1 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7 (print_node): Likewise.
8 Print TYPE_SIZES_GIMPLIFIED.
10 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14 operands as commutative in constraints.
16 2005-02-24 Diego Novillo <dnovillo@redhat.com>
18 * tree-into-ssa.c: Re-organize internal functions.
20 2005-02-24 Richard Henderson <rth@redhat.com>
23 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
25 * common.opt (fcx-limited-range): New.
26 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
27 * toplev.c (flag_complex_method): Initialize to 1.
28 (process_options): Set flag_complex_method to 0 if
29 flag_cx_limited_range.
30 * doc/invoke.texi (-fcx-limited-range): New.
32 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
34 * cse.c (delete_trivially_dead_insns): Speed up by using
35 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
38 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
40 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
41 functions when -mid-shared-library is being used.
43 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
45 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
46 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
47 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
48 * system.h: Poison LINK_LIBGCC_SPECIAL.
50 2005-02-23 James E Wilson <wilson@specifixinc.com>
52 * gengtype.c (note_insn_name): Make 1 element larger.
54 2005-02-23 Roger Sayle <roger@eyesopen.com>
57 PR rtl-optimization/20097
58 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
59 BImode SUBREGs of SImode registers which confuse the ia64 backend.
61 2005-02-23 David Edelsohn <edelsohn@gnu.org>
63 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
64 * t-aix52 (SHLIB_INSTALL): Same.
66 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
68 * genpreds.c: Update copyright.
70 2005-02-23 Michael Beach <michaelb@ieee.org>
73 * config/sparc/t-elf (startup files): Assemble with CPP.
75 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
77 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
78 (write_predicate_expr): Likewise.
80 2005-02-22 Diego Novillo <dnovillo@redhat.com>
82 PR tree-optimization/20100
83 PR tree-optimization/20115
84 * tree-optimize.c (init_tree_optimization_passes): Remove
85 pass_maybe_create_global_var.
86 * tree-pass.h (pass_maybe_create_global_var): Remove.
87 * tree-ssa-alias.c (aliases_computed_p): Declare.
88 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
89 (count_calls_and_maybe_create_global_var): Remove.
90 (pass_maybe_create_global_var): Remove.
91 (init_alias_info): Do not declare aliases_computed_p.
92 (maybe_create_global_var): If the function contains no
93 call-clobbered variables and a mix of pure/const and regular
94 function calls, create .GLOBAL_VAR.
95 Mark all call-clobbered variables for renaming.
96 (merge_pointed_to_info): Update comment.
97 (add_pointed_to_var): Likewise.
98 (is_escape_site): Likewise.
99 Accept struct alias_info * instead of size_t *.
101 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
103 * tree-ssa-operands.c (get_call_expr_operands): If
104 ALIASES_COMPUTED_P is false, do not add call-clobbering
106 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
107 (delete_tree_ssa): Likewise.
109 2005-02-22 James E Wilson <wilson@specifixinc.com>
111 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
112 (do_compile): Do call it here.
114 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
116 PR rtl-optimization/20017.
117 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
118 rest_of_handle_cse2, rest_of_handle_gcse): Call
119 delete_dead_jumptables immediately before calling cleanup_cfg.
121 2005-02-22 Devang Patel <dpatel@apple.com>
124 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
127 2005-02-22 David Edelsohn <edelsohn@gnu.org>
129 * config/rs6000/aix.h (WINT_TYPE): Define.
131 2005-02-22 Stan Shebs <shebs@apple.com>
133 * config/rs6000/rs6000.c (rs6000_override_options): Default to
134 natural alignment for 64-bit Darwin.
135 (rs6000_parse_alignment_option): Warn about uses of -malign-power
137 * doc/invoke.texi: Document this.
139 2005-02-22 DJ Delorie <dj@redhat.com>
141 * c-common.c (c_common_type_for_mode): Pass the mode's precision
142 to make_[un]signed_type, not the mode itself.
144 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
146 * cfg.c (cached_make_edge): Call make_edge if edge cache is
147 not available. Use tail calls wherever possible.
148 (make_edge): Call unchecked_make_edge to create an edge.
150 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
151 (coalesce_ssa_name): Don't check for
152 SSANORM_USE_COALESCE_LIST.
153 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
155 2005-02-22 Diego Novillo <dnovillo@redhat.com>
157 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
158 (rewrite_into_ssa): ... here.
160 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
162 PR tree-optimization/19786
163 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
164 tag to another's may-alias bitmap when adding to the other's list.
166 2005-02-21 DJ Delorie <dj@redhat.com>
168 * tree-ssa-loop-ivopts.c (computation_cost): Start register
169 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
170 registers in unsupported ways.
171 * expmed.c (init_expmed): Likewise.
173 2005-02-21 Stan Cox <scox@redhat.com>
175 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
177 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
179 * tree-cfg.c (fold_cond_expr_cond): New.
180 (make_edges): Call fold_cond_expr_cond.
181 (find_taken_edge): Accept nothing but INTEGER_CST.
182 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
184 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
186 * flow.c (delete_dead_jumptables): Speed up by scanning insns
187 that do not belong to any basic block.
189 2005-02-21 Jeff Law <law@redhat.com>
191 * cfganal.c (find_unreachable_blocks): Manually CSE load of
194 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
196 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
197 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
198 Adjust their definitions.
199 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
200 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
202 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
203 genautomata.c, langhooks.c, langhooks.h, system.h,
204 config/arm/lib1funcs.asm: Update copyright.
206 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
208 * dbxout.c (dbxout_function_end): Emit Lscope label always.
210 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
213 * doc/install.texi: Document --with-gc.
215 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
217 * simplify-rtx.c (simplify_unary_operation): Add a missing
220 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
222 PR tree-optimization/18663
223 * tree-ssa-dom.c (extract_range_from_cond): Return 0
224 if the type has variable bounds.
226 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
228 * gcse.c: Remove an obsolete comment.
230 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
232 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
234 * doc/extend.texi (Function Attributes) <Attribute const>: The
235 attribute "pure" is below this text, not above.
237 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
239 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
240 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
241 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
243 2005-02-20 Zack Weinberg <zack@codesourcery.com>
246 * langhooks.h (struct lang_hooks): Add to_target_charset.
247 * langhooks.c (lhd_to_target_charset): New function.
248 * langhooks-def.h: Declare lhd_to_target_charset.
249 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
250 (LANG_HOOKS_INITIALIZER): Update.
251 * c-common.c (c_common_to_target_charset): New function.
252 * c-common.h: Declare it.
253 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
254 c_common_to_target_charset.
256 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
257 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
259 * system.h: Poison them.
260 * doc/tm.texi: Don't discuss them.
261 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
262 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
263 (pp_c_char): Do not attempt to generate letter escapes for
265 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
266 * config/mips/mips.c (mips_output_ascii): Likewise.
268 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
270 PR tree-optimization/19951
271 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
274 2005-02-19 Steven Bosscher <stevenb@suse.de>
277 * function.h (struct function): New field `max_loop_depth'.
278 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
279 (flow_loops_find): Reset the max loop depth count before finding loops.
280 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
281 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
282 (calculate_global_regs_live): Make sure the loop will terminate
283 when the initial sets are not empty.
285 2005-02-19 Zack Weinberg <zack@codesourcery.com>
287 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
289 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
291 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
294 * doc/invoke.texi: Remove documentation of %M spec.
296 (init_spec): Remove %M suffix from -lgcc_s.
297 (do_spec_1): Remove 'M' case.
298 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
299 to put shared libraries in the multilib directory. Remove the
300 shlib_so_soname substitution variable. Don't add a multilib encoding
301 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
302 reported by -print-multi-os-directory. Pass @multilib_dir@ to
303 SHLIB_INSTALL as well as SHLIB_LINK.
304 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
305 (SHLIB_NAME): Delete.
306 (SHLIB_DIR): New macro.
307 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
308 (SHLIB_INSTALL): Adjust accordingly.
309 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
310 * config/t-slibgcc-sld: Likewise.
311 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
312 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
313 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
315 (SHLIBUNWIND_INSTALL): Adjust accordingly.
316 * config/i386/t-nwld (SHLIB_SONAME): Delete.
317 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
318 Use @shlib_base_name@ instead of @shlib_so_name@.
319 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
320 and @shlib_base_name@.so in @multilib_dir@.
321 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
323 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
324 (SHLIB_LINK): Remove previous workaround.
325 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
326 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
327 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
329 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
330 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
331 (SHLIB_INSTALL): Adjust accordingly.
332 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
333 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
334 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
335 config/t-slibgcc-elf-ver.
337 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
338 Jakub Jelinek <jakub@redhat.com>
340 PR tree-optimization/19828
341 * tree-ssa-loop-im.c: Add a TODO comment.
342 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
343 without side-effects.
345 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
347 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
350 2005-02-18 James E. Wilson <wilson@specifixinc.com>
352 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
353 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
354 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
356 (ia64_reorg): Delete fixup_errata call.
357 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
358 (TARGET_SWITCHES): Delete -mb-step entry.
360 2005-02-19 Jakub Jelinek <jakub@redhat.com>
363 * c-typeck.c (composite_type): Handle quals in transparent unions.
364 (type_lists_compatible_p): Likewise.
366 2005-02-18 Stan Shebs <shebs@apple.com>
368 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
369 expressions in the .literal8 section.
371 2005-02-18 Geoffrey Keating <geoffk@apple.com>
373 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
375 2005-02-18 Roger Sayle <roger@eyesopen.com>
377 * fold-const.c (constant_boolean_node): Always create values of the
378 specified type, don't bother calling truthvalue_conversion.
380 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
382 * except.c (output_function_exception_table): Call
383 assemble_external_libcall (eh_personality_libfunc).
385 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
388 * config/ia64/ia64.h (struct machine_function): Add state_num.
389 * config/ia64/ia64.c (process_epilogue,
390 process_for_unwind_directive): Use new unwind state numbers each
391 time rather than state 1.
393 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
396 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
397 before the "*llgt_didi" pattern.
399 2005-02-18 Jason Merrill <jason@redhat.com>
401 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
403 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
405 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
406 (div0): Use it in place of ARM_FUNC_ALIAS.
407 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
409 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
412 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
413 access, the lower bound of the array type if it exists.
415 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
418 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
419 cases that are out-of-range for the index type.
421 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
423 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
424 (estimate_case_costs): Don't call convert.
425 * expmed.c (expand_shift): Likewise.
426 (make_tree): Call fold_convert instead of convert.
428 2005-02-18 Jakub Jelinek <jakub@redhat.com>
431 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
432 that ref to be marked MEM_READONLY_P doesn't have base that needs
435 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
437 * genautomata.c (output_get_cpu_unit_code_func,
438 output_cpu_unit_reservation_p): Don't generate old-style function
441 2005-02-18 Jakub Jelinek <jakub@redhat.com>
444 PR tree-optimization/20009
445 * convert.c (convert_to_integer): Revert 2005-02-16 change.
447 PR tree-optimization/18947
448 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
449 inline, remove all nodes that are inlined into the extern inline
452 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
454 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
455 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
456 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
457 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
460 2005-02-17 Roger Sayle <roger@eyesopen.com>
462 PR tree-optimization/19917
463 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
464 to be potentially trapping.
466 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
468 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
470 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
472 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
473 tem becomes a local variable which is set to the value of the
474 back end defined INITIAL_FRAME_ADDRESS macro.
475 (expand_builtin_frame_address): Omit the base parameter to
476 expand_builtin_return_addr.
477 (expand_builtin_profile_func): Likewise.
478 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
479 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
480 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
482 2005-02-17 Jakub Jelinek <jakub@redhat.com>
484 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
485 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
486 * config/frv/frv.c (frv_function_epilogue): Likewise.
488 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
490 * lambda-code (perfect_nestify): Remove mark/unmark
492 * tree-loop-linear.c (linear_transform_loops): Add
493 rewrite_into_ssa call so that ssa is correct for
494 rewriting into loop closed.
496 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
498 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
499 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
501 * bt-load.c (btr_def_live_range, combine_btr_defs,
502 migrate_btr_def, migrate_btr_defs): Likewise.
503 * cfgcleanup.c (thread_jump): Likewise.
504 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
505 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
506 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
507 df_rd_local_compute, df_reg_info_compute): Likewise.
508 * dominance.c (init_dom_info, free_dom_info): Likewise.
509 * flow.c (init_propagate_block_info,
510 free_propagate_block_info): Likewise.
511 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
512 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
513 modify_reg_pav): Likewise.
514 * loop-invariant.c (find_defs, find_invariant_insn,
515 find_invariants, free_inv_motion_data): Likewise.
516 * predict.c (tree_predict_by_opcode,
517 estimate_bb_frequencies): Likewise.
518 * stmt.c (expand_case): Likewise.
519 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
520 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
521 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
522 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
523 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
524 rewrite_ssa_into_ssa): Likewise.
525 * tree-optimize.c (tree_rest_of_compilation): Likewise.
526 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
527 analyze_edges_for_bb, perform_edge_inserts): Likewise.
528 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
529 * tree-sra.c (tree_sra): Likewise.
530 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
531 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
532 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
533 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
534 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
535 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
537 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
538 calculate_live_on_entry, calculate_live_on_exit,
539 build_tree_conflict_graph): Likewise.
540 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
541 record_important_candidates, set_use_iv_cost, find_depends,
542 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
543 tree_ssa_iv_optimize_finalize): Likewise.
544 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
545 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
546 tree_duplicate_loop_to_header_edge): Likewise.
547 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
548 * tree-ssa.c (verify_flow_insensitive_alias_info,
549 verify_name_tags, verify_ssa, init_tree_ssa,
550 delete_tree_ssa): Likewise.
551 * tree-ssanames.c (marked_ssa_names, init_ssanames,
552 fini_ssanames): Likewise.
553 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
555 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
557 * config/rs6000/t-rtems: Completely reworked.
559 2005-02-17 Ira Rosen <irar@il.ibm.com>
561 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
563 2005-02-17 Ira Rosen <irar@il.ibm.com>
565 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
566 POINTER_TYPE_P when checking that type is a pointer.
567 (vect_get_memtag): Remove.
568 (vect_address_analysis): Use POINTER_TYPE_P. Call
569 vect_object_analysis with dummy parameter for memtag.
570 (vect_object_analysis): Extract memtag (functionality that
571 used to be in vect_get_memtag and moved here). Fix printings.
572 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
573 with correct parameters. Remove call to vect_get_memtag.
575 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
577 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
578 (tree-vectorizer.o): Added missing dependencies.
580 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
582 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
583 declaration in tree-vectorizer.c, now has an extern declaration in
585 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
586 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
587 get_vectype_for_scalar_type, vect_is_simple_use,
588 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
589 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
590 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
591 vectorizable_store, vectorizable_operation, vectorizable_assignment,
592 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
593 find_loop_location): Likewise.
595 * tree-vectorizer.c (langhooks.h): #include removed.
596 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
597 moved to tree-vectorized.h.
598 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
599 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
600 get_vectype_for_scalar_type, vect_is_simple_use,
601 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
602 vect_supportable_dr_alignment, new_loop_vec_info,
603 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
604 vect_set_verbosity_level, find_loop_location): Likewise.
606 (vect_analyze_loop): Function externalized. Declaration moved to
607 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
608 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
609 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
610 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
611 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
612 vect_enhance_data_refs_alignment, vect_analyze_operations,
613 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
614 vect_stmt_relevant_p, vect_get_loop_niters,
615 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
616 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
617 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
618 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
619 vect_get_memtag): Likewise.
621 (vectorizable_load): Function externalized. Declaration moved to
622 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
623 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
624 vect_transform_loop): Likewise.
625 (vect_transform_stmt): Moved to tree-vect-transform.c.
