1 2005-02-22 James E Wilson <wilson@specifixinc.com>
3 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4 (do_compile): Do call it here.
6 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8 PR rtl-optimization/20017.
9 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10 rest_of_handle_cse2, rest_of_handle_gcse): Call
11 delete_dead_jumptables immediately before calling cleanup_cfg.
13 2005-02-22 Devang Patel <dpatel@apple.com>
16 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
19 2005-02-22 David Edelsohn <edelsohn@gnu.org>
21 * config/rs6000/aix.h (WINT_TYPE): Define.
23 2005-02-22 Stan Shebs <shebs@apple.com>
25 * config/rs6000/rs6000.c (rs6000_override_options): Default to
26 natural alignment for 64-bit Darwin.
27 (rs6000_parse_alignment_option): Warn about uses of -malign-power
29 * doc/invoke.texi: Document this.
31 2005-02-22 DJ Delorie <dj@redhat.com>
33 * c-common.c (c_common_type_for_mode): Pass the mode's precision
34 to make_[un]signed_type, not the mode itself.
36 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
38 * cfg.c (cached_make_edge): Call make_edge if edge cache is
39 not available. Use tail calls wherever possible.
40 (make_edge): Call unchecked_make_edge to create an edge.
42 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
43 (coalesce_ssa_name): Don't check for
44 SSANORM_USE_COALESCE_LIST.
45 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
47 2005-02-22 Diego Novillo <dnovillo@redhat.com>
49 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
50 (rewrite_into_ssa): ... here.
52 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
54 PR tree-optimization/19786
55 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
56 tag to another's may-alias bitmap when adding to the other's list.
58 2005-02-21 DJ Delorie <dj@redhat.com>
60 * tree-ssa-loop-ivopts.c (computation_cost): Start register
61 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
62 registers in unsupported ways.
63 * expmed.c (init_expmed): Likewise.
65 2005-02-21 Stan Cox <scox@redhat.com>
67 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
69 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
71 * tree-cfg.c (fold_cond_expr_cond): New.
72 (make_edges): Call fold_cond_expr_cond.
73 (find_taken_edge): Accept nothing but INTEGER_CST.
74 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
76 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
78 * flow.c (delete_dead_jumptables): Speed up by scanning insns
79 that do not belong to any basic block.
81 2005-02-21 Jeff Law <law@redhat.com>
83 * cfganal.c (find_unreachable_blocks): Manually CSE load of
86 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
88 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
89 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
90 Adjust their definitions.
91 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
92 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
94 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
95 genautomata.c, langhooks.c, langhooks.h, system.h,
96 config/arm/lib1funcs.asm: Update copyright.
98 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
100 * dbxout.c (dbxout_function_end): Emit Lscope label always.
102 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
105 * doc/install.texi: Document --with-gc.
107 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
109 * simplify-rtx.c (simplify_unary_operation): Add a missing
112 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
114 PR tree-optimization/18663
115 * tree-ssa-dom.c (extract_range_from_cond): Return 0
116 if the type has variable bounds.
118 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
120 * gcse.c: Remove an obsolete comment.
122 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
124 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
126 * doc/extend.texi (Function Attributes) <Attribute const>: The
127 attribute "pure" is below this text, not above.
129 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
131 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
132 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
133 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
135 2005-02-20 Zack Weinberg <zack@codesourcery.com>
138 * langhooks.h (struct lang_hooks): Add to_target_charset.
139 * langhooks.c (lhd_to_target_charset): New function.
140 * langhooks-def.h: Declare lhd_to_target_charset.
141 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
142 (LANG_HOOKS_INITIALIZER): Update.
143 * c-common.c (c_common_to_target_charset): New function.
144 * c-common.h: Declare it.
145 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
146 c_common_to_target_charset.
148 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
149 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
151 * system.h: Poison them.
152 * doc/tm.texi: Don't discuss them.
153 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
154 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
155 (pp_c_char): Do not attempt to generate letter escapes for
157 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
158 * config/mips/mips.c (mips_output_ascii): Likewise.
160 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
162 PR tree-optimization/19951
163 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
166 2005-02-19 Steven Bosscher <stevenb@suse.de>
169 * function.h (struct function): New field `max_loop_depth'.
170 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
171 (flow_loops_find): Reset the max loop depth count before finding loops.
172 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
173 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
174 (calculate_global_regs_live): Make sure the loop will terminate
175 when the initial sets are not empty.
177 2005-02-19 Zack Weinberg <zack@codesourcery.com>
179 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
181 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
183 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
186 * doc/invoke.texi: Remove documentation of %M spec.
188 (init_spec): Remove %M suffix from -lgcc_s.
189 (do_spec_1): Remove 'M' case.
190 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
191 to put shared libraries in the multilib directory. Remove the
192 shlib_so_soname substitution variable. Don't add a multilib encoding
193 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
194 reported by -print-multi-os-directory. Pass @multilib_dir@ to
195 SHLIB_INSTALL as well as SHLIB_LINK.
196 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
197 (SHLIB_NAME): Delete.
198 (SHLIB_DIR): New macro.
199 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
200 (SHLIB_INSTALL): Adjust accordingly.
201 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
202 * config/t-slibgcc-sld: Likewise.
203 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
204 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
205 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
207 (SHLIBUNWIND_INSTALL): Adjust accordingly.
208 * config/i386/t-nwld (SHLIB_SONAME): Delete.
209 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
210 Use @shlib_base_name@ instead of @shlib_so_name@.
211 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
212 and @shlib_base_name@.so in @multilib_dir@.
213 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
215 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
216 (SHLIB_LINK): Remove previous workaround.
217 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
218 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
219 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
221 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
222 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
223 (SHLIB_INSTALL): Adjust accordingly.
224 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
225 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
226 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
227 config/t-slibgcc-elf-ver.
229 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
230 Jakub Jelinek <jakub@redhat.com>
232 PR tree-optimization/19828
233 * tree-ssa-loop-im.c: Add a TODO comment.
234 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
235 without side-effects.
237 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
239 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
242 2005-02-18 James E. Wilson <wilson@specifixinc.com>
244 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
245 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
246 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
248 (ia64_reorg): Delete fixup_errata call.
249 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
250 (TARGET_SWITCHES): Delete -mb-step entry.
252 2005-02-19 Jakub Jelinek <jakub@redhat.com>
255 * c-typeck.c (composite_type): Handle quals in transparent unions.
256 (type_lists_compatible_p): Likewise.
258 2005-02-18 Stan Shebs <shebs@apple.com>
260 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
261 expressions in the .literal8 section.
263 2005-02-18 Geoffrey Keating <geoffk@apple.com>
265 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
267 2005-02-18 Roger Sayle <roger@eyesopen.com>
269 * fold-const.c (constant_boolean_node): Always create values of the
270 specified type, don't bother calling truthvalue_conversion.
272 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
274 * except.c (output_function_exception_table): Call
275 assemble_external_libcall (eh_personality_libfunc).
277 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
280 * config/ia64/ia64.h (struct machine_function): Add state_num.
281 * config/ia64/ia64.c (process_epilogue,
282 process_for_unwind_directive): Use new unwind state numbers each
283 time rather than state 1.
285 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
288 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
289 before the "*llgt_didi" pattern.
291 2005-02-18 Jason Merrill <jason@redhat.com>
293 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
295 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
297 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
298 (div0): Use it in place of ARM_FUNC_ALIAS.
299 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
301 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
304 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
305 access, the lower bound of the array type if it exists.
307 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
310 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
311 cases that are out-of-range for the index type.
313 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
315 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
316 (estimate_case_costs): Don't call convert.
317 * expmed.c (expand_shift): Likewise.
318 (make_tree): Call fold_convert instead of convert.
320 2005-02-18 Jakub Jelinek <jakub@redhat.com>
323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
324 that ref to be marked MEM_READONLY_P doesn't have base that needs
327 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
329 * genautomata.c (output_get_cpu_unit_code_func,
330 output_cpu_unit_reservation_p): Don't generate old-style function
333 2005-02-18 Jakub Jelinek <jakub@redhat.com>
336 PR tree-optimization/20009
337 * convert.c (convert_to_integer): Revert 2005-02-16 change.
339 PR tree-optimization/18947
340 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
341 inline, remove all nodes that are inlined into the extern inline
344 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
346 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
347 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
348 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
349 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
352 2005-02-17 Roger Sayle <roger@eyesopen.com>
354 PR tree-optimization/19917
355 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
356 to be potentially trapping.
358 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
360 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
362 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
364 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
365 tem becomes a local variable which is set to the value of the
366 back end defined INITIAL_FRAME_ADDRESS macro.
367 (expand_builtin_frame_address): Omit the base parameter to
368 expand_builtin_return_addr.
369 (expand_builtin_profile_func): Likewise.
370 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
371 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
372 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
374 2005-02-17 Jakub Jelinek <jakub@redhat.com>
376 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
377 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
378 * config/frv/frv.c (frv_function_epilogue): Likewise.
380 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
382 * lambda-code (perfect_nestify): Remove mark/unmark
384 * tree-loop-linear.c (linear_transform_loops): Add
385 rewrite_into_ssa call so that ssa is correct for
386 rewriting into loop closed.
388 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
390 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
391 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
393 * bt-load.c (btr_def_live_range, combine_btr_defs,
394 migrate_btr_def, migrate_btr_defs): Likewise.
395 * cfgcleanup.c (thread_jump): Likewise.
396 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
397 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
398 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
399 df_rd_local_compute, df_reg_info_compute): Likewise.
400 * dominance.c (init_dom_info, free_dom_info): Likewise.
401 * flow.c (init_propagate_block_info,
402 free_propagate_block_info): Likewise.
403 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
404 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
405 modify_reg_pav): Likewise.
406 * loop-invariant.c (find_defs, find_invariant_insn,
407 find_invariants, free_inv_motion_data): Likewise.
408 * predict.c (tree_predict_by_opcode,
409 estimate_bb_frequencies): Likewise.
410 * stmt.c (expand_case): Likewise.
411 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
412 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
413 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
414 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
415 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
416 rewrite_ssa_into_ssa): Likewise.
417 * tree-optimize.c (tree_rest_of_compilation): Likewise.
418 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
419 analyze_edges_for_bb, perform_edge_inserts): Likewise.
420 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
421 * tree-sra.c (tree_sra): Likewise.
422 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
423 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
424 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
425 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
426 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
427 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
429 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
430 calculate_live_on_entry, calculate_live_on_exit,
431 build_tree_conflict_graph): Likewise.
432 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
433 record_important_candidates, set_use_iv_cost, find_depends,
434 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
435 tree_ssa_iv_optimize_finalize): Likewise.
436 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
437 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
438 tree_duplicate_loop_to_header_edge): Likewise.
439 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
440 * tree-ssa.c (verify_flow_insensitive_alias_info,
441 verify_name_tags, verify_ssa, init_tree_ssa,
442 delete_tree_ssa): Likewise.
443 * tree-ssanames.c (marked_ssa_names, init_ssanames,
444 fini_ssanames): Likewise.
445 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
447 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
449 * config/rs6000/t-rtems: Completely reworked.
451 2005-02-17 Ira Rosen <irar@il.ibm.com>
453 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
455 2005-02-17 Ira Rosen <irar@il.ibm.com>
457 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
458 POINTER_TYPE_P when checking that type is a pointer.
459 (vect_get_memtag): Remove.
460 (vect_address_analysis): Use POINTER_TYPE_P. Call
461 vect_object_analysis with dummy parameter for memtag.
462 (vect_object_analysis): Extract memtag (functionality that
463 used to be in vect_get_memtag and moved here). Fix printings.
464 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
465 with correct parameters. Remove call to vect_get_memtag.
467 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
469 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
470 (tree-vectorizer.o): Added missing dependencies.
472 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
474 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
475 declaration in tree-vectorizer.c, now has an extern declaration in
477 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
478 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
479 get_vectype_for_scalar_type, vect_is_simple_use,
480 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
481 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
482 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
483 vectorizable_store, vectorizable_operation, vectorizable_assignment,
484 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
485 find_loop_location): Likewise.
487 * tree-vectorizer.c (langhooks.h): #include removed.
488 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
489 moved to tree-vectorized.h.
490 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
491 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
492 get_vectype_for_scalar_type, vect_is_simple_use,
493 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
494 vect_supportable_dr_alignment, new_loop_vec_info,
495 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
496 vect_set_verbosity_level, find_loop_location): Likewise.
498 (vect_analyze_loop): Function externalized. Declaration moved to
499 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
500 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
501 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
502 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
503 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
504 vect_enhance_data_refs_alignment, vect_analyze_operations,
505 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
506 vect_stmt_relevant_p, vect_get_loop_niters,
507 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
508 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
509 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
510 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
511 vect_get_memtag): Likewise.
513 (vectorizable_load): Function externalized. Declaration moved to
514 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
515 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
516 vect_transform_loop): Likewise.
517 (vect_transform_stmt): Moved to tree-vect-transform.c.
518 (vect_align_data_ref, vect_create_destination_var,
519 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
520 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
521 vect_get_vec_def_for_operand, vect_init_vector,
522 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
523 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
524 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
525 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
526 vect_do_peeling_for_loop_bound): Likewise.
528 * tree-vect-analyze.c: New file.
529 * tree-vect-transform.c: New file.
531 2005-02-17 Jason Merrill <jason@redhat.com>
533 PR mudflap/19319, c++/19317
534 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
537 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
539 * doc/install.texi (Specific): Update link for Darwin-specific
542 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
544 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
545 constant_boolean_node.
547 2005-02-16 David Edelsohn <edelsohn@gnu.org>
550 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
551 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
553 2005-02-16 Richard Henderson <rth@redhat.com>
556 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
558 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
559 replace uses with Wtype_MAXp1_F.
560 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
561 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
562 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
563 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
564 and HAVE_TFMODE as appropriate.
565 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
566 (__floatdisf): Likewise.
567 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
568 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
569 (Wtype_MAXp1_F): New.
570 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
571 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
573 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
576 * arm.c (arm_apply_result_size): New function.
577 * arm.h (APPLY_RESULT_SIZE): Define.
578 * arm-protos.h (arm_apply_result_size): Add prototype.
579 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
581 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
582 (call_value_symbol): Remove predicate for operand 0.
583 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
584 (untyped_call): Rework to correclty return values for any type.
585 (untyped_return): New expand.
586 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
588 2005-02-16 Stan Shebs <shebs@apple.com>
590 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
591 * config/rs6000/t-darwin8: New, for 64-bit multilib.
593 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
595 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
596 configure settings on Solaris 7 and later.
598 2005-02-16 Diego Novillo <dnovillo@redhat.com>
600 PR tree-optimization/19865
601 * tree-optimize.c (init_tree_optimization_passes): Run
602 pass_may_alias after pass_sra.
604 2005-02-16 Richard Henderson <rth@redhat.com>
605 Stuart Hastings <stuart@apple.com>
608 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
609 Do nothing if debug info suppressed for this function.
610 (dbxout_begin_function): Early exit if debug info suppressed for
613 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
616 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
618 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
620 PR tree-optimization/19967
621 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
622 expand_builtin_strchr, expand_builtin_strrchr): Take a new
623 argument TYPE. Adjust calls to fold_builtin_XXX.
624 (expand_builtin, fold_builtin_1): Adjust calls to
626 (fold_builtin_strchr, fold_builtin_strpbrk,
627 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
628 result to a requested type TYPE.
