1 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4 (rewrite_into_ssa): ... here.
6 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8 PR tree-optimization/19786
9 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10 tag to another's may-alias bitmap when adding to the other's list.
12 2005-02-21 DJ Delorie <dj@redhat.com>
14 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16 registers in unsupported ways.
17 * expmed.c (init_expmed): Likewise.
19 2005-02-21 Stan Cox <scox@redhat.com>
21 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
23 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
25 * tree-cfg.c (fold_cond_expr_cond): New.
26 (make_edges): Call fold_cond_expr_cond.
27 (find_taken_edge): Accept nothing but INTEGER_CST.
28 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
30 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
32 * flow.c (delete_dead_jumptables): Speed up by scanning insns
33 that do not belong to any basic block.
35 2005-02-21 Jeff Law <law@redhat.com>
37 * cfganal.c (find_unreachable_blocks): Manually CSE load of
40 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
42 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
43 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
44 Adjust their definitions.
45 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
46 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
48 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
49 genautomata.c, langhooks.c, langhooks.h, system.h,
50 config/arm/lib1funcs.asm: Update copyright.
52 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
54 * dbxout.c (dbxout_function_end): Emit Lscope label always.
56 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
59 * doc/install.texi: Document --with-gc.
61 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
63 * simplify-rtx.c (simplify_unary_operation): Add a missing
66 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
68 PR tree-optimization/18663
69 * tree-ssa-dom.c (extract_range_from_cond): Return 0
70 if the type has variable bounds.
72 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
74 * gcse.c: Remove an obsolete comment.
76 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
78 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
80 * doc/extend.texi (Function Attributes) <Attribute const>: The
81 attribute "pure" is below this text, not above.
83 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
85 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
86 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
87 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
89 2005-02-20 Zack Weinberg <zack@codesourcery.com>
92 * langhooks.h (struct lang_hooks): Add to_target_charset.
93 * langhooks.c (lhd_to_target_charset): New function.
94 * langhooks-def.h: Declare lhd_to_target_charset.
95 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
96 (LANG_HOOKS_INITIALIZER): Update.
97 * c-common.c (c_common_to_target_charset): New function.
98 * c-common.h: Declare it.
99 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
100 c_common_to_target_charset.
102 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
103 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
105 * system.h: Poison them.
106 * doc/tm.texi: Don't discuss them.
107 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
108 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
109 (pp_c_char): Do not attempt to generate letter escapes for
111 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
112 * config/mips/mips.c (mips_output_ascii): Likewise.
114 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
116 PR tree-optimization/19951
117 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
120 2005-02-19 Steven Bosscher <stevenb@suse.de>
123 * function.h (struct function): New field `max_loop_depth'.
124 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
125 (flow_loops_find): Reset the max loop depth count before finding loops.
126 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
127 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
128 (calculate_global_regs_live): Make sure the loop will terminate
129 when the initial sets are not empty.
131 2005-02-19 Zack Weinberg <zack@codesourcery.com>
133 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
135 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
137 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
140 * doc/invoke.texi: Remove documentation of %M spec.
142 (init_spec): Remove %M suffix from -lgcc_s.
143 (do_spec_1): Remove 'M' case.
144 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
145 to put shared libraries in the multilib directory. Remove the
146 shlib_so_soname substitution variable. Don't add a multilib encoding
147 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
148 reported by -print-multi-os-directory. Pass @multilib_dir@ to
149 SHLIB_INSTALL as well as SHLIB_LINK.
150 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
151 (SHLIB_NAME): Delete.
152 (SHLIB_DIR): New macro.
153 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
154 (SHLIB_INSTALL): Adjust accordingly.
155 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
156 * config/t-slibgcc-sld: Likewise.
157 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
158 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
159 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
161 (SHLIBUNWIND_INSTALL): Adjust accordingly.
162 * config/i386/t-nwld (SHLIB_SONAME): Delete.
163 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
164 Use @shlib_base_name@ instead of @shlib_so_name@.
165 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
166 and @shlib_base_name@.so in @multilib_dir@.
167 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
169 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
170 (SHLIB_LINK): Remove previous workaround.
171 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
172 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
173 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
175 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
176 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
177 (SHLIB_INSTALL): Adjust accordingly.
178 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
179 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
180 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
181 config/t-slibgcc-elf-ver.
183 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
184 Jakub Jelinek <jakub@redhat.com>
186 PR tree-optimization/19828
187 * tree-ssa-loop-im.c: Add a TODO comment.
188 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
189 without side-effects.
191 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
193 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
196 2005-02-18 James E. Wilson <wilson@specifixinc.com>
198 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
199 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
200 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
202 (ia64_reorg): Delete fixup_errata call.
203 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
204 (TARGET_SWITCHES): Delete -mb-step entry.
206 2005-02-19 Jakub Jelinek <jakub@redhat.com>
209 * c-typeck.c (composite_type): Handle quals in transparent unions.
210 (type_lists_compatible_p): Likewise.
212 2005-02-18 Stan Shebs <shebs@apple.com>
214 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
215 expressions in the .literal8 section.
217 2005-02-18 Geoffrey Keating <geoffk@apple.com>
219 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
221 2005-02-18 Roger Sayle <roger@eyesopen.com>
223 * fold-const.c (constant_boolean_node): Always create values of the
224 specified type, don't bother calling truthvalue_conversion.
226 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
228 * except.c (output_function_exception_table): Call
229 assemble_external_libcall (eh_personality_libfunc).
231 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
234 * config/ia64/ia64.h (struct machine_function): Add state_num.
235 * config/ia64/ia64.c (process_epilogue,
236 process_for_unwind_directive): Use new unwind state numbers each
237 time rather than state 1.
239 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
242 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
243 before the "*llgt_didi" pattern.
245 2005-02-18 Jason Merrill <jason@redhat.com>
247 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
249 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
251 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
252 (div0): Use it in place of ARM_FUNC_ALIAS.
253 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
255 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
258 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
259 access, the lower bound of the array type if it exists.
261 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
264 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
265 cases that are out-of-range for the index type.
267 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
269 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
270 (estimate_case_costs): Don't call convert.
271 * expmed.c (expand_shift): Likewise.
272 (make_tree): Call fold_convert instead of convert.
274 2005-02-18 Jakub Jelinek <jakub@redhat.com>
277 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
278 that ref to be marked MEM_READONLY_P doesn't have base that needs
281 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
283 * genautomata.c (output_get_cpu_unit_code_func,
284 output_cpu_unit_reservation_p): Don't generate old-style function
287 2005-02-18 Jakub Jelinek <jakub@redhat.com>
290 PR tree-optimization/20009
291 * convert.c (convert_to_integer): Revert 2005-02-16 change.
293 PR tree-optimization/18947
294 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
295 inline, remove all nodes that are inlined into the extern inline
298 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
300 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
301 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
302 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
303 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
306 2005-02-17 Roger Sayle <roger@eyesopen.com>
308 PR tree-optimization/19917
309 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
310 to be potentially trapping.
312 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
314 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
316 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
318 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
319 tem becomes a local variable which is set to the value of the
320 back end defined INITIAL_FRAME_ADDRESS macro.
321 (expand_builtin_frame_address): Omit the base parameter to
322 expand_builtin_return_addr.
323 (expand_builtin_profile_func): Likewise.
324 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
325 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
326 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
328 2005-02-17 Jakub Jelinek <jakub@redhat.com>
330 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
331 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
332 * config/frv/frv.c (frv_function_epilogue): Likewise.
334 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
336 * lambda-code (perfect_nestify): Remove mark/unmark
338 * tree-loop-linear.c (linear_transform_loops): Add
339 rewrite_into_ssa call so that ssa is correct for
340 rewriting into loop closed.
342 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
344 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
345 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
347 * bt-load.c (btr_def_live_range, combine_btr_defs,
348 migrate_btr_def, migrate_btr_defs): Likewise.
349 * cfgcleanup.c (thread_jump): Likewise.
350 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
351 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
352 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
353 df_rd_local_compute, df_reg_info_compute): Likewise.
354 * dominance.c (init_dom_info, free_dom_info): Likewise.
355 * flow.c (init_propagate_block_info,
356 free_propagate_block_info): Likewise.
357 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
358 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
359 modify_reg_pav): Likewise.
360 * loop-invariant.c (find_defs, find_invariant_insn,
361 find_invariants, free_inv_motion_data): Likewise.
362 * predict.c (tree_predict_by_opcode,
363 estimate_bb_frequencies): Likewise.
364 * stmt.c (expand_case): Likewise.
365 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
366 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
367 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
368 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
369 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
370 rewrite_ssa_into_ssa): Likewise.
371 * tree-optimize.c (tree_rest_of_compilation): Likewise.
372 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
373 analyze_edges_for_bb, perform_edge_inserts): Likewise.
374 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
375 * tree-sra.c (tree_sra): Likewise.
376 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
377 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
378 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
379 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
380 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
381 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
383 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
384 calculate_live_on_entry, calculate_live_on_exit,
385 build_tree_conflict_graph): Likewise.
386 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
387 record_important_candidates, set_use_iv_cost, find_depends,
388 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
389 tree_ssa_iv_optimize_finalize): Likewise.
390 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
391 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
392 tree_duplicate_loop_to_header_edge): Likewise.
393 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
394 * tree-ssa.c (verify_flow_insensitive_alias_info,
395 verify_name_tags, verify_ssa, init_tree_ssa,
396 delete_tree_ssa): Likewise.
397 * tree-ssanames.c (marked_ssa_names, init_ssanames,
398 fini_ssanames): Likewise.
399 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
401 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
403 * config/rs6000/t-rtems: Completely reworked.
405 2005-02-17 Ira Rosen <irar@il.ibm.com>
407 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
409 2005-02-17 Ira Rosen <irar@il.ibm.com>
411 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
412 POINTER_TYPE_P when checking that type is a pointer.
413 (vect_get_memtag): Remove.
414 (vect_address_analysis): Use POINTER_TYPE_P. Call
415 vect_object_analysis with dummy parameter for memtag.
416 (vect_object_analysis): Extract memtag (functionality that
417 used to be in vect_get_memtag and moved here). Fix printings.
418 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
419 with correct parameters. Remove call to vect_get_memtag.
421 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
423 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
424 (tree-vectorizer.o): Added missing dependencies.
426 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
428 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
429 declaration in tree-vectorizer.c, now has an extern declaration in
431 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
432 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
433 get_vectype_for_scalar_type, vect_is_simple_use,
434 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
435 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
436 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
437 vectorizable_store, vectorizable_operation, vectorizable_assignment,
438 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
439 find_loop_location): Likewise.
441 * tree-vectorizer.c (langhooks.h): #include removed.
442 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
443 moved to tree-vectorized.h.
444 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
445 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
446 get_vectype_for_scalar_type, vect_is_simple_use,
447 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
448 vect_supportable_dr_alignment, new_loop_vec_info,
449 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
450 vect_set_verbosity_level, find_loop_location): Likewise.
452 (vect_analyze_loop): Function externalized. Declaration moved to
453 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
454 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
455 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
456 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
457 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
458 vect_enhance_data_refs_alignment, vect_analyze_operations,
459 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
460 vect_stmt_relevant_p, vect_get_loop_niters,
461 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
462 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
463 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
464 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
465 vect_get_memtag): Likewise.
467 (vectorizable_load): Function externalized. Declaration moved to
468 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
469 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
470 vect_transform_loop): Likewise.
471 (vect_transform_stmt): Moved to tree-vect-transform.c.
472 (vect_align_data_ref, vect_create_destination_var,
473 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
474 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
475 vect_get_vec_def_for_operand, vect_init_vector,
476 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
477 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
478 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
479 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
480 vect_do_peeling_for_loop_bound): Likewise.
482 * tree-vect-analyze.c: New file.
483 * tree-vect-transform.c: New file.
485 2005-02-17 Jason Merrill <jason@redhat.com>
487 PR mudflap/19319, c++/19317
488 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
491 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
493 * doc/install.texi (Specific): Update link for Darwin-specific
496 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
498 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
499 constant_boolean_node.
501 2005-02-16 David Edelsohn <edelsohn@gnu.org>
504 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
505 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
507 2005-02-16 Richard Henderson <rth@redhat.com>
510 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
512 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
513 replace uses with Wtype_MAXp1_F.
514 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
515 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
516 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
517 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
518 and HAVE_TFMODE as appropriate.
519 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
520 (__floatdisf): Likewise.
521 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
522 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
523 (Wtype_MAXp1_F): New.
524 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
525 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
527 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
530 * arm.c (arm_apply_result_size): New function.
531 * arm.h (APPLY_RESULT_SIZE): Define.
532 * arm-protos.h (arm_apply_result_size): Add prototype.
533 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
535 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
536 (call_value_symbol): Remove predicate for operand 0.
537 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
538 (untyped_call): Rework to correclty return values for any type.
539 (untyped_return): New expand.
540 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
542 2005-02-16 Stan Shebs <shebs@apple.com>
544 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
545 * config/rs6000/t-darwin8: New, for 64-bit multilib.
547 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
549 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
550 configure settings on Solaris 7 and later.
552 2005-02-16 Diego Novillo <dnovillo@redhat.com>
554 PR tree-optimization/19865
555 * tree-optimize.c (init_tree_optimization_passes): Run
556 pass_may_alias after pass_sra.
558 2005-02-16 Richard Henderson <rth@redhat.com>
559 Stuart Hastings <stuart@apple.com>
562 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
563 Do nothing if debug info suppressed for this function.
564 (dbxout_begin_function): Early exit if debug info suppressed for
567 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
570 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
572 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
574 PR tree-optimization/19967
575 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
576 expand_builtin_strchr, expand_builtin_strrchr): Take a new
577 argument TYPE. Adjust calls to fold_builtin_XXX.
578 (expand_builtin, fold_builtin_1): Adjust calls to
580 (fold_builtin_strchr, fold_builtin_strpbrk,
581 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
582 result to a requested type TYPE.
584 2005-02-16 Jakub Jelinek <jakub@redhat.com>
587 * fold-const.c (fold): Don't optimize (T)(x & cst) to
588 (T)x & (T)cst if (T)cst overflows.
589 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
590 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
592 2005-02-15 Jeff Law <law@redhat.com>
594 * gcse.c (blocks_with_calls): New bitmap.
595 (alloc_gcse_mem): Allocate it.
596 (free_gcse_mem): Free it.
597 (clear_modifY_mem_tables): Clear it.
598 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
599 when we encounter CALL_INSNs.
600 (compute_transp, case MEM): Handle blocks with calls separate
601 from blocks without calls. Use bitmap iterators rather than
604 2005-02-15 Peter O'Gorman <peter@pogma.com>
607 * mklibgcc.in (vis_hide): Use a temporary object file, not
610 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
613 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
616 2005-02-15 David Edelsohn <edelsohn@gnu.org>
617 Alan Modra <amodra@bigpond.net.au>
620 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
621 (_xlqsub): Rename to __gcc_qsub.
622 (_xlqmul): Rename to __gcc_qmul.
623 (_xlqdiv): Rename to __gcc_qdiv.
