1 2005-02-24 Richard Henderson <rth@redhat.com>
4 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5 (fold_builtin_1): Call them.
6 * fold-const.c (fold_complex_mult_parts): Split out from ...
7 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8 (fold_complex_div_parts, fold_complex_div): New.
10 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15 VIEW_CONVERT_EXPR is_gimple_min_invariant.
17 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
18 (print_node): Likewise.
19 Print TYPE_SIZES_GIMPLIFIED.
21 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
23 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
24 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
25 operands as commutative in constraints.
27 2005-02-24 Diego Novillo <dnovillo@redhat.com>
29 * tree-into-ssa.c: Re-organize internal functions.
31 2005-02-24 Richard Henderson <rth@redhat.com>
34 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
36 * common.opt (fcx-limited-range): New.
37 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
38 * toplev.c (flag_complex_method): Initialize to 1.
39 (process_options): Set flag_complex_method to 0 if
40 flag_cx_limited_range.
41 * doc/invoke.texi (-fcx-limited-range): New.
43 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
45 * cse.c (delete_trivially_dead_insns): Speed up by using
46 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
49 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
51 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
52 functions when -mid-shared-library is being used.
54 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
56 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
57 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
58 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
59 * system.h: Poison LINK_LIBGCC_SPECIAL.
61 2005-02-23 James E Wilson <wilson@specifixinc.com>
63 * gengtype.c (note_insn_name): Make 1 element larger.
65 2005-02-23 Roger Sayle <roger@eyesopen.com>
68 PR rtl-optimization/20097
69 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
70 BImode SUBREGs of SImode registers which confuse the ia64 backend.
72 2005-02-23 David Edelsohn <edelsohn@gnu.org>
74 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
75 * t-aix52 (SHLIB_INSTALL): Same.
77 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
79 * genpreds.c: Update copyright.
81 2005-02-23 Michael Beach <michaelb@ieee.org>
84 * config/sparc/t-elf (startup files): Assemble with CPP.
86 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
88 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
89 (write_predicate_expr): Likewise.
91 2005-02-22 Diego Novillo <dnovillo@redhat.com>
93 PR tree-optimization/20100
94 PR tree-optimization/20115
95 * tree-optimize.c (init_tree_optimization_passes): Remove
96 pass_maybe_create_global_var.
97 * tree-pass.h (pass_maybe_create_global_var): Remove.
98 * tree-ssa-alias.c (aliases_computed_p): Declare.
99 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
100 (count_calls_and_maybe_create_global_var): Remove.
101 (pass_maybe_create_global_var): Remove.
102 (init_alias_info): Do not declare aliases_computed_p.
103 (maybe_create_global_var): If the function contains no
104 call-clobbered variables and a mix of pure/const and regular
105 function calls, create .GLOBAL_VAR.
106 Mark all call-clobbered variables for renaming.
107 (merge_pointed_to_info): Update comment.
108 (add_pointed_to_var): Likewise.
109 (is_escape_site): Likewise.
110 Accept struct alias_info * instead of size_t *.
112 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
114 * tree-ssa-operands.c (get_call_expr_operands): If
115 ALIASES_COMPUTED_P is false, do not add call-clobbering
117 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
118 (delete_tree_ssa): Likewise.
120 2005-02-22 James E Wilson <wilson@specifixinc.com>
122 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
123 (do_compile): Do call it here.
125 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
127 PR rtl-optimization/20017.
128 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
129 rest_of_handle_cse2, rest_of_handle_gcse): Call
130 delete_dead_jumptables immediately before calling cleanup_cfg.
132 2005-02-22 Devang Patel <dpatel@apple.com>
135 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
138 2005-02-22 David Edelsohn <edelsohn@gnu.org>
140 * config/rs6000/aix.h (WINT_TYPE): Define.
142 2005-02-22 Stan Shebs <shebs@apple.com>
144 * config/rs6000/rs6000.c (rs6000_override_options): Default to
145 natural alignment for 64-bit Darwin.
146 (rs6000_parse_alignment_option): Warn about uses of -malign-power
148 * doc/invoke.texi: Document this.
150 2005-02-22 DJ Delorie <dj@redhat.com>
152 * c-common.c (c_common_type_for_mode): Pass the mode's precision
153 to make_[un]signed_type, not the mode itself.
155 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
157 * cfg.c (cached_make_edge): Call make_edge if edge cache is
158 not available. Use tail calls wherever possible.
159 (make_edge): Call unchecked_make_edge to create an edge.
161 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
162 (coalesce_ssa_name): Don't check for
163 SSANORM_USE_COALESCE_LIST.
164 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
166 2005-02-22 Diego Novillo <dnovillo@redhat.com>
168 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
169 (rewrite_into_ssa): ... here.
171 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
173 PR tree-optimization/19786
174 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
175 tag to another's may-alias bitmap when adding to the other's list.
177 2005-02-21 DJ Delorie <dj@redhat.com>
179 * tree-ssa-loop-ivopts.c (computation_cost): Start register
180 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
181 registers in unsupported ways.
182 * expmed.c (init_expmed): Likewise.
184 2005-02-21 Stan Cox <scox@redhat.com>
186 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
188 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
190 * tree-cfg.c (fold_cond_expr_cond): New.
191 (make_edges): Call fold_cond_expr_cond.
192 (find_taken_edge): Accept nothing but INTEGER_CST.
193 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
195 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
197 * flow.c (delete_dead_jumptables): Speed up by scanning insns
198 that do not belong to any basic block.
200 2005-02-21 Jeff Law <law@redhat.com>
202 * cfganal.c (find_unreachable_blocks): Manually CSE load of
205 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
207 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
208 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
209 Adjust their definitions.
210 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
211 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
213 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
214 genautomata.c, langhooks.c, langhooks.h, system.h,
215 config/arm/lib1funcs.asm: Update copyright.
217 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
219 * dbxout.c (dbxout_function_end): Emit Lscope label always.
221 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
224 * doc/install.texi: Document --with-gc.
226 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
228 * simplify-rtx.c (simplify_unary_operation): Add a missing
231 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
233 PR tree-optimization/18663
234 * tree-ssa-dom.c (extract_range_from_cond): Return 0
235 if the type has variable bounds.
237 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
239 * gcse.c: Remove an obsolete comment.
241 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
243 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
245 * doc/extend.texi (Function Attributes) <Attribute const>: The
246 attribute "pure" is below this text, not above.
248 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
250 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
251 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
252 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
254 2005-02-20 Zack Weinberg <zack@codesourcery.com>
257 * langhooks.h (struct lang_hooks): Add to_target_charset.
258 * langhooks.c (lhd_to_target_charset): New function.
259 * langhooks-def.h: Declare lhd_to_target_charset.
260 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
261 (LANG_HOOKS_INITIALIZER): Update.
262 * c-common.c (c_common_to_target_charset): New function.
263 * c-common.h: Declare it.
264 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
265 c_common_to_target_charset.
267 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
268 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
270 * system.h: Poison them.
271 * doc/tm.texi: Don't discuss them.
272 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
273 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
274 (pp_c_char): Do not attempt to generate letter escapes for
276 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
277 * config/mips/mips.c (mips_output_ascii): Likewise.
279 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
281 PR tree-optimization/19951
282 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
285 2005-02-19 Steven Bosscher <stevenb@suse.de>
288 * function.h (struct function): New field `max_loop_depth'.
289 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
290 (flow_loops_find): Reset the max loop depth count before finding loops.
291 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
292 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
293 (calculate_global_regs_live): Make sure the loop will terminate
294 when the initial sets are not empty.
296 2005-02-19 Zack Weinberg <zack@codesourcery.com>
298 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
300 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
302 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
305 * doc/invoke.texi: Remove documentation of %M spec.
307 (init_spec): Remove %M suffix from -lgcc_s.
308 (do_spec_1): Remove 'M' case.
309 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
310 to put shared libraries in the multilib directory. Remove the
311 shlib_so_soname substitution variable. Don't add a multilib encoding
312 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
313 reported by -print-multi-os-directory. Pass @multilib_dir@ to
314 SHLIB_INSTALL as well as SHLIB_LINK.
315 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
316 (SHLIB_NAME): Delete.
317 (SHLIB_DIR): New macro.
318 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
319 (SHLIB_INSTALL): Adjust accordingly.
320 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
321 * config/t-slibgcc-sld: Likewise.
322 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
323 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
324 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
326 (SHLIBUNWIND_INSTALL): Adjust accordingly.
327 * config/i386/t-nwld (SHLIB_SONAME): Delete.
328 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
329 Use @shlib_base_name@ instead of @shlib_so_name@.
330 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
331 and @shlib_base_name@.so in @multilib_dir@.
332 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
334 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
335 (SHLIB_LINK): Remove previous workaround.
336 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
337 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
338 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
340 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
341 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
342 (SHLIB_INSTALL): Adjust accordingly.
343 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
344 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
345 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
346 config/t-slibgcc-elf-ver.
348 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
349 Jakub Jelinek <jakub@redhat.com>
351 PR tree-optimization/19828
352 * tree-ssa-loop-im.c: Add a TODO comment.
353 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
354 without side-effects.
356 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
358 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
361 2005-02-18 James E. Wilson <wilson@specifixinc.com>
363 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
364 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
365 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
367 (ia64_reorg): Delete fixup_errata call.
368 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
369 (TARGET_SWITCHES): Delete -mb-step entry.
371 2005-02-19 Jakub Jelinek <jakub@redhat.com>
374 * c-typeck.c (composite_type): Handle quals in transparent unions.
375 (type_lists_compatible_p): Likewise.
377 2005-02-18 Stan Shebs <shebs@apple.com>
379 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
380 expressions in the .literal8 section.
382 2005-02-18 Geoffrey Keating <geoffk@apple.com>
384 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
386 2005-02-18 Roger Sayle <roger@eyesopen.com>
388 * fold-const.c (constant_boolean_node): Always create values of the
389 specified type, don't bother calling truthvalue_conversion.
391 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
393 * except.c (output_function_exception_table): Call
394 assemble_external_libcall (eh_personality_libfunc).
396 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
399 * config/ia64/ia64.h (struct machine_function): Add state_num.
400 * config/ia64/ia64.c (process_epilogue,
401 process_for_unwind_directive): Use new unwind state numbers each
402 time rather than state 1.
404 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
407 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
408 before the "*llgt_didi" pattern.
410 2005-02-18 Jason Merrill <jason@redhat.com>
412 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
414 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
416 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
417 (div0): Use it in place of ARM_FUNC_ALIAS.
418 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
420 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
423 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
424 access, the lower bound of the array type if it exists.
426 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
429 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
430 cases that are out-of-range for the index type.
432 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
434 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
435 (estimate_case_costs): Don't call convert.
436 * expmed.c (expand_shift): Likewise.
437 (make_tree): Call fold_convert instead of convert.
439 2005-02-18 Jakub Jelinek <jakub@redhat.com>
442 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
443 that ref to be marked MEM_READONLY_P doesn't have base that needs
446 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
448 * genautomata.c (output_get_cpu_unit_code_func,
449 output_cpu_unit_reservation_p): Don't generate old-style function
452 2005-02-18 Jakub Jelinek <jakub@redhat.com>
455 PR tree-optimization/20009
456 * convert.c (convert_to_integer): Revert 2005-02-16 change.
458 PR tree-optimization/18947
459 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
460 inline, remove all nodes that are inlined into the extern inline
463 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
465 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
466 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
467 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
468 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
471 2005-02-17 Roger Sayle <roger@eyesopen.com>
473 PR tree-optimization/19917
474 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
475 to be potentially trapping.
477 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
479 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
481 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
483 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
484 tem becomes a local variable which is set to the value of the
485 back end defined INITIAL_FRAME_ADDRESS macro.
486 (expand_builtin_frame_address): Omit the base parameter to
487 expand_builtin_return_addr.
488 (expand_builtin_profile_func): Likewise.
489 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
490 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
491 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
493 2005-02-17 Jakub Jelinek <jakub@redhat.com>
495 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
496 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
497 * config/frv/frv.c (frv_function_epilogue): Likewise.
499 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
501 * lambda-code (perfect_nestify): Remove mark/unmark
503 * tree-loop-linear.c (linear_transform_loops): Add
504 rewrite_into_ssa call so that ssa is correct for
505 rewriting into loop closed.
507 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
509 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
510 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
512 * bt-load.c (btr_def_live_range, combine_btr_defs,
513 migrate_btr_def, migrate_btr_defs): Likewise.
514 * cfgcleanup.c (thread_jump): Likewise.
515 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
516 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
517 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
518 df_rd_local_compute, df_reg_info_compute): Likewise.
519 * dominance.c (init_dom_info, free_dom_info): Likewise.
520 * flow.c (init_propagate_block_info,
521 free_propagate_block_info): Likewise.
522 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
523 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
524 modify_reg_pav): Likewise.
525 * loop-invariant.c (find_defs, find_invariant_insn,
526 find_invariants, free_inv_motion_data): Likewise.
527 * predict.c (tree_predict_by_opcode,
528 estimate_bb_frequencies): Likewise.
529 * stmt.c (expand_case): Likewise.
530 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
531 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
532 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
533 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
534 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
535 rewrite_ssa_into_ssa): Likewise.
536 * tree-optimize.c (tree_rest_of_compilation): Likewise.
537 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
538 analyze_edges_for_bb, perform_edge_inserts): Likewise.
539 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
540 * tree-sra.c (tree_sra): Likewise.
541 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
542 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
543 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
544 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
545 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
546 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
548 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
549 calculate_live_on_entry, calculate_live_on_exit,
550 build_tree_conflict_graph): Likewise.
551 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
552 record_important_candidates, set_use_iv_cost, find_depends,
553 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
554 tree_ssa_iv_optimize_finalize): Likewise.
555 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
556 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
557 tree_duplicate_loop_to_header_edge): Likewise.
558 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
559 * tree-ssa.c (verify_flow_insensitive_alias_info,
560 verify_name_tags, verify_ssa, init_tree_ssa,
561 delete_tree_ssa): Likewise.
562 * tree-ssanames.c (marked_ssa_names, init_ssanames,
563 fini_ssanames): Likewise.
564 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
566 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
568 * config/rs6000/t-rtems: Completely reworked.
570 2005-02-17 Ira Rosen <irar@il.ibm.com>
572 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
574 2005-02-17 Ira Rosen <irar@il.ibm.com>
576 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
577 POINTER_TYPE_P when checking that type is a pointer.
578 (vect_get_memtag): Remove.
579 (vect_address_analysis): Use POINTER_TYPE_P. Call
580 vect_object_analysis with dummy parameter for memtag.
581 (vect_object_analysis): Extract memtag (functionality that
582 used to be in vect_get_memtag and moved here). Fix printings.
583 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
584 with correct parameters. Remove call to vect_get_memtag.
586 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
588 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
589 (tree-vectorizer.o): Added missing dependencies.
591 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
593 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
594 declaration in tree-vectorizer.c, now has an extern declaration in
596 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
597 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
598 get_vectype_for_scalar_type, vect_is_simple_use,
599 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
600 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
601 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
602 vectorizable_store, vectorizable_operation, vectorizable_assignment,
603 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
604 find_loop_location): Likewise.
606 * tree-vectorizer.c (langhooks.h): #include removed.
607 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
608 moved to tree-vectorized.h.
609 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
610 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
611 get_vectype_for_scalar_type, vect_is_simple_use,
612 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
613 vect_supportable_dr_alignment, new_loop_vec_info,
614 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
615 vect_set_verbosity_level, find_loop_location): Likewise.
617 (vect_analyze_loop): Function externalized. Declaration moved to
618 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
619 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
620 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
621 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
622 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
623 vect_enhance_data_refs_alignment, vect_analyze_operations,
624 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
625 vect_stmt_relevant_p, vect_get_loop_niters,
626 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
627 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
628 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
629 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
630 vect_get_memtag): Likewise.
