1 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4 functions when -mid-shared-library is being used.
6 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11 * system.h: Poison LINK_LIBGCC_SPECIAL.
13 2005-02-23 James E Wilson <wilson@specifixinc.com>
15 * gengtype.c (note_insn_name): Make 1 element larger.
17 2005-02-23 Roger Sayle <roger@eyesopen.com>
20 PR rtl-optimization/20097
21 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
22 BImode SUBREGs of SImode registers which confuse the ia64 backend.
24 2005-02-23 David Edelsohn <edelsohn@gnu.org>
26 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
27 * t-aix52 (SHLIB_INSTALL): Same.
29 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
31 * genpreds.c: Update copyright.
33 2005-02-23 Michael Beach <michaelb@ieee.org>
36 * config/sparc/t-elf (startup files): Assemble with CPP.
38 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
40 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
41 (write_predicate_expr): Likewise.
43 2005-02-22 Diego Novillo <dnovillo@redhat.com>
45 PR tree-optimization/20100
46 PR tree-optimization/20115
47 * tree-optimize.c (init_tree_optimization_passes): Remove
48 pass_maybe_create_global_var.
49 * tree-pass.h (pass_maybe_create_global_var): Remove.
50 * tree-ssa-alias.c (aliases_computed_p): Declare.
51 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
52 (count_calls_and_maybe_create_global_var): Remove.
53 (pass_maybe_create_global_var): Remove.
54 (init_alias_info): Do not declare aliases_computed_p.
55 (maybe_create_global_var): If the function contains no
56 call-clobbered variables and a mix of pure/const and regular
57 function calls, create .GLOBAL_VAR.
58 Mark all call-clobbered variables for renaming.
59 (merge_pointed_to_info): Update comment.
60 (add_pointed_to_var): Likewise.
61 (is_escape_site): Likewise.
62 Accept struct alias_info * instead of size_t *.
64 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
66 * tree-ssa-operands.c (get_call_expr_operands): If
67 ALIASES_COMPUTED_P is false, do not add call-clobbering
69 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
70 (delete_tree_ssa): Likewise.
72 2005-02-22 James E Wilson <wilson@specifixinc.com>
74 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
75 (do_compile): Do call it here.
77 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
79 PR rtl-optimization/20017.
80 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
81 rest_of_handle_cse2, rest_of_handle_gcse): Call
82 delete_dead_jumptables immediately before calling cleanup_cfg.
84 2005-02-22 Devang Patel <dpatel@apple.com>
87 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
90 2005-02-22 David Edelsohn <edelsohn@gnu.org>
92 * config/rs6000/aix.h (WINT_TYPE): Define.
94 2005-02-22 Stan Shebs <shebs@apple.com>
96 * config/rs6000/rs6000.c (rs6000_override_options): Default to
97 natural alignment for 64-bit Darwin.
98 (rs6000_parse_alignment_option): Warn about uses of -malign-power
100 * doc/invoke.texi: Document this.
102 2005-02-22 DJ Delorie <dj@redhat.com>
104 * c-common.c (c_common_type_for_mode): Pass the mode's precision
105 to make_[un]signed_type, not the mode itself.
107 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
109 * cfg.c (cached_make_edge): Call make_edge if edge cache is
110 not available. Use tail calls wherever possible.
111 (make_edge): Call unchecked_make_edge to create an edge.
113 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
114 (coalesce_ssa_name): Don't check for
115 SSANORM_USE_COALESCE_LIST.
116 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
118 2005-02-22 Diego Novillo <dnovillo@redhat.com>
120 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
121 (rewrite_into_ssa): ... here.
123 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
125 PR tree-optimization/19786
126 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
127 tag to another's may-alias bitmap when adding to the other's list.
129 2005-02-21 DJ Delorie <dj@redhat.com>
131 * tree-ssa-loop-ivopts.c (computation_cost): Start register
132 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
133 registers in unsupported ways.
134 * expmed.c (init_expmed): Likewise.
136 2005-02-21 Stan Cox <scox@redhat.com>
138 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
140 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
142 * tree-cfg.c (fold_cond_expr_cond): New.
143 (make_edges): Call fold_cond_expr_cond.
144 (find_taken_edge): Accept nothing but INTEGER_CST.
145 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
147 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
149 * flow.c (delete_dead_jumptables): Speed up by scanning insns
150 that do not belong to any basic block.
152 2005-02-21 Jeff Law <law@redhat.com>
154 * cfganal.c (find_unreachable_blocks): Manually CSE load of
157 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
159 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
160 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
161 Adjust their definitions.
162 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
163 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
165 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
166 genautomata.c, langhooks.c, langhooks.h, system.h,
167 config/arm/lib1funcs.asm: Update copyright.
169 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
171 * dbxout.c (dbxout_function_end): Emit Lscope label always.
173 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
176 * doc/install.texi: Document --with-gc.
178 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
180 * simplify-rtx.c (simplify_unary_operation): Add a missing
183 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
185 PR tree-optimization/18663
186 * tree-ssa-dom.c (extract_range_from_cond): Return 0
187 if the type has variable bounds.
189 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
191 * gcse.c: Remove an obsolete comment.
193 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
195 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
197 * doc/extend.texi (Function Attributes) <Attribute const>: The
198 attribute "pure" is below this text, not above.
200 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
202 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
203 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
204 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
206 2005-02-20 Zack Weinberg <zack@codesourcery.com>
209 * langhooks.h (struct lang_hooks): Add to_target_charset.
210 * langhooks.c (lhd_to_target_charset): New function.
211 * langhooks-def.h: Declare lhd_to_target_charset.
212 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
213 (LANG_HOOKS_INITIALIZER): Update.
214 * c-common.c (c_common_to_target_charset): New function.
215 * c-common.h: Declare it.
216 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
217 c_common_to_target_charset.
219 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
220 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
222 * system.h: Poison them.
223 * doc/tm.texi: Don't discuss them.
224 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
225 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
226 (pp_c_char): Do not attempt to generate letter escapes for
228 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
229 * config/mips/mips.c (mips_output_ascii): Likewise.
231 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
233 PR tree-optimization/19951
234 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
237 2005-02-19 Steven Bosscher <stevenb@suse.de>
240 * function.h (struct function): New field `max_loop_depth'.
241 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
242 (flow_loops_find): Reset the max loop depth count before finding loops.
243 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
244 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
245 (calculate_global_regs_live): Make sure the loop will terminate
246 when the initial sets are not empty.
248 2005-02-19 Zack Weinberg <zack@codesourcery.com>
250 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
252 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
254 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
257 * doc/invoke.texi: Remove documentation of %M spec.
259 (init_spec): Remove %M suffix from -lgcc_s.
260 (do_spec_1): Remove 'M' case.
261 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
262 to put shared libraries in the multilib directory. Remove the
263 shlib_so_soname substitution variable. Don't add a multilib encoding
264 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
265 reported by -print-multi-os-directory. Pass @multilib_dir@ to
266 SHLIB_INSTALL as well as SHLIB_LINK.
267 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
268 (SHLIB_NAME): Delete.
269 (SHLIB_DIR): New macro.
270 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
271 (SHLIB_INSTALL): Adjust accordingly.
272 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
273 * config/t-slibgcc-sld: Likewise.
274 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
275 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
276 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
278 (SHLIBUNWIND_INSTALL): Adjust accordingly.
279 * config/i386/t-nwld (SHLIB_SONAME): Delete.
280 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
281 Use @shlib_base_name@ instead of @shlib_so_name@.
282 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
283 and @shlib_base_name@.so in @multilib_dir@.
284 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
286 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
287 (SHLIB_LINK): Remove previous workaround.
288 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
289 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
290 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
292 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
293 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
294 (SHLIB_INSTALL): Adjust accordingly.
295 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
296 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
297 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
298 config/t-slibgcc-elf-ver.
300 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
301 Jakub Jelinek <jakub@redhat.com>
303 PR tree-optimization/19828
304 * tree-ssa-loop-im.c: Add a TODO comment.
305 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
306 without side-effects.
308 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
310 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
313 2005-02-18 James E. Wilson <wilson@specifixinc.com>
315 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
316 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
317 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
319 (ia64_reorg): Delete fixup_errata call.
320 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
321 (TARGET_SWITCHES): Delete -mb-step entry.
323 2005-02-19 Jakub Jelinek <jakub@redhat.com>
326 * c-typeck.c (composite_type): Handle quals in transparent unions.
327 (type_lists_compatible_p): Likewise.
329 2005-02-18 Stan Shebs <shebs@apple.com>
331 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
332 expressions in the .literal8 section.
334 2005-02-18 Geoffrey Keating <geoffk@apple.com>
336 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
338 2005-02-18 Roger Sayle <roger@eyesopen.com>
340 * fold-const.c (constant_boolean_node): Always create values of the
341 specified type, don't bother calling truthvalue_conversion.
343 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
345 * except.c (output_function_exception_table): Call
346 assemble_external_libcall (eh_personality_libfunc).
348 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
351 * config/ia64/ia64.h (struct machine_function): Add state_num.
352 * config/ia64/ia64.c (process_epilogue,
353 process_for_unwind_directive): Use new unwind state numbers each
354 time rather than state 1.
356 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
359 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
360 before the "*llgt_didi" pattern.
362 2005-02-18 Jason Merrill <jason@redhat.com>
364 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
366 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
368 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
369 (div0): Use it in place of ARM_FUNC_ALIAS.
370 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
372 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
375 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
376 access, the lower bound of the array type if it exists.
378 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
381 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
382 cases that are out-of-range for the index type.
384 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
386 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
387 (estimate_case_costs): Don't call convert.
388 * expmed.c (expand_shift): Likewise.
389 (make_tree): Call fold_convert instead of convert.
391 2005-02-18 Jakub Jelinek <jakub@redhat.com>
394 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
395 that ref to be marked MEM_READONLY_P doesn't have base that needs
398 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
400 * genautomata.c (output_get_cpu_unit_code_func,
401 output_cpu_unit_reservation_p): Don't generate old-style function
404 2005-02-18 Jakub Jelinek <jakub@redhat.com>
407 PR tree-optimization/20009
408 * convert.c (convert_to_integer): Revert 2005-02-16 change.
410 PR tree-optimization/18947
411 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
412 inline, remove all nodes that are inlined into the extern inline
415 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
417 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
418 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
419 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
420 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
423 2005-02-17 Roger Sayle <roger@eyesopen.com>
425 PR tree-optimization/19917
426 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
427 to be potentially trapping.
429 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
431 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
433 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
435 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
436 tem becomes a local variable which is set to the value of the
437 back end defined INITIAL_FRAME_ADDRESS macro.
438 (expand_builtin_frame_address): Omit the base parameter to
439 expand_builtin_return_addr.
440 (expand_builtin_profile_func): Likewise.
441 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
442 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
443 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
445 2005-02-17 Jakub Jelinek <jakub@redhat.com>
447 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
448 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
449 * config/frv/frv.c (frv_function_epilogue): Likewise.
451 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
453 * lambda-code (perfect_nestify): Remove mark/unmark
455 * tree-loop-linear.c (linear_transform_loops): Add
456 rewrite_into_ssa call so that ssa is correct for
457 rewriting into loop closed.
459 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
461 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
462 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
464 * bt-load.c (btr_def_live_range, combine_btr_defs,
465 migrate_btr_def, migrate_btr_defs): Likewise.
466 * cfgcleanup.c (thread_jump): Likewise.
467 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
468 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
469 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
470 df_rd_local_compute, df_reg_info_compute): Likewise.
471 * dominance.c (init_dom_info, free_dom_info): Likewise.
472 * flow.c (init_propagate_block_info,
473 free_propagate_block_info): Likewise.
474 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
475 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
476 modify_reg_pav): Likewise.
477 * loop-invariant.c (find_defs, find_invariant_insn,
478 find_invariants, free_inv_motion_data): Likewise.
479 * predict.c (tree_predict_by_opcode,
480 estimate_bb_frequencies): Likewise.
481 * stmt.c (expand_case): Likewise.
482 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
483 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
484 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
485 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
486 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
487 rewrite_ssa_into_ssa): Likewise.
488 * tree-optimize.c (tree_rest_of_compilation): Likewise.
489 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
490 analyze_edges_for_bb, perform_edge_inserts): Likewise.
491 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
492 * tree-sra.c (tree_sra): Likewise.
493 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
494 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
495 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
497 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
498 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
500 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
501 calculate_live_on_entry, calculate_live_on_exit,
502 build_tree_conflict_graph): Likewise.
503 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
504 record_important_candidates, set_use_iv_cost, find_depends,
505 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
506 tree_ssa_iv_optimize_finalize): Likewise.
507 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
508 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
509 tree_duplicate_loop_to_header_edge): Likewise.
510 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
511 * tree-ssa.c (verify_flow_insensitive_alias_info,
512 verify_name_tags, verify_ssa, init_tree_ssa,
513 delete_tree_ssa): Likewise.
514 * tree-ssanames.c (marked_ssa_names, init_ssanames,
515 fini_ssanames): Likewise.
516 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
518 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
520 * config/rs6000/t-rtems: Completely reworked.
522 2005-02-17 Ira Rosen <irar@il.ibm.com>
524 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
526 2005-02-17 Ira Rosen <irar@il.ibm.com>
528 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
529 POINTER_TYPE_P when checking that type is a pointer.
530 (vect_get_memtag): Remove.
531 (vect_address_analysis): Use POINTER_TYPE_P. Call
532 vect_object_analysis with dummy parameter for memtag.
533 (vect_object_analysis): Extract memtag (functionality that
534 used to be in vect_get_memtag and moved here). Fix printings.
535 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
536 with correct parameters. Remove call to vect_get_memtag.
538 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
540 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
541 (tree-vectorizer.o): Added missing dependencies.
543 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
545 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
546 declaration in tree-vectorizer.c, now has an extern declaration in
548 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
549 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
550 get_vectype_for_scalar_type, vect_is_simple_use,
551 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
552 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
553 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
554 vectorizable_store, vectorizable_operation, vectorizable_assignment,
555 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
556 find_loop_location): Likewise.
558 * tree-vectorizer.c (langhooks.h): #include removed.
559 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
560 moved to tree-vectorized.h.
561 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
562 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
563 get_vectype_for_scalar_type, vect_is_simple_use,
564 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
565 vect_supportable_dr_alignment, new_loop_vec_info,
566 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
567 vect_set_verbosity_level, find_loop_location): Likewise.
569 (vect_analyze_loop): Function externalized. Declaration moved to
570 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
571 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
572 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
573 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
574 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
575 vect_enhance_data_refs_alignment, vect_analyze_operations,
576 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
577 vect_stmt_relevant_p, vect_get_loop_niters,
578 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
579 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
580 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
581 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
582 vect_get_memtag): Likewise.
584 (vectorizable_load): Function externalized. Declaration moved to
585 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
586 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
587 vect_transform_loop): Likewise.
588 (vect_transform_stmt): Moved to tree-vect-transform.c.
589 (vect_align_data_ref, vect_create_destination_var,
590 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
591 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
592 vect_get_vec_def_for_operand, vect_init_vector,
593 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
594 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
595 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
596 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
597 vect_do_peeling_for_loop_bound): Likewise.
599 * tree-vect-analyze.c: New file.
600 * tree-vect-transform.c: New file.
602 2005-02-17 Jason Merrill <jason@redhat.com>
604 PR mudflap/19319, c++/19317
605 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
608 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
610 * doc/install.texi (Specific): Update link for Darwin-specific
613 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
615 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
616 constant_boolean_node.
