1 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4 * doc/install.texi: Document --with-gc.
6 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8 * simplify-rtx.c (simplify_unary_operation): Add a missing
11 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13 PR tree-optimization/18663
14 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15 if the type has variable bounds.
17 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
19 * gcse.c: Remove an obsolete comment.
21 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
23 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
25 * doc/extend.texi (Function Attributes) <Attribute const>: The
26 attribute "pure" is below this text, not above.
28 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
31 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
32 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
34 2005-02-20 Zack Weinberg <zack@codesourcery.com>
37 * langhooks.h (struct lang_hooks): Add to_target_charset.
38 * langhooks.c (lhd_to_target_charset): New function.
39 * langhooks-def.h: Declare lhd_to_target_charset.
40 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
41 (LANG_HOOKS_INITIALIZER): Update.
42 * c-common.c (c_common_to_target_charset): New function.
43 * c-common.h: Declare it.
44 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
45 c_common_to_target_charset.
47 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
48 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
50 * system.h: Poison them.
51 * doc/tm.texi: Don't discuss them.
52 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
53 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
54 (pp_c_char): Do not attempt to generate letter escapes for
56 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
57 * config/mips/mips.c (mips_output_ascii): Likewise.
59 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
61 PR tree-optimization/19951
62 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
65 2005-02-19 Steven Bosscher <stevenb@suse.de>
68 * function.h (struct function): New field `max_loop_depth'.
69 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
70 (flow_loops_find): Reset the max loop depth count before finding loops.
71 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
72 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
73 (calculate_global_regs_live): Make sure the loop will terminate
74 when the initial sets are not empty.
76 2005-02-19 Zack Weinberg <zack@codesourcery.com>
78 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
80 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
82 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
85 * doc/invoke.texi: Remove documentation of %M spec.
87 (init_spec): Remove %M suffix from -lgcc_s.
88 (do_spec_1): Remove 'M' case.
89 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
90 to put shared libraries in the multilib directory. Remove the
91 shlib_so_soname substitution variable. Don't add a multilib encoding
92 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
93 reported by -print-multi-os-directory. Pass @multilib_dir@ to
94 SHLIB_INSTALL as well as SHLIB_LINK.
95 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
97 (SHLIB_DIR): New macro.
98 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
99 (SHLIB_INSTALL): Adjust accordingly.
100 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
101 * config/t-slibgcc-sld: Likewise.
102 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
103 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
104 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
106 (SHLIBUNWIND_INSTALL): Adjust accordingly.
107 * config/i386/t-nwld (SHLIB_SONAME): Delete.
108 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
109 Use @shlib_base_name@ instead of @shlib_so_name@.
110 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
111 and @shlib_base_name@.so in @multilib_dir@.
112 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
114 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
115 (SHLIB_LINK): Remove previous workaround.
116 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
117 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
118 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
120 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
121 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
122 (SHLIB_INSTALL): Adjust accordingly.
123 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
124 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
125 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
126 config/t-slibgcc-elf-ver.
128 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
129 Jakub Jelinek <jakub@redhat.com>
131 PR tree-optimization/19828
132 * tree-ssa-loop-im.c: Add a TODO comment.
133 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
134 without side-effects.
136 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
138 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
141 2005-02-18 James E. Wilson <wilson@specifixinc.com>
143 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
144 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
145 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
147 (ia64_reorg): Delete fixup_errata call.
148 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
149 (TARGET_SWITCHES): Delete -mb-step entry.
151 2005-02-19 Jakub Jelinek <jakub@redhat.com>
154 * c-typeck.c (composite_type): Handle quals in transparent unions.
155 (type_lists_compatible_p): Likewise.
157 2005-02-18 Stan Shebs <shebs@apple.com>
159 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
160 expressions in the .literal8 section.
162 2005-02-18 Geoffrey Keating <geoffk@apple.com>
164 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
166 2005-02-18 Roger Sayle <roger@eyesopen.com>
168 * fold-const.c (constant_boolean_node): Always create values of the
169 specified type, don't bother calling truthvalue_conversion.
171 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
173 * except.c (output_function_exception_table): Call
174 assemble_external_libcall (eh_personality_libfunc).
176 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
179 * config/ia64/ia64.h (struct machine_function): Add state_num.
180 * config/ia64/ia64.c (process_epilogue,
181 process_for_unwind_directive): Use new unwind state numbers each
182 time rather than state 1.
184 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
187 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
188 before the "*llgt_didi" pattern.
190 2005-02-18 Jason Merrill <jason@redhat.com>
192 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
194 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
196 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
197 (div0): Use it in place of ARM_FUNC_ALIAS.
198 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
200 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
203 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
204 access, the lower bound of the array type if it exists.
206 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
209 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
210 cases that are out-of-range for the index type.
212 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
214 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
215 (estimate_case_costs): Don't call convert.
216 * expmed.c (expand_shift): Likewise.
217 (make_tree): Call fold_convert instead of convert.
219 2005-02-18 Jakub Jelinek <jakub@redhat.com>
222 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
223 that ref to be marked MEM_READONLY_P doesn't have base that needs
226 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
228 * genautomata.c (output_get_cpu_unit_code_func,
229 output_cpu_unit_reservation_p): Don't generate old-style function
232 2005-02-18 Jakub Jelinek <jakub@redhat.com>
235 PR tree-optimization/20009
236 * convert.c (convert_to_integer): Revert 2005-02-16 change.
238 PR tree-optimization/18947
239 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
240 inline, remove all nodes that are inlined into the extern inline
243 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
245 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
246 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
247 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
248 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
251 2005-02-17 Roger Sayle <roger@eyesopen.com>
253 PR tree-optimization/19917
254 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
255 to be potentially trapping.
257 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
259 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
261 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
263 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
264 tem becomes a local variable which is set to the value of the
265 back end defined INITIAL_FRAME_ADDRESS macro.
266 (expand_builtin_frame_address): Omit the base parameter to
267 expand_builtin_return_addr.
268 (expand_builtin_profile_func): Likewise.
269 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
270 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
271 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
273 2005-02-17 Jakub Jelinek <jakub@redhat.com>
275 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
276 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
277 * config/frv/frv.c (frv_function_epilogue): Likewise.
279 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
281 * lambda-code (perfect_nestify): Remove mark/unmark
283 * tree-loop-linear.c (linear_transform_loops): Add
284 rewrite_into_ssa call so that ssa is correct for
285 rewriting into loop closed.
287 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
289 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
290 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
292 * bt-load.c (btr_def_live_range, combine_btr_defs,
293 migrate_btr_def, migrate_btr_defs): Likewise.
294 * cfgcleanup.c (thread_jump): Likewise.
295 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
296 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
297 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
298 df_rd_local_compute, df_reg_info_compute): Likewise.
299 * dominance.c (init_dom_info, free_dom_info): Likewise.
300 * flow.c (init_propagate_block_info,
301 free_propagate_block_info): Likewise.
302 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
303 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
304 modify_reg_pav): Likewise.
305 * loop-invariant.c (find_defs, find_invariant_insn,
306 find_invariants, free_inv_motion_data): Likewise.
307 * predict.c (tree_predict_by_opcode,
308 estimate_bb_frequencies): Likewise.
309 * stmt.c (expand_case): Likewise.
310 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
311 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
312 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
313 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
314 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
315 rewrite_ssa_into_ssa): Likewise.
316 * tree-optimize.c (tree_rest_of_compilation): Likewise.
317 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
318 analyze_edges_for_bb, perform_edge_inserts): Likewise.
319 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
320 * tree-sra.c (tree_sra): Likewise.
321 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
322 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
323 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
324 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
325 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
326 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
328 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
329 calculate_live_on_entry, calculate_live_on_exit,
330 build_tree_conflict_graph): Likewise.
331 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
332 record_important_candidates, set_use_iv_cost, find_depends,
333 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
334 tree_ssa_iv_optimize_finalize): Likewise.
335 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
336 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
337 tree_duplicate_loop_to_header_edge): Likewise.
338 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
339 * tree-ssa.c (verify_flow_insensitive_alias_info,
340 verify_name_tags, verify_ssa, init_tree_ssa,
341 delete_tree_ssa): Likewise.
342 * tree-ssanames.c (marked_ssa_names, init_ssanames,
343 fini_ssanames): Likewise.
344 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
346 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
348 * config/rs6000/t-rtems: Completely reworked.
350 2005-02-17 Ira Rosen <irar@il.ibm.com>
352 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
354 2005-02-17 Ira Rosen <irar@il.ibm.com>
356 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
357 POINTER_TYPE_P when checking that type is a pointer.
358 (vect_get_memtag): Remove.
359 (vect_address_analysis): Use POINTER_TYPE_P. Call
360 vect_object_analysis with dummy parameter for memtag.
361 (vect_object_analysis): Extract memtag (functionality that
362 used to be in vect_get_memtag and moved here). Fix printings.
363 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
364 with correct parameters. Remove call to vect_get_memtag.
366 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
368 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
369 (tree-vectorizer.o): Added missing dependencies.
371 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
373 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
374 declaration in tree-vectorizer.c, now has an extern declaration in
376 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
377 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
378 get_vectype_for_scalar_type, vect_is_simple_use,
379 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
380 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
381 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
382 vectorizable_store, vectorizable_operation, vectorizable_assignment,
383 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
384 find_loop_location): Likewise.
386 * tree-vectorizer.c (langhooks.h): #include removed.
387 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
388 moved to tree-vectorized.h.
389 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
390 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
391 get_vectype_for_scalar_type, vect_is_simple_use,
392 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
393 vect_supportable_dr_alignment, new_loop_vec_info,
394 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
395 vect_set_verbosity_level, find_loop_location): Likewise.
397 (vect_analyze_loop): Function externalized. Declaration moved to
398 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
399 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
400 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
401 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
402 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
403 vect_enhance_data_refs_alignment, vect_analyze_operations,
404 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
405 vect_stmt_relevant_p, vect_get_loop_niters,
406 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
407 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
408 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
409 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
410 vect_get_memtag): Likewise.
412 (vectorizable_load): Function externalized. Declaration moved to
413 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
414 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
415 vect_transform_loop): Likewise.
416 (vect_transform_stmt): Moved to tree-vect-transform.c.
417 (vect_align_data_ref, vect_create_destination_var,
418 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
419 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
420 vect_get_vec_def_for_operand, vect_init_vector,
421 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
422 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
423 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
424 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
425 vect_do_peeling_for_loop_bound): Likewise.
427 * tree-vect-analyze.c: New file.
428 * tree-vect-transform.c: New file.
430 2005-02-17 Jason Merrill <jason@redhat.com>
432 PR mudflap/19319, c++/19317
433 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
436 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
438 * doc/install.texi (Specific): Update link for Darwin-specific
441 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
443 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
444 constant_boolean_node.
446 2005-02-16 David Edelsohn <edelsohn@gnu.org>
449 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
450 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
452 2005-02-16 Richard Henderson <rth@redhat.com>
455 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
457 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
458 replace uses with Wtype_MAXp1_F.
459 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
460 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
461 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
462 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
463 and HAVE_TFMODE as appropriate.
464 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
465 (__floatdisf): Likewise.
466 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
467 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
468 (Wtype_MAXp1_F): New.
469 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
470 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
472 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
475 * arm.c (arm_apply_result_size): New function.
476 * arm.h (APPLY_RESULT_SIZE): Define.
477 * arm-protos.h (arm_apply_result_size): Add prototype.
478 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
480 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
481 (call_value_symbol): Remove predicate for operand 0.
482 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
483 (untyped_call): Rework to correclty return values for any type.
484 (untyped_return): New expand.
485 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
487 2005-02-16 Stan Shebs <shebs@apple.com>
489 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
490 * config/rs6000/t-darwin8: New, for 64-bit multilib.
492 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
494 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
495 configure settings on Solaris 7 and later.
497 2005-02-16 Diego Novillo <dnovillo@redhat.com>
499 PR tree-optimization/19865
500 * tree-optimize.c (init_tree_optimization_passes): Run
501 pass_may_alias after pass_sra.
503 2005-02-16 Richard Henderson <rth@redhat.com>
504 Stuart Hastings <stuart@apple.com>
507 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
508 Do nothing if debug info suppressed for this function.
509 (dbxout_begin_function): Early exit if debug info suppressed for
512 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
515 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
517 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
519 PR tree-optimization/19967
520 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
521 expand_builtin_strchr, expand_builtin_strrchr): Take a new
522 argument TYPE. Adjust calls to fold_builtin_XXX.
523 (expand_builtin, fold_builtin_1): Adjust calls to
525 (fold_builtin_strchr, fold_builtin_strpbrk,
526 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
527 result to a requested type TYPE.
529 2005-02-16 Jakub Jelinek <jakub@redhat.com>
532 * fold-const.c (fold): Don't optimize (T)(x & cst) to
533 (T)x & (T)cst if (T)cst overflows.
534 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
535 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
537 2005-02-15 Jeff Law <law@redhat.com>
539 * gcse.c (blocks_with_calls): New bitmap.
540 (alloc_gcse_mem): Allocate it.
541 (free_gcse_mem): Free it.
542 (clear_modifY_mem_tables): Clear it.
543 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
544 when we encounter CALL_INSNs.
545 (compute_transp, case MEM): Handle blocks with calls separate
546 from blocks without calls. Use bitmap iterators rather than
549 2005-02-15 Peter O'Gorman <peter@pogma.com>
552 * mklibgcc.in (vis_hide): Use a temporary object file, not
555 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
558 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
561 2005-02-15 David Edelsohn <edelsohn@gnu.org>
562 Alan Modra <amodra@bigpond.net.au>
565 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
566 (_xlqsub): Rename to __gcc_qsub.
567 (_xlqmul): Rename to __gcc_qmul.
568 (_xlqdiv): Rename to __gcc_qdiv.
569 Provide versioned symbol aliases with old names.
570 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
571 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
572 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
573 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
574 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
576 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
578 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
579 Fold ~(A - 1) and ~(A + -1) to -A.
581 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
585 * config/host-linux.c (linux_gt_pch_use_address): Copy from
586 config/pa/pa-host.c:pa_gt_pch_use_address.
588 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
590 * tree-vn.c (get_value_handle): Make sure that given an
591 is_gimple_min_invariant expression, we always return it.
593 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
595 * passes.c (rest_of_handle_gcse): Fix a comment.
597 2005-02-15 Jeff Law <law@redhat.com>
599 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
601 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
602 (canon_list_insert, record_last_mem_set_info): Similarly.
603 (clear_modify_mem_tables): Similarly.
605 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
607 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
608 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
609 config/mips/mips.md, config/rs6000/aix.h,
610 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
612 2005-02-15 Richard Henderson <rth@redhat.com>
614 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
615 call to be best_edge.
617 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
619 * basic-block.h: Adjust the prototype for find_basic_blocks.
620 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
621 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
624 * flow.c (recompute_reg_usage): Remove all arguments.
625 * passes.c (rest_of_compilation): Adjust the call to
627 * rtl.h: Adjust the prototype for recompute_reg_usage.
