1 2009-10-16 Richard Guenther <rguenther@suse.de>
3 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4 (maybe_merge_incomplete_and_complete_type): Likewise.
5 (lto_symtab_merge): Do not call them. Do not warn for
6 complete vs. incomplete compatible types.
7 (lto_symtab_merge_decls_2): Simplify.
8 * gimple.c (gimple_force_type_merge): Remove.
9 (gimple_types_compatible_p): Make it static.
10 * gimple.h (gimple_force_type_merge): Remove.
11 (gimple_types_compatible_p): Likewise.
13 2009-10-16 Jakub Jelinek <jakub@redhat.com>
15 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
16 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
18 2009-10-16 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/41728
21 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
22 if fold_stmt did anything.
24 2009-10-16 Richard Guenther <rguenther@suse.de>
27 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
28 (maybe_fixup_handled_component): New function.
29 (input_gimple_stmt): Fixup mismatched decl replacements.
31 2009-10-16 Richard Guenther <rguenther@suse.de>
34 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
37 2009-10-16 Richard Guenther <rguenther@suse.de>
39 * gimple.c (iterative_hash_gimple_type): For integer types
40 also hash their minimum and maximum values and the string flag.
41 For array types hash their domain and the string flag.
43 2009-10-16 Richard Guenther <rguenther@suse.de>
45 * gimple.c (gimple_types_compatible_p): Restrict completing
46 types to record or unions. Simplify completion.
47 Do not merge records or unions with different
48 TYPE_STRUCTURAL_EQUALITY_P tag.
49 (iterative_hash_gimple_type): Restrict non-recursing into
50 pointer targets for records and unions.
52 2009-10-15 Jakub Jelinek <jakub@redhat.com>
55 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
56 * dwarf2out.c (mem_loc_descriptor): Don't handle
57 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
58 punt if it is not lowpart subreg or if inner mode isn't
61 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
63 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
64 investigating previous or next insns.
66 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
68 * tree-sra.c (build_ref_for_offset_1): Update comment.
70 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
72 * config/s390/s390.md (atype): Added missing values.
74 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
77 * pa.md (casesi): Use sign extended index in call to
79 (casesi64p): Update pattern to reflect above.
81 2009-10-15 Steve Ellcey <sje@cup.hp.com>
83 PR rtl-optimization/41697
84 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
86 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
89 * config/rs6000/predicates.md: Update copyright year.
90 * config/rs6000/altivec.md: Ditto.
92 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
93 (MD_INCLUDES): Add a2.md.
95 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
96 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
97 (builtin_classify): New static vector to classify various builtins
98 to get the tree attributes correct.
99 (def_builtin): Set the attributes of builtins based on what the
100 builtin does (i.e. memory operation, floating point, saturation
101 need special attributes, others are pure functions).
103 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
105 (enum rs6000_builtins): Include rs6000-builtin.def to define the
106 builtins. Change the end marker to MAX_RS6000_BUILTINS from
107 RS6000_BUILTIN_COUNT.
108 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
111 * config/rs6000/rs6000-builtin.def: New file that combines the
112 builtin enumeration name and attributes.
114 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
116 * config/i386/linux.h (ASM_SPEC): Add --32.
118 2009-10-15 Jakub Jelinek <jakub@redhat.com>
120 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
121 and DW_TAG_template_alias.
122 (dwarf_attr_name): Handle DW_AT_main_subprogram,
123 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
124 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
125 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
126 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
127 and DW_AT_GNU_odr_signature.
128 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
129 DW_FORM_flag_present and DW_FORM_ref_sig8.
130 (output_signature): Only print name on the first byte.
131 (output_die): Likewise for dw_val_class_data8.
133 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
135 * doc/invoke.texi: Clarify that most optimizations are not enabled
138 2009-10-15 Richard Guenther <rguenther@suse.de>
141 * gimple.c (compare_type_names_p): Handle anonymous names
142 differently based on new mode argument.
143 (gimple_types_compatible_p): For structs also compare the tags.
144 (iterative_hash_type_name): Rename to ...
145 (iterative_hash_name): ... this. Hash all names.
146 (iterative_hash_gimple_type): Fix hashing the struct tag of
147 pointer targets. Hash field decl names.
149 2009-10-15 Richard Guenther <rguenther@suse.de>
152 * gimple.c (gimple_get_alias_set): Avoid recursing on
153 invalid type topology.
155 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
157 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
159 2009-10-15 Richard Guenther <rguenther@suse.de>
161 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
163 2009-10-15 Jakub Jelinek <jakub@redhat.com>
165 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
166 add --with-tune{,-32,-64} configured default for -mtune if explicit
169 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
171 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
174 2009-10-14 DJ Delorie <dj@redhat.com>
176 * config/h8300/h8300.c (F): New.
178 (h8300_emit_stack_adjustment): Call them.
180 (h8300_push_pop): Likewise.
181 (h8300_expand_prologue): Likewise.
182 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
183 (MUST_USE_SJLJ_EXCEPTIONS): Define.
184 (INCOMING_RETURN_ADDR_RTX): Define.
185 (INCOMING_FRAME_SP_OFFSET): Define.
186 (DWARF_CIE_DATA_ALIGNMENT): Define.
188 2009-10-14 Jakub Jelinek <jakub@redhat.com>
190 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
191 fields in builtin structs.
192 (finalize_record_size): Likewise.
194 2009-10-14 Richard Guenther <rguenther@suse.de>
196 * gimple.c (gtc_ob): New global.
197 (struct type_pair_d): Replace pointers with type UIDs.
198 (type_pair_hash): Adjust.
199 (type_pair_eq): Likewise.
200 (lookup_type_pair): Likewise. Allocate from an obstack.
201 (gimple_force_type_merge): Adjust.
202 (gimple_types_compatible_p): Likewise.
203 (free_gimple_type_tables): Free the obstack.
205 2009-10-14 Jakub Jelinek <jakub@redhat.com>
207 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
208 stmts setting DEBUG_EXPR_DECLs.
210 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
211 Don't crash if mode1 is VOIDmode.
213 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
215 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
216 * params.h (IRA_LOOP_RESERVED_REGS): New
217 * tree-pass.h (pass_subregs_of_mode_init,
218 pass_subregs_of_mode_finish): Remove.
219 * passes.c (pass_subregs_of_mode_init,
220 pass_subregs_of_mode_finish): Remove.
221 (pass_reginfo_init): Move before loop optimizations.
222 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
223 * common.opt (fira-loop-pressure): New.
224 * toplev.h (flag_ira_loop_pressure): New.
225 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
227 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
228 Make external and void type functions.
229 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
230 pass_subregs_of_mode_finish): Remove.
231 * ira-costs.c (init_costs): Call init_subregs_of_mode.
232 * regmove.c: Include ira.h.
233 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
234 register pressure calculation in loops.
235 * loop-invariant.c: Include REGS_H and ira.h.
236 (struct loop_data): New members max_reg_pressure, regs_ref, and
238 (struct invariant): New member orig_regno.
239 (curr_loop): New variable.
240 (find_exits): Initialize regs_ref and regs_live.
241 (create_new_invariant): Initialize orig_regno.
242 (get_cover_class_and_nregs): New.
243 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
244 array. Add code for flag_ira_loop_pressure.
245 (gain_for_invariant): Make new_regs an array. Add code for
246 flag_ira_loop_pressure.
247 (best_gain_for_invariant): Ditto.
248 (set_move_mark): New parameter gain. Use it for debugging output.
249 (find_invariants_to_move): Make regs_needed and new_regs an array.
250 Add code for flag_ira_loop_pressure.
251 (move_invariant_reg): Set up orig_regno.
252 (move_invariants): Set up reg classes for pseudos for
253 flag_ira_loop_pressure.
254 (free_loop_data): Clear regs_ref and regs_live.
255 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
256 get_regno_cover_class, change_pressure, mark_regno_live,
257 mark_regno_death, mark_reg_store, mark_reg_clobber,
258 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
259 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
260 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
261 register pressure calculation in loops if new regs were added.
262 Call finish_subregs_of_mode.
263 * opts.c (decode_options): Set up flag_ira_loop_pressure.
264 * Makefile.in (loop-invariant.o): Add ira.h.
266 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
268 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
270 2009-10-14 Richard Guenther <rguenther@suse.de>
272 * lto-symtab.c (lto_symtab_compatible): Fold in ...
273 (lto_symtab_merge): ... here. Rewrite both to take the
274 prevailing and a to-be-merged entry and to queue diagnostics
276 (lto_symtab_resolve_replaceable_p): New predicate for
278 (lto_symtab_resolve_can_prevail_p): Likewise.
279 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
280 handles merging commons by choosing the largest decl. Fold
281 in code that gives ODR errors.
282 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
284 (lto_symtab_merge_decls_1): Re-structure. Deal with the
285 case of no prevailing decl here. Diagnose mismatches
286 in object types here. Drop all but the prevailing decls.
287 (lto_symtab_prevailing_decl): Return the single prevailing decl.
288 * lto-streamer-in.c (lto_input_tree_ref): Deal with
289 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
291 2009-10-14 Richard Guenther <rguenther@suse.de>
294 * lto-streamer-in.c (input_bb): Replace debug stmts with
295 nops instead of dropping them.
297 2009-10-14 Nick Clifton <nickc@redhat.com>
299 * gcc/doc/extended.texi: Replace the dash character with
300 @minus{} in situations where it is being used as a minus
302 * gcc/doc/tm.texi: Likewise.
303 * gcc/doc/md.texi: Likewise.
305 2009-10-14 Jakub Jelinek <jakub@redhat.com>
307 PR preprocessor/41543
308 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
309 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
310 * tree.c: Include intl.h.
311 (expand_location): Handle BUILTINS_LOCATION.
312 * Makefile.in (tree.o): Depend on intl.h.
315 * dwarf2out.c (dwarf2out_var_location): Always clear
316 last_postcall_label when changing last_label.
318 2009-10-14 Pascal Obry <obry@adacore.com>
320 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
321 (process_command): Handle -E as done with -c and -S. Do not add
322 the target executable suffix to the output file when -E is used.
323 (main): Adjust error message accordingly.
325 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
331 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
333 (tree_code_size): Likewise.
335 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
337 * builtins.c (fold_builtin_1): Support complex "arc" functions.
338 * real.h (HAVE_mpc_arc): Define.
340 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
343 (struct builtin_description): Add fndecl field.
344 (bdesc): Remove const qualifier. Update initializer.
345 (sh_media_init_builtins): Remove const qualifier for d. Record
346 the result of add_builtin_function to the fndecl field.
347 (sh_builtin_decl): New.
348 (sh_media_builtin_decl): New.
350 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
353 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
354 requests between special registers.
356 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
358 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
360 2009-10-13 Richard Henderson <rth@redhat.com>
362 PR tree-optimization/41377
363 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
364 (cleanup_empty_eh_merge_phis): New change_region parameter;
365 pass it on to redirect_eh_edge_1. Update callers.
366 (cleanup_empty_eh_unsplit): Don't require an existing EH label
367 at the destination block.
369 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
371 * passes.c (register_pass): Replaced gcc_unreachable by
372 fatal_error on failure. Mentions plugins in comments & messages.
374 2009-10-13 Jakub Jelinek <jakub@redhat.com>
377 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
378 * sched-vis.c (print_value): Use it.
379 * cselib.c (cselib_hash_rtx): Likewise.
380 * print-rtl.c (print_rtx): Likewise.
381 * cfgexpand.c (expand_debug_rtx): Likewise.
382 * var-tracking.c (vt_expand_loc_callback): Likewise.
384 2009-10-13 Richard Guenther <rguenther@suse.de>
387 * opts.c (handle_option): Split out code to handle setting
388 the options flag var ...
389 (set_option): ... here.
390 * opts.h (set_option): Declare.
391 * lto-opts.c (register_user_option_p): Include -fexceptions
392 and all position independent code variants.
393 (handle_common_option): Remove.
394 (lto_reissue_options): Use set_option.
396 2009-10-13 Martin Jambor <mjambor@suse.cz>
398 PR tree-optimization/41661
399 * ipa-prop.c (compute_complex_pass_through): Allow only operations
400 that are tcc_comparisons or do not change the type in any
402 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
403 folding tcc_comparison operations.
405 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
407 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
410 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
416 * tree.def (DEBUG_EXPR_DECL): New.
417 * rtl.def (DEBUG_EXPR): New.
418 * gengtype.c (adjust_field_rtx_def): Handle it.
419 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
420 (insert_debug_temp_for_var_def): ... this. Drop support for
421 moving. Take iterator for def stmt; insert debug stmt before it.
422 Scan early for use count and kind in debug stmts.
423 (propagate_defs_into_debug_stmts): Rename to...
424 (insert_debug_temps_for_defs): ... this. Likewise.
425 * tree.h (DEBUG_TEMP_UID): New.
426 * tree.c (next_debug_decl_uid): New.
427 (make_node_stat): Count debug decls separately.
428 (copy_node_stat): Likewise.
429 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
430 * var-tracking.c (dv_is_decl_p): Recognize it.
431 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
432 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
433 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
434 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
435 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
436 (cselib_hash_rtx): Likewise.
437 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
438 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
440 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
441 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
442 * rtl.c (copy_rtx): Likewise.
443 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
444 * print-rtl.c (print_rtx): Likewise.
445 * sched-vis.c (print_value): Likewise.
446 (print_insn): Handle DEBUG_EXPR_DECL.
447 * tree-dump.c (dequeue_and_dump): Likewise.
448 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
449 * gimple-iterator (gsi_replace): Check for same lhs.
450 (gsi_remove): Insert debug temps.
451 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
452 (move_computations_stmt): Drop explicit propagation into debug stmts.
453 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
454 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
455 * tree-ssa-sink.c (statement_sink_location): Likewise.
456 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
457 * tree-ssanames.c (release_ssa_name): Adjust for rename.
458 * tree-flow.h: Likewise.
459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
460 debug temps without values.
461 (eliminate_unnecessary_stmts): Don't discard just-inserted
464 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
467 * config/cris/cris.md (andu): Check that operand 1 is one of the
468 general registers. Fix typo in head comment.
470 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
472 * config/i386/i386.md (vswapmov): New.
473 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
474 (ix86_function_ms_hook_prologue): New.
475 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
476 * configure.ac: Test for swap suffix support in as.
477 * configure: Rebuild.
479 2009-10-12 Jakub Jelinek <jakub@redhat.com>
482 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
483 paradoxical subregs to prevent partial register stalls if the inner
484 mode is integer mode.
486 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
490 2009-10-12 Dodji Seketeli <dodji@redhat.com>
493 * gcc/dwarf2out.c (template_parameter_pack_die,
494 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
496 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
499 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
501 (maybe_register_def): Likewise. Take stmt iterator.
502 (rewrite_update_stmt): Take stmt iterator and pass it on.
503 (rewrite_update_enter_block): Pass stmt iterator.
505 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
507 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
508 (spu_builtin_decl): New function.
510 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.md (SWIM): New mode iterator.
513 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
514 using SWIM mode iterator.
515 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
516 patterns using SWI48 mode iterator.
517 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
518 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
519 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
520 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
521 patterns using SWI248 mode iterator.
522 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
523 gen_x86_movdicc_0_m1_rex64 for renamed function
525 2009-10-11 Jose Ruiz <ruiz@adacore.com>
526 Eric Botcazou <ebotcazou@adacore.com>
529 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
530 * config/sparc/sol2-unwind.h: New file.
532 2009-10-11 Olivier Hainque <hainque@adacore.com>
533 Eric Botcazou <ebotcazou@adacore.com>
536 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
537 * config/i386/sol2-unwind.h: New file.
539 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
542 * config/i386/i386.md (addsi_1_zext): Get the proper second
545 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
547 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
548 all OLD_RTXes, not just REGs. Use copy_rtx to create the
551 2009-10-11 Richard Guenther <rguenther@suse.de>
553 * gimple.c (iterative_hash_type_name): Do not handle special
556 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
559 (*setcc_si_1_and): Ditto.
560 (*setcc_si_1_movzbl): Ditto.
561 (*setcc_<mode>_2): Ditto.
562 (*setcc_qi): Rename from *setcc_1.
563 (*setcc_qi_slp): Rename from *setcc_2.
565 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
566 (*zero_extendqisi2_movzbw_and splitter): Ditto.
568 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
569 "if" condition, there is already assert with reload_completed present.
571 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
573 * plugin.c (try_init_one_plugin): Improve constness of variable err.
575 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
577 * doc/install.texi (Final install): Refer to
578 http://gcc.gnu.org/bugs/ for bug reporting.
580 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
582 * configure.ac: Add test for dci instruction.
583 * configure: Regenerate.
584 * config.in: Likewise.
585 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
586 * doc/invoke.texi: Add cpu_type 476 and 476fp.
587 (-mmulhw): Add 476 to description.
589 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
590 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
591 (processor_target_table): Add 476 and 476fp entries.
592 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
593 (rs6000_issue_rate): Add CPU_PPC476.
594 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
595 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
596 (processor_type): Add PROCESSOR_PPC476.
597 (EXTRA_SPECS): Add asm_cpu_476 string.
598 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
599 (define_attr "cpu"): Add ppc476.
601 Update comments for 476.
602 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
603 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
604 Update copyright year.
605 * config/rs6000/476.md: New file.
606 * config/rs6000/40x.md: Add description for "isel" attribute.
607 Update copyright year.
608 * config/rs6000/440.md: Likewise.
609 * config/rs6000/603.md: Likewise.
610 * config/rs6000/6xx.md: Likewise.
611 * config/rs6000/7450.md: Likewise.
612 * config/rs6000/7xx.md: Likewise.
613 * config/rs6000/8540.md: Likewise.
614 * config/rs6000/cell.md: Likewise.
615 * config/rs6000/e300c2c3.md: Likewise.
616 * config/rs6000/e500mc.md: Likewise.
617 * config/rs6000/mpc.md: Likewise.
618 * config/rs6000/power4.md: Likewise.
619 * config/rs6000/power5.md: Likewise.
620 * config/rs6000/power6.md: Likewise.
621 * config/rs6000/power7.md: Likewise.
622 * config/rs6000/rios1.md: Likewise.
623 * config/rs6000/rios2.md: Likewise.
624 * config/rs6000/rs64.md: Likewise.
626 2009-10-10 Richard Guenther <rguenther@suse.de>
628 PR tree-optimization/41654
629 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
630 a cond expr before calling gimple_cond_set_condition_from_tree.
631 (ifcombine_iforif): Likewise.
633 2009-10-09 Ian Lance Taylor <iant@google.com>
635 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
636 * configure: Rebuild.
638 2009-10-09 Neil Vachharajani <nvachhar@google.com>
640 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
643 2009-10-09 Richard Guenther <rguenther@suse.de>
646 * target-def.h (TARGET_BUILTIN_DECL): Define.
647 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
648 * target.h (struct gcc_target): Add builtin_decl target hook.
649 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
650 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
652 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
654 (lto_output_builtin_tree): Sorry if the target does not support
655 streaming target builtins.
656 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
657 (rs6000_builtin_decl): New function.
658 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
659 (ix86_builtin_decl): New function.
661 2009-10-09 Jakub Jelinek <jakub@redhat.com>
663 PR preprocessor/41445
664 * c-ppoutput.c (do_line_change): New function.
665 (cb_line_change): Use it.
666 (scan_translation_unit): Call do_line_change if
667 avoid_paste or PREV_WHITE and token location is on a different line
671 * dwarf2out.c (dwarf2out_init): Test whether
672 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
675 PR rtl-optimization/41646
676 * calls.c (expand_call): For BLKmode types returned in registers
677 avoid likely spilled hard regs in copy_blkmode_from_reg generated
680 2009-10-09 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/41634
683 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
684 we remove the correct elements.
685 (optimize_stmt): Make sure to update stmt operands before
686 optimizing redundancies.
688 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
690 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
692 2009-10-09 Richard Guenther <rguenther@suse.de>
695 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
697 (lto_wrapper_exit): New function.
699 (fatal_perror): Likewise.
700 (fork_execute): Use global args_name, do not free it.
701 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
702 * lto-streamer.h: Remove duplicate prototypes.
704 2009-10-09 Richard Guenther <rguenther@suse.de>
706 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
707 before calling stmt_can_throw_external.
709 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
711 PR tree-optimization/40071
712 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
713 pointer if the original data reference doesn't conflict with the
714 created vector data reference. Fix long line.
716 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/i386.md (any_div): New code iterator.
719 (u): Handle div and udiv.
721 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
723 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
724 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
725 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
726 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
728 2009-10-08 Joseph Myers <joseph@codesourcery.com>
730 * gcc.c (main): Remove trailing "." from diagnostics.
732 2009-10-08 Cary Coutant <ccoutant@google.com>
734 Add support for debugging with ICF (Identical Code Folding).
735 * calls.c (debug.h): New #include.
736 (emit_call_1): Call virtual_call_token debug hook.
737 * common.opt (-fenable-icf-debug): New option.
738 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
739 locations in the source).
740 (poc_label_num): New variable.
741 (dcall_entry, vcall_entry): New typedefs.
742 (dcall_table, vcall_table): New variables.
743 (struct vcall_insn): New type.
744 (vcall_insn_table): New variable.
745 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
746 (size_of_dcall_table): New function.
747 (output_dcall_table): New function.
748 (size_of_vcall_table): New function.
749 (output_vcall_table): New function.
750 (dwarf2out_direct_call): New function.
751 (vcall_insn_table_hash): New function.
752 (vcall_insn_table_eq): New function.
753 (dwarf2out_virtual_call_token): New function.
754 (dwarf2out_virtual_call): New function.
755 (dwarf2out_init): Allocate new tables and sections.
756 (prune_unused_types): Mark DIEs referenced from direct call table.
757 (dwarf2out_finish): Output direct and virtual call tables.
758 * final.c (final_scan_insn): Call direct_call and virtual_call
760 * debug.h (struct gcc_debug_hooks): Add direct_call,
761 virtual_call_token, virtual_call hooks.
762 (debug_nothing_uid): New function.
763 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
764 (debug_nothing_uid): New function.
765 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
766 (xcoff_debug_hooks): Likewise.
767 * sdbout.c (sdb_debug_hooks): Likewise.
768 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
769 * doc/invoke.texi (-fenable-icf-debug): New option.
771 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
774 * regmove.c (regmove_backward_pass): Replace src with dst in the
775 debug insn, and check for dst before rather than after.
777 2009-10-08 Janis Johnson <janis187@us.ibm.com>
779 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
780 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
782 2009-10-08 Jan Hubicka <jh@suse.cz>
785 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
786 do not mark cgraph nodes as needed.
787 (record_references_in_initializer): Add new only_vars parameter.
788 * cgraph.h (record_references_in_initializer): New parameter.
789 * varasm.c (assemble_variable): Update call.
790 * varpool.c (varpool_analyze_pending_decls): Always look for
793 2009-10-08 Anatoly Sokolov <aesok@post.ru>
795 * config/avr/avr.c (last_insn_address) Remove variable.
796 (expand_prologue): Don't initialise last_insn_address variable.
797 (final_prescan_insn): Don't output insn size.
798 * config/avr/avr.opt (msize): Remove switch.
799 * doc/invoke.texi (AVR Options): Remove documentation of -msize
802 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
804 * combine.c (label_tick_ebb_start): Fix comment.
805 (combine_instructions): Set label_tick and label_tick_ebb_start before
806 calling setup_incoming_promotions. Start them from 1. Increment
807 label_tick instead of deriving it from the BB index. Rather than
808 comparing ticks use the block from the previous iteration to decide
809 whether to start a new EBB. Remove empty lines before function.
811 2009-10-08 Michael Matz <matz@suse.de>
814 * builtins.c (fold_builtin_isascii): Use fold_build2.
815 (fold_builtin_isdigit): Ditto.
816 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
817 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
818 remove_useless_stmts_cond, remove_useless_stmts_tf,
819 remove_useless_stmts_tc, remove_useless_stmts_bind,
820 remove_useless_stmts_goto, remove_useless_stmts_label,
821 remove_useless_stmts_1, remove_useless_stmts,
822 pass_remove_useless_stmts): Remove.
823 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
824 * passes.c (init_optimization_passes): Don't add
825 pass_remove_useless_stmts.
826 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
827 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
829 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
830 for static constants.
831 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
832 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
834 2009-10-08 Richard Guenther <rguenther@suse.de>
836 * gimple.c (free_gimple_type_tables): New function.
837 * gimple.h (free_gimple_type_tables): Declare.
839 2009-10-07 Mark Heffernan <meheff@google.com>
841 * ipa-prop.c (ipa_print_node_params) Only print
842 names of named arguments.
844 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
846 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
847 being statically linked.
849 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
851 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
853 2009-10-08 Jan Hubicka <jh@suse.cz>
856 * ipa.c (cgraph_externally_visible_p,
857 function_and_variable_visibility,
858 whole_program_function_and_variable_visibility): Skip non-finalized
861 2009-10-08 Nick Clifton <nickc@redhat.com>
863 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
866 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
869 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
871 2009-10-07 Joseph Myers <joseph@codesourcery.com>
874 * c-common.c (c_fully_fold_internal): Strip nops from the result
875 of recursive calls to c_fully_fold_internal.
876 (c_wrap_maybe_const): New.
877 (c_save_expr): Use c_wrap_maybe_const.
878 * c-common.h (c_wrap_maybe_const): Declare.
879 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
880 build_binary_op): Use c_wrap_maybe_const.
882 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
884 * real.c: Fix comment to reflect actual exponent size.
886 2009-10-08 Ben Elliston <bje@au.ibm.com>
888 * config/rs6000/a2.md: Add FSF comment header.
890 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/i386.md (any_extend): New code iterator.
893 (u, s): New code attributes.
895 (DWIH): Rewrite as code iterator for SI and DI modes.
896 (DWI): Rewrite as mode attribute.
897 (dwi): New mode attribute.
898 (di): Depend on SI mode and DI mode.
899 (doubleint_general_operand): Remove mode attribute.
901 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
904 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
905 (*sub<mode>3_doubleword): Ditto.
907 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
908 using SWIM248 mode iterator.
909 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
910 using SWI48 mode iterator.
911 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
912 patterns using DWIH mode iterator and any_extend code iterator.
913 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
914 using any_extend code iterator.
915 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
916 patterns using DWIH mode iterator and any_extend code iterator.
917 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
918 using any_extend code iterator.
919 (<s>mul<mode>3_highpart): Macroize expander from
920 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
921 and any_extend code iterator.
922 (*<s>muldi3_highpart_1): Macroize insn from
923 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
924 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
925 patterns using any_extend code iterator.
926 (*<s>mulsi3_highpart_zext): Macroize insn from
927 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
929 2009-10-07 Jakub Jelinek <jakub@redhat.com>
931 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
932 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
933 refering to a DIE with DW_AT_const_value.
935 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
938 * ira-lives.c (check_and_make_def_conflict): Process all operands.
940 2009-10-06 Jan Hubicka <jh@suse.cz>
942 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
945 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
948 *lea_2_rex64): Move before *add<mode>_1 pattern.
950 2009-10-07 Jan Hubicka <jh@suse.cz>
952 * collect2.c (main): Add -fno-whole-program.
953 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
955 2009-10-07 Jan Hubicka <jh@suse.cz>
957 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
958 has no address taken.
959 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
961 (cgraph_clone_node): Clear externally_visible flag for clones.
962 * cgraph.h (cgraph_only_called_directly_p,
963 cgraph_can_remove_if_no_direct_calls_p): New predicates.
964 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
965 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
966 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
967 ipcp_insert_stage): Likwise.
968 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
969 externally_visible flag.
970 (verify_cgraph_node): Verify that inline clones look right.
971 (process_function_and_variable_attributes): Do not set
972 externally_visible flags.
973 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
975 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
977 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
978 clear externally_visible when turning into inline clones
979 (cgraph_mark_inline_edge): Use new predicates.
980 (cgraph_estimate_growth): Likewise.
981 (cgraph_decide_inlining): Likewise.
982 * ipa.c (cgraph_postorder): Likewise.
983 (cgraph_remove_unreachable_nodes): Likewise; sanity check
984 that inline clones are not needed.
985 (cgraph_externally_visible_p): New predicate.
986 (function_and_variable_visibility): Add whole_program parameter;
987 always set externally_visible flag; handle COMDAT function
989 (local_function_and_variable_visibility): New function.
990 (gate_whole_program_function_and_variable_visibility): New function.
991 (whole_program_function_and_variable_visibility): New function.
992 (pass_ipa_whole_program_visibility): New function.
993 * passes.c (init_optimization_passes): Add whole program visibility
995 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
996 not care about needed/reachable flags.
997 * varpool.c: Include flags.h
998 (decide_is_variable_needed): When doing LTO assume whole-program mode.
999 (varpool_finalize_decl): When we are in LTO read-back, all variables
1001 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1003 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1005 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1008 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1010 * config.gcc: Don't include the makefile fragments intended for
1012 * config/s390/fixdfdi.h: File removed.
1013 * config/s390/libgcc-glibc.ver: File removed.
1014 * config/s390/s390.h: Remove the fixdfdi.h hack.
1015 * config/s390/t-crtstuff: File moved to libgcc dir.
1016 * config/s390/t-linux: Likewise.
1017 * config/s390/t-tpf: libgcc specific parts removed.
1018 * config/s390/t-linux64: Likewise.
1020 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1022 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1023 (lto-compress.o): Likewise.
1025 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1028 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1029 dllexport to class members here.
1030 (i386_pe_determine_dllimport_p): Only check static class data for
1032 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1033 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1034 functions for vague linkage.
1035 (i386_pe_type_dllexport_p): Fix formatting.
1036 (maybe_add_dllexport) New function.
1037 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1040 2009-10-07 Ben Elliston <bje@au.ibm.com>
1042 * config/rs6000/a2.md: Remove duplicated lines.
1044 2009-10-07 Ben Elliston <bje@au.ibm.com>
1046 * config.gcc (powerpc*-*-*): Handle a2.
1047 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1048 * config/rs6000/a2.md: New file.
1049 * config/rs6000/rs6000.opt (mno-update): New.
1050 (mupdate): Return to using a mask, not a var.
1051 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1052 (enum processor_type): Add PROCESSOR_PPCA2.
1053 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1054 (rs6000_override_options): Add "a2" to processor_target_table.
1055 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1056 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1058 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1061 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1062 reference to nonexistent gen_truncxfxf2 function.
1064 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1066 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1067 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1068 (general_operand): Handle TI mode.
