1 2005-02-23 Roger Sayle <roger@eyesopen.com>
4 PR rtl-optimization/20097
5 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11 * t-aix52 (SHLIB_INSTALL): Same.
13 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15 * genpreds.c: Update copyright.
17 2005-02-23 Michael Beach <michaelb@ieee.org>
20 * config/sparc/t-elf (startup files): Assemble with CPP.
22 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
24 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
25 (write_predicate_expr): Likewise.
27 2005-02-22 Diego Novillo <dnovillo@redhat.com>
29 PR tree-optimization/20100
30 PR tree-optimization/20115
31 * tree-optimize.c (init_tree_optimization_passes): Remove
32 pass_maybe_create_global_var.
33 * tree-pass.h (pass_maybe_create_global_var): Remove.
34 * tree-ssa-alias.c (aliases_computed_p): Declare.
35 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
36 (count_calls_and_maybe_create_global_var): Remove.
37 (pass_maybe_create_global_var): Remove.
38 (init_alias_info): Do not declare aliases_computed_p.
39 (maybe_create_global_var): If the function contains no
40 call-clobbered variables and a mix of pure/const and regular
41 function calls, create .GLOBAL_VAR.
42 Mark all call-clobbered variables for renaming.
43 (merge_pointed_to_info): Update comment.
44 (add_pointed_to_var): Likewise.
45 (is_escape_site): Likewise.
46 Accept struct alias_info * instead of size_t *.
48 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
50 * tree-ssa-operands.c (get_call_expr_operands): If
51 ALIASES_COMPUTED_P is false, do not add call-clobbering
53 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
54 (delete_tree_ssa): Likewise.
56 2005-02-22 James E Wilson <wilson@specifixinc.com>
58 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
59 (do_compile): Do call it here.
61 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
63 PR rtl-optimization/20017.
64 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
65 rest_of_handle_cse2, rest_of_handle_gcse): Call
66 delete_dead_jumptables immediately before calling cleanup_cfg.
68 2005-02-22 Devang Patel <dpatel@apple.com>
71 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
74 2005-02-22 David Edelsohn <edelsohn@gnu.org>
76 * config/rs6000/aix.h (WINT_TYPE): Define.
78 2005-02-22 Stan Shebs <shebs@apple.com>
80 * config/rs6000/rs6000.c (rs6000_override_options): Default to
81 natural alignment for 64-bit Darwin.
82 (rs6000_parse_alignment_option): Warn about uses of -malign-power
84 * doc/invoke.texi: Document this.
86 2005-02-22 DJ Delorie <dj@redhat.com>
88 * c-common.c (c_common_type_for_mode): Pass the mode's precision
89 to make_[un]signed_type, not the mode itself.
91 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
93 * cfg.c (cached_make_edge): Call make_edge if edge cache is
94 not available. Use tail calls wherever possible.
95 (make_edge): Call unchecked_make_edge to create an edge.
97 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
98 (coalesce_ssa_name): Don't check for
99 SSANORM_USE_COALESCE_LIST.
100 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
102 2005-02-22 Diego Novillo <dnovillo@redhat.com>
104 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
105 (rewrite_into_ssa): ... here.
107 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
109 PR tree-optimization/19786
110 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
111 tag to another's may-alias bitmap when adding to the other's list.
113 2005-02-21 DJ Delorie <dj@redhat.com>
115 * tree-ssa-loop-ivopts.c (computation_cost): Start register
116 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
117 registers in unsupported ways.
118 * expmed.c (init_expmed): Likewise.
120 2005-02-21 Stan Cox <scox@redhat.com>
122 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
124 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
126 * tree-cfg.c (fold_cond_expr_cond): New.
127 (make_edges): Call fold_cond_expr_cond.
128 (find_taken_edge): Accept nothing but INTEGER_CST.
129 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
131 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
133 * flow.c (delete_dead_jumptables): Speed up by scanning insns
134 that do not belong to any basic block.
136 2005-02-21 Jeff Law <law@redhat.com>
138 * cfganal.c (find_unreachable_blocks): Manually CSE load of
141 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
143 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
144 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
145 Adjust their definitions.
146 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
147 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
149 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
150 genautomata.c, langhooks.c, langhooks.h, system.h,
151 config/arm/lib1funcs.asm: Update copyright.
153 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
155 * dbxout.c (dbxout_function_end): Emit Lscope label always.
157 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
160 * doc/install.texi: Document --with-gc.
162 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
164 * simplify-rtx.c (simplify_unary_operation): Add a missing
167 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
169 PR tree-optimization/18663
170 * tree-ssa-dom.c (extract_range_from_cond): Return 0
171 if the type has variable bounds.
173 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
175 * gcse.c: Remove an obsolete comment.
177 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
179 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
181 * doc/extend.texi (Function Attributes) <Attribute const>: The
182 attribute "pure" is below this text, not above.
184 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
186 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
187 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
188 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
190 2005-02-20 Zack Weinberg <zack@codesourcery.com>
193 * langhooks.h (struct lang_hooks): Add to_target_charset.
194 * langhooks.c (lhd_to_target_charset): New function.
195 * langhooks-def.h: Declare lhd_to_target_charset.
196 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
197 (LANG_HOOKS_INITIALIZER): Update.
198 * c-common.c (c_common_to_target_charset): New function.
199 * c-common.h: Declare it.
200 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
201 c_common_to_target_charset.
203 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
204 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
206 * system.h: Poison them.
207 * doc/tm.texi: Don't discuss them.
208 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
209 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
210 (pp_c_char): Do not attempt to generate letter escapes for
212 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
213 * config/mips/mips.c (mips_output_ascii): Likewise.
215 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
217 PR tree-optimization/19951
218 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
221 2005-02-19 Steven Bosscher <stevenb@suse.de>
224 * function.h (struct function): New field `max_loop_depth'.
225 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
226 (flow_loops_find): Reset the max loop depth count before finding loops.
227 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
228 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
229 (calculate_global_regs_live): Make sure the loop will terminate
230 when the initial sets are not empty.
232 2005-02-19 Zack Weinberg <zack@codesourcery.com>
234 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
236 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
238 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
241 * doc/invoke.texi: Remove documentation of %M spec.
243 (init_spec): Remove %M suffix from -lgcc_s.
244 (do_spec_1): Remove 'M' case.
245 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
246 to put shared libraries in the multilib directory. Remove the
247 shlib_so_soname substitution variable. Don't add a multilib encoding
248 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
249 reported by -print-multi-os-directory. Pass @multilib_dir@ to
250 SHLIB_INSTALL as well as SHLIB_LINK.
251 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
252 (SHLIB_NAME): Delete.
253 (SHLIB_DIR): New macro.
254 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
255 (SHLIB_INSTALL): Adjust accordingly.
256 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
257 * config/t-slibgcc-sld: Likewise.
258 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
259 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
260 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
262 (SHLIBUNWIND_INSTALL): Adjust accordingly.
263 * config/i386/t-nwld (SHLIB_SONAME): Delete.
264 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
265 Use @shlib_base_name@ instead of @shlib_so_name@.
266 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
267 and @shlib_base_name@.so in @multilib_dir@.
268 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
270 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
271 (SHLIB_LINK): Remove previous workaround.
272 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
273 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
274 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
276 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
277 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
278 (SHLIB_INSTALL): Adjust accordingly.
279 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
280 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
281 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
282 config/t-slibgcc-elf-ver.
284 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
285 Jakub Jelinek <jakub@redhat.com>
287 PR tree-optimization/19828
288 * tree-ssa-loop-im.c: Add a TODO comment.
289 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
290 without side-effects.
292 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
294 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
297 2005-02-18 James E. Wilson <wilson@specifixinc.com>
299 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
300 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
301 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
303 (ia64_reorg): Delete fixup_errata call.
304 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
305 (TARGET_SWITCHES): Delete -mb-step entry.
307 2005-02-19 Jakub Jelinek <jakub@redhat.com>
310 * c-typeck.c (composite_type): Handle quals in transparent unions.
311 (type_lists_compatible_p): Likewise.
313 2005-02-18 Stan Shebs <shebs@apple.com>
315 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
316 expressions in the .literal8 section.
318 2005-02-18 Geoffrey Keating <geoffk@apple.com>
320 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
322 2005-02-18 Roger Sayle <roger@eyesopen.com>
324 * fold-const.c (constant_boolean_node): Always create values of the
325 specified type, don't bother calling truthvalue_conversion.
327 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
329 * except.c (output_function_exception_table): Call
330 assemble_external_libcall (eh_personality_libfunc).
332 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
335 * config/ia64/ia64.h (struct machine_function): Add state_num.
336 * config/ia64/ia64.c (process_epilogue,
337 process_for_unwind_directive): Use new unwind state numbers each
338 time rather than state 1.
340 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
343 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
344 before the "*llgt_didi" pattern.
346 2005-02-18 Jason Merrill <jason@redhat.com>
348 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
350 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
352 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
353 (div0): Use it in place of ARM_FUNC_ALIAS.
354 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
356 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
359 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
360 access, the lower bound of the array type if it exists.
362 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
365 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
366 cases that are out-of-range for the index type.
368 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
370 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
371 (estimate_case_costs): Don't call convert.
372 * expmed.c (expand_shift): Likewise.
373 (make_tree): Call fold_convert instead of convert.
375 2005-02-18 Jakub Jelinek <jakub@redhat.com>
378 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
379 that ref to be marked MEM_READONLY_P doesn't have base that needs
382 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
384 * genautomata.c (output_get_cpu_unit_code_func,
385 output_cpu_unit_reservation_p): Don't generate old-style function
388 2005-02-18 Jakub Jelinek <jakub@redhat.com>
391 PR tree-optimization/20009
392 * convert.c (convert_to_integer): Revert 2005-02-16 change.
394 PR tree-optimization/18947
395 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
396 inline, remove all nodes that are inlined into the extern inline
399 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
401 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
402 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
403 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
404 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
407 2005-02-17 Roger Sayle <roger@eyesopen.com>
409 PR tree-optimization/19917
410 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
411 to be potentially trapping.
413 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
415 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
417 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
419 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
420 tem becomes a local variable which is set to the value of the
421 back end defined INITIAL_FRAME_ADDRESS macro.
422 (expand_builtin_frame_address): Omit the base parameter to
423 expand_builtin_return_addr.
424 (expand_builtin_profile_func): Likewise.
425 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
426 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
427 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
429 2005-02-17 Jakub Jelinek <jakub@redhat.com>
431 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
432 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
433 * config/frv/frv.c (frv_function_epilogue): Likewise.
435 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
437 * lambda-code (perfect_nestify): Remove mark/unmark
439 * tree-loop-linear.c (linear_transform_loops): Add
440 rewrite_into_ssa call so that ssa is correct for
441 rewriting into loop closed.
443 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
445 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
446 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
448 * bt-load.c (btr_def_live_range, combine_btr_defs,
449 migrate_btr_def, migrate_btr_defs): Likewise.
450 * cfgcleanup.c (thread_jump): Likewise.
451 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
452 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
453 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
454 df_rd_local_compute, df_reg_info_compute): Likewise.
455 * dominance.c (init_dom_info, free_dom_info): Likewise.
456 * flow.c (init_propagate_block_info,
457 free_propagate_block_info): Likewise.
458 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
459 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
460 modify_reg_pav): Likewise.
461 * loop-invariant.c (find_defs, find_invariant_insn,
462 find_invariants, free_inv_motion_data): Likewise.
463 * predict.c (tree_predict_by_opcode,
464 estimate_bb_frequencies): Likewise.
465 * stmt.c (expand_case): Likewise.
466 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
467 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
468 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
469 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
470 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
471 rewrite_ssa_into_ssa): Likewise.
472 * tree-optimize.c (tree_rest_of_compilation): Likewise.
473 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
474 analyze_edges_for_bb, perform_edge_inserts): Likewise.
475 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
476 * tree-sra.c (tree_sra): Likewise.
477 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
478 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
479 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
480 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
481 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
482 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
484 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
485 calculate_live_on_entry, calculate_live_on_exit,
486 build_tree_conflict_graph): Likewise.
487 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
488 record_important_candidates, set_use_iv_cost, find_depends,
489 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
490 tree_ssa_iv_optimize_finalize): Likewise.
491 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
492 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
493 tree_duplicate_loop_to_header_edge): Likewise.
494 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
495 * tree-ssa.c (verify_flow_insensitive_alias_info,
496 verify_name_tags, verify_ssa, init_tree_ssa,
497 delete_tree_ssa): Likewise.
498 * tree-ssanames.c (marked_ssa_names, init_ssanames,
499 fini_ssanames): Likewise.
500 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
502 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
504 * config/rs6000/t-rtems: Completely reworked.
506 2005-02-17 Ira Rosen <irar@il.ibm.com>
508 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
510 2005-02-17 Ira Rosen <irar@il.ibm.com>
512 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
513 POINTER_TYPE_P when checking that type is a pointer.
514 (vect_get_memtag): Remove.
515 (vect_address_analysis): Use POINTER_TYPE_P. Call
516 vect_object_analysis with dummy parameter for memtag.
517 (vect_object_analysis): Extract memtag (functionality that
518 used to be in vect_get_memtag and moved here). Fix printings.
519 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
520 with correct parameters. Remove call to vect_get_memtag.
522 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
524 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
525 (tree-vectorizer.o): Added missing dependencies.
527 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
529 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
530 declaration in tree-vectorizer.c, now has an extern declaration in
532 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
533 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
534 get_vectype_for_scalar_type, vect_is_simple_use,
535 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
536 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
537 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
538 vectorizable_store, vectorizable_operation, vectorizable_assignment,
539 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
540 find_loop_location): Likewise.
542 * tree-vectorizer.c (langhooks.h): #include removed.
543 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
544 moved to tree-vectorized.h.
545 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
546 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
547 get_vectype_for_scalar_type, vect_is_simple_use,
548 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
549 vect_supportable_dr_alignment, new_loop_vec_info,
550 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
551 vect_set_verbosity_level, find_loop_location): Likewise.
553 (vect_analyze_loop): Function externalized. Declaration moved to
554 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
555 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
556 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
557 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
558 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
559 vect_enhance_data_refs_alignment, vect_analyze_operations,
560 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
561 vect_stmt_relevant_p, vect_get_loop_niters,
562 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
563 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
564 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
565 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
566 vect_get_memtag): Likewise.
568 (vectorizable_load): Function externalized. Declaration moved to
569 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
570 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
571 vect_transform_loop): Likewise.
572 (vect_transform_stmt): Moved to tree-vect-transform.c.
573 (vect_align_data_ref, vect_create_destination_var,
574 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
575 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
576 vect_get_vec_def_for_operand, vect_init_vector,
577 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
578 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
579 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
580 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
581 vect_do_peeling_for_loop_bound): Likewise.
583 * tree-vect-analyze.c: New file.
584 * tree-vect-transform.c: New file.
586 2005-02-17 Jason Merrill <jason@redhat.com>
588 PR mudflap/19319, c++/19317
589 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
592 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
594 * doc/install.texi (Specific): Update link for Darwin-specific
597 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
599 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
600 constant_boolean_node.
602 2005-02-16 David Edelsohn <edelsohn@gnu.org>
605 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
606 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
608 2005-02-16 Richard Henderson <rth@redhat.com>
611 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
613 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
614 replace uses with Wtype_MAXp1_F.
615 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
616 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
617 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
618 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
619 and HAVE_TFMODE as appropriate.
620 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
621 (__floatdisf): Likewise.
622 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
623 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
624 (Wtype_MAXp1_F): New.
