1 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3 PR tree-optimization/19786
4 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5 tag to another's may-alias bitmap when adding to the other's list.
7 2005-02-21 DJ Delorie <dj@redhat.com>
9 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11 registers in unsupported ways.
12 * expmed.c (init_expmed): Likewise.
14 2005-02-21 Stan Cox <scox@redhat.com>
16 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
18 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
20 * tree-cfg.c (fold_cond_expr_cond): New.
21 (make_edges): Call fold_cond_expr_cond.
22 (find_taken_edge): Accept nothing but INTEGER_CST.
23 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
25 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
27 * flow.c (delete_dead_jumptables): Speed up by scanning insns
28 that do not belong to any basic block.
30 2005-02-21 Jeff Law <law@redhat.com>
32 * cfganal.c (find_unreachable_blocks): Manually CSE load of
35 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
37 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
38 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
39 Adjust their definitions.
40 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
41 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
43 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
44 genautomata.c, langhooks.c, langhooks.h, system.h,
45 config/arm/lib1funcs.asm: Update copyright.
47 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
49 * dbxout.c (dbxout_function_end): Emit Lscope label always.
51 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
54 * doc/install.texi: Document --with-gc.
56 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
58 * simplify-rtx.c (simplify_unary_operation): Add a missing
61 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
63 PR tree-optimization/18663
64 * tree-ssa-dom.c (extract_range_from_cond): Return 0
65 if the type has variable bounds.
67 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
69 * gcse.c: Remove an obsolete comment.
71 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
73 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
75 * doc/extend.texi (Function Attributes) <Attribute const>: The
76 attribute "pure" is below this text, not above.
78 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
80 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
81 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
82 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
84 2005-02-20 Zack Weinberg <zack@codesourcery.com>
87 * langhooks.h (struct lang_hooks): Add to_target_charset.
88 * langhooks.c (lhd_to_target_charset): New function.
89 * langhooks-def.h: Declare lhd_to_target_charset.
90 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
91 (LANG_HOOKS_INITIALIZER): Update.
92 * c-common.c (c_common_to_target_charset): New function.
93 * c-common.h: Declare it.
94 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
95 c_common_to_target_charset.
97 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
98 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
100 * system.h: Poison them.
101 * doc/tm.texi: Don't discuss them.
102 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
103 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
104 (pp_c_char): Do not attempt to generate letter escapes for
106 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
107 * config/mips/mips.c (mips_output_ascii): Likewise.
109 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
111 PR tree-optimization/19951
112 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
115 2005-02-19 Steven Bosscher <stevenb@suse.de>
118 * function.h (struct function): New field `max_loop_depth'.
119 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
120 (flow_loops_find): Reset the max loop depth count before finding loops.
121 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
122 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
123 (calculate_global_regs_live): Make sure the loop will terminate
124 when the initial sets are not empty.
126 2005-02-19 Zack Weinberg <zack@codesourcery.com>
128 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
130 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
132 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
135 * doc/invoke.texi: Remove documentation of %M spec.
137 (init_spec): Remove %M suffix from -lgcc_s.
138 (do_spec_1): Remove 'M' case.
139 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
140 to put shared libraries in the multilib directory. Remove the
141 shlib_so_soname substitution variable. Don't add a multilib encoding
142 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
143 reported by -print-multi-os-directory. Pass @multilib_dir@ to
144 SHLIB_INSTALL as well as SHLIB_LINK.
145 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
146 (SHLIB_NAME): Delete.
147 (SHLIB_DIR): New macro.
148 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
149 (SHLIB_INSTALL): Adjust accordingly.
150 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
151 * config/t-slibgcc-sld: Likewise.
152 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
153 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
154 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
156 (SHLIBUNWIND_INSTALL): Adjust accordingly.
157 * config/i386/t-nwld (SHLIB_SONAME): Delete.
158 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
159 Use @shlib_base_name@ instead of @shlib_so_name@.
160 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
161 and @shlib_base_name@.so in @multilib_dir@.
162 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
164 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
165 (SHLIB_LINK): Remove previous workaround.
166 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
167 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
168 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
170 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
171 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
172 (SHLIB_INSTALL): Adjust accordingly.
173 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
174 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
175 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
176 config/t-slibgcc-elf-ver.
178 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
179 Jakub Jelinek <jakub@redhat.com>
181 PR tree-optimization/19828
182 * tree-ssa-loop-im.c: Add a TODO comment.
183 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
184 without side-effects.
186 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
188 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
191 2005-02-18 James E. Wilson <wilson@specifixinc.com>
193 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
194 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
195 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
197 (ia64_reorg): Delete fixup_errata call.
198 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
199 (TARGET_SWITCHES): Delete -mb-step entry.
201 2005-02-19 Jakub Jelinek <jakub@redhat.com>
204 * c-typeck.c (composite_type): Handle quals in transparent unions.
205 (type_lists_compatible_p): Likewise.
207 2005-02-18 Stan Shebs <shebs@apple.com>
209 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
210 expressions in the .literal8 section.
212 2005-02-18 Geoffrey Keating <geoffk@apple.com>
214 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
216 2005-02-18 Roger Sayle <roger@eyesopen.com>
218 * fold-const.c (constant_boolean_node): Always create values of the
219 specified type, don't bother calling truthvalue_conversion.
221 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
223 * except.c (output_function_exception_table): Call
224 assemble_external_libcall (eh_personality_libfunc).
226 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
229 * config/ia64/ia64.h (struct machine_function): Add state_num.
230 * config/ia64/ia64.c (process_epilogue,
231 process_for_unwind_directive): Use new unwind state numbers each
232 time rather than state 1.
234 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
237 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
238 before the "*llgt_didi" pattern.
240 2005-02-18 Jason Merrill <jason@redhat.com>
242 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
244 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
246 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
247 (div0): Use it in place of ARM_FUNC_ALIAS.
248 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
250 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
253 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
254 access, the lower bound of the array type if it exists.
256 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
259 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
260 cases that are out-of-range for the index type.
262 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
264 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
265 (estimate_case_costs): Don't call convert.
266 * expmed.c (expand_shift): Likewise.
267 (make_tree): Call fold_convert instead of convert.
269 2005-02-18 Jakub Jelinek <jakub@redhat.com>
272 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
273 that ref to be marked MEM_READONLY_P doesn't have base that needs
276 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
278 * genautomata.c (output_get_cpu_unit_code_func,
279 output_cpu_unit_reservation_p): Don't generate old-style function
282 2005-02-18 Jakub Jelinek <jakub@redhat.com>
285 PR tree-optimization/20009
286 * convert.c (convert_to_integer): Revert 2005-02-16 change.
288 PR tree-optimization/18947
289 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
290 inline, remove all nodes that are inlined into the extern inline
293 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
295 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
296 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
297 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
298 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
301 2005-02-17 Roger Sayle <roger@eyesopen.com>
303 PR tree-optimization/19917
304 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
305 to be potentially trapping.
307 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
309 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
311 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
313 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
314 tem becomes a local variable which is set to the value of the
315 back end defined INITIAL_FRAME_ADDRESS macro.
316 (expand_builtin_frame_address): Omit the base parameter to
317 expand_builtin_return_addr.
318 (expand_builtin_profile_func): Likewise.
319 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
320 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
321 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
323 2005-02-17 Jakub Jelinek <jakub@redhat.com>
325 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
326 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
327 * config/frv/frv.c (frv_function_epilogue): Likewise.
329 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
331 * lambda-code (perfect_nestify): Remove mark/unmark
333 * tree-loop-linear.c (linear_transform_loops): Add
334 rewrite_into_ssa call so that ssa is correct for
335 rewriting into loop closed.
337 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
339 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
340 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
342 * bt-load.c (btr_def_live_range, combine_btr_defs,
343 migrate_btr_def, migrate_btr_defs): Likewise.
344 * cfgcleanup.c (thread_jump): Likewise.
345 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
346 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
347 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
348 df_rd_local_compute, df_reg_info_compute): Likewise.
349 * dominance.c (init_dom_info, free_dom_info): Likewise.
350 * flow.c (init_propagate_block_info,
351 free_propagate_block_info): Likewise.
352 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
353 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
354 modify_reg_pav): Likewise.
355 * loop-invariant.c (find_defs, find_invariant_insn,
356 find_invariants, free_inv_motion_data): Likewise.
357 * predict.c (tree_predict_by_opcode,
358 estimate_bb_frequencies): Likewise.
359 * stmt.c (expand_case): Likewise.
360 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
361 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
362 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
363 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
364 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
365 rewrite_ssa_into_ssa): Likewise.
366 * tree-optimize.c (tree_rest_of_compilation): Likewise.
367 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
368 analyze_edges_for_bb, perform_edge_inserts): Likewise.
369 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
370 * tree-sra.c (tree_sra): Likewise.
371 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
372 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
373 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
374 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
375 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
376 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
378 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
379 calculate_live_on_entry, calculate_live_on_exit,
380 build_tree_conflict_graph): Likewise.
381 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
382 record_important_candidates, set_use_iv_cost, find_depends,
383 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
384 tree_ssa_iv_optimize_finalize): Likewise.
385 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
386 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
387 tree_duplicate_loop_to_header_edge): Likewise.
388 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
389 * tree-ssa.c (verify_flow_insensitive_alias_info,
390 verify_name_tags, verify_ssa, init_tree_ssa,
391 delete_tree_ssa): Likewise.
392 * tree-ssanames.c (marked_ssa_names, init_ssanames,
393 fini_ssanames): Likewise.
394 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
396 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
398 * config/rs6000/t-rtems: Completely reworked.
400 2005-02-17 Ira Rosen <irar@il.ibm.com>
402 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
404 2005-02-17 Ira Rosen <irar@il.ibm.com>
406 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
407 POINTER_TYPE_P when checking that type is a pointer.
408 (vect_get_memtag): Remove.
409 (vect_address_analysis): Use POINTER_TYPE_P. Call
410 vect_object_analysis with dummy parameter for memtag.
411 (vect_object_analysis): Extract memtag (functionality that
412 used to be in vect_get_memtag and moved here). Fix printings.
413 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
414 with correct parameters. Remove call to vect_get_memtag.
416 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
418 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
419 (tree-vectorizer.o): Added missing dependencies.
421 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
423 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
424 declaration in tree-vectorizer.c, now has an extern declaration in
426 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
427 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
428 get_vectype_for_scalar_type, vect_is_simple_use,
429 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
430 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
431 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
432 vectorizable_store, vectorizable_operation, vectorizable_assignment,
433 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
434 find_loop_location): Likewise.
436 * tree-vectorizer.c (langhooks.h): #include removed.
437 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
438 moved to tree-vectorized.h.
439 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
440 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
441 get_vectype_for_scalar_type, vect_is_simple_use,
442 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
443 vect_supportable_dr_alignment, new_loop_vec_info,
444 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
445 vect_set_verbosity_level, find_loop_location): Likewise.
447 (vect_analyze_loop): Function externalized. Declaration moved to
448 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
449 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
450 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
451 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
452 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
453 vect_enhance_data_refs_alignment, vect_analyze_operations,
454 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
455 vect_stmt_relevant_p, vect_get_loop_niters,
456 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
457 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
458 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
459 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
460 vect_get_memtag): Likewise.
462 (vectorizable_load): Function externalized. Declaration moved to
463 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
464 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
465 vect_transform_loop): Likewise.
466 (vect_transform_stmt): Moved to tree-vect-transform.c.
467 (vect_align_data_ref, vect_create_destination_var,
468 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
469 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
470 vect_get_vec_def_for_operand, vect_init_vector,
471 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
472 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
473 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
474 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
475 vect_do_peeling_for_loop_bound): Likewise.
477 * tree-vect-analyze.c: New file.
478 * tree-vect-transform.c: New file.
480 2005-02-17 Jason Merrill <jason@redhat.com>
482 PR mudflap/19319, c++/19317
483 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
486 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
488 * doc/install.texi (Specific): Update link for Darwin-specific
491 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
493 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
494 constant_boolean_node.
496 2005-02-16 David Edelsohn <edelsohn@gnu.org>
499 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
500 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
502 2005-02-16 Richard Henderson <rth@redhat.com>
505 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
507 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
508 replace uses with Wtype_MAXp1_F.
509 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
510 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
511 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
512 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
513 and HAVE_TFMODE as appropriate.
514 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
515 (__floatdisf): Likewise.
516 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
517 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
518 (Wtype_MAXp1_F): New.
519 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
520 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
522 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
525 * arm.c (arm_apply_result_size): New function.
526 * arm.h (APPLY_RESULT_SIZE): Define.
527 * arm-protos.h (arm_apply_result_size): Add prototype.
528 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
530 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
531 (call_value_symbol): Remove predicate for operand 0.
532 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
533 (untyped_call): Rework to correclty return values for any type.
534 (untyped_return): New expand.
535 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
537 2005-02-16 Stan Shebs <shebs@apple.com>
539 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
540 * config/rs6000/t-darwin8: New, for 64-bit multilib.
542 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
544 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
545 configure settings on Solaris 7 and later.
547 2005-02-16 Diego Novillo <dnovillo@redhat.com>
549 PR tree-optimization/19865
550 * tree-optimize.c (init_tree_optimization_passes): Run
551 pass_may_alias after pass_sra.
553 2005-02-16 Richard Henderson <rth@redhat.com>
554 Stuart Hastings <stuart@apple.com>
557 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
558 Do nothing if debug info suppressed for this function.
559 (dbxout_begin_function): Early exit if debug info suppressed for
562 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
565 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
567 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
569 PR tree-optimization/19967
570 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
571 expand_builtin_strchr, expand_builtin_strrchr): Take a new
572 argument TYPE. Adjust calls to fold_builtin_XXX.
573 (expand_builtin, fold_builtin_1): Adjust calls to
575 (fold_builtin_strchr, fold_builtin_strpbrk,
576 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
577 result to a requested type TYPE.
579 2005-02-16 Jakub Jelinek <jakub@redhat.com>
582 * fold-const.c (fold): Don't optimize (T)(x & cst) to
583 (T)x & (T)cst if (T)cst overflows.
584 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
585 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
587 2005-02-15 Jeff Law <law@redhat.com>
589 * gcse.c (blocks_with_calls): New bitmap.
590 (alloc_gcse_mem): Allocate it.
591 (free_gcse_mem): Free it.
592 (clear_modifY_mem_tables): Clear it.
593 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
594 when we encounter CALL_INSNs.
595 (compute_transp, case MEM): Handle blocks with calls separate
596 from blocks without calls. Use bitmap iterators rather than
599 2005-02-15 Peter O'Gorman <peter@pogma.com>
602 * mklibgcc.in (vis_hide): Use a temporary object file, not
605 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
608 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
611 2005-02-15 David Edelsohn <edelsohn@gnu.org>
612 Alan Modra <amodra@bigpond.net.au>
615 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
616 (_xlqsub): Rename to __gcc_qsub.
617 (_xlqmul): Rename to __gcc_qmul.
618 (_xlqdiv): Rename to __gcc_qdiv.
619 Provide versioned symbol aliases with old names.
620 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
621 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
622 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
623 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
624 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
626 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
628 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
629 Fold ~(A - 1) and ~(A + -1) to -A.
631 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
635 * config/host-linux.c (linux_gt_pch_use_address): Copy from
636 config/pa/pa-host.c:pa_gt_pch_use_address.
