1 2009-05-10 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/40081
5 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6 using the main variant of the element type. Do not fiddle with
7 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10 structs with volatile fields.
12 2009-05-10 Jan Hubicka <jh@suse.cz>
14 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15 (estimate_move_cost): Assert that it does not get called for VOID_TYPE_P.
16 (estimate_num_insns): Skip VOID types in argument handling.
17 (optimize_inline_calls): Delete unreachable blocks and verify that
20 2009-05-10 Jan Hubicka <jh@suse.cz>
22 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23 * cgraph.c (cgraph_mark_address_taken_node): New function.
24 (dump_cgraph_node): Dump new flag.
25 * cgraph.h (struct cgraph_node): Add address_taken.
26 (cgraph_mark_address_taken_node): New function.
27 * ipa.c (cgraph_postorder): Prioritize functions with address taken
28 since new direct calls can be born.
30 2009-05-10 Joseph Myers <joseph@codesourcery.com>
32 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
35 2009-05-10 Jan Hubicka <jh@suse.cz>
38 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
40 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
41 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
42 * tree-inline.c (copy_bb): Set frequency correctly.
43 (fold_marked_statements): Update call to
44 cgraph_update_edges_for_call_stmt.
46 2009-05-10 Joseph Myers <joseph@codesourcery.com>
48 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
49 identifiers in diagnostics.
50 * config/arm/arm.c (arm_handle_fndecl_attribute,
51 arm_handle_isr_attribute): Likewise.
52 * config/avr/avr.c (avr_handle_progmem_attribute,
53 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
55 * config/bfin/bfin.c (handle_int_attribute,
56 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
57 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
58 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
60 * config/darwin.c (darwin_handle_kext_attribute,
61 darwin_handle_weak_import_attribute): Likewise.
62 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
63 h8300_handle_eightbit_data_attribute,
64 h8300_handle_tiny_data_attribute): Likewise.
65 * config/i386/i386.c (ix86_handle_cconv_attribute,
66 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
68 * config/i386/winnt.c (ix86_handle_shared_attribute,
69 ix86_handle_selectany_attribute): Likewise.
70 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
71 * config/m32c/m32c.c (function_vector_handler): Likewise.
72 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
73 m68hc11_handle_fntype_attribute): Likewise.
74 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
75 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
76 * config/mips/mips.c (mips_insert_attributes,
77 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
78 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
79 rs6000_handle_struct_attribute): Likewise.
80 * config/sh/sh.c (sh_insert_attributes,
81 sh_handle_resbank_handler_attribute,
82 sh_handle_interrupt_handler_attribute,
83 sh2a_handle_function_vector_handler_attribute,
84 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
86 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
87 * config/spu/spu.c (spu_handle_fndecl_attribute,
88 spu_handle_vector_attribute): Likewise.
89 * config/stormy16/stormy16.c
90 (xstormy16_handle_interrupt_attribute): Likewise.
91 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
92 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
94 2009-05-10 Joseph Myers <joseph@codesourcery.com>
96 * pretty-print.h (struct pretty_print_info): Add
97 translate_identifiers.
98 (pp_translate_identifiers): New.
99 (pp_identifier): Only conditionally translate identifier to locale
101 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
102 (pp_base_tree_identifier): Only conditionally translate identifier
103 to locale character set.
104 * c-pretty-print.c (M_): Define.
105 (pp_c_type_specifier, pp_c_primary_expression): Mark English
106 fragments for conditional translation with M_.
107 * tree-pretty-print.c (maybe_init_pretty_print): Disable
108 identifier translation.
110 2009-05-10 Richard Guenther <rguenther@suse.de>
112 PR tree-optimization/40081
113 * tree-sra.c (instantiate_element): Instantiate scalar replacements
114 using the main variant of the element type. Do not fiddle with
115 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
117 2009-05-09 Jan Hubicka <jh@suse.cz>
120 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
121 indirect calls; verify cgraph afterwards.
123 2009-05-09 Jan Hubicka <jh@suse.cz>
126 * ipa.c (update_inlined_to_pointer): New function.
127 (cgraph_remove_unreachable_nodes): Use it.
129 2009-05-09 Jan Hubicka <jh@suse.cz>
131 * tree-eh.c (struct leh_state): Remove prev_try.
132 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
134 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
135 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
136 remove_eh_handler_and_replace, foreach_reachable_handler,
137 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
138 * except.h (struct eh_region): Remove eh_region_u_cleanup.
139 (gen_eh_region_cleanup): Update prototype.
141 2009-05-09 Jan Hubicka <jh@suse.cz>
144 * except.c (copy_eh_region): Always set prev_try.
145 (redirect_eh_edge_to_label): Find outer try.
146 (foreach_reachable_handler): When looking for prev try
147 handle case where previous try is not going to be taken.
149 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
151 PR tree-optimization/40049
152 * tree-vect-stmts.c (vectorizable_operation): If the machine has
153 only vector/vector shifts, convert the type of the constant to the
154 appropriate type to avoid building incorrect trees, which
155 eventually have problems with garbage collection.
157 2009-05-08 Joseph Myers <joseph@codesourcery.com>
159 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
160 -1 for complex floating-point types if honoring signed zeros.
162 2009-05-08 Jan Hubicka <jh@suse.cz>
164 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
165 argument; handle correctly when profile is absent.
166 (build_cgraph_edges): Update.
167 (rebuild_cgraph_edges): Update.
168 * cgraph.c: Do not include varray.h.
169 (cgraph_set_call_stmt_including_clones): New function.
170 (cgraph_create_edge_including_clones): Likewise
171 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
172 (cgraph_update_edges_for_call_stmt): Handle clones.
173 (cgraph_remove_node): Handle clone tree.
174 (cgraph_remove_node_and_inline_clones): New function.
175 (dump_cgraph_node): Dump clone tree.
176 (cgraph_clone_node): Handle clone tree.
177 (clone_function_name): Bring here from tree-inline.c.
178 (cgraph_create_virtual_clone): New function.
179 * cgraph.h (ipa_replace_map): Move here from ipa.h.
180 (cgraph_clone_info): New function.
181 (strut cgraph_node): Add clone_info and new clone tree pointers.
182 (cgraph_remove_node_and_inline_clones,
183 cgraph_set_call_stmt_including_clones,
184 cgraph_create_edge_including_clones,
185 cgraph_create_virtual_clone): Declare.
186 (cgraph_function_versioning): Use VEC argument.
187 (compute_call_stmt_bb_frequency): Update prototype.
188 (cgraph_materialize_all_clones): New function.
189 * ipa-cp.c (ipcp_update_cloned_node): Remove.
190 (ipcp_create_replace_map): Update to VECtors.
191 (ipcp_update_callgraph): Use virtual clones.
192 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
193 (ipcp_update_profiling): Do not update local profiling.
194 (ipcp_insert_stage): Use VECtors and virtual clones.
195 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
196 (clone_of_p): New function.
197 (cgraph_preserve_function_body_p): Use clone tree.
198 (cgraph_optimize): Materialize clones.
199 (cgraph_function_versioning): Update for VECtors.
200 (save_inline_function_body): Use clone tree.
201 (cgraph_materialize_clone): New function.
202 (cgraph_materialize_all_clones): Likewise.
203 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
204 * ipa.c: Include gimple.h.
205 (cgraph_remove_unreachable_nodes): Use clone tree.
206 * ipa-prop.c (ipa_note_param_call): Update call to
207 compute_call_stmt_bb_frequencycall.
208 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
209 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
210 (copy_bb): Handle updating of clone tree; add new edge when new call
212 (expand_call_inline): Be strict about every call having edge.
213 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
214 (delete_unreachable_blocks_update_callgraph): New function.
215 (tree_function_versioning): Use VECtors; always remove unreachable
216 blocks and fold conditionals.
217 * tree-inline.h: Do not include varray.h.
218 (tree_function_versioning): Remove.
219 * Makefile.in (GTFILES): Remove tree-inline.c
220 * passes.c (do_per_function): Do only functions having body.
221 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
224 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
225 Andrew Morrow <acm@google.com>
228 * c-common.c (c_common_attribute_table): Permit deprecated
229 attribute to take an optional argument.
230 (handle_deprecated_attribute): If the optional argument to
231 __attribute__((deprecated)) is not a string ignore the attribute
234 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
235 * c-typeck.c (build_component_ref): Likewise.
236 (build_external_ref): Likewise.
238 * toplev.c (warn_deprecated_use): Add an attribute argument.
239 Emit the message associated with __attribute__((deprecated)).
241 * toplev.h (warn_deprecated_use): Updated.
243 * doc/extend.texi: Document new optional parameter to
244 __attribute__((deprecated))
246 2009-05-08 Michael Eager <eager@eagercon.com>
248 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
249 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
251 2009-05-08 Richard Guenther <rguenther@suse.de>
253 PR tree-optimization/40062
254 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
255 Avoid exponential behavior.
257 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
259 PR rtl-optimization/33928
261 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
262 process_uses, build_single_def_use_links): New.
263 (update_df): Update use_def_ref.
264 (forward_propagate_into): Use get_def_for_use instead of use-def
266 (fwprop_init): Call build_single_def_use_links and let it initialize
268 (fwprop_done): Free use_def_ref.
269 (fwprop_addr): Eliminate duplicate call to df_set_flags.
270 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
271 df_rd_simulate_one_insn): New.
272 (df_rd_bb_local_compute_process_def): Update head comment.
273 (df_chain_create_bb): Use the new RD simulation functions.
274 * df.h (df_rd_simulate_artificial_defs_at_top,
275 df_rd_simulate_one_insn): New.
276 * opts.c (decode_options): Enable fwprop at -O1.
277 * doc/invoke.texi (-fforward-propagate): Document this.
279 2009-05-08 Joseph Myers <joseph@codesourcery.com>
282 * c-typeck.c (build_binary_op): Handle arithmetic between one real
283 and one complex operand specially.
284 * tree-complex.c (some_nonzerop): Do not identify a real value as
285 zero if flag_signed_zeros.
287 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
289 PR rtl-optimization/33928
290 * loop-invariant.c (record_use): Fix && vs. || mishap.
292 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
294 PR rtl-optimization/33928
295 * loop-invariant.c (struct use): Add addr_use_p.
296 (struct def): Add n_addr_uses.
297 (struct invariant): Add cheap_address.
298 (create_new_invariant): Set cheap_address.
299 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
300 (record_uses): Pass df_ref to record_use.
301 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
304 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
306 * config/sh/sh.c: Do not include c-pragma.h.
308 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
310 * config/spu/spu.c: Remove include of c-common.h.
312 2009-05-07 Janis Johnson <janis187@us.ibm.com>
315 * c-common.h (mark_valid_location_for_stdc_pragma,
316 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
317 clear_float_const_decimal64, float_const_decimal64_p): New.
318 * c.opt (Wunsuffixed-float-constants): New.
319 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
320 unsuffixed float constant, handle new warning.
321 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
322 * c-decl.c (c_scope): New flag float_const_decimal64.
323 (set_float_const_decimal64, clear_float_const_decimal64,
324 float_const_decimal64_p): New.
325 (push_scope): Set new flag.
326 * c-parser.c (c_parser_translation_unit): Mark when it's valid
328 (c_parser_external_declaration): Ditto.
329 (c_parser_compound_statement_nostart): Ditto.
330 * c-pragma.c (valid_location_for_stdc_pragma,
331 mark_valid_location_for_stdc_pragma,
332 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
333 handle_pragma_float_const_decimal64): New.
334 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
335 * cp/semantics.c (valid_location_for_stdc_pragma_p,
336 set_float_const_decimal64, clear_float_const_decimal64,
337 float_const_decimal64_p): New dummy functions.
338 * doc/extend.texi (Decimal Float): Remove statement that the
339 pragma, and suffix for double constants, are not supported.
340 * doc/invoke.texi (Warning Options): List new option.
341 (-Wunsuffixed-float-constants): New.
343 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
345 * config/i386/i386.c: Do not include c-common.h.
347 2009-05-07 Mark Heffernan <meheff@google.com>
349 * doc/invoke.texi (Debugging Options): Document change of debugging
351 * opts.c (decode_options): Make dump_base_name relative to
352 aux_base_name directory.
354 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
356 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
357 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
359 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
361 * Makefile.in (install-plugin): Simplify a bit.
363 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
365 * Makefile.in (OBJS-common): Add regcprop.o.
367 * timevar.def (TV_CPROP_REGISTERS): New.
368 * regrename.c (regrename_optimize): Return 0.
369 (rest_of_handle_regrename): Delete.
370 (pass_rename_registers): Point to regrename_optimize.
371 (struct value_data_entry, struct value_data,
372 kill_value_one_regno, kill_value_regno, kill_value,
373 set_value_regno, init_value_data, kill_clobbered_value,
374 kill_set_value, kill_autoinc_value, copy_value,
375 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
376 replace_oldest_value_reg, replace_oldest_value_addr,
377 replace_oldest_value_mem, copyprop_hardreg_forward_1,
378 debug_value_data, validate_value_data): Move...
379 * regcprop.c: ... here.
380 (rest_of_handle_cprop): Delete.
381 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
383 2009-05-07 Jakub Jelinek <jakub@redhat.com>
386 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
387 GEN_INT for 1 << bitnum.
388 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
391 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
393 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
394 Remove wrong description of "nand" operation.
396 2009-05-06 Richard Guenther <rguenther@suse.de>
397 Adam Nemet <anemet@caviumnetworks.com>
399 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
400 comment. Add that if LHS is not a gimple register, then RHS1 has
401 to be a single object (GIMPLE_SINGLE_RHS).
403 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
405 * expr.c (get_def_for_expr): Move it up in the file.
406 (store_field): When expanding a bit-field store, look at the
407 defining gimple stmt for the masking conversion.
409 2009-05-06 Janis Johnson <janis187@us.ibm.com>
412 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
413 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
414 32-bit memcpy into long.
416 2009-05-06 Jakub Jelinek <jakub@redhat.com>
418 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
419 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
421 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
422 instead of appending DW_OP_deref*.
424 2009-05-06 Michael Matz <matz@suse.de>
427 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
428 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
430 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
432 * Makefile.in (install-plugin): Fix srcdir handling.
434 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
436 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
437 when processing for not_regs_needed bitmap.
438 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
439 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
442 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
444 * config/i386/i386.md (unnamed inc/dec peephole): Use
445 optimize_insn_for_size_p instead of optimize_size.
446 * config/i386/predicates.md (incdec_operand): Likewise.
447 (aligned_operand): Likewise.
448 * config/i386/sse.md (divv8sf3): Likewise.
449 (sqrtv8sf2): Likewise.
451 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
453 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
455 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
457 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
459 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
460 ssemodesuffixf2c with avxmodesuffixf2c.
462 2009-05-06 Joseph Myers <joseph@codesourcery.com>
465 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
467 2009-05-05 Jakub Jelinek <jakub@redhat.com>
469 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
470 (struct tree_base): Adjust spacing for 8 bit boundaries.
471 (struct tree_decl_common): Add decl_by_reference_flag bit.
472 (DECL_BY_REFERENCE): Adjust.
473 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
474 print DECL_BY_REFERENCE bit.
475 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
476 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
477 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
478 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
482 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
483 range of the type, but default label is missing, add it with one
484 of the existing labels instead of adding a new label for it.
486 2009-05-05 Joseph Myers <joseph@codesourcery.com>
490 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
492 * Makefile.in (enable_plugin, plugin_includedir): New.
493 (install): Depend on install-plugin.
494 (PLUGIN_HEADERS): New.
495 (install-plugin): New.
496 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
498 2009-05-05 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/40022
501 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
503 (phivn_valid_p): Fix tuplification error, simplify.
504 (phiprop_insert_phi): Add dumps.
505 (propagate_with_phi): Simplify.
507 2009-05-05 Richard Guenther <rguenther@suse.de>
510 * builtins.c (gimplify_va_arg_expr): Properly build the address.
512 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
514 * tree.h (strip_float_extensions): Remove duplicate declaration.
515 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
516 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
517 block_ultimate_origin): Rearrange the declarations line to match the
518 comment that indicates the .c file which the functions are defined.
519 (dwarf2out_*, set_decl_rtl): Add comment.
520 (get_base_address): Adjust comment.
521 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
522 declarations line and add comment.
523 (is_builtin_name): Add blank after function name, for clarity.
525 2009-05-04 Joseph Myers <joseph@codesourcery.com>
527 * attribs.c (decl_attributes): Use %qE for identifiers in
529 * cgraphunit.c (verify_cgraph_node): Translate function names to
530 locale character set in diagnostics.
531 * coverage.c (get_coverage_counts): Use %qE for identifiers in
533 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
534 Document that functions are named in UTF-8.
535 * expr.c (expand_expr_real_1): Translate function names to locale
536 character set in diagnostics.
537 * gimplify.c (omp_notice_variable, omp_is_private,
538 gimplify_scan_omp_clauses): Use %qE for identifiers in
540 * langhooks.c (lhd_print_error_function): Translate function names
541 to locale character set.
542 * langhooks.h (decl_printable_name): Document that return value is
543 in internal character set.
544 * stmt.c: Include pretty-print.h
545 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
547 (resolve_operand_name_1): Translate named operand name to locale
549 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
551 * toplev.c (announce_function): Translate function names to locale
553 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
554 (default_tree_printer): Use pp_identifier or translate identifiers
555 to locale character set. Mark "<anonymous>" for translation.
556 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
557 for identifiers in diagnostics.
558 * tree.c (handle_dll_attribute): Use %qE for identifiers in
560 * varasm.c (output_constructor): Use %qE for identifiers in
563 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
565 * configure.ac: use ` ` instead of $()
566 * configure: Regenerate.
568 2009-05-05 Ben Elliston <bje@au.ibm.com>
570 * config/pa/linux-atomic.c: Eliminate conditional include of
571 errno.h on non-LP64 systems to simplify build requirements.
573 2009-05-04 Joseph Myers <joseph@codesourcery.com>
575 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
577 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
578 and pass value to identifier_to_locale.
579 (warn_variable_length_array): Make name a tree.
580 (grokdeclarator): Separate diagnostic texts for named and unnamed
581 declarators. Use %qE for named declarators.
582 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
584 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
585 identifiers in diagnostics.
586 * c-typeck.c (push_member_name, start_init): Pass identifiers to
587 identifier_to_locale. Mark "anonymous" strings for translation.
589 2009-05-04 Michael Eager <eager@eagercon.com>
591 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
592 address for DImode/DFmode only if double-precision FP regs.
594 2009-05-04 Michael Eager <eager@eagercon.com>
596 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
597 TARGET_SINGLE_FLOAT check.
599 2009-05-04 Michael Eager <eager@eagercon.com>
601 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
603 2009-05-04 Michael Eager <eager@eagercon.com>
605 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
606 * config/rs6000/t-xilinx: New
608 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
610 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
611 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
612 * gcc/explow.c (memory_address): Use target hook.
613 * gcc/targhooks.c (default_legitimize_address): New.
614 * gcc/targhooks.h (default_legitimize_address): New.
615 * gcc/target.h (legitimize_address): New.
616 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
617 (TARGET_INITIALIZER): Include it.
618 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
620 * config/bfin/bfin-protos.h (legitimize_address): Remove.
621 * config/bfin/bfin.c (legitimize_address): Remove.
622 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
623 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
625 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
626 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
628 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
629 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
630 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
631 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
632 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
633 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
634 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
635 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
636 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
637 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
638 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
639 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
640 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
641 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
642 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
643 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
644 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
645 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
646 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
647 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
648 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
649 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
650 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
652 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
653 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
654 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
655 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
656 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
657 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
658 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
659 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
660 (thumb_legitimize_address): Delete.
661 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
662 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
663 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
664 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
665 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
666 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
668 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
671 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
672 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
673 * config/m32r/m32r.c (m32r_legitimize_address): New.
674 * config/m68k/m68k.c (m68k_legitimize_address): New.
675 * config/score/score.c (score_legitimize_address): Standardize.
676 * config/score/score3.c (score3_legitimize_address): Standardize.
677 * config/score/score3.h (score3_legitimize_address): Adjust.
678 * config/score/score7.c (score7_legitimize_address): Standardize.
679 * config/score/score7.h (score7_legitimize_address): Adjust.
680 * config/sh/sh.c (sh_legitimize_address): New.
681 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
683 * gcc/config/s390/s390.c (legitimize_address): Rename to...
684 (s390_legitimize_address): ... this.
685 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
686 (sparc_legitimize_address): ... this.
687 * gcc/config/i386/i386.c (legitimize_address): Rename to...
688 (ix86_legitimize_address): ... this.
689 * gcc/config/avr/avr.c (legitimize_address): Rename to...
690 (avr_legitimize_address): ... this.
691 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
692 (mn10300_legitimize_address): ... this.
693 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
694 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
695 (alpha_expand_mov): Adjust call.
697 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
698 * config/spu/spu.c (spu_legitimize_address): Likewise.
699 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
700 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
702 2009-05-04 Joseph Myers <joseph@codesourcery.com>
704 * intl.c (locale_encoding, locale_utf8): New.
705 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
706 * intl.h (locale_encoding, locale_utf8): Declare.
707 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
708 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
710 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
712 (pp_tree_identifier): Define to call pp_base_tree_identifier.
713 (pp_base_tree_identifier): Declare as function.
714 (identifier_to_locale): Declare.
715 * Makefile.in (pretty-print.o): Update dependencies.
716 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
718 2009-05-04 Richard Guenther <rguenther@suse.de>
721 * builtins.c (fold_builtin_memory_op): Do not decay to element
722 type if the size matches the whole array.
724 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
726 * expmed.c (synth_mult): When trying out a shift, pass the result
729 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
731 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
732 (shiftsub1_cost): New.
733 (init_expmed): Compute shiftsub1_cost.
734 (synth_mult): Optimize multiplications by constants of the form
735 -(2^^m-1) for some constant positive integer m.
737 2009-05-03 Richard Guenther <rguenther@suse.de>
740 * c-typeck.c (array_to_pointer_conversion): Do not built
741 ADDR_EXPRs of arrays of pointer-to-element type.
742 * c-gimplify.c (c_gimplify_expr): Revert change fixing
743 up wrong ADDR_EXPRs after-the-fact.
744 * c-common.c (strict_aliasing_warning): Strip pointer
745 conversions for obtaining the original type.
746 * builtins.c (fold_builtin_memset): Handle array types.
747 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
750 2009-05-03 Richard Guenther <rguenther@suse.de>
753 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
754 Do not lose casts from array types with unknown extent to array
755 types with known extent.
756 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
757 alias set compatibility.
759 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
761 * flags.h (extra_warnings): Delete.
762 * toplev.c (process_options): Handle Wuninitialized here.
763 * opts.c (extra_warnings): Delete.
764 (set_Wextra): Delete.
765 (common_handle_option): -Wextra can be handled automatically.
766 * c-opts.c (c_common_handle_option): Delete obsolete code.
767 (c_common_post_options): Simplify comment.
768 * common.opt (W): Add Var.
770 (Wuninitialized): Initialize to -1.
772 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
773 Richard Guenther <rguenther@suse.de>
775 * expr.c (get_def_for_expr): New function.
776 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
777 SSA rather than trees.
778 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
779 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
781 2009-05-03 Joseph Myers <joseph@codesourcery.com>
783 * c-common.c (reswords): Add _Imaginary.
784 * c-common.c (enum rid): Add RID_IMAGINARY.
786 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
788 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
789 Patch by Richard Guenther.
791 2009-05-03 Anatoly Sokolov <aesok@post.ru>
793 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
794 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
795 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
796 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
797 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
798 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
799 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
800 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
801 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
802 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
803 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
804 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
805 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
806 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
807 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
808 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
809 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
810 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
812 2009-05-02 Richard Guenther <rguenther@suse.de>
814 PR tree-optimization/39940
815 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
818 2009-05-02 Richard Guenther <rguenther@suse.de>
821 * tree-ssa.c (execute_update_addresses_taken): Properly check
822 if we can mark a variable DECL_GIMPLE_REG_P.
823 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
824 back to the end of the function.
825 (is_gimple_reg_type): Remove complex type special casing.
826 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
829 2009-05-02 Ben Elliston <bje@au.ibm.com>
831 * doc/collect2.texi (Collect2): Document search path behaviour
832 when configured with --with-ld.
834 2009-05-02 Jan Hubicka <jh@suse.cz>
836 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
837 parameter; update callers.
838 (coalesce_cost_edge): EH edges are costier because they needs
839 splitting even if not critical and even more costier when there are
840 multiple EH predecestors.
842 2009-05-02 Jan Hubicka <jh@suse.cz>
844 * except.c (remove_eh_handler_and_replace): Handle updating after
847 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
849 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
851 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
853 * varasm.c: Do not include c-pragma.h.
854 * attribs.c: Do not incude c-common.h.
856 2009-05-01 Michael Matz <matz@suse.de>
858 * calls.c (initialize_argument_information): Handle SSA names like
859 decls with a non MEM_P DECL_RTL.
861 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
863 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
864 * ipa-utils.c: Likewise.
865 * ipa-type-escape.c: Likewise.
866 * cgraphunit.c Do not include c-common.h.
867 * ipa-pure-const.c: Likewise.
868 * tree-if-conv.c: Likewise.
869 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
870 * ipa-struct-reorg.c: Likewise.
871 * tree-nomudflap.c: Likewise.
872 * tree-ssa-structalias.c: Likewise.
874 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
876 * store-motion.c: Many cleanups to make this pass a first-class
877 citizen instead of an appendix to gcse load motion. Add TODO list
878 to make this pass faster/cleaner/better.
880 (struct ls_expr): Post gcse.c-split cleanups.
881 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
882 "stores" field to "avail_stores".
883 (pre_ldst_mems): Rename to store_motion_mems.
884 (pre_ldst_table): Rename to store_motion_mems_table.
885 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
886 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
887 (ldst_entry): Rename to st_expr_entry, update users.
888 (free_ldst_entry): Rename to free_st_expr_entry, update users.
889 (free_ldst_mems): Rename to free_store_motion_mems, update users.
890 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
892 (first_ls_expr): Rename to first_st_expr, update users.
893 (next_ls_expr): Rename to next_st_expr, update users.
894 (print_ldst_list): Rename to print_store_motion_mems. Print names of
895 fields properly for store motion instead of names inherited from load
897 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
898 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
901 (ae_kill): Rename to st_kill, update users.
902 (ae_gen): Rename to st_avloc, update users.
903 (transp): Rename to st_transp, update users.
904 (pre_insert_map): Rename to st_insert_map, update users.
905 (pre_delete_map): Rename to st_delete_map, update users.
906 (insert_store, build_store_vectors, free_store_memory,
907 one_store_motion_pass): Update for abovementioned changes.
909 (gcse_subst_count, gcse_create_count): Remove.
910 (one_store_motion_pass): New statistics counters "n_stores_deleted"
911 and "n_stores_created", local variables.
913 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
916 (regvec, compute_store_table_current_insn): Remove.
917 (reg_set_info, reg_clear_last_set): Remove.
918 (compute_store_table): Use DF caches instead of local dataflow
921 2009-05-01 Joseph Myers <joseph@codesourcery.com>
923 * c-objc-common.c (c_tree_printer): Print identifiers with
924 pp_identifier, not pp_string. Mark "({anonymous})" for
926 * c-pretty-print.c (pp_c_ws_string): New.
927 (pp_c_cv_qualifier, pp_c_type_specifier,
928 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
929 pp_c_storage_class_specifier, pp_c_function_specifier,
930 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
931 pp_c_primary_expression, pp_c_postfix_expression,
932 pp_c_unary_expression, pp_c_shift_expression,
933 pp_c_relational_expression, pp_c_equality_expression,
934 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
935 use pp_string and pp_c_ws_string in place of pp_identifier and
936 pp_c_identifier for non-identifiers. Mark English strings for
938 * c-pretty-print.h (pp_c_ws_string): Declare.
940 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
941 Roland McGrath <roland@redhat.com>
943 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
944 (ENABLE_LD_BUILDID): New configuration option.
945 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
946 (LINK_BUILDID_SPEC): New macro.
947 (init_spec): If defined, prepend it between LINK_EH_SPEC and
949 * doc/install.texi: Document --enable-linker-build-id option.
950 * configure: Rebuild.
951 * config.in: Rebuild.
953 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
955 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
956 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
957 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
958 MIPS_GP_SAVE_AREA_SIZE.
959 * config/mips/mips.c (struct mips_frame_info): Update comment
960 before arg_pointer_offset and hard_frame_pointer_offset.
961 (mips_compute_frame_info): Update diagram before function: to
962 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
963 indicate the position of frame_pointer_rtx with -fstack-protector and
964 to show args_size. Don't allocate cprestore area for leaf functions
965 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
967 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
969 2009-04-30 Michael Matz <matz@suse.de>
971 PR tree-optimization/39955
972 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
974 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
976 * ira.c (setup_cover_and_important_classes): Use safe macro
977 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
979 * genpreds.c (write_tm_preds_h): Output suitable definition of
980 REG_CLASS_FOR_CONSTRAINT.
982 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
984 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
986 * bitmap.c (bitmap_descriptor): Likewise.
987 * ggc-common.c (loc_descriptor): Likewise.
988 * varray.c (varray_descriptor): Likewise.
989 * vec.c (vec_descriptor): Likewise.
991 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
993 * Makefile.in (dce.o): Add $(EXCEPT_H).
994 * dce.c: Include except.h and delete redundant vector definitions.
995 (deletable_insn_p): Return false for non-call insns that can throw
998 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1000 * gcse.c (ae_gen): Remove.
1001 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1002 and make non-static function to make it available in store-motion.c.
1003 Update call sites with search-and-replace.
1004 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1005 extract_mentioned_regs, extract_mentioned_regs_helper,
1006 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1007 store_killed_in_insn, store_killed_after, store_killed_before,
1008 build_store_vectors, insert_insn_start_basic_block, insert-store,
1009 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1010 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1011 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1012 * store-motion.c: ...new file. Also copy data structures from gcse.c
1013 and clean up to remove parts not used by store motion.
1014 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1015 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1017 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1020 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1021 when optimizing for size.
1023 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1025 * gcse.c (gcse_constant_p): Fix typo in last change.
1027 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1029 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1031 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1033 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1035 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1037 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1038 CONST_HIGH_PART result.
1040 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1042 * config/avr/avr.c (initial_elimination_offset): Rename to
1043 avr_initial_elimination_offset.
1044 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1045 change return type to bool.
1046 (avr_can_eliminate): New function.
1047 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1048 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1049 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1050 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1051 avr_initial_elimination_offset.
1052 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1053 (avr_initial_elimination_offset): Define.
1055 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1056 Steven Bosscher <steven@gcc.gnu.org>
1058 PR rtl-optimization/39938
1059 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1060 * cfgrtl.c: Include insn-attr.h.
1061 (rest_of_pass_free_cfg): New function.
1062 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1063 * resource.c (init_resource_info): Remove call to df_analyze.
1065 2009-04-29 Richard Guenther <rguenther@suse.de>
1068 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1069 allow conversion to signed integers.
1071 2009-04-29 Richard Guenther <rguenther@suse.de>
1073 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1074 shifts of floating point vectors if the shift amount is
1075 a constant multiple of the element size.
1077 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1078 Michael Matz <matz@suse.de>
1082 * tree-outof-ssa.c (emit_partition_copy): New function.
1083 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1084 insert_part_to_rtx_on_edge): Perform the partition base var
1085 copy using emit_partition_copy.
1086 (insert_value_copy_on_edge): Convert constants to the right mode.
1087 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1088 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1090 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1092 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1093 scan backwards to try to find a constant to initialize it.
1095 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1096 insn before the loop_end instruction, don't look past labels.
1098 2009-04-29 Richard Guenther <rguenther@suse.de>
1101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1102 loose type conversions.
1103 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1104 stmts only if there are no uses of its definition.
1106 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1108 * config/bfin/bfin.h (splitting_loops): Declare.
1109 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
1110 Reorder bit definitions to be ascending.
1111 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
1112 * config/bfin/bfin.c (splitting_loops): New variable.
1113 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
1114 (struct loop_info): Remove members INIT and LOOP_INIT.
1115 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1116 the LSETUP sequence. Allow LC to be loaded from any register, but
1117 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
1118 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
1120 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
1121 of reload_completed.
1124 * config/bfin/bfin.md (movsi_insn): Refine constraints.
1126 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
1128 * Makefile.in (PLUGIN_VERSION_H): New.
1129 (OBJS-common): Remove plugin-version.o.
1130 (plugin.o): Depend on (PLUGIN_VERSION_H).
1131 (plugin-version.o): Remove.
1132 * configure: Regenerate
1133 * configure.ac: Create plugin-version.h.
1134 * gcc-plugin.h (plugin_gcc_version): Remove.
1135 (plugin_default_version_check): Change signature.
1136 * plugin-version.c: Remove.
1137 * plugin.c: Include plugin-version.h.
1138 (str_plugin_gcc_version_name): Remove.
1139 (try_init_one_plugin): Pass gcc version to plugin_init.
1140 (plugin_default_version_check): Both gcc and plugin versions are now
1143 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1145 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
1146 problematic last insns. Test for TYPE_CALL rather than CALL_P.
1147 Remove special case testing for last insn of inner loops. Don't fail
1148 if the loop ends with a jump, emit an extra nop instead.
1150 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
1151 DREGS rather than comparing directly. Remove code that tries to
1152 account for latencies.
1154 2009-04-29 Richard Guenther <rguenther@suse.de>
1156 PR tree-optimization/39941
1157 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
1158 eliminating an indirect call.
1160 2009-04-29 Richard Guenther <rguenther@suse.de>
1162 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
1163 parameter. Allow invariants as base if !require_lvalue.
1164 (verify_gimple_assign_single): Adjust.
1166 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1168 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
1169 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
1170 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
1171 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
1172 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
1174 * config/bfin/bfin.c (bfin_expand_builtin,
1175 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
1177 2009-04-28 Richard Guenther <rguenther@suse.de>
1179 * tree-vect-loop.c (get_initial_def_for_induction): Use
1180 correct types for pointer increment.
1182 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1184 * toplev.c (print_version): Update GMP version string calculation.
1186 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
1188 PR rtl-optimization/39938
1189 * resource.c (init_resource_info): Add call to df_analyze.
1191 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1193 * config/alpha/alpha.md (usegp): Cast the result of
1194 alpha_find_lo_sum_using_gp to enum attr_usegp.
1195 * config/alpha/alpha.c (override_options): Remove end-of-structure
1196 marker element from cpu_table. Use array size of cpu_table to handle
1197 -mcpu and -mtune options.
1198 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
1200 2009-04-28 Joseph Myers <joseph@codesourcery.com>
1202 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
1203 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
1204 tune_32 and tune_64.
1205 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1207 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
1208 * config/rs6000/option-defaults.h: ... here. New file.
1209 (OPT_64, OPT_32): Define.
1210 (MASK_64BIT): Define to 0 if not already defined.
1211 (OPT_ARCH64, OPT_ARCH32): Define.
1212 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
1215 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1217 * config/arm/arm.c (arm_override_options): Emit error on using
1220 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1222 PR rtl-optimization/39914
1223 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
1224 registers for allocnos created from user-defined variables only
1225 when not optimizing.
1227 2009-04-28 Richard Guenther <rguenther@suse.de>
1230 * fold-const.c (fold_binary): Use distribute_real_division only
1233 2009-04-28 Steve Ellcey <sje@cup.hp.com>
1235 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
1236 add hpux-stdint.h to tm_file.
1237 (hppa[12]*-*-hpux11*): Ditto.
1238 (ia64*-*-hpux*): Ditto.
1239 * config/hpux-stdint.h: New.
1240 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
1241 __STDC_EXT__ for all compiles.
1242 * config/pa/pa-hpux.h: Ditto.
1243 * config/pa/pa-hpux10.h: Ditto.
1244 * config/pa/pa-hpux11.h: Ditto.
1246 2009-04-28 Catherine Moore <clm@codesourcery.com>
1248 * debug.h (set_name): Add comment.
1250 2009-04-28 Andrew Pinski <pinskia@gmail.com>
1253 * config/darwin.c (machopic_gen_offset): Check
1254 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
1255 * config/arm/arm.c (require_pic_register): Likewise.
1257 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
1259 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
1260 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
1261 m32c_promote_prototypes): Delete.
1263 2009-04-28 Michael Matz <matz@suse.de>
1266 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
1269 2009-04-28 Richard Guenther <rguenther@suse.de>
1271 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
1273 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1275 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
1276 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
1277 * config/arm/arm-tune.md: Regenerate.
1279 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
1281 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
1282 block if there are complex incoming edges.
1283 (sel_merge_blocks): Remove useless assert.
1284 (sel_redirect_edge_and_branch): Check that edge was redirected.
1285 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
1286 (sel_find_rgns): Delete declaration.
1287 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
1288 the region when it is not a preheader.
1290 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1293 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
1295 2009-04-28 Richard Guenther <rguenther@suse.de>
1297 * tree.h (SSA_NAME_VALUE): Remove.
1298 (struct tree_ssa_name): Remove value_handle member.
1299 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
1300 array for jump threading.
1301 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
1303 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
1304 * tree-flow.h (threadedge_initialize_values): Declare.
1305 (threadedge_finalize_values): Likewise.
1306 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
1307 (SSA_NAME_VALUE): Define.
1308 (threadedge_initialize_values): New function.
1309 (threadedge_finalize_values): Likewise.
1310 * tree-ssa-dom.c (ssa_name_values): New global variable.
1311 (SSA_NAME_VALUE): Define.
1312 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
1314 2009-04-28 Ira Rosen <irar@il.ibm.com>
1316 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
1317 Use REPORT_VECTORIZED_LOCATIONS instead
1318 REPORT_VECTORIZED_LOOPS.
1319 * tree-vectorizer.c (vect_verbosity_level): Make static.
1320 (vect_loop_location): Rename to vect_location.
1321 (vect_set_verbosity_level): Update comment.
1322 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
1324 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
1325 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
1326 instead REPORT_UNVECTORIZED_LOOPS.
1327 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
1328 vect_loop_def to vect_external_def and vect_internal_def.
1329 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
1330 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
1331 REPORT_UNVECTORIZED_LOCATIONS.
1332 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
1333 and vect_used_in_loop and to vect_unused_in_scope and
1335 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
1336 (vect_verbosity_level): Remove declaration.
1337 (vect_analyze_operations): Likewise.
1338 (vect_analyze_stmt): Declare.
1339 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
1340 REPORT_UNVECTORIZED_LOCATIONS.
1341 (vect_get_loop_niters): Fix indentation.
1342 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
1343 (vect_analyze_loop_operations): New function.
1344 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
1345 vect_analyze_operations.
1346 (vect_is_simple_reduction): Use new names.
1347 (vectorizable_live_operation, vect_transform_loop): Likewise.
1348 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
1349 specify whether the data references can be a part of interleaving chain.
1350 (vect_analyze_data_ref_dependence): Use new names.
1351 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
1352 (vect_create_addr_base_for_vector_ref): Remove redundant code.
1353 * tree-vect-patterns.c (widened_name_p): Use new names.
1354 (vect_recog_dot_prod_pattern): Likewise.
1355 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
1356 (process_use, vect_mark_stmts_to_be_vectorized,
1357 vect_model_simple_cost, vect_model_store_cost,
1358 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
1359 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1360 vectorizable_operation, vectorizable_type_demotion,
1361 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1362 vectorizable_condition): Likewise.
1363 (vect_analyze_operations): Split into vect_analyze_loop_operations
1365 (vect_analyze_stmt): ... new function.
1366 (new_stmt_vec_info): Use new names.
