_local_compute, df_reg_info_compute): Likewise.
18489 * dominance.c (init_dom_info, free_dom_info): Likewise.
18490 * flow.c (init_propagate_block_info,
18491 free_propagate_block_info): Likewise.
18492 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
18493 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
18494 modify_reg_pav): Likewise.
18495 * loop-invariant.c (find_defs, find_invariant_insn,
18496 find_invariants, free_inv_motion_data): Likewise.
18497 * predict.c (tree_predict_by_opcode,
18498 estimate_bb_frequencies): Likewise.
18499 * stmt.c (expand_case): Likewise.
18500 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
18501 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
18502 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
18503 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
18504 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
18505 rewrite_ssa_into_ssa): Likewise.
18506 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18507 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
18508 analyze_edges_for_bb, perform_edge_inserts): Likewise.
18509 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
18510 * tree-sra.c (tree_sra): Likewise.
18511 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
18512 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
18513 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
18514 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18515 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
18516 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
18518 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
18519 calculate_live_on_entry, calculate_live_on_exit,
18520 build_tree_conflict_graph): Likewise.
18521 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
18522 record_important_candidates, set_use_iv_cost, find_depends,
18523 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
18524 tree_ssa_iv_optimize_finalize): Likewise.
18525 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
18526 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
18527 tree_duplicate_loop_to_header_edge): Likewise.
18528 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
18529 * tree-ssa.c (verify_flow_insensitive_alias_info,
18530 verify_name_tags, verify_ssa, init_tree_ssa,
18531 delete_tree_ssa): Likewise.
18532 * tree-ssanames.c (marked_ssa_names, init_ssanames,
18533 fini_ssanames): Likewise.
18534 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
18536 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
18538 * config/rs6000/t-rtems: Completely reworked.
18540 2005-02-17 Ira Rosen <irar@il.ibm.com>
18542 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
18544 2005-02-17 Ira Rosen <irar@il.ibm.com>
18546 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
18547 POINTER_TYPE_P when checking that type is a pointer.
18548 (vect_get_memtag): Remove.
18549 (vect_address_analysis): Use POINTER_TYPE_P. Call
18550 vect_object_analysis with dummy parameter for memtag.
18551 (vect_object_analysis): Extract memtag (functionality that
18552 used to be in vect_get_memtag and moved here). Fix printings.
18553 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
18554 with correct parameters. Remove call to vect_get_memtag.
18556 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
18558 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
18559 (tree-vectorizer.o): Added missing dependencies.
18561 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
18563 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
18564 declaration in tree-vectorizer.c, now has an extern declaration in
18565 tree-vectorizer.h).
18566 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
18567 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
18568 get_vectype_for_scalar_type, vect_is_simple_use,
18569 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
18570 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
18571 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
18572 vectorizable_store, vectorizable_operation, vectorizable_assignment,
18573 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
18574 find_loop_location): Likewise.
18576 * tree-vectorizer.c (langhooks.h): #include removed.
18577 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
18578 moved to tree-vectorized.h.
18579 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
18580 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
18581 get_vectype_for_scalar_type, vect_is_simple_use,
18582 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
18583 vect_supportable_dr_alignment, new_loop_vec_info,
18584 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
18585 vect_set_verbosity_level, find_loop_location): Likewise.
18587 (vect_analyze_loop): Function externalized. Declaration moved to
18588 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
18589 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
18590 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
18591 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
18592 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
18593 vect_enhance_data_refs_alignment, vect_analyze_operations,
18594 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
18595 vect_stmt_relevant_p, vect_get_loop_niters,
18596 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
18597 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
18598 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
18599 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
18600 vect_get_memtag): Likewise.
18602 (vectorizable_load): Function externalized. Declaration moved to
18603 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
18604 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
18605 vect_transform_loop): Likewise.
18606 (vect_transform_stmt): Moved to tree-vect-transform.c.
18607 (vect_align_data_ref, vect_create_destination_var,
18608 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
18609 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
18610 vect_get_vec_def_for_operand, vect_init_vector,
18611 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
18612 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
18613 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
18614 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
18615 vect_do_peeling_for_loop_bound): Likewise.
18617 * tree-vect-analyze.c: New file.
18618 * tree-vect-transform.c: New file.
18620 2005-02-17 Jason Merrill <jason@redhat.com>
18622 PR mudflap/19319, c++/19317
18623 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
18626 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
18628 * doc/install.texi (Specific): Update link for Darwin-specific
18631 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
18633 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
18634 constant_boolean_node.
18636 2005-02-16 David Edelsohn <edelsohn@gnu.org>
18639 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
18640 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
18642 2005-02-16 Richard Henderson <rth@redhat.com>
18645 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
18647 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
18648 replace uses with Wtype_MAXp1_F.
18649 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
18650 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
18651 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
18652 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
18653 and HAVE_TFMODE as appropriate.
18654 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
18655 (__floatdisf): Likewise.
18656 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
18657 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
18658 (Wtype_MAXp1_F): New.
18659 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
18660 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
18662 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
18665 * arm.c (arm_apply_result_size): New function.
18666 * arm.h (APPLY_RESULT_SIZE): Define.
18667 * arm-protos.h (arm_apply_result_size): Add prototype.
18668 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
18669 (movxf): New expand.
18670 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
18671 (call_value_symbol): Remove predicate for operand 0.
18672 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
18673 (untyped_call): Rework to correclty return values for any type.
18674 (untyped_return): New expand.
18675 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
18677 2005-02-16 Stan Shebs <shebs@apple.com>
18679 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
18680 * config/rs6000/t-darwin8: New, for 64-bit multilib.
18682 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
18684 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
18685 configure settings on Solaris 7 and later.
18687 2005-02-16 Diego Novillo <dnovillo@redhat.com>
18689 PR tree-optimization/19865
18690 * tree-optimize.c (init_tree_optimization_passes): Run
18691 pass_may_alias after pass_sra.
18693 2005-02-16 Richard Henderson <rth@redhat.com>
18694 Stuart Hastings <stuart@apple.com>
18697 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
18698 Do nothing if debug info suppressed for this function.
18699 (dbxout_begin_function): Early exit if debug info suppressed for
18702 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
18705 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
18707 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
18709 PR tree-optimization/19967
18710 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
18711 expand_builtin_strchr, expand_builtin_strrchr): Take a new
18712 argument TYPE. Adjust calls to fold_builtin_XXX.
18713 (expand_builtin, fold_builtin_1): Adjust calls to
18714 expand_builtin_XXX.
18715 (fold_builtin_strchr, fold_builtin_strpbrk,
18716 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
18717 result to a requested type TYPE.
18719 2005-02-16 Jakub Jelinek <jakub@redhat.com>
18721 PR middle-end/19857
18722 * fold-const.c (fold): Don't optimize (T)(x & cst) to
18723 (T)x & (T)cst if (T)cst overflows.
18724 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
18725 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
18727 2005-02-15 Jeff Law <law@redhat.com>
18729 * gcse.c (blocks_with_calls): New bitmap.
18730 (alloc_gcse_mem): Allocate it.
18731 (free_gcse_mem): Free it.
18732 (clear_modifY_mem_tables): Clear it.
18733 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
18734 when we encounter CALL_INSNs.
18735 (compute_transp, case MEM): Handle blocks with calls separate
18736 from blocks without calls. Use bitmap iterators rather than
18739 2005-02-15 Peter O'Gorman <peter@pogma.com>
18742 * mklibgcc.in (vis_hide): Use a temporary object file, not
18745 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
18748 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
18749 access optimization.
18751 2005-02-15 David Edelsohn <edelsohn@gnu.org>
18752 Alan Modra <amodra@bigpond.net.au>
18755 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
18756 (_xlqsub): Rename to __gcc_qsub.
18757 (_xlqmul): Rename to __gcc_qmul.
18758 (_xlqdiv): Rename to __gcc_qdiv.
18759 Provide versioned symbol aliases with old names.
18760 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
18761 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
18762 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
18763 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
18764 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
18766 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
18768 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
18769 Fold ~(A - 1) and ~(A + -1) to -A.
18771 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
18775 * config/host-linux.c (linux_gt_pch_use_address): Copy from
18776 config/pa/pa-host.c:pa_gt_pch_use_address.
18778 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
18780 * tree-vn.c (get_value_handle): Make sure that given an
18781 is_gimple_min_invariant expression, we always return it.
18783 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
18785 * passes.c (rest_of_handle_gcse): Fix a comment.
18787 2005-02-15 Jeff Law <law@redhat.com>
18789 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
18791 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
18792 (canon_list_insert, record_last_mem_set_info): Similarly.
18793 (clear_modify_mem_tables): Similarly.
18795 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
18797 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
18798 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
18799 config/mips/mips.md, config/rs6000/aix.h,
18800 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
18802 2005-02-15 Richard Henderson <rth@redhat.com>
18804 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
18805 call to be best_edge.
18807 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
18809 * basic-block.h: Adjust the prototype for find_basic_blocks.
18810 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
18811 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
18814 * flow.c (recompute_reg_usage): Remove all arguments.
18815 * passes.c (rest_of_compilation): Adjust the call to
18816 recompute_reg_usage.
18817 * rtl.h: Adjust the prototype for recompute_reg_usage.
18819 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
18821 * tree-dump.c (dump_files): Update to reflect new member
18823 (dump_register): Add new argument.
18825 (dump_switch_p_1): Check against glob name if doglob was passed.
18826 (dump_switch_p): Check against regular first, then glob if
18827 we didn't have any hits on the dump name.
18828 * tree-optimize.c (register_one_dump_file):
18829 Pass in glob name as well.
18830 * tree-pass.h (struct dump_file_info): Add glob
18833 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
18835 PR preprocessor/16323
18836 * doc/invoke.texi: Document that -Wendif-labels is on by default.
18838 2005-02-14 David Edelsohn <edelsohn@gnu.org>
18841 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
18842 (trunctfdf2_internal1): New.
18843 (trunctfdf2_internal2): Renamed from trunctfdf2.
18845 2005-02-14 Diego Novillo <dnovillo@redhat.com>
18847 PR tree-optimization/19853
18848 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
18850 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
18852 * passes.c (rest_of_handle_loop_optimize): Remove calls to
18853 delete_dead_jumptables and cleanup_cfg.
18855 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
18857 * reload.c (find_reloads): Swap address_reloaded flags when
18858 swapping commutative operands.
18860 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
18862 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
18863 Use standard_iv_increment_position for computing the bsi position
18865 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
18868 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
18871 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
18872 life range of hard registers.
18873 * value-prof.c (insn_prefetch_values_to_profile): Only
18876 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
18877 profile in libcalls.
18879 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
18881 * bitmap.h (bitmap_and_compl_into): Return bool.
18882 * bitmap.c (bitmap_and_compl_into): Return changed flag.
18884 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
18886 PR tree-optimization/19944
18887 * fold-const.c (fold): Re-add ABS_EXPR folding.
18889 2005-02-13 David Edelsohn <edelsohn@gnu.org>
18892 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
18893 {TARGET,MASK}_XL_COMPAT.
18894 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
18896 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
18897 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
18899 (rs6000_arg_partial_bytes): Same.
18900 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
18901 and XL compatibility enabled.
18902 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
18903 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
18904 test to final condition.
18905 (cmptf_internal2): New.
18906 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
18907 xl-compat. Add TFmode information to description.
18909 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
18911 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
18913 2005-02-13 Jason Merrill <jason@redhat.com>
18916 * fold-const.c (fold_indirect_ref_1): Split out from...
18917 (build_fold_indirect_ref): Here.
18918 (fold_indirect_ref): New fn.
18919 * tree.h: Declare it.
18920 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
18921 (gimplify_modify_expr_rhs): Likewise.
18922 (gimplify_expr): Likewise.
18924 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
18926 PR tree-optimization/14303
18927 PR tree-optimization/15784
18928 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
18929 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
18930 ABS_EXPR<x> != 0 to x != 0.
18932 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
18934 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
18935 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
18936 spelling conventions.
18938 * passes.c (rest_of_handle_gcse): Don't run cse_main and
18939 delete_trivially_dead_insns too many times.
18941 * passes.c (rest_of_handle_gcse): Remove dead assignments to
18944 2005-02-12 Ira Rosen <irar@il.ibm.com>
18946 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
18947 (vect_is_simple_iv_evolution): Remove redundant parameter
18949 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
18950 without last parameter.
18951 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
18952 Return pointer step. Call vect_is_simple_iv_evolution without
18953 last parameter. Check only that the step is multiple of size
18954 type. Remove stmt_vinfo updates.
18955 (vect_get_memtag_and_dr): Remove.
18956 (vect_get_memtag): New function.
18957 (vect_address_analysis): New function.
18958 (vect_object_analysis): New function.
18959 (vect_analyze_data_refs): Call vect_object_analysis and
18960 vect_get_memtag. Update stmt_vinfo fields.
18962 2005-02-12 Ira Rosen <irar@il.ibm.com>
18964 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
18965 exist and are objects. Remove checks for pointer.
18966 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
18967 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
18968 (vect_create_data_ref_ptr): Likewise.
18969 (vect_base_addr_differ_p): New function.
18970 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
18971 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
18972 Don't set the DR_BASE_NAME field of data-ref.
18973 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
18975 2005-02-12 Uros Bizjak <uros@kss-loka.si>
18977 * optabs.h (enum optab_index): Add new OTI_ldexp.
18978 (ldexp_optab): Define corresponding macro.
18979 * optabs.c (init_optabs): Initialize ldexp_optab.
18980 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
18982 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
18984 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
18985 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
18987 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
18988 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
18991 2005-02-12 Ira Rosen <irar@il.ibm.com>
18993 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
18995 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
18997 (vect_get_base_and_offset): Always return an address.
18998 (vect_create_addr_base_for_vector_ref): Remove treatment for
18999 different data reference types.
19000 (vect_compute_data_ref_alignment): Rename base to base_address in
19001 stmt_vec_info. Get the object in order to force its alignment.
19002 (vect_get_memtag_and_dr): Rename base to base_address in
19003 stmt_vec_info. Extract the object for memtag analysis.
19005 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
19007 PR regression/19898.
19008 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
19009 changes cc_status, use apply modified_in_p to part of cc_status
19010 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
19013 2005-02-11 Richard Henderson <rth@redhat.com>
19015 * tree-complex.c (expand_complex_libcall): New.
19016 (expand_complex_multiplication): Use it for c99 compliance.
19017 (expand_complex_division): Likewise.
19018 * fold-const.c (fold_complex_add, fold_complex_mult): New.
19020 * builtins.c (built_in_names): Remove const.
19021 * tree.c (build_common_builtin_nodes): Build complex arithmetic
19023 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
19024 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
19025 (built_in_names): Remove const.
19026 * c-common.c (c_common_type_for_mode): Handle complex modes.
19027 * flags.h, toplev.c (flag_complex_method): Rename from
19028 flag_complex_divide_method.
19029 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
19030 __mulsc3, __muldc3, __mulxc3, __multc3): New.
19031 * libgcc2.h: Declare them.
19032 * libgcc-std.ver: Export them.
19033 * mklibgcc.in (lib2funcs): Build them.
19035 2005-02-11 Steven Bosscher <stevenb@suse.de>
19037 PR tree-optimization/19876
19038 Partially revert my change from 2005-01-14
19039 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
19040 (compute_antic): ...and remove the loop here.
19042 2005-02-11 Jakub Jelinek <jakub@redhat.com>
19044 PR middle-end/19858
19045 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
19046 is number of inner's bits, avoid creating a BIT_FIELD_REF.
19048 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
19049 crtend.o if -pie. Use %{x:a;:b} spec syntax.
19051 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
19053 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
19054 offsets for the big-endian 32-bit case.
19056 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
19058 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
19060 2005-02-11 Dale Johannesen <dalej@apple.com>
19062 * cselib.c (cselib_process_insn): Clear out regs where
19063 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
19064 * reload.c (find_equiv_reg): Ditto.