1069 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1070 using SDWIM mode iterator.
1071 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1072 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1073 using DWI mode iterator.
1074 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1075 patterns using SWI mode iterator.
1076 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1077 using SWI48 mode iterator.
1078 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1079 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1080 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1081 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1082 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1083 using SDWIM mode iterator.
1084 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1085 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1086 using DWI mode iterator.
1087 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1088 patterns using SWI mode iterator.
1089 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1090 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1091 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1092 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1093 patterns using plusminus code iterator.
1094 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1095 sub<mode>3 patterns using plusminus code iterator.
1096 * config/i386/i386.c (override_options): Update the call to
1097 gen_subdi_carry_rex64 for renamed function.
1098 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1099 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1100 calls to instruction expanders.
1102 2009-10-06 Martin Jambor <mjambor@suse.cz>
1105 * opts.c (decode_options): Run IPA-SRA at -O2.
1107 2009-10-06 Richard Guenther <rguenther@suse.de>
1109 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1111 2009-10-06 Tobias Burnus <burnus@net-b.de>
1114 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1115 -flto and -fwhole-program flags can be combined.
1117 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1120 * gcc.c (process_command): Check that -o argument was specified.
1122 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1124 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1126 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1128 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1129 * doc/invoke.texi (Warning Options): Annotate allowed languages
1130 for -Wunsuffixed-float-constants.
1132 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1134 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1135 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1136 same name and isn't the main variant.
1139 * dwarf2out.c (loc_by_reference): Removed.
1140 (dw_loc_list_1): New function.
1141 (dw_loc_list): Remove toplev argument, add want_address argument.
1142 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1143 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1144 want_address == 2 to dw_loc_list. For successful dw_loc_list
1145 set have_address to 1 only if want_address is not 0.
1147 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1149 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1150 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1151 a code block followed by two pointers.
1152 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1153 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1154 (MIPS_MOVE): Likewise.
1155 (MIPS_LUI): Likewise.
1156 (MIPS_JR): Likewise.
1157 (MIPS_BAL): Likewise.
1158 (MIPS_NOP): Likewise.
1159 (mips_asm_trampoline_template): Delete.
1160 (mips_trampoline_code_size): New function.
1161 (mips_trampoline_init): Add shorter sequences for all cases
1162 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1163 Calculate the opcodes directly, rather than copying from a template.
1164 Only flush the code part of the trampoline.
1165 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1167 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1169 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1170 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1171 (INCOMING_RETURN_ADDR_RTX): Likewise.
1172 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1174 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1175 with RETURN_ADDR_REGNUM.
1176 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1177 * config/mips/mips.c (mips16_build_call_stub): Replace
1178 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1179 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1180 (mips_print_operand_punctuation): Likewise.
1181 (mips_frame_set): Likewise.
1182 (mips16e_output_save_restore): Likewise.
1183 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1184 (mips_save_reg_p): Likewise.
1185 (mips_return_addr): Likewise.
1186 (mips_set_return_address): Likewise.
1187 (mips_direct_save_slot_move_p): Likewise.
1188 (mips_output_function_prologue): Likewise.
1189 (mips_restore_reg): Likewise.
1190 (mips_expand_epilogue): Likewise.
1191 (mips_epilogue_uses): Likewise.
1192 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1193 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1194 (clear_hazard_<mode>): Likewise.
1195 (call_internal): Likewise.
1196 (call_internal_direct): Likewise.
1197 (call_direct_split): Likewise.
1198 (call_value_internal): Likewise.
1199 (call_value_split): Likewise.
1200 (call_value_internal_direct): Likewise.
1201 (call_value_direct_split): Likewise.
1202 (call_value_multiple_internal): Likewise.
1203 (call_value_multiple_split): Likewise.
1205 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1206 Jakub Jelinek <jakub@redhat.com>
1208 PR rtl-optimization/41511
1209 * combine.c (record_value_for_reg): Pass explicit values as argument
1210 to get_last_value_validate.
1211 (get_last_value_validate): Document INSN parameter.
1212 For non-readonly MEMs, assume they might have been modified if INSN
1213 was in another basic block.
1214 (get_last_value): Minor reformatting.
1216 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1219 * final.c (asm_str_count): Split out from asm_insn_count.
1220 * rtl.h (asm_str_count): New prototype.
1221 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1224 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1226 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1228 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1229 Rafael Espindola <espindola@google.com>
1231 * gengtype.c (write_types): Moved call to write_func_for_structure
1232 into seperate loops.
1234 2009-10-05 Richard Guenther <rguenther@suse.de>
1237 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1238 (input_cgraph_1): Input toplevel asms.
1240 2009-10-05 Richard Guenther <rguenther@suse.de>
1243 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1244 (external_aggregate_decl_p): Likewise.
1245 (lto_symtab_compatible): Re-structure. Remove dead code.
1246 For variables ignore toplevel qualifiers when comparing types.
1247 Issue warnings, not errors for mismatched user-alignment.
1249 2009-10-05 Richard Guenther <rguenther@suse.de>
1253 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1254 (struct lto_symtab_identifier_def): Likewise.
1255 (struct lto_symtab_decl_def): Likewise.
1256 (struct lto_symtab_entry_def): New.
1257 (lto_symtab_identifier_t): Rename to ...
1258 (lto_symtab_entry_t): ... this.
1259 (lto_symtab_decls): Remove.
1260 (lto_symtab_base_hash): Rename to ...
1261 (lto_symtab_entry_hash): ... this.
1262 (lto_symtab_base_eq): Rename to ...
1263 (lto_symtab_entry_eq): ... this.
1264 (lto_symtab_base_marked_p): Rename to ...
1265 (lto_symtab_entry_marked_p): ... this.
1266 (lto_symtab_identifier_marked_p): Remove.
1267 (lto_symtab_decl_marked_p): Likewise.
1268 (lto_symtab_maybe_init_hash_tables): Rename to ...
1269 (lto_symtab_maybe_init_hash_table): ... this.
1270 (lto_symtab_set_resolution_and_file_data): Remove.
1271 (lto_symtab_register_decl): New function.
1272 (lto_symtab_get_identifier): Remove.
1273 (lto_symtab_get): New function.
1274 (lto_symtab_get_resolution): Adjust.
1275 (lto_symtab_get_identifier_decl): Remove.
1276 (lto_symtab_set_identifier_decl): Likewise.
1277 (lto_symtab_merge_decl): Rename to ...
1278 (lto_symtab_merge): ... this. Rewrite.
1279 (lto_symtab_merge_var): Remove.
1280 (lto_symtab_merge_fn): Likewise.
1281 (lto_symtab_prevailing_decl): Adjust.
1282 (lto_cgraph_replace_node): New function.
1283 (lto_symtab_merge_decls_2): Likewise.
1284 (lto_symtab_merge_decls_1): Likewise.
1285 (lto_symtab_fixup_var_decls): Likewise.
1286 (lto_symtab_resolve_symbols): Likewise.
1287 (lto_symtab_merge_decls): Likewise.
1288 (lto_symtab_prevailing_decl): Adjust.
1289 (lto_symtab_get_symtab_def): Remove.
1290 (lto_symtab_get_file_data): Likewise.
1291 (lto_symtab_clear_resolution): Adjust.
1292 (lto_symtab_clear_resolution): Likewise.
1293 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1294 (input_cgraph_1): Likewise.
1295 * lto-streamer-in.c (get_resolution): Do not provide fake
1296 symbol resolutions here.
1297 (deferred_global_decls): Remove.
1298 (lto_register_deferred_decls_in_symtab): Likewise.
1299 (lto_register_var_decl_in_symtab): Change signature, register
1300 variable via lto_symtab_register_decl.
1301 (lto_register_function_decl_in_symtab): Likewise.
1302 (lto_read_tree): Adjust.
1303 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1304 (lto_symtab_merge_var): Likewise.
1305 (lto_symtab_merge_fn): Likewise.
1306 (lto_symtab_register_decl): Declare.
1307 (lto_symtab_merge_decls): Likewise.
1309 2009-10-05 Richard Guenther <rguenther@suse.de>
1311 PR tree-optimization/23821
1312 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1313 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1314 simple IV increments.
1316 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1318 * config/arm/arm.c (arm_override_options): Really initialize
1319 flag_dwarf2_cfi_asm to 0.
1321 2009-10-05 Doug Kwan <dougkwan@google.com>
1323 PR rtl-optimization/41574
1324 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1325 floating point and we are not doing unsafe math optimizations.
1327 2009-10-03 Simon Baldwin <simonb@google.com>
1328 Cary Coutant <ccoutant@google.com>
1329 Rafael Espindola <espindola@google.com>
1330 Richard Guenther <rguenther@suse.de>
1331 Jan Hubicka <jh@suse.cz>
1332 Doug Kwan <dougkwan@google.com>
1333 H.J. Lu <hongjiu.lu@intel.com>
1334 Bill Maddox <maddox@google.com>
1335 Ryan Mansfield <rmansfield@qnx.com>
1336 Diego Novillo <dnovillo@google.com>
1337 Ollie Wild <aaw@google.com>
1338 Kenneth Zadeck <zadeck@naturalbridge.com>
1340 * lto-cgraph.c: New file.
1341 * lto-compress.c: New file.
1342 * lto-compress.h: New file.
1343 * lto-opts.c: New file.
1344 * lto-section-in.c: New file.
1345 * lto-section-out.c: New file.
1346 * lto-streamer-in.c: New file.
1347 * lto-streamer-out.c: New file.
1348 * lto-streamer.c: New file.
1349 * lto-streamer.h: New file.
1350 * lto-symtab.c: New file.
1351 * lto-wpa-fixup.c: New file.
1352 * lto-wrapper.c: New file.
1354 2009-10-03 Simon Baldwin <baldwin@google.com>
1355 Ben Elliston <bje@au.ibm.com>
1356 Rafael Espindola <espindola@google.com>
1357 Nathan Froyd <froydnj@codesourcery.com>
1358 Jan Hubicka <jh@suse.cz>
1359 Doug Kwan <dougkwan@google.com>
1360 Diego Novillo <dnovillo@google.com>
1361 Kenneth Zadeck <zadeck@naturalbridge.com>
1363 * Makefile.in (enable_lto): New.
1364 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1365 (LINKER_PLUGIN_API_H): Define.
1366 (LTO_SYMTAB_H): Define.
1367 (LTO_STREAMER_H): Define.
1368 (TREE_VECTORIZER_H): Define.
1369 (INCLUDES): Add LIBELFINC.
1370 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1371 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1372 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1373 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1374 (native): Add lto-wrapper$(exeext)
1375 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1376 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1377 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1378 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1379 (varasm.o): Add dependency on tree-iterator.h.
1380 (cgraph.o): Add dependency on cif-code.def.
1381 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1382 (ipa-pure-const.o): Likewise.
1383 (GTFILES): Add lto-symtab.c.
1384 (install-lto-wrapper): New.
1385 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1386 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1387 * config.in: Regenerate.
1389 2009-10-03 Rafael Espindola <espindola@google.com>
1390 Diego Novillo <dnovillo@google.com>
1392 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1393 ipa_write_summaries.
1394 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1396 (cgraph_optimize): Make extern.
1398 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1399 Kenneth Zadeck <zadeck@naturalbridge.com>
1401 * toplev.c (in_lto_p): Declare.
1402 * collect2.c (scan_prog_file): Read all the output when reading
1403 information for LTO.
1404 (enum lto_mode_d): Declare.
1406 2009-10-03 Richard Guenther <rguenther@suse.de>
1407 Diego Novillo <dnovillo@google.com>
1409 * gimple.c: Include target.h and alias.h.
1410 (gimple_types): Declare.
1411 (type_hash_cache): Declare.
1412 (gimple_alloc_stat): Make extern.
1413 (gimple_build_eh_must_not_throw): Call
1414 gimple_eh_must_not_throw_set_fndecl.
1415 (struct type_pair_d): Declare.
1416 (type_pair_t): Declare.
1417 (type_pair_hash): New.
1418 (type_pair_eq): New.
1419 (lookup_type_pair): New.
1420 (gimple_force_type_merge): New.
1421 (compare_type_names_p): New.
1422 (compare_field_offset): New.
1423 (gimple_types_compatible_p): New.
1424 (struct sccs): Declare.
1425 (next_dfs_num): Declare.
1426 (iterative_hash_gimple_type): New.
1428 (iterative_hash_type_name): New.
1429 (iterative_hash_gimple_type): New.
1430 (gimple_type_hash): New.
1431 (gimple_type_eq): New.
1432 (gimple_register_type): New.
1433 (print_gimple_types_stats): New.
1434 (gimple_signed_or_unsigned_type): New.
1435 (gimple_unsigned_type): New.
1436 (gimple_signed_type): New.
1437 (gimple_get_alias_set): New.
1438 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1439 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1440 (gimple_force_type_merge): Declare.
1441 (gimple_types_compatible_p): Declare.
1442 (gimple_register_type): Declare.
1443 (print_gimple_types_stats): Declare.
1444 (gimple_unsigned_type): Declare.
1445 (gimple_signed_type): Declare.
1446 (gimple_get_alias_set): Declare.
1447 (gimple_eh_must_not_throw_set_fndecl): New.
1449 2009-10-03 Jan Hubicka <jh@suse.cz>
1450 Kenneth Zadeck <zadeck@naturalbridge.com>
1452 * ipa-pure-const.c: Include lto-streamer.h.
1453 (register_hooks): Factor out of ...
1454 (generate_summary): ... here.
1455 (pure_const_write_summary): New.
1456 (pure_const_read_summary): New.
1457 (pass_ipa_pure_const): Add pure_const_write_summary and
1458 pure_const_read_summary.
1459 * ipa-reference.c: Include lto-streamer.h.
1460 (add_new_function): New.
1461 (remove_node_data): New.
1462 (duplicate_node_data): New.
1463 (ipa_init): Guard against multiple calls.
1464 Move hook setup from analyze_function.
1465 (write_node_summary_p): New.
1466 (ipa_reference_write_summary): New.
1467 (ipa_reference_read_summary): New.
1468 (pass_ipa_reference): Add ipa_reference_write_summary and
1469 ipa_reference_read_summary.
1470 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1471 (struct cgraph_edge): Add fields lto_stmt_uid and
1472 call_stmt_cannot_inline_p.
1473 (cgraph_optimize): Declare.
1474 (cgraph_decide_is_function_needed): Declare.
1475 (reset_inline_failed): Declare.
1476 (enum LTO_cgraph_tags): Declare.
1477 (LTO_cgraph_tag_names): Declare.
1478 (LCC_NOT_FOUND): Define.
1480 2009-10-03 Doug Kwan <dougkwan@google.com>
1481 Rafael Espindola <espindola@google.com>
1482 Jan Hubicka <jh@suse.cz>
1483 Diego Novillo <dnovillo@google.com>
1484 Kenneth Zadeck <zadeck@naturalbridge.com>
1486 * passes.c (all_regular_ipa_passes): New.
1487 (all_ipa_passes): Rename to all_small_ipa_passes.
1488 (init_optimization_passes): Init all_regular_ipa_passes.
1489 * tree-pass.h (all_regular_ipa_passes): New.
1490 (all_ipa_passes): Rename to all_small_ipa_passes.
1491 * passes.c (all_lto_gen_passes): New.
1492 (init_optimization_passes): Initialize all_lto_gen_passes.
1493 (execute_ipa_summary_passes): Make non-static.
1494 (ipa_write_summaries_1): New.
1495 (ipa_write_summaries_2): New.
1496 (ipa_write_summaries): New.
1497 (ipa_write_summaries_of_cgraph_node_set): New.
1498 (ipa_read_summaries_1): New.
1499 (ipa_read_summaries): New.
1500 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1501 (execute_regular_ipa_pass_list): Remove.
1502 (init_optimization_passes): Schedule
1503 pass_rebuild_cgraph_edges and pass_early_inline outside
1504 of pass_all_early_optimizations. Document reason.
1505 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1506 pass_ipa_lto_finish_out): New pass.
1507 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1508 (execute_all_ipa_transforms): New.
1509 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1510 (dump_properties, debug_properties): New.
1511 * tree-optimize.c (gate_all_early_local_passes): Return
1512 false if we are in lto1.
1513 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1514 * tree-pass.h (execute_all_ipa_transforms): Declare.
1515 (pass_ipa_function_and_variable_visibility): Declare.
1516 (pass_ipa_early_inline): Declare.
1517 (pass_ipa_lto_gimple_out): Declare.
1518 (pass_ipa_lto_wpa_fixup): Declare.
1519 (pass_ipa_lto_finish_out): Declare.
1520 (all_small_ipa_passes, all_regular_ipa_passes,
1521 all_lto_gen_passes): Declare.
1522 (execute_ipa_summary_passes): Declare.
1523 (execute_all_ipa_transforms): Declare.
1524 (ipa_write_summaries): Declare
1525 (ipa_write_summaries_of_cgraph_node_set): Declare.
1526 (ipa_read_summaries): Declare.
1528 2009-10-03 Doug Kwan <dougkwan@google.com>
1529 Ollie Wild <aaw@google.com>
1531 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1533 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1534 (lto_mode): New variable.
1535 (maybe_run_lto_and_relink): Handle the -fwpa option.
1536 (main): Handle the -fwpa option.
1537 (maybe_unlink_list): New function.
1538 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1539 * common.opt (flto): New flag.
1540 * toplev.c (flag_generate_lto): Declare.
1542 2009-10-03 Simon Baldwin <simonb@google.com>
1544 * common.opt (flto-compression-level): New flag.
1546 * opts.c: Include lto-opts.h.
1547 (handle_option): Call lto_register_user_option for each
1548 valid option handled.
1549 (decode_options): Clear registered options before the options
1552 2009-10-03 Cary Coutant <ccoutant@google.com>
1554 * collect2.c (is_elf): New function.
1555 (scan_prog_file): Require LTO object to be in ELF format.
1557 2009-10-03 Rafael Espindola <espindola@google.com>
1559 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1560 libgcc to the linker.
1562 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1564 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1565 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1567 * collect2.h (collect_execute): Add flags argument.
1568 * tlink.c (tlink_execute): Update call to collect_execute.
1569 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1570 (use_linker_plugin): New.
1571 (use_linker_plugin_spec_function): New.
1572 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1573 (linker_plugin_file_spec): New.
1574 (lto_wrapper_spec): New.
1575 (lto_gcc_spec): New.
1576 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1577 (static_spec_functions): Add use-linker-plugin.
1578 (process_command): Handle -use-linker-plugin.
1579 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1580 linker_plugin_file_spec and lto_gcc_spec.
1581 (use_linker_plugin_spec_function): New.
1583 2009-10-03 Richard Guenther <rguenther@suse.de>
1587 * tree.h (is_lang_specific): Include LANG_TYPE.
1588 * tree.c (find_decls_types_r): Manually add interesting parts
1589 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1591 * gimple.c (type_pair_hash): Make symmetric.
1592 (type_pair_eq): Likewise.
1593 (lookup_type_pair): Increase initial hashtable size.
1594 (gimple_force_type_merge): Rely on type-pair symmetry.
1595 (visit): Remove excessive checking code.
1596 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1597 (gimple_register_type): Remove getenv calls, shrink initial
1601 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1602 inline functions if not generating lto output.
1605 * toplev.c (finalize): In WPA mode remove the asm file.
1607 2009-10-03 Doug Kwan <dougkwan@google.com>
1609 * ipa-inline.c (cgraph_mark_inline): Check
1610 edge->call_stmt_cannot_inline_p instead of calling
1611 gimple_call_cannot_inline_p.
1612 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1613 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1614 (inline_generate_summary): Do nothing in LTRANS.
1615 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1616 exists before calling gimple_call_cannot_inline_p.
1617 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1618 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1619 Update new_edge->lto_stmt_uid.
1620 * cgraphbuild.c (reset_inline_failed): New.
1622 * common.opt (fwpa): New flag.
1623 (fltrans): New option.
1624 * gcc.c (gcc_lto_option_t): New type.
1625 (current_lto_option): New variable.
1626 (lto_single_spec_function): Remove and is replaced by ..
1627 (lto_option_spec_function): New function.
1628 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1629 passing the -flto flag.
1630 (cc1_options): Separate non-LTO related parts into ..
1631 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1632 (lto1_options): New spec for lto FE.
1633 (link_lto_options): New spec for handling LTO flags in linker.
1634 (invoke_lto_single): Re-format to fit in 80 column. Replace
1635 lto-single with lto-option.
1636 (static_specs): Add cc1_non_lto_options, lto1_options and
1638 (static_spec_function): Replace lto-single with lto-option.
1639 (process_command): Handle -flto, -fwpa and -fltran by setting
1640 current_lto_option and not passing it to subprocess unconditionally.
1642 2009-10-03 Bill Maddox <maddox@google.com>
1644 Add `gcc' driver support for link-time code generation (LTO).
1646 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1647 (lto_flag, lto_objects, lto_o_file): New variables.
1648 (struct lto_object, struct lto_object_list): New structures.
1649 (collect_exit, handler): Remove LTO temporary output file on exit.
1650 (add_lto_object): New function.
1651 (maybe_run_lto_and_relink): New function. Perform link time code
1652 generation and relinking for object files containing LTO information.
1653 (main): Invoke maybe_run_lto_and_relink().
1654 (dump_argv): New function. For debugging, currently disabled.
1655 (scan_prog_file): Add LTO information pass.
1656 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1658 * toplev.c (compile_file): Emit assembler directive to create
1659 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1661 2009-10-03 Diego Novillo <dnovillo@google.com>
1663 * c.opt: Add LTO to warn_abi and warn_psabi.
1665 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1666 inline function. Ignore language-specific nodes. Update all users.
1667 (find_decls_types_r): Do not traverse the subtrees of
1668 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1669 * tree.h (is_lang_specific): New.
1670 * langhooks.h (struct lang_hooks_for_decls): Remove
1671 may_need_assembler_name_p. Update all users.
1673 * c-common.c (set_builtin_user_assembler_name): Move ...
1674 * builtins.c (set_builtin_user_assembler_name): ... here.
1675 (is_builtin_name): Add comment
1676 (is_builtin_fn): New.
1677 * except.c (output_ttype): Only call
1678 lookup_type_for_runtime if TYPE is not a runtime type.
1680 * passes.c (register_pass): Call position_pass on
1681 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1682 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1683 (TV_IPA_LTO_DECL_IO): Define.
1684 (TV_IPA_LTO_CGRAPH_IO): Define.
1686 (TV_WHOPR_WPA): Define.
1687 (TV_WHOPR_WPA_IO): Define.
1688 (TV_WHOPR_LTRANS): Define.
1689 (TV_WHOPR_WPA_FIXUP): Define.
1690 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1691 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1692 * tree-flow.h (tree_node_can_be_shared): Declare.
1693 * tree-inline.c (tree_can_inline_p): Check that E has a
1694 statement associated with it.
1695 * tree.c (free_lang_data_in_binf): Factor out of ...
1696 (free_lang_data_in_type): ... here.
1697 Call RECORD_OR_UNION_TYPE_P.
1698 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1699 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1700 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1701 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1702 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1703 (gate_free_lang_data): Return true if flag_generate_lto is set.
1704 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1705 * c-common.h (set_builtin_user_assembler_name): Move ...
1706 * tree.h (set_builtin_user_assembler_name): ... here.
1708 * common.opt (flto-report): New flag.
1709 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1710 * collect2.c (scan_prog_file): Send the error output of
1711 'nm' to HOST_BIT_BUCKET.
1713 2009-10-03 Ollie Wild <aaw@google.com>
1715 * langhooks-def.h (lhd_begin_section): New function declaration.
1716 (lhd_write_section): New function declaration.
1717 (lhd_end_section): New function declaration.
1718 (LANG_HOOKS_BEGIN_SECTION): New macro.
1719 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1720 (LANG_HOOKS_END_SECTION): New macro.
1721 (LANG_HOOKS_LTO): New macro.
1722 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1723 * langhooks.c (output.h): Add include.
1724 (saved_section): New static variable.
1725 (lhd_begin_section): New function.
1726 (lhd_write_section_data): New function.
1727 (lhd_end_section): New function.
1728 * langhooks.h (struct lang_hooks_for_lto): New structure.
1729 (struct lang_hooks): Add member lto.
1730 * Makefile.in (langhooks.o): Add dependency on output.h.
1732 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1734 2009-10-03 Richard Guenther <rguenther@suse.de>
1736 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1739 2009-10-03 Simon Baldwin <simonb@google.com>
1740 Richard Guenther <rguenther@suse.de>
1741 Janis Johnson <janis187@us.ibm.com>
1742 Doug Kwan <dougkwan@google.com>
1743 Diego Novillo <dnovillo@google.com>
1744 Ramana Radhakrishnan <ramana.r@gmail.com>
1745 Ollie Wild <aaw@google.com>
1747 * doc/install.texi: Add documentation for libelf and --enable-lto.
1748 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1749 -flto-report, -flto-compression-level and -use-linker-plugin.
1750 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1751 Add section for LTO Testing.
1753 2009-10-02 Cary Coutant <ccoutant@google.com>
1755 Add support for comdat type sections for DWARF v4.
1756 Merge from dwarf4 branch.
1758 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1759 (dw_die_ref): Define vector type.
1760 (enum dw_val_class): Add dw_val_class_data8.
1761 (struct dw_val_struct): Add v.val_data8.
1762 (comdat_type_node_ref): New type.
1763 (struct die_struct): Move die_symbol into a union; add new field
1764 die_type_node. Change all uses.
1765 (comdat_type_node): New type.
1766 (skeleton_chain_node): New type.
1767 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1768 (comdat_type_list): New variable.
1769 (dwarf_tag_name): Add DW_TAG_type_unit.
1770 (dwarf_attr_name): Add DW_AT_signature.
1771 (add_AT_data8): New function.
1772 (replace_child): New function.
1773 (move_all_children): New function.
1774 (print_signature): New function.
1775 (print_die): Print signature information; add dw_val_class_data8.
1776 (attr_checksum): Support dw_val_class_data8.
1777 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1778 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1779 (checksum_sleb128, checksum_uleb128): New functions.
1780 (checksum_die_context): New function.
1781 (loc_checksum_ordered): New function.
1782 (attr_checksum_ordered): New function.
1783 (struct checksum_attributes): New structure.
1784 (collect_checksum_attributes): New function.
1785 (die_checksum_ordered): New function.
1786 (generate_type_signature): New function.
1787 (same_dw_val_p): Add dw_val_class_data8.
1788 (is_symbol_die): Use new is_declaration_die function.
1789 (is_declaration_die): New function.
1790 (should_move_die_to_comdat): New function.
1791 (clone_die): New function.
1792 (clone_tree): New function.
1793 (clone_as_declaration): New function.
1794 (copy_declaration_context): New function.
1795 (generate_skeleton_ancestor_tree): New function.
1796 (generate_skeleton_bottom_up): New function.
1797 (generate_skeleton): New function.
1798 (remove_child_or_replace_with_skeleton): New function.
1799 (break_out_comdat_types): New function.
1800 (struct decl_table_entry): New type.
1801 (htab_decl_hash): New function.
1802 (htab_decl_eq): New function.
1803 (htab_decl_del): New function.
1804 (copy_ancestor_tree): New function.
1805 (copy_decls_walk): New function.
1806 (copy_decls_for_unworthy_types): New function.
1807 (build_abbrev_table): Don't assert on missing die_symbol when doing
1808 comdat type sections.
1809 (size_of_die): Use DW_FORM_sig8 for external references. Add
1811 (unmark_dies): Don't assert for unmarked dies when doing comdat
1813 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1814 (output_signature): New function.
1815 (output_die): Likewise.
1816 (output_compilation_unit_header): Mark output as DWARF version 3
1817 even if generating DWARF 4.
1818 (output_comdat_type_unit): New function.
1819 (output_line_info): Mark output as DWARF version 3 even if generating
1821 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1823 (dwarf2out_end_source_file): Likewise.
1824 (prune_unused_types_walk_attribs): Don't follow references into
1825 comdat type sections.
1826 (prune_unused_types_mark): When generating type units, do not mark
1827 children of non-defining declarations of types; do mark children of
1829 (prune_unused_types): Process comdat type sections.
1830 (htab_ct_hash): New function.
1831 (htab_ct_eq): New function.
1832 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1833 Add a pointer to the line table from type unit entries so
1834 DW_AT_decl_file has meaning.
1835 * varasm.c (default_elf_asm_named_section): Use identifier name as
1836 comdat key instead of lang hook.
1838 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1840 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1842 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.md (SWIM248): New mode iterator.
1845 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1846 divmodhi4 patterns using SWIM248 macro.
1847 (*divmod<mode>4): Macroize insn_and_split pattern from
1848 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1849 and their corresponding splitters usign SWIM248 macro. Split SImode
1850 insn to generate cltd and DImode insn to generate cqto instead of
1851 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1852 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1853 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1854 *divmodsi_noext patterns using SWIM248 macro.
1855 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1856 udivmodhi4 patterns using SWIM248 macro.
1857 (*udivmod<mode>4): Macroize insn_and_split pattern from
1858 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1859 corresponding splitters using SWIM248 macro.
1860 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1861 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1863 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1865 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1866 of zero-sized element is zero-sized regardless of its extent.
1868 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1871 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1872 * configure: Regenerated.
1873 * config.in: Regenerated.
1874 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1875 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1876 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1877 not emitting .eh_frame, emit .cfi_sections .debug_frame
1882 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1883 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1885 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1886 vars use DECL_RTL with resetting it back to NULL afterwards.
1887 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1888 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1889 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1890 the attribute type allows it, otherwise use DW_FORM_dataN.
1891 (mem_loc_descriptor): Handle CONST_STRING.
1892 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1893 Handle MEM with CONST_STRING address using add_AT_string.
1894 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1895 CONST_STRING for const arrays initialized with a string literal.
1896 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1897 (dwarf2out_finish): Call resolve_addr.
1899 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1900 Maxim Kuvyrkov <maxim@codesourcery.com>
1902 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1904 2009-10-02 Nick Clifton <nickc@redhat.com>
1906 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1907 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1909 2009-10-01 Jan Hubicka <jh@suse.cz>
1911 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1912 (cgraph_create_virtual_clone): Just pass redirect_callers
1914 * cgraph.h (cgraph_clone_node): Update prototype.
1915 * ipa-pure-const.c (self_recursive_p): New function.
1916 (propagate): Use it.
1917 * ipa-inline.c (cgraph_clone_inlined_nodes,
1918 cgraph_decide_recursive_inlining): Update.
