1 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4 * tree-cfg.c (struct move_stmt_d): Replace block field with
5 orig_block and new_block fields.
6 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8 (move_block_to_fn): Replace vars_map and new_label_map arguments
9 with struct move_stmt_d pointer.
10 (replace_block_vars_by_duplicates): New function.
11 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13 all subblocks of ORIG_BLOCK to the new function. Call
14 replace_block_vars_by_duplicates.
15 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
16 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
17 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
18 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
19 (expand_omp): Temporarily set input_location to the location of
20 region's controlling stmt.
21 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
22 BIND_EXPR, push ctx->block_vars and gimplification vars into
23 the BIND_EXPR and its block's BLOCK_VARS instead of directly
25 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
26 there are any BLOCK_VARS.
27 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
28 OMP_PARALLEL or OMP_TASK stmt.
29 (lower_omp): Save and restore input_location around the lower_omp_1
32 2008-06-27 Richard Guenther <rguenther@suse.de>
34 PR tree-optimization/36400
35 PR tree-optimization/36373
36 PR tree-optimization/36344
37 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
38 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
39 (update_alias_info): Remove call clobbering code.
40 (make_constraint_to): New helper function.
41 (make_escape_constraint): Likewise.
42 (handle_rhs_call): Use it on all pointer containing arguments.
43 Also mark the static chain escaped.
44 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
46 (make_constraint_from): New helper split out from ...
47 (make_constraint_from_anything): ... here.
48 (find_func_aliases): Add constraints for escape sites.
49 (intra_create_variable_infos): Make constraints from NONLOCAL
51 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
53 (clobber_what_p_points_to): Remove.
54 (clobber_what_escaped): New function.
55 (init_base_vars): Init NONLOCAL and ESCAPED.
56 (do_sd_constraint): Do not propagate the solution from ESCAPED
57 but use ESCAPED as a placeholder.
58 (solve_graph): Likewise.
59 * tree-flow.h (clobber_what_p_points_to): Remove.
60 (clobber_what_escaped): Declare.
61 * tree-ssa-alias.c (set_initial_properties): Call it.
62 Remove code clobbering escaped pointers.
64 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
66 * function.c (allocate_struct_function): Only allocate a unique
67 funcdef_no if the decl is nonzero.
69 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
71 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
72 * config/mips/mips.c (mips_split_const_insns): New function.
73 * config/mips/mips.md (move_type): New attribute.
74 (mode): Move attribute definition earlier in file. Add "TI"
76 (dword_mode): New attribute.
77 (type): Avoid long line. Map "move_type"s to "type"s,
78 choosing "multi" for doubleword moves if appropriate.
79 Swap MTC/MFC comments to match their declaration order.
80 (extended_mips16): Default to "yes" if "move_type" is "sll0",
81 "type" is "branch" or "jal" is "direct".
82 (length): Handle "extended_mips16" first. Make the default
83 "0" for "ghost" instructions. Set the length from "move_type".
84 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
85 of "type", with "sll0" for the register alternative. Remove the
86 "extended_mips16" attribute.
87 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
88 of "type", with "shift_shift" for the register alternative.
89 Remove the "length" attribute.
90 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
91 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
92 of "type", with "andi" for the register alternative.
93 (*zero_extendqihi2): Likewise.
94 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
95 of "andi" instead of a "type" of "arith".
96 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
98 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
99 (mov_<store>r, *mov<mode>_ra): Likewise.
100 (extendsidi2): Use "move_type" instead of "type", with "move"
101 for the register alternative.
102 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
103 of "type", with "signext" for the register alternative.
104 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
105 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
106 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
107 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
108 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
109 (unnamed branch insn): Likewise.
110 (*movdi_gp32_fp64): Fold into...
111 (*movdi_32bit): ...here.
112 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
113 (*movdf_hardfloat): ...this new pattern.
114 (*movdf_softfloat): Remove redundant FPR alternatives.
115 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
116 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
117 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
118 the "move" attribute.
119 (*movdi_32bit): Use "move_type" instead of "type" and remove the
120 "length" attribute. Use "fpload" and "fpstore" instead of "load"
121 and "store" for COP loads and stores.
122 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
123 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
124 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
125 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
126 (*movtf_mips16, *movv2sf): Likewise.
127 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
128 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
129 (mfhc1<mode>): Use "move_type" instead of "move".
130 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
131 (loadgp_blockage): Remove the "length" attribute.
132 (blockage, set_got_version, update_got_version): Likewise.
133 (call_internal): Remove the "extended_mips16" attribute.
134 (call_value_internal, call_value_multiple_internal): Likewise.
135 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
137 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
138 the "length" attribute.
140 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
142 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
143 -Wcast-qual warnings.
144 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
145 handle_pragma_pop_macro): Likewise.
146 * collect2.c (resolve_lib_name): Likewise.
147 * config/arc/arc.c (arc_init): Likewise.
148 * config/arm/arm.c (neon_builtin_compare,
149 locate_neon_builtin_icode): Likewise.
150 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section):
152 * config/bfin/bfin.c (bfin_init_machine_status,
153 bfin_optimize_loop): Likewise.
154 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
155 * config/cris/cris.c (cris_init_expanders): Likewise.
156 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
157 * config/darwin.c (machopic_indirection_eq,
158 machopic_indirection_name, machopic_output_indirection):
160 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
161 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
162 frv_optimize_membar): Likewise.
163 * config/i386/cygwin.h (mingw_scan,
164 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
165 * config/i386/cygwin1.c (mingw_scan): Likewise.
166 * config/i386/i386.c (machopic_output_stub): Likewise.
167 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
168 i386_pe_unique_section): Likewise.
169 * config/ia64/ia64.c (ia64_init_machine_status,
170 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
172 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
173 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
174 * config/m68k/m68k.c (m68k_handle_option,
175 m68k_sched_md_init_global): Likewise.
176 * config/mcore/mcore.c (mcore_mark_dllexport,
177 mcore_mark_dllimport, mcore_unique_section): Likewise.
178 * config/mips/mips.c (mips_block_move_straight,
179 mips16_rewrite_pool_refs, mips_sim_wait_regs_2,
180 mips_sim_record_set): Likewise.
181 * config/mmix/mmix.c (mmix_init_machine_status,
182 mmix_encode_section_info): Likewise.
183 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label):
185 * config/rs6000/rs6000.c (rs6000_init_machine_status,
186 print_operand_address, output_toc, redefine_groups,
187 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
188 * config/s390/s390.c (s390_init_machine_status): Likewise.
189 * config/score/score.c (score_block_move_straight,
190 score_block_move_loop_body): Likewise.
191 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
192 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
193 * emit-rtl.c (find_auto_inc): Likewise.
194 * gcc.c (translate_options, process_command): Likewise.
195 * reorg.c (dbr_schedule): Likewise.
196 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
197 * xcoffout.c (xcoffout_declare_function): Likewise.
199 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
201 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
202 ipa-pta working again.
204 2008-06-27 David Edelsohn <edelsohn@gnu.org>
206 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
209 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
211 * config.gcc (powerpc*-*-*): Add new core e500mc.
212 * config/rs6000/e500mc.md: New file.
213 * config/rs6000/rs6000.c (processor_costs): Add new costs for
215 (rs6000_override_options): Add e500mc case to
216 processor_target_table. Altivec and Spe options not allowed
217 with e500mc. Add isel instruction to e500mc by
218 default. Initialize rs6000_cost for e500mc.
219 (rs6000_issue_rate): Set issue rate for e500mc.
220 * config/rs6000/rs6000.h (processor_type): Add
222 (ASM_CPU_SPEC): Add e500mc.
223 Set TARGET_ISEL to rs6000_isel.
224 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
225 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
226 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
228 * doc/invoke.texi: Add e500mc to list of cpus.
230 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
233 * c-lex.c (lex_charconst): Initialize unsignedp.
235 2008-06-27 Olivier Hainque <hainque@adacore.com>
237 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
238 documented assumptions.
240 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
242 * dwarf2out.c: Remove trailing white spaces. Break long line
245 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
247 * libfuncs.h (LTI_synchronize): New libfunc_index.
248 (synchronize_libfunc): Declare.
249 * builtins.c (expand_builtin_synchronize): Consider using
250 synchronize_libfunc before falling back on an asm blockage.
251 * config/mips/mips.c: Include libfuncs.h
252 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
254 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
256 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
257 parameter. Copy stack_reg to r11 where appropriate.
258 (no_global_regs_above): Add gpr parameter.
259 (rs6000_stack_info): Only add padding for SPE save area if we
260 are saving SPE GPRs and CR.
261 (saveres_routine_syms): New variable.
262 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
264 (rs6000_savres_routine_sym): New function.
265 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
267 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
268 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
269 Tweak FPR out-of-line saving.
270 (rs6000_make_savres_rtx): New function.
271 (rs6000_use_multiple_p): New function.
272 (rs6000_savres_strategy): New function.
273 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
274 out-of-line if appropriate.
275 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
276 if we are optimizing for size.
277 (GP_SAVE_INLINE): Define.
278 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
279 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
280 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
281 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
282 (*save_fpregs_<mode>): Add use of r11.
283 (*restore_gpregs_<mode>): New insn.
284 (*return_and_restore_gpregs_<mode>): New insn.
285 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
287 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
288 (*restore_gpregs_spe): New insn.
289 (*return_and_restore_gpregs_spe): New insn.
290 * config/rs6000/predicates.md (save_world_operation): Fix check.
292 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
294 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
295 this point, so assert that.
297 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
299 * cfganal.c: Include vec.h and vecprim.h.
300 (compute_idf): Import from...
301 * tree-into-ssa (compute_idf): ...here.
302 * basic-block.h (compute_idf): Export.
304 2008-06-26 Joseph Myers <joseph@codesourcery.com>
306 * c-decl.c (merge_decls): Use !current_function_decl to check for
307 extern declaration of C99 inline function being at file scope.
309 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
311 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
313 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * alias.c (record_alias_subset, init_alias_analysis): Fix
316 -Wc++-compat and/or -Wcast-qual warnings.
317 * attribs.c (lookup_attribute_spec): Likewise.
318 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
319 copy_bb, connect_traces,
320 find_rarely_executed_basic_blocks_and_cr): Likewise.
321 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
322 note_btr_set, migrate_btr_defs): Likewise.
323 * builtins.c (result_vector, expand_builtin_memcpy,
324 expand_builtin_mempcpy_args, expand_builtin_strncpy,
325 builtin_memset_read_str, expand_builtin_printf,
326 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
328 * caller-save.c (mark_set_regs): Likewise.
329 * calls.c (expand_call, emit_library_call_value_1): Likewise.
330 * cgraph.c (cgraph_edge): Likewise.
331 * combine.c (likely_spilled_retval_1): Likewise.
332 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
333 htab_counts_entry_del, get_coverage_counts): Likewise.
334 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
335 new_cselib_val): Likewise.
336 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
337 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
339 * df-core.c (df_compact_blocks): Likewise.
340 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
341 * df-scan.c (df_grow_reg_info, df_ref_create,
342 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
343 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
344 df_record_entry_block_defs, df_record_exit_block_uses,
345 df_bb_verify): Likewise.
346 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
347 DF_REF_EXTRACT_MODE_CONST): New.
348 * dominance.c (get_immediate_dominator, get_dominated_by,
349 nearest_common_dominator, root_of_dom_tree,
350 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
351 -Wc++-compat and/or -Wcast-qual warnings.
352 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
353 record_store, replace_read, check_mem_read_rtx, scan_insn,
354 dse_step1, dse_record_singleton_alias_set): Likewise.
355 * dwarf2asm.c (dw2_force_const_mem): Likewise.
357 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
359 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
360 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
361 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
362 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
363 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
364 add_ranges_num, add_ranges_by_labels, file_info_cmp,
365 file_name_acquire, output_file_names, add_const_value_attribute,
366 premark_used_types_helper, file_table_eq, file_table_hash,
367 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
368 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
369 -Wcast-qual warnings.
370 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
371 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
372 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
373 gen_reg_rtx, start_sequence, init_emit): Likewise.
374 * et-forest.c (et_new_occ, et_new_tree): Likewise.
375 * except.c (init_eh_for_function, gen_eh_region,
376 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
377 arh_to_landing_pad, arh_to_label, add_action_record,
378 add_call_site, switch_to_exception_section): Likewise.
379 * expmed.c (synth_mult): Likewise.
380 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
381 store_expr): Likewise.
382 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
384 * function.c (assign_stack_temp_for_type,
385 allocate_struct_function, match_asm_constraints_1): Likewise.
386 * gcov-io.c (gcov_allocate): Likewise.
387 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
388 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
389 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
390 record_one_set, insert_expr_in_table, insert_set_in_table,
391 dump_hash_table, compute_hash_table_work, alloc_hash_table,
392 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
393 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
394 -Wcast-qual warnings.
396 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
398 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
399 -Wcast-qual warnings.
400 * gcc.c (process_command): Likewise.
401 * genattrtab.c (oballoc): Use XOBNEW.
402 (oballocvec): Define.
403 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
404 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
405 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
406 -Wc++-compat and/or -Wcast-qual warnings.
407 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
408 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
409 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
410 gen_presence_absence_set, gen_automaton, gen_regexp_el,
411 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
412 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
413 add_excls, process_presence_absence_names,
414 process_presence_absence_patterns, add_presence_absence,
415 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
416 get_free_state, add_arc, get_free_automata_list_el,
417 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
418 transform_3, cache_presence, create_ainsns, create_automata,
419 create_state_ainsn_table, dfa_insn_code_enlarge,
420 output_trans_func, output_min_issue_delay_func,
421 output_dead_lock_func, output_reset_func,
422 output_get_cpu_unit_code_func, output_dfa_start_func,
423 expand_automata): Likewise.
424 * genextract.c (gen_insn): Likewise.
425 * gengtype-lex.l: Likewise.
426 * gengtype.c (read_input_list, adjust_field_type,
427 process_gc_options): Likewise.
428 * genoutput.c (note_constraint): Likewise.
429 * genpreds.c (mangle, add_constraint): Likewise.
430 * genrecog.c (process_define_predicate, new_decision,
431 add_to_sequence): Likewise.
432 * gensupport.c (record_insn_name): Likewise.
434 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
436 * config/i386/driver-i386.c (detect_caches_amd,
437 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
438 and/or -Wcast-qual warnings.
439 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
440 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
441 gt_pch_save): Likewise.
442 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
443 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
444 * global.c (compute_regsets): Likewise.
445 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
446 finish_graph_dump_file): Likewise.
447 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
448 unlink_bb_notes): Likewise.
449 * integrate.c (get_hard_reg_initial_val): Likewise.
450 * ipa-prop.c (ipa_push_func_to_list): Likewise.
451 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
452 * local-alloc.c (update_equiv_regs): Likewise.
453 * loop-invariant.c (check_invariant_table_size,
454 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
456 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
457 altered_reg_used, mark_altered): Likewise.
458 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
459 insert_var_expansion_initialization,
460 combine_var_copies_in_loop_exit, apply_opt_in_copies,
461 release_var_copies): Likewise.
462 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
463 analyze_matrix_decl, add_allocation_site, analyze_transpose,
464 analyze_accesses_for_phi_node, check_var_notmodified_p,
465 check_allocation_function, find_sites_in_func,
466 record_all_accesses_in_func, transform_access_sites,
467 transform_allocation_sites): Likewise.
468 * omp-low.c (new_omp_region, create_omp_child_function_name,
469 check_omp_nesting_restrictions, check_combined_parallel,
470 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
471 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
472 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
473 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
475 * opts-common.c (prune_options): Likewise.
476 * opts.c (add_input_filename, print_filtered_help,
477 get_option_state): Likewise.
478 * params.c (add_params): Likewise.
479 * passes.c (set_pass_for_id, next_pass_1,
480 do_per_function_toporder, pass_fini_dump_file): Likewise.
481 * postreload.c (reload_cse_simplify_operands): Likewise.
482 * predict.c (tree_predicted_by_p, tree_predict_edge,
483 clear_bb_predictions, combine_predictions_for_bb): Likewise.
485 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
487 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
489 * recog.c (check_asm_operands, validate_change_1): Likewise.
490 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
491 subst_asm_stack_regs): Likewise.
492 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
493 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
494 * regmove.c (reg_is_remote_constant_p): Likewise.
495 * regrename.c (regrename_optimize, scan_rtx_reg,
496 kill_clobbered_value, kill_set_value, kill_autoinc_value):
498 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
499 regstat_compute_calls_crossed): Likewise.
500 * reload1.c (init_reload, new_insn_chain,
501 has_nonexceptional_receiver, reload, copy_reloads,
502 calculate_needs_all_insns, init_elim_table): Likewise.
503 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
504 * rtl.c (shallow_copy_rtx_stat): Likewise.
505 * rtlanal.c (parms_set): Likewise.
506 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
507 sbitmap_resize, sbitmap_vector_alloc): Likewise.
508 * sched-ebb.c (earliest_block_with_similiar_load,
509 add_deps_for_risky_insns): Likewise.
510 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
511 schedule_region): Likewise.
512 * see.c (eq_descriptor_pre_extension,
513 hash_descriptor_pre_extension, hash_del_pre_extension,
514 eq_descriptor_properties, hash_descriptor_properties,
515 hash_del_properties, see_seek_pre_extension_expr,
516 see_initialize_data_structures, see_print_register_properties,
517 see_print_pre_extension_expr, see_delete_merged_def_extension,
518 see_delete_unmerged_def_extension, see_emit_use_extension,
519 see_pre_delete_extension, see_map_extension, see_commit_changes,
520 see_analyze_merged_def_local_prop,
521 see_analyze_merged_def_local_prop,
522 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
523 see_set_prop_merged_def, see_set_prop_unmerged_def,
524 see_set_prop_unmerged_use, see_print_one_extension,
525 see_merge_one_use_extension, see_merge_one_def_extension,
526 see_store_reference_and_extension, see_update_uses_relevancy,
527 see_update_defs_relevancy): Likewise.
528 * statistics.c (hash_statistics_hash, hash_statistics_eq,
529 hash_statistics_free, curr_statistics_hash): Likewise.
530 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
531 expand_asm_operands, expand_return, case_bit_test_cmp,
532 expand_case): Likewise.
533 * stor-layout.c (start_record_layout): Likewise.
534 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
535 gt_pch_save_stringpool): Likewise.
536 * tree-data-ref.c (hash_stmt_vertex_info,
537 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
538 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
540 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md : Change constraints of HImode and QImode
544 immediate operands from "i" to "n". Change SImode "ni" constraint to
545 "i" and SImode "rmi" constraint to "g". Remove all constraints
546 from const0_operand and const1_operand predicated operands.
547 (i): Change QImode and HImode attribute from "i" to "n".
548 (*subqi_2): Change HImode operands to QImode.
551 2008-06-25 Olivier Hainque <hainque@adacore.com>
553 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
556 2008-06-25 Richard Guenther <rguenther@suse.de>
558 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
559 not overflow the result type.
561 2008-06-25 Richard Guenther <rguenther@suse.de>
563 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
564 (vn_lookup): Likewise.
566 2008-06-25 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/35518
569 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
570 * tree-sra.c (instantiate_element): Use fold_build3 to build
572 (try_instantiate_multiple_fields): Likewise.
574 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
576 * config/rs6000/rs6000.md: Change all string instruction's clobber to
579 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
581 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
582 use_backchain_to_restore_sp to true
583 if the offset of the link register save area would go over the 32k - 1
584 offset limit of the load
587 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
589 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
590 anchor for the type-punning blurb. Cross-reference "Structures
591 unions enumerations and bit-fields implementation". Provide a
592 cast-through-pointer example. Make final sentence self-contained.
593 * doc/implement-c.texi (Structures unions enumerations and
594 bit-fields implementation): Cross-reference the type-punning blurb
595 in the -fstrict-aliasing documentation.
597 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
600 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
601 the memory instead of the memory itself for the save area.
603 2008-06-24 Olivier Hainque <hainque@adacore.com>
604 Nicolas Roche <roche@adacore.com>
606 * gengtype.c (srcdir_len): size_t instead of int.
607 (get_file_realbasename): New function. For F a filename, the real
608 basename of F, with all the path components stripped.
609 (get_file_srcdir_relative_path): New function. For F a filename, the
610 relative path to F from $(srcdir).
611 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
612 get_file_realbasename. Adjust the head comment.
613 (get_prefix_langdir_index): New function. For F a filename, return the
614 lang_dir_names[] relative index of the language directory that is
616 (get_file_langdir): For F a filename, return the name of the language
617 directory where F is located.
618 (get_file_gtfilename): New function. The gt- output file name for an
620 (get_output_file_with_visibility): Replace in-line computations with
621 uses of get_file_gtfilename and get_prefix_langdir_index.
622 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
624 2008-06-24 Jakub Jelinek <jakub@redhat.com>
626 PR tree-optimization/36504
627 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
628 references without base address.
630 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
633 * calls.c (expand_call): Increase alignment for recursive functions.
635 2008-06-23 Anatoly Sokolov <aesok@post.ru>
637 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
638 (TARGET_FUNCTION_VALUE): New define.
639 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
640 * config/avr/avr.h (FUNCTION_VALUE): Remove.
642 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
645 (fmod<mode>3): Ditto.
646 (remainderxf3): Ditto.
647 (remainder<mode>3): Ditto.
649 2008-06-23 Jakub Jelinek <jakub@redhat.com>
652 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
653 REG is a hard register.
655 PR tree-optimization/36508
656 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
657 499, don't check it at all in release compilers.
659 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
662 together with SSE_TARGET_MATH to disable insn pattern.
663 (*fop_<MODEF:mode>_2_i387): Ditto.
664 (*fop_<MODEF:mode>_3_i387): Ditto.
666 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
668 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
670 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
673 * gimplify.c (gimplify_asm_expr): Check the return code of
674 parse_output_constraint call, set function return and is_inout
677 2008-06-22 Ian Lance Taylor <iant@google.com>
679 * c-lex.c (narrowest_unsigned_type): Change itk to int.
680 (narrowest_signed_type): Likewise.
681 * c-typeck.c (c_common_type): Change local variable mclass to enum
683 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
684 tcc_comparison, not the tree code itself.
685 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
686 (c_expand_expr): Cast modifier to enum expand_modifier.
687 * c-common.h (C_RID_CODE): Add casts.
688 (C_SET_RID_CODE): Define.
689 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
690 (c_lex_one_token): Add cast to avoid warning.
691 (c_parser_objc_type_name): Rename local typename to type_name.
692 (check_no_duplicate_clause): Change code parameter to enum
694 (c_parser_omp_var_list_parens): Change kind parameter to enum
696 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
697 c_parser_omp_list_var_parens.
698 (c_parser_omp_threadprivate): Likewise.
699 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
700 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
701 * c-format.c (NO_FMT): Define.
702 (printf_length_specs): Use NO_FMT.
703 (asm_fprintf_length_specs): Likewise.
704 (gcc_diag_length_specs): Likewise.
705 (scanf_length_specs): Likewise.
706 (strfmon_length_specs): Likewise.
707 (gcc_gfc_length_specs): Likewise.
708 (printf_flag_specs): Change 0 to STD_C89.
709 (asm_fprintf_flag_specs): Likewise.
710 (gcc_diag_flag_specs): Likewise.
711 (gcc_cxxdiag_flag_specs): Likewise.
712 (scanf_flag_specs): Likewise.
713 (strftime_flag_specs): Likewise.
714 (strfmon_flag_specs): Likewise.
715 (print_char_table): Likewise.
716 (asm_fprintf_char_table): Likewise.
717 (gcc_diag_char_table): Likewise.
718 (gcc_tdiag_char_table): Likewise.
719 (gcc_cdiag_char_table): Likewise.
720 (gcc_cxxdiag_char_table): Likewise.
721 (gcc_gfc_char_table): Likewise.
722 (scan_char_table): Likewise.
723 (time_char_table): Likewis.
724 (monetary_char_table): Likewise.
725 * c-format.h (BADLEN): Likewise.
727 2008-06-21 Ian Lance Taylor <iant@google.com>
729 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
730 Define END_OF_BASE_TREE_CODES around inclusion.
731 * tree.c (tree_code_type): New global array.
732 (tree_code_length, tree_code_name): Likewise.
733 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
735 (all-tree.def, s-alltree): New targets.
736 (gencheck.h, s-gencheck): Remove.
737 (tree.o): Depend upon all-tree.def.
738 (build/gencheck.o): Remove gencheck.h dependency.
739 (mostlyclean): Don't remove gencheck.h.
740 * c-common.h (enum c_tree_code): Remove.
741 * c-lang.c (tree_code_type): Remove.
742 (tree_code_length, tree_code_name): Remove.
743 * gencheck.c (tree_codes): Include all-tree.def, rather than
744 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
746 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
748 * cp/cp-tree.h (enum cplus_tree_code): Remove.
749 (operator_name_info): Size to MAX_TREE_CODES.
750 (assignment_operator_name_info): Likewise.
751 * cp/cp-lang.c (tree_code_type): Remove.
752 (tree_code_length, tree_code_name): Remove.
753 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
754 (assignment_operator_name_info): Likewise.
755 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
757 * cp/mangle.c (write_expression): Likewise.
758 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
759 * fortran/f95-lang.c (tree_code_type): Remove.
760 (tree_code_length, tree_code_name): Remove.
761 * java/java-tree.h (enum java_tree_code): Remove.
762 * java/lang.c (tree_code_type): Remove.
763 (tree_code_length, tree_code_name): Remove.
764 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
765 * objc/objc-act.h (enum objc_tree_code): Remove.
766 * objc/objc-lang.c (tree_code_type): Remove.
767 (tree_code_length, tree_code_name): Remove.
768 * objcp/objcp-lang.c (tree_code_type): Remove.
769 (tree_code_length, tree_code_name): Remove.
770 * ada/ada-tree.h (enum gnat_tree_code): Remove.
771 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
772 * ada/misc.c (tree_code_type): Remove.
773 (tree_code_length, tree_code_name): Remove.
775 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
777 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
778 the grand_bitmap_obstack.
780 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
782 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
783 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
784 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
785 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
786 move_stmt_r, new_label_mapper): Likewise.
787 * tree-complex.c (cvc_lookup): Likewise.
788 * tree-dfa.c (create_function_ann): Likewise.
789 * tree-dump.c (dump_register): Likewise.
790 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
791 find_phi_replacement_condition): Likewise.
792 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
793 tree_function_versioning): Likewise.
794 * tree-into-ssa.c (cmp_dfsnum): Likewise.
795 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
796 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
797 get_nonlocal_debug_decl, convert_nonlocal_reference,
798 convert_nonlocal_omp_clauses, get_local_debug_decl,
799 convert_local_reference, convert_local_omp_clauses,
800 convert_nl_goto_reference, convert_nl_goto_receiver,
801 convert_tramp_reference, convert_call_expr): Likewise.
802 * tree-outof-ssa.c (contains_tree_r): Likewise.
803 * tree-parloops.c (reduction_phi, initialize_reductions,
804 eliminate_local_variables_1, add_field_for_reduction,
805 add_field_for_name, create_phi_for_local_result,
806 create_call_for_reduction_1, create_loads_for_reductions,
807 create_stores_for_reduction, create_loads_and_stores_for_name):
809 * tree-phinodes.c (allocate_phi_node): Likewise.
810 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
811 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
812 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
813 * tree-ssa-coalesce.c (compare_pairs): Likewise.
814 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
815 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
816 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
817 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
818 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
819 vn_nary_op_insert): Likewise.
820 * tree-ssa.c (redirect_edge_var_map_add,
821 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
822 * tree-vectorizer.c (vectorize_loops): Likewise.
823 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
824 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
825 tree_cons_stat, build1_stat, build_variant_type_copy,
826 decl_init_priority_lookup, decl_fini_priority_lookup,
827 decl_priority_info, decl_restrict_base_lookup,
828 decl_restrict_base_insert, decl_debug_expr_lookup,
829 decl_debug_expr_insert, decl_value_expr_lookup,
830 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
831 type_hash_add, get_file_function_name, tree_check_failed,
832 tree_not_check_failed, tree_range_check_failed,
833 omp_clause_range_check_failed, build_omp_clause,
834 build_vl_exp_stat): Likewise.
835 * value-prof.c (gimple_histogram_value,
836 gimple_duplicate_stmt_histograms): Likewise.
837 * var-tracking.c (attrs_list_insert, attrs_list_copy,
838 unshare_variable, variable_union_info_cmp_pos, variable_union,
839 dataflow_set_different_1, dataflow_set_different_2,
840 vt_find_locations, variable_was_changed, set_variable_part,
841 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
842 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
843 section_entry_hash, object_block_entry_eq,
844 object_block_entry_hash, create_block_symbol,
845 initialize_cold_section_name, default_function_rodata_section,
846 strip_reg_name, set_user_assembler_name, const_desc_eq,
847 build_constant_desc, output_constant_def, lookup_constant_def,
848 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
849 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
850 default_internal_label): Likewise.
851 * varray.c (varray_init, varray_grow): Likewise.
852 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
854 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
857 operators for "test" insn. Macroize insn using SWI mode macro.
858 (*jcc_fused_2): Ditto.
859 (*jcc_fused_3): Macroize insn using SWI mode macro.
860 (*jcc_fused_4): Ditto.
862 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
864 * tree-ssa-pre.c: Fix typo in comment.
865 (init_antic, fini_antic): Add explicit funtions for
866 initializing and deinitializing ANTIC and AVAIL sets.
867 (create_expression_by_pieces): Fix typo in comment.
868 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
869 (execute_pre): Eventually dump details about ANTIC_IN.
871 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
873 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
874 * gcc.c (translate_options, init_spec, store_arg, read_specs,
875 add_to_obstack, file_at_path, find_a_file, execute,
876 add_preprocessor_option, add_assembler_option, add_linker_option,
877 process_command, insert_wrapper, do_option_spec, do_self_spec,
878 spec_path, do_spec_1, is_directory, main, used_arg,
879 getenv_spec_function): Likewise.
880 * tlink.c (symbol_hash_lookup, file_hash_lookup,
881 demangled_hash_lookup, symbol_push, file_push, frob_extension):
884 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
886 * doc/rtl.texi: Updated subreg section.
888 2008-06-19 Jakub Jelinek <jakub@redhat.com>
891 * cgraphunit.c (cgraph_process_new_functions): Don't clear
892 node->needed and node->reachable.
893 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
894 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
895 (expand_task_call): Don't call expand_task_copyfn.
896 (expand_task_copyfn): Renamed to...
897 (finalize_task_copyfn): ... this.
899 2008-06-19 Jan Hubicka <jh@suse.cz>
901 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
902 clobbering framepointer.
904 2008-06-19 Jan Hubicka <jh@suse.cz>
906 * tree-optimize.c (execute_early_local_optimizations): Set
907 cgraph_state only at first invocation.
909 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
911 * system.h (-Wc++-compat): Activate as a warning, no an error.
913 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
916 instead of "#" in insn asm template.
917 (*jcc_fused_2): Ditto.
919 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/i386.h (ix86_tune_indices)
922 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
923 (TARGET_FUSE_CMP_AND_BRANCH): New define.
924 * config/i386/i386.md (*jcc_fused_1): New insn pattern
925 (*jcc_fused_2): Ditto.
926 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
927 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
928 (print operand): Handle 'E' and 'e' code.
930 2008-06-19 Anatoly Sokolov <aesok@post.ru>
932 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
933 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
934 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
936 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
938 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
940 (cgraph_expand_function): Use local copy of decl.
941 (cgraph_expand_all_functions): Remove redundant initialization of
943 (cgraph_optimize): Reword internal_error message.
945 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
947 * arm-protos.h (arm_return_in_memory): Remove public
948 arm_return_in_memory() prototype.
949 * arm.c (arm_return_in_memory): Add static prototype, add target
950 hook macro, change definition and comments.
951 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
953 2008-06-19 Ben Elliston <bje@au.ibm.com>
955 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
956 real.c: Remove references to IEEE 754R.
957 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
958 * doc/libgcc.texi (Decimal float library routines): Likewise.
960 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
962 * targhooks.h (struct gcc_target): New member unwind_word_mode.
963 (default_unwind_word_mode): Add prototype.
964 * targhooks.c (default_unwind_word_mode): New function.
965 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
966 instead of word_mode.
967 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
968 (TARGET_INITIALIZER): Use it.
970 * c-common.c (handle_mode_attribute): Support "unwind_word"
972 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
974 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
975 word_mode to access SjLj_Function_Context member "data".
976 (sjlj_emit_dispatch_table): Likewise. Also, perform type
977 conversion from targetm.eh_return_filter_mode () to
978 targetm.unwind_word_mode () if they differ.
980 * builtin-types.def (BT_UNWINDWORD): New primitive type.
981 (BT_FN_UNWINDWORD_PTR): New function type.
982 (BT_FN_WORD_PTR): Remove.
983 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
984 * except.c (expand_builtin_extend_pointer): Convert pointer to
985 targetm.unwind_word_mode () instead of word_mode.
987 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
988 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
989 (spu_unwind_word_mode): New function.
990 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
991 (TARGET_UNWIND_WORD_MODE): Define.
992 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
994 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
996 * config/spu/spu.c (reg_align): Remove.
997 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
998 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
999 (spu_split_store): Likewise.
1001 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1003 * gcc/tree-vn.c: Fix typo in comment.
1005 2008-06-18 Jan Hubicka <jh@suse.cz>
1007 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1008 toplevel reorder too.
1010 2008-06-18 Jan Hubicka <jh@suse.cz>
1012 * c-opts.c (c_common_post_options): PCH is not compatible with
1014 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1015 -fno-toplevel-reorder by default now.
1017 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1019 PR documentation/30739
1020 * doc/install.texi (Prerequisites): Document dependency on awk.
1022 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1023 Ian Lance Taylor <iant@google.com>
1025 PR rtl-optimization/35604
1026 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1027 only want to change jump destinations, not eventual label comparisons.
1029 2008-06-16 Jan Hubicka <jh@suse.cz>
1031 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1033 (cgraph_analyze_function): Likewise.
1035 2008-06-16 Jan Hubicka <jh@suse.cz>
1037 * cgraph.h (cgraph_mark_if_needed): New function.
1038 * cgraphunit.c (cgraph_mark_if_needed): New function.
1039 * c-decl.c (duplicate_decl): Use it.
1041 2008-06-16 Jan Hubicka <jh@suse.cz>
1043 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1046 2008-06-16 Jan Hubicka <jh@suse.cz>
1048 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1050 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1051 Kazu Hirata <kazu@codesourcery.com>
1052 Maxim Kuvyrkov <maxim@codesourcery.com
1054 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1055 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1056 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1057 EXTRA_SPEC_FUNCTIONS.
1058 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1059 (DRIVER_SELF_SPECS): Adjust.
1060 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1061 * config/mips/st.h, config/mips/t-st: New.
1062 * config/mips/driver-native.c, config/mips/x-native: New.
1063 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1066 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1068 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1070 (ISA_HAS_FP_CONDMOVE): New macro.
1071 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1072 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1073 (ISA_HAS_NMADD3_NMSUB3): New macro.
1074 * config/mips/mips.c (mips_rtx_costs): Update.
1075 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1076 compiling for ST Loongson 2E/2F.
1077 (madd<mode>): Rename to madd4<mode>. Update.
1078 (madd3<mode>): New pattern.
1079 (msub<mode>): Rename to msub4<mode>. Update.
1080 (msub3<mode>): New pattern.
1081 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1082 (nmadd3<mode>): New pattern.
1083 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1084 (nmadd3<mode>_fastmath): New pattern.
1085 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1086 (nmsub3<mode>): New pattern.
1087 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1088 (nmsub3<mode>_fastmath): New pattern.
1089 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1091 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1093 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1094 (DF_REF_INSN_INFO): New.
1095 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1096 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1097 with a NULL DF_REF_INSN_INFO.
1098 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1100 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1101 DF_INSN_INFO_EQ_USES): New.
1102 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1103 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1104 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1105 * df-core.c: Update comment for above changes.
1106 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1107 DF_INSN_UID_* macros.
1108 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1109 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1110 insn rtx. Update all callers.
1111 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1112 df_ref_create_structure, df_insn_refs_collect): Likewise.
1113 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1114 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1115 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1116 macros to access the insn refs.
1117 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1118 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1119 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1120 for accessing the refs.
1121 (try_fwprop_subst): Likewise.
1122 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1123 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1124 for accessing the refs.
1125 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1126 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1127 to look at the insn refs.
1128 (record_uses): Likewise.
1129 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1131 (mark_artificial_uses): Don't mark_insn for artificial refs.
1132 (mark_reg_rependencies): Likewise.
1134 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1136 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1138 * configure: Regenerate.
1140 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1142 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1143 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1144 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1146 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1148 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1149 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1150 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1152 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1154 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1155 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1156 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1158 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1160 * tree-ssa-sccvn.c: Fix format of comments.
1162 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1164 * cgraph.c: Remove unneeded forward declarations of eq_node()
1167 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1169 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1171 (see_update_relevancy): Likewise.
1172 * fwprop.c (try_fwprop_subst): Likewise.
1173 * rtlanal.c (noop_move_p): Likewise.
1174 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1175 notes to non-existing libcall blocks.
1176 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1178 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1179 (dead_libcall_p): Remove.
1180 (delete_trivially_dead_insns): Don't use it.
1181 * web.c (union_defs): Remove comment about keeping nops.
1182 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1183 (compute_hash_table_work): Don't track libcall notes.
1184 (do_local_cprop): Don't take libcall pointers. Don't update
1186 (adjust_libcall_notes): Deleted.
1187 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1188 ever have existed in the first place).
1189 (replace_store_insn): Don't try to remove libcall notes.
1190 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1191 (resolve_reg_notes): Don't call them.
1192 (resolve_simple_move): Likewise.
1193 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1194 Don't remove REG_RETVAL notes.
1195 * emit-rtl.c (try_split): Don't update libcall notes.
1196 (emit_copy_of_insn_after): Dito.
1197 * cselib.c (cselib_current_insn_in_libcall): Remove.
1198 (cselib_process_insn): Don't set/clear it.
1199 (new_elt_loc_list): Don't record it.
1200 (cselib_init): Don't initialize it.
1201 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1202 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1204 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1205 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1206 (init_deps): Don't initialize it.
1207 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1208 * combine.c (delete_noop_moves): Don't update libcall notes.
1209 (can_combine_p): Remove now pointless #if 0 block.
1210 (try_combine): Remove another obsolete #if 0 block.
1211 (distribute_notes): Don't distribute libcall notes.
1212 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1213 * dce.c (libcall_dead_p): Remove.
1214 (delete_unmarked_insns): Don't handle libcall blocks.
1215 (preserve_libcall_for_dce): Remove.
1216 (prescan_insns_for_dce): Don't special-case libcall block insns.
1217 * reload1 (reload): Don't handle libcall notes.
1218 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1221 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1223 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1224 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1225 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1227 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1229 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1230 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1231 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1233 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1235 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1237 2008-06-16 Ira Rosen <irar@il.ibm.com>
1239 PR tree-optimization/36493
1240 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1241 the arguments list. Use VECTYPE to create vector pointer.
1242 (vectorizable_store): Fail if accesses through a pointer to vectype
1243 do not alias the original memory reference operands.
1244 Call vect_create_data_ref_ptr without the removed argument.
1245 (vectorizable_load): Likewise.
1246 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1249 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1252 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1255 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1257 * config/mips/loongson2ef.md: New file.
1258 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1259 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1260 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1261 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1262 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1264 (loongson2ef.md): New include.
1265 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1266 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1267 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1268 (loongson_gt_<mode>, loongson_extract_halfword)
1269 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1270 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1271 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1272 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1273 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1274 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1275 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1276 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1277 (vec_interleave_low<mode>): Define type attribute.
1278 * config/mips/mips.c (mips_ls2): New static variable.
1279 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1280 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1281 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1282 Implement target scheduling hooks.
1283 (mips_multipass_dfa_lookahead): Update to handle tuning for
1285 (mips_sched_init): Initialize data for Loongson scheduling.
1286 (mips_ls2_variable_issue): New static function.
1287 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1289 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1290 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1291 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1292 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1293 Handle ST Loongson 2E/2F cores.
1294 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1296 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1298 * omp-low.c (extract_omp_for_data): Fix comment typo.
1301 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1303 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1304 FIXME note about gcc/config.guess.
1305 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1306 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1307 * doc/cppopts.texi: Likewise.
1308 * doc/extend.texi: Likewise.
1309 * doc/gcc.texi: Likewise.
1310 * doc/gccint.texi: Likewise.
1311 * doc/gcov.texi: Likewise.
1312 * doc/gty.texi: Likewise.
1313 * doc/hostconfig.texi: Likewise.
1314 * doc/install.texi: Likewise.
1315 * doc/invoke.texi: Likewise.
1316 * doc/loop.texi: Likewise.
1317 * doc/makefile.texi: Likewise.
1318 * doc/md.texi: Likewise.
1319 * doc/passes.texi: Likewise.
1320 * doc/tm.texi: Likewise.
1321 * doc/tree-ssa.texi: Likewise.
1322 * doc/trouble.texi: Likewise.
1324 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1325 Nathan Sidwell <nathan@codesourcery.com>
1326 Maxim Kuvyrkov <maxim@codesourcery.com>
1327 Richard Sandiford <rdsandiford@googlemail.com>
1329 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1330 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1331 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1333 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1334 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1335 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1337 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1338 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1339 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1340 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1341 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1342 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1343 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1344 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1345 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1346 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1347 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1348 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1349 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1350 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1351 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1352 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1353 (mips_builtins): Add Loongson builtins.
1354 (mips_loongson_2ef_bdesc): New.
1355 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1356 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1357 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1358 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1360 (mips_expand_vector_init): New.
1361 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1362 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1364 * config/mips/mips.md: Add unspec numbers for Loongson
1365 builtins. Include loongson.md.
1366 (MOVE64): Include Loongson vector modes.
1367 (SPLITF): Include Loongson vector modes.
1368 (HALFMODE): Handle Loongson vector modes.
1369 * config/mips/loongson.md: New.
1370 * config/mips/loongson.h: New.
1371 * config.gcc: Add loongson.h header for mips*-*-* targets.
1372 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1374 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1376 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1377 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1378 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1379 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1380 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1381 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1382 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1383 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1384 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1385 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1386 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1387 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1388 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1389 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1390 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1391 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1392 Remove use_fixproto=yes.
1393 (ia64*-*-hpux*): Remove comment about using fixproto.
1394 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1396 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1398 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1400 * configure: Regenerate.
1402 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1405 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1406 before evaluating it.
1408 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1411 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1412 nested inline functions.
1413 (start_decl, start_function): Don't invert DECL_EXTERNAL
1414 for nested inline functions.
1416 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1418 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1419 splits that must be made for correctness.
1421 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1423 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1424 (AVAIL_NON_MIPS16): Likewise.
1425 (mips_builtin_description): Replace target_flags with a predicate.
1426 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1427 (dspr2_32): New availability predicates.
1428 (MIPS_BUILTIN): New macro.
1429 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1430 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1431 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1432 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1433 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1434 (mips_dsp_32only_bdesc): Merge into...
1435 (mips_builtins): ...this new array.
1436 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1437 (mips_init_builtins): Update after above changes.
1438 (mips_expand_builtin_1): Merge into...
1439 (mips_expand_builtin): ...here and update after above changes.
1441 2008-06-12 Paul Brook <paul@codesourcery.com>
1443 * longlong.h (__arm__): Define count_leading_zeros.
1444 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1445 (clzsi2, clzdi2): New functions.
1446 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1447 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1448 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1449 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1450 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1451 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1452 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1453 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1454 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1455 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1457 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1459 * config/m68k/m68k.c (m68k_tune_flags): New.
1460 (override_options): Compute m68k_tune_flags.
1461 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1462 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1464 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1467 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1469 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1471 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1472 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1474 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1476 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1477 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1479 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1482 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1485 2008-06-12 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/36345
1488 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1489 add memory_tag_needed flag.
1490 (may_alias_p): Declare.
1491 * tree-ssa-alias.c (may_alias_p): Export.
1492 (set_initial_properties): Use memory_tag_needed flag.
1493 (update_reference_counts): Likewise.
1494 (reset_alias_info): Reset memory_tag_needed flag.
1495 (create_name_tags): Check memory_tag_needed flag.
1496 (dump_points_to_info_for): Dump it.
1497 * tree-ssa-structalias.c (struct variable_info): Remove
1498 directly_dereferenced flag.
1499 (new_var_info): Do not initialize it.
1500 (process_constraint_1): Do not set it.
1501 (update_alias_info): Set is_dereferenced flag.
1502 (set_uids_in_ptset): Use may_alias_p.
1503 (set_used_smts): Check memory_tag_needed flag.
1504 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1505 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1506 memory_tag_needed flag.
1507 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1510 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1512 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1513 red zone for w64 abi.
1514 (ix86_expand_prologue): Likewise.
1515 (ix86_force_to_memory): Likewise.
1516 (ix86_free_from_memory): Likewise.
1518 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1521 * config/rs6000/rs6000.c (rs6000_override_options): Set
1522 rs6000_isel conditionally to the absence of comand line override.
1523 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1524 Remove duplicate rs6000_isel setting.
1525 * config/rs6000/eabispe.h: Ditto.
1527 2008-06-11 Richard Guenther <rguenther@suse.de>
1529 * alias.c (get_alias_set): Use the element alias-set for arrays.
1530 (record_component_aliases): For arrays and vectors do nothing.
1531 * c-common.c (strict_aliasing_warning): Handle the cases
1532 of alias set zero explicitly.
1533 * Makefile.in (dfp.o-warn): Add -Wno-error.
1535 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1537 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1539 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1540 tune_32 tune_64 to supported_defaults. Allow values not
1541 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1542 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1543 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1544 with_cpu_64 to generic for 64-bit-supporting configurations, not
1545 with_cpu. Remove FIXMEs.
1546 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1547 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1548 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1549 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1550 arch_32 and arch_64.
1552 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1553 Olivier Hainque <hainque@adacore.com>
1555 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1556 Use DECL_SIZE_UNIT to retrieve the size of the field.
1558 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1560 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1561 with function calls after declarations. Lay out
1562 neon_float_type_node before further use.
1564 2008-06-11 Richard Guenther <rguenther@suse.de>
1566 * tree-flow.h (may_point_to_global_var): Declare.
1567 * tree-ssa-alias.c (may_point_to_global_var): New function.
1568 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1570 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1572 * configure.ac: Teach that fido supports .debug_line.
1573 * configure: Regenerate.
1575 2008-06-10 Tom Tromey <tromey@redhat.com>
1577 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1580 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1582 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1583 (encode_decimal64, decode_decimal64, encode_decimal128,
1584 decode_decimal128): Reverse order of 32-bit parts of value if host
1585 and target endianness differ.
1587 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1589 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1590 Avoid division by 0.
1591 (tree_mod_pow2_value_transform): Likewise.
1592 (tree_ic_transform): Likewise.
1593 (tree_stringops_transform): Likewise.
1594 (tree_mod_subtract_transform): Likewise.
1595 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1596 (copy_edges_for_bb): Likewise.
1597 (initialize_cfun): Likewise.
1599 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1602 nonmemory_operand. Add "N" operand constraint.
1604 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1605 (*jcc_btsi_mask): Ditto.
1606 (*jcc_btsi_mask_1): Ditto.
1608 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1610 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1611 TYPE_CANONICAL for copied element type.
1613 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1617 Add m_CORE2 and m_GENERIC.
1618 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1619 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1621 (*jcc_btdi_rex64): New instruction and split pattern.
1623 (*jcc_btsi_1): Ditto.
1624 (*btsq): Fix Intel asm dialect operand order.
1628 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1631 * simplify-rtx.c (simplify_subreg): Add check for shift count
1634 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1636 * doc/md.texi: Synchronize with later constraints.md change.
1637 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1638 with a C implementation.
1639 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1641 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1642 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1643 when moving to and from MD_REGNUM.
1644 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1645 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1646 Handle byte and halfword moves.
1647 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1649 * config/mips/constraints.md (h): Turn into NO_REGS.
1650 (l, x): Update documentation.
1651 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1652 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1653 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1654 (HILO): New mode iterator.
1656 (any_div): New code iterator.
1657 (u): Extend code attribute to div and udiv.
1658 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1659 d_operand in the splitters. Remove redundant CONST_INT checks.
