1 2005-02-21 Jeff Law <law@redhat.com>
3 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10 Adjust their definitions.
11 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
14 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15 genautomata.c, langhooks.c, langhooks.h, system.h,
16 config/arm/lib1funcs.asm: Update copyright.
18 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20 * dbxout.c (dbxout_function_end): Emit Lscope label always.
22 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
25 * doc/install.texi: Document --with-gc.
27 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
29 * simplify-rtx.c (simplify_unary_operation): Add a missing
32 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
34 PR tree-optimization/18663
35 * tree-ssa-dom.c (extract_range_from_cond): Return 0
36 if the type has variable bounds.
38 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
40 * gcse.c: Remove an obsolete comment.
42 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
44 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
46 * doc/extend.texi (Function Attributes) <Attribute const>: The
47 attribute "pure" is below this text, not above.
49 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
51 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
52 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
53 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
55 2005-02-20 Zack Weinberg <zack@codesourcery.com>
58 * langhooks.h (struct lang_hooks): Add to_target_charset.
59 * langhooks.c (lhd_to_target_charset): New function.
60 * langhooks-def.h: Declare lhd_to_target_charset.
61 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
62 (LANG_HOOKS_INITIALIZER): Update.
63 * c-common.c (c_common_to_target_charset): New function.
64 * c-common.h: Declare it.
65 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
66 c_common_to_target_charset.
68 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
69 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
71 * system.h: Poison them.
72 * doc/tm.texi: Don't discuss them.
73 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
74 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
75 (pp_c_char): Do not attempt to generate letter escapes for
77 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
78 * config/mips/mips.c (mips_output_ascii): Likewise.
80 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
82 PR tree-optimization/19951
83 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
86 2005-02-19 Steven Bosscher <stevenb@suse.de>
89 * function.h (struct function): New field `max_loop_depth'.
90 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
91 (flow_loops_find): Reset the max loop depth count before finding loops.
92 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
93 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
94 (calculate_global_regs_live): Make sure the loop will terminate
95 when the initial sets are not empty.
97 2005-02-19 Zack Weinberg <zack@codesourcery.com>
99 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
101 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
103 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
106 * doc/invoke.texi: Remove documentation of %M spec.
108 (init_spec): Remove %M suffix from -lgcc_s.
109 (do_spec_1): Remove 'M' case.
110 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
111 to put shared libraries in the multilib directory. Remove the
112 shlib_so_soname substitution variable. Don't add a multilib encoding
113 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
114 reported by -print-multi-os-directory. Pass @multilib_dir@ to
115 SHLIB_INSTALL as well as SHLIB_LINK.
116 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
117 (SHLIB_NAME): Delete.
118 (SHLIB_DIR): New macro.
119 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
120 (SHLIB_INSTALL): Adjust accordingly.
121 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
122 * config/t-slibgcc-sld: Likewise.
123 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
124 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
125 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
127 (SHLIBUNWIND_INSTALL): Adjust accordingly.
128 * config/i386/t-nwld (SHLIB_SONAME): Delete.
129 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
130 Use @shlib_base_name@ instead of @shlib_so_name@.
131 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
132 and @shlib_base_name@.so in @multilib_dir@.
133 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
135 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
136 (SHLIB_LINK): Remove previous workaround.
137 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
138 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
139 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
141 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
142 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
143 (SHLIB_INSTALL): Adjust accordingly.
144 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
145 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
146 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
147 config/t-slibgcc-elf-ver.
149 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
150 Jakub Jelinek <jakub@redhat.com>
152 PR tree-optimization/19828
153 * tree-ssa-loop-im.c: Add a TODO comment.
154 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
155 without side-effects.
157 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
159 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
162 2005-02-18 James E. Wilson <wilson@specifixinc.com>
164 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
165 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
166 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
168 (ia64_reorg): Delete fixup_errata call.
169 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
170 (TARGET_SWITCHES): Delete -mb-step entry.
172 2005-02-19 Jakub Jelinek <jakub@redhat.com>
175 * c-typeck.c (composite_type): Handle quals in transparent unions.
176 (type_lists_compatible_p): Likewise.
178 2005-02-18 Stan Shebs <shebs@apple.com>
180 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
181 expressions in the .literal8 section.
183 2005-02-18 Geoffrey Keating <geoffk@apple.com>
185 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
187 2005-02-18 Roger Sayle <roger@eyesopen.com>
189 * fold-const.c (constant_boolean_node): Always create values of the
190 specified type, don't bother calling truthvalue_conversion.
192 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
194 * except.c (output_function_exception_table): Call
195 assemble_external_libcall (eh_personality_libfunc).
197 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
200 * config/ia64/ia64.h (struct machine_function): Add state_num.
201 * config/ia64/ia64.c (process_epilogue,
202 process_for_unwind_directive): Use new unwind state numbers each
203 time rather than state 1.
205 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
208 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
209 before the "*llgt_didi" pattern.
211 2005-02-18 Jason Merrill <jason@redhat.com>
213 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
215 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
217 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
218 (div0): Use it in place of ARM_FUNC_ALIAS.
219 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
221 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
224 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
225 access, the lower bound of the array type if it exists.
227 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
230 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
231 cases that are out-of-range for the index type.
233 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
235 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
236 (estimate_case_costs): Don't call convert.
237 * expmed.c (expand_shift): Likewise.
238 (make_tree): Call fold_convert instead of convert.
240 2005-02-18 Jakub Jelinek <jakub@redhat.com>
243 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
244 that ref to be marked MEM_READONLY_P doesn't have base that needs
247 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
249 * genautomata.c (output_get_cpu_unit_code_func,
250 output_cpu_unit_reservation_p): Don't generate old-style function
253 2005-02-18 Jakub Jelinek <jakub@redhat.com>
256 PR tree-optimization/20009
257 * convert.c (convert_to_integer): Revert 2005-02-16 change.
259 PR tree-optimization/18947
260 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
261 inline, remove all nodes that are inlined into the extern inline
264 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
266 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
267 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
268 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
269 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
272 2005-02-17 Roger Sayle <roger@eyesopen.com>
274 PR tree-optimization/19917
275 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
276 to be potentially trapping.
278 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
280 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
282 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
284 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
285 tem becomes a local variable which is set to the value of the
286 back end defined INITIAL_FRAME_ADDRESS macro.
287 (expand_builtin_frame_address): Omit the base parameter to
288 expand_builtin_return_addr.
289 (expand_builtin_profile_func): Likewise.
290 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
291 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
292 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
294 2005-02-17 Jakub Jelinek <jakub@redhat.com>
296 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
297 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
298 * config/frv/frv.c (frv_function_epilogue): Likewise.
300 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
302 * lambda-code (perfect_nestify): Remove mark/unmark
304 * tree-loop-linear.c (linear_transform_loops): Add
305 rewrite_into_ssa call so that ssa is correct for
306 rewriting into loop closed.
308 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
310 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
311 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
313 * bt-load.c (btr_def_live_range, combine_btr_defs,
314 migrate_btr_def, migrate_btr_defs): Likewise.
315 * cfgcleanup.c (thread_jump): Likewise.
316 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
317 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
318 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
319 df_rd_local_compute, df_reg_info_compute): Likewise.
320 * dominance.c (init_dom_info, free_dom_info): Likewise.
321 * flow.c (init_propagate_block_info,
322 free_propagate_block_info): Likewise.
323 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
324 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
325 modify_reg_pav): Likewise.
326 * loop-invariant.c (find_defs, find_invariant_insn,
327 find_invariants, free_inv_motion_data): Likewise.
328 * predict.c (tree_predict_by_opcode,
329 estimate_bb_frequencies): Likewise.
330 * stmt.c (expand_case): Likewise.
331 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
332 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
333 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
334 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
335 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
336 rewrite_ssa_into_ssa): Likewise.
337 * tree-optimize.c (tree_rest_of_compilation): Likewise.
338 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
339 analyze_edges_for_bb, perform_edge_inserts): Likewise.
340 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
341 * tree-sra.c (tree_sra): Likewise.
342 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
343 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
344 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
345 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
346 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
347 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
349 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
350 calculate_live_on_entry, calculate_live_on_exit,
351 build_tree_conflict_graph): Likewise.
352 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
353 record_important_candidates, set_use_iv_cost, find_depends,
354 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
355 tree_ssa_iv_optimize_finalize): Likewise.
356 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
357 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
358 tree_duplicate_loop_to_header_edge): Likewise.
359 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
360 * tree-ssa.c (verify_flow_insensitive_alias_info,
361 verify_name_tags, verify_ssa, init_tree_ssa,
362 delete_tree_ssa): Likewise.
363 * tree-ssanames.c (marked_ssa_names, init_ssanames,
364 fini_ssanames): Likewise.
365 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
367 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
369 * config/rs6000/t-rtems: Completely reworked.
371 2005-02-17 Ira Rosen <irar@il.ibm.com>
373 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
375 2005-02-17 Ira Rosen <irar@il.ibm.com>
377 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
378 POINTER_TYPE_P when checking that type is a pointer.
379 (vect_get_memtag): Remove.
380 (vect_address_analysis): Use POINTER_TYPE_P. Call
381 vect_object_analysis with dummy parameter for memtag.
382 (vect_object_analysis): Extract memtag (functionality that
383 used to be in vect_get_memtag and moved here). Fix printings.
384 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
385 with correct parameters. Remove call to vect_get_memtag.
387 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
389 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
390 (tree-vectorizer.o): Added missing dependencies.
392 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
394 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
395 declaration in tree-vectorizer.c, now has an extern declaration in
397 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
398 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
399 get_vectype_for_scalar_type, vect_is_simple_use,
400 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
401 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
402 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
403 vectorizable_store, vectorizable_operation, vectorizable_assignment,
404 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
405 find_loop_location): Likewise.
407 * tree-vectorizer.c (langhooks.h): #include removed.
408 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
409 moved to tree-vectorized.h.
410 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
411 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
412 get_vectype_for_scalar_type, vect_is_simple_use,
413 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
414 vect_supportable_dr_alignment, new_loop_vec_info,
415 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
416 vect_set_verbosity_level, find_loop_location): Likewise.
418 (vect_analyze_loop): Function externalized. Declaration moved to
419 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
420 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
421 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
422 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
423 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
424 vect_enhance_data_refs_alignment, vect_analyze_operations,
425 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
426 vect_stmt_relevant_p, vect_get_loop_niters,
427 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
428 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
429 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
430 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
431 vect_get_memtag): Likewise.
433 (vectorizable_load): Function externalized. Declaration moved to
434 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
435 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
436 vect_transform_loop): Likewise.
437 (vect_transform_stmt): Moved to tree-vect-transform.c.
438 (vect_align_data_ref, vect_create_destination_var,
439 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
440 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
441 vect_get_vec_def_for_operand, vect_init_vector,
442 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
443 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
444 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
445 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
446 vect_do_peeling_for_loop_bound): Likewise.
448 * tree-vect-analyze.c: New file.
449 * tree-vect-transform.c: New file.
451 2005-02-17 Jason Merrill <jason@redhat.com>
453 PR mudflap/19319, c++/19317
454 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
457 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
459 * doc/install.texi (Specific): Update link for Darwin-specific
462 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
464 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
465 constant_boolean_node.
467 2005-02-16 David Edelsohn <edelsohn@gnu.org>
470 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
471 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
473 2005-02-16 Richard Henderson <rth@redhat.com>
476 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
478 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
479 replace uses with Wtype_MAXp1_F.
480 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
481 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
482 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
483 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
484 and HAVE_TFMODE as appropriate.
485 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
486 (__floatdisf): Likewise.
487 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
488 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
489 (Wtype_MAXp1_F): New.
490 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
491 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
493 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
496 * arm.c (arm_apply_result_size): New function.
497 * arm.h (APPLY_RESULT_SIZE): Define.
498 * arm-protos.h (arm_apply_result_size): Add prototype.
499 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
501 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
502 (call_value_symbol): Remove predicate for operand 0.
503 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
504 (untyped_call): Rework to correclty return values for any type.
505 (untyped_return): New expand.
506 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
508 2005-02-16 Stan Shebs <shebs@apple.com>
510 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
511 * config/rs6000/t-darwin8: New, for 64-bit multilib.
513 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
515 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
516 configure settings on Solaris 7 and later.
518 2005-02-16 Diego Novillo <dnovillo@redhat.com>
520 PR tree-optimization/19865
521 * tree-optimize.c (init_tree_optimization_passes): Run
522 pass_may_alias after pass_sra.
524 2005-02-16 Richard Henderson <rth@redhat.com>
525 Stuart Hastings <stuart@apple.com>
528 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
529 Do nothing if debug info suppressed for this function.
530 (dbxout_begin_function): Early exit if debug info suppressed for
533 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
536 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
538 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
540 PR tree-optimization/19967
541 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
542 expand_builtin_strchr, expand_builtin_strrchr): Take a new
543 argument TYPE. Adjust calls to fold_builtin_XXX.
544 (expand_builtin, fold_builtin_1): Adjust calls to
546 (fold_builtin_strchr, fold_builtin_strpbrk,
547 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
548 result to a requested type TYPE.
550 2005-02-16 Jakub Jelinek <jakub@redhat.com>
553 * fold-const.c (fold): Don't optimize (T)(x & cst) to
554 (T)x & (T)cst if (T)cst overflows.
555 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
556 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
558 2005-02-15 Jeff Law <law@redhat.com>
560 * gcse.c (blocks_with_calls): New bitmap.
561 (alloc_gcse_mem): Allocate it.
562 (free_gcse_mem): Free it.
563 (clear_modifY_mem_tables): Clear it.
564 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
565 when we encounter CALL_INSNs.
566 (compute_transp, case MEM): Handle blocks with calls separate
567 from blocks without calls. Use bitmap iterators rather than
570 2005-02-15 Peter O'Gorman <peter@pogma.com>
573 * mklibgcc.in (vis_hide): Use a temporary object file, not
576 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
579 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
582 2005-02-15 David Edelsohn <edelsohn@gnu.org>
583 Alan Modra <amodra@bigpond.net.au>
586 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
587 (_xlqsub): Rename to __gcc_qsub.
588 (_xlqmul): Rename to __gcc_qmul.
589 (_xlqdiv): Rename to __gcc_qdiv.
590 Provide versioned symbol aliases with old names.
591 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
592 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
593 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
594 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
595 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
597 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
599 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
600 Fold ~(A - 1) and ~(A + -1) to -A.
602 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
606 * config/host-linux.c (linux_gt_pch_use_address): Copy from
607 config/pa/pa-host.c:pa_gt_pch_use_address.
609 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
611 * tree-vn.c (get_value_handle): Make sure that given an
612 is_gimple_min_invariant expression, we always return it.
614 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
616 * passes.c (rest_of_handle_gcse): Fix a comment.
618 2005-02-15 Jeff Law <law@redhat.com>
620 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
622 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
623 (canon_list_insert, record_last_mem_set_info): Similarly.
624 (clear_modify_mem_tables): Similarly.
626 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
628 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
629 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
630 config/mips/mips.md, config/rs6000/aix.h,
631 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
633 2005-02-15 Richard Henderson <rth@redhat.com>
635 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
636 call to be best_edge.