19066 2005-02-11 Ian Lance Taylor <ian@airs.com>
19068 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
19071 * tree.c (build_function_type_list): Work correctly if there are
19074 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
19076 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
19077 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
19078 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
19079 TARGET_ZARCH instead of TARGET_64BIT.
19081 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
19083 * config/rs6000/t-rtems:
19084 (MULTILIB_OPTIONS): Remove mcpu=602.
19085 (MUTLILIB_DIRNAMES): Remove m602.
19086 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
19087 Let mcpu=602 match mcpu=603.
19088 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
19090 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19092 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
19093 signal trampolines.
19095 2005-02-10 David Daney <ddaney@avtrex.com>
19097 * config/alpha/linux-unwind.h: Add exception clause to copyright.
19098 * config/i386/linux-unwind.h: Likewise.
19099 * config/ia64/linux-unwind.h: Likewise.
19100 * config/mips/linux-unwind.h: Likewise.
19101 * config/pa/linux-unwind.h: Likewise.
19102 * config/rs6000/linux-unwind.h: Likewise.
19103 * config/s390/linux-unwind.h: Likewise.
19104 * config/sh/linux-unwind.h: Likewise.
19105 * config/sparc/linux-unwind.h: Likewise.
19107 2005-02-10 Steven Bosscher <stevenb@suse.de>
19109 PR tree-optimization/17549
19110 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
19111 TER to replace a DEF with its expression if the DEF and the
19112 rhs of the expression we replace into have the same root
19115 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
19117 * config/mips/mips.md: Fix the placement of the match_scratch in the
19120 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
19122 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
19125 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
19127 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
19128 (strip_offset): Handle addresses.
19129 (add_address_candidates): Use strip_offset.
19130 (difference_cost): Reflect strip_offset change.
19131 (force_var_cost, difference_cost): Strip nops.
19133 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
19135 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
19137 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
19138 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
19139 config/cris/cris-protos.h, config/cris/cris.c: Update
19142 2005-02-10 Jeff Law <law@redhat.com>
19144 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
19145 (lookup_avail_expr): Similarly.
19147 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
19149 * builtins.c (fold_builtin_powi): New function.
19150 (fold_builtin_1): Call it.
19152 2005-02-10 Steven Bosscher <stevenb@suse.de>
19154 PR documentation/19309
19155 * doc/cpp.texi: The __GNUC__ and related predefined macros
19156 are also defined for the "standalone" cpp.
19157 Some non-GCC compilers may also define __GNUC__.
19159 2005-02-10 Jakub Jelinek <jakub@redhat.com>
19162 * c-typeck.c (common_type): New routine. Old common_type renamed
19164 (c_common_type): ...this.
19165 (build_conditional_expr, build_binary_op): Use c_common_type instead
19168 2005-02-10 Steven Bosscher <stevenb@suse.de>
19170 * doc/md.texi: Replace @samp{length} with @code{length}.
19172 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19174 PR tree-optimization/18687
19175 * tree-flow.h (find_loop_niter): Declare.
19176 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
19177 Try using scev even for loops with more than one exit.
19178 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
19179 (struct ivopts_data): Added niters field.
19180 (struct nfe_cache_elt): New.
19181 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
19183 (tree_ssa_iv_optimize_init): Initialize niters cache.
19184 (determine_number_of_iterations): Removed.
19185 (find_induction_variables): Do not call determine_number_of_iterations.
19186 Access niters for single exit through niter_for_single_dom_exit.
19187 (add_iv_outer_candidates): Access niters for single exit through
19188 niter_for_single_dom_exit.
19189 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
19190 number_of_iterations_cond.
19191 (iv_period): New function.
19192 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
19193 (may_replace_final_value): Take data argument. Use
19194 niter_for_single_dom_exit.
19195 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
19196 (rewrite_use_compare): Pass data to may_eliminate_iv.
19197 (rewrite_use_outer): Pass data to may_replace_final_value.
19198 (free_loop_data): Clean up the niters cache.
19199 (tree_ssa_iv_optimize_finalize): Free the niters cache.
19200 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
19201 * tree-ssa-loop-niter.c (find_loop_niter): New function.
19202 (find_loop_niter_by_eval): Use tree_int_cst_lt.
19203 (num_ending_zeros): Moved to tree.c.
19204 * tree.h (num_ending_zeros): Declare.
19205 * tree.c (num_ending_zeros): Moved from tree.c.
19207 2005-02-09 Richard Henderson <rth@redhat.com>
19209 * builtins.c (DEF_BUILTIN): Add COND argument.
19210 * tree.h (DEF_BUILTIN): Likewise.
19211 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
19212 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
19214 (DEF_BUILTIN_STUB): New.
19215 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
19216 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
19217 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
19218 * c-common.c (DEF_BUILTIN): Add COND argument.
19219 * tree.c (local_define_builtin): New.
19220 (build_common_builtin_nodes): New.
19222 2005-02-09 Roger Sayle <roger@eyesopen.com>
19224 * fold-const.c (fold_strip_sign_ops): New function to simplify a
19225 floating point expression ignoring the sign of the result.
19226 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
19227 (fold) <MULT_EXPR>: Use it to simplify x*x.
19228 * tree.h (fold_strip_sign_ops): Prototype here.
19229 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
19230 argument. Use fold_strip_sign_ops to simplify the first argument.
19231 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
19232 first argument when the second argument is an even integer
19233 constant, but only with -funsafe_math_optimizations.
19234 (fold_builtin_1): Update call to fold_builtin_copysign.
19236 2005-02-09 Ian Lance Taylor <ian@airs.com>
19238 PR middle-end/19583
19239 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
19240 just check whether EH_FILTER_FAILURE falls through.
19242 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
19244 * gcc/haifa-sched.c (schedule_block): Make queued sched group
19245 insns return to ready list in the next turn.
19247 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
19249 PR middle-end/19402
19250 * builtins.def: New __builtin_powi[lf].
19251 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
19252 (expand_builtin_powi): New function.
19253 (expand_builtin): Dispatch to expand_builtin_powi.
19254 * libgcc2.h: Add prototypes for __builtin_powi[lf].
19255 * libgcc2.c: Add __builtin_powi[lf] implementation.
19256 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
19257 * optabs.h: Add powi_optab.
19258 * optabs.c (init_optabs): Initialize powi_optab.
19259 * doc/extend.texi: Document __builtin_powi[lf].
19261 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
19263 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
19266 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
19268 PR middle-end/19854
19269 * fold-const.c (try_move_mult_to_index): Remove redundant
19270 type argument. Create ADDR_EXPR with correct type.
19271 (fold): Update callers of try_move_mult_to_index. Convert
19272 result to the appropriate type.
19274 2005-02-09 Roger Sayle <roger@eyesopen.com>
19277 * config/avr/avr.c (default_rtx_costs): Delete.
19278 (avr_operand_rtx_cost): New function.
19279 (avr_rtx_costs): Completely rewrite.
19281 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
19284 * config/cris/cris.c (in_code): New variable.
19285 (cris_output_addr_const): Now a static function, a wrapper for
19287 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
19288 case from old cris_output_addr_const.
19289 (cris_asm_output_label_ref): Similar for LABEL_REF.
19290 (cris_output_addr_const_extra): Similar for UNSPEC.
19291 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
19292 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
19293 * config/cris/cris-protos.h (cris_output_addr_const): Remove
19295 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
19296 (cris_asm_output_label_ref): Declare.
19298 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
19300 PR preprocessor/19801
19301 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
19302 filenames that changed when libcpp was moved to the toplevel.
19304 2005-02-07 Roger Sayle <roger@eyesopen.com>
19306 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
19307 zero extensions of BImode operands. Call lowpart_subreg instead
19308 of gen_lowpart_common and gen_lowpart_SUBREG.
19310 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
19313 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
19314 * configure.ac: Set cc_for_cross_gnattools.
19315 * configure: Regenerate.
19317 2005-02-08 Alan Modra <amodra@bigpond.net.au>
19320 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
19322 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19325 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
19326 of nested functions.
19328 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
19330 * doc/extend.texi: Document deprecated extensions allowing
19331 static floating-point members to have initializers and allowing
19332 floating-point literals in integral constant expressions.
19334 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
19336 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
19337 config/darwin7.h, config/mips/mips.c,
19338 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
19341 * cse.c: Update comments.
19343 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
19345 PR middle-end/19775
19346 * builtins.c (fold_builtin_sqrt): Transform
19347 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
19350 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
19351 Dorit Naishlos <dorit@il.ibm.com>
19353 * doc/invoke.texi (ftree-vectorizer-verbose): New.
19354 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
19355 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
19357 * tree.h (vect_set_verbosity_level): New extern function declaration
19359 * tree-vectorizer.h (verbosity_levels): New enum type.
19360 * tree-vectorizer.c (vect_debug_stats): Function removed.
19361 (vect_debug_details): Likewise.
19362 (vect_verbosity_level): Global variable was defined and initialized.
19363 (vect_dump): Global variable definition.
19364 (vect_print_dump_info): New function.
19365 (vect_set_dump_settings): New function.
19366 (vect_set_verbosity_level): New function.
19367 (vectorize_loops): Add call to vect_set_dump_settings.
19369 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
19370 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
19371 (slpeel_tree_peel_loop_to_edge): Likewise.
19373 (vect_analyze_offset_expr): Call to vect_print_dump_info with
19374 appropriate verbosity level instead of call to vect_debug_details
19375 or vect_debug_stats.
19376 (vect_get_base_and_offset):
19377 (vect_create_addr_base_for_vector_ref):
19378 (get_vectype_for_scalar_type):
19379 (vect_create_data_ref_ptr):
19380 (vect_init_vector):
19381 (vect_get_vec_def_for_operand):
19382 (vect_finish_stmt_generation):
19383 (vectorizable_assignment):
19384 (vectorizable_operation):
19385 (vectorizable_store):
19386 (vectorizable_load):
19387 (vect_transform_stmt):
19388 (vect_update_ivs_after_vectorizer):
19389 (vect_do_peeling_for_loop_bound):
19390 (vect_update_inits_of_drs):
19391 (vect_do_peeling_for_alignment):
19392 (vect_transform_loop):
19393 (vect_is_simple_use):
19394 (vect_analyze_operations):
19395 (vect_is_simple_iv_evolution):
19396 (vect_analyze_scalar_cycles):
19397 (vect_analyze_data_ref_dependence):
19398 (vect_analyze_data_ref_dependences):
19399 (vect_compute_data_ref_alignment):
19400 (vect_enhance_data_refs_alignment):
19401 (vect_analyze_data_refs_alignment):
19402 (vect_analyze_data_ref_access):
19403 (vect_analyze_data_ref_accesses):
19404 (vect_analyze_pointer_ref_access):
19405 (vect_get_memtag_and_dr):
19406 (vect_analyze_data_refs):
19407 (vect_mark_relevant):
19408 (vect_stmt_relevant_p):
19409 (vect_mark_stmts_to_be_vectorized):
19410 (vect_can_advance_ivs_p):
19411 (vect_get_loop_niters):
19412 (vect_analyze_loop_form):
19413 (vect_analyze_loop):
19414 (vectorize_loops): Likewise.
19416 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
19417 (vect_update_inits_of_drs):
19418 (vect_do_peeling_for_alignment):
19419 (vect_transform_loop):
19420 (vect_analyze_operations):
19421 (vect_analyze_scalar_cycles):
19422 (vect_analyze_data_ref_dependences):
19423 (vect_analyze_data_refs_alignment):
19424 (vect_analyze_data_ref_accesses):
19425 (vect_analyze_data_refs):
19426 (vect_mark_stmts_to_be_vectorized):
19427 (vect_get_loop_niters):
19428 (vect_analyze_loop_form):
19429 (vect_analyze_loop): Likewise.
19430 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
19432 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
19436 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
19437 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
19438 either -ffast-math or -funsafe-math-optimizations is in use.
19440 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19441 * config/mips/irix-csr.c: New file.
19442 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19443 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19444 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19447 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
19449 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
19450 redundant, incorrect definitions.
19452 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
19454 ("*tls_indirect_call"): New, reference hard regs directly.
19455 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
19457 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
19459 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
19460 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
19462 2005-02-06 Roger Sayle <roger@eyesopen.com>
19464 PR rtl-optimization/19800
19465 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
19466 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
19469 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
19471 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
19473 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
19476 * doc/invoke.texi: Correct documentation of -freorder-functions.
19478 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
19481 * doc/invoke.texi: Don't mention gccbug.
19483 2005-02-06 Roger Sayle <roger@eyesopen.com>
19484 Andrew Pinski <pinskia@physics.uc.edu>
19485 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
19487 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19488 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
19489 into just (zero_extract:SI FOO (const_int 1) BAR).
19491 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
19493 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
19494 macro locally. Don't give last revision date. Use GCC version
19495 number from gcc-common.texi.
19496 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
19497 revision date. Use GCC version number from gcc-common.texi.
19498 Describe being a library as current state rather than as 3.x
19500 * doc/gcc.texi: Remove last update date.
19501 * doc/gccint.texi: Likewise. Update copyright dates.
19502 * doc/install.texi: Update copyright dates.
19504 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
19507 * doc/invoke.texi: Mention for each option included in -Wall that
19508 it is included in -Wall.
19509 * doc/gcc.texi: Update copyright and last modification date.
19511 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19513 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
19514 unnecessary cast to original induction variable increments.
19516 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19518 PR tree-optimization/18219
19519 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
19520 in distributed form.
19522 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
19524 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
19525 Set bitpos and offset later in the function. Do nothing if the
19526 target is a register and if the bitfield lies completely outside
19528 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
19529 here. Return an uninitialised register if the source value is stored
19530 in a register and the bitfield lies completely outside that register.
19532 2005-02-06 Steven Bosscher <stevenb@suse.de>
19534 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
19537 2005-02-06 Marcin Dalecki <martin@dalecki.de>
19539 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
19541 2005-02-06 Geoffrey Keating <geoffk@apple.com>
19543 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
19544 * config/darwin8.h: New.
19545 * config/darwin7.h: Update comment.
19547 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
19548 Dorit Naishlos <dorit@il.ibm.com>
19550 * tree-vectorizer.h (LOC): New type.
19551 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
19552 (loop_line_number): New field in struct _loop_vec_info.
19553 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
19555 * tree-vectorizer.c (input.h): Included.
19556 (find_loop_location): New function.
19557 (vect_debug_stats): Argument changed from loop to LOC. Computation of
19558 loop line number removed.
19559 (vect_debug_details): Likewise.
19560 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
19562 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
19563 call to vect_debug_details/stats changed from loop to loop_loc.
19564 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
19565 (slpeel_tree_peel_loop_to_edge): Likewise.
19567 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
19568 changed from NULL to UNKNOWN_LOC.
19569 (vect_get_base_and_offset):
19570 (vect_create_addr_base_for_vector_ref):
19571 (get_vectype_for_scalar_type):
19572 (vect_create_data_ref_ptr):
19573 (vect_init_vector):
19574 (vect_get_vec_def_for_operand):
19575 (vect_finish_stmt_generation):
19576 (vectorizable_assignment):
19577 (vectorizable_operation):
19578 (vectorizable_store):
19579 (vectorizable_load):
19580 (vect_transform_stmt):
19581 (vect_update_ivs_after_vectorizer):
19582 (vect_do_peeling_for_loop_bound):
19583 (vect_do_peeling_for_alignment):
19584 (vect_transform_loop):
19585 (vect_is_simple_use):
19586 (vect_analyze_operations):
19587 (vect_is_simple_iv_evolution):
19588 (vect_analyze_scalar_cycles):
19589 (vect_analyze_data_ref_dependences):
19590 (vect_compute_data_ref_alignment):
19591 (vect_enhance_data_refs_alignment):
19592 (vect_analyze_data_ref_access):
19593 (vect_analyze_data_ref_accesses):
19594 (vect_analyze_pointer_ref_access):
19595 (vect_get_memtag_and_dr):
19596 (vect_analyze_data_refs):
19597 (vect_mark_relevant):
19598 (vect_stmt_relevant_p):
19599 (vect_mark_stmts_to_be_vectorized):
19600 (vect_can_advance_ivs_p):
19601 (vect_get_loop_niters):
19602 (vect_analyze_loop):
19603 (vectorize_loops): Likewise.