624 Provide versioned symbol aliases with old names.
625 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
626 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
627 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
628 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
629 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
631 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
633 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
634 Fold ~(A - 1) and ~(A + -1) to -A.
636 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
640 * config/host-linux.c (linux_gt_pch_use_address): Copy from
641 config/pa/pa-host.c:pa_gt_pch_use_address.
643 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
645 * tree-vn.c (get_value_handle): Make sure that given an
646 is_gimple_min_invariant expression, we always return it.
648 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
650 * passes.c (rest_of_handle_gcse): Fix a comment.
652 2005-02-15 Jeff Law <law@redhat.com>
654 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
656 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
657 (canon_list_insert, record_last_mem_set_info): Similarly.
658 (clear_modify_mem_tables): Similarly.
660 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
662 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
663 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
664 config/mips/mips.md, config/rs6000/aix.h,
665 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
667 2005-02-15 Richard Henderson <rth@redhat.com>
669 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
670 call to be best_edge.
672 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
674 * basic-block.h: Adjust the prototype for find_basic_blocks.
675 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
676 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
679 * flow.c (recompute_reg_usage): Remove all arguments.
680 * passes.c (rest_of_compilation): Adjust the call to
682 * rtl.h: Adjust the prototype for recompute_reg_usage.
684 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
686 * tree-dump.c (dump_files): Update to reflect new member
688 (dump_register): Add new argument.
690 (dump_switch_p_1): Check against glob name if doglob was passed.
691 (dump_switch_p): Check against regular first, then glob if
692 we didn't have any hits on the dump name.
693 * tree-optimize.c (register_one_dump_file):
694 Pass in glob name as well.
695 * tree-pass.h (struct dump_file_info): Add glob
698 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
700 PR preprocessor/16323
701 * doc/invoke.texi: Document that -Wendif-labels is on by default.
703 2005-02-14 David Edelsohn <edelsohn@gnu.org>
706 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
707 (trunctfdf2_internal1): New.
708 (trunctfdf2_internal2): Renamed from trunctfdf2.
710 2005-02-14 Diego Novillo <dnovillo@redhat.com>
712 PR tree-optimization/19853
713 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
715 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
717 * passes.c (rest_of_handle_loop_optimize): Remove calls to
718 delete_dead_jumptables and cleanup_cfg.
720 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
722 * reload.c (find_reloads): Swap address_reloaded flags when
723 swapping commutative operands.
725 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
727 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
728 Use standard_iv_increment_position for computing the bsi position
730 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
733 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
736 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
737 life range of hard registers.
738 * value-prof.c (insn_prefetch_values_to_profile): Only
741 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
744 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
746 * bitmap.h (bitmap_and_compl_into): Return bool.
747 * bitmap.c (bitmap_and_compl_into): Return changed flag.
749 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
751 PR tree-optimization/19944
752 * fold-const.c (fold): Re-add ABS_EXPR folding.
754 2005-02-13 David Edelsohn <edelsohn@gnu.org>
757 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
758 {TARGET,MASK}_XL_COMPAT.
759 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
761 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
762 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
764 (rs6000_arg_partial_bytes): Same.
765 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
766 and XL compatibility enabled.
767 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
768 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
769 test to final condition.
770 (cmptf_internal2): New.
771 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
772 xl-compat. Add TFmode information to description.
774 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
776 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
778 2005-02-13 Jason Merrill <jason@redhat.com>
781 * fold-const.c (fold_indirect_ref_1): Split out from...
782 (build_fold_indirect_ref): Here.
783 (fold_indirect_ref): New fn.
784 * tree.h: Declare it.
785 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
786 (gimplify_modify_expr_rhs): Likewise.
787 (gimplify_expr): Likewise.
789 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
791 PR tree-optimization/14303
792 PR tree-optimization/15784
793 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
794 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
795 ABS_EXPR<x> != 0 to x != 0.
797 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
799 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
800 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
801 spelling conventions.
803 * passes.c (rest_of_handle_gcse): Don't run cse_main and
804 delete_trivially_dead_insns too many times.
806 * passes.c (rest_of_handle_gcse): Remove dead assignments to
809 2005-02-12 Ira Rosen <irar@il.ibm.com>
811 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
812 (vect_is_simple_iv_evolution): Remove redundant parameter
814 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
815 without last parameter.
816 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
817 Return pointer step. Call vect_is_simple_iv_evolution without
818 last parameter. Check only that the step is multiple of size
819 type. Remove stmt_vinfo updates.
820 (vect_get_memtag_and_dr): Remove.
821 (vect_get_memtag): New function.
822 (vect_address_analysis): New function.
823 (vect_object_analysis): New function.
824 (vect_analyze_data_refs): Call vect_object_analysis and
825 vect_get_memtag. Update stmt_vinfo fields.
827 2005-02-12 Ira Rosen <irar@il.ibm.com>
829 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
830 exist and are objects. Remove checks for pointer.
831 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
832 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
833 (vect_create_data_ref_ptr): Likewise.
834 (vect_base_addr_differ_p): New function.
835 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
836 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
837 Don't set the DR_BASE_NAME field of data-ref.
838 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
840 2005-02-12 Uros Bizjak <uros@kss-loka.si>
842 * optabs.h (enum optab_index): Add new OTI_ldexp.
843 (ldexp_optab): Define corresponding macro.
844 * optabs.c (init_optabs): Initialize ldexp_optab.
845 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
847 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
849 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
850 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
852 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
853 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
856 2005-02-12 Ira Rosen <irar@il.ibm.com>
858 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
860 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
862 (vect_get_base_and_offset): Always return an address.
863 (vect_create_addr_base_for_vector_ref): Remove treatment for
864 different data reference types.
865 (vect_compute_data_ref_alignment): Rename base to base_address in
866 stmt_vec_info. Get the object in order to force its alignment.
867 (vect_get_memtag_and_dr): Rename base to base_address in
868 stmt_vec_info. Extract the object for memtag analysis.
870 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
873 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
874 changes cc_status, use apply modified_in_p to part of cc_status
875 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
878 2005-02-11 Richard Henderson <rth@redhat.com>
880 * tree-complex.c (expand_complex_libcall): New.
881 (expand_complex_multiplication): Use it for c99 compliance.
882 (expand_complex_division): Likewise.
883 * fold-const.c (fold_complex_add, fold_complex_mult): New.
885 * builtins.c (built_in_names): Remove const.
886 * tree.c (build_common_builtin_nodes): Build complex arithmetic
888 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
889 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
890 (built_in_names): Remove const.
891 * c-common.c (c_common_type_for_mode): Handle complex modes.
892 * flags.h, toplev.c (flag_complex_method): Rename from
893 flag_complex_divide_method.
894 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
895 __mulsc3, __muldc3, __mulxc3, __multc3): New.
896 * libgcc2.h: Declare them.
897 * libgcc-std.ver: Export them.
898 * mklibgcc.in (lib2funcs): Build them.
900 2005-02-11 Steven Bosscher <stevenb@suse.de>
902 PR tree-optimization/19876
903 Partially revert my change from 2005-01-14
904 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
905 (compute_antic): ...and remove the loop here.
907 2005-02-11 Jakub Jelinek <jakub@redhat.com>
910 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
911 is number of inner's bits, avoid creating a BIT_FIELD_REF.
913 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
914 crtend.o if -pie. Use %{x:a;:b} spec syntax.
916 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
918 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
919 offsets for the big-endian 32-bit case.
921 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
923 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
925 2005-02-11 Dale Johannesen <dalej@apple.com>
927 * cselib.c (cselib_process_insn): Clear out regs where
928 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
929 * reload.c (find_equiv_reg): Ditto.
931 2005-02-11 Ian Lance Taylor <ian@airs.com>
933 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
936 * tree.c (build_function_type_list): Work correctly if there are
939 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
941 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
942 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
943 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
944 TARGET_ZARCH instead of TARGET_64BIT.
946 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
948 * config/rs6000/t-rtems:
949 (MULTILIB_OPTIONS): Remove mcpu=602.
950 (MUTLILIB_DIRNAMES): Remove m602.
951 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
952 Let mcpu=602 match mcpu=603.
953 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
955 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
957 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
960 2005-02-10 David Daney <ddaney@avtrex.com>
962 * config/alpha/linux-unwind.h: Add exception clause to copyright.
963 * config/i386/linux-unwind.h: Likewise.
964 * config/ia64/linux-unwind.h: Likewise.
965 * config/mips/linux-unwind.h: Likewise.
966 * config/pa/linux-unwind.h: Likewise.
967 * config/rs6000/linux-unwind.h: Likewise.
968 * config/s390/linux-unwind.h: Likewise.
969 * config/sh/linux-unwind.h: Likewise.
970 * config/sparc/linux-unwind.h: Likewise.
972 2005-02-10 Steven Bosscher <stevenb@suse.de>
974 PR tree-optimization/17549
975 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
976 TER to replace a DEF with its expression if the DEF and the
977 rhs of the expression we replace into have the same root
980 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
982 * config/mips/mips.md: Fix the placement of the match_scratch in the
985 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
987 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
990 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
992 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
993 (strip_offset): Handle addresses.
994 (add_address_candidates): Use strip_offset.
995 (difference_cost): Reflect strip_offset change.
996 (force_var_cost, difference_cost): Strip nops.
998 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1000 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1002 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1003 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1004 config/cris/cris-protos.h, config/cris/cris.c: Update
1007 2005-02-10 Jeff Law <law@redhat.com>
1009 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1010 (lookup_avail_expr): Similarly.
1012 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1014 * builtins.c (fold_builtin_powi): New function.
1015 (fold_builtin_1): Call it.
1017 2005-02-10 Steven Bosscher <stevenb@suse.de>
1019 PR documentation/19309
1020 * doc/cpp.texi: The __GNUC__ and related predefined macros
1021 are also defined for the "standalone" cpp.
1022 Some non-GCC compilers may also define __GNUC__.
1024 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1027 * c-typeck.c (common_type): New routine. Old common_type renamed
1029 (c_common_type): ...this.
1030 (build_conditional_expr, build_binary_op): Use c_common_type instead
1033 2005-02-10 Steven Bosscher <stevenb@suse.de>
1035 * doc/md.texi: Replace @samp{length} with @code{length}.
1037 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1039 PR tree-optimization/18687
1040 * tree-flow.h (find_loop_niter): Declare.
1041 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1042 Try using scev even for loops with more than one exit.
1043 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1044 (struct ivopts_data): Added niters field.
1045 (struct nfe_cache_elt): New.
1046 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1048 (tree_ssa_iv_optimize_init): Initialize niters cache.
1049 (determine_number_of_iterations): Removed.
1050 (find_induction_variables): Do not call determine_number_of_iterations.
1051 Access niters for single exit through niter_for_single_dom_exit.
1052 (add_iv_outer_candidates): Access niters for single exit through
1053 niter_for_single_dom_exit.
1054 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1055 number_of_iterations_cond.
1056 (iv_period): New function.
1057 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1058 (may_replace_final_value): Take data argument. Use
1059 niter_for_single_dom_exit.
1060 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1061 (rewrite_use_compare): Pass data to may_eliminate_iv.
1062 (rewrite_use_outer): Pass data to may_replace_final_value.
1063 (free_loop_data): Clean up the niters cache.
1064 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1065 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1066 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1067 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1068 (num_ending_zeros): Moved to tree.c.
1069 * tree.h (num_ending_zeros): Declare.
1070 * tree.c (num_ending_zeros): Moved from tree.c.
1072 2005-02-09 Richard Henderson <rth@redhat.com>
1074 * builtins.c (DEF_BUILTIN): Add COND argument.
1075 * tree.h (DEF_BUILTIN): Likewise.
1076 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1077 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1079 (DEF_BUILTIN_STUB): New.
1080 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1081 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1082 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1083 * c-common.c (DEF_BUILTIN): Add COND argument.
1084 * tree.c (local_define_builtin): New.
1085 (build_common_builtin_nodes): New.
1087 2005-02-09 Roger Sayle <roger@eyesopen.com>
1089 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1090 floating point expression ignoring the sign of the result.
1091 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1092 (fold) <MULT_EXPR>: Use it to simplify x*x.
1093 * tree.h (fold_strip_sign_ops): Prototype here.
1094 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1095 argument. Use fold_strip_sign_ops to simplify the first argument.
1096 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1097 first argument when the second argument is an even integer
1098 constant, but only with -funsafe_math_optimizations.
1099 (fold_builtin_1): Update call to fold_builtin_copysign.
1101 2005-02-09 Ian Lance Taylor <ian@airs.com>
1104 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1105 just check whether EH_FILTER_FAILURE falls through.
1107 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1109 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1110 insns return to ready list in the next turn.
1112 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1115 * builtins.def: New __builtin_powi[lf].
1116 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1117 (expand_builtin_powi): New function.
1118 (expand_builtin): Dispatch to expand_builtin_powi.
1119 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1120 * libgcc2.c: Add __builtin_powi[lf] implementation.
1121 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1122 * optabs.h: Add powi_optab.
1123 * optabs.c (init_optabs): Initialize powi_optab.
1124 * doc/extend.texi: Document __builtin_powi[lf].
1126 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1128 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1131 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1134 * fold-const.c (try_move_mult_to_index): Remove redundant
1135 type argument. Create ADDR_EXPR with correct type.
1136 (fold): Update callers of try_move_mult_to_index. Convert
1137 result to the appropriate type.
1139 2005-02-09 Roger Sayle <roger@eyesopen.com>
1142 * config/avr/avr.c (default_rtx_costs): Delete.
1143 (avr_operand_rtx_cost): New function.
1144 (avr_rtx_costs): Completely rewrite.
1146 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1149 * config/cris/cris.c (in_code): New variable.
1150 (cris_output_addr_const): Now a static function, a wrapper for
1152 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1153 case from old cris_output_addr_const.
1154 (cris_asm_output_label_ref): Similar for LABEL_REF.
1155 (cris_output_addr_const_extra): Similar for UNSPEC.
1156 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1157 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1158 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1160 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1161 (cris_asm_output_label_ref): Declare.
1163 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1165 PR preprocessor/19801
1166 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1167 filenames that changed when libcpp was moved to the toplevel.
1169 2005-02-07 Roger Sayle <roger@eyesopen.com>
1171 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1172 zero extensions of BImode operands. Call lowpart_subreg instead
1173 of gen_lowpart_common and gen_lowpart_SUBREG.
1175 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1178 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1179 * configure.ac: Set cc_for_cross_gnattools.
1180 * configure: Regenerate.
1182 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1185 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1187 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1190 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1191 of nested functions.
1193 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1195 * doc/extend.texi: Document deprecated extensions allowing
1196 static floating-point members to have initializers and allowing
1197 floating-point literals in integral constant expressions.
1199 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1201 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1202 config/darwin7.h, config/mips/mips.c,
1203 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1206 * cse.c: Update comments.
1208 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1211 * builtins.c (fold_builtin_sqrt): Transform
1212 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1215 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1216 Dorit Naishlos <dorit@il.ibm.com>
1218 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1219 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1220 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1222 * tree.h (vect_set_verbosity_level): New extern function declaration
1224 * tree-vectorizer.h (verbosity_levels): New enum type.
1225 * tree-vectorizer.c (vect_debug_stats): Function removed.
1226 (vect_debug_details): Likewise.
1227 (vect_verbosity_level): Global variable was defined and initialized.