1920 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1922 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1923 instructions for TARGET_OCTEON.
1925 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1927 * config/arm/arm.c (arm_override_options): Turn off
1928 flag_dwarf2_cfi_asm for AAPCS variants.
1930 2009-10-01 Martin Jambor <mjambor@suse.cz>
1933 * tree-sra.c (convert_callers): Do not call
1934 compute_inline_parameters on one caller more than once.
1936 2009-10-01 Nick Clifton <nickc@redhat.com>
1938 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1939 an empty string if not already defined.
1941 2009-10-01 Martin Jambor <mjambor@suse.cz>
1944 * tree-sra.c (is_va_list_type): New function.
1945 (find_var_candidates): Call is_va_list_type.
1946 (find_param_candidates): Check that the type or the type pointed
1947 to are not va_list types.
1949 2009-10-01 Martin Jambor <mjambor@suse.cz>
1952 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1953 DECL_ARTIFICIAL (param_decl) is true.
1955 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1957 * tree.h (tree_decl_common::lang_flag_8): New.
1958 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1960 * c-common.h (RID_CONSTEXPR): New.
1962 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1964 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1965 Use ref-all pointers.
1966 (alpha_gimplify_va_arg): Ditto.
1968 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1971 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1972 before insn counting loop now that BB_END (bb) is counted. Ensure
1973 the return value isn't zero.
1975 2009-09-30 Nick Clifton <nickc@redhat.com>
1977 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1978 with separate definitions of c_target_objs and cxx_target_objs.
1979 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1981 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1982 sh_symbian_import_export_class.
1983 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1984 * config/sh/symbian.c: Delete, moving code into...
1985 * config/sh/symbian-base.c: ... here
1986 * config/sh/symbian-c.c: ... and here
1987 * config/sh/symbian-cxx.c: ... and here.
1989 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1992 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1993 of plus RTX into register.
1995 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1997 * doc/install.texi: Linguistic and markup fixes.
1998 (Configuration) <--disable-cpp>: Remove description.
1999 <--enable-maintainer-mode>: Autotools files are affected, too.
2000 <--with-sysroot>: Improve description.
2001 (Building): Bump required GNU make version.
2003 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2005 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2006 (x86_64-*-*): Ditto.
2008 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2009 intrinisics for FMA4.
2010 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2011 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2012 Add FMA4 check and fma4intrin.h.
2013 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2015 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2016 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2017 constant for FMA4 support.
2018 (UNSPEC_FMA4_FMADDSUB): Ditto.
2019 (UNSPEC_FMA4_FMSUBADD): Ditto.
2020 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2021 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2022 (ix86_expand_fma4_multiple_memory): Ditto.
2023 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2024 (OPTION_MASK_ISA_FMA4_UNSET): New.
2025 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2026 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2027 (ix86_handle_option): Handle -mfma4.
2028 (isa_opts): Handle -mfma4.
2029 (enum pta_flags): Add PTA_FMA4.
2030 (override_options): Add FMA4 support.
2031 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2032 (IX86_BUILTIN_VFMADDSD): Ditto.
2033 (IX86_BUILTIN_VFMADDPS): Ditto.
2034 (IX86_BUILTIN_VFMADDPD): Ditto.
2035 (IX86_BUILTIN_VFMSUBSS): Ditto.
2036 (IX86_BUILTIN_VFMSUBSD): Ditto.
2037 (IX86_BUILTIN_VFMSUBPS): Ditto.
2038 (IX86_BUILTIN_VFMSUBPD): Ditto.
2039 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2040 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2041 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2042 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2043 (IX86_BUILTIN_VFNMADDSS): Ditto.
2044 (IX86_BUILTIN_VFNMADDSD): Ditto.
2045 (IX86_BUILTIN_VFNMADDPS): Ditto.
2046 (IX86_BUILTIN_VFNMADDPD): Ditto.
2047 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2048 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2049 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2050 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2051 (IX86_BUILTIN_VFMADDPS256): Ditto.
2052 (IX86_BUILTIN_VFMADDPD256): Ditto.
2053 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2054 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2055 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2056 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2057 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2058 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2059 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2060 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2061 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2062 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2063 (enum multi_arg_type): New enum for describing the various FMA4
2064 intrinsic argument types.
2065 (bdesc_multi_arg): New table for FMA4 intrinsics.
2066 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2067 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2069 (ix86_expand_builtin): Add FMA4 intrinsic support.
2070 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2071 operand instructions.
2072 (ix86_expand_fma4_multiple_memory): New function to split the
2073 second memory reference from FMA4 instructions.
2074 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2075 (ssemodesuffixf2s): Ditto.
2076 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2078 (fma4_fmsub<mode>4): Ditto.
2079 (fma4_fnmadd<mode>4): Ditto.
2080 (fma4_fnmsub<mode>4): Ditto.
2081 (fma4_vmfmadd<mode>4): Ditto.
2082 (fma4_vmfmsub<mode>4): Ditto.
2083 (fma4_vmfnmadd<mode>4): Ditto.
2084 (fma4_vmfnmsub<mode>4): Ditto.
2085 (fma4_fmadd<mode>4256): Ditto.
2086 (fma4_fmsub<mode>4256): Ditto.
2087 (fma4_fnmadd<mode>4256): Ditto.
2088 (fma4_fnmsub<mode>4256): Ditto.
2089 (fma4_fmaddsubv8sf4): Ditto.
2090 (fma4_fmaddsubv4sf4): Ditto.
2091 (fma4_fmaddsubv4df4): Ditto.
2092 (fma4_fmaddsubv2df4): Ditto.
2093 (fma4_fmsubaddv8sf4): Ditto.
2094 (fma4_fmsubaddv4sf4): Ditto.
2095 (fma4_fmsubaddv4df4): Ditto.
2096 (fma4_fmsubaddv2df4): Ditto.
2097 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2098 instructions for intrinsics.
2099 (fma4i_fmsub<mode>4): Ditto.
2100 (fma4i_fnmadd<mode>4): Ditto.
2101 (fma4i_fnmsub<mode>4): Ditto.
2102 (fma4i_vmfmadd<mode>4): Ditto.
2103 (fma4i_vmfmsub<mode>4): Ditto.
2104 (fma4i_vmfnmadd<mode>4): Ditto.
2105 (fma4i_vmfnmsub<mode>4): Ditto.
2106 (fma4i_fmadd<mode>4256): Ditto.
2107 (fma4i_fmsub<mode>4256): Ditto.
2108 (fma4i_fnmadd<mode>4256): Ditto.
2109 (fma4i_fnmsub<mode>4256): Ditto.
2110 (fma4i_fmaddsubv8sf4): Ditto.
2111 (fma4i_fmaddsubv4sf4): Ditto.
2112 (fma4i_fmaddsubv4df4): Ditto.
2113 (fma4i_fmaddsubv2df4): Ditto.
2114 (fma4i_fmsubaddv8sf4): Ditto.
2115 (fma4i_fmsubaddv4sf4): Ditto.
2116 (fma4i_fmsubaddv4df4): Ditto.
2117 (fma4i_fmsubaddv2df4): Ditto.
2119 * doc/invoke.texi (-mfma4): Add documentation.
2120 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2122 2009-09-29 Richard Henderson <rth@redhat.com>
2124 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2125 an edge to the new destination block.
2127 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2130 * pa.c (hppa_profile_hook): Use
2131 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2133 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2134 Alexander Monakov <amonakov@ispras.ru>
2137 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2138 (not_postinc_memory_operand): New.
2139 (not_postinc_move_operand): New.
2140 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2141 (*cmovsi_internal): Ditto.
2143 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2145 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2146 restrict issue_rate in first pass when scheduling for register
2149 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2150 Rafael Avila de Espindola <espindola@google.com>
2152 * gengtype.c (plugin_output): New.
2153 (get_output_file_with_visibility): Return plugin_output for plugins.
2154 (main): Parse and use the -P option.
2155 * gty.texi: Update the command line format.
2157 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2160 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2162 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2163 out if !const_ok_for_output.
2166 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2167 case VAR_LOCATION>: Remove gcc_unreachable ().
2169 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2171 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2172 (x86_64-*-*): Ditto.
2173 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2174 back to smmintrin.h.
2175 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2176 * config/i386/x86intrin.h: Remove SSE5.
2177 * config/i386/mmintrin-common.h: Delete file.
2178 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2180 2009-09-29 Richard Guenther <rguenther@suse.de>
2182 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2183 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2185 2009-09-29 Nick Clifton <nickc@redhat.com>
2187 * function.c (current_function_name): If there is no current
2188 function just return "<none>".
2190 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2192 * tree-pass.h (register_pass_info): New structure.
2193 (pass_positioning_ops): Move enum from gcc-plugin.h.
2194 (register_pass): New function.
2195 * gcc-plugin.h (plugin_pass): Delete structure.
2196 (pass_positioning_ops): Delete enum.
2197 * plugin.c (regsiter_pass): Delete function.
2198 (position_pass): Delete function.
2199 (added_pass_nodes): Delete variable.
2200 (prev_added_pass_nodes): Delete variable.
2201 (pass_list_node): Delete structure.
2202 * passes.c (make_pass_instance): New function.
2203 (next_pass_1): Change to call make_pass_instance.
2204 (pass_list_node): Move structure from gcc-plugin.h.
2205 (added_pass_nodes): Move variable from plugin.c.
2206 (prev_added_pass_nodes): Move variable from plugin.c.
2207 (position_pass): New function.
2208 (register_pass): New function.
2210 2009-09-28 Easwaran Raman <eraman@google.com>
2212 * ifcvt.c (noce_try_abs): Recognize pattern and call
2213 expand_one_cmpl_abs_nojump.
2214 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2215 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2217 2009-09-28 Ian Lance Taylor <iant@google.com>
2220 * c-opts.c (c_common_handle_option): Don't set
2221 warn_jump_misses_init for -Wall.
2222 * doc/invoke.texi (Warning Options): Update documentation.
2224 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2226 * Makefile.in ($(out_object_file)): Depend on
2227 gt-$(basename $(notdir $(out_file))).h.
2229 2009-09-28 Richard Henderson <rth@redhat.com>
2231 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2232 * except.c (gen_eh_region): Set it.
2233 (duplicate_eh_regions_1): Copy it.
2234 * tree-eh.c (lower_resx): Use it to determine which function
2237 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2238 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2239 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2240 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2241 BUILT_IN_CXA_END_CLEANUP if necessary.
2243 * c-common.c (c_define_builtins): Update call to
2244 build_common_builtin_nodes.
2246 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2248 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2250 2009-09-28 Michael Matz <matz@suse.de>
2252 * builtins.c (interclass_mathfn_icode): New helper.
2253 (expand_builtin_interclass_mathfn): Use it here, and split folding
2255 (fold_builtin_interclass_mathfn): ... this new folder.
2256 (build_call_nofold_loc): New static helper.
2257 (build_call_nofold): New wrapper macro for above.
2258 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2259 (expand_builtin_pow): Ditto.
2260 (expand_builtin_memset_args): Ditto.
2261 (expand_builtin_printf): Ditto.
2262 (expand_builtin_fprintf): Ditto.
2263 (expand_builtin_sprintf): Ditto.
2264 (expand_builtin_memory_chk): Ditto.
2265 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2266 (expand_builtin_stpcpy): Ditto.
2267 (expand_builtin_strcmp): Ditto.
2268 (expand_builtin_strncmp): Ditto.
2269 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2270 (expand_builtin_strcpy_args): Don't call folders.
2271 (expand_builtin_memcmp): Ditto.
2272 (expand_builtin_strncpy): Ditto, and use target.
2273 (expand_builtin_memcpy): Ditto.
2274 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2275 expand_builtin_strpbrk, expand_builtin_memmove,
2276 expand_builtin_memmove_args, expand_builtin_bcopy,
2277 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2278 expand_builtin_strspn, expand_builtin_strcspn,
2279 expand_builtin_fputs): Remove these.
2280 (expand_builtin): Don't call the above, change calls to other
2281 expanders that changed prototype.
2282 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2283 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2284 fold_builtin_interclass_mathfn.
2285 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2286 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2288 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2289 * passes.c (init_optimization_passes): Move pass_fold_builtins
2290 after last phiopt pass.
2291 * tree-inline.c (fold_marked_statements): When folding builtins
2292 iterate over all instruction potentially generated.
2293 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2295 (fold_gimple_call): Use it to always fold calls (into potentially
2296 multiple instructions).
2297 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2298 calls into zero at this time.
2299 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2300 statements generated by builtin folding.
2302 2009-09-28 Nick Clifton <nickc@redhat.com>
2304 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2306 2009-09-28 Duncan Sands <baldrick@free.fr>
2308 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2309 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2310 (register_callback): Dispatch it.
2311 (invoke_plugin_callbacks): Incorporate in sanity check.
2312 * ggc.h (ggc_register_cache_tab): Add declaration.
2313 * ggc-common.c (ggc_register_root_tab): Simplify.
2314 (const_ggc_cache_tab_t): New typedef.
2315 (extra_cache_vec): New vector of dynamically added cache tables.
2316 (ggc_register_cache_tab): New function.
2317 (ggc_scan_cache_tab): New function.
2318 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2319 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2321 2009-09-27 Richard Henderson <rth@redhat.com>
2323 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2324 which we remove __builtin_stack_restore.
2326 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2328 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2329 to test for GRD_INVARIANT.
2330 (simple_rhs_p): Anything that's function_invariant_p is fine.
2332 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2334 * gengtype.c (main): Use plunge_files instead of plugin_output.
2336 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2337 Rafael Avila de Espindola <espindola@google.com>
2339 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2340 Don't print pch related info if it is false.
2341 (main): Don't print pch info in plugin mode.
2343 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2345 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2346 with dw_val_class_const_double.
2347 (struct dw_val_struct): Replace val_long_long with val_double and
2348 adjust for above change.
2349 (output_loc_operands): Likewise.
2350 (add_AT_long_long): Rename into...
2351 (add_AT_double): ...this.
2352 (print_die): Replace dw_val_class_long_long with
2353 dw_val_class_const_double and adjust.
2354 (attr_checksum): Likewise.
2355 (same_dw_val_p): Likewise.
2356 (size_of_die): Likewise.
2357 (value_format): Likewise.
2358 (output_die): Likewise.
2359 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2360 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2361 instead of add_AT_long_long.
2362 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2363 value with the precision of its type.
2365 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2368 * c-typeck.c (build_conditional_expr): Use the readonly and
2369 volatile flags of the operand types, not of the operands itself.
2371 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2373 * collect2.c (main): Look for -brtl before adding libraries.
2375 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2377 * config.gcc: Update OpenBSD targets.
2378 * config/openbsd-stdint.h: New file.
2379 * config/openbsd-libpthread.h: New file.
2380 * config/openbsd.h: Update and break out LIB_SPEC definition.
2381 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2382 * config/i386/openbsdelf.h: Correct types.
2383 * config/m68k/openbsd.h: Likewise.
2384 * config/mips/openbsd.h: Likewise.
2385 * config/vax/openbsd.h: Likewise.
2387 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2389 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2390 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2391 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2392 of the length and zero.
2394 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2396 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2397 (FLAGS_H): Add options.h $(REAL_H).
2398 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2399 (TREE_VECTORIZER_H): New.
2400 (EBITMAP_H): Renamed from EBIMAP_H.
2401 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2402 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2403 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2404 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2405 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2406 (graphite-clast-to-gimple.o, graphite-dependences.o)
2407 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2408 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2409 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2410 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2411 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2412 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2413 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2414 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2415 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2416 updated and fixed as per above changes and per
2417 check_makefile_deps.sh output.
2420 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2421 * configure: Regenerate.
2423 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2425 * doc/install.texi: Update minimum MPC version to 0.7.
2427 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2429 * doc/install.texi (Binaries): Remove reference to the binary
2430 distribution CD-ROM from the FSF.
2432 2009-09-26 Michael Matz <matz@suse.de>
2436 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2437 that are mentioned in the body.
2439 2009-09-26 Michael Matz <matz@suse.de>
2441 PR tree-optimization/41454
2442 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2443 (tree_ssa_dominator_optimize): Don't allocate and free it.
2444 (dom_opt_leave_block): Don't iterate over it.
2445 (eliminate_redundant_computations): Don't return a value.
2446 (cprop_operand, cprop_into_stmt): Ditto.
2447 (optimize_stmt): Don't defer updating stmts.
2449 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2451 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2452 generic_parameter_die, template_parameter_pack_die,
2453 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2454 renaming DW_TAG_formal_parameter_pack and
2455 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2456 and DW_TAG_GNU_template_parameter_pack.
2458 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2460 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2461 * config/v850/v850.c (v850_function_value): New function.
2462 (TARGET_FUNCTION_VALUE): Define.
2464 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2466 * tree-vect-stmts.c (vectorizable_call): Call
2467 mark_symbols_for_renaming after vect_finish_stmt_generation.
2469 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2470 to loc_descriptor_from_tree.
2471 (add_location_or_const_value_attribute): Pass 0 instead of 2
2472 for decl_by_reference_p decls.
2474 2009-09-25 Richard Guenther <rguenther@suse.de>
2477 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2480 2009-09-25 Ben Elliston <bje@au.ibm.com>
2482 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2485 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2487 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2488 form of instruction.
2490 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2493 * fold-const.c (const_binop): Handle complex int division.
2494 * tree-complex.c (expand_complex_div_straight,
2495 expand_complex_div_wide): Update comments.
2497 2009-09-24 DJ Delorie <dj@redhat.com>
2500 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2501 (reg_class): Likewise.
2502 (REG_CLASS_NAMES): Likewise.
2503 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2504 (m32c_override_options): Disable -fivopts for M32C.
2506 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2508 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2509 Delete VSX load/store with update support.
2510 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2511 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2515 (VStype_load_update): Ditto.
2516 (VStype_store_update): Ditto.
2517 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2518 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2520 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2521 load/store with update builtins.
2523 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2525 * libgcc2.c (L_trampoline): Prototype for getpagesize
2526 and mprotect in WINNT case.
2528 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2530 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2531 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2532 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2533 'outgoing' argument.
2534 (TARGET_FUNCTION_VALUE): Define.
2536 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2538 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2540 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2543 * common.opt: Initialize dwarf_strict to -1.
2544 * toplev.c (process_options): Catch unset dwarf_strict
2545 and set to 0 for all targets not overriding.
2546 * config/darwin.c (darwin_override_options): Catch unset
2547 dwarf_strict and override to 1.
2549 2009-09-24 Jeff Law <law@redhat.com>
2551 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2553 2009-09-24 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/36143
2556 PR tree-optimization/38747
2557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2558 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2560 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2563 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2564 return false instead of gcc_unreachable (). For CONST return the
2565 value returned by recursive call instead of always returning true.
2566 (tree_add_const_value_attribute): Return the value returned by
2567 add_const_value_attribute instead of always returning true if rtl
2570 2009-09-23 Justin Seyster <jrseys@gmail.com>
2572 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2574 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2576 * cgraphunit.c (cgraph_lower_function): Revert last change.
2577 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2578 instead of DECL_NO_STATIC_CHAIN.
2579 * tree-cfg.c (verify_gimple_call): Likewise.
2580 * tree-nested.c (get_chain_decl, get_chain_field,
2581 convert_tramp_reference_op, convert_gimple_call): Likewise.
2582 (convert_all_function_calls): Likewise. Always set or clear
2583 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2584 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2585 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2587 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2588 DECL_NO_STATIC_CHAIN.
2589 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2590 instead of DECL_NO_STATIC_CHAIN.
2591 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2592 decl_function_context.
2593 * varasm.c (initializer_constant_valid_p): Likewise.
2594 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2595 (DECL_STATIC_CHAIN): ... this.
2596 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2597 instead of DECL_NO_STATIC_CHAIN.
2599 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2600 Rafael Avila de Espindola <espindola@google.com>
2602 * gengtype.c (nb_plugin_files): Make it unsigned to match
2603 num_gt_files. Adjust other variables to avoid warnings.
2604 (main): Allocate an all zero lang_bitmap before each plugin file name
2605 to match regular file names.
2607 2009-09-23 Richard Henderson <rth@redhat.com>
2609 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2610 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2611 static chain passed in memory.
2612 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2613 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2614 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2615 STATIC_CHAIN_REGNUM defined.
2617 * config/picochip/picochip-protos.h: s/class/klass/.
2618 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2619 (picochip_static_chain): New.
2620 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2621 (STATIC_CHAIN_INCOMING): Remove.
2623 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2624 (xtensa_static_chain): New.
2625 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2626 (STATIC_CHAIN_INCOMING): Remove.
2628 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2630 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2631 * config/pa/pa-protos.h (function_value): Remove.
2632 * config/pa/pa.c (pa_function_value): Rename from function_value.
2633 Make static, add 'outgoing' argument.
2634 (TARGET_FUNCTION_VALUE): Define.
2636 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2638 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2639 instead of cfun->machine->is_leaf.
2640 * config/avr/avr.h (machine_function): Remove is_leaf field.
2642 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2645 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2646 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2647 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2648 the same size, prefer DW_OP_stack_value.
2649 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2650 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2652 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2655 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2657 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2660 * cfgexpand.c (convert_debug_memory_address): New.
2661 (expand_debug_expr): Convert base address and offset to the same
2662 mode. Use it to convert addresses to other modes. Accept
2665 2009-09-23 Richard Guenther <rguenther@suse.de>
2667 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2668 produced for bigendian targets with promoted subregs.
2670 2009-09-23 Richard Guenther <rguenther@suse.de>
2672 * value-prof.c (gimple_ic): Purge old EH edges only after building
2675 2009-09-23 Nick Clifton <nickc@redhat.com>
2677 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2679 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2682 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2685 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2686 on non-nested functions.
2688 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2689 Jan Hubicka <jh@suse.cz>
2691 * dwarf2out.c (loc_list_plus_const): Only define if
2692 DWARF2_DEBUGGING_INFO.
2693 (address_of_int_loc_descriptor): Likewise.
2696 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2698 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2701 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2702 constant is more than zero.
2704 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2707 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2708 call final to emit non-scheduled prologue, instead insert at entry.
2710 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2711 Joseph S. Myers <joseph@codesourcery.com>
2713 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2715 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2716 Rafael Avila de Espindola <espindola@google.com>
2718 * gengtype.c (is_file_equal): New function.
2719 (close_output_files): Use is_file_equal. Free of->buf.
2721 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2722 Rafael Avila de Espindola <espindola@google.com>
2724 * gengtype.c (write_types, write_local): Add the output_header
2725 argument. Update all callers.
2727 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2729 * dwarf2out.c (template_parameter_pack_die,
2730 gen_formal_parameter_pack_die ): New functions.
2731 (make_ith_pack_parameter_name): Remove this function.
2732 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2733 DW_TAG_formal_parameter_pack.
2734 (gen_generic_params_dies): Represent each template parameter pack
2735 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2736 represented by usual DW_TAG_template_*_parameter DIEs that are
2737 children of the DW_TAG_template_parameter_pack element DIE.
2738 (generic_parameter_die): This doesn't deal with parameter pack
2739 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2740 of parameter pack DIEs.
2741 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2742 in certain cases, e.g. for pack elements.
2743 (gen_formal_types_die, gen_decl_die): Adjust usage of
2744 gen_formal_parameter_die.
2745 (gen_subprogram_die): Represent each function parameter pack by a
2746 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2747 represented by usual DW_TAG_formal_parameter DIEs that are children
2748 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2749 ____builtin_va_alist decls as no part of the compiler uses those
2751 * langhooks.h (struct lang_hooks_for_decls): Add
2752 function_parm_expanded_from_pack_p, get_generic_function_decl
2753 and function_parameter_pack_p hooks. Fix comment for
2754 get_innermost_generic_parms hook.
2755 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2756 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2757 macros and use them to initialize lang_hook.
2759 2009-09-22 Richard Henderson <rth@redhat.com>
2761 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2762 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2763 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2764 on TRAMPOLINE_TEMPLATE.
2765 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2766 TRAMPOLINE_ADJUST_ADDRESS.
2767 * targhooks.c (default_asm_trampoline_template): Remove.
2768 (default_trampoline_adjust_address): Remove.
2769 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2770 * targhooks.h: Update decls.
2772 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2774 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2775 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2776 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2778 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2781 * reload1.c (reload): Reset debug insns with pseudos without
2784 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2786 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2787 unconditional true for decimal float modes.
2788 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2789 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2791 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2793 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2794 Enable a new case for __FreeBSD__ >= 7.
2795 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2796 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2797 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2798 and USE_LD_AS_NEEDED.
2800 * doc/install.texi (*-*-freebsd*): Update target information.
2802 2009-09-22 Richard Guenther <rguenther@suse.de>
2805 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2806 arrays really properly.
2808 2009-09-22 Richard Henderson <rth@redhat.com>
2811 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2812 calls.static_chain, calls.trampoline_init,
2813 calls.trampoline_adjust_address.
2814 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2815 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2816 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2817 * builtins.c (expand_builtin_setjmp_receiver): Use
2818 targetm.calls.static_chain; only clobber registers.
2819 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2820 set up memory attributes properly for the trampoline block.
2821 (expand_builtin_adjust_trampoline): Use
2822 targetm.calls.trampoline_adjust_address.
2823 * calls.c (prepare_call_address): Add fndecl argument. Use
2824 targetm.calls.static_chain.
2825 * df-scan.c (df_need_static_chain_reg): Remove.
2826 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2827 consolodate static chain handling.
2828 * doc/tm.texi: Document new hooks.
2829 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2830 (init_emit_regs): Don't initialize them.
2831 * expr.h (prepare_call_address): Update decl.
2832 * final.c (profile_function): Use targetm.calls.static_chain.
2833 * function.c (expand_function_start): Likewise.
2834 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2835 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2836 only clobber registers.
2837 * targhooks.c (default_static_chain): New.
2838 (default_asm_trampoline_template, default_trampoline_init): New.
2839 (default_trampoline_adjust_address): New.
2840 * targhooks.h: Declare them.
2841 * varasm.c (assemble_trampoline_template): Use
2842 targetm.asm_out.trampoline_template. Make the memory block const
2845 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2846 alpha_initialize_trampoline. Make static. Merge VMS parameter
2847 differences into the TARGET_ABI_OPEN_VMS code block.
2848 (TARGET_TRAMPOLINE_INIT): New.
2849 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2850 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2851 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2852 (INITIALIZE_TRAMPOLINE): Remove.
2854 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2855 (TRAMPOLINE_TEMPLATE): Merge with ...
2856 (INITIALIZE_TRAMPOLINE): ... this and move ...
2857 * config/arc/arc.c (arc_trampoline_init): ... here.
2858 (TARGET_TRAMPOLINE_INIT): New.
2860 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2861 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2862 (arm_asm_trampoline_template): New.
2863 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2864 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2865 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2866 code to arm_asm_trampoline_template.
2867 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2868 arm_trampoline_adjust_address.
2869 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2870 adjust for target hook parameters.
2872 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2875 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2876 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2877 (bfin_trampoline_init): Rename from initialize_trampoline;
2878 make static; update for target hook parameters.
2879 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2880 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2881 bfin_asm_trampoline_template.
2882 (INITIALIZE_TRAMPOLINE): Remove.
2884 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2885 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2886 cris_trampoline_init): New.
2887 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2888 cris_asm_trampoline_template.
2889 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2890 adjust for target hook parameters.
2892 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2894 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2895 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2896 fr30_trampoline_init): New.
2897 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2898 fr30_asm_trampoline_template.
2899 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2900 adjust for target hook parameters.
2902 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2903 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2904 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2905 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2906 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2908 * config/h8300/h8300.c (h8300_trampoline_init): New.
2909 (TARGET_TRAMPOLINE_INIT): New.
2910 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2911 to h8300_trampoline_init and adjust for hook parameters.
2913 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2914 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2915 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2916 make static; adjust for hook parameters.
2917 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2919 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2920 (TARGET_TRAMPOLINE_INIT): New.
2921 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2922 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2923 iq2000_asm_trampoline_template.
2924 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2925 (TRAMPOLINE_CODE_SIZE): New.
2926 (TRAMPOLINE_SIZE): Use it.
2927 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2929 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2930 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2931 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2932 adjust for hook parameters.
2933 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2935 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2936 (m32r_trampoline_init): New.
2937 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2938 m32r_trampoline_init.
2940 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2941 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2942 make static; update for hook parameters.
2943 * config/m68hc11/m68hc11-protos.h: Update.
2944 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2946 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2947 (TARGET_TRAMPOLINE_INIT): New.
2948 (mcore_function_value): Fix typo.
2949 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2950 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2951 to mcore_asm_trampoline_template.
2952 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2954 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2955 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2956 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2957 update for hook parameters.
2958 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2960 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2961 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2962 mips_trampoline_init): New.
2963 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2964 mips_asm_trampoline_template.
2965 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2966 update for hook parameters.
2968 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2969 (TARGET_TRAMPOLINE_INIT): New.
2970 (mmix_trampoline_size): Remove.
2971 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2972 make static. Remove out-of-date tetra vs octa comment.
2973 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2974 make static; update for hook parameters.
2975 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2976 (INITIALIZE_TRAMPOLINE): Remove.
2977 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2978 (TRAMPOLINE_ALIGNMENT): New.
2979 * gcc/config/mmix/mmix-protos.h: Update.
2981 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2982 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2983 mn10300_trampoline_init): New.
2984 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2985 mn10300_asm_trampoline_template.
2986 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2988 * config/moxie/moxie.c (moxie_static_chain,
2989 moxie_asm_trampoline_template, moxie_trampoline_init,
2990 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2991 TARGET_TRAMPOLINE_INIT): New.
2992 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2993 moxie_trampoline_init.
2994 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2995 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2997 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2998 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2999 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3000 pa_trampoline_adjust_address): New.
3001 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3002 pa_asm_trampoline_template.
3003 (TRAMPOLINE_ALIGNMENT): New.
3004 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3005 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3006 adjust for hook parameters.
3007 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3009 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3010 (TARGET_TRAMPOLINE_INIT): New.
3011 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3012 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3014 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3016 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3017 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3018 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3019 make static; adjust parameters for the hook.
3020 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3022 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3023 s390_trampoline_template; make static.
3024 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3025 make static; adjust for target hook.
3026 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3027 * config/s390/s390-protos.h: Remove trampoline decls.
3028 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3029 (TRAMPOLINE_TEMPLATE): Remove.