1660 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1661 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1662 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1663 accordingly, using normal moves instead of unspecs to move LO into
1664 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1665 (<u>mulsidi3): Handle expansion in C code.
1666 (<u>mulsidi3_32bit_internal): Rename to...
1667 (<u>mulsidi3_32bit): ...this.
1668 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1669 (*<u>mulsidi3_64bit): Rename to...
1670 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1671 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1672 to set LO and HI to the multiplication result. Use a normal move
1673 for MFLO and an unspec for MFHI.
1674 (*<u>mulsidi3_64bit_parts): Replace with...
1675 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1676 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1677 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1678 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1679 instead of HI. Split the instruction into a separate multiplication
1680 and MFHI if !TARGET_FIX_R4000.
1681 (<su>muldi3_highpart): Likewise.
1682 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1683 and the "=h" clobber.
1684 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1685 (<u>mulditi3): New expander.
1686 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1687 (madsi): Remove "=h" clobber.
1688 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1689 Force the modulus result to be a GPR and split the instruction into
1690 a division followed by an MFHI after reload.
1691 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1692 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1693 the MIPS16 HIGH define_split.
1694 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1695 of acc<->gpr moves to "multi".
1696 (*movdi_64bit): Replace the single "x" alternative with
1697 alternatives for moving into and out of "a".
1698 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1699 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1700 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1701 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1702 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1703 (movti): New expander.
1704 (*movti, *movti_mips16): New insns.
1705 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1706 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1707 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1708 * config/mips/predicates.md (fpr_operand): Delete.
1709 (d_operand): New predicate.
1711 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1713 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1714 failure on some Bourne shells.
1715 (x86_64-*-*): Ditto.
1717 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1719 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1721 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1723 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1724 (sparc-sun-solaris2*): Likewise.
1726 2008-06-09 Arnaud Charlet <charlet@adacore.com
1728 * doc/install.texi: Update requirements to build the Ada compiler.
1730 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1732 * df-scan.c (struct df_scan_problem_data): Remove the
1733 mw_link_pool alloc pool.
1734 (df_scan_free_internal): Don't free it.
1735 (df_scan_alloc): Don't allocate it.
1736 * df.h (struct df_link): Update comment.
1738 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1740 * except.h: Correct checks for when SJLJ exceptions must be used.
1742 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1744 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1747 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1749 PR tree-optimization/36218
1750 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1751 configure for the build system.
1752 (BUILD_LDFLAGS): Define.
1753 * configure: Regenerate.
1754 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1756 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1759 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1760 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1761 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1763 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1765 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1767 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1769 * config.gcc (Obsolete configurations): Remove list of
1771 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1772 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1773 targets matched by those patterns.
1774 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1775 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1776 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1777 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1778 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1779 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1780 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1781 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1782 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1783 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1784 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1785 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1786 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1787 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1788 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1789 Make code for Solaris 7 and greater unconditional for Solaris.
1790 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1791 Remove --with-* handling.
1792 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1793 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1794 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1795 LINK_OS_WINDISS_SPEC): Remove.
1796 * config/rs6000/sysv4.opt (mwindiss): Remove.
1797 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1798 * configure: Regenerate.
1799 * doc/cpp.texi: Don't mention BeOS.
1800 * doc/extend.texi (interrupt): Don't mention MS1.
1801 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1802 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1803 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1804 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1805 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1807 * doc/invoke.texi (MT Options): Remove.
1808 (-mwindiss): Remove.
1809 (CRIS Options): Remove cris-axis-aout references.
1810 (HPPA Options): Don't mention hppa1.1-*-pro.
1811 * doc/md.texi: (MorphoTech family): Remove.
1812 * libgcc2.c: Don't handle UWIN.
1813 * config/alpha/t-unicosmk: Remove.
1814 * config/alpha/unicosmk.h: Remove.
1815 * config/arm/kaos-arm.h: Remove.
1816 * config/arm/kaos-strongarm.h: Remove.
1817 * config/arm/strongarm-coff.h: Remove.
1818 * config/arm/strongarm-elf.h: Remove.
1819 * config/arm/strongarm-pe.h: Remove.
1820 * config/arm/t-strongarm-pe: Remove.
1821 * config/arm/t-xscale-coff: Remove.
1822 * config/arm/t-xscale-elf: Remove.
1823 * config/arm/xscale-coff.h: Remove.
1824 * config/arm/xscale-elf.h: Remove.
1825 * config/chorus.h: Remove.
1826 * config/cris/aout.h: Remove.
1827 * config/cris/aout.opt: Remove.
1828 * config/cris/t-aout: Remove.
1829 * config/i386/beos-elf.h: Remove.
1830 * config/i386/kaos-i386.h: Remove.
1831 * config/i386/ptx4-i.h: Remove.
1832 * config/i386/sco5.h: Remove.
1833 * config/i386/sco5.opt: Remove.
1834 * config/i386/sysv4-cpp.h: Remove.
1835 * config/i386/sysv5.h: Remove.
1836 * config/i386/t-beos: Remove.
1837 * config/i386/t-sco5: Remove.
1838 * config/i386/t-uwin: Remove.
1839 * config/i386/uwin.asm: Remove.
1840 * config/i386/uwin.h: Remove.
1841 * config/kaos.h: Remove.
1842 * config/mips/windiss.h: Remove.
1843 * config/mt: Remove directory.
1844 * config/pa/pa-osf.h: Remove.
1845 * config/pa/pa-pro-end.h: Remove.
1846 * config/pa/t-pro: Remove.
1847 * config/ptx4.h: Remove.
1848 * config/rs6000/beos.h: Remove.
1849 * config/rs6000/kaos-ppc.h: Remove.
1850 * config/rs6000/t-beos: Remove.
1851 * config/rs6000/windiss.h: Remove.
1852 * config/sh/kaos-sh.h: Remove.
1853 * config/sol2-6.h: Remove.
1854 * config/sparc/sol26-sld.h: Remove.
1855 * config/sparc/sysv4-only.h: Remove.
1856 * config/vax/bsd.h: Remove.
1857 * config/vax/t-memfuncs: Remove.
1858 * config/vax/ultrix.h: Remove.
1859 * config/vax/vaxv.h: Remove.
1860 * config/windiss.h: Remove.
1862 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1864 PR rtl-optimization/36438
1865 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1866 for vector shifts with constant scalar shift operands.
1868 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1870 * doc/invoke.texi: Document -march=xlr.
1871 * config/mips/xlr.md: New file.
1872 * config/mips/mips.md: Include it.
1874 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1875 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1876 (mips_rtx_cost_data): Likewise.
1878 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1880 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1881 PRE_INC and PRE_DEC cases.
1883 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1885 PR rtl-optimization/36419
1886 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1887 the emitting jump insn.
1890 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1891 is not bool, boolify the whole *expr_p and convert to the desired type.
1893 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1895 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1896 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1897 Add omp_private_outer_ref hook, add another argument to
1898 omp_clause_default_ctor hook.
1899 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1900 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1901 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1902 hook_tree_tree_tree_tree_null.
1903 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1904 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1905 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1906 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1907 * tree.def (OMP_TASK): New tree code.
1908 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1909 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1910 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1911 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1912 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1913 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1914 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1915 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1916 (OMP_DIRECTIVE_P): Add OMP_TASK.
1917 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1918 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1919 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1920 and OMP_CLAUSE_UNTIED entries.
1921 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1923 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1924 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1925 * tree-pretty-print.c (dump_omp_clause): Handle
1926 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1927 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1928 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1929 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1930 warning about unsigned iterators. Change decl/init/cond/incr
1931 arguments to TREE_VECs, check arguments for all collapsed loops.
1932 (c_finish_omp_taskwait): New function.
1933 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1935 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1936 default_function_array_conversion on init. Add par_clauses argument.
1937 If decl is present in parallel's lastprivate clause, change it to
1938 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1939 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1940 collapse count in clauses.
1941 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1942 c_parser_omp_for_loop callers.
1943 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1944 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1945 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1946 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1948 (c_parser_omp_clause_schedule): Handle schedule(auto).
1949 Include correct location in the error message.
1950 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1951 and PRAGMA_OMP_CLAUSE_UNTIED.
1952 (OMP_TASK_CLAUSE_MASK): Define.
1953 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1954 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1955 * tree-nested.c (convert_nonlocal_omp_clauses,
1956 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1957 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1958 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1959 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1961 (conver_nonlocal_reference, convert_local_reference,
1962 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1963 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1964 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1965 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1966 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1967 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1968 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1969 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1970 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1972 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1973 * c-common.h (c_finish_omp_taskwait): New prototype.
1974 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1975 * tree-parloops.c (create_parallel_loop): Create 1 entry
1976 vectors for OMP_FOR_{INIT,COND,INCR}.
1977 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1978 (make_edges): Handle OMP_TASK.
1979 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1980 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1981 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1982 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1983 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1984 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1985 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1986 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1987 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1988 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1989 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1990 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1991 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1992 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1993 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1994 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1995 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1996 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1997 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1998 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1999 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2000 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2001 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2002 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2003 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2004 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2005 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2006 original iterator is present in lastprivate clause or if
2007 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2008 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2009 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2010 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2011 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2012 if it is set, lookup var in outer contexts too. Handle
2013 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2014 to be implicitly determined firstprivate for task regions.
2015 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2016 if it is set, lookup var in outer contexts too. Set
2017 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2018 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2019 OMP_CLAUSE_UNTIED. Take region_type as last argument
2020 instead of in_parallel and in_combined_parallel.
2021 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2023 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2024 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2025 (new_omp_context): Set default_kind to
2026 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2027 (omp_region_type): New enum.
2028 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2029 fields, add region_type.
2030 (new_omp_context): Take region_type as argument instead of is_parallel
2031 and is_combined_parallel.
2032 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2033 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2034 ctx->is_combined_parallel checks.
2035 (gimplify_omp_task): New function.
2036 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2038 * omp-low.c (extract_omp_for_data): Use schedule(static)
2039 for schedule(auto). Handle pointer and unsigned iterators.
2040 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2041 Add loops argument. Extract data for collapsed OMP_FOR loops.
2042 (expand_parallel_call): Assert sched_kind isn't auto,
2043 map runtime schedule to index 3.
2044 (struct omp_for_data_loop): New type.
2045 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2046 Add loop, loops, collapse and iter_type fields.
2047 (workshare_safe_to_combine_p): Disallow combined for if
2048 iter_type is unsigned long long. Don't combine collapse > 1 loops
2049 unless all bounds and steps are constant. Adjust extract_omp_for_data
2051 (expand_omp_for_generic): Handle pointer, unsigned and long long
2052 iterators. Handle collapsed OMP_FOR loops. Adjust
2053 for struct omp_for_data changes. If libgomp function doesn't return
2054 boolean_type_node, add comparison of the return value with 0.
2055 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2056 pointer, unsigned and long long iterators. Adjust for struct
2057 omp_for_data changes.
2058 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2059 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2060 unsigned long long. Allocate loops array, pass it to
2061 extract_omp_for_data. For collapse > 1 loops use always
2062 expand_omp_for_generic.
2063 (omp_context): Add sfield_map and srecord_type fields.
2064 (is_task_ctx, lookup_sfield): New functions.
2065 (use_pointer_for_field): Use is_task_ctx helper. Change first
2066 argument's type from const_tree to tree. Clarify comment.
2067 In OMP_TASK disallow copy-in/out sharing.
2068 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2069 (install_var_field): Add mask argument. Populate both record_type
2070 and srecord_type if needed.
2071 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2073 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2074 and DECL_FIELD_OFFSET.
2075 (scan_sharing_clauses): Adjust install_var_field callers. For
2076 firstprivate clauses on explicit tasks allocate the var by value in
2077 record_type unconditionally, rather than by reference.
2078 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2079 Use is_taskreg_ctx instead of is_parallel_ctx.
2080 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2081 (create_omp_child_function_name): Add task_copy argument, use
2082 *_omp_cpyfn* names if it is true.
2083 (create_omp_child_function): Add task_copy argument, if true create
2084 *_omp_cpyfn* helper function.
2085 (scan_omp_parallel): Adjust create_omp_child_function callers.
2086 Rename parallel_nesting_level to taskreg_nesting_level.
2087 (scan_omp_task): New function.
2088 (lower_rec_input_clauses): Don't run constructors for firstprivate
2089 explicit task vars which are initialized by *_omp_cpyfn*.
2090 Pass outer var ref to omp_clause_default_ctor hook if
2091 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2092 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2093 OMP_CLAUSE_REDUCTION_INIT.
2094 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2095 avoid duplicate setting of fields. Handle
2096 OMP_CLAUSE_PRIVATE_OUTER_REF.
2097 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2098 copy-out if TREE_READONLY, only copy-in.
2099 (expand_task_copyfn): New function.
2100 (expand_task_call): New function.
2101 (struct omp_taskcopy_context): New type.
2102 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2104 (lower_omp_parallel): Rename to...
2105 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2106 Call create_task_copyfn if srecord_type is needed. Adjust
2108 (task_shared_vars): New variable.
2109 (check_omp_nesting_restrictions): Warn if work-sharing,
2110 barrier, master or ordered region is closely nested inside OMP_TASK.
2111 Add warnings for barrier if closely nested inside of work-sharing,
2112 ordered, or master region.
2113 (scan_omp_1): Call check_omp_nesting_restrictions even for
2114 GOMP_barrier calls. Rename parallel_nesting_level to
2115 taskreg_nesting_level. Handle OMP_TASK.
2116 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2117 work-sharing construct, continue looking for them on parent parallel
2119 (lower_omp_for_lastprivate): Add lastprivate clauses
2120 to the beginning of dlist rather than end. Adjust for struct
2121 omp_for_data changes.
2122 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2123 not after it. Handle collapsed OMP_FOR loops, adjust for
2124 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2125 (get_ws_args_for): Adjust extract_omp_for_data caller.
2126 (scan_omp_for): Handle collapsed OMP_FOR
2127 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2128 (lower_omp_single_simple): If libgomp function doesn't return
2129 boolean_type_node, add comparison of the return value with 0.
2130 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2131 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2132 (parallel_nesting_level): Rename to...
2133 (taskreg_nesting_level): ... this.
2134 (is_taskreg_ctx): New function.
2135 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2137 (execute_lower_omp): Rename parallel_nesting_level to
2138 taskreg_nesting_level.
2139 (expand_omp_parallel): Rename to...
2140 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2141 Call omp_task_call for OMP_TASK regions.
2142 (expand_omp): Adjust caller, handle OMP_TASK.
2143 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2145 * bitmap.c (bitmap_default_obstack_depth): New variable.
2146 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2147 if argument is NULL and bitmap_default_obstack is already initialized.
2148 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2150 * matrix-reorg.c (matrix_reorg): Likewise.
2152 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/i386.md (*indirect_jump): Macroize using P
2155 mode iterator. Remove !TARGET_64BIT from insn constraints.
2156 (*tablejump_1): Ditto.
2157 (*indirect_jump_rex64): Remove insn pattern.
2158 (*tablejump_1_rex64): Ditto.
2159 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2160 and eh_return_si insn patterns.
2162 2008-06-06 Richard Guenther <rguenther@suse.de>
2164 * tree-ssa-structalias.c (merge_smts_into): Remove.
2165 (find_what_p_points_to): Do not bother to compute the
2166 points-to set for pt_anything pointers.
2167 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2168 for pt_anything pointers is ok.
2170 2008-06-06 Jan Hubicka <jh@suse.cz>
2172 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2174 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2176 * cgraph.c: Fix typos in comments.
2177 (cgraph_availability_names): Fix string typo.
2178 * fold-const.c: Fix typos in comments.
2179 (fold_binary): Fix typo in warning.
2180 * genautomata.c: Fix typos in comments.
2181 (check_presence_pattern_sets): Fix typo in local variable.
2182 (output_description): Fix typo in output.
2183 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2184 * hwint.h: Likewise.
2185 * matrix-reorg.c (check_allocation_function): Likewise.
2186 * omega.c (smooth_weird_equations): Likewise.
2187 * auto-inc-dec.c: Fix typos in comments.
2188 * bb-reorder.c: Likewise.
2189 * builtins.c: Likewise.
2190 * c-common.c: Likewise.
2191 * c-cppbuiltin.c: Likewise.
2192 * c-parser.c: Likewise.
2193 * c-pretty-print.c: Likewise.
2194 * cfgcleanup.c: Likewise.
2195 * cfgexpand.c: Likewise.
2196 * cfghooks.c: Likewise.
2197 * cfglayout.c: Likewise.
2198 * cfgloopmanip.c: Likewise.
2199 * cgraphunit.c: Likewise.
2200 * coverage.c: Likewise.
2201 * dbxout.c: Likewise.
2202 * df-byte-scan.c: Likewise.
2203 * df-core.c: Likewise.
2204 * df-problems.c: Likewise.
2205 * df-scan.c: Likewise.
2207 * dominance.c: Likewise.
2208 * domwalk.c: Likewise.
2210 * dwarf2out.c: Likewise.
2211 * emit-rtl.c: Likewise.
2212 * et-forest.c: Likewise.
2213 * function.c: Likewise.
2214 * function.h: Likewise.
2216 * gcov-io.c: Likewise.
2219 * genattrtab.c: Likewise.
2220 * ggc-page.c: Likewise.
2221 * gimplify.c: Likewise.
2222 * gthr-lynx.h: Likewise.
2223 * haifa-sched.c: Likewise.
2224 * ipa-cp.c: Likewise.
2225 * ipa-inline.c: Likewise.
2226 * ipa-prop.h: Likewise.
2227 * ipa-pure-const.c: Likewise.
2228 * ipa-struct-reorg.c: Likewise.
2229 * ipa-struct-reorg.h: Likewise.
2230 * ipa-type-escape.c: Likewise.
2232 * loop-doloop.c: Likewise.
2233 * mips-tfile.c: Likewise.
2234 * mkmap-flat.awk: Likewise.
2235 * mkmap-symver.awk: Likewise.
2236 * modulo-sched.c: Likewise.
2237 * omp-low.c: Likewise.
2238 * optabs.c: Likewise.
2239 * optabs.h: Likewise.
2241 * passes.c: Likewise.
2242 * postreload-gcse.c: Likewise.
2243 * postreload.c: Likewise.
2244 * predict.c: Likewise.
2245 * pretty-print.h: Likewise.
2246 * profile.c: Likewise.
2247 * protoize.c: Likewise.
2248 * ra-conflict.c: Likewise.
2250 * recog.c: Likewise.
2251 * regclass.c: Likewise.
2253 * reload.c: Likewise.
2254 * rtl-error.c: Likewise.
2255 * rtlanal.c: Likewise.
2257 * sched-rgn.c: Likewise.
2260 * target.h: Likewise.
2261 * tree-dfa.c: Likewise.
2262 * tree-eh.c: Likewise.
2263 * tree-flow-inline.h: Likewise.
2264 * tree-inline.c: Likewise.
2265 * tree-into-ssa.c: Likewise.
2266 * tree-loop-distribution.c: Likewise.
2267 * tree-nested.c: Likewise.
2268 * tree-parloops.c: Likewise.
2269 * tree-pass.h: Likewise.
2270 * tree-pretty-print.c: Likewise.
2271 * tree-profile.c: Likewise.
2272 * tree-scalar-evolution.c: Likewise.
2273 * tree-sra.c: Likewise.
2274 * tree-ssa-alias-warnings.c: Likewise.
2275 * tree-ssa-ccp.c: Likewise.
2276 * tree-ssa-coalesce.c: Likewise.
2277 * tree-ssa-dom.c: Likewise.
2278 * tree-ssa-dse.c: Likewise.
2279 * tree-ssa-forwprop.c: Likewise.
2280 * tree-ssa-live.c: Likewise.
2281 * tree-ssa-live.h: Likewise.
2282 * tree-ssa-loop-im.c: Likewise.
2283 * tree-ssa-loop-ivopts.c: Likewise.
2284 * tree-ssa-loop-niter.c: Likewise.
2285 * tree-ssa-loop-prefetch.c: Likewise.
2286 * tree-ssa-phiopt.c: Likewise.
2287 * tree-ssa-phiprop.c: Likewise.
2288 * tree-ssa-sccvn.c: Likewise.
2289 * tree-ssa-ter.c: Likewise.
2290 * tree-ssa-threadupdate.c: Likewise.
2291 * tree-ssa.c: Likewise.
2292 * tree-vect-analyze.c: Likewise.
2293 * tree-vect-transform.c: Likewise.
2294 * tree-vectorizer.c: Likewise.
2295 * tree-vn.c: Likewise.
2296 * tree-vrp.c: Likewise.
2298 * tree.def: Likewise.
2300 * unwind-dw2-fde.c: Likewise.
2301 * unwind.inc: Likewise.
2302 * value-prof.c: Likewise.
2303 * vmsdbgout.c: Likewise.
2305 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2307 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2308 always place FP constants in the TOC for TARGET_POWERPC64.
2309 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2311 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2313 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2314 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2315 enable for TARGET_E500_DOUBLE.
2316 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2317 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2318 floating-point modes like integer modes for E500 double.
2319 (rs6000_legitimate_offset_address_p): Likewise.
2320 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2321 addressing for DDmode for E500 double.
2322 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2323 modes as using 64-bits of registers for E500 double.
2324 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2325 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2326 specially for E500 double.
2327 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2328 TDmode for E500 double.
2329 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2330 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2331 (rs6000_split_multireg_move): Do not handle TDmode specially for
2333 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2334 using 64-bit registers for E500 double.
2335 (emit_frame_save): Do not handle DDmode specially for E500 double.
2336 (gen_frame_mem_offset): Likewise.
2337 (rs6000_function_value): Do not call spe_build_register_parallel
2338 for DDmode or TDmode.
2339 (rs6000_libcall_value): Likewise.
2340 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2341 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2344 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2346 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2349 2008-06-04 Junjie Gu <jgu@tensilica.com>
2351 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2352 comparison for frame pointers.
2354 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2357 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2359 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2362 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2363 register is already smaller or equal to required mode.
2365 2008-06-04 Xinliang David Li <davidxl@google.com>
2367 * tree-call-cdce.c: New file.
2368 (cond_dead_built_in_calls): New static variable.
2369 (input_domain): New struct.
2370 (check_pow): New function.
2371 (check_builtin_call): Ditto.
2372 (check_target_format): Ditto.
2373 (is_call_dce_candidate): Ditto.
2374 (gen_one_condition): Ditto.
2375 (gen_conditions_for_domain): Ditto.
2376 (get_domain): Ditto.
2377 (gen_conditions_for_pow_cst_base): Ditto.
2378 (gen_conditions_for_pow_int_base): Ditto.
2379 (gen_conditions_for_pow): Ditto.
2380 (get_no_error_domain): Ditto.
2381 (gen_shrink_wrap_conditions): Ditto.
2382 (shrink_wrap_one_built_in_call): Ditto.
2383 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2384 (tree_call_cdce): Ditto.
2385 (gate_call_cdce): Ditto.
2386 (pass_call_cdce): New gimple pass.
2387 * passes.c: (init_optimization_passes): New pass.
2388 * tree-pass.h: New pass declaration.
2389 * opts.c (decode_options): New flag setting.
2390 * common.opt: Add -ftree-builtin-call-dce flag.
2391 * Makefile.in: Add new source file.
2392 * tempvar.def: New tv_id.
2393 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2395 2008-06-04 Richard Guenther <rguenther@suse.de>
2397 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2398 (is_call_clobbered): Always check var_ann->call_clobbered.
2399 (mark_call_clobbered): Always set var_ann->call_clobbered.
2400 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2401 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2402 (reset_alias_info): Clear call clobbering info on MTAGs and
2404 (set_pt_anything): Set pt_global_mem.
2405 (create_tag_raw): Adjust comment.
2406 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2408 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2409 Maxim Kuvyrkov <maxim@codesourcery.com>
2411 * config/m68k/m68k.opt (mxgot): New option.
2412 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2413 (m68k_output_addr_const_extra): New.
2414 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2415 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2416 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2417 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2419 2008-06-04 Richard Guenther <rguenther@suse.de>
2421 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2422 negative or non-representable offsets.
2424 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2426 * config/i386/i386.c (ix86_gen_leave): New.
2427 (ix86_gen_pop1): Likewise.
2428 (ix86_gen_add3): Likewise.
2429 (ix86_gen_sub3): Likewise.
2430 (ix86_gen_sub3_carry): Likewise.
2431 (ix86_gen_one_cmpl2): Likewise.
2432 (ix86_gen_monitor): Likewise.
2433 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2434 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2435 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2436 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2437 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2438 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2439 (ix86_expand_epilogue): Updated.
2440 (print_operand): Handle integer register operand for 'z'.
2441 (ix86_expand_strlensi_unroll_1): Likewise.
2442 (ix86_expand_strlen): Likewise.
2443 (ix86_expand_builtin): Likewise.
2444 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2445 mov{q}/mov{l} and add{q}/add{l}.
2447 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2449 * config/i386/i386.md (P): New mode iterator.
2450 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2451 using P mode iterator.
2452 (DFmode push_operand splitter): Ditto.
2453 (XFmode push_operand splitter): Ditto.
2454 (DFmode float_extend SFmode push_operand splitter): Ditto.
2455 (XFmode float_extend SFmode push_operand splitter): Do not generate
2456 SImode pushes for 64bit target. Macroize Dimode and SImode
2457 pushes using P mode iterator.
2458 (XFmode float_extend DFmode push_operand splitter): Ditto.
2460 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2462 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2463 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2464 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2466 (ix86_call_abi_override): Remove check for call_used_regs.
2468 2008-06-03 Richard Guenther <rguenther@suse.de>
2470 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2471 for the lhs of calls if the return type contains pointers.
2473 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2475 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2476 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2477 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2478 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2479 of cfun and DEFAULT_ABI to deceide abi mode.
2481 (REG_PARM_STACK_SPACE): Removed.
2482 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2483 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2484 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2485 (ix86_function_abi): Likewise.
2486 (ix86_function_type_abi): Likewise.
2487 (ix86_call_abi_override): Likewise.
2488 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2489 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2490 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2491 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2493 (X86_64_REGPARM_MAX): New.
2494 (X86_64_SSE_REGPARM_MAX): New.
2495 (X64_REGPARM_MAX): New.
2496 (X64_SSE_REGPARM_MAX): New.
2497 (X86_32_REGPARM_MAX): New.
2498 (X86_32_SSE_REGPARM_MAX): New.
2499 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2500 (ix86_function_regparm): Handle user calling abi.
2501 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2502 by DEFAULT_ABI versus SYSV_ABI check.
2503 (ix86_reg_parm_stack_space): New.
2504 (ix86_function_type_abi): New.
2505 (ix86_call_abi_override): New.
2506 (ix86_function_abi): New.
2507 (ix86_cfun_abi): New.
2508 (init_cumulative_args): Call abi specific initialization.
2509 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2510 (function_arg_64): Extend SSE_REGPARM_MAX check.
2511 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2512 (ix86_pass_by_reference): Likewise.
2513 (ix86_function_value_regno_p): Likewise.
2514 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2515 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2516 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2517 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2518 (setup_incoming_varargs_64): Adjust regparm for call abi.
2519 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2520 (ix86_va_start): Likewise.
2521 (ix86_gimplify_va_arg): Likewise.
2522 (ix86_expand_prologue): Likewise.
2523 (output_pic_addr_const): Likewise.
2524 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2525 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2526 (x86_output_mi_thunk): Likewise.
2527 (x86_function_profiler): Likewise.
2528 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2529 (SYSV_ABI, MS_ABI): New constants.
2531 (init_regs): Add prototype of function in regclass.c file.
2532 (OVERRIDE_ABI_FORMAT): New.
2533 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2534 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2535 (OUTGOING_REG_PARM_STACK_SPACE): New.
2536 (ix86_reg_parm_stack_space): New prototype.
2537 (CUMULATIVE_ARGS): Add call_abi member.
2538 (machine_function): Add call_abi member.
2539 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2540 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2542 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2545 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2546 (avr_builtin_setjmp_frame_value): New function.
2547 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2548 (nonlocal_goto): Define.
2550 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2552 * config/mips/mips.c (mips_emit_loadgp): Return early if
2553 there is nothing do to, otherwise emit a blockage if
2554 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2555 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2557 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2559 * configure.ac: Drop unneeded backslash ending up in config.in.
2560 * acinclude.m4: Likewise.
2561 * config.in: Regenerate.
2563 2008-05-26 Jan Hubicka <jh@suse.cz>
2565 * predict.c (maybe_hot_frequency_p): Break out of...
2566 (maybe_hot_bb_p): ... here.
2567 (maybe_hot_edge_p): New.
2568 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2569 * basic-block.h (maybe_hot_edge_p): Declare.
2571 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2574 (*cmpfp_<mode>_cc): Ditto.
2575 (*fp_jcc_8<mode>_387): Ditto.
2576 (*fop_<MODEF:mode>_2_i387): Ditto.
2577 (*fop_<MODEF:mode>_3_i387): Ditto.
2578 (*fop_xf_2_i387): Ditto.
2579 (*fop_xf_3_i387): Ditto.
2581 2008-06-02 Tomas Bily <tbily@suse.cz>
2583 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2585 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2587 * config/mips/mips.c (mips_valid_offset_p): New function.
2588 (mips_valid_lo_sum_p): Likewise.
2589 (mips_classify_address): Use them.
2590 (mips_force_address): New function.
2591 (mips_legitimize_address): Use it.
2592 * config/mips/mips.md (MOVE128): New mode iterator.
2593 (movtf): Require TARGET_64BIT. Remove empty strings.
2594 (*movtf_internal): Rename to...
2595 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2596 of "R" and use {,fp}{load,store} attributes instead of "multi".
2597 Use a separate define_split.
2598 (*movtf_mips16): New pattern.
2600 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2602 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2603 * config/mips/mips.c (mips_expand_before_return): New function.
2604 (mips_expand_epilogue): Call it.
2605 * config/mips/mips.md (return): Turn into a define_expand.
2606 (*return): New insn.
2608 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2610 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2611 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2612 functions. Do not emit uses and clobbers of CONCATs; individually
2613 use and clobber their operands.
2614 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2615 gen_clobber, emit_use and gen_use.
2616 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2617 (expand_builtin_return): Likewise.
2618 * cfgbuild.c (count_basic_blocks): Likewise.
2619 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2620 * explow.c (emit_stack_restore): Likewise.
2621 * expmed.c (extract_bit_field_1): Likewise.
2622 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2623 (emit_move_multi_word, store_constructor): Likewise.
2624 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2625 (thread_prologue_and_epilogue_insns): Likewise.
2626 * lower-subreg.c (resolve_simple_move): Likewise.
2627 * optabs.c (widen_operand, expand_binop): Likewise.
2628 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2629 * reload.c (find_reloads): Likewise.
2630 * reload1.c (eliminate_regs_in_insn): Likewise.
2631 * stmt.c (expand_nl_goto_receiver): Likewise.
2632 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2633 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2634 * config/arm/arm.c (arm_load_pic_register): Likewise.
2635 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2636 * config/arm/arm.md (untyped_return): Likewise.
2637 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2638 * config/avr/avr.c (expand_prologue): Likewise.
2639 * config/bfin/bfin.c (do_unlink): Likewise.
2640 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2641 * config/cris/cris.c (cris_expand_prologue): Likewise.
2642 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2643 (machopic_legitimize_pic_address): Likewise.
2644 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2645 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2646 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2647 (ix86_expand_convert_uns_didf_sse): Likewise.
2648 (ix86_expand_vector_init_general): Likewise.
2649 * config/ia64/ia64.md (eh_epilogue): Likewise.
2650 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2651 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2652 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2653 (config/iq2000/iq2000.c): Likewise.
2654 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2655 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2656 (builtin_longjmp): Likewise.
2657 * config/mn10300/mn10300.md (call, call_value): Likewise.
2658 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2659 * config/pdp11/pdp11.md (abshi2): Likewise.
2660 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2661 * config/s390/s390.c (s390_emit_prologue): Likewise.
2662 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2663 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2664 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2665 * config/sh/sh.c (prepare_move_operands): Likewise.
2666 (output_stack_adjust, sh_expand_epilogue): Likewise.
2667 (sh_set_return_address, sh_expand_t_scc): Likewise.
2668 * config/sparc/sparc.c (load_pic_register): Likewise.
2669 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2670 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2671 * config/v850/v850.c (expand_epilogue): Likewise.
2673 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2675 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2676 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2677 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2678 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2679 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2680 stack pointer register.
2681 (output_movhi): Remove code for interrupt specific writing to the
2682 stack pointer register.
2684 2008-05-31 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/34244
2687 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2688 (tree_expr_nonzero_warnv_p): Likewise.
2689 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2690 ssa_name_nonnegative_p.
2691 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2692 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2693 not tree_expr_nonzero_warnv_p.
2695 PR tree-optimization/36262
2697 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2699 PR tree-optimization/34244
2700 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2701 (record_numbers_of_iterations): New function.
2702 (execute_vrp): Cache the numbers of iterations of loops.
2703 * tree-scalar-evolution.c (scev_reset_except_niters):
2705 (scev_reset): Use scev_reset_except_niters.
2706 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2708 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2710 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2711 __WORKAROUND_RETS when appropriate.
2713 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2716 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2718 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2719 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2720 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2721 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2722 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2723 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2724 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2725 *fop_df_1_sse insn patterns using MODEF mode iterator.
2726 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2727 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2728 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2729 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2730 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2731 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2732 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2733 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2734 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2735 (*fop_xf_5_i387): Ditto.
2736 (*fop_xf_6_i387): Ditto.
2738 2008-05-30 Richard Guenther <rguenther@suse.de>
2740 * builtins.c (build_string_literal): Avoid generating
2741 a non-gimple_val result.
2743 2008-05-30 DJ Delorie <dj@redhat.com>
2745 * exec-tool.in: Use an environment variable (private) instead of a
2746 file (shared) as a semaphore, so as to not break parallel builds.
2748 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2750 * optabs.c (maybe_encapsulate_block): Remove.
2751 (emit_libcall_block): Adjust accordingly.
2752 * optabs.h (maybe_encapsulate_block): Remove prototype.
2754 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2755 Don't use maybe_encapsulate_block.
2757 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2759 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2760 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2761 rtx is a SYMBOL_REF before calling get_pool_constant.
2763 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2765 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2767 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2769 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2770 rather than OS names to choose INO_T_EQ definition.
2771 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2772 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2774 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2777 * config/darwin-f.c: New.
2778 * config/t-darwin: Added rule to build darwin-f.o.
2779 * config.gcc: Defined new variable, fortran_target_objs.
2780 (*-*-darwin*): Set fortran_target_objs.
2781 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2782 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2783 * configure: Regenerated.
2785 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2788 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2789 canonical type if needed.
2791 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2793 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2795 2008-05-29 Richard Guenther <rguenther@suse.de>
2797 PR tree-optimization/36343
2798 PR tree-optimization/36346
2799 PR tree-optimization/36347
2800 * tree-flow.h (clobber_what_p_points_to): Declare.
2801 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2802 pointed-to variable is dereferenced is irrelevant to whether
2803 the pointer can access the pointed-to variable.
2804 (clobber_what_p_points_to): New function.
2805 * tree-ssa-alias.c (set_initial_properties): Use it.
2806 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2807 call clobber check for NMTs.
2809 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2811 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2812 for printing gcov_type.
2814 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2816 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2817 and the eh region information.
2818 * value-prof.c (gimple_move_stmt_histograms): New function.
2819 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2821 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2823 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2825 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2827 * value-prof.c (tree_ic_transform): Print counts.
2828 * tree-profile.c (tree_gen_ic_func_profiler):
2829 Clear __gcov_indreict_call_callee variable to avoid misattribution
2832 2008-05-28 Rafael Espindola <espindola@google.com>
2834 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2837 2008-05-28 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/36339
2840 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2841 and clobbering code out of the loop.
2843 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2845 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2848 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2849 s390_contiguous_bitmask_p, s390_symref_operand_p,
2850 s390_check_symref_alignment, s390_reload_larl_operand,
2851 s390_reload_symref_address): New functions.
2852 (s390_branch_condition_mnemonic): Support compare and branch
2854 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2855 and 'W' constraints.
2856 (s390_secondary_reload): Add secondary reloads for unaligned
2857 symbol refs or symbol refs to floating point or QI/TI mode
2859 (legitimate_address_p): Accept symbol references as addresses.
2860 (s390_expand_insv): Use rotate and insert selected bits
2861 instruction for insv when building for z10.
2862 (print_operand_address): Handle symbol ref addresses.
2863 (print_operand): Output modifier 'c' added for signed byte values.
2864 (s390_encode_section_info): Mark symbol refs with
2865 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2867 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2868 (length attribute): RRF, RRR have 4 byte length.
2869 (FPALL, INTALL): New mode iterators added.
2870 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2871 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2872 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2873 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2874 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2875 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2876 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2877 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2879 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2880 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2881 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2882 reload<INTALL:mode><P:mode>_toreg_z10,
2883 reload<FPALL:mode><P:mode>_tomem_z10,
2884 reload<FPALL:mode><P:mode>_toreg_z10,
2885 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2886 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2887 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2888 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2890 (movmem, clrmem, cmpmem): New splitters added.
2892 * config/s390/predicates.md (larl_operand): Use
2893 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2894 SYMBOL_REF_ALIGN1_P.
2895 (s390_signed_integer_comparison,
2896 s390_unsigned_integer_comparison): New predicates.
2898 * config/s390/s390-protos.h (s390_check_symref_alignment,
2899 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2900 s390_reload_symref_address,
2901 s390_compare_and_branch_condition_mask): Prototypes added.
2903 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2904 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2905 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2907 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2909 * config/s390/s390.c (z10_cost): New cost function for z10.
2910 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2911 (s390_issue_rate): Adjust issue rate for z10.
2912 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2913 (processor_flags): Add PF_Z10.
2914 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2915 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2916 * gcc/config.gcc: Add z10.
2918 2008-05-28 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/36291
2921 * tree-flow. h (struct gimple_df): Remove var_anns member.
2922 * tree-flow-inline.h (gimple_var_anns): Remove.
2923 (var_ann): Simplify.
2924 * tree-dfa.c (create_var_ann): Simplify.
2925 (remove_referenced_var): Clear alias info from var_anns of globals.
2926 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2927 (delete_tree_ssa): Clear alias info from var_anns of globals.
2928 Do not free var_anns.
2929 (var_ann_eq): Remove.
2930 (var_ann_hash): Likewise.
2932 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2934 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2935 and loongson2f entries.
2936 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2937 * config/mips/mips.h (processor_type): Add Loongson-2E
2938 and Loongson-2F entries.
2939 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2940 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2941 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2942 * doc/invoke.texi (MIPS Options): Document loongson2e
2943 and loongson2f processor names.
2945 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2949 * config/i386/i386.c (ix86_function_arg_boundary): Use
2950 alignment of canonical type.
2951 (ix86_expand_vector_move): Check unaligned memory access for
2954 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2956 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2957 Moved to the front of file.
2959 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2960 H.J. Lu <hongjiu.lu@intel.com>
2962 * dwarf2out.c (current_fde): New.
2964 (lookup_cfa:): Likewise.
2965 (dwarf2out_end_epilogue): Likewise.
2966 (dwarf2out_note_section_used): Likewise.
2968 2008-05-27 Michael Matz <matz@suse.de>
2971 * c.opt (Wenum-compare): New warning option.
2972 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2974 2008-05-27 Michael Matz <matz@suse.de>
2977 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2979 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2980 into memory as tail calls.
2982 2008-05-27 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/36339
2985 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2986 pointers cause all addressable variables to be call clobbered.
2988 2008-05-27 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/36245
2991 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2993 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2995 * config/s390/s390.md: Replace all occurences of the 'm'
2996 constraint with 'RT'.
2998 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3000 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3002 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3004 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3005 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3006 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3008 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3010 * reload.c: (find_reloads): Skip alternatives according to the
3011 "enabled" attribute. Constify the constraint variable.
3012 * recog.c (get_attr_enabled): Add default implementation.
3013 (extract_insn): Set the alternative_enabled_p array
3014 in the recog_data struct.
3015 (preprocess_constraints, constrain_operands): Skip
3016 alternatives according to the "enabled" attribute
3017 * recog.h (struct recog_data): New field alternative_enabled_p.
3018 (skip_alternative): New inline function.
3019 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3020 (record_reg_classes): Skip alternative according to the
3021 "enabled" attribute.
3023 * doc/md.texi: Add documention for the "enabled" attribute.
3025 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3027 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3028 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3029 constraint with TARGET_MEM_CONSTRAINT.
3030 * recog.c (asm_operand_ok, preprocess_constraints,
3031 constrain_operands): Likewise.
3032 * regclass.c (record_reg_classes): Likewise.
3033 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3034 * reload1.c (maybe_fix_stack_asms): Likewise.
3035 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3036 * recog.h: Adjust comment.
3037 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3038 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3039 * doc/md.texi: Add a note to description of 'm' constraint.
3040 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3042 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3044 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3045 that the bitfield is of integral type before testing its precision.
3047 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3048 Sa Liu <saliu@de.ibm.com>
3050 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3051 __modti3, __udivti3, __umodti3 and __udivmodti4.
3052 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3053 that implement TImode mul and div functions.
3054 * config/spu/multi3.c: New. Implement __multi3.
3055 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3056 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3059 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3061 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3062 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3063 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3064 tls_sysv_suffix): New mode and mode attribute iterators.
3065 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3066 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3067 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3068 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3069 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3072 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3074 PR tree-optimization/36329
3075 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3076 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3077 * cgraphbuild.c (initialize_inline_failed): Use the latter
3078 macro in lieu of the former.
3079 * ipa-inline.c (cgraph_mark_inline): Likewise.
3080 (cgraph_decide_inlining_of_small_function): Likewise.
3081 (cgraph_decide_inlining): Likewise.
3082 (cgraph_decide_inlining_incrementally): Likewise.
3084 2008-05-26 Tristan Gingold <gingold@adacore.com>
3085 Anatoly Sokolov <aesok@post.ru>
3087 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3088 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3089 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3090 optimization for 'avr6' architecture.
3092 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3095 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3097 2008-05-26 Richard Guenther <rguenther@suse.de>
3099 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3100 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3102 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3105 * caller-save.c (insert_restore): Verify alignment of spill space.
3106 (insert_save): Likewise.
3107 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3108 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3109 (STACK_SLOT_ALIGNMENT): Likewise.
3110 * function.c (LOCAL_ALIGNMENT): Removed.
3111 (get_stack_local_alignment): New.
3112 (assign_stack_local): Use it. Set alignment on stack slot.
3113 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3114 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3115 (STACK_SLOT_ALIGNMENT): New.
3116 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3117 stack slot in XFmode.
3119 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3121 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3124 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3125 argument operand in rax isn't removed.
3127 2008-05-26 Richard Guenther <rguenther@suse.de>
3130 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3131 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3133 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3136 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3138 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3140 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3141 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3143 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3145 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3146 build a trampoline if we don't want one.
3147 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3148 return zero for nested functions if we don't want a trampoline.
3150 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3152 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3154 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3157 * c.opt: Removed undocumented option '-lang-fortran'.
3158 * c-common.h: Removed global variable 'lang_fortran'.
3159 * c-opts.c (c_common_handle_option): Removed code to handle
3160 option '-lang-fortran'. Updated includes.
3161 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3162 definition of '__GFORTRAN__'.
3163 (define__GNUC__): Reimplemented to use BASEVER and
3164 cpp_define_formatted.
3165 (builtin_define_with_value_n): Removed.
3166 * c-incpath.h: Renamed to ...
3167 * incpath.h: ... this.
3168 * c-incpath.c: Renamed to ...
3169 * incpath.c: ... this. Updated includes.
3170 * fix-header.c: Updated includes.
3171 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3172 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3173 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3175 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3177 * tree.h: Update the table of flags used on tree nodes.
3178 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3179 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3180 (FORCED_LABEL): Add access check.
3181 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3182 (ASM_INPUT_P): Likewise.
3183 (ASM_VOLATILE_P): Likewise.
3184 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3185 (OMP_SECTION_LAST): Access private_flag directly.
3186 (OMP_RETURN_NOWAIT): Likewise.
3187 (OMP_PARALLEL_COMBINED): Likewise.
3188 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3189 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3190 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3191 deprecated_flag directly.
3193 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3195 * final.c (frame_pointer_needed): Removed.
3196 * flags.h (frame_pointer_needed): Likewise.
3198 * function.h (rtl_data): Add frame_pointer_needed.
3199 (frame_pointer_needed): New.
3201 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3203 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3205 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3207 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3210 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3212 * c-common.c (strip_array_types): Move function to..
3214 (get_inner_array_type): Delete.
3215 * c-common.h (strip_array_types): Move declaration to..
3217 (get_inner_array_type): Delete.
3218 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3219 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3220 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3221 * config/pa/pa.c (emit_move_sequence): Likewise.
3223 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3225 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3228 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3230 * function.c: Include target hook for nonlocal_goto frame value.
3232 2008-05-24 Richard Guenther <rguenther@suse.de>
3234 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3235 variable can be only accessed through a pointer or a union.
3237 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3240 * doc/extend.texi: Likewise.
3242 2008-05-23 DJ Delorie <dj@redhat.com>
3244 * config/m32c/jump.md (untyped_call): Add.
3246 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3248 (m32c_address_cost): Detail costs for indirect offsets.
3250 2008-05-23 Rafael Espindola <espindola@google.com>
3252 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3253 if a node is a SUBREG.
3254 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3257 2008-05-23 Paul Brook <paul@codesourcery.com>
3258 Carlos O'Donell <carlos@codesourcery.com>
3260 * doc/extend.texi: Clarify use of __attribute__((naked)).
3261 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3262 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3263 * function.c (use_register_for_decl): Use
3264 targetm.calls.allocate_stack_slots_for_args.
3265 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3266 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3267 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3269 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3271 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3273 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3275 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3276 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3277 is only rounded once.
3279 2008-05-23 Richard Guenther <rguenther@suse.de>
3281 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3283 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3284 Jakub Jelinek <jakub@redhat.com>
3287 * configure.ac: Handle --enable-cld.
3288 * configure: Regenerated.
3289 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3290 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3291 (ix86_current_function_needs_cld): New define.
3292 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3293 (cld): New isns pattern.
3294 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3295 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3296 * config/i386/i386.opt (mcld): New option.
3297 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3298 TARGET_CLD and ix86_current_function_needs_cld.
3299 (override_options): Use -mcld by default for 32-bit code if
3302 * doc/install.texi (Options specification): Document --enable-cld.
3303 * doc/invoke.texi (Machine Dependent Options)
3304 [i386 and x86-64 Options]: Add -mcld option.
3305 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3307 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3308 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3309 (return_in_memory_64): Likewise.
3310 (return_in_memory_ms_64): Likewise.
3312 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3315 * builtins.c (fold_builtin_fpclassify): New.
3316 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3317 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3318 * c-common.c (handle_type_generic_attribute): Adjust to accept
3319 fixed arguments before an elipsis.
3320 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3321 * doc/extend.texi: Document __builtin_fpclassify.
3323 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3325 * omp-low.c (gate_expand_omp_ssa): Remove.
3326 (pass_expand_omp_ssa): Remove.
3327 (gate_expand_omp): Do not check for flag_openmp_ssa.
3328 * common.opt (-fopenmp-ssa): Remove.
3329 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3331 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3333 * config/sh/sh.opt (mfixed-range): New option.
3334 * config/sh/sh-protos.h (sh_fix_range): Declare.
3335 * config/sh/sh.c (sh_fix_range): New function.
3336 * config/sh/sh.h (sh_fixed_range_str): Declare.
3337 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3339 * doc/invoke.texi (SH Options): Document -mfixed-range.
3341 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3343 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3344 it before the redeclaration.
3346 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3348 * config/avr/avr.c (get_sequence_length): Add new function.
3349 (expand_prologue, expand_epilogue): Remove duplicate code.
3351 2008-05-22 Rafael Espindola <espindola@google.com>
3353 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3356 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3358 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3359 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3361 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3362 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3363 (vect_update_misalignment_for_peel): Likewise.
3364 (vector_alignment_reachable_p): Likewise.
3365 * tree-vect-transform.c (vectorizable_load): Likewise.
3366 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3367 (get_vectype_for_scalar_type): Pass mode of scalar_type
3368 to UNITS_PER_SIMD_WORD.