630 2005-02-16 Jakub Jelinek <jakub@redhat.com>
633 * fold-const.c (fold): Don't optimize (T)(x & cst) to
634 (T)x & (T)cst if (T)cst overflows.
635 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
636 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
638 2005-02-15 Jeff Law <law@redhat.com>
640 * gcse.c (blocks_with_calls): New bitmap.
641 (alloc_gcse_mem): Allocate it.
642 (free_gcse_mem): Free it.
643 (clear_modifY_mem_tables): Clear it.
644 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
645 when we encounter CALL_INSNs.
646 (compute_transp, case MEM): Handle blocks with calls separate
647 from blocks without calls. Use bitmap iterators rather than
650 2005-02-15 Peter O'Gorman <peter@pogma.com>
653 * mklibgcc.in (vis_hide): Use a temporary object file, not
656 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
659 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
662 2005-02-15 David Edelsohn <edelsohn@gnu.org>
663 Alan Modra <amodra@bigpond.net.au>
666 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
667 (_xlqsub): Rename to __gcc_qsub.
668 (_xlqmul): Rename to __gcc_qmul.
669 (_xlqdiv): Rename to __gcc_qdiv.
670 Provide versioned symbol aliases with old names.
671 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
672 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
673 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
674 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
675 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
677 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
679 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
680 Fold ~(A - 1) and ~(A + -1) to -A.
682 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
686 * config/host-linux.c (linux_gt_pch_use_address): Copy from
687 config/pa/pa-host.c:pa_gt_pch_use_address.
689 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
691 * tree-vn.c (get_value_handle): Make sure that given an
692 is_gimple_min_invariant expression, we always return it.
694 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
696 * passes.c (rest_of_handle_gcse): Fix a comment.
698 2005-02-15 Jeff Law <law@redhat.com>
700 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
702 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
703 (canon_list_insert, record_last_mem_set_info): Similarly.
704 (clear_modify_mem_tables): Similarly.
706 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
708 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
709 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
710 config/mips/mips.md, config/rs6000/aix.h,
711 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
713 2005-02-15 Richard Henderson <rth@redhat.com>
715 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
716 call to be best_edge.
718 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
720 * basic-block.h: Adjust the prototype for find_basic_blocks.
721 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
722 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
725 * flow.c (recompute_reg_usage): Remove all arguments.
726 * passes.c (rest_of_compilation): Adjust the call to
728 * rtl.h: Adjust the prototype for recompute_reg_usage.
730 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
732 * tree-dump.c (dump_files): Update to reflect new member
734 (dump_register): Add new argument.
736 (dump_switch_p_1): Check against glob name if doglob was passed.
737 (dump_switch_p): Check against regular first, then glob if
738 we didn't have any hits on the dump name.
739 * tree-optimize.c (register_one_dump_file):
740 Pass in glob name as well.
741 * tree-pass.h (struct dump_file_info): Add glob
744 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
746 PR preprocessor/16323
747 * doc/invoke.texi: Document that -Wendif-labels is on by default.
749 2005-02-14 David Edelsohn <edelsohn@gnu.org>
752 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
753 (trunctfdf2_internal1): New.
754 (trunctfdf2_internal2): Renamed from trunctfdf2.
756 2005-02-14 Diego Novillo <dnovillo@redhat.com>
758 PR tree-optimization/19853
759 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
761 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
763 * passes.c (rest_of_handle_loop_optimize): Remove calls to
764 delete_dead_jumptables and cleanup_cfg.
766 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
768 * reload.c (find_reloads): Swap address_reloaded flags when
769 swapping commutative operands.
771 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
773 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
774 Use standard_iv_increment_position for computing the bsi position
776 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
779 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
782 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
783 life range of hard registers.
784 * value-prof.c (insn_prefetch_values_to_profile): Only
787 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
790 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
792 * bitmap.h (bitmap_and_compl_into): Return bool.
793 * bitmap.c (bitmap_and_compl_into): Return changed flag.
795 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
797 PR tree-optimization/19944
798 * fold-const.c (fold): Re-add ABS_EXPR folding.
800 2005-02-13 David Edelsohn <edelsohn@gnu.org>
803 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
804 {TARGET,MASK}_XL_COMPAT.
805 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
807 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
808 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
810 (rs6000_arg_partial_bytes): Same.
811 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
812 and XL compatibility enabled.
813 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
814 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
815 test to final condition.
816 (cmptf_internal2): New.
817 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
818 xl-compat. Add TFmode information to description.
820 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
822 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
824 2005-02-13 Jason Merrill <jason@redhat.com>
827 * fold-const.c (fold_indirect_ref_1): Split out from...
828 (build_fold_indirect_ref): Here.
829 (fold_indirect_ref): New fn.
830 * tree.h: Declare it.
831 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
832 (gimplify_modify_expr_rhs): Likewise.
833 (gimplify_expr): Likewise.
835 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
837 PR tree-optimization/14303
838 PR tree-optimization/15784
839 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
840 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
841 ABS_EXPR<x> != 0 to x != 0.
843 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
845 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
846 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
847 spelling conventions.
849 * passes.c (rest_of_handle_gcse): Don't run cse_main and
850 delete_trivially_dead_insns too many times.
852 * passes.c (rest_of_handle_gcse): Remove dead assignments to
855 2005-02-12 Ira Rosen <irar@il.ibm.com>
857 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
858 (vect_is_simple_iv_evolution): Remove redundant parameter
860 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
861 without last parameter.
862 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
863 Return pointer step. Call vect_is_simple_iv_evolution without
864 last parameter. Check only that the step is multiple of size
865 type. Remove stmt_vinfo updates.
866 (vect_get_memtag_and_dr): Remove.
867 (vect_get_memtag): New function.
868 (vect_address_analysis): New function.
869 (vect_object_analysis): New function.
870 (vect_analyze_data_refs): Call vect_object_analysis and
871 vect_get_memtag. Update stmt_vinfo fields.
873 2005-02-12 Ira Rosen <irar@il.ibm.com>
875 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
876 exist and are objects. Remove checks for pointer.
877 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
878 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
879 (vect_create_data_ref_ptr): Likewise.
880 (vect_base_addr_differ_p): New function.
881 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
882 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
883 Don't set the DR_BASE_NAME field of data-ref.
884 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
886 2005-02-12 Uros Bizjak <uros@kss-loka.si>
888 * optabs.h (enum optab_index): Add new OTI_ldexp.
889 (ldexp_optab): Define corresponding macro.
890 * optabs.c (init_optabs): Initialize ldexp_optab.
891 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
893 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
895 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
896 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
898 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
899 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
902 2005-02-12 Ira Rosen <irar@il.ibm.com>
904 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
906 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
908 (vect_get_base_and_offset): Always return an address.
909 (vect_create_addr_base_for_vector_ref): Remove treatment for
910 different data reference types.
911 (vect_compute_data_ref_alignment): Rename base to base_address in
912 stmt_vec_info. Get the object in order to force its alignment.
913 (vect_get_memtag_and_dr): Rename base to base_address in
914 stmt_vec_info. Extract the object for memtag analysis.
916 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
919 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
920 changes cc_status, use apply modified_in_p to part of cc_status
921 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
924 2005-02-11 Richard Henderson <rth@redhat.com>
926 * tree-complex.c (expand_complex_libcall): New.
927 (expand_complex_multiplication): Use it for c99 compliance.
928 (expand_complex_division): Likewise.
929 * fold-const.c (fold_complex_add, fold_complex_mult): New.
931 * builtins.c (built_in_names): Remove const.
932 * tree.c (build_common_builtin_nodes): Build complex arithmetic
934 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
935 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
936 (built_in_names): Remove const.
937 * c-common.c (c_common_type_for_mode): Handle complex modes.
938 * flags.h, toplev.c (flag_complex_method): Rename from
939 flag_complex_divide_method.
940 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
941 __mulsc3, __muldc3, __mulxc3, __multc3): New.
942 * libgcc2.h: Declare them.
943 * libgcc-std.ver: Export them.
944 * mklibgcc.in (lib2funcs): Build them.
946 2005-02-11 Steven Bosscher <stevenb@suse.de>
948 PR tree-optimization/19876
949 Partially revert my change from 2005-01-14
950 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
951 (compute_antic): ...and remove the loop here.
953 2005-02-11 Jakub Jelinek <jakub@redhat.com>
956 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
957 is number of inner's bits, avoid creating a BIT_FIELD_REF.
959 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
960 crtend.o if -pie. Use %{x:a;:b} spec syntax.
962 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
964 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
965 offsets for the big-endian 32-bit case.
967 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
969 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
971 2005-02-11 Dale Johannesen <dalej@apple.com>
973 * cselib.c (cselib_process_insn): Clear out regs where
974 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
975 * reload.c (find_equiv_reg): Ditto.
977 2005-02-11 Ian Lance Taylor <ian@airs.com>
979 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
982 * tree.c (build_function_type_list): Work correctly if there are
985 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
987 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
988 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
989 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
990 TARGET_ZARCH instead of TARGET_64BIT.
992 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
994 * config/rs6000/t-rtems:
995 (MULTILIB_OPTIONS): Remove mcpu=602.
996 (MUTLILIB_DIRNAMES): Remove m602.
997 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
998 Let mcpu=602 match mcpu=603.
999 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1001 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1003 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1006 2005-02-10 David Daney <ddaney@avtrex.com>
1008 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1009 * config/i386/linux-unwind.h: Likewise.
1010 * config/ia64/linux-unwind.h: Likewise.
1011 * config/mips/linux-unwind.h: Likewise.
1012 * config/pa/linux-unwind.h: Likewise.
1013 * config/rs6000/linux-unwind.h: Likewise.
1014 * config/s390/linux-unwind.h: Likewise.
1015 * config/sh/linux-unwind.h: Likewise.
1016 * config/sparc/linux-unwind.h: Likewise.
1018 2005-02-10 Steven Bosscher <stevenb@suse.de>
1020 PR tree-optimization/17549
1021 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1022 TER to replace a DEF with its expression if the DEF and the
1023 rhs of the expression we replace into have the same root
1026 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1028 * config/mips/mips.md: Fix the placement of the match_scratch in the
1031 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1033 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1036 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1038 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1039 (strip_offset): Handle addresses.
1040 (add_address_candidates): Use strip_offset.
1041 (difference_cost): Reflect strip_offset change.
1042 (force_var_cost, difference_cost): Strip nops.
1044 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1046 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1048 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1049 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1050 config/cris/cris-protos.h, config/cris/cris.c: Update
1053 2005-02-10 Jeff Law <law@redhat.com>
1055 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1056 (lookup_avail_expr): Similarly.
1058 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1060 * builtins.c (fold_builtin_powi): New function.
1061 (fold_builtin_1): Call it.
1063 2005-02-10 Steven Bosscher <stevenb@suse.de>
1065 PR documentation/19309
1066 * doc/cpp.texi: The __GNUC__ and related predefined macros
1067 are also defined for the "standalone" cpp.
1068 Some non-GCC compilers may also define __GNUC__.
1070 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1073 * c-typeck.c (common_type): New routine. Old common_type renamed
1075 (c_common_type): ...this.
1076 (build_conditional_expr, build_binary_op): Use c_common_type instead
1079 2005-02-10 Steven Bosscher <stevenb@suse.de>
1081 * doc/md.texi: Replace @samp{length} with @code{length}.
1083 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1085 PR tree-optimization/18687
1086 * tree-flow.h (find_loop_niter): Declare.
1087 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1088 Try using scev even for loops with more than one exit.
1089 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1090 (struct ivopts_data): Added niters field.
1091 (struct nfe_cache_elt): New.
1092 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1094 (tree_ssa_iv_optimize_init): Initialize niters cache.
1095 (determine_number_of_iterations): Removed.
1096 (find_induction_variables): Do not call determine_number_of_iterations.
1097 Access niters for single exit through niter_for_single_dom_exit.
1098 (add_iv_outer_candidates): Access niters for single exit through
1099 niter_for_single_dom_exit.
1100 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1101 number_of_iterations_cond.
1102 (iv_period): New function.
1103 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1104 (may_replace_final_value): Take data argument. Use
1105 niter_for_single_dom_exit.
1106 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1107 (rewrite_use_compare): Pass data to may_eliminate_iv.
1108 (rewrite_use_outer): Pass data to may_replace_final_value.
1109 (free_loop_data): Clean up the niters cache.
1110 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1111 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1112 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1113 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1114 (num_ending_zeros): Moved to tree.c.
1115 * tree.h (num_ending_zeros): Declare.
1116 * tree.c (num_ending_zeros): Moved from tree.c.
1118 2005-02-09 Richard Henderson <rth@redhat.com>
1120 * builtins.c (DEF_BUILTIN): Add COND argument.
1121 * tree.h (DEF_BUILTIN): Likewise.
1122 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1123 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1125 (DEF_BUILTIN_STUB): New.
1126 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1127 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1128 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1129 * c-common.c (DEF_BUILTIN): Add COND argument.
1130 * tree.c (local_define_builtin): New.
1131 (build_common_builtin_nodes): New.
1133 2005-02-09 Roger Sayle <roger@eyesopen.com>
1135 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1136 floating point expression ignoring the sign of the result.
1137 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1138 (fold) <MULT_EXPR>: Use it to simplify x*x.
1139 * tree.h (fold_strip_sign_ops): Prototype here.
1140 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1141 argument. Use fold_strip_sign_ops to simplify the first argument.
1142 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1143 first argument when the second argument is an even integer
1144 constant, but only with -funsafe_math_optimizations.
1145 (fold_builtin_1): Update call to fold_builtin_copysign.
1147 2005-02-09 Ian Lance Taylor <ian@airs.com>
1150 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1151 just check whether EH_FILTER_FAILURE falls through.
1153 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1155 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1156 insns return to ready list in the next turn.
1158 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1161 * builtins.def: New __builtin_powi[lf].
1162 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1163 (expand_builtin_powi): New function.
1164 (expand_builtin): Dispatch to expand_builtin_powi.
1165 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1166 * libgcc2.c: Add __builtin_powi[lf] implementation.
1167 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1168 * optabs.h: Add powi_optab.
1169 * optabs.c (init_optabs): Initialize powi_optab.
1170 * doc/extend.texi: Document __builtin_powi[lf].
1172 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1174 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1177 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1180 * fold-const.c (try_move_mult_to_index): Remove redundant
1181 type argument. Create ADDR_EXPR with correct type.
1182 (fold): Update callers of try_move_mult_to_index. Convert
1183 result to the appropriate type.
1185 2005-02-09 Roger Sayle <roger@eyesopen.com>
1188 * config/avr/avr.c (default_rtx_costs): Delete.
1189 (avr_operand_rtx_cost): New function.
1190 (avr_rtx_costs): Completely rewrite.
1192 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1195 * config/cris/cris.c (in_code): New variable.
1196 (cris_output_addr_const): Now a static function, a wrapper for
1198 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1199 case from old cris_output_addr_const.
1200 (cris_asm_output_label_ref): Similar for LABEL_REF.
1201 (cris_output_addr_const_extra): Similar for UNSPEC.
1202 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1203 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1204 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1206 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1207 (cris_asm_output_label_ref): Declare.
1209 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1211 PR preprocessor/19801
1212 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1213 filenames that changed when libcpp was moved to the toplevel.
