1 2009-05-10 Michael Matz <matz@suse.de>
4 * config/arm/arm.c (require_pic_register): Emit on entry edge,
5 not at entry of function.
7 2009-05-10 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/40081
11 * tree-sra.c (instantiate_element): Instantiate scalar replacements
12 using the main variant of the element type. Do not fiddle with
13 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16 structs with volatile fields.
18 2009-05-10 Jan Hubicka <jh@suse.cz>
20 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21 (estimate_move_cost): Assert that it does not get called for VOID_TYPE_P.
22 (estimate_num_insns): Skip VOID types in argument handling.
23 (optimize_inline_calls): Delete unreachable blocks and verify that
26 2009-05-10 Jan Hubicka <jh@suse.cz>
28 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
29 * cgraph.c (cgraph_mark_address_taken_node): New function.
30 (dump_cgraph_node): Dump new flag.
31 * cgraph.h (struct cgraph_node): Add address_taken.
32 (cgraph_mark_address_taken_node): New function.
33 * ipa.c (cgraph_postorder): Prioritize functions with address taken
34 since new direct calls can be born.
36 2009-05-10 Joseph Myers <joseph@codesourcery.com>
38 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
41 2009-05-10 Jan Hubicka <jh@suse.cz>
44 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
46 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
47 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
48 * tree-inline.c (copy_bb): Set frequency correctly.
49 (fold_marked_statements): Update call to
50 cgraph_update_edges_for_call_stmt.
52 2009-05-10 Joseph Myers <joseph@codesourcery.com>
54 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
55 identifiers in diagnostics.
56 * config/arm/arm.c (arm_handle_fndecl_attribute,
57 arm_handle_isr_attribute): Likewise.
58 * config/avr/avr.c (avr_handle_progmem_attribute,
59 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
61 * config/bfin/bfin.c (handle_int_attribute,
62 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
63 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
64 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
66 * config/darwin.c (darwin_handle_kext_attribute,
67 darwin_handle_weak_import_attribute): Likewise.
68 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
69 h8300_handle_eightbit_data_attribute,
70 h8300_handle_tiny_data_attribute): Likewise.
71 * config/i386/i386.c (ix86_handle_cconv_attribute,
72 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
74 * config/i386/winnt.c (ix86_handle_shared_attribute,
75 ix86_handle_selectany_attribute): Likewise.
76 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
77 * config/m32c/m32c.c (function_vector_handler): Likewise.
78 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
79 m68hc11_handle_fntype_attribute): Likewise.
80 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
81 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
82 * config/mips/mips.c (mips_insert_attributes,
83 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
84 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
85 rs6000_handle_struct_attribute): Likewise.
86 * config/sh/sh.c (sh_insert_attributes,
87 sh_handle_resbank_handler_attribute,
88 sh_handle_interrupt_handler_attribute,
89 sh2a_handle_function_vector_handler_attribute,
90 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
92 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
93 * config/spu/spu.c (spu_handle_fndecl_attribute,
94 spu_handle_vector_attribute): Likewise.
95 * config/stormy16/stormy16.c
96 (xstormy16_handle_interrupt_attribute): Likewise.
97 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
98 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
100 2009-05-10 Joseph Myers <joseph@codesourcery.com>
102 * pretty-print.h (struct pretty_print_info): Add
103 translate_identifiers.
104 (pp_translate_identifiers): New.
105 (pp_identifier): Only conditionally translate identifier to locale
107 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
108 (pp_base_tree_identifier): Only conditionally translate identifier
109 to locale character set.
110 * c-pretty-print.c (M_): Define.
111 (pp_c_type_specifier, pp_c_primary_expression): Mark English
112 fragments for conditional translation with M_.
113 * tree-pretty-print.c (maybe_init_pretty_print): Disable
114 identifier translation.
116 2009-05-10 Richard Guenther <rguenther@suse.de>
118 PR tree-optimization/40081
119 * tree-sra.c (instantiate_element): Instantiate scalar replacements
120 using the main variant of the element type. Do not fiddle with
121 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
123 2009-05-09 Jan Hubicka <jh@suse.cz>
126 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
127 indirect calls; verify cgraph afterwards.
129 2009-05-09 Jan Hubicka <jh@suse.cz>
132 * ipa.c (update_inlined_to_pointer): New function.
133 (cgraph_remove_unreachable_nodes): Use it.
135 2009-05-09 Jan Hubicka <jh@suse.cz>
137 * tree-eh.c (struct leh_state): Remove prev_try.
138 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
140 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
141 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
142 remove_eh_handler_and_replace, foreach_reachable_handler,
143 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
144 * except.h (struct eh_region): Remove eh_region_u_cleanup.
145 (gen_eh_region_cleanup): Update prototype.
147 2009-05-09 Jan Hubicka <jh@suse.cz>
150 * except.c (copy_eh_region): Always set prev_try.
151 (redirect_eh_edge_to_label): Find outer try.
152 (foreach_reachable_handler): When looking for prev try
153 handle case where previous try is not going to be taken.
155 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
157 PR tree-optimization/40049
158 * tree-vect-stmts.c (vectorizable_operation): If the machine has
159 only vector/vector shifts, convert the type of the constant to the
160 appropriate type to avoid building incorrect trees, which
161 eventually have problems with garbage collection.
163 2009-05-08 Joseph Myers <joseph@codesourcery.com>
165 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
166 -1 for complex floating-point types if honoring signed zeros.
168 2009-05-08 Jan Hubicka <jh@suse.cz>
170 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
171 argument; handle correctly when profile is absent.
172 (build_cgraph_edges): Update.
173 (rebuild_cgraph_edges): Update.
174 * cgraph.c: Do not include varray.h.
175 (cgraph_set_call_stmt_including_clones): New function.
176 (cgraph_create_edge_including_clones): Likewise
177 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
178 (cgraph_update_edges_for_call_stmt): Handle clones.
179 (cgraph_remove_node): Handle clone tree.
180 (cgraph_remove_node_and_inline_clones): New function.
181 (dump_cgraph_node): Dump clone tree.
182 (cgraph_clone_node): Handle clone tree.
183 (clone_function_name): Bring here from tree-inline.c.
184 (cgraph_create_virtual_clone): New function.
185 * cgraph.h (ipa_replace_map): Move here from ipa.h.
186 (cgraph_clone_info): New function.
187 (strut cgraph_node): Add clone_info and new clone tree pointers.
188 (cgraph_remove_node_and_inline_clones,
189 cgraph_set_call_stmt_including_clones,
190 cgraph_create_edge_including_clones,
191 cgraph_create_virtual_clone): Declare.
192 (cgraph_function_versioning): Use VEC argument.
193 (compute_call_stmt_bb_frequency): Update prototype.
194 (cgraph_materialize_all_clones): New function.
195 * ipa-cp.c (ipcp_update_cloned_node): Remove.
196 (ipcp_create_replace_map): Update to VECtors.
197 (ipcp_update_callgraph): Use virtual clones.
198 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
199 (ipcp_update_profiling): Do not update local profiling.
200 (ipcp_insert_stage): Use VECtors and virtual clones.
201 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
202 (clone_of_p): New function.
203 (cgraph_preserve_function_body_p): Use clone tree.
204 (cgraph_optimize): Materialize clones.
205 (cgraph_function_versioning): Update for VECtors.
206 (save_inline_function_body): Use clone tree.
207 (cgraph_materialize_clone): New function.
208 (cgraph_materialize_all_clones): Likewise.
209 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
210 * ipa.c: Include gimple.h.
211 (cgraph_remove_unreachable_nodes): Use clone tree.
212 * ipa-prop.c (ipa_note_param_call): Update call to
213 compute_call_stmt_bb_frequencycall.
214 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
215 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
216 (copy_bb): Handle updating of clone tree; add new edge when new call
218 (expand_call_inline): Be strict about every call having edge.
219 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
220 (delete_unreachable_blocks_update_callgraph): New function.
221 (tree_function_versioning): Use VECtors; always remove unreachable
222 blocks and fold conditionals.
223 * tree-inline.h: Do not include varray.h.
224 (tree_function_versioning): Remove.
225 * Makefile.in (GTFILES): Remove tree-inline.c
226 * passes.c (do_per_function): Do only functions having body.
227 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
230 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
231 Andrew Morrow <acm@google.com>
234 * c-common.c (c_common_attribute_table): Permit deprecated
235 attribute to take an optional argument.
236 (handle_deprecated_attribute): If the optional argument to
237 __attribute__((deprecated)) is not a string ignore the attribute
240 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
241 * c-typeck.c (build_component_ref): Likewise.
242 (build_external_ref): Likewise.
244 * toplev.c (warn_deprecated_use): Add an attribute argument.
245 Emit the message associated with __attribute__((deprecated)).
247 * toplev.h (warn_deprecated_use): Updated.
249 * doc/extend.texi: Document new optional parameter to
250 __attribute__((deprecated))
252 2009-05-08 Michael Eager <eager@eagercon.com>
254 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
255 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
257 2009-05-08 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/40062
260 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
261 Avoid exponential behavior.
263 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
265 PR rtl-optimization/33928
267 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
268 process_uses, build_single_def_use_links): New.
269 (update_df): Update use_def_ref.
270 (forward_propagate_into): Use get_def_for_use instead of use-def
272 (fwprop_init): Call build_single_def_use_links and let it initialize
274 (fwprop_done): Free use_def_ref.
275 (fwprop_addr): Eliminate duplicate call to df_set_flags.
276 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
277 df_rd_simulate_one_insn): New.
278 (df_rd_bb_local_compute_process_def): Update head comment.
279 (df_chain_create_bb): Use the new RD simulation functions.
280 * df.h (df_rd_simulate_artificial_defs_at_top,
281 df_rd_simulate_one_insn): New.
282 * opts.c (decode_options): Enable fwprop at -O1.
283 * doc/invoke.texi (-fforward-propagate): Document this.
285 2009-05-08 Joseph Myers <joseph@codesourcery.com>
288 * c-typeck.c (build_binary_op): Handle arithmetic between one real
289 and one complex operand specially.
290 * tree-complex.c (some_nonzerop): Do not identify a real value as
291 zero if flag_signed_zeros.
293 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
295 PR rtl-optimization/33928
296 * loop-invariant.c (record_use): Fix && vs. || mishap.
298 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
300 PR rtl-optimization/33928
301 * loop-invariant.c (struct use): Add addr_use_p.
302 (struct def): Add n_addr_uses.
303 (struct invariant): Add cheap_address.
304 (create_new_invariant): Set cheap_address.
305 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
306 (record_uses): Pass df_ref to record_use.
307 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
310 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
312 * config/sh/sh.c: Do not include c-pragma.h.
314 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
316 * config/spu/spu.c: Remove include of c-common.h.
318 2009-05-07 Janis Johnson <janis187@us.ibm.com>
321 * c-common.h (mark_valid_location_for_stdc_pragma,
322 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
323 clear_float_const_decimal64, float_const_decimal64_p): New.
324 * c.opt (Wunsuffixed-float-constants): New.
325 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
326 unsuffixed float constant, handle new warning.
327 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
328 * c-decl.c (c_scope): New flag float_const_decimal64.
329 (set_float_const_decimal64, clear_float_const_decimal64,
330 float_const_decimal64_p): New.
331 (push_scope): Set new flag.
332 * c-parser.c (c_parser_translation_unit): Mark when it's valid
334 (c_parser_external_declaration): Ditto.
335 (c_parser_compound_statement_nostart): Ditto.
336 * c-pragma.c (valid_location_for_stdc_pragma,
337 mark_valid_location_for_stdc_pragma,
338 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
339 handle_pragma_float_const_decimal64): New.
340 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
341 * cp/semantics.c (valid_location_for_stdc_pragma_p,
342 set_float_const_decimal64, clear_float_const_decimal64,
343 float_const_decimal64_p): New dummy functions.
344 * doc/extend.texi (Decimal Float): Remove statement that the
345 pragma, and suffix for double constants, are not supported.
346 * doc/invoke.texi (Warning Options): List new option.
347 (-Wunsuffixed-float-constants): New.
349 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
351 * config/i386/i386.c: Do not include c-common.h.
353 2009-05-07 Mark Heffernan <meheff@google.com>
355 * doc/invoke.texi (Debugging Options): Document change of debugging
357 * opts.c (decode_options): Make dump_base_name relative to
358 aux_base_name directory.
360 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
362 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
363 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
365 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
367 * Makefile.in (install-plugin): Simplify a bit.
369 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
371 * Makefile.in (OBJS-common): Add regcprop.o.
373 * timevar.def (TV_CPROP_REGISTERS): New.
374 * regrename.c (regrename_optimize): Return 0.
375 (rest_of_handle_regrename): Delete.
376 (pass_rename_registers): Point to regrename_optimize.
377 (struct value_data_entry, struct value_data,
378 kill_value_one_regno, kill_value_regno, kill_value,
379 set_value_regno, init_value_data, kill_clobbered_value,
380 kill_set_value, kill_autoinc_value, copy_value,
381 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
382 replace_oldest_value_reg, replace_oldest_value_addr,
383 replace_oldest_value_mem, copyprop_hardreg_forward_1,
384 debug_value_data, validate_value_data): Move...
385 * regcprop.c: ... here.
386 (rest_of_handle_cprop): Delete.
387 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
389 2009-05-07 Jakub Jelinek <jakub@redhat.com>
392 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
393 GEN_INT for 1 << bitnum.
394 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
397 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
399 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
400 Remove wrong description of "nand" operation.
402 2009-05-06 Richard Guenther <rguenther@suse.de>
403 Adam Nemet <anemet@caviumnetworks.com>
405 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
406 comment. Add that if LHS is not a gimple register, then RHS1 has
407 to be a single object (GIMPLE_SINGLE_RHS).
409 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
411 * expr.c (get_def_for_expr): Move it up in the file.
412 (store_field): When expanding a bit-field store, look at the
413 defining gimple stmt for the masking conversion.
415 2009-05-06 Janis Johnson <janis187@us.ibm.com>
418 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
419 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
420 32-bit memcpy into long.
422 2009-05-06 Jakub Jelinek <jakub@redhat.com>
424 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
425 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
427 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
428 instead of appending DW_OP_deref*.
430 2009-05-06 Michael Matz <matz@suse.de>
433 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
434 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
436 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
438 * Makefile.in (install-plugin): Fix srcdir handling.
440 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
442 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
443 when processing for not_regs_needed bitmap.
444 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
445 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
448 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
450 * config/i386/i386.md (unnamed inc/dec peephole): Use
451 optimize_insn_for_size_p instead of optimize_size.
452 * config/i386/predicates.md (incdec_operand): Likewise.
453 (aligned_operand): Likewise.
454 * config/i386/sse.md (divv8sf3): Likewise.
455 (sqrtv8sf2): Likewise.
457 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
459 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
461 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
463 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
465 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
466 ssemodesuffixf2c with avxmodesuffixf2c.
468 2009-05-06 Joseph Myers <joseph@codesourcery.com>
471 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
473 2009-05-05 Jakub Jelinek <jakub@redhat.com>
475 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
476 (struct tree_base): Adjust spacing for 8 bit boundaries.
477 (struct tree_decl_common): Add decl_by_reference_flag bit.
478 (DECL_BY_REFERENCE): Adjust.
479 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
480 print DECL_BY_REFERENCE bit.
481 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
482 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
483 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
484 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
488 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
489 range of the type, but default label is missing, add it with one
490 of the existing labels instead of adding a new label for it.
492 2009-05-05 Joseph Myers <joseph@codesourcery.com>
496 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
498 * Makefile.in (enable_plugin, plugin_includedir): New.
499 (install): Depend on install-plugin.
500 (PLUGIN_HEADERS): New.
501 (install-plugin): New.
502 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
504 2009-05-05 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/40022
507 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
509 (phivn_valid_p): Fix tuplification error, simplify.
510 (phiprop_insert_phi): Add dumps.
511 (propagate_with_phi): Simplify.
513 2009-05-05 Richard Guenther <rguenther@suse.de>
516 * builtins.c (gimplify_va_arg_expr): Properly build the address.
518 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
520 * tree.h (strip_float_extensions): Remove duplicate declaration.
521 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
522 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
523 block_ultimate_origin): Rearrange the declarations line to match the
524 comment that indicates the .c file which the functions are defined.
525 (dwarf2out_*, set_decl_rtl): Add comment.
526 (get_base_address): Adjust comment.
527 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
528 declarations line and add comment.
529 (is_builtin_name): Add blank after function name, for clarity.
531 2009-05-04 Joseph Myers <joseph@codesourcery.com>
533 * attribs.c (decl_attributes): Use %qE for identifiers in
535 * cgraphunit.c (verify_cgraph_node): Translate function names to
536 locale character set in diagnostics.
537 * coverage.c (get_coverage_counts): Use %qE for identifiers in
539 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
540 Document that functions are named in UTF-8.
541 * expr.c (expand_expr_real_1): Translate function names to locale
542 character set in diagnostics.
543 * gimplify.c (omp_notice_variable, omp_is_private,
544 gimplify_scan_omp_clauses): Use %qE for identifiers in
546 * langhooks.c (lhd_print_error_function): Translate function names
547 to locale character set.
548 * langhooks.h (decl_printable_name): Document that return value is
549 in internal character set.
550 * stmt.c: Include pretty-print.h
551 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
553 (resolve_operand_name_1): Translate named operand name to locale
555 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
557 * toplev.c (announce_function): Translate function names to locale
559 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
560 (default_tree_printer): Use pp_identifier or translate identifiers
561 to locale character set. Mark "<anonymous>" for translation.
562 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
563 for identifiers in diagnostics.
564 * tree.c (handle_dll_attribute): Use %qE for identifiers in
566 * varasm.c (output_constructor): Use %qE for identifiers in
569 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
571 * configure.ac: use ` ` instead of $()
572 * configure: Regenerate.
574 2009-05-05 Ben Elliston <bje@au.ibm.com>
576 * config/pa/linux-atomic.c: Eliminate conditional include of
577 errno.h on non-LP64 systems to simplify build requirements.
579 2009-05-04 Joseph Myers <joseph@codesourcery.com>
581 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
583 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
584 and pass value to identifier_to_locale.
585 (warn_variable_length_array): Make name a tree.
586 (grokdeclarator): Separate diagnostic texts for named and unnamed
587 declarators. Use %qE for named declarators.
588 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
590 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
591 identifiers in diagnostics.
592 * c-typeck.c (push_member_name, start_init): Pass identifiers to
593 identifier_to_locale. Mark "anonymous" strings for translation.
595 2009-05-04 Michael Eager <eager@eagercon.com>
597 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
598 address for DImode/DFmode only if double-precision FP regs.
600 2009-05-04 Michael Eager <eager@eagercon.com>
602 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
603 TARGET_SINGLE_FLOAT check.
605 2009-05-04 Michael Eager <eager@eagercon.com>
607 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
609 2009-05-04 Michael Eager <eager@eagercon.com>
611 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
612 * config/rs6000/t-xilinx: New
614 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
616 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
617 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
618 * gcc/explow.c (memory_address): Use target hook.
619 * gcc/targhooks.c (default_legitimize_address): New.
620 * gcc/targhooks.h (default_legitimize_address): New.
621 * gcc/target.h (legitimize_address): New.
622 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
623 (TARGET_INITIALIZER): Include it.
624 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
626 * config/bfin/bfin-protos.h (legitimize_address): Remove.
627 * config/bfin/bfin.c (legitimize_address): Remove.
628 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
629 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
631 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
632 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
634 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
635 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
636 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
637 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
638 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
639 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
640 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
641 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
642 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
643 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
644 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
645 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
646 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
647 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
648 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
649 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
650 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
651 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
652 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
653 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
654 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
655 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
656 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
658 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
659 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
660 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
661 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
662 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
663 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
664 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
665 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
666 (thumb_legitimize_address): Delete.
667 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
668 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
669 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
670 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
671 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
672 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
674 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
677 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
678 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
679 * config/m32r/m32r.c (m32r_legitimize_address): New.
680 * config/m68k/m68k.c (m68k_legitimize_address): New.
681 * config/score/score.c (score_legitimize_address): Standardize.
682 * config/score/score3.c (score3_legitimize_address): Standardize.
683 * config/score/score3.h (score3_legitimize_address): Adjust.
684 * config/score/score7.c (score7_legitimize_address): Standardize.
685 * config/score/score7.h (score7_legitimize_address): Adjust.
686 * config/sh/sh.c (sh_legitimize_address): New.
687 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
689 * gcc/config/s390/s390.c (legitimize_address): Rename to...
690 (s390_legitimize_address): ... this.
691 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
692 (sparc_legitimize_address): ... this.
693 * gcc/config/i386/i386.c (legitimize_address): Rename to...
694 (ix86_legitimize_address): ... this.
695 * gcc/config/avr/avr.c (legitimize_address): Rename to...
696 (avr_legitimize_address): ... this.
697 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
698 (mn10300_legitimize_address): ... this.
699 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
700 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
701 (alpha_expand_mov): Adjust call.
703 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
704 * config/spu/spu.c (spu_legitimize_address): Likewise.
705 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
706 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
708 2009-05-04 Joseph Myers <joseph@codesourcery.com>
710 * intl.c (locale_encoding, locale_utf8): New.
711 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
712 * intl.h (locale_encoding, locale_utf8): Declare.
713 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
714 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
716 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
718 (pp_tree_identifier): Define to call pp_base_tree_identifier.
719 (pp_base_tree_identifier): Declare as function.
720 (identifier_to_locale): Declare.
721 * Makefile.in (pretty-print.o): Update dependencies.
722 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
724 2009-05-04 Richard Guenther <rguenther@suse.de>
727 * builtins.c (fold_builtin_memory_op): Do not decay to element
728 type if the size matches the whole array.
730 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
732 * expmed.c (synth_mult): When trying out a shift, pass the result
735 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
737 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
738 (shiftsub1_cost): New.
739 (init_expmed): Compute shiftsub1_cost.
740 (synth_mult): Optimize multiplications by constants of the form
741 -(2^^m-1) for some constant positive integer m.
743 2009-05-03 Richard Guenther <rguenther@suse.de>
746 * c-typeck.c (array_to_pointer_conversion): Do not built
747 ADDR_EXPRs of arrays of pointer-to-element type.
748 * c-gimplify.c (c_gimplify_expr): Revert change fixing
749 up wrong ADDR_EXPRs after-the-fact.
750 * c-common.c (strict_aliasing_warning): Strip pointer
751 conversions for obtaining the original type.
752 * builtins.c (fold_builtin_memset): Handle array types.
753 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
756 2009-05-03 Richard Guenther <rguenther@suse.de>
759 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
760 Do not lose casts from array types with unknown extent to array
761 types with known extent.
762 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
763 alias set compatibility.
765 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
767 * flags.h (extra_warnings): Delete.
768 * toplev.c (process_options): Handle Wuninitialized here.
769 * opts.c (extra_warnings): Delete.
770 (set_Wextra): Delete.
771 (common_handle_option): -Wextra can be handled automatically.
772 * c-opts.c (c_common_handle_option): Delete obsolete code.
773 (c_common_post_options): Simplify comment.
774 * common.opt (W): Add Var.
776 (Wuninitialized): Initialize to -1.
778 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
779 Richard Guenther <rguenther@suse.de>
781 * expr.c (get_def_for_expr): New function.
782 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
783 SSA rather than trees.
784 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
785 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
787 2009-05-03 Joseph Myers <joseph@codesourcery.com>
789 * c-common.c (reswords): Add _Imaginary.
790 * c-common.c (enum rid): Add RID_IMAGINARY.
792 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
794 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
795 Patch by Richard Guenther.
797 2009-05-03 Anatoly Sokolov <aesok@post.ru>
799 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
800 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
801 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
802 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
803 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
804 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
805 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
806 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
807 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
808 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
809 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
810 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
811 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
812 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
813 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
814 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
815 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
816 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
818 2009-05-02 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/39940
821 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
824 2009-05-02 Richard Guenther <rguenther@suse.de>
827 * tree-ssa.c (execute_update_addresses_taken): Properly check
828 if we can mark a variable DECL_GIMPLE_REG_P.
829 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
830 back to the end of the function.
831 (is_gimple_reg_type): Remove complex type special casing.
832 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
835 2009-05-02 Ben Elliston <bje@au.ibm.com>
837 * doc/collect2.texi (Collect2): Document search path behaviour
838 when configured with --with-ld.
840 2009-05-02 Jan Hubicka <jh@suse.cz>
842 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
843 parameter; update callers.
844 (coalesce_cost_edge): EH edges are costier because they needs
845 splitting even if not critical and even more costier when there are
846 multiple EH predecestors.
848 2009-05-02 Jan Hubicka <jh@suse.cz>
850 * except.c (remove_eh_handler_and_replace): Handle updating after
853 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
855 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
857 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
859 * varasm.c: Do not include c-pragma.h.
860 * attribs.c: Do not incude c-common.h.
862 2009-05-01 Michael Matz <matz@suse.de>
864 * calls.c (initialize_argument_information): Handle SSA names like
865 decls with a non MEM_P DECL_RTL.
867 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
869 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
870 * ipa-utils.c: Likewise.
871 * ipa-type-escape.c: Likewise.
872 * cgraphunit.c Do not include c-common.h.
873 * ipa-pure-const.c: Likewise.
874 * tree-if-conv.c: Likewise.
875 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
876 * ipa-struct-reorg.c: Likewise.
877 * tree-nomudflap.c: Likewise.
878 * tree-ssa-structalias.c: Likewise.
880 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
882 * store-motion.c: Many cleanups to make this pass a first-class
883 citizen instead of an appendix to gcse load motion. Add TODO list
884 to make this pass faster/cleaner/better.
886 (struct ls_expr): Post gcse.c-split cleanups.
887 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
888 "stores" field to "avail_stores".
889 (pre_ldst_mems): Rename to store_motion_mems.
890 (pre_ldst_table): Rename to store_motion_mems_table.
891 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
892 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
893 (ldst_entry): Rename to st_expr_entry, update users.
894 (free_ldst_entry): Rename to free_st_expr_entry, update users.
895 (free_ldst_mems): Rename to free_store_motion_mems, update users.
896 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
898 (first_ls_expr): Rename to first_st_expr, update users.
899 (next_ls_expr): Rename to next_st_expr, update users.
900 (print_ldst_list): Rename to print_store_motion_mems. Print names of
901 fields properly for store motion instead of names inherited from load
903 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
904 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
907 (ae_kill): Rename to st_kill, update users.
908 (ae_gen): Rename to st_avloc, update users.
909 (transp): Rename to st_transp, update users.
910 (pre_insert_map): Rename to st_insert_map, update users.
911 (pre_delete_map): Rename to st_delete_map, update users.
912 (insert_store, build_store_vectors, free_store_memory,
913 one_store_motion_pass): Update for abovementioned changes.
915 (gcse_subst_count, gcse_create_count): Remove.
916 (one_store_motion_pass): New statistics counters "n_stores_deleted"
917 and "n_stores_created", local variables.
919 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
922 (regvec, compute_store_table_current_insn): Remove.
923 (reg_set_info, reg_clear_last_set): Remove.
924 (compute_store_table): Use DF caches instead of local dataflow
927 2009-05-01 Joseph Myers <joseph@codesourcery.com>
929 * c-objc-common.c (c_tree_printer): Print identifiers with
930 pp_identifier, not pp_string. Mark "({anonymous})" for
932 * c-pretty-print.c (pp_c_ws_string): New.
933 (pp_c_cv_qualifier, pp_c_type_specifier,
934 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
935 pp_c_storage_class_specifier, pp_c_function_specifier,
936 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
937 pp_c_primary_expression, pp_c_postfix_expression,
938 pp_c_unary_expression, pp_c_shift_expression,
939 pp_c_relational_expression, pp_c_equality_expression,
940 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
941 use pp_string and pp_c_ws_string in place of pp_identifier and
942 pp_c_identifier for non-identifiers. Mark English strings for
944 * c-pretty-print.h (pp_c_ws_string): Declare.
946 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
947 Roland McGrath <roland@redhat.com>
949 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
950 (ENABLE_LD_BUILDID): New configuration option.
951 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
952 (LINK_BUILDID_SPEC): New macro.
953 (init_spec): If defined, prepend it between LINK_EH_SPEC and
955 * doc/install.texi: Document --enable-linker-build-id option.
956 * configure: Rebuild.
957 * config.in: Rebuild.
959 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
961 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
962 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
963 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
964 MIPS_GP_SAVE_AREA_SIZE.
965 * config/mips/mips.c (struct mips_frame_info): Update comment
966 before arg_pointer_offset and hard_frame_pointer_offset.
967 (mips_compute_frame_info): Update diagram before function: to
968 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
969 indicate the position of frame_pointer_rtx with -fstack-protector and
970 to show args_size. Don't allocate cprestore area for leaf functions
971 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
973 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
975 2009-04-30 Michael Matz <matz@suse.de>
977 PR tree-optimization/39955
978 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
980 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
982 * ira.c (setup_cover_and_important_classes): Use safe macro
983 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
985 * genpreds.c (write_tm_preds_h): Output suitable definition of
986 REG_CLASS_FOR_CONSTRAINT.
988 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
990 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
992 * bitmap.c (bitmap_descriptor): Likewise.
993 * ggc-common.c (loc_descriptor): Likewise.
994 * varray.c (varray_descriptor): Likewise.
995 * vec.c (vec_descriptor): Likewise.
997 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
999 * Makefile.in (dce.o): Add $(EXCEPT_H).
1000 * dce.c: Include except.h and delete redundant vector definitions.
1001 (deletable_insn_p): Return false for non-call insns that can throw
1004 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1006 * gcse.c (ae_gen): Remove.
1007 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1008 and make non-static function to make it available in store-motion.c.
1009 Update call sites with search-and-replace.
1010 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1011 extract_mentioned_regs, extract_mentioned_regs_helper,
1012 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1013 store_killed_in_insn, store_killed_after, store_killed_before,
1014 build_store_vectors, insert_insn_start_basic_block, insert-store,
1015 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1016 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1017 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1018 * store-motion.c: ...new file. Also copy data structures from gcse.c
1019 and clean up to remove parts not used by store motion.
1020 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1021 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1023 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1026 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1027 when optimizing for size.
1029 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1031 * gcse.c (gcse_constant_p): Fix typo in last change.
1033 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1035 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1037 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1039 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1041 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1043 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1044 CONST_HIGH_PART result.
1046 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1048 * config/avr/avr.c (initial_elimination_offset): Rename to
1049 avr_initial_elimination_offset.
1050 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1051 change return type to bool.
1052 (avr_can_eliminate): New function.
1053 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1054 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1055 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1056 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1057 avr_initial_elimination_offset.
1058 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1059 (avr_initial_elimination_offset): Define.
1061 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1062 Steven Bosscher <steven@gcc.gnu.org>
1064 PR rtl-optimization/39938
1065 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1066 * cfgrtl.c: Include insn-attr.h.
1067 (rest_of_pass_free_cfg): New function.
1068 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1069 * resource.c (init_resource_info): Remove call to df_analyze.
1071 2009-04-29 Richard Guenther <rguenther@suse.de>
1074 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1075 allow conversion to signed integers.
1077 2009-04-29 Richard Guenther <rguenther@suse.de>
1079 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1080 shifts of floating point vectors if the shift amount is
1081 a constant multiple of the element size.
1083 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1084 Michael Matz <matz@suse.de>
1088 * tree-outof-ssa.c (emit_partition_copy): New function.
1089 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1090 insert_part_to_rtx_on_edge): Perform the partition base var
1091 copy using emit_partition_copy.
1092 (insert_value_copy_on_edge): Convert constants to the right mode.
1093 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1094 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1096 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1098 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1099 scan backwards to try to find a constant to initialize it.
1101 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1102 insn before the loop_end instruction, don't look past labels.
1104 2009-04-29 Richard Guenther <rguenther@suse.de>
1107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1108 loose type conversions.
1109 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1110 stmts only if there are no uses of its definition.
1112 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1114 * config/bfin/bfin.h (splitting_loops): Declare.
1115 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
1116 Reorder bit definitions to be ascending.
1117 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
1118 * config/bfin/bfin.c (splitting_loops): New variable.
1119 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
1120 (struct loop_info): Remove members INIT and LOOP_INIT.
1121 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1122 the LSETUP sequence. Allow LC to be loaded from any register, but
1123 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
1124 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
1126 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
1127 of reload_completed.
1130 * config/bfin/bfin.md (movsi_insn): Refine constraints.
1132 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
1134 * Makefile.in (PLUGIN_VERSION_H): New.
1135 (OBJS-common): Remove plugin-version.o.
1136 (plugin.o): Depend on (PLUGIN_VERSION_H).
1137 (plugin-version.o): Remove.
1138 * configure: Regenerate
1139 * configure.ac: Create plugin-version.h.
1140 * gcc-plugin.h (plugin_gcc_version): Remove.
1141 (plugin_default_version_check): Change signature.
1142 * plugin-version.c: Remove.
1143 * plugin.c: Include plugin-version.h.
1144 (str_plugin_gcc_version_name): Remove.
1145 (try_init_one_plugin): Pass gcc version to plugin_init.
1146 (plugin_default_version_check): Both gcc and plugin versions are now
1149 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1151 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
1152 problematic last insns. Test for TYPE_CALL rather than CALL_P.
1153 Remove special case testing for last insn of inner loops. Don't fail
1154 if the loop ends with a jump, emit an extra nop instead.
1156 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
1157 DREGS rather than comparing directly. Remove code that tries to
1158 account for latencies.
1160 2009-04-29 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/39941
1163 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
1164 eliminating an indirect call.
1166 2009-04-29 Richard Guenther <rguenther@suse.de>
1168 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
1169 parameter. Allow invariants as base if !require_lvalue.
1170 (verify_gimple_assign_single): Adjust.
1172 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1174 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
1175 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
1176 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
1177 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
1178 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
1180 * config/bfin/bfin.c (bfin_expand_builtin,
1181 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
1183 2009-04-28 Richard Guenther <rguenther@suse.de>
1185 * tree-vect-loop.c (get_initial_def_for_induction): Use
1186 correct types for pointer increment.
1188 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1190 * toplev.c (print_version): Update GMP version string calculation.
1192 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
1194 PR rtl-optimization/39938
1195 * resource.c (init_resource_info): Add call to df_analyze.
1197 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1199 * config/alpha/alpha.md (usegp): Cast the result of
1200 alpha_find_lo_sum_using_gp to enum attr_usegp.
1201 * config/alpha/alpha.c (override_options): Remove end-of-structure
1202 marker element from cpu_table. Use array size of cpu_table to handle
1203 -mcpu and -mtune options.
1204 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
1206 2009-04-28 Joseph Myers <joseph@codesourcery.com>
1208 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
1209 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
1210 tune_32 and tune_64.
1211 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1213 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
1214 * config/rs6000/option-defaults.h: ... here. New file.
1215 (OPT_64, OPT_32): Define.
1216 (MASK_64BIT): Define to 0 if not already defined.
1217 (OPT_ARCH64, OPT_ARCH32): Define.
1218 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
1221 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1223 * config/arm/arm.c (arm_override_options): Emit error on using
1226 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1228 PR rtl-optimization/39914
1229 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
1230 registers for allocnos created from user-defined variables only
1231 when not optimizing.
1233 2009-04-28 Richard Guenther <rguenther@suse.de>
1236 * fold-const.c (fold_binary): Use distribute_real_division only
1239 2009-04-28 Steve Ellcey <sje@cup.hp.com>
1241 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
1242 add hpux-stdint.h to tm_file.
1243 (hppa[12]*-*-hpux11*): Ditto.
1244 (ia64*-*-hpux*): Ditto.
1245 * config/hpux-stdint.h: New.
1246 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
1247 __STDC_EXT__ for all compiles.
1248 * config/pa/pa-hpux.h: Ditto.
1249 * config/pa/pa-hpux10.h: Ditto.
1250 * config/pa/pa-hpux11.h: Ditto.
1252 2009-04-28 Catherine Moore <clm@codesourcery.com>
1254 * debug.h (set_name): Add comment.
1256 2009-04-28 Andrew Pinski <pinskia@gmail.com>
1259 * config/darwin.c (machopic_gen_offset): Check
1260 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
1261 * config/arm/arm.c (require_pic_register): Likewise.
1263 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
1265 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
1266 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
1267 m32c_promote_prototypes): Delete.
1269 2009-04-28 Michael Matz <matz@suse.de>
1272 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
1275 2009-04-28 Richard Guenther <rguenther@suse.de>
1277 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
1279 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1281 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
1282 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
1283 * config/arm/arm-tune.md: Regenerate.
1285 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
1287 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
1288 block if there are complex incoming edges.
1289 (sel_merge_blocks): Remove useless assert.
1290 (sel_redirect_edge_and_branch): Check that edge was redirected.
1291 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
1292 (sel_find_rgns): Delete declaration.
1293 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
1294 the region when it is not a preheader.
1296 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1299 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
1301 2009-04-28 Richard Guenther <rguenther@suse.de>
1303 * tree.h (SSA_NAME_VALUE): Remove.
1304 (struct tree_ssa_name): Remove value_handle member.
1305 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
1306 array for jump threading.
1307 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
1309 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
1310 * tree-flow.h (threadedge_initialize_values): Declare.
1311 (threadedge_finalize_values): Likewise.
1312 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
1313 (SSA_NAME_VALUE): Define.
1314 (threadedge_initialize_values): New function.
1315 (threadedge_finalize_values): Likewise.
1316 * tree-ssa-dom.c (ssa_name_values): New global variable.
1317 (SSA_NAME_VALUE): Define.
1318 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
1320 2009-04-28 Ira Rosen <irar@il.ibm.com>
1322 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
1323 Use REPORT_VECTORIZED_LOCATIONS instead
1324 REPORT_VECTORIZED_LOOPS.
1325 * tree-vectorizer.c (vect_verbosity_level): Make static.
1326 (vect_loop_location): Rename to vect_location.
1327 (vect_set_verbosity_level): Update comment.
1328 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
1330 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
1331 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
1332 instead REPORT_UNVECTORIZED_LOOPS.
1333 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
1334 vect_loop_def to vect_external_def and vect_internal_def.
1335 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
1336 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
1337 REPORT_UNVECTORIZED_LOCATIONS.
1338 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
1339 and vect_used_in_loop and to vect_unused_in_scope and
1341 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
1342 (vect_verbosity_level): Remove declaration.
1343 (vect_analyze_operations): Likewise.
1344 (vect_analyze_stmt): Declare.
1345 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
1346 REPORT_UNVECTORIZED_LOCATIONS.
1347 (vect_get_loop_niters): Fix indentation.
1348 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
1349 (vect_analyze_loop_operations): New function.
1350 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
1351 vect_analyze_operations.
1352 (vect_is_simple_reduction): Use new names.
1353 (vectorizable_live_operation, vect_transform_loop): Likewise.
1354 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
1355 specify whether the data references can be a part of interleaving chain.
1356 (vect_analyze_data_ref_dependence): Use new names.
1357 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
1358 (vect_create_addr_base_for_vector_ref): Remove redundant code.
1359 * tree-vect-patterns.c (widened_name_p): Use new names.
1360 (vect_recog_dot_prod_pattern): Likewise.
1361 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
1362 (process_use, vect_mark_stmts_to_be_vectorized,
1363 vect_model_simple_cost, vect_model_store_cost,
1364 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
1365 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1366 vectorizable_operation, vectorizable_type_demotion,
1367 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1368 vectorizable_condition): Likewise.
1369 (vect_analyze_operations): Split into vect_analyze_loop_operations
1371 (vect_analyze_stmt): ... new function.