1367 (vect_is_simple_use): Use new names and fix comment.
1368 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1369 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1371 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1375 and integer modes for x87 operands. Do not ICE for unsupported size,
1376 generate error instead. Generate error for unsupported operand types.
1377 ['z']: Do not handle HImode memory operands specially. Warning
1378 for floating-point operands. Fallthru to 'Z' for unsupported operand
1379 types. Do not ICE for unsupported size, generate error instead.
1380 (output_387_binary_op): Use %Z to output operands.
1381 (output_fp_compare): Ditto.
1382 (output_387_reg_move): Ditto.
1384 2009-04-28 Ben Elliston <bje@au.ibm.com>
1389 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1391 * builtins.c (c_strlen): Do not warn here.
1392 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1393 * c-common.c (pointer_int_sum): Take an explicit location.
1394 Warn about offsets out of bounds.
1395 * c-common.h (pointer_int_sum): Adjust declaration.
1397 2009-04-27 Ian Lance Taylor <iant@google.com>
1399 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1401 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1402 * df-core.c (df_set_flags): Change return type to int. Change
1403 type of old_flags to int.
1404 (df_clear_flags): Likewise.
1405 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1406 (df_get_conditional_uses): Likewise.
1407 * df.h (df_set_flags, df_clear_flags): Update declarations.
1408 * dwarf2out.c (struct indirect_string_node): Change type of form
1409 field to enum dwarf_form.
1410 (AT_string_form): Change return type to enum dwarf_form.
1411 * fixed-value.c (fixed_compare): Add cast to enum type.
1412 * fwprop.c (update_df): Change 0 to VOIDmode.
1413 * gensupport.c: Change 0 to UNKNOWN.
1414 * gimple.h (gimple_cond_code): Add cast to enum type.
1415 * haifa-sched.c (reemit_notes): Add cast to enum type.
1416 * hooks.c (hook_int_void_no_regs): Remove function.
1417 * hooks.h (hook_int_void_no_regs): Remove declaration.
1418 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1419 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1420 * real.c (real_arithmetic): Add cast to enum type.
1421 (real_compare): Likewise.
1422 * target.h (struct gcc_target): Change return type of
1423 branch_target_register_class to enum reg_class.
1424 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1425 default_branch_target_register_class.
1426 * targhooks.c (default_branch_target_register_class): New function.
1427 * targhooks.h (default_branch_target_register_class): Declare.
1428 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1429 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1431 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1433 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1434 vect_uninitialized_def. Change 0 to ERROR_MARK.
1435 * tree-vect-stmts.c (supportable_widening_operation): Don't
1436 initialize icode1 and icode2.
1437 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1438 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1440 (cmn_err_flag_specs): Change 0 to STD_C89.
1441 (cmn_err_char_table): Likewise.
1442 * config/arm/arm.c (get_arm_condition_code): Change type of code
1443 to enum arm_cond_code.
1444 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1445 (IWMMXT_BUILTIN2): Likewise.
1446 (neon_builtin_type_bits): Don't define typedef.
1447 (neon_builtin_datum): Change type of bits field to int.
1448 (arm_expand_neon_args): Add cast to enum type.
1449 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1451 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1453 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1455 * config/mips/mips.md (jal_macro): Return enum constant.
1456 (single_insn): Likewise.
1457 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1459 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1461 * config/s390/s390.c (s390_tune_flags): Change type to int.
1462 (s390_arch_flags): Likewise.
1463 (s390_handle_arch_option): Change flags field of struct pta to int.
1464 * config/s390/s390.h (s390_tune_flags): Update declaration.
1465 (s390_arch_flags): Likewise.
1466 * config/sh/sh.c (prepare_move_operands): Compare
1467 tls_symbolic_operand result with enum constant.
1468 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1469 (sh_expand_prologue): Add cast to enum type.
1470 (sh_expand_epilogue): Likewise.
1471 (tls_symbolic_operand): Change return type to enum tls_model.
1472 (fpscr_set_from_mem): Add cast to enum type.
1473 (legitimize_pic_address): Compare tls_symbolic_operand result with
1475 (sh_target_reg_class): Change return type to enum reg_class.
1476 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1478 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1479 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1480 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1481 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1482 (delayed_branch, tls_call_delay): Likewise.
1483 (eligible_for_sibcall_delay): Likewise.
1484 (eligible_for_return_delay): Likewise.
1485 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1486 (spu_expand_builtin_1): Likewise.
1488 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1489 for all types of conversions.
1490 (output_init_element): Issue -Wc++-compat warning if needed when
1491 initializing a bitfield with enum type.
1492 * c-parser.c (c_parser_expression): Set original_type to
1493 original_type of right hand operand of comman operator.
1495 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1497 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1499 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1500 * doc/cpp.texi (Standard Predefined Macros)
1501 (Implementation-defined behavior): Likewise.
1502 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1503 * doc/gimple.texi (GIMPLE Exception Handling)
1504 (@code{GIMPLE_ASSIGN}): Likewise.
1505 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1506 * doc/invoke.texi (Warning Options, Optimize Options)
1507 (AVR Options, Darwin Options): Likewise.
1508 (Optimize Options): Reformulate -fwhole-program description.
1509 * doc/loop.texi (Lambda): Likewise.
1510 * doc/md.texi (Output Template, Define Constraints)
1511 (Standard Names, Insn Splitting): Likewise.
1512 * doc/options.texi (Option properties): Likewise.
1513 * doc/passes.texi (Tree-SSA passes): Likewise.
1514 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1515 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1516 (File Names and DBX): Likewise.
1517 * doc/trouble.texi (Incompatibilities): Likewise.
1519 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1521 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1522 instruction is correct.
1524 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1526 Allow non-constant arguments to conversion intrinsics.
1527 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1528 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1529 * spu.c (print_operand): Handle 'v' and 'w'.
1530 (exp2_immediate_p, spu_gen_exp2): Define.
1531 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1532 spu_convtf_1): Update parameter descriptions.
1533 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1534 * constraints.md ('v', 'w'): New.
1535 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1537 (i2f, I2F): New define_mode_attr.
1538 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1539 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1540 fixuns_truncv4sfv4si2): Update to use mode attribute.
1541 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1542 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1543 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1544 patterns for combine.
1546 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1548 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1549 (cprop, hoist, pre, store_motion): New debug counters.
1550 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1551 is not an RTL pass anymore.
1552 (pass_profiling): Remove extern decl for pass removed in 2005.
1553 (pass_gcse, pass_jump_bypass): Remove.
1554 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1555 to 0 for clean state.
1556 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1557 * cse.c (gate_handle_cse_after_global_opts,
1558 rest_of_handle_cse_after_global_opts): New functions.
1559 (pass_cse_after_global_opts): New pass, does local CSE.
1560 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1561 (TV_CPROP): New timevar.
1562 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1563 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1564 (gcse_main, recompute_all_luids): Remove.
1565 (compute_hash_table_work): Call max_reg_num instead of reading
1567 (cprop_jump): Don't set run_jump_opt_after_gcse.
1568 (constprop_register): Always allow to alter jumps.
1569 (cprop_insn): Likewise.
1570 (do_local_cprop): Likewise.
1571 (local_cprop_pass): Likewise. Return non-zero if something changed.
1572 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1573 (find_implicit_sets): Add note about missed optimization opportunity.
1574 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1575 pass_rtl_cprop execute function.
1576 Don't bother tracking the pass number, each pass gets its own dumpfile
1578 Always allow to alter jumpsand bypass jumps.
1579 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1580 will just find no suitable set.
1581 (pre_edge_insert): Fix dumping, this function is for PRE only.
1582 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1583 pass_rtl_pre execute function.
1584 (hoist_code): Return non-zero if something changed. Keep track of
1585 substitutions and insertions for statistics gathering similar to PRE.
1586 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1587 called from the pass_rtl_hoist execute function. Show pass statistics.
1588 (compute_store_table): Use max_reg_num directly instead of using the
1589 formerly global max_gcse_regno.
1590 (build_store_vectors): Likewise.
1591 (replace_store_insn): Fix dumping.
1592 (store_motion): Rename to ...
1593 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1594 pass, called from the pass_rtl_store_motion execute function. Keep
1595 track of substitutions and insertions for statistics gathering similar
1597 (bypass_jumps): Remove, fold interesting bits into ...
1598 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1599 from the pass_rtl_cprop execute function.
1600 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1601 pass_jump_bypass): Remove.
1602 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1603 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1604 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1605 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1606 (gate_rtl_store_motion, execute_rtl_store_motion,
1607 pass_rtl_store_motion): New.
1608 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1609 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1610 * passes.c (init_optimization_passes): Remove pass_gcse and
1611 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1612 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1613 instead of pass_jump_bypass.
1615 2009-04-27 Richard Guenther <rguenther@suse.de>
1618 * gimplify.c (gimplify_expr): If we are required to create
1619 a temporary make sure it ends up as register.
1621 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1624 * config/i386/i386.c (construct_container): Don't call
1625 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1626 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1628 2009-04-27 Michael Matz <matz@suse.de>
1630 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1631 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1632 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1633 (dump_replaceable_exprs): Take a bitmap.
1634 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1636 (expand_gimple_basic_block): Likewise.
1637 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1638 replaceable_expressions member a bitmap.
1639 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1640 (mark_replaceable): Likewise.
1641 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1642 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1644 2009-04-27 Richard Guenther <rguenther@suse.de>
1646 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1647 (verify_stmts): Dispatch to gimple/type verification code.
1648 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1649 issue with call argument types.
1651 2009-04-27 Michael Matz <matz@suse.de>
1653 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1654 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1657 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1658 Eric Botcazou <ebotcazou@adacore.com>
1660 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1661 a label's basic block.
1662 (mark_target_live_regs): Tidy and rework obsolete comments.
1663 Change back DF problem to LIVE. If a label starts a basic block,
1664 assume that all registers that used to be live then still are.
1665 (init_resource_info): If a label starts a basic block, set its
1666 BLOCK_FOR_INSN accordingly.
1667 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1669 2009-04-27 Richard Guenther <rguenther@suse.de>
1671 * tree-flow-inline.h (function_ann): Remove.
1672 (get_function_ann): Likewise.
1673 * tree-dfa.c (create_function_ann): Remove.
1674 * tree-flow.h (struct static_var_ann_d): Remove.
1675 (struct function_ann_d): Likewise.
1676 (union tree_ann_d): Remove fdecl member.
1677 (function_ann_t): Remove.
1678 (function_ann, get_function_ann, create_function_ann): Remove
1681 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1683 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1685 2009-04-27 Jan Hubicka <jh@suse.cz>
1687 * ipa-pure-const.c (struct funct_state_d): New fields
1688 state_previously_known, looping_previously_known; remove
1689 state_set_in_source.
1690 (analyze_function): Use new fields.
1691 (propagate): Avoid assumption that state_set_in_source imply
1694 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1695 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1696 * cfgloop.h (finite_loop_p): Declare.
1698 2009-04-26 Michael Matz <matz@suse.de>
1700 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1702 2009-04-26 Michael Matz <matz@suse.de>
1704 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1705 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1706 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1707 pass_mark_used_blocks): Remove.
1708 * tree-optimize.c (pass_free_datastructures,
1709 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1710 * passes.c (init_optimization_passes): Don't call
1711 pass_mark_used_blocks, remove dead code.
1713 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1715 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1716 * tree-ssa-live.h (register_ssa_partition): Likewise.
1718 2009-04-26 Michael Matz <matz@suse.de>
1721 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1722 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1723 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1725 (compare_pairs): Swap cost comparison.
1726 (coalesce_ssa_name): Don't use change_partition_var.
1727 * tree-nrv.c (struct nrv_data): Add modified member.
1728 (finalize_nrv_r): Set it.
1729 (tree_nrv): Use it to update statements.
1730 (pass_nrv): Require PROP_ssa.
1731 * tree-mudflap.c (mf_decl_cache_locals,
1732 mf_build_check_statement_for): Use make_rename_temp.
1733 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1734 * alias.c (find_base_decl): Handle SSA names.
1735 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1736 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1737 * rtl.h (set_reg_attrs_for_parm): Declare.
1738 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1739 to "optimized", remove unused locals at finish.
1740 (execute_free_datastructures): Make global, call
1741 delete_tree_cfg_annotations.
1742 (execute_free_cfg_annotations): Don't call
1743 delete_tree_cfg_annotations.
1745 * ssaexpand.h: New file.
1746 * expr.c (toplevel): Include ssaexpand.h.
1747 (expand_assignment): Handle SSA names the same as register variables.
1748 (expand_expr_real_1): Expand SSA names.
1749 * cfgexpand.c (toplevel): Include ssaexpand.h.
1750 (SA): New global variable.
1751 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1752 (SSAVAR): New macro.
1753 (set_rtl): New helper function.
1754 (add_stack_var): Deal with SSA names, use set_rtl.
1755 (expand_one_stack_var_at): Likewise.
1756 (expand_one_stack_var): Deal with SSA names.
1757 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1758 before unique numbers.
1759 (expand_stack_vars): Use set_rtl.
1760 (expand_one_var): Accept SSA names, add asserts for them, feed them
1761 to above subroutines.
1762 (expand_used_vars): Expand all partitions (without default defs),
1763 then only the local decls (ignoring those expanded already).
1764 (expand_gimple_cond): Remove edges when jumpif() expands an
1766 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1767 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1769 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1770 members of SA; deal with PARM_DECL partitions here; expand
1771 all PHI nodes, free tree datastructures and SA. Commit instructions
1772 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1773 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1774 info and statements at start, collect garbage at finish.
1775 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1776 (VAR_ANN_PARTITION) Remove.
1777 (change_partition_var): Don't declare.
1778 (partition_to_var): Always return SSA names.
1779 (var_to_partition): Only accept SSA names.
1780 (register_ssa_partition): Only check argument.
1781 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1783 (delete_var_map): Don't free it.
1784 (var_union): Only accept SSA names, simplify.
1785 (partition_view_init): Mark only useful SSA names as used.
1786 (partition_view_fini): Only deal with SSA names.
1787 (change_partition_var): Remove.
1788 (dump_var_map): Use ssa_name instead of partition_to_var member.
1789 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1791 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1792 (struct _elim_graph): New member const_dests; nodes member vector of
1794 (set_location_for_edge): New static helper.
1795 (create_temp): Remove.
1796 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1797 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1798 (new_elim_graph): Allocate const_dests member.
1799 (clean_elim_graph): Truncate const_dests member.
1800 (delete_elim_graph): Free const_dests member.
1801 (elim_graph_size): Adapt to new type of nodes member.
1802 (elim_graph_add_node): Likewise.
1803 (eliminate_name): Likewise.
1804 (eliminate_build): Don't take basic block argument, deal only with
1805 partition numbers, not variables.
1806 (get_temp_reg): New static helper.
1807 (elim_create): Use it, deal with RTL temporaries instead of trees.
1808 (eliminate_phi): Adjust all calls to new signature.
1809 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1810 (rewrite_trees): Only do checking.
1811 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1812 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1813 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1814 contains_tree_r, MAX_STMTS_IN_LATCH,
1815 process_single_block_loop_latch, analyze_edges_for_bb,
1816 perform_edge_inserts): Remove.
1817 (expand_phi_nodes): New global function.
1818 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1819 functions, initialize new parameter, remember partitions having a
1821 (finish_out_of_ssa): New global function.
1822 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1823 don't reset in_ssa_p here, don't disable TER when mudflap.
1824 (pass_del_ssa): Remove.
1825 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1827 (execute_free_datastructures): Declare.
1828 * Makefile.in (SSAEXPAND_H): New variable.
1829 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1830 * basic-block.h (commit_one_edge_insertion): Declare.
1831 * passes.c (init_optimization_passes): Move pass_nrv and
1832 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1833 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1834 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1835 (redirect_branch_edge): Deal with super block when expanding, split
1836 out jump patching itself into ...
1837 (patch_jump_insn): ... here, new static helper.
1839 2009-04-26 Michael Matz <matz@suse.de>
1841 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1842 beyond num_ssa_names.
1843 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1844 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1846 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1849 * fwprop.c (forward_propagate_asm): New function.
1850 (forward_propagate_and_simplify): Propagate also into __asm, if it
1851 doesn't increase the number of referenced registers.
1854 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1856 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1858 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1859 note_nonlocal_vla_type for nonlocal VLAs.
1860 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1861 contains_remapped_vars, remap_vla_decls): New functions.
1862 (convert_nonlocal_reference_stmt): If not optimizing, call
1863 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1864 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1865 if it wasn't found in var_map.
1866 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1867 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1868 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1870 * gimplify.c (nonlocal_vlas): New variable.
1871 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1873 (gimplify_body): Create and destroy nonlocal_vlas.
1875 * dwarf2out.c (loc_descr_plus_const): New function.
1876 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1877 mem_loc_descriptor, loc_descriptor_from_tree_1,
1878 descr_info_loc, gen_variable_die): Use it.
1880 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1881 !TREE_STATIC VAR_DECLs.
1882 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1883 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1884 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1885 DECL_BY_REFERENCE is valid.
1886 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1887 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1888 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1889 Copy DECL_BY_REFERENCE.
1890 (struct nesting_copy_body_data): New type.
1891 (nesting_copy_decl): New function.
1892 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1893 if they have variable length.
1895 2009-04-26 Michael Matz <matz@suse.de>
1897 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1898 mark new temporaries for renaming.
1900 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1903 * c-decl.c (global_bindings_p): Return negative value.
1904 (c_variable_size): New. Based on variable_size from
1906 (grokdeclarator): Call c_variable_size not variable_size.
1908 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1910 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1912 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1914 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1915 Redefine it to just use mingw/include.
1916 (ASM_SPEC): Rules for -m32 and -m64.
1917 (LINK_SPEC): Use Likewise.
1918 (SPEC_32): New define.
1919 (SPEC_64): Likewise.
1920 (SUB_LINK_SPEC): Likewise.
1921 (MULTILIB_DEFAULTS): New define.
1922 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1923 Add multilib options.
1924 (MULTILIB_DIRNAMES): Likewise.
1925 (MULTILIB_OSDIRNAMES): Likewise.
1927 (INSTALL_LIBGCC): Likewise.
1929 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1932 * c-tree.h (enum c_inline_static_type): New.
1933 (record_inline_static): Declare.
1934 * c-decl.c (struct c_inline_static, c_inline_statics,
1935 record_inline_static, check_inline_statics): New.
1936 (pop_file_scope): Call check_inline_statics.
1937 (start_decl): Call record_inline_static instead of pedwarning
1938 directly for static in inline function.
1939 * c-typeck.c (build_external_ref): Call record_inline_static
1940 instead of pedwarning directly for static referenced in inline
1943 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1945 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1946 not new but only being rescanned.
1947 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1948 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1949 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1950 record_set_info, compute_set, grealloc): Remove.
1951 (recompute_all_luids): New function.
1952 (gcse_main): Don't compute sets, and don't do related memory
1953 allocations/free-ing. If something changed before the end of the
1954 pass, update LUIDs using recompute_all_luids.
1955 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1956 (free_gcse_mem): Don't free it either.
1957 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1958 Use the df insn LUIDs.
1959 (load_killed_in_block): Likewise.
1960 (compute_hash_table_work): Don't compute reg_set_in_block.
1961 (compute_transp): Use DF_REG_DEF_CHAINs.
1962 (local_cprop_pass): Don't use compute_sets and related functions.
1963 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1964 Use get_max_uid() instead of max_cuid.
1965 (insert_insn_end_basic_block, pre_insert_copy_insn,
1966 update_ld_motion_stores): Don't try to
1967 keep reg_set tables up to date.
1968 (pre_insert_copies): Use df insn LUIDs.
1969 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1970 (reg_set_info): Don't use extra bitmap argument.
1971 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1972 information to compute regs_set_in_block.
1973 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1974 (bypass_jumps): Don't use compute_sets and friends.
1976 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1979 * opts.c (undocumented_msg): Do not leave blank even with
1982 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1984 * c-decl.c (build_enumerator): Allow values folding to integer
1985 constants but not integer constant expressions with a pedwarn if
1988 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1991 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1992 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1993 type is an integer constant.
1995 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2001 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2004 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2005 with variably modified return type and no storage class
2006 specifiers, except for the case of nested functions. Distinguish
2007 extern declarations of functions with variably modified return
2008 types from those of objects with variably modified types.
2010 2009-04-25 Jan Hubicka <jh@suse.cz>
2012 * tree.c (list_equal_p): New function.
2013 * tree.h (list_equal_p): Declare.
2014 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2015 basic_block_def, basic_block, const_basic_block): New.
2016 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2017 (redirect_eh_edge): New function.
2018 (make_eh_edge_update_phi): EH edges are not abnormal.
2019 * except.c: Include tree-flow.h.
2020 (list_match): New function.
2021 (eh_region_replaceable_by_p): New function.
2022 (replace_region): New function.
2023 (hash_type_list): New function.
2024 (hash_eh_region): New function.
2025 (eh_regions_equal_p): New function.
2026 (merge_peers): New function.
2027 (remove_unreachable_regions): Verify EH tree when checking;
2029 (copy_eh_region_1): New function.
2030 (copy_eh_region): New function.
2031 (push_reachable_handler): New function.
2032 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2033 regions without label but with live RESX.
2034 * except.h (redirect_eh_edge_to_label): New.
2035 * tree-flow.h (redirect_eh_edge): New.
2036 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2037 basic_block_def, basic_block, const_basic_block): Remove.
2038 * Makefile.in (except.o): Add dependency on tree-flow.h
2039 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2040 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2043 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2046 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2047 on the destination of memcpy.
2049 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2051 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2052 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2053 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2055 2009-04-25 Jan Hubicka <jh@suse.cz>
2057 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2058 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2059 to be reached by different label than left.
2060 (update_eh_edges): Update comment; remove edge_to_remove if possible
2061 and return true if suceeded.
2062 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2063 (cleanup_eh): Compute sharing map.
2064 * except.c (remove_eh_handler_and_replace): Add argument if we should
2066 (remove_unreachable_regions): Update for label sharing.
2067 (label_to_region_map): Likewise.
2068 (get_next_region_sharing_label): New function.
2069 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2071 (remove_eh_handler): Update.
2072 (remove_eh_region_and_replace_by_outer_of): New function.
2073 * except.h (struct eh_region): Add next_region_sharing_label.
2074 (remove_eh_region_and_replace_by_outer_of,
2075 get_next_region_sharing_label): Declare.
2076 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2078 2009-04-25 Jan Hubicka <jh@suse.cz>
2080 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2081 insert code even if they are not critical.
2083 2009-04-25 Jan Hubicka <jh@suse.cz>
2085 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2086 (gimple_can_remove_branch_p): EH edges won't remove branch by
2088 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2089 updating of non-abnormal EH edges.
2090 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2091 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2092 (split_critical_edges): Split also edges where emitting code on them
2093 will lead to splitting later.
2095 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2096 H.J. Lu <hongjiu.lu@intel.com>
2099 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2100 the configured assembler supports fildq and fistpq mnemonics.
2101 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2102 * configure: Regenerated.
2105 * config/i386/i386.c (print_operand): Handle 'Z'.
2106 ['z']: Remove handling of special fild/fist suffixes.
2107 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
2108 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
2109 suffix of fild insn.
2110 (*floatsi<mode>2_vector_mixed): Ditto.
2111 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
2112 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
2113 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
2115 * config/i386/gas.h (GAS_MNEMONICS): Remove.
2117 2009-04-25 Ben Elliston <bje@au.ibm.com>
2119 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
2120 the source of a set operation.
2122 2009-04-25 Anatoly Sokolov <aesok@post.ru>
2124 * target.h (struct gcc_target): Add case_values_threshold field.
2125 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
2126 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
2127 * targhooks.c (default_case_values_threshold): New function.
2128 * targhooks.h (default_case_values_threshold): Declare function.
2129 * stmt.c (expand_case): Use case_values_threshold target hook.
2130 * expr.h (case_values_threshold): Remove declartation.
2131 * expr.c (case_values_threshold): Remove function.
2132 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
2134 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
2135 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2136 (avr_case_values_threshold): Declare as static.
2137 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
2139 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
2140 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2141 (mn10300_case_values_threshold): New function.
2143 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2145 * ira.c (setup_cover_and_important_classes): Add enum cast.
2147 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
2149 * genpreds.c (write_enum_constraint_num): Output definition of
2150 CONSTRAINT_NUM_DEFINED_P macro.
2151 * ira.c (setup_cover_and_important_classes): Use
2152 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
2154 2009-04-24 DJ Delorie <dj@redhat.com>
2156 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
2157 __SH2A_SINGLE_ONLY__ also.
2159 2009-04-24 Steve Ellcey <sje@cup.hp.com>
2161 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
2162 (movdf_internal): Ditto.
2163 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
2164 SFmode and DFmode constants.
2165 (ia64_print_operand): Add 'G' format for printing
2166 floating point constants.
2168 2009-04-24 Richard Guenther <rguenther@suse.de>
2170 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
2171 from unsigned additions.
2173 2009-04-24 Joseph Myers <joseph@codesourcery.com>
2175 * c-typeck.c (set_init_index): Allow array designators that are
2176 not integer constant expressions with a pedwarn if pedantic.
2178 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2180 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
2181 zero if no overlap in nonzero bits between the operands.
2183 2009-04-24 Ian Lance Taylor <iant@google.com>
2185 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
2186 (record_dead_and_set_regs): Likewise.
2187 * df.h (struct df_mw_hardreg): Change flags field to int.
2188 (struct df_base_ref): Likewise.
2189 (struct df): Change changeable_flags field to int.
2190 * df-scan.c (df_defs_record): Change clobber_flags to int.
2191 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
2192 constants rather than #define macros.
2193 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
2194 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
2195 (enum dwarf_calling_convention): Likewise.
2196 (enum dwarf_line_number_x_ops): Likewise.
2197 (enum dwarf_call_frame_info): Likewise.
2198 (enum dwarf_source_language): Likewise.
2199 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
2200 (add_calling_convention_attribute): Likewise.
2201 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
2202 (combine_comparisons): Change compcode to int. Add cast to enum type.
2203 * genrecog.c (maybe_both_true_2): Change c to int.
2204 (write_switch): Likewise. Add cast to enum type.
2205 * gimplify.c (gimplify_omp_for): Handle return values from
2206 gimplify_expr using MIN rather than bitwise or.
2207 (gimplify_expr): Add cast to enum type.
2208 * ipa-prop.c (update_jump_functions_after_inlining): Change
2209 IPA_BOTTOM to IPA_JF_UNKNOWN.
2210 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
2211 Add casts to enum type.
2212 (setup_cover_and_important_classes): Change cl to int. Add casts
2214 (setup_class_translate): Change cl and mode to int.
2215 (ira_init_once): Change mode to int.
2216 (free_register_move_costs): Likewise.
2217 (setup_prohibited_mode_move_regs): Add casts to enum type.
2218 * langhooks.c (add_builtin_function_common): Rework assertion that
2219 value fits bitfield.
2220 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
2221 * omega.c (omega_do_elimination): Avoid math on enum types.
2222 * optabs.c (expand_vec_shift_expr): Remove casts to int.
2223 * opts.c (set_debug_level): Change 2 to enum constant. Use new
2224 int local to handle integral_argment value.
2225 * regmove.c (try_auto_increment): Change PUT_MODE to
2227 * reload.c (push_secondary_reload): Add casts to enum type.
2228 (secondary_reload_class, find_valid_class): Likewise.
2229 * reload1.c (emit_input_reload_insns): Likewise.
2230 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
2231 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
2232 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
2234 * tree.c (build_common_builtin_nodes): Add casts to enum type.
2235 * tree-complex.c (complex_lattice_t): Typedef to int rather than
2237 (expand_complex_libcall): Add casts to enum type.
2238 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
2239 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
2240 with ERROR_MARK, not NUM_TREE_CODES.
2241 (vect_create_epilog_for_reduction): Likewise.
2242 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
2243 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
2244 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
2246 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
2247 vect_unused_in_loop. Change 0 to loop_vect.
2248 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
2249 * var-tracking.c (get_init_value): Change return type to enum
2251 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
2252 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
2254 (arm_override_options): Add casts to enum type.
2255 (arm_emit_tls_decoration): Likewise.
2256 * config/i386/i386.c (ix86_function_specific_restore): Add casts
2258 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
2259 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
2260 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
2262 * config/s390/s390.c (code_for_builtin_64): Change to array of
2264 (code_for_builtin_31): Likewise.
2265 (s390_expand_builtin): Change code_for_builtin to enum insn_code
2267 * config/sparc/sparc.c (sparc_override_options): Change value
2268 field in struct code_model to enum cmodel. In initializer change
2269 0 to NULL and add cast to enum type.
2271 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
2272 Change all callers. Issue a -Wc++-compat warning using
2273 lhs_origtype if necessary.
2274 (convert_for_assignment): Issue -Wc++-compat warnings about
2275 invalid conversions to enum type on assignment.
2276 * c-common.h (build_modify_expr): Update declaration.
2278 2009-04-24 Nick Clifton <nickc@redhat.com>
2280 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
2281 (function_arg_advance): Likewise.
2282 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
2285 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2287 * config/s390/constraints.md ('I', 'J'): Fix condition.
2289 2009-04-24 Diego Novillo <dnovillo@google.com>
2291 * gengtype-parse.c (parse_error): Add newline after message.
2293 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/sse.md (avxmodesuffixs): Removed.
2296 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
2297 (*avx_pinsr<ssevecsize>): This.
2299 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2301 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
2302 follow chains of regs with a single definition, and allow expressions
2303 that are function_invariant_p.
2304 (simple_rhs_p): Allow expressions that are function_invariant_p.
2306 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
2309 * fold-const.c (fold_cond_expr_with_comparison): When folding
2310 > and >= to MAX, make sure the MAX uses the same type as the
2311 comparison's operands.
2313 2009-04-24 Nick Clifton <nickc@redhat.com>
2315 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
2316 addressing for DImode accesses.
2317 (frv_print_operand_address): Handle PLUS case.
2318 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
2320 2009-04-24 Jakub Jelinek <jakub@redhat.com>
2322 PR rtl-optimization/39794
2323 * alias.c (canon_true_dependence): Add x_addr argument.
2324 * rtl.h (canon_true_dependence): Adjust prototype.
2325 * cse.c (check_dependence): Adjust canon_true_dependence callers.
2326 * cselib.c (cselib_invalidate_mem): Likewise.
2327 * gcse.c (compute_transp): Likewise.
2328 * dse.c (scan_reads_nospill): Likewise.
2329 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
2330 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
2331 canon_base_addr of the group, plus optional offset.
2332 (struct group_info): Rename canon_base_mem to
2334 (get_group_info): Set canon_base_addr to canon_rtx of base, not
2335 canon_rtx of base_mem.
2337 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
2339 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2340 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
2342 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2344 * config/spu/spu-builtins.h: Delete file.
2346 * config/spu/spu.h (enum spu_builtin_type): Move here from
2348 (struct spu_builtin_description): Likewise. Add GTY marker.
2349 Do not use enum spu_function_code or enum insn_code.
2350 (spu_builtins): Add extern declaration.
2352 * config/spu/spu.c: Do not include "spu-builtins.h".
2353 (enum spu_function_code, enum spu_builtin_type_index,
2354 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
2355 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
2356 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
2357 unsigned_V2DI_type_node): Move here from spu-builtins.h.
2358 (spu_builtin_types): Make static. Add GTY marker.
2359 (spu_builtins): Add extern declaration with GTY marker.
2362 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2363 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2364 Check programmatically whether all parameters are scalar.
2366 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2368 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2370 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2371 assignment from the constructor either if the target is volatile.
2373 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2375 * config/arm/arm.md (insv): Do not share operands[0].
2377 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2379 * config/vxlib-tls.c (active_tls_threads): Delete.
2380 (delete_hook_installed): New.
2381 (tls_delete_hook): Don't delete the delete hook.
2382 (tls_destructor): Delete it here.
2383 (__gthread_set_specific): Adjust installing the delete hook.
2384 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2385 __gthread_leave_tsd_dtor_context.
2387 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2389 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2391 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2393 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2395 (alpha_rtx_costs): Ditto.
2396 (emit_unlikely_jump): Use add_reg_note.
2397 (emit_frame_store_1): Ditto.
2398 (alpha_expand_prologue): Ditto.
2399 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2400 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2402 2009-04-23 Nick Clifton <nickc@redhat.com>
2404 * config/v850/v850.md (epilogue): Remove suppressed code.
2405 (return): Rename to return_simple and remove test of frame size.
2406 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2407 to gen_return_simple.
2409 2009-04-22 Jing Yu <jingyu@google.com>
2412 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2414 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2417 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2418 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2419 value is a VECTOR_CST, the element type is the element type of the
2422 2009-04-22 DJ Delorie <dj@redhat.com>
2424 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2426 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2428 * alias.c (find_base_term): Move around LO_SUM case, so that
2429 CONST falls through into PLUS/MINUS handling.
2432 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2433 into 0, use omit_one_operand.
2435 2009-04-23 Ben Elliston <bje@au.ibm.com>
2437 * config/rs6000/linux-unwind.h (get_regs): Remove type
2438 puns. Change the type of `pc' to an array of unsigned ints and
2439 update all users. Constify frame24.
2441 2009-04-22 DJ Delorie <dj@redhat.com>
2443 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2444 declarations before code.
2445 (current_function_special_page_vector): Likewise.
2446 (m32c_expand_insv): Silence a warning.
2448 2009-04-21 Taras Glek <tglek@mozilla.com>
2450 * alias.c: Update GTY annotations to new syntax.
2451 * basic-block.h: Likewise.
2452 * bitmap.h: Likewise.
2453 * c-common.h: Likewise.
2454 * c-decl.c: Likewise.
2455 * c-parser.c: Likewise.
2456 * c-pragma.c: Likewise.
2457 * c-tree.h: Likewise.
2458 * cfgloop.h: Likewise.
2459 * cgraph.h: Likewise.
2460 * config/alpha/alpha.c: Likewise.
2461 * config/arm/arm.h: Likewise.
2462 * config/avr/avr.h: Likewise.
2463 * config/bfin/bfin.c: Likewise.
2464 * config/cris/cris.c: Likewise.
2465 * config/darwin.c: Likewise.
2466 * config/frv/frv.c: Likewise.
2467 * config/i386/i386.c: Likewise.
2468 * config/i386/i386.h: Likewise.
2469 * config/i386/winnt.c: Likewise.
2470 * config/ia64/ia64.h: Likewise.
2471 * config/iq2000/iq2000.c: Likewise.
2472 * config/mips/mips.c: Likewise.
2473 * config/mmix/mmix.h: Likewise.
2474 * config/pa/pa.c: Likewise.
2475 * config/pa/pa.h: Likewise.
2476 * config/rs6000/rs6000.c: Likewise.
2477 * config/s390/s390.c: Likewise.
2478 * config/sparc/sparc.c: Likewise.
2479 * config/xtensa/xtensa.c: Likewise.
2480 * cselib.h: Likewise.
2481 * dbxout.c: Likewise.
2482 * dwarf2out.c: Likewise.
2483 * except.c: Likewise.
2484 * except.h: Likewise.
2485 * fixed-value.h: Likewise.
2486 * function.c: Likewise.
2487 * function.h: Likewise.
2488 * gimple.h: Likewise.
2489 * integrate.c: Likewise.
2490 * optabs.c: Likewise.
2491 * output.h: Likewise.
2494 * stringpool.c: Likewise.
2495 * tree-data-ref.c: Likewise.
2496 * tree-flow.h: Likewise.
2497 * tree-scalar-evolution.c: Likewise.
2498 * tree-ssa-address.c: Likewise.
2499 * tree-ssa-alias.h: Likewise.
2500 * tree-ssa-operands.h: Likewise.
2503 * varasm.c: Likewise.
2504 * varray.h: Likewise.
2506 * coretypes.h: Do not define GTY macro if it is already defined.
2507 * doc/gty.texi: Update GTY documentation to new syntax.
2508 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2509 annotations on structs.
2510 * gengtype-parse.c: Likewise.
2512 2009-04-22 Mark Heffernan <meheff@google.com>
2514 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2516 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2518 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2521 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2523 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2524 the same as a PLUS without a shift. Increase the cost of a
2527 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2529 * Makefile.in: Update dependencies.
2530 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2531 * errors.h: Remove bogus comment about compatibility.
2532 (warning): Update declaration.
2533 * genautomata.c: Update all calls to warning.
2534 * gimple.c: Do not include errors.h. Include toplev.h.
2535 * tree-ssa-structalias.c: Do not include errors.h.
2536 * omega.c: Likewise.
2537 * tree-ssa-reassoc.c: Likewise.
2538 * config/spu/spu-c.c: Likewise.
2539 * config/spu/t-spu-elf: Update dependencies.
2541 2009-04-22 Richard Guenther <rguenther@suse.de>
2543 PR tree-optimization/39824
2544 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2545 make sure the types are compatible.
2547 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2550 * c-common.c (c_parse_error): Take a token_flags parameter.
2551 Use token_type for the token type instead.
2552 Pass token_flags to cpp_type2name.
2553 * c-common.h (c_parse_error): Update declaration.
2554 * c-parser.c (c_parser_error): Pass 0 as token flags.
2556 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2558 PR rtl-optimization/39580
2559 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2561 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2563 * function.c (expand_function_end): Do not emit a jump to the "naked"
2564 return label for fall-through returns.
2565 * except.c (sjlj_emit_function_exit): Always place the call to the
2566 unregister function at the location installed by expand_function_end.
2568 2009-04-22 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/39845
2571 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2572 (gen_inbound_check): Likewise.
2574 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2576 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2578 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2579 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2581 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2583 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2584 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2585 shift counts to avoid out-of-bounds array accesses.
2587 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2589 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2590 (Pmode): Move above.
2592 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2594 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2595 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2596 GET_CODE macro. Use IN_RANGE macro where appropriate.
2597 * config/alpha/alpha.h: Ditto.
2598 * config/alpha/alpha.md: Ditto.
2599 * config/alpha/constraints.md: Ditto.
2600 * config/alpha/predicates.md: Ditto.
2602 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2604 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2605 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2606 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2607 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2608 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2609 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2610 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2611 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2612 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2613 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2614 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2615 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2616 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2617 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2618 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2619 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2620 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2621 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2622 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2623 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2624 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2625 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2626 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2627 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2628 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2629 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2630 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2632 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2634 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2635 references from comments.
2636 * cfgbuild.c: (count_basic_blocks): Delete.
2637 (find_basic_blocks_1): Delete.
2638 (find_basic_blocks): Delete.
2639 * except.c (finish_eh_generation): Make static. Move comment from
2640 except.h here. Remove find_basic_blocks references from comments.
2641 * except.h (finish_eh_generation): Delete.
2642 * basic-block.h (find_basic_blocks): Delete.
2643 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2645 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2647 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2648 (sdbout_parms): Likewise.
2650 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2652 * config/sh/sh.c (prepare_cbranch_operands): Use
2653 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2654 (expand_cbranchdi4): Likewise.
2655 (from_compare): Add cast to enum type.
2656 (expand_cbranchsi4): Use add_reg_note.
2657 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2658 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2659 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2660 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2661 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2662 instead of CODE_FOR_nothing.
2663 (cbranchdi4): Likewise. Fix the order of arguments for
2665 (push_fpscr): Use add_reg_note.
