1 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-cfg.c (fold_cond_expr_cond): New.
4 (make_edges): Call fold_cond_expr_cond.
5 (find_taken_edge): Accept nothing but INTEGER_CST.
6 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11 that do not belong to any basic block.
13 2005-02-21 Jeff Law <law@redhat.com>
15 * cfganal.c (find_unreachable_blocks): Manually CSE load of
18 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
20 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
21 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
22 Adjust their definitions.
23 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
24 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
26 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
27 genautomata.c, langhooks.c, langhooks.h, system.h,
28 config/arm/lib1funcs.asm: Update copyright.
30 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
32 * dbxout.c (dbxout_function_end): Emit Lscope label always.
34 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
37 * doc/install.texi: Document --with-gc.
39 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
41 * simplify-rtx.c (simplify_unary_operation): Add a missing
44 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
46 PR tree-optimization/18663
47 * tree-ssa-dom.c (extract_range_from_cond): Return 0
48 if the type has variable bounds.
50 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
52 * gcse.c: Remove an obsolete comment.
54 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
56 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
58 * doc/extend.texi (Function Attributes) <Attribute const>: The
59 attribute "pure" is below this text, not above.
61 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
63 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
64 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
65 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
67 2005-02-20 Zack Weinberg <zack@codesourcery.com>
70 * langhooks.h (struct lang_hooks): Add to_target_charset.
71 * langhooks.c (lhd_to_target_charset): New function.
72 * langhooks-def.h: Declare lhd_to_target_charset.
73 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
74 (LANG_HOOKS_INITIALIZER): Update.
75 * c-common.c (c_common_to_target_charset): New function.
76 * c-common.h: Declare it.
77 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
78 c_common_to_target_charset.
80 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
81 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
83 * system.h: Poison them.
84 * doc/tm.texi: Don't discuss them.
85 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
86 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
87 (pp_c_char): Do not attempt to generate letter escapes for
89 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
90 * config/mips/mips.c (mips_output_ascii): Likewise.
92 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
94 PR tree-optimization/19951
95 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
98 2005-02-19 Steven Bosscher <stevenb@suse.de>
101 * function.h (struct function): New field `max_loop_depth'.
102 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
103 (flow_loops_find): Reset the max loop depth count before finding loops.
104 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
105 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
106 (calculate_global_regs_live): Make sure the loop will terminate
107 when the initial sets are not empty.
109 2005-02-19 Zack Weinberg <zack@codesourcery.com>
111 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
113 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
115 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
118 * doc/invoke.texi: Remove documentation of %M spec.
120 (init_spec): Remove %M suffix from -lgcc_s.
121 (do_spec_1): Remove 'M' case.
122 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
123 to put shared libraries in the multilib directory. Remove the
124 shlib_so_soname substitution variable. Don't add a multilib encoding
125 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
126 reported by -print-multi-os-directory. Pass @multilib_dir@ to
127 SHLIB_INSTALL as well as SHLIB_LINK.
128 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
129 (SHLIB_NAME): Delete.
130 (SHLIB_DIR): New macro.
131 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
132 (SHLIB_INSTALL): Adjust accordingly.
133 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
134 * config/t-slibgcc-sld: Likewise.
135 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
136 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
137 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
139 (SHLIBUNWIND_INSTALL): Adjust accordingly.
140 * config/i386/t-nwld (SHLIB_SONAME): Delete.
141 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
142 Use @shlib_base_name@ instead of @shlib_so_name@.
143 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
144 and @shlib_base_name@.so in @multilib_dir@.
145 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
147 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
148 (SHLIB_LINK): Remove previous workaround.
149 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
150 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
151 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
153 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
154 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
155 (SHLIB_INSTALL): Adjust accordingly.
156 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
157 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
158 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
159 config/t-slibgcc-elf-ver.
161 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
162 Jakub Jelinek <jakub@redhat.com>
164 PR tree-optimization/19828
165 * tree-ssa-loop-im.c: Add a TODO comment.
166 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
167 without side-effects.
169 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
171 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
174 2005-02-18 James E. Wilson <wilson@specifixinc.com>
176 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
177 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
178 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
180 (ia64_reorg): Delete fixup_errata call.
181 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
182 (TARGET_SWITCHES): Delete -mb-step entry.
184 2005-02-19 Jakub Jelinek <jakub@redhat.com>
187 * c-typeck.c (composite_type): Handle quals in transparent unions.
188 (type_lists_compatible_p): Likewise.
190 2005-02-18 Stan Shebs <shebs@apple.com>
192 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
193 expressions in the .literal8 section.
195 2005-02-18 Geoffrey Keating <geoffk@apple.com>
197 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
199 2005-02-18 Roger Sayle <roger@eyesopen.com>
201 * fold-const.c (constant_boolean_node): Always create values of the
202 specified type, don't bother calling truthvalue_conversion.
204 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
206 * except.c (output_function_exception_table): Call
207 assemble_external_libcall (eh_personality_libfunc).
209 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
212 * config/ia64/ia64.h (struct machine_function): Add state_num.
213 * config/ia64/ia64.c (process_epilogue,
214 process_for_unwind_directive): Use new unwind state numbers each
215 time rather than state 1.
217 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
220 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
221 before the "*llgt_didi" pattern.
223 2005-02-18 Jason Merrill <jason@redhat.com>
225 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
227 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
229 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
230 (div0): Use it in place of ARM_FUNC_ALIAS.
231 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
233 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
236 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
237 access, the lower bound of the array type if it exists.
239 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
242 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
243 cases that are out-of-range for the index type.
245 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
247 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
248 (estimate_case_costs): Don't call convert.
249 * expmed.c (expand_shift): Likewise.
250 (make_tree): Call fold_convert instead of convert.
252 2005-02-18 Jakub Jelinek <jakub@redhat.com>
255 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
256 that ref to be marked MEM_READONLY_P doesn't have base that needs
259 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
261 * genautomata.c (output_get_cpu_unit_code_func,
262 output_cpu_unit_reservation_p): Don't generate old-style function
265 2005-02-18 Jakub Jelinek <jakub@redhat.com>
268 PR tree-optimization/20009
269 * convert.c (convert_to_integer): Revert 2005-02-16 change.
271 PR tree-optimization/18947
272 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
273 inline, remove all nodes that are inlined into the extern inline
276 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
278 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
279 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
280 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
281 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
284 2005-02-17 Roger Sayle <roger@eyesopen.com>
286 PR tree-optimization/19917
287 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
288 to be potentially trapping.
290 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
292 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
294 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
296 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
297 tem becomes a local variable which is set to the value of the
298 back end defined INITIAL_FRAME_ADDRESS macro.
299 (expand_builtin_frame_address): Omit the base parameter to
300 expand_builtin_return_addr.
301 (expand_builtin_profile_func): Likewise.
302 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
303 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
304 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
306 2005-02-17 Jakub Jelinek <jakub@redhat.com>
308 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
309 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
310 * config/frv/frv.c (frv_function_epilogue): Likewise.
312 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
314 * lambda-code (perfect_nestify): Remove mark/unmark
316 * tree-loop-linear.c (linear_transform_loops): Add
317 rewrite_into_ssa call so that ssa is correct for
318 rewriting into loop closed.
320 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
322 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
323 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
325 * bt-load.c (btr_def_live_range, combine_btr_defs,
326 migrate_btr_def, migrate_btr_defs): Likewise.
327 * cfgcleanup.c (thread_jump): Likewise.
328 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
329 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
330 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
331 df_rd_local_compute, df_reg_info_compute): Likewise.
332 * dominance.c (init_dom_info, free_dom_info): Likewise.
333 * flow.c (init_propagate_block_info,
334 free_propagate_block_info): Likewise.
335 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
336 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
337 modify_reg_pav): Likewise.
338 * loop-invariant.c (find_defs, find_invariant_insn,
339 find_invariants, free_inv_motion_data): Likewise.
340 * predict.c (tree_predict_by_opcode,
341 estimate_bb_frequencies): Likewise.
342 * stmt.c (expand_case): Likewise.
343 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
344 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
345 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
346 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
347 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
348 rewrite_ssa_into_ssa): Likewise.
349 * tree-optimize.c (tree_rest_of_compilation): Likewise.
350 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
351 analyze_edges_for_bb, perform_edge_inserts): Likewise.
352 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
353 * tree-sra.c (tree_sra): Likewise.
354 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
355 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
356 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
357 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
358 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
359 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
361 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
362 calculate_live_on_entry, calculate_live_on_exit,
363 build_tree_conflict_graph): Likewise.
364 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
365 record_important_candidates, set_use_iv_cost, find_depends,
366 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
367 tree_ssa_iv_optimize_finalize): Likewise.
368 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
369 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
370 tree_duplicate_loop_to_header_edge): Likewise.
371 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
372 * tree-ssa.c (verify_flow_insensitive_alias_info,
373 verify_name_tags, verify_ssa, init_tree_ssa,
374 delete_tree_ssa): Likewise.
375 * tree-ssanames.c (marked_ssa_names, init_ssanames,
376 fini_ssanames): Likewise.
377 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
379 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
381 * config/rs6000/t-rtems: Completely reworked.
383 2005-02-17 Ira Rosen <irar@il.ibm.com>
385 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
387 2005-02-17 Ira Rosen <irar@il.ibm.com>
389 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
390 POINTER_TYPE_P when checking that type is a pointer.
391 (vect_get_memtag): Remove.
392 (vect_address_analysis): Use POINTER_TYPE_P. Call
393 vect_object_analysis with dummy parameter for memtag.
394 (vect_object_analysis): Extract memtag (functionality that
395 used to be in vect_get_memtag and moved here). Fix printings.
396 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
397 with correct parameters. Remove call to vect_get_memtag.
399 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
401 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
402 (tree-vectorizer.o): Added missing dependencies.
404 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
406 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
407 declaration in tree-vectorizer.c, now has an extern declaration in
409 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
410 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
411 get_vectype_for_scalar_type, vect_is_simple_use,
412 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
413 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
414 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
415 vectorizable_store, vectorizable_operation, vectorizable_assignment,
416 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
417 find_loop_location): Likewise.
419 * tree-vectorizer.c (langhooks.h): #include removed.
420 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
421 moved to tree-vectorized.h.
422 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
423 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
424 get_vectype_for_scalar_type, vect_is_simple_use,
425 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
426 vect_supportable_dr_alignment, new_loop_vec_info,
427 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
428 vect_set_verbosity_level, find_loop_location): Likewise.
430 (vect_analyze_loop): Function externalized. Declaration moved to
431 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
432 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
433 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
434 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
435 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
436 vect_enhance_data_refs_alignment, vect_analyze_operations,
437 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
438 vect_stmt_relevant_p, vect_get_loop_niters,
439 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
440 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
441 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
442 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
443 vect_get_memtag): Likewise.
445 (vectorizable_load): Function externalized. Declaration moved to
446 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
447 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
448 vect_transform_loop): Likewise.
449 (vect_transform_stmt): Moved to tree-vect-transform.c.
450 (vect_align_data_ref, vect_create_destination_var,
451 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
452 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
453 vect_get_vec_def_for_operand, vect_init_vector,
454 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
455 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
456 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
457 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
458 vect_do_peeling_for_loop_bound): Likewise.
460 * tree-vect-analyze.c: New file.
461 * tree-vect-transform.c: New file.
463 2005-02-17 Jason Merrill <jason@redhat.com>
465 PR mudflap/19319, c++/19317
466 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
469 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
471 * doc/install.texi (Specific): Update link for Darwin-specific
474 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
476 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
477 constant_boolean_node.
479 2005-02-16 David Edelsohn <edelsohn@gnu.org>
482 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
483 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
485 2005-02-16 Richard Henderson <rth@redhat.com>
488 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
490 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
491 replace uses with Wtype_MAXp1_F.
492 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
493 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
494 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
495 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
496 and HAVE_TFMODE as appropriate.
497 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
498 (__floatdisf): Likewise.
499 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
500 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
501 (Wtype_MAXp1_F): New.
502 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
503 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
505 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
508 * arm.c (arm_apply_result_size): New function.
509 * arm.h (APPLY_RESULT_SIZE): Define.
510 * arm-protos.h (arm_apply_result_size): Add prototype.
511 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
513 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
514 (call_value_symbol): Remove predicate for operand 0.
515 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
516 (untyped_call): Rework to correclty return values for any type.
517 (untyped_return): New expand.
518 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
520 2005-02-16 Stan Shebs <shebs@apple.com>
522 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
523 * config/rs6000/t-darwin8: New, for 64-bit multilib.
525 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
527 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
528 configure settings on Solaris 7 and later.
530 2005-02-16 Diego Novillo <dnovillo@redhat.com>
532 PR tree-optimization/19865
533 * tree-optimize.c (init_tree_optimization_passes): Run
534 pass_may_alias after pass_sra.
536 2005-02-16 Richard Henderson <rth@redhat.com>
537 Stuart Hastings <stuart@apple.com>
540 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
541 Do nothing if debug info suppressed for this function.
542 (dbxout_begin_function): Early exit if debug info suppressed for
545 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
548 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
550 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
552 PR tree-optimization/19967
553 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
554 expand_builtin_strchr, expand_builtin_strrchr): Take a new
555 argument TYPE. Adjust calls to fold_builtin_XXX.
556 (expand_builtin, fold_builtin_1): Adjust calls to
558 (fold_builtin_strchr, fold_builtin_strpbrk,
559 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
560 result to a requested type TYPE.
562 2005-02-16 Jakub Jelinek <jakub@redhat.com>
565 * fold-const.c (fold): Don't optimize (T)(x & cst) to
566 (T)x & (T)cst if (T)cst overflows.
567 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
568 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
570 2005-02-15 Jeff Law <law@redhat.com>
572 * gcse.c (blocks_with_calls): New bitmap.
573 (alloc_gcse_mem): Allocate it.
574 (free_gcse_mem): Free it.
575 (clear_modifY_mem_tables): Clear it.
576 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
577 when we encounter CALL_INSNs.
578 (compute_transp, case MEM): Handle blocks with calls separate
579 from blocks without calls. Use bitmap iterators rather than
582 2005-02-15 Peter O'Gorman <peter@pogma.com>
585 * mklibgcc.in (vis_hide): Use a temporary object file, not
588 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
591 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
594 2005-02-15 David Edelsohn <edelsohn@gnu.org>
595 Alan Modra <amodra@bigpond.net.au>
598 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
599 (_xlqsub): Rename to __gcc_qsub.
600 (_xlqmul): Rename to __gcc_qmul.
601 (_xlqdiv): Rename to __gcc_qdiv.
602 Provide versioned symbol aliases with old names.
603 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
604 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
605 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
606 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
607 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
609 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
611 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
612 Fold ~(A - 1) and ~(A + -1) to -A.
614 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
618 * config/host-linux.c (linux_gt_pch_use_address): Copy from
619 config/pa/pa-host.c:pa_gt_pch_use_address.
621 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
623 * tree-vn.c (get_value_handle): Make sure that given an
624 is_gimple_min_invariant expression, we always return it.
626 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
628 * passes.c (rest_of_handle_gcse): Fix a comment.