1372 (new_stmt_vec_info): Use new names.
1373 (vect_is_simple_use): Use new names and fix comment.
1374 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1375 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1377 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1380 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1381 and integer modes for x87 operands. Do not ICE for unsupported size,
1382 generate error instead. Generate error for unsupported operand types.
1383 ['z']: Do not handle HImode memory operands specially. Warning
1384 for floating-point operands. Fallthru to 'Z' for unsupported operand
1385 types. Do not ICE for unsupported size, generate error instead.
1386 (output_387_binary_op): Use %Z to output operands.
1387 (output_fp_compare): Ditto.
1388 (output_387_reg_move): Ditto.
1390 2009-04-28 Ben Elliston <bje@au.ibm.com>
1395 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1397 * builtins.c (c_strlen): Do not warn here.
1398 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1399 * c-common.c (pointer_int_sum): Take an explicit location.
1400 Warn about offsets out of bounds.
1401 * c-common.h (pointer_int_sum): Adjust declaration.
1403 2009-04-27 Ian Lance Taylor <iant@google.com>
1405 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1407 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1408 * df-core.c (df_set_flags): Change return type to int. Change
1409 type of old_flags to int.
1410 (df_clear_flags): Likewise.
1411 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1412 (df_get_conditional_uses): Likewise.
1413 * df.h (df_set_flags, df_clear_flags): Update declarations.
1414 * dwarf2out.c (struct indirect_string_node): Change type of form
1415 field to enum dwarf_form.
1416 (AT_string_form): Change return type to enum dwarf_form.
1417 * fixed-value.c (fixed_compare): Add cast to enum type.
1418 * fwprop.c (update_df): Change 0 to VOIDmode.
1419 * gensupport.c: Change 0 to UNKNOWN.
1420 * gimple.h (gimple_cond_code): Add cast to enum type.
1421 * haifa-sched.c (reemit_notes): Add cast to enum type.
1422 * hooks.c (hook_int_void_no_regs): Remove function.
1423 * hooks.h (hook_int_void_no_regs): Remove declaration.
1424 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1425 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1426 * real.c (real_arithmetic): Add cast to enum type.
1427 (real_compare): Likewise.
1428 * target.h (struct gcc_target): Change return type of
1429 branch_target_register_class to enum reg_class.
1430 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1431 default_branch_target_register_class.
1432 * targhooks.c (default_branch_target_register_class): New function.
1433 * targhooks.h (default_branch_target_register_class): Declare.
1434 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1435 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1437 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1439 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1440 vect_uninitialized_def. Change 0 to ERROR_MARK.
1441 * tree-vect-stmts.c (supportable_widening_operation): Don't
1442 initialize icode1 and icode2.
1443 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1444 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1446 (cmn_err_flag_specs): Change 0 to STD_C89.
1447 (cmn_err_char_table): Likewise.
1448 * config/arm/arm.c (get_arm_condition_code): Change type of code
1449 to enum arm_cond_code.
1450 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1451 (IWMMXT_BUILTIN2): Likewise.
1452 (neon_builtin_type_bits): Don't define typedef.
1453 (neon_builtin_datum): Change type of bits field to int.
1454 (arm_expand_neon_args): Add cast to enum type.
1455 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1457 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1459 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1461 * config/mips/mips.md (jal_macro): Return enum constant.
1462 (single_insn): Likewise.
1463 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1465 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1467 * config/s390/s390.c (s390_tune_flags): Change type to int.
1468 (s390_arch_flags): Likewise.
1469 (s390_handle_arch_option): Change flags field of struct pta to int.
1470 * config/s390/s390.h (s390_tune_flags): Update declaration.
1471 (s390_arch_flags): Likewise.
1472 * config/sh/sh.c (prepare_move_operands): Compare
1473 tls_symbolic_operand result with enum constant.
1474 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1475 (sh_expand_prologue): Add cast to enum type.
1476 (sh_expand_epilogue): Likewise.
1477 (tls_symbolic_operand): Change return type to enum tls_model.
1478 (fpscr_set_from_mem): Add cast to enum type.
1479 (legitimize_pic_address): Compare tls_symbolic_operand result with
1481 (sh_target_reg_class): Change return type to enum reg_class.
1482 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1484 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1485 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1486 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1487 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1488 (delayed_branch, tls_call_delay): Likewise.
1489 (eligible_for_sibcall_delay): Likewise.
1490 (eligible_for_return_delay): Likewise.
1491 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1492 (spu_expand_builtin_1): Likewise.
1494 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1495 for all types of conversions.
1496 (output_init_element): Issue -Wc++-compat warning if needed when
1497 initializing a bitfield with enum type.
1498 * c-parser.c (c_parser_expression): Set original_type to
1499 original_type of right hand operand of comman operator.
1501 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1503 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1505 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1506 * doc/cpp.texi (Standard Predefined Macros)
1507 (Implementation-defined behavior): Likewise.
1508 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1509 * doc/gimple.texi (GIMPLE Exception Handling)
1510 (@code{GIMPLE_ASSIGN}): Likewise.
1511 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1512 * doc/invoke.texi (Warning Options, Optimize Options)
1513 (AVR Options, Darwin Options): Likewise.
1514 (Optimize Options): Reformulate -fwhole-program description.
1515 * doc/loop.texi (Lambda): Likewise.
1516 * doc/md.texi (Output Template, Define Constraints)
1517 (Standard Names, Insn Splitting): Likewise.
1518 * doc/options.texi (Option properties): Likewise.
1519 * doc/passes.texi (Tree-SSA passes): Likewise.
1520 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1521 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1522 (File Names and DBX): Likewise.
1523 * doc/trouble.texi (Incompatibilities): Likewise.
1525 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1527 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1528 instruction is correct.
1530 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1532 Allow non-constant arguments to conversion intrinsics.
1533 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1534 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1535 * spu.c (print_operand): Handle 'v' and 'w'.
1536 (exp2_immediate_p, spu_gen_exp2): Define.
1537 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1538 spu_convtf_1): Update parameter descriptions.
1539 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1540 * constraints.md ('v', 'w'): New.
1541 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1543 (i2f, I2F): New define_mode_attr.
1544 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1545 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1546 fixuns_truncv4sfv4si2): Update to use mode attribute.
1547 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1548 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1549 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1550 patterns for combine.
1552 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1554 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1555 (cprop, hoist, pre, store_motion): New debug counters.
1556 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1557 is not an RTL pass anymore.
1558 (pass_profiling): Remove extern decl for pass removed in 2005.
1559 (pass_gcse, pass_jump_bypass): Remove.
1560 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1561 to 0 for clean state.
1562 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1563 * cse.c (gate_handle_cse_after_global_opts,
1564 rest_of_handle_cse_after_global_opts): New functions.
1565 (pass_cse_after_global_opts): New pass, does local CSE.
1566 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1567 (TV_CPROP): New timevar.
1568 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1569 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1570 (gcse_main, recompute_all_luids): Remove.
1571 (compute_hash_table_work): Call max_reg_num instead of reading
1573 (cprop_jump): Don't set run_jump_opt_after_gcse.
1574 (constprop_register): Always allow to alter jumps.
1575 (cprop_insn): Likewise.
1576 (do_local_cprop): Likewise.
1577 (local_cprop_pass): Likewise. Return non-zero if something changed.
1578 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1579 (find_implicit_sets): Add note about missed optimization opportunity.
1580 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1581 pass_rtl_cprop execute function.
1582 Don't bother tracking the pass number, each pass gets its own dumpfile
1584 Always allow to alter jumpsand bypass jumps.
1585 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1586 will just find no suitable set.
1587 (pre_edge_insert): Fix dumping, this function is for PRE only.
1588 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1589 pass_rtl_pre execute function.
1590 (hoist_code): Return non-zero if something changed. Keep track of
1591 substitutions and insertions for statistics gathering similar to PRE.
1592 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1593 called from the pass_rtl_hoist execute function. Show pass statistics.
1594 (compute_store_table): Use max_reg_num directly instead of using the
1595 formerly global max_gcse_regno.
1596 (build_store_vectors): Likewise.
1597 (replace_store_insn): Fix dumping.
1598 (store_motion): Rename to ...
1599 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1600 pass, called from the pass_rtl_store_motion execute function. Keep
1601 track of substitutions and insertions for statistics gathering similar
1603 (bypass_jumps): Remove, fold interesting bits into ...
1604 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1605 from the pass_rtl_cprop execute function.
1606 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1607 pass_jump_bypass): Remove.
1608 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1609 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1610 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1611 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1612 (gate_rtl_store_motion, execute_rtl_store_motion,
1613 pass_rtl_store_motion): New.
1614 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1615 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1616 * passes.c (init_optimization_passes): Remove pass_gcse and
1617 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1618 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1619 instead of pass_jump_bypass.
1621 2009-04-27 Richard Guenther <rguenther@suse.de>
1624 * gimplify.c (gimplify_expr): If we are required to create
1625 a temporary make sure it ends up as register.
1627 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1630 * config/i386/i386.c (construct_container): Don't call
1631 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1632 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1634 2009-04-27 Michael Matz <matz@suse.de>
1636 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1637 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1638 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1639 (dump_replaceable_exprs): Take a bitmap.
1640 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1642 (expand_gimple_basic_block): Likewise.
1643 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1644 replaceable_expressions member a bitmap.
1645 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1646 (mark_replaceable): Likewise.
1647 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1648 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1650 2009-04-27 Richard Guenther <rguenther@suse.de>
1652 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1653 (verify_stmts): Dispatch to gimple/type verification code.
1654 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1655 issue with call argument types.
1657 2009-04-27 Michael Matz <matz@suse.de>
1659 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1660 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1663 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1664 Eric Botcazou <ebotcazou@adacore.com>
1666 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1667 a label's basic block.
1668 (mark_target_live_regs): Tidy and rework obsolete comments.
1669 Change back DF problem to LIVE. If a label starts a basic block,
1670 assume that all registers that used to be live then still are.
1671 (init_resource_info): If a label starts a basic block, set its
1672 BLOCK_FOR_INSN accordingly.
1673 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1675 2009-04-27 Richard Guenther <rguenther@suse.de>
1677 * tree-flow-inline.h (function_ann): Remove.
1678 (get_function_ann): Likewise.
1679 * tree-dfa.c (create_function_ann): Remove.
1680 * tree-flow.h (struct static_var_ann_d): Remove.
1681 (struct function_ann_d): Likewise.
1682 (union tree_ann_d): Remove fdecl member.
1683 (function_ann_t): Remove.
1684 (function_ann, get_function_ann, create_function_ann): Remove
1687 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1689 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1691 2009-04-27 Jan Hubicka <jh@suse.cz>
1693 * ipa-pure-const.c (struct funct_state_d): New fields
1694 state_previously_known, looping_previously_known; remove
1695 state_set_in_source.
1696 (analyze_function): Use new fields.
1697 (propagate): Avoid assumption that state_set_in_source imply
1700 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1701 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1702 * cfgloop.h (finite_loop_p): Declare.
1704 2009-04-26 Michael Matz <matz@suse.de>
1706 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1708 2009-04-26 Michael Matz <matz@suse.de>
1710 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1711 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1712 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1713 pass_mark_used_blocks): Remove.
1714 * tree-optimize.c (pass_free_datastructures,
1715 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1716 * passes.c (init_optimization_passes): Don't call
1717 pass_mark_used_blocks, remove dead code.
1719 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1721 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1722 * tree-ssa-live.h (register_ssa_partition): Likewise.
1724 2009-04-26 Michael Matz <matz@suse.de>
1727 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1728 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1729 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1731 (compare_pairs): Swap cost comparison.
1732 (coalesce_ssa_name): Don't use change_partition_var.
1733 * tree-nrv.c (struct nrv_data): Add modified member.
1734 (finalize_nrv_r): Set it.
1735 (tree_nrv): Use it to update statements.
1736 (pass_nrv): Require PROP_ssa.
1737 * tree-mudflap.c (mf_decl_cache_locals,
1738 mf_build_check_statement_for): Use make_rename_temp.
1739 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1740 * alias.c (find_base_decl): Handle SSA names.
1741 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1742 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1743 * rtl.h (set_reg_attrs_for_parm): Declare.
1744 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1745 to "optimized", remove unused locals at finish.
1746 (execute_free_datastructures): Make global, call
1747 delete_tree_cfg_annotations.
1748 (execute_free_cfg_annotations): Don't call
1749 delete_tree_cfg_annotations.
1751 * ssaexpand.h: New file.
1752 * expr.c (toplevel): Include ssaexpand.h.
1753 (expand_assignment): Handle SSA names the same as register variables.
1754 (expand_expr_real_1): Expand SSA names.
1755 * cfgexpand.c (toplevel): Include ssaexpand.h.
1756 (SA): New global variable.
1757 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1758 (SSAVAR): New macro.
1759 (set_rtl): New helper function.
1760 (add_stack_var): Deal with SSA names, use set_rtl.
1761 (expand_one_stack_var_at): Likewise.
1762 (expand_one_stack_var): Deal with SSA names.
1763 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1764 before unique numbers.
1765 (expand_stack_vars): Use set_rtl.
1766 (expand_one_var): Accept SSA names, add asserts for them, feed them
1767 to above subroutines.
1768 (expand_used_vars): Expand all partitions (without default defs),
1769 then only the local decls (ignoring those expanded already).
1770 (expand_gimple_cond): Remove edges when jumpif() expands an
1772 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1773 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1775 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1776 members of SA; deal with PARM_DECL partitions here; expand
1777 all PHI nodes, free tree datastructures and SA. Commit instructions
1778 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1779 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1780 info and statements at start, collect garbage at finish.
1781 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1782 (VAR_ANN_PARTITION) Remove.
1783 (change_partition_var): Don't declare.
1784 (partition_to_var): Always return SSA names.
1785 (var_to_partition): Only accept SSA names.
1786 (register_ssa_partition): Only check argument.
1787 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1789 (delete_var_map): Don't free it.
1790 (var_union): Only accept SSA names, simplify.
1791 (partition_view_init): Mark only useful SSA names as used.
1792 (partition_view_fini): Only deal with SSA names.
1793 (change_partition_var): Remove.
1794 (dump_var_map): Use ssa_name instead of partition_to_var member.
1795 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1797 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1798 (struct _elim_graph): New member const_dests; nodes member vector of
1800 (set_location_for_edge): New static helper.
1801 (create_temp): Remove.
1802 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1803 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1804 (new_elim_graph): Allocate const_dests member.
1805 (clean_elim_graph): Truncate const_dests member.
1806 (delete_elim_graph): Free const_dests member.
1807 (elim_graph_size): Adapt to new type of nodes member.
1808 (elim_graph_add_node): Likewise.
1809 (eliminate_name): Likewise.
1810 (eliminate_build): Don't take basic block argument, deal only with
1811 partition numbers, not variables.
1812 (get_temp_reg): New static helper.
1813 (elim_create): Use it, deal with RTL temporaries instead of trees.
1814 (eliminate_phi): Adjust all calls to new signature.
1815 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1816 (rewrite_trees): Only do checking.
1817 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1818 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1819 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1820 contains_tree_r, MAX_STMTS_IN_LATCH,
1821 process_single_block_loop_latch, analyze_edges_for_bb,
1822 perform_edge_inserts): Remove.
1823 (expand_phi_nodes): New global function.
1824 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1825 functions, initialize new parameter, remember partitions having a
1827 (finish_out_of_ssa): New global function.
1828 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1829 don't reset in_ssa_p here, don't disable TER when mudflap.
1830 (pass_del_ssa): Remove.
1831 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1833 (execute_free_datastructures): Declare.
1834 * Makefile.in (SSAEXPAND_H): New variable.
1835 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1836 * basic-block.h (commit_one_edge_insertion): Declare.
1837 * passes.c (init_optimization_passes): Move pass_nrv and
1838 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1839 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1840 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1841 (redirect_branch_edge): Deal with super block when expanding, split
1842 out jump patching itself into ...
1843 (patch_jump_insn): ... here, new static helper.
1845 2009-04-26 Michael Matz <matz@suse.de>
1847 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1848 beyond num_ssa_names.
1849 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1850 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1852 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1855 * fwprop.c (forward_propagate_asm): New function.
1856 (forward_propagate_and_simplify): Propagate also into __asm, if it
1857 doesn't increase the number of referenced registers.
1860 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1862 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1864 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1865 note_nonlocal_vla_type for nonlocal VLAs.
1866 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1867 contains_remapped_vars, remap_vla_decls): New functions.
1868 (convert_nonlocal_reference_stmt): If not optimizing, call
1869 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1870 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1871 if it wasn't found in var_map.
1872 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1873 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1874 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1876 * gimplify.c (nonlocal_vlas): New variable.
1877 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1879 (gimplify_body): Create and destroy nonlocal_vlas.
1881 * dwarf2out.c (loc_descr_plus_const): New function.
1882 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1883 mem_loc_descriptor, loc_descriptor_from_tree_1,
1884 descr_info_loc, gen_variable_die): Use it.
1886 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1887 !TREE_STATIC VAR_DECLs.
1888 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1889 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1890 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1891 DECL_BY_REFERENCE is valid.
1892 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1893 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1894 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1895 Copy DECL_BY_REFERENCE.
1896 (struct nesting_copy_body_data): New type.
1897 (nesting_copy_decl): New function.
1898 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1899 if they have variable length.
1901 2009-04-26 Michael Matz <matz@suse.de>
1903 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1904 mark new temporaries for renaming.
1906 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1909 * c-decl.c (global_bindings_p): Return negative value.
1910 (c_variable_size): New. Based on variable_size from
1912 (grokdeclarator): Call c_variable_size not variable_size.
1914 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1918 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1920 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1921 Redefine it to just use mingw/include.
1922 (ASM_SPEC): Rules for -m32 and -m64.
1923 (LINK_SPEC): Use Likewise.
1924 (SPEC_32): New define.
1925 (SPEC_64): Likewise.
1926 (SUB_LINK_SPEC): Likewise.
1927 (MULTILIB_DEFAULTS): New define.
1928 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1929 Add multilib options.
1930 (MULTILIB_DIRNAMES): Likewise.
1931 (MULTILIB_OSDIRNAMES): Likewise.
1933 (INSTALL_LIBGCC): Likewise.
1935 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1938 * c-tree.h (enum c_inline_static_type): New.
1939 (record_inline_static): Declare.
1940 * c-decl.c (struct c_inline_static, c_inline_statics,
1941 record_inline_static, check_inline_statics): New.
1942 (pop_file_scope): Call check_inline_statics.
1943 (start_decl): Call record_inline_static instead of pedwarning
1944 directly for static in inline function.
1945 * c-typeck.c (build_external_ref): Call record_inline_static
1946 instead of pedwarning directly for static referenced in inline
1949 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1951 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1952 not new but only being rescanned.
1953 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1954 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1955 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1956 record_set_info, compute_set, grealloc): Remove.
1957 (recompute_all_luids): New function.
1958 (gcse_main): Don't compute sets, and don't do related memory
1959 allocations/free-ing. If something changed before the end of the
1960 pass, update LUIDs using recompute_all_luids.
1961 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1962 (free_gcse_mem): Don't free it either.
1963 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1964 Use the df insn LUIDs.
1965 (load_killed_in_block): Likewise.
1966 (compute_hash_table_work): Don't compute reg_set_in_block.
1967 (compute_transp): Use DF_REG_DEF_CHAINs.
1968 (local_cprop_pass): Don't use compute_sets and related functions.
1969 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1970 Use get_max_uid() instead of max_cuid.
1971 (insert_insn_end_basic_block, pre_insert_copy_insn,
1972 update_ld_motion_stores): Don't try to
1973 keep reg_set tables up to date.
1974 (pre_insert_copies): Use df insn LUIDs.
1975 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1976 (reg_set_info): Don't use extra bitmap argument.
1977 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1978 information to compute regs_set_in_block.
1979 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1980 (bypass_jumps): Don't use compute_sets and friends.
1982 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1985 * opts.c (undocumented_msg): Do not leave blank even with
1988 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1990 * c-decl.c (build_enumerator): Allow values folding to integer
1991 constants but not integer constant expressions with a pedwarn if
1994 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1997 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1998 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1999 type is an integer constant.
2001 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2007 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2010 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2011 with variably modified return type and no storage class
2012 specifiers, except for the case of nested functions. Distinguish
2013 extern declarations of functions with variably modified return
2014 types from those of objects with variably modified types.
2016 2009-04-25 Jan Hubicka <jh@suse.cz>
2018 * tree.c (list_equal_p): New function.
2019 * tree.h (list_equal_p): Declare.
2020 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2021 basic_block_def, basic_block, const_basic_block): New.
2022 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2023 (redirect_eh_edge): New function.
2024 (make_eh_edge_update_phi): EH edges are not abnormal.
2025 * except.c: Include tree-flow.h.
2026 (list_match): New function.
2027 (eh_region_replaceable_by_p): New function.
2028 (replace_region): New function.
2029 (hash_type_list): New function.
2030 (hash_eh_region): New function.
2031 (eh_regions_equal_p): New function.
2032 (merge_peers): New function.
2033 (remove_unreachable_regions): Verify EH tree when checking;
2035 (copy_eh_region_1): New function.
2036 (copy_eh_region): New function.
2037 (push_reachable_handler): New function.
2038 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2039 regions without label but with live RESX.
2040 * except.h (redirect_eh_edge_to_label): New.
2041 * tree-flow.h (redirect_eh_edge): New.
2042 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2043 basic_block_def, basic_block, const_basic_block): Remove.
2044 * Makefile.in (except.o): Add dependency on tree-flow.h
2045 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2046 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2049 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2052 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2053 on the destination of memcpy.
2055 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2057 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2058 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2059 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2061 2009-04-25 Jan Hubicka <jh@suse.cz>
2063 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2064 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2065 to be reached by different label than left.
2066 (update_eh_edges): Update comment; remove edge_to_remove if possible
2067 and return true if suceeded.
2068 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2069 (cleanup_eh): Compute sharing map.
2070 * except.c (remove_eh_handler_and_replace): Add argument if we should
2072 (remove_unreachable_regions): Update for label sharing.
2073 (label_to_region_map): Likewise.
2074 (get_next_region_sharing_label): New function.
2075 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2077 (remove_eh_handler): Update.
2078 (remove_eh_region_and_replace_by_outer_of): New function.
2079 * except.h (struct eh_region): Add next_region_sharing_label.
2080 (remove_eh_region_and_replace_by_outer_of,
2081 get_next_region_sharing_label): Declare.
2082 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2084 2009-04-25 Jan Hubicka <jh@suse.cz>
2086 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2087 insert code even if they are not critical.
2089 2009-04-25 Jan Hubicka <jh@suse.cz>
2091 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2092 (gimple_can_remove_branch_p): EH edges won't remove branch by
2094 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2095 updating of non-abnormal EH edges.
2096 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2097 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2098 (split_critical_edges): Split also edges where emitting code on them
2099 will lead to splitting later.
2101 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2102 H.J. Lu <hongjiu.lu@intel.com>
2105 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2106 the configured assembler supports fildq and fistpq mnemonics.
2107 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2108 * configure: Regenerated.
2111 * config/i386/i386.c (print_operand): Handle 'Z'.
2112 ['z']: Remove handling of special fild/fist suffixes.
2113 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
2114 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
2115 suffix of fild insn.
2116 (*floatsi<mode>2_vector_mixed): Ditto.
2117 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
2118 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
2119 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2120 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
2121 * config/i386/gas.h (GAS_MNEMONICS): Remove.
2123 2009-04-25 Ben Elliston <bje@au.ibm.com>
2125 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
2126 the source of a set operation.
2128 2009-04-25 Anatoly Sokolov <aesok@post.ru>
2130 * target.h (struct gcc_target): Add case_values_threshold field.
2131 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
2132 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
2133 * targhooks.c (default_case_values_threshold): New function.
2134 * targhooks.h (default_case_values_threshold): Declare function.
2135 * stmt.c (expand_case): Use case_values_threshold target hook.
2136 * expr.h (case_values_threshold): Remove declartation.
2137 * expr.c (case_values_threshold): Remove function.
2138 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
2140 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
2141 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2142 (avr_case_values_threshold): Declare as static.
2143 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
2145 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
2146 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2147 (mn10300_case_values_threshold): New function.
2149 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2151 * ira.c (setup_cover_and_important_classes): Add enum cast.
2153 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
2155 * genpreds.c (write_enum_constraint_num): Output definition of
2156 CONSTRAINT_NUM_DEFINED_P macro.
2157 * ira.c (setup_cover_and_important_classes): Use
2158 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
2160 2009-04-24 DJ Delorie <dj@redhat.com>
2162 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
2163 __SH2A_SINGLE_ONLY__ also.
2165 2009-04-24 Steve Ellcey <sje@cup.hp.com>
2167 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
2168 (movdf_internal): Ditto.
2169 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
2170 SFmode and DFmode constants.
2171 (ia64_print_operand): Add 'G' format for printing
2172 floating point constants.
2174 2009-04-24 Richard Guenther <rguenther@suse.de>
2176 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
2177 from unsigned additions.
2179 2009-04-24 Joseph Myers <joseph@codesourcery.com>
2181 * c-typeck.c (set_init_index): Allow array designators that are
2182 not integer constant expressions with a pedwarn if pedantic.
2184 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2186 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
2187 zero if no overlap in nonzero bits between the operands.
2189 2009-04-24 Ian Lance Taylor <iant@google.com>
2191 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
2192 (record_dead_and_set_regs): Likewise.
2193 * df.h (struct df_mw_hardreg): Change flags field to int.
2194 (struct df_base_ref): Likewise.
2195 (struct df): Change changeable_flags field to int.
2196 * df-scan.c (df_defs_record): Change clobber_flags to int.
2197 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
2198 constants rather than #define macros.
2199 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
2200 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
2201 (enum dwarf_calling_convention): Likewise.
2202 (enum dwarf_line_number_x_ops): Likewise.
2203 (enum dwarf_call_frame_info): Likewise.
2204 (enum dwarf_source_language): Likewise.
2205 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
2206 (add_calling_convention_attribute): Likewise.
2207 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
2208 (combine_comparisons): Change compcode to int. Add cast to enum type.
2209 * genrecog.c (maybe_both_true_2): Change c to int.
2210 (write_switch): Likewise. Add cast to enum type.
2211 * gimplify.c (gimplify_omp_for): Handle return values from
2212 gimplify_expr using MIN rather than bitwise or.
2213 (gimplify_expr): Add cast to enum type.
2214 * ipa-prop.c (update_jump_functions_after_inlining): Change
2215 IPA_BOTTOM to IPA_JF_UNKNOWN.
2216 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
2217 Add casts to enum type.
2218 (setup_cover_and_important_classes): Change cl to int. Add casts
2220 (setup_class_translate): Change cl and mode to int.
2221 (ira_init_once): Change mode to int.
2222 (free_register_move_costs): Likewise.
2223 (setup_prohibited_mode_move_regs): Add casts to enum type.
2224 * langhooks.c (add_builtin_function_common): Rework assertion that
2225 value fits bitfield.
2226 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
2227 * omega.c (omega_do_elimination): Avoid math on enum types.
2228 * optabs.c (expand_vec_shift_expr): Remove casts to int.
2229 * opts.c (set_debug_level): Change 2 to enum constant. Use new
2230 int local to handle integral_argment value.
2231 * regmove.c (try_auto_increment): Change PUT_MODE to
2233 * reload.c (push_secondary_reload): Add casts to enum type.
2234 (secondary_reload_class, find_valid_class): Likewise.
2235 * reload1.c (emit_input_reload_insns): Likewise.
2236 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
2237 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
2238 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
2240 * tree.c (build_common_builtin_nodes): Add casts to enum type.
2241 * tree-complex.c (complex_lattice_t): Typedef to int rather than
2243 (expand_complex_libcall): Add casts to enum type.
2244 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
2245 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
2246 with ERROR_MARK, not NUM_TREE_CODES.
2247 (vect_create_epilog_for_reduction): Likewise.
2248 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
2249 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
2250 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
2252 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
2253 vect_unused_in_loop. Change 0 to loop_vect.
2254 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
2255 * var-tracking.c (get_init_value): Change return type to enum
2257 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
2258 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
2260 (arm_override_options): Add casts to enum type.
2261 (arm_emit_tls_decoration): Likewise.
2262 * config/i386/i386.c (ix86_function_specific_restore): Add casts
2264 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
2265 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
2266 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
2268 * config/s390/s390.c (code_for_builtin_64): Change to array of
2270 (code_for_builtin_31): Likewise.
2271 (s390_expand_builtin): Change code_for_builtin to enum insn_code
2273 * config/sparc/sparc.c (sparc_override_options): Change value
2274 field in struct code_model to enum cmodel. In initializer change
2275 0 to NULL and add cast to enum type.
2277 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
2278 Change all callers. Issue a -Wc++-compat warning using
2279 lhs_origtype if necessary.
2280 (convert_for_assignment): Issue -Wc++-compat warnings about
2281 invalid conversions to enum type on assignment.
2282 * c-common.h (build_modify_expr): Update declaration.
2284 2009-04-24 Nick Clifton <nickc@redhat.com>
2286 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
2287 (function_arg_advance): Likewise.
2288 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
2291 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2293 * config/s390/constraints.md ('I', 'J'): Fix condition.
2295 2009-04-24 Diego Novillo <dnovillo@google.com>
2297 * gengtype-parse.c (parse_error): Add newline after message.
2299 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/sse.md (avxmodesuffixs): Removed.
2302 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
2303 (*avx_pinsr<ssevecsize>): This.
2305 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2307 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
2308 follow chains of regs with a single definition, and allow expressions
2309 that are function_invariant_p.
2310 (simple_rhs_p): Allow expressions that are function_invariant_p.
2312 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
2315 * fold-const.c (fold_cond_expr_with_comparison): When folding
2316 > and >= to MAX, make sure the MAX uses the same type as the
2317 comparison's operands.
2319 2009-04-24 Nick Clifton <nickc@redhat.com>
2321 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
2322 addressing for DImode accesses.
2323 (frv_print_operand_address): Handle PLUS case.
2324 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
2326 2009-04-24 Jakub Jelinek <jakub@redhat.com>
2328 PR rtl-optimization/39794
2329 * alias.c (canon_true_dependence): Add x_addr argument.
2330 * rtl.h (canon_true_dependence): Adjust prototype.
2331 * cse.c (check_dependence): Adjust canon_true_dependence callers.
2332 * cselib.c (cselib_invalidate_mem): Likewise.
2333 * gcse.c (compute_transp): Likewise.
2334 * dse.c (scan_reads_nospill): Likewise.
2335 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
2336 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
2337 canon_base_addr of the group, plus optional offset.
2338 (struct group_info): Rename canon_base_mem to
2340 (get_group_info): Set canon_base_addr to canon_rtx of base, not
2341 canon_rtx of base_mem.
2343 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
2345 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2346 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
2348 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2350 * config/spu/spu-builtins.h: Delete file.
2352 * config/spu/spu.h (enum spu_builtin_type): Move here from
2354 (struct spu_builtin_description): Likewise. Add GTY marker.
2355 Do not use enum spu_function_code or enum insn_code.
2356 (spu_builtins): Add extern declaration.
2358 * config/spu/spu.c: Do not include "spu-builtins.h".
2359 (enum spu_function_code, enum spu_builtin_type_index,
2360 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
2361 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
2362 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
2363 unsigned_V2DI_type_node): Move here from spu-builtins.h.
2364 (spu_builtin_types): Make static. Add GTY marker.
2365 (spu_builtins): Add extern declaration with GTY marker.
2368 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2369 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2370 Check programmatically whether all parameters are scalar.
2372 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2374 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2376 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2377 assignment from the constructor either if the target is volatile.
2379 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2381 * config/arm/arm.md (insv): Do not share operands[0].
2383 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2385 * config/vxlib-tls.c (active_tls_threads): Delete.
2386 (delete_hook_installed): New.
2387 (tls_delete_hook): Don't delete the delete hook.
2388 (tls_destructor): Delete it here.
2389 (__gthread_set_specific): Adjust installing the delete hook.
2390 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2391 __gthread_leave_tsd_dtor_context.
2393 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2395 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2397 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2399 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2401 (alpha_rtx_costs): Ditto.
2402 (emit_unlikely_jump): Use add_reg_note.
2403 (emit_frame_store_1): Ditto.
2404 (alpha_expand_prologue): Ditto.
2405 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2406 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2408 2009-04-23 Nick Clifton <nickc@redhat.com>
2410 * config/v850/v850.md (epilogue): Remove suppressed code.
2411 (return): Rename to return_simple and remove test of frame size.
2412 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2413 to gen_return_simple.
2415 2009-04-22 Jing Yu <jingyu@google.com>
2418 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2420 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2423 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2424 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2425 value is a VECTOR_CST, the element type is the element type of the
2428 2009-04-22 DJ Delorie <dj@redhat.com>
2430 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2432 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2434 * alias.c (find_base_term): Move around LO_SUM case, so that
2435 CONST falls through into PLUS/MINUS handling.
2438 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2439 into 0, use omit_one_operand.
2441 2009-04-23 Ben Elliston <bje@au.ibm.com>
2443 * config/rs6000/linux-unwind.h (get_regs): Remove type
2444 puns. Change the type of `pc' to an array of unsigned ints and
2445 update all users. Constify frame24.
2447 2009-04-22 DJ Delorie <dj@redhat.com>
2449 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2450 declarations before code.
2451 (current_function_special_page_vector): Likewise.
2452 (m32c_expand_insv): Silence a warning.
2454 2009-04-21 Taras Glek <tglek@mozilla.com>
2456 * alias.c: Update GTY annotations to new syntax.
2457 * basic-block.h: Likewise.
2458 * bitmap.h: Likewise.
2459 * c-common.h: Likewise.
2460 * c-decl.c: Likewise.
2461 * c-parser.c: Likewise.
2462 * c-pragma.c: Likewise.
2463 * c-tree.h: Likewise.
2464 * cfgloop.h: Likewise.
2465 * cgraph.h: Likewise.
2466 * config/alpha/alpha.c: Likewise.
2467 * config/arm/arm.h: Likewise.
2468 * config/avr/avr.h: Likewise.
2469 * config/bfin/bfin.c: Likewise.
2470 * config/cris/cris.c: Likewise.
2471 * config/darwin.c: Likewise.
2472 * config/frv/frv.c: Likewise.
2473 * config/i386/i386.c: Likewise.
2474 * config/i386/i386.h: Likewise.
2475 * config/i386/winnt.c: Likewise.
2476 * config/ia64/ia64.h: Likewise.
2477 * config/iq2000/iq2000.c: Likewise.
2478 * config/mips/mips.c: Likewise.
2479 * config/mmix/mmix.h: Likewise.
2480 * config/pa/pa.c: Likewise.
2481 * config/pa/pa.h: Likewise.
2482 * config/rs6000/rs6000.c: Likewise.
2483 * config/s390/s390.c: Likewise.
2484 * config/sparc/sparc.c: Likewise.
2485 * config/xtensa/xtensa.c: Likewise.
2486 * cselib.h: Likewise.
2487 * dbxout.c: Likewise.
2488 * dwarf2out.c: Likewise.
2489 * except.c: Likewise.
2490 * except.h: Likewise.
2491 * fixed-value.h: Likewise.
2492 * function.c: Likewise.
2493 * function.h: Likewise.
2494 * gimple.h: Likewise.
2495 * integrate.c: Likewise.
2496 * optabs.c: Likewise.
2497 * output.h: Likewise.
2500 * stringpool.c: Likewise.
2501 * tree-data-ref.c: Likewise.
2502 * tree-flow.h: Likewise.
2503 * tree-scalar-evolution.c: Likewise.
2504 * tree-ssa-address.c: Likewise.
2505 * tree-ssa-alias.h: Likewise.
2506 * tree-ssa-operands.h: Likewise.
2509 * varasm.c: Likewise.
2510 * varray.h: Likewise.
2512 * coretypes.h: Do not define GTY macro if it is already defined.
2513 * doc/gty.texi: Update GTY documentation to new syntax.
2514 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2515 annotations on structs.
2516 * gengtype-parse.c: Likewise.
2518 2009-04-22 Mark Heffernan <meheff@google.com>
2520 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2522 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2524 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2527 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2529 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2530 the same as a PLUS without a shift. Increase the cost of a
2533 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2535 * Makefile.in: Update dependencies.
2536 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2537 * errors.h: Remove bogus comment about compatibility.
2538 (warning): Update declaration.
2539 * genautomata.c: Update all calls to warning.
2540 * gimple.c: Do not include errors.h. Include toplev.h.
2541 * tree-ssa-structalias.c: Do not include errors.h.
2542 * omega.c: Likewise.
2543 * tree-ssa-reassoc.c: Likewise.
2544 * config/spu/spu-c.c: Likewise.
2545 * config/spu/t-spu-elf: Update dependencies.
2547 2009-04-22 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/39824
2550 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2551 make sure the types are compatible.
2553 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2556 * c-common.c (c_parse_error): Take a token_flags parameter.
2557 Use token_type for the token type instead.
2558 Pass token_flags to cpp_type2name.
2559 * c-common.h (c_parse_error): Update declaration.
2560 * c-parser.c (c_parser_error): Pass 0 as token flags.
2562 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2564 PR rtl-optimization/39580
2565 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2567 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2569 * function.c (expand_function_end): Do not emit a jump to the "naked"
2570 return label for fall-through returns.
2571 * except.c (sjlj_emit_function_exit): Always place the call to the
2572 unregister function at the location installed by expand_function_end.
2574 2009-04-22 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/39845
2577 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2578 (gen_inbound_check): Likewise.
2580 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2582 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2584 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2585 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2587 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2589 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2590 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2591 shift counts to avoid out-of-bounds array accesses.
2593 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2595 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2596 (Pmode): Move above.
2598 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2600 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2601 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2602 GET_CODE macro. Use IN_RANGE macro where appropriate.
2603 * config/alpha/alpha.h: Ditto.
2604 * config/alpha/alpha.md: Ditto.
2605 * config/alpha/constraints.md: Ditto.
2606 * config/alpha/predicates.md: Ditto.
2608 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2610 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2611 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2612 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2613 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2614 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2615 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2616 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2617 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2618 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2619 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2620 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2621 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2622 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2623 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2624 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2625 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2626 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2627 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2628 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2629 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2630 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2631 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2632 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2633 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2634 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2635 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2636 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2638 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2640 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2641 references from comments.
2642 * cfgbuild.c: (count_basic_blocks): Delete.
2643 (find_basic_blocks_1): Delete.
2644 (find_basic_blocks): Delete.
2645 * except.c (finish_eh_generation): Make static. Move comment from
2646 except.h here. Remove find_basic_blocks references from comments.
2647 * except.h (finish_eh_generation): Delete.
2648 * basic-block.h (find_basic_blocks): Delete.
2649 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2651 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2653 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2654 (sdbout_parms): Likewise.
2656 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2658 * config/sh/sh.c (prepare_cbranch_operands): Use
2659 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2660 (expand_cbranchdi4): Likewise.
2661 (from_compare): Add cast to enum type.
2662 (expand_cbranchsi4): Use add_reg_note.
2663 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2664 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2665 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2666 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2667 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2668 instead of CODE_FOR_nothing.
2669 (cbranchdi4): Likewise. Fix the order of arguments for
2671 (push_fpscr): Use add_reg_note.
