1 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
6 handle_pragma_pop_macro): Likewise.
7 * collect2.c (resolve_lib_name): Likewise.
8 * config/arc/arc.c (arc_init): Likewise.
9 * config/arm/arm.c (neon_builtin_compare,
10 locate_neon_builtin_icode): Likewise.
11 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section):
13 * config/bfin/bfin.c (bfin_init_machine_status,
14 bfin_optimize_loop): Likewise.
15 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
16 * config/cris/cris.c (cris_init_expanders): Likewise.
17 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
18 * config/darwin.c (machopic_indirection_eq,
19 machopic_indirection_name, machopic_output_indirection):
21 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
22 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
23 frv_optimize_membar): Likewise.
24 * config/i386/cygwin.h (mingw_scan,
25 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
26 * config/i386/cygwin1.c (mingw_scan): Likewise.
27 * config/i386/i386.c (machopic_output_stub): Likewise.
28 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
29 i386_pe_unique_section): Likewise.
30 * config/ia64/ia64.c (ia64_init_machine_status,
31 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
33 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
34 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
35 * config/m68k/m68k.c (m68k_handle_option,
36 m68k_sched_md_init_global): Likewise.
37 * config/mcore/mcore.c (mcore_mark_dllexport,
38 mcore_mark_dllimport, mcore_unique_section): Likewise.
39 * config/mips/mips.c (mips_block_move_straight,
40 mips16_rewrite_pool_refs, mips_sim_wait_regs_2,
41 mips_sim_record_set): Likewise.
42 * config/mmix/mmix.c (mmix_init_machine_status,
43 mmix_encode_section_info): Likewise.
44 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label):
46 * config/rs6000/rs6000.c (rs6000_init_machine_status,
47 print_operand_address, output_toc, redefine_groups,
48 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
49 * config/s390/s390.c (s390_init_machine_status): Likewise.
50 * config/score/score.c (score_block_move_straight,
51 score_block_move_loop_body): Likewise.
52 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
53 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
54 * emit-rtl.c (find_auto_inc): Likewise.
55 * gcc.c (translate_options, process_command): Likewise.
56 * reorg.c (dbr_schedule): Likewise.
57 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
58 * xcoffout.c (xcoffout_declare_function): Likewise.
60 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
62 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
63 ipa-pta working again.
65 2008-06-27 David Edelsohn <edelsohn@gnu.org>
67 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
70 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
72 * config.gcc (powerpc*-*-*): Add new core e500mc.
73 * config/rs6000/e500mc.md: New file.
74 * config/rs6000/rs6000.c (processor_costs): Add new costs for
76 (rs6000_override_options): Add e500mc case to
77 processor_target_table. Altivec and Spe options not allowed
78 with e500mc. Add isel instruction to e500mc by
79 default. Initialize rs6000_cost for e500mc.
80 (rs6000_issue_rate): Set issue rate for e500mc.
81 * config/rs6000/rs6000.h (processor_type): Add
83 (ASM_CPU_SPEC): Add e500mc.
84 Set TARGET_ISEL to rs6000_isel.
85 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
86 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
87 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
89 * doc/invoke.texi: Add e500mc to list of cpus.
91 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
94 * c-lex.c (lex_charconst): Initialize unsignedp.
96 2008-06-27 Olivier Hainque <hainque@adacore.com>
98 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
99 documented assumptions.
101 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
103 * dwarf2out.c: Remove trailing white spaces. Break long line
106 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
108 * libfuncs.h (LTI_synchronize): New libfunc_index.
109 (synchronize_libfunc): Declare.
110 * builtins.c (expand_builtin_synchronize): Consider using
111 synchronize_libfunc before falling back on an asm blockage.
112 * config/mips/mips.c: Include libfuncs.h
113 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
115 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
117 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
118 parameter. Copy stack_reg to r11 where appropriate.
119 (no_global_regs_above): Add gpr parameter.
120 (rs6000_stack_info): Only add padding for SPE save area if we
121 are saving SPE GPRs and CR.
122 (saveres_routine_syms): New variable.
123 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
125 (rs6000_savres_routine_sym): New function.
126 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
128 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
129 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
130 Tweak FPR out-of-line saving.
131 (rs6000_make_savres_rtx): New function.
132 (rs6000_use_multiple_p): New function.
133 (rs6000_savres_strategy): New function.
134 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
135 out-of-line if appropriate.
136 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
137 if we are optimizing for size.
138 (GP_SAVE_INLINE): Define.
139 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
140 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
141 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
142 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
143 (*save_fpregs_<mode>): Add use of r11.
144 (*restore_gpregs_<mode>): New insn.
145 (*return_and_restore_gpregs_<mode>): New insn.
146 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
148 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
149 (*restore_gpregs_spe): New insn.
150 (*return_and_restore_gpregs_spe): New insn.
151 * config/rs6000/predicates.md (save_world_operation): Fix check.
153 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
155 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
156 this point, so assert that.
158 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
160 * cfganal.c: Include vec.h and vecprim.h.
161 (compute_idf): Import from...
162 * tree-into-ssa (compute_idf): ...here.
163 * basic-block.h (compute_idf): Export.
165 2008-06-26 Joseph Myers <joseph@codesourcery.com>
167 * c-decl.c (merge_decls): Use !current_function_decl to check for
168 extern declaration of C99 inline function being at file scope.
170 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
172 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
174 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
176 * alias.c (record_alias_subset, init_alias_analysis): Fix
177 -Wc++-compat and/or -Wcast-qual warnings.
178 * attribs.c (lookup_attribute_spec): Likewise.
179 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
180 copy_bb, connect_traces,
181 find_rarely_executed_basic_blocks_and_cr): Likewise.
182 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
183 note_btr_set, migrate_btr_defs): Likewise.
184 * builtins.c (result_vector, expand_builtin_memcpy,
185 expand_builtin_mempcpy_args, expand_builtin_strncpy,
186 builtin_memset_read_str, expand_builtin_printf,
187 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
189 * caller-save.c (mark_set_regs): Likewise.
190 * calls.c (expand_call, emit_library_call_value_1): Likewise.
191 * cgraph.c (cgraph_edge): Likewise.
192 * combine.c (likely_spilled_retval_1): Likewise.
193 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
194 htab_counts_entry_del, get_coverage_counts): Likewise.
195 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
196 new_cselib_val): Likewise.
197 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
198 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
200 * df-core.c (df_compact_blocks): Likewise.
201 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
202 * df-scan.c (df_grow_reg_info, df_ref_create,
203 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
204 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
205 df_record_entry_block_defs, df_record_exit_block_uses,
206 df_bb_verify): Likewise.
207 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
208 DF_REF_EXTRACT_MODE_CONST): New.
209 * dominance.c (get_immediate_dominator, get_dominated_by,
210 nearest_common_dominator, root_of_dom_tree,
211 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
212 -Wc++-compat and/or -Wcast-qual warnings.
213 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
214 record_store, replace_read, check_mem_read_rtx, scan_insn,
215 dse_step1, dse_record_singleton_alias_set): Likewise.
216 * dwarf2asm.c (dw2_force_const_mem): Likewise.
218 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
220 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
221 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
222 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
223 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
224 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
225 add_ranges_num, add_ranges_by_labels, file_info_cmp,
226 file_name_acquire, output_file_names, add_const_value_attribute,
227 premark_used_types_helper, file_table_eq, file_table_hash,
228 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
229 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
230 -Wcast-qual warnings.
231 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
232 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
233 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
234 gen_reg_rtx, start_sequence, init_emit): Likewise.
235 * et-forest.c (et_new_occ, et_new_tree): Likewise.
236 * except.c (init_eh_for_function, gen_eh_region,
237 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
238 arh_to_landing_pad, arh_to_label, add_action_record,
239 add_call_site, switch_to_exception_section): Likewise.
240 * expmed.c (synth_mult): Likewise.
241 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
242 store_expr): Likewise.
243 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
245 * function.c (assign_stack_temp_for_type,
246 allocate_struct_function, match_asm_constraints_1): Likewise.
247 * gcov-io.c (gcov_allocate): Likewise.
248 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
249 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
250 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
251 record_one_set, insert_expr_in_table, insert_set_in_table,
252 dump_hash_table, compute_hash_table_work, alloc_hash_table,
253 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
254 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
255 -Wcast-qual warnings.
257 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
260 -Wcast-qual warnings.
261 * gcc.c (process_command): Likewise.
262 * genattrtab.c (oballoc): Use XOBNEW.
263 (oballocvec): Define.
264 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
265 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
266 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
267 -Wc++-compat and/or -Wcast-qual warnings.
268 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
269 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
270 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
271 gen_presence_absence_set, gen_automaton, gen_regexp_el,
272 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
273 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
274 add_excls, process_presence_absence_names,
275 process_presence_absence_patterns, add_presence_absence,
276 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
277 get_free_state, add_arc, get_free_automata_list_el,
278 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
279 transform_3, cache_presence, create_ainsns, create_automata,
280 create_state_ainsn_table, dfa_insn_code_enlarge,
281 output_trans_func, output_min_issue_delay_func,
282 output_dead_lock_func, output_reset_func,
283 output_get_cpu_unit_code_func, output_dfa_start_func,
284 expand_automata): Likewise.
285 * genextract.c (gen_insn): Likewise.
286 * gengtype-lex.l: Likewise.
287 * gengtype.c (read_input_list, adjust_field_type,
288 process_gc_options): Likewise.
289 * genoutput.c (note_constraint): Likewise.
290 * genpreds.c (mangle, add_constraint): Likewise.
291 * genrecog.c (process_define_predicate, new_decision,
292 add_to_sequence): Likewise.
293 * gensupport.c (record_insn_name): Likewise.
295 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
297 * config/i386/driver-i386.c (detect_caches_amd,
298 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
299 and/or -Wcast-qual warnings.
300 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
301 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
302 gt_pch_save): Likewise.
303 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
304 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
305 * global.c (compute_regsets): Likewise.
306 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
307 finish_graph_dump_file): Likewise.
308 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
309 unlink_bb_notes): Likewise.
310 * integrate.c (get_hard_reg_initial_val): Likewise.
311 * ipa-prop.c (ipa_push_func_to_list): Likewise.
312 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
313 * local-alloc.c (update_equiv_regs): Likewise.
314 * loop-invariant.c (check_invariant_table_size,
315 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
317 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
318 altered_reg_used, mark_altered): Likewise.
319 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
320 insert_var_expansion_initialization,
321 combine_var_copies_in_loop_exit, apply_opt_in_copies,
322 release_var_copies): Likewise.
323 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
324 analyze_matrix_decl, add_allocation_site, analyze_transpose,
325 analyze_accesses_for_phi_node, check_var_notmodified_p,
326 check_allocation_function, find_sites_in_func,
327 record_all_accesses_in_func, transform_access_sites,
328 transform_allocation_sites): Likewise.
329 * omp-low.c (new_omp_region, create_omp_child_function_name,
330 check_omp_nesting_restrictions, check_combined_parallel,
331 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
332 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
333 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
334 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
336 * opts-common.c (prune_options): Likewise.
337 * opts.c (add_input_filename, print_filtered_help,
338 get_option_state): Likewise.
339 * params.c (add_params): Likewise.
340 * passes.c (set_pass_for_id, next_pass_1,
341 do_per_function_toporder, pass_fini_dump_file): Likewise.
342 * postreload.c (reload_cse_simplify_operands): Likewise.
343 * predict.c (tree_predicted_by_p, tree_predict_edge,
344 clear_bb_predictions, combine_predictions_for_bb): Likewise.
346 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
348 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
350 * recog.c (check_asm_operands, validate_change_1): Likewise.
351 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
352 subst_asm_stack_regs): Likewise.
353 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
354 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
355 * regmove.c (reg_is_remote_constant_p): Likewise.
356 * regrename.c (regrename_optimize, scan_rtx_reg,
357 kill_clobbered_value, kill_set_value, kill_autoinc_value):
359 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
360 regstat_compute_calls_crossed): Likewise.
361 * reload1.c (init_reload, new_insn_chain,
362 has_nonexceptional_receiver, reload, copy_reloads,
363 calculate_needs_all_insns, init_elim_table): Likewise.
364 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
365 * rtl.c (shallow_copy_rtx_stat): Likewise.
366 * rtlanal.c (parms_set): Likewise.
367 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
368 sbitmap_resize, sbitmap_vector_alloc): Likewise.
369 * sched-ebb.c (earliest_block_with_similiar_load,
370 add_deps_for_risky_insns): Likewise.
371 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
372 schedule_region): Likewise.
373 * see.c (eq_descriptor_pre_extension,
374 hash_descriptor_pre_extension, hash_del_pre_extension,
375 eq_descriptor_properties, hash_descriptor_properties,
376 hash_del_properties, see_seek_pre_extension_expr,
377 see_initialize_data_structures, see_print_register_properties,
378 see_print_pre_extension_expr, see_delete_merged_def_extension,
379 see_delete_unmerged_def_extension, see_emit_use_extension,
380 see_pre_delete_extension, see_map_extension, see_commit_changes,
381 see_analyze_merged_def_local_prop,
382 see_analyze_merged_def_local_prop,
383 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
384 see_set_prop_merged_def, see_set_prop_unmerged_def,
385 see_set_prop_unmerged_use, see_print_one_extension,
386 see_merge_one_use_extension, see_merge_one_def_extension,
387 see_store_reference_and_extension, see_update_uses_relevancy,
388 see_update_defs_relevancy): Likewise.
389 * statistics.c (hash_statistics_hash, hash_statistics_eq,
390 hash_statistics_free, curr_statistics_hash): Likewise.
391 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
392 expand_asm_operands, expand_return, case_bit_test_cmp,
393 expand_case): Likewise.
394 * stor-layout.c (start_record_layout): Likewise.
395 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
396 gt_pch_save_stringpool): Likewise.
397 * tree-data-ref.c (hash_stmt_vertex_info,
398 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
399 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
401 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md : Change constraints of HImode and QImode
405 immediate operands from "i" to "n". Change SImode "ni" constraint to
406 "i" and SImode "rmi" constraint to "g". Remove all constraints
407 from const0_operand and const1_operand predicated operands.
408 (i): Change QImode and HImode attribute from "i" to "n".
409 (*subqi_2): Change HImode operands to QImode.
412 2008-06-25 Olivier Hainque <hainque@adacore.com>
414 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
417 2008-06-25 Richard Guenther <rguenther@suse.de>
419 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
420 not overflow the result type.
422 2008-06-25 Richard Guenther <rguenther@suse.de>
424 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
425 (vn_lookup): Likewise.
427 2008-06-25 Richard Guenther <rguenther@suse.de>
429 PR tree-optimization/35518
430 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
431 * tree-sra.c (instantiate_element): Use fold_build3 to build
433 (try_instantiate_multiple_fields): Likewise.
435 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
437 * config/rs6000/rs6000.md: Change all string instruction's clobber to
440 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
442 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
443 use_backchain_to_restore_sp to true
444 if the offset of the link register save area would go over the 32k - 1
445 offset limit of the load
448 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
450 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
451 anchor for the type-punning blurb. Cross-reference "Structures
452 unions enumerations and bit-fields implementation". Provide a
453 cast-through-pointer example. Make final sentence self-contained.
454 * doc/implement-c.texi (Structures unions enumerations and
455 bit-fields implementation): Cross-reference the type-punning blurb
456 in the -fstrict-aliasing documentation.
458 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
461 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
462 the memory instead of the memory itself for the save area.
464 2008-06-24 Olivier Hainque <hainque@adacore.com>
465 Nicolas Roche <roche@adacore.com>
467 * gengtype.c (srcdir_len): size_t instead of int.
468 (get_file_realbasename): New function. For F a filename, the real
469 basename of F, with all the path components stripped.
470 (get_file_srcdir_relative_path): New function. For F a filename, the
471 relative path to F from $(srcdir).
472 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
473 get_file_realbasename. Adjust the head comment.
474 (get_prefix_langdir_index): New function. For F a filename, return the
475 lang_dir_names[] relative index of the language directory that is
477 (get_file_langdir): For F a filename, return the name of the language
478 directory where F is located.
479 (get_file_gtfilename): New function. The gt- output file name for an
481 (get_output_file_with_visibility): Replace in-line computations with
482 uses of get_file_gtfilename and get_prefix_langdir_index.
483 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
485 2008-06-24 Jakub Jelinek <jakub@redhat.com>
487 PR tree-optimization/36504
488 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
489 references without base address.
491 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
494 * calls.c (expand_call): Increase alignment for recursive functions.
496 2008-06-23 Anatoly Sokolov <aesok@post.ru>
498 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
499 (TARGET_FUNCTION_VALUE): New define.
500 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
501 * config/avr/avr.h (FUNCTION_VALUE): Remove.
503 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
505 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
506 (fmod<mode>3): Ditto.
507 (remainderxf3): Ditto.
508 (remainder<mode>3): Ditto.
510 2008-06-23 Jakub Jelinek <jakub@redhat.com>
513 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
514 REG is a hard register.
516 PR tree-optimization/36508
517 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
518 499, don't check it at all in release compilers.
520 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
523 together with SSE_TARGET_MATH to disable insn pattern.
524 (*fop_<MODEF:mode>_2_i387): Ditto.
525 (*fop_<MODEF:mode>_3_i387): Ditto.
527 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
529 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
531 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
534 * gimplify.c (gimplify_asm_expr): Check the return code of
535 parse_output_constraint call, set function return and is_inout
538 2008-06-22 Ian Lance Taylor <iant@google.com>
540 * c-lex.c (narrowest_unsigned_type): Change itk to int.
541 (narrowest_signed_type): Likewise.
542 * c-typeck.c (c_common_type): Change local variable mclass to enum
544 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
545 tcc_comparison, not the tree code itself.
546 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
547 (c_expand_expr): Cast modifier to enum expand_modifier.
548 * c-common.h (C_RID_CODE): Add casts.
549 (C_SET_RID_CODE): Define.
550 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
551 (c_lex_one_token): Add cast to avoid warning.
552 (c_parser_objc_type_name): Rename local typename to type_name.
553 (check_no_duplicate_clause): Change code parameter to enum
555 (c_parser_omp_var_list_parens): Change kind parameter to enum
557 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
558 c_parser_omp_list_var_parens.
559 (c_parser_omp_threadprivate): Likewise.
560 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
561 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
562 * c-format.c (NO_FMT): Define.
563 (printf_length_specs): Use NO_FMT.
564 (asm_fprintf_length_specs): Likewise.
565 (gcc_diag_length_specs): Likewise.
566 (scanf_length_specs): Likewise.
567 (strfmon_length_specs): Likewise.
568 (gcc_gfc_length_specs): Likewise.
569 (printf_flag_specs): Change 0 to STD_C89.
570 (asm_fprintf_flag_specs): Likewise.
571 (gcc_diag_flag_specs): Likewise.
572 (gcc_cxxdiag_flag_specs): Likewise.
573 (scanf_flag_specs): Likewise.
574 (strftime_flag_specs): Likewise.
575 (strfmon_flag_specs): Likewise.
576 (print_char_table): Likewise.
577 (asm_fprintf_char_table): Likewise.
578 (gcc_diag_char_table): Likewise.
579 (gcc_tdiag_char_table): Likewise.
580 (gcc_cdiag_char_table): Likewise.
581 (gcc_cxxdiag_char_table): Likewise.
582 (gcc_gfc_char_table): Likewise.
583 (scan_char_table): Likewise.
584 (time_char_table): Likewis.
585 (monetary_char_table): Likewise.
586 * c-format.h (BADLEN): Likewise.
588 2008-06-21 Ian Lance Taylor <iant@google.com>
590 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
591 Define END_OF_BASE_TREE_CODES around inclusion.
592 * tree.c (tree_code_type): New global array.
593 (tree_code_length, tree_code_name): Likewise.
594 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
596 (all-tree.def, s-alltree): New targets.
597 (gencheck.h, s-gencheck): Remove.
598 (tree.o): Depend upon all-tree.def.
599 (build/gencheck.o): Remove gencheck.h dependency.
600 (mostlyclean): Don't remove gencheck.h.
601 * c-common.h (enum c_tree_code): Remove.
602 * c-lang.c (tree_code_type): Remove.
603 (tree_code_length, tree_code_name): Remove.
604 * gencheck.c (tree_codes): Include all-tree.def, rather than
605 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
607 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
609 * cp/cp-tree.h (enum cplus_tree_code): Remove.
610 (operator_name_info): Size to MAX_TREE_CODES.
611 (assignment_operator_name_info): Likewise.
612 * cp/cp-lang.c (tree_code_type): Remove.
613 (tree_code_length, tree_code_name): Remove.
614 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
615 (assignment_operator_name_info): Likewise.
616 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
618 * cp/mangle.c (write_expression): Likewise.
619 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
620 * fortran/f95-lang.c (tree_code_type): Remove.
621 (tree_code_length, tree_code_name): Remove.
622 * java/java-tree.h (enum java_tree_code): Remove.
623 * java/lang.c (tree_code_type): Remove.
624 (tree_code_length, tree_code_name): Remove.
625 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
626 * objc/objc-act.h (enum objc_tree_code): Remove.
627 * objc/objc-lang.c (tree_code_type): Remove.
628 (tree_code_length, tree_code_name): Remove.
629 * objcp/objcp-lang.c (tree_code_type): Remove.
630 (tree_code_length, tree_code_name): Remove.
631 * ada/ada-tree.h (enum gnat_tree_code): Remove.
632 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
633 * ada/misc.c (tree_code_type): Remove.
634 (tree_code_length, tree_code_name): Remove.
636 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
638 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
639 the grand_bitmap_obstack.
641 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
643 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
644 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
645 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
646 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
647 move_stmt_r, new_label_mapper): Likewise.
648 * tree-complex.c (cvc_lookup): Likewise.
649 * tree-dfa.c (create_function_ann): Likewise.
650 * tree-dump.c (dump_register): Likewise.
651 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
652 find_phi_replacement_condition): Likewise.
653 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
654 tree_function_versioning): Likewise.
655 * tree-into-ssa.c (cmp_dfsnum): Likewise.
656 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
657 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
658 get_nonlocal_debug_decl, convert_nonlocal_reference,
659 convert_nonlocal_omp_clauses, get_local_debug_decl,
660 convert_local_reference, convert_local_omp_clauses,
661 convert_nl_goto_reference, convert_nl_goto_receiver,
662 convert_tramp_reference, convert_call_expr): Likewise.
663 * tree-outof-ssa.c (contains_tree_r): Likewise.
664 * tree-parloops.c (reduction_phi, initialize_reductions,
665 eliminate_local_variables_1, add_field_for_reduction,
666 add_field_for_name, create_phi_for_local_result,
667 create_call_for_reduction_1, create_loads_for_reductions,
668 create_stores_for_reduction, create_loads_and_stores_for_name):
670 * tree-phinodes.c (allocate_phi_node): Likewise.
671 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
672 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
673 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
674 * tree-ssa-coalesce.c (compare_pairs): Likewise.
675 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
676 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
677 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
678 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
679 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
680 vn_nary_op_insert): Likewise.
681 * tree-ssa.c (redirect_edge_var_map_add,
682 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
683 * tree-vectorizer.c (vectorize_loops): Likewise.
684 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
685 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
686 tree_cons_stat, build1_stat, build_variant_type_copy,
687 decl_init_priority_lookup, decl_fini_priority_lookup,
688 decl_priority_info, decl_restrict_base_lookup,
689 decl_restrict_base_insert, decl_debug_expr_lookup,
690 decl_debug_expr_insert, decl_value_expr_lookup,
691 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
692 type_hash_add, get_file_function_name, tree_check_failed,
693 tree_not_check_failed, tree_range_check_failed,
694 omp_clause_range_check_failed, build_omp_clause,
695 build_vl_exp_stat): Likewise.
696 * value-prof.c (gimple_histogram_value,
697 gimple_duplicate_stmt_histograms): Likewise.
698 * var-tracking.c (attrs_list_insert, attrs_list_copy,
699 unshare_variable, variable_union_info_cmp_pos, variable_union,
700 dataflow_set_different_1, dataflow_set_different_2,
701 vt_find_locations, variable_was_changed, set_variable_part,
702 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
703 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
704 section_entry_hash, object_block_entry_eq,
705 object_block_entry_hash, create_block_symbol,
706 initialize_cold_section_name, default_function_rodata_section,
707 strip_reg_name, set_user_assembler_name, const_desc_eq,
708 build_constant_desc, output_constant_def, lookup_constant_def,
709 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
710 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
711 default_internal_label): Likewise.
712 * varray.c (varray_init, varray_grow): Likewise.
713 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
715 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
718 operators for "test" insn. Macroize insn using SWI mode macro.
719 (*jcc_fused_2): Ditto.
720 (*jcc_fused_3): Macroize insn using SWI mode macro.
721 (*jcc_fused_4): Ditto.
723 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
725 * tree-ssa-pre.c: Fix typo in comment.
726 (init_antic, fini_antic): Add explicit funtions for
727 initializing and deinitializing ANTIC and AVAIL sets.
728 (create_expression_by_pieces): Fix typo in comment.
729 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
730 (execute_pre): Eventually dump details about ANTIC_IN.
732 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
734 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
735 * gcc.c (translate_options, init_spec, store_arg, read_specs,
736 add_to_obstack, file_at_path, find_a_file, execute,
737 add_preprocessor_option, add_assembler_option, add_linker_option,
738 process_command, insert_wrapper, do_option_spec, do_self_spec,
739 spec_path, do_spec_1, is_directory, main, used_arg,
740 getenv_spec_function): Likewise.
741 * tlink.c (symbol_hash_lookup, file_hash_lookup,
742 demangled_hash_lookup, symbol_push, file_push, frob_extension):
745 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
747 * doc/rtl.texi: Updated subreg section.
749 2008-06-19 Jakub Jelinek <jakub@redhat.com>
752 * cgraphunit.c (cgraph_process_new_functions): Don't clear
753 node->needed and node->reachable.
754 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
755 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
756 (expand_task_call): Don't call expand_task_copyfn.
757 (expand_task_copyfn): Renamed to...
758 (finalize_task_copyfn): ... this.
760 2008-06-19 Jan Hubicka <jh@suse.cz>
762 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
763 clobbering framepointer.
765 2008-06-19 Jan Hubicka <jh@suse.cz>
767 * tree-optimize.c (execute_early_local_optimizations): Set
768 cgraph_state only at first invocation.
770 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
772 * system.h (-Wc++-compat): Activate as a warning, no an error.
774 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
776 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
777 instead of "#" in insn asm template.
778 (*jcc_fused_2): Ditto.
780 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
782 * config/i386/i386.h (ix86_tune_indices)
783 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
784 (TARGET_FUSE_CMP_AND_BRANCH): New define.
785 * config/i386/i386.md (*jcc_fused_1): New insn pattern
786 (*jcc_fused_2): Ditto.
787 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
788 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
789 (print operand): Handle 'E' and 'e' code.
791 2008-06-19 Anatoly Sokolov <aesok@post.ru>
793 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
794 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
795 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
797 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
799 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
801 (cgraph_expand_function): Use local copy of decl.
802 (cgraph_expand_all_functions): Remove redundant initialization of
804 (cgraph_optimize): Reword internal_error message.
806 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
808 * arm-protos.h (arm_return_in_memory): Remove public
809 arm_return_in_memory() prototype.
810 * arm.c (arm_return_in_memory): Add static prototype, add target
811 hook macro, change definition and comments.
812 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
814 2008-06-19 Ben Elliston <bje@au.ibm.com>
816 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
817 real.c: Remove references to IEEE 754R.
818 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
819 * doc/libgcc.texi (Decimal float library routines): Likewise.
821 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
823 * targhooks.h (struct gcc_target): New member unwind_word_mode.
824 (default_unwind_word_mode): Add prototype.
825 * targhooks.c (default_unwind_word_mode): New function.
826 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
827 instead of word_mode.
828 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
829 (TARGET_INITIALIZER): Use it.
831 * c-common.c (handle_mode_attribute): Support "unwind_word"
833 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
835 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
836 word_mode to access SjLj_Function_Context member "data".
837 (sjlj_emit_dispatch_table): Likewise. Also, perform type
838 conversion from targetm.eh_return_filter_mode () to
839 targetm.unwind_word_mode () if they differ.
841 * builtin-types.def (BT_UNWINDWORD): New primitive type.
842 (BT_FN_UNWINDWORD_PTR): New function type.
843 (BT_FN_WORD_PTR): Remove.
844 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
845 * except.c (expand_builtin_extend_pointer): Convert pointer to
846 targetm.unwind_word_mode () instead of word_mode.
848 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
849 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
850 (spu_unwind_word_mode): New function.
851 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
852 (TARGET_UNWIND_WORD_MODE): Define.
853 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
855 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
857 * config/spu/spu.c (reg_align): Remove.
858 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
859 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
860 (spu_split_store): Likewise.
862 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
864 * gcc/tree-vn.c: Fix typo in comment.
866 2008-06-18 Jan Hubicka <jh@suse.cz>
868 * cgraphunit.c (cgraph_optimize): Output debug info when doing
869 toplevel reorder too.
871 2008-06-18 Jan Hubicka <jh@suse.cz>
873 * c-opts.c (c_common_post_options): PCH is not compatible with
875 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
876 -fno-toplevel-reorder by default now.
878 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
880 PR documentation/30739
881 * doc/install.texi (Prerequisites): Document dependency on awk.
883 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
884 Ian Lance Taylor <iant@google.com>
886 PR rtl-optimization/35604
887 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
888 only want to change jump destinations, not eventual label comparisons.
890 2008-06-16 Jan Hubicka <jh@suse.cz>
892 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
894 (cgraph_analyze_function): Likewise.
896 2008-06-16 Jan Hubicka <jh@suse.cz>
898 * cgraph.h (cgraph_mark_if_needed): New function.
899 * cgraphunit.c (cgraph_mark_if_needed): New function.
900 * c-decl.c (duplicate_decl): Use it.
902 2008-06-16 Jan Hubicka <jh@suse.cz>
904 * cgraph.c (cgraph_add_new_function): When in expansion state, do
907 2008-06-16 Jan Hubicka <jh@suse.cz>
909 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
911 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
912 Kazu Hirata <kazu@codesourcery.com>
913 Maxim Kuvyrkov <maxim@codesourcery.com
915 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
916 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
917 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
918 EXTRA_SPEC_FUNCTIONS.
919 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
920 (DRIVER_SELF_SPECS): Adjust.
921 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
922 * config/mips/st.h, config/mips/t-st: New.
923 * config/mips/driver-native.c, config/mips/x-native: New.
924 * doc/invoke.texi (MIPS): Document 'native' value for -march and
927 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
929 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
931 (ISA_HAS_FP_CONDMOVE): New macro.
932 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
933 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
934 (ISA_HAS_NMADD3_NMSUB3): New macro.
935 * config/mips/mips.c (mips_rtx_costs): Update.
936 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
937 compiling for ST Loongson 2E/2F.
938 (madd<mode>): Rename to madd4<mode>. Update.
939 (madd3<mode>): New pattern.
940 (msub<mode>): Rename to msub4<mode>. Update.
941 (msub3<mode>): New pattern.
942 (nmadd<mode>): Rename to nmadd4<mode>. Update.
943 (nmadd3<mode>): New pattern.
944 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
945 (nmadd3<mode>_fastmath): New pattern.
946 (nmsub<mode>): Rename to nmsub4<mode>. Update.
947 (nmsub3<mode>): New pattern.
948 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
949 (nmsub3<mode>_fastmath): New pattern.
950 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
952 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
954 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
955 (DF_REF_INSN_INFO): New.
956 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
957 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
958 with a NULL DF_REF_INSN_INFO.
959 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
961 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
962 DF_INSN_INFO_EQ_USES): New.
963 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
964 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
965 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
966 * df-core.c: Update comment for above changes.
967 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
968 DF_INSN_UID_* macros.
969 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
970 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
971 insn rtx. Update all callers.
972 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
973 df_ref_create_structure, df_insn_refs_collect): Likewise.
974 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
975 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
976 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
977 macros to access the insn refs.
978 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
979 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
980 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
981 for accessing the refs.
982 (try_fwprop_subst): Likewise.
983 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
984 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
985 for accessing the refs.
986 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
987 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
988 to look at the insn refs.
989 (record_uses): Likewise.
990 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
992 (mark_artificial_uses): Don't mark_insn for artificial refs.
993 (mark_reg_rependencies): Likewise.
995 * doc/rtl.texi: Remove documentation of ADDRESSOF.
997 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
999 * configure: Regenerate.
1001 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1003 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1004 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1005 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1007 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1009 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1010 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1011 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1013 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1015 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1016 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1017 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1019 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1021 * tree-ssa-sccvn.c: Fix format of comments.
1023 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1025 * cgraph.c: Remove unneeded forward declarations of eq_node()
1028 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1030 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1032 (see_update_relevancy): Likewise.
1033 * fwprop.c (try_fwprop_subst): Likewise.
1034 * rtlanal.c (noop_move_p): Likewise.
1035 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1036 notes to non-existing libcall blocks.
1037 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1039 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1040 (dead_libcall_p): Remove.
1041 (delete_trivially_dead_insns): Don't use it.
1042 * web.c (union_defs): Remove comment about keeping nops.
1043 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1044 (compute_hash_table_work): Don't track libcall notes.
1045 (do_local_cprop): Don't take libcall pointers. Don't update
1047 (adjust_libcall_notes): Deleted.
1048 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1049 ever have existed in the first place).
1050 (replace_store_insn): Don't try to remove libcall notes.
1051 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1052 (resolve_reg_notes): Don't call them.
1053 (resolve_simple_move): Likewise.
1054 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1055 Don't remove REG_RETVAL notes.
1056 * emit-rtl.c (try_split): Don't update libcall notes.
1057 (emit_copy_of_insn_after): Dito.
1058 * cselib.c (cselib_current_insn_in_libcall): Remove.
1059 (cselib_process_insn): Don't set/clear it.
1060 (new_elt_loc_list): Don't record it.
1061 (cselib_init): Don't initialize it.
1062 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1063 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1065 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1066 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1067 (init_deps): Don't initialize it.
1068 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1069 * combine.c (delete_noop_moves): Don't update libcall notes.
1070 (can_combine_p): Remove now pointless #if 0 block.
1071 (try_combine): Remove another obsolete #if 0 block.
1072 (distribute_notes): Don't distribute libcall notes.
1073 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1074 * dce.c (libcall_dead_p): Remove.
1075 (delete_unmarked_insns): Don't handle libcall blocks.
1076 (preserve_libcall_for_dce): Remove.
1077 (prescan_insns_for_dce): Don't special-case libcall block insns.
1078 * reload1 (reload): Don't handle libcall notes.
1079 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1082 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1084 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1085 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1086 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1088 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1090 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1091 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1092 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1094 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1096 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1098 2008-06-16 Ira Rosen <irar@il.ibm.com>
1100 PR tree-optimization/36493
1101 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1102 the arguments list. Use VECTYPE to create vector pointer.
1103 (vectorizable_store): Fail if accesses through a pointer to vectype
1104 do not alias the original memory reference operands.
1105 Call vect_create_data_ref_ptr without the removed argument.
1106 (vectorizable_load): Likewise.
1107 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1110 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1113 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1116 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1118 * config/mips/loongson2ef.md: New file.
1119 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1120 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1121 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1122 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1123 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1125 (loongson2ef.md): New include.
1126 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1127 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1128 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1129 (loongson_gt_<mode>, loongson_extract_halfword)
1130 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1131 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1132 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1133 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1134 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1135 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1136 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1137 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1138 (vec_interleave_low<mode>): Define type attribute.
1139 * config/mips/mips.c (mips_ls2): New static variable.
1140 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1141 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1142 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1143 Implement target scheduling hooks.
1144 (mips_multipass_dfa_lookahead): Update to handle tuning for
1146 (mips_sched_init): Initialize data for Loongson scheduling.
1147 (mips_ls2_variable_issue): New static function.
1148 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1150 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1151 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1152 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1153 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1154 Handle ST Loongson 2E/2F cores.
1155 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1157 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1159 * omp-low.c (extract_omp_for_data): Fix comment typo.
1162 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1164 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1165 FIXME note about gcc/config.guess.
1166 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1167 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1168 * doc/cppopts.texi: Likewise.
1169 * doc/extend.texi: Likewise.
1170 * doc/gcc.texi: Likewise.
1171 * doc/gccint.texi: Likewise.
1172 * doc/gcov.texi: Likewise.
1173 * doc/gty.texi: Likewise.
1174 * doc/hostconfig.texi: Likewise.
1175 * doc/install.texi: Likewise.
1176 * doc/invoke.texi: Likewise.
1177 * doc/loop.texi: Likewise.
1178 * doc/makefile.texi: Likewise.
1179 * doc/md.texi: Likewise.
1180 * doc/passes.texi: Likewise.
1181 * doc/tm.texi: Likewise.
1182 * doc/tree-ssa.texi: Likewise.
1183 * doc/trouble.texi: Likewise.
1185 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1186 Nathan Sidwell <nathan@codesourcery.com>
1187 Maxim Kuvyrkov <maxim@codesourcery.com>
1188 Richard Sandiford <rdsandiford@googlemail.com>
1190 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1191 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1192 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1194 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1195 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1196 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1198 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1199 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1200 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1201 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1202 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1203 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1204 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1205 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1206 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1207 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1208 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1209 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1210 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1211 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1212 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1213 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1214 (mips_builtins): Add Loongson builtins.
1215 (mips_loongson_2ef_bdesc): New.
1216 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1217 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1218 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1219 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1221 (mips_expand_vector_init): New.
1222 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1223 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1225 * config/mips/mips.md: Add unspec numbers for Loongson
1226 builtins. Include loongson.md.
1227 (MOVE64): Include Loongson vector modes.
1228 (SPLITF): Include Loongson vector modes.
1229 (HALFMODE): Handle Loongson vector modes.
1230 * config/mips/loongson.md: New.
1231 * config/mips/loongson.h: New.
1232 * config.gcc: Add loongson.h header for mips*-*-* targets.
1233 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1235 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1237 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1238 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1239 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1240 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1241 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1242 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1243 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1244 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1245 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1246 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1247 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1248 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1249 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1250 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1251 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1252 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1253 Remove use_fixproto=yes.
1254 (ia64*-*-hpux*): Remove comment about using fixproto.
1255 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1257 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1259 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1261 * configure: Regenerate.
1263 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1266 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1267 before evaluating it.
1269 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1272 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1273 nested inline functions.
1274 (start_decl, start_function): Don't invert DECL_EXTERNAL
1275 for nested inline functions.
1277 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1279 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1280 splits that must be made for correctness.
1282 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1284 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1285 (AVAIL_NON_MIPS16): Likewise.
1286 (mips_builtin_description): Replace target_flags with a predicate.
1287 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1288 (dspr2_32): New availability predicates.
1289 (MIPS_BUILTIN): New macro.
1290 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1291 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1292 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1293 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1294 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1295 (mips_dsp_32only_bdesc): Merge into...
1296 (mips_builtins): ...this new array.
1297 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1298 (mips_init_builtins): Update after above changes.
1299 (mips_expand_builtin_1): Merge into...
1300 (mips_expand_builtin): ...here and update after above changes.
1302 2008-06-12 Paul Brook <paul@codesourcery.com>
1304 * longlong.h (__arm__): Define count_leading_zeros.
1305 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1306 (clzsi2, clzdi2): New functions.
1307 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1308 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1309 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1310 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1311 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1312 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1313 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1314 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1315 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1316 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1318 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1320 * config/m68k/m68k.c (m68k_tune_flags): New.
1321 (override_options): Compute m68k_tune_flags.
1322 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1323 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1325 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1328 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1330 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1332 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1333 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1335 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1337 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1338 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1340 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1343 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1346 2008-06-12 Richard Guenther <rguenther@suse.de>
1348 PR tree-optimization/36345
1349 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1350 add memory_tag_needed flag.
1351 (may_alias_p): Declare.
1352 * tree-ssa-alias.c (may_alias_p): Export.
1353 (set_initial_properties): Use memory_tag_needed flag.
1354 (update_reference_counts): Likewise.
1355 (reset_alias_info): Reset memory_tag_needed flag.
1356 (create_name_tags): Check memory_tag_needed flag.
1357 (dump_points_to_info_for): Dump it.
1358 * tree-ssa-structalias.c (struct variable_info): Remove
1359 directly_dereferenced flag.
1360 (new_var_info): Do not initialize it.
1361 (process_constraint_1): Do not set it.
1362 (update_alias_info): Set is_dereferenced flag.
1363 (set_uids_in_ptset): Use may_alias_p.
1364 (set_used_smts): Check memory_tag_needed flag.
1365 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1366 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1367 memory_tag_needed flag.
1368 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1371 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1373 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1374 red zone for w64 abi.
1375 (ix86_expand_prologue): Likewise.
1376 (ix86_force_to_memory): Likewise.
1377 (ix86_free_from_memory): Likewise.
1379 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1382 * config/rs6000/rs6000.c (rs6000_override_options): Set
1383 rs6000_isel conditionally to the absence of comand line override.
1384 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1385 Remove duplicate rs6000_isel setting.
1386 * config/rs6000/eabispe.h: Ditto.
1388 2008-06-11 Richard Guenther <rguenther@suse.de>
1390 * alias.c (get_alias_set): Use the element alias-set for arrays.
1391 (record_component_aliases): For arrays and vectors do nothing.
1392 * c-common.c (strict_aliasing_warning): Handle the cases
1393 of alias set zero explicitly.
1394 * Makefile.in (dfp.o-warn): Add -Wno-error.
1396 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1398 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1400 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1401 tune_32 tune_64 to supported_defaults. Allow values not
1402 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1403 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1404 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1405 with_cpu_64 to generic for 64-bit-supporting configurations, not
1406 with_cpu. Remove FIXMEs.
1407 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1408 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1409 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1410 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1411 arch_32 and arch_64.
1413 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1414 Olivier Hainque <hainque@adacore.com>
1416 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1417 Use DECL_SIZE_UNIT to retrieve the size of the field.
1419 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1421 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1422 with function calls after declarations. Lay out
1423 neon_float_type_node before further use.
1425 2008-06-11 Richard Guenther <rguenther@suse.de>
1427 * tree-flow.h (may_point_to_global_var): Declare.
1428 * tree-ssa-alias.c (may_point_to_global_var): New function.
1429 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1431 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1433 * configure.ac: Teach that fido supports .debug_line.
1434 * configure: Regenerate.
1436 2008-06-10 Tom Tromey <tromey@redhat.com>
1438 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1441 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1443 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1444 (encode_decimal64, decode_decimal64, encode_decimal128,
1445 decode_decimal128): Reverse order of 32-bit parts of value if host
1446 and target endianness differ.
1448 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1450 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1451 Avoid division by 0.
1452 (tree_mod_pow2_value_transform): Likewise.
1453 (tree_ic_transform): Likewise.
1454 (tree_stringops_transform): Likewise.
1455 (tree_mod_subtract_transform): Likewise.
1456 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1457 (copy_edges_for_bb): Likewise.
1458 (initialize_cfun): Likewise.
1460 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1463 nonmemory_operand. Add "N" operand constraint.
1465 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1466 (*jcc_btsi_mask): Ditto.
1467 (*jcc_btsi_mask_1): Ditto.
1469 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1471 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1472 TYPE_CANONICAL for copied element type.
1474 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1477 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1478 Add m_CORE2 and m_GENERIC.
1479 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1480 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1482 (*jcc_btdi_rex64): New instruction and split pattern.
1484 (*jcc_btsi_1): Ditto.
1485 (*btsq): Fix Intel asm dialect operand order.
1489 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1492 * simplify-rtx.c (simplify_subreg): Add check for shift count
1495 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1497 * doc/md.texi: Synchronize with later constraints.md change.
1498 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1499 with a C implementation.
1500 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1502 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1503 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1504 when moving to and from MD_REGNUM.
1505 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1506 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1507 Handle byte and halfword moves.
1508 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1510 * config/mips/constraints.md (h): Turn into NO_REGS.
1511 (l, x): Update documentation.
1512 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1513 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1514 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1515 (HILO): New mode iterator.
1517 (any_div): New code iterator.
1518 (u): Extend code attribute to div and udiv.
1519 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1520 d_operand in the splitters. Remove redundant CONST_INT checks.
1521 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1522 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1523 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1524 accordingly, using normal moves instead of unspecs to move LO into
1525 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1526 (<u>mulsidi3): Handle expansion in C code.
1527 (<u>mulsidi3_32bit_internal): Rename to...
1528 (<u>mulsidi3_32bit): ...this.
1529 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1530 (*<u>mulsidi3_64bit): Rename to...
1531 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1532 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1533 to set LO and HI to the multiplication result. Use a normal move
1534 for MFLO and an unspec for MFHI.
1535 (*<u>mulsidi3_64bit_parts): Replace with...
1536 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1537 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1538 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1539 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1540 instead of HI. Split the instruction into a separate multiplication
1541 and MFHI if !TARGET_FIX_R4000.
1542 (<su>muldi3_highpart): Likewise.
1543 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1544 and the "=h" clobber.
1545 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1546 (<u>mulditi3): New expander.
1547 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1548 (madsi): Remove "=h" clobber.
1549 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1550 Force the modulus result to be a GPR and split the instruction into
1551 a division followed by an MFHI after reload.
1552 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1553 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1554 the MIPS16 HIGH define_split.
1555 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1556 of acc<->gpr moves to "multi".
1557 (*movdi_64bit): Replace the single "x" alternative with
1558 alternatives for moving into and out of "a".
1559 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1560 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1561 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1562 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1563 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1564 (movti): New expander.
1565 (*movti, *movti_mips16): New insns.
1566 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1567 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1568 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1569 * config/mips/predicates.md (fpr_operand): Delete.
1570 (d_operand): New predicate.
1572 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1574 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1575 failure on some Bourne shells.
1576 (x86_64-*-*): Ditto.
1578 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1580 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1582 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1584 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1585 (sparc-sun-solaris2*): Likewise.
1587 2008-06-09 Arnaud Charlet <charlet@adacore.com
1589 * doc/install.texi: Update requirements to build the Ada compiler.
1591 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1593 * df-scan.c (struct df_scan_problem_data): Remove the
1594 mw_link_pool alloc pool.
1595 (df_scan_free_internal): Don't free it.
1596 (df_scan_alloc): Don't allocate it.
1597 * df.h (struct df_link): Update comment.
1599 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1601 * except.h: Correct checks for when SJLJ exceptions must be used.
1603 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1605 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1608 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1610 PR tree-optimization/36218
1611 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1612 configure for the build system.
1613 (BUILD_LDFLAGS): Define.
1614 * configure: Regenerate.
1615 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1617 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1620 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1621 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1622 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1624 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1626 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1628 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1630 * config.gcc (Obsolete configurations): Remove list of
1632 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1633 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1634 targets matched by those patterns.
1635 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1636 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1637 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1638 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1639 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1640 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1641 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1642 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1643 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1644 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1645 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1646 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1647 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1648 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1649 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1650 Make code for Solaris 7 and greater unconditional for Solaris.
1651 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1652 Remove --with-* handling.
1653 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1654 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1655 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1656 LINK_OS_WINDISS_SPEC): Remove.
1657 * config/rs6000/sysv4.opt (mwindiss): Remove.
1658 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1659 * configure: Regenerate.
1660 * doc/cpp.texi: Don't mention BeOS.
1661 * doc/extend.texi (interrupt): Don't mention MS1.
1662 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1663 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1664 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1665 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1666 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1668 * doc/invoke.texi (MT Options): Remove.
1669 (-mwindiss): Remove.
1670 (CRIS Options): Remove cris-axis-aout references.
1671 (HPPA Options): Don't mention hppa1.1-*-pro.
1672 * doc/md.texi: (MorphoTech family): Remove.
1673 * libgcc2.c: Don't handle UWIN.
1674 * config/alpha/t-unicosmk: Remove.
1675 * config/alpha/unicosmk.h: Remove.