630 2005-02-15 Jeff Law <law@redhat.com>
632 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
634 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
635 (canon_list_insert, record_last_mem_set_info): Similarly.
636 (clear_modify_mem_tables): Similarly.
638 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
640 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
641 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
642 config/mips/mips.md, config/rs6000/aix.h,
643 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
645 2005-02-15 Richard Henderson <rth@redhat.com>
647 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
648 call to be best_edge.
650 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
652 * basic-block.h: Adjust the prototype for find_basic_blocks.
653 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
654 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
657 * flow.c (recompute_reg_usage): Remove all arguments.
658 * passes.c (rest_of_compilation): Adjust the call to
660 * rtl.h: Adjust the prototype for recompute_reg_usage.
662 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
664 * tree-dump.c (dump_files): Update to reflect new member
666 (dump_register): Add new argument.
668 (dump_switch_p_1): Check against glob name if doglob was passed.
669 (dump_switch_p): Check against regular first, then glob if
670 we didn't have any hits on the dump name.
671 * tree-optimize.c (register_one_dump_file):
672 Pass in glob name as well.
673 * tree-pass.h (struct dump_file_info): Add glob
676 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
678 PR preprocessor/16323
679 * doc/invoke.texi: Document that -Wendif-labels is on by default.
681 2005-02-14 David Edelsohn <edelsohn@gnu.org>
684 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
685 (trunctfdf2_internal1): New.
686 (trunctfdf2_internal2): Renamed from trunctfdf2.
688 2005-02-14 Diego Novillo <dnovillo@redhat.com>
690 PR tree-optimization/19853
691 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
693 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
695 * passes.c (rest_of_handle_loop_optimize): Remove calls to
696 delete_dead_jumptables and cleanup_cfg.
698 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
700 * reload.c (find_reloads): Swap address_reloaded flags when
701 swapping commutative operands.
703 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
705 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
706 Use standard_iv_increment_position for computing the bsi position
708 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
711 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
714 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
715 life range of hard registers.
716 * value-prof.c (insn_prefetch_values_to_profile): Only
719 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
722 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
724 * bitmap.h (bitmap_and_compl_into): Return bool.
725 * bitmap.c (bitmap_and_compl_into): Return changed flag.
727 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
729 PR tree-optimization/19944
730 * fold-const.c (fold): Re-add ABS_EXPR folding.
732 2005-02-13 David Edelsohn <edelsohn@gnu.org>
735 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
736 {TARGET,MASK}_XL_COMPAT.
737 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
739 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
740 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
742 (rs6000_arg_partial_bytes): Same.
743 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
744 and XL compatibility enabled.
745 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
746 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
747 test to final condition.
748 (cmptf_internal2): New.
749 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
750 xl-compat. Add TFmode information to description.
752 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
754 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
756 2005-02-13 Jason Merrill <jason@redhat.com>
759 * fold-const.c (fold_indirect_ref_1): Split out from...
760 (build_fold_indirect_ref): Here.
761 (fold_indirect_ref): New fn.
762 * tree.h: Declare it.
763 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
764 (gimplify_modify_expr_rhs): Likewise.
765 (gimplify_expr): Likewise.
767 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
769 PR tree-optimization/14303
770 PR tree-optimization/15784
771 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
772 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
773 ABS_EXPR<x> != 0 to x != 0.
775 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
777 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
778 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
779 spelling conventions.
781 * passes.c (rest_of_handle_gcse): Don't run cse_main and
782 delete_trivially_dead_insns too many times.
784 * passes.c (rest_of_handle_gcse): Remove dead assignments to
787 2005-02-12 Ira Rosen <irar@il.ibm.com>
789 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
790 (vect_is_simple_iv_evolution): Remove redundant parameter
792 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
793 without last parameter.
794 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
795 Return pointer step. Call vect_is_simple_iv_evolution without
796 last parameter. Check only that the step is multiple of size
797 type. Remove stmt_vinfo updates.
798 (vect_get_memtag_and_dr): Remove.
799 (vect_get_memtag): New function.
800 (vect_address_analysis): New function.
801 (vect_object_analysis): New function.
802 (vect_analyze_data_refs): Call vect_object_analysis and
803 vect_get_memtag. Update stmt_vinfo fields.
805 2005-02-12 Ira Rosen <irar@il.ibm.com>
807 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
808 exist and are objects. Remove checks for pointer.
809 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
810 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
811 (vect_create_data_ref_ptr): Likewise.
812 (vect_base_addr_differ_p): New function.
813 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
814 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
815 Don't set the DR_BASE_NAME field of data-ref.
816 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
818 2005-02-12 Uros Bizjak <uros@kss-loka.si>
820 * optabs.h (enum optab_index): Add new OTI_ldexp.
821 (ldexp_optab): Define corresponding macro.
822 * optabs.c (init_optabs): Initialize ldexp_optab.
823 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
825 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
827 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
828 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
830 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
831 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
834 2005-02-12 Ira Rosen <irar@il.ibm.com>
836 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
838 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
840 (vect_get_base_and_offset): Always return an address.
841 (vect_create_addr_base_for_vector_ref): Remove treatment for
842 different data reference types.
843 (vect_compute_data_ref_alignment): Rename base to base_address in
844 stmt_vec_info. Get the object in order to force its alignment.
845 (vect_get_memtag_and_dr): Rename base to base_address in
846 stmt_vec_info. Extract the object for memtag analysis.
848 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
851 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
852 changes cc_status, use apply modified_in_p to part of cc_status
853 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
856 2005-02-11 Richard Henderson <rth@redhat.com>
858 * tree-complex.c (expand_complex_libcall): New.
859 (expand_complex_multiplication): Use it for c99 compliance.
860 (expand_complex_division): Likewise.
861 * fold-const.c (fold_complex_add, fold_complex_mult): New.
863 * builtins.c (built_in_names): Remove const.
864 * tree.c (build_common_builtin_nodes): Build complex arithmetic
866 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
867 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
868 (built_in_names): Remove const.
869 * c-common.c (c_common_type_for_mode): Handle complex modes.
870 * flags.h, toplev.c (flag_complex_method): Rename from
871 flag_complex_divide_method.
872 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
873 __mulsc3, __muldc3, __mulxc3, __multc3): New.
874 * libgcc2.h: Declare them.
875 * libgcc-std.ver: Export them.
876 * mklibgcc.in (lib2funcs): Build them.
878 2005-02-11 Steven Bosscher <stevenb@suse.de>
880 PR tree-optimization/19876
881 Partially revert my change from 2005-01-14
882 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
883 (compute_antic): ...and remove the loop here.
885 2005-02-11 Jakub Jelinek <jakub@redhat.com>
888 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
889 is number of inner's bits, avoid creating a BIT_FIELD_REF.
891 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
892 crtend.o if -pie. Use %{x:a;:b} spec syntax.
894 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
896 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
897 offsets for the big-endian 32-bit case.
899 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
901 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
903 2005-02-11 Dale Johannesen <dalej@apple.com>
905 * cselib.c (cselib_process_insn): Clear out regs where
906 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
907 * reload.c (find_equiv_reg): Ditto.
909 2005-02-11 Ian Lance Taylor <ian@airs.com>
911 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
914 * tree.c (build_function_type_list): Work correctly if there are
917 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
919 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
920 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
921 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
922 TARGET_ZARCH instead of TARGET_64BIT.
924 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
926 * config/rs6000/t-rtems:
927 (MULTILIB_OPTIONS): Remove mcpu=602.
928 (MUTLILIB_DIRNAMES): Remove m602.
929 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
930 Let mcpu=602 match mcpu=603.
931 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
933 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
938 2005-02-10 David Daney <ddaney@avtrex.com>
940 * config/alpha/linux-unwind.h: Add exception clause to copyright.
941 * config/i386/linux-unwind.h: Likewise.
942 * config/ia64/linux-unwind.h: Likewise.
943 * config/mips/linux-unwind.h: Likewise.
944 * config/pa/linux-unwind.h: Likewise.
945 * config/rs6000/linux-unwind.h: Likewise.
946 * config/s390/linux-unwind.h: Likewise.
947 * config/sh/linux-unwind.h: Likewise.
948 * config/sparc/linux-unwind.h: Likewise.
950 2005-02-10 Steven Bosscher <stevenb@suse.de>
952 PR tree-optimization/17549
953 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
954 TER to replace a DEF with its expression if the DEF and the
955 rhs of the expression we replace into have the same root
958 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
960 * config/mips/mips.md: Fix the placement of the match_scratch in the
963 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
965 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
968 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
970 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
971 (strip_offset): Handle addresses.
972 (add_address_candidates): Use strip_offset.
973 (difference_cost): Reflect strip_offset change.
974 (force_var_cost, difference_cost): Strip nops.
976 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
978 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
980 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
981 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
982 config/cris/cris-protos.h, config/cris/cris.c: Update
985 2005-02-10 Jeff Law <law@redhat.com>
987 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
988 (lookup_avail_expr): Similarly.
990 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
992 * builtins.c (fold_builtin_powi): New function.
993 (fold_builtin_1): Call it.
995 2005-02-10 Steven Bosscher <stevenb@suse.de>
997 PR documentation/19309
998 * doc/cpp.texi: The __GNUC__ and related predefined macros
999 are also defined for the "standalone" cpp.
1000 Some non-GCC compilers may also define __GNUC__.
1002 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1005 * c-typeck.c (common_type): New routine. Old common_type renamed
1007 (c_common_type): ...this.
1008 (build_conditional_expr, build_binary_op): Use c_common_type instead
1011 2005-02-10 Steven Bosscher <stevenb@suse.de>
1013 * doc/md.texi: Replace @samp{length} with @code{length}.
1015 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1017 PR tree-optimization/18687
1018 * tree-flow.h (find_loop_niter): Declare.
1019 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1020 Try using scev even for loops with more than one exit.
1021 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1022 (struct ivopts_data): Added niters field.
1023 (struct nfe_cache_elt): New.
1024 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1026 (tree_ssa_iv_optimize_init): Initialize niters cache.
1027 (determine_number_of_iterations): Removed.
1028 (find_induction_variables): Do not call determine_number_of_iterations.
1029 Access niters for single exit through niter_for_single_dom_exit.
1030 (add_iv_outer_candidates): Access niters for single exit through
1031 niter_for_single_dom_exit.
1032 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1033 number_of_iterations_cond.
1034 (iv_period): New function.
1035 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1036 (may_replace_final_value): Take data argument. Use
1037 niter_for_single_dom_exit.
1038 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1039 (rewrite_use_compare): Pass data to may_eliminate_iv.
1040 (rewrite_use_outer): Pass data to may_replace_final_value.
1041 (free_loop_data): Clean up the niters cache.
1042 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1043 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1044 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1045 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1046 (num_ending_zeros): Moved to tree.c.
1047 * tree.h (num_ending_zeros): Declare.
1048 * tree.c (num_ending_zeros): Moved from tree.c.
1050 2005-02-09 Richard Henderson <rth@redhat.com>
1052 * builtins.c (DEF_BUILTIN): Add COND argument.
1053 * tree.h (DEF_BUILTIN): Likewise.
1054 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1055 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1057 (DEF_BUILTIN_STUB): New.
1058 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1059 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1060 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1061 * c-common.c (DEF_BUILTIN): Add COND argument.
1062 * tree.c (local_define_builtin): New.
1063 (build_common_builtin_nodes): New.
1065 2005-02-09 Roger Sayle <roger@eyesopen.com>
1067 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1068 floating point expression ignoring the sign of the result.
1069 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1070 (fold) <MULT_EXPR>: Use it to simplify x*x.
1071 * tree.h (fold_strip_sign_ops): Prototype here.
1072 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1073 argument. Use fold_strip_sign_ops to simplify the first argument.
1074 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1075 first argument when the second argument is an even integer
1076 constant, but only with -funsafe_math_optimizations.
1077 (fold_builtin_1): Update call to fold_builtin_copysign.
1079 2005-02-09 Ian Lance Taylor <ian@airs.com>
1082 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1083 just check whether EH_FILTER_FAILURE falls through.
1085 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1087 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1088 insns return to ready list in the next turn.
1090 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1093 * builtins.def: New __builtin_powi[lf].
1094 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1095 (expand_builtin_powi): New function.
1096 (expand_builtin): Dispatch to expand_builtin_powi.
1097 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1098 * libgcc2.c: Add __builtin_powi[lf] implementation.
1099 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1100 * optabs.h: Add powi_optab.
1101 * optabs.c (init_optabs): Initialize powi_optab.
1102 * doc/extend.texi: Document __builtin_powi[lf].
1104 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1106 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1109 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1112 * fold-const.c (try_move_mult_to_index): Remove redundant
1113 type argument. Create ADDR_EXPR with correct type.
1114 (fold): Update callers of try_move_mult_to_index. Convert
1115 result to the appropriate type.
1117 2005-02-09 Roger Sayle <roger@eyesopen.com>
1120 * config/avr/avr.c (default_rtx_costs): Delete.
1121 (avr_operand_rtx_cost): New function.
1122 (avr_rtx_costs): Completely rewrite.
1124 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1127 * config/cris/cris.c (in_code): New variable.
1128 (cris_output_addr_const): Now a static function, a wrapper for
1130 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1131 case from old cris_output_addr_const.
1132 (cris_asm_output_label_ref): Similar for LABEL_REF.
1133 (cris_output_addr_const_extra): Similar for UNSPEC.
1134 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1135 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1136 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1138 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1139 (cris_asm_output_label_ref): Declare.
1141 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1143 PR preprocessor/19801
1144 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1145 filenames that changed when libcpp was moved to the toplevel.
1147 2005-02-07 Roger Sayle <roger@eyesopen.com>
1149 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1150 zero extensions of BImode operands. Call lowpart_subreg instead
1151 of gen_lowpart_common and gen_lowpart_SUBREG.
1153 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1156 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1157 * configure.ac: Set cc_for_cross_gnattools.
1158 * configure: Regenerate.
1160 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1163 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1165 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1168 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1169 of nested functions.
1171 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1173 * doc/extend.texi: Document deprecated extensions allowing
1174 static floating-point members to have initializers and allowing
1175 floating-point literals in integral constant expressions.
1177 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1179 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1180 config/darwin7.h, config/mips/mips.c,
1181 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1184 * cse.c: Update comments.
1186 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1189 * builtins.c (fold_builtin_sqrt): Transform
1190 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1193 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1194 Dorit Naishlos <dorit@il.ibm.com>
1196 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1197 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1198 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1200 * tree.h (vect_set_verbosity_level): New extern function declaration
1202 * tree-vectorizer.h (verbosity_levels): New enum type.
1203 * tree-vectorizer.c (vect_debug_stats): Function removed.
1204 (vect_debug_details): Likewise.
1205 (vect_verbosity_level): Global variable was defined and initialized.
1206 (vect_dump): Global variable definition.
1207 (vect_print_dump_info): New function.
1208 (vect_set_dump_settings): New function.
1209 (vect_set_verbosity_level): New function.
1210 (vectorize_loops): Add call to vect_set_dump_settings.
1212 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1213 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1214 (slpeel_tree_peel_loop_to_edge): Likewise.
