1 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5 Adjust their definitions.
6 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10 genautomata.c, langhooks.c, langhooks.h, system.h,
11 config/arm/lib1funcs.asm: Update copyright.
13 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15 * dbxout.c (dbxout_function_end): Emit Lscope label always.
17 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
20 * doc/install.texi: Document --with-gc.
22 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
24 * simplify-rtx.c (simplify_unary_operation): Add a missing
27 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29 PR tree-optimization/18663
30 * tree-ssa-dom.c (extract_range_from_cond): Return 0
31 if the type has variable bounds.
33 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
35 * gcse.c: Remove an obsolete comment.
37 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
39 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
41 * doc/extend.texi (Function Attributes) <Attribute const>: The
42 attribute "pure" is below this text, not above.
44 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
46 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
47 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
48 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
50 2005-02-20 Zack Weinberg <zack@codesourcery.com>
53 * langhooks.h (struct lang_hooks): Add to_target_charset.
54 * langhooks.c (lhd_to_target_charset): New function.
55 * langhooks-def.h: Declare lhd_to_target_charset.
56 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
57 (LANG_HOOKS_INITIALIZER): Update.
58 * c-common.c (c_common_to_target_charset): New function.
59 * c-common.h: Declare it.
60 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
61 c_common_to_target_charset.
63 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
64 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
66 * system.h: Poison them.
67 * doc/tm.texi: Don't discuss them.
68 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
69 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
70 (pp_c_char): Do not attempt to generate letter escapes for
72 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
73 * config/mips/mips.c (mips_output_ascii): Likewise.
75 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
77 PR tree-optimization/19951
78 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
81 2005-02-19 Steven Bosscher <stevenb@suse.de>
84 * function.h (struct function): New field `max_loop_depth'.
85 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
86 (flow_loops_find): Reset the max loop depth count before finding loops.
87 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
88 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
89 (calculate_global_regs_live): Make sure the loop will terminate
90 when the initial sets are not empty.
92 2005-02-19 Zack Weinberg <zack@codesourcery.com>
94 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
96 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
98 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
101 * doc/invoke.texi: Remove documentation of %M spec.
103 (init_spec): Remove %M suffix from -lgcc_s.
104 (do_spec_1): Remove 'M' case.
105 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
106 to put shared libraries in the multilib directory. Remove the
107 shlib_so_soname substitution variable. Don't add a multilib encoding
108 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
109 reported by -print-multi-os-directory. Pass @multilib_dir@ to
110 SHLIB_INSTALL as well as SHLIB_LINK.
111 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
112 (SHLIB_NAME): Delete.
113 (SHLIB_DIR): New macro.
114 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
115 (SHLIB_INSTALL): Adjust accordingly.
116 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
117 * config/t-slibgcc-sld: Likewise.
118 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
119 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
120 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
122 (SHLIBUNWIND_INSTALL): Adjust accordingly.
123 * config/i386/t-nwld (SHLIB_SONAME): Delete.
124 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
125 Use @shlib_base_name@ instead of @shlib_so_name@.
126 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
127 and @shlib_base_name@.so in @multilib_dir@.
128 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
130 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
131 (SHLIB_LINK): Remove previous workaround.
132 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
133 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
134 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
136 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
137 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
138 (SHLIB_INSTALL): Adjust accordingly.
139 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
140 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
141 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
142 config/t-slibgcc-elf-ver.
144 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
145 Jakub Jelinek <jakub@redhat.com>
147 PR tree-optimization/19828
148 * tree-ssa-loop-im.c: Add a TODO comment.
149 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
150 without side-effects.
152 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
154 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
157 2005-02-18 James E. Wilson <wilson@specifixinc.com>
159 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
160 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
161 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
163 (ia64_reorg): Delete fixup_errata call.
164 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
165 (TARGET_SWITCHES): Delete -mb-step entry.
167 2005-02-19 Jakub Jelinek <jakub@redhat.com>
170 * c-typeck.c (composite_type): Handle quals in transparent unions.
171 (type_lists_compatible_p): Likewise.
173 2005-02-18 Stan Shebs <shebs@apple.com>
175 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
176 expressions in the .literal8 section.
178 2005-02-18 Geoffrey Keating <geoffk@apple.com>
180 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
182 2005-02-18 Roger Sayle <roger@eyesopen.com>
184 * fold-const.c (constant_boolean_node): Always create values of the
185 specified type, don't bother calling truthvalue_conversion.
187 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
189 * except.c (output_function_exception_table): Call
190 assemble_external_libcall (eh_personality_libfunc).
192 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
195 * config/ia64/ia64.h (struct machine_function): Add state_num.
196 * config/ia64/ia64.c (process_epilogue,
197 process_for_unwind_directive): Use new unwind state numbers each
198 time rather than state 1.
200 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
203 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
204 before the "*llgt_didi" pattern.
206 2005-02-18 Jason Merrill <jason@redhat.com>
208 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
210 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
212 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
213 (div0): Use it in place of ARM_FUNC_ALIAS.
214 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
216 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
219 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
220 access, the lower bound of the array type if it exists.
222 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
225 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
226 cases that are out-of-range for the index type.
228 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
230 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
231 (estimate_case_costs): Don't call convert.
232 * expmed.c (expand_shift): Likewise.
233 (make_tree): Call fold_convert instead of convert.
235 2005-02-18 Jakub Jelinek <jakub@redhat.com>
238 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
239 that ref to be marked MEM_READONLY_P doesn't have base that needs
242 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
244 * genautomata.c (output_get_cpu_unit_code_func,
245 output_cpu_unit_reservation_p): Don't generate old-style function
248 2005-02-18 Jakub Jelinek <jakub@redhat.com>
251 PR tree-optimization/20009
252 * convert.c (convert_to_integer): Revert 2005-02-16 change.
254 PR tree-optimization/18947
255 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
256 inline, remove all nodes that are inlined into the extern inline
259 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
261 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
262 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
263 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
264 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
267 2005-02-17 Roger Sayle <roger@eyesopen.com>
269 PR tree-optimization/19917
270 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
271 to be potentially trapping.
273 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
275 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
277 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
279 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
280 tem becomes a local variable which is set to the value of the
281 back end defined INITIAL_FRAME_ADDRESS macro.
282 (expand_builtin_frame_address): Omit the base parameter to
283 expand_builtin_return_addr.
284 (expand_builtin_profile_func): Likewise.
285 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
286 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
287 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
289 2005-02-17 Jakub Jelinek <jakub@redhat.com>
291 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
292 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
293 * config/frv/frv.c (frv_function_epilogue): Likewise.
295 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
297 * lambda-code (perfect_nestify): Remove mark/unmark
299 * tree-loop-linear.c (linear_transform_loops): Add
300 rewrite_into_ssa call so that ssa is correct for
301 rewriting into loop closed.
303 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
305 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
306 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
308 * bt-load.c (btr_def_live_range, combine_btr_defs,
309 migrate_btr_def, migrate_btr_defs): Likewise.
310 * cfgcleanup.c (thread_jump): Likewise.
311 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
312 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
313 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
314 df_rd_local_compute, df_reg_info_compute): Likewise.
315 * dominance.c (init_dom_info, free_dom_info): Likewise.
316 * flow.c (init_propagate_block_info,
317 free_propagate_block_info): Likewise.
318 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
319 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
320 modify_reg_pav): Likewise.
321 * loop-invariant.c (find_defs, find_invariant_insn,
322 find_invariants, free_inv_motion_data): Likewise.
323 * predict.c (tree_predict_by_opcode,
324 estimate_bb_frequencies): Likewise.
325 * stmt.c (expand_case): Likewise.
326 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
327 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
328 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
329 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
330 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
331 rewrite_ssa_into_ssa): Likewise.
332 * tree-optimize.c (tree_rest_of_compilation): Likewise.
333 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
334 analyze_edges_for_bb, perform_edge_inserts): Likewise.
335 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
336 * tree-sra.c (tree_sra): Likewise.
337 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
338 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
339 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
340 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
341 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
342 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
344 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
345 calculate_live_on_entry, calculate_live_on_exit,
346 build_tree_conflict_graph): Likewise.
347 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
348 record_important_candidates, set_use_iv_cost, find_depends,
349 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
350 tree_ssa_iv_optimize_finalize): Likewise.
351 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
352 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
353 tree_duplicate_loop_to_header_edge): Likewise.
354 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
355 * tree-ssa.c (verify_flow_insensitive_alias_info,
356 verify_name_tags, verify_ssa, init_tree_ssa,
357 delete_tree_ssa): Likewise.
358 * tree-ssanames.c (marked_ssa_names, init_ssanames,
359 fini_ssanames): Likewise.
360 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
362 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
364 * config/rs6000/t-rtems: Completely reworked.
366 2005-02-17 Ira Rosen <irar@il.ibm.com>
368 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
370 2005-02-17 Ira Rosen <irar@il.ibm.com>
372 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
373 POINTER_TYPE_P when checking that type is a pointer.
374 (vect_get_memtag): Remove.
375 (vect_address_analysis): Use POINTER_TYPE_P. Call
376 vect_object_analysis with dummy parameter for memtag.
377 (vect_object_analysis): Extract memtag (functionality that
378 used to be in vect_get_memtag and moved here). Fix printings.
379 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
380 with correct parameters. Remove call to vect_get_memtag.
382 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
384 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
385 (tree-vectorizer.o): Added missing dependencies.
387 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
389 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
390 declaration in tree-vectorizer.c, now has an extern declaration in
392 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
393 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
394 get_vectype_for_scalar_type, vect_is_simple_use,
395 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
396 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
397 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
398 vectorizable_store, vectorizable_operation, vectorizable_assignment,
399 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
400 find_loop_location): Likewise.
402 * tree-vectorizer.c (langhooks.h): #include removed.
403 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
404 moved to tree-vectorized.h.
405 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
406 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
407 get_vectype_for_scalar_type, vect_is_simple_use,
408 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
409 vect_supportable_dr_alignment, new_loop_vec_info,
410 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
411 vect_set_verbosity_level, find_loop_location): Likewise.
413 (vect_analyze_loop): Function externalized. Declaration moved to
414 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
415 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
416 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
417 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
418 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
419 vect_enhance_data_refs_alignment, vect_analyze_operations,
420 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
421 vect_stmt_relevant_p, vect_get_loop_niters,
422 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
423 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
424 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
425 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
426 vect_get_memtag): Likewise.
428 (vectorizable_load): Function externalized. Declaration moved to
429 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
430 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
431 vect_transform_loop): Likewise.
432 (vect_transform_stmt): Moved to tree-vect-transform.c.
433 (vect_align_data_ref, vect_create_destination_var,
434 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
435 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
436 vect_get_vec_def_for_operand, vect_init_vector,
437 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
438 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
439 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
440 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
441 vect_do_peeling_for_loop_bound): Likewise.
443 * tree-vect-analyze.c: New file.
444 * tree-vect-transform.c: New file.
446 2005-02-17 Jason Merrill <jason@redhat.com>
448 PR mudflap/19319, c++/19317
449 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
452 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
454 * doc/install.texi (Specific): Update link for Darwin-specific
457 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
459 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
460 constant_boolean_node.
462 2005-02-16 David Edelsohn <edelsohn@gnu.org>
465 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
466 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
468 2005-02-16 Richard Henderson <rth@redhat.com>
471 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
473 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
474 replace uses with Wtype_MAXp1_F.
475 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
476 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
477 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
478 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
479 and HAVE_TFMODE as appropriate.
480 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
481 (__floatdisf): Likewise.
482 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
483 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
484 (Wtype_MAXp1_F): New.
485 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
486 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
488 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
491 * arm.c (arm_apply_result_size): New function.
492 * arm.h (APPLY_RESULT_SIZE): Define.
493 * arm-protos.h (arm_apply_result_size): Add prototype.
494 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
496 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
497 (call_value_symbol): Remove predicate for operand 0.
498 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
499 (untyped_call): Rework to correclty return values for any type.
500 (untyped_return): New expand.
501 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
503 2005-02-16 Stan Shebs <shebs@apple.com>
505 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
506 * config/rs6000/t-darwin8: New, for 64-bit multilib.
508 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
510 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
511 configure settings on Solaris 7 and later.
513 2005-02-16 Diego Novillo <dnovillo@redhat.com>
515 PR tree-optimization/19865
516 * tree-optimize.c (init_tree_optimization_passes): Run
517 pass_may_alias after pass_sra.
519 2005-02-16 Richard Henderson <rth@redhat.com>
520 Stuart Hastings <stuart@apple.com>
523 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
524 Do nothing if debug info suppressed for this function.
525 (dbxout_begin_function): Early exit if debug info suppressed for
528 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
531 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
533 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
535 PR tree-optimization/19967
536 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
537 expand_builtin_strchr, expand_builtin_strrchr): Take a new
538 argument TYPE. Adjust calls to fold_builtin_XXX.
539 (expand_builtin, fold_builtin_1): Adjust calls to
541 (fold_builtin_strchr, fold_builtin_strpbrk,
542 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
543 result to a requested type TYPE.
545 2005-02-16 Jakub Jelinek <jakub@redhat.com>
548 * fold-const.c (fold): Don't optimize (T)(x & cst) to
549 (T)x & (T)cst if (T)cst overflows.
550 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
551 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
553 2005-02-15 Jeff Law <law@redhat.com>
555 * gcse.c (blocks_with_calls): New bitmap.
556 (alloc_gcse_mem): Allocate it.
557 (free_gcse_mem): Free it.
558 (clear_modifY_mem_tables): Clear it.
559 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
560 when we encounter CALL_INSNs.
561 (compute_transp, case MEM): Handle blocks with calls separate
562 from blocks without calls. Use bitmap iterators rather than
565 2005-02-15 Peter O'Gorman <peter@pogma.com>
568 * mklibgcc.in (vis_hide): Use a temporary object file, not
571 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
574 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
577 2005-02-15 David Edelsohn <edelsohn@gnu.org>
578 Alan Modra <amodra@bigpond.net.au>
581 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
582 (_xlqsub): Rename to __gcc_qsub.
583 (_xlqmul): Rename to __gcc_qmul.
584 (_xlqdiv): Rename to __gcc_qdiv.
585 Provide versioned symbol aliases with old names.
586 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
587 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
588 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
589 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
590 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
592 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
594 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
595 Fold ~(A - 1) and ~(A + -1) to -A.
597 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
601 * config/host-linux.c (linux_gt_pch_use_address): Copy from
602 config/pa/pa-host.c:pa_gt_pch_use_address.
604 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
606 * tree-vn.c (get_value_handle): Make sure that given an
607 is_gimple_min_invariant expression, we always return it.
609 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
611 * passes.c (rest_of_handle_gcse): Fix a comment.
613 2005-02-15 Jeff Law <law@redhat.com>
615 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
617 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
618 (canon_list_insert, record_last_mem_set_info): Similarly.
619 (clear_modify_mem_tables): Similarly.
621 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
623 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
624 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
625 config/mips/mips.md, config/rs6000/aix.h,
626 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
628 2005-02-15 Richard Henderson <rth@redhat.com>
630 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
631 call to be best_edge.