2666 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2667 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2669 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2671 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2672 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2673 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2674 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2675 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2676 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2677 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2678 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2679 config/alpha/x-vms, config/arc/t-arc,
2680 config/arm/README-interworking, config/arm/arm-c.c,
2681 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2682 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2683 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2684 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2685 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2686 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2687 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2688 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2689 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2690 config/cris/t-elfmulti, config/crx/t-crx,
2691 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2692 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2693 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2694 config/h8300/t-h8300, config/i386/athlon.md,
2695 config/i386/darwin-libgcc.10.4.ver,
2696 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2697 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2698 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2699 config/i386/t-linux64, config/i386/t-nwld,
2700 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2701 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2702 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2703 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2704 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2705 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2706 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2707 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2708 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2709 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2710 config/m68k/t-uclinux, config/mcore/t-mcore,
2711 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2712 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2713 config/mips/crtn.asm, config/mips/irix-crti.asm,
2714 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2715 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2716 config/mips/mips-fixed.md, config/mips/sb1.md,
2717 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2718 config/mips/t-iris6, config/mips/t-isa3264,
2719 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2720 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2721 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2722 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2723 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2724 config/mn10300/t-linux, config/mn10300/t-mn10300,
2725 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2726 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2727 config/picochip/libgccExtras/clzsi2.asm,
2728 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2729 config/rs6000/darwin-libgcc.10.4.ver,
2730 config/rs6000/darwin-libgcc.10.5.ver,
2731 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2732 config/rs6000/t-aix43, config/rs6000/t-aix52,
2733 config/rs6000/t-darwin, config/rs6000/t-fprules,
2734 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2735 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2736 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2737 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2738 config/rs6000/t-rtems, config/rs6000/t-spe,
2739 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2740 config/score/t-score-elf, config/sh/divcost-analysis,
2741 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2742 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2743 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2744 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2745 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2746 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2747 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2748 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2749 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2750 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2751 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2752 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2753 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2754 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2755 * config/h8300/genmova.sh: Include copyright and license notices
2756 in generated output.
2757 * config/h8300/mova.md: Regenerate.
2758 * doc/install.texi2html: Include word "Copyright" in copyright
2759 notice and use name "Free Software Foundation, Inc.".
2760 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2761 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2762 ChangeLog-2007, ChangeLog-2008: Correct dates.
2764 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2766 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2767 NE_EXPR operations as well.
2768 * c-parser.c (c_parser_condition): Do not set location information on
2770 (c_parser_conditional_expression): Likewise.
2771 (c_parser_binary_expression): Set location information on operators.
2772 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2773 TRUTH_NOT_EXPR has been folded.
2774 * fold-const.c (fold_truth_not_expr): Copy location information from
2775 the incoming expression to the outgoing one.
2776 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2777 recursive calls on the LHS of the operator but pass that of the
2778 operator to recursive calls on the RHS of the operator. Set it
2780 (shortcut_cond_expr): Set the locus of the operator on the second
2781 COND_EXPR and that of the expression on the first in degenerate cases.
2782 Pass the locus of the expression to calls to shortcut_cond_r.
2783 Set the locus of the 'then' block on the associated jump, if any.
2784 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2785 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2786 expression to call to gimplify_boolean_expr.
2788 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2790 * config.gcc: Add additional configuration for
2791 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2792 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2793 (CPP_SPEC): Redefine for allowing -municode option.
2794 (STARTFILE_SPEC): Likewise.
2795 * config/i386/t-mingw-w64: New.
2796 * config/i386/mingw-w64.opt: New.
2797 (municode): Add new target option.
2798 * doc/invoke.texi (municode): Add documentation for new option.
2800 2009-04-21 Ian Lance Taylor <iant@google.com>
2802 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2803 Correct test for number of arguments.
2804 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2806 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2808 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2809 argument of emit_library_call.
2811 2009-04-21 Richard Guenther <rguenther@suse.de>
2814 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2815 inside VIEW_CONVERT_EXPRs.
2817 2009-04-21 Martin Jambor <mjambor@suse.cz>
2819 * tree-switch-conversion.c (build_constructors): Split a long line.
2820 (constructor_contains_same_values_p): New function.
2821 (build_one_array): Create assigns of constants if possible, do not
2822 call mark_sym_for_renaming, call update_stmt.
2823 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2824 make_rename_temp. Do not call mark_symbols_for_renaming, call
2826 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2827 find_new_referenced_vars, call update_stmt.
2828 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2829 instead of calling make_rename_temp. Do not call
2830 find_new_referenced_vars or mark_symbols_for_renaming, call
2833 2009-04-21 Richard Guenther <rguenther@suse.de>
2835 PR tree-optimization/39827
2836 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2837 (tree_ssa_phiprop): Pass the correct array size.
2839 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2841 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2843 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2846 * c-typeck.c (lvalue_p): Move declaration ...
2847 * c-common.h (lvalue_p): ... to here.
2848 * c-common.c (candidate_equal_p): New.
2849 (add_tlist): Use it.
2850 (merge_tlist): Use it.
2851 (warn_for_collisions_1): Likewise.
2852 (warning_candidate_p): Accept more candidates.
2853 (verify_tree): A warning candidate can be an expression. Use
2856 2009-04-21 Ben Elliston <bje@au.ibm.com>
2859 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2860 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2861 options. Remove -mcall-solaris documentation.
2863 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2866 * doc/invoke.texi (-Wlong-long): Update description.
2867 * c-lex (interpret_integer): Only warn if there was no previous
2868 overflow and -Wlong-long is enabled.
2869 * c-decl.c (declspecs_add_type): Drop redundant flags.
2870 * c.opt (Wlong-long): Init to -1.
2871 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2872 and front-end warn_long_long. Wlong-long only depends on other
2873 flags if it is uninitialized.
2874 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2875 the same for CPP and FE.
2876 (restore_extension_diagnostics): Likewise.
2878 2009-04-20 Ian Lance Taylor <iant@google.com>
2880 Fix enum conversions which are invalid in C++:
2881 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2882 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2883 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2884 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2885 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2886 (dbxout_parms): Likewise.
2887 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2888 (df_clear_flags): Likewise.
2889 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2890 top_flag parameter to int.
2891 (df_chain_create_bb_process_use): Likewise.
2892 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2894 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2895 (df_ref_create_structure, df_def_record_1): Likewise.
2896 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2897 (df_notes_rescan): Change 0 to VOIDmode in function call.
2898 (df_get_call_refs, df_insn_refs_collect): Likewise.
2899 (df_bb_regs_collect): Likewise.
2900 (df_entry_block_defs_collect): Likewise.
2901 (df_exit_block_uses_collect): Likewise.
2902 * df.h: Update declarations.
2903 * double-int.c (double_int_divmod): Add cast to enum type.
2904 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2905 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2906 (based_loc_descr): Likewise.
2907 (loc_descriptor_from_tree_1): Change first_op and second_op to
2908 enum dwarf_location_atom. Add cast to enum type.
2909 * expmed.c (init_expmed): Change 0 to SET in function call.
2910 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2911 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2912 (do_store_flag): Likewise.
2913 * fixed-value.h (struct fixed_value): Change mode to enum
2915 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2916 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2918 (insert_insn_decl, insert_decl, insert_state): Likewise.
2919 (automata_list_finish): Likewise.
2920 * genrecog.c (process_define_predicate): Add cast to enum type.
2921 * gensupport.c (init_predicate_table): Add cast to enum type.
2922 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2924 (gimple_build_call_1, gimple_build_label): Likewise.
2925 (gimple_build_goto, gimple_build_asm_1): Likewise.
2926 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2927 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2928 (enum fallback): Rename from enum fallback_t.
2929 (fallback_t): Typedef as int.
2930 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2931 GSI_SAME_STMT in function call.
2932 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2934 (setup_reg_class_relations): Likewise.
2935 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2936 (setup_prohibited_class_mode_regs): Add cast to enum type.
2937 (setup_prohibited_mode_move_regs): Likewise.
2938 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2939 (record_address_regs): Change i to enum reg_class.
2940 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2941 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2942 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2943 (GET_MODE_2XWIDER_MODE): Likewise.
2944 (GET_CLASS_NARROWEST_MODE): Likewise.
2945 * omp-low.c (expand_omp_for): Add cast to enum type.
2946 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2947 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2948 * postreload.c (reload_cse_simplify_operands): Change rclass local
2950 * predict.c (combine_predictions_for_insn): Change best_predictor
2951 and predictor to enum br_predictor.
2952 (combine_predictions_for_bb): Likewise.
2953 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2954 use SET_PREDICT_EXPR_OUTCOME.
2955 * real.c (real_arithmetic): Change icode to code in function call.
2956 * reginfo.c (init_move_cost): Add casts to enum type.
2957 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2958 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2960 * reload.c (find_valid_class): Add casts to enum type.
2961 (push_reload): Change 0 to NO_REGS in function call.
2962 (find_reloads): Change this_alternative to array of enum
2963 reg_class. Remove some now-unnecessary casts.
2964 (make_memloc): Change 0 to VOIDmode in function call.
2965 * reload1.c (reload): Change 0 to VOIDmode in function call.
2966 (eliminate_regs_1, elimination_effects): Likewise.
2967 (eliminate_regs_in_insn): Likewise.
2968 (emit_input_reload_insns): Add cast to enum type.
2969 (delete_output_reload): Change 0 to VOIDmode in function call.
2970 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2971 to enum type in function call.
2972 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2973 (SET_PREDICT_EXPR_OUTCOME): Define.
2974 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2975 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2976 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2977 (dump_function): Likewise.
2978 * tree-dump.h: Update declarations.
2979 * tree-pass.h: Update declarations.
2980 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2981 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2983 (arm_rtx_costs_1): Correct parenthesization.
2984 (arm_rtx_costs): Add casts to enum type.
2985 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2986 (vfp_emit_fstmd): Use add_rg_note.
2987 (emit_multi_reg_push, emit_sfm): Likewise.
2988 (thumb_set_frame_pointer): Likewise.
2989 (arm_expand_prologue): Likewise.
2990 (arm_regno_class): Change return type to enum reg_class.
2991 (thumb1_expand_prologue): Use add_reg_note.
2992 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2993 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2995 * config/arm/gentune.sh: Add cast to enum type.
2996 * config/arm/arm-tune.md: Rebuild.
2997 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2998 (ix86_split_fp_branch, predict_jump): Likewise.
2999 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3000 insn_code to enum rtx_code.
3001 (ix86_builtin_vectorized_function): Add cast to enum type.
3002 * config/i386/i386.md (truncdfsf2): Change slot to enum
3004 (truncxf<mode>2, isinf<mode>2): Likewise.
3005 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3007 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3008 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3009 (insert_bundle_state): Change 1 to INSERT in function call.
3010 (ia64_add_bundle_selector_before): Likewise.
3011 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3012 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3013 (restore_stack_nonlocal): Likewise.
3014 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3016 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3018 (mips_rtx_costs): Likewise.
3019 (mips_override_options): Add casts to enum type.
3020 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3022 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3023 (store_reg, set_reg_plus_d): Likewise.
3024 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3025 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3027 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3029 (emit_unlikely_jump): Use add_reg_note.
3030 (rs6000_emit_allocate_stack): Likewise.
3031 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3032 (output_toc): Change 1 to INSERT in function call.
3033 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3034 (rs6000_initialize_trampoline): Likewise.
3035 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3037 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3038 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3039 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3040 (save_gprs): Use add_reg_note.
3041 (s390_emit_prologue): Likewise.
3042 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3043 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3044 (sparc_fold_builtin): Add cast to enum type.
3045 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3047 (spu_expand_prologue): Use add_reg_note.
3048 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3050 2009-04-20 Ian Lance Taylor <iant@google.com>
3052 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3053 (c_parser_postfix_expression_after_primary): Get VEC for list of
3054 arguments. Get original types of arguments. Call
3055 build_function_call_vec.
3056 (cached_expr_list_1, cached_expr_list_2): New static variables.
3057 (c_parser_expr_list): Change return type to VEC *. Add
3058 p_orig_types parameter. Change all callers.
3059 (c_parser_release_expr): New static function.
3060 (c_parser_vec_to_tree_list): New static function.
3061 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3062 call build_function_call_vec.
3063 (build_function_call_vec): New function, based on old
3064 build_function_call.
3065 (convert_arguments): Remove nargs and argarray parameters. Change
3066 values to a VEC. Add origtypes parameter.
3067 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3068 (convert_for_assignment): Add origtype parameter. Change all
3069 callers. If warn_cxx_compat, check for conversion to an enum
3070 type when calling a function.
3071 (store_init_value): Add origtype parameter. Change all callers.
3072 (digest_init): Likewise.
3073 (struct init_node): Add origtype field.
3074 (add_pending_init): Add origtype parameter. Change all callers.
3075 (output_init_element): Likewise.
3076 (output_pending_init_elements): Pass origtype from init_node to
3077 output_init_element.
3078 (process_init_element): Pass origtype from c_expr to
3079 output_init_element.
3080 (c_finish_return): Add origtype parameter. Change all callers.
3081 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3083 (sync_resolve_params): Likewise.
3084 (sync_resolve_return): Change params to first_param. Change caller.
3085 (resolve_overloaded_builtins): Change params to VEC *. Change
3086 callers. Save first parameter around call to build_function_call_vec.
3087 * c-decl.c (finish_decl): Add origtype parameter. Change all
3088 callers. Call build_function_call_vec rather than
3089 build_function_call for cleanup.
3090 * c-tree.h: Update declarations.
3091 * c-common.h: Update declarations.
3092 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3093 params to first_param.
3094 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3095 params parameter from tree to void *.
3096 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3097 Change arglist parameter to have type void *, and to be a pointer
3099 * config/rs6000/rs6000-protos.h
3100 (altivec_resolve_overloaded_builtin): Update declaration.
3101 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3102 fnargs parameter to have type void *, and to be a pointer to a
3103 VEC. Call build_function_call_vec instead of
3104 build_function_call.
3105 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3107 2009-04-20 Joey Ye <joey.ye@intel.com>
3108 Xuepeng Guo <xuepeng.guo@intel.com>
3109 H.J. Lu <hongjiu.lu@intel.com>
3111 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
3113 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
3114 (IX86_LEA_PRIORITY): Likewise.
3115 (distance_non_agu_define): New function.
3116 (distance_agu_use): Likewise.
3117 (ix86_lea_for_add_ok): Likewise.
3118 (ix86_dep_by_shift_count): Likewise.
3120 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
3121 should split for LEA.
3123 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
3125 (ix86_dep_by_shift_count): Likewise.
3127 2009-04-20 Richard Guenther <rguenther@suse.de>
3129 * expr.c (handled_component_p): Move ...
3130 * tree.h (handled_component_p): ... here.
3131 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
3132 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
3133 and REALPART_EXPR to be in one group.
3135 2009-04-20 Richard Guenther <rguenther@suse.de>
3137 * basic-block.h (get_all_dominated_blocks): Declare.
3138 * dominance.c (get_all_dominated_blocks): New function.
3139 * tree-cfg.c (get_all_dominated_blocks): Remove.
3140 (remove_edge_and_dominated_blocks): Adjust.
3141 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
3142 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
3143 instead of recursing.
3145 2009-04-20 Doug Kwan <dougkwan@google.com>
3147 * cgraph.h (cgraph_node_ptr): New type for vector functions.
3148 (struct cgraph_node_set_def): New type.
3149 (cgraph_node_set) New type. Also declare vector functions.
3150 (struct cgraph_node_set_element_def): New type.
3151 (cgraph_node_set_element): Ditto.
3152 (cgraph_node_set_iterator): New iterator type.
3153 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
3154 cgraph_node_set_remove, dump_cgraph_node_set,
3155 debug_cgraph_node_set): New prototypes.
3156 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
3157 cgraph_node_set_size): New inlines.
3158 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
3160 (struct ipa_opt_pass): Add struct cgraph_node_set_def
3161 argument to function 'write_summary'.
3162 * ipa.c: Include ggc.h.
3163 (hash_cgraph_node_set_element,
3164 eq_cgraph_node_set_element, cgraph_node_set_new,
3165 cgraph_node_set_add, cgraph_node_set_remove,
3166 cgraph_node_set_find, dump_cgraph_node_set,
3167 debug_cgraph_node_set): New functions.
3168 * Makefile.in (ipa.o): Add dependency on GGC_H.
3170 2009-04-20 Ira Rosen <irar@il.ibm.com>
3172 PR tree-optimization/39675
3173 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
3174 check of the return code of vect_schedule_slp. Check that
3175 stmt_vec_info still exists for the statement, before checking its
3178 2009-04-20 Michael Matz <matz@suse.de>
3180 * Makefile.in (generated_files): Take out $(simple_generated_c).
3182 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
3184 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
3185 (UINTPTR_TYPE): Likewise.
3187 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3190 * c-typeck.c (digest_init): Check for initializing an array with a
3193 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3196 * c-semantics.c (pop_stmt_list): Propagate
3197 STATEMENT_LIST_HAS_LABEL to parent statement list.
3199 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
3201 * config/mips/mips.h (mips_tune_attr): New macro.
3202 * config/mips/mips.md (cpu): Use it.
3204 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3207 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
3210 2009-04-19 Diego Novillo <dnovillo@google.com>
3212 * toplev.c (compile_file): Move call to coverage_finish ...
3213 * cgraphunit.c (ipa_passes): ... here.
3214 Call cgraph_process_new_functions.
3215 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
3216 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
3218 2009-04-19 Jan Hubicka <jh@suse.cz>
3220 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
3222 (dump_cgraph_node): Dump can throw external flag.
3223 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
3225 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3229 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
3230 * common.opt (Wlogical-op): Move from here...
3231 * c.opt (Wlogical-op): ... to here.
3232 * c-typeck.c (parser_build_binary_op): Update call to
3233 warn_logical_operator.
3234 * c-opts.c (c_common_post_options): Enable warn_logical_op with
3236 * c-common.c (warn_logical_op): Update.
3237 * c-common.h (warn_logical_op): Update declaration.
3239 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
3241 * tree.c (protected_set_expr_location): Fix formatting.
3243 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3246 * c-typeck.c (readonly_warning): new.
3247 (build_unary_op, build_modify_expr): Use readonly_warning for
3248 storing into something readonly but not const-qualified.
3250 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3253 * c-typeck.c (build_unary_op): Check for taking address of
3254 expression of type void.
3256 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3259 * c-typeck.c (build_function_call): Check for calling a function
3260 with qualified void return types. Call require_complete_type when
3263 2009-04-18 Jan Hubicka <jh@suse.cz>
3265 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
3267 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
3268 can_throw_external flag.
3269 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
3270 * ipa-pure-const.c (ignore_edge): New function.
3271 (propagate): Compute order for NOTHROW computation; set NOTHROWs
3272 only over can_throw_external edges.
3273 (local_pure_const): Add nothrow flag.
3274 * ipa-utils.c (searchc): Add ignore_edge callback.
3275 (ipa_utils_reduced_inorder): Add ignore_edge callback.
3276 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
3277 (set_nothrow_function_flags): Update cgraph.
3278 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
3280 2009-04-18 Richard Guenther <rguenther@suse.de>
3283 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
3284 (fold_stmt): ... this and ...
3285 (fold_stmt_inplace): ... this.
3286 (fold_stmt_1): Fold references in calls and asms.
3287 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
3289 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3291 * tree-vrp.c (ssa_name_nonzero_p): Remove.
3292 * tree.h: Remove the prototype for ssa_name_nonzero_p.
3294 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3296 * tree.c (function_args_count): Remove.
3297 * tree.h: Remove the prototype for function_args_count.
3299 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3301 * tree-iterator.c (expr_only): Remove.
3302 * tree.h: Remove the prototype for expr_only.
3304 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3306 * reginfo.c (cannot_change_mode_set_regs): Remove.
3307 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
3309 2009-04-08 Anatoly Sokolov <aesok@post.ru>
3311 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
3312 whether operands 0 and 1 overlaps.
3314 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3317 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
3318 pointer. Use warning_at instead of warning.
3319 (search_for_addr_array): Likewise.
3320 (check_array_bounds): Likewise.
3321 (check_all_array_refs): Check that the incoming edge is not in the
3322 list of edges to be removed.
3323 (check_all_array_refs): Avoid the temporal pointer.
3324 (vrp_visit_cond_stmt): Fix typo.
3325 (simplify_switch_using_ranges): Handle the case where the switch
3326 index is an integer constant.
3328 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
3330 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
3332 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3334 * doc/extend.texi, doc/invoke.texi: Fix typos.
3336 2009-04-17 Cary Coutant <ccoutant@google.com>
3338 * tree-flow-inline.h (get_lineno): Fix inverted test.
3340 2009-04-17 Diego Novillo <dnovillo@google.com>
3342 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3343 assertion for AVAIL_OUT.
3345 2009-04-17 Mike Frysinger <vapier@gentoo.org>
3348 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
3349 * config/sh/linux-atomic.asm: Likewise.
3351 2009-04-17 Diego Novillo <dnovillo@google.com>
3353 * except.c (debug_eh_tree): New.
3354 (struct eh_region, struct eh_status): Move ...
3355 * except.h: ... here.
3356 (add_type_for_runtime): Declare extern.
3357 (lookup_type_for_runtime): Likewise.
3358 (debug_eh_tree): Declare.
3359 * Makefile.in (GTFILES): List except.h before except.c
3361 2009-04-17 Diego Novillo <dnovillo@google.com>
3363 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3364 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3365 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3366 (find_vars_r): ... here.
3367 * tree-flow.h (find_referenced_vars_in): Declare.
3368 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3369 that AVAIL_OUT exists for BLOCK.
3370 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3371 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3372 (tree-parloops.o): Likewise.
3374 2009-04-17 Simon Baldwin <simonb@google.com>
3376 * toplev.c (default_tree_printer): Add handling for %E format.
3378 2009-04-17 Diego Novillo <dnovillo@google.com>
3380 * tree-pretty-print.c (dump_generic_node): Add break after
3381 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3382 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3383 FUNCTION_TYPE together. Call print_struct_decl when printing
3384 structures and TDF_SLIM is not given.
3385 (print_struct_decl): Fix logic for detecting recursion.
3387 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3390 * gcc.c (create_at_file): New.
3391 (compile_input_file_p): New.
3392 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3393 * main.c (main): Update call to toplev_main.
3394 * toplev.c (toplev_main): Change signature. Call expandargv.
3395 * toplev.h (toplev_main): Change signature.
3397 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3399 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3400 if the latter is not constant.
3402 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3404 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3406 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3408 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3409 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3411 2009-04-17 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3414 Handle component references view-converting an invariant address.
3416 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3418 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3419 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3420 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3421 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3422 Use @deftypevr rather than @deftypevar.
3424 2009-04-17 Richard Guenther <rguenther@suse.de>
3426 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3427 (get_prop_source_stmt): Likewise.
3428 (can_propagate_from): Likewise.
3430 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3432 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3433 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3434 (--with-multilib-list): Add default value.
3435 * configure: Regenerate.
3436 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3437 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3438 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3439 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3440 Don't add default cpu to multilib list unnecessarily, but do enable
3441 the relevant compiler option..
3442 Add support for --with-multilib-list=<blank> and
3443 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3444 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3445 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3446 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3448 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3449 (MULTILIB_OSDIRNAMES): New variable.
3450 * config/sh/t-1e: Delete file.
3451 * config/sh/t-mlib-sh1: Delete file.
3452 * config/sh/t-mlib-sh2: Delete file.
3453 * config/sh/t-mlib-sh2a: Delete file.
3454 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3455 * config/sh/t-mlib-sh2a-single: Delete file.
3456 * config/sh/t-mlib-sh2a-single-only: Delete file.
3457 * config/sh/t-mlib-sh2e: Delete file.
3458 * config/sh/t-mlib-sh3e: Delete file.
3459 * config/sh/t-mlib-sh4: Delete file.
3460 * config/sh/t-mlib-sh4-nofpu: Delete file.
3461 * config/sh/t-mlib-sh4-single: Delete file.
3462 * config/sh/t-mlib-sh4-single-only: Delete file.
3463 * config/sh/t-mlib-sh4a: Delete file.
3464 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3465 * config/sh/t-mlib-sh4a-single: Delete file.
3466 * config/sh/t-mlib-sh4a-single-only: Delete file.
3467 * config/sh/t-mlib-sh4al: Delete file.
3468 * config/sh/t-mlib-sh5-32media: Delete file.
3469 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3470 * config/sh/t-mlib-sh5-64media: Delete file.
3471 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3472 * config/sh/t-mlib-sh5-compact: Delete file.
3473 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3474 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3475 * doc/install.texi (Options specification): Add
3476 --with-multilib-list and --with-endian.
3478 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3480 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3482 (OBJS-common): Add plugin-version.o.
3483 (plugin-version.o): New.
3484 * gcc-plugin.h (plugin_gcc_version): New.
3485 (plugin_default_version_check): New.
3486 (plugin_init_func, plugin_init): Add version argument.
3487 * plugin-version.c: New.
3488 * plugin.c (str_plugin_gcc_version_name): New.
3489 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3490 pass it to the init function.
3491 (plugin_default_version_check): New.
3493 2009-04-17 Richard Guenther <rguenther@suse.de>
3495 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3496 for decl-vs-decl disambiguation.
3498 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3500 * config/s390/s390.h (s390_tune_attr): New macro definition.
3501 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3503 2009-04-17 Richard Guenther <rguenther@suse.de>
3505 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3506 (fold_stmt_r): Likewise.
3507 (maybe_fold_reference): New function.
3508 (fold_gimple_assign): Handle cases fold_stmt_r did.
3509 (fold_stmt): Do not use fold_stmt_r.
3510 (fold_stmt_inplace): Likewise.
3512 2009-04-17 Richard Guenther <rguenther@suse.de>
3514 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3515 (record_equivalences_from_stmt): Remove useless checks and
3517 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3518 the type is already suitable.
3520 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3522 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3524 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3526 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3527 (CMPtype): Define as __gcc_CMPtype.
3529 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3531 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3532 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3534 2009-04-17 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/39746
3537 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3538 special-casing for builtins and static variable use/def.
3539 (call_may_clobber_ref_p_1): Likewise.
3541 2009-04-16 Ian Lance Taylor <iant@google.com>
3543 * df.h: Include "timevar.h".
3544 (struct df_problem): Change tv_id field to timevar_id_t.
3545 * tree-pass.h: Include "timevar.h".
3546 (struct opt_pass): Change tv_id field to timevar_id_t.
3547 * timevar.h (timevar_id_t): Define TV_NONE.
3548 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3549 TV_NONE rather than tv_id != 0.
3550 (execute_one_pass): Likewise.
3551 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3552 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3553 dependencies to $(TREE_PASS_H).
3554 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3556 (pass_branch_target_load_optimize2): Likewise.
3557 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3558 (pass_outof_cfg_layout_mode): Likewise.
3559 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3560 (pass_rebuild_cgraph_edges): Likewise.
3561 (pass_remove_cgraph_callee_edges): Likewise.
3562 * df-core.c (pass_df_initialize_opt): Likewise.
3563 (pass_df_initialize_no_opt): Likewise.
3564 (pass_df_finish): Likewise.
3565 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3566 * except.c (pass_set_nothrow_function_flags): Likewise.
3567 (pass_convert_to_eh_region_ranges): Likewise.
3568 * final.c (pass_compute_alignments): Likewise.
3569 * function.c (pass_instantiate_virtual_regs): Likewise.
3570 (pass_init_function): Likewise.
3571 (pass_leaf_regs): Likewise.
3572 (pass_match_asm_constraints): Likewise.
3573 * gimple-low.c (pass_lower_cf): Likewise.
3574 (pass_mark_used_blocks): Likewise.
3575 * init-regs.c (pass_initialize_regs): Likewise.
3576 * integrate.c (pass_initial_value_sets): Likewise.
3577 * ira.c (pass_ira): Likewise.
3578 * jump.c (pass_cleanup_barriers): Likewise.
3579 * omp-low.c (pass_expand_omp): Likewise.
3580 (pass_lower_omp): Likewise.
3581 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3582 * recog.c (pass_split_all_insns): Likewise.
3583 (pass_split_after_reload): Likewise.
3584 (pass_split_before_regstack): Likewise.
3585 (pass_split_before_sched2): Likewise.
3586 (pass_split_for_shorten_branches): Likewise.
3587 * reginfo.c (pass_reginfo_init): Likewise.
3588 (pass_subregs_of_mode_init): Likewise.
3589 (pass_subregs_of_mode_finish): Likewise.
3590 * passes.c (pass_postreload): Likewise.
3591 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3592 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3593 (pass_warn_function_return): Likewise.
3594 (pass_warn_function_noreturn): Likewise.
3595 * tree-complex.c (pass_lower_complex): Likewise.
3596 (pass_lower_complex_O0): Likewise.
3597 * tree-if-conv.c (pass_if_conversion): Likewise.
3598 * tree-into-ssa.c (pass_build_ssa): Likewise.
3599 * tree-mudflap.c (pass_mudflap_1): Likewise.
3600 (pass_mudflap_2): Likewise.
3601 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3602 (pass_mudflap_2): Likewise.
3603 * tree-nrv.c (pass_return_slot): Likewise.
3604 * tree-object-size.c (pass_object_sizes): Likewise.
3605 * tree-optimize.c (pass_all_optimizations): Likewise.
3606 (pass_early_local_passes): Likewise.
3607 (pass_all_early_optimizations): Likewise.
3608 (pass_cleanup_cfg): Likewise.
3609 (pass_cleanup_cfg_post_optimizing): Likewise.
3610 (pass_free_datastructures): Likewise.
3611 (pass_free_cfg_annotations): Likewise.
3612 (pass_fixup_cfg): Likewise.
3613 (pass_init_datastructures): Likewise.
3614 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3615 (pass_late_warn_uninitialized): Likewise.
3616 (pass_update_address_taken): Likewise.
3617 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3618 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3619 (pass_cse_sincos): Likewise.
3620 (pass_convert_to_rsqrt): Likewise.
3621 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3622 * tree-stdarg.c (pass_stdarg): Likewise.
3623 * tree-tailcall.c (pass_tail_recursion): Likewise.
3624 (pass_tail_calls): Likewise.
3625 * tree-vect-generic.c (pass_lower_vector): Likewise.
3626 (pass_lower_vector_ssa): Likewise.
3627 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3629 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3631 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3633 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3635 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3636 logical and signext.
3638 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3641 * config/sh/predicates.md (arith_operand): Check if the operand
3642 of TRUNCATE is a REG.
3644 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3646 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3647 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3649 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3651 * tree-iterator.c (tsi_split_statement_list_after,
3652 tsi_split_statement_list_before): Remove.
3653 * tree-iterator.h: Remove the prototypes for
3654 tsi_split_statement_list_after and tsi_split_statement_list_before.
3656 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3658 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3659 * tree-ssa-propagate.h: Remove the prototype for
3660 stmt_makes_single_load.
3662 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3664 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3665 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3667 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3669 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3671 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3673 * except.c (eh_region_outer_p): Remove.
3674 * except.h: Remove the prototype for eh_region_outer_p.
3676 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3678 * function.c (current_function_assembler_name): Remove.
3679 * function.h: Remove the prototype for
3680 current_function_assembler_name.
3682 2009-04-16 Ian Lance Taylor <iant@google.com>
3684 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3685 (add_reg_note): Call alloc_reg_note.
3686 * rtl.h (alloc_reg_note): Declare.
3687 * combine.c (try_combine): Use alloc_reg_note.
3688 (recog_for_combine, move_deaths): Likewise.
3689 (distribute_notes): Use alloc_reg_note and add_reg_note.
3690 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3691 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3692 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3694 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3696 PR rtl-optimization/39762
3697 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3698 ira_may_move_out_cost): Add comments about way of their usage.
3699 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3701 * ira-conflicts.c (process_regs_for_copy): Use function
3702 ira_get_register_move_cost instead of global
3703 ira_register_move_cost.
3705 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3706 color_pass, move_spill_restore, update_curr_costs): Ditto.
3708 * ira-lives.c (process_single_reg_class_operands): Ditto.
3710 * ira-emit.c (emit_move_list): Ditto.
3712 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3713 (record_reg_classes): Ditto. Use functions
3714 ira_get_register_move_cost and ira_get_may_move_cost instead of
3715 global vars ira_register_move_cost, ira_may_move_out_cost and
3716 ira_may_move_in_cost.
3717 (record_address_regs): Don't call ira_init_register_move_cost.
3718 Use function ira_get_may_move_cost instead of global
3719 ira_may_move_in_cost.
3720 (process_bb_node_for_hard_reg_moves): Use function
3721 ira_get_register_move_cost instead of global ira_register_move_cost.
3722 (ira_costs): Don't call ira_init_register_move_cost.
3724 2009-04-16 Richard Guenther <rguenther@suse.de>
3726 * tree-cfg.c (verify_gimple_assign_binary):
3727 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3728 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3729 (create_general_new_stmt): Note that this function is broken.
3731 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3733 * common.opt (fhelp): Add Var(help_flag).
3734 * gcc-plugin.h (plugin_info): Add help.
3735 * plugin.c (plugin_name_args): Add help.
3736 (register_plugin_info): Set plugin->help.
3737 (print_help_one_plugin): New.
3738 (print_plugins_help): New.
3739 * plugin.h (print_plugins_help): New.
3740 * toplev.c (toplev_main): Call print_plugins_help if needed.
3742 2009-04-16 Richard Guenther <rguenther@suse.de>
3744 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3745 (gimple_ior_addresses_taken_1): New function.
3746 (gimple_ior_addresses_taken): Likewise.
3747 * gimple.h (struct gimple_statement_with_ops_base): Remove
3748 addresses_taken member.
3749 (gimple_ior_addresses_taken): Declare.
3750 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3751 gimple_set_addresses_taken): Remove.
3752 * ipa-reference.c (mark_address): New function.
3753 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3754 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3755 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3756 (gimple_add_to_addresses_taken): Remove.
3757 (get_tmr_operands): Call mark_address_taken.
3758 (get_asm_expr_operands): Likewise.
3759 (get_expr_operands): Likewise.
3760 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3761 (free_stmt_operands): Do not free it.
3762 * tree-ssa.c (delete_tree_ssa): Likewise.
3763 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3765 2009-04-16 Richard Guenther <rguenther@suse.de>
3767 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3768 (walk_stmt_load_store_ops): Likewise.
3769 * gimple.c (get_base_loadstore): New function.
3770 (walk_stmt_load_store_addr_ops): Likewise.
3771 (walk_stmt_load_store_ops): Likewise.
3772 * ipa-pure-const.c (check_op): Simplify.
3773 (check_load, check_store): New functions.
3774 (check_stmt): Use walk_stmt_load_store_ops.
3775 * ipa-reference.c (mark_load): Adjust signature.
3776 (mark_store): Likewise.
3777 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3779 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3781 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3783 * opts.c (common_handle_option): Don't call print_version.
3784 * plugin.c (plugin_name_args): Add version.
3785 (register_plugin_info): New.
3786 (register_callback): Handle PLUGIN_INFO.
3787 (try_init_one_plugin): New.
3788 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3790 (finalize_one_plugin): New.
3791 (finalize_plugins): New.
3792 (print_one_plugin): New.
3793 (print_plugins_versions): New.
3794 * plugin.h (print_plugins_versions): New.
3795 (finalize_plugins): New.
3796 * toplev.c (compile_file): Don't call initialize_plugins.
3797 (print_version): Call print_plugins_versions.
3798 (toplev_main): Call initialize_plugins. Print version if needed.
3799 Call finalize_plugins.
3801 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3803 * common.opt (fversion): New.
3804 * gcc.c (print_version): New.
3805 (process_command): Don't print the version. Just set print_version.
3806 (main): Print version. Call subprocesses if print_version and
3807 verbose_flag are set.
3808 * opts.c (common_handle_option): Handle OPT_fversion.
3810 2009-04-16 Richard Guenther <rguenther@suse.de>
3811 Ira Rosen <irar@il.ibm.com>
3813 PR tree-optimization/39698
3814 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3815 type of the reduction variable. Only generate the def if
3818 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3819 make sure to first convert to an integer of the same precision.
3820 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3821 the type of the evolution correctly in computing the new
3822 induction variable base.
3824 2009-04-16 Richard Guenther <rguenther@suse.de>
3827 * tree-cfg.c (make_blocks): Split statements with to-be
3828 abnormal SSA names on the lhs.
3830 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3832 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3833 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3834 * c-typeck.c (really_start_incremental_init): Likewise.
3835 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3836 (TARGET_INITIALIZER): Remove it.
3837 * target.h (struct target): Remove vector_opaque_p.
3838 * tree.c (build_opaque_vector_type): New.
3839 * tree.h (TYPE_VECTOR_OPAQUE): New.
3840 (build_opaque_vector_type): Declare.
3841 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3842 * config/rs6000/rs6000.c (build_opaque_vector_type,
3843 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3844 (rs6000_init_builtins): Use build_opaque_vector_type for
3845 opaque_V4SI_type_node.
3847 2009-04-15 Catherine Moore <clm@codesourcery.com>
3849 * debug.h (set_name): Declare.
3850 * dwarf2out.c (dwarf2out_set_name): Declare.
3851 (dwarf2_debug_hooks): Add set_name.
3852 (find_AT_string): New.
3853 (add_AT_string): Call find_AT_string.
3854 (dwarf2out_set_name): New.
3855 * cp/decl.c (grokdeclarator): Call set_name.
3856 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3857 * debug.c (do_nothing_debug_hooks): Likewise.
3858 * dbxout.c (dbx_debug_hooks): Likewise.
3859 * sdbout.c (sdb_debug_hooks): Likewise.
3861 2009-04-15 Michael Eager <eager@eagercon.com>
3863 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3864 reg for single-precision FPU.
3865 * config/rs6000/rs6000.md (movsi_internal1): Only for
3867 (movsi_internal1_single): New. Add pattern to move SI values to/from
3868 single-precision FP regs.
3870 2009-04-15 Richard Guenther <rguenther@suse.de>
3872 * omp-low.c (lower_rec_input_clauses): Build correct address
3874 (expand_omp_for_generic): Fix multiplication type.
3875 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3876 (generate_memset_zero): Fix types.
3877 * tree-profile.c (prepare_instrumented_value): Correctly
3880 2009-04-15 Ian Lance Taylor <iant@google.com>
3882 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3883 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3884 for -Wall and for -Wc++-compat.
3885 (c_common_post_options): For C++, set warn_enum_compare if not
3887 * c-tree.h (struct c_expr): Add field original_type.
3888 (build_external_ref): Update declaration.
3889 * c-parser.c (c_parser_braced_init): Set original_type.
3890 (c_parser_initelt): Likewise.
3891 (c_parser_expr_no_commas): Likewise.
3892 (c_parser_conditional_expression): Likewise.
3893 (c_parser_cast_expression): Likewise.
3894 (c_parser_unary_expression): Likewise. Pull setting of
3895 original_code to top of function.
3896 (c_parser_sizeof_expression): Set original_type.
3897 (c_parser_alignof_expression): Likewise.
3898 (c_parser_postfix_expression): Likewise. Pull setting of
3899 original_code to top of function.
3900 (c_parser_postfix_expression_after_paren_type): Set original_type.
3901 (c_parser_postfix_expression_after_primary): Likewise.
3902 (c_parser_expression): Likewise.
3903 * c-typeck.c (build_external_ref): Add type parameter. Change all
3905 (c_expr_sizeof_expr): Set original_type field.
3906 (parser_build_unary_op): Likewise.
3907 (parser_build_binary_op): Likewise. Optionally warn about
3908 comparisons of enums of different types.
3909 (digest_init): Set original_type field.
3910 (really_start_incremental_init): Likewise.
3911 (push_init_level, pop_init_level): Likewise.
3912 * doc/invoke.texi (Warning Options): -Wenum-compare now
3915 2009-04-15 Richard Guenther <rguenther@suse.de>
3917 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3918 out a necessary conversion.