1216 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1217 appropriate verbosity level instead of call to vect_debug_details
1218 or vect_debug_stats.
1219 (vect_get_base_and_offset):
1220 (vect_create_addr_base_for_vector_ref):
1221 (get_vectype_for_scalar_type):
1222 (vect_create_data_ref_ptr):
1224 (vect_get_vec_def_for_operand):
1225 (vect_finish_stmt_generation):
1226 (vectorizable_assignment):
1227 (vectorizable_operation):
1228 (vectorizable_store):
1229 (vectorizable_load):
1230 (vect_transform_stmt):
1231 (vect_update_ivs_after_vectorizer):
1232 (vect_do_peeling_for_loop_bound):
1233 (vect_update_inits_of_drs):
1234 (vect_do_peeling_for_alignment):
1235 (vect_transform_loop):
1236 (vect_is_simple_use):
1237 (vect_analyze_operations):
1238 (vect_is_simple_iv_evolution):
1239 (vect_analyze_scalar_cycles):
1240 (vect_analyze_data_ref_dependence):
1241 (vect_analyze_data_ref_dependences):
1242 (vect_compute_data_ref_alignment):
1243 (vect_enhance_data_refs_alignment):
1244 (vect_analyze_data_refs_alignment):
1245 (vect_analyze_data_ref_access):
1246 (vect_analyze_data_ref_accesses):
1247 (vect_analyze_pointer_ref_access):
1248 (vect_get_memtag_and_dr):
1249 (vect_analyze_data_refs):
1250 (vect_mark_relevant):
1251 (vect_stmt_relevant_p):
1252 (vect_mark_stmts_to_be_vectorized):
1253 (vect_can_advance_ivs_p):
1254 (vect_get_loop_niters):
1255 (vect_analyze_loop_form):
1256 (vect_analyze_loop):
1257 (vectorize_loops): Likewise.
1259 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1260 (vect_update_inits_of_drs):
1261 (vect_do_peeling_for_alignment):
1262 (vect_transform_loop):
1263 (vect_analyze_operations):
1264 (vect_analyze_scalar_cycles):
1265 (vect_analyze_data_ref_dependences):
1266 (vect_analyze_data_refs_alignment):
1267 (vect_analyze_data_ref_accesses):
1268 (vect_analyze_data_refs):
1269 (vect_mark_stmts_to_be_vectorized):
1270 (vect_get_loop_niters):
1271 (vect_analyze_loop_form):
1272 (vect_analyze_loop): Likewise.
1273 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1275 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1279 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1280 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1281 either -ffast-math or -funsafe-math-optimizations is in use.
1283 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1284 * config/mips/irix-csr.c: New file.
1285 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1286 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1287 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1290 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1292 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1293 redundant, incorrect definitions.
1295 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1297 ("*tls_indirect_call"): New, reference hard regs directly.
1298 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1300 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1302 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1303 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1305 2005-02-06 Roger Sayle <roger@eyesopen.com>
1307 PR rtl-optimization/19800
1308 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1309 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1312 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1314 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1316 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1319 * doc/invoke.texi: Correct documentation of -freorder-functions.
1321 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1324 * doc/invoke.texi: Don't mention gccbug.
1326 2005-02-06 Roger Sayle <roger@eyesopen.com>
1327 Andrew Pinski <pinskia@physics.uc.edu>
1328 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1330 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1331 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1332 into just (zero_extract:SI FOO (const_int 1) BAR).
1334 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1336 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1337 macro locally. Don't give last revision date. Use GCC version
1338 number from gcc-common.texi.
1339 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1340 revision date. Use GCC version number from gcc-common.texi.
1341 Describe being a library as current state rather than as 3.x
1343 * doc/gcc.texi: Remove last update date.
1344 * doc/gccint.texi: Likewise. Update copyright dates.
1345 * doc/install.texi: Update copyright dates.
1347 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1350 * doc/invoke.texi: Mention for each option included in -Wall that
1351 it is included in -Wall.
1352 * doc/gcc.texi: Update copyright and last modification date.
1354 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1356 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1357 unnecessary cast to original induction variable increments.
1359 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1361 PR tree-optimization/18219
1362 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1363 in distributed form.
1365 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1367 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1368 Set bitpos and offset later in the function. Do nothing if the
1369 target is a register and if the bitfield lies completely outside
1371 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1372 here. Return an uninitialised register if the source value is stored
1373 in a register and the bitfield lies completely outside that register.
1375 2005-02-06 Steven Bosscher <stevenb@suse.de>
1377 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1380 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1382 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1384 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1386 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1387 * config/darwin8.h: New.
1388 * config/darwin7.h: Update comment.
1390 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1391 Dorit Naishlos <dorit@il.ibm.com>
1393 * tree-vectorizer.h (LOC): New type.
1394 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1395 (loop_line_number): New field in struct _loop_vec_info.
1396 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1398 * tree-vectorizer.c (input.h): Included.
1399 (find_loop_location): New function.
1400 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1401 loop line number removed.
1402 (vect_debug_details): Likewise.
1403 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1405 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1406 call to vect_debug_details/stats changed from loop to loop_loc.
1407 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1408 (slpeel_tree_peel_loop_to_edge): Likewise.
1410 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1411 changed from NULL to UNKNOWN_LOC.
1412 (vect_get_base_and_offset):
1413 (vect_create_addr_base_for_vector_ref):
1414 (get_vectype_for_scalar_type):
1415 (vect_create_data_ref_ptr):
1417 (vect_get_vec_def_for_operand):
1418 (vect_finish_stmt_generation):
1419 (vectorizable_assignment):
1420 (vectorizable_operation):
1421 (vectorizable_store):
1422 (vectorizable_load):
1423 (vect_transform_stmt):
1424 (vect_update_ivs_after_vectorizer):
1425 (vect_do_peeling_for_loop_bound):
1426 (vect_do_peeling_for_alignment):
1427 (vect_transform_loop):
1428 (vect_is_simple_use):
1429 (vect_analyze_operations):
1430 (vect_is_simple_iv_evolution):
1431 (vect_analyze_scalar_cycles):
1432 (vect_analyze_data_ref_dependences):
1433 (vect_compute_data_ref_alignment):
1434 (vect_enhance_data_refs_alignment):
1435 (vect_analyze_data_ref_access):
1436 (vect_analyze_data_ref_accesses):
1437 (vect_analyze_pointer_ref_access):
1438 (vect_get_memtag_and_dr):
1439 (vect_analyze_data_refs):
1440 (vect_mark_relevant):
1441 (vect_stmt_relevant_p):
1442 (vect_mark_stmts_to_be_vectorized):
1443 (vect_can_advance_ivs_p):
1444 (vect_get_loop_niters):
1445 (vect_analyze_loop):
1446 (vectorize_loops): Likewise.
1448 (vectorizable_load): Argument in call to vect_debug_details/stats
1449 changed from loop to LOOP_LOC (loop_vinfo).
1450 (vect_transform_loop):
1451 (vect_analyze_operations):
1452 (vect_analyze_scalar_cycles):
1453 (vect_analyze_data_ref_dependence):
1454 (vect_enhance_data_refs_alignment):
1455 (vect_analyze_data_ref_accesses):
1456 (vect_analyze_pointer_ref_access):
1457 (vect_analyze_data_refs):
1458 (vect_analyze_loop): Likewise.
1460 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1461 changed from loop to loop_loc.
1463 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1465 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1466 Dorit Naishlos <dorit@il.ibm.com>
1468 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1470 (vect_analyze_data_ref_dependences): Likewise.
1472 (vect_is_simple_use): Argument changed from loop structure to
1473 loop_vect_info structure.
1474 (vect_can_advance_ivs_p): Likewise.
1475 (vect_create_index_for_vector_ref): Likewise.
1476 (vect_update_ivs_after_vectorizer): Likewise.
1477 (new_stmt_vec_info): Likewise.
1479 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1480 changed from loop to loop_vinfo.
1481 (vect_create_data_ref_ptr): First argument in call to
1482 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1483 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1484 was changed from loop to loop_vinfo.
1485 (vectorizable_operation): Likewise.
1486 (vectorizable_store): Likewise.
1487 (vect_mark_stmts_to_be_vectorized): Likewise.
1488 (vect_do_peeling_for_loop_bound): First argument in call to
1489 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1490 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1491 was changed from loop to loop_vinfo.
1492 (vect_analyze_data_ref_dependences): Third argument in call to
1493 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1495 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1496 (vect_create_data_ref_ptr): Likewise.
1497 (vect_init_vector): Likewise.
1498 (vect_get_vec_def_for_operand): Likewise.
1499 (vectorizable_assignment): Likewise.
1500 (vectorizable_operation): Likewise.
1501 (vectorizable_store): Likewise.
1502 (vectorizable_load): Likewise.
1503 (vect_update_ivs_after_vectorizer): Likewise.
1504 (vect_is_simple_use): Likewise.
1505 (vect_analyze_data_ref_dependence): Likewise.
1506 (vect_analyze_pointer_ref_access): Likewise.
1507 (vect_can_advance_ivs_p): Likewise.
1509 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1510 before _stmt_vec_info.
1511 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1512 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1513 (new_stmt_vec_info): Argument changed from loop structure to
1514 loop_vect_info structure
1516 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1517 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1518 (vect_create_addr_base_for_vector_ref): Likewise.
1519 (vect_analyze_pointer_ref_access): Likewise.
1521 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1524 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1525 phi flag if the phi is abnormal.
1527 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1530 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1531 information for the new statement.
1533 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1536 * gcc.c (main): Include the target in -v output.
1538 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1540 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1541 Do not drop the extend if we'd have to add a paradoxical subreg
1542 later. Include optabs.h and insn-codes.h.
1543 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1545 2005-02-02 Roger Sayle <roger@eyesopen.com>
1548 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1549 * fold-const.c (const_binop): Avoid constant folding floating
1550 point operations in modes that use composite representations.
1551 * simplify-rtx.c (simplify_binary_operation): Likewise.
1553 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1555 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1557 (altivec_dstt): Likewise.
1558 (altivec_dstst): Likewise.
1559 (altivec_dststt): Likewise.
1560 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1563 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1565 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1566 EXPR_LOCUS from orig_cond to the new cond_stmt.
1567 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1570 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1572 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1573 standard_iv_increment_position. Remove call to bsi_next
1574 (no need to bump the iterator anymore).
1575 (vect_create_index_for_vector_ref): Call
1576 standard_iv_increment_position. Remove second function argument.
1577 (vect_finish_stmt_generation): Remove call to bsi_next
1578 (no need to bump the iterator anymore).
1579 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1580 to vect_create_index_for_vector_ref.
1582 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1584 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1585 phis are used out of the loop.
1587 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1590 * c-decl.c (undef_nested_function): New variable.
1591 (pop_scope): Diagnose undefined nested functions.
1592 (finish_function): Don't attempt cgraph processing or genericizing
1593 if current top-level function contained an undefined nested
1594 function. Reset undef_nested_function at the end of a top-level
1597 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1599 * tree.c (build_int_cst_type): Take sign of the value into account
1600 when deciding whether sign extend the value.
1602 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1605 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1606 (cpp_options, cc1_options): Change %{std*&ansi} to
1607 %{std*&ansi&trigraphs}.
1609 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1611 * cse.c: Update comments.
1613 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1615 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1616 arguments go on the stack. Do not put complex doubles in odd/even
1619 2005-02-02 Steven Bosscher <stevenb@suse.de>
1621 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1622 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1623 -ftree-pre, and -fthread-jumps.
1625 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1627 PR tree-optimization/19578
1628 * tree-flow.h (modified_noreturn_calls): Declare.
1629 (noreturn_call_p): Declare.
1630 * tree-flow-inline.h (noreturn_call_p): New function.
1631 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1632 * tree-cfg.c (modified_noreturn_calls): New variable.
1633 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1634 that contain a mid-block noreturn call.
1635 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1637 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1639 * df.c (df_def_record_1, df_uses_record): Don't use
1641 * df.h (DF_FOR_REGALLOC): Remove.
1643 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1646 * c-typeck.c (really_start_incremental_init): Reset
1647 constructor_max_index for arrays of incomplete type.
1649 2005-02-02 Jeff Law <law@redhat.com>
1651 * gcse.c (struct reg_set): Store the block index where the register
1652 was set rather than the setting insn.
1653 (record_one_set, compute_transp): Corresponding changes.
1654 (pre_insert_copy_insn): Do not call replace_one_set.
1655 (replace_one_set): Remove.
1657 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1660 * doc/gcov.texi: Fix typo.
1662 2005-02-01 Richard Henderson <rth@redhat.com
1665 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1666 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1668 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1669 * config/i386/i386-protos.h: Update.
1671 2005-02-01 Steven Bosscher <stevenb@suse.de>
1673 PR tree-optimization/19217
1674 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1675 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1676 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1677 that it is walking a PHI node.
1679 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1681 * doc/extend.texi (Nested Functions): Update.
1683 2005-02-01 Richard Henderson <rth@redhat.com>
1686 * optabs.c (expand_copysign_absneg): Export.
1687 * optabs.h (expand_copysign_absneg): Declare.
1688 * config/rs6000/rs6000.md (copysigntf3): New.
1690 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1692 PR tree-optimization/19633
1693 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1694 * tree-ssa-alias.c (init_alias_info): Initialize.
1695 (merge_pointed_to_info): Set.
1696 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1697 (dump_points_to_info_for): Show value of pt_null.
1698 (struct count_ptr_d): Declare.
1699 (find_ptr_dereference): Remove.
1700 (ptr_is_dereferenced_by): Remove.
1701 (count_ptr_derefs): New local function.
1702 (count_uses_and_derefs): New local function.
1703 (compute_points_to_and_addr_escape): Call it. If the number
1704 of dereferences is greater than zero, mark the pointer as
1705 dereferenced. If there are fewer dereferences than uses of
1706 the pointer, the pointer's value escapes.
1708 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1710 PR tree-optimization/19670
1711 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1713 (verify_use): ... set it here, instead.
1715 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1717 * doc/sourcebuild.texi (Test directives): Fix formatting.
1719 * doc/sourcebuild.texi (Test directives): Describe selector
1722 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1724 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1725 specific 64-bit CPUs.
1727 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1730 * arm.c (arm_eliminable_register): New function.
1731 (adjacent_mem_locations): Don't allow eliminable registers. Use
1732 HOST_WIDE_INT for address offsets.
1733 * arm-protos.h (arm_eliminable_register): Add prototype.
1735 2005-02-01 Steven Bosscher <stevenb@suse.de>
1737 PR optimization/15242
1738 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1739 * basic-block.h (duplicate_computed_gotos): Add prototype.
1740 * bb-reorder.c (duplicate_computed_gotos): New function to
1741 duplicate sufficiently small blocks ending in a computed jump.
1742 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1743 if not optimizing for size.
1744 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1745 never do tail merging for blocks ending in a computed jump.
1746 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1748 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1750 Patch from Richard Sandiford <rsandifo@redhat.com>
1751 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1752 from inheriting a subreg equivalence with a non-spill register.
1754 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1756 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1758 * config/frv/frv.c (movcc_fp_destination_operand): New.
1759 (gpr_or_memory_operand): Fix typo in comment.