629 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
631 * tree-dump.c (dump_files): Update to reflect new member
633 (dump_register): Add new argument.
635 (dump_switch_p_1): Check against glob name if doglob was passed.
636 (dump_switch_p): Check against regular first, then glob if
637 we didn't have any hits on the dump name.
638 * tree-optimize.c (register_one_dump_file):
639 Pass in glob name as well.
640 * tree-pass.h (struct dump_file_info): Add glob
643 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
645 PR preprocessor/16323
646 * doc/invoke.texi: Document that -Wendif-labels is on by default.
648 2005-02-14 David Edelsohn <edelsohn@gnu.org>
651 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
652 (trunctfdf2_internal1): New.
653 (trunctfdf2_internal2): Renamed from trunctfdf2.
655 2005-02-14 Diego Novillo <dnovillo@redhat.com>
657 PR tree-optimization/19853
658 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
660 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
662 * passes.c (rest_of_handle_loop_optimize): Remove calls to
663 delete_dead_jumptables and cleanup_cfg.
665 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
667 * reload.c (find_reloads): Swap address_reloaded flags when
668 swapping commutative operands.
670 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
672 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
673 Use standard_iv_increment_position for computing the bsi position
675 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
678 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
681 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
682 life range of hard registers.
683 * value-prof.c (insn_prefetch_values_to_profile): Only
686 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
689 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
691 * bitmap.h (bitmap_and_compl_into): Return bool.
692 * bitmap.c (bitmap_and_compl_into): Return changed flag.
694 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
696 PR tree-optimization/19944
697 * fold-const.c (fold): Re-add ABS_EXPR folding.
699 2005-02-13 David Edelsohn <edelsohn@gnu.org>
702 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
703 {TARGET,MASK}_XL_COMPAT.
704 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
706 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
707 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
709 (rs6000_arg_partial_bytes): Same.
710 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
711 and XL compatibility enabled.
712 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
713 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
714 test to final condition.
715 (cmptf_internal2): New.
716 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
717 xl-compat. Add TFmode information to description.
719 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
721 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
723 2005-02-13 Jason Merrill <jason@redhat.com>
726 * fold-const.c (fold_indirect_ref_1): Split out from...
727 (build_fold_indirect_ref): Here.
728 (fold_indirect_ref): New fn.
729 * tree.h: Declare it.
730 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
731 (gimplify_modify_expr_rhs): Likewise.
732 (gimplify_expr): Likewise.
734 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
736 PR tree-optimization/14303
737 PR tree-optimization/15784
738 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
739 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
740 ABS_EXPR<x> != 0 to x != 0.
742 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
744 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
745 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
746 spelling conventions.
748 * passes.c (rest_of_handle_gcse): Don't run cse_main and
749 delete_trivially_dead_insns too many times.
751 * passes.c (rest_of_handle_gcse): Remove dead assignments to
754 2005-02-12 Ira Rosen <irar@il.ibm.com>
756 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
757 (vect_is_simple_iv_evolution): Remove redundant parameter
759 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
760 without last parameter.
761 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
762 Return pointer step. Call vect_is_simple_iv_evolution without
763 last parameter. Check only that the step is multiple of size
764 type. Remove stmt_vinfo updates.
765 (vect_get_memtag_and_dr): Remove.
766 (vect_get_memtag): New function.
767 (vect_address_analysis): New function.
768 (vect_object_analysis): New function.
769 (vect_analyze_data_refs): Call vect_object_analysis and
770 vect_get_memtag. Update stmt_vinfo fields.
772 2005-02-12 Ira Rosen <irar@il.ibm.com>
774 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
775 exist and are objects. Remove checks for pointer.
776 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
777 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
778 (vect_create_data_ref_ptr): Likewise.
779 (vect_base_addr_differ_p): New function.
780 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
781 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
782 Don't set the DR_BASE_NAME field of data-ref.
783 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
785 2005-02-12 Uros Bizjak <uros@kss-loka.si>
787 * optabs.h (enum optab_index): Add new OTI_ldexp.
788 (ldexp_optab): Define corresponding macro.
789 * optabs.c (init_optabs): Initialize ldexp_optab.
790 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
792 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
794 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
795 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
797 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
798 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
801 2005-02-12 Ira Rosen <irar@il.ibm.com>
803 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
805 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
807 (vect_get_base_and_offset): Always return an address.
808 (vect_create_addr_base_for_vector_ref): Remove treatment for
809 different data reference types.
810 (vect_compute_data_ref_alignment): Rename base to base_address in
811 stmt_vec_info. Get the object in order to force its alignment.
812 (vect_get_memtag_and_dr): Rename base to base_address in
813 stmt_vec_info. Extract the object for memtag analysis.
815 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
818 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
819 changes cc_status, use apply modified_in_p to part of cc_status
820 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
823 2005-02-11 Richard Henderson <rth@redhat.com>
825 * tree-complex.c (expand_complex_libcall): New.
826 (expand_complex_multiplication): Use it for c99 compliance.
827 (expand_complex_division): Likewise.
828 * fold-const.c (fold_complex_add, fold_complex_mult): New.
830 * builtins.c (built_in_names): Remove const.
831 * tree.c (build_common_builtin_nodes): Build complex arithmetic
833 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
834 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
835 (built_in_names): Remove const.
836 * c-common.c (c_common_type_for_mode): Handle complex modes.
837 * flags.h, toplev.c (flag_complex_method): Rename from
838 flag_complex_divide_method.
839 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
840 __mulsc3, __muldc3, __mulxc3, __multc3): New.
841 * libgcc2.h: Declare them.
842 * libgcc-std.ver: Export them.
843 * mklibgcc.in (lib2funcs): Build them.
845 2005-02-11 Steven Bosscher <stevenb@suse.de>
847 PR tree-optimization/19876
848 Partially revert my change from 2005-01-14
849 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
850 (compute_antic): ...and remove the loop here.
852 2005-02-11 Jakub Jelinek <jakub@redhat.com>
855 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
856 is number of inner's bits, avoid creating a BIT_FIELD_REF.
858 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
859 crtend.o if -pie. Use %{x:a;:b} spec syntax.
861 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
863 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
864 offsets for the big-endian 32-bit case.
866 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
868 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
870 2005-02-11 Dale Johannesen <dalej@apple.com>
872 * cselib.c (cselib_process_insn): Clear out regs where
873 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
874 * reload.c (find_equiv_reg): Ditto.
876 2005-02-11 Ian Lance Taylor <ian@airs.com>
878 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
881 * tree.c (build_function_type_list): Work correctly if there are
884 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
886 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
887 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
888 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
889 TARGET_ZARCH instead of TARGET_64BIT.
891 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
893 * config/rs6000/t-rtems:
894 (MULTILIB_OPTIONS): Remove mcpu=602.
895 (MUTLILIB_DIRNAMES): Remove m602.
896 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
897 Let mcpu=602 match mcpu=603.
898 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
900 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
902 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
905 2005-02-10 David Daney <ddaney@avtrex.com>
907 * config/alpha/linux-unwind.h: Add exception clause to copyright.
908 * config/i386/linux-unwind.h: Likewise.
909 * config/ia64/linux-unwind.h: Likewise.
910 * config/mips/linux-unwind.h: Likewise.
911 * config/pa/linux-unwind.h: Likewise.
912 * config/rs6000/linux-unwind.h: Likewise.
913 * config/s390/linux-unwind.h: Likewise.
914 * config/sh/linux-unwind.h: Likewise.
915 * config/sparc/linux-unwind.h: Likewise.
917 2005-02-10 Steven Bosscher <stevenb@suse.de>
919 PR tree-optimization/17549
920 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
921 TER to replace a DEF with its expression if the DEF and the
922 rhs of the expression we replace into have the same root
925 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
927 * config/mips/mips.md: Fix the placement of the match_scratch in the
930 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
932 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
935 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
937 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
938 (strip_offset): Handle addresses.
939 (add_address_candidates): Use strip_offset.
940 (difference_cost): Reflect strip_offset change.
941 (force_var_cost, difference_cost): Strip nops.
943 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
945 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
947 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
948 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
949 config/cris/cris-protos.h, config/cris/cris.c: Update
952 2005-02-10 Jeff Law <law@redhat.com>
954 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
955 (lookup_avail_expr): Similarly.
957 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
959 * builtins.c (fold_builtin_powi): New function.
960 (fold_builtin_1): Call it.
962 2005-02-10 Steven Bosscher <stevenb@suse.de>
964 PR documentation/19309
965 * doc/cpp.texi: The __GNUC__ and related predefined macros
966 are also defined for the "standalone" cpp.
967 Some non-GCC compilers may also define __GNUC__.
969 2005-02-10 Jakub Jelinek <jakub@redhat.com>
972 * c-typeck.c (common_type): New routine. Old common_type renamed
974 (c_common_type): ...this.
975 (build_conditional_expr, build_binary_op): Use c_common_type instead
978 2005-02-10 Steven Bosscher <stevenb@suse.de>
980 * doc/md.texi: Replace @samp{length} with @code{length}.
982 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
984 PR tree-optimization/18687
985 * tree-flow.h (find_loop_niter): Declare.
986 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
987 Try using scev even for loops with more than one exit.
988 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
989 (struct ivopts_data): Added niters field.
990 (struct nfe_cache_elt): New.
991 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
993 (tree_ssa_iv_optimize_init): Initialize niters cache.
994 (determine_number_of_iterations): Removed.
995 (find_induction_variables): Do not call determine_number_of_iterations.
996 Access niters for single exit through niter_for_single_dom_exit.
997 (add_iv_outer_candidates): Access niters for single exit through
998 niter_for_single_dom_exit.
999 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1000 number_of_iterations_cond.
1001 (iv_period): New function.
1002 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1003 (may_replace_final_value): Take data argument. Use
1004 niter_for_single_dom_exit.
1005 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1006 (rewrite_use_compare): Pass data to may_eliminate_iv.
1007 (rewrite_use_outer): Pass data to may_replace_final_value.
1008 (free_loop_data): Clean up the niters cache.
1009 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1010 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1011 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1012 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1013 (num_ending_zeros): Moved to tree.c.
1014 * tree.h (num_ending_zeros): Declare.
1015 * tree.c (num_ending_zeros): Moved from tree.c.
1017 2005-02-09 Richard Henderson <rth@redhat.com>
1019 * builtins.c (DEF_BUILTIN): Add COND argument.
1020 * tree.h (DEF_BUILTIN): Likewise.
1021 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1022 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1024 (DEF_BUILTIN_STUB): New.
1025 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1026 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1027 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1028 * c-common.c (DEF_BUILTIN): Add COND argument.
1029 * tree.c (local_define_builtin): New.
1030 (build_common_builtin_nodes): New.
1032 2005-02-09 Roger Sayle <roger@eyesopen.com>
1034 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1035 floating point expression ignoring the sign of the result.
1036 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1037 (fold) <MULT_EXPR>: Use it to simplify x*x.
1038 * tree.h (fold_strip_sign_ops): Prototype here.
1039 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1040 argument. Use fold_strip_sign_ops to simplify the first argument.
1041 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1042 first argument when the second argument is an even integer
1043 constant, but only with -funsafe_math_optimizations.
1044 (fold_builtin_1): Update call to fold_builtin_copysign.
1046 2005-02-09 Ian Lance Taylor <ian@airs.com>
1049 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1050 just check whether EH_FILTER_FAILURE falls through.
1052 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1054 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1055 insns return to ready list in the next turn.
1057 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1060 * builtins.def: New __builtin_powi[lf].
1061 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1062 (expand_builtin_powi): New function.
1063 (expand_builtin): Dispatch to expand_builtin_powi.
1064 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1065 * libgcc2.c: Add __builtin_powi[lf] implementation.
1066 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1067 * optabs.h: Add powi_optab.
1068 * optabs.c (init_optabs): Initialize powi_optab.
1069 * doc/extend.texi: Document __builtin_powi[lf].
1071 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1073 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1076 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1079 * fold-const.c (try_move_mult_to_index): Remove redundant
1080 type argument. Create ADDR_EXPR with correct type.
1081 (fold): Update callers of try_move_mult_to_index. Convert
1082 result to the appropriate type.
1084 2005-02-09 Roger Sayle <roger@eyesopen.com>
1087 * config/avr/avr.c (default_rtx_costs): Delete.
1088 (avr_operand_rtx_cost): New function.
1089 (avr_rtx_costs): Completely rewrite.
1091 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1094 * config/cris/cris.c (in_code): New variable.
1095 (cris_output_addr_const): Now a static function, a wrapper for
1097 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1098 case from old cris_output_addr_const.
1099 (cris_asm_output_label_ref): Similar for LABEL_REF.
1100 (cris_output_addr_const_extra): Similar for UNSPEC.
1101 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1102 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1103 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1105 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1106 (cris_asm_output_label_ref): Declare.
1108 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1110 PR preprocessor/19801
1111 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1112 filenames that changed when libcpp was moved to the toplevel.
1114 2005-02-07 Roger Sayle <roger@eyesopen.com>
1116 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1117 zero extensions of BImode operands. Call lowpart_subreg instead
1118 of gen_lowpart_common and gen_lowpart_SUBREG.
1120 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1123 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1124 * configure.ac: Set cc_for_cross_gnattools.
1125 * configure: Regenerate.
1127 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1130 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1132 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1135 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1136 of nested functions.
1138 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1140 * doc/extend.texi: Document deprecated extensions allowing
1141 static floating-point members to have initializers and allowing
1142 floating-point literals in integral constant expressions.
1144 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1146 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1147 config/darwin7.h, config/mips/mips.c,
1148 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1151 * cse.c: Update comments.
1153 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1156 * builtins.c (fold_builtin_sqrt): Transform
1157 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1160 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1161 Dorit Naishlos <dorit@il.ibm.com>
1163 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1164 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1165 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1167 * tree.h (vect_set_verbosity_level): New extern function declaration
1169 * tree-vectorizer.h (verbosity_levels): New enum type.
1170 * tree-vectorizer.c (vect_debug_stats): Function removed.
1171 (vect_debug_details): Likewise.
1172 (vect_verbosity_level): Global variable was defined and initialized.
1173 (vect_dump): Global variable definition.
1174 (vect_print_dump_info): New function.
1175 (vect_set_dump_settings): New function.
1176 (vect_set_verbosity_level): New function.
1177 (vectorize_loops): Add call to vect_set_dump_settings.
1179 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1180 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1181 (slpeel_tree_peel_loop_to_edge): Likewise.
1183 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1184 appropriate verbosity level instead of call to vect_debug_details
1185 or vect_debug_stats.