618 2005-02-16 David Edelsohn <edelsohn@gnu.org>
621 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
622 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
624 2005-02-16 Richard Henderson <rth@redhat.com>
627 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
629 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
630 replace uses with Wtype_MAXp1_F.
631 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
632 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
633 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
634 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
635 and HAVE_TFMODE as appropriate.
636 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
637 (__floatdisf): Likewise.
638 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
639 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
640 (Wtype_MAXp1_F): New.
641 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
642 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
644 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
647 * arm.c (arm_apply_result_size): New function.
648 * arm.h (APPLY_RESULT_SIZE): Define.
649 * arm-protos.h (arm_apply_result_size): Add prototype.
650 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
652 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
653 (call_value_symbol): Remove predicate for operand 0.
654 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
655 (untyped_call): Rework to correclty return values for any type.
656 (untyped_return): New expand.
657 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
659 2005-02-16 Stan Shebs <shebs@apple.com>
661 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
662 * config/rs6000/t-darwin8: New, for 64-bit multilib.
664 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
666 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
667 configure settings on Solaris 7 and later.
669 2005-02-16 Diego Novillo <dnovillo@redhat.com>
671 PR tree-optimization/19865
672 * tree-optimize.c (init_tree_optimization_passes): Run
673 pass_may_alias after pass_sra.
675 2005-02-16 Richard Henderson <rth@redhat.com>
676 Stuart Hastings <stuart@apple.com>
679 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
680 Do nothing if debug info suppressed for this function.
681 (dbxout_begin_function): Early exit if debug info suppressed for
684 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
687 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
689 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
691 PR tree-optimization/19967
692 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
693 expand_builtin_strchr, expand_builtin_strrchr): Take a new
694 argument TYPE. Adjust calls to fold_builtin_XXX.
695 (expand_builtin, fold_builtin_1): Adjust calls to
697 (fold_builtin_strchr, fold_builtin_strpbrk,
698 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
699 result to a requested type TYPE.
701 2005-02-16 Jakub Jelinek <jakub@redhat.com>
704 * fold-const.c (fold): Don't optimize (T)(x & cst) to
705 (T)x & (T)cst if (T)cst overflows.
706 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
707 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
709 2005-02-15 Jeff Law <law@redhat.com>
711 * gcse.c (blocks_with_calls): New bitmap.
712 (alloc_gcse_mem): Allocate it.
713 (free_gcse_mem): Free it.
714 (clear_modifY_mem_tables): Clear it.
715 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
716 when we encounter CALL_INSNs.
717 (compute_transp, case MEM): Handle blocks with calls separate
718 from blocks without calls. Use bitmap iterators rather than
721 2005-02-15 Peter O'Gorman <peter@pogma.com>
724 * mklibgcc.in (vis_hide): Use a temporary object file, not
727 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
730 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
733 2005-02-15 David Edelsohn <edelsohn@gnu.org>
734 Alan Modra <amodra@bigpond.net.au>
737 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
738 (_xlqsub): Rename to __gcc_qsub.
739 (_xlqmul): Rename to __gcc_qmul.
740 (_xlqdiv): Rename to __gcc_qdiv.
741 Provide versioned symbol aliases with old names.
742 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
743 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
744 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
745 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
746 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
748 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
750 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
751 Fold ~(A - 1) and ~(A + -1) to -A.
753 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
757 * config/host-linux.c (linux_gt_pch_use_address): Copy from
758 config/pa/pa-host.c:pa_gt_pch_use_address.
760 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
762 * tree-vn.c (get_value_handle): Make sure that given an
763 is_gimple_min_invariant expression, we always return it.
765 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
767 * passes.c (rest_of_handle_gcse): Fix a comment.
769 2005-02-15 Jeff Law <law@redhat.com>
771 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
773 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
774 (canon_list_insert, record_last_mem_set_info): Similarly.
775 (clear_modify_mem_tables): Similarly.
777 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
779 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
780 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
781 config/mips/mips.md, config/rs6000/aix.h,
782 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
784 2005-02-15 Richard Henderson <rth@redhat.com>
786 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
787 call to be best_edge.
789 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
791 * basic-block.h: Adjust the prototype for find_basic_blocks.
792 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
793 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
796 * flow.c (recompute_reg_usage): Remove all arguments.
797 * passes.c (rest_of_compilation): Adjust the call to
799 * rtl.h: Adjust the prototype for recompute_reg_usage.
801 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
803 * tree-dump.c (dump_files): Update to reflect new member
805 (dump_register): Add new argument.
807 (dump_switch_p_1): Check against glob name if doglob was passed.
808 (dump_switch_p): Check against regular first, then glob if
809 we didn't have any hits on the dump name.
810 * tree-optimize.c (register_one_dump_file):
811 Pass in glob name as well.
812 * tree-pass.h (struct dump_file_info): Add glob
815 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
817 PR preprocessor/16323
818 * doc/invoke.texi: Document that -Wendif-labels is on by default.
820 2005-02-14 David Edelsohn <edelsohn@gnu.org>
823 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
824 (trunctfdf2_internal1): New.
825 (trunctfdf2_internal2): Renamed from trunctfdf2.
827 2005-02-14 Diego Novillo <dnovillo@redhat.com>
829 PR tree-optimization/19853
830 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
832 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
834 * passes.c (rest_of_handle_loop_optimize): Remove calls to
835 delete_dead_jumptables and cleanup_cfg.
837 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
839 * reload.c (find_reloads): Swap address_reloaded flags when
840 swapping commutative operands.
842 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
844 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
845 Use standard_iv_increment_position for computing the bsi position
847 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
850 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
853 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
854 life range of hard registers.
855 * value-prof.c (insn_prefetch_values_to_profile): Only
858 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
861 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
863 * bitmap.h (bitmap_and_compl_into): Return bool.
864 * bitmap.c (bitmap_and_compl_into): Return changed flag.
866 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
868 PR tree-optimization/19944
869 * fold-const.c (fold): Re-add ABS_EXPR folding.
871 2005-02-13 David Edelsohn <edelsohn@gnu.org>
874 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
875 {TARGET,MASK}_XL_COMPAT.
876 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
878 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
879 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
881 (rs6000_arg_partial_bytes): Same.
882 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
883 and XL compatibility enabled.
884 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
885 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
886 test to final condition.
887 (cmptf_internal2): New.
888 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
889 xl-compat. Add TFmode information to description.
891 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
893 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
895 2005-02-13 Jason Merrill <jason@redhat.com>
898 * fold-const.c (fold_indirect_ref_1): Split out from...
899 (build_fold_indirect_ref): Here.
900 (fold_indirect_ref): New fn.
901 * tree.h: Declare it.
902 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
903 (gimplify_modify_expr_rhs): Likewise.
904 (gimplify_expr): Likewise.
906 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
908 PR tree-optimization/14303
909 PR tree-optimization/15784
910 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
911 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
912 ABS_EXPR<x> != 0 to x != 0.
914 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
916 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
917 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
918 spelling conventions.
920 * passes.c (rest_of_handle_gcse): Don't run cse_main and
921 delete_trivially_dead_insns too many times.
923 * passes.c (rest_of_handle_gcse): Remove dead assignments to
926 2005-02-12 Ira Rosen <irar@il.ibm.com>
928 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
929 (vect_is_simple_iv_evolution): Remove redundant parameter
931 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
932 without last parameter.
933 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
934 Return pointer step. Call vect_is_simple_iv_evolution without
935 last parameter. Check only that the step is multiple of size
936 type. Remove stmt_vinfo updates.
937 (vect_get_memtag_and_dr): Remove.
938 (vect_get_memtag): New function.
939 (vect_address_analysis): New function.
940 (vect_object_analysis): New function.
941 (vect_analyze_data_refs): Call vect_object_analysis and
942 vect_get_memtag. Update stmt_vinfo fields.
944 2005-02-12 Ira Rosen <irar@il.ibm.com>
946 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
947 exist and are objects. Remove checks for pointer.
948 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
949 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
950 (vect_create_data_ref_ptr): Likewise.
951 (vect_base_addr_differ_p): New function.
952 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
953 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
954 Don't set the DR_BASE_NAME field of data-ref.
955 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
957 2005-02-12 Uros Bizjak <uros@kss-loka.si>
959 * optabs.h (enum optab_index): Add new OTI_ldexp.
960 (ldexp_optab): Define corresponding macro.
961 * optabs.c (init_optabs): Initialize ldexp_optab.
962 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
964 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
966 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
967 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
969 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
970 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
973 2005-02-12 Ira Rosen <irar@il.ibm.com>
975 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
977 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
979 (vect_get_base_and_offset): Always return an address.
980 (vect_create_addr_base_for_vector_ref): Remove treatment for
981 different data reference types.
982 (vect_compute_data_ref_alignment): Rename base to base_address in
983 stmt_vec_info. Get the object in order to force its alignment.
984 (vect_get_memtag_and_dr): Rename base to base_address in
985 stmt_vec_info. Extract the object for memtag analysis.
987 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
990 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
991 changes cc_status, use apply modified_in_p to part of cc_status
992 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
995 2005-02-11 Richard Henderson <rth@redhat.com>
997 * tree-complex.c (expand_complex_libcall): New.
998 (expand_complex_multiplication): Use it for c99 compliance.
999 (expand_complex_division): Likewise.
1000 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1002 * builtins.c (built_in_names): Remove const.
1003 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1005 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1006 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1007 (built_in_names): Remove const.
1008 * c-common.c (c_common_type_for_mode): Handle complex modes.
1009 * flags.h, toplev.c (flag_complex_method): Rename from
1010 flag_complex_divide_method.
1011 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1012 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1013 * libgcc2.h: Declare them.
1014 * libgcc-std.ver: Export them.
1015 * mklibgcc.in (lib2funcs): Build them.
1017 2005-02-11 Steven Bosscher <stevenb@suse.de>
1019 PR tree-optimization/19876
1020 Partially revert my change from 2005-01-14
1021 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1022 (compute_antic): ...and remove the loop here.
1024 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1027 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1028 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1030 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1031 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1033 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1035 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1036 offsets for the big-endian 32-bit case.
1038 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1040 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1042 2005-02-11 Dale Johannesen <dalej@apple.com>
1044 * cselib.c (cselib_process_insn): Clear out regs where
1045 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1046 * reload.c (find_equiv_reg): Ditto.
1048 2005-02-11 Ian Lance Taylor <ian@airs.com>
1050 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1053 * tree.c (build_function_type_list): Work correctly if there are
1056 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1058 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1059 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1060 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1061 TARGET_ZARCH instead of TARGET_64BIT.
1063 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1065 * config/rs6000/t-rtems:
1066 (MULTILIB_OPTIONS): Remove mcpu=602.
1067 (MUTLILIB_DIRNAMES): Remove m602.
1068 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1069 Let mcpu=602 match mcpu=603.
1070 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1072 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1074 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1077 2005-02-10 David Daney <ddaney@avtrex.com>
1079 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1080 * config/i386/linux-unwind.h: Likewise.
1081 * config/ia64/linux-unwind.h: Likewise.
1082 * config/mips/linux-unwind.h: Likewise.
1083 * config/pa/linux-unwind.h: Likewise.
1084 * config/rs6000/linux-unwind.h: Likewise.
1085 * config/s390/linux-unwind.h: Likewise.
1086 * config/sh/linux-unwind.h: Likewise.
1087 * config/sparc/linux-unwind.h: Likewise.
1089 2005-02-10 Steven Bosscher <stevenb@suse.de>
1091 PR tree-optimization/17549
1092 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1093 TER to replace a DEF with its expression if the DEF and the
1094 rhs of the expression we replace into have the same root
1097 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1099 * config/mips/mips.md: Fix the placement of the match_scratch in the
1102 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1104 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1107 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1109 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1110 (strip_offset): Handle addresses.
1111 (add_address_candidates): Use strip_offset.
1112 (difference_cost): Reflect strip_offset change.
1113 (force_var_cost, difference_cost): Strip nops.
1115 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1117 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1119 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1120 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1121 config/cris/cris-protos.h, config/cris/cris.c: Update
1124 2005-02-10 Jeff Law <law@redhat.com>
1126 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1127 (lookup_avail_expr): Similarly.
1129 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1131 * builtins.c (fold_builtin_powi): New function.
1132 (fold_builtin_1): Call it.
1134 2005-02-10 Steven Bosscher <stevenb@suse.de>
1136 PR documentation/19309
1137 * doc/cpp.texi: The __GNUC__ and related predefined macros
1138 are also defined for the "standalone" cpp.
1139 Some non-GCC compilers may also define __GNUC__.
1141 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1144 * c-typeck.c (common_type): New routine. Old common_type renamed
1146 (c_common_type): ...this.
1147 (build_conditional_expr, build_binary_op): Use c_common_type instead
1150 2005-02-10 Steven Bosscher <stevenb@suse.de>
1152 * doc/md.texi: Replace @samp{length} with @code{length}.
1154 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1156 PR tree-optimization/18687
1157 * tree-flow.h (find_loop_niter): Declare.
1158 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1159 Try using scev even for loops with more than one exit.
1160 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1161 (struct ivopts_data): Added niters field.
1162 (struct nfe_cache_elt): New.
1163 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1165 (tree_ssa_iv_optimize_init): Initialize niters cache.
1166 (determine_number_of_iterations): Removed.
1167 (find_induction_variables): Do not call determine_number_of_iterations.
1168 Access niters for single exit through niter_for_single_dom_exit.
1169 (add_iv_outer_candidates): Access niters for single exit through
1170 niter_for_single_dom_exit.
1171 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1172 number_of_iterations_cond.
1173 (iv_period): New function.
1174 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1175 (may_replace_final_value): Take data argument. Use
1176 niter_for_single_dom_exit.
1177 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1178 (rewrite_use_compare): Pass data to may_eliminate_iv.
1179 (rewrite_use_outer): Pass data to may_replace_final_value.
1180 (free_loop_data): Clean up the niters cache.
1181 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1182 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1183 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1184 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1185 (num_ending_zeros): Moved to tree.c.
1186 * tree.h (num_ending_zeros): Declare.
1187 * tree.c (num_ending_zeros): Moved from tree.c.
1189 2005-02-09 Richard Henderson <rth@redhat.com>
1191 * builtins.c (DEF_BUILTIN): Add COND argument.
1192 * tree.h (DEF_BUILTIN): Likewise.
1193 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1194 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1196 (DEF_BUILTIN_STUB): New.
1197 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1198 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1199 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1200 * c-common.c (DEF_BUILTIN): Add COND argument.
1201 * tree.c (local_define_builtin): New.
1202 (build_common_builtin_nodes): New.
1204 2005-02-09 Roger Sayle <roger@eyesopen.com>
1206 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1207 floating point expression ignoring the sign of the result.
1208 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1209 (fold) <MULT_EXPR>: Use it to simplify x*x.
1210 * tree.h (fold_strip_sign_ops): Prototype here.
1211 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1212 argument. Use fold_strip_sign_ops to simplify the first argument.
1213 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1214 first argument when the second argument is an even integer
1215 constant, but only with -funsafe_math_optimizations.
1216 (fold_builtin_1): Update call to fold_builtin_copysign.
1218 2005-02-09 Ian Lance Taylor <ian@airs.com>
1221 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1222 just check whether EH_FILTER_FAILURE falls through.
1224 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1226 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1227 insns return to ready list in the next turn.
1229 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1232 * builtins.def: New __builtin_powi[lf].
1233 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1234 (expand_builtin_powi): New function.
1235 (expand_builtin): Dispatch to expand_builtin_powi.
1236 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1237 * libgcc2.c: Add __builtin_powi[lf] implementation.
1238 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1239 * optabs.h: Add powi_optab.