633 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
635 * basic-block.h: Adjust the prototype for find_basic_blocks.
636 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
637 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
640 * flow.c (recompute_reg_usage): Remove all arguments.
641 * passes.c (rest_of_compilation): Adjust the call to
643 * rtl.h: Adjust the prototype for recompute_reg_usage.
645 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
647 * tree-dump.c (dump_files): Update to reflect new member
649 (dump_register): Add new argument.
651 (dump_switch_p_1): Check against glob name if doglob was passed.
652 (dump_switch_p): Check against regular first, then glob if
653 we didn't have any hits on the dump name.
654 * tree-optimize.c (register_one_dump_file):
655 Pass in glob name as well.
656 * tree-pass.h (struct dump_file_info): Add glob
659 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
661 PR preprocessor/16323
662 * doc/invoke.texi: Document that -Wendif-labels is on by default.
664 2005-02-14 David Edelsohn <edelsohn@gnu.org>
667 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
668 (trunctfdf2_internal1): New.
669 (trunctfdf2_internal2): Renamed from trunctfdf2.
671 2005-02-14 Diego Novillo <dnovillo@redhat.com>
673 PR tree-optimization/19853
674 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
676 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
678 * passes.c (rest_of_handle_loop_optimize): Remove calls to
679 delete_dead_jumptables and cleanup_cfg.
681 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
683 * reload.c (find_reloads): Swap address_reloaded flags when
684 swapping commutative operands.
686 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
688 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
689 Use standard_iv_increment_position for computing the bsi position
691 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
694 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
697 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
698 life range of hard registers.
699 * value-prof.c (insn_prefetch_values_to_profile): Only
702 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
705 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
707 * bitmap.h (bitmap_and_compl_into): Return bool.
708 * bitmap.c (bitmap_and_compl_into): Return changed flag.
710 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
712 PR tree-optimization/19944
713 * fold-const.c (fold): Re-add ABS_EXPR folding.
715 2005-02-13 David Edelsohn <edelsohn@gnu.org>
718 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
719 {TARGET,MASK}_XL_COMPAT.
720 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
722 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
723 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
725 (rs6000_arg_partial_bytes): Same.
726 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
727 and XL compatibility enabled.
728 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
729 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
730 test to final condition.
731 (cmptf_internal2): New.
732 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
733 xl-compat. Add TFmode information to description.
735 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
737 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
739 2005-02-13 Jason Merrill <jason@redhat.com>
742 * fold-const.c (fold_indirect_ref_1): Split out from...
743 (build_fold_indirect_ref): Here.
744 (fold_indirect_ref): New fn.
745 * tree.h: Declare it.
746 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
747 (gimplify_modify_expr_rhs): Likewise.
748 (gimplify_expr): Likewise.
750 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
752 PR tree-optimization/14303
753 PR tree-optimization/15784
754 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
755 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
756 ABS_EXPR<x> != 0 to x != 0.
758 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
760 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
761 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
762 spelling conventions.
764 * passes.c (rest_of_handle_gcse): Don't run cse_main and
765 delete_trivially_dead_insns too many times.
767 * passes.c (rest_of_handle_gcse): Remove dead assignments to
770 2005-02-12 Ira Rosen <irar@il.ibm.com>
772 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
773 (vect_is_simple_iv_evolution): Remove redundant parameter
775 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
776 without last parameter.
777 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
778 Return pointer step. Call vect_is_simple_iv_evolution without
779 last parameter. Check only that the step is multiple of size
780 type. Remove stmt_vinfo updates.
781 (vect_get_memtag_and_dr): Remove.
782 (vect_get_memtag): New function.
783 (vect_address_analysis): New function.
784 (vect_object_analysis): New function.
785 (vect_analyze_data_refs): Call vect_object_analysis and
786 vect_get_memtag. Update stmt_vinfo fields.
788 2005-02-12 Ira Rosen <irar@il.ibm.com>
790 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
791 exist and are objects. Remove checks for pointer.
792 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
793 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
794 (vect_create_data_ref_ptr): Likewise.
795 (vect_base_addr_differ_p): New function.
796 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
797 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
798 Don't set the DR_BASE_NAME field of data-ref.
799 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
801 2005-02-12 Uros Bizjak <uros@kss-loka.si>
803 * optabs.h (enum optab_index): Add new OTI_ldexp.
804 (ldexp_optab): Define corresponding macro.
805 * optabs.c (init_optabs): Initialize ldexp_optab.
806 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
808 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
810 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
811 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
813 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
814 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
817 2005-02-12 Ira Rosen <irar@il.ibm.com>
819 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
821 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
823 (vect_get_base_and_offset): Always return an address.
824 (vect_create_addr_base_for_vector_ref): Remove treatment for
825 different data reference types.
826 (vect_compute_data_ref_alignment): Rename base to base_address in
827 stmt_vec_info. Get the object in order to force its alignment.
828 (vect_get_memtag_and_dr): Rename base to base_address in
829 stmt_vec_info. Extract the object for memtag analysis.
831 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
834 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
835 changes cc_status, use apply modified_in_p to part of cc_status
836 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
839 2005-02-11 Richard Henderson <rth@redhat.com>
841 * tree-complex.c (expand_complex_libcall): New.
842 (expand_complex_multiplication): Use it for c99 compliance.
843 (expand_complex_division): Likewise.
844 * fold-const.c (fold_complex_add, fold_complex_mult): New.
846 * builtins.c (built_in_names): Remove const.
847 * tree.c (build_common_builtin_nodes): Build complex arithmetic
849 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
850 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
851 (built_in_names): Remove const.
852 * c-common.c (c_common_type_for_mode): Handle complex modes.
853 * flags.h, toplev.c (flag_complex_method): Rename from
854 flag_complex_divide_method.
855 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
856 __mulsc3, __muldc3, __mulxc3, __multc3): New.
857 * libgcc2.h: Declare them.
858 * libgcc-std.ver: Export them.
859 * mklibgcc.in (lib2funcs): Build them.
861 2005-02-11 Steven Bosscher <stevenb@suse.de>
863 PR tree-optimization/19876
864 Partially revert my change from 2005-01-14
865 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
866 (compute_antic): ...and remove the loop here.
868 2005-02-11 Jakub Jelinek <jakub@redhat.com>
871 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
872 is number of inner's bits, avoid creating a BIT_FIELD_REF.
874 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
875 crtend.o if -pie. Use %{x:a;:b} spec syntax.
877 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
879 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
880 offsets for the big-endian 32-bit case.
882 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
884 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
886 2005-02-11 Dale Johannesen <dalej@apple.com>
888 * cselib.c (cselib_process_insn): Clear out regs where
889 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
890 * reload.c (find_equiv_reg): Ditto.
892 2005-02-11 Ian Lance Taylor <ian@airs.com>
894 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
897 * tree.c (build_function_type_list): Work correctly if there are
900 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
902 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
903 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
904 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
905 TARGET_ZARCH instead of TARGET_64BIT.
907 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
909 * config/rs6000/t-rtems:
910 (MULTILIB_OPTIONS): Remove mcpu=602.
911 (MUTLILIB_DIRNAMES): Remove m602.
912 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
913 Let mcpu=602 match mcpu=603.
914 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
916 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
918 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
921 2005-02-10 David Daney <ddaney@avtrex.com>
923 * config/alpha/linux-unwind.h: Add exception clause to copyright.
924 * config/i386/linux-unwind.h: Likewise.
925 * config/ia64/linux-unwind.h: Likewise.
926 * config/mips/linux-unwind.h: Likewise.
927 * config/pa/linux-unwind.h: Likewise.
928 * config/rs6000/linux-unwind.h: Likewise.
929 * config/s390/linux-unwind.h: Likewise.
930 * config/sh/linux-unwind.h: Likewise.
931 * config/sparc/linux-unwind.h: Likewise.
933 2005-02-10 Steven Bosscher <stevenb@suse.de>
935 PR tree-optimization/17549
936 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
937 TER to replace a DEF with its expression if the DEF and the
938 rhs of the expression we replace into have the same root
941 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
943 * config/mips/mips.md: Fix the placement of the match_scratch in the
946 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
948 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
951 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
953 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
954 (strip_offset): Handle addresses.
955 (add_address_candidates): Use strip_offset.
956 (difference_cost): Reflect strip_offset change.
957 (force_var_cost, difference_cost): Strip nops.
959 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
961 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
963 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
964 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
965 config/cris/cris-protos.h, config/cris/cris.c: Update
968 2005-02-10 Jeff Law <law@redhat.com>
970 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
971 (lookup_avail_expr): Similarly.
973 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
975 * builtins.c (fold_builtin_powi): New function.
976 (fold_builtin_1): Call it.
978 2005-02-10 Steven Bosscher <stevenb@suse.de>
980 PR documentation/19309
981 * doc/cpp.texi: The __GNUC__ and related predefined macros
982 are also defined for the "standalone" cpp.
983 Some non-GCC compilers may also define __GNUC__.
985 2005-02-10 Jakub Jelinek <jakub@redhat.com>
988 * c-typeck.c (common_type): New routine. Old common_type renamed
990 (c_common_type): ...this.
991 (build_conditional_expr, build_binary_op): Use c_common_type instead
994 2005-02-10 Steven Bosscher <stevenb@suse.de>
996 * doc/md.texi: Replace @samp{length} with @code{length}.
998 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1000 PR tree-optimization/18687
1001 * tree-flow.h (find_loop_niter): Declare.
1002 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1003 Try using scev even for loops with more than one exit.
1004 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1005 (struct ivopts_data): Added niters field.
1006 (struct nfe_cache_elt): New.
1007 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1009 (tree_ssa_iv_optimize_init): Initialize niters cache.
1010 (determine_number_of_iterations): Removed.
1011 (find_induction_variables): Do not call determine_number_of_iterations.
1012 Access niters for single exit through niter_for_single_dom_exit.
1013 (add_iv_outer_candidates): Access niters for single exit through
1014 niter_for_single_dom_exit.
1015 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1016 number_of_iterations_cond.
1017 (iv_period): New function.
1018 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1019 (may_replace_final_value): Take data argument. Use
1020 niter_for_single_dom_exit.
1021 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1022 (rewrite_use_compare): Pass data to may_eliminate_iv.
1023 (rewrite_use_outer): Pass data to may_replace_final_value.
1024 (free_loop_data): Clean up the niters cache.
1025 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1026 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1027 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1028 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1029 (num_ending_zeros): Moved to tree.c.
1030 * tree.h (num_ending_zeros): Declare.
1031 * tree.c (num_ending_zeros): Moved from tree.c.
1033 2005-02-09 Richard Henderson <rth@redhat.com>
1035 * builtins.c (DEF_BUILTIN): Add COND argument.
1036 * tree.h (DEF_BUILTIN): Likewise.
1037 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1038 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1040 (DEF_BUILTIN_STUB): New.
1041 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1042 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1043 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1044 * c-common.c (DEF_BUILTIN): Add COND argument.
1045 * tree.c (local_define_builtin): New.
1046 (build_common_builtin_nodes): New.
1048 2005-02-09 Roger Sayle <roger@eyesopen.com>
1050 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1051 floating point expression ignoring the sign of the result.
1052 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1053 (fold) <MULT_EXPR>: Use it to simplify x*x.
1054 * tree.h (fold_strip_sign_ops): Prototype here.
1055 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1056 argument. Use fold_strip_sign_ops to simplify the first argument.
1057 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1058 first argument when the second argument is an even integer
1059 constant, but only with -funsafe_math_optimizations.
1060 (fold_builtin_1): Update call to fold_builtin_copysign.
1062 2005-02-09 Ian Lance Taylor <ian@airs.com>
1065 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1066 just check whether EH_FILTER_FAILURE falls through.
1068 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1070 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1071 insns return to ready list in the next turn.
1073 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1076 * builtins.def: New __builtin_powi[lf].
1077 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1078 (expand_builtin_powi): New function.
1079 (expand_builtin): Dispatch to expand_builtin_powi.
1080 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1081 * libgcc2.c: Add __builtin_powi[lf] implementation.
1082 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1083 * optabs.h: Add powi_optab.
1084 * optabs.c (init_optabs): Initialize powi_optab.
1085 * doc/extend.texi: Document __builtin_powi[lf].
1087 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1089 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1092 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1095 * fold-const.c (try_move_mult_to_index): Remove redundant
1096 type argument. Create ADDR_EXPR with correct type.
1097 (fold): Update callers of try_move_mult_to_index. Convert
1098 result to the appropriate type.
1100 2005-02-09 Roger Sayle <roger@eyesopen.com>
1103 * config/avr/avr.c (default_rtx_costs): Delete.
1104 (avr_operand_rtx_cost): New function.
1105 (avr_rtx_costs): Completely rewrite.
1107 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1110 * config/cris/cris.c (in_code): New variable.
1111 (cris_output_addr_const): Now a static function, a wrapper for
1113 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1114 case from old cris_output_addr_const.
1115 (cris_asm_output_label_ref): Similar for LABEL_REF.
1116 (cris_output_addr_const_extra): Similar for UNSPEC.
1117 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1118 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1119 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1121 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1122 (cris_asm_output_label_ref): Declare.
1124 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1126 PR preprocessor/19801
1127 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1128 filenames that changed when libcpp was moved to the toplevel.
1130 2005-02-07 Roger Sayle <roger@eyesopen.com>
1132 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1133 zero extensions of BImode operands. Call lowpart_subreg instead
1134 of gen_lowpart_common and gen_lowpart_SUBREG.
1136 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1139 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1140 * configure.ac: Set cc_for_cross_gnattools.
1141 * configure: Regenerate.
1143 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1146 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1148 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1151 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1152 of nested functions.
1154 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1156 * doc/extend.texi: Document deprecated extensions allowing
1157 static floating-point members to have initializers and allowing
1158 floating-point literals in integral constant expressions.
1160 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1162 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1163 config/darwin7.h, config/mips/mips.c,
1164 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1167 * cse.c: Update comments.
1169 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1172 * builtins.c (fold_builtin_sqrt): Transform
1173 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1176 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1177 Dorit Naishlos <dorit@il.ibm.com>
1179 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1180 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1181 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1183 * tree.h (vect_set_verbosity_level): New extern function declaration
1185 * tree-vectorizer.h (verbosity_levels): New enum type.
1186 * tree-vectorizer.c (vect_debug_stats): Function removed.
1187 (vect_debug_details): Likewise.
1188 (vect_verbosity_level): Global variable was defined and initialized.
1189 (vect_dump): Global variable definition.
1190 (vect_print_dump_info): New function.
1191 (vect_set_dump_settings): New function.
1192 (vect_set_verbosity_level): New function.
1193 (vectorize_loops): Add call to vect_set_dump_settings.
1195 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1196 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1197 (slpeel_tree_peel_loop_to_edge): Likewise.
1199 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1200 appropriate verbosity level instead of call to vect_debug_details
1201 or vect_debug_stats.