1676 * config/arm/kaos-arm.h: Remove.
1677 * config/arm/kaos-strongarm.h: Remove.
1678 * config/arm/strongarm-coff.h: Remove.
1679 * config/arm/strongarm-elf.h: Remove.
1680 * config/arm/strongarm-pe.h: Remove.
1681 * config/arm/t-strongarm-pe: Remove.
1682 * config/arm/t-xscale-coff: Remove.
1683 * config/arm/t-xscale-elf: Remove.
1684 * config/arm/xscale-coff.h: Remove.
1685 * config/arm/xscale-elf.h: Remove.
1686 * config/chorus.h: Remove.
1687 * config/cris/aout.h: Remove.
1688 * config/cris/aout.opt: Remove.
1689 * config/cris/t-aout: Remove.
1690 * config/i386/beos-elf.h: Remove.
1691 * config/i386/kaos-i386.h: Remove.
1692 * config/i386/ptx4-i.h: Remove.
1693 * config/i386/sco5.h: Remove.
1694 * config/i386/sco5.opt: Remove.
1695 * config/i386/sysv4-cpp.h: Remove.
1696 * config/i386/sysv5.h: Remove.
1697 * config/i386/t-beos: Remove.
1698 * config/i386/t-sco5: Remove.
1699 * config/i386/t-uwin: Remove.
1700 * config/i386/uwin.asm: Remove.
1701 * config/i386/uwin.h: Remove.
1702 * config/kaos.h: Remove.
1703 * config/mips/windiss.h: Remove.
1704 * config/mt: Remove directory.
1705 * config/pa/pa-osf.h: Remove.
1706 * config/pa/pa-pro-end.h: Remove.
1707 * config/pa/t-pro: Remove.
1708 * config/ptx4.h: Remove.
1709 * config/rs6000/beos.h: Remove.
1710 * config/rs6000/kaos-ppc.h: Remove.
1711 * config/rs6000/t-beos: Remove.
1712 * config/rs6000/windiss.h: Remove.
1713 * config/sh/kaos-sh.h: Remove.
1714 * config/sol2-6.h: Remove.
1715 * config/sparc/sol26-sld.h: Remove.
1716 * config/sparc/sysv4-only.h: Remove.
1717 * config/vax/bsd.h: Remove.
1718 * config/vax/t-memfuncs: Remove.
1719 * config/vax/ultrix.h: Remove.
1720 * config/vax/vaxv.h: Remove.
1721 * config/windiss.h: Remove.
1723 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1725 PR rtl-optimization/36438
1726 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1727 for vector shifts with constant scalar shift operands.
1729 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1731 * doc/invoke.texi: Document -march=xlr.
1732 * config/mips/xlr.md: New file.
1733 * config/mips/mips.md: Include it.
1735 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1736 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1737 (mips_rtx_cost_data): Likewise.
1739 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1741 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1742 PRE_INC and PRE_DEC cases.
1744 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1746 PR rtl-optimization/36419
1747 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1748 the emitting jump insn.
1751 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1752 is not bool, boolify the whole *expr_p and convert to the desired type.
1754 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1756 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1757 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1758 Add omp_private_outer_ref hook, add another argument to
1759 omp_clause_default_ctor hook.
1760 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1761 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1762 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1763 hook_tree_tree_tree_tree_null.
1764 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1765 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1766 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1767 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1768 * tree.def (OMP_TASK): New tree code.
1769 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1770 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1771 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1772 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1773 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1774 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1775 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1776 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1777 (OMP_DIRECTIVE_P): Add OMP_TASK.
1778 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1779 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1780 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1781 and OMP_CLAUSE_UNTIED entries.
1782 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1784 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1785 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1786 * tree-pretty-print.c (dump_omp_clause): Handle
1787 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1788 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1789 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1790 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1791 warning about unsigned iterators. Change decl/init/cond/incr
1792 arguments to TREE_VECs, check arguments for all collapsed loops.
1793 (c_finish_omp_taskwait): New function.
1794 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1796 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1797 default_function_array_conversion on init. Add par_clauses argument.
1798 If decl is present in parallel's lastprivate clause, change it to
1799 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1800 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1801 collapse count in clauses.
1802 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1803 c_parser_omp_for_loop callers.
1804 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1805 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1806 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1807 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1809 (c_parser_omp_clause_schedule): Handle schedule(auto).
1810 Include correct location in the error message.
1811 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1812 and PRAGMA_OMP_CLAUSE_UNTIED.
1813 (OMP_TASK_CLAUSE_MASK): Define.
1814 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1815 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1816 * tree-nested.c (convert_nonlocal_omp_clauses,
1817 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1818 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1819 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1820 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1822 (conver_nonlocal_reference, convert_local_reference,
1823 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1824 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1825 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1826 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1827 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1828 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1829 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1830 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1831 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1833 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1834 * c-common.h (c_finish_omp_taskwait): New prototype.
1835 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1836 * tree-parloops.c (create_parallel_loop): Create 1 entry
1837 vectors for OMP_FOR_{INIT,COND,INCR}.
1838 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1839 (make_edges): Handle OMP_TASK.
1840 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1841 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1842 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1843 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1844 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1845 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1846 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1847 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1848 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1849 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1850 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1851 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1852 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1853 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1854 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1855 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1856 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1857 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1858 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1859 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1860 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1861 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1864 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1865 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1866 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1867 original iterator is present in lastprivate clause or if
1868 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1869 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1870 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1871 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1872 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1873 if it is set, lookup var in outer contexts too. Handle
1874 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1875 to be implicitly determined firstprivate for task regions.
1876 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1877 if it is set, lookup var in outer contexts too. Set
1878 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1879 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1880 OMP_CLAUSE_UNTIED. Take region_type as last argument
1881 instead of in_parallel and in_combined_parallel.
1882 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1884 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1885 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1886 (new_omp_context): Set default_kind to
1887 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1888 (omp_region_type): New enum.
1889 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1890 fields, add region_type.
1891 (new_omp_context): Take region_type as argument instead of is_parallel
1892 and is_combined_parallel.
1893 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1894 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1895 ctx->is_combined_parallel checks.
1896 (gimplify_omp_task): New function.
1897 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1899 * omp-low.c (extract_omp_for_data): Use schedule(static)
1900 for schedule(auto). Handle pointer and unsigned iterators.
1901 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1902 Add loops argument. Extract data for collapsed OMP_FOR loops.
1903 (expand_parallel_call): Assert sched_kind isn't auto,
1904 map runtime schedule to index 3.
1905 (struct omp_for_data_loop): New type.
1906 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1907 Add loop, loops, collapse and iter_type fields.
1908 (workshare_safe_to_combine_p): Disallow combined for if
1909 iter_type is unsigned long long. Don't combine collapse > 1 loops
1910 unless all bounds and steps are constant. Adjust extract_omp_for_data
1912 (expand_omp_for_generic): Handle pointer, unsigned and long long
1913 iterators. Handle collapsed OMP_FOR loops. Adjust
1914 for struct omp_for_data changes. If libgomp function doesn't return
1915 boolean_type_node, add comparison of the return value with 0.
1916 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1917 pointer, unsigned and long long iterators. Adjust for struct
1918 omp_for_data changes.
1919 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1920 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1921 unsigned long long. Allocate loops array, pass it to
1922 extract_omp_for_data. For collapse > 1 loops use always
1923 expand_omp_for_generic.
1924 (omp_context): Add sfield_map and srecord_type fields.
1925 (is_task_ctx, lookup_sfield): New functions.
1926 (use_pointer_for_field): Use is_task_ctx helper. Change first
1927 argument's type from const_tree to tree. Clarify comment.
1928 In OMP_TASK disallow copy-in/out sharing.
1929 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1930 (install_var_field): Add mask argument. Populate both record_type
1931 and srecord_type if needed.
1932 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1934 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1935 and DECL_FIELD_OFFSET.
1936 (scan_sharing_clauses): Adjust install_var_field callers. For
1937 firstprivate clauses on explicit tasks allocate the var by value in
1938 record_type unconditionally, rather than by reference.
1939 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1940 Use is_taskreg_ctx instead of is_parallel_ctx.
1941 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1942 (create_omp_child_function_name): Add task_copy argument, use
1943 *_omp_cpyfn* names if it is true.
1944 (create_omp_child_function): Add task_copy argument, if true create
1945 *_omp_cpyfn* helper function.
1946 (scan_omp_parallel): Adjust create_omp_child_function callers.
1947 Rename parallel_nesting_level to taskreg_nesting_level.
1948 (scan_omp_task): New function.
1949 (lower_rec_input_clauses): Don't run constructors for firstprivate
1950 explicit task vars which are initialized by *_omp_cpyfn*.
1951 Pass outer var ref to omp_clause_default_ctor hook if
1952 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1953 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1954 OMP_CLAUSE_REDUCTION_INIT.
1955 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1956 avoid duplicate setting of fields. Handle
1957 OMP_CLAUSE_PRIVATE_OUTER_REF.
1958 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1959 copy-out if TREE_READONLY, only copy-in.
1960 (expand_task_copyfn): New function.
1961 (expand_task_call): New function.
1962 (struct omp_taskcopy_context): New type.
1963 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1965 (lower_omp_parallel): Rename to...
1966 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1967 Call create_task_copyfn if srecord_type is needed. Adjust
1969 (task_shared_vars): New variable.
1970 (check_omp_nesting_restrictions): Warn if work-sharing,
1971 barrier, master or ordered region is closely nested inside OMP_TASK.
1972 Add warnings for barrier if closely nested inside of work-sharing,
1973 ordered, or master region.
1974 (scan_omp_1): Call check_omp_nesting_restrictions even for
1975 GOMP_barrier calls. Rename parallel_nesting_level to
1976 taskreg_nesting_level. Handle OMP_TASK.
1977 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1978 work-sharing construct, continue looking for them on parent parallel
1980 (lower_omp_for_lastprivate): Add lastprivate clauses
1981 to the beginning of dlist rather than end. Adjust for struct
1982 omp_for_data changes.
1983 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1984 not after it. Handle collapsed OMP_FOR loops, adjust for
1985 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1986 (get_ws_args_for): Adjust extract_omp_for_data caller.
1987 (scan_omp_for): Handle collapsed OMP_FOR
1988 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1989 (lower_omp_single_simple): If libgomp function doesn't return
1990 boolean_type_node, add comparison of the return value with 0.
1991 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1992 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1993 (parallel_nesting_level): Rename to...
1994 (taskreg_nesting_level): ... this.
1995 (is_taskreg_ctx): New function.
1996 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1998 (execute_lower_omp): Rename parallel_nesting_level to
1999 taskreg_nesting_level.
2000 (expand_omp_parallel): Rename to...
2001 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2002 Call omp_task_call for OMP_TASK regions.
2003 (expand_omp): Adjust caller, handle OMP_TASK.
2004 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2006 * bitmap.c (bitmap_default_obstack_depth): New variable.
2007 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2008 if argument is NULL and bitmap_default_obstack is already initialized.
2009 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2011 * matrix-reorg.c (matrix_reorg): Likewise.
2013 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2015 * config/i386/i386.md (*indirect_jump): Macroize using P
2016 mode iterator. Remove !TARGET_64BIT from insn constraints.
2017 (*tablejump_1): Ditto.
2018 (*indirect_jump_rex64): Remove insn pattern.
2019 (*tablejump_1_rex64): Ditto.
2020 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2021 and eh_return_si insn patterns.
2023 2008-06-06 Richard Guenther <rguenther@suse.de>
2025 * tree-ssa-structalias.c (merge_smts_into): Remove.
2026 (find_what_p_points_to): Do not bother to compute the
2027 points-to set for pt_anything pointers.
2028 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2029 for pt_anything pointers is ok.
2031 2008-06-06 Jan Hubicka <jh@suse.cz>
2033 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2035 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2037 * cgraph.c: Fix typos in comments.
2038 (cgraph_availability_names): Fix string typo.
2039 * fold-const.c: Fix typos in comments.
2040 (fold_binary): Fix typo in warning.
2041 * genautomata.c: Fix typos in comments.
2042 (check_presence_pattern_sets): Fix typo in local variable.
2043 (output_description): Fix typo in output.
2044 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2045 * hwint.h: Likewise.
2046 * matrix-reorg.c (check_allocation_function): Likewise.
2047 * omega.c (smooth_weird_equations): Likewise.
2048 * auto-inc-dec.c: Fix typos in comments.
2049 * bb-reorder.c: Likewise.
2050 * builtins.c: Likewise.
2051 * c-common.c: Likewise.
2052 * c-cppbuiltin.c: Likewise.
2053 * c-parser.c: Likewise.
2054 * c-pretty-print.c: Likewise.
2055 * cfgcleanup.c: Likewise.
2056 * cfgexpand.c: Likewise.
2057 * cfghooks.c: Likewise.
2058 * cfglayout.c: Likewise.
2059 * cfgloopmanip.c: Likewise.
2060 * cgraphunit.c: Likewise.
2061 * coverage.c: Likewise.
2062 * dbxout.c: Likewise.
2063 * df-byte-scan.c: Likewise.
2064 * df-core.c: Likewise.
2065 * df-problems.c: Likewise.
2066 * df-scan.c: Likewise.
2068 * dominance.c: Likewise.
2069 * domwalk.c: Likewise.
2071 * dwarf2out.c: Likewise.
2072 * emit-rtl.c: Likewise.
2073 * et-forest.c: Likewise.
2074 * function.c: Likewise.
2075 * function.h: Likewise.
2077 * gcov-io.c: Likewise.
2080 * genattrtab.c: Likewise.
2081 * ggc-page.c: Likewise.
2082 * gimplify.c: Likewise.
2083 * gthr-lynx.h: Likewise.
2084 * haifa-sched.c: Likewise.
2085 * ipa-cp.c: Likewise.
2086 * ipa-inline.c: Likewise.
2087 * ipa-prop.h: Likewise.
2088 * ipa-pure-const.c: Likewise.
2089 * ipa-struct-reorg.c: Likewise.
2090 * ipa-struct-reorg.h: Likewise.
2091 * ipa-type-escape.c: Likewise.
2093 * loop-doloop.c: Likewise.
2094 * mips-tfile.c: Likewise.
2095 * mkmap-flat.awk: Likewise.
2096 * mkmap-symver.awk: Likewise.
2097 * modulo-sched.c: Likewise.
2098 * omp-low.c: Likewise.
2099 * optabs.c: Likewise.
2100 * optabs.h: Likewise.
2102 * passes.c: Likewise.
2103 * postreload-gcse.c: Likewise.
2104 * postreload.c: Likewise.
2105 * predict.c: Likewise.
2106 * pretty-print.h: Likewise.
2107 * profile.c: Likewise.
2108 * protoize.c: Likewise.
2109 * ra-conflict.c: Likewise.
2111 * recog.c: Likewise.
2112 * regclass.c: Likewise.
2114 * reload.c: Likewise.
2115 * rtl-error.c: Likewise.
2116 * rtlanal.c: Likewise.
2118 * sched-rgn.c: Likewise.
2121 * target.h: Likewise.
2122 * tree-dfa.c: Likewise.
2123 * tree-eh.c: Likewise.
2124 * tree-flow-inline.h: Likewise.
2125 * tree-inline.c: Likewise.
2126 * tree-into-ssa.c: Likewise.
2127 * tree-loop-distribution.c: Likewise.
2128 * tree-nested.c: Likewise.
2129 * tree-parloops.c: Likewise.
2130 * tree-pass.h: Likewise.
2131 * tree-pretty-print.c: Likewise.
2132 * tree-profile.c: Likewise.
2133 * tree-scalar-evolution.c: Likewise.
2134 * tree-sra.c: Likewise.
2135 * tree-ssa-alias-warnings.c: Likewise.
2136 * tree-ssa-ccp.c: Likewise.
2137 * tree-ssa-coalesce.c: Likewise.
2138 * tree-ssa-dom.c: Likewise.
2139 * tree-ssa-dse.c: Likewise.
2140 * tree-ssa-forwprop.c: Likewise.
2141 * tree-ssa-live.c: Likewise.
2142 * tree-ssa-live.h: Likewise.
2143 * tree-ssa-loop-im.c: Likewise.
2144 * tree-ssa-loop-ivopts.c: Likewise.
2145 * tree-ssa-loop-niter.c: Likewise.
2146 * tree-ssa-loop-prefetch.c: Likewise.
2147 * tree-ssa-phiopt.c: Likewise.
2148 * tree-ssa-phiprop.c: Likewise.
2149 * tree-ssa-sccvn.c: Likewise.
2150 * tree-ssa-ter.c: Likewise.
2151 * tree-ssa-threadupdate.c: Likewise.
2152 * tree-ssa.c: Likewise.
2153 * tree-vect-analyze.c: Likewise.
2154 * tree-vect-transform.c: Likewise.
2155 * tree-vectorizer.c: Likewise.
2156 * tree-vn.c: Likewise.
2157 * tree-vrp.c: Likewise.
2159 * tree.def: Likewise.
2161 * unwind-dw2-fde.c: Likewise.
2162 * unwind.inc: Likewise.
2163 * value-prof.c: Likewise.
2164 * vmsdbgout.c: Likewise.
2166 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2168 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2169 always place FP constants in the TOC for TARGET_POWERPC64.
2170 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2172 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2174 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2175 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2176 enable for TARGET_E500_DOUBLE.
2177 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2178 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2179 floating-point modes like integer modes for E500 double.
2180 (rs6000_legitimate_offset_address_p): Likewise.
2181 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2182 addressing for DDmode for E500 double.
2183 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2184 modes as using 64-bits of registers for E500 double.
2185 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2186 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2187 specially for E500 double.
2188 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2189 TDmode for E500 double.
2190 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2191 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2192 (rs6000_split_multireg_move): Do not handle TDmode specially for
2194 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2195 using 64-bit registers for E500 double.
2196 (emit_frame_save): Do not handle DDmode specially for E500 double.
2197 (gen_frame_mem_offset): Likewise.
2198 (rs6000_function_value): Do not call spe_build_register_parallel
2199 for DDmode or TDmode.
2200 (rs6000_libcall_value): Likewise.
2201 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2202 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2205 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2207 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2210 2008-06-04 Junjie Gu <jgu@tensilica.com>
2212 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2213 comparison for frame pointers.
2215 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2218 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2220 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2223 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2224 register is already smaller or equal to required mode.
2226 2008-06-04 Xinliang David Li <davidxl@google.com>
2228 * tree-call-cdce.c: New file.
2229 (cond_dead_built_in_calls): New static variable.
2230 (input_domain): New struct.
2231 (check_pow): New function.
2232 (check_builtin_call): Ditto.
2233 (check_target_format): Ditto.
2234 (is_call_dce_candidate): Ditto.
2235 (gen_one_condition): Ditto.
2236 (gen_conditions_for_domain): Ditto.
2237 (get_domain): Ditto.
2238 (gen_conditions_for_pow_cst_base): Ditto.
2239 (gen_conditions_for_pow_int_base): Ditto.
2240 (gen_conditions_for_pow): Ditto.
2241 (get_no_error_domain): Ditto.
2242 (gen_shrink_wrap_conditions): Ditto.
2243 (shrink_wrap_one_built_in_call): Ditto.
2244 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2245 (tree_call_cdce): Ditto.
2246 (gate_call_cdce): Ditto.
2247 (pass_call_cdce): New gimple pass.
2248 * passes.c: (init_optimization_passes): New pass.
2249 * tree-pass.h: New pass declaration.
2250 * opts.c (decode_options): New flag setting.
2251 * common.opt: Add -ftree-builtin-call-dce flag.
2252 * Makefile.in: Add new source file.
2253 * tempvar.def: New tv_id.
2254 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2256 2008-06-04 Richard Guenther <rguenther@suse.de>
2258 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2259 (is_call_clobbered): Always check var_ann->call_clobbered.
2260 (mark_call_clobbered): Always set var_ann->call_clobbered.
2261 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2262 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2263 (reset_alias_info): Clear call clobbering info on MTAGs and
2265 (set_pt_anything): Set pt_global_mem.
2266 (create_tag_raw): Adjust comment.
2267 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2269 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2270 Maxim Kuvyrkov <maxim@codesourcery.com>
2272 * config/m68k/m68k.opt (mxgot): New option.
2273 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2274 (m68k_output_addr_const_extra): New.
2275 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2276 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2277 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2278 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2280 2008-06-04 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2283 negative or non-representable offsets.
2285 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2287 * config/i386/i386.c (ix86_gen_leave): New.
2288 (ix86_gen_pop1): Likewise.
2289 (ix86_gen_add3): Likewise.
2290 (ix86_gen_sub3): Likewise.
2291 (ix86_gen_sub3_carry): Likewise.
2292 (ix86_gen_one_cmpl2): Likewise.
2293 (ix86_gen_monitor): Likewise.
2294 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2295 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2296 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2297 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2298 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2299 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2300 (ix86_expand_epilogue): Updated.
2301 (print_operand): Handle integer register operand for 'z'.
2302 (ix86_expand_strlensi_unroll_1): Likewise.
2303 (ix86_expand_strlen): Likewise.
2304 (ix86_expand_builtin): Likewise.
2305 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2306 mov{q}/mov{l} and add{q}/add{l}.
2308 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2310 * config/i386/i386.md (P): New mode iterator.
2311 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2312 using P mode iterator.
2313 (DFmode push_operand splitter): Ditto.
2314 (XFmode push_operand splitter): Ditto.
2315 (DFmode float_extend SFmode push_operand splitter): Ditto.
2316 (XFmode float_extend SFmode push_operand splitter): Do not generate
2317 SImode pushes for 64bit target. Macroize Dimode and SImode
2318 pushes using P mode iterator.
2319 (XFmode float_extend DFmode push_operand splitter): Ditto.
2321 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2323 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2324 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2325 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2327 (ix86_call_abi_override): Remove check for call_used_regs.
2329 2008-06-03 Richard Guenther <rguenther@suse.de>
2331 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2332 for the lhs of calls if the return type contains pointers.
2334 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2336 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2337 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2338 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2339 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2340 of cfun and DEFAULT_ABI to deceide abi mode.
2342 (REG_PARM_STACK_SPACE): Removed.
2343 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2344 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2345 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2346 (ix86_function_abi): Likewise.
2347 (ix86_function_type_abi): Likewise.
2348 (ix86_call_abi_override): Likewise.
2349 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2350 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2351 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2352 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2354 (X86_64_REGPARM_MAX): New.
2355 (X86_64_SSE_REGPARM_MAX): New.
2356 (X64_REGPARM_MAX): New.
2357 (X64_SSE_REGPARM_MAX): New.
2358 (X86_32_REGPARM_MAX): New.
2359 (X86_32_SSE_REGPARM_MAX): New.
2360 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2361 (ix86_function_regparm): Handle user calling abi.
2362 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2363 by DEFAULT_ABI versus SYSV_ABI check.
2364 (ix86_reg_parm_stack_space): New.
2365 (ix86_function_type_abi): New.
2366 (ix86_call_abi_override): New.
2367 (ix86_function_abi): New.
2368 (ix86_cfun_abi): New.
2369 (init_cumulative_args): Call abi specific initialization.
2370 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2371 (function_arg_64): Extend SSE_REGPARM_MAX check.
2372 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2373 (ix86_pass_by_reference): Likewise.
2374 (ix86_function_value_regno_p): Likewise.
2375 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2376 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2377 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2378 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2379 (setup_incoming_varargs_64): Adjust regparm for call abi.
2380 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2381 (ix86_va_start): Likewise.
2382 (ix86_gimplify_va_arg): Likewise.
2383 (ix86_expand_prologue): Likewise.
2384 (output_pic_addr_const): Likewise.
2385 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2386 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2387 (x86_output_mi_thunk): Likewise.
2388 (x86_function_profiler): Likewise.
2389 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2390 (SYSV_ABI, MS_ABI): New constants.
2392 (init_regs): Add prototype of function in regclass.c file.
2393 (OVERRIDE_ABI_FORMAT): New.
2394 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2395 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2396 (OUTGOING_REG_PARM_STACK_SPACE): New.
2397 (ix86_reg_parm_stack_space): New prototype.
2398 (CUMULATIVE_ARGS): Add call_abi member.
2399 (machine_function): Add call_abi member.
2400 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2401 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2403 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2406 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2407 (avr_builtin_setjmp_frame_value): New function.
2408 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2409 (nonlocal_goto): Define.
2411 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2413 * config/mips/mips.c (mips_emit_loadgp): Return early if
2414 there is nothing do to, otherwise emit a blockage if
2415 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2416 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2418 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2420 * configure.ac: Drop unneeded backslash ending up in config.in.
2421 * acinclude.m4: Likewise.
2422 * config.in: Regenerate.
2424 2008-05-26 Jan Hubicka <jh@suse.cz>
2426 * predict.c (maybe_hot_frequency_p): Break out of...
2427 (maybe_hot_bb_p): ... here.
2428 (maybe_hot_edge_p): New.
2429 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2430 * basic-block.h (maybe_hot_edge_p): Declare.
2432 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2434 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2435 (*cmpfp_<mode>_cc): Ditto.
2436 (*fp_jcc_8<mode>_387): Ditto.
2437 (*fop_<MODEF:mode>_2_i387): Ditto.
2438 (*fop_<MODEF:mode>_3_i387): Ditto.
2439 (*fop_xf_2_i387): Ditto.
2440 (*fop_xf_3_i387): Ditto.
2442 2008-06-02 Tomas Bily <tbily@suse.cz>
2444 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2446 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2448 * config/mips/mips.c (mips_valid_offset_p): New function.
2449 (mips_valid_lo_sum_p): Likewise.
2450 (mips_classify_address): Use them.
2451 (mips_force_address): New function.
2452 (mips_legitimize_address): Use it.
2453 * config/mips/mips.md (MOVE128): New mode iterator.
2454 (movtf): Require TARGET_64BIT. Remove empty strings.
2455 (*movtf_internal): Rename to...
2456 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2457 of "R" and use {,fp}{load,store} attributes instead of "multi".
2458 Use a separate define_split.
2459 (*movtf_mips16): New pattern.
2461 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2463 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2464 * config/mips/mips.c (mips_expand_before_return): New function.
2465 (mips_expand_epilogue): Call it.
2466 * config/mips/mips.md (return): Turn into a define_expand.
2467 (*return): New insn.
2469 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2471 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2472 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2473 functions. Do not emit uses and clobbers of CONCATs; individually
2474 use and clobber their operands.
2475 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2476 gen_clobber, emit_use and gen_use.
2477 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2478 (expand_builtin_return): Likewise.
2479 * cfgbuild.c (count_basic_blocks): Likewise.
2480 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2481 * explow.c (emit_stack_restore): Likewise.
2482 * expmed.c (extract_bit_field_1): Likewise.
2483 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2484 (emit_move_multi_word, store_constructor): Likewise.
2485 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2486 (thread_prologue_and_epilogue_insns): Likewise.
2487 * lower-subreg.c (resolve_simple_move): Likewise.
2488 * optabs.c (widen_operand, expand_binop): Likewise.
2489 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2490 * reload.c (find_reloads): Likewise.
2491 * reload1.c (eliminate_regs_in_insn): Likewise.
2492 * stmt.c (expand_nl_goto_receiver): Likewise.
2493 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2494 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2495 * config/arm/arm.c (arm_load_pic_register): Likewise.
2496 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2497 * config/arm/arm.md (untyped_return): Likewise.
2498 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2499 * config/avr/avr.c (expand_prologue): Likewise.
2500 * config/bfin/bfin.c (do_unlink): Likewise.
2501 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2502 * config/cris/cris.c (cris_expand_prologue): Likewise.
2503 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2504 (machopic_legitimize_pic_address): Likewise.
2505 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2506 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2507 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2508 (ix86_expand_convert_uns_didf_sse): Likewise.
2509 (ix86_expand_vector_init_general): Likewise.
2510 * config/ia64/ia64.md (eh_epilogue): Likewise.
2511 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2512 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2513 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2514 (config/iq2000/iq2000.c): Likewise.
2515 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2516 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2517 (builtin_longjmp): Likewise.
2518 * config/mn10300/mn10300.md (call, call_value): Likewise.
2519 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2520 * config/pdp11/pdp11.md (abshi2): Likewise.
2521 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2522 * config/s390/s390.c (s390_emit_prologue): Likewise.
2523 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2524 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2525 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2526 * config/sh/sh.c (prepare_move_operands): Likewise.
2527 (output_stack_adjust, sh_expand_epilogue): Likewise.
2528 (sh_set_return_address, sh_expand_t_scc): Likewise.
2529 * config/sparc/sparc.c (load_pic_register): Likewise.
2530 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2531 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2532 * config/v850/v850.c (expand_epilogue): Likewise.
2534 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2536 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2537 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2538 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2539 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2540 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2541 stack pointer register.
2542 (output_movhi): Remove code for interrupt specific writing to the
2543 stack pointer register.
2545 2008-05-31 Richard Guenther <rguenther@suse.de>
2547 PR tree-optimization/34244
2548 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2549 (tree_expr_nonzero_warnv_p): Likewise.
2550 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2551 ssa_name_nonnegative_p.
2552 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2553 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2554 not tree_expr_nonzero_warnv_p.
2556 PR tree-optimization/36262
2558 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2560 PR tree-optimization/34244
2561 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2562 (record_numbers_of_iterations): New function.
2563 (execute_vrp): Cache the numbers of iterations of loops.
2564 * tree-scalar-evolution.c (scev_reset_except_niters):
2566 (scev_reset): Use scev_reset_except_niters.
2567 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2569 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2571 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2572 __WORKAROUND_RETS when appropriate.
2574 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2577 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2579 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2580 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2581 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2582 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2583 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2584 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2585 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2586 *fop_df_1_sse insn patterns using MODEF mode iterator.
2587 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2588 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2589 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2590 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2591 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2592 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2593 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2594 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2595 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2596 (*fop_xf_5_i387): Ditto.
2597 (*fop_xf_6_i387): Ditto.
2599 2008-05-30 Richard Guenther <rguenther@suse.de>
2601 * builtins.c (build_string_literal): Avoid generating
2602 a non-gimple_val result.
2604 2008-05-30 DJ Delorie <dj@redhat.com>
2606 * exec-tool.in: Use an environment variable (private) instead of a
2607 file (shared) as a semaphore, so as to not break parallel builds.
2609 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2611 * optabs.c (maybe_encapsulate_block): Remove.
2612 (emit_libcall_block): Adjust accordingly.
2613 * optabs.h (maybe_encapsulate_block): Remove prototype.
2615 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2616 Don't use maybe_encapsulate_block.
2618 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2620 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2621 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2622 rtx is a SYMBOL_REF before calling get_pool_constant.
2624 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2626 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2628 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2630 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2631 rather than OS names to choose INO_T_EQ definition.
2632 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2633 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2635 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2638 * config/darwin-f.c: New.
2639 * config/t-darwin: Added rule to build darwin-f.o.
2640 * config.gcc: Defined new variable, fortran_target_objs.
2641 (*-*-darwin*): Set fortran_target_objs.
2642 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2643 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2644 * configure: Regenerated.
2646 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2649 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2650 canonical type if needed.
2652 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2654 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2656 2008-05-29 Richard Guenther <rguenther@suse.de>
2658 PR tree-optimization/36343
2659 PR tree-optimization/36346
2660 PR tree-optimization/36347
2661 * tree-flow.h (clobber_what_p_points_to): Declare.
2662 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2663 pointed-to variable is dereferenced is irrelevant to whether
2664 the pointer can access the pointed-to variable.
2665 (clobber_what_p_points_to): New function.
2666 * tree-ssa-alias.c (set_initial_properties): Use it.
2667 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2668 call clobber check for NMTs.
2670 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2672 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2673 for printing gcov_type.
2675 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2677 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2678 and the eh region information.
2679 * value-prof.c (gimple_move_stmt_histograms): New function.
2680 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2682 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2684 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2686 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2688 * value-prof.c (tree_ic_transform): Print counts.
2689 * tree-profile.c (tree_gen_ic_func_profiler):
2690 Clear __gcov_indreict_call_callee variable to avoid misattribution
2693 2008-05-28 Rafael Espindola <espindola@google.com>
2695 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2698 2008-05-28 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/36339
2701 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2702 and clobbering code out of the loop.
2704 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2706 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2709 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2710 s390_contiguous_bitmask_p, s390_symref_operand_p,
2711 s390_check_symref_alignment, s390_reload_larl_operand,
2712 s390_reload_symref_address): New functions.
2713 (s390_branch_condition_mnemonic): Support compare and branch
2715 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2716 and 'W' constraints.
2717 (s390_secondary_reload): Add secondary reloads for unaligned
2718 symbol refs or symbol refs to floating point or QI/TI mode
2720 (legitimate_address_p): Accept symbol references as addresses.
2721 (s390_expand_insv): Use rotate and insert selected bits
2722 instruction for insv when building for z10.
2723 (print_operand_address): Handle symbol ref addresses.
2724 (print_operand): Output modifier 'c' added for signed byte values.
2725 (s390_encode_section_info): Mark symbol refs with
2726 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2728 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2729 (length attribute): RRF, RRR have 4 byte length.
2730 (FPALL, INTALL): New mode iterators added.
2731 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2732 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2733 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2734 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2735 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2736 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2737 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2738 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2740 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2741 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2742 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2743 reload<INTALL:mode><P:mode>_toreg_z10,
2744 reload<FPALL:mode><P:mode>_tomem_z10,
2745 reload<FPALL:mode><P:mode>_toreg_z10,
2746 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2747 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2748 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2749 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2751 (movmem, clrmem, cmpmem): New splitters added.
2753 * config/s390/predicates.md (larl_operand): Use
2754 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2755 SYMBOL_REF_ALIGN1_P.
2756 (s390_signed_integer_comparison,
2757 s390_unsigned_integer_comparison): New predicates.
2759 * config/s390/s390-protos.h (s390_check_symref_alignment,
2760 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2761 s390_reload_symref_address,
2762 s390_compare_and_branch_condition_mask): Prototypes added.
2764 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2765 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2766 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2768 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2770 * config/s390/s390.c (z10_cost): New cost function for z10.
2771 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2772 (s390_issue_rate): Adjust issue rate for z10.
2773 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2774 (processor_flags): Add PF_Z10.
2775 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2776 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2777 * gcc/config.gcc: Add z10.
2779 2008-05-28 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/36291
2782 * tree-flow. h (struct gimple_df): Remove var_anns member.
2783 * tree-flow-inline.h (gimple_var_anns): Remove.
2784 (var_ann): Simplify.
2785 * tree-dfa.c (create_var_ann): Simplify.
2786 (remove_referenced_var): Clear alias info from var_anns of globals.
2787 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2788 (delete_tree_ssa): Clear alias info from var_anns of globals.
2789 Do not free var_anns.
2790 (var_ann_eq): Remove.
2791 (var_ann_hash): Likewise.
2793 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2795 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2796 and loongson2f entries.
2797 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2798 * config/mips/mips.h (processor_type): Add Loongson-2E
2799 and Loongson-2F entries.
2800 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2801 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2802 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2803 * doc/invoke.texi (MIPS Options): Document loongson2e
2804 and loongson2f processor names.
2806 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2810 * config/i386/i386.c (ix86_function_arg_boundary): Use
2811 alignment of canonical type.
2812 (ix86_expand_vector_move): Check unaligned memory access for
2815 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2817 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2818 Moved to the front of file.
2820 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2821 H.J. Lu <hongjiu.lu@intel.com>
2823 * dwarf2out.c (current_fde): New.
2825 (lookup_cfa:): Likewise.
2826 (dwarf2out_end_epilogue): Likewise.
2827 (dwarf2out_note_section_used): Likewise.
2829 2008-05-27 Michael Matz <matz@suse.de>
2832 * c.opt (Wenum-compare): New warning option.
2833 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2835 2008-05-27 Michael Matz <matz@suse.de>
2838 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2840 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2841 into memory as tail calls.
2843 2008-05-27 Richard Guenther <rguenther@suse.de>
2845 PR tree-optimization/36339
2846 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2847 pointers cause all addressable variables to be call clobbered.
2849 2008-05-27 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/36245
2852 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2854 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2856 * config/s390/s390.md: Replace all occurences of the 'm'
2857 constraint with 'RT'.
2859 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2861 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2863 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2865 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2866 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2867 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2869 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2871 * reload.c: (find_reloads): Skip alternatives according to the
2872 "enabled" attribute. Constify the constraint variable.
2873 * recog.c (get_attr_enabled): Add default implementation.
2874 (extract_insn): Set the alternative_enabled_p array
2875 in the recog_data struct.
2876 (preprocess_constraints, constrain_operands): Skip
2877 alternatives according to the "enabled" attribute
2878 * recog.h (struct recog_data): New field alternative_enabled_p.
2879 (skip_alternative): New inline function.
2880 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2881 (record_reg_classes): Skip alternative according to the
2882 "enabled" attribute.
2884 * doc/md.texi: Add documention for the "enabled" attribute.
2886 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2888 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2889 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2890 constraint with TARGET_MEM_CONSTRAINT.
2891 * recog.c (asm_operand_ok, preprocess_constraints,
2892 constrain_operands): Likewise.
2893 * regclass.c (record_reg_classes): Likewise.
2894 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2895 * reload1.c (maybe_fix_stack_asms): Likewise.
2896 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2897 * recog.h: Adjust comment.
2898 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2899 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2900 * doc/md.texi: Add a note to description of 'm' constraint.
2901 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2903 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2905 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2906 that the bitfield is of integral type before testing its precision.
2908 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2909 Sa Liu <saliu@de.ibm.com>
2911 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2912 __modti3, __udivti3, __umodti3 and __udivmodti4.
2913 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2914 that implement TImode mul and div functions.
2915 * config/spu/multi3.c: New. Implement __multi3.
2916 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2917 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2920 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2922 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2923 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2924 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2925 tls_sysv_suffix): New mode and mode attribute iterators.
2926 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2927 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2928 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2929 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2930 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2933 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2935 PR tree-optimization/36329
2936 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2937 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2938 * cgraphbuild.c (initialize_inline_failed): Use the latter
2939 macro in lieu of the former.
2940 * ipa-inline.c (cgraph_mark_inline): Likewise.
2941 (cgraph_decide_inlining_of_small_function): Likewise.
2942 (cgraph_decide_inlining): Likewise.
2943 (cgraph_decide_inlining_incrementally): Likewise.
2945 2008-05-26 Tristan Gingold <gingold@adacore.com>
2946 Anatoly Sokolov <aesok@post.ru>
2948 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2949 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2950 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2951 optimization for 'avr6' architecture.
2953 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2956 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2958 2008-05-26 Richard Guenther <rguenther@suse.de>
2960 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2961 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2963 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2966 * caller-save.c (insert_restore): Verify alignment of spill space.
2967 (insert_save): Likewise.
2968 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2969 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2970 (STACK_SLOT_ALIGNMENT): Likewise.
2971 * function.c (LOCAL_ALIGNMENT): Removed.
2972 (get_stack_local_alignment): New.
2973 (assign_stack_local): Use it. Set alignment on stack slot.
2974 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2975 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2976 (STACK_SLOT_ALIGNMENT): New.
2977 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2978 stack slot in XFmode.
2980 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2982 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2985 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2986 argument operand in rax isn't removed.
2988 2008-05-26 Richard Guenther <rguenther@suse.de>
2991 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2992 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2994 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2997 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2999 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3001 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3002 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3004 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3006 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3007 build a trampoline if we don't want one.
3008 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3009 return zero for nested functions if we don't want a trampoline.
3011 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3013 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3015 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3018 * c.opt: Removed undocumented option '-lang-fortran'.
3019 * c-common.h: Removed global variable 'lang_fortran'.
3020 * c-opts.c (c_common_handle_option): Removed code to handle
3021 option '-lang-fortran'. Updated includes.
3022 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3023 definition of '__GFORTRAN__'.
3024 (define__GNUC__): Reimplemented to use BASEVER and
3025 cpp_define_formatted.
3026 (builtin_define_with_value_n): Removed.
3027 * c-incpath.h: Renamed to ...
3028 * incpath.h: ... this.
3029 * c-incpath.c: Renamed to ...
3030 * incpath.c: ... this. Updated includes.
3031 * fix-header.c: Updated includes.
3032 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3033 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3034 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3036 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3038 * tree.h: Update the table of flags used on tree nodes.
3039 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3040 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3041 (FORCED_LABEL): Add access check.
3042 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3043 (ASM_INPUT_P): Likewise.
3044 (ASM_VOLATILE_P): Likewise.
3045 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3046 (OMP_SECTION_LAST): Access private_flag directly.
3047 (OMP_RETURN_NOWAIT): Likewise.
3048 (OMP_PARALLEL_COMBINED): Likewise.
3049 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3050 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3051 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3052 deprecated_flag directly.
3054 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3056 * final.c (frame_pointer_needed): Removed.
3057 * flags.h (frame_pointer_needed): Likewise.
3059 * function.h (rtl_data): Add frame_pointer_needed.
3060 (frame_pointer_needed): New.
3062 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3064 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3066 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3068 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3071 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3073 * c-common.c (strip_array_types): Move function to..
3075 (get_inner_array_type): Delete.
3076 * c-common.h (strip_array_types): Move declaration to..
3078 (get_inner_array_type): Delete.
3079 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3080 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3081 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3082 * config/pa/pa.c (emit_move_sequence): Likewise.
3084 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3086 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3089 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3091 * function.c: Include target hook for nonlocal_goto frame value.
3093 2008-05-24 Richard Guenther <rguenther@suse.de>
3095 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3096 variable can be only accessed through a pointer or a union.
3098 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3100 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3101 * doc/extend.texi: Likewise.
3103 2008-05-23 DJ Delorie <dj@redhat.com>
3105 * config/m32c/jump.md (untyped_call): Add.
3107 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3109 (m32c_address_cost): Detail costs for indirect offsets.
3111 2008-05-23 Rafael Espindola <espindola@google.com>
3113 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3114 if a node is a SUBREG.
3115 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3118 2008-05-23 Paul Brook <paul@codesourcery.com>
3119 Carlos O'Donell <carlos@codesourcery.com>
3121 * doc/extend.texi: Clarify use of __attribute__((naked)).
3122 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3123 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3124 * function.c (use_register_for_decl): Use
3125 targetm.calls.allocate_stack_slots_for_args.
3126 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3127 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3128 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3130 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3132 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3134 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3136 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3137 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3138 is only rounded once.
3140 2008-05-23 Richard Guenther <rguenther@suse.de>
3142 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3144 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3145 Jakub Jelinek <jakub@redhat.com>
3148 * configure.ac: Handle --enable-cld.
3149 * configure: Regenerated.
3150 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3151 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3152 (ix86_current_function_needs_cld): New define.
3153 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3154 (cld): New isns pattern.
3155 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3156 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3157 * config/i386/i386.opt (mcld): New option.
3158 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3159 TARGET_CLD and ix86_current_function_needs_cld.
3160 (override_options): Use -mcld by default for 32-bit code if
3163 * doc/install.texi (Options specification): Document --enable-cld.
3164 * doc/invoke.texi (Machine Dependent Options)
3165 [i386 and x86-64 Options]: Add -mcld option.
3166 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3168 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3169 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3170 (return_in_memory_64): Likewise.
3171 (return_in_memory_ms_64): Likewise.
3173 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3175 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3176 * builtins.c (fold_builtin_fpclassify): New.
3177 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3178 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3179 * c-common.c (handle_type_generic_attribute): Adjust to accept
3180 fixed arguments before an elipsis.
3181 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3182 * doc/extend.texi: Document __builtin_fpclassify.
3184 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3186 * omp-low.c (gate_expand_omp_ssa): Remove.
3187 (pass_expand_omp_ssa): Remove.
3188 (gate_expand_omp): Do not check for flag_openmp_ssa.
3189 * common.opt (-fopenmp-ssa): Remove.
3190 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3192 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3194 * config/sh/sh.opt (mfixed-range): New option.
3195 * config/sh/sh-protos.h (sh_fix_range): Declare.
3196 * config/sh/sh.c (sh_fix_range): New function.
3197 * config/sh/sh.h (sh_fixed_range_str): Declare.
3198 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3200 * doc/invoke.texi (SH Options): Document -mfixed-range.
3202 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3204 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3205 it before the redeclaration.
3207 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3209 * config/avr/avr.c (get_sequence_length): Add new function.
3210 (expand_prologue, expand_epilogue): Remove duplicate code.
3212 2008-05-22 Rafael Espindola <espindola@google.com>
3214 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3217 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3219 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3220 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3222 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3223 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3224 (vect_update_misalignment_for_peel): Likewise.
3225 (vector_alignment_reachable_p): Likewise.
3226 * tree-vect-transform.c (vectorizable_load): Likewise.
3227 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3228 (get_vectype_for_scalar_type): Pass mode of scalar_type
3229 to UNITS_PER_SIMD_WORD.
3231 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3232 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3233 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3234 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3235 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3237 2008-05-22 Ira Rosen <irar@il.ibm.com>
3239 PR tree-optimization/36293
3240 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3241 if the first load must be skipped because of a gap.
3243 2008-05-22 Richard Guenther <rguenther@suse.de>
3245 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3246 more cases of offset disambiguation that is possible if
3247 strict-aliasing rules apply.
3248 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3249 for basic offset and type-based disambiguation.
3251 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3253 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3254 ix86_expand_vector_set on V16QImode for SSE4.1.
3256 2008-05-21 Tom Tromey <tromey@redhat.com>
3258 * c.opt (Wimport): Mark as undocumented.
3259 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3261 (Warning Options): Likewise.
3262 * doc/cppopts.texi: Don't mention -Wimport.
3264 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3266 PR tree-optimization/36287
3267 PR tree-optimization/36286
3268 * lambda-code.c (build_access_matrix): Do not use the loop->num
3269 for computing the number of induction variables: use the loop depth
3272 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3275 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3276 option -f(no-)leading-underscore.
3278 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3280 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3281 GET_MODE_NUNITS (mode).
3283 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3285 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3286 (-mmulhw): Add 464 to description.
3287 (-mdlmzb): Likewise.
3288 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3289 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3291 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3292 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3293 * config/rs6000/rs6000.md: Update comments for 464.
3295 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3297 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3299 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3301 * config/i386/sse.md (vec_extractv4sf): Removed.
3302 (vec_extractv2df): Likewise.
3303 (vec_extractv2di): Likewise.
3304 (vec_extractv4si): Likewise.
3305 (vec_extractv8hi): Likewise.
3306 (vec_extractv16qi): Likewise.
3307 (vec_extract<mode>): New.
3309 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3311 * config/i386/sse.md (vec_setv4sf): Removed.
3312 (vec_setv2df): Likewise.
3313 (vec_setv2di): Likewise.
3314 (vec_setv4si): Likewise.
3315 (vec_setv8hi): Likewise.
3316 (vec_setv16qi): Likewise.
3317 (vec_set<mode>): New.
3319 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3321 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3322 goto for vec_concat and vec_interleave.
3324 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3326 * config/i386/sse.md (vec_initv4sf): Removed.
3327 (vec_initv2df): Likewise.
3328 (vec_initv2di): Likewise.
3329 (vec_initv4si): Likewise.
3330 (vec_initv8hi): Likewise.
3331 (vec_initv16qi): Likewise.
3332 (vec_init<mode>): New.
3334 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3336 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3338 2008-05-21 Tom Tromey <tromey@redhat.com>
3340 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3341 (zone_find_object_offset): Likewise.
3342 (gt_ggc_m_S): Likewise.
3343 (highest_bit): Likewise.
3344 * ggc-page.c (gt_ggc_m_S): New function.
3345 * stringpool.c (string_stack): Remove.
3346 (init_stringpool): Update.
3347 (ggc_alloc_string): Use ggc_alloc.
3348 (maybe_delete_ident): New function.
3349 (ggc_purge_stringpool): Likewise.
3350 (gt_ggc_m_S): Remove.
3351 * ggc-common.c (ggc_protect_identifiers): New global.