1186 (vect_get_base_and_offset):
1187 (vect_create_addr_base_for_vector_ref):
1188 (get_vectype_for_scalar_type):
1189 (vect_create_data_ref_ptr):
1191 (vect_get_vec_def_for_operand):
1192 (vect_finish_stmt_generation):
1193 (vectorizable_assignment):
1194 (vectorizable_operation):
1195 (vectorizable_store):
1196 (vectorizable_load):
1197 (vect_transform_stmt):
1198 (vect_update_ivs_after_vectorizer):
1199 (vect_do_peeling_for_loop_bound):
1200 (vect_update_inits_of_drs):
1201 (vect_do_peeling_for_alignment):
1202 (vect_transform_loop):
1203 (vect_is_simple_use):
1204 (vect_analyze_operations):
1205 (vect_is_simple_iv_evolution):
1206 (vect_analyze_scalar_cycles):
1207 (vect_analyze_data_ref_dependence):
1208 (vect_analyze_data_ref_dependences):
1209 (vect_compute_data_ref_alignment):
1210 (vect_enhance_data_refs_alignment):
1211 (vect_analyze_data_refs_alignment):
1212 (vect_analyze_data_ref_access):
1213 (vect_analyze_data_ref_accesses):
1214 (vect_analyze_pointer_ref_access):
1215 (vect_get_memtag_and_dr):
1216 (vect_analyze_data_refs):
1217 (vect_mark_relevant):
1218 (vect_stmt_relevant_p):
1219 (vect_mark_stmts_to_be_vectorized):
1220 (vect_can_advance_ivs_p):
1221 (vect_get_loop_niters):
1222 (vect_analyze_loop_form):
1223 (vect_analyze_loop):
1224 (vectorize_loops): Likewise.
1226 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1227 (vect_update_inits_of_drs):
1228 (vect_do_peeling_for_alignment):
1229 (vect_transform_loop):
1230 (vect_analyze_operations):
1231 (vect_analyze_scalar_cycles):
1232 (vect_analyze_data_ref_dependences):
1233 (vect_analyze_data_refs_alignment):
1234 (vect_analyze_data_ref_accesses):
1235 (vect_analyze_data_refs):
1236 (vect_mark_stmts_to_be_vectorized):
1237 (vect_get_loop_niters):
1238 (vect_analyze_loop_form):
1239 (vect_analyze_loop): Likewise.
1240 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1242 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1246 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1247 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1248 either -ffast-math or -funsafe-math-optimizations is in use.
1250 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1251 * config/mips/irix-csr.c: New file.
1252 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1253 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1254 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1257 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1259 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1260 redundant, incorrect definitions.
1262 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1264 ("*tls_indirect_call"): New, reference hard regs directly.
1265 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1267 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1269 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1270 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1272 2005-02-06 Roger Sayle <roger@eyesopen.com>
1274 PR rtl-optimization/19800
1275 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1276 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1279 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1281 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1283 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1286 * doc/invoke.texi: Correct documentation of -freorder-functions.
1288 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1291 * doc/invoke.texi: Don't mention gccbug.
1293 2005-02-06 Roger Sayle <roger@eyesopen.com>
1294 Andrew Pinski <pinskia@physics.uc.edu>
1295 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1297 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1298 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1299 into just (zero_extract:SI FOO (const_int 1) BAR).
1301 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1303 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1304 macro locally. Don't give last revision date. Use GCC version
1305 number from gcc-common.texi.
1306 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1307 revision date. Use GCC version number from gcc-common.texi.
1308 Describe being a library as current state rather than as 3.x
1310 * doc/gcc.texi: Remove last update date.
1311 * doc/gccint.texi: Likewise. Update copyright dates.
1312 * doc/install.texi: Update copyright dates.
1314 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1317 * doc/invoke.texi: Mention for each option included in -Wall that
1318 it is included in -Wall.
1319 * doc/gcc.texi: Update copyright and last modification date.
1321 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1323 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1324 unnecessary cast to original induction variable increments.
1326 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1328 PR tree-optimization/18219
1329 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1330 in distributed form.
1332 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1334 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1335 Set bitpos and offset later in the function. Do nothing if the
1336 target is a register and if the bitfield lies completely outside
1338 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1339 here. Return an uninitialised register if the source value is stored
1340 in a register and the bitfield lies completely outside that register.
1342 2005-02-06 Steven Bosscher <stevenb@suse.de>
1344 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1347 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1349 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1351 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1353 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1354 * config/darwin8.h: New.
1355 * config/darwin7.h: Update comment.
1357 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1358 Dorit Naishlos <dorit@il.ibm.com>
1360 * tree-vectorizer.h (LOC): New type.
1361 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1362 (loop_line_number): New field in struct _loop_vec_info.
1363 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1365 * tree-vectorizer.c (input.h): Included.
1366 (find_loop_location): New function.
1367 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1368 loop line number removed.
1369 (vect_debug_details): Likewise.
1370 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1372 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1373 call to vect_debug_details/stats changed from loop to loop_loc.
1374 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1375 (slpeel_tree_peel_loop_to_edge): Likewise.
1377 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1378 changed from NULL to UNKNOWN_LOC.
1379 (vect_get_base_and_offset):
1380 (vect_create_addr_base_for_vector_ref):
1381 (get_vectype_for_scalar_type):
1382 (vect_create_data_ref_ptr):
1384 (vect_get_vec_def_for_operand):
1385 (vect_finish_stmt_generation):
1386 (vectorizable_assignment):
1387 (vectorizable_operation):
1388 (vectorizable_store):
1389 (vectorizable_load):
1390 (vect_transform_stmt):
1391 (vect_update_ivs_after_vectorizer):
1392 (vect_do_peeling_for_loop_bound):
1393 (vect_do_peeling_for_alignment):
1394 (vect_transform_loop):
1395 (vect_is_simple_use):
1396 (vect_analyze_operations):
1397 (vect_is_simple_iv_evolution):
1398 (vect_analyze_scalar_cycles):
1399 (vect_analyze_data_ref_dependences):
1400 (vect_compute_data_ref_alignment):
1401 (vect_enhance_data_refs_alignment):
1402 (vect_analyze_data_ref_access):
1403 (vect_analyze_data_ref_accesses):
1404 (vect_analyze_pointer_ref_access):
1405 (vect_get_memtag_and_dr):
1406 (vect_analyze_data_refs):
1407 (vect_mark_relevant):
1408 (vect_stmt_relevant_p):
1409 (vect_mark_stmts_to_be_vectorized):
1410 (vect_can_advance_ivs_p):
1411 (vect_get_loop_niters):
1412 (vect_analyze_loop):
1413 (vectorize_loops): Likewise.
1415 (vectorizable_load): Argument in call to vect_debug_details/stats
1416 changed from loop to LOOP_LOC (loop_vinfo).
1417 (vect_transform_loop):
1418 (vect_analyze_operations):
1419 (vect_analyze_scalar_cycles):
1420 (vect_analyze_data_ref_dependence):
1421 (vect_enhance_data_refs_alignment):
1422 (vect_analyze_data_ref_accesses):
1423 (vect_analyze_pointer_ref_access):
1424 (vect_analyze_data_refs):
1425 (vect_analyze_loop): Likewise.
1427 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1428 changed from loop to loop_loc.
1430 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1432 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1433 Dorit Naishlos <dorit@il.ibm.com>
1435 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1437 (vect_analyze_data_ref_dependences): Likewise.
1439 (vect_is_simple_use): Argument changed from loop structure to
1440 loop_vect_info structure.
1441 (vect_can_advance_ivs_p): Likewise.
1442 (vect_create_index_for_vector_ref): Likewise.
1443 (vect_update_ivs_after_vectorizer): Likewise.
1444 (new_stmt_vec_info): Likewise.
1446 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1447 changed from loop to loop_vinfo.
1448 (vect_create_data_ref_ptr): First argument in call to
1449 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1450 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1451 was changed from loop to loop_vinfo.
1452 (vectorizable_operation): Likewise.
1453 (vectorizable_store): Likewise.
1454 (vect_mark_stmts_to_be_vectorized): Likewise.
1455 (vect_do_peeling_for_loop_bound): First argument in call to
1456 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1457 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1458 was changed from loop to loop_vinfo.
1459 (vect_analyze_data_ref_dependences): Third argument in call to
1460 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1462 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1463 (vect_create_data_ref_ptr): Likewise.
1464 (vect_init_vector): Likewise.
1465 (vect_get_vec_def_for_operand): Likewise.
1466 (vectorizable_assignment): Likewise.
1467 (vectorizable_operation): Likewise.
1468 (vectorizable_store): Likewise.
1469 (vectorizable_load): Likewise.
1470 (vect_update_ivs_after_vectorizer): Likewise.
1471 (vect_is_simple_use): Likewise.
1472 (vect_analyze_data_ref_dependence): Likewise.
1473 (vect_analyze_pointer_ref_access): Likewise.
1474 (vect_can_advance_ivs_p): Likewise.
1476 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1477 before _stmt_vec_info.
1478 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1479 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1480 (new_stmt_vec_info): Argument changed from loop structure to
1481 loop_vect_info structure
1483 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1484 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1485 (vect_create_addr_base_for_vector_ref): Likewise.
1486 (vect_analyze_pointer_ref_access): Likewise.
1488 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1491 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1492 phi flag if the phi is abnormal.
1494 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1497 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1498 information for the new statement.
1500 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1503 * gcc.c (main): Include the target in -v output.
1505 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1507 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1508 Do not drop the extend if we'd have to add a paradoxical subreg
1509 later. Include optabs.h and insn-codes.h.
1510 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1512 2005-02-02 Roger Sayle <roger@eyesopen.com>
1515 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1516 * fold-const.c (const_binop): Avoid constant folding floating
1517 point operations in modes that use composite representations.
1518 * simplify-rtx.c (simplify_binary_operation): Likewise.
1520 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1522 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1524 (altivec_dstt): Likewise.
1525 (altivec_dstst): Likewise.
1526 (altivec_dststt): Likewise.
1527 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1530 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1532 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1533 EXPR_LOCUS from orig_cond to the new cond_stmt.
1534 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1537 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1539 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1540 standard_iv_increment_position. Remove call to bsi_next
1541 (no need to bump the iterator anymore).
1542 (vect_create_index_for_vector_ref): Call
1543 standard_iv_increment_position. Remove second function argument.
1544 (vect_finish_stmt_generation): Remove call to bsi_next
1545 (no need to bump the iterator anymore).
1546 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1547 to vect_create_index_for_vector_ref.
1549 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1551 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1552 phis are used out of the loop.
1554 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1557 * c-decl.c (undef_nested_function): New variable.
1558 (pop_scope): Diagnose undefined nested functions.
1559 (finish_function): Don't attempt cgraph processing or genericizing
1560 if current top-level function contained an undefined nested
1561 function. Reset undef_nested_function at the end of a top-level
1564 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1566 * tree.c (build_int_cst_type): Take sign of the value into account
1567 when deciding whether sign extend the value.
1569 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1572 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1573 (cpp_options, cc1_options): Change %{std*&ansi} to
1574 %{std*&ansi&trigraphs}.
1576 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1578 * cse.c: Update comments.
1580 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1582 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1583 arguments go on the stack. Do not put complex doubles in odd/even
1586 2005-02-02 Steven Bosscher <stevenb@suse.de>
1588 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1589 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1590 -ftree-pre, and -fthread-jumps.
1592 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1594 PR tree-optimization/19578
1595 * tree-flow.h (modified_noreturn_calls): Declare.
1596 (noreturn_call_p): Declare.
1597 * tree-flow-inline.h (noreturn_call_p): New function.
1598 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1599 * tree-cfg.c (modified_noreturn_calls): New variable.
1600 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1601 that contain a mid-block noreturn call.
1602 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1604 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1606 * df.c (df_def_record_1, df_uses_record): Don't use
1608 * df.h (DF_FOR_REGALLOC): Remove.
1610 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1613 * c-typeck.c (really_start_incremental_init): Reset
1614 constructor_max_index for arrays of incomplete type.
1616 2005-02-02 Jeff Law <law@redhat.com>
1618 * gcse.c (struct reg_set): Store the block index where the register
1619 was set rather than the setting insn.
1620 (record_one_set, compute_transp): Corresponding changes.
1621 (pre_insert_copy_insn): Do not call replace_one_set.
1622 (replace_one_set): Remove.
1624 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1627 * doc/gcov.texi: Fix typo.
1629 2005-02-01 Richard Henderson <rth@redhat.com
1632 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1633 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1635 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1636 * config/i386/i386-protos.h: Update.
1638 2005-02-01 Steven Bosscher <stevenb@suse.de>
1640 PR tree-optimization/19217
1641 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1642 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1643 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1644 that it is walking a PHI node.
1646 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1648 * doc/extend.texi (Nested Functions): Update.
1650 2005-02-01 Richard Henderson <rth@redhat.com>
1653 * optabs.c (expand_copysign_absneg): Export.
1654 * optabs.h (expand_copysign_absneg): Declare.
1655 * config/rs6000/rs6000.md (copysigntf3): New.
1657 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1659 PR tree-optimization/19633
1660 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1661 * tree-ssa-alias.c (init_alias_info): Initialize.
1662 (merge_pointed_to_info): Set.
1663 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1664 (dump_points_to_info_for): Show value of pt_null.
1665 (struct count_ptr_d): Declare.
1666 (find_ptr_dereference): Remove.
1667 (ptr_is_dereferenced_by): Remove.
1668 (count_ptr_derefs): New local function.
1669 (count_uses_and_derefs): New local function.
1670 (compute_points_to_and_addr_escape): Call it. If the number
1671 of dereferences is greater than zero, mark the pointer as
1672 dereferenced. If there are fewer dereferences than uses of
1673 the pointer, the pointer's value escapes.
1675 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1677 PR tree-optimization/19670
1678 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1680 (verify_use): ... set it here, instead.
1682 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1684 * doc/sourcebuild.texi (Test directives): Fix formatting.
1686 * doc/sourcebuild.texi (Test directives): Describe selector
1689 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1691 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1692 specific 64-bit CPUs.
1694 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1697 * arm.c (arm_eliminable_register): New function.
1698 (adjacent_mem_locations): Don't allow eliminable registers. Use
1699 HOST_WIDE_INT for address offsets.
1700 * arm-protos.h (arm_eliminable_register): Add prototype.
1702 2005-02-01 Steven Bosscher <stevenb@suse.de>
1704 PR optimization/15242
1705 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1706 * basic-block.h (duplicate_computed_gotos): Add prototype.
1707 * bb-reorder.c (duplicate_computed_gotos): New function to
1708 duplicate sufficiently small blocks ending in a computed jump.
1709 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1710 if not optimizing for size.
1711 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1712 never do tail merging for blocks ending in a computed jump.
1713 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1715 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1717 Patch from Richard Sandiford <rsandifo@redhat.com>
1718 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1719 from inheriting a subreg equivalence with a non-spill register.
1721 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1723 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1725 * config/frv/frv.c (movcc_fp_destination_operand): New.
1726 (gpr_or_memory_operand): Fix typo in comment.
1727 (gpr_or_memory_operand_with_scratch): New.
1728 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1729 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1730 movcc_fp_destination_operand.
1731 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1732 Legitimize memory addresses using a scratch register.
1734 2005-01-31 Jeff Law <law@redhat.com>
1736 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1737 bitmap a sparse bitmap instead of a simple bitmap.
1738 (mark_def_sites_initialize_block): Corresponding changes.
1739 (ssa_mark_def_sites_initialize_block): Likewise.