625 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
626 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
628 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
631 * arm.c (arm_apply_result_size): New function.
632 * arm.h (APPLY_RESULT_SIZE): Define.
633 * arm-protos.h (arm_apply_result_size): Add prototype.
634 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
636 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
637 (call_value_symbol): Remove predicate for operand 0.
638 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
639 (untyped_call): Rework to correclty return values for any type.
640 (untyped_return): New expand.
641 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
643 2005-02-16 Stan Shebs <shebs@apple.com>
645 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
646 * config/rs6000/t-darwin8: New, for 64-bit multilib.
648 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
650 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
651 configure settings on Solaris 7 and later.
653 2005-02-16 Diego Novillo <dnovillo@redhat.com>
655 PR tree-optimization/19865
656 * tree-optimize.c (init_tree_optimization_passes): Run
657 pass_may_alias after pass_sra.
659 2005-02-16 Richard Henderson <rth@redhat.com>
660 Stuart Hastings <stuart@apple.com>
663 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
664 Do nothing if debug info suppressed for this function.
665 (dbxout_begin_function): Early exit if debug info suppressed for
668 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
671 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
673 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
675 PR tree-optimization/19967
676 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
677 expand_builtin_strchr, expand_builtin_strrchr): Take a new
678 argument TYPE. Adjust calls to fold_builtin_XXX.
679 (expand_builtin, fold_builtin_1): Adjust calls to
681 (fold_builtin_strchr, fold_builtin_strpbrk,
682 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
683 result to a requested type TYPE.
685 2005-02-16 Jakub Jelinek <jakub@redhat.com>
688 * fold-const.c (fold): Don't optimize (T)(x & cst) to
689 (T)x & (T)cst if (T)cst overflows.
690 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
691 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
693 2005-02-15 Jeff Law <law@redhat.com>
695 * gcse.c (blocks_with_calls): New bitmap.
696 (alloc_gcse_mem): Allocate it.
697 (free_gcse_mem): Free it.
698 (clear_modifY_mem_tables): Clear it.
699 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
700 when we encounter CALL_INSNs.
701 (compute_transp, case MEM): Handle blocks with calls separate
702 from blocks without calls. Use bitmap iterators rather than
705 2005-02-15 Peter O'Gorman <peter@pogma.com>
708 * mklibgcc.in (vis_hide): Use a temporary object file, not
711 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
714 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
717 2005-02-15 David Edelsohn <edelsohn@gnu.org>
718 Alan Modra <amodra@bigpond.net.au>
721 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
722 (_xlqsub): Rename to __gcc_qsub.
723 (_xlqmul): Rename to __gcc_qmul.
724 (_xlqdiv): Rename to __gcc_qdiv.
725 Provide versioned symbol aliases with old names.
726 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
727 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
728 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
729 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
730 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
732 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
734 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
735 Fold ~(A - 1) and ~(A + -1) to -A.
737 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
741 * config/host-linux.c (linux_gt_pch_use_address): Copy from
742 config/pa/pa-host.c:pa_gt_pch_use_address.
744 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
746 * tree-vn.c (get_value_handle): Make sure that given an
747 is_gimple_min_invariant expression, we always return it.
749 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
751 * passes.c (rest_of_handle_gcse): Fix a comment.
753 2005-02-15 Jeff Law <law@redhat.com>
755 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
757 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
758 (canon_list_insert, record_last_mem_set_info): Similarly.
759 (clear_modify_mem_tables): Similarly.
761 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
763 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
764 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
765 config/mips/mips.md, config/rs6000/aix.h,
766 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
768 2005-02-15 Richard Henderson <rth@redhat.com>
770 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
771 call to be best_edge.
773 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
775 * basic-block.h: Adjust the prototype for find_basic_blocks.
776 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
777 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
780 * flow.c (recompute_reg_usage): Remove all arguments.
781 * passes.c (rest_of_compilation): Adjust the call to
783 * rtl.h: Adjust the prototype for recompute_reg_usage.
785 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
787 * tree-dump.c (dump_files): Update to reflect new member
789 (dump_register): Add new argument.
791 (dump_switch_p_1): Check against glob name if doglob was passed.
792 (dump_switch_p): Check against regular first, then glob if
793 we didn't have any hits on the dump name.
794 * tree-optimize.c (register_one_dump_file):
795 Pass in glob name as well.
796 * tree-pass.h (struct dump_file_info): Add glob
799 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
801 PR preprocessor/16323
802 * doc/invoke.texi: Document that -Wendif-labels is on by default.
804 2005-02-14 David Edelsohn <edelsohn@gnu.org>
807 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
808 (trunctfdf2_internal1): New.
809 (trunctfdf2_internal2): Renamed from trunctfdf2.
811 2005-02-14 Diego Novillo <dnovillo@redhat.com>
813 PR tree-optimization/19853
814 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
816 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
818 * passes.c (rest_of_handle_loop_optimize): Remove calls to
819 delete_dead_jumptables and cleanup_cfg.
821 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
823 * reload.c (find_reloads): Swap address_reloaded flags when
824 swapping commutative operands.
826 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
828 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
829 Use standard_iv_increment_position for computing the bsi position
831 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
834 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
837 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
838 life range of hard registers.
839 * value-prof.c (insn_prefetch_values_to_profile): Only
842 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
845 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
847 * bitmap.h (bitmap_and_compl_into): Return bool.
848 * bitmap.c (bitmap_and_compl_into): Return changed flag.
850 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
852 PR tree-optimization/19944
853 * fold-const.c (fold): Re-add ABS_EXPR folding.
855 2005-02-13 David Edelsohn <edelsohn@gnu.org>
858 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
859 {TARGET,MASK}_XL_COMPAT.
860 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
862 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
863 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
865 (rs6000_arg_partial_bytes): Same.
866 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
867 and XL compatibility enabled.
868 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
869 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
870 test to final condition.
871 (cmptf_internal2): New.
872 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
873 xl-compat. Add TFmode information to description.
875 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
877 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
879 2005-02-13 Jason Merrill <jason@redhat.com>
882 * fold-const.c (fold_indirect_ref_1): Split out from...
883 (build_fold_indirect_ref): Here.
884 (fold_indirect_ref): New fn.
885 * tree.h: Declare it.
886 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
887 (gimplify_modify_expr_rhs): Likewise.
888 (gimplify_expr): Likewise.
890 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
892 PR tree-optimization/14303
893 PR tree-optimization/15784
894 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
895 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
896 ABS_EXPR<x> != 0 to x != 0.
898 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
900 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
901 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
902 spelling conventions.
904 * passes.c (rest_of_handle_gcse): Don't run cse_main and
905 delete_trivially_dead_insns too many times.
907 * passes.c (rest_of_handle_gcse): Remove dead assignments to
910 2005-02-12 Ira Rosen <irar@il.ibm.com>
912 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
913 (vect_is_simple_iv_evolution): Remove redundant parameter
915 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
916 without last parameter.
917 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
918 Return pointer step. Call vect_is_simple_iv_evolution without
919 last parameter. Check only that the step is multiple of size
920 type. Remove stmt_vinfo updates.
921 (vect_get_memtag_and_dr): Remove.
922 (vect_get_memtag): New function.
923 (vect_address_analysis): New function.
924 (vect_object_analysis): New function.
925 (vect_analyze_data_refs): Call vect_object_analysis and
926 vect_get_memtag. Update stmt_vinfo fields.
928 2005-02-12 Ira Rosen <irar@il.ibm.com>
930 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
931 exist and are objects. Remove checks for pointer.
932 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
933 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
934 (vect_create_data_ref_ptr): Likewise.
935 (vect_base_addr_differ_p): New function.
936 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
937 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
938 Don't set the DR_BASE_NAME field of data-ref.
939 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
941 2005-02-12 Uros Bizjak <uros@kss-loka.si>
943 * optabs.h (enum optab_index): Add new OTI_ldexp.
944 (ldexp_optab): Define corresponding macro.
945 * optabs.c (init_optabs): Initialize ldexp_optab.
946 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
948 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
950 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
951 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
953 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
954 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
957 2005-02-12 Ira Rosen <irar@il.ibm.com>
959 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
961 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
963 (vect_get_base_and_offset): Always return an address.
964 (vect_create_addr_base_for_vector_ref): Remove treatment for
965 different data reference types.
966 (vect_compute_data_ref_alignment): Rename base to base_address in
967 stmt_vec_info. Get the object in order to force its alignment.
968 (vect_get_memtag_and_dr): Rename base to base_address in
969 stmt_vec_info. Extract the object for memtag analysis.
971 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
974 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
975 changes cc_status, use apply modified_in_p to part of cc_status
976 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
979 2005-02-11 Richard Henderson <rth@redhat.com>
981 * tree-complex.c (expand_complex_libcall): New.
982 (expand_complex_multiplication): Use it for c99 compliance.
983 (expand_complex_division): Likewise.
984 * fold-const.c (fold_complex_add, fold_complex_mult): New.
986 * builtins.c (built_in_names): Remove const.
987 * tree.c (build_common_builtin_nodes): Build complex arithmetic
989 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
990 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
991 (built_in_names): Remove const.
992 * c-common.c (c_common_type_for_mode): Handle complex modes.
993 * flags.h, toplev.c (flag_complex_method): Rename from
994 flag_complex_divide_method.
995 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
996 __mulsc3, __muldc3, __mulxc3, __multc3): New.
997 * libgcc2.h: Declare them.
998 * libgcc-std.ver: Export them.
999 * mklibgcc.in (lib2funcs): Build them.
1001 2005-02-11 Steven Bosscher <stevenb@suse.de>
1003 PR tree-optimization/19876
1004 Partially revert my change from 2005-01-14
1005 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1006 (compute_antic): ...and remove the loop here.
1008 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1011 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1012 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1014 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1015 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1017 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1019 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1020 offsets for the big-endian 32-bit case.
1022 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1024 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1026 2005-02-11 Dale Johannesen <dalej@apple.com>
1028 * cselib.c (cselib_process_insn): Clear out regs where
1029 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1030 * reload.c (find_equiv_reg): Ditto.
1032 2005-02-11 Ian Lance Taylor <ian@airs.com>
1034 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1037 * tree.c (build_function_type_list): Work correctly if there are
1040 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1042 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1043 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1044 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1045 TARGET_ZARCH instead of TARGET_64BIT.
1047 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1049 * config/rs6000/t-rtems:
1050 (MULTILIB_OPTIONS): Remove mcpu=602.
1051 (MUTLILIB_DIRNAMES): Remove m602.
1052 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1053 Let mcpu=602 match mcpu=603.
1054 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1056 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1058 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1061 2005-02-10 David Daney <ddaney@avtrex.com>
1063 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1064 * config/i386/linux-unwind.h: Likewise.
1065 * config/ia64/linux-unwind.h: Likewise.
1066 * config/mips/linux-unwind.h: Likewise.
1067 * config/pa/linux-unwind.h: Likewise.
1068 * config/rs6000/linux-unwind.h: Likewise.
1069 * config/s390/linux-unwind.h: Likewise.
1070 * config/sh/linux-unwind.h: Likewise.
1071 * config/sparc/linux-unwind.h: Likewise.
1073 2005-02-10 Steven Bosscher <stevenb@suse.de>
1075 PR tree-optimization/17549
1076 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1077 TER to replace a DEF with its expression if the DEF and the
1078 rhs of the expression we replace into have the same root
1081 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1083 * config/mips/mips.md: Fix the placement of the match_scratch in the
1086 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1088 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1091 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1093 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1094 (strip_offset): Handle addresses.
1095 (add_address_candidates): Use strip_offset.
1096 (difference_cost): Reflect strip_offset change.
1097 (force_var_cost, difference_cost): Strip nops.
1099 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1101 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1103 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1104 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1105 config/cris/cris-protos.h, config/cris/cris.c: Update
1108 2005-02-10 Jeff Law <law@redhat.com>
1110 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1111 (lookup_avail_expr): Similarly.
1113 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1115 * builtins.c (fold_builtin_powi): New function.
1116 (fold_builtin_1): Call it.
1118 2005-02-10 Steven Bosscher <stevenb@suse.de>
1120 PR documentation/19309
1121 * doc/cpp.texi: The __GNUC__ and related predefined macros
1122 are also defined for the "standalone" cpp.
1123 Some non-GCC compilers may also define __GNUC__.
1125 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1128 * c-typeck.c (common_type): New routine. Old common_type renamed
1130 (c_common_type): ...this.
1131 (build_conditional_expr, build_binary_op): Use c_common_type instead
1134 2005-02-10 Steven Bosscher <stevenb@suse.de>
1136 * doc/md.texi: Replace @samp{length} with @code{length}.
1138 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1140 PR tree-optimization/18687
1141 * tree-flow.h (find_loop_niter): Declare.
1142 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1143 Try using scev even for loops with more than one exit.
1144 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1145 (struct ivopts_data): Added niters field.
1146 (struct nfe_cache_elt): New.
1147 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1149 (tree_ssa_iv_optimize_init): Initialize niters cache.
1150 (determine_number_of_iterations): Removed.
1151 (find_induction_variables): Do not call determine_number_of_iterations.
1152 Access niters for single exit through niter_for_single_dom_exit.
1153 (add_iv_outer_candidates): Access niters for single exit through
1154 niter_for_single_dom_exit.
1155 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1156 number_of_iterations_cond.
1157 (iv_period): New function.
1158 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1159 (may_replace_final_value): Take data argument. Use
1160 niter_for_single_dom_exit.
1161 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1162 (rewrite_use_compare): Pass data to may_eliminate_iv.
1163 (rewrite_use_outer): Pass data to may_replace_final_value.
1164 (free_loop_data): Clean up the niters cache.
1165 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1166 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1167 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1168 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1169 (num_ending_zeros): Moved to tree.c.
1170 * tree.h (num_ending_zeros): Declare.
1171 * tree.c (num_ending_zeros): Moved from tree.c.
1173 2005-02-09 Richard Henderson <rth@redhat.com>
1175 * builtins.c (DEF_BUILTIN): Add COND argument.
1176 * tree.h (DEF_BUILTIN): Likewise.
1177 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1178 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1180 (DEF_BUILTIN_STUB): New.
1181 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1182 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1183 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1184 * c-common.c (DEF_BUILTIN): Add COND argument.
1185 * tree.c (local_define_builtin): New.
1186 (build_common_builtin_nodes): New.
1188 2005-02-09 Roger Sayle <roger@eyesopen.com>
1190 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1191 floating point expression ignoring the sign of the result.
1192 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1193 (fold) <MULT_EXPR>: Use it to simplify x*x.
1194 * tree.h (fold_strip_sign_ops): Prototype here.
1195 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1196 argument. Use fold_strip_sign_ops to simplify the first argument.
1197 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1198 first argument when the second argument is an even integer
1199 constant, but only with -funsafe_math_optimizations.
1200 (fold_builtin_1): Update call to fold_builtin_copysign.
1202 2005-02-09 Ian Lance Taylor <ian@airs.com>
1205 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1206 just check whether EH_FILTER_FAILURE falls through.
1208 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1210 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1211 insns return to ready list in the next turn.
1213 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1216 * builtins.def: New __builtin_powi[lf].
1217 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1218 (expand_builtin_powi): New function.
1219 (expand_builtin): Dispatch to expand_builtin_powi.
1220 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1221 * libgcc2.c: Add __builtin_powi[lf] implementation.
1222 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1223 * optabs.h: Add powi_optab.
1224 * optabs.c (init_optabs): Initialize powi_optab.
1225 * doc/extend.texi: Document __builtin_powi[lf].