19605 (vectorizable_load): Argument in call to vect_debug_details/stats
19606 changed from loop to LOOP_LOC (loop_vinfo).
19607 (vect_transform_loop):
19608 (vect_analyze_operations):
19609 (vect_analyze_scalar_cycles):
19610 (vect_analyze_data_ref_dependence):
19611 (vect_enhance_data_refs_alignment):
19612 (vect_analyze_data_ref_accesses):
19613 (vect_analyze_pointer_ref_access):
19614 (vect_analyze_data_refs):
19615 (vect_analyze_loop): Likewise.
19617 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
19618 changed from loop to loop_loc.
19620 (vect_enhance_data_refs_alignment): Removed unused variable loop.
19622 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
19623 Dorit Naishlos <dorit@il.ibm.com>
19625 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
19627 (vect_analyze_data_ref_dependences): Likewise.
19629 (vect_is_simple_use): Argument changed from loop structure to
19630 loop_vect_info structure.
19631 (vect_can_advance_ivs_p): Likewise.
19632 (vect_create_index_for_vector_ref): Likewise.
19633 (vect_update_ivs_after_vectorizer): Likewise.
19634 (new_stmt_vec_info): Likewise.
19636 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
19637 changed from loop to loop_vinfo.
19638 (vect_create_data_ref_ptr): First argument in call to
19639 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
19640 (vectorizable_assignment): Second argument in call to vect_is_simple_use
19641 was changed from loop to loop_vinfo.
19642 (vectorizable_operation): Likewise.
19643 (vectorizable_store): Likewise.
19644 (vect_mark_stmts_to_be_vectorized): Likewise.
19645 (vect_do_peeling_for_loop_bound): First argument in call to
19646 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
19647 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
19648 was changed from loop to loop_vinfo.
19649 (vect_analyze_data_ref_dependences): Third argument in call to
19650 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
19652 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
19653 (vect_create_data_ref_ptr): Likewise.
19654 (vect_init_vector): Likewise.
19655 (vect_get_vec_def_for_operand): Likewise.
19656 (vectorizable_assignment): Likewise.
19657 (vectorizable_operation): Likewise.
19658 (vectorizable_store): Likewise.
19659 (vectorizable_load): Likewise.
19660 (vect_update_ivs_after_vectorizer): Likewise.
19661 (vect_is_simple_use): Likewise.
19662 (vect_analyze_data_ref_dependence): Likewise.
19663 (vect_analyze_pointer_ref_access): Likewise.
19664 (vect_can_advance_ivs_p): Likewise.
19666 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
19667 before _stmt_vec_info.
19668 (_stmt_vec_info): Loop field replaced by loop_vec_info.
19669 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
19670 (new_stmt_vec_info): Argument changed from loop structure to
19671 loop_vect_info structure
19673 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
19674 (vect_analyze_offset_expr): Avoid 80 columns overflow.
19675 (vect_create_addr_base_for_vector_ref): Likewise.
19676 (vect_analyze_pointer_ref_access): Likewise.
19678 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
19681 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
19682 phi flag if the phi is abnormal.
19684 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
19687 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
19688 information for the new statement.
19690 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
19693 * gcc.c (main): Include the target in -v output.
19695 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
19697 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
19698 Do not drop the extend if we'd have to add a paradoxical subreg
19699 later. Include optabs.h and insn-codes.h.
19700 * Makefile.in (combine.o): Depend on $(OPTABS_H).
19702 2005-02-02 Roger Sayle <roger@eyesopen.com>
19704 PR middle-end/19405
19705 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
19706 * fold-const.c (const_binop): Avoid constant folding floating
19707 point operations in modes that use composite representations.
19708 * simplify-rtx.c (simplify_binary_operation): Likewise.
19710 2005-02-02 Geoffrey Keating <geoffk@apple.com>
19712 * config/rs6000/altivec.md (altivec_dst): Make the first operand
19714 (altivec_dstt): Likewise.
19715 (altivec_dstst): Likewise.
19716 (altivec_dststt): Likewise.
19717 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
19720 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
19722 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
19723 EXPR_LOCUS from orig_cond to the new cond_stmt.
19724 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
19727 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
19729 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
19730 standard_iv_increment_position. Remove call to bsi_next
19731 (no need to bump the iterator anymore).
19732 (vect_create_index_for_vector_ref): Call
19733 standard_iv_increment_position. Remove second function argument.
19734 (vect_finish_stmt_generation): Remove call to bsi_next
19735 (no need to bump the iterator anymore).
19736 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
19737 to vect_create_index_for_vector_ref.
19739 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
19741 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
19742 phis are used out of the loop.
19744 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
19747 * c-decl.c (undef_nested_function): New variable.
19748 (pop_scope): Diagnose undefined nested functions.
19749 (finish_function): Don't attempt cgraph processing or genericizing
19750 if current top-level function contained an undefined nested
19751 function. Reset undef_nested_function at the end of a top-level
19754 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
19756 * tree.c (build_int_cst_type): Take sign of the value into account
19757 when deciding whether sign extend the value.
19759 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
19762 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
19763 (cpp_options, cc1_options): Change %{std*&ansi} to
19764 %{std*&ansi&trigraphs}.
19766 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
19768 * cse.c: Update comments.
19770 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
19772 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
19773 arguments go on the stack. Do not put complex doubles in odd/even
19776 2005-02-02 Steven Bosscher <stevenb@suse.de>
19778 * doc/invoke.texi: Update the options enabled at -O1, -O2,
19779 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
19780 -ftree-pre, and -fthread-jumps.
19782 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
19784 PR tree-optimization/19578
19785 * tree-flow.h (modified_noreturn_calls): Declare.
19786 (noreturn_call_p): Declare.
19787 * tree-flow-inline.h (noreturn_call_p): New function.
19788 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
19789 * tree-cfg.c (modified_noreturn_calls): New variable.
19790 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
19791 that contain a mid-block noreturn call.
19792 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
19794 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
19796 * df.c (df_def_record_1, df_uses_record): Don't use
19798 * df.h (DF_FOR_REGALLOC): Remove.
19800 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
19803 * c-typeck.c (really_start_incremental_init): Reset
19804 constructor_max_index for arrays of incomplete type.
19806 2005-02-02 Jeff Law <law@redhat.com>
19808 * gcse.c (struct reg_set): Store the block index where the register
19809 was set rather than the setting insn.
19810 (record_one_set, compute_transp): Corresponding changes.
19811 (pre_insert_copy_insn): Do not call replace_one_set.
19812 (replace_one_set): Remove.
19814 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
19817 * doc/gcov.texi: Fix typo.
19819 2005-02-01 Richard Henderson <rth@redhat.com
19822 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
19823 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
19825 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
19826 * config/i386/i386-protos.h: Update.
19828 2005-02-01 Steven Bosscher <stevenb@suse.de>
19830 PR tree-optimization/19217
19831 * tree-cfg.c (verify_expr): Use the data field to see if TP was
19832 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
19833 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
19834 that it is walking a PHI node.
19836 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
19838 * doc/extend.texi (Nested Functions): Update.
19840 2005-02-01 Richard Henderson <rth@redhat.com>
19843 * optabs.c (expand_copysign_absneg): Export.
19844 * optabs.h (expand_copysign_absneg): Declare.
19845 * config/rs6000/rs6000.md (copysigntf3): New.
19847 2005-02-01 Diego Novillo <dnovillo@redhat.com>
19849 PR tree-optimization/19633
19850 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
19851 * tree-ssa-alias.c (init_alias_info): Initialize.
19852 (merge_pointed_to_info): Set.
19853 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
19854 (dump_points_to_info_for): Show value of pt_null.
19855 (struct count_ptr_d): Declare.
19856 (find_ptr_dereference): Remove.
19857 (ptr_is_dereferenced_by): Remove.
19858 (count_ptr_derefs): New local function.
19859 (count_uses_and_derefs): New local function.
19860 (compute_points_to_and_addr_escape): Call it. If the number
19861 of dereferences is greater than zero, mark the pointer as
19862 dereferenced. If there are fewer dereferences than uses of
19863 the pointer, the pointer's value escapes.
19865 2005-02-01 Diego Novillo <dnovillo@redhat.com>
19867 PR tree-optimization/19670
19868 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
19870 (verify_use): ... set it here, instead.
19872 2005-02-01 Janis Johnson <janis187@us.ibm.com>
19874 * doc/sourcebuild.texi (Test directives): Fix formatting.
19876 * doc/sourcebuild.texi (Test directives): Describe selector
19879 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
19881 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
19882 specific 64-bit CPUs.
19884 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
19887 * arm.c (arm_eliminable_register): New function.
19888 (adjacent_mem_locations): Don't allow eliminable registers. Use
19889 HOST_WIDE_INT for address offsets.
19890 * arm-protos.h (arm_eliminable_register): Add prototype.
19892 2005-02-01 Steven Bosscher <stevenb@suse.de>
19894 PR optimization/15242
19895 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
19896 * basic-block.h (duplicate_computed_gotos): Add prototype.
19897 * bb-reorder.c (duplicate_computed_gotos): New function to
19898 duplicate sufficiently small blocks ending in a computed jump.
19899 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
19900 if not optimizing for size.
19901 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
19902 never do tail merging for blocks ending in a computed jump.
19903 * doc/invoke.texi: Document the max-goto-duplication-insns param.
19905 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
19907 Patch from Richard Sandiford <rsandifo@redhat.com>
19908 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
19909 from inheriting a subreg equivalence with a non-spill register.
19911 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
19913 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
19915 * config/frv/frv.c (movcc_fp_destination_operand): New.
19916 (gpr_or_memory_operand): Fix typo in comment.
19917 (gpr_or_memory_operand_with_scratch): New.
19918 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
19919 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
19920 movcc_fp_destination_operand.
19921 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
19922 Legitimize memory addresses using a scratch register.
19924 2005-01-31 Jeff Law <law@redhat.com>
19926 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
19927 bitmap a sparse bitmap instead of a simple bitmap.
19928 (mark_def_sites_initialize_block): Corresponding changes.
19929 (ssa_mark_def_sites_initialize_block): Likewise.
19930 (ssa_mark_phi_uses): Likewise.
19931 (mark_def_site, ssa_mark_def_sites): Likewise.
19932 (mark_def_site_blocks): Likewise.
19933 (rewrite_ssa_into_ssa): Likewise.
19935 * tree-ssa-dom.c (record_cond): Pass correct variable type
19936 for last argument to htab_find_slot_with_hash.
19938 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
19939 effects when optimizing 0 % X. Do not try to optimize X % 0.
19941 2005-01-31 James E. Wilson <wilson@specifixinc.com>
19943 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
19946 2005-02-01 Eric Christopher <echristo@redhat.com>
19948 * config/mips/mips.c (override_options): Warn if -mint64
19950 * doc/invoke.texi (MIPS Options): Document that -mint64 is
19953 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
19955 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
19957 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
19958 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
19959 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
19960 (cached_regno): Initialize to INVALID_REGNUM.
19961 (cse_reg_info_table_size,
19962 cse_reg_info_table_first_uninitialized,
19963 cse_reg_info_timestamp): New.
19964 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
19966 (init_cse_reg_info, get_cse_reg_info_1): New.
19967 (get_cse_reg_info): Cache the last look-up.
19968 (new_basic_block): Update the code to clear mappings from
19969 registers to cse_reg_info entries.
19970 (cse_main): Call init_cse_reg_info.
19972 * cse.c (get_cse_reg_info): Update a comment.
19974 2005-01-31 Steven Bosscher <stevenb@suse.de>
19977 * c-decl.c (start_decl): Do not warn about arrays of elements with
19978 an incomplete type here.
19979 (grokdeclarator): Do it here by making a pedwarn an error.
19980 * c-typeck.c (push_init_level): If there were previous errors with
19981 the constructor type, do not warn about braces for initializers.
19982 (process_init_element): Likewise for excess initializer elements.
19984 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
19986 * cse.c (delete_trivially_dead_insn): Don't iterate.
19988 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
19990 * config/rs6000/rs6000.md (copysignsf3): New expand.
19991 (copysigndf3): Likewise.
19993 2005-01-31 Steven Bosscher <stevenb@suse.de>
19995 * recog.c (constrain_operands): Only look for earlyclobber operand
19996 conflicts if an '&' constraint was seen.
19998 2005-01-31 Marc Espie <espie@openbsd.org>
20000 * config.gcc: Don't include embedded systems fragment, switches default
20001 debugging format to ELF.
20002 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
20003 longer pick it up there.
20005 2005-01-31 Dale Johannesen <dalej@apple.com>
20007 * doc/extend.texi (nested functions): Fix linkage description.
20008 Clarify that static is not allowed.
20010 2005-01-31 Dale Johannesen <dalej@apple.com>
20012 * config/rs6000/darwin.md (movsf_low_di): Make work.
20013 (movdf_low_di): Make work.
20015 2005-01-31 Dale Johannesen <dalej@apple.com>
20017 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
20018 Make work for 64 bit.
20020 2005-01-31 Roger Sayle <roger@eyesopen.com>
20021 Dale Johannesen <dalej@apple.com>
20023 PR middle-end/19650
20024 * fold-const.c (fold_binary_op_with_conditional_arg):
20025 Make types match original operands, before STRIP_NOPS.
20027 2005-01-31 Alan Modra <amodra@bigpond.net.au>
20029 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
20030 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
20031 (struct gcc_sigcontext): Delete. Merge contents to..
20032 (struct gcc_ucontext): ..here.
20033 (get_sigcontext): Delete.
20034 (get_regs): New function, like get_sigcontext but return regs ptr.
20035 64-bit version finds regs from r1 to support vdso.
20036 (ppc_linux_aux_vector): New function.
20037 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
20040 2005-01-31 Ira Rosen <irar@il.ibm.com>
20042 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
20044 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
20045 redundant fold. Fix misalignment for MINUS_EXPR.
20046 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
20047 (vect_analyze_pointer_ref_access): Likewise.
20048 (vect_get_memtag_and_dr): Likewise.
20050 2005-01-31 Richard Henderson <rth@redhat.com>
20052 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
20053 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
20054 absnegdf2_i387, absnegxf2_i387): Likewise.
20056 2005-01-31 Richard Henderson <rth@redhat.com>
20059 * optabs.c (expand_copysign_absneg): New.
20060 (expand_copysign_bit): Split out from ...
20061 (expand_copysign): ... here. Use expand_copysign_absneg.
20063 2005-01-30 Roger Sayle <roger@eyesopen.com>
20065 PR middle-end/19697
20066 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
20067 constant as the second operand and a register as the third.
20069 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
20072 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
20073 that dllimport'd functions do not use all call-clobbered registers
20074 to pass parameters.
20076 2005-01-30 Richard Henderson <rth@redhat.com>
20079 * optabs.c (expand_absneg_bit): Split out from expand_unop and
20080 expand_abs_nojump and generalize. Use operand_subword and
20081 emit_no_conflict_block. Support large modes.
20082 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
20084 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
20085 negation to subtraction.
20086 (expand_copysign): Check that the format has signed zeros.
20087 Use operand_subword and emit_no_conflict_block. Support large modes.
20089 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
20091 Fix PR tree-optimization/19624
20093 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
20094 * tree-ssa-pre.c: Add cfgloop.h.
20096 (pre_stats): New member, constified.
20097 (inserted_exprs): New static variable.
20098 (NECESSARY): New macro.
20099 (create_expression_by_pieces): Fold the expression, and
20100 mark it as defaulting to not necessary. Also put in
20102 (fully_constant_expression): New function.
20103 (insert_into_preds_of_block): Modify to not insert phis when we
20104 are playing with induction variables.