638 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
640 * basic-block.h: Adjust the prototype for find_basic_blocks.
641 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
642 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
645 * flow.c (recompute_reg_usage): Remove all arguments.
646 * passes.c (rest_of_compilation): Adjust the call to
648 * rtl.h: Adjust the prototype for recompute_reg_usage.
650 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
652 * tree-dump.c (dump_files): Update to reflect new member
654 (dump_register): Add new argument.
656 (dump_switch_p_1): Check against glob name if doglob was passed.
657 (dump_switch_p): Check against regular first, then glob if
658 we didn't have any hits on the dump name.
659 * tree-optimize.c (register_one_dump_file):
660 Pass in glob name as well.
661 * tree-pass.h (struct dump_file_info): Add glob
664 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
666 PR preprocessor/16323
667 * doc/invoke.texi: Document that -Wendif-labels is on by default.
669 2005-02-14 David Edelsohn <edelsohn@gnu.org>
672 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
673 (trunctfdf2_internal1): New.
674 (trunctfdf2_internal2): Renamed from trunctfdf2.
676 2005-02-14 Diego Novillo <dnovillo@redhat.com>
678 PR tree-optimization/19853
679 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
681 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
683 * passes.c (rest_of_handle_loop_optimize): Remove calls to
684 delete_dead_jumptables and cleanup_cfg.
686 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
688 * reload.c (find_reloads): Swap address_reloaded flags when
689 swapping commutative operands.
691 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
693 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
694 Use standard_iv_increment_position for computing the bsi position
696 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
699 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
702 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
703 life range of hard registers.
704 * value-prof.c (insn_prefetch_values_to_profile): Only
707 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
710 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
712 * bitmap.h (bitmap_and_compl_into): Return bool.
713 * bitmap.c (bitmap_and_compl_into): Return changed flag.
715 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
717 PR tree-optimization/19944
718 * fold-const.c (fold): Re-add ABS_EXPR folding.
720 2005-02-13 David Edelsohn <edelsohn@gnu.org>
723 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
724 {TARGET,MASK}_XL_COMPAT.
725 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
727 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
728 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
730 (rs6000_arg_partial_bytes): Same.
731 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
732 and XL compatibility enabled.
733 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
734 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
735 test to final condition.
736 (cmptf_internal2): New.
737 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
738 xl-compat. Add TFmode information to description.
740 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
742 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
744 2005-02-13 Jason Merrill <jason@redhat.com>
747 * fold-const.c (fold_indirect_ref_1): Split out from...
748 (build_fold_indirect_ref): Here.
749 (fold_indirect_ref): New fn.
750 * tree.h: Declare it.
751 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
752 (gimplify_modify_expr_rhs): Likewise.
753 (gimplify_expr): Likewise.
755 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
757 PR tree-optimization/14303
758 PR tree-optimization/15784
759 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
760 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
761 ABS_EXPR<x> != 0 to x != 0.
763 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
765 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
766 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
767 spelling conventions.
769 * passes.c (rest_of_handle_gcse): Don't run cse_main and
770 delete_trivially_dead_insns too many times.
772 * passes.c (rest_of_handle_gcse): Remove dead assignments to
775 2005-02-12 Ira Rosen <irar@il.ibm.com>
777 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
778 (vect_is_simple_iv_evolution): Remove redundant parameter
780 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
781 without last parameter.
782 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
783 Return pointer step. Call vect_is_simple_iv_evolution without
784 last parameter. Check only that the step is multiple of size
785 type. Remove stmt_vinfo updates.
786 (vect_get_memtag_and_dr): Remove.
787 (vect_get_memtag): New function.
788 (vect_address_analysis): New function.
789 (vect_object_analysis): New function.
790 (vect_analyze_data_refs): Call vect_object_analysis and
791 vect_get_memtag. Update stmt_vinfo fields.
793 2005-02-12 Ira Rosen <irar@il.ibm.com>
795 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
796 exist and are objects. Remove checks for pointer.
797 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
798 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
799 (vect_create_data_ref_ptr): Likewise.
800 (vect_base_addr_differ_p): New function.
801 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
802 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
803 Don't set the DR_BASE_NAME field of data-ref.
804 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
806 2005-02-12 Uros Bizjak <uros@kss-loka.si>
808 * optabs.h (enum optab_index): Add new OTI_ldexp.
809 (ldexp_optab): Define corresponding macro.
810 * optabs.c (init_optabs): Initialize ldexp_optab.
811 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
813 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
815 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
816 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
818 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
819 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
822 2005-02-12 Ira Rosen <irar@il.ibm.com>
824 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
826 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
828 (vect_get_base_and_offset): Always return an address.
829 (vect_create_addr_base_for_vector_ref): Remove treatment for
830 different data reference types.
831 (vect_compute_data_ref_alignment): Rename base to base_address in
832 stmt_vec_info. Get the object in order to force its alignment.
833 (vect_get_memtag_and_dr): Rename base to base_address in
834 stmt_vec_info. Extract the object for memtag analysis.
836 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
839 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
840 changes cc_status, use apply modified_in_p to part of cc_status
841 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
844 2005-02-11 Richard Henderson <rth@redhat.com>
846 * tree-complex.c (expand_complex_libcall): New.
847 (expand_complex_multiplication): Use it for c99 compliance.
848 (expand_complex_division): Likewise.
849 * fold-const.c (fold_complex_add, fold_complex_mult): New.
851 * builtins.c (built_in_names): Remove const.
852 * tree.c (build_common_builtin_nodes): Build complex arithmetic
854 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
855 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
856 (built_in_names): Remove const.
857 * c-common.c (c_common_type_for_mode): Handle complex modes.
858 * flags.h, toplev.c (flag_complex_method): Rename from
859 flag_complex_divide_method.
860 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
861 __mulsc3, __muldc3, __mulxc3, __multc3): New.
862 * libgcc2.h: Declare them.
863 * libgcc-std.ver: Export them.
864 * mklibgcc.in (lib2funcs): Build them.
866 2005-02-11 Steven Bosscher <stevenb@suse.de>
868 PR tree-optimization/19876
869 Partially revert my change from 2005-01-14
870 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
871 (compute_antic): ...and remove the loop here.
873 2005-02-11 Jakub Jelinek <jakub@redhat.com>
876 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
877 is number of inner's bits, avoid creating a BIT_FIELD_REF.
879 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
880 crtend.o if -pie. Use %{x:a;:b} spec syntax.
882 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
884 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
885 offsets for the big-endian 32-bit case.
887 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
889 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
891 2005-02-11 Dale Johannesen <dalej@apple.com>
893 * cselib.c (cselib_process_insn): Clear out regs where
894 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
895 * reload.c (find_equiv_reg): Ditto.
897 2005-02-11 Ian Lance Taylor <ian@airs.com>
899 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
902 * tree.c (build_function_type_list): Work correctly if there are
905 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
907 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
908 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
909 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
910 TARGET_ZARCH instead of TARGET_64BIT.
912 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
914 * config/rs6000/t-rtems:
915 (MULTILIB_OPTIONS): Remove mcpu=602.
916 (MUTLILIB_DIRNAMES): Remove m602.
917 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
918 Let mcpu=602 match mcpu=603.
919 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
921 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
923 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
926 2005-02-10 David Daney <ddaney@avtrex.com>
928 * config/alpha/linux-unwind.h: Add exception clause to copyright.
929 * config/i386/linux-unwind.h: Likewise.
930 * config/ia64/linux-unwind.h: Likewise.
931 * config/mips/linux-unwind.h: Likewise.
932 * config/pa/linux-unwind.h: Likewise.
933 * config/rs6000/linux-unwind.h: Likewise.
934 * config/s390/linux-unwind.h: Likewise.
935 * config/sh/linux-unwind.h: Likewise.
936 * config/sparc/linux-unwind.h: Likewise.
938 2005-02-10 Steven Bosscher <stevenb@suse.de>
940 PR tree-optimization/17549
941 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
942 TER to replace a DEF with its expression if the DEF and the
943 rhs of the expression we replace into have the same root
946 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
948 * config/mips/mips.md: Fix the placement of the match_scratch in the
951 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
953 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
956 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
958 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
959 (strip_offset): Handle addresses.
960 (add_address_candidates): Use strip_offset.
961 (difference_cost): Reflect strip_offset change.
962 (force_var_cost, difference_cost): Strip nops.
964 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
966 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
968 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
969 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
970 config/cris/cris-protos.h, config/cris/cris.c: Update
973 2005-02-10 Jeff Law <law@redhat.com>
975 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
976 (lookup_avail_expr): Similarly.
978 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
980 * builtins.c (fold_builtin_powi): New function.
981 (fold_builtin_1): Call it.
983 2005-02-10 Steven Bosscher <stevenb@suse.de>
985 PR documentation/19309
986 * doc/cpp.texi: The __GNUC__ and related predefined macros
987 are also defined for the "standalone" cpp.
988 Some non-GCC compilers may also define __GNUC__.
990 2005-02-10 Jakub Jelinek <jakub@redhat.com>
993 * c-typeck.c (common_type): New routine. Old common_type renamed
995 (c_common_type): ...this.
996 (build_conditional_expr, build_binary_op): Use c_common_type instead
999 2005-02-10 Steven Bosscher <stevenb@suse.de>
1001 * doc/md.texi: Replace @samp{length} with @code{length}.
1003 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1005 PR tree-optimization/18687
1006 * tree-flow.h (find_loop_niter): Declare.
1007 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1008 Try using scev even for loops with more than one exit.
1009 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1010 (struct ivopts_data): Added niters field.
1011 (struct nfe_cache_elt): New.
1012 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1014 (tree_ssa_iv_optimize_init): Initialize niters cache.
1015 (determine_number_of_iterations): Removed.
1016 (find_induction_variables): Do not call determine_number_of_iterations.
1017 Access niters for single exit through niter_for_single_dom_exit.
1018 (add_iv_outer_candidates): Access niters for single exit through
1019 niter_for_single_dom_exit.
1020 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1021 number_of_iterations_cond.
1022 (iv_period): New function.
1023 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1024 (may_replace_final_value): Take data argument. Use
1025 niter_for_single_dom_exit.
1026 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1027 (rewrite_use_compare): Pass data to may_eliminate_iv.
1028 (rewrite_use_outer): Pass data to may_replace_final_value.
1029 (free_loop_data): Clean up the niters cache.
1030 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1031 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1032 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1033 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1034 (num_ending_zeros): Moved to tree.c.
1035 * tree.h (num_ending_zeros): Declare.
1036 * tree.c (num_ending_zeros): Moved from tree.c.
1038 2005-02-09 Richard Henderson <rth@redhat.com>
1040 * builtins.c (DEF_BUILTIN): Add COND argument.
1041 * tree.h (DEF_BUILTIN): Likewise.
1042 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1043 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1045 (DEF_BUILTIN_STUB): New.
1046 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1047 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1048 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1049 * c-common.c (DEF_BUILTIN): Add COND argument.
1050 * tree.c (local_define_builtin): New.
1051 (build_common_builtin_nodes): New.
1053 2005-02-09 Roger Sayle <roger@eyesopen.com>
1055 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1056 floating point expression ignoring the sign of the result.
1057 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1058 (fold) <MULT_EXPR>: Use it to simplify x*x.
1059 * tree.h (fold_strip_sign_ops): Prototype here.
1060 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1061 argument. Use fold_strip_sign_ops to simplify the first argument.
1062 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1063 first argument when the second argument is an even integer
1064 constant, but only with -funsafe_math_optimizations.
1065 (fold_builtin_1): Update call to fold_builtin_copysign.
1067 2005-02-09 Ian Lance Taylor <ian@airs.com>
1070 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1071 just check whether EH_FILTER_FAILURE falls through.
1073 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1075 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1076 insns return to ready list in the next turn.
1078 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1081 * builtins.def: New __builtin_powi[lf].
1082 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1083 (expand_builtin_powi): New function.
1084 (expand_builtin): Dispatch to expand_builtin_powi.
1085 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1086 * libgcc2.c: Add __builtin_powi[lf] implementation.
1087 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1088 * optabs.h: Add powi_optab.
1089 * optabs.c (init_optabs): Initialize powi_optab.
1090 * doc/extend.texi: Document __builtin_powi[lf].
1092 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1094 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1097 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1100 * fold-const.c (try_move_mult_to_index): Remove redundant
1101 type argument. Create ADDR_EXPR with correct type.
1102 (fold): Update callers of try_move_mult_to_index. Convert
1103 result to the appropriate type.
1105 2005-02-09 Roger Sayle <roger@eyesopen.com>
1108 * config/avr/avr.c (default_rtx_costs): Delete.
1109 (avr_operand_rtx_cost): New function.
1110 (avr_rtx_costs): Completely rewrite.
1112 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1115 * config/cris/cris.c (in_code): New variable.
1116 (cris_output_addr_const): Now a static function, a wrapper for
1118 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1119 case from old cris_output_addr_const.
1120 (cris_asm_output_label_ref): Similar for LABEL_REF.
1121 (cris_output_addr_const_extra): Similar for UNSPEC.
1122 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1123 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1124 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1126 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1127 (cris_asm_output_label_ref): Declare.
1129 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1131 PR preprocessor/19801
1132 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1133 filenames that changed when libcpp was moved to the toplevel.
1135 2005-02-07 Roger Sayle <roger@eyesopen.com>
1137 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1138 zero extensions of BImode operands. Call lowpart_subreg instead
1139 of gen_lowpart_common and gen_lowpart_SUBREG.
1141 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1144 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1145 * configure.ac: Set cc_for_cross_gnattools.
1146 * configure: Regenerate.
1148 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1151 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1153 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1156 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1157 of nested functions.
1159 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1161 * doc/extend.texi: Document deprecated extensions allowing
1162 static floating-point members to have initializers and allowing
1163 floating-point literals in integral constant expressions.
1165 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1167 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1168 config/darwin7.h, config/mips/mips.c,
1169 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1172 * cse.c: Update comments.
1174 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1177 * builtins.c (fold_builtin_sqrt): Transform
1178 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1181 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1182 Dorit Naishlos <dorit@il.ibm.com>
1184 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1185 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1186 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1188 * tree.h (vect_set_verbosity_level): New extern function declaration
1190 * tree-vectorizer.h (verbosity_levels): New enum type.
1191 * tree-vectorizer.c (vect_debug_stats): Function removed.
1192 (vect_debug_details): Likewise.
1193 (vect_verbosity_level): Global variable was defined and initialized.
1194 (vect_dump): Global variable definition.
1195 (vect_print_dump_info): New function.
1196 (vect_set_dump_settings): New function.
1197 (vect_set_verbosity_level): New function.
1198 (vectorize_loops): Add call to vect_set_dump_settings.
1200 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1201 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1202 (slpeel_tree_peel_loop_to_edge): Likewise.
1204 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1205 appropriate verbosity level instead of call to vect_debug_details
1206 or vect_debug_stats.