1740 (ssa_mark_phi_uses): Likewise.
1741 (mark_def_site, ssa_mark_def_sites): Likewise.
1742 (mark_def_site_blocks): Likewise.
1743 (rewrite_ssa_into_ssa): Likewise.
1745 * tree-ssa-dom.c (record_cond): Pass correct variable type
1746 for last argument to htab_find_slot_with_hash.
1748 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1749 effects when optimizing 0 % X. Do not try to optimize X % 0.
1751 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1753 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1756 2005-02-01 Eric Christopher <echristo@redhat.com>
1758 * config/mips/mips.c (override_options): Warn if -mint64
1760 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1763 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1765 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1767 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1768 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1769 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1770 (cached_regno): Initialize to INVALID_REGNUM.
1771 (cse_reg_info_table_size,
1772 cse_reg_info_table_first_uninitialized,
1773 cse_reg_info_timestamp): New.
1774 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1776 (init_cse_reg_info, get_cse_reg_info_1): New.
1777 (get_cse_reg_info): Cache the last look-up.
1778 (new_basic_block): Update the code to clear mappings from
1779 registers to cse_reg_info entries.
1780 (cse_main): Call init_cse_reg_info.
1782 * cse.c (get_cse_reg_info): Update a comment.
1784 2005-01-31 Steven Bosscher <stevenb@suse.de>
1787 * c-decl.c (start_decl): Do not warn about arrays of elements with
1788 an incomplete type here.
1789 (grokdeclarator): Do it here by making a pedwarn an error.
1790 * c-typeck.c (push_init_level): If there were previous errors with
1791 the constructor type, do not warn about braces for initializers.
1792 (process_init_element): Likewise for excess initializer elements.
1794 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1796 * cse.c (delete_trivially_dead_insn): Don't iterate.
1798 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1800 * config/rs6000/rs6000.md (copysignsf3): New expand.
1801 (copysigndf3): Likewise.
1803 2005-01-31 Steven Bosscher <stevenb@suse.de>
1805 * recog.c (constrain_operands): Only look for earlyclobber operand
1806 conflicts if an '&' constraint was seen.
1808 2005-01-31 Marc Espie <espie@openbsd.org>
1810 * config.gcc: Don't include embedded systems fragment, switches default
1811 debugging format to ELF.
1812 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1813 longer pick it up there.
1815 2005-01-31 Dale Johannesen <dalej@apple.com>
1817 * doc/extend.texi (nested functions): Fix linkage description.
1818 Clarify that static is not allowed.
1820 2005-01-31 Dale Johannesen <dalej@apple.com>
1822 * config/rs6000/darwin.md (movsf_low_di): Make work.
1823 (movdf_low_di): Make work.
1825 2005-01-31 Dale Johannesen <dalej@apple.com>
1827 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1828 Make work for 64 bit.
1830 2005-01-31 Roger Sayle <roger@eyesopen.com>
1831 Dale Johannesen <dalej@apple.com>
1834 * fold-const.c (fold_binary_op_with_conditional_arg):
1835 Make types match original operands, before STRIP_NOPS.
1837 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1839 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1840 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1841 (struct gcc_sigcontext): Delete. Merge contents to..
1842 (struct gcc_ucontext): ..here.
1843 (get_sigcontext): Delete.
1844 (get_regs): New function, like get_sigcontext but return regs ptr.
1845 64-bit version finds regs from r1 to support vdso.
1846 (ppc_linux_aux_vector): New function.
1847 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1850 2005-01-31 Ira Rosen <irar@il.ibm.com>
1852 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1854 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1855 redundant fold. Fix misalignment for MINUS_EXPR.
1856 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1857 (vect_analyze_pointer_ref_access): Likewise.
1858 (vect_get_memtag_and_dr): Likewise.
1860 2005-01-31 Richard Henderson <rth@redhat.com>
1862 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1863 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1864 absnegdf2_i387, absnegxf2_i387): Likewise.
1866 2005-01-31 Richard Henderson <rth@redhat.com>
1869 * optabs.c (expand_copysign_absneg): New.
1870 (expand_copysign_bit): Split out from ...
1871 (expand_copysign): ... here. Use expand_copysign_absneg.
1873 2005-01-30 Roger Sayle <roger@eyesopen.com>
1876 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1877 constant as the second operand and a register as the third.
1879 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1882 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1883 that dllimport'd functions do not use all call-clobbered registers
1886 2005-01-30 Richard Henderson <rth@redhat.com>
1889 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1890 expand_abs_nojump and generalize. Use operand_subword and
1891 emit_no_conflict_block. Support large modes.
1892 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1894 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1895 negation to subtraction.
1896 (expand_copysign): Check that the format has signed zeros.
1897 Use operand_subword and emit_no_conflict_block. Support large modes.
1899 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1901 Fix PR tree-optimization/19624
1903 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1904 * tree-ssa-pre.c: Add cfgloop.h.
1906 (pre_stats): New member, constified.
1907 (inserted_exprs): New static variable.
1908 (NECESSARY): New macro.
1909 (create_expression_by_pieces): Fold the expression, and
1910 mark it as defaulting to not necessary. Also put in
1912 (fully_constant_expression): New function.
1913 (insert_into_preds_of_block): Modify to not insert phis when we
1914 are playing with induction variables.
1915 Push phis onto the inserted_exprs vector, and mark them as not
1916 necessary by default.
1917 (insert_aux): Call fully_constant_expression on eprime.
1918 If all edges produce the same value, mark it constant.
1919 (mark_operand_necessary): New function.
1920 (remove_dead_inserted_code): New function.
1921 (init_pre): Init loop optimizer to get loop info.
1922 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1923 (execute_pre): Commit edge inserts, then remove dead code.
1925 2005-01-30 Richard Henderson <rth@redhat.com>
1927 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1928 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1930 2005-01-30 Richard Henderson <rth@redhat.com>
1933 * config/i386/i386.c (ix86_expand_copysign): New.
1934 (ix86_split_copysign_const): New.
1935 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1936 rearrange op1/nmask operands.
1937 * config/i386/i386-protos.h: Update.
1938 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1939 (copysigndf3): Likewise.
1940 (copysignsf3_const, copysigndf3_const): New.
1941 (copysignsf3_var): Rename from copysignsf3, split out splitter
1942 and fix split predicate for X constraint.
1943 (copysigndf3_var): Similarly.
1945 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1947 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1948 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1949 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1951 2005-01-29 Richard Henderson <rth@redhat.com>
1954 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1955 of # and * in constraints.
1957 2005-01-29 Richard Henderson <rth@redhat.com>
1960 * expr.c (store_field): Don't strip sub-mode cast when the input
1961 data is even smaller.
1963 2005-01-29 Richard Henderson <rth@redhat.com>
1966 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1969 2005-01-29 Richard Henderson <rth@redhat.com>
1971 * combine.c (make_field_assignment): Fix argument order
1974 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1976 PR tree-optimization/15791
1977 * fold-const.c (extract_array_ref): New function.
1978 (fold): Fold comparisons between &a[i] and &a[j] or
1979 semantically equivalent trees.
1981 2005-01-29 Jeff Law <law@redhat.com>
1983 * gcse.c (insert_expr_in_table): Revamp handling of available
1984 and anticipatable occurrence lists to avoid unnecessary list
1986 (insert_set_in_table): Similarly.
1988 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1990 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1992 (c_build_qualified_type): Build qualified array types with
1993 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1994 * c-decl.c (c_make_fname_decl): Build unqualified array type
1995 before qualified type.
1996 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1997 type is qualified, not just if type itself is. Don't apply
1998 qualifiers to array type when declarator is processed. Apply
1999 qualifiers to field type whether or not it is an array type.
2000 Don't handle array types specially for applying qualifiers to
2002 * c-typeck.c (composite_type): Build unqualified element type and
2003 array type when forming composite of array types.
2004 (common_pointer_type, comptypes, comp_target_types,
2005 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2006 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2008 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2009 (args2) in variables a1 and a2.
2011 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2013 * cse.c (n_elements_made, max_elements_made): Remove.
2014 (insert): Don't touch n_elements_made.
2015 (cse_main): Don't touch n_elements_made or max_elements_made.
2017 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2020 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2021 configuration part of dp-bit.c to be lost.
2023 2005-01-28 Roger Sayle <roger@eyesopen.com>
2025 * expmed.c (expand_mult_highpart_optab): When attempting to use
2026 a non-widening multiplication in a wider mode, the operands need
2027 to be converted (zero or sign extended) to that mode.
2029 2005-01-28 Ian Lance Taylor <ian@airs.com>
2033 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2034 through if both operands fall through.
2036 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2038 * cse.c (fold_rtx) <PC>: Don't optimize.
2040 2005-01-28 Jeff Law <law@redhat.com>
2042 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2043 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2045 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2047 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2048 cse_reg_info_used_list_end): Remove.
2049 (cse_reg_info_list, cse_reg_info_list_free): New.
2050 (get_cse_reg_info): When allocating an instance of
2051 cse_reg_info, add it to the beginning of the cse_reg_info_list
2052 list. Remove code to maintain cse_reg_info_used_list.
2053 (new_basic_block): Reset the free list to the beginning of
2056 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2058 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2059 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2060 (frv_expand_mdpackh_builtin): New function.
2061 (frv_expand_builtin): Use it to expand __MDPACKH.
2062 * doc/extend.texi (__MDPACKH): Update documentation.
2064 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2066 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2067 SSE_FLOAT_MODE_P for use_sse computation.
2069 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2072 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2074 2005-01-27 Richard Henderson <rth@redhat.com>
2076 * builtins.c (expand_builtin_copysign): New.
2077 (expand_builtin): Call it.
2078 * genopinit.c (optabs): Add copysign_optab.
2079 * optabs.c (init_optabs): Initialize it.
2080 (expand_copysign): New.
2081 * optabs.h (OTI_copysign, copysign_optab): New.
2082 (expand_copysign): Declare.
2084 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2085 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2087 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2088 (ix86_expand_fp_absneg_operator): ... here.
2089 (ix86_split_copysign): New.
2090 * config/i386/i386-protos.h: Update.
2091 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2092 (copysignsf3, copysigndf3): New.
2094 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2095 (copysignsf3, ncopysignsf3): New.
2096 (copysigndf3, ncopysigndf3): New.
2097 (copysignxf3, ncopysignxf3): New.
2098 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2100 2005-01-27 Arend Bayer <arend.bayer@web.de>
2101 Kazu Hirata <kazu@cs.umass.edu>
2103 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2104 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2105 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2108 2005-01-27 Jeff Law <law@redhat.com>
2110 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2111 definitions of SSA_NAMEs which are not being rewritten.
2112 (rewrite_ssa_into_ssa): Only initialize the current definition
2113 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2114 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2115 SSA_NAMEs before returning.
2117 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2119 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2120 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2121 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2122 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2123 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2125 2005-01-27 Steven Bosscher <stevenb@suse.de>
2128 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2129 higher to -O2 and higher. Likewise for tree PRE.
2130 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2133 2005-01-27 Ian Lance Taylor <ian@airs.com>
2136 * gimple-low.c (try_catch_may_fallthru): New static function.
2137 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2138 * tree-inline.c (expand_call_inline): Don't warn about reaching
2139 the end of a non-void function being inlined if the function uses
2142 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2144 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2147 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2148 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2149 (implicitly_declare): Handle error_mark_node.
2151 2005-01-27 Richard Henderson <rth@redhat.com>
2154 * tree.h (struct tree_decl): Add debug_expr_is_from.
2155 (DECL_DEBUG_EXPR_IS_FROM): New.
2156 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2157 * dwarf2out.c (dwarf2out_var_location): Update to match.
2158 * tree-outof-ssa.c (create_temp): Likewise.
2159 * var-tracking.c (track_expr_p): Likewise.
2160 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2161 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2162 * toplev.c (default_tree_printer): Likewise.
2164 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2166 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2167 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2169 2005-01-27 Steven Bosscher <stevenb@suse.de>
2171 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2172 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2173 ASM_CLOBBERS): Add tree checks.
2175 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2176 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2177 * c-common.def (SWITCH_STMT): Update to match.
2178 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2179 macros instead of SWITCH_EXPR ones.
2180 * c-dump.c (c_dump_tree): Likewise.
2181 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2182 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2184 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2186 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2188 * unwind-dw2.c (execute_stack_op): Add missing cases for
2189 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2191 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2193 * config.gcc (Obsolete configurations): Remove 'dummy', add
2194 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2197 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2199 PR tree-optimization/19633
2200 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2202 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2203 are no call-clobbered variables.
2204 * tree-outof-ssa.c (check_replaceable): Return false for calls
2207 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2209 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2210 even for variables with NULL DECL_INITIAL.
2212 2005-01-26 Stuart Hastings <stuart@apple.com>
2214 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2216 2005-01-26 Richard Henderson <rth@redhat.com>
2219 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2221 * expr.c (store_field): Strip conversions to odd-bit-sized types
2222 if the destination field width matches.
2224 2005-01-26 Richard Henderson <rth@redhat.com>
2226 * c-decl.c, expmed.c, expr.c: Revert last change.
2228 2005-01-26 Richard Henderson <rth@redhat.com>
2231 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2233 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2234 if we don't need the bits above those present in the current mode.
2235 * expr.c (store_field): Strip conversions to odd-bit-sized types
2236 if the destination field width matches.
2238 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2240 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2241 either -ffast-math or -funsafe-math-optimizations is in use.
2243 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2247 * config/avr/avr.c (notice_update_cc): Only set condition code for
2248 ashrqi3 if shift count > 0.
2249 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2250 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2251 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2252 count <= 0 as a no-op, and shift count >= width by copying zero
2253 or sign bit to all bits of the result.
2254 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2255 count, with attribute "length" set to 0 and "cc" set to "none".
2257 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2259 * doc/invoke.texi: Document -mTLS.
2261 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2262 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2263 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2264 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2265 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2266 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2267 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2268 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2270 * configure.ac: Check for a TLS capable gas.
2272 * configure: Regenerate.
2274 2005-01-26 Richard Henderson <rth@redhat.com>
2277 * combine.c (make_field_assignment): Simplify store to zero_extract
2278 from a source with an overlapping mask.
2280 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2282 2004-11-11 Eric Christopher <echristo@redhat.com>
2284 * config/frv/frv.md: Add fr400_integer automaton. Don't
2285 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2288 2005-01-26 Steven Bosscher <stevenb@suse.de>
2291 * cfgbuild.c (make_edges): Do not clear or set
2292 current_function_has_computed_jump.
2293 * function.h (struct function): Remove the has_computed_jump field.
2294 (current_function_has_computed_jump): Do not define.
2295 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2296 in a computed jump. Ignore current_function_has_computed_jump.
2298 2005-01-26 Richard Henderson <rth@redhat.com>
2301 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2302 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2304 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2305 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2306 objects into static storage if they have more than one non-zero value.
2307 * tree.h (categorize_ctor_elements): Update decl.
2309 2005-01-26 Steven Bosscher <stevenb@suse.de>
2312 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2313 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2314 to this function from 2004-07-10.