1228 (vect_dump): Global variable definition.
1229 (vect_print_dump_info): New function.
1230 (vect_set_dump_settings): New function.
1231 (vect_set_verbosity_level): New function.
1232 (vectorize_loops): Add call to vect_set_dump_settings.
1234 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1235 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1236 (slpeel_tree_peel_loop_to_edge): Likewise.
1238 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1239 appropriate verbosity level instead of call to vect_debug_details
1240 or vect_debug_stats.
1241 (vect_get_base_and_offset):
1242 (vect_create_addr_base_for_vector_ref):
1243 (get_vectype_for_scalar_type):
1244 (vect_create_data_ref_ptr):
1246 (vect_get_vec_def_for_operand):
1247 (vect_finish_stmt_generation):
1248 (vectorizable_assignment):
1249 (vectorizable_operation):
1250 (vectorizable_store):
1251 (vectorizable_load):
1252 (vect_transform_stmt):
1253 (vect_update_ivs_after_vectorizer):
1254 (vect_do_peeling_for_loop_bound):
1255 (vect_update_inits_of_drs):
1256 (vect_do_peeling_for_alignment):
1257 (vect_transform_loop):
1258 (vect_is_simple_use):
1259 (vect_analyze_operations):
1260 (vect_is_simple_iv_evolution):
1261 (vect_analyze_scalar_cycles):
1262 (vect_analyze_data_ref_dependence):
1263 (vect_analyze_data_ref_dependences):
1264 (vect_compute_data_ref_alignment):
1265 (vect_enhance_data_refs_alignment):
1266 (vect_analyze_data_refs_alignment):
1267 (vect_analyze_data_ref_access):
1268 (vect_analyze_data_ref_accesses):
1269 (vect_analyze_pointer_ref_access):
1270 (vect_get_memtag_and_dr):
1271 (vect_analyze_data_refs):
1272 (vect_mark_relevant):
1273 (vect_stmt_relevant_p):
1274 (vect_mark_stmts_to_be_vectorized):
1275 (vect_can_advance_ivs_p):
1276 (vect_get_loop_niters):
1277 (vect_analyze_loop_form):
1278 (vect_analyze_loop):
1279 (vectorize_loops): Likewise.
1281 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1282 (vect_update_inits_of_drs):
1283 (vect_do_peeling_for_alignment):
1284 (vect_transform_loop):
1285 (vect_analyze_operations):
1286 (vect_analyze_scalar_cycles):
1287 (vect_analyze_data_ref_dependences):
1288 (vect_analyze_data_refs_alignment):
1289 (vect_analyze_data_ref_accesses):
1290 (vect_analyze_data_refs):
1291 (vect_mark_stmts_to_be_vectorized):
1292 (vect_get_loop_niters):
1293 (vect_analyze_loop_form):
1294 (vect_analyze_loop): Likewise.
1295 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1297 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1301 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1302 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1303 either -ffast-math or -funsafe-math-optimizations is in use.
1305 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1306 * config/mips/irix-csr.c: New file.
1307 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1308 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1309 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1312 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1314 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1315 redundant, incorrect definitions.
1317 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1319 ("*tls_indirect_call"): New, reference hard regs directly.
1320 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1322 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1324 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1325 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1327 2005-02-06 Roger Sayle <roger@eyesopen.com>
1329 PR rtl-optimization/19800
1330 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1331 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1334 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1336 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1338 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1341 * doc/invoke.texi: Correct documentation of -freorder-functions.
1343 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1346 * doc/invoke.texi: Don't mention gccbug.
1348 2005-02-06 Roger Sayle <roger@eyesopen.com>
1349 Andrew Pinski <pinskia@physics.uc.edu>
1350 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1352 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1353 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1354 into just (zero_extract:SI FOO (const_int 1) BAR).
1356 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1358 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1359 macro locally. Don't give last revision date. Use GCC version
1360 number from gcc-common.texi.
1361 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1362 revision date. Use GCC version number from gcc-common.texi.
1363 Describe being a library as current state rather than as 3.x
1365 * doc/gcc.texi: Remove last update date.
1366 * doc/gccint.texi: Likewise. Update copyright dates.
1367 * doc/install.texi: Update copyright dates.
1369 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1372 * doc/invoke.texi: Mention for each option included in -Wall that
1373 it is included in -Wall.
1374 * doc/gcc.texi: Update copyright and last modification date.
1376 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1378 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1379 unnecessary cast to original induction variable increments.
1381 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1383 PR tree-optimization/18219
1384 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1385 in distributed form.
1387 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1389 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1390 Set bitpos and offset later in the function. Do nothing if the
1391 target is a register and if the bitfield lies completely outside
1393 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1394 here. Return an uninitialised register if the source value is stored
1395 in a register and the bitfield lies completely outside that register.
1397 2005-02-06 Steven Bosscher <stevenb@suse.de>
1399 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1402 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1404 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1406 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1408 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1409 * config/darwin8.h: New.
1410 * config/darwin7.h: Update comment.
1412 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1413 Dorit Naishlos <dorit@il.ibm.com>
1415 * tree-vectorizer.h (LOC): New type.
1416 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1417 (loop_line_number): New field in struct _loop_vec_info.
1418 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1420 * tree-vectorizer.c (input.h): Included.
1421 (find_loop_location): New function.
1422 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1423 loop line number removed.
1424 (vect_debug_details): Likewise.
1425 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1427 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1428 call to vect_debug_details/stats changed from loop to loop_loc.
1429 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1430 (slpeel_tree_peel_loop_to_edge): Likewise.
1432 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1433 changed from NULL to UNKNOWN_LOC.
1434 (vect_get_base_and_offset):
1435 (vect_create_addr_base_for_vector_ref):
1436 (get_vectype_for_scalar_type):
1437 (vect_create_data_ref_ptr):
1439 (vect_get_vec_def_for_operand):
1440 (vect_finish_stmt_generation):
1441 (vectorizable_assignment):
1442 (vectorizable_operation):
1443 (vectorizable_store):
1444 (vectorizable_load):
1445 (vect_transform_stmt):
1446 (vect_update_ivs_after_vectorizer):
1447 (vect_do_peeling_for_loop_bound):
1448 (vect_do_peeling_for_alignment):
1449 (vect_transform_loop):
1450 (vect_is_simple_use):
1451 (vect_analyze_operations):
1452 (vect_is_simple_iv_evolution):
1453 (vect_analyze_scalar_cycles):
1454 (vect_analyze_data_ref_dependences):
1455 (vect_compute_data_ref_alignment):
1456 (vect_enhance_data_refs_alignment):
1457 (vect_analyze_data_ref_access):
1458 (vect_analyze_data_ref_accesses):
1459 (vect_analyze_pointer_ref_access):
1460 (vect_get_memtag_and_dr):
1461 (vect_analyze_data_refs):
1462 (vect_mark_relevant):
1463 (vect_stmt_relevant_p):
1464 (vect_mark_stmts_to_be_vectorized):
1465 (vect_can_advance_ivs_p):
1466 (vect_get_loop_niters):
1467 (vect_analyze_loop):
1468 (vectorize_loops): Likewise.
1470 (vectorizable_load): Argument in call to vect_debug_details/stats
1471 changed from loop to LOOP_LOC (loop_vinfo).
1472 (vect_transform_loop):
1473 (vect_analyze_operations):
1474 (vect_analyze_scalar_cycles):
1475 (vect_analyze_data_ref_dependence):
1476 (vect_enhance_data_refs_alignment):
1477 (vect_analyze_data_ref_accesses):
1478 (vect_analyze_pointer_ref_access):
1479 (vect_analyze_data_refs):
1480 (vect_analyze_loop): Likewise.
1482 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1483 changed from loop to loop_loc.
1485 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1487 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1488 Dorit Naishlos <dorit@il.ibm.com>
1490 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1492 (vect_analyze_data_ref_dependences): Likewise.
1494 (vect_is_simple_use): Argument changed from loop structure to
1495 loop_vect_info structure.
1496 (vect_can_advance_ivs_p): Likewise.
1497 (vect_create_index_for_vector_ref): Likewise.
1498 (vect_update_ivs_after_vectorizer): Likewise.
1499 (new_stmt_vec_info): Likewise.
1501 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1502 changed from loop to loop_vinfo.
1503 (vect_create_data_ref_ptr): First argument in call to
1504 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1505 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1506 was changed from loop to loop_vinfo.
1507 (vectorizable_operation): Likewise.
1508 (vectorizable_store): Likewise.
1509 (vect_mark_stmts_to_be_vectorized): Likewise.
1510 (vect_do_peeling_for_loop_bound): First argument in call to
1511 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1512 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1513 was changed from loop to loop_vinfo.
1514 (vect_analyze_data_ref_dependences): Third argument in call to
1515 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1517 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1518 (vect_create_data_ref_ptr): Likewise.
1519 (vect_init_vector): Likewise.
1520 (vect_get_vec_def_for_operand): Likewise.
1521 (vectorizable_assignment): Likewise.
1522 (vectorizable_operation): Likewise.
1523 (vectorizable_store): Likewise.
1524 (vectorizable_load): Likewise.
1525 (vect_update_ivs_after_vectorizer): Likewise.
1526 (vect_is_simple_use): Likewise.
1527 (vect_analyze_data_ref_dependence): Likewise.
1528 (vect_analyze_pointer_ref_access): Likewise.
1529 (vect_can_advance_ivs_p): Likewise.
1531 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1532 before _stmt_vec_info.
1533 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1534 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1535 (new_stmt_vec_info): Argument changed from loop structure to
1536 loop_vect_info structure
1538 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1539 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1540 (vect_create_addr_base_for_vector_ref): Likewise.
1541 (vect_analyze_pointer_ref_access): Likewise.
1543 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1546 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1547 phi flag if the phi is abnormal.
1549 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1552 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1553 information for the new statement.
1555 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1558 * gcc.c (main): Include the target in -v output.
1560 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1562 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1563 Do not drop the extend if we'd have to add a paradoxical subreg
1564 later. Include optabs.h and insn-codes.h.
1565 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1567 2005-02-02 Roger Sayle <roger@eyesopen.com>
1570 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1571 * fold-const.c (const_binop): Avoid constant folding floating
1572 point operations in modes that use composite representations.
1573 * simplify-rtx.c (simplify_binary_operation): Likewise.
1575 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1577 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1579 (altivec_dstt): Likewise.
1580 (altivec_dstst): Likewise.
1581 (altivec_dststt): Likewise.
1582 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1585 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1587 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1588 EXPR_LOCUS from orig_cond to the new cond_stmt.
1589 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1592 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1594 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1595 standard_iv_increment_position. Remove call to bsi_next
1596 (no need to bump the iterator anymore).
1597 (vect_create_index_for_vector_ref): Call
1598 standard_iv_increment_position. Remove second function argument.
1599 (vect_finish_stmt_generation): Remove call to bsi_next
1600 (no need to bump the iterator anymore).
1601 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1602 to vect_create_index_for_vector_ref.
1604 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1606 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1607 phis are used out of the loop.
1609 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1612 * c-decl.c (undef_nested_function): New variable.
1613 (pop_scope): Diagnose undefined nested functions.
1614 (finish_function): Don't attempt cgraph processing or genericizing
1615 if current top-level function contained an undefined nested
1616 function. Reset undef_nested_function at the end of a top-level
1619 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1621 * tree.c (build_int_cst_type): Take sign of the value into account
1622 when deciding whether sign extend the value.
1624 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1627 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1628 (cpp_options, cc1_options): Change %{std*&ansi} to
1629 %{std*&ansi&trigraphs}.
1631 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1633 * cse.c: Update comments.
1635 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1637 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1638 arguments go on the stack. Do not put complex doubles in odd/even
1641 2005-02-02 Steven Bosscher <stevenb@suse.de>
1643 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1644 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1645 -ftree-pre, and -fthread-jumps.
1647 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1649 PR tree-optimization/19578
1650 * tree-flow.h (modified_noreturn_calls): Declare.
1651 (noreturn_call_p): Declare.
1652 * tree-flow-inline.h (noreturn_call_p): New function.
1653 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1654 * tree-cfg.c (modified_noreturn_calls): New variable.
1655 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1656 that contain a mid-block noreturn call.
1657 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1659 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1661 * df.c (df_def_record_1, df_uses_record): Don't use
1663 * df.h (DF_FOR_REGALLOC): Remove.
1665 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1668 * c-typeck.c (really_start_incremental_init): Reset
1669 constructor_max_index for arrays of incomplete type.
1671 2005-02-02 Jeff Law <law@redhat.com>
1673 * gcse.c (struct reg_set): Store the block index where the register
1674 was set rather than the setting insn.
1675 (record_one_set, compute_transp): Corresponding changes.
1676 (pre_insert_copy_insn): Do not call replace_one_set.
1677 (replace_one_set): Remove.
1679 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1682 * doc/gcov.texi: Fix typo.
1684 2005-02-01 Richard Henderson <rth@redhat.com
1687 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1688 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1690 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1691 * config/i386/i386-protos.h: Update.
1693 2005-02-01 Steven Bosscher <stevenb@suse.de>
1695 PR tree-optimization/19217
1696 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1697 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1698 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1699 that it is walking a PHI node.
1701 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1703 * doc/extend.texi (Nested Functions): Update.
1705 2005-02-01 Richard Henderson <rth@redhat.com>
1708 * optabs.c (expand_copysign_absneg): Export.
1709 * optabs.h (expand_copysign_absneg): Declare.
1710 * config/rs6000/rs6000.md (copysigntf3): New.
1712 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1714 PR tree-optimization/19633
1715 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1716 * tree-ssa-alias.c (init_alias_info): Initialize.
1717 (merge_pointed_to_info): Set.
1718 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1719 (dump_points_to_info_for): Show value of pt_null.
1720 (struct count_ptr_d): Declare.
1721 (find_ptr_dereference): Remove.
1722 (ptr_is_dereferenced_by): Remove.
1723 (count_ptr_derefs): New local function.
1724 (count_uses_and_derefs): New local function.
1725 (compute_points_to_and_addr_escape): Call it. If the number
1726 of dereferences is greater than zero, mark the pointer as
1727 dereferenced. If there are fewer dereferences than uses of
1728 the pointer, the pointer's value escapes.
1730 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1732 PR tree-optimization/19670
1733 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1735 (verify_use): ... set it here, instead.
1737 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1739 * doc/sourcebuild.texi (Test directives): Fix formatting.
1741 * doc/sourcebuild.texi (Test directives): Describe selector
1744 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1746 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1747 specific 64-bit CPUs.
1749 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1752 * arm.c (arm_eliminable_register): New function.
1753 (adjacent_mem_locations): Don't allow eliminable registers. Use
1754 HOST_WIDE_INT for address offsets.
1755 * arm-protos.h (arm_eliminable_register): Add prototype.
1757 2005-02-01 Steven Bosscher <stevenb@suse.de>
1759 PR optimization/15242
1760 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1761 * basic-block.h (duplicate_computed_gotos): Add prototype.
1762 * bb-reorder.c (duplicate_computed_gotos): New function to
1763 duplicate sufficiently small blocks ending in a computed jump.
1764 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1765 if not optimizing for size.
1766 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1767 never do tail merging for blocks ending in a computed jump.