638 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
640 * tree-vn.c (get_value_handle): Make sure that given an
641 is_gimple_min_invariant expression, we always return it.
643 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
645 * passes.c (rest_of_handle_gcse): Fix a comment.
647 2005-02-15 Jeff Law <law@redhat.com>
649 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
651 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
652 (canon_list_insert, record_last_mem_set_info): Similarly.
653 (clear_modify_mem_tables): Similarly.
655 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
657 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
658 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
659 config/mips/mips.md, config/rs6000/aix.h,
660 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
662 2005-02-15 Richard Henderson <rth@redhat.com>
664 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
665 call to be best_edge.
667 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
669 * basic-block.h: Adjust the prototype for find_basic_blocks.
670 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
671 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
674 * flow.c (recompute_reg_usage): Remove all arguments.
675 * passes.c (rest_of_compilation): Adjust the call to
677 * rtl.h: Adjust the prototype for recompute_reg_usage.
679 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
681 * tree-dump.c (dump_files): Update to reflect new member
683 (dump_register): Add new argument.
685 (dump_switch_p_1): Check against glob name if doglob was passed.
686 (dump_switch_p): Check against regular first, then glob if
687 we didn't have any hits on the dump name.
688 * tree-optimize.c (register_one_dump_file):
689 Pass in glob name as well.
690 * tree-pass.h (struct dump_file_info): Add glob
693 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
695 PR preprocessor/16323
696 * doc/invoke.texi: Document that -Wendif-labels is on by default.
698 2005-02-14 David Edelsohn <edelsohn@gnu.org>
701 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
702 (trunctfdf2_internal1): New.
703 (trunctfdf2_internal2): Renamed from trunctfdf2.
705 2005-02-14 Diego Novillo <dnovillo@redhat.com>
707 PR tree-optimization/19853
708 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
710 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
712 * passes.c (rest_of_handle_loop_optimize): Remove calls to
713 delete_dead_jumptables and cleanup_cfg.
715 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
717 * reload.c (find_reloads): Swap address_reloaded flags when
718 swapping commutative operands.
720 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
722 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
723 Use standard_iv_increment_position for computing the bsi position
725 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
728 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
731 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
732 life range of hard registers.
733 * value-prof.c (insn_prefetch_values_to_profile): Only
736 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
739 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
741 * bitmap.h (bitmap_and_compl_into): Return bool.
742 * bitmap.c (bitmap_and_compl_into): Return changed flag.
744 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
746 PR tree-optimization/19944
747 * fold-const.c (fold): Re-add ABS_EXPR folding.
749 2005-02-13 David Edelsohn <edelsohn@gnu.org>
752 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
753 {TARGET,MASK}_XL_COMPAT.
754 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
756 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
757 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
759 (rs6000_arg_partial_bytes): Same.
760 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
761 and XL compatibility enabled.
762 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
763 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
764 test to final condition.
765 (cmptf_internal2): New.
766 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
767 xl-compat. Add TFmode information to description.
769 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
771 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
773 2005-02-13 Jason Merrill <jason@redhat.com>
776 * fold-const.c (fold_indirect_ref_1): Split out from...
777 (build_fold_indirect_ref): Here.
778 (fold_indirect_ref): New fn.
779 * tree.h: Declare it.
780 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
781 (gimplify_modify_expr_rhs): Likewise.
782 (gimplify_expr): Likewise.
784 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
786 PR tree-optimization/14303
787 PR tree-optimization/15784
788 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
789 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
790 ABS_EXPR<x> != 0 to x != 0.
792 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
794 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
795 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
796 spelling conventions.
798 * passes.c (rest_of_handle_gcse): Don't run cse_main and
799 delete_trivially_dead_insns too many times.
801 * passes.c (rest_of_handle_gcse): Remove dead assignments to
804 2005-02-12 Ira Rosen <irar@il.ibm.com>
806 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
807 (vect_is_simple_iv_evolution): Remove redundant parameter
809 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
810 without last parameter.
811 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
812 Return pointer step. Call vect_is_simple_iv_evolution without
813 last parameter. Check only that the step is multiple of size
814 type. Remove stmt_vinfo updates.
815 (vect_get_memtag_and_dr): Remove.
816 (vect_get_memtag): New function.
817 (vect_address_analysis): New function.
818 (vect_object_analysis): New function.
819 (vect_analyze_data_refs): Call vect_object_analysis and
820 vect_get_memtag. Update stmt_vinfo fields.
822 2005-02-12 Ira Rosen <irar@il.ibm.com>
824 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
825 exist and are objects. Remove checks for pointer.
826 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
827 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
828 (vect_create_data_ref_ptr): Likewise.
829 (vect_base_addr_differ_p): New function.
830 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
831 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
832 Don't set the DR_BASE_NAME field of data-ref.
833 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
835 2005-02-12 Uros Bizjak <uros@kss-loka.si>
837 * optabs.h (enum optab_index): Add new OTI_ldexp.
838 (ldexp_optab): Define corresponding macro.
839 * optabs.c (init_optabs): Initialize ldexp_optab.
840 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
842 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
844 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
845 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
847 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
848 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
851 2005-02-12 Ira Rosen <irar@il.ibm.com>
853 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
855 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
857 (vect_get_base_and_offset): Always return an address.
858 (vect_create_addr_base_for_vector_ref): Remove treatment for
859 different data reference types.
860 (vect_compute_data_ref_alignment): Rename base to base_address in
861 stmt_vec_info. Get the object in order to force its alignment.
862 (vect_get_memtag_and_dr): Rename base to base_address in
863 stmt_vec_info. Extract the object for memtag analysis.
865 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
868 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
869 changes cc_status, use apply modified_in_p to part of cc_status
870 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
873 2005-02-11 Richard Henderson <rth@redhat.com>
875 * tree-complex.c (expand_complex_libcall): New.
876 (expand_complex_multiplication): Use it for c99 compliance.
877 (expand_complex_division): Likewise.
878 * fold-const.c (fold_complex_add, fold_complex_mult): New.
880 * builtins.c (built_in_names): Remove const.
881 * tree.c (build_common_builtin_nodes): Build complex arithmetic
883 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
884 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
885 (built_in_names): Remove const.
886 * c-common.c (c_common_type_for_mode): Handle complex modes.
887 * flags.h, toplev.c (flag_complex_method): Rename from
888 flag_complex_divide_method.
889 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
890 __mulsc3, __muldc3, __mulxc3, __multc3): New.
891 * libgcc2.h: Declare them.
892 * libgcc-std.ver: Export them.
893 * mklibgcc.in (lib2funcs): Build them.
895 2005-02-11 Steven Bosscher <stevenb@suse.de>
897 PR tree-optimization/19876
898 Partially revert my change from 2005-01-14
899 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
900 (compute_antic): ...and remove the loop here.
902 2005-02-11 Jakub Jelinek <jakub@redhat.com>
905 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
906 is number of inner's bits, avoid creating a BIT_FIELD_REF.
908 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
909 crtend.o if -pie. Use %{x:a;:b} spec syntax.
911 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
913 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
914 offsets for the big-endian 32-bit case.
916 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
918 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
920 2005-02-11 Dale Johannesen <dalej@apple.com>
922 * cselib.c (cselib_process_insn): Clear out regs where
923 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
924 * reload.c (find_equiv_reg): Ditto.
926 2005-02-11 Ian Lance Taylor <ian@airs.com>
928 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
931 * tree.c (build_function_type_list): Work correctly if there are
934 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
936 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
937 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
938 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
939 TARGET_ZARCH instead of TARGET_64BIT.
941 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
943 * config/rs6000/t-rtems:
944 (MULTILIB_OPTIONS): Remove mcpu=602.
945 (MUTLILIB_DIRNAMES): Remove m602.
946 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
947 Let mcpu=602 match mcpu=603.
948 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
950 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
955 2005-02-10 David Daney <ddaney@avtrex.com>
957 * config/alpha/linux-unwind.h: Add exception clause to copyright.
958 * config/i386/linux-unwind.h: Likewise.
959 * config/ia64/linux-unwind.h: Likewise.
960 * config/mips/linux-unwind.h: Likewise.
961 * config/pa/linux-unwind.h: Likewise.
962 * config/rs6000/linux-unwind.h: Likewise.
963 * config/s390/linux-unwind.h: Likewise.
964 * config/sh/linux-unwind.h: Likewise.
965 * config/sparc/linux-unwind.h: Likewise.
967 2005-02-10 Steven Bosscher <stevenb@suse.de>
969 PR tree-optimization/17549
970 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
971 TER to replace a DEF with its expression if the DEF and the
972 rhs of the expression we replace into have the same root
975 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
977 * config/mips/mips.md: Fix the placement of the match_scratch in the
980 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
982 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
985 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
987 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
988 (strip_offset): Handle addresses.
989 (add_address_candidates): Use strip_offset.
990 (difference_cost): Reflect strip_offset change.
991 (force_var_cost, difference_cost): Strip nops.
993 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
995 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
997 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
998 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
999 config/cris/cris-protos.h, config/cris/cris.c: Update
1002 2005-02-10 Jeff Law <law@redhat.com>
1004 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1005 (lookup_avail_expr): Similarly.
1007 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1009 * builtins.c (fold_builtin_powi): New function.
1010 (fold_builtin_1): Call it.
1012 2005-02-10 Steven Bosscher <stevenb@suse.de>
1014 PR documentation/19309
1015 * doc/cpp.texi: The __GNUC__ and related predefined macros
1016 are also defined for the "standalone" cpp.
1017 Some non-GCC compilers may also define __GNUC__.
1019 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1022 * c-typeck.c (common_type): New routine. Old common_type renamed
1024 (c_common_type): ...this.
1025 (build_conditional_expr, build_binary_op): Use c_common_type instead
1028 2005-02-10 Steven Bosscher <stevenb@suse.de>
1030 * doc/md.texi: Replace @samp{length} with @code{length}.
1032 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1034 PR tree-optimization/18687
1035 * tree-flow.h (find_loop_niter): Declare.
1036 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1037 Try using scev even for loops with more than one exit.
1038 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1039 (struct ivopts_data): Added niters field.
1040 (struct nfe_cache_elt): New.
1041 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1043 (tree_ssa_iv_optimize_init): Initialize niters cache.
1044 (determine_number_of_iterations): Removed.
1045 (find_induction_variables): Do not call determine_number_of_iterations.
1046 Access niters for single exit through niter_for_single_dom_exit.
1047 (add_iv_outer_candidates): Access niters for single exit through
1048 niter_for_single_dom_exit.
1049 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1050 number_of_iterations_cond.
1051 (iv_period): New function.
1052 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1053 (may_replace_final_value): Take data argument. Use
1054 niter_for_single_dom_exit.
1055 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1056 (rewrite_use_compare): Pass data to may_eliminate_iv.
1057 (rewrite_use_outer): Pass data to may_replace_final_value.
1058 (free_loop_data): Clean up the niters cache.
1059 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1060 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1061 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1062 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1063 (num_ending_zeros): Moved to tree.c.
1064 * tree.h (num_ending_zeros): Declare.
1065 * tree.c (num_ending_zeros): Moved from tree.c.
1067 2005-02-09 Richard Henderson <rth@redhat.com>
1069 * builtins.c (DEF_BUILTIN): Add COND argument.
1070 * tree.h (DEF_BUILTIN): Likewise.
1071 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1072 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1074 (DEF_BUILTIN_STUB): New.
1075 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1076 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1077 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1078 * c-common.c (DEF_BUILTIN): Add COND argument.
1079 * tree.c (local_define_builtin): New.
1080 (build_common_builtin_nodes): New.
1082 2005-02-09 Roger Sayle <roger@eyesopen.com>
1084 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1085 floating point expression ignoring the sign of the result.
1086 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1087 (fold) <MULT_EXPR>: Use it to simplify x*x.
1088 * tree.h (fold_strip_sign_ops): Prototype here.
1089 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1090 argument. Use fold_strip_sign_ops to simplify the first argument.
1091 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1092 first argument when the second argument is an even integer
1093 constant, but only with -funsafe_math_optimizations.
1094 (fold_builtin_1): Update call to fold_builtin_copysign.
1096 2005-02-09 Ian Lance Taylor <ian@airs.com>
1099 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1100 just check whether EH_FILTER_FAILURE falls through.
1102 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1104 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1105 insns return to ready list in the next turn.
1107 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1110 * builtins.def: New __builtin_powi[lf].
1111 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1112 (expand_builtin_powi): New function.
1113 (expand_builtin): Dispatch to expand_builtin_powi.
1114 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1115 * libgcc2.c: Add __builtin_powi[lf] implementation.
1116 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1117 * optabs.h: Add powi_optab.
1118 * optabs.c (init_optabs): Initialize powi_optab.
1119 * doc/extend.texi: Document __builtin_powi[lf].
1121 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1123 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1126 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1129 * fold-const.c (try_move_mult_to_index): Remove redundant
1130 type argument. Create ADDR_EXPR with correct type.
1131 (fold): Update callers of try_move_mult_to_index. Convert
1132 result to the appropriate type.
1134 2005-02-09 Roger Sayle <roger@eyesopen.com>
1137 * config/avr/avr.c (default_rtx_costs): Delete.
1138 (avr_operand_rtx_cost): New function.
1139 (avr_rtx_costs): Completely rewrite.
1141 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1144 * config/cris/cris.c (in_code): New variable.
1145 (cris_output_addr_const): Now a static function, a wrapper for
1147 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1148 case from old cris_output_addr_const.
1149 (cris_asm_output_label_ref): Similar for LABEL_REF.
1150 (cris_output_addr_const_extra): Similar for UNSPEC.
1151 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1152 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1153 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1155 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1156 (cris_asm_output_label_ref): Declare.
1158 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1160 PR preprocessor/19801
1161 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1162 filenames that changed when libcpp was moved to the toplevel.
1164 2005-02-07 Roger Sayle <roger@eyesopen.com>
1166 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1167 zero extensions of BImode operands. Call lowpart_subreg instead
1168 of gen_lowpart_common and gen_lowpart_SUBREG.
1170 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1173 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1174 * configure.ac: Set cc_for_cross_gnattools.
1175 * configure: Regenerate.
1177 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1180 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1182 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1185 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1186 of nested functions.
1188 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1190 * doc/extend.texi: Document deprecated extensions allowing
1191 static floating-point members to have initializers and allowing
1192 floating-point literals in integral constant expressions.
1194 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1196 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1197 config/darwin7.h, config/mips/mips.c,
1198 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1201 * cse.c: Update comments.
1203 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1206 * builtins.c (fold_builtin_sqrt): Transform
1207 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1210 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1211 Dorit Naishlos <dorit@il.ibm.com>
1213 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1214 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1215 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1217 * tree.h (vect_set_verbosity_level): New extern function declaration
1219 * tree-vectorizer.h (verbosity_levels): New enum type.
1220 * tree-vectorizer.c (vect_debug_stats): Function removed.
1221 (vect_debug_details): Likewise.
1222 (vect_verbosity_level): Global variable was defined and initialized.
1223 (vect_dump): Global variable definition.