3030 (TRAMPOLINE_ALIGNMENT): New.
3032 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3033 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3034 (TARGET_TRAMPOLINE_INIT): New.
3035 (score_asm_trampoline_template): New.
3036 (score_trampoline_init): Rename from score_initialize_trampoline;
3037 make static; adjust for hook parameters.
3038 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3039 score[37]_asm_trampoline_template.
3040 (INITIALIZE_TRAMPOLINE): Remove.
3041 * config/score/score3.c (score3_asm_trampoline_template): New.
3042 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3043 adjust for target hook.
3044 * config/score/score7.c (score7_asm_trampoline_template): New.
3045 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3046 adjust for target hook.
3047 * config/score/score3.h, config/score/score7.h: Update.
3049 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3050 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3051 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3052 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3053 make static; adjust for target hook parameters.
3054 (sh_trampoline_adjust_address): New.
3055 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3056 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3058 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3059 (sparc32_initialize_trampoline): Rename from
3060 sparc_initialize_trampoline; make static; replace tramp parameter
3061 with m_tramp and update memory accesses.
3062 (sparc64_initialize_trampoline): Similarly.
3063 (sparc_trampoline_init): New.
3064 * config/sparc/sparc-protos.h: Remove trampoline decls.
3065 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3066 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3068 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3069 (array_to_constant): Make ARR parameter const.
3070 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3071 make static; update for hook parameters.
3072 * config/spu/spu-protos.h: Update decls.
3073 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3075 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3076 from xstormy16_initialize_trampoline; make static; update for
3078 (TARGET_TRAMPOLINE_INIT): New.
3079 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3081 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3082 (TARGET_TRAMPOLINE_INIT): New.
3083 (v850_can_eliminate): Make static.
3084 (v850_asm_trampoline_template, v850_trampoline_init): New.
3085 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3086 v850_asm_trampoline_template.
3087 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3088 and adjust for target hook parameters.
3090 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3091 (TARGET_TRAMPOLINE_INIT): New.
3092 (vax_asm_trampoline_template, vax_trampoline_init): New.
3093 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3094 vax_asm_trampoline_template.
3095 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3097 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3098 (TARGET_TRAMPOLINE_INIT): New.
3099 (xtensa_asm_trampoline_template): Rename from
3100 xtensa_trampoline_template; make static.
3101 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3102 make static; update for hook parameters.
3103 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3104 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3105 (INITIALIZE_TRAMPOLINE): Remove.
3107 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3108 error for nested functions with regparm=3.
3109 (ix86_compute_frame_layout): Adjust frame pointer offset for
3110 ix86_static_chain_on_stack.
3111 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3112 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3113 don't reset to UNITS_PER_WORD.
3114 (ix86_emit_leave): Adjust ix86_cfa_state.
3115 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3116 (ix86_static_chain): New.
3117 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3118 make static; update for target hook parameters; use ix86_static_chain.
3119 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3120 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3121 (INITIALIZE_TRAMPOLINE): Remove.
3122 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3123 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3124 to the end. Add static_chain_on_stack.
3125 (ix86_static_chain_on_stack): New.
3127 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3128 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3129 (m68k_trampoline_init): New.
3130 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3131 m68k_trampoline_init and adjust for hook parameters.
3132 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3133 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3135 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3137 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3138 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3140 * reload1.c (reload): Call wrap_constant when substituting
3141 reg for equiv inside of DEBUG_INSNs.
3144 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3145 add_call_src_coords_attributes, add_high_low_attributes,
3146 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3147 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3148 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3149 when -gdwarf-2 -gstrict-dwarf.
3150 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3151 -gdwarf-[23] -gstrict-dwarf.
3152 (address_of_int_loc_descriptor, loc_descriptor,
3153 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3154 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3155 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3157 2009-09-22 Richard Guenther <rguenther@suse.de>
3159 PR tree-optimization/41428
3160 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3161 (ccp_finalize): Pass it to substitute_and_fold.
3163 2009-09-22 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3166 (substitute_and_fold): Adjust prototype.
3167 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3168 (simplify_stmt_using_ranges): Likewise.
3169 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3170 (vrp_fold_stmt): New function.
3171 (vrp_finalize): Pass it to substitute_and_fold.
3172 * tree-flow.h (vrp_evaluate_conditional): Remove.
3173 (simplify_stmt_using_ranges): Likewise.
3174 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3175 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3176 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3178 (fold_predicate_in): Move to tree-vrp.c.
3179 (substitute_and_fold): Use the callback instead of calling into
3180 tree-vrp.c functions directly.
3182 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3184 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3185 comparison warning on rs6000.
3188 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3189 GIMPLE_EH_MUST_NOT_THROW cleanup.
3190 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3192 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3195 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3196 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3197 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3198 libSystem which is derived from the gcc 4.2.1 unwinder.
3200 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3203 * varasm.c (default_encode_section_info): Copy TLS model into
3204 sym_ref flags regardless of backend support for TLS, for all
3205 model types except TLS_MODEL_EMULATED.
3207 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3210 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3211 we can handle it correctly.
3213 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3215 * doc/install.texi (os2): Remove section.
3217 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3219 * doc/standards.texi (Objective-C): Adjust two URLs.
3221 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3223 * tree-tailcall.c (process_assignment): Don't check if a
3224 multiplication or an addition are already present.
3225 (find_tail_calls): Combine multiple additions and multiplications.
3226 (adjust_accumulator_values): Emit accumulators.
3228 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3230 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3231 xmm register restore.
3233 2009-09-21 Jan Hubicka <jh@suse.cz>
3235 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3236 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3239 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3241 * stor-layout.c (layout_type): Remove obsolete code.
3243 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3246 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3248 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3251 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3252 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3253 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3254 * fold-const.c (const_binop): Likewise.
3255 * real.h (do_mpc_arg2): Update prototype.
3257 2009-09-20 Jan Hubicka <jh@suse.cz>
3259 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3260 (add_location_or_const_value_attribute): Rewrite using
3262 (tree_add_const_value_attribute): Return true if successful.
3263 (tree_add_const_value_attribute_for_decl): Likewise.
3265 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3266 (loc_descriptor): ... here;
3267 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3268 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3269 pool items that was not marked for output.
3270 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3271 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3272 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3273 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3274 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3275 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3276 DW_OP_stack_value to get address of items that are not available
3278 (dw_loc_list): Handle single element lists correctly.
3280 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3281 Pascal Obry <obry@adacore.com>
3283 * unwind-dw2-fde.c (classify_object_over_fdes):
3284 Cast the constant 1 to _Unwind_Ptr.
3285 (add_fdes): Likewise.
3286 (linear_search_fdes): Likewise.
3288 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3290 * stor-layout.c (set_sizetype): Avoid useless type copy.
3292 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3294 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3296 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3297 * configure, config.in: Regenerate.
3298 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3300 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3301 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3302 for global data if the output could be used in a shared library.
3303 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3304 to 0 if TARGET_WRITABLE_EH_FRAME.
3306 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3308 PR rtl-optimization/39886
3309 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3310 just when insn is equal to BB_END (bb).
3312 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3314 * config/mips/mips.opt (mrelax-pic-calls): New option.
3315 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3317 (mips_unspec_call): Change "unspec_call" expander into this.
3318 (mips_strip_unspec_call): New function.
3319 (mips_got_load): Call mips_unspec_call instead of
3320 gen_unspec_call<mode>.
3321 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3323 (mips_cfg_in_reorg): New function.
3324 (mips16_lay_out_constants): Use it to decide whether to call
3325 CFG-aware insn splitting.
3326 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3327 mips_reorg. Move DF set-up code from here ...
3328 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3330 (mips_reorg): Call mips_df_reorg instead of
3331 r10k_insert_cache_barriers. Move CFG set-up code here from
3332 r10k_insert_cache_barriers.
3333 (mips_call_expr_from_insn): New function.
3334 (mips_pic_call_symbol_from_set): Likewise.
3335 (mips_find_pic_call_symbol): Likewise.
3336 (mips_annotate_pic_call_expr): Likewise.
3337 (mips_get_pic_call_symbol): Likewise.
3338 (mips_annotate_pic_calls): Likewise.
3339 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3341 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3342 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3343 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3345 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3346 (unspec_call<mode>): Remove it.
3347 (sibcall_internal, sibcall_value_internal,
3348 sibcall_value_multiple_internal, call_internal, call_split,
3349 call_value_internal, call_value_split,
3350 call_value_multiple_internal, call_value_multiple_split): Pass
3351 SIZE_OPNO to MIPS_CALL.
3352 (call_internal_direct, call_direct_split,
3353 call_value_internal_direct, call_value_direct_split): Pass -1 as
3354 SIZE_OPNO to MIPS_CALL.
3355 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3356 * configure: Regenerate.
3357 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3358 and -mno-relax-pic-calls.
3359 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3361 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3364 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3365 in the directory this rule is called from, rather than the
3366 toplevel 'gcc' directory, to fix in-tree build.
3368 2009-09-19 Chris Demetriou <cgd@google.com>
3370 PR preprocessor/28435:
3371 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3372 to cpplib that the preprocessor output is needed.
3374 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3376 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3377 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3378 *return_and_restore_fpregs_<mode>,
3379 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3382 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3383 instead of assuming it has always a REG inside of it.
3385 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3387 * config/freebsd.h: Update comment on types.
3388 (WINT_TYPE): Define.
3390 2009-09-18 Jason Merrill <jason@redhat.com>
3392 * c.opt: Add -fno-deduce-init-list.
3394 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3396 * value-prof.c (interesting_stringop_to_profile_p): Added output
3397 argument to indicate which parameter is the size parameter.
3398 * value-prof.c (gimple_stringop_fixed_value): Use
3399 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3400 * value-prof.c (gimple_stringops_transform): Update call sites to
3401 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3403 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3406 From David Binderman <dcb314@hotmail.com>:
3407 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3408 local variable f. Remove stale comments.
3409 (ix86_compute_frame_layout): Remove useless local variable total_size.
3410 Remove #if 0'd code.
3411 (legitimate_address_p): Remove useless local variables
3412 reason_rtx and reason.
3413 (ix86_split_copysign_const): Remove useless local variable op1.
3414 (scale_counter): Remove useless local variable piece_size_mask.
3416 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3418 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3421 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3424 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3426 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3428 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3431 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3433 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3434 DW_OP_implicit_value even without dwarf_version 4.
3436 2009-09-17 Jan Hubicka <jh@suse.cz>
3438 * dwarf2out.c: Include tree-pass.h and gimple.h.
3439 (loc_list_plus_const): New function.
3440 (loc_descriptor_from_tree_1): Rename to ...
3441 (loc_descriptor_from_tree): ... remove original.
3442 (loc_list_from_tree): New function.
3443 (add_AT_location_description): Accept location list.
3444 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3445 (concatn_mem_loc_descriptor): Remove.
3446 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3448 (secname_for_decl): Move up.
3449 (hidden_reference_p): New function; break out from ...
3450 (loc_by_refernece): ... here; move up.
3451 (dw_loc_list): New function.
3452 (single_element_loc_list): New function.
3453 (single_element_loc_list_p): New function.
3454 (add_loc_descr_to_each): New function.
3455 (add_loc_list): New function.
3456 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3457 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3458 add diagnostics why expansion failed.
3459 (add_location_or_const_value_attribute): Support location lists.
3460 (add_bound_info): Likewise.
3461 (descr_info_loc): Update call of loc_descriptor_from_tree.
3462 (gen_variable_die): Work on location lists.
3463 * final.c (pass_final): Add dump file.
3464 * Makefile.in (dwarf2out.o): Add new dependencies.
3466 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3469 * real.c decimal_from_integer, decimal_integer_string): New.
3470 (real_from_integer): Use them as special case for decimal float.
3471 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3472 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3473 Do not append zero after the decimal point in string to convert.
3475 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3477 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3478 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3480 2009-09-17 Martin Jambor <mjambor@suse.cz>
3482 * common.opt (fipa-sra): New switch.
3483 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3484 * timevar.def (TV_IPA_SRA): New timevar.
3485 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3486 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3487 * tree-sra.c: Include cgraph.c.
3488 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3489 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3490 and grp_not_necessarilly_dereferenced.
3491 (func_param_count): New variable.
3492 (encountered_apply_args): New variable.
3493 (bb_dereferences): New variable.
3494 (final_bbs): New variable.
3495 (no_accesses_representant): New variable.
3496 (no_accesses_p): New function.
3497 (dump_access): Dump the new fields.
3498 (sra_initialize): Set encountered_apply_args to false.
3499 (get_ssa_base_param): New function.
3500 (mark_parm_dereference): New function.
3501 (create_access): Caring for INIDRECT_REFs and different handling of
3502 varialble length accesses in early IPA SRA. Store the stmt - a new
3503 parameter - to the new access.
3504 (build_access_from_expr_1): New parameter stmt, passed to
3505 create_access. Handle INDIRECT_REFs.
3506 (build_access_from_expr): Pass the current statement to
3507 build_access_from_expr_1.
3508 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3510 (build_accesses_from_assign): Pass the current statement to
3511 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3512 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3513 final_bbs when necessary. Check for calls to __builtin_apply_args.
3514 Fixup EH info if anythng was changed.
3515 (is_unused_scalar_param): New function.
3516 (ptr_parm_has_direct_uses): New function.
3517 (find_param_candidates): New function.
3518 (mark_maybe_modified): New function.
3519 (analyze_modified_params): New function.
3520 (propagate_dereference_distances): New function.
3521 (dump_dereferences_table): New function.
3522 (analyze_caller_dereference_legality): New function.
3523 (unmodified_by_ref_scalar_representative): New function.
3524 (splice_param_accesses): New function.
3525 (decide_one_param_reduction): New function.
3526 (enum ipa_splicing_result): New type.
3527 (splice_all_param_accesses): New function.
3528 (get_param_index): New function.
3529 (turn_representatives_into_adjustments): New function.
3530 (analyze_all_param_acesses): New function.
3531 (get_replaced_param_substitute): New function.
3532 (get_adjustment_for_base): New function.
3533 (replace_removed_params_ssa_names): New function.
3534 (sra_ipa_reset_debug_stmts): New function.
3535 (sra_ipa_modify_expr): New function.
3536 (sra_ipa_modify_assign): New function.
3537 (convert_callers): New function.
3538 (modify_function): New function.
3539 (ipa_sra_preliminary_function_checks): New function.
3540 (ipa_early_sra): New function.
3541 (ipa_early_sra_gate): New function.
3542 (pass_early_ipa_sra): New variable.
3543 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3545 2009-09-17 Michael Matz <matz@suse.de>
3548 * tree.c (build_type_attribute_qual_variant): Export.
3549 * tree.h (build_type_attribute_qual_variant): Declare.
3550 * tree-inline.c (remap_type_1): Use it to build variants with
3551 the original qualifiers and attributes.
3553 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3555 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3556 without a fallthrough edge.
3558 2009-09-16 DJ Delorie <dj@redhat.com>
3560 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3561 chip and ignore the "fast_interrupt" attribute if so.
3563 2009-09-16 Richard Henderson <rth@redhat.com>
3566 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3569 2009-09-16 Richard Henderson <rth@redhat.com>
3572 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3573 is set only if DECL_NO_STATIC_CHAIN is unset.
3574 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3575 (FOR_EACH_NEST_INFO): New.
3576 (walk_all_functions): Use it.
3577 (finalize_nesting_tree): Likewise.
3578 (unnest_nesting_tree): Likewise.
3579 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3580 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3581 (convert_gimple_call): Early out if gimple_call_chain already set.
3582 (convert_all_function_calls): Iterate until no new functions
3583 require a static chain.
3584 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3585 when building a trampoline. Use dump_function_to_file instead
3587 (lower_nested_functions): Open dump_file. Validate that decls
3588 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3589 bit reset by this pass.
3591 2009-09-16 Michael Matz <matz@suse.de>
3594 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3595 shorten decl_common_unused.
3596 (DECL_RESTRICTED_P): New accessor.
3597 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3598 to disambiguate marked decls and restrict pointers.
3600 2009-09-16 Richard Henderson <rth@redhat.com>
3603 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3605 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3607 * integrate.c (set_block_abstract_flags): Call
3608 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3610 2009-09-16 Richard Guenther <rguenther@suse.de>
3613 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3616 2009-09-16 DJ Delorie <dj@redhat.com>
3617 Kaz Kojima <kkojima@gcc.gnu.org>
3619 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3620 (sh_expand_prologue): Update calls to output_stack_adjust.
3621 (sh_expand_epilogue): Likewise.
3623 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3626 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3627 trying to limit the extent of searches in the insn stream.
3629 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3630 Jakub Jelinek <jakub@redhat.com>
3634 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3636 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3637 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3638 (rs6000_savres_strategy): Always save FP registers inline if the
3639 target doesn't support hardware double-precision. Set the above
3640 bits in return value when needed.
3641 (rs6000_savres_routine_sym): Fix computation for cache selector.
3642 Mark the generated symbol as a function. Rename exitp argument to
3643 lr. Move code for determining the name of the symbol...
3644 (rs6000_savres_routine_name): ...here. New function. Add cases for
3645 getting the names right on AIX and 64-bit Linux.
3646 (savres_routine_name): New variable.
3647 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3648 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3649 on what the target routine uses as a base register. If savep && lr
3650 describe saving of r0 into memory slot.
3651 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3652 line calls for AIX ABI.
3653 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3654 determine FP save/restore functions.
3655 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3656 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3658 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3659 Duplicate restoration of LR and execute the appropriate one
3660 depending on whether GPRs are being restored inline. Set r11 from
3661 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3662 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3663 Fix out of line calls for AIX ABI.
3664 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3666 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3668 (*restore_gpregs_spe): Likewise.
3669 (*return_and_restore_gpregs_spe): Likewise.
3670 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3671 Define to empty string unconditionally.
3672 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3673 Define to empty string unconditionally.
3674 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3677 2009-09-15 Jan Hubicka <jh@suse.cz>
3679 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3680 * params.def (inline-insns-auto): Likewise.
3682 2009-09-15 Martin Jambor <mjambor@suse.cz>
3684 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3685 individual statements only at TDF_DETAILS dump level. Format
3686 source for 80 characters per line.
3688 2009-09-15 Christian Bruel <christian.bruel@st.com>
3690 * regrename.c (do_replace): Update REG_DEAD notes.
3692 2009-09-15 Revital Eres <eres@il.ibm.com>
3694 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3695 * targhooks.c (default_builtin_support_vector_misalignment):
3696 New builtin function.
3697 * targhooks.h (default_builtin_support_vector_misalignment):
3699 * target.h (builtin_support_vector_misalignment):
3700 New field in struct gcc_target.
3701 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3702 new builtin function.
3703 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3705 * config/rs6000/rs6000.c
3706 (rs6000_builtin_support_vector_misalignment): New function.
3707 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3709 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3711 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3713 (bfin_optimize_loop): Likewise.
3714 (bfin_gen_bundles): Likewise.
3715 (workaround_speculation): Likewise.
3716 (find_load): Return NULL_RTX for debug_insn.
3718 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3720 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3723 2009-09-14 DJ Delorie <dj@redhat.com>
3725 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3726 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3729 2009-09-14 Richard Henderson <rth@redhat.com>
3730 Jakub Jelinek <jakub@redhat.com>
3732 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3733 * cfgbuild.c (make_edges): Handle asm goto.
3734 * cfglayout.c (fixup_reorder_chain): Likewise.
3735 * cfgrtl.c (patch_jump_insn): Likewise.
3736 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3737 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3738 (gimple_build_asm_vec): Add and use labels parameter.
3739 (gimple_build_asm): Remove.
3740 (walk_gimple_asm): Walk labels too.
3741 * gimple.def (GIMPLE_ASM): Update docs.
3742 * gimple.h: Update decls.
3743 (struct gimple_statement_asm): Change nc to use unsigned char;
3745 (gimple_asm_nlabels): New.
3746 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3747 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3748 into gimple_build_asm_vec.
3749 * jump.c (mark_jump_label_asm): New.
3750 (mark_jump_label): Use it.
3751 (redirect_jump_1): Handle asm goto.
3752 (invert_jump_1): Soft fail if X is null.
3753 * recog.c (extract_asm_operands): New.
3754 (asm_noperands): Use it; handle asm labels.
3755 (decode_asm_operands): Use extract_asm_operands.
3756 (asm_operand_ok): Properly handle empty string.
3757 * reg-stack.c (get_asm_operands_in_out): Rename from
3758 get_asm_operand_n_inputs; use extract_asm_operands; return both
3759 inputs and outputs by reference; update all callers.
3760 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3761 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3762 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3763 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3764 (extract_asm_operands): Declare.
3765 * stmt.c (expand_asm_operands): Add and use labels parameter.
3766 (check_unique_operand_names): Likewise.
3767 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3768 (expand_asm_stmt): Handle asm labels.
3769 * tree-cfg.c (make_gimple_asm_edges): New.
3770 (make_edges): Use it.
3771 (cleanup_dead_labels): Handle asm labels.
3772 (is_ctrl_altering_stmt): Likewise.
3773 (gimple_redirect_edge_and_branch): Likewise.
3774 * tree.def (ASM_EXPR): Add 5th operand.
3775 * tree.h (ASM_LABELS): New.
3776 (resolve_asm_operand_names): Update decl.
3778 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3779 (c_parser_asm_goto_operands): New.
3780 * c-tree.h (build_asm_expr): Update decl.
3781 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3782 * doc/extend.texi: Document asm goto.
3784 2009-09-14 Richard Henderson <rth@redhat.com>
3786 * except.h: Update declarations.
3787 (struct pointer_map_t): Forward declare.
3788 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3789 (struct eh_landing_pad_d, eh_landing_pad): New.
3790 (struct eh_catch_d, eh_catch): New.
3791 (struct eh_region_d): Remove next_region_sharing_label, aka,
3792 label, tree_label, landing_pad, post_landing_pad, resume,
3793 may_contain_throw. Rename region_number to index. Remove
3794 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3795 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3796 (VEC(eh_landing_pad,gc)): New.
3797 (struct eh_status): Remove last_region_number. Add lp_array,
3798 throw_stmt_table, ttype_data, ehspec_data.
3799 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3800 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3801 * except.c (lang_protect_cleanup_actions): Return tree.
3802 (struct ehl_map_entry): Remove.
3803 (init_eh_for_function): Push zero entries for region and lp_array.
3804 (gen_eh_region): Add to region_array immediately.
3805 (gen_eh_region_catch): Operate on eh_catch objects.
3806 (gen_eh_landing_pad): New.
3807 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3808 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3809 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3810 (get_eh_landing_pad_from_number_fn): New.
3811 (get_eh_landing_pad_from_number): New.
3812 (get_eh_region_from_lp_number_fn): New.
3813 (get_eh_region_from_lp_number): New.
3814 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3815 (get_exception_pointer, get_exception_filter): Remove.
3816 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3817 (current_function_has_exception_handlers): Simplify.
3818 (bring_to_root, eh_region_replaceable_by_p): Remove.
3819 (replace_region, hash_type_list, hash_eh_region): Remove.
3820 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3821 (label_to_region_map, num_eh_regions): Remove.
3822 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3823 (find_exception_handler_labels): Remove.
3824 (duplicate_eh_regions_0, find_prev_try): Remove.
3825 (struct duplicate_eh_regions_data): New.
3826 (duplicate_eh_regions_1): Rewrite.
3827 (duplicate_eh_regions): Return a pointer map instead of an
3829 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3830 (redirect_eh_edge_to_label): Remove.
3831 (eh_region_outermost): Rewrite using eh_region pointers
3832 instead of integers.
3833 (add_ttypes_entry): Update for ttype_data move to eh_status.
3834 (add_ehspec_entry): Rewrite with VEC instead of varray.
3835 (assign_filter_values): Likewise. Export.
3836 (build_post_landing_pads, connect_post_landing_pads): Remove.
3837 (dw2_build_landing_pads): Rewrite to use lp_array.
3838 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3839 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3840 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3841 (sjlj_mark_call_sites): Update for landing pad numbers.
3842 (finish_eh_generation): Rewrite.
3843 (gate_handle_eh): Do nothing for no eh tree.
3844 (pass_rtl_eh): Move up near finish_eh_generation.
3845 (remove_eh_landing_pad): New.
3846 (remove_eh_handler): Export.
3847 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3848 (for_each_eh_label): Rewrite to use lp_array.
3849 (make_reg_eh_region_note): New.
3850 (make_reg_eh_region_note_nothrow_nononlocal): New.
3851 (insn_could_throw_p): New.
3852 (copy_reg_eh_region_note_forward): New.
3853 (copy_reg_eh_region_note_backward): New.
3854 (check_handled, add_reachable_handler): Remove.
3855 (reachable_next_level, foreach_reachable_handler): Remove.
3856 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3857 (get_eh_region_and_lp_from_rtx): New.
3858 (get_eh_region_from_rtx): New.
3859 (can_throw_internal_1, can_throw_external_1): Remove.
3860 (can_throw_internal): Use get_eh_region_from_rtx.
3861 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3862 (insn_nothrow_p, can_nonlocal_goto): New.
3863 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3864 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3865 (add_action_record): Use VEC not varray.
3866 (collect_one_action_chain): Update for eh_region changes.
3867 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3868 Use get_eh_region_and_lp_from_rtx.
3869 (gate_convert_to_eh_region_ranges): New.
3870 (pass_convert_to_eh_region_ranges): Use it.
3871 (push_uleb128, push_sleb128): Use VEC not varray.
3872 (output_one_function_exception_table): Likewise.
3873 (dump_eh_tree): Update for eh_region changes.
3874 (verify_eh_tree): Likewise.
3875 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3876 * tree-eh.c: Include target.h.
3877 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3878 Don't disallow GIMPLE_RESX; adjust argument check.
3879 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3880 (record_stmt_eh_region): Update for landing pad numbers;
3881 generate a landing pad if necessary.
3882 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3883 (remove_stmt_from_eh_lp_fn): Similarly.
3884 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3885 Update for lp numbers; don't special case missing throw_stmt_table.
3886 (lookup_expr_eh_lp): Similarly.
3887 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3888 (eh_seq, eh_region_may_contain_throw): New.
3889 (struct leh_state): Add ehp_region.
3890 (struct leh_tf_state): Remove eh_label.
3891 (emit_post_landing_pad): New.
3892 (emit_resx, emit_eh_dispatch): New.
3893 (note_eh_region_may_contain_throw): New.
3894 (frob_into_branch_around): Take eh_region not eh label;
3895 emit eh code into eh_seq.
3896 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3897 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3898 lower_eh_must_not_throw. Emit code to eh_seq.
3899 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3900 (lower_try_finally_onedest): Likewise.
3901 (lower_try_finally_copy): Likewise.
3902 (lower_try_finally_switch): Likewise.
3903 (lower_try_finally): Initialize ehp_region.
3904 (lower_catch): Update for eh_catch objects.
3905 (lower_eh_filter): Don't handle must_not_throw.
3906 (lower_eh_must_not_throw): New.
3907 (lower_cleanup): Don't set eh_label.
3908 (lower_eh_constructs_2): Resolve eh builtins.
3909 Handle GIMPLE_EH_MUST_NOT_THROW.
3910 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3911 Add eh_seq to the end of the function body.
3912 (make_eh_dispatch_edges): New.
3913 (make_eh_edge): Remove.
3914 (make_eh_edges): Simplify for landing pads.
3915 (redirect_eh_edge_1): New.
3916 (redirect_eh_edge): Use it.
3917 (redirect_eh_dispatch_edge): New.
3918 (stmt_could_throw_p): Use a switch. Allow RESX.
3919 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3920 (stmt_can_throw_internal): Likewise.
3921 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3922 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3923 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3924 (gate_refactor_eh): New.
3925 (pass_refactor_eh): Use it.
3926 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3927 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3928 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3929 (remove_unreachable_handlers): Rename from
3930 tree_remove_unreachable_handlers; rewrite for landing pads;
3931 call remove_eh_handler directly.
3932 (remove_unreachable_handlers_no_lp): New.
3933 (unsplit_eh, unsplit_all_eh): New.
3934 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3935 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3936 (cleanup_empty_eh_unsplit): New.
3937 (cleanup_empty_eh): Rewrite.
3938 (cleanup_all_empty_eh): New.
3939 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3940 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3941 (gate_cleanup_eh): New.
3942 (pass_cleanup_eh): Use it.
3943 (verify_eh_edges): Move later in file. Expect one EH edge.
3944 (verify_eh_dispatch_edge): New.
3946 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3947 (gtype-desc.o): Add TARGET_H.
3948 (tree.o): Use EXCEPT_H, not except.h.
3949 (cfgbuild.o): Add EXPR_H.
3950 (GTFILES): Add vecprim.h.
3951 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3952 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3953 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3954 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3955 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3956 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3957 calls to can_throw_internal.
3958 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3959 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3960 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3961 (expand_gimple_stmt): Use make_reg_eh_region_note.
3962 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3963 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3964 or find_exception_handler_labels.
3965 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3966 there is exacly one EH edge. Use can_nonlocal_goto and
3968 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3969 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3970 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3971 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3972 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3973 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3974 * dse.c (scan_insn): Use insn_could_throw_p.
3975 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3976 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3977 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3978 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3979 EXC_PTR_EXPR or FILTER_EXPR.
3980 (tree_expr_nonzero_warnv_p): Likewise.
3981 * function.h: Include vecprim.h, not varray.h
3982 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3983 move ttype_data and ehspec_data members to struct eh_status; change
3984 action_record_data member to a VEC.
3985 * gcse.c (hash_scan_set): Use can_throw_internal.
3986 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3987 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3988 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3989 (block_may_fallthru): Don't handle RESX_EXPR.
3990 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3991 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3992 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3993 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3994 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3995 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3996 (gimple_size): Likewise.
3997 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3998 (gimple_build_resx): Use gimple_build_with_ops.
3999 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4000 (is_gimple_val): Likewise.
4001 (is_gimple_stmt): Remove RESX_EXPR.
4002 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4003 (GIMPLE_RESX): Reorder with other EH constructs.
4004 * gimple.h (struct gimple_statement_eh_mnt): New.
4005 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4006 (gimple_eh_filter_must_not_throw): Remove.
4007 (gimple_eh_filter_set_must_not_throw): Remove.
4008 (gimple_eh_must_not_throw_fndecl): New.
4009 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4010 (is_gimple_resx): New.
4011 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4012 Don't copy EH_FILTER_MUST_NOT_THROW.
4013 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4014 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4015 handle must_not_throw_labels specially.