1240 * optabs.c (init_optabs): Initialize powi_optab.
1241 * doc/extend.texi: Document __builtin_powi[lf].
1243 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1245 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1248 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1251 * fold-const.c (try_move_mult_to_index): Remove redundant
1252 type argument. Create ADDR_EXPR with correct type.
1253 (fold): Update callers of try_move_mult_to_index. Convert
1254 result to the appropriate type.
1256 2005-02-09 Roger Sayle <roger@eyesopen.com>
1259 * config/avr/avr.c (default_rtx_costs): Delete.
1260 (avr_operand_rtx_cost): New function.
1261 (avr_rtx_costs): Completely rewrite.
1263 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1266 * config/cris/cris.c (in_code): New variable.
1267 (cris_output_addr_const): Now a static function, a wrapper for
1269 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1270 case from old cris_output_addr_const.
1271 (cris_asm_output_label_ref): Similar for LABEL_REF.
1272 (cris_output_addr_const_extra): Similar for UNSPEC.
1273 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1274 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1275 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1277 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1278 (cris_asm_output_label_ref): Declare.
1280 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1282 PR preprocessor/19801
1283 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1284 filenames that changed when libcpp was moved to the toplevel.
1286 2005-02-07 Roger Sayle <roger@eyesopen.com>
1288 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1289 zero extensions of BImode operands. Call lowpart_subreg instead
1290 of gen_lowpart_common and gen_lowpart_SUBREG.
1292 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1295 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1296 * configure.ac: Set cc_for_cross_gnattools.
1297 * configure: Regenerate.
1299 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1302 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1304 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1307 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1308 of nested functions.
1310 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1312 * doc/extend.texi: Document deprecated extensions allowing
1313 static floating-point members to have initializers and allowing
1314 floating-point literals in integral constant expressions.
1316 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1318 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1319 config/darwin7.h, config/mips/mips.c,
1320 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1323 * cse.c: Update comments.
1325 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1328 * builtins.c (fold_builtin_sqrt): Transform
1329 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1332 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1333 Dorit Naishlos <dorit@il.ibm.com>
1335 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1336 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1337 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1339 * tree.h (vect_set_verbosity_level): New extern function declaration
1341 * tree-vectorizer.h (verbosity_levels): New enum type.
1342 * tree-vectorizer.c (vect_debug_stats): Function removed.
1343 (vect_debug_details): Likewise.
1344 (vect_verbosity_level): Global variable was defined and initialized.
1345 (vect_dump): Global variable definition.
1346 (vect_print_dump_info): New function.
1347 (vect_set_dump_settings): New function.
1348 (vect_set_verbosity_level): New function.
1349 (vectorize_loops): Add call to vect_set_dump_settings.
1351 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1352 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1353 (slpeel_tree_peel_loop_to_edge): Likewise.
1355 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1356 appropriate verbosity level instead of call to vect_debug_details
1357 or vect_debug_stats.
1358 (vect_get_base_and_offset):
1359 (vect_create_addr_base_for_vector_ref):
1360 (get_vectype_for_scalar_type):
1361 (vect_create_data_ref_ptr):
1363 (vect_get_vec_def_for_operand):
1364 (vect_finish_stmt_generation):
1365 (vectorizable_assignment):
1366 (vectorizable_operation):
1367 (vectorizable_store):
1368 (vectorizable_load):
1369 (vect_transform_stmt):
1370 (vect_update_ivs_after_vectorizer):
1371 (vect_do_peeling_for_loop_bound):
1372 (vect_update_inits_of_drs):
1373 (vect_do_peeling_for_alignment):
1374 (vect_transform_loop):
1375 (vect_is_simple_use):
1376 (vect_analyze_operations):
1377 (vect_is_simple_iv_evolution):
1378 (vect_analyze_scalar_cycles):
1379 (vect_analyze_data_ref_dependence):
1380 (vect_analyze_data_ref_dependences):
1381 (vect_compute_data_ref_alignment):
1382 (vect_enhance_data_refs_alignment):
1383 (vect_analyze_data_refs_alignment):
1384 (vect_analyze_data_ref_access):
1385 (vect_analyze_data_ref_accesses):
1386 (vect_analyze_pointer_ref_access):
1387 (vect_get_memtag_and_dr):
1388 (vect_analyze_data_refs):
1389 (vect_mark_relevant):
1390 (vect_stmt_relevant_p):
1391 (vect_mark_stmts_to_be_vectorized):
1392 (vect_can_advance_ivs_p):
1393 (vect_get_loop_niters):
1394 (vect_analyze_loop_form):
1395 (vect_analyze_loop):
1396 (vectorize_loops): Likewise.
1398 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1399 (vect_update_inits_of_drs):
1400 (vect_do_peeling_for_alignment):
1401 (vect_transform_loop):
1402 (vect_analyze_operations):
1403 (vect_analyze_scalar_cycles):
1404 (vect_analyze_data_ref_dependences):
1405 (vect_analyze_data_refs_alignment):
1406 (vect_analyze_data_ref_accesses):
1407 (vect_analyze_data_refs):
1408 (vect_mark_stmts_to_be_vectorized):
1409 (vect_get_loop_niters):
1410 (vect_analyze_loop_form):
1411 (vect_analyze_loop): Likewise.
1412 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1414 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1418 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1419 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1420 either -ffast-math or -funsafe-math-optimizations is in use.
1422 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1423 * config/mips/irix-csr.c: New file.
1424 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1425 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1426 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1429 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1431 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1432 redundant, incorrect definitions.
1434 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1436 ("*tls_indirect_call"): New, reference hard regs directly.
1437 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1439 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1441 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1442 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1444 2005-02-06 Roger Sayle <roger@eyesopen.com>
1446 PR rtl-optimization/19800
1447 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1448 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1451 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1453 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1455 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1458 * doc/invoke.texi: Correct documentation of -freorder-functions.
1460 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1463 * doc/invoke.texi: Don't mention gccbug.
1465 2005-02-06 Roger Sayle <roger@eyesopen.com>
1466 Andrew Pinski <pinskia@physics.uc.edu>
1467 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1469 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1470 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1471 into just (zero_extract:SI FOO (const_int 1) BAR).
1473 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1475 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1476 macro locally. Don't give last revision date. Use GCC version
1477 number from gcc-common.texi.
1478 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1479 revision date. Use GCC version number from gcc-common.texi.
1480 Describe being a library as current state rather than as 3.x
1482 * doc/gcc.texi: Remove last update date.
1483 * doc/gccint.texi: Likewise. Update copyright dates.
1484 * doc/install.texi: Update copyright dates.
1486 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1489 * doc/invoke.texi: Mention for each option included in -Wall that
1490 it is included in -Wall.
1491 * doc/gcc.texi: Update copyright and last modification date.
1493 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1495 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1496 unnecessary cast to original induction variable increments.
1498 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1500 PR tree-optimization/18219
1501 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1502 in distributed form.
1504 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1506 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1507 Set bitpos and offset later in the function. Do nothing if the
1508 target is a register and if the bitfield lies completely outside
1510 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1511 here. Return an uninitialised register if the source value is stored
1512 in a register and the bitfield lies completely outside that register.
1514 2005-02-06 Steven Bosscher <stevenb@suse.de>
1516 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1519 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1521 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1523 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1525 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1526 * config/darwin8.h: New.
1527 * config/darwin7.h: Update comment.
1529 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1530 Dorit Naishlos <dorit@il.ibm.com>
1532 * tree-vectorizer.h (LOC): New type.
1533 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1534 (loop_line_number): New field in struct _loop_vec_info.
1535 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1537 * tree-vectorizer.c (input.h): Included.
1538 (find_loop_location): New function.
1539 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1540 loop line number removed.
1541 (vect_debug_details): Likewise.
1542 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1544 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1545 call to vect_debug_details/stats changed from loop to loop_loc.
1546 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1547 (slpeel_tree_peel_loop_to_edge): Likewise.
1549 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1550 changed from NULL to UNKNOWN_LOC.
1551 (vect_get_base_and_offset):
1552 (vect_create_addr_base_for_vector_ref):
1553 (get_vectype_for_scalar_type):
1554 (vect_create_data_ref_ptr):
1556 (vect_get_vec_def_for_operand):
1557 (vect_finish_stmt_generation):
1558 (vectorizable_assignment):
1559 (vectorizable_operation):
1560 (vectorizable_store):
1561 (vectorizable_load):
1562 (vect_transform_stmt):
1563 (vect_update_ivs_after_vectorizer):
1564 (vect_do_peeling_for_loop_bound):
1565 (vect_do_peeling_for_alignment):
1566 (vect_transform_loop):
1567 (vect_is_simple_use):
1568 (vect_analyze_operations):
1569 (vect_is_simple_iv_evolution):
1570 (vect_analyze_scalar_cycles):
1571 (vect_analyze_data_ref_dependences):
1572 (vect_compute_data_ref_alignment):
1573 (vect_enhance_data_refs_alignment):
1574 (vect_analyze_data_ref_access):
1575 (vect_analyze_data_ref_accesses):
1576 (vect_analyze_pointer_ref_access):
1577 (vect_get_memtag_and_dr):
1578 (vect_analyze_data_refs):
1579 (vect_mark_relevant):
1580 (vect_stmt_relevant_p):
1581 (vect_mark_stmts_to_be_vectorized):
1582 (vect_can_advance_ivs_p):
1583 (vect_get_loop_niters):
1584 (vect_analyze_loop):
1585 (vectorize_loops): Likewise.
1587 (vectorizable_load): Argument in call to vect_debug_details/stats
1588 changed from loop to LOOP_LOC (loop_vinfo).
1589 (vect_transform_loop):
1590 (vect_analyze_operations):
1591 (vect_analyze_scalar_cycles):
1592 (vect_analyze_data_ref_dependence):
1593 (vect_enhance_data_refs_alignment):
1594 (vect_analyze_data_ref_accesses):
1595 (vect_analyze_pointer_ref_access):
1596 (vect_analyze_data_refs):
1597 (vect_analyze_loop): Likewise.
1599 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1600 changed from loop to loop_loc.
1602 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1604 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1605 Dorit Naishlos <dorit@il.ibm.com>
1607 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1609 (vect_analyze_data_ref_dependences): Likewise.
1611 (vect_is_simple_use): Argument changed from loop structure to
1612 loop_vect_info structure.
1613 (vect_can_advance_ivs_p): Likewise.
1614 (vect_create_index_for_vector_ref): Likewise.
1615 (vect_update_ivs_after_vectorizer): Likewise.
1616 (new_stmt_vec_info): Likewise.
1618 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1619 changed from loop to loop_vinfo.
1620 (vect_create_data_ref_ptr): First argument in call to
1621 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1622 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1623 was changed from loop to loop_vinfo.
1624 (vectorizable_operation): Likewise.
1625 (vectorizable_store): Likewise.
1626 (vect_mark_stmts_to_be_vectorized): Likewise.
1627 (vect_do_peeling_for_loop_bound): First argument in call to
1628 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1629 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1630 was changed from loop to loop_vinfo.
1631 (vect_analyze_data_ref_dependences): Third argument in call to
1632 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1634 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1635 (vect_create_data_ref_ptr): Likewise.
1636 (vect_init_vector): Likewise.
1637 (vect_get_vec_def_for_operand): Likewise.
1638 (vectorizable_assignment): Likewise.
1639 (vectorizable_operation): Likewise.
1640 (vectorizable_store): Likewise.
1641 (vectorizable_load): Likewise.
1642 (vect_update_ivs_after_vectorizer): Likewise.
1643 (vect_is_simple_use): Likewise.
1644 (vect_analyze_data_ref_dependence): Likewise.
1645 (vect_analyze_pointer_ref_access): Likewise.
1646 (vect_can_advance_ivs_p): Likewise.
1648 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1649 before _stmt_vec_info.
1650 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1651 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1652 (new_stmt_vec_info): Argument changed from loop structure to
1653 loop_vect_info structure
1655 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1656 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1657 (vect_create_addr_base_for_vector_ref): Likewise.
1658 (vect_analyze_pointer_ref_access): Likewise.
1660 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1663 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1664 phi flag if the phi is abnormal.
1666 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1669 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1670 information for the new statement.
1672 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1675 * gcc.c (main): Include the target in -v output.
1677 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1679 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1680 Do not drop the extend if we'd have to add a paradoxical subreg
1681 later. Include optabs.h and insn-codes.h.
1682 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1684 2005-02-02 Roger Sayle <roger@eyesopen.com>
1687 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1688 * fold-const.c (const_binop): Avoid constant folding floating
1689 point operations in modes that use composite representations.
1690 * simplify-rtx.c (simplify_binary_operation): Likewise.
1692 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1694 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1696 (altivec_dstt): Likewise.
1697 (altivec_dstst): Likewise.
1698 (altivec_dststt): Likewise.
1699 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1702 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1704 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1705 EXPR_LOCUS from orig_cond to the new cond_stmt.
1706 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1709 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1711 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1712 standard_iv_increment_position. Remove call to bsi_next
1713 (no need to bump the iterator anymore).
1714 (vect_create_index_for_vector_ref): Call
1715 standard_iv_increment_position. Remove second function argument.
1716 (vect_finish_stmt_generation): Remove call to bsi_next
1717 (no need to bump the iterator anymore).
1718 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1719 to vect_create_index_for_vector_ref.
1721 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1723 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1724 phis are used out of the loop.
1726 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1729 * c-decl.c (undef_nested_function): New variable.
1730 (pop_scope): Diagnose undefined nested functions.
1731 (finish_function): Don't attempt cgraph processing or genericizing
1732 if current top-level function contained an undefined nested
1733 function. Reset undef_nested_function at the end of a top-level
1736 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1738 * tree.c (build_int_cst_type): Take sign of the value into account
1739 when deciding whether sign extend the value.
1741 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1744 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1745 (cpp_options, cc1_options): Change %{std*&ansi} to
1746 %{std*&ansi&trigraphs}.
1748 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1750 * cse.c: Update comments.
1752 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1754 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1755 arguments go on the stack. Do not put complex doubles in odd/even
1758 2005-02-02 Steven Bosscher <stevenb@suse.de>
1760 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1761 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1762 -ftree-pre, and -fthread-jumps.
1764 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1766 PR tree-optimization/19578
1767 * tree-flow.h (modified_noreturn_calls): Declare.
1768 (noreturn_call_p): Declare.
1769 * tree-flow-inline.h (noreturn_call_p): New function.
1770 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1771 * tree-cfg.c (modified_noreturn_calls): New variable.
1772 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1773 that contain a mid-block noreturn call.
1774 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1776 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1778 * df.c (df_def_record_1, df_uses_record): Don't use
1780 * df.h (DF_FOR_REGALLOC): Remove.
1782 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1785 * c-typeck.c (really_start_incremental_init): Reset
1786 constructor_max_index for arrays of incomplete type.
1788 2005-02-02 Jeff Law <law@redhat.com>
1790 * gcse.c (struct reg_set): Store the block index where the register
1791 was set rather than the setting insn.
1792 (record_one_set, compute_transp): Corresponding changes.
1793 (pre_insert_copy_insn): Do not call replace_one_set.
1794 (replace_one_set): Remove.
1796 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1799 * doc/gcov.texi: Fix typo.
1801 2005-02-01 Richard Henderson <rth@redhat.com
1804 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1805 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1807 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1808 * config/i386/i386-protos.h: Update.
1810 2005-02-01 Steven Bosscher <stevenb@suse.de>
1812 PR tree-optimization/19217
1813 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1814 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1815 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1816 that it is walking a PHI node.
1818 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1820 * doc/extend.texi (Nested Functions): Update.