1227 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1229 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1232 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1235 * fold-const.c (try_move_mult_to_index): Remove redundant
1236 type argument. Create ADDR_EXPR with correct type.
1237 (fold): Update callers of try_move_mult_to_index. Convert
1238 result to the appropriate type.
1240 2005-02-09 Roger Sayle <roger@eyesopen.com>
1243 * config/avr/avr.c (default_rtx_costs): Delete.
1244 (avr_operand_rtx_cost): New function.
1245 (avr_rtx_costs): Completely rewrite.
1247 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1250 * config/cris/cris.c (in_code): New variable.
1251 (cris_output_addr_const): Now a static function, a wrapper for
1253 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1254 case from old cris_output_addr_const.
1255 (cris_asm_output_label_ref): Similar for LABEL_REF.
1256 (cris_output_addr_const_extra): Similar for UNSPEC.
1257 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1258 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1259 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1261 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1262 (cris_asm_output_label_ref): Declare.
1264 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1266 PR preprocessor/19801
1267 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1268 filenames that changed when libcpp was moved to the toplevel.
1270 2005-02-07 Roger Sayle <roger@eyesopen.com>
1272 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1273 zero extensions of BImode operands. Call lowpart_subreg instead
1274 of gen_lowpart_common and gen_lowpart_SUBREG.
1276 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1279 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1280 * configure.ac: Set cc_for_cross_gnattools.
1281 * configure: Regenerate.
1283 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1286 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1288 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1291 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1292 of nested functions.
1294 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1296 * doc/extend.texi: Document deprecated extensions allowing
1297 static floating-point members to have initializers and allowing
1298 floating-point literals in integral constant expressions.
1300 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1302 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1303 config/darwin7.h, config/mips/mips.c,
1304 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1307 * cse.c: Update comments.
1309 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1312 * builtins.c (fold_builtin_sqrt): Transform
1313 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1316 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1317 Dorit Naishlos <dorit@il.ibm.com>
1319 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1320 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1321 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1323 * tree.h (vect_set_verbosity_level): New extern function declaration
1325 * tree-vectorizer.h (verbosity_levels): New enum type.
1326 * tree-vectorizer.c (vect_debug_stats): Function removed.
1327 (vect_debug_details): Likewise.
1328 (vect_verbosity_level): Global variable was defined and initialized.
1329 (vect_dump): Global variable definition.
1330 (vect_print_dump_info): New function.
1331 (vect_set_dump_settings): New function.
1332 (vect_set_verbosity_level): New function.
1333 (vectorize_loops): Add call to vect_set_dump_settings.
1335 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1336 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1337 (slpeel_tree_peel_loop_to_edge): Likewise.
1339 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1340 appropriate verbosity level instead of call to vect_debug_details
1341 or vect_debug_stats.
1342 (vect_get_base_and_offset):
1343 (vect_create_addr_base_for_vector_ref):
1344 (get_vectype_for_scalar_type):
1345 (vect_create_data_ref_ptr):
1347 (vect_get_vec_def_for_operand):
1348 (vect_finish_stmt_generation):
1349 (vectorizable_assignment):
1350 (vectorizable_operation):
1351 (vectorizable_store):
1352 (vectorizable_load):
1353 (vect_transform_stmt):
1354 (vect_update_ivs_after_vectorizer):
1355 (vect_do_peeling_for_loop_bound):
1356 (vect_update_inits_of_drs):
1357 (vect_do_peeling_for_alignment):
1358 (vect_transform_loop):
1359 (vect_is_simple_use):
1360 (vect_analyze_operations):
1361 (vect_is_simple_iv_evolution):
1362 (vect_analyze_scalar_cycles):
1363 (vect_analyze_data_ref_dependence):
1364 (vect_analyze_data_ref_dependences):
1365 (vect_compute_data_ref_alignment):
1366 (vect_enhance_data_refs_alignment):
1367 (vect_analyze_data_refs_alignment):
1368 (vect_analyze_data_ref_access):
1369 (vect_analyze_data_ref_accesses):
1370 (vect_analyze_pointer_ref_access):
1371 (vect_get_memtag_and_dr):
1372 (vect_analyze_data_refs):
1373 (vect_mark_relevant):
1374 (vect_stmt_relevant_p):
1375 (vect_mark_stmts_to_be_vectorized):
1376 (vect_can_advance_ivs_p):
1377 (vect_get_loop_niters):
1378 (vect_analyze_loop_form):
1379 (vect_analyze_loop):
1380 (vectorize_loops): Likewise.
1382 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1383 (vect_update_inits_of_drs):
1384 (vect_do_peeling_for_alignment):
1385 (vect_transform_loop):
1386 (vect_analyze_operations):
1387 (vect_analyze_scalar_cycles):
1388 (vect_analyze_data_ref_dependences):
1389 (vect_analyze_data_refs_alignment):
1390 (vect_analyze_data_ref_accesses):
1391 (vect_analyze_data_refs):
1392 (vect_mark_stmts_to_be_vectorized):
1393 (vect_get_loop_niters):
1394 (vect_analyze_loop_form):
1395 (vect_analyze_loop): Likewise.
1396 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1398 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1402 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1403 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1404 either -ffast-math or -funsafe-math-optimizations is in use.
1406 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1407 * config/mips/irix-csr.c: New file.
1408 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1409 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1410 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1413 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1415 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1416 redundant, incorrect definitions.
1418 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1420 ("*tls_indirect_call"): New, reference hard regs directly.
1421 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1423 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1425 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1426 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1428 2005-02-06 Roger Sayle <roger@eyesopen.com>
1430 PR rtl-optimization/19800
1431 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1432 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1435 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1437 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1439 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1442 * doc/invoke.texi: Correct documentation of -freorder-functions.
1444 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1447 * doc/invoke.texi: Don't mention gccbug.
1449 2005-02-06 Roger Sayle <roger@eyesopen.com>
1450 Andrew Pinski <pinskia@physics.uc.edu>
1451 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1453 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1454 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1455 into just (zero_extract:SI FOO (const_int 1) BAR).
1457 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1459 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1460 macro locally. Don't give last revision date. Use GCC version
1461 number from gcc-common.texi.
1462 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1463 revision date. Use GCC version number from gcc-common.texi.
1464 Describe being a library as current state rather than as 3.x
1466 * doc/gcc.texi: Remove last update date.
1467 * doc/gccint.texi: Likewise. Update copyright dates.
1468 * doc/install.texi: Update copyright dates.
1470 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1473 * doc/invoke.texi: Mention for each option included in -Wall that
1474 it is included in -Wall.
1475 * doc/gcc.texi: Update copyright and last modification date.
1477 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1479 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1480 unnecessary cast to original induction variable increments.
1482 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1484 PR tree-optimization/18219
1485 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1486 in distributed form.
1488 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1490 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1491 Set bitpos and offset later in the function. Do nothing if the
1492 target is a register and if the bitfield lies completely outside
1494 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1495 here. Return an uninitialised register if the source value is stored
1496 in a register and the bitfield lies completely outside that register.
1498 2005-02-06 Steven Bosscher <stevenb@suse.de>
1500 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1503 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1505 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1507 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1509 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1510 * config/darwin8.h: New.
1511 * config/darwin7.h: Update comment.
1513 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1514 Dorit Naishlos <dorit@il.ibm.com>
1516 * tree-vectorizer.h (LOC): New type.
1517 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1518 (loop_line_number): New field in struct _loop_vec_info.
1519 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1521 * tree-vectorizer.c (input.h): Included.
1522 (find_loop_location): New function.
1523 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1524 loop line number removed.
1525 (vect_debug_details): Likewise.
1526 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1528 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1529 call to vect_debug_details/stats changed from loop to loop_loc.
1530 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1531 (slpeel_tree_peel_loop_to_edge): Likewise.
1533 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1534 changed from NULL to UNKNOWN_LOC.
1535 (vect_get_base_and_offset):
1536 (vect_create_addr_base_for_vector_ref):
1537 (get_vectype_for_scalar_type):
1538 (vect_create_data_ref_ptr):
1540 (vect_get_vec_def_for_operand):
1541 (vect_finish_stmt_generation):
1542 (vectorizable_assignment):
1543 (vectorizable_operation):
1544 (vectorizable_store):
1545 (vectorizable_load):
1546 (vect_transform_stmt):
1547 (vect_update_ivs_after_vectorizer):
1548 (vect_do_peeling_for_loop_bound):
1549 (vect_do_peeling_for_alignment):
1550 (vect_transform_loop):
1551 (vect_is_simple_use):
1552 (vect_analyze_operations):
1553 (vect_is_simple_iv_evolution):
1554 (vect_analyze_scalar_cycles):
1555 (vect_analyze_data_ref_dependences):
1556 (vect_compute_data_ref_alignment):
1557 (vect_enhance_data_refs_alignment):
1558 (vect_analyze_data_ref_access):
1559 (vect_analyze_data_ref_accesses):
1560 (vect_analyze_pointer_ref_access):
1561 (vect_get_memtag_and_dr):
1562 (vect_analyze_data_refs):
1563 (vect_mark_relevant):
1564 (vect_stmt_relevant_p):
1565 (vect_mark_stmts_to_be_vectorized):
1566 (vect_can_advance_ivs_p):
1567 (vect_get_loop_niters):
1568 (vect_analyze_loop):
1569 (vectorize_loops): Likewise.
1571 (vectorizable_load): Argument in call to vect_debug_details/stats
1572 changed from loop to LOOP_LOC (loop_vinfo).
1573 (vect_transform_loop):
1574 (vect_analyze_operations):
1575 (vect_analyze_scalar_cycles):
1576 (vect_analyze_data_ref_dependence):
1577 (vect_enhance_data_refs_alignment):
1578 (vect_analyze_data_ref_accesses):
1579 (vect_analyze_pointer_ref_access):
1580 (vect_analyze_data_refs):
1581 (vect_analyze_loop): Likewise.
1583 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1584 changed from loop to loop_loc.
1586 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1588 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1589 Dorit Naishlos <dorit@il.ibm.com>
1591 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1593 (vect_analyze_data_ref_dependences): Likewise.
1595 (vect_is_simple_use): Argument changed from loop structure to
1596 loop_vect_info structure.
1597 (vect_can_advance_ivs_p): Likewise.
1598 (vect_create_index_for_vector_ref): Likewise.
1599 (vect_update_ivs_after_vectorizer): Likewise.
1600 (new_stmt_vec_info): Likewise.
1602 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1603 changed from loop to loop_vinfo.
1604 (vect_create_data_ref_ptr): First argument in call to
1605 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1606 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1607 was changed from loop to loop_vinfo.
1608 (vectorizable_operation): Likewise.
1609 (vectorizable_store): Likewise.
1610 (vect_mark_stmts_to_be_vectorized): Likewise.
1611 (vect_do_peeling_for_loop_bound): First argument in call to
1612 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1613 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1614 was changed from loop to loop_vinfo.
1615 (vect_analyze_data_ref_dependences): Third argument in call to
1616 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1618 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1619 (vect_create_data_ref_ptr): Likewise.
1620 (vect_init_vector): Likewise.
1621 (vect_get_vec_def_for_operand): Likewise.
1622 (vectorizable_assignment): Likewise.
1623 (vectorizable_operation): Likewise.
1624 (vectorizable_store): Likewise.
1625 (vectorizable_load): Likewise.
1626 (vect_update_ivs_after_vectorizer): Likewise.
1627 (vect_is_simple_use): Likewise.
1628 (vect_analyze_data_ref_dependence): Likewise.
1629 (vect_analyze_pointer_ref_access): Likewise.
1630 (vect_can_advance_ivs_p): Likewise.
1632 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1633 before _stmt_vec_info.
1634 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1635 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1636 (new_stmt_vec_info): Argument changed from loop structure to
1637 loop_vect_info structure
1639 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1640 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1641 (vect_create_addr_base_for_vector_ref): Likewise.
1642 (vect_analyze_pointer_ref_access): Likewise.
1644 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1647 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1648 phi flag if the phi is abnormal.
1650 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1653 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1654 information for the new statement.
1656 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1659 * gcc.c (main): Include the target in -v output.
1661 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1663 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1664 Do not drop the extend if we'd have to add a paradoxical subreg
1665 later. Include optabs.h and insn-codes.h.
1666 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1668 2005-02-02 Roger Sayle <roger@eyesopen.com>
1671 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1672 * fold-const.c (const_binop): Avoid constant folding floating
1673 point operations in modes that use composite representations.
1674 * simplify-rtx.c (simplify_binary_operation): Likewise.
1676 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1678 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1680 (altivec_dstt): Likewise.
1681 (altivec_dstst): Likewise.
1682 (altivec_dststt): Likewise.
1683 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1686 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1688 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1689 EXPR_LOCUS from orig_cond to the new cond_stmt.
1690 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1693 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1695 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1696 standard_iv_increment_position. Remove call to bsi_next
1697 (no need to bump the iterator anymore).
1698 (vect_create_index_for_vector_ref): Call
1699 standard_iv_increment_position. Remove second function argument.
1700 (vect_finish_stmt_generation): Remove call to bsi_next
1701 (no need to bump the iterator anymore).
1702 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1703 to vect_create_index_for_vector_ref.
1705 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1707 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1708 phis are used out of the loop.
1710 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1713 * c-decl.c (undef_nested_function): New variable.
1714 (pop_scope): Diagnose undefined nested functions.
1715 (finish_function): Don't attempt cgraph processing or genericizing
1716 if current top-level function contained an undefined nested
1717 function. Reset undef_nested_function at the end of a top-level
1720 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1722 * tree.c (build_int_cst_type): Take sign of the value into account
1723 when deciding whether sign extend the value.
1725 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1728 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1729 (cpp_options, cc1_options): Change %{std*&ansi} to
1730 %{std*&ansi&trigraphs}.
1732 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1734 * cse.c: Update comments.
1736 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1738 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1739 arguments go on the stack. Do not put complex doubles in odd/even
1742 2005-02-02 Steven Bosscher <stevenb@suse.de>
1744 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1745 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1746 -ftree-pre, and -fthread-jumps.
1748 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1750 PR tree-optimization/19578
1751 * tree-flow.h (modified_noreturn_calls): Declare.
1752 (noreturn_call_p): Declare.
1753 * tree-flow-inline.h (noreturn_call_p): New function.
1754 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1755 * tree-cfg.c (modified_noreturn_calls): New variable.
1756 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1757 that contain a mid-block noreturn call.
1758 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1760 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1762 * df.c (df_def_record_1, df_uses_record): Don't use
1764 * df.h (DF_FOR_REGALLOC): Remove.
1766 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1769 * c-typeck.c (really_start_incremental_init): Reset
1770 constructor_max_index for arrays of incomplete type.
1772 2005-02-02 Jeff Law <law@redhat.com>
1774 * gcse.c (struct reg_set): Store the block index where the register
1775 was set rather than the setting insn.
1776 (record_one_set, compute_transp): Corresponding changes.
1777 (pre_insert_copy_insn): Do not call replace_one_set.
1778 (replace_one_set): Remove.
1780 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1783 * doc/gcov.texi: Fix typo.
1785 2005-02-01 Richard Henderson <rth@redhat.com
1788 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1789 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1791 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1792 * config/i386/i386-protos.h: Update.
1794 2005-02-01 Steven Bosscher <stevenb@suse.de>
1796 PR tree-optimization/19217
1797 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1798 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1799 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1800 that it is walking a PHI node.
1802 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1804 * doc/extend.texi (Nested Functions): Update.
1806 2005-02-01 Richard Henderson <rth@redhat.com>
1809 * optabs.c (expand_copysign_absneg): Export.