2672 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2673 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2675 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2677 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2678 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2679 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2680 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2681 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2682 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2683 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2684 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2685 config/alpha/x-vms, config/arc/t-arc,
2686 config/arm/README-interworking, config/arm/arm-c.c,
2687 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2688 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2689 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2690 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2691 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2692 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2693 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2694 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2695 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2696 config/cris/t-elfmulti, config/crx/t-crx,
2697 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2698 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2699 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2700 config/h8300/t-h8300, config/i386/athlon.md,
2701 config/i386/darwin-libgcc.10.4.ver,
2702 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2703 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2704 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2705 config/i386/t-linux64, config/i386/t-nwld,
2706 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2707 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2708 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2709 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2710 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2711 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2712 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2713 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2714 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2715 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2716 config/m68k/t-uclinux, config/mcore/t-mcore,
2717 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2718 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2719 config/mips/crtn.asm, config/mips/irix-crti.asm,
2720 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2721 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2722 config/mips/mips-fixed.md, config/mips/sb1.md,
2723 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2724 config/mips/t-iris6, config/mips/t-isa3264,
2725 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2726 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2727 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2728 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2729 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2730 config/mn10300/t-linux, config/mn10300/t-mn10300,
2731 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2732 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2733 config/picochip/libgccExtras/clzsi2.asm,
2734 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2735 config/rs6000/darwin-libgcc.10.4.ver,
2736 config/rs6000/darwin-libgcc.10.5.ver,
2737 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2738 config/rs6000/t-aix43, config/rs6000/t-aix52,
2739 config/rs6000/t-darwin, config/rs6000/t-fprules,
2740 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2741 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2742 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2743 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2744 config/rs6000/t-rtems, config/rs6000/t-spe,
2745 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2746 config/score/t-score-elf, config/sh/divcost-analysis,
2747 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2748 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2749 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2750 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2751 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2752 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2753 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2754 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2755 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2756 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2757 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2758 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2759 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2760 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2761 * config/h8300/genmova.sh: Include copyright and license notices
2762 in generated output.
2763 * config/h8300/mova.md: Regenerate.
2764 * doc/install.texi2html: Include word "Copyright" in copyright
2765 notice and use name "Free Software Foundation, Inc.".
2766 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2767 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2768 ChangeLog-2007, ChangeLog-2008: Correct dates.
2770 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2772 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2773 NE_EXPR operations as well.
2774 * c-parser.c (c_parser_condition): Do not set location information on
2776 (c_parser_conditional_expression): Likewise.
2777 (c_parser_binary_expression): Set location information on operators.
2778 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2779 TRUTH_NOT_EXPR has been folded.
2780 * fold-const.c (fold_truth_not_expr): Copy location information from
2781 the incoming expression to the outgoing one.
2782 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2783 recursive calls on the LHS of the operator but pass that of the
2784 operator to recursive calls on the RHS of the operator. Set it
2786 (shortcut_cond_expr): Set the locus of the operator on the second
2787 COND_EXPR and that of the expression on the first in degenerate cases.
2788 Pass the locus of the expression to calls to shortcut_cond_r.
2789 Set the locus of the 'then' block on the associated jump, if any.
2790 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2791 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2792 expression to call to gimplify_boolean_expr.
2794 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2796 * config.gcc: Add additional configuration for
2797 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2798 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2799 (CPP_SPEC): Redefine for allowing -municode option.
2800 (STARTFILE_SPEC): Likewise.
2801 * config/i386/t-mingw-w64: New.
2802 * config/i386/mingw-w64.opt: New.
2803 (municode): Add new target option.
2804 * doc/invoke.texi (municode): Add documentation for new option.
2806 2009-04-21 Ian Lance Taylor <iant@google.com>
2808 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2809 Correct test for number of arguments.
2810 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2812 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2814 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2815 argument of emit_library_call.
2817 2009-04-21 Richard Guenther <rguenther@suse.de>
2820 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2821 inside VIEW_CONVERT_EXPRs.
2823 2009-04-21 Martin Jambor <mjambor@suse.cz>
2825 * tree-switch-conversion.c (build_constructors): Split a long line.
2826 (constructor_contains_same_values_p): New function.
2827 (build_one_array): Create assigns of constants if possible, do not
2828 call mark_sym_for_renaming, call update_stmt.
2829 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2830 make_rename_temp. Do not call mark_symbols_for_renaming, call
2832 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2833 find_new_referenced_vars, call update_stmt.
2834 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2835 instead of calling make_rename_temp. Do not call
2836 find_new_referenced_vars or mark_symbols_for_renaming, call
2839 2009-04-21 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/39827
2842 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2843 (tree_ssa_phiprop): Pass the correct array size.
2845 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2847 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2849 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2852 * c-typeck.c (lvalue_p): Move declaration ...
2853 * c-common.h (lvalue_p): ... to here.
2854 * c-common.c (candidate_equal_p): New.
2855 (add_tlist): Use it.
2856 (merge_tlist): Use it.
2857 (warn_for_collisions_1): Likewise.
2858 (warning_candidate_p): Accept more candidates.
2859 (verify_tree): A warning candidate can be an expression. Use
2862 2009-04-21 Ben Elliston <bje@au.ibm.com>
2865 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2866 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2867 options. Remove -mcall-solaris documentation.
2869 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2872 * doc/invoke.texi (-Wlong-long): Update description.
2873 * c-lex (interpret_integer): Only warn if there was no previous
2874 overflow and -Wlong-long is enabled.
2875 * c-decl.c (declspecs_add_type): Drop redundant flags.
2876 * c.opt (Wlong-long): Init to -1.
2877 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2878 and front-end warn_long_long. Wlong-long only depends on other
2879 flags if it is uninitialized.
2880 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2881 the same for CPP and FE.
2882 (restore_extension_diagnostics): Likewise.
2884 2009-04-20 Ian Lance Taylor <iant@google.com>
2886 Fix enum conversions which are invalid in C++:
2887 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2888 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2889 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2890 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2891 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2892 (dbxout_parms): Likewise.
2893 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2894 (df_clear_flags): Likewise.
2895 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2896 top_flag parameter to int.
2897 (df_chain_create_bb_process_use): Likewise.
2898 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2900 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2901 (df_ref_create_structure, df_def_record_1): Likewise.
2902 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2903 (df_notes_rescan): Change 0 to VOIDmode in function call.
2904 (df_get_call_refs, df_insn_refs_collect): Likewise.
2905 (df_bb_regs_collect): Likewise.
2906 (df_entry_block_defs_collect): Likewise.
2907 (df_exit_block_uses_collect): Likewise.
2908 * df.h: Update declarations.
2909 * double-int.c (double_int_divmod): Add cast to enum type.
2910 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2911 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2912 (based_loc_descr): Likewise.
2913 (loc_descriptor_from_tree_1): Change first_op and second_op to
2914 enum dwarf_location_atom. Add cast to enum type.
2915 * expmed.c (init_expmed): Change 0 to SET in function call.
2916 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2917 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2918 (do_store_flag): Likewise.
2919 * fixed-value.h (struct fixed_value): Change mode to enum
2921 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2922 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2924 (insert_insn_decl, insert_decl, insert_state): Likewise.
2925 (automata_list_finish): Likewise.
2926 * genrecog.c (process_define_predicate): Add cast to enum type.
2927 * gensupport.c (init_predicate_table): Add cast to enum type.
2928 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2930 (gimple_build_call_1, gimple_build_label): Likewise.
2931 (gimple_build_goto, gimple_build_asm_1): Likewise.
2932 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2933 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2934 (enum fallback): Rename from enum fallback_t.
2935 (fallback_t): Typedef as int.
2936 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2937 GSI_SAME_STMT in function call.
2938 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2940 (setup_reg_class_relations): Likewise.
2941 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2942 (setup_prohibited_class_mode_regs): Add cast to enum type.
2943 (setup_prohibited_mode_move_regs): Likewise.
2944 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2945 (record_address_regs): Change i to enum reg_class.
2946 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2947 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2948 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2949 (GET_MODE_2XWIDER_MODE): Likewise.
2950 (GET_CLASS_NARROWEST_MODE): Likewise.
2951 * omp-low.c (expand_omp_for): Add cast to enum type.
2952 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2953 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2954 * postreload.c (reload_cse_simplify_operands): Change rclass local
2956 * predict.c (combine_predictions_for_insn): Change best_predictor
2957 and predictor to enum br_predictor.
2958 (combine_predictions_for_bb): Likewise.
2959 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2960 use SET_PREDICT_EXPR_OUTCOME.
2961 * real.c (real_arithmetic): Change icode to code in function call.
2962 * reginfo.c (init_move_cost): Add casts to enum type.
2963 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2964 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2966 * reload.c (find_valid_class): Add casts to enum type.
2967 (push_reload): Change 0 to NO_REGS in function call.
2968 (find_reloads): Change this_alternative to array of enum
2969 reg_class. Remove some now-unnecessary casts.
2970 (make_memloc): Change 0 to VOIDmode in function call.
2971 * reload1.c (reload): Change 0 to VOIDmode in function call.
2972 (eliminate_regs_1, elimination_effects): Likewise.
2973 (eliminate_regs_in_insn): Likewise.
2974 (emit_input_reload_insns): Add cast to enum type.
2975 (delete_output_reload): Change 0 to VOIDmode in function call.
2976 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2977 to enum type in function call.
2978 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2979 (SET_PREDICT_EXPR_OUTCOME): Define.
2980 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2981 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2982 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2983 (dump_function): Likewise.
2984 * tree-dump.h: Update declarations.
2985 * tree-pass.h: Update declarations.
2986 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2987 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2989 (arm_rtx_costs_1): Correct parenthesization.
2990 (arm_rtx_costs): Add casts to enum type.
2991 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2992 (vfp_emit_fstmd): Use add_rg_note.
2993 (emit_multi_reg_push, emit_sfm): Likewise.
2994 (thumb_set_frame_pointer): Likewise.
2995 (arm_expand_prologue): Likewise.
2996 (arm_regno_class): Change return type to enum reg_class.
2997 (thumb1_expand_prologue): Use add_reg_note.
2998 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2999 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
3001 * config/arm/gentune.sh: Add cast to enum type.
3002 * config/arm/arm-tune.md: Rebuild.
3003 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
3004 (ix86_split_fp_branch, predict_jump): Likewise.
3005 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3006 insn_code to enum rtx_code.
3007 (ix86_builtin_vectorized_function): Add cast to enum type.
3008 * config/i386/i386.md (truncdfsf2): Change slot to enum
3010 (truncxf<mode>2, isinf<mode>2): Likewise.
3011 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3013 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3014 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3015 (insert_bundle_state): Change 1 to INSERT in function call.
3016 (ia64_add_bundle_selector_before): Likewise.
3017 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3018 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3019 (restore_stack_nonlocal): Likewise.
3020 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3022 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3024 (mips_rtx_costs): Likewise.
3025 (mips_override_options): Add casts to enum type.
3026 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3028 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3029 (store_reg, set_reg_plus_d): Likewise.
3030 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3031 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3033 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3035 (emit_unlikely_jump): Use add_reg_note.
3036 (rs6000_emit_allocate_stack): Likewise.
3037 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3038 (output_toc): Change 1 to INSERT in function call.
3039 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3040 (rs6000_initialize_trampoline): Likewise.
3041 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3043 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3044 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3045 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3046 (save_gprs): Use add_reg_note.
3047 (s390_emit_prologue): Likewise.
3048 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3049 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3050 (sparc_fold_builtin): Add cast to enum type.
3051 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3053 (spu_expand_prologue): Use add_reg_note.
3054 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3056 2009-04-20 Ian Lance Taylor <iant@google.com>
3058 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3059 (c_parser_postfix_expression_after_primary): Get VEC for list of
3060 arguments. Get original types of arguments. Call
3061 build_function_call_vec.
3062 (cached_expr_list_1, cached_expr_list_2): New static variables.
3063 (c_parser_expr_list): Change return type to VEC *. Add
3064 p_orig_types parameter. Change all callers.
3065 (c_parser_release_expr): New static function.
3066 (c_parser_vec_to_tree_list): New static function.
3067 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3068 call build_function_call_vec.
3069 (build_function_call_vec): New function, based on old
3070 build_function_call.
3071 (convert_arguments): Remove nargs and argarray parameters. Change
3072 values to a VEC. Add origtypes parameter.
3073 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3074 (convert_for_assignment): Add origtype parameter. Change all
3075 callers. If warn_cxx_compat, check for conversion to an enum
3076 type when calling a function.
3077 (store_init_value): Add origtype parameter. Change all callers.
3078 (digest_init): Likewise.
3079 (struct init_node): Add origtype field.
3080 (add_pending_init): Add origtype parameter. Change all callers.
3081 (output_init_element): Likewise.
3082 (output_pending_init_elements): Pass origtype from init_node to
3083 output_init_element.
3084 (process_init_element): Pass origtype from c_expr to
3085 output_init_element.
3086 (c_finish_return): Add origtype parameter. Change all callers.
3087 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3089 (sync_resolve_params): Likewise.
3090 (sync_resolve_return): Change params to first_param. Change caller.
3091 (resolve_overloaded_builtins): Change params to VEC *. Change
3092 callers. Save first parameter around call to build_function_call_vec.
3093 * c-decl.c (finish_decl): Add origtype parameter. Change all
3094 callers. Call build_function_call_vec rather than
3095 build_function_call for cleanup.
3096 * c-tree.h: Update declarations.
3097 * c-common.h: Update declarations.
3098 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3099 params to first_param.
3100 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3101 params parameter from tree to void *.
3102 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3103 Change arglist parameter to have type void *, and to be a pointer
3105 * config/rs6000/rs6000-protos.h
3106 (altivec_resolve_overloaded_builtin): Update declaration.
3107 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3108 fnargs parameter to have type void *, and to be a pointer to a
3109 VEC. Call build_function_call_vec instead of
3110 build_function_call.
3111 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3113 2009-04-20 Joey Ye <joey.ye@intel.com>
3114 Xuepeng Guo <xuepeng.guo@intel.com>
3115 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
3119 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
3120 (IX86_LEA_PRIORITY): Likewise.
3121 (distance_non_agu_define): New function.
3122 (distance_agu_use): Likewise.
3123 (ix86_lea_for_add_ok): Likewise.
3124 (ix86_dep_by_shift_count): Likewise.
3126 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
3127 should split for LEA.
3129 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
3131 (ix86_dep_by_shift_count): Likewise.
3133 2009-04-20 Richard Guenther <rguenther@suse.de>
3135 * expr.c (handled_component_p): Move ...
3136 * tree.h (handled_component_p): ... here.
3137 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
3138 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
3139 and REALPART_EXPR to be in one group.
3141 2009-04-20 Richard Guenther <rguenther@suse.de>
3143 * basic-block.h (get_all_dominated_blocks): Declare.
3144 * dominance.c (get_all_dominated_blocks): New function.
3145 * tree-cfg.c (get_all_dominated_blocks): Remove.
3146 (remove_edge_and_dominated_blocks): Adjust.
3147 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
3148 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
3149 instead of recursing.
3151 2009-04-20 Doug Kwan <dougkwan@google.com>
3153 * cgraph.h (cgraph_node_ptr): New type for vector functions.
3154 (struct cgraph_node_set_def): New type.
3155 (cgraph_node_set) New type. Also declare vector functions.
3156 (struct cgraph_node_set_element_def): New type.
3157 (cgraph_node_set_element): Ditto.
3158 (cgraph_node_set_iterator): New iterator type.
3159 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
3160 cgraph_node_set_remove, dump_cgraph_node_set,
3161 debug_cgraph_node_set): New prototypes.
3162 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
3163 cgraph_node_set_size): New inlines.
3164 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
3166 (struct ipa_opt_pass): Add struct cgraph_node_set_def
3167 argument to function 'write_summary'.
3168 * ipa.c: Include ggc.h.
3169 (hash_cgraph_node_set_element,
3170 eq_cgraph_node_set_element, cgraph_node_set_new,
3171 cgraph_node_set_add, cgraph_node_set_remove,
3172 cgraph_node_set_find, dump_cgraph_node_set,
3173 debug_cgraph_node_set): New functions.
3174 * Makefile.in (ipa.o): Add dependency on GGC_H.
3176 2009-04-20 Ira Rosen <irar@il.ibm.com>
3178 PR tree-optimization/39675
3179 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
3180 check of the return code of vect_schedule_slp. Check that
3181 stmt_vec_info still exists for the statement, before checking its
3184 2009-04-20 Michael Matz <matz@suse.de>
3186 * Makefile.in (generated_files): Take out $(simple_generated_c).
3188 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
3190 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
3191 (UINTPTR_TYPE): Likewise.
3193 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3196 * c-typeck.c (digest_init): Check for initializing an array with a
3199 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3202 * c-semantics.c (pop_stmt_list): Propagate
3203 STATEMENT_LIST_HAS_LABEL to parent statement list.
3205 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
3207 * config/mips/mips.h (mips_tune_attr): New macro.
3208 * config/mips/mips.md (cpu): Use it.
3210 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3213 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
3216 2009-04-19 Diego Novillo <dnovillo@google.com>
3218 * toplev.c (compile_file): Move call to coverage_finish ...
3219 * cgraphunit.c (ipa_passes): ... here.
3220 Call cgraph_process_new_functions.
3221 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
3222 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
3224 2009-04-19 Jan Hubicka <jh@suse.cz>
3226 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
3228 (dump_cgraph_node): Dump can throw external flag.
3229 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
3231 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3235 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
3236 * common.opt (Wlogical-op): Move from here...
3237 * c.opt (Wlogical-op): ... to here.
3238 * c-typeck.c (parser_build_binary_op): Update call to
3239 warn_logical_operator.
3240 * c-opts.c (c_common_post_options): Enable warn_logical_op with
3242 * c-common.c (warn_logical_op): Update.
3243 * c-common.h (warn_logical_op): Update declaration.
3245 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
3247 * tree.c (protected_set_expr_location): Fix formatting.
3249 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3252 * c-typeck.c (readonly_warning): new.
3253 (build_unary_op, build_modify_expr): Use readonly_warning for
3254 storing into something readonly but not const-qualified.
3256 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3259 * c-typeck.c (build_unary_op): Check for taking address of
3260 expression of type void.
3262 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3265 * c-typeck.c (build_function_call): Check for calling a function
3266 with qualified void return types. Call require_complete_type when
3269 2009-04-18 Jan Hubicka <jh@suse.cz>
3271 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
3273 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
3274 can_throw_external flag.
3275 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
3276 * ipa-pure-const.c (ignore_edge): New function.
3277 (propagate): Compute order for NOTHROW computation; set NOTHROWs
3278 only over can_throw_external edges.
3279 (local_pure_const): Add nothrow flag.
3280 * ipa-utils.c (searchc): Add ignore_edge callback.
3281 (ipa_utils_reduced_inorder): Add ignore_edge callback.
3282 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
3283 (set_nothrow_function_flags): Update cgraph.
3284 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
3286 2009-04-18 Richard Guenther <rguenther@suse.de>
3289 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
3290 (fold_stmt): ... this and ...
3291 (fold_stmt_inplace): ... this.
3292 (fold_stmt_1): Fold references in calls and asms.
3293 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
3295 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3297 * tree-vrp.c (ssa_name_nonzero_p): Remove.
3298 * tree.h: Remove the prototype for ssa_name_nonzero_p.
3300 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3302 * tree.c (function_args_count): Remove.
3303 * tree.h: Remove the prototype for function_args_count.
3305 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3307 * tree-iterator.c (expr_only): Remove.
3308 * tree.h: Remove the prototype for expr_only.
3310 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3312 * reginfo.c (cannot_change_mode_set_regs): Remove.
3313 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
3315 2009-04-08 Anatoly Sokolov <aesok@post.ru>
3317 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
3318 whether operands 0 and 1 overlaps.
3320 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3323 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
3324 pointer. Use warning_at instead of warning.
3325 (search_for_addr_array): Likewise.
3326 (check_array_bounds): Likewise.
3327 (check_all_array_refs): Check that the incoming edge is not in the
3328 list of edges to be removed.
3329 (check_all_array_refs): Avoid the temporal pointer.
3330 (vrp_visit_cond_stmt): Fix typo.
3331 (simplify_switch_using_ranges): Handle the case where the switch
3332 index is an integer constant.
3334 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
3336 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
3338 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3340 * doc/extend.texi, doc/invoke.texi: Fix typos.
3342 2009-04-17 Cary Coutant <ccoutant@google.com>
3344 * tree-flow-inline.h (get_lineno): Fix inverted test.
3346 2009-04-17 Diego Novillo <dnovillo@google.com>
3348 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3349 assertion for AVAIL_OUT.
3351 2009-04-17 Mike Frysinger <vapier@gentoo.org>
3354 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
3355 * config/sh/linux-atomic.asm: Likewise.
3357 2009-04-17 Diego Novillo <dnovillo@google.com>
3359 * except.c (debug_eh_tree): New.
3360 (struct eh_region, struct eh_status): Move ...
3361 * except.h: ... here.
3362 (add_type_for_runtime): Declare extern.
3363 (lookup_type_for_runtime): Likewise.
3364 (debug_eh_tree): Declare.
3365 * Makefile.in (GTFILES): List except.h before except.c
3367 2009-04-17 Diego Novillo <dnovillo@google.com>
3369 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3370 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3371 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3372 (find_vars_r): ... here.
3373 * tree-flow.h (find_referenced_vars_in): Declare.
3374 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3375 that AVAIL_OUT exists for BLOCK.
3376 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3377 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3378 (tree-parloops.o): Likewise.
3380 2009-04-17 Simon Baldwin <simonb@google.com>
3382 * toplev.c (default_tree_printer): Add handling for %E format.
3384 2009-04-17 Diego Novillo <dnovillo@google.com>
3386 * tree-pretty-print.c (dump_generic_node): Add break after
3387 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3388 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3389 FUNCTION_TYPE together. Call print_struct_decl when printing
3390 structures and TDF_SLIM is not given.
3391 (print_struct_decl): Fix logic for detecting recursion.
3393 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3396 * gcc.c (create_at_file): New.
3397 (compile_input_file_p): New.
3398 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3399 * main.c (main): Update call to toplev_main.
3400 * toplev.c (toplev_main): Change signature. Call expandargv.
3401 * toplev.h (toplev_main): Change signature.
3403 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3405 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3406 if the latter is not constant.
3408 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3410 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3412 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3414 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3415 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3417 2009-04-17 Richard Guenther <rguenther@suse.de>
3419 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3420 Handle component references view-converting an invariant address.
3422 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3424 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3425 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3426 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3427 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3428 Use @deftypevr rather than @deftypevar.
3430 2009-04-17 Richard Guenther <rguenther@suse.de>
3432 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3433 (get_prop_source_stmt): Likewise.
3434 (can_propagate_from): Likewise.
3436 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3438 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3439 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3440 (--with-multilib-list): Add default value.
3441 * configure: Regenerate.
3442 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3443 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3444 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3445 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3446 Don't add default cpu to multilib list unnecessarily, but do enable
3447 the relevant compiler option..
3448 Add support for --with-multilib-list=<blank> and
3449 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3450 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3451 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3452 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3454 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3455 (MULTILIB_OSDIRNAMES): New variable.
3456 * config/sh/t-1e: Delete file.
3457 * config/sh/t-mlib-sh1: Delete file.
3458 * config/sh/t-mlib-sh2: Delete file.
3459 * config/sh/t-mlib-sh2a: Delete file.
3460 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3461 * config/sh/t-mlib-sh2a-single: Delete file.
3462 * config/sh/t-mlib-sh2a-single-only: Delete file.
3463 * config/sh/t-mlib-sh2e: Delete file.
3464 * config/sh/t-mlib-sh3e: Delete file.
3465 * config/sh/t-mlib-sh4: Delete file.
3466 * config/sh/t-mlib-sh4-nofpu: Delete file.
3467 * config/sh/t-mlib-sh4-single: Delete file.
3468 * config/sh/t-mlib-sh4-single-only: Delete file.
3469 * config/sh/t-mlib-sh4a: Delete file.
3470 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3471 * config/sh/t-mlib-sh4a-single: Delete file.
3472 * config/sh/t-mlib-sh4a-single-only: Delete file.
3473 * config/sh/t-mlib-sh4al: Delete file.
3474 * config/sh/t-mlib-sh5-32media: Delete file.
3475 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3476 * config/sh/t-mlib-sh5-64media: Delete file.
3477 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3478 * config/sh/t-mlib-sh5-compact: Delete file.
3479 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3480 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3481 * doc/install.texi (Options specification): Add
3482 --with-multilib-list and --with-endian.
3484 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3486 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3488 (OBJS-common): Add plugin-version.o.
3489 (plugin-version.o): New.
3490 * gcc-plugin.h (plugin_gcc_version): New.
3491 (plugin_default_version_check): New.
3492 (plugin_init_func, plugin_init): Add version argument.
3493 * plugin-version.c: New.
3494 * plugin.c (str_plugin_gcc_version_name): New.
3495 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3496 pass it to the init function.
3497 (plugin_default_version_check): New.
3499 2009-04-17 Richard Guenther <rguenther@suse.de>
3501 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3502 for decl-vs-decl disambiguation.
3504 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3506 * config/s390/s390.h (s390_tune_attr): New macro definition.
3507 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3509 2009-04-17 Richard Guenther <rguenther@suse.de>
3511 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3512 (fold_stmt_r): Likewise.
3513 (maybe_fold_reference): New function.
3514 (fold_gimple_assign): Handle cases fold_stmt_r did.
3515 (fold_stmt): Do not use fold_stmt_r.
3516 (fold_stmt_inplace): Likewise.
3518 2009-04-17 Richard Guenther <rguenther@suse.de>
3520 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3521 (record_equivalences_from_stmt): Remove useless checks and
3523 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3524 the type is already suitable.
3526 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3528 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3530 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3532 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3533 (CMPtype): Define as __gcc_CMPtype.
3535 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3537 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3538 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3540 2009-04-17 Richard Guenther <rguenther@suse.de>
3542 PR tree-optimization/39746
3543 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3544 special-casing for builtins and static variable use/def.
3545 (call_may_clobber_ref_p_1): Likewise.
3547 2009-04-16 Ian Lance Taylor <iant@google.com>
3549 * df.h: Include "timevar.h".
3550 (struct df_problem): Change tv_id field to timevar_id_t.
3551 * tree-pass.h: Include "timevar.h".
3552 (struct opt_pass): Change tv_id field to timevar_id_t.
3553 * timevar.h (timevar_id_t): Define TV_NONE.
3554 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3555 TV_NONE rather than tv_id != 0.
3556 (execute_one_pass): Likewise.
3557 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3558 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3559 dependencies to $(TREE_PASS_H).
3560 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3562 (pass_branch_target_load_optimize2): Likewise.
3563 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3564 (pass_outof_cfg_layout_mode): Likewise.
3565 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3566 (pass_rebuild_cgraph_edges): Likewise.
3567 (pass_remove_cgraph_callee_edges): Likewise.
3568 * df-core.c (pass_df_initialize_opt): Likewise.
3569 (pass_df_initialize_no_opt): Likewise.
3570 (pass_df_finish): Likewise.
3571 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3572 * except.c (pass_set_nothrow_function_flags): Likewise.
3573 (pass_convert_to_eh_region_ranges): Likewise.
3574 * final.c (pass_compute_alignments): Likewise.
3575 * function.c (pass_instantiate_virtual_regs): Likewise.
3576 (pass_init_function): Likewise.
3577 (pass_leaf_regs): Likewise.
3578 (pass_match_asm_constraints): Likewise.
3579 * gimple-low.c (pass_lower_cf): Likewise.
3580 (pass_mark_used_blocks): Likewise.
3581 * init-regs.c (pass_initialize_regs): Likewise.
3582 * integrate.c (pass_initial_value_sets): Likewise.
3583 * ira.c (pass_ira): Likewise.
3584 * jump.c (pass_cleanup_barriers): Likewise.
3585 * omp-low.c (pass_expand_omp): Likewise.
3586 (pass_lower_omp): Likewise.
3587 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3588 * recog.c (pass_split_all_insns): Likewise.
3589 (pass_split_after_reload): Likewise.
3590 (pass_split_before_regstack): Likewise.
3591 (pass_split_before_sched2): Likewise.
3592 (pass_split_for_shorten_branches): Likewise.
3593 * reginfo.c (pass_reginfo_init): Likewise.
3594 (pass_subregs_of_mode_init): Likewise.
3595 (pass_subregs_of_mode_finish): Likewise.
3596 * passes.c (pass_postreload): Likewise.
3597 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3598 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3599 (pass_warn_function_return): Likewise.
3600 (pass_warn_function_noreturn): Likewise.
3601 * tree-complex.c (pass_lower_complex): Likewise.
3602 (pass_lower_complex_O0): Likewise.
3603 * tree-if-conv.c (pass_if_conversion): Likewise.
3604 * tree-into-ssa.c (pass_build_ssa): Likewise.
3605 * tree-mudflap.c (pass_mudflap_1): Likewise.
3606 (pass_mudflap_2): Likewise.
3607 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3608 (pass_mudflap_2): Likewise.
3609 * tree-nrv.c (pass_return_slot): Likewise.
3610 * tree-object-size.c (pass_object_sizes): Likewise.
3611 * tree-optimize.c (pass_all_optimizations): Likewise.
3612 (pass_early_local_passes): Likewise.
3613 (pass_all_early_optimizations): Likewise.
3614 (pass_cleanup_cfg): Likewise.
3615 (pass_cleanup_cfg_post_optimizing): Likewise.
3616 (pass_free_datastructures): Likewise.
3617 (pass_free_cfg_annotations): Likewise.
3618 (pass_fixup_cfg): Likewise.
3619 (pass_init_datastructures): Likewise.
3620 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3621 (pass_late_warn_uninitialized): Likewise.
3622 (pass_update_address_taken): Likewise.
3623 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3624 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3625 (pass_cse_sincos): Likewise.
3626 (pass_convert_to_rsqrt): Likewise.
3627 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3628 * tree-stdarg.c (pass_stdarg): Likewise.
3629 * tree-tailcall.c (pass_tail_recursion): Likewise.
3630 (pass_tail_calls): Likewise.
3631 * tree-vect-generic.c (pass_lower_vector): Likewise.
3632 (pass_lower_vector_ssa): Likewise.
3633 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3635 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3637 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3639 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3641 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3642 logical and signext.
3644 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3647 * config/sh/predicates.md (arith_operand): Check if the operand
3648 of TRUNCATE is a REG.
3650 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3652 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3653 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3655 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3657 * tree-iterator.c (tsi_split_statement_list_after,
3658 tsi_split_statement_list_before): Remove.
3659 * tree-iterator.h: Remove the prototypes for
3660 tsi_split_statement_list_after and tsi_split_statement_list_before.
3662 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3664 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3665 * tree-ssa-propagate.h: Remove the prototype for
3666 stmt_makes_single_load.
3668 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3670 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3671 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3673 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3675 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3677 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3679 * except.c (eh_region_outer_p): Remove.
3680 * except.h: Remove the prototype for eh_region_outer_p.
3682 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3684 * function.c (current_function_assembler_name): Remove.
3685 * function.h: Remove the prototype for
3686 current_function_assembler_name.
3688 2009-04-16 Ian Lance Taylor <iant@google.com>
3690 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3691 (add_reg_note): Call alloc_reg_note.
3692 * rtl.h (alloc_reg_note): Declare.
3693 * combine.c (try_combine): Use alloc_reg_note.
3694 (recog_for_combine, move_deaths): Likewise.
3695 (distribute_notes): Use alloc_reg_note and add_reg_note.
3696 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3697 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3698 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3700 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3702 PR rtl-optimization/39762
3703 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3704 ira_may_move_out_cost): Add comments about way of their usage.
3705 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3707 * ira-conflicts.c (process_regs_for_copy): Use function
3708 ira_get_register_move_cost instead of global
3709 ira_register_move_cost.
3711 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3712 color_pass, move_spill_restore, update_curr_costs): Ditto.
3714 * ira-lives.c (process_single_reg_class_operands): Ditto.
3716 * ira-emit.c (emit_move_list): Ditto.
3718 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3719 (record_reg_classes): Ditto. Use functions
3720 ira_get_register_move_cost and ira_get_may_move_cost instead of
3721 global vars ira_register_move_cost, ira_may_move_out_cost and
3722 ira_may_move_in_cost.
3723 (record_address_regs): Don't call ira_init_register_move_cost.
3724 Use function ira_get_may_move_cost instead of global
3725 ira_may_move_in_cost.
3726 (process_bb_node_for_hard_reg_moves): Use function
3727 ira_get_register_move_cost instead of global ira_register_move_cost.
3728 (ira_costs): Don't call ira_init_register_move_cost.
3730 2009-04-16 Richard Guenther <rguenther@suse.de>
3732 * tree-cfg.c (verify_gimple_assign_binary):
3733 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3734 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3735 (create_general_new_stmt): Note that this function is broken.
3737 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3739 * common.opt (fhelp): Add Var(help_flag).
3740 * gcc-plugin.h (plugin_info): Add help.
3741 * plugin.c (plugin_name_args): Add help.
3742 (register_plugin_info): Set plugin->help.
3743 (print_help_one_plugin): New.
3744 (print_plugins_help): New.
3745 * plugin.h (print_plugins_help): New.
3746 * toplev.c (toplev_main): Call print_plugins_help if needed.
3748 2009-04-16 Richard Guenther <rguenther@suse.de>
3750 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3751 (gimple_ior_addresses_taken_1): New function.
3752 (gimple_ior_addresses_taken): Likewise.
3753 * gimple.h (struct gimple_statement_with_ops_base): Remove
3754 addresses_taken member.
3755 (gimple_ior_addresses_taken): Declare.
3756 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3757 gimple_set_addresses_taken): Remove.
3758 * ipa-reference.c (mark_address): New function.
3759 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3760 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3761 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3762 (gimple_add_to_addresses_taken): Remove.
3763 (get_tmr_operands): Call mark_address_taken.
3764 (get_asm_expr_operands): Likewise.
3765 (get_expr_operands): Likewise.
3766 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3767 (free_stmt_operands): Do not free it.
3768 * tree-ssa.c (delete_tree_ssa): Likewise.
3769 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3771 2009-04-16 Richard Guenther <rguenther@suse.de>
3773 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3774 (walk_stmt_load_store_ops): Likewise.
3775 * gimple.c (get_base_loadstore): New function.
3776 (walk_stmt_load_store_addr_ops): Likewise.
3777 (walk_stmt_load_store_ops): Likewise.
3778 * ipa-pure-const.c (check_op): Simplify.
3779 (check_load, check_store): New functions.
3780 (check_stmt): Use walk_stmt_load_store_ops.
3781 * ipa-reference.c (mark_load): Adjust signature.
3782 (mark_store): Likewise.
3783 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3785 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3787 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3789 * opts.c (common_handle_option): Don't call print_version.
3790 * plugin.c (plugin_name_args): Add version.
3791 (register_plugin_info): New.
3792 (register_callback): Handle PLUGIN_INFO.
3793 (try_init_one_plugin): New.
3794 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3796 (finalize_one_plugin): New.
3797 (finalize_plugins): New.
3798 (print_one_plugin): New.
3799 (print_plugins_versions): New.
3800 * plugin.h (print_plugins_versions): New.
3801 (finalize_plugins): New.
3802 * toplev.c (compile_file): Don't call initialize_plugins.
3803 (print_version): Call print_plugins_versions.
3804 (toplev_main): Call initialize_plugins. Print version if needed.
3805 Call finalize_plugins.
3807 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3809 * common.opt (fversion): New.
3810 * gcc.c (print_version): New.
3811 (process_command): Don't print the version. Just set print_version.
3812 (main): Print version. Call subprocesses if print_version and
3813 verbose_flag are set.
3814 * opts.c (common_handle_option): Handle OPT_fversion.
3816 2009-04-16 Richard Guenther <rguenther@suse.de>
3817 Ira Rosen <irar@il.ibm.com>
3819 PR tree-optimization/39698
3820 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3821 type of the reduction variable. Only generate the def if
3824 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3825 make sure to first convert to an integer of the same precision.
3826 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3827 the type of the evolution correctly in computing the new
3828 induction variable base.
3830 2009-04-16 Richard Guenther <rguenther@suse.de>
3833 * tree-cfg.c (make_blocks): Split statements with to-be
3834 abnormal SSA names on the lhs.
3836 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3838 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3839 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3840 * c-typeck.c (really_start_incremental_init): Likewise.
3841 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3842 (TARGET_INITIALIZER): Remove it.
3843 * target.h (struct target): Remove vector_opaque_p.
3844 * tree.c (build_opaque_vector_type): New.
3845 * tree.h (TYPE_VECTOR_OPAQUE): New.
3846 (build_opaque_vector_type): Declare.
3847 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3848 * config/rs6000/rs6000.c (build_opaque_vector_type,
3849 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3850 (rs6000_init_builtins): Use build_opaque_vector_type for
3851 opaque_V4SI_type_node.
3853 2009-04-15 Catherine Moore <clm@codesourcery.com>
3855 * debug.h (set_name): Declare.
3856 * dwarf2out.c (dwarf2out_set_name): Declare.
3857 (dwarf2_debug_hooks): Add set_name.
3858 (find_AT_string): New.
3859 (add_AT_string): Call find_AT_string.
3860 (dwarf2out_set_name): New.
3861 * cp/decl.c (grokdeclarator): Call set_name.
3862 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3863 * debug.c (do_nothing_debug_hooks): Likewise.
3864 * dbxout.c (dbx_debug_hooks): Likewise.
3865 * sdbout.c (sdb_debug_hooks): Likewise.
3867 2009-04-15 Michael Eager <eager@eagercon.com>
3869 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3870 reg for single-precision FPU.
3871 * config/rs6000/rs6000.md (movsi_internal1): Only for
3873 (movsi_internal1_single): New. Add pattern to move SI values to/from
3874 single-precision FP regs.
3876 2009-04-15 Richard Guenther <rguenther@suse.de>
3878 * omp-low.c (lower_rec_input_clauses): Build correct address
3880 (expand_omp_for_generic): Fix multiplication type.
3881 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3882 (generate_memset_zero): Fix types.
3883 * tree-profile.c (prepare_instrumented_value): Correctly
3886 2009-04-15 Ian Lance Taylor <iant@google.com>
3888 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3889 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3890 for -Wall and for -Wc++-compat.
3891 (c_common_post_options): For C++, set warn_enum_compare if not
3893 * c-tree.h (struct c_expr): Add field original_type.
3894 (build_external_ref): Update declaration.
3895 * c-parser.c (c_parser_braced_init): Set original_type.
3896 (c_parser_initelt): Likewise.
3897 (c_parser_expr_no_commas): Likewise.
3898 (c_parser_conditional_expression): Likewise.
3899 (c_parser_cast_expression): Likewise.
3900 (c_parser_unary_expression): Likewise. Pull setting of
3901 original_code to top of function.
3902 (c_parser_sizeof_expression): Set original_type.
3903 (c_parser_alignof_expression): Likewise.
3904 (c_parser_postfix_expression): Likewise. Pull setting of
3905 original_code to top of function.
3906 (c_parser_postfix_expression_after_paren_type): Set original_type.
3907 (c_parser_postfix_expression_after_primary): Likewise.
3908 (c_parser_expression): Likewise.
3909 * c-typeck.c (build_external_ref): Add type parameter. Change all
3911 (c_expr_sizeof_expr): Set original_type field.
3912 (parser_build_unary_op): Likewise.
3913 (parser_build_binary_op): Likewise. Optionally warn about
3914 comparisons of enums of different types.
3915 (digest_init): Set original_type field.
3916 (really_start_incremental_init): Likewise.
3917 (push_init_level, pop_init_level): Likewise.
3918 * doc/invoke.texi (Warning Options): -Wenum-compare now
3921 2009-04-15 Richard Guenther <rguenther@suse.de>
3923 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3924 out a necessary conversion.