2315 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2316 the current function for tail call optimizations if the address
2317 of one of it its arguments is taken.
2319 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2321 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2323 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2325 * function.c (expand_function_end): If current_function_calls_alloca,
2326 emit stack restore in a place that is reached when the function falls
2329 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2331 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2332 rule to avoid matching inappropriate suffix rule.
2334 2005-01-26 Jan Hubicka <jh@suse.cz>
2336 PR tree-optimization/19241
2337 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2339 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2341 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2342 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2344 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2345 <sim*>: Always use crt1.o, regardless of N in simN.
2346 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2347 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2348 (CRT_CALL_STATIC_FUNCTION): Remove.
2349 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2350 use crt1.o, regardless of N in simN.
2351 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2352 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2353 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2354 case isystem setting.
2355 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2357 2005-01-25 Ian Lance Taylor <ian@airs.com>
2359 * gimple-low.c (block_may_fallthru): Correct handling of
2360 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2362 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2364 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2365 handlers to match indentation; nested under the mtune=* handler.
2366 Similar for mcpu= and march=.
2368 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2370 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2371 * config/mips/linux64.h (LIB_SPEC): Likewise.
2372 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2373 * config/sh/linux.h (LIB_SPEC): Likewise.
2375 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2377 * config/frv/frv.c (frv_legitimize_tls_address): New.
2378 (TARGET_HAVE_TLS): Define.
2379 (FRV_SYMBOL_REF_TLS_P): Define.
2380 (frv_override_options): Handle new register classes.
2381 (frv_legitimate_address_p): Reject tls addresses.
2382 (frv_legitimize_address): Handle TLS addresses.
2383 (gen_inlined_tls_plt): New.
2385 (frv_legitimize_tls_address): New.
2386 (unspec_got_name): Add TLS entries.
2387 (got12_operand): Add R_FRV_TLSMOFF12 case.
2388 (frv_emit_move): Fixup TLS addresses.
2389 (frv_emit_movsi): Legitimize TLS addresses.
2391 * config/frv/frv.h (MASK_BIG_TLS): New.
2392 (TARGET_BIG_TLS): New.
2393 (HAVE_AS_TLS): Define.
2394 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2395 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2396 (REG_CLASS_NAMES): Same.
2397 (REG_CLASS_CONTENTS): Same.
2398 (CONSTRAINT_LEN): New.
2399 (REG_CLASS_FROM_CONSTRAINT): New.
2400 (PREDICATE_CODES): Add symbolic_operand.
2402 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2403 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2404 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2405 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2406 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2407 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2408 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2409 GR9_REG, GR14_REG, LRREG.
2410 (type): Add load_or_call attribute.
2411 ("load_or_call"): New reservation.
2412 ("call_gettlsoff"): New.
2413 ("tls_indirect_call"): New.
2414 ("tls_load_gottlsoff12"): New.
2415 ("tlsoff_hilo"): New.
2416 ("tls_tlsdesc_ldd"): New.
2417 ("tls_tlsoff_ld"): New.
2420 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2422 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2424 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2425 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2426 * config/frv/frv.c (TLS_BIAS): Define.
2427 (frv_output_dwarf_dtprel): New.
2429 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2431 PR rtl-optimization/19579
2432 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2433 both A and B, see if they don't clobber registers the other expr uses.
2435 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2437 * real.c (do_add): Initialize signalling and canonical members.
2439 * real.c (real_from_integer): Zero out destination.
2441 2005-01-18 Jan Hubicka <jh@suse.cz>
2443 PR tree-optimize/19337
2444 * tree-inline.c (initialize_inlined_parameters): Copy
2445 saved_static_chain_decl only.
2447 2005-01-25 Richard Henderson <rth@redhat.com>
2451 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2452 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2453 80387 enabled, to return a proper subclass. Return the subset that
2454 overlaps with GENERAL_REGS for PLUS.
2455 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2457 2005-01-25 Richard Henderson <rth@redhat.com>
2460 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2462 2005-01-25 Roger Sayle <roger@eyesopen.com>
2464 * expmed.c (choose_multiplier): Change interface to return the
2465 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2466 (expand_divmod): Update calls to choose_multiplier.
2468 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2471 * expmed.c (extract_bit_field): Use adjust_address instead of
2472 gen_lowpart when op0 is a MEM.
2474 2005-01-24 Steven Bosscher <stevenb@suse.de>
2476 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2478 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2480 * config/mips/irix-csr.c: New file.
2481 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2482 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2483 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2486 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2489 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2490 sparc/elf.h, add sparc/sp-elf.h.
2491 (sparc-*-rtems*): Likewise.
2492 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2493 tm-dwarf2.h, add sparc/sp-elf.h.
2494 (sparc86x-*-elf): Likewise.
2495 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2496 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2497 TARGET_OS_CPP_BUILTINS.
2498 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2499 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2501 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2502 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2503 (SWITCH_TAKES_ARG): Likewise.
2504 (LOCAL_LABEL_PREFIX): Likewise.
2505 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2506 (TARGET_N_FORMAT_TYPES): Delete.
2507 (TARGET_FORMAT_TYPES): Likewise.
2508 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2509 * config/sparc/elf.h: Delete.
2510 * config/sparc/sp-elf.h: New file.
2512 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2514 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2515 * tree-flow.h: Remove the corresponding prototype.
2516 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2517 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2519 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2522 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2523 for AIX ABI or ELF -fPIC.
2524 (rs6000_emit_load_toc_table): Don't create toc_section here.
2525 (rs6000_xcoff_file_start): Nor here.
2527 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2529 * sh.c (ra.h): Don't #include.
2530 (hard_regs_intersect_p): New function, resurrected from ra.c.
2532 * sh.c: Fix 1996 Copyright.
2534 2005-01-24 Richard Henderson <rth@redhat.com>
2535 Aldy Hernandez <aldyh@redhat.com>
2537 * regrename.c (note_sets): Handle subregs.
2539 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2542 * genconditions.c (write_header, write_conditions): Elide file if
2545 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2547 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2548 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2551 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2553 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2554 expand_builtin_printf, expand_builtin_fprintf,
2555 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2556 checking against POINTER_TYPE.
2557 (validate_arglist): Handle POINTER_TYPE code by checking
2560 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2562 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2564 (for_each_rtx): Call for_each_rtx_1.
2565 * rtl.h (init_rtlanal): Declare.
2566 * toplev.c (backend_init): Call init_rtlanal.
2568 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2570 * flow.c (propagate_one_insn): Formatting.
2573 * flow.c (libcall_dead_p): Be more conservative if unsure.
2574 If there are any instructions between insn and call, see if they are
2575 all dead before saying the libcall is dead.
2577 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2579 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2580 operand constraint for operand 0.
2582 2005-01-23 Richard Henderson <rth@redhat.com>
2585 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2586 edges leading to join block.
2588 2005-01-23 Roger Sayle <roger@eyesopen.com>
2590 * expmed.c (expand_mult_highpart): Make static. Change type of
2591 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2592 (expand_divmod): Updates calls to expand_mult_highpart by using
2593 gen_int_mode to pass a CONST_INT rtx.
2594 * rtl.h (expand_mult_highpart): Remove prototype.
2596 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2598 * flow.c (regset_bytes, regset_size): Remove.
2600 * cfganal.c: Fix a reference to Harvey's paper.
2602 2005-01-23 Steven Bosscher <stevenb@suse.de>
2604 PR rtl-optimization/19464
2605 * tree-optimize.c (init_tree_optimization_passes): Add one more
2606 copyrename pass just before out-of-ssa.
2608 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2611 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2612 * ggc-none.c (ggc_free): Define.
2614 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2616 * cse.c (max_reg, max_insn_uid): Remove.
2617 (cse_main): Don't access max_reg or max_insn_uid.
2619 * c-common.c (explicit_flag_signed_bitfields,
2620 lang_statement_code_p, lang_expand_function_end): Remove.
2621 * c-common.h: Remove the corresponding declarations.
2622 * c-opts.c (c_common_handle_option): Remove all write access
2623 to explicit_flag_signed_bitfields.
2625 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2626 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2627 * cgraph.h: Remove the corresponding declaration.
2629 * gcse.c (null_pointer_info): Remove.
2631 2005-01-23 Roger Sayle <roger@eyesopen.com>
2632 Eric Botcazou <ebotcazou@libertysurf.fr>
2634 * combine.c (simplify_logical): Only simplify logical expressions
2635 of the form ior(and(x,y),z) by the inverse distributive law if the
2636 result is cheaper than the original.
2638 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2640 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2641 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2642 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2643 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2644 config/freebsd-spec.h, config/arm/arm.h,
2645 config/h8300/h8300.md, config/i386/i386.md,
2646 config/i386/predicates.md, config/i386/sse.md,
2647 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2648 config/vax/vax.md: Fix comment typos. Follow spelling
2651 2005-01-23 Steven Bosscher <stevenb@suse.de>
2653 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2654 tests, instead of `less than'.
2656 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2658 * function.c (assign_parm_setup_block): When creating a new stack slot
2659 for a parameter, get its alignment from the parameter's DECL_ALIGN
2660 rather than the type's TYPE_ALIGN. Make sure that the parameter
2661 is at least word aligned.
2663 2005-01-22 Roger Sayle <roger@eyesopen.com>
2666 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2668 2005-01-22 Richard Henderson <rth@redhat.com>
2671 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2672 in both compare operands.
2673 (movdfcc_1_sse_max): Likewise.
2674 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2675 (movdfcc_1_sse): Likewise.
2676 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2677 scratch register as needed.
2679 2005-01-22 Richard Henderson <rth@redhat.com>
2681 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2683 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2685 2005-01-22 Richard Henderson <rth@redhat.com>
2687 * genopinit.c (optabs): Use smin/smax for floating point too.
2688 * doc/md.texi: Update to match. Clarify that floating point
2689 results are undefined for +0/-0 and NaN.
2690 * doc/rtl.texi: Likewise.
2691 * rtl.def (SMIN, SMAX): Likewise
2692 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2694 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2695 leading 's' to the name.
2696 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2697 smaxxf3, sminxf3): Likewise.
2698 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2701 2005-01-22 Paul Brook <paul@codesourcery.com>
2703 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2705 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2707 * config/s390/s390.c (struct processor_costs): New fields
2708 dlgr, dlr, dr, dsgfr, dsgr.
2709 (z900_cost, z990_cost): Values for new fields.
2710 (s390_rtx_costs): New cases MEM und COMPARE in switch
2711 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2712 DIV, MOD, UDIV, UMOD.
2714 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2716 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2717 into the register being decremented.
2718 ("doloop_si31", "doloop_di"): Likewise.
2719 ("*doloop_si_long"): Adapt pattern.
2721 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2723 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2725 (CLASS_MAX_NREGS): Likewise.
2727 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2729 * doc/tree-ssa.texi (Statement Operands): Add example for new
2730 must-def macro. Note deprecation of old operands interface.
2732 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2734 PR tree-optimization/19484
2735 * tree-cfg.c (remove_fallthru_edge): New function.
2736 (cleanup_control_flow): Remove fallthru edges from calls that are
2737 now known not to return.
2739 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2741 Fix PR tree-optimization/19038
2742 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2743 copies with loop variant ones.
2745 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2747 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2748 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2749 config/alpha/alpha.md, config/alpha/predicates.md,
2750 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2751 config/sparc/sol2.h: Update copyright.
2753 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2754 first label to see if it is a nonlocal label.
2756 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2757 Andrew Pinski <pinskia@physics.uc.edu>
2760 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2761 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2763 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2765 * config/rs6000/rtems.h: Update copyright.
2767 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2770 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2771 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2772 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2774 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2777 * c-typeck.c (convert_arguments): Check for error_mark_node.
2779 2005-01-21 Ian Lance Taylor <ian@airs.com>
2781 PR tree-optimization/13000
2782 * tree-inline.c: Include "tree-flow.h".
2783 (expand_call_inline): If warn_return_type, warn if non-void inline
2784 function falls through.
2785 * tree-cfg.c (execute_warn_function_return): Don't warn about
2786 control reaching end if TREE_NO_WARNING is set. Set
2788 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2790 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2791 branch if we don't need one.
2792 * c-typeck.c: Include "tree-flow.h"
2793 (c_finish_bc_stmt): Don't add a goto if the current statement
2794 list doesn't fall through to the current point.
2796 2005-01-21 Roger Sayle <roger@eyesopen.com>
2798 PR rtl-optimization/576
2799 * real.c (real_arithmetic): Change return type from void to bool
2800 to return an indication that the result may be inexact.
2801 * real.h (real_arithmeric): Update prototype.
2802 * fold-const.c (const_binop): Don't constant fold floating
2803 point expressions when the user specifies -frounding-math and
2804 the result may depend upon the run-time rounding mode.
2805 (fold_convert_const_real_from_real): Clean-up.
2806 (fold_initializer): Ignore flag_rounding_math for initializers.
2807 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2808 constant fold FP operations with flag_rounding_math if the
2809 result may depend upon the run-time rounding mode.
2811 2005-01-21 Tom Tromey <tromey@redhat.com>
2813 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2815 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2817 * tree-cfg.c: Fix comment typos.
2819 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2821 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2822 around the call to rest_of_handle_branch_target_load_optimize.
2824 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2826 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2827 (sparc64-*-openbsd*): Likewise.
2828 (sparclite-*-elf*): Include tm-dwarf2.h.
2829 (sparc86x-*-elf*): Likewise.
2830 (sparc64-*-elf*): Likewise.
2831 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2832 (DBX_DEBUGGING_INFO): Likewise.
2833 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2834 (PREFERRED_DEBUGGING_TYPE): Likewise.
2835 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2836 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2837 (PREFERRED_DEBUGGING_TYPE): Likewise.
2838 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2839 (PREFERRED_DEBUGGING_TYPE): Likewise.
2840 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2842 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2845 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2847 2005-01-20 Paul Brook <paul@codesourcery.com>
2849 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2851 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2853 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2854 label is first in a sequence of labels.
2856 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2858 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2859 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2861 * doc/sourcebuild.texi (Test Directives): New.
2863 2005-01-20 Roger Sayle <roger@eyesopen.com>
2865 * real.c (real_floor): Don't leave the result uninitialized when
2866 mode is VOIDMode, but return the unrounded intermediate value.
2867 (real_ceil): Likewise.
2869 2005-01-20 Paul Brook <paul@codesourcery.com>
2871 * config/arm/arm.md (insv): Use gen_int_mode.
2873 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2875 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2876 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2877 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2878 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2879 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2881 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2884 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2885 fbreg, so we have to assume we can't.
2886 (loc_descriptor_from_tree_1): Ditto.
2887 (containing_function_has_frame_base): New function.
2888 (add_location_or_const_value_attribute): Use it.
2889 Also try to generate a frame_base from a single element location
2892 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2894 PR tree-optimization/15349
2895 * timevar.def (TV_TREE_MERGE_PHI): New.
2896 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2898 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2899 calls to tree_forwarder_block_p.
2900 (remove_forwarder_block_with_phi, merge_phi_nodes,
2901 gate_merge_phi, pass_merge_phi): New.