1810 * optabs.h (expand_copysign_absneg): Declare.
1811 * config/rs6000/rs6000.md (copysigntf3): New.
1813 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1815 PR tree-optimization/19633
1816 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1817 * tree-ssa-alias.c (init_alias_info): Initialize.
1818 (merge_pointed_to_info): Set.
1819 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1820 (dump_points_to_info_for): Show value of pt_null.
1821 (struct count_ptr_d): Declare.
1822 (find_ptr_dereference): Remove.
1823 (ptr_is_dereferenced_by): Remove.
1824 (count_ptr_derefs): New local function.
1825 (count_uses_and_derefs): New local function.
1826 (compute_points_to_and_addr_escape): Call it. If the number
1827 of dereferences is greater than zero, mark the pointer as
1828 dereferenced. If there are fewer dereferences than uses of
1829 the pointer, the pointer's value escapes.
1831 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1833 PR tree-optimization/19670
1834 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1836 (verify_use): ... set it here, instead.
1838 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1840 * doc/sourcebuild.texi (Test directives): Fix formatting.
1842 * doc/sourcebuild.texi (Test directives): Describe selector
1845 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1847 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1848 specific 64-bit CPUs.
1850 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1853 * arm.c (arm_eliminable_register): New function.
1854 (adjacent_mem_locations): Don't allow eliminable registers. Use
1855 HOST_WIDE_INT for address offsets.
1856 * arm-protos.h (arm_eliminable_register): Add prototype.
1858 2005-02-01 Steven Bosscher <stevenb@suse.de>
1860 PR optimization/15242
1861 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1862 * basic-block.h (duplicate_computed_gotos): Add prototype.
1863 * bb-reorder.c (duplicate_computed_gotos): New function to
1864 duplicate sufficiently small blocks ending in a computed jump.
1865 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1866 if not optimizing for size.
1867 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1868 never do tail merging for blocks ending in a computed jump.
1869 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1871 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1873 Patch from Richard Sandiford <rsandifo@redhat.com>
1874 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1875 from inheriting a subreg equivalence with a non-spill register.
1877 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1879 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1881 * config/frv/frv.c (movcc_fp_destination_operand): New.
1882 (gpr_or_memory_operand): Fix typo in comment.
1883 (gpr_or_memory_operand_with_scratch): New.
1884 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1885 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1886 movcc_fp_destination_operand.
1887 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1888 Legitimize memory addresses using a scratch register.
1890 2005-01-31 Jeff Law <law@redhat.com>
1892 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1893 bitmap a sparse bitmap instead of a simple bitmap.
1894 (mark_def_sites_initialize_block): Corresponding changes.
1895 (ssa_mark_def_sites_initialize_block): Likewise.
1896 (ssa_mark_phi_uses): Likewise.
1897 (mark_def_site, ssa_mark_def_sites): Likewise.
1898 (mark_def_site_blocks): Likewise.
1899 (rewrite_ssa_into_ssa): Likewise.
1901 * tree-ssa-dom.c (record_cond): Pass correct variable type
1902 for last argument to htab_find_slot_with_hash.
1904 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1905 effects when optimizing 0 % X. Do not try to optimize X % 0.
1907 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1909 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1912 2005-02-01 Eric Christopher <echristo@redhat.com>
1914 * config/mips/mips.c (override_options): Warn if -mint64
1916 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1919 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1921 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1923 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1924 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1925 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1926 (cached_regno): Initialize to INVALID_REGNUM.
1927 (cse_reg_info_table_size,
1928 cse_reg_info_table_first_uninitialized,
1929 cse_reg_info_timestamp): New.
1930 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1932 (init_cse_reg_info, get_cse_reg_info_1): New.
1933 (get_cse_reg_info): Cache the last look-up.
1934 (new_basic_block): Update the code to clear mappings from
1935 registers to cse_reg_info entries.
1936 (cse_main): Call init_cse_reg_info.
1938 * cse.c (get_cse_reg_info): Update a comment.
1940 2005-01-31 Steven Bosscher <stevenb@suse.de>
1943 * c-decl.c (start_decl): Do not warn about arrays of elements with
1944 an incomplete type here.
1945 (grokdeclarator): Do it here by making a pedwarn an error.
1946 * c-typeck.c (push_init_level): If there were previous errors with
1947 the constructor type, do not warn about braces for initializers.
1948 (process_init_element): Likewise for excess initializer elements.
1950 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1952 * cse.c (delete_trivially_dead_insn): Don't iterate.
1954 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1956 * config/rs6000/rs6000.md (copysignsf3): New expand.
1957 (copysigndf3): Likewise.
1959 2005-01-31 Steven Bosscher <stevenb@suse.de>
1961 * recog.c (constrain_operands): Only look for earlyclobber operand
1962 conflicts if an '&' constraint was seen.
1964 2005-01-31 Marc Espie <espie@openbsd.org>
1966 * config.gcc: Don't include embedded systems fragment, switches default
1967 debugging format to ELF.
1968 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1969 longer pick it up there.
1971 2005-01-31 Dale Johannesen <dalej@apple.com>
1973 * doc/extend.texi (nested functions): Fix linkage description.
1974 Clarify that static is not allowed.
1976 2005-01-31 Dale Johannesen <dalej@apple.com>
1978 * config/rs6000/darwin.md (movsf_low_di): Make work.
1979 (movdf_low_di): Make work.
1981 2005-01-31 Dale Johannesen <dalej@apple.com>
1983 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1984 Make work for 64 bit.
1986 2005-01-31 Roger Sayle <roger@eyesopen.com>
1987 Dale Johannesen <dalej@apple.com>
1990 * fold-const.c (fold_binary_op_with_conditional_arg):
1991 Make types match original operands, before STRIP_NOPS.
1993 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1995 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1996 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1997 (struct gcc_sigcontext): Delete. Merge contents to..
1998 (struct gcc_ucontext): ..here.
1999 (get_sigcontext): Delete.
2000 (get_regs): New function, like get_sigcontext but return regs ptr.
2001 64-bit version finds regs from r1 to support vdso.
2002 (ppc_linux_aux_vector): New function.
2003 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2006 2005-01-31 Ira Rosen <irar@il.ibm.com>
2008 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2010 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2011 redundant fold. Fix misalignment for MINUS_EXPR.
2012 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2013 (vect_analyze_pointer_ref_access): Likewise.
2014 (vect_get_memtag_and_dr): Likewise.
2016 2005-01-31 Richard Henderson <rth@redhat.com>
2018 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2019 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2020 absnegdf2_i387, absnegxf2_i387): Likewise.
2022 2005-01-31 Richard Henderson <rth@redhat.com>
2025 * optabs.c (expand_copysign_absneg): New.
2026 (expand_copysign_bit): Split out from ...
2027 (expand_copysign): ... here. Use expand_copysign_absneg.
2029 2005-01-30 Roger Sayle <roger@eyesopen.com>
2032 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2033 constant as the second operand and a register as the third.
2035 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2038 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2039 that dllimport'd functions do not use all call-clobbered registers
2042 2005-01-30 Richard Henderson <rth@redhat.com>
2045 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2046 expand_abs_nojump and generalize. Use operand_subword and
2047 emit_no_conflict_block. Support large modes.
2048 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2050 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2051 negation to subtraction.
2052 (expand_copysign): Check that the format has signed zeros.
2053 Use operand_subword and emit_no_conflict_block. Support large modes.
2055 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2057 Fix PR tree-optimization/19624
2059 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2060 * tree-ssa-pre.c: Add cfgloop.h.
2062 (pre_stats): New member, constified.
2063 (inserted_exprs): New static variable.
2064 (NECESSARY): New macro.
2065 (create_expression_by_pieces): Fold the expression, and
2066 mark it as defaulting to not necessary. Also put in
2068 (fully_constant_expression): New function.
2069 (insert_into_preds_of_block): Modify to not insert phis when we
2070 are playing with induction variables.
2071 Push phis onto the inserted_exprs vector, and mark them as not
2072 necessary by default.
2073 (insert_aux): Call fully_constant_expression on eprime.
2074 If all edges produce the same value, mark it constant.
2075 (mark_operand_necessary): New function.
2076 (remove_dead_inserted_code): New function.
2077 (init_pre): Init loop optimizer to get loop info.
2078 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2079 (execute_pre): Commit edge inserts, then remove dead code.
2081 2005-01-30 Richard Henderson <rth@redhat.com>
2083 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2084 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2086 2005-01-30 Richard Henderson <rth@redhat.com>
2089 * config/i386/i386.c (ix86_expand_copysign): New.
2090 (ix86_split_copysign_const): New.
2091 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2092 rearrange op1/nmask operands.
2093 * config/i386/i386-protos.h: Update.
2094 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2095 (copysigndf3): Likewise.
2096 (copysignsf3_const, copysigndf3_const): New.
2097 (copysignsf3_var): Rename from copysignsf3, split out splitter
2098 and fix split predicate for X constraint.
2099 (copysigndf3_var): Similarly.
2101 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2103 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2104 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2105 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2107 2005-01-29 Richard Henderson <rth@redhat.com>
2110 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2111 of # and * in constraints.
2113 2005-01-29 Richard Henderson <rth@redhat.com>
2116 * expr.c (store_field): Don't strip sub-mode cast when the input
2117 data is even smaller.
2119 2005-01-29 Richard Henderson <rth@redhat.com>
2122 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2125 2005-01-29 Richard Henderson <rth@redhat.com>
2127 * combine.c (make_field_assignment): Fix argument order
2130 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2132 PR tree-optimization/15791
2133 * fold-const.c (extract_array_ref): New function.
2134 (fold): Fold comparisons between &a[i] and &a[j] or
2135 semantically equivalent trees.
2137 2005-01-29 Jeff Law <law@redhat.com>
2139 * gcse.c (insert_expr_in_table): Revamp handling of available
2140 and anticipatable occurrence lists to avoid unnecessary list
2142 (insert_set_in_table): Similarly.
2144 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2146 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2148 (c_build_qualified_type): Build qualified array types with
2149 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2150 * c-decl.c (c_make_fname_decl): Build unqualified array type
2151 before qualified type.
2152 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2153 type is qualified, not just if type itself is. Don't apply
2154 qualifiers to array type when declarator is processed. Apply
2155 qualifiers to field type whether or not it is an array type.
2156 Don't handle array types specially for applying qualifiers to
2158 * c-typeck.c (composite_type): Build unqualified element type and
2159 array type when forming composite of array types.
2160 (common_pointer_type, comptypes, comp_target_types,
2161 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2162 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2164 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2165 (args2) in variables a1 and a2.
2167 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2169 * cse.c (n_elements_made, max_elements_made): Remove.
2170 (insert): Don't touch n_elements_made.
2171 (cse_main): Don't touch n_elements_made or max_elements_made.
2173 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2176 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2177 configuration part of dp-bit.c to be lost.
2179 2005-01-28 Roger Sayle <roger@eyesopen.com>
2181 * expmed.c (expand_mult_highpart_optab): When attempting to use
2182 a non-widening multiplication in a wider mode, the operands need
2183 to be converted (zero or sign extended) to that mode.
2185 2005-01-28 Ian Lance Taylor <ian@airs.com>
2189 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2190 through if both operands fall through.
2192 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2194 * cse.c (fold_rtx) <PC>: Don't optimize.
2196 2005-01-28 Jeff Law <law@redhat.com>
2198 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2199 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2201 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2203 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2204 cse_reg_info_used_list_end): Remove.
2205 (cse_reg_info_list, cse_reg_info_list_free): New.
2206 (get_cse_reg_info): When allocating an instance of
2207 cse_reg_info, add it to the beginning of the cse_reg_info_list
2208 list. Remove code to maintain cse_reg_info_used_list.
2209 (new_basic_block): Reset the free list to the beginning of
2212 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2214 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2215 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2216 (frv_expand_mdpackh_builtin): New function.
2217 (frv_expand_builtin): Use it to expand __MDPACKH.
2218 * doc/extend.texi (__MDPACKH): Update documentation.
2220 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2222 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2223 SSE_FLOAT_MODE_P for use_sse computation.
2225 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2228 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2230 2005-01-27 Richard Henderson <rth@redhat.com>
2232 * builtins.c (expand_builtin_copysign): New.
2233 (expand_builtin): Call it.
2234 * genopinit.c (optabs): Add copysign_optab.
2235 * optabs.c (init_optabs): Initialize it.
2236 (expand_copysign): New.
2237 * optabs.h (OTI_copysign, copysign_optab): New.
2238 (expand_copysign): Declare.
2240 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2241 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2243 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2244 (ix86_expand_fp_absneg_operator): ... here.
2245 (ix86_split_copysign): New.
2246 * config/i386/i386-protos.h: Update.
2247 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2248 (copysignsf3, copysigndf3): New.
2250 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2251 (copysignsf3, ncopysignsf3): New.
2252 (copysigndf3, ncopysigndf3): New.
2253 (copysignxf3, ncopysignxf3): New.
2254 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2256 2005-01-27 Arend Bayer <arend.bayer@web.de>
2257 Kazu Hirata <kazu@cs.umass.edu>
2259 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2260 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2261 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2264 2005-01-27 Jeff Law <law@redhat.com>
2266 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2267 definitions of SSA_NAMEs which are not being rewritten.
2268 (rewrite_ssa_into_ssa): Only initialize the current definition
2269 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2270 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2271 SSA_NAMEs before returning.
2273 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2275 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2276 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2277 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2278 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2279 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2281 2005-01-27 Steven Bosscher <stevenb@suse.de>
2284 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2285 higher to -O2 and higher. Likewise for tree PRE.
2286 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2289 2005-01-27 Ian Lance Taylor <ian@airs.com>
2292 * gimple-low.c (try_catch_may_fallthru): New static function.
2293 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2294 * tree-inline.c (expand_call_inline): Don't warn about reaching
2295 the end of a non-void function being inlined if the function uses
2298 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2300 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2303 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2304 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2305 (implicitly_declare): Handle error_mark_node.
2307 2005-01-27 Richard Henderson <rth@redhat.com>
2310 * tree.h (struct tree_decl): Add debug_expr_is_from.
2311 (DECL_DEBUG_EXPR_IS_FROM): New.
2312 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2313 * dwarf2out.c (dwarf2out_var_location): Update to match.
2314 * tree-outof-ssa.c (create_temp): Likewise.
2315 * var-tracking.c (track_expr_p): Likewise.
2316 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2317 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2318 * toplev.c (default_tree_printer): Likewise.
2320 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2322 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2323 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2325 2005-01-27 Steven Bosscher <stevenb@suse.de>
2327 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2328 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2329 ASM_CLOBBERS): Add tree checks.
2331 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2332 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2333 * c-common.def (SWITCH_STMT): Update to match.
2334 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2335 macros instead of SWITCH_EXPR ones.
2336 * c-dump.c (c_dump_tree): Likewise.
2337 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2338 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2340 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2342 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2344 * unwind-dw2.c (execute_stack_op): Add missing cases for
2345 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2347 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2349 * config.gcc (Obsolete configurations): Remove 'dummy', add
2350 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2353 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2355 PR tree-optimization/19633
2356 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2358 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2359 are no call-clobbered variables.
2360 * tree-outof-ssa.c (check_replaceable): Return false for calls
2363 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2365 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2366 even for variables with NULL DECL_INITIAL.
2368 2005-01-26 Stuart Hastings <stuart@apple.com>
2370 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2372 2005-01-26 Richard Henderson <rth@redhat.com>
2375 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2377 * expr.c (store_field): Strip conversions to odd-bit-sized types
2378 if the destination field width matches.