4016 * ipa-pure-const.c (check_call): Update debug statement for LP.
4017 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4018 * ipa-utils.c (get_base_var): Likewise.
4019 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4020 * lower-subreg.c (move_eh_region_note): Remove.
4021 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4022 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4023 (create_task_copyfn): Likewise.
4024 (maybe_catch_exception): Use gimple_build_eh_filter.
4025 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4026 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4027 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4028 and pass_lower_resx.
4029 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4030 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4031 can_throw_internal, can_nonlocal_goto.
4032 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4033 copy_reg_eh_region_note_forward.
4034 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4035 (emit_output_reload_insns): Likewise.
4036 (copy_eh_notes): Remove.
4037 * rtl.def (RESX): Remove.
4038 * rtl.h: Update declarations.
4039 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4040 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4041 (update_eh_label): Remove.
4042 (cleanup_dead_labels_eh): New.
4043 (cleanup_deal_labels): Use it instead of update_eh_label.
4044 (gimple_merge_blocks): Update landing pad data structure when
4045 removing a landing pad label.
4046 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4047 test; handle GIMPLE_EH_MUST_NOT_THROW.
4048 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4049 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4050 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4051 (verify_stmt): Likewise. Verify landing pads.
4052 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4053 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4054 (struct move_stmt_d): Add eh_map.
4055 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4056 (move_stmt_r): Remap eh region numbers in builtin calls,
4057 resx and eh_dispatch.
4058 (move_block_to_fn): Remove eh_offset parameter. Use
4059 maybe_duplicate_eh_stmt_fn.
4060 (find_outermost_region_in_block): Operate on eh_region pointers
4061 instead of region numbers.
4062 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4063 duplicate_eh_regions.
4064 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4065 test earlier. Disallow EH landing pads.
4066 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4067 * tree-flow.h: Update declarations.
4068 (struct tree_ann_common_d): Replace rn with lp_nr.
4069 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4070 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4071 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4072 resx and eh_dispatch.
4073 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4074 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4075 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4076 from duplicate_eh_regions.
4077 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4078 update RESX; handle EH_DISPATCH.
4079 (expand_call_inline): Set eh_lp_nr, not eh_region.
4080 (maybe_inline_call_in_expr): Likewise.
4081 * tree-inline.h (struct copy_body_data): Replace eh_region with
4082 eh_lp_nr, eh_region_offset with eh_map.
4083 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4084 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4085 * tree-pretty-print.c (dump_generic_node): Don't handle
4086 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4087 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4088 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4089 EXC_PTR_EXPR, FILTER_EXPR.
4090 * tree-ssa-operands.c (get_expr_operands): Likewise.
4091 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4092 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4093 (ao_ref_init_from_vn_reference): Likewise.
4094 * tree-ssa-sink.c (statement_sink_location): Likewise.
4095 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4096 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4097 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4098 EXC_PTR_EXPR, FILTER_EXPR.
4099 (is_exception_related): Remove.
4100 (compute_avail): Don't call it.
4101 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4102 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4103 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4104 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4106 (build_resx): Remove.
4107 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4108 * tree.h: Update declarations.
4109 (EH_FILTER_MUST_NOT_THROW): Remove.
4110 (struct tree_label_decl): Add eh_landing_pad_nr.
4111 (EH_LANDING_PAD_NR): New.
4112 * value-prof.c (gimple_ic): Tidy variable names. Update for
4113 landing pad numbers.
4114 (gimple_stringop_fixed_value): Tidy variable names. Assert
4115 that neither call stmt can throw.
4116 * vecprim.h (uchar): New.
4117 (VEC(uchar,heap), VEC(uchar,gc)): New.
4119 * c-common.c (c_define_builtins): Update call to
4120 build_common_builtin_nodes.
4121 * c-parser.c (c_parse_file): Don't call
4122 default_init_unwind_resume_libfunc.
4124 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4126 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4127 (mips_cprestore_address_p): Likewise.
4128 (mips_save_gp_to_cprestore_slot): Likewise.
4129 (mips_restore_gp): Rename to...
4130 (mips_restore_gp_from_cprestore_slot): ...this.
4131 (mips_must_initialize_gp_p): Declare.
4132 (mips_emit_save_slot_move): Likewise.
4133 (mips_output_load_label): Return nothing.
4134 (mips_eh_uses): Declare.
4135 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4136 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4137 (TARGET_ABSOLUTE_JUMPS): Likewise.
4138 (EH_USES): Likewise.
4139 (FIRST_PSEUDO_REGISTER): Update comment.
4140 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4141 (MIPS_CALL): ...here.
4142 (REGISTER_NAMES): Add $cprestore.
4143 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4144 Add load_label_length, has_inflexible_gp_insn_p,
4145 has_flexible_gp_insn_p, must_initialize_gp_p and
4146 must_restore_gp_when_clobbered_p.
4147 (mips_expand_call): Don't generate split instructions here.
4148 (mips_split_call): Update the call to mips_restore_gp after
4149 the above name change.
4150 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4151 (mips_find_gp_ref): New function.
4152 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4153 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4154 (mips_insn_has_flexible_gp_ref_p): Likewise.
4155 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4156 (mips_function_has_gp_insn): Delete.
4157 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4158 Use the new functions above. Only return INVALID_REGNUM
4159 for TARGET_ABSOLUTE_JUMPS.
4160 (mips_must_initialize_gp_p): New function.
4161 (mips_get_cprestore_base_and_offset): New function, extracted from...
4162 (mips_cprestore_slot): ...here. Take a bool parameter.
4163 (mips_cfun_has_cprestore_slot_p): New function.
4164 (mips_cprestore_address_p): Likewise.
4165 (mips_save_gp_to_cprestore_slot): Likewise.
4166 (mips_restore_gp): Rename to...
4167 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4168 epilogue_completed. Update the call to mips_cprestore_slot.
4169 Test cfun->machine->must_restore_gp_when_clobbered_p.
4170 (mips_direct_save_slot_move_p): New function.
4171 (mips_emit_save_slot_move): Likewise.
4172 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4173 of cfun->machine->global_pointer.
4174 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4175 (mips_save_reg): Use mips_emit_save_slot_move.
4176 (mips_expand_prologue): Set must_initialize_gp_p.
4177 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4178 for all cprestore saves. Emit a use_cprestore instruction after
4179 setting up the cprestore slot.
4180 (mips_restore_reg): Use mips_emit_save_slot_move.
4181 (mips_process_load_label): New function.
4182 (mips_load_label_length): Likewise.
4183 (mips_output_load_label): Don't return asm: output it here instead.
4184 Use mips_process_load_label.
4185 (mips_adjust_insn_length): Adjust the length of branch instructions
4186 that have length MAX_PIC_BRANCH_LENGTH.
4187 (mips_output_conditional_branch): Update the call to
4188 mips_output_load_label. Assume the branch target is OPERANDS[0]
4189 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4190 (mips_output_order_conditional_branch): Swap the meaning of
4191 OPERANDS[0] and OPERANDS[1].
4192 (mips_variable_issue): Don't count ghost instructions.
4193 (mips_expand_ghost_gp_insns): New function.
4194 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4195 (mips_output_mi_thunk): Set must_initialize_gp_p.
4196 (mips_eh_uses): New function.
4197 * config/mips/predicates.md (cprestore_save_slot_operand)
4198 (cprestore_load_slot_operand): New predicates.
4199 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4200 (UNSPEC_MOVE_GP): Likewise.
4201 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4202 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4203 (CPRESTORE_SLOT_REGNUM): New register.
4204 (MAX_PIC_BRANCH_LENGTH): New constant.
4205 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4206 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4207 branches. Fix commentary.
4208 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4209 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4210 Change type to "ghost".
4211 (loadgp_absolute_<mode>): Likewise.
4212 (loadgp_rtp_<mode>): Likewise.
4213 (copygp_mips16): Likewise.
4214 (loadgp_blockage): Remove redundant mode attribute.
4215 (potential_cprestore): New instruction.
4216 (cprestore): Turn into an unspec set.
4217 (use_cprestore): New instruction.
4218 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4219 (*branch_fp_inverted): Likewise.
4220 (*branch_order<mode>): Likewise.
4221 (*branch_order<mode>_inverted): Likewise.
4222 (*branch_equality<mode>): Likewise.
4223 (*branch_equality<mode>_inverted): Likewise.
4224 (*branch_bit<bbv><mode>): Likewise.
4225 (*branch_bit<bbv><mode>_inverted): Likewise.
4226 (*branch_equality<mode>_mips16): Remove redundant mode.
4227 (jump): Turn into a define_expand.
4228 (*jump_absolute): New instruction.
4229 (*jump_pic): Likewise.
4230 (*jump_mips16): Rename previously-unnamed pattern. Remove
4231 redundant mode attribute.
4232 (restore_gp): Split on epilogue_completed rather than
4233 reload_completed. Change type to "ghost".
4234 (move_gp<mode>): New instruction.
4235 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4236 Remove redundant mode attribute.
4237 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4238 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4239 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4241 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4244 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4245 are returned in the same register (vs34 or v2) that Altivec vector
4246 types are returned in.
4247 (rs6000_libcall_value): Ditto.
4250 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4251 instead of explicit addsi3/adddi3 calls.
4252 (rs6000_split_multireg_move): Ditto.
4253 (rs6000_emit_allocate_stack): Ditto.
4254 (rs6000_emit_prologue): Ditto.
4255 (rs6000_output_mi_thunk): Ditto.
4257 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4258 size is 64 bits if we can use 64-bit registers.
4260 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4262 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4265 From Jie Zhang <jie.zhang@analog.com>:
4266 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4267 save FP and RETS with saveall attribute.
4268 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4269 with saveall attribute.
4271 * config/bfin/bfin.c (bfin_expand_builtin,
4272 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4275 From Jie Zhang <jie.zhang@analog.com>:
4276 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4277 before use in two places.
4278 * config/bfin/bfin.md (AREG): Define mode iterator.
4279 (reload_in, reload_out): Use mode iterator AREG.
4281 2009-09-14 Richard Guenther <rguenther@suse.de>
4284 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4285 EH personality path.
4287 2009-09-13 Richard Guenther <rguenther@suse.de>
4288 Rafael Avila de Espindola <espindola@google.com>
4290 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4291 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4292 (LANG_HOOKS_INITIALIZER): Adjust.
4293 (lhd_pass_through_t): Declare.
4294 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4296 * langhooks.c (lhd_pass_through_t): New function.
4297 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4298 dwarf2out_begin_prologue): Use personality from current_function_decl.
4299 * expr.h (get_personality_function): Declare.
4300 * expr.c (get_personality_function): New function.
4301 (build_personality_function): Likewise.
4302 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4303 (eh_personality_libfunc): Remove.
4304 * optabs.c (build_libfunc_function): New function split out from ...
4305 (init_one_libfunc): ... here.
4306 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4307 (tree_function_decl): Add personality.
4308 (lhd_gcc_personality): Declare.
4309 (build_personality_function): Likewise.
4310 * tree.c (gcc_eh_personality_decl): New.
4311 (lhd_gcc_personality): New function.
4312 * except.h (lang_eh_runtime_type): Remove.
4313 (enum eh_personality_kind): New.
4314 (build_personality_function): Declare.
4315 (function_needs_eh_personality): Declare.
4316 * except.c (lang_eh_runtime_type): Remove.
4317 (function_needs_eh_personality): New function.
4318 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4319 (sjlj_emit_function_enter, output_function_exception_table):
4320 Use personality from current_function_decl.
4321 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4322 * tree-inline.c (tree_can_inline_p): Do not inline across different
4324 (expand_call_inline): Likewise. Adjust the callers EH personality.
4325 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4326 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4327 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4328 (c-parser.o): Likewise
4329 * c-tree.h (c_eh_initialized_p): Remove.
4330 (c_maybe_initialize_eh): Likewise.
4331 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4332 (finish_decl): Don't call c_maybe_initialize_eh.
4333 (c_eh_initialized_p): Remove.
4334 (c_maybe_initialize_eh): Likewise.
4335 * c-parser.c (c_parser_omp_construct): Likewise.
4336 (c_parse_file): Initialize exception handling.
4338 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4340 * config.gcc (tm_file): Remove i386/biarch32.h
4341 for i?86-w64-mingw* case.
4342 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4344 * config.host: Set for x64 mingw the option
4345 use_long_long_for_widest_fast_int to yes.
4347 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4349 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4350 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4351 (dbxout_begin_function): Likewise.
4352 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4353 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4354 set on the function.
4355 (final_end_function): Likewise.
4356 (final_scan_insn): Likewise.
4357 (rest_of_handle_final): Likewise.
4358 * varasm.c (assemble_start_function): Likewise.
4359 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4361 2009-09-12 Jason Merrill <jason@redhat.com>
4363 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4364 * opts.c (common_handle_option): constify.
4366 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4368 * doc/install.texi (avr): Remove obsolete reference site.
4370 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4372 * doc/install.texi (Binaries): Adjust AIX link.
4374 2009-09-12 Akim Demaille <demaille@gostai.com>
4376 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4377 Use an imperative sentence.
4379 2009-09-11 Richard Henderson <rth@redhat.com>
4381 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4382 structure-name and has-tree-operands arguments; update all entries.
4383 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4385 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4386 (gsstruct_code_size): New.
4387 (gss_for_code_): New.
4388 (gss_for_code): Remove.
4389 (gimple_size): Rewrite using gsstruct_code_size.
4390 (gimple_statement_structure): Move to gimple.h.
4391 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4392 (gss_for_code, gimple_statement_structure): New.
4393 (gimple_ops): Use new arrays; tidy.
4395 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4397 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4398 operand to be a PLUS expression.
4399 * config/pa/pa.c (pa_secondary_reload): Likewise.
4401 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4403 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4405 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4408 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4410 From Jie Zhang <jie.zhang@analog.com>:
4411 * doc/extend.texi (node Function Attributes): Document l2
4413 (node Blackfin Variable Attributes): Document l2 variable attributes.
4415 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4417 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4418 to match the system compiler's configuration at inflection point.
4419 Add comment to remark a remaining difference with system compiler.
4421 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4422 * configure: Regenerate.
4424 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4426 From Jie Zhang <jie.zhang@analog.com>:
4427 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4428 (bfin_handle_l2_attribute): New.
4429 (bfin_attribute_table): Add l2 attribute.
4431 2009-09-11 Michael Matz <matz@suse.de>
4434 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4435 on the local_decls list.
4437 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4441 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4443 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4444 for VALUEs, to implement the documented interface.
4445 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4446 Adjust for VALUEs and anything else, to implement the
4447 documented interface.
4449 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4451 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4452 with actual SPE/paired vector modes before using 64-bit alignment.
4453 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4455 2009-09-10 DJ Delorie <dj@redhat.com>
4457 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4460 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4461 * config/mep/mep.c (mep_legitimate_constant_p): New.
4462 * config/mep/mep-protos.h: Prototype it.
4464 2009-09-10 Richard Henderson <rth@redhat.com>
4466 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4468 2009-09-10 Jason Merrill <jason@redhat.com>
4470 * tree.c (chain_index): New fn.
4471 * tree.h: Declare it.
4473 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4475 * config/sol2-c.c (cmn_err_length_specs): Initialize
4476 scalar_identity_flag.
4478 2009-09-10 Richard Henderson <rth@redhat.com>
4480 * tree.h (struct tree_decl_common): Move align member earlier;
4481 move label_decl_uid member ...
4482 (struct tree_label_decl): ... here.
4483 (LABEL_DECL_UID): Update to match.
4485 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4488 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4489 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4491 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4492 dest_prev if the edge is complex.
4494 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4496 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4497 loop latch tests earlier.
4499 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4500 before GIMPLE_RETURN, not after its predecessor; insert
4503 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4504 gimple_seq_empty_p to test for no PHI nodes.
4505 * tree-cfg.c (split_critical_edges): Likewise.
4507 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4509 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4511 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4512 introduced by the VTA branch merge.
4514 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4516 * ira-conflicts.c: Use fputs or putc instead of fprintf
4520 * tree-switch-conversion.c: Ditto.
4522 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4524 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4525 introduced by the VTA branch merge.
4527 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4530 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4532 PR rtl-optimization/39779
4533 * expr.c (convert_modes): Return when mode == oldmode after
4534 CONST_INTs are processed.
4536 2009-09-10 Nick Clifton <nickc@redhat.com>
4538 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4539 attribute and referring decl when creating renamed symbol.
4541 2009-09-10 Richard Guenther <rguenther@suse.de>
4544 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4546 (cgraph_finalize_compilation_unit): Compute reachability
4547 before emitting thunks. Properly process aliases before
4548 possibly removing unreachable nodes.
4550 2009-09-10 Richard Guenther <rguenther@suse.de>
4553 * tree.c (struct free_lang_data_d): Add worklist member.
4554 (find_decls_types_r): Push onto the worklist instead of recursing.
4555 Handle TREE_BINFOs properly.
4556 (find_decls_types): New function wrapped around find_decls_types_r
4557 to process the worklist.
4558 (find_decls_types_in_eh_region): Use it.
4559 (find_decls_types_in_node): Likewise.
4560 (find_decls_types_in_var): Likewise.
4561 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4562 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4563 (AGGREGATE_TYPE_P): Adjust.
4565 2009-09-09 Jason Merrill <jason@redhat.com>
4567 * configure.ac: Check glibc version even if we have an in-tree
4570 2009-09-09 Anthony Green <green@moxielogic.com>
4572 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4573 the constant 0 when appropriate.
4574 * config/moxie/constraints.md: Add constraint O.
4576 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4577 to pass up to 6 32-bit argument values in registers.
4578 (moxie_function_arg): Ditto.
4579 (moxie_arg_partial_bytes): Ditto.
4580 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4581 (REG_PARM_STACK_SPACE): Ditto.
4582 (FUNCTION_ARG_REGNO_P): Ditto.
4584 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4585 instruction to allocate stack space.
4587 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4589 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4590 unnecessarily stringent constraints. Fix address
4591 calculation in the splitters.
4593 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4595 PR rtl-optimization/39779
4596 * expr.c (convert_modes): Return when mode == oldmode after
4597 CONST_INTs are processed.
4599 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4602 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4603 (ix86_expand_prologue): Take frame.padding0 into logic of
4605 (ix86_expand_epilogue): Likewise.
4607 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4609 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4611 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4612 * config/t-slibgcc-libgcc: New file.
4613 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4615 2009-09-09 Martin Jambor <mjambor@suse.cz>
4617 PR tree-optimization/41089
4618 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4621 2009-09-09 Richard Henderson <rth@redhat.com>
4623 * gimple.h (CASE_GIMPLE_OMP): New.
4624 (is_gimple_omp): Use it.
4625 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4626 (verify_gimple_debug): Likewise.
4628 2009-09-09 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/41101
4631 * tree-ssa-pre.c (maximal_set): Remove.
4632 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4633 Defer all blocks we didn't visit at least one successor.
4634 (add_to_exp_gen): Do not add to the maximal set.
4635 (make_values_for_phi): Likewise.
4636 (compute_avail): Likewise.
4637 (init_pre): Do not allocate the maximal set.
4638 (execute_pre): Do not dump it.
4640 2009-09-09 Martin Jambor <mjambor@suse.cz>
4642 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4643 an SSA_NAME rather than a is_gimple_variable.
4645 2009-09-09 Richard Guenther <rguenther@suse.de>
4648 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4649 code dealing with plain pointer bases.
4650 (maybe_fold_offset_to_reference): Likewise.
4651 (maybe_fold_stmt_addition): Adjust.
4653 2009-09-09 Richard Guenther <rguenther@suse.de>
4655 * tree.c (free_lang_data_in_type): Do not free the type variant
4657 (free_lang_data): Merge char_type_node with its properly signed
4659 (pass_ipa_free): Collect after freeing language specific data.
4661 2009-09-09 Michael Matz <matz@suse.de>
4664 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4665 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4666 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4669 2009-09-08 DJ Delorie <dj@redhat.com>
4671 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4673 2009-09-04 Jason Merrill <jason@redhat.com>
4675 * tree.c (tree_find_value): Remove.
4676 * tree.h: Remove prototype.
4677 * varasm.c (assemble_external): Use value_member instead.
4679 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4681 * toplev.c (process_options): Choose default debugging type when
4682 gtoggle enables debug info and type is unset.
4684 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4688 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4691 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4693 * configure: Rebuilt with modified libtool.m4.
4695 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4700 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4702 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4704 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4705 (remove_statement): Likewise.
4706 (rewrite_use_nonlinear_expr): Adjust.
4707 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4708 * tree-ssa.c (release_defs_bitset): ... this. New.
4709 * tree-flow.h (release_defs_bitset): Declare.
4711 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4714 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4715 in the middle block.
4717 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4719 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4720 via intptr_t to long type.
4721 (insert_operand_rank): Cast long type via intptr_t to
4723 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4725 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4726 from pointer to unsigned via uintptr_t.
4728 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4729 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4731 * configure: Regenerated.
4732 * config.in: Regenerated
4733 * system.h (stdint.h): Add include.
4734 (inttypes.h): Likewise.
4735 * Makefile.in (aclocal): Add config/stdint.m4.
4736 * aclocal.m4: Regenerated.
4738 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4740 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4742 (note_np_check_stores): New function.
4743 (harmless_null_pointer_p): New function.
4744 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4745 changed. Take into account whether we're in the shadow of a condjump
4746 that tested NP_REG for NULL.
4747 Lose all code that tested for SEQUENCEs.
4748 (workaround_speculation): Avoid inserting NOPs for loads that are
4749 either always executed or a NULL pointer.
4751 2009-09-08 Jan Hubicka <jh@suse.cz>
4753 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4754 * params.def (early-inlining-insns): Likewise.
4756 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4758 PR rtl-optimization/41239
4759 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4760 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4762 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4763 across calls, as the calls might not always return normally.
4764 (call_may_noreturn_p): New function.
4765 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4766 (init_deps): Initialize it.
4767 (remove_from_deps): Also remove calls from
4768 last_function_call_may_noreturn list.
4770 2009-09-07 Richard Henderson <rth@redhat.com>
4772 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4773 more VR->OPERANDS than LHS operands. Free LHS before returning.
4775 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4777 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4778 (attr "addrtype"): New member "spreg".
4779 Use it if mem_spfp_address_operand is true for the address.
4780 (attr "type"): New entry "stall".
4781 (cpu_unit "load"): New.
4782 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4784 (insn_reservation "loadsp"): New.
4785 (insn_reservation "load_stall1"): New.
4786 (insn_reservation "load_stall3"): New.
4788 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4789 (mem_p_address_operand): Exclude stack and frame pointer based
4791 (mem_spfp_address_operand): New; match them here.
4792 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4793 (bfin_reorg): Call it if scheduling insns.
4794 (bfin_gen_bundles): Remove dummy insns created by
4795 add_sched_insns_for_speculation.
4797 From Jie Zhang <jie.zhang@analog.com>:
4798 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4799 bfin_si_revision, bfin_workarounds): Move these ...
4800 * config/bfin/bfin.h: ... here.
4802 From Mike Frysinger <michael.frysinger@analog.com>
4803 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4804 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4805 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4806 bf547m, bf548m, and bf549m.
4807 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4808 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4809 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4810 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4811 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4812 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4813 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4814 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4815 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4816 bf542m, bf544m, bf547m, bf548m, and bf549m.
4818 From Jie Zhang <jie.zhang@analog.com>:
4819 * config/bfin/predicates.md (p_register_operand): New predicate.
4820 (dp_register_operand): New predicate.
4821 * config/bfin/bfin-protos.h (WA_05000074): Define.
4822 (ENABLE_WA_05000074): Define.
4823 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4824 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4825 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4826 (define_attr addrtype): Allow load/store register to be P register.
4827 (define_attr storereg): New.
4828 (define_cpu_unit anomaly_05000074): New.
4829 (define_insn_reservation dsp32shiftimm): New.
4830 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4831 (define_insn_reservation loadp): Cannot use slot2.
4832 (define_insn_reservation loadsp): Cannot use slot2.
4833 (define_insn_reservation storep): Cannot use slot2. Does not
4834 apply when working around 05000074.
4835 (define_insn_reservation storep_anomaly_05000074): New.
4836 (define_insn_reservation storei): Does not apply when working
4838 (define_insn_reservation storei_anomaly_05000074): New.
4839 (define_attr length): Add dsp32shiftimm case.
4840 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4841 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4842 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4843 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4844 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4846 2009-09-07 Martin Jambor <mjambor@suse.cz>
4849 * tree-sra.c (create_artificial_child_access): Return NULL if
4850 build_ref_for_offset fails.
4851 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4852 and create_artificial_child_access to fail.
4854 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4857 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4858 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4859 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4861 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4863 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4864 block, ensure it has an exit edge. Emit a barrier after a jump.
4866 2009-09-07 Nick Clifton <nickc@redhat.com>
4868 * gcc.c (this_is_linker_script): New variable. Like
4869 this_is_library_file but for the %T constructor.
4870 (end_going_arg): If this_is_linker_script is set then locate the
4871 script and insert a --script switch before it
4872 (do_spec_2): Initialise this_is_linker_script.
4873 (do_spec_1): Likewise. Handle %T construct.
4874 (eval_spec_function): Preserve this_is_linker_script.
4875 * doc/invoke.texi: Document %T construct in spec files.
4876 * config/m32c/m32c.h (LIB_SPEC): Use it.
4878 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4880 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4881 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4882 when volatile flag is set.
4883 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4885 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4888 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4889 (combine_stack_adjustments_for_block): Allow insns between stack
4890 adjustments and stores with corresponding pre-(dec|inc)rement or
4891 pre-modify operation.
4893 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4896 * combine-stack-adj.c (struct csa_memlist): Rename to...
4897 (struct csa_reflist): ... this. Rename mem field to ref.
4898 (free_csa_memlist): Rename to...
4899 (free_csa_reflist): ... this.
4900 (record_one_stack_memref): Rename to...
4901 (record_one_stack_ref): ... this. Handle also REG_P.
4902 (try_apply_stack_adjustment): Handle also REG_P.
4903 (struct record_stack_memrefs_data): Rename to...
4904 (struct record_stack_refs_data): ... this. Rename memlist field to
4906 (record_stack_memrefs): Rename to...
4907 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4908 subexpressions instead of failing when a MEM contains SP references.
4909 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4910 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4912 2009-09-06 Richard Guenther <rguenther@suse.de>
4915 * tree.c (build_array_type): Do not record types marked
4916 with structural equality in the canonical type hashtable.
4918 2009-09-06 Richard Guenther <rguenther@suse.de>
4921 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4923 2009-09-05 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4928 2009-09-05 Richard Guenther <rguenther@suse.de>
4931 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4933 2009-09-05 Richard Guenther <rguenther@suse.de>
4936 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4937 before comparing function argument types.
4939 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4942 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4945 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4948 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4950 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4951 locators before emit_insn is called.
4953 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4956 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4957 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4958 (reginfo_init): Don't call allocate_reg_info.
4960 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4963 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4964 NONDEBUG_INSN_P instead of INSN_P.
4966 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4969 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4971 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4974 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4975 pattern of the split.
4977 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4979 * toplev.c (process_options): Move setter of flag_var_tracking
4980 before other tests that depend on it. Move down setter of
4981 flag_rename_registers. Don't enable var-tracking-assignments
4982 by default if selective scheduling is enabled. Warn if both
4985 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4987 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4988 comment. Use switch statement to catch overlaps between rtx
4989 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4990 (IS_DECL_CODE): ... here. Remove.
4991 (check_value_is_not_decl): Remove.
4992 (dv_from_decl, dv_from_value): Check after conversion.
4994 2009-09-04 Richard Guenther <rguenther@suse.de>
4997 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4998 after emitting tunks. Move emitting thunks and ctors from ...
4999 (cgraph_optimize): ... here. Remove redundant
5000 cgraph_analyze_functions.
5001 * varasm.c (find_decl_and_mark_needed): Remove no longer
5003 (finish_aliases_1): Adjust check for thunk aliases.
5005 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5007 * config/arm/arm.md (ctzsi2): Added braces
5008 to avoid warning that broke booststrap.
5010 2009-09-04 Martin Jambor <mjambor@suse.cz>
5012 PR tree-optimization/41112
5013 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5014 handle variable-bounded arrays.
5015 (expr_with_var_bounded_array_refs_p): New function.
5016 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5018 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5020 * config/s390/2097.md: Removed two incorrect bypasses.
5021 (z10_fsimpdf): Fixed latency.
5022 (z10_fhex): New insn_reservation.
5023 (z10_floaddf): Fixed latency.
5024 (z10_floadsf): Fixed latency.
5025 (z10_ftrunctf): Fixed latency.
5026 (z10_ftruncdf): Fixed latency.
5027 * config/s390/s390.c (z10_cost): Fixed values.
5028 (s390_adjust_priority): Added z10 path.
5029 * config/s390/s390.md (type): Added fhex.
5030 (*mov<mode>_64dfp): Updated type attribute.
5031 (*mov<mode>_64): Updated type attribute.
5032 (*mov<mode>_31): Updated type attribute.
5033 (*mov<mode>"): Likewise.
5034 * config/s390/2084.md (x_fsimpdf): Updated condition.
5036 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5038 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5039 RTXs in the predicate for operand 1.
5041 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5043 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5044 (rbitsi2): New insn.
5045 (ctzsi2): New expand.
5046 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5048 2009-09-03 Martin Jambor <mjambor@suse.cz>
5050 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5051 (create_artificial_child_access): Use build_ref_for_offset instead
5052 of duplicate_expr_for_different_base.
5053 (propagate_subacesses_accross_link): Likewise.
5055 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5057 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5059 (mips16e_collect_argument_saves): Skip debug instructions.
5060 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5061 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5062 (r10k_insert_cache_barriers): Likewise.
5063 (mips_reorg_process_insns): Likewise.
5065 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5068 * ira.c (update_equiv_reg): Remove check on class likely spill.
5070 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5073 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5074 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5078 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5079 the stack slot if it is passed by invisible reference.
5080 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5081 by invisible reference.
5083 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5085 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5086 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5087 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5089 * config/bfin/sync.md: New file.
5090 * config/bfin/bfin.md: Include it.
5091 (UNSPEC_ATOMIC): New.
5092 (UNSPEC_ONES): Provide a unique number.
5094 From Jie Zhang <jie.zhang@analog.com>:
5095 * config/bfin/bfin.c (ret_regs): New.
5096 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5097 (must_save_rets_p): New.