3370 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3371 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3372 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3373 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3374 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3376 2008-05-22 Ira Rosen <irar@il.ibm.com>
3378 PR tree-optimization/36293
3379 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3380 if the first load must be skipped because of a gap.
3382 2008-05-22 Richard Guenther <rguenther@suse.de>
3384 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3385 more cases of offset disambiguation that is possible if
3386 strict-aliasing rules apply.
3387 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3388 for basic offset and type-based disambiguation.
3390 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3392 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3393 ix86_expand_vector_set on V16QImode for SSE4.1.
3395 2008-05-21 Tom Tromey <tromey@redhat.com>
3397 * c.opt (Wimport): Mark as undocumented.
3398 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3400 (Warning Options): Likewise.
3401 * doc/cppopts.texi: Don't mention -Wimport.
3403 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3405 PR tree-optimization/36287
3406 PR tree-optimization/36286
3407 * lambda-code.c (build_access_matrix): Do not use the loop->num
3408 for computing the number of induction variables: use the loop depth
3411 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3414 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3415 option -f(no-)leading-underscore.
3417 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3419 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3420 GET_MODE_NUNITS (mode).
3422 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3424 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3425 (-mmulhw): Add 464 to description.
3426 (-mdlmzb): Likewise.
3427 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3428 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3430 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3431 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3432 * config/rs6000/rs6000.md: Update comments for 464.
3434 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3436 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3438 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3440 * config/i386/sse.md (vec_extractv4sf): Removed.
3441 (vec_extractv2df): Likewise.
3442 (vec_extractv2di): Likewise.
3443 (vec_extractv4si): Likewise.
3444 (vec_extractv8hi): Likewise.
3445 (vec_extractv16qi): Likewise.
3446 (vec_extract<mode>): New.
3448 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3450 * config/i386/sse.md (vec_setv4sf): Removed.
3451 (vec_setv2df): Likewise.
3452 (vec_setv2di): Likewise.
3453 (vec_setv4si): Likewise.
3454 (vec_setv8hi): Likewise.
3455 (vec_setv16qi): Likewise.
3456 (vec_set<mode>): New.
3458 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3460 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3461 goto for vec_concat and vec_interleave.
3463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3465 * config/i386/sse.md (vec_initv4sf): Removed.
3466 (vec_initv2df): Likewise.
3467 (vec_initv2di): Likewise.
3468 (vec_initv4si): Likewise.
3469 (vec_initv8hi): Likewise.
3470 (vec_initv16qi): Likewise.
3471 (vec_init<mode>): New.
3473 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3475 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3477 2008-05-21 Tom Tromey <tromey@redhat.com>
3479 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3480 (zone_find_object_offset): Likewise.
3481 (gt_ggc_m_S): Likewise.
3482 (highest_bit): Likewise.
3483 * ggc-page.c (gt_ggc_m_S): New function.
3484 * stringpool.c (string_stack): Remove.
3485 (init_stringpool): Update.
3486 (ggc_alloc_string): Use ggc_alloc.
3487 (maybe_delete_ident): New function.
3488 (ggc_purge_stringpool): Likewise.
3489 (gt_ggc_m_S): Remove.
3490 * ggc-common.c (ggc_protect_identifiers): New global.
3491 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3492 ggc_protect_identifiers.
3493 * ggc.h (ggc_protect_identifiers): Declare.
3494 (gt_ggc_m_S): Update.
3495 (ggc_purge_stringpool): Declare.
3496 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3497 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3499 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3501 2008-05-21 David S. Miller <davem@davemloft.net>
3503 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3506 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3508 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3511 2008-05-20 David Daney <ddaney@avtrex.com>
3513 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3514 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3515 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3516 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3517 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3518 (atomic_hiqi_op): New define_code_iterator.
3519 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3520 mips_expand_compare_and_swap_12.
3521 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3522 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3523 (sync_<optab><mode>, sync_old_<optab><mode>,
3524 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3525 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3526 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3527 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3528 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3529 (test_and_set_12): New insn.
3530 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3531 sync_new_<optab><mode>, sync_old_nand<mode>,
3532 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3533 clobber to operand 0 for SI and DI mode insns.
3534 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3535 mips_gen_fn_4): New typedefs.
3536 (mips_gen_fn_ptrs): Define new union type.
3537 (mips_expand_compare_and_swap_12): Remove declaration.
3538 (mips_expand_atomic_qihi): Declare function.
3539 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3540 (mips_expand_atomic_qihi): ... this. Use new generator function
3542 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3543 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3544 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3545 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3546 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3547 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3548 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3549 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3550 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3551 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3554 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3556 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3559 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3561 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3562 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3563 (avr_attribute_table): Add 'OS_main' function attribute.
3564 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3565 functions with 'OS_main' attribute.
3567 2008-05-20 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/35204
3570 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3571 helper, split out from ...
3572 (DFS): ... here. Make the DFS walk non-recursive.
3574 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3575 Jan Sjodin <jan.sjodin@amd.com>
3577 PR tree-optimization/36181
3578 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3579 (parallelize_loops): Don't parallelize when the loop has vector
3582 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3583 Sebastian Pop <sebastian.pop@amd.com>
3585 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3586 matrix, and never look at the tree representation of the memory
3588 (linear_transform_loops): Computes parameters and access matrices.
3589 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3591 (access_matrix_get_index_for_parameter): New.
3592 * tree-data-ref.h (struct access_matrix): New.
3593 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3594 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3595 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3596 am_vector_index_for_loop): New.
3597 (struct data_reference): Add field access_matrix.
3598 (DR_ACCESS_MATRIX): New.
3599 (compute_data_dependences_for_loop): Update declaration.
3600 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3601 * lambda.h (lambda_vector_vec_p): Declared.
3602 * lambda-code.c: Depend on pointer-set.h.
3603 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3604 av_for_af_base, av_for_af, build_access_matrix,
3605 lambda_compute_access_matrices): New.
3606 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3608 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3610 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3613 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3614 Sebastian Pop <sebastian.pop@amd.com>
3616 PR tree-optimization/36206
3617 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3619 (instantiate_scev_1): Rename flags to fold_conversions.
3620 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3621 outeside instantiation_loop.
3622 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3623 (evolution_function_is_affine_or_constant_p): Removed.
3624 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3626 (analyze_siv_subscript): Pass in the loop nest number.
3627 Call evolution_function_is_affine_in_loop instead of
3628 evolution_function_is_affine_p.
3629 (analyze_overlapping_iterations): Pass in the loop nest number.
3631 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3632 Sebastian Pop <sebastian.pop@amd.com>
3634 PR tree-optimization/36206
3635 * tree-chrec.h (chrec_fold_op): New.
3636 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3639 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3641 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3643 (remove_duplicates): Do not set inode on non-inode systems.
3646 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3648 * config.gcc (tm_file): Update comments about relative pathnames.
3650 2008-05-20 Richard Guenther <rguenther@suse.de>
3652 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3653 * tree-ssa-sccvn.c (process_scc): Likewise.
3654 * tree-ssa-sink.c (execute_sink_code): Likewise.
3655 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3656 * tree-vrp.c (process_assert_insertions): Likewise.
3657 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3658 (perform_tree_ssa_dce): Likewise.
3659 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3660 (dump_dominator_optimization_stats): Likewise.
3661 * tree-vectorizer.c (vectorize_loops): Likewise.
3663 2008-05-20 Richard Guenther <rguenther@suse.de>
3665 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3667 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3669 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3670 (ix86_i386elf_return_in_memory): Likewise.
3671 (ix86_i386interix_return_in_memory): Likewise.
3672 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3673 (SUBTARGET_RETURN_IN_MEMORY): New.
3674 * config/i386/i386elf.h: Likewise.
3675 * config/i386/ptx4-i.h: Likewise.
3676 * config/i386/sol2-10.h: Likewise.
3677 * config/i386/sysv4.h: Likewise.
3678 * config/i386/vx-common.h: Likewise.
3679 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3680 * config/i386/i386.c (ix86_return_in_memory): Made static and
3681 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3682 (ix86_i386elf_return_in_memory): Removed.
3683 (ix86_i386interix_return_in_memory): Removed.
3684 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3685 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3687 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3689 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3691 2008-05-19 Xinliang David Li <davidxl@google.com>
3693 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3695 * common.opt: Ditto.
3696 * doc/invoke.texi: Ditto.
3698 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3700 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3701 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3703 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3705 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3706 sizes of operand array from 8/4 to 4/2.
3707 (ix86_expand_vector_init_general): Change size of operand array
3708 from 32 to 16. Remove op0, op1 and half_mode.
3710 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3712 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3713 (ix86_expand_vector_init_interleave): Likewise.
3714 (ix86_expand_vector_init_general): Use them. Assert
3715 word_mode == SImode when n_words == 4.
3717 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.c (ix86_secondary_reload): New static function.
3720 (TARGET_SECONDARY_RELOAD): New define.
3721 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3722 * config/i386/i386.md (reload_outqi): Remove.
3724 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3727 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3728 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3729 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3730 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3731 (fold_builtin_1): Likewise.
3732 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3733 c-common.c (check_builtin_function_arguments): Handle
3734 BUILT_IN_ISINF_SIGN.
3735 * doc/extend.texi: Document __builtin_isinf_sign.
3736 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3738 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3740 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3741 EH cleanup at the end of the pass, search for those that have been
3742 turned into forwarder blocks and do the cleanup on their successor.
3744 2008-05-18 Richard Guenther <rguenther@suse.de>
3746 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3747 pointers to sizetype and vice versa.
3749 2008-05-18 Xinliang David Li <davidxl@google.com>
3751 * gcc/tree-ssa-dce.c: Coding style fix.
3752 (check_pow): Documentation comment.
3753 (check_log): Documenation comment. Coding style fix.
3754 (is_unnecessary_except_errno_call): Ditto.
3755 (gen_conditions_for_pow): Ditto.
3756 (gen_conditions_for_log): Ditto.
3757 (gen_shrink_wrap_conditions): Ditto.
3758 (shrink_wrap_one_built_in_calls): Ditto.
3759 * gcc/doc/invoke.texi: Better documentation string.
3760 * ChangeLog: Fix wrong change log entries from
3761 May 17 checkin on function call DCE.
3763 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3765 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3767 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3769 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3770 * df-problems.c (simulation routines): Fixed block comment to
3771 properly say how to add forwards scanning functions.
3773 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3775 * tree-inline.c (setup_one_parameter): Remove dead code.
3777 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3779 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3780 a BIT_AND_EXPR only for an INTEGER_TYPE.
3782 2008-05-17 Xinliang David Li <davidxl@google.com>
3784 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3785 (check_pow, check_log, is_unnecessary_except_errno_call): New
3786 functions to check for eliminating math functions that are pure
3787 except for setting errno.
3788 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3789 general condition expressions for shrink-wrapping pow/log calls.
3790 (gen_shrink_wrap_conditions): Ditto.
3791 (shrink_wrap_one_built_in_call): Ditto.
3792 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3793 (mark_operand_necessary): If debugging, output if OP is necessary.
3794 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3796 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3798 * gcc/common.opt: New user flag -ftree-builtin-dce.
3799 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3801 2008-05-16 David S. Miller <davem@davemloft.net>
3803 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3804 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3806 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3809 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3811 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3813 * ifcvt.c (dead_or_predicable): Rename
3814 df_simulate_one_insn_backwards to df_simulate_one_insn.
3815 * recog.c (peephole2_optimize): Ditto.
3816 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3818 * df.h: Rename df_simulate_one_insn_backwards to
3819 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3820 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3821 scanning of defs and uses.
3822 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3823 (df_simulate_one_insn_forwards): Removed.
3825 2008-05-16 Doug Kwan <dougkwan@google.com>
3827 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3829 (real_from_string): Handle NaNs and Inf as approriate.
3831 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3833 * doc/gty.texi (Source Files Containing Type Information): Note
3834 that headers should appear first in the gtfiles list.
3836 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3838 * tree.def (COND_EXEC): Properly documented this code.
3840 2008-05-16 Diego Novillo <dnovillo@google.com>
3842 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3843 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3846 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3848 * tree-ssa-dse (max_stmt_uid): Removed.
3849 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3850 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3851 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3852 * function.h (cfun.last_stmt_uid): New field.
3853 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3854 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3856 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3857 (create_stmt_ann): Initialize the ann->uid field.
3858 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3860 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3862 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3864 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3865 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3866 (init_empty_tree_cfg): Call it.
3868 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3870 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3873 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3875 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3876 * tree-dump.c (dump_options): New verbose option.
3877 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3879 * tree-pass.h (TDF_VERBOSE): New dump flag.
3880 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3881 (tree-flow.h): Added include.
3882 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3884 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3886 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3888 From Jie Zhang <jie.zhang@analog.com>
3889 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3890 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3891 mcpu=bf561-none and mcpu=bf561-0.2.
3892 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3893 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3894 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3895 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3896 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3897 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3898 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3900 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3901 (cputype_selected): Remove.
3902 (bfin_handle_option): Don't use cputype_selected.
3903 (override_options): When no mcpu option, enable all workarounds.
3904 Don't use bfin_workarounds.
3905 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3907 (DEFAULT_CPU_TYPE): Don't define.
3909 2008-05-16 Richard Guenther <rguenther@suse.de>
3911 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3912 on deletion of the last stmt.
3914 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3916 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3917 V8HImode for SSE2 and V16QImode for SSE4.1.
3919 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3921 * cgraph.h (compute_inline_parameters): Made public.
3922 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3923 variable_generate_summary, function_write_summary,
3924 variable_write_summary, variable_read_summary. Added generate_summary,
3925 write_summary, read_summary.
3926 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3927 pass_ipa_inline.function_generate_summary, to
3928 compute_inline_parameters.
3929 * ipa-inline.c (compute_inline_parameters): Made public and added
3931 (compute_inline_parameters_for_current): New function.
3932 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3933 (inline_generate_summary): Removed parameter and made to loop over
3935 (pass_ipa_inline): Updated for new IPA_PASS structure.
3936 * passes.c (execute_ipa_summary_passes): Now is called once per
3937 pass rather than once per node*pass.
3939 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3941 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3942 avr_have_mul_p, avr_asm_only_p): Remove variables.
3943 (avr_override_options): Remove initialization of removed variables.
3944 (avr_file_start): Convert removed variables to fields of
3945 'struct base_arch_s *avr_current_arch'.
3946 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3947 (AVR_HAVE_MUL): (Ditto.).
3948 (AVR_HAVE_MOVW): (Ditto.).
3949 (AVR_HAVE_LPMX): (Ditto.).
3950 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3951 avr_asm_only_p): Remove declaration.
3953 2008-05-15 Diego Novillo <dnovillo@google.com>
3955 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3956 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3958 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3961 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3962 Don't call record_truncated_value from here.
3963 (record_truncated_value): Turn it into a for_each_rtx callback.
3964 (record_truncated_values): New function.
3965 (combine_instructions): Call note_uses with record_truncated_values.
3966 Change name of check_conversion to check_promoted_subreg.
3968 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3970 * doc/sourcebuild.texi: Document support for torture tests.
3972 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3974 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3975 to alternative 4 of operand 2.
3977 2008-05-15 Richard Guenther <rguenther@suse.de>
3979 * tree-pass.h (current_pass): Declare.
3980 (get_pass_for_id): Likewise.
3981 * passes.c (passes_by_id, passes_by_id_size): New globals.
3982 (set_pass_for_id): New function.
3983 (get_pass_for_id): Likewise.
3984 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3985 (execute_function_todo): Flush per function statistics.
3986 * toplev.c (compile_file): Init statistics.
3987 (general_init): Do early statistics initialization.
3988 (finalize): Finish statistics.
3989 * statistics.h (statistics_early_init): Declare.
3990 (statistics_init): Likewise.
3991 (statistics_fini): Likewise.
3992 (statistics_fini_pass): Likewise.
3993 (statistics_counter_event): Likewise.
3994 (statistics_histogram_event): Likewise.
3995 * statistics.c: New file.
3996 * Makefile.in (OBJS-common): Add statistics.o.
3997 (statistics.o): Add dependencies.
3998 * doc/invoke.texi (-fdump-statistics): Document.
4000 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4002 (execute_pre): Use statistics_counter_event.
4003 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4004 (substitute_and_fold): Increment it. Use statistics_counter_event.
4006 2008-05-15 Diego Novillo <dnovillo@google.com>
4008 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4010 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4011 * tree-ssa-alias.c (new_type_alias): Remove references to
4012 sub-variables from comment.
4013 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4015 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4017 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4018 attribute to 1 only for insertps alternative.
4020 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4022 * config/bfin/bfin.md (loadbytes): New pattern.
4023 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4024 (bfin_init_builtins): Initialize it.
4025 (bdesc_1arg): Add it.
4027 2008-05-15 Sa Liu <saliu@de.ibm.com>
4029 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4030 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4031 * testsuite/lib/target-supports.exp: Add
4032 check_effective_target_fortran_integer_16.
4034 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4036 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4037 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4038 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4039 (TARGET_RETURN_IN_MEMORY): Define.
4041 2008-05-15 Richard Guenther <rguenther@suse.de>
4044 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4045 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4046 represent unmodifiable vars.
4048 2008-05-15 Richard Guenther <rguenther@suse.de>
4050 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4051 INDIRECT_REF and TARGET_MEM_REF.
4052 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4055 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4056 H.J. Lu <hongjiu.lu@intel.com>
4058 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4059 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4060 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4061 insn alternatives. Add missing alternatives.
4062 (*vec_concatv2di_rex64_sse4_1): Likewise.
4063 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4064 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4067 2008-05-15 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/36009
4070 PR tree-optimization/36204
4071 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4072 (determine_invariantness_stmt): Record the loop a store is
4074 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4077 2008-05-15 Richard Guenther <rguenther@suse.de>
4079 PR tree-optimization/34330
4080 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4081 through the pointer will alias the SMT.
4083 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4085 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4087 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4091 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4092 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4094 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4095 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4096 (vashl_optab): New optab for vector/vector shifts.
4097 (vashr_optab): Ditto.
4098 (vlshr_optab): Ditto.
4099 (vrotl_optab): Ditto.
4100 (vrotr_optab): Ditto.
4101 (optab_subtype): New enum for optab_for_tree_code call.
4102 (optab_for_tree_code): Add enum optab_subtype argument.
4104 * optabs.c (optab_for_tree_code): Take an additional argument to
4105 distinguish between a vector shift by a scalar and vector shift by
4106 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4107 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4108 vector shift by a vector.
4109 (expand_widen_pattern_expr): Pass additional argument to
4110 optab_for_tree_code.
4112 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4113 vrotl_optab, vrotr_optab.
4115 * expr.c (expand_expr_real_1): Update calls to
4116 optab_for_tree_code to distinguish between vector shifted by a
4117 scalar and vector shifted by a vector.
4118 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4119 (supportable_narrowing_operation): Ditto.
4120 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4121 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4122 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4123 (vect_create_epilog_for_reduction): Ditto.
4124 (vectorizable_reduction): Ditto.
4125 (vectorizable_operation): Ditto.
4126 (vect_strided_store_supported): Ditto.
4127 (vect_strided_load_supported): Ditto.
4128 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4129 * expmed.c (expand_shift): Ditto.
4131 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4133 (ashr@var{m}3): Ditto.
4134 (vashl@var{m}3): Document new vector/vector shift standard name.
4135 (vashr@var{m}3): Ditto.
4136 (vlshr@var{m}3): Ditto.
4137 (vrotl@var{m}3): Ditto.
4138 (vrotr@var{m}3): Ditto.
4140 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4141 (PPERM_INVERT): Ditto.
4142 (PPERM_REVERSE): Ditto.
4143 (PPERM_REV_INV): Ditto.
4144 (PPERM_ZERO): Ditto.
4145 (PPERM_ONES): Ditto.
4146 (PPERM_SIGN): Ditto.
4147 (PPERM_INV_SIGN): Ditto.
4148 (PPERM_SRC1): Ditto.
4149 (PPERM_SRC2): Ditto.
4151 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4152 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4153 allows a memory operand to be the value being added, and split it
4154 to improve vectorization.
4155 (sse5_pmacsdqh_mem): Ditto.
4156 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4157 (sse5_mulv2div2di3_high): Ditto.
4158 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4159 (vec_pack_trunc_v4si): Ditto.
4160 (vec_pack_trunc_v2di): Ditto.
4161 (sse5_pcmov_<mode>): Remove code that tried to use use
4162 andps/andnps instead of pcmov.
4163 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4164 pmacsdqh instructions.
4165 (vec_widen_smult_lo_v4si): Ditto.
4167 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4168 (PPERM_INVERT): Ditto.
4169 (PPERM_REVERSE): Ditto.
4170 (PPERM_REV_INV): Ditto.
4171 (PPERM_ZERO): Ditto.
4172 (PPERM_ONES): Ditto.
4173 (PPERM_SIGN): Ditto.
4174 (PPERM_INV_SIGN): Ditto.
4175 (PPERM_SRC1): Ditto.
4176 (PPERM_SRC2): Ditto.
4177 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4179 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4181 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4182 says ignore whether the last reference is a memory operand.
4184 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4185 Paolo Bonzini <bonzini at gnu dot org>
4187 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4190 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4191 (vlshr<mode>3): Rename from vlshr<mode>3.
4192 (vashr<mode>3): Rename from vashr<mode>3.
4193 (mulv4sf3): Change the names of vector shift patterns.
4197 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4200 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4225 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4226 (floatunssidf2_internal): Change vector/vector shift names.
4227 (floatunsdidf2_internal): Ditto.
4234 (vashl<mode>3): Rename from ashl<mode>3.
4235 (vashr<mode>3): Rename from ashr<mode>3.
4236 (vlshr<mode>3): Rename from lshr<mode>3.
4237 (vrotl<mode>3): Rename from rotl<mode>3.
4239 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4242 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4243 multiply gives the wrong value when doing widening multiplies.
4244 (vec_widen_smult_lo_v4si): Ditto.
4246 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4248 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4249 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4250 emit_library_call_value.
4251 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4252 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4253 * calls.c (initialize_argument_information, precompute_arguments,
4254 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4255 (precompute_arguments): Removed flags parameter.
4256 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4258 2008-05-14 Richard Guenther <rguenther@suse.de>
4260 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4261 Make sure to register the store if the use is a PHI_NODE.
4263 2008-05-14 Olivier Hainque <hainque@adacore.com>
4265 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4266 memory if the component is to be referenced in BLKmode according
4267 to get_inner_reference.
4269 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4271 * calls.c (emit_library_call_value_1): Restore code clearing
4272 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4274 2008-05-14 Olivier Hainque <hainque@adacore.com>
4275 Nicolas Roche <roche@adacore.com>
4277 * configure.ac: Add support for a "gcc_subdir" variable in
4278 config-lang.in, to denote a subdirectory where the language/GCC
4279 integration files are to be found.
4280 * configure: Regenerate.
4282 2008-05-14 Ira Rosen <irar@il.ibm.com>
4284 PR tree-optimization/36098
4285 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4286 value for the first load in the group in case of a gap.
4287 (vect_build_slp_tree): Check that there are no gaps in loads.
4289 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4291 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4292 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4293 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4294 emit_insn and remove unneeded code to construct extra args.
4295 (emit_no_conflict_block): Removed.
4296 * optabls.h: (emit_no_conflict_block): Removed.
4297 * cse.c (cse_extended_basic_block): Remove search for
4298 REG_NO_CONFLICT note.
4299 * global.c: Removed incorrect comment added in revision 117.
4300 * expr.c (convert_move): Change call to emit_no_conflict_block to
4302 * recog.c: Change comments so that they do not mention
4304 * local_alloc.c (combine_regs): Removed last parameter.
4305 (no_conflict_p): Removed.
4306 (block_alloc): Removed note, no_conflict_combined_regno and set
4307 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4308 (combine_regs): Removed already_dead and code to look for
4309 REG_NO_CONFLICT notes.
4310 * lower_subreg (remove_retval_note): Removed code to look for
4311 REG_NO_CONFLICT block.
4312 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4313 (resolve_clobber): Remove code to process libcalls that have
4314 REG_NO_CONFLICT notes.
4315 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4317 * combine.c (can_combine_p, distribute_notes): Removed
4318 REG_NO_CONFLICT case.
4319 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4321 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4322 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4324 * reg-notes.def (NO_CONFLICT): Removed.
4326 2008-05-14 David S. Miller <davem@davemloft.net>
4328 * config/sparc/sparc.c (sparc_profile_hook): If
4329 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4330 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4331 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4333 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4335 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4337 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4341 and op1 expansion before vector concat to have less live pseudos.
4343 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4345 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4346 ix86_expand_vector_set if supported.
4348 2008-05-13 Diego Novillo <dnovillo@google.com>
4349 Kenneth Zadeck <zadeck@naturalbridge.com>
4351 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4353 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4354 phinodes_print_statistics, init_ssanames, fini_ssanames,
4355 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4356 release_ssa_name, release_defs, replace_ssa_name_symbol,
4357 ssanames_print_statistics): Move ...
4358 * tree-flow.h: ... here.
4359 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4360 Use FN instead of cfun.
4361 (make_ssa_name_fn): Rename from make_ssa_name.
4362 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4363 * tree-flow-inline.h (make_ssa_name): Move from
4364 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4365 * omp-low.c (expand_omp_parallel):
4366 * tree-flow-inline.h (redirect_edge_var_map_result):
4367 * tree-ssa.c (init_tree_ssa): Add argument FN.
4368 Use it instead of cfun. Update all users.
4370 2008-05-13 Tom Tromey <tromey@redhat.com>
4372 PR preprocessor/22168:
4373 * doc/cpp.texi (Top): Update menu.
4374 (Alternatives to Wrapper #ifndef): New node.
4375 (Other Directives): Document deprecation.
4376 (Obsolete Features): Remove menu.
4377 (Assertions): Merge node into Obsolete Features.
4378 (Obsolete once-only headers): Move earlier; rename to Alternatives
4380 * doc/cppopts.texi: Update.
4381 * c.opt (Wdeprecated): Enable for C and ObjC.
4382 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4383 (C++ Dialect Options): Move -Wno-deprecated from here to...
4384 (Warning Options): ... here.
4386 2008-05-13 Richard Guenther <rguenther@suse.de>
4389 * fold-const.c (fold_sign_changed_comparison): Do not allow
4390 changes in pointer-ness.
4392 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4395 * config/sh/sh.c (sh_expand_prologue): Don't clear
4396 RTX_FRAME_RELATED_P for push insns.
4398 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4400 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4402 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4404 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4405 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4406 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4408 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4410 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4411 (*vec_concatv4sf_sse): This.
4412 (*sse2_concatv2si): Renamed to ...
4413 (*vec_concatv2si_sse2): This.
4414 (*sse1_concatv2si): Renamed to ...
4415 (*vec_concatv2si_sse): This.
4416 (*vec_concatv2di_rex): Renamed to ...
4417 (*vec_concatv2di_rex64): This.
4418 (*vec_concatv2si_sse4_1): New.
4419 (*vec_concatv2di_rex64_sse4_1): Likewise.
4421 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4423 PR rtl-optimization/36111
4424 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4425 that was created for swappable operands.
4427 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4430 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4431 * configure.ac: Add call to ACX_PROG_GNAT.
4433 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4435 * optc-gen.awk: Fix comment typo.
4437 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4439 * pretty-print.c (pp_integer_with_precision): Use
4440 HOST_LONG_LONG_FORMAT.
4442 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4444 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4446 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4448 * config/i386/i386.c (bdesc_ptest): Removed.
4449 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4450 (bdesc_args): Add __builtin_ia32_ptestz128,
4451 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4452 (ix86_init_mmx_sse_builtins): Updated.
4453 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4454 (ix86_expand_builtin): Updated.
4456 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4458 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4459 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4461 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4463 * value-prof.c (interesting_stringop_to_profile): Do not
4464 return early for BUILT_IN_MEMPCPY.
4466 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4468 * calls.c (expand_call): Don't use callgraph to increase
4469 preferred_stack_boundary.
4471 * cgraph.h (cgraph_rtl_info): Use unsigned on
4472 preferred_incoming_stack_boundary.
4474 * final.c (rest_of_clean_state): Use unsigned on
4475 preferred_stack_boundary.
4477 2008-05-09 Tom Tromey <tromey@redhat.com>
4479 PR preprocessor/22231:
4480 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4483 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4485 PR tree-optimization/36129
4486 * tree-ssa-ccp.c: Include value-prof.h.
4487 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4488 built-in function was folded to a constant.
4489 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4491 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4492 Sebastian Pop <sebastian.pop@amd.com>
4494 * tree-scalar-evolution.c: Document instantiate_scev.
4495 (instantiate_parameters_1): Renamed instantiate_scev_1.
4496 Don't use the same loop for instantiation_loop and evolution_loop.
4497 (instantiate_scev): New.
4498 (instantiate_parameters): Moved...
4499 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4500 same loop twice. Maintains the semantics for this function.
4501 * tree-scalar-evolution.h (instantiate_scev): Declare.
4502 (instantiate_parameters): ...here. Now static inline.
4503 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4504 instead of resolve_mixers.
4506 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4508 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4510 2008-05-09 Tomas Bily <tbily@suse.cz>
4512 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4513 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4514 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4515 * c-common.c (c_common_truthvalue_conversion): Likewise.
4516 * tree-object-size.c (compute_object_offset): Likewise.
4517 * tree-inline.c (estimate_num_insns_1): Likewise.
4518 * varasm.c (const_hash_1, compare_constant, copy_constant)
4519 (compute_reloc_for_constant, output_addressed_constants)
4520 (initializer_constant_valid_p): Likewise.
4521 * c-omp.c (check_omp_for_incr_expr): Likewise.
4522 * gimplify.c (gimplify_expr): Likewise.
4523 * c-typeck.c (c_finish_return): Likewise.
4524 * tree-vectorizer.c (supportable_widening_operation)
4525 (supportable_narrowing_operation): Likewise.
4526 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4527 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4528 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4529 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4530 (descr_info_loc): Likewise.
4531 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4532 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4533 (fold_unary): Likewise.
4534 * builtins.c (get_pointer_alignment): Likewise.
4535 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4536 (instantiate_parameters_1): Likewise.
4537 * tree.c (expr_align, stabilize_reference): Likewise.
4538 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4539 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4540 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4541 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4542 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4543 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4545 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4546 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4547 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4548 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4549 (forward_propagate_comparison)
4550 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4551 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4552 * emit-rtl.c (component_ref_for_mem_expr)
4553 (set_mem_attributes_minus_bitpos): Likewise.
4554 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4555 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4557 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4558 (build_function_call, pointer_diff, build_compound_expr)
4559 (c_finish_return): Likewise.
4560 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4561 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4563 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4564 * expr.c (is_aligning_offset): Likewise.
4565 * tree-ssa-alias.c (is_escape_site): Likewise.
4566 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4567 (check_all_va_list_escapes): Likewise.
4568 * tree-ssa-loop-ivopts.c (determine_base_object)
4569 (determine_common_wider_type): Likewise.
4570 * dojump.c (do_jump): Likewise.
4571 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4572 * tree-gimple.c (is_gimple_cast): Likewise.
4573 * fold-const.c (decode_field_reference, )
4574 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4575 (fold_binary): Likewise.
4576 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4577 (already_warned_in_frontend_p): Likewise.
4578 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4579 * tree.c (really_constant_p, get_unwidened): Likewise.
4580 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4581 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4582 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4584 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4586 (CONVERT_EXPR_P): Define.
4587 (CASE_CONVERT): Define.
4589 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4592 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4593 (delete_unmarked_insns): When deleting a call, call
4594 delete_unreachable_blocks.
4595 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4596 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4598 2008-05-08 Richard Guenther <rguenther@suse.de>
4600 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4601 (-ftree-salias): Likewise.
4602 (salias-max-implicit-fields): Remove param documentation.
4603 (salias-max-array-elements): Likewise.
4604 * tree-pass.h (pass_create_structure_vars): Remove.
4605 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4606 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4607 * tree-ssa-alias.c (create_structure_vars): Remove.
4608 (gate_structure_vars): Likewise.
4609 (pass_create_structure_vars): Likewise.
4610 (gate_build_alias): Likewise.
4611 (pass_build_alias): Adjust to run always and dump the function.
4612 * common.opt (ftree-salias): Hide.
4613 * passes.c (init_optimization_passes): Remove
4614 pass_create_structure_vars, adjust comment.
4615 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4616 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4617 * opts.c (decode_options): Do not set flag_tree_salias.
4618 (common_handle_option): Add OPT_ftree_salias to the backward
4619 compatibility section.
4621 2008-05-08 Richard Guenther <rguenther@suse.de>
4623 * tree-flow-inline.h (var_can_have_subvars): Move ...
4624 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4625 * tree-flow.h (var_can_have_subvars): Remove.
4626 (push_fields_onto_fieldstack): Remove.
4627 (sort_fieldstack): Likewise.
4628 (struct fieldoff): Move ...
4629 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4630 alias_set and base_for_components fields.
4631 (sort_fieldstack): Make static.
4632 (push_fields_onto_fieldstack): Likewise. Remove code that
4633 handles anything but RECORD_TYPEs. Remove alias_set and
4634 base_for_components handling.
4635 (create_variable_info_for): Adjust.
4637 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4639 * common.opt (Wframe-larger-than=): Shorten the help message
4641 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4643 2008-05-08 Rafael Espindola <espindola@google.com>
4645 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4647 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4648 trap and that both operands are gimple values.
4649 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4650 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4653 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4655 * read-rtl.c (join_c_conditions): Return the first string if the
4656 two strings are equal.
4658 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4660 * gensupport.h (pred_data): Add a "num_codes" field.
4661 (add_predicate_code): Declare.
4662 * gensupport.c (add_predicate_code): New function.
4663 (std_pred_table): Add an "allows_const_p" field.
4664 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4665 Remove the (incomplete) list of such codes from the codes field.
4666 (init_predicate_table): Use add_predicate_code. Add all
4667 RTX_CONST_OBJs if allows_const_p is true.
4668 * genrecog.c (process_define_predicate): Use add_predicate_code.
4670 2008-05-08 David Daney <ddaney@avtrex.com>
4671 Richard Sandiford <rsandifo@nildram.co.uk>
4673 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4674 special case of constant zero operands.
4675 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4676 old and new values. Special case constant zero values.
4677 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4679 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4680 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4682 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4685 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4686 similar RTX_CONST_OBJ before CONST_INT.
4688 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4690 * stmt.c (expand_stack_restore): Change sa mode if needed.
4692 2008-05-08 Richard Guenther <rguenther@suse.de>
4694 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4695 return type to bool.
4696 (ix86_sol10_return_in_memory): Likewise.
4697 (ix86_i386elf_return_in_memory): Likewise.
4698 (ix86_i386interix_return_in_memory): Likewise.
4699 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4700 (ix86_sol10_return_in_memory): Likewise.
4701 (ix86_i386elf_return_in_memory): Likewise.
4702 (ix86_i386interix_return_in_memory): Likewise.
4704 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4707 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4709 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4710 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4713 2008-05-08 Richard Guenther <rguenther@suse.de>
4715 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4716 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4717 (DR_SUBVARS): Remove.
4718 * tree-dfa.c (dump_subvars_for): Remove.
4719 (debug_subvars_for): Likewise.
4720 (dump_variable): Do not dump subvars.
4721 (remove_referenced_var): Do not remove subvars.
4722 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4723 (lookup_subvars_for_var): Remove.
4724 (get_subvars_for_var): Likewise.
4725 (get_subvars_at): Likewise.
4726 (get_first_overlapping_subvar): Likewise.
4727 (overlap_subvar): Likewise.
4728 * tree-flow.h (subvar_t): Remove.
4729 (struct var_ann_d): Remove subvars field.
4730 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4731 argument. Remove special handling of SFTs.
4732 (compute_tag_properties): Likewise.
4733 (set_initial_properties): Likewise.
4734 (compute_call_clobbered): Likewise.
4735 (count_mem_refs): Likewise.
4736 (compute_memory_partitions): Likewise.
4737 (compute_flow_insensitive_aliasing): Likewise.
4738 (setup_pointers_and_addressables): Likewise.
4739 (new_type_alias): Likewise.
4740 (struct used_part): Remove.
4741 (used_portions): Likewise.
4742 (struct used_part_map): Likewise.
4743 (used_part_map_eq): Likewise.
4744 (used_part_map_hash): Likewise.
4745 (free_used_part_map): Likewise.
4746 (up_lookup): Likewise.
4747 (up_insert): Likewise.
4748 (get_or_create_used_part_for): Likewise.
4749 (create_sft): Likewise.
4750 (create_overlap_variables_for): Likewise.
4751 (find_used_portions): Likewise.
4752 (create_structure_vars): Likewise.
4753 * tree.def (STRUCT_FIELD_TAG): Remove.
4754 * tree.h (MTAG_P): Adjust.
4755 (struct tree_memory_tag): Remove base_for_components and
4756 unpartitionable flags.
4757 (struct tree_struct_field_tag): Remove.
4758 (SFT_PARENT_VAR): Likewise.
4759 (SFT_OFFSET): Likewise.
4760 (SFT_SIZE): Likewise.
4761 (SFT_NONADDRESSABLE_P): Likewise.
4762 (SFT_ALIAS_SET): Likewise.
4763 (SFT_UNPARTITIONABLE_P): Likewise.
4764 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4765 (union tree_node): Remove sft field.
4766 * alias.c (get_alias_set): Remove special handling of SFTs.
4767 * print-tree.c (print_node): Remove handling of SFTs.
4768 * tree-dump.c (dequeue_and_dump): Likewise.
4769 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4770 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4771 * tree-predcom.c (set_alias_info): Do not set subvars.
4772 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4773 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4774 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4775 (add_vars_for_offset): Remove.
4776 (add_virtual_operand): Remove special handling of SFTs.
4777 (add_call_clobber_ops): Likewise.
4778 (add_call_read_ops): Likewise.
4779 (get_asm_expr_operands): Likewise.
4780 (get_modify_stmt_operands): Likewise.
4781 (get_expr_operands): Likewise.
4782 (add_to_addressable_set): Likewise.
4783 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4784 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4785 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4786 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4787 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4788 (tree_node_structure): Likewise.
4789 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4791 (find_what_p_points_to): Likewise.
4793 2008-05-08 Sa Liu <saliu@de.ibm.com>
4795 * config/spu/spu.md: Fixed subti3 pattern.
4797 2008-05-08 Richard Guenther <rguenther@suse.de>
4800 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4801 sure to create a representative for trailing arrays for PTA.
4803 2008-05-08 Richard Guenther <rguenther@suse.de>
4806 * fold-const.c (operand_equal_p): Two objects which types
4807 differ in pointerness are not equal.
4809 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4811 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4812 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4813 (emit_library_call_value_1): Add new variable fndecl initialized by
4814 NULL_TREE. It should be the decl type of orgfun, but this information
4815 seems not to be available here, so it uses the default calling abi.
4816 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4817 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4818 by TARGET_RETURN_IN_MEMORY.
4819 * config/i386/i386-interix.h: Likewise.
4820 * config/i386/i386.h: Likewise.
4821 * config/i386/i386elf.h: Likewise.
4822 * config/i386/ptx4-i.h: Likewise.
4823 * config/i386/sol2-10.h: Likewise.
4824 * config/i386/sysv4.h: Likewise.
4825 * config/i386/vx-common.h: Likewise.
4826 * config/cris/cris.h: Removed #if 0 clause.
4827 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4828 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4830 (ix86_sol10_return_in_memory): Likewise.
4831 (ix86_i386elf_return_in_memory): New.
4832 (ix86_i386interix_return_in_memory): New.
4833 * config/mt/mt-protos.h (mt_return_in_memory): New.
4834 * config/mt/mt.c: Likewise.
4835 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4836 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4837 * config/bfin/bfin.h: Likewise.
4838 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4840 * config/bfin/bfin.c: Likewise.
4841 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4842 * config/alpha/unicosmk.h: Likewise.
4843 * config/i386/cygming.h: Likewise.
4844 * config/iq2000/iq2000.h: Likewise.
4845 * config/mips/mips.h: Likewise.
4846 * config/mn10300/mn10300.h: Likewise.
4847 * config/rs6000/rs6000.h: Likewise.
4848 * config/score/score.h: Likewise.
4849 * config/spu/spu.h: Likewise.
4850 * config/v850/v850.h: Likewise.
4851 * defaults.h: Likewise.
4852 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4853 * expr.c (emit_block_move): Adjust use of
4854 OUTGOING_REG_PARM_STACK_SPACE.
4855 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4856 OUTGOING_REG_PARM_STACK_SPACE.
4857 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4859 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4861 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4862 on OMP_RETURN for OMP_FOR.
4865 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4866 (fortran_common): New function.
4867 (gen_variable_die): Call fortran_common instead of common_check,
4868 adjust for it returning tree instead of rtx. Formatting.
4870 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4874 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4875 * c-decl.c (merge_decls): Ditto.
4876 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4877 to RTL_CONST_OR_PURE_CALL_P.
4878 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4879 Initialized DECL_LOOPING_CONST_PURE.
4880 (process_call_operands): Set tree_side_effects properly.
4881 * tree.h (TREE_READONLY_DECL_P): Removed.
4882 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4883 (DECL_LOOPING_OR_CONST_P): New macro.
4884 (struct tree_function_decl): Added looping_const_or_pure_p.
4886 (ECF_LOOPING_OR_CONST_P): New macro.
4887 * rtlanal.c (pure_const_p): Removed.
4888 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4889 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4890 to RTL_CONST_CALL_P.
4891 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4892 (check_decl, check_tree, check_call, scan_function): Initialize
4894 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4895 (static_execute): Set looping true for recursive functions.
4896 Undo setting state to IPA_NEITHER for recursive functions.
4898 * ifcvt.c (noce_can_store_speculate_p): Changed
4899 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4900 RTL_CONST_OR_PURE_CALL_P.
4901 * dse.c (scan_insn): Ditto.
4902 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4903 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4904 RTL_CONST_OR_PURE_CALL_P.
4905 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4906 pure_call_p to RTL_CONST_CALL_P.
4907 * gimplify.c (gimplify_call_expr): Clear side effects for
4908 non-looping pure and constant calls.
4909 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4910 (flags_from_decl_or_type): Set ecf flags from decl flags.
4911 (initialize_argument_information): Turn off
4912 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4913 Change const to pure if callee_copies is true rather than just
4915 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4916 way of marking pure calls.
4917 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4918 Remove hack that was supposed to fix pr7335 and remove old
4919 way of marking pure calls.
4920 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4921 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4922 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4923 RTL_CONST_OR_PURE_CALL_P.
4924 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4925 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4926 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4927 * sched-deps.c (schedule_analyze): Ditto.
4928 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4929 return_val field of calls to represent pure and const function info.
4930 (CONST_OR_PURE_CALL_P): Deleted macro.
4931 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4932 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4933 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4935 * tree-optimize.c (execute_fixup_cfg): Added test for
4936 ECF_LOOPING_CONST_OR_PURE.
4937 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4939 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4940 effects for looping pure or const calls.
4941 (verify_gimple_expr): Added verification code.
4942 * config/alpha/alpha.c (alpha_legitimize_address,
4943 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4945 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4946 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4947 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4948 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4949 RTL_CONST_OR_PURE_CALL_P.
4950 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4951 and const calls to be deleted.
4953 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4957 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4958 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4959 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4960 to handle nonimmediate operands.
4961 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4962 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4963 to handle nonimmediate operands.
4964 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4965 (mmx_pmulhrwv4hi3): New expander. Use
4966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4967 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4968 (sse2_umulv1siv1di3): New expander. Use
4969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4970 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4971 (mmx_eq<mode>3): New expander. Use
4972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4973 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4974 (mmx_uavgv8qi3): New expander. Use
4975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4976 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4977 (mmx_uavgv4hi3): New expander. Use
4978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4980 * config/i386/sse.md
4981 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4982 to handle nonimmediate operands.
4983 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4984 to handle nonimmediate operands.
4985 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4986 to handle nonimmediate operands.
4987 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4988 to handle nonimmediate operands.
4989 (sse2_unpckhpd_exp): New expander. Use
4990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4991 (sse2_unpcklpd_exp): New expander. Use
4992 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4993 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4994 to handle nonimmediate operands.
4995 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4996 to handle nonimmediate operands.
4997 (*sse2_<plusminus_insn><mode>3): Rename from
4998 sse2_<plusminus_insn><mode>3 insn pattern.
4999 (sse2_<plusminus_insn><mode>3): New expander. Use
5000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5001 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5002 (sse2_umulv2siv2di3): New expander. Use
5003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5004 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5005 (sse4_1_mulv2siv2di3): New expander. Use
5006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5007 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5008 (sse2_pmaddwd): New expander. Use
5009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5010 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5011 (sse2_eq<mode>3): New expander. Use
5012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5013 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5014 (sse4_1_eqv2di3): New expander. Use
5015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5016 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5017 (sse2_uavgv16qi3): New expander. Use
5018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5019 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5020 (sse2_uavgv16qi3): New expander. Use
5021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5022 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5023 (sse2_uavgv8hi3): New expander. Use
5024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5025 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5026 (ssse3_pmulhrswv8hi3): New expander. Use
5027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5028 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5029 (ssse3_pmulhrswv4hi3): New expander. Use
5030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5032 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5033 (<sse>_vmmul<mode>3): Ditto.
5034 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5036 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5037 (ssse3_pmaddubsw): Ditto.
5039 * config/i386/i386.c (struct_builtin_description)
5040 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5041 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5042 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5043 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5044 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5045 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5046 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5047 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5048 (ix86_fixup_binary_operands): Assert that src1
5049 and src2 must have the same mode when swapped.
5050 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5051 and ix86_binary_operator_ok. Do not force operands in registers
5054 2008-05-07 Jan Hubicka <jh@suse.cz>
5056 * cgraph.c (dump_cgraph_node): Update.
5057 * cgraph.h (cgraph_local_info): Break out inline summary.
5058 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5060 * ipa-inline (inline_summary): New accestor function.
5061 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5062 cgraph_decide_inlining, compute_inline_parameters): Update.
5063 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5065 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5067 Cleanup ColdFire scheduling support and add V4 pipeline model.
5069 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5070 (define_attr cpu): Add cfv4 value.
5071 (define_attr type, define_attr type1): Merge into a single 'type'
5072 attribute. Update all uses.
5073 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5074 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5076 (define_attr opx_mem, define_attr opy_mem): Remove.
5077 (define_attr op_mem): Clean up, update comment.
5078 (define_attr size): Use specific values instead of general int.
5079 (define_attr guess, define_attr split): Remove. Update all uses.
5080 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5081 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5082 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5083 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5084 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5085 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5086 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5087 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5088 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5089 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5090 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5091 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5092 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5093 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5094 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5095 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5096 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5097 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5098 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5099 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5100 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5101 Update or set attributes.
5102 (stack_tie): New fake instruction.
5104 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5105 (m68k_sched_attr_size): Update declaration.
5106 (m68k_sched_attr_type2): Remove.
5107 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5108 Declare new bypass predicates.
5110 * config/m68k/m68k.c (m68k_sched_issue_rate,
5111 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5113 (TARGET_SCHED_ISSUE_RATE,
5114 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5115 (override_options): Handle scheduling for ColdFire V4 core.
5116 (m68k_expand_prologue): Emit stack_tie.
5117 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5118 'OP_TYPE_FPN'. Update all uses.
5119 (sched_guess_p): Remove.
5120 (sched_address_type): Handle symbolic addresses.
5121 (sched_get_operand): New static function.
5122 (sched_operand_type): Merge into sched_attr_op_type.
5123 (sched_attr_op_type): Handle FP registers, handle quick constants,
5125 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5126 (m68k_sched_attr_size): Update. Move logic to ...
5127 (sched_get_attr_size_int): New static function.
5128 (sched_get_opxy_mem_type): New static function.
5129 (m68k_sched_attr_op_mem): Update.
5130 (m68k_sched_attr_type2): Remove.
5131 (sched_cfv4_bypass_data): New static variable.
5132 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5133 (m68k_sched_issue_rate): Implement scheduler hook.
5134 (struct _sched_ib: enabled_p): New field.
5135 (m68k_sched_variable_issue): Update. Handle V4.
5136 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5137 sched_dump_class_func_t, sched_dump_split_class,
5138 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5139 sched_dump_dfa_class, m68k_sched_dump): Remove.
5140 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5142 (m68k_sched_init_global): Remove statisctics dumping, introduce
5143 sanity check that all instructions have pipeline reservations. Handle
5145 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5146 Handle ColdFire V4 core.