1215 2005-02-07 Roger Sayle <roger@eyesopen.com>
1217 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1218 zero extensions of BImode operands. Call lowpart_subreg instead
1219 of gen_lowpart_common and gen_lowpart_SUBREG.
1221 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1224 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1225 * configure.ac: Set cc_for_cross_gnattools.
1226 * configure: Regenerate.
1228 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1231 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1233 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1236 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1237 of nested functions.
1239 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1241 * doc/extend.texi: Document deprecated extensions allowing
1242 static floating-point members to have initializers and allowing
1243 floating-point literals in integral constant expressions.
1245 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1247 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1248 config/darwin7.h, config/mips/mips.c,
1249 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1252 * cse.c: Update comments.
1254 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1257 * builtins.c (fold_builtin_sqrt): Transform
1258 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1261 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1262 Dorit Naishlos <dorit@il.ibm.com>
1264 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1265 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1266 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1268 * tree.h (vect_set_verbosity_level): New extern function declaration
1270 * tree-vectorizer.h (verbosity_levels): New enum type.
1271 * tree-vectorizer.c (vect_debug_stats): Function removed.
1272 (vect_debug_details): Likewise.
1273 (vect_verbosity_level): Global variable was defined and initialized.
1274 (vect_dump): Global variable definition.
1275 (vect_print_dump_info): New function.
1276 (vect_set_dump_settings): New function.
1277 (vect_set_verbosity_level): New function.
1278 (vectorize_loops): Add call to vect_set_dump_settings.
1280 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1281 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1282 (slpeel_tree_peel_loop_to_edge): Likewise.
1284 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1285 appropriate verbosity level instead of call to vect_debug_details
1286 or vect_debug_stats.
1287 (vect_get_base_and_offset):
1288 (vect_create_addr_base_for_vector_ref):
1289 (get_vectype_for_scalar_type):
1290 (vect_create_data_ref_ptr):
1292 (vect_get_vec_def_for_operand):
1293 (vect_finish_stmt_generation):
1294 (vectorizable_assignment):
1295 (vectorizable_operation):
1296 (vectorizable_store):
1297 (vectorizable_load):
1298 (vect_transform_stmt):
1299 (vect_update_ivs_after_vectorizer):
1300 (vect_do_peeling_for_loop_bound):
1301 (vect_update_inits_of_drs):
1302 (vect_do_peeling_for_alignment):
1303 (vect_transform_loop):
1304 (vect_is_simple_use):
1305 (vect_analyze_operations):
1306 (vect_is_simple_iv_evolution):
1307 (vect_analyze_scalar_cycles):
1308 (vect_analyze_data_ref_dependence):
1309 (vect_analyze_data_ref_dependences):
1310 (vect_compute_data_ref_alignment):
1311 (vect_enhance_data_refs_alignment):
1312 (vect_analyze_data_refs_alignment):
1313 (vect_analyze_data_ref_access):
1314 (vect_analyze_data_ref_accesses):
1315 (vect_analyze_pointer_ref_access):
1316 (vect_get_memtag_and_dr):
1317 (vect_analyze_data_refs):
1318 (vect_mark_relevant):
1319 (vect_stmt_relevant_p):
1320 (vect_mark_stmts_to_be_vectorized):
1321 (vect_can_advance_ivs_p):
1322 (vect_get_loop_niters):
1323 (vect_analyze_loop_form):
1324 (vect_analyze_loop):
1325 (vectorize_loops): Likewise.
1327 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1328 (vect_update_inits_of_drs):
1329 (vect_do_peeling_for_alignment):
1330 (vect_transform_loop):
1331 (vect_analyze_operations):
1332 (vect_analyze_scalar_cycles):
1333 (vect_analyze_data_ref_dependences):
1334 (vect_analyze_data_refs_alignment):
1335 (vect_analyze_data_ref_accesses):
1336 (vect_analyze_data_refs):
1337 (vect_mark_stmts_to_be_vectorized):
1338 (vect_get_loop_niters):
1339 (vect_analyze_loop_form):
1340 (vect_analyze_loop): Likewise.
1341 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1343 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1347 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1348 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1349 either -ffast-math or -funsafe-math-optimizations is in use.
1351 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1352 * config/mips/irix-csr.c: New file.
1353 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1354 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1355 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1358 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1360 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1361 redundant, incorrect definitions.
1363 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1365 ("*tls_indirect_call"): New, reference hard regs directly.
1366 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1368 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1370 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1371 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1373 2005-02-06 Roger Sayle <roger@eyesopen.com>
1375 PR rtl-optimization/19800
1376 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1377 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1380 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1382 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1384 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1387 * doc/invoke.texi: Correct documentation of -freorder-functions.
1389 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1392 * doc/invoke.texi: Don't mention gccbug.
1394 2005-02-06 Roger Sayle <roger@eyesopen.com>
1395 Andrew Pinski <pinskia@physics.uc.edu>
1396 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1398 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1399 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1400 into just (zero_extract:SI FOO (const_int 1) BAR).
1402 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1404 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1405 macro locally. Don't give last revision date. Use GCC version
1406 number from gcc-common.texi.
1407 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1408 revision date. Use GCC version number from gcc-common.texi.
1409 Describe being a library as current state rather than as 3.x
1411 * doc/gcc.texi: Remove last update date.
1412 * doc/gccint.texi: Likewise. Update copyright dates.
1413 * doc/install.texi: Update copyright dates.
1415 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1418 * doc/invoke.texi: Mention for each option included in -Wall that
1419 it is included in -Wall.
1420 * doc/gcc.texi: Update copyright and last modification date.
1422 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1424 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1425 unnecessary cast to original induction variable increments.
1427 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1429 PR tree-optimization/18219
1430 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1431 in distributed form.
1433 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1435 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1436 Set bitpos and offset later in the function. Do nothing if the
1437 target is a register and if the bitfield lies completely outside
1439 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1440 here. Return an uninitialised register if the source value is stored
1441 in a register and the bitfield lies completely outside that register.
1443 2005-02-06 Steven Bosscher <stevenb@suse.de>
1445 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1448 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1450 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1452 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1454 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1455 * config/darwin8.h: New.
1456 * config/darwin7.h: Update comment.
1458 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1459 Dorit Naishlos <dorit@il.ibm.com>
1461 * tree-vectorizer.h (LOC): New type.
1462 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1463 (loop_line_number): New field in struct _loop_vec_info.
1464 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1466 * tree-vectorizer.c (input.h): Included.
1467 (find_loop_location): New function.
1468 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1469 loop line number removed.
1470 (vect_debug_details): Likewise.
1471 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1473 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1474 call to vect_debug_details/stats changed from loop to loop_loc.
1475 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1476 (slpeel_tree_peel_loop_to_edge): Likewise.
1478 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1479 changed from NULL to UNKNOWN_LOC.
1480 (vect_get_base_and_offset):
1481 (vect_create_addr_base_for_vector_ref):
1482 (get_vectype_for_scalar_type):
1483 (vect_create_data_ref_ptr):
1485 (vect_get_vec_def_for_operand):
1486 (vect_finish_stmt_generation):
1487 (vectorizable_assignment):
1488 (vectorizable_operation):
1489 (vectorizable_store):
1490 (vectorizable_load):
1491 (vect_transform_stmt):
1492 (vect_update_ivs_after_vectorizer):
1493 (vect_do_peeling_for_loop_bound):
1494 (vect_do_peeling_for_alignment):
1495 (vect_transform_loop):
1496 (vect_is_simple_use):
1497 (vect_analyze_operations):
1498 (vect_is_simple_iv_evolution):
1499 (vect_analyze_scalar_cycles):
1500 (vect_analyze_data_ref_dependences):
1501 (vect_compute_data_ref_alignment):
1502 (vect_enhance_data_refs_alignment):
1503 (vect_analyze_data_ref_access):
1504 (vect_analyze_data_ref_accesses):
1505 (vect_analyze_pointer_ref_access):
1506 (vect_get_memtag_and_dr):
1507 (vect_analyze_data_refs):
1508 (vect_mark_relevant):
1509 (vect_stmt_relevant_p):
1510 (vect_mark_stmts_to_be_vectorized):
1511 (vect_can_advance_ivs_p):
1512 (vect_get_loop_niters):
1513 (vect_analyze_loop):
1514 (vectorize_loops): Likewise.
1516 (vectorizable_load): Argument in call to vect_debug_details/stats
1517 changed from loop to LOOP_LOC (loop_vinfo).
1518 (vect_transform_loop):
1519 (vect_analyze_operations):
1520 (vect_analyze_scalar_cycles):
1521 (vect_analyze_data_ref_dependence):
1522 (vect_enhance_data_refs_alignment):
1523 (vect_analyze_data_ref_accesses):
1524 (vect_analyze_pointer_ref_access):
1525 (vect_analyze_data_refs):
1526 (vect_analyze_loop): Likewise.
1528 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1529 changed from loop to loop_loc.
1531 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1533 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1534 Dorit Naishlos <dorit@il.ibm.com>
1536 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1538 (vect_analyze_data_ref_dependences): Likewise.
1540 (vect_is_simple_use): Argument changed from loop structure to
1541 loop_vect_info structure.
1542 (vect_can_advance_ivs_p): Likewise.
1543 (vect_create_index_for_vector_ref): Likewise.
1544 (vect_update_ivs_after_vectorizer): Likewise.
1545 (new_stmt_vec_info): Likewise.
1547 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1548 changed from loop to loop_vinfo.
1549 (vect_create_data_ref_ptr): First argument in call to
1550 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1551 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1552 was changed from loop to loop_vinfo.
1553 (vectorizable_operation): Likewise.
1554 (vectorizable_store): Likewise.
1555 (vect_mark_stmts_to_be_vectorized): Likewise.
1556 (vect_do_peeling_for_loop_bound): First argument in call to
1557 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1558 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1559 was changed from loop to loop_vinfo.
1560 (vect_analyze_data_ref_dependences): Third argument in call to
1561 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1563 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1564 (vect_create_data_ref_ptr): Likewise.
1565 (vect_init_vector): Likewise.
1566 (vect_get_vec_def_for_operand): Likewise.
1567 (vectorizable_assignment): Likewise.
1568 (vectorizable_operation): Likewise.
1569 (vectorizable_store): Likewise.
1570 (vectorizable_load): Likewise.
1571 (vect_update_ivs_after_vectorizer): Likewise.
1572 (vect_is_simple_use): Likewise.
1573 (vect_analyze_data_ref_dependence): Likewise.
1574 (vect_analyze_pointer_ref_access): Likewise.
1575 (vect_can_advance_ivs_p): Likewise.
1577 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1578 before _stmt_vec_info.
1579 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1580 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1581 (new_stmt_vec_info): Argument changed from loop structure to
1582 loop_vect_info structure
1584 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1585 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1586 (vect_create_addr_base_for_vector_ref): Likewise.
1587 (vect_analyze_pointer_ref_access): Likewise.
1589 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1592 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1593 phi flag if the phi is abnormal.
1595 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1598 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1599 information for the new statement.
1601 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1604 * gcc.c (main): Include the target in -v output.
1606 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1608 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1609 Do not drop the extend if we'd have to add a paradoxical subreg
1610 later. Include optabs.h and insn-codes.h.
1611 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1613 2005-02-02 Roger Sayle <roger@eyesopen.com>
1616 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1617 * fold-const.c (const_binop): Avoid constant folding floating
1618 point operations in modes that use composite representations.
1619 * simplify-rtx.c (simplify_binary_operation): Likewise.
1621 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1623 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1625 (altivec_dstt): Likewise.
1626 (altivec_dstst): Likewise.
1627 (altivec_dststt): Likewise.
1628 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1631 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1633 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1634 EXPR_LOCUS from orig_cond to the new cond_stmt.
1635 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1638 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1640 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1641 standard_iv_increment_position. Remove call to bsi_next
1642 (no need to bump the iterator anymore).
1643 (vect_create_index_for_vector_ref): Call
1644 standard_iv_increment_position. Remove second function argument.
1645 (vect_finish_stmt_generation): Remove call to bsi_next
1646 (no need to bump the iterator anymore).
1647 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1648 to vect_create_index_for_vector_ref.
1650 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1652 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1653 phis are used out of the loop.
1655 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1658 * c-decl.c (undef_nested_function): New variable.
1659 (pop_scope): Diagnose undefined nested functions.
1660 (finish_function): Don't attempt cgraph processing or genericizing
1661 if current top-level function contained an undefined nested
1662 function. Reset undef_nested_function at the end of a top-level
1665 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1667 * tree.c (build_int_cst_type): Take sign of the value into account
1668 when deciding whether sign extend the value.
1670 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1673 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1674 (cpp_options, cc1_options): Change %{std*&ansi} to
1675 %{std*&ansi&trigraphs}.
1677 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1679 * cse.c: Update comments.
1681 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1683 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1684 arguments go on the stack. Do not put complex doubles in odd/even
1687 2005-02-02 Steven Bosscher <stevenb@suse.de>
1689 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1690 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1691 -ftree-pre, and -fthread-jumps.
1693 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1695 PR tree-optimization/19578
1696 * tree-flow.h (modified_noreturn_calls): Declare.
1697 (noreturn_call_p): Declare.
1698 * tree-flow-inline.h (noreturn_call_p): New function.
1699 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1700 * tree-cfg.c (modified_noreturn_calls): New variable.
1701 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1702 that contain a mid-block noreturn call.
1703 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1705 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1707 * df.c (df_def_record_1, df_uses_record): Don't use
1709 * df.h (DF_FOR_REGALLOC): Remove.
1711 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1714 * c-typeck.c (really_start_incremental_init): Reset
1715 constructor_max_index for arrays of incomplete type.
1717 2005-02-02 Jeff Law <law@redhat.com>
1719 * gcse.c (struct reg_set): Store the block index where the register
1720 was set rather than the setting insn.
1721 (record_one_set, compute_transp): Corresponding changes.
1722 (pre_insert_copy_insn): Do not call replace_one_set.
1723 (replace_one_set): Remove.
1725 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1728 * doc/gcov.texi: Fix typo.
1730 2005-02-01 Richard Henderson <rth@redhat.com
1733 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1734 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1736 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1737 * config/i386/i386-protos.h: Update.
1739 2005-02-01 Steven Bosscher <stevenb@suse.de>
1741 PR tree-optimization/19217
1742 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1743 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1744 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1745 that it is walking a PHI node.
1747 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1749 * doc/extend.texi (Nested Functions): Update.
1751 2005-02-01 Richard Henderson <rth@redhat.com>
1754 * optabs.c (expand_copysign_absneg): Export.
1755 * optabs.h (expand_copysign_absneg): Declare.
1756 * config/rs6000/rs6000.md (copysigntf3): New.
1758 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1760 PR tree-optimization/19633
1761 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1762 * tree-ssa-alias.c (init_alias_info): Initialize.
1763 (merge_pointed_to_info): Set.
1764 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1765 (dump_points_to_info_for): Show value of pt_null.
1766 (struct count_ptr_d): Declare.
1767 (find_ptr_dereference): Remove.
1768 (ptr_is_dereferenced_by): Remove.
1769 (count_ptr_derefs): New local function.
1770 (count_uses_and_derefs): New local function.
1771 (compute_points_to_and_addr_escape): Call it. If the number
1772 of dereferences is greater than zero, mark the pointer as
1773 dereferenced. If there are fewer dereferences than uses of
1774 the pointer, the pointer's value escapes.
1776 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1778 PR tree-optimization/19670
1779 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1781 (verify_use): ... set it here, instead.