1224 (vect_print_dump_info): New function.
1225 (vect_set_dump_settings): New function.
1226 (vect_set_verbosity_level): New function.
1227 (vectorize_loops): Add call to vect_set_dump_settings.
1229 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1230 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1231 (slpeel_tree_peel_loop_to_edge): Likewise.
1233 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1234 appropriate verbosity level instead of call to vect_debug_details
1235 or vect_debug_stats.
1236 (vect_get_base_and_offset):
1237 (vect_create_addr_base_for_vector_ref):
1238 (get_vectype_for_scalar_type):
1239 (vect_create_data_ref_ptr):
1241 (vect_get_vec_def_for_operand):
1242 (vect_finish_stmt_generation):
1243 (vectorizable_assignment):
1244 (vectorizable_operation):
1245 (vectorizable_store):
1246 (vectorizable_load):
1247 (vect_transform_stmt):
1248 (vect_update_ivs_after_vectorizer):
1249 (vect_do_peeling_for_loop_bound):
1250 (vect_update_inits_of_drs):
1251 (vect_do_peeling_for_alignment):
1252 (vect_transform_loop):
1253 (vect_is_simple_use):
1254 (vect_analyze_operations):
1255 (vect_is_simple_iv_evolution):
1256 (vect_analyze_scalar_cycles):
1257 (vect_analyze_data_ref_dependence):
1258 (vect_analyze_data_ref_dependences):
1259 (vect_compute_data_ref_alignment):
1260 (vect_enhance_data_refs_alignment):
1261 (vect_analyze_data_refs_alignment):
1262 (vect_analyze_data_ref_access):
1263 (vect_analyze_data_ref_accesses):
1264 (vect_analyze_pointer_ref_access):
1265 (vect_get_memtag_and_dr):
1266 (vect_analyze_data_refs):
1267 (vect_mark_relevant):
1268 (vect_stmt_relevant_p):
1269 (vect_mark_stmts_to_be_vectorized):
1270 (vect_can_advance_ivs_p):
1271 (vect_get_loop_niters):
1272 (vect_analyze_loop_form):
1273 (vect_analyze_loop):
1274 (vectorize_loops): Likewise.
1276 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1277 (vect_update_inits_of_drs):
1278 (vect_do_peeling_for_alignment):
1279 (vect_transform_loop):
1280 (vect_analyze_operations):
1281 (vect_analyze_scalar_cycles):
1282 (vect_analyze_data_ref_dependences):
1283 (vect_analyze_data_refs_alignment):
1284 (vect_analyze_data_ref_accesses):
1285 (vect_analyze_data_refs):
1286 (vect_mark_stmts_to_be_vectorized):
1287 (vect_get_loop_niters):
1288 (vect_analyze_loop_form):
1289 (vect_analyze_loop): Likewise.
1290 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1292 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1296 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1297 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1298 either -ffast-math or -funsafe-math-optimizations is in use.
1300 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1301 * config/mips/irix-csr.c: New file.
1302 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1303 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1304 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1307 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1309 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1310 redundant, incorrect definitions.
1312 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1314 ("*tls_indirect_call"): New, reference hard regs directly.
1315 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1317 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1319 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1320 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1322 2005-02-06 Roger Sayle <roger@eyesopen.com>
1324 PR rtl-optimization/19800
1325 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1326 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1329 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1331 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1333 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1336 * doc/invoke.texi: Correct documentation of -freorder-functions.
1338 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1341 * doc/invoke.texi: Don't mention gccbug.
1343 2005-02-06 Roger Sayle <roger@eyesopen.com>
1344 Andrew Pinski <pinskia@physics.uc.edu>
1345 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1347 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1348 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1349 into just (zero_extract:SI FOO (const_int 1) BAR).
1351 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1353 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1354 macro locally. Don't give last revision date. Use GCC version
1355 number from gcc-common.texi.
1356 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1357 revision date. Use GCC version number from gcc-common.texi.
1358 Describe being a library as current state rather than as 3.x
1360 * doc/gcc.texi: Remove last update date.
1361 * doc/gccint.texi: Likewise. Update copyright dates.
1362 * doc/install.texi: Update copyright dates.
1364 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1367 * doc/invoke.texi: Mention for each option included in -Wall that
1368 it is included in -Wall.
1369 * doc/gcc.texi: Update copyright and last modification date.
1371 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1373 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1374 unnecessary cast to original induction variable increments.
1376 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1378 PR tree-optimization/18219
1379 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1380 in distributed form.
1382 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1384 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1385 Set bitpos and offset later in the function. Do nothing if the
1386 target is a register and if the bitfield lies completely outside
1388 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1389 here. Return an uninitialised register if the source value is stored
1390 in a register and the bitfield lies completely outside that register.
1392 2005-02-06 Steven Bosscher <stevenb@suse.de>
1394 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1397 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1399 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1401 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1403 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1404 * config/darwin8.h: New.
1405 * config/darwin7.h: Update comment.
1407 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1408 Dorit Naishlos <dorit@il.ibm.com>
1410 * tree-vectorizer.h (LOC): New type.
1411 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1412 (loop_line_number): New field in struct _loop_vec_info.
1413 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1415 * tree-vectorizer.c (input.h): Included.
1416 (find_loop_location): New function.
1417 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1418 loop line number removed.
1419 (vect_debug_details): Likewise.
1420 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1422 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1423 call to vect_debug_details/stats changed from loop to loop_loc.
1424 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1425 (slpeel_tree_peel_loop_to_edge): Likewise.
1427 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1428 changed from NULL to UNKNOWN_LOC.
1429 (vect_get_base_and_offset):
1430 (vect_create_addr_base_for_vector_ref):
1431 (get_vectype_for_scalar_type):
1432 (vect_create_data_ref_ptr):
1434 (vect_get_vec_def_for_operand):
1435 (vect_finish_stmt_generation):
1436 (vectorizable_assignment):
1437 (vectorizable_operation):
1438 (vectorizable_store):
1439 (vectorizable_load):
1440 (vect_transform_stmt):
1441 (vect_update_ivs_after_vectorizer):
1442 (vect_do_peeling_for_loop_bound):
1443 (vect_do_peeling_for_alignment):
1444 (vect_transform_loop):
1445 (vect_is_simple_use):
1446 (vect_analyze_operations):
1447 (vect_is_simple_iv_evolution):
1448 (vect_analyze_scalar_cycles):
1449 (vect_analyze_data_ref_dependences):
1450 (vect_compute_data_ref_alignment):
1451 (vect_enhance_data_refs_alignment):
1452 (vect_analyze_data_ref_access):
1453 (vect_analyze_data_ref_accesses):
1454 (vect_analyze_pointer_ref_access):
1455 (vect_get_memtag_and_dr):
1456 (vect_analyze_data_refs):
1457 (vect_mark_relevant):
1458 (vect_stmt_relevant_p):
1459 (vect_mark_stmts_to_be_vectorized):
1460 (vect_can_advance_ivs_p):
1461 (vect_get_loop_niters):
1462 (vect_analyze_loop):
1463 (vectorize_loops): Likewise.
1465 (vectorizable_load): Argument in call to vect_debug_details/stats
1466 changed from loop to LOOP_LOC (loop_vinfo).
1467 (vect_transform_loop):
1468 (vect_analyze_operations):
1469 (vect_analyze_scalar_cycles):
1470 (vect_analyze_data_ref_dependence):
1471 (vect_enhance_data_refs_alignment):
1472 (vect_analyze_data_ref_accesses):
1473 (vect_analyze_pointer_ref_access):
1474 (vect_analyze_data_refs):
1475 (vect_analyze_loop): Likewise.
1477 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1478 changed from loop to loop_loc.
1480 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1482 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1483 Dorit Naishlos <dorit@il.ibm.com>
1485 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1487 (vect_analyze_data_ref_dependences): Likewise.
1489 (vect_is_simple_use): Argument changed from loop structure to
1490 loop_vect_info structure.
1491 (vect_can_advance_ivs_p): Likewise.
1492 (vect_create_index_for_vector_ref): Likewise.
1493 (vect_update_ivs_after_vectorizer): Likewise.
1494 (new_stmt_vec_info): Likewise.
1496 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1497 changed from loop to loop_vinfo.
1498 (vect_create_data_ref_ptr): First argument in call to
1499 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1500 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1501 was changed from loop to loop_vinfo.
1502 (vectorizable_operation): Likewise.
1503 (vectorizable_store): Likewise.
1504 (vect_mark_stmts_to_be_vectorized): Likewise.
1505 (vect_do_peeling_for_loop_bound): First argument in call to
1506 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1507 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1508 was changed from loop to loop_vinfo.
1509 (vect_analyze_data_ref_dependences): Third argument in call to
1510 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1512 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1513 (vect_create_data_ref_ptr): Likewise.
1514 (vect_init_vector): Likewise.
1515 (vect_get_vec_def_for_operand): Likewise.
1516 (vectorizable_assignment): Likewise.
1517 (vectorizable_operation): Likewise.
1518 (vectorizable_store): Likewise.
1519 (vectorizable_load): Likewise.
1520 (vect_update_ivs_after_vectorizer): Likewise.
1521 (vect_is_simple_use): Likewise.
1522 (vect_analyze_data_ref_dependence): Likewise.
1523 (vect_analyze_pointer_ref_access): Likewise.
1524 (vect_can_advance_ivs_p): Likewise.
1526 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1527 before _stmt_vec_info.
1528 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1529 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1530 (new_stmt_vec_info): Argument changed from loop structure to
1531 loop_vect_info structure
1533 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1534 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1535 (vect_create_addr_base_for_vector_ref): Likewise.
1536 (vect_analyze_pointer_ref_access): Likewise.
1538 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1541 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1542 phi flag if the phi is abnormal.
1544 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1547 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1548 information for the new statement.
1550 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1553 * gcc.c (main): Include the target in -v output.
1555 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1557 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1558 Do not drop the extend if we'd have to add a paradoxical subreg
1559 later. Include optabs.h and insn-codes.h.
1560 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1562 2005-02-02 Roger Sayle <roger@eyesopen.com>
1565 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1566 * fold-const.c (const_binop): Avoid constant folding floating
1567 point operations in modes that use composite representations.
1568 * simplify-rtx.c (simplify_binary_operation): Likewise.
1570 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1572 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1574 (altivec_dstt): Likewise.
1575 (altivec_dstst): Likewise.
1576 (altivec_dststt): Likewise.
1577 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1580 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1582 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1583 EXPR_LOCUS from orig_cond to the new cond_stmt.
1584 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1587 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1589 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1590 standard_iv_increment_position. Remove call to bsi_next
1591 (no need to bump the iterator anymore).
1592 (vect_create_index_for_vector_ref): Call
1593 standard_iv_increment_position. Remove second function argument.
1594 (vect_finish_stmt_generation): Remove call to bsi_next
1595 (no need to bump the iterator anymore).
1596 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1597 to vect_create_index_for_vector_ref.
1599 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1601 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1602 phis are used out of the loop.
1604 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1607 * c-decl.c (undef_nested_function): New variable.
1608 (pop_scope): Diagnose undefined nested functions.
1609 (finish_function): Don't attempt cgraph processing or genericizing
1610 if current top-level function contained an undefined nested
1611 function. Reset undef_nested_function at the end of a top-level
1614 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1616 * tree.c (build_int_cst_type): Take sign of the value into account
1617 when deciding whether sign extend the value.
1619 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1622 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1623 (cpp_options, cc1_options): Change %{std*&ansi} to
1624 %{std*&ansi&trigraphs}.
1626 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1628 * cse.c: Update comments.
1630 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1632 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1633 arguments go on the stack. Do not put complex doubles in odd/even
1636 2005-02-02 Steven Bosscher <stevenb@suse.de>
1638 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1639 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1640 -ftree-pre, and -fthread-jumps.
1642 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1644 PR tree-optimization/19578
1645 * tree-flow.h (modified_noreturn_calls): Declare.
1646 (noreturn_call_p): Declare.
1647 * tree-flow-inline.h (noreturn_call_p): New function.
1648 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1649 * tree-cfg.c (modified_noreturn_calls): New variable.
1650 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1651 that contain a mid-block noreturn call.
1652 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1654 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1656 * df.c (df_def_record_1, df_uses_record): Don't use
1658 * df.h (DF_FOR_REGALLOC): Remove.
1660 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1663 * c-typeck.c (really_start_incremental_init): Reset
1664 constructor_max_index for arrays of incomplete type.
1666 2005-02-02 Jeff Law <law@redhat.com>
1668 * gcse.c (struct reg_set): Store the block index where the register
1669 was set rather than the setting insn.
1670 (record_one_set, compute_transp): Corresponding changes.
1671 (pre_insert_copy_insn): Do not call replace_one_set.
1672 (replace_one_set): Remove.
1674 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1677 * doc/gcov.texi: Fix typo.
1679 2005-02-01 Richard Henderson <rth@redhat.com
1682 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1683 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1685 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1686 * config/i386/i386-protos.h: Update.
1688 2005-02-01 Steven Bosscher <stevenb@suse.de>
1690 PR tree-optimization/19217
1691 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1692 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1693 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1694 that it is walking a PHI node.
1696 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1698 * doc/extend.texi (Nested Functions): Update.
1700 2005-02-01 Richard Henderson <rth@redhat.com>
1703 * optabs.c (expand_copysign_absneg): Export.
1704 * optabs.h (expand_copysign_absneg): Declare.
1705 * config/rs6000/rs6000.md (copysigntf3): New.
1707 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1709 PR tree-optimization/19633
1710 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1711 * tree-ssa-alias.c (init_alias_info): Initialize.
1712 (merge_pointed_to_info): Set.
1713 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1714 (dump_points_to_info_for): Show value of pt_null.
1715 (struct count_ptr_d): Declare.
1716 (find_ptr_dereference): Remove.
1717 (ptr_is_dereferenced_by): Remove.
1718 (count_ptr_derefs): New local function.
1719 (count_uses_and_derefs): New local function.
1720 (compute_points_to_and_addr_escape): Call it. If the number
1721 of dereferences is greater than zero, mark the pointer as
1722 dereferenced. If there are fewer dereferences than uses of
1723 the pointer, the pointer's value escapes.
1725 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1727 PR tree-optimization/19670
1728 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1730 (verify_use): ... set it here, instead.
1732 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1734 * doc/sourcebuild.texi (Test directives): Fix formatting.
1736 * doc/sourcebuild.texi (Test directives): Describe selector
1739 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1741 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1742 specific 64-bit CPUs.
1744 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1747 * arm.c (arm_eliminable_register): New function.
1748 (adjacent_mem_locations): Don't allow eliminable registers. Use
1749 HOST_WIDE_INT for address offsets.
1750 * arm-protos.h (arm_eliminable_register): Add prototype.
1752 2005-02-01 Steven Bosscher <stevenb@suse.de>
1754 PR optimization/15242
1755 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1756 * basic-block.h (duplicate_computed_gotos): Add prototype.
1757 * bb-reorder.c (duplicate_computed_gotos): New function to
1758 duplicate sufficiently small blocks ending in a computed jump.
1759 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1760 if not optimizing for size.
1761 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1762 never do tail merging for blocks ending in a computed jump.