632 (vectorizable_load): Function externalized. Declaration moved to
633 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
634 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
635 vect_transform_loop): Likewise.
636 (vect_transform_stmt): Moved to tree-vect-transform.c.
637 (vect_align_data_ref, vect_create_destination_var,
638 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
639 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
640 vect_get_vec_def_for_operand, vect_init_vector,
641 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
642 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
643 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
644 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
645 vect_do_peeling_for_loop_bound): Likewise.
647 * tree-vect-analyze.c: New file.
648 * tree-vect-transform.c: New file.
650 2005-02-17 Jason Merrill <jason@redhat.com>
652 PR mudflap/19319, c++/19317
653 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
656 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
658 * doc/install.texi (Specific): Update link for Darwin-specific
661 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
663 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
664 constant_boolean_node.
666 2005-02-16 David Edelsohn <edelsohn@gnu.org>
669 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
670 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
672 2005-02-16 Richard Henderson <rth@redhat.com>
675 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
677 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
678 replace uses with Wtype_MAXp1_F.
679 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
680 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
681 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
682 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
683 and HAVE_TFMODE as appropriate.
684 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
685 (__floatdisf): Likewise.
686 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
687 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
688 (Wtype_MAXp1_F): New.
689 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
690 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
692 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
695 * arm.c (arm_apply_result_size): New function.
696 * arm.h (APPLY_RESULT_SIZE): Define.
697 * arm-protos.h (arm_apply_result_size): Add prototype.
698 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
700 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
701 (call_value_symbol): Remove predicate for operand 0.
702 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
703 (untyped_call): Rework to correclty return values for any type.
704 (untyped_return): New expand.
705 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
707 2005-02-16 Stan Shebs <shebs@apple.com>
709 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
710 * config/rs6000/t-darwin8: New, for 64-bit multilib.
712 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
714 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
715 configure settings on Solaris 7 and later.
717 2005-02-16 Diego Novillo <dnovillo@redhat.com>
719 PR tree-optimization/19865
720 * tree-optimize.c (init_tree_optimization_passes): Run
721 pass_may_alias after pass_sra.
723 2005-02-16 Richard Henderson <rth@redhat.com>
724 Stuart Hastings <stuart@apple.com>
727 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
728 Do nothing if debug info suppressed for this function.
729 (dbxout_begin_function): Early exit if debug info suppressed for
732 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
735 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
737 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
739 PR tree-optimization/19967
740 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
741 expand_builtin_strchr, expand_builtin_strrchr): Take a new
742 argument TYPE. Adjust calls to fold_builtin_XXX.
743 (expand_builtin, fold_builtin_1): Adjust calls to
745 (fold_builtin_strchr, fold_builtin_strpbrk,
746 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
747 result to a requested type TYPE.
749 2005-02-16 Jakub Jelinek <jakub@redhat.com>
752 * fold-const.c (fold): Don't optimize (T)(x & cst) to
753 (T)x & (T)cst if (T)cst overflows.
754 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
755 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
757 2005-02-15 Jeff Law <law@redhat.com>
759 * gcse.c (blocks_with_calls): New bitmap.
760 (alloc_gcse_mem): Allocate it.
761 (free_gcse_mem): Free it.
762 (clear_modifY_mem_tables): Clear it.
763 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
764 when we encounter CALL_INSNs.
765 (compute_transp, case MEM): Handle blocks with calls separate
766 from blocks without calls. Use bitmap iterators rather than
769 2005-02-15 Peter O'Gorman <peter@pogma.com>
772 * mklibgcc.in (vis_hide): Use a temporary object file, not
775 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
778 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
781 2005-02-15 David Edelsohn <edelsohn@gnu.org>
782 Alan Modra <amodra@bigpond.net.au>
785 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
786 (_xlqsub): Rename to __gcc_qsub.
787 (_xlqmul): Rename to __gcc_qmul.
788 (_xlqdiv): Rename to __gcc_qdiv.
789 Provide versioned symbol aliases with old names.
790 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
791 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
792 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
793 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
794 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
796 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
798 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
799 Fold ~(A - 1) and ~(A + -1) to -A.
801 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
805 * config/host-linux.c (linux_gt_pch_use_address): Copy from
806 config/pa/pa-host.c:pa_gt_pch_use_address.
808 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
810 * tree-vn.c (get_value_handle): Make sure that given an
811 is_gimple_min_invariant expression, we always return it.
813 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
815 * passes.c (rest_of_handle_gcse): Fix a comment.
817 2005-02-15 Jeff Law <law@redhat.com>
819 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
821 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
822 (canon_list_insert, record_last_mem_set_info): Similarly.
823 (clear_modify_mem_tables): Similarly.
825 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
827 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
828 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
829 config/mips/mips.md, config/rs6000/aix.h,
830 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
832 2005-02-15 Richard Henderson <rth@redhat.com>
834 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
835 call to be best_edge.
837 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
839 * basic-block.h: Adjust the prototype for find_basic_blocks.
840 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
841 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
844 * flow.c (recompute_reg_usage): Remove all arguments.
845 * passes.c (rest_of_compilation): Adjust the call to
847 * rtl.h: Adjust the prototype for recompute_reg_usage.
849 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
851 * tree-dump.c (dump_files): Update to reflect new member
853 (dump_register): Add new argument.
855 (dump_switch_p_1): Check against glob name if doglob was passed.
856 (dump_switch_p): Check against regular first, then glob if
857 we didn't have any hits on the dump name.
858 * tree-optimize.c (register_one_dump_file):
859 Pass in glob name as well.
860 * tree-pass.h (struct dump_file_info): Add glob
863 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
865 PR preprocessor/16323
866 * doc/invoke.texi: Document that -Wendif-labels is on by default.
868 2005-02-14 David Edelsohn <edelsohn@gnu.org>
871 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
872 (trunctfdf2_internal1): New.
873 (trunctfdf2_internal2): Renamed from trunctfdf2.
875 2005-02-14 Diego Novillo <dnovillo@redhat.com>
877 PR tree-optimization/19853
878 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
880 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
882 * passes.c (rest_of_handle_loop_optimize): Remove calls to
883 delete_dead_jumptables and cleanup_cfg.
885 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
887 * reload.c (find_reloads): Swap address_reloaded flags when
888 swapping commutative operands.
890 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
892 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
893 Use standard_iv_increment_position for computing the bsi position
895 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
898 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
901 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
902 life range of hard registers.
903 * value-prof.c (insn_prefetch_values_to_profile): Only
906 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
909 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
911 * bitmap.h (bitmap_and_compl_into): Return bool.
912 * bitmap.c (bitmap_and_compl_into): Return changed flag.
914 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
916 PR tree-optimization/19944
917 * fold-const.c (fold): Re-add ABS_EXPR folding.
919 2005-02-13 David Edelsohn <edelsohn@gnu.org>
922 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
923 {TARGET,MASK}_XL_COMPAT.
924 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
926 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
927 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
929 (rs6000_arg_partial_bytes): Same.
930 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
931 and XL compatibility enabled.
932 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
933 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
934 test to final condition.
935 (cmptf_internal2): New.
936 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
937 xl-compat. Add TFmode information to description.
939 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
941 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
943 2005-02-13 Jason Merrill <jason@redhat.com>
946 * fold-const.c (fold_indirect_ref_1): Split out from...
947 (build_fold_indirect_ref): Here.
948 (fold_indirect_ref): New fn.
949 * tree.h: Declare it.
950 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
951 (gimplify_modify_expr_rhs): Likewise.
952 (gimplify_expr): Likewise.
954 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
956 PR tree-optimization/14303
957 PR tree-optimization/15784
958 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
959 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
960 ABS_EXPR<x> != 0 to x != 0.
962 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
964 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
965 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
966 spelling conventions.
968 * passes.c (rest_of_handle_gcse): Don't run cse_main and
969 delete_trivially_dead_insns too many times.
971 * passes.c (rest_of_handle_gcse): Remove dead assignments to
974 2005-02-12 Ira Rosen <irar@il.ibm.com>
976 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
977 (vect_is_simple_iv_evolution): Remove redundant parameter
979 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
980 without last parameter.
981 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
982 Return pointer step. Call vect_is_simple_iv_evolution without
983 last parameter. Check only that the step is multiple of size
984 type. Remove stmt_vinfo updates.
985 (vect_get_memtag_and_dr): Remove.
986 (vect_get_memtag): New function.
987 (vect_address_analysis): New function.
988 (vect_object_analysis): New function.
989 (vect_analyze_data_refs): Call vect_object_analysis and
990 vect_get_memtag. Update stmt_vinfo fields.
992 2005-02-12 Ira Rosen <irar@il.ibm.com>
994 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
995 exist and are objects. Remove checks for pointer.
996 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
997 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
998 (vect_create_data_ref_ptr): Likewise.
999 (vect_base_addr_differ_p): New function.
1000 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1001 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1002 Don't set the DR_BASE_NAME field of data-ref.
1003 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1005 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1007 * optabs.h (enum optab_index): Add new OTI_ldexp.
1008 (ldexp_optab): Define corresponding macro.
1009 * optabs.c (init_optabs): Initialize ldexp_optab.
1010 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1012 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1014 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1015 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1017 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1018 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1021 2005-02-12 Ira Rosen <irar@il.ibm.com>
1023 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1025 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1027 (vect_get_base_and_offset): Always return an address.
1028 (vect_create_addr_base_for_vector_ref): Remove treatment for
1029 different data reference types.
1030 (vect_compute_data_ref_alignment): Rename base to base_address in
1031 stmt_vec_info. Get the object in order to force its alignment.
1032 (vect_get_memtag_and_dr): Rename base to base_address in
1033 stmt_vec_info. Extract the object for memtag analysis.
1035 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1037 PR regression/19898.
1038 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1039 changes cc_status, use apply modified_in_p to part of cc_status
1040 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1043 2005-02-11 Richard Henderson <rth@redhat.com>
1045 * tree-complex.c (expand_complex_libcall): New.
1046 (expand_complex_multiplication): Use it for c99 compliance.
1047 (expand_complex_division): Likewise.
1048 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1050 * builtins.c (built_in_names): Remove const.
1051 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1053 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1054 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1055 (built_in_names): Remove const.
1056 * c-common.c (c_common_type_for_mode): Handle complex modes.
1057 * flags.h, toplev.c (flag_complex_method): Rename from
1058 flag_complex_divide_method.
1059 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1060 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1061 * libgcc2.h: Declare them.
1062 * libgcc-std.ver: Export them.
1063 * mklibgcc.in (lib2funcs): Build them.
1065 2005-02-11 Steven Bosscher <stevenb@suse.de>
1067 PR tree-optimization/19876
1068 Partially revert my change from 2005-01-14
1069 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1070 (compute_antic): ...and remove the loop here.
1072 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1075 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1076 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1078 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1079 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1081 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1083 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1084 offsets for the big-endian 32-bit case.
1086 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1088 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1090 2005-02-11 Dale Johannesen <dalej@apple.com>
1092 * cselib.c (cselib_process_insn): Clear out regs where
1093 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1094 * reload.c (find_equiv_reg): Ditto.
1096 2005-02-11 Ian Lance Taylor <ian@airs.com>
1098 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1101 * tree.c (build_function_type_list): Work correctly if there are
1104 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1106 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1107 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1108 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1109 TARGET_ZARCH instead of TARGET_64BIT.
1111 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1113 * config/rs6000/t-rtems:
1114 (MULTILIB_OPTIONS): Remove mcpu=602.
1115 (MUTLILIB_DIRNAMES): Remove m602.
1116 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1117 Let mcpu=602 match mcpu=603.
1118 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1120 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1122 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1125 2005-02-10 David Daney <ddaney@avtrex.com>
1127 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1128 * config/i386/linux-unwind.h: Likewise.
1129 * config/ia64/linux-unwind.h: Likewise.
1130 * config/mips/linux-unwind.h: Likewise.
1131 * config/pa/linux-unwind.h: Likewise.
1132 * config/rs6000/linux-unwind.h: Likewise.
1133 * config/s390/linux-unwind.h: Likewise.
1134 * config/sh/linux-unwind.h: Likewise.
1135 * config/sparc/linux-unwind.h: Likewise.
1137 2005-02-10 Steven Bosscher <stevenb@suse.de>
1139 PR tree-optimization/17549
1140 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1141 TER to replace a DEF with its expression if the DEF and the
1142 rhs of the expression we replace into have the same root
1145 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1147 * config/mips/mips.md: Fix the placement of the match_scratch in the
1150 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1152 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1155 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1157 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1158 (strip_offset): Handle addresses.
1159 (add_address_candidates): Use strip_offset.
1160 (difference_cost): Reflect strip_offset change.
1161 (force_var_cost, difference_cost): Strip nops.
1163 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1165 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1167 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1168 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1169 config/cris/cris-protos.h, config/cris/cris.c: Update
1172 2005-02-10 Jeff Law <law@redhat.com>
1174 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1175 (lookup_avail_expr): Similarly.
1177 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1179 * builtins.c (fold_builtin_powi): New function.
1180 (fold_builtin_1): Call it.
1182 2005-02-10 Steven Bosscher <stevenb@suse.de>
1184 PR documentation/19309
1185 * doc/cpp.texi: The __GNUC__ and related predefined macros
1186 are also defined for the "standalone" cpp.
1187 Some non-GCC compilers may also define __GNUC__.
1189 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1192 * c-typeck.c (common_type): New routine. Old common_type renamed
1194 (c_common_type): ...this.
1195 (build_conditional_expr, build_binary_op): Use c_common_type instead
1198 2005-02-10 Steven Bosscher <stevenb@suse.de>
1200 * doc/md.texi: Replace @samp{length} with @code{length}.
1202 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1204 PR tree-optimization/18687
1205 * tree-flow.h (find_loop_niter): Declare.
1206 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1207 Try using scev even for loops with more than one exit.
1208 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1209 (struct ivopts_data): Added niters field.
1210 (struct nfe_cache_elt): New.
1211 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1213 (tree_ssa_iv_optimize_init): Initialize niters cache.
1214 (determine_number_of_iterations): Removed.
1215 (find_induction_variables): Do not call determine_number_of_iterations.
1216 Access niters for single exit through niter_for_single_dom_exit.
1217 (add_iv_outer_candidates): Access niters for single exit through
1218 niter_for_single_dom_exit.
1219 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1220 number_of_iterations_cond.
1221 (iv_period): New function.
1222 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1223 (may_replace_final_value): Take data argument. Use
1224 niter_for_single_dom_exit.
1225 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1226 (rewrite_use_compare): Pass data to may_eliminate_iv.
1227 (rewrite_use_outer): Pass data to may_replace_final_value.
1228 (free_loop_data): Clean up the niters cache.
1229 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1230 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1231 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1232 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1233 (num_ending_zeros): Moved to tree.c.
1234 * tree.h (num_ending_zeros): Declare.
1235 * tree.c (num_ending_zeros): Moved from tree.c.
1237 2005-02-09 Richard Henderson <rth@redhat.com>
1239 * builtins.c (DEF_BUILTIN): Add COND argument.
1240 * tree.h (DEF_BUILTIN): Likewise.
1241 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1242 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1244 (DEF_BUILTIN_STUB): New.
1245 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1246 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1247 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1248 * c-common.c (DEF_BUILTIN): Add COND argument.
1249 * tree.c (local_define_builtin): New.
1250 (build_common_builtin_nodes): New.
1252 2005-02-09 Roger Sayle <roger@eyesopen.com>
1254 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1255 floating point expression ignoring the sign of the result.
1256 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1257 (fold) <MULT_EXPR>: Use it to simplify x*x.