1207 (vect_get_base_and_offset):
1208 (vect_create_addr_base_for_vector_ref):
1209 (get_vectype_for_scalar_type):
1210 (vect_create_data_ref_ptr):
1212 (vect_get_vec_def_for_operand):
1213 (vect_finish_stmt_generation):
1214 (vectorizable_assignment):
1215 (vectorizable_operation):
1216 (vectorizable_store):
1217 (vectorizable_load):
1218 (vect_transform_stmt):
1219 (vect_update_ivs_after_vectorizer):
1220 (vect_do_peeling_for_loop_bound):
1221 (vect_update_inits_of_drs):
1222 (vect_do_peeling_for_alignment):
1223 (vect_transform_loop):
1224 (vect_is_simple_use):
1225 (vect_analyze_operations):
1226 (vect_is_simple_iv_evolution):
1227 (vect_analyze_scalar_cycles):
1228 (vect_analyze_data_ref_dependence):
1229 (vect_analyze_data_ref_dependences):
1230 (vect_compute_data_ref_alignment):
1231 (vect_enhance_data_refs_alignment):
1232 (vect_analyze_data_refs_alignment):
1233 (vect_analyze_data_ref_access):
1234 (vect_analyze_data_ref_accesses):
1235 (vect_analyze_pointer_ref_access):
1236 (vect_get_memtag_and_dr):
1237 (vect_analyze_data_refs):
1238 (vect_mark_relevant):
1239 (vect_stmt_relevant_p):
1240 (vect_mark_stmts_to_be_vectorized):
1241 (vect_can_advance_ivs_p):
1242 (vect_get_loop_niters):
1243 (vect_analyze_loop_form):
1244 (vect_analyze_loop):
1245 (vectorize_loops): Likewise.
1247 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1248 (vect_update_inits_of_drs):
1249 (vect_do_peeling_for_alignment):
1250 (vect_transform_loop):
1251 (vect_analyze_operations):
1252 (vect_analyze_scalar_cycles):
1253 (vect_analyze_data_ref_dependences):
1254 (vect_analyze_data_refs_alignment):
1255 (vect_analyze_data_ref_accesses):
1256 (vect_analyze_data_refs):
1257 (vect_mark_stmts_to_be_vectorized):
1258 (vect_get_loop_niters):
1259 (vect_analyze_loop_form):
1260 (vect_analyze_loop): Likewise.
1261 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1263 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1267 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1268 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1269 either -ffast-math or -funsafe-math-optimizations is in use.
1271 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1272 * config/mips/irix-csr.c: New file.
1273 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1274 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1275 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1278 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1280 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1281 redundant, incorrect definitions.
1283 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1285 ("*tls_indirect_call"): New, reference hard regs directly.
1286 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1288 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1290 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1291 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1293 2005-02-06 Roger Sayle <roger@eyesopen.com>
1295 PR rtl-optimization/19800
1296 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1297 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1300 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1302 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1304 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1307 * doc/invoke.texi: Correct documentation of -freorder-functions.
1309 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1312 * doc/invoke.texi: Don't mention gccbug.
1314 2005-02-06 Roger Sayle <roger@eyesopen.com>
1315 Andrew Pinski <pinskia@physics.uc.edu>
1316 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1318 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1319 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1320 into just (zero_extract:SI FOO (const_int 1) BAR).
1322 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1324 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1325 macro locally. Don't give last revision date. Use GCC version
1326 number from gcc-common.texi.
1327 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1328 revision date. Use GCC version number from gcc-common.texi.
1329 Describe being a library as current state rather than as 3.x
1331 * doc/gcc.texi: Remove last update date.
1332 * doc/gccint.texi: Likewise. Update copyright dates.
1333 * doc/install.texi: Update copyright dates.
1335 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1338 * doc/invoke.texi: Mention for each option included in -Wall that
1339 it is included in -Wall.
1340 * doc/gcc.texi: Update copyright and last modification date.
1342 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1344 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1345 unnecessary cast to original induction variable increments.
1347 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1349 PR tree-optimization/18219
1350 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1351 in distributed form.
1353 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1355 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1356 Set bitpos and offset later in the function. Do nothing if the
1357 target is a register and if the bitfield lies completely outside
1359 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1360 here. Return an uninitialised register if the source value is stored
1361 in a register and the bitfield lies completely outside that register.
1363 2005-02-06 Steven Bosscher <stevenb@suse.de>
1365 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1368 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1370 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1372 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1374 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1375 * config/darwin8.h: New.
1376 * config/darwin7.h: Update comment.
1378 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1379 Dorit Naishlos <dorit@il.ibm.com>
1381 * tree-vectorizer.h (LOC): New type.
1382 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1383 (loop_line_number): New field in struct _loop_vec_info.
1384 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1386 * tree-vectorizer.c (input.h): Included.
1387 (find_loop_location): New function.
1388 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1389 loop line number removed.
1390 (vect_debug_details): Likewise.
1391 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1393 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1394 call to vect_debug_details/stats changed from loop to loop_loc.
1395 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1396 (slpeel_tree_peel_loop_to_edge): Likewise.
1398 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1399 changed from NULL to UNKNOWN_LOC.
1400 (vect_get_base_and_offset):
1401 (vect_create_addr_base_for_vector_ref):
1402 (get_vectype_for_scalar_type):
1403 (vect_create_data_ref_ptr):
1405 (vect_get_vec_def_for_operand):
1406 (vect_finish_stmt_generation):
1407 (vectorizable_assignment):
1408 (vectorizable_operation):
1409 (vectorizable_store):
1410 (vectorizable_load):
1411 (vect_transform_stmt):
1412 (vect_update_ivs_after_vectorizer):
1413 (vect_do_peeling_for_loop_bound):
1414 (vect_do_peeling_for_alignment):
1415 (vect_transform_loop):
1416 (vect_is_simple_use):
1417 (vect_analyze_operations):
1418 (vect_is_simple_iv_evolution):
1419 (vect_analyze_scalar_cycles):
1420 (vect_analyze_data_ref_dependences):
1421 (vect_compute_data_ref_alignment):
1422 (vect_enhance_data_refs_alignment):
1423 (vect_analyze_data_ref_access):
1424 (vect_analyze_data_ref_accesses):
1425 (vect_analyze_pointer_ref_access):
1426 (vect_get_memtag_and_dr):
1427 (vect_analyze_data_refs):
1428 (vect_mark_relevant):
1429 (vect_stmt_relevant_p):
1430 (vect_mark_stmts_to_be_vectorized):
1431 (vect_can_advance_ivs_p):
1432 (vect_get_loop_niters):
1433 (vect_analyze_loop):
1434 (vectorize_loops): Likewise.
1436 (vectorizable_load): Argument in call to vect_debug_details/stats
1437 changed from loop to LOOP_LOC (loop_vinfo).
1438 (vect_transform_loop):
1439 (vect_analyze_operations):
1440 (vect_analyze_scalar_cycles):
1441 (vect_analyze_data_ref_dependence):
1442 (vect_enhance_data_refs_alignment):
1443 (vect_analyze_data_ref_accesses):
1444 (vect_analyze_pointer_ref_access):
1445 (vect_analyze_data_refs):
1446 (vect_analyze_loop): Likewise.
1448 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1449 changed from loop to loop_loc.
1451 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1453 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1454 Dorit Naishlos <dorit@il.ibm.com>
1456 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1458 (vect_analyze_data_ref_dependences): Likewise.
1460 (vect_is_simple_use): Argument changed from loop structure to
1461 loop_vect_info structure.
1462 (vect_can_advance_ivs_p): Likewise.
1463 (vect_create_index_for_vector_ref): Likewise.
1464 (vect_update_ivs_after_vectorizer): Likewise.
1465 (new_stmt_vec_info): Likewise.
1467 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1468 changed from loop to loop_vinfo.
1469 (vect_create_data_ref_ptr): First argument in call to
1470 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1471 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1472 was changed from loop to loop_vinfo.
1473 (vectorizable_operation): Likewise.
1474 (vectorizable_store): Likewise.
1475 (vect_mark_stmts_to_be_vectorized): Likewise.
1476 (vect_do_peeling_for_loop_bound): First argument in call to
1477 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1478 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1479 was changed from loop to loop_vinfo.
1480 (vect_analyze_data_ref_dependences): Third argument in call to
1481 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1483 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1484 (vect_create_data_ref_ptr): Likewise.
1485 (vect_init_vector): Likewise.
1486 (vect_get_vec_def_for_operand): Likewise.
1487 (vectorizable_assignment): Likewise.
1488 (vectorizable_operation): Likewise.
1489 (vectorizable_store): Likewise.
1490 (vectorizable_load): Likewise.
1491 (vect_update_ivs_after_vectorizer): Likewise.
1492 (vect_is_simple_use): Likewise.
1493 (vect_analyze_data_ref_dependence): Likewise.
1494 (vect_analyze_pointer_ref_access): Likewise.
1495 (vect_can_advance_ivs_p): Likewise.
1497 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1498 before _stmt_vec_info.
1499 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1500 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1501 (new_stmt_vec_info): Argument changed from loop structure to
1502 loop_vect_info structure
1504 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1505 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1506 (vect_create_addr_base_for_vector_ref): Likewise.
1507 (vect_analyze_pointer_ref_access): Likewise.
1509 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1512 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1513 phi flag if the phi is abnormal.
1515 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1518 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1519 information for the new statement.
1521 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1524 * gcc.c (main): Include the target in -v output.
1526 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1528 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1529 Do not drop the extend if we'd have to add a paradoxical subreg
1530 later. Include optabs.h and insn-codes.h.
1531 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1533 2005-02-02 Roger Sayle <roger@eyesopen.com>
1536 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1537 * fold-const.c (const_binop): Avoid constant folding floating
1538 point operations in modes that use composite representations.
1539 * simplify-rtx.c (simplify_binary_operation): Likewise.
1541 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1543 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1545 (altivec_dstt): Likewise.
1546 (altivec_dstst): Likewise.
1547 (altivec_dststt): Likewise.
1548 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1551 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1553 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1554 EXPR_LOCUS from orig_cond to the new cond_stmt.
1555 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1558 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1560 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1561 standard_iv_increment_position. Remove call to bsi_next
1562 (no need to bump the iterator anymore).
1563 (vect_create_index_for_vector_ref): Call
1564 standard_iv_increment_position. Remove second function argument.
1565 (vect_finish_stmt_generation): Remove call to bsi_next
1566 (no need to bump the iterator anymore).
1567 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1568 to vect_create_index_for_vector_ref.
1570 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1572 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1573 phis are used out of the loop.
1575 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1578 * c-decl.c (undef_nested_function): New variable.
1579 (pop_scope): Diagnose undefined nested functions.
1580 (finish_function): Don't attempt cgraph processing or genericizing
1581 if current top-level function contained an undefined nested
1582 function. Reset undef_nested_function at the end of a top-level
1585 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1587 * tree.c (build_int_cst_type): Take sign of the value into account
1588 when deciding whether sign extend the value.
1590 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1593 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1594 (cpp_options, cc1_options): Change %{std*&ansi} to
1595 %{std*&ansi&trigraphs}.
1597 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1599 * cse.c: Update comments.
1601 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1603 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1604 arguments go on the stack. Do not put complex doubles in odd/even
1607 2005-02-02 Steven Bosscher <stevenb@suse.de>
1609 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1610 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1611 -ftree-pre, and -fthread-jumps.
1613 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1615 PR tree-optimization/19578
1616 * tree-flow.h (modified_noreturn_calls): Declare.
1617 (noreturn_call_p): Declare.
1618 * tree-flow-inline.h (noreturn_call_p): New function.
1619 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1620 * tree-cfg.c (modified_noreturn_calls): New variable.
1621 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1622 that contain a mid-block noreturn call.
1623 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1625 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1627 * df.c (df_def_record_1, df_uses_record): Don't use
1629 * df.h (DF_FOR_REGALLOC): Remove.
1631 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1634 * c-typeck.c (really_start_incremental_init): Reset
1635 constructor_max_index for arrays of incomplete type.
1637 2005-02-02 Jeff Law <law@redhat.com>
1639 * gcse.c (struct reg_set): Store the block index where the register
1640 was set rather than the setting insn.
1641 (record_one_set, compute_transp): Corresponding changes.
1642 (pre_insert_copy_insn): Do not call replace_one_set.
1643 (replace_one_set): Remove.
1645 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1648 * doc/gcov.texi: Fix typo.
1650 2005-02-01 Richard Henderson <rth@redhat.com
1653 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1654 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1656 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1657 * config/i386/i386-protos.h: Update.
1659 2005-02-01 Steven Bosscher <stevenb@suse.de>
1661 PR tree-optimization/19217
1662 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1663 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1664 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1665 that it is walking a PHI node.
1667 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1669 * doc/extend.texi (Nested Functions): Update.
1671 2005-02-01 Richard Henderson <rth@redhat.com>
1674 * optabs.c (expand_copysign_absneg): Export.
1675 * optabs.h (expand_copysign_absneg): Declare.
1676 * config/rs6000/rs6000.md (copysigntf3): New.
1678 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1680 PR tree-optimization/19633
1681 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1682 * tree-ssa-alias.c (init_alias_info): Initialize.
1683 (merge_pointed_to_info): Set.
1684 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1685 (dump_points_to_info_for): Show value of pt_null.
1686 (struct count_ptr_d): Declare.
1687 (find_ptr_dereference): Remove.
1688 (ptr_is_dereferenced_by): Remove.
1689 (count_ptr_derefs): New local function.
1690 (count_uses_and_derefs): New local function.
1691 (compute_points_to_and_addr_escape): Call it. If the number
1692 of dereferences is greater than zero, mark the pointer as
1693 dereferenced. If there are fewer dereferences than uses of
1694 the pointer, the pointer's value escapes.
1696 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1698 PR tree-optimization/19670
1699 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1701 (verify_use): ... set it here, instead.
1703 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1705 * doc/sourcebuild.texi (Test directives): Fix formatting.
1707 * doc/sourcebuild.texi (Test directives): Describe selector
1710 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1712 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1713 specific 64-bit CPUs.
1715 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1718 * arm.c (arm_eliminable_register): New function.
1719 (adjacent_mem_locations): Don't allow eliminable registers. Use
1720 HOST_WIDE_INT for address offsets.
1721 * arm-protos.h (arm_eliminable_register): Add prototype.
1723 2005-02-01 Steven Bosscher <stevenb@suse.de>
1725 PR optimization/15242
1726 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1727 * basic-block.h (duplicate_computed_gotos): Add prototype.
1728 * bb-reorder.c (duplicate_computed_gotos): New function to
1729 duplicate sufficiently small blocks ending in a computed jump.
1730 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1731 if not optimizing for size.
1732 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1733 never do tail merging for blocks ending in a computed jump.
1734 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1736 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1738 Patch from Richard Sandiford <rsandifo@redhat.com>
1739 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1740 from inheriting a subreg equivalence with a non-spill register.
1742 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1744 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1746 * config/frv/frv.c (movcc_fp_destination_operand): New.
1747 (gpr_or_memory_operand): Fix typo in comment.
1748 (gpr_or_memory_operand_with_scratch): New.
1749 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1750 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1751 movcc_fp_destination_operand.
1752 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1753 Legitimize memory addresses using a scratch register.