2380 2005-01-26 Richard Henderson <rth@redhat.com>
2382 * c-decl.c, expmed.c, expr.c: Revert last change.
2384 2005-01-26 Richard Henderson <rth@redhat.com>
2387 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2389 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2390 if we don't need the bits above those present in the current mode.
2391 * expr.c (store_field): Strip conversions to odd-bit-sized types
2392 if the destination field width matches.
2394 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2396 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2397 either -ffast-math or -funsafe-math-optimizations is in use.
2399 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2403 * config/avr/avr.c (notice_update_cc): Only set condition code for
2404 ashrqi3 if shift count > 0.
2405 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2406 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2407 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2408 count <= 0 as a no-op, and shift count >= width by copying zero
2409 or sign bit to all bits of the result.
2410 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2411 count, with attribute "length" set to 0 and "cc" set to "none".
2413 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2415 * doc/invoke.texi: Document -mTLS.
2417 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2418 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2419 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2420 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2421 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2422 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2423 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2424 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2426 * configure.ac: Check for a TLS capable gas.
2428 * configure: Regenerate.
2430 2005-01-26 Richard Henderson <rth@redhat.com>
2433 * combine.c (make_field_assignment): Simplify store to zero_extract
2434 from a source with an overlapping mask.
2436 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2438 2004-11-11 Eric Christopher <echristo@redhat.com>
2440 * config/frv/frv.md: Add fr400_integer automaton. Don't
2441 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2444 2005-01-26 Steven Bosscher <stevenb@suse.de>
2447 * cfgbuild.c (make_edges): Do not clear or set
2448 current_function_has_computed_jump.
2449 * function.h (struct function): Remove the has_computed_jump field.
2450 (current_function_has_computed_jump): Do not define.
2451 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2452 in a computed jump. Ignore current_function_has_computed_jump.
2454 2005-01-26 Richard Henderson <rth@redhat.com>
2457 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2458 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2460 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2461 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2462 objects into static storage if they have more than one non-zero value.
2463 * tree.h (categorize_ctor_elements): Update decl.
2465 2005-01-26 Steven Bosscher <stevenb@suse.de>
2468 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2469 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2470 to this function from 2004-07-10.
2471 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2472 the current function for tail call optimizations if the address
2473 of one of it its arguments is taken.
2475 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2477 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2479 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2481 * function.c (expand_function_end): If current_function_calls_alloca,
2482 emit stack restore in a place that is reached when the function falls
2485 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2487 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2488 rule to avoid matching inappropriate suffix rule.
2490 2005-01-26 Jan Hubicka <jh@suse.cz>
2492 PR tree-optimization/19241
2493 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2495 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2497 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2498 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2500 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2501 <sim*>: Always use crt1.o, regardless of N in simN.
2502 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2503 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2504 (CRT_CALL_STATIC_FUNCTION): Remove.
2505 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2506 use crt1.o, regardless of N in simN.
2507 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2508 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2509 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2510 case isystem setting.
2511 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2513 2005-01-25 Ian Lance Taylor <ian@airs.com>
2515 * gimple-low.c (block_may_fallthru): Correct handling of
2516 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2518 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2520 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2521 handlers to match indentation; nested under the mtune=* handler.
2522 Similar for mcpu= and march=.
2524 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2526 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2527 * config/mips/linux64.h (LIB_SPEC): Likewise.
2528 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2529 * config/sh/linux.h (LIB_SPEC): Likewise.
2531 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2533 * config/frv/frv.c (frv_legitimize_tls_address): New.
2534 (TARGET_HAVE_TLS): Define.
2535 (FRV_SYMBOL_REF_TLS_P): Define.
2536 (frv_override_options): Handle new register classes.
2537 (frv_legitimate_address_p): Reject tls addresses.
2538 (frv_legitimize_address): Handle TLS addresses.
2539 (gen_inlined_tls_plt): New.
2541 (frv_legitimize_tls_address): New.
2542 (unspec_got_name): Add TLS entries.
2543 (got12_operand): Add R_FRV_TLSMOFF12 case.
2544 (frv_emit_move): Fixup TLS addresses.
2545 (frv_emit_movsi): Legitimize TLS addresses.
2547 * config/frv/frv.h (MASK_BIG_TLS): New.
2548 (TARGET_BIG_TLS): New.
2549 (HAVE_AS_TLS): Define.
2550 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2551 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2552 (REG_CLASS_NAMES): Same.
2553 (REG_CLASS_CONTENTS): Same.
2554 (CONSTRAINT_LEN): New.
2555 (REG_CLASS_FROM_CONSTRAINT): New.
2556 (PREDICATE_CODES): Add symbolic_operand.
2558 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2559 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2560 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2561 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2562 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2563 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2564 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2565 GR9_REG, GR14_REG, LRREG.
2566 (type): Add load_or_call attribute.
2567 ("load_or_call"): New reservation.
2568 ("call_gettlsoff"): New.
2569 ("tls_indirect_call"): New.
2570 ("tls_load_gottlsoff12"): New.
2571 ("tlsoff_hilo"): New.
2572 ("tls_tlsdesc_ldd"): New.
2573 ("tls_tlsoff_ld"): New.
2576 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2578 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2580 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2581 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2582 * config/frv/frv.c (TLS_BIAS): Define.
2583 (frv_output_dwarf_dtprel): New.
2585 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2587 PR rtl-optimization/19579
2588 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2589 both A and B, see if they don't clobber registers the other expr uses.
2591 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2593 * real.c (do_add): Initialize signalling and canonical members.
2595 * real.c (real_from_integer): Zero out destination.
2597 2005-01-18 Jan Hubicka <jh@suse.cz>
2599 PR tree-optimize/19337
2600 * tree-inline.c (initialize_inlined_parameters): Copy
2601 saved_static_chain_decl only.
2603 2005-01-25 Richard Henderson <rth@redhat.com>
2607 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2608 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2609 80387 enabled, to return a proper subclass. Return the subset that
2610 overlaps with GENERAL_REGS for PLUS.
2611 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2613 2005-01-25 Richard Henderson <rth@redhat.com>
2616 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2618 2005-01-25 Roger Sayle <roger@eyesopen.com>
2620 * expmed.c (choose_multiplier): Change interface to return the
2621 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2622 (expand_divmod): Update calls to choose_multiplier.
2624 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2627 * expmed.c (extract_bit_field): Use adjust_address instead of
2628 gen_lowpart when op0 is a MEM.
2630 2005-01-24 Steven Bosscher <stevenb@suse.de>
2632 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2634 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2636 * config/mips/irix-csr.c: New file.
2637 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2638 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2639 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2642 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2645 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2646 sparc/elf.h, add sparc/sp-elf.h.
2647 (sparc-*-rtems*): Likewise.
2648 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2649 tm-dwarf2.h, add sparc/sp-elf.h.
2650 (sparc86x-*-elf): Likewise.
2651 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2652 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2653 TARGET_OS_CPP_BUILTINS.
2654 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2655 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2657 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2658 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2659 (SWITCH_TAKES_ARG): Likewise.
2660 (LOCAL_LABEL_PREFIX): Likewise.
2661 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2662 (TARGET_N_FORMAT_TYPES): Delete.
2663 (TARGET_FORMAT_TYPES): Likewise.
2664 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2665 * config/sparc/elf.h: Delete.
2666 * config/sparc/sp-elf.h: New file.
2668 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2670 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2671 * tree-flow.h: Remove the corresponding prototype.
2672 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2673 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2675 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2678 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2679 for AIX ABI or ELF -fPIC.
2680 (rs6000_emit_load_toc_table): Don't create toc_section here.
2681 (rs6000_xcoff_file_start): Nor here.
2683 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2685 * sh.c (ra.h): Don't #include.
2686 (hard_regs_intersect_p): New function, resurrected from ra.c.
2688 * sh.c: Fix 1996 Copyright.
2690 2005-01-24 Richard Henderson <rth@redhat.com>
2691 Aldy Hernandez <aldyh@redhat.com>
2693 * regrename.c (note_sets): Handle subregs.
2695 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2698 * genconditions.c (write_header, write_conditions): Elide file if
2701 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2703 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2704 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2707 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2709 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2710 expand_builtin_printf, expand_builtin_fprintf,
2711 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2712 checking against POINTER_TYPE.
2713 (validate_arglist): Handle POINTER_TYPE code by checking
2716 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2718 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2720 (for_each_rtx): Call for_each_rtx_1.
2721 * rtl.h (init_rtlanal): Declare.
2722 * toplev.c (backend_init): Call init_rtlanal.
2724 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2726 * flow.c (propagate_one_insn): Formatting.
2729 * flow.c (libcall_dead_p): Be more conservative if unsure.
2730 If there are any instructions between insn and call, see if they are
2731 all dead before saying the libcall is dead.
2733 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2735 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2736 operand constraint for operand 0.
2738 2005-01-23 Richard Henderson <rth@redhat.com>
2741 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2742 edges leading to join block.
2744 2005-01-23 Roger Sayle <roger@eyesopen.com>
2746 * expmed.c (expand_mult_highpart): Make static. Change type of
2747 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2748 (expand_divmod): Updates calls to expand_mult_highpart by using
2749 gen_int_mode to pass a CONST_INT rtx.
2750 * rtl.h (expand_mult_highpart): Remove prototype.
2752 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2754 * flow.c (regset_bytes, regset_size): Remove.
2756 * cfganal.c: Fix a reference to Harvey's paper.
2758 2005-01-23 Steven Bosscher <stevenb@suse.de>
2760 PR rtl-optimization/19464
2761 * tree-optimize.c (init_tree_optimization_passes): Add one more
2762 copyrename pass just before out-of-ssa.
2764 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2767 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2768 * ggc-none.c (ggc_free): Define.
2770 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2772 * cse.c (max_reg, max_insn_uid): Remove.
2773 (cse_main): Don't access max_reg or max_insn_uid.
2775 * c-common.c (explicit_flag_signed_bitfields,
2776 lang_statement_code_p, lang_expand_function_end): Remove.
2777 * c-common.h: Remove the corresponding declarations.
2778 * c-opts.c (c_common_handle_option): Remove all write access
2779 to explicit_flag_signed_bitfields.
2781 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2782 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2783 * cgraph.h: Remove the corresponding declaration.
2785 * gcse.c (null_pointer_info): Remove.
2787 2005-01-23 Roger Sayle <roger@eyesopen.com>
2788 Eric Botcazou <ebotcazou@libertysurf.fr>
2790 * combine.c (simplify_logical): Only simplify logical expressions
2791 of the form ior(and(x,y),z) by the inverse distributive law if the
2792 result is cheaper than the original.
2794 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2796 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2797 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2798 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2799 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2800 config/freebsd-spec.h, config/arm/arm.h,
2801 config/h8300/h8300.md, config/i386/i386.md,
2802 config/i386/predicates.md, config/i386/sse.md,
2803 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2804 config/vax/vax.md: Fix comment typos. Follow spelling
2807 2005-01-23 Steven Bosscher <stevenb@suse.de>
2809 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2810 tests, instead of `less than'.
2812 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2814 * function.c (assign_parm_setup_block): When creating a new stack slot
2815 for a parameter, get its alignment from the parameter's DECL_ALIGN
2816 rather than the type's TYPE_ALIGN. Make sure that the parameter
2817 is at least word aligned.
2819 2005-01-22 Roger Sayle <roger@eyesopen.com>
2822 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2824 2005-01-22 Richard Henderson <rth@redhat.com>
2827 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2828 in both compare operands.
2829 (movdfcc_1_sse_max): Likewise.
2830 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2831 (movdfcc_1_sse): Likewise.
2832 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2833 scratch register as needed.
2835 2005-01-22 Richard Henderson <rth@redhat.com>
2837 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2839 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2841 2005-01-22 Richard Henderson <rth@redhat.com>
2843 * genopinit.c (optabs): Use smin/smax for floating point too.
2844 * doc/md.texi: Update to match. Clarify that floating point
2845 results are undefined for +0/-0 and NaN.
2846 * doc/rtl.texi: Likewise.
2847 * rtl.def (SMIN, SMAX): Likewise
2848 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2850 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2851 leading 's' to the name.
2852 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2853 smaxxf3, sminxf3): Likewise.
2854 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2857 2005-01-22 Paul Brook <paul@codesourcery.com>
2859 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2861 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2863 * config/s390/s390.c (struct processor_costs): New fields
2864 dlgr, dlr, dr, dsgfr, dsgr.
2865 (z900_cost, z990_cost): Values for new fields.
2866 (s390_rtx_costs): New cases MEM und COMPARE in switch
2867 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2868 DIV, MOD, UDIV, UMOD.
2870 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2872 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2873 into the register being decremented.
2874 ("doloop_si31", "doloop_di"): Likewise.
2875 ("*doloop_si_long"): Adapt pattern.
2877 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2879 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2881 (CLASS_MAX_NREGS): Likewise.
2883 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2885 * doc/tree-ssa.texi (Statement Operands): Add example for new
2886 must-def macro. Note deprecation of old operands interface.
2888 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2890 PR tree-optimization/19484
2891 * tree-cfg.c (remove_fallthru_edge): New function.
2892 (cleanup_control_flow): Remove fallthru edges from calls that are
2893 now known not to return.
2895 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2897 Fix PR tree-optimization/19038
2898 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2899 copies with loop variant ones.
2901 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2903 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2904 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2905 config/alpha/alpha.md, config/alpha/predicates.md,
2906 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2907 config/sparc/sol2.h: Update copyright.
2909 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2910 first label to see if it is a nonlocal label.
2912 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2913 Andrew Pinski <pinskia@physics.uc.edu>
2916 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2917 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2919 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2921 * config/rs6000/rtems.h: Update copyright.
2923 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2926 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2927 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2928 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2930 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2933 * c-typeck.c (convert_arguments): Check for error_mark_node.
2935 2005-01-21 Ian Lance Taylor <ian@airs.com>
2937 PR tree-optimization/13000
2938 * tree-inline.c: Include "tree-flow.h".
2939 (expand_call_inline): If warn_return_type, warn if non-void inline
2940 function falls through.
2941 * tree-cfg.c (execute_warn_function_return): Don't warn about
2942 control reaching end if TREE_NO_WARNING is set. Set
2944 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2946 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2947 branch if we don't need one.
2948 * c-typeck.c: Include "tree-flow.h"
2949 (c_finish_bc_stmt): Don't add a goto if the current statement
2950 list doesn't fall through to the current point.
2952 2005-01-21 Roger Sayle <roger@eyesopen.com>
2954 PR rtl-optimization/576
2955 * real.c (real_arithmetic): Change return type from void to bool
2956 to return an indication that the result may be inexact.
2957 * real.h (real_arithmeric): Update prototype.
2958 * fold-const.c (const_binop): Don't constant fold floating
2959 point expressions when the user specifies -frounding-math and
2960 the result may depend upon the run-time rounding mode.
2961 (fold_convert_const_real_from_real): Clean-up.
2962 (fold_initializer): Ignore flag_rounding_math for initializers.
2963 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2964 constant fold FP operations with flag_rounding_math if the
2965 result may depend upon the run-time rounding mode.
2967 2005-01-21 Tom Tromey <tromey@redhat.com>
2969 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2971 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2973 * tree-cfg.c: Fix comment typos.
2975 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2977 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2978 around the call to rest_of_handle_branch_target_load_optimize.
2980 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2982 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2983 (sparc64-*-openbsd*): Likewise.
2984 (sparclite-*-elf*): Include tm-dwarf2.h.
2985 (sparc86x-*-elf*): Likewise.
2986 (sparc64-*-elf*): Likewise.