1768 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1770 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1772 Patch from Richard Sandiford <rsandifo@redhat.com>
1773 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1774 from inheriting a subreg equivalence with a non-spill register.
1776 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1778 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1780 * config/frv/frv.c (movcc_fp_destination_operand): New.
1781 (gpr_or_memory_operand): Fix typo in comment.
1782 (gpr_or_memory_operand_with_scratch): New.
1783 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1784 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1785 movcc_fp_destination_operand.
1786 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1787 Legitimize memory addresses using a scratch register.
1789 2005-01-31 Jeff Law <law@redhat.com>
1791 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1792 bitmap a sparse bitmap instead of a simple bitmap.
1793 (mark_def_sites_initialize_block): Corresponding changes.
1794 (ssa_mark_def_sites_initialize_block): Likewise.
1795 (ssa_mark_phi_uses): Likewise.
1796 (mark_def_site, ssa_mark_def_sites): Likewise.
1797 (mark_def_site_blocks): Likewise.
1798 (rewrite_ssa_into_ssa): Likewise.
1800 * tree-ssa-dom.c (record_cond): Pass correct variable type
1801 for last argument to htab_find_slot_with_hash.
1803 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1804 effects when optimizing 0 % X. Do not try to optimize X % 0.
1806 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1808 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1811 2005-02-01 Eric Christopher <echristo@redhat.com>
1813 * config/mips/mips.c (override_options): Warn if -mint64
1815 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1818 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1820 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1822 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1823 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1824 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1825 (cached_regno): Initialize to INVALID_REGNUM.
1826 (cse_reg_info_table_size,
1827 cse_reg_info_table_first_uninitialized,
1828 cse_reg_info_timestamp): New.
1829 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1831 (init_cse_reg_info, get_cse_reg_info_1): New.
1832 (get_cse_reg_info): Cache the last look-up.
1833 (new_basic_block): Update the code to clear mappings from
1834 registers to cse_reg_info entries.
1835 (cse_main): Call init_cse_reg_info.
1837 * cse.c (get_cse_reg_info): Update a comment.
1839 2005-01-31 Steven Bosscher <stevenb@suse.de>
1842 * c-decl.c (start_decl): Do not warn about arrays of elements with
1843 an incomplete type here.
1844 (grokdeclarator): Do it here by making a pedwarn an error.
1845 * c-typeck.c (push_init_level): If there were previous errors with
1846 the constructor type, do not warn about braces for initializers.
1847 (process_init_element): Likewise for excess initializer elements.
1849 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1851 * cse.c (delete_trivially_dead_insn): Don't iterate.
1853 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1855 * config/rs6000/rs6000.md (copysignsf3): New expand.
1856 (copysigndf3): Likewise.
1858 2005-01-31 Steven Bosscher <stevenb@suse.de>
1860 * recog.c (constrain_operands): Only look for earlyclobber operand
1861 conflicts if an '&' constraint was seen.
1863 2005-01-31 Marc Espie <espie@openbsd.org>
1865 * config.gcc: Don't include embedded systems fragment, switches default
1866 debugging format to ELF.
1867 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1868 longer pick it up there.
1870 2005-01-31 Dale Johannesen <dalej@apple.com>
1872 * doc/extend.texi (nested functions): Fix linkage description.
1873 Clarify that static is not allowed.
1875 2005-01-31 Dale Johannesen <dalej@apple.com>
1877 * config/rs6000/darwin.md (movsf_low_di): Make work.
1878 (movdf_low_di): Make work.
1880 2005-01-31 Dale Johannesen <dalej@apple.com>
1882 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1883 Make work for 64 bit.
1885 2005-01-31 Roger Sayle <roger@eyesopen.com>
1886 Dale Johannesen <dalej@apple.com>
1889 * fold-const.c (fold_binary_op_with_conditional_arg):
1890 Make types match original operands, before STRIP_NOPS.
1892 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1894 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1895 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1896 (struct gcc_sigcontext): Delete. Merge contents to..
1897 (struct gcc_ucontext): ..here.
1898 (get_sigcontext): Delete.
1899 (get_regs): New function, like get_sigcontext but return regs ptr.
1900 64-bit version finds regs from r1 to support vdso.
1901 (ppc_linux_aux_vector): New function.
1902 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1905 2005-01-31 Ira Rosen <irar@il.ibm.com>
1907 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1909 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1910 redundant fold. Fix misalignment for MINUS_EXPR.
1911 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1912 (vect_analyze_pointer_ref_access): Likewise.
1913 (vect_get_memtag_and_dr): Likewise.
1915 2005-01-31 Richard Henderson <rth@redhat.com>
1917 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1918 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1919 absnegdf2_i387, absnegxf2_i387): Likewise.
1921 2005-01-31 Richard Henderson <rth@redhat.com>
1924 * optabs.c (expand_copysign_absneg): New.
1925 (expand_copysign_bit): Split out from ...
1926 (expand_copysign): ... here. Use expand_copysign_absneg.
1928 2005-01-30 Roger Sayle <roger@eyesopen.com>
1931 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1932 constant as the second operand and a register as the third.
1934 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1937 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1938 that dllimport'd functions do not use all call-clobbered registers
1941 2005-01-30 Richard Henderson <rth@redhat.com>
1944 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1945 expand_abs_nojump and generalize. Use operand_subword and
1946 emit_no_conflict_block. Support large modes.
1947 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1949 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1950 negation to subtraction.
1951 (expand_copysign): Check that the format has signed zeros.
1952 Use operand_subword and emit_no_conflict_block. Support large modes.
1954 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1956 Fix PR tree-optimization/19624
1958 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1959 * tree-ssa-pre.c: Add cfgloop.h.
1961 (pre_stats): New member, constified.
1962 (inserted_exprs): New static variable.
1963 (NECESSARY): New macro.
1964 (create_expression_by_pieces): Fold the expression, and
1965 mark it as defaulting to not necessary. Also put in
1967 (fully_constant_expression): New function.
1968 (insert_into_preds_of_block): Modify to not insert phis when we
1969 are playing with induction variables.
1970 Push phis onto the inserted_exprs vector, and mark them as not
1971 necessary by default.
1972 (insert_aux): Call fully_constant_expression on eprime.
1973 If all edges produce the same value, mark it constant.
1974 (mark_operand_necessary): New function.
1975 (remove_dead_inserted_code): New function.
1976 (init_pre): Init loop optimizer to get loop info.
1977 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1978 (execute_pre): Commit edge inserts, then remove dead code.
1980 2005-01-30 Richard Henderson <rth@redhat.com>
1982 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1983 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1985 2005-01-30 Richard Henderson <rth@redhat.com>
1988 * config/i386/i386.c (ix86_expand_copysign): New.
1989 (ix86_split_copysign_const): New.
1990 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1991 rearrange op1/nmask operands.
1992 * config/i386/i386-protos.h: Update.
1993 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1994 (copysigndf3): Likewise.
1995 (copysignsf3_const, copysigndf3_const): New.
1996 (copysignsf3_var): Rename from copysignsf3, split out splitter
1997 and fix split predicate for X constraint.
1998 (copysigndf3_var): Similarly.
2000 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2002 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2003 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2004 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2006 2005-01-29 Richard Henderson <rth@redhat.com>
2009 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2010 of # and * in constraints.
2012 2005-01-29 Richard Henderson <rth@redhat.com>
2015 * expr.c (store_field): Don't strip sub-mode cast when the input
2016 data is even smaller.
2018 2005-01-29 Richard Henderson <rth@redhat.com>
2021 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2024 2005-01-29 Richard Henderson <rth@redhat.com>
2026 * combine.c (make_field_assignment): Fix argument order
2029 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2031 PR tree-optimization/15791
2032 * fold-const.c (extract_array_ref): New function.
2033 (fold): Fold comparisons between &a[i] and &a[j] or
2034 semantically equivalent trees.
2036 2005-01-29 Jeff Law <law@redhat.com>
2038 * gcse.c (insert_expr_in_table): Revamp handling of available
2039 and anticipatable occurrence lists to avoid unnecessary list
2041 (insert_set_in_table): Similarly.
2043 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2045 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2047 (c_build_qualified_type): Build qualified array types with
2048 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2049 * c-decl.c (c_make_fname_decl): Build unqualified array type
2050 before qualified type.
2051 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2052 type is qualified, not just if type itself is. Don't apply
2053 qualifiers to array type when declarator is processed. Apply
2054 qualifiers to field type whether or not it is an array type.
2055 Don't handle array types specially for applying qualifiers to
2057 * c-typeck.c (composite_type): Build unqualified element type and
2058 array type when forming composite of array types.
2059 (common_pointer_type, comptypes, comp_target_types,
2060 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2061 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2063 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2064 (args2) in variables a1 and a2.
2066 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2068 * cse.c (n_elements_made, max_elements_made): Remove.
2069 (insert): Don't touch n_elements_made.
2070 (cse_main): Don't touch n_elements_made or max_elements_made.
2072 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2075 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2076 configuration part of dp-bit.c to be lost.
2078 2005-01-28 Roger Sayle <roger@eyesopen.com>
2080 * expmed.c (expand_mult_highpart_optab): When attempting to use
2081 a non-widening multiplication in a wider mode, the operands need
2082 to be converted (zero or sign extended) to that mode.
2084 2005-01-28 Ian Lance Taylor <ian@airs.com>
2088 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2089 through if both operands fall through.
2091 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2093 * cse.c (fold_rtx) <PC>: Don't optimize.
2095 2005-01-28 Jeff Law <law@redhat.com>
2097 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2098 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2100 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2102 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2103 cse_reg_info_used_list_end): Remove.
2104 (cse_reg_info_list, cse_reg_info_list_free): New.
2105 (get_cse_reg_info): When allocating an instance of
2106 cse_reg_info, add it to the beginning of the cse_reg_info_list
2107 list. Remove code to maintain cse_reg_info_used_list.
2108 (new_basic_block): Reset the free list to the beginning of
2111 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2113 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2114 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2115 (frv_expand_mdpackh_builtin): New function.
2116 (frv_expand_builtin): Use it to expand __MDPACKH.
2117 * doc/extend.texi (__MDPACKH): Update documentation.
2119 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2121 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2122 SSE_FLOAT_MODE_P for use_sse computation.
2124 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2127 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2129 2005-01-27 Richard Henderson <rth@redhat.com>
2131 * builtins.c (expand_builtin_copysign): New.
2132 (expand_builtin): Call it.
2133 * genopinit.c (optabs): Add copysign_optab.
2134 * optabs.c (init_optabs): Initialize it.
2135 (expand_copysign): New.
2136 * optabs.h (OTI_copysign, copysign_optab): New.
2137 (expand_copysign): Declare.
2139 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2140 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2142 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2143 (ix86_expand_fp_absneg_operator): ... here.
2144 (ix86_split_copysign): New.
2145 * config/i386/i386-protos.h: Update.
2146 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2147 (copysignsf3, copysigndf3): New.
2149 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2150 (copysignsf3, ncopysignsf3): New.
2151 (copysigndf3, ncopysigndf3): New.
2152 (copysignxf3, ncopysignxf3): New.
2153 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2155 2005-01-27 Arend Bayer <arend.bayer@web.de>
2156 Kazu Hirata <kazu@cs.umass.edu>
2158 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2159 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2160 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2163 2005-01-27 Jeff Law <law@redhat.com>
2165 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2166 definitions of SSA_NAMEs which are not being rewritten.
2167 (rewrite_ssa_into_ssa): Only initialize the current definition
2168 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2169 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2170 SSA_NAMEs before returning.
2172 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2174 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2175 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2176 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2177 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2178 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2180 2005-01-27 Steven Bosscher <stevenb@suse.de>
2183 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2184 higher to -O2 and higher. Likewise for tree PRE.
2185 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2188 2005-01-27 Ian Lance Taylor <ian@airs.com>
2191 * gimple-low.c (try_catch_may_fallthru): New static function.
2192 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2193 * tree-inline.c (expand_call_inline): Don't warn about reaching
2194 the end of a non-void function being inlined if the function uses
2197 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2199 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2202 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2203 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2204 (implicitly_declare): Handle error_mark_node.
2206 2005-01-27 Richard Henderson <rth@redhat.com>
2209 * tree.h (struct tree_decl): Add debug_expr_is_from.
2210 (DECL_DEBUG_EXPR_IS_FROM): New.
2211 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2212 * dwarf2out.c (dwarf2out_var_location): Update to match.
2213 * tree-outof-ssa.c (create_temp): Likewise.
2214 * var-tracking.c (track_expr_p): Likewise.
2215 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2216 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2217 * toplev.c (default_tree_printer): Likewise.
2219 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2221 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2222 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2224 2005-01-27 Steven Bosscher <stevenb@suse.de>
2226 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2227 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2228 ASM_CLOBBERS): Add tree checks.
2230 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2231 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2232 * c-common.def (SWITCH_STMT): Update to match.
2233 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2234 macros instead of SWITCH_EXPR ones.
2235 * c-dump.c (c_dump_tree): Likewise.
2236 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2237 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2239 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2241 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2243 * unwind-dw2.c (execute_stack_op): Add missing cases for
2244 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2246 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2248 * config.gcc (Obsolete configurations): Remove 'dummy', add
2249 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2252 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2254 PR tree-optimization/19633
2255 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2257 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2258 are no call-clobbered variables.
2259 * tree-outof-ssa.c (check_replaceable): Return false for calls
2262 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2264 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2265 even for variables with NULL DECL_INITIAL.
2267 2005-01-26 Stuart Hastings <stuart@apple.com>
2269 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2271 2005-01-26 Richard Henderson <rth@redhat.com>
2274 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2276 * expr.c (store_field): Strip conversions to odd-bit-sized types
2277 if the destination field width matches.
2279 2005-01-26 Richard Henderson <rth@redhat.com>
2281 * c-decl.c, expmed.c, expr.c: Revert last change.
2283 2005-01-26 Richard Henderson <rth@redhat.com>
2286 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2288 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2289 if we don't need the bits above those present in the current mode.
2290 * expr.c (store_field): Strip conversions to odd-bit-sized types
2291 if the destination field width matches.
2293 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2295 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2296 either -ffast-math or -funsafe-math-optimizations is in use.
2298 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2302 * config/avr/avr.c (notice_update_cc): Only set condition code for
2303 ashrqi3 if shift count > 0.
2304 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2305 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2306 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2307 count <= 0 as a no-op, and shift count >= width by copying zero
2308 or sign bit to all bits of the result.
2309 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2310 count, with attribute "length" set to 0 and "cc" set to "none".
2312 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2314 * doc/invoke.texi: Document -mTLS.
2316 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2317 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2318 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2319 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2320 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2321 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2322 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2323 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2325 * configure.ac: Check for a TLS capable gas.
2327 * configure: Regenerate.
2329 2005-01-26 Richard Henderson <rth@redhat.com>
2332 * combine.c (make_field_assignment): Simplify store to zero_extract
2333 from a source with an overlapping mask.
2335 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2337 2004-11-11 Eric Christopher <echristo@redhat.com>
2339 * config/frv/frv.md: Add fr400_integer automaton. Don't
2340 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2343 2005-01-26 Steven Bosscher <stevenb@suse.de>
2346 * cfgbuild.c (make_edges): Do not clear or set
2347 current_function_has_computed_jump.