1258 * tree.h (fold_strip_sign_ops): Prototype here.
1259 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1260 argument. Use fold_strip_sign_ops to simplify the first argument.
1261 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1262 first argument when the second argument is an even integer
1263 constant, but only with -funsafe_math_optimizations.
1264 (fold_builtin_1): Update call to fold_builtin_copysign.
1266 2005-02-09 Ian Lance Taylor <ian@airs.com>
1269 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1270 just check whether EH_FILTER_FAILURE falls through.
1272 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1274 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1275 insns return to ready list in the next turn.
1277 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1280 * builtins.def: New __builtin_powi[lf].
1281 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1282 (expand_builtin_powi): New function.
1283 (expand_builtin): Dispatch to expand_builtin_powi.
1284 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1285 * libgcc2.c: Add __builtin_powi[lf] implementation.
1286 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1287 * optabs.h: Add powi_optab.
1288 * optabs.c (init_optabs): Initialize powi_optab.
1289 * doc/extend.texi: Document __builtin_powi[lf].
1291 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1293 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1296 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1299 * fold-const.c (try_move_mult_to_index): Remove redundant
1300 type argument. Create ADDR_EXPR with correct type.
1301 (fold): Update callers of try_move_mult_to_index. Convert
1302 result to the appropriate type.
1304 2005-02-09 Roger Sayle <roger@eyesopen.com>
1307 * config/avr/avr.c (default_rtx_costs): Delete.
1308 (avr_operand_rtx_cost): New function.
1309 (avr_rtx_costs): Completely rewrite.
1311 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1314 * config/cris/cris.c (in_code): New variable.
1315 (cris_output_addr_const): Now a static function, a wrapper for
1317 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1318 case from old cris_output_addr_const.
1319 (cris_asm_output_label_ref): Similar for LABEL_REF.
1320 (cris_output_addr_const_extra): Similar for UNSPEC.
1321 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1322 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1323 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1325 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1326 (cris_asm_output_label_ref): Declare.
1328 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1330 PR preprocessor/19801
1331 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1332 filenames that changed when libcpp was moved to the toplevel.
1334 2005-02-07 Roger Sayle <roger@eyesopen.com>
1336 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1337 zero extensions of BImode operands. Call lowpart_subreg instead
1338 of gen_lowpart_common and gen_lowpart_SUBREG.
1340 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1343 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1344 * configure.ac: Set cc_for_cross_gnattools.
1345 * configure: Regenerate.
1347 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1350 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1352 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1355 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1356 of nested functions.
1358 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1360 * doc/extend.texi: Document deprecated extensions allowing
1361 static floating-point members to have initializers and allowing
1362 floating-point literals in integral constant expressions.
1364 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1366 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1367 config/darwin7.h, config/mips/mips.c,
1368 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1371 * cse.c: Update comments.
1373 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1376 * builtins.c (fold_builtin_sqrt): Transform
1377 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1380 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1381 Dorit Naishlos <dorit@il.ibm.com>
1383 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1384 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1385 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1387 * tree.h (vect_set_verbosity_level): New extern function declaration
1389 * tree-vectorizer.h (verbosity_levels): New enum type.
1390 * tree-vectorizer.c (vect_debug_stats): Function removed.
1391 (vect_debug_details): Likewise.
1392 (vect_verbosity_level): Global variable was defined and initialized.
1393 (vect_dump): Global variable definition.
1394 (vect_print_dump_info): New function.
1395 (vect_set_dump_settings): New function.
1396 (vect_set_verbosity_level): New function.
1397 (vectorize_loops): Add call to vect_set_dump_settings.
1399 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1400 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1401 (slpeel_tree_peel_loop_to_edge): Likewise.
1403 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1404 appropriate verbosity level instead of call to vect_debug_details
1405 or vect_debug_stats.
1406 (vect_get_base_and_offset):
1407 (vect_create_addr_base_for_vector_ref):
1408 (get_vectype_for_scalar_type):
1409 (vect_create_data_ref_ptr):
1411 (vect_get_vec_def_for_operand):
1412 (vect_finish_stmt_generation):
1413 (vectorizable_assignment):
1414 (vectorizable_operation):
1415 (vectorizable_store):
1416 (vectorizable_load):
1417 (vect_transform_stmt):
1418 (vect_update_ivs_after_vectorizer):
1419 (vect_do_peeling_for_loop_bound):
1420 (vect_update_inits_of_drs):
1421 (vect_do_peeling_for_alignment):
1422 (vect_transform_loop):
1423 (vect_is_simple_use):
1424 (vect_analyze_operations):
1425 (vect_is_simple_iv_evolution):
1426 (vect_analyze_scalar_cycles):
1427 (vect_analyze_data_ref_dependence):
1428 (vect_analyze_data_ref_dependences):
1429 (vect_compute_data_ref_alignment):
1430 (vect_enhance_data_refs_alignment):
1431 (vect_analyze_data_refs_alignment):
1432 (vect_analyze_data_ref_access):
1433 (vect_analyze_data_ref_accesses):
1434 (vect_analyze_pointer_ref_access):
1435 (vect_get_memtag_and_dr):
1436 (vect_analyze_data_refs):
1437 (vect_mark_relevant):
1438 (vect_stmt_relevant_p):
1439 (vect_mark_stmts_to_be_vectorized):
1440 (vect_can_advance_ivs_p):
1441 (vect_get_loop_niters):
1442 (vect_analyze_loop_form):
1443 (vect_analyze_loop):
1444 (vectorize_loops): Likewise.
1446 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1447 (vect_update_inits_of_drs):
1448 (vect_do_peeling_for_alignment):
1449 (vect_transform_loop):
1450 (vect_analyze_operations):
1451 (vect_analyze_scalar_cycles):
1452 (vect_analyze_data_ref_dependences):
1453 (vect_analyze_data_refs_alignment):
1454 (vect_analyze_data_ref_accesses):
1455 (vect_analyze_data_refs):
1456 (vect_mark_stmts_to_be_vectorized):
1457 (vect_get_loop_niters):
1458 (vect_analyze_loop_form):
1459 (vect_analyze_loop): Likewise.
1460 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1462 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1466 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1467 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1468 either -ffast-math or -funsafe-math-optimizations is in use.
1470 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1471 * config/mips/irix-csr.c: New file.
1472 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1473 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1474 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1477 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1479 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1480 redundant, incorrect definitions.
1482 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1484 ("*tls_indirect_call"): New, reference hard regs directly.
1485 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1487 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1489 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1490 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1492 2005-02-06 Roger Sayle <roger@eyesopen.com>
1494 PR rtl-optimization/19800
1495 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1496 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1499 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1501 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1503 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1506 * doc/invoke.texi: Correct documentation of -freorder-functions.
1508 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1511 * doc/invoke.texi: Don't mention gccbug.
1513 2005-02-06 Roger Sayle <roger@eyesopen.com>
1514 Andrew Pinski <pinskia@physics.uc.edu>
1515 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1517 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1518 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1519 into just (zero_extract:SI FOO (const_int 1) BAR).
1521 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1523 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1524 macro locally. Don't give last revision date. Use GCC version
1525 number from gcc-common.texi.
1526 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1527 revision date. Use GCC version number from gcc-common.texi.
1528 Describe being a library as current state rather than as 3.x
1530 * doc/gcc.texi: Remove last update date.
1531 * doc/gccint.texi: Likewise. Update copyright dates.
1532 * doc/install.texi: Update copyright dates.
1534 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1537 * doc/invoke.texi: Mention for each option included in -Wall that
1538 it is included in -Wall.
1539 * doc/gcc.texi: Update copyright and last modification date.
1541 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1543 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1544 unnecessary cast to original induction variable increments.
1546 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1548 PR tree-optimization/18219
1549 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1550 in distributed form.
1552 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1554 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1555 Set bitpos and offset later in the function. Do nothing if the
1556 target is a register and if the bitfield lies completely outside
1558 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1559 here. Return an uninitialised register if the source value is stored
1560 in a register and the bitfield lies completely outside that register.
1562 2005-02-06 Steven Bosscher <stevenb@suse.de>
1564 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1567 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1569 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1571 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1573 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1574 * config/darwin8.h: New.
1575 * config/darwin7.h: Update comment.
1577 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1578 Dorit Naishlos <dorit@il.ibm.com>
1580 * tree-vectorizer.h (LOC): New type.
1581 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1582 (loop_line_number): New field in struct _loop_vec_info.
1583 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1585 * tree-vectorizer.c (input.h): Included.
1586 (find_loop_location): New function.
1587 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1588 loop line number removed.
1589 (vect_debug_details): Likewise.
1590 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1592 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1593 call to vect_debug_details/stats changed from loop to loop_loc.
1594 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1595 (slpeel_tree_peel_loop_to_edge): Likewise.
1597 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1598 changed from NULL to UNKNOWN_LOC.
1599 (vect_get_base_and_offset):
1600 (vect_create_addr_base_for_vector_ref):
1601 (get_vectype_for_scalar_type):
1602 (vect_create_data_ref_ptr):
1604 (vect_get_vec_def_for_operand):
1605 (vect_finish_stmt_generation):
1606 (vectorizable_assignment):
1607 (vectorizable_operation):
1608 (vectorizable_store):
1609 (vectorizable_load):
1610 (vect_transform_stmt):
1611 (vect_update_ivs_after_vectorizer):
1612 (vect_do_peeling_for_loop_bound):
1613 (vect_do_peeling_for_alignment):
1614 (vect_transform_loop):
1615 (vect_is_simple_use):
1616 (vect_analyze_operations):
1617 (vect_is_simple_iv_evolution):
1618 (vect_analyze_scalar_cycles):
1619 (vect_analyze_data_ref_dependences):
1620 (vect_compute_data_ref_alignment):
1621 (vect_enhance_data_refs_alignment):
1622 (vect_analyze_data_ref_access):
1623 (vect_analyze_data_ref_accesses):
1624 (vect_analyze_pointer_ref_access):
1625 (vect_get_memtag_and_dr):
1626 (vect_analyze_data_refs):
1627 (vect_mark_relevant):
1628 (vect_stmt_relevant_p):
1629 (vect_mark_stmts_to_be_vectorized):
1630 (vect_can_advance_ivs_p):
1631 (vect_get_loop_niters):
1632 (vect_analyze_loop):
1633 (vectorize_loops): Likewise.
1635 (vectorizable_load): Argument in call to vect_debug_details/stats
1636 changed from loop to LOOP_LOC (loop_vinfo).
1637 (vect_transform_loop):
1638 (vect_analyze_operations):
1639 (vect_analyze_scalar_cycles):
1640 (vect_analyze_data_ref_dependence):
1641 (vect_enhance_data_refs_alignment):
1642 (vect_analyze_data_ref_accesses):
1643 (vect_analyze_pointer_ref_access):
1644 (vect_analyze_data_refs):
1645 (vect_analyze_loop): Likewise.
1647 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1648 changed from loop to loop_loc.
1650 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1652 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1653 Dorit Naishlos <dorit@il.ibm.com>
1655 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1657 (vect_analyze_data_ref_dependences): Likewise.
1659 (vect_is_simple_use): Argument changed from loop structure to
1660 loop_vect_info structure.
1661 (vect_can_advance_ivs_p): Likewise.
1662 (vect_create_index_for_vector_ref): Likewise.
1663 (vect_update_ivs_after_vectorizer): Likewise.
1664 (new_stmt_vec_info): Likewise.
1666 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1667 changed from loop to loop_vinfo.
1668 (vect_create_data_ref_ptr): First argument in call to
1669 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1670 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1671 was changed from loop to loop_vinfo.
1672 (vectorizable_operation): Likewise.
1673 (vectorizable_store): Likewise.
1674 (vect_mark_stmts_to_be_vectorized): Likewise.
1675 (vect_do_peeling_for_loop_bound): First argument in call to
1676 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1677 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1678 was changed from loop to loop_vinfo.
1679 (vect_analyze_data_ref_dependences): Third argument in call to
1680 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1682 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1683 (vect_create_data_ref_ptr): Likewise.
1684 (vect_init_vector): Likewise.
1685 (vect_get_vec_def_for_operand): Likewise.
1686 (vectorizable_assignment): Likewise.
1687 (vectorizable_operation): Likewise.
1688 (vectorizable_store): Likewise.
1689 (vectorizable_load): Likewise.
1690 (vect_update_ivs_after_vectorizer): Likewise.
1691 (vect_is_simple_use): Likewise.
1692 (vect_analyze_data_ref_dependence): Likewise.
1693 (vect_analyze_pointer_ref_access): Likewise.
1694 (vect_can_advance_ivs_p): Likewise.
1696 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1697 before _stmt_vec_info.
1698 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1699 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1700 (new_stmt_vec_info): Argument changed from loop structure to
1701 loop_vect_info structure
1703 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1704 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1705 (vect_create_addr_base_for_vector_ref): Likewise.
1706 (vect_analyze_pointer_ref_access): Likewise.
1708 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1711 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1712 phi flag if the phi is abnormal.
1714 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1717 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1718 information for the new statement.
1720 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1723 * gcc.c (main): Include the target in -v output.
1725 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1727 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1728 Do not drop the extend if we'd have to add a paradoxical subreg
1729 later. Include optabs.h and insn-codes.h.
1730 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1732 2005-02-02 Roger Sayle <roger@eyesopen.com>
1735 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1736 * fold-const.c (const_binop): Avoid constant folding floating
1737 point operations in modes that use composite representations.
1738 * simplify-rtx.c (simplify_binary_operation): Likewise.
1740 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1742 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1744 (altivec_dstt): Likewise.
1745 (altivec_dstst): Likewise.
1746 (altivec_dststt): Likewise.
1747 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1750 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1752 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1753 EXPR_LOCUS from orig_cond to the new cond_stmt.
1754 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1757 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1759 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1760 standard_iv_increment_position. Remove call to bsi_next
1761 (no need to bump the iterator anymore).
1762 (vect_create_index_for_vector_ref): Call
1763 standard_iv_increment_position. Remove second function argument.
1764 (vect_finish_stmt_generation): Remove call to bsi_next
1765 (no need to bump the iterator anymore).
1766 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1767 to vect_create_index_for_vector_ref.
1769 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1771 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1772 phis are used out of the loop.
1774 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1777 * c-decl.c (undef_nested_function): New variable.
1778 (pop_scope): Diagnose undefined nested functions.
1779 (finish_function): Don't attempt cgraph processing or genericizing
1780 if current top-level function contained an undefined nested
1781 function. Reset undef_nested_function at the end of a top-level
1784 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1786 * tree.c (build_int_cst_type): Take sign of the value into account
1787 when deciding whether sign extend the value.
1789 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1792 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1793 (cpp_options, cc1_options): Change %{std*&ansi} to
1794 %{std*&ansi&trigraphs}.
1796 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1798 * cse.c: Update comments.
1800 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1802 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1803 arguments go on the stack. Do not put complex doubles in odd/even
1806 2005-02-02 Steven Bosscher <stevenb@suse.de>
1808 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1809 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1810 -ftree-pre, and -fthread-jumps.
1812 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1814 PR tree-optimization/19578
1815 * tree-flow.h (modified_noreturn_calls): Declare.
1816 (noreturn_call_p): Declare.
1817 * tree-flow-inline.h (noreturn_call_p): New function.
1818 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1819 * tree-cfg.c (modified_noreturn_calls): New variable.
1820 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1821 that contain a mid-block noreturn call.
1822 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1824 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1826 * df.c (df_def_record_1, df_uses_record): Don't use
1828 * df.h (DF_FOR_REGALLOC): Remove.
1830 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1833 * c-typeck.c (really_start_incremental_init): Reset
1834 constructor_max_index for arrays of incomplete type.