1822 2005-02-01 Richard Henderson <rth@redhat.com>
1825 * optabs.c (expand_copysign_absneg): Export.
1826 * optabs.h (expand_copysign_absneg): Declare.
1827 * config/rs6000/rs6000.md (copysigntf3): New.
1829 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1831 PR tree-optimization/19633
1832 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1833 * tree-ssa-alias.c (init_alias_info): Initialize.
1834 (merge_pointed_to_info): Set.
1835 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1836 (dump_points_to_info_for): Show value of pt_null.
1837 (struct count_ptr_d): Declare.
1838 (find_ptr_dereference): Remove.
1839 (ptr_is_dereferenced_by): Remove.
1840 (count_ptr_derefs): New local function.
1841 (count_uses_and_derefs): New local function.
1842 (compute_points_to_and_addr_escape): Call it. If the number
1843 of dereferences is greater than zero, mark the pointer as
1844 dereferenced. If there are fewer dereferences than uses of
1845 the pointer, the pointer's value escapes.
1847 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1849 PR tree-optimization/19670
1850 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1852 (verify_use): ... set it here, instead.
1854 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1856 * doc/sourcebuild.texi (Test directives): Fix formatting.
1858 * doc/sourcebuild.texi (Test directives): Describe selector
1861 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1863 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1864 specific 64-bit CPUs.
1866 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1869 * arm.c (arm_eliminable_register): New function.
1870 (adjacent_mem_locations): Don't allow eliminable registers. Use
1871 HOST_WIDE_INT for address offsets.
1872 * arm-protos.h (arm_eliminable_register): Add prototype.
1874 2005-02-01 Steven Bosscher <stevenb@suse.de>
1876 PR optimization/15242
1877 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1878 * basic-block.h (duplicate_computed_gotos): Add prototype.
1879 * bb-reorder.c (duplicate_computed_gotos): New function to
1880 duplicate sufficiently small blocks ending in a computed jump.
1881 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1882 if not optimizing for size.
1883 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1884 never do tail merging for blocks ending in a computed jump.
1885 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1887 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1889 Patch from Richard Sandiford <rsandifo@redhat.com>
1890 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1891 from inheriting a subreg equivalence with a non-spill register.
1893 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1895 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1897 * config/frv/frv.c (movcc_fp_destination_operand): New.
1898 (gpr_or_memory_operand): Fix typo in comment.
1899 (gpr_or_memory_operand_with_scratch): New.
1900 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1901 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1902 movcc_fp_destination_operand.
1903 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1904 Legitimize memory addresses using a scratch register.
1906 2005-01-31 Jeff Law <law@redhat.com>
1908 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1909 bitmap a sparse bitmap instead of a simple bitmap.
1910 (mark_def_sites_initialize_block): Corresponding changes.
1911 (ssa_mark_def_sites_initialize_block): Likewise.
1912 (ssa_mark_phi_uses): Likewise.
1913 (mark_def_site, ssa_mark_def_sites): Likewise.
1914 (mark_def_site_blocks): Likewise.
1915 (rewrite_ssa_into_ssa): Likewise.
1917 * tree-ssa-dom.c (record_cond): Pass correct variable type
1918 for last argument to htab_find_slot_with_hash.
1920 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1921 effects when optimizing 0 % X. Do not try to optimize X % 0.
1923 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1925 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1928 2005-02-01 Eric Christopher <echristo@redhat.com>
1930 * config/mips/mips.c (override_options): Warn if -mint64
1932 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1935 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1937 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1939 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1940 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1941 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1942 (cached_regno): Initialize to INVALID_REGNUM.
1943 (cse_reg_info_table_size,
1944 cse_reg_info_table_first_uninitialized,
1945 cse_reg_info_timestamp): New.
1946 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1948 (init_cse_reg_info, get_cse_reg_info_1): New.
1949 (get_cse_reg_info): Cache the last look-up.
1950 (new_basic_block): Update the code to clear mappings from
1951 registers to cse_reg_info entries.
1952 (cse_main): Call init_cse_reg_info.
1954 * cse.c (get_cse_reg_info): Update a comment.
1956 2005-01-31 Steven Bosscher <stevenb@suse.de>
1959 * c-decl.c (start_decl): Do not warn about arrays of elements with
1960 an incomplete type here.
1961 (grokdeclarator): Do it here by making a pedwarn an error.
1962 * c-typeck.c (push_init_level): If there were previous errors with
1963 the constructor type, do not warn about braces for initializers.
1964 (process_init_element): Likewise for excess initializer elements.
1966 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1968 * cse.c (delete_trivially_dead_insn): Don't iterate.
1970 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1972 * config/rs6000/rs6000.md (copysignsf3): New expand.
1973 (copysigndf3): Likewise.
1975 2005-01-31 Steven Bosscher <stevenb@suse.de>
1977 * recog.c (constrain_operands): Only look for earlyclobber operand
1978 conflicts if an '&' constraint was seen.
1980 2005-01-31 Marc Espie <espie@openbsd.org>
1982 * config.gcc: Don't include embedded systems fragment, switches default
1983 debugging format to ELF.
1984 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1985 longer pick it up there.
1987 2005-01-31 Dale Johannesen <dalej@apple.com>
1989 * doc/extend.texi (nested functions): Fix linkage description.
1990 Clarify that static is not allowed.
1992 2005-01-31 Dale Johannesen <dalej@apple.com>
1994 * config/rs6000/darwin.md (movsf_low_di): Make work.
1995 (movdf_low_di): Make work.
1997 2005-01-31 Dale Johannesen <dalej@apple.com>
1999 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2000 Make work for 64 bit.
2002 2005-01-31 Roger Sayle <roger@eyesopen.com>
2003 Dale Johannesen <dalej@apple.com>
2006 * fold-const.c (fold_binary_op_with_conditional_arg):
2007 Make types match original operands, before STRIP_NOPS.
2009 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2011 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2012 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2013 (struct gcc_sigcontext): Delete. Merge contents to..
2014 (struct gcc_ucontext): ..here.
2015 (get_sigcontext): Delete.
2016 (get_regs): New function, like get_sigcontext but return regs ptr.
2017 64-bit version finds regs from r1 to support vdso.
2018 (ppc_linux_aux_vector): New function.
2019 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2022 2005-01-31 Ira Rosen <irar@il.ibm.com>
2024 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2026 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2027 redundant fold. Fix misalignment for MINUS_EXPR.
2028 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2029 (vect_analyze_pointer_ref_access): Likewise.
2030 (vect_get_memtag_and_dr): Likewise.
2032 2005-01-31 Richard Henderson <rth@redhat.com>
2034 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2035 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2036 absnegdf2_i387, absnegxf2_i387): Likewise.
2038 2005-01-31 Richard Henderson <rth@redhat.com>
2041 * optabs.c (expand_copysign_absneg): New.
2042 (expand_copysign_bit): Split out from ...
2043 (expand_copysign): ... here. Use expand_copysign_absneg.
2045 2005-01-30 Roger Sayle <roger@eyesopen.com>
2048 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2049 constant as the second operand and a register as the third.
2051 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2054 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2055 that dllimport'd functions do not use all call-clobbered registers
2058 2005-01-30 Richard Henderson <rth@redhat.com>
2061 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2062 expand_abs_nojump and generalize. Use operand_subword and
2063 emit_no_conflict_block. Support large modes.
2064 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2066 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2067 negation to subtraction.
2068 (expand_copysign): Check that the format has signed zeros.
2069 Use operand_subword and emit_no_conflict_block. Support large modes.
2071 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2073 Fix PR tree-optimization/19624
2075 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2076 * tree-ssa-pre.c: Add cfgloop.h.
2078 (pre_stats): New member, constified.
2079 (inserted_exprs): New static variable.
2080 (NECESSARY): New macro.
2081 (create_expression_by_pieces): Fold the expression, and
2082 mark it as defaulting to not necessary. Also put in
2084 (fully_constant_expression): New function.
2085 (insert_into_preds_of_block): Modify to not insert phis when we
2086 are playing with induction variables.
2087 Push phis onto the inserted_exprs vector, and mark them as not
2088 necessary by default.
2089 (insert_aux): Call fully_constant_expression on eprime.
2090 If all edges produce the same value, mark it constant.
2091 (mark_operand_necessary): New function.
2092 (remove_dead_inserted_code): New function.
2093 (init_pre): Init loop optimizer to get loop info.
2094 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2095 (execute_pre): Commit edge inserts, then remove dead code.
2097 2005-01-30 Richard Henderson <rth@redhat.com>
2099 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2100 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2102 2005-01-30 Richard Henderson <rth@redhat.com>
2105 * config/i386/i386.c (ix86_expand_copysign): New.
2106 (ix86_split_copysign_const): New.
2107 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2108 rearrange op1/nmask operands.
2109 * config/i386/i386-protos.h: Update.
2110 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2111 (copysigndf3): Likewise.
2112 (copysignsf3_const, copysigndf3_const): New.
2113 (copysignsf3_var): Rename from copysignsf3, split out splitter
2114 and fix split predicate for X constraint.
2115 (copysigndf3_var): Similarly.
2117 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2119 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2120 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2121 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2123 2005-01-29 Richard Henderson <rth@redhat.com>
2126 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2127 of # and * in constraints.
2129 2005-01-29 Richard Henderson <rth@redhat.com>
2132 * expr.c (store_field): Don't strip sub-mode cast when the input
2133 data is even smaller.
2135 2005-01-29 Richard Henderson <rth@redhat.com>
2138 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2141 2005-01-29 Richard Henderson <rth@redhat.com>
2143 * combine.c (make_field_assignment): Fix argument order
2146 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2148 PR tree-optimization/15791
2149 * fold-const.c (extract_array_ref): New function.
2150 (fold): Fold comparisons between &a[i] and &a[j] or
2151 semantically equivalent trees.
2153 2005-01-29 Jeff Law <law@redhat.com>
2155 * gcse.c (insert_expr_in_table): Revamp handling of available
2156 and anticipatable occurrence lists to avoid unnecessary list
2158 (insert_set_in_table): Similarly.
2160 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2162 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2164 (c_build_qualified_type): Build qualified array types with
2165 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2166 * c-decl.c (c_make_fname_decl): Build unqualified array type
2167 before qualified type.
2168 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2169 type is qualified, not just if type itself is. Don't apply
2170 qualifiers to array type when declarator is processed. Apply
2171 qualifiers to field type whether or not it is an array type.
2172 Don't handle array types specially for applying qualifiers to
2174 * c-typeck.c (composite_type): Build unqualified element type and
2175 array type when forming composite of array types.
2176 (common_pointer_type, comptypes, comp_target_types,
2177 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2178 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2180 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2181 (args2) in variables a1 and a2.
2183 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2185 * cse.c (n_elements_made, max_elements_made): Remove.
2186 (insert): Don't touch n_elements_made.
2187 (cse_main): Don't touch n_elements_made or max_elements_made.
2189 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2192 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2193 configuration part of dp-bit.c to be lost.
2195 2005-01-28 Roger Sayle <roger@eyesopen.com>
2197 * expmed.c (expand_mult_highpart_optab): When attempting to use
2198 a non-widening multiplication in a wider mode, the operands need
2199 to be converted (zero or sign extended) to that mode.
2201 2005-01-28 Ian Lance Taylor <ian@airs.com>
2205 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2206 through if both operands fall through.
2208 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2210 * cse.c (fold_rtx) <PC>: Don't optimize.
2212 2005-01-28 Jeff Law <law@redhat.com>
2214 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2215 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2217 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2219 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2220 cse_reg_info_used_list_end): Remove.
2221 (cse_reg_info_list, cse_reg_info_list_free): New.
2222 (get_cse_reg_info): When allocating an instance of
2223 cse_reg_info, add it to the beginning of the cse_reg_info_list
2224 list. Remove code to maintain cse_reg_info_used_list.
2225 (new_basic_block): Reset the free list to the beginning of
2228 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2230 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2231 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2232 (frv_expand_mdpackh_builtin): New function.
2233 (frv_expand_builtin): Use it to expand __MDPACKH.
2234 * doc/extend.texi (__MDPACKH): Update documentation.
2236 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2238 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2239 SSE_FLOAT_MODE_P for use_sse computation.
2241 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2244 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2246 2005-01-27 Richard Henderson <rth@redhat.com>
2248 * builtins.c (expand_builtin_copysign): New.
2249 (expand_builtin): Call it.
2250 * genopinit.c (optabs): Add copysign_optab.
2251 * optabs.c (init_optabs): Initialize it.
2252 (expand_copysign): New.
2253 * optabs.h (OTI_copysign, copysign_optab): New.
2254 (expand_copysign): Declare.
2256 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2257 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2259 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2260 (ix86_expand_fp_absneg_operator): ... here.
2261 (ix86_split_copysign): New.
2262 * config/i386/i386-protos.h: Update.
2263 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2264 (copysignsf3, copysigndf3): New.
2266 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2267 (copysignsf3, ncopysignsf3): New.
2268 (copysigndf3, ncopysigndf3): New.
2269 (copysignxf3, ncopysignxf3): New.
2270 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2272 2005-01-27 Arend Bayer <arend.bayer@web.de>
2273 Kazu Hirata <kazu@cs.umass.edu>
2275 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2276 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2277 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2280 2005-01-27 Jeff Law <law@redhat.com>
2282 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2283 definitions of SSA_NAMEs which are not being rewritten.
2284 (rewrite_ssa_into_ssa): Only initialize the current definition
2285 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2286 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2287 SSA_NAMEs before returning.
2289 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2291 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2292 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2293 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2294 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2295 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2297 2005-01-27 Steven Bosscher <stevenb@suse.de>
2300 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2301 higher to -O2 and higher. Likewise for tree PRE.
2302 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2305 2005-01-27 Ian Lance Taylor <ian@airs.com>
2308 * gimple-low.c (try_catch_may_fallthru): New static function.
2309 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2310 * tree-inline.c (expand_call_inline): Don't warn about reaching
2311 the end of a non-void function being inlined if the function uses
2314 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2316 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2319 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2320 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2321 (implicitly_declare): Handle error_mark_node.
2323 2005-01-27 Richard Henderson <rth@redhat.com>
2326 * tree.h (struct tree_decl): Add debug_expr_is_from.
2327 (DECL_DEBUG_EXPR_IS_FROM): New.
2328 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2329 * dwarf2out.c (dwarf2out_var_location): Update to match.
2330 * tree-outof-ssa.c (create_temp): Likewise.
2331 * var-tracking.c (track_expr_p): Likewise.
2332 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2333 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2334 * toplev.c (default_tree_printer): Likewise.
2336 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2338 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2339 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2341 2005-01-27 Steven Bosscher <stevenb@suse.de>
2343 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2344 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2345 ASM_CLOBBERS): Add tree checks.
2347 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2348 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2349 * c-common.def (SWITCH_STMT): Update to match.
2350 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2351 macros instead of SWITCH_EXPR ones.
2352 * c-dump.c (c_dump_tree): Likewise.
2353 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2354 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2356 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2358 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2360 * unwind-dw2.c (execute_stack_op): Add missing cases for
2361 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2363 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2365 * config.gcc (Obsolete configurations): Remove 'dummy', add
2366 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2369 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2371 PR tree-optimization/19633
2372 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2374 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2375 are no call-clobbered variables.
2376 * tree-outof-ssa.c (check_replaceable): Return false for calls
2379 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2381 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2382 even for variables with NULL DECL_INITIAL.
2384 2005-01-26 Stuart Hastings <stuart@apple.com>
2386 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2388 2005-01-26 Richard Henderson <rth@redhat.com>
2391 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2393 * expr.c (store_field): Strip conversions to odd-bit-sized types
2394 if the destination field width matches.