20105 Push phis onto the inserted_exprs vector, and mark them as not
20106 necessary by default.
20107 (insert_aux): Call fully_constant_expression on eprime.
20108 If all edges produce the same value, mark it constant.
20109 (mark_operand_necessary): New function.
20110 (remove_dead_inserted_code): New function.
20111 (init_pre): Init loop optimizer to get loop info.
20112 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
20113 (execute_pre): Commit edge inserts, then remove dead code.
20115 2005-01-30 Richard Henderson <rth@redhat.com>
20117 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
20118 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
20120 2005-01-30 Richard Henderson <rth@redhat.com>
20123 * config/i386/i386.c (ix86_expand_copysign): New.
20124 (ix86_split_copysign_const): New.
20125 (ix86_split_copysign_var): Rename from ix86_split_copysign,
20126 rearrange op1/nmask operands.
20127 * config/i386/i386-protos.h: Update.
20128 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
20129 (copysigndf3): Likewise.
20130 (copysignsf3_const, copysigndf3_const): New.
20131 (copysignsf3_var): Rename from copysignsf3, split out splitter
20132 and fix split predicate for X constraint.
20133 (copysigndf3_var): Similarly.
20135 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
20137 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
20138 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
20139 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
20141 2005-01-29 Richard Henderson <rth@redhat.com>
20144 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
20145 of # and * in constraints.
20147 2005-01-29 Richard Henderson <rth@redhat.com>
20149 PR middle-end/19689
20150 * expr.c (store_field): Don't strip sub-mode cast when the input
20151 data is even smaller.
20153 2005-01-29 Richard Henderson <rth@redhat.com>
20155 PR middle-end/19687
20156 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
20159 2005-01-29 Richard Henderson <rth@redhat.com>
20161 * combine.c (make_field_assignment): Fix argument order
20164 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
20166 PR tree-optimization/15791
20167 * fold-const.c (extract_array_ref): New function.
20168 (fold): Fold comparisons between &a[i] and &a[j] or
20169 semantically equivalent trees.
20171 2005-01-29 Jeff Law <law@redhat.com>
20173 * gcse.c (insert_expr_in_table): Revamp handling of available
20174 and anticipatable occurrence lists to avoid unnecessary list
20176 (insert_set_in_table): Similarly.
20178 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
20180 * c-common.c (fix_string_type): Just use c_build_qualified_type to
20182 (c_build_qualified_type): Build qualified array types with
20183 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
20184 * c-decl.c (c_make_fname_decl): Build unqualified array type
20185 before qualified type.
20186 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
20187 type is qualified, not just if type itself is. Don't apply
20188 qualifiers to array type when declarator is processed. Apply
20189 qualifiers to field type whether or not it is an array type.
20190 Don't handle array types specially for applying qualifiers to
20192 * c-typeck.c (composite_type): Build unqualified element type and
20193 array type when forming composite of array types.
20194 (common_pointer_type, comptypes, comp_target_types,
20195 type_lists_compatible_p, build_indirect_ref, build_array_ref,
20196 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
20198 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
20199 (args2) in variables a1 and a2.
20201 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
20203 * cse.c (n_elements_made, max_elements_made): Remove.
20204 (insert): Don't touch n_elements_made.
20205 (cse_main): Don't touch n_elements_made or max_elements_made.
20207 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
20210 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
20211 configuration part of dp-bit.c to be lost.
20213 2005-01-28 Roger Sayle <roger@eyesopen.com>
20215 * expmed.c (expand_mult_highpart_optab): When attempting to use
20216 a non-widening multiplication in a wider mode, the operands need
20217 to be converted (zero or sign extended) to that mode.
20219 2005-01-28 Ian Lance Taylor <ian@airs.com>
20221 PR middle-end/16558
20222 PR middle-end/19583
20223 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
20224 through if both operands fall through.
20226 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
20228 * cse.c (fold_rtx) <PC>: Don't optimize.
20230 2005-01-28 Jeff Law <law@redhat.com>
20232 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
20233 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
20235 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
20237 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
20238 cse_reg_info_used_list_end): Remove.
20239 (cse_reg_info_list, cse_reg_info_list_free): New.
20240 (get_cse_reg_info): When allocating an instance of
20241 cse_reg_info, add it to the beginning of the cse_reg_info_list
20242 list. Remove code to maintain cse_reg_info_used_list.
20243 (new_basic_block): Reset the free list to the beginning of
20246 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
20248 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
20249 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
20250 (frv_expand_mdpackh_builtin): New function.
20251 (frv_expand_builtin): Use it to expand __MDPACKH.
20252 * doc/extend.texi (__MDPACKH): Update documentation.
20254 2005-01-28 Uros Bizjak <uros@kss-loka.si>
20256 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
20257 SSE_FLOAT_MODE_P for use_sse computation.
20259 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
20262 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
20264 2005-01-27 Richard Henderson <rth@redhat.com>
20266 * builtins.c (expand_builtin_copysign): New.
20267 (expand_builtin): Call it.
20268 * genopinit.c (optabs): Add copysign_optab.
20269 * optabs.c (init_optabs): Initialize it.
20270 (expand_copysign): New.
20271 * optabs.h (OTI_copysign, copysign_optab): New.
20272 (expand_copysign): Declare.
20274 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
20275 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
20277 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
20278 (ix86_expand_fp_absneg_operator): ... here.
20279 (ix86_split_copysign): New.
20280 * config/i386/i386-protos.h: Update.
20281 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
20282 (copysignsf3, copysigndf3): New.
20284 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
20285 (copysignsf3, ncopysignsf3): New.
20286 (copysigndf3, ncopysigndf3): New.
20287 (copysignxf3, ncopysignxf3): New.
20288 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
20290 2005-01-27 Arend Bayer <arend.bayer@web.de>
20291 Kazu Hirata <kazu@cs.umass.edu>
20293 * cse.c: (find_best_addr): Don't call copy_rtx before calling
20294 fold_rtx. Save cost recomputation if fold_rtx did nothing.
20295 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
20298 2005-01-27 Jeff Law <law@redhat.com>
20300 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
20301 definitions of SSA_NAMEs which are not being rewritten.
20302 (rewrite_ssa_into_ssa): Only initialize the current definition
20303 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
20304 If checking is enabled, assert that SSA_NAME_AUX is clear for all
20305 SSA_NAMEs before returning.
20307 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
20309 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
20310 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
20311 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
20312 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
20313 config/mips/iris6.h, config/sh/sh.c: Update copyright.
20315 2005-01-27 Steven Bosscher <stevenb@suse.de>
20317 PR middle-end/17278
20318 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
20319 higher to -O2 and higher. Likewise for tree PRE.
20320 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
20323 2005-01-27 Ian Lance Taylor <ian@airs.com>
20325 PR middle-end/19583
20326 * gimple-low.c (try_catch_may_fallthru): New static function.
20327 (block_may_fallthru): Handle TRY_CATCH_EXPR.
20328 * tree-inline.c (expand_call_inline): Don't warn about reaching
20329 the end of a non-void function being inlined if the function uses
20332 2005-01-27 Jakub Jelinek <jakub@redhat.com>
20334 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
20337 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
20338 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
20339 (implicitly_declare): Handle error_mark_node.
20341 2005-01-27 Richard Henderson <rth@redhat.com>
20344 * tree.h (struct tree_decl): Add debug_expr_is_from.
20345 (DECL_DEBUG_EXPR_IS_FROM): New.
20346 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
20347 * dwarf2out.c (dwarf2out_var_location): Update to match.
20348 * tree-outof-ssa.c (create_temp): Likewise.
20349 * var-tracking.c (track_expr_p): Likewise.
20350 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
20351 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
20352 * toplev.c (default_tree_printer): Likewise.
20354 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
20356 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
20357 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
20359 2005-01-27 Steven Bosscher <stevenb@suse.de>
20361 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
20362 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
20363 ASM_CLOBBERS): Add tree checks.
20365 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
20366 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
20367 * c-common.def (SWITCH_STMT): Update to match.
20368 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
20369 macros instead of SWITCH_EXPR ones.
20370 * c-dump.c (c_dump_tree): Likewise.
20371 * c-gimplify.c (gimplify_switch_stmt): Likewise.
20372 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
20374 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
20376 2005-01-27 Alan Modra <amodra@bigpond.net.au>
20378 * unwind-dw2.c (execute_stack_op): Add missing cases for
20379 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
20381 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
20383 * config.gcc (Obsolete configurations): Remove 'dummy', add
20384 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
20387 2005-01-26 Diego Novillo <dnovillo@redhat.com>
20389 PR tree-optimization/19633
20390 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
20392 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
20393 are no call-clobbered variables.
20394 * tree-outof-ssa.c (check_replaceable): Return false for calls
20397 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
20399 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
20400 even for variables with NULL DECL_INITIAL.
20402 2005-01-26 Stuart Hastings <stuart@apple.com>
20404 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
20406 2005-01-26 Richard Henderson <rth@redhat.com>
20408 PR middle-end/18008
20409 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
20411 * expr.c (store_field): Strip conversions to odd-bit-sized types
20412 if the destination field width matches.
20414 2005-01-26 Richard Henderson <rth@redhat.com>
20416 * c-decl.c, expmed.c, expr.c: Revert last change.
20418 2005-01-26 Richard Henderson <rth@redhat.com>
20420 PR middle-end/18008
20421 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
20423 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
20424 if we don't need the bits above those present in the current mode.
20425 * expr.c (store_field): Strip conversions to odd-bit-sized types
20426 if the destination field width matches.
20428 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
20430 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
20431 either -ffast-math or -funsafe-math-optimizations is in use.
20433 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
20437 * config/avr/avr.c (notice_update_cc): Only set condition code for
20438 ashrqi3 if shift count > 0.
20439 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
20440 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
20441 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
20442 count <= 0 as a no-op, and shift count >= width by copying zero
20443 or sign bit to all bits of the result.
20444 * config/avr/avr.md (all shifts): Add alternatives for zero shift
20445 count, with attribute "length" set to 0 and "cc" set to "none".
20447 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
20449 * doc/invoke.texi: Document -mTLS.
20451 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
20452 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
20453 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
20454 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
20455 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
20456 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
20457 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
20458 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
20460 * configure.ac: Check for a TLS capable gas.
20462 * configure: Regenerate.
20464 2005-01-26 Richard Henderson <rth@redhat.com>
20466 PR middle-end/18008
20467 * combine.c (make_field_assignment): Simplify store to zero_extract
20468 from a source with an overlapping mask.
20470 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
20472 2004-11-11 Eric Christopher <echristo@redhat.com>
20474 * config/frv/frv.md: Add fr400_integer automaton. Don't
20475 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
20478 2005-01-26 Steven Bosscher <stevenb@suse.de>
20480 PR middle-end/16585
20481 * cfgbuild.c (make_edges): Do not clear or set
20482 current_function_has_computed_jump.
20483 * function.h (struct function): Remove the has_computed_jump field.
20484 (current_function_has_computed_jump): Do not define.
20485 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
20486 in a computed jump. Ignore current_function_has_computed_jump.
20488 2005-01-26 Richard Henderson <rth@redhat.com>
20490 PR middle-end/19515
20491 * expr.c (categorize_ctor_elements): New argument p_must_clear.
20492 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
20494 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
20495 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
20496 objects into static storage if they have more than one non-zero value.
20497 * tree.h (categorize_ctor_elements): Update decl.
20499 2005-01-26 Steven Bosscher <stevenb@suse.de>
20501 PR middle-end/19616
20502 * tree.h (CALL_EXPR_TAILCALL): Add comment.
20503 * calls.c (check_sibcall_argument_overlap_1): Revert the change
20504 to this function from 2004-07-10.
20505 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
20506 the current function for tail call optimizations if the address
20507 of one of it its arguments is taken.
20509 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
20511 * cse.c (fold_rtx): Call equiv_constant only when necessary.
20513 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
20515 * function.c (expand_function_end): If current_function_calls_alloca,
20516 emit stack restore in a place that is reached when the function falls
20517 through at the end.
20519 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
20521 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
20522 rule to avoid matching inappropriate suffix rule.
20524 2005-01-26 Jan Hubicka <jh@suse.cz>
20526 PR tree-optimization/19241
20527 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
20529 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
20531 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
20532 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
20534 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
20535 <sim*>: Always use crt1.o, regardless of N in simN.
20536 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
20537 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
20538 (CRT_CALL_STATIC_FUNCTION): Remove.
20539 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
20540 use crt1.o, regardless of N in simN.
20541 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
20542 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
20543 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
20544 case isystem setting.
20545 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
20547 2005-01-25 Ian Lance Taylor <ian@airs.com>
20549 * gimple-low.c (block_may_fallthru): Correct handling of
20550 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
20552 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
20554 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
20555 handlers to match indentation; nested under the mtune=* handler.
20556 Similar for mcpu= and march=.
20558 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
20560 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
20561 * config/mips/linux64.h (LIB_SPEC): Likewise.
20562 * config/mn10300/linux.h (LIB_SPEC): Likewise.
20563 * config/sh/linux.h (LIB_SPEC): Likewise.
20565 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
20567 * config/frv/frv.c (frv_legitimize_tls_address): New.
20568 (TARGET_HAVE_TLS): Define.
20569 (FRV_SYMBOL_REF_TLS_P): Define.
20570 (frv_override_options): Handle new register classes.
20571 (frv_legitimate_address_p): Reject tls addresses.
20572 (frv_legitimize_address): Handle TLS addresses.
20573 (gen_inlined_tls_plt): New.
20574 (gen_tlsmoff): New.
20575 (frv_legitimize_tls_address): New.
20576 (unspec_got_name): Add TLS entries.
20577 (got12_operand): Add R_FRV_TLSMOFF12 case.
20578 (frv_emit_move): Fixup TLS addresses.
20579 (frv_emit_movsi): Legitimize TLS addresses.
20581 * config/frv/frv.h (MASK_BIG_TLS): New.
20582 (TARGET_BIG_TLS): New.
20583 (HAVE_AS_TLS): Define.
20584 (TARGET_SWITCHES): Add -mTLS and -mtls options.
20585 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
20586 (REG_CLASS_NAMES): Same.
20587 (REG_CLASS_CONTENTS): Same.
20588 (CONSTRAINT_LEN): New.
20589 (REG_CLASS_FROM_CONSTRAINT): New.
20590 (PREDICATE_CODES): Add symbolic_operand.
20592 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
20593 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
20594 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
20595 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
20596 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
20597 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
20598 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
20599 GR9_REG, GR14_REG, LRREG.
20600 (type): Add load_or_call attribute.
20601 ("load_or_call"): New reservation.
20602 ("call_gettlsoff"): New.
20603 ("tls_indirect_call"): New.
20604 ("tls_load_gottlsoff12"): New.
20605 ("tlsoff_hilo"): New.
20606 ("tls_tlsdesc_ldd"): New.
20607 ("tls_tlsoff_ld"): New.
20610 * config/frv/frv-protos.h (symbolic_operand): Protoize.
20612 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
20614 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
20615 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
20616 * config/frv/frv.c (TLS_BIAS): Define.
20617 (frv_output_dwarf_dtprel): New.
20619 2005-01-26 Jakub Jelinek <jakub@redhat.com>
20621 PR rtl-optimization/19579
20622 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
20623 both A and B, see if they don't clobber registers the other expr uses.
20625 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
20627 * real.c (do_add): Initialize signalling and canonical members.
20629 * real.c (real_from_integer): Zero out destination.
20631 2005-01-18 Jan Hubicka <jh@suse.cz>
20633 PR tree-optimize/19337
20634 * tree-inline.c (initialize_inlined_parameters): Copy
20635 saved_static_chain_decl only.
20637 2005-01-25 Richard Henderson <rth@redhat.com>
20641 * config/i386/i386.c (x86_inter_unit_moves): Zero.
20642 (ix86_preferred_reload_class): Rewrite fp-constant section, with
20643 80387 enabled, to return a proper subclass. Return the subset that
20644 overlaps with GENERAL_REGS for PLUS.