626 (vect_align_data_ref, vect_create_destination_var,
627 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
628 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
629 vect_get_vec_def_for_operand, vect_init_vector,
630 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
631 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
632 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
633 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
634 vect_do_peeling_for_loop_bound): Likewise.
636 * tree-vect-analyze.c: New file.
637 * tree-vect-transform.c: New file.
639 2005-02-17 Jason Merrill <jason@redhat.com>
641 PR mudflap/19319, c++/19317
642 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
645 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
647 * doc/install.texi (Specific): Update link for Darwin-specific
650 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
652 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
653 constant_boolean_node.
655 2005-02-16 David Edelsohn <edelsohn@gnu.org>
658 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
659 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
661 2005-02-16 Richard Henderson <rth@redhat.com>
664 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
666 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
667 replace uses with Wtype_MAXp1_F.
668 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
669 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
670 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
671 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
672 and HAVE_TFMODE as appropriate.
673 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
674 (__floatdisf): Likewise.
675 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
676 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
677 (Wtype_MAXp1_F): New.
678 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
679 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
681 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
684 * arm.c (arm_apply_result_size): New function.
685 * arm.h (APPLY_RESULT_SIZE): Define.
686 * arm-protos.h (arm_apply_result_size): Add prototype.
687 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
689 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
690 (call_value_symbol): Remove predicate for operand 0.
691 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
692 (untyped_call): Rework to correclty return values for any type.
693 (untyped_return): New expand.
694 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
696 2005-02-16 Stan Shebs <shebs@apple.com>
698 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
699 * config/rs6000/t-darwin8: New, for 64-bit multilib.
701 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
703 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
704 configure settings on Solaris 7 and later.
706 2005-02-16 Diego Novillo <dnovillo@redhat.com>
708 PR tree-optimization/19865
709 * tree-optimize.c (init_tree_optimization_passes): Run
710 pass_may_alias after pass_sra.
712 2005-02-16 Richard Henderson <rth@redhat.com>
713 Stuart Hastings <stuart@apple.com>
716 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
717 Do nothing if debug info suppressed for this function.
718 (dbxout_begin_function): Early exit if debug info suppressed for
721 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
724 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
726 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
728 PR tree-optimization/19967
729 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
730 expand_builtin_strchr, expand_builtin_strrchr): Take a new
731 argument TYPE. Adjust calls to fold_builtin_XXX.
732 (expand_builtin, fold_builtin_1): Adjust calls to
734 (fold_builtin_strchr, fold_builtin_strpbrk,
735 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
736 result to a requested type TYPE.
738 2005-02-16 Jakub Jelinek <jakub@redhat.com>
741 * fold-const.c (fold): Don't optimize (T)(x & cst) to
742 (T)x & (T)cst if (T)cst overflows.
743 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
744 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
746 2005-02-15 Jeff Law <law@redhat.com>
748 * gcse.c (blocks_with_calls): New bitmap.
749 (alloc_gcse_mem): Allocate it.
750 (free_gcse_mem): Free it.
751 (clear_modifY_mem_tables): Clear it.
752 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
753 when we encounter CALL_INSNs.
754 (compute_transp, case MEM): Handle blocks with calls separate
755 from blocks without calls. Use bitmap iterators rather than
758 2005-02-15 Peter O'Gorman <peter@pogma.com>
761 * mklibgcc.in (vis_hide): Use a temporary object file, not
764 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
767 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
770 2005-02-15 David Edelsohn <edelsohn@gnu.org>
771 Alan Modra <amodra@bigpond.net.au>
774 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
775 (_xlqsub): Rename to __gcc_qsub.
776 (_xlqmul): Rename to __gcc_qmul.
777 (_xlqdiv): Rename to __gcc_qdiv.
778 Provide versioned symbol aliases with old names.
779 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
780 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
781 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
782 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
783 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
785 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
787 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
788 Fold ~(A - 1) and ~(A + -1) to -A.
790 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
794 * config/host-linux.c (linux_gt_pch_use_address): Copy from
795 config/pa/pa-host.c:pa_gt_pch_use_address.
797 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
799 * tree-vn.c (get_value_handle): Make sure that given an
800 is_gimple_min_invariant expression, we always return it.
802 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
804 * passes.c (rest_of_handle_gcse): Fix a comment.
806 2005-02-15 Jeff Law <law@redhat.com>
808 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
810 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
811 (canon_list_insert, record_last_mem_set_info): Similarly.
812 (clear_modify_mem_tables): Similarly.
814 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
816 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
817 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
818 config/mips/mips.md, config/rs6000/aix.h,
819 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
821 2005-02-15 Richard Henderson <rth@redhat.com>
823 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
824 call to be best_edge.
826 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
828 * basic-block.h: Adjust the prototype for find_basic_blocks.
829 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
830 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
833 * flow.c (recompute_reg_usage): Remove all arguments.
834 * passes.c (rest_of_compilation): Adjust the call to
836 * rtl.h: Adjust the prototype for recompute_reg_usage.
838 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
840 * tree-dump.c (dump_files): Update to reflect new member
842 (dump_register): Add new argument.
844 (dump_switch_p_1): Check against glob name if doglob was passed.
845 (dump_switch_p): Check against regular first, then glob if
846 we didn't have any hits on the dump name.
847 * tree-optimize.c (register_one_dump_file):
848 Pass in glob name as well.
849 * tree-pass.h (struct dump_file_info): Add glob
852 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
854 PR preprocessor/16323
855 * doc/invoke.texi: Document that -Wendif-labels is on by default.
857 2005-02-14 David Edelsohn <edelsohn@gnu.org>
860 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
861 (trunctfdf2_internal1): New.
862 (trunctfdf2_internal2): Renamed from trunctfdf2.
864 2005-02-14 Diego Novillo <dnovillo@redhat.com>
866 PR tree-optimization/19853
867 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
869 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
871 * passes.c (rest_of_handle_loop_optimize): Remove calls to
872 delete_dead_jumptables and cleanup_cfg.
874 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
876 * reload.c (find_reloads): Swap address_reloaded flags when
877 swapping commutative operands.
879 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
881 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
882 Use standard_iv_increment_position for computing the bsi position
884 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
887 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
890 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
891 life range of hard registers.
892 * value-prof.c (insn_prefetch_values_to_profile): Only
895 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
898 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
900 * bitmap.h (bitmap_and_compl_into): Return bool.
901 * bitmap.c (bitmap_and_compl_into): Return changed flag.
903 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
905 PR tree-optimization/19944
906 * fold-const.c (fold): Re-add ABS_EXPR folding.
908 2005-02-13 David Edelsohn <edelsohn@gnu.org>
911 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
912 {TARGET,MASK}_XL_COMPAT.
913 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
915 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
916 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
918 (rs6000_arg_partial_bytes): Same.
919 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
920 and XL compatibility enabled.
921 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
922 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
923 test to final condition.
924 (cmptf_internal2): New.
925 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
926 xl-compat. Add TFmode information to description.
928 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
930 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
932 2005-02-13 Jason Merrill <jason@redhat.com>
935 * fold-const.c (fold_indirect_ref_1): Split out from...
936 (build_fold_indirect_ref): Here.
937 (fold_indirect_ref): New fn.
938 * tree.h: Declare it.
939 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
940 (gimplify_modify_expr_rhs): Likewise.
941 (gimplify_expr): Likewise.
943 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
945 PR tree-optimization/14303
946 PR tree-optimization/15784
947 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
948 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
949 ABS_EXPR<x> != 0 to x != 0.
951 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
953 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
954 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
955 spelling conventions.
957 * passes.c (rest_of_handle_gcse): Don't run cse_main and
958 delete_trivially_dead_insns too many times.
960 * passes.c (rest_of_handle_gcse): Remove dead assignments to
963 2005-02-12 Ira Rosen <irar@il.ibm.com>
965 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
966 (vect_is_simple_iv_evolution): Remove redundant parameter
968 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
969 without last parameter.
970 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
971 Return pointer step. Call vect_is_simple_iv_evolution without
972 last parameter. Check only that the step is multiple of size
973 type. Remove stmt_vinfo updates.
974 (vect_get_memtag_and_dr): Remove.
975 (vect_get_memtag): New function.
976 (vect_address_analysis): New function.
977 (vect_object_analysis): New function.
978 (vect_analyze_data_refs): Call vect_object_analysis and
979 vect_get_memtag. Update stmt_vinfo fields.
981 2005-02-12 Ira Rosen <irar@il.ibm.com>
983 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
984 exist and are objects. Remove checks for pointer.
985 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
986 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
987 (vect_create_data_ref_ptr): Likewise.
988 (vect_base_addr_differ_p): New function.
989 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
990 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
991 Don't set the DR_BASE_NAME field of data-ref.
992 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
994 2005-02-12 Uros Bizjak <uros@kss-loka.si>
996 * optabs.h (enum optab_index): Add new OTI_ldexp.
997 (ldexp_optab): Define corresponding macro.
998 * optabs.c (init_optabs): Initialize ldexp_optab.
999 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1001 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1003 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1004 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1006 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1007 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1010 2005-02-12 Ira Rosen <irar@il.ibm.com>
1012 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1014 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1016 (vect_get_base_and_offset): Always return an address.
1017 (vect_create_addr_base_for_vector_ref): Remove treatment for
1018 different data reference types.
1019 (vect_compute_data_ref_alignment): Rename base to base_address in
1020 stmt_vec_info. Get the object in order to force its alignment.
1021 (vect_get_memtag_and_dr): Rename base to base_address in
1022 stmt_vec_info. Extract the object for memtag analysis.
1024 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1026 PR regression/19898.
1027 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1028 changes cc_status, use apply modified_in_p to part of cc_status
1029 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1032 2005-02-11 Richard Henderson <rth@redhat.com>
1034 * tree-complex.c (expand_complex_libcall): New.
1035 (expand_complex_multiplication): Use it for c99 compliance.
1036 (expand_complex_division): Likewise.
1037 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1039 * builtins.c (built_in_names): Remove const.
1040 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1042 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1043 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1044 (built_in_names): Remove const.
1045 * c-common.c (c_common_type_for_mode): Handle complex modes.
1046 * flags.h, toplev.c (flag_complex_method): Rename from
1047 flag_complex_divide_method.
1048 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1049 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1050 * libgcc2.h: Declare them.
1051 * libgcc-std.ver: Export them.
1052 * mklibgcc.in (lib2funcs): Build them.
1054 2005-02-11 Steven Bosscher <stevenb@suse.de>
1056 PR tree-optimization/19876
1057 Partially revert my change from 2005-01-14
1058 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1059 (compute_antic): ...and remove the loop here.
1061 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1064 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1065 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1067 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1068 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1070 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1072 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1073 offsets for the big-endian 32-bit case.
1075 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1077 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1079 2005-02-11 Dale Johannesen <dalej@apple.com>
1081 * cselib.c (cselib_process_insn): Clear out regs where
1082 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1083 * reload.c (find_equiv_reg): Ditto.
1085 2005-02-11 Ian Lance Taylor <ian@airs.com>
1087 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1090 * tree.c (build_function_type_list): Work correctly if there are
1093 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1095 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1096 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1097 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1098 TARGET_ZARCH instead of TARGET_64BIT.
1100 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1102 * config/rs6000/t-rtems:
1103 (MULTILIB_OPTIONS): Remove mcpu=602.
1104 (MUTLILIB_DIRNAMES): Remove m602.
1105 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1106 Let mcpu=602 match mcpu=603.
1107 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1109 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1111 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1114 2005-02-10 David Daney <ddaney@avtrex.com>
1116 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1117 * config/i386/linux-unwind.h: Likewise.
1118 * config/ia64/linux-unwind.h: Likewise.
1119 * config/mips/linux-unwind.h: Likewise.
1120 * config/pa/linux-unwind.h: Likewise.
1121 * config/rs6000/linux-unwind.h: Likewise.
1122 * config/s390/linux-unwind.h: Likewise.
1123 * config/sh/linux-unwind.h: Likewise.
1124 * config/sparc/linux-unwind.h: Likewise.
1126 2005-02-10 Steven Bosscher <stevenb@suse.de>
1128 PR tree-optimization/17549
1129 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1130 TER to replace a DEF with its expression if the DEF and the
1131 rhs of the expression we replace into have the same root
1134 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1136 * config/mips/mips.md: Fix the placement of the match_scratch in the
1139 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1141 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1144 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1146 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1147 (strip_offset): Handle addresses.
1148 (add_address_candidates): Use strip_offset.
1149 (difference_cost): Reflect strip_offset change.
1150 (force_var_cost, difference_cost): Strip nops.
1152 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1154 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1156 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1157 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1158 config/cris/cris-protos.h, config/cris/cris.c: Update
1161 2005-02-10 Jeff Law <law@redhat.com>
1163 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1164 (lookup_avail_expr): Similarly.
1166 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1168 * builtins.c (fold_builtin_powi): New function.
1169 (fold_builtin_1): Call it.
1171 2005-02-10 Steven Bosscher <stevenb@suse.de>
1173 PR documentation/19309
1174 * doc/cpp.texi: The __GNUC__ and related predefined macros
1175 are also defined for the "standalone" cpp.
1176 Some non-GCC compilers may also define __GNUC__.
1178 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1181 * c-typeck.c (common_type): New routine. Old common_type renamed
1183 (c_common_type): ...this.
1184 (build_conditional_expr, build_binary_op): Use c_common_type instead
1187 2005-02-10 Steven Bosscher <stevenb@suse.de>
1189 * doc/md.texi: Replace @samp{length} with @code{length}.
1191 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1193 PR tree-optimization/18687
1194 * tree-flow.h (find_loop_niter): Declare.
1195 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1196 Try using scev even for loops with more than one exit.
1197 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1198 (struct ivopts_data): Added niters field.
1199 (struct nfe_cache_elt): New.
1200 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1202 (tree_ssa_iv_optimize_init): Initialize niters cache.
1203 (determine_number_of_iterations): Removed.
1204 (find_induction_variables): Do not call determine_number_of_iterations.
1205 Access niters for single exit through niter_for_single_dom_exit.
1206 (add_iv_outer_candidates): Access niters for single exit through
1207 niter_for_single_dom_exit.
1208 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1209 number_of_iterations_cond.
1210 (iv_period): New function.
1211 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1212 (may_replace_final_value): Take data argument. Use
1213 niter_for_single_dom_exit.
1214 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1215 (rewrite_use_compare): Pass data to may_eliminate_iv.
1216 (rewrite_use_outer): Pass data to may_replace_final_value.
1217 (free_loop_data): Clean up the niters cache.
1218 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1219 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1220 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1221 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1222 (num_ending_zeros): Moved to tree.c.
1223 * tree.h (num_ending_zeros): Declare.
1224 * tree.c (num_ending_zeros): Moved from tree.c.
1226 2005-02-09 Richard Henderson <rth@redhat.com>
1228 * builtins.c (DEF_BUILTIN): Add COND argument.
1229 * tree.h (DEF_BUILTIN): Likewise.
1230 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1231 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1233 (DEF_BUILTIN_STUB): New.
1234 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1235 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1236 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1237 * c-common.c (DEF_BUILTIN): Add COND argument.
1238 * tree.c (local_define_builtin): New.
1239 (build_common_builtin_nodes): New.
1241 2005-02-09 Roger Sayle <roger@eyesopen.com>
1243 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1244 floating point expression ignoring the sign of the result.
1245 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1246 (fold) <MULT_EXPR>: Use it to simplify x*x.
1247 * tree.h (fold_strip_sign_ops): Prototype here.
1248 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1249 argument. Use fold_strip_sign_ops to simplify the first argument.
1250 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1251 first argument when the second argument is an even integer
1252 constant, but only with -funsafe_math_optimizations.