2396 2005-01-26 Richard Henderson <rth@redhat.com>
2398 * c-decl.c, expmed.c, expr.c: Revert last change.
2400 2005-01-26 Richard Henderson <rth@redhat.com>
2403 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2405 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2406 if we don't need the bits above those present in the current mode.
2407 * expr.c (store_field): Strip conversions to odd-bit-sized types
2408 if the destination field width matches.
2410 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2412 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2413 either -ffast-math or -funsafe-math-optimizations is in use.
2415 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2419 * config/avr/avr.c (notice_update_cc): Only set condition code for
2420 ashrqi3 if shift count > 0.
2421 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2422 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2423 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2424 count <= 0 as a no-op, and shift count >= width by copying zero
2425 or sign bit to all bits of the result.
2426 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2427 count, with attribute "length" set to 0 and "cc" set to "none".
2429 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2431 * doc/invoke.texi: Document -mTLS.
2433 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2434 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2435 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2436 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2437 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2438 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2439 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2440 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2442 * configure.ac: Check for a TLS capable gas.
2444 * configure: Regenerate.
2446 2005-01-26 Richard Henderson <rth@redhat.com>
2449 * combine.c (make_field_assignment): Simplify store to zero_extract
2450 from a source with an overlapping mask.
2452 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2454 2004-11-11 Eric Christopher <echristo@redhat.com>
2456 * config/frv/frv.md: Add fr400_integer automaton. Don't
2457 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2460 2005-01-26 Steven Bosscher <stevenb@suse.de>
2463 * cfgbuild.c (make_edges): Do not clear or set
2464 current_function_has_computed_jump.
2465 * function.h (struct function): Remove the has_computed_jump field.
2466 (current_function_has_computed_jump): Do not define.
2467 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2468 in a computed jump. Ignore current_function_has_computed_jump.
2470 2005-01-26 Richard Henderson <rth@redhat.com>
2473 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2474 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2476 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2477 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2478 objects into static storage if they have more than one non-zero value.
2479 * tree.h (categorize_ctor_elements): Update decl.
2481 2005-01-26 Steven Bosscher <stevenb@suse.de>
2484 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2485 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2486 to this function from 2004-07-10.
2487 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2488 the current function for tail call optimizations if the address
2489 of one of it its arguments is taken.
2491 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2493 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2495 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2497 * function.c (expand_function_end): If current_function_calls_alloca,
2498 emit stack restore in a place that is reached when the function falls
2501 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2503 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2504 rule to avoid matching inappropriate suffix rule.
2506 2005-01-26 Jan Hubicka <jh@suse.cz>
2508 PR tree-optimization/19241
2509 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2511 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2513 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2514 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2516 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2517 <sim*>: Always use crt1.o, regardless of N in simN.
2518 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2519 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2520 (CRT_CALL_STATIC_FUNCTION): Remove.
2521 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2522 use crt1.o, regardless of N in simN.
2523 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2524 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2525 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2526 case isystem setting.
2527 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2529 2005-01-25 Ian Lance Taylor <ian@airs.com>
2531 * gimple-low.c (block_may_fallthru): Correct handling of
2532 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2534 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2536 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2537 handlers to match indentation; nested under the mtune=* handler.
2538 Similar for mcpu= and march=.
2540 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2542 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2543 * config/mips/linux64.h (LIB_SPEC): Likewise.
2544 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2545 * config/sh/linux.h (LIB_SPEC): Likewise.
2547 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2549 * config/frv/frv.c (frv_legitimize_tls_address): New.
2550 (TARGET_HAVE_TLS): Define.
2551 (FRV_SYMBOL_REF_TLS_P): Define.
2552 (frv_override_options): Handle new register classes.
2553 (frv_legitimate_address_p): Reject tls addresses.
2554 (frv_legitimize_address): Handle TLS addresses.
2555 (gen_inlined_tls_plt): New.
2557 (frv_legitimize_tls_address): New.
2558 (unspec_got_name): Add TLS entries.
2559 (got12_operand): Add R_FRV_TLSMOFF12 case.
2560 (frv_emit_move): Fixup TLS addresses.
2561 (frv_emit_movsi): Legitimize TLS addresses.
2563 * config/frv/frv.h (MASK_BIG_TLS): New.
2564 (TARGET_BIG_TLS): New.
2565 (HAVE_AS_TLS): Define.
2566 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2567 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2568 (REG_CLASS_NAMES): Same.
2569 (REG_CLASS_CONTENTS): Same.
2570 (CONSTRAINT_LEN): New.
2571 (REG_CLASS_FROM_CONSTRAINT): New.
2572 (PREDICATE_CODES): Add symbolic_operand.
2574 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2575 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2576 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2577 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2578 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2579 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2580 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2581 GR9_REG, GR14_REG, LRREG.
2582 (type): Add load_or_call attribute.
2583 ("load_or_call"): New reservation.
2584 ("call_gettlsoff"): New.
2585 ("tls_indirect_call"): New.
2586 ("tls_load_gottlsoff12"): New.
2587 ("tlsoff_hilo"): New.
2588 ("tls_tlsdesc_ldd"): New.
2589 ("tls_tlsoff_ld"): New.
2592 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2594 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2596 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2597 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2598 * config/frv/frv.c (TLS_BIAS): Define.
2599 (frv_output_dwarf_dtprel): New.
2601 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2603 PR rtl-optimization/19579
2604 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2605 both A and B, see if they don't clobber registers the other expr uses.
2607 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2609 * real.c (do_add): Initialize signalling and canonical members.
2611 * real.c (real_from_integer): Zero out destination.
2613 2005-01-18 Jan Hubicka <jh@suse.cz>
2615 PR tree-optimize/19337
2616 * tree-inline.c (initialize_inlined_parameters): Copy
2617 saved_static_chain_decl only.
2619 2005-01-25 Richard Henderson <rth@redhat.com>
2623 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2624 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2625 80387 enabled, to return a proper subclass. Return the subset that
2626 overlaps with GENERAL_REGS for PLUS.
2627 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2629 2005-01-25 Richard Henderson <rth@redhat.com>
2632 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2634 2005-01-25 Roger Sayle <roger@eyesopen.com>
2636 * expmed.c (choose_multiplier): Change interface to return the
2637 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2638 (expand_divmod): Update calls to choose_multiplier.
2640 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2643 * expmed.c (extract_bit_field): Use adjust_address instead of
2644 gen_lowpart when op0 is a MEM.
2646 2005-01-24 Steven Bosscher <stevenb@suse.de>
2648 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2650 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2652 * config/mips/irix-csr.c: New file.
2653 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2654 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2655 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2658 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2661 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2662 sparc/elf.h, add sparc/sp-elf.h.
2663 (sparc-*-rtems*): Likewise.
2664 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2665 tm-dwarf2.h, add sparc/sp-elf.h.
2666 (sparc86x-*-elf): Likewise.
2667 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2668 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2669 TARGET_OS_CPP_BUILTINS.
2670 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2671 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2673 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2674 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2675 (SWITCH_TAKES_ARG): Likewise.
2676 (LOCAL_LABEL_PREFIX): Likewise.
2677 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2678 (TARGET_N_FORMAT_TYPES): Delete.
2679 (TARGET_FORMAT_TYPES): Likewise.
2680 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2681 * config/sparc/elf.h: Delete.
2682 * config/sparc/sp-elf.h: New file.
2684 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2686 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2687 * tree-flow.h: Remove the corresponding prototype.
2688 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2689 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2691 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2694 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2695 for AIX ABI or ELF -fPIC.
2696 (rs6000_emit_load_toc_table): Don't create toc_section here.
2697 (rs6000_xcoff_file_start): Nor here.
2699 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2701 * sh.c (ra.h): Don't #include.
2702 (hard_regs_intersect_p): New function, resurrected from ra.c.
2704 * sh.c: Fix 1996 Copyright.
2706 2005-01-24 Richard Henderson <rth@redhat.com>
2707 Aldy Hernandez <aldyh@redhat.com>
2709 * regrename.c (note_sets): Handle subregs.
2711 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2714 * genconditions.c (write_header, write_conditions): Elide file if
2717 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2719 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2720 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2723 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2725 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2726 expand_builtin_printf, expand_builtin_fprintf,
2727 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2728 checking against POINTER_TYPE.
2729 (validate_arglist): Handle POINTER_TYPE code by checking
2732 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2734 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2736 (for_each_rtx): Call for_each_rtx_1.
2737 * rtl.h (init_rtlanal): Declare.
2738 * toplev.c (backend_init): Call init_rtlanal.
2740 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2742 * flow.c (propagate_one_insn): Formatting.
2745 * flow.c (libcall_dead_p): Be more conservative if unsure.
2746 If there are any instructions between insn and call, see if they are
2747 all dead before saying the libcall is dead.
2749 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2751 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2752 operand constraint for operand 0.
2754 2005-01-23 Richard Henderson <rth@redhat.com>
2757 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2758 edges leading to join block.
2760 2005-01-23 Roger Sayle <roger@eyesopen.com>
2762 * expmed.c (expand_mult_highpart): Make static. Change type of
2763 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2764 (expand_divmod): Updates calls to expand_mult_highpart by using
2765 gen_int_mode to pass a CONST_INT rtx.
2766 * rtl.h (expand_mult_highpart): Remove prototype.
2768 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2770 * flow.c (regset_bytes, regset_size): Remove.
2772 * cfganal.c: Fix a reference to Harvey's paper.
2774 2005-01-23 Steven Bosscher <stevenb@suse.de>
2776 PR rtl-optimization/19464
2777 * tree-optimize.c (init_tree_optimization_passes): Add one more
2778 copyrename pass just before out-of-ssa.
2780 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2783 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2784 * ggc-none.c (ggc_free): Define.
2786 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2788 * cse.c (max_reg, max_insn_uid): Remove.
2789 (cse_main): Don't access max_reg or max_insn_uid.
2791 * c-common.c (explicit_flag_signed_bitfields,
2792 lang_statement_code_p, lang_expand_function_end): Remove.
2793 * c-common.h: Remove the corresponding declarations.
2794 * c-opts.c (c_common_handle_option): Remove all write access
2795 to explicit_flag_signed_bitfields.
2797 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2798 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2799 * cgraph.h: Remove the corresponding declaration.
2801 * gcse.c (null_pointer_info): Remove.
2803 2005-01-23 Roger Sayle <roger@eyesopen.com>
2804 Eric Botcazou <ebotcazou@libertysurf.fr>
2806 * combine.c (simplify_logical): Only simplify logical expressions
2807 of the form ior(and(x,y),z) by the inverse distributive law if the
2808 result is cheaper than the original.
2810 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2812 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2813 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2814 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2815 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2816 config/freebsd-spec.h, config/arm/arm.h,
2817 config/h8300/h8300.md, config/i386/i386.md,
2818 config/i386/predicates.md, config/i386/sse.md,
2819 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2820 config/vax/vax.md: Fix comment typos. Follow spelling
2823 2005-01-23 Steven Bosscher <stevenb@suse.de>
2825 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2826 tests, instead of `less than'.
2828 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2830 * function.c (assign_parm_setup_block): When creating a new stack slot
2831 for a parameter, get its alignment from the parameter's DECL_ALIGN
2832 rather than the type's TYPE_ALIGN. Make sure that the parameter
2833 is at least word aligned.
2835 2005-01-22 Roger Sayle <roger@eyesopen.com>
2838 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2840 2005-01-22 Richard Henderson <rth@redhat.com>
2843 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2844 in both compare operands.
2845 (movdfcc_1_sse_max): Likewise.
2846 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2847 (movdfcc_1_sse): Likewise.
2848 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2849 scratch register as needed.
2851 2005-01-22 Richard Henderson <rth@redhat.com>
2853 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2855 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2857 2005-01-22 Richard Henderson <rth@redhat.com>
2859 * genopinit.c (optabs): Use smin/smax for floating point too.
2860 * doc/md.texi: Update to match. Clarify that floating point
2861 results are undefined for +0/-0 and NaN.
2862 * doc/rtl.texi: Likewise.
2863 * rtl.def (SMIN, SMAX): Likewise
2864 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2866 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2867 leading 's' to the name.
2868 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2869 smaxxf3, sminxf3): Likewise.
2870 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2873 2005-01-22 Paul Brook <paul@codesourcery.com>
2875 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2877 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2879 * config/s390/s390.c (struct processor_costs): New fields
2880 dlgr, dlr, dr, dsgfr, dsgr.
2881 (z900_cost, z990_cost): Values for new fields.
2882 (s390_rtx_costs): New cases MEM und COMPARE in switch
2883 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2884 DIV, MOD, UDIV, UMOD.
2886 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2888 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2889 into the register being decremented.
2890 ("doloop_si31", "doloop_di"): Likewise.
2891 ("*doloop_si_long"): Adapt pattern.
2893 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2895 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2897 (CLASS_MAX_NREGS): Likewise.
2899 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2901 * doc/tree-ssa.texi (Statement Operands): Add example for new
2902 must-def macro. Note deprecation of old operands interface.
2904 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2906 PR tree-optimization/19484
2907 * tree-cfg.c (remove_fallthru_edge): New function.
2908 (cleanup_control_flow): Remove fallthru edges from calls that are
2909 now known not to return.
2911 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2913 Fix PR tree-optimization/19038
2914 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2915 copies with loop variant ones.
2917 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2919 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2920 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2921 config/alpha/alpha.md, config/alpha/predicates.md,
2922 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2923 config/sparc/sol2.h: Update copyright.
2925 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2926 first label to see if it is a nonlocal label.
2928 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2929 Andrew Pinski <pinskia@physics.uc.edu>
2932 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2933 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2935 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2937 * config/rs6000/rtems.h: Update copyright.
2939 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2942 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2943 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2944 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2946 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2949 * c-typeck.c (convert_arguments): Check for error_mark_node.
2951 2005-01-21 Ian Lance Taylor <ian@airs.com>
2953 PR tree-optimization/13000
2954 * tree-inline.c: Include "tree-flow.h".
2955 (expand_call_inline): If warn_return_type, warn if non-void inline
2956 function falls through.
2957 * tree-cfg.c (execute_warn_function_return): Don't warn about
2958 control reaching end if TREE_NO_WARNING is set. Set
2960 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2962 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2963 branch if we don't need one.
2964 * c-typeck.c: Include "tree-flow.h"
2965 (c_finish_bc_stmt): Don't add a goto if the current statement
2966 list doesn't fall through to the current point.
2968 2005-01-21 Roger Sayle <roger@eyesopen.com>
2970 PR rtl-optimization/576
2971 * real.c (real_arithmetic): Change return type from void to bool
2972 to return an indication that the result may be inexact.
2973 * real.h (real_arithmeric): Update prototype.
2974 * fold-const.c (const_binop): Don't constant fold floating
2975 point expressions when the user specifies -frounding-math and
2976 the result may depend upon the run-time rounding mode.
2977 (fold_convert_const_real_from_real): Clean-up.
2978 (fold_initializer): Ignore flag_rounding_math for initializers.
2979 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2980 constant fold FP operations with flag_rounding_math if the
2981 result may depend upon the run-time rounding mode.
2983 2005-01-21 Tom Tromey <tromey@redhat.com>
2985 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2987 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2989 * tree-cfg.c: Fix comment typos.
2991 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2993 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2994 around the call to rest_of_handle_branch_target_load_optimize.
2996 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2998 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2999 (sparc64-*-openbsd*): Likewise.
3000 (sparclite-*-elf*): Include tm-dwarf2.h.