20645 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
20647 2005-01-25 Richard Henderson <rth@redhat.com>
20649 PR middle-end/19609
20650 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
20652 2005-01-25 Roger Sayle <roger@eyesopen.com>
20654 * expmed.c (choose_multiplier): Change interface to return the
20655 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
20656 (expand_divmod): Update calls to choose_multiplier.
20658 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20660 PR middle-end/19330
20661 * expmed.c (extract_bit_field): Use adjust_address instead of
20662 gen_lowpart when op0 is a MEM.
20664 2005-01-24 Steven Bosscher <stevenb@suse.de>
20666 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
20668 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
20670 * config/mips/irix-csr.c: New file.
20671 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
20672 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
20673 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
20676 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
20679 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
20680 sparc/elf.h, add sparc/sp-elf.h.
20681 (sparc-*-rtems*): Likewise.
20682 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
20683 tm-dwarf2.h, add sparc/sp-elf.h.
20684 (sparc86x-*-elf): Likewise.
20685 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
20686 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
20687 TARGET_OS_CPP_BUILTINS.
20688 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20689 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20691 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
20692 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
20693 (SWITCH_TAKES_ARG): Likewise.
20694 (LOCAL_LABEL_PREFIX): Likewise.
20695 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
20696 (TARGET_N_FORMAT_TYPES): Delete.
20697 (TARGET_FORMAT_TYPES): Likewise.
20698 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
20699 * config/sparc/elf.h: Delete.
20700 * config/sparc/sp-elf.h: New file.
20702 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
20704 * tree-flow-inline.h (phi_arg_from_edge): Remove.
20705 * tree-flow.h: Remove the corresponding prototype.
20706 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
20707 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
20709 2005-01-24 Jakub Jelinek <jakub@redhat.com>
20712 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
20713 for AIX ABI or ELF -fPIC.
20714 (rs6000_emit_load_toc_table): Don't create toc_section here.
20715 (rs6000_xcoff_file_start): Nor here.
20717 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
20719 * sh.c (ra.h): Don't #include.
20720 (hard_regs_intersect_p): New function, resurrected from ra.c.
20722 * sh.c: Fix 1996 Copyright.
20724 2005-01-24 Richard Henderson <rth@redhat.com>
20725 Aldy Hernandez <aldyh@redhat.com>
20727 * regrename.c (note_sets): Handle subregs.
20729 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
20732 * genconditions.c (write_header, write_conditions): Elide file if
20735 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
20737 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
20738 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
20741 2005-01-24 Jakub Jelinek <jakub@redhat.com>
20743 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
20744 expand_builtin_printf, expand_builtin_fprintf,
20745 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
20746 checking against POINTER_TYPE.
20747 (validate_arglist): Handle POINTER_TYPE code by checking
20750 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
20752 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
20753 init_rtlanal): New.
20754 (for_each_rtx): Call for_each_rtx_1.
20755 * rtl.h (init_rtlanal): Declare.
20756 * toplev.c (backend_init): Call init_rtlanal.
20758 2005-01-24 Jakub Jelinek <jakub@redhat.com>
20760 * flow.c (propagate_one_insn): Formatting.
20762 PR middle-end/19551
20763 * flow.c (libcall_dead_p): Be more conservative if unsure.
20764 If there are any instructions between insn and call, see if they are
20765 all dead before saying the libcall is dead.
20767 2005-01-24 Uros Bizjak <uros@kss-loka.si>
20769 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
20770 operand constraint for operand 0.
20772 2005-01-23 Richard Henderson <rth@redhat.com>
20775 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
20776 edges leading to join block.
20778 2005-01-23 Roger Sayle <roger@eyesopen.com>
20780 * expmed.c (expand_mult_highpart): Make static. Change type of
20781 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
20782 (expand_divmod): Updates calls to expand_mult_highpart by using
20783 gen_int_mode to pass a CONST_INT rtx.
20784 * rtl.h (expand_mult_highpart): Remove prototype.
20786 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
20788 * flow.c (regset_bytes, regset_size): Remove.
20790 * cfganal.c: Fix a reference to Harvey's paper.
20792 2005-01-23 Steven Bosscher <stevenb@suse.de>
20794 PR rtl-optimization/19464
20795 * tree-optimize.c (init_tree_optimization_passes): Add one more
20796 copyrename pass just before out-of-ssa.
20798 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
20801 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
20802 * ggc-none.c (ggc_free): Define.
20804 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
20806 * cse.c (max_reg, max_insn_uid): Remove.
20807 (cse_main): Don't access max_reg or max_insn_uid.
20809 * c-common.c (explicit_flag_signed_bitfields,
20810 lang_statement_code_p, lang_expand_function_end): Remove.
20811 * c-common.h: Remove the corresponding declarations.
20812 * c-opts.c (c_common_handle_option): Remove all write access
20813 to explicit_flag_signed_bitfields.
20815 * cgraph.c (cgraph_varpool_n_nodes): Remove.
20816 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
20817 * cgraph.h: Remove the corresponding declaration.
20819 * gcse.c (null_pointer_info): Remove.
20821 2005-01-23 Roger Sayle <roger@eyesopen.com>
20822 Eric Botcazou <ebotcazou@libertysurf.fr>
20824 * combine.c (simplify_logical): Only simplify logical expressions
20825 of the form ior(and(x,y),z) by the inverse distributive law if the
20826 result is cheaper than the original.
20828 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
20830 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
20831 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
20832 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
20833 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
20834 config/freebsd-spec.h, config/arm/arm.h,
20835 config/h8300/h8300.md, config/i386/i386.md,
20836 config/i386/predicates.md, config/i386/sse.md,
20837 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
20838 config/vax/vax.md: Fix comment typos. Follow spelling
20841 2005-01-23 Steven Bosscher <stevenb@suse.de>
20843 * gengtype.c (walk_type): Produce `not equal to' compares for loop
20844 tests, instead of `less than'.
20846 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
20848 * function.c (assign_parm_setup_block): When creating a new stack slot
20849 for a parameter, get its alignment from the parameter's DECL_ALIGN
20850 rather than the type's TYPE_ALIGN. Make sure that the parameter
20851 is at least word aligned.
20853 2005-01-22 Roger Sayle <roger@eyesopen.com>
20855 PR middle-end/19378
20856 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
20858 2005-01-22 Richard Henderson <rth@redhat.com>
20861 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
20862 in both compare operands.
20863 (movdfcc_1_sse_max): Likewise.
20864 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
20865 (movdfcc_1_sse): Likewise.
20866 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
20867 scratch register as needed.
20869 2005-01-22 Richard Henderson <rth@redhat.com>
20871 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
20873 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
20875 2005-01-22 Richard Henderson <rth@redhat.com>
20877 * genopinit.c (optabs): Use smin/smax for floating point too.
20878 * doc/md.texi: Update to match. Clarify that floating point
20879 results are undefined for +0/-0 and NaN.
20880 * doc/rtl.texi: Likewise.
20881 * rtl.def (SMIN, SMAX): Likewise
20882 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
20884 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
20885 leading 's' to the name.
20886 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
20887 smaxxf3, sminxf3): Likewise.
20888 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
20891 2005-01-22 Paul Brook <paul@codesourcery.com>
20893 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
20895 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
20897 * config/s390/s390.c (struct processor_costs): New fields
20898 dlgr, dlr, dr, dsgfr, dsgr.
20899 (z900_cost, z990_cost): Values for new fields.
20900 (s390_rtx_costs): New cases MEM und COMPARE in switch
20901 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
20902 DIV, MOD, UDIV, UMOD.
20904 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
20906 * config/s390/s390.md ("doloop_si64"): Reload input value directly
20907 into the register being decremented.
20908 ("doloop_si31", "doloop_di"): Likewise.
20909 ("*doloop_si_long"): Adapt pattern.
20911 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
20913 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
20915 (CLASS_MAX_NREGS): Likewise.
20917 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
20919 * doc/tree-ssa.texi (Statement Operands): Add example for new
20920 must-def macro. Note deprecation of old operands interface.
20922 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
20924 PR tree-optimization/19484
20925 * tree-cfg.c (remove_fallthru_edge): New function.
20926 (cleanup_control_flow): Remove fallthru edges from calls that are
20927 now known not to return.
20929 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
20931 Fix PR tree-optimization/19038
20932 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
20933 copies with loop variant ones.
20935 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
20937 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
20938 config/alpha/alpha-protos.h, config/alpha/alpha.h,
20939 config/alpha/alpha.md, config/alpha/predicates.md,
20940 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
20941 config/sparc/sol2.h: Update copyright.
20943 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
20944 first label to see if it is a nonlocal label.
20946 2005-01-22 David Edelsohn <edelsohn@gnu.org>
20947 Andrew Pinski <pinskia@physics.uc.edu>
20950 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
20951 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
20953 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
20955 * config/rs6000/rtems.h: Update copyright.
20957 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
20960 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
20961 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
20962 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
20964 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
20967 * c-typeck.c (convert_arguments): Check for error_mark_node.
20969 2005-01-21 Ian Lance Taylor <ian@airs.com>
20971 PR tree-optimization/13000
20972 * tree-inline.c: Include "tree-flow.h".
20973 (expand_call_inline): If warn_return_type, warn if non-void inline
20974 function falls through.
20975 * tree-cfg.c (execute_warn_function_return): Don't warn about
20976 control reaching end if TREE_NO_WARNING is set. Set
20978 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
20980 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
20981 branch if we don't need one.
20982 * c-typeck.c: Include "tree-flow.h"
20983 (c_finish_bc_stmt): Don't add a goto if the current statement
20984 list doesn't fall through to the current point.
20986 2005-01-21 Roger Sayle <roger@eyesopen.com>
20988 PR rtl-optimization/576
20989 * real.c (real_arithmetic): Change return type from void to bool
20990 to return an indication that the result may be inexact.
20991 * real.h (real_arithmeric): Update prototype.
20992 * fold-const.c (const_binop): Don't constant fold floating
20993 point expressions when the user specifies -frounding-math and
20994 the result may depend upon the run-time rounding mode.
20995 (fold_convert_const_real_from_real): Clean-up.
20996 (fold_initializer): Ignore flag_rounding_math for initializers.
20997 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
20998 constant fold FP operations with flag_rounding_math if the
20999 result may depend upon the run-time rounding mode.
21001 2005-01-21 Tom Tromey <tromey@redhat.com>
21003 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
21005 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
21007 * tree-cfg.c: Fix comment typos.
21009 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
21011 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
21012 around the call to rest_of_handle_branch_target_load_optimize.
21014 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21016 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
21017 (sparc64-*-openbsd*): Likewise.
21018 (sparclite-*-elf*): Include tm-dwarf2.h.
21019 (sparc86x-*-elf*): Likewise.
21020 (sparc64-*-elf*): Likewise.
21021 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
21022 (DBX_DEBUGGING_INFO): Likewise.
21023 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
21024 (PREFERRED_DEBUGGING_TYPE): Likewise.
21025 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
21026 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
21027 (PREFERRED_DEBUGGING_TYPE): Likewise.
21028 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
21029 (PREFERRED_DEBUGGING_TYPE): Likewise.
21030 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
21032 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
21035 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
21037 2005-01-20 Paul Brook <paul@codesourcery.com>
21039 * doc/rtl.texi: Document value extension requirements for CONST_INT.
21041 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
21043 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
21044 label is first in a sequence of labels.
21046 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
21048 2005-01-20 Janis Johnson <janis187@us.ibm.com>
21049 Giovanni Bajo <giovannibajo@gcc.gnu.org>
21051 * doc/sourcebuild.texi (Test Directives): New.
21053 2005-01-20 Roger Sayle <roger@eyesopen.com>
21055 * real.c (real_floor): Don't leave the result uninitialized when
21056 mode is VOIDMode, but return the unrounded intermediate value.
21057 (real_ceil): Likewise.
21059 2005-01-20 Paul Brook <paul@codesourcery.com>
21061 * config/arm/arm.md (insv): Use gen_int_mode.
21063 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
21065 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
21066 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
21067 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
21068 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
21069 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
21071 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
21074 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
21075 fbreg, so we have to assume we can't.
21076 (loc_descriptor_from_tree_1): Ditto.
21077 (containing_function_has_frame_base): New function.
21078 (add_location_or_const_value_attribute): Use it.
21079 Also try to generate a frame_base from a single element location
21082 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
21084 PR tree-optimization/15349
21085 * timevar.def (TV_TREE_MERGE_PHI): New.
21086 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
21088 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
21089 calls to tree_forwarder_block_p.
21090 (remove_forwarder_block_with_phi, merge_phi_nodes,
21091 gate_merge_phi, pass_merge_phi): New.
21092 * tree-optimize.c (init_tree_optimization_passes): Add
21094 * tree-pass.h: Add an extern for pass_merge_phi;
21096 2005-01-20 Richard Henderson <rth@redhat.com>
21099 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
21100 (_mm_castps_pd, _mm_castps_si128): New.
21101 (_mm_castsi128_ps, _mm_castsi128_pd): New.
21103 2005-01-20 Richard Henderson <rth@redhat.com>
21106 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
21107 __builtin_ia32_vec_init_v2si.
21108 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
21109 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
21110 (ix86_init_mmx_sse_builtins): Create it.
21111 (ix86_expand_builtin): Expand it.
21112 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
21113 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
21114 (vec_extractv2si_0, vec_extractv2si_1): New.
21116 2005-01-20 Richard Henderson <rth@redhat.com>
21119 * config/i386/i386.c (ix86_expand_push): New.
21120 * config/i386/mmx.md (push<MMXMODE>1): New.
21121 * config/i386/sse.md (push<SSEMODE>1): New.
21122 * config/i386/i386-protos.h: Update.
21124 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
21126 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
21129 2005-01-20 Richard Henderson <rth@redhat.com>
21131 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
21132 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
21134 2005-01-19 Richard Henderson <rth@redhat.com>
21137 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
21138 to V4SFmode in SSE1 fallback load path.
21140 2005-01-19 Richard Henderson <rth@redhat.com>
21142 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
21143 in QImode expansion to ix86_expand_vector_set.
21144 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
21146 2005-01-19 Richard Henderson <rth@redhat.com>
21149 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
21150 subclass of the input class.
21151 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
21152 Always true for cross-SSE1 classes. Rationalize conditionals.
21153 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
21154 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
21155 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
21156 (movdi_2): Add MMX/SSE zeros.
21157 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
21158 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
21159 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21160 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
21161 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
21162 (zero_extendsidi2_rex64_1): Remove.
21163 (MOV0 peephole): Check GENERAL_REG_P.
21165 2005-01-19 Richard Henderson <rth@redhat.com>
21168 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
21170 (ix86_expand_vector_extract): Likewise.
21172 2005-01-19 Richard Henderson <rth@redhat.com>
21174 PR middle-end/19304
21175 * expr.c (emit_move_change_mode): New argument force; use
21176 simplify_gen_subreg if true.
21177 (emit_move_via_alt_mode): Merge into ...
21178 (emit_move_via_integer): ... here.
21179 (emit_move_ccmode): Use emit_move_change_mode directly.
21181 2005-01-19 Richard Henderson <rth@redhat.com>
21184 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
21185 (alpha_preferred_reload_class): Handle CONST_VECTOR.
21186 (alpha_emit_set_const_1): Add no_output parameter; don't emit
21188 (alpha_emit_set_const): Likewise. Make static.
21189 (alpha_emit_set_long_const): Make static.
21190 (alpha_extract_integer): Split out from alpha_expand_mov.
21191 (alpha_split_const_mov): Likewise.
21192 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
21193 (alpha_legitimate_constant_p): New.
21194 * config/alpha/alpha-protos.h: Update.
21195 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
21196 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
21197 * config/alpha/alpha.md (movsi): Add n alternative.
21198 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
21199 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
21200 (splitters for all of the above): Use alpha_split_const_mov.
21201 * config/alpha/predicates.md (non_add_const_operand): New.