5098 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5099 current_function_is_leaf.
5100 (do_link): Likewise.
5101 (do_unlink): Likewise.
5102 (expand_interrupt_handler_prologue): Use ret_regs array.
5103 (expand_interrupt_handler_epilogue): Use ret_regs array and
5104 pass return register to gen_return_internal.
5105 (bfin_expand_epilogue): Pass return register to
5106 gen_return_internal.
5107 (bfin_expand_call): Explicitly clobber RETS.
5108 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5109 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5110 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5111 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5113 (return_internal): Take a reg rtx rather than the register number.
5115 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5117 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5118 when comparing against estimated_loop_iterations_int return.
5120 2009-09-03 Richard Guenther <rguenther@suse.de>
5122 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5123 eh_personality_libfunc.
5125 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5127 * tree-parloops.c (separate_decls_in_region): Add space.
5129 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5131 * tree-parloops.c (separate_decls_in_region): Change the condition
5132 checking if there are reductions in the loop.
5134 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5136 PR tree-optimization/38275
5137 * tree-parloops.c (parallelize_loops): Replace profitability condition
5138 for expected number of iterations.
5140 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5142 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5143 (bootstrap-debug): Explain conditions in which it becomes default.
5144 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5147 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5149 * doc/invoke.texi (Optimize Options): Move
5150 -finline-small-functions to the -O2 list.
5152 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5154 * toplev.c (process_options): Enable var-tracking-assignments
5155 by default if var-tracking is enabled.
5157 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5159 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5161 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5162 * rtl.h (prev_nonnote_insn_bb): Declare it.
5164 2009-09-03 Diego Novillo <dnovillo@google.com>
5166 * cgraph.c (cgraph_node_for_decl): New.
5167 * cgraph.h (cgraph_node_for_decl): Declare.
5168 * tree.c (host_integerp): Return 0 if T is NULL.
5170 2009-09-03 Diego Novillo <dnovillo@google.com>
5172 * tree.h (struct alias_pair): Move from varasm.c.
5173 (alias_pairs): Likewise.
5174 (TYPE_MAXVAL): Define.
5175 (TYPE_MINVAL): Define.
5176 (iterative_hash_host_wide_int): Declare.
5177 (remove_unreachable_alias_pairs): Declare.
5178 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5179 * diagnostic.c (default_diagnostic_starter): Make extern.
5180 (default_diagnostic_finalizer): Make extern.
5181 * diagnostic.h (default_diagnostic_starter): Declare.
5182 (default_diagnostic_finalizer): Declare.
5183 (default_tree_printer): Declare.
5184 * toplev.c (default_tree_printer): Make extern.
5186 2009-09-03 Richard Guenther <rguenther@suse.de>
5187 Diego Novillo <dnovillo@google.com>
5189 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5190 * cgraphunit.c (cgraph_expand_function): Do not emit
5191 associated thunks from here.
5192 (cgraph_emit_thunks): New.
5193 (cgraph_optimize): Call it.
5194 Return if any IPA pass finds an error.
5195 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5198 2009-09-03 Simon Baldwin <simonb@google.com>
5199 Rafael Espindola <espindola@google.com>
5200 Richard Guenther <rguenther@suse.de>
5201 Doug Kwan <dougkwan@google.com>
5202 Diego Novillo <dnovillo@google.com>
5204 * tree.c: Include tree-pass.h, langhooks-def.h,
5205 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5206 (free_lang_data_in_type): New.
5207 (need_assembler_name_p): New.
5208 (free_lang_data_in_block): New.
5209 (free_lang_data_in_decl): New.
5210 (struct free_lang_data_d): New.
5211 (add_tree_to_fld_list): New.
5212 (find_decls_types_r): New.
5213 (get_eh_types_for_runtime): New.
5214 (find_decls_types_in_eh_region): New.
5215 (find_decls_types_in_node): New.
5216 (find_decls_types_in_var): New.
5217 (free_lang_data_in_cgraph): New.
5218 (free_lang_data): New.
5219 (gate_free_lang_data): New.
5220 (pass_ipa_free_lang_data): New.
5222 2009-09-03 Diego Novillo <dnovillo@google.com>
5224 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5225 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5226 (lang_hooks): Remove const qualifier.
5227 * ipa.c (cgraph_remove_unreachable_nodes): Call
5228 remove_unreachable_alias_pairs.
5229 * except.c (add_type_for_runtime): Check if TYPE has
5230 already been converted.
5231 (lookup_type_for_runtime): Likewise.
5232 (check_handled): Handle converted types.
5233 * varasm.c (remove_unreachable_alias_pairs): New.
5234 * gimple.c: Include demangle.h.
5235 (gimple_decl_printable_name): New.
5236 (gimple_fold_obj_type_ref): New.
5237 * gimple.h (gimple_decl_printable_name): Declare.
5238 (gimple_fold_obj_type_ref): Declare.
5239 * passes.c (init_optimization_passes): Add pass
5240 pass_ipa_free_lang_data.
5241 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5242 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5244 2009-09-03 Diego Novillo <dnovillo@google.com>
5246 * c-lang.c (lang_hooks): Remove const qualifier.
5248 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5250 * doc/install.texi (*-*-freebsd*): Update target information.
5252 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5254 * hard-reg-set.h (call_fixed_regs): Remove.
5255 * reginfo.c (call_fixed_regs): Remove.
5256 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5257 (globalize_reg): Don't use call_fixed_regs.
5258 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5261 2009-09-01 Michael Matz <matz@suse.de>
5263 * expr.h (emit_storent_insn, expand_expr_real_1,
5264 expand_expr_real_2): Declare.
5265 * expr.c (emit_storent_insn, expand_expr_real_1,
5266 expand_expr_real_2): Export.
5267 (store_expr): Setting and evaluating dont_return_target is useless.
5268 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5269 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5270 * except.c (expand_resx_expr): Rename to ...
5271 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5272 * except.h (expand_resx_stmt): Declare.
5273 * stmt.c: Add include gimple.h
5274 (expand_asm_expr): Rename to ...
5275 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5276 (expand_case): Rewrite to take gimple statement.
5277 * tree.h (expand_asm_stmt): Declare.
5278 (expand_case): Change prototype.
5279 * Makefile.in (stmt.o): Depend on gimple.h.
5280 * builtins.c (expand_builtin_synchronize): Build gimple asm
5281 statement, not an ASM_EXPR.
5282 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5283 gimple_to_tree, release_stmt_tree): Remove.
5284 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5285 ggc_free, but hold comparison code and operands separately.
5286 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5287 (expand_call_stmt, expand_gimple_stmt_1,
5288 expand_gimple_stmt): New helpers.
5289 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5290 release_stmt_tree. Call expand_gimple_stmt instead.
5291 (expand_gimple_basic_block): Ditto.
5293 * calls.c (emit_call_1): Don't look at EH regions here, make
5294 fntree parameter useless.
5295 (expand_call): New local rettype for TREE_TYPE(exp), use it
5296 throughout. Remove local p, use addr instead.
5297 Don't look at EH regions here.
5299 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5301 * doc/invoke.texi (-fsched-pressure): Document it.
5302 (-fsched-reg-pressure-heuristic): Remove it.
5304 * reload.c (ira.h): Include.
5305 (find_reloads): Add choosing reload on number of small spilled
5308 * haifa-sched.c (ira.h): Include.
5309 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5310 saved_reg_pressure, curr_reg_live, saved_reg_live,
5311 region_ref_regs): New variables.
5312 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5313 initiate_reg_pressure_info, setup_ref_regs,
5314 initiate_bb_reg_pressure_info, save_reg_pressure,
5315 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5317 (setup_insn_reg_pressure_info): New function.
5318 (rank_for_schedule): Add pressure checking and insn issue time.
5319 Remove comparison of insn reg weights.
5320 (ready_sort): Set insn reg pressure info.
5321 (update_register_pressure, setup_insn_max_reg_pressure,
5322 update_reg_and_insn_max_reg_pressure,
5323 sched_setup_bb_reg_pressure_info): New functions.
5324 (schedule_insn): Add code for printing and updating reg pressure info.
5325 (find_set_reg_weight, find_insn_reg_weight): Remove.
5326 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5327 (debug_ready_list): Print reg pressure info.
5328 (schedule_block): Ditto. Check insn issue time.
5329 (sched_init): Set up sched_pressure_p. Allocate and set up some
5330 reg pressure related info.
5331 (sched_finish): Free some reg pressure related info.
5332 (fix_tick_ready): Make insn always ready if pressure_p.
5333 (init_h_i_d): Don't call find_insn_reg_weight.
5334 (haifa_finish_h_i_d): Free insn reg pressure info.
5336 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5337 ira_memory_move_cost, ira_class_hard_regs,
5338 ira_class_hard_regs_num, ira_no_alloc_regs,
5339 ira_available_class_regs, ira_reg_class_cover_size,
5340 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5342 * ira-lives.c (single_reg_class): Check mode to find how many
5343 registers are necessary for operand.
5344 (ira_implicitly_set_insn_hard_regs): New.
5346 * common.opt (fsched-pressure): New options.
5347 (fsched-reg-pressure-heuristic): Remove.
5349 * ira.c (setup_eliminable_regset): Rename to
5350 ira_setup_eliminable_regset. Make it external.
5351 (expand_reg_info): Pass cover class to setup_reg_classes.
5352 (ira): Call resize_reg_info instead of allocate_reg_info.
5354 * sched-deps.c: Include ira.h.
5355 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5356 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5357 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5358 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5359 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5360 mark_insn_reg_store, mark_insn_reg_clobber,
5361 setup_insn_reg_pressure_info): New.
5362 (sched_analyze_1): Update implicit_reg_pending_uses.
5363 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5364 Use them to create dependencies. Set insn reg uses and pressure
5365 info. Process reg_pending_uses in one place.
5366 (free_deps): Free implicit sets.
5367 (remove_from_deps): Remove implicit sets if necessary. Check
5368 implicit sets when clearing reg_last_in_use.
5369 (init_deps_global): Clear implicit_reg_pending_clobbers and
5370 implicit_reg_pending_uses.
5372 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5373 ira_memory_move_cost, ira_class_hard_regs,
5374 ira_class_hard_regs_num, ira_no_alloc_regs,
5375 ira_available_class_regs, ira_reg_class_cover_size,
5376 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5377 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5378 ira_implicitly_set_insn_hard_regs): New prototypes.
5380 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5381 cost_elements_num): New variables.
5382 (allocno_costs, total_costs): Rename to costs and
5383 total_allocno_costs.
5384 (COSTS_OF_ALLOCNO): Rename to COSTS.
5385 (allocno_pref): Rename to pref.
5386 (allocno_pref_buffer): Rename to pref_buffer.
5387 (common_classes): Rename to regno_cover_class.
5389 (record_reg_classes): Set allocno attributes only if allocno_p.
5390 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5391 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5392 and COSTS_OF_ALLOCNO.
5393 (print_costs): Rename to print_allocno_costs.
5394 (print_pseudo_costs): New.
5395 (process_bb_node_for_costs): Split into 2 functions with new
5396 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5397 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5398 new parameter dump_file. Use cost_elements_num instead of
5399 ira_allocnos_num. Make one iteration if preferred classes were
5400 already calculated for scheduler. Make 2 versions of code
5401 depending on allocno_p.
5402 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5403 regno_cover_class and COSTS instead of common_classes and
5405 (init_costs, finish_costs): New.
5406 (ira_costs): Set up allocno_p and cost_elements_num. Call
5407 init_costs and finish_costs.
5408 (ira_set_pseudo_classes): New.
5410 * rtl.h (allocate_reg_info): Remove.
5411 (resize_reg_info): Change return type.
5412 (reg_cover_class): New.
5413 (setup_reg_classes): Add new parameter.
5415 * sched-int.h (struct deps_reg): New member implicit_sets.
5416 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5417 (INCREASE_BITS): New macro.
5418 (struct reg_pressure_data, struct reg_use_data): New.
5419 (struct _haifa_insn_data): Remove reg_weight. Add members
5420 reg_pressure, reg_use_list, reg_set_list, and
5421 reg_pressure_excess_cost_change.
5422 (struct deps): New member implicit_sets.
5423 (pressure_p): New variable.
5424 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5425 (struct reg_pressure_data, struct reg_use_data): New.
5426 (INSN_REG_WEIGHT): Remove.
5427 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5428 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5429 (sched_init_region_reg_pressure_info,
5430 sched_setup_bb_reg_pressure_info): New prototypes.
5432 * reginfo.c (struct reg_pref): New member coverclass.
5433 (reg_cover_class): New function.
5434 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5435 (reg_info_size): New variable.
5436 (allocate_reg_info): Make static. Setup reg_info_size.
5437 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5438 (setup_reg_classes): Add a new parameter. Setup cover class too.
5440 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5443 * sched-rgn.c (deps_join): Set up implicit_sets.
5444 (schedule_region): Set up region and basic blocks pressure
5447 * passes.c (init_optimization_passes): Move
5448 pass_subregs_of_mode_init before pass_sched.
5450 2009-09-02 Martin Jambor <mjambor@suse.cz>
5452 * tree-sra.c (struct access): New field grp_hint.
5453 (dump_access): Dump grp_hint.
5454 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5456 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5457 those which have been specifically read and somehow written to.
5458 (propagate_subacesses_accross_link): Set grp_hint of right child and
5459 also possibly of the left child.
5461 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5463 * tree-object-size.c (addr_object_size): Always use object_size_type
5464 0 or 2 when determining the pointer pointed object size.
5466 2009-09-02 Richard Guenther <rguenther@suse.de>
5469 2009-08-31 Richard Guenther <rguenther@suse.de>
5471 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5472 to query if the memory regions for memmove overlap.
5473 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5474 asserts on pointers, instead deal with odd trees.
5475 (ptr_derefs_may_alias_p): Likewise.
5476 (refs_may_alias_p_1): Constructor bases also never alias.
5478 2009-08-01 Christian Bruel <christian.bruel@st.com>
5481 2009-07-31 Christian Bruel <christian.bruel@st.com>
5482 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5484 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5486 * doc/invoke.texi (-fvar-tracking-assignments): New.
5487 (-fvar-tracking-assignments-toggle): New.
5488 (-fdump-final-insns=file): Mark filename as optional.
5489 (--param min-nondebug-insn-uid): New.
5490 (-gdwarf-@{version}): Mention version 4.
5491 * opts.c (common_handle_option): Accept it.
5492 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5493 * regrename.c (regrename_optimize): Drop last. Don't count debug
5494 insns as uses. Don't reject change because of debug insn.
5495 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5496 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5497 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5498 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5499 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5500 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5501 * doc/gimple.texi (is_gimple_debug): New.
5502 (gimple_debug_bind_p): New.
5503 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5504 * doc/install.texi (bootstrap-debug): More details.
5505 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5506 (bootstrap-debug-lib): More details.
5507 (bootstrap-debug-ckovw): Update.
5508 (bootstrap-time): New.
5509 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5510 (insert_phi_nodes_for): Insert debug stmts.
5511 (rewrite_stmt): Take iterator. Insert debug stmts.
5512 (rewrite_enter_block): Adjust.
5513 (maybe_replace_use_in_debug_stmt): New.
5514 (rewrite_update_stmt): Use it.
5515 (mark_use_interesting): Return early for debug stmts.
5516 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5517 stmts before replacing stmt.
5518 (move_computations_stmt): Likewise.
5519 * ira-conflicts.c (add_copies): Skip debug insns.
5520 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5521 (regstat_bb_compute_ri): Skip debug insns.
5522 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5523 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5524 check_loop_closed_ssa_stmt): Skip debug stmts.
5525 * tree-tailcall.c (find_tail_calls): Likewise.
5526 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5527 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5528 (build_var_debug_value_stat): Declare.
5529 (build_var_debug_value): Define.
5530 (target_for_debug_bind): Declare.
5531 * reload.c (find_equiv_reg): Skip debug insns.
5532 * rtlanal.c (reg_used_between_p): Skip debug insns.
5533 (side_effects_p): Likewise.
5534 (canonicalize_condition): Likewise.
5535 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5536 insns never depend on debug insns.
5537 (create_ddg_dep_no_link): Likewise.
5538 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5539 Don't add inter-loop dependencies for debug insns.
5540 (build_intra_loop_deps): Likewise.
5541 (create_ddg): Count debug insns.
5542 * ddg.h (struct ddg::num_debug): New.
5543 (num_backargs): Pair up with previous int field.
5544 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5545 -fcompare-debug-second.
5546 * final.c (get_attr_length_1): Skip debug insns.
5547 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5548 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5549 (driver_self_specs): Map -fdump-final-insns to
5550 -fdump-final-insns=..
5551 (get_local_tick): New.
5552 (compare_debug_dump_opt_spec_function): Test for . argument and
5553 compute output name. Compute temp output spec without flag name.
5554 Compute -frandom-seed.
5555 (OPT): Undef after use.
5556 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5557 (average_num_loop_insns): Likewise.
5558 * params.h (MIN_NONDEBUG_INSN_UID): New.
5559 * gimple.def (GIMPLE_DEBUG): New.
5560 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5561 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5562 (merge_in_block): Fix whitespace.
5563 * toplev.c (flag_var_tracking): Update comment.
5564 (flag_var_tracking_assignments): New.
5565 (flag_var_tracking_assignments_toggle): New.
5566 (process_options): Don't open final insns dump file if we're not
5567 going to write to it. Compute defaults for var_tracking.
5568 * df-scan.c (df_insn_rescan_debug_internal): New.
5569 (df_uses_record): Handle debug insns.
5570 * haifa-sched.c (ready): Initialize n_debug.
5571 (contributes_to_priority): Skip debug insns.
5572 (dep_list_size): New.
5574 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5575 they're ready. Disregard previous debug insns to make decisions.
5576 (queue_insn): Never queue debug insns.
5577 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5578 (schedule_insn): Don't reject debug insns because of issue rate.
5579 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5580 (queue_to_ready): Skip and discount debug insns.
5581 (choose_ready): Let debug insns through.
5582 (schedule_block): Check boundary debug insns. Discount debug
5583 insns, schedule them early. Adjust whitespace.
5584 (set_priorities): Check for boundary debug insns.
5585 (add_jump_dependencies): Use dep_list_size.
5586 (prev_non_location_insn): New.
5587 (check_cfg): Use it.
5588 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5590 (remove_unused_ivs): Reset debug stmts.
5591 * modulo-sched.c (const_iteration_count): Skip debug insns.
5592 (res_MII): Discount debug insns.
5593 (loop_single_full_bb_p): Skip debug insns.
5594 (sms_schedule): Likewise.
5595 (sms_schedule_by_order): Likewise.
5596 (ps_has_conflicts): Likewise.
5597 * caller-save.c (refmarker_fn): New.
5598 (save_call_clobbered_regs): Replace regs with saved mem in
5600 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5601 Call refmarker_fn mark for hardregnos.
5602 (mark_reg_as_referenced): New.
5603 (replace_reg_with_saved_mem): New.
5604 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5605 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5607 (cse_extended_basic_block): Skip debug insns.
5608 (count_reg_usage): Likewise.
5609 (is_dead_reg): New, split out of...
5610 (set_live_p): ... here.
5611 (insn_live_p): Use it for debug insns.
5612 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5613 (execute_optimize_stdarg): Likewise.
5614 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5615 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5616 changes in debug stmts as changes.
5617 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5618 (moveup_expr): Don't move across debug insns. Don't move
5619 debug insn if it would create a bookkeeping block.
5620 (moveup_expr_cached): Don't use cache for debug insns that
5621 are heads of blocks.
5622 (compute_av_set_inside_bb): Skip debug insns.
5623 (sel_rank_for_schedule): Schedule debug insns first. Remove
5625 (block_valid_for_bookkeeping_p); Support lax searches.
5626 (create_block_for_bookkeeping): Adjust block numbers when
5627 encountering debug-only blocks.
5628 (find_place_for_bookkeeping): Deal with debug-only blocks.
5629 (generate_bookkeeping_insn): Accept no place to insert.
5630 (remove_temp_moveop_nops): New argument full_tidying.
5631 (prepare_place_to_insert): Deal with debug insns.
5632 (advance_state_on_fence): Debug insns don't start cycles.
5633 (update_boundaries): Take fence as argument. Deal with
5635 (schedule_expr_on_boundary): No full_tidying on debug insns.
5636 (fill_insns): Deal with debug insns.
5637 (track_scheduled_insns_and_blocks): Don't count debug insns.
5638 (need_nop_to_preserve_insn_bb): New, split out of...
5639 (remove_insn_from_stream): ... this.
5640 (fur_orig_expr_not_found): Skip debug insns.
5641 * rtl.def (VALUE): Move up.
5643 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5644 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5645 Set it if debug stmts are found.
5646 (statement_sink_location): Skip debug stmts. Propagate
5647 moving defs into debug stmts.
5648 * ifcvt.c (first_active_insn): Skip debug insns.
5649 (last_active_insns): Likewise.
5650 (cond_exec_process_insns): Likewise.
5651 (noce_process_if_block): Likewise.
5652 (check_cond_move_block): Likewise.
5653 (cond_move_convert_if_block): Likewise.
5654 (block_jumps_and_fallthru_p): Likewise.
5655 (dead_or_predicable): Likewise.
5656 * dwarf2out.c (debug_str_hash_forced): New.
5657 (find_AT_string): Add comment.
5658 (gen_label_for_indirect_string): New.
5659 (get_debug_string_label): New.
5660 (AT_string_form): Use it.
5661 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5662 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5663 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5664 several operations that cannot be represented with DWARF opcodes.
5665 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5666 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5667 (dwarf2out_var_location): Take during-call mark into account.
5668 (output_indirect_string): Update comment. Output if there are
5669 label and references.
5670 (prune_indirect_string): New.
5671 (prune_unused_types): Call it if debug_str_hash_forced.
5672 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5673 (dw_long_long_const): Remove.
5674 (struct dw_val_struct): Change val_long_long type to rtx.
5675 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5676 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5677 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5678 component instead of HOST_BITS_PER_LONG.
5679 (output_loc_operands): Likewise. For const8* assert
5680 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5681 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5682 rather than HOST_BITS_PER_LONG is >= 64.
5683 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5685 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5686 HOST_BITS_PER_LONG for dw_val_class_long_long.
5687 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5688 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5689 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5691 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5692 Handle DW_OP_implicit_value.
5693 (extract_int): Move prototype earlier.
5694 (mem_loc_descriptor): For SUBREG punt if inner
5695 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5696 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5697 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5698 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5699 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5700 instead of Pmode size.
5701 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5702 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5703 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5704 (concat_loc_descriptor, concatn_loc_descriptor,
5705 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5706 (add_location_or_const_value_attribute): Likewise. For single
5707 location loc_lists attempt to use add_const_value_attribute
5708 for constant decls. Add DW_AT_const_value even if
5709 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5711 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5712 (control_flow_insn_p): Likewise.
5713 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5714 (separate_decls_in_region_debug_bind): New.
5715 (separate_decls_in_region): Process debug bind stmts afterwards.
5716 * recog.c (verify_changes): Handle debug insns.
5717 (extract_insn): Likewise.
5718 (peephole2_optimize): Skip debug insns.
5719 * dse.c (scan_insn): Skip debug insns.
5720 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5722 (setup_id_for_insn): Handle debug insns.
5723 (maybe_tidy_empty_bb): Adjust whitespace.
5724 (tidy_control_flow): Skip debug insns.
5725 (sel_remove_insn): Adjust for debug insns.
5726 (sel_estimate_number_of_insns): Skip debug insns.
5727 (create_insn_rtx_from_pattern): Handle debug insns.
5728 (create_copy_of_insn_rtx): Likewise.
5729 * sel-sched-.h (sel_bb_end): Declare.
5730 (sel_bb_empty_or_nop_p): New.
5731 (get_all_loop_exits): Use it.
5732 (_eligible_successor_edge_p): Likewise.
5733 (return_nop_to_pool): Adjust.
5734 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5735 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5736 * gimple-pretty-print.c (dump_gimple_debug): New.
5737 (dump_gimple_stmt): Use it.
5738 (dump_bb_header): Skip gimple debug stmts.
5739 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5740 (fixup_match_2): Likewise.
5741 (regmove_backward_pass): Likewise. Simplify combined
5742 replacement. Handle debug insns.
5743 * function.c (instantiate_virtual_regs): Handle debug insns.
5744 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5745 * print-rtl.h: Include cselib.h.
5746 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5747 * df.h (df_inns_rescan_debug_internal): Declare.
5748 * gcse.c (alloc_hash_table): Estimate n_insns.
5749 (cprop_insn): Don't regard debug insns as changes.
5750 (bypass_conditional_jumps): Skip debug insns.
5751 (one_pre_gcse_pass): Adjust.
5752 (one_code_hoisting_pass): Likewise.
5753 (compute_ld_motion_mems): Skip debug insns.
5754 (one_cprop_pass): Adjust.
5755 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5756 (if_convertible_stmt_p): Handle debug stmts.
5757 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5758 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5759 * ira-build.c (create_bb_allocnos): Skip debug insns.
5760 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5761 (has_single_use): Likewise.
5762 (single_imm_use): Likewise.
5763 (num_imm_uses): Likewise.
5764 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5765 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5766 (create_outofssa_var_map): Likewise.
5767 * lower-subreg.c (adjust_decomposed_uses): New.
5768 (resolve_debug): New.
5769 (decompose_multiword_subregs): Use it.
5770 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5771 * emit-rtl.c: Include params.h.
5772 (cur_debug_insn_uid): Define.
5773 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5774 (copy_rtx_if_shared_1): Handle debug insns.
5775 (reset_used_flags): Likewise.
5776 (set_used_flags): LIkewise.
5777 (get_max_insn_count): New.
5778 (next_nondebug_insn): New.
5779 (prev_nondebug_insn): New.
5780 (make_debug_insn_raw): New.
5781 (emit_insn_before_noloc): Handle debug insns.
5782 (emit_jump_insn_before_noloc): Likewise.
5783 (emit_call_insn_before_noloc): Likewise.
5784 (emit_debug_insn_before_noloc): New.
5785 (emit_insn_after_noloc): Handle debug insns.
5786 (emit_jump_insn_after_noloc): Likewise.
5787 (emit_call_insn_after_noloc): Likewise.
5788 (emit_debug_insn_after_noloc): Likewise.
5789 (emit_insn_after): Take loc from earlier non-debug insn.
5790 (emit_jump_insn_after): Likewise.
5791 (emit_call_insn_after): Likewise.
5792 (emit_debug_insn_after_setloc): New.
5793 (emit_debug_insn_after): New.
5794 (emit_insn_before): Take loc from later non-debug insn.
5795 (emit_jump_insn_before): Likewise.
5796 (emit_call_insn_before): Likewise.
5797 (emit_debug_insn_before_setloc): New.
5798 (emit_debug_insn_before): New.
5799 (emit_insn): Handle debug insns.
5800 (emit_debug_insn): New.
5801 (emit_jump_insn): Handle debug insns.
5802 (emit_call_insn): Likewise.
5804 (init_emit): Take min-nondebug-insn-uid into account.
5805 Initialize cur_debug_insn_uid.
5806 (emit_copy_of_insn_after): Handle debug insns.
5807 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5808 location of single rhs in place.
5809 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5810 (floor_sdiv_adjust): New.
5811 (cell_sdiv_adjust): New.
5812 (cell_udiv_adjust): New.
5813 (round_sdiv_adjust): New.
5814 (round_udiv_adjust): New.
5815 (wrap_constant): Moved from cselib.
5816 (unwrap_constant): New.
5817 (expand_debug_expr): New.
5818 (expand_debug_locations): New.
5819 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5821 (gimple_expand_cfg): Expand debug locations.
5822 * cselib.c: Include tree-pass.h.
5823 (struct expand_value_data): New.
5824 (cselib_record_sets_hook): New.
5825 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5826 (cselib_clear_table): Move, and implemnet in terms of...
5827 (cselib_reset_table_with_next_value): ... this.
5828 (cselib_get_next_unknown_value): New.
5829 (discard_useless_locs): Don't discard preserved values.
5830 (cselib_preserve_value): New.
5831 (cselib_preserved_value_p): New.
5832 (cselib_preserve_definitely): New.
5833 (cselib_clear_preserve): New.
5834 (cselib_preserve_only_values): New.
5835 (new_cselib_val): Take rtx argument. Dump it in details.
5836 (cselib_lookup_mem): Adjust.
5837 (expand_loc): Take regs_active in struct. Adjust. Silence
5838 dumps unless details are requested.
5839 (cselib_expand_value_rtx_cb): New.
5840 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5841 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5842 without details. Copy more subregs. Try to resolve values
5843 using a callback. Wrap constants.
5844 (cselib_subst_to_values): Adjust.
5845 (cselib_log_lookup): New.
5846 (cselib_lookup): Call it.
5847 (cselib_invalidate_regno): Don't count preserved values as useless.
5848 (cselib_invalidate_mem): Likewise.
5849 (cselib_record_set): Likewise.
5850 (struct set): Renamed to cselib_set, moved to cselib.h.
5851 (cselib_record_sets): Adjust. Call hook.
5852 (cselib_process_insn): Reset table when it would be cleared.
5853 (dump_cselib_val): New.
5854 (dump_cselib_table): New.
5855 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5856 (remove_forwarder_block): Support moving debug stmts.
5857 * cselib.h (cselib_record_sets_hook): Declare.
5858 (cselib_expand_callback): New type.
5859 (cselib_expand_value_rtx_cb): Declare.
5860 (cselib_reset_table_with_next_value): Declare.
5861 (cselib_get_next_unknown_value): Declare.
5862 (cselib_preserve_value): Declare.
5863 (cselib_preserved_value_p): Declare.
5864 (cselib_preserve_only_values): Declare.
5865 (dump_cselib_table): Declare.
5866 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5867 (try_crossjump_to_edge): Likewise.
5868 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5869 dominated blocks when debug stmts are present.
5870 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5871 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5872 (set_var_live_on_entry): Likewise.
5873 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5874 * cfglayout.c (curr_location, last_location): Make static.
5875 (set_curr_insn_source_location): Don't avoid bouncing.
5876 (get_curr_insn_source_location): New.
5877 (get_curr_insn_block): New.
5878 (duplicate_insn_chain): Handle debug insns.
5879 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5881 * common.opt (fcompare-debug): Move to sort order.
5882 (fdump-unnumbered-links): Likewise.
5883 (fvar-tracking-assignments): New.