2348 * function.h (struct function): Remove the has_computed_jump field.
2349 (current_function_has_computed_jump): Do not define.
2350 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2351 in a computed jump. Ignore current_function_has_computed_jump.
2353 2005-01-26 Richard Henderson <rth@redhat.com>
2356 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2357 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2359 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2360 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2361 objects into static storage if they have more than one non-zero value.
2362 * tree.h (categorize_ctor_elements): Update decl.
2364 2005-01-26 Steven Bosscher <stevenb@suse.de>
2367 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2368 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2369 to this function from 2004-07-10.
2370 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2371 the current function for tail call optimizations if the address
2372 of one of it its arguments is taken.
2374 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2376 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2378 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2380 * function.c (expand_function_end): If current_function_calls_alloca,
2381 emit stack restore in a place that is reached when the function falls
2384 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2386 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2387 rule to avoid matching inappropriate suffix rule.
2389 2005-01-26 Jan Hubicka <jh@suse.cz>
2391 PR tree-optimization/19241
2392 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2394 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2396 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2397 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2399 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2400 <sim*>: Always use crt1.o, regardless of N in simN.
2401 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2402 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2403 (CRT_CALL_STATIC_FUNCTION): Remove.
2404 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2405 use crt1.o, regardless of N in simN.
2406 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2407 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2408 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2409 case isystem setting.
2410 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2412 2005-01-25 Ian Lance Taylor <ian@airs.com>
2414 * gimple-low.c (block_may_fallthru): Correct handling of
2415 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2417 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2419 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2420 handlers to match indentation; nested under the mtune=* handler.
2421 Similar for mcpu= and march=.
2423 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2425 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2426 * config/mips/linux64.h (LIB_SPEC): Likewise.
2427 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2428 * config/sh/linux.h (LIB_SPEC): Likewise.
2430 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2432 * config/frv/frv.c (frv_legitimize_tls_address): New.
2433 (TARGET_HAVE_TLS): Define.
2434 (FRV_SYMBOL_REF_TLS_P): Define.
2435 (frv_override_options): Handle new register classes.
2436 (frv_legitimate_address_p): Reject tls addresses.
2437 (frv_legitimize_address): Handle TLS addresses.
2438 (gen_inlined_tls_plt): New.
2440 (frv_legitimize_tls_address): New.
2441 (unspec_got_name): Add TLS entries.
2442 (got12_operand): Add R_FRV_TLSMOFF12 case.
2443 (frv_emit_move): Fixup TLS addresses.
2444 (frv_emit_movsi): Legitimize TLS addresses.
2446 * config/frv/frv.h (MASK_BIG_TLS): New.
2447 (TARGET_BIG_TLS): New.
2448 (HAVE_AS_TLS): Define.
2449 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2450 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2451 (REG_CLASS_NAMES): Same.
2452 (REG_CLASS_CONTENTS): Same.
2453 (CONSTRAINT_LEN): New.
2454 (REG_CLASS_FROM_CONSTRAINT): New.
2455 (PREDICATE_CODES): Add symbolic_operand.
2457 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2458 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2459 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2460 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2461 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2462 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2463 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2464 GR9_REG, GR14_REG, LRREG.
2465 (type): Add load_or_call attribute.
2466 ("load_or_call"): New reservation.
2467 ("call_gettlsoff"): New.
2468 ("tls_indirect_call"): New.
2469 ("tls_load_gottlsoff12"): New.
2470 ("tlsoff_hilo"): New.
2471 ("tls_tlsdesc_ldd"): New.
2472 ("tls_tlsoff_ld"): New.
2475 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2477 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2479 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2480 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2481 * config/frv/frv.c (TLS_BIAS): Define.
2482 (frv_output_dwarf_dtprel): New.
2484 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2486 PR rtl-optimization/19579
2487 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2488 both A and B, see if they don't clobber registers the other expr uses.
2490 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2492 * real.c (do_add): Initialize signalling and canonical members.
2494 * real.c (real_from_integer): Zero out destination.
2496 2005-01-18 Jan Hubicka <jh@suse.cz>
2498 PR tree-optimize/19337
2499 * tree-inline.c (initialize_inlined_parameters): Copy
2500 saved_static_chain_decl only.
2502 2005-01-25 Richard Henderson <rth@redhat.com>
2506 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2507 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2508 80387 enabled, to return a proper subclass. Return the subset that
2509 overlaps with GENERAL_REGS for PLUS.
2510 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2512 2005-01-25 Richard Henderson <rth@redhat.com>
2515 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2517 2005-01-25 Roger Sayle <roger@eyesopen.com>
2519 * expmed.c (choose_multiplier): Change interface to return the
2520 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2521 (expand_divmod): Update calls to choose_multiplier.
2523 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2526 * expmed.c (extract_bit_field): Use adjust_address instead of
2527 gen_lowpart when op0 is a MEM.
2529 2005-01-24 Steven Bosscher <stevenb@suse.de>
2531 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2533 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2535 * config/mips/irix-csr.c: New file.
2536 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2537 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2538 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2541 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2544 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2545 sparc/elf.h, add sparc/sp-elf.h.
2546 (sparc-*-rtems*): Likewise.
2547 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2548 tm-dwarf2.h, add sparc/sp-elf.h.
2549 (sparc86x-*-elf): Likewise.
2550 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2551 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2552 TARGET_OS_CPP_BUILTINS.
2553 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2554 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2556 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2557 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2558 (SWITCH_TAKES_ARG): Likewise.
2559 (LOCAL_LABEL_PREFIX): Likewise.
2560 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2561 (TARGET_N_FORMAT_TYPES): Delete.
2562 (TARGET_FORMAT_TYPES): Likewise.
2563 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2564 * config/sparc/elf.h: Delete.
2565 * config/sparc/sp-elf.h: New file.
2567 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2569 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2570 * tree-flow.h: Remove the corresponding prototype.
2571 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2572 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2574 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2577 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2578 for AIX ABI or ELF -fPIC.
2579 (rs6000_emit_load_toc_table): Don't create toc_section here.
2580 (rs6000_xcoff_file_start): Nor here.
2582 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2584 * sh.c (ra.h): Don't #include.
2585 (hard_regs_intersect_p): New function, resurrected from ra.c.
2587 * sh.c: Fix 1996 Copyright.
2589 2005-01-24 Richard Henderson <rth@redhat.com>
2590 Aldy Hernandez <aldyh@redhat.com>
2592 * regrename.c (note_sets): Handle subregs.
2594 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2597 * genconditions.c (write_header, write_conditions): Elide file if
2600 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2602 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2603 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2606 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2608 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2609 expand_builtin_printf, expand_builtin_fprintf,
2610 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2611 checking against POINTER_TYPE.
2612 (validate_arglist): Handle POINTER_TYPE code by checking
2615 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2617 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2619 (for_each_rtx): Call for_each_rtx_1.
2620 * rtl.h (init_rtlanal): Declare.
2621 * toplev.c (backend_init): Call init_rtlanal.
2623 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2625 * flow.c (propagate_one_insn): Formatting.
2628 * flow.c (libcall_dead_p): Be more conservative if unsure.
2629 If there are any instructions between insn and call, see if they are
2630 all dead before saying the libcall is dead.
2632 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2634 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2635 operand constraint for operand 0.
2637 2005-01-23 Richard Henderson <rth@redhat.com>
2640 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2641 edges leading to join block.
2643 2005-01-23 Roger Sayle <roger@eyesopen.com>
2645 * expmed.c (expand_mult_highpart): Make static. Change type of
2646 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2647 (expand_divmod): Updates calls to expand_mult_highpart by using
2648 gen_int_mode to pass a CONST_INT rtx.
2649 * rtl.h (expand_mult_highpart): Remove prototype.
2651 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2653 * flow.c (regset_bytes, regset_size): Remove.
2655 * cfganal.c: Fix a reference to Harvey's paper.
2657 2005-01-23 Steven Bosscher <stevenb@suse.de>
2659 PR rtl-optimization/19464
2660 * tree-optimize.c (init_tree_optimization_passes): Add one more
2661 copyrename pass just before out-of-ssa.
2663 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2666 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2667 * ggc-none.c (ggc_free): Define.
2669 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2671 * cse.c (max_reg, max_insn_uid): Remove.
2672 (cse_main): Don't access max_reg or max_insn_uid.
2674 * c-common.c (explicit_flag_signed_bitfields,
2675 lang_statement_code_p, lang_expand_function_end): Remove.
2676 * c-common.h: Remove the corresponding declarations.
2677 * c-opts.c (c_common_handle_option): Remove all write access
2678 to explicit_flag_signed_bitfields.
2680 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2681 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2682 * cgraph.h: Remove the corresponding declaration.
2684 * gcse.c (null_pointer_info): Remove.
2686 2005-01-23 Roger Sayle <roger@eyesopen.com>
2687 Eric Botcazou <ebotcazou@libertysurf.fr>
2689 * combine.c (simplify_logical): Only simplify logical expressions
2690 of the form ior(and(x,y),z) by the inverse distributive law if the
2691 result is cheaper than the original.
2693 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2695 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2696 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2697 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2698 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2699 config/freebsd-spec.h, config/arm/arm.h,
2700 config/h8300/h8300.md, config/i386/i386.md,
2701 config/i386/predicates.md, config/i386/sse.md,
2702 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2703 config/vax/vax.md: Fix comment typos. Follow spelling
2706 2005-01-23 Steven Bosscher <stevenb@suse.de>
2708 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2709 tests, instead of `less than'.
2711 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2713 * function.c (assign_parm_setup_block): When creating a new stack slot
2714 for a parameter, get its alignment from the parameter's DECL_ALIGN
2715 rather than the type's TYPE_ALIGN. Make sure that the parameter
2716 is at least word aligned.
2718 2005-01-22 Roger Sayle <roger@eyesopen.com>
2721 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2723 2005-01-22 Richard Henderson <rth@redhat.com>
2726 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2727 in both compare operands.
2728 (movdfcc_1_sse_max): Likewise.
2729 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2730 (movdfcc_1_sse): Likewise.
2731 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2732 scratch register as needed.
2734 2005-01-22 Richard Henderson <rth@redhat.com>
2736 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2738 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2740 2005-01-22 Richard Henderson <rth@redhat.com>
2742 * genopinit.c (optabs): Use smin/smax for floating point too.
2743 * doc/md.texi: Update to match. Clarify that floating point
2744 results are undefined for +0/-0 and NaN.
2745 * doc/rtl.texi: Likewise.
2746 * rtl.def (SMIN, SMAX): Likewise
2747 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2749 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2750 leading 's' to the name.
2751 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2752 smaxxf3, sminxf3): Likewise.
2753 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2756 2005-01-22 Paul Brook <paul@codesourcery.com>
2758 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2760 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2762 * config/s390/s390.c (struct processor_costs): New fields
2763 dlgr, dlr, dr, dsgfr, dsgr.
2764 (z900_cost, z990_cost): Values for new fields.
2765 (s390_rtx_costs): New cases MEM und COMPARE in switch
2766 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2767 DIV, MOD, UDIV, UMOD.
2769 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2771 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2772 into the register being decremented.
2773 ("doloop_si31", "doloop_di"): Likewise.
2774 ("*doloop_si_long"): Adapt pattern.
2776 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2778 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2780 (CLASS_MAX_NREGS): Likewise.
2782 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2784 * doc/tree-ssa.texi (Statement Operands): Add example for new
2785 must-def macro. Note deprecation of old operands interface.
2787 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2789 PR tree-optimization/19484
2790 * tree-cfg.c (remove_fallthru_edge): New function.
2791 (cleanup_control_flow): Remove fallthru edges from calls that are
2792 now known not to return.
2794 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2796 Fix PR tree-optimization/19038
2797 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2798 copies with loop variant ones.
2800 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2802 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2803 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2804 config/alpha/alpha.md, config/alpha/predicates.md,
2805 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2806 config/sparc/sol2.h: Update copyright.
2808 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2809 first label to see if it is a nonlocal label.
2811 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2812 Andrew Pinski <pinskia@physics.uc.edu>
2815 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2816 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2818 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2820 * config/rs6000/rtems.h: Update copyright.
2822 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2825 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2826 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2827 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2829 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2832 * c-typeck.c (convert_arguments): Check for error_mark_node.
2834 2005-01-21 Ian Lance Taylor <ian@airs.com>
2836 PR tree-optimization/13000
2837 * tree-inline.c: Include "tree-flow.h".
2838 (expand_call_inline): If warn_return_type, warn if non-void inline
2839 function falls through.
2840 * tree-cfg.c (execute_warn_function_return): Don't warn about
2841 control reaching end if TREE_NO_WARNING is set. Set
2843 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2845 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2846 branch if we don't need one.
2847 * c-typeck.c: Include "tree-flow.h"
2848 (c_finish_bc_stmt): Don't add a goto if the current statement
2849 list doesn't fall through to the current point.
2851 2005-01-21 Roger Sayle <roger@eyesopen.com>
2853 PR rtl-optimization/576
2854 * real.c (real_arithmetic): Change return type from void to bool
2855 to return an indication that the result may be inexact.
2856 * real.h (real_arithmeric): Update prototype.
2857 * fold-const.c (const_binop): Don't constant fold floating
2858 point expressions when the user specifies -frounding-math and
2859 the result may depend upon the run-time rounding mode.
2860 (fold_convert_const_real_from_real): Clean-up.
2861 (fold_initializer): Ignore flag_rounding_math for initializers.
2862 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2863 constant fold FP operations with flag_rounding_math if the
2864 result may depend upon the run-time rounding mode.
2866 2005-01-21 Tom Tromey <tromey@redhat.com>
2868 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2870 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2872 * tree-cfg.c: Fix comment typos.
2874 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2876 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2877 around the call to rest_of_handle_branch_target_load_optimize.
2879 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2881 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2882 (sparc64-*-openbsd*): Likewise.
2883 (sparclite-*-elf*): Include tm-dwarf2.h.
2884 (sparc86x-*-elf*): Likewise.
2885 (sparc64-*-elf*): Likewise.
2886 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2887 (DBX_DEBUGGING_INFO): Likewise.
2888 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2889 (PREFERRED_DEBUGGING_TYPE): Likewise.
2890 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2891 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2892 (PREFERRED_DEBUGGING_TYPE): Likewise.
2893 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2894 (PREFERRED_DEBUGGING_TYPE): Likewise.
2895 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2897 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2900 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2902 2005-01-20 Paul Brook <paul@codesourcery.com>
2904 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2906 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2908 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2909 label is first in a sequence of labels.
2911 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2913 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2914 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2916 * doc/sourcebuild.texi (Test Directives): New.
2918 2005-01-20 Roger Sayle <roger@eyesopen.com>
2920 * real.c (real_floor): Don't leave the result uninitialized when
2921 mode is VOIDMode, but return the unrounded intermediate value.
2922 (real_ceil): Likewise.
2924 2005-01-20 Paul Brook <paul@codesourcery.com>
2926 * config/arm/arm.md (insv): Use gen_int_mode.
2928 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2930 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2931 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2932 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2933 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2934 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2936 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2939 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2940 fbreg, so we have to assume we can't.