1755 2005-01-31 Jeff Law <law@redhat.com>
1757 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1758 bitmap a sparse bitmap instead of a simple bitmap.
1759 (mark_def_sites_initialize_block): Corresponding changes.
1760 (ssa_mark_def_sites_initialize_block): Likewise.
1761 (ssa_mark_phi_uses): Likewise.
1762 (mark_def_site, ssa_mark_def_sites): Likewise.
1763 (mark_def_site_blocks): Likewise.
1764 (rewrite_ssa_into_ssa): Likewise.
1766 * tree-ssa-dom.c (record_cond): Pass correct variable type
1767 for last argument to htab_find_slot_with_hash.
1769 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1770 effects when optimizing 0 % X. Do not try to optimize X % 0.
1772 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1774 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1777 2005-02-01 Eric Christopher <echristo@redhat.com>
1779 * config/mips/mips.c (override_options): Warn if -mint64
1781 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1784 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1786 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1788 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1789 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1790 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1791 (cached_regno): Initialize to INVALID_REGNUM.
1792 (cse_reg_info_table_size,
1793 cse_reg_info_table_first_uninitialized,
1794 cse_reg_info_timestamp): New.
1795 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1797 (init_cse_reg_info, get_cse_reg_info_1): New.
1798 (get_cse_reg_info): Cache the last look-up.
1799 (new_basic_block): Update the code to clear mappings from
1800 registers to cse_reg_info entries.
1801 (cse_main): Call init_cse_reg_info.
1803 * cse.c (get_cse_reg_info): Update a comment.
1805 2005-01-31 Steven Bosscher <stevenb@suse.de>
1808 * c-decl.c (start_decl): Do not warn about arrays of elements with
1809 an incomplete type here.
1810 (grokdeclarator): Do it here by making a pedwarn an error.
1811 * c-typeck.c (push_init_level): If there were previous errors with
1812 the constructor type, do not warn about braces for initializers.
1813 (process_init_element): Likewise for excess initializer elements.
1815 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1817 * cse.c (delete_trivially_dead_insn): Don't iterate.
1819 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1821 * config/rs6000/rs6000.md (copysignsf3): New expand.
1822 (copysigndf3): Likewise.
1824 2005-01-31 Steven Bosscher <stevenb@suse.de>
1826 * recog.c (constrain_operands): Only look for earlyclobber operand
1827 conflicts if an '&' constraint was seen.
1829 2005-01-31 Marc Espie <espie@openbsd.org>
1831 * config.gcc: Don't include embedded systems fragment, switches default
1832 debugging format to ELF.
1833 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1834 longer pick it up there.
1836 2005-01-31 Dale Johannesen <dalej@apple.com>
1838 * doc/extend.texi (nested functions): Fix linkage description.
1839 Clarify that static is not allowed.
1841 2005-01-31 Dale Johannesen <dalej@apple.com>
1843 * config/rs6000/darwin.md (movsf_low_di): Make work.
1844 (movdf_low_di): Make work.
1846 2005-01-31 Dale Johannesen <dalej@apple.com>
1848 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1849 Make work for 64 bit.
1851 2005-01-31 Roger Sayle <roger@eyesopen.com>
1852 Dale Johannesen <dalej@apple.com>
1855 * fold-const.c (fold_binary_op_with_conditional_arg):
1856 Make types match original operands, before STRIP_NOPS.
1858 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1860 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1861 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1862 (struct gcc_sigcontext): Delete. Merge contents to..
1863 (struct gcc_ucontext): ..here.
1864 (get_sigcontext): Delete.
1865 (get_regs): New function, like get_sigcontext but return regs ptr.
1866 64-bit version finds regs from r1 to support vdso.
1867 (ppc_linux_aux_vector): New function.
1868 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1871 2005-01-31 Ira Rosen <irar@il.ibm.com>
1873 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1875 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1876 redundant fold. Fix misalignment for MINUS_EXPR.
1877 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1878 (vect_analyze_pointer_ref_access): Likewise.
1879 (vect_get_memtag_and_dr): Likewise.
1881 2005-01-31 Richard Henderson <rth@redhat.com>
1883 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1884 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1885 absnegdf2_i387, absnegxf2_i387): Likewise.
1887 2005-01-31 Richard Henderson <rth@redhat.com>
1890 * optabs.c (expand_copysign_absneg): New.
1891 (expand_copysign_bit): Split out from ...
1892 (expand_copysign): ... here. Use expand_copysign_absneg.
1894 2005-01-30 Roger Sayle <roger@eyesopen.com>
1897 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1898 constant as the second operand and a register as the third.
1900 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1903 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1904 that dllimport'd functions do not use all call-clobbered registers
1907 2005-01-30 Richard Henderson <rth@redhat.com>
1910 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1911 expand_abs_nojump and generalize. Use operand_subword and
1912 emit_no_conflict_block. Support large modes.
1913 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1915 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1916 negation to subtraction.
1917 (expand_copysign): Check that the format has signed zeros.
1918 Use operand_subword and emit_no_conflict_block. Support large modes.
1920 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1922 Fix PR tree-optimization/19624
1924 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1925 * tree-ssa-pre.c: Add cfgloop.h.
1927 (pre_stats): New member, constified.
1928 (inserted_exprs): New static variable.
1929 (NECESSARY): New macro.
1930 (create_expression_by_pieces): Fold the expression, and
1931 mark it as defaulting to not necessary. Also put in
1933 (fully_constant_expression): New function.
1934 (insert_into_preds_of_block): Modify to not insert phis when we
1935 are playing with induction variables.
1936 Push phis onto the inserted_exprs vector, and mark them as not
1937 necessary by default.
1938 (insert_aux): Call fully_constant_expression on eprime.
1939 If all edges produce the same value, mark it constant.
1940 (mark_operand_necessary): New function.
1941 (remove_dead_inserted_code): New function.
1942 (init_pre): Init loop optimizer to get loop info.
1943 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1944 (execute_pre): Commit edge inserts, then remove dead code.
1946 2005-01-30 Richard Henderson <rth@redhat.com>
1948 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1949 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1951 2005-01-30 Richard Henderson <rth@redhat.com>
1954 * config/i386/i386.c (ix86_expand_copysign): New.
1955 (ix86_split_copysign_const): New.
1956 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1957 rearrange op1/nmask operands.
1958 * config/i386/i386-protos.h: Update.
1959 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1960 (copysigndf3): Likewise.
1961 (copysignsf3_const, copysigndf3_const): New.
1962 (copysignsf3_var): Rename from copysignsf3, split out splitter
1963 and fix split predicate for X constraint.
1964 (copysigndf3_var): Similarly.
1966 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1968 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1969 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1970 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1972 2005-01-29 Richard Henderson <rth@redhat.com>
1975 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1976 of # and * in constraints.
1978 2005-01-29 Richard Henderson <rth@redhat.com>
1981 * expr.c (store_field): Don't strip sub-mode cast when the input
1982 data is even smaller.
1984 2005-01-29 Richard Henderson <rth@redhat.com>
1987 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1990 2005-01-29 Richard Henderson <rth@redhat.com>
1992 * combine.c (make_field_assignment): Fix argument order
1995 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1997 PR tree-optimization/15791
1998 * fold-const.c (extract_array_ref): New function.
1999 (fold): Fold comparisons between &a[i] and &a[j] or
2000 semantically equivalent trees.
2002 2005-01-29 Jeff Law <law@redhat.com>
2004 * gcse.c (insert_expr_in_table): Revamp handling of available
2005 and anticipatable occurrence lists to avoid unnecessary list
2007 (insert_set_in_table): Similarly.
2009 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2011 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2013 (c_build_qualified_type): Build qualified array types with
2014 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2015 * c-decl.c (c_make_fname_decl): Build unqualified array type
2016 before qualified type.
2017 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2018 type is qualified, not just if type itself is. Don't apply
2019 qualifiers to array type when declarator is processed. Apply
2020 qualifiers to field type whether or not it is an array type.
2021 Don't handle array types specially for applying qualifiers to
2023 * c-typeck.c (composite_type): Build unqualified element type and
2024 array type when forming composite of array types.
2025 (common_pointer_type, comptypes, comp_target_types,
2026 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2027 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2029 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2030 (args2) in variables a1 and a2.
2032 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2034 * cse.c (n_elements_made, max_elements_made): Remove.
2035 (insert): Don't touch n_elements_made.
2036 (cse_main): Don't touch n_elements_made or max_elements_made.
2038 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2041 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2042 configuration part of dp-bit.c to be lost.
2044 2005-01-28 Roger Sayle <roger@eyesopen.com>
2046 * expmed.c (expand_mult_highpart_optab): When attempting to use
2047 a non-widening multiplication in a wider mode, the operands need
2048 to be converted (zero or sign extended) to that mode.
2050 2005-01-28 Ian Lance Taylor <ian@airs.com>
2054 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2055 through if both operands fall through.
2057 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2059 * cse.c (fold_rtx) <PC>: Don't optimize.
2061 2005-01-28 Jeff Law <law@redhat.com>
2063 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2064 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2066 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2068 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2069 cse_reg_info_used_list_end): Remove.
2070 (cse_reg_info_list, cse_reg_info_list_free): New.
2071 (get_cse_reg_info): When allocating an instance of
2072 cse_reg_info, add it to the beginning of the cse_reg_info_list
2073 list. Remove code to maintain cse_reg_info_used_list.
2074 (new_basic_block): Reset the free list to the beginning of
2077 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2079 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2080 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2081 (frv_expand_mdpackh_builtin): New function.
2082 (frv_expand_builtin): Use it to expand __MDPACKH.
2083 * doc/extend.texi (__MDPACKH): Update documentation.
2085 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2087 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2088 SSE_FLOAT_MODE_P for use_sse computation.
2090 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2093 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2095 2005-01-27 Richard Henderson <rth@redhat.com>
2097 * builtins.c (expand_builtin_copysign): New.
2098 (expand_builtin): Call it.
2099 * genopinit.c (optabs): Add copysign_optab.
2100 * optabs.c (init_optabs): Initialize it.
2101 (expand_copysign): New.
2102 * optabs.h (OTI_copysign, copysign_optab): New.
2103 (expand_copysign): Declare.
2105 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2106 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2108 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2109 (ix86_expand_fp_absneg_operator): ... here.
2110 (ix86_split_copysign): New.
2111 * config/i386/i386-protos.h: Update.
2112 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2113 (copysignsf3, copysigndf3): New.
2115 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2116 (copysignsf3, ncopysignsf3): New.
2117 (copysigndf3, ncopysigndf3): New.
2118 (copysignxf3, ncopysignxf3): New.
2119 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2121 2005-01-27 Arend Bayer <arend.bayer@web.de>
2122 Kazu Hirata <kazu@cs.umass.edu>
2124 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2125 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2126 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2129 2005-01-27 Jeff Law <law@redhat.com>
2131 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2132 definitions of SSA_NAMEs which are not being rewritten.
2133 (rewrite_ssa_into_ssa): Only initialize the current definition
2134 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2135 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2136 SSA_NAMEs before returning.
2138 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2140 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2141 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2142 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2143 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2144 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2146 2005-01-27 Steven Bosscher <stevenb@suse.de>
2149 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2150 higher to -O2 and higher. Likewise for tree PRE.
2151 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2154 2005-01-27 Ian Lance Taylor <ian@airs.com>
2157 * gimple-low.c (try_catch_may_fallthru): New static function.
2158 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2159 * tree-inline.c (expand_call_inline): Don't warn about reaching
2160 the end of a non-void function being inlined if the function uses
2163 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2165 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2168 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2169 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2170 (implicitly_declare): Handle error_mark_node.
2172 2005-01-27 Richard Henderson <rth@redhat.com>
2175 * tree.h (struct tree_decl): Add debug_expr_is_from.
2176 (DECL_DEBUG_EXPR_IS_FROM): New.
2177 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2178 * dwarf2out.c (dwarf2out_var_location): Update to match.
2179 * tree-outof-ssa.c (create_temp): Likewise.
2180 * var-tracking.c (track_expr_p): Likewise.
2181 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2182 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2183 * toplev.c (default_tree_printer): Likewise.
2185 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2187 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2188 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2190 2005-01-27 Steven Bosscher <stevenb@suse.de>
2192 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2193 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2194 ASM_CLOBBERS): Add tree checks.
2196 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2197 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2198 * c-common.def (SWITCH_STMT): Update to match.
2199 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2200 macros instead of SWITCH_EXPR ones.
2201 * c-dump.c (c_dump_tree): Likewise.
2202 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2203 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2205 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2207 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2209 * unwind-dw2.c (execute_stack_op): Add missing cases for
2210 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2212 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2214 * config.gcc (Obsolete configurations): Remove 'dummy', add
2215 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2218 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2220 PR tree-optimization/19633
2221 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2223 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2224 are no call-clobbered variables.
2225 * tree-outof-ssa.c (check_replaceable): Return false for calls
2228 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2230 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2231 even for variables with NULL DECL_INITIAL.
2233 2005-01-26 Stuart Hastings <stuart@apple.com>
2235 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2237 2005-01-26 Richard Henderson <rth@redhat.com>
2240 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2242 * expr.c (store_field): Strip conversions to odd-bit-sized types
2243 if the destination field width matches.
2245 2005-01-26 Richard Henderson <rth@redhat.com>
2247 * c-decl.c, expmed.c, expr.c: Revert last change.
2249 2005-01-26 Richard Henderson <rth@redhat.com>
2252 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2254 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2255 if we don't need the bits above those present in the current mode.
2256 * expr.c (store_field): Strip conversions to odd-bit-sized types
2257 if the destination field width matches.
2259 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2261 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2262 either -ffast-math or -funsafe-math-optimizations is in use.
2264 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2268 * config/avr/avr.c (notice_update_cc): Only set condition code for
2269 ashrqi3 if shift count > 0.
2270 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2271 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2272 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2273 count <= 0 as a no-op, and shift count >= width by copying zero
2274 or sign bit to all bits of the result.
2275 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2276 count, with attribute "length" set to 0 and "cc" set to "none".
2278 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2280 * doc/invoke.texi: Document -mTLS.
2282 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2283 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2284 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2285 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2286 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2287 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2288 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2289 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2291 * configure.ac: Check for a TLS capable gas.
2293 * configure: Regenerate.
2295 2005-01-26 Richard Henderson <rth@redhat.com>
2298 * combine.c (make_field_assignment): Simplify store to zero_extract
2299 from a source with an overlapping mask.
2301 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2303 2004-11-11 Eric Christopher <echristo@redhat.com>
2305 * config/frv/frv.md: Add fr400_integer automaton. Don't
2306 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2309 2005-01-26 Steven Bosscher <stevenb@suse.de>
2312 * cfgbuild.c (make_edges): Do not clear or set
2313 current_function_has_computed_jump.
2314 * function.h (struct function): Remove the has_computed_jump field.
2315 (current_function_has_computed_jump): Do not define.
2316 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2317 in a computed jump. Ignore current_function_has_computed_jump.
2319 2005-01-26 Richard Henderson <rth@redhat.com>
2322 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2323 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2325 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2326 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2327 objects into static storage if they have more than one non-zero value.