1783 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1785 * doc/sourcebuild.texi (Test directives): Fix formatting.
1787 * doc/sourcebuild.texi (Test directives): Describe selector
1790 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1792 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1793 specific 64-bit CPUs.
1795 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1798 * arm.c (arm_eliminable_register): New function.
1799 (adjacent_mem_locations): Don't allow eliminable registers. Use
1800 HOST_WIDE_INT for address offsets.
1801 * arm-protos.h (arm_eliminable_register): Add prototype.
1803 2005-02-01 Steven Bosscher <stevenb@suse.de>
1805 PR optimization/15242
1806 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1807 * basic-block.h (duplicate_computed_gotos): Add prototype.
1808 * bb-reorder.c (duplicate_computed_gotos): New function to
1809 duplicate sufficiently small blocks ending in a computed jump.
1810 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1811 if not optimizing for size.
1812 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1813 never do tail merging for blocks ending in a computed jump.
1814 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1816 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1818 Patch from Richard Sandiford <rsandifo@redhat.com>
1819 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1820 from inheriting a subreg equivalence with a non-spill register.
1822 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1824 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1826 * config/frv/frv.c (movcc_fp_destination_operand): New.
1827 (gpr_or_memory_operand): Fix typo in comment.
1828 (gpr_or_memory_operand_with_scratch): New.
1829 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1830 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1831 movcc_fp_destination_operand.
1832 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1833 Legitimize memory addresses using a scratch register.
1835 2005-01-31 Jeff Law <law@redhat.com>
1837 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1838 bitmap a sparse bitmap instead of a simple bitmap.
1839 (mark_def_sites_initialize_block): Corresponding changes.
1840 (ssa_mark_def_sites_initialize_block): Likewise.
1841 (ssa_mark_phi_uses): Likewise.
1842 (mark_def_site, ssa_mark_def_sites): Likewise.
1843 (mark_def_site_blocks): Likewise.
1844 (rewrite_ssa_into_ssa): Likewise.
1846 * tree-ssa-dom.c (record_cond): Pass correct variable type
1847 for last argument to htab_find_slot_with_hash.
1849 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1850 effects when optimizing 0 % X. Do not try to optimize X % 0.
1852 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1854 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1857 2005-02-01 Eric Christopher <echristo@redhat.com>
1859 * config/mips/mips.c (override_options): Warn if -mint64
1861 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1864 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1866 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1868 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1869 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1870 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1871 (cached_regno): Initialize to INVALID_REGNUM.
1872 (cse_reg_info_table_size,
1873 cse_reg_info_table_first_uninitialized,
1874 cse_reg_info_timestamp): New.
1875 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1877 (init_cse_reg_info, get_cse_reg_info_1): New.
1878 (get_cse_reg_info): Cache the last look-up.
1879 (new_basic_block): Update the code to clear mappings from
1880 registers to cse_reg_info entries.
1881 (cse_main): Call init_cse_reg_info.
1883 * cse.c (get_cse_reg_info): Update a comment.
1885 2005-01-31 Steven Bosscher <stevenb@suse.de>
1888 * c-decl.c (start_decl): Do not warn about arrays of elements with
1889 an incomplete type here.
1890 (grokdeclarator): Do it here by making a pedwarn an error.
1891 * c-typeck.c (push_init_level): If there were previous errors with
1892 the constructor type, do not warn about braces for initializers.
1893 (process_init_element): Likewise for excess initializer elements.
1895 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1897 * cse.c (delete_trivially_dead_insn): Don't iterate.
1899 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1901 * config/rs6000/rs6000.md (copysignsf3): New expand.
1902 (copysigndf3): Likewise.
1904 2005-01-31 Steven Bosscher <stevenb@suse.de>
1906 * recog.c (constrain_operands): Only look for earlyclobber operand
1907 conflicts if an '&' constraint was seen.
1909 2005-01-31 Marc Espie <espie@openbsd.org>
1911 * config.gcc: Don't include embedded systems fragment, switches default
1912 debugging format to ELF.
1913 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1914 longer pick it up there.
1916 2005-01-31 Dale Johannesen <dalej@apple.com>
1918 * doc/extend.texi (nested functions): Fix linkage description.
1919 Clarify that static is not allowed.
1921 2005-01-31 Dale Johannesen <dalej@apple.com>
1923 * config/rs6000/darwin.md (movsf_low_di): Make work.
1924 (movdf_low_di): Make work.
1926 2005-01-31 Dale Johannesen <dalej@apple.com>
1928 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1929 Make work for 64 bit.
1931 2005-01-31 Roger Sayle <roger@eyesopen.com>
1932 Dale Johannesen <dalej@apple.com>
1935 * fold-const.c (fold_binary_op_with_conditional_arg):
1936 Make types match original operands, before STRIP_NOPS.
1938 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1940 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1941 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1942 (struct gcc_sigcontext): Delete. Merge contents to..
1943 (struct gcc_ucontext): ..here.
1944 (get_sigcontext): Delete.
1945 (get_regs): New function, like get_sigcontext but return regs ptr.
1946 64-bit version finds regs from r1 to support vdso.
1947 (ppc_linux_aux_vector): New function.
1948 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1951 2005-01-31 Ira Rosen <irar@il.ibm.com>
1953 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1955 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1956 redundant fold. Fix misalignment for MINUS_EXPR.
1957 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1958 (vect_analyze_pointer_ref_access): Likewise.
1959 (vect_get_memtag_and_dr): Likewise.
1961 2005-01-31 Richard Henderson <rth@redhat.com>
1963 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1964 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1965 absnegdf2_i387, absnegxf2_i387): Likewise.
1967 2005-01-31 Richard Henderson <rth@redhat.com>
1970 * optabs.c (expand_copysign_absneg): New.
1971 (expand_copysign_bit): Split out from ...
1972 (expand_copysign): ... here. Use expand_copysign_absneg.
1974 2005-01-30 Roger Sayle <roger@eyesopen.com>
1977 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1978 constant as the second operand and a register as the third.
1980 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1983 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1984 that dllimport'd functions do not use all call-clobbered registers
1987 2005-01-30 Richard Henderson <rth@redhat.com>
1990 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1991 expand_abs_nojump and generalize. Use operand_subword and
1992 emit_no_conflict_block. Support large modes.
1993 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1995 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1996 negation to subtraction.
1997 (expand_copysign): Check that the format has signed zeros.
1998 Use operand_subword and emit_no_conflict_block. Support large modes.
2000 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2002 Fix PR tree-optimization/19624
2004 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2005 * tree-ssa-pre.c: Add cfgloop.h.
2007 (pre_stats): New member, constified.
2008 (inserted_exprs): New static variable.
2009 (NECESSARY): New macro.
2010 (create_expression_by_pieces): Fold the expression, and
2011 mark it as defaulting to not necessary. Also put in
2013 (fully_constant_expression): New function.
2014 (insert_into_preds_of_block): Modify to not insert phis when we
2015 are playing with induction variables.
2016 Push phis onto the inserted_exprs vector, and mark them as not
2017 necessary by default.
2018 (insert_aux): Call fully_constant_expression on eprime.
2019 If all edges produce the same value, mark it constant.
2020 (mark_operand_necessary): New function.
2021 (remove_dead_inserted_code): New function.
2022 (init_pre): Init loop optimizer to get loop info.
2023 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2024 (execute_pre): Commit edge inserts, then remove dead code.
2026 2005-01-30 Richard Henderson <rth@redhat.com>
2028 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2029 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2031 2005-01-30 Richard Henderson <rth@redhat.com>
2034 * config/i386/i386.c (ix86_expand_copysign): New.
2035 (ix86_split_copysign_const): New.
2036 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2037 rearrange op1/nmask operands.
2038 * config/i386/i386-protos.h: Update.
2039 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2040 (copysigndf3): Likewise.
2041 (copysignsf3_const, copysigndf3_const): New.
2042 (copysignsf3_var): Rename from copysignsf3, split out splitter
2043 and fix split predicate for X constraint.
2044 (copysigndf3_var): Similarly.
2046 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2048 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2049 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2050 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2052 2005-01-29 Richard Henderson <rth@redhat.com>
2055 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2056 of # and * in constraints.
2058 2005-01-29 Richard Henderson <rth@redhat.com>
2061 * expr.c (store_field): Don't strip sub-mode cast when the input
2062 data is even smaller.
2064 2005-01-29 Richard Henderson <rth@redhat.com>
2067 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2070 2005-01-29 Richard Henderson <rth@redhat.com>
2072 * combine.c (make_field_assignment): Fix argument order
2075 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2077 PR tree-optimization/15791
2078 * fold-const.c (extract_array_ref): New function.
2079 (fold): Fold comparisons between &a[i] and &a[j] or
2080 semantically equivalent trees.
2082 2005-01-29 Jeff Law <law@redhat.com>
2084 * gcse.c (insert_expr_in_table): Revamp handling of available
2085 and anticipatable occurrence lists to avoid unnecessary list
2087 (insert_set_in_table): Similarly.
2089 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2091 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2093 (c_build_qualified_type): Build qualified array types with
2094 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2095 * c-decl.c (c_make_fname_decl): Build unqualified array type
2096 before qualified type.
2097 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2098 type is qualified, not just if type itself is. Don't apply
2099 qualifiers to array type when declarator is processed. Apply
2100 qualifiers to field type whether or not it is an array type.
2101 Don't handle array types specially for applying qualifiers to
2103 * c-typeck.c (composite_type): Build unqualified element type and
2104 array type when forming composite of array types.
2105 (common_pointer_type, comptypes, comp_target_types,
2106 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2107 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2109 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2110 (args2) in variables a1 and a2.
2112 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2114 * cse.c (n_elements_made, max_elements_made): Remove.
2115 (insert): Don't touch n_elements_made.
2116 (cse_main): Don't touch n_elements_made or max_elements_made.
2118 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2121 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2122 configuration part of dp-bit.c to be lost.
2124 2005-01-28 Roger Sayle <roger@eyesopen.com>
2126 * expmed.c (expand_mult_highpart_optab): When attempting to use
2127 a non-widening multiplication in a wider mode, the operands need
2128 to be converted (zero or sign extended) to that mode.
2130 2005-01-28 Ian Lance Taylor <ian@airs.com>
2134 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2135 through if both operands fall through.
2137 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2139 * cse.c (fold_rtx) <PC>: Don't optimize.
2141 2005-01-28 Jeff Law <law@redhat.com>
2143 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2144 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2146 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2148 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2149 cse_reg_info_used_list_end): Remove.
2150 (cse_reg_info_list, cse_reg_info_list_free): New.
2151 (get_cse_reg_info): When allocating an instance of
2152 cse_reg_info, add it to the beginning of the cse_reg_info_list
2153 list. Remove code to maintain cse_reg_info_used_list.
2154 (new_basic_block): Reset the free list to the beginning of
2157 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2159 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2160 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2161 (frv_expand_mdpackh_builtin): New function.
2162 (frv_expand_builtin): Use it to expand __MDPACKH.
2163 * doc/extend.texi (__MDPACKH): Update documentation.
2165 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2167 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2168 SSE_FLOAT_MODE_P for use_sse computation.
2170 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2173 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2175 2005-01-27 Richard Henderson <rth@redhat.com>
2177 * builtins.c (expand_builtin_copysign): New.
2178 (expand_builtin): Call it.
2179 * genopinit.c (optabs): Add copysign_optab.
2180 * optabs.c (init_optabs): Initialize it.
2181 (expand_copysign): New.
2182 * optabs.h (OTI_copysign, copysign_optab): New.
2183 (expand_copysign): Declare.
2185 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2186 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2188 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2189 (ix86_expand_fp_absneg_operator): ... here.
2190 (ix86_split_copysign): New.
2191 * config/i386/i386-protos.h: Update.
2192 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2193 (copysignsf3, copysigndf3): New.
2195 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2196 (copysignsf3, ncopysignsf3): New.
2197 (copysigndf3, ncopysigndf3): New.
2198 (copysignxf3, ncopysignxf3): New.
2199 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2201 2005-01-27 Arend Bayer <arend.bayer@web.de>
2202 Kazu Hirata <kazu@cs.umass.edu>
2204 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2205 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2206 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2209 2005-01-27 Jeff Law <law@redhat.com>
2211 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2212 definitions of SSA_NAMEs which are not being rewritten.
2213 (rewrite_ssa_into_ssa): Only initialize the current definition
2214 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2215 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2216 SSA_NAMEs before returning.
2218 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2220 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2221 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2222 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2223 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2224 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2226 2005-01-27 Steven Bosscher <stevenb@suse.de>
2229 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2230 higher to -O2 and higher. Likewise for tree PRE.
2231 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2234 2005-01-27 Ian Lance Taylor <ian@airs.com>
2237 * gimple-low.c (try_catch_may_fallthru): New static function.
2238 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2239 * tree-inline.c (expand_call_inline): Don't warn about reaching
2240 the end of a non-void function being inlined if the function uses
2243 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2245 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2248 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2249 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2250 (implicitly_declare): Handle error_mark_node.
2252 2005-01-27 Richard Henderson <rth@redhat.com>
2255 * tree.h (struct tree_decl): Add debug_expr_is_from.
2256 (DECL_DEBUG_EXPR_IS_FROM): New.
2257 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2258 * dwarf2out.c (dwarf2out_var_location): Update to match.
2259 * tree-outof-ssa.c (create_temp): Likewise.
2260 * var-tracking.c (track_expr_p): Likewise.
2261 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2262 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2263 * toplev.c (default_tree_printer): Likewise.
2265 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2267 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2268 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2270 2005-01-27 Steven Bosscher <stevenb@suse.de>
2272 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2273 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2274 ASM_CLOBBERS): Add tree checks.
2276 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2277 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2278 * c-common.def (SWITCH_STMT): Update to match.
2279 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2280 macros instead of SWITCH_EXPR ones.
2281 * c-dump.c (c_dump_tree): Likewise.
2282 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2283 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2285 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2287 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2289 * unwind-dw2.c (execute_stack_op): Add missing cases for
2290 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2292 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2294 * config.gcc (Obsolete configurations): Remove 'dummy', add
2295 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2298 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2300 PR tree-optimization/19633
2301 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2303 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2304 are no call-clobbered variables.
2305 * tree-outof-ssa.c (check_replaceable): Return false for calls
2308 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2310 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2311 even for variables with NULL DECL_INITIAL.
2313 2005-01-26 Stuart Hastings <stuart@apple.com>
2315 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2317 2005-01-26 Richard Henderson <rth@redhat.com>
2320 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2322 * expr.c (store_field): Strip conversions to odd-bit-sized types
2323 if the destination field width matches.
2325 2005-01-26 Richard Henderson <rth@redhat.com>
2327 * c-decl.c, expmed.c, expr.c: Revert last change.
2329 2005-01-26 Richard Henderson <rth@redhat.com>
2332 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2334 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2335 if we don't need the bits above those present in the current mode.
2336 * expr.c (store_field): Strip conversions to odd-bit-sized types
2337 if the destination field width matches.
2339 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2341 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2342 either -ffast-math or -funsafe-math-optimizations is in use.
2344 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2348 * config/avr/avr.c (notice_update_cc): Only set condition code for
2349 ashrqi3 if shift count > 0.
2350 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2351 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2352 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2353 count <= 0 as a no-op, and shift count >= width by copying zero
2354 or sign bit to all bits of the result.