5147 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5148 New static functions.
5149 (m68k_sched_address_bypass_p): New bypass predicate.
5150 (sched_get_indexed_address_scale): New static function.
5151 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5153 * cf.md: Update comments.
5154 (define_attr type2): Remove. Use 'type' attribute instead.
5156 (cf_ib): Rename to cfv123_ib. Update all uses.
5157 (cf_oep): Rename to cfv123_oep. Update all uses.
5158 (cf_chr): Rename to cfv123_chr. Update all uses.
5159 (cf_mem): Rename to cfv123_mem. Update all uses.
5160 (cf_mac): Move to more appropriate place.
5161 (cfv123_guess): New automaton and cpu_unit.
5162 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5163 Update uses of 'size' attribute. Handle before reload scheduling.
5164 (cfv123_guess): New dummy reservation for unhandled instructions.
5165 (cfv4_*): Pipeline description of ColdFire V4 core.
5166 (ignore): New reservation to handle 'ignore' type.
5168 2008-05-07 Ian Lance Taylor <iant@google.com>
5171 * gimplify.c (find_single_pointer_decl_1): Don't look through
5173 (find_single_pointer_decl): Adjust comments.
5175 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5178 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5179 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5182 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5183 integral type rather than floating point, then VIEW_CONVERT_EXPR
5184 to the floating point type.
5186 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5188 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5189 TFmode op0 to register.
5191 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5193 * c-decl.c (grokdeclarator): Comment typo.
5195 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5197 * tree-flow.h: Remove prototype for computed_goto_p.
5198 * tree-cfg.c (computed_goto_p): Make static.
5200 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5203 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5204 (contains_aligned_value_p): This. Handle _Decimal128.
5205 (ix86_function_arg_boundary): Only align _Decimal128 to its
5206 natural boundary and handle it properly.
5208 2008-05-06 Martin Jambor <mjambor@suse.cz>
5210 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5211 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5212 (ipcp_method_set_orig_node): Removed.
5213 (ipcp_cval_get_cvalue_type): Removed.
5214 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5215 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5216 (ipcp_cval_set_cvalue_type): Removed.
5217 (ipcp_cval_get_cvalue): Removed.
5218 (ipcp_cval_set_cvalue): Removed.
5219 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5220 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5221 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5222 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5223 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5224 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5225 (ipcp_get_ith_lattice): Changed parameters.
5226 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5227 (ipcp_lattice_from_jfunc): Changed parameters.
5228 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5229 (ipcp_method_cval_print): Added temporary variable info.
5230 (ipcp_redirect): Removed already unused local variable caller.
5231 (ipcp_redirect): New temporary variable orig_callee_info
5232 (ipcp_redirect): Removed newly unused local variable callee.
5233 (ipcp_redirect): Removed (a bit confusing) local variable type.
5234 (ipcp_insert_stage): Added local variable info.
5235 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5237 (ipcp_formal_create): Removed.
5238 (ipcp_method_cval_set): Removed.
5239 (ipcp_propagate_stage): Renamed lattice variables.
5240 (ipcp_method_cval_set_cvalue_type): Removed.
5241 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5242 (ipcp_print_all_lattices): Changed printed strings to refer to
5243 lattices rather than cvals.
5244 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5245 (ipcp_propagate_const): Changed formal parameters.
5246 (build_const_val): Changed formal parameters.
5247 (ipcp_insert_stage): Removed useless variable cvalue
5248 (build_const_val): Changed formal parameters.
5249 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5250 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5251 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5252 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5253 (ipcp_print_func_profile_counts): Changed string from "method" to
5255 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5256 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5257 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5258 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5259 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5260 (ipcp_lat_is_const): Changed parameters and made inline.
5261 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5262 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5263 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5264 the predicate condition directly
5265 (ipcp_propagate_stage): Added local variable args. Removed local
5266 variable callee. (Both are mere code simplifications.)
5267 (ipcp_method_dont_insert_const): Renamed to
5268 ipcp_node_not_modifiable_p.
5269 (ipcp_node_not_modifiable_p): Made inline.
5270 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5271 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5272 (ipcp_print_all_lattices): Removed variable cvalue
5273 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5276 2008-05-06 Olivier Hainque <hainque@adacore.com>
5278 * tree-sra.c (try_instantiate_multiple_fields): Early return
5279 if field has POINTER_TYPE.
5281 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5283 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5284 by using 'q' specifier for instruction.
5285 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5287 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5289 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5290 Change mode of zero_extract from QImode to HImode.
5291 (sign bit tests peepholes): (Ditto.).
5293 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/mmx.md: Remove double backslashes from asm templates.
5296 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5297 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5298 to handle nonimmediate operands.
5299 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5300 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5301 to handle nonimmediate operands.
5302 (*mmx_<code>v2sf3_finite): New insn pattern.
5303 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5304 (mmx_<code>v2sf3): New expander. Use
5305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5306 (mmx_<plusminus_insn><mode>3): New expander. Use
5307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5308 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5309 (mmx_add<mode>3): Removed.
5310 (mmx_ssadd<mode>3): Ditto.
5311 (mmx_usadd<mode>3): Ditto.
5312 (mmx_sub<mode>3): Ditto.
5313 (mmx_sssub<mode>3): Ditto.
5314 (mmx_ussub<mode>3): Ditto.
5315 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5316 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5317 to handle nonimmediate operands.
5318 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5320 (mmx_smulv4hi3_highpart): New expander. Use
5321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5322 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5324 (mmx_umulv4hi3_highpart): New expander. Use
5325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5326 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5327 (mmx_<code>v4hi3): New expander. Use
5328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5329 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5330 (mmx_<code>v8qi3): New expander. Use
5331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5332 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5333 (mmx_<code><mode>3): New expander. Use
5334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5336 2008-05-05 Jan Hubicka <jh@suse.cz>
5338 PR tree-optimization/36118
5339 * passes.c (pass_init_dump_file): Fix dump header.
5341 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5345 VCE for function decls.
5347 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5349 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5351 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/i386.md (sat_plusminus): New.
5354 (plusminus_insn): Likewise.
5355 (plusminus_mnemonic): Likewise.
5357 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5358 (*<addsub><mode>3_cc_overflow): Renamed to ...
5359 (*<plusminus_insn><mode>3_cc_overflow): This.
5360 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5361 (*<plusminus_insn>si3_zext_cc_overflow): This.
5363 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5364 (<plusminus_insn><mode>3): This.
5365 (*<addsub><mode>3): Renamed to ...
5366 (*<plusminus_insn><mode>3): This.
5367 (<sse>_vm<addsub><mode>3): Renamed to ...
5368 (<sse>_vm<plusminus_insn><mode>3): This.
5369 (sse3_h<addsub>v4sf3): Renamed to ...
5370 (sse3_h<plusminus_insn>v4sf3): This.
5371 (sse3_h<addsub>v2df3): Renamed to ...
5372 (sse3_h<plusminus_insn>v2df3): This.
5373 (<plusminus_insn><mode>3): New.
5374 (*<plusminus_insn><mode>3): Likewise.
5375 (sse2_<plusminus_insn><mode>3): Likewise.
5376 (add<mode>): Removed.
5377 (*add<mode>3): Likewise.
5378 (sse2_ssadd<mode>3): Likewise.
5379 (sse2_usadd<mode>3): Likewise.
5380 (sub<mode>3): Likewise.
5381 (*sub<mode>3): Likewise.
5382 (sse2_sssub<mode>3): Likewise.
5383 (sse2_ussub<mode>3): Likewise.
5385 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5387 * gthr-single.h: Add in required interface elements as per gthr.h.
5388 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5389 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5390 Generalize UNUSED macro.
5391 (__gthread_once): Add.
5392 (__gthread_key_create): Add.
5393 (__gthread_key_delete): Add.
5394 (__gthread_getspecific): Add.
5395 (__gthread_setspecific): Add.
5397 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5400 the same size types for the indirect reference on the rhs, then
5403 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5405 * config/i386/i386.md
5406 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5407 one insn template instead of template series.
5408 (*xordi_1_rex64): Ditto.
5409 (*xordi_2_rex64): Ditto.
5411 2008-05-05 Ira Rosen <irar@il.ibm.com>
5413 PR tree-optimization/36119
5414 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5417 2008-06-04 Jan Hubicka <jh@suse.cz>
5419 tree-optimization/36100
5420 * tree-pass.h (pass_O0_always_inline): Declare.
5421 * ipa-inline.c (inline_transform): Remove dead code.
5422 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5423 pass_O0_always_inline): New.
5424 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5426 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5428 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5429 mnemonic in this_param move for TARGET_64BIT.
5431 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5434 (*strmovsi_rex_1): Ditto.
5435 (*strsetsi_1): Ditto.
5436 (*strsetsi_rex_1): Ditto.
5438 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5439 adddicc expanders using SWI mode iterator.
5441 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5444 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5447 2008-05-04 David S. Miller <davem@davemloft.net>
5449 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5450 (sparc*-*-linux*): Use linux.h in tm_file.
5451 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5452 compiler defaulting to 32-bit.
5453 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5455 * config/sparc/linux.h: Remove definitions now obtained
5456 properly from linux.h
5457 * config/sparc/linux64.h: Likewise.
5458 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5459 don't want this setting for 32-bit builds in a biarch compiler.
5460 * doc/install.texi: Add sparc-linux to list of targets
5461 supporting --enable-targets=all.
5463 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5465 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5467 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5470 after V4SI_FTYPE_V8HI.
5471 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5472 case V4SI_FTYPE_V2DF.
5474 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5476 * doc/invoke.texi (max-flow-memory-locations): Removed.
5477 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5479 2008-05-03 Richard Guenther <rguenther@suse.de>
5482 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5484 2008-05-02 David S. Miller <davem@davemloft.net>
5486 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5488 2008-05-02 Simon Baldwin <simonb@google.com>
5491 * c-common.h (warn_array_subscript_range): Removed.
5492 * c-common.c (warn_array_subscript_range): Ditto.
5493 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5494 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5496 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5498 * config/i386/i386.c (ix86_special_builtin_type): New.
5499 (bdesc_special_args): Likewise.
5500 (ix86_expand_special_args_builtin): Likewise.
5501 (ix86_init_mmx_sse_builtins): Updated.
5502 (ix86_expand_builtin): Updated.
5503 (ix86_expand_store_builtin): Removed.
5504 (ix86_expand_unop_builtin): Likewise.
5506 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5507 * config/i386/mmintrin.h (__v2sf): Here.
5509 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5511 (_mm_loadl_pi): Likewise.
5512 (_mm_storeh_pi): Replace __v2si with __v2sf.
5513 (_mm_storel_pi): Likewise.
5515 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5516 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5517 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5518 __builtin_ia32_loadlpd.
5520 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5522 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5523 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5524 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5525 (ix86_init_mmx_sse_builtins): Updated.
5526 (ix86_expand_args_builtin): Likewise.
5527 (ix86_expand_builtin): Likewise.
5528 (ix86_expand_unop1_builtin): Renamed to ...
5529 (ix86_expand_unop_vec_merge_builtin): This.
5531 2008-05-01 Jan Hubicka <jh@suse.cz>
5534 * ipa-inline.c (inline_generate_summary): Make static.
5535 (inline_transform): Do not call inlining at -O0; make static.
5536 * passes.c (execute_todo): Add sanity check.
5537 (execute_one_ipa_transform_pass): Execute proper flags.
5539 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5541 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5542 (DECL_NONADDRESSABLE_P): Likewise.
5543 * alias.c (record_component_aliases): Fix comment.
5545 2008-05-01 Simon Baldwin <simonb@google.com>
5547 * c-common.h (warn_array_subscript_range): New function.
5548 * c-common.c (warn_array_subscript_range): Ditto.
5549 * tree-vrp.c (check_array_ref): Corrected code to agree with
5550 comment, ignoring only arrays of size 0 or size 1.
5551 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5553 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5555 * config/i386/i386.c (ix86_builtin_type): Replace
5556 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5557 (bdesc_args): Updated.
5558 (ix86_init_mmx_sse_builtins): Likewise.
5559 (ix86_expand_args_builtin): Likewise.
5561 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5564 * doc/extend.texi: Correct __builtin_ia32_palignr.
5566 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5569 * config/i386/i386.c (bdesc_crc32): Removed.
5570 (ix86_expand_crc32): Likewise.
5571 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5572 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5573 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5574 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5575 UINT_FTYPE_UINT_UCHAR.
5576 (bdesc_args): Updated. Add crc32 builtins.
5577 (ix86_init_mmx_sse_builtins): Updated.
5578 (ix86_expand_args_builtin): Updated to support subreg.
5580 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5582 2008-05-01 Jan Hubicka <jh@suse.cz>
5584 * tree-pass.h (opt_pass): Add IPA_PASS.
5585 (varpool_node, cgraph_node): Forward declare.
5586 (ipa_opt_pass): Define.
5587 (pass_ipa_inline): Turn into ipa_opt_pass.
5588 (pass_apply_inline): Remove.
5589 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5590 (apply_inline): Turn into ....
5591 (inline_transform): ... this one.
5592 (inline_generate_summary): New function.
5593 (pass_apply_inline): Remove.
5594 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5596 (struct function): Add ipa_transforms_to_apply.
5597 * passes.c (register_one_dump_file): Work on IPA_PASS.
5598 (init_optimization_passes): Remove pass_inline_parameters and
5600 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5601 (execute_one_pass) ... here; apply transforms when possible.
5602 (add_ipa_transform_pass, execute_ipa_summary_asses,
5603 execute_one_ipa_transform_pass): New.
5604 (execute_ipa_pass_list): Update for IPA_PASS type.
5606 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5608 * config/i386/i386.c (ix86_builtin_type): Add
5609 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5610 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5611 (bdesc_args): Add SSE4a builtins.
5612 (ix86_init_mmx_sse_builtins): Updated.
5613 (ix86_expand_args_builtin): Likewise.
5614 (ix86_expand_builtin): Likewise.
5616 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5618 * config/i386/i386.c (ix86_builtin_type): Add
5619 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5620 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5621 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5622 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5623 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5624 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5625 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5626 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5627 and DI_FTYPE_DI_DI_INT.
5628 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5629 (ix86_init_mmx_sse_builtins): Updated.
5630 (ix86_expand_args_builtin): Likewise.
5631 (ix86_expand_builtin): Likewise.
5632 (ix86_expand_binop_imm_builtin): Removed.
5634 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5636 2008-04-30 Richard Guenther <rguenther@suse.de>
5638 PR tree-optimization/32921
5639 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5641 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5643 * config/arm/arm.c (arm_unwind_emit): Use
5644 crtl->all_throwers_are_sibcalls instead of
5645 cfun->all_throwers_are_sibcalls.
5646 (arm_output_fn_unwind): Likewise.
5647 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5648 instead of cfun->uses_pic_offset_table.
5649 (frv_expand_prologue): Likewise.
5650 (frv_frame_pointer_required): Likewise.
5651 (frv_expand_fdpic_call): Likewise.
5652 (frv_emit_movsi): Likewise.
5653 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5654 cfun->returns_pcc_struct instead of
5655 current_function_returns_pcc_struct.
5656 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5657 instead of cfun->calls_eh_return.
5658 (m32c_pushm_popm): Likewise.
5659 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5660 "extern" declaration.
5662 2008-04-30 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/21636
5665 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5667 (evaluate_stmt): Print the likely value.
5668 (ccp_visit_stmt): Avoid excessive vertical spacing.
5670 2008-04-30 Rafael Espindola <espindola@google.com>
5672 * builtins.c (fold_call_expr): Return realret.
5673 * tree-ssa-threadedge.c
5674 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5675 __builtin_object_size.
5677 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5679 * gcc.c (wrapper_string): New variable.
5680 (insert_wrapper): New function.
5681 (execute): New option -wrapper.
5682 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5684 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5686 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5687 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5688 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5690 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5691 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5692 config/rs6000/e500crtres64gprctr.asm,
5693 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5694 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5695 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5696 config/rs6000/e500crtsav64gprctr.asm,
5697 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5698 config/rs6000/e500crtsavg64gprctr.asm: New files.
5699 * config/rs6000/t-ppccomm: Add build rules for new files.
5700 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5701 * config/rs6000/t-netbsd: Add build rules for new files.
5702 (LIB2FUNCS_STATIC_EXTRA): New variable.
5703 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5704 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5705 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5707 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5709 * config/i386/i386.c (ix86_builtin_type): Add
5710 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5711 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5712 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5713 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5714 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5715 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5716 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5717 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5718 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5719 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5720 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5721 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5722 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5723 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5724 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5725 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5726 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5727 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5728 V1DI_FTYPE_V2SI_V2SI.
5729 (bdesc_2arg): Moved to ...
5731 (ix86_init_mmx_sse_builtins): Updated.
5732 (ix86_expand_args_builtin): Updated. Take a pointer
5733 to const struct builtin_description. Handle comparison
5735 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5736 (ix86_expand_builtin): Updated.
5738 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5739 (ssse3_pmaddubsw128): This.
5740 (ssse3_pmaddubswv4hi3): Renamed to ...
5741 (ssse3_pmaddubsw): This.
5743 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5744 (__builtin_ia32_packssdw128): Likewise.
5745 (__builtin_ia32_packuswb128): Likewise.
5746 (__builtin_ia32_pmaddubsw): Likewise.
5747 (__builtin_ia32_pmaddubsw128): Likewise.
5749 2008-04-30 Richard Guenther <rguenther@suse.de>
5751 PR tree-optimization/14847
5752 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5753 (recognize_bits_test): Use it.
5754 (recognize_single_bit_test): Likewise.
5756 2008-04-30 Martin Jambor <mjambor@suse.cz>
5758 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5759 instead of setting number of formal parameters to zero.
5760 (ipcp_init_stage): Do not set the number of actual parameters to zero
5762 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5763 which are called with variable number of arguments.
5764 (ipcp_insert_stage): Explicitely skipping all nodes which are
5765 called with variable number of arguments.
5766 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5767 number of parameters.
5769 * ipa-prop.h (struct ipa_node_params): Added flag
5770 called_with_var_arguments
5771 (ipa_set_param_count): Added. Changed sole setter to use it.
5772 (ipa_get_param_count): Added. All readers of param_count
5773 converted to use it instead.
5774 (ipa_set_called_with_variable_arg): Added.
5775 (ipa_is_called_with_var_arguments): Added.
5776 (ipa_get_ith_param): Added. All readers of param_decls converted
5778 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5780 (ipa_get_cs_argument_count): Added, all readers of argument_count
5782 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5785 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5786 (struct ipcp_lattice): Renamed cval_type to type
5787 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5789 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5790 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5791 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5792 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5793 (build_const_val): Changed the type of parameter cvalue to tree
5794 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5795 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5797 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5800 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5801 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5802 (ipa_add_method): Renamed to ipa_push_func_to_list
5803 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5804 (ipa_callsite_param_count): Removed.
5805 (ipa_callsite_param_count_set): Removed.
5806 (ipa_callsite_param): Removed.
5807 (ipa_callsite_callee): Removed.
5808 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5809 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5810 (ipa_method_formal_count): Removed.
5811 (ipa_method_formal_count_set): Removed.
5812 (ipa_method_get_tree): Removed.
5813 (ipa_method_tree_map_create): Removed.
5814 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5815 (ipa_create_param_decls_array): Creates the array itself
5816 (ipa_create_param_decls_array): Temporary variable info instead of
5818 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5819 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5820 (get_type): Removed.
5821 (ipa_jf_get_info_type): Removed.
5822 (ipa_node_create): Renamed to ipa_create_node_params
5823 (ipa_free): Renamed to ipa_free_all_node_params
5824 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5825 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5826 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5827 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5828 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5829 ipa_free_all_edge_args
5830 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5831 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5832 (ipa_create_methodlist_node): Removed.
5833 (ipa_methodlist_method): Removed.
5834 (ipa_methodlist_method_set): Removed.
5835 (ipa_methodlist_next_method): Removed.
5836 (ipa_methodlist_next_method_set): Removed.
5837 (ipa_method_is_modified): Removed.
5838 (ipa_method_modify_create): Removed.
5839 (ipa_method_modify_init): Temporary variable info instead of a few
5841 (ipa_detect_param_modifications): Temporary variable info instead of
5843 (ipa_compute_jump_functions): Temporary variable info instead of
5845 (ipa_method_modify_set): Removed.
5846 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5847 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5848 than craph_node as the first parameter.
5849 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5850 (ipa_method_modify_init): Removed.
5851 (ipa_compute_jump_functions): Added a temp variable instead of
5852 repeatadly dereferencing the cgraph_edge.aux pointer
5853 (ipa_callsite_param_set_type): Removed.
5854 (ipa_compute_jump_functions): i renamed to index and moved to
5856 (ipa_callsite_param_set_info_type_formal): Removed.
5857 (ipa_callsite_param_set_info_type): Removed.
5858 (ipa_callsite_param_map_create): Removed.
5859 (ipa_callsite_tree): Removed.
5860 (ipa_callsite_caller): Removed.
5861 (ipa_pop_func_from_list): return_method removed to return_func
5863 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5864 prefixed all values with IPA_. Changed all users.
5865 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5866 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5867 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5868 (union parameter_info): Renamed to jump_func_value.
5869 (union jump_func_value): Renamed value to constant
5870 (struct ipa_jump_func): Renamed info_type to value
5871 (struct ipa_node): Renamed to ipa_node_params
5872 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5873 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5874 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5875 (struct ipa_edge): Renamed to ipa_edge_args
5876 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5877 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5878 (struct ipa_methodlist): Renamed to ipa_func_list
5879 (struct ipa_func_list): method_p renamed to node, next_method
5881 (ipa_methodlist_p): Removed, switched all users to struct pointer
5882 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5884 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5886 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5887 (rs6000_emit_epilogue): Use backchain to restore only when we
5888 have a large frame. Make use of frame pointer to restore if we
5889 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5891 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5893 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5894 Add mode to zero_extract.
5895 (sign bit tests peepholes): (Ditto.).
5897 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5899 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5900 Instructions in comments with SSE3.
5901 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5902 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5903 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5904 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5905 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5906 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5907 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5908 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5909 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5910 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5911 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5912 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5913 (bdesc_sse_args): Renamed to ...
5914 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5915 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5916 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5918 (bdesc_1arg): Moved to ...
5920 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5921 Instructions in comments with SSE3.
5922 (ix86_expand_sse_operands_builtin): Renamed to ...
5923 (ix86_expand_args_builtin): This. Updated.
5924 (ix86_expand_unop1_builtin): Update comments.
5925 (ix86_expand_builtin): Updated.
5927 2008-04-29 Richard Guenther <rguenther@suse.de>
5929 PR tree-optimization/36078
5930 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5931 Update virtual SSA form after cleaning up the CFG.
5933 2008-04-29 Richard Guenther <rguenther@suse.de>
5936 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5938 2008-04-29 Richard Guenther <rguenther@suse.de>
5940 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5941 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5942 (compute_flow_insensitive_aliasing): Do not treat
5943 PTR_IS_REF_ALL pointers special.
5944 (get_smt_for): Likewise.
5945 (may_alias_p): Re-structure.
5946 (is_escape_site): A ref-all pointer conversion is not an escape site.
5947 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5948 PTR_IS_REF_ALL pointers special.
5949 * tree-ssa-structalias.h (struct alias_info): Remove
5950 ref_all_symbol_mem_tag field.
5951 (PTR_IS_REF_ALL): Remove.
5953 2008-04-29 Richard Guenther <rguenther@suse.de>
5956 * fold-const.c (extract_muldiv_1): In combining division constants
5957 make sure to never overflow.
5959 2008-04-29 Nick Clifton <nickc@redhat.com>
5961 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5963 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5966 * optc-gen.awk: Work around HP-UX/IA awk bug.
5968 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5970 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5973 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5976 * config/i386/i386.md
5977 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5978 Change operand 1 predicate to nonimmediate_operand.
5980 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5983 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5985 * gengtype.c (walk_type, write_func_for_structure): Handle
5987 * doc/gty.texi: Document chain_circular.
5989 2008-04-28 Richard Guenther <rguenther@suse.de>
5991 PR tree-optimization/36066
5992 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5995 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5998 * config/i386/i386.md
5999 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6000 Use match_scratch instead of match_operand for operands 3 and 4.
6002 2008-04-27 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/18754
6005 PR tree-optimization/34223
6006 * tree-pass.h (pass_complete_unrolli): Declare.
6007 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6008 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6009 Rewrite loop into loop closed SSA form if it is not already.
6010 (tree_unroll_loops_completely): Re-structure to iterate over
6011 innermost loops with intermediate CFG cleanups.
6012 Unroll outermost loops only if requested or the code does not grow
6014 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6015 loops are available.
6016 (tree_vectorize): Instead do so here.
6017 (tree_complete_unroll): Also unroll outermost loops.
6018 (tree_complete_unroll_inner): New function.
6019 (gate_tree_complete_unroll_inner): Likewise.
6020 (pass_complete_unrolli): New pass.
6021 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6022 uses outside of the loop.
6023 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6024 form if it is available.
6025 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6026 * passes.c (init_optimization_passes): Schedule complete inner
6027 loop unrolling pass before the first CCP pass after final inlining.
6029 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6031 * targhooks.h (default_emutls_var_fields,
6032 default_emutls_var_init): Declare.
6033 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6034 * target.h (struct gcc_target): Add struct emutls member.
6035 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6036 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6037 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6038 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6039 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6040 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6041 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6042 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6043 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6044 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6045 emit debug information.
6046 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6047 * varasm.c: Include targhooks.h.
6048 (emutls_object_section, emutls_tmpl_section): New.
6049 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6050 (EMUTLS_SEPARATOR): New.
6052 (get_emutls_object_name): New.
6053 (default_emutls_var_fields): New, broken out of ...
6054 (get_emutls_object_type): ... here. Adjust to use target hooks.
6055 (get_emutls_init_templ_addr): Adjust to use target hooks.
6056 (emutls_decl): Adjust to use target hooks.
6057 (emutls_finish): Likewise.
6058 (default_emutls_var_init): New, broken out of ...
6059 (assemble_variable): ... here. Adjust to use target hooks.
6060 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6062 * c-common.c (handle_section_attribute): Prevent overriding
6063 sections for emulated tls with special sections.
6064 * config/i386/i386.c (x86_64_elf_select_section): Add
6065 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6066 (x86_64_elf_unique_section): Likewise.
6067 * config/vxworks.c: Include tree.h.
6068 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6069 (vxworks_override_options): Set TLS scheme.
6070 * doc/tm.texi (Emulated TLS): New node.
6072 2008-04-26 Simon Baldwin <simonb@google.com>
6075 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6076 with propagated string constants.
6078 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6080 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6081 constraint for operand 2 when operand 0 is memory operand.
6082 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6083 operand 0 is memory operand.
6084 (fix_trunc<mode>_i387_with_temp): Ditto.
6085 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6086 operand 2 when operand 1 is memory operand.
6087 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6088 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6089 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6090 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6091 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6092 operands 2,3 and 4 when operand 1 is memory operand.
6093 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6095 (fistdi2_floor_with_temp): Ditto.
6096 (fist<mode>2_floor_with_temp): Ditto.
6097 (fistdi2_ceil_with_temp): Ditto.
6098 (fist<mode>2_ceil_with_temp): Ditto.
6099 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6101 2008-04-26 David Daney <ddaney@avtrex.com>
6103 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6105 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6106 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6107 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6108 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6109 (compare_and_swap_12): New insn.
6110 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6111 * config/mips/mips.c (mips_force_binary): New function.
6112 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6113 (mips_expand_compare_and_swap_12): New function.
6114 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6116 2008-04-25 Jan Hubicka <jh@suse.cz>
6119 * cfgexpand.c (pass_expand): Turn into RTL pass.
6120 * passes.c (execute_one_pass): Do pass typechecking after execution.
6121 * tree-pass.h (pass_expand): Turn into RTL pass.
6123 * function.h (struct rtl_data): Move here fields
6124 accesses_prior_frames, calls_eh_return, saves_all_registers,
6125 has_nonlocal_goto, has_asm_statement, is_thunk,
6126 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6127 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6128 arg_pointer_save_area_init from struct function; turn into bool.
6129 (struct function): Move
6130 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6131 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6132 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6133 tail_call_emit, arg_pointer_save_area_init
6134 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6135 (current_function_returns_struct, current_function_returns_pcc_struct,
6136 current_function_calls_setjmp, current_function_calls_alloca,
6137 current_function_accesses_prior_frames,
6138 current_function_calls_eh_return, current_function_is_thunk,
6139 current_function_stdarg, current_function_profile,
6140 current_function_limit_stack, current_function_uses_pic_offset_table,
6141 current_function_uses_const_pool, current_function_has_nonlocal_label,
6142 current_function_saves_all_registers,
6143 current_function_has_nonlocal_goto,
6144 current_function_has_asm_statement): Remove accesor macros.
6145 * ra-conflict.c (global_conflicts): Update.
6146 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6147 (suitable_for_tail_call_opt_p): Update.
6148 * builtins.c (expand_builtin_return_addr): Update.
6149 (expand_builtin_setjmp_setup): Update.
6150 (expand_builtin_nonlocal_goto): Update.
6151 * final.c (final_start_function): Update.
6152 (profile_function): Update.
6153 (leaf_function_p): Update.
6154 (only_leaf_regs_used): Update.
6155 * df-scan.c (df_get_exit_block_use_set): Update.
6156 * dojump.c (clear_pending_stack_adjust): Update.
6157 * tree-stdarg.c (gate_optimize_stdarg): Update.
6158 * gimple-low.c (lower_function_body): Update.
6159 * global.c (compute_regsets): Update.
6160 (global_alloc): Update.
6161 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6162 * expr.c (expand_assignment): Update.
6163 * dse.c (dse_step0): Update.
6164 (dse_step1): Update.
6165 * c-decl.c (store_parm_decls): Update.
6166 * local-alloc.c (combine_regs): Update.
6167 (find_free_reg): Update.
6168 * function.c (assign_parms_augmented_arg_list): Update.
6169 (assign_parm_find_data_types): Update.
6170 (assign_parms): Update.
6171 (allocate_struct_function): Update.
6172 (expand_function_start): Update.
6173 (expand_function_end): Update.
6174 (get_arg_pointer_save_area): Update.
6175 (thread_prologue_and_epilogue_insns): Update.
6176 (rest_of_match_asm_constraints): Update.
6177 * stor-layout.c (variable_size): Update.
6178 * gcse.c (gcse_main): Update.
6179 (bypass_jumps): Update.
6180 * gimplify.c (gimplify_function_tree): Update.
6181 * calls.c (emit_call_1): Update.
6182 (expand_call): Update.
6183 * bt-load.c (compute_defs_uses_and_gen): Update.
6184 * except.c (sjlj_assign_call_site_values): Update.
6185 (sjlj_emit_function_enter): Update.
6186 (can_throw_external): Update.
6187 (set_nothrow_function_flags): Update.
6188 (expand_builtin_unwind_init): Update.
6189 (expand_eh_return): Update.
6190 (convert_to_eh_region_ranges): Update.
6191 (output_function_exception_table): Update.
6192 * emit-rtl.c (gen_tmp_stack_mem): Update.
6193 * cfgexpand.c (expand_used_vars): Update.
6194 (tree_expand_cfg): Update.
6195 * cfgcleanup.c (rest_of_handle_jump): Update.
6196 * explow.c (allocate_dynamic_stack_space): Update.
6197 * varasm.c (assemble_start_function): Update.
6198 (force_const_mem): Update.
6199 (mark_constant_pool): Update.
6200 * tree-optimize.c (tree_rest_of_compilation): Update.
6201 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6202 * tree-cfg.c (notice_special_calls): Update.
6203 (is_ctrl_altering_stmt): Update.
6204 (tree_can_make_abnormal_goto): Update.
6205 (tree_purge_dead_abnormal_call_edges): Update.
6206 * config/alpha/predicates.md: Update.
6207 * config/alpha/alpha.c (alpha_sa_mask): Update.
6208 (alpha_sa_size): Update.
6209 (alpha_does_function_need_gp): Update.
6210 (alpha_expand_prologue): Update.
6211 (alpha_start_function): Update.
6212 (alpha_output_function_end_prologue): Update.
6213 (alpha_expand_epilogue): Update.
6214 * config/frv/frv.c (frv_stack_info): Update.
6215 (frv_expand_epilogue): Update.
6216 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6217 (s390_register_info): Update.
6218 (s390_frame_info): Update.
6219 (s390_init_frame_layout): Update.
6220 (s390_can_eliminate): Update.
6221 (save_gprs): Update.
6222 * config/spu/spu.c (spu_split_immediate): Update.
6223 (need_to_save_reg): Update.
6224 (spu_expand_prologue): Update.
6225 (spu_expand_epilogue): Update.
6226 * config/sparc/sparc.md: Update.
6227 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6228 (sparc_tls_got): Update.
6229 (legitimize_pic_address): Update.
6230 (sparc_emit_call_insn): Update.
6231 (sparc_expand_prologue): Update.
6232 (output_return): Update.
6233 (print_operand): Update.
6234 (sparc_function_ok_for_sibcall): Update.
6235 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6236 * config/m32r/m32r.md: Update.
6237 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6238 (m32r_compute_frame_size): Update.
6239 (m32r_expand_prologue): Update.
6240 (m32r_expand_epilogue): Update.
6241 (m32r_legitimize_pic_address): Update.
6242 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6243 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6244 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6246 (ix86_save_reg): Update.
6247 (ix86_compute_frame_layout): Update.
6248 (ix86_expand_prologue): Update.
6249 (ix86_expand_epilogue): Update.
6250 * config/sh/sh.c (output_stack_adjust): Update.
6251 (calc_live_regs): Update.
6252 (sh5_schedule_saves): Update.
6253 (sh_expand_prologue): Update.
6254 (sh_expand_epilogue): Update.
6255 (sh_setup_incoming_varargs): Update.
6256 (sh_allocate_initial_value): Update.
6257 (sh_get_pr_initial_val): Update.
6258 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6259 * config/sh/sh.md (label:): Update.
6260 * config/avr/avr.c (out_movhi_mr_r): Update.
6261 * config/crx/crx.h (enum): Update.
6262 * config/xtensa/xtensa.h (along): Update.
6263 * config/stormy16/stormy16.c Update.
6264 (xstormy16_compute_stack_layout): Update.
6265 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6266 (fr30_expand_prologue): Update.
6267 * config/cris/cris.c (cris_conditional_register_usage): Update.
6268 (cris_reg_saved_in_regsave_area): Update.
6269 (cris_initial_frame_pointer_offset): Update.
6270 (cris_simple_epilogue): Update.
6271 (cris_expand_prologue): Update.
6272 (cris_expand_epilogue): Update.
6273 (cris_expand_pic_call_address): Update.
6274 (cris_asm_output_symbol_ref): Update.
6275 (cris_asm_output_label_ref): Update.
6276 * config/cris/cris.md Update.
6277 * config/iq2000/iq2000.c (compute_frame_size): Update.
6278 (iq2000_expand_epilogue): Update.
6279 * config/mt/mt.h (save_direction): Update.
6280 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6281 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6282 (ia64_secondary_reload_class): Update.
6283 * config/m68k/m68k.c (m68k_save_reg): Update.
6284 (m68k_expand_prologue): Update.
6285 (m68k_expand_epilogue): Update.
6286 (legitimize_pic_address): Update.
6287 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6288 (first_reg_to_save): Update.
6289 (first_altivec_reg_to_save): Update.
6290 (compute_vrsave_mask): Update.
6291 (compute_save_world_info): Update.
6292 (rs6000_stack_info): Update.
6293 (spe_func_has_64bit_regs_p): Update.
6294 (rs6000_ra_ever_killed): Update.
6295 (rs6000_emit_eh_reg_restore): Update.
6296 (rs6000_emit_allocate_stack): Update.
6297 (rs6000_emit_prologue): Update.
6298 (rs6000_emit_epilogue): Update.
6299 (rs6000_output_function_epilogue): Update.
6300 (output_profile_hook): Update.
6301 (rs6000_elf_declare_function_name): Update.
6302 * config/rs6000/rs6000.h (rs6000_args): Update.
6303 * config/rs6000/rs6000.md: Update.
6304 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6305 * config/arc/arc.c (arc_output_function_epilogue): Update.
6306 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6307 * config/darwin.c (machopic_function_base_name): Update.
6308 * config/score/score3.c (score3_compute_frame_size): Update.
6311 (score3_epilogue): Update.
6312 * config/score/score7.c (score7_compute_frame_size): Update.
6313 (score7_prologue): Update.
6314 (score7_epilogue): Update.
6315 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6316 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6317 * config/arm/arm.c (use_return_insn): Update.
6318 (require_pic_register): Update.
6319 (arm_load_pic_register): Update.
6320 (arm_compute_save_reg0_reg12_mask): Update.
6321 (arm_compute_save_reg_mask): Update.
6322 (thumb1_compute_save_reg_mask): Update.
6323 (output_return_instruction): Update.
6324 (arm_output_function_prologue): Update.
6325 (arm_output_epilogue): Update.
6326 (arm_get_frame_offsets): Update.
6327 (arm_expand_prologue): Update.
6328 (thumb_pushpop): Update.
6329 (thumb_exit): Update.
6330 (thumb1_expand_prologue): Update.
6331 (thumb1_expand_epilogue): Update.
6332 (arm_unwind_emit): Update.
6333 (arm_output_fn_unwind): Update.
6334 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6335 * config/arm/arm.md: Update.
6336 * config/pa/pa.md: Update.
6337 * config/pa/pa.c (legitimize_pic_address): Update.
6338 (compute_frame_size): Update.
6339 (hppa_expand_prologue): Update.
6340 (hppa_expand_epilogue): Update.
6341 (borx_reg_operand): Update.
6342 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6343 (HARD_REGNO_RENAME_OK): Update.
6344 * config/mips/mips.c (mips_global_pointer): Update.
6345 (mips_save_reg_p): Update.
6346 (mips_compute_frame_info): Update.
6347 (mips_frame_pointer_required): Update.
6348 (mips_expand_prologue): Update.
6349 (mips_expand_epilogue): Update.
6350 (mips_can_use_return_insn): Update.
6351 (mips_reorg_process_insns): Update.
6352 * config/v850/v850.c (compute_register_save_size): Update.
6353 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6354 * config/mmix/mmix.c (along): Update.
6355 (mmix_expand_epilogue): Update.
6356 * config/bfin/bfin.c (legitimize_pic_address): Update.
6357 (must_save_p): Update.
6358 (stack_frame_needed_p): Update.
6359 (add_to_reg): Update.
6360 (bfin_expand_prologue): Update.
6361 * stmt.c (expand_asm_operands): Update.
6362 * reload1.c (reload): Update.
6363 (init_elim_table): Update.
6365 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6367 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6369 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6371 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6372 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6373 (mov<mode>): Removed.
6374 (*movv4sf_internal): Likewise.
6375 (*movv2df_internal): Likewise.
6377 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6379 * config.gcc (crx-*-elf): Remove deprecation.
6381 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6383 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6384 __gcc_deregister_frame with atexit.
6385 (deregister_frame_dtor): Remove.
6387 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6388 Nathan Sidwell <nathan@codesourcery.com>
6390 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6392 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6393 (rs6000_isel): Likewise.
6394 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6395 (rs6000_isel): New variable.
6396 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6398 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6401 * c-common.c (handle_vector_size_attribute): Call
6402 lang_hooks.types.reconstruct_complex_type instead of
6403 reconstruct_complex_type.
6404 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6405 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6406 * langhooks.h (struct lang_hooks_for_types): Add
6407 reconstruct_complex_type hook.
6408 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6409 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6411 2008-04-24 Richard Guenther <rguenther@suse.de>
6413 * c-common.h (check_builtin_function_arguments): Declare.
6414 * c-common.c (validate_nargs): New function.
6415 (check_builtin_function_arguments): Likewise.
6416 * c-typeck.c (build_function_call): Call
6417 check_builtin_function_arguments.
6418 * builtins.c (fold_builtin_classify): Remove error reporting code.
6419 (fold_builtin_unordered_cmp): Likewise.
6420 (fold_builtin_1): Likewise.
6421 (fold_builtin_n): Likewise.
6423 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6425 PR tree-optimization/36008
6426 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6427 the original op1, rather than delta by step.
6429 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6430 Sebastian Pop <sebastian.pop@amd.com>
6432 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6433 eliminate_local_variables_stmt, eliminate_local_variables,
6434 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6435 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6436 of code delimited by two edges in the CFG.
6437 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6438 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6439 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6440 the case of parallelisation of reductions.
6441 (expr_invariant_in_region_p): New.
6443 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6444 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6446 2008-04-24 Ira Rosen <irar@il.ibm.com>
6447 Richard Guenther <rguenther@suse.de>
6449 PR tree-optimization/36034
6450 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6451 incapable of dealing with loads with gaps.
6453 2008-04-24 Rafael Espindola <espindola@google.com>
6455 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6456 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6457 vrp_evaluate_conditional.
6458 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6459 (vrp_evaluate_conditional): Split the cond argument.
6460 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6461 (simplify_stmt_for_jump_threading): Update call to
6462 vrp_evaluate_conditional.
6464 2008-04-24 Ira Rosen <irar@il.ibm.com>
6466 PR tree-optimization/35982
6467 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6468 interleaved data-refs are of the same type.
6470 2008-04-24 Danny Smith <dannysmith@users.net>
6472 * c-format.c (check_format_info_main): Use strncmp rather than a
6473 magic prefix to handle multichar length specs.
6474 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6475 Don't prefix "I64" and "I32" with '\0'.
6477 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6480 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6481 in registers for -m32 only if stdarg_p (fntype).
6483 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6485 PR rtl-optimization/36006
6486 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6487 temp to op0 in order to avoid invalid rtx sharing.
6489 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6491 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6492 check TREE_INVARIANT.
6493 * tree-gimple.c (is_gimple_address): New.
6494 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6495 * tree-gimple.h (is_gimple_address): New.
6496 * tree.h (decl_address_invariant_p): New.
6497 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6498 (build_string): Likewise.
6499 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6500 (tree_invariant_p_1): Likewise.
6501 (save_expr): Use it.
6502 (tree_invariant_p): New.
6503 (skip_simple_arithmetic): Use it.
6504 (stabilize_reference_1): Use it.
6505 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6507 (build1_stat): Drop code to compute TREE_INVARIANT.
6508 (build2_stat): Drop code to compute TREE_INVARIANT.
6509 (build3_stat): Drop code to compute TREE_INVARIANT.
6510 (build4_stat): Drop code to compute TREE_INVARIANT.
6511 (build5_stat): Drop code to compute TREE_INVARIANT.
6512 (build7_stat): Drop code to compute TREE_INVARIANT.
6513 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6514 * tree.h (struct tree_base): Remove invariant_flag.
6515 (TREE_INVARIANT): Remove.
6516 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6517 (fold_builtin_expect): Check TREE_CONSTANT.
6518 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6519 * c-tree.h (c_expr_to_decl): Drop third parameter.
6520 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6521 (build_c_cast): Don't set TREE_INVARIANT.
6522 (pop_init_level): Don't set TREE_INVARIANT.
6523 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6524 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6526 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6527 (gimplify_addr_expr): Adjust comment.
6528 * tree-mudflap.c (mf_build_string):
6529 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6530 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6531 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6532 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6533 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6534 * langhooks.h (struct lang_hooks): Drop third parameter from
6537 2008-04-23 Richard Guenther <rguenther@suse.de>
6539 PR tree-optimization/27799
6540 PR tree-optimization/32921
6541 PR tree-optimization/32624
6542 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6543 SMTs aliases and the tag itself into the solution.
6544 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6545 merge the points-to solution back into the SMT aliases.
6546 (may_alias_p): Use alias_set_subset_of instead of
6547 aliases_conflict_p. A pointer which points to
6548 memory with alias set zero may access any variable.
6550 2008-04-23 Richard Guenther <rguenther@suse.de>
6552 * alias.c (alias_set_subset_of): Correctly handle asking
6553 if zero is a subset of an alias set with zero child.
6554 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6555 (compute_flow_insensitive_aliasing): Correctly walk all
6556 pointers. Do not unnecessarily union sets.
6558 2008-04-23 Richard Guenther <rguenther@suse.de>
6561 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6563 2008-04-22 Tomas Bily <tbily@suse.cz>
6565 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6567 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6569 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6570 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6571 * tree-inline.c (estimate_num_insns_1): Likewise.
6572 * varasm.c (const_hash_1, compare_constant, copy_constant)
6573 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6574 * emit-rtl.c (component_ref_for_mem_expr)
6575 (set_mem_attributes_minus_bitpos): Likewise.
6576 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6577 (is_aligning_offset): Likewise.
6578 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6579 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6580 * dojump.c (do_jump): Likewise.
6581 * builtins.c (get_pointer_alignment, get_memory_rtx)
6582 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6583 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6585 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6587 PR rtl-optimization/36017
6588 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6589 expanding the library call.
6591 2008-04-22 Ian Lance Taylor <iant@google.com>
6593 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6596 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6598 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6599 of LR/CTR moves for Power6.
6601 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6604 * passes.c (init_optimization_passes): Remove
6605 pass_fast_rtl_byte_dce.
6607 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6610 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6611 builtin functions to generate faster code.
6612 (_mm_cvtpu16_ps): Ditto.
6613 (_mm_cvtpi32x2_ps): Ditto.
6615 2008-04-22 Nick Clifton <nickc@redhat.com>
6617 * common.opt (ftree-loop-distribution): Add Optimization
6620 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6621 (frv_expand_builtin_va_start): Likewise.
6623 * config/arm/arm.c (thumb_find_work_register): Fix location of
6624 argument register count.
6626 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6628 Support scheduling for ColdFire V1 and V3 microarchitecture.
6629 Improve scheduling of multiplication instructions.
6631 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6632 (mac): New instruction attribute.
6633 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6634 (m68k_sched_mac): New variable.
6635 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6636 Handle cfv1 and cfv3.
6637 (max_insn_size): New static variable.
6638 (struct _sched_ib): New type.
6639 (sched_ib): New static variable.
6640 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6641 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6642 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6644 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6645 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6646 new variables. Update.
6647 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6648 Add modeling of cfv3 instruction buffer. Update.
6649 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6650 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6651 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6652 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6653 a particular reservation applies to.
6654 (type2): Reorganize attribute values. Rename alu to alu_reg,
6655 alu_l to alu, move_l to omove. Join move to alu. Split mul
6657 (cf_ib_*): Simplify description of instruction buffer.
6658 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6659 (cf_mem): Split into cf_mem1 and cf_mem2.
6660 (cf_v2_move_??): Rename to cfv12_alu_??.
6661 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6662 (cf_v2_mul_??): Remove reservations.
6663 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6664 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6665 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6667 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6668 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6669 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6670 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6671 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6672 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6673 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6674 expansions of the above reservations for instructions of sizes
6677 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6679 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6681 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6683 * coverage.c: Include tree-pass.h.
6684 (coverage_counter_alloc): Print da_file_name to the dump file.
6686 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6688 * sbitmap.c (sbitmap_range_empty_p): New function.
6689 * sbitmap.h (sbitmap_range_empty_p): New function.
6690 * bitmap.h: Now includes obstack.h.
6692 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6693 Kenneth Zadeck <zadeck@naturalbridge.com>
6695 * dbgcnt.def (ra_byte_scan): Added.
6696 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6697 when the last hit happens for a counter.
6698 * timevar.def (TV_DF_BYTE_LR): New variable.
6699 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6700 * passes.c (pass_fast_rtl_byte_dce): New pass.
6701 * fwprop.c (update_df): Added mode to call df_ref_create.
6702 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6703 DF_REF_EXTRACT_OFFSET.
6704 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6705 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6707 (df_ref_extract): Added mode field.
6708 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6709 DF_REF_EXTRACT_OFFSET.
6710 (DF_REF_EXTRACT_MODE): New macro.
6711 (df_byte_lr_bb_info): New structure.
6712 (df_print_byte_regset, df_compute_accessed_bytes,
6713 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6714 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6715 df_byte_lr_simulate_uses,
6716 df_byte_lr_simulate_artificial_refs_at_top,
6717 df_byte_lr_simulate_artificial_refs_at_end,
6718 df_compute_accessed_bytes): New function.
6719 (df_ref_create): Add parameter.