21202 (non_zero_const_operand): New.
21203 (input_operand): Use alpha_legitimate_constant_p after reload.
21205 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
21207 PR tree-optimization/19038
21208 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
21209 (add_candidate): Add ivs with increment in latch only if
21210 allow_ip_end_pos_p is true.
21211 (determine_iv_cost): Use empty_block_p.
21213 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
21215 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
21216 (compute_dominance_frontiers): Ditto.
21218 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
21221 * config/sh/t-rtems: New.
21222 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
21224 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
21226 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
21227 the offset of the selected field.
21229 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
21231 * tree-cfg.c (remove_forwarder_block): Fix the check to
21232 prevent a nonlocal label from appearing in the middle of a
21235 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
21237 PR rtl-optimization/19462
21238 * reorg.c (find_end_label): Create return insn only if
21239 current_function_epilogue_delay_list is empty.
21241 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
21243 * doc/passes.texi: Remove paragraph mentioning new-ra.
21245 2005-01-19 Jakub Jelinek <jakub@redhat.com>
21247 PR rtl-optimization/15139
21248 * combine.c: Include params.h.
21249 (count_rtxs): New function.
21250 (record_value_for_reg): If replace_rtx would replace at least
21251 2 occurrences of REG in VALUE and TEM is really large, replace REG with
21252 (clobber (const_int 0)) instead of TEM.
21253 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
21254 * params.h (MAX_LAST_VALUE_RTL): New.
21255 * Makefile.in (combine.o): Depend on $(PARAMS_H).
21256 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
21259 * c-typeck.c (digest_init): Only call build_vector if all constructor
21260 elements are *_CST nodes.
21261 * gimplify.c (gimplify_init_constructor): Likewise.
21263 PR middle-end/19164
21264 * c-typeck.c (digest_init): Only call build_vector if inside_init
21267 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
21269 * toplev.c (init_asm_output): Remove dead #ifdef.
21271 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
21273 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
21275 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
21277 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
21278 accessing DECL_FUNCTION_CODE.
21279 * dojump.c (do_jump): Likewise.
21280 * gimplify.c (gimplify_call_expr): Likewise.
21281 * predict.c (expr_expected_value): Likewise.
21282 (strip_builtin_expect): Likewise.
21283 * tree-inline.c (estimate_num_insns_1): Likewise.
21284 * tree-ssa-loop-im.c (stmt_cost): Likewise
21285 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
21286 (tree_expr_nonnegative_p): Likewise.
21288 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
21290 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
21291 variant of the load_pcrel_sym pattern.
21292 * config/sparc/sparc.md (P macro): Move to the top.
21293 (load_pcrel_sym): Macroize using P.
21294 (save_register_window): Likewise.
21296 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
21298 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
21299 ("sordered"): Same.
21301 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
21304 * c-typeck.c (build_asm_expr): Strip nops off
21305 input memory operands.
21307 2005-01-18 David Edelsohn <edelsohn@gnu.org>
21309 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
21310 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
21311 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
21312 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
21314 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
21317 * config/i386/i386.c (override_options): If the 80387 is disabled,
21318 then do not return FP values using FP registers.
21320 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
21322 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
21323 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
21324 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
21325 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
21326 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
21327 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
21328 output.h, postreload-gcse.c, postreload.c, recog.c,
21329 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
21330 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
21331 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
21332 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
21333 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
21334 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
21335 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
21336 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
21338 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
21339 config/alpha/alpha.c, config/arm/vfp.md,
21340 config/i386/emmintrin.h, config/i386/i386-modes.def,
21341 config/i386/i386-protos.h, config/i386/i386.h,
21342 config/i386/pmmintrin.h, config/i386/ppro.md,
21343 config/i386/predicates.md, config/i386/xmmintrin.h,
21344 config/i860/i860.c, config/ia64/ia64-modes.def,
21345 config/ia64/ia64-protos.h, config/ia64/ia64.h,
21346 config/ia64/ia64.md, config/ia64/itanium1.md,
21347 config/ia64/itanium2.md, config/ia64/predicates.md,
21348 config/iq2000/iq2000.h, config/mips/linux64.h,
21349 config/rs6000/aix41.h, config/rs6000/aix43.h,
21350 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
21351 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
21352 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
21353 config/sparc/linux64.h, config/sparc/litecoff.h,
21354 config/sparc/sp64-elf.h, config/sparc/sparc.c,
21355 config/sparc/sparc.h, config/sparc/sparc.md,
21356 config/sparc/sysv4-only.h: Update copyright.
21358 2005-01-18 Richard Henderson <rth@redhat.com>
21361 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
21363 2005-01-18 Marc Espie <espie@openbsd.org>
21364 * config/i386/openbsdelf.h: Typo.
21366 2005-01-18 Richard Henderson <rth@redhat.com>
21368 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
21369 special case for sse.
21370 * config/i386/predicates.md (sse_comparison_operator): Likewise.
21372 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
21374 * tree-inline.c (estimate_num_insns_1): Added cases for
21375 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
21377 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
21379 PR rtl-optimization/19296
21380 * combine.c (simplify_comparison): Rewrite the condition under
21381 which a non-paradoxical SUBREG of a PLUS can be lifted when
21382 compared against a constant.
21384 2005-01-18 Andi Kleen <ak@muc.de>
21386 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
21387 * c.opt (-Wpointer-sign): Add.
21388 * doc/invoke.texi: (-Wpointer-sign): Add.
21390 2005-01-18 Uros Bizjak <uros@kss-loka.si>
21392 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
21393 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
21394 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
21395 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
21396 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
21397 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
21398 for TARGET_MIX_SSE_I387.
21399 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
21400 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
21401 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
21402 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
21403 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
21404 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
21405 TARGET_MIX_SSE_I387.
21406 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
21409 2005-01-18 Uros Bizjak <uros@kss-loka.si>
21412 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
21413 Add movaps alternative for xmm reg->reg move.
21415 2005-01-17 Jeff Law <law@redhat.com>
21417 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
21418 at the end of the main DOM loop rather than just before DOM exits.
21420 2005-01-17 Diego Novillo <dnovillo@redhat.com>
21422 PR tree-optimization/19121
21423 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
21424 adding aliases to a name tag, also add them to the pointer's
21426 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
21427 sensitive alias info at all. Only check that the two pointers
21428 have compatible pointed-to sets.
21429 * tree-ssa.c (verify_name_tags): Verify that the alias set of
21430 a pointer's type tag is a superset of the alias set of the
21431 pointer's name tag.
21433 2005-01-17 James E Wilson <wilson@specifixinc.com>
21436 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
21437 comment to document why.
21439 2005-01-17 Richard Henderson <rth@redhat.com>
21441 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
21442 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
21443 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
21444 sse2_vmsminv2df3_finite): New.
21445 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
21446 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
21447 Force op1 into register.
21449 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
21451 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
21452 bubblestrap from always rebuilding build directory.
21454 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
21456 * config/s390/s390.md ("*clc"): Remove incorrect '='.
21457 ("*cmpmem_short"): Likewise.
21459 2005-01-17 Steven Bosscher <stevenb@suse.de>
21461 * basic-block.h: Document BB_* flags.
21462 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
21463 use an sbitmap instead.
21464 * sched-rgn.c (compute_trg_info): Likewise.
21466 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
21468 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
21469 redundant target_cpu_default and extra_parts lines. Use the default
21471 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
21472 (SUBTARGET_EXTRA_SPECS): Delete.
21473 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
21474 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
21475 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
21476 and "n32" for -mabi=n32.
21478 2005-01-17 Ian Lance Taylor <ian@airs.com>
21481 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
21482 fold constant variables into initial values.
21484 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
21486 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
21488 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
21489 through the statements backward.
21491 2005-01-17 Ian Lance Taylor <ian@airs.com>
21493 PR middle-end/13127:
21494 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
21495 a variable set to the return value of the inlined function.
21497 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
21499 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
21500 when modes are tieable.
21502 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
21504 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
21505 of pthread_create to find out if threads are enabled.
21506 * gthr-posix95.h (__gthread_active_p): Likewise.
21508 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
21510 * common.opt (-fnew-ra): Remove.
21512 * toplev.h (flag_new_regalloc): Remove.
21513 * Makefile.in (ra*.*): Don't mention.
21514 * passes.c (rest_of_handle_new_regalloc): Remove.
21515 (rest_of_handle_combine, rest_of_compilation): Always consider
21516 flag_new_regalloc as false.
21517 * doc/invoke.texi: Don't document -fnew-ra.
21519 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
21521 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
21522 last parameter to reg_scan.
21523 * loop.c (loop_optimize): Likewise.
21524 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
21525 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
21526 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
21527 rest_of_handle_gcse, rest_of_handle_loop_optimize,
21528 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
21529 * regclass.c (reg_scan): Likewise, for the declaration.
21530 * rtl.h (reg_scan): Likewise, for the prototype.
21532 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
21534 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
21535 mark_dfs_back_edges.
21537 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
21539 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
21540 (compute_avail): Uses don't go in tmp_gen.
21542 2005-01-16 Steven Bosscher <stevenb@suse.de>
21544 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
21545 loop to look for a free slot in a page entry.
21547 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21550 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
21551 * toplev.c (compile_file): Call process_pending_assemble_output_defs
21552 just before targetm.asm_out.file_end.
21553 * tree.h (process_pending_assemble_output_defs): Declare.
21554 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
21556 (assemble_alias): Defer generation of assembly code for defines when
21557 TARGET_DEFERRED_OUTPUT_DEFS is true.
21558 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
21559 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
21560 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
21562 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21565 * pa.c (pa_scalar_mode_supported_p): New function.
21566 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21567 * pa.h (MIN_UNITS_PER_WORD): Add comment.
21569 * pa-protos.h (prefetch_operand): Delete.
21570 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
21571 * pa.c (prefetch_operand): Delete.
21572 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
21573 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
21574 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
21575 and prefetch_nocc_operand.
21576 * pa.md (prefetch): Rework to avoid reload problems handling short
21577 displacements when a cache control completer needs to be provided.
21578 (prefetch_32, prefetch_64): Delete.
21579 (prefetch_cc, prefetch_nocc): New patterns.
21581 2005-01-15 David Edelsohn <edelsohn@gnu.org>
21583 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
21585 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21588 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
21589 exceeds maximum alignment for global common data.
21590 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
21591 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
21593 2004-01-15 Roger Sayle <roger@eyesopen.com>
21595 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
21597 2004-01-15 Roger Sayle <roger@eyesopen.com>
21599 * harg-reg-set.h (reg_class_names): Prototype global array.
21600 * regclass.c (reg_class_names): Declare here and initialize to
21602 (dump_regclass): Remove local declaration of reg_class_names.
21603 (regclass): Likewise.
21604 * cfg.c (dump_flow_info): Likewise.
21605 * ra-debug.c (reg_class_names): Likewise.
21606 * regrename.c (reg_class_names): Likewise.
21607 * reload.c (reg_class_names): Likewise.
21608 * reload1.c (spill_failure): Likewise.
21609 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
21611 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
21613 * config/s390/s390.md ("reload_outti"): Remove predicate for
21614 output operand. Abort if operand is not a MEM.
21615 ("reload_outdi", "reload_outdf"): Likewise.
21617 2005-01-15 Marc Espie <espie@openbsd.org>
21619 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
21620 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
21621 * config/openbsd.h: Fix C++ includes for native configurations.
21622 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
21623 Add trampoline support.
21624 * config/i386/openbsdelf.h: New.
21626 2005-01-15 Marc Espie <espie@openbsd.org>
21628 * collect2.c (main): Explicitly parse -dynamic-linker option.
21630 2005-01-15 Jakub Jelinek <jakub@redhat.com>
21632 PR tree-optimization/19060
21633 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
21634 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
21635 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
21636 and handle extract_range_from_cond returning false.
21637 * fold-const.c (fold): Optimize comparisons with min/max even for
21638 width > HOST_BITS_PER_WIDE_INT.
21640 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
21642 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
21643 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
21644 Remove little endian multilib variants.
21645 Add mips32 multilib variant.
21647 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
21649 * explow.c (copy_all_reg, stabilize): Remove.
21650 * expr.h: Remove the corresponding prototypes.
21652 * rtlanal.c (regs_set_between_p): Remove.
21653 * rtl.h: Remove the corresponding prototype.
21655 2005-01-14 David Edelsohn <edelsohn@gnu.org>
21657 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
21658 to rs6000_nonimmediate_operand.
21659 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
21660 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
21661 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
21662 rs6000_nonimmediate_operand.
21663 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
21664 rs6000_nonimmediate_operand.
21666 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
21668 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
21670 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21672 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
21674 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
21675 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
21677 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
21678 (rs6k_nonimmediate_operand): New.
21679 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
21681 (legitimate_lo_sum_address_p): Same.
21682 (rs6000_legitimize_address): Same.
21683 (rs6000_legitimize_reload_address): Same.
21684 (rs6000_legitimate_address): Same.
21685 (spe_build_register_parallel): Pass DF and DC modes in a DI
21688 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
21689 to rs6k_nonimmediate_operand.
21691 * config/rs6000/spe.md ("*frob_df_di"): New.
21692 ("*frob_di_df"): New.
21693 ("*frob_di_df_2"): New.
21694 ("*mov_sidf_e500_subreg0"): New.
21695 ("*mov_sidf_e500_subreg4"): New.
21696 ("*movdf_e500_double"): Change predicate to
21697 rs6k_nonimmediate_operand.
21699 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21701 * postreload.c (move2add_note_store): Only call
21702 trunc_int_for_mode on scalar integers.
21704 2005-01-14 Steven Bosscher <stevenb@suse.de>
21706 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
21707 replace BB_VISITED uses.
21708 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
21709 (propagate_necessity): Check the bitmap instead of BB_VISITED.
21710 (tree_dce_done): Free visited_control_parents.
21711 (perform_tree_ssa_dce): Allocate and clear it.
21712 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
21713 (compute_antic): Iterate from here using a DFS. Use an sbitmap
21714 instead of BB_VISITED.
21716 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
21718 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
21719 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
21720 Remove unused prototypes.
21722 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21724 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
21725 64-bit register usage.
21726 (spe_func_has_64bit_regs_p): Add FIXME note.
21728 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21730 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
21731 flag_finite_math_only with flag_unsafe_math_optimizations.
21733 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
21735 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
21736 end-of-stack check.
21737 (__tpf_eh_return): Copy TPF private stack area from the module
21738 boundary stack frame. Add check for when module addresses are
21739 equal, but no stub address is found.
21741 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
21744 * arm.h (struct machine_function): Add call_via field.
21745 (thumb_call_via_label): Declare.
21746 * arm.c (thumb_call_via_label): New variable.
21747 (thumb_call_reg_needed): New variable.
21748 (arm_output_function_epilogue): For Thumb code, output any per-function
21749 call-indirect trampolines.
21750 (thumb_call_via_reg): New function.
21751 (arm_file_end): New function.
21752 (TARGET_ASM_FILE_END): Call arm_file_end.
21753 (aof_file_end): Likewise.
21754 * arm-protos.h (thumb_call_via_reg): Declare.
21755 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
21756 thumb_call_via_reg in normal case.
21758 2005-01-14 Jakub Jelinek <jakub@redhat.com>
21760 PR middle-end/19084
21761 PR rtl-optimization/19348
21762 * recog.c (peephole2_optimize): Do global life update if some peephole
21763 decides it doesn't need at least one of its inputs and that change
21764 influences liveness at the start of the basic block.
21766 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
21767 arguments instead of 1.
21769 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
21771 PR middle-end/18820
21772 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
21773 zero for nested functions needing a static chain or functions
21774 with a non-constant address.
21776 2005-01-13 Roger Sayle <roger@eyesopen.com>
21778 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
21779 (and (sign_extend X) C) into (zero_extend (and X C)).
21781 2005-01-13 David O'Brien <obrien@FreeBSD.org>
21783 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
21785 2005-01-13 Richard Henderson <rth@redhat.com>
21790 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
21791 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
21792 not just TARGET_SSE.