2987 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2988 (DBX_DEBUGGING_INFO): Likewise.
2989 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2990 (PREFERRED_DEBUGGING_TYPE): Likewise.
2991 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2992 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2993 (PREFERRED_DEBUGGING_TYPE): Likewise.
2994 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2995 (PREFERRED_DEBUGGING_TYPE): Likewise.
2996 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2998 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3001 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3003 2005-01-20 Paul Brook <paul@codesourcery.com>
3005 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3007 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3009 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3010 label is first in a sequence of labels.
3012 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3014 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3015 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3017 * doc/sourcebuild.texi (Test Directives): New.
3019 2005-01-20 Roger Sayle <roger@eyesopen.com>
3021 * real.c (real_floor): Don't leave the result uninitialized when
3022 mode is VOIDMode, but return the unrounded intermediate value.
3023 (real_ceil): Likewise.
3025 2005-01-20 Paul Brook <paul@codesourcery.com>
3027 * config/arm/arm.md (insv): Use gen_int_mode.
3029 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3031 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3032 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3033 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3034 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3035 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3037 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3040 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3041 fbreg, so we have to assume we can't.
3042 (loc_descriptor_from_tree_1): Ditto.
3043 (containing_function_has_frame_base): New function.
3044 (add_location_or_const_value_attribute): Use it.
3045 Also try to generate a frame_base from a single element location
3048 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3050 PR tree-optimization/15349
3051 * timevar.def (TV_TREE_MERGE_PHI): New.
3052 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3054 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3055 calls to tree_forwarder_block_p.
3056 (remove_forwarder_block_with_phi, merge_phi_nodes,
3057 gate_merge_phi, pass_merge_phi): New.
3058 * tree-optimize.c (init_tree_optimization_passes): Add
3060 * tree-pass.h: Add an extern for pass_merge_phi;
3062 2005-01-20 Richard Henderson <rth@redhat.com>
3065 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3066 (_mm_castps_pd, _mm_castps_si128): New.
3067 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3069 2005-01-20 Richard Henderson <rth@redhat.com>
3072 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3073 __builtin_ia32_vec_init_v2si.
3074 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3075 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3076 (ix86_init_mmx_sse_builtins): Create it.
3077 (ix86_expand_builtin): Expand it.
3078 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3079 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3080 (vec_extractv2si_0, vec_extractv2si_1): New.
3082 2005-01-20 Richard Henderson <rth@redhat.com>
3085 * config/i386/i386.c (ix86_expand_push): New.
3086 * config/i386/mmx.md (push<MMXMODE>1): New.
3087 * config/i386/sse.md (push<SSEMODE>1): New.
3088 * config/i386/i386-protos.h: Update.
3090 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3092 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3095 2005-01-20 Richard Henderson <rth@redhat.com>
3097 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3098 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3100 2005-01-19 Richard Henderson <rth@redhat.com>
3103 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3104 to V4SFmode in SSE1 fallback load path.
3106 2005-01-19 Richard Henderson <rth@redhat.com>
3108 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3109 in QImode expansion to ix86_expand_vector_set.
3110 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3112 2005-01-19 Richard Henderson <rth@redhat.com>
3115 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3116 subclass of the input class.
3117 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3118 Always true for cross-SSE1 classes. Rationalize conditionals.
3119 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3120 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3121 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3122 (movdi_2): Add MMX/SSE zeros.
3123 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3124 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3125 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3126 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3127 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3128 (zero_extendsidi2_rex64_1): Remove.
3129 (MOV0 peephole): Check GENERAL_REG_P.
3131 2005-01-19 Richard Henderson <rth@redhat.com>
3134 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3136 (ix86_expand_vector_extract): Likewise.
3138 2005-01-19 Richard Henderson <rth@redhat.com>
3141 * expr.c (emit_move_change_mode): New argument force; use
3142 simplify_gen_subreg if true.
3143 (emit_move_via_alt_mode): Merge into ...
3144 (emit_move_via_integer): ... here.
3145 (emit_move_ccmode): Use emit_move_change_mode directly.
3147 2005-01-19 Richard Henderson <rth@redhat.com>
3150 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3151 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3152 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3154 (alpha_emit_set_const): Likewise. Make static.
3155 (alpha_emit_set_long_const): Make static.
3156 (alpha_extract_integer): Split out from alpha_expand_mov.
3157 (alpha_split_const_mov): Likewise.
3158 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3159 (alpha_legitimate_constant_p): New.
3160 * config/alpha/alpha-protos.h: Update.
3161 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3162 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3163 * config/alpha/alpha.md (movsi): Add n alternative.
3164 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3165 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3166 (splitters for all of the above): Use alpha_split_const_mov.
3167 * config/alpha/predicates.md (non_add_const_operand): New.
3168 (non_zero_const_operand): New.
3169 (input_operand): Use alpha_legitimate_constant_p after reload.
3171 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3173 PR tree-optimization/19038
3174 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3175 (add_candidate): Add ivs with increment in latch only if
3176 allow_ip_end_pos_p is true.
3177 (determine_iv_cost): Use empty_block_p.
3179 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3181 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3182 (compute_dominance_frontiers): Ditto.
3184 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3187 * config/sh/t-rtems: New.
3188 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3190 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3192 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3193 the offset of the selected field.
3195 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3197 * tree-cfg.c (remove_forwarder_block): Fix the check to
3198 prevent a nonlocal label from appearing in the middle of a
3201 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3203 PR rtl-optimization/19462
3204 * reorg.c (find_end_label): Create return insn only if
3205 current_function_epilogue_delay_list is empty.
3207 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3209 * doc/passes.texi: Remove paragraph mentioning new-ra.
3211 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3213 PR rtl-optimization/15139
3214 * combine.c: Include params.h.
3215 (count_rtxs): New function.
3216 (record_value_for_reg): If replace_rtx would replace at least
3217 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3218 (clobber (const_int 0)) instead of TEM.
3219 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3220 * params.h (MAX_LAST_VALUE_RTL): New.
3221 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3222 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3225 * c-typeck.c (digest_init): Only call build_vector if all constructor
3226 elements are *_CST nodes.
3227 * gimplify.c (gimplify_init_constructor): Likewise.
3230 * c-typeck.c (digest_init): Only call build_vector if inside_init
3233 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3235 * toplev.c (init_asm_output): Remove dead #ifdef.
3237 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3239 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3241 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3243 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3244 accessing DECL_FUNCTION_CODE.
3245 * dojump.c (do_jump): Likewise.
3246 * gimplify.c (gimplify_call_expr): Likewise.
3247 * predict.c (expr_expected_value): Likewise.
3248 (strip_builtin_expect): Likewise.
3249 * tree-inline.c (estimate_num_insns_1): Likewise.
3250 * tree-ssa-loop-im.c (stmt_cost): Likewise
3251 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3252 (tree_expr_nonnegative_p): Likewise.
3254 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3256 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3257 variant of the load_pcrel_sym pattern.
3258 * config/sparc/sparc.md (P macro): Move to the top.
3259 (load_pcrel_sym): Macroize using P.
3260 (save_register_window): Likewise.
3262 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3264 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3267 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3270 * c-typeck.c (build_asm_expr): Strip nops off
3271 input memory operands.
3273 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3275 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3276 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3277 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3278 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3280 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3283 * config/i386/i386.c (override_options): If the 80387 is disabled,
3284 then do not return FP values using FP registers.
3286 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3288 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3289 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3290 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3291 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3292 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3293 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3294 output.h, postreload-gcse.c, postreload.c, recog.c,
3295 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3296 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3297 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3298 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3299 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3300 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3301 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3302 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3304 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3305 config/alpha/alpha.c, config/arm/vfp.md,
3306 config/i386/emmintrin.h, config/i386/i386-modes.def,
3307 config/i386/i386-protos.h, config/i386/i386.h,
3308 config/i386/pmmintrin.h, config/i386/ppro.md,
3309 config/i386/predicates.md, config/i386/xmmintrin.h,
3310 config/i860/i860.c, config/ia64/ia64-modes.def,
3311 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3312 config/ia64/ia64.md, config/ia64/itanium1.md,
3313 config/ia64/itanium2.md, config/ia64/predicates.md,
3314 config/iq2000/iq2000.h, config/mips/linux64.h,
3315 config/rs6000/aix41.h, config/rs6000/aix43.h,
3316 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3317 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3318 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3319 config/sparc/linux64.h, config/sparc/litecoff.h,
3320 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3321 config/sparc/sparc.h, config/sparc/sparc.md,
3322 config/sparc/sysv4-only.h: Update copyright.
3324 2005-01-18 Richard Henderson <rth@redhat.com>
3327 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3329 2005-01-18 Marc Espie <espie@openbsd.org>
3330 * config/i386/openbsdelf.h: Typo.
3332 2005-01-18 Richard Henderson <rth@redhat.com>
3334 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3335 special case for sse.
3336 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3338 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3340 * tree-inline.c (estimate_num_insns_1): Added cases for
3341 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3343 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3345 PR rtl-optimization/19296
3346 * combine.c (simplify_comparison): Rewrite the condition under
3347 which a non-paradoxical SUBREG of a PLUS can be lifted when
3348 compared against a constant.
3350 2005-01-18 Andi Kleen <ak@muc.de>
3352 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3353 * c.opt (-Wpointer-sign): Add.
3354 * doc/invoke.texi: (-Wpointer-sign): Add.
3356 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3358 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3359 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3360 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3361 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3362 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3363 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3364 for TARGET_MIX_SSE_I387.
3365 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3366 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3367 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3368 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3369 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3370 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3371 TARGET_MIX_SSE_I387.
3372 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3375 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3378 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3379 Add movaps alternative for xmm reg->reg move.
3381 2005-01-17 Jeff Law <law@redhat.com>
3383 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3384 at the end of the main DOM loop rather than just before DOM exits.
3386 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3388 PR tree-optimization/19121
3389 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3390 adding aliases to a name tag, also add them to the pointer's
3392 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3393 sensitive alias info at all. Only check that the two pointers
3394 have compatible pointed-to sets.
3395 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3396 a pointer's type tag is a superset of the alias set of the
3399 2005-01-17 James E Wilson <wilson@specifixinc.com>
3402 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3403 comment to document why.
3405 2005-01-17 Richard Henderson <rth@redhat.com>
3407 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3408 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3409 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3410 sse2_vmsminv2df3_finite): New.
3411 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3412 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3413 Force op1 into register.
3415 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3417 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3418 bubblestrap from always rebuilding build directory.
3420 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3422 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3423 ("*cmpmem_short"): Likewise.
3425 2005-01-17 Steven Bosscher <stevenb@suse.de>
3427 * basic-block.h: Document BB_* flags.
3428 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3429 use an sbitmap instead.
3430 * sched-rgn.c (compute_trg_info): Likewise.
3432 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3434 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3435 redundant target_cpu_default and extra_parts lines. Use the default
3437 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3438 (SUBTARGET_EXTRA_SPECS): Delete.
3439 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3440 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3441 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3442 and "n32" for -mabi=n32.
3444 2005-01-17 Ian Lance Taylor <ian@airs.com>
3447 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3448 fold constant variables into initial values.
3450 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3452 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3454 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3455 through the statements backward.
3457 2005-01-17 Ian Lance Taylor <ian@airs.com>
3459 PR middle-end/13127:
3460 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3461 a variable set to the return value of the inlined function.
3463 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3465 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3466 when modes are tieable.
3468 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3470 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3471 of pthread_create to find out if threads are enabled.
3472 * gthr-posix95.h (__gthread_active_p): Likewise.
3474 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3476 * common.opt (-fnew-ra): Remove.
3478 * toplev.h (flag_new_regalloc): Remove.
3479 * Makefile.in (ra*.*): Don't mention.
3480 * passes.c (rest_of_handle_new_regalloc): Remove.
3481 (rest_of_handle_combine, rest_of_compilation): Always consider
3482 flag_new_regalloc as false.
3483 * doc/invoke.texi: Don't document -fnew-ra.
3485 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3487 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3488 last parameter to reg_scan.
3489 * loop.c (loop_optimize): Likewise.
3490 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3491 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3492 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3493 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3494 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3495 * regclass.c (reg_scan): Likewise, for the declaration.
3496 * rtl.h (reg_scan): Likewise, for the prototype.
3498 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3500 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3501 mark_dfs_back_edges.
3503 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3505 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3506 (compute_avail): Uses don't go in tmp_gen.
3508 2005-01-16 Steven Bosscher <stevenb@suse.de>
3510 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3511 loop to look for a free slot in a page entry.
3513 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3516 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3517 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3518 just before targetm.asm_out.file_end.
3519 * tree.h (process_pending_assemble_output_defs): Declare.
3520 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3522 (assemble_alias): Defer generation of assembly code for defines when
3523 TARGET_DEFERRED_OUTPUT_DEFS is true.
3524 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3525 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3526 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3528 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3531 * pa.c (pa_scalar_mode_supported_p): New function.
3532 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3533 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3535 * pa-protos.h (prefetch_operand): Delete.
3536 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3537 * pa.c (prefetch_operand): Delete.
3538 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3539 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3540 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3541 and prefetch_nocc_operand.
3542 * pa.md (prefetch): Rework to avoid reload problems handling short
3543 displacements when a cache control completer needs to be provided.
3544 (prefetch_32, prefetch_64): Delete.
3545 (prefetch_cc, prefetch_nocc): New patterns.
3547 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3549 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3551 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3554 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3555 exceeds maximum alignment for global common data.
3556 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3557 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3559 2004-01-15 Roger Sayle <roger@eyesopen.com>
3561 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3563 2004-01-15 Roger Sayle <roger@eyesopen.com>
3565 * harg-reg-set.h (reg_class_names): Prototype global array.
3566 * regclass.c (reg_class_names): Declare here and initialize to
3568 (dump_regclass): Remove local declaration of reg_class_names.
3569 (regclass): Likewise.
3570 * cfg.c (dump_flow_info): Likewise.
3571 * ra-debug.c (reg_class_names): Likewise.
3572 * regrename.c (reg_class_names): Likewise.
3573 * reload.c (reg_class_names): Likewise.
3574 * reload1.c (spill_failure): Likewise.
3575 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3577 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3579 * config/s390/s390.md ("reload_outti"): Remove predicate for
3580 output operand. Abort if operand is not a MEM.
3581 ("reload_outdi", "reload_outdf"): Likewise.
3583 2005-01-15 Marc Espie <espie@openbsd.org>
3585 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3586 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3587 * config/openbsd.h: Fix C++ includes for native configurations.
3588 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3589 Add trampoline support.
3590 * config/i386/openbsdelf.h: New.
3592 2005-01-15 Marc Espie <espie@openbsd.org>
3594 * collect2.c (main): Explicitly parse -dynamic-linker option.
3596 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3598 PR tree-optimization/19060
3599 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3600 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3601 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3602 and handle extract_range_from_cond returning false.
3603 * fold-const.c (fold): Optimize comparisons with min/max even for
3604 width > HOST_BITS_PER_WIDE_INT.
3606 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3608 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3609 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3610 Remove little endian multilib variants.
3611 Add mips32 multilib variant.
3613 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3615 * explow.c (copy_all_reg, stabilize): Remove.
3616 * expr.h: Remove the corresponding prototypes.
3618 * rtlanal.c (regs_set_between_p): Remove.
3619 * rtl.h: Remove the corresponding prototype.
3621 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3623 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3624 to rs6000_nonimmediate_operand.
3625 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3626 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3627 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3628 rs6000_nonimmediate_operand.
3629 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3630 rs6000_nonimmediate_operand.