1836 2005-02-02 Jeff Law <law@redhat.com>
1838 * gcse.c (struct reg_set): Store the block index where the register
1839 was set rather than the setting insn.
1840 (record_one_set, compute_transp): Corresponding changes.
1841 (pre_insert_copy_insn): Do not call replace_one_set.
1842 (replace_one_set): Remove.
1844 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1847 * doc/gcov.texi: Fix typo.
1849 2005-02-01 Richard Henderson <rth@redhat.com
1852 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1853 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1855 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1856 * config/i386/i386-protos.h: Update.
1858 2005-02-01 Steven Bosscher <stevenb@suse.de>
1860 PR tree-optimization/19217
1861 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1862 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1863 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1864 that it is walking a PHI node.
1866 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1868 * doc/extend.texi (Nested Functions): Update.
1870 2005-02-01 Richard Henderson <rth@redhat.com>
1873 * optabs.c (expand_copysign_absneg): Export.
1874 * optabs.h (expand_copysign_absneg): Declare.
1875 * config/rs6000/rs6000.md (copysigntf3): New.
1877 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1879 PR tree-optimization/19633
1880 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1881 * tree-ssa-alias.c (init_alias_info): Initialize.
1882 (merge_pointed_to_info): Set.
1883 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1884 (dump_points_to_info_for): Show value of pt_null.
1885 (struct count_ptr_d): Declare.
1886 (find_ptr_dereference): Remove.
1887 (ptr_is_dereferenced_by): Remove.
1888 (count_ptr_derefs): New local function.
1889 (count_uses_and_derefs): New local function.
1890 (compute_points_to_and_addr_escape): Call it. If the number
1891 of dereferences is greater than zero, mark the pointer as
1892 dereferenced. If there are fewer dereferences than uses of
1893 the pointer, the pointer's value escapes.
1895 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1897 PR tree-optimization/19670
1898 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1900 (verify_use): ... set it here, instead.
1902 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1904 * doc/sourcebuild.texi (Test directives): Fix formatting.
1906 * doc/sourcebuild.texi (Test directives): Describe selector
1909 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1911 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1912 specific 64-bit CPUs.
1914 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1917 * arm.c (arm_eliminable_register): New function.
1918 (adjacent_mem_locations): Don't allow eliminable registers. Use
1919 HOST_WIDE_INT for address offsets.
1920 * arm-protos.h (arm_eliminable_register): Add prototype.
1922 2005-02-01 Steven Bosscher <stevenb@suse.de>
1924 PR optimization/15242
1925 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1926 * basic-block.h (duplicate_computed_gotos): Add prototype.
1927 * bb-reorder.c (duplicate_computed_gotos): New function to
1928 duplicate sufficiently small blocks ending in a computed jump.
1929 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1930 if not optimizing for size.
1931 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1932 never do tail merging for blocks ending in a computed jump.
1933 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1935 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1937 Patch from Richard Sandiford <rsandifo@redhat.com>
1938 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1939 from inheriting a subreg equivalence with a non-spill register.
1941 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1943 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1945 * config/frv/frv.c (movcc_fp_destination_operand): New.
1946 (gpr_or_memory_operand): Fix typo in comment.
1947 (gpr_or_memory_operand_with_scratch): New.
1948 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1949 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1950 movcc_fp_destination_operand.
1951 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1952 Legitimize memory addresses using a scratch register.
1954 2005-01-31 Jeff Law <law@redhat.com>
1956 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1957 bitmap a sparse bitmap instead of a simple bitmap.
1958 (mark_def_sites_initialize_block): Corresponding changes.
1959 (ssa_mark_def_sites_initialize_block): Likewise.
1960 (ssa_mark_phi_uses): Likewise.
1961 (mark_def_site, ssa_mark_def_sites): Likewise.
1962 (mark_def_site_blocks): Likewise.
1963 (rewrite_ssa_into_ssa): Likewise.
1965 * tree-ssa-dom.c (record_cond): Pass correct variable type
1966 for last argument to htab_find_slot_with_hash.
1968 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1969 effects when optimizing 0 % X. Do not try to optimize X % 0.
1971 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1973 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1976 2005-02-01 Eric Christopher <echristo@redhat.com>
1978 * config/mips/mips.c (override_options): Warn if -mint64
1980 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1983 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1985 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1987 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1988 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1989 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1990 (cached_regno): Initialize to INVALID_REGNUM.
1991 (cse_reg_info_table_size,
1992 cse_reg_info_table_first_uninitialized,
1993 cse_reg_info_timestamp): New.
1994 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1996 (init_cse_reg_info, get_cse_reg_info_1): New.
1997 (get_cse_reg_info): Cache the last look-up.
1998 (new_basic_block): Update the code to clear mappings from
1999 registers to cse_reg_info entries.
2000 (cse_main): Call init_cse_reg_info.
2002 * cse.c (get_cse_reg_info): Update a comment.
2004 2005-01-31 Steven Bosscher <stevenb@suse.de>
2007 * c-decl.c (start_decl): Do not warn about arrays of elements with
2008 an incomplete type here.
2009 (grokdeclarator): Do it here by making a pedwarn an error.
2010 * c-typeck.c (push_init_level): If there were previous errors with
2011 the constructor type, do not warn about braces for initializers.
2012 (process_init_element): Likewise for excess initializer elements.
2014 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2016 * cse.c (delete_trivially_dead_insn): Don't iterate.
2018 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2020 * config/rs6000/rs6000.md (copysignsf3): New expand.
2021 (copysigndf3): Likewise.
2023 2005-01-31 Steven Bosscher <stevenb@suse.de>
2025 * recog.c (constrain_operands): Only look for earlyclobber operand
2026 conflicts if an '&' constraint was seen.
2028 2005-01-31 Marc Espie <espie@openbsd.org>
2030 * config.gcc: Don't include embedded systems fragment, switches default
2031 debugging format to ELF.
2032 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2033 longer pick it up there.
2035 2005-01-31 Dale Johannesen <dalej@apple.com>
2037 * doc/extend.texi (nested functions): Fix linkage description.
2038 Clarify that static is not allowed.
2040 2005-01-31 Dale Johannesen <dalej@apple.com>
2042 * config/rs6000/darwin.md (movsf_low_di): Make work.
2043 (movdf_low_di): Make work.
2045 2005-01-31 Dale Johannesen <dalej@apple.com>
2047 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2048 Make work for 64 bit.
2050 2005-01-31 Roger Sayle <roger@eyesopen.com>
2051 Dale Johannesen <dalej@apple.com>
2054 * fold-const.c (fold_binary_op_with_conditional_arg):
2055 Make types match original operands, before STRIP_NOPS.
2057 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2059 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2060 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2061 (struct gcc_sigcontext): Delete. Merge contents to..
2062 (struct gcc_ucontext): ..here.
2063 (get_sigcontext): Delete.
2064 (get_regs): New function, like get_sigcontext but return regs ptr.
2065 64-bit version finds regs from r1 to support vdso.
2066 (ppc_linux_aux_vector): New function.
2067 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2070 2005-01-31 Ira Rosen <irar@il.ibm.com>
2072 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2074 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2075 redundant fold. Fix misalignment for MINUS_EXPR.
2076 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2077 (vect_analyze_pointer_ref_access): Likewise.
2078 (vect_get_memtag_and_dr): Likewise.
2080 2005-01-31 Richard Henderson <rth@redhat.com>
2082 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2083 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2084 absnegdf2_i387, absnegxf2_i387): Likewise.
2086 2005-01-31 Richard Henderson <rth@redhat.com>
2089 * optabs.c (expand_copysign_absneg): New.
2090 (expand_copysign_bit): Split out from ...
2091 (expand_copysign): ... here. Use expand_copysign_absneg.
2093 2005-01-30 Roger Sayle <roger@eyesopen.com>
2096 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2097 constant as the second operand and a register as the third.
2099 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2102 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2103 that dllimport'd functions do not use all call-clobbered registers
2106 2005-01-30 Richard Henderson <rth@redhat.com>
2109 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2110 expand_abs_nojump and generalize. Use operand_subword and
2111 emit_no_conflict_block. Support large modes.
2112 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2114 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2115 negation to subtraction.
2116 (expand_copysign): Check that the format has signed zeros.
2117 Use operand_subword and emit_no_conflict_block. Support large modes.
2119 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2121 Fix PR tree-optimization/19624
2123 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2124 * tree-ssa-pre.c: Add cfgloop.h.
2126 (pre_stats): New member, constified.
2127 (inserted_exprs): New static variable.
2128 (NECESSARY): New macro.
2129 (create_expression_by_pieces): Fold the expression, and
2130 mark it as defaulting to not necessary. Also put in
2132 (fully_constant_expression): New function.
2133 (insert_into_preds_of_block): Modify to not insert phis when we
2134 are playing with induction variables.
2135 Push phis onto the inserted_exprs vector, and mark them as not
2136 necessary by default.
2137 (insert_aux): Call fully_constant_expression on eprime.
2138 If all edges produce the same value, mark it constant.
2139 (mark_operand_necessary): New function.
2140 (remove_dead_inserted_code): New function.
2141 (init_pre): Init loop optimizer to get loop info.
2142 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2143 (execute_pre): Commit edge inserts, then remove dead code.
2145 2005-01-30 Richard Henderson <rth@redhat.com>
2147 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2148 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2150 2005-01-30 Richard Henderson <rth@redhat.com>
2153 * config/i386/i386.c (ix86_expand_copysign): New.
2154 (ix86_split_copysign_const): New.
2155 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2156 rearrange op1/nmask operands.
2157 * config/i386/i386-protos.h: Update.
2158 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2159 (copysigndf3): Likewise.
2160 (copysignsf3_const, copysigndf3_const): New.
2161 (copysignsf3_var): Rename from copysignsf3, split out splitter
2162 and fix split predicate for X constraint.
2163 (copysigndf3_var): Similarly.
2165 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2167 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2168 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2169 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2171 2005-01-29 Richard Henderson <rth@redhat.com>
2174 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2175 of # and * in constraints.
2177 2005-01-29 Richard Henderson <rth@redhat.com>
2180 * expr.c (store_field): Don't strip sub-mode cast when the input
2181 data is even smaller.
2183 2005-01-29 Richard Henderson <rth@redhat.com>
2186 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2189 2005-01-29 Richard Henderson <rth@redhat.com>
2191 * combine.c (make_field_assignment): Fix argument order
2194 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2196 PR tree-optimization/15791
2197 * fold-const.c (extract_array_ref): New function.
2198 (fold): Fold comparisons between &a[i] and &a[j] or
2199 semantically equivalent trees.
2201 2005-01-29 Jeff Law <law@redhat.com>
2203 * gcse.c (insert_expr_in_table): Revamp handling of available
2204 and anticipatable occurrence lists to avoid unnecessary list
2206 (insert_set_in_table): Similarly.
2208 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2210 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2212 (c_build_qualified_type): Build qualified array types with
2213 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2214 * c-decl.c (c_make_fname_decl): Build unqualified array type
2215 before qualified type.
2216 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2217 type is qualified, not just if type itself is. Don't apply
2218 qualifiers to array type when declarator is processed. Apply
2219 qualifiers to field type whether or not it is an array type.
2220 Don't handle array types specially for applying qualifiers to
2222 * c-typeck.c (composite_type): Build unqualified element type and
2223 array type when forming composite of array types.
2224 (common_pointer_type, comptypes, comp_target_types,
2225 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2226 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2228 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2229 (args2) in variables a1 and a2.
2231 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2233 * cse.c (n_elements_made, max_elements_made): Remove.
2234 (insert): Don't touch n_elements_made.
2235 (cse_main): Don't touch n_elements_made or max_elements_made.
2237 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2240 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2241 configuration part of dp-bit.c to be lost.
2243 2005-01-28 Roger Sayle <roger@eyesopen.com>
2245 * expmed.c (expand_mult_highpart_optab): When attempting to use
2246 a non-widening multiplication in a wider mode, the operands need
2247 to be converted (zero or sign extended) to that mode.
2249 2005-01-28 Ian Lance Taylor <ian@airs.com>
2253 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2254 through if both operands fall through.
2256 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2258 * cse.c (fold_rtx) <PC>: Don't optimize.
2260 2005-01-28 Jeff Law <law@redhat.com>
2262 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2263 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2265 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2267 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2268 cse_reg_info_used_list_end): Remove.
2269 (cse_reg_info_list, cse_reg_info_list_free): New.
2270 (get_cse_reg_info): When allocating an instance of
2271 cse_reg_info, add it to the beginning of the cse_reg_info_list
2272 list. Remove code to maintain cse_reg_info_used_list.
2273 (new_basic_block): Reset the free list to the beginning of
2276 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2278 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2279 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2280 (frv_expand_mdpackh_builtin): New function.
2281 (frv_expand_builtin): Use it to expand __MDPACKH.
2282 * doc/extend.texi (__MDPACKH): Update documentation.
2284 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2286 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2287 SSE_FLOAT_MODE_P for use_sse computation.
2289 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2292 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2294 2005-01-27 Richard Henderson <rth@redhat.com>
2296 * builtins.c (expand_builtin_copysign): New.
2297 (expand_builtin): Call it.
2298 * genopinit.c (optabs): Add copysign_optab.
2299 * optabs.c (init_optabs): Initialize it.
2300 (expand_copysign): New.
2301 * optabs.h (OTI_copysign, copysign_optab): New.
2302 (expand_copysign): Declare.
2304 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2305 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2307 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2308 (ix86_expand_fp_absneg_operator): ... here.
2309 (ix86_split_copysign): New.
2310 * config/i386/i386-protos.h: Update.
2311 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2312 (copysignsf3, copysigndf3): New.
2314 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2315 (copysignsf3, ncopysignsf3): New.
2316 (copysigndf3, ncopysigndf3): New.
2317 (copysignxf3, ncopysignxf3): New.
2318 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2320 2005-01-27 Arend Bayer <arend.bayer@web.de>
2321 Kazu Hirata <kazu@cs.umass.edu>
2323 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2324 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2325 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2328 2005-01-27 Jeff Law <law@redhat.com>
2330 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2331 definitions of SSA_NAMEs which are not being rewritten.
2332 (rewrite_ssa_into_ssa): Only initialize the current definition
2333 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2334 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2335 SSA_NAMEs before returning.
2337 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2339 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2340 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2341 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2342 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2343 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2345 2005-01-27 Steven Bosscher <stevenb@suse.de>
2348 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2349 higher to -O2 and higher. Likewise for tree PRE.
2350 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2353 2005-01-27 Ian Lance Taylor <ian@airs.com>
2356 * gimple-low.c (try_catch_may_fallthru): New static function.
2357 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2358 * tree-inline.c (expand_call_inline): Don't warn about reaching
2359 the end of a non-void function being inlined if the function uses
2362 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2364 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2367 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2368 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2369 (implicitly_declare): Handle error_mark_node.
2371 2005-01-27 Richard Henderson <rth@redhat.com>
2374 * tree.h (struct tree_decl): Add debug_expr_is_from.
2375 (DECL_DEBUG_EXPR_IS_FROM): New.
2376 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2377 * dwarf2out.c (dwarf2out_var_location): Update to match.
2378 * tree-outof-ssa.c (create_temp): Likewise.
2379 * var-tracking.c (track_expr_p): Likewise.
2380 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2381 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2382 * toplev.c (default_tree_printer): Likewise.
2384 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2386 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2387 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2389 2005-01-27 Steven Bosscher <stevenb@suse.de>
2391 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2392 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2393 ASM_CLOBBERS): Add tree checks.
2395 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2396 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2397 * c-common.def (SWITCH_STMT): Update to match.
2398 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2399 macros instead of SWITCH_EXPR ones.
2400 * c-dump.c (c_dump_tree): Likewise.