1253 (fold_builtin_1): Update call to fold_builtin_copysign.
1255 2005-02-09 Ian Lance Taylor <ian@airs.com>
1258 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1259 just check whether EH_FILTER_FAILURE falls through.
1261 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1263 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1264 insns return to ready list in the next turn.
1266 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1269 * builtins.def: New __builtin_powi[lf].
1270 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1271 (expand_builtin_powi): New function.
1272 (expand_builtin): Dispatch to expand_builtin_powi.
1273 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1274 * libgcc2.c: Add __builtin_powi[lf] implementation.
1275 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1276 * optabs.h: Add powi_optab.
1277 * optabs.c (init_optabs): Initialize powi_optab.
1278 * doc/extend.texi: Document __builtin_powi[lf].
1280 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1282 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1285 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1288 * fold-const.c (try_move_mult_to_index): Remove redundant
1289 type argument. Create ADDR_EXPR with correct type.
1290 (fold): Update callers of try_move_mult_to_index. Convert
1291 result to the appropriate type.
1293 2005-02-09 Roger Sayle <roger@eyesopen.com>
1296 * config/avr/avr.c (default_rtx_costs): Delete.
1297 (avr_operand_rtx_cost): New function.
1298 (avr_rtx_costs): Completely rewrite.
1300 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1303 * config/cris/cris.c (in_code): New variable.
1304 (cris_output_addr_const): Now a static function, a wrapper for
1306 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1307 case from old cris_output_addr_const.
1308 (cris_asm_output_label_ref): Similar for LABEL_REF.
1309 (cris_output_addr_const_extra): Similar for UNSPEC.
1310 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1311 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1312 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1314 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1315 (cris_asm_output_label_ref): Declare.
1317 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1319 PR preprocessor/19801
1320 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1321 filenames that changed when libcpp was moved to the toplevel.
1323 2005-02-07 Roger Sayle <roger@eyesopen.com>
1325 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1326 zero extensions of BImode operands. Call lowpart_subreg instead
1327 of gen_lowpart_common and gen_lowpart_SUBREG.
1329 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1332 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1333 * configure.ac: Set cc_for_cross_gnattools.
1334 * configure: Regenerate.
1336 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1339 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1341 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1344 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1345 of nested functions.
1347 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1349 * doc/extend.texi: Document deprecated extensions allowing
1350 static floating-point members to have initializers and allowing
1351 floating-point literals in integral constant expressions.
1353 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1355 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1356 config/darwin7.h, config/mips/mips.c,
1357 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1360 * cse.c: Update comments.
1362 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1365 * builtins.c (fold_builtin_sqrt): Transform
1366 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1369 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1370 Dorit Naishlos <dorit@il.ibm.com>
1372 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1373 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1374 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1376 * tree.h (vect_set_verbosity_level): New extern function declaration
1378 * tree-vectorizer.h (verbosity_levels): New enum type.
1379 * tree-vectorizer.c (vect_debug_stats): Function removed.
1380 (vect_debug_details): Likewise.
1381 (vect_verbosity_level): Global variable was defined and initialized.
1382 (vect_dump): Global variable definition.
1383 (vect_print_dump_info): New function.
1384 (vect_set_dump_settings): New function.
1385 (vect_set_verbosity_level): New function.
1386 (vectorize_loops): Add call to vect_set_dump_settings.
1388 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1389 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1390 (slpeel_tree_peel_loop_to_edge): Likewise.
1392 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1393 appropriate verbosity level instead of call to vect_debug_details
1394 or vect_debug_stats.
1395 (vect_get_base_and_offset):
1396 (vect_create_addr_base_for_vector_ref):
1397 (get_vectype_for_scalar_type):
1398 (vect_create_data_ref_ptr):
1400 (vect_get_vec_def_for_operand):
1401 (vect_finish_stmt_generation):
1402 (vectorizable_assignment):
1403 (vectorizable_operation):
1404 (vectorizable_store):
1405 (vectorizable_load):
1406 (vect_transform_stmt):
1407 (vect_update_ivs_after_vectorizer):
1408 (vect_do_peeling_for_loop_bound):
1409 (vect_update_inits_of_drs):
1410 (vect_do_peeling_for_alignment):
1411 (vect_transform_loop):
1412 (vect_is_simple_use):
1413 (vect_analyze_operations):
1414 (vect_is_simple_iv_evolution):
1415 (vect_analyze_scalar_cycles):
1416 (vect_analyze_data_ref_dependence):
1417 (vect_analyze_data_ref_dependences):
1418 (vect_compute_data_ref_alignment):
1419 (vect_enhance_data_refs_alignment):
1420 (vect_analyze_data_refs_alignment):
1421 (vect_analyze_data_ref_access):
1422 (vect_analyze_data_ref_accesses):
1423 (vect_analyze_pointer_ref_access):
1424 (vect_get_memtag_and_dr):
1425 (vect_analyze_data_refs):
1426 (vect_mark_relevant):
1427 (vect_stmt_relevant_p):
1428 (vect_mark_stmts_to_be_vectorized):
1429 (vect_can_advance_ivs_p):
1430 (vect_get_loop_niters):
1431 (vect_analyze_loop_form):
1432 (vect_analyze_loop):
1433 (vectorize_loops): Likewise.
1435 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1436 (vect_update_inits_of_drs):
1437 (vect_do_peeling_for_alignment):
1438 (vect_transform_loop):
1439 (vect_analyze_operations):
1440 (vect_analyze_scalar_cycles):
1441 (vect_analyze_data_ref_dependences):
1442 (vect_analyze_data_refs_alignment):
1443 (vect_analyze_data_ref_accesses):
1444 (vect_analyze_data_refs):
1445 (vect_mark_stmts_to_be_vectorized):
1446 (vect_get_loop_niters):
1447 (vect_analyze_loop_form):
1448 (vect_analyze_loop): Likewise.
1449 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1451 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1455 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1456 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1457 either -ffast-math or -funsafe-math-optimizations is in use.
1459 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1460 * config/mips/irix-csr.c: New file.
1461 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1462 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1463 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1466 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1468 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1469 redundant, incorrect definitions.
1471 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1473 ("*tls_indirect_call"): New, reference hard regs directly.
1474 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1476 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1478 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1479 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1481 2005-02-06 Roger Sayle <roger@eyesopen.com>
1483 PR rtl-optimization/19800
1484 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1485 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1488 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1490 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1492 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1495 * doc/invoke.texi: Correct documentation of -freorder-functions.
1497 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1500 * doc/invoke.texi: Don't mention gccbug.
1502 2005-02-06 Roger Sayle <roger@eyesopen.com>
1503 Andrew Pinski <pinskia@physics.uc.edu>
1504 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1506 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1507 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1508 into just (zero_extract:SI FOO (const_int 1) BAR).
1510 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1512 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1513 macro locally. Don't give last revision date. Use GCC version
1514 number from gcc-common.texi.
1515 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1516 revision date. Use GCC version number from gcc-common.texi.
1517 Describe being a library as current state rather than as 3.x
1519 * doc/gcc.texi: Remove last update date.
1520 * doc/gccint.texi: Likewise. Update copyright dates.
1521 * doc/install.texi: Update copyright dates.
1523 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1526 * doc/invoke.texi: Mention for each option included in -Wall that
1527 it is included in -Wall.
1528 * doc/gcc.texi: Update copyright and last modification date.
1530 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1532 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1533 unnecessary cast to original induction variable increments.
1535 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1537 PR tree-optimization/18219
1538 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1539 in distributed form.
1541 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1543 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1544 Set bitpos and offset later in the function. Do nothing if the
1545 target is a register and if the bitfield lies completely outside
1547 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1548 here. Return an uninitialised register if the source value is stored
1549 in a register and the bitfield lies completely outside that register.
1551 2005-02-06 Steven Bosscher <stevenb@suse.de>
1553 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1556 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1558 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1560 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1562 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1563 * config/darwin8.h: New.
1564 * config/darwin7.h: Update comment.
1566 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1567 Dorit Naishlos <dorit@il.ibm.com>
1569 * tree-vectorizer.h (LOC): New type.
1570 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1571 (loop_line_number): New field in struct _loop_vec_info.
1572 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1574 * tree-vectorizer.c (input.h): Included.
1575 (find_loop_location): New function.
1576 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1577 loop line number removed.
1578 (vect_debug_details): Likewise.
1579 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1581 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1582 call to vect_debug_details/stats changed from loop to loop_loc.
1583 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1584 (slpeel_tree_peel_loop_to_edge): Likewise.
1586 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1587 changed from NULL to UNKNOWN_LOC.
1588 (vect_get_base_and_offset):
1589 (vect_create_addr_base_for_vector_ref):
1590 (get_vectype_for_scalar_type):
1591 (vect_create_data_ref_ptr):
1593 (vect_get_vec_def_for_operand):
1594 (vect_finish_stmt_generation):
1595 (vectorizable_assignment):
1596 (vectorizable_operation):
1597 (vectorizable_store):
1598 (vectorizable_load):
1599 (vect_transform_stmt):
1600 (vect_update_ivs_after_vectorizer):
1601 (vect_do_peeling_for_loop_bound):
1602 (vect_do_peeling_for_alignment):
1603 (vect_transform_loop):
1604 (vect_is_simple_use):
1605 (vect_analyze_operations):
1606 (vect_is_simple_iv_evolution):
1607 (vect_analyze_scalar_cycles):
1608 (vect_analyze_data_ref_dependences):
1609 (vect_compute_data_ref_alignment):
1610 (vect_enhance_data_refs_alignment):
1611 (vect_analyze_data_ref_access):
1612 (vect_analyze_data_ref_accesses):
1613 (vect_analyze_pointer_ref_access):
1614 (vect_get_memtag_and_dr):
1615 (vect_analyze_data_refs):
1616 (vect_mark_relevant):
1617 (vect_stmt_relevant_p):
1618 (vect_mark_stmts_to_be_vectorized):
1619 (vect_can_advance_ivs_p):
1620 (vect_get_loop_niters):
1621 (vect_analyze_loop):
1622 (vectorize_loops): Likewise.
1624 (vectorizable_load): Argument in call to vect_debug_details/stats
1625 changed from loop to LOOP_LOC (loop_vinfo).
1626 (vect_transform_loop):
1627 (vect_analyze_operations):
1628 (vect_analyze_scalar_cycles):
1629 (vect_analyze_data_ref_dependence):
1630 (vect_enhance_data_refs_alignment):
1631 (vect_analyze_data_ref_accesses):
1632 (vect_analyze_pointer_ref_access):
1633 (vect_analyze_data_refs):
1634 (vect_analyze_loop): Likewise.
1636 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1637 changed from loop to loop_loc.
1639 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1641 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1642 Dorit Naishlos <dorit@il.ibm.com>
1644 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1646 (vect_analyze_data_ref_dependences): Likewise.
1648 (vect_is_simple_use): Argument changed from loop structure to
1649 loop_vect_info structure.
1650 (vect_can_advance_ivs_p): Likewise.
1651 (vect_create_index_for_vector_ref): Likewise.
1652 (vect_update_ivs_after_vectorizer): Likewise.
1653 (new_stmt_vec_info): Likewise.
1655 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1656 changed from loop to loop_vinfo.
1657 (vect_create_data_ref_ptr): First argument in call to
1658 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1659 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1660 was changed from loop to loop_vinfo.
1661 (vectorizable_operation): Likewise.
1662 (vectorizable_store): Likewise.
1663 (vect_mark_stmts_to_be_vectorized): Likewise.
1664 (vect_do_peeling_for_loop_bound): First argument in call to
1665 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1666 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1667 was changed from loop to loop_vinfo.
1668 (vect_analyze_data_ref_dependences): Third argument in call to
1669 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1671 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1672 (vect_create_data_ref_ptr): Likewise.
1673 (vect_init_vector): Likewise.
1674 (vect_get_vec_def_for_operand): Likewise.
1675 (vectorizable_assignment): Likewise.
1676 (vectorizable_operation): Likewise.
1677 (vectorizable_store): Likewise.
1678 (vectorizable_load): Likewise.
1679 (vect_update_ivs_after_vectorizer): Likewise.
1680 (vect_is_simple_use): Likewise.
1681 (vect_analyze_data_ref_dependence): Likewise.
1682 (vect_analyze_pointer_ref_access): Likewise.
1683 (vect_can_advance_ivs_p): Likewise.
1685 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1686 before _stmt_vec_info.
1687 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1688 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1689 (new_stmt_vec_info): Argument changed from loop structure to
1690 loop_vect_info structure
1692 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1693 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1694 (vect_create_addr_base_for_vector_ref): Likewise.
1695 (vect_analyze_pointer_ref_access): Likewise.
1697 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1700 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1701 phi flag if the phi is abnormal.
1703 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1706 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1707 information for the new statement.
1709 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1712 * gcc.c (main): Include the target in -v output.
1714 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1716 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1717 Do not drop the extend if we'd have to add a paradoxical subreg
1718 later. Include optabs.h and insn-codes.h.
1719 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1721 2005-02-02 Roger Sayle <roger@eyesopen.com>
1724 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1725 * fold-const.c (const_binop): Avoid constant folding floating
1726 point operations in modes that use composite representations.
1727 * simplify-rtx.c (simplify_binary_operation): Likewise.
1729 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1731 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1733 (altivec_dstt): Likewise.
1734 (altivec_dstst): Likewise.
1735 (altivec_dststt): Likewise.
1736 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1739 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1741 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1742 EXPR_LOCUS from orig_cond to the new cond_stmt.
1743 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1746 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1748 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1749 standard_iv_increment_position. Remove call to bsi_next
1750 (no need to bump the iterator anymore).
1751 (vect_create_index_for_vector_ref): Call
1752 standard_iv_increment_position. Remove second function argument.
1753 (vect_finish_stmt_generation): Remove call to bsi_next
1754 (no need to bump the iterator anymore).
1755 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1756 to vect_create_index_for_vector_ref.
1758 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1760 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1761 phis are used out of the loop.
1763 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1766 * c-decl.c (undef_nested_function): New variable.
1767 (pop_scope): Diagnose undefined nested functions.
1768 (finish_function): Don't attempt cgraph processing or genericizing
1769 if current top-level function contained an undefined nested
1770 function. Reset undef_nested_function at the end of a top-level
1773 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1775 * tree.c (build_int_cst_type): Take sign of the value into account
1776 when deciding whether sign extend the value.
1778 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1781 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1782 (cpp_options, cc1_options): Change %{std*&ansi} to
1783 %{std*&ansi&trigraphs}.
1785 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1787 * cse.c: Update comments.
1789 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1791 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1792 arguments go on the stack. Do not put complex doubles in odd/even
1795 2005-02-02 Steven Bosscher <stevenb@suse.de>
1797 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1798 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1799 -ftree-pre, and -fthread-jumps.
1801 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1803 PR tree-optimization/19578
1804 * tree-flow.h (modified_noreturn_calls): Declare.
1805 (noreturn_call_p): Declare.
1806 * tree-flow-inline.h (noreturn_call_p): New function.
1807 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1808 * tree-cfg.c (modified_noreturn_calls): New variable.
1809 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1810 that contain a mid-block noreturn call.
1811 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1813 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1815 * df.c (df_def_record_1, df_uses_record): Don't use
1817 * df.h (DF_FOR_REGALLOC): Remove.
1819 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1822 * c-typeck.c (really_start_incremental_init): Reset
1823 constructor_max_index for arrays of incomplete type.
1825 2005-02-02 Jeff Law <law@redhat.com>
1827 * gcse.c (struct reg_set): Store the block index where the register
1828 was set rather than the setting insn.
1829 (record_one_set, compute_transp): Corresponding changes.