3925 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3926 names we didn't value number.
3927 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3929 2009-04-15 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/39764
3932 * tree-ssa-ccp.c (get_value): Canonicalize value with
3933 canonicalize_float_value.
3935 2009-04-15 Jan Hubicka <jh@suse.cz>
3937 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3938 Wrong version of patch.
3940 2009-04-15 Jan Hubicka <jh@suse.cz>
3942 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3944 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3946 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3947 our distinct integral and vector types.
3949 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3951 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3952 * init.c (build_vtbl_address): Remove call to assemble_external.
3954 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3956 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3957 output for other floating point modes.
3959 2009-04-14 Diego Novillo <dnovillo@google.com>
3961 * diagnostic.c (diagnostic_report_diagnostic): Do not
3962 warn about loaded plugins for DK_ERROR and DK_WARNING.
3963 * c-decl.c (declspecs_add_type): Move call to
3964 invoke_plugin_callbacks ...
3965 * c-parser.c (c_parser_declspecs): ... here.
3966 * plugin.c (dump_active_plugins): Tidy output.
3968 2009-04-14 Diego Novillo <dnovillo@google.com>
3969 Le-Chun Wu <lcwu@google.com>
3971 * configure.ac: Add --enable-plugin support.
3972 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3973 * Makefile.in (PLUGIN_H): Define.
3974 Export ENABLE_PLUGIN and GMPINC to site.exp.
3975 Add PLUGINLIBS to link command.
3976 Add/modify dependencies for plugin.o and files including plugin.h.
3978 * config.in: Regenerate.
3980 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3983 2009-04-14 Le-Chun Wu <lcwu@google.com>
3985 * tree-pass.h (register_one_dump_file): Add a prototype for
3986 register_one_dump_file.
3987 * toplev.c (compile_file): Call initialize_plugins.
3988 (do_compile): Call invoke_plugin_callbacks.
3989 (toplev_main): Call invoke_plugin_callbacks.
3990 * common.opt: Add -fplugin= and -fplugin-arg-.
3991 * gcc-plugin.h: New public header file for plugins to include.
3992 * plugin.c: New source file.
3993 * plugin.h: New internal header file.
3994 * passes.c (register_one_dump_file): Make it external.
3996 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3998 2009-04-14 Diego Novillo <dnovillo@google.com>
4000 * doc/plugins.texi: New.
4001 * doc/gccint.texi: Add reference to Plugins chapter.
4002 * doc/invoke.texi: Document -fplugin and -fplugin-arg
4003 * diagnostic.c (diagnostic_report_diagnostic): Warn about
4004 loaded plugins, if any.
4005 * timevar.def (TV_PLUGIN_INIT): Define.
4006 (TV_PLUGIN_RUN): Define.
4007 * plugin.c: Include timevar.h
4008 (plugins_active_p): New.
4009 (dump_active_plugins): New.
4010 (debug_active_plugins): New.
4012 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4014 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4016 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4018 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4020 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4021 the same as a minus without a shift.
4023 2009-04-14 Nick Clifton <nickc@redhat.com>
4025 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4026 comparisons with small integers will always produce a short
4029 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4032 2008-12-19 Diego Novillo <dnovillo@google.com>
4034 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4036 2009-04-14 Richard Guenther <rguenther@suse.de>
4038 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4040 (verify_gimple_assign_binary): Likewise. Handle shifts and
4042 (verify_gimple_phi): Print the mismatched argument position.
4043 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4045 (vect_update_init_of_dr): Likewise.
4046 * matrix-reorg.c (transform_access_sites): Do what the
4048 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4050 2009-04-13 Michael Eager <eager@eagercon.com>
4052 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4053 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4054 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4055 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4056 remove duplicate config
4058 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4060 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4061 file_name:line_number type locator of the call site.
4063 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4065 * genautomata.c: Put blank after comma.
4066 (automaton_decls): New.
4067 (struct unit_usage): Add comments to member next.
4068 (store_alt_unit_usage): Keep the list ordered.
4069 (unit_present_on_list_p, equal_alternatives_p): New.
4070 (check_regexp_units_distribution): Check units distribution
4071 correctness correctly.
4072 (main): Don't write automata if error is found. Return correct
4075 * config/m68k/cf.md (cfv4_ds): Remove.
4076 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4077 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4079 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4080 power4-load-ext, power4-store, power4-store-update,
4081 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4082 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4083 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4084 power4-sqrt, power4-isync): Modify reservation to make correct
4085 unit distribution to automata.
4087 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4088 power5-store-update, power5-two, power5-three, power5-lmul,
4089 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4091 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4093 * except.c (pass_set_nothrow_function_flags): Set name and add
4095 (set_nothrow_function_flags): Mention in the dump file when
4096 changing a function to nothrow.
4098 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4101 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4102 instead of unsigned long.
4104 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4106 * config/arm/arm.c (return_used_this_function): Remove.
4107 (arm_output_function_prologue): Remove use of
4108 return_used_this_function.
4109 (output_return_instruction): Replace use of
4110 return_used_this_function
4111 by cfun->machine->return_used_this_function.
4112 (arm_output_epilogue): Likewise.
4113 (arm_output_function_epilogue): Likewise.
4114 (thumb_unexpanded_epilogue): Likewise.
4115 * config/arm/arm.h (struct machine_function):
4116 New member return_used_this_function.
4118 2009-04-12 Mark Mitchell <mark@codesourcery.com>
4120 * doc/install.texi: Correct description of default directory for
4121 --with-gxx-include-dir.
4123 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
4125 * fold-const.c (build_range_check): Properly deal with enumeral and
4128 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
4130 * doc/invoke.texi (max_gcse_passes): Remove documentation.
4131 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
4132 * params.h (MAX_GCSE_PASSES): Remove.
4133 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
4134 in sequence. Remove ability to run multiple passes.
4135 (bypass_jumps): Report run as third CPROP pass.
4137 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
4140 * except.c (can_throw_external): Look at each insn in a SEQUENCE
4141 when deciding whether the whole SEQUENCE can throw.
4143 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
4146 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
4147 offseted label references.
4149 2009-04-11 Jan Hubicka <jh@suse.cz>
4151 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
4153 2009-04-11 Richard Guenther <rguenther@suse.de>
4156 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
4157 return variables as TREE_ADDRESSABLE.
4159 2009-04-11 Richard Guenther <rguenther@suse.de>
4161 PR tree-optimization/39713
4162 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
4163 reference trees have SSA_NAME operands.
4165 2009-04-11 Richard Guenther <rguenther@suse.de>
4168 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
4169 address expressions.
4171 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
4173 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
4174 match changes in Cygwin 1.7
4175 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
4176 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
4178 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4180 PR tree-optimization/39701
4181 * doc/invoke.texi (Optimization Options): Document change in
4182 meaning and initialization of -fdelete-null-pointer-checks.
4184 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4187 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
4189 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
4192 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
4194 2009-04-10 Chao-ying Fu <fu@mips.com>
4196 * doc/tm.texi (Instruction Output): Document
4197 TARGET_ASM_FINAL_POSTSCAN_INSN.
4198 * target.h (final_postscan_insn): New field in asm_out.
4199 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4200 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
4201 * final.c (final_scan_insn): Call
4202 targetm.asm_out.final_postscan_insn after outputting
4203 an asm macro and a normal instruction.
4205 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
4206 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
4207 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
4208 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
4209 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4211 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4214 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
4215 variables as non-NULL even with -fdelete-null-pointer-checks.
4217 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4219 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
4221 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4224 * config/i386/i386.c (classify_argument): Handle SCmode with
4225 (bit_offset % 64) != 0.
4227 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
4229 * doc/invoke.texi (Optimize Options): Add cross-reference to
4230 -Q --help=optimizers examples.
4232 2009-04-10 Ben Elliston <bje@au.ibm.com>
4235 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
4236 regalign for the reg == fpr and TDmode case.
4238 2009-04-09 David Ayers <ayers@fsfe.org>
4241 * objc/objc-act.c (warn_with_method): Remove helper function.
4242 (check_duplicates): Call warning and inform directly.
4243 (really_start_method): Likewise.
4245 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4247 * expmed.c (expand_divmod): Always use a comparison for a division
4248 by a large unsigned integer.
4250 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
4251 for things others than variables or functions as nonzero.
4253 2009-04-09 Nick Clifton <nickc@redhat.com>
4255 * unwind-compat.c: Change copyright header to refer to version
4256 3 of the GNU General Public License with version 3.1 of the
4257 GCC Runtime Library Exception and to point readers at the
4258 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
4259 * config/alpha/crtfastmath.c: Likewise.
4260 * config/alpha/linux-unwind.h: Likewise.
4261 * config/alpha/qrnnd.asm: Likewise.
4262 * config/alpha/vms-crt0-64.c: Likewise.
4263 * config/alpha/vms-crt0.c: Likewise.
4264 * config/alpha/vms-dwarf2.asm: Likewise.
4265 * config/alpha/vms-dwarf2eh.asm: Likewise.
4266 * config/alpha/vms-psxcrt0-64.c: Likewise.
4267 * config/alpha/vms-psxcrt0.c: Likewise.
4268 * config/alpha/vms_tramp.asm: Likewise.
4269 * config/arc/initfini.c: Likewise.
4270 * config/arc/lib1funcs.asm: Likewise.
4271 * config/arm/bpabi-v6m.S: Likewise.
4272 * config/arm/bpabi.S: Likewise.
4273 * config/arm/bpabi.c: Likewise.
4274 * config/arm/crti.asm: Likewise.
4275 * config/arm/crtn.asm: Likewise.
4276 * config/arm/ieee754-df.S: Likewise.
4277 * config/arm/ieee754-sf.S: Likewise.
4278 * config/arm/lib1funcs.asm: Likewise.
4279 * config/arm/libunwind.S: Likewise.
4280 * config/arm/linux-atomic.c: Likewise.
4281 * config/arm/mmintrin.h: Likewise.
4282 * config/arm/pr-support.c: Likewise.
4283 * config/arm/unaligned-funcs.c: Likewise.
4284 * config/arm/unwind-arm.c: Likewise.
4285 * config/arm/unwind-arm.h: Likewise.
4286 * config/avr/libgcc.S: Likewise.
4287 * config/bfin/crti.s: Likewise.
4288 * config/bfin/crtlibid.s: Likewise.
4289 * config/bfin/crtn.s: Likewise.
4290 * config/bfin/lib1funcs.asm: Likewise.
4291 * config/bfin/linux-unwind.h: Likewise.
4292 * config/cris/arit.c: Likewise.
4293 * config/cris/cris_abi_symbol.c: Likewise.
4294 * config/darwin-64.c: Likewise.
4295 * config/darwin-crt2.c: Likewise.
4296 * config/darwin-crt3.c: Likewise.
4297 * config/darwin.h: Likewise.
4298 * config/dbxelf.h: Likewise.
4299 * config/dfp-bit.c: Likewise.
4300 * config/dfp-bit.h: Likewise.
4301 * config/elfos.h: Likewise.
4302 * config/fixed-bit.c: Likewise.
4303 * config/fixed-bit.h: Likewise.
4304 * config/fp-bit.c: Likewise.
4305 * config/fp-bit.h: Likewise.
4306 * config/fr30/crti.asm: Likewise.
4307 * config/fr30/crtn.asm: Likewise.
4308 * config/fr30/lib1funcs.asm: Likewise.
4309 * config/freebsd-spec.h: Likewise.
4310 * config/frv/cmovd.c: Likewise.
4311 * config/frv/cmovh.c: Likewise.
4312 * config/frv/cmovw.c: Likewise.
4313 * config/frv/frvbegin.c: Likewise.
4314 * config/frv/frvend.c: Likewise.
4315 * config/frv/lib1funcs.asm: Likewise.
4316 * config/glibc-stdint.h: Likewise.
4317 * config/h8300/clzhi2.c: Likewise.
4318 * config/h8300/crti.asm: Likewise.
4319 * config/h8300/crtn.asm: Likewise.
4320 * config/h8300/ctzhi2.c: Likewise.
4321 * config/h8300/fixunssfsi.c: Likewise.
4322 * config/h8300/lib1funcs.asm: Likewise.
4323 * config/h8300/parityhi2.c: Likewise.
4324 * config/h8300/popcounthi2.c: Likewise.
4325 * config/i386/ammintrin.h: Likewise.
4326 * config/i386/att.h: Likewise.
4327 * config/i386/avxintrin.h: Likewise.
4328 * config/i386/biarch64.h: Likewise.
4329 * config/i386/bmmintrin.h: Likewise.
4330 * config/i386/cpuid.h: Likewise.
4331 * config/i386/cross-stdarg.h: Likewise.
4332 * config/i386/crtfastmath.c: Likewise.
4333 * config/i386/crtprec.c: Likewise.
4334 * config/i386/cygming-crtbegin.c: Likewise.
4335 * config/i386/cygming-crtend.c: Likewise.
4336 * config/i386/cygwin.asm: Likewise.
4337 * config/i386/emmintrin.h: Likewise.
4338 * config/i386/gmm_malloc.h: Likewise.
4339 * config/i386/gthr-win32.c: Likewise.
4340 * config/i386/i386.h: Likewise.
4341 * config/i386/immintrin.h: Likewise.
4342 * config/i386/linux-unwind.h: Likewise.
4343 * config/i386/linux64.h: Likewise.
4344 * config/i386/mm3dnow.h: Likewise.
4345 * config/i386/mmintrin-common.h: Likewise.
4346 * config/i386/mmintrin.h: Likewise.
4347 * config/i386/nmmintrin.h: Likewise.
4348 * config/i386/pmm_malloc.h: Likewise.
4349 * config/i386/pmmintrin.h: Likewise.
4350 * config/i386/smmintrin.h: Likewise.
4351 * config/i386/sol2-c1.asm: Likewise.
4352 * config/i386/sol2-ci.asm: Likewise.
4353 * config/i386/sol2-cn.asm: Likewise.
4354 * config/i386/sol2-gc1.asm: Likewise.
4355 * config/i386/tmmintrin.h: Likewise.
4356 * config/i386/unix.h: Likewise.
4357 * config/i386/w32-unwind.h: Likewise.
4358 * config/i386/wmmintrin.h: Likewise.
4359 * config/i386/x86-64.h: Likewise.
4360 * config/i386/x86intrin.h: Likewise.
4361 * config/i386/xmmintrin.h: Likewise.
4362 * config/ia64/crtbegin.asm: Likewise.
4363 * config/ia64/crtend.asm: Likewise.
4364 * config/ia64/crtfastmath.c: Likewise.
4365 * config/ia64/crti.asm: Likewise.
4366 * config/ia64/crtn.asm: Likewise.
4367 * config/ia64/fde-glibc.c: Likewise.
4368 * config/ia64/lib1funcs.asm: Likewise.
4369 * config/ia64/linux-unwind.h: Likewise.
4370 * config/ia64/quadlib.c: Likewise.
4371 * config/ia64/unwind-ia64.c: Likewise.
4372 * config/linux.h: Likewise.
4373 * config/m32c/m32c-lib1.S: Likewise.
4374 * config/m32c/m32c-lib2-trapv.c: Likewise.
4375 * config/m32c/m32c-lib2.c: Likewise.
4376 * config/m32r/initfini.c: Likewise.
4377 * config/m68hc11/larith.asm: Likewise.
4378 * config/m68hc11/m68hc11-crt0.S: Likewise.
4379 * config/m68k/cf.md: Likewise.
4380 * config/m68k/crti.s: Likewise.
4381 * config/m68k/crtn.s: Likewise.
4382 * config/m68k/lb1sf68.asm: Likewise.
4383 * config/m68k/linux-unwind.h: Likewise.
4384 * config/mcore/crti.asm: Likewise.
4385 * config/mcore/crtn.asm: Likewise.
4386 * config/mcore/lib1.asm: Likewise.
4387 * config/mips/linux-unwind.h: Likewise.
4388 * config/mips/loongson.h: Likewise.
4389 * config/mips/mips16.S: Likewise.
4390 * config/mmix/crti.asm: Likewise.
4391 * config/mmix/crtn.asm: Likewise.
4392 * config/pa/fptr.c: Likewise.
4393 * config/pa/hpux-unwind.h: Likewise.
4394 * config/pa/lib2funcs.asm: Likewise.
4395 * config/pa/linux-atomic.c: Likewise.
4396 * config/pa/linux-unwind.h: Likewise.
4397 * config/pa/milli64.S: Likewise.
4398 * config/pa/quadlib.c: Likewise.
4399 * config/pa/stublib.c: Likewise.
4400 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4401 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4402 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4403 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4404 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4405 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4406 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4407 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4408 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4409 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4410 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4411 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4412 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4413 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4414 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4415 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4416 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4417 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4418 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4419 * config/rs6000/750cl.h: Likewise.
4420 * config/rs6000/altivec.h: Likewise.
4421 * config/rs6000/biarch64.h: Likewise.
4422 * config/rs6000/crtresfpr.asm: Likewise.
4423 * config/rs6000/crtresgpr.asm: Likewise.
4424 * config/rs6000/crtresxfpr.asm: Likewise.
4425 * config/rs6000/crtresxgpr.asm: Likewise.
4426 * config/rs6000/crtsavfpr.asm: Likewise.
4427 * config/rs6000/crtsavgpr.asm: Likewise.
4428 * config/rs6000/darwin-asm.h: Likewise.
4429 * config/rs6000/darwin-fallback.c: Likewise.
4430 * config/rs6000/darwin-fpsave.asm: Likewise.
4431 * config/rs6000/darwin-ldouble.c: Likewise.
4432 * config/rs6000/darwin-tramp.asm: Likewise.
4433 * config/rs6000/darwin-unwind.h: Likewise.
4434 * config/rs6000/darwin-vecsave.asm: Likewise.
4435 * config/rs6000/darwin-world.asm: Likewise.
4436 * config/rs6000/e500crtres32gpr.asm: Likewise.
4437 * config/rs6000/e500crtres64gpr.asm: Likewise.
4438 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4439 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4440 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4441 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4442 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4443 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4444 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4445 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4446 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4447 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4448 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4449 * config/rs6000/eabi-ci.asm: Likewise.
4450 * config/rs6000/eabi-cn.asm: Likewise.
4451 * config/rs6000/eabi.asm: Likewise.
4452 * config/rs6000/linux-unwind.h: Likewise.
4453 * config/rs6000/linux64.h: Likewise.
4454 * config/rs6000/paired.h: Likewise.
4455 * config/rs6000/paired.md: Likewise.
4456 * config/rs6000/ppc64-fp.c: Likewise.
4457 * config/rs6000/ppu_intrinsics.h: Likewise.
4458 * config/rs6000/rs6000.h: Likewise.
4459 * config/rs6000/si2vmx.h: Likewise.
4460 * config/rs6000/sol-ci.asm: Likewise.
4461 * config/rs6000/sol-cn.asm: Likewise.
4462 * config/rs6000/spe.h: Likewise.
4463 * config/rs6000/spu2vmx.h: Likewise.
4464 * config/rs6000/sysv4.h: Likewise.
4465 * config/rs6000/tramp.asm: Likewise.
4466 * config/rs6000/vec_types.h: Likewise.
4467 * config/s390/linux-unwind.h: Likewise.
4468 * config/s390/tpf-unwind.h: Likewise.
4469 * config/score/crti.asm: Likewise.
4470 * config/score/crtn.asm: Likewise.
4471 * config/sh/crt1.asm: Likewise.
4472 * config/sh/crti.asm: Likewise.
4473 * config/sh/crtn.asm: Likewise.
4474 * config/sh/divtab-sh4-300.c: Likewise.
4475 * config/sh/divtab-sh4.c: Likewise.
4476 * config/sh/divtab.c: Likewise.
4477 * config/sh/lib1funcs-4-300.asm: Likewise.
4478 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4479 * config/sh/lib1funcs.asm: Likewise.
4480 * config/sh/lib1funcs.h: Likewise.
4481 * config/sh/linux-atomic.asm: Likewise.
4482 * config/sh/linux-unwind.h: Likewise.
4483 * config/sh/shmedia.h: Likewise.
4484 * config/sh/sshmedia.h: Likewise.
4485 * config/sh/ushmedia.h: Likewise.
4486 * config/sparc/crtfastmath.c: Likewise.
4487 * config/sparc/linux-unwind.h: Likewise.
4488 * config/sparc/sol2-c1.asm: Likewise.
4489 * config/sparc/sol2-ci.asm: Likewise.
4490 * config/sparc/sol2-cn.asm: Likewise.
4491 * config/spu/divmodti4.c: Likewise.
4492 * config/spu/divv2df3.c: Likewise.
4493 * config/spu/float_disf.c: Likewise.
4494 * config/spu/float_unsdidf.c: Likewise.
4495 * config/spu/float_unsdisf.c: Likewise.
4496 * config/spu/float_unssidf.c: Likewise.
4497 * config/spu/mfc_multi_tag_release.c: Likewise.
4498 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4499 * config/spu/mfc_tag_release.c: Likewise.
4500 * config/spu/mfc_tag_reserve.c: Likewise.
4501 * config/spu/mfc_tag_table.c: Likewise.
4502 * config/spu/multi3.c: Likewise.
4503 * config/spu/spu_internals.h: Likewise.
4504 * config/spu/spu_intrinsics.h: Likewise.
4505 * config/spu/spu_mfcio.h: Likewise.
4506 * config/spu/vec_types.h: Likewise.
4507 * config/spu/vmx2spu.h: Likewise.
4508 * config/stormy16/stormy16-lib2.c: Likewise.
4509 * config/svr4.h: Likewise.
4510 * config/sync.c: Likewise.
4511 * config/v850/lib1funcs.asm: Likewise.
4512 * config/vxlib-tls.c: Likewise.
4513 * config/vxlib.c: Likewise.
4514 * config/vxworks-dummy.h: Likewise.
4515 * config/xtensa/crti.asm: Likewise.
4516 * config/xtensa/crtn.asm: Likewise.
4517 * config/xtensa/ieee754-df.S: Likewise.
4518 * config/xtensa/ieee754-sf.S: Likewise.
4519 * config/xtensa/lib1funcs.asm: Likewise.
4520 * config/xtensa/lib2funcs.S: Likewise.
4521 * config/xtensa/linux-unwind.h: Likewise.
4522 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4523 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4524 * coretypes.h: Likewise.
4525 * crtstuff.c: Likewise.
4526 * defaults.h: Likewise.
4527 * dwarf2.h: Likewise.
4528 * emutls.c: Likewise.
4529 * gbl-ctors.h: Likewise.
4530 * gcov-io.h: Likewise.
4531 * ginclude/float.h: Likewise.
4532 * ginclude/iso646.h: Likewise.
4533 * ginclude/stdarg.h: Likewise.
4534 * ginclude/stdbool.h: Likewise.
4535 * ginclude/stddef.h: Likewise.
4536 * ginclude/stdfix.h: Likewise.
4537 * ginclude/stdint-gcc.h: Likewise.
4538 * ginclude/tgmath.h: Likewise.
4539 * gthr-aix.h: Likewise.
4540 * gthr-dce.h: Likewise.
4541 * gthr-gnat.c: Likewise.
4542 * gthr-gnat.h: Likewise.
4543 * gthr-lynx.h: Likewise.
4544 * gthr-mipssde.h: Likewise.
4545 * gthr-nks.h: Likewise.
4546 * gthr-posix.c: Likewise.
4547 * gthr-posix.h: Likewise.
4548 * gthr-posix95.h: Likewise.
4549 * gthr-rtems.h: Likewise.
4550 * gthr-single.h: Likewise.
4551 * gthr-solaris.h: Likewise.
4552 * gthr-tpf.h: Likewise.
4553 * gthr-vxworks.h: Likewise.
4554 * gthr-win32.h: Likewise.
4556 * libgcc2.c: Likewise.
4557 * libgcc2.h: Likewise.
4558 * libgcov.c: Likewise.
4559 * tsystem.h: Likewise.
4560 * typeclass.h: Likewise.
4561 * unwind-c.c: Likewise.
4562 * unwind-compat.h: Likewise.
4563 * unwind-dw2-fde-compat.c: Likewise.
4564 * unwind-dw2-fde-darwin.c: Likewise.
4565 * unwind-dw2-fde-glibc.c: Likewise.
4566 * unwind-dw2-fde.c: Likewise.
4567 * unwind-dw2-fde.h: Likewise.
4568 * unwind-dw2.c: Likewise.
4569 * unwind-dw2.h: Likewise.
4570 * unwind-generic.h: Likewise.
4571 * unwind-pe.h: Likewise.
4572 * unwind-sjlj.c: Likewise.
4573 * unwind.inc: Likewise.
4574 * config/arm/neon-gen.ml: Change generated copyright header to
4575 refer to version 3 of the GNU General Public License with
4576 version 3.1 of the GCC Runtime Library Exception and to point
4577 readers at the COPYING3 and COPYING3.RUNTIME files and the
4578 FSF's license web page.
4579 * config/arm/arm_neon.h: Regenerate.
4581 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4583 * config/cris/cris.md: Change copyright header to refer to version
4584 3 of the GNU General Public License.
4585 * doc/install.texi2html: Change copyright header to refer to version
4586 3 of the GNU General Public License and to point readers at the
4587 COPYING3 file and the FSF's license web page.
4588 * config/vax/linux.h: Likewise.
4590 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4592 * config/i386/i386.md (cmpcc): New.
4593 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4594 (sync_compare_and_swap_cc*): Delete.
4596 * config/s390/s390.c (s390_compare_emitted): Remove.
4597 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4598 s390_compare_emitted used to be handled. Assert that modes match.
4599 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4600 refer to sync_compare_and_swap_ccsi.
4601 * config/s390/s390.h (s390_compare_emitted): Remove.
4602 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4603 instead of s390_compare_emitted.
4604 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4605 instead of s390_compare_emitted.
4606 * config/s390/s390.md (cmpcc): New.
4607 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4608 CC_REGNUM, do not pretend it's set.
4609 (sync_compare_and_swap_cc*): Delete.
4610 * config/s390/predicates.md (cc_reg_operand): New.
4612 * expr.c (sync_compare_and_swap_cc): Delete.
4613 * optabs.h (sync_compare_and_swap_cc): Delete.
4614 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4615 is being used with can_compare_p.
4616 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4618 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4619 look for a MODE_CC set instead. Use emit_store_flag.
4620 (expand_compare_and_swap_loop): Likewise, with some additional
4621 complication to avoid a force_reg when useless. Use
4622 emit_cmp_and_jump_insns.
4623 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4624 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4625 sync_compare_and_swap documentation.
4627 2009-04-09 Jan Hubicka <jh@suse.cz>
4629 * except.c (find_prev_try): Break out from ....
4630 (duplicate_eh_regions): ... here; properly update prev_try pointers
4631 when duplication part of tree.
4632 (dump_eh_tree): Improve dumping.
4633 (verify_eh_region): New.
4634 (verify_eh_tree): Use it.
4636 2009-04-06 Richard Guenther <rguenther@suse.de>
4638 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4639 &ARRAY addresses by adjusting their types and prepending
4641 * tree-cfg.c (verify_gimple_assign_single): Verify that
4642 addresses are correct.
4644 2009-04-09 Richard Guenther <rguenther@suse.de>
4646 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4647 indices into an array reference if possible.
4648 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4649 Fold POINTER_PLUS_EXPR statements with invariant address.
4651 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4654 * config.gcc (powerpc64-*-linux*): Always build biarch.
4656 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4659 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4660 it and pedwarn if this results in an INTEGER_CST.
4662 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4664 * doc/install.texi: Update minimum GMP version. Remove obsolete
4665 text in MPFR section.
4667 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4669 * dwarf2out.c (class_scope_p): New static inline.
4670 (class_or_namespace_scope_p): Use it.
4671 (gen_variable_die): Use DW_TAG_member tag for static data member
4672 declarations instead of DW_TAG_variable.
4675 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4678 2009-04-08 Richard Guenther <rguenther@suse.de>
4680 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4681 valueize random data.
4683 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4685 * config.gcc (aix tm_file): Add aix-stdint.h.
4686 (aix tm clause use_gcc_stdint): Set to wrap.
4687 * config/rs6000/aix-stdint.h: New file.
4689 2009-04-08 Richard Guenther <rguenther@suse.de>
4692 * tree-dfa.c (add_referenced_var): Do not recurse into
4693 global initializers.
4694 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4696 (fold_const_aggregate_ref): Likewise.
4698 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4700 * recog.c (ordered_comparison_operator): New.
4701 * gensupport.c (std_preds): Add it.
4702 * doc/md.texi (Machine-Independent Predicates): Document it.
4704 2009-04-08 Jan Hubicka <jh@suse.cz>
4706 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4707 * function.h (rtl_eh): Remove exception_handler_label_map.
4708 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4709 remove_exception_handler_label, for_each_eh_label_1): Remove.
4710 (rtl_remove_unreachable_regions): Remove.
4711 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4712 (find_exception_handler_labels): Don't build the hashtable.
4713 (maybe_remove_eh_handler): Remove.
4714 (for_each_eh_label): Rewrite to walk the tree.
4715 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4716 * except.h (maybe_remove_eh_handler): Remove.
4717 * passes.c (init_optimization_passes): Schedule second EH cleanup
4719 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4720 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4722 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4724 * genoutput.c (validate_optab_operands): New.
4725 (gen_insn, gen_expand): Call it.
4727 * genflags.c (gen_insn): Detect misused iterators.
4728 (main): Pass line_no to gen_insn, exit with status 1 on error.
4730 * genextract.c (line_no): Make global.
4731 (VEC_safe_set_locstr): Change assertion to error message.
4732 (main): Exit with status 1 on error.
4734 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4738 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4739 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4740 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4741 * c-convert.c (convert): Do not call fold on results of conversion
4742 functions when the result is a C_MAYBE_CONST_EXPR.
4743 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4744 of __builtin_choose_expr.
4745 * c-typeck.c (remove_c_maybe_const_expr): New.
4746 (build_unary_op, build_conditional_expr, build_compound_expr,
4747 build_binary_op, c_objc_common_truthvalue_conversion): Call
4748 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4751 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4753 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4754 CODE to produce a new one. Add a prototype to use fold_convert_const
4756 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4759 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4760 mix declarations and code.
4762 2009-04-08 Ben Elliston <bje@au.ibm.com>
4764 * gcc.c: Replace `CC' with `GCC' throughout.
4766 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4768 * doc/invoke.texi: Document Atom support.
4770 2009-04-07 Jason Merrill <jason@redhat.com>
4773 * c-common.h, c-common.c: Add flag_pretty_templates.
4774 * c-opts.c (c_common_handle_option): Set it.
4775 * c.opt: Add -fno-pretty-templates.
4776 * doc/invoke.texi (C++ Dialect Options): Likewise.
4778 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4780 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4781 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4782 (ia64_expand_builtin): Likewise.
4784 2009-04-07 Martin Jambor <mjambor@suse.cz>
4786 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4787 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4788 ADDR_EXPRS are include too.
4790 2009-04-07 Richard Guenther <rguenther@suse.de>
4792 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4793 decls are only used if passes as parameters or if they are
4794 local statics and the call is not to a builtin.
4795 (call_may_clobber_ref_p_1): Likewise.
4797 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4799 * expr.c (do_store_flag): Remove last argument. Simplify code
4800 to avoid duplication of tests already done by can_compare_p.
4801 (expand_expr_real_1): Adjust caller.
4803 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4805 * optabs.c (can_compare_p): Test the predicate of a
4806 cbranch and cstore pattern.
4808 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4810 * expr.c (convert_move): Use emit_store_flag instead of
4813 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4815 * config/i386/i386.c (ix86_compare_emitted): Remove.
4816 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4817 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4818 * config/i386/i386.h (ix86_compare_emitted): Remove.
4819 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4820 instead of ix86_compare_emitted.
4821 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4823 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4825 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4826 Add t-sysroot-suffix to tmake_file.
4827 * config/print-sysroot-suffix.sh: New file.
4828 * config/t-sysroot-suffix: New file.
4830 2009-04-07 Ben Elliston <bje@au.ibm.com>
4832 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4833 as the latter produces a warning when the target does not support
4836 2009-04-07 Ben Elliston <bje@au.ibm.com>
4838 * dfp.c: Replace type punning assignments with memcpy throughout.
4839 * Makefile.in (dfp.o-warn): Remove.
4841 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4844 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4845 Include soft-fp/t-softfp after rs6000/t-linux64.
4847 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4849 * stor-layout.c (set_sizetype): Use the full precision of their
4850 machine mode for bitsize types.
4852 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4854 * config/i386/i386.md: Revert 2 accidental checkins.
4856 2009-04-06 Joey Ye <joey.ye@intel.com>
4857 Xuepeng Guo <xuepeng.guo@intel.com>
4858 H.J. Lu <hongjiu.lu@intel.com>
4860 Atom pipeline model, tuning and insn selection.
4861 * config.gcc (atom): Add atom config options and target.
4863 * config/i386/atom.md: New.
4865 * config/i386/i386.c (atom_cost): New cost.
4866 (m_ATOM): New macro flag.
4867 (initial_ix86_tune_features): Set m_ATOM.
4868 (x86_accumulate_outgoing_args): Likewise.
4869 (x86_arch_always_fancy_math_387): Likewise.
4870 (processor_target): Add Atom cost.
4871 (cpu_names): Add Atom cpu name.
4872 (override_options): Set Atom ISA.
4873 (ix86_issue_rate): New case PROCESSOR_ATOM.
4874 (ix86_adjust_cost): Likewise.
4876 * config/i386/i386.h (TARGET_ATOM): New target macro.
4877 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4878 (TARGET_OPT_AGU): New target option.
4879 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4880 (processor_type): Add PROCESSOR_ATOM.
4882 * config/i386/i386.md (cpu): Add new value "atom".
4883 (use_carry, movu): New attr.
4884 (atom.md): Include atom.md.
4885 (adddi3_carry_rex64): Set attr "use_carry".
4886 (addqi3_carry): Likewise.
4887 (addhi3_carry): Likewise.
4888 (addsi3_carry): Likewise.
4889 (*addsi3_carry_zext): Likewise.
4890 (subdi3_carry_rex64): Likewise.
4891 (subqi3_carry): Likewise.
4892 (subhi3_carry): Likewise.
4893 (subsi3_carry): Likewise.
4894 (x86_movdicc_0_m1_rex64): Likewise.
4895 (*x86_movdicc_0_m1_se): Likewise.
4896 (x86_movsicc_0_m1): Likewise.
4897 (*x86_movsicc_0_m1_se): Likewise.
4898 (*adddi_1_rex64): Emit add insn as much as possible.
4899 (*addsi_1): Likewise.
4900 (return_internal): Set atom_unit.
4901 (return_internal_long): Likewise.
4902 (return_pop_internal): Likewise.
4903 (*rcpsf2_sse): Set atom_sse_attr attr.
4904 (*qrt<mode>2_sse): Likewise.
4905 (*prefetch_sse): Likewise.
4907 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4909 (ix86_target_macros_internal): Likewise.
4911 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4912 (*prefetch_sse_rex): Likewise.
4913 (sse_rcpv4sf2): Likewise.
4914 (sse_vmrcpv4sf2): Likewise.
4915 (sse_sqrtv4sf2): Likewise.
4916 (<sse>_vmsqrt<mode>2): Likewise.
4917 (sse_ldmxcsr): Likewise.
4918 (sse_stmxcsr): Likewise.
4919 (*sse_sfence): Likewise.
4920 (sse2_clflush): Likewise.
4921 (*sse2_mfence): Likewise.
4922 (*sse2_lfence): Likewise.
4923 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4924 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4925 (avx_movdqu<avxmodesuffix>): Likewise.
4926 (avx_lddqu<avxmodesuffix>): Likewise.
4927 (sse2_movntv2di): Change attr "type" to "ssemov".
4928 (sse2_movntsi): Likewise.
4929 (rsqrtv8sf2): Change attr "type" to "sseadd".
4930 (sse3_addsubv2df3): Set attr "atom_unit".
4931 (sse3_h<plusminus_insn>v4sf3): Likewise.
4932 (*sse2_pmaddwd): Likewise.
4933 (*vec_extractv2di_1_rex64): Likewise.
4934 (*vec_extractv2di_1_avx): Likewise.
4935 (sse2_psadbw): Likewise.
4936 (ssse3_phaddwv8hi3): Likewise.
4937 (ssse3_phaddwv4hi3): Likewise.
4938 (ssse3_phadddv4si3): Likewise.
4939 (ssse3_phadddv2si3): Likewise.
4940 (ssse3_phaddswv8hi3): Likewise.
4941 (ssse3_phaddswv4hi3): Likewise.
4942 (ssse3_phsubwv8hi3): Likewise.
4943 (ssse3_phsubwv4hi3): Likewise.
4944 (ssse3_phsubdv4si3): Likewise.
4945 (ssse3_phsubdv2si3): Likewise.
4946 (ssse3_phsubswv8hi3): Likewise.
4947 (ssse3_phsubswv4hi3): Likewise.
4948 (ssse3_pmaddubsw128): Likewise.
4949 (sse3_pmaddubsw: Likewise.
4950 (ssse3_palignrti): Likewise.
4951 (ssse3_palignrdi): Likewise.
4953 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4955 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4957 2009-04-06 Richard Guenther <rguenther@suse.de>
4959 PR tree-optimization/28868
4960 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4961 of which PHI results we inserted.
4962 (insert_into_preds_of_block): Record inserted PHIs.
4963 (eliminate): Eliminate redundant PHI nodes.
4964 (init_pre): Init inserted_phi_names.
4966 2009-04-06 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/39643
4969 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4970 IMAGPART_EXPRs of complex constants.
4971 (execute_fold_all_builtins): If we folded a call queue
4972 TODO_update_address_taken.
4974 2009-04-06 Jan Hubicka <jh@suse.cz>
4977 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4980 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4982 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4984 (ic_invalidate_array): Likewise.
4986 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4988 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4989 alignment for library calls.
4991 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4993 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4994 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4995 * config/i386/mingw-stdint.h: New file.
4997 2009-04-05 Richard Guenther <rguenther@suse.de>
4999 PR tree-optimization/39648
5000 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
5001 our &A vs. &A[0] IL deficiencies.
5003 2009-04-04 Jan Hubicka <jh@suse.cz>
5005 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5006 removed toplevel regions.
5007 (sjlj_mark_call_sites): Likewise.
5009 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5011 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5012 (cygwin tm clause use_gcc_stdint): Set to wrap.
5013 * config/i386/cygwin-stdint.h: New file.
5015 2009-04-04 Richard Guenther <rguenther@suse.de>
5017 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5018 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5019 single-argument PHIs if we are in loop-closed SSA form.
5020 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5021 for the pre-condition.
5022 (slpeel_tree_peel_loop_to_edge): Likewise.
5023 (vect_build_loop_niters): Take an optional sequence to append stmts.
5024 (vect_generate_tmps_on_preheader): Likewise.
5025 (vect_do_peeling_for_loop_bound): Take extra guards for the
5027 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5028 the cost model check.
5029 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5030 guards if we are going to peel. Do not apply versioning in that case.
5031 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5032 (vect_do_peeling_for_loop_bound): Likewise.
5033 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5034 loop bound only record extra pre-conditions, do not apply loop
5037 2009-04-04 Richard Guenther <rguenther@suse.de>
5039 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5042 2009-04-04 Jan Hubicka <jh@suse.cz>
5044 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5045 last_basic_block for size of bb->index indexed array.
5046 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5047 compute_out, link_btr_uses, build_btr_def_use_webs,
5048 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5050 2009-04-04 Jan Hubicka <jh@suse.cz>
5052 * except.c (remove_eh_handler_and_replace): Break out from ...