2355 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2356 count, with attribute "length" set to 0 and "cc" set to "none".
2358 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2360 * doc/invoke.texi: Document -mTLS.
2362 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2363 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2364 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2365 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2366 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2367 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2368 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2369 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2371 * configure.ac: Check for a TLS capable gas.
2373 * configure: Regenerate.
2375 2005-01-26 Richard Henderson <rth@redhat.com>
2378 * combine.c (make_field_assignment): Simplify store to zero_extract
2379 from a source with an overlapping mask.
2381 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2383 2004-11-11 Eric Christopher <echristo@redhat.com>
2385 * config/frv/frv.md: Add fr400_integer automaton. Don't
2386 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2389 2005-01-26 Steven Bosscher <stevenb@suse.de>
2392 * cfgbuild.c (make_edges): Do not clear or set
2393 current_function_has_computed_jump.
2394 * function.h (struct function): Remove the has_computed_jump field.
2395 (current_function_has_computed_jump): Do not define.
2396 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2397 in a computed jump. Ignore current_function_has_computed_jump.
2399 2005-01-26 Richard Henderson <rth@redhat.com>
2402 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2403 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2405 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2406 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2407 objects into static storage if they have more than one non-zero value.
2408 * tree.h (categorize_ctor_elements): Update decl.
2410 2005-01-26 Steven Bosscher <stevenb@suse.de>
2413 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2414 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2415 to this function from 2004-07-10.
2416 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2417 the current function for tail call optimizations if the address
2418 of one of it its arguments is taken.
2420 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2422 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2424 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2426 * function.c (expand_function_end): If current_function_calls_alloca,
2427 emit stack restore in a place that is reached when the function falls
2430 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2432 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2433 rule to avoid matching inappropriate suffix rule.
2435 2005-01-26 Jan Hubicka <jh@suse.cz>
2437 PR tree-optimization/19241
2438 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2440 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2442 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2443 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2445 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2446 <sim*>: Always use crt1.o, regardless of N in simN.
2447 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2448 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2449 (CRT_CALL_STATIC_FUNCTION): Remove.
2450 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2451 use crt1.o, regardless of N in simN.
2452 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2453 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2454 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2455 case isystem setting.
2456 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2458 2005-01-25 Ian Lance Taylor <ian@airs.com>
2460 * gimple-low.c (block_may_fallthru): Correct handling of
2461 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2463 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2465 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2466 handlers to match indentation; nested under the mtune=* handler.
2467 Similar for mcpu= and march=.
2469 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2471 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2472 * config/mips/linux64.h (LIB_SPEC): Likewise.
2473 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2474 * config/sh/linux.h (LIB_SPEC): Likewise.
2476 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2478 * config/frv/frv.c (frv_legitimize_tls_address): New.
2479 (TARGET_HAVE_TLS): Define.
2480 (FRV_SYMBOL_REF_TLS_P): Define.
2481 (frv_override_options): Handle new register classes.
2482 (frv_legitimate_address_p): Reject tls addresses.
2483 (frv_legitimize_address): Handle TLS addresses.
2484 (gen_inlined_tls_plt): New.
2486 (frv_legitimize_tls_address): New.
2487 (unspec_got_name): Add TLS entries.
2488 (got12_operand): Add R_FRV_TLSMOFF12 case.
2489 (frv_emit_move): Fixup TLS addresses.
2490 (frv_emit_movsi): Legitimize TLS addresses.
2492 * config/frv/frv.h (MASK_BIG_TLS): New.
2493 (TARGET_BIG_TLS): New.
2494 (HAVE_AS_TLS): Define.
2495 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2496 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2497 (REG_CLASS_NAMES): Same.
2498 (REG_CLASS_CONTENTS): Same.
2499 (CONSTRAINT_LEN): New.
2500 (REG_CLASS_FROM_CONSTRAINT): New.
2501 (PREDICATE_CODES): Add symbolic_operand.
2503 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2504 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2505 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2506 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2507 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2508 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2509 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2510 GR9_REG, GR14_REG, LRREG.
2511 (type): Add load_or_call attribute.
2512 ("load_or_call"): New reservation.
2513 ("call_gettlsoff"): New.
2514 ("tls_indirect_call"): New.
2515 ("tls_load_gottlsoff12"): New.
2516 ("tlsoff_hilo"): New.
2517 ("tls_tlsdesc_ldd"): New.
2518 ("tls_tlsoff_ld"): New.
2521 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2523 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2525 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2526 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2527 * config/frv/frv.c (TLS_BIAS): Define.
2528 (frv_output_dwarf_dtprel): New.
2530 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2532 PR rtl-optimization/19579
2533 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2534 both A and B, see if they don't clobber registers the other expr uses.
2536 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2538 * real.c (do_add): Initialize signalling and canonical members.
2540 * real.c (real_from_integer): Zero out destination.
2542 2005-01-18 Jan Hubicka <jh@suse.cz>
2544 PR tree-optimize/19337
2545 * tree-inline.c (initialize_inlined_parameters): Copy
2546 saved_static_chain_decl only.
2548 2005-01-25 Richard Henderson <rth@redhat.com>
2552 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2553 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2554 80387 enabled, to return a proper subclass. Return the subset that
2555 overlaps with GENERAL_REGS for PLUS.
2556 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2558 2005-01-25 Richard Henderson <rth@redhat.com>
2561 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2563 2005-01-25 Roger Sayle <roger@eyesopen.com>
2565 * expmed.c (choose_multiplier): Change interface to return the
2566 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2567 (expand_divmod): Update calls to choose_multiplier.
2569 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2572 * expmed.c (extract_bit_field): Use adjust_address instead of
2573 gen_lowpart when op0 is a MEM.
2575 2005-01-24 Steven Bosscher <stevenb@suse.de>
2577 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2579 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2581 * config/mips/irix-csr.c: New file.
2582 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2583 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2584 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2587 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2590 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2591 sparc/elf.h, add sparc/sp-elf.h.
2592 (sparc-*-rtems*): Likewise.
2593 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2594 tm-dwarf2.h, add sparc/sp-elf.h.
2595 (sparc86x-*-elf): Likewise.
2596 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2597 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2598 TARGET_OS_CPP_BUILTINS.
2599 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2600 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2602 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2603 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2604 (SWITCH_TAKES_ARG): Likewise.
2605 (LOCAL_LABEL_PREFIX): Likewise.
2606 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2607 (TARGET_N_FORMAT_TYPES): Delete.
2608 (TARGET_FORMAT_TYPES): Likewise.
2609 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2610 * config/sparc/elf.h: Delete.
2611 * config/sparc/sp-elf.h: New file.
2613 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2615 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2616 * tree-flow.h: Remove the corresponding prototype.
2617 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2618 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2620 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2623 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2624 for AIX ABI or ELF -fPIC.
2625 (rs6000_emit_load_toc_table): Don't create toc_section here.
2626 (rs6000_xcoff_file_start): Nor here.
2628 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2630 * sh.c (ra.h): Don't #include.
2631 (hard_regs_intersect_p): New function, resurrected from ra.c.
2633 * sh.c: Fix 1996 Copyright.
2635 2005-01-24 Richard Henderson <rth@redhat.com>
2636 Aldy Hernandez <aldyh@redhat.com>
2638 * regrename.c (note_sets): Handle subregs.
2640 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2643 * genconditions.c (write_header, write_conditions): Elide file if
2646 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2648 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2649 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2652 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2654 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2655 expand_builtin_printf, expand_builtin_fprintf,
2656 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2657 checking against POINTER_TYPE.
2658 (validate_arglist): Handle POINTER_TYPE code by checking
2661 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2663 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2665 (for_each_rtx): Call for_each_rtx_1.
2666 * rtl.h (init_rtlanal): Declare.
2667 * toplev.c (backend_init): Call init_rtlanal.
2669 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2671 * flow.c (propagate_one_insn): Formatting.
2674 * flow.c (libcall_dead_p): Be more conservative if unsure.
2675 If there are any instructions between insn and call, see if they are
2676 all dead before saying the libcall is dead.
2678 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2680 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2681 operand constraint for operand 0.
2683 2005-01-23 Richard Henderson <rth@redhat.com>
2686 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2687 edges leading to join block.
2689 2005-01-23 Roger Sayle <roger@eyesopen.com>
2691 * expmed.c (expand_mult_highpart): Make static. Change type of
2692 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2693 (expand_divmod): Updates calls to expand_mult_highpart by using
2694 gen_int_mode to pass a CONST_INT rtx.
2695 * rtl.h (expand_mult_highpart): Remove prototype.
2697 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2699 * flow.c (regset_bytes, regset_size): Remove.
2701 * cfganal.c: Fix a reference to Harvey's paper.
2703 2005-01-23 Steven Bosscher <stevenb@suse.de>
2705 PR rtl-optimization/19464
2706 * tree-optimize.c (init_tree_optimization_passes): Add one more
2707 copyrename pass just before out-of-ssa.
2709 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2712 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2713 * ggc-none.c (ggc_free): Define.
2715 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2717 * cse.c (max_reg, max_insn_uid): Remove.
2718 (cse_main): Don't access max_reg or max_insn_uid.
2720 * c-common.c (explicit_flag_signed_bitfields,
2721 lang_statement_code_p, lang_expand_function_end): Remove.
2722 * c-common.h: Remove the corresponding declarations.
2723 * c-opts.c (c_common_handle_option): Remove all write access
2724 to explicit_flag_signed_bitfields.
2726 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2727 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2728 * cgraph.h: Remove the corresponding declaration.
2730 * gcse.c (null_pointer_info): Remove.
2732 2005-01-23 Roger Sayle <roger@eyesopen.com>
2733 Eric Botcazou <ebotcazou@libertysurf.fr>
2735 * combine.c (simplify_logical): Only simplify logical expressions
2736 of the form ior(and(x,y),z) by the inverse distributive law if the
2737 result is cheaper than the original.
2739 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2741 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2742 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2743 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2744 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2745 config/freebsd-spec.h, config/arm/arm.h,
2746 config/h8300/h8300.md, config/i386/i386.md,
2747 config/i386/predicates.md, config/i386/sse.md,
2748 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2749 config/vax/vax.md: Fix comment typos. Follow spelling
2752 2005-01-23 Steven Bosscher <stevenb@suse.de>
2754 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2755 tests, instead of `less than'.
2757 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2759 * function.c (assign_parm_setup_block): When creating a new stack slot
2760 for a parameter, get its alignment from the parameter's DECL_ALIGN
2761 rather than the type's TYPE_ALIGN. Make sure that the parameter
2762 is at least word aligned.
2764 2005-01-22 Roger Sayle <roger@eyesopen.com>
2767 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2769 2005-01-22 Richard Henderson <rth@redhat.com>
2772 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2773 in both compare operands.
2774 (movdfcc_1_sse_max): Likewise.
2775 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2776 (movdfcc_1_sse): Likewise.
2777 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2778 scratch register as needed.
2780 2005-01-22 Richard Henderson <rth@redhat.com>
2782 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2784 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2786 2005-01-22 Richard Henderson <rth@redhat.com>
2788 * genopinit.c (optabs): Use smin/smax for floating point too.
2789 * doc/md.texi: Update to match. Clarify that floating point
2790 results are undefined for +0/-0 and NaN.
2791 * doc/rtl.texi: Likewise.
2792 * rtl.def (SMIN, SMAX): Likewise
2793 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2795 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2796 leading 's' to the name.
2797 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2798 smaxxf3, sminxf3): Likewise.
2799 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2802 2005-01-22 Paul Brook <paul@codesourcery.com>
2804 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2806 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2808 * config/s390/s390.c (struct processor_costs): New fields
2809 dlgr, dlr, dr, dsgfr, dsgr.
2810 (z900_cost, z990_cost): Values for new fields.
2811 (s390_rtx_costs): New cases MEM und COMPARE in switch
2812 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2813 DIV, MOD, UDIV, UMOD.
2815 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2817 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2818 into the register being decremented.
2819 ("doloop_si31", "doloop_di"): Likewise.
2820 ("*doloop_si_long"): Adapt pattern.
2822 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2824 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2826 (CLASS_MAX_NREGS): Likewise.
2828 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2830 * doc/tree-ssa.texi (Statement Operands): Add example for new
2831 must-def macro. Note deprecation of old operands interface.
2833 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2835 PR tree-optimization/19484
2836 * tree-cfg.c (remove_fallthru_edge): New function.
2837 (cleanup_control_flow): Remove fallthru edges from calls that are
2838 now known not to return.
2840 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2842 Fix PR tree-optimization/19038
2843 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2844 copies with loop variant ones.
2846 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2848 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2849 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2850 config/alpha/alpha.md, config/alpha/predicates.md,
2851 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2852 config/sparc/sol2.h: Update copyright.
2854 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2855 first label to see if it is a nonlocal label.
2857 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2858 Andrew Pinski <pinskia@physics.uc.edu>
2861 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2862 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2864 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2866 * config/rs6000/rtems.h: Update copyright.
2868 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2871 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2872 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2873 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2875 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2878 * c-typeck.c (convert_arguments): Check for error_mark_node.
2880 2005-01-21 Ian Lance Taylor <ian@airs.com>
2882 PR tree-optimization/13000
2883 * tree-inline.c: Include "tree-flow.h".
2884 (expand_call_inline): If warn_return_type, warn if non-void inline
2885 function falls through.
2886 * tree-cfg.c (execute_warn_function_return): Don't warn about
2887 control reaching end if TREE_NO_WARNING is set. Set
2889 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2891 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2892 branch if we don't need one.
2893 * c-typeck.c: Include "tree-flow.h"
2894 (c_finish_bc_stmt): Don't add a goto if the current statement
2895 list doesn't fall through to the current point.
2897 2005-01-21 Roger Sayle <roger@eyesopen.com>
2899 PR rtl-optimization/576
2900 * real.c (real_arithmetic): Change return type from void to bool
2901 to return an indication that the result may be inexact.
2902 * real.h (real_arithmeric): Update prototype.
2903 * fold-const.c (const_binop): Don't constant fold floating
2904 point expressions when the user specifies -frounding-math and
2905 the result may depend upon the run-time rounding mode.
2906 (fold_convert_const_real_from_real): Clean-up.
2907 (fold_initializer): Ignore flag_rounding_math for initializers.
2908 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2909 constant fold FP operations with flag_rounding_math if the
2910 result may depend upon the run-time rounding mode.
2912 2005-01-21 Tom Tromey <tromey@redhat.com>
2914 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2916 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2918 * tree-cfg.c: Fix comment typos.
2920 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2922 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2923 around the call to rest_of_handle_branch_target_load_optimize.
2925 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2927 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2928 (sparc64-*-openbsd*): Likewise.
2929 (sparclite-*-elf*): Include tm-dwarf2.h.
2930 (sparc86x-*-elf*): Likewise.
2931 (sparc64-*-elf*): Likewise.
2932 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2933 (DBX_DEBUGGING_INFO): Likewise.
2934 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2935 (PREFERRED_DEBUGGING_TYPE): Likewise.
2936 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2937 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2938 (PREFERRED_DEBUGGING_TYPE): Likewise.
2939 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2940 (PREFERRED_DEBUGGING_TYPE): Likewise.
2941 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2943 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2946 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2948 2005-01-20 Paul Brook <paul@codesourcery.com>
2950 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2952 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2954 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2955 label is first in a sequence of labels.