1830 (pre_insert_copy_insn): Do not call replace_one_set.
1831 (replace_one_set): Remove.
1833 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1836 * doc/gcov.texi: Fix typo.
1838 2005-02-01 Richard Henderson <rth@redhat.com
1841 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1842 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1844 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1845 * config/i386/i386-protos.h: Update.
1847 2005-02-01 Steven Bosscher <stevenb@suse.de>
1849 PR tree-optimization/19217
1850 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1851 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1852 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1853 that it is walking a PHI node.
1855 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1857 * doc/extend.texi (Nested Functions): Update.
1859 2005-02-01 Richard Henderson <rth@redhat.com>
1862 * optabs.c (expand_copysign_absneg): Export.
1863 * optabs.h (expand_copysign_absneg): Declare.
1864 * config/rs6000/rs6000.md (copysigntf3): New.
1866 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1868 PR tree-optimization/19633
1869 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1870 * tree-ssa-alias.c (init_alias_info): Initialize.
1871 (merge_pointed_to_info): Set.
1872 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1873 (dump_points_to_info_for): Show value of pt_null.
1874 (struct count_ptr_d): Declare.
1875 (find_ptr_dereference): Remove.
1876 (ptr_is_dereferenced_by): Remove.
1877 (count_ptr_derefs): New local function.
1878 (count_uses_and_derefs): New local function.
1879 (compute_points_to_and_addr_escape): Call it. If the number
1880 of dereferences is greater than zero, mark the pointer as
1881 dereferenced. If there are fewer dereferences than uses of
1882 the pointer, the pointer's value escapes.
1884 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1886 PR tree-optimization/19670
1887 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1889 (verify_use): ... set it here, instead.
1891 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1893 * doc/sourcebuild.texi (Test directives): Fix formatting.
1895 * doc/sourcebuild.texi (Test directives): Describe selector
1898 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1900 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1901 specific 64-bit CPUs.
1903 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1906 * arm.c (arm_eliminable_register): New function.
1907 (adjacent_mem_locations): Don't allow eliminable registers. Use
1908 HOST_WIDE_INT for address offsets.
1909 * arm-protos.h (arm_eliminable_register): Add prototype.
1911 2005-02-01 Steven Bosscher <stevenb@suse.de>
1913 PR optimization/15242
1914 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1915 * basic-block.h (duplicate_computed_gotos): Add prototype.
1916 * bb-reorder.c (duplicate_computed_gotos): New function to
1917 duplicate sufficiently small blocks ending in a computed jump.
1918 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1919 if not optimizing for size.
1920 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1921 never do tail merging for blocks ending in a computed jump.
1922 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1924 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1926 Patch from Richard Sandiford <rsandifo@redhat.com>
1927 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1928 from inheriting a subreg equivalence with a non-spill register.
1930 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1932 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1934 * config/frv/frv.c (movcc_fp_destination_operand): New.
1935 (gpr_or_memory_operand): Fix typo in comment.
1936 (gpr_or_memory_operand_with_scratch): New.
1937 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1938 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1939 movcc_fp_destination_operand.
1940 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1941 Legitimize memory addresses using a scratch register.
1943 2005-01-31 Jeff Law <law@redhat.com>
1945 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1946 bitmap a sparse bitmap instead of a simple bitmap.
1947 (mark_def_sites_initialize_block): Corresponding changes.
1948 (ssa_mark_def_sites_initialize_block): Likewise.
1949 (ssa_mark_phi_uses): Likewise.
1950 (mark_def_site, ssa_mark_def_sites): Likewise.
1951 (mark_def_site_blocks): Likewise.
1952 (rewrite_ssa_into_ssa): Likewise.
1954 * tree-ssa-dom.c (record_cond): Pass correct variable type
1955 for last argument to htab_find_slot_with_hash.
1957 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1958 effects when optimizing 0 % X. Do not try to optimize X % 0.
1960 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1962 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1965 2005-02-01 Eric Christopher <echristo@redhat.com>
1967 * config/mips/mips.c (override_options): Warn if -mint64
1969 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1972 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1974 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1976 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1977 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1978 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1979 (cached_regno): Initialize to INVALID_REGNUM.
1980 (cse_reg_info_table_size,
1981 cse_reg_info_table_first_uninitialized,
1982 cse_reg_info_timestamp): New.
1983 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1985 (init_cse_reg_info, get_cse_reg_info_1): New.
1986 (get_cse_reg_info): Cache the last look-up.
1987 (new_basic_block): Update the code to clear mappings from
1988 registers to cse_reg_info entries.
1989 (cse_main): Call init_cse_reg_info.
1991 * cse.c (get_cse_reg_info): Update a comment.
1993 2005-01-31 Steven Bosscher <stevenb@suse.de>
1996 * c-decl.c (start_decl): Do not warn about arrays of elements with
1997 an incomplete type here.
1998 (grokdeclarator): Do it here by making a pedwarn an error.
1999 * c-typeck.c (push_init_level): If there were previous errors with
2000 the constructor type, do not warn about braces for initializers.
2001 (process_init_element): Likewise for excess initializer elements.
2003 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2005 * cse.c (delete_trivially_dead_insn): Don't iterate.
2007 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2009 * config/rs6000/rs6000.md (copysignsf3): New expand.
2010 (copysigndf3): Likewise.
2012 2005-01-31 Steven Bosscher <stevenb@suse.de>
2014 * recog.c (constrain_operands): Only look for earlyclobber operand
2015 conflicts if an '&' constraint was seen.
2017 2005-01-31 Marc Espie <espie@openbsd.org>
2019 * config.gcc: Don't include embedded systems fragment, switches default
2020 debugging format to ELF.
2021 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2022 longer pick it up there.
2024 2005-01-31 Dale Johannesen <dalej@apple.com>
2026 * doc/extend.texi (nested functions): Fix linkage description.
2027 Clarify that static is not allowed.
2029 2005-01-31 Dale Johannesen <dalej@apple.com>
2031 * config/rs6000/darwin.md (movsf_low_di): Make work.
2032 (movdf_low_di): Make work.
2034 2005-01-31 Dale Johannesen <dalej@apple.com>
2036 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2037 Make work for 64 bit.
2039 2005-01-31 Roger Sayle <roger@eyesopen.com>
2040 Dale Johannesen <dalej@apple.com>
2043 * fold-const.c (fold_binary_op_with_conditional_arg):
2044 Make types match original operands, before STRIP_NOPS.
2046 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2048 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2049 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2050 (struct gcc_sigcontext): Delete. Merge contents to..
2051 (struct gcc_ucontext): ..here.
2052 (get_sigcontext): Delete.
2053 (get_regs): New function, like get_sigcontext but return regs ptr.
2054 64-bit version finds regs from r1 to support vdso.
2055 (ppc_linux_aux_vector): New function.
2056 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2059 2005-01-31 Ira Rosen <irar@il.ibm.com>
2061 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2063 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2064 redundant fold. Fix misalignment for MINUS_EXPR.
2065 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2066 (vect_analyze_pointer_ref_access): Likewise.
2067 (vect_get_memtag_and_dr): Likewise.
2069 2005-01-31 Richard Henderson <rth@redhat.com>
2071 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2072 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2073 absnegdf2_i387, absnegxf2_i387): Likewise.
2075 2005-01-31 Richard Henderson <rth@redhat.com>
2078 * optabs.c (expand_copysign_absneg): New.
2079 (expand_copysign_bit): Split out from ...
2080 (expand_copysign): ... here. Use expand_copysign_absneg.
2082 2005-01-30 Roger Sayle <roger@eyesopen.com>
2085 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2086 constant as the second operand and a register as the third.
2088 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2091 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2092 that dllimport'd functions do not use all call-clobbered registers
2095 2005-01-30 Richard Henderson <rth@redhat.com>
2098 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2099 expand_abs_nojump and generalize. Use operand_subword and
2100 emit_no_conflict_block. Support large modes.
2101 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2103 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2104 negation to subtraction.
2105 (expand_copysign): Check that the format has signed zeros.
2106 Use operand_subword and emit_no_conflict_block. Support large modes.
2108 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2110 Fix PR tree-optimization/19624
2112 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2113 * tree-ssa-pre.c: Add cfgloop.h.
2115 (pre_stats): New member, constified.
2116 (inserted_exprs): New static variable.
2117 (NECESSARY): New macro.
2118 (create_expression_by_pieces): Fold the expression, and
2119 mark it as defaulting to not necessary. Also put in
2121 (fully_constant_expression): New function.
2122 (insert_into_preds_of_block): Modify to not insert phis when we
2123 are playing with induction variables.
2124 Push phis onto the inserted_exprs vector, and mark them as not
2125 necessary by default.
2126 (insert_aux): Call fully_constant_expression on eprime.
2127 If all edges produce the same value, mark it constant.
2128 (mark_operand_necessary): New function.
2129 (remove_dead_inserted_code): New function.
2130 (init_pre): Init loop optimizer to get loop info.
2131 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2132 (execute_pre): Commit edge inserts, then remove dead code.
2134 2005-01-30 Richard Henderson <rth@redhat.com>
2136 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2137 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2139 2005-01-30 Richard Henderson <rth@redhat.com>
2142 * config/i386/i386.c (ix86_expand_copysign): New.
2143 (ix86_split_copysign_const): New.
2144 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2145 rearrange op1/nmask operands.
2146 * config/i386/i386-protos.h: Update.
2147 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2148 (copysigndf3): Likewise.
2149 (copysignsf3_const, copysigndf3_const): New.
2150 (copysignsf3_var): Rename from copysignsf3, split out splitter
2151 and fix split predicate for X constraint.
2152 (copysigndf3_var): Similarly.
2154 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2156 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2157 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2158 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2160 2005-01-29 Richard Henderson <rth@redhat.com>
2163 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2164 of # and * in constraints.
2166 2005-01-29 Richard Henderson <rth@redhat.com>
2169 * expr.c (store_field): Don't strip sub-mode cast when the input
2170 data is even smaller.
2172 2005-01-29 Richard Henderson <rth@redhat.com>
2175 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2178 2005-01-29 Richard Henderson <rth@redhat.com>
2180 * combine.c (make_field_assignment): Fix argument order
2183 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2185 PR tree-optimization/15791
2186 * fold-const.c (extract_array_ref): New function.
2187 (fold): Fold comparisons between &a[i] and &a[j] or
2188 semantically equivalent trees.
2190 2005-01-29 Jeff Law <law@redhat.com>
2192 * gcse.c (insert_expr_in_table): Revamp handling of available
2193 and anticipatable occurrence lists to avoid unnecessary list
2195 (insert_set_in_table): Similarly.
2197 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2199 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2201 (c_build_qualified_type): Build qualified array types with
2202 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2203 * c-decl.c (c_make_fname_decl): Build unqualified array type
2204 before qualified type.
2205 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2206 type is qualified, not just if type itself is. Don't apply
2207 qualifiers to array type when declarator is processed. Apply
2208 qualifiers to field type whether or not it is an array type.
2209 Don't handle array types specially for applying qualifiers to
2211 * c-typeck.c (composite_type): Build unqualified element type and
2212 array type when forming composite of array types.
2213 (common_pointer_type, comptypes, comp_target_types,
2214 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2215 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2217 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2218 (args2) in variables a1 and a2.
2220 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2222 * cse.c (n_elements_made, max_elements_made): Remove.
2223 (insert): Don't touch n_elements_made.
2224 (cse_main): Don't touch n_elements_made or max_elements_made.
2226 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2229 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2230 configuration part of dp-bit.c to be lost.
2232 2005-01-28 Roger Sayle <roger@eyesopen.com>
2234 * expmed.c (expand_mult_highpart_optab): When attempting to use
2235 a non-widening multiplication in a wider mode, the operands need
2236 to be converted (zero or sign extended) to that mode.
2238 2005-01-28 Ian Lance Taylor <ian@airs.com>
2242 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2243 through if both operands fall through.
2245 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2247 * cse.c (fold_rtx) <PC>: Don't optimize.
2249 2005-01-28 Jeff Law <law@redhat.com>
2251 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2252 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2254 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2256 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2257 cse_reg_info_used_list_end): Remove.
2258 (cse_reg_info_list, cse_reg_info_list_free): New.
2259 (get_cse_reg_info): When allocating an instance of
2260 cse_reg_info, add it to the beginning of the cse_reg_info_list
2261 list. Remove code to maintain cse_reg_info_used_list.
2262 (new_basic_block): Reset the free list to the beginning of
2265 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2267 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2268 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2269 (frv_expand_mdpackh_builtin): New function.
2270 (frv_expand_builtin): Use it to expand __MDPACKH.
2271 * doc/extend.texi (__MDPACKH): Update documentation.
2273 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2275 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2276 SSE_FLOAT_MODE_P for use_sse computation.
2278 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2281 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2283 2005-01-27 Richard Henderson <rth@redhat.com>
2285 * builtins.c (expand_builtin_copysign): New.
2286 (expand_builtin): Call it.
2287 * genopinit.c (optabs): Add copysign_optab.
2288 * optabs.c (init_optabs): Initialize it.
2289 (expand_copysign): New.
2290 * optabs.h (OTI_copysign, copysign_optab): New.
2291 (expand_copysign): Declare.
2293 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2294 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2296 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2297 (ix86_expand_fp_absneg_operator): ... here.
2298 (ix86_split_copysign): New.
2299 * config/i386/i386-protos.h: Update.
2300 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2301 (copysignsf3, copysigndf3): New.
2303 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2304 (copysignsf3, ncopysignsf3): New.
2305 (copysigndf3, ncopysigndf3): New.
2306 (copysignxf3, ncopysignxf3): New.
2307 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2309 2005-01-27 Arend Bayer <arend.bayer@web.de>
2310 Kazu Hirata <kazu@cs.umass.edu>
2312 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2313 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2314 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2317 2005-01-27 Jeff Law <law@redhat.com>
2319 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2320 definitions of SSA_NAMEs which are not being rewritten.
2321 (rewrite_ssa_into_ssa): Only initialize the current definition
2322 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2323 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2324 SSA_NAMEs before returning.
2326 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2328 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2329 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2330 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2331 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2332 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2334 2005-01-27 Steven Bosscher <stevenb@suse.de>
2337 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2338 higher to -O2 and higher. Likewise for tree PRE.
2339 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2342 2005-01-27 Ian Lance Taylor <ian@airs.com>
2345 * gimple-low.c (try_catch_may_fallthru): New static function.
2346 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2347 * tree-inline.c (expand_call_inline): Don't warn about reaching
2348 the end of a non-void function being inlined if the function uses
2351 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2353 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2356 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2357 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2358 (implicitly_declare): Handle error_mark_node.
2360 2005-01-27 Richard Henderson <rth@redhat.com>
2363 * tree.h (struct tree_decl): Add debug_expr_is_from.
2364 (DECL_DEBUG_EXPR_IS_FROM): New.
2365 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2366 * dwarf2out.c (dwarf2out_var_location): Update to match.
2367 * tree-outof-ssa.c (create_temp): Likewise.
2368 * var-tracking.c (track_expr_p): Likewise.
2369 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2370 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2371 * toplev.c (default_tree_printer): Likewise.
2373 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2375 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2376 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2378 2005-01-27 Steven Bosscher <stevenb@suse.de>
2380 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2381 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2382 ASM_CLOBBERS): Add tree checks.
2384 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2385 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2386 * c-common.def (SWITCH_STMT): Update to match.
2387 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2388 macros instead of SWITCH_EXPR ones.
2389 * c-dump.c (c_dump_tree): Likewise.
2390 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2391 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2393 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2395 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2397 * unwind-dw2.c (execute_stack_op): Add missing cases for
2398 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2400 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2402 * config.gcc (Obsolete configurations): Remove 'dummy', add
2403 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2406 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2408 PR tree-optimization/19633
2409 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2411 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2412 are no call-clobbered variables.