3352 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3353 ggc_protect_identifiers.
3354 * ggc.h (ggc_protect_identifiers): Declare.
3355 (gt_ggc_m_S): Update.
3356 (ggc_purge_stringpool): Declare.
3357 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3358 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3360 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3362 2008-05-21 David S. Miller <davem@davemloft.net>
3364 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3367 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3369 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3372 2008-05-20 David Daney <ddaney@avtrex.com>
3374 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3375 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3376 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3377 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3378 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3379 (atomic_hiqi_op): New define_code_iterator.
3380 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3381 mips_expand_compare_and_swap_12.
3382 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3383 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3384 (sync_<optab><mode>, sync_old_<optab><mode>,
3385 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3386 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3387 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3388 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3389 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3390 (test_and_set_12): New insn.
3391 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3392 sync_new_<optab><mode>, sync_old_nand<mode>,
3393 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3394 clobber to operand 0 for SI and DI mode insns.
3395 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3396 mips_gen_fn_4): New typedefs.
3397 (mips_gen_fn_ptrs): Define new union type.
3398 (mips_expand_compare_and_swap_12): Remove declaration.
3399 (mips_expand_atomic_qihi): Declare function.
3400 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3401 (mips_expand_atomic_qihi): ... this. Use new generator function
3403 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3404 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3405 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3406 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3407 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3408 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3409 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3410 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3411 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3412 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3415 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3417 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3420 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3422 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3423 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3424 (avr_attribute_table): Add 'OS_main' function attribute.
3425 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3426 functions with 'OS_main' attribute.
3428 2008-05-20 Richard Guenther <rguenther@suse.de>
3430 PR tree-optimization/35204
3431 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3432 helper, split out from ...
3433 (DFS): ... here. Make the DFS walk non-recursive.
3435 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3436 Jan Sjodin <jan.sjodin@amd.com>
3438 PR tree-optimization/36181
3439 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3440 (parallelize_loops): Don't parallelize when the loop has vector
3443 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3444 Sebastian Pop <sebastian.pop@amd.com>
3446 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3447 matrix, and never look at the tree representation of the memory
3449 (linear_transform_loops): Computes parameters and access matrices.
3450 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3452 (access_matrix_get_index_for_parameter): New.
3453 * tree-data-ref.h (struct access_matrix): New.
3454 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3455 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3456 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3457 am_vector_index_for_loop): New.
3458 (struct data_reference): Add field access_matrix.
3459 (DR_ACCESS_MATRIX): New.
3460 (compute_data_dependences_for_loop): Update declaration.
3461 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3462 * lambda.h (lambda_vector_vec_p): Declared.
3463 * lambda-code.c: Depend on pointer-set.h.
3464 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3465 av_for_af_base, av_for_af, build_access_matrix,
3466 lambda_compute_access_matrices): New.
3467 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3469 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3471 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3474 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3475 Sebastian Pop <sebastian.pop@amd.com>
3477 PR tree-optimization/36206
3478 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3480 (instantiate_scev_1): Rename flags to fold_conversions.
3481 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3482 outeside instantiation_loop.
3483 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3484 (evolution_function_is_affine_or_constant_p): Removed.
3485 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3487 (analyze_siv_subscript): Pass in the loop nest number.
3488 Call evolution_function_is_affine_in_loop instead of
3489 evolution_function_is_affine_p.
3490 (analyze_overlapping_iterations): Pass in the loop nest number.
3492 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3493 Sebastian Pop <sebastian.pop@amd.com>
3495 PR tree-optimization/36206
3496 * tree-chrec.h (chrec_fold_op): New.
3497 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3500 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3502 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3504 (remove_duplicates): Do not set inode on non-inode systems.
3507 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3509 * config.gcc (tm_file): Update comments about relative pathnames.
3511 2008-05-20 Richard Guenther <rguenther@suse.de>
3513 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3514 * tree-ssa-sccvn.c (process_scc): Likewise.
3515 * tree-ssa-sink.c (execute_sink_code): Likewise.
3516 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3517 * tree-vrp.c (process_assert_insertions): Likewise.
3518 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3519 (perform_tree_ssa_dce): Likewise.
3520 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3521 (dump_dominator_optimization_stats): Likewise.
3522 * tree-vectorizer.c (vectorize_loops): Likewise.
3524 2008-05-20 Richard Guenther <rguenther@suse.de>
3526 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3528 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3530 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3531 (ix86_i386elf_return_in_memory): Likewise.
3532 (ix86_i386interix_return_in_memory): Likewise.
3533 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3534 (SUBTARGET_RETURN_IN_MEMORY): New.
3535 * config/i386/i386elf.h: Likewise.
3536 * config/i386/ptx4-i.h: Likewise.
3537 * config/i386/sol2-10.h: Likewise.
3538 * config/i386/sysv4.h: Likewise.
3539 * config/i386/vx-common.h: Likewise.
3540 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3541 * config/i386/i386.c (ix86_return_in_memory): Made static and
3542 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3543 (ix86_i386elf_return_in_memory): Removed.
3544 (ix86_i386interix_return_in_memory): Removed.
3545 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3546 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3548 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3550 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3552 2008-05-19 Xinliang David Li <davidxl@google.com>
3554 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3556 * common.opt: Ditto.
3557 * doc/invoke.texi: Ditto.
3559 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3561 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3562 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3564 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3566 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3567 sizes of operand array from 8/4 to 4/2.
3568 (ix86_expand_vector_init_general): Change size of operand array
3569 from 32 to 16. Remove op0, op1 and half_mode.
3571 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3573 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3574 (ix86_expand_vector_init_interleave): Likewise.
3575 (ix86_expand_vector_init_general): Use them. Assert
3576 word_mode == SImode when n_words == 4.
3578 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3580 * config/i386/i386.c (ix86_secondary_reload): New static function.
3581 (TARGET_SECONDARY_RELOAD): New define.
3582 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3583 * config/i386/i386.md (reload_outqi): Remove.
3585 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3588 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3589 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3590 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3591 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3592 (fold_builtin_1): Likewise.
3593 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3594 c-common.c (check_builtin_function_arguments): Handle
3595 BUILT_IN_ISINF_SIGN.
3596 * doc/extend.texi: Document __builtin_isinf_sign.
3597 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3599 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3601 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3602 EH cleanup at the end of the pass, search for those that have been
3603 turned into forwarder blocks and do the cleanup on their successor.
3605 2008-05-18 Richard Guenther <rguenther@suse.de>
3607 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3608 pointers to sizetype and vice versa.
3610 2008-05-18 Xinliang David Li <davidxl@google.com>
3612 * gcc/tree-ssa-dce.c: Coding style fix.
3613 (check_pow): Documentation comment.
3614 (check_log): Documenation comment. Coding style fix.
3615 (is_unnecessary_except_errno_call): Ditto.
3616 (gen_conditions_for_pow): Ditto.
3617 (gen_conditions_for_log): Ditto.
3618 (gen_shrink_wrap_conditions): Ditto.
3619 (shrink_wrap_one_built_in_calls): Ditto.
3620 * gcc/doc/invoke.texi: Better documentation string.
3621 * ChangeLog: Fix wrong change log entries from
3622 May 17 checkin on function call DCE.
3624 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3626 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3628 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3630 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3631 * df-problems.c (simulation routines): Fixed block comment to
3632 properly say how to add forwards scanning functions.
3634 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3636 * tree-inline.c (setup_one_parameter): Remove dead code.
3638 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3640 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3641 a BIT_AND_EXPR only for an INTEGER_TYPE.
3643 2008-05-17 Xinliang David Li <davidxl@google.com>
3645 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3646 (check_pow, check_log, is_unnecessary_except_errno_call): New
3647 functions to check for eliminating math functions that are pure
3648 except for setting errno.
3649 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3650 general condition expressions for shrink-wrapping pow/log calls.
3651 (gen_shrink_wrap_conditions): Ditto.
3652 (shrink_wrap_one_built_in_call): Ditto.
3653 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3654 (mark_operand_necessary): If debugging, output if OP is necessary.
3655 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3657 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3659 * gcc/common.opt: New user flag -ftree-builtin-dce.
3660 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3662 2008-05-16 David S. Miller <davem@davemloft.net>
3664 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3665 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3667 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3670 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3672 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3674 * ifcvt.c (dead_or_predicable): Rename
3675 df_simulate_one_insn_backwards to df_simulate_one_insn.
3676 * recog.c (peephole2_optimize): Ditto.
3677 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3679 * df.h: Rename df_simulate_one_insn_backwards to
3680 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3681 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3682 scanning of defs and uses.
3683 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3684 (df_simulate_one_insn_forwards): Removed.
3686 2008-05-16 Doug Kwan <dougkwan@google.com>
3688 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3690 (real_from_string): Handle NaNs and Inf as approriate.
3692 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3694 * doc/gty.texi (Source Files Containing Type Information): Note
3695 that headers should appear first in the gtfiles list.
3697 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3699 * tree.def (COND_EXEC): Properly documented this code.
3701 2008-05-16 Diego Novillo <dnovillo@google.com>
3703 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3704 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3707 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3709 * tree-ssa-dse (max_stmt_uid): Removed.
3710 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3711 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3712 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3713 * function.h (cfun.last_stmt_uid): New field.
3714 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3715 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3717 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3718 (create_stmt_ann): Initialize the ann->uid field.
3719 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3721 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3723 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3725 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3726 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3727 (init_empty_tree_cfg): Call it.
3729 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3731 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3734 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3736 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3737 * tree-dump.c (dump_options): New verbose option.
3738 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3740 * tree-pass.h (TDF_VERBOSE): New dump flag.
3741 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3742 (tree-flow.h): Added include.
3743 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3745 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3747 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3749 From Jie Zhang <jie.zhang@analog.com>
3750 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3751 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3752 mcpu=bf561-none and mcpu=bf561-0.2.
3753 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3754 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3755 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3756 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3757 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3758 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3759 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3761 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3762 (cputype_selected): Remove.
3763 (bfin_handle_option): Don't use cputype_selected.
3764 (override_options): When no mcpu option, enable all workarounds.
3765 Don't use bfin_workarounds.
3766 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3768 (DEFAULT_CPU_TYPE): Don't define.
3770 2008-05-16 Richard Guenther <rguenther@suse.de>
3772 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3773 on deletion of the last stmt.
3775 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3777 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3778 V8HImode for SSE2 and V16QImode for SSE4.1.
3780 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3782 * cgraph.h (compute_inline_parameters): Made public.
3783 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3784 variable_generate_summary, function_write_summary,
3785 variable_write_summary, variable_read_summary. Added generate_summary,
3786 write_summary, read_summary.
3787 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3788 pass_ipa_inline.function_generate_summary, to
3789 compute_inline_parameters.
3790 * ipa-inline.c (compute_inline_parameters): Made public and added
3792 (compute_inline_parameters_for_current): New function.
3793 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3794 (inline_generate_summary): Removed parameter and made to loop over
3796 (pass_ipa_inline): Updated for new IPA_PASS structure.
3797 * passes.c (execute_ipa_summary_passes): Now is called once per
3798 pass rather than once per node*pass.
3800 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3802 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3803 avr_have_mul_p, avr_asm_only_p): Remove variables.
3804 (avr_override_options): Remove initialization of removed variables.
3805 (avr_file_start): Convert removed variables to fields of
3806 'struct base_arch_s *avr_current_arch'.
3807 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3808 (AVR_HAVE_MUL): (Ditto.).
3809 (AVR_HAVE_MOVW): (Ditto.).
3810 (AVR_HAVE_LPMX): (Ditto.).
3811 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3812 avr_asm_only_p): Remove declaration.
3814 2008-05-15 Diego Novillo <dnovillo@google.com>
3816 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3817 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3819 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3822 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3823 Don't call record_truncated_value from here.
3824 (record_truncated_value): Turn it into a for_each_rtx callback.
3825 (record_truncated_values): New function.
3826 (combine_instructions): Call note_uses with record_truncated_values.
3827 Change name of check_conversion to check_promoted_subreg.
3829 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3831 * doc/sourcebuild.texi: Document support for torture tests.
3833 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3836 to alternative 4 of operand 2.
3838 2008-05-15 Richard Guenther <rguenther@suse.de>
3840 * tree-pass.h (current_pass): Declare.
3841 (get_pass_for_id): Likewise.
3842 * passes.c (passes_by_id, passes_by_id_size): New globals.
3843 (set_pass_for_id): New function.
3844 (get_pass_for_id): Likewise.
3845 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3846 (execute_function_todo): Flush per function statistics.
3847 * toplev.c (compile_file): Init statistics.
3848 (general_init): Do early statistics initialization.
3849 (finalize): Finish statistics.
3850 * statistics.h (statistics_early_init): Declare.
3851 (statistics_init): Likewise.
3852 (statistics_fini): Likewise.
3853 (statistics_fini_pass): Likewise.
3854 (statistics_counter_event): Likewise.
3855 (statistics_histogram_event): Likewise.
3856 * statistics.c: New file.
3857 * Makefile.in (OBJS-common): Add statistics.o.
3858 (statistics.o): Add dependencies.
3859 * doc/invoke.texi (-fdump-statistics): Document.
3861 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3863 (execute_pre): Use statistics_counter_event.
3864 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3865 (substitute_and_fold): Increment it. Use statistics_counter_event.
3867 2008-05-15 Diego Novillo <dnovillo@google.com>
3869 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3871 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3872 * tree-ssa-alias.c (new_type_alias): Remove references to
3873 sub-variables from comment.
3874 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3876 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3878 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3879 attribute to 1 only for insertps alternative.
3881 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3883 * config/bfin/bfin.md (loadbytes): New pattern.
3884 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3885 (bfin_init_builtins): Initialize it.
3886 (bdesc_1arg): Add it.
3888 2008-05-15 Sa Liu <saliu@de.ibm.com>
3890 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3891 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3892 * testsuite/lib/target-supports.exp: Add
3893 check_effective_target_fortran_integer_16.
3895 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3897 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3898 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3899 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3900 (TARGET_RETURN_IN_MEMORY): Define.
3902 2008-05-15 Richard Guenther <rguenther@suse.de>
3905 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3906 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3907 represent unmodifiable vars.
3909 2008-05-15 Richard Guenther <rguenther@suse.de>
3911 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3912 INDIRECT_REF and TARGET_MEM_REF.
3913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3916 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3917 H.J. Lu <hongjiu.lu@intel.com>
3919 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3920 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3921 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3922 insn alternatives. Add missing alternatives.
3923 (*vec_concatv2di_rex64_sse4_1): Likewise.
3924 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3925 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3928 2008-05-15 Richard Guenther <rguenther@suse.de>
3930 PR tree-optimization/36009
3931 PR tree-optimization/36204
3932 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3933 (determine_invariantness_stmt): Record the loop a store is
3935 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3938 2008-05-15 Richard Guenther <rguenther@suse.de>
3940 PR tree-optimization/34330
3941 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3942 through the pointer will alias the SMT.
3944 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3946 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3948 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3952 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3953 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3955 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3956 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3957 (vashl_optab): New optab for vector/vector shifts.
3958 (vashr_optab): Ditto.
3959 (vlshr_optab): Ditto.
3960 (vrotl_optab): Ditto.
3961 (vrotr_optab): Ditto.
3962 (optab_subtype): New enum for optab_for_tree_code call.
3963 (optab_for_tree_code): Add enum optab_subtype argument.
3965 * optabs.c (optab_for_tree_code): Take an additional argument to
3966 distinguish between a vector shift by a scalar and vector shift by
3967 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3968 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3969 vector shift by a vector.
3970 (expand_widen_pattern_expr): Pass additional argument to
3971 optab_for_tree_code.
3973 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3974 vrotl_optab, vrotr_optab.
3976 * expr.c (expand_expr_real_1): Update calls to
3977 optab_for_tree_code to distinguish between vector shifted by a
3978 scalar and vector shifted by a vector.
3979 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3980 (supportable_narrowing_operation): Ditto.
3981 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3982 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3983 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3984 (vect_create_epilog_for_reduction): Ditto.
3985 (vectorizable_reduction): Ditto.
3986 (vectorizable_operation): Ditto.
3987 (vect_strided_store_supported): Ditto.
3988 (vect_strided_load_supported): Ditto.
3989 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3990 * expmed.c (expand_shift): Ditto.
3992 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3994 (ashr@var{m}3): Ditto.
3995 (vashl@var{m}3): Document new vector/vector shift standard name.
3996 (vashr@var{m}3): Ditto.
3997 (vlshr@var{m}3): Ditto.
3998 (vrotl@var{m}3): Ditto.
3999 (vrotr@var{m}3): Ditto.
4001 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4002 (PPERM_INVERT): Ditto.
4003 (PPERM_REVERSE): Ditto.
4004 (PPERM_REV_INV): Ditto.
4005 (PPERM_ZERO): Ditto.
4006 (PPERM_ONES): Ditto.
4007 (PPERM_SIGN): Ditto.
4008 (PPERM_INV_SIGN): Ditto.
4009 (PPERM_SRC1): Ditto.
4010 (PPERM_SRC2): Ditto.
4012 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4013 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4014 allows a memory operand to be the value being added, and split it
4015 to improve vectorization.
4016 (sse5_pmacsdqh_mem): Ditto.
4017 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4018 (sse5_mulv2div2di3_high): Ditto.
4019 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4020 (vec_pack_trunc_v4si): Ditto.
4021 (vec_pack_trunc_v2di): Ditto.
4022 (sse5_pcmov_<mode>): Remove code that tried to use use
4023 andps/andnps instead of pcmov.
4024 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4025 pmacsdqh instructions.
4026 (vec_widen_smult_lo_v4si): Ditto.
4028 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4029 (PPERM_INVERT): Ditto.
4030 (PPERM_REVERSE): Ditto.
4031 (PPERM_REV_INV): Ditto.
4032 (PPERM_ZERO): Ditto.
4033 (PPERM_ONES): Ditto.
4034 (PPERM_SIGN): Ditto.
4035 (PPERM_INV_SIGN): Ditto.
4036 (PPERM_SRC1): Ditto.
4037 (PPERM_SRC2): Ditto.
4038 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4040 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4042 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4043 says ignore whether the last reference is a memory operand.
4045 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4046 Paolo Bonzini <bonzini at gnu dot org>
4048 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4051 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4052 (vlshr<mode>3): Rename from vlshr<mode>3.
4053 (vashr<mode>3): Rename from vashr<mode>3.
4054 (mulv4sf3): Change the names of vector shift patterns.
4058 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4061 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4086 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4087 (floatunssidf2_internal): Change vector/vector shift names.
4088 (floatunsdidf2_internal): Ditto.
4095 (vashl<mode>3): Rename from ashl<mode>3.
4096 (vashr<mode>3): Rename from ashr<mode>3.
4097 (vlshr<mode>3): Rename from lshr<mode>3.
4098 (vrotl<mode>3): Rename from rotl<mode>3.
4100 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4103 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4104 multiply gives the wrong value when doing widening multiplies.
4105 (vec_widen_smult_lo_v4si): Ditto.
4107 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4109 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4110 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4111 emit_library_call_value.
4112 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4113 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4114 * calls.c (initialize_argument_information, precompute_arguments,
4115 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4116 (precompute_arguments): Removed flags parameter.
4117 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4119 2008-05-14 Richard Guenther <rguenther@suse.de>
4121 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4122 Make sure to register the store if the use is a PHI_NODE.
4124 2008-05-14 Olivier Hainque <hainque@adacore.com>
4126 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4127 memory if the component is to be referenced in BLKmode according
4128 to get_inner_reference.
4130 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4132 * calls.c (emit_library_call_value_1): Restore code clearing
4133 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4135 2008-05-14 Olivier Hainque <hainque@adacore.com>
4136 Nicolas Roche <roche@adacore.com>
4138 * configure.ac: Add support for a "gcc_subdir" variable in
4139 config-lang.in, to denote a subdirectory where the language/GCC
4140 integration files are to be found.
4141 * configure: Regenerate.
4143 2008-05-14 Ira Rosen <irar@il.ibm.com>
4145 PR tree-optimization/36098
4146 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4147 value for the first load in the group in case of a gap.
4148 (vect_build_slp_tree): Check that there are no gaps in loads.
4150 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4152 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4153 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4154 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4155 emit_insn and remove unneeded code to construct extra args.
4156 (emit_no_conflict_block): Removed.
4157 * optabls.h: (emit_no_conflict_block): Removed.
4158 * cse.c (cse_extended_basic_block): Remove search for
4159 REG_NO_CONFLICT note.
4160 * global.c: Removed incorrect comment added in revision 117.
4161 * expr.c (convert_move): Change call to emit_no_conflict_block to
4163 * recog.c: Change comments so that they do not mention
4165 * local_alloc.c (combine_regs): Removed last parameter.
4166 (no_conflict_p): Removed.
4167 (block_alloc): Removed note, no_conflict_combined_regno and set
4168 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4169 (combine_regs): Removed already_dead and code to look for
4170 REG_NO_CONFLICT notes.
4171 * lower_subreg (remove_retval_note): Removed code to look for
4172 REG_NO_CONFLICT block.
4173 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4174 (resolve_clobber): Remove code to process libcalls that have
4175 REG_NO_CONFLICT notes.
4176 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4178 * combine.c (can_combine_p, distribute_notes): Removed
4179 REG_NO_CONFLICT case.
4180 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4182 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4183 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4185 * reg-notes.def (NO_CONFLICT): Removed.
4187 2008-05-14 David S. Miller <davem@davemloft.net>
4189 * config/sparc/sparc.c (sparc_profile_hook): If
4190 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4191 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4192 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4194 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4196 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4198 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4201 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4202 and op1 expansion before vector concat to have less live pseudos.
4204 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4206 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4207 ix86_expand_vector_set if supported.
4209 2008-05-13 Diego Novillo <dnovillo@google.com>
4210 Kenneth Zadeck <zadeck@naturalbridge.com>
4212 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4214 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4215 phinodes_print_statistics, init_ssanames, fini_ssanames,
4216 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4217 release_ssa_name, release_defs, replace_ssa_name_symbol,
4218 ssanames_print_statistics): Move ...
4219 * tree-flow.h: ... here.
4220 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4221 Use FN instead of cfun.
4222 (make_ssa_name_fn): Rename from make_ssa_name.
4223 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4224 * tree-flow-inline.h (make_ssa_name): Move from
4225 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4226 * omp-low.c (expand_omp_parallel):
4227 * tree-flow-inline.h (redirect_edge_var_map_result):
4228 * tree-ssa.c (init_tree_ssa): Add argument FN.
4229 Use it instead of cfun. Update all users.
4231 2008-05-13 Tom Tromey <tromey@redhat.com>
4233 PR preprocessor/22168:
4234 * doc/cpp.texi (Top): Update menu.
4235 (Alternatives to Wrapper #ifndef): New node.
4236 (Other Directives): Document deprecation.
4237 (Obsolete Features): Remove menu.
4238 (Assertions): Merge node into Obsolete Features.
4239 (Obsolete once-only headers): Move earlier; rename to Alternatives
4241 * doc/cppopts.texi: Update.
4242 * c.opt (Wdeprecated): Enable for C and ObjC.
4243 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4244 (C++ Dialect Options): Move -Wno-deprecated from here to...
4245 (Warning Options): ... here.
4247 2008-05-13 Richard Guenther <rguenther@suse.de>
4250 * fold-const.c (fold_sign_changed_comparison): Do not allow
4251 changes in pointer-ness.
4253 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4256 * config/sh/sh.c (sh_expand_prologue): Don't clear
4257 RTX_FRAME_RELATED_P for push insns.
4259 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4261 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4263 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4265 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4266 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4267 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4269 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4271 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4272 (*vec_concatv4sf_sse): This.
4273 (*sse2_concatv2si): Renamed to ...
4274 (*vec_concatv2si_sse2): This.
4275 (*sse1_concatv2si): Renamed to ...
4276 (*vec_concatv2si_sse): This.
4277 (*vec_concatv2di_rex): Renamed to ...
4278 (*vec_concatv2di_rex64): This.
4279 (*vec_concatv2si_sse4_1): New.
4280 (*vec_concatv2di_rex64_sse4_1): Likewise.
4282 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4284 PR rtl-optimization/36111
4285 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4286 that was created for swappable operands.
4288 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4291 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4292 * configure.ac: Add call to ACX_PROG_GNAT.
4294 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4296 * optc-gen.awk: Fix comment typo.
4298 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4300 * pretty-print.c (pp_integer_with_precision): Use
4301 HOST_LONG_LONG_FORMAT.
4303 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4305 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4307 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4309 * config/i386/i386.c (bdesc_ptest): Removed.
4310 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4311 (bdesc_args): Add __builtin_ia32_ptestz128,
4312 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4313 (ix86_init_mmx_sse_builtins): Updated.
4314 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4315 (ix86_expand_builtin): Updated.
4317 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4319 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4320 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4322 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4324 * value-prof.c (interesting_stringop_to_profile): Do not
4325 return early for BUILT_IN_MEMPCPY.
4327 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4329 * calls.c (expand_call): Don't use callgraph to increase
4330 preferred_stack_boundary.
4332 * cgraph.h (cgraph_rtl_info): Use unsigned on
4333 preferred_incoming_stack_boundary.
4335 * final.c (rest_of_clean_state): Use unsigned on
4336 preferred_stack_boundary.
4338 2008-05-09 Tom Tromey <tromey@redhat.com>
4340 PR preprocessor/22231:
4341 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4344 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4346 PR tree-optimization/36129
4347 * tree-ssa-ccp.c: Include value-prof.h.
4348 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4349 built-in function was folded to a constant.
4350 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4352 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4353 Sebastian Pop <sebastian.pop@amd.com>
4355 * tree-scalar-evolution.c: Document instantiate_scev.
4356 (instantiate_parameters_1): Renamed instantiate_scev_1.
4357 Don't use the same loop for instantiation_loop and evolution_loop.
4358 (instantiate_scev): New.
4359 (instantiate_parameters): Moved...
4360 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4361 same loop twice. Maintains the semantics for this function.
4362 * tree-scalar-evolution.h (instantiate_scev): Declare.
4363 (instantiate_parameters): ...here. Now static inline.
4364 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4365 instead of resolve_mixers.
4367 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4369 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4371 2008-05-09 Tomas Bily <tbily@suse.cz>
4373 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4374 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4375 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4376 * c-common.c (c_common_truthvalue_conversion): Likewise.
4377 * tree-object-size.c (compute_object_offset): Likewise.
4378 * tree-inline.c (estimate_num_insns_1): Likewise.
4379 * varasm.c (const_hash_1, compare_constant, copy_constant)
4380 (compute_reloc_for_constant, output_addressed_constants)
4381 (initializer_constant_valid_p): Likewise.
4382 * c-omp.c (check_omp_for_incr_expr): Likewise.
4383 * gimplify.c (gimplify_expr): Likewise.
4384 * c-typeck.c (c_finish_return): Likewise.
4385 * tree-vectorizer.c (supportable_widening_operation)
4386 (supportable_narrowing_operation): Likewise.
4387 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4388 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4389 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4390 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4391 (descr_info_loc): Likewise.
4392 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4393 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4394 (fold_unary): Likewise.
4395 * builtins.c (get_pointer_alignment): Likewise.
4396 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4397 (instantiate_parameters_1): Likewise.
4398 * tree.c (expr_align, stabilize_reference): Likewise.
4399 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4400 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4401 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4402 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4403 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4404 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4406 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4407 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4408 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4409 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4410 (forward_propagate_comparison)
4411 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4412 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4413 * emit-rtl.c (component_ref_for_mem_expr)
4414 (set_mem_attributes_minus_bitpos): Likewise.
4415 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4416 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4418 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4419 (build_function_call, pointer_diff, build_compound_expr)
4420 (c_finish_return): Likewise.
4421 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4422 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4424 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4425 * expr.c (is_aligning_offset): Likewise.
4426 * tree-ssa-alias.c (is_escape_site): Likewise.
4427 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4428 (check_all_va_list_escapes): Likewise.
4429 * tree-ssa-loop-ivopts.c (determine_base_object)
4430 (determine_common_wider_type): Likewise.
4431 * dojump.c (do_jump): Likewise.
4432 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4433 * tree-gimple.c (is_gimple_cast): Likewise.
4434 * fold-const.c (decode_field_reference, )
4435 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4436 (fold_binary): Likewise.
4437 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4438 (already_warned_in_frontend_p): Likewise.
4439 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4440 * tree.c (really_constant_p, get_unwidened): Likewise.
4441 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4442 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4443 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4445 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4447 (CONVERT_EXPR_P): Define.
4448 (CASE_CONVERT): Define.
4450 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4453 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4454 (delete_unmarked_insns): When deleting a call, call
4455 delete_unreachable_blocks.
4456 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4457 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4459 2008-05-08 Richard Guenther <rguenther@suse.de>
4461 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4462 (-ftree-salias): Likewise.
4463 (salias-max-implicit-fields): Remove param documentation.
4464 (salias-max-array-elements): Likewise.
4465 * tree-pass.h (pass_create_structure_vars): Remove.
4466 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4467 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4468 * tree-ssa-alias.c (create_structure_vars): Remove.
4469 (gate_structure_vars): Likewise.
4470 (pass_create_structure_vars): Likewise.
4471 (gate_build_alias): Likewise.
4472 (pass_build_alias): Adjust to run always and dump the function.
4473 * common.opt (ftree-salias): Hide.
4474 * passes.c (init_optimization_passes): Remove
4475 pass_create_structure_vars, adjust comment.
4476 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4477 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4478 * opts.c (decode_options): Do not set flag_tree_salias.
4479 (common_handle_option): Add OPT_ftree_salias to the backward
4480 compatibility section.
4482 2008-05-08 Richard Guenther <rguenther@suse.de>
4484 * tree-flow-inline.h (var_can_have_subvars): Move ...
4485 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4486 * tree-flow.h (var_can_have_subvars): Remove.
4487 (push_fields_onto_fieldstack): Remove.
4488 (sort_fieldstack): Likewise.
4489 (struct fieldoff): Move ...
4490 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4491 alias_set and base_for_components fields.
4492 (sort_fieldstack): Make static.
4493 (push_fields_onto_fieldstack): Likewise. Remove code that
4494 handles anything but RECORD_TYPEs. Remove alias_set and
4495 base_for_components handling.
4496 (create_variable_info_for): Adjust.
4498 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4500 * common.opt (Wframe-larger-than=): Shorten the help message
4502 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4504 2008-05-08 Rafael Espindola <espindola@google.com>
4506 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4508 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4509 trap and that both operands are gimple values.
4510 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4511 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4514 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4516 * read-rtl.c (join_c_conditions): Return the first string if the
4517 two strings are equal.
4519 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4521 * gensupport.h (pred_data): Add a "num_codes" field.
4522 (add_predicate_code): Declare.
4523 * gensupport.c (add_predicate_code): New function.
4524 (std_pred_table): Add an "allows_const_p" field.
4525 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4526 Remove the (incomplete) list of such codes from the codes field.
4527 (init_predicate_table): Use add_predicate_code. Add all
4528 RTX_CONST_OBJs if allows_const_p is true.
4529 * genrecog.c (process_define_predicate): Use add_predicate_code.
4531 2008-05-08 David Daney <ddaney@avtrex.com>
4532 Richard Sandiford <rsandifo@nildram.co.uk>
4534 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4535 special case of constant zero operands.
4536 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4537 old and new values. Special case constant zero values.
4538 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4540 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4541 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4543 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4546 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4547 similar RTX_CONST_OBJ before CONST_INT.
4549 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4551 * stmt.c (expand_stack_restore): Change sa mode if needed.
4553 2008-05-08 Richard Guenther <rguenther@suse.de>
4555 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4556 return type to bool.
4557 (ix86_sol10_return_in_memory): Likewise.
4558 (ix86_i386elf_return_in_memory): Likewise.
4559 (ix86_i386interix_return_in_memory): Likewise.
4560 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4561 (ix86_sol10_return_in_memory): Likewise.
4562 (ix86_i386elf_return_in_memory): Likewise.
4563 (ix86_i386interix_return_in_memory): Likewise.
4565 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4568 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4570 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4571 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4574 2008-05-08 Richard Guenther <rguenther@suse.de>
4576 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4577 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4578 (DR_SUBVARS): Remove.
4579 * tree-dfa.c (dump_subvars_for): Remove.
4580 (debug_subvars_for): Likewise.
4581 (dump_variable): Do not dump subvars.
4582 (remove_referenced_var): Do not remove subvars.
4583 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4584 (lookup_subvars_for_var): Remove.
4585 (get_subvars_for_var): Likewise.
4586 (get_subvars_at): Likewise.
4587 (get_first_overlapping_subvar): Likewise.
4588 (overlap_subvar): Likewise.
4589 * tree-flow.h (subvar_t): Remove.
4590 (struct var_ann_d): Remove subvars field.
4591 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4592 argument. Remove special handling of SFTs.
4593 (compute_tag_properties): Likewise.
4594 (set_initial_properties): Likewise.
4595 (compute_call_clobbered): Likewise.
4596 (count_mem_refs): Likewise.
4597 (compute_memory_partitions): Likewise.
4598 (compute_flow_insensitive_aliasing): Likewise.
4599 (setup_pointers_and_addressables): Likewise.
4600 (new_type_alias): Likewise.
4601 (struct used_part): Remove.
4602 (used_portions): Likewise.
4603 (struct used_part_map): Likewise.
4604 (used_part_map_eq): Likewise.
4605 (used_part_map_hash): Likewise.
4606 (free_used_part_map): Likewise.
4607 (up_lookup): Likewise.
4608 (up_insert): Likewise.
4609 (get_or_create_used_part_for): Likewise.
4610 (create_sft): Likewise.
4611 (create_overlap_variables_for): Likewise.
4612 (find_used_portions): Likewise.
4613 (create_structure_vars): Likewise.
4614 * tree.def (STRUCT_FIELD_TAG): Remove.
4615 * tree.h (MTAG_P): Adjust.
4616 (struct tree_memory_tag): Remove base_for_components and
4617 unpartitionable flags.
4618 (struct tree_struct_field_tag): Remove.
4619 (SFT_PARENT_VAR): Likewise.
4620 (SFT_OFFSET): Likewise.
4621 (SFT_SIZE): Likewise.
4622 (SFT_NONADDRESSABLE_P): Likewise.
4623 (SFT_ALIAS_SET): Likewise.
4624 (SFT_UNPARTITIONABLE_P): Likewise.
4625 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4626 (union tree_node): Remove sft field.
4627 * alias.c (get_alias_set): Remove special handling of SFTs.
4628 * print-tree.c (print_node): Remove handling of SFTs.
4629 * tree-dump.c (dequeue_and_dump): Likewise.
4630 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4631 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4632 * tree-predcom.c (set_alias_info): Do not set subvars.
4633 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4634 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4635 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4636 (add_vars_for_offset): Remove.
4637 (add_virtual_operand): Remove special handling of SFTs.
4638 (add_call_clobber_ops): Likewise.
4639 (add_call_read_ops): Likewise.
4640 (get_asm_expr_operands): Likewise.
4641 (get_modify_stmt_operands): Likewise.
4642 (get_expr_operands): Likewise.
4643 (add_to_addressable_set): Likewise.
4644 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4645 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4646 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4647 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4648 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4649 (tree_node_structure): Likewise.
4650 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4652 (find_what_p_points_to): Likewise.
4654 2008-05-08 Sa Liu <saliu@de.ibm.com>
4656 * config/spu/spu.md: Fixed subti3 pattern.
4658 2008-05-08 Richard Guenther <rguenther@suse.de>
4661 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4662 sure to create a representative for trailing arrays for PTA.
4664 2008-05-08 Richard Guenther <rguenther@suse.de>
4667 * fold-const.c (operand_equal_p): Two objects which types
4668 differ in pointerness are not equal.
4670 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4672 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4673 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4674 (emit_library_call_value_1): Add new variable fndecl initialized by
4675 NULL_TREE. It should be the decl type of orgfun, but this information
4676 seems not to be available here, so it uses the default calling abi.
4677 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4678 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4679 by TARGET_RETURN_IN_MEMORY.
4680 * config/i386/i386-interix.h: Likewise.
4681 * config/i386/i386.h: Likewise.
4682 * config/i386/i386elf.h: Likewise.
4683 * config/i386/ptx4-i.h: Likewise.
4684 * config/i386/sol2-10.h: Likewise.
4685 * config/i386/sysv4.h: Likewise.
4686 * config/i386/vx-common.h: Likewise.
4687 * config/cris/cris.h: Removed #if 0 clause.
4688 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4689 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4691 (ix86_sol10_return_in_memory): Likewise.
4692 (ix86_i386elf_return_in_memory): New.
4693 (ix86_i386interix_return_in_memory): New.
4694 * config/mt/mt-protos.h (mt_return_in_memory): New.
4695 * config/mt/mt.c: Likewise.
4696 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4697 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4698 * config/bfin/bfin.h: Likewise.
4699 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4701 * config/bfin/bfin.c: Likewise.
4702 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4703 * config/alpha/unicosmk.h: Likewise.
4704 * config/i386/cygming.h: Likewise.
4705 * config/iq2000/iq2000.h: Likewise.
4706 * config/mips/mips.h: Likewise.
4707 * config/mn10300/mn10300.h: Likewise.
4708 * config/rs6000/rs6000.h: Likewise.
4709 * config/score/score.h: Likewise.
4710 * config/spu/spu.h: Likewise.
4711 * config/v850/v850.h: Likewise.
4712 * defaults.h: Likewise.
4713 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4714 * expr.c (emit_block_move): Adjust use of
4715 OUTGOING_REG_PARM_STACK_SPACE.
4716 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4717 OUTGOING_REG_PARM_STACK_SPACE.
4718 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4720 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4722 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4723 on OMP_RETURN for OMP_FOR.
4726 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4727 (fortran_common): New function.
4728 (gen_variable_die): Call fortran_common instead of common_check,
4729 adjust for it returning tree instead of rtx. Formatting.
4731 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4735 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4736 * c-decl.c (merge_decls): Ditto.
4737 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4738 to RTL_CONST_OR_PURE_CALL_P.
4739 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4740 Initialized DECL_LOOPING_CONST_PURE.
4741 (process_call_operands): Set tree_side_effects properly.
4742 * tree.h (TREE_READONLY_DECL_P): Removed.
4743 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4744 (DECL_LOOPING_OR_CONST_P): New macro.
4745 (struct tree_function_decl): Added looping_const_or_pure_p.
4747 (ECF_LOOPING_OR_CONST_P): New macro.
4748 * rtlanal.c (pure_const_p): Removed.
4749 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4750 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4751 to RTL_CONST_CALL_P.
4752 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4753 (check_decl, check_tree, check_call, scan_function): Initialize
4755 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4756 (static_execute): Set looping true for recursive functions.
4757 Undo setting state to IPA_NEITHER for recursive functions.
4759 * ifcvt.c (noce_can_store_speculate_p): Changed
4760 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4761 RTL_CONST_OR_PURE_CALL_P.
4762 * dse.c (scan_insn): Ditto.
4763 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4764 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4765 RTL_CONST_OR_PURE_CALL_P.
4766 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4767 pure_call_p to RTL_CONST_CALL_P.
4768 * gimplify.c (gimplify_call_expr): Clear side effects for
4769 non-looping pure and constant calls.
4770 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4771 (flags_from_decl_or_type): Set ecf flags from decl flags.
4772 (initialize_argument_information): Turn off
4773 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4774 Change const to pure if callee_copies is true rather than just
4776 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4777 way of marking pure calls.
4778 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4779 Remove hack that was supposed to fix pr7335 and remove old
4780 way of marking pure calls.
4781 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4782 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4783 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4784 RTL_CONST_OR_PURE_CALL_P.
4785 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4786 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4787 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4788 * sched-deps.c (schedule_analyze): Ditto.
4789 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4790 return_val field of calls to represent pure and const function info.
4791 (CONST_OR_PURE_CALL_P): Deleted macro.
4792 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4793 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4794 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4796 * tree-optimize.c (execute_fixup_cfg): Added test for
4797 ECF_LOOPING_CONST_OR_PURE.
4798 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4800 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4801 effects for looping pure or const calls.
4802 (verify_gimple_expr): Added verification code.
4803 * config/alpha/alpha.c (alpha_legitimize_address,
4804 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4806 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4807 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4808 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4809 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4810 RTL_CONST_OR_PURE_CALL_P.
4811 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4812 and const calls to be deleted.
4814 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4817 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4818 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4819 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4820 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4821 to handle nonimmediate operands.
4822 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4823 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4824 to handle nonimmediate operands.
4825 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4826 (mmx_pmulhrwv4hi3): New expander. Use
4827 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4828 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4829 (sse2_umulv1siv1di3): New expander. Use
4830 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4831 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4832 (mmx_eq<mode>3): New expander. Use
4833 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4834 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4835 (mmx_uavgv8qi3): New expander. Use
4836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4837 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4838 (mmx_uavgv4hi3): New expander. Use
4839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4841 * config/i386/sse.md
4842 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4843 to handle nonimmediate operands.
4844 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4845 to handle nonimmediate operands.
4846 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4847 to handle nonimmediate operands.
4848 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4849 to handle nonimmediate operands.
4850 (sse2_unpckhpd_exp): New expander. Use
4851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4852 (sse2_unpcklpd_exp): New expander. Use
4853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4854 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4855 to handle nonimmediate operands.
4856 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4857 to handle nonimmediate operands.
4858 (*sse2_<plusminus_insn><mode>3): Rename from
4859 sse2_<plusminus_insn><mode>3 insn pattern.
4860 (sse2_<plusminus_insn><mode>3): New expander. Use
4861 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4862 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4863 (sse2_umulv2siv2di3): New expander. Use
4864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4865 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4866 (sse4_1_mulv2siv2di3): New expander. Use
4867 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4868 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4869 (sse2_pmaddwd): New expander. Use
4870 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4871 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4872 (sse2_eq<mode>3): New expander. Use
4873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4874 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4875 (sse4_1_eqv2di3): New expander. Use
4876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4877 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4878 (sse2_uavgv16qi3): New expander. Use
4879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4880 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4881 (sse2_uavgv16qi3): New expander. Use
4882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4883 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4884 (sse2_uavgv8hi3): New expander. Use
4885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4886 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4887 (ssse3_pmulhrswv8hi3): New expander. Use
4888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4889 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4890 (ssse3_pmulhrswv4hi3): New expander. Use
4891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4893 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4894 (<sse>_vmmul<mode>3): Ditto.
4895 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4897 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4898 (ssse3_pmaddubsw): Ditto.
4900 * config/i386/i386.c (struct_builtin_description)
4901 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4902 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4903 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4904 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4905 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4906 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4907 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4908 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4909 (ix86_fixup_binary_operands): Assert that src1
4910 and src2 must have the same mode when swapped.
4911 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4912 and ix86_binary_operator_ok. Do not force operands in registers
4915 2008-05-07 Jan Hubicka <jh@suse.cz>
4917 * cgraph.c (dump_cgraph_node): Update.
4918 * cgraph.h (cgraph_local_info): Break out inline summary.
4919 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4921 * ipa-inline (inline_summary): New accestor function.
4922 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4923 cgraph_decide_inlining, compute_inline_parameters): Update.
4924 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4926 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4928 Cleanup ColdFire scheduling support and add V4 pipeline model.
4930 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4931 (define_attr cpu): Add cfv4 value.
4932 (define_attr type, define_attr type1): Merge into a single 'type'
4933 attribute. Update all uses.
4934 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4935 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4937 (define_attr opx_mem, define_attr opy_mem): Remove.
4938 (define_attr op_mem): Clean up, update comment.
4939 (define_attr size): Use specific values instead of general int.
4940 (define_attr guess, define_attr split): Remove. Update all uses.
4941 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4942 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4943 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4944 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4945 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4946 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4947 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4948 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4949 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4950 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4951 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4952 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4953 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4954 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4955 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4956 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4957 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4958 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4959 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4960 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4961 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4962 Update or set attributes.
4963 (stack_tie): New fake instruction.
4965 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4966 (m68k_sched_attr_size): Update declaration.
4967 (m68k_sched_attr_type2): Remove.
4968 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4969 Declare new bypass predicates.
4971 * config/m68k/m68k.c (m68k_sched_issue_rate,
4972 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4974 (TARGET_SCHED_ISSUE_RATE,
4975 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4976 (override_options): Handle scheduling for ColdFire V4 core.
4977 (m68k_expand_prologue): Emit stack_tie.
4978 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4979 'OP_TYPE_FPN'. Update all uses.
4980 (sched_guess_p): Remove.
4981 (sched_address_type): Handle symbolic addresses.
4982 (sched_get_operand): New static function.
4983 (sched_operand_type): Merge into sched_attr_op_type.
4984 (sched_attr_op_type): Handle FP registers, handle quick constants,
4986 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4987 (m68k_sched_attr_size): Update. Move logic to ...
4988 (sched_get_attr_size_int): New static function.
4989 (sched_get_opxy_mem_type): New static function.
4990 (m68k_sched_attr_op_mem): Update.
4991 (m68k_sched_attr_type2): Remove.
4992 (sched_cfv4_bypass_data): New static variable.
4993 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4994 (m68k_sched_issue_rate): Implement scheduler hook.
4995 (struct _sched_ib: enabled_p): New field.
4996 (m68k_sched_variable_issue): Update. Handle V4.
4997 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4998 sched_dump_class_func_t, sched_dump_split_class,
4999 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5000 sched_dump_dfa_class, m68k_sched_dump): Remove.
5001 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5003 (m68k_sched_init_global): Remove statisctics dumping, introduce
5004 sanity check that all instructions have pipeline reservations. Handle
5006 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5007 Handle ColdFire V4 core.
5008 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5009 New static functions.
5010 (m68k_sched_address_bypass_p): New bypass predicate.
5011 (sched_get_indexed_address_scale): New static function.
5012 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5014 * cf.md: Update comments.
5015 (define_attr type2): Remove. Use 'type' attribute instead.
5017 (cf_ib): Rename to cfv123_ib. Update all uses.
5018 (cf_oep): Rename to cfv123_oep. Update all uses.
5019 (cf_chr): Rename to cfv123_chr. Update all uses.
5020 (cf_mem): Rename to cfv123_mem. Update all uses.
5021 (cf_mac): Move to more appropriate place.
5022 (cfv123_guess): New automaton and cpu_unit.
5023 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5024 Update uses of 'size' attribute. Handle before reload scheduling.
5025 (cfv123_guess): New dummy reservation for unhandled instructions.
5026 (cfv4_*): Pipeline description of ColdFire V4 core.
5027 (ignore): New reservation to handle 'ignore' type.
5029 2008-05-07 Ian Lance Taylor <iant@google.com>
5032 * gimplify.c (find_single_pointer_decl_1): Don't look through
5034 (find_single_pointer_decl): Adjust comments.
5036 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5039 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5040 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5043 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5044 integral type rather than floating point, then VIEW_CONVERT_EXPR
5045 to the floating point type.
5047 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5049 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5050 TFmode op0 to register.
5052 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5054 * c-decl.c (grokdeclarator): Comment typo.
5056 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5058 * tree-flow.h: Remove prototype for computed_goto_p.
5059 * tree-cfg.c (computed_goto_p): Make static.
5061 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5064 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5065 (contains_aligned_value_p): This. Handle _Decimal128.
5066 (ix86_function_arg_boundary): Only align _Decimal128 to its
5067 natural boundary and handle it properly.
5069 2008-05-06 Martin Jambor <mjambor@suse.cz>
5071 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5072 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5073 (ipcp_method_set_orig_node): Removed.
5074 (ipcp_cval_get_cvalue_type): Removed.
5075 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5076 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5077 (ipcp_cval_set_cvalue_type): Removed.
5078 (ipcp_cval_get_cvalue): Removed.
5079 (ipcp_cval_set_cvalue): Removed.
5080 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5081 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5082 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5083 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5084 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5085 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5086 (ipcp_get_ith_lattice): Changed parameters.