3001 (sparc86x-*-elf*): Likewise.
3002 (sparc64-*-elf*): Likewise.
3003 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3004 (DBX_DEBUGGING_INFO): Likewise.
3005 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3006 (PREFERRED_DEBUGGING_TYPE): Likewise.
3007 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3008 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3009 (PREFERRED_DEBUGGING_TYPE): Likewise.
3010 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3011 (PREFERRED_DEBUGGING_TYPE): Likewise.
3012 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3014 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3017 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3019 2005-01-20 Paul Brook <paul@codesourcery.com>
3021 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3023 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3025 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3026 label is first in a sequence of labels.
3028 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3030 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3031 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3033 * doc/sourcebuild.texi (Test Directives): New.
3035 2005-01-20 Roger Sayle <roger@eyesopen.com>
3037 * real.c (real_floor): Don't leave the result uninitialized when
3038 mode is VOIDMode, but return the unrounded intermediate value.
3039 (real_ceil): Likewise.
3041 2005-01-20 Paul Brook <paul@codesourcery.com>
3043 * config/arm/arm.md (insv): Use gen_int_mode.
3045 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3047 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3048 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3049 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3050 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3051 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3053 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3056 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3057 fbreg, so we have to assume we can't.
3058 (loc_descriptor_from_tree_1): Ditto.
3059 (containing_function_has_frame_base): New function.
3060 (add_location_or_const_value_attribute): Use it.
3061 Also try to generate a frame_base from a single element location
3064 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3066 PR tree-optimization/15349
3067 * timevar.def (TV_TREE_MERGE_PHI): New.
3068 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3070 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3071 calls to tree_forwarder_block_p.
3072 (remove_forwarder_block_with_phi, merge_phi_nodes,
3073 gate_merge_phi, pass_merge_phi): New.
3074 * tree-optimize.c (init_tree_optimization_passes): Add
3076 * tree-pass.h: Add an extern for pass_merge_phi;
3078 2005-01-20 Richard Henderson <rth@redhat.com>
3081 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3082 (_mm_castps_pd, _mm_castps_si128): New.
3083 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3085 2005-01-20 Richard Henderson <rth@redhat.com>
3088 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3089 __builtin_ia32_vec_init_v2si.
3090 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3091 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3092 (ix86_init_mmx_sse_builtins): Create it.
3093 (ix86_expand_builtin): Expand it.
3094 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3095 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3096 (vec_extractv2si_0, vec_extractv2si_1): New.
3098 2005-01-20 Richard Henderson <rth@redhat.com>
3101 * config/i386/i386.c (ix86_expand_push): New.
3102 * config/i386/mmx.md (push<MMXMODE>1): New.
3103 * config/i386/sse.md (push<SSEMODE>1): New.
3104 * config/i386/i386-protos.h: Update.
3106 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3108 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3111 2005-01-20 Richard Henderson <rth@redhat.com>
3113 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3114 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3116 2005-01-19 Richard Henderson <rth@redhat.com>
3119 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3120 to V4SFmode in SSE1 fallback load path.
3122 2005-01-19 Richard Henderson <rth@redhat.com>
3124 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3125 in QImode expansion to ix86_expand_vector_set.
3126 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3128 2005-01-19 Richard Henderson <rth@redhat.com>
3131 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3132 subclass of the input class.
3133 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3134 Always true for cross-SSE1 classes. Rationalize conditionals.
3135 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3136 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3137 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3138 (movdi_2): Add MMX/SSE zeros.
3139 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3140 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3141 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3142 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3143 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3144 (zero_extendsidi2_rex64_1): Remove.
3145 (MOV0 peephole): Check GENERAL_REG_P.
3147 2005-01-19 Richard Henderson <rth@redhat.com>
3150 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3152 (ix86_expand_vector_extract): Likewise.
3154 2005-01-19 Richard Henderson <rth@redhat.com>
3157 * expr.c (emit_move_change_mode): New argument force; use
3158 simplify_gen_subreg if true.
3159 (emit_move_via_alt_mode): Merge into ...
3160 (emit_move_via_integer): ... here.
3161 (emit_move_ccmode): Use emit_move_change_mode directly.
3163 2005-01-19 Richard Henderson <rth@redhat.com>
3166 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3167 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3168 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3170 (alpha_emit_set_const): Likewise. Make static.
3171 (alpha_emit_set_long_const): Make static.
3172 (alpha_extract_integer): Split out from alpha_expand_mov.
3173 (alpha_split_const_mov): Likewise.
3174 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3175 (alpha_legitimate_constant_p): New.
3176 * config/alpha/alpha-protos.h: Update.
3177 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3178 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3179 * config/alpha/alpha.md (movsi): Add n alternative.
3180 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3181 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3182 (splitters for all of the above): Use alpha_split_const_mov.
3183 * config/alpha/predicates.md (non_add_const_operand): New.
3184 (non_zero_const_operand): New.
3185 (input_operand): Use alpha_legitimate_constant_p after reload.
3187 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3189 PR tree-optimization/19038
3190 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3191 (add_candidate): Add ivs with increment in latch only if
3192 allow_ip_end_pos_p is true.
3193 (determine_iv_cost): Use empty_block_p.
3195 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3197 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3198 (compute_dominance_frontiers): Ditto.
3200 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3203 * config/sh/t-rtems: New.
3204 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3206 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3208 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3209 the offset of the selected field.
3211 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3213 * tree-cfg.c (remove_forwarder_block): Fix the check to
3214 prevent a nonlocal label from appearing in the middle of a
3217 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3219 PR rtl-optimization/19462
3220 * reorg.c (find_end_label): Create return insn only if
3221 current_function_epilogue_delay_list is empty.
3223 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3225 * doc/passes.texi: Remove paragraph mentioning new-ra.
3227 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3229 PR rtl-optimization/15139
3230 * combine.c: Include params.h.
3231 (count_rtxs): New function.
3232 (record_value_for_reg): If replace_rtx would replace at least
3233 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3234 (clobber (const_int 0)) instead of TEM.
3235 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3236 * params.h (MAX_LAST_VALUE_RTL): New.
3237 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3238 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3241 * c-typeck.c (digest_init): Only call build_vector if all constructor
3242 elements are *_CST nodes.
3243 * gimplify.c (gimplify_init_constructor): Likewise.
3246 * c-typeck.c (digest_init): Only call build_vector if inside_init
3249 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3251 * toplev.c (init_asm_output): Remove dead #ifdef.
3253 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3255 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3257 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3259 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3260 accessing DECL_FUNCTION_CODE.
3261 * dojump.c (do_jump): Likewise.
3262 * gimplify.c (gimplify_call_expr): Likewise.
3263 * predict.c (expr_expected_value): Likewise.
3264 (strip_builtin_expect): Likewise.
3265 * tree-inline.c (estimate_num_insns_1): Likewise.
3266 * tree-ssa-loop-im.c (stmt_cost): Likewise
3267 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3268 (tree_expr_nonnegative_p): Likewise.
3270 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3272 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3273 variant of the load_pcrel_sym pattern.
3274 * config/sparc/sparc.md (P macro): Move to the top.
3275 (load_pcrel_sym): Macroize using P.
3276 (save_register_window): Likewise.
3278 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3280 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3283 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3286 * c-typeck.c (build_asm_expr): Strip nops off
3287 input memory operands.
3289 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3291 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3292 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3293 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3294 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3296 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3299 * config/i386/i386.c (override_options): If the 80387 is disabled,
3300 then do not return FP values using FP registers.
3302 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3304 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3305 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3306 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3307 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3308 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3309 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3310 output.h, postreload-gcse.c, postreload.c, recog.c,
3311 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3312 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3313 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3314 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3315 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3316 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3317 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3318 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3320 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3321 config/alpha/alpha.c, config/arm/vfp.md,
3322 config/i386/emmintrin.h, config/i386/i386-modes.def,
3323 config/i386/i386-protos.h, config/i386/i386.h,
3324 config/i386/pmmintrin.h, config/i386/ppro.md,
3325 config/i386/predicates.md, config/i386/xmmintrin.h,
3326 config/i860/i860.c, config/ia64/ia64-modes.def,
3327 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3328 config/ia64/ia64.md, config/ia64/itanium1.md,
3329 config/ia64/itanium2.md, config/ia64/predicates.md,
3330 config/iq2000/iq2000.h, config/mips/linux64.h,
3331 config/rs6000/aix41.h, config/rs6000/aix43.h,
3332 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3333 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3334 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3335 config/sparc/linux64.h, config/sparc/litecoff.h,
3336 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3337 config/sparc/sparc.h, config/sparc/sparc.md,
3338 config/sparc/sysv4-only.h: Update copyright.
3340 2005-01-18 Richard Henderson <rth@redhat.com>
3343 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3345 2005-01-18 Marc Espie <espie@openbsd.org>
3346 * config/i386/openbsdelf.h: Typo.
3348 2005-01-18 Richard Henderson <rth@redhat.com>
3350 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3351 special case for sse.
3352 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3354 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3356 * tree-inline.c (estimate_num_insns_1): Added cases for
3357 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3359 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3361 PR rtl-optimization/19296
3362 * combine.c (simplify_comparison): Rewrite the condition under
3363 which a non-paradoxical SUBREG of a PLUS can be lifted when
3364 compared against a constant.
3366 2005-01-18 Andi Kleen <ak@muc.de>
3368 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3369 * c.opt (-Wpointer-sign): Add.
3370 * doc/invoke.texi: (-Wpointer-sign): Add.
3372 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3374 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3375 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3376 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3377 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3378 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3379 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3380 for TARGET_MIX_SSE_I387.
3381 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3382 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3383 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3384 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3385 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3386 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3387 TARGET_MIX_SSE_I387.
3388 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3391 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3394 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3395 Add movaps alternative for xmm reg->reg move.
3397 2005-01-17 Jeff Law <law@redhat.com>
3399 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3400 at the end of the main DOM loop rather than just before DOM exits.
3402 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3404 PR tree-optimization/19121
3405 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3406 adding aliases to a name tag, also add them to the pointer's
3408 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3409 sensitive alias info at all. Only check that the two pointers
3410 have compatible pointed-to sets.
3411 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3412 a pointer's type tag is a superset of the alias set of the
3415 2005-01-17 James E Wilson <wilson@specifixinc.com>
3418 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3419 comment to document why.
3421 2005-01-17 Richard Henderson <rth@redhat.com>
3423 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3424 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3425 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3426 sse2_vmsminv2df3_finite): New.
3427 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3428 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3429 Force op1 into register.
3431 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3433 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3434 bubblestrap from always rebuilding build directory.
3436 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3438 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3439 ("*cmpmem_short"): Likewise.
3441 2005-01-17 Steven Bosscher <stevenb@suse.de>
3443 * basic-block.h: Document BB_* flags.
3444 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3445 use an sbitmap instead.
3446 * sched-rgn.c (compute_trg_info): Likewise.
3448 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3450 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3451 redundant target_cpu_default and extra_parts lines. Use the default
3453 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3454 (SUBTARGET_EXTRA_SPECS): Delete.
3455 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3456 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3457 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3458 and "n32" for -mabi=n32.
3460 2005-01-17 Ian Lance Taylor <ian@airs.com>
3463 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3464 fold constant variables into initial values.
3466 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3468 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3470 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3471 through the statements backward.
3473 2005-01-17 Ian Lance Taylor <ian@airs.com>
3475 PR middle-end/13127:
3476 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3477 a variable set to the return value of the inlined function.
3479 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3481 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3482 when modes are tieable.
3484 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3486 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3487 of pthread_create to find out if threads are enabled.
3488 * gthr-posix95.h (__gthread_active_p): Likewise.
3490 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3492 * common.opt (-fnew-ra): Remove.
3494 * toplev.h (flag_new_regalloc): Remove.
3495 * Makefile.in (ra*.*): Don't mention.
3496 * passes.c (rest_of_handle_new_regalloc): Remove.
3497 (rest_of_handle_combine, rest_of_compilation): Always consider
3498 flag_new_regalloc as false.
3499 * doc/invoke.texi: Don't document -fnew-ra.
3501 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3503 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3504 last parameter to reg_scan.
3505 * loop.c (loop_optimize): Likewise.
3506 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3507 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3508 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3509 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3510 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3511 * regclass.c (reg_scan): Likewise, for the declaration.
3512 * rtl.h (reg_scan): Likewise, for the prototype.
3514 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3516 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3517 mark_dfs_back_edges.
3519 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3521 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3522 (compute_avail): Uses don't go in tmp_gen.
3524 2005-01-16 Steven Bosscher <stevenb@suse.de>
3526 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3527 loop to look for a free slot in a page entry.
3529 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3532 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3533 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3534 just before targetm.asm_out.file_end.
3535 * tree.h (process_pending_assemble_output_defs): Declare.
3536 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3538 (assemble_alias): Defer generation of assembly code for defines when
3539 TARGET_DEFERRED_OUTPUT_DEFS is true.
3540 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3541 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3542 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3544 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3547 * pa.c (pa_scalar_mode_supported_p): New function.
3548 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3549 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3551 * pa-protos.h (prefetch_operand): Delete.
3552 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3553 * pa.c (prefetch_operand): Delete.
3554 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3555 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3556 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3557 and prefetch_nocc_operand.
3558 * pa.md (prefetch): Rework to avoid reload problems handling short
3559 displacements when a cache control completer needs to be provided.
3560 (prefetch_32, prefetch_64): Delete.
3561 (prefetch_cc, prefetch_nocc): New patterns.
3563 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3565 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3567 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3570 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3571 exceeds maximum alignment for global common data.
3572 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3573 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3575 2004-01-15 Roger Sayle <roger@eyesopen.com>
3577 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3579 2004-01-15 Roger Sayle <roger@eyesopen.com>
3581 * harg-reg-set.h (reg_class_names): Prototype global array.
3582 * regclass.c (reg_class_names): Declare here and initialize to
3584 (dump_regclass): Remove local declaration of reg_class_names.
3585 (regclass): Likewise.
3586 * cfg.c (dump_flow_info): Likewise.
3587 * ra-debug.c (reg_class_names): Likewise.
3588 * regrename.c (reg_class_names): Likewise.
3589 * reload.c (reg_class_names): Likewise.
3590 * reload1.c (spill_failure): Likewise.
3591 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3593 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3595 * config/s390/s390.md ("reload_outti"): Remove predicate for
3596 output operand. Abort if operand is not a MEM.
3597 ("reload_outdi", "reload_outdf"): Likewise.
3599 2005-01-15 Marc Espie <espie@openbsd.org>
3601 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3602 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3603 * config/openbsd.h: Fix C++ includes for native configurations.
3604 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3605 Add trampoline support.
3606 * config/i386/openbsdelf.h: New.
3608 2005-01-15 Marc Espie <espie@openbsd.org>
3610 * collect2.c (main): Explicitly parse -dynamic-linker option.
3612 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3614 PR tree-optimization/19060
3615 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3616 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3617 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3618 and handle extract_range_from_cond returning false.
3619 * fold-const.c (fold): Optimize comparisons with min/max even for
3620 width > HOST_BITS_PER_WIDE_INT.
3622 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3624 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3625 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3626 Remove little endian multilib variants.
3627 Add mips32 multilib variant.
3629 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3631 * explow.c (copy_all_reg, stabilize): Remove.
3632 * expr.h: Remove the corresponding prototypes.
3634 * rtlanal.c (regs_set_between_p): Remove.
3635 * rtl.h: Remove the corresponding prototype.
3637 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3639 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3640 to rs6000_nonimmediate_operand.
3641 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3642 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3643 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3644 rs6000_nonimmediate_operand.