1202 (vect_get_base_and_offset):
1203 (vect_create_addr_base_for_vector_ref):
1204 (get_vectype_for_scalar_type):
1205 (vect_create_data_ref_ptr):
1207 (vect_get_vec_def_for_operand):
1208 (vect_finish_stmt_generation):
1209 (vectorizable_assignment):
1210 (vectorizable_operation):
1211 (vectorizable_store):
1212 (vectorizable_load):
1213 (vect_transform_stmt):
1214 (vect_update_ivs_after_vectorizer):
1215 (vect_do_peeling_for_loop_bound):
1216 (vect_update_inits_of_drs):
1217 (vect_do_peeling_for_alignment):
1218 (vect_transform_loop):
1219 (vect_is_simple_use):
1220 (vect_analyze_operations):
1221 (vect_is_simple_iv_evolution):
1222 (vect_analyze_scalar_cycles):
1223 (vect_analyze_data_ref_dependence):
1224 (vect_analyze_data_ref_dependences):
1225 (vect_compute_data_ref_alignment):
1226 (vect_enhance_data_refs_alignment):
1227 (vect_analyze_data_refs_alignment):
1228 (vect_analyze_data_ref_access):
1229 (vect_analyze_data_ref_accesses):
1230 (vect_analyze_pointer_ref_access):
1231 (vect_get_memtag_and_dr):
1232 (vect_analyze_data_refs):
1233 (vect_mark_relevant):
1234 (vect_stmt_relevant_p):
1235 (vect_mark_stmts_to_be_vectorized):
1236 (vect_can_advance_ivs_p):
1237 (vect_get_loop_niters):
1238 (vect_analyze_loop_form):
1239 (vect_analyze_loop):
1240 (vectorize_loops): Likewise.
1242 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1243 (vect_update_inits_of_drs):
1244 (vect_do_peeling_for_alignment):
1245 (vect_transform_loop):
1246 (vect_analyze_operations):
1247 (vect_analyze_scalar_cycles):
1248 (vect_analyze_data_ref_dependences):
1249 (vect_analyze_data_refs_alignment):
1250 (vect_analyze_data_ref_accesses):
1251 (vect_analyze_data_refs):
1252 (vect_mark_stmts_to_be_vectorized):
1253 (vect_get_loop_niters):
1254 (vect_analyze_loop_form):
1255 (vect_analyze_loop): Likewise.
1256 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1258 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1262 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1263 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1264 either -ffast-math or -funsafe-math-optimizations is in use.
1266 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1267 * config/mips/irix-csr.c: New file.
1268 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1269 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1270 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1273 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1275 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1276 redundant, incorrect definitions.
1278 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1280 ("*tls_indirect_call"): New, reference hard regs directly.
1281 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1283 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1285 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1286 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1288 2005-02-06 Roger Sayle <roger@eyesopen.com>
1290 PR rtl-optimization/19800
1291 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1292 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1295 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1297 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1299 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1302 * doc/invoke.texi: Correct documentation of -freorder-functions.
1304 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1307 * doc/invoke.texi: Don't mention gccbug.
1309 2005-02-06 Roger Sayle <roger@eyesopen.com>
1310 Andrew Pinski <pinskia@physics.uc.edu>
1311 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1313 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1314 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1315 into just (zero_extract:SI FOO (const_int 1) BAR).
1317 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1319 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1320 macro locally. Don't give last revision date. Use GCC version
1321 number from gcc-common.texi.
1322 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1323 revision date. Use GCC version number from gcc-common.texi.
1324 Describe being a library as current state rather than as 3.x
1326 * doc/gcc.texi: Remove last update date.
1327 * doc/gccint.texi: Likewise. Update copyright dates.
1328 * doc/install.texi: Update copyright dates.
1330 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1333 * doc/invoke.texi: Mention for each option included in -Wall that
1334 it is included in -Wall.
1335 * doc/gcc.texi: Update copyright and last modification date.
1337 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1339 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1340 unnecessary cast to original induction variable increments.
1342 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1344 PR tree-optimization/18219
1345 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1346 in distributed form.
1348 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1350 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1351 Set bitpos and offset later in the function. Do nothing if the
1352 target is a register and if the bitfield lies completely outside
1354 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1355 here. Return an uninitialised register if the source value is stored
1356 in a register and the bitfield lies completely outside that register.
1358 2005-02-06 Steven Bosscher <stevenb@suse.de>
1360 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1363 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1365 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1367 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1369 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1370 * config/darwin8.h: New.
1371 * config/darwin7.h: Update comment.
1373 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1374 Dorit Naishlos <dorit@il.ibm.com>
1376 * tree-vectorizer.h (LOC): New type.
1377 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1378 (loop_line_number): New field in struct _loop_vec_info.
1379 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1381 * tree-vectorizer.c (input.h): Included.
1382 (find_loop_location): New function.
1383 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1384 loop line number removed.
1385 (vect_debug_details): Likewise.
1386 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1388 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1389 call to vect_debug_details/stats changed from loop to loop_loc.
1390 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1391 (slpeel_tree_peel_loop_to_edge): Likewise.
1393 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1394 changed from NULL to UNKNOWN_LOC.
1395 (vect_get_base_and_offset):
1396 (vect_create_addr_base_for_vector_ref):
1397 (get_vectype_for_scalar_type):
1398 (vect_create_data_ref_ptr):
1400 (vect_get_vec_def_for_operand):
1401 (vect_finish_stmt_generation):
1402 (vectorizable_assignment):
1403 (vectorizable_operation):
1404 (vectorizable_store):
1405 (vectorizable_load):
1406 (vect_transform_stmt):
1407 (vect_update_ivs_after_vectorizer):
1408 (vect_do_peeling_for_loop_bound):
1409 (vect_do_peeling_for_alignment):
1410 (vect_transform_loop):
1411 (vect_is_simple_use):
1412 (vect_analyze_operations):
1413 (vect_is_simple_iv_evolution):
1414 (vect_analyze_scalar_cycles):
1415 (vect_analyze_data_ref_dependences):
1416 (vect_compute_data_ref_alignment):
1417 (vect_enhance_data_refs_alignment):
1418 (vect_analyze_data_ref_access):
1419 (vect_analyze_data_ref_accesses):
1420 (vect_analyze_pointer_ref_access):
1421 (vect_get_memtag_and_dr):
1422 (vect_analyze_data_refs):
1423 (vect_mark_relevant):
1424 (vect_stmt_relevant_p):
1425 (vect_mark_stmts_to_be_vectorized):
1426 (vect_can_advance_ivs_p):
1427 (vect_get_loop_niters):
1428 (vect_analyze_loop):
1429 (vectorize_loops): Likewise.
1431 (vectorizable_load): Argument in call to vect_debug_details/stats
1432 changed from loop to LOOP_LOC (loop_vinfo).
1433 (vect_transform_loop):
1434 (vect_analyze_operations):
1435 (vect_analyze_scalar_cycles):
1436 (vect_analyze_data_ref_dependence):
1437 (vect_enhance_data_refs_alignment):
1438 (vect_analyze_data_ref_accesses):
1439 (vect_analyze_pointer_ref_access):
1440 (vect_analyze_data_refs):
1441 (vect_analyze_loop): Likewise.
1443 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1444 changed from loop to loop_loc.
1446 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1448 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1449 Dorit Naishlos <dorit@il.ibm.com>
1451 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1453 (vect_analyze_data_ref_dependences): Likewise.
1455 (vect_is_simple_use): Argument changed from loop structure to
1456 loop_vect_info structure.
1457 (vect_can_advance_ivs_p): Likewise.
1458 (vect_create_index_for_vector_ref): Likewise.
1459 (vect_update_ivs_after_vectorizer): Likewise.
1460 (new_stmt_vec_info): Likewise.
1462 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1463 changed from loop to loop_vinfo.
1464 (vect_create_data_ref_ptr): First argument in call to
1465 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1466 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1467 was changed from loop to loop_vinfo.
1468 (vectorizable_operation): Likewise.
1469 (vectorizable_store): Likewise.
1470 (vect_mark_stmts_to_be_vectorized): Likewise.
1471 (vect_do_peeling_for_loop_bound): First argument in call to
1472 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1473 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1474 was changed from loop to loop_vinfo.
1475 (vect_analyze_data_ref_dependences): Third argument in call to
1476 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1478 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1479 (vect_create_data_ref_ptr): Likewise.
1480 (vect_init_vector): Likewise.
1481 (vect_get_vec_def_for_operand): Likewise.
1482 (vectorizable_assignment): Likewise.
1483 (vectorizable_operation): Likewise.
1484 (vectorizable_store): Likewise.
1485 (vectorizable_load): Likewise.
1486 (vect_update_ivs_after_vectorizer): Likewise.
1487 (vect_is_simple_use): Likewise.
1488 (vect_analyze_data_ref_dependence): Likewise.
1489 (vect_analyze_pointer_ref_access): Likewise.
1490 (vect_can_advance_ivs_p): Likewise.
1492 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1493 before _stmt_vec_info.
1494 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1495 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1496 (new_stmt_vec_info): Argument changed from loop structure to
1497 loop_vect_info structure
1499 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1500 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1501 (vect_create_addr_base_for_vector_ref): Likewise.
1502 (vect_analyze_pointer_ref_access): Likewise.
1504 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1507 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1508 phi flag if the phi is abnormal.
1510 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1513 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1514 information for the new statement.
1516 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1519 * gcc.c (main): Include the target in -v output.
1521 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1523 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1524 Do not drop the extend if we'd have to add a paradoxical subreg
1525 later. Include optabs.h and insn-codes.h.
1526 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1528 2005-02-02 Roger Sayle <roger@eyesopen.com>
1531 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1532 * fold-const.c (const_binop): Avoid constant folding floating
1533 point operations in modes that use composite representations.
1534 * simplify-rtx.c (simplify_binary_operation): Likewise.
1536 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1538 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1540 (altivec_dstt): Likewise.
1541 (altivec_dstst): Likewise.
1542 (altivec_dststt): Likewise.
1543 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1546 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1548 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1549 EXPR_LOCUS from orig_cond to the new cond_stmt.
1550 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1553 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1555 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1556 standard_iv_increment_position. Remove call to bsi_next
1557 (no need to bump the iterator anymore).
1558 (vect_create_index_for_vector_ref): Call
1559 standard_iv_increment_position. Remove second function argument.
1560 (vect_finish_stmt_generation): Remove call to bsi_next
1561 (no need to bump the iterator anymore).
1562 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1563 to vect_create_index_for_vector_ref.
1565 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1567 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1568 phis are used out of the loop.
1570 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1573 * c-decl.c (undef_nested_function): New variable.
1574 (pop_scope): Diagnose undefined nested functions.
1575 (finish_function): Don't attempt cgraph processing or genericizing
1576 if current top-level function contained an undefined nested
1577 function. Reset undef_nested_function at the end of a top-level
1580 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1582 * tree.c (build_int_cst_type): Take sign of the value into account
1583 when deciding whether sign extend the value.
1585 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1588 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1589 (cpp_options, cc1_options): Change %{std*&ansi} to
1590 %{std*&ansi&trigraphs}.
1592 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1594 * cse.c: Update comments.
1596 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1598 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1599 arguments go on the stack. Do not put complex doubles in odd/even
1602 2005-02-02 Steven Bosscher <stevenb@suse.de>
1604 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1605 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1606 -ftree-pre, and -fthread-jumps.
1608 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1610 PR tree-optimization/19578
1611 * tree-flow.h (modified_noreturn_calls): Declare.
1612 (noreturn_call_p): Declare.
1613 * tree-flow-inline.h (noreturn_call_p): New function.
1614 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1615 * tree-cfg.c (modified_noreturn_calls): New variable.
1616 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1617 that contain a mid-block noreturn call.
1618 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1620 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1622 * df.c (df_def_record_1, df_uses_record): Don't use
1624 * df.h (DF_FOR_REGALLOC): Remove.
1626 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1629 * c-typeck.c (really_start_incremental_init): Reset
1630 constructor_max_index for arrays of incomplete type.
1632 2005-02-02 Jeff Law <law@redhat.com>
1634 * gcse.c (struct reg_set): Store the block index where the register
1635 was set rather than the setting insn.
1636 (record_one_set, compute_transp): Corresponding changes.
1637 (pre_insert_copy_insn): Do not call replace_one_set.
1638 (replace_one_set): Remove.
1640 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1643 * doc/gcov.texi: Fix typo.
1645 2005-02-01 Richard Henderson <rth@redhat.com
1648 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1649 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1651 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1652 * config/i386/i386-protos.h: Update.
1654 2005-02-01 Steven Bosscher <stevenb@suse.de>
1656 PR tree-optimization/19217
1657 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1658 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1659 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1660 that it is walking a PHI node.
1662 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1664 * doc/extend.texi (Nested Functions): Update.
1666 2005-02-01 Richard Henderson <rth@redhat.com>
1669 * optabs.c (expand_copysign_absneg): Export.
1670 * optabs.h (expand_copysign_absneg): Declare.
1671 * config/rs6000/rs6000.md (copysigntf3): New.
1673 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1675 PR tree-optimization/19633
1676 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1677 * tree-ssa-alias.c (init_alias_info): Initialize.
1678 (merge_pointed_to_info): Set.
1679 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1680 (dump_points_to_info_for): Show value of pt_null.
1681 (struct count_ptr_d): Declare.
1682 (find_ptr_dereference): Remove.
1683 (ptr_is_dereferenced_by): Remove.
1684 (count_ptr_derefs): New local function.
1685 (count_uses_and_derefs): New local function.
1686 (compute_points_to_and_addr_escape): Call it. If the number
1687 of dereferences is greater than zero, mark the pointer as
1688 dereferenced. If there are fewer dereferences than uses of
1689 the pointer, the pointer's value escapes.
1691 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1693 PR tree-optimization/19670
1694 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1696 (verify_use): ... set it here, instead.
1698 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1700 * doc/sourcebuild.texi (Test directives): Fix formatting.
1702 * doc/sourcebuild.texi (Test directives): Describe selector
1705 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1707 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1708 specific 64-bit CPUs.
1710 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1713 * arm.c (arm_eliminable_register): New function.
1714 (adjacent_mem_locations): Don't allow eliminable registers. Use
1715 HOST_WIDE_INT for address offsets.
1716 * arm-protos.h (arm_eliminable_register): Add prototype.
1718 2005-02-01 Steven Bosscher <stevenb@suse.de>
1720 PR optimization/15242
1721 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1722 * basic-block.h (duplicate_computed_gotos): Add prototype.
1723 * bb-reorder.c (duplicate_computed_gotos): New function to
1724 duplicate sufficiently small blocks ending in a computed jump.
1725 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1726 if not optimizing for size.
1727 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1728 never do tail merging for blocks ending in a computed jump.
1729 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1731 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1733 Patch from Richard Sandiford <rsandifo@redhat.com>
1734 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1735 from inheriting a subreg equivalence with a non-spill register.
1737 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1739 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1741 * config/frv/frv.c (movcc_fp_destination_operand): New.
1742 (gpr_or_memory_operand): Fix typo in comment.
1743 (gpr_or_memory_operand_with_scratch): New.
1744 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1745 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1746 movcc_fp_destination_operand.
1747 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1748 Legitimize memory addresses using a scratch register.