6720 (df_byte_lr_get_bb_info): New inline function.
6721 * df-scan.c (df_ref_record, df_uses_record,
6722 df_ref_create_structure): Added mode parameter.
6723 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6724 df_defs_record, df_uses_record, df_get_conditional_uses,
6725 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6726 df_entry_block_defs_collect, df_exit_block_uses_collect):
6727 Added mode parameter to calls to df_ref_record, df_uses_record,
6728 df_ref_create_structure.
6729 (df_ref_equal_p, df_ref_compare): Added test for modes.
6730 (df_ref_create_structure): Added code to set mode. Renamed
6731 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6732 DF_REF_EXTRACT_OFFSET.
6733 * df-core.c (df_print_byte_regset): New function.
6734 * df-byte-scan.c: New file.
6735 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6736 calls to BITMAP_FREE.
6737 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6738 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6739 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6740 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6741 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6742 df_byte_lr_local_compute, df_byte_lr_init,
6743 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6744 df_byte_lr_transfer_function, df_byte_lr_free,
6745 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6746 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6747 df_byte_lr_simulate_uses,
6748 df_byte_lr_simulate_artificial_refs_at_top,
6749 df_byte_lr_simulate_artificial_refs_at_end): New function.
6750 * dce.c (byte_dce_process_block): New function.
6751 (dce_process_block): au is now passed in rather than computed
6752 locally. Changed loops that look at artificial defs to not look
6753 for conditional or partial ones, because there never are any.
6754 (fast_dce): Now is able to drive byte_dce_process_block or
6755 dce_process_block depending on the kind of dce being done.
6756 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6757 (rest_of_handle_fast_byte_dce): New function.
6758 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6759 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6761 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6764 * gcc.h: Added fortran options that take arguments to
6765 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6768 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6770 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6771 scalarization if on the LHS and not a full access.
6773 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6775 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6777 2008-04-18 Rafael Espindola <espindola@google.com>
6779 * tree-vrp.c (find_case_label_index): Fix the binary search.
6780 (find_case_label_range): New.
6781 (vrp_visit_switch_stmt): Use find_case_label_range.
6782 (simplify_switch_using_ranges): Use find_case_label_range.
6784 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6786 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6787 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6789 2008-04-18 Tom Tromey <tromey@redhat.com>
6792 * doc/cpp.texi (Implementation-defined behavior): Mention
6795 2008-04-18 Ian Lance Taylor <iant@google.com>
6797 * fold-const.c (pointer_may_wrap_p): New static function.
6798 (fold_comparison): Add another test for pointer overflow. Use
6799 pointer_may_wrap_p to disable some false positives.
6801 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6803 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6804 (fname_as_string): Match updated cpp_interpret_string prototype.
6805 (fix_string_type): Support char16_t* and char32_t*.
6806 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6807 derivative) nodes. Register as builtin if C++0x.
6808 (c_parse_error): Support CPP_CHAR{16,32}.
6809 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6810 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6811 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6812 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6813 CTI_CHAR32_ARRAY_TYPE>: New elements.
6814 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6815 char32_type_node, signed_char32_type_node, char16_array_type_node,
6816 char32_array_type_node): New defines.
6817 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6818 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6819 (lex_string): Support CPP_STRING{16,32}, match updated
6820 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6821 (lex_charconst): Support CPP_CHAR{16,32}.
6822 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6823 and CPP_STRING{16,32}.
6825 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6828 * aclocal.m4: Regenerate.
6829 * configure: Regenerate.
6831 2008-04-18 Jan Hubicka <jh@suse.cz>
6833 * except.c (dw2_size_of_call_site_table,
6834 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6836 * cgraphbuild.c (build_cgraph_edges): Update.
6837 * tree-pass.h: Update comment.
6838 * final.c (leaf_function_p): Update.
6839 (leaf_renumber_regs): Update.
6840 (rest_of_clean_state): Update.
6841 * omp-low.c (expand_omp_parallel): Update.
6842 * ipa-reference.c (analyze_function): Update.
6843 * reorg.c (find_end_label): Update.
6844 (optimize_skip): Update.
6845 (fill_simple_delay_slots): Update.
6846 (fill_simple_delay_slots): Update.
6847 (make_return_insns): Update.
6848 (dbr_schedule): Update.
6849 * gimple-low.c (record_vars_into): Update.
6850 * cfgbuild.c (make_edges): Update.
6851 * function.c (assign_stack_local): Update.
6852 (assign_parm_adjust_stack_rtl): Update.
6853 (locate_and_pad_parm): Update.
6854 (allocate_struct_function): Do not initialize stack_alignment_needed
6855 and preferred_stack_boundary here.
6856 (stack_protect_prologue): Update.
6857 (stack_protect_epilogue): Update.
6858 (expand_function_start): Initialize stack_alignment_needed,
6859 preferred_stack_boundary and max_jumptable_ents.
6860 (expand_function_end): Update.
6861 (free_after_compilation): Do not NULLify epilogue_delay_list.
6862 * function.h (struct rtl_data): Add stack_protect_guard,
6863 stack_alignment_needed,
6864 preferred_stack_boundary, epilogue_delay_list.
6865 (struct function): Remove value_histograms, stack_alignment_needed,
6866 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6868 unexpanded_var_list, stack_protect_guard.
6869 (current_function_epilogue_delay_list): Remove.
6870 * ipa-type-escape.c (analyze_function): Update.
6871 * gimplify.c (pop_gimplify_context): Update comment.
6872 * calls.c (expand_call): Update.
6873 (emit_library_call_value_1): Update.
6874 * except.c (set_nothrow_function_flags): Update.
6875 * cfgexpand.c (get_decl_align_unit): Update.
6876 (create_stack_guard): Update.
6877 (estimated_stack_frame_size): Update.
6878 (expand_used_vars): Update.
6879 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6880 * explow.c (allocate_dynamic_stack_space): Update.
6881 * tree-ssa-live.c (remove_unused_locals): Update.
6882 * varasm.c (mark_constant_pool): Update.
6883 * tree-inline.c (remap_decls): Update.
6884 (initialize_cfun): Update.
6885 (declare_return_variable): Update.
6886 (inline_forbidden_p): Update.
6887 (expand_call_inline): Update.
6888 (declare_inline_vars): Update.
6889 (tree_function_versioning): Update.
6890 * tree-flow.h (value_histograms): New.
6891 (VALUE_HISTOGRAMS): New macro.
6892 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6894 * tree-cfg.c (set_bb_for_stmt): Update.
6895 (replace_by_duplicate_decl): Update.
6896 (move_block_to_fn): Update.
6897 (new_label_mapper): Update.
6898 (dump_function_to_file): Update.
6899 * ipa-struct-reorg.c (build_data_structure): Update.
6900 * cfgrtl.c (print_rtl_with_bb): Update.
6901 * reload1.c (reload): Update.
6903 * config/i386/i386.c (setup_incoming_varargs_64,
6904 ix86_compute_frame_layout): Update.
6905 * config/arc/arc.c (arc_output_function_epilogue): Update.
6907 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6909 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6910 for FreeBSD as well.
6911 * gthr-posix95.h: Likewise.
6913 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6915 PR rtl-optimization/35838
6916 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6917 out the byte offset of the first subreg.
6919 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6921 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6922 to split_ti instead of three separate calls with single member arrays.
6923 (subti3 splitter): Ditto.
6924 (adddi3 splitter): Ditto with split_di.
6925 (subdi3 splitter): Ditto.
6926 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6927 two separate calls with single member arrays. Swap match_dup
6928 operands 1 and 2 to better fit into the array.
6929 (negdi2 splitter): Ditto with split_di.
6930 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6931 two separate calls with single member arrays. Swap match_dup operands
6932 6 and 7 to better fit into the array.
6934 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6936 * config/i386/i386.c (sse_builtin_type): New.
6937 (bdesc_sse_args): Likewise.
6938 (bdesc_sse_3arg): Removed.
6939 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6940 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6941 IX86_BUILTIN_ROUNDPS.
6942 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6943 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6944 IX86_BUILTIN_ROUNDPS.
6945 (ix86_expand_sse_4_operands_builtin): Removed.
6946 (ix86_expand_sse_operands_builtin): New.
6947 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6948 and CODE_FOR_sse4_1_roundps.
6949 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6950 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6952 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6955 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6956 regs before frame pop when needed. If use_backchain_to_restore_sp
6957 then load backchain into a temp reg to restore vr and vrsave. Add
6958 code to restore vr after frame pop if possible.
6960 2008-04-17 Richard Guenther <rguenther@suse.de>
6962 * tree-vn.c (expressions_equal_p): Do not check type
6963 equality or compatibility before calling operand_equal_p.
6964 * fold-const.c (operand_equal_p): Check equivalence of
6965 integer constants before bailing out due to signedness or
6966 precision differences.
6967 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6968 spurious differences in type qualification. Ignore types
6969 for COMPONENT_REFs at all.
6971 2008-04-17 Christian Bruel <christian.bruel@st.com>
6973 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6974 msw_skip comparison.
6976 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6979 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6982 PR tree-optimization/35899
6983 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6984 rather than TREE_OPERAND.
6986 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6989 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6990 temporary registers. Change operand predicate to general_operand.
6991 (remainderxf3): Ditto.
6993 2008-04-16 Richard Guenther <rguenther@suse.de>
6995 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6996 * tree-affine.c (aff_combination_expand): Look through some
6999 2008-04-15 Doug Kwan <dougkwan@google.com>
7001 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7003 * tree-pretty-print.c (dump_generic_node): Ditto.
7004 * final.c (output_addr_const): Ditto.
7005 * dwarf2out.c (output_cfi): Ditto.
7006 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7007 * print-rtl.c (print_rtx): Ditto.
7008 * print-tree.c (print_node_brief, print_node): Ditto.
7009 * c-common.c (match_case_to_enum_1): Ditto.
7010 * sched-vis.c (print_value): Ditto.
7011 * config/i386/i386.c (print_operand): Cast to long unsigned int
7014 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7015 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7016 MS Windows VirtualProtect function.
7018 2008-04-15 Jan Hubicka <jh@suse.cz>
7020 * gengtype.c (write_root): Param_is argument is OK.
7021 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7022 * function.h: Include varray.h
7023 (rtl_eh): New stucture based on except.c one.
7024 (call_site_record): New forward declaration and vector type.
7025 * calls.c (emit_call_1): Do not call
7026 note_current_region_may_contain_throw.
7027 * except.c (eh_status): Remove cur_region, try_region since they are
7029 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7030 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7031 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7032 Remove call_site_data_used, call_site_data_size.
7033 Turn call_site_record into vector in function.h.
7034 (note_current_region_may_contain_throw): Remove.
7035 (get_exception_pointer, get_exception_filter): Do not take struct
7036 function argument; update.
7037 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7038 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7039 build_post_landing_pads, dw2_build_landing_pads,
7040 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7041 sjlj_emit_function_enter, sjlj_emit_function_enter,
7042 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7043 sjlj_build_landing_pads, finish_eh_generation,
7044 remove_exception_handler_label, remove_eh_handler,
7045 maybe_remove_eh_handler, add_reachable_handler,
7046 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7047 add_action_record, collect_one_action_chain, add_call_site,
7048 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7049 sjlj_output_call_site_table, output_function_exception_table,
7050 * except.h (note_current_region_may_contain_throw): Remove
7051 (get_exception_pointer, get_exception_filter): Do not take struct
7053 * Makefile.in (GTFILES): Put varargs before struct function.
7055 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7057 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7058 punt for STRING_CST.
7059 (get_constraint_for): Deal with STRING_CST here instead.
7061 2008-04-15 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7064 statements in a basic-block with a backward walk. Do not
7065 substitute into dead statements but instead remove those.
7067 2008-04-15 Richard Guenther <rguenther@suse.de>
7069 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7070 to zero, thus disable creation of SFTs.
7072 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7074 * tree-predcom.c (suitable_reference_p): Return false if the
7075 reference can throw.
7077 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7080 * c-decl.c (finish_decl): If extern or static var has variable
7081 size, set TREE_TYPE (decl) to error_mark_node.
7083 2008-04-15 Rafael Espindola <espindola@google.com>
7085 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7088 2008-04-15 Richard Guenther <rguenther@suse.de>
7090 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7091 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7092 (visit_reference_op_load): Do walk vuse-vdef chains on
7093 vn_reference_lookup.
7094 (visit_reference_op_store): But do not here.
7095 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7096 vn_reference_lookup.
7097 (vn_lookup_with_vuses): But do so here.
7099 2008-04-14 Ian Lance Taylor <iant@google.com>
7101 * fold-const.c (fold_overflow_warning): Remove assertion.
7103 2008-04-15 Ben Elliston <bje@au.ibm.com>
7105 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7106 temp1 local variables.
7108 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7111 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7112 ".text.unlikely" section as executable.
7114 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7116 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7117 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7118 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7119 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7120 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7121 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7122 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7124 2008-04-14 Ian Lance Taylor <iant@google.com>
7126 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7127 * fold-const.c (fold_comparison): If appropriate, test
7128 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7129 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7130 reassociating a pointer type.
7131 * doc/invoke.texi (Optimize Options): Document that
7132 -fstrict-overflow applies to pointer wraparound.
7134 2008-04-13 Jan Hubicka <jh@suse.cz>
7136 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7138 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7140 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7141 we are going to "save the world".
7143 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7145 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7146 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7147 operand 0 constraint, not "=".
7149 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7151 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7153 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7155 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7156 of size of positions_needed * CHAR_BIT.
7158 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7161 * dse.c (store_info): Change positions_needed to unsigned
7163 (lowpart_bitmask): New.
7164 (record_store): Cast to unsigned HOST_WIDE_INT for
7165 positions_needed. Assert width <= size of positions_needed *
7166 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7167 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7168 lowpart_bitmask to set mask.
7170 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7172 * config/bfin/constraints.md: New file.
7173 * config/bfin/bfin.md: Include it.
7174 (adddi3): Use satisfies_constraint functions instead of the old macros.
7175 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7176 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7177 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7178 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7179 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7180 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7181 EXTRA_CONSTRAINT): Delete.
7182 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7183 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7185 * config/bfin/bfin.c: Include "tm-constrs.h".
7186 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7187 Use satisfies_constraint functions instead of the old macros.
7188 * doc/md.texi (Blackfin Constraints): Update file name reference.
7190 2008-04-11 Richard Guenther <rguenther@suse.de>
7192 PR tree-optimization/35869
7193 * tree-vrp.c (execute_vrp): Move switch statement update after
7194 jump threading. Schedule another cfg cleanup run.
7196 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7199 * attribs.c (decl_attributes): Return early on errorneous node.
7201 2008-04-10 Oleg Ryjkov <olegr@google.com>
7203 * tree.h (struct tree_base): Added a new flag default_def_flag.
7204 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7206 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7208 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7210 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7213 * pa.md: Define mode iterator P. Define mode attribute dwc.
7214 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7215 (icacheflush): Likewise.
7216 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7217 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7219 2008-04-11 Ben Elliston <bje@au.ibm.com>
7221 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7223 2008-04-10 Rafael Espindola <espindola@google.com>
7225 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7226 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7227 (extract_range_from_expr): The same.
7229 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7231 * config/mips/mips.md (GPR2): New mode iterator.
7233 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7234 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7235 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7236 Rewrite these to take two modes, the mode of comparison and the
7237 mode of the destination.
7238 * config/mips/mips.c (mips_expand_scc): Instead of having
7239 paradoxical subreg as destination, expand "narrowing" scc if mode
7240 of comparison is SI and target is requested in DI mode.
7241 (mips_emit_int_order_test): Update comment. Make mode of
7242 comparison match CMP0 rather than TARGET. When creating inverse
7243 target use mode of TARGET.
7245 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7247 * gcov-dump.c (tag_summary): Only print summaries for the first
7248 GCOV_COUNTERS_SUMMABLE counters.
7250 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/i386.md (absneg): New code iterator.
7253 (absnegprefix): New code attribute.
7254 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7255 patterns using absneg code iterator.
7256 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7257 using absneg code iterator.
7258 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7259 *neg<mode>2 patterns using absneg code iterator.
7260 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7261 *negextendsfdf2 patterns using absneg code iterator.
7262 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7263 *negextendsfxf2 patterns using absneg code iterator.
7264 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7265 *negextendsfdf2 patterns using absneg code iterator.
7266 * config/i386/sse.md (<code><mode>2): Macroize expander from
7267 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7269 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7271 * config/s390/s390.h: Remove the remains of the recent search
7272 & replace action of current_function_outgoing_args_size.
7274 2008-04-10 Ira Rosen <irar@il.ibm.com>
7276 PR tree-optimization/35821
7277 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7278 NEW_STMT_LIST is not NULL.
7280 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7283 * toplev.c (process_options): Remove -ffunction-sections debugging
7286 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7288 PR middle-end/PR28690
7289 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7290 than gen_rtx_fmt_ee to perform more canonicalizations.
7292 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7295 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7297 2008-04-09 Richard Guenther <rguenther@suse.de>
7299 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7300 (dump_function_to_file): Dump function arguments with types.
7302 2008-04-08 Richard Guenther <rguenther@suse.de>
7304 * fold-const.c (fold_widened_comparison): Do not allow
7305 sign-changes that change the result.
7307 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7310 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7311 kinds of indirect references.
7313 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7315 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7316 GNU Fortran language string.
7318 2008-04-08 Rafael Espindola <espindola@google.com>
7320 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7321 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7322 * tree.h (tree_call_nonnegative_warnv_p): New.
7324 2008-04-08 Jan Hubicka <jh@suse.cz>
7326 * function.c (free_after_compilation): Clear out regno_reg_rtx
7329 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7332 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7334 PR middle-end/PR28690
7335 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7336 same precedence as REG_POINTER and MEM_POINTER operands.
7338 2008-04-08 Richard Guenther <rguenther@suse.de>
7341 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7342 for adding index to base.
7344 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7346 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7347 (MINGW_ENABLE_EXECUTE_STACK): New.
7348 (IN_LIBGCC2): For libgcc include windows.h file for
7349 function declarations.
7351 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7353 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7354 and tem2 if tem1 is not a REG or MULT.
7356 2008-04-08 Jan Hubicka <jh@suse.cz>
7358 * function.h (incomming_args): Break out of struct function.
7359 (function_subsections): Break out of struct function.
7360 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7361 return_rtx and hard_reg_initial_vals from struct function.
7362 Kill inl_max_label_num.
7363 (current_function_pops_args, current_function_args_info,
7364 current_function_args_size, current_function_args_size,
7365 current_function_pretend_args_size,
7366 current_function_outgoing_args_size,
7367 current_function_internal_arg_pointer, current_function_return_rtx):
7368 Kill compatibility accestor macros.
7369 * builtins.c (expand_builtin_apply_args_1): Update.
7370 (expand_builtin_next_arg): Update.
7371 * df-scan.c (df_get_call_refs): Update.
7372 * dbxout.c (dbxout_function_end): Update.
7373 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7374 (output_line_info): Update.
7375 (secname_for_decl): Update.
7376 (dwarf2out_var_location): Update.
7377 * function.c (free_after_compilation): Update.
7378 (assign_parm_find_stack_rtl): Update.
7379 (assign_parms): Update.
7380 (expand_dummy_function_end): Update.
7381 (expand_function_end): Update.
7382 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7383 (expand_call): Update.
7384 (emit_library_call_value_1): Update.
7385 (store_one_arg): Update.
7386 * varasm.c (initialize_cold_section_name): Update.
7387 (unlikely_text_section): Update.
7388 (unlikely_text_section_p): Update.
7389 (assemble_start_function): Update.
7390 (assemble_end_function): Update.
7391 (default_section_type_flags): Update.
7392 (switch_to_section): Update.
7393 * integrate.c (set_decl_abstract_flags): Update.
7394 (get_hard_reg_initial_val): Update.
7395 (has_hard_reg_initial_val): Update.
7396 (allocate_initial_values): Update.
7397 * resource.c (init_resource_info): Update.
7398 * config/alpha/alpha.c (NUM_ARGS): Update.
7399 (direct_return): Update.
7400 (alpha_va_start): Update.
7401 (alpha_sa_size): Update.
7402 (alpha_initial_elimination_offset): Update.
7403 (alpha_expand_prologue): Update.
7404 (alpha_start_function): Update.
7405 (alpha_expand_epilogue): Update.
7406 (unicosmk_initial_elimination_offset):
7407 * config/alpha/alpha.md (call expander): Update.
7408 * config/s390/s390.c (s390_register_info): Update.
7409 (s390_register_info): Update.
7410 (s390_frame_info): Update.
7411 (s390_initial_elimination_offset): Update.
7412 (s390_build_builtin_va_list): Update.
7413 (s390_va_start): Update.
7414 * config/spu/spu.c (direct_return): Update.
7415 (spu_expand_prologue): Update.
7416 (spu_initial_elimination_offset): Update.
7417 (spu_build_builtin_va_list): Update.
7418 (spu_va_start): Update.
7419 * config/sparc/sparc.c (sparc_init_modes): Update.
7420 (sparc_compute_frame_size): Update.
7421 (function_value): Update.
7422 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7423 * config/i386/i386.md (return expander): Update.
7424 * config/i386/i386.c (ix86_va_start): Update.
7425 (ix86_can_use_return_insn_p): Update.
7426 (ix86_compute_frame_layout): Update.
7427 (ix86_expand_epilogue): Update.
7428 * config/sh/sh.c (output_stack_adjust): Update.
7429 (calc_live_regs): Update.
7430 (sh_expand_prologue): Update.
7431 (sh_builtin_saveregs): Update.
7432 (sh_va_start): Update.
7433 (initial_elimination_offset): Update.
7434 (sh_allocate_initial_value): Update.
7435 (sh_function_ok_for_sibcall): Update.
7436 (sh_get_pr_initial_val): Update.
7437 * config/sh/sh.md (return expander): Update.
7438 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7439 * config/crx/crx.c (crx_compute_frame): UPdate.
7440 (crx_initial_elimination_offset): UPdate.
7441 * config/xtensa/xtensa.c (compute_frame_size): Update
7442 (xtensa_builtin_saveregs): Update.
7443 (xtensa_va_start): Update.
7444 (order_regs_for_local_alloc): Update.
7445 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7446 (xstormy16_expand_builtin_va_start): Update.
7447 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7448 * config/m68hc11/m68hc11.md (return expanders): Update.
7449 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7450 (expand_epilogue): Update.
7451 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7452 (cris_simple_epilogue): Update.
7453 (cris_expand_prologue): Update.
7454 (cris_expand_epilogue): Update.
7455 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7456 (compute_frame_size): Update.
7457 * config/mt/mt.c (mt_compute_frame_size): Update.
7458 * config/mn10300/mn10300.c (expand_prologue): Update.
7459 (expand_epilogue): Update.
7460 (initial_offset): Update.
7461 (mn10300_builtin_saveregs):
7462 * config/mn10300/mn10300.md (return expander): Update.
7463 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7464 (ia64_initial_elimination_offset): Update.
7465 (ia64_initial_elimination_offset): Update.
7466 (ia64_expand_prologue): Update.
7467 * config/m68k/m68k.md (return expander): Update.
7468 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7469 (rs6000_stack_info): Update.
7470 * config/mcore/mcore.c (layout_mcore_frame): Update.
7471 (mcore_expand_prolog): Update.
7472 * config/arc/arc.c (arc_compute_frame_size): Update.
7473 * config/score/score3.c (score3_compute_frame_size): Update.
7474 * config/score/score7.c (score7_compute_frame_size): Update.
7475 * config/arm/arm.c (use_return_insn): Update.
7476 (thumb_find_work_register): Update.
7477 (arm_compute_save_reg_mask): Update.
7478 (arm_output_function_prologue): Update.
7479 (arm_output_epilogue): Update.
7480 (arm_size_return_regs): Update.
7481 (arm_get_frame_offsets): Update.
7482 (arm_expand_prologue): Update.
7483 (thumb_exit): Update.
7484 (thumb_unexpanded_epilogue): Update.
7485 (thumb1_output_function_prologue): Update.
7486 * config/pa/pa.md (return expander): Update.
7487 * config/pa/pa.c (compute_frame_size): Update.
7488 (hppa_builtin_saveregs): Update.
7489 * config/mips/mips.c (mips_va_start): Update.
7490 (mips16_build_function_stub): Update.
7491 (mips_compute_frame_info): Update.
7492 (mips_restore_gp): Update.
7493 (mips_output_function_prologue): Update.
7494 (mips_expand_prologue): Update.
7495 * config/v850/v850.c (compute_frame_size): Update.
7496 (expand_prologue): * config/mmix/mmix.c (along): update.
7497 (mmix_initial_elimination_offset): update.
7498 (mmix_reorg): update.
7499 (mmix_use_simple_return): update.
7500 (mmix_expand_prologue): update.
7501 (mmix_expand_epilogue): Update.
7502 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7503 (emit_link_insn): Update.
7505 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7507 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7508 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7510 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7513 2008-04-07 Jan Hubicka <jh@suse.cz>
7515 * function.h (rtl): Rename to x_rtl.
7517 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7518 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7519 used_temp_slots avail_temp_slots, temp_slot_level,
7520 nonlocal_goto_handler_labels): Update accesstors.
7521 (rtl): New global variable.
7522 (struct function): Move some fileds to rtl_data.
7523 (get_arg_pointer_save_area): Update prototype.
7524 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7525 get_arg_pointer_save_area.
7526 * expr.c (init_expr): Update
7527 * function.c (get_frame_size): Update
7528 (assign_stack_local): Update
7529 (expand_function_end): Update.
7530 (get_art_pointer_save_area): Update
7532 * emit-rtl.c (rtl): Declare.
7533 (regno_reg_rtx): Declare.
7534 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7536 (gen_reg_rtx): Update.
7537 * varasm.c (n_deferred_constatns): Update accestor.
7538 (init_varasm_status): Do not allocate varasm_status.
7539 (force_const_mem, get_pool_size, output_constant_pool): Update.
7540 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7541 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7542 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7543 * sparc/sparc.h (INIT_EXPANDERS): Update.
7544 * ia64/ia64.h (INIT_EXPANDERS): Update.
7546 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7548 * reload.c (push_secondary_reload): Add missing break to for loop.
7550 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7552 PR middle-end/PR28690
7553 * rtlanal.c: Update copyright years.
7554 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7555 as REG_POINTER and MEM_POINTER operands.
7556 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7557 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7558 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7559 * gcse.c: Update copyright years.
7560 (pre_delete): Call gen_reg_rtx_and_attrs.
7561 (hoist_code): Likewise.
7562 (build_store_vectors): Likewise.
7563 (delete_store): Likewise.
7564 * loop-invariant.c (move_invariant_reg): Likewise.
7565 Update copyright years.
7567 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7569 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7570 control string instead of quoted.
7572 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7574 * doc/rtl.texi: Rewrite of subreg section.
7576 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7579 * config/i386/i386.c (legitimize_pic_address): Add treating
7580 of dllimport SYM_REF's.
7581 (legitimize_dllimport_symbol): Add prototype.
7583 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7585 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7586 reference in constructor with non self-referential type.
7588 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7590 Removal of Return with Depressed Stack Pointer support
7591 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7592 (ECF_SP_DEPRESSED): Likewise.
7593 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7594 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7595 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7596 (expand_call): Do not test ECF_SP_DEPRESSED.
7597 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7598 * function.c (keep_stack_depressed): Delete.
7599 (handle_epilogue_set): Likewise.
7600 (update_epilogue_consts): Likewise.
7601 (emit_equiv_load): Likewise.
7602 (thread_prologue_and_epilogue_insns): Remove support for Return with
7603 Depressed Stack Pointer.
7604 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7606 2008-04-06 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/35400
7609 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7610 information from SSA_NAMEs.
7612 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7614 * config/avr/avr.h (avr_mega_p): Remove declaration.
7615 (AVR_MEGA): Remove macro.
7616 * config/avr/avr.c (avr_mega_p): Remove variable.
7617 (avr_override_options): Remove inicializion of avr_mega_p.
7618 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7619 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7620 (avr_jump_mode): (Ditto.).
7621 (avr_output_progmem_section_asm_op): (Ditto.).
7622 (avr_asm_init_sections): (Ditto.).
7623 (avr_asm_init_sections): (Ditto.).
7624 (avr_rtx_costs): (Ditto.).
7625 * config/avr/avr.md: (Ditto.).
7626 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7629 2008-04-06 Richard Guenther <rguenther@suse.de>
7631 PR tree-optimization/35842
7632 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7633 is_gimple_invariant_address.
7635 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7637 * gcc.c (default_compilers): Sync Fortran extensions list with
7638 that in fortran/lang-specs.h.
7639 * doc/invoke.texi: Likewise.
7640 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7641 * dwarf2out.c (gen_compile_unit_die): Likewise.
7643 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7645 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7647 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7650 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7651 attribute is used for nested functions.
7653 2008-04-05 Jan Hubicka <jh@suse.cz>
7655 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7657 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7659 (dump_files): Update.
7660 (enable_rtl_dump_file): Do not accept letter argument.
7661 * tree-pass.h (dump_file_info): Remove letter argument.
7662 * toplev.c (decode_d_option): Update -da handling.
7663 * toplev.h (enable_rtl_dump_file): Update prototype.
7664 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7665 it out based on pass type.
7666 (register_dump_files_1): Likewise.
7667 (init_optimization_passes): Update register_one_dump_file calls.
7668 (execute_one_pass): Sanity check that IPA passes are called at IPA
7669 level and RTL passes at RTL level.
7670 (execute_pass_list): IPA pass can not be after or subpass of
7672 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7673 disallov RTL subpasses of IPA subpasses.
7675 2008-04-05 Ben Elliston <bje@au.ibm.com>
7677 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7678 builtins that return exactly once and do not throw. Cache call to
7681 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7683 PR rtl-optimization/34916
7685 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7686 between instruction pairs.
7688 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7690 * doc/invoke.texi: Document -mbitops for SH.
7691 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7692 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7693 * config/sh/sh.c (print_operand): Add %t operand code.
7694 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7695 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7696 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7697 (extendqihi2): Likewise.
7698 (movqi_i): Likewise.
7699 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7700 (extv): Use bld instruction for SH2A if possible.
7702 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7703 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7704 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7705 (bset.b, bclr.b): Define peepholes.
7706 * config/sh/sh.opt (mbitops): New option.
7708 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7711 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7712 and view convert expression.
7714 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7717 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7719 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7721 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7723 * config/i386/cpuid.h (bit_AES): New.
7724 (bit_PCLMUL): Likewise.
7726 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7727 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7728 SSE2 if AES or PCLMUL is enabled.
7729 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7730 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7731 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7732 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7733 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7734 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7735 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7736 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7737 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7738 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7739 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7740 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7741 __builtin_ia32_aeskeygenassist128 and
7742 __builtin_ia32_pclmulqdq128.
7743 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7744 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7745 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7747 * config/i386/i386.h (TARGET_AES): New.
7748 (TARGET_PCLMUL): Likewise.
7749 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7751 * config/i386/i386.md (UNSPEC_AESENC): New.
7752 (UNSPEC_AESENCLAST): Likewise.
7753 (UNSPEC_AESDEC): Likewise.
7754 (UNSPEC_AESDECLAST): Likewise.
7755 (UNSPEC_AESIMC): Likewise.
7756 (UNSPEC_AESKEYGENASSIST): Likewise.
7757 (UNSPEC_PCLMUL): Likewise.
7759 * config/i386/i386.opt (maes): New.
7760 (mpclmul): Likewise.
7762 * config/i386/sse.md (aesenc): New pattern.
7763 (aesenclast): Likewise.
7765 (aesdeclast): Likewise.
7767 (aeskeygenassist): Likewise.
7768 (pclmulqdq): Likewise.
7770 * config/i386/wmmintrin.h: New.
7772 * doc/extend.texi: Document AES and PCLMUL built-in function.
7774 * doc/invoke.texi: Document -maes and -mpclmul.
7776 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7778 * function.c (free_after_parsing): Replace with
7779 cxx_push_function_context from C++ front-end.
7780 (allocate_struct_function): Don't call langhook.
7781 * langhooks.h (struct lang_hooks_for_functions): Delete.
7782 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7784 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7785 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7786 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7787 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7788 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7789 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7790 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7792 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7793 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7795 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7798 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7801 2008-04-04 Richard Guenther <rguenther@suse.de>
7804 * fold-const.c (optimize_minmax_comparison): Use the correct
7805 type for the constant in the simplified comparison.
7807 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7809 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7810 Pass L2 size as "--param l2-cache-size" to the compiler.
7811 (decode_l2_cache): New function to decode L2 cache parameters using
7812 0x8000006 extended cpuid function.
7813 (detect_caches_amd): Determine parameters of L2 cache using
7814 decode_l2_caches function.
7815 (decode_caches_intel): Decode L2 cache parameters.
7816 (detect_caches_intel): Determine L2 cache parameters using
7817 decode_caches_intel and decode_l2_caches functions.
7819 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7821 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7822 secondary input reload for subword loads from the constant pool.
7824 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7828 constants of the appropriate size for runtime calculations.
7831 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7832 decimal-float literal constant zero.
7834 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7837 * c-parser.c (c_parser_omp_atomic): Call
7838 default_function_array_conversion on the RHS.
7841 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7842 call is_variable_sized if decl has incomplete type.
7844 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7846 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7848 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7850 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7852 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7853 (sgt<u>): Merge sgt and sgtu into new expander.
7854 (sgt, sgtu): Remove expanders.
7855 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7856 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7857 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7858 *sgtu_<mode>_mips16 into new pattern.
7859 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7860 (sge<u>): Merge sge and sgeu into new expander.
7861 (sge, sgeu): Remove expanders.
7862 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7864 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7865 (slt<u>): Merge slt and sltu into new expander.
7866 (slt, sltu): Remove expanders.
7867 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7868 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7869 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7870 *sltu_<mode>_mips16 into new pattern.
7871 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7872 (sle<u>): Merge sle and sleu into new expander.
7873 (sle, sleu): Remove expanders.
7874 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7875 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7876 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7877 *sleu_<mode>_mips16 into new pattern.
7878 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7880 2008-04-03 Jan Hubicka <jh@suse.cz>
7882 PR tree-optimization/35795
7883 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7884 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7885 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7886 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7887 * score/score3.c (score3_output_mi_thunk): Likewise.
7888 * score/score7.c (score7_output_mi_thunk): Likewise.
7889 * mips/mips.c (mips_output_mi_thunk): Likewise.
7891 2008-04-03 Richard Guenther <rguenther@suse.de>
7893 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7894 conversions. Simplify code.
7896 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7898 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7900 2008-04-03 Tom Tromey <tromey@redhat.com>
7901 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7903 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7904 * config/bfin/t-bfin-linux (generated_files): Add
7905 linux-sysroot-suffix.h.
7906 * doc/install.texi (Prerequisites): Require make 3.80.
7907 * doc/sourcebuild.texi (Front End Directory): Document new
7909 * Makefile.in (generated_files): New variable.
7910 (ALL_HOST_OBJS): New variable.
7911 ($(ALL_HOST_OBJS)): New target.
7913 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7915 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7916 (remap_block): Call id->transform_lang_insert_block instead
7918 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7919 Set id.transform_lang_insert_block to NULL.
7920 (clone_body): Move to cp/optimize.c
7921 * tree-inline.h (struct copy_body_data): Change
7922 transform_lang_insert_block to function pointer.
7923 (copy_generic_body, copy_decl_no_change): Export.
7924 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7925 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7926 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7928 * c-tree.h (insert_block): Kill.
7929 * c-decl.c (insert_block): Kill.
7931 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7933 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7934 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7935 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7937 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7938 argument, call {push,pop}_function_context from here.
7939 * c-parser.c: Use c_{push,pop}_function_context.
7941 * function.c (push_function_context_to): Move meat ...
7942 (push_function_context): ... here. Simplify.
7943 * function.c (pop_function_context_from): Move meat ...
7944 (pop_function_context): ... here. Simplify.
7945 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7947 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7948 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7949 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7950 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7952 2008-04-03 Ben Elliston <bje@au.ibm.com>
7954 * expmed.c (extract_force_align_mem_bit_field): Remove.
7956 2008-04-03 Richard Guenther <rguenther@suse.de>
7959 * expr.h (try_casesi): Adjust prototype.
7960 * expr.c (try_casesi): Take fallback label as extra parameter.
7961 Use that for gen_casesi if default_label is NULL.
7962 * stmt.c (expand_case): Pass fallback label to try_casesi,
7963 make sure to fill gaps with a fallback label if default_label
7966 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7969 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7971 2008-04-03 Ben Elliston <bje@au.ibm.com>
7973 * expmed.c (extract_split_bit_field): Remove if (0) code.
7974 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7975 (do_ds_constraint): Likewise.
7977 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7979 * doc/cppopts.texi (-dU): Document.
7980 * c-common.h (flag_dump_macros): Update comment.
7981 * c-opts.c (handle_OPT_d): Handle -dU.
7982 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7983 dump_queued_macros, cb_used_define, cb_used_undef): New.
7984 (init_pp_output): Handle -dU.
7985 (cb_line_change): Call dump_queued_macros.
7986 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7988 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7990 * config/avr/predicates.md (io_address_operand): New predicate.
7991 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7992 * config/avr/avr.c (avr_io_address_p): Remove function.
7993 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7994 'avr_io_address_p' function.
7995 (out_movhi_r_mr): (Ditto.).
7996 (out_movqi_mr_r): (Ditto.).
7997 (out_movhi_mr_r): (Ditto.).
7998 (avr_address_cost): (Ditto.).
8000 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8002 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8003 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8004 in 32bit mode when XMM registers are available to avoid store
8006 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8007 corresponding post-reload splitters.
8009 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8011 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8012 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8013 __builtin_ia32_roundss.
8014 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8015 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8016 __builtin_ia32_roundss.
8017 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8018 IX86_BUILTIN_SHUFPD here.
8020 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8022 * config/i386/i386.md (plogic): New.
8023 (plogicprefix): Likewise.
8025 * config/i386/mmx.md (mmx_<code><mode>3): New.
8026 (mmx_and<mode>3): Removed.
8027 (mmx_ior<mode>3): Likewise.
8028 (mmx_xor<mode>3): Likewise.
8030 * config/i386/sse.md (<code><mode>3): New.
8031 (*<code><mode>3): Likewise.
8032 (*<code><mode>3): Likewise.
8033 (<code><mode>3): Likewise.
8034 (*sse_<code><mode>3): Likewise.
8035 (*sse2_<code><mode>3): Likewise.
8036 (<code>tf3): Likewise.
8037 (*<code>tf3): Likewise.
8038 (and<mode>3): Likewise.
8039 (*and<mode>3): Likewise.
8040 (ior<mode>3): Removed.
8041 (*ior<mode>3): Likewise.
8042 (xor<mode>3): Likewise.
8043 (*xor<mode>3): Likewise.
8044 (*and<mode>3): Likewise.
8045 (*ior<mode>3): Likewise.
8046 (*xor<mode>3): Likewise.
8047 (and<mode>3): Likewise.
8048 (*sse_and<mode>3): Likewise.
8049 (*sse2_and<mode>3): Likewise.
8051 (*andtf3): Likewise.
8052 (ior<mode>3): Likewise.
8053 (*sse_ior<mode>3): Likewise.
8054 (*sse2_ior<mode>3): Likewise.
8056 (*iortf3): Likewise.
8057 (xor<mode>3): Likewise.
8058 (*sse_xor<mode>3): Likewise.
8059 (*sse2_xor<mode>3): Likewise.
8061 (*xortf3): Likewise.
8063 2008-04-02 Richard Guenther <rguenther@suse.de>
8065 PR tree-optimization/14495
8066 PR tree-optimization/34793
8067 * tree-vrp.c (struct switch_update): New structure.
8068 (to_remove_edges, to_update_switch_stmts): New VECs.
8069 (simplify_switch_using_ranges): New function. Remove not taken
8070 case labels and edges.
8071 (simplify_stmt_using_ranges): Call it.
8072 (identify_jump_threads): Mark edges we have queued for removal
8073 so we don't thread them.
8074 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8076 * tree-cfg.c (group_case_labels): Deal with missing default label.
8077 (tree_verify_flow_info): Allow missing default label.
8078 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8079 (emit_case_nodes): Likewise.
8080 (expand_case): Do not rely on the default label to be present.
8081 * expr.c (try_casesi): Deal with NULL default_label.
8082 (do_tablejump): Likewise.
8084 2008-04-02 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/14495
8087 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8088 SWITCH_EXPR here ...
8089 (vrp_visit_switch_stmt): ... but here (new function).
8090 (find_case_label_index): New helper function.
8091 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8093 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8095 * fwprop.c: Fix ISO-C99ism.
8097 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8100 * Makefile.in (objdir): Set it here.
8101 * configure.ac: Not here. Find dynamic linker characteristics.
8102 * exec-tool.in: Use them.
8103 * aclocal.m4: Regenerate.
8104 * configure: Regenerate.
8106 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8108 * expr.c (expand_var): Delete it.
8109 * expr.h (expand_var): Delete prototype.
8110 * function.c (expand_function_start): Use expand_decl instead.
8111 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8114 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8116 PR rtl-optimization/35542
8117 * fwprop.c (forward_propagate_and_simplify): Replace
8118 loc_reg_mentioned_in_p with reg_mentioned_p.
8120 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8122 PR rtl-optimization/35281
8123 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8124 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8125 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8126 (varying_mem_p): Move above propagate_rtx.
8127 (all_uses_available_at): Do not check MEMs.
8129 2008-04-02 Rafael Espindola <espindola@google.com>
8131 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8132 (register_edge_assert_for_2): Split the cond argument.
8133 (register_edge_assert_for_1): Adjust for the change in
8134 register_edge_assert_for_2.
8135 (register_edge_assert_for): Split the cond argument.
8136 (find_switch_asserts): Adjust for the change in
8137 register_edge_assert_for.
8139 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8141 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8142 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8143 offsets for 64-bit mingw.
8144 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8145 abi for x86_64-pc-mingw.
8147 2008-04-02 Richard Guenther <rguenther@suse.de>
8149 * tree-vrp.c (extract_range_from_assert): Make sure to not
8150 produce range min/max with TREE_OVERFOW set.
8151 If merging a anti-range and a range keep the anti-range if
8152 the range covers all values of the type.
8153 (register_edge_assert_for_2): Only allow sign-changing
8154 conversions in detecting canonical range checks. Also
8155 register an assert for the unsigned name if useful.
8157 PR tree-optimization/35787
8158 * tree-vrp.c (vrp_val_max): New function.
8159 (vrp_val_min): Likewise.
8160 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8161 (vrp_val_is_min): Likewise.
8162 (supports_overflow_infinity): Use vrp_val_{min,max}.
8163 (negative_overflow_infinity): Likewise.
8164 (positive_overflow_infinity): Likewise.
8165 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8166 (is_positive_overflow_infinity): Likewise.
8167 (is_overflow_infinity): Likewise.
8168 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8169 vrp_val_is_{min,max}.
8170 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8171 to ranges if possible. Avoid empty ranges.
8173 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8176 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8177 the expression is a function address.
8179 2008-04-01 George Helffrich <george@gcc.gnu.org>
8181 PR fortran/35154, fortran/23057
8182 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8183 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8184 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8185 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8187 (dbxout_syms): Check for COMMON-based symbol and wrap in
8188 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8189 in bracket for efficiency.
8191 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8192 using DW_TAG_common_block + member offset.
8193 (add_pubname_string): New function.
8194 (dw_expand_expr): New function to find block name and offset for
8196 (common_check): New function to check whether symbol in Fortran COMMON.
8197 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8199 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8202 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8204 2008-04-02 Ben Elliston <bje@au.ibm.com>
8206 * config/v850/v850.md (casesi): Remove if (0) code.
8207 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8208 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8210 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8212 * config/i386/i386.md (rex64suffix): New mode attribute.
8213 (floathi<mode>2): Disable expander for SSE math.
8214 (*floathi<mode>2_1): New insn insn_and_split pattern.
8215 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8216 corresponding post-reload splitters.
8217 (*floathi<mode>2_i387): New macroized insn pattern.
8218 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8219 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8220 insn_and_split pattern.
8221 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8222 New macroized instruction patterns and corresponding post-reload
8224 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8225 and corresponding post-reload splitters.
8226 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8227 New macroized instruction patterns.
8228 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8229 macroized instruction patterns and corresponding post-reload splitters.
8230 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8231 corresponding post-reload splitters.
8232 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8233 New macroized instruction patterns.
8234 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8235 corresponding post-reload splitters.
8236 (*floatsi<mode>2_i387): New macroized instruction patterns.
8238 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8240 * config/i386/i386.md (smaxmin): New.
8241 (umaxmin): Likewise.
8242 (maxminiprefix): Likewise.
8243 (maxminfprefix): Likewise.
8244 (<code><mode>3): Likewise.
8245 (smin<mode>3): Removed.
8246 (smax<mode>3): Likewise.
8248 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8249 (mmx_<code>v4hi3): Likewise.
8250 (mmx_<code>v8qi3): Likewise.
8251 (mmx_smaxv2sf3): Removed.
8252 (mmx_sminv2sf3): Likewise.
8253 (mmx_umaxv8qi3): Likewise.
8254 (mmx_smaxv4hi3): Likewise.
8255 (mmx_uminv8qi3): Likewise.
8256 (mmx_sminv4hi3): Likewise.
8258 * config/i386/sse.md (<addsub><mode>3): New.
8259 (*<addsub><mode>3): Likewise.
8260 (<sse>_vm<addsub><mode>3): Likewise.
8261 (<maxmin><mode>3): Likewise.
8262 (*<maxmin><mode>3_finite): Likewise.
8263 (*<maxmin><mode>3): Likewise.
8264 (<sse>_vm<maxmin><mode>3): Likewise.
8265 (sse3_h<addsub>v4sf3): Likewise.
8266 (sse3_h<addsub>v2df3): Likewise.
8267 (<maxmin>v16qi3): Likewise.
8268 (*<maxmin>v16qi3): Likewise.
8269 (<maxmin>v8hi3): Likewise.
8270 (*<maxmin>v8hi3): Likewise.
8271 (*sse4_1_<maxmin><mode>3): Likewise.
8272 (*sse4_1_<maxmin><mode>3): Likewise.
8273 (add<mode>3): Removed.
8274 (*add<mode>3): Likewise.
8275 (<sse>_vmadd<mode>3): Likewise.
8276 (sub<mode>3): Likewise.
8277 (*sub<mode>3): Likewise.
8278 (<sse>_vmsub<mode>3): Likewise.
8279 (smin<mode>3): Likewise.
8280 (*smin<mode>3_finite): Likewise.
8281 (*smin<mode>3): Likewise.
8282 (<sse>_vmsmin<mode>3): Likewise.
8283 (smax<mode>3): Likewise.
8284 (*smax<mode>3_finite): Likewise.
8285 (*smax<mode>3): Likewise.
8286 (<sse>_vmsmax<mode>3): Likewise.
8287 (sse3_haddv4sf3): Likewise.
8288 (sse3_haddv2df3): Likewise.
8289 (sse3_hsubv4sf3): Likewise.
8290 (sse3_hsubv2df3): Likewise.
8291 (umaxv16qi3): Likewise.
8292 (*umaxv16qi3): Likewise.
8293 (smaxv8hi3): Likewise.
8294 (*smaxv8hi3): Likewise.
8295 (*sse4_1_smax<mode>3): Likewise.
8296 (*sse4_1_umax<mode>3): Likewise.
8297 (uminv16qi3): Likewise.
8298 (*uminv16qi3): Likewise.
8299 (sminv8hi3): Likewise.
8300 (*sminv8hi3): Likewise.
8301 (*sse4_1_smin<mode>3): Likewise.
8302 (*sse4_1_umin<mode>3): Likewise.
8304 2008-04-01 Rafael Espindola <espindola@google.com>
8306 * tree-cfg.c (verify_expr): remove in_phi.
8307 (verify_stmt): Don't call walk_tree with verify_expr. Use
8308 is_gimple_min_invariant instead of is_gimple_val.
8310 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8312 * doc/include/gpl_v3.texi: Update for manpage generation.
8313 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8315 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8316 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8317 gpl_v3.texi instead of gpl.texi.
8320 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8323 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8325 2008-04-01 Rafael Espindola <espindola@google.com>
8327 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8328 (extract_code_and_val_from_cond): Use
8329 extract_code_and_val_from_cond_with_ops.