3645 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3646 rs6000_nonimmediate_operand.
3648 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3650 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3652 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3654 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3656 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3657 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3659 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3660 (rs6k_nonimmediate_operand): New.
3661 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3663 (legitimate_lo_sum_address_p): Same.
3664 (rs6000_legitimize_address): Same.
3665 (rs6000_legitimize_reload_address): Same.
3666 (rs6000_legitimate_address): Same.
3667 (spe_build_register_parallel): Pass DF and DC modes in a DI
3670 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3671 to rs6k_nonimmediate_operand.
3673 * config/rs6000/spe.md ("*frob_df_di"): New.
3674 ("*frob_di_df"): New.
3675 ("*frob_di_df_2"): New.
3676 ("*mov_sidf_e500_subreg0"): New.
3677 ("*mov_sidf_e500_subreg4"): New.
3678 ("*movdf_e500_double"): Change predicate to
3679 rs6k_nonimmediate_operand.
3681 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3683 * postreload.c (move2add_note_store): Only call
3684 trunc_int_for_mode on scalar integers.
3686 2005-01-14 Steven Bosscher <stevenb@suse.de>
3688 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3689 replace BB_VISITED uses.
3690 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3691 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3692 (tree_dce_done): Free visited_control_parents.
3693 (perform_tree_ssa_dce): Allocate and clear it.
3694 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3695 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3696 instead of BB_VISITED.
3698 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3700 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3701 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3702 Remove unused prototypes.
3704 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3706 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3707 64-bit register usage.
3708 (spe_func_has_64bit_regs_p): Add FIXME note.
3710 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3712 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3713 flag_finite_math_only with flag_unsafe_math_optimizations.
3715 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3717 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3719 (__tpf_eh_return): Copy TPF private stack area from the module
3720 boundary stack frame. Add check for when module addresses are
3721 equal, but no stub address is found.
3723 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3726 * arm.h (struct machine_function): Add call_via field.
3727 (thumb_call_via_label): Declare.
3728 * arm.c (thumb_call_via_label): New variable.
3729 (thumb_call_reg_needed): New variable.
3730 (arm_output_function_epilogue): For Thumb code, output any per-function
3731 call-indirect trampolines.
3732 (thumb_call_via_reg): New function.
3733 (arm_file_end): New function.
3734 (TARGET_ASM_FILE_END): Call arm_file_end.
3735 (aof_file_end): Likewise.
3736 * arm-protos.h (thumb_call_via_reg): Declare.
3737 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3738 thumb_call_via_reg in normal case.
3740 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3743 PR rtl-optimization/19348
3744 * recog.c (peephole2_optimize): Do global life update if some peephole
3745 decides it doesn't need at least one of its inputs and that change
3746 influences liveness at the start of the basic block.
3748 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3749 arguments instead of 1.
3751 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3754 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3755 zero for nested functions needing a static chain or functions
3756 with a non-constant address.
3758 2005-01-13 Roger Sayle <roger@eyesopen.com>
3760 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3761 (and (sign_extend X) C) into (zero_extend (and X C)).
3763 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3765 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3767 2005-01-13 Richard Henderson <rth@redhat.com>
3772 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3773 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3774 not just TARGET_SSE.
3775 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3776 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3777 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3778 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3779 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3780 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3781 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3782 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3783 (movdicc_c_rex64): Rename with '*'.
3784 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3785 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3786 (movsfcc_1_387): Rename from movsfcc_1.
3787 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3788 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3789 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3790 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3791 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3792 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3793 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3794 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3795 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3796 sse_movdfcc_const0_4): Remove.
3797 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3798 recognize min/max early. Update for changed sse cmove patterns.
3799 (ix86_split_sse_movcc): New.
3800 * config/i386/i386-protos.h: Update.
3802 2005-01-13 Steven Bosscher <stevenb@suse.de>
3804 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3805 (fix_stmt_v_may_defs): Likewise.
3807 2005-01-13 Richard Henderson <rth@redhat.com>
3809 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3810 for converting the mask.
3812 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3814 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3817 2005-01-13 Richard Henderson <rth@redhat.com>
3819 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3820 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3821 IX86_BUILTIN_MOVDQ2Q): Remove.
3822 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3823 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3824 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3826 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3827 (sse2_pextrw): Fix immediate constraint.
3828 (sse2_loadq, sse2_loadq_rex64): Remove.
3829 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3830 Use __builtin_ia32_vec_ext_<size>.
3831 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3833 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3835 * function.c (assign_parm_setup_block): Look inside original
3836 entry_parm when inspecting PARALLEL.
3838 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3839 Joel Sherrill <joel@oarcorp.com>
3842 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3843 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3844 rtems_gxx_recursive_mutex_init.
3845 (__gthread_recursive_mutex_lock): New function.
3846 (__gthread_recursive_mutex_trylock): Likewise.
3847 (__gthread_recursive_mutex_unlock): Likewise.
3849 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3851 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3853 2005-01-13 Jan Beulich <jbeulich@novell.com>
3855 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3856 (ashrti3_internal): Indicate output is early clobber. Generate result
3857 into output rather than first input. Use move for low word of output
3858 if shift count is exactly 64.
3859 (lshrti3_internal): Likewise.
3861 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3865 * reload1.c (delete_output_reload): Don't delete an output reload
3866 if the pseudo lives longer than a single basic block. Adjust and
3867 improve wording of comment.
3869 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3872 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3873 of TYPE_SIZE where we mean the number of bytes.
3875 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3877 * function.c (assign_parm_setup_block): Relax condition on
3878 multi-register optimization.
3880 2005-01-12 Nick Clifton <nickc@redhat.com>
3882 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3883 an "in_delay_slot" attribute of "no" to prevent them being used in
3884 delay slots. This is forbidden because they might generate
3887 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3890 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3893 2005-01-12 Nick Clifton <nickc@redhat.com>
3895 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3896 passed on to GAS) but do not define, as GAS no longer supports or
3897 needs the -m2000 option.
3899 2005-01-11 Roger Sayle <roger@eyesopen.com>
3901 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3902 type as args of unprototyped builtins aren't automatically promoted.
3903 (fold_builtin_abs): Likewise.
3905 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3907 * Makefile.in: Set a `build-warn' variable.
3909 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3911 PR tree-optimization/17949
3912 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3913 (find_interesting_uses_address): Use it.
3915 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3917 * regrename.c (kill_value): Handle subreg's that won't simplify.
3919 2005-01-11 Richard Henderson <rth@redhat.com>
3922 * config/i386/i386.h (enum ix86_builtins): Move ...
3923 * config/i386/i386.c: ... here.
3924 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3925 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3926 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3927 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3928 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3929 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3930 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3931 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3932 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3933 IX86_BUILTIN_LOADDDUP): Remove.
3934 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3935 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3936 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3937 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3938 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3939 (ix86_init_builtins): Make static.
3940 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3941 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3942 if all the modes match. Otherwise, fake it.
3943 (get_element_number, ix86_expand_vec_init_builtin,
3944 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3945 (ix86_expand_builtin): Make static. Update for changed builtins.
3946 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3947 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3948 (ix86_expand_vector_init_duplicate): New.
3949 (ix86_expand_vector_init_low_nonzero): New.
3950 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3951 Split out from ix86_expand_vector_init; handle integer modes.
3952 (ix86_expand_vector_init): Use them.
3953 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3954 * config/i386/i386-protos.h: Update.
3955 * config/i386/predicates.md (reg_or_0_operand): New.
3956 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3957 (movv2sf_internal): Likewise. And a splitter to match them all.
3958 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3959 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3960 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3961 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3962 (mmx_pinsrw): Fix operand ordering.
3963 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3964 rather than sse_loadss expander.
3965 (movv2df splitter): Similarly.
3966 (sse_loadss, sse_loadlss): Remove.
3967 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3968 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3969 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3970 (sse3_movddup): Rename with '*'.
3971 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3972 (sse2_loadsd): Remove.
3973 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3974 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3975 (sse2_pinsrw): Fix argument ordering.
3976 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3977 (sse2_stored): Remove 'r' destination.
3978 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3979 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3980 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3981 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3982 vec_extractv16qi, vec_initv16qi): New.
3984 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3985 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3986 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3988 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3989 (_mm_load_si128, _mm_store_si128): Likewise.
3990 (_mm_load1_pd): Use _mm_set1_pd.
3991 (_mm_load_sd): Use _mm_set_sd.
3992 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3993 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3994 (_mm_set_epi64): Use _mm_set_epi64x.
3995 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3996 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3997 _mm_setr_epi8): Use _mm_set_foo form.
3998 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3999 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4000 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4001 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4002 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4003 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4004 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4005 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4006 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4007 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4008 (_mm_movedup_pd): Use _mm_shuffle_pd.
4009 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4010 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4011 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4012 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4014 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4015 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4016 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4017 (_mm_store_ps): Use raw dereference.
4018 (_mm_store1_ps): Use _mm_storeu_ps.
4019 (_mm_storer_ps): Use _mm_store_ps.
4020 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4021 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4023 2005-01-11 Stan Shebs <shebs@apple.com>
4025 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4026 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4028 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4031 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4032 Skip all DECLs except for FIELD_DECLs.
4034 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4036 * config/s390/s390.c (override_options): Return error if
4037 -mbackchain, -mpacked-stack and -mhard-float are used together.
4038 (s390_va_start): Remove the backchain && packed-stack special case.
4039 (s390_gimplify_va_arg): Likewise.
4040 * doc/invoke.texi: Remove the ABI incompatibility note.
4042 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4044 * config/s390/s390.c (struct s390_frame_layout): Remove
4046 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4047 save_backchain_p with TARGET_BACKCHAIN.
4049 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4052 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4053 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4054 * function.c (locate_and_pad_parm): Set new field.
4055 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4056 Tweak where_pad test to include "none". Always set mem align for
4058 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4059 not sufficient for type.
4060 (assign_parm_setup_block): If stack_parm is zero on entry, always
4061 make a new stack local. Block move old stack parm if necessary
4062 to new aligned stack local.
4063 (assign_parm_setup_stack): Use a block move to handle
4064 potentially misaligned entry_parm.
4065 (assign_parms_unsplit_complex): Specify required alignment when
4066 creating stack local.
4067 * calls.c (compute_argument_addresses): Override alignment of stack
4068 arg calculated from its type with the alignment given by
4069 FUNCTION_ARG_BOUNDARY.
4070 (store_one_arg): Likewise.
4072 2005-01-11 Jan Beulich <jbeulich@novell.com>
4074 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4075 Change respective itanium_class attribute to ialu.
4076 (shladdp4_internal): New.
4077 * config/ia64/predicates.md (shladd_log2_operand): New.
4079 2005-01-11 Richard Henderson <rth@redhat.com>
4081 * expr.c (store_constructor): Use rtvec_alloc instead of
4082 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4084 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4086 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4088 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4090 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4091 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4092 (TARGET_RWRELOC): Define.
4093 (ia64_rwreloc_section_type_flags): Delete.
4094 (ia64_section_type_flags): New function.
4095 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4096 (TARGET_RWRELOC): Define.
4098 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4101 * config/ia64/ia64.c (process_set): For alloc insn, only call
4102 process_epilogue is !frame_pointer_needed.
4104 2005-01-10 Roger Sayle <roger@eyesopen.com>
4107 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4108 unary operator and can't be treated as a binary/comparison operator.
4110 2005-01-10 Richard Henderson <rth@redhat.com>
4112 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4113 (ix86_return_in_memory): Likewise.
4114 (function_arg_advance): Likewise. Mirror structure in function_arg
4115 for choosing register to advance.
4117 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4119 * tree-vectorizer.c, tree.def: Fix comment typos.
4121 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4123 * config/s390/s390.c (struct processor_costs): 4 new fields:
4124 ddbr, ddr, debr, der.
4125 (s390_rtx_costs): More precise handling of divide instructions.
4127 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4129 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4131 2005-01-10 Jan Beulich <jbeulich@novell.com>
4133 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4134 names resulting from -ffunction-sections/-fdata-sections and linkonce
4136 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4137 based on the section name. Rearrange the section name comparison logic
4138 slightly so that each section name is compared against at most once.
4140 2005-01-10 Ben Elliston <bje@au.ibm.com>
4142 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4143 targets for which -fPIC reduces limitations on the GOT size.
4145 2005-01-09 Falk Hueffner <falk@debian.org>
4147 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4150 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4153 * collect2.c (main): Set aixrtl_flag for -brtl option.
4154 (resolve_lib_name): Search for .so file extension before .a
4157 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4159 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4160 (vect_analyze_data_refs_alignment): Add dump prints.
4162 2005-01-09 Ira Rosen <irar@il.ibm.com>
4164 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4165 expr_invariant_in_loop_p.
4166 Initialize outputs first thing in the function.
4167 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4168 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4169 (vect_analyze_pointer_ref_access): Check that the initial condition of
4170 the access function is loop invariant.
4172 2005-01-09 Richard Henderson <rth@redhat.com>
4174 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4175 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4176 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4177 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4178 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4179 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4180 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4181 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4182 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4183 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4184 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4185 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4186 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4187 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4188 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4189 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4190 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4191 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4192 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4193 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4194 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4195 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4196 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4198 (mmx_clrdi, pavgusb): Remove.
4199 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4200 with leading sse_ prefix.
4201 * config/i386/sse.md: Receive them.
4202 * config/i386/mmx.md: New file.
4203 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4204 (subrv2sf3): Turn into expander for normal subtraction.
4205 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4206 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4207 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4208 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4209 commutative; use ix86_binary_operator_ok.
4210 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4211 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4212 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4213 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4214 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4215 Macroize from existing patterns; use ix86_binary_operator_ok.
4216 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4217 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4218 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4219 with vec_select+vec_concat.
4220 (mmx_pshufw, mmx_pshufw_1): Likewise.
4221 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4222 (mmx_uavgv4hi3): Model correctly.
4223 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4224 _mm_xor_si64): Remove casts.
4226 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4228 PR tree-optimization/19224
4229 * tree-scalar-evolution.c (get_instantiated_value,
4230 set_instantiated_value): New functions.
4231 (instantiate_parameters_1): Cache the results.
4232 (instantiate_parameters, resolve_mixers): Initialize and free
4235 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4237 * config/i386/i386.md (addhi_4): Correct reference in comment.
4240 2005-01-08 Richard Henderson <rth@redhat.com>
4242 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4243 (_mm_cvtsi128_si64x): Likewise.
4244 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4245 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4246 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4247 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4248 * config/i386/i386-protos.h: Update.
4249 * config/i386/i386.c (print_operand): Add 'H'.
4250 (ix86_fixup_binary_operands): Split out from ...
4251 (ix86_expand_binary_operator): ... here.
4252 (ix86_fixup_binary_operands_no_copy): New.
4253 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4254 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4255 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4256 (safe_vector_operand): Use CONST0_RTX.
4257 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4258 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4259 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4260 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4262 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4263 (IX86_BUILTIN_CMPNGESS): New.
4264 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4265 (attr type): Add sselog1.
4266 (attr unit, attr memory): Handle it.
4267 (movti, movti_internal, movti_rex64): Move near other integer moves.
4268 (movtf, movtf_internal): Move near other fp moves.
4269 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4270 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4271 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4272 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4273 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4274 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4275 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4276 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4277 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4278 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4279 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4280 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4281 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4282 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4283 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4284 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4285 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4286 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4287 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4288 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4289 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4290 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4291 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4292 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4293 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4294 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4295 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4296 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4297 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4298 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4299 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4300 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4301 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4302 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4303 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4304 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4305 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4306 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4307 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4308 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4309 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4310 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4311 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4312 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4314 (SSEPUSH, push<SSEPUSH>): Remove.