2413 * tree-outof-ssa.c (check_replaceable): Return false for calls
2416 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2418 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2419 even for variables with NULL DECL_INITIAL.
2421 2005-01-26 Stuart Hastings <stuart@apple.com>
2423 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2425 2005-01-26 Richard Henderson <rth@redhat.com>
2428 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2430 * expr.c (store_field): Strip conversions to odd-bit-sized types
2431 if the destination field width matches.
2433 2005-01-26 Richard Henderson <rth@redhat.com>
2435 * c-decl.c, expmed.c, expr.c: Revert last change.
2437 2005-01-26 Richard Henderson <rth@redhat.com>
2440 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2442 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2443 if we don't need the bits above those present in the current mode.
2444 * expr.c (store_field): Strip conversions to odd-bit-sized types
2445 if the destination field width matches.
2447 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2449 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2450 either -ffast-math or -funsafe-math-optimizations is in use.
2452 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2456 * config/avr/avr.c (notice_update_cc): Only set condition code for
2457 ashrqi3 if shift count > 0.
2458 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2459 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2460 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2461 count <= 0 as a no-op, and shift count >= width by copying zero
2462 or sign bit to all bits of the result.
2463 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2464 count, with attribute "length" set to 0 and "cc" set to "none".
2466 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2468 * doc/invoke.texi: Document -mTLS.
2470 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2471 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2472 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2473 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2474 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2475 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2476 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2477 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2479 * configure.ac: Check for a TLS capable gas.
2481 * configure: Regenerate.
2483 2005-01-26 Richard Henderson <rth@redhat.com>
2486 * combine.c (make_field_assignment): Simplify store to zero_extract
2487 from a source with an overlapping mask.
2489 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2491 2004-11-11 Eric Christopher <echristo@redhat.com>
2493 * config/frv/frv.md: Add fr400_integer automaton. Don't
2494 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2497 2005-01-26 Steven Bosscher <stevenb@suse.de>
2500 * cfgbuild.c (make_edges): Do not clear or set
2501 current_function_has_computed_jump.
2502 * function.h (struct function): Remove the has_computed_jump field.
2503 (current_function_has_computed_jump): Do not define.
2504 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2505 in a computed jump. Ignore current_function_has_computed_jump.
2507 2005-01-26 Richard Henderson <rth@redhat.com>
2510 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2511 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2513 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2514 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2515 objects into static storage if they have more than one non-zero value.
2516 * tree.h (categorize_ctor_elements): Update decl.
2518 2005-01-26 Steven Bosscher <stevenb@suse.de>
2521 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2522 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2523 to this function from 2004-07-10.
2524 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2525 the current function for tail call optimizations if the address
2526 of one of it its arguments is taken.
2528 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2530 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2532 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2534 * function.c (expand_function_end): If current_function_calls_alloca,
2535 emit stack restore in a place that is reached when the function falls
2538 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2540 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2541 rule to avoid matching inappropriate suffix rule.
2543 2005-01-26 Jan Hubicka <jh@suse.cz>
2545 PR tree-optimization/19241
2546 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2548 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2550 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2551 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2553 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2554 <sim*>: Always use crt1.o, regardless of N in simN.
2555 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2556 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2557 (CRT_CALL_STATIC_FUNCTION): Remove.
2558 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2559 use crt1.o, regardless of N in simN.
2560 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2561 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2562 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2563 case isystem setting.
2564 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2566 2005-01-25 Ian Lance Taylor <ian@airs.com>
2568 * gimple-low.c (block_may_fallthru): Correct handling of
2569 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2571 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2573 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2574 handlers to match indentation; nested under the mtune=* handler.
2575 Similar for mcpu= and march=.
2577 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2579 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2580 * config/mips/linux64.h (LIB_SPEC): Likewise.
2581 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2582 * config/sh/linux.h (LIB_SPEC): Likewise.
2584 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2586 * config/frv/frv.c (frv_legitimize_tls_address): New.
2587 (TARGET_HAVE_TLS): Define.
2588 (FRV_SYMBOL_REF_TLS_P): Define.
2589 (frv_override_options): Handle new register classes.
2590 (frv_legitimate_address_p): Reject tls addresses.
2591 (frv_legitimize_address): Handle TLS addresses.
2592 (gen_inlined_tls_plt): New.
2594 (frv_legitimize_tls_address): New.
2595 (unspec_got_name): Add TLS entries.
2596 (got12_operand): Add R_FRV_TLSMOFF12 case.
2597 (frv_emit_move): Fixup TLS addresses.
2598 (frv_emit_movsi): Legitimize TLS addresses.
2600 * config/frv/frv.h (MASK_BIG_TLS): New.
2601 (TARGET_BIG_TLS): New.
2602 (HAVE_AS_TLS): Define.
2603 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2604 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2605 (REG_CLASS_NAMES): Same.
2606 (REG_CLASS_CONTENTS): Same.
2607 (CONSTRAINT_LEN): New.
2608 (REG_CLASS_FROM_CONSTRAINT): New.
2609 (PREDICATE_CODES): Add symbolic_operand.
2611 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2612 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2613 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2614 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2615 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2616 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2617 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2618 GR9_REG, GR14_REG, LRREG.
2619 (type): Add load_or_call attribute.
2620 ("load_or_call"): New reservation.
2621 ("call_gettlsoff"): New.
2622 ("tls_indirect_call"): New.
2623 ("tls_load_gottlsoff12"): New.
2624 ("tlsoff_hilo"): New.
2625 ("tls_tlsdesc_ldd"): New.
2626 ("tls_tlsoff_ld"): New.
2629 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2631 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2633 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2634 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2635 * config/frv/frv.c (TLS_BIAS): Define.
2636 (frv_output_dwarf_dtprel): New.
2638 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2640 PR rtl-optimization/19579
2641 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2642 both A and B, see if they don't clobber registers the other expr uses.
2644 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2646 * real.c (do_add): Initialize signalling and canonical members.
2648 * real.c (real_from_integer): Zero out destination.
2650 2005-01-18 Jan Hubicka <jh@suse.cz>
2652 PR tree-optimize/19337
2653 * tree-inline.c (initialize_inlined_parameters): Copy
2654 saved_static_chain_decl only.
2656 2005-01-25 Richard Henderson <rth@redhat.com>
2660 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2661 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2662 80387 enabled, to return a proper subclass. Return the subset that
2663 overlaps with GENERAL_REGS for PLUS.
2664 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2666 2005-01-25 Richard Henderson <rth@redhat.com>
2669 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2671 2005-01-25 Roger Sayle <roger@eyesopen.com>
2673 * expmed.c (choose_multiplier): Change interface to return the
2674 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2675 (expand_divmod): Update calls to choose_multiplier.
2677 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2680 * expmed.c (extract_bit_field): Use adjust_address instead of
2681 gen_lowpart when op0 is a MEM.
2683 2005-01-24 Steven Bosscher <stevenb@suse.de>
2685 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2687 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2689 * config/mips/irix-csr.c: New file.
2690 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2691 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2692 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2695 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2698 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2699 sparc/elf.h, add sparc/sp-elf.h.
2700 (sparc-*-rtems*): Likewise.
2701 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2702 tm-dwarf2.h, add sparc/sp-elf.h.
2703 (sparc86x-*-elf): Likewise.
2704 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2705 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2706 TARGET_OS_CPP_BUILTINS.
2707 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2708 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2710 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2711 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2712 (SWITCH_TAKES_ARG): Likewise.
2713 (LOCAL_LABEL_PREFIX): Likewise.
2714 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2715 (TARGET_N_FORMAT_TYPES): Delete.
2716 (TARGET_FORMAT_TYPES): Likewise.
2717 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2718 * config/sparc/elf.h: Delete.
2719 * config/sparc/sp-elf.h: New file.
2721 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2723 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2724 * tree-flow.h: Remove the corresponding prototype.
2725 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2726 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2728 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2731 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2732 for AIX ABI or ELF -fPIC.
2733 (rs6000_emit_load_toc_table): Don't create toc_section here.
2734 (rs6000_xcoff_file_start): Nor here.
2736 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2738 * sh.c (ra.h): Don't #include.
2739 (hard_regs_intersect_p): New function, resurrected from ra.c.
2741 * sh.c: Fix 1996 Copyright.
2743 2005-01-24 Richard Henderson <rth@redhat.com>
2744 Aldy Hernandez <aldyh@redhat.com>
2746 * regrename.c (note_sets): Handle subregs.
2748 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2751 * genconditions.c (write_header, write_conditions): Elide file if
2754 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2756 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2757 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2760 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2762 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2763 expand_builtin_printf, expand_builtin_fprintf,
2764 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2765 checking against POINTER_TYPE.
2766 (validate_arglist): Handle POINTER_TYPE code by checking
2769 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2771 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2773 (for_each_rtx): Call for_each_rtx_1.
2774 * rtl.h (init_rtlanal): Declare.
2775 * toplev.c (backend_init): Call init_rtlanal.
2777 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2779 * flow.c (propagate_one_insn): Formatting.
2782 * flow.c (libcall_dead_p): Be more conservative if unsure.
2783 If there are any instructions between insn and call, see if they are
2784 all dead before saying the libcall is dead.
2786 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2788 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2789 operand constraint for operand 0.
2791 2005-01-23 Richard Henderson <rth@redhat.com>
2794 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2795 edges leading to join block.
2797 2005-01-23 Roger Sayle <roger@eyesopen.com>
2799 * expmed.c (expand_mult_highpart): Make static. Change type of
2800 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2801 (expand_divmod): Updates calls to expand_mult_highpart by using
2802 gen_int_mode to pass a CONST_INT rtx.
2803 * rtl.h (expand_mult_highpart): Remove prototype.
2805 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2807 * flow.c (regset_bytes, regset_size): Remove.
2809 * cfganal.c: Fix a reference to Harvey's paper.
2811 2005-01-23 Steven Bosscher <stevenb@suse.de>
2813 PR rtl-optimization/19464
2814 * tree-optimize.c (init_tree_optimization_passes): Add one more
2815 copyrename pass just before out-of-ssa.
2817 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2820 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2821 * ggc-none.c (ggc_free): Define.
2823 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2825 * cse.c (max_reg, max_insn_uid): Remove.
2826 (cse_main): Don't access max_reg or max_insn_uid.
2828 * c-common.c (explicit_flag_signed_bitfields,
2829 lang_statement_code_p, lang_expand_function_end): Remove.
2830 * c-common.h: Remove the corresponding declarations.
2831 * c-opts.c (c_common_handle_option): Remove all write access
2832 to explicit_flag_signed_bitfields.
2834 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2835 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2836 * cgraph.h: Remove the corresponding declaration.
2838 * gcse.c (null_pointer_info): Remove.
2840 2005-01-23 Roger Sayle <roger@eyesopen.com>
2841 Eric Botcazou <ebotcazou@libertysurf.fr>
2843 * combine.c (simplify_logical): Only simplify logical expressions
2844 of the form ior(and(x,y),z) by the inverse distributive law if the
2845 result is cheaper than the original.
2847 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2849 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2850 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2851 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2852 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2853 config/freebsd-spec.h, config/arm/arm.h,
2854 config/h8300/h8300.md, config/i386/i386.md,
2855 config/i386/predicates.md, config/i386/sse.md,
2856 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2857 config/vax/vax.md: Fix comment typos. Follow spelling
2860 2005-01-23 Steven Bosscher <stevenb@suse.de>
2862 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2863 tests, instead of `less than'.
2865 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2867 * function.c (assign_parm_setup_block): When creating a new stack slot
2868 for a parameter, get its alignment from the parameter's DECL_ALIGN
2869 rather than the type's TYPE_ALIGN. Make sure that the parameter
2870 is at least word aligned.
2872 2005-01-22 Roger Sayle <roger@eyesopen.com>
2875 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2877 2005-01-22 Richard Henderson <rth@redhat.com>
2880 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2881 in both compare operands.
2882 (movdfcc_1_sse_max): Likewise.
2883 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2884 (movdfcc_1_sse): Likewise.
2885 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2886 scratch register as needed.
2888 2005-01-22 Richard Henderson <rth@redhat.com>
2890 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2892 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2894 2005-01-22 Richard Henderson <rth@redhat.com>
2896 * genopinit.c (optabs): Use smin/smax for floating point too.
2897 * doc/md.texi: Update to match. Clarify that floating point
2898 results are undefined for +0/-0 and NaN.
2899 * doc/rtl.texi: Likewise.
2900 * rtl.def (SMIN, SMAX): Likewise
2901 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2903 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2904 leading 's' to the name.
2905 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2906 smaxxf3, sminxf3): Likewise.
2907 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2910 2005-01-22 Paul Brook <paul@codesourcery.com>
2912 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2914 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2916 * config/s390/s390.c (struct processor_costs): New fields
2917 dlgr, dlr, dr, dsgfr, dsgr.
2918 (z900_cost, z990_cost): Values for new fields.
2919 (s390_rtx_costs): New cases MEM und COMPARE in switch
2920 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2921 DIV, MOD, UDIV, UMOD.
2923 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2925 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2926 into the register being decremented.
2927 ("doloop_si31", "doloop_di"): Likewise.
2928 ("*doloop_si_long"): Adapt pattern.
2930 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2932 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2934 (CLASS_MAX_NREGS): Likewise.
2936 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2938 * doc/tree-ssa.texi (Statement Operands): Add example for new
2939 must-def macro. Note deprecation of old operands interface.
2941 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2943 PR tree-optimization/19484
2944 * tree-cfg.c (remove_fallthru_edge): New function.
2945 (cleanup_control_flow): Remove fallthru edges from calls that are
2946 now known not to return.
2948 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2950 Fix PR tree-optimization/19038
2951 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2952 copies with loop variant ones.
2954 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2956 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2957 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2958 config/alpha/alpha.md, config/alpha/predicates.md,
2959 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2960 config/sparc/sol2.h: Update copyright.
2962 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2963 first label to see if it is a nonlocal label.
2965 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2966 Andrew Pinski <pinskia@physics.uc.edu>
2969 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2970 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2972 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2974 * config/rs6000/rtems.h: Update copyright.
2976 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2979 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2980 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2981 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2983 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2986 * c-typeck.c (convert_arguments): Check for error_mark_node.
2988 2005-01-21 Ian Lance Taylor <ian@airs.com>
2990 PR tree-optimization/13000
2991 * tree-inline.c: Include "tree-flow.h".
2992 (expand_call_inline): If warn_return_type, warn if non-void inline
2993 function falls through.
2994 * tree-cfg.c (execute_warn_function_return): Don't warn about
2995 control reaching end if TREE_NO_WARNING is set. Set
2997 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2999 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3000 branch if we don't need one.
3001 * c-typeck.c: Include "tree-flow.h"
3002 (c_finish_bc_stmt): Don't add a goto if the current statement
3003 list doesn't fall through to the current point.
3005 2005-01-21 Roger Sayle <roger@eyesopen.com>
3007 PR rtl-optimization/576
3008 * real.c (real_arithmetic): Change return type from void to bool
3009 to return an indication that the result may be inexact.
3010 * real.h (real_arithmeric): Update prototype.
3011 * fold-const.c (const_binop): Don't constant fold floating
3012 point expressions when the user specifies -frounding-math and
3013 the result may depend upon the run-time rounding mode.
3014 (fold_convert_const_real_from_real): Clean-up.
3015 (fold_initializer): Ignore flag_rounding_math for initializers.
3016 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3017 constant fold FP operations with flag_rounding_math if the
3018 result may depend upon the run-time rounding mode.
3020 2005-01-21 Tom Tromey <tromey@redhat.com>
3022 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3024 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3026 * tree-cfg.c: Fix comment typos.