1763 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1765 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1767 Patch from Richard Sandiford <rsandifo@redhat.com>
1768 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1769 from inheriting a subreg equivalence with a non-spill register.
1771 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1773 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1775 * config/frv/frv.c (movcc_fp_destination_operand): New.
1776 (gpr_or_memory_operand): Fix typo in comment.
1777 (gpr_or_memory_operand_with_scratch): New.
1778 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1779 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1780 movcc_fp_destination_operand.
1781 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1782 Legitimize memory addresses using a scratch register.
1784 2005-01-31 Jeff Law <law@redhat.com>
1786 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1787 bitmap a sparse bitmap instead of a simple bitmap.
1788 (mark_def_sites_initialize_block): Corresponding changes.
1789 (ssa_mark_def_sites_initialize_block): Likewise.
1790 (ssa_mark_phi_uses): Likewise.
1791 (mark_def_site, ssa_mark_def_sites): Likewise.
1792 (mark_def_site_blocks): Likewise.
1793 (rewrite_ssa_into_ssa): Likewise.
1795 * tree-ssa-dom.c (record_cond): Pass correct variable type
1796 for last argument to htab_find_slot_with_hash.
1798 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1799 effects when optimizing 0 % X. Do not try to optimize X % 0.
1801 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1803 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1806 2005-02-01 Eric Christopher <echristo@redhat.com>
1808 * config/mips/mips.c (override_options): Warn if -mint64
1810 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1813 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1815 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1817 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1818 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1819 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1820 (cached_regno): Initialize to INVALID_REGNUM.
1821 (cse_reg_info_table_size,
1822 cse_reg_info_table_first_uninitialized,
1823 cse_reg_info_timestamp): New.
1824 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1826 (init_cse_reg_info, get_cse_reg_info_1): New.
1827 (get_cse_reg_info): Cache the last look-up.
1828 (new_basic_block): Update the code to clear mappings from
1829 registers to cse_reg_info entries.
1830 (cse_main): Call init_cse_reg_info.
1832 * cse.c (get_cse_reg_info): Update a comment.
1834 2005-01-31 Steven Bosscher <stevenb@suse.de>
1837 * c-decl.c (start_decl): Do not warn about arrays of elements with
1838 an incomplete type here.
1839 (grokdeclarator): Do it here by making a pedwarn an error.
1840 * c-typeck.c (push_init_level): If there were previous errors with
1841 the constructor type, do not warn about braces for initializers.
1842 (process_init_element): Likewise for excess initializer elements.
1844 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1846 * cse.c (delete_trivially_dead_insn): Don't iterate.
1848 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1850 * config/rs6000/rs6000.md (copysignsf3): New expand.
1851 (copysigndf3): Likewise.
1853 2005-01-31 Steven Bosscher <stevenb@suse.de>
1855 * recog.c (constrain_operands): Only look for earlyclobber operand
1856 conflicts if an '&' constraint was seen.
1858 2005-01-31 Marc Espie <espie@openbsd.org>
1860 * config.gcc: Don't include embedded systems fragment, switches default
1861 debugging format to ELF.
1862 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1863 longer pick it up there.
1865 2005-01-31 Dale Johannesen <dalej@apple.com>
1867 * doc/extend.texi (nested functions): Fix linkage description.
1868 Clarify that static is not allowed.
1870 2005-01-31 Dale Johannesen <dalej@apple.com>
1872 * config/rs6000/darwin.md (movsf_low_di): Make work.
1873 (movdf_low_di): Make work.
1875 2005-01-31 Dale Johannesen <dalej@apple.com>
1877 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1878 Make work for 64 bit.
1880 2005-01-31 Roger Sayle <roger@eyesopen.com>
1881 Dale Johannesen <dalej@apple.com>
1884 * fold-const.c (fold_binary_op_with_conditional_arg):
1885 Make types match original operands, before STRIP_NOPS.
1887 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1889 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1890 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1891 (struct gcc_sigcontext): Delete. Merge contents to..
1892 (struct gcc_ucontext): ..here.
1893 (get_sigcontext): Delete.
1894 (get_regs): New function, like get_sigcontext but return regs ptr.
1895 64-bit version finds regs from r1 to support vdso.
1896 (ppc_linux_aux_vector): New function.
1897 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1900 2005-01-31 Ira Rosen <irar@il.ibm.com>
1902 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1904 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1905 redundant fold. Fix misalignment for MINUS_EXPR.
1906 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1907 (vect_analyze_pointer_ref_access): Likewise.
1908 (vect_get_memtag_and_dr): Likewise.
1910 2005-01-31 Richard Henderson <rth@redhat.com>
1912 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1913 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1914 absnegdf2_i387, absnegxf2_i387): Likewise.
1916 2005-01-31 Richard Henderson <rth@redhat.com>
1919 * optabs.c (expand_copysign_absneg): New.
1920 (expand_copysign_bit): Split out from ...
1921 (expand_copysign): ... here. Use expand_copysign_absneg.
1923 2005-01-30 Roger Sayle <roger@eyesopen.com>
1926 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1927 constant as the second operand and a register as the third.
1929 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1932 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1933 that dllimport'd functions do not use all call-clobbered registers
1936 2005-01-30 Richard Henderson <rth@redhat.com>
1939 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1940 expand_abs_nojump and generalize. Use operand_subword and
1941 emit_no_conflict_block. Support large modes.
1942 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1944 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1945 negation to subtraction.
1946 (expand_copysign): Check that the format has signed zeros.
1947 Use operand_subword and emit_no_conflict_block. Support large modes.
1949 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1951 Fix PR tree-optimization/19624
1953 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1954 * tree-ssa-pre.c: Add cfgloop.h.
1956 (pre_stats): New member, constified.
1957 (inserted_exprs): New static variable.
1958 (NECESSARY): New macro.
1959 (create_expression_by_pieces): Fold the expression, and
1960 mark it as defaulting to not necessary. Also put in
1962 (fully_constant_expression): New function.
1963 (insert_into_preds_of_block): Modify to not insert phis when we
1964 are playing with induction variables.
1965 Push phis onto the inserted_exprs vector, and mark them as not
1966 necessary by default.
1967 (insert_aux): Call fully_constant_expression on eprime.
1968 If all edges produce the same value, mark it constant.
1969 (mark_operand_necessary): New function.
1970 (remove_dead_inserted_code): New function.
1971 (init_pre): Init loop optimizer to get loop info.
1972 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1973 (execute_pre): Commit edge inserts, then remove dead code.
1975 2005-01-30 Richard Henderson <rth@redhat.com>
1977 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1978 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1980 2005-01-30 Richard Henderson <rth@redhat.com>
1983 * config/i386/i386.c (ix86_expand_copysign): New.
1984 (ix86_split_copysign_const): New.
1985 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1986 rearrange op1/nmask operands.
1987 * config/i386/i386-protos.h: Update.
1988 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1989 (copysigndf3): Likewise.
1990 (copysignsf3_const, copysigndf3_const): New.
1991 (copysignsf3_var): Rename from copysignsf3, split out splitter
1992 and fix split predicate for X constraint.
1993 (copysigndf3_var): Similarly.
1995 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1997 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1998 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1999 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2001 2005-01-29 Richard Henderson <rth@redhat.com>
2004 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2005 of # and * in constraints.
2007 2005-01-29 Richard Henderson <rth@redhat.com>
2010 * expr.c (store_field): Don't strip sub-mode cast when the input
2011 data is even smaller.
2013 2005-01-29 Richard Henderson <rth@redhat.com>
2016 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2019 2005-01-29 Richard Henderson <rth@redhat.com>
2021 * combine.c (make_field_assignment): Fix argument order
2024 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2026 PR tree-optimization/15791
2027 * fold-const.c (extract_array_ref): New function.
2028 (fold): Fold comparisons between &a[i] and &a[j] or
2029 semantically equivalent trees.
2031 2005-01-29 Jeff Law <law@redhat.com>
2033 * gcse.c (insert_expr_in_table): Revamp handling of available
2034 and anticipatable occurrence lists to avoid unnecessary list
2036 (insert_set_in_table): Similarly.
2038 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2040 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2042 (c_build_qualified_type): Build qualified array types with
2043 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2044 * c-decl.c (c_make_fname_decl): Build unqualified array type
2045 before qualified type.
2046 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2047 type is qualified, not just if type itself is. Don't apply
2048 qualifiers to array type when declarator is processed. Apply
2049 qualifiers to field type whether or not it is an array type.
2050 Don't handle array types specially for applying qualifiers to
2052 * c-typeck.c (composite_type): Build unqualified element type and
2053 array type when forming composite of array types.
2054 (common_pointer_type, comptypes, comp_target_types,
2055 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2056 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2058 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2059 (args2) in variables a1 and a2.
2061 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2063 * cse.c (n_elements_made, max_elements_made): Remove.
2064 (insert): Don't touch n_elements_made.
2065 (cse_main): Don't touch n_elements_made or max_elements_made.
2067 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2070 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2071 configuration part of dp-bit.c to be lost.
2073 2005-01-28 Roger Sayle <roger@eyesopen.com>
2075 * expmed.c (expand_mult_highpart_optab): When attempting to use
2076 a non-widening multiplication in a wider mode, the operands need
2077 to be converted (zero or sign extended) to that mode.
2079 2005-01-28 Ian Lance Taylor <ian@airs.com>
2083 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2084 through if both operands fall through.
2086 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2088 * cse.c (fold_rtx) <PC>: Don't optimize.
2090 2005-01-28 Jeff Law <law@redhat.com>
2092 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2093 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2095 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2097 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2098 cse_reg_info_used_list_end): Remove.
2099 (cse_reg_info_list, cse_reg_info_list_free): New.
2100 (get_cse_reg_info): When allocating an instance of
2101 cse_reg_info, add it to the beginning of the cse_reg_info_list
2102 list. Remove code to maintain cse_reg_info_used_list.
2103 (new_basic_block): Reset the free list to the beginning of
2106 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2108 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2109 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2110 (frv_expand_mdpackh_builtin): New function.
2111 (frv_expand_builtin): Use it to expand __MDPACKH.
2112 * doc/extend.texi (__MDPACKH): Update documentation.
2114 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2116 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2117 SSE_FLOAT_MODE_P for use_sse computation.
2119 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2122 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2124 2005-01-27 Richard Henderson <rth@redhat.com>
2126 * builtins.c (expand_builtin_copysign): New.
2127 (expand_builtin): Call it.
2128 * genopinit.c (optabs): Add copysign_optab.
2129 * optabs.c (init_optabs): Initialize it.
2130 (expand_copysign): New.
2131 * optabs.h (OTI_copysign, copysign_optab): New.
2132 (expand_copysign): Declare.
2134 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2135 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2137 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2138 (ix86_expand_fp_absneg_operator): ... here.
2139 (ix86_split_copysign): New.
2140 * config/i386/i386-protos.h: Update.
2141 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2142 (copysignsf3, copysigndf3): New.
2144 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2145 (copysignsf3, ncopysignsf3): New.
2146 (copysigndf3, ncopysigndf3): New.
2147 (copysignxf3, ncopysignxf3): New.
2148 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2150 2005-01-27 Arend Bayer <arend.bayer@web.de>
2151 Kazu Hirata <kazu@cs.umass.edu>
2153 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2154 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2155 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2158 2005-01-27 Jeff Law <law@redhat.com>
2160 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2161 definitions of SSA_NAMEs which are not being rewritten.
2162 (rewrite_ssa_into_ssa): Only initialize the current definition
2163 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2164 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2165 SSA_NAMEs before returning.
2167 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2169 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2170 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2171 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2172 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2173 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2175 2005-01-27 Steven Bosscher <stevenb@suse.de>
2178 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2179 higher to -O2 and higher. Likewise for tree PRE.
2180 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2183 2005-01-27 Ian Lance Taylor <ian@airs.com>
2186 * gimple-low.c (try_catch_may_fallthru): New static function.
2187 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2188 * tree-inline.c (expand_call_inline): Don't warn about reaching
2189 the end of a non-void function being inlined if the function uses
2192 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2194 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2197 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2198 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2199 (implicitly_declare): Handle error_mark_node.
2201 2005-01-27 Richard Henderson <rth@redhat.com>
2204 * tree.h (struct tree_decl): Add debug_expr_is_from.
2205 (DECL_DEBUG_EXPR_IS_FROM): New.
2206 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2207 * dwarf2out.c (dwarf2out_var_location): Update to match.
2208 * tree-outof-ssa.c (create_temp): Likewise.
2209 * var-tracking.c (track_expr_p): Likewise.
2210 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2211 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2212 * toplev.c (default_tree_printer): Likewise.
2214 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2216 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2217 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2219 2005-01-27 Steven Bosscher <stevenb@suse.de>
2221 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2222 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2223 ASM_CLOBBERS): Add tree checks.
2225 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2226 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2227 * c-common.def (SWITCH_STMT): Update to match.
2228 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2229 macros instead of SWITCH_EXPR ones.
2230 * c-dump.c (c_dump_tree): Likewise.
2231 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2232 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2234 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2236 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2238 * unwind-dw2.c (execute_stack_op): Add missing cases for
2239 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2241 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2243 * config.gcc (Obsolete configurations): Remove 'dummy', add
2244 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2247 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2249 PR tree-optimization/19633
2250 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2252 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2253 are no call-clobbered variables.
2254 * tree-outof-ssa.c (check_replaceable): Return false for calls
2257 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2259 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2260 even for variables with NULL DECL_INITIAL.
2262 2005-01-26 Stuart Hastings <stuart@apple.com>
2264 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2266 2005-01-26 Richard Henderson <rth@redhat.com>
2269 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2271 * expr.c (store_field): Strip conversions to odd-bit-sized types
2272 if the destination field width matches.
2274 2005-01-26 Richard Henderson <rth@redhat.com>
2276 * c-decl.c, expmed.c, expr.c: Revert last change.
2278 2005-01-26 Richard Henderson <rth@redhat.com>
2281 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2283 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2284 if we don't need the bits above those present in the current mode.
2285 * expr.c (store_field): Strip conversions to odd-bit-sized types
2286 if the destination field width matches.
2288 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2290 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2291 either -ffast-math or -funsafe-math-optimizations is in use.
2293 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2297 * config/avr/avr.c (notice_update_cc): Only set condition code for
2298 ashrqi3 if shift count > 0.
2299 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2300 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2301 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2302 count <= 0 as a no-op, and shift count >= width by copying zero
2303 or sign bit to all bits of the result.
2304 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2305 count, with attribute "length" set to 0 and "cc" set to "none".
2307 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2309 * doc/invoke.texi: Document -mTLS.
2311 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2312 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2313 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2314 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2315 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2316 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2317 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2318 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2320 * configure.ac: Check for a TLS capable gas.
2322 * configure: Regenerate.
2324 2005-01-26 Richard Henderson <rth@redhat.com>
2327 * combine.c (make_field_assignment): Simplify store to zero_extract
2328 from a source with an overlapping mask.
2330 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2332 2004-11-11 Eric Christopher <echristo@redhat.com>
2334 * config/frv/frv.md: Add fr400_integer automaton. Don't
2335 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2338 2005-01-26 Steven Bosscher <stevenb@suse.de>
2341 * cfgbuild.c (make_edges): Do not clear or set
2342 current_function_has_computed_jump.