5053 (remove_eh_handler): ... here.
5054 (bring_to_root): New function.
5055 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5056 handled ones, bring others to root of tree.
5058 2009-04-04 Jan Hubicka <jh@suse.cz>
5060 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5061 (all_phis_safe_to_merge): New function.
5062 (update_info): New structure.
5063 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5064 (cleanup_empty_eh): Update SSA if possible.
5066 2009-04-04 Richard Guenther <rguenther@suse.de>
5068 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5069 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5070 (append_vuse): Likewise.
5072 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5074 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5075 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5076 instead of REG_UNSAVED for DW_CFA_undefined.
5077 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5078 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5081 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5084 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5085 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5086 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5088 2009-04-04 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/8781
5091 PR tree-optimization/37892
5092 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5093 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5094 (valueize_refs): Call it for *& valueizations.
5095 (shared_reference_ops_from_ref): Rename to ...
5096 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5097 (shared_reference_ops_from_call): Rename to ...
5098 (valueize_shared_reference_ops_from_call): ... this and valueize.
5099 (vn_reference_lookup): Update.
5100 (visit_reference_op_call): Likewise.
5101 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5102 (eliminate): Value-replace the call address in call statements.
5104 2009-04-04 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/39636
5107 * tree-ssa-forwprop.c
5108 (forward_propagate_addr_into_variable_array_index): Check for
5109 GIMPLE_ASSIGN before accessing the rhs code.
5111 2009-04-03 Jason Merrill <jason@redhat.com>
5113 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
5115 2009-04-03 Steve Ellcey <sje@cup.hp.com>
5117 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
5118 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
5119 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
5120 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
5121 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5122 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
5123 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
5124 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
5125 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
5126 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
5127 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
5128 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
5129 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
5130 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
5131 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
5132 Use fr_reg_or_fp01_operand instead of fr_register_operand
5134 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
5135 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
5136 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
5138 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
5140 PR rtl-optimization/39607
5141 PR rtl-optimization/39631
5145 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5146 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5147 instead of DF_LR_OUT.
5148 * ira-lives.c (process_bb_node_lives): Ditto.
5149 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5150 instead of DF_LR_{OUT,IN}.
5151 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5152 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5154 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
5156 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
5157 (execute_lower_omp): Always run but take the short way out if -fopenmp
5159 (gate_lower_omp): Remove, forcing the pass manager to always run the
5160 pass and always set PROP_gimple_lomp.
5161 (pass_lower_omp): Remove gate function.
5162 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
5163 PROP_trees. Instead, require it.
5164 * ipa-cp.c (pass_ipa_cp): Likewise.
5165 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
5166 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
5167 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
5168 and PROP_gimple_leh.
5170 2009-04-03 Richard Guenther <rguenther@suse.de>
5173 PR tree-optimization/23940
5174 PR tree-optimization/33237
5177 PR tree-optimization/36201
5178 PR tree-optimization/36230
5179 PR tree-optimization/38049
5180 PR tree-optimization/38207
5181 PR tree-optimization/38230
5182 PR tree-optimization/38301
5183 PR tree-optimization/38585
5185 PR tree-optimization/38985
5186 PR tree-optimization/39299
5187 * tree-ssa-structalias.h: Remove.
5188 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
5189 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
5190 (struct vuse_element_d): Remove.
5191 (struct vuse_vec_d): Likewise.
5192 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
5193 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
5194 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
5195 VUSE_ELEMENT_VAR): Likewise.
5196 (struct voptype_d): Likewise.
5197 (NUM_VOP_FREE_BUCKETS): Likewise.
5198 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
5199 (struct stmt_operands_d): Remove.
5200 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
5201 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
5202 VDEF_NUM, VDEF_VECT): Likewise.
5203 (copy_virtual_operands): Remove.
5204 (operand_build_cmp): Likewise.
5205 (create_ssa_artificial_load_stmt): Likewise.
5206 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
5207 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
5208 vuse_index and mayuse_index members. Pack and move done and iter_type
5209 members to the front.
5210 (SSA_OP_VMAYUSE): Remove.
5211 (SSA_OP_VIRTUAL_USES): Adjust.
5212 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
5213 (unlink_stmt_vdef): Declare.
5214 (add_to_addressable_set): Remove.
5215 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
5216 (vrp_visit_stmt): Likewise.
5217 * doc/tree-ssa.texi (Alias analysis): Update.
5218 * doc/invoke.texi (max-aliased-vops): Remove docs.
5219 (avg-aliased-vops): Likewise.
5220 * tree-into-ssa.c (syms_to_rename): Remove.
5221 (need_to_update_vops_p): Likewise.
5222 (need_to_initialize_update_ssa_p): Rename to ...
5223 (update_ssa_initialized_fn): ... this. Track function we are
5225 (symbol_marked_for_renaming): Simplify.
5226 (add_new_name_mapping): Do not set need_to_update_vops_p.
5227 (dump_currdefs): Use SYMS_TO_RENAME.
5228 (rewrite_update_stmt): Always walk all uses/defs.
5229 (dump_update_ssa): Adjust.
5230 (init_update_ssa): Take function argument. Track what we are
5232 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
5233 (create_new_def_for): Initialize for cfun, assert we are initialized
5235 (mark_sym_for_renaming): Simplify.
5236 (mark_set_for_renaming): Do not initialize update-ssa.
5237 (need_ssa_update_p): Simplify. Take function argument.
5238 (name_mappings_registered_p): Assert we ask for the correct function.
5239 (name_registered_for_update_p): Likewise.
5240 (ssa_names_to_replace): Likewise.
5241 (release_ssa_name_after_update_ssa): Likewise.
5242 (update_ssa): Likewise. Use SYMS_TO_RENAME.
5243 (dump_decl_set): Do not print a newline.
5244 (debug_decl_set): Do it here.
5245 (dump_update_ssa): And here.
5246 * tree-ssa-loop-im.c (move_computations): Adjust.
5247 (movement_possibility): Likewise.
5248 (determine_max_movement): Likewise.
5249 (gather_mem_refs_stmt): Likewise.
5250 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
5252 * tree-complex.c (update_all_vops): Remove.
5253 (expand_complex_move): Adjust.
5254 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
5255 Simplify test for memory referencing statement. Exclude
5256 non-invariant ADDR_EXPRs.
5257 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
5258 * tree-loop-distribution.c (generate_memset_zero): Adjust.
5259 (rdg_flag_uses): Likewise.
5260 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
5262 (tree_optimize_tail_calls_1): Also split the
5263 edge from the entry block if we have degenerate PHI nodes in
5264 the first basic block.
5265 * tree.c (init_ttree): Remove memory-tag related code.
5266 (tree_code_size): Likewise.
5267 (tree_node_structure): Likewise.
5268 (build7_stat): Re-write to be build6_stat.
5269 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
5270 (SSA_VAR_P): Adjust.
5271 (struct tree_memory_tag): Remove.
5272 (struct tree_memory_partition_tag): Likewise.
5273 (union tree_node): Adjust.
5274 (build7): Re-write to be build6.
5275 * tree-pass.h (pass_reset_cc_flags): Remove.
5276 (TODO_update_address_taken): New flag.
5277 (pass_simple_dse): Remove.
5278 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
5279 * params.h (MAX_ALIASED_VOPS): Remove.
5280 (AVG_ALIASED_VOPS): Likewise.
5281 * omp-low.c (expand_omp_taskreg): Update SSA form.
5282 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
5283 aliases the lhs in a copy stmt.
5284 * tree-ssa-dse.c (struct address_walk_data): Remove.
5285 (memory_ssa_name_same): Likewise.
5286 (memory_address_same): Likewise.
5287 (get_kill_of_stmt_lhs): Likewise.
5288 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
5289 unused stores. Look through PHI nodes into post-dominated regions.
5290 (dse_optimize_stmt): Simplify. Properly remove stores.
5291 (tree_ssa_dse): Compute dominators.
5292 (execute_simple_dse): Remove.
5293 (pass_simple_dse): Likewise.
5294 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
5295 gimple_loaded_syms and gimple_stored_syms computation.
5296 * toplev.c (dump_memory_report): Dump alias and pta stats.
5297 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
5298 (vn_reference_eq): Likewise.
5299 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
5300 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
5301 valueize_vuses): Remove.
5302 (get_def_ref_stmt_vuses): Simplify. Rename to ...
5303 (get_def_ref_stmt_vuse): ... this.
5304 (vn_reference_lookup_2): New function.
5305 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
5306 walking equivalent vuses. Simplify.
5307 (vn_reference_lookup): Likewise.
5308 (vn_reference_insert): Likewise.
5309 (vn_reference_insert_pieces): Likewise.
5310 (visit_reference_op_call): Simplify.
5311 (visit_reference_op_load): Likewise.
5312 (visit_reference_op_store): Likewise.
5313 (init_scc_vn): Remove shared_lookup_vuses initialization.
5314 (free_scc_vn): Remove shared_lookup_vuses freeing.
5315 (sort_vuses, sort_vuses_heap): Remove.
5316 (get_ref_from_reference_ops): Export.
5317 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
5318 vector with single vuse pointer.
5319 (vn_reference_lookup_pieces, vn_reference_lookup,
5320 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
5321 (shared_vuses_from_stmt): Remove.
5322 (get_ref_from_reference_ops): Declare.
5323 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
5324 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5325 memory-tag related code.
5326 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
5327 (likely_value): Add comment, skip static-chain of call statements.
5328 (surely_varying_stmt_p): Adjust.
5329 (gimplify_and_update_call_from_tree): Likewise.
5330 (execute_fold_all_builtins): Do not rebuild alias info.
5331 (gimplify_and_update_call_from_tree): Properly update VOPs.
5332 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
5333 (copy_ref_info): Remove memory-tag related code.
5334 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
5335 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
5336 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
5338 * tree-ssa-dom.c (gimple_p): Remove typedef.
5339 (eliminate_redundant_computations): Adjust.
5340 (record_equivalences_from_stmt): Likewise.
5341 (avail_expr_hash): Likewise.
5342 (avail_expr_eq): Likewise.
5343 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
5344 (stmt_makes_single_load): Likewise.
5345 (stmt_makes_single_store): Likewise.
5346 * tree-ssa-alias.c: Rewrite completely.
5347 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
5348 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
5349 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
5350 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
5351 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
5352 Remove public functions.
5353 (pass_reset_cc_flags): Remove.
5354 (pass_build_alias): Move ...
5355 * tree-ssa-structalias.c (pass_build_alias): ... here.
5356 * tree-ssa-alias.c (may_be_aliased): Move ...
5357 * tree-flow-inline.h (may_be_aliased): ... here.
5358 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
5359 count_uses_and_derefs): Move ...
5360 * gimple.c: ... here.
5361 * gimple.h (count_uses_and_derefs): Declare.
5362 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
5363 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
5364 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
5365 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
5366 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
5367 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5368 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5370 * tree-dfa.c (refs_may_alias_p): Move ...
5371 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5372 * tree-ssa-alias.h: New file.
5373 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5374 (statement_sink_location): Likewise.
5375 * opts.c (decode_options): Do not adjust max-aliased-vops or
5376 avg-aliased-vops values.
5377 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5378 (TV_CALL_CLOBBER): Likewise.
5379 (TV_FLOW_SENSITIVE): Likewise.
5380 (TV_FLOW_INSENSITIVE): Likewise.
5381 (TV_MEMORY_PARTITIONING): Likewise.
5382 (TV_ALIAS_STMT_WALK): New timevar.
5383 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5384 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5385 (get_address_description): Remove memory-tag related code.
5386 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5387 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5388 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5389 and immediate uses in statements. Document.
5390 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5391 (dump_symbols): Remove.
5392 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5393 * alias.c (get_deref_alias_set): New function split out from ...
5394 (get_alias_set): ... here.
5395 * alias.h (get_deref_alias_set): Declare.
5396 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5397 type parameter. Remove restrict pointer handling. Create a
5398 ref-all pointer in case type-based alias sets do not conflict.
5399 (vect_analyze_data_refs): Remove SMT related code.
5400 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5401 (vectorizable_load): Likewise.
5402 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5403 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5404 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5405 Ignore vops and SMTs.
5406 (dr_analyze_alias): Likewise..
5407 (free_data_ref): Likewise.
5408 (create_data_ref): Likewise.
5409 (analyze_all_data_dependences): Likewise.
5410 (get_references_in_stmt): Adjust.
5411 * tree-flow-inline.h (gimple_aliases_computed_p,
5412 gimple_addressable_vars, gimple_call_clobbered_vars,
5413 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5414 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5415 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5416 gimple_mem_ref_stats): Remove.
5417 (gimple_vop): New function.
5418 (op_iter_next_use): Remove vuses and mayuses cases.
5419 (op_iter_next_def): Remove vdefs case.
5420 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5421 (clear_and_done_ssa_iter): Do not set removed fields.
5422 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5423 Assert we are not iterating over vuses or vdefs if not also
5424 iterating over uses or defs.
5425 (op_iter_init_use): Likewise.
5426 (op_iter_init_def): Likewise.
5427 (op_iter_next_vdef): Remove.
5428 (op_iter_next_mustdef): Likewise.
5429 (op_iter_init_vdef): Likewise.
5430 (compare_ssa_operands_equal): Likewise.
5431 (link_use_stmts_after): Handle vuse operand.
5432 (is_call_used): Use is_call_clobbered.
5433 (is_call_clobbered): Global variables are always call clobbered,
5434 query the call-clobbers bitmap.
5435 (mark_call_clobbered): Ignore global variables.
5436 (clear_call_clobbered): Likewise.
5437 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5438 virtual operands sanity check.
5439 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5441 (TARGET_MEM_REF): Remove TMR_TAG operand.
5442 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5443 Remove call-clobber related code.
5444 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5445 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5446 partitions or escape reason.
5447 (get_single_def_stmt, get_single_def_stmt_from_phi,
5448 get_single_def_stmt_with_phi): Remove.
5449 (dump_referenced_vars): Tidy.
5450 (get_ref_base_and_extent): Allow bare decls.
5451 (collect_dfa_stats): Adjust.
5452 * graphite.c (rename_variables_in_stmt): Adjust.
5453 (graphite_copy_stmts_from_block): Likewise.
5454 (translate_clast): Likewise.
5455 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5457 (translate_vuse_through_block): Use the oracle.
5458 (phi_translate_1): Adjust.
5459 (value_dies_in_block_x): Use the oracle. Cache the outcome
5461 (valid_in_sets): Check if the VUSE for
5462 a REFERENCE is available.
5463 (eliminate): Do not remove stmts during elimination,
5464 instead queue and remove them afterwards.
5465 (do_pre): Do not rebuild alias info.
5466 (pass_pre): Run TODO_rebuild_alias before PRE.
5467 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5468 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5469 (mark_all_v_defs_stmt): Remove.
5470 (mark_all_v_defs_seq): Adjust.
5471 (sra_replace): Likewise.
5472 (scalarize_use): Likewise.
5473 (scalarize_copy): Likewise.
5474 (scalarize_init): Likewise.
5475 (scalarize_ldst): Likewise.
5476 (todoflags): Remove.
5477 (tree_sra): Do not rebuild alias info.
5478 (tree_sra_early): Adjust.
5479 (pass_sra): Run TODO_update_address_taken before SRA.
5480 * tree-predcom.c (set_alias_info): Remove.
5481 (prepare_initializers_chain): Do not call it.
5482 (mark_virtual_ops_for_renaming): Adjust.
5483 (mark_virtual_ops_for_renaming_list): Remove.
5484 (initialize_root_vars): Adjust.
5485 (initialize_root_vars_lm): Likewise.
5486 (prepare_initializers_chain): Likewise.
5487 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5488 (may_propagate_copy_into_stmt): Likewise.
5489 (merge_alias_info): Do nothing for now.
5490 (propagate_tree_value_into_stmt): Adjust.
5491 (stmt_may_generate_copy): Likewise.
5492 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5493 not mark symbols for renaming.
5494 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5495 with the same statement, make sure to update the new pointed-to one.
5496 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5497 call statements, do not mark symbols for renaming.
5498 (mark_operand_necessary): Dump something.
5499 (ref_may_be_aliased): New function.
5500 (mark_aliased_reaching_defs_necessary_1): New helper function.
5501 (mark_aliased_reaching_defs_necessary): Likewise.
5502 (mark_all_reaching_defs_necessary_1): Likewise.
5503 (mark_all_reaching_defs_necessary): Likewise.
5504 (propagate_necessity): Do not process virtual PHIs. For
5505 non-aliased loads mark all reaching definitions as necessary.
5506 For aliased loads and stores mark the immediate dominating
5507 aliased clobbers as necessary.
5508 (visited): New global static.
5509 (perform_tree_ssa_dce): Free visited bitmap after propagating
5511 (remove_dead_phis): Perform simple dead virtual PHI removal.
5512 (remove_dead_stmt): Properly unlink virtual operands when
5514 (eliminate_unnecessary_stmts): Schedule PHI removal after
5516 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5517 (process_replaceable): Likewise.
5518 (find_replaceable_in_bb): Likewise.
5519 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5520 based on the single gimple vop.
5521 (verify_flow_insensitive_alias_info): Remove.
5522 (verify_flow_sensitive_alias_info): Likewise.
5523 (verify_call_clobbering): Likewise.
5524 (verify_memory_partitions): Likewise.
5525 (verify_alias_info): Likewise.
5526 (verify_ssa): Adjust..
5527 (execute_update_addresses_taken): Export. Update SSA
5528 manually. Optimize only when optimizing. Use a local bitmap.
5529 (pass_update_address_taken): Remove TODO_update_ssa, add
5531 (pass_update_address_taken): Just use TODO_update_address_taken.
5532 (init_tree_ssa): Do not initialize addressable_vars.
5533 (verify_ssa): Verify new VUSE / VDEF properties.
5534 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5535 Do not call verify_alias_info.
5536 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5537 Do not free the loaded and stored syms bitmaps. Reset the escaped
5538 and callused solutions. Do not free addressable_vars.
5539 Remove memory-tag related code.
5540 (warn_uninitialized_var): Aliases are always available.
5541 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5542 * lambda-code.c (can_put_in_inner_loop): Adjust.
5543 (can_put_after_inner_loop): Likewise.
5544 (perfect_nestify): Likewise.
5545 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5546 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5547 (vectorizable_conversion): Do not mark symbols for renaming.
5548 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5549 (expand_call_inline): Unlink the calls virtual operands before
5551 (tree_function_versioning): Do not call update_ssa if we are not
5552 updating clones. Simplify.
5553 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5554 (propagate_with_phi): Likewise..
5555 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5556 clobber code. Assert we are not aliased or global.
5557 * tree-flow.h: Include tree-ssa-alias.h
5558 (enum escape_type): Remove.
5559 (struct mem_sym_stats_d): Likewise.
5560 (struct mem_ref_stats_d): Likewise.
5561 (struct gimple_df): Add vop member. Remove global_var,
5562 call_clobbered_vars, call_used_vars, addressable_vars,
5563 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5564 escaped and callused members.
5565 (struct ptr_info_def): Remove all members, add points-to solution
5567 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5568 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5569 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5570 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5571 (tree-ssa-alias.o): Likewise.
5572 (toplev.o): Add tree-ssa-alias.h
5573 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5574 * gimple.c (gimple_set_bb): Fix off-by-one error.
5575 (is_gimple_reg): Do not handle memory tags.
5576 (gimple_copy): Also copy virtual operands.
5577 Delay updating the statement. Do not reset loaded and stored syms.
5578 (gimple_set_stored_syms): Remove.
5579 (gimple_set_loaded_syms): Likewise.
5580 (gimple_call_copy_skip_args): Copy the virtual operands
5581 and mark the new statement modified.
5582 * tree-ssa-structalias.c (may_alias_p): Remove.
5583 (set_uids_in_ptset): Take the alias set to prune with as
5584 parameter. Fold in the alias test of may_alias_p.
5585 (compute_points_to_sets): Compute whether a ptr is dereferenced
5587 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5588 other ADDRESSOF constraints on the lhs.
5589 (get_constraint_for_component_ref): Assert that we don't get
5590 ADDRESSOF constraints from the base of the reference.
5591 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5592 (struct variable_info): Remove collapsed_to member.
5593 (get_varinfo_fc): Remove.
5594 (new_var_info): Do not set collapsed_to.
5595 (dump_constraint): Do not follow cycles.
5596 (dump_constraint_graph): Likewise.
5597 (build_pred_graph): Likewise.
5598 (build_succ_graph): Likewise.
5599 (rewrite_constraints): Likewise.
5600 (do_simple_structure_copy): Remove.
5601 (do_rhs_deref_structure_copy): Remove.
5602 (do_lhs_deref_structure_copy): Remove.
5603 (collapse_rest_of_var): Remove.
5604 (do_structure_copy): Re-implement.
5605 (pta_stats): New global variable.
5606 (dump_pta_stats): New function.
5607 (struct constraint_expr): Make offset signed.
5608 (UNKNOWN_OFFSET): Define special value.
5609 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5610 (solution_set_expand): New helper function split out from ...
5611 (do_sd_constraint): ... here.
5612 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5613 (do_ds_constraint): Likewise.
5614 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5615 and CALLUSED = *CALLUSED.
5616 (set_union_with_increment): Make inc argument signed.
5617 (type_safe): Remove.
5618 (get_constraint_for_ptr_offset): Handle unknown and negative
5620 (first_vi_for_offset): Handle offsets before start. Bail
5621 out early for offsets beyond the variable extent.
5622 (first_or_preceding_vi_for_offset): New function.
5623 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5624 Together with ESCAPED = *ESCAPED this properly computes reachability.
5625 (find_what_var_points_to): New function.
5626 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5627 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5628 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5629 pt_solutions_intersect): New functions.
5630 (compute_call_used_vars): Remove.
5631 (compute_may_aliases): New main entry into PTA computation.
5632 * gimple.h (gimple_p): New typedef.
5633 (struct gimple_statement_base): Remove references_memory_p.
5634 (struct gimple_statement_with_memory_ops_base): Remove
5635 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5637 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5638 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5639 gimple_set_references_memory): Remove.
5640 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5641 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5643 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5644 (verify_expr): Allow RESULT_DECL.
5645 (gimple_duplicate_bb): Do not copy virtual operands.
5646 (gimple_duplicate_sese_region): Adjust.
5647 (gimple_duplicate_sese_tail): Likewise.
5648 (mark_virtual_ops_in_region): Remove.
5649 (move_sese_region_to_fn): Do not call it.
5650 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5651 and pass_simple_dse.
5652 (execute_function_todo): Handle TODO_update_address_taken,
5653 call execute_update_addresses_taken for TODO_rebuild_alias.
5654 (execute_todo): Adjust.
5655 (execute_one_pass): Init dump files early.
5656 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5658 (create_general_new_stmt): Clear vops.
5659 * tree-ssa-reassoc.c (get_rank): Adjust.
5660 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5661 symbols for renaming.
5662 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5663 (PARAM_AVG_ALIASED_VOPS): Likewise.
5664 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5665 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5666 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5667 (operand_build_cmp, copy_virtual_operands,
5668 create_ssa_artificial_load_stmt, add_to_addressable_set,
5669 gimple_add_to_addresses_taken): Remove public functions.
5670 (unlink_stmt_vdef): New function.
5672 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5674 * config.gcc (powerpc-*-linux*): Merge variants.
5676 2009-04-02 Chao-ying Fu <fu@mips.com>
5677 James Grosbach <james.grosbach@microchip.com>
5679 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5680 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5682 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5683 keep_interrupts_masked_p, use_debug_exception_return_p.
5684 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5685 keep_interrupts_masked, use_debug_exception_return.
5686 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5687 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5689 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5690 (mips_print_operand): Process COP0 registers to print $0 .. $31
5691 correctly for GAS to process.
5692 (mips_interrupt_extra_call_saved_reg_p): New function.
5693 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5695 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5696 (mips_compute_frame_info): Add supports for interrupt context that
5697 includes doubleword accumulators and COP0 registers.
5698 (mips_for_each_saved_acc): New function.
5699 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5700 mips_for_each_saved_reg.
5701 (mips_save_reg): Save accumulators.
5702 (mips_kernel_reg_p): A new for_each_rtx callback.
5703 (mips_expand_prologue): Support interrupt handlers.
5704 (mips_restore_reg): Restore accumulators.
5705 (mips_expand_epilogue): Support interrupt handlers.
5706 (mips_can_use_return_insn): Return false for interrupt handlers.
5707 (mips_epilogue_uses): New function.
5708 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5709 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5710 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5711 cop0_move): New instructions.
5712 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5713 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5715 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5717 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5718 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5719 interrupt handlers, we use K0 as the temporary register.
5720 (EPILOGUE_USES): Change to a function call.
5721 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5722 handlers, we use K0 as the temporary register.
5724 * doc/extend.texi (Function Attributes): Document interrupt,
5725 use_shadow_register_set, keep_interrupts_masked,
5726 use_debug_exception_return for MIPS attributes.
5728 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5730 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5731 Remove a number of t-files from tmake_file.
5732 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5733 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5734 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5735 target_prototype, not TARGET_PROTOTYPE.
5736 (LINK_OS_GNU_SPEC): Define.
5737 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5738 and darwin-ldoubdle.c.
5740 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5743 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5744 (cpp_options): Ditto.
5745 (default_compilers): Ditto.
5746 (display_help): Ditto.
5747 (process_command): Ditto.
5749 (set_input): Use lbasename instead of duplicate code.
5750 (save_temps_prefix): New static for -save-temps=obj.
5751 (save_temps_length): Ditto.
5753 * doc/invoke.texi (-save-temps=obj): Document new variant to
5756 2009-04-02 Jeff Law <law@redhat.com>
5758 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5761 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5763 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5764 * configure: Regenerated.
5766 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5768 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5769 share the argument list.
5771 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5775 2009-02-12 Diego Novillo <dnovillo@google.com>
5777 * varpool.c (debug_varpool): New.
5778 * cgraph.h (debug_varpool): Declare.
5780 2009-04-02 Jan Hubicka <jh@suse.cz>
5782 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5785 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5787 * config/i386/i386.c (ix86_abi): Move initialization to ...
5788 (override_options): Here.
5790 2009-04-02 Christian Bruel <christian.bruel@st.com>
5792 * config/sh/sh.c (sh_dwarf_register_span): New function.
5793 (TARGET_DWARF_REGISTER_SPAN): Define.
5794 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5796 2009-04-02 Ira Rosen <irar@il.ibm.com>
5798 PR tree-optimization/39595
5799 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5800 interleaved loads group is not greater than the SLP group size.
5802 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5804 * builtins.c (is_builtin_name): New.
5805 (called_as_built_in): Use is_builtin_name.
5806 * tree.h (is_builtin_name): New.
5807 * varasm.c (incorporeal_function_p): Use is_builtin_name
5809 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5811 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5813 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5816 * c-decl.c (clone_underlying_type): Move this ...
5817 * c-common.c (set_underlying_type): ... here.
5818 Also, make sure the function properly sets TYPE_STUB_DECL() on
5819 the newly created typedef variant type.
5820 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5821 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5824 2009-04-02 Richard Guenther <rguenther@suse.de>
5826 PR tree-optimization/37221
5827 * tree-flow.h (degenerate_phi_result): Declare.
5828 * tree-ssa-dom.c (degenerate_phi_result): Export.
5829 * tree-scalar-evolution.c (analyze_initial_condition): If
5830 the initial condition is defined by a degenerate PHI node
5831 use the degenerate value.
5833 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5835 PR rtl-optimization/39588
5836 * combine.c (merge_outer_ops): Do not set the constant when this
5838 (simplify_shift_const_1): Do not modify it either in this case.
5840 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5842 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5843 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5845 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5848 * c-lex.c (interpret_float): Default (no suffix) is double.
5850 2009-04-1 Xinliang David Li <davidxl@google.com>
5852 * config/i386/i386.c (legitimate_constant_p): Recognize
5853 all one vector constant.
5855 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5857 * config/vax/vax.c: Add #includes to silence warnings.
5858 Change #include order to silence two warnings.
5860 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5862 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5863 (ASM_SPEC): Pass -k to the assembler for PIC code.
5865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5867 * config.gcc: Add vax-*-linux* to the switch.
5868 * config/vax/linux.h: New file. (TARGET_VERSION,
5869 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5871 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5873 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5874 Use predicate macros instead of GET_CODE() == foo.
5875 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5876 ashlsi3, rotrsi3, <unnamed>): Likewise.
5878 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5880 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5881 jbbccihi, jbbccisi): Remova trailing whitespace.
5882 * config/vax/constraints.md: Likewise.
5883 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5884 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5885 * config/vax/predicates.md: Likewise.
5886 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5887 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5888 * config/vax/vax.h: Likewise.
5889 * config/vax/vax.md (nonlocal_goto): Likewise.
5891 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5893 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5894 (indirectable_address_p, adjacent_operands_p): Add spaces around
5896 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5898 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5900 * config/vax/vax.c (legitimate_constant_address_p,
5901 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5902 index_term_p, reg_plus_index_p, legitimate_address_p,
5903 vax_mode_dependent_address_p): Update comments to match functions
5904 modified by the recent int->bool conversion.
5906 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5908 * config/vax/builtins.md: Update copyright message.
5909 * config/vax/constraints.md: Likewise.
5910 * config/vax/netbsd-elf.h: Likewise.
5911 * config/vax/predicates.md: Likewise.
5912 * config/vax/vax-protos.h: Likewise.
5913 * config/vax/vax.c: Likewise.
5914 * config/vax/vax.h: Likewise.
5915 * config/vax/vax.md: Likewise.
5916 * config/vax/vax.opt: Likewise.
5918 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5920 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5921 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5922 * config/vax/constraints.md (B, R): Likewise.
5923 * config/vax/predicates.md (external_memory_operand,
5924 nonimmediate_addsub_di_operand): Likewise.
5925 * config/vax/vax.c (vax_output_int_add): Likewise.
5926 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5927 untyped_call): Likewise.
5929 2009-04-01 Matt Thomas <matt@3am-software.com>
5931 * config/vax/predicates.md: New file.
5932 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5933 external_const_operand, nonsymbolic_operand, external_memory_operand,
5934 indirect_memory_operand, indexed_memory_operand,
5935 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5936 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5938 * config/vax/constraints.md: New file.
5939 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5941 * config/vax/builtins.md: New file.
5942 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5943 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5945 * config/vax/vax.opt (mqmath): Add option.
5946 * config/vax/vax.md (isfx): Extend with DI.
5947 (VAXintQH, VAXintQHSD): Define.
5948 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5949 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5950 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5951 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5952 (movdi): Update constraints and use vax_output_int_move().
5953 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5954 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5955 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5956 nonlocal_goto): New.
5957 (mov<mode>): Extend accepted operand types.
5958 (subdi3_old): Rename from subdi3, change update constraints and use
5959 a new implementation.
5960 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5961 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5962 MOVE_RATIO, CLEAR_RATIO): Define.
5963 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5964 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5965 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5966 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5967 (split_quadword_operands): Make static and really allow variable
5969 (print_operand_address): Update for PIC generation.
5970 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5971 indexable_address_p, fixup_mathdi_operand,
5972 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5973 (vax_float_literal, legitimate_constant_p,
5974 indirectable_constant_address_p, index_term_p,
5975 reg_plus_index_p): Return bool instead of int.
5976 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5978 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5980 (vax_output_conditional_branch): Indent.
5981 (legitimate_constant_address_p, indirectable_constant_address_p,
5982 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5983 vax_mode_dependent_address_p): Return bool instead of int, update for
5985 * config/vax/vax-protos.h (legitimate_constant_address_p,
5986 legitimate_constant_p, legitimate_address_p,
5987 vax_mode_dependent_address_p): Change declaration to bool.
5988 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5989 vax_expand_addsub_di_operands, vax_output_int_subtract,
5990 vax_output_movmemsi): Declare.
5991 (split_quadword_operands, vax_float_literal): Delete declaration.
5992 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5993 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5994 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5995 ASM_OUTPUT_DWARF_PCREL): Define.
5996 (ASM_SPEC): Change definition to allow PIC generation.
5998 2009-04-01 Steve Ellcey <sje@cup.hp.com>
6000 * doc/sourcebuild.texi: Update front-end requirements.
6002 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6005 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6006 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6007 (booldi3_internal3): Use boolean_or_operator instead of
6010 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6013 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6014 declarator whose size is not an integer constant expression but
6015 folds to an integer constant, then treat it as a constant
6018 2009-04-01 Richard Guenther <rguenther@suse.de>
6020 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6021 i * 4 + 2 to (i * 2 + 1) * 2.
6023 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6026 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6027 return if c_parser_asm_string_literal returned NULL.
6029 2009-04-01 Nick Clifton <nickc@redhat.com>
6031 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6033 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6034 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6035 other typedefs to avoid conflicts with libgcc2.c. Define labels
6036 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6038 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6039 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6042 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6044 * varasm.c (default_function_rodata_section): Declare DOT as
6047 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6048 Andrey Galkin <agalkin@hypercom.com>
6051 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6052 Make object_name unique for each process.
6054 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6057 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6058 addressable variables in the parallel that could go out of scope while
6059 running queued tasks.
6061 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6063 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6064 (CASE_VALUES_THRESHOLD): Redefine.
6065 * config/avr/avr.c (avr_override_options): Remove initialization of
6066 avr_case_values_threshold variable.
6067 (avr_case_values_threshold): Remove variable. Add new function.
6068 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6069 * config/avr/avr.opt (mno-tablejump): Remove option.
6070 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6072 2009-04-01 DJ Delorie <dj@redhat.com>
6074 * varasm.c (default_function_rodata_section): Don't assume
6075 anything about where the first '.' in the section name is.
6077 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6079 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6080 rs6000_emit_stack_tie.
6082 2009-03-31 Ian Lance Taylor <iant@google.com>
6084 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6085 gimple_code with GIMPLE_RESX, not RESX.
6087 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6089 * c-common.c (c_get_ident): New.
6090 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6092 2009-04-01 Ben Elliston <bje@au.ibm.com>
6094 * config/rs6000/sysv4.opt (msdata): Improve option description.
6096 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6098 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6099 (divdf3_internal_lat): Remove.
6100 (divxf3_internal_lat): Remove.
6101 (divxf3_internal_thr): Remove.
6102 (divxf): Use divxf3_internal.
6103 * config/ia64/div.md (divsf3_internal_lat): New.
6104 (divdf3_internal_lat): New.
6105 (divxf3_internal): New.
6107 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6110 * Makefile.in (USE_GCC_STDINT): Define.
6111 (stmp-int-hdrs): Install stdint.h if applicable.
6112 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
6114 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
6115 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
6116 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6117 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6118 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6119 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6120 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6121 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6122 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6123 (c_common_nodes_and_builtins): Initialize
6124 underlying_wchar_type_node. Do not initialize
6125 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
6126 nodes for new types.
6127 (c_stddef_cpp_builtins): Define macros for new types.
6128 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
6130 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
6131 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
6132 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
6133 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
6134 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
6135 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
6136 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
6137 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
6138 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
6139 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
6140 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
6141 int16_type_node, int32_type_node, int64_type_node,
6142 uint8_type_node, uint16_type_node, c_uint32_type_node,
6143 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
6144 int_least32_type_node, int_least64_type_node,
6145 uint_least8_type_node, uint_least16_type_node,
6146 uint_least32_type_node, uint_least64_type_node,
6147 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
6148 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
6149 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
6150 uintptr_type_node): Define.
6151 * c-cppbuiltin.c (builtin_define_constants,
6152 builtin_define_type_minmax): New.
6153 (builtin_define_stdint_macros): Define more macros.
6154 (c_cpp_builtins): Define more limit macros.
6156 (builtin_define_type_max): Define in terms of
6157 builtin_define_type_minmax. Remove is_long parameter. All
6159 * config.gcc (use_gcc_stdint): Define.
6160 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
6161 Add newlib-stdint.h for generic targets.
6162 * config/glibc-stdint.h, config/newlib-stdint.h,
6163 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
6164 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
6165 * config/score/score.h (UINTPTR_TYPE): Define.
6166 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6167 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6168 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6169 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6170 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6171 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6172 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6173 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6174 * config/spu/spu.h (STDINT_LONG32): Define.
6175 * configure.ac (use_gcc_stdint): Substitute.
6176 * configure: Regenerate.
6177 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
6178 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
6179 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
6180 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
6181 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
6182 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
6183 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
6184 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
6185 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
6186 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
6187 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
6188 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
6189 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
6190 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
6191 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
6192 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
6193 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
6194 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
6195 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
6196 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
6197 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
6198 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
6199 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6200 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6201 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6202 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6203 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6204 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6205 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
6207 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
6209 * loop-iv.c (suitable_set_for_replacement): Renamed from
6210 simplify_using_assignment; changed to return bool and to accept new
6211 args DEST and SRC. Return true iff we find a source/destination pair
6212 that can be used to make a replacement, and fill SRC and DEST if so.
6213 Remove arg ALTERED. Don't deal with altered regs here. All callers
6215 (simplify_using_initial_values): Deal with altered regs here and track
6216 more precisely the effect they have on the validity of our expression.
6218 * loop-iv.c (simplify_using_condition): A condition of the form
6219 (EQ REG CONST) can be used to simply make a substitution.
6220 (simplify_using_initial_values): Keep track of conditions we have seen
6221 and keep using them to simplify new expressions, while applying the
6222 same substitutions to them as to the expression.
6224 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6225 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
6228 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
6229 changed. Use this when trying to improve the upper bound.
6230 Generate the comparison by using simplify_gen_relational.
6232 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
6234 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
6236 (simplify_using_assignment, simplify_using_initial_values): Call
6237 replace_in_expr to make replacements. Call replace_single_def_regs
6238 once on the initial version of the expression.
6240 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6243 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
6245 2009-03-31 Richard Guenther <rguenther@suse.de>
6248 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
6249 equality comparisons. Fold C - X CMP X if C % 2 == 1.
6251 2009-03-31 Richard Guenther <rguenther@suse.de>
6253 * tree.h (div_if_zero_remainder): Declare.
6254 * fold-const.c (div_if_zero_remainder): Export.
6255 * tree-ssa-forwprop.c
6256 (forward_propagate_addr_into_variable_array_index): Handle
6257 constant array index addition outside of the variable index.
6259 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6262 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
6263 define_splits, floatunssi<mode>2): Require x87 conversions from
6264 DImode to be permitted.
6266 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6268 PR preprocessor/15638
6269 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
6271 2009-03-31 Richard Guenther <rguenther@suse.de>
6275 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
6276 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
6277 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
6278 a separate statement.
6279 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
6280 (lookup_tmp_var): Likewise.
6281 (is_gimple_formal_tmp_or_call_rhs): Remove.
6282 (is_gimple_reg_or_call_rhs): Rename to ...
6283 (is_gimple_reg_rhs_or_call): ... this.
6284 (is_gimple_mem_or_call_rhs): Rename to ...
6285 (is_gimple_mem_rhs_or_call): ... this.
6286 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
6287 DECL_GIMPLE_REG_P only if is_formal is true.
6288 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
6289 for non-proper post-modify expression gimplification.
6290 (gimplify_self_mod_expr): For post-modify expressions gimplify
6291 the lvalue to a minimal lvalue.
6292 (rhs_predicate_for): Remove formal temp case.
6293 (gimplify_modify_expr_rhs): Likewise.
6294 (gimplify_addr_expr): Use is_gimple_reg.
6295 (gimplify_expr): Remove formal temp cases.
6296 (gimple_regimplify_operands): Likewise.