3919 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3920 names we didn't value number.
3921 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3923 2009-04-15 Richard Guenther <rguenther@suse.de>
3925 PR tree-optimization/39764
3926 * tree-ssa-ccp.c (get_value): Canonicalize value with
3927 canonicalize_float_value.
3929 2009-04-15 Jan Hubicka <jh@suse.cz>
3931 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3932 Wrong version of patch.
3934 2009-04-15 Jan Hubicka <jh@suse.cz>
3936 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3938 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3940 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3941 our distinct integral and vector types.
3943 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3945 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3946 * init.c (build_vtbl_address): Remove call to assemble_external.
3948 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3950 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3951 output for other floating point modes.
3953 2009-04-14 Diego Novillo <dnovillo@google.com>
3955 * diagnostic.c (diagnostic_report_diagnostic): Do not
3956 warn about loaded plugins for DK_ERROR and DK_WARNING.
3957 * c-decl.c (declspecs_add_type): Move call to
3958 invoke_plugin_callbacks ...
3959 * c-parser.c (c_parser_declspecs): ... here.
3960 * plugin.c (dump_active_plugins): Tidy output.
3962 2009-04-14 Diego Novillo <dnovillo@google.com>
3963 Le-Chun Wu <lcwu@google.com>
3965 * configure.ac: Add --enable-plugin support.
3966 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3967 * Makefile.in (PLUGIN_H): Define.
3968 Export ENABLE_PLUGIN and GMPINC to site.exp.
3969 Add PLUGINLIBS to link command.
3970 Add/modify dependencies for plugin.o and files including plugin.h.
3972 * config.in: Regenerate.
3974 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3977 2009-04-14 Le-Chun Wu <lcwu@google.com>
3979 * tree-pass.h (register_one_dump_file): Add a prototype for
3980 register_one_dump_file.
3981 * toplev.c (compile_file): Call initialize_plugins.
3982 (do_compile): Call invoke_plugin_callbacks.
3983 (toplev_main): Call invoke_plugin_callbacks.
3984 * common.opt: Add -fplugin= and -fplugin-arg-.
3985 * gcc-plugin.h: New public header file for plugins to include.
3986 * plugin.c: New source file.
3987 * plugin.h: New internal header file.
3988 * passes.c (register_one_dump_file): Make it external.
3990 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3992 2009-04-14 Diego Novillo <dnovillo@google.com>
3994 * doc/plugins.texi: New.
3995 * doc/gccint.texi: Add reference to Plugins chapter.
3996 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3997 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3998 loaded plugins, if any.
3999 * timevar.def (TV_PLUGIN_INIT): Define.
4000 (TV_PLUGIN_RUN): Define.
4001 * plugin.c: Include timevar.h
4002 (plugins_active_p): New.
4003 (dump_active_plugins): New.
4004 (debug_active_plugins): New.
4006 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4008 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4010 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4012 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4014 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4015 the same as a minus without a shift.
4017 2009-04-14 Nick Clifton <nickc@redhat.com>
4019 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4020 comparisons with small integers will always produce a short
4023 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4026 2008-12-19 Diego Novillo <dnovillo@google.com>
4028 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4030 2009-04-14 Richard Guenther <rguenther@suse.de>
4032 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4034 (verify_gimple_assign_binary): Likewise. Handle shifts and
4036 (verify_gimple_phi): Print the mismatched argument position.
4037 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4039 (vect_update_init_of_dr): Likewise.
4040 * matrix-reorg.c (transform_access_sites): Do what the
4042 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4044 2009-04-13 Michael Eager <eager@eagercon.com>
4046 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4047 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4048 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4049 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4050 remove duplicate config
4052 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4054 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4055 file_name:line_number type locator of the call site.
4057 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4059 * genautomata.c: Put blank after comma.
4060 (automaton_decls): New.
4061 (struct unit_usage): Add comments to member next.
4062 (store_alt_unit_usage): Keep the list ordered.
4063 (unit_present_on_list_p, equal_alternatives_p): New.
4064 (check_regexp_units_distribution): Check units distribution
4065 correctness correctly.
4066 (main): Don't write automata if error is found. Return correct
4069 * config/m68k/cf.md (cfv4_ds): Remove.
4070 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4071 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4073 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4074 power4-load-ext, power4-store, power4-store-update,
4075 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4076 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4077 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4078 power4-sqrt, power4-isync): Modify reservation to make correct
4079 unit distribution to automata.
4081 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4082 power5-store-update, power5-two, power5-three, power5-lmul,
4083 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4085 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4087 * except.c (pass_set_nothrow_function_flags): Set name and add
4089 (set_nothrow_function_flags): Mention in the dump file when
4090 changing a function to nothrow.
4092 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4095 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4096 instead of unsigned long.
4098 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4100 * config/arm/arm.c (return_used_this_function): Remove.
4101 (arm_output_function_prologue): Remove use of
4102 return_used_this_function.
4103 (output_return_instruction): Replace use of
4104 return_used_this_function
4105 by cfun->machine->return_used_this_function.
4106 (arm_output_epilogue): Likewise.
4107 (arm_output_function_epilogue): Likewise.
4108 (thumb_unexpanded_epilogue): Likewise.
4109 * config/arm/arm.h (struct machine_function):
4110 New member return_used_this_function.
4112 2009-04-12 Mark Mitchell <mark@codesourcery.com>
4114 * doc/install.texi: Correct description of default directory for
4115 --with-gxx-include-dir.
4117 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
4119 * fold-const.c (build_range_check): Properly deal with enumeral and
4122 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
4124 * doc/invoke.texi (max_gcse_passes): Remove documentation.
4125 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
4126 * params.h (MAX_GCSE_PASSES): Remove.
4127 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
4128 in sequence. Remove ability to run multiple passes.
4129 (bypass_jumps): Report run as third CPROP pass.
4131 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
4134 * except.c (can_throw_external): Look at each insn in a SEQUENCE
4135 when deciding whether the whole SEQUENCE can throw.
4137 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
4140 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
4141 offseted label references.
4143 2009-04-11 Jan Hubicka <jh@suse.cz>
4145 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
4147 2009-04-11 Richard Guenther <rguenther@suse.de>
4150 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
4151 return variables as TREE_ADDRESSABLE.
4153 2009-04-11 Richard Guenther <rguenther@suse.de>
4155 PR tree-optimization/39713
4156 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
4157 reference trees have SSA_NAME operands.
4159 2009-04-11 Richard Guenther <rguenther@suse.de>
4162 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
4163 address expressions.
4165 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
4167 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
4168 match changes in Cygwin 1.7
4169 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
4170 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
4172 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4174 PR tree-optimization/39701
4175 * doc/invoke.texi (Optimization Options): Document change in
4176 meaning and initialization of -fdelete-null-pointer-checks.
4178 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4181 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
4183 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
4186 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
4188 2009-04-10 Chao-ying Fu <fu@mips.com>
4190 * doc/tm.texi (Instruction Output): Document
4191 TARGET_ASM_FINAL_POSTSCAN_INSN.
4192 * target.h (final_postscan_insn): New field in asm_out.
4193 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4194 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
4195 * final.c (final_scan_insn): Call
4196 targetm.asm_out.final_postscan_insn after outputting
4197 an asm macro and a normal instruction.
4199 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
4200 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
4201 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
4202 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
4203 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4205 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4208 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
4209 variables as non-NULL even with -fdelete-null-pointer-checks.
4211 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
4215 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4218 * config/i386/i386.c (classify_argument): Handle SCmode with
4219 (bit_offset % 64) != 0.
4221 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
4223 * doc/invoke.texi (Optimize Options): Add cross-reference to
4224 -Q --help=optimizers examples.
4226 2009-04-10 Ben Elliston <bje@au.ibm.com>
4229 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
4230 regalign for the reg == fpr and TDmode case.
4232 2009-04-09 David Ayers <ayers@fsfe.org>
4235 * objc/objc-act.c (warn_with_method): Remove helper function.
4236 (check_duplicates): Call warning and inform directly.
4237 (really_start_method): Likewise.
4239 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4241 * expmed.c (expand_divmod): Always use a comparison for a division
4242 by a large unsigned integer.
4244 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
4245 for things others than variables or functions as nonzero.
4247 2009-04-09 Nick Clifton <nickc@redhat.com>
4249 * unwind-compat.c: Change copyright header to refer to version
4250 3 of the GNU General Public License with version 3.1 of the
4251 GCC Runtime Library Exception and to point readers at the
4252 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
4253 * config/alpha/crtfastmath.c: Likewise.
4254 * config/alpha/linux-unwind.h: Likewise.
4255 * config/alpha/qrnnd.asm: Likewise.
4256 * config/alpha/vms-crt0-64.c: Likewise.
4257 * config/alpha/vms-crt0.c: Likewise.
4258 * config/alpha/vms-dwarf2.asm: Likewise.
4259 * config/alpha/vms-dwarf2eh.asm: Likewise.
4260 * config/alpha/vms-psxcrt0-64.c: Likewise.
4261 * config/alpha/vms-psxcrt0.c: Likewise.
4262 * config/alpha/vms_tramp.asm: Likewise.
4263 * config/arc/initfini.c: Likewise.
4264 * config/arc/lib1funcs.asm: Likewise.
4265 * config/arm/bpabi-v6m.S: Likewise.
4266 * config/arm/bpabi.S: Likewise.
4267 * config/arm/bpabi.c: Likewise.
4268 * config/arm/crti.asm: Likewise.
4269 * config/arm/crtn.asm: Likewise.
4270 * config/arm/ieee754-df.S: Likewise.
4271 * config/arm/ieee754-sf.S: Likewise.
4272 * config/arm/lib1funcs.asm: Likewise.
4273 * config/arm/libunwind.S: Likewise.
4274 * config/arm/linux-atomic.c: Likewise.
4275 * config/arm/mmintrin.h: Likewise.
4276 * config/arm/pr-support.c: Likewise.
4277 * config/arm/unaligned-funcs.c: Likewise.
4278 * config/arm/unwind-arm.c: Likewise.
4279 * config/arm/unwind-arm.h: Likewise.
4280 * config/avr/libgcc.S: Likewise.
4281 * config/bfin/crti.s: Likewise.
4282 * config/bfin/crtlibid.s: Likewise.
4283 * config/bfin/crtn.s: Likewise.
4284 * config/bfin/lib1funcs.asm: Likewise.
4285 * config/bfin/linux-unwind.h: Likewise.
4286 * config/cris/arit.c: Likewise.
4287 * config/cris/cris_abi_symbol.c: Likewise.
4288 * config/darwin-64.c: Likewise.
4289 * config/darwin-crt2.c: Likewise.
4290 * config/darwin-crt3.c: Likewise.
4291 * config/darwin.h: Likewise.
4292 * config/dbxelf.h: Likewise.
4293 * config/dfp-bit.c: Likewise.
4294 * config/dfp-bit.h: Likewise.
4295 * config/elfos.h: Likewise.
4296 * config/fixed-bit.c: Likewise.
4297 * config/fixed-bit.h: Likewise.
4298 * config/fp-bit.c: Likewise.
4299 * config/fp-bit.h: Likewise.
4300 * config/fr30/crti.asm: Likewise.
4301 * config/fr30/crtn.asm: Likewise.
4302 * config/fr30/lib1funcs.asm: Likewise.
4303 * config/freebsd-spec.h: Likewise.
4304 * config/frv/cmovd.c: Likewise.
4305 * config/frv/cmovh.c: Likewise.
4306 * config/frv/cmovw.c: Likewise.
4307 * config/frv/frvbegin.c: Likewise.
4308 * config/frv/frvend.c: Likewise.
4309 * config/frv/lib1funcs.asm: Likewise.
4310 * config/glibc-stdint.h: Likewise.
4311 * config/h8300/clzhi2.c: Likewise.
4312 * config/h8300/crti.asm: Likewise.
4313 * config/h8300/crtn.asm: Likewise.
4314 * config/h8300/ctzhi2.c: Likewise.
4315 * config/h8300/fixunssfsi.c: Likewise.
4316 * config/h8300/lib1funcs.asm: Likewise.
4317 * config/h8300/parityhi2.c: Likewise.
4318 * config/h8300/popcounthi2.c: Likewise.
4319 * config/i386/ammintrin.h: Likewise.
4320 * config/i386/att.h: Likewise.
4321 * config/i386/avxintrin.h: Likewise.
4322 * config/i386/biarch64.h: Likewise.
4323 * config/i386/bmmintrin.h: Likewise.
4324 * config/i386/cpuid.h: Likewise.
4325 * config/i386/cross-stdarg.h: Likewise.
4326 * config/i386/crtfastmath.c: Likewise.
4327 * config/i386/crtprec.c: Likewise.
4328 * config/i386/cygming-crtbegin.c: Likewise.
4329 * config/i386/cygming-crtend.c: Likewise.
4330 * config/i386/cygwin.asm: Likewise.
4331 * config/i386/emmintrin.h: Likewise.
4332 * config/i386/gmm_malloc.h: Likewise.
4333 * config/i386/gthr-win32.c: Likewise.
4334 * config/i386/i386.h: Likewise.
4335 * config/i386/immintrin.h: Likewise.
4336 * config/i386/linux-unwind.h: Likewise.
4337 * config/i386/linux64.h: Likewise.
4338 * config/i386/mm3dnow.h: Likewise.
4339 * config/i386/mmintrin-common.h: Likewise.
4340 * config/i386/mmintrin.h: Likewise.
4341 * config/i386/nmmintrin.h: Likewise.
4342 * config/i386/pmm_malloc.h: Likewise.
4343 * config/i386/pmmintrin.h: Likewise.
4344 * config/i386/smmintrin.h: Likewise.
4345 * config/i386/sol2-c1.asm: Likewise.
4346 * config/i386/sol2-ci.asm: Likewise.
4347 * config/i386/sol2-cn.asm: Likewise.
4348 * config/i386/sol2-gc1.asm: Likewise.
4349 * config/i386/tmmintrin.h: Likewise.
4350 * config/i386/unix.h: Likewise.
4351 * config/i386/w32-unwind.h: Likewise.
4352 * config/i386/wmmintrin.h: Likewise.
4353 * config/i386/x86-64.h: Likewise.
4354 * config/i386/x86intrin.h: Likewise.
4355 * config/i386/xmmintrin.h: Likewise.
4356 * config/ia64/crtbegin.asm: Likewise.
4357 * config/ia64/crtend.asm: Likewise.
4358 * config/ia64/crtfastmath.c: Likewise.
4359 * config/ia64/crti.asm: Likewise.
4360 * config/ia64/crtn.asm: Likewise.
4361 * config/ia64/fde-glibc.c: Likewise.
4362 * config/ia64/lib1funcs.asm: Likewise.
4363 * config/ia64/linux-unwind.h: Likewise.
4364 * config/ia64/quadlib.c: Likewise.
4365 * config/ia64/unwind-ia64.c: Likewise.
4366 * config/linux.h: Likewise.
4367 * config/m32c/m32c-lib1.S: Likewise.
4368 * config/m32c/m32c-lib2-trapv.c: Likewise.
4369 * config/m32c/m32c-lib2.c: Likewise.
4370 * config/m32r/initfini.c: Likewise.
4371 * config/m68hc11/larith.asm: Likewise.
4372 * config/m68hc11/m68hc11-crt0.S: Likewise.
4373 * config/m68k/cf.md: Likewise.
4374 * config/m68k/crti.s: Likewise.
4375 * config/m68k/crtn.s: Likewise.
4376 * config/m68k/lb1sf68.asm: Likewise.
4377 * config/m68k/linux-unwind.h: Likewise.
4378 * config/mcore/crti.asm: Likewise.
4379 * config/mcore/crtn.asm: Likewise.
4380 * config/mcore/lib1.asm: Likewise.
4381 * config/mips/linux-unwind.h: Likewise.
4382 * config/mips/loongson.h: Likewise.
4383 * config/mips/mips16.S: Likewise.
4384 * config/mmix/crti.asm: Likewise.
4385 * config/mmix/crtn.asm: Likewise.
4386 * config/pa/fptr.c: Likewise.
4387 * config/pa/hpux-unwind.h: Likewise.
4388 * config/pa/lib2funcs.asm: Likewise.
4389 * config/pa/linux-atomic.c: Likewise.
4390 * config/pa/linux-unwind.h: Likewise.
4391 * config/pa/milli64.S: Likewise.
4392 * config/pa/quadlib.c: Likewise.
4393 * config/pa/stublib.c: Likewise.
4394 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4395 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4396 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4397 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4398 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4399 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4400 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4401 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4402 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4403 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4404 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4405 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4406 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4407 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4408 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4409 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4410 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4411 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4412 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4413 * config/rs6000/750cl.h: Likewise.
4414 * config/rs6000/altivec.h: Likewise.
4415 * config/rs6000/biarch64.h: Likewise.
4416 * config/rs6000/crtresfpr.asm: Likewise.
4417 * config/rs6000/crtresgpr.asm: Likewise.
4418 * config/rs6000/crtresxfpr.asm: Likewise.
4419 * config/rs6000/crtresxgpr.asm: Likewise.
4420 * config/rs6000/crtsavfpr.asm: Likewise.
4421 * config/rs6000/crtsavgpr.asm: Likewise.
4422 * config/rs6000/darwin-asm.h: Likewise.
4423 * config/rs6000/darwin-fallback.c: Likewise.
4424 * config/rs6000/darwin-fpsave.asm: Likewise.
4425 * config/rs6000/darwin-ldouble.c: Likewise.
4426 * config/rs6000/darwin-tramp.asm: Likewise.
4427 * config/rs6000/darwin-unwind.h: Likewise.
4428 * config/rs6000/darwin-vecsave.asm: Likewise.
4429 * config/rs6000/darwin-world.asm: Likewise.
4430 * config/rs6000/e500crtres32gpr.asm: Likewise.
4431 * config/rs6000/e500crtres64gpr.asm: Likewise.
4432 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4433 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4434 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4435 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4436 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4437 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4438 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4439 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4440 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4441 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4442 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4443 * config/rs6000/eabi-ci.asm: Likewise.
4444 * config/rs6000/eabi-cn.asm: Likewise.
4445 * config/rs6000/eabi.asm: Likewise.
4446 * config/rs6000/linux-unwind.h: Likewise.
4447 * config/rs6000/linux64.h: Likewise.
4448 * config/rs6000/paired.h: Likewise.
4449 * config/rs6000/paired.md: Likewise.
4450 * config/rs6000/ppc64-fp.c: Likewise.
4451 * config/rs6000/ppu_intrinsics.h: Likewise.
4452 * config/rs6000/rs6000.h: Likewise.
4453 * config/rs6000/si2vmx.h: Likewise.
4454 * config/rs6000/sol-ci.asm: Likewise.
4455 * config/rs6000/sol-cn.asm: Likewise.
4456 * config/rs6000/spe.h: Likewise.
4457 * config/rs6000/spu2vmx.h: Likewise.
4458 * config/rs6000/sysv4.h: Likewise.
4459 * config/rs6000/tramp.asm: Likewise.
4460 * config/rs6000/vec_types.h: Likewise.
4461 * config/s390/linux-unwind.h: Likewise.
4462 * config/s390/tpf-unwind.h: Likewise.
4463 * config/score/crti.asm: Likewise.
4464 * config/score/crtn.asm: Likewise.
4465 * config/sh/crt1.asm: Likewise.
4466 * config/sh/crti.asm: Likewise.
4467 * config/sh/crtn.asm: Likewise.
4468 * config/sh/divtab-sh4-300.c: Likewise.
4469 * config/sh/divtab-sh4.c: Likewise.
4470 * config/sh/divtab.c: Likewise.
4471 * config/sh/lib1funcs-4-300.asm: Likewise.
4472 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4473 * config/sh/lib1funcs.asm: Likewise.
4474 * config/sh/lib1funcs.h: Likewise.
4475 * config/sh/linux-atomic.asm: Likewise.
4476 * config/sh/linux-unwind.h: Likewise.
4477 * config/sh/shmedia.h: Likewise.
4478 * config/sh/sshmedia.h: Likewise.
4479 * config/sh/ushmedia.h: Likewise.
4480 * config/sparc/crtfastmath.c: Likewise.
4481 * config/sparc/linux-unwind.h: Likewise.
4482 * config/sparc/sol2-c1.asm: Likewise.
4483 * config/sparc/sol2-ci.asm: Likewise.
4484 * config/sparc/sol2-cn.asm: Likewise.
4485 * config/spu/divmodti4.c: Likewise.
4486 * config/spu/divv2df3.c: Likewise.
4487 * config/spu/float_disf.c: Likewise.
4488 * config/spu/float_unsdidf.c: Likewise.
4489 * config/spu/float_unsdisf.c: Likewise.
4490 * config/spu/float_unssidf.c: Likewise.
4491 * config/spu/mfc_multi_tag_release.c: Likewise.
4492 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4493 * config/spu/mfc_tag_release.c: Likewise.
4494 * config/spu/mfc_tag_reserve.c: Likewise.
4495 * config/spu/mfc_tag_table.c: Likewise.
4496 * config/spu/multi3.c: Likewise.
4497 * config/spu/spu_internals.h: Likewise.
4498 * config/spu/spu_intrinsics.h: Likewise.
4499 * config/spu/spu_mfcio.h: Likewise.
4500 * config/spu/vec_types.h: Likewise.
4501 * config/spu/vmx2spu.h: Likewise.
4502 * config/stormy16/stormy16-lib2.c: Likewise.
4503 * config/svr4.h: Likewise.
4504 * config/sync.c: Likewise.
4505 * config/v850/lib1funcs.asm: Likewise.
4506 * config/vxlib-tls.c: Likewise.
4507 * config/vxlib.c: Likewise.
4508 * config/vxworks-dummy.h: Likewise.
4509 * config/xtensa/crti.asm: Likewise.
4510 * config/xtensa/crtn.asm: Likewise.
4511 * config/xtensa/ieee754-df.S: Likewise.
4512 * config/xtensa/ieee754-sf.S: Likewise.
4513 * config/xtensa/lib1funcs.asm: Likewise.
4514 * config/xtensa/lib2funcs.S: Likewise.
4515 * config/xtensa/linux-unwind.h: Likewise.
4516 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4517 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4518 * coretypes.h: Likewise.
4519 * crtstuff.c: Likewise.
4520 * defaults.h: Likewise.
4521 * dwarf2.h: Likewise.
4522 * emutls.c: Likewise.
4523 * gbl-ctors.h: Likewise.
4524 * gcov-io.h: Likewise.
4525 * ginclude/float.h: Likewise.
4526 * ginclude/iso646.h: Likewise.
4527 * ginclude/stdarg.h: Likewise.
4528 * ginclude/stdbool.h: Likewise.
4529 * ginclude/stddef.h: Likewise.
4530 * ginclude/stdfix.h: Likewise.
4531 * ginclude/stdint-gcc.h: Likewise.
4532 * ginclude/tgmath.h: Likewise.
4533 * gthr-aix.h: Likewise.
4534 * gthr-dce.h: Likewise.
4535 * gthr-gnat.c: Likewise.
4536 * gthr-gnat.h: Likewise.
4537 * gthr-lynx.h: Likewise.
4538 * gthr-mipssde.h: Likewise.
4539 * gthr-nks.h: Likewise.
4540 * gthr-posix.c: Likewise.
4541 * gthr-posix.h: Likewise.
4542 * gthr-posix95.h: Likewise.
4543 * gthr-rtems.h: Likewise.
4544 * gthr-single.h: Likewise.
4545 * gthr-solaris.h: Likewise.
4546 * gthr-tpf.h: Likewise.
4547 * gthr-vxworks.h: Likewise.
4548 * gthr-win32.h: Likewise.
4550 * libgcc2.c: Likewise.
4551 * libgcc2.h: Likewise.
4552 * libgcov.c: Likewise.
4553 * tsystem.h: Likewise.
4554 * typeclass.h: Likewise.
4555 * unwind-c.c: Likewise.
4556 * unwind-compat.h: Likewise.
4557 * unwind-dw2-fde-compat.c: Likewise.
4558 * unwind-dw2-fde-darwin.c: Likewise.
4559 * unwind-dw2-fde-glibc.c: Likewise.
4560 * unwind-dw2-fde.c: Likewise.
4561 * unwind-dw2-fde.h: Likewise.
4562 * unwind-dw2.c: Likewise.
4563 * unwind-dw2.h: Likewise.
4564 * unwind-generic.h: Likewise.
4565 * unwind-pe.h: Likewise.
4566 * unwind-sjlj.c: Likewise.
4567 * unwind.inc: Likewise.
4568 * config/arm/neon-gen.ml: Change generated copyright header to
4569 refer to version 3 of the GNU General Public License with
4570 version 3.1 of the GCC Runtime Library Exception and to point
4571 readers at the COPYING3 and COPYING3.RUNTIME files and the
4572 FSF's license web page.
4573 * config/arm/arm_neon.h: Regenerate.
4575 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4577 * config/cris/cris.md: Change copyright header to refer to version
4578 3 of the GNU General Public License.
4579 * doc/install.texi2html: Change copyright header to refer to version
4580 3 of the GNU General Public License and to point readers at the
4581 COPYING3 file and the FSF's license web page.
4582 * config/vax/linux.h: Likewise.
4584 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4586 * config/i386/i386.md (cmpcc): New.
4587 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4588 (sync_compare_and_swap_cc*): Delete.
4590 * config/s390/s390.c (s390_compare_emitted): Remove.
4591 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4592 s390_compare_emitted used to be handled. Assert that modes match.
4593 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4594 refer to sync_compare_and_swap_ccsi.
4595 * config/s390/s390.h (s390_compare_emitted): Remove.
4596 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4597 instead of s390_compare_emitted.
4598 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4599 instead of s390_compare_emitted.
4600 * config/s390/s390.md (cmpcc): New.
4601 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4602 CC_REGNUM, do not pretend it's set.
4603 (sync_compare_and_swap_cc*): Delete.
4604 * config/s390/predicates.md (cc_reg_operand): New.
4606 * expr.c (sync_compare_and_swap_cc): Delete.
4607 * optabs.h (sync_compare_and_swap_cc): Delete.
4608 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4609 is being used with can_compare_p.
4610 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4612 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4613 look for a MODE_CC set instead. Use emit_store_flag.
4614 (expand_compare_and_swap_loop): Likewise, with some additional
4615 complication to avoid a force_reg when useless. Use
4616 emit_cmp_and_jump_insns.
4617 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4618 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4619 sync_compare_and_swap documentation.
4621 2009-04-09 Jan Hubicka <jh@suse.cz>
4623 * except.c (find_prev_try): Break out from ....
4624 (duplicate_eh_regions): ... here; properly update prev_try pointers
4625 when duplication part of tree.
4626 (dump_eh_tree): Improve dumping.
4627 (verify_eh_region): New.
4628 (verify_eh_tree): Use it.
4630 2009-04-06 Richard Guenther <rguenther@suse.de>
4632 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4633 &ARRAY addresses by adjusting their types and prepending
4635 * tree-cfg.c (verify_gimple_assign_single): Verify that
4636 addresses are correct.
4638 2009-04-09 Richard Guenther <rguenther@suse.de>
4640 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4641 indices into an array reference if possible.
4642 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4643 Fold POINTER_PLUS_EXPR statements with invariant address.
4645 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4648 * config.gcc (powerpc64-*-linux*): Always build biarch.
4650 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4653 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4654 it and pedwarn if this results in an INTEGER_CST.
4656 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4658 * doc/install.texi: Update minimum GMP version. Remove obsolete
4659 text in MPFR section.
4661 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4663 * dwarf2out.c (class_scope_p): New static inline.
4664 (class_or_namespace_scope_p): Use it.
4665 (gen_variable_die): Use DW_TAG_member tag for static data member
4666 declarations instead of DW_TAG_variable.
4669 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4672 2009-04-08 Richard Guenther <rguenther@suse.de>
4674 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4675 valueize random data.
4677 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4679 * config.gcc (aix tm_file): Add aix-stdint.h.
4680 (aix tm clause use_gcc_stdint): Set to wrap.
4681 * config/rs6000/aix-stdint.h: New file.
4683 2009-04-08 Richard Guenther <rguenther@suse.de>
4686 * tree-dfa.c (add_referenced_var): Do not recurse into
4687 global initializers.
4688 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4690 (fold_const_aggregate_ref): Likewise.
4692 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4694 * recog.c (ordered_comparison_operator): New.
4695 * gensupport.c (std_preds): Add it.
4696 * doc/md.texi (Machine-Independent Predicates): Document it.
4698 2009-04-08 Jan Hubicka <jh@suse.cz>
4700 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4701 * function.h (rtl_eh): Remove exception_handler_label_map.
4702 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4703 remove_exception_handler_label, for_each_eh_label_1): Remove.
4704 (rtl_remove_unreachable_regions): Remove.
4705 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4706 (find_exception_handler_labels): Don't build the hashtable.
4707 (maybe_remove_eh_handler): Remove.
4708 (for_each_eh_label): Rewrite to walk the tree.
4709 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4710 * except.h (maybe_remove_eh_handler): Remove.
4711 * passes.c (init_optimization_passes): Schedule second EH cleanup
4713 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4714 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4716 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4718 * genoutput.c (validate_optab_operands): New.
4719 (gen_insn, gen_expand): Call it.
4721 * genflags.c (gen_insn): Detect misused iterators.
4722 (main): Pass line_no to gen_insn, exit with status 1 on error.
4724 * genextract.c (line_no): Make global.
4725 (VEC_safe_set_locstr): Change assertion to error message.
4726 (main): Exit with status 1 on error.
4728 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4732 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4733 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4734 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4735 * c-convert.c (convert): Do not call fold on results of conversion
4736 functions when the result is a C_MAYBE_CONST_EXPR.
4737 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4738 of __builtin_choose_expr.
4739 * c-typeck.c (remove_c_maybe_const_expr): New.
4740 (build_unary_op, build_conditional_expr, build_compound_expr,
4741 build_binary_op, c_objc_common_truthvalue_conversion): Call
4742 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4745 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4747 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4748 CODE to produce a new one. Add a prototype to use fold_convert_const
4750 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4753 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4754 mix declarations and code.
4756 2009-04-08 Ben Elliston <bje@au.ibm.com>
4758 * gcc.c: Replace `CC' with `GCC' throughout.
4760 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4762 * doc/invoke.texi: Document Atom support.
4764 2009-04-07 Jason Merrill <jason@redhat.com>
4767 * c-common.h, c-common.c: Add flag_pretty_templates.
4768 * c-opts.c (c_common_handle_option): Set it.
4769 * c.opt: Add -fno-pretty-templates.
4770 * doc/invoke.texi (C++ Dialect Options): Likewise.
4772 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4774 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4775 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4776 (ia64_expand_builtin): Likewise.
4778 2009-04-07 Martin Jambor <mjambor@suse.cz>
4780 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4781 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4782 ADDR_EXPRS are include too.
4784 2009-04-07 Richard Guenther <rguenther@suse.de>
4786 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4787 decls are only used if passes as parameters or if they are
4788 local statics and the call is not to a builtin.
4789 (call_may_clobber_ref_p_1): Likewise.
4791 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4793 * expr.c (do_store_flag): Remove last argument. Simplify code
4794 to avoid duplication of tests already done by can_compare_p.
4795 (expand_expr_real_1): Adjust caller.
4797 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4799 * optabs.c (can_compare_p): Test the predicate of a
4800 cbranch and cstore pattern.
4802 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4804 * expr.c (convert_move): Use emit_store_flag instead of
4807 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4809 * config/i386/i386.c (ix86_compare_emitted): Remove.
4810 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4811 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4812 * config/i386/i386.h (ix86_compare_emitted): Remove.
4813 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4814 instead of ix86_compare_emitted.
4815 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4817 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4819 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4820 Add t-sysroot-suffix to tmake_file.
4821 * config/print-sysroot-suffix.sh: New file.
4822 * config/t-sysroot-suffix: New file.
4824 2009-04-07 Ben Elliston <bje@au.ibm.com>
4826 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4827 as the latter produces a warning when the target does not support
4830 2009-04-07 Ben Elliston <bje@au.ibm.com>
4832 * dfp.c: Replace type punning assignments with memcpy throughout.
4833 * Makefile.in (dfp.o-warn): Remove.
4835 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4838 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4839 Include soft-fp/t-softfp after rs6000/t-linux64.
4841 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4843 * stor-layout.c (set_sizetype): Use the full precision of their
4844 machine mode for bitsize types.
4846 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4848 * config/i386/i386.md: Revert 2 accidental checkins.
4850 2009-04-06 Joey Ye <joey.ye@intel.com>
4851 Xuepeng Guo <xuepeng.guo@intel.com>
4852 H.J. Lu <hongjiu.lu@intel.com>
4854 Atom pipeline model, tuning and insn selection.
4855 * config.gcc (atom): Add atom config options and target.
4857 * config/i386/atom.md: New.
4859 * config/i386/i386.c (atom_cost): New cost.
4860 (m_ATOM): New macro flag.
4861 (initial_ix86_tune_features): Set m_ATOM.
4862 (x86_accumulate_outgoing_args): Likewise.
4863 (x86_arch_always_fancy_math_387): Likewise.
4864 (processor_target): Add Atom cost.
4865 (cpu_names): Add Atom cpu name.
4866 (override_options): Set Atom ISA.
4867 (ix86_issue_rate): New case PROCESSOR_ATOM.
4868 (ix86_adjust_cost): Likewise.
4870 * config/i386/i386.h (TARGET_ATOM): New target macro.
4871 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4872 (TARGET_OPT_AGU): New target option.
4873 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4874 (processor_type): Add PROCESSOR_ATOM.
4876 * config/i386/i386.md (cpu): Add new value "atom".
4877 (use_carry, movu): New attr.
4878 (atom.md): Include atom.md.
4879 (adddi3_carry_rex64): Set attr "use_carry".
4880 (addqi3_carry): Likewise.
4881 (addhi3_carry): Likewise.
4882 (addsi3_carry): Likewise.
4883 (*addsi3_carry_zext): Likewise.
4884 (subdi3_carry_rex64): Likewise.
4885 (subqi3_carry): Likewise.
4886 (subhi3_carry): Likewise.
4887 (subsi3_carry): Likewise.
4888 (x86_movdicc_0_m1_rex64): Likewise.
4889 (*x86_movdicc_0_m1_se): Likewise.
4890 (x86_movsicc_0_m1): Likewise.
4891 (*x86_movsicc_0_m1_se): Likewise.
4892 (*adddi_1_rex64): Emit add insn as much as possible.
4893 (*addsi_1): Likewise.
4894 (return_internal): Set atom_unit.
4895 (return_internal_long): Likewise.
4896 (return_pop_internal): Likewise.
4897 (*rcpsf2_sse): Set atom_sse_attr attr.
4898 (*qrt<mode>2_sse): Likewise.
4899 (*prefetch_sse): Likewise.
4901 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4903 (ix86_target_macros_internal): Likewise.
4905 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4906 (*prefetch_sse_rex): Likewise.
4907 (sse_rcpv4sf2): Likewise.
4908 (sse_vmrcpv4sf2): Likewise.
4909 (sse_sqrtv4sf2): Likewise.
4910 (<sse>_vmsqrt<mode>2): Likewise.
4911 (sse_ldmxcsr): Likewise.
4912 (sse_stmxcsr): Likewise.
4913 (*sse_sfence): Likewise.
4914 (sse2_clflush): Likewise.
4915 (*sse2_mfence): Likewise.
4916 (*sse2_lfence): Likewise.
4917 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4918 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4919 (avx_movdqu<avxmodesuffix>): Likewise.
4920 (avx_lddqu<avxmodesuffix>): Likewise.
4921 (sse2_movntv2di): Change attr "type" to "ssemov".
4922 (sse2_movntsi): Likewise.
4923 (rsqrtv8sf2): Change attr "type" to "sseadd".
4924 (sse3_addsubv2df3): Set attr "atom_unit".
4925 (sse3_h<plusminus_insn>v4sf3): Likewise.
4926 (*sse2_pmaddwd): Likewise.
4927 (*vec_extractv2di_1_rex64): Likewise.
4928 (*vec_extractv2di_1_avx): Likewise.
4929 (sse2_psadbw): Likewise.
4930 (ssse3_phaddwv8hi3): Likewise.
4931 (ssse3_phaddwv4hi3): Likewise.
4932 (ssse3_phadddv4si3): Likewise.
4933 (ssse3_phadddv2si3): Likewise.
4934 (ssse3_phaddswv8hi3): Likewise.
4935 (ssse3_phaddswv4hi3): Likewise.
4936 (ssse3_phsubwv8hi3): Likewise.
4937 (ssse3_phsubwv4hi3): Likewise.
4938 (ssse3_phsubdv4si3): Likewise.
4939 (ssse3_phsubdv2si3): Likewise.
4940 (ssse3_phsubswv8hi3): Likewise.
4941 (ssse3_phsubswv4hi3): Likewise.
4942 (ssse3_pmaddubsw128): Likewise.
4943 (sse3_pmaddubsw: Likewise.
4944 (ssse3_palignrti): Likewise.
4945 (ssse3_palignrdi): Likewise.
4947 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4949 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4951 2009-04-06 Richard Guenther <rguenther@suse.de>
4953 PR tree-optimization/28868
4954 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4955 of which PHI results we inserted.
4956 (insert_into_preds_of_block): Record inserted PHIs.
4957 (eliminate): Eliminate redundant PHI nodes.
4958 (init_pre): Init inserted_phi_names.
4960 2009-04-06 Richard Guenther <rguenther@suse.de>
4962 PR tree-optimization/39643
4963 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4964 IMAGPART_EXPRs of complex constants.
4965 (execute_fold_all_builtins): If we folded a call queue
4966 TODO_update_address_taken.
4968 2009-04-06 Jan Hubicka <jh@suse.cz>
4971 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4974 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4976 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4978 (ic_invalidate_array): Likewise.
4980 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4982 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4983 alignment for library calls.
4985 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4987 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4988 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4989 * config/i386/mingw-stdint.h: New file.
4991 2009-04-05 Richard Guenther <rguenther@suse.de>
4993 PR tree-optimization/39648
4994 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4995 our &A vs. &A[0] IL deficiencies.
4997 2009-04-04 Jan Hubicka <jh@suse.cz>
4999 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5000 removed toplevel regions.
5001 (sjlj_mark_call_sites): Likewise.
5003 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5005 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5006 (cygwin tm clause use_gcc_stdint): Set to wrap.
5007 * config/i386/cygwin-stdint.h: New file.
5009 2009-04-04 Richard Guenther <rguenther@suse.de>
5011 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5012 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5013 single-argument PHIs if we are in loop-closed SSA form.
5014 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5015 for the pre-condition.
5016 (slpeel_tree_peel_loop_to_edge): Likewise.
5017 (vect_build_loop_niters): Take an optional sequence to append stmts.
5018 (vect_generate_tmps_on_preheader): Likewise.
5019 (vect_do_peeling_for_loop_bound): Take extra guards for the
5021 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5022 the cost model check.
5023 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5024 guards if we are going to peel. Do not apply versioning in that case.
5025 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5026 (vect_do_peeling_for_loop_bound): Likewise.
5027 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5028 loop bound only record extra pre-conditions, do not apply loop
5031 2009-04-04 Richard Guenther <rguenther@suse.de>
5033 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5036 2009-04-04 Jan Hubicka <jh@suse.cz>
5038 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5039 last_basic_block for size of bb->index indexed array.