3632 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3634 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3636 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3638 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3640 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3641 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3643 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3644 (rs6k_nonimmediate_operand): New.
3645 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3647 (legitimate_lo_sum_address_p): Same.
3648 (rs6000_legitimize_address): Same.
3649 (rs6000_legitimize_reload_address): Same.
3650 (rs6000_legitimate_address): Same.
3651 (spe_build_register_parallel): Pass DF and DC modes in a DI
3654 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3655 to rs6k_nonimmediate_operand.
3657 * config/rs6000/spe.md ("*frob_df_di"): New.
3658 ("*frob_di_df"): New.
3659 ("*frob_di_df_2"): New.
3660 ("*mov_sidf_e500_subreg0"): New.
3661 ("*mov_sidf_e500_subreg4"): New.
3662 ("*movdf_e500_double"): Change predicate to
3663 rs6k_nonimmediate_operand.
3665 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3667 * postreload.c (move2add_note_store): Only call
3668 trunc_int_for_mode on scalar integers.
3670 2005-01-14 Steven Bosscher <stevenb@suse.de>
3672 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3673 replace BB_VISITED uses.
3674 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3675 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3676 (tree_dce_done): Free visited_control_parents.
3677 (perform_tree_ssa_dce): Allocate and clear it.
3678 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3679 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3680 instead of BB_VISITED.
3682 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3684 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3685 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3686 Remove unused prototypes.
3688 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3690 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3691 64-bit register usage.
3692 (spe_func_has_64bit_regs_p): Add FIXME note.
3694 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3696 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3697 flag_finite_math_only with flag_unsafe_math_optimizations.
3699 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3701 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3703 (__tpf_eh_return): Copy TPF private stack area from the module
3704 boundary stack frame. Add check for when module addresses are
3705 equal, but no stub address is found.
3707 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3710 * arm.h (struct machine_function): Add call_via field.
3711 (thumb_call_via_label): Declare.
3712 * arm.c (thumb_call_via_label): New variable.
3713 (thumb_call_reg_needed): New variable.
3714 (arm_output_function_epilogue): For Thumb code, output any per-function
3715 call-indirect trampolines.
3716 (thumb_call_via_reg): New function.
3717 (arm_file_end): New function.
3718 (TARGET_ASM_FILE_END): Call arm_file_end.
3719 (aof_file_end): Likewise.
3720 * arm-protos.h (thumb_call_via_reg): Declare.
3721 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3722 thumb_call_via_reg in normal case.
3724 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3727 PR rtl-optimization/19348
3728 * recog.c (peephole2_optimize): Do global life update if some peephole
3729 decides it doesn't need at least one of its inputs and that change
3730 influences liveness at the start of the basic block.
3732 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3733 arguments instead of 1.
3735 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3738 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3739 zero for nested functions needing a static chain or functions
3740 with a non-constant address.
3742 2005-01-13 Roger Sayle <roger@eyesopen.com>
3744 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3745 (and (sign_extend X) C) into (zero_extend (and X C)).
3747 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3749 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3751 2005-01-13 Richard Henderson <rth@redhat.com>
3756 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3757 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3758 not just TARGET_SSE.
3759 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3760 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3761 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3762 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3763 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3764 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3765 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3766 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3767 (movdicc_c_rex64): Rename with '*'.
3768 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3769 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3770 (movsfcc_1_387): Rename from movsfcc_1.
3771 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3772 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3773 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3774 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3775 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3776 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3777 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3778 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3779 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3780 sse_movdfcc_const0_4): Remove.
3781 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3782 recognize min/max early. Update for changed sse cmove patterns.
3783 (ix86_split_sse_movcc): New.
3784 * config/i386/i386-protos.h: Update.
3786 2005-01-13 Steven Bosscher <stevenb@suse.de>
3788 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3789 (fix_stmt_v_may_defs): Likewise.
3791 2005-01-13 Richard Henderson <rth@redhat.com>
3793 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3794 for converting the mask.
3796 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3798 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3801 2005-01-13 Richard Henderson <rth@redhat.com>
3803 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3804 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3805 IX86_BUILTIN_MOVDQ2Q): Remove.
3806 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3807 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3808 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3810 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3811 (sse2_pextrw): Fix immediate constraint.
3812 (sse2_loadq, sse2_loadq_rex64): Remove.
3813 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3814 Use __builtin_ia32_vec_ext_<size>.
3815 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3817 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3819 * function.c (assign_parm_setup_block): Look inside original
3820 entry_parm when inspecting PARALLEL.
3822 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3823 Joel Sherrill <joel@oarcorp.com>
3826 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3827 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3828 rtems_gxx_recursive_mutex_init.
3829 (__gthread_recursive_mutex_lock): New function.
3830 (__gthread_recursive_mutex_trylock): Likewise.
3831 (__gthread_recursive_mutex_unlock): Likewise.
3833 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3835 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3837 2005-01-13 Jan Beulich <jbeulich@novell.com>
3839 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3840 (ashrti3_internal): Indicate output is early clobber. Generate result
3841 into output rather than first input. Use move for low word of output
3842 if shift count is exactly 64.
3843 (lshrti3_internal): Likewise.
3845 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3849 * reload1.c (delete_output_reload): Don't delete an output reload
3850 if the pseudo lives longer than a single basic block. Adjust and
3851 improve wording of comment.
3853 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3856 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3857 of TYPE_SIZE where we mean the number of bytes.
3859 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3861 * function.c (assign_parm_setup_block): Relax condition on
3862 multi-register optimization.
3864 2005-01-12 Nick Clifton <nickc@redhat.com>
3866 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3867 an "in_delay_slot" attribute of "no" to prevent them being used in
3868 delay slots. This is forbidden because they might generate
3871 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3874 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3877 2005-01-12 Nick Clifton <nickc@redhat.com>
3879 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3880 passed on to GAS) but do not define, as GAS no longer supports or
3881 needs the -m2000 option.
3883 2005-01-11 Roger Sayle <roger@eyesopen.com>
3885 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3886 type as args of unprototyped builtins aren't automatically promoted.
3887 (fold_builtin_abs): Likewise.
3889 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3891 * Makefile.in: Set a `build-warn' variable.
3893 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3895 PR tree-optimization/17949
3896 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3897 (find_interesting_uses_address): Use it.
3899 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3901 * regrename.c (kill_value): Handle subreg's that won't simplify.
3903 2005-01-11 Richard Henderson <rth@redhat.com>
3906 * config/i386/i386.h (enum ix86_builtins): Move ...
3907 * config/i386/i386.c: ... here.
3908 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3909 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3910 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3911 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3912 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3913 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3914 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3915 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3916 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3917 IX86_BUILTIN_LOADDDUP): Remove.
3918 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3919 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3920 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3921 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3922 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3923 (ix86_init_builtins): Make static.
3924 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3925 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3926 if all the modes match. Otherwise, fake it.
3927 (get_element_number, ix86_expand_vec_init_builtin,
3928 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3929 (ix86_expand_builtin): Make static. Update for changed builtins.
3930 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3931 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3932 (ix86_expand_vector_init_duplicate): New.
3933 (ix86_expand_vector_init_low_nonzero): New.
3934 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3935 Split out from ix86_expand_vector_init; handle integer modes.
3936 (ix86_expand_vector_init): Use them.
3937 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3938 * config/i386/i386-protos.h: Update.
3939 * config/i386/predicates.md (reg_or_0_operand): New.
3940 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3941 (movv2sf_internal): Likewise. And a splitter to match them all.
3942 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3943 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3944 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3945 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3946 (mmx_pinsrw): Fix operand ordering.
3947 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3948 rather than sse_loadss expander.
3949 (movv2df splitter): Similarly.
3950 (sse_loadss, sse_loadlss): Remove.
3951 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3952 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3953 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3954 (sse3_movddup): Rename with '*'.
3955 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3956 (sse2_loadsd): Remove.
3957 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3958 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3959 (sse2_pinsrw): Fix argument ordering.
3960 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3961 (sse2_stored): Remove 'r' destination.
3962 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3963 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3964 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3965 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3966 vec_extractv16qi, vec_initv16qi): New.
3968 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3969 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3970 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3972 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3973 (_mm_load_si128, _mm_store_si128): Likewise.
3974 (_mm_load1_pd): Use _mm_set1_pd.
3975 (_mm_load_sd): Use _mm_set_sd.
3976 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3977 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3978 (_mm_set_epi64): Use _mm_set_epi64x.
3979 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3980 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3981 _mm_setr_epi8): Use _mm_set_foo form.
3982 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3983 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3984 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3985 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3986 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3987 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3988 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3989 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3990 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3991 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3992 (_mm_movedup_pd): Use _mm_shuffle_pd.
3993 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3994 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3995 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3996 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3998 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3999 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4000 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4001 (_mm_store_ps): Use raw dereference.
4002 (_mm_store1_ps): Use _mm_storeu_ps.
4003 (_mm_storer_ps): Use _mm_store_ps.
4004 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4005 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4007 2005-01-11 Stan Shebs <shebs@apple.com>
4009 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4010 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4012 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4015 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4016 Skip all DECLs except for FIELD_DECLs.
4018 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4020 * config/s390/s390.c (override_options): Return error if
4021 -mbackchain, -mpacked-stack and -mhard-float are used together.
4022 (s390_va_start): Remove the backchain && packed-stack special case.
4023 (s390_gimplify_va_arg): Likewise.
4024 * doc/invoke.texi: Remove the ABI incompatibility note.
4026 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4028 * config/s390/s390.c (struct s390_frame_layout): Remove
4030 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4031 save_backchain_p with TARGET_BACKCHAIN.
4033 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4036 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4037 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4038 * function.c (locate_and_pad_parm): Set new field.
4039 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4040 Tweak where_pad test to include "none". Always set mem align for
4042 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4043 not sufficient for type.
4044 (assign_parm_setup_block): If stack_parm is zero on entry, always
4045 make a new stack local. Block move old stack parm if necessary
4046 to new aligned stack local.
4047 (assign_parm_setup_stack): Use a block move to handle
4048 potentially misaligned entry_parm.
4049 (assign_parms_unsplit_complex): Specify required alignment when
4050 creating stack local.
4051 * calls.c (compute_argument_addresses): Override alignment of stack
4052 arg calculated from its type with the alignment given by
4053 FUNCTION_ARG_BOUNDARY.
4054 (store_one_arg): Likewise.
4056 2005-01-11 Jan Beulich <jbeulich@novell.com>
4058 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4059 Change respective itanium_class attribute to ialu.
4060 (shladdp4_internal): New.
4061 * config/ia64/predicates.md (shladd_log2_operand): New.
4063 2005-01-11 Richard Henderson <rth@redhat.com>
4065 * expr.c (store_constructor): Use rtvec_alloc instead of
4066 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4068 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4070 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4072 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4074 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4075 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4076 (TARGET_RWRELOC): Define.
4077 (ia64_rwreloc_section_type_flags): Delete.
4078 (ia64_section_type_flags): New function.
4079 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4080 (TARGET_RWRELOC): Define.
4082 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4085 * config/ia64/ia64.c (process_set): For alloc insn, only call
4086 process_epilogue is !frame_pointer_needed.
4088 2005-01-10 Roger Sayle <roger@eyesopen.com>
4091 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4092 unary operator and can't be treated as a binary/comparison operator.
4094 2005-01-10 Richard Henderson <rth@redhat.com>
4096 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4097 (ix86_return_in_memory): Likewise.
4098 (function_arg_advance): Likewise. Mirror structure in function_arg
4099 for choosing register to advance.
4101 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4103 * tree-vectorizer.c, tree.def: Fix comment typos.
4105 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4107 * config/s390/s390.c (struct processor_costs): 4 new fields:
4108 ddbr, ddr, debr, der.
4109 (s390_rtx_costs): More precise handling of divide instructions.
4111 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4113 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4115 2005-01-10 Jan Beulich <jbeulich@novell.com>
4117 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4118 names resulting from -ffunction-sections/-fdata-sections and linkonce
4120 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4121 based on the section name. Rearrange the section name comparison logic
4122 slightly so that each section name is compared against at most once.
4124 2005-01-10 Ben Elliston <bje@au.ibm.com>
4126 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4127 targets for which -fPIC reduces limitations on the GOT size.
4129 2005-01-09 Falk Hueffner <falk@debian.org>
4131 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4134 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4137 * collect2.c (main): Set aixrtl_flag for -brtl option.
4138 (resolve_lib_name): Search for .so file extension before .a
4141 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4143 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4144 (vect_analyze_data_refs_alignment): Add dump prints.
4146 2005-01-09 Ira Rosen <irar@il.ibm.com>
4148 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4149 expr_invariant_in_loop_p.
4150 Initialize outputs first thing in the function.
4151 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4152 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4153 (vect_analyze_pointer_ref_access): Check that the initial condition of
4154 the access function is loop invariant.
4156 2005-01-09 Richard Henderson <rth@redhat.com>
4158 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4159 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4160 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4161 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4162 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4163 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4164 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4165 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4166 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4167 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4168 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4169 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4170 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4171 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4172 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4173 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4174 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4175 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4176 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4177 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4178 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4179 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4180 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4182 (mmx_clrdi, pavgusb): Remove.
4183 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4184 with leading sse_ prefix.
4185 * config/i386/sse.md: Receive them.
4186 * config/i386/mmx.md: New file.
4187 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4188 (subrv2sf3): Turn into expander for normal subtraction.
4189 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4190 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4191 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4192 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4193 commutative; use ix86_binary_operator_ok.
4194 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4195 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4196 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4197 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4198 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4199 Macroize from existing patterns; use ix86_binary_operator_ok.
4200 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4201 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4202 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4203 with vec_select+vec_concat.
4204 (mmx_pshufw, mmx_pshufw_1): Likewise.
4205 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4206 (mmx_uavgv4hi3): Model correctly.
4207 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4208 _mm_xor_si64): Remove casts.
4210 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4212 PR tree-optimization/19224
4213 * tree-scalar-evolution.c (get_instantiated_value,
4214 set_instantiated_value): New functions.
4215 (instantiate_parameters_1): Cache the results.
4216 (instantiate_parameters, resolve_mixers): Initialize and free
4219 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4221 * config/i386/i386.md (addhi_4): Correct reference in comment.
4224 2005-01-08 Richard Henderson <rth@redhat.com>
4226 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4227 (_mm_cvtsi128_si64x): Likewise.
4228 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4229 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4230 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4231 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4232 * config/i386/i386-protos.h: Update.
4233 * config/i386/i386.c (print_operand): Add 'H'.
4234 (ix86_fixup_binary_operands): Split out from ...
4235 (ix86_expand_binary_operator): ... here.
4236 (ix86_fixup_binary_operands_no_copy): New.
4237 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4238 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4239 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4240 (safe_vector_operand): Use CONST0_RTX.
4241 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4242 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4243 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4244 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4246 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4247 (IX86_BUILTIN_CMPNGESS): New.
4248 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4249 (attr type): Add sselog1.
4250 (attr unit, attr memory): Handle it.
4251 (movti, movti_internal, movti_rex64): Move near other integer moves.
4252 (movtf, movtf_internal): Move near other fp moves.
4253 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4254 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4255 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4256 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4257 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4258 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4259 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4260 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4261 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4262 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4263 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4264 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4265 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4266 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4267 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4268 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4269 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4270 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4271 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4272 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4273 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4274 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4275 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4276 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4277 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4278 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4279 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4280 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4281 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4282 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4283 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4284 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4285 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4286 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4287 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4288 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4289 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4290 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4291 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4292 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4293 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4294 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4295 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4296 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4298 (SSEPUSH, push<SSEPUSH>): Remove.