6297 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
6298 and FILTER_EXPR like constants.
6299 * gimple.c (walk_gimple_op): Fix val_only initialization, use
6301 (is_gimple_formal_tmp_rhs): Remove.
6302 (is_gimple_reg_rhs): Remove special casing.
6303 (is_gimple_mem_rhs): Fix.
6304 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
6305 (is_gimple_formal_tmp_var): Remove.
6306 (is_gimple_formal_tmp_reg): Likewise.
6307 (is_gimple_min_lval): Allow invariant component ref parts.
6308 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
6309 is_gimple_formal_tmp_reg): Remove declarations.
6310 * tree-cfg.c (verify_expr): Verify that variables with address
6311 taken do not have DECL_GIMPLE_REG_P set.
6312 * tree-mudflap.c (mf_build_check_statement_for): Use
6313 force_gimple_operand instead of gimplify_expr.
6315 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
6317 * modulo-sched.c (sms_schedule_by_order): Pass the actual
6318 schedulable rows to compute_split_row.
6320 2009-03-31 Ben Elliston <bje@au.ibm.com>
6323 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
6326 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6328 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
6329 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
6330 * configure: Regenerate.
6331 * config.in: Regenerate.
6332 * config/rs6000/rs6000.opt (mtls-markers): Add.
6333 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
6334 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
6335 (tls_ld_aix, tls_ld_sysv): Likewise.
6336 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
6337 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
6339 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6341 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
6343 2009-03-30 Jan Hubicka <jh@suse.cz>
6345 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
6347 (tree_remove_unreachable_handlers): Cleanup EH predecestor
6348 detection and label handling.
6350 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6352 * ira-int.h (ira_allocno): Rename left_conflicts_num to
6353 left_conflicts_size.
6354 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
6355 ALLOCNO_LEFT_CONFLICTS_SIZE.
6357 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
6358 remove_allocno_from_bucket_and_push,
6359 allocno_spill_priority_compare, push_allocnos_to_stack,
6360 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6361 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
6362 (setup_allocno_left_conflicts_num): Ditto. Rename to
6363 setup_allocno_left_conflicts_size.
6364 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6365 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
6366 setup_allocno_left_conflicts_size instead of
6367 setup_allocno_left_conflicts_num.
6369 * ira-build.c (ira_create_allocno): Use
6370 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6371 ALLOCNO_LEFT_CONFLICTS_NUM.
6373 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6375 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6376 instead of DF_LR_OUT.
6378 * ira-lives.c (process_bb_node_lives): Ditto.
6380 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6381 instead of DF_LR_{OUT,IN}.
6383 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6385 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6387 2009-03-30 Jan Hubicka <jh@suse.cz>
6389 * except.c (label_to_region_map): Fix thinko.
6391 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6394 * tree.h (tree_find_value): New declaration.
6395 * tree.c (tree_find_value): New function.
6396 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6398 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6401 * c-decl.c (struct c_binding): Add locus field.
6402 (bind): Add locus argument, set locus field from it.
6403 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6404 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6405 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6406 implicitly_declare, undeclared_variable, lookup_label,
6407 declare_label, c_make_fname_decl, c_builtin_function,
6408 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6411 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6414 * config/i386/i386.c (classify_argument): Check total size of
6417 2009-03-30 Martin Jambor <mjambor@suse.cz>
6419 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6420 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6421 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6424 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6425 seen_variable_array_ref while also traversing a union.
6427 * tree-inline.c (optimize_inline_calls): Do not call
6428 cgraph_node_remove_callees.
6429 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6430 (pass_remove_cgraph_callee_edges): New variable.
6431 * passes.c (init_optimization_passes): Add
6432 pass_remove_cgraph_callee_edges after early inlining and before all
6433 late intraprocedural passes.
6435 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6437 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6439 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6442 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6444 * combine.c (simplify_comparison): Use have_insn_for.
6445 * dojump.c (do_jump): Likewise.
6447 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6449 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6450 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6451 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6452 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6453 instead of sparc_compare_emitted.
6454 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6455 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6456 instead of sparc_compare_emitted.
6458 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6460 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6461 enter/exit cfglayout mode.
6462 (pass_partition_block): Require it.
6463 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6464 (combine_instructions): Track basic blocks instead of labels.
6465 (update_cfg_for_uncondjump): New.
6466 (try_combine): Use it. Update jumps after rescanning.
6467 (pass_combine): Require PROP_cfglayout.
6468 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6470 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6472 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6473 Provide/destroy PROP_cfglayout respectively.
6474 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6475 * tree-pass.h (PROP_cfglayout): New.
6477 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6479 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6480 fold_convert_const_fixed_from_fixed,
6481 fold_convert_const_fixed_from_int,
6482 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6483 set TREE_CONSTANT_OVERFLOW.
6484 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6485 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6487 2009-03-30 Ira Rosen <irar@il.ibm.com>
6489 * tree-vect-loop-manip.c: New file.
6490 * tree-vectorizer.c: Update documentation and included files.
6491 (vect_loop_location): Make extern.
6492 (rename_use_op): Move to tree-vect-loop-manip.c
6493 (rename_variables_in_bb, rename_variables_in_loop,
6494 slpeel_update_phis_for_duplicate_loop,
6495 slpeel_update_phi_nodes_for_guard1,
6496 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6497 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6498 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6499 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6500 find_loop_location): Likewise.
6501 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6502 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6503 get_vectype_for_scalar_type, vect_is_simple_use,
6504 supportable_widening_operation, supportable_narrowing_operation):
6506 (bb_in_loop_p): Move to tree-vect-loop.c.
6507 (new_loop_vec_info, destroy_loop_vec_info,
6508 reduction_code_for_scalar_code, report_vect_op,
6509 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6510 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6511 (vect_supportable_dr_alignment): Likewise.
6512 * tree-vectorizer.h (tree-data-ref.h): Include.
6513 (vect_loop_location): Declare.
6514 Reorganize function declarations according to the new file structure.
6515 * tree-vect-loop.c: New file.
6516 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6517 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6518 * tree-vect-data-refs.c: New file.
6519 * tree-vect-patterns.c (timevar.h): Don't include.
6520 * tree-vect-stmts.c: New file.
6521 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6522 tree-vect-slp.c, tree-vect-loop.c.
6523 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6524 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6525 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6526 (tree-vect-analyze.o): Remove.
6527 (tree-vect-transform.o): Likewise.
6528 (tree-vect-data-refs.o): Add rule.
6529 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6530 tree-vect-slp.o): Likewise.
6531 (tree-vect-patterns.o): Remove redundant dependencies.
6532 (tree-vectorizer.o): Likewise.
6533 * tree-vect-slp.c: New file.
6535 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6537 * optc-gen.awk: Warn if an option flag has multiple different
6540 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6542 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6543 -floop-block): Document dependences on PPL, CLooG and Graphite.
6545 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6547 PR rtl-optimization/323
6548 * c-common.c (c_fully_fold, convert_and_check,
6549 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6550 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6551 * c-common.def (EXCESS_PRECISION_EXPR): New.
6552 * c-cppbuiltin.c (builtin_define_float_constants): Define
6553 constants with enough digits for long double.
6554 * c-lex.c (interpret_float): Interpret constant with excess
6555 precision where appropriate.
6556 * c-opts.c (c_common_post_options): Set
6557 flag_excess_precision_cmdline. Give an error for
6558 -fexcess-precision=standard for C++ for processors where the
6559 option is significant.
6560 * c-parser.c (c_parser_conditional_expression): Handle excess
6561 precision in condition.
6562 * c-typeck.c (convert_arguments): Handle arguments with excess
6564 (build_unary_op): Move excess precision outside operation.
6565 (build_conditional_expr): Likewise.
6566 (build_compound_expr): Likewise.
6567 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6568 (build_modify_expr): Handle excess precision in RHS.
6569 (convert_for_assignment): Handle excess precision in converted
6571 (digest_init, output_init_element, process_init_element): Handle
6572 excess precision in initializer.
6573 (c_finish_return): Handle excess precision in return value.
6574 (build_binary_op): Handle excess precision in operands and add
6575 excess precision as needed for operation.
6576 * common.opt (-fexcess-precision=): New option.
6577 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6578 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6579 For standard excess precision, output explicit conversion to and
6580 truncation from XFmode.
6581 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6582 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6583 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6584 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6585 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6586 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6587 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6588 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6589 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6590 define_splits, sqrt<mode>2): Disable where appropriate for
6591 standard excess precision.
6592 * convert.c (convert_to_real): Do not shorten arithmetic to type
6593 for which excess precision would be used.
6594 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6595 * doc/invoke.texi (-fexcess-precision=): Document option.
6596 (-mfpmath=): Correct index entry.
6597 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6598 flag_excess_precision): New.
6599 * langhooks.c (lhd_post_options): Set
6600 flag_excess_precision_cmdline.
6601 * opts.c (common_handle_option): Handle -fexcess-precision=.
6602 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6603 init_excess_precision): New.
6604 (lang_dependent_init_target): Call init_excess_precision.
6605 * tree.c (excess_precision_type): New.
6606 * tree.h (excess_precision_type): Declare.
6608 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6611 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6612 non-lvalue to component.
6614 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6616 PR preprocessor/34695
6617 * Makefile.in (c-opts.o): Depend on c-tree.h.
6618 * c-common.c: Move down include of diagnostic.h.
6619 (done_lexing, c_cpp_error): New.
6620 * c-common.h (done_lexing): Declare.
6621 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6623 * c-opts.c: Include c-tree.h.
6624 (c_common_init_options): Set preprocessor error callback.
6625 (c_common_handle_option): Do not set preprocessor
6626 inhibit_warnings, warnings_are_errors, warn_system_headers,
6627 pedantic_errors or inhibit_warnings flags.
6628 (c_common_post_options): Do not check cpp_errors (parse_in).
6629 (c_common_finish): Do not output dependencies if there were
6630 errors. Do not check return value of cpp_finish.
6631 * c-ppoutput.c (pp_file_change): Set input_location.
6632 * c-tree.h (c_cpp_error): Declare.
6633 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6635 (diagnostic_build_prefix): Check override_column.
6636 * diagnostic.h (diagnostic_info): Add override_column field.
6637 (diagnostic_override_column): Define.
6639 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6641 * c-common.c (c_expand_expr, c_staticp): Remove.
6642 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6643 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6644 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6645 * c-gimplify.c (gimplify_compound_literal_expr,
6646 optimize_compound_literals_in_ctor): Remove.
6647 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6648 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6649 * c-semantics.c (emit_local_var): Remove.
6651 * langhooks-def.h (lhd_expand_expr): Remove.
6652 * langhooks.c (lhd_expand_expr): Remove.
6653 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6655 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6656 handling from c-semantics.c; don't call into langhook.
6657 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6658 * gimplify.c (gimplify_compound_literal_expr,
6659 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6660 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6661 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6662 as was done in c-gimplify.c.
6663 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6664 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6665 Move from c-common.h.
6666 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6668 * tree.c (staticp): Do not call langhook.
6669 * langhooks.c (lhd_staticp): Delete.
6670 * langhooks-def.h (lhd_staticp): Delete prototype.
6671 (LANG_HOOKS_STATICP): Delete.
6672 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6674 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6675 instead of DECL_STMTs.
6677 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6685 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6687 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6688 contained expression.
6689 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6690 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6691 conditional expressions for C.
6692 (decl_constant_value_for_optimization): Move from
6693 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6694 whether optimizing and that the expression is a VAR_DECL not of
6695 array type instead of doing such checks in the caller. Do not
6696 check pedantic. Call gcc_unreachable for C++.
6697 * c-common.def (C_MAYBE_CONST_EXPR): New.
6698 * c-common.h (c_fully_fold, c_save_expr,
6699 decl_constant_value_for_optimization): New prototypes.
6700 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6701 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6702 EXPR_INT_CONST_OPERANDS): Define.
6703 * c-convert.c (convert): Strip nops from expression.
6704 * c-decl.c (groktypename): Take extra parameters expr and
6705 expr_const_operands. Update call to grokdeclarator.
6706 (start_decl): Update call to grokdeclarator. Add statement for
6707 expressions used in type of decl.
6708 (grokparm): Update call to grokdeclarator.
6709 (push_parm_decl): Update call to grokdeclarator.
6710 (build_compound_literal): Add parameter non_const and build a
6711 C_MAYBE_COSNT_EXPR if applicable.
6712 (grokdeclarator): Take extra parameters expr and
6713 expr_const_operands. Track expressions used in declaration
6714 specifiers and declarators. Fold array sizes and track whether
6715 they are constant expressions and whether they are integer
6716 constant expressions.
6717 (parser_xref_tag): Set expr and expr_const_operands fields in
6719 (grokfield): Update call to grokdeclarator.
6720 (start_function): Update call to grokdeclarator.
6721 (build_null_declspecs): Set expr and expr_const_operands fields in
6723 (declspecs_add_type): Handle expressions in typeof specifiers.
6724 * c-parser.c (c_parser_declspecs): Set expr and
6725 expr_const_operands fields for declaration specifiers.
6726 (c_parser_enum_specifier): Likewise.
6727 (c_parser_struct_or_union_specifier): Likewise.
6728 (c_parser_typeof_specifier): Likewise. Update call to
6729 groktypename. Fold expression as needed. Return expressions with
6730 type instead of adding statements.
6731 (c_parser_attributes): Update calls to c_parser_expr_list.
6732 (c_parser_statement_after_labels): Fold expression before passing
6733 to objc_build_throw_stmt.
6734 (c_parser_condition): Fold expression.
6735 (c_parser_asm_operands): Fold expression.
6736 (c_parser_conditional_expression): Use c_save_expr. Update call
6737 to build_conditional_expr.
6738 (c_parser_alignof_expression): Update call to groktypename.
6739 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6740 original_code. Fold expression argument of va_arg. Create
6741 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6742 argument to va_arg. Update calls to groktypename. Fold array
6743 index for offsetof. Verify that first argument to
6744 __builtin_choose_expr has integer type.
6745 (c_parser_postfix_expression_after_paren_type): Update calls to
6746 groktypename and build_compound_literal. Handle expressions with
6747 side effects in type name.
6748 (c_parser_postfix_expression_after_primary): Update call to
6749 c_parser_expr_list. Set original_code for calls to
6750 __builtin_constant_p.
6751 (c_parser_expr_list): Take extra parameter fold_p. Fold
6752 expressions if requested.
6753 (c_parser_objc_type_name): Update call to groktypename.
6754 (c_parser_objc_synchronized_statement): Fold expression.
6755 (c_parser_objc_receiver): Fold expression.
6756 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6757 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6758 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6759 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6760 (struct c_typespec): Add elements expr and expr_const_operands.
6761 (struct c_declspecs): Add elements expr and expr_const_operands.
6762 (groktypename, build_conditional_expr, build_compound_literal):
6764 (in_late_binary_op): Declare.
6765 * c-typeck.c (note_integer_operands): New function.
6766 (in_late_binary_op): New variable.
6767 (decl_constant_value_for_broken_optimization): Move to c-common.c
6768 and rename to decl_constant_value_for_optimization.
6769 (default_function_array_conversion): Do not strip nops.
6770 (default_conversion): Do not call
6771 decl_constant_value_for_broken_optimization.
6772 (build_array_ref): Do not fold result.
6773 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6774 result when operand is a VLA.
6775 (c_expr_sizeof_type): Update call to groktypename. Handle
6776 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6777 result when operand names a VLA type.
6778 (build_function_call): Update call to build_compound_literal.
6779 Only fold result for calls to __builtin_* functions. Strip
6780 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6781 the function designator.
6782 (convert_arguments): Fold arguments. Update call to
6783 convert_for_assignment.
6784 (build_unary_op): Handle increment and decrement of
6785 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6786 decrement earlier. Fold operand of increment and decrement.
6787 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6788 built for integer operand. Wrap returns that are INTEGER_CSTs
6789 without being integer constant expressions or that have integer
6790 constant operands without being INTEGER_CSTs.
6791 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6792 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6793 result is an integer constant expression or can be used in
6794 unevaluated parts of one and avoid folding and wrap as
6795 appropriate. Fold operands before possibly doing -Wsign-compare
6797 (build_compound_expr): Wrap result for C99 if operands can be used
6798 in integer constant expressions.
6799 (build_c_cast): Update call to digest_init. Do not ignore
6800 overflow from casting floating-point constants to integers. Wrap
6801 results that could be confused with integer constant expressions,
6802 null pointer constants or floating-point constants.
6803 (c_cast_expr): Update call to groktypename. Handle expressions
6804 included in type name.
6805 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6806 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6807 Update calls to convert_for_assignment.
6808 (convert_for_assignment): Take new parameter
6809 null_pointer_constant. Do not strip nops or call
6810 decl_constant_value_for_broken_optimization. Set
6811 in_late_binary_op for conversions to boolean.
6812 (store_init_value): Update call to digest_init.
6813 (digest_init): Take new parameter null_pointer_constant. Do not
6814 call decl_constant_value_for_broken_optimization. pedwarn for
6815 initializers not constant expressions. Update calls to
6816 convert_for_assignment.
6817 (constructor_nonconst): New.
6818 (struct constructor_stack): Add nonconst element.
6819 (really_start_incremental_init, push_init_level, pop_init_level):
6820 Handle constructor_nonconst and nonconst element.
6821 (set_init_index): Call constant_expression_warning for array
6823 (output_init_element): Fold value. Set constructor_nonconst as
6824 applicable. pedwarn for initializers not constant expressions.
6825 Update call to digest_init. Call constant_expression_warning
6826 where constant initializers are required.
6827 (process_init_element): Use c_save_expr.
6828 (c_finish_goto_ptr): Fold expression.
6829 (c_finish_return): Fold return value. Update call to
6830 convert_for_assignment.
6831 (c_start_case): Fold switch expression.
6832 (c_process_expr_stmt): Fold expression.
6833 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6834 ensure statement expression is not evaluated in constant expression.
6835 (build_binary_op): Track whether results are integer constant
6836 expressions or may occur in such, disable folding and wrap results
6837 as applicable. Fold operands for -Wsign-compare warnings unless
6839 (c_objc_common_truthvalue_conversion): Handle results folded to
6840 integer constants that are not integer constant expressions.
6841 * doc/extend.texi: Document when typeof operands are evaluated,
6842 that condition of __builtin_choose_expr is an integer constant
6843 expression, and more about use of __builtin_constant_p in
6846 2009-03-29 Richard Guenther <rguenther@suse.de>
6848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6849 propagate addresses of array references.
6851 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6853 * regmove.c (perhaps_ends_bb_p): Remove.
6854 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6855 from INSN and check that the main loop stays within that basic block.
6856 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6857 (regmove_forward_pass): Split out from regmove_optimize. Use
6858 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6859 (regmove_backward_pass): Split out from regmove_optimize. Use
6860 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6861 (regmove_optimize): Simplify.
6863 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6866 * config/i386/i386.c (classify_argument): Ignore flexible array
6867 member in struct and warn ABI change.
6869 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6871 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6873 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6874 (ix86_adjust_cost): Updated.
6876 2009-03-29 Jan Hubicka <jh@suse.cz>
6879 * tree-pass.h (pass_cleanup_eh): New function.
6880 (remove_unreachable_regions): Break code handling RTL
6881 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6882 that can not be reached by runtime.
6883 (can_be_reached_by_runtime): New function.
6884 (label_to_region_map): New function.
6885 (num_eh_regions): New function.
6886 (rtl_remove_unreachable_regions): New function.
6887 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6888 (remove_eh_region): New function.
6889 * except.h: Include sbitmap and vecprim.
6890 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6891 num_eh_regions): Declare.
6892 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6893 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6894 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6895 (tree_empty_eh_handler_p): New function.
6896 (cleanup_empty_eh): New function.
6897 (cleanup_eh): New function.
6898 (pass_cleanup_eh): New function.
6900 2009-03-29 Jan Hubicka <jh@suse.cz>
6902 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6903 for removed regions.
6905 2009-03-29 Jan Hubicka <jh@suse.cz>
6907 * except.c (dump_eh_tree): Dump all datastructures.
6909 2009-03-29 Jan Hubicka <jh@suse.cz>
6911 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6912 (duplicate_eh_regions_1): Likewise.
6913 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6914 vector; call EH verification.
6915 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6916 Be ready for region being removed.
6918 2009-03-29 Jan Hubicka <jh@suse.cz>
6920 * bitmap.c (bitmap_last_set_bit): New function.
6921 * bitmap.h (bitmap_last_set_bit): Declare.
6923 2009-03-29 David Ayers <ayers@fsfe.org>
6926 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6927 by calling objc_compare_types and surpress warnings about
6928 incompatible C pointers that are compatible ObjC pointers.
6930 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6932 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6933 call initialize_inline_failed.
6934 (initialize_inline_failed): Move it from here ...
6935 * cgraph.c (initialize_inline_failed): ... to here.
6936 (cgraph_create_edge): Call initialize_inline_failed rather than
6937 setting inline_failed directly.
6939 2009-03-29 Ben Elliston <bje@au.ibm.com>
6942 * sysv4.opt (msdata): Improve comment.
6943 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6944 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6946 2009-03-29 Ben Elliston <bje@au.ibm.com>
6949 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6950 load and store attributes.
6952 2009-03-29 Ben Elliston <bje@au.ibm.com>
6954 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6955 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6956 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6957 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6958 __builtin_infq and __builtin_huge_valq.
6960 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6962 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6964 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6965 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6967 2009-03-28 Xinliang David Li <davidxl@google.com>
6969 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6970 (do_dbg_cnt): New function.
6972 2009-03-28 Jan Hubicka <jh@suse.cz>
6974 Merge from pretty-ipa:
6976 2009-03-27 Jan Hubicka <jh@suse.cz>
6978 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6979 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6980 * passes.c (function_called_by_processed_nodes_p): New.
6981 * ipa-pure-const.c (check_call): Fix handling of operands.
6982 (analyze_function): Dump debug output for skipped bodies.
6983 (local_pure_const): Use function_called_by_processed_nodes_p.
6984 * dwarf2out.c (reference_to_unused): Use output.
6985 * passes.c (do_per_function_toporder): Likewise.
6987 2008-11-12 Jan Hubicka <jh@suse.cz>
6989 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6990 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6991 state_set_in_source enum
6992 (check_decl): Ignore memory tags; do not set fake looping flags;
6994 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6995 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6996 (check_call, analyze_function): Rewrite.
6998 (add_new_function): Update call of analyze_function.
6999 (generate_summary): Add call of analyze_function.
7000 (propagate): Propagate can_throw; handle state_set_in_source correctly.
7001 (local_pure_const): New function.
7002 (pass_local_pure_const): New pass.
7003 * ipa-inline.c (inline_transform): Set after_inlining.
7004 * tree-eh.c (stmt_can_throw_external): New.
7005 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7006 work with aliasing built.
7007 * tree-flow.h (stmt_can_throw_external): New.
7008 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7009 and local pure/const pass in early and late optimization queue.
7011 2009-03-28 Martin Jambor <mjambor@suse.cz>
7013 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7015 (fold_binary): Allow function decl aligment consideration is the
7016 second argument is integer constant one.
7017 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7018 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7019 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7021 2009-03-28 Jan Hubicka <jh@suse.cz>
7023 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7024 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7025 * function.h (rtl_data): Add nothrow flag.
7026 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7027 set DECL_NOTHROW for AVAILABLE functions.
7029 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7031 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7032 following vector keyword has expansion starting with pixel or bool
7033 keyword, expand vector to __vector and pixel or bool to __pixel or
7037 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7038 warn_if_disallowed_function_p): Removed.
7039 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7040 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7041 warning_if_disallowed_function_p.
7042 * flags.h (warn_if_disallowed_function_p,
7043 warn_disallowed_functions): Removed.
7044 * common.opt (Wdisallowed-function-list=): Removed.
7045 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7047 2009-03-28 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/38723
7050 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7053 2009-03-28 Jan Hubicka <jh@suse.cz>
7055 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7056 test introduced by my previous patch.
7058 2009-03-28 Richard Guenther <rguenther@suse.de>
7060 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7061 the PHIs value undefined.
7063 2009-03-28 Jan Hubicka <jh@suse.cz>
7065 * tree-pass.h (pass_fixup_cfg): New pass.
7066 * ipa-inline.c (inline_transform): Set
7067 always_inline_functions_inlined/after_inlining.
7068 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7069 (pass_fixup_cfg): New pass.
7070 * passes.c (init_optimization_passes): Add fixup_cfg.
7072 2009-03-28 Richard Guenther <rguenther@suse.de>
7074 PR tree-optimization/38458
7075 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7076 argument use the arguments copy-of value.
7078 2009-03-28 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/38180
7081 * tree-ssa-ccp.c (get_default_value): Simplify.
7082 (likely_value): Likewise.
7083 (surely_varying_stmt_p): Properly handle VOP case.
7084 (ccp_initialize): Likewise.
7085 (ccp_fold): Handle propagating through *&.
7086 (fold_const_aggregate_ref): Also handle decls.
7088 2009-03-28 Jan Hubicka <jh@suse.cz>
7090 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7091 * cgraph.h (cgraph_node): Likewise.
7092 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7093 (cgraph_reset_node): Use process flag.
7094 (cgraph_mark_functions_to_output): Likewise.
7095 (cgraph_expand_function): Likewise.
7096 (cgraph_expand_all_functions): Likewise.
7097 (cgraph_output_in_order): Likewise.
7098 * dwarf2out.c (reference_to_unused): Likewise.
7099 * passes.c do_per_function_toporder): Likewise.
7101 2009-03-28 Jan Hubicka <jh@suse.cz>
7103 Bring from lto-branch:
7105 2008-09-03 Doug Kwan <dougkwan@google.com>
7107 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7108 enums instead of reason strings.
7109 * cgraph.c (cgraph_create_edge): Same.
7110 (cgraph_inline_failed_string): New function.
7111 * cgraph.h (cgraph_inline_failed_t): New enum type.
7112 (cgraph_inline_failed_string): New prototype.
7113 (struct cgraph_edge): Change type of INLINED_FAILED from constant
7114 char pointer to cgraph_inline_failed_t.
7115 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
7116 (cgraph_default_inline_p): Ditto.
7117 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
7118 to cgraph_inline_failed_t pointer.
7119 * cif-code.def: New file.
7120 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
7122 (cgraph_check_inline_limits): Change type of REASON to pointer to
7123 cgraph_inline_failed_t. Replace reason strings with enums.
7124 (cgraph_default_inline_p): Ditto.
7125 (cgraph_recursive_inlining_p): Ditto.
7126 (update_caller_keys): Change type of FAILED_REASON to
7127 cgraph_inline_failed_t.
7128 (cgraph_set_inline_failed): Change type of REASON to pointer to
7129 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
7130 convert enums to strings for text output.
7131 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
7132 to be of type cgraph_inline_failed_t. Replace reason strings with
7133 enums. Call cgraph_inline_failed_string to covert enums
7134 to strings for text output.
7135 (cgraph_decide_inlining): Replace reason strings with enums.
7136 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
7137 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
7139 * tree-inline.c (expand_call_inline): Change type of REASON
7140 to cgraph_inline_failed_t. Replace reason strings with enums.
7141 Call cgraph_inline_failed_string for text output.
7142 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
7145 2009-03-28 Jan Hubicka <jh@suse.cz>
7147 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
7148 cgraph_clone_node): Remove master clone handling.
7149 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7150 * cgraph.h (master_clone): Remove.
7151 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7152 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
7153 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7155 2009-03-28 Jan Hubicka <jh@suse.cz>
7157 * cgraph.c (cgraph_function_body_availability): Functions declared
7158 inline are always safe to assume that it is not going to be replaced.
7160 2009-03-28 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/38513
7163 * tree-ssa-pre.c (eliminate): Remove redundant stores.
7164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7165 EXC_PTR_EXPR and FILTER_EXPR.
7166 (get_ref_from_reference_ops): Likewise.
7168 2009-03-28 Richard Guenther <rguenther@suse.de>
7170 PR tree-optimization/38968
7171 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7172 Use FLOOR_MOD_EXPR to compute misalignment.
7174 2009-03-28 Richard Guenther <rguenther@suse.de>
7176 PR tree-optimization/37795
7177 * tree.h (combine_comparisons): Declare.
7178 * fold-const.c (combine_comparisons): Export.
7179 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
7181 (ifcombine_iforif): Use combine_comparisons.
7183 2009-03-28 Jan Hubicka <jh@suse.cz>
7185 * tree-eh.c (inlinable_call_p): New function.
7186 (make_eh_edges): Use it.
7187 (verify_eh_edges): Use it.
7188 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
7189 * except.c (reachable_next_level): Add inlinable_function argument
7190 (sjlj_find_directly_reachable_regions): Update.
7191 (add_reachable_handler): Do not set saw_any_handlers.
7192 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
7193 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7194 Add new inlinable call parameter.
7195 (can_throw_internal, can_throw_external): Update.
7196 * except.h (can_throw_internal_1, can_throw_external_1,
7197 foreach_reachable_handler): Update declaration.
7199 2009-03-28 Joseph Myers <joseph@codesourcery.com>
7201 * config/arm/t-arm-coff, config/h8300/coff.h,
7202 config/i386/i386-aout.h, config/i386/i386-coff.h,
7203 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
7204 config/pdp11/2bsd.h, config/rs6000/aix41.h,
7205 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
7206 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
7207 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
7208 sys-types.h: Remove.
7209 * Makefile.in: Remove protoize and fixproto support and references
7211 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
7212 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
7214 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
7215 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
7216 unprotoize$(exeext).
7217 (rest.encap): Don't depend on $(STMP_FIXPROTO)
7218 (.PHONY): Don't depend on proto.
7219 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
7220 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
7221 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
7222 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
7223 build/gen-protos.o, build/scan.o, xsys-protos.h,
7224 build/fix-header$(build_exeext), build/fix-header.o,
7225 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
7226 stmp-install-fixproto): Remove.
7227 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
7228 SYSCALLS.c or fixproto files.
7229 (install-common): Don't install protoize.
7230 (install-headers-tar, install-headers-cpio, install-headers-cp):
7231 Don't depend on $(STMP_FIXPROTO).
7232 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
7233 install fixproto files or write out fixproto settings.
7234 (uninstall): Don't uninstall protoize.
7235 * config.gcc (use_fixproto): Remove.
7236 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
7237 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
7238 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
7239 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
7240 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
7241 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
7242 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
7243 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
7244 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
7245 * config/t-vxworks (STMP_FIXPROTO): Remove.
7246 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
7247 STMP_FIXPROTO): Remove.
7248 * config.in, configure: Regenerate.
7249 * crtstuff.c (gid_t, uid_t): Don't undefine.
7250 * doc/install.texi: Change m68k-coff to m68k-elf in example.
7251 (arm-*-coff, arm-*-aout: Remove target entries.
7252 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
7253 Remove mention of AIX 4.1.
7254 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
7255 * doc/invoke.texi (Running Protoize): Remove.
7256 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
7257 (Protoize Caveats): Remove.
7258 * tsystem.h: Update comments on headers assumed to exist.
7260 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
7262 * genautomata.c: Add a new year to the copyright. Add a new
7264 (struct insn_reserv_decl): Add comments for member bypass_list.
7265 (find_bypass): Remove.
7266 (insert_bypass): New.
7267 (process_decls): Use insert_bypass.
7268 (output_internal_insn_latency_func): Output all bypasses with the
7269 same input insn in one switch case.
7271 * rtl.def (define_bypass): Describe bypass choice.
7272 * doc/md.texi (define_bypass): Ditto.
7274 2009-03-27 Richard Guenther <rguenther@suse.de>
7276 * gimplify.c (mark_addressable): Export.
7277 * tree-flow.h (mark_addressable): Declare.
7278 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
7279 * tree-ssa.c (verify_phi_args): Verify that address taken
7280 variables have TREE_ADDRESSABLE set.
7282 2009-03-27 Richard Guenther <rguenther@suse.de>
7284 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
7285 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
7286 Do not mark decls TREE_ADDRESSABLE.
7287 (build_fold_addr_expr): Adjust.
7288 (fold_addr_expr): Remove.
7289 (fold_unary): Use build_fold_addr_expr.
7290 (fold_comparison): Likewise.
7291 (split_address_to_core_and_offset): Likewise.
7292 * coverage.c (tree_coverage_counter_addr): Mark the array decl
7294 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
7295 (gimplify_modify_expr_to_memcpy): Mark source and destination
7297 * omp-low.c (create_omp_child_function): Mark the object decl
7299 (lower_rec_input_clauses): Mark the var we take the address of
7301 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
7303 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7306 * cfgexpand.c (expand_one_stack_var_at): Change alignment
7307 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
7309 2009-03-27 Richard Guenther <rguenther@suse.de>
7311 PR tree-optimization/39120
7312 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
7314 (handle_lhs_call): Process return constraints. Add escape
7315 constraints if necessary.
7316 (handle_const_call): Fill out return constraints. Make nested
7317 case more precise. Avoid consttmp if possible.
7318 (handle_pure_call): Fill out return constraints. Avoid
7319 callused if possible.
7320 (find_func_aliases): Simplify call handling.
7322 2009-03-27 Richard Guenther <rguenther@suse.de>
7324 PR tree-optimization/39120
7325 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
7326 as a representative.
7327 (solve_graph): Do propagate CALLUSED.
7328 (handle_pure_call): Use a scalar constraint from CALLUSED for
7330 (find_what_p_points_to): CALLUSED shall not appear in poins-to
7333 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7336 * c-common.c (handle_aligned_attribute): Properly check alignment
7337 overflow. Use (1U << i) instead of (1 << i).
7339 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
7341 * expr.h (get_mem_align_offset): Updated.
7343 * tree.h (tree_decl_common): Change align to "unsigned int" and
7344 move it before pointer_alias_set.
7346 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7347 Jakub Jelinek <jakub@redhat.com>
7350 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
7351 gr_register_operand with gr_reg_or_0_operand.
7352 (cmpxchg_rel_di): Likewise.
7353 (sync_lock_test_and_set<mode>): Likewise.
7355 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7357 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
7358 (true_regnum): Likewise.
7360 * rtlanal.c (subreg_info): Moved to ...
7361 * rtl.h (subreg_info): Here. New.
7362 (subreg_get_info): New.
7364 * rtlanal.c (subreg_get_info): Make it extern.
7366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7369 * config/i386/i386.c (ix86_abi): New.
7370 (override_options): Handle -mabi=.
7371 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7372 (ix86_call_abi_override): Likewise.
7373 (init_cumulative_args): Likewise.
7374 (function_arg_advance): Likewise.
7375 (function_arg_64): Likewise.
7376 (function_arg): Likewise.
7377 (ix86_pass_by_reference): Likewise.
7378 (ix86_function_value_regno_p): Likewise.
7379 (ix86_build_builtin_va_list_abi): Likewise.
7380 (setup_incoming_varargs_64): Likewise.
7381 (is_va_list_char_pointer): Likewise.
7382 (ix86_init_machine_status): Likewise.
7383 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7384 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7385 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7386 (ix86_function_abi): Make it static and return enum calling_abi.
7387 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7389 (ix86_fn_abi_va_list): Updated.
7391 * config/i386/i386.h (ix86_abi): New.
7392 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7393 (CONDITIONAL_REGISTER_USAGE): Likewise.
7394 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7395 (machine_function): Likewise.
7397 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7399 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7400 (STACK_BOUNDARY): Likewise.
7401 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7403 * config/i386/i386.opt (mabi=): New.
7405 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7406 return enum calling_abi.
7407 (ix86_function_type_abi): Likewise.
7408 (ix86_function_abi): Removed.
7410 * doc/invoke.texi: Document -mabi= option for x86.
7412 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7414 * builtins.c (real_dconstp): Delete.
7415 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7417 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7418 Jakub Jelinek <jakub@redhat.com>
7421 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7422 (gen_subprogram_die): When a function is explicit, generate the
7423 DW_AT_explicit attribute.
7424 * langhooks.h (struct lang_hooks_for_decls): Add
7425 function_decl_explicit_p langhook.
7426 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7427 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7429 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7431 * builtins.c (fold_builtin_memory_op): Optimize memmove
7432 into memcpy if we can prove source and destination don't overlap.
7434 * tree-inline.c: Include gt-tree-inline.h.
7435 (clone_fn_id_num): New variable.
7436 (clone_function_name): New function.
7437 (tree_function_versioning): Use it.
7438 * Makefile.in (GTFILES): Add tree-inline.c.
7440 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7442 * BASE-VER: Change to 4.5.0.
7444 2009-03-27 Xinliang David Li <davidxl@google.com>
7446 PR tree-optimization/39557
7447 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7449 2009-03-27 Xinliang David Li <davidxl@google.com>
7451 PR tree-optimization/39548
7452 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7457 * c-common.c (pointer_int_sum): Use %wd on return from
7460 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7462 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7463 on return from tree_low_cst.
7465 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7468 * ginclude/stdarg.h (va_copy): Define also for
7469 __GXX_EXPERIMENTAL_CXX0X__.
7471 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7474 * builtins.h (c_strlen): Do not warn here.
7475 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7476 * c-common.c (pointer_int_sum): Take an explicit location.
7477 Warn about offsets out of bounds.
7478 * c-common.h (pointer_int_sum): Adjust declaration.
7480 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7482 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7485 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7488 * opts.c (warn_if_disallowed_function_p): Don't assume
7489 get_callee_fndecl must return non-NULL.
7491 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7493 PR rtl-optimization/39522
7494 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7495 when reg_reloaded_valid is set.
7497 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7499 * config/spu/divv2df3.c: New file.
7500 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7501 (DPBIT_FUNCS): Filter out _div_df.
7503 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7505 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7506 a jump insn, count that jump in the distance to the loop start.
7508 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7511 * config/sh/sh.c (calc_live_regs): Fix condition for global
7512 registers except PIC_OFFSET_TABLE_REGNUM.
7514 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7517 * doc/invoke.texi (-mconsole): New.
7521 (-mnop-fun-dllimport): New.
7525 (sub section "i386 and x86-64 Windows Options"): New.
7527 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7529 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7530 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7532 2009-03-25 Richard Guenther <rguenther@suse.de>
7535 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7538 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7540 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7541 neither of haifa/selective schedulers are working.
7543 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7545 * doc/invoke.texi (Debugging Options): Fix description of
7546 -fno-merge-debug-strings.
7548 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7550 * config/cris/libgcc.ver: New version-script.
7551 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7553 * configure.ac <GAS features, nop mnemonic>: Add pattern
7554 crisv32-*-* for "nop".
7555 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7556 * configure: Regenerate.
7558 2009-03-24 Ira Rosen <irar@il.ibm.com>
7560 PR tree-optimization/39529
7561 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7562 mark_sym_for_renaming for the tag copied to the new vector
7565 2009-03-24 Arthur Loiret <aloiret@debian.org>
7567 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7568 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7569 EXTRA_SPEC_FUNCTIONS.
7570 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7571 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7572 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7573 -march and -mtune options.
7575 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7577 * config/m68k/t-rtems: Add m5329 multilib.
7579 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7580 Jakub Jelinek <jakub@redhat.com>
7583 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7586 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7589 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7590 instead of c_parser_expression_conv, if original_code isn't one of the
7591 4 allowed comparison codes, fail.
7593 2009-03-23 Richard Guenther <rguenther@suse.de>
7595 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7596 * tree.h (struct tree_type): Likewise.
7597 * reload.h (struct insn_chain): Likewise.
7598 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7599 * function.h (struct function): Likewise.