1750 2005-01-31 Jeff Law <law@redhat.com>
1752 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1753 bitmap a sparse bitmap instead of a simple bitmap.
1754 (mark_def_sites_initialize_block): Corresponding changes.
1755 (ssa_mark_def_sites_initialize_block): Likewise.
1756 (ssa_mark_phi_uses): Likewise.
1757 (mark_def_site, ssa_mark_def_sites): Likewise.
1758 (mark_def_site_blocks): Likewise.
1759 (rewrite_ssa_into_ssa): Likewise.
1761 * tree-ssa-dom.c (record_cond): Pass correct variable type
1762 for last argument to htab_find_slot_with_hash.
1764 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1765 effects when optimizing 0 % X. Do not try to optimize X % 0.
1767 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1769 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1772 2005-02-01 Eric Christopher <echristo@redhat.com>
1774 * config/mips/mips.c (override_options): Warn if -mint64
1776 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1779 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1781 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1783 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1784 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1785 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1786 (cached_regno): Initialize to INVALID_REGNUM.
1787 (cse_reg_info_table_size,
1788 cse_reg_info_table_first_uninitialized,
1789 cse_reg_info_timestamp): New.
1790 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1792 (init_cse_reg_info, get_cse_reg_info_1): New.
1793 (get_cse_reg_info): Cache the last look-up.
1794 (new_basic_block): Update the code to clear mappings from
1795 registers to cse_reg_info entries.
1796 (cse_main): Call init_cse_reg_info.
1798 * cse.c (get_cse_reg_info): Update a comment.
1800 2005-01-31 Steven Bosscher <stevenb@suse.de>
1803 * c-decl.c (start_decl): Do not warn about arrays of elements with
1804 an incomplete type here.
1805 (grokdeclarator): Do it here by making a pedwarn an error.
1806 * c-typeck.c (push_init_level): If there were previous errors with
1807 the constructor type, do not warn about braces for initializers.
1808 (process_init_element): Likewise for excess initializer elements.
1810 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1812 * cse.c (delete_trivially_dead_insn): Don't iterate.
1814 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1816 * config/rs6000/rs6000.md (copysignsf3): New expand.
1817 (copysigndf3): Likewise.
1819 2005-01-31 Steven Bosscher <stevenb@suse.de>
1821 * recog.c (constrain_operands): Only look for earlyclobber operand
1822 conflicts if an '&' constraint was seen.
1824 2005-01-31 Marc Espie <espie@openbsd.org>
1826 * config.gcc: Don't include embedded systems fragment, switches default
1827 debugging format to ELF.
1828 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1829 longer pick it up there.
1831 2005-01-31 Dale Johannesen <dalej@apple.com>
1833 * doc/extend.texi (nested functions): Fix linkage description.
1834 Clarify that static is not allowed.
1836 2005-01-31 Dale Johannesen <dalej@apple.com>
1838 * config/rs6000/darwin.md (movsf_low_di): Make work.
1839 (movdf_low_di): Make work.
1841 2005-01-31 Dale Johannesen <dalej@apple.com>
1843 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1844 Make work for 64 bit.
1846 2005-01-31 Roger Sayle <roger@eyesopen.com>
1847 Dale Johannesen <dalej@apple.com>
1850 * fold-const.c (fold_binary_op_with_conditional_arg):
1851 Make types match original operands, before STRIP_NOPS.
1853 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1855 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1856 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1857 (struct gcc_sigcontext): Delete. Merge contents to..
1858 (struct gcc_ucontext): ..here.
1859 (get_sigcontext): Delete.
1860 (get_regs): New function, like get_sigcontext but return regs ptr.
1861 64-bit version finds regs from r1 to support vdso.
1862 (ppc_linux_aux_vector): New function.
1863 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1866 2005-01-31 Ira Rosen <irar@il.ibm.com>
1868 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1870 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1871 redundant fold. Fix misalignment for MINUS_EXPR.
1872 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1873 (vect_analyze_pointer_ref_access): Likewise.
1874 (vect_get_memtag_and_dr): Likewise.
1876 2005-01-31 Richard Henderson <rth@redhat.com>
1878 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1879 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1880 absnegdf2_i387, absnegxf2_i387): Likewise.
1882 2005-01-31 Richard Henderson <rth@redhat.com>
1885 * optabs.c (expand_copysign_absneg): New.
1886 (expand_copysign_bit): Split out from ...
1887 (expand_copysign): ... here. Use expand_copysign_absneg.
1889 2005-01-30 Roger Sayle <roger@eyesopen.com>
1892 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1893 constant as the second operand and a register as the third.
1895 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1898 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1899 that dllimport'd functions do not use all call-clobbered registers
1902 2005-01-30 Richard Henderson <rth@redhat.com>
1905 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1906 expand_abs_nojump and generalize. Use operand_subword and
1907 emit_no_conflict_block. Support large modes.
1908 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1910 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1911 negation to subtraction.
1912 (expand_copysign): Check that the format has signed zeros.
1913 Use operand_subword and emit_no_conflict_block. Support large modes.
1915 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1917 Fix PR tree-optimization/19624
1919 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1920 * tree-ssa-pre.c: Add cfgloop.h.
1922 (pre_stats): New member, constified.
1923 (inserted_exprs): New static variable.
1924 (NECESSARY): New macro.
1925 (create_expression_by_pieces): Fold the expression, and
1926 mark it as defaulting to not necessary. Also put in
1928 (fully_constant_expression): New function.
1929 (insert_into_preds_of_block): Modify to not insert phis when we
1930 are playing with induction variables.
1931 Push phis onto the inserted_exprs vector, and mark them as not
1932 necessary by default.
1933 (insert_aux): Call fully_constant_expression on eprime.
1934 If all edges produce the same value, mark it constant.
1935 (mark_operand_necessary): New function.
1936 (remove_dead_inserted_code): New function.
1937 (init_pre): Init loop optimizer to get loop info.
1938 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1939 (execute_pre): Commit edge inserts, then remove dead code.
1941 2005-01-30 Richard Henderson <rth@redhat.com>
1943 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1944 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1946 2005-01-30 Richard Henderson <rth@redhat.com>
1949 * config/i386/i386.c (ix86_expand_copysign): New.
1950 (ix86_split_copysign_const): New.
1951 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1952 rearrange op1/nmask operands.
1953 * config/i386/i386-protos.h: Update.
1954 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1955 (copysigndf3): Likewise.
1956 (copysignsf3_const, copysigndf3_const): New.
1957 (copysignsf3_var): Rename from copysignsf3, split out splitter
1958 and fix split predicate for X constraint.
1959 (copysigndf3_var): Similarly.
1961 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1963 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1964 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1965 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1967 2005-01-29 Richard Henderson <rth@redhat.com>
1970 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1971 of # and * in constraints.
1973 2005-01-29 Richard Henderson <rth@redhat.com>
1976 * expr.c (store_field): Don't strip sub-mode cast when the input
1977 data is even smaller.
1979 2005-01-29 Richard Henderson <rth@redhat.com>
1982 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1985 2005-01-29 Richard Henderson <rth@redhat.com>
1987 * combine.c (make_field_assignment): Fix argument order
1990 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1992 PR tree-optimization/15791
1993 * fold-const.c (extract_array_ref): New function.
1994 (fold): Fold comparisons between &a[i] and &a[j] or
1995 semantically equivalent trees.
1997 2005-01-29 Jeff Law <law@redhat.com>
1999 * gcse.c (insert_expr_in_table): Revamp handling of available
2000 and anticipatable occurrence lists to avoid unnecessary list
2002 (insert_set_in_table): Similarly.
2004 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2006 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2008 (c_build_qualified_type): Build qualified array types with
2009 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2010 * c-decl.c (c_make_fname_decl): Build unqualified array type
2011 before qualified type.
2012 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2013 type is qualified, not just if type itself is. Don't apply
2014 qualifiers to array type when declarator is processed. Apply
2015 qualifiers to field type whether or not it is an array type.
2016 Don't handle array types specially for applying qualifiers to
2018 * c-typeck.c (composite_type): Build unqualified element type and
2019 array type when forming composite of array types.
2020 (common_pointer_type, comptypes, comp_target_types,
2021 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2022 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2024 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2025 (args2) in variables a1 and a2.
2027 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2029 * cse.c (n_elements_made, max_elements_made): Remove.
2030 (insert): Don't touch n_elements_made.
2031 (cse_main): Don't touch n_elements_made or max_elements_made.
2033 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2036 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2037 configuration part of dp-bit.c to be lost.
2039 2005-01-28 Roger Sayle <roger@eyesopen.com>
2041 * expmed.c (expand_mult_highpart_optab): When attempting to use
2042 a non-widening multiplication in a wider mode, the operands need
2043 to be converted (zero or sign extended) to that mode.
2045 2005-01-28 Ian Lance Taylor <ian@airs.com>
2049 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2050 through if both operands fall through.
2052 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2054 * cse.c (fold_rtx) <PC>: Don't optimize.
2056 2005-01-28 Jeff Law <law@redhat.com>
2058 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2059 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2061 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2063 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2064 cse_reg_info_used_list_end): Remove.
2065 (cse_reg_info_list, cse_reg_info_list_free): New.
2066 (get_cse_reg_info): When allocating an instance of
2067 cse_reg_info, add it to the beginning of the cse_reg_info_list
2068 list. Remove code to maintain cse_reg_info_used_list.
2069 (new_basic_block): Reset the free list to the beginning of
2072 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2074 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2075 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2076 (frv_expand_mdpackh_builtin): New function.
2077 (frv_expand_builtin): Use it to expand __MDPACKH.
2078 * doc/extend.texi (__MDPACKH): Update documentation.
2080 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2082 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2083 SSE_FLOAT_MODE_P for use_sse computation.
2085 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2088 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2090 2005-01-27 Richard Henderson <rth@redhat.com>
2092 * builtins.c (expand_builtin_copysign): New.
2093 (expand_builtin): Call it.
2094 * genopinit.c (optabs): Add copysign_optab.
2095 * optabs.c (init_optabs): Initialize it.
2096 (expand_copysign): New.
2097 * optabs.h (OTI_copysign, copysign_optab): New.
2098 (expand_copysign): Declare.
2100 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2101 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2103 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2104 (ix86_expand_fp_absneg_operator): ... here.
2105 (ix86_split_copysign): New.
2106 * config/i386/i386-protos.h: Update.
2107 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2108 (copysignsf3, copysigndf3): New.
2110 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2111 (copysignsf3, ncopysignsf3): New.
2112 (copysigndf3, ncopysigndf3): New.
2113 (copysignxf3, ncopysignxf3): New.
2114 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2116 2005-01-27 Arend Bayer <arend.bayer@web.de>
2117 Kazu Hirata <kazu@cs.umass.edu>
2119 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2120 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2121 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2124 2005-01-27 Jeff Law <law@redhat.com>
2126 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2127 definitions of SSA_NAMEs which are not being rewritten.
2128 (rewrite_ssa_into_ssa): Only initialize the current definition
2129 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2130 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2131 SSA_NAMEs before returning.
2133 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2135 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2136 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2137 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2138 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2139 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2141 2005-01-27 Steven Bosscher <stevenb@suse.de>
2144 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2145 higher to -O2 and higher. Likewise for tree PRE.
2146 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2149 2005-01-27 Ian Lance Taylor <ian@airs.com>
2152 * gimple-low.c (try_catch_may_fallthru): New static function.
2153 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2154 * tree-inline.c (expand_call_inline): Don't warn about reaching
2155 the end of a non-void function being inlined if the function uses
2158 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2160 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2163 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2164 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2165 (implicitly_declare): Handle error_mark_node.
2167 2005-01-27 Richard Henderson <rth@redhat.com>
2170 * tree.h (struct tree_decl): Add debug_expr_is_from.
2171 (DECL_DEBUG_EXPR_IS_FROM): New.
2172 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2173 * dwarf2out.c (dwarf2out_var_location): Update to match.
2174 * tree-outof-ssa.c (create_temp): Likewise.
2175 * var-tracking.c (track_expr_p): Likewise.
2176 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2177 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2178 * toplev.c (default_tree_printer): Likewise.
2180 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2182 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2183 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2185 2005-01-27 Steven Bosscher <stevenb@suse.de>
2187 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2188 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2189 ASM_CLOBBERS): Add tree checks.
2191 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2192 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2193 * c-common.def (SWITCH_STMT): Update to match.
2194 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2195 macros instead of SWITCH_EXPR ones.
2196 * c-dump.c (c_dump_tree): Likewise.
2197 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2198 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2200 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2202 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2204 * unwind-dw2.c (execute_stack_op): Add missing cases for
2205 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2207 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2209 * config.gcc (Obsolete configurations): Remove 'dummy', add
2210 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2213 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2215 PR tree-optimization/19633
2216 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2218 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2219 are no call-clobbered variables.
2220 * tree-outof-ssa.c (check_replaceable): Return false for calls
2223 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2225 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2226 even for variables with NULL DECL_INITIAL.
2228 2005-01-26 Stuart Hastings <stuart@apple.com>
2230 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2232 2005-01-26 Richard Henderson <rth@redhat.com>
2235 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2237 * expr.c (store_field): Strip conversions to odd-bit-sized types
2238 if the destination field width matches.
2240 2005-01-26 Richard Henderson <rth@redhat.com>
2242 * c-decl.c, expmed.c, expr.c: Revert last change.
2244 2005-01-26 Richard Henderson <rth@redhat.com>
2247 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2249 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2250 if we don't need the bits above those present in the current mode.
2251 * expr.c (store_field): Strip conversions to odd-bit-sized types
2252 if the destination field width matches.
2254 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2256 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2257 either -ffast-math or -funsafe-math-optimizations is in use.
2259 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2263 * config/avr/avr.c (notice_update_cc): Only set condition code for
2264 ashrqi3 if shift count > 0.
2265 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2266 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2267 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2268 count <= 0 as a no-op, and shift count >= width by copying zero
2269 or sign bit to all bits of the result.
2270 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2271 count, with attribute "length" set to 0 and "cc" set to "none".
2273 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2275 * doc/invoke.texi: Document -mTLS.
2277 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2278 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2279 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2280 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2281 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2282 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2283 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2284 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2286 * configure.ac: Check for a TLS capable gas.
2288 * configure: Regenerate.
2290 2005-01-26 Richard Henderson <rth@redhat.com>
2293 * combine.c (make_field_assignment): Simplify store to zero_extract
2294 from a source with an overlapping mask.
2296 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2298 2004-11-11 Eric Christopher <echristo@redhat.com>
2300 * config/frv/frv.md: Add fr400_integer automaton. Don't
2301 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2304 2005-01-26 Steven Bosscher <stevenb@suse.de>
2307 * cfgbuild.c (make_edges): Do not clear or set
2308 current_function_has_computed_jump.
2309 * function.h (struct function): Remove the has_computed_jump field.
2310 (current_function_has_computed_jump): Do not define.
2311 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2312 in a computed jump. Ignore current_function_has_computed_jump.
2314 2005-01-26 Richard Henderson <rth@redhat.com>
2317 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2318 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2320 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2321 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2322 objects into static storage if they have more than one non-zero value.