5884 (fvar-tracking-assignments-toggle): New.
5885 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5886 because of debug stmts.
5887 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5888 (eliminate_unnecessary_stmts): Walk dominated blocks before
5890 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5891 * ira.c (memref_used_between_p): Skip debug insns.
5892 (update_equiv_regs): Likewise.
5893 * sched-deps.c (sd_lists_size): Accept empty list.
5894 (sd_init_insn): Mark debug insns.
5895 (sd_finish_insn): Unmark them.
5896 (sd_add_dep): Reject non-debug deps on debug insns.
5897 (fixup_sched_groups): Give debug insns group treatment.
5899 (sched_analyze_reg): Don't mark debug insns for sched before call.
5900 (sched_analyze_2): Handle debug insns.
5901 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5903 (deps_analyze_insn): Handle debug insns.
5904 (deps_start_bb): Skip debug insns.
5905 (init_deps): Initialize last_debug_insn.
5906 * tree-ssa.c (target_for_debug_bind): New.
5907 (find_released_ssa_name): New.
5908 (propagate_var_def_into_debug_stmts): New.
5909 (propagate_defs_into_debug_stmts): New.
5910 (verify_ssa): Skip debug bind stmts without values.
5911 (warn_uninialized_vars): Skip debug stmts.
5912 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5913 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5914 (rtx_equal_p): Likewise.
5915 * ira-costs.c (scan_one_insn): Skip debug insns.
5916 (process_bb_node_for_hard_reg_moves): Likewise.
5917 * rtl.h (DEBUG_INSN_P): New.
5918 (NONDEBUG_INSN_P): New.
5919 (MAY_HAVE_DEBUG_INSNS): New.
5920 (INSN_P): Accept debug insns.
5921 (RTX_FRAME_RELATED_P): Likewise.
5922 (INSN_DELETED_P): Likewise
5923 (PAT_VAR_LOCATION_DECL): New.
5924 (PAT_VAR_LOCATION_LOC): New.
5925 (PAT_VAR_OCATION_STATUS): New.
5926 (NOTE_VAR_LOCATION_DECL): Reimplement.
5927 (NOTE_VAR_LOCATION_LOC): Likewise.
5928 (NOTE_VAR_LOCATION_STATUS): Likewise.
5929 (INSN_VAR_LOCATION): New.
5930 (INSN_VAR_LOCATION_DECL): New.
5931 (INSN_VAR_LOCATION_LOC): New.
5932 (INSN_VAR_LOCATION_STATUS): New.
5933 (gen_rtx_UNKNOWN_VAR_LOC): New.
5934 (VAR_LOC_UNKNOWN_P): New.
5935 (NOTE_DURING_CALL_P): New.
5936 (SCHED_GROUP_P): Accept debug insns.
5937 (emit_debug_insn_before): Declare.
5938 (emit_debug_insn_before_noloc): Declare.
5939 (emit_debug_insn_beore_setloc): Declare.
5940 (emit_debug_insn_after): Declare.
5941 (emit_debug_insn_after_noloc): Declare.
5942 (emit_debug_insn_after_setloc): Declare.
5943 (emit_debug_insn): Declare.
5944 (make_debug_insn_raw): Declare.
5945 (prev_nondebug_insn): Declare.
5946 (next_nondebug_insn): Declare.
5947 (delegitimize_mem_from_attrs): Declare.
5948 (get_max_insn_count): Declare.
5949 (wrap_constant): Declare.
5950 (unwrap_constant): Declare.
5951 (get_curr_insn_source_location): Declare.
5952 (get_curr_insn_block): Declare.
5953 * tree-inline.c (insert_debug_decl_map): New.
5954 (processing_debug_stmt): New.
5955 (remap_decl): Don't create new mappings in debug stmts.
5956 (remap_gimple_op_r): Don't add references in debug stmts.
5957 (copy_tree_body_r): Likewise.
5958 (remap_gimple_stmt): Handle debug bind stmts.
5959 (copy_bb): Skip debug stmts.
5960 (copy_edges_for_bb): Likewise.
5961 (copy_debug_stmt): New.
5962 (copy_debug_stmts): New.
5963 (copy_body): Copy debug stmts at the end.
5964 (insert_init_debug_bind): New.
5965 (insert_init_stmt): Take id. Skip and emit debug stmts.
5966 (setup_one_parameter): Remap variable earlier, register debug mapping.
5967 (estimate_num_insns): Skip debug stmts.
5968 (expand_call_inline): Preserve debug_map.
5969 (optimize_inline_calls): Check for no debug_stmts left-overs.
5970 (unsave_expr_now): Preserve debug_map.
5971 (copy_gimple_seq_and_replace_locals): Likewise.
5972 (tree_function_versioning): Check for no debug_stmts left-overs.
5973 Init and destroy debug_map as needed. Split edges unconditionally.
5974 (build_duplicate_type): Init and destroy debug_map as needed.
5975 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5976 (struct copy_body_data): Add debug_stmts and debug_map.
5977 * sched-int.h (struct ready_list): Add n_debug.
5978 (struct deps): Add last_debug_insn.
5979 (DEBUG_INSN_SCHED_P): New.
5980 (BOUNDARY_DEBUG_INSN_P): New.
5981 (SCHEDULE_DEBUG_INSN_P): New.
5982 (sd_iterator_cond): Accept empty list.
5983 * combine.c (create_log_links): Skip debug insns.
5984 (combine_instructions): Likewise.
5985 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5986 return value is always unshared.
5987 (struct rtx_subst_pair): New.
5988 (auto_adjust_pair): New.
5989 (propagate_for_debug_subst): New.
5990 (propagate_for_debug): New.
5991 (try_combine): Skip debug insns. Propagate removed defs into
5993 (next_nonnote_nondebug_insn): New.
5994 (distribute_notes): Use it. Skip debug insns.
5995 (distribute_links): Skip debug insns.
5996 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5997 * resource.c (mark_target_live_regs): Likewise.
5998 * var-tracking.c: Include cselib.h and target.h.
5999 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6001 (micro_operation_type_name): New.
6002 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6003 (struct micro_operation_def): Update comments.
6004 (decl_or_value): New type. Use instead of decls.
6005 (struct emit_note_data_def): Add vars.
6006 (struct attrs_def): Use decl_or_value.
6007 (struct variable_tracking_info_def): Add permp, flooded.
6008 (struct location_chain_def): Update comment.
6009 (struct variable_part_def): Use decl_or_value.
6010 (struct variable_def): Make var_part a variable length array.
6012 (scratch_regs): New.
6013 (cselib_hook_called): New.
6014 (dv_is_decl_p): New.
6015 (dv_is_value_p): New.
6018 (dv_as_opaque): New.
6019 (dv_onepart_p): New.
6021 (IS_DECL_CODE): New.
6022 (check_value_is_not_decl): New.
6023 (dv_from_decl): New.
6024 (dv_from_value): New.
6025 (dv_htab_hash): New.
6026 (variable_htab_hash): Use it.
6027 (variable_htab_eq): Support values.
6028 (variable_htab_free): Free from the right pool.
6029 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6030 (attrs_list_union): Adjust.
6031 (attrs_list_mpdv_union): New.
6032 (tie_break_pointers): New.
6033 (canon_value_cmp): New.
6034 (unshare_variable): Return possibly-modified slot.
6035 (vars_copy_1): Adjust.
6036 (var_reg_decl_set): Adjust. Split out of...
6037 (var_reg_set): ... this.
6038 (get_init_value): Adjust.
6039 (var_reg_delete_and_set): Adjust.
6040 (var_reg_delete): Adjust.
6041 (var_regno_delete): Adjust.
6042 (var_mem_decl_set): Split out of...
6043 (var_mem_set): ... this.
6044 (var_mem_delete_and_set): Adjust.
6045 (var_mem_delete): Adjust.
6049 (variable_union): Adjust. Speed up merge of 1-part vars.
6050 (variable_canonicalize): Use unshared slot.
6051 (VALUED_RECURSED_INTO): New.
6052 (find_loc_in_1pdv): New.
6053 (struct dfset_merge): New.
6054 (insert_into_intersection): New.
6055 (intersect_loc_chains): New.
6057 (canonicalize_loc_order_check): New.
6058 (canonicalize_values_mark): New.
6059 (canonicalize_values_star): New.
6060 (variable_merge_over_cur): New.
6061 (variable_merge_over_src): New.
6062 (dataflow_set_merge): New.
6063 (dataflow_set_equiv_regs): New.
6064 (remove_duplicate_values): New.
6065 (struct dfset_post_merge): New.
6066 (variable_post_merge_new_vals): New.
6067 (variable_post_merge_perm_vals): New.
6068 (dataflow_post_merge_adjust): New.
6069 (find_mem_expr_in_1pdv): New.
6070 (dataflow_set_preserve_mem_locs): New.
6071 (dataflow_set_remove_mem_locs): New.
6072 (dataflow_set_clear_at_call): New.
6073 (onepart_variable_different_p): New.
6074 (variable_different_p): Use it.
6075 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6076 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6078 (track_loc_p): Pass it true.
6079 (struct count_use_info): New.
6080 (find_use_val): New.
6081 (replace_expr_with_values): New.
6083 (use_type): New, partially split out of...
6084 (count_uses): ... this. Count new micro-ops.
6085 (count_uses_1): Adjust.
6086 (count_stores): Adjust.
6087 (count_with_sets): New.
6088 (VAL_NEEDS_RESOLUTION): New.
6089 (VAL_HOLDS_TRACK_EXPR): New.
6090 (VAL_EXPR_IS_COPIED): New.
6091 (VAL_EXPR_IS_CLOBBERED): New.
6092 (add_uses): Adjust. Generate new micro-ops.
6093 (add_uses_1): Adjust.
6094 (add_stores): Generate new micro-ops.
6095 (add_with_sets): New.
6096 (find_src_status): Adjust.
6097 (find_src_set_src): Adjust.
6098 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6099 Handle new micro-ops. Canonicalize value equivalances.
6100 (vt_find_locations): Compute total size of hash tables for
6101 dumping. Perform merge for var-tracking-assignments. Don't
6102 disregard single-block loops.
6103 (dump_attrs_list): Handle decl_or_value.
6104 (dump_variable): Take variable. Deal with decl_or_value.
6105 (dump_variable_slot): New.
6106 (dump_vars): Use it.
6107 (dump_dataflow_sets): Adjust.
6108 (set_slot_part): New, extended to support one-part variables
6109 after splitting out of...
6110 (set_variable_part): ... this.
6111 (clobber_slot_part): New, split out of...
6112 (clobber_variable_part): ... this.
6113 (delete_slot_part): New, split out of...
6114 (delete_variable_part): .... this.
6115 (check_wrap_constant): New.
6116 (vt_expand_loc_callback): New.
6117 (vt_expand_loc): New.
6118 (emit_note_insn_var_location): Adjust. Handle values. Handle
6119 EMIT_NOTE_AFTER_CALL_INSN.
6120 (emit_notes_for_differences_1): Adjust. Handle values.
6121 (emit_notes_for_differences_2): Likewise.
6122 (emit_notes_for_differences): Adjust.
6123 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6124 Adjust. Handle new micro-ops.
6125 (vt_add_function_parameters): Adjust. Create and bind values.
6126 (vt_initialize): Adjust. Initialize scratch_regs and
6127 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6128 operations. Move some code to count_with_sets and add_with_sets.
6129 (delete_debug_insns): New.
6130 (vt_debug_insns_local): New.
6131 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6133 (var_tracking_main): If var-tracking-assignments is enabled
6134 but var-tracking isn't, delete debug insns and leave. Likewise
6135 if we exceed limits or fail the stack adjustments tests, and
6136 after all var-tracking processing.
6137 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6138 (dataflow_set): Add traversed_vars.
6139 (value_chain, const_value_chain): New typedefs.
6140 (value_chain_pool, value_chains): New variables.
6141 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6142 add_value_chains, add_cselib_value_chains, remove_value_chain,
6143 remove_value_chains, remove_cselib_value_chains): New functions.
6144 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6145 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6147 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6148 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6149 (dst_can_be_shared): New variable.
6150 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6151 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6152 different from set->vars, look up slot again instead of using the
6154 (dataflow_set_init): Initialize traversed_vars.
6155 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6156 lookup if set->vars is shared. Don't keep slot cleared before
6157 calling unshare_variable. Unshare set->vars if needed. Adjust
6158 unshare_variable callers. Clear dst_can_be_shared if needed.
6159 Even ->refcount == 1 vars must be unshared if set->vars is shared
6160 and var needs to be modified.
6161 (dataflow_set_union): Set traversed_vars during canonicalization.
6162 (VALUE_CHANGED, DECL_CHANGED): Define.
6163 (set_dv_changed, dv_changed_p): New static inlines.
6164 (track_expr_p): Clear DECL_CHANGED.
6165 (dump_dataflow_sets): Set it.
6166 (variable_was_changed): Call set_dv_changed.
6167 (emit_note_insn_var_location): Likewise.
6168 (changed_variables_stack): New variable.
6169 (check_changed_vars_1, check_changed_vars_2): New functions.
6170 (emit_notes_for_changes): Do nothing if changed_variables is
6171 empty. Traverse changed_variables with check_changed_vars_1,
6172 call check_changed_vars_2 on each changed_variables_stack entry.
6173 (emit_notes_in_bb): Add SET argument. Just clear it at the
6174 beginning, use it instead of local &set, don't destroy it at the end.
6175 (vt_emit_notes): Call dataflow_set_clear early on all
6176 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6177 computed set, dataflow_set_clear also VTI(bb)->in when we are
6178 done with the basic block. Initialize changed_variables_stack,
6179 free it afterwards. If ENABLE_CHECKING verify that after noting
6180 differences to an empty set value_chains hash table is empty.
6181 (vt_initialize): Initialize value_chains and value_chain_pool.
6182 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6183 (variable_tracking_main): Call dump_dataflow_sets before calling
6184 vt_emit_notes, not after it.
6185 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6186 (propagate_var_def_into_debug_stmts): Declare.
6187 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6188 (df_set_note): Reject debug insns.
6189 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6190 add notes to debug insns.
6191 (df_note_bb_compute): Adjust. Likewise.
6192 (df_simulate_uses): Skip debug insns.
6193 (df_simulate_initialize_backwards): Likewise.
6194 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6195 (subst_stack_regs_pat): Reject debug insns.
6196 (convert_regs_1): Handle debug insns.
6197 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6198 (print-rtl.o): Depend on cselib.h.
6199 (cselib.o): Depend on TREE_PASS_H.
6200 (var-tracking.o): Depend on cselib.h and TARGET_H.
6201 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6202 (init_ready_list): Skip boundary debug insns.
6203 (add_branch_dependences): Skip debug insns.
6204 (free_block_dependencies): Check for blocks with only debug insns.
6205 (compute_priorities): Likewise.
6206 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6207 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6209 (gimple_build_debug_bind_stat): New.
6210 (empty_body_p): Skip debug stmts.
6211 (gimple_has_side_effects): Likewise.
6212 (gimple_rhs_has_side_effects): Likewise.
6213 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6214 (gimple_build_debug_bind_stat): Declare.
6215 (gimple_build_debug_bind): Define.
6216 (is_gimple_debug): New.
6217 (gimple_debug_bind_p): New.
6218 (gimple_debug_bind_get_var): New.
6219 (gimple_debug_bind_get_value): New.
6220 (gimple_debug_bind_get_value_ptr): New.
6221 (gimple_debug_bind_set_var): New.
6222 (gimple_debug_bind_set_value): New.
6223 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6224 (gimple_debug_bind_reset_value): New.
6225 (gimple_debug_bind_has_value_p): New.
6226 (gsi_next_nondebug): New.
6227 (gsi_prev_nondebug): New.
6228 (gsi_start_nondebug_bb): New.
6229 (gsi_last_nondebug_bb): New.
6230 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6231 (print_insn): Handle DEBUG_INSN.
6232 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6233 of first insn prevail.
6234 (first_stmt): Skip debug stmts.
6235 (first_non_label_stmt): Likewise.
6236 (last_stmt): Likewise.
6237 (has_zero_uses_1): New.
6238 (single_imm_use_1): New.
6239 (verify_gimple_debug): New.
6240 (verify_types_in_gimple_stmt): Handle debug stmts.
6241 (verify_stmt): Likewise.
6242 (debug_loop_num): Skip debug stmts.
6243 (remove_edge_and_dominated_blocks): Remove dominators last.
6244 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6245 (linearize_expr): Likewise.
6246 * config/i386/i386.c (ix86_delegitimize_address): Call
6247 default implementation.
6248 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6249 (group_barrier_needed): Skip debug insns.
6250 (emit_insn_group_barriers): Likewise.
6251 (emit_all_insn_group_barriers): Likewise.
6252 (ia64_variable_issue): Handle debug insns.
6253 (ia64_dfa_new_cycle): Likewise.
6254 (final_emit_insn_group_barriers): Skip debug insns.
6255 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6256 def cfa without frame.
6257 (process_set): Likewise.
6258 (process_for_unwind_directive): Pass frame on.
6259 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6260 (rs6000_delegitimize_address): New.
6261 (rs6000_debug_adjust_cost): Handle debug insns.
6262 (is_microcoded_insn): Likewise.
6263 (is_cracked_insn): Likewise.
6264 (is_nonpipeline_insn): Likewise.
6265 (insn_must_be_first_in_group): Likewise.
6266 (insn_must_be_last_in_group): Likewise.
6267 (force_new_group): Likewise.
6268 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6269 contains only debug insns.
6270 (rtl_merge_blocks): Skip debug insns.
6271 (purge_dead_edges): Likewise.
6272 (rtl_block_ends_with_call_p): Skip debug insns.
6273 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6274 (mark_reg_dependencies): Skip debug insns.
6275 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6276 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6277 * tree-ssa-threadedge.c
6278 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6279 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6280 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6281 (copyprop_hardreg_forward_1): Handle debug insns.
6282 * reload1.c (reload): Skip debug insns. Replace unassigned
6283 pseudos in debug insns with their equivalences.
6284 (eliminate_regs_in_insn): Skip debug insns.
6285 (emit_input_reload_insns): Skip debug insns at first, adjust
6287 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6288 (get_indirect_ref_operands): Pass opf_no_vops on.
6289 (get_expr_operands): Likewise. Skip debug stmts.
6290 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6292 2009-09-01 Richard Henderson <rth@redhat.com>
6294 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6295 stmt_ends_pp_p statements at least once.
6296 * tree-vrp.c (vrp_initialize): Likewise.
6297 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6299 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6302 Fix AIX bootstrap after PR debug/30161
6303 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6304 that is a GNU extension.
6305 (tmpl_value_parm_die_table): Move the definition of this global
6306 outside #ifdef DWARF2_DEBUGGING_INFO region.
6308 2009-09-01 Richard Guenther <rguenther@suse.de>
6310 * tree.c (tree_expr_size): New function.
6311 * tree.h (tree_expr_size): Declare.
6312 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6313 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6314 * langhooks.c (lhd_expr_size): Remove.
6315 * langhooks.h (struct lang_hooks): Remove expr_size.
6316 * explow.c (expr_size): Use tree_expr_size.
6317 (int_expr_size): Likewise.
6318 * langhooks-def.h (lhd_expr_size): Remove.
6319 (LANG_HOOKS_EXPR_SIZE): Likewise.
6320 (LANG_HOOKS_INITIALIZER): Adjust.
6322 2009-09-01 Richard Guenther <rguenther@suse.de>
6324 * tree-flow.h (mark_addressable): Move declaration ...
6325 * tree.h (mark_addressable): ... here.
6326 * stmt.c (expand_asm_operands): Use mark_addressable, not
6327 lang_hooks.mark_addressable.
6328 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6329 LANG_HOOKS_MARK_ADDRESSABLE.
6330 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6331 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6333 2009-08-31 Chris Demetriou <cgd@google.com>
6335 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6336 vectorize if not TARGET_SSE2.
6338 2009-08-31 DJ Delorie <dj@redhat.com>
6340 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6341 registers if no coprocessor is enabled.
6343 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6346 * cgraph.h (cgraph_get_node): Declare ...
6347 * cgraph.c (cgraph_get_node): ... new function.
6348 * dwarf2out.c (gen_generic_params_dies,
6349 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6350 make_ith_pack_parameter_name,
6351 append_entry_to_tmpl_value_parm_die_table,
6352 gen_remaining_tmpl_value_param_die_attribute): New functions.
6353 (gen_subprogram_die): Generate debug info for template parameters
6354 if debug info level is higher than DINFO_LEVEL_TERSE.
6355 Use tree_add_const_value_attribute_for_decl instead of
6356 tree_add_const_value_attribute.
6357 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6358 instead of tree_add_const_value_attribute.
6359 (gen_struct_or_union_type_die): Generate debug
6360 info for template parameters if debug info level is higher than
6362 (tree_add_const_value_attribute): Handle integral and pointer
6363 constants. Update comment.
6364 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6365 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6366 (reference_to_unused): Fix thinko. Remove redundant predicates from
6368 (tree_add_const_value_attribute): Make this work for constant
6370 tree_add_const_value_attribute_for_decl is to be used for variable
6372 (add_location_or_const_value_attribute): Use
6373 tree_add_const_value_attribute_for_decl now.
6374 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6375 DW_TAG_template_value_param DIEs after function DIEs have been
6377 * langhooks.h (lang_hooks_for_types): Add
6378 get_argument_pack_elems.
6379 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6380 (lang_hooks): Added get_innermost_generic_parms,
6381 get_innermost_generic_args.
6382 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6383 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6384 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6385 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6387 2009-08-31 DJ Delorie <dj@redhat.com>
6389 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6390 it once we start generating the prologue or epilogue.
6391 (mep_call_saves_register): If the frame is locked, re-use
6393 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6394 (mep_expand_prologue): Call it.
6395 (mep_expand_epilogue): Likewise.
6396 (mep_start_function): Use the same logic as mep_expand_prologue.
6397 (mep_pass_by_reference): Make logic more readable.
6398 (mep_return_in_memory): Zero-sized objects are passed in memory.
6399 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6401 2009-08-31 Richard Guenther <rguenther@suse.de>
6403 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6404 to query if the memory regions for memmove overlap.
6405 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6406 asserts on pointers, instead deal with odd trees.
6407 (ptr_derefs_may_alias_p): Likewise.
6408 (refs_may_alias_p_1): Constructor bases also never alias.
6410 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6412 * doc/install.texi (Final install): Adjust reference on where to
6413 order printed manuals.
6415 2009-08-30 Olivier Hainque <hainque@adacore.com>
6417 * dwarf2out.c (switch_to_frame_table_section): Move
6418 definition prior to first use.
6420 2009-08-30 Richard Guenther <rguenther@suse.de>
6422 PR tree-optimization/41186
6423 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6424 (ao_ref_init_from_ptr_and_size): New function.
6425 (ref_maybe_used_by_call_p_1): Be more precise tracking
6426 used ranges for builtin functions.
6427 (ref_maybe_used_by_call_p): Adjust.
6428 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6429 ranges for builtin functions.
6430 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6432 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6435 * fwprop.c (get_reg_use_in): Delete.
6436 (free_load_extend): New function.
6437 (forward_propagate_subreg): Use it.
6439 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6441 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6443 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6446 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6449 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6451 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6452 fini or fini_array section.
6454 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6456 * graphite-dependences.c (graphite_legal_transform_bb): Call
6457 pbb_remove_duplicate_pdrs.
6458 * graphite-poly.c (can_collapse_pdr): Removed.
6459 (pdr_find_duplicate): Removed.
6460 (can_collapse_pdrs): New.
6461 (pbb_remove_duplicate_pdrs): New.
6462 (new_poly_dr): Do not look for duplicates.
6463 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6464 (PBB_PDR_DUPLICATES_REMOVED): New.
6465 (pbb_remove_duplicate_pdrs): Declared.
6467 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6469 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6470 the strides by multiplying by PDR_NB_REFS.
6471 * graphite-poly.c (can_collapse_pdr): New.
6472 (pdr_find_duplicate): New.
6473 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6474 Initialize PDR_NB_REFS.
6475 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6477 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6479 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6482 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6485 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6487 * graphite-dependences.c (pddr_original_scattering): Return NULL
6488 for read-read dependence relations.
6489 * graphite-poly.h (enum poly_dr_type): Fix comment.
6492 (pdr_may_write_p): New.
6494 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6496 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6497 (struct poly_dr): Same.
6498 (new_poly_dr): Same.
6499 * graphite-poly.c (new_poly_dr): Same.
6500 * graphite-dependences.c (dot_deps): Disable call to system.
6502 2009-08-28 Cary Coutant <ccoutant@google.com>
6505 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6506 struct/union/enum types local to a function.
6508 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6509 Sebastian Pop <sebastian.pop@amd.com>
6511 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6512 pbb_strip_mine_time_depth. Changed the implementation so that
6513 transformation is expressed as a transformation on
6514 time (scatttering) dimensions. Also, ensures that the 2d+1
6515 scheduling format is preserved.
6516 (pbb_strip_mine_profitable_p): Profitability is based on the
6517 iteration number of a given time (scattering) dimension,
6518 and not on a original loop depth dimension.
6519 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6520 (pbb_do_strip_mine): Call psct_dynamic_dim.
6521 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6522 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6523 (pbb_nb_dynamic_scattering_transform): New.
6524 (psct_dynamic_dim): New.
6526 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6528 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6529 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6530 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6531 * graphite-interchange.c (build_linearized_memory_access): Same.
6532 (memory_stride_in_loop): Same.
6534 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6536 * graphite-dependences.c (pddr_original_scattering): New.
6537 (graphite_legal_transform_dr): Call pddr_original_scattering.
6540 * graphite-dependences.h (dot_deps): Declared.
6541 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6542 (print_pdr): Print PDR_ID.
6543 * graphite-poly.h (struct poly_dr): Add field id.
6546 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6548 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6550 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6551 not delete the original dependence relation.
6553 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6555 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6556 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6557 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6558 (free_poly_ddr): New.
6559 (pddr_is_empty): New.
6560 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6561 (dependence_polyhedron): Same. Remove useless gcc_assert.
6563 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6564 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6565 * graphite-dependences.h (enum poly_dependence_kind): New.
6566 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6567 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6568 (PDRP_SINK): Renamed PDDR_SINK.
6569 (PDRP_DDP): Renamed PDDR_DDP.
6571 (free_poly_ddr): Declared.
6572 * graphite-poly.c (new_scop): Use the new hash function names.
6573 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6574 into original_pddrs.
6575 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6577 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6579 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6580 bounds with LT_EXPR to make niter analysis more precise on code
6581 generated by Graphite.
6583 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6585 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6586 (graphite_legal_transform_bb): Same.
6587 (poly_drs_may_alias_p): Same.
6589 2009-08-28 Richard Guenther <rguenther@suse.de>
6591 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6593 2009-08-28 Jan Beulich <jbeulich@novell.com>
6595 * config/i386/netware.c: Include langhooks.h.
6596 (i386_nlm_encode_section_info): Simplify.
6597 (netware_override_options): Delete.
6598 * config/i386/netware.h (netware_override_options): Delete
6600 (OVERRIDE_OPTIONS): Delete definition.
6601 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6602 (ASM_COMMENT_START): Define.
6603 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6605 2009-08-28 Jan Beulich <jbeulich@novell.com>
6607 * configure.ac: For in-tree ld, do a plain version check to
6608 determine whether comdat groups are supported.
6609 * configure: Regenerate.
6611 2009-08-28 Olivier Hainque <hainque@adacore.com>
6613 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6614 always defined. Reflect definition or absence of such for
6615 COLLECT_EXPORT_LIST. Readability helper.
6616 (scanfilter): New enum, to help control what symbols
6617 are to be considered or ignored by scan_prog_file.
6618 (enum pass): Rename as "scanpass", moved together with scanfilter
6619 prior to scan_prog_file's prototype.
6620 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6621 Group prototype with the scanpass/scanfilter definitions, factorize
6622 head comments for the several implementations at the prototype.
6623 (main): Reorganize the first pass link control to let AIX
6624 drag only the needed frame tables in executables. Prevent
6625 frame tables collection during the scan aimed at static ctors.
6626 Pre-link and scan for frame tables later to compensate.
6627 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6628 A C statement to issue assembly directives that create a reference
6629 to the given DWARF table identifier label from the current function
6631 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6632 to differentiate first time section entry. Only emit a .data
6633 tables start identifier label the first time around.
6634 (switch_to_frame_table_section): New function. Helper for
6635 output_call_frame_info to switch possibly BACK into the eh_frame
6636 or the debug_frame section depending on FOR_EH.
6637 (output_call_frame_info): Use helper to first enter the proper
6639 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6640 emit a link to the frame table start label from each function
6642 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6643 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6644 * config/rs6000/rs6000-protos.h: Declare it.
6645 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6647 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6649 * config/sh/sh.c (split_branches): Check the result of
6652 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6654 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6655 using -pthread -fopenmp
6657 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6659 * doc/service.texi (service directory): Update URL.
6661 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6663 PR rtl-optimization/40861
6664 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6665 extract word from a multi-word subreg for negative byte positions.
6667 2009-08-27 Tristan Gingold <gingold@adacore.com>
6668 Douglas B Rupp <rupp@gnat.com>
6670 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6671 (SECTION_VMS_OVERLAY): Define.
6672 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6674 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6676 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6677 common_object declarations.
6678 (ia64_section_type_flags): Set section flag for common_object.
6679 * config/ia64/ia64-protos.h
6680 (ia64_vms_output_aligned_decl_common): Declare.
6681 (ia64_vms_elf_asm_named_section): Declare.
6683 2009-08-27 Michael Matz <matz@suse.de>
6685 * expr.c (expand_expr_real_2): New function taking exploded
6686 unary or binary expression, split out from ...
6687 (expand_expr_real_1): ... here. Move over all unary/binary
6688 switch parts to above function, in particular these codes:
6689 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6690 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6691 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6692 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6693 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6694 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6695 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6696 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6697 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6698 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6699 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6700 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6701 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6702 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6703 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6704 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6705 VEC_PACK_FIX_TRUNC_EXPR.
6706 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6709 2009-08-27 Richard Guenther <rguenther@suse.de>
6711 * gengtype.c (main): Handle uint64_t.
6712 * ipa-utils.c (get_base_var): Indent properly.
6713 * tree-ssa-live.c (debug_scope_block): New function.
6714 * tree-flow.h (debug_scope_block): Declare.