2401 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2402 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2404 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2406 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2408 * unwind-dw2.c (execute_stack_op): Add missing cases for
2409 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2411 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2413 * config.gcc (Obsolete configurations): Remove 'dummy', add
2414 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2417 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2419 PR tree-optimization/19633
2420 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2422 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2423 are no call-clobbered variables.
2424 * tree-outof-ssa.c (check_replaceable): Return false for calls
2427 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2429 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2430 even for variables with NULL DECL_INITIAL.
2432 2005-01-26 Stuart Hastings <stuart@apple.com>
2434 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2436 2005-01-26 Richard Henderson <rth@redhat.com>
2439 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2441 * expr.c (store_field): Strip conversions to odd-bit-sized types
2442 if the destination field width matches.
2444 2005-01-26 Richard Henderson <rth@redhat.com>
2446 * c-decl.c, expmed.c, expr.c: Revert last change.
2448 2005-01-26 Richard Henderson <rth@redhat.com>
2451 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2453 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2454 if we don't need the bits above those present in the current mode.
2455 * expr.c (store_field): Strip conversions to odd-bit-sized types
2456 if the destination field width matches.
2458 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2460 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2461 either -ffast-math or -funsafe-math-optimizations is in use.
2463 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2467 * config/avr/avr.c (notice_update_cc): Only set condition code for
2468 ashrqi3 if shift count > 0.
2469 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2470 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2471 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2472 count <= 0 as a no-op, and shift count >= width by copying zero
2473 or sign bit to all bits of the result.
2474 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2475 count, with attribute "length" set to 0 and "cc" set to "none".
2477 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2479 * doc/invoke.texi: Document -mTLS.
2481 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2482 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2483 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2484 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2485 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2486 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2487 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2488 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2490 * configure.ac: Check for a TLS capable gas.
2492 * configure: Regenerate.
2494 2005-01-26 Richard Henderson <rth@redhat.com>
2497 * combine.c (make_field_assignment): Simplify store to zero_extract
2498 from a source with an overlapping mask.
2500 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2502 2004-11-11 Eric Christopher <echristo@redhat.com>
2504 * config/frv/frv.md: Add fr400_integer automaton. Don't
2505 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2508 2005-01-26 Steven Bosscher <stevenb@suse.de>
2511 * cfgbuild.c (make_edges): Do not clear or set
2512 current_function_has_computed_jump.
2513 * function.h (struct function): Remove the has_computed_jump field.
2514 (current_function_has_computed_jump): Do not define.
2515 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2516 in a computed jump. Ignore current_function_has_computed_jump.
2518 2005-01-26 Richard Henderson <rth@redhat.com>
2521 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2522 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2524 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2525 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2526 objects into static storage if they have more than one non-zero value.
2527 * tree.h (categorize_ctor_elements): Update decl.
2529 2005-01-26 Steven Bosscher <stevenb@suse.de>
2532 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2533 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2534 to this function from 2004-07-10.
2535 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2536 the current function for tail call optimizations if the address
2537 of one of it its arguments is taken.
2539 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2541 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2543 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2545 * function.c (expand_function_end): If current_function_calls_alloca,
2546 emit stack restore in a place that is reached when the function falls
2549 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2551 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2552 rule to avoid matching inappropriate suffix rule.
2554 2005-01-26 Jan Hubicka <jh@suse.cz>
2556 PR tree-optimization/19241
2557 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2559 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2561 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2562 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2564 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2565 <sim*>: Always use crt1.o, regardless of N in simN.
2566 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2567 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2568 (CRT_CALL_STATIC_FUNCTION): Remove.
2569 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2570 use crt1.o, regardless of N in simN.
2571 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2572 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2573 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2574 case isystem setting.
2575 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2577 2005-01-25 Ian Lance Taylor <ian@airs.com>
2579 * gimple-low.c (block_may_fallthru): Correct handling of
2580 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2582 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2584 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2585 handlers to match indentation; nested under the mtune=* handler.
2586 Similar for mcpu= and march=.
2588 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2590 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2591 * config/mips/linux64.h (LIB_SPEC): Likewise.
2592 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2593 * config/sh/linux.h (LIB_SPEC): Likewise.
2595 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2597 * config/frv/frv.c (frv_legitimize_tls_address): New.
2598 (TARGET_HAVE_TLS): Define.
2599 (FRV_SYMBOL_REF_TLS_P): Define.
2600 (frv_override_options): Handle new register classes.
2601 (frv_legitimate_address_p): Reject tls addresses.
2602 (frv_legitimize_address): Handle TLS addresses.
2603 (gen_inlined_tls_plt): New.
2605 (frv_legitimize_tls_address): New.
2606 (unspec_got_name): Add TLS entries.
2607 (got12_operand): Add R_FRV_TLSMOFF12 case.
2608 (frv_emit_move): Fixup TLS addresses.
2609 (frv_emit_movsi): Legitimize TLS addresses.
2611 * config/frv/frv.h (MASK_BIG_TLS): New.
2612 (TARGET_BIG_TLS): New.
2613 (HAVE_AS_TLS): Define.
2614 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2615 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2616 (REG_CLASS_NAMES): Same.
2617 (REG_CLASS_CONTENTS): Same.
2618 (CONSTRAINT_LEN): New.
2619 (REG_CLASS_FROM_CONSTRAINT): New.
2620 (PREDICATE_CODES): Add symbolic_operand.
2622 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2623 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2624 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2625 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2626 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2627 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2628 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2629 GR9_REG, GR14_REG, LRREG.
2630 (type): Add load_or_call attribute.
2631 ("load_or_call"): New reservation.
2632 ("call_gettlsoff"): New.
2633 ("tls_indirect_call"): New.
2634 ("tls_load_gottlsoff12"): New.
2635 ("tlsoff_hilo"): New.
2636 ("tls_tlsdesc_ldd"): New.
2637 ("tls_tlsoff_ld"): New.
2640 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2642 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2644 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2645 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2646 * config/frv/frv.c (TLS_BIAS): Define.
2647 (frv_output_dwarf_dtprel): New.
2649 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2651 PR rtl-optimization/19579
2652 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2653 both A and B, see if they don't clobber registers the other expr uses.
2655 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2657 * real.c (do_add): Initialize signalling and canonical members.
2659 * real.c (real_from_integer): Zero out destination.
2661 2005-01-18 Jan Hubicka <jh@suse.cz>
2663 PR tree-optimize/19337
2664 * tree-inline.c (initialize_inlined_parameters): Copy
2665 saved_static_chain_decl only.
2667 2005-01-25 Richard Henderson <rth@redhat.com>
2671 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2672 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2673 80387 enabled, to return a proper subclass. Return the subset that
2674 overlaps with GENERAL_REGS for PLUS.
2675 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2677 2005-01-25 Richard Henderson <rth@redhat.com>
2680 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2682 2005-01-25 Roger Sayle <roger@eyesopen.com>
2684 * expmed.c (choose_multiplier): Change interface to return the
2685 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2686 (expand_divmod): Update calls to choose_multiplier.
2688 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2691 * expmed.c (extract_bit_field): Use adjust_address instead of
2692 gen_lowpart when op0 is a MEM.
2694 2005-01-24 Steven Bosscher <stevenb@suse.de>
2696 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2698 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2700 * config/mips/irix-csr.c: New file.
2701 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2702 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2703 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2706 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2709 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2710 sparc/elf.h, add sparc/sp-elf.h.
2711 (sparc-*-rtems*): Likewise.
2712 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2713 tm-dwarf2.h, add sparc/sp-elf.h.
2714 (sparc86x-*-elf): Likewise.
2715 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2716 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2717 TARGET_OS_CPP_BUILTINS.
2718 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2719 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2721 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2722 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2723 (SWITCH_TAKES_ARG): Likewise.
2724 (LOCAL_LABEL_PREFIX): Likewise.
2725 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2726 (TARGET_N_FORMAT_TYPES): Delete.
2727 (TARGET_FORMAT_TYPES): Likewise.
2728 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2729 * config/sparc/elf.h: Delete.
2730 * config/sparc/sp-elf.h: New file.
2732 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2734 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2735 * tree-flow.h: Remove the corresponding prototype.
2736 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2737 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2739 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2742 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2743 for AIX ABI or ELF -fPIC.
2744 (rs6000_emit_load_toc_table): Don't create toc_section here.
2745 (rs6000_xcoff_file_start): Nor here.
2747 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2749 * sh.c (ra.h): Don't #include.
2750 (hard_regs_intersect_p): New function, resurrected from ra.c.
2752 * sh.c: Fix 1996 Copyright.
2754 2005-01-24 Richard Henderson <rth@redhat.com>
2755 Aldy Hernandez <aldyh@redhat.com>
2757 * regrename.c (note_sets): Handle subregs.
2759 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2762 * genconditions.c (write_header, write_conditions): Elide file if
2765 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2767 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2768 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2771 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2773 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2774 expand_builtin_printf, expand_builtin_fprintf,
2775 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2776 checking against POINTER_TYPE.
2777 (validate_arglist): Handle POINTER_TYPE code by checking
2780 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2782 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2784 (for_each_rtx): Call for_each_rtx_1.
2785 * rtl.h (init_rtlanal): Declare.
2786 * toplev.c (backend_init): Call init_rtlanal.
2788 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2790 * flow.c (propagate_one_insn): Formatting.
2793 * flow.c (libcall_dead_p): Be more conservative if unsure.
2794 If there are any instructions between insn and call, see if they are
2795 all dead before saying the libcall is dead.
2797 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2799 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2800 operand constraint for operand 0.
2802 2005-01-23 Richard Henderson <rth@redhat.com>
2805 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2806 edges leading to join block.
2808 2005-01-23 Roger Sayle <roger@eyesopen.com>
2810 * expmed.c (expand_mult_highpart): Make static. Change type of
2811 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2812 (expand_divmod): Updates calls to expand_mult_highpart by using
2813 gen_int_mode to pass a CONST_INT rtx.
2814 * rtl.h (expand_mult_highpart): Remove prototype.
2816 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2818 * flow.c (regset_bytes, regset_size): Remove.
2820 * cfganal.c: Fix a reference to Harvey's paper.
2822 2005-01-23 Steven Bosscher <stevenb@suse.de>
2824 PR rtl-optimization/19464
2825 * tree-optimize.c (init_tree_optimization_passes): Add one more
2826 copyrename pass just before out-of-ssa.
2828 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2831 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2832 * ggc-none.c (ggc_free): Define.
2834 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2836 * cse.c (max_reg, max_insn_uid): Remove.
2837 (cse_main): Don't access max_reg or max_insn_uid.
2839 * c-common.c (explicit_flag_signed_bitfields,
2840 lang_statement_code_p, lang_expand_function_end): Remove.
2841 * c-common.h: Remove the corresponding declarations.
2842 * c-opts.c (c_common_handle_option): Remove all write access
2843 to explicit_flag_signed_bitfields.
2845 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2846 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2847 * cgraph.h: Remove the corresponding declaration.
2849 * gcse.c (null_pointer_info): Remove.
2851 2005-01-23 Roger Sayle <roger@eyesopen.com>
2852 Eric Botcazou <ebotcazou@libertysurf.fr>
2854 * combine.c (simplify_logical): Only simplify logical expressions
2855 of the form ior(and(x,y),z) by the inverse distributive law if the
2856 result is cheaper than the original.
2858 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2860 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2861 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2862 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2863 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2864 config/freebsd-spec.h, config/arm/arm.h,
2865 config/h8300/h8300.md, config/i386/i386.md,
2866 config/i386/predicates.md, config/i386/sse.md,
2867 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2868 config/vax/vax.md: Fix comment typos. Follow spelling
2871 2005-01-23 Steven Bosscher <stevenb@suse.de>
2873 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2874 tests, instead of `less than'.
2876 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2878 * function.c (assign_parm_setup_block): When creating a new stack slot
2879 for a parameter, get its alignment from the parameter's DECL_ALIGN
2880 rather than the type's TYPE_ALIGN. Make sure that the parameter
2881 is at least word aligned.
2883 2005-01-22 Roger Sayle <roger@eyesopen.com>
2886 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2888 2005-01-22 Richard Henderson <rth@redhat.com>
2891 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2892 in both compare operands.
2893 (movdfcc_1_sse_max): Likewise.
2894 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2895 (movdfcc_1_sse): Likewise.
2896 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2897 scratch register as needed.
2899 2005-01-22 Richard Henderson <rth@redhat.com>
2901 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2903 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2905 2005-01-22 Richard Henderson <rth@redhat.com>
2907 * genopinit.c (optabs): Use smin/smax for floating point too.
2908 * doc/md.texi: Update to match. Clarify that floating point
2909 results are undefined for +0/-0 and NaN.
2910 * doc/rtl.texi: Likewise.
2911 * rtl.def (SMIN, SMAX): Likewise
2912 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2914 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2915 leading 's' to the name.
2916 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2917 smaxxf3, sminxf3): Likewise.
2918 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2921 2005-01-22 Paul Brook <paul@codesourcery.com>
2923 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2925 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2927 * config/s390/s390.c (struct processor_costs): New fields
2928 dlgr, dlr, dr, dsgfr, dsgr.
2929 (z900_cost, z990_cost): Values for new fields.
2930 (s390_rtx_costs): New cases MEM und COMPARE in switch
2931 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2932 DIV, MOD, UDIV, UMOD.
2934 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2936 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2937 into the register being decremented.
2938 ("doloop_si31", "doloop_di"): Likewise.
2939 ("*doloop_si_long"): Adapt pattern.
2941 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2943 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2945 (CLASS_MAX_NREGS): Likewise.
2947 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2949 * doc/tree-ssa.texi (Statement Operands): Add example for new
2950 must-def macro. Note deprecation of old operands interface.
2952 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2954 PR tree-optimization/19484
2955 * tree-cfg.c (remove_fallthru_edge): New function.
2956 (cleanup_control_flow): Remove fallthru edges from calls that are
2957 now known not to return.
2959 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2961 Fix PR tree-optimization/19038
2962 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2963 copies with loop variant ones.
2965 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2967 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2968 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2969 config/alpha/alpha.md, config/alpha/predicates.md,
2970 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2971 config/sparc/sol2.h: Update copyright.
2973 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2974 first label to see if it is a nonlocal label.
2976 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2977 Andrew Pinski <pinskia@physics.uc.edu>
2980 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2981 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2983 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2985 * config/rs6000/rtems.h: Update copyright.
2987 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2990 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2991 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2992 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2994 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2997 * c-typeck.c (convert_arguments): Check for error_mark_node.
2999 2005-01-21 Ian Lance Taylor <ian@airs.com>
3001 PR tree-optimization/13000
3002 * tree-inline.c: Include "tree-flow.h".
3003 (expand_call_inline): If warn_return_type, warn if non-void inline
3004 function falls through.
3005 * tree-cfg.c (execute_warn_function_return): Don't warn about
3006 control reaching end if TREE_NO_WARNING is set. Set
3008 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3010 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3011 branch if we don't need one.
3012 * c-typeck.c: Include "tree-flow.h"
3013 (c_finish_bc_stmt): Don't add a goto if the current statement
3014 list doesn't fall through to the current point.
3016 2005-01-21 Roger Sayle <roger@eyesopen.com>
3018 PR rtl-optimization/576
3019 * real.c (real_arithmetic): Change return type from void to bool
3020 to return an indication that the result may be inexact.
3021 * real.h (real_arithmeric): Update prototype.
3022 * fold-const.c (const_binop): Don't constant fold floating
3023 point expressions when the user specifies -frounding-math and
3024 the result may depend upon the run-time rounding mode.
3025 (fold_convert_const_real_from_real): Clean-up.
3026 (fold_initializer): Ignore flag_rounding_math for initializers.
3027 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3028 constant fold FP operations with flag_rounding_math if the
3029 result may depend upon the run-time rounding mode.