1760 (gpr_or_memory_operand_with_scratch): New.
1761 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1762 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1763 movcc_fp_destination_operand.
1764 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1765 Legitimize memory addresses using a scratch register.
1767 2005-01-31 Jeff Law <law@redhat.com>
1769 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1770 bitmap a sparse bitmap instead of a simple bitmap.
1771 (mark_def_sites_initialize_block): Corresponding changes.
1772 (ssa_mark_def_sites_initialize_block): Likewise.
1773 (ssa_mark_phi_uses): Likewise.
1774 (mark_def_site, ssa_mark_def_sites): Likewise.
1775 (mark_def_site_blocks): Likewise.
1776 (rewrite_ssa_into_ssa): Likewise.
1778 * tree-ssa-dom.c (record_cond): Pass correct variable type
1779 for last argument to htab_find_slot_with_hash.
1781 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1782 effects when optimizing 0 % X. Do not try to optimize X % 0.
1784 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1786 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1789 2005-02-01 Eric Christopher <echristo@redhat.com>
1791 * config/mips/mips.c (override_options): Warn if -mint64
1793 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1796 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1798 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1800 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1801 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1802 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1803 (cached_regno): Initialize to INVALID_REGNUM.
1804 (cse_reg_info_table_size,
1805 cse_reg_info_table_first_uninitialized,
1806 cse_reg_info_timestamp): New.
1807 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1809 (init_cse_reg_info, get_cse_reg_info_1): New.
1810 (get_cse_reg_info): Cache the last look-up.
1811 (new_basic_block): Update the code to clear mappings from
1812 registers to cse_reg_info entries.
1813 (cse_main): Call init_cse_reg_info.
1815 * cse.c (get_cse_reg_info): Update a comment.
1817 2005-01-31 Steven Bosscher <stevenb@suse.de>
1820 * c-decl.c (start_decl): Do not warn about arrays of elements with
1821 an incomplete type here.
1822 (grokdeclarator): Do it here by making a pedwarn an error.
1823 * c-typeck.c (push_init_level): If there were previous errors with
1824 the constructor type, do not warn about braces for initializers.
1825 (process_init_element): Likewise for excess initializer elements.
1827 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1829 * cse.c (delete_trivially_dead_insn): Don't iterate.
1831 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1833 * config/rs6000/rs6000.md (copysignsf3): New expand.
1834 (copysigndf3): Likewise.
1836 2005-01-31 Steven Bosscher <stevenb@suse.de>
1838 * recog.c (constrain_operands): Only look for earlyclobber operand
1839 conflicts if an '&' constraint was seen.
1841 2005-01-31 Marc Espie <espie@openbsd.org>
1843 * config.gcc: Don't include embedded systems fragment, switches default
1844 debugging format to ELF.
1845 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1846 longer pick it up there.
1848 2005-01-31 Dale Johannesen <dalej@apple.com>
1850 * doc/extend.texi (nested functions): Fix linkage description.
1851 Clarify that static is not allowed.
1853 2005-01-31 Dale Johannesen <dalej@apple.com>
1855 * config/rs6000/darwin.md (movsf_low_di): Make work.
1856 (movdf_low_di): Make work.
1858 2005-01-31 Dale Johannesen <dalej@apple.com>
1860 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1861 Make work for 64 bit.
1863 2005-01-31 Roger Sayle <roger@eyesopen.com>
1864 Dale Johannesen <dalej@apple.com>
1867 * fold-const.c (fold_binary_op_with_conditional_arg):
1868 Make types match original operands, before STRIP_NOPS.
1870 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1872 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1873 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1874 (struct gcc_sigcontext): Delete. Merge contents to..
1875 (struct gcc_ucontext): ..here.
1876 (get_sigcontext): Delete.
1877 (get_regs): New function, like get_sigcontext but return regs ptr.
1878 64-bit version finds regs from r1 to support vdso.
1879 (ppc_linux_aux_vector): New function.
1880 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1883 2005-01-31 Ira Rosen <irar@il.ibm.com>
1885 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1887 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1888 redundant fold. Fix misalignment for MINUS_EXPR.
1889 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1890 (vect_analyze_pointer_ref_access): Likewise.
1891 (vect_get_memtag_and_dr): Likewise.
1893 2005-01-31 Richard Henderson <rth@redhat.com>
1895 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1896 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1897 absnegdf2_i387, absnegxf2_i387): Likewise.
1899 2005-01-31 Richard Henderson <rth@redhat.com>
1902 * optabs.c (expand_copysign_absneg): New.
1903 (expand_copysign_bit): Split out from ...
1904 (expand_copysign): ... here. Use expand_copysign_absneg.
1906 2005-01-30 Roger Sayle <roger@eyesopen.com>
1909 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1910 constant as the second operand and a register as the third.
1912 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1915 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1916 that dllimport'd functions do not use all call-clobbered registers
1919 2005-01-30 Richard Henderson <rth@redhat.com>
1922 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1923 expand_abs_nojump and generalize. Use operand_subword and
1924 emit_no_conflict_block. Support large modes.
1925 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1927 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1928 negation to subtraction.
1929 (expand_copysign): Check that the format has signed zeros.
1930 Use operand_subword and emit_no_conflict_block. Support large modes.
1932 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1934 Fix PR tree-optimization/19624
1936 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1937 * tree-ssa-pre.c: Add cfgloop.h.
1939 (pre_stats): New member, constified.
1940 (inserted_exprs): New static variable.
1941 (NECESSARY): New macro.
1942 (create_expression_by_pieces): Fold the expression, and
1943 mark it as defaulting to not necessary. Also put in
1945 (fully_constant_expression): New function.
1946 (insert_into_preds_of_block): Modify to not insert phis when we
1947 are playing with induction variables.
1948 Push phis onto the inserted_exprs vector, and mark them as not
1949 necessary by default.
1950 (insert_aux): Call fully_constant_expression on eprime.
1951 If all edges produce the same value, mark it constant.
1952 (mark_operand_necessary): New function.
1953 (remove_dead_inserted_code): New function.
1954 (init_pre): Init loop optimizer to get loop info.
1955 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1956 (execute_pre): Commit edge inserts, then remove dead code.
1958 2005-01-30 Richard Henderson <rth@redhat.com>
1960 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1961 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1963 2005-01-30 Richard Henderson <rth@redhat.com>
1966 * config/i386/i386.c (ix86_expand_copysign): New.
1967 (ix86_split_copysign_const): New.
1968 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1969 rearrange op1/nmask operands.
1970 * config/i386/i386-protos.h: Update.
1971 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1972 (copysigndf3): Likewise.
1973 (copysignsf3_const, copysigndf3_const): New.
1974 (copysignsf3_var): Rename from copysignsf3, split out splitter
1975 and fix split predicate for X constraint.
1976 (copysigndf3_var): Similarly.
1978 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1980 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1981 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1982 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1984 2005-01-29 Richard Henderson <rth@redhat.com>
1987 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1988 of # and * in constraints.
1990 2005-01-29 Richard Henderson <rth@redhat.com>
1993 * expr.c (store_field): Don't strip sub-mode cast when the input
1994 data is even smaller.
1996 2005-01-29 Richard Henderson <rth@redhat.com>
1999 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2002 2005-01-29 Richard Henderson <rth@redhat.com>
2004 * combine.c (make_field_assignment): Fix argument order
2007 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2009 PR tree-optimization/15791
2010 * fold-const.c (extract_array_ref): New function.
2011 (fold): Fold comparisons between &a[i] and &a[j] or
2012 semantically equivalent trees.
2014 2005-01-29 Jeff Law <law@redhat.com>
2016 * gcse.c (insert_expr_in_table): Revamp handling of available
2017 and anticipatable occurrence lists to avoid unnecessary list
2019 (insert_set_in_table): Similarly.
2021 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2023 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2025 (c_build_qualified_type): Build qualified array types with
2026 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2027 * c-decl.c (c_make_fname_decl): Build unqualified array type
2028 before qualified type.
2029 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2030 type is qualified, not just if type itself is. Don't apply
2031 qualifiers to array type when declarator is processed. Apply
2032 qualifiers to field type whether or not it is an array type.
2033 Don't handle array types specially for applying qualifiers to
2035 * c-typeck.c (composite_type): Build unqualified element type and
2036 array type when forming composite of array types.
2037 (common_pointer_type, comptypes, comp_target_types,
2038 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2039 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2041 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2042 (args2) in variables a1 and a2.
2044 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2046 * cse.c (n_elements_made, max_elements_made): Remove.
2047 (insert): Don't touch n_elements_made.
2048 (cse_main): Don't touch n_elements_made or max_elements_made.
2050 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2053 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2054 configuration part of dp-bit.c to be lost.
2056 2005-01-28 Roger Sayle <roger@eyesopen.com>
2058 * expmed.c (expand_mult_highpart_optab): When attempting to use
2059 a non-widening multiplication in a wider mode, the operands need
2060 to be converted (zero or sign extended) to that mode.
2062 2005-01-28 Ian Lance Taylor <ian@airs.com>
2066 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2067 through if both operands fall through.
2069 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2071 * cse.c (fold_rtx) <PC>: Don't optimize.
2073 2005-01-28 Jeff Law <law@redhat.com>
2075 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2076 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2078 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2080 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2081 cse_reg_info_used_list_end): Remove.
2082 (cse_reg_info_list, cse_reg_info_list_free): New.
2083 (get_cse_reg_info): When allocating an instance of
2084 cse_reg_info, add it to the beginning of the cse_reg_info_list
2085 list. Remove code to maintain cse_reg_info_used_list.
2086 (new_basic_block): Reset the free list to the beginning of
2089 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2091 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2092 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2093 (frv_expand_mdpackh_builtin): New function.
2094 (frv_expand_builtin): Use it to expand __MDPACKH.
2095 * doc/extend.texi (__MDPACKH): Update documentation.
2097 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2099 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2100 SSE_FLOAT_MODE_P for use_sse computation.
2102 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2105 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2107 2005-01-27 Richard Henderson <rth@redhat.com>
2109 * builtins.c (expand_builtin_copysign): New.
2110 (expand_builtin): Call it.
2111 * genopinit.c (optabs): Add copysign_optab.
2112 * optabs.c (init_optabs): Initialize it.
2113 (expand_copysign): New.
2114 * optabs.h (OTI_copysign, copysign_optab): New.
2115 (expand_copysign): Declare.
2117 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2118 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2120 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2121 (ix86_expand_fp_absneg_operator): ... here.
2122 (ix86_split_copysign): New.
2123 * config/i386/i386-protos.h: Update.
2124 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2125 (copysignsf3, copysigndf3): New.
2127 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2128 (copysignsf3, ncopysignsf3): New.
2129 (copysigndf3, ncopysigndf3): New.
2130 (copysignxf3, ncopysignxf3): New.
2131 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2133 2005-01-27 Arend Bayer <arend.bayer@web.de>
2134 Kazu Hirata <kazu@cs.umass.edu>
2136 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2137 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2138 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2141 2005-01-27 Jeff Law <law@redhat.com>
2143 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2144 definitions of SSA_NAMEs which are not being rewritten.
2145 (rewrite_ssa_into_ssa): Only initialize the current definition
2146 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2147 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2148 SSA_NAMEs before returning.
2150 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2152 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2153 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2154 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2155 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2156 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2158 2005-01-27 Steven Bosscher <stevenb@suse.de>
2161 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2162 higher to -O2 and higher. Likewise for tree PRE.
2163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2166 2005-01-27 Ian Lance Taylor <ian@airs.com>
2169 * gimple-low.c (try_catch_may_fallthru): New static function.
2170 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2171 * tree-inline.c (expand_call_inline): Don't warn about reaching
2172 the end of a non-void function being inlined if the function uses
2175 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2177 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2180 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2181 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2182 (implicitly_declare): Handle error_mark_node.
2184 2005-01-27 Richard Henderson <rth@redhat.com>
2187 * tree.h (struct tree_decl): Add debug_expr_is_from.
2188 (DECL_DEBUG_EXPR_IS_FROM): New.
2189 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2190 * dwarf2out.c (dwarf2out_var_location): Update to match.
2191 * tree-outof-ssa.c (create_temp): Likewise.
2192 * var-tracking.c (track_expr_p): Likewise.
2193 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2194 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2195 * toplev.c (default_tree_printer): Likewise.
2197 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2199 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2200 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2202 2005-01-27 Steven Bosscher <stevenb@suse.de>
2204 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2205 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2206 ASM_CLOBBERS): Add tree checks.
2208 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2209 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2210 * c-common.def (SWITCH_STMT): Update to match.
2211 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2212 macros instead of SWITCH_EXPR ones.
2213 * c-dump.c (c_dump_tree): Likewise.
2214 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2215 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2217 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2219 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2221 * unwind-dw2.c (execute_stack_op): Add missing cases for
2222 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2224 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2226 * config.gcc (Obsolete configurations): Remove 'dummy', add
2227 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2230 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2232 PR tree-optimization/19633
2233 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2235 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2236 are no call-clobbered variables.
2237 * tree-outof-ssa.c (check_replaceable): Return false for calls
2240 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2242 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2243 even for variables with NULL DECL_INITIAL.
2245 2005-01-26 Stuart Hastings <stuart@apple.com>
2247 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2249 2005-01-26 Richard Henderson <rth@redhat.com>
2252 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2254 * expr.c (store_field): Strip conversions to odd-bit-sized types
2255 if the destination field width matches.
2257 2005-01-26 Richard Henderson <rth@redhat.com>
2259 * c-decl.c, expmed.c, expr.c: Revert last change.
2261 2005-01-26 Richard Henderson <rth@redhat.com>
2264 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2266 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2267 if we don't need the bits above those present in the current mode.
2268 * expr.c (store_field): Strip conversions to odd-bit-sized types
2269 if the destination field width matches.
2271 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2273 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2274 either -ffast-math or -funsafe-math-optimizations is in use.
2276 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2280 * config/avr/avr.c (notice_update_cc): Only set condition code for
2281 ashrqi3 if shift count > 0.
2282 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2283 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2284 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2285 count <= 0 as a no-op, and shift count >= width by copying zero
2286 or sign bit to all bits of the result.
2287 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2288 count, with attribute "length" set to 0 and "cc" set to "none".
2290 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2292 * doc/invoke.texi: Document -mTLS.
2294 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2295 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2296 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2297 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2298 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2299 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2300 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2301 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2303 * configure.ac: Check for a TLS capable gas.
2305 * configure: Regenerate.
2307 2005-01-26 Richard Henderson <rth@redhat.com>
2310 * combine.c (make_field_assignment): Simplify store to zero_extract
2311 from a source with an overlapping mask.
2313 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2315 2004-11-11 Eric Christopher <echristo@redhat.com>
2317 * config/frv/frv.md: Add fr400_integer automaton. Don't
2318 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2321 2005-01-26 Steven Bosscher <stevenb@suse.de>
2324 * cfgbuild.c (make_edges): Do not clear or set
2325 current_function_has_computed_jump.
2326 * function.h (struct function): Remove the has_computed_jump field.
2327 (current_function_has_computed_jump): Do not define.
2328 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2329 in a computed jump. Ignore current_function_has_computed_jump.