2902 * tree-optimize.c (init_tree_optimization_passes): Add
2904 * tree-pass.h: Add an extern for pass_merge_phi;
2906 2005-01-20 Richard Henderson <rth@redhat.com>
2909 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2910 (_mm_castps_pd, _mm_castps_si128): New.
2911 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2913 2005-01-20 Richard Henderson <rth@redhat.com>
2916 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2917 __builtin_ia32_vec_init_v2si.
2918 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2919 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2920 (ix86_init_mmx_sse_builtins): Create it.
2921 (ix86_expand_builtin): Expand it.
2922 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2923 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2924 (vec_extractv2si_0, vec_extractv2si_1): New.
2926 2005-01-20 Richard Henderson <rth@redhat.com>
2929 * config/i386/i386.c (ix86_expand_push): New.
2930 * config/i386/mmx.md (push<MMXMODE>1): New.
2931 * config/i386/sse.md (push<SSEMODE>1): New.
2932 * config/i386/i386-protos.h: Update.
2934 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2936 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2939 2005-01-20 Richard Henderson <rth@redhat.com>
2941 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2942 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2944 2005-01-19 Richard Henderson <rth@redhat.com>
2947 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2948 to V4SFmode in SSE1 fallback load path.
2950 2005-01-19 Richard Henderson <rth@redhat.com>
2952 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2953 in QImode expansion to ix86_expand_vector_set.
2954 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2956 2005-01-19 Richard Henderson <rth@redhat.com>
2959 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2960 subclass of the input class.
2961 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2962 Always true for cross-SSE1 classes. Rationalize conditionals.
2963 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2964 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2965 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2966 (movdi_2): Add MMX/SSE zeros.
2967 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2968 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2969 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2970 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2971 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2972 (zero_extendsidi2_rex64_1): Remove.
2973 (MOV0 peephole): Check GENERAL_REG_P.
2975 2005-01-19 Richard Henderson <rth@redhat.com>
2978 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2980 (ix86_expand_vector_extract): Likewise.
2982 2005-01-19 Richard Henderson <rth@redhat.com>
2985 * expr.c (emit_move_change_mode): New argument force; use
2986 simplify_gen_subreg if true.
2987 (emit_move_via_alt_mode): Merge into ...
2988 (emit_move_via_integer): ... here.
2989 (emit_move_ccmode): Use emit_move_change_mode directly.
2991 2005-01-19 Richard Henderson <rth@redhat.com>
2994 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2995 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2996 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2998 (alpha_emit_set_const): Likewise. Make static.
2999 (alpha_emit_set_long_const): Make static.
3000 (alpha_extract_integer): Split out from alpha_expand_mov.
3001 (alpha_split_const_mov): Likewise.
3002 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3003 (alpha_legitimate_constant_p): New.
3004 * config/alpha/alpha-protos.h: Update.
3005 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3006 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3007 * config/alpha/alpha.md (movsi): Add n alternative.
3008 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3009 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3010 (splitters for all of the above): Use alpha_split_const_mov.
3011 * config/alpha/predicates.md (non_add_const_operand): New.
3012 (non_zero_const_operand): New.
3013 (input_operand): Use alpha_legitimate_constant_p after reload.
3015 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3017 PR tree-optimization/19038
3018 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3019 (add_candidate): Add ivs with increment in latch only if
3020 allow_ip_end_pos_p is true.
3021 (determine_iv_cost): Use empty_block_p.
3023 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3025 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3026 (compute_dominance_frontiers): Ditto.
3028 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3031 * config/sh/t-rtems: New.
3032 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3034 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3036 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3037 the offset of the selected field.
3039 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3041 * tree-cfg.c (remove_forwarder_block): Fix the check to
3042 prevent a nonlocal label from appearing in the middle of a
3045 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3047 PR rtl-optimization/19462
3048 * reorg.c (find_end_label): Create return insn only if
3049 current_function_epilogue_delay_list is empty.
3051 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3053 * doc/passes.texi: Remove paragraph mentioning new-ra.
3055 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3057 PR rtl-optimization/15139
3058 * combine.c: Include params.h.
3059 (count_rtxs): New function.
3060 (record_value_for_reg): If replace_rtx would replace at least
3061 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3062 (clobber (const_int 0)) instead of TEM.
3063 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3064 * params.h (MAX_LAST_VALUE_RTL): New.
3065 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3066 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3069 * c-typeck.c (digest_init): Only call build_vector if all constructor
3070 elements are *_CST nodes.
3071 * gimplify.c (gimplify_init_constructor): Likewise.
3074 * c-typeck.c (digest_init): Only call build_vector if inside_init
3077 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3079 * toplev.c (init_asm_output): Remove dead #ifdef.
3081 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3083 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3085 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3087 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3088 accessing DECL_FUNCTION_CODE.
3089 * dojump.c (do_jump): Likewise.
3090 * gimplify.c (gimplify_call_expr): Likewise.
3091 * predict.c (expr_expected_value): Likewise.
3092 (strip_builtin_expect): Likewise.
3093 * tree-inline.c (estimate_num_insns_1): Likewise.
3094 * tree-ssa-loop-im.c (stmt_cost): Likewise
3095 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3096 (tree_expr_nonnegative_p): Likewise.
3098 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3100 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3101 variant of the load_pcrel_sym pattern.
3102 * config/sparc/sparc.md (P macro): Move to the top.
3103 (load_pcrel_sym): Macroize using P.
3104 (save_register_window): Likewise.
3106 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3108 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3111 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3114 * c-typeck.c (build_asm_expr): Strip nops off
3115 input memory operands.
3117 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3119 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3120 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3121 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3122 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3124 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3127 * config/i386/i386.c (override_options): If the 80387 is disabled,
3128 then do not return FP values using FP registers.
3130 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3132 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3133 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3134 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3135 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3136 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3137 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3138 output.h, postreload-gcse.c, postreload.c, recog.c,
3139 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3140 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3141 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3142 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3143 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3144 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3145 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3146 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3148 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3149 config/alpha/alpha.c, config/arm/vfp.md,
3150 config/i386/emmintrin.h, config/i386/i386-modes.def,
3151 config/i386/i386-protos.h, config/i386/i386.h,
3152 config/i386/pmmintrin.h, config/i386/ppro.md,
3153 config/i386/predicates.md, config/i386/xmmintrin.h,
3154 config/i860/i860.c, config/ia64/ia64-modes.def,
3155 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3156 config/ia64/ia64.md, config/ia64/itanium1.md,
3157 config/ia64/itanium2.md, config/ia64/predicates.md,
3158 config/iq2000/iq2000.h, config/mips/linux64.h,
3159 config/rs6000/aix41.h, config/rs6000/aix43.h,
3160 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3161 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3162 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3163 config/sparc/linux64.h, config/sparc/litecoff.h,
3164 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3165 config/sparc/sparc.h, config/sparc/sparc.md,
3166 config/sparc/sysv4-only.h: Update copyright.
3168 2005-01-18 Richard Henderson <rth@redhat.com>
3171 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3173 2005-01-18 Marc Espie <espie@openbsd.org>
3174 * config/i386/openbsdelf.h: Typo.
3176 2005-01-18 Richard Henderson <rth@redhat.com>
3178 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3179 special case for sse.
3180 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3182 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3184 * tree-inline.c (estimate_num_insns_1): Added cases for
3185 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3187 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3189 PR rtl-optimization/19296
3190 * combine.c (simplify_comparison): Rewrite the condition under
3191 which a non-paradoxical SUBREG of a PLUS can be lifted when
3192 compared against a constant.
3194 2005-01-18 Andi Kleen <ak@muc.de>
3196 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3197 * c.opt (-Wpointer-sign): Add.
3198 * doc/invoke.texi: (-Wpointer-sign): Add.
3200 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3202 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3203 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3204 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3205 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3206 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3207 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3208 for TARGET_MIX_SSE_I387.
3209 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3210 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3211 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3212 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3213 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3214 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3215 TARGET_MIX_SSE_I387.
3216 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3219 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3222 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3223 Add movaps alternative for xmm reg->reg move.
3225 2005-01-17 Jeff Law <law@redhat.com>
3227 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3228 at the end of the main DOM loop rather than just before DOM exits.
3230 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3232 PR tree-optimization/19121
3233 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3234 adding aliases to a name tag, also add them to the pointer's
3236 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3237 sensitive alias info at all. Only check that the two pointers
3238 have compatible pointed-to sets.
3239 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3240 a pointer's type tag is a superset of the alias set of the
3243 2005-01-17 James E Wilson <wilson@specifixinc.com>
3246 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3247 comment to document why.
3249 2005-01-17 Richard Henderson <rth@redhat.com>
3251 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3252 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3253 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3254 sse2_vmsminv2df3_finite): New.
3255 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3256 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3257 Force op1 into register.
3259 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3261 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3262 bubblestrap from always rebuilding build directory.
3264 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3266 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3267 ("*cmpmem_short"): Likewise.
3269 2005-01-17 Steven Bosscher <stevenb@suse.de>
3271 * basic-block.h: Document BB_* flags.
3272 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3273 use an sbitmap instead.
3274 * sched-rgn.c (compute_trg_info): Likewise.
3276 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3278 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3279 redundant target_cpu_default and extra_parts lines. Use the default
3281 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3282 (SUBTARGET_EXTRA_SPECS): Delete.
3283 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3284 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3285 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3286 and "n32" for -mabi=n32.
3288 2005-01-17 Ian Lance Taylor <ian@airs.com>
3291 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3292 fold constant variables into initial values.
3294 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3296 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3298 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3299 through the statements backward.
3301 2005-01-17 Ian Lance Taylor <ian@airs.com>
3303 PR middle-end/13127:
3304 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3305 a variable set to the return value of the inlined function.
3307 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3309 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3310 when modes are tieable.
3312 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3314 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3315 of pthread_create to find out if threads are enabled.
3316 * gthr-posix95.h (__gthread_active_p): Likewise.
3318 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3320 * common.opt (-fnew-ra): Remove.
3322 * toplev.h (flag_new_regalloc): Remove.
3323 * Makefile.in (ra*.*): Don't mention.
3324 * passes.c (rest_of_handle_new_regalloc): Remove.
3325 (rest_of_handle_combine, rest_of_compilation): Always consider
3326 flag_new_regalloc as false.
3327 * doc/invoke.texi: Don't document -fnew-ra.
3329 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3331 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3332 last parameter to reg_scan.
3333 * loop.c (loop_optimize): Likewise.
3334 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3335 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3336 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3337 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3338 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3339 * regclass.c (reg_scan): Likewise, for the declaration.
3340 * rtl.h (reg_scan): Likewise, for the prototype.
3342 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3344 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3345 mark_dfs_back_edges.
3347 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3349 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3350 (compute_avail): Uses don't go in tmp_gen.
3352 2005-01-16 Steven Bosscher <stevenb@suse.de>
3354 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3355 loop to look for a free slot in a page entry.
3357 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3360 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3361 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3362 just before targetm.asm_out.file_end.
3363 * tree.h (process_pending_assemble_output_defs): Declare.
3364 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3366 (assemble_alias): Defer generation of assembly code for defines when
3367 TARGET_DEFERRED_OUTPUT_DEFS is true.
3368 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3369 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3370 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3372 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3375 * pa.c (pa_scalar_mode_supported_p): New function.
3376 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3377 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3379 * pa-protos.h (prefetch_operand): Delete.
3380 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3381 * pa.c (prefetch_operand): Delete.
3382 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3383 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3384 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3385 and prefetch_nocc_operand.
3386 * pa.md (prefetch): Rework to avoid reload problems handling short
3387 displacements when a cache control completer needs to be provided.
3388 (prefetch_32, prefetch_64): Delete.
3389 (prefetch_cc, prefetch_nocc): New patterns.
3391 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3393 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3395 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3398 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3399 exceeds maximum alignment for global common data.
3400 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3401 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3403 2004-01-15 Roger Sayle <roger@eyesopen.com>
3405 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3407 2004-01-15 Roger Sayle <roger@eyesopen.com>
3409 * harg-reg-set.h (reg_class_names): Prototype global array.
3410 * regclass.c (reg_class_names): Declare here and initialize to
3412 (dump_regclass): Remove local declaration of reg_class_names.
3413 (regclass): Likewise.
3414 * cfg.c (dump_flow_info): Likewise.
3415 * ra-debug.c (reg_class_names): Likewise.
3416 * regrename.c (reg_class_names): Likewise.
3417 * reload.c (reg_class_names): Likewise.
3418 * reload1.c (spill_failure): Likewise.
3419 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3421 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3423 * config/s390/s390.md ("reload_outti"): Remove predicate for
3424 output operand. Abort if operand is not a MEM.
3425 ("reload_outdi", "reload_outdf"): Likewise.
3427 2005-01-15 Marc Espie <espie@openbsd.org>
3429 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3430 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3431 * config/openbsd.h: Fix C++ includes for native configurations.
3432 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3433 Add trampoline support.
3434 * config/i386/openbsdelf.h: New.
3436 2005-01-15 Marc Espie <espie@openbsd.org>
3438 * collect2.c (main): Explicitly parse -dynamic-linker option.
3440 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3442 PR tree-optimization/19060
3443 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3444 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3445 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3446 and handle extract_range_from_cond returning false.
3447 * fold-const.c (fold): Optimize comparisons with min/max even for
3448 width > HOST_BITS_PER_WIDE_INT.
3450 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3452 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3453 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3454 Remove little endian multilib variants.
3455 Add mips32 multilib variant.
3457 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3459 * explow.c (copy_all_reg, stabilize): Remove.
3460 * expr.h: Remove the corresponding prototypes.
3462 * rtlanal.c (regs_set_between_p): Remove.
3463 * rtl.h: Remove the corresponding prototype.
3465 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3467 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3468 to rs6000_nonimmediate_operand.
3469 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3470 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3471 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3472 rs6000_nonimmediate_operand.
3473 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3474 rs6000_nonimmediate_operand.
3476 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3478 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3480 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3482 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3484 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3485 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3487 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3488 (rs6k_nonimmediate_operand): New.
3489 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3491 (legitimate_lo_sum_address_p): Same.
3492 (rs6000_legitimize_address): Same.
3493 (rs6000_legitimize_reload_address): Same.
3494 (rs6000_legitimate_address): Same.
3495 (spe_build_register_parallel): Pass DF and DC modes in a DI
3498 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3499 to rs6k_nonimmediate_operand.
3501 * config/rs6000/spe.md ("*frob_df_di"): New.
3502 ("*frob_di_df"): New.
3503 ("*frob_di_df_2"): New.
3504 ("*mov_sidf_e500_subreg0"): New.
3505 ("*mov_sidf_e500_subreg4"): New.
3506 ("*movdf_e500_double"): Change predicate to
3507 rs6k_nonimmediate_operand.
3509 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3511 * postreload.c (move2add_note_store): Only call
3512 trunc_int_for_mode on scalar integers.
3514 2005-01-14 Steven Bosscher <stevenb@suse.de>
3516 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3517 replace BB_VISITED uses.