7600 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7602 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7604 PR tree-optimization/39516
7605 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7607 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7609 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7610 should be set true if BITS_PER_WORD of target is bigger than 32
7612 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7614 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7615 Translate -B-options to -rpath-link. Correct existing
7616 rpath-link and conditionalize on !nostdlib.
7618 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7620 * doc/extend.texi (Function Attributes, Variable Attributes):
7622 * doc/invoke.texi (Debugging Options, Optimize Options)
7623 (i386 and x86-64 Options, MCore Options): Likewise.
7625 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7628 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7629 it for block local namespace aliases.
7630 (gen_decl_die): Pass context_die to gen_namespace_die.
7632 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7635 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7636 minimum or maximum value.
7638 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7640 * reginfo.c (globalize_reg): Recompute derived reg sets.
7642 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7645 * libgcc2.c (mprotect): Do not use signed arguments for
7646 VirtualProtect, use DWORD arguments. Also fix the 'may
7647 be used uninitialized' warning for the np variable.
7649 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7652 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7653 functions using regparm calling conventions when not optimizing.
7654 (ix86_function_sseregparm): Similarly for sseregparm calling
7657 2009-03-19 Li Feng <nemokingdom@gmail.com>
7660 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7661 dependence if the first conflict is after niter iterations.
7663 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7666 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7667 functions with dynamic stack-pointer adjustments.
7669 2009-03-19 Ben Elliston <bje@au.ibm.com>
7671 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7672 option; change to -msdata=data.
7674 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7676 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7679 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7682 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7684 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7686 * doc/invoke.texi (Code Gen Options): Expand discussion of
7689 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7691 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7692 * matrix-reorg.c (struct matrix_info): Likewise.
7693 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7694 * rtl.h (struct mem_attrs): Likewise.
7695 * df.h (struct df): Likewise.
7696 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7697 * ira-int.h (struct ira_allocno): Likewise.
7698 * df-scan.c (struct df_collection_rec): Likewise.
7699 * ira.c (struct equivalence): Likewise.
7700 * function.c (struct temp_slot): Likewise.
7701 * cfgloop.h (struct loop): Likewise.
7704 * function.c (use_register_for_decl): When not optimizing, disregard
7705 register keyword for variables with types containing methods.
7707 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7710 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7711 (is_simple_operand): Call contains_component_ref_p before calling data
7712 reference analysis that would fail on COMPONENT_REFs.
7714 * tree-vrp.c (search_for_addr_array): Fix formatting.
7716 2009-03-18 Richard Guenther <rguenther@suse.de>
7718 * tree-vect-transform.c (vect_loop_versioning): Fold the
7719 generated comparisons.
7720 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7721 (slpeel_tree_peel_loop_to_edge): Likewise.
7723 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7726 * opts.c (print_specific_help): In addition to `undocumented',
7727 accept `separate' and `joined' flags if passed alone. Describe
7728 output by the first matched one of those.
7729 (common_handle_option): Skip over empty strings.
7730 * gcc.c (display_help): Fix help string for `--help='.
7731 * doc/invoke.texi (Option Summary, Overall Options): With
7732 `--help=', classes and qualifiers can both be repeated, but
7733 only the latter can be negated. One should not pass only
7734 negated qualifiers. Fix markup and examples.
7737 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7739 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7740 and -fhelp=separate.
7742 2009-03-17 Jing Yu <jingyu@google.com>
7745 * function.h (struct rtl_data): Move is_thunk from here...
7746 (struct function): ...to here.
7747 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7748 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7750 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7752 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7753 (alpha_output_function_end_prologue): Likewise.
7754 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7755 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7756 (rs6000_output_function_epilogue): Likewise.
7757 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7759 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7762 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7763 from different units in a single alternative.
7764 (*truncdfsf_i387): Ditto.
7765 (*truncxfsf2_mixed): Ditto.
7766 (*truncxfdf2_mixed): Ditto.
7768 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7770 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7771 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7774 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7775 unused non-artificial variables when not optimizing.
7778 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7779 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7780 NAMESPACE_DECL in its DECL_INITIAL.
7783 * optabs.c (set_user_assembler_libfunc): New function.
7784 * expr.h (set_user_assembler_libfunc): New prototype.
7785 * c-common.c: Include libfuncs.h.
7786 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7787 for memcmp, memset, memcpy, memmove and abort.
7788 * Makefile.in (c-common.o): Depend on libfuncs.h.
7791 * dwarf2out.c (gen_inlined_enumeration_type_die,
7792 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7793 gen_tagged_type_instantiation_die): Removed.
7794 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7797 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7800 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7802 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7803 (check-parallel-%): Ditto.
7804 (check-consistency): Ditto.
7806 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7808 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7809 local variable rhs by NULL_TREE.
7811 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7814 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7816 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7819 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7821 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7824 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7825 for ms->sysv ABI calls only in 64bit mode.
7827 * config/i386/i386.md (untyped_call): Support 32bit.
7829 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7831 * doc/extend.texi: Replace x86_65 with x86_64.
7833 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7835 PR tree-optimization/39455
7836 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7837 mismatches for POINTER_TYPE_P (type).
7838 (number_of_iterations_le): Likewise.
7840 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7842 * config/picochip/picochip.c: Removed profiling support.
7843 * config/picochip/picochip.md: Removed profiling instruction.
7844 * config/picochip/picochip.h: Removed profiling builtin.
7846 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7848 * doc/install.texi (--with-host-libstdcxx): Document.
7850 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7853 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7854 generate a warning if the function name does not begin with
7855 "__vector" and the function has either the 'signal' or 'interrupt'
7856 attribute, from here to ...
7857 (avr_declare_function_name): ...here. New function.
7858 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7859 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7861 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7864 * cse.c (fold_rtx): Don't modify original const_arg1 when
7865 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7866 separate variable instead.
7867 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7868 from out of range shift counts.
7869 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7871 2009-03-13 Catherine Moore <clm@codesourcery.com>
7873 * config/i386/x-mingw32 (host-mingw32.o): Replace
7874 diagnostic.h with $(DIAGNOSTIC_H).
7876 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7879 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7881 * config/i386/sync.md (sync_compare_and_swap<mode>,
7882 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7883 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7885 (sync_double_compare_and_swapdi_pic,
7886 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7887 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7889 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7892 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7894 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7897 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7898 (avx_addsubv4df3): Likewise.
7899 (*avx_addsubv4sf3): Likewise.
7900 (sse3_addsubv4sf3): Likewise.
7902 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7905 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7907 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7910 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7911 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7912 registers for allocnos created from user-defined variables.
7914 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7917 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7918 of non-integer mode as well.
7920 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7922 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7923 for functions for which the parameter types are unknown.
7925 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7928 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7929 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7930 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7931 * config/i386/i386.c (ix86_local_alignment): For
7932 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7933 long long variables on the stack to avoid dynamic realignment.
7934 Allow the first argument to be a decl rather than type.
7935 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7937 2009-03-11 Nick Clifton <nickc@redhat.com>
7940 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7942 Add description to mno-lsim option.
7943 * config/mcore/mcore.h: Remove comment about deprecated m4align
7945 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7946 * doc/invoke.texi: Add description of mno-lsim and
7947 mstack-increment options.
7949 * config/fr30/fr30.opt: Document the -mno-lsim option.
7950 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7951 and -mno-lsim options.
7953 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7955 * fold-const.c (fold_comparison): Only call fold_inf_compare
7956 if the mode supports infinities.
7958 2009-03-11 Jason Merrill <jason@redhat.com>
7961 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7962 end already did. Notice GIMPLE_CALL modifications of the result.
7963 Don't copy debug information from an ignored decl or a decl from
7966 2009-03-10 Richard Guenther <rguenther@suse.de>
7967 Nathan Froyd <froydnj@codesourcery.com>
7970 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7971 (__divMODE3): Likewise.
7973 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7975 PR tree-optimization/39394
7976 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7977 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7979 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7981 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7982 inline asms for register asm ("") declarations.
7984 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7986 * fold-const.c (fold_unary): Fix comment.
7988 2009-03-07 Jan Hubicka <jh@suse.cz>
7991 * tree-inline.c (setup_one_parameter): Do replacement of const
7992 argument by constant in SSA form.
7994 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7997 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7998 determine alignment passed to assign_stack_local.
7999 (assign_parms_unsplit_complex): Likewise.
8000 * except.c (sjlj_build_landing_pads): Likewise.
8002 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8005 * tree-flow.h (add_referenced_var): Return bool instead of void.
8006 * tree-dfa.c (add_referenced_var): Return result of
8007 referenced_var_check_and_insert call.
8008 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8009 of referenced_var_check_and_insert.
8012 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8013 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8014 DIE, don't emit it if abstract origin already has it.
8015 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8016 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8018 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8020 * genpreds.c (needs_variable): Fix parentheses at variable name
8022 (write_tm_constrs_h): Indent generated code.
8024 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8026 * doc/extend.texi (Function Attributes): Add documentation
8029 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8032 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8033 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8035 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8037 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8040 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8043 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8044 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8046 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8048 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8049 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8050 constants instead of magic numbers.
8051 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8053 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8054 (x86_64_ms_abi_int_parameter_registers): Ditto.
8055 (x86_64_int_return_registers): Ditto.
8056 (ix86_maybe_switch_abi): Ditto.
8057 (ix86_expand_call): Ditto for clobbered_registers array.
8058 (ix86_hard_regno_mode_ok): Ditto.
8059 (x86_extended_QIreg_mentioned_p): Ditto.
8061 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8063 PR tree-optimization/39349
8064 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8066 * combine.c (gen_lowpart_for_combine): Use omode when generating
8069 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8071 PR rtl-optimization/39235
8072 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8074 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8076 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8078 2009-03-04 Richard Guenther <rguenther@suse.de>
8080 PR tree-optimization/39362
8081 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8082 that occur in abnormal PHIs should be varying.
8084 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8086 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8088 (simple_iv): Take loop as an argument instead of statement.
8089 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8090 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8092 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8094 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8095 * matrix-reorg.c (analyze_transpose): Ditto.
8096 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8097 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8098 * tree-predcom.c (ref_at_iteration): Ditto.
8099 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8101 2009-03-04 Richard Guenther <rguenther@suse.de>
8103 PR tree-optimization/39358
8104 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8105 escaped_id and callused_id.
8106 (solve_graph): Likewise.
8108 2009-03-04 Richard Guenther <rguenther@suse.de>
8110 PR tree-optimization/39339
8111 * tree-sra.c (try_instantiate_multiple_fields): Make it
8112 no longer ICE on the above.
8114 2009-03-03 Joseph Myers <joseph@codesourcery.com>
8116 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
8117 that fits within Pmode.
8119 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8122 * tm.texi (LIBCALL_VALUE): Update description.
8124 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8127 * doc/extend.texi (section): Update description.
8129 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
8132 * tree-inline.c (remapped_type): New.
8133 (can_be_nonlocal): Call remapped_type instead of remap_type.
8135 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8138 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
8139 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
8141 2009-03-03 Richard Guenther <rguenther@suse.de>
8144 * tree.c (tree_nonartificial_location): New function.
8145 * tree.h (tree_nonartificial_location): Declare.
8146 * builtins.c (expand_builtin_memory_chk): Provide location
8147 of the call location for artificial function pieces.
8148 (maybe_emit_chk_warning): Likewise.
8149 (maybe_emit_sprintf_chk_warning): Likewise.
8150 (maybe_emit_free_warning): Likewise.
8151 * expr.c (expand_expr_real_1): Likewise.
8153 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8155 PR tree-optimization/39343
8156 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
8157 COMPONENT_REF t has ARRAY_TYPE.
8159 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
8162 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
8163 when the type precision of the induction variable should be
8164 larger than the type precision of nit.
8165 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
8166 * graphite.c (graphite_loop_normal_form): Same.
8167 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
8169 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8171 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
8172 (*call_1_rex64_ms_sysv): Use named constants instead of magic
8173 numbers to describe clobbered registers.
8174 (*call_value_0_rex64_ms_sysv): Ditto.
8175 * config/i386/mmx.md (mmx_emms): Ditto.
8178 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
8180 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
8183 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8185 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
8186 (spu_section_type_flags): New function.
8188 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8190 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
8191 reg_class_contents of FLOAT_REGS into a temporary.
8193 2009-03-02 Richard Guenther <rguenther@suse.de>
8194 Ira Rosen <irar@il.ibm.com>
8196 PR tree-optimization/39318
8197 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
8198 information to the vectorized statement.
8200 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
8202 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
8203 variable. Use defined names instead of magic constants for REX SSE
8206 2009-03-01 Richard Guenther <rguenther@suse.de>
8208 PR tree-optimization/39331
8209 * omp-low.c (lower_send_shared_vars): Do not receive new
8210 values for the reference of DECL_BY_REFERENCE parms or results.
8212 2009-03-01 Jan Hubicka <jh@suse.cz>
8215 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
8216 BLOCK_NONLOCALIZED_VAR): New macros.
8217 (tree_block): Add nonlocalized_vars.
8218 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
8219 gen_decl_die): Add origin argument. Allow generation of die with
8220 origin at hand only.
8221 (gen_member_die, gen_type_die_with_usage, force_decl_die,
8222 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
8224 (gen_block_die): Fix checking for unused blocks.
8225 (process_scope_var): Break out from .... ; work with origins only.
8226 (decls_for_scope) ... here; process nonlocalized list.
8227 (dwarf2out_ignore_block): Look for nonlocalized vars.
8228 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
8230 (dump_scope_block): Dump them.
8231 * tree-inline.c (remap_decls): Handle nonlocalized vars.
8232 (remap_block): Likewise.
8233 (can_be_nonlocal): New predicate.
8234 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
8236 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8238 * configure: Regenerate.
8240 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8242 * optc-gen.awk: No need to duplicate option flags twice.
8243 Reuse help texts for duplicate options which do not have any.
8245 * gcc.c (display_help): Document --version.
8247 * gcc.c (main): If print_help_list and verbose_flag, ensure
8248 driver output comes before subprocess output.
8250 * optc-gen.awk: Assign all remaining fields to help string,
8251 space-separated, for multi-line help in *.opt.
8253 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
8254 -Wno-pedantic-ms-format is for MinGW targets only.
8256 * doc/options.texi (Option file format): Fix bad indentation,
8257 restoring dropped sentence.
8259 2009-02-28 Jan Hubicka <jh@suse.cz>
8261 * tree-inline.c (tree_function_versioning): Output debug info.
8263 2009-02-28 Jan Hubicka <jh@suse.cz>
8266 * tree-inline.c (setup_one_parameter): Do not copy propagate
8267 arguments when not optimizing.
8269 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
8272 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8273 (avx_addsubv4df3): Likewise.
8274 (*avx_addsubv4sf3): Likewise.
8275 (sse3_addsubv4sf3): Likewise.
8276 (*avx_addsubv2df3): Likewise.
8277 (sse3_addsubv2df3): Likewise.
8278 (avx_unpckhps256): Correct item selectors.
8279 (avx_unpcklps256): Likewise.
8280 (avx_unpckhpd256): Likewise.
8281 (avx_unpcklpd256): Likewise.
8283 2009-02-28 Jan Hubicka <jh@suse.cz>
8285 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
8287 (copy_arguments_for_versioning): If var is declared don't declare it.
8288 (tree_function_versioning): First setup substitutions and then copy
8291 2009-02-27 Jan Hubicka <jh@suse.cz>
8294 * cgraph.h (varpool_output_debug_info): Remove.
8295 * cgraphunit.c (varpool_output_debug_info): Remove.
8296 * dwarf2out.c (deferred_locations_struct): New struct
8297 (deferred_locations): New type.
8298 (deferred_locations_list): New static var.
8299 (deffer_location): New function.
8300 (gen_variable_die): Use it.
8301 (decls_for_scope): Output info on local static vars.
8302 (dwarf2out_finish): Process deferred locations.
8303 * varpool.c (varpool_output_debug_info): Remove.
8305 2009-02-27 Jan Hubicka <jh@suse.cz>
8308 * tree.h (TREE_PROTECTED): Fix comment.
8309 (BLOCK_HANDLER_BLOCK): Remove.
8310 (struct tree_block): Remove handler_block add body_block.
8311 (inlined_function_outer_scope_p): New.
8312 (is_body_block): Remove.
8313 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
8314 * dwarf2out.c (is_inlined_entry_point): Remove.
8315 (add_high_low_attributes): Use inlined_function_outer_scope_p.
8316 (gen_block_die): Use is_inlined_entry_point check. Remove body block
8318 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
8319 * gimplify.c (gimplify_expr): Gimplify body blocks.
8320 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
8321 block with multiple subblocks.
8322 (dump_scope_block): Prettier output; dump more flags and info.
8323 (dump_scope_blocks): New.
8324 (remove_unused_locals): Use dump_scope_blocks.
8325 * tree-flow.h (dump_scope_blocks): Declare.
8326 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
8327 * stmt.c (is_body_block): Remove.
8328 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
8329 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
8331 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
8334 * graphite.c (graphite_loop_normal_form): Do not call
8335 number_of_iterations_exit from a gcc_assert.
8337 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8339 * config/s390/s390.c (s390_swap_cmp): Look for conditional
8340 jumps if COND is NULL.
8341 (find_cond_jump): New function.
8342 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
8343 * config/s390/s390.md: Remove z10_cobra attribute value.
8345 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
8347 * config/alpha/alpha.h (alpha_expand_mov): Return false if
8348 force_const_mem returns NULL_RTX.
8350 2009-02-26 Jan Hubicka <jh@suse.cz>
8353 * cgraph.h (varpool_output_debug_info): Remove.
8354 * cgraphunit.c (varpool_output_debug_info): Remove.
8355 * dwarf2out.c (deferred_locations_struct): New struct
8356 (deferred_locations): New type.
8357 (deferred_locations_list): New static var.
8358 (deffer_location): New function.
8359 (gen_variable_die): Use it.
8360 (decls_for_scope): Output info on local static vars.
8361 (dwarf2out_finish): Process deferred locations.
8362 * varpool.c (varpool_output_debug_info): Remove.
8364 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
8366 PR rtl-optimization/39241
8367 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8368 to subreg_offset_representable_p.
8370 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8372 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8373 execute function prototype. Get f and nregs from max_reg_num
8374 and get_insns. Remove the first backward pass as it's dead,
8375 guard the forward pass by flag_expensive_optimizations.
8376 (rest_of_handle_regmove): Delete.
8377 (pass_regmove): Replace it with regmove_optimize.
8379 2009-02-25 Martin Jambor <mjambor@suse.cz>
8381 PR tree-optimization/39259
8382 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8383 calls_alloca function flags.
8384 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8387 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8389 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8390 flags_set_1_rtx, flags_set_1_set): Delete.
8391 (regmove_optimize): Do not call mark_flags_life_zones.
8393 2009-02-24 Julian Brown <julian@codesourcery.com>
8396 * config/arm/arm.c (require_pic_register): Only set
8397 cfun->machine->pic_reg once per function.
8399 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8401 * doc/invoke.texi (Link Options): Document an easier way to pass
8402 options that take arguments to the GNU linker using -Xlinker and -Wl.
8404 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8407 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8409 2009-02-24 Richard Guenther <rguenther@suse.de>
8412 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8414 2009-02-24 Richard Guenther <rguenther@suse.de>
8415 Zdenek Dvorak <ook@ucw.cz>
8417 PR tree-optimization/39233
8418 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8419 from converting them to a generic type.
8421 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8423 PR tree-optimization/39260
8424 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8425 contains a condition with a real type.
8426 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8428 2009-02-23 Jason Merrill <jason@redhat.com>
8431 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8432 narrowing_initializer_constant_valid_p.
8433 (narrowing_initializer_constant_valid_p): Don't return
8434 null_pointer_node for adding a pointer to itself.
8436 2009-02-23 Jan Hubicka <jh@suse.cz>
8439 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8442 2009-02-23 Jan Hubicka <jh@suse.cz>
8444 PR tree-optimization/37709
8445 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8446 * tree.h (block_ultimate_origin): Declare.
8447 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8448 * tree-ssa-live.c (remove_unused_scope_block_p):
8449 Eliminate blocks containig no instructions nor live variables nor
8451 (dump_scope_block): New function.
8452 (remove_unused_locals): Enable removal of dead blocks by default;
8453 enable dumping at TDF_DETAILS.
8455 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8457 * config/i386/i386.c (classify_argument): Don't allow COImode
8459 (function_arg_advance_32): Don't allow OImode.
8460 (function_arg_32): Likewise.
8461 (function_value_32): Likewise.
8462 (return_in_memory_32): Likewise.
8463 (function_arg_64): Remove OImode comment.
8465 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8468 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8469 ix86_expand_vector_set for V4DImode in 64bit mode only.
8470 (ix86_expand_vector_init_one_var): Likewise.
8472 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8474 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8476 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8479 * loop-iv.c: Revert last change.
8480 * emit-rtl.c: Likewise.
8482 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8485 * config/i386/i386.c (type_natural_mode): Remove an extra
8486 space in the warning message.
8487 (function_value_32): Handle 32-byte vector modes.
8488 (return_in_memory_32): Likewise.
8490 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8492 * loop-iv.c (truncate_value): New function.
8493 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8495 (lowpart_subreg): Move to...
8496 * emit-rtl.c: ...here.
8498 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8500 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8501 accidental and undocumented change at revision 140860.
8503 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8505 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8506 take gimple_seq * arguments.
8507 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8508 types_compatible_p langhook.
8510 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8511 Joseph Myers <joseph@codesourcery.com>
8513 * config/arm/arm.c (arm_builtin_va_list): New function.
8514 (arm_expand_builtin_va_start): Likewise.
8515 (arm_gimplify_va_arg_expr): Likewise.
8516 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8517 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8518 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8519 (va_list_type): New variable.
8520 (arm_mangle_type): Mangle va_list_type appropriately.
8522 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8525 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8526 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8527 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8528 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8529 parameter to 1000 for -O1 by default.
8530 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8532 * loop-invariant.c: Include params.h.
8533 (move_loop_invariants): Don't call move_single_loop_invariants on
8536 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8538 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8539 offset when calculating bounds for indexing stack_usage_map. Fixes
8540 a buffer overflow with certain target setups.
8542 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8545 * calls.c (expand_call): Clear try_tail_call if caller and callee
8546 disagree in promotion of function return value.
8548 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8551 * c-common.c (c_determine_visibility): If visibility changed and
8552 DECL_RTL has been already set, call make_decl_rtl to update symbol
8555 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8558 * varasm.c (assemble_variable): Don't check DECL_NAME when
8559 globalizing a variable.
8561 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8564 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8565 expression before any __builtin_trap call.
8566 * c-typeck.c (build_function_call): Convert and check function
8567 arguments before generating a call to a trap. Evaluate the
8568 function arguments before the trap.
8570 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8573 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8574 (UNSPEC_FXAM_MEM): New unspec.
8575 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8576 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8577 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8579 2009-02-19 Richard Guenther <rguenther@suse.de>
8581 PR tree-optimization/39207
8582 PR tree-optimization/39074
8583 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8584 storedanything_tree): New.
8585 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8586 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8587 (build_succ_graph): Add edges from STOREDANYTHING to all
8589 (init_base_vars): Initialize STOREDANYTHING.
8590 (compute_points_to_sets): Free substitution info after
8591 building the succ graph.
8592 (ipa_pta_execute): Likewise.
8594 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8596 (do_ds_constraint): Do not add to special var or non-pointer
8598 (type_could_have_pointers): Split out from ...
8599 (could_have_pointers): ... here. For arrays use the element type.
8600 (create_variable_info_for): Initialize may_have_pointers.
8601 (new_var_info): Likewise.
8602 (handle_lhs_call): Make the HEAP variable unknown-sized.
8603 (intra_create_variable_infos): Use a type with pointers for
8604 PARM_NOALIAS, make it unknown-sized.
8606 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8609 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8611 2009-02-18 Jason Merrill <jason@redhat.com>
8614 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8615 value if DECL_EXTERNAL.
8616 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8617 * target.h (gcc_target::binds_local_p): Clarify "module".
8618 * tree.h (TREE_PUBLIC): Clarify "module".
8620 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8623 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8624 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8626 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8629 * c.opt (Wabi): Support C and ObjC.
8632 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8634 * config/i386/i386.c (classify_argument): Warn once about the ABI
8635 change when passing union with long double.
8637 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8639 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8642 * c-parser.c (c_parser_compound_statement): Always enter and leave
8645 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8648 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8650 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8652 PR tree-optimization/36922
8653 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8654 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8657 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8659 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8662 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8664 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8666 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8668 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8671 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8672 Richard Sandiford <rdsandiford@googlemail.com>
8674 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8675 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8676 (loongson_biadd): ...this.
8678 2009-02-17 Richard Guenther <rguenther@suse.de>
8680 PR tree-optimization/39202
8681 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8682 a var make sure to follow existing collapses.
8684 2009-02-17 Richard Guenther <rguenther@suse.de>
8687 * langhooks.c (lhd_print_error_function): Check for NULL block.
8689 2009-02-17 Richard Guenther <rguenther@suse.de>
8691 PR tree-optimization/39204
8692 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8695 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8697 * config/soft-fp/double.h: Update from glibc CVS.
8699 2009-02-17 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/39207
8702 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8703 strict-aliasing warnings for pointers pointing to NULL.
8705 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8708 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8709 skipping until next close brace.
8711 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8714 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8715 to function argument boundary.
8717 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8719 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8720 in the lea_add. Reload eventually constraints it properly.
8721 * config/picochip/constraints.md: Remove the target constraint
8722 "b", since it is not needed anymore.
8724 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8726 * gthr-dce.h: Uglify function parameter and local variable names.
8727 * gthr-gnat.h: Likewise.
8728 * gthr-mipssde.h: Likewise.
8729 * gthr-nks.h: Likewise.
8730 * gthr-posix95.h: Likewise.
8731 * gthr-posix.h: Likewise.
8732 * gthr-rtems.h: Likewise.
8733 * gthr-single.h: Likewise.
8734 * gthr-solaris.h: Likewise.
8735 * gthr-tpf.h: Likewise.
8736 * gthr-vxworks.h: Likewise.
8737 * gthr-win32.h: Likewise.
8739 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.md: Restrict the new peephole2 to move
8743 between MMX/SSE registers.
8745 2009-02-15 Richard Guenther <rguenther@suse.de>
8748 2009-02-13 Richard Guenther <rguenther@suse.de>
8750 * configure.ac: Enable LFS.
8751 * configure: Re-generate.
8752 * config.in: Likewise.
8754 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8756 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8757 spu_srqwbyte, spu_srqwbytebc): Define.
8758 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8759 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8760 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8761 "shrqby_<mode>"): New insn-and-split patterns.
8762 * config/spu/spu.c (expand_builtin_args): Determine and return
8763 number of operands using spu_builtin_description data.
8764 (spu_expand_builtin_1): Use it.
8766 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8769 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8772 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8775 * config/i386/i386.c (override_options): Correct warning
8776 messages for -malign-loops, -malign-jumps and -malign-functions.
8778 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8781 * config/i386/i386.md: Restrict the new peephole2 to move
8782 between the general purpose registers.
8784 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8787 * config/i386/i386.c (type_natural_mode): Add a new argument.
8788 Return the original mode and warn ABI change if vector size is 32byte.
8789 (function_arg_advance): Updated.
8790 (function_arg): Likewise.
8791 (ix86_function_value): Likewise.
8792 (ix86_return_in_memory): Likewise.
8793 (ix86_sol10_return_in_memory): Likewise.
8794 (ix86_gimplify_va_arg): Likewise.
8795 (function_arg_32): Don't warn ABX ABI change here.
8796 (function_arg_64): Likewise.
8798 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8800 * loop-iv.c (implies_p): In the final case, test that operands 0
8801 of the two comparisons match.
8803 * config/bfin/bfin.c (find_prev_insn_start): New function.
8804 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8805 (find_next_insn_start): Move.
8807 2009-02-13 Richard Guenther <rguenther@suse.de>
8809 * configure.ac: Enable LFS.
8810 * configure: Re-generate.
8811 * config.in: Likewise.
8813 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8816 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8817 sizes on syntax error after some arguments have been parsed.
8819 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8821 * doc/invoke.texi (-fira): Remove.
8823 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8825 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8826 * recog.c: Likewise.
8829 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8831 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8832 (umul_ppmm): Likewise.
8833 (count_leading_zeros): Likewise.
8834 (count_trailing_zeros): Likewise.
8835 (UMUL_TIME): Likewise.
8837 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8839 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8840 soft-fp/t-softfp to tmake_file.
8842 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8843 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8844 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8845 IA64_BUILTIN_INFQ]: New.
8846 (ia64_init_builtins): Initialize __builtin_infq,
8847 __builtin_fabsq and __builtin_copysignq if not HPUX.
8848 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8849 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8851 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8853 (__fixtfti): Likewise.
8854 (__fixunstfti): Likewise.
8855 (__floattitf): Likewise.
8857 * config/ia64/libgcc-glibc.ver: New.
8858 * config/ia64/t-fprules-softfp: Likewise.
8859 * config/ia64/sfp-machine.h: Likewise.
8861 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8862 (LIBGCC2_TF_CEXT): Likewise.
8863 (TF_SIZE): Likewise.
8864 (TARGET_INIT_LIBFUNCS): Likewise.
8866 * config/ia64/t-glibc (SHLINB_MAPFILES):
8867 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8869 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8871 * config/i386/i386.c (construct_container): Rewrite processing
8872 BLKmode with X86_64_SSE_CLASS.
8874 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8877 * config/i386/i386.md: Replace simplify_replace_rtx with
8878 replace_rtx in the new peephole2.
8880 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8882 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8883 loop unrolling do not happen at -O2.
8885 2009-02-12 Michael Matz <matz@suse.de>
8887 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8889 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8891 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8894 2009-02-12 Ben Elliston <bje@au.ibm.com>
8896 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8897 patterns when updating the back chain. Missed in the 2009-02-10
8900 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8902 * doc/extend.texi (Decimal Floating Types): Update identifier of
8903 draft TR and list of missing support.
8905 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8908 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8909 bit to variable length decl's flags, add it also to its
8910 pointer replacement variable.
8912 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8913 Jakub Jelinek <jakub@redhat.com>
8916 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8917 (memory_blockage): New expander.
8918 (*memory_blockage): New insn pattern.
8919 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8920 instead of general blockage at the end of function prologue when
8921 frame pointer is used to access red zone area. Do not emit blockage
8922 when profiling, it is emitted in generic code.
8923 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8924 function epilogue when frame pointer is used to access red zone area.
8926 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8929 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8930 by arithmetic with memory operands.
8931 * config/i386/predicates.md (commutative_operator): New.
8933 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8935 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8938 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8940 * alias.h (record_alias_subset): Declare.
8941 * alias.c (record_alias_subset): Make global.
8943 2009-02-10 Nick Clifton <nickc@redhat.com>
8945 * tree-parloops.c: Change license to GPLv3.
8946 * ipa-struct-reorg.c: Change license to GPLv3.
8947 * ipa-struct-reorg.h: Change license to GPLv3.
8949 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8952 * c-decl.c (start_struct): Return NULL on error.
8954 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8957 * cfgloopmanip.c (remove_path): Call remove_bbs after
8958 cancel_loop_tree, not before it.
8961 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8962 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8963 VAR_DECLs were seen.
8964 * tree-ssa-live.c (remove_unused_locals): Recompute
8965 cfun->has_local_explicit_reg_vars.
8966 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8967 copies or clearings if cfun->has_local_explicit_reg_vars.
8969 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8972 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8973 of function prologue when frame pointer is used to access
8976 2009-02-10 Richard Guenther <rguenther@suse.de>
8979 * gimplify.c (gimple_regimplify_operands): Always look if
8980 we need to create a temporary.
8982 2009-02-10 Richard Guenther <rguenther@suse.de>
8984 PR tree-optimization/39132
8985 * tree-loop-distribution.c (todo): New global var.
8986 (generate_memset_zero): Trigger TODO_rebuild_alias.
8987 (tree_loop_distribution): Return todo.
8989 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8992 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8993 (x86_64_reg_class_name): Removed.
8994 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8995 first one isn't X86_64_SSE_CLASS or any other ones aren't
8996 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8997 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8998 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8999 and 3 X86_64_SSEUP_CLASS.
9000 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
9001 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
9003 2009-02-10 Ben Elliston <bje@au.ibm.com>
9005 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9006 form instruction to update the stack back chain word, even if the
9007 user has disabled the generation of update instructions.
9008 (movdi_<mode>_update_stack): New.
9009 (movsi_update_stack): Likewise.
9010 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9011 always use an update form instruction to update the stack back
9014 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9017 * graphite.c (if_region_set_false_region): After moving a region in
9018 the false branch of a condition, remove the empty dummy basic block.
9019 (gloog): Remove wrong fix for PR38953.
9021 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9023 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9024 generation due to implicit sign extension.
9026 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9029 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9030 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9032 2009-02-09 Richard Guenther <rguenther@suse.de>
9035 * convert.c (convert_to_real): Disable (float)fn((double)x)
9036 to fnf(x) conversion if errno differences may occur and
9037 -fmath-errno is set.
9039 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9041 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9042 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9043 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9045 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9048 * c-common.c (handle_alias_attribute): Disallow attribute for
9049 anything not a FUNCTION_DECL or VAR_DECL.
9051 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9054 * real.c (do_compare): Special-case compare of zero against
9055 decimal float value.
9057 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9060 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9061 as indicating flexible array members unless the field itself is
9062 being declarared as the incomplete array.
9064 2009-02-06 Jan Hubicka <jh@suse.cz>
9066 PR tree-optimization/38844
9067 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9070 2009-02-06 Richard Guenther <rguenther@suse.de>
9073 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9074 fork because we may expand it as __gcov_fork.
9076 2009-02-06 Nick Clifton <nickc@redhat.com>
9078 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9080 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9082 PR tree-optimization/35659
9083 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9084 vn_phi_eq): Shortcut if hashcode does not match.
9085 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9087 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9088 and avoid iterative_hash_expr.
9089 (FOR_EACH_VALUE_ID_IN_SET): New.
9090 (value_id_compare): Remove.
9091 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9092 sort expressions by value id.
9094 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9097 * config/sh/predicates.md (general_movsrc_operand): Don't check
9098 the subreg of system registers here.
9100 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9103 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9106 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9108 PR rtl-optimization/39110
9109 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9110 addresses, not aligned ones.
9112 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9113 Richard Guenther <rguenther@suse.de>
9115 PR tree-optimization/39100
9116 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
9117 comment says and add edges.
9119 2009-02-05 Joseph Myers <joseph@codesourcery.com>
9122 * c-common.c (handle_tls_model_attribute): Ignore attribute for
9123 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
9125 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
9127 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
9128 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
9129 register_bb_in_sese, new_sese, free_sese): Moved.
9130 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
9131 outermost_loop_in_scop, build_scop_iteration_domain,
9132 expand_scalar_variables_ssa_name, get_vdef_before_scop,
9133 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
9134 Use loop_in_sese_p instead of loop_in_scop_p.
9135 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
9136 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
9137 (scopdet_basic_block_info): Fix bug in scop detection.
9138 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
9139 eq_loop_to_cloog_loop): Remove.
9140 (nb_loops_around_loop_in_scop, nb_loop
9141 ref_nb_loops): Moved here...
9142 * graphite.h (ref_nb_loops): ... from here.
9143 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
9144 (loop_domain_dim, loop_iteration_vector_dim): Remove.
9145 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
9146 * testsuite/gcc.dg/graphite/scop-19.c: New
9148 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
9149 Hans-Peter Nilsson <hp@axis.com>
9151 PR rtl-optimization/37889
9152 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
9153 Move offset handling from PLUS to before the switch. Use new
9154 arguments when considering SYMBOL_REFs too.
9155 (rtx_addr_can_trap_p): Pass dummy offset and size.
9156 (enum may_trap_p_flags): Remove.
9157 (may_trap_p_1): Pass size from MEM_SIZE.
9159 PR rtl-optimization/38921
9160 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
9161 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
9162 * rtlanal.c (may_trap_after_code_motion_p): Delete.
9163 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
9165 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
9167 AVX Programming Reference (January, 2009)
9168 * config/i386/sse.md (*vpclmulqdq): New.
9170 2009-02-04 Jakub Jelinek <jakub@redhat.com>
9172 PR tree-optimization/38977
9173 PR gcov-profile/38292
9174 * calls.c (special_function_p): Disregard __builtin_ prefix.
9176 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
9178 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
9179 non-indexable addresses even before reload.
9181 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9184 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
9185 as having variable size. Do not give an error for unnamed
9186 parameters with [*] declarators. Give a warning for type names
9187 with [*] declarators and mark them as variable size.
9188 * c-parser.c (c_parser_sizeof_expression): Do not give an error
9189 for sizeof applied to [*] type names.
9191 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9194 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
9196 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9198 * gcc.c (process_command): Update copyright notice dates.
9199 * gcov.c (print_version): Likewise.
9200 * gcov-dump.c (print_version): Likewise.
9201 * mips-tfile.c (main): Likewise.
9202 * mips-tdump.c (main): Likewise.
9204 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9207 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
9208 for composite type involving a zero-length array type.
9210 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9213 * function.c (match_asm_constraints_1): Skip over
9214 initial optional % in the constraint.
9217 * c-parser.c (c_parser_postfix_expression): If fixed point is not
9218 supported, don't accept FIXED_CSTs.
9219 * c-decl.c (finish_declspecs): Error if fixed point is not supported
9220 and _Sat is used without _Fract/_Accum. Set specs->type to
9221 integer_type_node for cts_fract/cts_accum if fixed point is not
9224 2009-02-02 Catherine Moore <clm@codesourcery.com>
9226 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
9228 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
9230 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
9231 (ABI_HAS_64BIT_SYMBOLS): Use it.
9232 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
9234 2009-02-02 Paul Brook <paul@codesourcery.com>
9236 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
9238 2009-02-02 Jakub Jelinek <jakub@redhat.com>
9241 * recog.h (asm_operand_ok): Add constraints argument.
9242 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
9243 recurse on matching constraint.
9244 (check_asm_operands): Pass constraints as 3rd argument to
9245 asm_operand_ok. Don't look up matching constraint here.
9246 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
9249 2009-02-02 Ben Elliston <bje@au.ibm.com>
9251 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
9252 TARGET_NARROW_VOLATILE_BITFIELD macro names.
9254 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9256 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
9257 information. Remove some obsolete information. Reorganize.
9259 * config/pa/fptr.c: Revert license to GPL 2.
9260 * config/pa/milli64.S: Likewise.
9262 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9265 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
9266 LIBRARY name in, instead of hard-coding it.
9267 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
9268 extra target make frag to tmake_files according to EH model.
9269 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
9270 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
9271 frags that define makefile variable EH_MODEL appropriately.
9272 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
9273 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
9274 to "-sjlj" according to type of EH configured.
9275 (LIBGCC_SONAME): Concatenate it to shared library base name.
9276 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
9277 to "_sjlj" according to type of EH configured.
9278 (LIBGCC_SONAME): Concatenate it to shared library base name.
9279 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
9280 (SHLIB_LINK): Add missing semicolon to if-else construct.
9281 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9282 string value of "pe_dll" command-line option.
9283 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
9284 (SHLIB_SONAME): Use it when overriding t-cygming default.
9285 (SHLIB_IMPLIB): Override t-cygming default.
9286 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9287 string value of "pe_dll" command-line option.
9289 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9292 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
9293 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
9295 2009-01-31 Richard Guenther <rguenther@suse.de>
9297 PR tree-optimization/38937
9298 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
9299 computing the transitive closure.
9301 2009-01-30 Richard Guenther <rguenther@suse.de>
9303 PR tree-optimization/39041
9304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9305 Propagate variable indices only if the types match for this stmt.