2343 * function.h (struct function): Remove the has_computed_jump field.
2344 (current_function_has_computed_jump): Do not define.
2345 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2346 in a computed jump. Ignore current_function_has_computed_jump.
2348 2005-01-26 Richard Henderson <rth@redhat.com>
2351 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2352 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2354 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2355 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2356 objects into static storage if they have more than one non-zero value.
2357 * tree.h (categorize_ctor_elements): Update decl.
2359 2005-01-26 Steven Bosscher <stevenb@suse.de>
2362 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2363 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2364 to this function from 2004-07-10.
2365 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2366 the current function for tail call optimizations if the address
2367 of one of it its arguments is taken.
2369 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2371 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2373 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2375 * function.c (expand_function_end): If current_function_calls_alloca,
2376 emit stack restore in a place that is reached when the function falls
2379 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2381 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2382 rule to avoid matching inappropriate suffix rule.
2384 2005-01-26 Jan Hubicka <jh@suse.cz>
2386 PR tree-optimization/19241
2387 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2389 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2391 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2392 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2394 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2395 <sim*>: Always use crt1.o, regardless of N in simN.
2396 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2397 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2398 (CRT_CALL_STATIC_FUNCTION): Remove.
2399 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2400 use crt1.o, regardless of N in simN.
2401 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2402 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2403 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2404 case isystem setting.
2405 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2407 2005-01-25 Ian Lance Taylor <ian@airs.com>
2409 * gimple-low.c (block_may_fallthru): Correct handling of
2410 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2412 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2414 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2415 handlers to match indentation; nested under the mtune=* handler.
2416 Similar for mcpu= and march=.
2418 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2420 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2421 * config/mips/linux64.h (LIB_SPEC): Likewise.
2422 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2423 * config/sh/linux.h (LIB_SPEC): Likewise.
2425 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2427 * config/frv/frv.c (frv_legitimize_tls_address): New.
2428 (TARGET_HAVE_TLS): Define.
2429 (FRV_SYMBOL_REF_TLS_P): Define.
2430 (frv_override_options): Handle new register classes.
2431 (frv_legitimate_address_p): Reject tls addresses.
2432 (frv_legitimize_address): Handle TLS addresses.
2433 (gen_inlined_tls_plt): New.
2435 (frv_legitimize_tls_address): New.
2436 (unspec_got_name): Add TLS entries.
2437 (got12_operand): Add R_FRV_TLSMOFF12 case.
2438 (frv_emit_move): Fixup TLS addresses.
2439 (frv_emit_movsi): Legitimize TLS addresses.
2441 * config/frv/frv.h (MASK_BIG_TLS): New.
2442 (TARGET_BIG_TLS): New.
2443 (HAVE_AS_TLS): Define.
2444 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2445 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2446 (REG_CLASS_NAMES): Same.
2447 (REG_CLASS_CONTENTS): Same.
2448 (CONSTRAINT_LEN): New.
2449 (REG_CLASS_FROM_CONSTRAINT): New.
2450 (PREDICATE_CODES): Add symbolic_operand.
2452 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2453 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2454 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2455 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2456 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2457 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2458 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2459 GR9_REG, GR14_REG, LRREG.
2460 (type): Add load_or_call attribute.
2461 ("load_or_call"): New reservation.
2462 ("call_gettlsoff"): New.
2463 ("tls_indirect_call"): New.
2464 ("tls_load_gottlsoff12"): New.
2465 ("tlsoff_hilo"): New.
2466 ("tls_tlsdesc_ldd"): New.
2467 ("tls_tlsoff_ld"): New.
2470 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2472 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2474 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2475 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2476 * config/frv/frv.c (TLS_BIAS): Define.
2477 (frv_output_dwarf_dtprel): New.
2479 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2481 PR rtl-optimization/19579
2482 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2483 both A and B, see if they don't clobber registers the other expr uses.
2485 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2487 * real.c (do_add): Initialize signalling and canonical members.
2489 * real.c (real_from_integer): Zero out destination.
2491 2005-01-18 Jan Hubicka <jh@suse.cz>
2493 PR tree-optimize/19337
2494 * tree-inline.c (initialize_inlined_parameters): Copy
2495 saved_static_chain_decl only.
2497 2005-01-25 Richard Henderson <rth@redhat.com>
2501 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2502 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2503 80387 enabled, to return a proper subclass. Return the subset that
2504 overlaps with GENERAL_REGS for PLUS.
2505 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2507 2005-01-25 Richard Henderson <rth@redhat.com>
2510 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2512 2005-01-25 Roger Sayle <roger@eyesopen.com>
2514 * expmed.c (choose_multiplier): Change interface to return the
2515 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2516 (expand_divmod): Update calls to choose_multiplier.
2518 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2521 * expmed.c (extract_bit_field): Use adjust_address instead of
2522 gen_lowpart when op0 is a MEM.
2524 2005-01-24 Steven Bosscher <stevenb@suse.de>
2526 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2528 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2530 * config/mips/irix-csr.c: New file.
2531 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2532 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2533 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2536 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2539 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2540 sparc/elf.h, add sparc/sp-elf.h.
2541 (sparc-*-rtems*): Likewise.
2542 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2543 tm-dwarf2.h, add sparc/sp-elf.h.
2544 (sparc86x-*-elf): Likewise.
2545 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2546 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2547 TARGET_OS_CPP_BUILTINS.
2548 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2549 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2551 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2552 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2553 (SWITCH_TAKES_ARG): Likewise.
2554 (LOCAL_LABEL_PREFIX): Likewise.
2555 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2556 (TARGET_N_FORMAT_TYPES): Delete.
2557 (TARGET_FORMAT_TYPES): Likewise.
2558 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2559 * config/sparc/elf.h: Delete.
2560 * config/sparc/sp-elf.h: New file.
2562 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2564 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2565 * tree-flow.h: Remove the corresponding prototype.
2566 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2567 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2569 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2572 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2573 for AIX ABI or ELF -fPIC.
2574 (rs6000_emit_load_toc_table): Don't create toc_section here.
2575 (rs6000_xcoff_file_start): Nor here.
2577 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2579 * sh.c (ra.h): Don't #include.
2580 (hard_regs_intersect_p): New function, resurrected from ra.c.
2582 * sh.c: Fix 1996 Copyright.
2584 2005-01-24 Richard Henderson <rth@redhat.com>
2585 Aldy Hernandez <aldyh@redhat.com>
2587 * regrename.c (note_sets): Handle subregs.
2589 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2592 * genconditions.c (write_header, write_conditions): Elide file if
2595 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2597 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2598 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2601 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2603 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2604 expand_builtin_printf, expand_builtin_fprintf,
2605 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2606 checking against POINTER_TYPE.
2607 (validate_arglist): Handle POINTER_TYPE code by checking
2610 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2612 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2614 (for_each_rtx): Call for_each_rtx_1.
2615 * rtl.h (init_rtlanal): Declare.
2616 * toplev.c (backend_init): Call init_rtlanal.
2618 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2620 * flow.c (propagate_one_insn): Formatting.
2623 * flow.c (libcall_dead_p): Be more conservative if unsure.
2624 If there are any instructions between insn and call, see if they are
2625 all dead before saying the libcall is dead.
2627 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2629 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2630 operand constraint for operand 0.
2632 2005-01-23 Richard Henderson <rth@redhat.com>
2635 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2636 edges leading to join block.
2638 2005-01-23 Roger Sayle <roger@eyesopen.com>
2640 * expmed.c (expand_mult_highpart): Make static. Change type of
2641 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2642 (expand_divmod): Updates calls to expand_mult_highpart by using
2643 gen_int_mode to pass a CONST_INT rtx.
2644 * rtl.h (expand_mult_highpart): Remove prototype.
2646 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2648 * flow.c (regset_bytes, regset_size): Remove.
2650 * cfganal.c: Fix a reference to Harvey's paper.
2652 2005-01-23 Steven Bosscher <stevenb@suse.de>
2654 PR rtl-optimization/19464
2655 * tree-optimize.c (init_tree_optimization_passes): Add one more
2656 copyrename pass just before out-of-ssa.
2658 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2661 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2662 * ggc-none.c (ggc_free): Define.
2664 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2666 * cse.c (max_reg, max_insn_uid): Remove.
2667 (cse_main): Don't access max_reg or max_insn_uid.
2669 * c-common.c (explicit_flag_signed_bitfields,
2670 lang_statement_code_p, lang_expand_function_end): Remove.
2671 * c-common.h: Remove the corresponding declarations.
2672 * c-opts.c (c_common_handle_option): Remove all write access
2673 to explicit_flag_signed_bitfields.
2675 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2676 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2677 * cgraph.h: Remove the corresponding declaration.
2679 * gcse.c (null_pointer_info): Remove.
2681 2005-01-23 Roger Sayle <roger@eyesopen.com>
2682 Eric Botcazou <ebotcazou@libertysurf.fr>
2684 * combine.c (simplify_logical): Only simplify logical expressions
2685 of the form ior(and(x,y),z) by the inverse distributive law if the
2686 result is cheaper than the original.
2688 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2690 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2691 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2692 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2693 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2694 config/freebsd-spec.h, config/arm/arm.h,
2695 config/h8300/h8300.md, config/i386/i386.md,
2696 config/i386/predicates.md, config/i386/sse.md,
2697 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2698 config/vax/vax.md: Fix comment typos. Follow spelling
2701 2005-01-23 Steven Bosscher <stevenb@suse.de>
2703 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2704 tests, instead of `less than'.
2706 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2708 * function.c (assign_parm_setup_block): When creating a new stack slot
2709 for a parameter, get its alignment from the parameter's DECL_ALIGN
2710 rather than the type's TYPE_ALIGN. Make sure that the parameter
2711 is at least word aligned.
2713 2005-01-22 Roger Sayle <roger@eyesopen.com>
2716 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2718 2005-01-22 Richard Henderson <rth@redhat.com>
2721 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2722 in both compare operands.
2723 (movdfcc_1_sse_max): Likewise.
2724 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2725 (movdfcc_1_sse): Likewise.
2726 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2727 scratch register as needed.
2729 2005-01-22 Richard Henderson <rth@redhat.com>
2731 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2733 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2735 2005-01-22 Richard Henderson <rth@redhat.com>
2737 * genopinit.c (optabs): Use smin/smax for floating point too.
2738 * doc/md.texi: Update to match. Clarify that floating point
2739 results are undefined for +0/-0 and NaN.
2740 * doc/rtl.texi: Likewise.
2741 * rtl.def (SMIN, SMAX): Likewise
2742 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2744 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2745 leading 's' to the name.
2746 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2747 smaxxf3, sminxf3): Likewise.
2748 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2751 2005-01-22 Paul Brook <paul@codesourcery.com>
2753 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2755 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2757 * config/s390/s390.c (struct processor_costs): New fields
2758 dlgr, dlr, dr, dsgfr, dsgr.
2759 (z900_cost, z990_cost): Values for new fields.
2760 (s390_rtx_costs): New cases MEM und COMPARE in switch
2761 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2762 DIV, MOD, UDIV, UMOD.
2764 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2766 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2767 into the register being decremented.
2768 ("doloop_si31", "doloop_di"): Likewise.
2769 ("*doloop_si_long"): Adapt pattern.
2771 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2773 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2775 (CLASS_MAX_NREGS): Likewise.
2777 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2779 * doc/tree-ssa.texi (Statement Operands): Add example for new
2780 must-def macro. Note deprecation of old operands interface.
2782 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2784 PR tree-optimization/19484
2785 * tree-cfg.c (remove_fallthru_edge): New function.
2786 (cleanup_control_flow): Remove fallthru edges from calls that are
2787 now known not to return.
2789 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2791 Fix PR tree-optimization/19038
2792 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2793 copies with loop variant ones.
2795 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2797 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2798 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2799 config/alpha/alpha.md, config/alpha/predicates.md,
2800 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2801 config/sparc/sol2.h: Update copyright.
2803 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2804 first label to see if it is a nonlocal label.
2806 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2807 Andrew Pinski <pinskia@physics.uc.edu>
2810 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2811 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2813 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2815 * config/rs6000/rtems.h: Update copyright.
2817 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2820 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2821 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2822 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2824 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2827 * c-typeck.c (convert_arguments): Check for error_mark_node.
2829 2005-01-21 Ian Lance Taylor <ian@airs.com>
2831 PR tree-optimization/13000
2832 * tree-inline.c: Include "tree-flow.h".
2833 (expand_call_inline): If warn_return_type, warn if non-void inline
2834 function falls through.
2835 * tree-cfg.c (execute_warn_function_return): Don't warn about
2836 control reaching end if TREE_NO_WARNING is set. Set
2838 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2840 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2841 branch if we don't need one.
2842 * c-typeck.c: Include "tree-flow.h"
2843 (c_finish_bc_stmt): Don't add a goto if the current statement
2844 list doesn't fall through to the current point.
2846 2005-01-21 Roger Sayle <roger@eyesopen.com>
2848 PR rtl-optimization/576
2849 * real.c (real_arithmetic): Change return type from void to bool
2850 to return an indication that the result may be inexact.
2851 * real.h (real_arithmeric): Update prototype.
2852 * fold-const.c (const_binop): Don't constant fold floating
2853 point expressions when the user specifies -frounding-math and
2854 the result may depend upon the run-time rounding mode.
2855 (fold_convert_const_real_from_real): Clean-up.
2856 (fold_initializer): Ignore flag_rounding_math for initializers.
2857 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2858 constant fold FP operations with flag_rounding_math if the
2859 result may depend upon the run-time rounding mode.
2861 2005-01-21 Tom Tromey <tromey@redhat.com>
2863 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2865 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2867 * tree-cfg.c: Fix comment typos.
2869 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2871 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2872 around the call to rest_of_handle_branch_target_load_optimize.
2874 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2876 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2877 (sparc64-*-openbsd*): Likewise.
2878 (sparclite-*-elf*): Include tm-dwarf2.h.
2879 (sparc86x-*-elf*): Likewise.
2880 (sparc64-*-elf*): Likewise.
2881 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2882 (DBX_DEBUGGING_INFO): Likewise.
2883 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2884 (PREFERRED_DEBUGGING_TYPE): Likewise.
2885 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2886 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2887 (PREFERRED_DEBUGGING_TYPE): Likewise.
2888 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2889 (PREFERRED_DEBUGGING_TYPE): Likewise.
2890 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2892 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2895 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2897 2005-01-20 Paul Brook <paul@codesourcery.com>
2899 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2901 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2903 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2904 label is first in a sequence of labels.
2906 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2908 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2909 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2911 * doc/sourcebuild.texi (Test Directives): New.
2913 2005-01-20 Roger Sayle <roger@eyesopen.com>
2915 * real.c (real_floor): Don't leave the result uninitialized when
2916 mode is VOIDMode, but return the unrounded intermediate value.
2917 (real_ceil): Likewise.
2919 2005-01-20 Paul Brook <paul@codesourcery.com>
2921 * config/arm/arm.md (insv): Use gen_int_mode.
2923 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2925 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2926 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2927 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2928 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2929 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2931 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2934 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2935 fbreg, so we have to assume we can't.