2323 * tree.h (categorize_ctor_elements): Update decl.
2325 2005-01-26 Steven Bosscher <stevenb@suse.de>
2328 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2329 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2330 to this function from 2004-07-10.
2331 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2332 the current function for tail call optimizations if the address
2333 of one of it its arguments is taken.
2335 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2337 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2339 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2341 * function.c (expand_function_end): If current_function_calls_alloca,
2342 emit stack restore in a place that is reached when the function falls
2345 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2347 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2348 rule to avoid matching inappropriate suffix rule.
2350 2005-01-26 Jan Hubicka <jh@suse.cz>
2352 PR tree-optimization/19241
2353 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2355 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2357 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2358 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2360 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2361 <sim*>: Always use crt1.o, regardless of N in simN.
2362 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2363 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2364 (CRT_CALL_STATIC_FUNCTION): Remove.
2365 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2366 use crt1.o, regardless of N in simN.
2367 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2368 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2369 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2370 case isystem setting.
2371 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2373 2005-01-25 Ian Lance Taylor <ian@airs.com>
2375 * gimple-low.c (block_may_fallthru): Correct handling of
2376 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2378 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2380 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2381 handlers to match indentation; nested under the mtune=* handler.
2382 Similar for mcpu= and march=.
2384 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2386 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2387 * config/mips/linux64.h (LIB_SPEC): Likewise.
2388 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2389 * config/sh/linux.h (LIB_SPEC): Likewise.
2391 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2393 * config/frv/frv.c (frv_legitimize_tls_address): New.
2394 (TARGET_HAVE_TLS): Define.
2395 (FRV_SYMBOL_REF_TLS_P): Define.
2396 (frv_override_options): Handle new register classes.
2397 (frv_legitimate_address_p): Reject tls addresses.
2398 (frv_legitimize_address): Handle TLS addresses.
2399 (gen_inlined_tls_plt): New.
2401 (frv_legitimize_tls_address): New.
2402 (unspec_got_name): Add TLS entries.
2403 (got12_operand): Add R_FRV_TLSMOFF12 case.
2404 (frv_emit_move): Fixup TLS addresses.
2405 (frv_emit_movsi): Legitimize TLS addresses.
2407 * config/frv/frv.h (MASK_BIG_TLS): New.
2408 (TARGET_BIG_TLS): New.
2409 (HAVE_AS_TLS): Define.
2410 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2411 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2412 (REG_CLASS_NAMES): Same.
2413 (REG_CLASS_CONTENTS): Same.
2414 (CONSTRAINT_LEN): New.
2415 (REG_CLASS_FROM_CONSTRAINT): New.
2416 (PREDICATE_CODES): Add symbolic_operand.
2418 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2419 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2420 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2421 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2422 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2423 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2424 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2425 GR9_REG, GR14_REG, LRREG.
2426 (type): Add load_or_call attribute.
2427 ("load_or_call"): New reservation.
2428 ("call_gettlsoff"): New.
2429 ("tls_indirect_call"): New.
2430 ("tls_load_gottlsoff12"): New.
2431 ("tlsoff_hilo"): New.
2432 ("tls_tlsdesc_ldd"): New.
2433 ("tls_tlsoff_ld"): New.
2436 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2438 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2440 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2441 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2442 * config/frv/frv.c (TLS_BIAS): Define.
2443 (frv_output_dwarf_dtprel): New.
2445 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2447 PR rtl-optimization/19579
2448 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2449 both A and B, see if they don't clobber registers the other expr uses.
2451 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2453 * real.c (do_add): Initialize signalling and canonical members.
2455 * real.c (real_from_integer): Zero out destination.
2457 2005-01-18 Jan Hubicka <jh@suse.cz>
2459 PR tree-optimize/19337
2460 * tree-inline.c (initialize_inlined_parameters): Copy
2461 saved_static_chain_decl only.
2463 2005-01-25 Richard Henderson <rth@redhat.com>
2467 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2468 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2469 80387 enabled, to return a proper subclass. Return the subset that
2470 overlaps with GENERAL_REGS for PLUS.
2471 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2473 2005-01-25 Richard Henderson <rth@redhat.com>
2476 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2478 2005-01-25 Roger Sayle <roger@eyesopen.com>
2480 * expmed.c (choose_multiplier): Change interface to return the
2481 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2482 (expand_divmod): Update calls to choose_multiplier.
2484 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2487 * expmed.c (extract_bit_field): Use adjust_address instead of
2488 gen_lowpart when op0 is a MEM.
2490 2005-01-24 Steven Bosscher <stevenb@suse.de>
2492 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2494 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2496 * config/mips/irix-csr.c: New file.
2497 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2498 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2499 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2502 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2505 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2506 sparc/elf.h, add sparc/sp-elf.h.
2507 (sparc-*-rtems*): Likewise.
2508 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2509 tm-dwarf2.h, add sparc/sp-elf.h.
2510 (sparc86x-*-elf): Likewise.
2511 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2512 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2513 TARGET_OS_CPP_BUILTINS.
2514 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2515 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2517 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2518 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2519 (SWITCH_TAKES_ARG): Likewise.
2520 (LOCAL_LABEL_PREFIX): Likewise.
2521 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2522 (TARGET_N_FORMAT_TYPES): Delete.
2523 (TARGET_FORMAT_TYPES): Likewise.
2524 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2525 * config/sparc/elf.h: Delete.
2526 * config/sparc/sp-elf.h: New file.
2528 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2530 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2531 * tree-flow.h: Remove the corresponding prototype.
2532 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2533 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2535 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2538 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2539 for AIX ABI or ELF -fPIC.
2540 (rs6000_emit_load_toc_table): Don't create toc_section here.
2541 (rs6000_xcoff_file_start): Nor here.
2543 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2545 * sh.c (ra.h): Don't #include.
2546 (hard_regs_intersect_p): New function, resurrected from ra.c.
2548 * sh.c: Fix 1996 Copyright.
2550 2005-01-24 Richard Henderson <rth@redhat.com>
2551 Aldy Hernandez <aldyh@redhat.com>
2553 * regrename.c (note_sets): Handle subregs.
2555 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2558 * genconditions.c (write_header, write_conditions): Elide file if
2561 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2563 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2564 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2567 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2569 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2570 expand_builtin_printf, expand_builtin_fprintf,
2571 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2572 checking against POINTER_TYPE.
2573 (validate_arglist): Handle POINTER_TYPE code by checking
2576 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2578 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2580 (for_each_rtx): Call for_each_rtx_1.
2581 * rtl.h (init_rtlanal): Declare.
2582 * toplev.c (backend_init): Call init_rtlanal.
2584 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2586 * flow.c (propagate_one_insn): Formatting.
2589 * flow.c (libcall_dead_p): Be more conservative if unsure.
2590 If there are any instructions between insn and call, see if they are
2591 all dead before saying the libcall is dead.
2593 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2595 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2596 operand constraint for operand 0.
2598 2005-01-23 Richard Henderson <rth@redhat.com>
2601 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2602 edges leading to join block.
2604 2005-01-23 Roger Sayle <roger@eyesopen.com>
2606 * expmed.c (expand_mult_highpart): Make static. Change type of
2607 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2608 (expand_divmod): Updates calls to expand_mult_highpart by using
2609 gen_int_mode to pass a CONST_INT rtx.
2610 * rtl.h (expand_mult_highpart): Remove prototype.
2612 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2614 * flow.c (regset_bytes, regset_size): Remove.
2616 * cfganal.c: Fix a reference to Harvey's paper.
2618 2005-01-23 Steven Bosscher <stevenb@suse.de>
2620 PR rtl-optimization/19464
2621 * tree-optimize.c (init_tree_optimization_passes): Add one more
2622 copyrename pass just before out-of-ssa.
2624 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2627 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2628 * ggc-none.c (ggc_free): Define.
2630 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2632 * cse.c (max_reg, max_insn_uid): Remove.
2633 (cse_main): Don't access max_reg or max_insn_uid.
2635 * c-common.c (explicit_flag_signed_bitfields,
2636 lang_statement_code_p, lang_expand_function_end): Remove.
2637 * c-common.h: Remove the corresponding declarations.
2638 * c-opts.c (c_common_handle_option): Remove all write access
2639 to explicit_flag_signed_bitfields.
2641 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2642 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2643 * cgraph.h: Remove the corresponding declaration.
2645 * gcse.c (null_pointer_info): Remove.
2647 2005-01-23 Roger Sayle <roger@eyesopen.com>
2648 Eric Botcazou <ebotcazou@libertysurf.fr>
2650 * combine.c (simplify_logical): Only simplify logical expressions
2651 of the form ior(and(x,y),z) by the inverse distributive law if the
2652 result is cheaper than the original.
2654 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2656 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2657 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2658 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2659 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2660 config/freebsd-spec.h, config/arm/arm.h,
2661 config/h8300/h8300.md, config/i386/i386.md,
2662 config/i386/predicates.md, config/i386/sse.md,
2663 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2664 config/vax/vax.md: Fix comment typos. Follow spelling
2667 2005-01-23 Steven Bosscher <stevenb@suse.de>
2669 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2670 tests, instead of `less than'.
2672 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2674 * function.c (assign_parm_setup_block): When creating a new stack slot
2675 for a parameter, get its alignment from the parameter's DECL_ALIGN
2676 rather than the type's TYPE_ALIGN. Make sure that the parameter
2677 is at least word aligned.
2679 2005-01-22 Roger Sayle <roger@eyesopen.com>
2682 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2684 2005-01-22 Richard Henderson <rth@redhat.com>
2687 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2688 in both compare operands.
2689 (movdfcc_1_sse_max): Likewise.
2690 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2691 (movdfcc_1_sse): Likewise.
2692 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2693 scratch register as needed.
2695 2005-01-22 Richard Henderson <rth@redhat.com>
2697 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2699 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2701 2005-01-22 Richard Henderson <rth@redhat.com>
2703 * genopinit.c (optabs): Use smin/smax for floating point too.
2704 * doc/md.texi: Update to match. Clarify that floating point
2705 results are undefined for +0/-0 and NaN.
2706 * doc/rtl.texi: Likewise.
2707 * rtl.def (SMIN, SMAX): Likewise
2708 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2710 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2711 leading 's' to the name.
2712 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2713 smaxxf3, sminxf3): Likewise.
2714 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2717 2005-01-22 Paul Brook <paul@codesourcery.com>
2719 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2721 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2723 * config/s390/s390.c (struct processor_costs): New fields
2724 dlgr, dlr, dr, dsgfr, dsgr.
2725 (z900_cost, z990_cost): Values for new fields.
2726 (s390_rtx_costs): New cases MEM und COMPARE in switch
2727 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2728 DIV, MOD, UDIV, UMOD.
2730 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2732 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2733 into the register being decremented.
2734 ("doloop_si31", "doloop_di"): Likewise.
2735 ("*doloop_si_long"): Adapt pattern.
2737 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2739 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2741 (CLASS_MAX_NREGS): Likewise.
2743 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2745 * doc/tree-ssa.texi (Statement Operands): Add example for new
2746 must-def macro. Note deprecation of old operands interface.
2748 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2750 PR tree-optimization/19484
2751 * tree-cfg.c (remove_fallthru_edge): New function.
2752 (cleanup_control_flow): Remove fallthru edges from calls that are
2753 now known not to return.
2755 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2757 Fix PR tree-optimization/19038
2758 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2759 copies with loop variant ones.
2761 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2763 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2764 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2765 config/alpha/alpha.md, config/alpha/predicates.md,
2766 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2767 config/sparc/sol2.h: Update copyright.
2769 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2770 first label to see if it is a nonlocal label.
2772 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2773 Andrew Pinski <pinskia@physics.uc.edu>
2776 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2777 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2779 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2781 * config/rs6000/rtems.h: Update copyright.
2783 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2786 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2787 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2788 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2790 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2793 * c-typeck.c (convert_arguments): Check for error_mark_node.
2795 2005-01-21 Ian Lance Taylor <ian@airs.com>
2797 PR tree-optimization/13000
2798 * tree-inline.c: Include "tree-flow.h".
2799 (expand_call_inline): If warn_return_type, warn if non-void inline
2800 function falls through.
2801 * tree-cfg.c (execute_warn_function_return): Don't warn about
2802 control reaching end if TREE_NO_WARNING is set. Set
2804 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2806 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2807 branch if we don't need one.
2808 * c-typeck.c: Include "tree-flow.h"
2809 (c_finish_bc_stmt): Don't add a goto if the current statement
2810 list doesn't fall through to the current point.
2812 2005-01-21 Roger Sayle <roger@eyesopen.com>
2814 PR rtl-optimization/576
2815 * real.c (real_arithmetic): Change return type from void to bool
2816 to return an indication that the result may be inexact.
2817 * real.h (real_arithmeric): Update prototype.
2818 * fold-const.c (const_binop): Don't constant fold floating
2819 point expressions when the user specifies -frounding-math and
2820 the result may depend upon the run-time rounding mode.
2821 (fold_convert_const_real_from_real): Clean-up.
2822 (fold_initializer): Ignore flag_rounding_math for initializers.
2823 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2824 constant fold FP operations with flag_rounding_math if the
2825 result may depend upon the run-time rounding mode.
2827 2005-01-21 Tom Tromey <tromey@redhat.com>
2829 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2831 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2833 * tree-cfg.c: Fix comment typos.
2835 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2837 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2838 around the call to rest_of_handle_branch_target_load_optimize.
2840 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2842 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2843 (sparc64-*-openbsd*): Likewise.
2844 (sparclite-*-elf*): Include tm-dwarf2.h.
2845 (sparc86x-*-elf*): Likewise.
2846 (sparc64-*-elf*): Likewise.
2847 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2848 (DBX_DEBUGGING_INFO): Likewise.
2849 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2850 (PREFERRED_DEBUGGING_TYPE): Likewise.
2851 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2852 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2853 (PREFERRED_DEBUGGING_TYPE): Likewise.
2854 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2855 (PREFERRED_DEBUGGING_TYPE): Likewise.
2856 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2858 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2861 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2863 2005-01-20 Paul Brook <paul@codesourcery.com>
2865 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2867 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2869 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2870 label is first in a sequence of labels.
2872 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2874 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2875 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2877 * doc/sourcebuild.texi (Test Directives): New.
2879 2005-01-20 Roger Sayle <roger@eyesopen.com>
2881 * real.c (real_floor): Don't leave the result uninitialized when
2882 mode is VOIDMode, but return the unrounded intermediate value.
2883 (real_ceil): Likewise.
2885 2005-01-20 Paul Brook <paul@codesourcery.com>
2887 * config/arm/arm.md (insv): Use gen_int_mode.
2889 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2891 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2892 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2893 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2894 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2895 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2897 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2900 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2901 fbreg, so we have to assume we can't.
2902 (loc_descriptor_from_tree_1): Ditto.
2903 (containing_function_has_frame_base): New function.
2904 (add_location_or_const_value_attribute): Use it.
2905 Also try to generate a frame_base from a single element location
2908 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2910 PR tree-optimization/15349
2911 * timevar.def (TV_TREE_MERGE_PHI): New.