5087 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5088 (ipcp_lattice_from_jfunc): Changed parameters.
5089 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5090 (ipcp_method_cval_print): Added temporary variable info.
5091 (ipcp_redirect): Removed already unused local variable caller.
5092 (ipcp_redirect): New temporary variable orig_callee_info
5093 (ipcp_redirect): Removed newly unused local variable callee.
5094 (ipcp_redirect): Removed (a bit confusing) local variable type.
5095 (ipcp_insert_stage): Added local variable info.
5096 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5098 (ipcp_formal_create): Removed.
5099 (ipcp_method_cval_set): Removed.
5100 (ipcp_propagate_stage): Renamed lattice variables.
5101 (ipcp_method_cval_set_cvalue_type): Removed.
5102 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5103 (ipcp_print_all_lattices): Changed printed strings to refer to
5104 lattices rather than cvals.
5105 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5106 (ipcp_propagate_const): Changed formal parameters.
5107 (build_const_val): Changed formal parameters.
5108 (ipcp_insert_stage): Removed useless variable cvalue
5109 (build_const_val): Changed formal parameters.
5110 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5111 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5112 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5113 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5114 (ipcp_print_func_profile_counts): Changed string from "method" to
5116 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5117 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5118 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5119 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5120 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5121 (ipcp_lat_is_const): Changed parameters and made inline.
5122 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5123 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5124 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5125 the predicate condition directly
5126 (ipcp_propagate_stage): Added local variable args. Removed local
5127 variable callee. (Both are mere code simplifications.)
5128 (ipcp_method_dont_insert_const): Renamed to
5129 ipcp_node_not_modifiable_p.
5130 (ipcp_node_not_modifiable_p): Made inline.
5131 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5132 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5133 (ipcp_print_all_lattices): Removed variable cvalue
5134 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5137 2008-05-06 Olivier Hainque <hainque@adacore.com>
5139 * tree-sra.c (try_instantiate_multiple_fields): Early return
5140 if field has POINTER_TYPE.
5142 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5144 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5145 by using 'q' specifier for instruction.
5146 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5148 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5150 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5151 Change mode of zero_extract from QImode to HImode.
5152 (sign bit tests peepholes): (Ditto.).
5154 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5156 * config/i386/mmx.md: Remove double backslashes from asm templates.
5157 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5158 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5159 to handle nonimmediate operands.
5160 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5161 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5162 to handle nonimmediate operands.
5163 (*mmx_<code>v2sf3_finite): New insn pattern.
5164 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5165 (mmx_<code>v2sf3): New expander. Use
5166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5167 (mmx_<plusminus_insn><mode>3): New expander. Use
5168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5169 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5170 (mmx_add<mode>3): Removed.
5171 (mmx_ssadd<mode>3): Ditto.
5172 (mmx_usadd<mode>3): Ditto.
5173 (mmx_sub<mode>3): Ditto.
5174 (mmx_sssub<mode>3): Ditto.
5175 (mmx_ussub<mode>3): Ditto.
5176 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5177 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5178 to handle nonimmediate operands.
5179 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5181 (mmx_smulv4hi3_highpart): New expander. Use
5182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5183 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5185 (mmx_umulv4hi3_highpart): New expander. Use
5186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5187 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5188 (mmx_<code>v4hi3): New expander. Use
5189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5190 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5191 (mmx_<code>v8qi3): New expander. Use
5192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5193 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5194 (mmx_<code><mode>3): New expander. Use
5195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5197 2008-05-05 Jan Hubicka <jh@suse.cz>
5199 PR tree-optimization/36118
5200 * passes.c (pass_init_dump_file): Fix dump header.
5202 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5206 VCE for function decls.
5208 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5210 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5212 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5214 * config/i386/i386.md (sat_plusminus): New.
5215 (plusminus_insn): Likewise.
5216 (plusminus_mnemonic): Likewise.
5218 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5219 (*<addsub><mode>3_cc_overflow): Renamed to ...
5220 (*<plusminus_insn><mode>3_cc_overflow): This.
5221 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5222 (*<plusminus_insn>si3_zext_cc_overflow): This.
5224 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5225 (<plusminus_insn><mode>3): This.
5226 (*<addsub><mode>3): Renamed to ...
5227 (*<plusminus_insn><mode>3): This.
5228 (<sse>_vm<addsub><mode>3): Renamed to ...
5229 (<sse>_vm<plusminus_insn><mode>3): This.
5230 (sse3_h<addsub>v4sf3): Renamed to ...
5231 (sse3_h<plusminus_insn>v4sf3): This.
5232 (sse3_h<addsub>v2df3): Renamed to ...
5233 (sse3_h<plusminus_insn>v2df3): This.
5234 (<plusminus_insn><mode>3): New.
5235 (*<plusminus_insn><mode>3): Likewise.
5236 (sse2_<plusminus_insn><mode>3): Likewise.
5237 (add<mode>): Removed.
5238 (*add<mode>3): Likewise.
5239 (sse2_ssadd<mode>3): Likewise.
5240 (sse2_usadd<mode>3): Likewise.
5241 (sub<mode>3): Likewise.
5242 (*sub<mode>3): Likewise.
5243 (sse2_sssub<mode>3): Likewise.
5244 (sse2_ussub<mode>3): Likewise.
5246 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5248 * gthr-single.h: Add in required interface elements as per gthr.h.
5249 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5250 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5251 Generalize UNUSED macro.
5252 (__gthread_once): Add.
5253 (__gthread_key_create): Add.
5254 (__gthread_key_delete): Add.
5255 (__gthread_getspecific): Add.
5256 (__gthread_setspecific): Add.
5258 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5261 the same size types for the indirect reference on the rhs, then
5264 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5266 * config/i386/i386.md
5267 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5268 one insn template instead of template series.
5269 (*xordi_1_rex64): Ditto.
5270 (*xordi_2_rex64): Ditto.
5272 2008-05-05 Ira Rosen <irar@il.ibm.com>
5274 PR tree-optimization/36119
5275 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5278 2008-06-04 Jan Hubicka <jh@suse.cz>
5280 tree-optimization/36100
5281 * tree-pass.h (pass_O0_always_inline): Declare.
5282 * ipa-inline.c (inline_transform): Remove dead code.
5283 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5284 pass_O0_always_inline): New.
5285 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5287 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5289 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5290 mnemonic in this_param move for TARGET_64BIT.
5292 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5294 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5295 (*strmovsi_rex_1): Ditto.
5296 (*strsetsi_1): Ditto.
5297 (*strsetsi_rex_1): Ditto.
5299 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5300 adddicc expanders using SWI mode iterator.
5302 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5308 2008-05-04 David S. Miller <davem@davemloft.net>
5310 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5311 (sparc*-*-linux*): Use linux.h in tm_file.
5312 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5313 compiler defaulting to 32-bit.
5314 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5316 * config/sparc/linux.h: Remove definitions now obtained
5317 properly from linux.h
5318 * config/sparc/linux64.h: Likewise.
5319 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5320 don't want this setting for 32-bit builds in a biarch compiler.
5321 * doc/install.texi: Add sparc-linux to list of targets
5322 supporting --enable-targets=all.
5324 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5326 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5328 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5330 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5331 after V4SI_FTYPE_V8HI.
5332 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5333 case V4SI_FTYPE_V2DF.
5335 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5337 * doc/invoke.texi (max-flow-memory-locations): Removed.
5338 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5340 2008-05-03 Richard Guenther <rguenther@suse.de>
5343 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5345 2008-05-02 David S. Miller <davem@davemloft.net>
5347 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5349 2008-05-02 Simon Baldwin <simonb@google.com>
5352 * c-common.h (warn_array_subscript_range): Removed.
5353 * c-common.c (warn_array_subscript_range): Ditto.
5354 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5355 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5357 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5359 * config/i386/i386.c (ix86_special_builtin_type): New.
5360 (bdesc_special_args): Likewise.
5361 (ix86_expand_special_args_builtin): Likewise.
5362 (ix86_init_mmx_sse_builtins): Updated.
5363 (ix86_expand_builtin): Updated.
5364 (ix86_expand_store_builtin): Removed.
5365 (ix86_expand_unop_builtin): Likewise.
5367 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5368 * config/i386/mmintrin.h (__v2sf): Here.
5370 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5372 (_mm_loadl_pi): Likewise.
5373 (_mm_storeh_pi): Replace __v2si with __v2sf.
5374 (_mm_storel_pi): Likewise.
5376 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5377 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5378 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5379 __builtin_ia32_loadlpd.
5381 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5383 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5384 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5385 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5386 (ix86_init_mmx_sse_builtins): Updated.
5387 (ix86_expand_args_builtin): Likewise.
5388 (ix86_expand_builtin): Likewise.
5389 (ix86_expand_unop1_builtin): Renamed to ...
5390 (ix86_expand_unop_vec_merge_builtin): This.
5392 2008-05-01 Jan Hubicka <jh@suse.cz>
5395 * ipa-inline.c (inline_generate_summary): Make static.
5396 (inline_transform): Do not call inlining at -O0; make static.
5397 * passes.c (execute_todo): Add sanity check.
5398 (execute_one_ipa_transform_pass): Execute proper flags.
5400 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5402 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5403 (DECL_NONADDRESSABLE_P): Likewise.
5404 * alias.c (record_component_aliases): Fix comment.
5406 2008-05-01 Simon Baldwin <simonb@google.com>
5408 * c-common.h (warn_array_subscript_range): New function.
5409 * c-common.c (warn_array_subscript_range): Ditto.
5410 * tree-vrp.c (check_array_ref): Corrected code to agree with
5411 comment, ignoring only arrays of size 0 or size 1.
5412 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5414 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5416 * config/i386/i386.c (ix86_builtin_type): Replace
5417 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5418 (bdesc_args): Updated.
5419 (ix86_init_mmx_sse_builtins): Likewise.
5420 (ix86_expand_args_builtin): Likewise.
5422 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5425 * doc/extend.texi: Correct __builtin_ia32_palignr.
5427 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5430 * config/i386/i386.c (bdesc_crc32): Removed.
5431 (ix86_expand_crc32): Likewise.
5432 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5433 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5434 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5435 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5436 UINT_FTYPE_UINT_UCHAR.
5437 (bdesc_args): Updated. Add crc32 builtins.
5438 (ix86_init_mmx_sse_builtins): Updated.
5439 (ix86_expand_args_builtin): Updated to support subreg.
5441 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5443 2008-05-01 Jan Hubicka <jh@suse.cz>
5445 * tree-pass.h (opt_pass): Add IPA_PASS.
5446 (varpool_node, cgraph_node): Forward declare.
5447 (ipa_opt_pass): Define.
5448 (pass_ipa_inline): Turn into ipa_opt_pass.
5449 (pass_apply_inline): Remove.
5450 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5451 (apply_inline): Turn into ....
5452 (inline_transform): ... this one.
5453 (inline_generate_summary): New function.
5454 (pass_apply_inline): Remove.
5455 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5457 (struct function): Add ipa_transforms_to_apply.
5458 * passes.c (register_one_dump_file): Work on IPA_PASS.
5459 (init_optimization_passes): Remove pass_inline_parameters and
5461 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5462 (execute_one_pass) ... here; apply transforms when possible.
5463 (add_ipa_transform_pass, execute_ipa_summary_asses,
5464 execute_one_ipa_transform_pass): New.
5465 (execute_ipa_pass_list): Update for IPA_PASS type.
5467 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/i386.c (ix86_builtin_type): Add
5470 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5471 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5472 (bdesc_args): Add SSE4a builtins.
5473 (ix86_init_mmx_sse_builtins): Updated.
5474 (ix86_expand_args_builtin): Likewise.
5475 (ix86_expand_builtin): Likewise.
5477 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5479 * config/i386/i386.c (ix86_builtin_type): Add
5480 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5481 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5482 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5483 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5484 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5485 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5486 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5487 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5488 and DI_FTYPE_DI_DI_INT.
5489 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5490 (ix86_init_mmx_sse_builtins): Updated.
5491 (ix86_expand_args_builtin): Likewise.
5492 (ix86_expand_builtin): Likewise.
5493 (ix86_expand_binop_imm_builtin): Removed.
5495 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5497 2008-04-30 Richard Guenther <rguenther@suse.de>
5499 PR tree-optimization/32921
5500 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5502 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5504 * config/arm/arm.c (arm_unwind_emit): Use
5505 crtl->all_throwers_are_sibcalls instead of
5506 cfun->all_throwers_are_sibcalls.
5507 (arm_output_fn_unwind): Likewise.
5508 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5509 instead of cfun->uses_pic_offset_table.
5510 (frv_expand_prologue): Likewise.
5511 (frv_frame_pointer_required): Likewise.
5512 (frv_expand_fdpic_call): Likewise.
5513 (frv_emit_movsi): Likewise.
5514 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5515 cfun->returns_pcc_struct instead of
5516 current_function_returns_pcc_struct.
5517 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5518 instead of cfun->calls_eh_return.
5519 (m32c_pushm_popm): Likewise.
5520 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5521 "extern" declaration.
5523 2008-04-30 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/21636
5526 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5528 (evaluate_stmt): Print the likely value.
5529 (ccp_visit_stmt): Avoid excessive vertical spacing.
5531 2008-04-30 Rafael Espindola <espindola@google.com>
5533 * builtins.c (fold_call_expr): Return realret.
5534 * tree-ssa-threadedge.c
5535 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5536 __builtin_object_size.
5538 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5540 * gcc.c (wrapper_string): New variable.
5541 (insert_wrapper): New function.
5542 (execute): New option -wrapper.
5543 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5545 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5547 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5548 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5549 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5551 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5552 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5553 config/rs6000/e500crtres64gprctr.asm,
5554 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5555 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5556 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5557 config/rs6000/e500crtsav64gprctr.asm,
5558 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5559 config/rs6000/e500crtsavg64gprctr.asm: New files.
5560 * config/rs6000/t-ppccomm: Add build rules for new files.
5561 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5562 * config/rs6000/t-netbsd: Add build rules for new files.
5563 (LIB2FUNCS_STATIC_EXTRA): New variable.
5564 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5565 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5566 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5568 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5570 * config/i386/i386.c (ix86_builtin_type): Add
5571 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5572 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5573 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5574 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5575 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5576 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5577 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5578 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5579 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5580 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5581 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5582 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5583 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5584 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5585 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5586 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5587 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5588 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5589 V1DI_FTYPE_V2SI_V2SI.
5590 (bdesc_2arg): Moved to ...
5592 (ix86_init_mmx_sse_builtins): Updated.
5593 (ix86_expand_args_builtin): Updated. Take a pointer
5594 to const struct builtin_description. Handle comparison
5596 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5597 (ix86_expand_builtin): Updated.
5599 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5600 (ssse3_pmaddubsw128): This.
5601 (ssse3_pmaddubswv4hi3): Renamed to ...
5602 (ssse3_pmaddubsw): This.
5604 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5605 (__builtin_ia32_packssdw128): Likewise.
5606 (__builtin_ia32_packuswb128): Likewise.
5607 (__builtin_ia32_pmaddubsw): Likewise.
5608 (__builtin_ia32_pmaddubsw128): Likewise.
5610 2008-04-30 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/14847
5613 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5614 (recognize_bits_test): Use it.
5615 (recognize_single_bit_test): Likewise.
5617 2008-04-30 Martin Jambor <mjambor@suse.cz>
5619 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5620 instead of setting number of formal parameters to zero.
5621 (ipcp_init_stage): Do not set the number of actual parameters to zero
5623 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5624 which are called with variable number of arguments.
5625 (ipcp_insert_stage): Explicitely skipping all nodes which are
5626 called with variable number of arguments.
5627 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5628 number of parameters.
5630 * ipa-prop.h (struct ipa_node_params): Added flag
5631 called_with_var_arguments
5632 (ipa_set_param_count): Added. Changed sole setter to use it.
5633 (ipa_get_param_count): Added. All readers of param_count
5634 converted to use it instead.
5635 (ipa_set_called_with_variable_arg): Added.
5636 (ipa_is_called_with_var_arguments): Added.
5637 (ipa_get_ith_param): Added. All readers of param_decls converted
5639 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5641 (ipa_get_cs_argument_count): Added, all readers of argument_count
5643 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5646 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5647 (struct ipcp_lattice): Renamed cval_type to type
5648 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5650 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5651 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5652 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5653 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5654 (build_const_val): Changed the type of parameter cvalue to tree
5655 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5656 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5658 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5661 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5662 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5663 (ipa_add_method): Renamed to ipa_push_func_to_list
5664 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5665 (ipa_callsite_param_count): Removed.
5666 (ipa_callsite_param_count_set): Removed.
5667 (ipa_callsite_param): Removed.
5668 (ipa_callsite_callee): Removed.
5669 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5670 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5671 (ipa_method_formal_count): Removed.
5672 (ipa_method_formal_count_set): Removed.
5673 (ipa_method_get_tree): Removed.
5674 (ipa_method_tree_map_create): Removed.
5675 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5676 (ipa_create_param_decls_array): Creates the array itself
5677 (ipa_create_param_decls_array): Temporary variable info instead of
5679 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5680 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5681 (get_type): Removed.
5682 (ipa_jf_get_info_type): Removed.
5683 (ipa_node_create): Renamed to ipa_create_node_params
5684 (ipa_free): Renamed to ipa_free_all_node_params
5685 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5686 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5687 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5688 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5689 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5690 ipa_free_all_edge_args
5691 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5692 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5693 (ipa_create_methodlist_node): Removed.
5694 (ipa_methodlist_method): Removed.
5695 (ipa_methodlist_method_set): Removed.
5696 (ipa_methodlist_next_method): Removed.
5697 (ipa_methodlist_next_method_set): Removed.
5698 (ipa_method_is_modified): Removed.
5699 (ipa_method_modify_create): Removed.
5700 (ipa_method_modify_init): Temporary variable info instead of a few
5702 (ipa_detect_param_modifications): Temporary variable info instead of
5704 (ipa_compute_jump_functions): Temporary variable info instead of
5706 (ipa_method_modify_set): Removed.
5707 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5708 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5709 than craph_node as the first parameter.
5710 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5711 (ipa_method_modify_init): Removed.
5712 (ipa_compute_jump_functions): Added a temp variable instead of
5713 repeatadly dereferencing the cgraph_edge.aux pointer
5714 (ipa_callsite_param_set_type): Removed.
5715 (ipa_compute_jump_functions): i renamed to index and moved to
5717 (ipa_callsite_param_set_info_type_formal): Removed.
5718 (ipa_callsite_param_set_info_type): Removed.
5719 (ipa_callsite_param_map_create): Removed.
5720 (ipa_callsite_tree): Removed.
5721 (ipa_callsite_caller): Removed.
5722 (ipa_pop_func_from_list): return_method removed to return_func
5724 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5725 prefixed all values with IPA_. Changed all users.
5726 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5727 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5728 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5729 (union parameter_info): Renamed to jump_func_value.
5730 (union jump_func_value): Renamed value to constant
5731 (struct ipa_jump_func): Renamed info_type to value
5732 (struct ipa_node): Renamed to ipa_node_params
5733 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5734 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5735 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5736 (struct ipa_edge): Renamed to ipa_edge_args
5737 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5738 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5739 (struct ipa_methodlist): Renamed to ipa_func_list
5740 (struct ipa_func_list): method_p renamed to node, next_method
5742 (ipa_methodlist_p): Removed, switched all users to struct pointer
5743 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5745 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5747 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5748 (rs6000_emit_epilogue): Use backchain to restore only when we
5749 have a large frame. Make use of frame pointer to restore if we
5750 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5752 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5754 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5755 Add mode to zero_extract.
5756 (sign bit tests peepholes): (Ditto.).
5758 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5760 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5761 Instructions in comments with SSE3.
5762 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5763 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5764 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5765 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5766 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5767 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5768 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5769 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5770 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5771 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5772 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5773 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5774 (bdesc_sse_args): Renamed to ...
5775 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5776 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5777 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5779 (bdesc_1arg): Moved to ...
5781 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5782 Instructions in comments with SSE3.
5783 (ix86_expand_sse_operands_builtin): Renamed to ...
5784 (ix86_expand_args_builtin): This. Updated.
5785 (ix86_expand_unop1_builtin): Update comments.
5786 (ix86_expand_builtin): Updated.
5788 2008-04-29 Richard Guenther <rguenther@suse.de>
5790 PR tree-optimization/36078
5791 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5792 Update virtual SSA form after cleaning up the CFG.
5794 2008-04-29 Richard Guenther <rguenther@suse.de>
5797 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5799 2008-04-29 Richard Guenther <rguenther@suse.de>
5801 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5802 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5803 (compute_flow_insensitive_aliasing): Do not treat
5804 PTR_IS_REF_ALL pointers special.
5805 (get_smt_for): Likewise.
5806 (may_alias_p): Re-structure.
5807 (is_escape_site): A ref-all pointer conversion is not an escape site.
5808 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5809 PTR_IS_REF_ALL pointers special.
5810 * tree-ssa-structalias.h (struct alias_info): Remove
5811 ref_all_symbol_mem_tag field.
5812 (PTR_IS_REF_ALL): Remove.
5814 2008-04-29 Richard Guenther <rguenther@suse.de>
5817 * fold-const.c (extract_muldiv_1): In combining division constants
5818 make sure to never overflow.
5820 2008-04-29 Nick Clifton <nickc@redhat.com>
5822 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5824 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5827 * optc-gen.awk: Work around HP-UX/IA awk bug.
5829 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5831 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5834 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/i386.md
5838 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5839 Change operand 1 predicate to nonimmediate_operand.
5841 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5844 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5846 * gengtype.c (walk_type, write_func_for_structure): Handle
5848 * doc/gty.texi: Document chain_circular.
5850 2008-04-28 Richard Guenther <rguenther@suse.de>
5852 PR tree-optimization/36066
5853 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5856 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5859 * config/i386/i386.md
5860 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5861 Use match_scratch instead of match_operand for operands 3 and 4.
5863 2008-04-27 Richard Guenther <rguenther@suse.de>
5865 PR tree-optimization/18754
5866 PR tree-optimization/34223
5867 * tree-pass.h (pass_complete_unrolli): Declare.
5868 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5869 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5870 Rewrite loop into loop closed SSA form if it is not already.
5871 (tree_unroll_loops_completely): Re-structure to iterate over
5872 innermost loops with intermediate CFG cleanups.
5873 Unroll outermost loops only if requested or the code does not grow
5875 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5876 loops are available.
5877 (tree_vectorize): Instead do so here.
5878 (tree_complete_unroll): Also unroll outermost loops.
5879 (tree_complete_unroll_inner): New function.
5880 (gate_tree_complete_unroll_inner): Likewise.
5881 (pass_complete_unrolli): New pass.
5882 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5883 uses outside of the loop.
5884 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5885 form if it is available.
5886 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5887 * passes.c (init_optimization_passes): Schedule complete inner
5888 loop unrolling pass before the first CCP pass after final inlining.
5890 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5892 * targhooks.h (default_emutls_var_fields,
5893 default_emutls_var_init): Declare.
5894 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5895 * target.h (struct gcc_target): Add struct emutls member.
5896 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5897 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5898 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5899 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5900 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5901 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5902 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5903 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5904 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5905 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5906 emit debug information.
5907 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5908 * varasm.c: Include targhooks.h.
5909 (emutls_object_section, emutls_tmpl_section): New.
5910 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5911 (EMUTLS_SEPARATOR): New.
5913 (get_emutls_object_name): New.
5914 (default_emutls_var_fields): New, broken out of ...
5915 (get_emutls_object_type): ... here. Adjust to use target hooks.
5916 (get_emutls_init_templ_addr): Adjust to use target hooks.
5917 (emutls_decl): Adjust to use target hooks.
5918 (emutls_finish): Likewise.
5919 (default_emutls_var_init): New, broken out of ...
5920 (assemble_variable): ... here. Adjust to use target hooks.
5921 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5923 * c-common.c (handle_section_attribute): Prevent overriding
5924 sections for emulated tls with special sections.
5925 * config/i386/i386.c (x86_64_elf_select_section): Add
5926 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5927 (x86_64_elf_unique_section): Likewise.
5928 * config/vxworks.c: Include tree.h.
5929 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5930 (vxworks_override_options): Set TLS scheme.
5931 * doc/tm.texi (Emulated TLS): New node.
5933 2008-04-26 Simon Baldwin <simonb@google.com>
5936 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5937 with propagated string constants.
5939 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5941 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5942 constraint for operand 2 when operand 0 is memory operand.
5943 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5944 operand 0 is memory operand.
5945 (fix_trunc<mode>_i387_with_temp): Ditto.
5946 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5947 operand 2 when operand 1 is memory operand.
5948 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5949 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5950 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5951 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5952 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5953 operands 2,3 and 4 when operand 1 is memory operand.
5954 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5956 (fistdi2_floor_with_temp): Ditto.
5957 (fist<mode>2_floor_with_temp): Ditto.
5958 (fistdi2_ceil_with_temp): Ditto.
5959 (fist<mode>2_ceil_with_temp): Ditto.
5960 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5962 2008-04-26 David Daney <ddaney@avtrex.com>
5964 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5966 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5967 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5968 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5969 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5970 (compare_and_swap_12): New insn.
5971 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5972 * config/mips/mips.c (mips_force_binary): New function.
5973 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5974 (mips_expand_compare_and_swap_12): New function.
5975 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5977 2008-04-25 Jan Hubicka <jh@suse.cz>
5980 * cfgexpand.c (pass_expand): Turn into RTL pass.
5981 * passes.c (execute_one_pass): Do pass typechecking after execution.
5982 * tree-pass.h (pass_expand): Turn into RTL pass.
5984 * function.h (struct rtl_data): Move here fields
5985 accesses_prior_frames, calls_eh_return, saves_all_registers,
5986 has_nonlocal_goto, has_asm_statement, is_thunk,
5987 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5988 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5989 arg_pointer_save_area_init from struct function; turn into bool.
5990 (struct function): Move
5991 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5992 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5993 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5994 tail_call_emit, arg_pointer_save_area_init
5995 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5996 (current_function_returns_struct, current_function_returns_pcc_struct,
5997 current_function_calls_setjmp, current_function_calls_alloca,
5998 current_function_accesses_prior_frames,
5999 current_function_calls_eh_return, current_function_is_thunk,
6000 current_function_stdarg, current_function_profile,
6001 current_function_limit_stack, current_function_uses_pic_offset_table,
6002 current_function_uses_const_pool, current_function_has_nonlocal_label,
6003 current_function_saves_all_registers,
6004 current_function_has_nonlocal_goto,
6005 current_function_has_asm_statement): Remove accesor macros.
6006 * ra-conflict.c (global_conflicts): Update.
6007 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6008 (suitable_for_tail_call_opt_p): Update.
6009 * builtins.c (expand_builtin_return_addr): Update.
6010 (expand_builtin_setjmp_setup): Update.
6011 (expand_builtin_nonlocal_goto): Update.
6012 * final.c (final_start_function): Update.
6013 (profile_function): Update.
6014 (leaf_function_p): Update.
6015 (only_leaf_regs_used): Update.
6016 * df-scan.c (df_get_exit_block_use_set): Update.
6017 * dojump.c (clear_pending_stack_adjust): Update.
6018 * tree-stdarg.c (gate_optimize_stdarg): Update.
6019 * gimple-low.c (lower_function_body): Update.
6020 * global.c (compute_regsets): Update.
6021 (global_alloc): Update.
6022 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6023 * expr.c (expand_assignment): Update.
6024 * dse.c (dse_step0): Update.
6025 (dse_step1): Update.
6026 * c-decl.c (store_parm_decls): Update.
6027 * local-alloc.c (combine_regs): Update.
6028 (find_free_reg): Update.
6029 * function.c (assign_parms_augmented_arg_list): Update.
6030 (assign_parm_find_data_types): Update.
6031 (assign_parms): Update.
6032 (allocate_struct_function): Update.
6033 (expand_function_start): Update.
6034 (expand_function_end): Update.
6035 (get_arg_pointer_save_area): Update.
6036 (thread_prologue_and_epilogue_insns): Update.
6037 (rest_of_match_asm_constraints): Update.
6038 * stor-layout.c (variable_size): Update.
6039 * gcse.c (gcse_main): Update.
6040 (bypass_jumps): Update.
6041 * gimplify.c (gimplify_function_tree): Update.
6042 * calls.c (emit_call_1): Update.
6043 (expand_call): Update.
6044 * bt-load.c (compute_defs_uses_and_gen): Update.
6045 * except.c (sjlj_assign_call_site_values): Update.
6046 (sjlj_emit_function_enter): Update.
6047 (can_throw_external): Update.
6048 (set_nothrow_function_flags): Update.
6049 (expand_builtin_unwind_init): Update.
6050 (expand_eh_return): Update.
6051 (convert_to_eh_region_ranges): Update.
6052 (output_function_exception_table): Update.
6053 * emit-rtl.c (gen_tmp_stack_mem): Update.
6054 * cfgexpand.c (expand_used_vars): Update.
6055 (tree_expand_cfg): Update.
6056 * cfgcleanup.c (rest_of_handle_jump): Update.
6057 * explow.c (allocate_dynamic_stack_space): Update.
6058 * varasm.c (assemble_start_function): Update.
6059 (force_const_mem): Update.
6060 (mark_constant_pool): Update.
6061 * tree-optimize.c (tree_rest_of_compilation): Update.
6062 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6063 * tree-cfg.c (notice_special_calls): Update.
6064 (is_ctrl_altering_stmt): Update.
6065 (tree_can_make_abnormal_goto): Update.
6066 (tree_purge_dead_abnormal_call_edges): Update.
6067 * config/alpha/predicates.md: Update.
6068 * config/alpha/alpha.c (alpha_sa_mask): Update.
6069 (alpha_sa_size): Update.
6070 (alpha_does_function_need_gp): Update.
6071 (alpha_expand_prologue): Update.
6072 (alpha_start_function): Update.
6073 (alpha_output_function_end_prologue): Update.
6074 (alpha_expand_epilogue): Update.
6075 * config/frv/frv.c (frv_stack_info): Update.
6076 (frv_expand_epilogue): Update.
6077 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6078 (s390_register_info): Update.
6079 (s390_frame_info): Update.
6080 (s390_init_frame_layout): Update.
6081 (s390_can_eliminate): Update.
6082 (save_gprs): Update.
6083 * config/spu/spu.c (spu_split_immediate): Update.
6084 (need_to_save_reg): Update.
6085 (spu_expand_prologue): Update.
6086 (spu_expand_epilogue): Update.
6087 * config/sparc/sparc.md: Update.
6088 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6089 (sparc_tls_got): Update.
6090 (legitimize_pic_address): Update.
6091 (sparc_emit_call_insn): Update.
6092 (sparc_expand_prologue): Update.
6093 (output_return): Update.
6094 (print_operand): Update.
6095 (sparc_function_ok_for_sibcall): Update.
6096 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6097 * config/m32r/m32r.md: Update.
6098 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6099 (m32r_compute_frame_size): Update.
6100 (m32r_expand_prologue): Update.
6101 (m32r_expand_epilogue): Update.
6102 (m32r_legitimize_pic_address): Update.
6103 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6104 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6105 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6107 (ix86_save_reg): Update.
6108 (ix86_compute_frame_layout): Update.
6109 (ix86_expand_prologue): Update.
6110 (ix86_expand_epilogue): Update.
6111 * config/sh/sh.c (output_stack_adjust): Update.
6112 (calc_live_regs): Update.
6113 (sh5_schedule_saves): Update.
6114 (sh_expand_prologue): Update.
6115 (sh_expand_epilogue): Update.
6116 (sh_setup_incoming_varargs): Update.
6117 (sh_allocate_initial_value): Update.
6118 (sh_get_pr_initial_val): Update.
6119 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6120 * config/sh/sh.md (label:): Update.
6121 * config/avr/avr.c (out_movhi_mr_r): Update.
6122 * config/crx/crx.h (enum): Update.
6123 * config/xtensa/xtensa.h (along): Update.
6124 * config/stormy16/stormy16.c Update.
6125 (xstormy16_compute_stack_layout): Update.
6126 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6127 (fr30_expand_prologue): Update.
6128 * config/cris/cris.c (cris_conditional_register_usage): Update.
6129 (cris_reg_saved_in_regsave_area): Update.
6130 (cris_initial_frame_pointer_offset): Update.
6131 (cris_simple_epilogue): Update.
6132 (cris_expand_prologue): Update.
6133 (cris_expand_epilogue): Update.
6134 (cris_expand_pic_call_address): Update.
6135 (cris_asm_output_symbol_ref): Update.
6136 (cris_asm_output_label_ref): Update.
6137 * config/cris/cris.md Update.
6138 * config/iq2000/iq2000.c (compute_frame_size): Update.
6139 (iq2000_expand_epilogue): Update.
6140 * config/mt/mt.h (save_direction): Update.
6141 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6142 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6143 (ia64_secondary_reload_class): Update.
6144 * config/m68k/m68k.c (m68k_save_reg): Update.
6145 (m68k_expand_prologue): Update.
6146 (m68k_expand_epilogue): Update.
6147 (legitimize_pic_address): Update.
6148 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6149 (first_reg_to_save): Update.
6150 (first_altivec_reg_to_save): Update.
6151 (compute_vrsave_mask): Update.
6152 (compute_save_world_info): Update.
6153 (rs6000_stack_info): Update.
6154 (spe_func_has_64bit_regs_p): Update.
6155 (rs6000_ra_ever_killed): Update.
6156 (rs6000_emit_eh_reg_restore): Update.
6157 (rs6000_emit_allocate_stack): Update.
6158 (rs6000_emit_prologue): Update.
6159 (rs6000_emit_epilogue): Update.
6160 (rs6000_output_function_epilogue): Update.
6161 (output_profile_hook): Update.
6162 (rs6000_elf_declare_function_name): Update.
6163 * config/rs6000/rs6000.h (rs6000_args): Update.
6164 * config/rs6000/rs6000.md: Update.
6165 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6166 * config/arc/arc.c (arc_output_function_epilogue): Update.
6167 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6168 * config/darwin.c (machopic_function_base_name): Update.
6169 * config/score/score3.c (score3_compute_frame_size): Update.
6172 (score3_epilogue): Update.
6173 * config/score/score7.c (score7_compute_frame_size): Update.
6174 (score7_prologue): Update.
6175 (score7_epilogue): Update.
6176 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6177 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6178 * config/arm/arm.c (use_return_insn): Update.
6179 (require_pic_register): Update.
6180 (arm_load_pic_register): Update.
6181 (arm_compute_save_reg0_reg12_mask): Update.
6182 (arm_compute_save_reg_mask): Update.
6183 (thumb1_compute_save_reg_mask): Update.
6184 (output_return_instruction): Update.
6185 (arm_output_function_prologue): Update.
6186 (arm_output_epilogue): Update.
6187 (arm_get_frame_offsets): Update.
6188 (arm_expand_prologue): Update.
6189 (thumb_pushpop): Update.
6190 (thumb_exit): Update.
6191 (thumb1_expand_prologue): Update.
6192 (thumb1_expand_epilogue): Update.
6193 (arm_unwind_emit): Update.
6194 (arm_output_fn_unwind): Update.
6195 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6196 * config/arm/arm.md: Update.
6197 * config/pa/pa.md: Update.
6198 * config/pa/pa.c (legitimize_pic_address): Update.
6199 (compute_frame_size): Update.
6200 (hppa_expand_prologue): Update.
6201 (hppa_expand_epilogue): Update.
6202 (borx_reg_operand): Update.
6203 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6204 (HARD_REGNO_RENAME_OK): Update.
6205 * config/mips/mips.c (mips_global_pointer): Update.
6206 (mips_save_reg_p): Update.
6207 (mips_compute_frame_info): Update.
6208 (mips_frame_pointer_required): Update.
6209 (mips_expand_prologue): Update.
6210 (mips_expand_epilogue): Update.
6211 (mips_can_use_return_insn): Update.
6212 (mips_reorg_process_insns): Update.
6213 * config/v850/v850.c (compute_register_save_size): Update.
6214 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6215 * config/mmix/mmix.c (along): Update.
6216 (mmix_expand_epilogue): Update.
6217 * config/bfin/bfin.c (legitimize_pic_address): Update.
6218 (must_save_p): Update.
6219 (stack_frame_needed_p): Update.
6220 (add_to_reg): Update.
6221 (bfin_expand_prologue): Update.
6222 * stmt.c (expand_asm_operands): Update.
6223 * reload1.c (reload): Update.
6224 (init_elim_table): Update.
6226 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6228 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6230 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6232 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6233 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6234 (mov<mode>): Removed.
6235 (*movv4sf_internal): Likewise.
6236 (*movv2df_internal): Likewise.
6238 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6240 * config.gcc (crx-*-elf): Remove deprecation.
6242 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6244 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6245 __gcc_deregister_frame with atexit.
6246 (deregister_frame_dtor): Remove.
6248 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6249 Nathan Sidwell <nathan@codesourcery.com>
6251 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6253 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6254 (rs6000_isel): Likewise.
6255 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6256 (rs6000_isel): New variable.
6257 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6259 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6262 * c-common.c (handle_vector_size_attribute): Call
6263 lang_hooks.types.reconstruct_complex_type instead of
6264 reconstruct_complex_type.
6265 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6266 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6267 * langhooks.h (struct lang_hooks_for_types): Add
6268 reconstruct_complex_type hook.
6269 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6270 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6272 2008-04-24 Richard Guenther <rguenther@suse.de>
6274 * c-common.h (check_builtin_function_arguments): Declare.
6275 * c-common.c (validate_nargs): New function.
6276 (check_builtin_function_arguments): Likewise.
6277 * c-typeck.c (build_function_call): Call
6278 check_builtin_function_arguments.
6279 * builtins.c (fold_builtin_classify): Remove error reporting code.
6280 (fold_builtin_unordered_cmp): Likewise.
6281 (fold_builtin_1): Likewise.
6282 (fold_builtin_n): Likewise.
6284 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6286 PR tree-optimization/36008
6287 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6288 the original op1, rather than delta by step.
6290 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6291 Sebastian Pop <sebastian.pop@amd.com>
6293 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6294 eliminate_local_variables_stmt, eliminate_local_variables,
6295 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6296 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6297 of code delimited by two edges in the CFG.
6298 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6299 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6300 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6301 the case of parallelisation of reductions.
6302 (expr_invariant_in_region_p): New.
6304 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6305 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6307 2008-04-24 Ira Rosen <irar@il.ibm.com>
6308 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/36034
6311 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6312 incapable of dealing with loads with gaps.
6314 2008-04-24 Rafael Espindola <espindola@google.com>
6316 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6317 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6318 vrp_evaluate_conditional.
6319 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6320 (vrp_evaluate_conditional): Split the cond argument.
6321 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6322 (simplify_stmt_for_jump_threading): Update call to
6323 vrp_evaluate_conditional.
6325 2008-04-24 Ira Rosen <irar@il.ibm.com>
6327 PR tree-optimization/35982
6328 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6329 interleaved data-refs are of the same type.
6331 2008-04-24 Danny Smith <dannysmith@users.net>
6333 * c-format.c (check_format_info_main): Use strncmp rather than a
6334 magic prefix to handle multichar length specs.
6335 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6336 Don't prefix "I64" and "I32" with '\0'.
6338 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6341 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6342 in registers for -m32 only if stdarg_p (fntype).
6344 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6346 PR rtl-optimization/36006
6347 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6348 temp to op0 in order to avoid invalid rtx sharing.
6350 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6352 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6353 check TREE_INVARIANT.
6354 * tree-gimple.c (is_gimple_address): New.
6355 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6356 * tree-gimple.h (is_gimple_address): New.
6357 * tree.h (decl_address_invariant_p): New.
6358 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6359 (build_string): Likewise.
6360 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6361 (tree_invariant_p_1): Likewise.
6362 (save_expr): Use it.
6363 (tree_invariant_p): New.
6364 (skip_simple_arithmetic): Use it.
6365 (stabilize_reference_1): Use it.
6366 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6368 (build1_stat): Drop code to compute TREE_INVARIANT.
6369 (build2_stat): Drop code to compute TREE_INVARIANT.
6370 (build3_stat): Drop code to compute TREE_INVARIANT.
6371 (build4_stat): Drop code to compute TREE_INVARIANT.
6372 (build5_stat): Drop code to compute TREE_INVARIANT.
6373 (build7_stat): Drop code to compute TREE_INVARIANT.
6374 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6375 * tree.h (struct tree_base): Remove invariant_flag.
6376 (TREE_INVARIANT): Remove.
6377 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6378 (fold_builtin_expect): Check TREE_CONSTANT.
6379 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6380 * c-tree.h (c_expr_to_decl): Drop third parameter.
6381 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6382 (build_c_cast): Don't set TREE_INVARIANT.
6383 (pop_init_level): Don't set TREE_INVARIANT.
6384 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6385 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6387 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6388 (gimplify_addr_expr): Adjust comment.
6389 * tree-mudflap.c (mf_build_string):
6390 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6391 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6392 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6393 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6394 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6395 * langhooks.h (struct lang_hooks): Drop third parameter from
6398 2008-04-23 Richard Guenther <rguenther@suse.de>
6400 PR tree-optimization/27799
6401 PR tree-optimization/32921
6402 PR tree-optimization/32624
6403 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6404 SMTs aliases and the tag itself into the solution.
6405 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6406 merge the points-to solution back into the SMT aliases.
6407 (may_alias_p): Use alias_set_subset_of instead of
6408 aliases_conflict_p. A pointer which points to
6409 memory with alias set zero may access any variable.
6411 2008-04-23 Richard Guenther <rguenther@suse.de>
6413 * alias.c (alias_set_subset_of): Correctly handle asking
6414 if zero is a subset of an alias set with zero child.
6415 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6416 (compute_flow_insensitive_aliasing): Correctly walk all
6417 pointers. Do not unnecessarily union sets.
6419 2008-04-23 Richard Guenther <rguenther@suse.de>
6422 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6424 2008-04-22 Tomas Bily <tbily@suse.cz>
6426 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6428 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6430 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6431 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6432 * tree-inline.c (estimate_num_insns_1): Likewise.
6433 * varasm.c (const_hash_1, compare_constant, copy_constant)
6434 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6435 * emit-rtl.c (component_ref_for_mem_expr)
6436 (set_mem_attributes_minus_bitpos): Likewise.
6437 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6438 (is_aligning_offset): Likewise.
6439 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6440 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6441 * dojump.c (do_jump): Likewise.
6442 * builtins.c (get_pointer_alignment, get_memory_rtx)
6443 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6444 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6446 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6448 PR rtl-optimization/36017
6449 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6450 expanding the library call.
6452 2008-04-22 Ian Lance Taylor <iant@google.com>
6454 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6457 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6459 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6460 of LR/CTR moves for Power6.
6462 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6465 * passes.c (init_optimization_passes): Remove
6466 pass_fast_rtl_byte_dce.
6468 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6471 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6472 builtin functions to generate faster code.
6473 (_mm_cvtpu16_ps): Ditto.
6474 (_mm_cvtpi32x2_ps): Ditto.
6476 2008-04-22 Nick Clifton <nickc@redhat.com>
6478 * common.opt (ftree-loop-distribution): Add Optimization
6481 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6482 (frv_expand_builtin_va_start): Likewise.
6484 * config/arm/arm.c (thumb_find_work_register): Fix location of
6485 argument register count.
6487 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6489 Support scheduling for ColdFire V1 and V3 microarchitecture.
6490 Improve scheduling of multiplication instructions.
6492 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6493 (mac): New instruction attribute.
6494 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6495 (m68k_sched_mac): New variable.
6496 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6497 Handle cfv1 and cfv3.
6498 (max_insn_size): New static variable.
6499 (struct _sched_ib): New type.
6500 (sched_ib): New static variable.
6501 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6502 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6503 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6505 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6506 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6507 new variables. Update.
6508 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6509 Add modeling of cfv3 instruction buffer. Update.
6510 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6511 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6512 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6513 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6514 a particular reservation applies to.
6515 (type2): Reorganize attribute values. Rename alu to alu_reg,
6516 alu_l to alu, move_l to omove. Join move to alu. Split mul
6518 (cf_ib_*): Simplify description of instruction buffer.
6519 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6520 (cf_mem): Split into cf_mem1 and cf_mem2.
6521 (cf_v2_move_??): Rename to cfv12_alu_??.
6522 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6523 (cf_v2_mul_??): Remove reservations.
6524 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6525 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6526 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6528 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6529 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6530 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6531 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6532 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6533 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6534 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6535 expansions of the above reservations for instructions of sizes
6538 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6540 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6542 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6544 * coverage.c: Include tree-pass.h.
6545 (coverage_counter_alloc): Print da_file_name to the dump file.
6547 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6549 * sbitmap.c (sbitmap_range_empty_p): New function.
6550 * sbitmap.h (sbitmap_range_empty_p): New function.
6551 * bitmap.h: Now includes obstack.h.
6553 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6554 Kenneth Zadeck <zadeck@naturalbridge.com>
6556 * dbgcnt.def (ra_byte_scan): Added.
6557 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6558 when the last hit happens for a counter.
6559 * timevar.def (TV_DF_BYTE_LR): New variable.
6560 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6561 * passes.c (pass_fast_rtl_byte_dce): New pass.
6562 * fwprop.c (update_df): Added mode to call df_ref_create.
6563 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6564 DF_REF_EXTRACT_OFFSET.
6565 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6566 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6568 (df_ref_extract): Added mode field.
6569 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6570 DF_REF_EXTRACT_OFFSET.
6571 (DF_REF_EXTRACT_MODE): New macro.
6572 (df_byte_lr_bb_info): New structure.
6573 (df_print_byte_regset, df_compute_accessed_bytes,
6574 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6575 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6576 df_byte_lr_simulate_uses,
6577 df_byte_lr_simulate_artificial_refs_at_top,
6578 df_byte_lr_simulate_artificial_refs_at_end,
6579 df_compute_accessed_bytes): New function.
6580 (df_ref_create): Add parameter.
6581 (df_byte_lr_get_bb_info): New inline function.
6582 * df-scan.c (df_ref_record, df_uses_record,
6583 df_ref_create_structure): Added mode parameter.
6584 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6585 df_defs_record, df_uses_record, df_get_conditional_uses,
6586 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6587 df_entry_block_defs_collect, df_exit_block_uses_collect):
6588 Added mode parameter to calls to df_ref_record, df_uses_record,
6589 df_ref_create_structure.
6590 (df_ref_equal_p, df_ref_compare): Added test for modes.
6591 (df_ref_create_structure): Added code to set mode. Renamed
6592 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6593 DF_REF_EXTRACT_OFFSET.
6594 * df-core.c (df_print_byte_regset): New function.
6595 * df-byte-scan.c: New file.
6596 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6597 calls to BITMAP_FREE.
6598 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6599 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6600 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6601 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6602 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6603 df_byte_lr_local_compute, df_byte_lr_init,
6604 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6605 df_byte_lr_transfer_function, df_byte_lr_free,
6606 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6607 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6608 df_byte_lr_simulate_uses,
6609 df_byte_lr_simulate_artificial_refs_at_top,
6610 df_byte_lr_simulate_artificial_refs_at_end): New function.
6611 * dce.c (byte_dce_process_block): New function.
6612 (dce_process_block): au is now passed in rather than computed
6613 locally. Changed loops that look at artificial defs to not look
6614 for conditional or partial ones, because there never are any.
6615 (fast_dce): Now is able to drive byte_dce_process_block or
6616 dce_process_block depending on the kind of dce being done.
6617 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6618 (rest_of_handle_fast_byte_dce): New function.
6619 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6620 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6622 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6625 * gcc.h: Added fortran options that take arguments to
6626 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6629 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6631 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6632 scalarization if on the LHS and not a full access.
6634 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6636 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6638 2008-04-18 Rafael Espindola <espindola@google.com>
6640 * tree-vrp.c (find_case_label_index): Fix the binary search.