2941 (loc_descriptor_from_tree_1): Ditto.
2942 (containing_function_has_frame_base): New function.
2943 (add_location_or_const_value_attribute): Use it.
2944 Also try to generate a frame_base from a single element location
2947 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2949 PR tree-optimization/15349
2950 * timevar.def (TV_TREE_MERGE_PHI): New.
2951 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2953 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2954 calls to tree_forwarder_block_p.
2955 (remove_forwarder_block_with_phi, merge_phi_nodes,
2956 gate_merge_phi, pass_merge_phi): New.
2957 * tree-optimize.c (init_tree_optimization_passes): Add
2959 * tree-pass.h: Add an extern for pass_merge_phi;
2961 2005-01-20 Richard Henderson <rth@redhat.com>
2964 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2965 (_mm_castps_pd, _mm_castps_si128): New.
2966 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2968 2005-01-20 Richard Henderson <rth@redhat.com>
2971 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2972 __builtin_ia32_vec_init_v2si.
2973 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2974 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2975 (ix86_init_mmx_sse_builtins): Create it.
2976 (ix86_expand_builtin): Expand it.
2977 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2978 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2979 (vec_extractv2si_0, vec_extractv2si_1): New.
2981 2005-01-20 Richard Henderson <rth@redhat.com>
2984 * config/i386/i386.c (ix86_expand_push): New.
2985 * config/i386/mmx.md (push<MMXMODE>1): New.
2986 * config/i386/sse.md (push<SSEMODE>1): New.
2987 * config/i386/i386-protos.h: Update.
2989 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2991 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2994 2005-01-20 Richard Henderson <rth@redhat.com>
2996 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2997 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2999 2005-01-19 Richard Henderson <rth@redhat.com>
3002 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3003 to V4SFmode in SSE1 fallback load path.
3005 2005-01-19 Richard Henderson <rth@redhat.com>
3007 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3008 in QImode expansion to ix86_expand_vector_set.
3009 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3011 2005-01-19 Richard Henderson <rth@redhat.com>
3014 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3015 subclass of the input class.
3016 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3017 Always true for cross-SSE1 classes. Rationalize conditionals.
3018 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3019 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3020 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3021 (movdi_2): Add MMX/SSE zeros.
3022 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3023 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3024 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3025 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3026 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3027 (zero_extendsidi2_rex64_1): Remove.
3028 (MOV0 peephole): Check GENERAL_REG_P.
3030 2005-01-19 Richard Henderson <rth@redhat.com>
3033 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3035 (ix86_expand_vector_extract): Likewise.
3037 2005-01-19 Richard Henderson <rth@redhat.com>
3040 * expr.c (emit_move_change_mode): New argument force; use
3041 simplify_gen_subreg if true.
3042 (emit_move_via_alt_mode): Merge into ...
3043 (emit_move_via_integer): ... here.
3044 (emit_move_ccmode): Use emit_move_change_mode directly.
3046 2005-01-19 Richard Henderson <rth@redhat.com>
3049 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3050 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3051 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3053 (alpha_emit_set_const): Likewise. Make static.
3054 (alpha_emit_set_long_const): Make static.
3055 (alpha_extract_integer): Split out from alpha_expand_mov.
3056 (alpha_split_const_mov): Likewise.
3057 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3058 (alpha_legitimate_constant_p): New.
3059 * config/alpha/alpha-protos.h: Update.
3060 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3061 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3062 * config/alpha/alpha.md (movsi): Add n alternative.
3063 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3064 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3065 (splitters for all of the above): Use alpha_split_const_mov.
3066 * config/alpha/predicates.md (non_add_const_operand): New.
3067 (non_zero_const_operand): New.
3068 (input_operand): Use alpha_legitimate_constant_p after reload.
3070 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3072 PR tree-optimization/19038
3073 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3074 (add_candidate): Add ivs with increment in latch only if
3075 allow_ip_end_pos_p is true.
3076 (determine_iv_cost): Use empty_block_p.
3078 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3080 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3081 (compute_dominance_frontiers): Ditto.
3083 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3086 * config/sh/t-rtems: New.
3087 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3089 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3091 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3092 the offset of the selected field.
3094 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3096 * tree-cfg.c (remove_forwarder_block): Fix the check to
3097 prevent a nonlocal label from appearing in the middle of a
3100 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3102 PR rtl-optimization/19462
3103 * reorg.c (find_end_label): Create return insn only if
3104 current_function_epilogue_delay_list is empty.
3106 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3108 * doc/passes.texi: Remove paragraph mentioning new-ra.
3110 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3112 PR rtl-optimization/15139
3113 * combine.c: Include params.h.
3114 (count_rtxs): New function.
3115 (record_value_for_reg): If replace_rtx would replace at least
3116 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3117 (clobber (const_int 0)) instead of TEM.
3118 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3119 * params.h (MAX_LAST_VALUE_RTL): New.
3120 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3121 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3124 * c-typeck.c (digest_init): Only call build_vector if all constructor
3125 elements are *_CST nodes.
3126 * gimplify.c (gimplify_init_constructor): Likewise.
3129 * c-typeck.c (digest_init): Only call build_vector if inside_init
3132 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3134 * toplev.c (init_asm_output): Remove dead #ifdef.
3136 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3138 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3140 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3142 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3143 accessing DECL_FUNCTION_CODE.
3144 * dojump.c (do_jump): Likewise.
3145 * gimplify.c (gimplify_call_expr): Likewise.
3146 * predict.c (expr_expected_value): Likewise.
3147 (strip_builtin_expect): Likewise.
3148 * tree-inline.c (estimate_num_insns_1): Likewise.
3149 * tree-ssa-loop-im.c (stmt_cost): Likewise
3150 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3151 (tree_expr_nonnegative_p): Likewise.
3153 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3155 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3156 variant of the load_pcrel_sym pattern.
3157 * config/sparc/sparc.md (P macro): Move to the top.
3158 (load_pcrel_sym): Macroize using P.
3159 (save_register_window): Likewise.
3161 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3163 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3166 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3169 * c-typeck.c (build_asm_expr): Strip nops off
3170 input memory operands.
3172 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3174 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3175 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3176 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3177 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3179 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3182 * config/i386/i386.c (override_options): If the 80387 is disabled,
3183 then do not return FP values using FP registers.
3185 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3187 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3188 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3189 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3190 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3191 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3192 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3193 output.h, postreload-gcse.c, postreload.c, recog.c,
3194 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3195 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3196 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3197 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3198 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3199 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3200 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3201 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3203 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3204 config/alpha/alpha.c, config/arm/vfp.md,
3205 config/i386/emmintrin.h, config/i386/i386-modes.def,
3206 config/i386/i386-protos.h, config/i386/i386.h,
3207 config/i386/pmmintrin.h, config/i386/ppro.md,
3208 config/i386/predicates.md, config/i386/xmmintrin.h,
3209 config/i860/i860.c, config/ia64/ia64-modes.def,
3210 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3211 config/ia64/ia64.md, config/ia64/itanium1.md,
3212 config/ia64/itanium2.md, config/ia64/predicates.md,
3213 config/iq2000/iq2000.h, config/mips/linux64.h,
3214 config/rs6000/aix41.h, config/rs6000/aix43.h,
3215 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3216 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3217 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3218 config/sparc/linux64.h, config/sparc/litecoff.h,
3219 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3220 config/sparc/sparc.h, config/sparc/sparc.md,
3221 config/sparc/sysv4-only.h: Update copyright.
3223 2005-01-18 Richard Henderson <rth@redhat.com>
3226 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3228 2005-01-18 Marc Espie <espie@openbsd.org>
3229 * config/i386/openbsdelf.h: Typo.
3231 2005-01-18 Richard Henderson <rth@redhat.com>
3233 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3234 special case for sse.
3235 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3237 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3239 * tree-inline.c (estimate_num_insns_1): Added cases for
3240 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3242 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3244 PR rtl-optimization/19296
3245 * combine.c (simplify_comparison): Rewrite the condition under
3246 which a non-paradoxical SUBREG of a PLUS can be lifted when
3247 compared against a constant.
3249 2005-01-18 Andi Kleen <ak@muc.de>
3251 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3252 * c.opt (-Wpointer-sign): Add.
3253 * doc/invoke.texi: (-Wpointer-sign): Add.
3255 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3257 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3258 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3259 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3260 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3261 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3262 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3263 for TARGET_MIX_SSE_I387.
3264 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3265 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3266 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3267 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3268 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3269 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3270 TARGET_MIX_SSE_I387.
3271 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3274 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3277 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3278 Add movaps alternative for xmm reg->reg move.
3280 2005-01-17 Jeff Law <law@redhat.com>
3282 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3283 at the end of the main DOM loop rather than just before DOM exits.
3285 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3287 PR tree-optimization/19121
3288 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3289 adding aliases to a name tag, also add them to the pointer's
3291 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3292 sensitive alias info at all. Only check that the two pointers
3293 have compatible pointed-to sets.
3294 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3295 a pointer's type tag is a superset of the alias set of the
3298 2005-01-17 James E Wilson <wilson@specifixinc.com>
3301 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3302 comment to document why.
3304 2005-01-17 Richard Henderson <rth@redhat.com>
3306 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3307 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3308 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3309 sse2_vmsminv2df3_finite): New.
3310 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3311 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3312 Force op1 into register.
3314 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3316 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3317 bubblestrap from always rebuilding build directory.
3319 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3321 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3322 ("*cmpmem_short"): Likewise.
3324 2005-01-17 Steven Bosscher <stevenb@suse.de>
3326 * basic-block.h: Document BB_* flags.
3327 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3328 use an sbitmap instead.
3329 * sched-rgn.c (compute_trg_info): Likewise.
3331 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3333 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3334 redundant target_cpu_default and extra_parts lines. Use the default
3336 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3337 (SUBTARGET_EXTRA_SPECS): Delete.
3338 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3339 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3340 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3341 and "n32" for -mabi=n32.
3343 2005-01-17 Ian Lance Taylor <ian@airs.com>
3346 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3347 fold constant variables into initial values.
3349 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3351 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3353 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3354 through the statements backward.
3356 2005-01-17 Ian Lance Taylor <ian@airs.com>
3358 PR middle-end/13127:
3359 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3360 a variable set to the return value of the inlined function.
3362 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3364 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3365 when modes are tieable.
3367 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3369 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3370 of pthread_create to find out if threads are enabled.
3371 * gthr-posix95.h (__gthread_active_p): Likewise.
3373 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3375 * common.opt (-fnew-ra): Remove.
3377 * toplev.h (flag_new_regalloc): Remove.
3378 * Makefile.in (ra*.*): Don't mention.
3379 * passes.c (rest_of_handle_new_regalloc): Remove.
3380 (rest_of_handle_combine, rest_of_compilation): Always consider
3381 flag_new_regalloc as false.
3382 * doc/invoke.texi: Don't document -fnew-ra.
3384 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3386 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3387 last parameter to reg_scan.
3388 * loop.c (loop_optimize): Likewise.
3389 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3390 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3391 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3392 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3393 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3394 * regclass.c (reg_scan): Likewise, for the declaration.
3395 * rtl.h (reg_scan): Likewise, for the prototype.
3397 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3399 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3400 mark_dfs_back_edges.
3402 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3404 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3405 (compute_avail): Uses don't go in tmp_gen.
3407 2005-01-16 Steven Bosscher <stevenb@suse.de>
3409 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3410 loop to look for a free slot in a page entry.
3412 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3415 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3416 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3417 just before targetm.asm_out.file_end.
3418 * tree.h (process_pending_assemble_output_defs): Declare.
3419 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3421 (assemble_alias): Defer generation of assembly code for defines when
3422 TARGET_DEFERRED_OUTPUT_DEFS is true.
3423 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3424 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3425 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3427 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3430 * pa.c (pa_scalar_mode_supported_p): New function.
3431 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3432 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3434 * pa-protos.h (prefetch_operand): Delete.
3435 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3436 * pa.c (prefetch_operand): Delete.
3437 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3438 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3439 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3440 and prefetch_nocc_operand.
3441 * pa.md (prefetch): Rework to avoid reload problems handling short
3442 displacements when a cache control completer needs to be provided.
3443 (prefetch_32, prefetch_64): Delete.
3444 (prefetch_cc, prefetch_nocc): New patterns.
3446 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3448 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3450 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3453 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3454 exceeds maximum alignment for global common data.
3455 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3456 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3458 2004-01-15 Roger Sayle <roger@eyesopen.com>
3460 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3462 2004-01-15 Roger Sayle <roger@eyesopen.com>
3464 * harg-reg-set.h (reg_class_names): Prototype global array.
3465 * regclass.c (reg_class_names): Declare here and initialize to
3467 (dump_regclass): Remove local declaration of reg_class_names.
3468 (regclass): Likewise.
3469 * cfg.c (dump_flow_info): Likewise.
3470 * ra-debug.c (reg_class_names): Likewise.
3471 * regrename.c (reg_class_names): Likewise.
3472 * reload.c (reg_class_names): Likewise.
3473 * reload1.c (spill_failure): Likewise.
3474 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3476 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3478 * config/s390/s390.md ("reload_outti"): Remove predicate for
3479 output operand. Abort if operand is not a MEM.
3480 ("reload_outdi", "reload_outdf"): Likewise.
3482 2005-01-15 Marc Espie <espie@openbsd.org>
3484 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3485 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3486 * config/openbsd.h: Fix C++ includes for native configurations.
3487 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3488 Add trampoline support.
3489 * config/i386/openbsdelf.h: New.
3491 2005-01-15 Marc Espie <espie@openbsd.org>
3493 * collect2.c (main): Explicitly parse -dynamic-linker option.
3495 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3497 PR tree-optimization/19060
3498 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3499 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3500 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3501 and handle extract_range_from_cond returning false.
3502 * fold-const.c (fold): Optimize comparisons with min/max even for
3503 width > HOST_BITS_PER_WIDE_INT.
3505 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3507 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3508 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3509 Remove little endian multilib variants.
3510 Add mips32 multilib variant.
3512 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3514 * explow.c (copy_all_reg, stabilize): Remove.
3515 * expr.h: Remove the corresponding prototypes.
3517 * rtlanal.c (regs_set_between_p): Remove.
3518 * rtl.h: Remove the corresponding prototype.
3520 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3522 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3523 to rs6000_nonimmediate_operand.
3524 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3525 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3526 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3527 rs6000_nonimmediate_operand.
3528 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3529 rs6000_nonimmediate_operand.
3531 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3533 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3535 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3537 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3539 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3540 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3542 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3543 (rs6k_nonimmediate_operand): New.
3544 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3546 (legitimate_lo_sum_address_p): Same.
3547 (rs6000_legitimize_address): Same.
3548 (rs6000_legitimize_reload_address): Same.
3549 (rs6000_legitimate_address): Same.
3550 (spe_build_register_parallel): Pass DF and DC modes in a DI
3553 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3554 to rs6k_nonimmediate_operand.
3556 * config/rs6000/spe.md ("*frob_df_di"): New.
3557 ("*frob_di_df"): New.
3558 ("*frob_di_df_2"): New.
3559 ("*mov_sidf_e500_subreg0"): New.
3560 ("*mov_sidf_e500_subreg4"): New.