2912 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2914 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2915 calls to tree_forwarder_block_p.
2916 (remove_forwarder_block_with_phi, merge_phi_nodes,
2917 gate_merge_phi, pass_merge_phi): New.
2918 * tree-optimize.c (init_tree_optimization_passes): Add
2920 * tree-pass.h: Add an extern for pass_merge_phi;
2922 2005-01-20 Richard Henderson <rth@redhat.com>
2925 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2926 (_mm_castps_pd, _mm_castps_si128): New.
2927 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2929 2005-01-20 Richard Henderson <rth@redhat.com>
2932 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2933 __builtin_ia32_vec_init_v2si.
2934 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2935 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2936 (ix86_init_mmx_sse_builtins): Create it.
2937 (ix86_expand_builtin): Expand it.
2938 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2939 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2940 (vec_extractv2si_0, vec_extractv2si_1): New.
2942 2005-01-20 Richard Henderson <rth@redhat.com>
2945 * config/i386/i386.c (ix86_expand_push): New.
2946 * config/i386/mmx.md (push<MMXMODE>1): New.
2947 * config/i386/sse.md (push<SSEMODE>1): New.
2948 * config/i386/i386-protos.h: Update.
2950 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2952 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2955 2005-01-20 Richard Henderson <rth@redhat.com>
2957 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2958 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2960 2005-01-19 Richard Henderson <rth@redhat.com>
2963 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2964 to V4SFmode in SSE1 fallback load path.
2966 2005-01-19 Richard Henderson <rth@redhat.com>
2968 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2969 in QImode expansion to ix86_expand_vector_set.
2970 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2972 2005-01-19 Richard Henderson <rth@redhat.com>
2975 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2976 subclass of the input class.
2977 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2978 Always true for cross-SSE1 classes. Rationalize conditionals.
2979 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2980 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2981 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2982 (movdi_2): Add MMX/SSE zeros.
2983 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2984 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2985 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2986 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2987 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2988 (zero_extendsidi2_rex64_1): Remove.
2989 (MOV0 peephole): Check GENERAL_REG_P.
2991 2005-01-19 Richard Henderson <rth@redhat.com>
2994 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2996 (ix86_expand_vector_extract): Likewise.
2998 2005-01-19 Richard Henderson <rth@redhat.com>
3001 * expr.c (emit_move_change_mode): New argument force; use
3002 simplify_gen_subreg if true.
3003 (emit_move_via_alt_mode): Merge into ...
3004 (emit_move_via_integer): ... here.
3005 (emit_move_ccmode): Use emit_move_change_mode directly.
3007 2005-01-19 Richard Henderson <rth@redhat.com>
3010 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3011 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3012 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3014 (alpha_emit_set_const): Likewise. Make static.
3015 (alpha_emit_set_long_const): Make static.
3016 (alpha_extract_integer): Split out from alpha_expand_mov.
3017 (alpha_split_const_mov): Likewise.
3018 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3019 (alpha_legitimate_constant_p): New.
3020 * config/alpha/alpha-protos.h: Update.
3021 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3022 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3023 * config/alpha/alpha.md (movsi): Add n alternative.
3024 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3025 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3026 (splitters for all of the above): Use alpha_split_const_mov.
3027 * config/alpha/predicates.md (non_add_const_operand): New.
3028 (non_zero_const_operand): New.
3029 (input_operand): Use alpha_legitimate_constant_p after reload.
3031 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3033 PR tree-optimization/19038
3034 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3035 (add_candidate): Add ivs with increment in latch only if
3036 allow_ip_end_pos_p is true.
3037 (determine_iv_cost): Use empty_block_p.
3039 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3041 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3042 (compute_dominance_frontiers): Ditto.
3044 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3047 * config/sh/t-rtems: New.
3048 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3050 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3052 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3053 the offset of the selected field.
3055 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3057 * tree-cfg.c (remove_forwarder_block): Fix the check to
3058 prevent a nonlocal label from appearing in the middle of a
3061 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3063 PR rtl-optimization/19462
3064 * reorg.c (find_end_label): Create return insn only if
3065 current_function_epilogue_delay_list is empty.
3067 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3069 * doc/passes.texi: Remove paragraph mentioning new-ra.
3071 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3073 PR rtl-optimization/15139
3074 * combine.c: Include params.h.
3075 (count_rtxs): New function.
3076 (record_value_for_reg): If replace_rtx would replace at least
3077 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3078 (clobber (const_int 0)) instead of TEM.
3079 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3080 * params.h (MAX_LAST_VALUE_RTL): New.
3081 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3082 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3085 * c-typeck.c (digest_init): Only call build_vector if all constructor
3086 elements are *_CST nodes.
3087 * gimplify.c (gimplify_init_constructor): Likewise.
3090 * c-typeck.c (digest_init): Only call build_vector if inside_init
3093 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3095 * toplev.c (init_asm_output): Remove dead #ifdef.
3097 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3099 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3101 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3103 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3104 accessing DECL_FUNCTION_CODE.
3105 * dojump.c (do_jump): Likewise.
3106 * gimplify.c (gimplify_call_expr): Likewise.
3107 * predict.c (expr_expected_value): Likewise.
3108 (strip_builtin_expect): Likewise.
3109 * tree-inline.c (estimate_num_insns_1): Likewise.
3110 * tree-ssa-loop-im.c (stmt_cost): Likewise
3111 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3112 (tree_expr_nonnegative_p): Likewise.
3114 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3116 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3117 variant of the load_pcrel_sym pattern.
3118 * config/sparc/sparc.md (P macro): Move to the top.
3119 (load_pcrel_sym): Macroize using P.
3120 (save_register_window): Likewise.
3122 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3124 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3127 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3130 * c-typeck.c (build_asm_expr): Strip nops off
3131 input memory operands.
3133 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3135 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3136 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3137 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3138 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3140 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3143 * config/i386/i386.c (override_options): If the 80387 is disabled,
3144 then do not return FP values using FP registers.
3146 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3148 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3149 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3150 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3151 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3152 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3153 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3154 output.h, postreload-gcse.c, postreload.c, recog.c,
3155 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3156 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3157 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3158 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3159 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3160 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3161 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3162 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3164 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3165 config/alpha/alpha.c, config/arm/vfp.md,
3166 config/i386/emmintrin.h, config/i386/i386-modes.def,
3167 config/i386/i386-protos.h, config/i386/i386.h,
3168 config/i386/pmmintrin.h, config/i386/ppro.md,
3169 config/i386/predicates.md, config/i386/xmmintrin.h,
3170 config/i860/i860.c, config/ia64/ia64-modes.def,
3171 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3172 config/ia64/ia64.md, config/ia64/itanium1.md,
3173 config/ia64/itanium2.md, config/ia64/predicates.md,
3174 config/iq2000/iq2000.h, config/mips/linux64.h,
3175 config/rs6000/aix41.h, config/rs6000/aix43.h,
3176 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3177 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3178 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3179 config/sparc/linux64.h, config/sparc/litecoff.h,
3180 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3181 config/sparc/sparc.h, config/sparc/sparc.md,
3182 config/sparc/sysv4-only.h: Update copyright.
3184 2005-01-18 Richard Henderson <rth@redhat.com>
3187 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3189 2005-01-18 Marc Espie <espie@openbsd.org>
3190 * config/i386/openbsdelf.h: Typo.
3192 2005-01-18 Richard Henderson <rth@redhat.com>
3194 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3195 special case for sse.
3196 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3198 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3200 * tree-inline.c (estimate_num_insns_1): Added cases for
3201 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3203 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3205 PR rtl-optimization/19296
3206 * combine.c (simplify_comparison): Rewrite the condition under
3207 which a non-paradoxical SUBREG of a PLUS can be lifted when
3208 compared against a constant.
3210 2005-01-18 Andi Kleen <ak@muc.de>
3212 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3213 * c.opt (-Wpointer-sign): Add.
3214 * doc/invoke.texi: (-Wpointer-sign): Add.
3216 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3218 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3219 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3220 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3221 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3222 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3223 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3224 for TARGET_MIX_SSE_I387.
3225 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3226 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3227 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3228 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3229 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3230 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3231 TARGET_MIX_SSE_I387.
3232 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3235 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3238 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3239 Add movaps alternative for xmm reg->reg move.
3241 2005-01-17 Jeff Law <law@redhat.com>
3243 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3244 at the end of the main DOM loop rather than just before DOM exits.
3246 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3248 PR tree-optimization/19121
3249 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3250 adding aliases to a name tag, also add them to the pointer's
3252 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3253 sensitive alias info at all. Only check that the two pointers
3254 have compatible pointed-to sets.
3255 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3256 a pointer's type tag is a superset of the alias set of the
3259 2005-01-17 James E Wilson <wilson@specifixinc.com>
3262 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3263 comment to document why.
3265 2005-01-17 Richard Henderson <rth@redhat.com>
3267 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3268 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3269 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3270 sse2_vmsminv2df3_finite): New.
3271 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3272 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3273 Force op1 into register.
3275 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3277 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3278 bubblestrap from always rebuilding build directory.
3280 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3282 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3283 ("*cmpmem_short"): Likewise.
3285 2005-01-17 Steven Bosscher <stevenb@suse.de>
3287 * basic-block.h: Document BB_* flags.
3288 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3289 use an sbitmap instead.
3290 * sched-rgn.c (compute_trg_info): Likewise.
3292 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3294 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3295 redundant target_cpu_default and extra_parts lines. Use the default
3297 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3298 (SUBTARGET_EXTRA_SPECS): Delete.
3299 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3300 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3301 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3302 and "n32" for -mabi=n32.
3304 2005-01-17 Ian Lance Taylor <ian@airs.com>
3307 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3308 fold constant variables into initial values.
3310 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3312 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3314 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3315 through the statements backward.
3317 2005-01-17 Ian Lance Taylor <ian@airs.com>
3319 PR middle-end/13127:
3320 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3321 a variable set to the return value of the inlined function.
3323 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3325 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3326 when modes are tieable.
3328 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3330 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3331 of pthread_create to find out if threads are enabled.
3332 * gthr-posix95.h (__gthread_active_p): Likewise.
3334 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3336 * common.opt (-fnew-ra): Remove.
3338 * toplev.h (flag_new_regalloc): Remove.
3339 * Makefile.in (ra*.*): Don't mention.
3340 * passes.c (rest_of_handle_new_regalloc): Remove.
3341 (rest_of_handle_combine, rest_of_compilation): Always consider
3342 flag_new_regalloc as false.
3343 * doc/invoke.texi: Don't document -fnew-ra.
3345 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3347 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3348 last parameter to reg_scan.
3349 * loop.c (loop_optimize): Likewise.
3350 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3351 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3352 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3353 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3354 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3355 * regclass.c (reg_scan): Likewise, for the declaration.
3356 * rtl.h (reg_scan): Likewise, for the prototype.
3358 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3360 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3361 mark_dfs_back_edges.
3363 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3365 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3366 (compute_avail): Uses don't go in tmp_gen.
3368 2005-01-16 Steven Bosscher <stevenb@suse.de>
3370 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3371 loop to look for a free slot in a page entry.
3373 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3376 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3377 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3378 just before targetm.asm_out.file_end.
3379 * tree.h (process_pending_assemble_output_defs): Declare.
3380 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3382 (assemble_alias): Defer generation of assembly code for defines when
3383 TARGET_DEFERRED_OUTPUT_DEFS is true.
3384 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3385 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3386 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3388 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3391 * pa.c (pa_scalar_mode_supported_p): New function.
3392 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3393 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3395 * pa-protos.h (prefetch_operand): Delete.
3396 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3397 * pa.c (prefetch_operand): Delete.
3398 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3399 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3400 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3401 and prefetch_nocc_operand.
3402 * pa.md (prefetch): Rework to avoid reload problems handling short
3403 displacements when a cache control completer needs to be provided.
3404 (prefetch_32, prefetch_64): Delete.
3405 (prefetch_cc, prefetch_nocc): New patterns.
3407 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3409 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3411 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3414 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3415 exceeds maximum alignment for global common data.
3416 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3417 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3419 2004-01-15 Roger Sayle <roger@eyesopen.com>
3421 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3423 2004-01-15 Roger Sayle <roger@eyesopen.com>
3425 * harg-reg-set.h (reg_class_names): Prototype global array.
3426 * regclass.c (reg_class_names): Declare here and initialize to
3428 (dump_regclass): Remove local declaration of reg_class_names.
3429 (regclass): Likewise.
3430 * cfg.c (dump_flow_info): Likewise.
3431 * ra-debug.c (reg_class_names): Likewise.
3432 * regrename.c (reg_class_names): Likewise.
3433 * reload.c (reg_class_names): Likewise.
3434 * reload1.c (spill_failure): Likewise.
3435 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3437 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3439 * config/s390/s390.md ("reload_outti"): Remove predicate for
3440 output operand. Abort if operand is not a MEM.
3441 ("reload_outdi", "reload_outdf"): Likewise.
3443 2005-01-15 Marc Espie <espie@openbsd.org>
3445 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3446 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3447 * config/openbsd.h: Fix C++ includes for native configurations.
3448 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3449 Add trampoline support.
3450 * config/i386/openbsdelf.h: New.
3452 2005-01-15 Marc Espie <espie@openbsd.org>
3454 * collect2.c (main): Explicitly parse -dynamic-linker option.
3456 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3458 PR tree-optimization/19060
3459 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3460 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3461 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3462 and handle extract_range_from_cond returning false.
3463 * fold-const.c (fold): Optimize comparisons with min/max even for
3464 width > HOST_BITS_PER_WIDE_INT.
3466 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3468 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3469 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3470 Remove little endian multilib variants.
3471 Add mips32 multilib variant.
3473 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3475 * explow.c (copy_all_reg, stabilize): Remove.
3476 * expr.h: Remove the corresponding prototypes.
3478 * rtlanal.c (regs_set_between_p): Remove.
3479 * rtl.h: Remove the corresponding prototype.
3481 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3483 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3484 to rs6000_nonimmediate_operand.
3485 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3486 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3487 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3488 rs6000_nonimmediate_operand.
3489 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3490 rs6000_nonimmediate_operand.
3492 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3494 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3496 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3498 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3500 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3501 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3503 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3504 (rs6k_nonimmediate_operand): New.
3505 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3507 (legitimate_lo_sum_address_p): Same.
3508 (rs6000_legitimize_address): Same.
3509 (rs6000_legitimize_reload_address): Same.
3510 (rs6000_legitimate_address): Same.
3511 (spe_build_register_parallel): Pass DF and DC modes in a DI
3514 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3515 to rs6k_nonimmediate_operand.
3517 * config/rs6000/spe.md ("*frob_df_di"): New.
3518 ("*frob_di_df"): New.
3519 ("*frob_di_df_2"): New.
3520 ("*mov_sidf_e500_subreg0"): New.
3521 ("*mov_sidf_e500_subreg4"): New.
3522 ("*movdf_e500_double"): Change predicate to
3523 rs6k_nonimmediate_operand.
3525 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3527 * postreload.c (move2add_note_store): Only call
3528 trunc_int_for_mode on scalar integers.