4315 (MMXPUSH, push<MMXPUSH>): Remove.
4316 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4317 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4318 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4319 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4320 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4321 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4322 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4323 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4324 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4325 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4326 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4327 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4328 (ppro_sse_log_V4SF): Handle sselog1.
4329 * config/i386/predicates.md (const_0_to_1_operand): New.
4330 (const_0_to_255_mul_8_operand): New.
4331 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4332 (const_2_to_3_operand, const_4_to_7_operand): New.
4333 * config/i386/sse.md: New file.
4334 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4335 (sse_movups): Rename from sse_movups_1.
4336 (sse_loadlss): Rename from sse_loadss_1.
4337 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4339 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4340 (absv4sf2, negv2df, absv2df): New.
4341 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4342 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4343 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4344 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4345 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4346 (sse3_addsubv4sf3): Model correctly.
4347 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4348 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4349 (sse_movhlps): Model with vec_select+vec_concat.
4350 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4351 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4352 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4353 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4354 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4355 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4356 sse2_pshufhw_1): Likewise.
4357 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4358 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4359 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4360 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4361 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4362 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4363 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4364 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4365 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4366 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4367 sminv8hi3): Mark commutative
4368 operands. Use ix86_binary_operator_ok.
4369 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4370 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4371 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4372 sse2_punpcklqdq): Allow operand2 in memory.
4373 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4374 sse2_movsd): Add memory alternatives.
4375 (sse_storelps): Turn expander into an insn; split after reload.
4376 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4377 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4379 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4381 * configure.ac (DWARF-2 debug_line): Use objdump.
4382 * configure: Regenerate.
4384 2005-01-08 Jeff Law <law@redhat.com>
4385 Diego Novillo <dnovillo@redhat.com>
4387 PR tree-optimization/18241
4388 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4389 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4390 statements with volatile operands.
4391 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4392 operands after marking a statement with has_volatile_ops.
4394 2005-01-08 Roger Sayle <roger@eyesopen.com>
4396 * tree.c (int_fits_type_p): Always honor integer constant
4397 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4399 2005-01-08 Roger Sayle <roger@eyesopen.com>
4401 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4402 the latent bug in rtl_delete_block has been resolved.
4404 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4406 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4407 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4409 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4411 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4412 library as @multilib_dir@/$(SHLIB_SONAME).
4414 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4416 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4417 * configure: Regenerate.
4419 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4421 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4424 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4427 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4428 Convert non-word aligned offset address using ld/std into
4431 2005-01-07 Richard Henderson <rth@redhat.com>
4433 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4435 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4437 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4439 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4441 PR tree-optimization/19283
4442 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4443 is not shorter than the original type.
4445 PR rtl-optimization/19012
4446 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4448 PR rtl-optimization/18861
4449 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4450 (FULL_STATE): Define.
4451 (mark_tablejump_edge): New function.
4452 (purge_dead_tablejump_edges): New function.
4453 (find_bb_boundaries): Use it.
4455 PR tree-optimization/18828
4456 * builtins.c (expand_builtin_next_arg): Remove argument and all
4457 the argument checking.
4458 (expand_builtin): Adjust caller.
4459 (expand_builtin_va_start): Likewise. Remove error for too many
4461 (fold_builtin_next_arg): Issue error for too many arguments.
4462 After checking arguments, replace them with magic arguments that
4463 prevent further checking of the args.
4465 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4467 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4469 2005-01-06 Roger Sayle <roger@eyesopen.com>
4472 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4473 and %{.S:...} (and their negative variants) to test whether the
4474 input file is assembler or pre-processed-assembler independent of
4475 the actual filename extension.
4477 2005-01-06 Roger Sayle <roger@eyesopen.com>
4479 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4480 of sign or zero extended values.
4482 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4484 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4485 for IBM long double format correctly.
4487 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4489 Fix PR tree-optimization/18792
4491 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4492 to first_loop_depth, and use loop depth instead of loop number.
4493 (build_classic_dir_vector): Ditto.
4494 (compute_data_dependences_for_loop): Use depth, not loop number.
4495 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4496 number. Pass in loops, instead of loop numbers.
4497 (gather_interchange_stats): Ditto.
4498 (linear_transform_loops): Ditto.
4500 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4503 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4504 biv_fits_mode_p, extension_within_bounds_p): New functions.
4505 (check_ext_dependent_givs): Use them.
4507 2005-01-06 Roger Sayle <roger@eyesopen.com>
4509 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4510 more than one barrier, in which case we should delete them all.
4512 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4514 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4516 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4518 Fix PR middle-end/19286
4520 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4521 output this subprogram, simply ignore this attempt to do it again.
4522 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4523 origin attribute if it's not possible.
4524 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4525 (decls_for_scope): Ditto.
4526 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4527 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4529 2005-01-05 Richard Henderson <rth@redhat.com>
4532 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4533 (bdesc_2arg): Use it.
4534 (ix86_expand_binop_builtin): Force operands into registers
4536 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4537 ix86_expand_sse_compare, ix86_expand_sse_comi,
4538 ix86_expand_builtin): Likewise.
4540 2005-01-05 Richard Henderson <rth@redhat.com>
4542 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4544 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4545 (mulv4hi3): Set itanium_class mmmul.
4546 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4547 (fpack): Rename from fpack_sfsf.
4549 2005-01-05 Richard Henderson <rth@redhat.com>
4552 * reload1.c (do_input_reload): Restrict the optimization deleteing
4553 a previous output reload to RELOAD_FOR_INPUT.
4555 2005-01-05 Steven Bosscher <stevenb@suse.de>
4557 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4558 comment that we fall through after case.
4559 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4560 (distribute_links): Likewise.
4561 * cse.c (cse_insn): Likewise.
4562 * cselib.c (cselib_invalidate_mem): Likewise.
4563 * df.c: Update comments at the top of the file.
4564 (read_modify_subreg_p): Update comments here too.
4565 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4566 * flow.c (mark_set_1): Likewise.
4567 (mark_used_regs): Likewise.
4568 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4569 (canon_list_insert): Likewise.
4570 (mark_set): Likewise.
4571 (try_replace_reg): Likewise.
4572 (store_killed_in_insn): Likewise.
4573 * loop.c (count_one_set): Likewise.
4574 (basic_induction_var): Likewise.
4575 * postreload-gcse.c (find_mem_conflicts): Likewise.
4576 * postreload.c (reload_combine_note_store): Likewise.
4577 (move2add_note_store): Likewise.
4578 * reload.c (find_equiv_reg): Likewise.
4579 (mark_referenced_resources): Likewise.
4580 * rtlanal.c (set_noop_p): Likewise.
4581 (note_stores): Likewise.
4582 (note_uses): Likewise.
4583 * sched-deps.c (sched_analyze_1): Likewise.
4584 * sched-rgn.c (check_live_1): Likewise.
4585 (update_live_1): Likewise.
4586 * config/i860/i860.c: Likewise.
4588 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4590 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4592 * doc/rtl.texi: Update documentation for bit-fields and SET.
4594 2005-01-05 Roger Sayle <roger@eyesopen.com>
4596 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4598 2005-01-05 Jan Hubicka <jh@suse.cz>
4599 Richard Henderson <rth@redhat.com>
4602 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4605 2005-01-05 Richard Henderson <rth@redhat.com>
4608 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4609 (sse_shufps): Change operand 3 to const_int_operand.
4610 (sse2_storelps): Fix typo in template.
4611 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4612 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4613 (ix86_expand_builtin): Likewise.
4615 2005-01-05 Julian Brown <julian@codesourcery.com>
4617 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4618 as aggregates for AAPCS ABIs.
4620 2005-01-05 Stan Shebs <shebs@apple.com>
4622 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4623 Mach-O getters if ppc64.
4624 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4626 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4627 signed four-byte field for global code case.
4628 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4630 2005-01-05 Roger Sayle <roger@eyesopen.com>
4633 * c-common.c: Include real.h.
4634 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4635 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4636 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4637 * Makefile.in (c-common.o): Update dependencies.
4639 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4641 * c-parse.in (asm_string): Add trailing semicolon.
4643 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4645 * c-parse.in (asm_string): New. Don't allow wide strings in
4647 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4648 asm_string instead of STRING.
4650 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4652 * c-typeck.c (constructor_no_implicit): Remove.
4653 (set_designator, process_init_element): Don't check
4654 constructor_no_implicit.
4656 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4657 Kaz Kojima <kkojima@gcc.gnu.org>
4660 * lcm.c (create_pre_exit): New.
4661 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4662 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4664 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4666 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4667 -msoft-float in target_float_switch.
4668 * arm.c (arm_override_options): Fix processing of target_float_switch.
4670 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4672 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4675 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4677 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4678 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4680 2005-01-04 Roger Sayle <roger@eyesopen.com>
4682 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4683 if deleting the then-block allows the test-block to fallthru to the
4686 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4689 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4690 after the full declaration if the are in two different TUs.
4692 2005-01-04 Richard Henderson <rth@redhat.com>
4695 * tree-sra.c (generate_one_element_init): Just
4696 call gimplify_and_add.
4697 (generate_element_init): Record the
4698 new referenced variables and mark them for renaming
4699 and split out to ...
4700 (generate_element_init_1): This.
4701 (scalarize_init): Don't call push_gimplify_context/
4702 pop_gimplify_context.
4704 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4706 * toplev.c (get_src_pwd): Handle failure of getpwd().
4708 2005-01-04 Roger Sayle <roger@eyesopen.com>
4710 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4712 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4713 all the cases handled by it are inverted by invert_truthvalue.
4715 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4717 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4718 (save_register_windowsi): Likewise.
4720 2005-01-04 Richard Henderson <rth@redhat.com>
4722 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4724 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4727 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4728 any simplifications of vector mode comparison operators.
4729 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4731 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4732 Devang Patel <dpatel@apple.com>
4734 PR tree-optimization/18308
4735 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4736 the operands before creating a new expression.
4737 * dojump.c (do_jump): Make drop_through_label available
4738 for all cases. Add expansion of COND_EXPR.
4740 2005-01-04 Ira Rosen <irar@il.ibm.com>
4742 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4743 INTEGER_CST instead of TREE_CONSTANT.
4744 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4745 instead of TREE_CONSTANT.
4746 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4747 instead of TREE_CONSTANT.
4749 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4751 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4753 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4756 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4757 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4759 2005-01-03 Richard Henderson <rth@redhat.com>
4761 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4762 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4763 fold_convert_const_real_from_real): Split out from ...
4764 (fold_convert_const): ... here.
4766 2005-01-03 Richard Henderson <rth@redhat.com>
4769 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4770 (mov<MMXMODEI>_internal): Likewise.
4771 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4772 Add V2SF case; use it for SSE1; don't use TI.
4773 (movdf_integer): Likewise.
4774 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4776 2005-01-03 Ira Rosen <irar@il.ibm.com>
4778 * tree-vectorizer.c (vect_strip_conversions): New function.
4779 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4780 check for binary class.
4782 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4786 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4788 * gimple-low.c (mark_blocks_with_used_vars): New function.
4789 (mark_blocks_with_used_subblocks): Ditto.
4790 (mark_used_blocks): Ditto.
4791 (pass_mark_used_blocks): New pass.
4792 * tree-inline.c: Include debug.h.
4793 (expand_call_inline): Call outlining_inline_function here.
4794 * tree-optimize.c (init_tree_optimization_passes): Add
4795 pass_mark_used_blocks.
4796 * tree-pass.h (pass_mark_used_blocks): New.
4797 * Makefile.in (tree-inline.o): Add debug.h dependency.
4799 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4801 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4802 VAR_DECLs to have weak_import attribute.
4804 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4807 2004-01-03 Steven Bosscher <stevenb@suse.de>
4809 * passes.c (rest_of_compilation): Don't run regmove if only
4810 flag_expensive_optimizations, require flag_regmove instead.
4812 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4814 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4816 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4817 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4818 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4819 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4821 2005-01-03 Richard Henderson <rth@redhat.com>
4823 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4824 (ia64_const_ok_for_letter_p): New.
4825 (ia64_const_double_ok_for_letter_p): New.
4826 (ia64_extra_constraint): New.
4827 (ia64_expand_vecint_compare): New.
4828 (ia64_expand_vcondu_v2si): New.
4829 (ia64_expand_vecint_cmov): New.
4830 (ia64_expand_vecint_minmax): New.
4831 (ia64_print_operand): Add 'v'.
4832 (ia64_preferred_reload_class): New.
4833 (ia64_vector_mode_supported_p): New.
4834 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4835 (PREFERRED_RELOAD_CLASS): Move to function.
4836 (CONST_OK_FOR_LETTER_P): Move to function.
4837 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4838 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4839 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4840 (EXTRA_CONSTRAINT): Move to function.
4841 * config/ia64/ia64.md: Include vect.md.
4842 (itanium_class): Add mmalua.
4844 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4846 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4847 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4849 (const_int_2bit_operand): New.
4850 (fr_reg_or_0_operand): New.
4851 * config/ia64/ia64-modes.def: Add vector modes.
4852 * config/ia64/ia64-protos.h: Update.
4853 * config/ia64/vect.md: New file.
4855 2005-01-03 Richard Henderson <rth@redhat.com>
4857 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4859 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4862 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4864 (log1pdf2): Change mode of operands[0,1] to DFmode.
4866 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4868 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4869 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4870 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4871 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4872 SPARC_RELAXED_ORDERING.
4874 2005-01-03 Richard Henderson <rth@redhat.com>
4875 Uros Bizjak <uros@kss-loka.si>
4878 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4879 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4880 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4882 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4883 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4884 const_pow2_1_to_128_operand): New predicates.
4886 2005-01-02 Greg McGary <greg@mcgary.org>
4888 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4890 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4891 object. [ptr_type]: Remove unused variable.
4892 Remember nearest addressable array-element or record-component
4893 when checking bitfield components. Tolerate empty BIND_EXPR.
4895 2005-01-01 Richard Henderson <rth@redhat.com>
4897 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4898 that don't narrow the value. Fail for other conversions.
4900 2005-01-01 Richard Henderson <rth@redhat.com>
4903 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4904 * c-lang.c (finish_file): Don't do it here.
4905 * objc/objc-act.c (objc_finish_file): Likewise.
4907 * cgraph.c (decl_assembler_name_equal): New.
4908 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4909 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4910 * cgraph.h (struct cgraph_varpool_node): Add next.
4911 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4912 * varasm.c (assemble_alias): Mark the target as needed.
4914 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4917 * function.c (get_arg_pointer_save_area): Use entry_of_function
4918 instead of get_insns.
4920 2005-01-01 Roger Sayle <roger@eyesopen.com>
4921 Andrew Pinski <pinskia@physics.uc.edu>
4922 James E. Wilson <wilson@specifixinc.com>
4924 PR rtl-optimization/12092
4925 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4928 2005-01-01 Roger Sayle <roger@eyesopen.com>
4929 Olivier Hainque <hainque@act-europe.fr>
4931 * tree.c (int_fits_type_p): A narrower type always fits in a
4932 wider one, except for negative values into unsigned types.
4934 2005-01-01 Roger Sayle <roger@eyesopen.com>
4936 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4937 with the original constant rather than require TREE_OVERFLOW.
4939 2005-01-01 Steven Bosscher <stevenb@suse.de>
4942 * c-decl.c (finish_function): If compiling C99, annotate the
4943 compiler generated return with the current file name and line 0.
4944 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4945 the source line is greater than 0.
4946 (remove_bb): Likewise.
4948 See ChangeLog.12 for earlier changes.