3561 ("*movdf_e500_double"): Change predicate to
3562 rs6k_nonimmediate_operand.
3564 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3566 * postreload.c (move2add_note_store): Only call
3567 trunc_int_for_mode on scalar integers.
3569 2005-01-14 Steven Bosscher <stevenb@suse.de>
3571 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3572 replace BB_VISITED uses.
3573 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3574 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3575 (tree_dce_done): Free visited_control_parents.
3576 (perform_tree_ssa_dce): Allocate and clear it.
3577 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3578 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3579 instead of BB_VISITED.
3581 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3583 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3584 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3585 Remove unused prototypes.
3587 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3589 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3590 64-bit register usage.
3591 (spe_func_has_64bit_regs_p): Add FIXME note.
3593 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3595 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3596 flag_finite_math_only with flag_unsafe_math_optimizations.
3598 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3600 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3602 (__tpf_eh_return): Copy TPF private stack area from the module
3603 boundary stack frame. Add check for when module addresses are
3604 equal, but no stub address is found.
3606 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3609 * arm.h (struct machine_function): Add call_via field.
3610 (thumb_call_via_label): Declare.
3611 * arm.c (thumb_call_via_label): New variable.
3612 (thumb_call_reg_needed): New variable.
3613 (arm_output_function_epilogue): For Thumb code, output any per-function
3614 call-indirect trampolines.
3615 (thumb_call_via_reg): New function.
3616 (arm_file_end): New function.
3617 (TARGET_ASM_FILE_END): Call arm_file_end.
3618 (aof_file_end): Likewise.
3619 * arm-protos.h (thumb_call_via_reg): Declare.
3620 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3621 thumb_call_via_reg in normal case.
3623 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3626 PR rtl-optimization/19348
3627 * recog.c (peephole2_optimize): Do global life update if some peephole
3628 decides it doesn't need at least one of its inputs and that change
3629 influences liveness at the start of the basic block.
3631 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3632 arguments instead of 1.
3634 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3637 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3638 zero for nested functions needing a static chain or functions
3639 with a non-constant address.
3641 2005-01-13 Roger Sayle <roger@eyesopen.com>
3643 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3644 (and (sign_extend X) C) into (zero_extend (and X C)).
3646 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3648 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3650 2005-01-13 Richard Henderson <rth@redhat.com>
3655 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3656 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3657 not just TARGET_SSE.
3658 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3659 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3660 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3661 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3662 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3663 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3664 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3665 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3666 (movdicc_c_rex64): Rename with '*'.
3667 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3668 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3669 (movsfcc_1_387): Rename from movsfcc_1.
3670 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3671 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3672 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3673 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3674 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3675 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3676 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3677 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3678 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3679 sse_movdfcc_const0_4): Remove.
3680 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3681 recognize min/max early. Update for changed sse cmove patterns.
3682 (ix86_split_sse_movcc): New.
3683 * config/i386/i386-protos.h: Update.
3685 2005-01-13 Steven Bosscher <stevenb@suse.de>
3687 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3688 (fix_stmt_v_may_defs): Likewise.
3690 2005-01-13 Richard Henderson <rth@redhat.com>
3692 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3693 for converting the mask.
3695 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3697 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3700 2005-01-13 Richard Henderson <rth@redhat.com>
3702 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3703 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3704 IX86_BUILTIN_MOVDQ2Q): Remove.
3705 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3706 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3707 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3709 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3710 (sse2_pextrw): Fix immediate constraint.
3711 (sse2_loadq, sse2_loadq_rex64): Remove.
3712 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3713 Use __builtin_ia32_vec_ext_<size>.
3714 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3716 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3718 * function.c (assign_parm_setup_block): Look inside original
3719 entry_parm when inspecting PARALLEL.
3721 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3722 Joel Sherrill <joel@oarcorp.com>
3725 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3726 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3727 rtems_gxx_recursive_mutex_init.
3728 (__gthread_recursive_mutex_lock): New function.
3729 (__gthread_recursive_mutex_trylock): Likewise.
3730 (__gthread_recursive_mutex_unlock): Likewise.
3732 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3734 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3736 2005-01-13 Jan Beulich <jbeulich@novell.com>
3738 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3739 (ashrti3_internal): Indicate output is early clobber. Generate result
3740 into output rather than first input. Use move for low word of output
3741 if shift count is exactly 64.
3742 (lshrti3_internal): Likewise.
3744 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3748 * reload1.c (delete_output_reload): Don't delete an output reload
3749 if the pseudo lives longer than a single basic block. Adjust and
3750 improve wording of comment.
3752 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3755 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3756 of TYPE_SIZE where we mean the number of bytes.
3758 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3760 * function.c (assign_parm_setup_block): Relax condition on
3761 multi-register optimization.
3763 2005-01-12 Nick Clifton <nickc@redhat.com>
3765 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3766 an "in_delay_slot" attribute of "no" to prevent them being used in
3767 delay slots. This is forbidden because they might generate
3770 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3773 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3776 2005-01-12 Nick Clifton <nickc@redhat.com>
3778 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3779 passed on to GAS) but do not define, as GAS no longer supports or
3780 needs the -m2000 option.
3782 2005-01-11 Roger Sayle <roger@eyesopen.com>
3784 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3785 type as args of unprototyped builtins aren't automatically promoted.
3786 (fold_builtin_abs): Likewise.
3788 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3790 * Makefile.in: Set a `build-warn' variable.
3792 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3794 PR tree-optimization/17949
3795 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3796 (find_interesting_uses_address): Use it.
3798 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3800 * regrename.c (kill_value): Handle subreg's that won't simplify.
3802 2005-01-11 Richard Henderson <rth@redhat.com>
3805 * config/i386/i386.h (enum ix86_builtins): Move ...
3806 * config/i386/i386.c: ... here.
3807 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3808 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3809 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3810 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3811 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3812 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3813 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3814 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3815 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3816 IX86_BUILTIN_LOADDDUP): Remove.
3817 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3818 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3819 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3820 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3821 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3822 (ix86_init_builtins): Make static.
3823 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3824 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3825 if all the modes match. Otherwise, fake it.
3826 (get_element_number, ix86_expand_vec_init_builtin,
3827 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3828 (ix86_expand_builtin): Make static. Update for changed builtins.
3829 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3830 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3831 (ix86_expand_vector_init_duplicate): New.
3832 (ix86_expand_vector_init_low_nonzero): New.
3833 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3834 Split out from ix86_expand_vector_init; handle integer modes.
3835 (ix86_expand_vector_init): Use them.
3836 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3837 * config/i386/i386-protos.h: Update.
3838 * config/i386/predicates.md (reg_or_0_operand): New.
3839 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3840 (movv2sf_internal): Likewise. And a splitter to match them all.
3841 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3842 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3843 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3844 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3845 (mmx_pinsrw): Fix operand ordering.
3846 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3847 rather than sse_loadss expander.
3848 (movv2df splitter): Similarly.
3849 (sse_loadss, sse_loadlss): Remove.
3850 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3851 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3852 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3853 (sse3_movddup): Rename with '*'.
3854 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3855 (sse2_loadsd): Remove.
3856 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3857 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3858 (sse2_pinsrw): Fix argument ordering.
3859 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3860 (sse2_stored): Remove 'r' destination.
3861 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3862 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3863 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3864 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3865 vec_extractv16qi, vec_initv16qi): New.
3867 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3868 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3869 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3871 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3872 (_mm_load_si128, _mm_store_si128): Likewise.
3873 (_mm_load1_pd): Use _mm_set1_pd.
3874 (_mm_load_sd): Use _mm_set_sd.
3875 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3876 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3877 (_mm_set_epi64): Use _mm_set_epi64x.
3878 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3879 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3880 _mm_setr_epi8): Use _mm_set_foo form.
3881 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3882 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3883 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3884 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3885 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3886 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3887 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3888 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3889 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3890 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3891 (_mm_movedup_pd): Use _mm_shuffle_pd.
3892 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3893 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3894 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3895 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3897 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3898 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3899 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3900 (_mm_store_ps): Use raw dereference.
3901 (_mm_store1_ps): Use _mm_storeu_ps.
3902 (_mm_storer_ps): Use _mm_store_ps.
3903 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3904 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3906 2005-01-11 Stan Shebs <shebs@apple.com>
3908 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3909 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3911 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3914 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3915 Skip all DECLs except for FIELD_DECLs.
3917 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3919 * config/s390/s390.c (override_options): Return error if
3920 -mbackchain, -mpacked-stack and -mhard-float are used together.
3921 (s390_va_start): Remove the backchain && packed-stack special case.
3922 (s390_gimplify_va_arg): Likewise.
3923 * doc/invoke.texi: Remove the ABI incompatibility note.
3925 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3927 * config/s390/s390.c (struct s390_frame_layout): Remove
3929 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3930 save_backchain_p with TARGET_BACKCHAIN.
3932 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3935 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3936 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3937 * function.c (locate_and_pad_parm): Set new field.
3938 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3939 Tweak where_pad test to include "none". Always set mem align for
3941 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3942 not sufficient for type.
3943 (assign_parm_setup_block): If stack_parm is zero on entry, always
3944 make a new stack local. Block move old stack parm if necessary
3945 to new aligned stack local.
3946 (assign_parm_setup_stack): Use a block move to handle
3947 potentially misaligned entry_parm.
3948 (assign_parms_unsplit_complex): Specify required alignment when
3949 creating stack local.
3950 * calls.c (compute_argument_addresses): Override alignment of stack
3951 arg calculated from its type with the alignment given by
3952 FUNCTION_ARG_BOUNDARY.
3953 (store_one_arg): Likewise.
3955 2005-01-11 Jan Beulich <jbeulich@novell.com>
3957 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3958 Change respective itanium_class attribute to ialu.
3959 (shladdp4_internal): New.
3960 * config/ia64/predicates.md (shladd_log2_operand): New.
3962 2005-01-11 Richard Henderson <rth@redhat.com>
3964 * expr.c (store_constructor): Use rtvec_alloc instead of
3965 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3967 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3969 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3971 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3973 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3974 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3975 (TARGET_RWRELOC): Define.
3976 (ia64_rwreloc_section_type_flags): Delete.
3977 (ia64_section_type_flags): New function.
3978 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3979 (TARGET_RWRELOC): Define.
3981 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3984 * config/ia64/ia64.c (process_set): For alloc insn, only call
3985 process_epilogue is !frame_pointer_needed.
3987 2005-01-10 Roger Sayle <roger@eyesopen.com>
3990 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3991 unary operator and can't be treated as a binary/comparison operator.
3993 2005-01-10 Richard Henderson <rth@redhat.com>
3995 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3996 (ix86_return_in_memory): Likewise.
3997 (function_arg_advance): Likewise. Mirror structure in function_arg
3998 for choosing register to advance.
4000 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4002 * tree-vectorizer.c, tree.def: Fix comment typos.
4004 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4006 * config/s390/s390.c (struct processor_costs): 4 new fields:
4007 ddbr, ddr, debr, der.
4008 (s390_rtx_costs): More precise handling of divide instructions.
4010 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4012 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4014 2005-01-10 Jan Beulich <jbeulich@novell.com>
4016 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4017 names resulting from -ffunction-sections/-fdata-sections and linkonce
4019 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4020 based on the section name. Rearrange the section name comparison logic
4021 slightly so that each section name is compared against at most once.
4023 2005-01-10 Ben Elliston <bje@au.ibm.com>
4025 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4026 targets for which -fPIC reduces limitations on the GOT size.
4028 2005-01-09 Falk Hueffner <falk@debian.org>
4030 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4033 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4036 * collect2.c (main): Set aixrtl_flag for -brtl option.
4037 (resolve_lib_name): Search for .so file extension before .a
4040 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4042 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4043 (vect_analyze_data_refs_alignment): Add dump prints.
4045 2005-01-09 Ira Rosen <irar@il.ibm.com>
4047 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4048 expr_invariant_in_loop_p.
4049 Initialize outputs first thing in the function.
4050 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4051 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4052 (vect_analyze_pointer_ref_access): Check that the initial condition of
4053 the access function is loop invariant.
4055 2005-01-09 Richard Henderson <rth@redhat.com>
4057 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4058 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4059 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4060 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4061 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4062 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4063 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4064 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4065 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4066 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4067 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4068 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4069 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4070 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4071 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4072 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4073 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4074 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4075 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4076 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4077 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4078 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4079 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4081 (mmx_clrdi, pavgusb): Remove.
4082 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4083 with leading sse_ prefix.
4084 * config/i386/sse.md: Receive them.
4085 * config/i386/mmx.md: New file.
4086 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4087 (subrv2sf3): Turn into expander for normal subtraction.
4088 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4089 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4090 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4091 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4092 commutative; use ix86_binary_operator_ok.
4093 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4094 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4095 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4096 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4097 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4098 Macroize from existing patterns; use ix86_binary_operator_ok.
4099 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4100 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4101 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4102 with vec_select+vec_concat.
4103 (mmx_pshufw, mmx_pshufw_1): Likewise.
4104 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4105 (mmx_uavgv4hi3): Model correctly.
4106 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4107 _mm_xor_si64): Remove casts.
4109 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4111 PR tree-optimization/19224
4112 * tree-scalar-evolution.c (get_instantiated_value,
4113 set_instantiated_value): New functions.
4114 (instantiate_parameters_1): Cache the results.
4115 (instantiate_parameters, resolve_mixers): Initialize and free
4118 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4120 * config/i386/i386.md (addhi_4): Correct reference in comment.
4123 2005-01-08 Richard Henderson <rth@redhat.com>
4125 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4126 (_mm_cvtsi128_si64x): Likewise.
4127 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4128 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4129 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4130 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4131 * config/i386/i386-protos.h: Update.
4132 * config/i386/i386.c (print_operand): Add 'H'.
4133 (ix86_fixup_binary_operands): Split out from ...
4134 (ix86_expand_binary_operator): ... here.
4135 (ix86_fixup_binary_operands_no_copy): New.
4136 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4137 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4138 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4139 (safe_vector_operand): Use CONST0_RTX.
4140 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4141 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4142 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4143 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4145 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4146 (IX86_BUILTIN_CMPNGESS): New.
4147 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4148 (attr type): Add sselog1.
4149 (attr unit, attr memory): Handle it.
4150 (movti, movti_internal, movti_rex64): Move near other integer moves.
4151 (movtf, movtf_internal): Move near other fp moves.
4152 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4153 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4154 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4155 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4156 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4157 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4158 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4159 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4160 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4161 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4162 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4163 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4164 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4165 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4166 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4167 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4168 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4169 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4170 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4171 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4172 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4173 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4174 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4175 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4176 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4177 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4178 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4179 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4180 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4181 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4182 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4183 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4184 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4185 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4186 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4187 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4188 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4189 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4190 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4191 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4192 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4193 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4194 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4195 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4197 (SSEPUSH, push<SSEPUSH>): Remove.
4198 (MMXPUSH, push<MMXPUSH>): Remove.
4199 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4200 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4201 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4202 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4203 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4204 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4205 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4206 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4207 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4208 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4209 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4210 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4211 (ppro_sse_log_V4SF): Handle sselog1.
4212 * config/i386/predicates.md (const_0_to_1_operand): New.