2331 2005-01-26 Richard Henderson <rth@redhat.com>
2334 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2335 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2337 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2338 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2339 objects into static storage if they have more than one non-zero value.
2340 * tree.h (categorize_ctor_elements): Update decl.
2342 2005-01-26 Steven Bosscher <stevenb@suse.de>
2345 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2346 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2347 to this function from 2004-07-10.
2348 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2349 the current function for tail call optimizations if the address
2350 of one of it its arguments is taken.
2352 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2354 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2356 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2358 * function.c (expand_function_end): If current_function_calls_alloca,
2359 emit stack restore in a place that is reached when the function falls
2362 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2364 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2365 rule to avoid matching inappropriate suffix rule.
2367 2005-01-26 Jan Hubicka <jh@suse.cz>
2369 PR tree-optimization/19241
2370 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2372 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2374 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2375 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2377 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2378 <sim*>: Always use crt1.o, regardless of N in simN.
2379 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2380 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2381 (CRT_CALL_STATIC_FUNCTION): Remove.
2382 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2383 use crt1.o, regardless of N in simN.
2384 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2385 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2386 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2387 case isystem setting.
2388 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2390 2005-01-25 Ian Lance Taylor <ian@airs.com>
2392 * gimple-low.c (block_may_fallthru): Correct handling of
2393 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2395 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2397 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2398 handlers to match indentation; nested under the mtune=* handler.
2399 Similar for mcpu= and march=.
2401 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2403 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2404 * config/mips/linux64.h (LIB_SPEC): Likewise.
2405 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2406 * config/sh/linux.h (LIB_SPEC): Likewise.
2408 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2410 * config/frv/frv.c (frv_legitimize_tls_address): New.
2411 (TARGET_HAVE_TLS): Define.
2412 (FRV_SYMBOL_REF_TLS_P): Define.
2413 (frv_override_options): Handle new register classes.
2414 (frv_legitimate_address_p): Reject tls addresses.
2415 (frv_legitimize_address): Handle TLS addresses.
2416 (gen_inlined_tls_plt): New.
2418 (frv_legitimize_tls_address): New.
2419 (unspec_got_name): Add TLS entries.
2420 (got12_operand): Add R_FRV_TLSMOFF12 case.
2421 (frv_emit_move): Fixup TLS addresses.
2422 (frv_emit_movsi): Legitimize TLS addresses.
2424 * config/frv/frv.h (MASK_BIG_TLS): New.
2425 (TARGET_BIG_TLS): New.
2426 (HAVE_AS_TLS): Define.
2427 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2428 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2429 (REG_CLASS_NAMES): Same.
2430 (REG_CLASS_CONTENTS): Same.
2431 (CONSTRAINT_LEN): New.
2432 (REG_CLASS_FROM_CONSTRAINT): New.
2433 (PREDICATE_CODES): Add symbolic_operand.
2435 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2436 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2437 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2438 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2439 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2440 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2441 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2442 GR9_REG, GR14_REG, LRREG.
2443 (type): Add load_or_call attribute.
2444 ("load_or_call"): New reservation.
2445 ("call_gettlsoff"): New.
2446 ("tls_indirect_call"): New.
2447 ("tls_load_gottlsoff12"): New.
2448 ("tlsoff_hilo"): New.
2449 ("tls_tlsdesc_ldd"): New.
2450 ("tls_tlsoff_ld"): New.
2453 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2455 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2457 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2458 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2459 * config/frv/frv.c (TLS_BIAS): Define.
2460 (frv_output_dwarf_dtprel): New.
2462 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2464 PR rtl-optimization/19579
2465 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2466 both A and B, see if they don't clobber registers the other expr uses.
2468 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2470 * real.c (do_add): Initialize signalling and canonical members.
2472 * real.c (real_from_integer): Zero out destination.
2474 2005-01-18 Jan Hubicka <jh@suse.cz>
2476 PR tree-optimize/19337
2477 * tree-inline.c (initialize_inlined_parameters): Copy
2478 saved_static_chain_decl only.
2480 2005-01-25 Richard Henderson <rth@redhat.com>
2484 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2485 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2486 80387 enabled, to return a proper subclass. Return the subset that
2487 overlaps with GENERAL_REGS for PLUS.
2488 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2490 2005-01-25 Richard Henderson <rth@redhat.com>
2493 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2495 2005-01-25 Roger Sayle <roger@eyesopen.com>
2497 * expmed.c (choose_multiplier): Change interface to return the
2498 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2499 (expand_divmod): Update calls to choose_multiplier.
2501 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2504 * expmed.c (extract_bit_field): Use adjust_address instead of
2505 gen_lowpart when op0 is a MEM.
2507 2005-01-24 Steven Bosscher <stevenb@suse.de>
2509 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2511 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2513 * config/mips/irix-csr.c: New file.
2514 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2515 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2516 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2519 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2522 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2523 sparc/elf.h, add sparc/sp-elf.h.
2524 (sparc-*-rtems*): Likewise.
2525 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2526 tm-dwarf2.h, add sparc/sp-elf.h.
2527 (sparc86x-*-elf): Likewise.
2528 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2529 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2530 TARGET_OS_CPP_BUILTINS.
2531 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2532 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2534 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2535 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2536 (SWITCH_TAKES_ARG): Likewise.
2537 (LOCAL_LABEL_PREFIX): Likewise.
2538 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2539 (TARGET_N_FORMAT_TYPES): Delete.
2540 (TARGET_FORMAT_TYPES): Likewise.
2541 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2542 * config/sparc/elf.h: Delete.
2543 * config/sparc/sp-elf.h: New file.
2545 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2547 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2548 * tree-flow.h: Remove the corresponding prototype.
2549 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2550 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2552 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2555 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2556 for AIX ABI or ELF -fPIC.
2557 (rs6000_emit_load_toc_table): Don't create toc_section here.
2558 (rs6000_xcoff_file_start): Nor here.
2560 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2562 * sh.c (ra.h): Don't #include.
2563 (hard_regs_intersect_p): New function, resurrected from ra.c.
2565 * sh.c: Fix 1996 Copyright.
2567 2005-01-24 Richard Henderson <rth@redhat.com>
2568 Aldy Hernandez <aldyh@redhat.com>
2570 * regrename.c (note_sets): Handle subregs.
2572 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2575 * genconditions.c (write_header, write_conditions): Elide file if
2578 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2580 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2581 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2584 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2586 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2587 expand_builtin_printf, expand_builtin_fprintf,
2588 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2589 checking against POINTER_TYPE.
2590 (validate_arglist): Handle POINTER_TYPE code by checking
2593 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2595 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2597 (for_each_rtx): Call for_each_rtx_1.
2598 * rtl.h (init_rtlanal): Declare.
2599 * toplev.c (backend_init): Call init_rtlanal.
2601 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2603 * flow.c (propagate_one_insn): Formatting.
2606 * flow.c (libcall_dead_p): Be more conservative if unsure.
2607 If there are any instructions between insn and call, see if they are
2608 all dead before saying the libcall is dead.
2610 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2612 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2613 operand constraint for operand 0.
2615 2005-01-23 Richard Henderson <rth@redhat.com>
2618 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2619 edges leading to join block.
2621 2005-01-23 Roger Sayle <roger@eyesopen.com>
2623 * expmed.c (expand_mult_highpart): Make static. Change type of
2624 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2625 (expand_divmod): Updates calls to expand_mult_highpart by using
2626 gen_int_mode to pass a CONST_INT rtx.
2627 * rtl.h (expand_mult_highpart): Remove prototype.
2629 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2631 * flow.c (regset_bytes, regset_size): Remove.
2633 * cfganal.c: Fix a reference to Harvey's paper.
2635 2005-01-23 Steven Bosscher <stevenb@suse.de>
2637 PR rtl-optimization/19464
2638 * tree-optimize.c (init_tree_optimization_passes): Add one more
2639 copyrename pass just before out-of-ssa.
2641 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2644 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2645 * ggc-none.c (ggc_free): Define.
2647 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2649 * cse.c (max_reg, max_insn_uid): Remove.
2650 (cse_main): Don't access max_reg or max_insn_uid.
2652 * c-common.c (explicit_flag_signed_bitfields,
2653 lang_statement_code_p, lang_expand_function_end): Remove.
2654 * c-common.h: Remove the corresponding declarations.
2655 * c-opts.c (c_common_handle_option): Remove all write access
2656 to explicit_flag_signed_bitfields.
2658 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2659 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2660 * cgraph.h: Remove the corresponding declaration.
2662 * gcse.c (null_pointer_info): Remove.
2664 2005-01-23 Roger Sayle <roger@eyesopen.com>
2665 Eric Botcazou <ebotcazou@libertysurf.fr>
2667 * combine.c (simplify_logical): Only simplify logical expressions
2668 of the form ior(and(x,y),z) by the inverse distributive law if the
2669 result is cheaper than the original.
2671 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2673 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2674 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2675 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2676 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2677 config/freebsd-spec.h, config/arm/arm.h,
2678 config/h8300/h8300.md, config/i386/i386.md,
2679 config/i386/predicates.md, config/i386/sse.md,
2680 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2681 config/vax/vax.md: Fix comment typos. Follow spelling
2684 2005-01-23 Steven Bosscher <stevenb@suse.de>
2686 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2687 tests, instead of `less than'.
2689 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2691 * function.c (assign_parm_setup_block): When creating a new stack slot
2692 for a parameter, get its alignment from the parameter's DECL_ALIGN
2693 rather than the type's TYPE_ALIGN. Make sure that the parameter
2694 is at least word aligned.
2696 2005-01-22 Roger Sayle <roger@eyesopen.com>
2699 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2701 2005-01-22 Richard Henderson <rth@redhat.com>
2704 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2705 in both compare operands.
2706 (movdfcc_1_sse_max): Likewise.
2707 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2708 (movdfcc_1_sse): Likewise.
2709 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2710 scratch register as needed.
2712 2005-01-22 Richard Henderson <rth@redhat.com>
2714 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2716 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2718 2005-01-22 Richard Henderson <rth@redhat.com>
2720 * genopinit.c (optabs): Use smin/smax for floating point too.
2721 * doc/md.texi: Update to match. Clarify that floating point
2722 results are undefined for +0/-0 and NaN.
2723 * doc/rtl.texi: Likewise.
2724 * rtl.def (SMIN, SMAX): Likewise
2725 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2727 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2728 leading 's' to the name.
2729 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2730 smaxxf3, sminxf3): Likewise.
2731 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2734 2005-01-22 Paul Brook <paul@codesourcery.com>
2736 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2738 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2740 * config/s390/s390.c (struct processor_costs): New fields
2741 dlgr, dlr, dr, dsgfr, dsgr.
2742 (z900_cost, z990_cost): Values for new fields.
2743 (s390_rtx_costs): New cases MEM und COMPARE in switch
2744 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2745 DIV, MOD, UDIV, UMOD.
2747 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2749 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2750 into the register being decremented.
2751 ("doloop_si31", "doloop_di"): Likewise.
2752 ("*doloop_si_long"): Adapt pattern.
2754 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2756 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2758 (CLASS_MAX_NREGS): Likewise.
2760 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2762 * doc/tree-ssa.texi (Statement Operands): Add example for new
2763 must-def macro. Note deprecation of old operands interface.
2765 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2767 PR tree-optimization/19484
2768 * tree-cfg.c (remove_fallthru_edge): New function.
2769 (cleanup_control_flow): Remove fallthru edges from calls that are
2770 now known not to return.
2772 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2774 Fix PR tree-optimization/19038
2775 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2776 copies with loop variant ones.
2778 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2780 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2781 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2782 config/alpha/alpha.md, config/alpha/predicates.md,
2783 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2784 config/sparc/sol2.h: Update copyright.
2786 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2787 first label to see if it is a nonlocal label.
2789 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2790 Andrew Pinski <pinskia@physics.uc.edu>
2793 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2794 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2796 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2798 * config/rs6000/rtems.h: Update copyright.
2800 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2803 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2804 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2805 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2807 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2810 * c-typeck.c (convert_arguments): Check for error_mark_node.
2812 2005-01-21 Ian Lance Taylor <ian@airs.com>
2814 PR tree-optimization/13000
2815 * tree-inline.c: Include "tree-flow.h".
2816 (expand_call_inline): If warn_return_type, warn if non-void inline
2817 function falls through.
2818 * tree-cfg.c (execute_warn_function_return): Don't warn about
2819 control reaching end if TREE_NO_WARNING is set. Set
2821 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2823 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2824 branch if we don't need one.
2825 * c-typeck.c: Include "tree-flow.h"
2826 (c_finish_bc_stmt): Don't add a goto if the current statement
2827 list doesn't fall through to the current point.
2829 2005-01-21 Roger Sayle <roger@eyesopen.com>
2831 PR rtl-optimization/576
2832 * real.c (real_arithmetic): Change return type from void to bool
2833 to return an indication that the result may be inexact.
2834 * real.h (real_arithmeric): Update prototype.
2835 * fold-const.c (const_binop): Don't constant fold floating
2836 point expressions when the user specifies -frounding-math and
2837 the result may depend upon the run-time rounding mode.
2838 (fold_convert_const_real_from_real): Clean-up.
2839 (fold_initializer): Ignore flag_rounding_math for initializers.
2840 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2841 constant fold FP operations with flag_rounding_math if the
2842 result may depend upon the run-time rounding mode.
2844 2005-01-21 Tom Tromey <tromey@redhat.com>
2846 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2848 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2850 * tree-cfg.c: Fix comment typos.
2852 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2854 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2855 around the call to rest_of_handle_branch_target_load_optimize.
2857 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2859 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2860 (sparc64-*-openbsd*): Likewise.
2861 (sparclite-*-elf*): Include tm-dwarf2.h.
2862 (sparc86x-*-elf*): Likewise.
2863 (sparc64-*-elf*): Likewise.
2864 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2865 (DBX_DEBUGGING_INFO): Likewise.
2866 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2867 (PREFERRED_DEBUGGING_TYPE): Likewise.
2868 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2869 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2870 (PREFERRED_DEBUGGING_TYPE): Likewise.
2871 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2872 (PREFERRED_DEBUGGING_TYPE): Likewise.
2873 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2875 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2878 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2880 2005-01-20 Paul Brook <paul@codesourcery.com>
2882 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2884 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2886 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2887 label is first in a sequence of labels.
2889 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2891 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2892 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2894 * doc/sourcebuild.texi (Test Directives): New.
2896 2005-01-20 Roger Sayle <roger@eyesopen.com>
2898 * real.c (real_floor): Don't leave the result uninitialized when
2899 mode is VOIDMode, but return the unrounded intermediate value.
2900 (real_ceil): Likewise.
2902 2005-01-20 Paul Brook <paul@codesourcery.com>
2904 * config/arm/arm.md (insv): Use gen_int_mode.
2906 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2908 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2909 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2910 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2911 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2912 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2914 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2917 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2918 fbreg, so we have to assume we can't.
2919 (loc_descriptor_from_tree_1): Ditto.
2920 (containing_function_has_frame_base): New function.
2921 (add_location_or_const_value_attribute): Use it.