2328 * tree.h (categorize_ctor_elements): Update decl.
2330 2005-01-26 Steven Bosscher <stevenb@suse.de>
2333 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2334 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2335 to this function from 2004-07-10.
2336 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2337 the current function for tail call optimizations if the address
2338 of one of it its arguments is taken.
2340 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2342 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2344 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2346 * function.c (expand_function_end): If current_function_calls_alloca,
2347 emit stack restore in a place that is reached when the function falls
2350 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2352 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2353 rule to avoid matching inappropriate suffix rule.
2355 2005-01-26 Jan Hubicka <jh@suse.cz>
2357 PR tree-optimization/19241
2358 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2360 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2362 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2363 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2365 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2366 <sim*>: Always use crt1.o, regardless of N in simN.
2367 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2368 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2369 (CRT_CALL_STATIC_FUNCTION): Remove.
2370 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2371 use crt1.o, regardless of N in simN.
2372 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2373 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2374 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2375 case isystem setting.
2376 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2378 2005-01-25 Ian Lance Taylor <ian@airs.com>
2380 * gimple-low.c (block_may_fallthru): Correct handling of
2381 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2383 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2385 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2386 handlers to match indentation; nested under the mtune=* handler.
2387 Similar for mcpu= and march=.
2389 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2391 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2392 * config/mips/linux64.h (LIB_SPEC): Likewise.
2393 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2394 * config/sh/linux.h (LIB_SPEC): Likewise.
2396 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2398 * config/frv/frv.c (frv_legitimize_tls_address): New.
2399 (TARGET_HAVE_TLS): Define.
2400 (FRV_SYMBOL_REF_TLS_P): Define.
2401 (frv_override_options): Handle new register classes.
2402 (frv_legitimate_address_p): Reject tls addresses.
2403 (frv_legitimize_address): Handle TLS addresses.
2404 (gen_inlined_tls_plt): New.
2406 (frv_legitimize_tls_address): New.
2407 (unspec_got_name): Add TLS entries.
2408 (got12_operand): Add R_FRV_TLSMOFF12 case.
2409 (frv_emit_move): Fixup TLS addresses.
2410 (frv_emit_movsi): Legitimize TLS addresses.
2412 * config/frv/frv.h (MASK_BIG_TLS): New.
2413 (TARGET_BIG_TLS): New.
2414 (HAVE_AS_TLS): Define.
2415 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2416 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2417 (REG_CLASS_NAMES): Same.
2418 (REG_CLASS_CONTENTS): Same.
2419 (CONSTRAINT_LEN): New.
2420 (REG_CLASS_FROM_CONSTRAINT): New.
2421 (PREDICATE_CODES): Add symbolic_operand.
2423 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2424 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2425 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2426 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2427 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2428 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2429 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2430 GR9_REG, GR14_REG, LRREG.
2431 (type): Add load_or_call attribute.
2432 ("load_or_call"): New reservation.
2433 ("call_gettlsoff"): New.
2434 ("tls_indirect_call"): New.
2435 ("tls_load_gottlsoff12"): New.
2436 ("tlsoff_hilo"): New.
2437 ("tls_tlsdesc_ldd"): New.
2438 ("tls_tlsoff_ld"): New.
2441 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2443 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2445 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2446 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2447 * config/frv/frv.c (TLS_BIAS): Define.
2448 (frv_output_dwarf_dtprel): New.
2450 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2452 PR rtl-optimization/19579
2453 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2454 both A and B, see if they don't clobber registers the other expr uses.
2456 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2458 * real.c (do_add): Initialize signalling and canonical members.
2460 * real.c (real_from_integer): Zero out destination.
2462 2005-01-18 Jan Hubicka <jh@suse.cz>
2464 PR tree-optimize/19337
2465 * tree-inline.c (initialize_inlined_parameters): Copy
2466 saved_static_chain_decl only.
2468 2005-01-25 Richard Henderson <rth@redhat.com>
2472 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2473 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2474 80387 enabled, to return a proper subclass. Return the subset that
2475 overlaps with GENERAL_REGS for PLUS.
2476 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2478 2005-01-25 Richard Henderson <rth@redhat.com>
2481 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2483 2005-01-25 Roger Sayle <roger@eyesopen.com>
2485 * expmed.c (choose_multiplier): Change interface to return the
2486 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2487 (expand_divmod): Update calls to choose_multiplier.
2489 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2492 * expmed.c (extract_bit_field): Use adjust_address instead of
2493 gen_lowpart when op0 is a MEM.
2495 2005-01-24 Steven Bosscher <stevenb@suse.de>
2497 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2499 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2501 * config/mips/irix-csr.c: New file.
2502 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2503 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2504 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2507 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2510 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2511 sparc/elf.h, add sparc/sp-elf.h.
2512 (sparc-*-rtems*): Likewise.
2513 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2514 tm-dwarf2.h, add sparc/sp-elf.h.
2515 (sparc86x-*-elf): Likewise.
2516 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2517 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2518 TARGET_OS_CPP_BUILTINS.
2519 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2520 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2522 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2523 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2524 (SWITCH_TAKES_ARG): Likewise.
2525 (LOCAL_LABEL_PREFIX): Likewise.
2526 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2527 (TARGET_N_FORMAT_TYPES): Delete.
2528 (TARGET_FORMAT_TYPES): Likewise.
2529 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2530 * config/sparc/elf.h: Delete.
2531 * config/sparc/sp-elf.h: New file.
2533 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2535 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2536 * tree-flow.h: Remove the corresponding prototype.
2537 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2538 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2540 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2543 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2544 for AIX ABI or ELF -fPIC.
2545 (rs6000_emit_load_toc_table): Don't create toc_section here.
2546 (rs6000_xcoff_file_start): Nor here.
2548 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2550 * sh.c (ra.h): Don't #include.
2551 (hard_regs_intersect_p): New function, resurrected from ra.c.
2553 * sh.c: Fix 1996 Copyright.
2555 2005-01-24 Richard Henderson <rth@redhat.com>
2556 Aldy Hernandez <aldyh@redhat.com>
2558 * regrename.c (note_sets): Handle subregs.
2560 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2563 * genconditions.c (write_header, write_conditions): Elide file if
2566 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2568 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2569 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2572 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2574 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2575 expand_builtin_printf, expand_builtin_fprintf,
2576 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2577 checking against POINTER_TYPE.
2578 (validate_arglist): Handle POINTER_TYPE code by checking
2581 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2583 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2585 (for_each_rtx): Call for_each_rtx_1.
2586 * rtl.h (init_rtlanal): Declare.
2587 * toplev.c (backend_init): Call init_rtlanal.
2589 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2591 * flow.c (propagate_one_insn): Formatting.
2594 * flow.c (libcall_dead_p): Be more conservative if unsure.
2595 If there are any instructions between insn and call, see if they are
2596 all dead before saying the libcall is dead.
2598 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2600 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2601 operand constraint for operand 0.
2603 2005-01-23 Richard Henderson <rth@redhat.com>
2606 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2607 edges leading to join block.
2609 2005-01-23 Roger Sayle <roger@eyesopen.com>
2611 * expmed.c (expand_mult_highpart): Make static. Change type of
2612 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2613 (expand_divmod): Updates calls to expand_mult_highpart by using
2614 gen_int_mode to pass a CONST_INT rtx.
2615 * rtl.h (expand_mult_highpart): Remove prototype.
2617 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2619 * flow.c (regset_bytes, regset_size): Remove.
2621 * cfganal.c: Fix a reference to Harvey's paper.
2623 2005-01-23 Steven Bosscher <stevenb@suse.de>
2625 PR rtl-optimization/19464
2626 * tree-optimize.c (init_tree_optimization_passes): Add one more
2627 copyrename pass just before out-of-ssa.
2629 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2632 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2633 * ggc-none.c (ggc_free): Define.
2635 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2637 * cse.c (max_reg, max_insn_uid): Remove.
2638 (cse_main): Don't access max_reg or max_insn_uid.
2640 * c-common.c (explicit_flag_signed_bitfields,
2641 lang_statement_code_p, lang_expand_function_end): Remove.
2642 * c-common.h: Remove the corresponding declarations.
2643 * c-opts.c (c_common_handle_option): Remove all write access
2644 to explicit_flag_signed_bitfields.
2646 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2647 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2648 * cgraph.h: Remove the corresponding declaration.
2650 * gcse.c (null_pointer_info): Remove.
2652 2005-01-23 Roger Sayle <roger@eyesopen.com>
2653 Eric Botcazou <ebotcazou@libertysurf.fr>
2655 * combine.c (simplify_logical): Only simplify logical expressions
2656 of the form ior(and(x,y),z) by the inverse distributive law if the
2657 result is cheaper than the original.
2659 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2661 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2662 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2663 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2664 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2665 config/freebsd-spec.h, config/arm/arm.h,
2666 config/h8300/h8300.md, config/i386/i386.md,
2667 config/i386/predicates.md, config/i386/sse.md,
2668 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2669 config/vax/vax.md: Fix comment typos. Follow spelling
2672 2005-01-23 Steven Bosscher <stevenb@suse.de>
2674 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2675 tests, instead of `less than'.
2677 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2679 * function.c (assign_parm_setup_block): When creating a new stack slot
2680 for a parameter, get its alignment from the parameter's DECL_ALIGN
2681 rather than the type's TYPE_ALIGN. Make sure that the parameter
2682 is at least word aligned.
2684 2005-01-22 Roger Sayle <roger@eyesopen.com>
2687 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2689 2005-01-22 Richard Henderson <rth@redhat.com>
2692 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2693 in both compare operands.
2694 (movdfcc_1_sse_max): Likewise.
2695 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2696 (movdfcc_1_sse): Likewise.
2697 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2698 scratch register as needed.
2700 2005-01-22 Richard Henderson <rth@redhat.com>
2702 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2704 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2706 2005-01-22 Richard Henderson <rth@redhat.com>
2708 * genopinit.c (optabs): Use smin/smax for floating point too.
2709 * doc/md.texi: Update to match. Clarify that floating point
2710 results are undefined for +0/-0 and NaN.
2711 * doc/rtl.texi: Likewise.
2712 * rtl.def (SMIN, SMAX): Likewise
2713 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2715 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2716 leading 's' to the name.
2717 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2718 smaxxf3, sminxf3): Likewise.
2719 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2722 2005-01-22 Paul Brook <paul@codesourcery.com>
2724 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2726 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2728 * config/s390/s390.c (struct processor_costs): New fields
2729 dlgr, dlr, dr, dsgfr, dsgr.
2730 (z900_cost, z990_cost): Values for new fields.
2731 (s390_rtx_costs): New cases MEM und COMPARE in switch
2732 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2733 DIV, MOD, UDIV, UMOD.
2735 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2737 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2738 into the register being decremented.
2739 ("doloop_si31", "doloop_di"): Likewise.
2740 ("*doloop_si_long"): Adapt pattern.
2742 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2744 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2746 (CLASS_MAX_NREGS): Likewise.
2748 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2750 * doc/tree-ssa.texi (Statement Operands): Add example for new
2751 must-def macro. Note deprecation of old operands interface.
2753 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2755 PR tree-optimization/19484
2756 * tree-cfg.c (remove_fallthru_edge): New function.
2757 (cleanup_control_flow): Remove fallthru edges from calls that are
2758 now known not to return.
2760 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2762 Fix PR tree-optimization/19038
2763 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2764 copies with loop variant ones.
2766 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2768 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2769 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2770 config/alpha/alpha.md, config/alpha/predicates.md,
2771 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2772 config/sparc/sol2.h: Update copyright.
2774 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2775 first label to see if it is a nonlocal label.
2777 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2778 Andrew Pinski <pinskia@physics.uc.edu>
2781 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2782 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2784 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2786 * config/rs6000/rtems.h: Update copyright.
2788 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2791 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2792 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2793 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2795 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2798 * c-typeck.c (convert_arguments): Check for error_mark_node.
2800 2005-01-21 Ian Lance Taylor <ian@airs.com>
2802 PR tree-optimization/13000
2803 * tree-inline.c: Include "tree-flow.h".
2804 (expand_call_inline): If warn_return_type, warn if non-void inline
2805 function falls through.
2806 * tree-cfg.c (execute_warn_function_return): Don't warn about
2807 control reaching end if TREE_NO_WARNING is set. Set
2809 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2811 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2812 branch if we don't need one.
2813 * c-typeck.c: Include "tree-flow.h"
2814 (c_finish_bc_stmt): Don't add a goto if the current statement
2815 list doesn't fall through to the current point.
2817 2005-01-21 Roger Sayle <roger@eyesopen.com>
2819 PR rtl-optimization/576
2820 * real.c (real_arithmetic): Change return type from void to bool
2821 to return an indication that the result may be inexact.
2822 * real.h (real_arithmeric): Update prototype.
2823 * fold-const.c (const_binop): Don't constant fold floating
2824 point expressions when the user specifies -frounding-math and
2825 the result may depend upon the run-time rounding mode.
2826 (fold_convert_const_real_from_real): Clean-up.
2827 (fold_initializer): Ignore flag_rounding_math for initializers.
2828 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2829 constant fold FP operations with flag_rounding_math if the
2830 result may depend upon the run-time rounding mode.
2832 2005-01-21 Tom Tromey <tromey@redhat.com>
2834 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2836 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2838 * tree-cfg.c: Fix comment typos.
2840 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2842 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2843 around the call to rest_of_handle_branch_target_load_optimize.
2845 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2847 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2848 (sparc64-*-openbsd*): Likewise.
2849 (sparclite-*-elf*): Include tm-dwarf2.h.
2850 (sparc86x-*-elf*): Likewise.
2851 (sparc64-*-elf*): Likewise.
2852 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2853 (DBX_DEBUGGING_INFO): Likewise.
2854 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2855 (PREFERRED_DEBUGGING_TYPE): Likewise.
2856 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2857 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2858 (PREFERRED_DEBUGGING_TYPE): Likewise.
2859 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2860 (PREFERRED_DEBUGGING_TYPE): Likewise.
2861 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2863 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2866 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2868 2005-01-20 Paul Brook <paul@codesourcery.com>
2870 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2872 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2874 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2875 label is first in a sequence of labels.
2877 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2879 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2880 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2882 * doc/sourcebuild.texi (Test Directives): New.
2884 2005-01-20 Roger Sayle <roger@eyesopen.com>
2886 * real.c (real_floor): Don't leave the result uninitialized when
2887 mode is VOIDMode, but return the unrounded intermediate value.
2888 (real_ceil): Likewise.
2890 2005-01-20 Paul Brook <paul@codesourcery.com>
2892 * config/arm/arm.md (insv): Use gen_int_mode.
2894 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2896 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2897 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2898 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2899 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2900 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2902 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2905 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2906 fbreg, so we have to assume we can't.
2907 (loc_descriptor_from_tree_1): Ditto.
2908 (containing_function_has_frame_base): New function.
2909 (add_location_or_const_value_attribute): Use it.
2910 Also try to generate a frame_base from a single element location
2913 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2915 PR tree-optimization/15349
2916 * timevar.def (TV_TREE_MERGE_PHI): New.