4213 (const_0_to_255_mul_8_operand): New.
4214 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4215 (const_2_to_3_operand, const_4_to_7_operand): New.
4216 * config/i386/sse.md: New file.
4217 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4218 (sse_movups): Rename from sse_movups_1.
4219 (sse_loadlss): Rename from sse_loadss_1.
4220 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4222 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4223 (absv4sf2, negv2df, absv2df): New.
4224 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4225 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4226 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4227 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4228 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4229 (sse3_addsubv4sf3): Model correctly.
4230 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4231 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4232 (sse_movhlps): Model with vec_select+vec_concat.
4233 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4234 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4235 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4236 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4237 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4238 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4239 sse2_pshufhw_1): Likewise.
4240 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4241 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4242 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4243 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4244 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4245 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4246 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4247 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4248 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4249 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4250 sminv8hi3): Mark commutative
4251 operands. Use ix86_binary_operator_ok.
4252 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4253 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4254 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4255 sse2_punpcklqdq): Allow operand2 in memory.
4256 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4257 sse2_movsd): Add memory alternatives.
4258 (sse_storelps): Turn expander into an insn; split after reload.
4259 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4260 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4262 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4264 * configure.ac (DWARF-2 debug_line): Use objdump.
4265 * configure: Regenerate.
4267 2005-01-08 Jeff Law <law@redhat.com>
4268 Diego Novillo <dnovillo@redhat.com>
4270 PR tree-optimization/18241
4271 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4272 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4273 statements with volatile operands.
4274 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4275 operands after marking a statement with has_volatile_ops.
4277 2005-01-08 Roger Sayle <roger@eyesopen.com>
4279 * tree.c (int_fits_type_p): Always honor integer constant
4280 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4282 2005-01-08 Roger Sayle <roger@eyesopen.com>
4284 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4285 the latent bug in rtl_delete_block has been resolved.
4287 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4289 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4290 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4292 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4294 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4295 library as @multilib_dir@/$(SHLIB_SONAME).
4297 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4299 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4300 * configure: Regenerate.
4302 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4304 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4307 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4310 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4311 Convert non-word aligned offset address using ld/std into
4314 2005-01-07 Richard Henderson <rth@redhat.com>
4316 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4318 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4320 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4322 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4324 PR tree-optimization/19283
4325 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4326 is not shorter than the original type.
4328 PR rtl-optimization/19012
4329 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4331 PR rtl-optimization/18861
4332 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4333 (FULL_STATE): Define.
4334 (mark_tablejump_edge): New function.
4335 (purge_dead_tablejump_edges): New function.
4336 (find_bb_boundaries): Use it.
4338 PR tree-optimization/18828
4339 * builtins.c (expand_builtin_next_arg): Remove argument and all
4340 the argument checking.
4341 (expand_builtin): Adjust caller.
4342 (expand_builtin_va_start): Likewise. Remove error for too many
4344 (fold_builtin_next_arg): Issue error for too many arguments.
4345 After checking arguments, replace them with magic arguments that
4346 prevent further checking of the args.
4348 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4350 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4352 2005-01-06 Roger Sayle <roger@eyesopen.com>
4355 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4356 and %{.S:...} (and their negative variants) to test whether the
4357 input file is assembler or pre-processed-assembler independent of
4358 the actual filename extension.
4360 2005-01-06 Roger Sayle <roger@eyesopen.com>
4362 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4363 of sign or zero extended values.
4365 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4367 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4368 for IBM long double format correctly.
4370 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4372 Fix PR tree-optimization/18792
4374 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4375 to first_loop_depth, and use loop depth instead of loop number.
4376 (build_classic_dir_vector): Ditto.
4377 (compute_data_dependences_for_loop): Use depth, not loop number.
4378 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4379 number. Pass in loops, instead of loop numbers.
4380 (gather_interchange_stats): Ditto.
4381 (linear_transform_loops): Ditto.
4383 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4386 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4387 biv_fits_mode_p, extension_within_bounds_p): New functions.
4388 (check_ext_dependent_givs): Use them.
4390 2005-01-06 Roger Sayle <roger@eyesopen.com>
4392 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4393 more than one barrier, in which case we should delete them all.
4395 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4397 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4399 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4401 Fix PR middle-end/19286
4403 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4404 output this subprogram, simply ignore this attempt to do it again.
4405 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4406 origin attribute if it's not possible.
4407 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4408 (decls_for_scope): Ditto.
4409 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4410 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4412 2005-01-05 Richard Henderson <rth@redhat.com>
4415 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4416 (bdesc_2arg): Use it.
4417 (ix86_expand_binop_builtin): Force operands into registers
4419 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4420 ix86_expand_sse_compare, ix86_expand_sse_comi,
4421 ix86_expand_builtin): Likewise.
4423 2005-01-05 Richard Henderson <rth@redhat.com>
4425 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4427 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4428 (mulv4hi3): Set itanium_class mmmul.
4429 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4430 (fpack): Rename from fpack_sfsf.
4432 2005-01-05 Richard Henderson <rth@redhat.com>
4435 * reload1.c (do_input_reload): Restrict the optimization deleteing
4436 a previous output reload to RELOAD_FOR_INPUT.
4438 2005-01-05 Steven Bosscher <stevenb@suse.de>
4440 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4441 comment that we fall through after case.
4442 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4443 (distribute_links): Likewise.
4444 * cse.c (cse_insn): Likewise.
4445 * cselib.c (cselib_invalidate_mem): Likewise.
4446 * df.c: Update comments at the top of the file.
4447 (read_modify_subreg_p): Update comments here too.
4448 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4449 * flow.c (mark_set_1): Likewise.
4450 (mark_used_regs): Likewise.
4451 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4452 (canon_list_insert): Likewise.
4453 (mark_set): Likewise.
4454 (try_replace_reg): Likewise.
4455 (store_killed_in_insn): Likewise.
4456 * loop.c (count_one_set): Likewise.
4457 (basic_induction_var): Likewise.
4458 * postreload-gcse.c (find_mem_conflicts): Likewise.
4459 * postreload.c (reload_combine_note_store): Likewise.
4460 (move2add_note_store): Likewise.
4461 * reload.c (find_equiv_reg): Likewise.
4462 (mark_referenced_resources): Likewise.
4463 * rtlanal.c (set_noop_p): Likewise.
4464 (note_stores): Likewise.
4465 (note_uses): Likewise.
4466 * sched-deps.c (sched_analyze_1): Likewise.
4467 * sched-rgn.c (check_live_1): Likewise.
4468 (update_live_1): Likewise.
4469 * config/i860/i860.c: Likewise.
4471 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4473 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4475 * doc/rtl.texi: Update documentation for bit-fields and SET.
4477 2005-01-05 Roger Sayle <roger@eyesopen.com>
4479 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4481 2005-01-05 Jan Hubicka <jh@suse.cz>
4482 Richard Henderson <rth@redhat.com>
4485 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4488 2005-01-05 Richard Henderson <rth@redhat.com>
4491 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4492 (sse_shufps): Change operand 3 to const_int_operand.
4493 (sse2_storelps): Fix typo in template.
4494 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4495 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4496 (ix86_expand_builtin): Likewise.
4498 2005-01-05 Julian Brown <julian@codesourcery.com>
4500 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4501 as aggregates for AAPCS ABIs.
4503 2005-01-05 Stan Shebs <shebs@apple.com>
4505 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4506 Mach-O getters if ppc64.
4507 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4509 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4510 signed four-byte field for global code case.
4511 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4513 2005-01-05 Roger Sayle <roger@eyesopen.com>
4516 * c-common.c: Include real.h.
4517 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4518 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4519 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4520 * Makefile.in (c-common.o): Update dependencies.
4522 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4524 * c-parse.in (asm_string): Add trailing semicolon.
4526 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4528 * c-parse.in (asm_string): New. Don't allow wide strings in
4530 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4531 asm_string instead of STRING.
4533 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4535 * c-typeck.c (constructor_no_implicit): Remove.
4536 (set_designator, process_init_element): Don't check
4537 constructor_no_implicit.
4539 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4540 Kaz Kojima <kkojima@gcc.gnu.org>
4543 * lcm.c (create_pre_exit): New.
4544 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4545 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4547 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4549 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4550 -msoft-float in target_float_switch.
4551 * arm.c (arm_override_options): Fix processing of target_float_switch.
4553 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4555 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4558 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4560 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4561 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4563 2005-01-04 Roger Sayle <roger@eyesopen.com>
4565 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4566 if deleting the then-block allows the test-block to fallthru to the
4569 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4572 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4573 after the full declaration if the are in two different TUs.
4575 2005-01-04 Richard Henderson <rth@redhat.com>
4578 * tree-sra.c (generate_one_element_init): Just
4579 call gimplify_and_add.
4580 (generate_element_init): Record the
4581 new referenced variables and mark them for renaming
4582 and split out to ...
4583 (generate_element_init_1): This.
4584 (scalarize_init): Don't call push_gimplify_context/
4585 pop_gimplify_context.
4587 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4589 * toplev.c (get_src_pwd): Handle failure of getpwd().
4591 2005-01-04 Roger Sayle <roger@eyesopen.com>
4593 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4595 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4596 all the cases handled by it are inverted by invert_truthvalue.
4598 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4600 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4601 (save_register_windowsi): Likewise.
4603 2005-01-04 Richard Henderson <rth@redhat.com>
4605 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4607 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4610 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4611 any simplifications of vector mode comparison operators.
4612 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4614 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4615 Devang Patel <dpatel@apple.com>
4617 PR tree-optimization/18308
4618 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4619 the operands before creating a new expression.
4620 * dojump.c (do_jump): Make drop_through_label available
4621 for all cases. Add expansion of COND_EXPR.
4623 2005-01-04 Ira Rosen <irar@il.ibm.com>
4625 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4626 INTEGER_CST instead of TREE_CONSTANT.
4627 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4628 instead of TREE_CONSTANT.
4629 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4630 instead of TREE_CONSTANT.
4632 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4634 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4636 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4639 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4640 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4642 2005-01-03 Richard Henderson <rth@redhat.com>
4644 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4645 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4646 fold_convert_const_real_from_real): Split out from ...
4647 (fold_convert_const): ... here.
4649 2005-01-03 Richard Henderson <rth@redhat.com>
4652 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4653 (mov<MMXMODEI>_internal): Likewise.
4654 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4655 Add V2SF case; use it for SSE1; don't use TI.
4656 (movdf_integer): Likewise.
4657 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4659 2005-01-03 Ira Rosen <irar@il.ibm.com>
4661 * tree-vectorizer.c (vect_strip_conversions): New function.
4662 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4663 check for binary class.
4665 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4669 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4671 * gimple-low.c (mark_blocks_with_used_vars): New function.
4672 (mark_blocks_with_used_subblocks): Ditto.
4673 (mark_used_blocks): Ditto.
4674 (pass_mark_used_blocks): New pass.
4675 * tree-inline.c: Include debug.h.
4676 (expand_call_inline): Call outlining_inline_function here.
4677 * tree-optimize.c (init_tree_optimization_passes): Add
4678 pass_mark_used_blocks.
4679 * tree-pass.h (pass_mark_used_blocks): New.
4680 * Makefile.in (tree-inline.o): Add debug.h dependency.
4682 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4684 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4685 VAR_DECLs to have weak_import attribute.
4687 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4690 2004-01-03 Steven Bosscher <stevenb@suse.de>
4692 * passes.c (rest_of_compilation): Don't run regmove if only
4693 flag_expensive_optimizations, require flag_regmove instead.
4695 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4697 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4699 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4700 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4701 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4702 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4704 2005-01-03 Richard Henderson <rth@redhat.com>
4706 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4707 (ia64_const_ok_for_letter_p): New.
4708 (ia64_const_double_ok_for_letter_p): New.
4709 (ia64_extra_constraint): New.
4710 (ia64_expand_vecint_compare): New.
4711 (ia64_expand_vcondu_v2si): New.
4712 (ia64_expand_vecint_cmov): New.
4713 (ia64_expand_vecint_minmax): New.
4714 (ia64_print_operand): Add 'v'.
4715 (ia64_preferred_reload_class): New.
4716 (ia64_vector_mode_supported_p): New.
4717 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4718 (PREFERRED_RELOAD_CLASS): Move to function.
4719 (CONST_OK_FOR_LETTER_P): Move to function.
4720 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4721 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4722 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4723 (EXTRA_CONSTRAINT): Move to function.
4724 * config/ia64/ia64.md: Include vect.md.
4725 (itanium_class): Add mmalua.
4727 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4729 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4730 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4732 (const_int_2bit_operand): New.
4733 (fr_reg_or_0_operand): New.
4734 * config/ia64/ia64-modes.def: Add vector modes.
4735 * config/ia64/ia64-protos.h: Update.
4736 * config/ia64/vect.md: New file.
4738 2005-01-03 Richard Henderson <rth@redhat.com>
4740 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4742 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4745 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4747 (log1pdf2): Change mode of operands[0,1] to DFmode.
4749 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4751 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4752 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4753 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4754 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4755 SPARC_RELAXED_ORDERING.
4757 2005-01-03 Richard Henderson <rth@redhat.com>
4758 Uros Bizjak <uros@kss-loka.si>
4761 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4762 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4763 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4765 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4766 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4767 const_pow2_1_to_128_operand): New predicates.
4769 2005-01-02 Greg McGary <greg@mcgary.org>
4771 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4773 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4774 object. [ptr_type]: Remove unused variable.
4775 Remember nearest addressable array-element or record-component
4776 when checking bitfield components. Tolerate empty BIND_EXPR.
4778 2005-01-01 Richard Henderson <rth@redhat.com>
4780 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4781 that don't narrow the value. Fail for other conversions.
4783 2005-01-01 Richard Henderson <rth@redhat.com>
4786 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4787 * c-lang.c (finish_file): Don't do it here.
4788 * objc/objc-act.c (objc_finish_file): Likewise.
4790 * cgraph.c (decl_assembler_name_equal): New.
4791 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4792 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4793 * cgraph.h (struct cgraph_varpool_node): Add next.
4794 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4795 * varasm.c (assemble_alias): Mark the target as needed.
4797 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4800 * function.c (get_arg_pointer_save_area): Use entry_of_function
4801 instead of get_insns.
4803 2005-01-01 Roger Sayle <roger@eyesopen.com>
4804 Andrew Pinski <pinskia@physics.uc.edu>
4805 James E. Wilson <wilson@specifixinc.com>
4807 PR rtl-optimization/12092
4808 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4811 2005-01-01 Roger Sayle <roger@eyesopen.com>
4812 Olivier Hainque <hainque@act-europe.fr>
4814 * tree.c (int_fits_type_p): A narrower type always fits in a
4815 wider one, except for negative values into unsigned types.
4817 2005-01-01 Roger Sayle <roger@eyesopen.com>
4819 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4820 with the original constant rather than require TREE_OVERFLOW.
4822 2005-01-01 Steven Bosscher <stevenb@suse.de>
4825 * c-decl.c (finish_function): If compiling C99, annotate the
4826 compiler generated return with the current file name and line 0.
4827 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4828 the source line is greater than 0.
4829 (remove_bb): Likewise.
4831 See ChangeLog.12 for earlier changes.