2922 Also try to generate a frame_base from a single element location
2925 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2927 PR tree-optimization/15349
2928 * timevar.def (TV_TREE_MERGE_PHI): New.
2929 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2931 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2932 calls to tree_forwarder_block_p.
2933 (remove_forwarder_block_with_phi, merge_phi_nodes,
2934 gate_merge_phi, pass_merge_phi): New.
2935 * tree-optimize.c (init_tree_optimization_passes): Add
2937 * tree-pass.h: Add an extern for pass_merge_phi;
2939 2005-01-20 Richard Henderson <rth@redhat.com>
2942 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2943 (_mm_castps_pd, _mm_castps_si128): New.
2944 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2946 2005-01-20 Richard Henderson <rth@redhat.com>
2949 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2950 __builtin_ia32_vec_init_v2si.
2951 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2952 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2953 (ix86_init_mmx_sse_builtins): Create it.
2954 (ix86_expand_builtin): Expand it.
2955 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2956 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2957 (vec_extractv2si_0, vec_extractv2si_1): New.
2959 2005-01-20 Richard Henderson <rth@redhat.com>
2962 * config/i386/i386.c (ix86_expand_push): New.
2963 * config/i386/mmx.md (push<MMXMODE>1): New.
2964 * config/i386/sse.md (push<SSEMODE>1): New.
2965 * config/i386/i386-protos.h: Update.
2967 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2969 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2972 2005-01-20 Richard Henderson <rth@redhat.com>
2974 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2975 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2977 2005-01-19 Richard Henderson <rth@redhat.com>
2980 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2981 to V4SFmode in SSE1 fallback load path.
2983 2005-01-19 Richard Henderson <rth@redhat.com>
2985 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2986 in QImode expansion to ix86_expand_vector_set.
2987 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2989 2005-01-19 Richard Henderson <rth@redhat.com>
2992 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2993 subclass of the input class.
2994 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2995 Always true for cross-SSE1 classes. Rationalize conditionals.
2996 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2997 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2998 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2999 (movdi_2): Add MMX/SSE zeros.
3000 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3001 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3002 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3003 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3004 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3005 (zero_extendsidi2_rex64_1): Remove.
3006 (MOV0 peephole): Check GENERAL_REG_P.
3008 2005-01-19 Richard Henderson <rth@redhat.com>
3011 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3013 (ix86_expand_vector_extract): Likewise.
3015 2005-01-19 Richard Henderson <rth@redhat.com>
3018 * expr.c (emit_move_change_mode): New argument force; use
3019 simplify_gen_subreg if true.
3020 (emit_move_via_alt_mode): Merge into ...
3021 (emit_move_via_integer): ... here.
3022 (emit_move_ccmode): Use emit_move_change_mode directly.
3024 2005-01-19 Richard Henderson <rth@redhat.com>
3027 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3028 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3029 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3031 (alpha_emit_set_const): Likewise. Make static.
3032 (alpha_emit_set_long_const): Make static.
3033 (alpha_extract_integer): Split out from alpha_expand_mov.
3034 (alpha_split_const_mov): Likewise.
3035 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3036 (alpha_legitimate_constant_p): New.
3037 * config/alpha/alpha-protos.h: Update.
3038 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3039 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3040 * config/alpha/alpha.md (movsi): Add n alternative.
3041 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3042 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3043 (splitters for all of the above): Use alpha_split_const_mov.
3044 * config/alpha/predicates.md (non_add_const_operand): New.
3045 (non_zero_const_operand): New.
3046 (input_operand): Use alpha_legitimate_constant_p after reload.
3048 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3050 PR tree-optimization/19038
3051 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3052 (add_candidate): Add ivs with increment in latch only if
3053 allow_ip_end_pos_p is true.
3054 (determine_iv_cost): Use empty_block_p.
3056 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3058 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3059 (compute_dominance_frontiers): Ditto.
3061 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3064 * config/sh/t-rtems: New.
3065 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3067 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3069 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3070 the offset of the selected field.
3072 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3074 * tree-cfg.c (remove_forwarder_block): Fix the check to
3075 prevent a nonlocal label from appearing in the middle of a
3078 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3080 PR rtl-optimization/19462
3081 * reorg.c (find_end_label): Create return insn only if
3082 current_function_epilogue_delay_list is empty.
3084 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3086 * doc/passes.texi: Remove paragraph mentioning new-ra.
3088 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3090 PR rtl-optimization/15139
3091 * combine.c: Include params.h.
3092 (count_rtxs): New function.
3093 (record_value_for_reg): If replace_rtx would replace at least
3094 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3095 (clobber (const_int 0)) instead of TEM.
3096 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3097 * params.h (MAX_LAST_VALUE_RTL): New.
3098 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3099 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3102 * c-typeck.c (digest_init): Only call build_vector if all constructor
3103 elements are *_CST nodes.
3104 * gimplify.c (gimplify_init_constructor): Likewise.
3107 * c-typeck.c (digest_init): Only call build_vector if inside_init
3110 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3112 * toplev.c (init_asm_output): Remove dead #ifdef.
3114 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3116 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3118 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3120 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3121 accessing DECL_FUNCTION_CODE.
3122 * dojump.c (do_jump): Likewise.
3123 * gimplify.c (gimplify_call_expr): Likewise.
3124 * predict.c (expr_expected_value): Likewise.
3125 (strip_builtin_expect): Likewise.
3126 * tree-inline.c (estimate_num_insns_1): Likewise.
3127 * tree-ssa-loop-im.c (stmt_cost): Likewise
3128 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3129 (tree_expr_nonnegative_p): Likewise.
3131 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3133 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3134 variant of the load_pcrel_sym pattern.
3135 * config/sparc/sparc.md (P macro): Move to the top.
3136 (load_pcrel_sym): Macroize using P.
3137 (save_register_window): Likewise.
3139 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3141 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3144 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3147 * c-typeck.c (build_asm_expr): Strip nops off
3148 input memory operands.
3150 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3152 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3153 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3154 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3155 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3157 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3160 * config/i386/i386.c (override_options): If the 80387 is disabled,
3161 then do not return FP values using FP registers.
3163 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3165 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3166 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3167 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3168 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3169 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3170 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3171 output.h, postreload-gcse.c, postreload.c, recog.c,
3172 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3173 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3174 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3175 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3176 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3177 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3178 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3179 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3181 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3182 config/alpha/alpha.c, config/arm/vfp.md,
3183 config/i386/emmintrin.h, config/i386/i386-modes.def,
3184 config/i386/i386-protos.h, config/i386/i386.h,
3185 config/i386/pmmintrin.h, config/i386/ppro.md,
3186 config/i386/predicates.md, config/i386/xmmintrin.h,
3187 config/i860/i860.c, config/ia64/ia64-modes.def,
3188 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3189 config/ia64/ia64.md, config/ia64/itanium1.md,
3190 config/ia64/itanium2.md, config/ia64/predicates.md,
3191 config/iq2000/iq2000.h, config/mips/linux64.h,
3192 config/rs6000/aix41.h, config/rs6000/aix43.h,
3193 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3194 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3195 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3196 config/sparc/linux64.h, config/sparc/litecoff.h,
3197 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3198 config/sparc/sparc.h, config/sparc/sparc.md,
3199 config/sparc/sysv4-only.h: Update copyright.
3201 2005-01-18 Richard Henderson <rth@redhat.com>
3204 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3206 2005-01-18 Marc Espie <espie@openbsd.org>
3207 * config/i386/openbsdelf.h: Typo.
3209 2005-01-18 Richard Henderson <rth@redhat.com>
3211 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3212 special case for sse.
3213 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3215 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3217 * tree-inline.c (estimate_num_insns_1): Added cases for
3218 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3220 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3222 PR rtl-optimization/19296
3223 * combine.c (simplify_comparison): Rewrite the condition under
3224 which a non-paradoxical SUBREG of a PLUS can be lifted when
3225 compared against a constant.
3227 2005-01-18 Andi Kleen <ak@muc.de>
3229 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3230 * c.opt (-Wpointer-sign): Add.
3231 * doc/invoke.texi: (-Wpointer-sign): Add.
3233 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3235 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3236 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3237 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3238 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3239 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3240 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3241 for TARGET_MIX_SSE_I387.
3242 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3243 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3244 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3245 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3246 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3247 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3248 TARGET_MIX_SSE_I387.
3249 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3252 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3255 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3256 Add movaps alternative for xmm reg->reg move.
3258 2005-01-17 Jeff Law <law@redhat.com>
3260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3261 at the end of the main DOM loop rather than just before DOM exits.
3263 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3265 PR tree-optimization/19121
3266 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3267 adding aliases to a name tag, also add them to the pointer's
3269 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3270 sensitive alias info at all. Only check that the two pointers
3271 have compatible pointed-to sets.
3272 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3273 a pointer's type tag is a superset of the alias set of the
3276 2005-01-17 James E Wilson <wilson@specifixinc.com>
3279 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3280 comment to document why.
3282 2005-01-17 Richard Henderson <rth@redhat.com>
3284 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3285 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3286 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3287 sse2_vmsminv2df3_finite): New.
3288 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3289 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3290 Force op1 into register.
3292 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3294 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3295 bubblestrap from always rebuilding build directory.
3297 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3299 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3300 ("*cmpmem_short"): Likewise.
3302 2005-01-17 Steven Bosscher <stevenb@suse.de>
3304 * basic-block.h: Document BB_* flags.
3305 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3306 use an sbitmap instead.
3307 * sched-rgn.c (compute_trg_info): Likewise.
3309 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3311 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3312 redundant target_cpu_default and extra_parts lines. Use the default
3314 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3315 (SUBTARGET_EXTRA_SPECS): Delete.
3316 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3317 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3318 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3319 and "n32" for -mabi=n32.
3321 2005-01-17 Ian Lance Taylor <ian@airs.com>
3324 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3325 fold constant variables into initial values.
3327 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3329 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3331 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3332 through the statements backward.
3334 2005-01-17 Ian Lance Taylor <ian@airs.com>
3336 PR middle-end/13127:
3337 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3338 a variable set to the return value of the inlined function.
3340 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3342 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3343 when modes are tieable.
3345 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3347 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3348 of pthread_create to find out if threads are enabled.
3349 * gthr-posix95.h (__gthread_active_p): Likewise.
3351 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3353 * common.opt (-fnew-ra): Remove.
3355 * toplev.h (flag_new_regalloc): Remove.
3356 * Makefile.in (ra*.*): Don't mention.
3357 * passes.c (rest_of_handle_new_regalloc): Remove.
3358 (rest_of_handle_combine, rest_of_compilation): Always consider
3359 flag_new_regalloc as false.
3360 * doc/invoke.texi: Don't document -fnew-ra.
3362 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3364 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3365 last parameter to reg_scan.
3366 * loop.c (loop_optimize): Likewise.
3367 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3368 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3369 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3370 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3371 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3372 * regclass.c (reg_scan): Likewise, for the declaration.
3373 * rtl.h (reg_scan): Likewise, for the prototype.
3375 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3377 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3378 mark_dfs_back_edges.
3380 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3382 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3383 (compute_avail): Uses don't go in tmp_gen.
3385 2005-01-16 Steven Bosscher <stevenb@suse.de>
3387 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3388 loop to look for a free slot in a page entry.
3390 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3393 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3394 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3395 just before targetm.asm_out.file_end.
3396 * tree.h (process_pending_assemble_output_defs): Declare.
3397 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3399 (assemble_alias): Defer generation of assembly code for defines when
3400 TARGET_DEFERRED_OUTPUT_DEFS is true.
3401 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3402 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3403 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3405 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3408 * pa.c (pa_scalar_mode_supported_p): New function.
3409 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3410 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3412 * pa-protos.h (prefetch_operand): Delete.
3413 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3414 * pa.c (prefetch_operand): Delete.
3415 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3416 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3417 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3418 and prefetch_nocc_operand.
3419 * pa.md (prefetch): Rework to avoid reload problems handling short
3420 displacements when a cache control completer needs to be provided.
3421 (prefetch_32, prefetch_64): Delete.
3422 (prefetch_cc, prefetch_nocc): New patterns.
3424 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3426 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3428 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3431 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3432 exceeds maximum alignment for global common data.
3433 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3434 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3436 2004-01-15 Roger Sayle <roger@eyesopen.com>
3438 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3440 2004-01-15 Roger Sayle <roger@eyesopen.com>
3442 * harg-reg-set.h (reg_class_names): Prototype global array.
3443 * regclass.c (reg_class_names): Declare here and initialize to
3445 (dump_regclass): Remove local declaration of reg_class_names.
3446 (regclass): Likewise.
3447 * cfg.c (dump_flow_info): Likewise.
3448 * ra-debug.c (reg_class_names): Likewise.
3449 * regrename.c (reg_class_names): Likewise.
3450 * reload.c (reg_class_names): Likewise.
3451 * reload1.c (spill_failure): Likewise.
3452 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3454 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3456 * config/s390/s390.md ("reload_outti"): Remove predicate for
3457 output operand. Abort if operand is not a MEM.
3458 ("reload_outdi", "reload_outdf"): Likewise.
3460 2005-01-15 Marc Espie <espie@openbsd.org>
3462 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3463 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3464 * config/openbsd.h: Fix C++ includes for native configurations.
3465 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3466 Add trampoline support.
3467 * config/i386/openbsdelf.h: New.
3469 2005-01-15 Marc Espie <espie@openbsd.org>
3471 * collect2.c (main): Explicitly parse -dynamic-linker option.
3473 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3475 PR tree-optimization/19060
3476 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3477 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3478 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3479 and handle extract_range_from_cond returning false.
3480 * fold-const.c (fold): Optimize comparisons with min/max even for
3481 width > HOST_BITS_PER_WIDE_INT.
3483 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3485 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3486 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3487 Remove little endian multilib variants.
3488 Add mips32 multilib variant.
3490 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3492 * explow.c (copy_all_reg, stabilize): Remove.
3493 * expr.h: Remove the corresponding prototypes.
3495 * rtlanal.c (regs_set_between_p): Remove.
3496 * rtl.h: Remove the corresponding prototype.
3498 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3500 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3501 to rs6000_nonimmediate_operand.
3502 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3503 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3504 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3505 rs6000_nonimmediate_operand.
3506 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3507 rs6000_nonimmediate_operand.
3509 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3511 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3513 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3515 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3517 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3518 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3520 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3521 (rs6k_nonimmediate_operand): New.
3522 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3524 (legitimate_lo_sum_address_p): Same.
3525 (rs6000_legitimize_address): Same.
3526 (rs6000_legitimize_reload_address): Same.
3527 (rs6000_legitimate_address): Same.
3528 (spe_build_register_parallel): Pass DF and DC modes in a DI
3531 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3532 to rs6k_nonimmediate_operand.
3534 * config/rs6000/spe.md ("*frob_df_di"): New.
3535 ("*frob_di_df"): New.
3536 ("*frob_di_df_2"): New.
3537 ("*mov_sidf_e500_subreg0"): New.
3538 ("*mov_sidf_e500_subreg4"): New.
3539 ("*movdf_e500_double"): Change predicate to
3540 rs6k_nonimmediate_operand.