3028 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3030 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3031 around the call to rest_of_handle_branch_target_load_optimize.
3033 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3035 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3036 (sparc64-*-openbsd*): Likewise.
3037 (sparclite-*-elf*): Include tm-dwarf2.h.
3038 (sparc86x-*-elf*): Likewise.
3039 (sparc64-*-elf*): Likewise.
3040 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3041 (DBX_DEBUGGING_INFO): Likewise.
3042 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3043 (PREFERRED_DEBUGGING_TYPE): Likewise.
3044 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3045 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3046 (PREFERRED_DEBUGGING_TYPE): Likewise.
3047 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3048 (PREFERRED_DEBUGGING_TYPE): Likewise.
3049 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3051 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3054 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3056 2005-01-20 Paul Brook <paul@codesourcery.com>
3058 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3060 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3062 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3063 label is first in a sequence of labels.
3065 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3067 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3068 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3070 * doc/sourcebuild.texi (Test Directives): New.
3072 2005-01-20 Roger Sayle <roger@eyesopen.com>
3074 * real.c (real_floor): Don't leave the result uninitialized when
3075 mode is VOIDMode, but return the unrounded intermediate value.
3076 (real_ceil): Likewise.
3078 2005-01-20 Paul Brook <paul@codesourcery.com>
3080 * config/arm/arm.md (insv): Use gen_int_mode.
3082 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3084 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3085 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3086 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3087 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3088 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3090 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3093 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3094 fbreg, so we have to assume we can't.
3095 (loc_descriptor_from_tree_1): Ditto.
3096 (containing_function_has_frame_base): New function.
3097 (add_location_or_const_value_attribute): Use it.
3098 Also try to generate a frame_base from a single element location
3101 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3103 PR tree-optimization/15349
3104 * timevar.def (TV_TREE_MERGE_PHI): New.
3105 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3107 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3108 calls to tree_forwarder_block_p.
3109 (remove_forwarder_block_with_phi, merge_phi_nodes,
3110 gate_merge_phi, pass_merge_phi): New.
3111 * tree-optimize.c (init_tree_optimization_passes): Add
3113 * tree-pass.h: Add an extern for pass_merge_phi;
3115 2005-01-20 Richard Henderson <rth@redhat.com>
3118 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3119 (_mm_castps_pd, _mm_castps_si128): New.
3120 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3122 2005-01-20 Richard Henderson <rth@redhat.com>
3125 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3126 __builtin_ia32_vec_init_v2si.
3127 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3128 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3129 (ix86_init_mmx_sse_builtins): Create it.
3130 (ix86_expand_builtin): Expand it.
3131 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3132 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3133 (vec_extractv2si_0, vec_extractv2si_1): New.
3135 2005-01-20 Richard Henderson <rth@redhat.com>
3138 * config/i386/i386.c (ix86_expand_push): New.
3139 * config/i386/mmx.md (push<MMXMODE>1): New.
3140 * config/i386/sse.md (push<SSEMODE>1): New.
3141 * config/i386/i386-protos.h: Update.
3143 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3145 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3148 2005-01-20 Richard Henderson <rth@redhat.com>
3150 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3151 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3153 2005-01-19 Richard Henderson <rth@redhat.com>
3156 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3157 to V4SFmode in SSE1 fallback load path.
3159 2005-01-19 Richard Henderson <rth@redhat.com>
3161 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3162 in QImode expansion to ix86_expand_vector_set.
3163 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3165 2005-01-19 Richard Henderson <rth@redhat.com>
3168 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3169 subclass of the input class.
3170 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3171 Always true for cross-SSE1 classes. Rationalize conditionals.
3172 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3173 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3174 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3175 (movdi_2): Add MMX/SSE zeros.
3176 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3177 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3178 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3179 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3180 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3181 (zero_extendsidi2_rex64_1): Remove.
3182 (MOV0 peephole): Check GENERAL_REG_P.
3184 2005-01-19 Richard Henderson <rth@redhat.com>
3187 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3189 (ix86_expand_vector_extract): Likewise.
3191 2005-01-19 Richard Henderson <rth@redhat.com>
3194 * expr.c (emit_move_change_mode): New argument force; use
3195 simplify_gen_subreg if true.
3196 (emit_move_via_alt_mode): Merge into ...
3197 (emit_move_via_integer): ... here.
3198 (emit_move_ccmode): Use emit_move_change_mode directly.
3200 2005-01-19 Richard Henderson <rth@redhat.com>
3203 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3204 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3205 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3207 (alpha_emit_set_const): Likewise. Make static.
3208 (alpha_emit_set_long_const): Make static.
3209 (alpha_extract_integer): Split out from alpha_expand_mov.
3210 (alpha_split_const_mov): Likewise.
3211 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3212 (alpha_legitimate_constant_p): New.
3213 * config/alpha/alpha-protos.h: Update.
3214 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3215 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3216 * config/alpha/alpha.md (movsi): Add n alternative.
3217 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3218 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3219 (splitters for all of the above): Use alpha_split_const_mov.
3220 * config/alpha/predicates.md (non_add_const_operand): New.
3221 (non_zero_const_operand): New.
3222 (input_operand): Use alpha_legitimate_constant_p after reload.
3224 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3226 PR tree-optimization/19038
3227 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3228 (add_candidate): Add ivs with increment in latch only if
3229 allow_ip_end_pos_p is true.
3230 (determine_iv_cost): Use empty_block_p.
3232 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3234 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3235 (compute_dominance_frontiers): Ditto.
3237 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3240 * config/sh/t-rtems: New.
3241 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3243 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3245 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3246 the offset of the selected field.
3248 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3250 * tree-cfg.c (remove_forwarder_block): Fix the check to
3251 prevent a nonlocal label from appearing in the middle of a
3254 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3256 PR rtl-optimization/19462
3257 * reorg.c (find_end_label): Create return insn only if
3258 current_function_epilogue_delay_list is empty.
3260 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3262 * doc/passes.texi: Remove paragraph mentioning new-ra.
3264 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3266 PR rtl-optimization/15139
3267 * combine.c: Include params.h.
3268 (count_rtxs): New function.
3269 (record_value_for_reg): If replace_rtx would replace at least
3270 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3271 (clobber (const_int 0)) instead of TEM.
3272 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3273 * params.h (MAX_LAST_VALUE_RTL): New.
3274 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3275 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3278 * c-typeck.c (digest_init): Only call build_vector if all constructor
3279 elements are *_CST nodes.
3280 * gimplify.c (gimplify_init_constructor): Likewise.
3283 * c-typeck.c (digest_init): Only call build_vector if inside_init
3286 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3288 * toplev.c (init_asm_output): Remove dead #ifdef.
3290 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3292 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3294 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3296 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3297 accessing DECL_FUNCTION_CODE.
3298 * dojump.c (do_jump): Likewise.
3299 * gimplify.c (gimplify_call_expr): Likewise.
3300 * predict.c (expr_expected_value): Likewise.
3301 (strip_builtin_expect): Likewise.
3302 * tree-inline.c (estimate_num_insns_1): Likewise.
3303 * tree-ssa-loop-im.c (stmt_cost): Likewise
3304 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3305 (tree_expr_nonnegative_p): Likewise.
3307 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3309 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3310 variant of the load_pcrel_sym pattern.
3311 * config/sparc/sparc.md (P macro): Move to the top.
3312 (load_pcrel_sym): Macroize using P.
3313 (save_register_window): Likewise.
3315 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3317 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3320 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3323 * c-typeck.c (build_asm_expr): Strip nops off
3324 input memory operands.
3326 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3328 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3329 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3330 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3331 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3333 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3336 * config/i386/i386.c (override_options): If the 80387 is disabled,
3337 then do not return FP values using FP registers.
3339 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3341 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3342 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3343 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3344 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3345 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3346 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3347 output.h, postreload-gcse.c, postreload.c, recog.c,
3348 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3349 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3350 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3351 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3352 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3353 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3354 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3355 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3357 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3358 config/alpha/alpha.c, config/arm/vfp.md,
3359 config/i386/emmintrin.h, config/i386/i386-modes.def,
3360 config/i386/i386-protos.h, config/i386/i386.h,
3361 config/i386/pmmintrin.h, config/i386/ppro.md,
3362 config/i386/predicates.md, config/i386/xmmintrin.h,
3363 config/i860/i860.c, config/ia64/ia64-modes.def,
3364 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3365 config/ia64/ia64.md, config/ia64/itanium1.md,
3366 config/ia64/itanium2.md, config/ia64/predicates.md,
3367 config/iq2000/iq2000.h, config/mips/linux64.h,
3368 config/rs6000/aix41.h, config/rs6000/aix43.h,
3369 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3370 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3371 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3372 config/sparc/linux64.h, config/sparc/litecoff.h,
3373 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3374 config/sparc/sparc.h, config/sparc/sparc.md,
3375 config/sparc/sysv4-only.h: Update copyright.
3377 2005-01-18 Richard Henderson <rth@redhat.com>
3380 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3382 2005-01-18 Marc Espie <espie@openbsd.org>
3383 * config/i386/openbsdelf.h: Typo.
3385 2005-01-18 Richard Henderson <rth@redhat.com>
3387 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3388 special case for sse.
3389 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3391 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3393 * tree-inline.c (estimate_num_insns_1): Added cases for
3394 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3396 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3398 PR rtl-optimization/19296
3399 * combine.c (simplify_comparison): Rewrite the condition under
3400 which a non-paradoxical SUBREG of a PLUS can be lifted when
3401 compared against a constant.
3403 2005-01-18 Andi Kleen <ak@muc.de>
3405 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3406 * c.opt (-Wpointer-sign): Add.
3407 * doc/invoke.texi: (-Wpointer-sign): Add.
3409 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3411 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3412 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3413 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3414 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3415 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3416 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3417 for TARGET_MIX_SSE_I387.
3418 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3419 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3420 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3421 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3422 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3423 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3424 TARGET_MIX_SSE_I387.
3425 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3428 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3431 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3432 Add movaps alternative for xmm reg->reg move.
3434 2005-01-17 Jeff Law <law@redhat.com>
3436 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3437 at the end of the main DOM loop rather than just before DOM exits.
3439 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3441 PR tree-optimization/19121
3442 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3443 adding aliases to a name tag, also add them to the pointer's
3445 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3446 sensitive alias info at all. Only check that the two pointers
3447 have compatible pointed-to sets.
3448 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3449 a pointer's type tag is a superset of the alias set of the
3452 2005-01-17 James E Wilson <wilson@specifixinc.com>
3455 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3456 comment to document why.
3458 2005-01-17 Richard Henderson <rth@redhat.com>
3460 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3461 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3462 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3463 sse2_vmsminv2df3_finite): New.
3464 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3465 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3466 Force op1 into register.
3468 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3470 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3471 bubblestrap from always rebuilding build directory.
3473 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3475 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3476 ("*cmpmem_short"): Likewise.
3478 2005-01-17 Steven Bosscher <stevenb@suse.de>
3480 * basic-block.h: Document BB_* flags.
3481 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3482 use an sbitmap instead.
3483 * sched-rgn.c (compute_trg_info): Likewise.
3485 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3487 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3488 redundant target_cpu_default and extra_parts lines. Use the default
3490 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3491 (SUBTARGET_EXTRA_SPECS): Delete.
3492 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3493 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3494 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3495 and "n32" for -mabi=n32.
3497 2005-01-17 Ian Lance Taylor <ian@airs.com>
3500 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3501 fold constant variables into initial values.
3503 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3505 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3507 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3508 through the statements backward.
3510 2005-01-17 Ian Lance Taylor <ian@airs.com>
3512 PR middle-end/13127:
3513 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3514 a variable set to the return value of the inlined function.
3516 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3518 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3519 when modes are tieable.
3521 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3523 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3524 of pthread_create to find out if threads are enabled.
3525 * gthr-posix95.h (__gthread_active_p): Likewise.
3527 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3529 * common.opt (-fnew-ra): Remove.
3531 * toplev.h (flag_new_regalloc): Remove.
3532 * Makefile.in (ra*.*): Don't mention.
3533 * passes.c (rest_of_handle_new_regalloc): Remove.
3534 (rest_of_handle_combine, rest_of_compilation): Always consider
3535 flag_new_regalloc as false.
3536 * doc/invoke.texi: Don't document -fnew-ra.
3538 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3540 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3541 last parameter to reg_scan.
3542 * loop.c (loop_optimize): Likewise.
3543 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3544 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3545 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3546 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3547 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3548 * regclass.c (reg_scan): Likewise, for the declaration.
3549 * rtl.h (reg_scan): Likewise, for the prototype.
3551 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3553 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3554 mark_dfs_back_edges.
3556 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3558 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3559 (compute_avail): Uses don't go in tmp_gen.
3561 2005-01-16 Steven Bosscher <stevenb@suse.de>
3563 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3564 loop to look for a free slot in a page entry.
3566 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3569 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3570 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3571 just before targetm.asm_out.file_end.
3572 * tree.h (process_pending_assemble_output_defs): Declare.
3573 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3575 (assemble_alias): Defer generation of assembly code for defines when
3576 TARGET_DEFERRED_OUTPUT_DEFS is true.
3577 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3578 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3579 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3581 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3584 * pa.c (pa_scalar_mode_supported_p): New function.
3585 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3586 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3588 * pa-protos.h (prefetch_operand): Delete.
3589 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3590 * pa.c (prefetch_operand): Delete.
3591 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3592 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3593 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3594 and prefetch_nocc_operand.
3595 * pa.md (prefetch): Rework to avoid reload problems handling short
3596 displacements when a cache control completer needs to be provided.
3597 (prefetch_32, prefetch_64): Delete.
3598 (prefetch_cc, prefetch_nocc): New patterns.
3600 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3602 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3604 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3607 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3608 exceeds maximum alignment for global common data.
3609 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3610 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3612 2004-01-15 Roger Sayle <roger@eyesopen.com>
3614 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3616 2004-01-15 Roger Sayle <roger@eyesopen.com>
3618 * harg-reg-set.h (reg_class_names): Prototype global array.
3619 * regclass.c (reg_class_names): Declare here and initialize to
3621 (dump_regclass): Remove local declaration of reg_class_names.
3622 (regclass): Likewise.
3623 * cfg.c (dump_flow_info): Likewise.
3624 * ra-debug.c (reg_class_names): Likewise.
3625 * regrename.c (reg_class_names): Likewise.
3626 * reload.c (reg_class_names): Likewise.
3627 * reload1.c (spill_failure): Likewise.
3628 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3630 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3632 * config/s390/s390.md ("reload_outti"): Remove predicate for
3633 output operand. Abort if operand is not a MEM.
3634 ("reload_outdi", "reload_outdf"): Likewise.
3636 2005-01-15 Marc Espie <espie@openbsd.org>
3638 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3639 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3640 * config/openbsd.h: Fix C++ includes for native configurations.
3641 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3642 Add trampoline support.
3643 * config/i386/openbsdelf.h: New.
3645 2005-01-15 Marc Espie <espie@openbsd.org>
3647 * collect2.c (main): Explicitly parse -dynamic-linker option.
3649 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3651 PR tree-optimization/19060
3652 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3653 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3654 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3655 and handle extract_range_from_cond returning false.
3656 * fold-const.c (fold): Optimize comparisons with min/max even for
3657 width > HOST_BITS_PER_WIDE_INT.
3659 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3661 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3662 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3663 Remove little endian multilib variants.
3664 Add mips32 multilib variant.
3666 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3668 * explow.c (copy_all_reg, stabilize): Remove.
3669 * expr.h: Remove the corresponding prototypes.
3671 * rtlanal.c (regs_set_between_p): Remove.