2917 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2919 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2920 calls to tree_forwarder_block_p.
2921 (remove_forwarder_block_with_phi, merge_phi_nodes,
2922 gate_merge_phi, pass_merge_phi): New.
2923 * tree-optimize.c (init_tree_optimization_passes): Add
2925 * tree-pass.h: Add an extern for pass_merge_phi;
2927 2005-01-20 Richard Henderson <rth@redhat.com>
2930 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2931 (_mm_castps_pd, _mm_castps_si128): New.
2932 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2934 2005-01-20 Richard Henderson <rth@redhat.com>
2937 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2938 __builtin_ia32_vec_init_v2si.
2939 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2940 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2941 (ix86_init_mmx_sse_builtins): Create it.
2942 (ix86_expand_builtin): Expand it.
2943 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2944 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2945 (vec_extractv2si_0, vec_extractv2si_1): New.
2947 2005-01-20 Richard Henderson <rth@redhat.com>
2950 * config/i386/i386.c (ix86_expand_push): New.
2951 * config/i386/mmx.md (push<MMXMODE>1): New.
2952 * config/i386/sse.md (push<SSEMODE>1): New.
2953 * config/i386/i386-protos.h: Update.
2955 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2957 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2960 2005-01-20 Richard Henderson <rth@redhat.com>
2962 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2963 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2965 2005-01-19 Richard Henderson <rth@redhat.com>
2968 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2969 to V4SFmode in SSE1 fallback load path.
2971 2005-01-19 Richard Henderson <rth@redhat.com>
2973 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2974 in QImode expansion to ix86_expand_vector_set.
2975 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2977 2005-01-19 Richard Henderson <rth@redhat.com>
2980 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2981 subclass of the input class.
2982 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2983 Always true for cross-SSE1 classes. Rationalize conditionals.
2984 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2985 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2986 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2987 (movdi_2): Add MMX/SSE zeros.
2988 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2989 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2990 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2991 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2992 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2993 (zero_extendsidi2_rex64_1): Remove.
2994 (MOV0 peephole): Check GENERAL_REG_P.
2996 2005-01-19 Richard Henderson <rth@redhat.com>
2999 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3001 (ix86_expand_vector_extract): Likewise.
3003 2005-01-19 Richard Henderson <rth@redhat.com>
3006 * expr.c (emit_move_change_mode): New argument force; use
3007 simplify_gen_subreg if true.
3008 (emit_move_via_alt_mode): Merge into ...
3009 (emit_move_via_integer): ... here.
3010 (emit_move_ccmode): Use emit_move_change_mode directly.
3012 2005-01-19 Richard Henderson <rth@redhat.com>
3015 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3016 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3017 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3019 (alpha_emit_set_const): Likewise. Make static.
3020 (alpha_emit_set_long_const): Make static.
3021 (alpha_extract_integer): Split out from alpha_expand_mov.
3022 (alpha_split_const_mov): Likewise.
3023 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3024 (alpha_legitimate_constant_p): New.
3025 * config/alpha/alpha-protos.h: Update.
3026 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3027 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3028 * config/alpha/alpha.md (movsi): Add n alternative.
3029 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3030 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3031 (splitters for all of the above): Use alpha_split_const_mov.
3032 * config/alpha/predicates.md (non_add_const_operand): New.
3033 (non_zero_const_operand): New.
3034 (input_operand): Use alpha_legitimate_constant_p after reload.
3036 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3038 PR tree-optimization/19038
3039 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3040 (add_candidate): Add ivs with increment in latch only if
3041 allow_ip_end_pos_p is true.
3042 (determine_iv_cost): Use empty_block_p.
3044 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3046 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3047 (compute_dominance_frontiers): Ditto.
3049 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3052 * config/sh/t-rtems: New.
3053 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3055 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3057 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3058 the offset of the selected field.
3060 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3062 * tree-cfg.c (remove_forwarder_block): Fix the check to
3063 prevent a nonlocal label from appearing in the middle of a
3066 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3068 PR rtl-optimization/19462
3069 * reorg.c (find_end_label): Create return insn only if
3070 current_function_epilogue_delay_list is empty.
3072 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3074 * doc/passes.texi: Remove paragraph mentioning new-ra.
3076 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3078 PR rtl-optimization/15139
3079 * combine.c: Include params.h.
3080 (count_rtxs): New function.
3081 (record_value_for_reg): If replace_rtx would replace at least
3082 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3083 (clobber (const_int 0)) instead of TEM.
3084 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3085 * params.h (MAX_LAST_VALUE_RTL): New.
3086 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3087 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3090 * c-typeck.c (digest_init): Only call build_vector if all constructor
3091 elements are *_CST nodes.
3092 * gimplify.c (gimplify_init_constructor): Likewise.
3095 * c-typeck.c (digest_init): Only call build_vector if inside_init
3098 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3100 * toplev.c (init_asm_output): Remove dead #ifdef.
3102 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3104 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3106 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3108 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3109 accessing DECL_FUNCTION_CODE.
3110 * dojump.c (do_jump): Likewise.
3111 * gimplify.c (gimplify_call_expr): Likewise.
3112 * predict.c (expr_expected_value): Likewise.
3113 (strip_builtin_expect): Likewise.
3114 * tree-inline.c (estimate_num_insns_1): Likewise.
3115 * tree-ssa-loop-im.c (stmt_cost): Likewise
3116 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3117 (tree_expr_nonnegative_p): Likewise.
3119 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3121 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3122 variant of the load_pcrel_sym pattern.
3123 * config/sparc/sparc.md (P macro): Move to the top.
3124 (load_pcrel_sym): Macroize using P.
3125 (save_register_window): Likewise.
3127 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3129 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3132 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3135 * c-typeck.c (build_asm_expr): Strip nops off
3136 input memory operands.
3138 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3140 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3141 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3142 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3143 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3145 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3148 * config/i386/i386.c (override_options): If the 80387 is disabled,
3149 then do not return FP values using FP registers.
3151 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3153 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3154 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3155 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3156 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3157 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3158 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3159 output.h, postreload-gcse.c, postreload.c, recog.c,
3160 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3161 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3162 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3163 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3164 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3165 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3166 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3167 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3169 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3170 config/alpha/alpha.c, config/arm/vfp.md,
3171 config/i386/emmintrin.h, config/i386/i386-modes.def,
3172 config/i386/i386-protos.h, config/i386/i386.h,
3173 config/i386/pmmintrin.h, config/i386/ppro.md,
3174 config/i386/predicates.md, config/i386/xmmintrin.h,
3175 config/i860/i860.c, config/ia64/ia64-modes.def,
3176 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3177 config/ia64/ia64.md, config/ia64/itanium1.md,
3178 config/ia64/itanium2.md, config/ia64/predicates.md,
3179 config/iq2000/iq2000.h, config/mips/linux64.h,
3180 config/rs6000/aix41.h, config/rs6000/aix43.h,
3181 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3182 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3183 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3184 config/sparc/linux64.h, config/sparc/litecoff.h,
3185 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3186 config/sparc/sparc.h, config/sparc/sparc.md,
3187 config/sparc/sysv4-only.h: Update copyright.
3189 2005-01-18 Richard Henderson <rth@redhat.com>
3192 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3194 2005-01-18 Marc Espie <espie@openbsd.org>
3195 * config/i386/openbsdelf.h: Typo.
3197 2005-01-18 Richard Henderson <rth@redhat.com>
3199 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3200 special case for sse.
3201 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3203 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3205 * tree-inline.c (estimate_num_insns_1): Added cases for
3206 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3208 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3210 PR rtl-optimization/19296
3211 * combine.c (simplify_comparison): Rewrite the condition under
3212 which a non-paradoxical SUBREG of a PLUS can be lifted when
3213 compared against a constant.
3215 2005-01-18 Andi Kleen <ak@muc.de>
3217 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3218 * c.opt (-Wpointer-sign): Add.
3219 * doc/invoke.texi: (-Wpointer-sign): Add.
3221 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3223 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3224 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3225 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3226 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3227 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3228 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3229 for TARGET_MIX_SSE_I387.
3230 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3231 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3232 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3233 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3234 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3235 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3236 TARGET_MIX_SSE_I387.
3237 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3240 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3243 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3244 Add movaps alternative for xmm reg->reg move.
3246 2005-01-17 Jeff Law <law@redhat.com>
3248 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3249 at the end of the main DOM loop rather than just before DOM exits.
3251 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3253 PR tree-optimization/19121
3254 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3255 adding aliases to a name tag, also add them to the pointer's
3257 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3258 sensitive alias info at all. Only check that the two pointers
3259 have compatible pointed-to sets.
3260 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3261 a pointer's type tag is a superset of the alias set of the
3264 2005-01-17 James E Wilson <wilson@specifixinc.com>
3267 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3268 comment to document why.
3270 2005-01-17 Richard Henderson <rth@redhat.com>
3272 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3273 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3274 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3275 sse2_vmsminv2df3_finite): New.
3276 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3277 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3278 Force op1 into register.
3280 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3282 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3283 bubblestrap from always rebuilding build directory.
3285 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3287 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3288 ("*cmpmem_short"): Likewise.
3290 2005-01-17 Steven Bosscher <stevenb@suse.de>
3292 * basic-block.h: Document BB_* flags.
3293 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3294 use an sbitmap instead.
3295 * sched-rgn.c (compute_trg_info): Likewise.
3297 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3299 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3300 redundant target_cpu_default and extra_parts lines. Use the default
3302 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3303 (SUBTARGET_EXTRA_SPECS): Delete.
3304 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3305 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3306 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3307 and "n32" for -mabi=n32.
3309 2005-01-17 Ian Lance Taylor <ian@airs.com>
3312 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3313 fold constant variables into initial values.
3315 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3317 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3319 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3320 through the statements backward.
3322 2005-01-17 Ian Lance Taylor <ian@airs.com>
3324 PR middle-end/13127:
3325 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3326 a variable set to the return value of the inlined function.
3328 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3330 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3331 when modes are tieable.
3333 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3335 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3336 of pthread_create to find out if threads are enabled.
3337 * gthr-posix95.h (__gthread_active_p): Likewise.
3339 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3341 * common.opt (-fnew-ra): Remove.
3343 * toplev.h (flag_new_regalloc): Remove.
3344 * Makefile.in (ra*.*): Don't mention.
3345 * passes.c (rest_of_handle_new_regalloc): Remove.
3346 (rest_of_handle_combine, rest_of_compilation): Always consider
3347 flag_new_regalloc as false.
3348 * doc/invoke.texi: Don't document -fnew-ra.
3350 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3352 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3353 last parameter to reg_scan.
3354 * loop.c (loop_optimize): Likewise.
3355 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3356 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3357 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3358 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3359 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3360 * regclass.c (reg_scan): Likewise, for the declaration.
3361 * rtl.h (reg_scan): Likewise, for the prototype.
3363 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3366 mark_dfs_back_edges.
3368 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3370 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3371 (compute_avail): Uses don't go in tmp_gen.
3373 2005-01-16 Steven Bosscher <stevenb@suse.de>
3375 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3376 loop to look for a free slot in a page entry.
3378 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3381 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3382 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3383 just before targetm.asm_out.file_end.
3384 * tree.h (process_pending_assemble_output_defs): Declare.
3385 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3387 (assemble_alias): Defer generation of assembly code for defines when
3388 TARGET_DEFERRED_OUTPUT_DEFS is true.
3389 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3390 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3391 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3393 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3396 * pa.c (pa_scalar_mode_supported_p): New function.
3397 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3398 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3400 * pa-protos.h (prefetch_operand): Delete.
3401 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3402 * pa.c (prefetch_operand): Delete.
3403 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3404 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3405 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3406 and prefetch_nocc_operand.
3407 * pa.md (prefetch): Rework to avoid reload problems handling short
3408 displacements when a cache control completer needs to be provided.
3409 (prefetch_32, prefetch_64): Delete.
3410 (prefetch_cc, prefetch_nocc): New patterns.
3412 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3414 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3416 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3419 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3420 exceeds maximum alignment for global common data.
3421 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3422 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3424 2004-01-15 Roger Sayle <roger@eyesopen.com>
3426 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3428 2004-01-15 Roger Sayle <roger@eyesopen.com>
3430 * harg-reg-set.h (reg_class_names): Prototype global array.
3431 * regclass.c (reg_class_names): Declare here and initialize to
3433 (dump_regclass): Remove local declaration of reg_class_names.
3434 (regclass): Likewise.
3435 * cfg.c (dump_flow_info): Likewise.
3436 * ra-debug.c (reg_class_names): Likewise.
3437 * regrename.c (reg_class_names): Likewise.
3438 * reload.c (reg_class_names): Likewise.
3439 * reload1.c (spill_failure): Likewise.
3440 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3442 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3444 * config/s390/s390.md ("reload_outti"): Remove predicate for
3445 output operand. Abort if operand is not a MEM.
3446 ("reload_outdi", "reload_outdf"): Likewise.
3448 2005-01-15 Marc Espie <espie@openbsd.org>
3450 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3451 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3452 * config/openbsd.h: Fix C++ includes for native configurations.
3453 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3454 Add trampoline support.
3455 * config/i386/openbsdelf.h: New.
3457 2005-01-15 Marc Espie <espie@openbsd.org>
3459 * collect2.c (main): Explicitly parse -dynamic-linker option.
3461 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3463 PR tree-optimization/19060
3464 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3465 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3466 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3467 and handle extract_range_from_cond returning false.
3468 * fold-const.c (fold): Optimize comparisons with min/max even for
3469 width > HOST_BITS_PER_WIDE_INT.
3471 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3473 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3474 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3475 Remove little endian multilib variants.
3476 Add mips32 multilib variant.
3478 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3480 * explow.c (copy_all_reg, stabilize): Remove.
3481 * expr.h: Remove the corresponding prototypes.
3483 * rtlanal.c (regs_set_between_p): Remove.
3484 * rtl.h: Remove the corresponding prototype.
3486 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3488 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3489 to rs6000_nonimmediate_operand.
3490 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3491 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3492 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3493 rs6000_nonimmediate_operand.
3494 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3495 rs6000_nonimmediate_operand.
3497 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3499 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3501 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3503 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3505 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3506 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3508 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3509 (rs6k_nonimmediate_operand): New.
3510 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3512 (legitimate_lo_sum_address_p): Same.
3513 (rs6000_legitimize_address): Same.
3514 (rs6000_legitimize_reload_address): Same.
3515 (rs6000_legitimate_address): Same.
3516 (spe_build_register_parallel): Pass DF and DC modes in a DI
3519 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3520 to rs6k_nonimmediate_operand.
3522 * config/rs6000/spe.md ("*frob_df_di"): New.
3523 ("*frob_di_df"): New.
3524 ("*frob_di_df_2"): New.
3525 ("*mov_sidf_e500_subreg0"): New.
3526 ("*mov_sidf_e500_subreg4"): New.
3527 ("*movdf_e500_double"): Change predicate to
3528 rs6k_nonimmediate_operand.
3530 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3532 * postreload.c (move2add_note_store): Only call
3533 trunc_int_for_mode on scalar integers.