5040 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5041 compute_out, link_btr_uses, build_btr_def_use_webs,
5042 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5044 2009-04-04 Jan Hubicka <jh@suse.cz>
5046 * except.c (remove_eh_handler_and_replace): Break out from ...
5047 (remove_eh_handler): ... here.
5048 (bring_to_root): New function.
5049 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5050 handled ones, bring others to root of tree.
5052 2009-04-04 Jan Hubicka <jh@suse.cz>
5054 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5055 (all_phis_safe_to_merge): New function.
5056 (update_info): New structure.
5057 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5058 (cleanup_empty_eh): Update SSA if possible.
5060 2009-04-04 Richard Guenther <rguenther@suse.de>
5062 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5063 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5064 (append_vuse): Likewise.
5066 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5068 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5069 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5070 instead of REG_UNSAVED for DW_CFA_undefined.
5071 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5072 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5075 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5078 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5079 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5080 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5082 2009-04-04 Richard Guenther <rguenther@suse.de>
5084 PR tree-optimization/8781
5085 PR tree-optimization/37892
5086 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5087 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5088 (valueize_refs): Call it for *& valueizations.
5089 (shared_reference_ops_from_ref): Rename to ...
5090 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5091 (shared_reference_ops_from_call): Rename to ...
5092 (valueize_shared_reference_ops_from_call): ... this and valueize.
5093 (vn_reference_lookup): Update.
5094 (visit_reference_op_call): Likewise.
5095 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5096 (eliminate): Value-replace the call address in call statements.
5098 2009-04-04 Richard Guenther <rguenther@suse.de>
5100 PR tree-optimization/39636
5101 * tree-ssa-forwprop.c
5102 (forward_propagate_addr_into_variable_array_index): Check for
5103 GIMPLE_ASSIGN before accessing the rhs code.
5105 2009-04-03 Jason Merrill <jason@redhat.com>
5107 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
5109 2009-04-03 Steve Ellcey <sje@cup.hp.com>
5111 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
5112 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
5113 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
5114 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
5115 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5116 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
5117 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
5118 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
5119 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
5120 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
5121 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
5122 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
5123 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
5124 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
5125 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
5126 Use fr_reg_or_fp01_operand instead of fr_register_operand
5128 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
5129 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
5130 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
5132 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
5134 PR rtl-optimization/39607
5135 PR rtl-optimization/39631
5139 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5140 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5141 instead of DF_LR_OUT.
5142 * ira-lives.c (process_bb_node_lives): Ditto.
5143 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5144 instead of DF_LR_{OUT,IN}.
5145 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5146 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5148 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
5150 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
5151 (execute_lower_omp): Always run but take the short way out if -fopenmp
5153 (gate_lower_omp): Remove, forcing the pass manager to always run the
5154 pass and always set PROP_gimple_lomp.
5155 (pass_lower_omp): Remove gate function.
5156 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
5157 PROP_trees. Instead, require it.
5158 * ipa-cp.c (pass_ipa_cp): Likewise.
5159 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
5160 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
5161 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
5162 and PROP_gimple_leh.
5164 2009-04-03 Richard Guenther <rguenther@suse.de>
5167 PR tree-optimization/23940
5168 PR tree-optimization/33237
5171 PR tree-optimization/36201
5172 PR tree-optimization/36230
5173 PR tree-optimization/38049
5174 PR tree-optimization/38207
5175 PR tree-optimization/38230
5176 PR tree-optimization/38301
5177 PR tree-optimization/38585
5179 PR tree-optimization/38985
5180 PR tree-optimization/39299
5181 * tree-ssa-structalias.h: Remove.
5182 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
5183 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
5184 (struct vuse_element_d): Remove.
5185 (struct vuse_vec_d): Likewise.
5186 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
5187 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
5188 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
5189 VUSE_ELEMENT_VAR): Likewise.
5190 (struct voptype_d): Likewise.
5191 (NUM_VOP_FREE_BUCKETS): Likewise.
5192 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
5193 (struct stmt_operands_d): Remove.
5194 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
5195 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
5196 VDEF_NUM, VDEF_VECT): Likewise.
5197 (copy_virtual_operands): Remove.
5198 (operand_build_cmp): Likewise.
5199 (create_ssa_artificial_load_stmt): Likewise.
5200 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
5201 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
5202 vuse_index and mayuse_index members. Pack and move done and iter_type
5203 members to the front.
5204 (SSA_OP_VMAYUSE): Remove.
5205 (SSA_OP_VIRTUAL_USES): Adjust.
5206 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
5207 (unlink_stmt_vdef): Declare.
5208 (add_to_addressable_set): Remove.
5209 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
5210 (vrp_visit_stmt): Likewise.
5211 * doc/tree-ssa.texi (Alias analysis): Update.
5212 * doc/invoke.texi (max-aliased-vops): Remove docs.
5213 (avg-aliased-vops): Likewise.
5214 * tree-into-ssa.c (syms_to_rename): Remove.
5215 (need_to_update_vops_p): Likewise.
5216 (need_to_initialize_update_ssa_p): Rename to ...
5217 (update_ssa_initialized_fn): ... this. Track function we are
5219 (symbol_marked_for_renaming): Simplify.
5220 (add_new_name_mapping): Do not set need_to_update_vops_p.
5221 (dump_currdefs): Use SYMS_TO_RENAME.
5222 (rewrite_update_stmt): Always walk all uses/defs.
5223 (dump_update_ssa): Adjust.
5224 (init_update_ssa): Take function argument. Track what we are
5226 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
5227 (create_new_def_for): Initialize for cfun, assert we are initialized
5229 (mark_sym_for_renaming): Simplify.
5230 (mark_set_for_renaming): Do not initialize update-ssa.
5231 (need_ssa_update_p): Simplify. Take function argument.
5232 (name_mappings_registered_p): Assert we ask for the correct function.
5233 (name_registered_for_update_p): Likewise.
5234 (ssa_names_to_replace): Likewise.
5235 (release_ssa_name_after_update_ssa): Likewise.
5236 (update_ssa): Likewise. Use SYMS_TO_RENAME.
5237 (dump_decl_set): Do not print a newline.
5238 (debug_decl_set): Do it here.
5239 (dump_update_ssa): And here.
5240 * tree-ssa-loop-im.c (move_computations): Adjust.
5241 (movement_possibility): Likewise.
5242 (determine_max_movement): Likewise.
5243 (gather_mem_refs_stmt): Likewise.
5244 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
5246 * tree-complex.c (update_all_vops): Remove.
5247 (expand_complex_move): Adjust.
5248 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
5249 Simplify test for memory referencing statement. Exclude
5250 non-invariant ADDR_EXPRs.
5251 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
5252 * tree-loop-distribution.c (generate_memset_zero): Adjust.
5253 (rdg_flag_uses): Likewise.
5254 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
5256 (tree_optimize_tail_calls_1): Also split the
5257 edge from the entry block if we have degenerate PHI nodes in
5258 the first basic block.
5259 * tree.c (init_ttree): Remove memory-tag related code.
5260 (tree_code_size): Likewise.
5261 (tree_node_structure): Likewise.
5262 (build7_stat): Re-write to be build6_stat.
5263 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
5264 (SSA_VAR_P): Adjust.
5265 (struct tree_memory_tag): Remove.
5266 (struct tree_memory_partition_tag): Likewise.
5267 (union tree_node): Adjust.
5268 (build7): Re-write to be build6.
5269 * tree-pass.h (pass_reset_cc_flags): Remove.
5270 (TODO_update_address_taken): New flag.
5271 (pass_simple_dse): Remove.
5272 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
5273 * params.h (MAX_ALIASED_VOPS): Remove.
5274 (AVG_ALIASED_VOPS): Likewise.
5275 * omp-low.c (expand_omp_taskreg): Update SSA form.
5276 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
5277 aliases the lhs in a copy stmt.
5278 * tree-ssa-dse.c (struct address_walk_data): Remove.
5279 (memory_ssa_name_same): Likewise.
5280 (memory_address_same): Likewise.
5281 (get_kill_of_stmt_lhs): Likewise.
5282 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
5283 unused stores. Look through PHI nodes into post-dominated regions.
5284 (dse_optimize_stmt): Simplify. Properly remove stores.
5285 (tree_ssa_dse): Compute dominators.
5286 (execute_simple_dse): Remove.
5287 (pass_simple_dse): Likewise.
5288 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
5289 gimple_loaded_syms and gimple_stored_syms computation.
5290 * toplev.c (dump_memory_report): Dump alias and pta stats.
5291 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
5292 (vn_reference_eq): Likewise.
5293 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
5294 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
5295 valueize_vuses): Remove.
5296 (get_def_ref_stmt_vuses): Simplify. Rename to ...
5297 (get_def_ref_stmt_vuse): ... this.
5298 (vn_reference_lookup_2): New function.
5299 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
5300 walking equivalent vuses. Simplify.
5301 (vn_reference_lookup): Likewise.
5302 (vn_reference_insert): Likewise.
5303 (vn_reference_insert_pieces): Likewise.
5304 (visit_reference_op_call): Simplify.
5305 (visit_reference_op_load): Likewise.
5306 (visit_reference_op_store): Likewise.
5307 (init_scc_vn): Remove shared_lookup_vuses initialization.
5308 (free_scc_vn): Remove shared_lookup_vuses freeing.
5309 (sort_vuses, sort_vuses_heap): Remove.
5310 (get_ref_from_reference_ops): Export.
5311 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
5312 vector with single vuse pointer.
5313 (vn_reference_lookup_pieces, vn_reference_lookup,
5314 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
5315 (shared_vuses_from_stmt): Remove.
5316 (get_ref_from_reference_ops): Declare.
5317 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
5318 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5319 memory-tag related code.
5320 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
5321 (likely_value): Add comment, skip static-chain of call statements.
5322 (surely_varying_stmt_p): Adjust.
5323 (gimplify_and_update_call_from_tree): Likewise.
5324 (execute_fold_all_builtins): Do not rebuild alias info.
5325 (gimplify_and_update_call_from_tree): Properly update VOPs.
5326 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
5327 (copy_ref_info): Remove memory-tag related code.
5328 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
5329 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
5330 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
5332 * tree-ssa-dom.c (gimple_p): Remove typedef.
5333 (eliminate_redundant_computations): Adjust.
5334 (record_equivalences_from_stmt): Likewise.
5335 (avail_expr_hash): Likewise.
5336 (avail_expr_eq): Likewise.
5337 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
5338 (stmt_makes_single_load): Likewise.
5339 (stmt_makes_single_store): Likewise.
5340 * tree-ssa-alias.c: Rewrite completely.
5341 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
5342 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
5343 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
5344 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
5345 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
5346 Remove public functions.
5347 (pass_reset_cc_flags): Remove.
5348 (pass_build_alias): Move ...
5349 * tree-ssa-structalias.c (pass_build_alias): ... here.
5350 * tree-ssa-alias.c (may_be_aliased): Move ...
5351 * tree-flow-inline.h (may_be_aliased): ... here.
5352 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
5353 count_uses_and_derefs): Move ...
5354 * gimple.c: ... here.
5355 * gimple.h (count_uses_and_derefs): Declare.
5356 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
5357 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
5358 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
5359 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
5360 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
5361 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5362 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5364 * tree-dfa.c (refs_may_alias_p): Move ...
5365 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5366 * tree-ssa-alias.h: New file.
5367 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5368 (statement_sink_location): Likewise.
5369 * opts.c (decode_options): Do not adjust max-aliased-vops or
5370 avg-aliased-vops values.
5371 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5372 (TV_CALL_CLOBBER): Likewise.
5373 (TV_FLOW_SENSITIVE): Likewise.
5374 (TV_FLOW_INSENSITIVE): Likewise.
5375 (TV_MEMORY_PARTITIONING): Likewise.
5376 (TV_ALIAS_STMT_WALK): New timevar.
5377 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5378 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5379 (get_address_description): Remove memory-tag related code.
5380 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5381 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5382 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5383 and immediate uses in statements. Document.
5384 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5385 (dump_symbols): Remove.
5386 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5387 * alias.c (get_deref_alias_set): New function split out from ...
5388 (get_alias_set): ... here.
5389 * alias.h (get_deref_alias_set): Declare.
5390 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5391 type parameter. Remove restrict pointer handling. Create a
5392 ref-all pointer in case type-based alias sets do not conflict.
5393 (vect_analyze_data_refs): Remove SMT related code.
5394 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5395 (vectorizable_load): Likewise.
5396 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5397 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5398 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5399 Ignore vops and SMTs.
5400 (dr_analyze_alias): Likewise..
5401 (free_data_ref): Likewise.
5402 (create_data_ref): Likewise.
5403 (analyze_all_data_dependences): Likewise.
5404 (get_references_in_stmt): Adjust.
5405 * tree-flow-inline.h (gimple_aliases_computed_p,
5406 gimple_addressable_vars, gimple_call_clobbered_vars,
5407 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5408 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5409 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5410 gimple_mem_ref_stats): Remove.
5411 (gimple_vop): New function.
5412 (op_iter_next_use): Remove vuses and mayuses cases.
5413 (op_iter_next_def): Remove vdefs case.
5414 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5415 (clear_and_done_ssa_iter): Do not set removed fields.
5416 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5417 Assert we are not iterating over vuses or vdefs if not also
5418 iterating over uses or defs.
5419 (op_iter_init_use): Likewise.
5420 (op_iter_init_def): Likewise.
5421 (op_iter_next_vdef): Remove.
5422 (op_iter_next_mustdef): Likewise.
5423 (op_iter_init_vdef): Likewise.
5424 (compare_ssa_operands_equal): Likewise.
5425 (link_use_stmts_after): Handle vuse operand.
5426 (is_call_used): Use is_call_clobbered.
5427 (is_call_clobbered): Global variables are always call clobbered,
5428 query the call-clobbers bitmap.
5429 (mark_call_clobbered): Ignore global variables.
5430 (clear_call_clobbered): Likewise.
5431 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5432 virtual operands sanity check.
5433 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5435 (TARGET_MEM_REF): Remove TMR_TAG operand.
5436 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5437 Remove call-clobber related code.
5438 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5439 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5440 partitions or escape reason.
5441 (get_single_def_stmt, get_single_def_stmt_from_phi,
5442 get_single_def_stmt_with_phi): Remove.
5443 (dump_referenced_vars): Tidy.
5444 (get_ref_base_and_extent): Allow bare decls.
5445 (collect_dfa_stats): Adjust.
5446 * graphite.c (rename_variables_in_stmt): Adjust.
5447 (graphite_copy_stmts_from_block): Likewise.
5448 (translate_clast): Likewise.
5449 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5451 (translate_vuse_through_block): Use the oracle.
5452 (phi_translate_1): Adjust.
5453 (value_dies_in_block_x): Use the oracle. Cache the outcome
5455 (valid_in_sets): Check if the VUSE for
5456 a REFERENCE is available.
5457 (eliminate): Do not remove stmts during elimination,
5458 instead queue and remove them afterwards.
5459 (do_pre): Do not rebuild alias info.
5460 (pass_pre): Run TODO_rebuild_alias before PRE.
5461 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5462 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5463 (mark_all_v_defs_stmt): Remove.
5464 (mark_all_v_defs_seq): Adjust.
5465 (sra_replace): Likewise.
5466 (scalarize_use): Likewise.
5467 (scalarize_copy): Likewise.
5468 (scalarize_init): Likewise.
5469 (scalarize_ldst): Likewise.
5470 (todoflags): Remove.
5471 (tree_sra): Do not rebuild alias info.
5472 (tree_sra_early): Adjust.
5473 (pass_sra): Run TODO_update_address_taken before SRA.
5474 * tree-predcom.c (set_alias_info): Remove.
5475 (prepare_initializers_chain): Do not call it.
5476 (mark_virtual_ops_for_renaming): Adjust.
5477 (mark_virtual_ops_for_renaming_list): Remove.
5478 (initialize_root_vars): Adjust.
5479 (initialize_root_vars_lm): Likewise.
5480 (prepare_initializers_chain): Likewise.
5481 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5482 (may_propagate_copy_into_stmt): Likewise.
5483 (merge_alias_info): Do nothing for now.
5484 (propagate_tree_value_into_stmt): Adjust.
5485 (stmt_may_generate_copy): Likewise.
5486 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5487 not mark symbols for renaming.
5488 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5489 with the same statement, make sure to update the new pointed-to one.
5490 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5491 call statements, do not mark symbols for renaming.
5492 (mark_operand_necessary): Dump something.
5493 (ref_may_be_aliased): New function.
5494 (mark_aliased_reaching_defs_necessary_1): New helper function.
5495 (mark_aliased_reaching_defs_necessary): Likewise.
5496 (mark_all_reaching_defs_necessary_1): Likewise.
5497 (mark_all_reaching_defs_necessary): Likewise.
5498 (propagate_necessity): Do not process virtual PHIs. For
5499 non-aliased loads mark all reaching definitions as necessary.
5500 For aliased loads and stores mark the immediate dominating
5501 aliased clobbers as necessary.
5502 (visited): New global static.
5503 (perform_tree_ssa_dce): Free visited bitmap after propagating
5505 (remove_dead_phis): Perform simple dead virtual PHI removal.
5506 (remove_dead_stmt): Properly unlink virtual operands when
5508 (eliminate_unnecessary_stmts): Schedule PHI removal after
5510 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5511 (process_replaceable): Likewise.
5512 (find_replaceable_in_bb): Likewise.
5513 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5514 based on the single gimple vop.
5515 (verify_flow_insensitive_alias_info): Remove.
5516 (verify_flow_sensitive_alias_info): Likewise.
5517 (verify_call_clobbering): Likewise.
5518 (verify_memory_partitions): Likewise.
5519 (verify_alias_info): Likewise.
5520 (verify_ssa): Adjust..
5521 (execute_update_addresses_taken): Export. Update SSA
5522 manually. Optimize only when optimizing. Use a local bitmap.
5523 (pass_update_address_taken): Remove TODO_update_ssa, add
5525 (pass_update_address_taken): Just use TODO_update_address_taken.
5526 (init_tree_ssa): Do not initialize addressable_vars.
5527 (verify_ssa): Verify new VUSE / VDEF properties.
5528 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5529 Do not call verify_alias_info.
5530 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5531 Do not free the loaded and stored syms bitmaps. Reset the escaped
5532 and callused solutions. Do not free addressable_vars.
5533 Remove memory-tag related code.
5534 (warn_uninitialized_var): Aliases are always available.
5535 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5536 * lambda-code.c (can_put_in_inner_loop): Adjust.
5537 (can_put_after_inner_loop): Likewise.
5538 (perfect_nestify): Likewise.
5539 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5540 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5541 (vectorizable_conversion): Do not mark symbols for renaming.
5542 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5543 (expand_call_inline): Unlink the calls virtual operands before
5545 (tree_function_versioning): Do not call update_ssa if we are not
5546 updating clones. Simplify.
5547 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5548 (propagate_with_phi): Likewise..
5549 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5550 clobber code. Assert we are not aliased or global.
5551 * tree-flow.h: Include tree-ssa-alias.h
5552 (enum escape_type): Remove.
5553 (struct mem_sym_stats_d): Likewise.
5554 (struct mem_ref_stats_d): Likewise.
5555 (struct gimple_df): Add vop member. Remove global_var,
5556 call_clobbered_vars, call_used_vars, addressable_vars,
5557 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5558 escaped and callused members.
5559 (struct ptr_info_def): Remove all members, add points-to solution
5561 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5562 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5563 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5564 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5565 (tree-ssa-alias.o): Likewise.
5566 (toplev.o): Add tree-ssa-alias.h
5567 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5568 * gimple.c (gimple_set_bb): Fix off-by-one error.
5569 (is_gimple_reg): Do not handle memory tags.
5570 (gimple_copy): Also copy virtual operands.
5571 Delay updating the statement. Do not reset loaded and stored syms.
5572 (gimple_set_stored_syms): Remove.
5573 (gimple_set_loaded_syms): Likewise.
5574 (gimple_call_copy_skip_args): Copy the virtual operands
5575 and mark the new statement modified.
5576 * tree-ssa-structalias.c (may_alias_p): Remove.
5577 (set_uids_in_ptset): Take the alias set to prune with as
5578 parameter. Fold in the alias test of may_alias_p.
5579 (compute_points_to_sets): Compute whether a ptr is dereferenced
5581 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5582 other ADDRESSOF constraints on the lhs.
5583 (get_constraint_for_component_ref): Assert that we don't get
5584 ADDRESSOF constraints from the base of the reference.
5585 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5586 (struct variable_info): Remove collapsed_to member.
5587 (get_varinfo_fc): Remove.
5588 (new_var_info): Do not set collapsed_to.
5589 (dump_constraint): Do not follow cycles.
5590 (dump_constraint_graph): Likewise.
5591 (build_pred_graph): Likewise.
5592 (build_succ_graph): Likewise.
5593 (rewrite_constraints): Likewise.
5594 (do_simple_structure_copy): Remove.
5595 (do_rhs_deref_structure_copy): Remove.
5596 (do_lhs_deref_structure_copy): Remove.
5597 (collapse_rest_of_var): Remove.
5598 (do_structure_copy): Re-implement.
5599 (pta_stats): New global variable.
5600 (dump_pta_stats): New function.
5601 (struct constraint_expr): Make offset signed.
5602 (UNKNOWN_OFFSET): Define special value.
5603 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5604 (solution_set_expand): New helper function split out from ...
5605 (do_sd_constraint): ... here.
5606 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5607 (do_ds_constraint): Likewise.
5608 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5609 and CALLUSED = *CALLUSED.
5610 (set_union_with_increment): Make inc argument signed.
5611 (type_safe): Remove.
5612 (get_constraint_for_ptr_offset): Handle unknown and negative
5614 (first_vi_for_offset): Handle offsets before start. Bail
5615 out early for offsets beyond the variable extent.
5616 (first_or_preceding_vi_for_offset): New function.
5617 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5618 Together with ESCAPED = *ESCAPED this properly computes reachability.
5619 (find_what_var_points_to): New function.
5620 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5621 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5622 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5623 pt_solutions_intersect): New functions.
5624 (compute_call_used_vars): Remove.
5625 (compute_may_aliases): New main entry into PTA computation.
5626 * gimple.h (gimple_p): New typedef.
5627 (struct gimple_statement_base): Remove references_memory_p.
5628 (struct gimple_statement_with_memory_ops_base): Remove
5629 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5631 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5632 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5633 gimple_set_references_memory): Remove.
5634 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5635 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5637 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5638 (verify_expr): Allow RESULT_DECL.
5639 (gimple_duplicate_bb): Do not copy virtual operands.
5640 (gimple_duplicate_sese_region): Adjust.
5641 (gimple_duplicate_sese_tail): Likewise.
5642 (mark_virtual_ops_in_region): Remove.
5643 (move_sese_region_to_fn): Do not call it.
5644 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5645 and pass_simple_dse.
5646 (execute_function_todo): Handle TODO_update_address_taken,
5647 call execute_update_addresses_taken for TODO_rebuild_alias.
5648 (execute_todo): Adjust.
5649 (execute_one_pass): Init dump files early.
5650 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5652 (create_general_new_stmt): Clear vops.
5653 * tree-ssa-reassoc.c (get_rank): Adjust.
5654 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5655 symbols for renaming.
5656 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5657 (PARAM_AVG_ALIASED_VOPS): Likewise.
5658 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5659 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5660 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5661 (operand_build_cmp, copy_virtual_operands,
5662 create_ssa_artificial_load_stmt, add_to_addressable_set,
5663 gimple_add_to_addresses_taken): Remove public functions.
5664 (unlink_stmt_vdef): New function.
5666 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5668 * config.gcc (powerpc-*-linux*): Merge variants.
5670 2009-04-02 Chao-ying Fu <fu@mips.com>
5671 James Grosbach <james.grosbach@microchip.com>
5673 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5674 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5676 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5677 keep_interrupts_masked_p, use_debug_exception_return_p.
5678 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5679 keep_interrupts_masked, use_debug_exception_return.
5680 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5681 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5683 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5684 (mips_print_operand): Process COP0 registers to print $0 .. $31
5685 correctly for GAS to process.
5686 (mips_interrupt_extra_call_saved_reg_p): New function.
5687 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5689 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5690 (mips_compute_frame_info): Add supports for interrupt context that
5691 includes doubleword accumulators and COP0 registers.
5692 (mips_for_each_saved_acc): New function.
5693 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5694 mips_for_each_saved_reg.
5695 (mips_save_reg): Save accumulators.
5696 (mips_kernel_reg_p): A new for_each_rtx callback.
5697 (mips_expand_prologue): Support interrupt handlers.
5698 (mips_restore_reg): Restore accumulators.
5699 (mips_expand_epilogue): Support interrupt handlers.
5700 (mips_can_use_return_insn): Return false for interrupt handlers.
5701 (mips_epilogue_uses): New function.
5702 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5703 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5704 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5705 cop0_move): New instructions.
5706 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5707 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5709 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5711 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5712 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5713 interrupt handlers, we use K0 as the temporary register.
5714 (EPILOGUE_USES): Change to a function call.
5715 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5716 handlers, we use K0 as the temporary register.
5718 * doc/extend.texi (Function Attributes): Document interrupt,
5719 use_shadow_register_set, keep_interrupts_masked,
5720 use_debug_exception_return for MIPS attributes.
5722 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5724 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5725 Remove a number of t-files from tmake_file.
5726 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5727 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5728 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5729 target_prototype, not TARGET_PROTOTYPE.
5730 (LINK_OS_GNU_SPEC): Define.
5731 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5732 and darwin-ldoubdle.c.
5734 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5737 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5738 (cpp_options): Ditto.
5739 (default_compilers): Ditto.
5740 (display_help): Ditto.
5741 (process_command): Ditto.
5743 (set_input): Use lbasename instead of duplicate code.
5744 (save_temps_prefix): New static for -save-temps=obj.
5745 (save_temps_length): Ditto.
5747 * doc/invoke.texi (-save-temps=obj): Document new variant to
5750 2009-04-02 Jeff Law <law@redhat.com>
5752 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5755 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5757 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5758 * configure: Regenerated.
5760 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5762 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5763 share the argument list.
5765 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5769 2009-02-12 Diego Novillo <dnovillo@google.com>
5771 * varpool.c (debug_varpool): New.
5772 * cgraph.h (debug_varpool): Declare.
5774 2009-04-02 Jan Hubicka <jh@suse.cz>
5776 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5779 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5781 * config/i386/i386.c (ix86_abi): Move initialization to ...
5782 (override_options): Here.
5784 2009-04-02 Christian Bruel <christian.bruel@st.com>
5786 * config/sh/sh.c (sh_dwarf_register_span): New function.
5787 (TARGET_DWARF_REGISTER_SPAN): Define.
5788 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5790 2009-04-02 Ira Rosen <irar@il.ibm.com>
5792 PR tree-optimization/39595
5793 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5794 interleaved loads group is not greater than the SLP group size.
5796 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5798 * builtins.c (is_builtin_name): New.
5799 (called_as_built_in): Use is_builtin_name.
5800 * tree.h (is_builtin_name): New.
5801 * varasm.c (incorporeal_function_p): Use is_builtin_name
5803 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5805 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5807 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5810 * c-decl.c (clone_underlying_type): Move this ...
5811 * c-common.c (set_underlying_type): ... here.
5812 Also, make sure the function properly sets TYPE_STUB_DECL() on
5813 the newly created typedef variant type.
5814 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5815 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5818 2009-04-02 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/37221
5821 * tree-flow.h (degenerate_phi_result): Declare.
5822 * tree-ssa-dom.c (degenerate_phi_result): Export.
5823 * tree-scalar-evolution.c (analyze_initial_condition): If
5824 the initial condition is defined by a degenerate PHI node
5825 use the degenerate value.
5827 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5829 PR rtl-optimization/39588
5830 * combine.c (merge_outer_ops): Do not set the constant when this
5832 (simplify_shift_const_1): Do not modify it either in this case.
5834 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5836 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5837 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5839 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5842 * c-lex.c (interpret_float): Default (no suffix) is double.
5844 2009-04-1 Xinliang David Li <davidxl@google.com>
5846 * config/i386/i386.c (legitimate_constant_p): Recognize
5847 all one vector constant.
5849 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5851 * config/vax/vax.c: Add #includes to silence warnings.
5852 Change #include order to silence two warnings.
5854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5856 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5857 (ASM_SPEC): Pass -k to the assembler for PIC code.
5859 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5861 * config.gcc: Add vax-*-linux* to the switch.
5862 * config/vax/linux.h: New file. (TARGET_VERSION,
5863 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5867 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5868 Use predicate macros instead of GET_CODE() == foo.
5869 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5870 ashlsi3, rotrsi3, <unnamed>): Likewise.
5872 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5874 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5875 jbbccihi, jbbccisi): Remova trailing whitespace.
5876 * config/vax/constraints.md: Likewise.
5877 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5878 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5879 * config/vax/predicates.md: Likewise.
5880 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5881 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5882 * config/vax/vax.h: Likewise.
5883 * config/vax/vax.md (nonlocal_goto): Likewise.
5885 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5887 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5888 (indirectable_address_p, adjacent_operands_p): Add spaces around
5890 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5892 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5894 * config/vax/vax.c (legitimate_constant_address_p,
5895 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5896 index_term_p, reg_plus_index_p, legitimate_address_p,
5897 vax_mode_dependent_address_p): Update comments to match functions
5898 modified by the recent int->bool conversion.
5900 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5902 * config/vax/builtins.md: Update copyright message.
5903 * config/vax/constraints.md: Likewise.
5904 * config/vax/netbsd-elf.h: Likewise.
5905 * config/vax/predicates.md: Likewise.
5906 * config/vax/vax-protos.h: Likewise.
5907 * config/vax/vax.c: Likewise.
5908 * config/vax/vax.h: Likewise.
5909 * config/vax/vax.md: Likewise.
5910 * config/vax/vax.opt: Likewise.
5912 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5914 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5915 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5916 * config/vax/constraints.md (B, R): Likewise.
5917 * config/vax/predicates.md (external_memory_operand,
5918 nonimmediate_addsub_di_operand): Likewise.
5919 * config/vax/vax.c (vax_output_int_add): Likewise.
5920 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5921 untyped_call): Likewise.
5923 2009-04-01 Matt Thomas <matt@3am-software.com>
5925 * config/vax/predicates.md: New file.
5926 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5927 external_const_operand, nonsymbolic_operand, external_memory_operand,
5928 indirect_memory_operand, indexed_memory_operand,
5929 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5930 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5932 * config/vax/constraints.md: New file.
5933 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5935 * config/vax/builtins.md: New file.
5936 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5937 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5939 * config/vax/vax.opt (mqmath): Add option.
5940 * config/vax/vax.md (isfx): Extend with DI.
5941 (VAXintQH, VAXintQHSD): Define.
5942 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5943 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5944 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5945 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5946 (movdi): Update constraints and use vax_output_int_move().
5947 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5948 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5949 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5950 nonlocal_goto): New.
5951 (mov<mode>): Extend accepted operand types.
5952 (subdi3_old): Rename from subdi3, change update constraints and use
5953 a new implementation.
5954 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5955 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5956 MOVE_RATIO, CLEAR_RATIO): Define.
5957 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5958 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5959 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5960 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5961 (split_quadword_operands): Make static and really allow variable
5963 (print_operand_address): Update for PIC generation.
5964 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5965 indexable_address_p, fixup_mathdi_operand,
5966 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5967 (vax_float_literal, legitimate_constant_p,
5968 indirectable_constant_address_p, index_term_p,
5969 reg_plus_index_p): Return bool instead of int.
5970 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5972 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5974 (vax_output_conditional_branch): Indent.
5975 (legitimate_constant_address_p, indirectable_constant_address_p,
5976 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5977 vax_mode_dependent_address_p): Return bool instead of int, update for
5979 * config/vax/vax-protos.h (legitimate_constant_address_p,
5980 legitimate_constant_p, legitimate_address_p,
5981 vax_mode_dependent_address_p): Change declaration to bool.
5982 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5983 vax_expand_addsub_di_operands, vax_output_int_subtract,
5984 vax_output_movmemsi): Declare.
5985 (split_quadword_operands, vax_float_literal): Delete declaration.
5986 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5987 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5988 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5989 ASM_OUTPUT_DWARF_PCREL): Define.
5990 (ASM_SPEC): Change definition to allow PIC generation.
5992 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5994 * doc/sourcebuild.texi: Update front-end requirements.
5996 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5999 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6000 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6001 (booldi3_internal3): Use boolean_or_operator instead of
6004 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6007 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6008 declarator whose size is not an integer constant expression but
6009 folds to an integer constant, then treat it as a constant
6012 2009-04-01 Richard Guenther <rguenther@suse.de>
6014 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6015 i * 4 + 2 to (i * 2 + 1) * 2.
6017 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6020 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6021 return if c_parser_asm_string_literal returned NULL.
6023 2009-04-01 Nick Clifton <nickc@redhat.com>
6025 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6027 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6028 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6029 other typedefs to avoid conflicts with libgcc2.c. Define labels
6030 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6032 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6033 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6036 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6038 * varasm.c (default_function_rodata_section): Declare DOT as
6041 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6042 Andrey Galkin <agalkin@hypercom.com>
6045 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6046 Make object_name unique for each process.
6048 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6051 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6052 addressable variables in the parallel that could go out of scope while
6053 running queued tasks.
6055 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6057 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6058 (CASE_VALUES_THRESHOLD): Redefine.
6059 * config/avr/avr.c (avr_override_options): Remove initialization of
6060 avr_case_values_threshold variable.
6061 (avr_case_values_threshold): Remove variable. Add new function.
6062 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6063 * config/avr/avr.opt (mno-tablejump): Remove option.
6064 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6066 2009-04-01 DJ Delorie <dj@redhat.com>
6068 * varasm.c (default_function_rodata_section): Don't assume
6069 anything about where the first '.' in the section name is.
6071 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6073 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6074 rs6000_emit_stack_tie.
6076 2009-03-31 Ian Lance Taylor <iant@google.com>
6078 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6079 gimple_code with GIMPLE_RESX, not RESX.
6081 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6083 * c-common.c (c_get_ident): New.
6084 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6086 2009-04-01 Ben Elliston <bje@au.ibm.com>
6088 * config/rs6000/sysv4.opt (msdata): Improve option description.
6090 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6092 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6093 (divdf3_internal_lat): Remove.
6094 (divxf3_internal_lat): Remove.
6095 (divxf3_internal_thr): Remove.
6096 (divxf): Use divxf3_internal.
6097 * config/ia64/div.md (divsf3_internal_lat): New.
6098 (divdf3_internal_lat): New.
6099 (divxf3_internal): New.
6101 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6104 * Makefile.in (USE_GCC_STDINT): Define.
6105 (stmp-int-hdrs): Install stdint.h if applicable.
6106 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
6108 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
6109 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
6110 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6111 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6112 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6113 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6114 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6115 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6116 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6117 (c_common_nodes_and_builtins): Initialize
6118 underlying_wchar_type_node. Do not initialize
6119 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
6120 nodes for new types.
6121 (c_stddef_cpp_builtins): Define macros for new types.
6122 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
6124 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
6125 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
6126 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
6127 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
6128 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
6129 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
6130 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
6131 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
6132 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
6133 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
6134 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
6135 int16_type_node, int32_type_node, int64_type_node,
6136 uint8_type_node, uint16_type_node, c_uint32_type_node,
6137 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
6138 int_least32_type_node, int_least64_type_node,
6139 uint_least8_type_node, uint_least16_type_node,
6140 uint_least32_type_node, uint_least64_type_node,
6141 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
6142 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
6143 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
6144 uintptr_type_node): Define.
6145 * c-cppbuiltin.c (builtin_define_constants,
6146 builtin_define_type_minmax): New.
6147 (builtin_define_stdint_macros): Define more macros.
6148 (c_cpp_builtins): Define more limit macros.
6150 (builtin_define_type_max): Define in terms of
6151 builtin_define_type_minmax. Remove is_long parameter. All
6153 * config.gcc (use_gcc_stdint): Define.
6154 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
6155 Add newlib-stdint.h for generic targets.
6156 * config/glibc-stdint.h, config/newlib-stdint.h,
6157 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
6158 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
6159 * config/score/score.h (UINTPTR_TYPE): Define.
6160 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6161 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6162 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6163 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6164 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6165 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6166 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6167 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6168 * config/spu/spu.h (STDINT_LONG32): Define.
6169 * configure.ac (use_gcc_stdint): Substitute.
6170 * configure: Regenerate.
6171 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
6172 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
6173 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
6174 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
6175 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
6176 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
6177 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
6178 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
6179 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
6180 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
6181 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
6182 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
6183 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
6184 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
6185 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
6186 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
6187 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
6188 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
6189 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
6190 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
6191 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
6192 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
6193 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6194 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6195 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6196 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6197 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6198 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6199 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
6201 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
6203 * loop-iv.c (suitable_set_for_replacement): Renamed from
6204 simplify_using_assignment; changed to return bool and to accept new
6205 args DEST and SRC. Return true iff we find a source/destination pair
6206 that can be used to make a replacement, and fill SRC and DEST if so.
6207 Remove arg ALTERED. Don't deal with altered regs here. All callers
6209 (simplify_using_initial_values): Deal with altered regs here and track
6210 more precisely the effect they have on the validity of our expression.
6212 * loop-iv.c (simplify_using_condition): A condition of the form
6213 (EQ REG CONST) can be used to simply make a substitution.
6214 (simplify_using_initial_values): Keep track of conditions we have seen
6215 and keep using them to simplify new expressions, while applying the
6216 same substitutions to them as to the expression.
6218 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6219 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
6222 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
6223 changed. Use this when trying to improve the upper bound.
6224 Generate the comparison by using simplify_gen_relational.
6226 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
6228 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
6230 (simplify_using_assignment, simplify_using_initial_values): Call
6231 replace_in_expr to make replacements. Call replace_single_def_regs
6232 once on the initial version of the expression.
6234 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6237 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
6239 2009-03-31 Richard Guenther <rguenther@suse.de>
6242 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
6243 equality comparisons. Fold C - X CMP X if C % 2 == 1.
6245 2009-03-31 Richard Guenther <rguenther@suse.de>
6247 * tree.h (div_if_zero_remainder): Declare.
6248 * fold-const.c (div_if_zero_remainder): Export.
6249 * tree-ssa-forwprop.c
6250 (forward_propagate_addr_into_variable_array_index): Handle
6251 constant array index addition outside of the variable index.
6253 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6256 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
6257 define_splits, floatunssi<mode>2): Require x87 conversions from
6258 DImode to be permitted.
6260 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6262 PR preprocessor/15638
6263 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
6265 2009-03-31 Richard Guenther <rguenther@suse.de>
6269 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
6270 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
6271 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
6272 a separate statement.
6273 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
6274 (lookup_tmp_var): Likewise.
6275 (is_gimple_formal_tmp_or_call_rhs): Remove.
6276 (is_gimple_reg_or_call_rhs): Rename to ...
6277 (is_gimple_reg_rhs_or_call): ... this.
6278 (is_gimple_mem_or_call_rhs): Rename to ...
6279 (is_gimple_mem_rhs_or_call): ... this.
6280 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
6281 DECL_GIMPLE_REG_P only if is_formal is true.
6282 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
6283 for non-proper post-modify expression gimplification.
6284 (gimplify_self_mod_expr): For post-modify expressions gimplify
6285 the lvalue to a minimal lvalue.
6286 (rhs_predicate_for): Remove formal temp case.
6287 (gimplify_modify_expr_rhs): Likewise.
6288 (gimplify_addr_expr): Use is_gimple_reg.
6289 (gimplify_expr): Remove formal temp cases.
6290 (gimple_regimplify_operands): Likewise.