6641 (find_case_label_range): New.
6642 (vrp_visit_switch_stmt): Use find_case_label_range.
6643 (simplify_switch_using_ranges): Use find_case_label_range.
6645 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6647 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6648 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6650 2008-04-18 Tom Tromey <tromey@redhat.com>
6653 * doc/cpp.texi (Implementation-defined behavior): Mention
6656 2008-04-18 Ian Lance Taylor <iant@google.com>
6658 * fold-const.c (pointer_may_wrap_p): New static function.
6659 (fold_comparison): Add another test for pointer overflow. Use
6660 pointer_may_wrap_p to disable some false positives.
6662 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6664 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6665 (fname_as_string): Match updated cpp_interpret_string prototype.
6666 (fix_string_type): Support char16_t* and char32_t*.
6667 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6668 derivative) nodes. Register as builtin if C++0x.
6669 (c_parse_error): Support CPP_CHAR{16,32}.
6670 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6671 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6672 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6673 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6674 CTI_CHAR32_ARRAY_TYPE>: New elements.
6675 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6676 char32_type_node, signed_char32_type_node, char16_array_type_node,
6677 char32_array_type_node): New defines.
6678 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6679 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6680 (lex_string): Support CPP_STRING{16,32}, match updated
6681 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6682 (lex_charconst): Support CPP_CHAR{16,32}.
6683 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6684 and CPP_STRING{16,32}.
6686 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6689 * aclocal.m4: Regenerate.
6690 * configure: Regenerate.
6692 2008-04-18 Jan Hubicka <jh@suse.cz>
6694 * except.c (dw2_size_of_call_site_table,
6695 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6697 * cgraphbuild.c (build_cgraph_edges): Update.
6698 * tree-pass.h: Update comment.
6699 * final.c (leaf_function_p): Update.
6700 (leaf_renumber_regs): Update.
6701 (rest_of_clean_state): Update.
6702 * omp-low.c (expand_omp_parallel): Update.
6703 * ipa-reference.c (analyze_function): Update.
6704 * reorg.c (find_end_label): Update.
6705 (optimize_skip): Update.
6706 (fill_simple_delay_slots): Update.
6707 (fill_simple_delay_slots): Update.
6708 (make_return_insns): Update.
6709 (dbr_schedule): Update.
6710 * gimple-low.c (record_vars_into): Update.
6711 * cfgbuild.c (make_edges): Update.
6712 * function.c (assign_stack_local): Update.
6713 (assign_parm_adjust_stack_rtl): Update.
6714 (locate_and_pad_parm): Update.
6715 (allocate_struct_function): Do not initialize stack_alignment_needed
6716 and preferred_stack_boundary here.
6717 (stack_protect_prologue): Update.
6718 (stack_protect_epilogue): Update.
6719 (expand_function_start): Initialize stack_alignment_needed,
6720 preferred_stack_boundary and max_jumptable_ents.
6721 (expand_function_end): Update.
6722 (free_after_compilation): Do not NULLify epilogue_delay_list.
6723 * function.h (struct rtl_data): Add stack_protect_guard,
6724 stack_alignment_needed,
6725 preferred_stack_boundary, epilogue_delay_list.
6726 (struct function): Remove value_histograms, stack_alignment_needed,
6727 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6729 unexpanded_var_list, stack_protect_guard.
6730 (current_function_epilogue_delay_list): Remove.
6731 * ipa-type-escape.c (analyze_function): Update.
6732 * gimplify.c (pop_gimplify_context): Update comment.
6733 * calls.c (expand_call): Update.
6734 (emit_library_call_value_1): Update.
6735 * except.c (set_nothrow_function_flags): Update.
6736 * cfgexpand.c (get_decl_align_unit): Update.
6737 (create_stack_guard): Update.
6738 (estimated_stack_frame_size): Update.
6739 (expand_used_vars): Update.
6740 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6741 * explow.c (allocate_dynamic_stack_space): Update.
6742 * tree-ssa-live.c (remove_unused_locals): Update.
6743 * varasm.c (mark_constant_pool): Update.
6744 * tree-inline.c (remap_decls): Update.
6745 (initialize_cfun): Update.
6746 (declare_return_variable): Update.
6747 (inline_forbidden_p): Update.
6748 (expand_call_inline): Update.
6749 (declare_inline_vars): Update.
6750 (tree_function_versioning): Update.
6751 * tree-flow.h (value_histograms): New.
6752 (VALUE_HISTOGRAMS): New macro.
6753 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6755 * tree-cfg.c (set_bb_for_stmt): Update.
6756 (replace_by_duplicate_decl): Update.
6757 (move_block_to_fn): Update.
6758 (new_label_mapper): Update.
6759 (dump_function_to_file): Update.
6760 * ipa-struct-reorg.c (build_data_structure): Update.
6761 * cfgrtl.c (print_rtl_with_bb): Update.
6762 * reload1.c (reload): Update.
6764 * config/i386/i386.c (setup_incoming_varargs_64,
6765 ix86_compute_frame_layout): Update.
6766 * config/arc/arc.c (arc_output_function_epilogue): Update.
6768 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6770 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6771 for FreeBSD as well.
6772 * gthr-posix95.h: Likewise.
6774 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6776 PR rtl-optimization/35838
6777 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6778 out the byte offset of the first subreg.
6780 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6783 to split_ti instead of three separate calls with single member arrays.
6784 (subti3 splitter): Ditto.
6785 (adddi3 splitter): Ditto with split_di.
6786 (subdi3 splitter): Ditto.
6787 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6788 two separate calls with single member arrays. Swap match_dup
6789 operands 1 and 2 to better fit into the array.
6790 (negdi2 splitter): Ditto with split_di.
6791 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6792 two separate calls with single member arrays. Swap match_dup operands
6793 6 and 7 to better fit into the array.
6795 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/i386.c (sse_builtin_type): New.
6798 (bdesc_sse_args): Likewise.
6799 (bdesc_sse_3arg): Removed.
6800 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6801 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6802 IX86_BUILTIN_ROUNDPS.
6803 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6804 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6805 IX86_BUILTIN_ROUNDPS.
6806 (ix86_expand_sse_4_operands_builtin): Removed.
6807 (ix86_expand_sse_operands_builtin): New.
6808 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6809 and CODE_FOR_sse4_1_roundps.
6810 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6811 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6813 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6816 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6817 regs before frame pop when needed. If use_backchain_to_restore_sp
6818 then load backchain into a temp reg to restore vr and vrsave. Add
6819 code to restore vr after frame pop if possible.
6821 2008-04-17 Richard Guenther <rguenther@suse.de>
6823 * tree-vn.c (expressions_equal_p): Do not check type
6824 equality or compatibility before calling operand_equal_p.
6825 * fold-const.c (operand_equal_p): Check equivalence of
6826 integer constants before bailing out due to signedness or
6827 precision differences.
6828 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6829 spurious differences in type qualification. Ignore types
6830 for COMPONENT_REFs at all.
6832 2008-04-17 Christian Bruel <christian.bruel@st.com>
6834 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6835 msw_skip comparison.
6837 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6840 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6843 PR tree-optimization/35899
6844 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6845 rather than TREE_OPERAND.
6847 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6850 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6851 temporary registers. Change operand predicate to general_operand.
6852 (remainderxf3): Ditto.
6854 2008-04-16 Richard Guenther <rguenther@suse.de>
6856 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6857 * tree-affine.c (aff_combination_expand): Look through some
6860 2008-04-15 Doug Kwan <dougkwan@google.com>
6862 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6864 * tree-pretty-print.c (dump_generic_node): Ditto.
6865 * final.c (output_addr_const): Ditto.
6866 * dwarf2out.c (output_cfi): Ditto.
6867 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6868 * print-rtl.c (print_rtx): Ditto.
6869 * print-tree.c (print_node_brief, print_node): Ditto.
6870 * c-common.c (match_case_to_enum_1): Ditto.
6871 * sched-vis.c (print_value): Ditto.
6872 * config/i386/i386.c (print_operand): Cast to long unsigned int
6875 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6876 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6877 MS Windows VirtualProtect function.
6879 2008-04-15 Jan Hubicka <jh@suse.cz>
6881 * gengtype.c (write_root): Param_is argument is OK.
6882 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6883 * function.h: Include varray.h
6884 (rtl_eh): New stucture based on except.c one.
6885 (call_site_record): New forward declaration and vector type.
6886 * calls.c (emit_call_1): Do not call
6887 note_current_region_may_contain_throw.
6888 * except.c (eh_status): Remove cur_region, try_region since they are
6890 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6891 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6892 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6893 Remove call_site_data_used, call_site_data_size.
6894 Turn call_site_record into vector in function.h.
6895 (note_current_region_may_contain_throw): Remove.
6896 (get_exception_pointer, get_exception_filter): Do not take struct
6897 function argument; update.
6898 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6899 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6900 build_post_landing_pads, dw2_build_landing_pads,
6901 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6902 sjlj_emit_function_enter, sjlj_emit_function_enter,
6903 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6904 sjlj_build_landing_pads, finish_eh_generation,
6905 remove_exception_handler_label, remove_eh_handler,
6906 maybe_remove_eh_handler, add_reachable_handler,
6907 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6908 add_action_record, collect_one_action_chain, add_call_site,
6909 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6910 sjlj_output_call_site_table, output_function_exception_table,
6911 * except.h (note_current_region_may_contain_throw): Remove
6912 (get_exception_pointer, get_exception_filter): Do not take struct
6914 * Makefile.in (GTFILES): Put varargs before struct function.
6916 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6918 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6919 punt for STRING_CST.
6920 (get_constraint_for): Deal with STRING_CST here instead.
6922 2008-04-15 Richard Guenther <rguenther@suse.de>
6924 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6925 statements in a basic-block with a backward walk. Do not
6926 substitute into dead statements but instead remove those.
6928 2008-04-15 Richard Guenther <rguenther@suse.de>
6930 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6931 to zero, thus disable creation of SFTs.
6933 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6935 * tree-predcom.c (suitable_reference_p): Return false if the
6936 reference can throw.
6938 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6941 * c-decl.c (finish_decl): If extern or static var has variable
6942 size, set TREE_TYPE (decl) to error_mark_node.
6944 2008-04-15 Rafael Espindola <espindola@google.com>
6946 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6949 2008-04-15 Richard Guenther <rguenther@suse.de>
6951 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6952 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6953 (visit_reference_op_load): Do walk vuse-vdef chains on
6954 vn_reference_lookup.
6955 (visit_reference_op_store): But do not here.
6956 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6957 vn_reference_lookup.
6958 (vn_lookup_with_vuses): But do so here.
6960 2008-04-14 Ian Lance Taylor <iant@google.com>
6962 * fold-const.c (fold_overflow_warning): Remove assertion.
6964 2008-04-15 Ben Elliston <bje@au.ibm.com>
6966 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6967 temp1 local variables.
6969 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6972 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6973 ".text.unlikely" section as executable.
6975 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6977 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6978 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6979 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6980 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6981 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6982 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6983 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6985 2008-04-14 Ian Lance Taylor <iant@google.com>
6987 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6988 * fold-const.c (fold_comparison): If appropriate, test
6989 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6990 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6991 reassociating a pointer type.
6992 * doc/invoke.texi (Optimize Options): Document that
6993 -fstrict-overflow applies to pointer wraparound.
6995 2008-04-13 Jan Hubicka <jh@suse.cz>
6997 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6999 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7001 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7002 we are going to "save the world".
7004 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7006 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7007 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7008 operand 0 constraint, not "=".
7010 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7012 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7014 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7016 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7017 of size of positions_needed * CHAR_BIT.
7019 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7022 * dse.c (store_info): Change positions_needed to unsigned
7024 (lowpart_bitmask): New.
7025 (record_store): Cast to unsigned HOST_WIDE_INT for
7026 positions_needed. Assert width <= size of positions_needed *
7027 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7028 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7029 lowpart_bitmask to set mask.
7031 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7033 * config/bfin/constraints.md: New file.
7034 * config/bfin/bfin.md: Include it.
7035 (adddi3): Use satisfies_constraint functions instead of the old macros.
7036 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7037 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7038 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7039 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7040 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7041 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7042 EXTRA_CONSTRAINT): Delete.
7043 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7044 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7046 * config/bfin/bfin.c: Include "tm-constrs.h".
7047 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7048 Use satisfies_constraint functions instead of the old macros.
7049 * doc/md.texi (Blackfin Constraints): Update file name reference.
7051 2008-04-11 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/35869
7054 * tree-vrp.c (execute_vrp): Move switch statement update after
7055 jump threading. Schedule another cfg cleanup run.
7057 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7060 * attribs.c (decl_attributes): Return early on errorneous node.
7062 2008-04-10 Oleg Ryjkov <olegr@google.com>
7064 * tree.h (struct tree_base): Added a new flag default_def_flag.
7065 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7067 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7069 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7071 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7074 * pa.md: Define mode iterator P. Define mode attribute dwc.
7075 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7076 (icacheflush): Likewise.
7077 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7078 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7080 2008-04-11 Ben Elliston <bje@au.ibm.com>
7082 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7084 2008-04-10 Rafael Espindola <espindola@google.com>
7086 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7087 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7088 (extract_range_from_expr): The same.
7090 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7092 * config/mips/mips.md (GPR2): New mode iterator.
7094 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7095 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7096 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7097 Rewrite these to take two modes, the mode of comparison and the
7098 mode of the destination.
7099 * config/mips/mips.c (mips_expand_scc): Instead of having
7100 paradoxical subreg as destination, expand "narrowing" scc if mode
7101 of comparison is SI and target is requested in DI mode.
7102 (mips_emit_int_order_test): Update comment. Make mode of
7103 comparison match CMP0 rather than TARGET. When creating inverse
7104 target use mode of TARGET.
7106 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7108 * gcov-dump.c (tag_summary): Only print summaries for the first
7109 GCOV_COUNTERS_SUMMABLE counters.
7111 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7113 * config/i386/i386.md (absneg): New code iterator.
7114 (absnegprefix): New code attribute.
7115 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7116 patterns using absneg code iterator.
7117 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7118 using absneg code iterator.
7119 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7120 *neg<mode>2 patterns using absneg code iterator.
7121 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7122 *negextendsfdf2 patterns using absneg code iterator.
7123 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7124 *negextendsfxf2 patterns using absneg code iterator.
7125 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7126 *negextendsfdf2 patterns using absneg code iterator.
7127 * config/i386/sse.md (<code><mode>2): Macroize expander from
7128 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7130 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7132 * config/s390/s390.h: Remove the remains of the recent search
7133 & replace action of current_function_outgoing_args_size.
7135 2008-04-10 Ira Rosen <irar@il.ibm.com>
7137 PR tree-optimization/35821
7138 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7139 NEW_STMT_LIST is not NULL.
7141 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7144 * toplev.c (process_options): Remove -ffunction-sections debugging
7147 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7149 PR middle-end/PR28690
7150 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7151 than gen_rtx_fmt_ee to perform more canonicalizations.
7153 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7156 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7158 2008-04-09 Richard Guenther <rguenther@suse.de>
7160 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7161 (dump_function_to_file): Dump function arguments with types.
7163 2008-04-08 Richard Guenther <rguenther@suse.de>
7165 * fold-const.c (fold_widened_comparison): Do not allow
7166 sign-changes that change the result.
7168 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7171 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7172 kinds of indirect references.
7174 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7176 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7177 GNU Fortran language string.
7179 2008-04-08 Rafael Espindola <espindola@google.com>
7181 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7182 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7183 * tree.h (tree_call_nonnegative_warnv_p): New.
7185 2008-04-08 Jan Hubicka <jh@suse.cz>
7187 * function.c (free_after_compilation): Clear out regno_reg_rtx
7190 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7193 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7195 PR middle-end/PR28690
7196 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7197 same precedence as REG_POINTER and MEM_POINTER operands.
7199 2008-04-08 Richard Guenther <rguenther@suse.de>
7202 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7203 for adding index to base.
7205 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7207 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7208 (MINGW_ENABLE_EXECUTE_STACK): New.
7209 (IN_LIBGCC2): For libgcc include windows.h file for
7210 function declarations.
7212 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7214 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7215 and tem2 if tem1 is not a REG or MULT.
7217 2008-04-08 Jan Hubicka <jh@suse.cz>
7219 * function.h (incomming_args): Break out of struct function.
7220 (function_subsections): Break out of struct function.
7221 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7222 return_rtx and hard_reg_initial_vals from struct function.
7223 Kill inl_max_label_num.
7224 (current_function_pops_args, current_function_args_info,
7225 current_function_args_size, current_function_args_size,
7226 current_function_pretend_args_size,
7227 current_function_outgoing_args_size,
7228 current_function_internal_arg_pointer, current_function_return_rtx):
7229 Kill compatibility accestor macros.
7230 * builtins.c (expand_builtin_apply_args_1): Update.
7231 (expand_builtin_next_arg): Update.
7232 * df-scan.c (df_get_call_refs): Update.
7233 * dbxout.c (dbxout_function_end): Update.
7234 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7235 (output_line_info): Update.
7236 (secname_for_decl): Update.
7237 (dwarf2out_var_location): Update.
7238 * function.c (free_after_compilation): Update.
7239 (assign_parm_find_stack_rtl): Update.
7240 (assign_parms): Update.
7241 (expand_dummy_function_end): Update.
7242 (expand_function_end): Update.
7243 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7244 (expand_call): Update.
7245 (emit_library_call_value_1): Update.
7246 (store_one_arg): Update.
7247 * varasm.c (initialize_cold_section_name): Update.
7248 (unlikely_text_section): Update.
7249 (unlikely_text_section_p): Update.
7250 (assemble_start_function): Update.
7251 (assemble_end_function): Update.
7252 (default_section_type_flags): Update.
7253 (switch_to_section): Update.
7254 * integrate.c (set_decl_abstract_flags): Update.
7255 (get_hard_reg_initial_val): Update.
7256 (has_hard_reg_initial_val): Update.
7257 (allocate_initial_values): Update.
7258 * resource.c (init_resource_info): Update.
7259 * config/alpha/alpha.c (NUM_ARGS): Update.
7260 (direct_return): Update.
7261 (alpha_va_start): Update.
7262 (alpha_sa_size): Update.
7263 (alpha_initial_elimination_offset): Update.
7264 (alpha_expand_prologue): Update.
7265 (alpha_start_function): Update.
7266 (alpha_expand_epilogue): Update.
7267 (unicosmk_initial_elimination_offset):
7268 * config/alpha/alpha.md (call expander): Update.
7269 * config/s390/s390.c (s390_register_info): Update.
7270 (s390_register_info): Update.
7271 (s390_frame_info): Update.
7272 (s390_initial_elimination_offset): Update.
7273 (s390_build_builtin_va_list): Update.
7274 (s390_va_start): Update.
7275 * config/spu/spu.c (direct_return): Update.
7276 (spu_expand_prologue): Update.
7277 (spu_initial_elimination_offset): Update.
7278 (spu_build_builtin_va_list): Update.
7279 (spu_va_start): Update.
7280 * config/sparc/sparc.c (sparc_init_modes): Update.
7281 (sparc_compute_frame_size): Update.
7282 (function_value): Update.
7283 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7284 * config/i386/i386.md (return expander): Update.
7285 * config/i386/i386.c (ix86_va_start): Update.
7286 (ix86_can_use_return_insn_p): Update.
7287 (ix86_compute_frame_layout): Update.
7288 (ix86_expand_epilogue): Update.
7289 * config/sh/sh.c (output_stack_adjust): Update.
7290 (calc_live_regs): Update.
7291 (sh_expand_prologue): Update.
7292 (sh_builtin_saveregs): Update.
7293 (sh_va_start): Update.
7294 (initial_elimination_offset): Update.
7295 (sh_allocate_initial_value): Update.
7296 (sh_function_ok_for_sibcall): Update.
7297 (sh_get_pr_initial_val): Update.
7298 * config/sh/sh.md (return expander): Update.
7299 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7300 * config/crx/crx.c (crx_compute_frame): UPdate.
7301 (crx_initial_elimination_offset): UPdate.
7302 * config/xtensa/xtensa.c (compute_frame_size): Update
7303 (xtensa_builtin_saveregs): Update.
7304 (xtensa_va_start): Update.
7305 (order_regs_for_local_alloc): Update.
7306 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7307 (xstormy16_expand_builtin_va_start): Update.
7308 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7309 * config/m68hc11/m68hc11.md (return expanders): Update.
7310 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7311 (expand_epilogue): Update.
7312 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7313 (cris_simple_epilogue): Update.
7314 (cris_expand_prologue): Update.
7315 (cris_expand_epilogue): Update.
7316 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7317 (compute_frame_size): Update.
7318 * config/mt/mt.c (mt_compute_frame_size): Update.
7319 * config/mn10300/mn10300.c (expand_prologue): Update.
7320 (expand_epilogue): Update.
7321 (initial_offset): Update.
7322 (mn10300_builtin_saveregs):
7323 * config/mn10300/mn10300.md (return expander): Update.
7324 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7325 (ia64_initial_elimination_offset): Update.
7326 (ia64_initial_elimination_offset): Update.
7327 (ia64_expand_prologue): Update.
7328 * config/m68k/m68k.md (return expander): Update.
7329 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7330 (rs6000_stack_info): Update.
7331 * config/mcore/mcore.c (layout_mcore_frame): Update.
7332 (mcore_expand_prolog): Update.
7333 * config/arc/arc.c (arc_compute_frame_size): Update.
7334 * config/score/score3.c (score3_compute_frame_size): Update.
7335 * config/score/score7.c (score7_compute_frame_size): Update.
7336 * config/arm/arm.c (use_return_insn): Update.
7337 (thumb_find_work_register): Update.
7338 (arm_compute_save_reg_mask): Update.
7339 (arm_output_function_prologue): Update.
7340 (arm_output_epilogue): Update.
7341 (arm_size_return_regs): Update.
7342 (arm_get_frame_offsets): Update.
7343 (arm_expand_prologue): Update.
7344 (thumb_exit): Update.
7345 (thumb_unexpanded_epilogue): Update.
7346 (thumb1_output_function_prologue): Update.
7347 * config/pa/pa.md (return expander): Update.
7348 * config/pa/pa.c (compute_frame_size): Update.
7349 (hppa_builtin_saveregs): Update.
7350 * config/mips/mips.c (mips_va_start): Update.
7351 (mips16_build_function_stub): Update.
7352 (mips_compute_frame_info): Update.
7353 (mips_restore_gp): Update.
7354 (mips_output_function_prologue): Update.
7355 (mips_expand_prologue): Update.
7356 * config/v850/v850.c (compute_frame_size): Update.
7357 (expand_prologue): * config/mmix/mmix.c (along): update.
7358 (mmix_initial_elimination_offset): update.
7359 (mmix_reorg): update.
7360 (mmix_use_simple_return): update.
7361 (mmix_expand_prologue): update.
7362 (mmix_expand_epilogue): Update.
7363 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7364 (emit_link_insn): Update.
7366 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7368 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7369 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7371 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7374 2008-04-07 Jan Hubicka <jh@suse.cz>
7376 * function.h (rtl): Rename to x_rtl.
7378 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7379 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7380 used_temp_slots avail_temp_slots, temp_slot_level,
7381 nonlocal_goto_handler_labels): Update accesstors.
7382 (rtl): New global variable.
7383 (struct function): Move some fileds to rtl_data.
7384 (get_arg_pointer_save_area): Update prototype.
7385 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7386 get_arg_pointer_save_area.
7387 * expr.c (init_expr): Update
7388 * function.c (get_frame_size): Update
7389 (assign_stack_local): Update
7390 (expand_function_end): Update.
7391 (get_art_pointer_save_area): Update
7393 * emit-rtl.c (rtl): Declare.
7394 (regno_reg_rtx): Declare.
7395 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7397 (gen_reg_rtx): Update.
7398 * varasm.c (n_deferred_constatns): Update accestor.
7399 (init_varasm_status): Do not allocate varasm_status.
7400 (force_const_mem, get_pool_size, output_constant_pool): Update.
7401 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7402 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7403 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7404 * sparc/sparc.h (INIT_EXPANDERS): Update.
7405 * ia64/ia64.h (INIT_EXPANDERS): Update.
7407 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7409 * reload.c (push_secondary_reload): Add missing break to for loop.
7411 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7413 PR middle-end/PR28690
7414 * rtlanal.c: Update copyright years.
7415 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7416 as REG_POINTER and MEM_POINTER operands.
7417 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7418 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7419 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7420 * gcse.c: Update copyright years.
7421 (pre_delete): Call gen_reg_rtx_and_attrs.
7422 (hoist_code): Likewise.
7423 (build_store_vectors): Likewise.
7424 (delete_store): Likewise.
7425 * loop-invariant.c (move_invariant_reg): Likewise.
7426 Update copyright years.
7428 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7430 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7431 control string instead of quoted.
7433 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7435 * doc/rtl.texi: Rewrite of subreg section.
7437 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7440 * config/i386/i386.c (legitimize_pic_address): Add treating
7441 of dllimport SYM_REF's.
7442 (legitimize_dllimport_symbol): Add prototype.
7444 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7446 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7447 reference in constructor with non self-referential type.
7449 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7451 Removal of Return with Depressed Stack Pointer support
7452 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7453 (ECF_SP_DEPRESSED): Likewise.
7454 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7455 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7456 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7457 (expand_call): Do not test ECF_SP_DEPRESSED.
7458 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7459 * function.c (keep_stack_depressed): Delete.
7460 (handle_epilogue_set): Likewise.
7461 (update_epilogue_consts): Likewise.
7462 (emit_equiv_load): Likewise.
7463 (thread_prologue_and_epilogue_insns): Remove support for Return with
7464 Depressed Stack Pointer.
7465 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7467 2008-04-06 Richard Guenther <rguenther@suse.de>
7469 PR tree-optimization/35400
7470 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7471 information from SSA_NAMEs.
7473 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7475 * config/avr/avr.h (avr_mega_p): Remove declaration.
7476 (AVR_MEGA): Remove macro.
7477 * config/avr/avr.c (avr_mega_p): Remove variable.
7478 (avr_override_options): Remove inicializion of avr_mega_p.
7479 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7480 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7481 (avr_jump_mode): (Ditto.).
7482 (avr_output_progmem_section_asm_op): (Ditto.).
7483 (avr_asm_init_sections): (Ditto.).
7484 (avr_asm_init_sections): (Ditto.).
7485 (avr_rtx_costs): (Ditto.).
7486 * config/avr/avr.md: (Ditto.).
7487 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7490 2008-04-06 Richard Guenther <rguenther@suse.de>
7492 PR tree-optimization/35842
7493 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7494 is_gimple_invariant_address.
7496 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7498 * gcc.c (default_compilers): Sync Fortran extensions list with
7499 that in fortran/lang-specs.h.
7500 * doc/invoke.texi: Likewise.
7501 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7502 * dwarf2out.c (gen_compile_unit_die): Likewise.
7504 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7506 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7508 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7511 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7512 attribute is used for nested functions.
7514 2008-04-05 Jan Hubicka <jh@suse.cz>
7516 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7518 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7520 (dump_files): Update.
7521 (enable_rtl_dump_file): Do not accept letter argument.
7522 * tree-pass.h (dump_file_info): Remove letter argument.
7523 * toplev.c (decode_d_option): Update -da handling.
7524 * toplev.h (enable_rtl_dump_file): Update prototype.
7525 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7526 it out based on pass type.
7527 (register_dump_files_1): Likewise.
7528 (init_optimization_passes): Update register_one_dump_file calls.
7529 (execute_one_pass): Sanity check that IPA passes are called at IPA
7530 level and RTL passes at RTL level.
7531 (execute_pass_list): IPA pass can not be after or subpass of
7533 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7534 disallov RTL subpasses of IPA subpasses.
7536 2008-04-05 Ben Elliston <bje@au.ibm.com>
7538 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7539 builtins that return exactly once and do not throw. Cache call to
7542 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7544 PR rtl-optimization/34916
7546 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7547 between instruction pairs.
7549 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7551 * doc/invoke.texi: Document -mbitops for SH.
7552 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7553 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7554 * config/sh/sh.c (print_operand): Add %t operand code.
7555 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7556 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7557 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7558 (extendqihi2): Likewise.
7559 (movqi_i): Likewise.
7560 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7561 (extv): Use bld instruction for SH2A if possible.
7563 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7564 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7565 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7566 (bset.b, bclr.b): Define peepholes.
7567 * config/sh/sh.opt (mbitops): New option.
7569 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7572 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7573 and view convert expression.
7575 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7578 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7580 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7582 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7584 * config/i386/cpuid.h (bit_AES): New.
7585 (bit_PCLMUL): Likewise.
7587 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7588 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7589 SSE2 if AES or PCLMUL is enabled.
7590 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7591 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7592 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7593 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7594 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7595 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7596 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7597 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7598 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7599 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7600 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7601 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7602 __builtin_ia32_aeskeygenassist128 and
7603 __builtin_ia32_pclmulqdq128.
7604 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7605 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7606 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7608 * config/i386/i386.h (TARGET_AES): New.
7609 (TARGET_PCLMUL): Likewise.
7610 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7612 * config/i386/i386.md (UNSPEC_AESENC): New.
7613 (UNSPEC_AESENCLAST): Likewise.
7614 (UNSPEC_AESDEC): Likewise.
7615 (UNSPEC_AESDECLAST): Likewise.
7616 (UNSPEC_AESIMC): Likewise.
7617 (UNSPEC_AESKEYGENASSIST): Likewise.
7618 (UNSPEC_PCLMUL): Likewise.
7620 * config/i386/i386.opt (maes): New.
7621 (mpclmul): Likewise.
7623 * config/i386/sse.md (aesenc): New pattern.
7624 (aesenclast): Likewise.
7626 (aesdeclast): Likewise.
7628 (aeskeygenassist): Likewise.
7629 (pclmulqdq): Likewise.
7631 * config/i386/wmmintrin.h: New.
7633 * doc/extend.texi: Document AES and PCLMUL built-in function.
7635 * doc/invoke.texi: Document -maes and -mpclmul.
7637 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7639 * function.c (free_after_parsing): Replace with
7640 cxx_push_function_context from C++ front-end.
7641 (allocate_struct_function): Don't call langhook.
7642 * langhooks.h (struct lang_hooks_for_functions): Delete.
7643 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7645 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7646 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7647 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7648 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7649 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7650 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7651 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7653 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7654 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7656 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7659 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7662 2008-04-04 Richard Guenther <rguenther@suse.de>
7665 * fold-const.c (optimize_minmax_comparison): Use the correct
7666 type for the constant in the simplified comparison.
7668 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7670 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7671 Pass L2 size as "--param l2-cache-size" to the compiler.
7672 (decode_l2_cache): New function to decode L2 cache parameters using
7673 0x8000006 extended cpuid function.
7674 (detect_caches_amd): Determine parameters of L2 cache using
7675 decode_l2_caches function.
7676 (decode_caches_intel): Decode L2 cache parameters.
7677 (detect_caches_intel): Determine L2 cache parameters using
7678 decode_caches_intel and decode_l2_caches functions.
7680 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7682 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7683 secondary input reload for subword loads from the constant pool.
7685 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7688 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7689 constants of the appropriate size for runtime calculations.
7692 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7693 decimal-float literal constant zero.
7695 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7698 * c-parser.c (c_parser_omp_atomic): Call
7699 default_function_array_conversion on the RHS.
7702 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7703 call is_variable_sized if decl has incomplete type.
7705 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7707 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7709 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7711 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7713 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7714 (sgt<u>): Merge sgt and sgtu into new expander.
7715 (sgt, sgtu): Remove expanders.
7716 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7717 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7718 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7719 *sgtu_<mode>_mips16 into new pattern.
7720 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7721 (sge<u>): Merge sge and sgeu into new expander.
7722 (sge, sgeu): Remove expanders.
7723 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7725 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7726 (slt<u>): Merge slt and sltu into new expander.
7727 (slt, sltu): Remove expanders.
7728 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7729 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7730 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7731 *sltu_<mode>_mips16 into new pattern.
7732 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7733 (sle<u>): Merge sle and sleu into new expander.
7734 (sle, sleu): Remove expanders.
7735 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7736 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7737 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7738 *sleu_<mode>_mips16 into new pattern.
7739 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7741 2008-04-03 Jan Hubicka <jh@suse.cz>
7743 PR tree-optimization/35795
7744 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7745 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7746 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7747 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7748 * score/score3.c (score3_output_mi_thunk): Likewise.
7749 * score/score7.c (score7_output_mi_thunk): Likewise.
7750 * mips/mips.c (mips_output_mi_thunk): Likewise.
7752 2008-04-03 Richard Guenther <rguenther@suse.de>
7754 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7755 conversions. Simplify code.
7757 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7759 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7761 2008-04-03 Tom Tromey <tromey@redhat.com>
7762 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7764 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7765 * config/bfin/t-bfin-linux (generated_files): Add
7766 linux-sysroot-suffix.h.
7767 * doc/install.texi (Prerequisites): Require make 3.80.
7768 * doc/sourcebuild.texi (Front End Directory): Document new
7770 * Makefile.in (generated_files): New variable.
7771 (ALL_HOST_OBJS): New variable.
7772 ($(ALL_HOST_OBJS)): New target.
7774 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7776 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7777 (remap_block): Call id->transform_lang_insert_block instead
7779 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7780 Set id.transform_lang_insert_block to NULL.
7781 (clone_body): Move to cp/optimize.c
7782 * tree-inline.h (struct copy_body_data): Change
7783 transform_lang_insert_block to function pointer.
7784 (copy_generic_body, copy_decl_no_change): Export.
7785 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7786 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7787 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7789 * c-tree.h (insert_block): Kill.
7790 * c-decl.c (insert_block): Kill.
7792 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7794 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7795 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7796 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7798 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7799 argument, call {push,pop}_function_context from here.
7800 * c-parser.c: Use c_{push,pop}_function_context.
7802 * function.c (push_function_context_to): Move meat ...
7803 (push_function_context): ... here. Simplify.
7804 * function.c (pop_function_context_from): Move meat ...
7805 (pop_function_context): ... here. Simplify.
7806 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7808 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7809 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7810 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7811 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7813 2008-04-03 Ben Elliston <bje@au.ibm.com>
7815 * expmed.c (extract_force_align_mem_bit_field): Remove.
7817 2008-04-03 Richard Guenther <rguenther@suse.de>
7820 * expr.h (try_casesi): Adjust prototype.
7821 * expr.c (try_casesi): Take fallback label as extra parameter.
7822 Use that for gen_casesi if default_label is NULL.
7823 * stmt.c (expand_case): Pass fallback label to try_casesi,
7824 make sure to fill gaps with a fallback label if default_label
7827 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7830 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7832 2008-04-03 Ben Elliston <bje@au.ibm.com>
7834 * expmed.c (extract_split_bit_field): Remove if (0) code.
7835 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7836 (do_ds_constraint): Likewise.
7838 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7840 * doc/cppopts.texi (-dU): Document.
7841 * c-common.h (flag_dump_macros): Update comment.
7842 * c-opts.c (handle_OPT_d): Handle -dU.
7843 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7844 dump_queued_macros, cb_used_define, cb_used_undef): New.
7845 (init_pp_output): Handle -dU.
7846 (cb_line_change): Call dump_queued_macros.
7847 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7849 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7851 * config/avr/predicates.md (io_address_operand): New predicate.
7852 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7853 * config/avr/avr.c (avr_io_address_p): Remove function.
7854 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7855 'avr_io_address_p' function.
7856 (out_movhi_r_mr): (Ditto.).
7857 (out_movqi_mr_r): (Ditto.).
7858 (out_movhi_mr_r): (Ditto.).
7859 (avr_address_cost): (Ditto.).
7861 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7863 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7864 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7865 in 32bit mode when XMM registers are available to avoid store
7867 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7868 corresponding post-reload splitters.
7870 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7872 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7873 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7874 __builtin_ia32_roundss.
7875 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7876 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7877 __builtin_ia32_roundss.
7878 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7879 IX86_BUILTIN_SHUFPD here.
7881 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7883 * config/i386/i386.md (plogic): New.
7884 (plogicprefix): Likewise.
7886 * config/i386/mmx.md (mmx_<code><mode>3): New.
7887 (mmx_and<mode>3): Removed.
7888 (mmx_ior<mode>3): Likewise.
7889 (mmx_xor<mode>3): Likewise.
7891 * config/i386/sse.md (<code><mode>3): New.
7892 (*<code><mode>3): Likewise.
7893 (*<code><mode>3): Likewise.
7894 (<code><mode>3): Likewise.
7895 (*sse_<code><mode>3): Likewise.
7896 (*sse2_<code><mode>3): Likewise.
7897 (<code>tf3): Likewise.
7898 (*<code>tf3): Likewise.
7899 (and<mode>3): Likewise.
7900 (*and<mode>3): Likewise.
7901 (ior<mode>3): Removed.
7902 (*ior<mode>3): Likewise.
7903 (xor<mode>3): Likewise.
7904 (*xor<mode>3): Likewise.
7905 (*and<mode>3): Likewise.
7906 (*ior<mode>3): Likewise.
7907 (*xor<mode>3): Likewise.
7908 (and<mode>3): Likewise.
7909 (*sse_and<mode>3): Likewise.
7910 (*sse2_and<mode>3): Likewise.
7912 (*andtf3): Likewise.
7913 (ior<mode>3): Likewise.
7914 (*sse_ior<mode>3): Likewise.
7915 (*sse2_ior<mode>3): Likewise.
7917 (*iortf3): Likewise.
7918 (xor<mode>3): Likewise.
7919 (*sse_xor<mode>3): Likewise.
7920 (*sse2_xor<mode>3): Likewise.
7922 (*xortf3): Likewise.
7924 2008-04-02 Richard Guenther <rguenther@suse.de>
7926 PR tree-optimization/14495
7927 PR tree-optimization/34793
7928 * tree-vrp.c (struct switch_update): New structure.
7929 (to_remove_edges, to_update_switch_stmts): New VECs.
7930 (simplify_switch_using_ranges): New function. Remove not taken
7931 case labels and edges.
7932 (simplify_stmt_using_ranges): Call it.
7933 (identify_jump_threads): Mark edges we have queued for removal
7934 so we don't thread them.
7935 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7937 * tree-cfg.c (group_case_labels): Deal with missing default label.
7938 (tree_verify_flow_info): Allow missing default label.
7939 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7940 (emit_case_nodes): Likewise.
7941 (expand_case): Do not rely on the default label to be present.
7942 * expr.c (try_casesi): Deal with NULL default_label.
7943 (do_tablejump): Likewise.
7945 2008-04-02 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/14495
7948 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7949 SWITCH_EXPR here ...
7950 (vrp_visit_switch_stmt): ... but here (new function).
7951 (find_case_label_index): New helper function.
7952 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7954 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7956 * fwprop.c: Fix ISO-C99ism.
7958 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7961 * Makefile.in (objdir): Set it here.
7962 * configure.ac: Not here. Find dynamic linker characteristics.
7963 * exec-tool.in: Use them.
7964 * aclocal.m4: Regenerate.
7965 * configure: Regenerate.
7967 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7969 * expr.c (expand_var): Delete it.
7970 * expr.h (expand_var): Delete prototype.
7971 * function.c (expand_function_start): Use expand_decl instead.
7972 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7975 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7977 PR rtl-optimization/35542
7978 * fwprop.c (forward_propagate_and_simplify): Replace
7979 loc_reg_mentioned_in_p with reg_mentioned_p.
7981 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7983 PR rtl-optimization/35281
7984 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7985 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7986 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7987 (varying_mem_p): Move above propagate_rtx.
7988 (all_uses_available_at): Do not check MEMs.
7990 2008-04-02 Rafael Espindola <espindola@google.com>
7992 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7993 (register_edge_assert_for_2): Split the cond argument.
7994 (register_edge_assert_for_1): Adjust for the change in
7995 register_edge_assert_for_2.
7996 (register_edge_assert_for): Split the cond argument.
7997 (find_switch_asserts): Adjust for the change in
7998 register_edge_assert_for.
8000 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8002 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8003 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8004 offsets for 64-bit mingw.
8005 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8006 abi for x86_64-pc-mingw.
8008 2008-04-02 Richard Guenther <rguenther@suse.de>
8010 * tree-vrp.c (extract_range_from_assert): Make sure to not
8011 produce range min/max with TREE_OVERFOW set.
8012 If merging a anti-range and a range keep the anti-range if
8013 the range covers all values of the type.
8014 (register_edge_assert_for_2): Only allow sign-changing
8015 conversions in detecting canonical range checks. Also
8016 register an assert for the unsigned name if useful.
8018 PR tree-optimization/35787
8019 * tree-vrp.c (vrp_val_max): New function.
8020 (vrp_val_min): Likewise.
8021 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8022 (vrp_val_is_min): Likewise.
8023 (supports_overflow_infinity): Use vrp_val_{min,max}.
8024 (negative_overflow_infinity): Likewise.
8025 (positive_overflow_infinity): Likewise.
8026 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8027 (is_positive_overflow_infinity): Likewise.
8028 (is_overflow_infinity): Likewise.
8029 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8030 vrp_val_is_{min,max}.
8031 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8032 to ranges if possible. Avoid empty ranges.
8034 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8037 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8038 the expression is a function address.
8040 2008-04-01 George Helffrich <george@gcc.gnu.org>
8042 PR fortran/35154, fortran/23057
8043 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8044 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8045 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8046 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8048 (dbxout_syms): Check for COMMON-based symbol and wrap in
8049 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8050 in bracket for efficiency.
8052 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8053 using DW_TAG_common_block + member offset.
8054 (add_pubname_string): New function.
8055 (dw_expand_expr): New function to find block name and offset for
8057 (common_check): New function to check whether symbol in Fortran COMMON.
8058 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8060 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8063 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8065 2008-04-02 Ben Elliston <bje@au.ibm.com>
8067 * config/v850/v850.md (casesi): Remove if (0) code.
8068 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8069 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8071 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8073 * config/i386/i386.md (rex64suffix): New mode attribute.
8074 (floathi<mode>2): Disable expander for SSE math.
8075 (*floathi<mode>2_1): New insn insn_and_split pattern.
8076 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8077 corresponding post-reload splitters.
8078 (*floathi<mode>2_i387): New macroized insn pattern.
8079 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8080 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8081 insn_and_split pattern.
8082 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8083 New macroized instruction patterns and corresponding post-reload
8085 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8086 and corresponding post-reload splitters.
8087 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8088 New macroized instruction patterns.
8089 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8090 macroized instruction patterns and corresponding post-reload splitters.
8091 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8092 corresponding post-reload splitters.
8093 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8094 New macroized instruction patterns.
8095 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8096 corresponding post-reload splitters.
8097 (*floatsi<mode>2_i387): New macroized instruction patterns.
8099 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8101 * config/i386/i386.md (smaxmin): New.
8102 (umaxmin): Likewise.
8103 (maxminiprefix): Likewise.
8104 (maxminfprefix): Likewise.
8105 (<code><mode>3): Likewise.
8106 (smin<mode>3): Removed.
8107 (smax<mode>3): Likewise.
8109 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8110 (mmx_<code>v4hi3): Likewise.
8111 (mmx_<code>v8qi3): Likewise.
8112 (mmx_smaxv2sf3): Removed.
8113 (mmx_sminv2sf3): Likewise.
8114 (mmx_umaxv8qi3): Likewise.
8115 (mmx_smaxv4hi3): Likewise.
8116 (mmx_uminv8qi3): Likewise.
8117 (mmx_sminv4hi3): Likewise.
8119 * config/i386/sse.md (<addsub><mode>3): New.
8120 (*<addsub><mode>3): Likewise.
8121 (<sse>_vm<addsub><mode>3): Likewise.
8122 (<maxmin><mode>3): Likewise.
8123 (*<maxmin><mode>3_finite): Likewise.
8124 (*<maxmin><mode>3): Likewise.
8125 (<sse>_vm<maxmin><mode>3): Likewise.
8126 (sse3_h<addsub>v4sf3): Likewise.
8127 (sse3_h<addsub>v2df3): Likewise.
8128 (<maxmin>v16qi3): Likewise.
8129 (*<maxmin>v16qi3): Likewise.
8130 (<maxmin>v8hi3): Likewise.
8131 (*<maxmin>v8hi3): Likewise.
8132 (*sse4_1_<maxmin><mode>3): Likewise.
8133 (*sse4_1_<maxmin><mode>3): Likewise.
8134 (add<mode>3): Removed.
8135 (*add<mode>3): Likewise.
8136 (<sse>_vmadd<mode>3): Likewise.
8137 (sub<mode>3): Likewise.
8138 (*sub<mode>3): Likewise.
8139 (<sse>_vmsub<mode>3): Likewise.
8140 (smin<mode>3): Likewise.
8141 (*smin<mode>3_finite): Likewise.
8142 (*smin<mode>3): Likewise.
8143 (<sse>_vmsmin<mode>3): Likewise.
8144 (smax<mode>3): Likewise.
8145 (*smax<mode>3_finite): Likewise.
8146 (*smax<mode>3): Likewise.
8147 (<sse>_vmsmax<mode>3): Likewise.
8148 (sse3_haddv4sf3): Likewise.
8149 (sse3_haddv2df3): Likewise.
8150 (sse3_hsubv4sf3): Likewise.
8151 (sse3_hsubv2df3): Likewise.
8152 (umaxv16qi3): Likewise.
8153 (*umaxv16qi3): Likewise.
8154 (smaxv8hi3): Likewise.
8155 (*smaxv8hi3): Likewise.
8156 (*sse4_1_smax<mode>3): Likewise.
8157 (*sse4_1_umax<mode>3): Likewise.
8158 (uminv16qi3): Likewise.
8159 (*uminv16qi3): Likewise.
8160 (sminv8hi3): Likewise.
8161 (*sminv8hi3): Likewise.
8162 (*sse4_1_smin<mode>3): Likewise.
8163 (*sse4_1_umin<mode>3): Likewise.
8165 2008-04-01 Rafael Espindola <espindola@google.com>
8167 * tree-cfg.c (verify_expr): remove in_phi.
8168 (verify_stmt): Don't call walk_tree with verify_expr. Use
8169 is_gimple_min_invariant instead of is_gimple_val.
8171 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8173 * doc/include/gpl_v3.texi: Update for manpage generation.
8174 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8176 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8177 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8178 gpl_v3.texi instead of gpl.texi.
8181 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8184 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8186 2008-04-01 Rafael Espindola <espindola@google.com>
8188 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8189 (extract_code_and_val_from_cond): Use
8190 extract_code_and_val_from_cond_with_ops.
8192 2008-04-01 Jan Hubicka <jh@suse.cz>
8194 * function.c (free_after_compilation): Free epilogue_delay_list.
8195 (prepare_function_start): Assert that previous compilation was freed.
8197 2008-04-01 Jan Hubicka <jh@suse.cz>
8198 Jim Wilson <wilson@tuliptree.org>
8199 Andreas Tobler <andreast@gcc.gnu.org>
8202 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8203 rtl.emit instead cfun->emit.
8204 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8205 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8207 2008-04-01 Ben Elliston <bje@au.ibm.com>
8209 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8211 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8213 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8215 (fprofile-use): Add var flag_profile_use
8216 * coverage.c (coverage_begin_output): Do not open a gcno file for
8217 output only if -ftest-coverage is set.
8218 Do not add getpwd() to gcda file path.
8219 (build_gcov_info): Check the new flag
8220 flag_profile_datafile_relative_path.
8221 (coverage_init): Use profile_data_prefix.
8222 Read profile counter only if flag_profile_use is set.
8223 * opts.c (common_handle_option): New option fprofile-use=,
8224 fprofile-dir=, fprofile-generate=.
8225 * toplev.c (profile_data_prefix): New variable definition.
8226 * toplev.h (profile_data_prefix): New declaration.
8227 * doc/invoke.tex (Option Summary, Optimization Options):
8230 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8232 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8233 use tmp consistently.