3535 2005-01-14 Steven Bosscher <stevenb@suse.de>
3537 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3538 replace BB_VISITED uses.
3539 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3540 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3541 (tree_dce_done): Free visited_control_parents.
3542 (perform_tree_ssa_dce): Allocate and clear it.
3543 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3544 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3545 instead of BB_VISITED.
3547 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3549 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3550 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3551 Remove unused prototypes.
3553 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3555 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3556 64-bit register usage.
3557 (spe_func_has_64bit_regs_p): Add FIXME note.
3559 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3561 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3562 flag_finite_math_only with flag_unsafe_math_optimizations.
3564 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3566 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3568 (__tpf_eh_return): Copy TPF private stack area from the module
3569 boundary stack frame. Add check for when module addresses are
3570 equal, but no stub address is found.
3572 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3575 * arm.h (struct machine_function): Add call_via field.
3576 (thumb_call_via_label): Declare.
3577 * arm.c (thumb_call_via_label): New variable.
3578 (thumb_call_reg_needed): New variable.
3579 (arm_output_function_epilogue): For Thumb code, output any per-function
3580 call-indirect trampolines.
3581 (thumb_call_via_reg): New function.
3582 (arm_file_end): New function.
3583 (TARGET_ASM_FILE_END): Call arm_file_end.
3584 (aof_file_end): Likewise.
3585 * arm-protos.h (thumb_call_via_reg): Declare.
3586 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3587 thumb_call_via_reg in normal case.
3589 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3592 PR rtl-optimization/19348
3593 * recog.c (peephole2_optimize): Do global life update if some peephole
3594 decides it doesn't need at least one of its inputs and that change
3595 influences liveness at the start of the basic block.
3597 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3598 arguments instead of 1.
3600 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3603 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3604 zero for nested functions needing a static chain or functions
3605 with a non-constant address.
3607 2005-01-13 Roger Sayle <roger@eyesopen.com>
3609 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3610 (and (sign_extend X) C) into (zero_extend (and X C)).
3612 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3614 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3616 2005-01-13 Richard Henderson <rth@redhat.com>
3621 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3622 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3623 not just TARGET_SSE.
3624 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3625 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3626 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3627 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3628 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3629 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3630 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3631 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3632 (movdicc_c_rex64): Rename with '*'.
3633 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3634 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3635 (movsfcc_1_387): Rename from movsfcc_1.
3636 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3637 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3638 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3639 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3640 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3641 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3642 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3643 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3644 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3645 sse_movdfcc_const0_4): Remove.
3646 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3647 recognize min/max early. Update for changed sse cmove patterns.
3648 (ix86_split_sse_movcc): New.
3649 * config/i386/i386-protos.h: Update.
3651 2005-01-13 Steven Bosscher <stevenb@suse.de>
3653 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3654 (fix_stmt_v_may_defs): Likewise.
3656 2005-01-13 Richard Henderson <rth@redhat.com>
3658 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3659 for converting the mask.
3661 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3663 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3666 2005-01-13 Richard Henderson <rth@redhat.com>
3668 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3669 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3670 IX86_BUILTIN_MOVDQ2Q): Remove.
3671 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3672 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3673 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3675 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3676 (sse2_pextrw): Fix immediate constraint.
3677 (sse2_loadq, sse2_loadq_rex64): Remove.
3678 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3679 Use __builtin_ia32_vec_ext_<size>.
3680 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3682 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3684 * function.c (assign_parm_setup_block): Look inside original
3685 entry_parm when inspecting PARALLEL.
3687 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3688 Joel Sherrill <joel@oarcorp.com>
3691 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3692 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3693 rtems_gxx_recursive_mutex_init.
3694 (__gthread_recursive_mutex_lock): New function.
3695 (__gthread_recursive_mutex_trylock): Likewise.
3696 (__gthread_recursive_mutex_unlock): Likewise.
3698 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3700 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3702 2005-01-13 Jan Beulich <jbeulich@novell.com>
3704 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3705 (ashrti3_internal): Indicate output is early clobber. Generate result
3706 into output rather than first input. Use move for low word of output
3707 if shift count is exactly 64.
3708 (lshrti3_internal): Likewise.
3710 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3714 * reload1.c (delete_output_reload): Don't delete an output reload
3715 if the pseudo lives longer than a single basic block. Adjust and
3716 improve wording of comment.
3718 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3721 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3722 of TYPE_SIZE where we mean the number of bytes.
3724 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3726 * function.c (assign_parm_setup_block): Relax condition on
3727 multi-register optimization.
3729 2005-01-12 Nick Clifton <nickc@redhat.com>
3731 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3732 an "in_delay_slot" attribute of "no" to prevent them being used in
3733 delay slots. This is forbidden because they might generate
3736 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3739 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3742 2005-01-12 Nick Clifton <nickc@redhat.com>
3744 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3745 passed on to GAS) but do not define, as GAS no longer supports or
3746 needs the -m2000 option.
3748 2005-01-11 Roger Sayle <roger@eyesopen.com>
3750 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3751 type as args of unprototyped builtins aren't automatically promoted.
3752 (fold_builtin_abs): Likewise.
3754 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3756 * Makefile.in: Set a `build-warn' variable.
3758 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3760 PR tree-optimization/17949
3761 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3762 (find_interesting_uses_address): Use it.
3764 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3766 * regrename.c (kill_value): Handle subreg's that won't simplify.
3768 2005-01-11 Richard Henderson <rth@redhat.com>
3771 * config/i386/i386.h (enum ix86_builtins): Move ...
3772 * config/i386/i386.c: ... here.
3773 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3774 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3775 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3776 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3777 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3778 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3779 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3780 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3781 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3782 IX86_BUILTIN_LOADDDUP): Remove.
3783 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3784 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3785 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3786 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3787 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3788 (ix86_init_builtins): Make static.
3789 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3790 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3791 if all the modes match. Otherwise, fake it.
3792 (get_element_number, ix86_expand_vec_init_builtin,
3793 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3794 (ix86_expand_builtin): Make static. Update for changed builtins.
3795 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3796 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3797 (ix86_expand_vector_init_duplicate): New.
3798 (ix86_expand_vector_init_low_nonzero): New.
3799 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3800 Split out from ix86_expand_vector_init; handle integer modes.
3801 (ix86_expand_vector_init): Use them.
3802 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3803 * config/i386/i386-protos.h: Update.
3804 * config/i386/predicates.md (reg_or_0_operand): New.
3805 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3806 (movv2sf_internal): Likewise. And a splitter to match them all.
3807 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3808 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3809 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3810 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3811 (mmx_pinsrw): Fix operand ordering.
3812 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3813 rather than sse_loadss expander.
3814 (movv2df splitter): Similarly.
3815 (sse_loadss, sse_loadlss): Remove.
3816 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3817 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3818 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3819 (sse3_movddup): Rename with '*'.
3820 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3821 (sse2_loadsd): Remove.
3822 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3823 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3824 (sse2_pinsrw): Fix argument ordering.
3825 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3826 (sse2_stored): Remove 'r' destination.
3827 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3828 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3829 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3830 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3831 vec_extractv16qi, vec_initv16qi): New.
3833 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3834 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3835 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3837 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3838 (_mm_load_si128, _mm_store_si128): Likewise.
3839 (_mm_load1_pd): Use _mm_set1_pd.
3840 (_mm_load_sd): Use _mm_set_sd.
3841 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3842 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3843 (_mm_set_epi64): Use _mm_set_epi64x.
3844 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3845 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3846 _mm_setr_epi8): Use _mm_set_foo form.
3847 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3848 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3849 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3850 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3851 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3852 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3853 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3854 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3855 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3856 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3857 (_mm_movedup_pd): Use _mm_shuffle_pd.
3858 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3859 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3860 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3861 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3863 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3864 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3865 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3866 (_mm_store_ps): Use raw dereference.
3867 (_mm_store1_ps): Use _mm_storeu_ps.
3868 (_mm_storer_ps): Use _mm_store_ps.
3869 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3870 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3872 2005-01-11 Stan Shebs <shebs@apple.com>
3874 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3875 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3877 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3880 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3881 Skip all DECLs except for FIELD_DECLs.
3883 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3885 * config/s390/s390.c (override_options): Return error if
3886 -mbackchain, -mpacked-stack and -mhard-float are used together.
3887 (s390_va_start): Remove the backchain && packed-stack special case.
3888 (s390_gimplify_va_arg): Likewise.
3889 * doc/invoke.texi: Remove the ABI incompatibility note.
3891 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3893 * config/s390/s390.c (struct s390_frame_layout): Remove
3895 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3896 save_backchain_p with TARGET_BACKCHAIN.
3898 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3901 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3902 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3903 * function.c (locate_and_pad_parm): Set new field.
3904 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3905 Tweak where_pad test to include "none". Always set mem align for
3907 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3908 not sufficient for type.
3909 (assign_parm_setup_block): If stack_parm is zero on entry, always
3910 make a new stack local. Block move old stack parm if necessary
3911 to new aligned stack local.
3912 (assign_parm_setup_stack): Use a block move to handle
3913 potentially misaligned entry_parm.
3914 (assign_parms_unsplit_complex): Specify required alignment when
3915 creating stack local.
3916 * calls.c (compute_argument_addresses): Override alignment of stack
3917 arg calculated from its type with the alignment given by
3918 FUNCTION_ARG_BOUNDARY.
3919 (store_one_arg): Likewise.
3921 2005-01-11 Jan Beulich <jbeulich@novell.com>
3923 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3924 Change respective itanium_class attribute to ialu.
3925 (shladdp4_internal): New.
3926 * config/ia64/predicates.md (shladd_log2_operand): New.
3928 2005-01-11 Richard Henderson <rth@redhat.com>
3930 * expr.c (store_constructor): Use rtvec_alloc instead of
3931 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3933 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3935 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3937 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3939 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3940 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3941 (TARGET_RWRELOC): Define.
3942 (ia64_rwreloc_section_type_flags): Delete.
3943 (ia64_section_type_flags): New function.
3944 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3945 (TARGET_RWRELOC): Define.
3947 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3950 * config/ia64/ia64.c (process_set): For alloc insn, only call
3951 process_epilogue is !frame_pointer_needed.
3953 2005-01-10 Roger Sayle <roger@eyesopen.com>
3956 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3957 unary operator and can't be treated as a binary/comparison operator.
3959 2005-01-10 Richard Henderson <rth@redhat.com>
3961 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3962 (ix86_return_in_memory): Likewise.
3963 (function_arg_advance): Likewise. Mirror structure in function_arg
3964 for choosing register to advance.
3966 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3968 * tree-vectorizer.c, tree.def: Fix comment typos.
3970 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3972 * config/s390/s390.c (struct processor_costs): 4 new fields:
3973 ddbr, ddr, debr, der.
3974 (s390_rtx_costs): More precise handling of divide instructions.
3976 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3978 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3980 2005-01-10 Jan Beulich <jbeulich@novell.com>
3982 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3983 names resulting from -ffunction-sections/-fdata-sections and linkonce
3985 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3986 based on the section name. Rearrange the section name comparison logic
3987 slightly so that each section name is compared against at most once.
3989 2005-01-10 Ben Elliston <bje@au.ibm.com>
3991 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3992 targets for which -fPIC reduces limitations on the GOT size.
3994 2005-01-09 Falk Hueffner <falk@debian.org>
3996 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3999 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4002 * collect2.c (main): Set aixrtl_flag for -brtl option.
4003 (resolve_lib_name): Search for .so file extension before .a
4006 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4008 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4009 (vect_analyze_data_refs_alignment): Add dump prints.
4011 2005-01-09 Ira Rosen <irar@il.ibm.com>
4013 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4014 expr_invariant_in_loop_p.
4015 Initialize outputs first thing in the function.
4016 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4017 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4018 (vect_analyze_pointer_ref_access): Check that the initial condition of
4019 the access function is loop invariant.
4021 2005-01-09 Richard Henderson <rth@redhat.com>
4023 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4024 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4025 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4026 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4027 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4028 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4029 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4030 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4031 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4032 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4033 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4034 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4035 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4036 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4037 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4038 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4039 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4040 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4041 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4042 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4043 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4044 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4045 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4047 (mmx_clrdi, pavgusb): Remove.
4048 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4049 with leading sse_ prefix.
4050 * config/i386/sse.md: Receive them.
4051 * config/i386/mmx.md: New file.
4052 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4053 (subrv2sf3): Turn into expander for normal subtraction.
4054 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4055 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4056 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4057 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4058 commutative; use ix86_binary_operator_ok.
4059 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4060 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4061 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4062 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4063 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4064 Macroize from existing patterns; use ix86_binary_operator_ok.
4065 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4066 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4067 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4068 with vec_select+vec_concat.
4069 (mmx_pshufw, mmx_pshufw_1): Likewise.
4070 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4071 (mmx_uavgv4hi3): Model correctly.
4072 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4073 _mm_xor_si64): Remove casts.
4075 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4077 PR tree-optimization/19224
4078 * tree-scalar-evolution.c (get_instantiated_value,
4079 set_instantiated_value): New functions.
4080 (instantiate_parameters_1): Cache the results.
4081 (instantiate_parameters, resolve_mixers): Initialize and free
4084 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4086 * config/i386/i386.md (addhi_4): Correct reference in comment.
4089 2005-01-08 Richard Henderson <rth@redhat.com>
4091 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4092 (_mm_cvtsi128_si64x): Likewise.
4093 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4094 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4095 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4096 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4097 * config/i386/i386-protos.h: Update.
4098 * config/i386/i386.c (print_operand): Add 'H'.
4099 (ix86_fixup_binary_operands): Split out from ...
4100 (ix86_expand_binary_operator): ... here.
4101 (ix86_fixup_binary_operands_no_copy): New.
4102 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4103 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4104 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4105 (safe_vector_operand): Use CONST0_RTX.
4106 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4107 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4108 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4109 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4111 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4112 (IX86_BUILTIN_CMPNGESS): New.
4113 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4114 (attr type): Add sselog1.
4115 (attr unit, attr memory): Handle it.
4116 (movti, movti_internal, movti_rex64): Move near other integer moves.
4117 (movtf, movtf_internal): Move near other fp moves.
4118 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4119 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4120 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4121 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4122 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4123 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4124 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4125 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4126 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4127 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4128 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4129 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4130 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4131 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4132 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4133 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4134 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4135 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4136 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4137 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4138 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4139 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4140 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4141 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4142 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4143 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4144 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4145 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4146 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4147 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4148 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4149 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4150 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4151 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4152 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4153 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4154 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4155 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4156 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4157 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4158 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4159 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4160 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4161 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4163 (SSEPUSH, push<SSEPUSH>): Remove.
4164 (MMXPUSH, push<MMXPUSH>): Remove.
4165 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4166 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4167 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4168 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4169 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4170 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4171 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4172 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4173 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4174 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4175 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4176 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4177 (ppro_sse_log_V4SF): Handle sselog1.
4178 * config/i386/predicates.md (const_0_to_1_operand): New.
4179 (const_0_to_255_mul_8_operand): New.