3518 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3519 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3520 (tree_dce_done): Free visited_control_parents.
3521 (perform_tree_ssa_dce): Allocate and clear it.
3522 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3523 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3524 instead of BB_VISITED.
3526 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3528 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3529 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3530 Remove unused prototypes.
3532 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3534 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3535 64-bit register usage.
3536 (spe_func_has_64bit_regs_p): Add FIXME note.
3538 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3540 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3541 flag_finite_math_only with flag_unsafe_math_optimizations.
3543 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3545 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3547 (__tpf_eh_return): Copy TPF private stack area from the module
3548 boundary stack frame. Add check for when module addresses are
3549 equal, but no stub address is found.
3551 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3554 * arm.h (struct machine_function): Add call_via field.
3555 (thumb_call_via_label): Declare.
3556 * arm.c (thumb_call_via_label): New variable.
3557 (thumb_call_reg_needed): New variable.
3558 (arm_output_function_epilogue): For Thumb code, output any per-function
3559 call-indirect trampolines.
3560 (thumb_call_via_reg): New function.
3561 (arm_file_end): New function.
3562 (TARGET_ASM_FILE_END): Call arm_file_end.
3563 (aof_file_end): Likewise.
3564 * arm-protos.h (thumb_call_via_reg): Declare.
3565 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3566 thumb_call_via_reg in normal case.
3568 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3571 PR rtl-optimization/19348
3572 * recog.c (peephole2_optimize): Do global life update if some peephole
3573 decides it doesn't need at least one of its inputs and that change
3574 influences liveness at the start of the basic block.
3576 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3577 arguments instead of 1.
3579 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3582 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3583 zero for nested functions needing a static chain or functions
3584 with a non-constant address.
3586 2005-01-13 Roger Sayle <roger@eyesopen.com>
3588 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3589 (and (sign_extend X) C) into (zero_extend (and X C)).
3591 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3593 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3595 2005-01-13 Richard Henderson <rth@redhat.com>
3600 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3601 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3602 not just TARGET_SSE.
3603 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3604 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3605 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3606 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3607 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3608 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3609 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3610 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3611 (movdicc_c_rex64): Rename with '*'.
3612 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3613 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3614 (movsfcc_1_387): Rename from movsfcc_1.
3615 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3616 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3617 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3618 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3619 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3620 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3621 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3622 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3623 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3624 sse_movdfcc_const0_4): Remove.
3625 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3626 recognize min/max early. Update for changed sse cmove patterns.
3627 (ix86_split_sse_movcc): New.
3628 * config/i386/i386-protos.h: Update.
3630 2005-01-13 Steven Bosscher <stevenb@suse.de>
3632 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3633 (fix_stmt_v_may_defs): Likewise.
3635 2005-01-13 Richard Henderson <rth@redhat.com>
3637 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3638 for converting the mask.
3640 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3642 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3645 2005-01-13 Richard Henderson <rth@redhat.com>
3647 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3648 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3649 IX86_BUILTIN_MOVDQ2Q): Remove.
3650 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3651 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3652 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3654 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3655 (sse2_pextrw): Fix immediate constraint.
3656 (sse2_loadq, sse2_loadq_rex64): Remove.
3657 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3658 Use __builtin_ia32_vec_ext_<size>.
3659 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3661 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3663 * function.c (assign_parm_setup_block): Look inside original
3664 entry_parm when inspecting PARALLEL.
3666 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3667 Joel Sherrill <joel@oarcorp.com>
3670 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3671 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3672 rtems_gxx_recursive_mutex_init.
3673 (__gthread_recursive_mutex_lock): New function.
3674 (__gthread_recursive_mutex_trylock): Likewise.
3675 (__gthread_recursive_mutex_unlock): Likewise.
3677 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3679 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3681 2005-01-13 Jan Beulich <jbeulich@novell.com>
3683 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3684 (ashrti3_internal): Indicate output is early clobber. Generate result
3685 into output rather than first input. Use move for low word of output
3686 if shift count is exactly 64.
3687 (lshrti3_internal): Likewise.
3689 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3693 * reload1.c (delete_output_reload): Don't delete an output reload
3694 if the pseudo lives longer than a single basic block. Adjust and
3695 improve wording of comment.
3697 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3700 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3701 of TYPE_SIZE where we mean the number of bytes.
3703 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3705 * function.c (assign_parm_setup_block): Relax condition on
3706 multi-register optimization.
3708 2005-01-12 Nick Clifton <nickc@redhat.com>
3710 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3711 an "in_delay_slot" attribute of "no" to prevent them being used in
3712 delay slots. This is forbidden because they might generate
3715 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3718 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3721 2005-01-12 Nick Clifton <nickc@redhat.com>
3723 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3724 passed on to GAS) but do not define, as GAS no longer supports or
3725 needs the -m2000 option.
3727 2005-01-11 Roger Sayle <roger@eyesopen.com>
3729 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3730 type as args of unprototyped builtins aren't automatically promoted.
3731 (fold_builtin_abs): Likewise.
3733 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * Makefile.in: Set a `build-warn' variable.
3737 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3739 PR tree-optimization/17949
3740 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3741 (find_interesting_uses_address): Use it.
3743 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3745 * regrename.c (kill_value): Handle subreg's that won't simplify.
3747 2005-01-11 Richard Henderson <rth@redhat.com>
3750 * config/i386/i386.h (enum ix86_builtins): Move ...
3751 * config/i386/i386.c: ... here.
3752 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3753 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3754 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3755 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3756 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3757 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3758 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3759 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3760 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3761 IX86_BUILTIN_LOADDDUP): Remove.
3762 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3763 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3764 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3765 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3766 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3767 (ix86_init_builtins): Make static.
3768 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3769 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3770 if all the modes match. Otherwise, fake it.
3771 (get_element_number, ix86_expand_vec_init_builtin,
3772 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3773 (ix86_expand_builtin): Make static. Update for changed builtins.
3774 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3775 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3776 (ix86_expand_vector_init_duplicate): New.
3777 (ix86_expand_vector_init_low_nonzero): New.
3778 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3779 Split out from ix86_expand_vector_init; handle integer modes.
3780 (ix86_expand_vector_init): Use them.
3781 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3782 * config/i386/i386-protos.h: Update.
3783 * config/i386/predicates.md (reg_or_0_operand): New.
3784 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3785 (movv2sf_internal): Likewise. And a splitter to match them all.
3786 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3787 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3788 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3789 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3790 (mmx_pinsrw): Fix operand ordering.
3791 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3792 rather than sse_loadss expander.
3793 (movv2df splitter): Similarly.
3794 (sse_loadss, sse_loadlss): Remove.
3795 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3796 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3797 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3798 (sse3_movddup): Rename with '*'.
3799 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3800 (sse2_loadsd): Remove.
3801 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3802 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3803 (sse2_pinsrw): Fix argument ordering.
3804 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3805 (sse2_stored): Remove 'r' destination.
3806 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3807 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3808 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3809 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3810 vec_extractv16qi, vec_initv16qi): New.
3812 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3813 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3814 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3816 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3817 (_mm_load_si128, _mm_store_si128): Likewise.
3818 (_mm_load1_pd): Use _mm_set1_pd.
3819 (_mm_load_sd): Use _mm_set_sd.
3820 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3821 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3822 (_mm_set_epi64): Use _mm_set_epi64x.
3823 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3824 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3825 _mm_setr_epi8): Use _mm_set_foo form.
3826 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3827 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3828 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3829 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3830 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3831 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3832 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3833 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3834 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3835 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3836 (_mm_movedup_pd): Use _mm_shuffle_pd.
3837 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3838 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3839 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3840 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3842 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3843 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3844 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3845 (_mm_store_ps): Use raw dereference.
3846 (_mm_store1_ps): Use _mm_storeu_ps.
3847 (_mm_storer_ps): Use _mm_store_ps.
3848 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3849 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3851 2005-01-11 Stan Shebs <shebs@apple.com>
3853 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3854 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3856 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3859 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3860 Skip all DECLs except for FIELD_DECLs.
3862 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3864 * config/s390/s390.c (override_options): Return error if
3865 -mbackchain, -mpacked-stack and -mhard-float are used together.
3866 (s390_va_start): Remove the backchain && packed-stack special case.
3867 (s390_gimplify_va_arg): Likewise.
3868 * doc/invoke.texi: Remove the ABI incompatibility note.
3870 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3872 * config/s390/s390.c (struct s390_frame_layout): Remove
3874 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3875 save_backchain_p with TARGET_BACKCHAIN.
3877 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3880 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3881 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3882 * function.c (locate_and_pad_parm): Set new field.
3883 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3884 Tweak where_pad test to include "none". Always set mem align for
3886 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3887 not sufficient for type.
3888 (assign_parm_setup_block): If stack_parm is zero on entry, always
3889 make a new stack local. Block move old stack parm if necessary
3890 to new aligned stack local.
3891 (assign_parm_setup_stack): Use a block move to handle
3892 potentially misaligned entry_parm.
3893 (assign_parms_unsplit_complex): Specify required alignment when
3894 creating stack local.
3895 * calls.c (compute_argument_addresses): Override alignment of stack
3896 arg calculated from its type with the alignment given by
3897 FUNCTION_ARG_BOUNDARY.
3898 (store_one_arg): Likewise.
3900 2005-01-11 Jan Beulich <jbeulich@novell.com>
3902 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3903 Change respective itanium_class attribute to ialu.
3904 (shladdp4_internal): New.
3905 * config/ia64/predicates.md (shladd_log2_operand): New.
3907 2005-01-11 Richard Henderson <rth@redhat.com>
3909 * expr.c (store_constructor): Use rtvec_alloc instead of
3910 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3912 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3914 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3916 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3918 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3919 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3920 (TARGET_RWRELOC): Define.
3921 (ia64_rwreloc_section_type_flags): Delete.
3922 (ia64_section_type_flags): New function.
3923 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3924 (TARGET_RWRELOC): Define.
3926 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3929 * config/ia64/ia64.c (process_set): For alloc insn, only call
3930 process_epilogue is !frame_pointer_needed.
3932 2005-01-10 Roger Sayle <roger@eyesopen.com>
3935 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3936 unary operator and can't be treated as a binary/comparison operator.
3938 2005-01-10 Richard Henderson <rth@redhat.com>
3940 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3941 (ix86_return_in_memory): Likewise.
3942 (function_arg_advance): Likewise. Mirror structure in function_arg
3943 for choosing register to advance.
3945 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3947 * tree-vectorizer.c, tree.def: Fix comment typos.
3949 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3951 * config/s390/s390.c (struct processor_costs): 4 new fields:
3952 ddbr, ddr, debr, der.
3953 (s390_rtx_costs): More precise handling of divide instructions.
3955 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3957 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3959 2005-01-10 Jan Beulich <jbeulich@novell.com>
3961 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3962 names resulting from -ffunction-sections/-fdata-sections and linkonce
3964 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3965 based on the section name. Rearrange the section name comparison logic
3966 slightly so that each section name is compared against at most once.
3968 2005-01-10 Ben Elliston <bje@au.ibm.com>
3970 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3971 targets for which -fPIC reduces limitations on the GOT size.
3973 2005-01-09 Falk Hueffner <falk@debian.org>
3975 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3978 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3981 * collect2.c (main): Set aixrtl_flag for -brtl option.
3982 (resolve_lib_name): Search for .so file extension before .a
3985 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3987 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3988 (vect_analyze_data_refs_alignment): Add dump prints.
3990 2005-01-09 Ira Rosen <irar@il.ibm.com>
3992 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3993 expr_invariant_in_loop_p.
3994 Initialize outputs first thing in the function.
3995 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3996 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3997 (vect_analyze_pointer_ref_access): Check that the initial condition of
3998 the access function is loop invariant.
4000 2005-01-09 Richard Henderson <rth@redhat.com>
4002 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4003 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4004 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4005 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4006 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4007 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4008 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4009 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4010 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4011 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4012 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4013 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4014 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4015 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4016 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4017 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4018 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4019 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4020 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4021 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4022 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4023 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4024 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4026 (mmx_clrdi, pavgusb): Remove.
4027 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4028 with leading sse_ prefix.
4029 * config/i386/sse.md: Receive them.
4030 * config/i386/mmx.md: New file.
4031 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4032 (subrv2sf3): Turn into expander for normal subtraction.
4033 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4034 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4035 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4036 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4037 commutative; use ix86_binary_operator_ok.
4038 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4039 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4040 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4041 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4042 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4043 Macroize from existing patterns; use ix86_binary_operator_ok.
4044 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4045 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4046 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4047 with vec_select+vec_concat.
4048 (mmx_pshufw, mmx_pshufw_1): Likewise.
4049 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4050 (mmx_uavgv4hi3): Model correctly.
4051 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4052 _mm_xor_si64): Remove casts.
4054 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4056 PR tree-optimization/19224
4057 * tree-scalar-evolution.c (get_instantiated_value,
4058 set_instantiated_value): New functions.
4059 (instantiate_parameters_1): Cache the results.
4060 (instantiate_parameters, resolve_mixers): Initialize and free
4063 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4065 * config/i386/i386.md (addhi_4): Correct reference in comment.
4068 2005-01-08 Richard Henderson <rth@redhat.com>
4070 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4071 (_mm_cvtsi128_si64x): Likewise.
4072 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4073 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4074 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4075 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4076 * config/i386/i386-protos.h: Update.
4077 * config/i386/i386.c (print_operand): Add 'H'.
4078 (ix86_fixup_binary_operands): Split out from ...
4079 (ix86_expand_binary_operator): ... here.
4080 (ix86_fixup_binary_operands_no_copy): New.
4081 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4082 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4083 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4084 (safe_vector_operand): Use CONST0_RTX.
4085 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4086 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4087 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4088 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4090 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4091 (IX86_BUILTIN_CMPNGESS): New.
4092 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4093 (attr type): Add sselog1.
4094 (attr unit, attr memory): Handle it.
4095 (movti, movti_internal, movti_rex64): Move near other integer moves.
4096 (movtf, movtf_internal): Move near other fp moves.
4097 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4098 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4099 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4100 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4101 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4102 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4103 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4104 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4105 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4106 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4107 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4108 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4109 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4110 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4111 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4112 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4113 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4114 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4115 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4116 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4117 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4118 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4119 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4120 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4121 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4122 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4123 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4124 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4125 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4126 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4127 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4128 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4129 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4130 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4131 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4132 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4133 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4134 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4135 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4136 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4137 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4138 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4139 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4140 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4142 (SSEPUSH, push<SSEPUSH>): Remove.
4143 (MMXPUSH, push<MMXPUSH>): Remove.
4144 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4145 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4146 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4147 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4148 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4149 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4150 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4151 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4152 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4153 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4154 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4155 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4156 (ppro_sse_log_V4SF): Handle sselog1.
4157 * config/i386/predicates.md (const_0_to_1_operand): New.
4158 (const_0_to_255_mul_8_operand): New.
4159 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4160 (const_2_to_3_operand, const_4_to_7_operand): New.