3672 * rtl.h: Remove the corresponding prototype.
3674 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3676 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3677 to rs6000_nonimmediate_operand.
3678 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3679 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3680 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3681 rs6000_nonimmediate_operand.
3682 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3683 rs6000_nonimmediate_operand.
3685 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3687 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3689 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3691 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3693 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3694 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3696 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3697 (rs6k_nonimmediate_operand): New.
3698 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3700 (legitimate_lo_sum_address_p): Same.
3701 (rs6000_legitimize_address): Same.
3702 (rs6000_legitimize_reload_address): Same.
3703 (rs6000_legitimate_address): Same.
3704 (spe_build_register_parallel): Pass DF and DC modes in a DI
3707 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3708 to rs6k_nonimmediate_operand.
3710 * config/rs6000/spe.md ("*frob_df_di"): New.
3711 ("*frob_di_df"): New.
3712 ("*frob_di_df_2"): New.
3713 ("*mov_sidf_e500_subreg0"): New.
3714 ("*mov_sidf_e500_subreg4"): New.
3715 ("*movdf_e500_double"): Change predicate to
3716 rs6k_nonimmediate_operand.
3718 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3720 * postreload.c (move2add_note_store): Only call
3721 trunc_int_for_mode on scalar integers.
3723 2005-01-14 Steven Bosscher <stevenb@suse.de>
3725 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3726 replace BB_VISITED uses.
3727 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3728 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3729 (tree_dce_done): Free visited_control_parents.
3730 (perform_tree_ssa_dce): Allocate and clear it.
3731 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3732 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3733 instead of BB_VISITED.
3735 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3737 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3738 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3739 Remove unused prototypes.
3741 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3743 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3744 64-bit register usage.
3745 (spe_func_has_64bit_regs_p): Add FIXME note.
3747 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3749 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3750 flag_finite_math_only with flag_unsafe_math_optimizations.
3752 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3754 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3756 (__tpf_eh_return): Copy TPF private stack area from the module
3757 boundary stack frame. Add check for when module addresses are
3758 equal, but no stub address is found.
3760 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3763 * arm.h (struct machine_function): Add call_via field.
3764 (thumb_call_via_label): Declare.
3765 * arm.c (thumb_call_via_label): New variable.
3766 (thumb_call_reg_needed): New variable.
3767 (arm_output_function_epilogue): For Thumb code, output any per-function
3768 call-indirect trampolines.
3769 (thumb_call_via_reg): New function.
3770 (arm_file_end): New function.
3771 (TARGET_ASM_FILE_END): Call arm_file_end.
3772 (aof_file_end): Likewise.
3773 * arm-protos.h (thumb_call_via_reg): Declare.
3774 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3775 thumb_call_via_reg in normal case.
3777 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3780 PR rtl-optimization/19348
3781 * recog.c (peephole2_optimize): Do global life update if some peephole
3782 decides it doesn't need at least one of its inputs and that change
3783 influences liveness at the start of the basic block.
3785 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3786 arguments instead of 1.
3788 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3791 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3792 zero for nested functions needing a static chain or functions
3793 with a non-constant address.
3795 2005-01-13 Roger Sayle <roger@eyesopen.com>
3797 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3798 (and (sign_extend X) C) into (zero_extend (and X C)).
3800 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3802 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3804 2005-01-13 Richard Henderson <rth@redhat.com>
3809 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3810 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3811 not just TARGET_SSE.
3812 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3813 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3814 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3815 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3816 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3817 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3818 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3819 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3820 (movdicc_c_rex64): Rename with '*'.
3821 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3822 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3823 (movsfcc_1_387): Rename from movsfcc_1.
3824 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3825 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3826 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3827 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3828 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3829 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3830 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3831 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3832 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3833 sse_movdfcc_const0_4): Remove.
3834 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3835 recognize min/max early. Update for changed sse cmove patterns.
3836 (ix86_split_sse_movcc): New.
3837 * config/i386/i386-protos.h: Update.
3839 2005-01-13 Steven Bosscher <stevenb@suse.de>
3841 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3842 (fix_stmt_v_may_defs): Likewise.
3844 2005-01-13 Richard Henderson <rth@redhat.com>
3846 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3847 for converting the mask.
3849 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3851 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3854 2005-01-13 Richard Henderson <rth@redhat.com>
3856 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3857 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3858 IX86_BUILTIN_MOVDQ2Q): Remove.
3859 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3860 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3861 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3863 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3864 (sse2_pextrw): Fix immediate constraint.
3865 (sse2_loadq, sse2_loadq_rex64): Remove.
3866 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3867 Use __builtin_ia32_vec_ext_<size>.
3868 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3870 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3872 * function.c (assign_parm_setup_block): Look inside original
3873 entry_parm when inspecting PARALLEL.
3875 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3876 Joel Sherrill <joel@oarcorp.com>
3879 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3880 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3881 rtems_gxx_recursive_mutex_init.
3882 (__gthread_recursive_mutex_lock): New function.
3883 (__gthread_recursive_mutex_trylock): Likewise.
3884 (__gthread_recursive_mutex_unlock): Likewise.
3886 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3888 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3890 2005-01-13 Jan Beulich <jbeulich@novell.com>
3892 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3893 (ashrti3_internal): Indicate output is early clobber. Generate result
3894 into output rather than first input. Use move for low word of output
3895 if shift count is exactly 64.
3896 (lshrti3_internal): Likewise.
3898 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3902 * reload1.c (delete_output_reload): Don't delete an output reload
3903 if the pseudo lives longer than a single basic block. Adjust and
3904 improve wording of comment.
3906 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3909 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3910 of TYPE_SIZE where we mean the number of bytes.
3912 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3914 * function.c (assign_parm_setup_block): Relax condition on
3915 multi-register optimization.
3917 2005-01-12 Nick Clifton <nickc@redhat.com>
3919 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3920 an "in_delay_slot" attribute of "no" to prevent them being used in
3921 delay slots. This is forbidden because they might generate
3924 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3927 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3930 2005-01-12 Nick Clifton <nickc@redhat.com>
3932 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3933 passed on to GAS) but do not define, as GAS no longer supports or
3934 needs the -m2000 option.
3936 2005-01-11 Roger Sayle <roger@eyesopen.com>
3938 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3939 type as args of unprototyped builtins aren't automatically promoted.
3940 (fold_builtin_abs): Likewise.
3942 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3944 * Makefile.in: Set a `build-warn' variable.
3946 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3948 PR tree-optimization/17949
3949 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3950 (find_interesting_uses_address): Use it.
3952 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3954 * regrename.c (kill_value): Handle subreg's that won't simplify.
3956 2005-01-11 Richard Henderson <rth@redhat.com>
3959 * config/i386/i386.h (enum ix86_builtins): Move ...
3960 * config/i386/i386.c: ... here.
3961 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3962 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3963 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3964 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3965 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3966 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3967 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3968 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3969 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3970 IX86_BUILTIN_LOADDDUP): Remove.
3971 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3972 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3973 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3974 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3975 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3976 (ix86_init_builtins): Make static.
3977 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3978 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3979 if all the modes match. Otherwise, fake it.
3980 (get_element_number, ix86_expand_vec_init_builtin,
3981 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3982 (ix86_expand_builtin): Make static. Update for changed builtins.
3983 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3984 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3985 (ix86_expand_vector_init_duplicate): New.
3986 (ix86_expand_vector_init_low_nonzero): New.
3987 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3988 Split out from ix86_expand_vector_init; handle integer modes.
3989 (ix86_expand_vector_init): Use them.
3990 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3991 * config/i386/i386-protos.h: Update.
3992 * config/i386/predicates.md (reg_or_0_operand): New.
3993 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3994 (movv2sf_internal): Likewise. And a splitter to match them all.
3995 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3996 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3997 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3998 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3999 (mmx_pinsrw): Fix operand ordering.
4000 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4001 rather than sse_loadss expander.
4002 (movv2df splitter): Similarly.
4003 (sse_loadss, sse_loadlss): Remove.
4004 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4005 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4006 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4007 (sse3_movddup): Rename with '*'.
4008 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4009 (sse2_loadsd): Remove.
4010 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4011 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4012 (sse2_pinsrw): Fix argument ordering.
4013 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4014 (sse2_stored): Remove 'r' destination.
4015 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4016 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4017 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4018 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4019 vec_extractv16qi, vec_initv16qi): New.
4021 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4022 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4023 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4025 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4026 (_mm_load_si128, _mm_store_si128): Likewise.
4027 (_mm_load1_pd): Use _mm_set1_pd.
4028 (_mm_load_sd): Use _mm_set_sd.
4029 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4030 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4031 (_mm_set_epi64): Use _mm_set_epi64x.
4032 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4033 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4034 _mm_setr_epi8): Use _mm_set_foo form.
4035 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4036 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4037 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4038 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4039 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4040 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4041 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4042 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4043 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4044 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4045 (_mm_movedup_pd): Use _mm_shuffle_pd.
4046 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4047 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4048 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4049 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4051 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4052 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4053 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4054 (_mm_store_ps): Use raw dereference.
4055 (_mm_store1_ps): Use _mm_storeu_ps.
4056 (_mm_storer_ps): Use _mm_store_ps.
4057 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4058 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4060 2005-01-11 Stan Shebs <shebs@apple.com>
4062 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4063 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4065 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4068 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4069 Skip all DECLs except for FIELD_DECLs.
4071 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4073 * config/s390/s390.c (override_options): Return error if
4074 -mbackchain, -mpacked-stack and -mhard-float are used together.
4075 (s390_va_start): Remove the backchain && packed-stack special case.
4076 (s390_gimplify_va_arg): Likewise.
4077 * doc/invoke.texi: Remove the ABI incompatibility note.
4079 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4081 * config/s390/s390.c (struct s390_frame_layout): Remove
4083 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4084 save_backchain_p with TARGET_BACKCHAIN.
4086 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4089 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4090 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4091 * function.c (locate_and_pad_parm): Set new field.
4092 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4093 Tweak where_pad test to include "none". Always set mem align for
4095 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4096 not sufficient for type.
4097 (assign_parm_setup_block): If stack_parm is zero on entry, always
4098 make a new stack local. Block move old stack parm if necessary
4099 to new aligned stack local.
4100 (assign_parm_setup_stack): Use a block move to handle
4101 potentially misaligned entry_parm.
4102 (assign_parms_unsplit_complex): Specify required alignment when
4103 creating stack local.
4104 * calls.c (compute_argument_addresses): Override alignment of stack
4105 arg calculated from its type with the alignment given by
4106 FUNCTION_ARG_BOUNDARY.
4107 (store_one_arg): Likewise.
4109 2005-01-11 Jan Beulich <jbeulich@novell.com>
4111 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4112 Change respective itanium_class attribute to ialu.
4113 (shladdp4_internal): New.
4114 * config/ia64/predicates.md (shladd_log2_operand): New.
4116 2005-01-11 Richard Henderson <rth@redhat.com>
4118 * expr.c (store_constructor): Use rtvec_alloc instead of
4119 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4121 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4123 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4125 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4127 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4128 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4129 (TARGET_RWRELOC): Define.
4130 (ia64_rwreloc_section_type_flags): Delete.
4131 (ia64_section_type_flags): New function.
4132 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4133 (TARGET_RWRELOC): Define.
4135 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4138 * config/ia64/ia64.c (process_set): For alloc insn, only call
4139 process_epilogue is !frame_pointer_needed.
4141 2005-01-10 Roger Sayle <roger@eyesopen.com>
4144 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4145 unary operator and can't be treated as a binary/comparison operator.
4147 2005-01-10 Richard Henderson <rth@redhat.com>
4149 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4150 (ix86_return_in_memory): Likewise.
4151 (function_arg_advance): Likewise. Mirror structure in function_arg
4152 for choosing register to advance.
4154 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4156 * tree-vectorizer.c, tree.def: Fix comment typos.
4158 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4160 * config/s390/s390.c (struct processor_costs): 4 new fields:
4161 ddbr, ddr, debr, der.
4162 (s390_rtx_costs): More precise handling of divide instructions.
4164 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4166 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4168 2005-01-10 Jan Beulich <jbeulich@novell.com>
4170 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4171 names resulting from -ffunction-sections/-fdata-sections and linkonce
4173 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4174 based on the section name. Rearrange the section name comparison logic
4175 slightly so that each section name is compared against at most once.
4177 2005-01-10 Ben Elliston <bje@au.ibm.com>
4179 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4180 targets for which -fPIC reduces limitations on the GOT size.
4182 2005-01-09 Falk Hueffner <falk@debian.org>
4184 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4187 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4190 * collect2.c (main): Set aixrtl_flag for -brtl option.
4191 (resolve_lib_name): Search for .so file extension before .a
4194 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4196 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4197 (vect_analyze_data_refs_alignment): Add dump prints.
4199 2005-01-09 Ira Rosen <irar@il.ibm.com>
4201 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4202 expr_invariant_in_loop_p.
4203 Initialize outputs first thing in the function.
4204 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4205 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4206 (vect_analyze_pointer_ref_access): Check that the initial condition of
4207 the access function is loop invariant.
4209 2005-01-09 Richard Henderson <rth@redhat.com>
4211 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4212 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4213 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4214 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4215 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4216 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4217 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4218 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4219 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4220 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4221 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4222 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4223 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4224 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4225 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4226 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4227 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4228 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4229 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4230 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4231 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4232 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4233 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4235 (mmx_clrdi, pavgusb): Remove.
4236 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4237 with leading sse_ prefix.
4238 * config/i386/sse.md: Receive them.
4239 * config/i386/mmx.md: New file.
4240 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4241 (subrv2sf3): Turn into expander for normal subtraction.
4242 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4243 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4244 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4245 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4246 commutative; use ix86_binary_operator_ok.
4247 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4248 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4249 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4250 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4251 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4252 Macroize from existing patterns; use ix86_binary_operator_ok.
4253 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4254 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4255 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4256 with vec_select+vec_concat.
4257 (mmx_pshufw, mmx_pshufw_1): Likewise.
4258 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4259 (mmx_uavgv4hi3): Model correctly.
4260 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4261 _mm_xor_si64): Remove casts.
4263 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4265 PR tree-optimization/19224
4266 * tree-scalar-evolution.c (get_instantiated_value,
4267 set_instantiated_value): New functions.
4268 (instantiate_parameters_1): Cache the results.
4269 (instantiate_parameters, resolve_mixers): Initialize and free
4272 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4274 * config/i386/i386.md (addhi_4): Correct reference in comment.
4277 2005-01-08 Richard Henderson <rth@redhat.com>
4279 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4280 (_mm_cvtsi128_si64x): Likewise.
4281 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4282 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4283 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4284 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4285 * config/i386/i386-protos.h: Update.
4286 * config/i386/i386.c (print_operand): Add 'H'.
4287 (ix86_fixup_binary_operands): Split out from ...
4288 (ix86_expand_binary_operator): ... here.
4289 (ix86_fixup_binary_operands_no_copy): New.
4290 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4291 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4292 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4293 (safe_vector_operand): Use CONST0_RTX.
4294 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4295 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4296 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4297 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4299 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4300 (IX86_BUILTIN_CMPNGESS): New.
4301 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4302 (attr type): Add sselog1.
4303 (attr unit, attr memory): Handle it.
4304 (movti, movti_internal, movti_rex64): Move near other integer moves.
4305 (movtf, movtf_internal): Move near other fp moves.
4306 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4307 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4308 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4309 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4310 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4311 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4312 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4313 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4314 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4315 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4316 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4317 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4318 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4319 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4320 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4321 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4322 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4323 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4324 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4325 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4326 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4327 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4328 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4329 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4330 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4331 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4332 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4333 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4334 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4335 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4336 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4337 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4338 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4339 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4340 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4341 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4342 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4343 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4344 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4345 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4346 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4347 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4348 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4349 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4351 (SSEPUSH, push<SSEPUSH>): Remove.