8331 2008-04-01 Jan Hubicka <jh@suse.cz>
8333 * function.c (free_after_compilation): Free epilogue_delay_list.
8334 (prepare_function_start): Assert that previous compilation was freed.
8336 2008-04-01 Jan Hubicka <jh@suse.cz>
8337 Jim Wilson <wilson@tuliptree.org>
8338 Andreas Tobler <andreast@gcc.gnu.org>
8341 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8342 rtl.emit instead cfun->emit.
8343 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8344 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8346 2008-04-01 Ben Elliston <bje@au.ibm.com>
8348 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8350 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8352 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8354 (fprofile-use): Add var flag_profile_use
8355 * coverage.c (coverage_begin_output): Do not open a gcno file for
8356 output only if -ftest-coverage is set.
8357 Do not add getpwd() to gcda file path.
8358 (build_gcov_info): Check the new flag
8359 flag_profile_datafile_relative_path.
8360 (coverage_init): Use profile_data_prefix.
8361 Read profile counter only if flag_profile_use is set.
8362 * opts.c (common_handle_option): New option fprofile-use=,
8363 fprofile-dir=, fprofile-generate=.
8364 * toplev.c (profile_data_prefix): New variable definition.
8365 * toplev.h (profile_data_prefix): New declaration.
8366 * doc/invoke.tex (Option Summary, Optimization Options):
8369 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8371 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8372 use tmp consistently.
8375 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8376 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8377 UNSPEC_FR_RECIP_APPROX_RES.
8378 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8380 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8383 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8385 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8388 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8389 element of the vector via a pointer.
8391 2008-03-31 Ian Lance Taylor <iant@google.com>
8393 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8395 2008-03-31 Jan Hubicka <jh@suse.cz>
8397 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8398 get_arg_pointer_save_area.
8399 * expr.c (init_expr): Just clear out rtl.expr.
8400 * function.c (free_after_compilation): Clear out whole RTL structure.
8401 (get_func_frame_size): Merge into ...
8402 (get_frame_size): ... this one.
8403 (assign_stack_local_1): Merge into ...
8404 (assign_stack_local): ... this one.
8405 (expand_function_end): Update call of get_arg_pointer_save_area.
8406 (get_art_pointer_save_area): Remove cfun argument.
8407 * function.h (emit_status): regno_pointer_align does not need length
8408 attribute. Move x_regno_reg_rtx to ...
8409 (regno_reg_rtx): ... new global array.
8410 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8411 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8412 apply_args_value, forced_labels, stack_pointer_delta):
8414 (struct varasm_status): Move here from varasm.c
8415 (struct rtl_data): New. Move here some fields from struct function.
8416 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8417 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8418 used_temp_slots avail_temp_slots, temp_slot_level,
8419 nonlocal_goto_handler_labels): Update accesstors.
8420 (rtl): New global variable.
8421 (struct function): Move some fileds to rtl_data.
8422 (get_arg_pointer_save_area): Update prototype.
8423 * emit-rtl.c (rtl): Declare.
8424 (regno_reg_rtx): Declare.
8425 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8427 (gen_reg_rtx): Update.
8428 (init_virtual_regs): Do not tate emit_status argument.
8429 (init_emit): Do not allocate emit.
8430 * varasm.c (varasm_statuc): Move to function.h.
8431 (n_deferred_constatns): Update accestor.
8432 (init_varasm_status): Do not allocate varasm_status.
8433 (force_const_mem, get_pool_size, output_constant_pool): Update.
8434 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8435 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8437 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8439 PR rtl-optimization/35729
8440 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8443 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8446 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8447 load/store if memory is unaligned.
8448 (*movti_rex64): Likewise.
8450 * config/i386/predicates.md (misaligned_operand): New.
8452 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8455 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8458 2008-03-31 Jan Beulich <jbeulich@novell.com>
8460 * config/ia64/constraints.md: Add 'j' constraint.
8461 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8462 (movdi_internal): Likewise.
8464 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8467 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8469 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8472 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8473 proper error message for the third argument on blendpd and
8476 * config/i386/sse.md (blendbits): New.
8477 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8479 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8481 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8483 2008-03-30 Richard Guenther <rguenther@suse.de>
8486 * fold-const.c (fold_sign_changed_comparison): Do leave
8487 conversions to base-types alone.
8489 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8491 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8492 the link register if one altivec register is be saved.
8494 2008-03-30 Ben Elliston <bje@au.ibm.com>
8496 * final.c (final_scan_insn): Remove if (0) code.
8498 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8500 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8502 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8504 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8505 of V4SFmode to ix86_binary_operator_ok.
8507 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8509 * config/i386/i386.c (override_options): Initialize
8510 ix86_veclib_handler to ix86_veclibabi_svml when
8511 -mveclibabi=svml is used.
8512 (ix86_veclibabi_svml): New function for SVML ABI style
8513 vectorization support.
8514 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8516 2008-03-28 Rafael Espindola <espindola@google.com>
8518 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8519 (tree_binary_nonnegative_warnv_p): Make it public.
8520 (tree_single_nonnegative_warnv_p): Make it public.
8521 (tree_invalid_nonnegative_warnv_p): Make it public.
8522 (tree_unary_nonzero_warnv_p): Make it public.
8523 (tree_binary_nonzero_warnv_p): Make it public
8524 (tree_single_nonzero_warnv_p): Make it public.
8525 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8526 (extract_range_from_binary_expr): Split the expr argument.
8527 (extract_range_from_unary_expr): Split the expr argument.
8528 (extract_range_from_comparison): Split the expr argument.
8529 (extract_range_from_expr): Use the new aux functions.
8530 (vrp_evaluate_conditional_warnv): Use
8531 vrp_evaluate_conditional_warnv_with_ops.
8532 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8533 (tree_binary_nonzero_warnv_p): Declare.
8534 (tree_single_nonzero_warnv_p): Declare.
8535 (tree_expr_nonzero_warnv_p): Declare.
8536 (tree_unary_nonnegative_warnv_p): Declare.
8537 (tree_binary_nonnegative_warnv_p): Declare.
8538 (tree_single_nonnegative_warnv_p): Declare.
8539 (tree_invalid_nonnegative_warnv_p): Declare.
8541 2008-03-28 Richard Guenther <rguenther@suse.de>
8543 PR tree-optimization/30317
8544 PR tree-optimization/30911
8545 PR tree-optimization/34793
8546 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8547 (struct assert_locus_d): New member EXPR.
8548 (register_new_assert_for): Add EXPR parameter to support
8549 ASSERT_EXPR <name, expr OP limit>.
8550 (register_edge_assert_for_1): Adjust callers.
8551 (find_assert_locations): Likewise.
8552 (process_assert_insertions_for): Build condition from expression.
8553 (extract_range_from_assert): Handle ASSERT_EXPRs
8554 of the form ASSERT_EXPR <name, expr OP limit>.
8555 (register_edge_assert_for_2): New helper registering
8556 asserts for comparisons. Recognize range tests of the form
8557 (unsigned)i - CST1 OP CST2.
8558 (register_edge_assert_for_1): Use it.
8559 (register_edge_assert_for): Likewise.
8560 (needs_overflow_infinity): Integer sub-types
8561 do not need overflow infinities.
8562 (vrp_val_is_max): The extreme values of integer sub-types
8563 are those of the base type.
8564 (vrp_val_is_min): Likewise.
8565 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8568 2008-03-28 Nick Clifton <nickc@redhat.com>
8571 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8572 Return GENERAL_REGS for stack adjustment reloads.
8574 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8577 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8578 const_vector when all the vectors are constant.
8580 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8582 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8584 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8585 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8587 (s<code>_sf): Use new scc_sf attribute for opcode names.
8589 2008-03-27 Tom Tromey <tromey@redhat.com>
8591 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8592 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8593 config/spu/t-spu-elf, config/i386/t-interix,
8594 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8595 config/i386/x-darwin, config/i386/x-mingw32,
8596 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8597 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8598 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8599 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8600 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8601 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8602 config/score/t-score-elf, config/arm/t-strongarm-pe,
8603 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8604 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8605 Revert automatic dependency patch.
8607 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8610 * config/i386/i386.c (ix86_function_arg_boundary): Align
8611 decimal floating point to its natural boundary.
8613 2008-03-27 Richard Guenther <rguenther@suse.de>
8616 * fold-const.c (fold_comparison): Restrict distinct decl
8617 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8618 solely rely on operand_equal_p.
8620 2008-03-27 Richard Guenther <rguenther@suse.de>
8623 * c-common.c (handle_weak_attribute): Reject combination of
8626 2008-03-27 Richard Guenther <rguenther@suse.de>
8628 PR tree-optimization/32810
8629 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8630 conversions from DECL_INITIAL.
8631 (fold_const_aggregate_ref): Likewise from constructor elements.
8633 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8635 * tree-affine.h (aff_combination_expand): Declare.
8636 (get_inner_reference_aff): Likewise.
8637 * tree-affine.c (aff_combination_expand): Split out from
8638 tree_to_aff_combination_expand.
8639 (get_inner_reference_aff): New function.
8640 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8641 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8642 (struct lim_aux_data): sm_done field removed.
8643 (mem_ref_loc_p, mem_ref_locs_p): New types.
8644 (struct mem_ref): Added id, stored, accesses_in_loop,
8645 indep_loop, dep_loop, indep_ref, dep_ref fields.
8646 Removed is_stored, locs and next fields.
8647 (memory_accesses): New variable.
8648 (movement_possibility): Do not allow moving statements
8649 that store to memory.
8650 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8652 (determine_max_movement): For statements with memory references,
8653 find the outermost loop in that the reference is independent.
8654 (move_computations_stmt): Mark the virtual operands for renaming.
8655 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8656 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8657 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8658 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8659 create_vop_ref_mapping, analyze_memory_references,
8660 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8661 get_all_locs_in_loop, ref_always_accessed_p,
8662 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8663 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8664 store_motion_loop, store_motion): New functions.
8665 (struct vop_to_refs_elt): New type.
8666 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8667 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8668 (schedule_sm): Replaced by...
8669 (execute_sm): ... this.
8670 (determine_lsm_ref, hoist_memory_references,
8671 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8672 find_more_ref_vops, free_mem_ref, free_mem_refs,
8673 determine_lsm_loop, determine_lsm): Removed.
8674 (tree_ssa_lim_finalize): Free data structures used by store motion.
8675 (tree_ssa_lim): Call analyze_memory_references. Use
8676 store_motion instead of determine_lsm.
8678 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8680 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8681 rename tmake_file to m68hc11/t-m68hc11.
8682 (mcore): Set inhibit_libc to true.
8683 * config.host (alpha*-dec-*vms*): Set extra_programs.
8684 (interix3*): Don't use host_xmake_file.
8685 * configure.ac: Let config.gcc override inhibit_libc.
8686 * configure: Regenerate.
8688 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8689 * config/t-openbsd-thread: Remove commented out lines.
8691 * config/x-interix: Remove.
8693 * config/m68hc11/t-m68hc11-gas: Rename to...
8694 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8696 * config/mcore/t-mcore: Remove T_CFLAGS.
8697 * config/mcore/t-mcore-pe: Likewise.
8699 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8701 * configure.ac: Replace custom __GNU_SOURCE test with
8702 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8703 * aclocal.m4: Regenerate.
8704 * configure: Regenerate.
8705 * config.in: Regenerate.
8707 2008-03-27 Richard Guenther <rguenther@suse.de>
8709 * fold-const.c (target.h): Include.
8710 (fold_comparison): Fold comparison of addresses of decls
8711 that bind locally or of constants. Consolidate address folding code.
8712 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8713 results from fold_binary_to_constant.
8714 (compare_values_warnv): Likewise.
8716 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8719 * fold-const.c (fold_truthop): Check for integeral types when folding
8720 a == 0 && b == 0 and a != 0 || b != 0 .
8722 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8724 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8726 2008-03-26 Andreas Schwab <schwab@suse.de>
8728 * doc/invoke.texi: Fix use of @item vs. @itemx.
8730 2008-03-26 Tom Tromey <tromey@redhat.com>
8732 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8733 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8734 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8735 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8736 build/genconstants.o, build/genemit.o, build/genextract.o,
8737 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8738 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8741 2008-03-26 Richard Guenther <rguenther@suse.de>
8744 2008-03-26 Richard Guenther <rguenther@suse.de>
8746 * fold-const.c (target.h): Include.
8747 (fold_comparison): Fold comparison of addresses of two decls
8748 that bind locally. Consolidate address folding code.
8750 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8752 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8753 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8754 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8755 dconstsqrt2, dconstthird, dconste and/or dconst10.
8756 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8757 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8758 dconstsqrt2, dconste): Delete.
8759 (init_emit_once): Likewise. Simplify initializing dconstm1.
8761 * real.c (get_real_const): New.
8762 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8763 dconstsqrt2, dconste): Delete.
8764 (real_value_const, get_real_const): New.
8766 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8768 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8770 * config/i386/i386.c (ix86_function_arg_boundary): Check
8771 BIGGEST_ALIGNMENT instead of 128.
8772 (setup_incoming_varargs_64): Likewise.
8774 2008-03-26 Tom Tromey <tromey@redhat.com>
8776 * Makefile.in (DEPFILES): Add missing '/'.
8778 2008-03-26 Richard Guenther <rguenther@suse.de>
8780 * fold-const.c (target.h): Include.
8781 (fold_comparison): Fold comparison of addresses of two decls
8782 that bind locally. Consolidate address folding code.
8784 2008-03-26 Nick Clifton <nickc@redhat.com>
8787 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8788 not allow INT+INT as a legitimate addressing mode.
8790 2008-03-26 Richard Guenther <rguenther@suse.de>
8792 * tree-flow.h (widen_bitfield): Remove declaration.
8793 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8794 (widen_bitfield): Remove function.
8795 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8798 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8801 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8804 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8806 PR rtl-optimization/35232
8807 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8808 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8809 reg_reloaded_call_part_clobbered here.
8810 (reload_regs_reach_end_p): New function.
8811 (reload_reg_rtx_for_input): New variable.
8812 (reload_reg_rtx_for_output): Likewise.
8813 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8814 when reassigning a pseudo register. Load reloadreg from
8815 reload_reg_rtx_for_input, moving the mode and register
8817 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8818 instead of the original when deciding whether an input reload
8819 would be a no-op or whether an output reload can be deleted.
8820 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8821 when setting up new_spill_reg_store. Load it from
8822 reload_reg_rtx_for_output, moving the mode and register
8824 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8825 instead of the original when deciding whether an output reload
8826 would be a no-op. Do the same when modifying insn notes.
8827 Use rtx_equal_p instead of == to compare the registers.
8828 (inherit_piecemeal_p): Take a mode and two register numbers
8830 (emit_reload_insns): Clear new_spill_reg_store for every hard
8831 register in the reload register. Remove spill registers
8832 from reg_reloaded_valid before considering whether to record
8833 inheritance information for them. Use reload_reg_rtx_for_output
8834 instead of reg_rtx when recording output reloads. Use
8835 reload_reg_rtx_for_input instead of reg_rtx when recording
8836 input reloads. Set or clear reg_reloaded_call_part_clobbered
8837 at the same time as setting reg_reloaded_valid.
8838 (delete_output_reload): Add a new_reload_reg parameter and use it
8839 instead of rld[j].reg_rtx.
8840 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8843 2008-03-25 Tom Tromey <tromey@redhat.com>
8845 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8846 (build/genattr.o): Likewise.
8847 (build/genattrtab.o): Likewise.
8848 (build/gencodes.o): Likewise.
8849 (build/genconfig.o): Likewise.
8850 (build/genconstants.o): Likewise.
8851 (build/genemit.o): Likewise.
8852 (build/genextract.o): Likewise.
8853 (build/genflags.o): Likewise.
8855 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8857 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8858 instead of size_int for integer types.
8859 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8860 to match type of MINUS_EXPR.
8862 2008-03-25 Tom Tromey <tromey@redhat.com>
8864 * configure: Rebuilt.
8865 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8868 2008-03-25 Tom Tromey <tromey@redhat.com>
8870 * config/x-solaris (host-solaris.o): Update.
8871 * config/x-linux (host-linux.o): Update.
8872 * config/x-hpux (host-hpux.o): Update.
8873 * config/x-darwin (host-darwin.o): Update.
8874 * config/v850/t-v850e (v850-c.o): Update.
8875 * config/v850/t-v850 (v850-c.o): Update.
8876 * config/t-vxworks (vxworks.o): Update.
8877 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8878 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8879 * config/spu/t-spu-elf (spu-c.o): Update.
8881 * config/sh/t-symbian (sh-c.o): Update.
8882 (symbian.o): Update.
8883 * config/sh/t-sh (sh-c.o): Update.
8884 * config/score/t-score-elf (score7.o, score3.o): Update.
8885 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8886 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8887 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8888 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8890 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8891 * config/m32c/t-m32c (m32c-pragma.o): Update.
8892 * config/ia64/t-ia64 (ia64-c.o): Update.
8893 * config/i386/x-mingw32 (host-mingw32.o): Update.
8894 * config/i386/x-i386 (driver-i386.o): Update.
8895 * config/i386/x-darwin (host-i386-darwin.o): Update.
8896 * config/i386/x-cygwin (host-cygwin.o): Update.
8897 * config/i386/t-nwld (nwld.o): Update.
8898 * config/i386/t-netware (netware.o): Update.
8899 * config/i386/t-interix (winnt.o): Update.
8900 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8901 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8902 msformat-c.o): Update.
8903 * config/bfin/t-bfin-linux (generated_files): Add
8904 linux-sysroot-suffix.h.
8905 * config/arm/t-wince-pe (pe.o): Update.
8906 * config/arm/t-strongarm-pe (pe.o): Update.
8907 * config/arm/t-pe (pe.o): Update.
8908 * config/arm/t-arm (arm-c.o): Update.
8909 * doc/install.texi (Prerequisites): Require make 3.80.
8910 * Makefile.in: Remove .o targets.
8911 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8912 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8913 (simple_generated_h, simple_generated_c): Move earlier.
8914 (generated_files): New variable.
8915 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8916 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8917 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8918 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8919 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8920 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8921 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8922 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8923 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8924 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8925 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8926 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8928 (COMPILE.base, COMPILE): New variables.
8929 (%.o): New pattern rule.
8930 (ALL_HOST_OBJS): New variable.
8931 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8932 (dummy-checksum.o, cc1-checksum.o): Remove.
8933 (DRIVER_SHLIB): New variable.
8934 (DRIVER_DEFINES): Use it.
8935 (gencondmd.c): Move out of build/.
8936 (s-conditions): Update.
8937 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8938 (ALL_BUILD_OBJS): Likewise.
8939 (build/%.o): Use BUILDCOMPILE.
8940 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8941 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8942 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8943 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8944 build/genconfig.o, build/genconstants.o, build/genemit.o,
8945 build/genextract.o, build/genflags.o, build/genmddeps.o,
8946 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8947 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8948 build/gen-protos.o, build/scan.o, build/fix-header.o,
8949 build/scan-decls.o): Simplify.
8950 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8951 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8952 prefix.o, toplev.o): Reduce to variable setting.
8953 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8954 ($(out_object_file), gcc-options.o): New targets.
8955 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8956 * configure: Rebuilt.
8957 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8958 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8960 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8962 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8963 complain when we hit an error, return ERROR_MARK_NODE.
8965 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8967 * config/sh/constraints.md (Pso, Psz): New constraints.
8968 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8969 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8971 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8973 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8974 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8976 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8978 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8979 (prefetch_sh2a): New.
8981 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8982 Naveen.H.S <naveen.hs@kpitcummins.com>
8984 * config/sh/constraints.md (I28): New constraint.
8985 * config/sh/sh.c (broken_move): Add support for movi20s.
8986 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8988 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8989 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8990 Naveen.H.S <naveen.hs@kpitcummins.com>
8992 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8993 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8994 (print_operand): Handle resbank in %@ operand code.
8995 (sh_encode_section_info): New.
8996 (push_regs): Add conditions for resbank.
8997 (sh_expand_epilogue): Likewise.
8998 (sh_insert_attributes): Likewise.
8999 (sh_attribute_table): Likewise.
9000 (sh_handle_resbank_handler_attribute): New.
9001 (sh2a_handle_function_vector_handler_attribute): New.
9002 (sh2a_is_function_vector_call): New.
9003 (sh2a_get_function_vector_number): New.
9004 (sh2a_function_vector_p): New.
9005 (sh_cfun_resbank_handler_p): New.
9006 * config/sh/sh.md (calli): Emit jsr/n if possible.
9007 (calli_tbr_rel): New.
9008 (calli_pcrel): Emit jsr/n if possible.
9009 (return_i): Emit rts/n if possible.
9010 (call_valuei_tbr_rel): New.
9011 (call_valuei_pcrel): Add condition for SH2A target.
9012 (call_value): Likewise.
9013 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9014 (sh2a_get_function_vector_number): Likewise.
9015 (sh2a_is_function_vector_call): Likewise.
9016 * doc/extend.texi: Document TBR relative addressing of SH2A.
9017 (resbank): Add description for SH2A.
9019 2008-03-24 Richard Guenther <rguenther@suse.de>
9022 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9023 pointer assignments change conversions according to middle-end rules.
9024 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9025 * configure.ac: Include type checking in yes.
9026 * configure: Regenerate.
9028 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9030 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9031 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9033 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9035 * gthr-vxworks.h (UNUSED): Define.
9037 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9039 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9041 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9043 * doc/extend.texi (Function Attributes): Add missing comma in the
9044 example of the "alloc_size" attribute.
9046 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9049 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9051 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9054 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9057 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9058 of the underlying type of a MS bitfield layout to the natural
9059 alignment of the type.
9061 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9064 to their natural alignment to avoid store forwarding stalls.
9066 2008-03-22 Richard Guenther <rguenther@suse.de>
9068 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9069 For PHI nodes verify the address is invariant.
9070 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9071 (get_symbol_constant_value): Use is_gimple_min_invariant.
9072 (maybe_fold_stmt_indirect): Likewise.
9074 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9076 PR rtl-optimization/33927
9077 * Makefile.in (dse.o): Depend on $(TM_P_H).
9078 * expr.h (extract_low_bits): Declare.
9079 * expmed.c (extract_low_bits): New function.
9080 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9081 * dse.c: Include tm_p.h.
9082 (find_shift_sequence): Remove the read_reg argument and return the
9083 read value. Emit the instructions instead of returning them.
9084 Iterate on new_mode rather than calculating it each time.
9085 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9086 source to NEW_MODE and extract_low_bits to convert the shifted
9088 (replace_read): Allow the load and store to have different mode
9089 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9090 or extraction instructions before trying the replacement. Update
9091 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9093 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9095 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9096 to their natural alignment to avoid store forwarding stalls.
9098 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9101 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9102 encouraging but not allowing gprs for input;
9103 change the input constraint to !f#r.
9104 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9106 change the output constraint to !f#r.
9108 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9111 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9112 corresponding post-reload splitters.
9113 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9114 when x87 FP math is selected.
9115 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9116 New function prototype.
9117 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9118 unreachable function to ease macroization of insn patterns.
9120 2008-03-21 Martin Jambor <mjambor@suse.cz>
9122 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9123 reference dumps if ddr is NULL or dependence is unknown.
9125 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9127 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9128 unsigned extension into account.
9129 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9130 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9131 Do computations on a scratch register.
9133 2008-03-21 Richard Guenther <rguenther@suse.de>
9135 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9136 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9137 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9138 * tree-ssa-dom.c (record_equality): Likewise.
9139 * tree-inline.c (copy_body_r): Likewise.
9140 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9143 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9145 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9146 as 'delete_unused' argument.
9148 2008-03-20 Richard Guenther <rguenther@suse.de>
9150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9151 special casing of constant qualifiers.
9152 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9153 care about them in general.
9154 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9155 regardless of their type.
9156 (fold_stmt_r): Forcefully fold *& if we end up with that.
9158 2008-03-20 Paul Brook <paul@codesourcery.com>
9160 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9161 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9163 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9165 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9166 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9168 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9170 * common.opt (Wmudflap): New option.
9171 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9172 (mx_register_decls): Likewise.
9173 (mudflap_finish_file): Likewise.
9174 * doc/invoke.texi: Document -Wno-mudflap.
9176 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9178 * c-format.c (replace_format_name_to_system_name): New.
9180 (convert_format_name_to_system_name): New.
9181 (decode_format_attr): Add use of convert_format_name_to_system_name.
9182 (format_types_orig): Add gnu_ prefix to names.
9183 (check_format_info_main): Special treating of \0 escaped names for
9184 supporting multi-character format specifiers as I32, I64.
9185 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9186 (gnu_target_overrides_format_attributes): New.
9187 * c-format.h: Add structure target_ovr_attr to hold
9188 system specific formatter names.
9189 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9190 msformat-c.o file to c_target_objs and cxx_target_objs.
9191 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9192 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9193 (TARGET_N_FORMAT_TYPES): New.
9194 * config/i386/msformat-c.c: New.
9195 * config/i386/t-cygming: Add build rule for msformat-c.o.
9196 * doc/extend.texi: Add new format names gnu_* and ms_* and
9198 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9200 2008-03-20 Ira Rosen <irar@il.ibm.com>
9202 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9203 optimizations turned on under -O3.
9204 (ftree-vectorize): Add that the flag is turned on with -O3.
9206 2008-03-20 Ben Elliston <bje@au.ibm.com>
9208 * regmove.c (try_auto_increment): Fix spelling error in comment.
9209 * final.c (final_scan_insn): Likewise.
9211 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9215 allocator preferences for "y" and "r" class registers.
9216 ("*mov<mode>_internal"): Ditto.
9217 ("*movv2sf_internal_rex64"): Ditto.
9218 ("*movv2sf_internal"): Ditto.
9220 2008-03-19 Michael Matz <matz@suse.de>
9223 * calls.c (expand_call): Check overlap of arguments with call
9224 address for sibcalls.
9226 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9229 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9230 of the underlying type of a MS bitfield layout to the natural
9231 alignment of the type.
9233 2008-03-19 Jan Hubicka <jh@suse.cz>
9236 * toplev.c (decode_d_option): Handle all CPP flags.
9237 * tree-vrp.c: Update tree_pass descriptors.
9238 * regrename.c: Update tree_pass descriptors.
9239 * fwprop.c: Update tree_pass descriptors.
9240 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9241 * tree-into-ssa.c: Update tree_pass descriptors.
9242 * tree-dump.c: Update tree_pass descriptors.
9243 * tree-complex.c: Update tree_pass descriptors.
9244 * tree-dump.h: Update tree_pass descriptors.
9245 * see.c: Update tree_pass descriptors.
9246 * cgraphbuild.c: Update tree_pass descriptors.
9247 * tracer.c: Update tree_pass descriptors.
9248 * tree-loop-distribution.c: Update tree_pass descriptors.
9249 * cgraph.c: Update tree_pass descriptors.
9250 * postreload-gcse.c: Update tree_pass descriptors.
9251 * postreload.c: Update tree_pass descriptors.
9252 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9253 * tree-tailcall.c: Update tree_pass descriptors.
9254 * tree-pass.h (tree_opt_pass): Rename to ...
9255 (opt_pass) ... this one; add "type" field and remove letter field.
9256 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9257 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9258 all_lowering_passes): Update declaration.
9259 * ipa-cp.c: Update tree_pass descriptors.
9260 * final.c: Update tree_pass descriptors.
9261 * omp-low.c: Update tree_pass descriptors.
9262 * tree-ssa-dse.c: Update tree_pass descriptors.
9263 * ipa-reference.c: Update tree_pass descriptors.
9264 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9265 * auto-inc-dec.c: Update tree_pass descriptors.
9266 * reorg.c: Update tree_pass descriptors.
9267 * cgraphunit.c: Update tree_pass descriptors.
9268 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9269 * tree-ssa-ccp.c: Update tree_pass descriptors.
9270 * df-core.c: Update tree_pass descriptors.
9271 * mode-switching.c: Update tree_pass descriptors.
9272 * tree-nomudflap.c: Update tree_pass descriptors.
9273 * modulo-sched.c: Update tree_pass descriptors.
9274 * ipa-pure-const.c: Update tree_pass descriptors.
9275 * cse.c: Update tree_pass descriptors.
9276 * web.c: Update tree_pass descriptors.
9277 * tree-stdarg.c: Update tree_pass descriptors.
9278 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9279 * tree-ssa-dom.c: Update tree_pass descriptors.
9280 * tree-nrv.c: Update tree_pass descriptors.
9281 * tree-ssa-alias.c: Update tree_pass descriptors.
9282 * loop-init.c: Update tree_pass descriptors.
9283 * gimple-low.c: Update tree_pass descriptors.
9284 * ipa-inline.c: Update tree_pass descriptors.
9285 * tree-ssa-sink.c: Update tree_pass descriptors.
9286 * global.c: Update tree_pass descriptors.
9287 * ifcvt.c: Update tree_pass descriptors.
9288 * jump.c: Update tree_pass descriptors.
9289 * predict.c: Update tree_pass descriptors.
9290 * tree-ssa-loop.c: Update tree_pass descriptors.
9291 * recog.c: Update tree_pass descriptors.
9292 * dse.c: Update tree_pass descriptors.
9293 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9294 * tree-eh.c: Update tree_pass descriptors.
9295 * regmove.c: Update tree_pass descriptors.
9297 * function.c: Update tree_pass descriptors.
9298 * tree-vectorizer.c: Update tree_pass descriptors.
9299 * gcse.c: Update tree_pass descriptors.
9300 * ipa-type-escape.c: Update tree_pass descriptors.
9301 * tree-if-conv.c: Update tree_pass descriptors.
9302 * init-regs.c: Update tree_pass descriptors.
9303 * ipa.c: Update tree_pass descriptors.
9304 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9305 * rtl-factoring.c: Update tree_pass descriptors.
9306 * lower-subreg.c: Update tree_pass descriptors.
9307 * bt-load.c: Update tree_pass descriptors.
9308 * tree-dfa.c: Update tree_pass descriptors.
9309 * except.c: Update tree_pass descriptors.
9310 * emit-rtl.c: Update tree_pass descriptors.
9311 * cfgexpand.c: Update tree_pass descriptors.
9312 * tree-cfgcleanup.c: Update tree_pass descriptors.
9313 * cfgcleanup.c: Update tree_pass descriptors.
9314 * tree-ssa-pre.c: Update tree_pass descriptors.
9315 * tree-sra.c: Update tree_pass descriptors.
9316 * tree-mudflap.c: Update tree_pass descriptors.
9317 * tree-ssa-copy.c: Update tree_pass descriptors.
9318 * cfglayout.c: Update tree_pass descriptors.
9319 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9320 * tree-ssa-dce.c: Update tree_pass descriptors.
9321 * tree-ssa.c: Update tree_pass descriptors.
9322 * regclass.c: Update tree_pass descriptors.
9323 * integrate.c: Update tree_pass descriptors.
9324 * tree-optimize.c: Update tree_pass descriptors.
9325 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9326 * tree-object-size.c: Update tree_pass descriptors.
9327 * combine.c: Update tree_pass descriptors.
9328 * tree-outof-ssa.c: Update tree_pass descriptors.
9329 * bb-reorder.c: Update tree_pass descriptors.
9330 * stack-ptr-mod.c: Update tree_pass descriptors.
9331 * var-tracking.c: Update tree_pass descriptors.
9332 * tree-profile.c: Update tree_pass descriptors.
9333 * tree-vect-generic.c: Update tree_pass descriptors.
9334 * reg-stack.c: Update tree_pass descriptors.
9335 * sched-rgn.c: Update tree_pass descriptors.
9336 * tree-ssa-structalias.c: Update tree_pass descriptors.
9337 * tree-cfg.c: Update tree_pass descriptors.
9338 * passes.c (current_pass): Update declaration.
9339 (finish_optimization_passes): Update.
9340 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9341 (register_one_dump_file, register_dump_files_1, next_pass_1):
9343 (init_optimization_passes): Update handling of new types.
9344 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9345 * ipa-struct-reorg.c: Update tree_pass descriptors.
9346 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9347 * combine-stack-adj.c: Update tree_pass descriptors.
9348 * cfgrtl.c: Update tree_pass descriptors.
9349 * dce.c: Update tree_pass descriptors.
9350 * tree-ssanames.c: Update tree_pass descriptors.
9352 2008-03-19 Richard Guenther <rguenther@suse.de>
9355 * tree-ssa.c (walk_data): New structure.
9356 (warn_uninitialized_var): If not always_executed warn with "maybe"
9358 (execute_early_warn_uninitialized): Compute post-dominators.
9359 Initialize always_executed before processing each basic block.
9361 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9364 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9365 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9367 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9369 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9371 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9373 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9375 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9376 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9377 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9378 target after ignore has been set, and move there also the commputation
9379 of subtarget and original_target.
9380 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9381 (LANG_HOOKS_INITIALIZER): Remove it.
9382 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9384 2008-03-18 Richard Guenther <rguenther@suse.de>
9386 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9387 found an expression with constants, note that in the VN for the lhs.
9388 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9389 fold them to constants if possible. Run cleanup_cfg if done so.
9390 (execute_pre): Return todo.
9392 (execute_fre): Likewise.
9393 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9395 (get_prop_source_stmt): Look through pointer conversions.
9397 2008-03-18 Jan Hubicka <jh@suse.cz>
9399 * tree-pretty-print.c: Include predict.h.
9400 (dump_generic_node): Dump predictor.
9401 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9402 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9403 * gimple-low.c (lower_stmt): Likewise.
9404 * expr.c (expand_expr_real): Likewise.
9405 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9407 (build_predict_expr, build_predict_expr): New.
9408 * predict.h (predictor_name, build_predict_expr): Update.
9409 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9410 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9411 * predict.def (PRED_CONTINUE): Update hitrate.
9412 * tree.def (PREDICT_EXPR): Define.
9413 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9414 do not handle BIND_EXPR.
9415 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9416 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9417 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9420 2008-03-18 Michael Matz <matz@suse.de>
9422 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9424 2008-03-18 Richard Guenther <rguenther@suse.de>
9426 * tree-gimple.h (is_gimple_invariant_address): Declare.
9427 (is_gimple_constant): Likewise.
9428 * tree-gimple.c (is_gimple_constant): New function.
9429 (is_gimple_invariant_address): Likewise.
9430 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9431 and is_gimple_invariant_address.
9432 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9434 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9435 an addressable base.
9437 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9440 * gimplify.c (gimplify_expr): Gimplify second operand of
9443 2008-03-17 Richard Guenther <rguenther@suse.de>
9445 PR tree-optimization/19637
9446 * fold-const.c (fold_unary): Remove restrictions of removing
9447 intermediate pointer-conversions (P2)(P1)P0.
9448 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9449 conversion to void pointer.
9450 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9452 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9455 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9456 emulated thread local variables.
9458 2008-03-16 Richard Guenther <rguenther@suse.de>
9461 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9462 expand TREE_INVARIANT operations that are not gimple invariant.
9464 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9466 * doc/extend.texi (Alignment): Say that the ABI controls
9467 the __alignof__ for non-strict-alignment targets rather
9468 than being a recommendation.
9470 2008-03-15 Paul Brook <paul@codesourcery.com>
9472 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9474 (arm_output_fn_unwind): Mark functions that can not be unwound.
9476 2008-03-15 Paul Brook <paul@codesourcery.com>
9478 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9479 extension instructions.
9481 2008-03-15 Richard Guenther <rguenther@suse.de>
9483 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9484 and fold constant aggregate refs.
9485 (fold_const_aggregate_ref): Handle string constants
9486 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9487 (evaluate_stmt): Simplify now that ccp_fold folds constant
9490 2008-03-15 Paul Brook <paul@codesourcery.com>
9492 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9493 (extzv): Use gen_extzv_t2.
9494 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9496 2008-03-15 Richard Guenther <rguenther@suse.de>
9498 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9499 (fold_const_aggregate_ref): Likewise.
9500 (get_value): Return NULL if we don't have any values.
9501 (ccp_finalize): Set const_val to NULL after freeing it.
9502 * tree-flow.h (get_symbol_constant_value): Declare.
9503 (fold_const_aggregate_ref): Likewise.
9504 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9506 2008-03-15 Richard Guenther <rguenther@suse.de>
9509 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9510 to not produce negative array indices if not allowed. Add
9511 parameter to indicate that.
9512 (maybe_fold_offset_to_component_ref): Allow negative array
9513 indices only for the first member of a structure.
9514 (maybe_fold_offset_to_reference): Allow negative array indices.
9515 (maybe_fold_stmt_addition): Likewise.
9517 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9518 Anatoly Sokolov <aesok@post.ru>
9520 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9521 (avr_arch): Add ARCH_AVR6.
9522 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9523 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9524 instead of fixed value 2.
9525 (print_operand_address): Use gs() asm specifier instead of pm().
9526 (avr_assemble_integer): (Ditto.).
9527 (avr_output_addr_vec_elt): (Ditto.).
9528 (print_operand): Handle "!" code.
9529 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9530 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9531 (AVR_HAVE_EIJMP_EICALL): Define.
9532 (AVR_3_BYTE_PC): Redefine.
9533 (AVR_2_BYTE_PC): (Ditto.).
9534 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9535 (LINK_SPEC): Add atmega2560 and atmega2561.
9536 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9538 * config/avr/avr.md (call_insn): Use eicall instead of icall
9539 for 3 byte PC devices.
9540 (call_value_insn): (Ditto.).
9541 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9542 (indirect_jump): Use only for for 2 byte PC devices.
9543 (*tablejump): (Ditto.).
9544 (*indirect_jump_avr6): Add insn.
9545 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9546 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9547 instead of ijmp for 3 byte PC devices.
9548 (__tablejump2__): (Ditto.).
9549 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9550 (MULITLIB_DIRNAMES): (Ditto.).
9551 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9553 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9555 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9556 "sse2_umulsidi3". Use V1DI mode for operand 0.
9557 ("mmx_psadbw"): Use V1DI mode for operand 0.
9558 * config/i386/i386-modes.def (V1SI): New vector mode.
9559 * config/i386/i386.c (struct builtin_description)
9560 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9561 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9562 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9563 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9564 v1di_ftype_v8qi_v8qi type.
9565 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9567 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9568 __builtin_ia32_pmuludq]: Fix the mode of return value.
9570 2008-03-15 Richard Guenther <rguenther@suse.de>
9573 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9576 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9578 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9579 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9580 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9581 unless TARGET_SERIALIZE_VOLATILE is enabled.
9582 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9583 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9584 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9586 2008-03-14 Richard Guenther <rguenther@suse.de>
9588 PR tree-optimization/34172
9589 * tree-flow.h (refs_may_alias_p): Declare.
9590 (get_single_def_stmt): Likewise.
9591 (get_single_def_stmt_from_phi): Likewise.
9592 (get_single_def_stmt_with_phi): Likewise.
9593 * tree-dfa.c (refs_may_alias_p): New function.
9594 (get_single_def_stmt): Likewise.
9595 (get_single_def_stmt_from_phi): Likewise.
9596 (get_single_def_stmt_with_phi): Likewise.
9597 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9598 (vn_reference_lookup_1): New helper function.
9599 (vn_reference_lookup): Walk the virtual use-def chain to
9600 continue searching for a match if the def does not alias the
9601 reference we are looking for.
9603 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9605 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9606 archive and Perzl. Update The Written Word listing.
9608 2008-03-14 Richard Guenther <rguenther@suse.de>
9610 PR tree-optimization/34043
9611 PR tree-optimization/33989
9612 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9614 (bitmap_find_leader): Use extra argument to verify dominance
9615 relationship inside a basic-block.
9616 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9617 (find_leader_in_sets): Adjust.
9618 (create_component_ref_by_pieces): Take extra argument for
9619 dominance check, handle lookup failures.
9620 (find_or_generate_expression): Likewise.
9621 (create_expression_by_pieces): Likewise.
9622 (insert_into_preds_of_block): Adjust.
9623 (create_value_expr_from): If asked for, verify all operands
9624 are in the blocks AVAIL_OUT set.
9625 (make_values_for_stmt): Check for SSA_NAMEs that are life
9626 over an abnormal edge.
9627 (compute_avail): Remove such check.
9628 (do_SCCVN_insertion): New function.
9629 (eliminate): If we do not find a leader suitable for replacement
9630 insert a replacement expression from SCCVN if available.
9631 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9632 (struct vn_ssa_aux): Add needs_insertion flag.
9633 * tree-ssa-sccvn.c (may_insert): New global flag.
9634 (copy_reference_ops_from_ref): Value-number union member access
9635 based on its size, not type and member if insertion is allowed.
9636 (visit_reference_op_load): For a weak match from union type
9637 punning lookup a view-converted value and insert a SSA_NAME
9638 for that value if that is not found.
9639 (visit_use): Make dumps shorter. Do not disallow value numbering
9640 SSA_NAMEs that are life over an abnormal edge to constants.
9641 (free_scc_vn): Release inserted SSA_NAMEs.
9642 (run_scc_vn): New flag to specify whether insertion is allowed.
9643 Process SSA_NAMEs in forward order.
9644 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9645 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9646 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9647 pointer type to/from integral types that do not change the
9648 precision to regular conversions.
9650 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9652 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9653 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9654 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9655 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9656 input arguments and the mode of return value. Built-in functions
9657 that operate on whole 64-bit MMX register now use V1DI mode.
9659 2008-03-13 Alon Dayan <alond@il.ibm.com>
9660 Olga Golovanevsky <olga@il.ibm.com>
9662 PR tree-optimization/35041
9663 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9664 to locate the right position in a statement.
9666 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9670 * config/i386/xmmintrin.h: Change all static inline functions to
9671 extern inline and add __gnu_inline__ attribute.
9672 * config/i386/bmintrin.h: Ditto.
9673 * config/i386/smmintrin.h: Ditto.
9674 * config/i386/tmmintrin.h: Ditto.
9675 * config/i386/mmintrin-common.h: Ditto.
9676 * config/i386/ammintrin.h: Ditto.
9677 * config/i386/emmintrin.h: Ditto.
9678 * config/i386/pmmintrin.h: Ditto.
9679 * config/i386/mmintrin.h: Ditto.
9680 * config/i386/mm3dnow.h: Ditto.
9682 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9685 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9686 (lower_omp_2): New function.
9687 (lower_omp_1, lower_omp): Rewritten.
9689 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9692 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9693 with the phrase "Microsoft Windows compilers".
9694 (Push/Pop Macro Pragmas): New subsection. Document
9695 #pragma push_macro and pragma pop_macro.
9697 2008-03-12 Paul Brook <paul@codesourcery.com>
9699 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9701 2008-03-12 Paul Brook <paul@codesourcery.com>
9703 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9704 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9705 (thumb2_addsi_shortim): Rename ...
9706 (thumb2_addsi_short): ... to this. Allow register operands.
9707 (thumb2_subsi_short): New pattern.
9708 (thumb2_one_cmplsi2_short,
9709 thumb2_negsi2_short): New patterns and peepholes.
9711 2008-03-12 Paul Brook <paul@codesourcery.com>
9713 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9715 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.md (int_cond): New code iterator.
9719 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9720 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9721 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9722 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9723 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9724 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9725 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9726 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9728 2008-03-12 Paul Brook <paul@codesourcery.com>
9730 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9731 instead of {arm,thumb}_compute_save_reg_mask.
9732 (output_return_instruction): Ditto.
9733 (thumb_unexpanded_epilogue): Ditto.
9734 (thumb1_expand_prologue): Ditto.
9735 (thumb1_output_function_prologue): Ditto.
9736 (arm_set_return_address): Ditto.
9737 (thumb_set_return_address): Ditto.
9738 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9739 regs to achieve stack alignment.
9740 (thumb1_compute_save_reg_mask): Fix compiler warning.
9741 (arm_output_epilogue): Use offsets->saved_regs_mask.
9742 Adjust stack pointer by poping call clobered registers.
9743 (arm_expand_prologue): Use offsets->saved_regs_mask.
9744 Adjust stack pointer by pushing extra registers.
9745 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9747 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9750 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9751 conversion to the operands of a multiplication.
9753 2008-03-12 Richard Guenther <rguenther@suse.de>
9755 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9756 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9757 * timevar.def (TV_TREE_PHIPROP): Add.
9758 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9759 pass description. Use TV_TREE_PHIPROP.
9760 * tree-ssa-forwprop.c: Remove phiprop code.
9762 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9765 * omp-low.c (maybe_lookup_decl): Constify first argument.
9766 (use_pointer_for_field): Change last argument from bool to
9767 omp_context *. Disallow shared copy-in/out in nested
9768 parallel if decl is shared in outer parallel too.
9769 (build_outer_var_ref, scan_sharing_clauses,
9770 lower_rec_input_clauses, lower_copyprivate_clauses,
9771 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9773 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9774 Ira Rosen <irar@il.ibm.com>
9776 * tree-vectorizer.c (free_stmt_vec_info): New function.
9777 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9778 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9779 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9780 * tree-vect-transform.c (vectorizable_conversion): Free
9781 vec_oprnds0 if it was allocated.
9782 (vect_permute_store_chain): Remove unused VECs.
9783 (vectorizable_store): Free VECs that are allocated in the..
9785 (vect_transform_strided_load, vectorizable_load): Likewise.
9786 (vect_remove_stores): Simplify the code.
9787 (vect_transform_loop): Move code to vect_remove_stores().
9788 Call vect_remove_stores() and free_stmt_vec_info().
9790 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9792 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9793 TARGET_HPUX. Revise comment.
9794 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9795 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9796 Use sr4 variant of `be' instruction when not generating PIC code.
9797 (attr_length_call): Adjust for above change.
9799 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9801 * ipa-reference.c (static_execute): Remove module_statics_const and
9802 associated setting code.
9804 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9807 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9808 predicate for operand 1.
9809 (paritysi2_cmp): Use register_operand predicate for operand 2.
9810 Use earlyclobber modifier for operand 1. Remove support for
9812 (paritydi2_cmp): Use register_operand predicate for operand 3.
9813 Use earlyclobber modifier for operand 1. Remove support for
9816 2008-03-11 Paul Brook <paul@codesourcery.com>
9817 Vladimir Prus <vladimir@codesourcery.com>
9819 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9820 (arm_compute_save_reg0_reg12_mask): Always
9821 check if register 11 must be saved. Always safe hard frame pointer
9822 when frame_pointer_needeed.
9823 (arm_compute_save_reg_mask): Save IP and PC
9824 only with apcs frames.
9825 (arm_output_epilogue): Adjust Thumb2 codepath to
9826 be also invoked and work for ARM non-apcs frames.
9827 (arm_expand_prologue): Don't bother saving IP
9828 for non-apcs frame, since it's not clobbered by
9829 prologue code. Implement non-apcs frame
9832 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9834 PR rtl-optimization/35281
9835 * expr.c (convert_move): Use a new pseudo for the intermediate
9836 from_mode->word_mode result.
9838 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9840 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9841 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9842 * toplev.c (compile_file): Don't call it.
9844 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9847 * expr.c (store_expr): Call emit_block_move if the mode
9848 of "temp" RTX is BLKmode.
9850 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9851 Richard Guenther <rguenther@suse.de>
9853 PR tree-optimization/31358
9854 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9855 the step with a NULL_TREE.
9856 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9857 to sizetype if type is a pointer type.
9858 (add_candidate_1): Don't convert the base and step to
9859 the generic type if the orginal type is a pointer type.
9860 (add_iv_value_candidates): Use sizetype for the step
9861 if type is a pointer type.
9862 (cand_value_at): Likewise.
9863 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9865 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9866 Don't convert the tem affine to the type.
9867 (add_elt_to_tree): Use sizetype for the step if a pointer.
9868 Use POINTER_PLUS_EXPR for pointers.
9869 (aff_combination_to_tree): Use sizetype for the step if a
9872 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9874 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9875 Remove commutativity hint.
9877 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9881 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9882 errorneous type. Check that v is a VAR_DECL.
9885 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9887 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9889 PR tree-optimization/35494
9890 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9891 may be overriden at link and run time.
9893 2008-03-10 Richard Guenther <rguenther@suse.de>
9895 PR tree-optimization/34677
9896 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9897 (poolify_tree): Likewise.
9898 (modify_expr_template): Likewise.
9899 (poolify_modify_stmt): Likewise.
9900 (insert_fake_stores): Handle all component-ref style stores
9901 in addition to INDIRECT_REF. Also handle complex types.