2936 (loc_descriptor_from_tree_1): Ditto.
2937 (containing_function_has_frame_base): New function.
2938 (add_location_or_const_value_attribute): Use it.
2939 Also try to generate a frame_base from a single element location
2942 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2944 PR tree-optimization/15349
2945 * timevar.def (TV_TREE_MERGE_PHI): New.
2946 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2948 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2949 calls to tree_forwarder_block_p.
2950 (remove_forwarder_block_with_phi, merge_phi_nodes,
2951 gate_merge_phi, pass_merge_phi): New.
2952 * tree-optimize.c (init_tree_optimization_passes): Add
2954 * tree-pass.h: Add an extern for pass_merge_phi;
2956 2005-01-20 Richard Henderson <rth@redhat.com>
2959 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2960 (_mm_castps_pd, _mm_castps_si128): New.
2961 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2963 2005-01-20 Richard Henderson <rth@redhat.com>
2966 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2967 __builtin_ia32_vec_init_v2si.
2968 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2969 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2970 (ix86_init_mmx_sse_builtins): Create it.
2971 (ix86_expand_builtin): Expand it.
2972 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2973 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2974 (vec_extractv2si_0, vec_extractv2si_1): New.
2976 2005-01-20 Richard Henderson <rth@redhat.com>
2979 * config/i386/i386.c (ix86_expand_push): New.
2980 * config/i386/mmx.md (push<MMXMODE>1): New.
2981 * config/i386/sse.md (push<SSEMODE>1): New.
2982 * config/i386/i386-protos.h: Update.
2984 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2986 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2989 2005-01-20 Richard Henderson <rth@redhat.com>
2991 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2992 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2994 2005-01-19 Richard Henderson <rth@redhat.com>
2997 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2998 to V4SFmode in SSE1 fallback load path.
3000 2005-01-19 Richard Henderson <rth@redhat.com>
3002 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3003 in QImode expansion to ix86_expand_vector_set.
3004 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3006 2005-01-19 Richard Henderson <rth@redhat.com>
3009 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3010 subclass of the input class.
3011 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3012 Always true for cross-SSE1 classes. Rationalize conditionals.
3013 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3014 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3015 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3016 (movdi_2): Add MMX/SSE zeros.
3017 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3018 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3019 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3020 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3021 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3022 (zero_extendsidi2_rex64_1): Remove.
3023 (MOV0 peephole): Check GENERAL_REG_P.
3025 2005-01-19 Richard Henderson <rth@redhat.com>
3028 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3030 (ix86_expand_vector_extract): Likewise.
3032 2005-01-19 Richard Henderson <rth@redhat.com>
3035 * expr.c (emit_move_change_mode): New argument force; use
3036 simplify_gen_subreg if true.
3037 (emit_move_via_alt_mode): Merge into ...
3038 (emit_move_via_integer): ... here.
3039 (emit_move_ccmode): Use emit_move_change_mode directly.
3041 2005-01-19 Richard Henderson <rth@redhat.com>
3044 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3045 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3046 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3048 (alpha_emit_set_const): Likewise. Make static.
3049 (alpha_emit_set_long_const): Make static.
3050 (alpha_extract_integer): Split out from alpha_expand_mov.
3051 (alpha_split_const_mov): Likewise.
3052 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3053 (alpha_legitimate_constant_p): New.
3054 * config/alpha/alpha-protos.h: Update.
3055 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3056 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3057 * config/alpha/alpha.md (movsi): Add n alternative.
3058 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3059 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3060 (splitters for all of the above): Use alpha_split_const_mov.
3061 * config/alpha/predicates.md (non_add_const_operand): New.
3062 (non_zero_const_operand): New.
3063 (input_operand): Use alpha_legitimate_constant_p after reload.
3065 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3067 PR tree-optimization/19038
3068 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3069 (add_candidate): Add ivs with increment in latch only if
3070 allow_ip_end_pos_p is true.
3071 (determine_iv_cost): Use empty_block_p.
3073 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3075 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3076 (compute_dominance_frontiers): Ditto.
3078 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3081 * config/sh/t-rtems: New.
3082 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3084 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3086 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3087 the offset of the selected field.
3089 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3091 * tree-cfg.c (remove_forwarder_block): Fix the check to
3092 prevent a nonlocal label from appearing in the middle of a
3095 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3097 PR rtl-optimization/19462
3098 * reorg.c (find_end_label): Create return insn only if
3099 current_function_epilogue_delay_list is empty.
3101 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3103 * doc/passes.texi: Remove paragraph mentioning new-ra.
3105 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3107 PR rtl-optimization/15139
3108 * combine.c: Include params.h.
3109 (count_rtxs): New function.
3110 (record_value_for_reg): If replace_rtx would replace at least
3111 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3112 (clobber (const_int 0)) instead of TEM.
3113 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3114 * params.h (MAX_LAST_VALUE_RTL): New.
3115 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3116 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3119 * c-typeck.c (digest_init): Only call build_vector if all constructor
3120 elements are *_CST nodes.
3121 * gimplify.c (gimplify_init_constructor): Likewise.
3124 * c-typeck.c (digest_init): Only call build_vector if inside_init
3127 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3129 * toplev.c (init_asm_output): Remove dead #ifdef.
3131 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3133 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3135 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3137 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3138 accessing DECL_FUNCTION_CODE.
3139 * dojump.c (do_jump): Likewise.
3140 * gimplify.c (gimplify_call_expr): Likewise.
3141 * predict.c (expr_expected_value): Likewise.
3142 (strip_builtin_expect): Likewise.
3143 * tree-inline.c (estimate_num_insns_1): Likewise.
3144 * tree-ssa-loop-im.c (stmt_cost): Likewise
3145 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3146 (tree_expr_nonnegative_p): Likewise.
3148 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3150 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3151 variant of the load_pcrel_sym pattern.
3152 * config/sparc/sparc.md (P macro): Move to the top.
3153 (load_pcrel_sym): Macroize using P.
3154 (save_register_window): Likewise.
3156 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3158 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3161 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3164 * c-typeck.c (build_asm_expr): Strip nops off
3165 input memory operands.
3167 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3169 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3170 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3171 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3172 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3174 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3177 * config/i386/i386.c (override_options): If the 80387 is disabled,
3178 then do not return FP values using FP registers.
3180 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3182 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3183 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3184 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3185 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3186 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3187 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3188 output.h, postreload-gcse.c, postreload.c, recog.c,
3189 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3190 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3191 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3192 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3193 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3194 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3195 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3196 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3198 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3199 config/alpha/alpha.c, config/arm/vfp.md,
3200 config/i386/emmintrin.h, config/i386/i386-modes.def,
3201 config/i386/i386-protos.h, config/i386/i386.h,
3202 config/i386/pmmintrin.h, config/i386/ppro.md,
3203 config/i386/predicates.md, config/i386/xmmintrin.h,
3204 config/i860/i860.c, config/ia64/ia64-modes.def,
3205 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3206 config/ia64/ia64.md, config/ia64/itanium1.md,
3207 config/ia64/itanium2.md, config/ia64/predicates.md,
3208 config/iq2000/iq2000.h, config/mips/linux64.h,
3209 config/rs6000/aix41.h, config/rs6000/aix43.h,
3210 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3211 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3212 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3213 config/sparc/linux64.h, config/sparc/litecoff.h,
3214 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3215 config/sparc/sparc.h, config/sparc/sparc.md,
3216 config/sparc/sysv4-only.h: Update copyright.
3218 2005-01-18 Richard Henderson <rth@redhat.com>
3221 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3223 2005-01-18 Marc Espie <espie@openbsd.org>
3224 * config/i386/openbsdelf.h: Typo.
3226 2005-01-18 Richard Henderson <rth@redhat.com>
3228 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3229 special case for sse.
3230 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3232 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3234 * tree-inline.c (estimate_num_insns_1): Added cases for
3235 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3237 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3239 PR rtl-optimization/19296
3240 * combine.c (simplify_comparison): Rewrite the condition under
3241 which a non-paradoxical SUBREG of a PLUS can be lifted when
3242 compared against a constant.
3244 2005-01-18 Andi Kleen <ak@muc.de>
3246 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3247 * c.opt (-Wpointer-sign): Add.
3248 * doc/invoke.texi: (-Wpointer-sign): Add.
3250 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3252 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3253 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3254 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3255 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3256 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3257 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3258 for TARGET_MIX_SSE_I387.
3259 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3260 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3261 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3262 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3263 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3264 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3265 TARGET_MIX_SSE_I387.
3266 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3269 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3272 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3273 Add movaps alternative for xmm reg->reg move.
3275 2005-01-17 Jeff Law <law@redhat.com>
3277 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3278 at the end of the main DOM loop rather than just before DOM exits.
3280 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3282 PR tree-optimization/19121
3283 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3284 adding aliases to a name tag, also add them to the pointer's
3286 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3287 sensitive alias info at all. Only check that the two pointers
3288 have compatible pointed-to sets.
3289 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3290 a pointer's type tag is a superset of the alias set of the
3293 2005-01-17 James E Wilson <wilson@specifixinc.com>
3296 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3297 comment to document why.
3299 2005-01-17 Richard Henderson <rth@redhat.com>
3301 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3302 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3303 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3304 sse2_vmsminv2df3_finite): New.
3305 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3306 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3307 Force op1 into register.
3309 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3311 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3312 bubblestrap from always rebuilding build directory.
3314 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3316 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3317 ("*cmpmem_short"): Likewise.
3319 2005-01-17 Steven Bosscher <stevenb@suse.de>
3321 * basic-block.h: Document BB_* flags.
3322 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3323 use an sbitmap instead.
3324 * sched-rgn.c (compute_trg_info): Likewise.
3326 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3328 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3329 redundant target_cpu_default and extra_parts lines. Use the default
3331 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3332 (SUBTARGET_EXTRA_SPECS): Delete.
3333 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3334 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3335 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3336 and "n32" for -mabi=n32.
3338 2005-01-17 Ian Lance Taylor <ian@airs.com>
3341 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3342 fold constant variables into initial values.
3344 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3346 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3348 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3349 through the statements backward.
3351 2005-01-17 Ian Lance Taylor <ian@airs.com>
3353 PR middle-end/13127:
3354 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3355 a variable set to the return value of the inlined function.
3357 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3359 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3360 when modes are tieable.
3362 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3364 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3365 of pthread_create to find out if threads are enabled.
3366 * gthr-posix95.h (__gthread_active_p): Likewise.
3368 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3370 * common.opt (-fnew-ra): Remove.
3372 * toplev.h (flag_new_regalloc): Remove.
3373 * Makefile.in (ra*.*): Don't mention.
3374 * passes.c (rest_of_handle_new_regalloc): Remove.
3375 (rest_of_handle_combine, rest_of_compilation): Always consider
3376 flag_new_regalloc as false.
3377 * doc/invoke.texi: Don't document -fnew-ra.
3379 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3381 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3382 last parameter to reg_scan.
3383 * loop.c (loop_optimize): Likewise.
3384 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3385 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3386 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3387 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3388 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3389 * regclass.c (reg_scan): Likewise, for the declaration.
3390 * rtl.h (reg_scan): Likewise, for the prototype.
3392 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3394 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3395 mark_dfs_back_edges.
3397 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3399 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3400 (compute_avail): Uses don't go in tmp_gen.
3402 2005-01-16 Steven Bosscher <stevenb@suse.de>
3404 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3405 loop to look for a free slot in a page entry.
3407 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3410 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3411 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3412 just before targetm.asm_out.file_end.
3413 * tree.h (process_pending_assemble_output_defs): Declare.
3414 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3416 (assemble_alias): Defer generation of assembly code for defines when
3417 TARGET_DEFERRED_OUTPUT_DEFS is true.
3418 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3419 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3420 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3422 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3425 * pa.c (pa_scalar_mode_supported_p): New function.
3426 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3427 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3429 * pa-protos.h (prefetch_operand): Delete.
3430 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3431 * pa.c (prefetch_operand): Delete.
3432 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3433 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3434 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3435 and prefetch_nocc_operand.
3436 * pa.md (prefetch): Rework to avoid reload problems handling short
3437 displacements when a cache control completer needs to be provided.
3438 (prefetch_32, prefetch_64): Delete.
3439 (prefetch_cc, prefetch_nocc): New patterns.
3441 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3443 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3445 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3448 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3449 exceeds maximum alignment for global common data.
3450 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3451 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3453 2004-01-15 Roger Sayle <roger@eyesopen.com>
3455 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3457 2004-01-15 Roger Sayle <roger@eyesopen.com>
3459 * harg-reg-set.h (reg_class_names): Prototype global array.
3460 * regclass.c (reg_class_names): Declare here and initialize to
3462 (dump_regclass): Remove local declaration of reg_class_names.
3463 (regclass): Likewise.
3464 * cfg.c (dump_flow_info): Likewise.
3465 * ra-debug.c (reg_class_names): Likewise.
3466 * regrename.c (reg_class_names): Likewise.
3467 * reload.c (reg_class_names): Likewise.
3468 * reload1.c (spill_failure): Likewise.
3469 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3471 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3473 * config/s390/s390.md ("reload_outti"): Remove predicate for
3474 output operand. Abort if operand is not a MEM.
3475 ("reload_outdi", "reload_outdf"): Likewise.
3477 2005-01-15 Marc Espie <espie@openbsd.org>
3479 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3480 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3481 * config/openbsd.h: Fix C++ includes for native configurations.
3482 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3483 Add trampoline support.
3484 * config/i386/openbsdelf.h: New.
3486 2005-01-15 Marc Espie <espie@openbsd.org>
3488 * collect2.c (main): Explicitly parse -dynamic-linker option.
3490 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3492 PR tree-optimization/19060
3493 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3494 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3495 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3496 and handle extract_range_from_cond returning false.
3497 * fold-const.c (fold): Optimize comparisons with min/max even for
3498 width > HOST_BITS_PER_WIDE_INT.
3500 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3502 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3503 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3504 Remove little endian multilib variants.
3505 Add mips32 multilib variant.
3507 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3509 * explow.c (copy_all_reg, stabilize): Remove.
3510 * expr.h: Remove the corresponding prototypes.
3512 * rtlanal.c (regs_set_between_p): Remove.
3513 * rtl.h: Remove the corresponding prototype.
3515 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3517 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3518 to rs6000_nonimmediate_operand.
3519 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3520 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3521 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3522 rs6000_nonimmediate_operand.
3523 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3524 rs6000_nonimmediate_operand.
3526 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3528 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3530 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3532 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3534 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3535 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3537 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3538 (rs6k_nonimmediate_operand): New.
3539 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3541 (legitimate_lo_sum_address_p): Same.
3542 (rs6000_legitimize_address): Same.
3543 (rs6000_legitimize_reload_address): Same.
3544 (rs6000_legitimate_address): Same.
3545 (spe_build_register_parallel): Pass DF and DC modes in a DI
3548 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3549 to rs6k_nonimmediate_operand.
3551 * config/rs6000/spe.md ("*frob_df_di"): New.
3552 ("*frob_di_df"): New.
3553 ("*frob_di_df_2"): New.
3554 ("*mov_sidf_e500_subreg0"): New.
3555 ("*mov_sidf_e500_subreg4"): New.