6291 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
6292 and FILTER_EXPR like constants.
6293 * gimple.c (walk_gimple_op): Fix val_only initialization, use
6295 (is_gimple_formal_tmp_rhs): Remove.
6296 (is_gimple_reg_rhs): Remove special casing.
6297 (is_gimple_mem_rhs): Fix.
6298 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
6299 (is_gimple_formal_tmp_var): Remove.
6300 (is_gimple_formal_tmp_reg): Likewise.
6301 (is_gimple_min_lval): Allow invariant component ref parts.
6302 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
6303 is_gimple_formal_tmp_reg): Remove declarations.
6304 * tree-cfg.c (verify_expr): Verify that variables with address
6305 taken do not have DECL_GIMPLE_REG_P set.
6306 * tree-mudflap.c (mf_build_check_statement_for): Use
6307 force_gimple_operand instead of gimplify_expr.
6309 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
6311 * modulo-sched.c (sms_schedule_by_order): Pass the actual
6312 schedulable rows to compute_split_row.
6314 2009-03-31 Ben Elliston <bje@au.ibm.com>
6317 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
6320 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6322 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
6323 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
6324 * configure: Regenerate.
6325 * config.in: Regenerate.
6326 * config/rs6000/rs6000.opt (mtls-markers): Add.
6327 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
6328 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
6329 (tls_ld_aix, tls_ld_sysv): Likewise.
6330 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
6331 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
6333 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6335 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
6337 2009-03-30 Jan Hubicka <jh@suse.cz>
6339 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
6341 (tree_remove_unreachable_handlers): Cleanup EH predecestor
6342 detection and label handling.
6344 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6346 * ira-int.h (ira_allocno): Rename left_conflicts_num to
6347 left_conflicts_size.
6348 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
6349 ALLOCNO_LEFT_CONFLICTS_SIZE.
6351 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
6352 remove_allocno_from_bucket_and_push,
6353 allocno_spill_priority_compare, push_allocnos_to_stack,
6354 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6355 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
6356 (setup_allocno_left_conflicts_num): Ditto. Rename to
6357 setup_allocno_left_conflicts_size.
6358 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6359 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
6360 setup_allocno_left_conflicts_size instead of
6361 setup_allocno_left_conflicts_num.
6363 * ira-build.c (ira_create_allocno): Use
6364 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6365 ALLOCNO_LEFT_CONFLICTS_NUM.
6367 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6369 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6370 instead of DF_LR_OUT.
6372 * ira-lives.c (process_bb_node_lives): Ditto.
6374 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6375 instead of DF_LR_{OUT,IN}.
6377 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6379 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6381 2009-03-30 Jan Hubicka <jh@suse.cz>
6383 * except.c (label_to_region_map): Fix thinko.
6385 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6388 * tree.h (tree_find_value): New declaration.
6389 * tree.c (tree_find_value): New function.
6390 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6392 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6395 * c-decl.c (struct c_binding): Add locus field.
6396 (bind): Add locus argument, set locus field from it.
6397 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6398 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6399 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6400 implicitly_declare, undeclared_variable, lookup_label,
6401 declare_label, c_make_fname_decl, c_builtin_function,
6402 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6405 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6408 * config/i386/i386.c (classify_argument): Check total size of
6411 2009-03-30 Martin Jambor <mjambor@suse.cz>
6413 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6414 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6415 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6418 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6419 seen_variable_array_ref while also traversing a union.
6421 * tree-inline.c (optimize_inline_calls): Do not call
6422 cgraph_node_remove_callees.
6423 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6424 (pass_remove_cgraph_callee_edges): New variable.
6425 * passes.c (init_optimization_passes): Add
6426 pass_remove_cgraph_callee_edges after early inlining and before all
6427 late intraprocedural passes.
6429 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6431 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6433 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6436 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6438 * combine.c (simplify_comparison): Use have_insn_for.
6439 * dojump.c (do_jump): Likewise.
6441 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6443 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6444 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6445 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6446 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6447 instead of sparc_compare_emitted.
6448 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6449 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6450 instead of sparc_compare_emitted.
6452 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6454 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6455 enter/exit cfglayout mode.
6456 (pass_partition_block): Require it.
6457 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6458 (combine_instructions): Track basic blocks instead of labels.
6459 (update_cfg_for_uncondjump): New.
6460 (try_combine): Use it. Update jumps after rescanning.
6461 (pass_combine): Require PROP_cfglayout.
6462 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6464 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6466 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6467 Provide/destroy PROP_cfglayout respectively.
6468 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6469 * tree-pass.h (PROP_cfglayout): New.
6471 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6473 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6474 fold_convert_const_fixed_from_fixed,
6475 fold_convert_const_fixed_from_int,
6476 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6477 set TREE_CONSTANT_OVERFLOW.
6478 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6479 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6481 2009-03-30 Ira Rosen <irar@il.ibm.com>
6483 * tree-vect-loop-manip.c: New file.
6484 * tree-vectorizer.c: Update documentation and included files.
6485 (vect_loop_location): Make extern.
6486 (rename_use_op): Move to tree-vect-loop-manip.c
6487 (rename_variables_in_bb, rename_variables_in_loop,
6488 slpeel_update_phis_for_duplicate_loop,
6489 slpeel_update_phi_nodes_for_guard1,
6490 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6491 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6492 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6493 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6494 find_loop_location): Likewise.
6495 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6496 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6497 get_vectype_for_scalar_type, vect_is_simple_use,
6498 supportable_widening_operation, supportable_narrowing_operation):
6500 (bb_in_loop_p): Move to tree-vect-loop.c.
6501 (new_loop_vec_info, destroy_loop_vec_info,
6502 reduction_code_for_scalar_code, report_vect_op,
6503 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6504 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6505 (vect_supportable_dr_alignment): Likewise.
6506 * tree-vectorizer.h (tree-data-ref.h): Include.
6507 (vect_loop_location): Declare.
6508 Reorganize function declarations according to the new file structure.
6509 * tree-vect-loop.c: New file.
6510 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6511 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6512 * tree-vect-data-refs.c: New file.
6513 * tree-vect-patterns.c (timevar.h): Don't include.
6514 * tree-vect-stmts.c: New file.
6515 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6516 tree-vect-slp.c, tree-vect-loop.c.
6517 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6518 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6519 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6520 (tree-vect-analyze.o): Remove.
6521 (tree-vect-transform.o): Likewise.
6522 (tree-vect-data-refs.o): Add rule.
6523 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6524 tree-vect-slp.o): Likewise.
6525 (tree-vect-patterns.o): Remove redundant dependencies.
6526 (tree-vectorizer.o): Likewise.
6527 * tree-vect-slp.c: New file.
6529 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6531 * optc-gen.awk: Warn if an option flag has multiple different
6534 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6536 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6537 -floop-block): Document dependences on PPL, CLooG and Graphite.
6539 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6541 PR rtl-optimization/323
6542 * c-common.c (c_fully_fold, convert_and_check,
6543 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6544 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6545 * c-common.def (EXCESS_PRECISION_EXPR): New.
6546 * c-cppbuiltin.c (builtin_define_float_constants): Define
6547 constants with enough digits for long double.
6548 * c-lex.c (interpret_float): Interpret constant with excess
6549 precision where appropriate.
6550 * c-opts.c (c_common_post_options): Set
6551 flag_excess_precision_cmdline. Give an error for
6552 -fexcess-precision=standard for C++ for processors where the
6553 option is significant.
6554 * c-parser.c (c_parser_conditional_expression): Handle excess
6555 precision in condition.
6556 * c-typeck.c (convert_arguments): Handle arguments with excess
6558 (build_unary_op): Move excess precision outside operation.
6559 (build_conditional_expr): Likewise.
6560 (build_compound_expr): Likewise.
6561 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6562 (build_modify_expr): Handle excess precision in RHS.
6563 (convert_for_assignment): Handle excess precision in converted
6565 (digest_init, output_init_element, process_init_element): Handle
6566 excess precision in initializer.
6567 (c_finish_return): Handle excess precision in return value.
6568 (build_binary_op): Handle excess precision in operands and add
6569 excess precision as needed for operation.
6570 * common.opt (-fexcess-precision=): New option.
6571 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6572 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6573 For standard excess precision, output explicit conversion to and
6574 truncation from XFmode.
6575 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6576 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6577 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6578 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6579 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6580 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6581 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6582 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6583 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6584 define_splits, sqrt<mode>2): Disable where appropriate for
6585 standard excess precision.
6586 * convert.c (convert_to_real): Do not shorten arithmetic to type
6587 for which excess precision would be used.
6588 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6589 * doc/invoke.texi (-fexcess-precision=): Document option.
6590 (-mfpmath=): Correct index entry.
6591 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6592 flag_excess_precision): New.
6593 * langhooks.c (lhd_post_options): Set
6594 flag_excess_precision_cmdline.
6595 * opts.c (common_handle_option): Handle -fexcess-precision=.
6596 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6597 init_excess_precision): New.
6598 (lang_dependent_init_target): Call init_excess_precision.
6599 * tree.c (excess_precision_type): New.
6600 * tree.h (excess_precision_type): Declare.
6602 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6605 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6606 non-lvalue to component.
6608 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6610 PR preprocessor/34695
6611 * Makefile.in (c-opts.o): Depend on c-tree.h.
6612 * c-common.c: Move down include of diagnostic.h.
6613 (done_lexing, c_cpp_error): New.
6614 * c-common.h (done_lexing): Declare.
6615 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6617 * c-opts.c: Include c-tree.h.
6618 (c_common_init_options): Set preprocessor error callback.
6619 (c_common_handle_option): Do not set preprocessor
6620 inhibit_warnings, warnings_are_errors, warn_system_headers,
6621 pedantic_errors or inhibit_warnings flags.
6622 (c_common_post_options): Do not check cpp_errors (parse_in).
6623 (c_common_finish): Do not output dependencies if there were
6624 errors. Do not check return value of cpp_finish.
6625 * c-ppoutput.c (pp_file_change): Set input_location.
6626 * c-tree.h (c_cpp_error): Declare.
6627 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6629 (diagnostic_build_prefix): Check override_column.
6630 * diagnostic.h (diagnostic_info): Add override_column field.
6631 (diagnostic_override_column): Define.
6633 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6635 * c-common.c (c_expand_expr, c_staticp): Remove.
6636 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6637 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6638 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6639 * c-gimplify.c (gimplify_compound_literal_expr,
6640 optimize_compound_literals_in_ctor): Remove.
6641 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6642 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6643 * c-semantics.c (emit_local_var): Remove.
6645 * langhooks-def.h (lhd_expand_expr): Remove.
6646 * langhooks.c (lhd_expand_expr): Remove.
6647 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6649 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6650 handling from c-semantics.c; don't call into langhook.
6651 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6652 * gimplify.c (gimplify_compound_literal_expr,
6653 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6654 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6655 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6656 as was done in c-gimplify.c.
6657 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6658 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6659 Move from c-common.h.
6660 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6662 * tree.c (staticp): Do not call langhook.
6663 * langhooks.c (lhd_staticp): Delete.
6664 * langhooks-def.h (lhd_staticp): Delete prototype.
6665 (LANG_HOOKS_STATICP): Delete.
6666 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6668 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6669 instead of DECL_STMTs.
6671 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6679 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6681 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6682 contained expression.
6683 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6684 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6685 conditional expressions for C.
6686 (decl_constant_value_for_optimization): Move from
6687 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6688 whether optimizing and that the expression is a VAR_DECL not of
6689 array type instead of doing such checks in the caller. Do not
6690 check pedantic. Call gcc_unreachable for C++.
6691 * c-common.def (C_MAYBE_CONST_EXPR): New.
6692 * c-common.h (c_fully_fold, c_save_expr,
6693 decl_constant_value_for_optimization): New prototypes.
6694 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6695 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6696 EXPR_INT_CONST_OPERANDS): Define.
6697 * c-convert.c (convert): Strip nops from expression.
6698 * c-decl.c (groktypename): Take extra parameters expr and
6699 expr_const_operands. Update call to grokdeclarator.
6700 (start_decl): Update call to grokdeclarator. Add statement for
6701 expressions used in type of decl.
6702 (grokparm): Update call to grokdeclarator.
6703 (push_parm_decl): Update call to grokdeclarator.
6704 (build_compound_literal): Add parameter non_const and build a
6705 C_MAYBE_COSNT_EXPR if applicable.
6706 (grokdeclarator): Take extra parameters expr and
6707 expr_const_operands. Track expressions used in declaration
6708 specifiers and declarators. Fold array sizes and track whether
6709 they are constant expressions and whether they are integer
6710 constant expressions.
6711 (parser_xref_tag): Set expr and expr_const_operands fields in
6713 (grokfield): Update call to grokdeclarator.
6714 (start_function): Update call to grokdeclarator.
6715 (build_null_declspecs): Set expr and expr_const_operands fields in
6717 (declspecs_add_type): Handle expressions in typeof specifiers.
6718 * c-parser.c (c_parser_declspecs): Set expr and
6719 expr_const_operands fields for declaration specifiers.
6720 (c_parser_enum_specifier): Likewise.
6721 (c_parser_struct_or_union_specifier): Likewise.
6722 (c_parser_typeof_specifier): Likewise. Update call to
6723 groktypename. Fold expression as needed. Return expressions with
6724 type instead of adding statements.
6725 (c_parser_attributes): Update calls to c_parser_expr_list.
6726 (c_parser_statement_after_labels): Fold expression before passing
6727 to objc_build_throw_stmt.
6728 (c_parser_condition): Fold expression.
6729 (c_parser_asm_operands): Fold expression.
6730 (c_parser_conditional_expression): Use c_save_expr. Update call
6731 to build_conditional_expr.
6732 (c_parser_alignof_expression): Update call to groktypename.
6733 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6734 original_code. Fold expression argument of va_arg. Create
6735 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6736 argument to va_arg. Update calls to groktypename. Fold array
6737 index for offsetof. Verify that first argument to
6738 __builtin_choose_expr has integer type.
6739 (c_parser_postfix_expression_after_paren_type): Update calls to
6740 groktypename and build_compound_literal. Handle expressions with
6741 side effects in type name.
6742 (c_parser_postfix_expression_after_primary): Update call to
6743 c_parser_expr_list. Set original_code for calls to
6744 __builtin_constant_p.
6745 (c_parser_expr_list): Take extra parameter fold_p. Fold
6746 expressions if requested.
6747 (c_parser_objc_type_name): Update call to groktypename.
6748 (c_parser_objc_synchronized_statement): Fold expression.
6749 (c_parser_objc_receiver): Fold expression.
6750 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6751 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6752 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6753 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6754 (struct c_typespec): Add elements expr and expr_const_operands.
6755 (struct c_declspecs): Add elements expr and expr_const_operands.
6756 (groktypename, build_conditional_expr, build_compound_literal):
6758 (in_late_binary_op): Declare.
6759 * c-typeck.c (note_integer_operands): New function.
6760 (in_late_binary_op): New variable.
6761 (decl_constant_value_for_broken_optimization): Move to c-common.c
6762 and rename to decl_constant_value_for_optimization.
6763 (default_function_array_conversion): Do not strip nops.
6764 (default_conversion): Do not call
6765 decl_constant_value_for_broken_optimization.
6766 (build_array_ref): Do not fold result.
6767 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6768 result when operand is a VLA.
6769 (c_expr_sizeof_type): Update call to groktypename. Handle
6770 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6771 result when operand names a VLA type.
6772 (build_function_call): Update call to build_compound_literal.
6773 Only fold result for calls to __builtin_* functions. Strip
6774 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6775 the function designator.
6776 (convert_arguments): Fold arguments. Update call to
6777 convert_for_assignment.
6778 (build_unary_op): Handle increment and decrement of
6779 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6780 decrement earlier. Fold operand of increment and decrement.
6781 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6782 built for integer operand. Wrap returns that are INTEGER_CSTs
6783 without being integer constant expressions or that have integer
6784 constant operands without being INTEGER_CSTs.
6785 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6786 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6787 result is an integer constant expression or can be used in
6788 unevaluated parts of one and avoid folding and wrap as
6789 appropriate. Fold operands before possibly doing -Wsign-compare
6791 (build_compound_expr): Wrap result for C99 if operands can be used
6792 in integer constant expressions.
6793 (build_c_cast): Update call to digest_init. Do not ignore
6794 overflow from casting floating-point constants to integers. Wrap
6795 results that could be confused with integer constant expressions,
6796 null pointer constants or floating-point constants.
6797 (c_cast_expr): Update call to groktypename. Handle expressions
6798 included in type name.
6799 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6800 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6801 Update calls to convert_for_assignment.
6802 (convert_for_assignment): Take new parameter
6803 null_pointer_constant. Do not strip nops or call
6804 decl_constant_value_for_broken_optimization. Set
6805 in_late_binary_op for conversions to boolean.
6806 (store_init_value): Update call to digest_init.
6807 (digest_init): Take new parameter null_pointer_constant. Do not
6808 call decl_constant_value_for_broken_optimization. pedwarn for
6809 initializers not constant expressions. Update calls to
6810 convert_for_assignment.
6811 (constructor_nonconst): New.
6812 (struct constructor_stack): Add nonconst element.
6813 (really_start_incremental_init, push_init_level, pop_init_level):
6814 Handle constructor_nonconst and nonconst element.
6815 (set_init_index): Call constant_expression_warning for array
6817 (output_init_element): Fold value. Set constructor_nonconst as
6818 applicable. pedwarn for initializers not constant expressions.
6819 Update call to digest_init. Call constant_expression_warning
6820 where constant initializers are required.
6821 (process_init_element): Use c_save_expr.
6822 (c_finish_goto_ptr): Fold expression.
6823 (c_finish_return): Fold return value. Update call to
6824 convert_for_assignment.
6825 (c_start_case): Fold switch expression.
6826 (c_process_expr_stmt): Fold expression.
6827 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6828 ensure statement expression is not evaluated in constant expression.
6829 (build_binary_op): Track whether results are integer constant
6830 expressions or may occur in such, disable folding and wrap results
6831 as applicable. Fold operands for -Wsign-compare warnings unless
6833 (c_objc_common_truthvalue_conversion): Handle results folded to
6834 integer constants that are not integer constant expressions.
6835 * doc/extend.texi: Document when typeof operands are evaluated,
6836 that condition of __builtin_choose_expr is an integer constant
6837 expression, and more about use of __builtin_constant_p in
6840 2009-03-29 Richard Guenther <rguenther@suse.de>
6842 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6843 propagate addresses of array references.
6845 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6847 * regmove.c (perhaps_ends_bb_p): Remove.
6848 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6849 from INSN and check that the main loop stays within that basic block.
6850 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6851 (regmove_forward_pass): Split out from regmove_optimize. Use
6852 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6853 (regmove_backward_pass): Split out from regmove_optimize. Use
6854 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6855 (regmove_optimize): Simplify.
6857 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6860 * config/i386/i386.c (classify_argument): Ignore flexible array
6861 member in struct and warn ABI change.
6863 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6865 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6867 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6868 (ix86_adjust_cost): Updated.
6870 2009-03-29 Jan Hubicka <jh@suse.cz>
6873 * tree-pass.h (pass_cleanup_eh): New function.
6874 (remove_unreachable_regions): Break code handling RTL
6875 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6876 that can not be reached by runtime.
6877 (can_be_reached_by_runtime): New function.
6878 (label_to_region_map): New function.
6879 (num_eh_regions): New function.
6880 (rtl_remove_unreachable_regions): New function.
6881 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6882 (remove_eh_region): New function.
6883 * except.h: Include sbitmap and vecprim.
6884 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6885 num_eh_regions): Declare.
6886 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6887 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6888 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6889 (tree_empty_eh_handler_p): New function.
6890 (cleanup_empty_eh): New function.
6891 (cleanup_eh): New function.
6892 (pass_cleanup_eh): New function.
6894 2009-03-29 Jan Hubicka <jh@suse.cz>
6896 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6897 for removed regions.
6899 2009-03-29 Jan Hubicka <jh@suse.cz>
6901 * except.c (dump_eh_tree): Dump all datastructures.
6903 2009-03-29 Jan Hubicka <jh@suse.cz>
6905 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6906 (duplicate_eh_regions_1): Likewise.
6907 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6908 vector; call EH verification.
6909 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6910 Be ready for region being removed.
6912 2009-03-29 Jan Hubicka <jh@suse.cz>
6914 * bitmap.c (bitmap_last_set_bit): New function.
6915 * bitmap.h (bitmap_last_set_bit): Declare.
6917 2009-03-29 David Ayers <ayers@fsfe.org>
6920 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6921 by calling objc_compare_types and surpress warnings about
6922 incompatible C pointers that are compatible ObjC pointers.
6924 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6926 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6927 call initialize_inline_failed.
6928 (initialize_inline_failed): Move it from here ...
6929 * cgraph.c (initialize_inline_failed): ... to here.
6930 (cgraph_create_edge): Call initialize_inline_failed rather than
6931 setting inline_failed directly.
6933 2009-03-29 Ben Elliston <bje@au.ibm.com>
6936 * sysv4.opt (msdata): Improve comment.
6937 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6938 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6940 2009-03-29 Ben Elliston <bje@au.ibm.com>
6943 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6944 load and store attributes.
6946 2009-03-29 Ben Elliston <bje@au.ibm.com>
6948 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6949 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6950 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6951 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6952 __builtin_infq and __builtin_huge_valq.
6954 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6956 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6958 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6959 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6961 2009-03-28 Xinliang David Li <davidxl@google.com>
6963 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6964 (do_dbg_cnt): New function.
6966 2009-03-28 Jan Hubicka <jh@suse.cz>
6968 Merge from pretty-ipa:
6970 2009-03-27 Jan Hubicka <jh@suse.cz>
6972 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6973 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6974 * passes.c (function_called_by_processed_nodes_p): New.
6975 * ipa-pure-const.c (check_call): Fix handling of operands.
6976 (analyze_function): Dump debug output for skipped bodies.
6977 (local_pure_const): Use function_called_by_processed_nodes_p.
6978 * dwarf2out.c (reference_to_unused): Use output.
6979 * passes.c (do_per_function_toporder): Likewise.
6981 2008-11-12 Jan Hubicka <jh@suse.cz>
6983 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6984 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6985 state_set_in_source enum
6986 (check_decl): Ignore memory tags; do not set fake looping flags;
6988 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6989 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6990 (check_call, analyze_function): Rewrite.
6992 (add_new_function): Update call of analyze_function.
6993 (generate_summary): Add call of analyze_function.
6994 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6995 (local_pure_const): New function.
6996 (pass_local_pure_const): New pass.
6997 * ipa-inline.c (inline_transform): Set after_inlining.
6998 * tree-eh.c (stmt_can_throw_external): New.
6999 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7000 work with aliasing built.
7001 * tree-flow.h (stmt_can_throw_external): New.
7002 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7003 and local pure/const pass in early and late optimization queue.
7005 2009-03-28 Martin Jambor <mjambor@suse.cz>
7007 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7009 (fold_binary): Allow function decl aligment consideration is the
7010 second argument is integer constant one.
7011 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7012 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7013 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7015 2009-03-28 Jan Hubicka <jh@suse.cz>
7017 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7018 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7019 * function.h (rtl_data): Add nothrow flag.
7020 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7021 set DECL_NOTHROW for AVAILABLE functions.
7023 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7025 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7026 following vector keyword has expansion starting with pixel or bool
7027 keyword, expand vector to __vector and pixel or bool to __pixel or
7031 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7032 warn_if_disallowed_function_p): Removed.
7033 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7034 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7035 warning_if_disallowed_function_p.
7036 * flags.h (warn_if_disallowed_function_p,
7037 warn_disallowed_functions): Removed.
7038 * common.opt (Wdisallowed-function-list=): Removed.
7039 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7041 2009-03-28 Richard Guenther <rguenther@suse.de>
7043 PR tree-optimization/38723
7044 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7047 2009-03-28 Jan Hubicka <jh@suse.cz>
7049 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7050 test introduced by my previous patch.
7052 2009-03-28 Richard Guenther <rguenther@suse.de>
7054 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7055 the PHIs value undefined.
7057 2009-03-28 Jan Hubicka <jh@suse.cz>
7059 * tree-pass.h (pass_fixup_cfg): New pass.
7060 * ipa-inline.c (inline_transform): Set
7061 always_inline_functions_inlined/after_inlining.
7062 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7063 (pass_fixup_cfg): New pass.
7064 * passes.c (init_optimization_passes): Add fixup_cfg.
7066 2009-03-28 Richard Guenther <rguenther@suse.de>
7068 PR tree-optimization/38458
7069 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7070 argument use the arguments copy-of value.
7072 2009-03-28 Richard Guenther <rguenther@suse.de>
7074 PR tree-optimization/38180
7075 * tree-ssa-ccp.c (get_default_value): Simplify.
7076 (likely_value): Likewise.
7077 (surely_varying_stmt_p): Properly handle VOP case.
7078 (ccp_initialize): Likewise.
7079 (ccp_fold): Handle propagating through *&.
7080 (fold_const_aggregate_ref): Also handle decls.
7082 2009-03-28 Jan Hubicka <jh@suse.cz>
7084 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7085 * cgraph.h (cgraph_node): Likewise.
7086 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7087 (cgraph_reset_node): Use process flag.
7088 (cgraph_mark_functions_to_output): Likewise.
7089 (cgraph_expand_function): Likewise.
7090 (cgraph_expand_all_functions): Likewise.
7091 (cgraph_output_in_order): Likewise.
7092 * dwarf2out.c (reference_to_unused): Likewise.
7093 * passes.c do_per_function_toporder): Likewise.
7095 2009-03-28 Jan Hubicka <jh@suse.cz>
7097 Bring from lto-branch:
7099 2008-09-03 Doug Kwan <dougkwan@google.com>
7101 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7102 enums instead of reason strings.
7103 * cgraph.c (cgraph_create_edge): Same.
7104 (cgraph_inline_failed_string): New function.
7105 * cgraph.h (cgraph_inline_failed_t): New enum type.
7106 (cgraph_inline_failed_string): New prototype.
7107 (struct cgraph_edge): Change type of INLINED_FAILED from constant
7108 char pointer to cgraph_inline_failed_t.
7109 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
7110 (cgraph_default_inline_p): Ditto.
7111 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
7112 to cgraph_inline_failed_t pointer.
7113 * cif-code.def: New file.
7114 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
7116 (cgraph_check_inline_limits): Change type of REASON to pointer to
7117 cgraph_inline_failed_t. Replace reason strings with enums.
7118 (cgraph_default_inline_p): Ditto.
7119 (cgraph_recursive_inlining_p): Ditto.
7120 (update_caller_keys): Change type of FAILED_REASON to
7121 cgraph_inline_failed_t.
7122 (cgraph_set_inline_failed): Change type of REASON to pointer to
7123 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
7124 convert enums to strings for text output.
7125 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
7126 to be of type cgraph_inline_failed_t. Replace reason strings with
7127 enums. Call cgraph_inline_failed_string to covert enums
7128 to strings for text output.
7129 (cgraph_decide_inlining): Replace reason strings with enums.
7130 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
7131 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
7133 * tree-inline.c (expand_call_inline): Change type of REASON
7134 to cgraph_inline_failed_t. Replace reason strings with enums.
7135 Call cgraph_inline_failed_string for text output.
7136 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
7139 2009-03-28 Jan Hubicka <jh@suse.cz>
7141 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
7142 cgraph_clone_node): Remove master clone handling.
7143 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7144 * cgraph.h (master_clone): Remove.
7145 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7146 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
7147 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7149 2009-03-28 Jan Hubicka <jh@suse.cz>
7151 * cgraph.c (cgraph_function_body_availability): Functions declared
7152 inline are always safe to assume that it is not going to be replaced.
7154 2009-03-28 Richard Guenther <rguenther@suse.de>
7156 PR tree-optimization/38513
7157 * tree-ssa-pre.c (eliminate): Remove redundant stores.
7158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7159 EXC_PTR_EXPR and FILTER_EXPR.
7160 (get_ref_from_reference_ops): Likewise.
7162 2009-03-28 Richard Guenther <rguenther@suse.de>
7164 PR tree-optimization/38968
7165 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7166 Use FLOOR_MOD_EXPR to compute misalignment.
7168 2009-03-28 Richard Guenther <rguenther@suse.de>
7170 PR tree-optimization/37795
7171 * tree.h (combine_comparisons): Declare.
7172 * fold-const.c (combine_comparisons): Export.
7173 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
7175 (ifcombine_iforif): Use combine_comparisons.
7177 2009-03-28 Jan Hubicka <jh@suse.cz>
7179 * tree-eh.c (inlinable_call_p): New function.
7180 (make_eh_edges): Use it.
7181 (verify_eh_edges): Use it.
7182 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
7183 * except.c (reachable_next_level): Add inlinable_function argument
7184 (sjlj_find_directly_reachable_regions): Update.
7185 (add_reachable_handler): Do not set saw_any_handlers.
7186 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
7187 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7188 Add new inlinable call parameter.
7189 (can_throw_internal, can_throw_external): Update.
7190 * except.h (can_throw_internal_1, can_throw_external_1,
7191 foreach_reachable_handler): Update declaration.
7193 2009-03-28 Joseph Myers <joseph@codesourcery.com>
7195 * config/arm/t-arm-coff, config/h8300/coff.h,
7196 config/i386/i386-aout.h, config/i386/i386-coff.h,
7197 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
7198 config/pdp11/2bsd.h, config/rs6000/aix41.h,
7199 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
7200 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
7201 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
7202 sys-types.h: Remove.
7203 * Makefile.in: Remove protoize and fixproto support and references
7205 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
7206 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
7208 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
7209 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
7210 unprotoize$(exeext).
7211 (rest.encap): Don't depend on $(STMP_FIXPROTO)
7212 (.PHONY): Don't depend on proto.
7213 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
7214 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
7215 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
7216 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
7217 build/gen-protos.o, build/scan.o, xsys-protos.h,
7218 build/fix-header$(build_exeext), build/fix-header.o,
7219 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
7220 stmp-install-fixproto): Remove.
7221 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
7222 SYSCALLS.c or fixproto files.
7223 (install-common): Don't install protoize.
7224 (install-headers-tar, install-headers-cpio, install-headers-cp):
7225 Don't depend on $(STMP_FIXPROTO).
7226 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
7227 install fixproto files or write out fixproto settings.
7228 (uninstall): Don't uninstall protoize.
7229 * config.gcc (use_fixproto): Remove.
7230 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
7231 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
7232 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
7233 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
7234 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
7235 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
7236 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
7237 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
7238 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
7239 * config/t-vxworks (STMP_FIXPROTO): Remove.
7240 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
7241 STMP_FIXPROTO): Remove.
7242 * config.in, configure: Regenerate.
7243 * crtstuff.c (gid_t, uid_t): Don't undefine.
7244 * doc/install.texi: Change m68k-coff to m68k-elf in example.
7245 (arm-*-coff, arm-*-aout: Remove target entries.
7246 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
7247 Remove mention of AIX 4.1.
7248 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
7249 * doc/invoke.texi (Running Protoize): Remove.
7250 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
7251 (Protoize Caveats): Remove.
7252 * tsystem.h: Update comments on headers assumed to exist.
7254 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
7256 * genautomata.c: Add a new year to the copyright. Add a new
7258 (struct insn_reserv_decl): Add comments for member bypass_list.
7259 (find_bypass): Remove.
7260 (insert_bypass): New.
7261 (process_decls): Use insert_bypass.
7262 (output_internal_insn_latency_func): Output all bypasses with the
7263 same input insn in one switch case.
7265 * rtl.def (define_bypass): Describe bypass choice.
7266 * doc/md.texi (define_bypass): Ditto.
7268 2009-03-27 Richard Guenther <rguenther@suse.de>
7270 * gimplify.c (mark_addressable): Export.
7271 * tree-flow.h (mark_addressable): Declare.
7272 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
7273 * tree-ssa.c (verify_phi_args): Verify that address taken
7274 variables have TREE_ADDRESSABLE set.
7276 2009-03-27 Richard Guenther <rguenther@suse.de>
7278 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
7279 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
7280 Do not mark decls TREE_ADDRESSABLE.
7281 (build_fold_addr_expr): Adjust.
7282 (fold_addr_expr): Remove.
7283 (fold_unary): Use build_fold_addr_expr.
7284 (fold_comparison): Likewise.
7285 (split_address_to_core_and_offset): Likewise.
7286 * coverage.c (tree_coverage_counter_addr): Mark the array decl
7288 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
7289 (gimplify_modify_expr_to_memcpy): Mark source and destination
7291 * omp-low.c (create_omp_child_function): Mark the object decl
7293 (lower_rec_input_clauses): Mark the var we take the address of
7295 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
7297 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7300 * cfgexpand.c (expand_one_stack_var_at): Change alignment
7301 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
7303 2009-03-27 Richard Guenther <rguenther@suse.de>
7305 PR tree-optimization/39120
7306 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
7308 (handle_lhs_call): Process return constraints. Add escape
7309 constraints if necessary.
7310 (handle_const_call): Fill out return constraints. Make nested
7311 case more precise. Avoid consttmp if possible.
7312 (handle_pure_call): Fill out return constraints. Avoid
7313 callused if possible.
7314 (find_func_aliases): Simplify call handling.
7316 2009-03-27 Richard Guenther <rguenther@suse.de>
7318 PR tree-optimization/39120
7319 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
7320 as a representative.
7321 (solve_graph): Do propagate CALLUSED.
7322 (handle_pure_call): Use a scalar constraint from CALLUSED for
7324 (find_what_p_points_to): CALLUSED shall not appear in poins-to
7327 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7330 * c-common.c (handle_aligned_attribute): Properly check alignment
7331 overflow. Use (1U << i) instead of (1 << i).
7333 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
7335 * expr.h (get_mem_align_offset): Updated.
7337 * tree.h (tree_decl_common): Change align to "unsigned int" and
7338 move it before pointer_alias_set.
7340 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7341 Jakub Jelinek <jakub@redhat.com>
7344 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
7345 gr_register_operand with gr_reg_or_0_operand.
7346 (cmpxchg_rel_di): Likewise.
7347 (sync_lock_test_and_set<mode>): Likewise.
7349 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7351 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
7352 (true_regnum): Likewise.
7354 * rtlanal.c (subreg_info): Moved to ...
7355 * rtl.h (subreg_info): Here. New.
7356 (subreg_get_info): New.
7358 * rtlanal.c (subreg_get_info): Make it extern.
7360 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7363 * config/i386/i386.c (ix86_abi): New.
7364 (override_options): Handle -mabi=.
7365 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7366 (ix86_call_abi_override): Likewise.
7367 (init_cumulative_args): Likewise.
7368 (function_arg_advance): Likewise.
7369 (function_arg_64): Likewise.
7370 (function_arg): Likewise.
7371 (ix86_pass_by_reference): Likewise.
7372 (ix86_function_value_regno_p): Likewise.
7373 (ix86_build_builtin_va_list_abi): Likewise.
7374 (setup_incoming_varargs_64): Likewise.
7375 (is_va_list_char_pointer): Likewise.
7376 (ix86_init_machine_status): Likewise.
7377 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7378 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7379 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7380 (ix86_function_abi): Make it static and return enum calling_abi.
7381 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7383 (ix86_fn_abi_va_list): Updated.
7385 * config/i386/i386.h (ix86_abi): New.
7386 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7387 (CONDITIONAL_REGISTER_USAGE): Likewise.
7388 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7389 (machine_function): Likewise.
7391 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7393 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7394 (STACK_BOUNDARY): Likewise.
7395 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7397 * config/i386/i386.opt (mabi=): New.
7399 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7400 return enum calling_abi.
7401 (ix86_function_type_abi): Likewise.
7402 (ix86_function_abi): Removed.
7404 * doc/invoke.texi: Document -mabi= option for x86.
7406 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7408 * builtins.c (real_dconstp): Delete.
7409 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7411 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7412 Jakub Jelinek <jakub@redhat.com>
7415 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7416 (gen_subprogram_die): When a function is explicit, generate the
7417 DW_AT_explicit attribute.
7418 * langhooks.h (struct lang_hooks_for_decls): Add
7419 function_decl_explicit_p langhook.
7420 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7421 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7423 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7425 * builtins.c (fold_builtin_memory_op): Optimize memmove
7426 into memcpy if we can prove source and destination don't overlap.
7428 * tree-inline.c: Include gt-tree-inline.h.
7429 (clone_fn_id_num): New variable.
7430 (clone_function_name): New function.
7431 (tree_function_versioning): Use it.
7432 * Makefile.in (GTFILES): Add tree-inline.c.
7434 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7436 * BASE-VER: Change to 4.5.0.
7438 2009-03-27 Xinliang David Li <davidxl@google.com>
7440 PR tree-optimization/39557
7441 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7443 2009-03-27 Xinliang David Li <davidxl@google.com>
7445 PR tree-optimization/39548
7446 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7449 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7451 * c-common.c (pointer_int_sum): Use %wd on return from
7454 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7456 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7457 on return from tree_low_cst.
7459 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7462 * ginclude/stdarg.h (va_copy): Define also for
7463 __GXX_EXPERIMENTAL_CXX0X__.
7465 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7468 * builtins.h (c_strlen): Do not warn here.
7469 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7470 * c-common.c (pointer_int_sum): Take an explicit location.
7471 Warn about offsets out of bounds.
7472 * c-common.h (pointer_int_sum): Adjust declaration.
7474 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7476 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7479 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7482 * opts.c (warn_if_disallowed_function_p): Don't assume
7483 get_callee_fndecl must return non-NULL.
7485 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7487 PR rtl-optimization/39522
7488 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7489 when reg_reloaded_valid is set.
7491 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7493 * config/spu/divv2df3.c: New file.
7494 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7495 (DPBIT_FUNCS): Filter out _div_df.
7497 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7499 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7500 a jump insn, count that jump in the distance to the loop start.
7502 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7505 * config/sh/sh.c (calc_live_regs): Fix condition for global
7506 registers except PIC_OFFSET_TABLE_REGNUM.
7508 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7511 * doc/invoke.texi (-mconsole): New.
7515 (-mnop-fun-dllimport): New.
7519 (sub section "i386 and x86-64 Windows Options"): New.
7521 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7523 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7524 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7526 2009-03-25 Richard Guenther <rguenther@suse.de>
7529 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7532 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7534 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7535 neither of haifa/selective schedulers are working.
7537 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7539 * doc/invoke.texi (Debugging Options): Fix description of
7540 -fno-merge-debug-strings.
7542 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7544 * config/cris/libgcc.ver: New version-script.
7545 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7547 * configure.ac <GAS features, nop mnemonic>: Add pattern
7548 crisv32-*-* for "nop".
7549 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7550 * configure: Regenerate.
7552 2009-03-24 Ira Rosen <irar@il.ibm.com>
7554 PR tree-optimization/39529
7555 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7556 mark_sym_for_renaming for the tag copied to the new vector
7559 2009-03-24 Arthur Loiret <aloiret@debian.org>
7561 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7562 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7563 EXTRA_SPEC_FUNCTIONS.
7564 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7565 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7566 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7567 -march and -mtune options.
7569 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7571 * config/m68k/t-rtems: Add m5329 multilib.
7573 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7574 Jakub Jelinek <jakub@redhat.com>
7577 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7580 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7583 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7584 instead of c_parser_expression_conv, if original_code isn't one of the
7585 4 allowed comparison codes, fail.
7587 2009-03-23 Richard Guenther <rguenther@suse.de>
7589 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7590 * tree.h (struct tree_type): Likewise.
7591 * reload.h (struct insn_chain): Likewise.