4352 (MMXPUSH, push<MMXPUSH>): Remove.
4353 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4354 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4355 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4356 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4357 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4358 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4359 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4360 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4361 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4362 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4363 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4364 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4365 (ppro_sse_log_V4SF): Handle sselog1.
4366 * config/i386/predicates.md (const_0_to_1_operand): New.
4367 (const_0_to_255_mul_8_operand): New.
4368 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4369 (const_2_to_3_operand, const_4_to_7_operand): New.
4370 * config/i386/sse.md: New file.
4371 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4372 (sse_movups): Rename from sse_movups_1.
4373 (sse_loadlss): Rename from sse_loadss_1.
4374 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4376 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4377 (absv4sf2, negv2df, absv2df): New.
4378 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4379 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4380 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4381 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4382 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4383 (sse3_addsubv4sf3): Model correctly.
4384 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4385 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4386 (sse_movhlps): Model with vec_select+vec_concat.
4387 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4388 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4389 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4390 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4391 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4392 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4393 sse2_pshufhw_1): Likewise.
4394 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4395 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4396 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4397 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4398 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4399 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4400 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4401 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4402 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4403 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4404 sminv8hi3): Mark commutative
4405 operands. Use ix86_binary_operator_ok.
4406 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4407 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4408 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4409 sse2_punpcklqdq): Allow operand2 in memory.
4410 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4411 sse2_movsd): Add memory alternatives.
4412 (sse_storelps): Turn expander into an insn; split after reload.
4413 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4414 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4416 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4418 * configure.ac (DWARF-2 debug_line): Use objdump.
4419 * configure: Regenerate.
4421 2005-01-08 Jeff Law <law@redhat.com>
4422 Diego Novillo <dnovillo@redhat.com>
4424 PR tree-optimization/18241
4425 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4426 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4427 statements with volatile operands.
4428 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4429 operands after marking a statement with has_volatile_ops.
4431 2005-01-08 Roger Sayle <roger@eyesopen.com>
4433 * tree.c (int_fits_type_p): Always honor integer constant
4434 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4436 2005-01-08 Roger Sayle <roger@eyesopen.com>
4438 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4439 the latent bug in rtl_delete_block has been resolved.
4441 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4443 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4444 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4446 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4448 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4449 library as @multilib_dir@/$(SHLIB_SONAME).
4451 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4453 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4454 * configure: Regenerate.
4456 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4458 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4461 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4464 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4465 Convert non-word aligned offset address using ld/std into
4468 2005-01-07 Richard Henderson <rth@redhat.com>
4470 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4472 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4474 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4476 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4478 PR tree-optimization/19283
4479 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4480 is not shorter than the original type.
4482 PR rtl-optimization/19012
4483 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4485 PR rtl-optimization/18861
4486 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4487 (FULL_STATE): Define.
4488 (mark_tablejump_edge): New function.
4489 (purge_dead_tablejump_edges): New function.
4490 (find_bb_boundaries): Use it.
4492 PR tree-optimization/18828
4493 * builtins.c (expand_builtin_next_arg): Remove argument and all
4494 the argument checking.
4495 (expand_builtin): Adjust caller.
4496 (expand_builtin_va_start): Likewise. Remove error for too many
4498 (fold_builtin_next_arg): Issue error for too many arguments.
4499 After checking arguments, replace them with magic arguments that
4500 prevent further checking of the args.
4502 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4504 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4506 2005-01-06 Roger Sayle <roger@eyesopen.com>
4509 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4510 and %{.S:...} (and their negative variants) to test whether the
4511 input file is assembler or pre-processed-assembler independent of
4512 the actual filename extension.
4514 2005-01-06 Roger Sayle <roger@eyesopen.com>
4516 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4517 of sign or zero extended values.
4519 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4521 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4522 for IBM long double format correctly.
4524 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4526 Fix PR tree-optimization/18792
4528 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4529 to first_loop_depth, and use loop depth instead of loop number.
4530 (build_classic_dir_vector): Ditto.
4531 (compute_data_dependences_for_loop): Use depth, not loop number.
4532 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4533 number. Pass in loops, instead of loop numbers.
4534 (gather_interchange_stats): Ditto.
4535 (linear_transform_loops): Ditto.
4537 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4540 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4541 biv_fits_mode_p, extension_within_bounds_p): New functions.
4542 (check_ext_dependent_givs): Use them.
4544 2005-01-06 Roger Sayle <roger@eyesopen.com>
4546 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4547 more than one barrier, in which case we should delete them all.
4549 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4551 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4553 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4555 Fix PR middle-end/19286
4557 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4558 output this subprogram, simply ignore this attempt to do it again.
4559 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4560 origin attribute if it's not possible.
4561 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4562 (decls_for_scope): Ditto.
4563 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4564 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4566 2005-01-05 Richard Henderson <rth@redhat.com>
4569 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4570 (bdesc_2arg): Use it.
4571 (ix86_expand_binop_builtin): Force operands into registers
4573 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4574 ix86_expand_sse_compare, ix86_expand_sse_comi,
4575 ix86_expand_builtin): Likewise.
4577 2005-01-05 Richard Henderson <rth@redhat.com>
4579 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4581 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4582 (mulv4hi3): Set itanium_class mmmul.
4583 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4584 (fpack): Rename from fpack_sfsf.
4586 2005-01-05 Richard Henderson <rth@redhat.com>
4589 * reload1.c (do_input_reload): Restrict the optimization deleteing
4590 a previous output reload to RELOAD_FOR_INPUT.
4592 2005-01-05 Steven Bosscher <stevenb@suse.de>
4594 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4595 comment that we fall through after case.
4596 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4597 (distribute_links): Likewise.
4598 * cse.c (cse_insn): Likewise.
4599 * cselib.c (cselib_invalidate_mem): Likewise.
4600 * df.c: Update comments at the top of the file.
4601 (read_modify_subreg_p): Update comments here too.
4602 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4603 * flow.c (mark_set_1): Likewise.
4604 (mark_used_regs): Likewise.
4605 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4606 (canon_list_insert): Likewise.
4607 (mark_set): Likewise.
4608 (try_replace_reg): Likewise.
4609 (store_killed_in_insn): Likewise.
4610 * loop.c (count_one_set): Likewise.
4611 (basic_induction_var): Likewise.
4612 * postreload-gcse.c (find_mem_conflicts): Likewise.
4613 * postreload.c (reload_combine_note_store): Likewise.
4614 (move2add_note_store): Likewise.
4615 * reload.c (find_equiv_reg): Likewise.
4616 (mark_referenced_resources): Likewise.
4617 * rtlanal.c (set_noop_p): Likewise.
4618 (note_stores): Likewise.
4619 (note_uses): Likewise.
4620 * sched-deps.c (sched_analyze_1): Likewise.
4621 * sched-rgn.c (check_live_1): Likewise.
4622 (update_live_1): Likewise.
4623 * config/i860/i860.c: Likewise.
4625 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4627 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4629 * doc/rtl.texi: Update documentation for bit-fields and SET.
4631 2005-01-05 Roger Sayle <roger@eyesopen.com>
4633 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4635 2005-01-05 Jan Hubicka <jh@suse.cz>
4636 Richard Henderson <rth@redhat.com>
4639 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4642 2005-01-05 Richard Henderson <rth@redhat.com>
4645 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4646 (sse_shufps): Change operand 3 to const_int_operand.
4647 (sse2_storelps): Fix typo in template.
4648 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4649 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4650 (ix86_expand_builtin): Likewise.
4652 2005-01-05 Julian Brown <julian@codesourcery.com>
4654 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4655 as aggregates for AAPCS ABIs.
4657 2005-01-05 Stan Shebs <shebs@apple.com>
4659 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4660 Mach-O getters if ppc64.
4661 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4663 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4664 signed four-byte field for global code case.
4665 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4667 2005-01-05 Roger Sayle <roger@eyesopen.com>
4670 * c-common.c: Include real.h.
4671 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4672 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4673 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4674 * Makefile.in (c-common.o): Update dependencies.
4676 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4678 * c-parse.in (asm_string): Add trailing semicolon.
4680 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4682 * c-parse.in (asm_string): New. Don't allow wide strings in
4684 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4685 asm_string instead of STRING.
4687 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4689 * c-typeck.c (constructor_no_implicit): Remove.
4690 (set_designator, process_init_element): Don't check
4691 constructor_no_implicit.
4693 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4694 Kaz Kojima <kkojima@gcc.gnu.org>
4697 * lcm.c (create_pre_exit): New.
4698 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4699 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4701 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4703 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4704 -msoft-float in target_float_switch.
4705 * arm.c (arm_override_options): Fix processing of target_float_switch.
4707 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4709 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4712 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4714 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4715 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4717 2005-01-04 Roger Sayle <roger@eyesopen.com>
4719 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4720 if deleting the then-block allows the test-block to fallthru to the
4723 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4726 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4727 after the full declaration if the are in two different TUs.
4729 2005-01-04 Richard Henderson <rth@redhat.com>
4732 * tree-sra.c (generate_one_element_init): Just
4733 call gimplify_and_add.
4734 (generate_element_init): Record the
4735 new referenced variables and mark them for renaming
4736 and split out to ...
4737 (generate_element_init_1): This.
4738 (scalarize_init): Don't call push_gimplify_context/
4739 pop_gimplify_context.
4741 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4743 * toplev.c (get_src_pwd): Handle failure of getpwd().
4745 2005-01-04 Roger Sayle <roger@eyesopen.com>
4747 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4749 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4750 all the cases handled by it are inverted by invert_truthvalue.
4752 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4754 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4755 (save_register_windowsi): Likewise.
4757 2005-01-04 Richard Henderson <rth@redhat.com>
4759 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4761 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4764 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4765 any simplifications of vector mode comparison operators.
4766 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4768 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4769 Devang Patel <dpatel@apple.com>
4771 PR tree-optimization/18308
4772 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4773 the operands before creating a new expression.
4774 * dojump.c (do_jump): Make drop_through_label available
4775 for all cases. Add expansion of COND_EXPR.
4777 2005-01-04 Ira Rosen <irar@il.ibm.com>
4779 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4780 INTEGER_CST instead of TREE_CONSTANT.
4781 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4782 instead of TREE_CONSTANT.
4783 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4784 instead of TREE_CONSTANT.
4786 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4788 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4790 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4793 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4794 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4796 2005-01-03 Richard Henderson <rth@redhat.com>
4798 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4799 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4800 fold_convert_const_real_from_real): Split out from ...
4801 (fold_convert_const): ... here.
4803 2005-01-03 Richard Henderson <rth@redhat.com>
4806 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4807 (mov<MMXMODEI>_internal): Likewise.
4808 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4809 Add V2SF case; use it for SSE1; don't use TI.
4810 (movdf_integer): Likewise.
4811 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4813 2005-01-03 Ira Rosen <irar@il.ibm.com>
4815 * tree-vectorizer.c (vect_strip_conversions): New function.
4816 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4817 check for binary class.
4819 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4823 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4825 * gimple-low.c (mark_blocks_with_used_vars): New function.
4826 (mark_blocks_with_used_subblocks): Ditto.
4827 (mark_used_blocks): Ditto.
4828 (pass_mark_used_blocks): New pass.
4829 * tree-inline.c: Include debug.h.
4830 (expand_call_inline): Call outlining_inline_function here.
4831 * tree-optimize.c (init_tree_optimization_passes): Add
4832 pass_mark_used_blocks.
4833 * tree-pass.h (pass_mark_used_blocks): New.
4834 * Makefile.in (tree-inline.o): Add debug.h dependency.
4836 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4838 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4839 VAR_DECLs to have weak_import attribute.
4841 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4844 2004-01-03 Steven Bosscher <stevenb@suse.de>
4846 * passes.c (rest_of_compilation): Don't run regmove if only
4847 flag_expensive_optimizations, require flag_regmove instead.
4849 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4851 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4853 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4854 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4855 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4856 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4858 2005-01-03 Richard Henderson <rth@redhat.com>
4860 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4861 (ia64_const_ok_for_letter_p): New.
4862 (ia64_const_double_ok_for_letter_p): New.
4863 (ia64_extra_constraint): New.
4864 (ia64_expand_vecint_compare): New.
4865 (ia64_expand_vcondu_v2si): New.
4866 (ia64_expand_vecint_cmov): New.
4867 (ia64_expand_vecint_minmax): New.
4868 (ia64_print_operand): Add 'v'.
4869 (ia64_preferred_reload_class): New.
4870 (ia64_vector_mode_supported_p): New.
4871 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4872 (PREFERRED_RELOAD_CLASS): Move to function.
4873 (CONST_OK_FOR_LETTER_P): Move to function.
4874 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4875 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4876 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4877 (EXTRA_CONSTRAINT): Move to function.
4878 * config/ia64/ia64.md: Include vect.md.
4879 (itanium_class): Add mmalua.
4881 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4883 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4884 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4886 (const_int_2bit_operand): New.
4887 (fr_reg_or_0_operand): New.
4888 * config/ia64/ia64-modes.def: Add vector modes.
4889 * config/ia64/ia64-protos.h: Update.
4890 * config/ia64/vect.md: New file.
4892 2005-01-03 Richard Henderson <rth@redhat.com>
4894 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4896 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4899 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4901 (log1pdf2): Change mode of operands[0,1] to DFmode.
4903 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4905 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4906 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4907 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4908 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4909 SPARC_RELAXED_ORDERING.
4911 2005-01-03 Richard Henderson <rth@redhat.com>
4912 Uros Bizjak <uros@kss-loka.si>
4915 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4916 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4917 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4919 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4920 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4921 const_pow2_1_to_128_operand): New predicates.
4923 2005-01-02 Greg McGary <greg@mcgary.org>
4925 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4927 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4928 object. [ptr_type]: Remove unused variable.
4929 Remember nearest addressable array-element or record-component
4930 when checking bitfield components. Tolerate empty BIND_EXPR.
4932 2005-01-01 Richard Henderson <rth@redhat.com>
4934 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4935 that don't narrow the value. Fail for other conversions.
4937 2005-01-01 Richard Henderson <rth@redhat.com>
4940 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4941 * c-lang.c (finish_file): Don't do it here.
4942 * objc/objc-act.c (objc_finish_file): Likewise.
4944 * cgraph.c (decl_assembler_name_equal): New.
4945 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4946 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4947 * cgraph.h (struct cgraph_varpool_node): Add next.
4948 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4949 * varasm.c (assemble_alias): Mark the target as needed.
4951 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4954 * function.c (get_arg_pointer_save_area): Use entry_of_function
4955 instead of get_insns.
4957 2005-01-01 Roger Sayle <roger@eyesopen.com>
4958 Andrew Pinski <pinskia@physics.uc.edu>
4959 James E. Wilson <wilson@specifixinc.com>
4961 PR rtl-optimization/12092
4962 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4965 2005-01-01 Roger Sayle <roger@eyesopen.com>
4966 Olivier Hainque <hainque@act-europe.fr>
4968 * tree.c (int_fits_type_p): A narrower type always fits in a
4969 wider one, except for negative values into unsigned types.
4971 2005-01-01 Roger Sayle <roger@eyesopen.com>
4973 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4974 with the original constant rather than require TREE_OVERFLOW.
4976 2005-01-01 Steven Bosscher <stevenb@suse.de>
4979 * c-decl.c (finish_function): If compiling C99, annotate the
4980 compiler generated return with the current file name and line 0.
4981 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4982 the source line is greater than 0.
4983 (remove_bb): Likewise.
4985 See ChangeLog.12 for earlier changes.