21793 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
21794 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
21795 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
21796 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
21797 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
21798 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
21799 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
21800 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
21801 (movdicc_c_rex64): Rename with '*'.
21802 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
21803 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
21804 (movsfcc_1_387): Rename from movsfcc_1.
21805 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
21806 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
21807 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
21808 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
21809 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
21810 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
21811 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
21812 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
21813 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
21814 sse_movdfcc_const0_4): Remove.
21815 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
21816 recognize min/max early. Update for changed sse cmove patterns.
21817 (ix86_split_sse_movcc): New.
21818 * config/i386/i386-protos.h: Update.
21820 2005-01-13 Steven Bosscher <stevenb@suse.de>
21822 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
21823 (fix_stmt_v_may_defs): Likewise.
21825 2005-01-13 Richard Henderson <rth@redhat.com>
21827 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
21828 for converting the mask.
21830 2005-01-13 David Edelsohn <edelsohn@gnu.org>
21832 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
21835 2005-01-13 Richard Henderson <rth@redhat.com>
21837 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
21838 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
21839 IX86_BUILTIN_MOVDQ2Q): Remove.
21840 (IX86_BUILTIN_VEC_EXT_V4SI): New.
21841 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
21842 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
21844 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
21845 (sse2_pextrw): Fix immediate constraint.
21846 (sse2_loadq, sse2_loadq_rex64): Remove.
21847 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
21848 Use __builtin_ia32_vec_ext_<size>.
21849 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
21851 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
21853 * function.c (assign_parm_setup_block): Look inside original
21854 entry_parm when inspecting PARALLEL.
21856 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
21857 Joel Sherrill <joel@oarcorp.com>
21860 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
21861 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
21862 rtems_gxx_recursive_mutex_init.
21863 (__gthread_recursive_mutex_lock): New function.
21864 (__gthread_recursive_mutex_trylock): Likewise.
21865 (__gthread_recursive_mutex_unlock): Likewise.
21867 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
21869 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
21871 2005-01-13 Jan Beulich <jbeulich@novell.com>
21873 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
21874 (ashrti3_internal): Indicate output is early clobber. Generate result
21875 into output rather than first input. Use move for low word of output
21876 if shift count is exactly 64.
21877 (lshrti3_internal): Likewise.
21879 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
21883 * reload1.c (delete_output_reload): Don't delete an output reload
21884 if the pseudo lives longer than a single basic block. Adjust and
21885 improve wording of comment.
21887 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
21890 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
21891 of TYPE_SIZE where we mean the number of bytes.
21893 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
21895 * function.c (assign_parm_setup_block): Relax condition on
21896 multi-register optimization.
21898 2005-01-12 Nick Clifton <nickc@redhat.com>
21900 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
21901 an "in_delay_slot" attribute of "no" to prevent them being used in
21902 delay slots. This is forbidden because they might generate
21905 2005-01-12 Alan Modra <amodra@bigpond.net.au>
21908 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
21909 with r->Y and Y->r.
21911 2005-01-12 Nick Clifton <nickc@redhat.com>
21913 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
21914 passed on to GAS) but do not define, as GAS no longer supports or
21915 needs the -m2000 option.
21917 2005-01-11 Roger Sayle <roger@eyesopen.com>
21919 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
21920 type as args of unprototyped builtins aren't automatically promoted.
21921 (fold_builtin_abs): Likewise.
21923 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21925 * Makefile.in: Set a `build-warn' variable.
21927 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21929 PR tree-optimization/17949
21930 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
21931 (find_interesting_uses_address): Use it.
21933 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
21935 * regrename.c (kill_value): Handle subreg's that won't simplify.
21937 2005-01-11 Richard Henderson <rth@redhat.com>
21940 * config/i386/i386.h (enum ix86_builtins): Move ...
21941 * config/i386/i386.c: ... here.
21942 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
21943 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
21944 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
21945 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
21946 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
21947 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
21948 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
21949 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
21950 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
21951 IX86_BUILTIN_LOADDDUP): Remove.
21952 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
21953 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
21954 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
21955 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
21956 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
21957 (ix86_init_builtins): Make static.
21958 (ix86_init_mmx_sse_builtins): Update for changed builtins.
21959 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
21960 if all the modes match. Otherwise, fake it.
21961 (get_element_number, ix86_expand_vec_init_builtin,
21962 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
21963 (ix86_expand_builtin): Make static. Update for changed builtins.
21964 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
21965 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
21966 (ix86_expand_vector_init_duplicate): New.
21967 (ix86_expand_vector_init_low_nonzero): New.
21968 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
21969 Split out from ix86_expand_vector_init; handle integer modes.
21970 (ix86_expand_vector_init): Use them.
21971 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
21972 * config/i386/i386-protos.h: Update.
21973 * config/i386/predicates.md (reg_or_0_operand): New.
21974 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
21975 (movv2sf_internal): Likewise. And a splitter to match them all.
21976 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
21977 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
21978 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
21979 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
21980 (mmx_pinsrw): Fix operand ordering.
21981 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
21982 rather than sse_loadss expander.
21983 (movv2df splitter): Similarly.
21984 (sse_loadss, sse_loadlss): Remove.
21985 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
21986 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
21987 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
21988 (sse3_movddup): Rename with '*'.
21989 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
21990 (sse2_loadsd): Remove.
21991 (vec_dupv2df_sse3): Rename from sse3_loadddup.
21992 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
21993 (sse2_pinsrw): Fix argument ordering.
21994 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
21995 (sse2_stored): Remove 'r' destination.
21996 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
21997 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
21998 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
21999 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
22000 vec_extractv16qi, vec_initv16qi): New.
22002 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
22003 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
22004 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
22006 (_mm_load_pd, _mm_store_pd): Use plain dereference.
22007 (_mm_load_si128, _mm_store_si128): Likewise.
22008 (_mm_load1_pd): Use _mm_set1_pd.
22009 (_mm_load_sd): Use _mm_set_sd.
22010 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
22011 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
22012 (_mm_set_epi64): Use _mm_set_epi64x.
22013 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
22014 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
22015 _mm_setr_epi8): Use _mm_set_foo form.
22016 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
22017 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
22018 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
22019 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
22020 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
22021 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
22022 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
22023 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
22024 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
22025 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
22026 (_mm_movedup_pd): Use _mm_shuffle_pd.
22027 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
22028 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
22029 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
22030 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
22031 Use _mm_setzero_ps.
22032 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
22033 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
22034 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
22035 (_mm_store_ps): Use raw dereference.
22036 (_mm_store1_ps): Use _mm_storeu_ps.
22037 (_mm_storer_ps): Use _mm_store_ps.
22038 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
22039 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
22041 2005-01-11 Stan Shebs <shebs@apple.com>
22043 * config/rs6000/rs6000.c (machopic_output_stub): Issue
22044 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
22046 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
22049 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
22050 Skip all DECLs except for FIELD_DECLs.
22052 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
22054 * config/s390/s390.c (override_options): Return error if
22055 -mbackchain, -mpacked-stack and -mhard-float are used together.
22056 (s390_va_start): Remove the backchain && packed-stack special case.
22057 (s390_gimplify_va_arg): Likewise.
22058 * doc/invoke.texi: Remove the ABI incompatibility note.
22060 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
22062 * config/s390/s390.c (struct s390_frame_layout): Remove
22064 (s390_frame_info, s390_emit_prologue): Replace occurrences of
22065 save_backchain_p with TARGET_BACKCHAIN.
22067 2005-01-11 Alan Modra <amodra@bigpond.net.au>
22070 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
22071 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
22072 * function.c (locate_and_pad_parm): Set new field.
22073 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
22074 Tweak where_pad test to include "none". Always set mem align for
22076 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
22077 not sufficient for type.
22078 (assign_parm_setup_block): If stack_parm is zero on entry, always
22079 make a new stack local. Block move old stack parm if necessary
22080 to new aligned stack local.
22081 (assign_parm_setup_stack): Use a block move to handle
22082 potentially misaligned entry_parm.
22083 (assign_parms_unsplit_complex): Specify required alignment when
22084 creating stack local.
22085 * calls.c (compute_argument_addresses): Override alignment of stack
22086 arg calculated from its type with the alignment given by
22087 FUNCTION_ARG_BOUNDARY.
22088 (store_one_arg): Likewise.
22090 2005-01-11 Jan Beulich <jbeulich@novell.com>
22092 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
22093 Change respective itanium_class attribute to ialu.
22094 (shladdp4_internal): New.
22095 * config/ia64/predicates.md (shladd_log2_operand): New.
22097 2005-01-11 Richard Henderson <rth@redhat.com>
22099 * expr.c (store_constructor): Use rtvec_alloc instead of
22100 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
22102 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
22104 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
22106 2005-01-11 Alan Modra <amodra@bigpond.net.au>
22108 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
22109 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
22110 (TARGET_RWRELOC): Define.
22111 (ia64_rwreloc_section_type_flags): Delete.
22112 (ia64_section_type_flags): New function.
22113 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
22114 (TARGET_RWRELOC): Define.
22116 2005-01-10 David Mosberger <davidm@hpl.hp.com>
22119 * config/ia64/ia64.c (process_set): For alloc insn, only call
22120 process_epilogue is !frame_pointer_needed.
22122 2005-01-10 Roger Sayle <roger@eyesopen.com>
22125 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
22126 unary operator and can't be treated as a binary/comparison operator.
22128 2005-01-10 Richard Henderson <rth@redhat.com>
22130 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
22131 (ix86_return_in_memory): Likewise.
22132 (function_arg_advance): Likewise. Mirror structure in function_arg
22133 for choosing register to advance.
22135 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
22137 * tree-vectorizer.c, tree.def: Fix comment typos.
22139 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
22141 * config/s390/s390.c (struct processor_costs): 4 new fields:
22142 ddbr, ddr, debr, der.
22143 (s390_rtx_costs): More precise handling of divide instructions.
22145 2005-01-10 David Edelsohn <edelsohn@gnu.org>
22147 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
22149 2005-01-10 Jan Beulich <jbeulich@novell.com>
22151 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
22152 names resulting from -ffunction-sections/-fdata-sections and linkonce
22154 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
22155 based on the section name. Rearrange the section name comparison logic
22156 slightly so that each section name is compared against at most once.
22158 2005-01-10 Ben Elliston <bje@au.ibm.com>
22160 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
22161 targets for which -fPIC reduces limitations on the GOT size.
22163 2005-01-09 Falk Hueffner <falk@debian.org>
22165 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
22168 2005-01-09 David Edelsohn <edelsohn@gnu.org>
22171 * collect2.c (main): Set aixrtl_flag for -brtl option.
22172 (resolve_lib_name): Search for .so file extension before .a
22173 if aixrtl_flag set.
22175 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
22177 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
22178 (vect_analyze_data_refs_alignment): Add dump prints.
22180 2005-01-09 Ira Rosen <irar@il.ibm.com>
22182 * tree-vectorizer.c (vect_analyze_offset_expr): Use
22183 expr_invariant_in_loop_p.
22184 Initialize outputs first thing in the function.
22185 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
22186 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
22187 (vect_analyze_pointer_ref_access): Check that the initial condition of
22188 the access function is loop invariant.
22190 2005-01-09 Richard Henderson <rth@redhat.com>
22192 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
22193 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
22194 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
22195 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
22196 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
22197 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
22198 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
22199 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
22200 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
22201 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
22202 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
22203 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
22204 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
22205 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
22206 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
22207 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
22208 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
22209 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
22210 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
22211 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
22212 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
22213 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
22214 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
22216 (mmx_clrdi, pavgusb): Remove.
22217 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
22218 with leading sse_ prefix.
22219 * config/i386/sse.md: Receive them.
22220 * config/i386/mmx.md: New file.
22221 (MMXMODE12, MMXMODE24, mmxvecsize): New.
22222 (subrv2sf3): Turn into expander for normal subtraction.
22223 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
22224 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
22225 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
22226 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
22227 commutative; use ix86_binary_operator_ok.
22228 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
22229 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
22230 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
22231 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
22232 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
22233 Macroize from existing patterns; use ix86_binary_operator_ok.
22234 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
22235 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
22236 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
22237 with vec_select+vec_concat.
22238 (mmx_pshufw, mmx_pshufw_1): Likewise.
22239 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
22240 (mmx_uavgv4hi3): Model correctly.
22241 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
22242 _mm_xor_si64): Remove casts.
22244 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22246 PR tree-optimization/19224
22247 * tree-scalar-evolution.c (get_instantiated_value,
22248 set_instantiated_value): New functions.
22249 (instantiate_parameters_1): Cache the results.
22250 (instantiate_parameters, resolve_mixers): Initialize and free
22253 2005-01-08 David Edelsohn <edelsohn@gnu.org>
22255 * config/i386/i386.md (addhi_4): Correct reference in comment.
22258 2005-01-08 Richard Henderson <rth@redhat.com>
22260 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
22261 (_mm_cvtsi128_si64x): Likewise.
22262 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
22263 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
22264 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
22265 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
22266 * config/i386/i386-protos.h: Update.
22267 * config/i386/i386.c (print_operand): Add 'H'.
22268 (ix86_fixup_binary_operands): Split out from ...
22269 (ix86_expand_binary_operator): ... here.
22270 (ix86_fixup_binary_operands_no_copy): New.
22271 (ix86_expand_fp_absneg_operator): Handle vector mode results.
22272 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
22273 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
22274 (safe_vector_operand): Use CONST0_RTX.
22275 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
22276 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
22277 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
22278 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
22280 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
22281 (IX86_BUILTIN_CMPNGESS): New.
22282 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
22283 (attr type): Add sselog1.
22284 (attr unit, attr memory): Handle it.
22285 (movti, movti_internal, movti_rex64): Move near other integer moves.
22286 (movtf, movtf_internal): Move near other fp moves.
22287 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
22288 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
22289 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
22290 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
22291 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
22292 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
22293 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
22294 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
22295 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
22296 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
22297 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
22298 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
22299 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
22300 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
22301 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
22302 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
22303 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
22304 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
22305 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
22306 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
22307 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
22308 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
22309 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
22310 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
22311 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
22312 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
22313 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
22314 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
22315 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
22316 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
22317 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
22318 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
22319 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
22320 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
22321 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
22322 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
22323 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
22324 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
22325 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
22326 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
22327 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
22328 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
22329 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
22330 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
22332 (SSEPUSH, push<SSEPUSH>): Remove.
22333 (MMXPUSH, push<MMXPUSH>): Remove.
22334 (sse_movaps, sse_movaps_1, sse_movups): Remove.
22335 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
22336 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
22337 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
22338 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
22339 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
22340 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
22341 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
22342 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
22343 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
22344 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
22345 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
22346 (ppro_sse_log_V4SF): Handle sselog1.
22347 * config/i386/predicates.md (const_0_to_1_operand): New.
22348 (const_0_to_255_mul_8_operand): New.
22349 (const_1_to_31_operand): Rename from const_int_1_31_operand.
22350 (const_2_to_3_operand, const_4_to_7_operand): New.
22351 * config/i386/sse.md: New file.
22352 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
22353 (sse_movups): Rename from sse_movups_1.
22354 (sse_loadlss): Rename from sse_loadss_1.
22355 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
22357 (negv4sf2): Use ix86_expand_fp_absneg_operator.
22358 (absv4sf2, negv2df, absv2df): New.
22359 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
22360 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
22361 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
22362 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
22363 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
22364 (sse3_addsubv4sf3): Model correctly.
22365 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
22366 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
22367 (sse_movhlps): Model with vec_select+vec_concat.
22368 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
22369 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
22370 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
22371 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
22372 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
22373 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
22374 sse2_pshufhw_1): Likewise.
22375 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
22376 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
22377 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
22378 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
22379 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
22380 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
22381 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
22382 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
22383 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
22384 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
22385 sminv8hi3): Mark commutative
22386 operands. Use ix86_binary_operator_ok.