7592 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7593 * function.h (struct function): Likewise.
7594 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7596 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7598 PR tree-optimization/39516
7599 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7601 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7603 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7604 should be set true if BITS_PER_WORD of target is bigger than 32
7606 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7608 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7609 Translate -B-options to -rpath-link. Correct existing
7610 rpath-link and conditionalize on !nostdlib.
7612 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7614 * doc/extend.texi (Function Attributes, Variable Attributes):
7616 * doc/invoke.texi (Debugging Options, Optimize Options)
7617 (i386 and x86-64 Options, MCore Options): Likewise.
7619 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7622 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7623 it for block local namespace aliases.
7624 (gen_decl_die): Pass context_die to gen_namespace_die.
7626 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7629 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7630 minimum or maximum value.
7632 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7634 * reginfo.c (globalize_reg): Recompute derived reg sets.
7636 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7639 * libgcc2.c (mprotect): Do not use signed arguments for
7640 VirtualProtect, use DWORD arguments. Also fix the 'may
7641 be used uninitialized' warning for the np variable.
7643 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7646 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7647 functions using regparm calling conventions when not optimizing.
7648 (ix86_function_sseregparm): Similarly for sseregparm calling
7651 2009-03-19 Li Feng <nemokingdom@gmail.com>
7654 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7655 dependence if the first conflict is after niter iterations.
7657 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7660 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7661 functions with dynamic stack-pointer adjustments.
7663 2009-03-19 Ben Elliston <bje@au.ibm.com>
7665 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7666 option; change to -msdata=data.
7668 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7670 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7673 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7676 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7678 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7680 * doc/invoke.texi (Code Gen Options): Expand discussion of
7683 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7685 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7686 * matrix-reorg.c (struct matrix_info): Likewise.
7687 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7688 * rtl.h (struct mem_attrs): Likewise.
7689 * df.h (struct df): Likewise.
7690 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7691 * ira-int.h (struct ira_allocno): Likewise.
7692 * df-scan.c (struct df_collection_rec): Likewise.
7693 * ira.c (struct equivalence): Likewise.
7694 * function.c (struct temp_slot): Likewise.
7695 * cfgloop.h (struct loop): Likewise.
7698 * function.c (use_register_for_decl): When not optimizing, disregard
7699 register keyword for variables with types containing methods.
7701 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7704 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7705 (is_simple_operand): Call contains_component_ref_p before calling data
7706 reference analysis that would fail on COMPONENT_REFs.
7708 * tree-vrp.c (search_for_addr_array): Fix formatting.
7710 2009-03-18 Richard Guenther <rguenther@suse.de>
7712 * tree-vect-transform.c (vect_loop_versioning): Fold the
7713 generated comparisons.
7714 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7715 (slpeel_tree_peel_loop_to_edge): Likewise.
7717 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7720 * opts.c (print_specific_help): In addition to `undocumented',
7721 accept `separate' and `joined' flags if passed alone. Describe
7722 output by the first matched one of those.
7723 (common_handle_option): Skip over empty strings.
7724 * gcc.c (display_help): Fix help string for `--help='.
7725 * doc/invoke.texi (Option Summary, Overall Options): With
7726 `--help=', classes and qualifiers can both be repeated, but
7727 only the latter can be negated. One should not pass only
7728 negated qualifiers. Fix markup and examples.
7731 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7733 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7734 and -fhelp=separate.
7736 2009-03-17 Jing Yu <jingyu@google.com>
7739 * function.h (struct rtl_data): Move is_thunk from here...
7740 (struct function): ...to here.
7741 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7742 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7744 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7746 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7747 (alpha_output_function_end_prologue): Likewise.
7748 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7749 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7750 (rs6000_output_function_epilogue): Likewise.
7751 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7753 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7756 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7757 from different units in a single alternative.
7758 (*truncdfsf_i387): Ditto.
7759 (*truncxfsf2_mixed): Ditto.
7760 (*truncxfdf2_mixed): Ditto.
7762 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7764 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7765 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7768 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7769 unused non-artificial variables when not optimizing.
7772 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7773 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7774 NAMESPACE_DECL in its DECL_INITIAL.
7777 * optabs.c (set_user_assembler_libfunc): New function.
7778 * expr.h (set_user_assembler_libfunc): New prototype.
7779 * c-common.c: Include libfuncs.h.
7780 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7781 for memcmp, memset, memcpy, memmove and abort.
7782 * Makefile.in (c-common.o): Depend on libfuncs.h.
7785 * dwarf2out.c (gen_inlined_enumeration_type_die,
7786 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7787 gen_tagged_type_instantiation_die): Removed.
7788 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7791 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7794 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7796 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7797 (check-parallel-%): Ditto.
7798 (check-consistency): Ditto.
7800 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7802 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7803 local variable rhs by NULL_TREE.
7805 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7808 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7810 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7813 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7815 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7818 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7819 for ms->sysv ABI calls only in 64bit mode.
7821 * config/i386/i386.md (untyped_call): Support 32bit.
7823 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7825 * doc/extend.texi: Replace x86_65 with x86_64.
7827 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7829 PR tree-optimization/39455
7830 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7831 mismatches for POINTER_TYPE_P (type).
7832 (number_of_iterations_le): Likewise.
7834 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7836 * config/picochip/picochip.c: Removed profiling support.
7837 * config/picochip/picochip.md: Removed profiling instruction.
7838 * config/picochip/picochip.h: Removed profiling builtin.
7840 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7842 * doc/install.texi (--with-host-libstdcxx): Document.
7844 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7847 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7848 generate a warning if the function name does not begin with
7849 "__vector" and the function has either the 'signal' or 'interrupt'
7850 attribute, from here to ...
7851 (avr_declare_function_name): ...here. New function.
7852 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7853 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7855 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7858 * cse.c (fold_rtx): Don't modify original const_arg1 when
7859 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7860 separate variable instead.
7861 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7862 from out of range shift counts.
7863 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7865 2009-03-13 Catherine Moore <clm@codesourcery.com>
7867 * config/i386/x-mingw32 (host-mingw32.o): Replace
7868 diagnostic.h with $(DIAGNOSTIC_H).
7870 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7873 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7875 * config/i386/sync.md (sync_compare_and_swap<mode>,
7876 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7877 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7879 (sync_double_compare_and_swapdi_pic,
7880 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7881 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7883 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7888 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7891 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7892 (avx_addsubv4df3): Likewise.
7893 (*avx_addsubv4sf3): Likewise.
7894 (sse3_addsubv4sf3): Likewise.
7896 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7899 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7901 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7904 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7905 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7906 registers for allocnos created from user-defined variables.
7908 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7911 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7912 of non-integer mode as well.
7914 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7916 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7917 for functions for which the parameter types are unknown.
7919 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7922 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7923 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7924 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7925 * config/i386/i386.c (ix86_local_alignment): For
7926 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7927 long long variables on the stack to avoid dynamic realignment.
7928 Allow the first argument to be a decl rather than type.
7929 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7931 2009-03-11 Nick Clifton <nickc@redhat.com>
7934 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7936 Add description to mno-lsim option.
7937 * config/mcore/mcore.h: Remove comment about deprecated m4align
7939 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7940 * doc/invoke.texi: Add description of mno-lsim and
7941 mstack-increment options.
7943 * config/fr30/fr30.opt: Document the -mno-lsim option.
7944 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7945 and -mno-lsim options.
7947 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7949 * fold-const.c (fold_comparison): Only call fold_inf_compare
7950 if the mode supports infinities.
7952 2009-03-11 Jason Merrill <jason@redhat.com>
7955 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7956 end already did. Notice GIMPLE_CALL modifications of the result.
7957 Don't copy debug information from an ignored decl or a decl from
7960 2009-03-10 Richard Guenther <rguenther@suse.de>
7961 Nathan Froyd <froydnj@codesourcery.com>
7964 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7965 (__divMODE3): Likewise.
7967 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7969 PR tree-optimization/39394
7970 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7971 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7973 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7975 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7976 inline asms for register asm ("") declarations.
7978 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7980 * fold-const.c (fold_unary): Fix comment.
7982 2009-03-07 Jan Hubicka <jh@suse.cz>
7985 * tree-inline.c (setup_one_parameter): Do replacement of const
7986 argument by constant in SSA form.
7988 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7991 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7992 determine alignment passed to assign_stack_local.
7993 (assign_parms_unsplit_complex): Likewise.
7994 * except.c (sjlj_build_landing_pads): Likewise.
7996 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7999 * tree-flow.h (add_referenced_var): Return bool instead of void.
8000 * tree-dfa.c (add_referenced_var): Return result of
8001 referenced_var_check_and_insert call.
8002 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8003 of referenced_var_check_and_insert.
8006 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8007 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8008 DIE, don't emit it if abstract origin already has it.
8009 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8010 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8012 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8014 * genpreds.c (needs_variable): Fix parentheses at variable name
8016 (write_tm_constrs_h): Indent generated code.
8018 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8020 * doc/extend.texi (Function Attributes): Add documentation
8023 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8026 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8027 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8029 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8031 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8034 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8037 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8038 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8040 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8042 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8043 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8044 constants instead of magic numbers.
8045 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8047 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8048 (x86_64_ms_abi_int_parameter_registers): Ditto.
8049 (x86_64_int_return_registers): Ditto.
8050 (ix86_maybe_switch_abi): Ditto.
8051 (ix86_expand_call): Ditto for clobbered_registers array.
8052 (ix86_hard_regno_mode_ok): Ditto.
8053 (x86_extended_QIreg_mentioned_p): Ditto.
8055 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8057 PR tree-optimization/39349
8058 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8060 * combine.c (gen_lowpart_for_combine): Use omode when generating
8063 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8065 PR rtl-optimization/39235
8066 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8068 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8070 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8072 2009-03-04 Richard Guenther <rguenther@suse.de>
8074 PR tree-optimization/39362
8075 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8076 that occur in abnormal PHIs should be varying.
8078 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8080 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8082 (simple_iv): Take loop as an argument instead of statement.
8083 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8084 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8086 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8088 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8089 * matrix-reorg.c (analyze_transpose): Ditto.
8090 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8091 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8092 * tree-predcom.c (ref_at_iteration): Ditto.
8093 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8095 2009-03-04 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/39358
8098 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8099 escaped_id and callused_id.
8100 (solve_graph): Likewise.
8102 2009-03-04 Richard Guenther <rguenther@suse.de>
8104 PR tree-optimization/39339
8105 * tree-sra.c (try_instantiate_multiple_fields): Make it
8106 no longer ICE on the above.
8108 2009-03-03 Joseph Myers <joseph@codesourcery.com>
8110 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
8111 that fits within Pmode.
8113 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8116 * tm.texi (LIBCALL_VALUE): Update description.
8118 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8121 * doc/extend.texi (section): Update description.
8123 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
8126 * tree-inline.c (remapped_type): New.
8127 (can_be_nonlocal): Call remapped_type instead of remap_type.
8129 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8132 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
8133 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
8135 2009-03-03 Richard Guenther <rguenther@suse.de>
8138 * tree.c (tree_nonartificial_location): New function.
8139 * tree.h (tree_nonartificial_location): Declare.
8140 * builtins.c (expand_builtin_memory_chk): Provide location
8141 of the call location for artificial function pieces.
8142 (maybe_emit_chk_warning): Likewise.
8143 (maybe_emit_sprintf_chk_warning): Likewise.
8144 (maybe_emit_free_warning): Likewise.
8145 * expr.c (expand_expr_real_1): Likewise.
8147 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8149 PR tree-optimization/39343
8150 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
8151 COMPONENT_REF t has ARRAY_TYPE.
8153 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
8156 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
8157 when the type precision of the induction variable should be
8158 larger than the type precision of nit.
8159 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
8160 * graphite.c (graphite_loop_normal_form): Same.
8161 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
8163 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8165 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
8166 (*call_1_rex64_ms_sysv): Use named constants instead of magic
8167 numbers to describe clobbered registers.
8168 (*call_value_0_rex64_ms_sysv): Ditto.
8169 * config/i386/mmx.md (mmx_emms): Ditto.
8172 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
8174 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
8177 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8179 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
8180 (spu_section_type_flags): New function.
8182 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8184 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
8185 reg_class_contents of FLOAT_REGS into a temporary.
8187 2009-03-02 Richard Guenther <rguenther@suse.de>
8188 Ira Rosen <irar@il.ibm.com>
8190 PR tree-optimization/39318
8191 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
8192 information to the vectorized statement.
8194 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
8196 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
8197 variable. Use defined names instead of magic constants for REX SSE
8200 2009-03-01 Richard Guenther <rguenther@suse.de>
8202 PR tree-optimization/39331
8203 * omp-low.c (lower_send_shared_vars): Do not receive new
8204 values for the reference of DECL_BY_REFERENCE parms or results.
8206 2009-03-01 Jan Hubicka <jh@suse.cz>
8209 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
8210 BLOCK_NONLOCALIZED_VAR): New macros.
8211 (tree_block): Add nonlocalized_vars.
8212 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
8213 gen_decl_die): Add origin argument. Allow generation of die with
8214 origin at hand only.
8215 (gen_member_die, gen_type_die_with_usage, force_decl_die,
8216 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
8218 (gen_block_die): Fix checking for unused blocks.
8219 (process_scope_var): Break out from .... ; work with origins only.
8220 (decls_for_scope) ... here; process nonlocalized list.
8221 (dwarf2out_ignore_block): Look for nonlocalized vars.
8222 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
8224 (dump_scope_block): Dump them.
8225 * tree-inline.c (remap_decls): Handle nonlocalized vars.
8226 (remap_block): Likewise.
8227 (can_be_nonlocal): New predicate.
8228 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
8230 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8232 * configure: Regenerate.
8234 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8236 * optc-gen.awk: No need to duplicate option flags twice.
8237 Reuse help texts for duplicate options which do not have any.
8239 * gcc.c (display_help): Document --version.
8241 * gcc.c (main): If print_help_list and verbose_flag, ensure
8242 driver output comes before subprocess output.
8244 * optc-gen.awk: Assign all remaining fields to help string,
8245 space-separated, for multi-line help in *.opt.
8247 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
8248 -Wno-pedantic-ms-format is for MinGW targets only.
8250 * doc/options.texi (Option file format): Fix bad indentation,
8251 restoring dropped sentence.
8253 2009-02-28 Jan Hubicka <jh@suse.cz>
8255 * tree-inline.c (tree_function_versioning): Output debug info.
8257 2009-02-28 Jan Hubicka <jh@suse.cz>
8260 * tree-inline.c (setup_one_parameter): Do not copy propagate
8261 arguments when not optimizing.
8263 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
8266 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8267 (avx_addsubv4df3): Likewise.
8268 (*avx_addsubv4sf3): Likewise.
8269 (sse3_addsubv4sf3): Likewise.
8270 (*avx_addsubv2df3): Likewise.
8271 (sse3_addsubv2df3): Likewise.
8272 (avx_unpckhps256): Correct item selectors.
8273 (avx_unpcklps256): Likewise.
8274 (avx_unpckhpd256): Likewise.
8275 (avx_unpcklpd256): Likewise.
8277 2009-02-28 Jan Hubicka <jh@suse.cz>
8279 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
8281 (copy_arguments_for_versioning): If var is declared don't declare it.
8282 (tree_function_versioning): First setup substitutions and then copy
8285 2009-02-27 Jan Hubicka <jh@suse.cz>
8288 * cgraph.h (varpool_output_debug_info): Remove.
8289 * cgraphunit.c (varpool_output_debug_info): Remove.
8290 * dwarf2out.c (deferred_locations_struct): New struct
8291 (deferred_locations): New type.
8292 (deferred_locations_list): New static var.
8293 (deffer_location): New function.
8294 (gen_variable_die): Use it.
8295 (decls_for_scope): Output info on local static vars.
8296 (dwarf2out_finish): Process deferred locations.
8297 * varpool.c (varpool_output_debug_info): Remove.
8299 2009-02-27 Jan Hubicka <jh@suse.cz>
8302 * tree.h (TREE_PROTECTED): Fix comment.
8303 (BLOCK_HANDLER_BLOCK): Remove.
8304 (struct tree_block): Remove handler_block add body_block.
8305 (inlined_function_outer_scope_p): New.
8306 (is_body_block): Remove.
8307 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
8308 * dwarf2out.c (is_inlined_entry_point): Remove.
8309 (add_high_low_attributes): Use inlined_function_outer_scope_p.
8310 (gen_block_die): Use is_inlined_entry_point check. Remove body block
8312 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
8313 * gimplify.c (gimplify_expr): Gimplify body blocks.
8314 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
8315 block with multiple subblocks.
8316 (dump_scope_block): Prettier output; dump more flags and info.
8317 (dump_scope_blocks): New.
8318 (remove_unused_locals): Use dump_scope_blocks.
8319 * tree-flow.h (dump_scope_blocks): Declare.
8320 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
8321 * stmt.c (is_body_block): Remove.
8322 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
8323 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
8325 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
8328 * graphite.c (graphite_loop_normal_form): Do not call
8329 number_of_iterations_exit from a gcc_assert.
8331 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8333 * config/s390/s390.c (s390_swap_cmp): Look for conditional
8334 jumps if COND is NULL.
8335 (find_cond_jump): New function.
8336 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
8337 * config/s390/s390.md: Remove z10_cobra attribute value.
8339 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
8341 * config/alpha/alpha.h (alpha_expand_mov): Return false if
8342 force_const_mem returns NULL_RTX.
8344 2009-02-26 Jan Hubicka <jh@suse.cz>
8347 * cgraph.h (varpool_output_debug_info): Remove.
8348 * cgraphunit.c (varpool_output_debug_info): Remove.
8349 * dwarf2out.c (deferred_locations_struct): New struct
8350 (deferred_locations): New type.
8351 (deferred_locations_list): New static var.
8352 (deffer_location): New function.
8353 (gen_variable_die): Use it.
8354 (decls_for_scope): Output info on local static vars.
8355 (dwarf2out_finish): Process deferred locations.
8356 * varpool.c (varpool_output_debug_info): Remove.
8358 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
8360 PR rtl-optimization/39241
8361 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8362 to subreg_offset_representable_p.
8364 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8366 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8367 execute function prototype. Get f and nregs from max_reg_num
8368 and get_insns. Remove the first backward pass as it's dead,
8369 guard the forward pass by flag_expensive_optimizations.
8370 (rest_of_handle_regmove): Delete.
8371 (pass_regmove): Replace it with regmove_optimize.
8373 2009-02-25 Martin Jambor <mjambor@suse.cz>
8375 PR tree-optimization/39259
8376 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8377 calls_alloca function flags.
8378 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8381 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8383 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8384 flags_set_1_rtx, flags_set_1_set): Delete.
8385 (regmove_optimize): Do not call mark_flags_life_zones.
8387 2009-02-24 Julian Brown <julian@codesourcery.com>
8390 * config/arm/arm.c (require_pic_register): Only set
8391 cfun->machine->pic_reg once per function.
8393 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8395 * doc/invoke.texi (Link Options): Document an easier way to pass
8396 options that take arguments to the GNU linker using -Xlinker and -Wl.
8398 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8401 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8403 2009-02-24 Richard Guenther <rguenther@suse.de>
8406 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8408 2009-02-24 Richard Guenther <rguenther@suse.de>
8409 Zdenek Dvorak <ook@ucw.cz>
8411 PR tree-optimization/39233
8412 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8413 from converting them to a generic type.
8415 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8417 PR tree-optimization/39260
8418 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8419 contains a condition with a real type.
8420 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8422 2009-02-23 Jason Merrill <jason@redhat.com>
8425 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8426 narrowing_initializer_constant_valid_p.
8427 (narrowing_initializer_constant_valid_p): Don't return
8428 null_pointer_node for adding a pointer to itself.
8430 2009-02-23 Jan Hubicka <jh@suse.cz>
8433 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8436 2009-02-23 Jan Hubicka <jh@suse.cz>
8438 PR tree-optimization/37709
8439 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8440 * tree.h (block_ultimate_origin): Declare.
8441 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8442 * tree-ssa-live.c (remove_unused_scope_block_p):
8443 Eliminate blocks containig no instructions nor live variables nor
8445 (dump_scope_block): New function.
8446 (remove_unused_locals): Enable removal of dead blocks by default;
8447 enable dumping at TDF_DETAILS.
8449 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8451 * config/i386/i386.c (classify_argument): Don't allow COImode
8453 (function_arg_advance_32): Don't allow OImode.
8454 (function_arg_32): Likewise.
8455 (function_value_32): Likewise.
8456 (return_in_memory_32): Likewise.
8457 (function_arg_64): Remove OImode comment.
8459 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8462 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8463 ix86_expand_vector_set for V4DImode in 64bit mode only.
8464 (ix86_expand_vector_init_one_var): Likewise.
8466 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8468 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8470 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8473 * loop-iv.c: Revert last change.
8474 * emit-rtl.c: Likewise.
8476 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8479 * config/i386/i386.c (type_natural_mode): Remove an extra
8480 space in the warning message.
8481 (function_value_32): Handle 32-byte vector modes.
8482 (return_in_memory_32): Likewise.
8484 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8486 * loop-iv.c (truncate_value): New function.
8487 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8489 (lowpart_subreg): Move to...
8490 * emit-rtl.c: ...here.
8492 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8494 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8495 accidental and undocumented change at revision 140860.
8497 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8499 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8500 take gimple_seq * arguments.
8501 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8502 types_compatible_p langhook.
8504 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8505 Joseph Myers <joseph@codesourcery.com>
8507 * config/arm/arm.c (arm_builtin_va_list): New function.
8508 (arm_expand_builtin_va_start): Likewise.
8509 (arm_gimplify_va_arg_expr): Likewise.
8510 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8511 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8512 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8513 (va_list_type): New variable.
8514 (arm_mangle_type): Mangle va_list_type appropriately.
8516 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8519 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8520 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8521 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8522 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8523 parameter to 1000 for -O1 by default.
8524 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8526 * loop-invariant.c: Include params.h.
8527 (move_loop_invariants): Don't call move_single_loop_invariants on
8530 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8532 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8533 offset when calculating bounds for indexing stack_usage_map. Fixes
8534 a buffer overflow with certain target setups.
8536 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8539 * calls.c (expand_call): Clear try_tail_call if caller and callee
8540 disagree in promotion of function return value.
8542 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8545 * c-common.c (c_determine_visibility): If visibility changed and
8546 DECL_RTL has been already set, call make_decl_rtl to update symbol
8549 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8552 * varasm.c (assemble_variable): Don't check DECL_NAME when
8553 globalizing a variable.
8555 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8558 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8559 expression before any __builtin_trap call.
8560 * c-typeck.c (build_function_call): Convert and check function
8561 arguments before generating a call to a trap. Evaluate the
8562 function arguments before the trap.
8564 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8567 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8568 (UNSPEC_FXAM_MEM): New unspec.
8569 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8570 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8571 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8573 2009-02-19 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/39207
8576 PR tree-optimization/39074
8577 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8578 storedanything_tree): New.
8579 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8580 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8581 (build_succ_graph): Add edges from STOREDANYTHING to all
8583 (init_base_vars): Initialize STOREDANYTHING.
8584 (compute_points_to_sets): Free substitution info after
8585 building the succ graph.
8586 (ipa_pta_execute): Likewise.
8588 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8590 (do_ds_constraint): Do not add to special var or non-pointer
8592 (type_could_have_pointers): Split out from ...
8593 (could_have_pointers): ... here. For arrays use the element type.
8594 (create_variable_info_for): Initialize may_have_pointers.
8595 (new_var_info): Likewise.
8596 (handle_lhs_call): Make the HEAP variable unknown-sized.
8597 (intra_create_variable_infos): Use a type with pointers for
8598 PARM_NOALIAS, make it unknown-sized.
8600 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8603 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8605 2009-02-18 Jason Merrill <jason@redhat.com>
8608 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8609 value if DECL_EXTERNAL.
8610 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8611 * target.h (gcc_target::binds_local_p): Clarify "module".
8612 * tree.h (TREE_PUBLIC): Clarify "module".
8614 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8617 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8618 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8620 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8623 * c.opt (Wabi): Support C and ObjC.
8626 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8628 * config/i386/i386.c (classify_argument): Warn once about the ABI
8629 change when passing union with long double.
8631 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8633 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8636 * c-parser.c (c_parser_compound_statement): Always enter and leave
8639 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8642 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8644 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8646 PR tree-optimization/36922
8647 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8648 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8651 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8653 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8656 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8658 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8660 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8662 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8665 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8666 Richard Sandiford <rdsandiford@googlemail.com>
8668 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8669 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8670 (loongson_biadd): ...this.
8672 2009-02-17 Richard Guenther <rguenther@suse.de>
8674 PR tree-optimization/39202
8675 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8676 a var make sure to follow existing collapses.
8678 2009-02-17 Richard Guenther <rguenther@suse.de>
8681 * langhooks.c (lhd_print_error_function): Check for NULL block.
8683 2009-02-17 Richard Guenther <rguenther@suse.de>
8685 PR tree-optimization/39204
8686 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8689 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8691 * config/soft-fp/double.h: Update from glibc CVS.
8693 2009-02-17 Richard Guenther <rguenther@suse.de>
8695 PR tree-optimization/39207
8696 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8697 strict-aliasing warnings for pointers pointing to NULL.
8699 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8702 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8703 skipping until next close brace.
8705 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8708 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8709 to function argument boundary.
8711 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8713 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8714 in the lea_add. Reload eventually constraints it properly.
8715 * config/picochip/constraints.md: Remove the target constraint
8716 "b", since it is not needed anymore.
8718 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8720 * gthr-dce.h: Uglify function parameter and local variable names.
8721 * gthr-gnat.h: Likewise.
8722 * gthr-mipssde.h: Likewise.
8723 * gthr-nks.h: Likewise.
8724 * gthr-posix95.h: Likewise.
8725 * gthr-posix.h: Likewise.
8726 * gthr-rtems.h: Likewise.
8727 * gthr-single.h: Likewise.
8728 * gthr-solaris.h: Likewise.
8729 * gthr-tpf.h: Likewise.
8730 * gthr-vxworks.h: Likewise.
8731 * gthr-win32.h: Likewise.
8733 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8736 * config/i386/i386.md: Restrict the new peephole2 to move
8737 between MMX/SSE registers.
8739 2009-02-15 Richard Guenther <rguenther@suse.de>
8742 2009-02-13 Richard Guenther <rguenther@suse.de>
8744 * configure.ac: Enable LFS.
8745 * configure: Re-generate.
8746 * config.in: Likewise.
8748 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8750 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8751 spu_srqwbyte, spu_srqwbytebc): Define.
8752 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8753 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8754 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8755 "shrqby_<mode>"): New insn-and-split patterns.
8756 * config/spu/spu.c (expand_builtin_args): Determine and return
8757 number of operands using spu_builtin_description data.
8758 (spu_expand_builtin_1): Use it.
8760 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8763 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8766 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8769 * config/i386/i386.c (override_options): Correct warning
8770 messages for -malign-loops, -malign-jumps and -malign-functions.
8772 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8775 * config/i386/i386.md: Restrict the new peephole2 to move
8776 between the general purpose registers.
8778 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8781 * config/i386/i386.c (type_natural_mode): Add a new argument.
8782 Return the original mode and warn ABI change if vector size is 32byte.
8783 (function_arg_advance): Updated.
8784 (function_arg): Likewise.
8785 (ix86_function_value): Likewise.
8786 (ix86_return_in_memory): Likewise.
8787 (ix86_sol10_return_in_memory): Likewise.
8788 (ix86_gimplify_va_arg): Likewise.
8789 (function_arg_32): Don't warn ABX ABI change here.
8790 (function_arg_64): Likewise.
8792 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8794 * loop-iv.c (implies_p): In the final case, test that operands 0
8795 of the two comparisons match.
8797 * config/bfin/bfin.c (find_prev_insn_start): New function.
8798 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8799 (find_next_insn_start): Move.
8801 2009-02-13 Richard Guenther <rguenther@suse.de>
8803 * configure.ac: Enable LFS.
8804 * configure: Re-generate.
8805 * config.in: Likewise.
8807 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8810 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8811 sizes on syntax error after some arguments have been parsed.
8813 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8815 * doc/invoke.texi (-fira): Remove.
8817 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8819 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8820 * recog.c: Likewise.
8823 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8825 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8826 (umul_ppmm): Likewise.
8827 (count_leading_zeros): Likewise.
8828 (count_trailing_zeros): Likewise.
8829 (UMUL_TIME): Likewise.
8831 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8833 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8834 soft-fp/t-softfp to tmake_file.
8836 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8837 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8838 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8839 IA64_BUILTIN_INFQ]: New.
8840 (ia64_init_builtins): Initialize __builtin_infq,
8841 __builtin_fabsq and __builtin_copysignq if not HPUX.
8842 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8843 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8845 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8847 (__fixtfti): Likewise.
8848 (__fixunstfti): Likewise.
8849 (__floattitf): Likewise.
8851 * config/ia64/libgcc-glibc.ver: New.
8852 * config/ia64/t-fprules-softfp: Likewise.
8853 * config/ia64/sfp-machine.h: Likewise.
8855 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8856 (LIBGCC2_TF_CEXT): Likewise.
8857 (TF_SIZE): Likewise.
8858 (TARGET_INIT_LIBFUNCS): Likewise.
8860 * config/ia64/t-glibc (SHLINB_MAPFILES):
8861 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8863 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8865 * config/i386/i386.c (construct_container): Rewrite processing
8866 BLKmode with X86_64_SSE_CLASS.
8868 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8871 * config/i386/i386.md: Replace simplify_replace_rtx with
8872 replace_rtx in the new peephole2.
8874 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8876 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8877 loop unrolling do not happen at -O2.
8879 2009-02-12 Michael Matz <matz@suse.de>
8881 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8883 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8885 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8888 2009-02-12 Ben Elliston <bje@au.ibm.com>
8890 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8891 patterns when updating the back chain. Missed in the 2009-02-10
8894 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8896 * doc/extend.texi (Decimal Floating Types): Update identifier of
8897 draft TR and list of missing support.
8899 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8902 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8903 bit to variable length decl's flags, add it also to its
8904 pointer replacement variable.
8906 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8907 Jakub Jelinek <jakub@redhat.com>
8910 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8911 (memory_blockage): New expander.
8912 (*memory_blockage): New insn pattern.
8913 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8914 instead of general blockage at the end of function prologue when
8915 frame pointer is used to access red zone area. Do not emit blockage
8916 when profiling, it is emitted in generic code.
8917 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8918 function epilogue when frame pointer is used to access red zone area.
8920 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8923 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8924 by arithmetic with memory operands.
8925 * config/i386/predicates.md (commutative_operator): New.
8927 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8929 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8932 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8934 * alias.h (record_alias_subset): Declare.
8935 * alias.c (record_alias_subset): Make global.
8937 2009-02-10 Nick Clifton <nickc@redhat.com>
8939 * tree-parloops.c: Change license to GPLv3.
8940 * ipa-struct-reorg.c: Change license to GPLv3.
8941 * ipa-struct-reorg.h: Change license to GPLv3.
8943 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8946 * c-decl.c (start_struct): Return NULL on error.
8948 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8951 * cfgloopmanip.c (remove_path): Call remove_bbs after
8952 cancel_loop_tree, not before it.
8955 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8956 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8957 VAR_DECLs were seen.
8958 * tree-ssa-live.c (remove_unused_locals): Recompute
8959 cfun->has_local_explicit_reg_vars.
8960 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8961 copies or clearings if cfun->has_local_explicit_reg_vars.
8963 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8966 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8967 of function prologue when frame pointer is used to access
8970 2009-02-10 Richard Guenther <rguenther@suse.de>
8973 * gimplify.c (gimple_regimplify_operands): Always look if
8974 we need to create a temporary.
8976 2009-02-10 Richard Guenther <rguenther@suse.de>
8978 PR tree-optimization/39132
8979 * tree-loop-distribution.c (todo): New global var.
8980 (generate_memset_zero): Trigger TODO_rebuild_alias.
8981 (tree_loop_distribution): Return todo.
8983 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8986 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8987 (x86_64_reg_class_name): Removed.
8988 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8989 first one isn't X86_64_SSE_CLASS or any other ones aren't
8990 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8991 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8992 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8993 and 3 X86_64_SSEUP_CLASS.
8994 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8995 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8997 2009-02-10 Ben Elliston <bje@au.ibm.com>
8999 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9000 form instruction to update the stack back chain word, even if the
9001 user has disabled the generation of update instructions.
9002 (movdi_<mode>_update_stack): New.
9003 (movsi_update_stack): Likewise.
9004 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9005 always use an update form instruction to update the stack back
9008 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9011 * graphite.c (if_region_set_false_region): After moving a region in
9012 the false branch of a condition, remove the empty dummy basic block.
9013 (gloog): Remove wrong fix for PR38953.
9015 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9017 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9018 generation due to implicit sign extension.
9020 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9023 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9024 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9026 2009-02-09 Richard Guenther <rguenther@suse.de>
9029 * convert.c (convert_to_real): Disable (float)fn((double)x)
9030 to fnf(x) conversion if errno differences may occur and
9031 -fmath-errno is set.
9033 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9035 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9036 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9037 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9039 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9042 * c-common.c (handle_alias_attribute): Disallow attribute for
9043 anything not a FUNCTION_DECL or VAR_DECL.
9045 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9048 * real.c (do_compare): Special-case compare of zero against
9049 decimal float value.
9051 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9054 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9055 as indicating flexible array members unless the field itself is
9056 being declarared as the incomplete array.
9058 2009-02-06 Jan Hubicka <jh@suse.cz>
9060 PR tree-optimization/38844
9061 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9064 2009-02-06 Richard Guenther <rguenther@suse.de>
9067 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9068 fork because we may expand it as __gcov_fork.
9070 2009-02-06 Nick Clifton <nickc@redhat.com>
9072 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9074 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9076 PR tree-optimization/35659
9077 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9078 vn_phi_eq): Shortcut if hashcode does not match.
9079 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9081 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9082 and avoid iterative_hash_expr.
9083 (FOR_EACH_VALUE_ID_IN_SET): New.
9084 (value_id_compare): Remove.
9085 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9086 sort expressions by value id.
9088 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9091 * config/sh/predicates.md (general_movsrc_operand): Don't check
9092 the subreg of system registers here.
9094 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9097 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9100 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9102 PR rtl-optimization/39110
9103 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9104 addresses, not aligned ones.
9106 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9107 Richard Guenther <rguenther@suse.de>
9109 PR tree-optimization/39100
9110 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
9111 comment says and add edges.
9113 2009-02-05 Joseph Myers <joseph@codesourcery.com>
9116 * c-common.c (handle_tls_model_attribute): Ignore attribute for
9117 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
9119 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
9121 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
9122 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
9123 register_bb_in_sese, new_sese, free_sese): Moved.
9124 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
9125 outermost_loop_in_scop, build_scop_iteration_domain,
9126 expand_scalar_variables_ssa_name, get_vdef_before_scop,
9127 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
9128 Use loop_in_sese_p instead of loop_in_scop_p.
9129 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
9130 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
9131 (scopdet_basic_block_info): Fix bug in scop detection.
9132 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
9133 eq_loop_to_cloog_loop): Remove.
9134 (nb_loops_around_loop_in_scop, nb_loop
9135 ref_nb_loops): Moved here...
9136 * graphite.h (ref_nb_loops): ... from here.
9137 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
9138 (loop_domain_dim, loop_iteration_vector_dim): Remove.
9139 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
9140 * testsuite/gcc.dg/graphite/scop-19.c: New
9142 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
9143 Hans-Peter Nilsson <hp@axis.com>
9145 PR rtl-optimization/37889
9146 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
9147 Move offset handling from PLUS to before the switch. Use new
9148 arguments when considering SYMBOL_REFs too.
9149 (rtx_addr_can_trap_p): Pass dummy offset and size.
9150 (enum may_trap_p_flags): Remove.
9151 (may_trap_p_1): Pass size from MEM_SIZE.
9153 PR rtl-optimization/38921
9154 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
9155 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
9156 * rtlanal.c (may_trap_after_code_motion_p): Delete.
9157 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
9159 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
9161 AVX Programming Reference (January, 2009)
9162 * config/i386/sse.md (*vpclmulqdq): New.
9164 2009-02-04 Jakub Jelinek <jakub@redhat.com>
9166 PR tree-optimization/38977
9167 PR gcov-profile/38292
9168 * calls.c (special_function_p): Disregard __builtin_ prefix.
9170 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
9172 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
9173 non-indexable addresses even before reload.
9175 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9178 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
9179 as having variable size. Do not give an error for unnamed
9180 parameters with [*] declarators. Give a warning for type names
9181 with [*] declarators and mark them as variable size.
9182 * c-parser.c (c_parser_sizeof_expression): Do not give an error
9183 for sizeof applied to [*] type names.
9185 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9188 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
9190 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9192 * gcc.c (process_command): Update copyright notice dates.
9193 * gcov.c (print_version): Likewise.
9194 * gcov-dump.c (print_version): Likewise.
9195 * mips-tfile.c (main): Likewise.
9196 * mips-tdump.c (main): Likewise.
9198 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9201 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
9202 for composite type involving a zero-length array type.
9204 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9207 * function.c (match_asm_constraints_1): Skip over
9208 initial optional % in the constraint.
9211 * c-parser.c (c_parser_postfix_expression): If fixed point is not
9212 supported, don't accept FIXED_CSTs.
9213 * c-decl.c (finish_declspecs): Error if fixed point is not supported
9214 and _Sat is used without _Fract/_Accum. Set specs->type to
9215 integer_type_node for cts_fract/cts_accum if fixed point is not
9218 2009-02-02 Catherine Moore <clm@codesourcery.com>
9220 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
9222 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
9224 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
9225 (ABI_HAS_64BIT_SYMBOLS): Use it.
9226 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
9228 2009-02-02 Paul Brook <paul@codesourcery.com>
9230 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
9232 2009-02-02 Jakub Jelinek <jakub@redhat.com>
9235 * recog.h (asm_operand_ok): Add constraints argument.
9236 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
9237 recurse on matching constraint.
9238 (check_asm_operands): Pass constraints as 3rd argument to
9239 asm_operand_ok. Don't look up matching constraint here.
9240 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
9243 2009-02-02 Ben Elliston <bje@au.ibm.com>
9245 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
9246 TARGET_NARROW_VOLATILE_BITFIELD macro names.
9248 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9250 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
9251 information. Remove some obsolete information. Reorganize.
9253 * config/pa/fptr.c: Revert license to GPL 2.
9254 * config/pa/milli64.S: Likewise.
9256 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9259 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
9260 LIBRARY name in, instead of hard-coding it.
9261 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
9262 extra target make frag to tmake_files according to EH model.
9263 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
9264 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
9265 frags that define makefile variable EH_MODEL appropriately.
9266 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
9267 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
9268 to "-sjlj" according to type of EH configured.
9269 (LIBGCC_SONAME): Concatenate it to shared library base name.
9270 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
9271 to "_sjlj" according to type of EH configured.
9272 (LIBGCC_SONAME): Concatenate it to shared library base name.
9273 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
9274 (SHLIB_LINK): Add missing semicolon to if-else construct.
9275 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9276 string value of "pe_dll" command-line option.
9277 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
9278 (SHLIB_SONAME): Use it when overriding t-cygming default.
9279 (SHLIB_IMPLIB): Override t-cygming default.
9280 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9281 string value of "pe_dll" command-line option.
9283 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9286 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
9287 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
9289 2009-01-31 Richard Guenther <rguenther@suse.de>
9291 PR tree-optimization/38937
9292 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
9293 computing the transitive closure.