3031 2005-01-21 Tom Tromey <tromey@redhat.com>
3033 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3035 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3037 * tree-cfg.c: Fix comment typos.
3039 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3041 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3042 around the call to rest_of_handle_branch_target_load_optimize.
3044 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3046 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3047 (sparc64-*-openbsd*): Likewise.
3048 (sparclite-*-elf*): Include tm-dwarf2.h.
3049 (sparc86x-*-elf*): Likewise.
3050 (sparc64-*-elf*): Likewise.
3051 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3052 (DBX_DEBUGGING_INFO): Likewise.
3053 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3054 (PREFERRED_DEBUGGING_TYPE): Likewise.
3055 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3056 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3057 (PREFERRED_DEBUGGING_TYPE): Likewise.
3058 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3059 (PREFERRED_DEBUGGING_TYPE): Likewise.
3060 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3062 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3065 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3067 2005-01-20 Paul Brook <paul@codesourcery.com>
3069 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3071 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3073 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3074 label is first in a sequence of labels.
3076 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3078 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3079 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3081 * doc/sourcebuild.texi (Test Directives): New.
3083 2005-01-20 Roger Sayle <roger@eyesopen.com>
3085 * real.c (real_floor): Don't leave the result uninitialized when
3086 mode is VOIDMode, but return the unrounded intermediate value.
3087 (real_ceil): Likewise.
3089 2005-01-20 Paul Brook <paul@codesourcery.com>
3091 * config/arm/arm.md (insv): Use gen_int_mode.
3093 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3095 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3096 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3097 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3098 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3099 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3101 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3104 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3105 fbreg, so we have to assume we can't.
3106 (loc_descriptor_from_tree_1): Ditto.
3107 (containing_function_has_frame_base): New function.
3108 (add_location_or_const_value_attribute): Use it.
3109 Also try to generate a frame_base from a single element location
3112 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3114 PR tree-optimization/15349
3115 * timevar.def (TV_TREE_MERGE_PHI): New.
3116 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3118 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3119 calls to tree_forwarder_block_p.
3120 (remove_forwarder_block_with_phi, merge_phi_nodes,
3121 gate_merge_phi, pass_merge_phi): New.
3122 * tree-optimize.c (init_tree_optimization_passes): Add
3124 * tree-pass.h: Add an extern for pass_merge_phi;
3126 2005-01-20 Richard Henderson <rth@redhat.com>
3129 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3130 (_mm_castps_pd, _mm_castps_si128): New.
3131 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3133 2005-01-20 Richard Henderson <rth@redhat.com>
3136 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3137 __builtin_ia32_vec_init_v2si.
3138 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3139 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3140 (ix86_init_mmx_sse_builtins): Create it.
3141 (ix86_expand_builtin): Expand it.
3142 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3143 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3144 (vec_extractv2si_0, vec_extractv2si_1): New.
3146 2005-01-20 Richard Henderson <rth@redhat.com>
3149 * config/i386/i386.c (ix86_expand_push): New.
3150 * config/i386/mmx.md (push<MMXMODE>1): New.
3151 * config/i386/sse.md (push<SSEMODE>1): New.
3152 * config/i386/i386-protos.h: Update.
3154 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3156 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3159 2005-01-20 Richard Henderson <rth@redhat.com>
3161 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3162 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3164 2005-01-19 Richard Henderson <rth@redhat.com>
3167 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3168 to V4SFmode in SSE1 fallback load path.
3170 2005-01-19 Richard Henderson <rth@redhat.com>
3172 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3173 in QImode expansion to ix86_expand_vector_set.
3174 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3176 2005-01-19 Richard Henderson <rth@redhat.com>
3179 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3180 subclass of the input class.
3181 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3182 Always true for cross-SSE1 classes. Rationalize conditionals.
3183 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3184 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3185 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3186 (movdi_2): Add MMX/SSE zeros.
3187 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3188 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3189 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3190 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3191 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3192 (zero_extendsidi2_rex64_1): Remove.
3193 (MOV0 peephole): Check GENERAL_REG_P.
3195 2005-01-19 Richard Henderson <rth@redhat.com>
3198 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3200 (ix86_expand_vector_extract): Likewise.
3202 2005-01-19 Richard Henderson <rth@redhat.com>
3205 * expr.c (emit_move_change_mode): New argument force; use
3206 simplify_gen_subreg if true.
3207 (emit_move_via_alt_mode): Merge into ...
3208 (emit_move_via_integer): ... here.
3209 (emit_move_ccmode): Use emit_move_change_mode directly.
3211 2005-01-19 Richard Henderson <rth@redhat.com>
3214 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3215 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3216 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3218 (alpha_emit_set_const): Likewise. Make static.
3219 (alpha_emit_set_long_const): Make static.
3220 (alpha_extract_integer): Split out from alpha_expand_mov.
3221 (alpha_split_const_mov): Likewise.
3222 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3223 (alpha_legitimate_constant_p): New.
3224 * config/alpha/alpha-protos.h: Update.
3225 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3226 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3227 * config/alpha/alpha.md (movsi): Add n alternative.
3228 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3229 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3230 (splitters for all of the above): Use alpha_split_const_mov.
3231 * config/alpha/predicates.md (non_add_const_operand): New.
3232 (non_zero_const_operand): New.
3233 (input_operand): Use alpha_legitimate_constant_p after reload.
3235 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3237 PR tree-optimization/19038
3238 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3239 (add_candidate): Add ivs with increment in latch only if
3240 allow_ip_end_pos_p is true.
3241 (determine_iv_cost): Use empty_block_p.
3243 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3245 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3246 (compute_dominance_frontiers): Ditto.
3248 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3251 * config/sh/t-rtems: New.
3252 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3254 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3256 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3257 the offset of the selected field.
3259 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3261 * tree-cfg.c (remove_forwarder_block): Fix the check to
3262 prevent a nonlocal label from appearing in the middle of a
3265 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3267 PR rtl-optimization/19462
3268 * reorg.c (find_end_label): Create return insn only if
3269 current_function_epilogue_delay_list is empty.
3271 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3273 * doc/passes.texi: Remove paragraph mentioning new-ra.
3275 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3277 PR rtl-optimization/15139
3278 * combine.c: Include params.h.
3279 (count_rtxs): New function.
3280 (record_value_for_reg): If replace_rtx would replace at least
3281 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3282 (clobber (const_int 0)) instead of TEM.
3283 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3284 * params.h (MAX_LAST_VALUE_RTL): New.
3285 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3286 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3289 * c-typeck.c (digest_init): Only call build_vector if all constructor
3290 elements are *_CST nodes.
3291 * gimplify.c (gimplify_init_constructor): Likewise.
3294 * c-typeck.c (digest_init): Only call build_vector if inside_init
3297 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3299 * toplev.c (init_asm_output): Remove dead #ifdef.
3301 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3303 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3305 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3307 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3308 accessing DECL_FUNCTION_CODE.
3309 * dojump.c (do_jump): Likewise.
3310 * gimplify.c (gimplify_call_expr): Likewise.
3311 * predict.c (expr_expected_value): Likewise.
3312 (strip_builtin_expect): Likewise.
3313 * tree-inline.c (estimate_num_insns_1): Likewise.
3314 * tree-ssa-loop-im.c (stmt_cost): Likewise
3315 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3316 (tree_expr_nonnegative_p): Likewise.
3318 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3320 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3321 variant of the load_pcrel_sym pattern.
3322 * config/sparc/sparc.md (P macro): Move to the top.
3323 (load_pcrel_sym): Macroize using P.
3324 (save_register_window): Likewise.
3326 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3328 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3331 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3334 * c-typeck.c (build_asm_expr): Strip nops off
3335 input memory operands.
3337 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3339 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3340 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3341 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3342 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3344 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3347 * config/i386/i386.c (override_options): If the 80387 is disabled,
3348 then do not return FP values using FP registers.
3350 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3352 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3353 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3354 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3355 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3356 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3357 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3358 output.h, postreload-gcse.c, postreload.c, recog.c,
3359 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3360 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3361 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3362 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3363 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3364 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3365 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3366 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3368 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3369 config/alpha/alpha.c, config/arm/vfp.md,
3370 config/i386/emmintrin.h, config/i386/i386-modes.def,
3371 config/i386/i386-protos.h, config/i386/i386.h,
3372 config/i386/pmmintrin.h, config/i386/ppro.md,
3373 config/i386/predicates.md, config/i386/xmmintrin.h,
3374 config/i860/i860.c, config/ia64/ia64-modes.def,
3375 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3376 config/ia64/ia64.md, config/ia64/itanium1.md,
3377 config/ia64/itanium2.md, config/ia64/predicates.md,
3378 config/iq2000/iq2000.h, config/mips/linux64.h,
3379 config/rs6000/aix41.h, config/rs6000/aix43.h,
3380 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3381 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3382 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3383 config/sparc/linux64.h, config/sparc/litecoff.h,
3384 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3385 config/sparc/sparc.h, config/sparc/sparc.md,
3386 config/sparc/sysv4-only.h: Update copyright.
3388 2005-01-18 Richard Henderson <rth@redhat.com>
3391 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3393 2005-01-18 Marc Espie <espie@openbsd.org>
3394 * config/i386/openbsdelf.h: Typo.
3396 2005-01-18 Richard Henderson <rth@redhat.com>
3398 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3399 special case for sse.
3400 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3402 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3404 * tree-inline.c (estimate_num_insns_1): Added cases for
3405 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3407 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3409 PR rtl-optimization/19296
3410 * combine.c (simplify_comparison): Rewrite the condition under
3411 which a non-paradoxical SUBREG of a PLUS can be lifted when
3412 compared against a constant.
3414 2005-01-18 Andi Kleen <ak@muc.de>
3416 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3417 * c.opt (-Wpointer-sign): Add.
3418 * doc/invoke.texi: (-Wpointer-sign): Add.
3420 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3422 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3423 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3424 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3425 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3426 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3427 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3428 for TARGET_MIX_SSE_I387.
3429 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3430 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3431 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3432 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3433 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3434 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3435 TARGET_MIX_SSE_I387.
3436 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3439 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3442 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3443 Add movaps alternative for xmm reg->reg move.
3445 2005-01-17 Jeff Law <law@redhat.com>
3447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3448 at the end of the main DOM loop rather than just before DOM exits.
3450 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3452 PR tree-optimization/19121
3453 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3454 adding aliases to a name tag, also add them to the pointer's
3456 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3457 sensitive alias info at all. Only check that the two pointers
3458 have compatible pointed-to sets.
3459 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3460 a pointer's type tag is a superset of the alias set of the
3463 2005-01-17 James E Wilson <wilson@specifixinc.com>
3466 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3467 comment to document why.
3469 2005-01-17 Richard Henderson <rth@redhat.com>
3471 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3472 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3473 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3474 sse2_vmsminv2df3_finite): New.
3475 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3476 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3477 Force op1 into register.
3479 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3481 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3482 bubblestrap from always rebuilding build directory.
3484 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3486 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3487 ("*cmpmem_short"): Likewise.
3489 2005-01-17 Steven Bosscher <stevenb@suse.de>
3491 * basic-block.h: Document BB_* flags.
3492 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3493 use an sbitmap instead.
3494 * sched-rgn.c (compute_trg_info): Likewise.
3496 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3498 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3499 redundant target_cpu_default and extra_parts lines. Use the default
3501 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3502 (SUBTARGET_EXTRA_SPECS): Delete.
3503 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3504 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3505 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3506 and "n32" for -mabi=n32.
3508 2005-01-17 Ian Lance Taylor <ian@airs.com>
3511 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3512 fold constant variables into initial values.
3514 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3516 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3518 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3519 through the statements backward.
3521 2005-01-17 Ian Lance Taylor <ian@airs.com>
3523 PR middle-end/13127:
3524 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3525 a variable set to the return value of the inlined function.
3527 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3529 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3530 when modes are tieable.
3532 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3534 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3535 of pthread_create to find out if threads are enabled.
3536 * gthr-posix95.h (__gthread_active_p): Likewise.
3538 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3540 * common.opt (-fnew-ra): Remove.
3542 * toplev.h (flag_new_regalloc): Remove.
3543 * Makefile.in (ra*.*): Don't mention.
3544 * passes.c (rest_of_handle_new_regalloc): Remove.
3545 (rest_of_handle_combine, rest_of_compilation): Always consider
3546 flag_new_regalloc as false.
3547 * doc/invoke.texi: Don't document -fnew-ra.
3549 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3551 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3552 last parameter to reg_scan.
3553 * loop.c (loop_optimize): Likewise.
3554 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3555 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3556 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3557 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3558 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3559 * regclass.c (reg_scan): Likewise, for the declaration.
3560 * rtl.h (reg_scan): Likewise, for the prototype.
3562 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3564 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3565 mark_dfs_back_edges.
3567 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3569 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3570 (compute_avail): Uses don't go in tmp_gen.
3572 2005-01-16 Steven Bosscher <stevenb@suse.de>
3574 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3575 loop to look for a free slot in a page entry.
3577 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3580 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3581 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3582 just before targetm.asm_out.file_end.
3583 * tree.h (process_pending_assemble_output_defs): Declare.
3584 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3586 (assemble_alias): Defer generation of assembly code for defines when
3587 TARGET_DEFERRED_OUTPUT_DEFS is true.
3588 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3589 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3590 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3592 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3595 * pa.c (pa_scalar_mode_supported_p): New function.
3596 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3597 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3599 * pa-protos.h (prefetch_operand): Delete.
3600 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3601 * pa.c (prefetch_operand): Delete.
3602 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3603 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3604 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3605 and prefetch_nocc_operand.
3606 * pa.md (prefetch): Rework to avoid reload problems handling short
3607 displacements when a cache control completer needs to be provided.
3608 (prefetch_32, prefetch_64): Delete.
3609 (prefetch_cc, prefetch_nocc): New patterns.
3611 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3613 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3615 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3618 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3619 exceeds maximum alignment for global common data.
3620 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3621 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3623 2004-01-15 Roger Sayle <roger@eyesopen.com>
3625 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3627 2004-01-15 Roger Sayle <roger@eyesopen.com>
3629 * harg-reg-set.h (reg_class_names): Prototype global array.
3630 * regclass.c (reg_class_names): Declare here and initialize to
3632 (dump_regclass): Remove local declaration of reg_class_names.
3633 (regclass): Likewise.
3634 * cfg.c (dump_flow_info): Likewise.
3635 * ra-debug.c (reg_class_names): Likewise.
3636 * regrename.c (reg_class_names): Likewise.
3637 * reload.c (reg_class_names): Likewise.
3638 * reload1.c (spill_failure): Likewise.
3639 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3641 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3643 * config/s390/s390.md ("reload_outti"): Remove predicate for
3644 output operand. Abort if operand is not a MEM.
3645 ("reload_outdi", "reload_outdf"): Likewise.
3647 2005-01-15 Marc Espie <espie@openbsd.org>
3649 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3650 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3651 * config/openbsd.h: Fix C++ includes for native configurations.
3652 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3653 Add trampoline support.
3654 * config/i386/openbsdelf.h: New.
3656 2005-01-15 Marc Espie <espie@openbsd.org>
3658 * collect2.c (main): Explicitly parse -dynamic-linker option.
3660 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3662 PR tree-optimization/19060
3663 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3664 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3665 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3666 and handle extract_range_from_cond returning false.
3667 * fold-const.c (fold): Optimize comparisons with min/max even for
3668 width > HOST_BITS_PER_WIDE_INT.
3670 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3672 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3673 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3674 Remove little endian multilib variants.
3675 Add mips32 multilib variant.
3677 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3679 * explow.c (copy_all_reg, stabilize): Remove.
3680 * expr.h: Remove the corresponding prototypes.