3530 2005-01-14 Steven Bosscher <stevenb@suse.de>
3532 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3533 replace BB_VISITED uses.
3534 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3535 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3536 (tree_dce_done): Free visited_control_parents.
3537 (perform_tree_ssa_dce): Allocate and clear it.
3538 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3539 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3540 instead of BB_VISITED.
3542 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3544 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3545 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3546 Remove unused prototypes.
3548 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3550 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3551 64-bit register usage.
3552 (spe_func_has_64bit_regs_p): Add FIXME note.
3554 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3556 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3557 flag_finite_math_only with flag_unsafe_math_optimizations.
3559 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3561 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3563 (__tpf_eh_return): Copy TPF private stack area from the module
3564 boundary stack frame. Add check for when module addresses are
3565 equal, but no stub address is found.
3567 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3570 * arm.h (struct machine_function): Add call_via field.
3571 (thumb_call_via_label): Declare.
3572 * arm.c (thumb_call_via_label): New variable.
3573 (thumb_call_reg_needed): New variable.
3574 (arm_output_function_epilogue): For Thumb code, output any per-function
3575 call-indirect trampolines.
3576 (thumb_call_via_reg): New function.
3577 (arm_file_end): New function.
3578 (TARGET_ASM_FILE_END): Call arm_file_end.
3579 (aof_file_end): Likewise.
3580 * arm-protos.h (thumb_call_via_reg): Declare.
3581 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3582 thumb_call_via_reg in normal case.
3584 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3587 PR rtl-optimization/19348
3588 * recog.c (peephole2_optimize): Do global life update if some peephole
3589 decides it doesn't need at least one of its inputs and that change
3590 influences liveness at the start of the basic block.
3592 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3593 arguments instead of 1.
3595 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3598 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3599 zero for nested functions needing a static chain or functions
3600 with a non-constant address.
3602 2005-01-13 Roger Sayle <roger@eyesopen.com>
3604 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3605 (and (sign_extend X) C) into (zero_extend (and X C)).
3607 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3609 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3611 2005-01-13 Richard Henderson <rth@redhat.com>
3616 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3617 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3618 not just TARGET_SSE.
3619 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3620 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3621 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3622 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3623 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3624 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3625 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3626 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3627 (movdicc_c_rex64): Rename with '*'.
3628 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3629 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3630 (movsfcc_1_387): Rename from movsfcc_1.
3631 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3632 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3633 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3634 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3635 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3636 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3637 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3638 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3639 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3640 sse_movdfcc_const0_4): Remove.
3641 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3642 recognize min/max early. Update for changed sse cmove patterns.
3643 (ix86_split_sse_movcc): New.
3644 * config/i386/i386-protos.h: Update.
3646 2005-01-13 Steven Bosscher <stevenb@suse.de>
3648 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3649 (fix_stmt_v_may_defs): Likewise.
3651 2005-01-13 Richard Henderson <rth@redhat.com>
3653 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3654 for converting the mask.
3656 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3658 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3661 2005-01-13 Richard Henderson <rth@redhat.com>
3663 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3664 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3665 IX86_BUILTIN_MOVDQ2Q): Remove.
3666 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3667 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3668 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3670 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3671 (sse2_pextrw): Fix immediate constraint.
3672 (sse2_loadq, sse2_loadq_rex64): Remove.
3673 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3674 Use __builtin_ia32_vec_ext_<size>.
3675 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3677 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3679 * function.c (assign_parm_setup_block): Look inside original
3680 entry_parm when inspecting PARALLEL.
3682 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3683 Joel Sherrill <joel@oarcorp.com>
3686 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3687 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3688 rtems_gxx_recursive_mutex_init.
3689 (__gthread_recursive_mutex_lock): New function.
3690 (__gthread_recursive_mutex_trylock): Likewise.
3691 (__gthread_recursive_mutex_unlock): Likewise.
3693 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3695 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3697 2005-01-13 Jan Beulich <jbeulich@novell.com>
3699 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3700 (ashrti3_internal): Indicate output is early clobber. Generate result
3701 into output rather than first input. Use move for low word of output
3702 if shift count is exactly 64.
3703 (lshrti3_internal): Likewise.
3705 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3709 * reload1.c (delete_output_reload): Don't delete an output reload
3710 if the pseudo lives longer than a single basic block. Adjust and
3711 improve wording of comment.
3713 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3716 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3717 of TYPE_SIZE where we mean the number of bytes.
3719 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3721 * function.c (assign_parm_setup_block): Relax condition on
3722 multi-register optimization.
3724 2005-01-12 Nick Clifton <nickc@redhat.com>
3726 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3727 an "in_delay_slot" attribute of "no" to prevent them being used in
3728 delay slots. This is forbidden because they might generate
3731 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3734 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3737 2005-01-12 Nick Clifton <nickc@redhat.com>
3739 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3740 passed on to GAS) but do not define, as GAS no longer supports or
3741 needs the -m2000 option.
3743 2005-01-11 Roger Sayle <roger@eyesopen.com>
3745 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3746 type as args of unprototyped builtins aren't automatically promoted.
3747 (fold_builtin_abs): Likewise.
3749 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3751 * Makefile.in: Set a `build-warn' variable.
3753 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3755 PR tree-optimization/17949
3756 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3757 (find_interesting_uses_address): Use it.
3759 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3761 * regrename.c (kill_value): Handle subreg's that won't simplify.
3763 2005-01-11 Richard Henderson <rth@redhat.com>
3766 * config/i386/i386.h (enum ix86_builtins): Move ...
3767 * config/i386/i386.c: ... here.
3768 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3769 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3770 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3771 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3772 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3773 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3774 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3775 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3776 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3777 IX86_BUILTIN_LOADDDUP): Remove.
3778 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3779 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3780 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3781 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3782 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3783 (ix86_init_builtins): Make static.
3784 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3785 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3786 if all the modes match. Otherwise, fake it.
3787 (get_element_number, ix86_expand_vec_init_builtin,
3788 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3789 (ix86_expand_builtin): Make static. Update for changed builtins.
3790 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3791 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3792 (ix86_expand_vector_init_duplicate): New.
3793 (ix86_expand_vector_init_low_nonzero): New.
3794 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3795 Split out from ix86_expand_vector_init; handle integer modes.
3796 (ix86_expand_vector_init): Use them.
3797 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3798 * config/i386/i386-protos.h: Update.
3799 * config/i386/predicates.md (reg_or_0_operand): New.
3800 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3801 (movv2sf_internal): Likewise. And a splitter to match them all.
3802 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3803 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3804 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3805 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3806 (mmx_pinsrw): Fix operand ordering.
3807 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3808 rather than sse_loadss expander.
3809 (movv2df splitter): Similarly.
3810 (sse_loadss, sse_loadlss): Remove.
3811 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3812 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3813 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3814 (sse3_movddup): Rename with '*'.
3815 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3816 (sse2_loadsd): Remove.
3817 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3818 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3819 (sse2_pinsrw): Fix argument ordering.
3820 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3821 (sse2_stored): Remove 'r' destination.
3822 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3823 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3824 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3825 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3826 vec_extractv16qi, vec_initv16qi): New.
3828 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3829 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3830 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3832 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3833 (_mm_load_si128, _mm_store_si128): Likewise.
3834 (_mm_load1_pd): Use _mm_set1_pd.
3835 (_mm_load_sd): Use _mm_set_sd.
3836 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3837 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3838 (_mm_set_epi64): Use _mm_set_epi64x.
3839 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3840 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3841 _mm_setr_epi8): Use _mm_set_foo form.
3842 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3843 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3844 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3845 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3846 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3847 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3848 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3849 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3850 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3851 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3852 (_mm_movedup_pd): Use _mm_shuffle_pd.
3853 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3854 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3855 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3856 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3858 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3859 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3860 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3861 (_mm_store_ps): Use raw dereference.
3862 (_mm_store1_ps): Use _mm_storeu_ps.
3863 (_mm_storer_ps): Use _mm_store_ps.
3864 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3865 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3867 2005-01-11 Stan Shebs <shebs@apple.com>
3869 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3870 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3872 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3875 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3876 Skip all DECLs except for FIELD_DECLs.
3878 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3880 * config/s390/s390.c (override_options): Return error if
3881 -mbackchain, -mpacked-stack and -mhard-float are used together.
3882 (s390_va_start): Remove the backchain && packed-stack special case.
3883 (s390_gimplify_va_arg): Likewise.
3884 * doc/invoke.texi: Remove the ABI incompatibility note.
3886 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3888 * config/s390/s390.c (struct s390_frame_layout): Remove
3890 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3891 save_backchain_p with TARGET_BACKCHAIN.
3893 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3896 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3897 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3898 * function.c (locate_and_pad_parm): Set new field.
3899 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3900 Tweak where_pad test to include "none". Always set mem align for
3902 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3903 not sufficient for type.
3904 (assign_parm_setup_block): If stack_parm is zero on entry, always
3905 make a new stack local. Block move old stack parm if necessary
3906 to new aligned stack local.
3907 (assign_parm_setup_stack): Use a block move to handle
3908 potentially misaligned entry_parm.
3909 (assign_parms_unsplit_complex): Specify required alignment when
3910 creating stack local.
3911 * calls.c (compute_argument_addresses): Override alignment of stack
3912 arg calculated from its type with the alignment given by
3913 FUNCTION_ARG_BOUNDARY.
3914 (store_one_arg): Likewise.
3916 2005-01-11 Jan Beulich <jbeulich@novell.com>
3918 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3919 Change respective itanium_class attribute to ialu.
3920 (shladdp4_internal): New.
3921 * config/ia64/predicates.md (shladd_log2_operand): New.
3923 2005-01-11 Richard Henderson <rth@redhat.com>
3925 * expr.c (store_constructor): Use rtvec_alloc instead of
3926 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3928 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3930 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3932 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3934 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3935 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3936 (TARGET_RWRELOC): Define.
3937 (ia64_rwreloc_section_type_flags): Delete.
3938 (ia64_section_type_flags): New function.
3939 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3940 (TARGET_RWRELOC): Define.
3942 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3945 * config/ia64/ia64.c (process_set): For alloc insn, only call
3946 process_epilogue is !frame_pointer_needed.
3948 2005-01-10 Roger Sayle <roger@eyesopen.com>
3951 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3952 unary operator and can't be treated as a binary/comparison operator.
3954 2005-01-10 Richard Henderson <rth@redhat.com>
3956 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3957 (ix86_return_in_memory): Likewise.
3958 (function_arg_advance): Likewise. Mirror structure in function_arg
3959 for choosing register to advance.
3961 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3963 * tree-vectorizer.c, tree.def: Fix comment typos.
3965 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3967 * config/s390/s390.c (struct processor_costs): 4 new fields:
3968 ddbr, ddr, debr, der.
3969 (s390_rtx_costs): More precise handling of divide instructions.
3971 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3973 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3975 2005-01-10 Jan Beulich <jbeulich@novell.com>
3977 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3978 names resulting from -ffunction-sections/-fdata-sections and linkonce
3980 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3981 based on the section name. Rearrange the section name comparison logic
3982 slightly so that each section name is compared against at most once.
3984 2005-01-10 Ben Elliston <bje@au.ibm.com>
3986 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3987 targets for which -fPIC reduces limitations on the GOT size.
3989 2005-01-09 Falk Hueffner <falk@debian.org>
3991 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3994 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3997 * collect2.c (main): Set aixrtl_flag for -brtl option.
3998 (resolve_lib_name): Search for .so file extension before .a
4001 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4003 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4004 (vect_analyze_data_refs_alignment): Add dump prints.
4006 2005-01-09 Ira Rosen <irar@il.ibm.com>
4008 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4009 expr_invariant_in_loop_p.
4010 Initialize outputs first thing in the function.
4011 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4012 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4013 (vect_analyze_pointer_ref_access): Check that the initial condition of
4014 the access function is loop invariant.
4016 2005-01-09 Richard Henderson <rth@redhat.com>
4018 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4019 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4020 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4021 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4022 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4023 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4024 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4025 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4026 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4027 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4028 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4029 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4030 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4031 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4032 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4033 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4034 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4035 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4036 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4037 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4038 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4039 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4040 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4042 (mmx_clrdi, pavgusb): Remove.
4043 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4044 with leading sse_ prefix.
4045 * config/i386/sse.md: Receive them.
4046 * config/i386/mmx.md: New file.
4047 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4048 (subrv2sf3): Turn into expander for normal subtraction.
4049 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4050 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4051 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4052 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4053 commutative; use ix86_binary_operator_ok.
4054 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4055 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4056 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4057 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4058 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4059 Macroize from existing patterns; use ix86_binary_operator_ok.
4060 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4061 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4062 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4063 with vec_select+vec_concat.
4064 (mmx_pshufw, mmx_pshufw_1): Likewise.
4065 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4066 (mmx_uavgv4hi3): Model correctly.
4067 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4068 _mm_xor_si64): Remove casts.
4070 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4072 PR tree-optimization/19224
4073 * tree-scalar-evolution.c (get_instantiated_value,
4074 set_instantiated_value): New functions.
4075 (instantiate_parameters_1): Cache the results.
4076 (instantiate_parameters, resolve_mixers): Initialize and free
4079 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4081 * config/i386/i386.md (addhi_4): Correct reference in comment.
4084 2005-01-08 Richard Henderson <rth@redhat.com>
4086 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4087 (_mm_cvtsi128_si64x): Likewise.
4088 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4089 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4090 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4091 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4092 * config/i386/i386-protos.h: Update.
4093 * config/i386/i386.c (print_operand): Add 'H'.
4094 (ix86_fixup_binary_operands): Split out from ...
4095 (ix86_expand_binary_operator): ... here.
4096 (ix86_fixup_binary_operands_no_copy): New.
4097 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4098 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4099 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4100 (safe_vector_operand): Use CONST0_RTX.
4101 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4102 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4103 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4104 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4106 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4107 (IX86_BUILTIN_CMPNGESS): New.
4108 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4109 (attr type): Add sselog1.
4110 (attr unit, attr memory): Handle it.
4111 (movti, movti_internal, movti_rex64): Move near other integer moves.
4112 (movtf, movtf_internal): Move near other fp moves.
4113 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4114 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4115 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4116 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4117 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4118 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4119 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4120 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4121 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4122 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4123 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4124 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4125 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4126 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4127 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4128 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4129 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4130 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4131 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4132 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4133 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4134 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4135 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4136 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4137 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4138 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4139 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4140 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4141 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4142 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4143 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4144 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4145 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4146 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4147 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4148 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4149 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4150 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4151 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4152 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4153 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4154 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4155 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4156 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4158 (SSEPUSH, push<SSEPUSH>): Remove.
4159 (MMXPUSH, push<MMXPUSH>): Remove.
4160 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4161 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4162 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4163 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4164 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4165 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4166 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4167 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4168 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4169 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4170 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4171 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4172 (ppro_sse_log_V4SF): Handle sselog1.
4173 * config/i386/predicates.md (const_0_to_1_operand): New.
4174 (const_0_to_255_mul_8_operand): New.
4175 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4176 (const_2_to_3_operand, const_4_to_7_operand): New.