4161 * config/i386/sse.md: New file.
4162 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4163 (sse_movups): Rename from sse_movups_1.
4164 (sse_loadlss): Rename from sse_loadss_1.
4165 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4167 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4168 (absv4sf2, negv2df, absv2df): New.
4169 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4170 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4171 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4172 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4173 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4174 (sse3_addsubv4sf3): Model correctly.
4175 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4176 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4177 (sse_movhlps): Model with vec_select+vec_concat.
4178 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4179 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4180 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4181 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4182 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4183 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4184 sse2_pshufhw_1): Likewise.
4185 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4186 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4187 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4188 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4189 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4190 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4191 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4192 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4193 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4194 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4195 sminv8hi3): Mark commutative
4196 operands. Use ix86_binary_operator_ok.
4197 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4198 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4199 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4200 sse2_punpcklqdq): Allow operand2 in memory.
4201 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4202 sse2_movsd): Add memory alternatives.
4203 (sse_storelps): Turn expander into an insn; split after reload.
4204 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4205 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4207 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4209 * configure.ac (DWARF-2 debug_line): Use objdump.
4210 * configure: Regenerate.
4212 2005-01-08 Jeff Law <law@redhat.com>
4213 Diego Novillo <dnovillo@redhat.com>
4215 PR tree-optimization/18241
4216 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4217 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4218 statements with volatile operands.
4219 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4220 operands after marking a statement with has_volatile_ops.
4222 2005-01-08 Roger Sayle <roger@eyesopen.com>
4224 * tree.c (int_fits_type_p): Always honor integer constant
4225 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4227 2005-01-08 Roger Sayle <roger@eyesopen.com>
4229 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4230 the latent bug in rtl_delete_block has been resolved.
4232 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4234 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4235 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4237 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4239 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4240 library as @multilib_dir@/$(SHLIB_SONAME).
4242 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4244 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4245 * configure: Regenerate.
4247 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4249 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4252 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4255 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4256 Convert non-word aligned offset address using ld/std into
4259 2005-01-07 Richard Henderson <rth@redhat.com>
4261 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4263 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4265 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4267 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4269 PR tree-optimization/19283
4270 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4271 is not shorter than the original type.
4273 PR rtl-optimization/19012
4274 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4276 PR rtl-optimization/18861
4277 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4278 (FULL_STATE): Define.
4279 (mark_tablejump_edge): New function.
4280 (purge_dead_tablejump_edges): New function.
4281 (find_bb_boundaries): Use it.
4283 PR tree-optimization/18828
4284 * builtins.c (expand_builtin_next_arg): Remove argument and all
4285 the argument checking.
4286 (expand_builtin): Adjust caller.
4287 (expand_builtin_va_start): Likewise. Remove error for too many
4289 (fold_builtin_next_arg): Issue error for too many arguments.
4290 After checking arguments, replace them with magic arguments that
4291 prevent further checking of the args.
4293 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4295 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4297 2005-01-06 Roger Sayle <roger@eyesopen.com>
4300 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4301 and %{.S:...} (and their negative variants) to test whether the
4302 input file is assembler or pre-processed-assembler independent of
4303 the actual filename extension.
4305 2005-01-06 Roger Sayle <roger@eyesopen.com>
4307 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4308 of sign or zero extended values.
4310 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4312 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4313 for IBM long double format correctly.
4315 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4317 Fix PR tree-optimization/18792
4319 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4320 to first_loop_depth, and use loop depth instead of loop number.
4321 (build_classic_dir_vector): Ditto.
4322 (compute_data_dependences_for_loop): Use depth, not loop number.
4323 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4324 number. Pass in loops, instead of loop numbers.
4325 (gather_interchange_stats): Ditto.
4326 (linear_transform_loops): Ditto.
4328 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4331 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4332 biv_fits_mode_p, extension_within_bounds_p): New functions.
4333 (check_ext_dependent_givs): Use them.
4335 2005-01-06 Roger Sayle <roger@eyesopen.com>
4337 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4338 more than one barrier, in which case we should delete them all.
4340 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4342 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4344 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4346 Fix PR middle-end/19286
4348 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4349 output this subprogram, simply ignore this attempt to do it again.
4350 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4351 origin attribute if it's not possible.
4352 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4353 (decls_for_scope): Ditto.
4354 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4355 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4357 2005-01-05 Richard Henderson <rth@redhat.com>
4360 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4361 (bdesc_2arg): Use it.
4362 (ix86_expand_binop_builtin): Force operands into registers
4364 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4365 ix86_expand_sse_compare, ix86_expand_sse_comi,
4366 ix86_expand_builtin): Likewise.
4368 2005-01-05 Richard Henderson <rth@redhat.com>
4370 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4372 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4373 (mulv4hi3): Set itanium_class mmmul.
4374 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4375 (fpack): Rename from fpack_sfsf.
4377 2005-01-05 Richard Henderson <rth@redhat.com>
4380 * reload1.c (do_input_reload): Restrict the optimization deleteing
4381 a previous output reload to RELOAD_FOR_INPUT.
4383 2005-01-05 Steven Bosscher <stevenb@suse.de>
4385 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4386 comment that we fall through after case.
4387 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4388 (distribute_links): Likewise.
4389 * cse.c (cse_insn): Likewise.
4390 * cselib.c (cselib_invalidate_mem): Likewise.
4391 * df.c: Update comments at the top of the file.
4392 (read_modify_subreg_p): Update comments here too.
4393 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4394 * flow.c (mark_set_1): Likewise.
4395 (mark_used_regs): Likewise.
4396 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4397 (canon_list_insert): Likewise.
4398 (mark_set): Likewise.
4399 (try_replace_reg): Likewise.
4400 (store_killed_in_insn): Likewise.
4401 * loop.c (count_one_set): Likewise.
4402 (basic_induction_var): Likewise.
4403 * postreload-gcse.c (find_mem_conflicts): Likewise.
4404 * postreload.c (reload_combine_note_store): Likewise.
4405 (move2add_note_store): Likewise.
4406 * reload.c (find_equiv_reg): Likewise.
4407 (mark_referenced_resources): Likewise.
4408 * rtlanal.c (set_noop_p): Likewise.
4409 (note_stores): Likewise.
4410 (note_uses): Likewise.
4411 * sched-deps.c (sched_analyze_1): Likewise.
4412 * sched-rgn.c (check_live_1): Likewise.
4413 (update_live_1): Likewise.
4414 * config/i860/i860.c: Likewise.
4416 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4418 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4420 * doc/rtl.texi: Update documentation for bit-fields and SET.
4422 2005-01-05 Roger Sayle <roger@eyesopen.com>
4424 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4426 2005-01-05 Jan Hubicka <jh@suse.cz>
4427 Richard Henderson <rth@redhat.com>
4430 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4433 2005-01-05 Richard Henderson <rth@redhat.com>
4436 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4437 (sse_shufps): Change operand 3 to const_int_operand.
4438 (sse2_storelps): Fix typo in template.
4439 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4440 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4441 (ix86_expand_builtin): Likewise.
4443 2005-01-05 Julian Brown <julian@codesourcery.com>
4445 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4446 as aggregates for AAPCS ABIs.
4448 2005-01-05 Stan Shebs <shebs@apple.com>
4450 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4451 Mach-O getters if ppc64.
4452 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4454 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4455 signed four-byte field for global code case.
4456 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4458 2005-01-05 Roger Sayle <roger@eyesopen.com>
4461 * c-common.c: Include real.h.
4462 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4463 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4464 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4465 * Makefile.in (c-common.o): Update dependencies.
4467 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4469 * c-parse.in (asm_string): Add trailing semicolon.
4471 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4473 * c-parse.in (asm_string): New. Don't allow wide strings in
4475 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4476 asm_string instead of STRING.
4478 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4480 * c-typeck.c (constructor_no_implicit): Remove.
4481 (set_designator, process_init_element): Don't check
4482 constructor_no_implicit.
4484 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4485 Kaz Kojima <kkojima@gcc.gnu.org>
4488 * lcm.c (create_pre_exit): New.
4489 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4490 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4492 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4494 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4495 -msoft-float in target_float_switch.
4496 * arm.c (arm_override_options): Fix processing of target_float_switch.
4498 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4500 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4503 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4505 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4506 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4508 2005-01-04 Roger Sayle <roger@eyesopen.com>
4510 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4511 if deleting the then-block allows the test-block to fallthru to the
4514 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4517 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4518 after the full declaration if the are in two different TUs.
4520 2005-01-04 Richard Henderson <rth@redhat.com>
4523 * tree-sra.c (generate_one_element_init): Just
4524 call gimplify_and_add.
4525 (generate_element_init): Record the
4526 new referenced variables and mark them for renaming
4527 and split out to ...
4528 (generate_element_init_1): This.
4529 (scalarize_init): Don't call push_gimplify_context/
4530 pop_gimplify_context.
4532 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4534 * toplev.c (get_src_pwd): Handle failure of getpwd().
4536 2005-01-04 Roger Sayle <roger@eyesopen.com>
4538 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4540 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4541 all the cases handled by it are inverted by invert_truthvalue.
4543 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4545 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4546 (save_register_windowsi): Likewise.
4548 2005-01-04 Richard Henderson <rth@redhat.com>
4550 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4552 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4555 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4556 any simplifications of vector mode comparison operators.
4557 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4559 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4560 Devang Patel <dpatel@apple.com>
4562 PR tree-optimization/18308
4563 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4564 the operands before creating a new expression.
4565 * dojump.c (do_jump): Make drop_through_label available
4566 for all cases. Add expansion of COND_EXPR.
4568 2005-01-04 Ira Rosen <irar@il.ibm.com>
4570 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4571 INTEGER_CST instead of TREE_CONSTANT.
4572 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4573 instead of TREE_CONSTANT.
4574 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4575 instead of TREE_CONSTANT.
4577 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4579 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4581 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4584 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4585 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4587 2005-01-03 Richard Henderson <rth@redhat.com>
4589 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4590 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4591 fold_convert_const_real_from_real): Split out from ...
4592 (fold_convert_const): ... here.
4594 2005-01-03 Richard Henderson <rth@redhat.com>
4597 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4598 (mov<MMXMODEI>_internal): Likewise.
4599 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4600 Add V2SF case; use it for SSE1; don't use TI.
4601 (movdf_integer): Likewise.
4602 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4604 2005-01-03 Ira Rosen <irar@il.ibm.com>
4606 * tree-vectorizer.c (vect_strip_conversions): New function.
4607 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4608 check for binary class.
4610 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4614 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4616 * gimple-low.c (mark_blocks_with_used_vars): New function.
4617 (mark_blocks_with_used_subblocks): Ditto.
4618 (mark_used_blocks): Ditto.
4619 (pass_mark_used_blocks): New pass.
4620 * tree-inline.c: Include debug.h.
4621 (expand_call_inline): Call outlining_inline_function here.
4622 * tree-optimize.c (init_tree_optimization_passes): Add
4623 pass_mark_used_blocks.
4624 * tree-pass.h (pass_mark_used_blocks): New.
4625 * Makefile.in (tree-inline.o): Add debug.h dependency.
4627 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4629 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4630 VAR_DECLs to have weak_import attribute.
4632 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4635 2004-01-03 Steven Bosscher <stevenb@suse.de>
4637 * passes.c (rest_of_compilation): Don't run regmove if only
4638 flag_expensive_optimizations, require flag_regmove instead.
4640 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4642 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4644 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4645 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4646 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4647 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4649 2005-01-03 Richard Henderson <rth@redhat.com>
4651 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4652 (ia64_const_ok_for_letter_p): New.
4653 (ia64_const_double_ok_for_letter_p): New.
4654 (ia64_extra_constraint): New.
4655 (ia64_expand_vecint_compare): New.
4656 (ia64_expand_vcondu_v2si): New.
4657 (ia64_expand_vecint_cmov): New.
4658 (ia64_expand_vecint_minmax): New.
4659 (ia64_print_operand): Add 'v'.
4660 (ia64_preferred_reload_class): New.
4661 (ia64_vector_mode_supported_p): New.
4662 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4663 (PREFERRED_RELOAD_CLASS): Move to function.
4664 (CONST_OK_FOR_LETTER_P): Move to function.
4665 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4666 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4667 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4668 (EXTRA_CONSTRAINT): Move to function.
4669 * config/ia64/ia64.md: Include vect.md.
4670 (itanium_class): Add mmalua.
4672 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4674 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4675 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4677 (const_int_2bit_operand): New.
4678 (fr_reg_or_0_operand): New.
4679 * config/ia64/ia64-modes.def: Add vector modes.
4680 * config/ia64/ia64-protos.h: Update.
4681 * config/ia64/vect.md: New file.
4683 2005-01-03 Richard Henderson <rth@redhat.com>
4685 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4687 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4690 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4692 (log1pdf2): Change mode of operands[0,1] to DFmode.
4694 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4696 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4697 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4698 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4699 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4700 SPARC_RELAXED_ORDERING.
4702 2005-01-03 Richard Henderson <rth@redhat.com>
4703 Uros Bizjak <uros@kss-loka.si>
4706 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4707 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4708 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4710 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4711 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4712 const_pow2_1_to_128_operand): New predicates.
4714 2005-01-02 Greg McGary <greg@mcgary.org>
4716 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4718 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4719 object. [ptr_type]: Remove unused variable.
4720 Remember nearest addressable array-element or record-component
4721 when checking bitfield components. Tolerate empty BIND_EXPR.
4723 2005-01-01 Richard Henderson <rth@redhat.com>
4725 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4726 that don't narrow the value. Fail for other conversions.
4728 2005-01-01 Richard Henderson <rth@redhat.com>
4731 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4732 * c-lang.c (finish_file): Don't do it here.
4733 * objc/objc-act.c (objc_finish_file): Likewise.
4735 * cgraph.c (decl_assembler_name_equal): New.
4736 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4737 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4738 * cgraph.h (struct cgraph_varpool_node): Add next.
4739 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4740 * varasm.c (assemble_alias): Mark the target as needed.
4742 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4745 * function.c (get_arg_pointer_save_area): Use entry_of_function
4746 instead of get_insns.
4748 2005-01-01 Roger Sayle <roger@eyesopen.com>
4749 Andrew Pinski <pinskia@physics.uc.edu>
4750 James E. Wilson <wilson@specifixinc.com>
4752 PR rtl-optimization/12092
4753 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4756 2005-01-01 Roger Sayle <roger@eyesopen.com>
4757 Olivier Hainque <hainque@act-europe.fr>
4759 * tree.c (int_fits_type_p): A narrower type always fits in a
4760 wider one, except for negative values into unsigned types.
4762 2005-01-01 Roger Sayle <roger@eyesopen.com>
4764 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4765 with the original constant rather than require TREE_OVERFLOW.
4767 2005-01-01 Steven Bosscher <stevenb@suse.de>
4770 * c-decl.c (finish_function): If compiling C99, annotate the
4771 compiler generated return with the current file name and line 0.
4772 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4773 the source line is greater than 0.
4774 (remove_bb): Likewise.
4776 See ChangeLog.12 for earlier changes.
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