9295 2009-01-30 Richard Guenther <rguenther@suse.de>
9297 PR tree-optimization/39041
9298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9299 Propagate variable indices only if the types match for this stmt.
9301 2009-01-30 Jakub Jelinek <jakub@redhat.com>
9304 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
9305 inline but never defined.
9307 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
9309 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
9310 (*insv_h_di_reg_extimm): New insn.
9311 (*insv_l<mode>_reg_extimm): New insn.
9313 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9315 * config/picochip/picochip.c (flag_conserve_stack): set
9316 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
9317 fconserve-stack. Reduce call-overhead used by inliner.
9319 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9322 * common.opt (flag_conserve_stack): Initialised to zero.
9324 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
9327 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
9328 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
9331 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
9333 * ira-color.c (allocno_reload_assign): Update comments.
9334 * regmove.c (regmove_optimize): Likewise.
9338 2009-01-29 Robert Millan <rmh@aybabtu.com>
9340 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
9341 * config/i386/kopensolaris-gnu.h: New file. Undefine
9342 `MD_UNWIND_SUPPORT'.
9343 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
9345 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
9347 PR tree-optimization/39007
9348 * tree-loop-distribution.c (generate_builtin): Use
9349 recompute_dominator to compute the immediate dominator of the
9350 basic block just after the loop.
9352 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9354 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
9355 (ASM_OUTPUT_DWARF_PCREL): Define.
9357 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
9359 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
9360 * doc/passes.texi: Remove entries about regclass, local-alloc, and
9361 global. Modify entries about regmove and IRA.
9363 * ra-conflict.c: Remove the file.
9365 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9367 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9368 (pass_regclass_init): Rename to pass_reginfo_init.
9370 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9372 * toplev.h (flag_ira): Remove.
9374 * caller-save.c (setup_save_areas): Remove flag_ira.
9376 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9378 * global.c: Remove the file.
9380 * opts.c (decode_options): Remove flag_ira.
9382 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9384 * regmove.c: Modify file description.
9385 (find_use_as_address, try_auto_increment): Define them only if
9386 AUTO_INC_DEC is defined.
9387 (replacement_quality, replace_in_call_usage, fixup_match_1,
9388 stable_and_no_regs_but_for_p): Remove.
9389 (reg_set_in_bb): Make it static.
9390 (regmove_optimize): Remove flag_ira and code which worked for
9393 * local-alloc.c: Remove the file.
9395 * common.opt (fira): Remove.
9397 * ira.c: Include except.h.
9398 (eliminable_regset): Move from global.c.
9399 (mark_elimination): Ditto. Remove flag_ira.
9400 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9401 equiv_mem_modified, validate_equiv_mem_from_store,
9402 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9403 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9404 no_equiv, recorded_label_ref): Move from local-alloc.c.
9405 (update_equiv_regs): Ditto. Make it static.
9406 (print_insn_chain, print_insn_chains): Move it from global.c.
9407 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9408 (build_insn_chain): Ditto. Make it static.
9409 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9410 Rename to init_live_subregs.
9411 (gate_ira): Remove flag_ira.
9413 * regclass.c: Rename reginfo.c. Change file description.
9414 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9415 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9416 (init_reg_sets_1): Remove code for evaluation of
9417 reg_class_superclasses and losing_caller_save_reg_set.
9418 (init_regs): Remove init_reg_autoinc.
9419 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9420 ok_for_base_p_nonstrict): Remove.
9421 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9422 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9423 corresponding entries.
9424 (dump_regclass, record_operand_costs, scan_one_insn,
9425 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9426 record_address_regs, auto_inc_dec_reg_p): Remove.
9427 (gt-regclass.h): Rename to gt-reginfo.h.
9429 * rtl.h (dump_global_regs, retry_global_alloc,
9430 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9432 * Makefile.in (RA_H): Remove.
9433 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9434 Rename regclass.o to reginfo.o.
9435 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9437 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9438 (GTFILES): Rename regclass.c to reginfo.c.
9440 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9441 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9443 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9444 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9446 (finish_spills): Ditto. Remove code for !flag_ira.
9448 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9451 * doc/invoke.texi (rtl debug options): Complete rewrite.
9452 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9454 * mode-switching.c (pass_mode_switching): Rename pass from
9455 "mode-sw" to "mode_sw".
9456 * except.c (pass_convert_to_eh_ranges): Rename pass from
9457 "eh-ranges" to "eh_ranges".
9458 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9462 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9463 Alexander Monakov <amonakov@ispras.ru>
9466 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9468 (move_exprs_to_boundary): Change return type and pass through
9469 should_move from move_op. Relax assert. Update usage ...
9470 (schedule_expr_on_boundary): ... here. Use should_move instead of
9472 (move_op_orig_expr_found): Indicate that insn was disconnected from
9474 (code_motion_process_successors): Do not call after_merge_succs
9475 callback if original expression was not found when traversing any of
9477 (code_motion_path_driver): Change return type. Update prototype.
9478 (move_op): Update comment. Add a new parameter (should_move). Update
9479 prototype. Set *should_move based on indication provided by
9480 move_op_orig_expr_found.
9482 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9484 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9485 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9486 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9487 * config/rs6000/rs6000.c (rs6000_override_options): Default
9488 avoid-indexed-addresses on for Power6, off for everything else.
9489 (avoiding_indexed_address_p): New function.
9490 (rs6000_legitimize_address): Use it.
9491 (rs6000_legitimate_address): Likewise.
9492 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9494 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9496 PR tree-optimization/38997
9497 * tree-loop-distribution.c (generate_memset_zero): Use
9498 POINTER_PLUS_EXPR for a pointer addition.
9500 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9502 * config/s390/s390.md (bswap<mode>2): New pattern added.
9504 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9506 * config/s390/s390.md (*tls_load_31): Added type attribute.
9508 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9510 * config/s390/s390.md: Fix a few comments.
9512 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9514 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9515 (*tm<mode>_full): Fixed z10prop attribute.
9516 (*tst<mode>_extimm): Fixed z10prop attribute.
9517 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9518 (*tstqiCCT_cconly): Fixed z10prop attribute.
9519 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9520 (*movsi_larl): Fixed z10prop attribute.
9521 (*movsi_zarch): Fixed z10prop attribute.
9522 (*movsi_eas): Fixed z10prop attribute.
9523 (*movhi): Fixed z10prop attribute.
9524 (*movqi): Fixed z10prop attribute.
9525 (*movstrictqi): Fixed z10prop attribute.
9526 (*mov<mode>): Fixed z10prop attribute.
9527 (*movcc): Fixed z10prop attribute.
9528 (*sethighpartdi_64): Fixed z10prop attribute.
9529 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9530 (*negdi2_sign_cc): Fixed z10prop attribute.
9531 (*negdi2_sign): Fixed z10prop attribute.
9532 (*absdi2_sign_cc): Fixed z10prop attribute.
9533 (*absdi2_sign): Fixed z10prop attribute.
9534 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9535 (*negabsdi2_sign): Fixed z10prop attribute.
9536 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9537 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9538 (doloop_si64): Fixed z10prop attribute.
9539 (doloop_si31): Fixed z10prop attribute.
9540 (doloop_long): Fixed z10prop attribute.
9541 (indirect_jump): Fixed z10prop attribute.
9542 (nop): Fixed z10prop attribute.
9543 (main_base_64): Fixed z10prop attribute.
9544 (reload_base_64): Fixed z10prop attribute.
9546 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9548 PR rtl-optimization/38740
9549 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9551 * config/mips/mips.c (mips_reorg): Likewise.
9553 2009-01-28 Richard Guenther <rguenther@suse.de>
9555 PR tree-optimization/38926
9556 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9557 with the correct value id to a value.
9558 (do_regular_insertion): Use the value number of edoubleprime
9559 for the value number of the expr.
9562 2008-08-21 Richard Guenther <rguenther@suse.de>
9564 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9565 a PHI ask VN if it is already available.
9566 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9567 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9569 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9572 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9573 set to varying whenever max has TREE_OVERFLOW set, similarly
9574 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9576 2009-01-28 Richard Guenther <rguenther@suse.de>
9579 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9580 uninitialized aggregate uses in call arguments.
9582 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9584 PR tree-optimization/38984
9585 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9586 the nothing_id variable if -fno-delete-null-pointer-checks.
9588 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9592 (set_got_offset_rex64): Ditto.
9594 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9597 * doc/extend.texi: Improve local variable with asm reg.
9599 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9601 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9602 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9603 was not supplied then set warn_packed_bitfield_compat to the
9605 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9608 2009-01-27 Richard Guenther <rguenther@suse.de>
9610 PR tree-optimization/38503
9611 * cfgexpand.c (expand_gimple_basic_block): Ignore
9612 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9613 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9614 variables that cannot have TBAA applied.
9615 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9618 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9621 * calls.c (initialize_argument_information): Do not wrap complex
9622 arguments in SAVE_EXPR.
9624 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9626 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9627 (INSTALL_LIBGCC): Revert typo commit.
9629 2009-01-26 Richard Guenther <rguenther@suse.de>
9631 PR tree-optimization/38745
9632 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9633 from special handling.
9635 2009-01-26 Richard Guenther <rguenther@suse.de>
9637 PR tree-optimization/38745
9638 * tree-ssa.c (execute_update_addresses_taken): Do not include
9639 variables that cannot possibly be a register in not_reg_needs.
9640 Do not clear TREE_ADDRESSABLE on vars that may not become
9642 * tree-ssa.c (update_alias_info_1): Include those in the set
9643 of addressable vars.
9645 2009-01-26 Richard Guenther <rguenther@suse.de>
9648 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9649 * tree-ssa-dse.c: Include langhooks.h
9650 (execute_simple_dse): Remove stores with zero size.
9652 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9655 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9658 2009-01-24 Julian Brown <julian@codesourcery.com>
9660 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9661 config/arm/linux-atomic.c.
9662 * config/arm/linux-atomic.c: New.
9664 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9666 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9667 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9668 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9670 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9673 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9676 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9678 PR tree-optimization/38953
9679 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9680 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9681 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9682 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9685 2009-01-24 Paul Brook <paul@codesourcery.com>
9687 * config/arm/neon.md (neon_type): Move to arm.md.
9688 (neon_mov<VSTRUCT>): Add neon_type attribute.
9689 * config/arm/arm.md (neon_type): Move to here.
9690 (conds): Add "unconditioal" and use as default for NEON insns.
9692 2009-01-24 Ben Elliston <bje@au.ibm.com>
9694 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9695 void *' warning from -Wc++-compat.
9696 * Makefile.in (dominance.o-warn): Remove.
9698 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9700 PR tree-optimization/38932
9701 * fold-const.c (fold_unary_ignore_overflow): New.
9702 * tree.h (fold_unary_ignore_overflow): Declare.
9703 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9704 * tree-ssa-sccvn.c (visit_reference_op_load,
9705 simplify_unary_expression): Likewise.
9707 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9709 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9710 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9711 regardless of their type.
9712 * c-common.c (handle_packed_attribute): Don't ignore packed on
9714 * c.opt (Wpacked-bitfield-compat): New warning option.
9715 * stor-layout.c (place_field): Warn if offset of a field changed.
9716 * doc/extend.texi (packed): Mention the ABI change.
9717 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9718 (Warning Options): Add it to the list.
9720 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9722 * c-opts.c (c_common_post_options): Fix a typo in comments.
9724 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9727 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9728 variables to static.
9729 * doc/invoke.texi (-fmerge-all-constants): Update description.
9731 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9735 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9737 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9739 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9741 (LOCAL_ALIGNMENT): Similarly.
9743 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9744 Joseph Myers <joseph@codesourcery.com>
9746 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9747 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9748 * config/arm/arm-tune.md: Regenerate.
9749 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9752 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9754 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9755 version number to five.
9757 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9760 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9761 * c-common.c (set_underlying_type): Likewise.
9762 (is_typedef_decl ): Likewise
9764 (set_underlying_type): Likewise.
9765 (is_typedef_type): Likewise.
9767 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9770 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9773 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9776 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9777 (LIBGCC_SPEC): Don't define.
9778 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9780 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9782 PR rtl-optimization/38879
9783 * alias.c (base_alias_check): Unaligned access via AND address can
9784 alias all surrounding object types except those with sizes equal
9785 or wider than the size of unaligned access.
9787 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9790 * c-decl.c (clone_underlying_type): Move this ...
9791 * c-common.c (set_underlying_type): ... here.
9792 Also, make sure the function properly sets TYPE_STUB_DECL() on
9793 the newly created typedef variant type.
9794 (is_typedef_decl ): New entry point.
9795 * tree.h: Added a new member member_types_needing_access_check to
9796 struct tree_decl_non_common.
9797 (set_underlying_type): New entry point.
9798 (is_typedef_type): Likewise.
9800 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9802 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9803 Check whether two instructions have memory references that
9804 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9805 are helper functions for traversing.
9806 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9807 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9808 not to draw dependency edge for instructions with non-conflicting
9811 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9814 * longlong.h: Update copyright years. Use soft-fp license notice.
9815 Sync __clz_tab declaration with glibc.
9817 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9820 * doc/extend.texi (syscall_linkage): New.
9821 (version_id): Modify.
9823 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9824 Richard Guenther <rguenther@suse.de>
9826 PR tree-optimization/38747
9827 PR tree-optimization/38748
9828 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9829 conversion if the base address is an indirect reference and the
9830 aliasing sets could cause issues.
9832 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9834 * common.opt (fgraphite, fgraphite-identity): Add comment for
9835 explaining why these options are not documented.
9837 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9839 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9840 gimple_call_lhs is NULL.
9842 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9845 * emit-rtl.c (adjust_address_1): Make sure memref is never
9848 2009-01-20 Ben Elliston <bje@au.ibm.com>
9850 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9851 const qualifier from arg parameter. Remove unnecessary cast to char *.
9852 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9853 const qualifier from arg 2.
9855 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9857 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9859 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9862 * rtl.h (reinit_regs): New prototype.
9863 * regclass.c: Include ira.h.
9865 * Makefile.in (regclass.o): Add ira.h.
9866 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9868 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9871 * c-common.c (handle_aligned_attribute): Use
9872 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9873 default alignment value.
9875 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9877 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9878 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9880 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9881 __BIGGEST_ALIGNMENT__.
9883 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9885 2009-01-18 Richard Guenther <rguenther@suse.de>
9887 PR tree-optimization/38819
9888 * tree-flow.h (operation_could_trap_helper_p): Declare.
9889 * tree-eh.c (operation_could_trap_helper_p): Export.
9890 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9891 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9892 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9893 are about to insert a possibly trapping instruction and fail
9896 2009-01-18 Andreas Schwab <schwab@suse.de>
9898 * doc/install.texi (Configuration): Remove obsolete paragraph
9899 about use of --with-gnu-ld with --with-gnu-as.
9901 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9903 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9904 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9905 Follow spelling conventions.
9907 2009-01-18 Ben Elliston <bje@au.ibm.com>
9909 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9910 C++ warning about implicit conversion from void * to struct
9912 (bitmap_obstack_free): Likewise for bitmap_element *.
9913 * Makefile.in (bitmap.o-warn): Remove.
9915 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9917 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9919 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9920 Tobias Grosser <tobi.grosser@amd.com>
9922 * graphite.c (graphite_trans_scop_block): Do not block single
9925 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9927 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9928 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9929 test with assertion.
9931 2009-01-16 Richard Guenther <rguenther@suse.de>
9933 PR tree-optimization/38835
9935 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9936 and INT + PTR -> (INT)(PTR p+ INT) folding.
9937 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9939 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9942 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9943 the subreg from a lowpart subreg if it is also casting the value.
9945 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9946 Tobias Grosser <tobi.grosser@amd.com>
9948 * graphite.c (compare_prefix_loops): New.
9949 (build_scop_canonical_schedules): Rewritten.
9950 (graphite_transform_loops): Move build_scop_canonical_schedules
9951 after build_scop_iteration_domain.
9953 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9954 Tobias Grosser <tobi.grosser@amd.com>
9956 * graphite.c (add_conditions_to_domain): Add the loops to
9957 the dimension of the iteration domain. Do copy the domain
9958 only when it exists.
9959 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9960 (add_conditions_to_constraints): New.
9961 (can_generate_code_stmt, can_generate_code): Removed.
9962 (gloog): Do not call can_generate_code.
9963 (graphite_transform_loops): Call add_conditions_to_constraints
9964 after building the iteration domain.
9966 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9968 PR tree-optimization/38789
9969 * tree-ssa-threadedge.c
9970 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9971 __builtin_constant_p.
9973 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9975 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9976 examined before deleting them.
9978 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9980 * function.c (aggregate_value_p): Correctly extract the function
9981 type from CALL_EXPR_FN lookup.
9983 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9985 * config/picochip/picochip.c (picochip_override_options): Revert
9986 CFI asm flag disable commited previously.
9988 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9989 Tobias Grosser <tobi.grosser@amd.com>
9990 Jan Sjodin <jan.sjodin@amd.com>
9992 * graphite.c (scan_tree_for_params): On substractions negate
9993 all the coefficients of the term.
9994 (clast_to_gcc_expression_red): New. Handle reduction expressions
9995 of more than two operands.
9996 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9997 (get_vdef_before_scop): Handle also the case of default definitions.
9999 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10001 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10002 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10003 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10005 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10006 Joey Ye <joey.ye@intel.com>
10008 PR middle-end/37843
10009 * cfgexpand.c (expand_stack_alignment): Don't update stack
10010 boundary nor check incoming stack boundary here.
10011 (gimple_expand_cfg): Update stack boundary and check incoming
10012 stack boundary here.
10014 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10016 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10018 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10020 PR rtl-optimization/38245
10021 * calls.c (expand_call): Add stack arguments to
10022 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10023 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10024 in regs and partially in memory or BLKmode arguments.
10025 (emit_library_call_value_1): Add stack arguments to
10026 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10027 ACCUMULATE_OUTGOING_ARGS).
10028 * dce.c: Include tm_p.h.
10029 (find_call_stack_args): New function.
10030 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10032 (mark_insn): Call find_call_stack_args for CALL_Ps.
10033 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10034 forwards. Allocate and free arg_stores bitmap if needed, pass it
10035 down to deletable_insn_p, don't mark stores set in arg_stores
10036 bitmap, clear the bitmap at the beginning of each bb.
10037 * Makefile.in (dce.o): Depend on $(TM_P_H).
10039 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10042 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10043 to make sure the insn is a conditional test (bug 22599). Reformat a
10046 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10048 PR middle-end/38431
10049 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10050 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10051 (gloog): Do not call cleanup_tree_cfg.
10052 (graphite_transform_loops): Call cleanup_tree_cfg after all
10053 scops have been code generated.
10055 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10056 * doc/gty.texi (Invoking the garbage collector): Added new node
10057 and section documenting ggc_collect.
10059 2009-01-14 Richard Guenther <rguenther@suse.de>
10061 PR tree-optimization/38826
10062 PR middle-end/38477
10063 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10064 initialization notes only if we actually emitted a warning.
10065 (intra_create_variable_infos): Add constraints for a result decl
10066 that is passed by hidden reference.
10067 (build_pred_graph): Mark all related variables non-direct on
10070 2009-01-14 Nick Clifton <nickc@redhat.com>
10072 * ira-conflicts.c: Include addresses.h for the definition of
10074 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10075 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10077 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10080 * Makefile.in (ira-lives.o): Add except.h.
10082 * ira-lives.c: Include except.h.
10083 (process_bb_node_lives): Process can_throw_internal.
10085 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10087 PR rtl-optimization/38774
10088 * combine.c (simplify_set): When undoing cc_use change, don't do
10089 PUT_CODE on the newly created comparison, but instead put back the
10092 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10094 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10095 values. Remove duplicate arm8 entry.
10097 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10099 PR tree-optimization/38786
10100 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10101 the SSA_NAME case of expand_scalar_variables_expr.
10102 Set the type of an expression to the type of its assign statement.
10103 (expand_scalar_variables_expr): Also gather the scalar computation
10104 used to index the memory access. Do not pass loop_p.
10105 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10106 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10107 the gimple_stmt_iterator where it inserts new code.
10108 Do not pass loop_p.
10109 (copy_bb_and_scalar_dependences): Do not pass loop_p.
10110 (translate_clast): Update call to copy_bb_and_scalar_dependences.
10112 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10114 * graphite.h (debug_value): Removed.
10115 * graphite.c (debug_value): Removed.
10117 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10119 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
10120 ldrd/strd with two 32-bit instructions.
10122 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10124 * config/arm/arm.c (struct processors): Pass for speed down into
10125 cost helper functions.
10126 (const_ok_for_op): Handle COMPARE and inequality nodes.
10127 (arm_rtx_costs_1): Rewrite.
10128 (arm_size_rtx_costs): Update prototype.
10129 (arm_rtx_costs): Pass speed down to helper functions.
10130 (arm_slowmul_rtx_costs): Rework cost calculations.
10131 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
10132 (arm_9e_rtx_costs): Likewise.
10134 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
10136 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
10137 relocations of local symbols wider than UNITS_PER_WORD are not valid.
10138 (alpha_legitimize_address): Do not split local symbols wider than
10139 UNITS_PER_WORD into HIGH/LO_SUM parts.
10141 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
10144 * gcc.c (process_command): Replace call to execvp with calls
10145 to pex_one and exit.
10147 2009-01-03 Anatoly Sokolov <aesok@post.ru>
10150 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
10151 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
10152 variant for devices with 3-byte PC.
10153 (__tablejump_elpm__): New.
10155 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10158 * c-parser.c (c_parser_postfix_expression): Allow `->' in
10159 offsetof member-designator, handle it as `[0].'.
10161 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10163 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
10164 function when not using named sections on targets with named sections
10165 if branch distance is less than 262132.
10167 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
10169 * combine.c (combine_instructions): Recompute
10170 optimize_this_for_speed_p for each BB in the main combine loop.
10172 2009-01-12 Tomas Bily <tbily@suse.cz>
10175 * tree-loop-distribution.c (prop_phis): New function.
10176 (generate_builtin): Call prop_phis.
10177 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
10179 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10181 PR tree-optimization/38807
10182 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
10183 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
10185 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10187 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10188 subreg of op0 to the original op0.
10190 2009-01-11 Laurent GUERBY <laurent@guerby.net>
10192 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
10194 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
10197 * mips-tfile.c (parse_def): Fix parsing of def strings
10198 starting with digits.
10200 2009-01-10 Jakub Jelinek <jakub@redhat.com>
10203 * config/arm/arm.c (arm_is_long_call_p): Don't call
10204 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
10206 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
10208 * regrename.c (regrename_optimize): Fix dumping.
10209 (find_oldest_value_reg): Preserve REG_POINTER.
10210 (copy_hardreg_forward_1): Likewise.
10212 2009-01-09 Diego Novillo <dnovillo@google.com>
10214 * gimple.h (struct gimple_statement_base) <uid>: Document
10215 the restrictions on its use.
10216 (gimple_uid): Tidy.
10217 (gimple_set_uid): Tidy.
10219 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10221 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
10222 zero guard even if align_bytes != 0 and count is smaller than
10225 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
10227 PR rtl-optimization/38495
10228 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
10229 (add_range_and_copies_from_move_list): Print all added ranges.
10230 Add ranges to memory optimized destination.
10232 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10236 * config/i386/i386.c (override_options): Reject
10237 -mstringop-strategy=rep_8byte with -m32.
10238 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
10239 to 1. Do count comparison against epilogue_size_needed at compile
10240 time even when count_exp was constant forced into register. For
10241 size_needed don't jump to epilogue, instead just avoid aligning
10242 and invoke the body algorithm. If need_zero_guard, add zero guard
10243 even if count is non-zero, but smaller than size_needed + number of
10244 bytes that could be stored for alignment.
10245 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
10246 to 1. If need_zero_guard, add zero guard even if count is non-zero,
10247 but smaller than size_needed + number of bytes that could be stored
10248 for alignment. Compare size_needed with epilogue_size_needed instead
10249 of desired_align - align, don't adjust size_needed, pass
10250 epilogue_size_needed to the epilogue expanders.
10253 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
10255 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10257 * pa.c (last_address): Change to unsigned.
10258 (update_total_code_bytes): Change argument to unsigned. Don't
10259 check if insn addresses are set.
10260 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
10261 addresses are not set.
10262 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
10264 2009-01-09 Nick Clifton <nickc@redhat.com>
10266 * config/sh/symbian.c: Replace uses of DECL_INLINE with
10267 DECL_DECLARED_INLINE_P.
10269 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10271 PR middle-end/38347
10272 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
10273 GET_MODE (op0) in operand_subword_force calls.
10275 PR middle-end/38771
10276 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
10277 fold_convert arg0 operands to TREE_TYPE (op0) first.
10279 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
10281 * params.def (ira-max-conflict-table-size): Decrease default value
10284 2009-01-08 Jakub Jelinek <jakub@redhat.com>
10286 PR tree-optimization/37031
10287 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
10289 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
10290 allocate it using gc instead of heap, use VEC_quick_push instead of
10292 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
10293 instead of heap, use VEC_quick_push instead of VEC_safe_push.
10294 * tree-data-ref.h (struct access_matrix): Change matrix to gc
10295 allocated vector from heap allocated.
10296 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
10297 * tree-loop-linear.c (linear_transform_loops): Allocate nest
10298 vector only after perfect_loop_nest_depth call.
10300 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
10301 Jan Sjodin <jan.sjodin@amd.com>
10303 PR tree-optimization/38559
10304 * graphite.c (debug_value, copy_constraint,
10305 swap_constraint_variables, scale_constraint_variable, ): New.
10306 (get_lower_bound, get_upper_bound): Removed.
10307 (graphite_trans_bb_strip_mine): Clean up this code that works
10308 only for constant number of iterations. Fully copy upper and
10309 lower bound constraints, not only the constant part of them.
10310 * graphite.h (debug_value): Declared.
10312 2009-01-08 Ira Rosen <irar@il.ibm.com>
10314 PR tree-optimization/37194
10315 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
10316 Don't add the cost of cost model guard in prologue to scalar
10317 outside cost in case of known number of iterations.
10319 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
10320 Alan Modra <amodra@bigpond.net.au>
10322 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
10323 non-word-aligned REG+CONST addressing.
10325 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10328 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
10329 free_after_compilation when outputting a thunk.
10330 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
10331 Do not call free_after_compilation here.
10333 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10335 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
10336 (ix86_valid_target_attribute_inner_p): Ditto.
10338 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
10340 PR tree-optimization/38492
10341 PR tree-optimization/38498
10342 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
10343 * tree-chrec.h (scev_is_linear_expression): Declared.
10344 * graphite.c (graphite_cannot_represent_loop_niter): New.
10345 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
10346 (graphite_loop_normal_form): Use gcc_assert.
10347 (scan_tree_for_params): Use CASE_CONVERT.
10348 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
10349 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
10350 Use gcc_assert. Discard scops that contain unhandled cases.
10351 (build_scop_conditions): Return a boolean status for unhandled cases.
10352 (strip_mine_profitable_p): Print the loop number, not its depth.
10353 (is_interchange_valid): Pass the depth of the loop nest, don't
10354 recompute it wrongly.
10355 (graphite_trans_bb_block): Same.
10356 (graphite_trans_bb_block): Print tentative of loop blocking.
10357 (graphite_trans_scop_block): Do not print that the loop has been
10359 (graphite_transform_loops): Do not handle scops that contain condition
10362 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10364 AVX Programming Reference (December, 2008)
10365 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10366 (_mm256_stream_pd): Likewise.
10367 (_mm256_stream_ps): Likewise.
10369 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10370 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10371 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10372 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10373 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10374 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10375 (ix86_expand_special_args_builtin): Likewise.
10377 * config/i386/sse.md (AVXMODEDI): New.
10378 (avx_movnt<mode>): Likewise.
10379 (avx_movnt<mode>): Likewise.
10380 (<sse>_movnt<mode>): Remove AVX support.
10381 (sse2_movntv2di): Likewise.
10383 2009-01-07 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/38751
10386 * fold-const.c (extract_muldiv): Remove obsolete comment.
10387 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10388 to PLUS_EXPR canonicalization for the canonicalization.
10390 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10392 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10393 hosted cross-compilers generating less efficient code.
10395 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10397 * function.h (rtl_data): Add a dbr_scheduled_p field.
10398 * reorg.c (dbr_schedule): Set it.
10399 (gate_handle_delay_slots): Check it.
10400 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10401 (mips_reorg): Check flag_delayed_branch instead of
10402 mips_base_delayed_branch.
10403 (mips_override_options): Don't set mips_base_delayed_branch
10404 or flag_delayed_branch.
10406 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10408 PR rtl-optimization/38426.
10409 * ira.c (ira): Set current_function_is_leaf earlier.
10411 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10413 PR rtl-optimization/38722
10414 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10415 too early, only set a flag and modify after last possible
10418 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10421 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10422 * real.c (decimal_single_format): Correct values of emin and emax.
10423 (decimal_double_format): Ditto.
10424 (decimal_quad_format): Ditto.
10425 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10426 computation of DECnn_MIN and DECnn_MAX for corrected values of
10427 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10428 __DECnn_MIN__, and adjust its computation for the corrected value
10431 2009-01-06 Jan Hubicka <jh@suse.cz>
10434 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10436 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10438 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10439 Add Robert Clark to the list of testers.
10441 2009-01-06 Jan Hubicka <jh@suse.cz>
10442 Kai Tietz <kai.tietz@onevision.com>
10444 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10445 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10447 2009-01-06 Jan Hubicka <jh@suse.cz>
10448 Kai Tietz <kai.tietz@onevision.com>
10450 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10452 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10453 (ix86_nsaved_regs): Count only general purpose regs.
10454 (ix86_nsaved_sseregs): New.
10455 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10456 to 16 for w64; compute padding and size of sse reg save area.
10457 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10458 general purpose regs.
10459 (ix86_emit_save_sse_regs_using_mov): New.
10460 (ix86_expand_prologue): Save SSE regs if needed.
10461 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10462 (ix86_emit_restore_sse_regs_using_mov): New.
10463 (ix86_expand_epilogue): Save SSE regs if needed.
10465 2009-01-06 Jan Hubicka <jh@suse.cz>
10466 Kai Tietz <kai.tietz@onevision.com>
10468 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10469 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10470 functions when accumulate outgoing args is off.
10472 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10475 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10476 before using pseudos_have_intersected_live_ranges_p.
10478 * ira-int.h (ira_assert): Always define.
10480 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10482 AVX Programming Reference (December, 2008)
10483 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10484 (_mm256_permute2_pd): Likewise.
10485 (_mm_permute2_ps): Likewise.
10486 (_mm256_permute2_ps): Likewise.
10487 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10488 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10490 * config/i386/i386.c (ix86_builtins): Remove
10491 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10492 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10493 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10494 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10495 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10496 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10497 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10498 __builtin_ia32_vpermil2ps256.
10499 (ix86_init_mmx_sse_builtins): Updated.
10500 (ix86_expand_args_builtin): Likewise.
10502 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10504 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10505 long absolute calls when generating PA 2.0 code.
10507 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10509 PR rtl-optimization/38583
10510 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10512 * params.def (ira-max-conflict-table-size): New.
10514 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10516 * ira.h (ira_conflicts_p): New external definition.
10518 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10519 table. Report this. Return result of building.
10520 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10521 building conflict table.
10523 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10524 (ira_color): Use ira_conflicts_p.
10526 * global.c: Include ira.h.
10527 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10530 * Makefile.in (global.o): Add ira.h.
10532 * ira-build.c (mark_all_loops_for_removal,
10533 propagate_some_info_from_allocno): New.
10534 (remove_unnecessary_allocnos): Call
10535 propagate_some_info_from_allocno.
10536 (remove_low_level_allocnos): New.
10537 (remove_unnecessary_regions): Add parameter. Call
10538 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10539 parameter to remove_unnecessary_regions.
10540 (ira_build): Remove all regions but root if the conflict table was
10541 not built. Update conflict hard regs for allocnos crossing calls.
10543 * ira.c (ira_conflicts_p): New global.
10544 (ira): Define and use ira_conflicts_p.
10546 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10547 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10548 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10550 2009-01-06 Ben Elliston <bje@au.ibm.com>
10552 * gengtype-lex.l (YY_NO_INPUT): Define.
10554 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10557 * c-common.c (handle_vector_size_attribute): Also reject
10558 BOOLEAN_TYPE types.
10560 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10562 PR tree-optimization/38492
10563 * graphite.c (rename_map_elt, debug_rename_elt,
10564 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10565 rename_map_elt_info, eq_rename_map_elts,
10566 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10567 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10568 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10569 (sese_build_livein_liveouts): New.
10570 (new_sese, free_sese): New.
10571 (new_scop): Call new_sese.
10572 (free_scop): Call free_sese.
10573 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10574 (register_old_new_names): Renamed register_old_and_new_names.
10575 (register_scop_liveout_renames, add_loop_exit_phis,
10576 insert_loop_close_phis, struct igp,
10577 default_liveout_before_guard, add_guard_exit_phis,
10578 insert_guard_phis, copy_renames): New.
10579 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10580 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10581 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10582 (scop_adjust_phis_for_liveouts): New.
10583 (gloog): Call scop_adjust_phis_for_liveouts.
10585 * graphite.h (struct sese): Documented. Added fields liveout,
10586 num_ver and livein.
10587 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10588 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10589 (struct scop): Added field liveout_renames.
10590 (SCOP_LIVEOUT_RENAMES): New.
10592 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10594 PR tree-optimization/38510
10595 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10596 (translate_clast): Call recompute_all_dominators before
10598 (gloog): Call recompute_all_dominators before graphite_verify.
10600 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10601 Jan Sjodin <jan.sjodin@amd.com>
10603 PR tree-optimization/38500
10604 * graphite.c (create_sese_edges): Call fix_loop_structure after
10607 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10609 * config.gcc: Add m32r*-*-rtems*.
10610 * config/m32r/rtems.h: New file.
10612 2009-01-05 Ben Elliston <bje@au.ibm.com>
10614 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10615 (.po.pox): Likewise.
10616 (po/gcc.pot): Likewise.
10618 2009-01-04 David S. Miller <davem@davemloft.net>
10620 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10621 (STARTING_FRAME_OFFSET): Always set to zero.
10623 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10625 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10626 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10627 fixed-point types, and vectors of the same.
10629 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10631 * config/mips/sync.md (*mb_barrier): Rename to...
10632 (*memory_barrier): ...this.
10634 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10636 * doc/extend.texi (Function Attributes): Move @cindex after @item
10637 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10638 and put in alphabetical order. Fix 'target' name and put in order.
10639 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10642 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10644 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10645 (memory_barrier): Expand as unspec instead of unspec_volatile.
10646 Remove mem:BLK from insn operands. Use Pmode scratch register.
10647 (*memory_barrier): Define as unspec instead of unspec_volatile.
10648 Use (match_dup 0) as input operand.
10650 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10651 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10652 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10653 scratch register. Remove operand 1.
10654 (*stbar): Define as unspec instead of unspec_volatile.
10655 Use (match_dup 0) as input operand, remove (const_int 8).
10656 (*membar): Define as unspec instead of unspec_volatile.
10657 Use (match_dup 0) as input operand, remove input operand 2.
10659 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10660 (memory_barrier): Expand as unspec instead of unspec_volatile.
10661 Remove mem:BLK from insn operands. Use Pmode scratch register.
10662 (*memory_barrier): Define as unspec instead of unspec_volatile.
10663 Use (match_dup 0) as input operand.
10665 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10666 Remove mem:BLK from insn operands. Use Pmode scratch register.
10667 Set volatile flag on operand 0.
10668 (*memory_barrier): New insn pattern.
10670 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10672 (*memory_barrier): Use (match_dup 0) as input operand.
10674 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10675 Remove mem:BLK from insn operands. Use Pmode scratch register.
10676 Set volatile flag on operand 0.
10677 (*mb_internal): New insn pattern.
10679 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10681 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10683 PR middle-end/38586
10684 * function.c (struct temp_slot): Move to the section of the file
10685 that deals with temp slots. Remove field 'address'.
10686 (temp_slot_address_table): New hash table of address -> temp slot.
10687 (struct temp_slot_address_entry): New struct, items for the table.
10688 (temp_slot_address_compute_hash, temp_slot_address_hash,
10689 temp_slot_address_eq, insert_temp_slot_address): Support functions
10691 (find_temp_slot_from_address): Rewrite to use the new hash table.
10692 (remove_unused_temp_slot_addresses): Remove addresses of temp
10693 slots that have been made available.
10694 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10695 worker function for remove_unused_temp_slot_addresses.
10696 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10697 Add the temp slot address to the address -> temp slot map.
10698 (update_temp_slot_address): Update via insert_temp_slot_address.
10699 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10700 (pop_temp_slots): Likewise.
10701 (init_temp_slots): Allocate the address -> temp slot map, or empty
10702 the map if it is already allocated.
10703 (prepare_function_start): Initialize temp slot processing.
10705 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10707 PR middle-end/38584
10708 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10709 Calculate the size of all stack vars assuming no packing of stack
10710 vars will happen, replacing a quadratic algorithm with a linear one.
10712 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10715 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10718 2009-01-03 Diego Novillo <dnovillo@google.com>
10720 * doc/contrib.texi: Update contributions.
10722 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10725 * builtins.c (fold_builtin_memory_op): Give up if either operand
10726 is volatile. Set srctype or desttype to non-qualified version
10730 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10731 and FUNCTION_DECLs.
10733 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10735 PR rtl-optimization/35805
10736 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10737 problem if fast dce is able to remove any instructions.
10738 * dce.c (dce_process_block): Fix dump message.
10740 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10743 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10745 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10747 PR middle-end/38690
10748 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10749 * tree-pretty-print.c (op_code_prio): New function.
10750 (op_prio): No longer static. Use op_code_prio.
10751 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10752 Use op_prio and op_code_prio to determine if () should be
10753 printed around operand(s) or not.
10755 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10756 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10757 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10758 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10759 pp_character instead of pp_string for single letter printing.
10761 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10763 * doc/extend.texi: Fix '#pragma GCC option' typo.
10765 2009-01-02 Richard Guenther <rguenther@suse.de>
10767 * doc/install.texi (--enable-checking): Mention different
10768 default for stage1.
10769 (--enable-stage1-checking): Document.
10771 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10773 PR middle-end/30142
10774 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10775 case to be an error.
10777 2009-01-02 Ben Elliston <bje@au.ibm.com>
10779 * config/fp-bit.h (pack_d): Constify argument.
10780 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10781 (isnan): Constify argument.
10783 (iszero): Likewise.
10784 (pack_d): Likewise.
10785 (_fpadd_parts): Constify return type.
10786 (_fpmul_parts): Likewise.
10787 (_fpdiv_parts): Likewise.
10789 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10792 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10793 warn about overwriting initializer with side-effects or
10794 -Woverride-init if !IMPLICIT.
10795 (output_init_element): Likewise. Pass IMPLICIT down to
10797 (process_init_element): Add IMPLICIT argument. Pass it down
10798 to output_init_element.
10799 (push_init_element, pop_init_level, set_designator): Adjust
10800 process_init_element callers.
10801 (set_nonincremental_init, set_nonincremental_init_from_string):
10802 Adjust add_pending_init callers.
10803 (output_pending_init_elements): Adjust output_init_element callers.
10804 * c-tree.h (process_init_element): Adjust prototype.
10805 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10806 process_init_element callers.
10809 Copyright (C) 2009 Free Software Foundation, Inc.
10811 Copying and distribution of this file, with or without modification,
10812 are permitted in any medium without royalty provided the copyright
10813 notice and this notice are preserved.