8236 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8237 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8238 UNSPEC_FR_RECIP_APPROX_RES.
8239 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8241 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8244 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8246 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8249 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8250 element of the vector via a pointer.
8252 2008-03-31 Ian Lance Taylor <iant@google.com>
8254 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8256 2008-03-31 Jan Hubicka <jh@suse.cz>
8258 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8259 get_arg_pointer_save_area.
8260 * expr.c (init_expr): Just clear out rtl.expr.
8261 * function.c (free_after_compilation): Clear out whole RTL structure.
8262 (get_func_frame_size): Merge into ...
8263 (get_frame_size): ... this one.
8264 (assign_stack_local_1): Merge into ...
8265 (assign_stack_local): ... this one.
8266 (expand_function_end): Update call of get_arg_pointer_save_area.
8267 (get_art_pointer_save_area): Remove cfun argument.
8268 * function.h (emit_status): regno_pointer_align does not need length
8269 attribute. Move x_regno_reg_rtx to ...
8270 (regno_reg_rtx): ... new global array.
8271 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8272 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8273 apply_args_value, forced_labels, stack_pointer_delta):
8275 (struct varasm_status): Move here from varasm.c
8276 (struct rtl_data): New. Move here some fields from struct function.
8277 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8278 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8279 used_temp_slots avail_temp_slots, temp_slot_level,
8280 nonlocal_goto_handler_labels): Update accesstors.
8281 (rtl): New global variable.
8282 (struct function): Move some fileds to rtl_data.
8283 (get_arg_pointer_save_area): Update prototype.
8284 * emit-rtl.c (rtl): Declare.
8285 (regno_reg_rtx): Declare.
8286 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8288 (gen_reg_rtx): Update.
8289 (init_virtual_regs): Do not tate emit_status argument.
8290 (init_emit): Do not allocate emit.
8291 * varasm.c (varasm_statuc): Move to function.h.
8292 (n_deferred_constatns): Update accestor.
8293 (init_varasm_status): Do not allocate varasm_status.
8294 (force_const_mem, get_pool_size, output_constant_pool): Update.
8295 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8296 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8298 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8300 PR rtl-optimization/35729
8301 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8304 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8307 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8308 load/store if memory is unaligned.
8309 (*movti_rex64): Likewise.
8311 * config/i386/predicates.md (misaligned_operand): New.
8313 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8316 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8319 2008-03-31 Jan Beulich <jbeulich@novell.com>
8321 * config/ia64/constraints.md: Add 'j' constraint.
8322 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8323 (movdi_internal): Likewise.
8325 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8328 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8330 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8333 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8334 proper error message for the third argument on blendpd and
8337 * config/i386/sse.md (blendbits): New.
8338 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8340 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8342 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8344 2008-03-30 Richard Guenther <rguenther@suse.de>
8347 * fold-const.c (fold_sign_changed_comparison): Do leave
8348 conversions to base-types alone.
8350 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8352 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8353 the link register if one altivec register is be saved.
8355 2008-03-30 Ben Elliston <bje@au.ibm.com>
8357 * final.c (final_scan_insn): Remove if (0) code.
8359 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8361 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8363 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8365 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8366 of V4SFmode to ix86_binary_operator_ok.
8368 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8370 * config/i386/i386.c (override_options): Initialize
8371 ix86_veclib_handler to ix86_veclibabi_svml when
8372 -mveclibabi=svml is used.
8373 (ix86_veclibabi_svml): New function for SVML ABI style
8374 vectorization support.
8375 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8377 2008-03-28 Rafael Espindola <espindola@google.com>
8379 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8380 (tree_binary_nonnegative_warnv_p): Make it public.
8381 (tree_single_nonnegative_warnv_p): Make it public.
8382 (tree_invalid_nonnegative_warnv_p): Make it public.
8383 (tree_unary_nonzero_warnv_p): Make it public.
8384 (tree_binary_nonzero_warnv_p): Make it public
8385 (tree_single_nonzero_warnv_p): Make it public.
8386 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8387 (extract_range_from_binary_expr): Split the expr argument.
8388 (extract_range_from_unary_expr): Split the expr argument.
8389 (extract_range_from_comparison): Split the expr argument.
8390 (extract_range_from_expr): Use the new aux functions.
8391 (vrp_evaluate_conditional_warnv): Use
8392 vrp_evaluate_conditional_warnv_with_ops.
8393 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8394 (tree_binary_nonzero_warnv_p): Declare.
8395 (tree_single_nonzero_warnv_p): Declare.
8396 (tree_expr_nonzero_warnv_p): Declare.
8397 (tree_unary_nonnegative_warnv_p): Declare.
8398 (tree_binary_nonnegative_warnv_p): Declare.
8399 (tree_single_nonnegative_warnv_p): Declare.
8400 (tree_invalid_nonnegative_warnv_p): Declare.
8402 2008-03-28 Richard Guenther <rguenther@suse.de>
8404 PR tree-optimization/30317
8405 PR tree-optimization/30911
8406 PR tree-optimization/34793
8407 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8408 (struct assert_locus_d): New member EXPR.
8409 (register_new_assert_for): Add EXPR parameter to support
8410 ASSERT_EXPR <name, expr OP limit>.
8411 (register_edge_assert_for_1): Adjust callers.
8412 (find_assert_locations): Likewise.
8413 (process_assert_insertions_for): Build condition from expression.
8414 (extract_range_from_assert): Handle ASSERT_EXPRs
8415 of the form ASSERT_EXPR <name, expr OP limit>.
8416 (register_edge_assert_for_2): New helper registering
8417 asserts for comparisons. Recognize range tests of the form
8418 (unsigned)i - CST1 OP CST2.
8419 (register_edge_assert_for_1): Use it.
8420 (register_edge_assert_for): Likewise.
8421 (needs_overflow_infinity): Integer sub-types
8422 do not need overflow infinities.
8423 (vrp_val_is_max): The extreme values of integer sub-types
8424 are those of the base type.
8425 (vrp_val_is_min): Likewise.
8426 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8429 2008-03-28 Nick Clifton <nickc@redhat.com>
8432 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8433 Return GENERAL_REGS for stack adjustment reloads.
8435 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8438 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8439 const_vector when all the vectors are constant.
8441 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8443 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8445 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8446 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8448 (s<code>_sf): Use new scc_sf attribute for opcode names.
8450 2008-03-27 Tom Tromey <tromey@redhat.com>
8452 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8453 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8454 config/spu/t-spu-elf, config/i386/t-interix,
8455 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8456 config/i386/x-darwin, config/i386/x-mingw32,
8457 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8458 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8459 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8460 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8461 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8462 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8463 config/score/t-score-elf, config/arm/t-strongarm-pe,
8464 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8465 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8466 Revert automatic dependency patch.
8468 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8471 * config/i386/i386.c (ix86_function_arg_boundary): Align
8472 decimal floating point to its natural boundary.
8474 2008-03-27 Richard Guenther <rguenther@suse.de>
8477 * fold-const.c (fold_comparison): Restrict distinct decl
8478 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8479 solely rely on operand_equal_p.
8481 2008-03-27 Richard Guenther <rguenther@suse.de>
8484 * c-common.c (handle_weak_attribute): Reject combination of
8487 2008-03-27 Richard Guenther <rguenther@suse.de>
8489 PR tree-optimization/32810
8490 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8491 conversions from DECL_INITIAL.
8492 (fold_const_aggregate_ref): Likewise from constructor elements.
8494 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8496 * tree-affine.h (aff_combination_expand): Declare.
8497 (get_inner_reference_aff): Likewise.
8498 * tree-affine.c (aff_combination_expand): Split out from
8499 tree_to_aff_combination_expand.
8500 (get_inner_reference_aff): New function.
8501 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8502 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8503 (struct lim_aux_data): sm_done field removed.
8504 (mem_ref_loc_p, mem_ref_locs_p): New types.
8505 (struct mem_ref): Added id, stored, accesses_in_loop,
8506 indep_loop, dep_loop, indep_ref, dep_ref fields.
8507 Removed is_stored, locs and next fields.
8508 (memory_accesses): New variable.
8509 (movement_possibility): Do not allow moving statements
8510 that store to memory.
8511 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8513 (determine_max_movement): For statements with memory references,
8514 find the outermost loop in that the reference is independent.
8515 (move_computations_stmt): Mark the virtual operands for renaming.
8516 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8517 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8518 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8519 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8520 create_vop_ref_mapping, analyze_memory_references,
8521 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8522 get_all_locs_in_loop, ref_always_accessed_p,
8523 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8524 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8525 store_motion_loop, store_motion): New functions.
8526 (struct vop_to_refs_elt): New type.
8527 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8528 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8529 (schedule_sm): Replaced by...
8530 (execute_sm): ... this.
8531 (determine_lsm_ref, hoist_memory_references,
8532 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8533 find_more_ref_vops, free_mem_ref, free_mem_refs,
8534 determine_lsm_loop, determine_lsm): Removed.
8535 (tree_ssa_lim_finalize): Free data structures used by store motion.
8536 (tree_ssa_lim): Call analyze_memory_references. Use
8537 store_motion instead of determine_lsm.
8539 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8541 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8542 rename tmake_file to m68hc11/t-m68hc11.
8543 (mcore): Set inhibit_libc to true.
8544 * config.host (alpha*-dec-*vms*): Set extra_programs.
8545 (interix3*): Don't use host_xmake_file.
8546 * configure.ac: Let config.gcc override inhibit_libc.
8547 * configure: Regenerate.
8549 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8550 * config/t-openbsd-thread: Remove commented out lines.
8552 * config/x-interix: Remove.
8554 * config/m68hc11/t-m68hc11-gas: Rename to...
8555 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8557 * config/mcore/t-mcore: Remove T_CFLAGS.
8558 * config/mcore/t-mcore-pe: Likewise.
8560 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8562 * configure.ac: Replace custom __GNU_SOURCE test with
8563 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8564 * aclocal.m4: Regenerate.
8565 * configure: Regenerate.
8566 * config.in: Regenerate.
8568 2008-03-27 Richard Guenther <rguenther@suse.de>
8570 * fold-const.c (target.h): Include.
8571 (fold_comparison): Fold comparison of addresses of decls
8572 that bind locally or of constants. Consolidate address folding code.
8573 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8574 results from fold_binary_to_constant.
8575 (compare_values_warnv): Likewise.
8577 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8580 * fold-const.c (fold_truthop): Check for integeral types when folding
8581 a == 0 && b == 0 and a != 0 || b != 0 .
8583 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8585 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8587 2008-03-26 Andreas Schwab <schwab@suse.de>
8589 * doc/invoke.texi: Fix use of @item vs. @itemx.
8591 2008-03-26 Tom Tromey <tromey@redhat.com>
8593 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8594 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8595 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8596 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8597 build/genconstants.o, build/genemit.o, build/genextract.o,
8598 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8599 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8602 2008-03-26 Richard Guenther <rguenther@suse.de>
8605 2008-03-26 Richard Guenther <rguenther@suse.de>
8607 * fold-const.c (target.h): Include.
8608 (fold_comparison): Fold comparison of addresses of two decls
8609 that bind locally. Consolidate address folding code.
8611 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8613 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8614 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8615 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8616 dconstsqrt2, dconstthird, dconste and/or dconst10.
8617 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8618 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8619 dconstsqrt2, dconste): Delete.
8620 (init_emit_once): Likewise. Simplify initializing dconstm1.
8622 * real.c (get_real_const): New.
8623 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8624 dconstsqrt2, dconste): Delete.
8625 (real_value_const, get_real_const): New.
8627 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8629 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8631 * config/i386/i386.c (ix86_function_arg_boundary): Check
8632 BIGGEST_ALIGNMENT instead of 128.
8633 (setup_incoming_varargs_64): Likewise.
8635 2008-03-26 Tom Tromey <tromey@redhat.com>
8637 * Makefile.in (DEPFILES): Add missing '/'.
8639 2008-03-26 Richard Guenther <rguenther@suse.de>
8641 * fold-const.c (target.h): Include.
8642 (fold_comparison): Fold comparison of addresses of two decls
8643 that bind locally. Consolidate address folding code.
8645 2008-03-26 Nick Clifton <nickc@redhat.com>
8648 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8649 not allow INT+INT as a legitimate addressing mode.
8651 2008-03-26 Richard Guenther <rguenther@suse.de>
8653 * tree-flow.h (widen_bitfield): Remove declaration.
8654 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8655 (widen_bitfield): Remove function.
8656 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8659 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8662 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8665 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8667 PR rtl-optimization/35232
8668 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8669 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8670 reg_reloaded_call_part_clobbered here.
8671 (reload_regs_reach_end_p): New function.
8672 (reload_reg_rtx_for_input): New variable.
8673 (reload_reg_rtx_for_output): Likewise.
8674 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8675 when reassigning a pseudo register. Load reloadreg from
8676 reload_reg_rtx_for_input, moving the mode and register
8678 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8679 instead of the original when deciding whether an input reload
8680 would be a no-op or whether an output reload can be deleted.
8681 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8682 when setting up new_spill_reg_store. Load it from
8683 reload_reg_rtx_for_output, moving the mode and register
8685 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8686 instead of the original when deciding whether an output reload
8687 would be a no-op. Do the same when modifying insn notes.
8688 Use rtx_equal_p instead of == to compare the registers.
8689 (inherit_piecemeal_p): Take a mode and two register numbers
8691 (emit_reload_insns): Clear new_spill_reg_store for every hard
8692 register in the reload register. Remove spill registers
8693 from reg_reloaded_valid before considering whether to record
8694 inheritance information for them. Use reload_reg_rtx_for_output
8695 instead of reg_rtx when recording output reloads. Use
8696 reload_reg_rtx_for_input instead of reg_rtx when recording
8697 input reloads. Set or clear reg_reloaded_call_part_clobbered
8698 at the same time as setting reg_reloaded_valid.
8699 (delete_output_reload): Add a new_reload_reg parameter and use it
8700 instead of rld[j].reg_rtx.
8701 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8704 2008-03-25 Tom Tromey <tromey@redhat.com>
8706 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8707 (build/genattr.o): Likewise.
8708 (build/genattrtab.o): Likewise.
8709 (build/gencodes.o): Likewise.
8710 (build/genconfig.o): Likewise.
8711 (build/genconstants.o): Likewise.
8712 (build/genemit.o): Likewise.
8713 (build/genextract.o): Likewise.
8714 (build/genflags.o): Likewise.
8716 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8718 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8719 instead of size_int for integer types.
8720 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8721 to match type of MINUS_EXPR.
8723 2008-03-25 Tom Tromey <tromey@redhat.com>
8725 * configure: Rebuilt.
8726 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8729 2008-03-25 Tom Tromey <tromey@redhat.com>
8731 * config/x-solaris (host-solaris.o): Update.
8732 * config/x-linux (host-linux.o): Update.
8733 * config/x-hpux (host-hpux.o): Update.
8734 * config/x-darwin (host-darwin.o): Update.
8735 * config/v850/t-v850e (v850-c.o): Update.
8736 * config/v850/t-v850 (v850-c.o): Update.
8737 * config/t-vxworks (vxworks.o): Update.
8738 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8739 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8740 * config/spu/t-spu-elf (spu-c.o): Update.
8742 * config/sh/t-symbian (sh-c.o): Update.
8743 (symbian.o): Update.
8744 * config/sh/t-sh (sh-c.o): Update.
8745 * config/score/t-score-elf (score7.o, score3.o): Update.
8746 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8747 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8748 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8749 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8751 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8752 * config/m32c/t-m32c (m32c-pragma.o): Update.
8753 * config/ia64/t-ia64 (ia64-c.o): Update.
8754 * config/i386/x-mingw32 (host-mingw32.o): Update.
8755 * config/i386/x-i386 (driver-i386.o): Update.
8756 * config/i386/x-darwin (host-i386-darwin.o): Update.
8757 * config/i386/x-cygwin (host-cygwin.o): Update.
8758 * config/i386/t-nwld (nwld.o): Update.
8759 * config/i386/t-netware (netware.o): Update.
8760 * config/i386/t-interix (winnt.o): Update.
8761 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8762 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8763 msformat-c.o): Update.
8764 * config/bfin/t-bfin-linux (generated_files): Add
8765 linux-sysroot-suffix.h.
8766 * config/arm/t-wince-pe (pe.o): Update.
8767 * config/arm/t-strongarm-pe (pe.o): Update.
8768 * config/arm/t-pe (pe.o): Update.
8769 * config/arm/t-arm (arm-c.o): Update.
8770 * doc/install.texi (Prerequisites): Require make 3.80.
8771 * Makefile.in: Remove .o targets.
8772 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8773 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8774 (simple_generated_h, simple_generated_c): Move earlier.
8775 (generated_files): New variable.
8776 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8777 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8778 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8779 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8780 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8781 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8782 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8783 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8784 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8785 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8786 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8787 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8789 (COMPILE.base, COMPILE): New variables.
8790 (%.o): New pattern rule.
8791 (ALL_HOST_OBJS): New variable.
8792 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8793 (dummy-checksum.o, cc1-checksum.o): Remove.
8794 (DRIVER_SHLIB): New variable.
8795 (DRIVER_DEFINES): Use it.
8796 (gencondmd.c): Move out of build/.
8797 (s-conditions): Update.
8798 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8799 (ALL_BUILD_OBJS): Likewise.
8800 (build/%.o): Use BUILDCOMPILE.
8801 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8802 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8803 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8804 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8805 build/genconfig.o, build/genconstants.o, build/genemit.o,
8806 build/genextract.o, build/genflags.o, build/genmddeps.o,
8807 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8808 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8809 build/gen-protos.o, build/scan.o, build/fix-header.o,
8810 build/scan-decls.o): Simplify.
8811 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8812 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8813 prefix.o, toplev.o): Reduce to variable setting.
8814 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8815 ($(out_object_file), gcc-options.o): New targets.
8816 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8817 * configure: Rebuilt.
8818 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8819 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8821 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8823 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8824 complain when we hit an error, return ERROR_MARK_NODE.
8826 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8828 * config/sh/constraints.md (Pso, Psz): New constraints.
8829 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8830 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8832 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8834 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8835 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8837 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8839 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8840 (prefetch_sh2a): New.
8842 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8843 Naveen.H.S <naveen.hs@kpitcummins.com>
8845 * config/sh/constraints.md (I28): New constraint.
8846 * config/sh/sh.c (broken_move): Add support for movi20s.
8847 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8849 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8850 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8851 Naveen.H.S <naveen.hs@kpitcummins.com>
8853 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8854 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8855 (print_operand): Handle resbank in %@ operand code.
8856 (sh_encode_section_info): New.
8857 (push_regs): Add conditions for resbank.
8858 (sh_expand_epilogue): Likewise.
8859 (sh_insert_attributes): Likewise.
8860 (sh_attribute_table): Likewise.
8861 (sh_handle_resbank_handler_attribute): New.
8862 (sh2a_handle_function_vector_handler_attribute): New.
8863 (sh2a_is_function_vector_call): New.
8864 (sh2a_get_function_vector_number): New.
8865 (sh2a_function_vector_p): New.
8866 (sh_cfun_resbank_handler_p): New.
8867 * config/sh/sh.md (calli): Emit jsr/n if possible.
8868 (calli_tbr_rel): New.
8869 (calli_pcrel): Emit jsr/n if possible.
8870 (return_i): Emit rts/n if possible.
8871 (call_valuei_tbr_rel): New.
8872 (call_valuei_pcrel): Add condition for SH2A target.
8873 (call_value): Likewise.
8874 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8875 (sh2a_get_function_vector_number): Likewise.
8876 (sh2a_is_function_vector_call): Likewise.
8877 * doc/extend.texi: Document TBR relative addressing of SH2A.
8878 (resbank): Add description for SH2A.
8880 2008-03-24 Richard Guenther <rguenther@suse.de>
8883 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8884 pointer assignments change conversions according to middle-end rules.
8885 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8886 * configure.ac: Include type checking in yes.
8887 * configure: Regenerate.
8889 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8891 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8892 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8894 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8896 * gthr-vxworks.h (UNUSED): Define.
8898 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8900 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8902 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8904 * doc/extend.texi (Function Attributes): Add missing comma in the
8905 example of the "alloc_size" attribute.
8907 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8910 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8912 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8915 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8918 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8919 of the underlying type of a MS bitfield layout to the natural
8920 alignment of the type.
8922 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8924 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8925 to their natural alignment to avoid store forwarding stalls.
8927 2008-03-22 Richard Guenther <rguenther@suse.de>
8929 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8930 For PHI nodes verify the address is invariant.
8931 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8932 (get_symbol_constant_value): Use is_gimple_min_invariant.
8933 (maybe_fold_stmt_indirect): Likewise.
8935 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8937 PR rtl-optimization/33927
8938 * Makefile.in (dse.o): Depend on $(TM_P_H).
8939 * expr.h (extract_low_bits): Declare.
8940 * expmed.c (extract_low_bits): New function.
8941 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8942 * dse.c: Include tm_p.h.
8943 (find_shift_sequence): Remove the read_reg argument and return the
8944 read value. Emit the instructions instead of returning them.
8945 Iterate on new_mode rather than calculating it each time.
8946 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8947 source to NEW_MODE and extract_low_bits to convert the shifted
8949 (replace_read): Allow the load and store to have different mode
8950 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8951 or extraction instructions before trying the replacement. Update
8952 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8954 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8957 to their natural alignment to avoid store forwarding stalls.
8959 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8962 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8963 encouraging but not allowing gprs for input;
8964 change the input constraint to !f#r.
8965 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8967 change the output constraint to !f#r.
8969 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8972 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8973 corresponding post-reload splitters.
8974 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8975 when x87 FP math is selected.
8976 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8977 New function prototype.
8978 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8979 unreachable function to ease macroization of insn patterns.
8981 2008-03-21 Martin Jambor <mjambor@suse.cz>
8983 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8984 reference dumps if ddr is NULL or dependence is unknown.
8986 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8988 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8989 unsigned extension into account.
8990 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8991 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8992 Do computations on a scratch register.
8994 2008-03-21 Richard Guenther <rguenther@suse.de>
8996 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8997 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8998 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8999 * tree-ssa-dom.c (record_equality): Likewise.
9000 * tree-inline.c (copy_body_r): Likewise.
9001 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9004 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9006 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9007 as 'delete_unused' argument.
9009 2008-03-20 Richard Guenther <rguenther@suse.de>
9011 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9012 special casing of constant qualifiers.
9013 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9014 care about them in general.
9015 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9016 regardless of their type.
9017 (fold_stmt_r): Forcefully fold *& if we end up with that.
9019 2008-03-20 Paul Brook <paul@codesourcery.com>
9021 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9022 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9024 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9026 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9027 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9029 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9031 * common.opt (Wmudflap): New option.
9032 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9033 (mx_register_decls): Likewise.
9034 (mudflap_finish_file): Likewise.
9035 * doc/invoke.texi: Document -Wno-mudflap.
9037 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9039 * c-format.c (replace_format_name_to_system_name): New.
9041 (convert_format_name_to_system_name): New.
9042 (decode_format_attr): Add use of convert_format_name_to_system_name.
9043 (format_types_orig): Add gnu_ prefix to names.
9044 (check_format_info_main): Special treating of \0 escaped names for
9045 supporting multi-character format specifiers as I32, I64.
9046 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9047 (gnu_target_overrides_format_attributes): New.
9048 * c-format.h: Add structure target_ovr_attr to hold
9049 system specific formatter names.
9050 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9051 msformat-c.o file to c_target_objs and cxx_target_objs.
9052 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9053 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9054 (TARGET_N_FORMAT_TYPES): New.
9055 * config/i386/msformat-c.c: New.
9056 * config/i386/t-cygming: Add build rule for msformat-c.o.
9057 * doc/extend.texi: Add new format names gnu_* and ms_* and
9059 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9061 2008-03-20 Ira Rosen <irar@il.ibm.com>
9063 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9064 optimizations turned on under -O3.
9065 (ftree-vectorize): Add that the flag is turned on with -O3.
9067 2008-03-20 Ben Elliston <bje@au.ibm.com>
9069 * regmove.c (try_auto_increment): Fix spelling error in comment.
9070 * final.c (final_scan_insn): Likewise.
9072 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9075 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9076 allocator preferences for "y" and "r" class registers.
9077 ("*mov<mode>_internal"): Ditto.
9078 ("*movv2sf_internal_rex64"): Ditto.
9079 ("*movv2sf_internal"): Ditto.
9081 2008-03-19 Michael Matz <matz@suse.de>
9084 * calls.c (expand_call): Check overlap of arguments with call
9085 address for sibcalls.
9087 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9090 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9091 of the underlying type of a MS bitfield layout to the natural
9092 alignment of the type.
9094 2008-03-19 Jan Hubicka <jh@suse.cz>
9097 * toplev.c (decode_d_option): Handle all CPP flags.
9098 * tree-vrp.c: Update tree_pass descriptors.
9099 * regrename.c: Update tree_pass descriptors.
9100 * fwprop.c: Update tree_pass descriptors.
9101 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9102 * tree-into-ssa.c: Update tree_pass descriptors.
9103 * tree-dump.c: Update tree_pass descriptors.
9104 * tree-complex.c: Update tree_pass descriptors.
9105 * tree-dump.h: Update tree_pass descriptors.
9106 * see.c: Update tree_pass descriptors.
9107 * cgraphbuild.c: Update tree_pass descriptors.
9108 * tracer.c: Update tree_pass descriptors.
9109 * tree-loop-distribution.c: Update tree_pass descriptors.
9110 * cgraph.c: Update tree_pass descriptors.
9111 * postreload-gcse.c: Update tree_pass descriptors.
9112 * postreload.c: Update tree_pass descriptors.
9113 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9114 * tree-tailcall.c: Update tree_pass descriptors.
9115 * tree-pass.h (tree_opt_pass): Rename to ...
9116 (opt_pass) ... this one; add "type" field and remove letter field.
9117 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9118 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9119 all_lowering_passes): Update declaration.
9120 * ipa-cp.c: Update tree_pass descriptors.
9121 * final.c: Update tree_pass descriptors.
9122 * omp-low.c: Update tree_pass descriptors.
9123 * tree-ssa-dse.c: Update tree_pass descriptors.
9124 * ipa-reference.c: Update tree_pass descriptors.
9125 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9126 * auto-inc-dec.c: Update tree_pass descriptors.
9127 * reorg.c: Update tree_pass descriptors.
9128 * cgraphunit.c: Update tree_pass descriptors.
9129 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9130 * tree-ssa-ccp.c: Update tree_pass descriptors.
9131 * df-core.c: Update tree_pass descriptors.
9132 * mode-switching.c: Update tree_pass descriptors.
9133 * tree-nomudflap.c: Update tree_pass descriptors.
9134 * modulo-sched.c: Update tree_pass descriptors.
9135 * ipa-pure-const.c: Update tree_pass descriptors.
9136 * cse.c: Update tree_pass descriptors.
9137 * web.c: Update tree_pass descriptors.
9138 * tree-stdarg.c: Update tree_pass descriptors.
9139 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9140 * tree-ssa-dom.c: Update tree_pass descriptors.
9141 * tree-nrv.c: Update tree_pass descriptors.
9142 * tree-ssa-alias.c: Update tree_pass descriptors.
9143 * loop-init.c: Update tree_pass descriptors.
9144 * gimple-low.c: Update tree_pass descriptors.
9145 * ipa-inline.c: Update tree_pass descriptors.
9146 * tree-ssa-sink.c: Update tree_pass descriptors.
9147 * global.c: Update tree_pass descriptors.
9148 * ifcvt.c: Update tree_pass descriptors.
9149 * jump.c: Update tree_pass descriptors.
9150 * predict.c: Update tree_pass descriptors.
9151 * tree-ssa-loop.c: Update tree_pass descriptors.
9152 * recog.c: Update tree_pass descriptors.
9153 * dse.c: Update tree_pass descriptors.
9154 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9155 * tree-eh.c: Update tree_pass descriptors.
9156 * regmove.c: Update tree_pass descriptors.
9158 * function.c: Update tree_pass descriptors.
9159 * tree-vectorizer.c: Update tree_pass descriptors.
9160 * gcse.c: Update tree_pass descriptors.
9161 * ipa-type-escape.c: Update tree_pass descriptors.
9162 * tree-if-conv.c: Update tree_pass descriptors.
9163 * init-regs.c: Update tree_pass descriptors.
9164 * ipa.c: Update tree_pass descriptors.
9165 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9166 * rtl-factoring.c: Update tree_pass descriptors.
9167 * lower-subreg.c: Update tree_pass descriptors.
9168 * bt-load.c: Update tree_pass descriptors.
9169 * tree-dfa.c: Update tree_pass descriptors.
9170 * except.c: Update tree_pass descriptors.
9171 * emit-rtl.c: Update tree_pass descriptors.
9172 * cfgexpand.c: Update tree_pass descriptors.
9173 * tree-cfgcleanup.c: Update tree_pass descriptors.
9174 * cfgcleanup.c: Update tree_pass descriptors.
9175 * tree-ssa-pre.c: Update tree_pass descriptors.
9176 * tree-sra.c: Update tree_pass descriptors.
9177 * tree-mudflap.c: Update tree_pass descriptors.
9178 * tree-ssa-copy.c: Update tree_pass descriptors.
9179 * cfglayout.c: Update tree_pass descriptors.
9180 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9181 * tree-ssa-dce.c: Update tree_pass descriptors.
9182 * tree-ssa.c: Update tree_pass descriptors.
9183 * regclass.c: Update tree_pass descriptors.
9184 * integrate.c: Update tree_pass descriptors.
9185 * tree-optimize.c: Update tree_pass descriptors.
9186 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9187 * tree-object-size.c: Update tree_pass descriptors.
9188 * combine.c: Update tree_pass descriptors.
9189 * tree-outof-ssa.c: Update tree_pass descriptors.
9190 * bb-reorder.c: Update tree_pass descriptors.
9191 * stack-ptr-mod.c: Update tree_pass descriptors.
9192 * var-tracking.c: Update tree_pass descriptors.
9193 * tree-profile.c: Update tree_pass descriptors.
9194 * tree-vect-generic.c: Update tree_pass descriptors.
9195 * reg-stack.c: Update tree_pass descriptors.
9196 * sched-rgn.c: Update tree_pass descriptors.
9197 * tree-ssa-structalias.c: Update tree_pass descriptors.
9198 * tree-cfg.c: Update tree_pass descriptors.
9199 * passes.c (current_pass): Update declaration.
9200 (finish_optimization_passes): Update.
9201 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9202 (register_one_dump_file, register_dump_files_1, next_pass_1):
9204 (init_optimization_passes): Update handling of new types.
9205 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9206 * ipa-struct-reorg.c: Update tree_pass descriptors.
9207 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9208 * combine-stack-adj.c: Update tree_pass descriptors.
9209 * cfgrtl.c: Update tree_pass descriptors.
9210 * dce.c: Update tree_pass descriptors.
9211 * tree-ssanames.c: Update tree_pass descriptors.
9213 2008-03-19 Richard Guenther <rguenther@suse.de>
9216 * tree-ssa.c (walk_data): New structure.
9217 (warn_uninitialized_var): If not always_executed warn with "maybe"
9219 (execute_early_warn_uninitialized): Compute post-dominators.
9220 Initialize always_executed before processing each basic block.
9222 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9225 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9226 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9228 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9230 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9232 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9234 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9236 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9237 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9238 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9239 target after ignore has been set, and move there also the commputation
9240 of subtarget and original_target.
9241 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9242 (LANG_HOOKS_INITIALIZER): Remove it.
9243 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9245 2008-03-18 Richard Guenther <rguenther@suse.de>
9247 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9248 found an expression with constants, note that in the VN for the lhs.
9249 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9250 fold them to constants if possible. Run cleanup_cfg if done so.
9251 (execute_pre): Return todo.
9253 (execute_fre): Likewise.
9254 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9256 (get_prop_source_stmt): Look through pointer conversions.
9258 2008-03-18 Jan Hubicka <jh@suse.cz>
9260 * tree-pretty-print.c: Include predict.h.
9261 (dump_generic_node): Dump predictor.
9262 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9263 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9264 * gimple-low.c (lower_stmt): Likewise.
9265 * expr.c (expand_expr_real): Likewise.
9266 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9268 (build_predict_expr, build_predict_expr): New.
9269 * predict.h (predictor_name, build_predict_expr): Update.
9270 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9271 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9272 * predict.def (PRED_CONTINUE): Update hitrate.
9273 * tree.def (PREDICT_EXPR): Define.
9274 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9275 do not handle BIND_EXPR.
9276 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9277 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9278 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9281 2008-03-18 Michael Matz <matz@suse.de>
9283 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9285 2008-03-18 Richard Guenther <rguenther@suse.de>
9287 * tree-gimple.h (is_gimple_invariant_address): Declare.
9288 (is_gimple_constant): Likewise.
9289 * tree-gimple.c (is_gimple_constant): New function.
9290 (is_gimple_invariant_address): Likewise.
9291 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9292 and is_gimple_invariant_address.
9293 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9295 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9296 an addressable base.
9298 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9301 * gimplify.c (gimplify_expr): Gimplify second operand of
9304 2008-03-17 Richard Guenther <rguenther@suse.de>
9306 PR tree-optimization/19637
9307 * fold-const.c (fold_unary): Remove restrictions of removing
9308 intermediate pointer-conversions (P2)(P1)P0.
9309 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9310 conversion to void pointer.
9311 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9313 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9316 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9317 emulated thread local variables.
9319 2008-03-16 Richard Guenther <rguenther@suse.de>
9322 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9323 expand TREE_INVARIANT operations that are not gimple invariant.
9325 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9327 * doc/extend.texi (Alignment): Say that the ABI controls
9328 the __alignof__ for non-strict-alignment targets rather
9329 than being a recommendation.
9331 2008-03-15 Paul Brook <paul@codesourcery.com>
9333 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9335 (arm_output_fn_unwind): Mark functions that can not be unwound.
9337 2008-03-15 Paul Brook <paul@codesourcery.com>
9339 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9340 extension instructions.
9342 2008-03-15 Richard Guenther <rguenther@suse.de>
9344 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9345 and fold constant aggregate refs.
9346 (fold_const_aggregate_ref): Handle string constants
9347 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9348 (evaluate_stmt): Simplify now that ccp_fold folds constant
9351 2008-03-15 Paul Brook <paul@codesourcery.com>
9353 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9354 (extzv): Use gen_extzv_t2.
9355 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9357 2008-03-15 Richard Guenther <rguenther@suse.de>
9359 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9360 (fold_const_aggregate_ref): Likewise.
9361 (get_value): Return NULL if we don't have any values.
9362 (ccp_finalize): Set const_val to NULL after freeing it.
9363 * tree-flow.h (get_symbol_constant_value): Declare.
9364 (fold_const_aggregate_ref): Likewise.
9365 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9367 2008-03-15 Richard Guenther <rguenther@suse.de>
9370 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9371 to not produce negative array indices if not allowed. Add
9372 parameter to indicate that.
9373 (maybe_fold_offset_to_component_ref): Allow negative array
9374 indices only for the first member of a structure.
9375 (maybe_fold_offset_to_reference): Allow negative array indices.
9376 (maybe_fold_stmt_addition): Likewise.
9378 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9379 Anatoly Sokolov <aesok@post.ru>
9381 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9382 (avr_arch): Add ARCH_AVR6.
9383 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9384 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9385 instead of fixed value 2.
9386 (print_operand_address): Use gs() asm specifier instead of pm().
9387 (avr_assemble_integer): (Ditto.).
9388 (avr_output_addr_vec_elt): (Ditto.).
9389 (print_operand): Handle "!" code.
9390 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9391 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9392 (AVR_HAVE_EIJMP_EICALL): Define.
9393 (AVR_3_BYTE_PC): Redefine.
9394 (AVR_2_BYTE_PC): (Ditto.).
9395 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9396 (LINK_SPEC): Add atmega2560 and atmega2561.
9397 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9399 * config/avr/avr.md (call_insn): Use eicall instead of icall
9400 for 3 byte PC devices.
9401 (call_value_insn): (Ditto.).
9402 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9403 (indirect_jump): Use only for for 2 byte PC devices.
9404 (*tablejump): (Ditto.).
9405 (*indirect_jump_avr6): Add insn.
9406 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9407 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9408 instead of ijmp for 3 byte PC devices.
9409 (__tablejump2__): (Ditto.).
9410 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9411 (MULITLIB_DIRNAMES): (Ditto.).
9412 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9414 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9416 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9417 "sse2_umulsidi3". Use V1DI mode for operand 0.
9418 ("mmx_psadbw"): Use V1DI mode for operand 0.
9419 * config/i386/i386-modes.def (V1SI): New vector mode.
9420 * config/i386/i386.c (struct builtin_description)
9421 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9422 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9423 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9424 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9425 v1di_ftype_v8qi_v8qi type.
9426 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9428 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9429 __builtin_ia32_pmuludq]: Fix the mode of return value.
9431 2008-03-15 Richard Guenther <rguenther@suse.de>
9434 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9437 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9439 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9440 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9441 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9442 unless TARGET_SERIALIZE_VOLATILE is enabled.
9443 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9444 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9445 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9447 2008-03-14 Richard Guenther <rguenther@suse.de>
9449 PR tree-optimization/34172
9450 * tree-flow.h (refs_may_alias_p): Declare.
9451 (get_single_def_stmt): Likewise.
9452 (get_single_def_stmt_from_phi): Likewise.
9453 (get_single_def_stmt_with_phi): Likewise.
9454 * tree-dfa.c (refs_may_alias_p): New function.
9455 (get_single_def_stmt): Likewise.
9456 (get_single_def_stmt_from_phi): Likewise.
9457 (get_single_def_stmt_with_phi): Likewise.
9458 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9459 (vn_reference_lookup_1): New helper function.
9460 (vn_reference_lookup): Walk the virtual use-def chain to
9461 continue searching for a match if the def does not alias the
9462 reference we are looking for.
9464 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9466 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9467 archive and Perzl. Update The Written Word listing.
9469 2008-03-14 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/34043
9472 PR tree-optimization/33989
9473 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9475 (bitmap_find_leader): Use extra argument to verify dominance
9476 relationship inside a basic-block.
9477 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9478 (find_leader_in_sets): Adjust.
9479 (create_component_ref_by_pieces): Take extra argument for
9480 dominance check, handle lookup failures.
9481 (find_or_generate_expression): Likewise.
9482 (create_expression_by_pieces): Likewise.
9483 (insert_into_preds_of_block): Adjust.
9484 (create_value_expr_from): If asked for, verify all operands
9485 are in the blocks AVAIL_OUT set.
9486 (make_values_for_stmt): Check for SSA_NAMEs that are life
9487 over an abnormal edge.
9488 (compute_avail): Remove such check.
9489 (do_SCCVN_insertion): New function.
9490 (eliminate): If we do not find a leader suitable for replacement
9491 insert a replacement expression from SCCVN if available.
9492 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9493 (struct vn_ssa_aux): Add needs_insertion flag.
9494 * tree-ssa-sccvn.c (may_insert): New global flag.
9495 (copy_reference_ops_from_ref): Value-number union member access
9496 based on its size, not type and member if insertion is allowed.
9497 (visit_reference_op_load): For a weak match from union type
9498 punning lookup a view-converted value and insert a SSA_NAME
9499 for that value if that is not found.
9500 (visit_use): Make dumps shorter. Do not disallow value numbering
9501 SSA_NAMEs that are life over an abnormal edge to constants.
9502 (free_scc_vn): Release inserted SSA_NAMEs.
9503 (run_scc_vn): New flag to specify whether insertion is allowed.
9504 Process SSA_NAMEs in forward order.
9505 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9506 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9507 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9508 pointer type to/from integral types that do not change the
9509 precision to regular conversions.
9511 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9513 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9514 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9515 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9516 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9517 input arguments and the mode of return value. Built-in functions
9518 that operate on whole 64-bit MMX register now use V1DI mode.
9520 2008-03-13 Alon Dayan <alond@il.ibm.com>
9521 Olga Golovanevsky <olga@il.ibm.com>
9523 PR tree-optimization/35041
9524 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9525 to locate the right position in a statement.
9527 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/xmmintrin.h: Change all static inline functions to
9532 extern inline and add __gnu_inline__ attribute.
9533 * config/i386/bmintrin.h: Ditto.
9534 * config/i386/smmintrin.h: Ditto.
9535 * config/i386/tmmintrin.h: Ditto.
9536 * config/i386/mmintrin-common.h: Ditto.
9537 * config/i386/ammintrin.h: Ditto.
9538 * config/i386/emmintrin.h: Ditto.
9539 * config/i386/pmmintrin.h: Ditto.
9540 * config/i386/mmintrin.h: Ditto.
9541 * config/i386/mm3dnow.h: Ditto.
9543 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9546 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9547 (lower_omp_2): New function.
9548 (lower_omp_1, lower_omp): Rewritten.
9550 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9553 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9554 with the phrase "Microsoft Windows compilers".
9555 (Push/Pop Macro Pragmas): New subsection. Document
9556 #pragma push_macro and pragma pop_macro.
9558 2008-03-12 Paul Brook <paul@codesourcery.com>
9560 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9562 2008-03-12 Paul Brook <paul@codesourcery.com>
9564 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9565 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9566 (thumb2_addsi_shortim): Rename ...
9567 (thumb2_addsi_short): ... to this. Allow register operands.
9568 (thumb2_subsi_short): New pattern.
9569 (thumb2_one_cmplsi2_short,
9570 thumb2_negsi2_short): New patterns and peepholes.
9572 2008-03-12 Paul Brook <paul@codesourcery.com>
9574 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9576 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9578 * config/i386/i386.md (int_cond): New code iterator.
9580 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9581 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9582 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9583 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9584 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9585 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9586 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9587 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9589 2008-03-12 Paul Brook <paul@codesourcery.com>
9591 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9592 instead of {arm,thumb}_compute_save_reg_mask.
9593 (output_return_instruction): Ditto.
9594 (thumb_unexpanded_epilogue): Ditto.
9595 (thumb1_expand_prologue): Ditto.
9596 (thumb1_output_function_prologue): Ditto.
9597 (arm_set_return_address): Ditto.
9598 (thumb_set_return_address): Ditto.
9599 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9600 regs to achieve stack alignment.
9601 (thumb1_compute_save_reg_mask): Fix compiler warning.
9602 (arm_output_epilogue): Use offsets->saved_regs_mask.
9603 Adjust stack pointer by poping call clobered registers.
9604 (arm_expand_prologue): Use offsets->saved_regs_mask.
9605 Adjust stack pointer by pushing extra registers.
9606 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9608 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9611 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9612 conversion to the operands of a multiplication.
9614 2008-03-12 Richard Guenther <rguenther@suse.de>
9616 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9617 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9618 * timevar.def (TV_TREE_PHIPROP): Add.
9619 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9620 pass description. Use TV_TREE_PHIPROP.
9621 * tree-ssa-forwprop.c: Remove phiprop code.
9623 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9626 * omp-low.c (maybe_lookup_decl): Constify first argument.
9627 (use_pointer_for_field): Change last argument from bool to
9628 omp_context *. Disallow shared copy-in/out in nested
9629 parallel if decl is shared in outer parallel too.
9630 (build_outer_var_ref, scan_sharing_clauses,
9631 lower_rec_input_clauses, lower_copyprivate_clauses,
9632 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9634 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9635 Ira Rosen <irar@il.ibm.com>
9637 * tree-vectorizer.c (free_stmt_vec_info): New function.
9638 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9639 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9640 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9641 * tree-vect-transform.c (vectorizable_conversion): Free
9642 vec_oprnds0 if it was allocated.
9643 (vect_permute_store_chain): Remove unused VECs.
9644 (vectorizable_store): Free VECs that are allocated in the..
9646 (vect_transform_strided_load, vectorizable_load): Likewise.
9647 (vect_remove_stores): Simplify the code.
9648 (vect_transform_loop): Move code to vect_remove_stores().
9649 Call vect_remove_stores() and free_stmt_vec_info().
9651 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9653 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9654 TARGET_HPUX. Revise comment.
9655 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9656 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9657 Use sr4 variant of `be' instruction when not generating PIC code.
9658 (attr_length_call): Adjust for above change.
9660 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9662 * ipa-reference.c (static_execute): Remove module_statics_const and
9663 associated setting code.
9665 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9668 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9669 predicate for operand 1.
9670 (paritysi2_cmp): Use register_operand predicate for operand 2.
9671 Use earlyclobber modifier for operand 1. Remove support for
9673 (paritydi2_cmp): Use register_operand predicate for operand 3.
9674 Use earlyclobber modifier for operand 1. Remove support for
9677 2008-03-11 Paul Brook <paul@codesourcery.com>
9678 Vladimir Prus <vladimir@codesourcery.com>
9680 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9681 (arm_compute_save_reg0_reg12_mask): Always
9682 check if register 11 must be saved. Always safe hard frame pointer
9683 when frame_pointer_needeed.
9684 (arm_compute_save_reg_mask): Save IP and PC
9685 only with apcs frames.
9686 (arm_output_epilogue): Adjust Thumb2 codepath to
9687 be also invoked and work for ARM non-apcs frames.
9688 (arm_expand_prologue): Don't bother saving IP
9689 for non-apcs frame, since it's not clobbered by
9690 prologue code. Implement non-apcs frame
9693 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9695 PR rtl-optimization/35281
9696 * expr.c (convert_move): Use a new pseudo for the intermediate
9697 from_mode->word_mode result.
9699 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9701 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9702 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9703 * toplev.c (compile_file): Don't call it.
9705 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9708 * expr.c (store_expr): Call emit_block_move if the mode
9709 of "temp" RTX is BLKmode.
9711 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9712 Richard Guenther <rguenther@suse.de>
9714 PR tree-optimization/31358
9715 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9716 the step with a NULL_TREE.
9717 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9718 to sizetype if type is a pointer type.
9719 (add_candidate_1): Don't convert the base and step to
9720 the generic type if the orginal type is a pointer type.
9721 (add_iv_value_candidates): Use sizetype for the step
9722 if type is a pointer type.
9723 (cand_value_at): Likewise.
9724 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9726 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9727 Don't convert the tem affine to the type.
9728 (add_elt_to_tree): Use sizetype for the step if a pointer.
9729 Use POINTER_PLUS_EXPR for pointers.
9730 (aff_combination_to_tree): Use sizetype for the step if a
9733 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9735 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9736 Remove commutativity hint.
9738 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9742 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9743 errorneous type. Check that v is a VAR_DECL.
9746 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9748 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9750 PR tree-optimization/35494
9751 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9752 may be overriden at link and run time.
9754 2008-03-10 Richard Guenther <rguenther@suse.de>
9756 PR tree-optimization/34677
9757 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9758 (poolify_tree): Likewise.
9759 (modify_expr_template): Likewise.
9760 (poolify_modify_stmt): Likewise.
9761 (insert_fake_stores): Handle all component-ref style stores
9762 in addition to INDIRECT_REF. Also handle complex types.
9763 Do not poolify the inserted load.
9764 (realify_fake_stores): Do not rebuild the tree but only
9765 make it a SSA_NAME copy.
9766 (init_pre): Remove initialzation of modify_expr_template.
9767 Do not allocate modify_expr_node_pool.
9768 (fini_pre): Do not free modify_expr_node_pool.
9770 2008-03-10 Paul Brook <paul@codesourcery.com>
9772 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9775 2008-03-10 Paul Brook <paul@codesourcery.com>
9776 Mark Shinwell <shinwell@codesourcery.com>
9778 * config/arm/cortex-r4.md: New.
9779 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9781 * config/arm/arm.md: Include cortex-r4.md.
9782 (insn): Add smmls, sdiv and udiv values.
9783 (generic_sched): Don't use generic scheduling for Cortex-R4.
9784 (arm_issue_rate): New function.
9785 (TARGET_SCHED_ISSUE_RATE): Define.