2957 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2959 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2960 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2962 * doc/sourcebuild.texi (Test Directives): New.
2964 2005-01-20 Roger Sayle <roger@eyesopen.com>
2966 * real.c (real_floor): Don't leave the result uninitialized when
2967 mode is VOIDMode, but return the unrounded intermediate value.
2968 (real_ceil): Likewise.
2970 2005-01-20 Paul Brook <paul@codesourcery.com>
2972 * config/arm/arm.md (insv): Use gen_int_mode.
2974 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2976 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2977 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2978 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2979 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2980 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2982 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2985 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2986 fbreg, so we have to assume we can't.
2987 (loc_descriptor_from_tree_1): Ditto.
2988 (containing_function_has_frame_base): New function.
2989 (add_location_or_const_value_attribute): Use it.
2990 Also try to generate a frame_base from a single element location
2993 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2995 PR tree-optimization/15349
2996 * timevar.def (TV_TREE_MERGE_PHI): New.
2997 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2999 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3000 calls to tree_forwarder_block_p.
3001 (remove_forwarder_block_with_phi, merge_phi_nodes,
3002 gate_merge_phi, pass_merge_phi): New.
3003 * tree-optimize.c (init_tree_optimization_passes): Add
3005 * tree-pass.h: Add an extern for pass_merge_phi;
3007 2005-01-20 Richard Henderson <rth@redhat.com>
3010 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3011 (_mm_castps_pd, _mm_castps_si128): New.
3012 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3014 2005-01-20 Richard Henderson <rth@redhat.com>
3017 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3018 __builtin_ia32_vec_init_v2si.
3019 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3020 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3021 (ix86_init_mmx_sse_builtins): Create it.
3022 (ix86_expand_builtin): Expand it.
3023 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3024 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3025 (vec_extractv2si_0, vec_extractv2si_1): New.
3027 2005-01-20 Richard Henderson <rth@redhat.com>
3030 * config/i386/i386.c (ix86_expand_push): New.
3031 * config/i386/mmx.md (push<MMXMODE>1): New.
3032 * config/i386/sse.md (push<SSEMODE>1): New.
3033 * config/i386/i386-protos.h: Update.
3035 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3037 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3040 2005-01-20 Richard Henderson <rth@redhat.com>
3042 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3043 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3045 2005-01-19 Richard Henderson <rth@redhat.com>
3048 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3049 to V4SFmode in SSE1 fallback load path.
3051 2005-01-19 Richard Henderson <rth@redhat.com>
3053 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3054 in QImode expansion to ix86_expand_vector_set.
3055 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3057 2005-01-19 Richard Henderson <rth@redhat.com>
3060 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3061 subclass of the input class.
3062 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3063 Always true for cross-SSE1 classes. Rationalize conditionals.
3064 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3065 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3066 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3067 (movdi_2): Add MMX/SSE zeros.
3068 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3069 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3070 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3071 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3072 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3073 (zero_extendsidi2_rex64_1): Remove.
3074 (MOV0 peephole): Check GENERAL_REG_P.
3076 2005-01-19 Richard Henderson <rth@redhat.com>
3079 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3081 (ix86_expand_vector_extract): Likewise.
3083 2005-01-19 Richard Henderson <rth@redhat.com>
3086 * expr.c (emit_move_change_mode): New argument force; use
3087 simplify_gen_subreg if true.
3088 (emit_move_via_alt_mode): Merge into ...
3089 (emit_move_via_integer): ... here.
3090 (emit_move_ccmode): Use emit_move_change_mode directly.
3092 2005-01-19 Richard Henderson <rth@redhat.com>
3095 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3096 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3097 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3099 (alpha_emit_set_const): Likewise. Make static.
3100 (alpha_emit_set_long_const): Make static.
3101 (alpha_extract_integer): Split out from alpha_expand_mov.
3102 (alpha_split_const_mov): Likewise.
3103 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3104 (alpha_legitimate_constant_p): New.
3105 * config/alpha/alpha-protos.h: Update.
3106 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3107 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3108 * config/alpha/alpha.md (movsi): Add n alternative.
3109 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3110 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3111 (splitters for all of the above): Use alpha_split_const_mov.
3112 * config/alpha/predicates.md (non_add_const_operand): New.
3113 (non_zero_const_operand): New.
3114 (input_operand): Use alpha_legitimate_constant_p after reload.
3116 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3118 PR tree-optimization/19038
3119 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3120 (add_candidate): Add ivs with increment in latch only if
3121 allow_ip_end_pos_p is true.
3122 (determine_iv_cost): Use empty_block_p.
3124 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3126 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3127 (compute_dominance_frontiers): Ditto.
3129 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3132 * config/sh/t-rtems: New.
3133 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3135 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3137 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3138 the offset of the selected field.
3140 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3142 * tree-cfg.c (remove_forwarder_block): Fix the check to
3143 prevent a nonlocal label from appearing in the middle of a
3146 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3148 PR rtl-optimization/19462
3149 * reorg.c (find_end_label): Create return insn only if
3150 current_function_epilogue_delay_list is empty.
3152 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3154 * doc/passes.texi: Remove paragraph mentioning new-ra.
3156 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3158 PR rtl-optimization/15139
3159 * combine.c: Include params.h.
3160 (count_rtxs): New function.
3161 (record_value_for_reg): If replace_rtx would replace at least
3162 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3163 (clobber (const_int 0)) instead of TEM.
3164 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3165 * params.h (MAX_LAST_VALUE_RTL): New.
3166 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3167 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3170 * c-typeck.c (digest_init): Only call build_vector if all constructor
3171 elements are *_CST nodes.
3172 * gimplify.c (gimplify_init_constructor): Likewise.
3175 * c-typeck.c (digest_init): Only call build_vector if inside_init
3178 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3180 * toplev.c (init_asm_output): Remove dead #ifdef.
3182 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3184 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3186 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3188 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3189 accessing DECL_FUNCTION_CODE.
3190 * dojump.c (do_jump): Likewise.
3191 * gimplify.c (gimplify_call_expr): Likewise.
3192 * predict.c (expr_expected_value): Likewise.
3193 (strip_builtin_expect): Likewise.
3194 * tree-inline.c (estimate_num_insns_1): Likewise.
3195 * tree-ssa-loop-im.c (stmt_cost): Likewise
3196 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3197 (tree_expr_nonnegative_p): Likewise.
3199 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3201 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3202 variant of the load_pcrel_sym pattern.
3203 * config/sparc/sparc.md (P macro): Move to the top.
3204 (load_pcrel_sym): Macroize using P.
3205 (save_register_window): Likewise.
3207 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3209 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3212 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3215 * c-typeck.c (build_asm_expr): Strip nops off
3216 input memory operands.
3218 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3220 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3221 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3222 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3223 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3225 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3228 * config/i386/i386.c (override_options): If the 80387 is disabled,
3229 then do not return FP values using FP registers.
3231 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3233 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3234 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3235 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3236 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3237 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3238 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3239 output.h, postreload-gcse.c, postreload.c, recog.c,
3240 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3241 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3242 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3243 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3244 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3245 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3246 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3247 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3249 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3250 config/alpha/alpha.c, config/arm/vfp.md,
3251 config/i386/emmintrin.h, config/i386/i386-modes.def,
3252 config/i386/i386-protos.h, config/i386/i386.h,
3253 config/i386/pmmintrin.h, config/i386/ppro.md,
3254 config/i386/predicates.md, config/i386/xmmintrin.h,
3255 config/i860/i860.c, config/ia64/ia64-modes.def,
3256 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3257 config/ia64/ia64.md, config/ia64/itanium1.md,
3258 config/ia64/itanium2.md, config/ia64/predicates.md,
3259 config/iq2000/iq2000.h, config/mips/linux64.h,
3260 config/rs6000/aix41.h, config/rs6000/aix43.h,
3261 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3262 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3263 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3264 config/sparc/linux64.h, config/sparc/litecoff.h,
3265 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3266 config/sparc/sparc.h, config/sparc/sparc.md,
3267 config/sparc/sysv4-only.h: Update copyright.
3269 2005-01-18 Richard Henderson <rth@redhat.com>
3272 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3274 2005-01-18 Marc Espie <espie@openbsd.org>
3275 * config/i386/openbsdelf.h: Typo.
3277 2005-01-18 Richard Henderson <rth@redhat.com>
3279 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3280 special case for sse.
3281 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3283 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3285 * tree-inline.c (estimate_num_insns_1): Added cases for
3286 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3288 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3290 PR rtl-optimization/19296
3291 * combine.c (simplify_comparison): Rewrite the condition under
3292 which a non-paradoxical SUBREG of a PLUS can be lifted when
3293 compared against a constant.
3295 2005-01-18 Andi Kleen <ak@muc.de>
3297 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3298 * c.opt (-Wpointer-sign): Add.
3299 * doc/invoke.texi: (-Wpointer-sign): Add.
3301 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3303 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3304 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3305 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3306 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3307 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3308 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3309 for TARGET_MIX_SSE_I387.
3310 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3311 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3312 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3313 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3314 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3315 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3316 TARGET_MIX_SSE_I387.
3317 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3320 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3323 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3324 Add movaps alternative for xmm reg->reg move.
3326 2005-01-17 Jeff Law <law@redhat.com>
3328 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3329 at the end of the main DOM loop rather than just before DOM exits.
3331 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3333 PR tree-optimization/19121
3334 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3335 adding aliases to a name tag, also add them to the pointer's
3337 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3338 sensitive alias info at all. Only check that the two pointers
3339 have compatible pointed-to sets.
3340 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3341 a pointer's type tag is a superset of the alias set of the
3344 2005-01-17 James E Wilson <wilson@specifixinc.com>
3347 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3348 comment to document why.
3350 2005-01-17 Richard Henderson <rth@redhat.com>
3352 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3353 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3354 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3355 sse2_vmsminv2df3_finite): New.
3356 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3357 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3358 Force op1 into register.
3360 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3362 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3363 bubblestrap from always rebuilding build directory.
3365 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3367 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3368 ("*cmpmem_short"): Likewise.
3370 2005-01-17 Steven Bosscher <stevenb@suse.de>
3372 * basic-block.h: Document BB_* flags.
3373 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3374 use an sbitmap instead.
3375 * sched-rgn.c (compute_trg_info): Likewise.
3377 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3379 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3380 redundant target_cpu_default and extra_parts lines. Use the default
3382 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3383 (SUBTARGET_EXTRA_SPECS): Delete.
3384 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3385 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3386 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3387 and "n32" for -mabi=n32.
3389 2005-01-17 Ian Lance Taylor <ian@airs.com>
3392 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3393 fold constant variables into initial values.
3395 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3397 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3399 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3400 through the statements backward.
3402 2005-01-17 Ian Lance Taylor <ian@airs.com>
3404 PR middle-end/13127:
3405 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3406 a variable set to the return value of the inlined function.
3408 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3410 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3411 when modes are tieable.
3413 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3415 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3416 of pthread_create to find out if threads are enabled.
3417 * gthr-posix95.h (__gthread_active_p): Likewise.
3419 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3421 * common.opt (-fnew-ra): Remove.
3423 * toplev.h (flag_new_regalloc): Remove.
3424 * Makefile.in (ra*.*): Don't mention.
3425 * passes.c (rest_of_handle_new_regalloc): Remove.
3426 (rest_of_handle_combine, rest_of_compilation): Always consider
3427 flag_new_regalloc as false.
3428 * doc/invoke.texi: Don't document -fnew-ra.
3430 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3432 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3433 last parameter to reg_scan.
3434 * loop.c (loop_optimize): Likewise.
3435 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3436 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3437 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3438 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3439 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3440 * regclass.c (reg_scan): Likewise, for the declaration.
3441 * rtl.h (reg_scan): Likewise, for the prototype.
3443 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3446 mark_dfs_back_edges.
3448 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3450 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3451 (compute_avail): Uses don't go in tmp_gen.
3453 2005-01-16 Steven Bosscher <stevenb@suse.de>
3455 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3456 loop to look for a free slot in a page entry.
3458 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3461 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3462 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3463 just before targetm.asm_out.file_end.
3464 * tree.h (process_pending_assemble_output_defs): Declare.
3465 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3467 (assemble_alias): Defer generation of assembly code for defines when
3468 TARGET_DEFERRED_OUTPUT_DEFS is true.
3469 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3470 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3471 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3473 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3476 * pa.c (pa_scalar_mode_supported_p): New function.
3477 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3478 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3480 * pa-protos.h (prefetch_operand): Delete.
3481 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3482 * pa.c (prefetch_operand): Delete.
3483 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3484 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3485 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3486 and prefetch_nocc_operand.
3487 * pa.md (prefetch): Rework to avoid reload problems handling short
3488 displacements when a cache control completer needs to be provided.
3489 (prefetch_32, prefetch_64): Delete.
3490 (prefetch_cc, prefetch_nocc): New patterns.
3492 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3494 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3496 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3499 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3500 exceeds maximum alignment for global common data.
3501 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3502 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3504 2004-01-15 Roger Sayle <roger@eyesopen.com>
3506 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3508 2004-01-15 Roger Sayle <roger@eyesopen.com>
3510 * harg-reg-set.h (reg_class_names): Prototype global array.
3511 * regclass.c (reg_class_names): Declare here and initialize to
3513 (dump_regclass): Remove local declaration of reg_class_names.
3514 (regclass): Likewise.
3515 * cfg.c (dump_flow_info): Likewise.
3516 * ra-debug.c (reg_class_names): Likewise.
3517 * regrename.c (reg_class_names): Likewise.
3518 * reload.c (reg_class_names): Likewise.
3519 * reload1.c (spill_failure): Likewise.
3520 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3522 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3524 * config/s390/s390.md ("reload_outti"): Remove predicate for
3525 output operand. Abort if operand is not a MEM.
3526 ("reload_outdi", "reload_outdf"): Likewise.
3528 2005-01-15 Marc Espie <espie@openbsd.org>
3530 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3531 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3532 * config/openbsd.h: Fix C++ includes for native configurations.
3533 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3534 Add trampoline support.
3535 * config/i386/openbsdelf.h: New.
3537 2005-01-15 Marc Espie <espie@openbsd.org>
3539 * collect2.c (main): Explicitly parse -dynamic-linker option.
3541 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3543 PR tree-optimization/19060
3544 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3545 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3546 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3547 and handle extract_range_from_cond returning false.
3548 * fold-const.c (fold): Optimize comparisons with min/max even for
3549 width > HOST_BITS_PER_WIDE_INT.
3551 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3553 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3554 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3555 Remove little endian multilib variants.
3556 Add mips32 multilib variant.
3558 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3560 * explow.c (copy_all_reg, stabilize): Remove.
3561 * expr.h: Remove the corresponding prototypes.
3563 * rtlanal.c (regs_set_between_p): Remove.
3564 * rtl.h: Remove the corresponding prototype.
3566 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3568 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3569 to rs6000_nonimmediate_operand.
3570 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3571 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3572 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3573 rs6000_nonimmediate_operand.
3574 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3575 rs6000_nonimmediate_operand.
3577 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3579 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3581 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3583 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3585 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3586 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3588 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3589 (rs6k_nonimmediate_operand): New.
3590 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3592 (legitimate_lo_sum_address_p): Same.
3593 (rs6000_legitimize_address): Same.
3594 (rs6000_legitimize_reload_address): Same.
3595 (rs6000_legitimate_address): Same.