9902 Do not poolify the inserted load.
9903 (realify_fake_stores): Do not rebuild the tree but only
9904 make it a SSA_NAME copy.
9905 (init_pre): Remove initialzation of modify_expr_template.
9906 Do not allocate modify_expr_node_pool.
9907 (fini_pre): Do not free modify_expr_node_pool.
9909 2008-03-10 Paul Brook <paul@codesourcery.com>
9911 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9914 2008-03-10 Paul Brook <paul@codesourcery.com>
9915 Mark Shinwell <shinwell@codesourcery.com>
9917 * config/arm/cortex-r4.md: New.
9918 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9920 * config/arm/arm.md: Include cortex-r4.md.
9921 (insn): Add smmls, sdiv and udiv values.
9922 (generic_sched): Don't use generic scheduling for Cortex-R4.
9923 (arm_issue_rate): New function.
9924 (TARGET_SCHED_ISSUE_RATE): Define.
9926 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9928 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9930 2008-03-10 Richard Guenther <rguenther@suse.de>
9932 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9933 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9935 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9937 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9938 Set default to true.
9940 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9942 * c.opt (Wsynth): Deprecate.
9943 * doc/invoke.texi (Option Summary, Warning Options): Document
9944 -Wno-format-contains-nul.
9946 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9950 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9952 2008-03-09 Ira Rosen <irar@il.ibm.com>
9954 * config/rs6000/rs6000.c (builtin_description): Rename vector
9955 left shift operations.
9956 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9957 (altivec_vsl<VI_char>): Rename to ...
9958 (ashl<mode>3): ... new name.
9959 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9961 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9963 2008-03-08 Richard Guenther <rguenther@suse.de>
9965 * coverage.h (tree_coverage_counter_addr): Declare.
9966 * coverage.c (tree_coverage_counter_addr): New function.
9967 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9969 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9970 (tree_gen_one_value_profiler): Likewise.
9971 (tree_gen_ic_profiler): Likewise.
9972 (tree_gen_average_profiler): Likewise.
9973 (tree_gen_ior_profiler): Likewise.
9975 2008-03-08 Richard Guenther <rguenther@suse.de>
9977 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9978 (vn_binary_op_insert): Likewise.
9979 (vn_unary_op_lookup): Likewise.
9980 (vn_unary_op_insert): Likewise.
9981 (vn_nary_op_lookup): Declare.
9982 (vn_nary_op_insert): Likewise.
9983 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9984 and binary hashes, use a single obstack for unary_op_pool
9986 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9987 a single struct vn_nary_op_s. Store tree code length and
9988 a variable number of operands.
9989 (struct vn_reference_op_struct): Remove unused op2.
9990 (vn_reference_op_eq): Do not compare op2.
9991 (vn_reference_op_compute_hash): Do not compute hash of op2.
9992 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9993 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9994 with vn_nary_op_compute_hash.
9995 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9996 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9998 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10000 (visit_unary_op): Call nary functions.
10001 (visit_binary_op): Likewise.
10002 (process_scc): Adjust for struct vn_tables_s changes.
10003 (allocate_vn_table): Likewise.
10004 (free_vn_table): Likewise.
10005 * tree-vn.c (vn_add): Call nary functions.
10006 (vn_lookup): Likewise.
10008 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10011 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10012 wdst back after sync_compare_and_swapqhi_internal.
10014 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10017 * config/i386/i386-modes.def (V1DI): New vector mode.
10018 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10019 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10020 (MMXMODE248): Ditto.
10021 (MMXMODE): Add V1DI mode.
10022 (mmxvecsize): Change DI mode to V1DI mode.
10023 ("mov<mode>): Use MMXMODEI8 mode iterator.
10024 ("*mov<mode>_internal_rex64"): Ditto.
10025 ("*mov<mode>_internal"): Ditto.
10026 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10027 ("mmx_sub<mode>3"): Ditto.
10028 ("mmx_adddi3"): Remove insn pattern.
10029 ("mmx_subdi3"): Ditto.
10030 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10031 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10032 ("mmx_ashl<mode>3"): Ditto.
10033 ("mmx_lshrdi3"): Remove insn pattern.
10034 ("mmx_ashldi3"): Ditto.
10035 * config/i386/i386.c (classify_argument): Handle V1DImode.
10036 (function_arg_advance_32): Ditto.
10037 (function_arg_32): Ditto.
10038 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10039 mmx_addv1di3 insn pattern.
10040 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10041 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10042 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10043 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10044 Remove definitions of built-in functions.
10045 (V1DI_type_node): New node.
10046 (v1di_ftype_v1di_int): Ditto.
10047 (v1di_ftype_v1di_v1di): Ditto.
10048 (v2si_ftype_v2si_si): Ditto.
10049 (v4hi_ftype_v4hi_di): Remove node.
10050 (v2si_ftype_v2si_di): Ditto.
10051 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10052 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10053 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10054 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10055 Add new builtins using def_builtin_const.
10056 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10057 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10058 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10059 * config/i386/mmintrin.h (__v1di): New typedef.
10060 (_mm_add_si64): Cast arguments to __v1di type.
10061 (_mm_sub_si64): Ditto.
10062 (_mm_sll_pi16): Cast __count to __v4hi type.
10063 (_mm_sll_pi32): Cast __count to __v2si type.
10064 (_mm_sll_si64): Cast arguments to __v1di type.
10065 (_mm_srl_pi16): Cast __count to __v4hi type.
10066 (_mm_srl_pi32): Cast __count to __v2si type.
10067 (_mm_srl_si64): Cast arguments to __v1di type.
10068 (_mm_sra_pi16): Cast __count to __v4hi type.
10069 (_mm_sra_pi32): Cast __count to __v2si type.
10070 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10071 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10072 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10073 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10074 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10075 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10076 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10077 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10078 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10079 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10080 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10081 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10083 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10085 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10087 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10090 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10091 reg+const addressing for Altivec modes. Don't generate reg+reg
10092 addressing for TFmode or TDmode quantities.
10094 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10096 * c-common.c (vector_types_convertible_p): Call langhook
10097 instead of comptypes.
10099 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10102 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10103 integral and scalar float variables which have a
10106 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10108 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10109 dwarf_register_span hook when emitting unwind information for
10110 register-to-memory saves.
10111 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10112 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10114 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10116 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10117 for the same VAR_DECL.
10119 2008-03-06 Tom Tromey <tromey@redhat.com>
10121 * treelang: Delete.
10122 * doc/standards.texi (Standards): Don't mention treelang.
10123 * doc/invoke.texi (Overall Options): Don't mention treelang.
10124 * doc/install.texi (Prerequisites): Don't mention bison or
10126 (Configuration): Don't mention treelang.
10127 (Building): Likewise.
10128 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10130 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10132 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10133 word-extractions out of a multi-word object.
10135 2008-03-06 Richard Guenther <rguenther@suse.de>
10137 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10138 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10139 result type and precision.
10140 * expr.c (get_inner_reference): Set unsignedp based on the result
10141 type of BIT_FIELD_REF.
10142 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10143 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10144 (try_instantiate_multiple_fields): Likewise. Use the correct type
10146 (sra_build_assignment): Likewise.
10147 (sra_build_elt_assignment): Likewise.
10148 (sra_explode_bitfield_assignment): Likewise.
10149 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10150 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10151 set BIT_FIELD_REF_UNSIGNED.
10152 (vectorizable_load): Likewise.
10154 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10156 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10159 2008-03-06 Richard Guenther <rguenther@suse.de>
10161 * alias.c (struct alias_set_entry): Move has_zero_child field
10162 to pack with alias_set.
10164 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10166 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10169 2008-03-05 Ian Lance Taylor <iant@google.com>
10171 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10173 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10175 * fwprop.c (update_df): Support width and offset parameters of
10177 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10178 global_conflicts): Change DF_REF_EXTRACT to either
10179 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10180 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10181 * df-scan.c (df_ref_record, df_defs_record,
10182 df_ref_create_structure, df_def_record_1, df_uses_record,
10183 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10184 df_bb_refs_collect, df_entry_block_defs_collect,
10185 df_exit_block_uses_collect): Support new width and offset fields.
10186 (ref_extract_pool): New storage pool.
10187 (df_free_ref): New function.
10188 (df_reg_chain_unlink, df_free_collection_rec,
10189 df_sort_and_compress_refs): Call df_free_ref.
10190 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10192 (df_ref_create_structure): Allocate df_ref_extract if offset and
10193 width fields are used.
10194 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10195 (df_uses_record): Get offset and width from ZERO_EXTRACT
10197 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10198 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10199 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10200 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10201 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10202 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10203 (df_ref_extract): New structure.
10204 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10205 (df_ref_create): Add width and offset parameters.
10207 2008-03-05 Richard Guenther <rguenther@suse.de>
10209 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10210 Use ranges_overlap_p.
10211 (offset_overlaps_with_access): Rename
10212 to ranges_overlap_p and move ...
10213 * tree-flow-inline.h (ranges_overlap_p): ... here.
10215 * tree.h (get_inner_reference, handled_component_p): Update
10218 * tree.h (record_component_aliases, get_alias_set,
10219 alias_sets_conflict_p, alias_sets_must_conflict_p,
10220 objects_must_conflict_p): Move declarations ...
10221 * alias.h (record_component_aliases, get_alias_set,
10222 alias_sets_conflict_p, alias_sets_must_conflict_p,
10223 objects_must_conflict_p): ... here.
10224 Include coretypes.h.
10225 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10227 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10229 * cfg.c: Include tree-flow.h.
10230 (remove_edge_raw): Call redirect_edge_var_map_clear.
10231 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10232 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10233 (redirect_edge_var_map_result): New.
10234 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10235 PENDING_STMT use with redirect_edge_var_map_*.
10236 * tree-ssa.c (edge_var_maps): New definition.
10237 (redirect_edge_var_map_add): New.
10238 (redirect_edge_var_map_clear): New.
10239 (redirect_edge_var_map_dup): New.
10240 (redirect_edge_var_map_vector): New.
10241 (redirect_edge_var_map_destroy): New.
10242 (ssa_redirect_edge): Replace PENDING_STMT use with
10243 redirect_edge_var_map_*.
10244 (flush_pending_stmts): Same.
10245 (delete_tree_ssa): Destroy edge var map.
10246 * tree-flow.h (struct _edge_var_map): New.
10247 Define edge_var_map vector type.
10248 Declare redirect_edge_var_map_* prototypes.
10249 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10250 * tree-cfg.c (reinstall_phi_args): Replace
10251 PENDING_STMT use with redirect_edge_var_map_*.
10253 2008-03-05 Richard Guenther <rguenther@suse.de>
10255 PR tree-optimization/35472
10256 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10257 whose single use_stmt has a overlapping set of loaded and
10258 stored symbols as that use_stmt might be a noop assignment then.
10260 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10262 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10264 2008-03-05 Richard Guenther <rguenther@suse.de>
10267 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10268 should be constants.
10269 * tree-cfg.c (verify_expr): Verify it.
10270 * fold-const.c (fold_truthop): Remove code generating
10271 BIT_FIELD_REFs of structure bases.
10272 (fold_binary): Likewise.
10273 (fold_ternary): Position and size of BIT_FIELD_REFs are
10274 always host integers.
10275 (make_bit_field_ref): Remove.
10276 (optimize_bit_field_compare): Remove.
10277 (all_ones_mask_p): Remove.
10279 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10282 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10283 (split_block_and_df_analyze): New. Split basic block and rebuild
10285 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10287 (split_pattern_seq): Likewise.
10288 (erase_matching_seqs): Likewise.
10289 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10291 2008-03-04 Geoff Keating <geoffk@apple.com>
10293 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10294 declaration and code.
10295 (tree_invalid_nonnegative_warnv_p): Likewise.
10297 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10299 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10300 examples. Truncate option-names then causing overfull hbox.
10302 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10305 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10307 * configure: Rebuilt.
10309 2008-03-04 Rafael Espindola <espindola@google.com>
10311 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10312 (tree_unary_nonnegative_warnv_p): New.
10313 (tree_binary_nonnegative_warnv_p): New.
10314 (tree_single_nonnegative_warnv_p): New.
10315 (tree_invalid_nonnegative_warnv_p): New.
10316 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10318 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10321 * opts.c (handle_option): Postpone 'unknown option' errors only for
10324 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10327 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10330 2008-03-04 Rafael Espindola <espindola@google.com>
10332 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10333 (tree_binary_nonzero_warnv_p): New.
10334 (tree_single_nonzero_warnv_p): New.
10335 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10337 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10339 PR middle-end/35456
10340 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10341 transformations for modes that have signed zeros.
10342 * ifcvt.c (noce_try_abs): Ditto.
10344 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10346 * config/i386/i386.c (override_options): Force
10347 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10349 2008-03-04 Jan Hubicka <jh@suse.cz>
10352 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10355 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10357 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10358 label to probe the stack.
10360 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10362 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10363 (__gthr_win32_mutex_destroy): Declare.
10364 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10365 __gthr_win32_mutex_destroy.
10366 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10368 2008-03-03 Jan Hubicka <jh@suse.cz>
10371 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10372 aggressive on inlining cold calls.
10374 2008-03-03 Richard Guenther <rguenther@suse.de>
10376 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10377 struct copies into the expression table.
10378 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10379 (try_to_simplify): Likewise.
10380 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10381 integral and pointer arguments which do not change the
10382 precision to NOP_EXPRs.
10383 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10384 VIEW_CONVERT_EXPR case.
10386 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10388 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10389 defined in a loop at depth 0 is invariant.
10390 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10391 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10392 be called at loop depth 0.
10394 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10397 * gcc.c (process_command): Update copyright notice dates.
10398 * gcov.c (print_version): Likewise.
10399 * gcov-dump.c (print_version): Likewise.
10400 * mips-tfile.c (main): Likewise.
10401 * mips-tdump.c (main): Likewise.
10403 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10406 * c-common.c (flag_permissive): Delete.
10407 (constant_expression_warnings): Check flags first.
10408 (constant_expression_error): New.
10409 * c-common.h (flag_permissive): Delete.
10410 (constant_expression_error): Declare.
10411 * flags.h (flag_permissive): Declare. Update description.
10412 * diagnostic.c (pedwarn): Update.
10414 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10415 (permissive_error_kind): New.
10416 * toplev.c (flag_permissive): Define. Update description.
10417 * toplev.h (permissive_error_kind): Declare.
10418 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10419 (pedwarn_c90): Use pedantic_warning_kind.
10420 * c-opts.c (c_common_post_options): flag_permissive does not affect
10421 flag_pedantic_errors.
10423 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10425 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10426 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10427 __absvsi2, __absvDI2): Use unsigned arithmetic.
10429 2008-03-02 Andi Kleen <ak@suse.de>
10430 Richard Guenther <rguenther@suse.de>
10432 * struct-equiv.c: Remove file.
10433 * cfg_cleanup.c (condjump_equiv_p): Remove.
10434 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10435 (struct-equiv.o): Remove rule.
10436 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10437 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10438 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10440 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10442 * ifcvt.c (noce_process_if_block): Try to handle only the then
10443 block if the else block exists but isn't suitable.
10445 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10448 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10449 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10450 regression from previous patch.
10452 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10455 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10457 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10458 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10459 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10460 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10461 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10462 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10463 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10464 (__gthread_mutex_destroy_function): Rename to
10465 __gthread_mutex_destroy.
10466 * gthr-dce.h (__gthread_mutex_destroy): Call
10467 pthread_mutex_destroy.
10468 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10469 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10470 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10472 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10474 * df-scan.c (df_ref_chain_change_bb): Simplify.
10475 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10476 set_block_for_insn if there's any change.
10477 * df.h ((df_insn_change_bb): Fix prototype.
10478 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10479 df_insn_change_bb, don't call set_block_for_insn.
10480 * emit-rtl.c (reorder_insns): Likewise.
10481 * haifa-sched.c (move_insn): Likewise.
10483 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10485 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10487 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10489 * tree-flow-inline.h (next_readonly_imm_use): Return
10490 NULL_USE_OPERAND_P after the end.
10492 2008-03-01 Richard Guenther <rguenther@suse.de>
10494 PR tree-optimization/35411
10495 * tree-sra.c (sra_build_assignment): Split conversion to
10496 final type to a separate statement if we are not assigning
10499 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10501 * fold-const.c (fold_convertible_p): Correct the logic to follow
10502 that in fold_convert().
10504 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10507 * tree-inline.c (build_duplicate_type): When we make a
10508 duplicate type, make it unique in the canonical types system.
10510 2008-02-29 Tom Tromey <tromey@redhat.com>
10512 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10513 input_file_stack_history, input_file_stack_restored): Remove.
10514 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10515 * input.h (struct file_stack): Remove.
10516 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10517 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10519 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10521 (diagnostic_last_module_changed): Add 'map' argument.
10522 (diagnostic_set_last_function): Likewise.
10523 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10524 line map, not input_file_stack.
10525 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10527 2008-02-29 Paul Brook <paul@codesourcery.com>
10529 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10531 2008-02-29 Paul Brook <paul@codesourcery.com>
10533 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10535 2008-02-29 Richard Guenther <rguenther@suse.de>
10537 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10539 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10540 value for comparing for a store match.
10541 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10542 (try_to_simplify): Do not do a full-blown reference lookup.
10544 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10546 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10547 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10549 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10551 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10553 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10554 strides against cache sizes.
10556 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10558 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10561 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10563 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10564 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10565 is smaller than the original promoted value.
10566 (simplify_subreg): If OP is a SUBREG, try to preserve its
10567 SUBREG_PROMOTED_VAR_P information.
10569 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10571 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10572 (VN_INFO_GET): Allocate new objects on the obstack.
10573 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10574 for rpo_numbers_temp, for consistency.
10575 (free_scc_vn): Free the obstack.
10577 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10579 * doc/invoke.texi: Document -ftree-loop-distribution.
10580 * tree-loop-distribution.c: New.
10581 * tree-pass.h (pass_loop_distribution): New.
10582 * graphds.h (struct graph): Add htab_t indices.
10583 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10584 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10585 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10586 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10587 * tree-data-ref.c (debug_data_dependence_relations): New.
10588 (dump_data_dependence_relation): Also print data references.
10589 (free_data_ref): Extern.
10590 (same_access_functions): Moved...
10591 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10592 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10593 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10594 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10595 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10596 (stmts_from_loop): Skip LABEL_EXPR.
10597 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10599 (build_rdg): Initialize rdg->indices htab.
10600 (free_rdg, stores_from_loop, ref_base_address,
10601 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10602 have_similar_memory_accesses_1, ref_base_address_1,
10603 remove_similar_memory_refs): New.
10604 * tree-data-ref.h: Depend on tree-chrec.h.
10605 (debug_data_dependence_relations, free_data_ref): Declared.
10606 (same_access_functions): ... here.
10607 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10609 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10610 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10611 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10612 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10613 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10614 rdg_vertex_for_stmt): Declared.
10615 (struct rdg_edge): Add level.
10617 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10618 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10620 (rdg_has_similar_memory_accesses): New.
10621 * tree-vect-analyze.c: Remove unused static decls.
10622 * lambda.h (dependence_level): New.
10623 * common.opt (ftree-loop-distribution): New.
10624 * tree-flow.h (mark_virtual_ops_in_bb,
10625 slpeel_tree_duplicate_loop_to_edge_cfg,
10626 rename_variables_in_loop): Declared.
10627 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10628 (OBJS-common): Add tree-loop-distribution.o.
10629 (tree-loop-distribution.o): New rule.
10630 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10631 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10632 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10634 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10637 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10638 other than structures and unions.
10640 2008-02-28 Richard Guenther <rguenther@suse.de>
10643 2008-02-26 Richard Guenther <rguenther@suse.de>
10645 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10646 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10647 (lookup_decl_from_uid): Declare.
10648 (remove_decl_from_map): Likewise.
10649 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10650 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10651 (decl_for_uid_map): New global hashtable mapping DECL_UID
10653 (init_ttree): Allocate it.
10654 (insert_decl_to_uid_decl_map): New helper function.
10655 (make_node_stat): Insert new decls into the map.
10656 (copy_node_stat): Likewise.
10657 (lookup_decl_from_uid): New function.
10658 (remove_decl_from_map): Likewise.
10659 (print_decl_for_uid_map_statistics): New helper.
10660 (dump_tree_statistics): Call it.
10662 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10663 (referenced_var_iterator): Adjust.
10664 (FOR_EACH_REFERENCED_VAR): Adjust.
10665 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10666 (num_referenced_vars): Adjust.
10667 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10668 (first_referenced_var): Remove.
10669 (end_referenced_vars_p): Likewise.
10670 (next_referenced_var): Likewise.
10671 (referenced_var_iterator_set): New helper function.
10672 * tree-dfa.c (referenced_var_lookup): Adjust.
10673 (referenced_var_check_and_insert): Likewise.
10674 (remove_referenced_var): Likewise.
10675 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10676 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10677 (verify_call_clobbering): Likewise.
10678 (verify_memory_partitions): Likewise.
10679 (init_tree_ssa): Allocate bitmap instead of hashtable for
10681 (delete_tree_ssa): Adjust.
10682 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10683 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10684 (compute_tag_properties): Likewise.
10685 (set_initial_properties): Likewise.
10686 (find_partition_for): Likewise.
10687 (update_reference_counts): Likewise.
10688 (dump_may_aliases_for): Likewise.
10689 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10690 (add_call_clobber_ops): Likewise.
10691 (add_call_read_ops): Likewise.
10692 (get_asm_expr_operands): Likewise.
10693 * tree-into-ssa.c (dump_decl_set): Likewise.
10694 (update_ssa): Likewise.
10695 * tree-sra.c (scan_function): Likewise.
10696 (decide_instantiations): Likewise.
10697 (scalarize_parms): Likewise.
10698 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10699 (dsa_named_for): Likewise.
10700 * tree-ssa-structalias.c (update_alias_info): Likewise.
10701 (merge_smts_into): Likewise.
10703 2008-02-27 David Daney <ddaney@avtrex.com>
10706 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10707 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10708 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10709 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10710 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10712 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10715 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10716 (BUILT_IN_NEXTTOWARD): Remove.
10717 (BUILT_IN_NEXTTOWARDF): Ditto.
10718 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10719 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10721 2008-02-27 Tom Tromey <tromey@redhat.com>
10723 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10724 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10726 2008-02-27 Jan Beulich <jbeulich@novell.com>
10728 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10729 update the respective field on newdecl.
10731 2008-02-27 Revital Eres <eres@il.ibm.com>
10733 PR rtl-optimization/34999
10734 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10735 crossing edges that ends with a call insn.
10736 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10737 call insn and clear the EDGE_CROSSING flag of the crossing edge
10738 when fixing fallthru edges.
10740 2008-02-27 Richard Guenther <rguenther@suse.de>
10742 PR middle-end/35390
10743 * fold-const.c (fold_unary): Return the correct argument,
10744 converted to the result type.
10746 2008-02-27 Richard Guenther <rguenther@suse.de>
10748 PR middle-end/34971
10749 * expr.c (expand_expr_real_1): Assert on rotates that operate
10751 * fold-const.c (fold_binary): Use the types precision, not the
10752 bitsize of the mode if folding rotate expressions. Build rotates
10753 only for full modes.
10755 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10757 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10758 and CPP_PRAGMA_EOL.
10759 * c-pragma.c (pragma_ns_name): New typedef.
10760 (registered_pp_pragmas): New variable.
10761 (c_pp_lookup_pragma): New function.
10762 (c_register_pragma_1): If flag_preprocess_only, do nothing
10763 for non-expanded pragmas, for expanded ones push pragma's
10764 namespace and name into registered_pp_pragmas vector.
10765 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10766 flag_preprocess_only, don't register GCC pch_preprocess
10767 pragma if flag_preprocess_only.
10768 * c-opts.c (c_common_init): Call init_pragma even if
10769 flag_preprocess_only.
10770 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10771 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10772 cpp_register_pragma if flag_preprocess_only.
10774 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10777 * c-parser.c (c_parser_translation_unit): Warn for empty
10778 translation unit, not empty source file.
10780 2008-02-26 Paul Brook <paul@codesourcery.com>
10782 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10783 operand for Thumb-2.
10784 * config/arm/arm.h (reg_class): Add CORE_REGS.
10785 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10786 (BASE_REG_CLASS): Use CORE_REGS.
10787 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10788 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10789 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10790 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10791 ARM_REGNO_OK_FOR_INDEX_P.
10792 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10793 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10794 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10795 (ldm/stm peepholes): Ditto.
10796 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10797 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10798 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10799 * config/arm/constraints.md: Enable "k" constraint on ARM.
10801 2008-02-27 Ben Elliston <bje@au.ibm.com>
10803 * config/rs6000/rs6000.c: Annotate cache line size field in all
10804 instances of struct processor_costs.
10806 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10808 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10809 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10810 jump_bypass): New counters.
10811 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10812 * dce.c (gate_ud_dce): Same.
10813 (gate_fast_dce): Same.
10814 * dse.c (gate_dse1): New function.
10815 (gate_dse2): New function.
10816 (gate_dse): Merge results of new gate functions.
10817 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10818 (gate_handle_jump_bypass): Add dbg_cnt.
10819 (gate_handle_gcse): Add dbg_cnt.
10820 * ifcvt.c (gate_handle_if_conversion): Same.
10821 (gate_handle_if_after_combine): Same.
10822 (gate_handle_if_after_reload): Same.
10823 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10825 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10827 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10829 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10831 2008-02-26 Jason Merrill <jason@redhat.com>
10834 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10835 alone if it's the naming decl for the type's main variant.
10837 2008-02-26 Tom Tromey <tromey@redhat.com>
10839 * system.h (USE_MAPPED_LOCATION): Poison.
10840 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10841 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10842 (make_goto_expr_edges): Likewise.
10843 (remove_bb): Likewise.
10844 (execute_warn_function_return): Likewise.
10845 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10847 * c-common.c (fname_decl): Remove old location code.
10848 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10850 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10852 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10853 (gen_rtx_ASM_INPUT): Likewise.
10854 (gen_rtx_ASM_INPUT_loc): Likewise.
10855 (get_rtx_asm_OPERANDS): Remove.
10856 * cfglayout.c (insn_locators_alloc): Remove old location code.
10857 (set_curr_insn_source_location): Likewise.
10858 (curr_insn_locator): Likewise.
10859 * print-tree.c (print_node): Remove old location code.
10860 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10861 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10862 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10863 location_from_locus.
10864 (construct_exit_block): Remove old location code.
10865 * emit-rtl.c (force_next_line_note): Remove old location code.
10866 * profile.c (branch_prob): Remove old location code.
10867 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10868 LOC_LINE): Remove old-location variants.
10869 * langhooks.c (lhd_print_error_function): Remove old location
10871 * configure, config.in: Rebuilt.
10872 * configure.ac (--enable-mapped-location): Remove.
10873 * c-decl.c (c_init_decl_processing): Remove old location code.
10874 (finish_function): Likewise.
10875 * recog.c (decode_asm_operands): Remove old location code.
10876 * c-pch.c (c_common_read_pch): Remove old location code.
10877 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10879 * gimple-low.c (lower_function_body): Remove old location code.
10880 * toplev.c (unknown_location): Remove.
10881 (push_srcloc): Remove old-location variant.
10882 (process_options): Remove old location code.
10883 (lang_dependent_init): Likewise.
10884 * input.h (UNKNOWN_LOCATION): Move definition.
10885 (location_t): Undeprecate.
10886 (source_locus): Remove.
10887 (location_from_locus): Remove.
10888 (struct location_s): Remove.
10889 Remove all old-location code.
10890 (input_line, input_filename): Remove.
10891 * final.c (final_scan_insn): Remove old location code.
10892 * diagnostic.c (diagnostic_build_prefix): Remove
10893 USE_MAPPED_LOCATION test.
10894 * tree.h (gimple_stmt) <locus>: Now a location_t.
10895 (tree_exp) <locus>: Likewise.
10896 (DECL_IS_BUILTIN): Remove old-location variant.
10897 (annotate_with_file_line, annotate_with_locus): Likewise.
10898 (expr_locus, set_expr_locus): Update.
10899 * tree.c (build1_stat): Remove old location code.
10900 (last_annotated_node): Remove.
10901 (annotate_with_file_line): Remove old-location variant.
10902 (annotate_with_locus): Likewise.
10903 (expr_location): Remove old location code.
10904 (set_expr_location): Likewise.
10905 (expr_has_location): Likewise.
10906 (expr_locus): Likewise.
10907 (set_expr_locus): Likewise.
10908 (expr_filename): Don't use location_from_locus.
10909 (expr_lineno): Likewise.
10910 * rtl-error.c (location_for_asm): Remove old location code.
10911 * c-lex.c (cb_line_change): Remove old location code.
10912 (fe_file_change): Likewise.
10913 (cb_def_pragma): Likewise.
10914 (c_lex_with_flags): Likewise.
10915 * gengtype.c (do_typedef): Don't special-case location types.
10916 (define_location_structures): Remove.
10917 (main): Don't call define_location_structures.
10918 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10921 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10924 * builtins.def (BUILT_IN_STDARG_START): Remove.
10925 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10926 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10927 * tree-inline.c (inline_forbidden_p_1): Likewise.
10929 2008-02-26 Richard Guenther <rguenther@suse.de>
10931 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10932 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10933 (lookup_decl_from_uid): Declare.
10934 (remove_decl_from_map): Likewise.
10935 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10936 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10937 (decl_for_uid_map): New global hashtable mapping DECL_UID
10939 (init_ttree): Allocate it.
10940 (insert_decl_to_uid_decl_map): New helper function.
10941 (make_node_stat): Insert new decls into the map.
10942 (copy_node_stat): Likewise.
10943 (lookup_decl_from_uid): New function.
10944 (remove_decl_from_map): Likewise.
10945 (print_decl_for_uid_map_statistics): New helper.
10946 (dump_tree_statistics): Call it.
10948 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10949 (referenced_var_iterator): Adjust.
10950 (FOR_EACH_REFERENCED_VAR): Adjust.
10951 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10952 (num_referenced_vars): Adjust.
10953 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10954 (first_referenced_var): Remove.
10955 (end_referenced_vars_p): Likewise.
10956 (next_referenced_var): Likewise.
10957 (referenced_var_iterator_set): New helper function.
10958 * tree-dfa.c (referenced_var_lookup): Adjust.
10959 (referenced_var_check_and_insert): Likewise.
10960 (remove_referenced_var): Likewise.
10961 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10962 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10963 (verify_call_clobbering): Likewise.
10964 (verify_memory_partitions): Likewise.
10965 (init_tree_ssa): Allocate bitmap instead of hashtable for
10967 (delete_tree_ssa): Adjust.
10968 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10969 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10970 (compute_tag_properties): Likewise.
10971 (set_initial_properties): Likewise.
10972 (find_partition_for): Likewise.
10973 (update_reference_counts): Likewise.
10974 (dump_may_aliases_for): Likewise.
10975 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10976 (add_call_clobber_ops): Likewise.
10977 (add_call_read_ops): Likewise.
10978 (get_asm_expr_operands): Likewise.
10979 * tree-into-ssa.c (dump_decl_set): Likewise.
10980 (update_ssa): Likewise.
10981 * tree-sra.c (scan_function): Likewise.
10982 (decide_instantiations): Likewise.
10983 (scalarize_parms): Likewise.
10984 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10985 (dsa_named_for): Likewise.
10986 * tree-ssa-structalias.c (update_alias_info): Likewise.
10987 (merge_smts_into): Likewise.
10989 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10992 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10993 * c-opts.c (c_common_handle_option): Wall enables
10994 Wvolatile-register-var.
10995 * common.opt: Move Wvolatile-register-var to...
10998 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11000 * common.opt (Wlarger-than=): New.
11001 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11003 * opts.c (common_handle_option): Handle -Wlarger-than=.
11004 * optc-gen.awk: Likewise.
11005 * opth-gen.awk: Likewise.
11006 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11007 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11009 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11011 * c-common.c (match_case_to_enum_1): Add appropriate
11012 OPT_W* parameter to warning.
11013 (c_do_switch_warnings): Likewise.
11014 * c-typeck.c (warning_init): Add one more parameter following
11015 'warning' function.
11016 (push_init_level): Update call to warning_init.
11017 (pop_init_level): Likewise.
11018 (add_pending_init): Likewise.
11019 (output_init_element: Likewise.
11021 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11024 * toplev.c (toplev_main): If there are warnings or error, print
11025 errors for ignored options.
11026 * opts.c (ignored_options): New static variable.
11027 (postpone_unknown_option_error): New.
11028 (print_ignored_options): New.
11029 (handle_option): Postpone errors for unknown -Wno-* options.
11030 * opts.h (print_ignored_options): Declare.
11032 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11034 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11037 2008-02-25 Richard Guenther <rguenther@suse.de>
11040 2008-02-25 Richard Guenther <rguenther@suse.de>
11042 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11043 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11044 (lookup_decl_from_uid): Declare.
11045 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11046 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11047 (decl_for_uid_map): New global hashtable mapping DECL_UID
11049 (init_ttree): Allocate it.
11050 (insert_decl_to_uid_decl_map): New helper function.
11051 (make_node_stat): Insert new decls into the map.
11052 (copy_node_stat): Likewise.
11053 (lookup_decl_from_uid): New function.
11054 (print_decl_for_uid_map_statistics): New helper.
11055 (dump_tree_statistics): Call it.
11057 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11058 (referenced_var_iterator): Adjust.
11059 (FOR_EACH_REFERENCED_VAR): Adjust.
11060 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11061 (num_referenced_vars): Adjust.
11062 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11063 (first_referenced_var): Remove.
11064 (end_referenced_vars_p): Likewise.
11065 (next_referenced_var): Likewise.
11066 (referenced_var_iterator_set): New helper function.
11067 * tree-dfa.c (referenced_var_lookup): Adjust.
11068 (referenced_var_check_and_insert): Likewise.
11069 (remove_referenced_var): Likewise.
11070 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11071 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11072 (verify_call_clobbering): Likewise.
11073 (verify_memory_partitions): Likewise.
11074 (init_tree_ssa): Allocate bitmap instead of hashtable for
11076 (delete_tree_ssa): Adjust.
11077 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11078 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11079 (compute_tag_properties): Likewise.
11080 (set_initial_properties): Likewise.
11081 (find_partition_for): Likewise.
11082 (update_reference_counts): Likewise.
11083 (dump_may_aliases_for): Likewise.
11084 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11085 (add_call_clobber_ops): Likewise.
11086 (add_call_read_ops): Likewise.
11087 (get_asm_expr_operands): Likewise.
11088 * tree-into-ssa.c (dump_decl_set): Likewise.
11089 (update_ssa): Likewise.
11090 * tree-sra.c (scan_function): Likewise.
11091 (decide_instantiations): Likewise.
11092 (scalarize_parms): Likewise.
11093 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11094 (dsa_named_for): Likewise.
11095 * tree-ssa-structalias.c (update_alias_info): Likewise.
11096 (merge_smts_into): Likewise.
11098 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11101 * doc/invoke.texi (-fcx-limited-range): Document new option.
11102 * toplev.c (process_options): Handle -fcx-fortran-rules.
11103 * common.opt: Add documentation for -fcx-fortran-rules.
11105 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11108 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11109 actual behaviour and C99.
11111 2008-02-26 Ben Elliston <bje@au.ibm.com>
11113 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11114 (ASM_CPU_POWER6_SPEC): Likewise.
11115 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11116 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11117 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11119 2008-02-25 Richard Guenther <rguenther@suse.de>
11121 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11122 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11123 (lookup_decl_from_uid): Declare.
11124 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11125 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11126 (decl_for_uid_map): New global hashtable mapping DECL_UID
11128 (init_ttree): Allocate it.
11129 (insert_decl_to_uid_decl_map): New helper function.
11130 (make_node_stat): Insert new decls into the map.
11131 (copy_node_stat): Likewise.
11132 (lookup_decl_from_uid): New function.
11133 (print_decl_for_uid_map_statistics): New helper.
11134 (dump_tree_statistics): Call it.
11136 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11137 (referenced_var_iterator): Adjust.
11138 (FOR_EACH_REFERENCED_VAR): Adjust.
11139 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11140 (num_referenced_vars): Adjust.
11141 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11142 (first_referenced_var): Remove.
11143 (end_referenced_vars_p): Likewise.
11144 (next_referenced_var): Likewise.
11145 (referenced_var_iterator_set): New helper function.
11146 * tree-dfa.c (referenced_var_lookup): Adjust.
11147 (referenced_var_check_and_insert): Likewise.
11148 (remove_referenced_var): Likewise.
11149 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11150 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11151 (verify_call_clobbering): Likewise.
11152 (verify_memory_partitions): Likewise.
11153 (init_tree_ssa): Allocate bitmap instead of hashtable for
11155 (delete_tree_ssa): Adjust.
11156 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11157 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11158 (compute_tag_properties): Likewise.
11159 (set_initial_properties): Likewise.
11160 (find_partition_for): Likewise.
11161 (update_reference_counts): Likewise.
11162 (dump_may_aliases_for): Likewise.
11163 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11164 (add_call_clobber_ops): Likewise.
11165 (add_call_read_ops): Likewise.
11166 (get_asm_expr_operands): Likewise.
11167 * tree-into-ssa.c (dump_decl_set): Likewise.
11168 (update_ssa): Likewise.
11169 * tree-sra.c (scan_function): Likewise.
11170 (decide_instantiations): Likewise.
11171 (scalarize_parms): Likewise.
11172 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11173 (dsa_named_for): Likewise.
11174 * tree-ssa-structalias.c (update_alias_info): Likewise.
11175 (merge_smts_into): Likewise.
11177 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11180 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11181 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11182 * alias.h (nonoverlapping_memrefs_p): Likewise.
11184 2008-02-25 Jan Beulich <jbeulich@novell.com>
11186 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11187 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11188 __emultls_get_address, __emultls_register_common,
11189 __floatundi?f, and _Unwind_GetIPInfo.
11190 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11191 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11192 (gen_regparm_prefix): Likewise.
11193 (i386_nlm_encode_section_info): Sync with
11194 config/i386/winnt.c:i386_pe_encode_section_info().
11195 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11196 i386_nlm_mangle_decl_assembler_name): New.
11197 (netware_override_options): New.
11198 * config/i386/netware.h (netware_override_options): Declare.
11199 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11200 (i386_nlm_mangle_decl_assembler_name): Declare.
11201 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11203 2008-02-25 Ben Elliston <bje@au.ibm.com>
11206 * c-decl.c (grokdeclarator): Remove unused local variables
11207 `typedef_type' and `type_as_written'.
11209 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11210 unused local variable `has_hot_blocks'.
11211 (fix_crossing_conditional_branches): Remove unused local variable
11214 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11216 PR middle-end/19984
11217 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11218 using DEF_C99_BUILTIN.
11219 (BUILT_IN_NANF): Ditto.
11220 (BUILT_IN_NANL): Ditto.
11222 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11223 Revital Eres <eres@il.ibm.com>
11225 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11226 regarding the order of two dependent insns in the same row.
11228 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11230 * stor-layout.c (layout_decl): Do not bump the alignment of a
11231 bit-field to more than byte alignment if it is packed.
11233 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11235 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11238 2008-02-24 Diego Novillo <dnovillo@google.com>
11240 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11243 * tree-vrp.c (vrp_evaluate_conditional): With
11244 -Wtype-limits, emit a warning when comparing against a
11245 constant outside the natural range of OP0's type.
11246 * c.opt (Wtype-limits): Move ...
11247 * common.opt (Wtype-limits): ... here.
11249 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11251 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11252 * config/rs6000/e300c2c3.md: New file.
11253 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11255 (rs6000_override_options): Add e300c2 and e300c3 cases to
11256 processor_target_table. Do not allow usage of Altivec or Spe
11257 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11258 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11259 * config/rs6000/rs6000.h (processor_type): Add
11260 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11261 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11262 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11263 and ppce300c3. Include e300c2c3.md.
11265 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11267 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11268 instead of TARGET_STRICT_ALIGN.
11270 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11272 * explow.c (memory_address): Assert that the generated address is
11275 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11278 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11279 * config/darwin-ppc-ldouble-patch.def: New file.
11280 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11281 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11282 SUBTARGET_INIT_BUILTINS if defined.
11283 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11286 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11289 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11290 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11292 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11295 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11296 file" warning condtional on -Winvalid-PCH.
11298 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11300 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11302 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11306 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11307 prevent reload from using MMX registers.
11308 (*mov<mode>_internal): Ditto.
11309 (*movv2sf_internal_rex64): Ditto.
11310 (*movv2sf_internal): Ditto.
11312 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11314 PR documentation/31569
11315 * doc/install.texi2html: Use makeinfo --no-number-sections.
11317 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11319 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11320 ensure that we can address an entire entity > 8 bytes. Don't
11321 generate reg+reg addressing for such data.
11323 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11325 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11326 strings when optimizing for size, unless the target cares about
11329 2008-02-22 Tom Tromey <tromey@redhat.com>
11331 * regclass.c (current_pass): Remove declaration.
11333 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11335 * config/avr/libgcc.S (__RAMPZ__): Define.
11336 (__do_copy_data): Add for devices with 128KB code memory.
11338 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11340 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11342 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11344 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11346 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11349 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11352 * c-typeck.c (build_binary_op): Warn about floating point
11353 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11355 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11358 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11359 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11361 (rs6000_override_options): Set altivec_abi as default, not override,
11362 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11363 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11364 is used; use new member spe_abi.
11365 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11366 spe_abi and altivec_abi.
11368 2008-02-22 Tomas Bily <tbily@suse.cz>
11370 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11372 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11375 * config.build (build_file_translate): Set to `CMD //c' only if
11377 * Makefile.in (build_file_translate): Improve comment.
11379 2008-02-21 Jan Hubicka <jh@suse.cz>
11381 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11382 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11383 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11385 2008-02-21 Michael Matz <matz@suse.de>
11388 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11390 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11392 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11393 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11394 as insn constraint.
11395 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11396 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11397 SSE_VEC_FLOAT_MODE_P as insn constraint.
11398 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11399 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11400 sse4a_movntdf using MODEF mode iterator.
11401 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11402 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11403 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11404 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11405 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11406 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11407 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11409 2008-02-21 Richard Guenther <rguenther@suse.de>
11411 * tree.def (PAREN_EXPR): New tree code.
11412 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11414 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11415 * expr.c (expand_expr_real_1): Likewise.
11416 * tree-inline.c (estimate_num_insns_1): Likewise.
11417 * tree-complex.c (expand_complex_move): Likewise.
11418 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11421 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11424 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11426 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11429 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11431 * config/sh/sh.c (find_barrier): Don't go past
11432 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11434 2008-02-20 DJ Delorie <dj@redhat.com>
11436 * config/h8300/h8300.md (insv): Force source operand to be a register.
11438 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11439 as a jump, not as a plain insn.
11441 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11443 * doc/invoke.texi (Warning Options): Add new option
11444 -Wframe-larger-than=.
11445 (-Wframe-larger-than): Document.
11447 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11448 Add declarations for new option variables.
11450 * final.c (final_start_function): Check the frame size
11451 before emission and issue a Wframe-larger-than warning.
11453 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11454 Add definitions for new option variables.
11455 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11457 * common.opt (Wframe-larger-than=): New option.
11459 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11461 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11462 (<sse>_div<mode>3): Ditto.
11463 (<sse>_vmdiv<mode>3): Ditto.
11464 (<sse>_vmsqrt<mode>2): Ditto.
11465 (*smax<mode>3): Ditto.
11466 (sse5_frcz<mode>2): Ditto.
11467 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11468 as insn constraint.
11470 2008-02-20 Richard Guenther <rguenther@suse.de>
11472 PR middle-end/35265
11473 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11474 be happy with INTEGRAL_TYPE_P.
11476 2008-02-20 Richard Guenther <rguenther@suse.de>
11478 * fold-const.c (split_tree): Associate floatig-point expressions
11479 if flag_associative_math is set.
11481 2008-02-20 Richard Guenther <rguenther@suse.de>
11483 * tree.h (fold_real_zero_addition_p): Declare.
11484 * fold-const.c (fold_real_zero_addition_p): Export.
11485 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11486 floating-point operations with zero and one.
11488 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11490 * doc/install.texi: Correct references to CFLAGS, replacing them
11491 with BOOT_CFLAGS. Document flags used during bootstrap for
11494 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11496 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11497 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11498 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11500 (smin<mode>3): Ditto from similar patterns.
11501 (smax<mode>3): Ditto.
11502 (*ieee_smin<mode>3): Ditto.
11503 (*ieee_smax<mode>3): Ditto.
11504 * config/i386/sse.md (sse): New mode attribute.
11505 (mov<mode>): Macroize expander from movv4sf and movv2df using
11506 SSEMODEF2P mode iterator.
11507 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11508 SSE_VEC_FLOAT_MODE_P as insn constraint.
11509 (storent<mode>): Ditto.
11510 (storent<mode>): Macroize expander from storentsf and storentdf using
11511 MODEF mode iterator.
11512 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11513 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11514 (abs<mode>2): Ditto from similar patterns.
11515 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11516 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11517 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11518 (<sse>_vmsqrt<mode>2): Ditto.
11519 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11520 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11521 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11522 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11523 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11524 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11525 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11527 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11528 iterator and SSE_FLOAT_MODE_P as insn constraint.
11529 (<sse>_ucomi): Ditto from similar patterns.
11530 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11531 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11532 SSE_VEC_FLOAT_MODE_P as insn constraint.
11533 (vcond<mode>): Ditto from similar patterns.
11534 (and<mode>3, *and<mode>3): Ditto.
11535 (<sse>_nand<mode>3): Ditto.
11536 (ior<mode>3, *ior<mode>3): Ditto.
11537 (xor<mode>3, *xor<mode>3): Ditto.
11538 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11539 iterator and SSE_FLOAT_MODE_P as insn constraint.
11540 (*nand<mode>3): Ditto from similar patterns.
11541 (*ior<mode>3): Ditto.
11542 (*xor<mode>3): Ditto.
11544 2008-02-20 Ira Rosen <irar@il.ibm.com>
11546 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11547 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11548 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11550 2008-02-19 Jan Hubicka <jh@suse.cz>
11552 * predict.c (tree_bb_level_predictions): Remove variable next
11553 mistakely introduced by previous commit.
11555 2008-02-19 Jan Hubicka <jh@suse.cz>
11557 * predict.c (predict_paths_leading_to): Rewrite.
11558 (predict_paths_for_bb): New.
11559 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11561 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11564 * Makefile.in (build_file_translate): New.
11565 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11566 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11567 * configure.ac (build_file_translate): Substitute it.
11568 * configure: Regenerate.
11570 2008-02-19 Jan Hubicka <jh@suse.cz>
11572 PR rtl-optimization/34408
11573 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11576 2008-02-19 Jan Hubicka <jh@suse.cz>
11578 PR middle-end/28779
11579 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11582 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11585 * config/i386/i386-modes.def: Revert the last DI alignment
11586 change until Ada people can look into it.
11588 2008-02-19 Nick Clifton <nickc@redhat.com>
11590 * opts.c (print_specific_help): Fix typo in --help text.
11592 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11595 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11596 32-bit inline asm without asm alternatives for host GCC < 3.0.
11598 2008-02-19 Richard Guenther <rguenther@suse.de>
11600 PR tree-optimization/34989
11601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11602 Allow propagation to INDIRECT_REF if we can simplify only.
11604 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11606 * c-common.c (warn_for_collisions_1): Use appropriate option when
11609 2008-02-19 Nick Clifton <nickc@redhat.com>
11612 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11613 (handle_options): Fix indentation.
11614 (print_filtered_help): If no language-specific options were
11615 displayed tell the user how to list all the options supported by
11616 the language's front-end.
11617 (print_specific_help): Fix indentation and remove duplicate line.
11618 (common_handle_option): Handle the -v option.
11619 For --help enable the display of undocumented options if the -v
11620 switch has been included on the command line.
11621 For --help= check for overlaps in the arguments between the option
11622 classes and the language names and issue a warning when they
11623 cannot be disambiguated.
11624 * c.opt (v): Pass on to the common option handler.
11626 2008-02-19 Revital Eres <eres@il.ibm.com>
11628 * modulo-sched.c (sms_schedule): Change dump message when
11629 create_ddg function fails.
11630 (try_scheduling_node_in_cycle): Rename row to cycle.
11631 (print_partial_schedule): Rename CYCLE to ROW.