3556 ("*movdf_e500_double"): Change predicate to
3557 rs6k_nonimmediate_operand.
3559 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3561 * postreload.c (move2add_note_store): Only call
3562 trunc_int_for_mode on scalar integers.
3564 2005-01-14 Steven Bosscher <stevenb@suse.de>
3566 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3567 replace BB_VISITED uses.
3568 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3569 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3570 (tree_dce_done): Free visited_control_parents.
3571 (perform_tree_ssa_dce): Allocate and clear it.
3572 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3573 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3574 instead of BB_VISITED.
3576 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3578 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3579 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3580 Remove unused prototypes.
3582 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3584 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3585 64-bit register usage.
3586 (spe_func_has_64bit_regs_p): Add FIXME note.
3588 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3590 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3591 flag_finite_math_only with flag_unsafe_math_optimizations.
3593 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3595 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3597 (__tpf_eh_return): Copy TPF private stack area from the module
3598 boundary stack frame. Add check for when module addresses are
3599 equal, but no stub address is found.
3601 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3604 * arm.h (struct machine_function): Add call_via field.
3605 (thumb_call_via_label): Declare.
3606 * arm.c (thumb_call_via_label): New variable.
3607 (thumb_call_reg_needed): New variable.
3608 (arm_output_function_epilogue): For Thumb code, output any per-function
3609 call-indirect trampolines.
3610 (thumb_call_via_reg): New function.
3611 (arm_file_end): New function.
3612 (TARGET_ASM_FILE_END): Call arm_file_end.
3613 (aof_file_end): Likewise.
3614 * arm-protos.h (thumb_call_via_reg): Declare.
3615 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3616 thumb_call_via_reg in normal case.
3618 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3621 PR rtl-optimization/19348
3622 * recog.c (peephole2_optimize): Do global life update if some peephole
3623 decides it doesn't need at least one of its inputs and that change
3624 influences liveness at the start of the basic block.
3626 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3627 arguments instead of 1.
3629 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3632 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3633 zero for nested functions needing a static chain or functions
3634 with a non-constant address.
3636 2005-01-13 Roger Sayle <roger@eyesopen.com>
3638 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3639 (and (sign_extend X) C) into (zero_extend (and X C)).
3641 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3643 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3645 2005-01-13 Richard Henderson <rth@redhat.com>
3650 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3651 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3652 not just TARGET_SSE.
3653 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3654 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3655 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3656 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3657 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3658 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3659 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3660 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3661 (movdicc_c_rex64): Rename with '*'.
3662 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3663 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3664 (movsfcc_1_387): Rename from movsfcc_1.
3665 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3666 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3667 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3668 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3669 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3670 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3671 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3672 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3673 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3674 sse_movdfcc_const0_4): Remove.
3675 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3676 recognize min/max early. Update for changed sse cmove patterns.
3677 (ix86_split_sse_movcc): New.
3678 * config/i386/i386-protos.h: Update.
3680 2005-01-13 Steven Bosscher <stevenb@suse.de>
3682 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3683 (fix_stmt_v_may_defs): Likewise.
3685 2005-01-13 Richard Henderson <rth@redhat.com>
3687 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3688 for converting the mask.
3690 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3692 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3695 2005-01-13 Richard Henderson <rth@redhat.com>
3697 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3698 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3699 IX86_BUILTIN_MOVDQ2Q): Remove.
3700 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3701 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3702 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3704 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3705 (sse2_pextrw): Fix immediate constraint.
3706 (sse2_loadq, sse2_loadq_rex64): Remove.
3707 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3708 Use __builtin_ia32_vec_ext_<size>.
3709 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3711 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3713 * function.c (assign_parm_setup_block): Look inside original
3714 entry_parm when inspecting PARALLEL.
3716 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3717 Joel Sherrill <joel@oarcorp.com>
3720 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3721 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3722 rtems_gxx_recursive_mutex_init.
3723 (__gthread_recursive_mutex_lock): New function.
3724 (__gthread_recursive_mutex_trylock): Likewise.
3725 (__gthread_recursive_mutex_unlock): Likewise.
3727 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3729 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3731 2005-01-13 Jan Beulich <jbeulich@novell.com>
3733 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3734 (ashrti3_internal): Indicate output is early clobber. Generate result
3735 into output rather than first input. Use move for low word of output
3736 if shift count is exactly 64.
3737 (lshrti3_internal): Likewise.
3739 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3743 * reload1.c (delete_output_reload): Don't delete an output reload
3744 if the pseudo lives longer than a single basic block. Adjust and
3745 improve wording of comment.
3747 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3750 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3751 of TYPE_SIZE where we mean the number of bytes.
3753 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3755 * function.c (assign_parm_setup_block): Relax condition on
3756 multi-register optimization.
3758 2005-01-12 Nick Clifton <nickc@redhat.com>
3760 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3761 an "in_delay_slot" attribute of "no" to prevent them being used in
3762 delay slots. This is forbidden because they might generate
3765 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3768 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3771 2005-01-12 Nick Clifton <nickc@redhat.com>
3773 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3774 passed on to GAS) but do not define, as GAS no longer supports or
3775 needs the -m2000 option.
3777 2005-01-11 Roger Sayle <roger@eyesopen.com>
3779 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3780 type as args of unprototyped builtins aren't automatically promoted.
3781 (fold_builtin_abs): Likewise.
3783 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3785 * Makefile.in: Set a `build-warn' variable.
3787 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3789 PR tree-optimization/17949
3790 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3791 (find_interesting_uses_address): Use it.
3793 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3795 * regrename.c (kill_value): Handle subreg's that won't simplify.
3797 2005-01-11 Richard Henderson <rth@redhat.com>
3800 * config/i386/i386.h (enum ix86_builtins): Move ...
3801 * config/i386/i386.c: ... here.
3802 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3803 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3804 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3805 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3806 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3807 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3808 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3809 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3810 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3811 IX86_BUILTIN_LOADDDUP): Remove.
3812 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3813 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3814 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3815 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3816 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3817 (ix86_init_builtins): Make static.
3818 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3819 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3820 if all the modes match. Otherwise, fake it.
3821 (get_element_number, ix86_expand_vec_init_builtin,
3822 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3823 (ix86_expand_builtin): Make static. Update for changed builtins.
3824 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3825 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3826 (ix86_expand_vector_init_duplicate): New.
3827 (ix86_expand_vector_init_low_nonzero): New.
3828 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3829 Split out from ix86_expand_vector_init; handle integer modes.
3830 (ix86_expand_vector_init): Use them.
3831 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3832 * config/i386/i386-protos.h: Update.
3833 * config/i386/predicates.md (reg_or_0_operand): New.
3834 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3835 (movv2sf_internal): Likewise. And a splitter to match them all.
3836 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3837 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3838 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3839 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3840 (mmx_pinsrw): Fix operand ordering.
3841 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3842 rather than sse_loadss expander.
3843 (movv2df splitter): Similarly.
3844 (sse_loadss, sse_loadlss): Remove.
3845 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3846 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3847 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3848 (sse3_movddup): Rename with '*'.
3849 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3850 (sse2_loadsd): Remove.
3851 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3852 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3853 (sse2_pinsrw): Fix argument ordering.
3854 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3855 (sse2_stored): Remove 'r' destination.
3856 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3857 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3858 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3859 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3860 vec_extractv16qi, vec_initv16qi): New.
3862 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3863 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3864 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3866 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3867 (_mm_load_si128, _mm_store_si128): Likewise.
3868 (_mm_load1_pd): Use _mm_set1_pd.
3869 (_mm_load_sd): Use _mm_set_sd.
3870 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3871 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3872 (_mm_set_epi64): Use _mm_set_epi64x.
3873 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3874 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3875 _mm_setr_epi8): Use _mm_set_foo form.
3876 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3877 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3878 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3879 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3880 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3881 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3882 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3883 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3884 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3885 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3886 (_mm_movedup_pd): Use _mm_shuffle_pd.
3887 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3888 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3889 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3890 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3892 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3893 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3894 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3895 (_mm_store_ps): Use raw dereference.
3896 (_mm_store1_ps): Use _mm_storeu_ps.
3897 (_mm_storer_ps): Use _mm_store_ps.
3898 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3899 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3901 2005-01-11 Stan Shebs <shebs@apple.com>
3903 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3904 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3906 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3909 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3910 Skip all DECLs except for FIELD_DECLs.
3912 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3914 * config/s390/s390.c (override_options): Return error if
3915 -mbackchain, -mpacked-stack and -mhard-float are used together.
3916 (s390_va_start): Remove the backchain && packed-stack special case.
3917 (s390_gimplify_va_arg): Likewise.
3918 * doc/invoke.texi: Remove the ABI incompatibility note.
3920 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3922 * config/s390/s390.c (struct s390_frame_layout): Remove
3924 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3925 save_backchain_p with TARGET_BACKCHAIN.
3927 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3930 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3931 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3932 * function.c (locate_and_pad_parm): Set new field.
3933 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3934 Tweak where_pad test to include "none". Always set mem align for
3936 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3937 not sufficient for type.
3938 (assign_parm_setup_block): If stack_parm is zero on entry, always
3939 make a new stack local. Block move old stack parm if necessary
3940 to new aligned stack local.
3941 (assign_parm_setup_stack): Use a block move to handle
3942 potentially misaligned entry_parm.
3943 (assign_parms_unsplit_complex): Specify required alignment when
3944 creating stack local.
3945 * calls.c (compute_argument_addresses): Override alignment of stack
3946 arg calculated from its type with the alignment given by
3947 FUNCTION_ARG_BOUNDARY.
3948 (store_one_arg): Likewise.
3950 2005-01-11 Jan Beulich <jbeulich@novell.com>
3952 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3953 Change respective itanium_class attribute to ialu.
3954 (shladdp4_internal): New.
3955 * config/ia64/predicates.md (shladd_log2_operand): New.
3957 2005-01-11 Richard Henderson <rth@redhat.com>
3959 * expr.c (store_constructor): Use rtvec_alloc instead of
3960 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3962 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3964 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3966 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3968 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3969 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3970 (TARGET_RWRELOC): Define.
3971 (ia64_rwreloc_section_type_flags): Delete.
3972 (ia64_section_type_flags): New function.
3973 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3974 (TARGET_RWRELOC): Define.
3976 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3979 * config/ia64/ia64.c (process_set): For alloc insn, only call
3980 process_epilogue is !frame_pointer_needed.
3982 2005-01-10 Roger Sayle <roger@eyesopen.com>
3985 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3986 unary operator and can't be treated as a binary/comparison operator.
3988 2005-01-10 Richard Henderson <rth@redhat.com>
3990 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3991 (ix86_return_in_memory): Likewise.
3992 (function_arg_advance): Likewise. Mirror structure in function_arg
3993 for choosing register to advance.
3995 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3997 * tree-vectorizer.c, tree.def: Fix comment typos.
3999 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4001 * config/s390/s390.c (struct processor_costs): 4 new fields:
4002 ddbr, ddr, debr, der.
4003 (s390_rtx_costs): More precise handling of divide instructions.
4005 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4007 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4009 2005-01-10 Jan Beulich <jbeulich@novell.com>
4011 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4012 names resulting from -ffunction-sections/-fdata-sections and linkonce
4014 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4015 based on the section name. Rearrange the section name comparison logic
4016 slightly so that each section name is compared against at most once.
4018 2005-01-10 Ben Elliston <bje@au.ibm.com>
4020 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4021 targets for which -fPIC reduces limitations on the GOT size.
4023 2005-01-09 Falk Hueffner <falk@debian.org>
4025 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4028 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4031 * collect2.c (main): Set aixrtl_flag for -brtl option.
4032 (resolve_lib_name): Search for .so file extension before .a
4035 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4037 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4038 (vect_analyze_data_refs_alignment): Add dump prints.
4040 2005-01-09 Ira Rosen <irar@il.ibm.com>
4042 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4043 expr_invariant_in_loop_p.
4044 Initialize outputs first thing in the function.
4045 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4046 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4047 (vect_analyze_pointer_ref_access): Check that the initial condition of
4048 the access function is loop invariant.
4050 2005-01-09 Richard Henderson <rth@redhat.com>
4052 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4053 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4054 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4055 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4056 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4057 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4058 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4059 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4060 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4061 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4062 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4063 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4064 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4065 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4066 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4067 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4068 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4069 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4070 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4071 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4072 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4073 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4074 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4076 (mmx_clrdi, pavgusb): Remove.
4077 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4078 with leading sse_ prefix.
4079 * config/i386/sse.md: Receive them.
4080 * config/i386/mmx.md: New file.
4081 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4082 (subrv2sf3): Turn into expander for normal subtraction.
4083 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4084 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4085 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4086 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4087 commutative; use ix86_binary_operator_ok.
4088 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4089 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4090 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4091 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4092 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4093 Macroize from existing patterns; use ix86_binary_operator_ok.
4094 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4095 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4096 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4097 with vec_select+vec_concat.
4098 (mmx_pshufw, mmx_pshufw_1): Likewise.
4099 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4100 (mmx_uavgv4hi3): Model correctly.
4101 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4102 _mm_xor_si64): Remove casts.
4104 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4106 PR tree-optimization/19224
4107 * tree-scalar-evolution.c (get_instantiated_value,
4108 set_instantiated_value): New functions.
4109 (instantiate_parameters_1): Cache the results.
4110 (instantiate_parameters, resolve_mixers): Initialize and free
4113 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4115 * config/i386/i386.md (addhi_4): Correct reference in comment.
4118 2005-01-08 Richard Henderson <rth@redhat.com>
4120 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4121 (_mm_cvtsi128_si64x): Likewise.
4122 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4123 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4124 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4125 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4126 * config/i386/i386-protos.h: Update.
4127 * config/i386/i386.c (print_operand): Add 'H'.
4128 (ix86_fixup_binary_operands): Split out from ...
4129 (ix86_expand_binary_operator): ... here.
4130 (ix86_fixup_binary_operands_no_copy): New.
4131 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4132 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4133 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4134 (safe_vector_operand): Use CONST0_RTX.
4135 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4136 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4137 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4138 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4140 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4141 (IX86_BUILTIN_CMPNGESS): New.
4142 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4143 (attr type): Add sselog1.
4144 (attr unit, attr memory): Handle it.
4145 (movti, movti_internal, movti_rex64): Move near other integer moves.
4146 (movtf, movtf_internal): Move near other fp moves.
4147 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4148 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4149 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4150 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4151 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4152 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4153 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4154 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4155 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4156 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4157 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4158 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4159 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4160 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4161 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4162 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4163 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4164 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4165 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4166 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4167 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4168 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4169 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4170 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4171 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4172 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4173 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4174 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4175 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4176 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4177 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4178 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4179 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4180 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4181 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4182 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4183 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4184 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4185 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4186 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4187 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4188 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4189 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4190 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4192 (SSEPUSH, push<SSEPUSH>): Remove.
4193 (MMXPUSH, push<MMXPUSH>): Remove.
4194 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4195 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4196 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4197 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4198 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4199 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4200 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4201 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4202 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4203 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4204 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4205 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4206 (ppro_sse_log_V4SF): Handle sselog1.
4207 * config/i386/predicates.md (const_0_to_1_operand): New.