3596 (spe_build_register_parallel): Pass DF and DC modes in a DI
3599 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3600 to rs6k_nonimmediate_operand.
3602 * config/rs6000/spe.md ("*frob_df_di"): New.
3603 ("*frob_di_df"): New.
3604 ("*frob_di_df_2"): New.
3605 ("*mov_sidf_e500_subreg0"): New.
3606 ("*mov_sidf_e500_subreg4"): New.
3607 ("*movdf_e500_double"): Change predicate to
3608 rs6k_nonimmediate_operand.
3610 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3612 * postreload.c (move2add_note_store): Only call
3613 trunc_int_for_mode on scalar integers.
3615 2005-01-14 Steven Bosscher <stevenb@suse.de>
3617 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3618 replace BB_VISITED uses.
3619 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3620 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3621 (tree_dce_done): Free visited_control_parents.
3622 (perform_tree_ssa_dce): Allocate and clear it.
3623 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3624 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3625 instead of BB_VISITED.
3627 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3629 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3630 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3631 Remove unused prototypes.
3633 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3635 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3636 64-bit register usage.
3637 (spe_func_has_64bit_regs_p): Add FIXME note.
3639 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3641 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3642 flag_finite_math_only with flag_unsafe_math_optimizations.
3644 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3646 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3648 (__tpf_eh_return): Copy TPF private stack area from the module
3649 boundary stack frame. Add check for when module addresses are
3650 equal, but no stub address is found.
3652 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3655 * arm.h (struct machine_function): Add call_via field.
3656 (thumb_call_via_label): Declare.
3657 * arm.c (thumb_call_via_label): New variable.
3658 (thumb_call_reg_needed): New variable.
3659 (arm_output_function_epilogue): For Thumb code, output any per-function
3660 call-indirect trampolines.
3661 (thumb_call_via_reg): New function.
3662 (arm_file_end): New function.
3663 (TARGET_ASM_FILE_END): Call arm_file_end.
3664 (aof_file_end): Likewise.
3665 * arm-protos.h (thumb_call_via_reg): Declare.
3666 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3667 thumb_call_via_reg in normal case.
3669 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3672 PR rtl-optimization/19348
3673 * recog.c (peephole2_optimize): Do global life update if some peephole
3674 decides it doesn't need at least one of its inputs and that change
3675 influences liveness at the start of the basic block.
3677 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3678 arguments instead of 1.
3680 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3683 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3684 zero for nested functions needing a static chain or functions
3685 with a non-constant address.
3687 2005-01-13 Roger Sayle <roger@eyesopen.com>
3689 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3690 (and (sign_extend X) C) into (zero_extend (and X C)).
3692 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3694 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3696 2005-01-13 Richard Henderson <rth@redhat.com>
3701 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3702 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3703 not just TARGET_SSE.
3704 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3705 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3706 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3707 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3708 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3709 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3710 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3711 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3712 (movdicc_c_rex64): Rename with '*'.
3713 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3714 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3715 (movsfcc_1_387): Rename from movsfcc_1.
3716 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3717 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3718 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3719 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3720 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3721 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3722 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3723 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3724 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3725 sse_movdfcc_const0_4): Remove.
3726 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3727 recognize min/max early. Update for changed sse cmove patterns.
3728 (ix86_split_sse_movcc): New.
3729 * config/i386/i386-protos.h: Update.
3731 2005-01-13 Steven Bosscher <stevenb@suse.de>
3733 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3734 (fix_stmt_v_may_defs): Likewise.
3736 2005-01-13 Richard Henderson <rth@redhat.com>
3738 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3739 for converting the mask.
3741 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3743 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3746 2005-01-13 Richard Henderson <rth@redhat.com>
3748 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3749 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3750 IX86_BUILTIN_MOVDQ2Q): Remove.
3751 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3752 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3753 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3755 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3756 (sse2_pextrw): Fix immediate constraint.
3757 (sse2_loadq, sse2_loadq_rex64): Remove.
3758 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3759 Use __builtin_ia32_vec_ext_<size>.
3760 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3762 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3764 * function.c (assign_parm_setup_block): Look inside original
3765 entry_parm when inspecting PARALLEL.
3767 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3768 Joel Sherrill <joel@oarcorp.com>
3771 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3772 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3773 rtems_gxx_recursive_mutex_init.
3774 (__gthread_recursive_mutex_lock): New function.
3775 (__gthread_recursive_mutex_trylock): Likewise.
3776 (__gthread_recursive_mutex_unlock): Likewise.
3778 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3780 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3782 2005-01-13 Jan Beulich <jbeulich@novell.com>
3784 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3785 (ashrti3_internal): Indicate output is early clobber. Generate result
3786 into output rather than first input. Use move for low word of output
3787 if shift count is exactly 64.
3788 (lshrti3_internal): Likewise.
3790 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3794 * reload1.c (delete_output_reload): Don't delete an output reload
3795 if the pseudo lives longer than a single basic block. Adjust and
3796 improve wording of comment.
3798 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3801 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3802 of TYPE_SIZE where we mean the number of bytes.
3804 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3806 * function.c (assign_parm_setup_block): Relax condition on
3807 multi-register optimization.
3809 2005-01-12 Nick Clifton <nickc@redhat.com>
3811 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3812 an "in_delay_slot" attribute of "no" to prevent them being used in
3813 delay slots. This is forbidden because they might generate
3816 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3819 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3822 2005-01-12 Nick Clifton <nickc@redhat.com>
3824 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3825 passed on to GAS) but do not define, as GAS no longer supports or
3826 needs the -m2000 option.
3828 2005-01-11 Roger Sayle <roger@eyesopen.com>
3830 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3831 type as args of unprototyped builtins aren't automatically promoted.
3832 (fold_builtin_abs): Likewise.
3834 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * Makefile.in: Set a `build-warn' variable.
3838 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3840 PR tree-optimization/17949
3841 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3842 (find_interesting_uses_address): Use it.
3844 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3846 * regrename.c (kill_value): Handle subreg's that won't simplify.
3848 2005-01-11 Richard Henderson <rth@redhat.com>
3851 * config/i386/i386.h (enum ix86_builtins): Move ...
3852 * config/i386/i386.c: ... here.
3853 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3854 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3855 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3856 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3857 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3858 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3859 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3860 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3861 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3862 IX86_BUILTIN_LOADDDUP): Remove.
3863 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3864 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3865 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3866 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3867 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3868 (ix86_init_builtins): Make static.
3869 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3870 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3871 if all the modes match. Otherwise, fake it.
3872 (get_element_number, ix86_expand_vec_init_builtin,
3873 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3874 (ix86_expand_builtin): Make static. Update for changed builtins.
3875 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3876 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3877 (ix86_expand_vector_init_duplicate): New.
3878 (ix86_expand_vector_init_low_nonzero): New.
3879 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3880 Split out from ix86_expand_vector_init; handle integer modes.
3881 (ix86_expand_vector_init): Use them.
3882 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3883 * config/i386/i386-protos.h: Update.
3884 * config/i386/predicates.md (reg_or_0_operand): New.
3885 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3886 (movv2sf_internal): Likewise. And a splitter to match them all.
3887 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3888 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3889 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3890 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3891 (mmx_pinsrw): Fix operand ordering.
3892 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3893 rather than sse_loadss expander.
3894 (movv2df splitter): Similarly.
3895 (sse_loadss, sse_loadlss): Remove.
3896 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3897 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3898 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3899 (sse3_movddup): Rename with '*'.
3900 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3901 (sse2_loadsd): Remove.
3902 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3903 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3904 (sse2_pinsrw): Fix argument ordering.
3905 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3906 (sse2_stored): Remove 'r' destination.
3907 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3908 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3909 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3910 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3911 vec_extractv16qi, vec_initv16qi): New.
3913 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3914 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3915 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3917 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3918 (_mm_load_si128, _mm_store_si128): Likewise.
3919 (_mm_load1_pd): Use _mm_set1_pd.
3920 (_mm_load_sd): Use _mm_set_sd.
3921 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3922 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3923 (_mm_set_epi64): Use _mm_set_epi64x.
3924 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3925 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3926 _mm_setr_epi8): Use _mm_set_foo form.
3927 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3928 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3929 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3930 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3931 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3932 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3933 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3934 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3935 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3936 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3937 (_mm_movedup_pd): Use _mm_shuffle_pd.
3938 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3939 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3940 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3941 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3943 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3944 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3945 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3946 (_mm_store_ps): Use raw dereference.
3947 (_mm_store1_ps): Use _mm_storeu_ps.
3948 (_mm_storer_ps): Use _mm_store_ps.
3949 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3950 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3952 2005-01-11 Stan Shebs <shebs@apple.com>
3954 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3955 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3957 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3960 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3961 Skip all DECLs except for FIELD_DECLs.
3963 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3965 * config/s390/s390.c (override_options): Return error if
3966 -mbackchain, -mpacked-stack and -mhard-float are used together.
3967 (s390_va_start): Remove the backchain && packed-stack special case.
3968 (s390_gimplify_va_arg): Likewise.
3969 * doc/invoke.texi: Remove the ABI incompatibility note.
3971 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3973 * config/s390/s390.c (struct s390_frame_layout): Remove
3975 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3976 save_backchain_p with TARGET_BACKCHAIN.
3978 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3981 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3982 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3983 * function.c (locate_and_pad_parm): Set new field.
3984 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3985 Tweak where_pad test to include "none". Always set mem align for
3987 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3988 not sufficient for type.
3989 (assign_parm_setup_block): If stack_parm is zero on entry, always
3990 make a new stack local. Block move old stack parm if necessary
3991 to new aligned stack local.
3992 (assign_parm_setup_stack): Use a block move to handle
3993 potentially misaligned entry_parm.
3994 (assign_parms_unsplit_complex): Specify required alignment when
3995 creating stack local.
3996 * calls.c (compute_argument_addresses): Override alignment of stack
3997 arg calculated from its type with the alignment given by
3998 FUNCTION_ARG_BOUNDARY.
3999 (store_one_arg): Likewise.
4001 2005-01-11 Jan Beulich <jbeulich@novell.com>
4003 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4004 Change respective itanium_class attribute to ialu.
4005 (shladdp4_internal): New.
4006 * config/ia64/predicates.md (shladd_log2_operand): New.
4008 2005-01-11 Richard Henderson <rth@redhat.com>
4010 * expr.c (store_constructor): Use rtvec_alloc instead of
4011 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4013 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4015 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4017 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4019 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4020 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4021 (TARGET_RWRELOC): Define.
4022 (ia64_rwreloc_section_type_flags): Delete.
4023 (ia64_section_type_flags): New function.
4024 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4025 (TARGET_RWRELOC): Define.
4027 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4030 * config/ia64/ia64.c (process_set): For alloc insn, only call
4031 process_epilogue is !frame_pointer_needed.
4033 2005-01-10 Roger Sayle <roger@eyesopen.com>
4036 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4037 unary operator and can't be treated as a binary/comparison operator.
4039 2005-01-10 Richard Henderson <rth@redhat.com>
4041 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4042 (ix86_return_in_memory): Likewise.
4043 (function_arg_advance): Likewise. Mirror structure in function_arg
4044 for choosing register to advance.
4046 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4048 * tree-vectorizer.c, tree.def: Fix comment typos.
4050 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4052 * config/s390/s390.c (struct processor_costs): 4 new fields:
4053 ddbr, ddr, debr, der.
4054 (s390_rtx_costs): More precise handling of divide instructions.
4056 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4058 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4060 2005-01-10 Jan Beulich <jbeulich@novell.com>
4062 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4063 names resulting from -ffunction-sections/-fdata-sections and linkonce
4065 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4066 based on the section name. Rearrange the section name comparison logic
4067 slightly so that each section name is compared against at most once.
4069 2005-01-10 Ben Elliston <bje@au.ibm.com>
4071 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4072 targets for which -fPIC reduces limitations on the GOT size.
4074 2005-01-09 Falk Hueffner <falk@debian.org>
4076 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4079 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4082 * collect2.c (main): Set aixrtl_flag for -brtl option.
4083 (resolve_lib_name): Search for .so file extension before .a
4086 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4088 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4089 (vect_analyze_data_refs_alignment): Add dump prints.
4091 2005-01-09 Ira Rosen <irar@il.ibm.com>
4093 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4094 expr_invariant_in_loop_p.
4095 Initialize outputs first thing in the function.
4096 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4097 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4098 (vect_analyze_pointer_ref_access): Check that the initial condition of
4099 the access function is loop invariant.
4101 2005-01-09 Richard Henderson <rth@redhat.com>
4103 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4104 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4105 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4106 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4107 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4108 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4109 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4110 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4111 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4112 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4113 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4114 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4115 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4116 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4117 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4118 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4119 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4120 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4121 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4122 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4123 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4124 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4125 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4127 (mmx_clrdi, pavgusb): Remove.
4128 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4129 with leading sse_ prefix.
4130 * config/i386/sse.md: Receive them.
4131 * config/i386/mmx.md: New file.
4132 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4133 (subrv2sf3): Turn into expander for normal subtraction.
4134 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4135 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4136 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4137 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4138 commutative; use ix86_binary_operator_ok.
4139 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4140 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4141 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4142 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4143 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4144 Macroize from existing patterns; use ix86_binary_operator_ok.
4145 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4146 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4147 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4148 with vec_select+vec_concat.
4149 (mmx_pshufw, mmx_pshufw_1): Likewise.
4150 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4151 (mmx_uavgv4hi3): Model correctly.
4152 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4153 _mm_xor_si64): Remove casts.
4155 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4157 PR tree-optimization/19224
4158 * tree-scalar-evolution.c (get_instantiated_value,
4159 set_instantiated_value): New functions.
4160 (instantiate_parameters_1): Cache the results.
4161 (instantiate_parameters, resolve_mixers): Initialize and free
4164 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4166 * config/i386/i386.md (addhi_4): Correct reference in comment.
4169 2005-01-08 Richard Henderson <rth@redhat.com>
4171 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4172 (_mm_cvtsi128_si64x): Likewise.
4173 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4174 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4175 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4176 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4177 * config/i386/i386-protos.h: Update.
4178 * config/i386/i386.c (print_operand): Add 'H'.
4179 (ix86_fixup_binary_operands): Split out from ...
4180 (ix86_expand_binary_operator): ... here.
4181 (ix86_fixup_binary_operands_no_copy): New.
4182 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4183 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4184 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4185 (safe_vector_operand): Use CONST0_RTX.
4186 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4187 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4188 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4189 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4191 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4192 (IX86_BUILTIN_CMPNGESS): New.
4193 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4194 (attr type): Add sselog1.
4195 (attr unit, attr memory): Handle it.
4196 (movti, movti_internal, movti_rex64): Move near other integer moves.
4197 (movtf, movtf_internal): Move near other fp moves.
4198 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4199 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4200 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4201 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4202 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4203 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4204 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4205 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4206 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4207 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4208 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4209 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4210 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4211 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4212 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4213 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4214 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4215 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4216 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4217 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4218 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4219 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4220 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4221 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4222 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4223 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4224 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4225 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4226 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4227 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4228 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4229 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4230 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4231 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4232 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4233 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4234 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4235 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4236 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4237 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4238 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4239 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4240 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4241 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4243 (SSEPUSH, push<SSEPUSH>): Remove.
4244 (MMXPUSH, push<MMXPUSH>): Remove.