3682 * rtlanal.c (regs_set_between_p): Remove.
3683 * rtl.h: Remove the corresponding prototype.
3685 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3687 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3688 to rs6000_nonimmediate_operand.
3689 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3690 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3691 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3692 rs6000_nonimmediate_operand.
3693 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3694 rs6000_nonimmediate_operand.
3696 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3698 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3700 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3702 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3704 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3705 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3707 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3708 (rs6k_nonimmediate_operand): New.
3709 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3711 (legitimate_lo_sum_address_p): Same.
3712 (rs6000_legitimize_address): Same.
3713 (rs6000_legitimize_reload_address): Same.
3714 (rs6000_legitimate_address): Same.
3715 (spe_build_register_parallel): Pass DF and DC modes in a DI
3718 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3719 to rs6k_nonimmediate_operand.
3721 * config/rs6000/spe.md ("*frob_df_di"): New.
3722 ("*frob_di_df"): New.
3723 ("*frob_di_df_2"): New.
3724 ("*mov_sidf_e500_subreg0"): New.
3725 ("*mov_sidf_e500_subreg4"): New.
3726 ("*movdf_e500_double"): Change predicate to
3727 rs6k_nonimmediate_operand.
3729 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3731 * postreload.c (move2add_note_store): Only call
3732 trunc_int_for_mode on scalar integers.
3734 2005-01-14 Steven Bosscher <stevenb@suse.de>
3736 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3737 replace BB_VISITED uses.
3738 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3739 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3740 (tree_dce_done): Free visited_control_parents.
3741 (perform_tree_ssa_dce): Allocate and clear it.
3742 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3743 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3744 instead of BB_VISITED.
3746 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3748 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3749 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3750 Remove unused prototypes.
3752 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3754 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3755 64-bit register usage.
3756 (spe_func_has_64bit_regs_p): Add FIXME note.
3758 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3760 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3761 flag_finite_math_only with flag_unsafe_math_optimizations.
3763 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3765 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3767 (__tpf_eh_return): Copy TPF private stack area from the module
3768 boundary stack frame. Add check for when module addresses are
3769 equal, but no stub address is found.
3771 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3774 * arm.h (struct machine_function): Add call_via field.
3775 (thumb_call_via_label): Declare.
3776 * arm.c (thumb_call_via_label): New variable.
3777 (thumb_call_reg_needed): New variable.
3778 (arm_output_function_epilogue): For Thumb code, output any per-function
3779 call-indirect trampolines.
3780 (thumb_call_via_reg): New function.
3781 (arm_file_end): New function.
3782 (TARGET_ASM_FILE_END): Call arm_file_end.
3783 (aof_file_end): Likewise.
3784 * arm-protos.h (thumb_call_via_reg): Declare.
3785 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3786 thumb_call_via_reg in normal case.
3788 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3791 PR rtl-optimization/19348
3792 * recog.c (peephole2_optimize): Do global life update if some peephole
3793 decides it doesn't need at least one of its inputs and that change
3794 influences liveness at the start of the basic block.
3796 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3797 arguments instead of 1.
3799 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3802 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3803 zero for nested functions needing a static chain or functions
3804 with a non-constant address.
3806 2005-01-13 Roger Sayle <roger@eyesopen.com>
3808 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3809 (and (sign_extend X) C) into (zero_extend (and X C)).
3811 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3813 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3815 2005-01-13 Richard Henderson <rth@redhat.com>
3820 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3821 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3822 not just TARGET_SSE.
3823 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3824 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3825 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3826 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3827 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3828 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3829 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3830 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3831 (movdicc_c_rex64): Rename with '*'.
3832 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3833 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3834 (movsfcc_1_387): Rename from movsfcc_1.
3835 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3836 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3837 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3838 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3839 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3840 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3841 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3842 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3843 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3844 sse_movdfcc_const0_4): Remove.
3845 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3846 recognize min/max early. Update for changed sse cmove patterns.
3847 (ix86_split_sse_movcc): New.
3848 * config/i386/i386-protos.h: Update.
3850 2005-01-13 Steven Bosscher <stevenb@suse.de>
3852 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3853 (fix_stmt_v_may_defs): Likewise.
3855 2005-01-13 Richard Henderson <rth@redhat.com>
3857 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3858 for converting the mask.
3860 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3862 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3865 2005-01-13 Richard Henderson <rth@redhat.com>
3867 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3868 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3869 IX86_BUILTIN_MOVDQ2Q): Remove.
3870 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3871 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3872 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3874 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3875 (sse2_pextrw): Fix immediate constraint.
3876 (sse2_loadq, sse2_loadq_rex64): Remove.
3877 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3878 Use __builtin_ia32_vec_ext_<size>.
3879 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3881 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3883 * function.c (assign_parm_setup_block): Look inside original
3884 entry_parm when inspecting PARALLEL.
3886 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3887 Joel Sherrill <joel@oarcorp.com>
3890 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3891 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3892 rtems_gxx_recursive_mutex_init.
3893 (__gthread_recursive_mutex_lock): New function.
3894 (__gthread_recursive_mutex_trylock): Likewise.
3895 (__gthread_recursive_mutex_unlock): Likewise.
3897 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3899 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3901 2005-01-13 Jan Beulich <jbeulich@novell.com>
3903 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3904 (ashrti3_internal): Indicate output is early clobber. Generate result
3905 into output rather than first input. Use move for low word of output
3906 if shift count is exactly 64.
3907 (lshrti3_internal): Likewise.
3909 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3913 * reload1.c (delete_output_reload): Don't delete an output reload
3914 if the pseudo lives longer than a single basic block. Adjust and
3915 improve wording of comment.
3917 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3920 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3921 of TYPE_SIZE where we mean the number of bytes.
3923 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3925 * function.c (assign_parm_setup_block): Relax condition on
3926 multi-register optimization.
3928 2005-01-12 Nick Clifton <nickc@redhat.com>
3930 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3931 an "in_delay_slot" attribute of "no" to prevent them being used in
3932 delay slots. This is forbidden because they might generate
3935 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3938 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3941 2005-01-12 Nick Clifton <nickc@redhat.com>
3943 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3944 passed on to GAS) but do not define, as GAS no longer supports or
3945 needs the -m2000 option.
3947 2005-01-11 Roger Sayle <roger@eyesopen.com>
3949 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3950 type as args of unprototyped builtins aren't automatically promoted.
3951 (fold_builtin_abs): Likewise.
3953 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * Makefile.in: Set a `build-warn' variable.
3957 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3959 PR tree-optimization/17949
3960 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3961 (find_interesting_uses_address): Use it.
3963 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3965 * regrename.c (kill_value): Handle subreg's that won't simplify.
3967 2005-01-11 Richard Henderson <rth@redhat.com>
3970 * config/i386/i386.h (enum ix86_builtins): Move ...
3971 * config/i386/i386.c: ... here.
3972 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3973 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3974 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3975 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3976 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3977 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3978 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3979 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3980 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3981 IX86_BUILTIN_LOADDDUP): Remove.
3982 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3983 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3984 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3985 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3986 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3987 (ix86_init_builtins): Make static.
3988 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3989 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3990 if all the modes match. Otherwise, fake it.
3991 (get_element_number, ix86_expand_vec_init_builtin,
3992 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3993 (ix86_expand_builtin): Make static. Update for changed builtins.
3994 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3995 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3996 (ix86_expand_vector_init_duplicate): New.
3997 (ix86_expand_vector_init_low_nonzero): New.
3998 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3999 Split out from ix86_expand_vector_init; handle integer modes.
4000 (ix86_expand_vector_init): Use them.
4001 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4002 * config/i386/i386-protos.h: Update.
4003 * config/i386/predicates.md (reg_or_0_operand): New.
4004 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4005 (movv2sf_internal): Likewise. And a splitter to match them all.
4006 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4007 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4008 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4009 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4010 (mmx_pinsrw): Fix operand ordering.
4011 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4012 rather than sse_loadss expander.
4013 (movv2df splitter): Similarly.
4014 (sse_loadss, sse_loadlss): Remove.
4015 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4016 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4017 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4018 (sse3_movddup): Rename with '*'.
4019 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4020 (sse2_loadsd): Remove.
4021 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4022 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4023 (sse2_pinsrw): Fix argument ordering.
4024 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4025 (sse2_stored): Remove 'r' destination.
4026 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4027 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4028 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4029 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4030 vec_extractv16qi, vec_initv16qi): New.
4032 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4033 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4034 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4036 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4037 (_mm_load_si128, _mm_store_si128): Likewise.
4038 (_mm_load1_pd): Use _mm_set1_pd.
4039 (_mm_load_sd): Use _mm_set_sd.
4040 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4041 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4042 (_mm_set_epi64): Use _mm_set_epi64x.
4043 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4044 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4045 _mm_setr_epi8): Use _mm_set_foo form.
4046 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4047 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4048 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4049 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4050 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4051 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4052 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4053 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4054 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4055 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4056 (_mm_movedup_pd): Use _mm_shuffle_pd.
4057 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4058 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4059 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4060 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4062 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4063 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4064 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4065 (_mm_store_ps): Use raw dereference.
4066 (_mm_store1_ps): Use _mm_storeu_ps.
4067 (_mm_storer_ps): Use _mm_store_ps.
4068 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4069 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4071 2005-01-11 Stan Shebs <shebs@apple.com>
4073 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4074 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4076 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4079 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4080 Skip all DECLs except for FIELD_DECLs.
4082 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4084 * config/s390/s390.c (override_options): Return error if
4085 -mbackchain, -mpacked-stack and -mhard-float are used together.
4086 (s390_va_start): Remove the backchain && packed-stack special case.
4087 (s390_gimplify_va_arg): Likewise.
4088 * doc/invoke.texi: Remove the ABI incompatibility note.
4090 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4092 * config/s390/s390.c (struct s390_frame_layout): Remove
4094 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4095 save_backchain_p with TARGET_BACKCHAIN.
4097 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4100 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4101 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4102 * function.c (locate_and_pad_parm): Set new field.
4103 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4104 Tweak where_pad test to include "none". Always set mem align for
4106 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4107 not sufficient for type.
4108 (assign_parm_setup_block): If stack_parm is zero on entry, always
4109 make a new stack local. Block move old stack parm if necessary
4110 to new aligned stack local.
4111 (assign_parm_setup_stack): Use a block move to handle
4112 potentially misaligned entry_parm.
4113 (assign_parms_unsplit_complex): Specify required alignment when
4114 creating stack local.
4115 * calls.c (compute_argument_addresses): Override alignment of stack
4116 arg calculated from its type with the alignment given by
4117 FUNCTION_ARG_BOUNDARY.
4118 (store_one_arg): Likewise.
4120 2005-01-11 Jan Beulich <jbeulich@novell.com>
4122 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4123 Change respective itanium_class attribute to ialu.
4124 (shladdp4_internal): New.
4125 * config/ia64/predicates.md (shladd_log2_operand): New.
4127 2005-01-11 Richard Henderson <rth@redhat.com>
4129 * expr.c (store_constructor): Use rtvec_alloc instead of
4130 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4132 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4134 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4136 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4138 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4139 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4140 (TARGET_RWRELOC): Define.
4141 (ia64_rwreloc_section_type_flags): Delete.
4142 (ia64_section_type_flags): New function.
4143 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4144 (TARGET_RWRELOC): Define.
4146 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4149 * config/ia64/ia64.c (process_set): For alloc insn, only call
4150 process_epilogue is !frame_pointer_needed.
4152 2005-01-10 Roger Sayle <roger@eyesopen.com>
4155 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4156 unary operator and can't be treated as a binary/comparison operator.
4158 2005-01-10 Richard Henderson <rth@redhat.com>
4160 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4161 (ix86_return_in_memory): Likewise.
4162 (function_arg_advance): Likewise. Mirror structure in function_arg
4163 for choosing register to advance.
4165 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4167 * tree-vectorizer.c, tree.def: Fix comment typos.
4169 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4171 * config/s390/s390.c (struct processor_costs): 4 new fields:
4172 ddbr, ddr, debr, der.
4173 (s390_rtx_costs): More precise handling of divide instructions.
4175 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4177 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4179 2005-01-10 Jan Beulich <jbeulich@novell.com>
4181 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4182 names resulting from -ffunction-sections/-fdata-sections and linkonce
4184 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4185 based on the section name. Rearrange the section name comparison logic
4186 slightly so that each section name is compared against at most once.
4188 2005-01-10 Ben Elliston <bje@au.ibm.com>
4190 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4191 targets for which -fPIC reduces limitations on the GOT size.
4193 2005-01-09 Falk Hueffner <falk@debian.org>
4195 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4198 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4201 * collect2.c (main): Set aixrtl_flag for -brtl option.
4202 (resolve_lib_name): Search for .so file extension before .a
4205 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4207 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4208 (vect_analyze_data_refs_alignment): Add dump prints.
4210 2005-01-09 Ira Rosen <irar@il.ibm.com>
4212 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4213 expr_invariant_in_loop_p.
4214 Initialize outputs first thing in the function.
4215 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4216 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4217 (vect_analyze_pointer_ref_access): Check that the initial condition of
4218 the access function is loop invariant.
4220 2005-01-09 Richard Henderson <rth@redhat.com>
4222 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4223 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4224 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4225 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4226 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4227 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4228 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4229 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4230 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4231 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4232 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4233 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4234 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4235 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4236 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4237 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4238 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4239 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4240 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4241 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4242 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4243 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4244 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4246 (mmx_clrdi, pavgusb): Remove.
4247 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4248 with leading sse_ prefix.
4249 * config/i386/sse.md: Receive them.
4250 * config/i386/mmx.md: New file.
4251 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4252 (subrv2sf3): Turn into expander for normal subtraction.
4253 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4254 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4255 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4256 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4257 commutative; use ix86_binary_operator_ok.
4258 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4259 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4260 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4261 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4262 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4263 Macroize from existing patterns; use ix86_binary_operator_ok.
4264 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4265 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4266 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4267 with vec_select+vec_concat.
4268 (mmx_pshufw, mmx_pshufw_1): Likewise.
4269 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4270 (mmx_uavgv4hi3): Model correctly.
4271 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4272 _mm_xor_si64): Remove casts.
4274 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4276 PR tree-optimization/19224
4277 * tree-scalar-evolution.c (get_instantiated_value,
4278 set_instantiated_value): New functions.
4279 (instantiate_parameters_1): Cache the results.
4280 (instantiate_parameters, resolve_mixers): Initialize and free
4283 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4285 * config/i386/i386.md (addhi_4): Correct reference in comment.
4288 2005-01-08 Richard Henderson <rth@redhat.com>
4290 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4291 (_mm_cvtsi128_si64x): Likewise.
4292 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4293 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4294 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4295 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4296 * config/i386/i386-protos.h: Update.
4297 * config/i386/i386.c (print_operand): Add 'H'.
4298 (ix86_fixup_binary_operands): Split out from ...
4299 (ix86_expand_binary_operator): ... here.
4300 (ix86_fixup_binary_operands_no_copy): New.
4301 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4302 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4303 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4304 (safe_vector_operand): Use CONST0_RTX.
4305 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4306 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4307 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4308 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4310 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4311 (IX86_BUILTIN_CMPNGESS): New.
4312 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4313 (attr type): Add sselog1.
4314 (attr unit, attr memory): Handle it.
4315 (movti, movti_internal, movti_rex64): Move near other integer moves.
4316 (movtf, movtf_internal): Move near other fp moves.
4317 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4318 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4319 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4320 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4321 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4322 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4323 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4324 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4325 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4326 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4327 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4328 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4329 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4330 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4331 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4332 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4333 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4334 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4335 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4336 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4337 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4338 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4339 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4340 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4341 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4342 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4343 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4344 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4345 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4346 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4347 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4348 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4349 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4350 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4351 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4352 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4353 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4354 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4355 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4356 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4357 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4358 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4359 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4360 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4362 (SSEPUSH, push<SSEPUSH>): Remove.