22387 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
22388 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
22389 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
22390 sse2_punpcklqdq): Allow operand2 in memory.
22391 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
22392 sse2_movsd): Add memory alternatives.
22393 (sse_storelps): Turn expander into an insn; split after reload.
22394 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
22395 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
22397 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22399 * configure.ac (DWARF-2 debug_line): Use objdump.
22400 * configure: Regenerate.
22402 2005-01-08 Jeff Law <law@redhat.com>
22403 Diego Novillo <dnovillo@redhat.com>
22405 PR tree-optimization/18241
22406 * tree-nrv.c (tree_nrv): Ignore volatile return values.
22407 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
22408 statements with volatile operands.
22409 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
22410 operands after marking a statement with has_volatile_ops.
22412 2005-01-08 Roger Sayle <roger@eyesopen.com>
22414 * tree.c (int_fits_type_p): Always honor integer constant
22415 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
22417 2005-01-08 Roger Sayle <roger@eyesopen.com>
22419 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
22420 the latent bug in rtl_delete_block has been resolved.
22422 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
22424 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
22425 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
22427 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
22429 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
22430 library as @multilib_dir@/$(SHLIB_SONAME).
22432 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
22434 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
22435 * configure: Regenerate.
22437 2005-01-07 Jakub Jelinek <jakub@redhat.com>
22439 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
22442 2005-01-07 David Edelsohn <edelsohn@gnu.org>
22445 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
22446 Convert non-word aligned offset address using ld/std into
22449 2005-01-07 Richard Henderson <rth@redhat.com>
22451 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
22453 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
22455 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
22457 2005-01-07 Jakub Jelinek <jakub@redhat.com>
22459 PR tree-optimization/19283
22460 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
22461 is not shorter than the original type.
22463 PR rtl-optimization/19012
22464 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
22466 PR rtl-optimization/18861
22467 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
22468 (FULL_STATE): Define.
22469 (mark_tablejump_edge): New function.
22470 (purge_dead_tablejump_edges): New function.
22471 (find_bb_boundaries): Use it.
22473 PR tree-optimization/18828
22474 * builtins.c (expand_builtin_next_arg): Remove argument and all
22475 the argument checking.
22476 (expand_builtin): Adjust caller.
22477 (expand_builtin_va_start): Likewise. Remove error for too many
22479 (fold_builtin_next_arg): Issue error for too many arguments.
22480 After checking arguments, replace them with magic arguments that
22481 prevent further checking of the args.
22483 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22485 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
22487 2005-01-06 Roger Sayle <roger@eyesopen.com>
22490 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
22491 and %{.S:...} (and their negative variants) to test whether the
22492 input file is assembler or pre-processed-assembler independent of
22493 the actual filename extension.
22495 2005-01-06 Roger Sayle <roger@eyesopen.com>
22497 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
22498 of sign or zero extended values.
22500 2005-01-06 Geoffrey Keating <geoffk@apple.com>
22502 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
22503 for IBM long double format correctly.
22505 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
22507 Fix PR tree-optimization/18792
22509 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
22510 to first_loop_depth, and use loop depth instead of loop number.
22511 (build_classic_dir_vector): Ditto.
22512 (compute_data_dependences_for_loop): Use depth, not loop number.
22513 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
22514 number. Pass in loops, instead of loop numbers.
22515 (gather_interchange_stats): Ditto.
22516 (linear_transform_loops): Ditto.
22518 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
22521 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
22522 biv_fits_mode_p, extension_within_bounds_p): New functions.
22523 (check_ext_dependent_givs): Use them.
22525 2005-01-06 Roger Sayle <roger@eyesopen.com>
22527 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
22528 more than one barrier, in which case we should delete them all.
22530 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
22532 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
22534 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
22536 Fix PR middle-end/19286
22538 * dwarf2out.c (gen_subprogram_die): If we've already tried to
22539 output this subprogram, simply ignore this attempt to do it again.
22540 (add_abstract_origin_attribute): Don't abort trying to add the abstract
22541 origin attribute if it's not possible.
22542 (gen_block_die): Don't ignore subblocks of "unused" blocks.
22543 (decls_for_scope): Ditto.
22544 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
22545 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
22547 2005-01-05 Richard Henderson <rth@redhat.com>
22550 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
22551 (bdesc_2arg): Use it.
22552 (ix86_expand_binop_builtin): Force operands into registers
22554 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
22555 ix86_expand_sse_compare, ix86_expand_sse_comi,
22556 ix86_expand_builtin): Likewise.
22558 2005-01-05 Richard Henderson <rth@redhat.com>
22560 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
22562 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
22563 (mulv4hi3): Set itanium_class mmmul.
22564 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
22565 (fpack): Rename from fpack_sfsf.
22567 2005-01-05 Richard Henderson <rth@redhat.com>
22570 * reload1.c (do_input_reload): Restrict the optimization deleteing
22571 a previous output reload to RELOAD_FOR_INPUT.
22573 2005-01-05 Steven Bosscher <stevenb@suse.de>
22575 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
22576 comment that we fall through after case.
22577 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
22578 (distribute_links): Likewise.
22579 * cse.c (cse_insn): Likewise.
22580 * cselib.c (cselib_invalidate_mem): Likewise.
22581 * df.c: Update comments at the top of the file.
22582 (read_modify_subreg_p): Update comments here too.
22583 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
22584 * flow.c (mark_set_1): Likewise.
22585 (mark_used_regs): Likewise.
22586 * gcse.c (mems_conflict_for_gcse_p): Likewise.
22587 (canon_list_insert): Likewise.
22588 (mark_set): Likewise.
22589 (try_replace_reg): Likewise.
22590 (store_killed_in_insn): Likewise.
22591 * loop.c (count_one_set): Likewise.
22592 (basic_induction_var): Likewise.
22593 * postreload-gcse.c (find_mem_conflicts): Likewise.
22594 * postreload.c (reload_combine_note_store): Likewise.
22595 (move2add_note_store): Likewise.
22596 * reload.c (find_equiv_reg): Likewise.
22597 (mark_referenced_resources): Likewise.
22598 * rtlanal.c (set_noop_p): Likewise.
22599 (note_stores): Likewise.
22600 (note_uses): Likewise.
22601 * sched-deps.c (sched_analyze_1): Likewise.
22602 * sched-rgn.c (check_live_1): Likewise.
22603 (update_live_1): Likewise.
22604 * config/i860/i860.c: Likewise.
22606 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
22608 (ZERO_EXTRACT): Mention that this one can be an lvalue.
22610 * doc/rtl.texi: Update documentation for bit-fields and SET.
22612 2005-01-05 Roger Sayle <roger@eyesopen.com>
22614 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
22616 2005-01-05 Jan Hubicka <jh@suse.cz>
22617 Richard Henderson <rth@redhat.com>
22620 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
22623 2005-01-05 Richard Henderson <rth@redhat.com>
22626 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
22627 (sse_shufps): Change operand 3 to const_int_operand.
22628 (sse2_storelps): Fix typo in template.
22629 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
22630 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
22631 (ix86_expand_builtin): Likewise.
22633 2005-01-05 Julian Brown <julian@codesourcery.com>
22635 * config/arm/arm.c (arm_return_in_memory): Treat complex types
22636 as aggregates for AAPCS ABIs.
22638 2005-01-05 Stan Shebs <shebs@apple.com>
22640 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
22641 Mach-O getters if ppc64.
22642 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
22644 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
22645 signed four-byte field for global code case.
22646 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
22648 2005-01-05 Roger Sayle <roger@eyesopen.com>
22650 PR middle-end/19100
22651 * c-common.c: Include real.h.
22652 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
22653 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
22654 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
22655 * Makefile.in (c-common.o): Update dependencies.
22657 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
22659 * c-parse.in (asm_string): Add trailing semicolon.
22661 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
22663 * c-parse.in (asm_string): New. Don't allow wide strings in
22665 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
22666 asm_string instead of STRING.
22668 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
22670 * c-typeck.c (constructor_no_implicit): Remove.
22671 (set_designator, process_init_element): Don't check
22672 constructor_no_implicit.
22674 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
22675 Kaz Kojima <kkojima@gcc.gnu.org>
22678 * lcm.c (create_pre_exit): New.
22679 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
22680 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
22682 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
22684 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
22685 -msoft-float in target_float_switch.
22686 * arm.c (arm_override_options): Fix processing of target_float_switch.
22688 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
22690 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
22693 2004-01-05 Uros Bizjak <uros@kss-loka.si>
22695 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
22696 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
22698 2005-01-04 Roger Sayle <roger@eyesopen.com>
22700 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
22701 if deleting the then-block allows the test-block to fallthru to the
22704 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
22707 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
22708 after the full declaration if the are in two different TUs.
22710 2005-01-04 Richard Henderson <rth@redhat.com>
22713 * tree-sra.c (generate_one_element_init): Just
22714 call gimplify_and_add.
22715 (generate_element_init): Record the
22716 new referenced variables and mark them for renaming
22717 and split out to ...
22718 (generate_element_init_1): This.
22719 (scalarize_init): Don't call push_gimplify_context/
22720 pop_gimplify_context.
22722 2005-01-04 Geoffrey Keating <geoffk@apple.com>
22724 * toplev.c (get_src_pwd): Handle failure of getpwd().
22726 2005-01-04 Roger Sayle <roger@eyesopen.com>
22728 * fold-const.c (fold_single_bit_test): Delete unreachable handling
22730 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
22731 all the cases handled by it are inverted by invert_truthvalue.
22733 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22735 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
22736 (save_register_windowsi): Likewise.
22738 2005-01-04 Richard Henderson <rth@redhat.com>
22740 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
22742 2005-01-04 Uros Bizjak <uros@kss-loka.si>
22744 PR middle-end/17767
22745 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
22746 any simplifications of vector mode comparison operators.
22747 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
22749 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
22750 Devang Patel <dpatel@apple.com>
22752 PR tree-optimization/18308
22753 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
22754 the operands before creating a new expression.
22755 * dojump.c (do_jump): Make drop_through_label available
22756 for all cases. Add expansion of COND_EXPR.
22758 2005-01-04 Ira Rosen <irar@il.ibm.com>
22760 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
22761 INTEGER_CST instead of TREE_CONSTANT.
22762 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
22763 instead of TREE_CONSTANT.
22764 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
22765 instead of TREE_CONSTANT.
22767 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22769 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
22771 2005-01-04 Uros Bizjak <uros@kss-loka.si>
22774 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
22775 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
22777 2005-01-03 Richard Henderson <rth@redhat.com>
22779 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
22780 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
22781 fold_convert_const_real_from_real): Split out from ...
22782 (fold_convert_const): ... here.
22784 2005-01-03 Richard Henderson <rth@redhat.com>
22787 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
22788 (mov<MMXMODEI>_internal): Likewise.
22789 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
22790 Add V2SF case; use it for SSE1; don't use TI.
22791 (movdf_integer): Likewise.
22792 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
22794 2005-01-03 Ira Rosen <irar@il.ibm.com>
22796 * tree-vectorizer.c (vect_strip_conversions): New function.
22797 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
22798 check for binary class.
22800 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
22804 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
22806 * gimple-low.c (mark_blocks_with_used_vars): New function.
22807 (mark_blocks_with_used_subblocks): Ditto.
22808 (mark_used_blocks): Ditto.
22809 (pass_mark_used_blocks): New pass.
22810 * tree-inline.c: Include debug.h.
22811 (expand_call_inline): Call outlining_inline_function here.
22812 * tree-optimize.c (init_tree_optimization_passes): Add
22813 pass_mark_used_blocks.
22814 * tree-pass.h (pass_mark_used_blocks): New.
22815 * Makefile.in (tree-inline.o): Add debug.h dependency.
22817 2005-01-03 Geoffrey Keating <geoffk@apple.com>
22819 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
22820 VAR_DECLs to have weak_import attribute.
22822 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
22825 2004-01-03 Steven Bosscher <stevenb@suse.de>
22827 * passes.c (rest_of_compilation): Don't run regmove if only
22828 flag_expensive_optimizations, require flag_regmove instead.
22830 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
22832 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
22834 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
22835 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
22836 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
22837 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
22839 2005-01-03 Richard Henderson <rth@redhat.com>
22841 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
22842 (ia64_const_ok_for_letter_p): New.
22843 (ia64_const_double_ok_for_letter_p): New.
22844 (ia64_extra_constraint): New.
22845 (ia64_expand_vecint_compare): New.
22846 (ia64_expand_vcondu_v2si): New.
22847 (ia64_expand_vecint_cmov): New.
22848 (ia64_expand_vecint_minmax): New.
22849 (ia64_print_operand): Add 'v'.
22850 (ia64_preferred_reload_class): New.
22851 (ia64_vector_mode_supported_p): New.
22852 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
22853 (PREFERRED_RELOAD_CLASS): Move to function.
22854 (CONST_OK_FOR_LETTER_P): Move to function.
22855 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
22856 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
22857 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
22858 (EXTRA_CONSTRAINT): Move to function.
22859 * config/ia64/ia64.md: Include vect.md.
22860 (itanium_class): Add mmalua.
22862 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
22864 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
22865 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
22867 (const_int_2bit_operand): New.
22868 (fr_reg_or_0_operand): New.
22869 * config/ia64/ia64-modes.def: Add vector modes.
22870 * config/ia64/ia64-protos.h: Update.
22871 * config/ia64/vect.md: New file.
22873 2005-01-03 Richard Henderson <rth@redhat.com>
22875 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
22877 2005-01-03 Uros Bizjak <uros@kss-loka.si>
22880 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
22882 (log1pdf2): Change mode of operands[0,1] to DFmode.
22884 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
22886 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
22887 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
22888 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
22889 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
22890 SPARC_RELAXED_ORDERING.
22892 2005-01-03 Richard Henderson <rth@redhat.com>
22893 Uros Bizjak <uros@kss-loka.si>
22896 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
22897 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
22898 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
22900 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
22901 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
22902 const_pow2_1_to_128_operand): New predicates.
22904 2005-01-02 Greg McGary <greg@mcgary.org>
22906 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
22908 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
22909 object. [ptr_type]: Remove unused variable.
22910 Remember nearest addressable array-element or record-component
22911 when checking bitfield components. Tolerate empty BIND_EXPR.
22913 2005-01-01 Richard Henderson <rth@redhat.com>
22915 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
22916 that don't narrow the value. Fail for other conversions.
22918 2005-01-01 Richard Henderson <rth@redhat.com>
22921 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
22922 * c-lang.c (finish_file): Don't do it here.
22923 * objc/objc-act.c (objc_finish_file): Likewise.
22925 * cgraph.c (decl_assembler_name_equal): New.
22926 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
22927 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
22928 * cgraph.h (struct cgraph_varpool_node): Add next.
22929 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
22930 * varasm.c (assemble_alias): Mark the target as needed.
22932 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
22934 PR middle-end/19221
22935 * function.c (get_arg_pointer_save_area): Use entry_of_function
22936 instead of get_insns.
22938 2005-01-01 Roger Sayle <roger@eyesopen.com>
22939 Andrew Pinski <pinskia@physics.uc.edu>
22940 James E. Wilson <wilson@specifixinc.com>
22942 PR rtl-optimization/12092
22943 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
22946 2005-01-01 Roger Sayle <roger@eyesopen.com>
22947 Olivier Hainque <hainque@act-europe.fr>
22949 * tree.c (int_fits_type_p): A narrower type always fits in a
22950 wider one, except for negative values into unsigned types.
22952 2005-01-01 Roger Sayle <roger@eyesopen.com>
22954 * tree.c (int_fits_type_p): Compare the result of force_fit_type
22955 with the original constant rather than require TREE_OVERFLOW.
22957 2005-01-01 Steven Bosscher <stevenb@suse.de>
22959 PR middle-end/17544
22960 * c-decl.c (finish_function): If compiling C99, annotate the
22961 compiler generated return with the current file name and line 0.
22962 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
22963 the source line is greater than 0.
22964 (remove_bb): Likewise.