4245 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4246 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4247 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4248 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4249 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4250 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4251 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4252 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4253 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4254 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4255 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4256 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4257 (ppro_sse_log_V4SF): Handle sselog1.
4258 * config/i386/predicates.md (const_0_to_1_operand): New.
4259 (const_0_to_255_mul_8_operand): New.
4260 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4261 (const_2_to_3_operand, const_4_to_7_operand): New.
4262 * config/i386/sse.md: New file.
4263 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4264 (sse_movups): Rename from sse_movups_1.
4265 (sse_loadlss): Rename from sse_loadss_1.
4266 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4268 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4269 (absv4sf2, negv2df, absv2df): New.
4270 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4271 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4272 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4273 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4274 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4275 (sse3_addsubv4sf3): Model correctly.
4276 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4277 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4278 (sse_movhlps): Model with vec_select+vec_concat.
4279 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4280 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4281 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4282 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4283 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4284 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4285 sse2_pshufhw_1): Likewise.
4286 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4287 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4288 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4289 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4290 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4291 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4292 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4293 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4294 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4295 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4296 sminv8hi3): Mark commutative
4297 operands. Use ix86_binary_operator_ok.
4298 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4299 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4300 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4301 sse2_punpcklqdq): Allow operand2 in memory.
4302 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4303 sse2_movsd): Add memory alternatives.
4304 (sse_storelps): Turn expander into an insn; split after reload.
4305 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4306 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4308 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4310 * configure.ac (DWARF-2 debug_line): Use objdump.
4311 * configure: Regenerate.
4313 2005-01-08 Jeff Law <law@redhat.com>
4314 Diego Novillo <dnovillo@redhat.com>
4316 PR tree-optimization/18241
4317 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4318 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4319 statements with volatile operands.
4320 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4321 operands after marking a statement with has_volatile_ops.
4323 2005-01-08 Roger Sayle <roger@eyesopen.com>
4325 * tree.c (int_fits_type_p): Always honor integer constant
4326 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4328 2005-01-08 Roger Sayle <roger@eyesopen.com>
4330 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4331 the latent bug in rtl_delete_block has been resolved.
4333 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4335 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4336 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4338 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4340 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4341 library as @multilib_dir@/$(SHLIB_SONAME).
4343 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4345 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4346 * configure: Regenerate.
4348 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4350 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4353 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4356 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4357 Convert non-word aligned offset address using ld/std into
4360 2005-01-07 Richard Henderson <rth@redhat.com>
4362 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4364 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4366 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4368 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4370 PR tree-optimization/19283
4371 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4372 is not shorter than the original type.
4374 PR rtl-optimization/19012
4375 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4377 PR rtl-optimization/18861
4378 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4379 (FULL_STATE): Define.
4380 (mark_tablejump_edge): New function.
4381 (purge_dead_tablejump_edges): New function.
4382 (find_bb_boundaries): Use it.
4384 PR tree-optimization/18828
4385 * builtins.c (expand_builtin_next_arg): Remove argument and all
4386 the argument checking.
4387 (expand_builtin): Adjust caller.
4388 (expand_builtin_va_start): Likewise. Remove error for too many
4390 (fold_builtin_next_arg): Issue error for too many arguments.
4391 After checking arguments, replace them with magic arguments that
4392 prevent further checking of the args.
4394 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4396 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4398 2005-01-06 Roger Sayle <roger@eyesopen.com>
4401 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4402 and %{.S:...} (and their negative variants) to test whether the
4403 input file is assembler or pre-processed-assembler independent of
4404 the actual filename extension.
4406 2005-01-06 Roger Sayle <roger@eyesopen.com>
4408 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4409 of sign or zero extended values.
4411 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4413 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4414 for IBM long double format correctly.
4416 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4418 Fix PR tree-optimization/18792
4420 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4421 to first_loop_depth, and use loop depth instead of loop number.
4422 (build_classic_dir_vector): Ditto.
4423 (compute_data_dependences_for_loop): Use depth, not loop number.
4424 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4425 number. Pass in loops, instead of loop numbers.
4426 (gather_interchange_stats): Ditto.
4427 (linear_transform_loops): Ditto.
4429 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4432 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4433 biv_fits_mode_p, extension_within_bounds_p): New functions.
4434 (check_ext_dependent_givs): Use them.
4436 2005-01-06 Roger Sayle <roger@eyesopen.com>
4438 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4439 more than one barrier, in which case we should delete them all.
4441 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4443 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4445 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4447 Fix PR middle-end/19286
4449 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4450 output this subprogram, simply ignore this attempt to do it again.
4451 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4452 origin attribute if it's not possible.
4453 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4454 (decls_for_scope): Ditto.
4455 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4456 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4458 2005-01-05 Richard Henderson <rth@redhat.com>
4461 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4462 (bdesc_2arg): Use it.
4463 (ix86_expand_binop_builtin): Force operands into registers
4465 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4466 ix86_expand_sse_compare, ix86_expand_sse_comi,
4467 ix86_expand_builtin): Likewise.
4469 2005-01-05 Richard Henderson <rth@redhat.com>
4471 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4473 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4474 (mulv4hi3): Set itanium_class mmmul.
4475 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4476 (fpack): Rename from fpack_sfsf.
4478 2005-01-05 Richard Henderson <rth@redhat.com>
4481 * reload1.c (do_input_reload): Restrict the optimization deleteing
4482 a previous output reload to RELOAD_FOR_INPUT.
4484 2005-01-05 Steven Bosscher <stevenb@suse.de>
4486 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4487 comment that we fall through after case.
4488 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4489 (distribute_links): Likewise.
4490 * cse.c (cse_insn): Likewise.
4491 * cselib.c (cselib_invalidate_mem): Likewise.
4492 * df.c: Update comments at the top of the file.
4493 (read_modify_subreg_p): Update comments here too.
4494 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4495 * flow.c (mark_set_1): Likewise.
4496 (mark_used_regs): Likewise.
4497 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4498 (canon_list_insert): Likewise.
4499 (mark_set): Likewise.
4500 (try_replace_reg): Likewise.
4501 (store_killed_in_insn): Likewise.
4502 * loop.c (count_one_set): Likewise.
4503 (basic_induction_var): Likewise.
4504 * postreload-gcse.c (find_mem_conflicts): Likewise.
4505 * postreload.c (reload_combine_note_store): Likewise.
4506 (move2add_note_store): Likewise.
4507 * reload.c (find_equiv_reg): Likewise.
4508 (mark_referenced_resources): Likewise.
4509 * rtlanal.c (set_noop_p): Likewise.
4510 (note_stores): Likewise.
4511 (note_uses): Likewise.
4512 * sched-deps.c (sched_analyze_1): Likewise.
4513 * sched-rgn.c (check_live_1): Likewise.
4514 (update_live_1): Likewise.
4515 * config/i860/i860.c: Likewise.
4517 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4519 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4521 * doc/rtl.texi: Update documentation for bit-fields and SET.
4523 2005-01-05 Roger Sayle <roger@eyesopen.com>
4525 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4527 2005-01-05 Jan Hubicka <jh@suse.cz>
4528 Richard Henderson <rth@redhat.com>
4531 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4534 2005-01-05 Richard Henderson <rth@redhat.com>
4537 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4538 (sse_shufps): Change operand 3 to const_int_operand.
4539 (sse2_storelps): Fix typo in template.
4540 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4541 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4542 (ix86_expand_builtin): Likewise.
4544 2005-01-05 Julian Brown <julian@codesourcery.com>
4546 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4547 as aggregates for AAPCS ABIs.
4549 2005-01-05 Stan Shebs <shebs@apple.com>
4551 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4552 Mach-O getters if ppc64.
4553 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4555 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4556 signed four-byte field for global code case.
4557 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4559 2005-01-05 Roger Sayle <roger@eyesopen.com>
4562 * c-common.c: Include real.h.
4563 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4564 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4565 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4566 * Makefile.in (c-common.o): Update dependencies.
4568 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4570 * c-parse.in (asm_string): Add trailing semicolon.
4572 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4574 * c-parse.in (asm_string): New. Don't allow wide strings in
4576 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4577 asm_string instead of STRING.
4579 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4581 * c-typeck.c (constructor_no_implicit): Remove.
4582 (set_designator, process_init_element): Don't check
4583 constructor_no_implicit.
4585 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4586 Kaz Kojima <kkojima@gcc.gnu.org>
4589 * lcm.c (create_pre_exit): New.
4590 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4591 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4593 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4595 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4596 -msoft-float in target_float_switch.
4597 * arm.c (arm_override_options): Fix processing of target_float_switch.
4599 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4601 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4604 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4606 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4607 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4609 2005-01-04 Roger Sayle <roger@eyesopen.com>
4611 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4612 if deleting the then-block allows the test-block to fallthru to the
4615 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4618 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4619 after the full declaration if the are in two different TUs.
4621 2005-01-04 Richard Henderson <rth@redhat.com>
4624 * tree-sra.c (generate_one_element_init): Just
4625 call gimplify_and_add.
4626 (generate_element_init): Record the
4627 new referenced variables and mark them for renaming
4628 and split out to ...
4629 (generate_element_init_1): This.
4630 (scalarize_init): Don't call push_gimplify_context/
4631 pop_gimplify_context.
4633 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4635 * toplev.c (get_src_pwd): Handle failure of getpwd().
4637 2005-01-04 Roger Sayle <roger@eyesopen.com>
4639 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4641 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4642 all the cases handled by it are inverted by invert_truthvalue.
4644 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4646 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4647 (save_register_windowsi): Likewise.
4649 2005-01-04 Richard Henderson <rth@redhat.com>
4651 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4653 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4656 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4657 any simplifications of vector mode comparison operators.
4658 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4660 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4661 Devang Patel <dpatel@apple.com>
4663 PR tree-optimization/18308
4664 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4665 the operands before creating a new expression.
4666 * dojump.c (do_jump): Make drop_through_label available
4667 for all cases. Add expansion of COND_EXPR.
4669 2005-01-04 Ira Rosen <irar@il.ibm.com>
4671 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4672 INTEGER_CST instead of TREE_CONSTANT.
4673 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4674 instead of TREE_CONSTANT.
4675 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4676 instead of TREE_CONSTANT.
4678 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4680 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4682 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4685 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4686 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4688 2005-01-03 Richard Henderson <rth@redhat.com>
4690 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4691 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4692 fold_convert_const_real_from_real): Split out from ...
4693 (fold_convert_const): ... here.
4695 2005-01-03 Richard Henderson <rth@redhat.com>
4698 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4699 (mov<MMXMODEI>_internal): Likewise.
4700 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4701 Add V2SF case; use it for SSE1; don't use TI.
4702 (movdf_integer): Likewise.
4703 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4705 2005-01-03 Ira Rosen <irar@il.ibm.com>
4707 * tree-vectorizer.c (vect_strip_conversions): New function.
4708 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4709 check for binary class.
4711 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4715 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4717 * gimple-low.c (mark_blocks_with_used_vars): New function.
4718 (mark_blocks_with_used_subblocks): Ditto.
4719 (mark_used_blocks): Ditto.
4720 (pass_mark_used_blocks): New pass.
4721 * tree-inline.c: Include debug.h.
4722 (expand_call_inline): Call outlining_inline_function here.
4723 * tree-optimize.c (init_tree_optimization_passes): Add
4724 pass_mark_used_blocks.
4725 * tree-pass.h (pass_mark_used_blocks): New.
4726 * Makefile.in (tree-inline.o): Add debug.h dependency.
4728 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4730 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4731 VAR_DECLs to have weak_import attribute.
4733 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4736 2004-01-03 Steven Bosscher <stevenb@suse.de>
4738 * passes.c (rest_of_compilation): Don't run regmove if only
4739 flag_expensive_optimizations, require flag_regmove instead.
4741 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4743 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4745 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4746 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4747 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4748 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4750 2005-01-03 Richard Henderson <rth@redhat.com>
4752 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4753 (ia64_const_ok_for_letter_p): New.
4754 (ia64_const_double_ok_for_letter_p): New.
4755 (ia64_extra_constraint): New.
4756 (ia64_expand_vecint_compare): New.
4757 (ia64_expand_vcondu_v2si): New.
4758 (ia64_expand_vecint_cmov): New.
4759 (ia64_expand_vecint_minmax): New.
4760 (ia64_print_operand): Add 'v'.
4761 (ia64_preferred_reload_class): New.
4762 (ia64_vector_mode_supported_p): New.
4763 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4764 (PREFERRED_RELOAD_CLASS): Move to function.
4765 (CONST_OK_FOR_LETTER_P): Move to function.
4766 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4767 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4768 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4769 (EXTRA_CONSTRAINT): Move to function.
4770 * config/ia64/ia64.md: Include vect.md.
4771 (itanium_class): Add mmalua.
4773 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4775 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4776 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4778 (const_int_2bit_operand): New.
4779 (fr_reg_or_0_operand): New.
4780 * config/ia64/ia64-modes.def: Add vector modes.
4781 * config/ia64/ia64-protos.h: Update.
4782 * config/ia64/vect.md: New file.
4784 2005-01-03 Richard Henderson <rth@redhat.com>
4786 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4788 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4791 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4793 (log1pdf2): Change mode of operands[0,1] to DFmode.
4795 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4797 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4798 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4799 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4800 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4801 SPARC_RELAXED_ORDERING.
4803 2005-01-03 Richard Henderson <rth@redhat.com>
4804 Uros Bizjak <uros@kss-loka.si>
4807 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4808 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4809 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4811 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4812 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4813 const_pow2_1_to_128_operand): New predicates.
4815 2005-01-02 Greg McGary <greg@mcgary.org>
4817 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4819 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4820 object. [ptr_type]: Remove unused variable.
4821 Remember nearest addressable array-element or record-component
4822 when checking bitfield components. Tolerate empty BIND_EXPR.
4824 2005-01-01 Richard Henderson <rth@redhat.com>
4826 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4827 that don't narrow the value. Fail for other conversions.
4829 2005-01-01 Richard Henderson <rth@redhat.com>
4832 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4833 * c-lang.c (finish_file): Don't do it here.
4834 * objc/objc-act.c (objc_finish_file): Likewise.
4836 * cgraph.c (decl_assembler_name_equal): New.
4837 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4838 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4839 * cgraph.h (struct cgraph_varpool_node): Add next.
4840 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4841 * varasm.c (assemble_alias): Mark the target as needed.
4843 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4846 * function.c (get_arg_pointer_save_area): Use entry_of_function
4847 instead of get_insns.
4849 2005-01-01 Roger Sayle <roger@eyesopen.com>
4850 Andrew Pinski <pinskia@physics.uc.edu>
4851 James E. Wilson <wilson@specifixinc.com>
4853 PR rtl-optimization/12092
4854 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4857 2005-01-01 Roger Sayle <roger@eyesopen.com>
4858 Olivier Hainque <hainque@act-europe.fr>
4860 * tree.c (int_fits_type_p): A narrower type always fits in a
4861 wider one, except for negative values into unsigned types.
4863 2005-01-01 Roger Sayle <roger@eyesopen.com>
4865 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4866 with the original constant rather than require TREE_OVERFLOW.
4868 2005-01-01 Steven Bosscher <stevenb@suse.de>
4871 * c-decl.c (finish_function): If compiling C99, annotate the
4872 compiler generated return with the current file name and line 0.
4873 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4874 the source line is greater than 0.
4875 (remove_bb): Likewise.
4877 See ChangeLog.12 for earlier changes.