3542 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3544 * postreload.c (move2add_note_store): Only call
3545 trunc_int_for_mode on scalar integers.
3547 2005-01-14 Steven Bosscher <stevenb@suse.de>
3549 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3550 replace BB_VISITED uses.
3551 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3552 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3553 (tree_dce_done): Free visited_control_parents.
3554 (perform_tree_ssa_dce): Allocate and clear it.
3555 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3556 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3557 instead of BB_VISITED.
3559 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3561 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3562 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3563 Remove unused prototypes.
3565 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3567 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3568 64-bit register usage.
3569 (spe_func_has_64bit_regs_p): Add FIXME note.
3571 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3573 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3574 flag_finite_math_only with flag_unsafe_math_optimizations.
3576 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3578 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3580 (__tpf_eh_return): Copy TPF private stack area from the module
3581 boundary stack frame. Add check for when module addresses are
3582 equal, but no stub address is found.
3584 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3587 * arm.h (struct machine_function): Add call_via field.
3588 (thumb_call_via_label): Declare.
3589 * arm.c (thumb_call_via_label): New variable.
3590 (thumb_call_reg_needed): New variable.
3591 (arm_output_function_epilogue): For Thumb code, output any per-function
3592 call-indirect trampolines.
3593 (thumb_call_via_reg): New function.
3594 (arm_file_end): New function.
3595 (TARGET_ASM_FILE_END): Call arm_file_end.
3596 (aof_file_end): Likewise.
3597 * arm-protos.h (thumb_call_via_reg): Declare.
3598 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3599 thumb_call_via_reg in normal case.
3601 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3604 PR rtl-optimization/19348
3605 * recog.c (peephole2_optimize): Do global life update if some peephole
3606 decides it doesn't need at least one of its inputs and that change
3607 influences liveness at the start of the basic block.
3609 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3610 arguments instead of 1.
3612 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3615 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3616 zero for nested functions needing a static chain or functions
3617 with a non-constant address.
3619 2005-01-13 Roger Sayle <roger@eyesopen.com>
3621 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3622 (and (sign_extend X) C) into (zero_extend (and X C)).
3624 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3626 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3628 2005-01-13 Richard Henderson <rth@redhat.com>
3633 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3634 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3635 not just TARGET_SSE.
3636 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3637 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3638 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3639 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3640 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3641 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3642 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3643 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3644 (movdicc_c_rex64): Rename with '*'.
3645 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3646 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3647 (movsfcc_1_387): Rename from movsfcc_1.
3648 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3649 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3650 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3651 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3652 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3653 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3654 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3655 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3656 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3657 sse_movdfcc_const0_4): Remove.
3658 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3659 recognize min/max early. Update for changed sse cmove patterns.
3660 (ix86_split_sse_movcc): New.
3661 * config/i386/i386-protos.h: Update.
3663 2005-01-13 Steven Bosscher <stevenb@suse.de>
3665 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3666 (fix_stmt_v_may_defs): Likewise.
3668 2005-01-13 Richard Henderson <rth@redhat.com>
3670 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3671 for converting the mask.
3673 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3675 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3678 2005-01-13 Richard Henderson <rth@redhat.com>
3680 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3681 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3682 IX86_BUILTIN_MOVDQ2Q): Remove.
3683 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3684 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3685 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3687 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3688 (sse2_pextrw): Fix immediate constraint.
3689 (sse2_loadq, sse2_loadq_rex64): Remove.
3690 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3691 Use __builtin_ia32_vec_ext_<size>.
3692 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3694 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3696 * function.c (assign_parm_setup_block): Look inside original
3697 entry_parm when inspecting PARALLEL.
3699 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3700 Joel Sherrill <joel@oarcorp.com>
3703 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3704 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3705 rtems_gxx_recursive_mutex_init.
3706 (__gthread_recursive_mutex_lock): New function.
3707 (__gthread_recursive_mutex_trylock): Likewise.
3708 (__gthread_recursive_mutex_unlock): Likewise.
3710 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3712 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3714 2005-01-13 Jan Beulich <jbeulich@novell.com>
3716 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3717 (ashrti3_internal): Indicate output is early clobber. Generate result
3718 into output rather than first input. Use move for low word of output
3719 if shift count is exactly 64.
3720 (lshrti3_internal): Likewise.
3722 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3726 * reload1.c (delete_output_reload): Don't delete an output reload
3727 if the pseudo lives longer than a single basic block. Adjust and
3728 improve wording of comment.
3730 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3733 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3734 of TYPE_SIZE where we mean the number of bytes.
3736 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3738 * function.c (assign_parm_setup_block): Relax condition on
3739 multi-register optimization.
3741 2005-01-12 Nick Clifton <nickc@redhat.com>
3743 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3744 an "in_delay_slot" attribute of "no" to prevent them being used in
3745 delay slots. This is forbidden because they might generate
3748 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3751 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3754 2005-01-12 Nick Clifton <nickc@redhat.com>
3756 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3757 passed on to GAS) but do not define, as GAS no longer supports or
3758 needs the -m2000 option.
3760 2005-01-11 Roger Sayle <roger@eyesopen.com>
3762 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3763 type as args of unprototyped builtins aren't automatically promoted.
3764 (fold_builtin_abs): Likewise.
3766 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3768 * Makefile.in: Set a `build-warn' variable.
3770 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3772 PR tree-optimization/17949
3773 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3774 (find_interesting_uses_address): Use it.
3776 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3778 * regrename.c (kill_value): Handle subreg's that won't simplify.
3780 2005-01-11 Richard Henderson <rth@redhat.com>
3783 * config/i386/i386.h (enum ix86_builtins): Move ...
3784 * config/i386/i386.c: ... here.
3785 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3786 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3787 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3788 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3789 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3790 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3791 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3792 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3793 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3794 IX86_BUILTIN_LOADDDUP): Remove.
3795 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3796 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3797 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3798 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3799 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3800 (ix86_init_builtins): Make static.
3801 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3802 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3803 if all the modes match. Otherwise, fake it.
3804 (get_element_number, ix86_expand_vec_init_builtin,
3805 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3806 (ix86_expand_builtin): Make static. Update for changed builtins.
3807 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3808 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3809 (ix86_expand_vector_init_duplicate): New.
3810 (ix86_expand_vector_init_low_nonzero): New.
3811 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3812 Split out from ix86_expand_vector_init; handle integer modes.
3813 (ix86_expand_vector_init): Use them.
3814 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3815 * config/i386/i386-protos.h: Update.
3816 * config/i386/predicates.md (reg_or_0_operand): New.
3817 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3818 (movv2sf_internal): Likewise. And a splitter to match them all.
3819 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3820 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3821 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3822 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3823 (mmx_pinsrw): Fix operand ordering.
3824 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3825 rather than sse_loadss expander.
3826 (movv2df splitter): Similarly.
3827 (sse_loadss, sse_loadlss): Remove.
3828 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3829 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3830 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3831 (sse3_movddup): Rename with '*'.
3832 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3833 (sse2_loadsd): Remove.
3834 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3835 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3836 (sse2_pinsrw): Fix argument ordering.
3837 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3838 (sse2_stored): Remove 'r' destination.
3839 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3840 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3841 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3842 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3843 vec_extractv16qi, vec_initv16qi): New.
3845 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3846 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3847 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3849 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3850 (_mm_load_si128, _mm_store_si128): Likewise.
3851 (_mm_load1_pd): Use _mm_set1_pd.
3852 (_mm_load_sd): Use _mm_set_sd.
3853 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3854 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3855 (_mm_set_epi64): Use _mm_set_epi64x.
3856 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3857 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3858 _mm_setr_epi8): Use _mm_set_foo form.
3859 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3860 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3861 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3862 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3863 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3864 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3865 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3866 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3867 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3868 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3869 (_mm_movedup_pd): Use _mm_shuffle_pd.
3870 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3871 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3872 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3873 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3875 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3876 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3877 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3878 (_mm_store_ps): Use raw dereference.
3879 (_mm_store1_ps): Use _mm_storeu_ps.
3880 (_mm_storer_ps): Use _mm_store_ps.
3881 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3882 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3884 2005-01-11 Stan Shebs <shebs@apple.com>
3886 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3887 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3889 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3892 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3893 Skip all DECLs except for FIELD_DECLs.
3895 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3897 * config/s390/s390.c (override_options): Return error if
3898 -mbackchain, -mpacked-stack and -mhard-float are used together.
3899 (s390_va_start): Remove the backchain && packed-stack special case.
3900 (s390_gimplify_va_arg): Likewise.
3901 * doc/invoke.texi: Remove the ABI incompatibility note.
3903 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3905 * config/s390/s390.c (struct s390_frame_layout): Remove
3907 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3908 save_backchain_p with TARGET_BACKCHAIN.
3910 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3913 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3914 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3915 * function.c (locate_and_pad_parm): Set new field.
3916 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3917 Tweak where_pad test to include "none". Always set mem align for
3919 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3920 not sufficient for type.
3921 (assign_parm_setup_block): If stack_parm is zero on entry, always
3922 make a new stack local. Block move old stack parm if necessary
3923 to new aligned stack local.
3924 (assign_parm_setup_stack): Use a block move to handle
3925 potentially misaligned entry_parm.
3926 (assign_parms_unsplit_complex): Specify required alignment when
3927 creating stack local.
3928 * calls.c (compute_argument_addresses): Override alignment of stack
3929 arg calculated from its type with the alignment given by
3930 FUNCTION_ARG_BOUNDARY.
3931 (store_one_arg): Likewise.
3933 2005-01-11 Jan Beulich <jbeulich@novell.com>
3935 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3936 Change respective itanium_class attribute to ialu.
3937 (shladdp4_internal): New.
3938 * config/ia64/predicates.md (shladd_log2_operand): New.
3940 2005-01-11 Richard Henderson <rth@redhat.com>
3942 * expr.c (store_constructor): Use rtvec_alloc instead of
3943 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3945 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3947 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3949 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3951 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3952 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3953 (TARGET_RWRELOC): Define.
3954 (ia64_rwreloc_section_type_flags): Delete.
3955 (ia64_section_type_flags): New function.
3956 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3957 (TARGET_RWRELOC): Define.
3959 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3962 * config/ia64/ia64.c (process_set): For alloc insn, only call
3963 process_epilogue is !frame_pointer_needed.
3965 2005-01-10 Roger Sayle <roger@eyesopen.com>
3968 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3969 unary operator and can't be treated as a binary/comparison operator.
3971 2005-01-10 Richard Henderson <rth@redhat.com>
3973 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3974 (ix86_return_in_memory): Likewise.
3975 (function_arg_advance): Likewise. Mirror structure in function_arg
3976 for choosing register to advance.
3978 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3980 * tree-vectorizer.c, tree.def: Fix comment typos.
3982 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3984 * config/s390/s390.c (struct processor_costs): 4 new fields:
3985 ddbr, ddr, debr, der.
3986 (s390_rtx_costs): More precise handling of divide instructions.
3988 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3990 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3992 2005-01-10 Jan Beulich <jbeulich@novell.com>
3994 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3995 names resulting from -ffunction-sections/-fdata-sections and linkonce
3997 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3998 based on the section name. Rearrange the section name comparison logic
3999 slightly so that each section name is compared against at most once.
4001 2005-01-10 Ben Elliston <bje@au.ibm.com>
4003 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4004 targets for which -fPIC reduces limitations on the GOT size.
4006 2005-01-09 Falk Hueffner <falk@debian.org>
4008 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4011 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4014 * collect2.c (main): Set aixrtl_flag for -brtl option.
4015 (resolve_lib_name): Search for .so file extension before .a
4018 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4020 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4021 (vect_analyze_data_refs_alignment): Add dump prints.
4023 2005-01-09 Ira Rosen <irar@il.ibm.com>
4025 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4026 expr_invariant_in_loop_p.
4027 Initialize outputs first thing in the function.
4028 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4029 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4030 (vect_analyze_pointer_ref_access): Check that the initial condition of
4031 the access function is loop invariant.
4033 2005-01-09 Richard Henderson <rth@redhat.com>
4035 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4036 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4037 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4038 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4039 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4040 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4041 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4042 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4043 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4044 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4045 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4046 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4047 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4048 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4049 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4050 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4051 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4052 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4053 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4054 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4055 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4056 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4057 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4059 (mmx_clrdi, pavgusb): Remove.
4060 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4061 with leading sse_ prefix.
4062 * config/i386/sse.md: Receive them.
4063 * config/i386/mmx.md: New file.
4064 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4065 (subrv2sf3): Turn into expander for normal subtraction.
4066 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4067 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4068 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4069 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4070 commutative; use ix86_binary_operator_ok.
4071 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4072 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4073 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4074 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4075 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4076 Macroize from existing patterns; use ix86_binary_operator_ok.
4077 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4078 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4079 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4080 with vec_select+vec_concat.
4081 (mmx_pshufw, mmx_pshufw_1): Likewise.
4082 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4083 (mmx_uavgv4hi3): Model correctly.
4084 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4085 _mm_xor_si64): Remove casts.
4087 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4089 PR tree-optimization/19224
4090 * tree-scalar-evolution.c (get_instantiated_value,
4091 set_instantiated_value): New functions.
4092 (instantiate_parameters_1): Cache the results.
4093 (instantiate_parameters, resolve_mixers): Initialize and free
4096 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4098 * config/i386/i386.md (addhi_4): Correct reference in comment.
4101 2005-01-08 Richard Henderson <rth@redhat.com>
4103 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4104 (_mm_cvtsi128_si64x): Likewise.
4105 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4106 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4107 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4108 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4109 * config/i386/i386-protos.h: Update.
4110 * config/i386/i386.c (print_operand): Add 'H'.
4111 (ix86_fixup_binary_operands): Split out from ...
4112 (ix86_expand_binary_operator): ... here.
4113 (ix86_fixup_binary_operands_no_copy): New.
4114 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4115 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4116 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4117 (safe_vector_operand): Use CONST0_RTX.
4118 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4119 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4120 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4121 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4123 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4124 (IX86_BUILTIN_CMPNGESS): New.
4125 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4126 (attr type): Add sselog1.
4127 (attr unit, attr memory): Handle it.
4128 (movti, movti_internal, movti_rex64): Move near other integer moves.
4129 (movtf, movtf_internal): Move near other fp moves.
4130 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4131 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4132 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4133 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4134 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4135 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4136 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4137 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4138 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4139 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4140 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4141 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4142 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4143 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4144 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4145 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4146 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4147 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4148 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4149 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4150 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4151 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4152 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4153 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4154 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4155 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4156 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4157 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4158 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4159 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4160 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4161 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4162 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4163 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4164 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4165 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4166 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4167 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4168 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4169 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4170 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4171 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4172 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4173 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4175 (SSEPUSH, push<SSEPUSH>): Remove.
4176 (MMXPUSH, push<MMXPUSH>): Remove.
4177 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4178 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4179 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4180 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4181 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4182 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4183 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4184 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4185 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4186 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4187 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4188 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4189 (ppro_sse_log_V4SF): Handle sselog1.
4190 * config/i386/predicates.md (const_0_to_1_operand): New.
4191 (const_0_to_255_mul_8_operand): New.