4363 (MMXPUSH, push<MMXPUSH>): Remove.
4364 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4365 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4366 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4367 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4368 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4369 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4370 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4371 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4372 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4373 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4374 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4375 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4376 (ppro_sse_log_V4SF): Handle sselog1.
4377 * config/i386/predicates.md (const_0_to_1_operand): New.
4378 (const_0_to_255_mul_8_operand): New.
4379 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4380 (const_2_to_3_operand, const_4_to_7_operand): New.
4381 * config/i386/sse.md: New file.
4382 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4383 (sse_movups): Rename from sse_movups_1.
4384 (sse_loadlss): Rename from sse_loadss_1.
4385 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4387 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4388 (absv4sf2, negv2df, absv2df): New.
4389 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4390 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4391 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4392 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4393 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4394 (sse3_addsubv4sf3): Model correctly.
4395 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4396 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4397 (sse_movhlps): Model with vec_select+vec_concat.
4398 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4399 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4400 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4401 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4402 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4403 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4404 sse2_pshufhw_1): Likewise.
4405 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4406 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4407 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4408 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4409 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4410 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4411 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4412 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4413 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4414 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4415 sminv8hi3): Mark commutative
4416 operands. Use ix86_binary_operator_ok.
4417 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4418 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4419 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4420 sse2_punpcklqdq): Allow operand2 in memory.
4421 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4422 sse2_movsd): Add memory alternatives.
4423 (sse_storelps): Turn expander into an insn; split after reload.
4424 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4425 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4427 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4429 * configure.ac (DWARF-2 debug_line): Use objdump.
4430 * configure: Regenerate.
4432 2005-01-08 Jeff Law <law@redhat.com>
4433 Diego Novillo <dnovillo@redhat.com>
4435 PR tree-optimization/18241
4436 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4437 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4438 statements with volatile operands.
4439 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4440 operands after marking a statement with has_volatile_ops.
4442 2005-01-08 Roger Sayle <roger@eyesopen.com>
4444 * tree.c (int_fits_type_p): Always honor integer constant
4445 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4447 2005-01-08 Roger Sayle <roger@eyesopen.com>
4449 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4450 the latent bug in rtl_delete_block has been resolved.
4452 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4454 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4455 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4457 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4459 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4460 library as @multilib_dir@/$(SHLIB_SONAME).
4462 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4464 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4465 * configure: Regenerate.
4467 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4469 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4472 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4475 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4476 Convert non-word aligned offset address using ld/std into
4479 2005-01-07 Richard Henderson <rth@redhat.com>
4481 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4483 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4485 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4487 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4489 PR tree-optimization/19283
4490 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4491 is not shorter than the original type.
4493 PR rtl-optimization/19012
4494 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4496 PR rtl-optimization/18861
4497 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4498 (FULL_STATE): Define.
4499 (mark_tablejump_edge): New function.
4500 (purge_dead_tablejump_edges): New function.
4501 (find_bb_boundaries): Use it.
4503 PR tree-optimization/18828
4504 * builtins.c (expand_builtin_next_arg): Remove argument and all
4505 the argument checking.
4506 (expand_builtin): Adjust caller.
4507 (expand_builtin_va_start): Likewise. Remove error for too many
4509 (fold_builtin_next_arg): Issue error for too many arguments.
4510 After checking arguments, replace them with magic arguments that
4511 prevent further checking of the args.
4513 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4515 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4517 2005-01-06 Roger Sayle <roger@eyesopen.com>
4520 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4521 and %{.S:...} (and their negative variants) to test whether the
4522 input file is assembler or pre-processed-assembler independent of
4523 the actual filename extension.
4525 2005-01-06 Roger Sayle <roger@eyesopen.com>
4527 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4528 of sign or zero extended values.
4530 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4532 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4533 for IBM long double format correctly.
4535 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4537 Fix PR tree-optimization/18792
4539 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4540 to first_loop_depth, and use loop depth instead of loop number.
4541 (build_classic_dir_vector): Ditto.
4542 (compute_data_dependences_for_loop): Use depth, not loop number.
4543 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4544 number. Pass in loops, instead of loop numbers.
4545 (gather_interchange_stats): Ditto.
4546 (linear_transform_loops): Ditto.
4548 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4551 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4552 biv_fits_mode_p, extension_within_bounds_p): New functions.
4553 (check_ext_dependent_givs): Use them.
4555 2005-01-06 Roger Sayle <roger@eyesopen.com>
4557 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4558 more than one barrier, in which case we should delete them all.
4560 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4562 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4564 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4566 Fix PR middle-end/19286
4568 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4569 output this subprogram, simply ignore this attempt to do it again.
4570 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4571 origin attribute if it's not possible.
4572 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4573 (decls_for_scope): Ditto.
4574 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4575 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4577 2005-01-05 Richard Henderson <rth@redhat.com>
4580 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4581 (bdesc_2arg): Use it.
4582 (ix86_expand_binop_builtin): Force operands into registers
4584 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4585 ix86_expand_sse_compare, ix86_expand_sse_comi,
4586 ix86_expand_builtin): Likewise.
4588 2005-01-05 Richard Henderson <rth@redhat.com>
4590 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4592 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4593 (mulv4hi3): Set itanium_class mmmul.
4594 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4595 (fpack): Rename from fpack_sfsf.
4597 2005-01-05 Richard Henderson <rth@redhat.com>
4600 * reload1.c (do_input_reload): Restrict the optimization deleteing
4601 a previous output reload to RELOAD_FOR_INPUT.
4603 2005-01-05 Steven Bosscher <stevenb@suse.de>
4605 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4606 comment that we fall through after case.
4607 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4608 (distribute_links): Likewise.
4609 * cse.c (cse_insn): Likewise.
4610 * cselib.c (cselib_invalidate_mem): Likewise.
4611 * df.c: Update comments at the top of the file.
4612 (read_modify_subreg_p): Update comments here too.
4613 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4614 * flow.c (mark_set_1): Likewise.
4615 (mark_used_regs): Likewise.
4616 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4617 (canon_list_insert): Likewise.
4618 (mark_set): Likewise.
4619 (try_replace_reg): Likewise.
4620 (store_killed_in_insn): Likewise.
4621 * loop.c (count_one_set): Likewise.
4622 (basic_induction_var): Likewise.
4623 * postreload-gcse.c (find_mem_conflicts): Likewise.
4624 * postreload.c (reload_combine_note_store): Likewise.
4625 (move2add_note_store): Likewise.
4626 * reload.c (find_equiv_reg): Likewise.
4627 (mark_referenced_resources): Likewise.
4628 * rtlanal.c (set_noop_p): Likewise.
4629 (note_stores): Likewise.
4630 (note_uses): Likewise.
4631 * sched-deps.c (sched_analyze_1): Likewise.
4632 * sched-rgn.c (check_live_1): Likewise.
4633 (update_live_1): Likewise.
4634 * config/i860/i860.c: Likewise.
4636 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4638 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4640 * doc/rtl.texi: Update documentation for bit-fields and SET.
4642 2005-01-05 Roger Sayle <roger@eyesopen.com>
4644 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4646 2005-01-05 Jan Hubicka <jh@suse.cz>
4647 Richard Henderson <rth@redhat.com>
4650 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4653 2005-01-05 Richard Henderson <rth@redhat.com>
4656 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4657 (sse_shufps): Change operand 3 to const_int_operand.
4658 (sse2_storelps): Fix typo in template.
4659 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4660 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4661 (ix86_expand_builtin): Likewise.
4663 2005-01-05 Julian Brown <julian@codesourcery.com>
4665 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4666 as aggregates for AAPCS ABIs.
4668 2005-01-05 Stan Shebs <shebs@apple.com>
4670 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4671 Mach-O getters if ppc64.
4672 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4674 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4675 signed four-byte field for global code case.
4676 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4678 2005-01-05 Roger Sayle <roger@eyesopen.com>
4681 * c-common.c: Include real.h.
4682 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4683 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4684 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4685 * Makefile.in (c-common.o): Update dependencies.
4687 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4689 * c-parse.in (asm_string): Add trailing semicolon.
4691 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4693 * c-parse.in (asm_string): New. Don't allow wide strings in
4695 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4696 asm_string instead of STRING.
4698 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4700 * c-typeck.c (constructor_no_implicit): Remove.
4701 (set_designator, process_init_element): Don't check
4702 constructor_no_implicit.
4704 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4705 Kaz Kojima <kkojima@gcc.gnu.org>
4708 * lcm.c (create_pre_exit): New.
4709 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4710 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4712 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4714 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4715 -msoft-float in target_float_switch.
4716 * arm.c (arm_override_options): Fix processing of target_float_switch.
4718 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4720 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4723 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4725 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4726 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4728 2005-01-04 Roger Sayle <roger@eyesopen.com>
4730 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4731 if deleting the then-block allows the test-block to fallthru to the
4734 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4737 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4738 after the full declaration if the are in two different TUs.
4740 2005-01-04 Richard Henderson <rth@redhat.com>
4743 * tree-sra.c (generate_one_element_init): Just
4744 call gimplify_and_add.
4745 (generate_element_init): Record the
4746 new referenced variables and mark them for renaming
4747 and split out to ...
4748 (generate_element_init_1): This.
4749 (scalarize_init): Don't call push_gimplify_context/
4750 pop_gimplify_context.
4752 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4754 * toplev.c (get_src_pwd): Handle failure of getpwd().
4756 2005-01-04 Roger Sayle <roger@eyesopen.com>
4758 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4760 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4761 all the cases handled by it are inverted by invert_truthvalue.
4763 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4765 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4766 (save_register_windowsi): Likewise.
4768 2005-01-04 Richard Henderson <rth@redhat.com>
4770 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4772 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4775 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4776 any simplifications of vector mode comparison operators.
4777 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4779 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4780 Devang Patel <dpatel@apple.com>
4782 PR tree-optimization/18308
4783 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4784 the operands before creating a new expression.
4785 * dojump.c (do_jump): Make drop_through_label available
4786 for all cases. Add expansion of COND_EXPR.
4788 2005-01-04 Ira Rosen <irar@il.ibm.com>
4790 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4791 INTEGER_CST instead of TREE_CONSTANT.
4792 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4793 instead of TREE_CONSTANT.
4794 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4795 instead of TREE_CONSTANT.
4797 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4799 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4801 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4804 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4805 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4807 2005-01-03 Richard Henderson <rth@redhat.com>
4809 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4810 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4811 fold_convert_const_real_from_real): Split out from ...
4812 (fold_convert_const): ... here.
4814 2005-01-03 Richard Henderson <rth@redhat.com>
4817 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4818 (mov<MMXMODEI>_internal): Likewise.
4819 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4820 Add V2SF case; use it for SSE1; don't use TI.
4821 (movdf_integer): Likewise.
4822 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4824 2005-01-03 Ira Rosen <irar@il.ibm.com>
4826 * tree-vectorizer.c (vect_strip_conversions): New function.
4827 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4828 check for binary class.
4830 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4834 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4836 * gimple-low.c (mark_blocks_with_used_vars): New function.
4837 (mark_blocks_with_used_subblocks): Ditto.
4838 (mark_used_blocks): Ditto.
4839 (pass_mark_used_blocks): New pass.
4840 * tree-inline.c: Include debug.h.
4841 (expand_call_inline): Call outlining_inline_function here.
4842 * tree-optimize.c (init_tree_optimization_passes): Add
4843 pass_mark_used_blocks.
4844 * tree-pass.h (pass_mark_used_blocks): New.
4845 * Makefile.in (tree-inline.o): Add debug.h dependency.
4847 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4849 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4850 VAR_DECLs to have weak_import attribute.
4852 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4855 2004-01-03 Steven Bosscher <stevenb@suse.de>
4857 * passes.c (rest_of_compilation): Don't run regmove if only
4858 flag_expensive_optimizations, require flag_regmove instead.
4860 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4862 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4864 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4865 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4866 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4867 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4869 2005-01-03 Richard Henderson <rth@redhat.com>
4871 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4872 (ia64_const_ok_for_letter_p): New.
4873 (ia64_const_double_ok_for_letter_p): New.
4874 (ia64_extra_constraint): New.
4875 (ia64_expand_vecint_compare): New.
4876 (ia64_expand_vcondu_v2si): New.
4877 (ia64_expand_vecint_cmov): New.
4878 (ia64_expand_vecint_minmax): New.
4879 (ia64_print_operand): Add 'v'.
4880 (ia64_preferred_reload_class): New.
4881 (ia64_vector_mode_supported_p): New.
4882 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4883 (PREFERRED_RELOAD_CLASS): Move to function.
4884 (CONST_OK_FOR_LETTER_P): Move to function.
4885 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4886 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4887 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4888 (EXTRA_CONSTRAINT): Move to function.
4889 * config/ia64/ia64.md: Include vect.md.
4890 (itanium_class): Add mmalua.
4892 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4894 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4895 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4897 (const_int_2bit_operand): New.
4898 (fr_reg_or_0_operand): New.
4899 * config/ia64/ia64-modes.def: Add vector modes.
4900 * config/ia64/ia64-protos.h: Update.
4901 * config/ia64/vect.md: New file.
4903 2005-01-03 Richard Henderson <rth@redhat.com>
4905 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4907 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4910 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4912 (log1pdf2): Change mode of operands[0,1] to DFmode.
4914 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4916 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4917 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4918 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4919 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4920 SPARC_RELAXED_ORDERING.
4922 2005-01-03 Richard Henderson <rth@redhat.com>
4923 Uros Bizjak <uros@kss-loka.si>
4926 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4927 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4928 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4930 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4931 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4932 const_pow2_1_to_128_operand): New predicates.
4934 2005-01-02 Greg McGary <greg@mcgary.org>
4936 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4938 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4939 object. [ptr_type]: Remove unused variable.
4940 Remember nearest addressable array-element or record-component
4941 when checking bitfield components. Tolerate empty BIND_EXPR.
4943 2005-01-01 Richard Henderson <rth@redhat.com>
4945 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4946 that don't narrow the value. Fail for other conversions.
4948 2005-01-01 Richard Henderson <rth@redhat.com>
4951 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4952 * c-lang.c (finish_file): Don't do it here.
4953 * objc/objc-act.c (objc_finish_file): Likewise.
4955 * cgraph.c (decl_assembler_name_equal): New.
4956 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4957 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4958 * cgraph.h (struct cgraph_varpool_node): Add next.
4959 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4960 * varasm.c (assemble_alias): Mark the target as needed.
4962 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4965 * function.c (get_arg_pointer_save_area): Use entry_of_function
4966 instead of get_insns.
4968 2005-01-01 Roger Sayle <roger@eyesopen.com>
4969 Andrew Pinski <pinskia@physics.uc.edu>
4970 James E. Wilson <wilson@specifixinc.com>
4972 PR rtl-optimization/12092
4973 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4976 2005-01-01 Roger Sayle <roger@eyesopen.com>
4977 Olivier Hainque <hainque@act-europe.fr>
4979 * tree.c (int_fits_type_p): A narrower type always fits in a
4980 wider one, except for negative values into unsigned types.
4982 2005-01-01 Roger Sayle <roger@eyesopen.com>
4984 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4985 with the original constant rather than require TREE_OVERFLOW.
4987 2005-01-01 Steven Bosscher <stevenb@suse.de>
4990 * c-decl.c (finish_function): If compiling C99, annotate the
4991 compiler generated return with the current file name and line 0.
4992 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4993 the source line is greater than 0.
4994 (remove_bb): Likewise.
4996 See ChangeLog.12 for earlier changes.