9307 2009-01-30 Jakub Jelinek <jakub@redhat.com>
9310 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
9311 inline but never defined.
9313 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
9315 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
9316 (*insv_h_di_reg_extimm): New insn.
9317 (*insv_l<mode>_reg_extimm): New insn.
9319 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9321 * config/picochip/picochip.c (flag_conserve_stack): set
9322 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
9323 fconserve-stack. Reduce call-overhead used by inliner.
9325 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9328 * common.opt (flag_conserve_stack): Initialised to zero.
9330 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
9333 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
9334 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
9337 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
9339 * ira-color.c (allocno_reload_assign): Update comments.
9340 * regmove.c (regmove_optimize): Likewise.
9344 2009-01-29 Robert Millan <rmh@aybabtu.com>
9346 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
9347 * config/i386/kopensolaris-gnu.h: New file. Undefine
9348 `MD_UNWIND_SUPPORT'.
9349 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
9351 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
9353 PR tree-optimization/39007
9354 * tree-loop-distribution.c (generate_builtin): Use
9355 recompute_dominator to compute the immediate dominator of the
9356 basic block just after the loop.
9358 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9360 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
9361 (ASM_OUTPUT_DWARF_PCREL): Define.
9363 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
9365 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
9366 * doc/passes.texi: Remove entries about regclass, local-alloc, and
9367 global. Modify entries about regmove and IRA.
9369 * ra-conflict.c: Remove the file.
9371 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9373 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9374 (pass_regclass_init): Rename to pass_reginfo_init.
9376 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9378 * toplev.h (flag_ira): Remove.
9380 * caller-save.c (setup_save_areas): Remove flag_ira.
9382 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9384 * global.c: Remove the file.
9386 * opts.c (decode_options): Remove flag_ira.
9388 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9390 * regmove.c: Modify file description.
9391 (find_use_as_address, try_auto_increment): Define them only if
9392 AUTO_INC_DEC is defined.
9393 (replacement_quality, replace_in_call_usage, fixup_match_1,
9394 stable_and_no_regs_but_for_p): Remove.
9395 (reg_set_in_bb): Make it static.
9396 (regmove_optimize): Remove flag_ira and code which worked for
9399 * local-alloc.c: Remove the file.
9401 * common.opt (fira): Remove.
9403 * ira.c: Include except.h.
9404 (eliminable_regset): Move from global.c.
9405 (mark_elimination): Ditto. Remove flag_ira.
9406 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9407 equiv_mem_modified, validate_equiv_mem_from_store,
9408 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9409 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9410 no_equiv, recorded_label_ref): Move from local-alloc.c.
9411 (update_equiv_regs): Ditto. Make it static.
9412 (print_insn_chain, print_insn_chains): Move it from global.c.
9413 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9414 (build_insn_chain): Ditto. Make it static.
9415 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9416 Rename to init_live_subregs.
9417 (gate_ira): Remove flag_ira.
9419 * regclass.c: Rename reginfo.c. Change file description.
9420 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9421 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9422 (init_reg_sets_1): Remove code for evaluation of
9423 reg_class_superclasses and losing_caller_save_reg_set.
9424 (init_regs): Remove init_reg_autoinc.
9425 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9426 ok_for_base_p_nonstrict): Remove.
9427 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9428 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9429 corresponding entries.
9430 (dump_regclass, record_operand_costs, scan_one_insn,
9431 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9432 record_address_regs, auto_inc_dec_reg_p): Remove.
9433 (gt-regclass.h): Rename to gt-reginfo.h.
9435 * rtl.h (dump_global_regs, retry_global_alloc,
9436 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9438 * Makefile.in (RA_H): Remove.
9439 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9440 Rename regclass.o to reginfo.o.
9441 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9443 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9444 (GTFILES): Rename regclass.c to reginfo.c.
9446 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9447 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9449 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9450 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9452 (finish_spills): Ditto. Remove code for !flag_ira.
9454 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9457 * doc/invoke.texi (rtl debug options): Complete rewrite.
9458 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9460 * mode-switching.c (pass_mode_switching): Rename pass from
9461 "mode-sw" to "mode_sw".
9462 * except.c (pass_convert_to_eh_ranges): Rename pass from
9463 "eh-ranges" to "eh_ranges".
9464 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9468 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9469 Alexander Monakov <amonakov@ispras.ru>
9472 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9474 (move_exprs_to_boundary): Change return type and pass through
9475 should_move from move_op. Relax assert. Update usage ...
9476 (schedule_expr_on_boundary): ... here. Use should_move instead of
9478 (move_op_orig_expr_found): Indicate that insn was disconnected from
9480 (code_motion_process_successors): Do not call after_merge_succs
9481 callback if original expression was not found when traversing any of
9483 (code_motion_path_driver): Change return type. Update prototype.
9484 (move_op): Update comment. Add a new parameter (should_move). Update
9485 prototype. Set *should_move based on indication provided by
9486 move_op_orig_expr_found.
9488 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9490 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9491 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9492 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9493 * config/rs6000/rs6000.c (rs6000_override_options): Default
9494 avoid-indexed-addresses on for Power6, off for everything else.
9495 (avoiding_indexed_address_p): New function.
9496 (rs6000_legitimize_address): Use it.
9497 (rs6000_legitimate_address): Likewise.
9498 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9500 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9502 PR tree-optimization/38997
9503 * tree-loop-distribution.c (generate_memset_zero): Use
9504 POINTER_PLUS_EXPR for a pointer addition.
9506 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9508 * config/s390/s390.md (bswap<mode>2): New pattern added.
9510 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9512 * config/s390/s390.md (*tls_load_31): Added type attribute.
9514 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9516 * config/s390/s390.md: Fix a few comments.
9518 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9520 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9521 (*tm<mode>_full): Fixed z10prop attribute.
9522 (*tst<mode>_extimm): Fixed z10prop attribute.
9523 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9524 (*tstqiCCT_cconly): Fixed z10prop attribute.
9525 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9526 (*movsi_larl): Fixed z10prop attribute.
9527 (*movsi_zarch): Fixed z10prop attribute.
9528 (*movsi_eas): Fixed z10prop attribute.
9529 (*movhi): Fixed z10prop attribute.
9530 (*movqi): Fixed z10prop attribute.
9531 (*movstrictqi): Fixed z10prop attribute.
9532 (*mov<mode>): Fixed z10prop attribute.
9533 (*movcc): Fixed z10prop attribute.
9534 (*sethighpartdi_64): Fixed z10prop attribute.
9535 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9536 (*negdi2_sign_cc): Fixed z10prop attribute.
9537 (*negdi2_sign): Fixed z10prop attribute.
9538 (*absdi2_sign_cc): Fixed z10prop attribute.
9539 (*absdi2_sign): Fixed z10prop attribute.
9540 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9541 (*negabsdi2_sign): Fixed z10prop attribute.
9542 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9543 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9544 (doloop_si64): Fixed z10prop attribute.
9545 (doloop_si31): Fixed z10prop attribute.
9546 (doloop_long): Fixed z10prop attribute.
9547 (indirect_jump): Fixed z10prop attribute.
9548 (nop): Fixed z10prop attribute.
9549 (main_base_64): Fixed z10prop attribute.
9550 (reload_base_64): Fixed z10prop attribute.
9552 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9554 PR rtl-optimization/38740
9555 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9557 * config/mips/mips.c (mips_reorg): Likewise.
9559 2009-01-28 Richard Guenther <rguenther@suse.de>
9561 PR tree-optimization/38926
9562 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9563 with the correct value id to a value.
9564 (do_regular_insertion): Use the value number of edoubleprime
9565 for the value number of the expr.
9568 2008-08-21 Richard Guenther <rguenther@suse.de>
9570 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9571 a PHI ask VN if it is already available.
9572 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9573 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9575 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9578 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9579 set to varying whenever max has TREE_OVERFLOW set, similarly
9580 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9582 2009-01-28 Richard Guenther <rguenther@suse.de>
9585 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9586 uninitialized aggregate uses in call arguments.
9588 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9590 PR tree-optimization/38984
9591 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9592 the nothing_id variable if -fno-delete-null-pointer-checks.
9594 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9597 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9598 (set_got_offset_rex64): Ditto.
9600 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9603 * doc/extend.texi: Improve local variable with asm reg.
9605 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9607 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9608 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9609 was not supplied then set warn_packed_bitfield_compat to the
9611 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9614 2009-01-27 Richard Guenther <rguenther@suse.de>
9616 PR tree-optimization/38503
9617 * cfgexpand.c (expand_gimple_basic_block): Ignore
9618 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9619 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9620 variables that cannot have TBAA applied.
9621 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9624 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9627 * calls.c (initialize_argument_information): Do not wrap complex
9628 arguments in SAVE_EXPR.
9630 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9632 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9633 (INSTALL_LIBGCC): Revert typo commit.
9635 2009-01-26 Richard Guenther <rguenther@suse.de>
9637 PR tree-optimization/38745
9638 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9639 from special handling.
9641 2009-01-26 Richard Guenther <rguenther@suse.de>
9643 PR tree-optimization/38745
9644 * tree-ssa.c (execute_update_addresses_taken): Do not include
9645 variables that cannot possibly be a register in not_reg_needs.
9646 Do not clear TREE_ADDRESSABLE on vars that may not become
9648 * tree-ssa.c (update_alias_info_1): Include those in the set
9649 of addressable vars.
9651 2009-01-26 Richard Guenther <rguenther@suse.de>
9654 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9655 * tree-ssa-dse.c: Include langhooks.h
9656 (execute_simple_dse): Remove stores with zero size.
9658 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9661 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9664 2009-01-24 Julian Brown <julian@codesourcery.com>
9666 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9667 config/arm/linux-atomic.c.
9668 * config/arm/linux-atomic.c: New.
9670 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9672 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9673 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9674 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9676 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9679 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9682 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9684 PR tree-optimization/38953
9685 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9686 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9687 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9688 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9691 2009-01-24 Paul Brook <paul@codesourcery.com>
9693 * config/arm/neon.md (neon_type): Move to arm.md.
9694 (neon_mov<VSTRUCT>): Add neon_type attribute.
9695 * config/arm/arm.md (neon_type): Move to here.
9696 (conds): Add "unconditioal" and use as default for NEON insns.
9698 2009-01-24 Ben Elliston <bje@au.ibm.com>
9700 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9701 void *' warning from -Wc++-compat.
9702 * Makefile.in (dominance.o-warn): Remove.
9704 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9706 PR tree-optimization/38932
9707 * fold-const.c (fold_unary_ignore_overflow): New.
9708 * tree.h (fold_unary_ignore_overflow): Declare.
9709 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9710 * tree-ssa-sccvn.c (visit_reference_op_load,
9711 simplify_unary_expression): Likewise.
9713 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9715 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9716 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9717 regardless of their type.
9718 * c-common.c (handle_packed_attribute): Don't ignore packed on
9720 * c.opt (Wpacked-bitfield-compat): New warning option.
9721 * stor-layout.c (place_field): Warn if offset of a field changed.
9722 * doc/extend.texi (packed): Mention the ABI change.
9723 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9724 (Warning Options): Add it to the list.
9726 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9728 * c-opts.c (c_common_post_options): Fix a typo in comments.
9730 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9733 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9734 variables to static.
9735 * doc/invoke.texi (-fmerge-all-constants): Update description.
9737 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9741 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9743 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9745 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9747 (LOCAL_ALIGNMENT): Similarly.
9749 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9750 Joseph Myers <joseph@codesourcery.com>
9752 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9753 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9754 * config/arm/arm-tune.md: Regenerate.
9755 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9758 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9760 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9761 version number to five.
9763 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9766 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9767 * c-common.c (set_underlying_type): Likewise.
9768 (is_typedef_decl ): Likewise
9770 (set_underlying_type): Likewise.
9771 (is_typedef_type): Likewise.
9773 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9776 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9779 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9782 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9783 (LIBGCC_SPEC): Don't define.
9784 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9786 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9788 PR rtl-optimization/38879
9789 * alias.c (base_alias_check): Unaligned access via AND address can
9790 alias all surrounding object types except those with sizes equal
9791 or wider than the size of unaligned access.
9793 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9796 * c-decl.c (clone_underlying_type): Move this ...
9797 * c-common.c (set_underlying_type): ... here.
9798 Also, make sure the function properly sets TYPE_STUB_DECL() on
9799 the newly created typedef variant type.
9800 (is_typedef_decl ): New entry point.
9801 * tree.h: Added a new member member_types_needing_access_check to
9802 struct tree_decl_non_common.
9803 (set_underlying_type): New entry point.
9804 (is_typedef_type): Likewise.
9806 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9808 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9809 Check whether two instructions have memory references that
9810 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9811 are helper functions for traversing.
9812 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9813 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9814 not to draw dependency edge for instructions with non-conflicting
9817 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9820 * longlong.h: Update copyright years. Use soft-fp license notice.
9821 Sync __clz_tab declaration with glibc.
9823 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9826 * doc/extend.texi (syscall_linkage): New.
9827 (version_id): Modify.
9829 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9830 Richard Guenther <rguenther@suse.de>
9832 PR tree-optimization/38747
9833 PR tree-optimization/38748
9834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9835 conversion if the base address is an indirect reference and the
9836 aliasing sets could cause issues.
9838 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9840 * common.opt (fgraphite, fgraphite-identity): Add comment for
9841 explaining why these options are not documented.
9843 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9845 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9846 gimple_call_lhs is NULL.
9848 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9851 * emit-rtl.c (adjust_address_1): Make sure memref is never
9854 2009-01-20 Ben Elliston <bje@au.ibm.com>
9856 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9857 const qualifier from arg parameter. Remove unnecessary cast to char *.
9858 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9859 const qualifier from arg 2.
9861 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9863 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9865 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9868 * rtl.h (reinit_regs): New prototype.
9869 * regclass.c: Include ira.h.
9871 * Makefile.in (regclass.o): Add ira.h.
9872 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9874 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9877 * c-common.c (handle_aligned_attribute): Use
9878 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9879 default alignment value.
9881 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9883 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9884 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9886 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9887 __BIGGEST_ALIGNMENT__.
9889 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9891 2009-01-18 Richard Guenther <rguenther@suse.de>
9893 PR tree-optimization/38819
9894 * tree-flow.h (operation_could_trap_helper_p): Declare.
9895 * tree-eh.c (operation_could_trap_helper_p): Export.
9896 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9897 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9898 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9899 are about to insert a possibly trapping instruction and fail
9902 2009-01-18 Andreas Schwab <schwab@suse.de>
9904 * doc/install.texi (Configuration): Remove obsolete paragraph
9905 about use of --with-gnu-ld with --with-gnu-as.
9907 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9909 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9910 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9911 Follow spelling conventions.
9913 2009-01-18 Ben Elliston <bje@au.ibm.com>
9915 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9916 C++ warning about implicit conversion from void * to struct
9918 (bitmap_obstack_free): Likewise for bitmap_element *.
9919 * Makefile.in (bitmap.o-warn): Remove.
9921 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9923 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9925 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9926 Tobias Grosser <tobi.grosser@amd.com>
9928 * graphite.c (graphite_trans_scop_block): Do not block single
9931 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9933 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9934 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9935 test with assertion.
9937 2009-01-16 Richard Guenther <rguenther@suse.de>
9939 PR tree-optimization/38835
9941 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9942 and INT + PTR -> (INT)(PTR p+ INT) folding.
9943 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9945 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9948 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9949 the subreg from a lowpart subreg if it is also casting the value.
9951 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9952 Tobias Grosser <tobi.grosser@amd.com>
9954 * graphite.c (compare_prefix_loops): New.
9955 (build_scop_canonical_schedules): Rewritten.
9956 (graphite_transform_loops): Move build_scop_canonical_schedules
9957 after build_scop_iteration_domain.
9959 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9960 Tobias Grosser <tobi.grosser@amd.com>
9962 * graphite.c (add_conditions_to_domain): Add the loops to
9963 the dimension of the iteration domain. Do copy the domain
9964 only when it exists.
9965 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9966 (add_conditions_to_constraints): New.
9967 (can_generate_code_stmt, can_generate_code): Removed.
9968 (gloog): Do not call can_generate_code.
9969 (graphite_transform_loops): Call add_conditions_to_constraints
9970 after building the iteration domain.
9972 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9974 PR tree-optimization/38789
9975 * tree-ssa-threadedge.c
9976 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9977 __builtin_constant_p.
9979 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9981 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9982 examined before deleting them.
9984 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9986 * function.c (aggregate_value_p): Correctly extract the function
9987 type from CALL_EXPR_FN lookup.
9989 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9991 * config/picochip/picochip.c (picochip_override_options): Revert
9992 CFI asm flag disable commited previously.
9994 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9995 Tobias Grosser <tobi.grosser@amd.com>
9996 Jan Sjodin <jan.sjodin@amd.com>
9998 * graphite.c (scan_tree_for_params): On substractions negate
9999 all the coefficients of the term.
10000 (clast_to_gcc_expression_red): New. Handle reduction expressions
10001 of more than two operands.
10002 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
10003 (get_vdef_before_scop): Handle also the case of default definitions.
10005 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10007 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10008 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10009 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10011 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10012 Joey Ye <joey.ye@intel.com>
10014 PR middle-end/37843
10015 * cfgexpand.c (expand_stack_alignment): Don't update stack
10016 boundary nor check incoming stack boundary here.
10017 (gimple_expand_cfg): Update stack boundary and check incoming
10018 stack boundary here.
10020 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10022 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10024 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10026 PR rtl-optimization/38245
10027 * calls.c (expand_call): Add stack arguments to
10028 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10029 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10030 in regs and partially in memory or BLKmode arguments.
10031 (emit_library_call_value_1): Add stack arguments to
10032 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10033 ACCUMULATE_OUTGOING_ARGS).
10034 * dce.c: Include tm_p.h.
10035 (find_call_stack_args): New function.
10036 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10038 (mark_insn): Call find_call_stack_args for CALL_Ps.
10039 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10040 forwards. Allocate and free arg_stores bitmap if needed, pass it
10041 down to deletable_insn_p, don't mark stores set in arg_stores
10042 bitmap, clear the bitmap at the beginning of each bb.
10043 * Makefile.in (dce.o): Depend on $(TM_P_H).
10045 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10048 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10049 to make sure the insn is a conditional test (bug 22599). Reformat a
10052 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10054 PR middle-end/38431
10055 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10056 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10057 (gloog): Do not call cleanup_tree_cfg.
10058 (graphite_transform_loops): Call cleanup_tree_cfg after all
10059 scops have been code generated.
10061 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10062 * doc/gty.texi (Invoking the garbage collector): Added new node
10063 and section documenting ggc_collect.
10065 2009-01-14 Richard Guenther <rguenther@suse.de>
10067 PR tree-optimization/38826
10068 PR middle-end/38477
10069 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10070 initialization notes only if we actually emitted a warning.
10071 (intra_create_variable_infos): Add constraints for a result decl
10072 that is passed by hidden reference.
10073 (build_pred_graph): Mark all related variables non-direct on
10076 2009-01-14 Nick Clifton <nickc@redhat.com>
10078 * ira-conflicts.c: Include addresses.h for the definition of
10080 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10081 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10083 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10086 * Makefile.in (ira-lives.o): Add except.h.
10088 * ira-lives.c: Include except.h.
10089 (process_bb_node_lives): Process can_throw_internal.
10091 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10093 PR rtl-optimization/38774
10094 * combine.c (simplify_set): When undoing cc_use change, don't do
10095 PUT_CODE on the newly created comparison, but instead put back the
10098 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10100 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10101 values. Remove duplicate arm8 entry.
10103 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10105 PR tree-optimization/38786
10106 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10107 the SSA_NAME case of expand_scalar_variables_expr.
10108 Set the type of an expression to the type of its assign statement.
10109 (expand_scalar_variables_expr): Also gather the scalar computation
10110 used to index the memory access. Do not pass loop_p.
10111 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10112 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10113 the gimple_stmt_iterator where it inserts new code.
10114 Do not pass loop_p.
10115 (copy_bb_and_scalar_dependences): Do not pass loop_p.
10116 (translate_clast): Update call to copy_bb_and_scalar_dependences.
10118 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10120 * graphite.h (debug_value): Removed.
10121 * graphite.c (debug_value): Removed.
10123 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10125 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
10126 ldrd/strd with two 32-bit instructions.
10128 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10130 * config/arm/arm.c (struct processors): Pass for speed down into
10131 cost helper functions.
10132 (const_ok_for_op): Handle COMPARE and inequality nodes.
10133 (arm_rtx_costs_1): Rewrite.
10134 (arm_size_rtx_costs): Update prototype.
10135 (arm_rtx_costs): Pass speed down to helper functions.
10136 (arm_slowmul_rtx_costs): Rework cost calculations.
10137 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
10138 (arm_9e_rtx_costs): Likewise.
10140 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
10142 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
10143 relocations of local symbols wider than UNITS_PER_WORD are not valid.
10144 (alpha_legitimize_address): Do not split local symbols wider than
10145 UNITS_PER_WORD into HIGH/LO_SUM parts.
10147 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
10150 * gcc.c (process_command): Replace call to execvp with calls
10151 to pex_one and exit.
10153 2009-01-03 Anatoly Sokolov <aesok@post.ru>
10156 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
10157 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
10158 variant for devices with 3-byte PC.
10159 (__tablejump_elpm__): New.
10161 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10164 * c-parser.c (c_parser_postfix_expression): Allow `->' in
10165 offsetof member-designator, handle it as `[0].'.
10167 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10169 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
10170 function when not using named sections on targets with named sections
10171 if branch distance is less than 262132.
10173 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
10175 * combine.c (combine_instructions): Recompute
10176 optimize_this_for_speed_p for each BB in the main combine loop.
10178 2009-01-12 Tomas Bily <tbily@suse.cz>
10181 * tree-loop-distribution.c (prop_phis): New function.
10182 (generate_builtin): Call prop_phis.
10183 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
10185 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10187 PR tree-optimization/38807
10188 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
10189 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
10191 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10193 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10194 subreg of op0 to the original op0.
10196 2009-01-11 Laurent GUERBY <laurent@guerby.net>
10198 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
10200 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
10203 * mips-tfile.c (parse_def): Fix parsing of def strings
10204 starting with digits.
10206 2009-01-10 Jakub Jelinek <jakub@redhat.com>
10209 * config/arm/arm.c (arm_is_long_call_p): Don't call
10210 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
10212 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
10214 * regrename.c (regrename_optimize): Fix dumping.
10215 (find_oldest_value_reg): Preserve REG_POINTER.
10216 (copy_hardreg_forward_1): Likewise.
10218 2009-01-09 Diego Novillo <dnovillo@google.com>
10220 * gimple.h (struct gimple_statement_base) <uid>: Document
10221 the restrictions on its use.
10222 (gimple_uid): Tidy.
10223 (gimple_set_uid): Tidy.
10225 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10227 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
10228 zero guard even if align_bytes != 0 and count is smaller than
10231 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
10233 PR rtl-optimization/38495
10234 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
10235 (add_range_and_copies_from_move_list): Print all added ranges.
10236 Add ranges to memory optimized destination.
10238 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10242 * config/i386/i386.c (override_options): Reject
10243 -mstringop-strategy=rep_8byte with -m32.
10244 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
10245 to 1. Do count comparison against epilogue_size_needed at compile
10246 time even when count_exp was constant forced into register. For
10247 size_needed don't jump to epilogue, instead just avoid aligning
10248 and invoke the body algorithm. If need_zero_guard, add zero guard
10249 even if count is non-zero, but smaller than size_needed + number of
10250 bytes that could be stored for alignment.
10251 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
10252 to 1. If need_zero_guard, add zero guard even if count is non-zero,
10253 but smaller than size_needed + number of bytes that could be stored
10254 for alignment. Compare size_needed with epilogue_size_needed instead
10255 of desired_align - align, don't adjust size_needed, pass
10256 epilogue_size_needed to the epilogue expanders.
10259 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
10261 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10263 * pa.c (last_address): Change to unsigned.
10264 (update_total_code_bytes): Change argument to unsigned. Don't
10265 check if insn addresses are set.
10266 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
10267 addresses are not set.
10268 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
10270 2009-01-09 Nick Clifton <nickc@redhat.com>
10272 * config/sh/symbian.c: Replace uses of DECL_INLINE with
10273 DECL_DECLARED_INLINE_P.
10275 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10277 PR middle-end/38347
10278 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
10279 GET_MODE (op0) in operand_subword_force calls.
10281 PR middle-end/38771
10282 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
10283 fold_convert arg0 operands to TREE_TYPE (op0) first.
10285 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
10287 * params.def (ira-max-conflict-table-size): Decrease default value
10290 2009-01-08 Jakub Jelinek <jakub@redhat.com>
10292 PR tree-optimization/37031
10293 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
10295 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
10296 allocate it using gc instead of heap, use VEC_quick_push instead of
10298 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
10299 instead of heap, use VEC_quick_push instead of VEC_safe_push.
10300 * tree-data-ref.h (struct access_matrix): Change matrix to gc
10301 allocated vector from heap allocated.
10302 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
10303 * tree-loop-linear.c (linear_transform_loops): Allocate nest
10304 vector only after perfect_loop_nest_depth call.
10306 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
10307 Jan Sjodin <jan.sjodin@amd.com>
10309 PR tree-optimization/38559
10310 * graphite.c (debug_value, copy_constraint,
10311 swap_constraint_variables, scale_constraint_variable, ): New.
10312 (get_lower_bound, get_upper_bound): Removed.
10313 (graphite_trans_bb_strip_mine): Clean up this code that works
10314 only for constant number of iterations. Fully copy upper and
10315 lower bound constraints, not only the constant part of them.
10316 * graphite.h (debug_value): Declared.
10318 2009-01-08 Ira Rosen <irar@il.ibm.com>
10320 PR tree-optimization/37194
10321 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
10322 Don't add the cost of cost model guard in prologue to scalar
10323 outside cost in case of known number of iterations.
10325 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
10326 Alan Modra <amodra@bigpond.net.au>
10328 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
10329 non-word-aligned REG+CONST addressing.
10331 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10334 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
10335 free_after_compilation when outputting a thunk.
10336 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
10337 Do not call free_after_compilation here.
10339 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10341 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
10342 (ix86_valid_target_attribute_inner_p): Ditto.
10344 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
10346 PR tree-optimization/38492
10347 PR tree-optimization/38498
10348 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
10349 * tree-chrec.h (scev_is_linear_expression): Declared.
10350 * graphite.c (graphite_cannot_represent_loop_niter): New.
10351 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
10352 (graphite_loop_normal_form): Use gcc_assert.
10353 (scan_tree_for_params): Use CASE_CONVERT.
10354 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
10355 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
10356 Use gcc_assert. Discard scops that contain unhandled cases.
10357 (build_scop_conditions): Return a boolean status for unhandled cases.
10358 (strip_mine_profitable_p): Print the loop number, not its depth.
10359 (is_interchange_valid): Pass the depth of the loop nest, don't
10360 recompute it wrongly.
10361 (graphite_trans_bb_block): Same.
10362 (graphite_trans_bb_block): Print tentative of loop blocking.
10363 (graphite_trans_scop_block): Do not print that the loop has been
10365 (graphite_transform_loops): Do not handle scops that contain condition
10368 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10370 AVX Programming Reference (December, 2008)
10371 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10372 (_mm256_stream_pd): Likewise.
10373 (_mm256_stream_ps): Likewise.
10375 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10376 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10377 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10378 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10379 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10380 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10381 (ix86_expand_special_args_builtin): Likewise.
10383 * config/i386/sse.md (AVXMODEDI): New.
10384 (avx_movnt<mode>): Likewise.
10385 (avx_movnt<mode>): Likewise.
10386 (<sse>_movnt<mode>): Remove AVX support.
10387 (sse2_movntv2di): Likewise.
10389 2009-01-07 Richard Guenther <rguenther@suse.de>
10391 PR middle-end/38751
10392 * fold-const.c (extract_muldiv): Remove obsolete comment.
10393 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10394 to PLUS_EXPR canonicalization for the canonicalization.
10396 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10398 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10399 hosted cross-compilers generating less efficient code.
10401 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10403 * function.h (rtl_data): Add a dbr_scheduled_p field.
10404 * reorg.c (dbr_schedule): Set it.
10405 (gate_handle_delay_slots): Check it.
10406 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10407 (mips_reorg): Check flag_delayed_branch instead of
10408 mips_base_delayed_branch.
10409 (mips_override_options): Don't set mips_base_delayed_branch
10410 or flag_delayed_branch.
10412 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10414 PR rtl-optimization/38426.
10415 * ira.c (ira): Set current_function_is_leaf earlier.
10417 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10419 PR rtl-optimization/38722
10420 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10421 too early, only set a flag and modify after last possible
10424 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10427 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10428 * real.c (decimal_single_format): Correct values of emin and emax.
10429 (decimal_double_format): Ditto.
10430 (decimal_quad_format): Ditto.
10431 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10432 computation of DECnn_MIN and DECnn_MAX for corrected values of
10433 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10434 __DECnn_MIN__, and adjust its computation for the corrected value
10437 2009-01-06 Jan Hubicka <jh@suse.cz>
10440 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10442 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10444 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10445 Add Robert Clark to the list of testers.
10447 2009-01-06 Jan Hubicka <jh@suse.cz>
10448 Kai Tietz <kai.tietz@onevision.com>
10450 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10451 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10453 2009-01-06 Jan Hubicka <jh@suse.cz>
10454 Kai Tietz <kai.tietz@onevision.com>
10456 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10458 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10459 (ix86_nsaved_regs): Count only general purpose regs.
10460 (ix86_nsaved_sseregs): New.
10461 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10462 to 16 for w64; compute padding and size of sse reg save area.
10463 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10464 general purpose regs.
10465 (ix86_emit_save_sse_regs_using_mov): New.
10466 (ix86_expand_prologue): Save SSE regs if needed.
10467 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10468 (ix86_emit_restore_sse_regs_using_mov): New.
10469 (ix86_expand_epilogue): Save SSE regs if needed.
10471 2009-01-06 Jan Hubicka <jh@suse.cz>
10472 Kai Tietz <kai.tietz@onevision.com>
10474 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10475 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10476 functions when accumulate outgoing args is off.
10478 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10481 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10482 before using pseudos_have_intersected_live_ranges_p.
10484 * ira-int.h (ira_assert): Always define.
10486 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10488 AVX Programming Reference (December, 2008)
10489 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10490 (_mm256_permute2_pd): Likewise.
10491 (_mm_permute2_ps): Likewise.
10492 (_mm256_permute2_ps): Likewise.
10493 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10494 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10496 * config/i386/i386.c (ix86_builtins): Remove
10497 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10498 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10499 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10500 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10501 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10502 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10503 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10504 __builtin_ia32_vpermil2ps256.
10505 (ix86_init_mmx_sse_builtins): Updated.
10506 (ix86_expand_args_builtin): Likewise.
10508 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10510 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10511 long absolute calls when generating PA 2.0 code.
10513 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10515 PR rtl-optimization/38583
10516 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10518 * params.def (ira-max-conflict-table-size): New.
10520 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10522 * ira.h (ira_conflicts_p): New external definition.
10524 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10525 table. Report this. Return result of building.
10526 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10527 building conflict table.
10529 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10530 (ira_color): Use ira_conflicts_p.
10532 * global.c: Include ira.h.
10533 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10536 * Makefile.in (global.o): Add ira.h.
10538 * ira-build.c (mark_all_loops_for_removal,
10539 propagate_some_info_from_allocno): New.
10540 (remove_unnecessary_allocnos): Call
10541 propagate_some_info_from_allocno.
10542 (remove_low_level_allocnos): New.
10543 (remove_unnecessary_regions): Add parameter. Call
10544 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10545 parameter to remove_unnecessary_regions.
10546 (ira_build): Remove all regions but root if the conflict table was
10547 not built. Update conflict hard regs for allocnos crossing calls.
10549 * ira.c (ira_conflicts_p): New global.
10550 (ira): Define and use ira_conflicts_p.
10552 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10553 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10554 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10556 2009-01-06 Ben Elliston <bje@au.ibm.com>
10558 * gengtype-lex.l (YY_NO_INPUT): Define.
10560 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10563 * c-common.c (handle_vector_size_attribute): Also reject
10564 BOOLEAN_TYPE types.
10566 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10568 PR tree-optimization/38492
10569 * graphite.c (rename_map_elt, debug_rename_elt,
10570 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10571 rename_map_elt_info, eq_rename_map_elts,
10572 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10573 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10574 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10575 (sese_build_livein_liveouts): New.
10576 (new_sese, free_sese): New.
10577 (new_scop): Call new_sese.
10578 (free_scop): Call free_sese.
10579 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10580 (register_old_new_names): Renamed register_old_and_new_names.
10581 (register_scop_liveout_renames, add_loop_exit_phis,
10582 insert_loop_close_phis, struct igp,
10583 default_liveout_before_guard, add_guard_exit_phis,
10584 insert_guard_phis, copy_renames): New.
10585 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10586 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10587 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10588 (scop_adjust_phis_for_liveouts): New.
10589 (gloog): Call scop_adjust_phis_for_liveouts.
10591 * graphite.h (struct sese): Documented. Added fields liveout,
10592 num_ver and livein.
10593 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10594 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10595 (struct scop): Added field liveout_renames.
10596 (SCOP_LIVEOUT_RENAMES): New.
10598 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10600 PR tree-optimization/38510
10601 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10602 (translate_clast): Call recompute_all_dominators before
10604 (gloog): Call recompute_all_dominators before graphite_verify.
10606 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10607 Jan Sjodin <jan.sjodin@amd.com>
10609 PR tree-optimization/38500
10610 * graphite.c (create_sese_edges): Call fix_loop_structure after
10613 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10615 * config.gcc: Add m32r*-*-rtems*.
10616 * config/m32r/rtems.h: New file.
10618 2009-01-05 Ben Elliston <bje@au.ibm.com>
10620 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10621 (.po.pox): Likewise.
10622 (po/gcc.pot): Likewise.
10624 2009-01-04 David S. Miller <davem@davemloft.net>
10626 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10627 (STARTING_FRAME_OFFSET): Always set to zero.
10629 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10631 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10632 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10633 fixed-point types, and vectors of the same.
10635 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10637 * config/mips/sync.md (*mb_barrier): Rename to...
10638 (*memory_barrier): ...this.
10640 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10642 * doc/extend.texi (Function Attributes): Move @cindex after @item
10643 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10644 and put in alphabetical order. Fix 'target' name and put in order.
10645 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10648 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10650 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10651 (memory_barrier): Expand as unspec instead of unspec_volatile.
10652 Remove mem:BLK from insn operands. Use Pmode scratch register.
10653 (*memory_barrier): Define as unspec instead of unspec_volatile.
10654 Use (match_dup 0) as input operand.
10656 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10657 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10658 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10659 scratch register. Remove operand 1.
10660 (*stbar): Define as unspec instead of unspec_volatile.
10661 Use (match_dup 0) as input operand, remove (const_int 8).
10662 (*membar): Define as unspec instead of unspec_volatile.
10663 Use (match_dup 0) as input operand, remove input operand 2.
10665 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10666 (memory_barrier): Expand as unspec instead of unspec_volatile.
10667 Remove mem:BLK from insn operands. Use Pmode scratch register.
10668 (*memory_barrier): Define as unspec instead of unspec_volatile.
10669 Use (match_dup 0) as input operand.
10671 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10672 Remove mem:BLK from insn operands. Use Pmode scratch register.
10673 Set volatile flag on operand 0.
10674 (*memory_barrier): New insn pattern.
10676 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10678 (*memory_barrier): Use (match_dup 0) as input operand.
10680 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10681 Remove mem:BLK from insn operands. Use Pmode scratch register.
10682 Set volatile flag on operand 0.
10683 (*mb_internal): New insn pattern.
10685 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10687 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10689 PR middle-end/38586
10690 * function.c (struct temp_slot): Move to the section of the file
10691 that deals with temp slots. Remove field 'address'.
10692 (temp_slot_address_table): New hash table of address -> temp slot.
10693 (struct temp_slot_address_entry): New struct, items for the table.
10694 (temp_slot_address_compute_hash, temp_slot_address_hash,
10695 temp_slot_address_eq, insert_temp_slot_address): Support functions
10697 (find_temp_slot_from_address): Rewrite to use the new hash table.
10698 (remove_unused_temp_slot_addresses): Remove addresses of temp
10699 slots that have been made available.
10700 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10701 worker function for remove_unused_temp_slot_addresses.
10702 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10703 Add the temp slot address to the address -> temp slot map.
10704 (update_temp_slot_address): Update via insert_temp_slot_address.
10705 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10706 (pop_temp_slots): Likewise.
10707 (init_temp_slots): Allocate the address -> temp slot map, or empty
10708 the map if it is already allocated.
10709 (prepare_function_start): Initialize temp slot processing.
10711 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10713 PR middle-end/38584
10714 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10715 Calculate the size of all stack vars assuming no packing of stack
10716 vars will happen, replacing a quadratic algorithm with a linear one.
10718 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10721 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10724 2009-01-03 Diego Novillo <dnovillo@google.com>
10726 * doc/contrib.texi: Update contributions.
10728 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10731 * builtins.c (fold_builtin_memory_op): Give up if either operand
10732 is volatile. Set srctype or desttype to non-qualified version
10736 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10737 and FUNCTION_DECLs.
10739 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10741 PR rtl-optimization/35805
10742 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10743 problem if fast dce is able to remove any instructions.
10744 * dce.c (dce_process_block): Fix dump message.
10746 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10749 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10751 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10753 PR middle-end/38690
10754 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10755 * tree-pretty-print.c (op_code_prio): New function.
10756 (op_prio): No longer static. Use op_code_prio.
10757 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10758 Use op_prio and op_code_prio to determine if () should be
10759 printed around operand(s) or not.
10761 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10762 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10763 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10764 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10765 pp_character instead of pp_string for single letter printing.
10767 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10769 * doc/extend.texi: Fix '#pragma GCC option' typo.
10771 2009-01-02 Richard Guenther <rguenther@suse.de>
10773 * doc/install.texi (--enable-checking): Mention different
10774 default for stage1.
10775 (--enable-stage1-checking): Document.
10777 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10779 PR middle-end/30142
10780 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10781 case to be an error.
10783 2009-01-02 Ben Elliston <bje@au.ibm.com>
10785 * config/fp-bit.h (pack_d): Constify argument.
10786 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10787 (isnan): Constify argument.
10789 (iszero): Likewise.
10790 (pack_d): Likewise.
10791 (_fpadd_parts): Constify return type.
10792 (_fpmul_parts): Likewise.
10793 (_fpdiv_parts): Likewise.
10795 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10798 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10799 warn about overwriting initializer with side-effects or
10800 -Woverride-init if !IMPLICIT.
10801 (output_init_element): Likewise. Pass IMPLICIT down to
10803 (process_init_element): Add IMPLICIT argument. Pass it down
10804 to output_init_element.
10805 (push_init_element, pop_init_level, set_designator): Adjust
10806 process_init_element callers.
10807 (set_nonincremental_init, set_nonincremental_init_from_string):
10808 Adjust add_pending_init callers.
10809 (output_pending_init_elements): Adjust output_init_element callers.
10810 * c-tree.h (process_init_element): Adjust prototype.
10811 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10812 process_init_element callers.
10815 Copyright (C) 2009 Free Software Foundation, Inc.
10817 Copying and distribution of this file, with or without modification,
10818 are permitted in any medium without royalty provided the copyright
10819 notice and this notice are preserved.