9787 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9789 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9791 2008-03-10 Richard Guenther <rguenther@suse.de>
9793 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9794 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9796 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9798 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9799 Set default to true.
9801 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9803 * c.opt (Wsynth): Deprecate.
9804 * doc/invoke.texi (Option Summary, Warning Options): Document
9805 -Wno-format-contains-nul.
9807 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9810 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9811 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9813 2008-03-09 Ira Rosen <irar@il.ibm.com>
9815 * config/rs6000/rs6000.c (builtin_description): Rename vector
9816 left shift operations.
9817 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9818 (altivec_vsl<VI_char>): Rename to ...
9819 (ashl<mode>3): ... new name.
9820 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9822 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9824 2008-03-08 Richard Guenther <rguenther@suse.de>
9826 * coverage.h (tree_coverage_counter_addr): Declare.
9827 * coverage.c (tree_coverage_counter_addr): New function.
9828 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9830 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9831 (tree_gen_one_value_profiler): Likewise.
9832 (tree_gen_ic_profiler): Likewise.
9833 (tree_gen_average_profiler): Likewise.
9834 (tree_gen_ior_profiler): Likewise.
9836 2008-03-08 Richard Guenther <rguenther@suse.de>
9838 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9839 (vn_binary_op_insert): Likewise.
9840 (vn_unary_op_lookup): Likewise.
9841 (vn_unary_op_insert): Likewise.
9842 (vn_nary_op_lookup): Declare.
9843 (vn_nary_op_insert): Likewise.
9844 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9845 and binary hashes, use a single obstack for unary_op_pool
9847 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9848 a single struct vn_nary_op_s. Store tree code length and
9849 a variable number of operands.
9850 (struct vn_reference_op_struct): Remove unused op2.
9851 (vn_reference_op_eq): Do not compare op2.
9852 (vn_reference_op_compute_hash): Do not compute hash of op2.
9853 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9854 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9855 with vn_nary_op_compute_hash.
9856 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9857 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9859 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9861 (visit_unary_op): Call nary functions.
9862 (visit_binary_op): Likewise.
9863 (process_scc): Adjust for struct vn_tables_s changes.
9864 (allocate_vn_table): Likewise.
9865 (free_vn_table): Likewise.
9866 * tree-vn.c (vn_add): Call nary functions.
9867 (vn_lookup): Likewise.
9869 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9872 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9873 wdst back after sync_compare_and_swapqhi_internal.
9875 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9878 * config/i386/i386-modes.def (V1DI): New vector mode.
9879 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9880 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9881 (MMXMODE248): Ditto.
9882 (MMXMODE): Add V1DI mode.
9883 (mmxvecsize): Change DI mode to V1DI mode.
9884 ("mov<mode>): Use MMXMODEI8 mode iterator.
9885 ("*mov<mode>_internal_rex64"): Ditto.
9886 ("*mov<mode>_internal"): Ditto.
9887 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9888 ("mmx_sub<mode>3"): Ditto.
9889 ("mmx_adddi3"): Remove insn pattern.
9890 ("mmx_subdi3"): Ditto.
9891 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9892 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9893 ("mmx_ashl<mode>3"): Ditto.
9894 ("mmx_lshrdi3"): Remove insn pattern.
9895 ("mmx_ashldi3"): Ditto.
9896 * config/i386/i386.c (classify_argument): Handle V1DImode.
9897 (function_arg_advance_32): Ditto.
9898 (function_arg_32): Ditto.
9899 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9900 mmx_addv1di3 insn pattern.
9901 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9902 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9903 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9904 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9905 Remove definitions of built-in functions.
9906 (V1DI_type_node): New node.
9907 (v1di_ftype_v1di_int): Ditto.
9908 (v1di_ftype_v1di_v1di): Ditto.
9909 (v2si_ftype_v2si_si): Ditto.
9910 (v4hi_ftype_v4hi_di): Remove node.
9911 (v2si_ftype_v2si_di): Ditto.
9912 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9913 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9914 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9915 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9916 Add new builtins using def_builtin_const.
9917 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9918 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9919 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9920 * config/i386/mmintrin.h (__v1di): New typedef.
9921 (_mm_add_si64): Cast arguments to __v1di type.
9922 (_mm_sub_si64): Ditto.
9923 (_mm_sll_pi16): Cast __count to __v4hi type.
9924 (_mm_sll_pi32): Cast __count to __v2si type.
9925 (_mm_sll_si64): Cast arguments to __v1di type.
9926 (_mm_srl_pi16): Cast __count to __v4hi type.
9927 (_mm_srl_pi32): Cast __count to __v2si type.
9928 (_mm_srl_si64): Cast arguments to __v1di type.
9929 (_mm_sra_pi16): Cast __count to __v4hi type.
9930 (_mm_sra_pi32): Cast __count to __v2si type.
9931 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9932 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9933 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9934 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9935 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9936 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9937 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9938 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9939 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9940 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9941 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9942 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9944 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9946 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9948 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9951 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9952 reg+const addressing for Altivec modes. Don't generate reg+reg
9953 addressing for TFmode or TDmode quantities.
9955 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9957 * c-common.c (vector_types_convertible_p): Call langhook
9958 instead of comptypes.
9960 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9963 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9964 integral and scalar float variables which have a
9967 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9969 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9970 dwarf_register_span hook when emitting unwind information for
9971 register-to-memory saves.
9972 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9973 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9975 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9977 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9978 for the same VAR_DECL.
9980 2008-03-06 Tom Tromey <tromey@redhat.com>
9983 * doc/standards.texi (Standards): Don't mention treelang.
9984 * doc/invoke.texi (Overall Options): Don't mention treelang.
9985 * doc/install.texi (Prerequisites): Don't mention bison or
9987 (Configuration): Don't mention treelang.
9988 (Building): Likewise.
9989 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9991 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9993 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9994 word-extractions out of a multi-word object.
9996 2008-03-06 Richard Guenther <rguenther@suse.de>
9998 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9999 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10000 result type and precision.
10001 * expr.c (get_inner_reference): Set unsignedp based on the result
10002 type of BIT_FIELD_REF.
10003 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10004 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10005 (try_instantiate_multiple_fields): Likewise. Use the correct type
10007 (sra_build_assignment): Likewise.
10008 (sra_build_elt_assignment): Likewise.
10009 (sra_explode_bitfield_assignment): Likewise.
10010 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10011 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10012 set BIT_FIELD_REF_UNSIGNED.
10013 (vectorizable_load): Likewise.
10015 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10017 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10020 2008-03-06 Richard Guenther <rguenther@suse.de>
10022 * alias.c (struct alias_set_entry): Move has_zero_child field
10023 to pack with alias_set.
10025 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10027 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10030 2008-03-05 Ian Lance Taylor <iant@google.com>
10032 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10034 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10036 * fwprop.c (update_df): Support width and offset parameters of
10038 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10039 global_conflicts): Change DF_REF_EXTRACT to either
10040 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10041 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10042 * df-scan.c (df_ref_record, df_defs_record,
10043 df_ref_create_structure, df_def_record_1, df_uses_record,
10044 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10045 df_bb_refs_collect, df_entry_block_defs_collect,
10046 df_exit_block_uses_collect): Support new width and offset fields.
10047 (ref_extract_pool): New storage pool.
10048 (df_free_ref): New function.
10049 (df_reg_chain_unlink, df_free_collection_rec,
10050 df_sort_and_compress_refs): Call df_free_ref.
10051 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10053 (df_ref_create_structure): Allocate df_ref_extract if offset and
10054 width fields are used.
10055 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10056 (df_uses_record): Get offset and width from ZERO_EXTRACT
10058 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10059 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10060 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10061 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10062 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10063 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10064 (df_ref_extract): New structure.
10065 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10066 (df_ref_create): Add width and offset parameters.
10068 2008-03-05 Richard Guenther <rguenther@suse.de>
10070 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10071 Use ranges_overlap_p.
10072 (offset_overlaps_with_access): Rename
10073 to ranges_overlap_p and move ...
10074 * tree-flow-inline.h (ranges_overlap_p): ... here.
10076 * tree.h (get_inner_reference, handled_component_p): Update
10079 * tree.h (record_component_aliases, get_alias_set,
10080 alias_sets_conflict_p, alias_sets_must_conflict_p,
10081 objects_must_conflict_p): Move declarations ...
10082 * alias.h (record_component_aliases, get_alias_set,
10083 alias_sets_conflict_p, alias_sets_must_conflict_p,
10084 objects_must_conflict_p): ... here.
10085 Include coretypes.h.
10086 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10088 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10090 * cfg.c: Include tree-flow.h.
10091 (remove_edge_raw): Call redirect_edge_var_map_clear.
10092 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10093 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10094 (redirect_edge_var_map_result): New.
10095 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10096 PENDING_STMT use with redirect_edge_var_map_*.
10097 * tree-ssa.c (edge_var_maps): New definition.
10098 (redirect_edge_var_map_add): New.
10099 (redirect_edge_var_map_clear): New.
10100 (redirect_edge_var_map_dup): New.
10101 (redirect_edge_var_map_vector): New.
10102 (redirect_edge_var_map_destroy): New.
10103 (ssa_redirect_edge): Replace PENDING_STMT use with
10104 redirect_edge_var_map_*.
10105 (flush_pending_stmts): Same.
10106 (delete_tree_ssa): Destroy edge var map.
10107 * tree-flow.h (struct _edge_var_map): New.
10108 Define edge_var_map vector type.
10109 Declare redirect_edge_var_map_* prototypes.
10110 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10111 * tree-cfg.c (reinstall_phi_args): Replace
10112 PENDING_STMT use with redirect_edge_var_map_*.
10114 2008-03-05 Richard Guenther <rguenther@suse.de>
10116 PR tree-optimization/35472
10117 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10118 whose single use_stmt has a overlapping set of loaded and
10119 stored symbols as that use_stmt might be a noop assignment then.
10121 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10123 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10125 2008-03-05 Richard Guenther <rguenther@suse.de>
10128 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10129 should be constants.
10130 * tree-cfg.c (verify_expr): Verify it.
10131 * fold-const.c (fold_truthop): Remove code generating
10132 BIT_FIELD_REFs of structure bases.
10133 (fold_binary): Likewise.
10134 (fold_ternary): Position and size of BIT_FIELD_REFs are
10135 always host integers.
10136 (make_bit_field_ref): Remove.
10137 (optimize_bit_field_compare): Remove.
10138 (all_ones_mask_p): Remove.
10140 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10143 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10144 (split_block_and_df_analyze): New. Split basic block and rebuild
10146 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10148 (split_pattern_seq): Likewise.
10149 (erase_matching_seqs): Likewise.
10150 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10152 2008-03-04 Geoff Keating <geoffk@apple.com>
10154 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10155 declaration and code.
10156 (tree_invalid_nonnegative_warnv_p): Likewise.
10158 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10160 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10161 examples. Truncate option-names then causing overfull hbox.
10163 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10166 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10168 * configure: Rebuilt.
10170 2008-03-04 Rafael Espindola <espindola@google.com>
10172 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10173 (tree_unary_nonnegative_warnv_p): New.
10174 (tree_binary_nonnegative_warnv_p): New.
10175 (tree_single_nonnegative_warnv_p): New.
10176 (tree_invalid_nonnegative_warnv_p): New.
10177 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10179 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10182 * opts.c (handle_option): Postpone 'unknown option' errors only for
10185 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10188 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10191 2008-03-04 Rafael Espindola <espindola@google.com>
10193 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10194 (tree_binary_nonzero_warnv_p): New.
10195 (tree_single_nonzero_warnv_p): New.
10196 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10198 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10200 PR middle-end/35456
10201 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10202 transformations for modes that have signed zeros.
10203 * ifcvt.c (noce_try_abs): Ditto.
10205 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10207 * config/i386/i386.c (override_options): Force
10208 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10210 2008-03-04 Jan Hubicka <jh@suse.cz>
10213 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10216 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10218 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10219 label to probe the stack.
10221 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10223 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10224 (__gthr_win32_mutex_destroy): Declare.
10225 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10226 __gthr_win32_mutex_destroy.
10227 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10229 2008-03-03 Jan Hubicka <jh@suse.cz>
10232 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10233 aggressive on inlining cold calls.
10235 2008-03-03 Richard Guenther <rguenther@suse.de>
10237 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10238 struct copies into the expression table.
10239 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10240 (try_to_simplify): Likewise.
10241 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10242 integral and pointer arguments which do not change the
10243 precision to NOP_EXPRs.
10244 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10245 VIEW_CONVERT_EXPR case.
10247 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10249 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10250 defined in a loop at depth 0 is invariant.
10251 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10252 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10253 be called at loop depth 0.
10255 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10258 * gcc.c (process_command): Update copyright notice dates.
10259 * gcov.c (print_version): Likewise.
10260 * gcov-dump.c (print_version): Likewise.
10261 * mips-tfile.c (main): Likewise.
10262 * mips-tdump.c (main): Likewise.
10264 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10267 * c-common.c (flag_permissive): Delete.
10268 (constant_expression_warnings): Check flags first.
10269 (constant_expression_error): New.
10270 * c-common.h (flag_permissive): Delete.
10271 (constant_expression_error): Declare.
10272 * flags.h (flag_permissive): Declare. Update description.
10273 * diagnostic.c (pedwarn): Update.
10275 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10276 (permissive_error_kind): New.
10277 * toplev.c (flag_permissive): Define. Update description.
10278 * toplev.h (permissive_error_kind): Declare.
10279 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10280 (pedwarn_c90): Use pedantic_warning_kind.
10281 * c-opts.c (c_common_post_options): flag_permissive does not affect
10282 flag_pedantic_errors.
10284 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10286 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10287 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10288 __absvsi2, __absvDI2): Use unsigned arithmetic.
10290 2008-03-02 Andi Kleen <ak@suse.de>
10291 Richard Guenther <rguenther@suse.de>
10293 * struct-equiv.c: Remove file.
10294 * cfg_cleanup.c (condjump_equiv_p): Remove.
10295 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10296 (struct-equiv.o): Remove rule.
10297 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10298 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10299 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10301 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10303 * ifcvt.c (noce_process_if_block): Try to handle only the then
10304 block if the else block exists but isn't suitable.
10306 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10309 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10310 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10311 regression from previous patch.
10313 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10316 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10318 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10319 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10320 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10321 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10322 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10323 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10324 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10325 (__gthread_mutex_destroy_function): Rename to
10326 __gthread_mutex_destroy.
10327 * gthr-dce.h (__gthread_mutex_destroy): Call
10328 pthread_mutex_destroy.
10329 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10330 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10331 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10333 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10335 * df-scan.c (df_ref_chain_change_bb): Simplify.
10336 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10337 set_block_for_insn if there's any change.
10338 * df.h ((df_insn_change_bb): Fix prototype.
10339 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10340 df_insn_change_bb, don't call set_block_for_insn.
10341 * emit-rtl.c (reorder_insns): Likewise.
10342 * haifa-sched.c (move_insn): Likewise.
10344 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10346 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10348 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10350 * tree-flow-inline.h (next_readonly_imm_use): Return
10351 NULL_USE_OPERAND_P after the end.
10353 2008-03-01 Richard Guenther <rguenther@suse.de>
10355 PR tree-optimization/35411
10356 * tree-sra.c (sra_build_assignment): Split conversion to
10357 final type to a separate statement if we are not assigning
10360 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10362 * fold-const.c (fold_convertible_p): Correct the logic to follow
10363 that in fold_convert().
10365 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10368 * tree-inline.c (build_duplicate_type): When we make a
10369 duplicate type, make it unique in the canonical types system.
10371 2008-02-29 Tom Tromey <tromey@redhat.com>
10373 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10374 input_file_stack_history, input_file_stack_restored): Remove.
10375 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10376 * input.h (struct file_stack): Remove.
10377 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10378 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10380 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10382 (diagnostic_last_module_changed): Add 'map' argument.
10383 (diagnostic_set_last_function): Likewise.
10384 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10385 line map, not input_file_stack.
10386 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10388 2008-02-29 Paul Brook <paul@codesourcery.com>
10390 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10392 2008-02-29 Paul Brook <paul@codesourcery.com>
10394 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10396 2008-02-29 Richard Guenther <rguenther@suse.de>
10398 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10400 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10401 value for comparing for a store match.
10402 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10403 (try_to_simplify): Do not do a full-blown reference lookup.
10405 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10407 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10408 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10410 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10412 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10414 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10415 strides against cache sizes.
10417 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10419 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10422 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10424 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10425 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10426 is smaller than the original promoted value.
10427 (simplify_subreg): If OP is a SUBREG, try to preserve its
10428 SUBREG_PROMOTED_VAR_P information.
10430 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10432 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10433 (VN_INFO_GET): Allocate new objects on the obstack.
10434 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10435 for rpo_numbers_temp, for consistency.
10436 (free_scc_vn): Free the obstack.
10438 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10440 * doc/invoke.texi: Document -ftree-loop-distribution.
10441 * tree-loop-distribution.c: New.
10442 * tree-pass.h (pass_loop_distribution): New.
10443 * graphds.h (struct graph): Add htab_t indices.
10444 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10445 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10446 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10447 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10448 * tree-data-ref.c (debug_data_dependence_relations): New.
10449 (dump_data_dependence_relation): Also print data references.
10450 (free_data_ref): Extern.
10451 (same_access_functions): Moved...
10452 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10453 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10454 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10455 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10456 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10457 (stmts_from_loop): Skip LABEL_EXPR.
10458 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10460 (build_rdg): Initialize rdg->indices htab.
10461 (free_rdg, stores_from_loop, ref_base_address,
10462 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10463 have_similar_memory_accesses_1, ref_base_address_1,
10464 remove_similar_memory_refs): New.
10465 * tree-data-ref.h: Depend on tree-chrec.h.
10466 (debug_data_dependence_relations, free_data_ref): Declared.
10467 (same_access_functions): ... here.
10468 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10470 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10471 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10472 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10473 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10474 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10475 rdg_vertex_for_stmt): Declared.
10476 (struct rdg_edge): Add level.
10478 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10479 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10481 (rdg_has_similar_memory_accesses): New.
10482 * tree-vect-analyze.c: Remove unused static decls.
10483 * lambda.h (dependence_level): New.
10484 * common.opt (ftree-loop-distribution): New.
10485 * tree-flow.h (mark_virtual_ops_in_bb,
10486 slpeel_tree_duplicate_loop_to_edge_cfg,
10487 rename_variables_in_loop): Declared.
10488 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10489 (OBJS-common): Add tree-loop-distribution.o.
10490 (tree-loop-distribution.o): New rule.
10491 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10492 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10493 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10495 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10498 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10499 other than structures and unions.
10501 2008-02-28 Richard Guenther <rguenther@suse.de>
10504 2008-02-26 Richard Guenther <rguenther@suse.de>
10506 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10507 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10508 (lookup_decl_from_uid): Declare.
10509 (remove_decl_from_map): Likewise.
10510 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10511 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10512 (decl_for_uid_map): New global hashtable mapping DECL_UID
10514 (init_ttree): Allocate it.
10515 (insert_decl_to_uid_decl_map): New helper function.
10516 (make_node_stat): Insert new decls into the map.
10517 (copy_node_stat): Likewise.
10518 (lookup_decl_from_uid): New function.
10519 (remove_decl_from_map): Likewise.
10520 (print_decl_for_uid_map_statistics): New helper.
10521 (dump_tree_statistics): Call it.
10523 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10524 (referenced_var_iterator): Adjust.
10525 (FOR_EACH_REFERENCED_VAR): Adjust.
10526 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10527 (num_referenced_vars): Adjust.
10528 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10529 (first_referenced_var): Remove.
10530 (end_referenced_vars_p): Likewise.
10531 (next_referenced_var): Likewise.
10532 (referenced_var_iterator_set): New helper function.
10533 * tree-dfa.c (referenced_var_lookup): Adjust.
10534 (referenced_var_check_and_insert): Likewise.
10535 (remove_referenced_var): Likewise.
10536 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10537 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10538 (verify_call_clobbering): Likewise.
10539 (verify_memory_partitions): Likewise.
10540 (init_tree_ssa): Allocate bitmap instead of hashtable for
10542 (delete_tree_ssa): Adjust.
10543 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10544 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10545 (compute_tag_properties): Likewise.
10546 (set_initial_properties): Likewise.
10547 (find_partition_for): Likewise.
10548 (update_reference_counts): Likewise.
10549 (dump_may_aliases_for): Likewise.
10550 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10551 (add_call_clobber_ops): Likewise.
10552 (add_call_read_ops): Likewise.
10553 (get_asm_expr_operands): Likewise.
10554 * tree-into-ssa.c (dump_decl_set): Likewise.
10555 (update_ssa): Likewise.
10556 * tree-sra.c (scan_function): Likewise.
10557 (decide_instantiations): Likewise.
10558 (scalarize_parms): Likewise.
10559 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10560 (dsa_named_for): Likewise.
10561 * tree-ssa-structalias.c (update_alias_info): Likewise.
10562 (merge_smts_into): Likewise.
10564 2008-02-27 David Daney <ddaney@avtrex.com>
10567 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10568 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10569 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10570 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10571 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10573 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10576 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10577 (BUILT_IN_NEXTTOWARD): Remove.
10578 (BUILT_IN_NEXTTOWARDF): Ditto.
10579 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10580 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10582 2008-02-27 Tom Tromey <tromey@redhat.com>
10584 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10585 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10587 2008-02-27 Jan Beulich <jbeulich@novell.com>
10589 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10590 update the respective field on newdecl.
10592 2008-02-27 Revital Eres <eres@il.ibm.com>
10594 PR rtl-optimization/34999
10595 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10596 crossing edges that ends with a call insn.
10597 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10598 call insn and clear the EDGE_CROSSING flag of the crossing edge
10599 when fixing fallthru edges.
10601 2008-02-27 Richard Guenther <rguenther@suse.de>
10603 PR middle-end/35390
10604 * fold-const.c (fold_unary): Return the correct argument,
10605 converted to the result type.
10607 2008-02-27 Richard Guenther <rguenther@suse.de>
10609 PR middle-end/34971
10610 * expr.c (expand_expr_real_1): Assert on rotates that operate
10612 * fold-const.c (fold_binary): Use the types precision, not the
10613 bitsize of the mode if folding rotate expressions. Build rotates
10614 only for full modes.
10616 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10618 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10619 and CPP_PRAGMA_EOL.
10620 * c-pragma.c (pragma_ns_name): New typedef.
10621 (registered_pp_pragmas): New variable.
10622 (c_pp_lookup_pragma): New function.
10623 (c_register_pragma_1): If flag_preprocess_only, do nothing
10624 for non-expanded pragmas, for expanded ones push pragma's
10625 namespace and name into registered_pp_pragmas vector.
10626 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10627 flag_preprocess_only, don't register GCC pch_preprocess
10628 pragma if flag_preprocess_only.
10629 * c-opts.c (c_common_init): Call init_pragma even if
10630 flag_preprocess_only.
10631 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10632 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10633 cpp_register_pragma if flag_preprocess_only.
10635 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10638 * c-parser.c (c_parser_translation_unit): Warn for empty
10639 translation unit, not empty source file.
10641 2008-02-26 Paul Brook <paul@codesourcery.com>
10643 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10644 operand for Thumb-2.
10645 * config/arm/arm.h (reg_class): Add CORE_REGS.
10646 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10647 (BASE_REG_CLASS): Use CORE_REGS.
10648 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10649 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10650 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10651 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10652 ARM_REGNO_OK_FOR_INDEX_P.
10653 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10654 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10655 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10656 (ldm/stm peepholes): Ditto.
10657 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10658 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10659 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10660 * config/arm/constraints.md: Enable "k" constraint on ARM.
10662 2008-02-27 Ben Elliston <bje@au.ibm.com>
10664 * config/rs6000/rs6000.c: Annotate cache line size field in all
10665 instances of struct processor_costs.
10667 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10669 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10670 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10671 jump_bypass): New counters.
10672 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10673 * dce.c (gate_ud_dce): Same.
10674 (gate_fast_dce): Same.
10675 * dse.c (gate_dse1): New function.
10676 (gate_dse2): New function.
10677 (gate_dse): Merge results of new gate functions.
10678 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10679 (gate_handle_jump_bypass): Add dbg_cnt.
10680 (gate_handle_gcse): Add dbg_cnt.
10681 * ifcvt.c (gate_handle_if_conversion): Same.
10682 (gate_handle_if_after_combine): Same.
10683 (gate_handle_if_after_reload): Same.
10684 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10686 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10688 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10690 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10692 2008-02-26 Jason Merrill <jason@redhat.com>
10695 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10696 alone if it's the naming decl for the type's main variant.
10698 2008-02-26 Tom Tromey <tromey@redhat.com>
10700 * system.h (USE_MAPPED_LOCATION): Poison.
10701 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10702 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10703 (make_goto_expr_edges): Likewise.
10704 (remove_bb): Likewise.
10705 (execute_warn_function_return): Likewise.
10706 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10708 * c-common.c (fname_decl): Remove old location code.
10709 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10711 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10713 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10714 (gen_rtx_ASM_INPUT): Likewise.
10715 (gen_rtx_ASM_INPUT_loc): Likewise.
10716 (get_rtx_asm_OPERANDS): Remove.
10717 * cfglayout.c (insn_locators_alloc): Remove old location code.
10718 (set_curr_insn_source_location): Likewise.
10719 (curr_insn_locator): Likewise.
10720 * print-tree.c (print_node): Remove old location code.
10721 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10722 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10723 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10724 location_from_locus.
10725 (construct_exit_block): Remove old location code.
10726 * emit-rtl.c (force_next_line_note): Remove old location code.
10727 * profile.c (branch_prob): Remove old location code.
10728 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10729 LOC_LINE): Remove old-location variants.
10730 * langhooks.c (lhd_print_error_function): Remove old location
10732 * configure, config.in: Rebuilt.
10733 * configure.ac (--enable-mapped-location): Remove.
10734 * c-decl.c (c_init_decl_processing): Remove old location code.
10735 (finish_function): Likewise.
10736 * recog.c (decode_asm_operands): Remove old location code.
10737 * c-pch.c (c_common_read_pch): Remove old location code.
10738 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10740 * gimple-low.c (lower_function_body): Remove old location code.
10741 * toplev.c (unknown_location): Remove.
10742 (push_srcloc): Remove old-location variant.
10743 (process_options): Remove old location code.
10744 (lang_dependent_init): Likewise.
10745 * input.h (UNKNOWN_LOCATION): Move definition.
10746 (location_t): Undeprecate.
10747 (source_locus): Remove.
10748 (location_from_locus): Remove.
10749 (struct location_s): Remove.
10750 Remove all old-location code.
10751 (input_line, input_filename): Remove.
10752 * final.c (final_scan_insn): Remove old location code.
10753 * diagnostic.c (diagnostic_build_prefix): Remove
10754 USE_MAPPED_LOCATION test.
10755 * tree.h (gimple_stmt) <locus>: Now a location_t.
10756 (tree_exp) <locus>: Likewise.
10757 (DECL_IS_BUILTIN): Remove old-location variant.
10758 (annotate_with_file_line, annotate_with_locus): Likewise.
10759 (expr_locus, set_expr_locus): Update.
10760 * tree.c (build1_stat): Remove old location code.
10761 (last_annotated_node): Remove.
10762 (annotate_with_file_line): Remove old-location variant.
10763 (annotate_with_locus): Likewise.
10764 (expr_location): Remove old location code.
10765 (set_expr_location): Likewise.
10766 (expr_has_location): Likewise.
10767 (expr_locus): Likewise.
10768 (set_expr_locus): Likewise.
10769 (expr_filename): Don't use location_from_locus.
10770 (expr_lineno): Likewise.
10771 * rtl-error.c (location_for_asm): Remove old location code.
10772 * c-lex.c (cb_line_change): Remove old location code.
10773 (fe_file_change): Likewise.
10774 (cb_def_pragma): Likewise.
10775 (c_lex_with_flags): Likewise.
10776 * gengtype.c (do_typedef): Don't special-case location types.
10777 (define_location_structures): Remove.
10778 (main): Don't call define_location_structures.
10779 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10782 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10785 * builtins.def (BUILT_IN_STDARG_START): Remove.
10786 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10787 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10788 * tree-inline.c (inline_forbidden_p_1): Likewise.
10790 2008-02-26 Richard Guenther <rguenther@suse.de>
10792 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10793 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10794 (lookup_decl_from_uid): Declare.
10795 (remove_decl_from_map): Likewise.
10796 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10797 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10798 (decl_for_uid_map): New global hashtable mapping DECL_UID
10800 (init_ttree): Allocate it.
10801 (insert_decl_to_uid_decl_map): New helper function.
10802 (make_node_stat): Insert new decls into the map.
10803 (copy_node_stat): Likewise.
10804 (lookup_decl_from_uid): New function.
10805 (remove_decl_from_map): Likewise.
10806 (print_decl_for_uid_map_statistics): New helper.
10807 (dump_tree_statistics): Call it.
10809 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10810 (referenced_var_iterator): Adjust.
10811 (FOR_EACH_REFERENCED_VAR): Adjust.
10812 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10813 (num_referenced_vars): Adjust.
10814 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10815 (first_referenced_var): Remove.
10816 (end_referenced_vars_p): Likewise.
10817 (next_referenced_var): Likewise.
10818 (referenced_var_iterator_set): New helper function.
10819 * tree-dfa.c (referenced_var_lookup): Adjust.
10820 (referenced_var_check_and_insert): Likewise.
10821 (remove_referenced_var): Likewise.
10822 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10823 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10824 (verify_call_clobbering): Likewise.
10825 (verify_memory_partitions): Likewise.
10826 (init_tree_ssa): Allocate bitmap instead of hashtable for
10828 (delete_tree_ssa): Adjust.
10829 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10830 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10831 (compute_tag_properties): Likewise.
10832 (set_initial_properties): Likewise.
10833 (find_partition_for): Likewise.
10834 (update_reference_counts): Likewise.
10835 (dump_may_aliases_for): Likewise.
10836 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10837 (add_call_clobber_ops): Likewise.
10838 (add_call_read_ops): Likewise.
10839 (get_asm_expr_operands): Likewise.
10840 * tree-into-ssa.c (dump_decl_set): Likewise.
10841 (update_ssa): Likewise.
10842 * tree-sra.c (scan_function): Likewise.
10843 (decide_instantiations): Likewise.
10844 (scalarize_parms): Likewise.
10845 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10846 (dsa_named_for): Likewise.
10847 * tree-ssa-structalias.c (update_alias_info): Likewise.
10848 (merge_smts_into): Likewise.
10850 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10853 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10854 * c-opts.c (c_common_handle_option): Wall enables
10855 Wvolatile-register-var.
10856 * common.opt: Move Wvolatile-register-var to...
10859 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10861 * common.opt (Wlarger-than=): New.
10862 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10864 * opts.c (common_handle_option): Handle -Wlarger-than=.
10865 * optc-gen.awk: Likewise.
10866 * opth-gen.awk: Likewise.
10867 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10868 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10870 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10872 * c-common.c (match_case_to_enum_1): Add appropriate
10873 OPT_W* parameter to warning.
10874 (c_do_switch_warnings): Likewise.
10875 * c-typeck.c (warning_init): Add one more parameter following
10876 'warning' function.
10877 (push_init_level): Update call to warning_init.
10878 (pop_init_level): Likewise.
10879 (add_pending_init): Likewise.
10880 (output_init_element: Likewise.
10882 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10885 * toplev.c (toplev_main): If there are warnings or error, print
10886 errors for ignored options.
10887 * opts.c (ignored_options): New static variable.
10888 (postpone_unknown_option_error): New.
10889 (print_ignored_options): New.
10890 (handle_option): Postpone errors for unknown -Wno-* options.
10891 * opts.h (print_ignored_options): Declare.
10893 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10895 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10898 2008-02-25 Richard Guenther <rguenther@suse.de>
10901 2008-02-25 Richard Guenther <rguenther@suse.de>
10903 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10904 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10905 (lookup_decl_from_uid): Declare.
10906 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10907 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10908 (decl_for_uid_map): New global hashtable mapping DECL_UID
10910 (init_ttree): Allocate it.
10911 (insert_decl_to_uid_decl_map): New helper function.
10912 (make_node_stat): Insert new decls into the map.
10913 (copy_node_stat): Likewise.
10914 (lookup_decl_from_uid): New function.
10915 (print_decl_for_uid_map_statistics): New helper.
10916 (dump_tree_statistics): Call it.
10918 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10919 (referenced_var_iterator): Adjust.
10920 (FOR_EACH_REFERENCED_VAR): Adjust.
10921 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10922 (num_referenced_vars): Adjust.
10923 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10924 (first_referenced_var): Remove.
10925 (end_referenced_vars_p): Likewise.
10926 (next_referenced_var): Likewise.
10927 (referenced_var_iterator_set): New helper function.
10928 * tree-dfa.c (referenced_var_lookup): Adjust.
10929 (referenced_var_check_and_insert): Likewise.
10930 (remove_referenced_var): Likewise.
10931 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10932 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10933 (verify_call_clobbering): Likewise.
10934 (verify_memory_partitions): Likewise.
10935 (init_tree_ssa): Allocate bitmap instead of hashtable for
10937 (delete_tree_ssa): Adjust.
10938 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10939 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10940 (compute_tag_properties): Likewise.
10941 (set_initial_properties): Likewise.
10942 (find_partition_for): Likewise.
10943 (update_reference_counts): Likewise.
10944 (dump_may_aliases_for): Likewise.
10945 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10946 (add_call_clobber_ops): Likewise.
10947 (add_call_read_ops): Likewise.
10948 (get_asm_expr_operands): Likewise.
10949 * tree-into-ssa.c (dump_decl_set): Likewise.
10950 (update_ssa): Likewise.
10951 * tree-sra.c (scan_function): Likewise.
10952 (decide_instantiations): Likewise.
10953 (scalarize_parms): Likewise.
10954 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10955 (dsa_named_for): Likewise.
10956 * tree-ssa-structalias.c (update_alias_info): Likewise.
10957 (merge_smts_into): Likewise.
10959 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10962 * doc/invoke.texi (-fcx-limited-range): Document new option.
10963 * toplev.c (process_options): Handle -fcx-fortran-rules.
10964 * common.opt: Add documentation for -fcx-fortran-rules.
10966 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10969 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10970 actual behaviour and C99.
10972 2008-02-26 Ben Elliston <bje@au.ibm.com>
10974 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10975 (ASM_CPU_POWER6_SPEC): Likewise.
10976 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10977 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10978 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10980 2008-02-25 Richard Guenther <rguenther@suse.de>
10982 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10983 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10984 (lookup_decl_from_uid): Declare.
10985 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10986 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10987 (decl_for_uid_map): New global hashtable mapping DECL_UID
10989 (init_ttree): Allocate it.
10990 (insert_decl_to_uid_decl_map): New helper function.
10991 (make_node_stat): Insert new decls into the map.
10992 (copy_node_stat): Likewise.
10993 (lookup_decl_from_uid): New function.
10994 (print_decl_for_uid_map_statistics): New helper.
10995 (dump_tree_statistics): Call it.
10997 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10998 (referenced_var_iterator): Adjust.
10999 (FOR_EACH_REFERENCED_VAR): Adjust.
11000 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11001 (num_referenced_vars): Adjust.
11002 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11003 (first_referenced_var): Remove.
11004 (end_referenced_vars_p): Likewise.
11005 (next_referenced_var): Likewise.
11006 (referenced_var_iterator_set): New helper function.
11007 * tree-dfa.c (referenced_var_lookup): Adjust.
11008 (referenced_var_check_and_insert): Likewise.
11009 (remove_referenced_var): Likewise.
11010 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11012 (verify_call_clobbering): Likewise.
11013 (verify_memory_partitions): Likewise.
11014 (init_tree_ssa): Allocate bitmap instead of hashtable for
11016 (delete_tree_ssa): Adjust.
11017 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11018 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11019 (compute_tag_properties): Likewise.
11020 (set_initial_properties): Likewise.
11021 (find_partition_for): Likewise.
11022 (update_reference_counts): Likewise.
11023 (dump_may_aliases_for): Likewise.
11024 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11025 (add_call_clobber_ops): Likewise.
11026 (add_call_read_ops): Likewise.
11027 (get_asm_expr_operands): Likewise.
11028 * tree-into-ssa.c (dump_decl_set): Likewise.
11029 (update_ssa): Likewise.
11030 * tree-sra.c (scan_function): Likewise.
11031 (decide_instantiations): Likewise.
11032 (scalarize_parms): Likewise.
11033 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11034 (dsa_named_for): Likewise.
11035 * tree-ssa-structalias.c (update_alias_info): Likewise.
11036 (merge_smts_into): Likewise.
11038 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11041 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11042 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11043 * alias.h (nonoverlapping_memrefs_p): Likewise.
11045 2008-02-25 Jan Beulich <jbeulich@novell.com>
11047 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11048 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11049 __emultls_get_address, __emultls_register_common,
11050 __floatundi?f, and _Unwind_GetIPInfo.
11051 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11052 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11053 (gen_regparm_prefix): Likewise.
11054 (i386_nlm_encode_section_info): Sync with
11055 config/i386/winnt.c:i386_pe_encode_section_info().
11056 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11057 i386_nlm_mangle_decl_assembler_name): New.
11058 (netware_override_options): New.
11059 * config/i386/netware.h (netware_override_options): Declare.
11060 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11061 (i386_nlm_mangle_decl_assembler_name): Declare.
11062 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11064 2008-02-25 Ben Elliston <bje@au.ibm.com>
11067 * c-decl.c (grokdeclarator): Remove unused local variables
11068 `typedef_type' and `type_as_written'.
11070 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11071 unused local variable `has_hot_blocks'.
11072 (fix_crossing_conditional_branches): Remove unused local variable
11075 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11077 PR middle-end/19984
11078 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11079 using DEF_C99_BUILTIN.
11080 (BUILT_IN_NANF): Ditto.
11081 (BUILT_IN_NANL): Ditto.
11083 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11084 Revital Eres <eres@il.ibm.com>
11086 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11087 regarding the order of two dependent insns in the same row.
11089 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11091 * stor-layout.c (layout_decl): Do not bump the alignment of a
11092 bit-field to more than byte alignment if it is packed.
11094 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11096 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11099 2008-02-24 Diego Novillo <dnovillo@google.com>
11101 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11104 * tree-vrp.c (vrp_evaluate_conditional): With
11105 -Wtype-limits, emit a warning when comparing against a
11106 constant outside the natural range of OP0's type.
11107 * c.opt (Wtype-limits): Move ...
11108 * common.opt (Wtype-limits): ... here.
11110 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11112 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11113 * config/rs6000/e300c2c3.md: New file.
11114 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11116 (rs6000_override_options): Add e300c2 and e300c3 cases to
11117 processor_target_table. Do not allow usage of Altivec or Spe
11118 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11119 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11120 * config/rs6000/rs6000.h (processor_type): Add
11121 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11122 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11123 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11124 and ppce300c3. Include e300c2c3.md.
11126 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11128 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11129 instead of TARGET_STRICT_ALIGN.
11131 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11133 * explow.c (memory_address): Assert that the generated address is
11136 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11139 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11140 * config/darwin-ppc-ldouble-patch.def: New file.
11141 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11142 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11143 SUBTARGET_INIT_BUILTINS if defined.
11144 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11147 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11150 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11151 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11153 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11156 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11157 file" warning condtional on -Winvalid-PCH.
11159 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11161 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11163 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11167 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11168 prevent reload from using MMX registers.
11169 (*mov<mode>_internal): Ditto.
11170 (*movv2sf_internal_rex64): Ditto.
11171 (*movv2sf_internal): Ditto.
11173 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11175 PR documentation/31569
11176 * doc/install.texi2html: Use makeinfo --no-number-sections.
11178 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11181 ensure that we can address an entire entity > 8 bytes. Don't
11182 generate reg+reg addressing for such data.
11184 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11186 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11187 strings when optimizing for size, unless the target cares about
11190 2008-02-22 Tom Tromey <tromey@redhat.com>
11192 * regclass.c (current_pass): Remove declaration.
11194 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11196 * config/avr/libgcc.S (__RAMPZ__): Define.
11197 (__do_copy_data): Add for devices with 128KB code memory.
11199 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11201 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11203 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11205 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11207 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11210 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11213 * c-typeck.c (build_binary_op): Warn about floating point
11214 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11216 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11219 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11220 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11222 (rs6000_override_options): Set altivec_abi as default, not override,
11223 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11224 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11225 is used; use new member spe_abi.
11226 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11227 spe_abi and altivec_abi.
11229 2008-02-22 Tomas Bily <tbily@suse.cz>
11231 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11233 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11236 * config.build (build_file_translate): Set to `CMD //c' only if
11238 * Makefile.in (build_file_translate): Improve comment.
11240 2008-02-21 Jan Hubicka <jh@suse.cz>
11242 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11243 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11244 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11246 2008-02-21 Michael Matz <matz@suse.de>
11249 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11251 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11254 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11255 as insn constraint.
11256 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11257 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11258 SSE_VEC_FLOAT_MODE_P as insn constraint.
11259 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11260 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11261 sse4a_movntdf using MODEF mode iterator.
11262 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11263 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11264 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11265 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11266 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11267 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11268 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11270 2008-02-21 Richard Guenther <rguenther@suse.de>
11272 * tree.def (PAREN_EXPR): New tree code.
11273 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11275 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11276 * expr.c (expand_expr_real_1): Likewise.
11277 * tree-inline.c (estimate_num_insns_1): Likewise.
11278 * tree-complex.c (expand_complex_move): Likewise.
11279 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11282 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11285 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11287 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11290 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11292 * config/sh/sh.c (find_barrier): Don't go past
11293 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11295 2008-02-20 DJ Delorie <dj@redhat.com>
11297 * config/h8300/h8300.md (insv): Force source operand to be a register.
11299 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11300 as a jump, not as a plain insn.
11302 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11304 * doc/invoke.texi (Warning Options): Add new option
11305 -Wframe-larger-than=.
11306 (-Wframe-larger-than): Document.
11308 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11309 Add declarations for new option variables.
11311 * final.c (final_start_function): Check the frame size
11312 before emission and issue a Wframe-larger-than warning.
11314 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11315 Add definitions for new option variables.
11316 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11318 * common.opt (Wframe-larger-than=): New option.
11320 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11322 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11323 (<sse>_div<mode>3): Ditto.
11324 (<sse>_vmdiv<mode>3): Ditto.
11325 (<sse>_vmsqrt<mode>2): Ditto.
11326 (*smax<mode>3): Ditto.
11327 (sse5_frcz<mode>2): Ditto.
11328 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11329 as insn constraint.
11331 2008-02-20 Richard Guenther <rguenther@suse.de>
11333 PR middle-end/35265
11334 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11335 be happy with INTEGRAL_TYPE_P.
11337 2008-02-20 Richard Guenther <rguenther@suse.de>
11339 * fold-const.c (split_tree): Associate floatig-point expressions
11340 if flag_associative_math is set.
11342 2008-02-20 Richard Guenther <rguenther@suse.de>
11344 * tree.h (fold_real_zero_addition_p): Declare.
11345 * fold-const.c (fold_real_zero_addition_p): Export.
11346 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11347 floating-point operations with zero and one.
11349 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11351 * doc/install.texi: Correct references to CFLAGS, replacing them
11352 with BOOT_CFLAGS. Document flags used during bootstrap for
11355 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11357 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11358 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11359 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11361 (smin<mode>3): Ditto from similar patterns.
11362 (smax<mode>3): Ditto.
11363 (*ieee_smin<mode>3): Ditto.
11364 (*ieee_smax<mode>3): Ditto.
11365 * config/i386/sse.md (sse): New mode attribute.
11366 (mov<mode>): Macroize expander from movv4sf and movv2df using
11367 SSEMODEF2P mode iterator.
11368 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11369 SSE_VEC_FLOAT_MODE_P as insn constraint.
11370 (storent<mode>): Ditto.
11371 (storent<mode>): Macroize expander from storentsf and storentdf using
11372 MODEF mode iterator.
11373 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11374 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11375 (abs<mode>2): Ditto from similar patterns.
11376 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11377 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11378 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11379 (<sse>_vmsqrt<mode>2): Ditto.
11380 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11381 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11382 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11383 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11384 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11385 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11386 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11388 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11389 iterator and SSE_FLOAT_MODE_P as insn constraint.
11390 (<sse>_ucomi): Ditto from similar patterns.
11391 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11392 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11393 SSE_VEC_FLOAT_MODE_P as insn constraint.
11394 (vcond<mode>): Ditto from similar patterns.
11395 (and<mode>3, *and<mode>3): Ditto.
11396 (<sse>_nand<mode>3): Ditto.
11397 (ior<mode>3, *ior<mode>3): Ditto.
11398 (xor<mode>3, *xor<mode>3): Ditto.
11399 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11400 iterator and SSE_FLOAT_MODE_P as insn constraint.
11401 (*nand<mode>3): Ditto from similar patterns.
11402 (*ior<mode>3): Ditto.
11403 (*xor<mode>3): Ditto.
11405 2008-02-20 Ira Rosen <irar@il.ibm.com>
11407 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11408 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11409 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11411 2008-02-19 Jan Hubicka <jh@suse.cz>
11413 * predict.c (tree_bb_level_predictions): Remove variable next
11414 mistakely introduced by previous commit.
11416 2008-02-19 Jan Hubicka <jh@suse.cz>
11418 * predict.c (predict_paths_leading_to): Rewrite.
11419 (predict_paths_for_bb): New.
11420 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11422 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11425 * Makefile.in (build_file_translate): New.
11426 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11427 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11428 * configure.ac (build_file_translate): Substitute it.
11429 * configure: Regenerate.
11431 2008-02-19 Jan Hubicka <jh@suse.cz>
11433 PR rtl-optimization/34408
11434 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11437 2008-02-19 Jan Hubicka <jh@suse.cz>
11439 PR middle-end/28779
11440 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11443 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11446 * config/i386/i386-modes.def: Revert the last DI alignment
11447 change until Ada people can look into it.
11449 2008-02-19 Nick Clifton <nickc@redhat.com>
11451 * opts.c (print_specific_help): Fix typo in --help text.
11453 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11456 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11457 32-bit inline asm without asm alternatives for host GCC < 3.0.
11459 2008-02-19 Richard Guenther <rguenther@suse.de>
11461 PR tree-optimization/34989
11462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11463 Allow propagation to INDIRECT_REF if we can simplify only.
11465 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11467 * c-common.c (warn_for_collisions_1): Use appropriate option when
11470 2008-02-19 Nick Clifton <nickc@redhat.com>
11473 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11474 (handle_options): Fix indentation.
11475 (print_filtered_help): If no language-specific options were
11476 displayed tell the user how to list all the options supported by
11477 the language's front-end.
11478 (print_specific_help): Fix indentation and remove duplicate line.
11479 (common_handle_option): Handle the -v option.
11480 For --help enable the display of undocumented options if the -v
11481 switch has been included on the command line.
11482 For --help= check for overlaps in the arguments between the option
11483 classes and the language names and issue a warning when they
11484 cannot be disambiguated.
11485 * c.opt (v): Pass on to the common option handler.
11487 2008-02-19 Revital Eres <eres@il.ibm.com>
11489 * modulo-sched.c (sms_schedule): Change dump message when
11490 create_ddg function fails.
11491 (try_scheduling_node_in_cycle): Rename row to cycle.
11492 (print_partial_schedule): Rename CYCLE to ROW.
11494 2008-02-19 Christian Bruel <christian.bruel@st.com>
11495 Zdenek Dvorak <ook@ucw.cz>
11497 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11499 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11502 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11503 (*x86_movdicc_0_m1_se): Ditto.
11505 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11507 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11508 (CMPtype): Define as __gcc_CMPtype.
11509 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11510 (CMPtype): Define as __gcc_CMPtype.
11512 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11514 Support valgrind 3.3 for --enable-checking=valgrind.