4177 * config/i386/sse.md: New file.
4178 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4179 (sse_movups): Rename from sse_movups_1.
4180 (sse_loadlss): Rename from sse_loadss_1.
4181 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4183 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4184 (absv4sf2, negv2df, absv2df): New.
4185 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4186 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4187 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4188 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4189 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4190 (sse3_addsubv4sf3): Model correctly.
4191 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4192 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4193 (sse_movhlps): Model with vec_select+vec_concat.
4194 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4195 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4196 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4197 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4198 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4199 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4200 sse2_pshufhw_1): Likewise.
4201 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4202 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4203 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4204 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4205 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4206 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4207 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4208 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4209 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4210 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4211 sminv8hi3): Mark commutative
4212 operands. Use ix86_binary_operator_ok.
4213 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4214 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4215 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4216 sse2_punpcklqdq): Allow operand2 in memory.
4217 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4218 sse2_movsd): Add memory alternatives.
4219 (sse_storelps): Turn expander into an insn; split after reload.
4220 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4221 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4223 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4225 * configure.ac (DWARF-2 debug_line): Use objdump.
4226 * configure: Regenerate.
4228 2005-01-08 Jeff Law <law@redhat.com>
4229 Diego Novillo <dnovillo@redhat.com>
4231 PR tree-optimization/18241
4232 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4233 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4234 statements with volatile operands.
4235 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4236 operands after marking a statement with has_volatile_ops.
4238 2005-01-08 Roger Sayle <roger@eyesopen.com>
4240 * tree.c (int_fits_type_p): Always honor integer constant
4241 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4243 2005-01-08 Roger Sayle <roger@eyesopen.com>
4245 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4246 the latent bug in rtl_delete_block has been resolved.
4248 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4250 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4251 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4253 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4255 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4256 library as @multilib_dir@/$(SHLIB_SONAME).
4258 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4260 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4261 * configure: Regenerate.
4263 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4265 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4268 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4271 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4272 Convert non-word aligned offset address using ld/std into
4275 2005-01-07 Richard Henderson <rth@redhat.com>
4277 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4279 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4281 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4283 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4285 PR tree-optimization/19283
4286 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4287 is not shorter than the original type.
4289 PR rtl-optimization/19012
4290 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4292 PR rtl-optimization/18861
4293 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4294 (FULL_STATE): Define.
4295 (mark_tablejump_edge): New function.
4296 (purge_dead_tablejump_edges): New function.
4297 (find_bb_boundaries): Use it.
4299 PR tree-optimization/18828
4300 * builtins.c (expand_builtin_next_arg): Remove argument and all
4301 the argument checking.
4302 (expand_builtin): Adjust caller.
4303 (expand_builtin_va_start): Likewise. Remove error for too many
4305 (fold_builtin_next_arg): Issue error for too many arguments.
4306 After checking arguments, replace them with magic arguments that
4307 prevent further checking of the args.
4309 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4311 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4313 2005-01-06 Roger Sayle <roger@eyesopen.com>
4316 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4317 and %{.S:...} (and their negative variants) to test whether the
4318 input file is assembler or pre-processed-assembler independent of
4319 the actual filename extension.
4321 2005-01-06 Roger Sayle <roger@eyesopen.com>
4323 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4324 of sign or zero extended values.
4326 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4328 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4329 for IBM long double format correctly.
4331 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4333 Fix PR tree-optimization/18792
4335 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4336 to first_loop_depth, and use loop depth instead of loop number.
4337 (build_classic_dir_vector): Ditto.
4338 (compute_data_dependences_for_loop): Use depth, not loop number.
4339 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4340 number. Pass in loops, instead of loop numbers.
4341 (gather_interchange_stats): Ditto.
4342 (linear_transform_loops): Ditto.
4344 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4347 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4348 biv_fits_mode_p, extension_within_bounds_p): New functions.
4349 (check_ext_dependent_givs): Use them.
4351 2005-01-06 Roger Sayle <roger@eyesopen.com>
4353 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4354 more than one barrier, in which case we should delete them all.
4356 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4358 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4360 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4362 Fix PR middle-end/19286
4364 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4365 output this subprogram, simply ignore this attempt to do it again.
4366 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4367 origin attribute if it's not possible.
4368 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4369 (decls_for_scope): Ditto.
4370 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4371 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4373 2005-01-05 Richard Henderson <rth@redhat.com>
4376 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4377 (bdesc_2arg): Use it.
4378 (ix86_expand_binop_builtin): Force operands into registers
4380 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4381 ix86_expand_sse_compare, ix86_expand_sse_comi,
4382 ix86_expand_builtin): Likewise.
4384 2005-01-05 Richard Henderson <rth@redhat.com>
4386 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4388 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4389 (mulv4hi3): Set itanium_class mmmul.
4390 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4391 (fpack): Rename from fpack_sfsf.
4393 2005-01-05 Richard Henderson <rth@redhat.com>
4396 * reload1.c (do_input_reload): Restrict the optimization deleteing
4397 a previous output reload to RELOAD_FOR_INPUT.
4399 2005-01-05 Steven Bosscher <stevenb@suse.de>
4401 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4402 comment that we fall through after case.
4403 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4404 (distribute_links): Likewise.
4405 * cse.c (cse_insn): Likewise.
4406 * cselib.c (cselib_invalidate_mem): Likewise.
4407 * df.c: Update comments at the top of the file.
4408 (read_modify_subreg_p): Update comments here too.
4409 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4410 * flow.c (mark_set_1): Likewise.
4411 (mark_used_regs): Likewise.
4412 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4413 (canon_list_insert): Likewise.
4414 (mark_set): Likewise.
4415 (try_replace_reg): Likewise.
4416 (store_killed_in_insn): Likewise.
4417 * loop.c (count_one_set): Likewise.
4418 (basic_induction_var): Likewise.
4419 * postreload-gcse.c (find_mem_conflicts): Likewise.
4420 * postreload.c (reload_combine_note_store): Likewise.
4421 (move2add_note_store): Likewise.
4422 * reload.c (find_equiv_reg): Likewise.
4423 (mark_referenced_resources): Likewise.
4424 * rtlanal.c (set_noop_p): Likewise.
4425 (note_stores): Likewise.
4426 (note_uses): Likewise.
4427 * sched-deps.c (sched_analyze_1): Likewise.
4428 * sched-rgn.c (check_live_1): Likewise.
4429 (update_live_1): Likewise.
4430 * config/i860/i860.c: Likewise.
4432 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4434 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4436 * doc/rtl.texi: Update documentation for bit-fields and SET.
4438 2005-01-05 Roger Sayle <roger@eyesopen.com>
4440 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4442 2005-01-05 Jan Hubicka <jh@suse.cz>
4443 Richard Henderson <rth@redhat.com>
4446 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4449 2005-01-05 Richard Henderson <rth@redhat.com>
4452 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4453 (sse_shufps): Change operand 3 to const_int_operand.
4454 (sse2_storelps): Fix typo in template.
4455 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4456 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4457 (ix86_expand_builtin): Likewise.
4459 2005-01-05 Julian Brown <julian@codesourcery.com>
4461 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4462 as aggregates for AAPCS ABIs.
4464 2005-01-05 Stan Shebs <shebs@apple.com>
4466 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4467 Mach-O getters if ppc64.
4468 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4470 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4471 signed four-byte field for global code case.
4472 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4474 2005-01-05 Roger Sayle <roger@eyesopen.com>
4477 * c-common.c: Include real.h.
4478 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4479 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4480 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4481 * Makefile.in (c-common.o): Update dependencies.
4483 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4485 * c-parse.in (asm_string): Add trailing semicolon.
4487 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4489 * c-parse.in (asm_string): New. Don't allow wide strings in
4491 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4492 asm_string instead of STRING.
4494 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4496 * c-typeck.c (constructor_no_implicit): Remove.
4497 (set_designator, process_init_element): Don't check
4498 constructor_no_implicit.
4500 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4501 Kaz Kojima <kkojima@gcc.gnu.org>
4504 * lcm.c (create_pre_exit): New.
4505 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4506 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4508 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4510 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4511 -msoft-float in target_float_switch.
4512 * arm.c (arm_override_options): Fix processing of target_float_switch.
4514 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4516 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4519 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4521 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4522 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4524 2005-01-04 Roger Sayle <roger@eyesopen.com>
4526 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4527 if deleting the then-block allows the test-block to fallthru to the
4530 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4533 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4534 after the full declaration if the are in two different TUs.
4536 2005-01-04 Richard Henderson <rth@redhat.com>
4539 * tree-sra.c (generate_one_element_init): Just
4540 call gimplify_and_add.
4541 (generate_element_init): Record the
4542 new referenced variables and mark them for renaming
4543 and split out to ...
4544 (generate_element_init_1): This.
4545 (scalarize_init): Don't call push_gimplify_context/
4546 pop_gimplify_context.
4548 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4550 * toplev.c (get_src_pwd): Handle failure of getpwd().
4552 2005-01-04 Roger Sayle <roger@eyesopen.com>
4554 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4556 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4557 all the cases handled by it are inverted by invert_truthvalue.
4559 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4561 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4562 (save_register_windowsi): Likewise.
4564 2005-01-04 Richard Henderson <rth@redhat.com>
4566 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4568 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4571 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4572 any simplifications of vector mode comparison operators.
4573 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4575 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4576 Devang Patel <dpatel@apple.com>
4578 PR tree-optimization/18308
4579 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4580 the operands before creating a new expression.
4581 * dojump.c (do_jump): Make drop_through_label available
4582 for all cases. Add expansion of COND_EXPR.
4584 2005-01-04 Ira Rosen <irar@il.ibm.com>
4586 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4587 INTEGER_CST instead of TREE_CONSTANT.
4588 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4589 instead of TREE_CONSTANT.
4590 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4591 instead of TREE_CONSTANT.
4593 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4595 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4597 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4600 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4601 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4603 2005-01-03 Richard Henderson <rth@redhat.com>
4605 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4606 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4607 fold_convert_const_real_from_real): Split out from ...
4608 (fold_convert_const): ... here.
4610 2005-01-03 Richard Henderson <rth@redhat.com>
4613 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4614 (mov<MMXMODEI>_internal): Likewise.
4615 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4616 Add V2SF case; use it for SSE1; don't use TI.
4617 (movdf_integer): Likewise.
4618 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4620 2005-01-03 Ira Rosen <irar@il.ibm.com>
4622 * tree-vectorizer.c (vect_strip_conversions): New function.
4623 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4624 check for binary class.
4626 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4630 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4632 * gimple-low.c (mark_blocks_with_used_vars): New function.
4633 (mark_blocks_with_used_subblocks): Ditto.
4634 (mark_used_blocks): Ditto.
4635 (pass_mark_used_blocks): New pass.
4636 * tree-inline.c: Include debug.h.
4637 (expand_call_inline): Call outlining_inline_function here.
4638 * tree-optimize.c (init_tree_optimization_passes): Add
4639 pass_mark_used_blocks.
4640 * tree-pass.h (pass_mark_used_blocks): New.
4641 * Makefile.in (tree-inline.o): Add debug.h dependency.
4643 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4645 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4646 VAR_DECLs to have weak_import attribute.
4648 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4651 2004-01-03 Steven Bosscher <stevenb@suse.de>
4653 * passes.c (rest_of_compilation): Don't run regmove if only
4654 flag_expensive_optimizations, require flag_regmove instead.
4656 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4658 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4660 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4661 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4662 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4663 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4665 2005-01-03 Richard Henderson <rth@redhat.com>
4667 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4668 (ia64_const_ok_for_letter_p): New.
4669 (ia64_const_double_ok_for_letter_p): New.
4670 (ia64_extra_constraint): New.
4671 (ia64_expand_vecint_compare): New.
4672 (ia64_expand_vcondu_v2si): New.
4673 (ia64_expand_vecint_cmov): New.
4674 (ia64_expand_vecint_minmax): New.
4675 (ia64_print_operand): Add 'v'.
4676 (ia64_preferred_reload_class): New.
4677 (ia64_vector_mode_supported_p): New.
4678 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4679 (PREFERRED_RELOAD_CLASS): Move to function.
4680 (CONST_OK_FOR_LETTER_P): Move to function.
4681 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4682 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4683 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4684 (EXTRA_CONSTRAINT): Move to function.
4685 * config/ia64/ia64.md: Include vect.md.
4686 (itanium_class): Add mmalua.
4688 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4690 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4691 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4693 (const_int_2bit_operand): New.
4694 (fr_reg_or_0_operand): New.
4695 * config/ia64/ia64-modes.def: Add vector modes.
4696 * config/ia64/ia64-protos.h: Update.
4697 * config/ia64/vect.md: New file.
4699 2005-01-03 Richard Henderson <rth@redhat.com>
4701 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4703 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4706 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4708 (log1pdf2): Change mode of operands[0,1] to DFmode.
4710 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4712 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4713 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4714 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4715 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4716 SPARC_RELAXED_ORDERING.
4718 2005-01-03 Richard Henderson <rth@redhat.com>
4719 Uros Bizjak <uros@kss-loka.si>
4722 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4723 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4724 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4726 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4727 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4728 const_pow2_1_to_128_operand): New predicates.
4730 2005-01-02 Greg McGary <greg@mcgary.org>
4732 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4734 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4735 object. [ptr_type]: Remove unused variable.
4736 Remember nearest addressable array-element or record-component
4737 when checking bitfield components. Tolerate empty BIND_EXPR.
4739 2005-01-01 Richard Henderson <rth@redhat.com>
4741 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4742 that don't narrow the value. Fail for other conversions.
4744 2005-01-01 Richard Henderson <rth@redhat.com>
4747 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4748 * c-lang.c (finish_file): Don't do it here.
4749 * objc/objc-act.c (objc_finish_file): Likewise.
4751 * cgraph.c (decl_assembler_name_equal): New.
4752 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4753 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4754 * cgraph.h (struct cgraph_varpool_node): Add next.
4755 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4756 * varasm.c (assemble_alias): Mark the target as needed.
4758 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4761 * function.c (get_arg_pointer_save_area): Use entry_of_function
4762 instead of get_insns.
4764 2005-01-01 Roger Sayle <roger@eyesopen.com>
4765 Andrew Pinski <pinskia@physics.uc.edu>
4766 James E. Wilson <wilson@specifixinc.com>
4768 PR rtl-optimization/12092
4769 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4772 2005-01-01 Roger Sayle <roger@eyesopen.com>
4773 Olivier Hainque <hainque@act-europe.fr>
4775 * tree.c (int_fits_type_p): A narrower type always fits in a
4776 wider one, except for negative values into unsigned types.
4778 2005-01-01 Roger Sayle <roger@eyesopen.com>
4780 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4781 with the original constant rather than require TREE_OVERFLOW.
4783 2005-01-01 Steven Bosscher <stevenb@suse.de>
4786 * c-decl.c (finish_function): If compiling C99, annotate the
4787 compiler generated return with the current file name and line 0.
4788 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4789 the source line is greater than 0.
4790 (remove_bb): Likewise.
4792 See ChangeLog.12 for earlier changes.