4208 (const_0_to_255_mul_8_operand): New.
4209 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4210 (const_2_to_3_operand, const_4_to_7_operand): New.
4211 * config/i386/sse.md: New file.
4212 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4213 (sse_movups): Rename from sse_movups_1.
4214 (sse_loadlss): Rename from sse_loadss_1.
4215 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4217 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4218 (absv4sf2, negv2df, absv2df): New.
4219 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4220 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4221 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4222 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4223 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4224 (sse3_addsubv4sf3): Model correctly.
4225 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4226 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4227 (sse_movhlps): Model with vec_select+vec_concat.
4228 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4229 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4230 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4231 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4232 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4233 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4234 sse2_pshufhw_1): Likewise.
4235 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4236 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4237 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4238 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4239 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4240 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4241 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4242 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4243 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4244 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4245 sminv8hi3): Mark commutative
4246 operands. Use ix86_binary_operator_ok.
4247 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4248 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4249 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4250 sse2_punpcklqdq): Allow operand2 in memory.
4251 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4252 sse2_movsd): Add memory alternatives.
4253 (sse_storelps): Turn expander into an insn; split after reload.
4254 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4255 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4257 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4259 * configure.ac (DWARF-2 debug_line): Use objdump.
4260 * configure: Regenerate.
4262 2005-01-08 Jeff Law <law@redhat.com>
4263 Diego Novillo <dnovillo@redhat.com>
4265 PR tree-optimization/18241
4266 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4267 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4268 statements with volatile operands.
4269 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4270 operands after marking a statement with has_volatile_ops.
4272 2005-01-08 Roger Sayle <roger@eyesopen.com>
4274 * tree.c (int_fits_type_p): Always honor integer constant
4275 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4277 2005-01-08 Roger Sayle <roger@eyesopen.com>
4279 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4280 the latent bug in rtl_delete_block has been resolved.
4282 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4284 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4285 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4287 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4289 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4290 library as @multilib_dir@/$(SHLIB_SONAME).
4292 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4294 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4295 * configure: Regenerate.
4297 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4299 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4302 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4305 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4306 Convert non-word aligned offset address using ld/std into
4309 2005-01-07 Richard Henderson <rth@redhat.com>
4311 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4313 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4315 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4317 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4319 PR tree-optimization/19283
4320 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4321 is not shorter than the original type.
4323 PR rtl-optimization/19012
4324 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4326 PR rtl-optimization/18861
4327 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4328 (FULL_STATE): Define.
4329 (mark_tablejump_edge): New function.
4330 (purge_dead_tablejump_edges): New function.
4331 (find_bb_boundaries): Use it.
4333 PR tree-optimization/18828
4334 * builtins.c (expand_builtin_next_arg): Remove argument and all
4335 the argument checking.
4336 (expand_builtin): Adjust caller.
4337 (expand_builtin_va_start): Likewise. Remove error for too many
4339 (fold_builtin_next_arg): Issue error for too many arguments.
4340 After checking arguments, replace them with magic arguments that
4341 prevent further checking of the args.
4343 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4345 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4347 2005-01-06 Roger Sayle <roger@eyesopen.com>
4350 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4351 and %{.S:...} (and their negative variants) to test whether the
4352 input file is assembler or pre-processed-assembler independent of
4353 the actual filename extension.
4355 2005-01-06 Roger Sayle <roger@eyesopen.com>
4357 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4358 of sign or zero extended values.
4360 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4362 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4363 for IBM long double format correctly.
4365 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4367 Fix PR tree-optimization/18792
4369 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4370 to first_loop_depth, and use loop depth instead of loop number.
4371 (build_classic_dir_vector): Ditto.
4372 (compute_data_dependences_for_loop): Use depth, not loop number.
4373 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4374 number. Pass in loops, instead of loop numbers.
4375 (gather_interchange_stats): Ditto.
4376 (linear_transform_loops): Ditto.
4378 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4381 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4382 biv_fits_mode_p, extension_within_bounds_p): New functions.
4383 (check_ext_dependent_givs): Use them.
4385 2005-01-06 Roger Sayle <roger@eyesopen.com>
4387 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4388 more than one barrier, in which case we should delete them all.
4390 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4392 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4394 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4396 Fix PR middle-end/19286
4398 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4399 output this subprogram, simply ignore this attempt to do it again.
4400 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4401 origin attribute if it's not possible.
4402 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4403 (decls_for_scope): Ditto.
4404 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4405 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4407 2005-01-05 Richard Henderson <rth@redhat.com>
4410 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4411 (bdesc_2arg): Use it.
4412 (ix86_expand_binop_builtin): Force operands into registers
4414 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4415 ix86_expand_sse_compare, ix86_expand_sse_comi,
4416 ix86_expand_builtin): Likewise.
4418 2005-01-05 Richard Henderson <rth@redhat.com>
4420 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4422 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4423 (mulv4hi3): Set itanium_class mmmul.
4424 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4425 (fpack): Rename from fpack_sfsf.
4427 2005-01-05 Richard Henderson <rth@redhat.com>
4430 * reload1.c (do_input_reload): Restrict the optimization deleteing
4431 a previous output reload to RELOAD_FOR_INPUT.
4433 2005-01-05 Steven Bosscher <stevenb@suse.de>
4435 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4436 comment that we fall through after case.
4437 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4438 (distribute_links): Likewise.
4439 * cse.c (cse_insn): Likewise.
4440 * cselib.c (cselib_invalidate_mem): Likewise.
4441 * df.c: Update comments at the top of the file.
4442 (read_modify_subreg_p): Update comments here too.
4443 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4444 * flow.c (mark_set_1): Likewise.
4445 (mark_used_regs): Likewise.
4446 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4447 (canon_list_insert): Likewise.
4448 (mark_set): Likewise.
4449 (try_replace_reg): Likewise.
4450 (store_killed_in_insn): Likewise.
4451 * loop.c (count_one_set): Likewise.
4452 (basic_induction_var): Likewise.
4453 * postreload-gcse.c (find_mem_conflicts): Likewise.
4454 * postreload.c (reload_combine_note_store): Likewise.
4455 (move2add_note_store): Likewise.
4456 * reload.c (find_equiv_reg): Likewise.
4457 (mark_referenced_resources): Likewise.
4458 * rtlanal.c (set_noop_p): Likewise.
4459 (note_stores): Likewise.
4460 (note_uses): Likewise.
4461 * sched-deps.c (sched_analyze_1): Likewise.
4462 * sched-rgn.c (check_live_1): Likewise.
4463 (update_live_1): Likewise.
4464 * config/i860/i860.c: Likewise.
4466 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4468 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4470 * doc/rtl.texi: Update documentation for bit-fields and SET.
4472 2005-01-05 Roger Sayle <roger@eyesopen.com>
4474 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4476 2005-01-05 Jan Hubicka <jh@suse.cz>
4477 Richard Henderson <rth@redhat.com>
4480 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4483 2005-01-05 Richard Henderson <rth@redhat.com>
4486 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4487 (sse_shufps): Change operand 3 to const_int_operand.
4488 (sse2_storelps): Fix typo in template.
4489 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4490 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4491 (ix86_expand_builtin): Likewise.
4493 2005-01-05 Julian Brown <julian@codesourcery.com>
4495 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4496 as aggregates for AAPCS ABIs.
4498 2005-01-05 Stan Shebs <shebs@apple.com>
4500 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4501 Mach-O getters if ppc64.
4502 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4504 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4505 signed four-byte field for global code case.
4506 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4508 2005-01-05 Roger Sayle <roger@eyesopen.com>
4511 * c-common.c: Include real.h.
4512 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4513 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4514 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4515 * Makefile.in (c-common.o): Update dependencies.
4517 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4519 * c-parse.in (asm_string): Add trailing semicolon.
4521 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4523 * c-parse.in (asm_string): New. Don't allow wide strings in
4525 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4526 asm_string instead of STRING.
4528 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4530 * c-typeck.c (constructor_no_implicit): Remove.
4531 (set_designator, process_init_element): Don't check
4532 constructor_no_implicit.
4534 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4535 Kaz Kojima <kkojima@gcc.gnu.org>
4538 * lcm.c (create_pre_exit): New.
4539 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4540 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4542 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4544 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4545 -msoft-float in target_float_switch.
4546 * arm.c (arm_override_options): Fix processing of target_float_switch.
4548 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4550 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4553 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4555 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4556 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4558 2005-01-04 Roger Sayle <roger@eyesopen.com>
4560 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4561 if deleting the then-block allows the test-block to fallthru to the
4564 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4567 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4568 after the full declaration if the are in two different TUs.
4570 2005-01-04 Richard Henderson <rth@redhat.com>
4573 * tree-sra.c (generate_one_element_init): Just
4574 call gimplify_and_add.
4575 (generate_element_init): Record the
4576 new referenced variables and mark them for renaming
4577 and split out to ...
4578 (generate_element_init_1): This.
4579 (scalarize_init): Don't call push_gimplify_context/
4580 pop_gimplify_context.
4582 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4584 * toplev.c (get_src_pwd): Handle failure of getpwd().
4586 2005-01-04 Roger Sayle <roger@eyesopen.com>
4588 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4590 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4591 all the cases handled by it are inverted by invert_truthvalue.
4593 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4595 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4596 (save_register_windowsi): Likewise.
4598 2005-01-04 Richard Henderson <rth@redhat.com>
4600 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4602 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4605 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4606 any simplifications of vector mode comparison operators.
4607 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4609 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4610 Devang Patel <dpatel@apple.com>
4612 PR tree-optimization/18308
4613 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4614 the operands before creating a new expression.
4615 * dojump.c (do_jump): Make drop_through_label available
4616 for all cases. Add expansion of COND_EXPR.
4618 2005-01-04 Ira Rosen <irar@il.ibm.com>
4620 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4621 INTEGER_CST instead of TREE_CONSTANT.
4622 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4623 instead of TREE_CONSTANT.
4624 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4625 instead of TREE_CONSTANT.
4627 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4629 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4631 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4634 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4635 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4637 2005-01-03 Richard Henderson <rth@redhat.com>
4639 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4640 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4641 fold_convert_const_real_from_real): Split out from ...
4642 (fold_convert_const): ... here.
4644 2005-01-03 Richard Henderson <rth@redhat.com>
4647 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4648 (mov<MMXMODEI>_internal): Likewise.
4649 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4650 Add V2SF case; use it for SSE1; don't use TI.
4651 (movdf_integer): Likewise.
4652 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4654 2005-01-03 Ira Rosen <irar@il.ibm.com>
4656 * tree-vectorizer.c (vect_strip_conversions): New function.
4657 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4658 check for binary class.
4660 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4664 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4666 * gimple-low.c (mark_blocks_with_used_vars): New function.
4667 (mark_blocks_with_used_subblocks): Ditto.
4668 (mark_used_blocks): Ditto.
4669 (pass_mark_used_blocks): New pass.
4670 * tree-inline.c: Include debug.h.
4671 (expand_call_inline): Call outlining_inline_function here.
4672 * tree-optimize.c (init_tree_optimization_passes): Add
4673 pass_mark_used_blocks.
4674 * tree-pass.h (pass_mark_used_blocks): New.
4675 * Makefile.in (tree-inline.o): Add debug.h dependency.
4677 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4679 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4680 VAR_DECLs to have weak_import attribute.
4682 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4685 2004-01-03 Steven Bosscher <stevenb@suse.de>
4687 * passes.c (rest_of_compilation): Don't run regmove if only
4688 flag_expensive_optimizations, require flag_regmove instead.
4690 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4692 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4694 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4695 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4696 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4697 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4699 2005-01-03 Richard Henderson <rth@redhat.com>
4701 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4702 (ia64_const_ok_for_letter_p): New.
4703 (ia64_const_double_ok_for_letter_p): New.
4704 (ia64_extra_constraint): New.
4705 (ia64_expand_vecint_compare): New.
4706 (ia64_expand_vcondu_v2si): New.
4707 (ia64_expand_vecint_cmov): New.
4708 (ia64_expand_vecint_minmax): New.
4709 (ia64_print_operand): Add 'v'.
4710 (ia64_preferred_reload_class): New.
4711 (ia64_vector_mode_supported_p): New.
4712 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4713 (PREFERRED_RELOAD_CLASS): Move to function.
4714 (CONST_OK_FOR_LETTER_P): Move to function.
4715 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4716 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4717 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4718 (EXTRA_CONSTRAINT): Move to function.
4719 * config/ia64/ia64.md: Include vect.md.
4720 (itanium_class): Add mmalua.
4722 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4724 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4725 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4727 (const_int_2bit_operand): New.
4728 (fr_reg_or_0_operand): New.
4729 * config/ia64/ia64-modes.def: Add vector modes.
4730 * config/ia64/ia64-protos.h: Update.
4731 * config/ia64/vect.md: New file.
4733 2005-01-03 Richard Henderson <rth@redhat.com>
4735 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4737 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4740 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4742 (log1pdf2): Change mode of operands[0,1] to DFmode.
4744 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4746 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4747 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4748 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4749 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4750 SPARC_RELAXED_ORDERING.
4752 2005-01-03 Richard Henderson <rth@redhat.com>
4753 Uros Bizjak <uros@kss-loka.si>
4756 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4757 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4758 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4760 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4761 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4762 const_pow2_1_to_128_operand): New predicates.
4764 2005-01-02 Greg McGary <greg@mcgary.org>
4766 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4768 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4769 object. [ptr_type]: Remove unused variable.
4770 Remember nearest addressable array-element or record-component
4771 when checking bitfield components. Tolerate empty BIND_EXPR.
4773 2005-01-01 Richard Henderson <rth@redhat.com>
4775 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4776 that don't narrow the value. Fail for other conversions.
4778 2005-01-01 Richard Henderson <rth@redhat.com>
4781 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4782 * c-lang.c (finish_file): Don't do it here.
4783 * objc/objc-act.c (objc_finish_file): Likewise.
4785 * cgraph.c (decl_assembler_name_equal): New.
4786 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4787 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4788 * cgraph.h (struct cgraph_varpool_node): Add next.
4789 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4790 * varasm.c (assemble_alias): Mark the target as needed.
4792 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4795 * function.c (get_arg_pointer_save_area): Use entry_of_function
4796 instead of get_insns.
4798 2005-01-01 Roger Sayle <roger@eyesopen.com>
4799 Andrew Pinski <pinskia@physics.uc.edu>
4800 James E. Wilson <wilson@specifixinc.com>
4802 PR rtl-optimization/12092
4803 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4806 2005-01-01 Roger Sayle <roger@eyesopen.com>
4807 Olivier Hainque <hainque@act-europe.fr>
4809 * tree.c (int_fits_type_p): A narrower type always fits in a
4810 wider one, except for negative values into unsigned types.
4812 2005-01-01 Roger Sayle <roger@eyesopen.com>
4814 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4815 with the original constant rather than require TREE_OVERFLOW.
4817 2005-01-01 Steven Bosscher <stevenb@suse.de>
4820 * c-decl.c (finish_function): If compiling C99, annotate the
4821 compiler generated return with the current file name and line 0.
4822 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4823 the source line is greater than 0.
4824 (remove_bb): Likewise.
4826 See ChangeLog.12 for earlier changes.