4192 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4193 (const_2_to_3_operand, const_4_to_7_operand): New.
4194 * config/i386/sse.md: New file.
4195 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4196 (sse_movups): Rename from sse_movups_1.
4197 (sse_loadlss): Rename from sse_loadss_1.
4198 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4200 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4201 (absv4sf2, negv2df, absv2df): New.
4202 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4203 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4204 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4205 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4206 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4207 (sse3_addsubv4sf3): Model correctly.
4208 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4209 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4210 (sse_movhlps): Model with vec_select+vec_concat.
4211 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4212 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4213 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4214 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4215 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4216 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4217 sse2_pshufhw_1): Likewise.
4218 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4219 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4220 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4221 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4222 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4223 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4224 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4225 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4226 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4227 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4228 sminv8hi3): Mark commutative
4229 operands. Use ix86_binary_operator_ok.
4230 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4231 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4232 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4233 sse2_punpcklqdq): Allow operand2 in memory.
4234 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4235 sse2_movsd): Add memory alternatives.
4236 (sse_storelps): Turn expander into an insn; split after reload.
4237 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4238 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4240 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4242 * configure.ac (DWARF-2 debug_line): Use objdump.
4243 * configure: Regenerate.
4245 2005-01-08 Jeff Law <law@redhat.com>
4246 Diego Novillo <dnovillo@redhat.com>
4248 PR tree-optimization/18241
4249 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4250 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4251 statements with volatile operands.
4252 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4253 operands after marking a statement with has_volatile_ops.
4255 2005-01-08 Roger Sayle <roger@eyesopen.com>
4257 * tree.c (int_fits_type_p): Always honor integer constant
4258 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4260 2005-01-08 Roger Sayle <roger@eyesopen.com>
4262 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4263 the latent bug in rtl_delete_block has been resolved.
4265 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4267 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4268 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4270 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4272 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4273 library as @multilib_dir@/$(SHLIB_SONAME).
4275 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4277 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4278 * configure: Regenerate.
4280 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4282 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4285 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4288 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4289 Convert non-word aligned offset address using ld/std into
4292 2005-01-07 Richard Henderson <rth@redhat.com>
4294 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4296 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4298 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4300 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4302 PR tree-optimization/19283
4303 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4304 is not shorter than the original type.
4306 PR rtl-optimization/19012
4307 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4309 PR rtl-optimization/18861
4310 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4311 (FULL_STATE): Define.
4312 (mark_tablejump_edge): New function.
4313 (purge_dead_tablejump_edges): New function.
4314 (find_bb_boundaries): Use it.
4316 PR tree-optimization/18828
4317 * builtins.c (expand_builtin_next_arg): Remove argument and all
4318 the argument checking.
4319 (expand_builtin): Adjust caller.
4320 (expand_builtin_va_start): Likewise. Remove error for too many
4322 (fold_builtin_next_arg): Issue error for too many arguments.
4323 After checking arguments, replace them with magic arguments that
4324 prevent further checking of the args.
4326 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4328 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4330 2005-01-06 Roger Sayle <roger@eyesopen.com>
4333 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4334 and %{.S:...} (and their negative variants) to test whether the
4335 input file is assembler or pre-processed-assembler independent of
4336 the actual filename extension.
4338 2005-01-06 Roger Sayle <roger@eyesopen.com>
4340 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4341 of sign or zero extended values.
4343 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4345 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4346 for IBM long double format correctly.
4348 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4350 Fix PR tree-optimization/18792
4352 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4353 to first_loop_depth, and use loop depth instead of loop number.
4354 (build_classic_dir_vector): Ditto.
4355 (compute_data_dependences_for_loop): Use depth, not loop number.
4356 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4357 number. Pass in loops, instead of loop numbers.
4358 (gather_interchange_stats): Ditto.
4359 (linear_transform_loops): Ditto.
4361 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4364 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4365 biv_fits_mode_p, extension_within_bounds_p): New functions.
4366 (check_ext_dependent_givs): Use them.
4368 2005-01-06 Roger Sayle <roger@eyesopen.com>
4370 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4371 more than one barrier, in which case we should delete them all.
4373 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4375 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4377 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4379 Fix PR middle-end/19286
4381 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4382 output this subprogram, simply ignore this attempt to do it again.
4383 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4384 origin attribute if it's not possible.
4385 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4386 (decls_for_scope): Ditto.
4387 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4388 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4390 2005-01-05 Richard Henderson <rth@redhat.com>
4393 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4394 (bdesc_2arg): Use it.
4395 (ix86_expand_binop_builtin): Force operands into registers
4397 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4398 ix86_expand_sse_compare, ix86_expand_sse_comi,
4399 ix86_expand_builtin): Likewise.
4401 2005-01-05 Richard Henderson <rth@redhat.com>
4403 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4405 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4406 (mulv4hi3): Set itanium_class mmmul.
4407 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4408 (fpack): Rename from fpack_sfsf.
4410 2005-01-05 Richard Henderson <rth@redhat.com>
4413 * reload1.c (do_input_reload): Restrict the optimization deleteing
4414 a previous output reload to RELOAD_FOR_INPUT.
4416 2005-01-05 Steven Bosscher <stevenb@suse.de>
4418 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4419 comment that we fall through after case.
4420 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4421 (distribute_links): Likewise.
4422 * cse.c (cse_insn): Likewise.
4423 * cselib.c (cselib_invalidate_mem): Likewise.
4424 * df.c: Update comments at the top of the file.
4425 (read_modify_subreg_p): Update comments here too.
4426 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4427 * flow.c (mark_set_1): Likewise.
4428 (mark_used_regs): Likewise.
4429 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4430 (canon_list_insert): Likewise.
4431 (mark_set): Likewise.
4432 (try_replace_reg): Likewise.
4433 (store_killed_in_insn): Likewise.
4434 * loop.c (count_one_set): Likewise.
4435 (basic_induction_var): Likewise.
4436 * postreload-gcse.c (find_mem_conflicts): Likewise.
4437 * postreload.c (reload_combine_note_store): Likewise.
4438 (move2add_note_store): Likewise.
4439 * reload.c (find_equiv_reg): Likewise.
4440 (mark_referenced_resources): Likewise.
4441 * rtlanal.c (set_noop_p): Likewise.
4442 (note_stores): Likewise.
4443 (note_uses): Likewise.
4444 * sched-deps.c (sched_analyze_1): Likewise.
4445 * sched-rgn.c (check_live_1): Likewise.
4446 (update_live_1): Likewise.
4447 * config/i860/i860.c: Likewise.
4449 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4451 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4453 * doc/rtl.texi: Update documentation for bit-fields and SET.
4455 2005-01-05 Roger Sayle <roger@eyesopen.com>
4457 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4459 2005-01-05 Jan Hubicka <jh@suse.cz>
4460 Richard Henderson <rth@redhat.com>
4463 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4466 2005-01-05 Richard Henderson <rth@redhat.com>
4469 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4470 (sse_shufps): Change operand 3 to const_int_operand.
4471 (sse2_storelps): Fix typo in template.
4472 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4473 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4474 (ix86_expand_builtin): Likewise.
4476 2005-01-05 Julian Brown <julian@codesourcery.com>
4478 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4479 as aggregates for AAPCS ABIs.
4481 2005-01-05 Stan Shebs <shebs@apple.com>
4483 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4484 Mach-O getters if ppc64.
4485 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4487 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4488 signed four-byte field for global code case.
4489 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4491 2005-01-05 Roger Sayle <roger@eyesopen.com>
4494 * c-common.c: Include real.h.
4495 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4496 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4497 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4498 * Makefile.in (c-common.o): Update dependencies.
4500 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4502 * c-parse.in (asm_string): Add trailing semicolon.
4504 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4506 * c-parse.in (asm_string): New. Don't allow wide strings in
4508 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4509 asm_string instead of STRING.
4511 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4513 * c-typeck.c (constructor_no_implicit): Remove.
4514 (set_designator, process_init_element): Don't check
4515 constructor_no_implicit.
4517 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4518 Kaz Kojima <kkojima@gcc.gnu.org>
4521 * lcm.c (create_pre_exit): New.
4522 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4523 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4525 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4527 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4528 -msoft-float in target_float_switch.
4529 * arm.c (arm_override_options): Fix processing of target_float_switch.
4531 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4533 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4536 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4538 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4539 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4541 2005-01-04 Roger Sayle <roger@eyesopen.com>
4543 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4544 if deleting the then-block allows the test-block to fallthru to the
4547 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4550 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4551 after the full declaration if the are in two different TUs.
4553 2005-01-04 Richard Henderson <rth@redhat.com>
4556 * tree-sra.c (generate_one_element_init): Just
4557 call gimplify_and_add.
4558 (generate_element_init): Record the
4559 new referenced variables and mark them for renaming
4560 and split out to ...
4561 (generate_element_init_1): This.
4562 (scalarize_init): Don't call push_gimplify_context/
4563 pop_gimplify_context.
4565 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4567 * toplev.c (get_src_pwd): Handle failure of getpwd().
4569 2005-01-04 Roger Sayle <roger@eyesopen.com>
4571 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4573 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4574 all the cases handled by it are inverted by invert_truthvalue.
4576 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4578 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4579 (save_register_windowsi): Likewise.
4581 2005-01-04 Richard Henderson <rth@redhat.com>
4583 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4585 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4588 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4589 any simplifications of vector mode comparison operators.
4590 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4592 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4593 Devang Patel <dpatel@apple.com>
4595 PR tree-optimization/18308
4596 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4597 the operands before creating a new expression.
4598 * dojump.c (do_jump): Make drop_through_label available
4599 for all cases. Add expansion of COND_EXPR.
4601 2005-01-04 Ira Rosen <irar@il.ibm.com>
4603 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4604 INTEGER_CST instead of TREE_CONSTANT.
4605 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4606 instead of TREE_CONSTANT.
4607 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4608 instead of TREE_CONSTANT.
4610 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4612 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4614 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4617 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4618 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4620 2005-01-03 Richard Henderson <rth@redhat.com>
4622 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4623 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4624 fold_convert_const_real_from_real): Split out from ...
4625 (fold_convert_const): ... here.
4627 2005-01-03 Richard Henderson <rth@redhat.com>
4630 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4631 (mov<MMXMODEI>_internal): Likewise.
4632 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4633 Add V2SF case; use it for SSE1; don't use TI.
4634 (movdf_integer): Likewise.
4635 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4637 2005-01-03 Ira Rosen <irar@il.ibm.com>
4639 * tree-vectorizer.c (vect_strip_conversions): New function.
4640 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4641 check for binary class.
4643 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4647 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4649 * gimple-low.c (mark_blocks_with_used_vars): New function.
4650 (mark_blocks_with_used_subblocks): Ditto.
4651 (mark_used_blocks): Ditto.
4652 (pass_mark_used_blocks): New pass.
4653 * tree-inline.c: Include debug.h.
4654 (expand_call_inline): Call outlining_inline_function here.
4655 * tree-optimize.c (init_tree_optimization_passes): Add
4656 pass_mark_used_blocks.
4657 * tree-pass.h (pass_mark_used_blocks): New.
4658 * Makefile.in (tree-inline.o): Add debug.h dependency.
4660 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4662 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4663 VAR_DECLs to have weak_import attribute.
4665 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4668 2004-01-03 Steven Bosscher <stevenb@suse.de>
4670 * passes.c (rest_of_compilation): Don't run regmove if only
4671 flag_expensive_optimizations, require flag_regmove instead.
4673 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4675 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4677 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4678 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4679 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4680 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4682 2005-01-03 Richard Henderson <rth@redhat.com>
4684 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4685 (ia64_const_ok_for_letter_p): New.
4686 (ia64_const_double_ok_for_letter_p): New.
4687 (ia64_extra_constraint): New.
4688 (ia64_expand_vecint_compare): New.
4689 (ia64_expand_vcondu_v2si): New.
4690 (ia64_expand_vecint_cmov): New.
4691 (ia64_expand_vecint_minmax): New.
4692 (ia64_print_operand): Add 'v'.
4693 (ia64_preferred_reload_class): New.
4694 (ia64_vector_mode_supported_p): New.
4695 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4696 (PREFERRED_RELOAD_CLASS): Move to function.
4697 (CONST_OK_FOR_LETTER_P): Move to function.
4698 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4699 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4700 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4701 (EXTRA_CONSTRAINT): Move to function.
4702 * config/ia64/ia64.md: Include vect.md.
4703 (itanium_class): Add mmalua.
4705 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4707 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4708 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4710 (const_int_2bit_operand): New.
4711 (fr_reg_or_0_operand): New.
4712 * config/ia64/ia64-modes.def: Add vector modes.
4713 * config/ia64/ia64-protos.h: Update.
4714 * config/ia64/vect.md: New file.
4716 2005-01-03 Richard Henderson <rth@redhat.com>
4718 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4720 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4723 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4725 (log1pdf2): Change mode of operands[0,1] to DFmode.
4727 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4729 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4730 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4731 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4732 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4733 SPARC_RELAXED_ORDERING.
4735 2005-01-03 Richard Henderson <rth@redhat.com>
4736 Uros Bizjak <uros@kss-loka.si>
4739 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4740 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4741 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4743 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4744 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4745 const_pow2_1_to_128_operand): New predicates.
4747 2005-01-02 Greg McGary <greg@mcgary.org>
4749 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4751 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4752 object. [ptr_type]: Remove unused variable.
4753 Remember nearest addressable array-element or record-component
4754 when checking bitfield components. Tolerate empty BIND_EXPR.
4756 2005-01-01 Richard Henderson <rth@redhat.com>
4758 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4759 that don't narrow the value. Fail for other conversions.
4761 2005-01-01 Richard Henderson <rth@redhat.com>
4764 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4765 * c-lang.c (finish_file): Don't do it here.
4766 * objc/objc-act.c (objc_finish_file): Likewise.
4768 * cgraph.c (decl_assembler_name_equal): New.
4769 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4770 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4771 * cgraph.h (struct cgraph_varpool_node): Add next.
4772 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4773 * varasm.c (assemble_alias): Mark the target as needed.
4775 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4778 * function.c (get_arg_pointer_save_area): Use entry_of_function
4779 instead of get_insns.
4781 2005-01-01 Roger Sayle <roger@eyesopen.com>
4782 Andrew Pinski <pinskia@physics.uc.edu>
4783 James E. Wilson <wilson@specifixinc.com>
4785 PR rtl-optimization/12092
4786 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4789 2005-01-01 Roger Sayle <roger@eyesopen.com>
4790 Olivier Hainque <hainque@act-europe.fr>
4792 * tree.c (int_fits_type_p): A narrower type always fits in a
4793 wider one, except for negative values into unsigned types.
4795 2005-01-01 Roger Sayle <roger@eyesopen.com>
4797 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4798 with the original constant rather than require TREE_OVERFLOW.
4800 2005-01-01 Steven Bosscher <stevenb@suse.de>
4803 * c-decl.c (finish_function): If compiling C99, annotate the
4804 compiler generated return with the current file name and line 0.
4805 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4806 the source line is greater than 0.
4807 (remove_bb): Likewise.
4809 See ChangeLog.12 for earlier changes.