4299 (MMXPUSH, push<MMXPUSH>): Remove.
4300 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4301 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4302 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4303 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4304 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4305 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4306 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4307 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4308 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4309 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4310 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4311 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4312 (ppro_sse_log_V4SF): Handle sselog1.
4313 * config/i386/predicates.md (const_0_to_1_operand): New.
4314 (const_0_to_255_mul_8_operand): New.
4315 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4316 (const_2_to_3_operand, const_4_to_7_operand): New.
4317 * config/i386/sse.md: New file.
4318 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4319 (sse_movups): Rename from sse_movups_1.
4320 (sse_loadlss): Rename from sse_loadss_1.
4321 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4323 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4324 (absv4sf2, negv2df, absv2df): New.
4325 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4326 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4327 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4328 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4329 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4330 (sse3_addsubv4sf3): Model correctly.
4331 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4332 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4333 (sse_movhlps): Model with vec_select+vec_concat.
4334 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4335 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4336 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4337 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4338 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4339 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4340 sse2_pshufhw_1): Likewise.
4341 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4342 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4343 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4344 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4345 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4346 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4347 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4348 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4349 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4350 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4351 sminv8hi3): Mark commutative
4352 operands. Use ix86_binary_operator_ok.
4353 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4354 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4355 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4356 sse2_punpcklqdq): Allow operand2 in memory.
4357 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4358 sse2_movsd): Add memory alternatives.
4359 (sse_storelps): Turn expander into an insn; split after reload.
4360 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4361 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4363 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4365 * configure.ac (DWARF-2 debug_line): Use objdump.
4366 * configure: Regenerate.
4368 2005-01-08 Jeff Law <law@redhat.com>
4369 Diego Novillo <dnovillo@redhat.com>
4371 PR tree-optimization/18241
4372 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4373 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4374 statements with volatile operands.
4375 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4376 operands after marking a statement with has_volatile_ops.
4378 2005-01-08 Roger Sayle <roger@eyesopen.com>
4380 * tree.c (int_fits_type_p): Always honor integer constant
4381 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4383 2005-01-08 Roger Sayle <roger@eyesopen.com>
4385 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4386 the latent bug in rtl_delete_block has been resolved.
4388 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4390 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4391 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4393 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4395 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4396 library as @multilib_dir@/$(SHLIB_SONAME).
4398 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4400 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4401 * configure: Regenerate.
4403 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4405 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4408 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4411 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4412 Convert non-word aligned offset address using ld/std into
4415 2005-01-07 Richard Henderson <rth@redhat.com>
4417 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4419 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4421 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4423 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4425 PR tree-optimization/19283
4426 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4427 is not shorter than the original type.
4429 PR rtl-optimization/19012
4430 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4432 PR rtl-optimization/18861
4433 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4434 (FULL_STATE): Define.
4435 (mark_tablejump_edge): New function.
4436 (purge_dead_tablejump_edges): New function.
4437 (find_bb_boundaries): Use it.
4439 PR tree-optimization/18828
4440 * builtins.c (expand_builtin_next_arg): Remove argument and all
4441 the argument checking.
4442 (expand_builtin): Adjust caller.
4443 (expand_builtin_va_start): Likewise. Remove error for too many
4445 (fold_builtin_next_arg): Issue error for too many arguments.
4446 After checking arguments, replace them with magic arguments that
4447 prevent further checking of the args.
4449 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4451 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4453 2005-01-06 Roger Sayle <roger@eyesopen.com>
4456 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4457 and %{.S:...} (and their negative variants) to test whether the
4458 input file is assembler or pre-processed-assembler independent of
4459 the actual filename extension.
4461 2005-01-06 Roger Sayle <roger@eyesopen.com>
4463 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4464 of sign or zero extended values.
4466 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4468 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4469 for IBM long double format correctly.
4471 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4473 Fix PR tree-optimization/18792
4475 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4476 to first_loop_depth, and use loop depth instead of loop number.
4477 (build_classic_dir_vector): Ditto.
4478 (compute_data_dependences_for_loop): Use depth, not loop number.
4479 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4480 number. Pass in loops, instead of loop numbers.
4481 (gather_interchange_stats): Ditto.
4482 (linear_transform_loops): Ditto.
4484 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4487 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4488 biv_fits_mode_p, extension_within_bounds_p): New functions.
4489 (check_ext_dependent_givs): Use them.
4491 2005-01-06 Roger Sayle <roger@eyesopen.com>
4493 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4494 more than one barrier, in which case we should delete them all.
4496 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4498 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4500 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4502 Fix PR middle-end/19286
4504 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4505 output this subprogram, simply ignore this attempt to do it again.
4506 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4507 origin attribute if it's not possible.
4508 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4509 (decls_for_scope): Ditto.
4510 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4511 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4513 2005-01-05 Richard Henderson <rth@redhat.com>
4516 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4517 (bdesc_2arg): Use it.
4518 (ix86_expand_binop_builtin): Force operands into registers
4520 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4521 ix86_expand_sse_compare, ix86_expand_sse_comi,
4522 ix86_expand_builtin): Likewise.
4524 2005-01-05 Richard Henderson <rth@redhat.com>
4526 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4528 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4529 (mulv4hi3): Set itanium_class mmmul.
4530 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4531 (fpack): Rename from fpack_sfsf.
4533 2005-01-05 Richard Henderson <rth@redhat.com>
4536 * reload1.c (do_input_reload): Restrict the optimization deleteing
4537 a previous output reload to RELOAD_FOR_INPUT.
4539 2005-01-05 Steven Bosscher <stevenb@suse.de>
4541 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4542 comment that we fall through after case.
4543 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4544 (distribute_links): Likewise.
4545 * cse.c (cse_insn): Likewise.
4546 * cselib.c (cselib_invalidate_mem): Likewise.
4547 * df.c: Update comments at the top of the file.
4548 (read_modify_subreg_p): Update comments here too.
4549 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4550 * flow.c (mark_set_1): Likewise.
4551 (mark_used_regs): Likewise.
4552 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4553 (canon_list_insert): Likewise.
4554 (mark_set): Likewise.
4555 (try_replace_reg): Likewise.
4556 (store_killed_in_insn): Likewise.
4557 * loop.c (count_one_set): Likewise.
4558 (basic_induction_var): Likewise.
4559 * postreload-gcse.c (find_mem_conflicts): Likewise.
4560 * postreload.c (reload_combine_note_store): Likewise.
4561 (move2add_note_store): Likewise.
4562 * reload.c (find_equiv_reg): Likewise.
4563 (mark_referenced_resources): Likewise.
4564 * rtlanal.c (set_noop_p): Likewise.
4565 (note_stores): Likewise.
4566 (note_uses): Likewise.
4567 * sched-deps.c (sched_analyze_1): Likewise.
4568 * sched-rgn.c (check_live_1): Likewise.
4569 (update_live_1): Likewise.
4570 * config/i860/i860.c: Likewise.
4572 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4574 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4576 * doc/rtl.texi: Update documentation for bit-fields and SET.
4578 2005-01-05 Roger Sayle <roger@eyesopen.com>
4580 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4582 2005-01-05 Jan Hubicka <jh@suse.cz>
4583 Richard Henderson <rth@redhat.com>
4586 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4589 2005-01-05 Richard Henderson <rth@redhat.com>
4592 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4593 (sse_shufps): Change operand 3 to const_int_operand.
4594 (sse2_storelps): Fix typo in template.
4595 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4596 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4597 (ix86_expand_builtin): Likewise.
4599 2005-01-05 Julian Brown <julian@codesourcery.com>
4601 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4602 as aggregates for AAPCS ABIs.
4604 2005-01-05 Stan Shebs <shebs@apple.com>
4606 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4607 Mach-O getters if ppc64.
4608 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4610 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4611 signed four-byte field for global code case.
4612 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4614 2005-01-05 Roger Sayle <roger@eyesopen.com>
4617 * c-common.c: Include real.h.
4618 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4619 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4620 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4621 * Makefile.in (c-common.o): Update dependencies.
4623 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4625 * c-parse.in (asm_string): Add trailing semicolon.
4627 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4629 * c-parse.in (asm_string): New. Don't allow wide strings in
4631 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4632 asm_string instead of STRING.
4634 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4636 * c-typeck.c (constructor_no_implicit): Remove.
4637 (set_designator, process_init_element): Don't check
4638 constructor_no_implicit.
4640 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4641 Kaz Kojima <kkojima@gcc.gnu.org>
4644 * lcm.c (create_pre_exit): New.
4645 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4646 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4648 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4650 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4651 -msoft-float in target_float_switch.
4652 * arm.c (arm_override_options): Fix processing of target_float_switch.
4654 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4656 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4659 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4661 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4662 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4664 2005-01-04 Roger Sayle <roger@eyesopen.com>
4666 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4667 if deleting the then-block allows the test-block to fallthru to the
4670 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4673 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4674 after the full declaration if the are in two different TUs.
4676 2005-01-04 Richard Henderson <rth@redhat.com>
4679 * tree-sra.c (generate_one_element_init): Just
4680 call gimplify_and_add.
4681 (generate_element_init): Record the
4682 new referenced variables and mark them for renaming
4683 and split out to ...
4684 (generate_element_init_1): This.
4685 (scalarize_init): Don't call push_gimplify_context/
4686 pop_gimplify_context.
4688 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4690 * toplev.c (get_src_pwd): Handle failure of getpwd().
4692 2005-01-04 Roger Sayle <roger@eyesopen.com>
4694 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4696 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4697 all the cases handled by it are inverted by invert_truthvalue.
4699 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4701 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4702 (save_register_windowsi): Likewise.
4704 2005-01-04 Richard Henderson <rth@redhat.com>
4706 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4708 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4711 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4712 any simplifications of vector mode comparison operators.
4713 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4715 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4716 Devang Patel <dpatel@apple.com>
4718 PR tree-optimization/18308
4719 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4720 the operands before creating a new expression.
4721 * dojump.c (do_jump): Make drop_through_label available
4722 for all cases. Add expansion of COND_EXPR.
4724 2005-01-04 Ira Rosen <irar@il.ibm.com>
4726 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4727 INTEGER_CST instead of TREE_CONSTANT.
4728 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4729 instead of TREE_CONSTANT.
4730 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4731 instead of TREE_CONSTANT.
4733 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4735 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4737 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4740 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4741 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4743 2005-01-03 Richard Henderson <rth@redhat.com>
4745 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4746 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4747 fold_convert_const_real_from_real): Split out from ...
4748 (fold_convert_const): ... here.
4750 2005-01-03 Richard Henderson <rth@redhat.com>
4753 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4754 (mov<MMXMODEI>_internal): Likewise.
4755 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4756 Add V2SF case; use it for SSE1; don't use TI.
4757 (movdf_integer): Likewise.
4758 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4760 2005-01-03 Ira Rosen <irar@il.ibm.com>
4762 * tree-vectorizer.c (vect_strip_conversions): New function.
4763 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4764 check for binary class.
4766 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4770 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4772 * gimple-low.c (mark_blocks_with_used_vars): New function.
4773 (mark_blocks_with_used_subblocks): Ditto.
4774 (mark_used_blocks): Ditto.
4775 (pass_mark_used_blocks): New pass.
4776 * tree-inline.c: Include debug.h.
4777 (expand_call_inline): Call outlining_inline_function here.
4778 * tree-optimize.c (init_tree_optimization_passes): Add
4779 pass_mark_used_blocks.
4780 * tree-pass.h (pass_mark_used_blocks): New.
4781 * Makefile.in (tree-inline.o): Add debug.h dependency.
4783 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4785 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4786 VAR_DECLs to have weak_import attribute.
4788 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4791 2004-01-03 Steven Bosscher <stevenb@suse.de>
4793 * passes.c (rest_of_compilation): Don't run regmove if only
4794 flag_expensive_optimizations, require flag_regmove instead.
4796 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4798 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4800 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4801 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4802 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4803 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4805 2005-01-03 Richard Henderson <rth@redhat.com>
4807 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4808 (ia64_const_ok_for_letter_p): New.
4809 (ia64_const_double_ok_for_letter_p): New.
4810 (ia64_extra_constraint): New.
4811 (ia64_expand_vecint_compare): New.
4812 (ia64_expand_vcondu_v2si): New.
4813 (ia64_expand_vecint_cmov): New.
4814 (ia64_expand_vecint_minmax): New.
4815 (ia64_print_operand): Add 'v'.
4816 (ia64_preferred_reload_class): New.
4817 (ia64_vector_mode_supported_p): New.
4818 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4819 (PREFERRED_RELOAD_CLASS): Move to function.
4820 (CONST_OK_FOR_LETTER_P): Move to function.
4821 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4822 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4823 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4824 (EXTRA_CONSTRAINT): Move to function.
4825 * config/ia64/ia64.md: Include vect.md.
4826 (itanium_class): Add mmalua.
4828 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4830 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4831 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4833 (const_int_2bit_operand): New.
4834 (fr_reg_or_0_operand): New.
4835 * config/ia64/ia64-modes.def: Add vector modes.
4836 * config/ia64/ia64-protos.h: Update.
4837 * config/ia64/vect.md: New file.
4839 2005-01-03 Richard Henderson <rth@redhat.com>
4841 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4843 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4846 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4848 (log1pdf2): Change mode of operands[0,1] to DFmode.
4850 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4852 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4853 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4854 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4855 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4856 SPARC_RELAXED_ORDERING.
4858 2005-01-03 Richard Henderson <rth@redhat.com>
4859 Uros Bizjak <uros@kss-loka.si>
4862 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4863 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4864 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4866 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4867 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4868 const_pow2_1_to_128_operand): New predicates.
4870 2005-01-02 Greg McGary <greg@mcgary.org>
4872 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4874 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4875 object. [ptr_type]: Remove unused variable.
4876 Remember nearest addressable array-element or record-component
4877 when checking bitfield components. Tolerate empty BIND_EXPR.
4879 2005-01-01 Richard Henderson <rth@redhat.com>
4881 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4882 that don't narrow the value. Fail for other conversions.
4884 2005-01-01 Richard Henderson <rth@redhat.com>
4887 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4888 * c-lang.c (finish_file): Don't do it here.
4889 * objc/objc-act.c (objc_finish_file): Likewise.
4891 * cgraph.c (decl_assembler_name_equal): New.
4892 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4893 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4894 * cgraph.h (struct cgraph_varpool_node): Add next.
4895 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4896 * varasm.c (assemble_alias): Mark the target as needed.
4898 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4901 * function.c (get_arg_pointer_save_area): Use entry_of_function
4902 instead of get_insns.
4904 2005-01-01 Roger Sayle <roger@eyesopen.com>
4905 Andrew Pinski <pinskia@physics.uc.edu>
4906 James E. Wilson <wilson@specifixinc.com>
4908 PR rtl-optimization/12092
4909 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4912 2005-01-01 Roger Sayle <roger@eyesopen.com>
4913 Olivier Hainque <hainque@act-europe.fr>
4915 * tree.c (int_fits_type_p): A narrower type always fits in a
4916 wider one, except for negative values into unsigned types.
4918 2005-01-01 Roger Sayle <roger@eyesopen.com>
4920 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4921 with the original constant rather than require TREE_OVERFLOW.
4923 2005-01-01 Steven Bosscher <stevenb@suse.de>
4926 * c-decl.c (finish_function): If compiling C99, annotate the
4927 compiler generated return with the current file name and line 0.
4928 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4929 the source line is greater than 0.
4930 (remove_bb): Likewise.
4932 See ChangeLog.12 for earlier changes.