4180 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4181 (const_2_to_3_operand, const_4_to_7_operand): New.
4182 * config/i386/sse.md: New file.
4183 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4184 (sse_movups): Rename from sse_movups_1.
4185 (sse_loadlss): Rename from sse_loadss_1.
4186 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4188 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4189 (absv4sf2, negv2df, absv2df): New.
4190 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4191 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4192 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4193 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4194 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4195 (sse3_addsubv4sf3): Model correctly.
4196 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4197 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4198 (sse_movhlps): Model with vec_select+vec_concat.
4199 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4200 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4201 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4202 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4203 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4204 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4205 sse2_pshufhw_1): Likewise.
4206 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4207 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4208 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4209 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4210 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4211 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4212 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4213 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4214 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4215 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4216 sminv8hi3): Mark commutative
4217 operands. Use ix86_binary_operator_ok.
4218 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4219 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4220 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4221 sse2_punpcklqdq): Allow operand2 in memory.
4222 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4223 sse2_movsd): Add memory alternatives.
4224 (sse_storelps): Turn expander into an insn; split after reload.
4225 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4226 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4228 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4230 * configure.ac (DWARF-2 debug_line): Use objdump.
4231 * configure: Regenerate.
4233 2005-01-08 Jeff Law <law@redhat.com>
4234 Diego Novillo <dnovillo@redhat.com>
4236 PR tree-optimization/18241
4237 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4238 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4239 statements with volatile operands.
4240 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4241 operands after marking a statement with has_volatile_ops.
4243 2005-01-08 Roger Sayle <roger@eyesopen.com>
4245 * tree.c (int_fits_type_p): Always honor integer constant
4246 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4248 2005-01-08 Roger Sayle <roger@eyesopen.com>
4250 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4251 the latent bug in rtl_delete_block has been resolved.
4253 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4255 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4256 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4258 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4260 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4261 library as @multilib_dir@/$(SHLIB_SONAME).
4263 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4265 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4266 * configure: Regenerate.
4268 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4270 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4273 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4276 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4277 Convert non-word aligned offset address using ld/std into
4280 2005-01-07 Richard Henderson <rth@redhat.com>
4282 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4284 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4286 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4288 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4290 PR tree-optimization/19283
4291 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4292 is not shorter than the original type.
4294 PR rtl-optimization/19012
4295 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4297 PR rtl-optimization/18861
4298 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4299 (FULL_STATE): Define.
4300 (mark_tablejump_edge): New function.
4301 (purge_dead_tablejump_edges): New function.
4302 (find_bb_boundaries): Use it.
4304 PR tree-optimization/18828
4305 * builtins.c (expand_builtin_next_arg): Remove argument and all
4306 the argument checking.
4307 (expand_builtin): Adjust caller.
4308 (expand_builtin_va_start): Likewise. Remove error for too many
4310 (fold_builtin_next_arg): Issue error for too many arguments.
4311 After checking arguments, replace them with magic arguments that
4312 prevent further checking of the args.
4314 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4316 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4318 2005-01-06 Roger Sayle <roger@eyesopen.com>
4321 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4322 and %{.S:...} (and their negative variants) to test whether the
4323 input file is assembler or pre-processed-assembler independent of
4324 the actual filename extension.
4326 2005-01-06 Roger Sayle <roger@eyesopen.com>
4328 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4329 of sign or zero extended values.
4331 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4333 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4334 for IBM long double format correctly.
4336 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4338 Fix PR tree-optimization/18792
4340 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4341 to first_loop_depth, and use loop depth instead of loop number.
4342 (build_classic_dir_vector): Ditto.
4343 (compute_data_dependences_for_loop): Use depth, not loop number.
4344 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4345 number. Pass in loops, instead of loop numbers.
4346 (gather_interchange_stats): Ditto.
4347 (linear_transform_loops): Ditto.
4349 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4352 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4353 biv_fits_mode_p, extension_within_bounds_p): New functions.
4354 (check_ext_dependent_givs): Use them.
4356 2005-01-06 Roger Sayle <roger@eyesopen.com>
4358 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4359 more than one barrier, in which case we should delete them all.
4361 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4363 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4365 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4367 Fix PR middle-end/19286
4369 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4370 output this subprogram, simply ignore this attempt to do it again.
4371 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4372 origin attribute if it's not possible.
4373 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4374 (decls_for_scope): Ditto.
4375 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4376 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4378 2005-01-05 Richard Henderson <rth@redhat.com>
4381 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4382 (bdesc_2arg): Use it.
4383 (ix86_expand_binop_builtin): Force operands into registers
4385 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4386 ix86_expand_sse_compare, ix86_expand_sse_comi,
4387 ix86_expand_builtin): Likewise.
4389 2005-01-05 Richard Henderson <rth@redhat.com>
4391 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4393 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4394 (mulv4hi3): Set itanium_class mmmul.
4395 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4396 (fpack): Rename from fpack_sfsf.
4398 2005-01-05 Richard Henderson <rth@redhat.com>
4401 * reload1.c (do_input_reload): Restrict the optimization deleteing
4402 a previous output reload to RELOAD_FOR_INPUT.
4404 2005-01-05 Steven Bosscher <stevenb@suse.de>
4406 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4407 comment that we fall through after case.
4408 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4409 (distribute_links): Likewise.
4410 * cse.c (cse_insn): Likewise.
4411 * cselib.c (cselib_invalidate_mem): Likewise.
4412 * df.c: Update comments at the top of the file.
4413 (read_modify_subreg_p): Update comments here too.
4414 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4415 * flow.c (mark_set_1): Likewise.
4416 (mark_used_regs): Likewise.
4417 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4418 (canon_list_insert): Likewise.
4419 (mark_set): Likewise.
4420 (try_replace_reg): Likewise.
4421 (store_killed_in_insn): Likewise.
4422 * loop.c (count_one_set): Likewise.
4423 (basic_induction_var): Likewise.
4424 * postreload-gcse.c (find_mem_conflicts): Likewise.
4425 * postreload.c (reload_combine_note_store): Likewise.
4426 (move2add_note_store): Likewise.
4427 * reload.c (find_equiv_reg): Likewise.
4428 (mark_referenced_resources): Likewise.
4429 * rtlanal.c (set_noop_p): Likewise.
4430 (note_stores): Likewise.
4431 (note_uses): Likewise.
4432 * sched-deps.c (sched_analyze_1): Likewise.
4433 * sched-rgn.c (check_live_1): Likewise.
4434 (update_live_1): Likewise.
4435 * config/i860/i860.c: Likewise.
4437 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4439 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4441 * doc/rtl.texi: Update documentation for bit-fields and SET.
4443 2005-01-05 Roger Sayle <roger@eyesopen.com>
4445 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4447 2005-01-05 Jan Hubicka <jh@suse.cz>
4448 Richard Henderson <rth@redhat.com>
4451 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4454 2005-01-05 Richard Henderson <rth@redhat.com>
4457 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4458 (sse_shufps): Change operand 3 to const_int_operand.
4459 (sse2_storelps): Fix typo in template.
4460 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4461 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4462 (ix86_expand_builtin): Likewise.
4464 2005-01-05 Julian Brown <julian@codesourcery.com>
4466 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4467 as aggregates for AAPCS ABIs.
4469 2005-01-05 Stan Shebs <shebs@apple.com>
4471 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4472 Mach-O getters if ppc64.
4473 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4475 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4476 signed four-byte field for global code case.
4477 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4479 2005-01-05 Roger Sayle <roger@eyesopen.com>
4482 * c-common.c: Include real.h.
4483 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4484 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4485 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4486 * Makefile.in (c-common.o): Update dependencies.
4488 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4490 * c-parse.in (asm_string): Add trailing semicolon.
4492 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4494 * c-parse.in (asm_string): New. Don't allow wide strings in
4496 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4497 asm_string instead of STRING.
4499 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4501 * c-typeck.c (constructor_no_implicit): Remove.
4502 (set_designator, process_init_element): Don't check
4503 constructor_no_implicit.
4505 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4506 Kaz Kojima <kkojima@gcc.gnu.org>
4509 * lcm.c (create_pre_exit): New.
4510 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4511 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4513 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4515 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4516 -msoft-float in target_float_switch.
4517 * arm.c (arm_override_options): Fix processing of target_float_switch.
4519 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4521 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4524 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4526 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4527 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4529 2005-01-04 Roger Sayle <roger@eyesopen.com>
4531 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4532 if deleting the then-block allows the test-block to fallthru to the
4535 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4538 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4539 after the full declaration if the are in two different TUs.
4541 2005-01-04 Richard Henderson <rth@redhat.com>
4544 * tree-sra.c (generate_one_element_init): Just
4545 call gimplify_and_add.
4546 (generate_element_init): Record the
4547 new referenced variables and mark them for renaming
4548 and split out to ...
4549 (generate_element_init_1): This.
4550 (scalarize_init): Don't call push_gimplify_context/
4551 pop_gimplify_context.
4553 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4555 * toplev.c (get_src_pwd): Handle failure of getpwd().
4557 2005-01-04 Roger Sayle <roger@eyesopen.com>
4559 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4561 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4562 all the cases handled by it are inverted by invert_truthvalue.
4564 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4566 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4567 (save_register_windowsi): Likewise.
4569 2005-01-04 Richard Henderson <rth@redhat.com>
4571 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4573 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4576 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4577 any simplifications of vector mode comparison operators.
4578 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4580 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4581 Devang Patel <dpatel@apple.com>
4583 PR tree-optimization/18308
4584 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4585 the operands before creating a new expression.
4586 * dojump.c (do_jump): Make drop_through_label available
4587 for all cases. Add expansion of COND_EXPR.
4589 2005-01-04 Ira Rosen <irar@il.ibm.com>
4591 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4592 INTEGER_CST instead of TREE_CONSTANT.
4593 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4594 instead of TREE_CONSTANT.
4595 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4596 instead of TREE_CONSTANT.
4598 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4600 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4602 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4605 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4606 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4608 2005-01-03 Richard Henderson <rth@redhat.com>
4610 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4611 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4612 fold_convert_const_real_from_real): Split out from ...
4613 (fold_convert_const): ... here.
4615 2005-01-03 Richard Henderson <rth@redhat.com>
4618 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4619 (mov<MMXMODEI>_internal): Likewise.
4620 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4621 Add V2SF case; use it for SSE1; don't use TI.
4622 (movdf_integer): Likewise.
4623 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4625 2005-01-03 Ira Rosen <irar@il.ibm.com>
4627 * tree-vectorizer.c (vect_strip_conversions): New function.
4628 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4629 check for binary class.
4631 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4635 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4637 * gimple-low.c (mark_blocks_with_used_vars): New function.
4638 (mark_blocks_with_used_subblocks): Ditto.
4639 (mark_used_blocks): Ditto.
4640 (pass_mark_used_blocks): New pass.
4641 * tree-inline.c: Include debug.h.
4642 (expand_call_inline): Call outlining_inline_function here.
4643 * tree-optimize.c (init_tree_optimization_passes): Add
4644 pass_mark_used_blocks.
4645 * tree-pass.h (pass_mark_used_blocks): New.
4646 * Makefile.in (tree-inline.o): Add debug.h dependency.
4648 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4650 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4651 VAR_DECLs to have weak_import attribute.
4653 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4656 2004-01-03 Steven Bosscher <stevenb@suse.de>
4658 * passes.c (rest_of_compilation): Don't run regmove if only
4659 flag_expensive_optimizations, require flag_regmove instead.
4661 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4663 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4665 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4666 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4667 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4668 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4670 2005-01-03 Richard Henderson <rth@redhat.com>
4672 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4673 (ia64_const_ok_for_letter_p): New.
4674 (ia64_const_double_ok_for_letter_p): New.
4675 (ia64_extra_constraint): New.
4676 (ia64_expand_vecint_compare): New.
4677 (ia64_expand_vcondu_v2si): New.
4678 (ia64_expand_vecint_cmov): New.
4679 (ia64_expand_vecint_minmax): New.
4680 (ia64_print_operand): Add 'v'.
4681 (ia64_preferred_reload_class): New.
4682 (ia64_vector_mode_supported_p): New.
4683 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4684 (PREFERRED_RELOAD_CLASS): Move to function.
4685 (CONST_OK_FOR_LETTER_P): Move to function.
4686 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4687 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4688 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4689 (EXTRA_CONSTRAINT): Move to function.
4690 * config/ia64/ia64.md: Include vect.md.
4691 (itanium_class): Add mmalua.
4693 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4695 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4696 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4698 (const_int_2bit_operand): New.
4699 (fr_reg_or_0_operand): New.
4700 * config/ia64/ia64-modes.def: Add vector modes.
4701 * config/ia64/ia64-protos.h: Update.
4702 * config/ia64/vect.md: New file.
4704 2005-01-03 Richard Henderson <rth@redhat.com>
4706 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4708 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4711 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4713 (log1pdf2): Change mode of operands[0,1] to DFmode.
4715 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4717 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4718 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4719 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4720 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4721 SPARC_RELAXED_ORDERING.
4723 2005-01-03 Richard Henderson <rth@redhat.com>
4724 Uros Bizjak <uros@kss-loka.si>
4727 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4728 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4729 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4731 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4732 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4733 const_pow2_1_to_128_operand): New predicates.
4735 2005-01-02 Greg McGary <greg@mcgary.org>
4737 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4739 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4740 object. [ptr_type]: Remove unused variable.
4741 Remember nearest addressable array-element or record-component
4742 when checking bitfield components. Tolerate empty BIND_EXPR.
4744 2005-01-01 Richard Henderson <rth@redhat.com>
4746 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4747 that don't narrow the value. Fail for other conversions.
4749 2005-01-01 Richard Henderson <rth@redhat.com>
4752 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4753 * c-lang.c (finish_file): Don't do it here.
4754 * objc/objc-act.c (objc_finish_file): Likewise.
4756 * cgraph.c (decl_assembler_name_equal): New.
4757 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4758 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4759 * cgraph.h (struct cgraph_varpool_node): Add next.
4760 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4761 * varasm.c (assemble_alias): Mark the target as needed.
4763 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4766 * function.c (get_arg_pointer_save_area): Use entry_of_function
4767 instead of get_insns.
4769 2005-01-01 Roger Sayle <roger@eyesopen.com>
4770 Andrew Pinski <pinskia@physics.uc.edu>
4771 James E. Wilson <wilson@specifixinc.com>
4773 PR rtl-optimization/12092
4774 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4777 2005-01-01 Roger Sayle <roger@eyesopen.com>
4778 Olivier Hainque <hainque@act-europe.fr>
4780 * tree.c (int_fits_type_p): A narrower type always fits in a
4781 wider one, except for negative values into unsigned types.
4783 2005-01-01 Roger Sayle <roger@eyesopen.com>
4785 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4786 with the original constant rather than require TREE_OVERFLOW.
4788 2005-01-01 Steven Bosscher <stevenb@suse.de>
4791 * c-decl.c (finish_function): If compiling C99, annotate the
4792 compiler generated return with the current file name and line 0.
4793 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4794 the source line is greater than 0.
4795 (remove_bb): Likewise.
4797 See ChangeLog.12 for earlier changes.