11633 2008-02-19 Christian Bruel <christian.bruel@st.com>
11634 Zdenek Dvorak <ook@ucw.cz>
11636 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11638 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11641 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11642 (*x86_movdicc_0_m1_se): Ditto.
11644 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11647 (CMPtype): Define as __gcc_CMPtype.
11648 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11649 (CMPtype): Define as __gcc_CMPtype.
11651 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11653 Support valgrind 3.3 for --enable-checking=valgrind.
11654 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11656 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11657 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11658 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11659 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11660 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11661 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11662 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11664 * ggc-zone.c: Similar.
11665 * ggc-page.c: Similar.
11667 2008-02-19 Paul Brook <paul@codesourcery.com>
11670 * config/arm/ieee754-df.S: Fix do_it typo.
11671 * config/arm/ieee754-sf.S: Fix do_it typo.
11673 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11676 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11677 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11678 (OPTION_MASK_ISA_SSE_SET): Likewise.
11679 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11680 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11681 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11682 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11683 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11684 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11685 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11686 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11687 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11688 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11689 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11690 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11691 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11692 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11693 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11694 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11695 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11696 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11697 (OPTION_MASK_ISA_SSE4): Removed.
11698 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11699 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11700 (override_options): Don't turn on implied SSE/MMX bits in
11703 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11705 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11708 2008-02-18 Joey Ye <joey.ye@intel.com>
11710 PR middle-end/34921
11711 * tree-nested.c (insert_field_into_struct): Set type alignment
11712 to field alignment if the former is less than the latter.
11714 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11716 * BASE-VER: Set to 4.4.0.
11718 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11720 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11721 * doc/cfg.texi: Likewise.
11722 * doc/extend.texi: Likewise.
11723 * doc/gty.texi: Likewise.
11724 * doc/invoke.texi: Likewise.
11725 * doc/loop.texi: Likewise.
11726 * doc/md.texi: Likewise.
11727 * doc/passes.texi: Likewise.
11728 * doc/rtl.texi: Likewise.
11729 * doc/sourcebuild.texi: Likewise.
11730 * doc/tm.texi: Likewise.
11731 * doc/tree-ssa.texi: Likewise.
11733 2008-02-17 Richard Guenther <rguenther@suse.de>
11735 PR middle-end/35227
11736 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11737 without default definition.
11739 2008-02-17 Richard Guenther <rguenther@suse.de>
11741 PR tree-optimization/35231
11742 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11745 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11748 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11749 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11750 libgcc_cmp_return mode.
11752 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11755 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11757 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11759 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11762 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11764 * doc/c-tree.texi: Use `@.' where appropriate.
11765 * doc/extend.texi: Likewise.
11766 * doc/install.texi: Likewise.
11767 * doc/invoke.texi: Likewise.
11768 * doc/loop.texi: Likewise.
11769 * doc/makefile.texi: Likewise.
11770 * doc/md.texi: Likewise.
11771 * doc/passes.texi: Likewise.
11772 * doc/standards.texi: Likewise.
11773 * doc/tm.texi: Likewise.
11775 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11777 PR middle-end/35196
11778 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11780 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11781 rather than in entry_bb.
11783 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11785 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11786 libgcc_cmp_return mode.
11788 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11790 PR middle-end/35130
11791 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11792 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11794 2008-02-15 Richard Guenther <rguenther@suse.de>
11795 Zdenek Dvorak <ook@ucw.cz>
11797 PR tree-optimization/35164
11798 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11799 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11800 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11801 Only propagate addresses which do not have abnormal SSA_NAMEs
11804 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11807 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11809 2008-02-15 Jan Hubicka <jh@suse.cz>
11811 PR middle-end/35149
11812 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11814 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11816 PR middle-end/34621
11817 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11818 when calculating alignment_pad.
11820 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11822 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11823 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11824 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11825 and STACK_BOUNDARY define.
11827 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11829 PR preprocessor/35061
11830 * c-pragma.c (handle_pragma_pop_macro): Check that
11831 pushed_macro_table has been allocated.
11833 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11835 PR middle-end/35136
11836 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11837 (force_gimple_operand): Likewise.
11838 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11839 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11840 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11841 (find_interesting_uses_address): Check addressability and alignment
11842 of the base expression only after substituting bases of IVs into it.
11844 2008-02-14 Michael Matz <matz@suse.de>
11847 * function.c (instantiate_virtual_regs_in_insn): Reload address
11848 before falling back to reloading the whole operand.
11850 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11852 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11853 before the first section switch note.
11855 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11857 * doc/bugreport.texi: Update copyright years.
11858 * doc/c-tree.texi: Likewise.
11859 * doc/cfg.texi: Likewise.
11860 * doc/cpp.texi: Likewise.
11861 * doc/cppinternals.texi: Likewise.
11862 * doc/fragments.texi: Likewise.
11863 * doc/frontends.texi: Likewise.
11864 * doc/gcc.texi: Likewise.
11865 * doc/gty.texi: Likewise.
11866 * doc/hostconfig.texi: Likewise.
11867 * doc/implement-c.texi: Likewise.
11868 * doc/libgcc.texi: Likewise.
11869 * doc/loop.texi: Likewise.
11870 * doc/makefile.texi: Likewise.
11871 * doc/options.texi: Likewise.
11872 * doc/passes.texi: Likewise.
11873 * doc/rtl.texi: Likewise.
11874 * doc/sourcebuild.texi: Likewise.
11875 * doc/standards.texi: Likewise.
11876 * doc/tree-ssa.texi: Likewise.
11877 * doc/trouble.texi: Likewise.
11879 * doc/extend.texi: Use @: or add comma where appropriate.
11880 * doc/invoke.texi: Likewise.
11881 * doc/tm.texi: Likewise.
11883 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11886 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11889 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11891 * doc/md.texi (clz, ctz): Add reference.
11892 * doc/rtl.texi (clz, ctz): Likewise.
11894 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11897 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11900 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11902 * config/s390/s390.c (struct constant_pool): New field
11903 emit_pool_after added.
11904 (s390_mainpool_start): Set the emit_pool_after flag according
11905 to the section switch notes.
11906 (s390_mainpool_finish): Consider emit_pool_after when emitting
11907 the literal pool at the end of the function.
11908 (s390_chunkify_start): Force literal pool splits at section
11911 2008-02-13 Michael Matz <matz@suse.de>
11914 * var-tracking.c (clobber_variable_part): Correctly traverse the
11917 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11920 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11921 Add -fdump-ipa-inline.
11922 * tree-dump.c (dump_files): Remove tree-inlined dump.
11923 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11925 2008-02-12 Richard Guenther <rguenther@suse.de>
11927 PR tree-optimization/35171
11928 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11931 2008-02-12 Richard Guenther <rguenther@suse.de>
11933 PR middle-end/35163
11934 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11935 value-preserving mode. Disallow final truncation.
11937 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11939 PR middle-end/35136
11940 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11941 code from here to...
11942 (force_gimple_operand): ...here.
11944 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11947 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11948 non-compatible pointers.
11949 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11950 different FIELD_DECLs, try harder by comparing field offsets, sizes
11953 PR inline-asm/35160
11954 * function.c (match_asm_constraints_1): Don't replace the same input
11957 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11959 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11960 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11961 (expand_epilogue): Restore RAMPZ register.
11962 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11964 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11966 * config/i386/cygwin.asm: (__alloca): Correct calling
11967 convention and alignment.
11968 (__chkstk): Force 8 byte stack alignment.
11970 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11971 Richard Guenther <rguenther@suse.de>
11973 PR tree-optimization/33992
11974 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11975 the zero we compare against.
11977 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11979 PR libfortran/35063
11980 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11981 to CloseHandle after unlocking to prevent accumulation of handle
11984 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11986 PR middle_end/34150
11987 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11988 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11989 and update LABEL_NUSES during and after reload.
11991 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11993 PR middle-end/34627
11994 * combine.c (simplify_if_then_else): Make sure the comparison is
11995 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11997 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12000 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12001 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12002 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12003 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12004 * tree.h (get_type_static_bounds): Likewise.
12006 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12008 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12009 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12010 Make -Wfoo language annotations match what the compiler outputs.
12012 2008-02-08 Sa Liu <saliu@de.ibm.com>
12014 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12015 intrinsics spu_convts, spu_convtu, spu_convtf.
12017 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12019 * doc/extend.texi (Function Attributes) <noinline>: Mention
12020 asm ("") as method to keep calls.
12022 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12025 * doc/options.texi (Options): Replace references to opts.sh with
12027 * opts-common.c: Likewise.
12028 * optc-gen.awk: Likewise.
12030 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12032 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12034 2008-02-07 Richard Henderson <rth@redhat.com>
12037 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12038 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12041 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12043 PR tree-optimization/35085
12044 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12045 for operand entry oe2 in addition to operand entry oe3 in order to
12046 expose more opportunities for vectorizer sum reduction.
12048 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12051 * Makefile.in (LIBS): Remove $(GMPLIBS).
12052 (cc1-dummy, cc1): Add $(GMPLIBS).
12054 2008-02-06 Jan Hubicka <jh@suse.cz>
12057 * i386.md (moddf_integer): Do not produce partial memory stalls for
12058 targets where it hurts.
12060 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12063 * optabs.c (expand_float): Do not check for decimal modes when
12064 expanding unsigned integer through signed conversion.
12066 2008-02-06 Nick Clifton <nickc@redhat.com>
12068 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12069 inside the clobber with a match_operand and duplicated operand
12070 number in the constraint.
12071 (ineqbranchsi): Delete redundant comment.
12073 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12075 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12076 builtin_define ("__USE_INIT_FINI__").
12077 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12079 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12081 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12083 PR documentation/30330
12084 * doc/invoke.texi (C++ Dialect Options)
12085 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12086 For each warning option -Wfoo that allows -Wno-foo, ensure both
12087 -Wfoo and -Wno-foo are listed in the option index. Fix index
12088 entry of -Wswitch-default, index -Wnormalized= including the
12089 `=', and -Wlarger-than-@var{len} including @var{len}.
12091 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12093 * config/i386/i386.md (floatunssisf2): Use
12094 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12095 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12096 Macroize expander using MODEF mode iterator.
12098 2008-02-05 Diego Novillo <dnovillo@google.com>
12100 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12103 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12105 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12108 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12110 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12114 to indicate if a message should be generated.
12115 (init_cumulative_args): Updated.
12116 (function_value_32): Likewise.
12118 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12120 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12122 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12125 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12126 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12128 2008-02-04 Diego Novillo <dnovillo@google.com>
12130 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12133 * tree-vrp.c (vrp_evaluate_conditional): With
12134 -Wtype-limits, emit a warning when comparing against a
12135 constant outside the natural range of OP0's type.
12137 2008-02-04 Richard Guenther <rguenther@suse.de>
12139 PR middle-end/33631
12140 * expr.c (count_type_elements): Give for unions instead of
12143 2008-02-04 Richard Guenther <rguenther@suse.de>
12145 PR middle-end/35043
12146 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12147 to TYPE_DOMAINs base type instead of using bitsizetype here.
12149 2008-02-03 Jason Merrill <jason@redhat.com>
12151 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12153 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12156 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12157 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12158 (RS/6000 and PowerPC Options): Fix typos and markup.
12159 * doc/passes.texi (Tree-SSA passes): Likewise.
12161 2008-02-02 Michael Matz <matz@suse.de>
12164 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12165 from record_last_reg_set_info.
12166 (record_last_reg_set_info): Take an RTX argument, iterate over all
12167 constituent hardregs.
12168 (record_last_set_info, record_opr_changes): Change calls to
12169 new signature or to record_last_reg_set_info_regno.
12171 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12173 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12175 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12177 PR rtl-optimization/34773
12178 * reg-notes.def (EQUAL): Mention significance of combination of
12179 REG_EQUAL and REG_RETVAL.
12180 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12181 insn that has a REG_RETVAL.
12183 2008-02-01 Roger Sayle <roger@eyesopen.com>
12186 * configure.ac (--enable-fixed-point): Disable unless explicitly
12188 * configure: Regenerate.
12190 2008-02-01 Richard Guenther <rguenther@suse.de>
12193 * invoke.texi (-finline-limit): Remove no longer true parts
12194 of the documentation. Note that there is no default value.
12196 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12197 Mark Mitchell <mark@codesourcery.com>
12198 Ben Elliston <bje@au.ibm.com>
12201 * doc/extend.texi (Other Builtins): Document.
12203 2008-01-31 Tom Browder <tom.browder@gmail.com>
12205 * doc/c-tree.texi (Types): Fix grammar.
12206 (Expression trees): Ditto.
12207 * doc/passes.texi (Tree-SSA passes): Ditto.
12209 * doc/configterms.texi (Configure Terms): Fix typo.
12210 * doc/cpp.texi (Common Predefined Macros): Ditto.
12211 * doc/md.texi (Machine Constraints): Ditto.
12213 * doc/makefile.texi (Makefile): Add comma.
12215 2008-01-31 Tom Browder <tom.browder@gmail.com>
12216 Gerald Pfeifer <gerald@pfeifer.com>
12218 * doc/sourcebuild.texi (Front End): Remove references to CVS
12219 and CVSROOT/modules.
12220 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12221 (Back End): Remove reference to CVS.
12223 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12226 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12228 (mips16_gp_pseudo_reg): ...here.
12229 * config/mips/mips.md (load_const_gp): Replace with...
12230 (load_const_gp_<mode>): ...this :P-based insn.
12232 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12234 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12235 options. Minor fixes.
12236 (-std): Move reference to standards closer to where language
12237 standards are first mentioned.
12239 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12241 PR rtl-optimization/34995
12242 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12243 parameter and return a bool. If the rtx parameter is nonnull,
12244 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12245 (find_reloads): Update call accordingly. Pass the new operand
12246 if it needed no address reloads, otherwise pass null.
12248 2008-01-30 Richard Henderson <rth@redhat.com>
12251 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12252 for unbounded arrays.
12254 2008-01-30 Silvius Rus <rus@google.com>
12256 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12258 2008-01-30 Jan Hubicka <jh@suse.cz>
12261 * i386.c (init_cumulative_args): Use real function declaration when
12264 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12266 PR rtl-optimization/34998
12267 * global.c (build_insn_chain): Treat non-subreg_lowpart
12268 SUBREGs of pseudos as clobbering all the words covered by the
12269 SUBREG, not just all the bytes.
12270 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12271 original df_ref rather than an extract parameter.
12272 (global_conflicts): Update call accordingly.
12274 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12276 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12277 the overflow check to make it easier to read.
12278 (__fixtfdi): Change the type of the ll member in union
12279 long_double to UDItype_x.
12281 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12283 PR middle-end/34969
12284 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12285 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12286 * tree-inline.c (fold_marked_statements): Call
12287 cgraph_update_edges_for_call_stmt if folding a call statement.
12288 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12289 debug_generic_stmt calls, reset it back afterwards.
12292 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12294 * c-typeck.c (build_external_ref): Don't pedwarn about
12295 static vars in current function's scope.
12297 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12299 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12301 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12304 * ipa-struct-reorg.c: Fix spelling.
12305 * params.def: Ditto.
12307 2008-01-29 Richard Guenther <rguenther@suse.de>
12309 PR middle-end/35006
12310 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12312 * tree-inline.c (remap_type): Increment remapping_type_depth
12313 around remapping types.
12314 (copy_body_r): Only add referenced variables if they are referenced
12315 from code, not types.
12317 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12328 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12329 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12331 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12334 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12335 pointer for tiny stack.
12337 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12339 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12341 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12343 * config/vx-common.h: Fix typo in comment.
12345 2008-01-28 Ian Lance Taylor <iant@google.com>
12349 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12350 coalesce pointers if they have different DECL_NO_TBAA_P values.
12351 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12352 between variables with different DECL_NO_TBAA_P values.
12354 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12357 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12358 are not legitimate small data references on SPE targets.
12360 2008-01-28 David Daney <ddaney@avtrex.com>
12362 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12364 2008-01-28 David Daney <ddaney@avtrex.com>
12366 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12368 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12370 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12371 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12372 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12373 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12374 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12375 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12376 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12377 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12379 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12381 * basic-block.h (condjump_equiv_p): Fix comment.
12383 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12385 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12386 print_generic_stmt_indented): Fix comment.
12388 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12390 * configure.ac (__stack_chk_fail): Add detecion for availability
12391 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12392 * configure: Regenerate.
12394 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12396 PR middle-end/34688
12397 * final.c (output_addr_const): Handle TRUNCATE.
12399 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12402 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12403 (zero_cost, infinite_cost): New constants.
12404 (struct cost_pair): Change type of cost to comp_cost.
12405 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12406 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12408 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12409 split_address_cost, ptr_difference_cost, difference_cost,
12410 get_computation_cost_at, get_computation_cost,
12411 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12412 determine_use_iv_cost_condition, determine_use_iv_costs,
12413 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12414 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12415 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12416 Change type of cost to comp_cost.
12417 (determine_iv_cost): Increase cost of non-original ivs, instead
12418 of decreasing the cost of original ones.
12419 (get_address_cost): Indicate the complexity of the addressing mode
12421 (try_add_cand_for): Prefer using ivs not specific to some object.
12422 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12424 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12425 Janis Johnson <janis187@us.ibm.com>
12428 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12429 (TARGET_INSTANTIATE_DECLS): Likewise.
12430 * target.h (expand_to_rtl_hook): New target hook.
12431 (instantiate_decls): Likewise.
12432 * function.c (instantiate_decl): Make non-static. Rename to...
12433 (instantiate_decl_rtl): ... this.
12434 (instantiate_expr): Use instantiate_decl_rtl.
12435 (instantiate_decls_1): Likewise.
12436 (instantiate_decls): Likewise.
12437 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12438 * function.h (instantiate_decl_rtl): Add prototype.
12439 * cfgexpand.c (target.h): New include.
12440 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12441 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12442 (TARGET_INSTANTIATE_DECLS): Likewise.
12443 (TARGET_INITIALIZER): New target hooks added.
12444 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12446 * config/rs6000/rs6000.c (tree-flow.h): New include.
12447 (machine_function): Add sdmode_stack_slot field.
12448 (rs6000_alloc_sdmode_stack_slot): New function.
12449 (rs6000_instantiate_decls): Likewise.
12450 (rs6000_secondary_memory_needed_rtx): Likewise.
12451 (rs6000_check_sdmode): Likewise.
12452 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12453 (TARGET_INSTANTIATE_DECLS): Likewise.
12454 (rs6000_hard_regno_mode_ok): Allow SDmode.
12455 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12456 (rs6000_emit_move): Handle SDmode.
12457 (function_arg_advance): Likewise.
12458 (function_arg): Likewise.
12459 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12460 SDmode var args for 32-bit compiles.
12461 (rs6000_secondary_reload_class): Handle SDmode.
12462 (rs6000_output_function_epilogue): Likewise.
12463 (rs6000_function_value): Simplify if statement.
12464 (rs6000_libcall_value): Likewise.
12465 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12466 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12467 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12468 (movsd_hardfloat): New define_insn.
12469 (movsd_softfloat): Likewise.
12470 (movsd_store): Likewise.
12471 (movsd_load): Likewise.
12472 (extendsddd2): Likewise.
12473 (extendsdtd2): Likewise.
12474 (truncddsd2): Likewise.
12475 (movdd_hardfloat64): Fixup comment.
12476 (UNSPEC_MOVSD_LOAD): New constant.
12477 (UNSPEC_MOVSD_STORE): Likewise.
12479 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12482 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12484 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12485 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12486 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12487 and TRUTH_XOR_EXPR.
12489 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12492 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12493 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12494 __LONGDOUBLE128 too.
12495 * config/rs6000/aix61.h: New file.
12497 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12499 PR rtl-optimization/34959
12500 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12501 popcount and parity rtxes the same mode as their operand.
12502 Truncate or extend the result to the return value's mode
12505 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12508 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12509 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12510 to GOT_VERSION_REGNUM.
12511 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12512 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12513 * config/mips/mips.c (mips_emit_call_insn): New function.
12514 (mips_call_tls_get_addr): Call mips_expand_call directly.
12515 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12517 (mips16_build_call_stub): Likewise. Return the call insn or null.
12518 (mips_expand_call): Update the call to mips16_build_call_stub
12519 accordingly and a remove redundant condition. Assert that MIPS16
12520 stubs do not use lazy binding. Use mips_emit_call_insn and return
12522 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12524 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12525 (mips_avoid_hazard): Remove hazard_set handling.
12526 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12527 (UNSPEC_RESTORE_GP): ...this.
12528 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12529 (FAKE_CALL_REGNO): Rename to...
12530 (GOT_VERSION_REGNUM): ...this.
12531 (type): Add "ghost" value. Add an associated insn reservation.
12532 (hazard_set): Remove.
12533 (exception_receiver): Rename to...
12534 (restore_gp): ...this and update the unspec identifier accordingly.
12535 (exception_receiver, nonlocal_got_receiver): New expanders.
12536 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12537 FAKE_CALL_REGNO. Remove hazard_set attribute.
12538 (set_got_version, update_got_version): New patterns.
12540 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12543 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12545 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12548 * doc/install.texi2html: Generate gcc-vers.texi.
12550 2008-01-25 DJ Delorie <dj@redhat.com>
12552 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12554 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12556 * config/c4x: Remove directory.
12557 * config.gcc (crx-*, mt-*): Mark obsolete.
12558 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12559 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12560 sh-*-rtemscoff*): Remove cases.
12561 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12562 * real.c (encode_c4x_single, decode_c4x_single,
12563 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12564 c4x_extended_format): Remove.
12565 * real.h (c4x_single_format, c4x_extended_format): Remove.
12566 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12568 (Pragmas): Remove comment about c4x pragmas.
12569 * doc/install.texi (c4x): Remove target-specific instructions.
12570 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12571 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12572 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12573 refer to C4x source files as examples.
12574 (C4X_FLOAT_FORMAT): Remove documentation.
12576 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12578 * config/bfin/bfin.c (override_options): Reorder tests so that
12579 flag_pic gets enabled for -msep-data.
12581 2008-01-25 Richard Guenther <rguenther@suse.de>
12583 PR middle-end/32244
12584 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12585 to its bitfield precision if required.
12587 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12589 PR middle-end/33880
12590 * tree-nested.c (walk_omp_for): New function.
12591 (convert_nonlocal_reference, convert_local_reference): Call
12592 walk_omp_for on OMP_FOR.
12593 (convert_call_expr): Call walk_body on OMP_FOR's
12594 OMP_FOR_PRE_INIT_BODY.
12596 2008-01-25 Richard Guenther <rguenther@suse.de>
12598 PR tree-optimization/34966
12599 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12600 default defs and PHI_NODEs we have to insert after the
12601 defining statement.
12603 2008-01-24 Nick Clifton <nickc@redhat.com>
12605 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12606 Provide a default definition.
12607 (LIBGCC2_UNITS_PER_WORD): Likewise.
12609 * config/stormy16/stormy16.c: Include df.h for the prototype
12610 for df_regs_ever_live_p.
12611 (xstormy16_expand_builtin_va_start): Convert the stack offset
12612 into a component_ref and then use POINTER_PLUS_EXPR to add it
12613 to the incoming_virtual_args_rtx.
12614 (xstormy16_gimplify_va_arg_expr): Rename to
12615 xstormy16_gimplify_va_arg_expr.
12616 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12617 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12618 xstormy16_gimplify_va_arg_expr.
12619 Fix up some formatting issues.
12621 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12622 Move to predicates.md.
12623 (xs_hi_general_operand): Likewise.
12624 (xs_hi_nonmemory_operand): Likewise.
12625 * config/stormy16/predicates.md:
12626 (xstormy16_carry_plus_operand): New predicate.
12627 (xs_hi_general_operand): New predicate.
12628 (xs_hi_nonmemory_operand): New predicate.
12629 * config/stormy16/stormy16-protos.h:
12630 (xstormy16_carry_plus_operand): Delete prototype.
12631 (xs_hi_general_operand): Likewise.
12632 (xs_hi_nonmemory_operand): Likewise.
12634 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12635 modifiers as they are no longer needed and they can trigger
12636 reload spill failures.
12638 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12639 with a match_operand in order to help reload.
12641 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12642 constraint with 'e' for the 8th alternative as this version of
12643 the mov.w instruction only accepts the lower 8 registers.
12645 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12648 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12649 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12652 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12654 PR middle-end/33333
12655 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12657 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12659 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12661 (remove_structure): Update allocations list before removing structure.
12663 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12665 * ipa-struct-reorg.c (is_safe_cond_expr,
12666 create_new_stmts_for_cond_expr): Use integer_zerop function,
12667 that recognize not only zero-pointer, but zero-integer too.
12669 2008-01-25 Ben Elliston <bje@au.ibm.com>
12672 * fixproto: Escape "." in sed expression that strips leading "./".
12674 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12677 * gcc.c (SWITCH_OK): Removed.
12678 (SWITCH_LIVE): Changed to bit.
12679 (SWITCH_FALSE): Likewise.
12680 (SWITCH_IGNORE): Likewise.
12681 (switchstr): Change live_cond to unsigned int.
12682 (process_command): Replace SWITCH_OK with 0.
12683 (do_self_spec): Likewise.
12684 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12685 (give_switch): Likewise.
12686 (used_arg): Likewise.
12687 (do_spec_1): Set the SWITCH_IGNORE bit.
12688 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12689 bits. Set the SWITCH_LIVE bit.
12691 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12693 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12695 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12697 PR tree-optimization/34472
12698 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12699 parameter to a "bool *" and set *DATA to false if there is
12700 an unsafe access. Do not delete the structure here.
12701 (check_cond_exprs): Delete it here instead.
12702 (check_cond_exprs, exclude_cold_structs): Do not increase
12703 I when removing a structure.
12705 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12708 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12709 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12711 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12713 PR middle-end/34934
12714 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12715 a fixed vector for stack.
12717 2008-01-24 Ben Elliston <bje@au.ibm.com>
12720 * doc/gcc.texi (Software development): Add a direntry for g++.
12722 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12724 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12725 stale and straggling -fforce-addr comments above.
12727 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12729 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12730 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12732 2008-01-23 Michael Matz <matz@suse.de>
12735 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12738 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12740 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12741 malloc result type.
12743 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12745 * config/avr/avr.c (avr_current_arch): New variable.
12746 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12747 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12748 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12749 (avr_override_options): Init 'avr_current_arch'.
12750 (base_arch_s): Move from here...
12751 * config/avr/avr.h (base_arch_s): ... here. Add new members
12752 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12753 'mega' to 'have_jmp_call'.
12754 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12755 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12757 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12759 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12760 MULTILIB_MATCHES): (Ditto.).
12762 2008-01-23 Richard Guenther <rguenther@suse.de>
12764 PR middle-end/31529
12765 * cgraphunit.c (cgraph_reset_node): Always mark the node
12766 not reachable if it is not queued already.
12768 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12770 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12771 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12772 (cputype_selected): New static variable.
12773 (bfin_handle_option): Set it if -mcpu is used.
12774 (override_option): Select default set of workarounds if no cpu type
12775 selected on the command line.
12776 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12778 From Michael Frysinger <michael.frysinger@analog.com>
12779 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12780 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12782 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12783 for bf547, bf523, bf524, and bf526.
12784 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12786 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12787 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12788 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12789 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12790 * doc/invoke.texi (Blackfin Options): Document that
12791 -mcpu now accept bf547, bf523, bf524, and bf526.
12793 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12795 PR rtl-optimization/34628
12796 * combine.c (try_combine): Stop and undo after the first combination
12797 if an autoincrement side-effect on the first insn has effectively
12800 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12803 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12804 Offset addresses are not valid for Altivec or paired float modes.
12806 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12809 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12810 if DECL_INITIAL (decl) is error_mark_node.
12813 * c-common.c (handle_vector_size_attribute): Only allow
12814 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12815 the same way as pointer, array etc. types.
12816 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12819 * tree.c (build_type_attribute_qual_variant): Call
12820 build_qualified_type if attributes are equal, but quals are not.
12822 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12825 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12826 * flags.h (warn_strict_aliasing): Remove.
12827 (warn_strict_overflow): Remove.
12828 * opts.c (warn_strict_aliasing): Remove.
12829 (warn_strict_overflow): Remove.
12830 * c-opts.c (c_common_handle_option): -Wall only sets
12831 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12832 (c_common_post_options): Give default values to -Wstrict-aliasing
12833 and -Wstrict-overflow if they are uninitialized.
12834 * common.opt (Wstrict-aliasing): Specify Var and Init.
12835 (Wstrict-overflow): Likewise.
12837 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12839 PR rtl-optimization/26854
12840 PR rtl-optimization/34400
12841 PR rtl-optimization/34884
12842 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12844 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12845 (df_rd_bb_info.expanded_lr_out): Deleted
12846 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12847 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12848 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12849 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12850 Removed code to allocate, initialize or free expanded_lr_out.
12851 (df_rd_bb_local_compute_process_def): Restructured to make more
12853 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12854 sets if the sets are being trimmed.
12856 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12859 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12860 (as_vers): Likewise.
12861 * configure: Regenerated.
12863 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12865 PR middle-end/33092
12866 * tree-pass.h (pass_build_alias): New pass.
12867 * tree-ssa-alias.c (gate_build_alias): New.
12868 (pass_build_alias): New.
12869 * passes.c (init_optimization_passes): Add pass_build_alias after
12870 pass_create_structure_vars.
12872 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12874 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12875 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12876 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12877 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12878 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12879 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12880 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12881 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12882 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12883 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12884 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12885 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12886 * config/s390/s390.md (FP_ALL): New mode iterator.
12887 (_d): New mode attribute.
12888 ("*signbit<mode>2>"): Changed mode of first operand.
12889 ("isinf<mode>2"): Changed mode of first operand.
12890 ("*TDC_insn"): Adaptation for DFP modes.
12892 2008-01-22 Ben Elliston <bje@au.ibm.com>
12894 * tree.c (check_qualified_type): Improve function description.
12896 2008-01-21 Jason Merrill <jason@redhat.com>
12899 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12900 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12903 2008-01-21 DJ Delorie <dj@redhat.com>
12905 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12908 2008-01-21 Richard Guenther <rguenther@suse.de>
12910 PR middle-end/34856
12911 * tree-cfg.c (verify_expr): Allow all invariant expressions
12912 instead of just constant class ones as reference argument.
12913 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12914 like any other constant.
12915 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12917 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12919 * regmove.c (fixup_match_1): Update call crossed frequencies.
12921 2008-01-21 Richard Guenther <rguenther@suse.de>
12924 * tree-inline.c (setup_one_parameter): Deal with mismatched
12925 types using a VIEW_CONVERT_EXPR.
12927 2008-01-21 Alon Dayan <alond@il.ibm.com>
12928 Olga Golovanevsky <olga@il.ibm.com>
12930 PR tree-optimization/34701
12931 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12932 when the structure size is not a power of 2.
12934 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12936 * doc/install.texi: Add doc for --enable-checking=df.
12938 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12940 PR rtl-optimization/34808
12941 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12943 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12945 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12948 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12950 PR rtl-optimization/26854
12951 PR rtl-optimization/34400
12952 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12954 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12955 (df_rd_bb_info.expanded_lr_out): New.
12956 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12957 * loop_iv.c (iv_analysis_loop_init): Ditto.
12958 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12959 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12960 Added code to allocate, initialize or free expanded_lr_out.
12961 (df_rd_bb_local_compute_process_def): Restructured to make
12962 more understandable.
12963 (df_rd_confluence_n): Add code to do nothing with fake edges and
12964 code to no apply invalidate_by_call sets if the sets are being trimmed.
12965 (df_lr_local_finalize): Renamed to df_lr_finalize.
12966 (df_live_local_finalize): Renamed to df_live_finalize.
12968 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12971 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12972 deciding whether to use reciprocal instructions.
12974 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12976 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12977 dwarf2out_note_section_used if cold_text_section is NULL.
12979 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12981 PR gcov-profile/34610
12982 * tree-cfg.c (make_edges): Mark both outgoing edges from
12983 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12984 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12985 from OMP_FOR and OMP_CONTINUE outgoing edges.
12987 * tree-profile.c (tree_profiling): Return early if
12988 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12990 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12991 from cfun to child_cfun.
12992 * function.h (struct function): Add after_tree_profile bit.
12994 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12996 * config/avr/avr.S (_exit): Disable interrupt.
12998 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12999 Steven Bosscher <stevenb.gcc@gmail.com>
13001 PR rtl-optimization/26854
13002 PR rtl-optimization/34400
13003 * df-problems.c (df_live_scratch): New scratch bitmap.
13004 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13005 (df_live_reset): Clear the proper bitmaps.
13006 (df_live_bb_local_compute): Only process the artificial defs once
13007 since the order is not important.
13008 (df_live_init): Init the df_live sets only with the variables
13009 found live by df_lr.
13010 (df_live_transfer_function): Use the df_lr sets to prune the
13011 df_live sets as they are being computed.
13012 (df_live_free): Free df_live_scratch.
13014 2008-01-18 Ian Lance Taylor <iant@google.com>
13016 * common.opt: Add fmerge-debug-strings.
13017 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13018 flag_merge_debug_strings rather than flag_merge_constants.
13019 * doc/invoke.texi (Option Summary): Mention
13020 -fmerge-debug-strings.
13021 (Debugging Options): Document -fmerge-debug-strings.
13023 2008-01-18 Ian Lance Taylor <iant@google.com>
13026 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13027 (struct tree_function_decl): Add new field operator_new_flag.
13028 * tree-inline.c (expand_call_inline): When inlining a call to
13029 operator new, force the return value to go into a variable, and
13030 set DECL_NO_TBAA_P on that variable.
13031 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13033 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13036 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13037 DWARF2_DEBUGGING_INFO.
13038 (dwarf2out_note_section_used): Ditto. Add prototype.
13039 (have_multiple_function_sections, text_section_used,
13040 cold_text_section_used, *cold_text_sections): Move declarations
13043 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13045 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13046 field and add signal_ra.
13047 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13048 assignments to frame state pc. Move end of stack check after
13049 MD_FALLBACK_FRAME_STATE_FOR.
13050 (uw_update_context_1): Use frame state signal_regs if set, instead
13051 of checking signal_frame flag.
13052 (uw_update_context): Use frame state signal_ra if set.
13053 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13054 * config/xtensa/linux-unwind.h: New file.
13056 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13058 * modulo-sched.c (get_sched_window): Fix comment typo.
13060 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13062 PR tree-optimization/34648
13063 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13065 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13067 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13068 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13070 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13072 PR rtl-optimization/34400
13073 * df-core.c (df_worklist_dataflow_overeager,
13074 df_worklist_dataflow_doublequeue): New functions.
13075 (df_worklist_dataflow): Two different worklist solvers.
13076 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13079 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13082 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13083 and ftree-parallelize-loops.
13085 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13087 PR rtl-optimization/34826
13088 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13090 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13092 * global.c (find_reg): Mark the eh regs as used if necessary.
13093 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13094 * ra.h (struct allocno): no_eh_reg field added. Changed
13095 no_stack_reg type to bitfield.
13097 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13099 * tree.c (substitute_in_expr): Add missing 'break'.
13101 2008-01-17 Richard Guenther <rguenther@suse.de>
13103 PR tree-optimization/34825
13104 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13105 x / x as division to handle.
13107 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13109 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13110 "-pthread" is specified.
13111 * pa-hpux11.h (LIB_SPEC): Likewise.
13113 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13114 Peter Bergner <bergner@vnet.ibm.com>
13116 PR rtl-optimization/33796
13117 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13119 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13121 PR libgfortran/34699
13122 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13124 * pa-hpux10.h (LINK_SPEC): Likewise.
13125 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13127 2008-01-16 Richard Guenther <rguenther@suse.de>
13129 PR middle-end/32628
13130 * fold-const.c (fold_convert_const_int_from_int): Do not
13131 set overflow if that occured only because of a sign extension
13132 change when converting from/to a sizetype with the same
13133 precision and signedness.
13135 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13138 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13139 location address to the correct place. Update copyright year.
13141 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13143 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13144 no dependences in the dependence_relations vector.
13146 2008-01-16 Jan Hubicka <jh@suse.cz>
13148 PR rtl-optimization/31396
13149 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13150 * cfg.c (dump_reg_info): Print it.
13151 * regs.h (struct reg_info_t): add freq_calls_crossed.
13152 (REG_FREQ_CALLS_CROSSED): New macro.
13153 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13154 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13155 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13156 regmove_optimize): Update call crossed frequencies.
13157 * local-alloc.c (struct qty): Add freq_calls_crossed.
13158 (alloc_qty): Copute freq_calls_crossed.
13159 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13160 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13161 * ra.h (struct allocno): Add freq_calls_crossed.
13163 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13165 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13166 libgomp when compiling with ftree-parallelize-loops.
13167 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13169 2008-01-16 Richard Guenther <rguenther@suse.de>
13171 PR tree-optimization/34769
13172 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13173 * tree.c (int_cst_value): Instead make this function more
13174 permissive in what it accepts as valid input. Document this
13175 function always sign-extends the value.
13177 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13178 Richard Guenther <rguenther@suse.de>
13181 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13182 (gimple_fold_indirect_ref_rhs): ... this.
13183 (gimple_fold_indirect_ref): New function with foldings
13184 that preserve lvalueness.
13185 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13186 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13187 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13188 to fold an INDIRECT_REF, fall back to the old use of
13189 fold_indirect_ref_1.
13191 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13193 * tree-data-ref.c (subscript_dependence_tester_1): Call
13194 free_conflict_function.
13195 (compute_self_dependence): Same.
13197 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13200 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13201 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13203 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13204 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13205 for DWARF2_UNWIND_INFO targets.
13207 2008-01-16 Richard Guenther <rguenther@suse.de>
13210 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13211 type qualifiers for function types.
13213 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13215 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13216 loop_iterator li from previous commit.
13218 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13220 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13222 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13224 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13225 (parallelize_loops): Don't parallelize irreducible components.
13227 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13230 * c-opts (c_common_post_options): Do not enable CPP
13231 flag_pedantic_errors by default.
13233 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13235 PR rtl-optimization/31944
13236 * cse.c (remove_pseudo_from_table): New function.
13237 (merge_equiv_classes): Use above function to remove pseudo-registers.
13238 (invalidate): Likewise.
13240 2008-01-13 Richard Guenther <rguenther@suse.de>
13242 PR middle-end/34601
13243 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13244 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13246 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13248 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13249 validate_change to unshare the source of the PC set.
13251 2008-01-12 Jan Hubicka <jh@suse.cz>
13253 PR middle-end/32135
13254 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13255 references above array bounds. This might trigger bounds checks for
13256 pointers to arrays.
13258 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13260 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13261 new_replaceable_dependencies.
13263 2008-01-12 Doug Kwan <dougkwan@google.com>
13265 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13266 instead of OPT_Wreturn_type in warning due to ignored return type
13268 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13269 options included in -Wextra.
13270 * c.opt: New option -Wignored_qualifiers.
13271 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13272 -Wignore_qualifiers.
13273 (-Wignored-qualifiers): Document.
13274 (-Wreturn-type): Remove description of functionality now handled
13275 by -Wignored-qualifiers.
13277 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13280 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13281 NOP_EXPR if it is between integral types with the same precision.
13283 2008-01-12 Jan Hubicka <jh@suse.cz>
13286 * invoke.texi (max-inline-recursive-depth): Fix default value.
13288 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13290 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13293 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13295 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13297 2008-01-11 James E. Wilson <wilson@specifix.com>
13300 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13302 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13304 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13305 save/restore frame pointer register and don't use 'call-prologues'
13306 optimization in function with "OS_task" attribute.
13308 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13310 PR middle-end/31309
13311 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13312 when copying to memory.
13314 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13316 PR rtl-optimization/30905
13317 * cfgcleanup.c: Include dce.h
13318 (crossjumps_occured): New global variable.
13319 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13320 If something changed, set crossjumps_occured to true.
13321 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13322 Don't add/remove fake edges to exit here...
13323 (cleanup_cfg): ...but do it here, when crossjumping.
13324 Run a fast DCE when successful crossjumps occured in the latest
13325 iteration of try_optimize_cfg.
13327 2008-01-11 Richard Guenther <rguenther@suse.de>
13329 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13330 (struct vn_unary_op_s): Likewise.
13331 (vn_reference_insert): Free old reference on hash collision.
13333 2008-01-10 Raksit Ashok <raksit@google.com>
13335 PR rtl-optimization/27971
13336 * combine.c (find_split_point): Split PLUS expressions which are
13337 inside a MEM rtx, and whose first operand is complex.
13339 2008-01-10 DJ Delorie <dj@redhat.com>
13341 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13342 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13343 (m32c_hard_regno_ok): Call the underlying function.
13345 2008-01-10 Richard Guenther <rguenther@suse.de>
13347 PR middle-end/34683
13348 * tree-cfg.c (tree_merge_blocks): Do not go through the
13349 full-blown folding and stmt updating path if we just deal
13350 with virtual operands.
13351 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13352 test for abnormal SSA_NAMEs.
13354 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13356 PR middle-end/34641
13357 * reload.c (push_reload): Add assertions. All constants from
13358 reg_equiv_constant should have been used for replacing the respective
13360 (find_reloads_address): Invoke find_reloads_address_part for
13361 constant taken from the reg_equiv_constant array.
13363 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13365 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13366 field (valnum) the first in the struct. Replace bools with
13369 2008-01-10 Richard Guenther <rguenther@suse.de>
13371 PR tree-optimization/34651
13372 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13373 types and ordering for masking and converting.
13375 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13377 PR tree-optimization/34017
13378 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13379 also for PHI_NODE expressions.
13381 2008-01-09 Jan Hubicka <jh@suse.cz>
13383 PR tree-optimization/34708
13384 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13385 based on number of case labels.
13386 (init_inline_once): Remove switch_cost.
13387 * tree-inline.h (eni_weights_d): Remove switch_cost.
13389 2008-01-09 Richard Guenther <rguenther@suse.de>
13390 Andrew Pinski <andrew_pinski@playstation.sony.com>
13392 PR middle-end/30132
13393 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13394 temporary if an rvalue is ok or an lvalue is not required.
13396 2008-01-09 Richard Guenther <rguenther@suse.de>
13398 PR middle-end/34458
13399 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13400 adjust return type.
13402 2008-01-09 Richard Guenther <rguenther@suse.de>
13404 PR middle-end/34679
13405 * tree.c (host_integerp): Check for sizetype only if the
13406 type is an integer type.
13408 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13411 * opts.c (decode_options): Disable inlining of functions called
13412 once if not in unit-at-a-time mode.
13414 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13416 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13418 2008-01-08 Richard Guenther <rguenther@suse.de>
13420 PR middle-end/31863
13421 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13422 out early if the result will be unused.
13424 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13429 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13430 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13433 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13435 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13436 for vectorization tuned.
13438 2008-01-08 Richard Guenther <rguenther@suse.de>
13440 PR tree-optimization/34683
13441 * tree-ssa-operands.c (operand_build_cmp): Export.
13442 * tree-ssa-operands.h (operand_build_cmp): Declare.
13443 * tree-vn.c (vuses_compare): Remove.
13444 (sort_vuses): Use operand_build_cmp.
13445 (sort_vuses_heap): Likewise.
13446 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13447 to re-use old VEC if available. Do not sort already sorted VUSEs.
13448 (vdefs_to_vec): Do not sort already sorted VDEFs.
13450 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13452 PR middle-end/34694
13453 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13455 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13458 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13459 limitations of reciprocal sequences on x86 targets.
13461 2008-01-08 Richard Guenther <rguenther@suse.de>
13463 PR tree-optimization/34683
13464 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13466 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13469 * config/darwin.c (darwin_mergeable_string_section): Don't use
13470 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13472 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13475 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13476 negxf2. Macroize expander using X87MODEF mode iterator. Change
13477 predicates of op0 and op1 to register_operand.
13478 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13479 expander using X87MODEF mode iterator. Change predicates of
13480 op0 and op1 to register_operand.
13481 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13482 corresponding patterns and macroize using MODEF macro. Change
13483 predicates of op0 and op1 to register_operand and remove
13484 "m" constraint. Disparage "r" alternative with "!".
13485 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13486 macroize using X87MODEF macro. Change predicates of op0 and op1
13487 to register_operand and remove "m" constraint. Disparage "r"
13488 alternative with "!".
13489 (absneg splitter with memory operands): Remove.
13490 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13491 patterns and macroize using X87MODEF mode iterator.
13492 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13493 Change predicate of op1 to register_operand.
13494 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13495 for memory operands.
13497 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13499 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13501 2008-01-07 Richard Guenther <rguenther@suse.de>
13503 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13506 2008-01-07 Richard Guenther <rguenther@suse.de>
13508 PR tree-optimization/34683
13509 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13510 VOPs of the needed size to save memory. Use VEC_quick_push
13511 to save compile-time.
13512 (vdefs_to_vec): Likewise.
13514 2008-01-07 Sa Liu <saliu@de.ibm.com>
13516 * config/spu/spu.md (divdf3): Genetate inline code for double
13517 division. The implementation doesn't handle INF or NAN, therefore it
13518 only applies when -ffinite-math-only is given.
13520 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13523 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13524 * doc/cpp.texi ([Common Predefined Macros]): Document.
13526 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13528 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13529 order to use commutative addition instead of subtraction.
13531 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13532 Mircea Namolaru <namolaru@il.ibm.com>
13533 Vladimir Yanovsky <yanov@il.ibm.com>
13534 Revital Eres <eres@il.ibm.com>
13536 PR tree-optimization/34263
13537 * tree-outof-ssa.c (process_single_block_loop_latch,
13538 contains_tree_r): New functions.
13539 (analyze_edges_for_bb): Call process_single_block_loop_latch
13540 function to empty single-basic-block latch block if possible.
13542 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13544 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13546 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13548 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13550 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13552 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13554 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13556 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13558 PR tree-optimization/34618
13559 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13562 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13565 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13566 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13567 Update copyright year.
13569 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13570 Update copyright year.
13571 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13574 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13576 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13577 edge does not point to current bb before changing need_assert.
13579 2008-01-04 Richard Guenther <rguenther@suse.de>
13581 PR middle-end/34029
13582 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13583 for verifying purposes if they are is_gimple_min_invariant.
13585 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13587 PR tree-optimization/34448
13588 PR tree-optimization/34465
13589 * gimplify.c (gimplify_init_constructor): Add new parameter
13590 notify_temp_creation. Use it.
13591 (gimplify_modify_expr_rhs): Take volatiles into account when
13592 optimizing constructors.
13593 Do not optimize constructors if gimplify_init_constructor will dump to
13595 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13596 * gcc.c-torture/compile/pr34448.c: New.
13598 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13600 PR gcov-profile/34609
13601 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13602 return_slot if result is TREE_ADDRESSABLE.
13604 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13606 * config/mips/mips.md (sqrt_condition): Tweak comment.
13607 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13609 2008-01-03 Tom Tromey <tromey@redhat.com>
13612 * c-common.c (c_type_hash): Handle VLAs.
13614 2008-01-03 Jan Hubicka <jh@suse.cz>
13616 PR tree-optimization/31081
13617 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13618 0 when inlining and not inlining to first basic block.
13619 (remap_decl): When var is initialized to 0, don't set default_def.
13620 (expand_call_inline): Set entry_bb.
13621 * tree-inline.h (copy_body_data): Add entry_bb.
13623 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13626 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13629 PR tree-optimization/29484
13630 * tree-inline.c (inline_forbidden_p_2): New function.
13631 (inline_forbidden_p): Disallow inlining if some static var
13632 has an address of a local LABEL_DECL in its initializer.
13633 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13636 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13638 PR tree-optimization/34635
13639 * tree-data-ref.c (add_other_self_distances): Make sure that the
13640 evolution step is constant.
13642 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13644 PR middle-end/34608
13645 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13647 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13649 * tree-sra.c (scalarize_init): Insert the generate_element_init
13650 statements after the generate_element_zero statements.
13652 2008-01-02 Richard Guenther <rguenther@suse.de>
13654 PR middle-end/34093
13655 PR middle-end/31976
13656 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13657 for very large number of operands instead of ICEing.
13659 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13662 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13663 while stack probing.
13665 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13667 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13670 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13672 PR libmudflap/26442
13673 * tree-mudflap.c (mx_register_decls): Guard warning by
13674 !DECL_ARTIFICIAL check.
13676 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13678 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13679 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13680 sse5_perm<mode>): Fix constraints.