11515 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11517 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11518 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11519 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11520 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11521 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11522 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11523 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11525 * ggc-zone.c: Similar.
11526 * ggc-page.c: Similar.
11528 2008-02-19 Paul Brook <paul@codesourcery.com>
11531 * config/arm/ieee754-df.S: Fix do_it typo.
11532 * config/arm/ieee754-sf.S: Fix do_it typo.
11534 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11537 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11538 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11539 (OPTION_MASK_ISA_SSE_SET): Likewise.
11540 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11541 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11542 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11543 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11544 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11545 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11546 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11547 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11548 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11549 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11550 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11551 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11552 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11553 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11554 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11555 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11556 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11557 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11558 (OPTION_MASK_ISA_SSE4): Removed.
11559 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11560 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11561 (override_options): Don't turn on implied SSE/MMX bits in
11564 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11566 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11569 2008-02-18 Joey Ye <joey.ye@intel.com>
11571 PR middle-end/34921
11572 * tree-nested.c (insert_field_into_struct): Set type alignment
11573 to field alignment if the former is less than the latter.
11575 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11577 * BASE-VER: Set to 4.4.0.
11579 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11581 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11582 * doc/cfg.texi: Likewise.
11583 * doc/extend.texi: Likewise.
11584 * doc/gty.texi: Likewise.
11585 * doc/invoke.texi: Likewise.
11586 * doc/loop.texi: Likewise.
11587 * doc/md.texi: Likewise.
11588 * doc/passes.texi: Likewise.
11589 * doc/rtl.texi: Likewise.
11590 * doc/sourcebuild.texi: Likewise.
11591 * doc/tm.texi: Likewise.
11592 * doc/tree-ssa.texi: Likewise.
11594 2008-02-17 Richard Guenther <rguenther@suse.de>
11596 PR middle-end/35227
11597 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11598 without default definition.
11600 2008-02-17 Richard Guenther <rguenther@suse.de>
11602 PR tree-optimization/35231
11603 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11606 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11609 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11610 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11611 libgcc_cmp_return mode.
11613 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11616 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11618 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11620 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11623 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11625 * doc/c-tree.texi: Use `@.' where appropriate.
11626 * doc/extend.texi: Likewise.
11627 * doc/install.texi: Likewise.
11628 * doc/invoke.texi: Likewise.
11629 * doc/loop.texi: Likewise.
11630 * doc/makefile.texi: Likewise.
11631 * doc/md.texi: Likewise.
11632 * doc/passes.texi: Likewise.
11633 * doc/standards.texi: Likewise.
11634 * doc/tm.texi: Likewise.
11636 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11638 PR middle-end/35196
11639 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11641 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11642 rather than in entry_bb.
11644 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11647 libgcc_cmp_return mode.
11649 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11651 PR middle-end/35130
11652 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11653 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11655 2008-02-15 Richard Guenther <rguenther@suse.de>
11656 Zdenek Dvorak <ook@ucw.cz>
11658 PR tree-optimization/35164
11659 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11660 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11661 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11662 Only propagate addresses which do not have abnormal SSA_NAMEs
11665 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11668 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11670 2008-02-15 Jan Hubicka <jh@suse.cz>
11672 PR middle-end/35149
11673 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11675 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11677 PR middle-end/34621
11678 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11679 when calculating alignment_pad.
11681 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11683 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11684 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11685 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11686 and STACK_BOUNDARY define.
11688 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11690 PR preprocessor/35061
11691 * c-pragma.c (handle_pragma_pop_macro): Check that
11692 pushed_macro_table has been allocated.
11694 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11696 PR middle-end/35136
11697 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11698 (force_gimple_operand): Likewise.
11699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11700 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11701 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11702 (find_interesting_uses_address): Check addressability and alignment
11703 of the base expression only after substituting bases of IVs into it.
11705 2008-02-14 Michael Matz <matz@suse.de>
11708 * function.c (instantiate_virtual_regs_in_insn): Reload address
11709 before falling back to reloading the whole operand.
11711 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11713 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11714 before the first section switch note.
11716 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11718 * doc/bugreport.texi: Update copyright years.
11719 * doc/c-tree.texi: Likewise.
11720 * doc/cfg.texi: Likewise.
11721 * doc/cpp.texi: Likewise.
11722 * doc/cppinternals.texi: Likewise.
11723 * doc/fragments.texi: Likewise.
11724 * doc/frontends.texi: Likewise.
11725 * doc/gcc.texi: Likewise.
11726 * doc/gty.texi: Likewise.
11727 * doc/hostconfig.texi: Likewise.
11728 * doc/implement-c.texi: Likewise.
11729 * doc/libgcc.texi: Likewise.
11730 * doc/loop.texi: Likewise.
11731 * doc/makefile.texi: Likewise.
11732 * doc/options.texi: Likewise.
11733 * doc/passes.texi: Likewise.
11734 * doc/rtl.texi: Likewise.
11735 * doc/sourcebuild.texi: Likewise.
11736 * doc/standards.texi: Likewise.
11737 * doc/tree-ssa.texi: Likewise.
11738 * doc/trouble.texi: Likewise.
11740 * doc/extend.texi: Use @: or add comma where appropriate.
11741 * doc/invoke.texi: Likewise.
11742 * doc/tm.texi: Likewise.
11744 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11747 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11750 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11752 * doc/md.texi (clz, ctz): Add reference.
11753 * doc/rtl.texi (clz, ctz): Likewise.
11755 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11758 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11761 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11763 * config/s390/s390.c (struct constant_pool): New field
11764 emit_pool_after added.
11765 (s390_mainpool_start): Set the emit_pool_after flag according
11766 to the section switch notes.
11767 (s390_mainpool_finish): Consider emit_pool_after when emitting
11768 the literal pool at the end of the function.
11769 (s390_chunkify_start): Force literal pool splits at section
11772 2008-02-13 Michael Matz <matz@suse.de>
11775 * var-tracking.c (clobber_variable_part): Correctly traverse the
11778 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11781 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11782 Add -fdump-ipa-inline.
11783 * tree-dump.c (dump_files): Remove tree-inlined dump.
11784 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11786 2008-02-12 Richard Guenther <rguenther@suse.de>
11788 PR tree-optimization/35171
11789 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11792 2008-02-12 Richard Guenther <rguenther@suse.de>
11794 PR middle-end/35163
11795 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11796 value-preserving mode. Disallow final truncation.
11798 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11800 PR middle-end/35136
11801 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11802 code from here to...
11803 (force_gimple_operand): ...here.
11805 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11808 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11809 non-compatible pointers.
11810 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11811 different FIELD_DECLs, try harder by comparing field offsets, sizes
11814 PR inline-asm/35160
11815 * function.c (match_asm_constraints_1): Don't replace the same input
11818 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11820 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11821 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11822 (expand_epilogue): Restore RAMPZ register.
11823 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11825 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11827 * config/i386/cygwin.asm: (__alloca): Correct calling
11828 convention and alignment.
11829 (__chkstk): Force 8 byte stack alignment.
11831 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11832 Richard Guenther <rguenther@suse.de>
11834 PR tree-optimization/33992
11835 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11836 the zero we compare against.
11838 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11840 PR libfortran/35063
11841 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11842 to CloseHandle after unlocking to prevent accumulation of handle
11845 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11847 PR middle_end/34150
11848 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11849 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11850 and update LABEL_NUSES during and after reload.
11852 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11854 PR middle-end/34627
11855 * combine.c (simplify_if_then_else): Make sure the comparison is
11856 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11858 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11861 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11862 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11863 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11864 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11865 * tree.h (get_type_static_bounds): Likewise.
11867 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11869 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11870 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11871 Make -Wfoo language annotations match what the compiler outputs.
11873 2008-02-08 Sa Liu <saliu@de.ibm.com>
11875 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11876 intrinsics spu_convts, spu_convtu, spu_convtf.
11878 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11880 * doc/extend.texi (Function Attributes) <noinline>: Mention
11881 asm ("") as method to keep calls.
11883 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11886 * doc/options.texi (Options): Replace references to opts.sh with
11888 * opts-common.c: Likewise.
11889 * optc-gen.awk: Likewise.
11891 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11893 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11895 2008-02-07 Richard Henderson <rth@redhat.com>
11898 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11899 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11902 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11904 PR tree-optimization/35085
11905 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11906 for operand entry oe2 in addition to operand entry oe3 in order to
11907 expose more opportunities for vectorizer sum reduction.
11909 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11912 * Makefile.in (LIBS): Remove $(GMPLIBS).
11913 (cc1-dummy, cc1): Add $(GMPLIBS).
11915 2008-02-06 Jan Hubicka <jh@suse.cz>
11918 * i386.md (moddf_integer): Do not produce partial memory stalls for
11919 targets where it hurts.
11921 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11924 * optabs.c (expand_float): Do not check for decimal modes when
11925 expanding unsigned integer through signed conversion.
11927 2008-02-06 Nick Clifton <nickc@redhat.com>
11929 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11930 inside the clobber with a match_operand and duplicated operand
11931 number in the constraint.
11932 (ineqbranchsi): Delete redundant comment.
11934 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11936 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11937 builtin_define ("__USE_INIT_FINI__").
11938 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11940 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11942 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11944 PR documentation/30330
11945 * doc/invoke.texi (C++ Dialect Options)
11946 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11947 For each warning option -Wfoo that allows -Wno-foo, ensure both
11948 -Wfoo and -Wno-foo are listed in the option index. Fix index
11949 entry of -Wswitch-default, index -Wnormalized= including the
11950 `=', and -Wlarger-than-@var{len} including @var{len}.
11952 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11954 * config/i386/i386.md (floatunssisf2): Use
11955 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11956 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11957 Macroize expander using MODEF mode iterator.
11959 2008-02-05 Diego Novillo <dnovillo@google.com>
11961 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11964 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11966 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11969 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11971 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11974 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11975 to indicate if a message should be generated.
11976 (init_cumulative_args): Updated.
11977 (function_value_32): Likewise.
11979 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11981 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11983 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11986 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11987 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11989 2008-02-04 Diego Novillo <dnovillo@google.com>
11991 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11994 * tree-vrp.c (vrp_evaluate_conditional): With
11995 -Wtype-limits, emit a warning when comparing against a
11996 constant outside the natural range of OP0's type.
11998 2008-02-04 Richard Guenther <rguenther@suse.de>
12000 PR middle-end/33631
12001 * expr.c (count_type_elements): Give for unions instead of
12004 2008-02-04 Richard Guenther <rguenther@suse.de>
12006 PR middle-end/35043
12007 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12008 to TYPE_DOMAINs base type instead of using bitsizetype here.
12010 2008-02-03 Jason Merrill <jason@redhat.com>
12012 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12014 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12017 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12018 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12019 (RS/6000 and PowerPC Options): Fix typos and markup.
12020 * doc/passes.texi (Tree-SSA passes): Likewise.
12022 2008-02-02 Michael Matz <matz@suse.de>
12025 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12026 from record_last_reg_set_info.
12027 (record_last_reg_set_info): Take an RTX argument, iterate over all
12028 constituent hardregs.
12029 (record_last_set_info, record_opr_changes): Change calls to
12030 new signature or to record_last_reg_set_info_regno.
12032 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12034 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12036 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12038 PR rtl-optimization/34773
12039 * reg-notes.def (EQUAL): Mention significance of combination of
12040 REG_EQUAL and REG_RETVAL.
12041 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12042 insn that has a REG_RETVAL.
12044 2008-02-01 Roger Sayle <roger@eyesopen.com>
12047 * configure.ac (--enable-fixed-point): Disable unless explicitly
12049 * configure: Regenerate.
12051 2008-02-01 Richard Guenther <rguenther@suse.de>
12054 * invoke.texi (-finline-limit): Remove no longer true parts
12055 of the documentation. Note that there is no default value.
12057 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12058 Mark Mitchell <mark@codesourcery.com>
12059 Ben Elliston <bje@au.ibm.com>
12062 * doc/extend.texi (Other Builtins): Document.
12064 2008-01-31 Tom Browder <tom.browder@gmail.com>
12066 * doc/c-tree.texi (Types): Fix grammar.
12067 (Expression trees): Ditto.
12068 * doc/passes.texi (Tree-SSA passes): Ditto.
12070 * doc/configterms.texi (Configure Terms): Fix typo.
12071 * doc/cpp.texi (Common Predefined Macros): Ditto.
12072 * doc/md.texi (Machine Constraints): Ditto.
12074 * doc/makefile.texi (Makefile): Add comma.
12076 2008-01-31 Tom Browder <tom.browder@gmail.com>
12077 Gerald Pfeifer <gerald@pfeifer.com>
12079 * doc/sourcebuild.texi (Front End): Remove references to CVS
12080 and CVSROOT/modules.
12081 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12082 (Back End): Remove reference to CVS.
12084 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12087 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12089 (mips16_gp_pseudo_reg): ...here.
12090 * config/mips/mips.md (load_const_gp): Replace with...
12091 (load_const_gp_<mode>): ...this :P-based insn.
12093 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12095 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12096 options. Minor fixes.
12097 (-std): Move reference to standards closer to where language
12098 standards are first mentioned.
12100 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12102 PR rtl-optimization/34995
12103 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12104 parameter and return a bool. If the rtx parameter is nonnull,
12105 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12106 (find_reloads): Update call accordingly. Pass the new operand
12107 if it needed no address reloads, otherwise pass null.
12109 2008-01-30 Richard Henderson <rth@redhat.com>
12112 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12113 for unbounded arrays.
12115 2008-01-30 Silvius Rus <rus@google.com>
12117 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12119 2008-01-30 Jan Hubicka <jh@suse.cz>
12122 * i386.c (init_cumulative_args): Use real function declaration when
12125 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12127 PR rtl-optimization/34998
12128 * global.c (build_insn_chain): Treat non-subreg_lowpart
12129 SUBREGs of pseudos as clobbering all the words covered by the
12130 SUBREG, not just all the bytes.
12131 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12132 original df_ref rather than an extract parameter.
12133 (global_conflicts): Update call accordingly.
12135 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12137 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12138 the overflow check to make it easier to read.
12139 (__fixtfdi): Change the type of the ll member in union
12140 long_double to UDItype_x.
12142 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12144 PR middle-end/34969
12145 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12146 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12147 * tree-inline.c (fold_marked_statements): Call
12148 cgraph_update_edges_for_call_stmt if folding a call statement.
12149 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12150 debug_generic_stmt calls, reset it back afterwards.
12153 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12155 * c-typeck.c (build_external_ref): Don't pedwarn about
12156 static vars in current function's scope.
12158 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12160 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12162 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12165 * ipa-struct-reorg.c: Fix spelling.
12166 * params.def: Ditto.
12168 2008-01-29 Richard Guenther <rguenther@suse.de>
12170 PR middle-end/35006
12171 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12173 * tree-inline.c (remap_type): Increment remapping_type_depth
12174 around remapping types.
12175 (copy_body_r): Only add referenced variables if they are referenced
12176 from code, not types.
12178 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12189 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12190 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12192 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12195 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12196 pointer for tiny stack.
12198 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12200 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12202 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12204 * config/vx-common.h: Fix typo in comment.
12206 2008-01-28 Ian Lance Taylor <iant@google.com>
12210 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12211 coalesce pointers if they have different DECL_NO_TBAA_P values.
12212 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12213 between variables with different DECL_NO_TBAA_P values.
12215 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12218 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12219 are not legitimate small data references on SPE targets.
12221 2008-01-28 David Daney <ddaney@avtrex.com>
12223 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12225 2008-01-28 David Daney <ddaney@avtrex.com>
12227 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12229 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12231 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12232 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12233 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12234 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12235 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12236 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12237 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12238 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12240 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12242 * basic-block.h (condjump_equiv_p): Fix comment.
12244 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12246 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12247 print_generic_stmt_indented): Fix comment.
12249 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12251 * configure.ac (__stack_chk_fail): Add detecion for availability
12252 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12253 * configure: Regenerate.
12255 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12257 PR middle-end/34688
12258 * final.c (output_addr_const): Handle TRUNCATE.
12260 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12263 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12264 (zero_cost, infinite_cost): New constants.
12265 (struct cost_pair): Change type of cost to comp_cost.
12266 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12267 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12269 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12270 split_address_cost, ptr_difference_cost, difference_cost,
12271 get_computation_cost_at, get_computation_cost,
12272 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12273 determine_use_iv_cost_condition, determine_use_iv_costs,
12274 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12275 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12276 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12277 Change type of cost to comp_cost.
12278 (determine_iv_cost): Increase cost of non-original ivs, instead
12279 of decreasing the cost of original ones.
12280 (get_address_cost): Indicate the complexity of the addressing mode
12282 (try_add_cand_for): Prefer using ivs not specific to some object.
12283 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12285 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12286 Janis Johnson <janis187@us.ibm.com>
12289 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12290 (TARGET_INSTANTIATE_DECLS): Likewise.
12291 * target.h (expand_to_rtl_hook): New target hook.
12292 (instantiate_decls): Likewise.
12293 * function.c (instantiate_decl): Make non-static. Rename to...
12294 (instantiate_decl_rtl): ... this.
12295 (instantiate_expr): Use instantiate_decl_rtl.
12296 (instantiate_decls_1): Likewise.
12297 (instantiate_decls): Likewise.
12298 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12299 * function.h (instantiate_decl_rtl): Add prototype.
12300 * cfgexpand.c (target.h): New include.
12301 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12302 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12303 (TARGET_INSTANTIATE_DECLS): Likewise.
12304 (TARGET_INITIALIZER): New target hooks added.
12305 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12307 * config/rs6000/rs6000.c (tree-flow.h): New include.
12308 (machine_function): Add sdmode_stack_slot field.
12309 (rs6000_alloc_sdmode_stack_slot): New function.
12310 (rs6000_instantiate_decls): Likewise.
12311 (rs6000_secondary_memory_needed_rtx): Likewise.
12312 (rs6000_check_sdmode): Likewise.
12313 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12314 (TARGET_INSTANTIATE_DECLS): Likewise.
12315 (rs6000_hard_regno_mode_ok): Allow SDmode.
12316 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12317 (rs6000_emit_move): Handle SDmode.
12318 (function_arg_advance): Likewise.
12319 (function_arg): Likewise.
12320 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12321 SDmode var args for 32-bit compiles.
12322 (rs6000_secondary_reload_class): Handle SDmode.
12323 (rs6000_output_function_epilogue): Likewise.
12324 (rs6000_function_value): Simplify if statement.
12325 (rs6000_libcall_value): Likewise.
12326 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12327 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12328 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12329 (movsd_hardfloat): New define_insn.
12330 (movsd_softfloat): Likewise.
12331 (movsd_store): Likewise.
12332 (movsd_load): Likewise.
12333 (extendsddd2): Likewise.
12334 (extendsdtd2): Likewise.
12335 (truncddsd2): Likewise.
12336 (movdd_hardfloat64): Fixup comment.
12337 (UNSPEC_MOVSD_LOAD): New constant.
12338 (UNSPEC_MOVSD_STORE): Likewise.
12340 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12343 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12345 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12346 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12347 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12348 and TRUTH_XOR_EXPR.
12350 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12353 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12354 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12355 __LONGDOUBLE128 too.
12356 * config/rs6000/aix61.h: New file.
12358 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12360 PR rtl-optimization/34959
12361 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12362 popcount and parity rtxes the same mode as their operand.
12363 Truncate or extend the result to the return value's mode
12366 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12369 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12370 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12371 to GOT_VERSION_REGNUM.
12372 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12373 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12374 * config/mips/mips.c (mips_emit_call_insn): New function.
12375 (mips_call_tls_get_addr): Call mips_expand_call directly.
12376 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12378 (mips16_build_call_stub): Likewise. Return the call insn or null.
12379 (mips_expand_call): Update the call to mips16_build_call_stub
12380 accordingly and a remove redundant condition. Assert that MIPS16
12381 stubs do not use lazy binding. Use mips_emit_call_insn and return
12383 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12385 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12386 (mips_avoid_hazard): Remove hazard_set handling.
12387 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12388 (UNSPEC_RESTORE_GP): ...this.
12389 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12390 (FAKE_CALL_REGNO): Rename to...
12391 (GOT_VERSION_REGNUM): ...this.
12392 (type): Add "ghost" value. Add an associated insn reservation.
12393 (hazard_set): Remove.
12394 (exception_receiver): Rename to...
12395 (restore_gp): ...this and update the unspec identifier accordingly.
12396 (exception_receiver, nonlocal_got_receiver): New expanders.
12397 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12398 FAKE_CALL_REGNO. Remove hazard_set attribute.
12399 (set_got_version, update_got_version): New patterns.
12401 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12404 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12406 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12409 * doc/install.texi2html: Generate gcc-vers.texi.
12411 2008-01-25 DJ Delorie <dj@redhat.com>
12413 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12415 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12417 * config/c4x: Remove directory.
12418 * config.gcc (crx-*, mt-*): Mark obsolete.
12419 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12420 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12421 sh-*-rtemscoff*): Remove cases.
12422 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12423 * real.c (encode_c4x_single, decode_c4x_single,
12424 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12425 c4x_extended_format): Remove.
12426 * real.h (c4x_single_format, c4x_extended_format): Remove.
12427 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12429 (Pragmas): Remove comment about c4x pragmas.
12430 * doc/install.texi (c4x): Remove target-specific instructions.
12431 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12432 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12433 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12434 refer to C4x source files as examples.
12435 (C4X_FLOAT_FORMAT): Remove documentation.
12437 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12439 * config/bfin/bfin.c (override_options): Reorder tests so that
12440 flag_pic gets enabled for -msep-data.
12442 2008-01-25 Richard Guenther <rguenther@suse.de>
12444 PR middle-end/32244
12445 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12446 to its bitfield precision if required.
12448 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12450 PR middle-end/33880
12451 * tree-nested.c (walk_omp_for): New function.
12452 (convert_nonlocal_reference, convert_local_reference): Call
12453 walk_omp_for on OMP_FOR.
12454 (convert_call_expr): Call walk_body on OMP_FOR's
12455 OMP_FOR_PRE_INIT_BODY.
12457 2008-01-25 Richard Guenther <rguenther@suse.de>
12459 PR tree-optimization/34966
12460 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12461 default defs and PHI_NODEs we have to insert after the
12462 defining statement.
12464 2008-01-24 Nick Clifton <nickc@redhat.com>
12466 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12467 Provide a default definition.
12468 (LIBGCC2_UNITS_PER_WORD): Likewise.
12470 * config/stormy16/stormy16.c: Include df.h for the prototype
12471 for df_regs_ever_live_p.
12472 (xstormy16_expand_builtin_va_start): Convert the stack offset
12473 into a component_ref and then use POINTER_PLUS_EXPR to add it
12474 to the incoming_virtual_args_rtx.
12475 (xstormy16_gimplify_va_arg_expr): Rename to
12476 xstormy16_gimplify_va_arg_expr.
12477 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12478 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12479 xstormy16_gimplify_va_arg_expr.
12480 Fix up some formatting issues.
12482 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12483 Move to predicates.md.
12484 (xs_hi_general_operand): Likewise.
12485 (xs_hi_nonmemory_operand): Likewise.
12486 * config/stormy16/predicates.md:
12487 (xstormy16_carry_plus_operand): New predicate.
12488 (xs_hi_general_operand): New predicate.
12489 (xs_hi_nonmemory_operand): New predicate.
12490 * config/stormy16/stormy16-protos.h:
12491 (xstormy16_carry_plus_operand): Delete prototype.
12492 (xs_hi_general_operand): Likewise.
12493 (xs_hi_nonmemory_operand): Likewise.
12495 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12496 modifiers as they are no longer needed and they can trigger
12497 reload spill failures.
12499 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12500 with a match_operand in order to help reload.
12502 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12503 constraint with 'e' for the 8th alternative as this version of
12504 the mov.w instruction only accepts the lower 8 registers.
12506 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12509 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12510 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12513 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12515 PR middle-end/33333
12516 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12518 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12520 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12522 (remove_structure): Update allocations list before removing structure.
12524 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12526 * ipa-struct-reorg.c (is_safe_cond_expr,
12527 create_new_stmts_for_cond_expr): Use integer_zerop function,
12528 that recognize not only zero-pointer, but zero-integer too.
12530 2008-01-25 Ben Elliston <bje@au.ibm.com>
12533 * fixproto: Escape "." in sed expression that strips leading "./".
12535 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12538 * gcc.c (SWITCH_OK): Removed.
12539 (SWITCH_LIVE): Changed to bit.
12540 (SWITCH_FALSE): Likewise.
12541 (SWITCH_IGNORE): Likewise.
12542 (switchstr): Change live_cond to unsigned int.
12543 (process_command): Replace SWITCH_OK with 0.
12544 (do_self_spec): Likewise.
12545 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12546 (give_switch): Likewise.
12547 (used_arg): Likewise.
12548 (do_spec_1): Set the SWITCH_IGNORE bit.
12549 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12550 bits. Set the SWITCH_LIVE bit.
12552 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12554 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12556 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12558 PR tree-optimization/34472
12559 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12560 parameter to a "bool *" and set *DATA to false if there is
12561 an unsafe access. Do not delete the structure here.
12562 (check_cond_exprs): Delete it here instead.
12563 (check_cond_exprs, exclude_cold_structs): Do not increase
12564 I when removing a structure.
12566 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12569 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12570 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12572 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12574 PR middle-end/34934
12575 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12576 a fixed vector for stack.
12578 2008-01-24 Ben Elliston <bje@au.ibm.com>
12581 * doc/gcc.texi (Software development): Add a direntry for g++.
12583 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12585 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12586 stale and straggling -fforce-addr comments above.
12588 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12590 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12591 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12593 2008-01-23 Michael Matz <matz@suse.de>
12596 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12599 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12601 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12602 malloc result type.
12604 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12606 * config/avr/avr.c (avr_current_arch): New variable.
12607 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12608 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12609 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12610 (avr_override_options): Init 'avr_current_arch'.
12611 (base_arch_s): Move from here...
12612 * config/avr/avr.h (base_arch_s): ... here. Add new members
12613 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12614 'mega' to 'have_jmp_call'.
12615 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12616 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12618 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12620 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12621 MULTILIB_MATCHES): (Ditto.).
12623 2008-01-23 Richard Guenther <rguenther@suse.de>
12625 PR middle-end/31529
12626 * cgraphunit.c (cgraph_reset_node): Always mark the node
12627 not reachable if it is not queued already.
12629 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12631 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12632 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12633 (cputype_selected): New static variable.
12634 (bfin_handle_option): Set it if -mcpu is used.
12635 (override_option): Select default set of workarounds if no cpu type
12636 selected on the command line.
12637 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12639 From Michael Frysinger <michael.frysinger@analog.com>
12640 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12641 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12643 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12644 for bf547, bf523, bf524, and bf526.
12645 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12647 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12648 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12649 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12650 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12651 * doc/invoke.texi (Blackfin Options): Document that
12652 -mcpu now accept bf547, bf523, bf524, and bf526.
12654 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12656 PR rtl-optimization/34628
12657 * combine.c (try_combine): Stop and undo after the first combination
12658 if an autoincrement side-effect on the first insn has effectively
12661 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12664 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12665 Offset addresses are not valid for Altivec or paired float modes.
12667 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12670 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12671 if DECL_INITIAL (decl) is error_mark_node.
12674 * c-common.c (handle_vector_size_attribute): Only allow
12675 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12676 the same way as pointer, array etc. types.
12677 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12680 * tree.c (build_type_attribute_qual_variant): Call
12681 build_qualified_type if attributes are equal, but quals are not.
12683 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12686 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12687 * flags.h (warn_strict_aliasing): Remove.
12688 (warn_strict_overflow): Remove.
12689 * opts.c (warn_strict_aliasing): Remove.
12690 (warn_strict_overflow): Remove.
12691 * c-opts.c (c_common_handle_option): -Wall only sets
12692 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12693 (c_common_post_options): Give default values to -Wstrict-aliasing
12694 and -Wstrict-overflow if they are uninitialized.
12695 * common.opt (Wstrict-aliasing): Specify Var and Init.
12696 (Wstrict-overflow): Likewise.
12698 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12700 PR rtl-optimization/26854
12701 PR rtl-optimization/34400
12702 PR rtl-optimization/34884
12703 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12705 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12706 (df_rd_bb_info.expanded_lr_out): Deleted
12707 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12708 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12709 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12710 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12711 Removed code to allocate, initialize or free expanded_lr_out.
12712 (df_rd_bb_local_compute_process_def): Restructured to make more
12714 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12715 sets if the sets are being trimmed.
12717 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12720 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12721 (as_vers): Likewise.
12722 * configure: Regenerated.
12724 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12726 PR middle-end/33092
12727 * tree-pass.h (pass_build_alias): New pass.
12728 * tree-ssa-alias.c (gate_build_alias): New.
12729 (pass_build_alias): New.
12730 * passes.c (init_optimization_passes): Add pass_build_alias after
12731 pass_create_structure_vars.
12733 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12735 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12736 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12737 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12738 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12739 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12740 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12741 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12742 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12743 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12744 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12745 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12746 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12747 * config/s390/s390.md (FP_ALL): New mode iterator.
12748 (_d): New mode attribute.
12749 ("*signbit<mode>2>"): Changed mode of first operand.
12750 ("isinf<mode>2"): Changed mode of first operand.
12751 ("*TDC_insn"): Adaptation for DFP modes.
12753 2008-01-22 Ben Elliston <bje@au.ibm.com>
12755 * tree.c (check_qualified_type): Improve function description.
12757 2008-01-21 Jason Merrill <jason@redhat.com>
12760 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12761 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12764 2008-01-21 DJ Delorie <dj@redhat.com>
12766 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12769 2008-01-21 Richard Guenther <rguenther@suse.de>
12771 PR middle-end/34856
12772 * tree-cfg.c (verify_expr): Allow all invariant expressions
12773 instead of just constant class ones as reference argument.
12774 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12775 like any other constant.
12776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12778 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12780 * regmove.c (fixup_match_1): Update call crossed frequencies.
12782 2008-01-21 Richard Guenther <rguenther@suse.de>
12785 * tree-inline.c (setup_one_parameter): Deal with mismatched
12786 types using a VIEW_CONVERT_EXPR.
12788 2008-01-21 Alon Dayan <alond@il.ibm.com>
12789 Olga Golovanevsky <olga@il.ibm.com>
12791 PR tree-optimization/34701
12792 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12793 when the structure size is not a power of 2.
12795 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12797 * doc/install.texi: Add doc for --enable-checking=df.
12799 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12801 PR rtl-optimization/34808
12802 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12804 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12806 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12809 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12811 PR rtl-optimization/26854
12812 PR rtl-optimization/34400
12813 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12815 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12816 (df_rd_bb_info.expanded_lr_out): New.
12817 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12818 * loop_iv.c (iv_analysis_loop_init): Ditto.
12819 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12820 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12821 Added code to allocate, initialize or free expanded_lr_out.
12822 (df_rd_bb_local_compute_process_def): Restructured to make
12823 more understandable.
12824 (df_rd_confluence_n): Add code to do nothing with fake edges and
12825 code to no apply invalidate_by_call sets if the sets are being trimmed.
12826 (df_lr_local_finalize): Renamed to df_lr_finalize.
12827 (df_live_local_finalize): Renamed to df_live_finalize.
12829 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12832 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12833 deciding whether to use reciprocal instructions.
12835 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12837 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12838 dwarf2out_note_section_used if cold_text_section is NULL.
12840 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12842 PR gcov-profile/34610
12843 * tree-cfg.c (make_edges): Mark both outgoing edges from
12844 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12845 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12846 from OMP_FOR and OMP_CONTINUE outgoing edges.
12848 * tree-profile.c (tree_profiling): Return early if
12849 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12851 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12852 from cfun to child_cfun.
12853 * function.h (struct function): Add after_tree_profile bit.
12855 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12857 * config/avr/avr.S (_exit): Disable interrupt.
12859 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12860 Steven Bosscher <stevenb.gcc@gmail.com>
12862 PR rtl-optimization/26854
12863 PR rtl-optimization/34400
12864 * df-problems.c (df_live_scratch): New scratch bitmap.
12865 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12866 (df_live_reset): Clear the proper bitmaps.
12867 (df_live_bb_local_compute): Only process the artificial defs once
12868 since the order is not important.
12869 (df_live_init): Init the df_live sets only with the variables
12870 found live by df_lr.
12871 (df_live_transfer_function): Use the df_lr sets to prune the
12872 df_live sets as they are being computed.
12873 (df_live_free): Free df_live_scratch.
12875 2008-01-18 Ian Lance Taylor <iant@google.com>
12877 * common.opt: Add fmerge-debug-strings.
12878 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12879 flag_merge_debug_strings rather than flag_merge_constants.
12880 * doc/invoke.texi (Option Summary): Mention
12881 -fmerge-debug-strings.
12882 (Debugging Options): Document -fmerge-debug-strings.
12884 2008-01-18 Ian Lance Taylor <iant@google.com>
12887 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12888 (struct tree_function_decl): Add new field operator_new_flag.
12889 * tree-inline.c (expand_call_inline): When inlining a call to
12890 operator new, force the return value to go into a variable, and
12891 set DECL_NO_TBAA_P on that variable.
12892 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12894 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12897 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12898 DWARF2_DEBUGGING_INFO.
12899 (dwarf2out_note_section_used): Ditto. Add prototype.
12900 (have_multiple_function_sections, text_section_used,
12901 cold_text_section_used, *cold_text_sections): Move declarations
12904 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12906 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12907 field and add signal_ra.
12908 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12909 assignments to frame state pc. Move end of stack check after
12910 MD_FALLBACK_FRAME_STATE_FOR.
12911 (uw_update_context_1): Use frame state signal_regs if set, instead
12912 of checking signal_frame flag.
12913 (uw_update_context): Use frame state signal_ra if set.
12914 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12915 * config/xtensa/linux-unwind.h: New file.
12917 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12919 * modulo-sched.c (get_sched_window): Fix comment typo.
12921 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12923 PR tree-optimization/34648
12924 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12926 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12928 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12929 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12931 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12933 PR rtl-optimization/34400
12934 * df-core.c (df_worklist_dataflow_overeager,
12935 df_worklist_dataflow_doublequeue): New functions.
12936 (df_worklist_dataflow): Two different worklist solvers.
12937 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12940 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12943 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12944 and ftree-parallelize-loops.
12946 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12948 PR rtl-optimization/34826
12949 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12951 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12953 * global.c (find_reg): Mark the eh regs as used if necessary.
12954 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12955 * ra.h (struct allocno): no_eh_reg field added. Changed
12956 no_stack_reg type to bitfield.
12958 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12960 * tree.c (substitute_in_expr): Add missing 'break'.
12962 2008-01-17 Richard Guenther <rguenther@suse.de>
12964 PR tree-optimization/34825
12965 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12966 x / x as division to handle.
12968 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12970 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12971 "-pthread" is specified.
12972 * pa-hpux11.h (LIB_SPEC): Likewise.
12974 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12975 Peter Bergner <bergner@vnet.ibm.com>
12977 PR rtl-optimization/33796
12978 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12980 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12982 PR libgfortran/34699
12983 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12985 * pa-hpux10.h (LINK_SPEC): Likewise.
12986 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12988 2008-01-16 Richard Guenther <rguenther@suse.de>
12990 PR middle-end/32628
12991 * fold-const.c (fold_convert_const_int_from_int): Do not
12992 set overflow if that occured only because of a sign extension
12993 change when converting from/to a sizetype with the same
12994 precision and signedness.
12996 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12999 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13000 location address to the correct place. Update copyright year.
13002 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13004 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13005 no dependences in the dependence_relations vector.
13007 2008-01-16 Jan Hubicka <jh@suse.cz>
13009 PR rtl-optimization/31396
13010 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13011 * cfg.c (dump_reg_info): Print it.
13012 * regs.h (struct reg_info_t): add freq_calls_crossed.
13013 (REG_FREQ_CALLS_CROSSED): New macro.
13014 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13015 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13016 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13017 regmove_optimize): Update call crossed frequencies.
13018 * local-alloc.c (struct qty): Add freq_calls_crossed.
13019 (alloc_qty): Copute freq_calls_crossed.
13020 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13021 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13022 * ra.h (struct allocno): Add freq_calls_crossed.
13024 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13026 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13027 libgomp when compiling with ftree-parallelize-loops.
13028 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13030 2008-01-16 Richard Guenther <rguenther@suse.de>
13032 PR tree-optimization/34769
13033 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13034 * tree.c (int_cst_value): Instead make this function more
13035 permissive in what it accepts as valid input. Document this
13036 function always sign-extends the value.
13038 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13039 Richard Guenther <rguenther@suse.de>
13042 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13043 (gimple_fold_indirect_ref_rhs): ... this.
13044 (gimple_fold_indirect_ref): New function with foldings
13045 that preserve lvalueness.
13046 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13047 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13048 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13049 to fold an INDIRECT_REF, fall back to the old use of
13050 fold_indirect_ref_1.
13052 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13054 * tree-data-ref.c (subscript_dependence_tester_1): Call
13055 free_conflict_function.
13056 (compute_self_dependence): Same.
13058 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13061 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13062 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13064 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13065 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13066 for DWARF2_UNWIND_INFO targets.
13068 2008-01-16 Richard Guenther <rguenther@suse.de>
13071 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13072 type qualifiers for function types.
13074 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13076 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13077 loop_iterator li from previous commit.
13079 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13081 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13083 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13085 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13086 (parallelize_loops): Don't parallelize irreducible components.
13088 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13091 * c-opts (c_common_post_options): Do not enable CPP
13092 flag_pedantic_errors by default.
13094 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13096 PR rtl-optimization/31944
13097 * cse.c (remove_pseudo_from_table): New function.
13098 (merge_equiv_classes): Use above function to remove pseudo-registers.
13099 (invalidate): Likewise.
13101 2008-01-13 Richard Guenther <rguenther@suse.de>
13103 PR middle-end/34601
13104 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13105 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13107 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13109 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13110 validate_change to unshare the source of the PC set.
13112 2008-01-12 Jan Hubicka <jh@suse.cz>
13114 PR middle-end/32135
13115 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13116 references above array bounds. This might trigger bounds checks for
13117 pointers to arrays.
13119 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13121 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13122 new_replaceable_dependencies.
13124 2008-01-12 Doug Kwan <dougkwan@google.com>
13126 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13127 instead of OPT_Wreturn_type in warning due to ignored return type
13129 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13130 options included in -Wextra.
13131 * c.opt: New option -Wignored_qualifiers.
13132 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13133 -Wignore_qualifiers.
13134 (-Wignored-qualifiers): Document.
13135 (-Wreturn-type): Remove description of functionality now handled
13136 by -Wignored-qualifiers.
13138 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13141 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13142 NOP_EXPR if it is between integral types with the same precision.
13144 2008-01-12 Jan Hubicka <jh@suse.cz>
13147 * invoke.texi (max-inline-recursive-depth): Fix default value.
13149 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13151 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13154 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13156 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13158 2008-01-11 James E. Wilson <wilson@specifix.com>
13161 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13163 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13165 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13166 save/restore frame pointer register and don't use 'call-prologues'
13167 optimization in function with "OS_task" attribute.
13169 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13171 PR middle-end/31309
13172 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13173 when copying to memory.
13175 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13177 PR rtl-optimization/30905
13178 * cfgcleanup.c: Include dce.h
13179 (crossjumps_occured): New global variable.
13180 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13181 If something changed, set crossjumps_occured to true.
13182 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13183 Don't add/remove fake edges to exit here...
13184 (cleanup_cfg): ...but do it here, when crossjumping.
13185 Run a fast DCE when successful crossjumps occured in the latest
13186 iteration of try_optimize_cfg.
13188 2008-01-11 Richard Guenther <rguenther@suse.de>
13190 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13191 (struct vn_unary_op_s): Likewise.
13192 (vn_reference_insert): Free old reference on hash collision.
13194 2008-01-10 Raksit Ashok <raksit@google.com>
13196 PR rtl-optimization/27971
13197 * combine.c (find_split_point): Split PLUS expressions which are
13198 inside a MEM rtx, and whose first operand is complex.
13200 2008-01-10 DJ Delorie <dj@redhat.com>
13202 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13203 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13204 (m32c_hard_regno_ok): Call the underlying function.
13206 2008-01-10 Richard Guenther <rguenther@suse.de>
13208 PR middle-end/34683
13209 * tree-cfg.c (tree_merge_blocks): Do not go through the
13210 full-blown folding and stmt updating path if we just deal
13211 with virtual operands.
13212 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13213 test for abnormal SSA_NAMEs.
13215 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13217 PR middle-end/34641
13218 * reload.c (push_reload): Add assertions. All constants from
13219 reg_equiv_constant should have been used for replacing the respective
13221 (find_reloads_address): Invoke find_reloads_address_part for
13222 constant taken from the reg_equiv_constant array.
13224 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13226 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13227 field (valnum) the first in the struct. Replace bools with
13230 2008-01-10 Richard Guenther <rguenther@suse.de>
13232 PR tree-optimization/34651
13233 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13234 types and ordering for masking and converting.
13236 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13238 PR tree-optimization/34017
13239 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13240 also for PHI_NODE expressions.
13242 2008-01-09 Jan Hubicka <jh@suse.cz>
13244 PR tree-optimization/34708
13245 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13246 based on number of case labels.
13247 (init_inline_once): Remove switch_cost.
13248 * tree-inline.h (eni_weights_d): Remove switch_cost.
13250 2008-01-09 Richard Guenther <rguenther@suse.de>
13251 Andrew Pinski <andrew_pinski@playstation.sony.com>
13253 PR middle-end/30132
13254 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13255 temporary if an rvalue is ok or an lvalue is not required.
13257 2008-01-09 Richard Guenther <rguenther@suse.de>
13259 PR middle-end/34458
13260 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13261 adjust return type.
13263 2008-01-09 Richard Guenther <rguenther@suse.de>
13265 PR middle-end/34679
13266 * tree.c (host_integerp): Check for sizetype only if the
13267 type is an integer type.
13269 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13272 * opts.c (decode_options): Disable inlining of functions called
13273 once if not in unit-at-a-time mode.
13275 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13277 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13279 2008-01-08 Richard Guenther <rguenther@suse.de>
13281 PR middle-end/31863
13282 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13283 out early if the result will be unused.
13285 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13290 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13291 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13294 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13296 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13297 for vectorization tuned.
13299 2008-01-08 Richard Guenther <rguenther@suse.de>
13301 PR tree-optimization/34683
13302 * tree-ssa-operands.c (operand_build_cmp): Export.
13303 * tree-ssa-operands.h (operand_build_cmp): Declare.
13304 * tree-vn.c (vuses_compare): Remove.
13305 (sort_vuses): Use operand_build_cmp.
13306 (sort_vuses_heap): Likewise.
13307 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13308 to re-use old VEC if available. Do not sort already sorted VUSEs.
13309 (vdefs_to_vec): Do not sort already sorted VDEFs.
13311 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13313 PR middle-end/34694
13314 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13316 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13319 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13320 limitations of reciprocal sequences on x86 targets.
13322 2008-01-08 Richard Guenther <rguenther@suse.de>
13324 PR tree-optimization/34683
13325 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13327 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13330 * config/darwin.c (darwin_mergeable_string_section): Don't use
13331 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13333 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13337 negxf2. Macroize expander using X87MODEF mode iterator. Change
13338 predicates of op0 and op1 to register_operand.
13339 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13340 expander using X87MODEF mode iterator. Change predicates of
13341 op0 and op1 to register_operand.
13342 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13343 corresponding patterns and macroize using MODEF macro. Change
13344 predicates of op0 and op1 to register_operand and remove
13345 "m" constraint. Disparage "r" alternative with "!".
13346 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13347 macroize using X87MODEF macro. Change predicates of op0 and op1
13348 to register_operand and remove "m" constraint. Disparage "r"
13349 alternative with "!".
13350 (absneg splitter with memory operands): Remove.
13351 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13352 patterns and macroize using X87MODEF mode iterator.
13353 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13354 Change predicate of op1 to register_operand.
13355 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13356 for memory operands.
13358 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13360 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13362 2008-01-07 Richard Guenther <rguenther@suse.de>
13364 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13367 2008-01-07 Richard Guenther <rguenther@suse.de>
13369 PR tree-optimization/34683
13370 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13371 VOPs of the needed size to save memory. Use VEC_quick_push
13372 to save compile-time.
13373 (vdefs_to_vec): Likewise.
13375 2008-01-07 Sa Liu <saliu@de.ibm.com>
13377 * config/spu/spu.md (divdf3): Genetate inline code for double
13378 division. The implementation doesn't handle INF or NAN, therefore it
13379 only applies when -ffinite-math-only is given.
13381 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13384 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13385 * doc/cpp.texi ([Common Predefined Macros]): Document.
13387 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13389 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13390 order to use commutative addition instead of subtraction.
13392 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13393 Mircea Namolaru <namolaru@il.ibm.com>
13394 Vladimir Yanovsky <yanov@il.ibm.com>
13395 Revital Eres <eres@il.ibm.com>
13397 PR tree-optimization/34263
13398 * tree-outof-ssa.c (process_single_block_loop_latch,
13399 contains_tree_r): New functions.
13400 (analyze_edges_for_bb): Call process_single_block_loop_latch
13401 function to empty single-basic-block latch block if possible.
13403 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13405 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13407 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13409 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13411 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13413 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13415 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13417 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13419 PR tree-optimization/34618
13420 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13423 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13426 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13427 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13428 Update copyright year.
13430 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13431 Update copyright year.
13432 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13435 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13437 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13438 edge does not point to current bb before changing need_assert.
13440 2008-01-04 Richard Guenther <rguenther@suse.de>
13442 PR middle-end/34029
13443 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13444 for verifying purposes if they are is_gimple_min_invariant.
13446 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13448 PR tree-optimization/34448
13449 PR tree-optimization/34465
13450 * gimplify.c (gimplify_init_constructor): Add new parameter
13451 notify_temp_creation. Use it.
13452 (gimplify_modify_expr_rhs): Take volatiles into account when
13453 optimizing constructors.
13454 Do not optimize constructors if gimplify_init_constructor will dump to
13456 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13457 * gcc.c-torture/compile/pr34448.c: New.
13459 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13461 PR gcov-profile/34609
13462 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13463 return_slot if result is TREE_ADDRESSABLE.
13465 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13467 * config/mips/mips.md (sqrt_condition): Tweak comment.
13468 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13470 2008-01-03 Tom Tromey <tromey@redhat.com>
13473 * c-common.c (c_type_hash): Handle VLAs.
13475 2008-01-03 Jan Hubicka <jh@suse.cz>
13477 PR tree-optimization/31081
13478 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13479 0 when inlining and not inlining to first basic block.
13480 (remap_decl): When var is initialized to 0, don't set default_def.
13481 (expand_call_inline): Set entry_bb.
13482 * tree-inline.h (copy_body_data): Add entry_bb.
13484 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13487 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13490 PR tree-optimization/29484
13491 * tree-inline.c (inline_forbidden_p_2): New function.
13492 (inline_forbidden_p): Disallow inlining if some static var
13493 has an address of a local LABEL_DECL in its initializer.
13494 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13497 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13499 PR tree-optimization/34635
13500 * tree-data-ref.c (add_other_self_distances): Make sure that the
13501 evolution step is constant.
13503 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13505 PR middle-end/34608
13506 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13508 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13510 * tree-sra.c (scalarize_init): Insert the generate_element_init
13511 statements after the generate_element_zero statements.
13513 2008-01-02 Richard Guenther <rguenther@suse.de>
13515 PR middle-end/34093
13516 PR middle-end/31976
13517 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13518 for very large number of operands instead of ICEing.
13520 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13523 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13524 while stack probing.
13526 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13528 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13531 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13533 PR libmudflap/26442
13534 * tree-mudflap.c (mx_register_decls): Guard warning by
13535 !DECL_ARTIFICIAL check.
13537 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13539 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13540 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13541 sse5_perm<mode>): Fix constraints.
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