6715 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6716 * basic-block.h (enum profile_status): Rename to
6717 enum profile_status_d.
6718 (x_profile_status): Adjust type.
6720 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6723 * dwarf2out.c (get_context_die): Declare this static function.
6724 (gen_type_die_with_usage): Make sure a DIE is a generated for
6725 the context of a typedef.
6727 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6729 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6732 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6734 * config/mips/mips-protos.h (mips_output_sync): Declare.
6735 (mips_sync_loop_insns): Likewise.
6736 (mips_output_sync_loop): Replace first two parameters with an rtx.
6737 * config/mips/mips.c (mips_multi_member): New structure.
6738 (mips_multi_members): New variable.
6739 (mips_multi_start): New function.
6740 (mips_multi_add): Likewise.
6741 (mips_multi_add_insn): Likewise.
6742 (mips_multi_add_label): Likewise.
6743 (mips_multi_last_index): Likewise.
6744 (mips_multi_copy_insn): Likewise.
6745 (mips_multi_set_operand): Likewise.
6746 (mips_multi_write): Likewise.
6747 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6748 (mips_init_print_operand_punct): Update accordingly.
6749 (mips_start_ll_sc_sync_block): New function.
6750 (mips_end_ll_sc_sync_block): Likewise.
6751 (mips_output_sync): Likewise.
6752 (mips_sync_insn1_template): Likewise.
6753 (mips_sync_insn2_template): Likewise.
6754 (mips_get_sync_operand): Likewise.
6755 (mips_process_sync_loop): Likewise.
6756 (mips_output_sync_loop): Use mips_process_sync_loop.
6757 (mips_sync_loop_insns): New function.
6758 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6759 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6760 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6761 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6762 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6763 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6764 (MIPS_SYNC_OLD_OP_12): Likewise.
6765 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6766 (MIPS_SYNC_NEW_OP_12): Likewise.
6767 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6768 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6769 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6770 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6771 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6772 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6773 * config/mips/mips.md (sync_mem): New attribute.
6774 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6775 (sync_exclusive_mask, sync_required_oldval): Likewise.
6776 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6777 (sync_release_barrier): Likewise.
6778 (length): Handle sync loops.
6779 (sync): Use mips_output_sync.
6780 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6781 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6782 and use mips_output_sync_loop.
6783 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6784 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6785 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6786 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6787 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6788 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6789 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6790 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6791 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6793 2009-08-26 Richard Guenther <rguenther@suse.de>
6796 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6797 the types to not match.
6798 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6800 * tree-ssa.c (useless_type_conversion_p): Conversions to
6801 pointers to unprototyped functions are useless.
6803 2009-08-26 Richard Guenther <rguenther@suse.de>
6805 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6806 whole-program condition, prepare to be called for non-globals.
6807 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6808 params build a representative with known type and track its fields.
6810 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6812 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6813 clearing by a taken branch.
6814 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6815 effectively after bbro pass.
6816 (sync_nand<mode>): Ditto.
6817 (sync_old_<fetchop_name><mode>): Ditto.
6818 (sync_old_nand<mode>): Ditto.
6819 (sync_new_<fetchop_name><mode>): Dito.
6820 (sync_new_nand<mode>): Ditto.
6821 (sync_compare_and_swap<mode>_1): Ditto.
6822 (*sync_compare_and_swap<mode>): Ditto.
6823 (sync_lock_test_and_set<mode>_1): Ditto.
6824 ("sync_lock_test_and_set<mode>): Ditto.
6826 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6828 * hwint.h (HOST_LONG_FORMAT): New macro
6829 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6830 Use HOST_PTR_PRINTF.
6831 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6832 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6833 (HOST_PTR_PRINTF): Document.
6835 2009-08-25 Jan Hubicka <jh@suse.cz>
6837 * config/i386/bmmintrin.h: Replace by #error.
6840 Michael Meissner <michael.meissner@amd.com>
6841 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6842 Tony Linthicum <tony.linthicum@amd.com>
6844 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6845 (TARGET_ROUND): New macro for the round/ptest instructions which
6846 are shared between SSE4.1 and SSE5.
6847 (OPTION_MASK_ISA_ROUND): Ditto.
6848 (OPTION_ISA_ROUND): Ditto.
6849 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6850 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6852 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6853 (-mfused-madd): New switch to give users control over whether the
6854 compiler optimizes to use the multiply/add SSE5 instructions.
6856 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6857 (ix86_handle_option): Turn off 3dnow if -msse5.
6858 (override_options): Add SSE5 support.
6859 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6861 (ix86_expand_sse_movcc): Add SSE5 support.
6862 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6863 vector type to the next largest size.
6864 (ix86_expand_sse5_pack): New function to use pperm to pack a
6865 vector type to the next smallest size.
6866 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6867 (IX86_BUILTIN_FMADDSD): Ditto.
6868 (IX86_BUILTIN_FMADDPS): Ditto.
6869 (IX86_BUILTIN_FMADDPD): Ditto.
6870 (IX86_BUILTIN_FMSUBSS): Ditto.
6871 (IX86_BUILTIN_FMSUBSD): Ditto.
6872 (IX86_BUILTIN_FMSUBPS): Ditto.
6873 (IX86_BUILTIN_FMSUBPD): Ditto.
6874 (IX86_BUILTIN_FNMADDSS): Ditto.
6875 (IX86_BUILTIN_FNMADDSD): Ditto.
6876 (IX86_BUILTIN_FNMADDPS): Ditto.
6877 (IX86_BUILTIN_FNMADDPD): Ditto.
6878 (IX86_BUILTIN_FNMSUBSS): Ditto.
6879 (IX86_BUILTIN_FNMSUBSD): Ditto.
6880 (IX86_BUILTIN_FNMSUBPS): Ditto.
6881 (IX86_BUILTIN_FNMSUBPD): Ditto.
6882 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6883 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6884 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6885 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6886 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6887 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6888 (IX86_BUILTIN_PPERM): Ditto.
6889 (IX86_BUILTIN_PERMPS): Ditto.
6890 (IX86_BUILTIN_PERMPD): Ditto.
6891 (IX86_BUILTIN_PMACSSWW): Ditto.
6892 (IX86_BUILTIN_PMACSWW): Ditto.
6893 (IX86_BUILTIN_PMACSSWD): Ditto.
6894 (IX86_BUILTIN_PMACSWD): Ditto.
6895 (IX86_BUILTIN_PMACSSDD): Ditto.
6896 (IX86_BUILTIN_PMACSDD): Ditto.
6897 (IX86_BUILTIN_PMACSSDQL): Ditto.
6898 (IX86_BUILTIN_PMACSSDQH): Ditto.
6899 (IX86_BUILTIN_PMACSDQL): Ditto.
6900 (IX86_BUILTIN_PMACSDQH): Ditto.
6901 (IX86_BUILTIN_PMADCSSWD): Ditto.
6902 (IX86_BUILTIN_PMADCSWD): Ditto.
6903 (IX86_BUILTIN_PHADDBW): Ditto.
6904 (IX86_BUILTIN_PHADDBD): Ditto.
6905 (IX86_BUILTIN_PHADDBQ): Ditto.
6906 (IX86_BUILTIN_PHADDWD): Ditto.
6907 (IX86_BUILTIN_PHADDWQ): Ditto.
6908 (IX86_BUILTIN_PHADDDQ): Ditto.
6909 (IX86_BUILTIN_PHADDUBW): Ditto.
6910 (IX86_BUILTIN_PHADDUBD): Ditto.
6911 (IX86_BUILTIN_PHADDUBQ): Ditto.
6912 (IX86_BUILTIN_PHADDUWD): Ditto.
6913 (IX86_BUILTIN_PHADDUWQ): Ditto.
6914 (IX86_BUILTIN_PHADDUDQ): Ditto.
6915 (IX86_BUILTIN_PHSUBBW): Ditto.
6916 (IX86_BUILTIN_PHSUBWD): Ditto.
6917 (IX86_BUILTIN_PHSUBDQ): Ditto.
6918 (IX86_BUILTIN_PROTB): Ditto.
6919 (IX86_BUILTIN_PROTW): Ditto.
6920 (IX86_BUILTIN_PROTD): Ditto.
6921 (IX86_BUILTIN_PROTQ): Ditto.
6922 (IX86_BUILTIN_PROTB_IMM): Ditto.
6923 (IX86_BUILTIN_PROTW_IMM): Ditto.
6924 (IX86_BUILTIN_PROTD_IMM): Ditto.
6925 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6926 (IX86_BUILTIN_PSHLB): Ditto.
6927 (IX86_BUILTIN_PSHLW): Ditto.
6928 (IX86_BUILTIN_PSHLD): Ditto.
6929 (IX86_BUILTIN_PSHLQ): Ditto.
6930 (IX86_BUILTIN_PSHAB): Ditto.
6931 (IX86_BUILTIN_PSHAW): Ditto.
6932 (IX86_BUILTIN_PSHAD): Ditto.
6933 (IX86_BUILTIN_PSHAQ): Ditto.
6934 (IX86_BUILTIN_FRCZSS): Ditto.
6935 (IX86_BUILTIN_FRCZSD): Ditto.
6936 (IX86_BUILTIN_FRCZPS): Ditto.
6937 (IX86_BUILTIN_FRCZPD): Ditto.
6938 (IX86_BUILTIN_CVTPH2PS): Ditto.
6939 (IX86_BUILTIN_CVTPS2PH): Ditto.
6940 (IX86_BUILTIN_COMEQSS): Ditto.
6941 (IX86_BUILTIN_COMNESS): Ditto.
6942 (IX86_BUILTIN_COMLTSS): Ditto.
6943 (IX86_BUILTIN_COMLESS): Ditto.
6944 (IX86_BUILTIN_COMGTSS): Ditto.
6945 (IX86_BUILTIN_COMGESS): Ditto.
6946 (IX86_BUILTIN_COMUEQSS): Ditto.
6947 (IX86_BUILTIN_COMUNESS): Ditto.
6948 (IX86_BUILTIN_COMULTSS): Ditto.
6949 (IX86_BUILTIN_COMULESS): Ditto.
6950 (IX86_BUILTIN_COMUGTSS): Ditto.
6951 (IX86_BUILTIN_COMUGESS): Ditto.
6952 (IX86_BUILTIN_COMORDSS): Ditto.
6953 (IX86_BUILTIN_COMUNORDSS): Ditto.
6954 (IX86_BUILTIN_COMFALSESS): Ditto.
6955 (IX86_BUILTIN_COMTRUESS): Ditto.
6956 (IX86_BUILTIN_COMEQSD): Ditto.
6957 (IX86_BUILTIN_COMNESD): Ditto.
6958 (IX86_BUILTIN_COMLTSD): Ditto.
6959 (IX86_BUILTIN_COMLESD): Ditto.
6960 (IX86_BUILTIN_COMGTSD): Ditto.
6961 (IX86_BUILTIN_COMGESD): Ditto.
6962 (IX86_BUILTIN_COMUEQSD): Ditto.
6963 (IX86_BUILTIN_COMUNESD): Ditto.
6964 (IX86_BUILTIN_COMULTSD): Ditto.
6965 (IX86_BUILTIN_COMULESD): Ditto.
6966 (IX86_BUILTIN_COMUGTSD): Ditto.
6967 (IX86_BUILTIN_COMUGESD): Ditto.
6968 (IX86_BUILTIN_COMORDSD): Ditto.
6969 (IX86_BUILTIN_COMUNORDSD): Ditto.
6970 (IX86_BUILTIN_COMFALSESD): Ditto.
6971 (IX86_BUILTIN_COMTRUESD): Ditto.
6972 (IX86_BUILTIN_COMEQPS): Ditto.
6973 (IX86_BUILTIN_COMNEPS): Ditto.
6974 (IX86_BUILTIN_COMLTPS): Ditto.
6975 (IX86_BUILTIN_COMLEPS): Ditto.
6976 (IX86_BUILTIN_COMGTPS): Ditto.
6977 (IX86_BUILTIN_COMGEPS): Ditto.
6978 (IX86_BUILTIN_COMUEQPS): Ditto.
6979 (IX86_BUILTIN_COMUNEPS): Ditto.
6980 (IX86_BUILTIN_COMULTPS): Ditto.
6981 (IX86_BUILTIN_COMULEPS): Ditto.
6982 (IX86_BUILTIN_COMUGTPS): Ditto.
6983 (IX86_BUILTIN_COMUGEPS): Ditto.
6984 (IX86_BUILTIN_COMORDPS): Ditto.
6985 (IX86_BUILTIN_COMUNORDPS): Ditto.
6986 (IX86_BUILTIN_COMFALSEPS): Ditto.
6987 (IX86_BUILTIN_COMTRUEPS): Ditto.
6988 (IX86_BUILTIN_COMEQPD): Ditto.
6989 (IX86_BUILTIN_COMNEPD): Ditto.
6990 (IX86_BUILTIN_COMLTPD): Ditto.
6991 (IX86_BUILTIN_COMLEPD): Ditto.
6992 (IX86_BUILTIN_COMGTPD): Ditto.
6993 (IX86_BUILTIN_COMGEPD): Ditto.
6994 (IX86_BUILTIN_COMUEQPD): Ditto.
6995 (IX86_BUILTIN_COMUNEPD): Ditto.
6996 (IX86_BUILTIN_COMULTPD): Ditto.
6997 (IX86_BUILTIN_COMULEPD): Ditto.
6998 (IX86_BUILTIN_COMUGTPD): Ditto.
6999 (IX86_BUILTIN_COMUGEPD): Ditto.
7000 (IX86_BUILTIN_COMORDPD): Ditto.
7001 (IX86_BUILTIN_COMUNORDPD): Ditto.
7002 (IX86_BUILTIN_COMFALSEPD): Ditto.
7003 (IX86_BUILTIN_COMTRUEPD): Ditto.
7004 (IX86_BUILTIN_PCOMEQUB): Ditto.
7005 (IX86_BUILTIN_PCOMNEUB): Ditto.
7006 (IX86_BUILTIN_PCOMLTUB): Ditto.
7007 (IX86_BUILTIN_PCOMLEUB): Ditto.
7008 (IX86_BUILTIN_PCOMGTUB): Ditto.
7009 (IX86_BUILTIN_PCOMGEUB): Ditto.
7010 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7011 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7012 (IX86_BUILTIN_PCOMEQUW): Ditto.
7013 (IX86_BUILTIN_PCOMNEUW): Ditto.
7014 (IX86_BUILTIN_PCOMLTUW): Ditto.
7015 (IX86_BUILTIN_PCOMLEUW): Ditto.
7016 (IX86_BUILTIN_PCOMGTUW): Ditto.
7017 (IX86_BUILTIN_PCOMGEUW): Ditto.
7018 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7019 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7020 (IX86_BUILTIN_PCOMEQUD): Ditto.
7021 (IX86_BUILTIN_PCOMNEUD): Ditto.
7022 (IX86_BUILTIN_PCOMLTUD): Ditto.
7023 (IX86_BUILTIN_PCOMLEUD): Ditto.
7024 (IX86_BUILTIN_PCOMGTUD): Ditto.
7025 (IX86_BUILTIN_PCOMGEUD): Ditto.
7026 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7027 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7028 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7029 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7030 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7031 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7032 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7033 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7034 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7035 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7036 (IX86_BUILTIN_PCOMEQB): Ditto.
7037 (IX86_BUILTIN_PCOMNEB): Ditto.
7038 (IX86_BUILTIN_PCOMLTB): Ditto.
7039 (IX86_BUILTIN_PCOMLEB): Ditto.
7040 (IX86_BUILTIN_PCOMGTB): Ditto.
7041 (IX86_BUILTIN_PCOMGEB): Ditto.
7042 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7043 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7044 (IX86_BUILTIN_PCOMEQW): Ditto.
7045 (IX86_BUILTIN_PCOMNEW): Ditto.
7046 (IX86_BUILTIN_PCOMLTW): Ditto.
7047 (IX86_BUILTIN_PCOMLEW): Ditto.
7048 (IX86_BUILTIN_PCOMGTW): Ditto.
7049 (IX86_BUILTIN_PCOMGEW): Ditto.
7050 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7051 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7052 (IX86_BUILTIN_PCOMEQD): Ditto.
7053 (IX86_BUILTIN_PCOMNED): Ditto.
7054 (IX86_BUILTIN_PCOMLTD): Ditto.
7055 (IX86_BUILTIN_PCOMLED): Ditto.
7056 (IX86_BUILTIN_PCOMGTD): Ditto.
7057 (IX86_BUILTIN_PCOMGED): Ditto.
7058 (IX86_BUILTIN_PCOMFALSED): Ditto.
7059 (IX86_BUILTIN_PCOMTRUED): Ditto.
7060 (IX86_BUILTIN_PCOMEQQ): Ditto.
7061 (IX86_BUILTIN_PCOMNEQ): Ditto.
7062 (IX86_BUILTIN_PCOMLTQ): Ditto.
7063 (IX86_BUILTIN_PCOMLEQ): Ditto.
7064 (IX86_BUILTIN_PCOMGTQ): Ditto.
7065 (IX86_BUILTIN_PCOMGEQ): Ditto.
7066 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7067 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7068 (enum multi_arg_type): New enum for describing the various SSE5
7069 intrinsic argument types.
7070 (bdesc_multi_arg): New table for SSE5 intrinsics.
7071 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7072 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7074 (ix86_expand_builtin): Add SSE5 intrinsic support.
7075 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7076 operand instructions.
7077 (ix86_expand_sse5_multiple_memory): New function to split the
7078 second memory reference from SSE5 instructions.
7079 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7080 (ix86_return_pops_args): Use stdarg_p to determine if the function
7081 has variable arguments.
7082 (ix86_setup_incoming_varargs): Ditto.
7083 (x86_this_parameter): Ditto.
7085 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7087 (ix86_expand_sse5_pack): Ditto.
7088 (ix86_sse5_valid_op_p): Ditto.
7089 (ix86_expand_sse5_multiple_memory): Ditto.
7091 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7092 constant for SSE5 support.
7093 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7094 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7095 (UNSPEC_SSE5_PERMUTE): Ditto.
7096 (UNSPEC_SSE5_ASHIFT): Ditto.
7097 (UNSPEC_SSE5_LSHIFT): Ditto.
7098 (UNSPEC_FRCZ): Ditto.
7099 (UNSPEC_CVTPH2PS): Ditto.
7100 (UNSPEC_CVTPS2PH): Ditto.
7101 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7103 (COM_FALSE_S): Ditto.
7104 (COM_FALSE_P): Ditto.
7105 (COM_TRUE_S): Ditto.
7106 (COM_TRUE_P): Ditto.
7107 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7108 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7110 (memory attribute): Ditto.
7111 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7112 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7113 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7114 (floor<mode>2): Ditto.
7115 (ceil<mode>2): Ditto.
7116 (btrunc<mode>2): Ditto.
7117 (nearbyintdf2): Ditto.
7118 (nearbyintsf2): Ditto.
7119 (sse_setccsf): Disable if SSE5.
7120 (sse_setccdf): Ditto.
7121 (sse5_setcc<mode>): New support for SSE5 conditional move.
7122 (sse5_pcmov_<mode>): Ditto.
7124 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7126 (SSEMODEF2P): Ditto.
7127 (ssemodesuffixf4): New mode attribute for SSE5.
7128 (ssemodesuffixf2s): Ditto.
7129 (ssemodesuffixf2c): Ditto.
7130 (sserotatemax): Ditto.
7131 (ssescalarmode): Ditto.
7132 (sse_maskcmpv4sf3): Disable if SSE5.
7133 (sse_maskcmpv2df3): Ditto.
7134 (sse_vmmaskcmpv4sf3): Ditto.
7135 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7136 (sse5_vmfmadd<mode>4): Ditto.
7137 (sse5_fmsub<mode>4): Ditto.
7138 (sse5_vmfmsub<mode>4): Ditto.
7139 (sse5_fnmadd<mode>4): Ditto.
7140 (sse5_vmfnmadd<mode>4): Ditto.
7141 (sse5_fnmsub<mode>4): Ditto.
7142 (sse5_vmfnmsub<mode>4): Ditto.
7143 (sse5i_fmadd<mode>4): Ditto.
7144 (sse5i_fmsub<mode>4): Ditto.
7145 (sse5i_fnmadd<mode>4): Ditto.
7146 (sse5i_fnmsub<mode>4): Ditto.
7147 (sse5i_vmfmadd<mode>4): Ditto.
7148 (sse5i_vmfmsub<mode>4): Ditto.
7149 (sse5i_vmfnmadd<mode>4): Ditto.
7150 (sse5i_vmfnmsub<mode>4): Ditto.
7151 (mulv16qi3): Add SSE5 support.
7153 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7154 (sse2_mulv4si3): Disable if SSE5.
7155 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7156 (sse4_1_roundps): Ditto.
7157 (sse4_1_roundsd): Ditto.
7158 (sse4_1_roundss): Ditto.
7159 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7161 (sse_maskcmpsf3): Ditto.
7162 (sse_vmmaskcmpv4sf3): Ditto.
7163 (sse2_maskcmpv2df3): Ditto.
7164 (sse2_maskcmpdf3): Ditto.
7165 (sse2_vmmaskcmpv2df3): Ditto.
7166 (sse2_eq<mode>3): Ditto.
7167 (sse2_gt<mode>3): Ditto.
7168 (sse5_pcmov_<mode>): Add SSE5 support.
7169 (vec_unpacku_hi_v16qi): Ditto.
7170 (vec_unpacks_hi_v16qi): Ditto.
7171 (vec_unpacku_lo_v16qi): Ditto.
7172 (vec_unpacks_lo_v16qi): Ditto.
7173 (vec_unpacku_hi_v8hi): Ditto.
7174 (vec_unpacks_hi_v8hi): Ditto.
7175 (vec_unpacku_lo_v8hi): Ditto.
7176 (vec_unpacks_lo_v8hi): Ditto.
7177 (vec_unpacku_hi_v4si): Ditto.
7178 (vec_unpacks_hi_v4si): Ditto.
7179 (vec_unpacku_lo_v4si): Ditto.
7180 (vec_unpacks_lo_v4si): Ditto.
7181 (sse5_pmacsww): New SSE5 intrinsic insn.
7182 (sse5_pmacssww): Ditto.
7183 (sse5_pmacsdd): Ditto.
7184 (sse5_pmacssdd): Ditto.
7185 (sse5_pmacssdql): Ditto.
7186 (sse5_pmacssdqh): Ditto.
7187 (sse5_pmacsdqh): Ditto.
7188 (sse5_pmacsswd): Ditto.
7189 (sse5_pmacswd): Ditto.
7190 (sse5_pmadcsswd): Ditto.
7191 (sse5_pmadcswd): Ditto.
7192 (sse5_pcmov_<move>): Conditional move support on SSE5.
7193 (sse5_phaddbw): New SSE5 intrinsic insn.
7194 (sse5_phaddbd): Ditto.
7195 (sse5_phaddbq): Ditto.
7196 (sse5_phaddwd): Ditto.
7197 (sse5_phaddwq): Ditto.
7198 (sse5_phadddq): Ditto.
7199 (sse5_phaddubw): Ditto.
7200 (sse5_phaddubd): Ditto.
7201 (sse5_phaddubq): Ditto.
7202 (sse5_phadduwd): Ditto.
7203 (sse5_phadduwq): Ditto.
7204 (sse5_phaddudq): Ditto.
7205 (sse5_phsubbw): Ditto.
7206 (sse5_phsubwd): Ditto.
7207 (sse5_phsubdq): Ditto.
7208 (sse5_pperm): Ditto.
7209 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7210 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7211 (sse5_pperm_sign_v8hi_v4si): Ditto.
7212 (sse5_pperm_zero_v8hi_v4si): Ditto.
7213 (sse5_pperm_sign_v4si_v2di): Ditto.
7214 (sse5_pperm_sign_v4si_v2di): Ditto.
7215 (sse5_pperm_pack_v2di_v4si): Ditto.
7216 (sse5_pperm_pack_v4si_v8hi): Ditto.
7217 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7218 (sse5_perm<mode>): New SSE5 intrinsic insn.
7219 (rotl<mode>3): Ditto.
7220 (sse5_rotl<mode>3): Ditto.
7221 (sse5_ashl<mode>3): Ditto.
7222 (sse5_lshl<mode>3): Ditto.
7223 (sse5_frcz<mode>2): Ditto.
7224 (sse5s_frcz<mode>2): Ditto.
7225 (sse5_cvtph2ps): Ditto.
7226 (sse5_cvtps2ph): Ditto.
7227 (sse5_vmmaskcmp<mode>3): Ditto.
7228 (sse5_com_tf<mode>3): Ditto.
7229 (sse5_maskcmp<mode>3): Ditto.
7230 (sse5_maskcmp_uns<mode>3): Ditto.
7231 (sse5_maskcmp_uns2<mode>3): Ditto.
7232 (sse5_pcom_tf<mode>3): Ditto.
7234 * config/i386/predicates.md (sse5_comparison_float_operator):
7235 New predicate to match the comparison operators supported by
7236 the SSE5 com instruction.
7237 (ix86_comparison_int_operator): New predicate to match just the
7238 signed int comparisons.
7239 (ix86_comparison_uns_operator): New predicate to match just the
7240 unsigned int comparisons.
7242 * doc/invoke.texi (-msse5): Add documentation.
7243 (-mfused-madd): Ditto.
7245 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7247 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7249 (x86_64-*-*): Ditto.
7251 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7253 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7254 intrinisics for SSE5.
7256 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7259 * config/i386/mmintrin-common.h: New file, to contain common
7260 instructions between SSE4.1 and SSE5.
7262 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7263 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7264 (gen_regparm_prefix): Ditto.
7266 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7267 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7268 prototype_p to determine if a function is prototyped.
7270 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7272 * c-common.c (c_common_reswords) add the alignof keyword,
7273 with same RID as __alignof and __alignof__
7275 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7277 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7278 * hooks.c (hook_bool_const_int_const_int_true): New function.
7279 * target.h (struct gcc_target): Add can_eliminate field.
7280 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7281 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7282 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7283 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7284 (elim_table): Revise comment.
7285 * system.h (CAN_ELIMINATE): Poison.
7286 * defaults.h (CAN_ELIMINATE): Remove.
7287 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7289 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7290 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7292 (alpha_vms_can_eliminate): Declare as static, change return type to
7294 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7296 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7297 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7298 (arm_can_eliminate): New function.
7300 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7301 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7302 (avr_can_eliminate): Declare as static.
7303 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7305 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7306 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7307 (bfin_can_eliminate): New function.
7309 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7310 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7311 (crx_can_eliminate): New function.
7313 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7314 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7315 (fr30_can_eliminate): New function.
7317 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7318 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7319 (frv_can_eliminate): New function.
7321 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7322 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7323 (h8300_can_eliminate): New function.
7325 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7326 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7327 (i386_can_eliminate): Declare as static, change return type to bool.
7328 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7330 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7331 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7332 (ia64_can_eliminate): New function.
7334 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7335 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7336 (iq2000_can_eliminate): New function.
7338 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7339 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7340 (m32r_can_eliminate): New function.
7342 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7343 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7344 (m68hc11_can_eliminate): New function.
7346 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7347 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7348 (m68k_can_eliminate): New function.
7350 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7351 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7352 (mep_can_eliminate): New function.
7354 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7355 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7356 (mips_can_eliminate): New function.
7358 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7359 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7360 (rs6000_can_eliminate): New function.
7362 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7363 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7364 (s390_can_eliminate): Declare as static.
7365 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7367 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7368 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7369 (score_can_eliminate): New function.
7371 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7372 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7373 (sparc_can_eliminate): Declare as static.
7374 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7376 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7377 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7378 (xstormy16_can_eliminate): New function.
7380 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7381 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7382 (v850_can_eliminate): New function.
7384 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7386 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7387 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7388 (*movdfcc_ext[1234]): Disable for IEEE mode.
7390 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7392 * gimplify.c (prepare_gimple_addressable): New static function.
7393 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7395 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7396 manually fiddling with it.
7398 2009-08-25 Michael Matz <matz@suse.de>
7400 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7401 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7403 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7404 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7405 (do_jump): Split out code for simple binary comparisons into ...
7406 (do_jump_1): ... this, taking the individual operands and code.
7407 Change callers to helper function above accordingly.
7408 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7411 2009-08-25 Michael Matz <matz@suse.de>
7413 * expr.h (struct separate_ops, sepops): New type for passing
7414 around an exploded simple expression.
7415 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7416 Use this structure instead of expression tree.
7417 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7418 expression, only its type.
7419 (expand_vec_cond_expr): Take type and individual operands instead
7421 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7422 expand_vec_shift_expr): Change prototype accordingly.
7423 * tree-vect-stmts.c (vectorizable_condition): Change call of
7424 expand_vec_cond_expr_p to pass only type.
7425 * expr.c (do_store_flags): Change prototype and implementation
7426 to take an exploded expression.
7427 (expand_expr_real_1): New local ops initialized with details
7428 of the full expression. Use it instead of full
7429 expression in calls to do_store_flags, expand_vec_cond_expr,
7430 expand_widen_pattern_expr and expand_vec_shift_expr.
7432 2009-08-25 Michael Matz <matz@suse.de>
7434 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7435 treeop2 initialized with first three operands of the full expression.
7436 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7438 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7440 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7441 (__gthread_objc_condition_allocate): Mark arguments as unused.
7442 (__gthread_objc_condition_deallocate): Likewise.
7443 (__gthread_objc_condition_wait): Likewise.
7444 (__gthread_objc_condition_broadcast): Likewise.
7445 (__gthread_objc_condition_signal): Likewise.
7446 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7447 (__gthread_objc_thread_id): Likewise.
7449 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7452 * tree-pretty-print.c (print_call_name): Print the correct call name
7453 for procedure pointer components.
7455 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7457 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7458 default_promote_function_mode when not VMS.
7460 2009-08-24 Olivier Hainque <hainque@adacore.com>
7462 * convert.c (convert_to_integer): Don't assume an input pointer is
7463 POINTER_SIZE wide. Fetch from the type instead.
7465 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7467 * configure.ac (AC_PREREQ): Bump to 2.64.
7469 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7471 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7472 (process_command): Don't search standard_exec_prefix_1 and
7473 standard_exec_prefix_2.
7475 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7477 * config/arm/arm.c (output_return_instruction): Handle for
7480 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7482 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7484 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7486 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7487 (*arm_movdf_vfp): Likewise.
7489 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7491 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7492 (vashr<mode>3): Rename from ashr<mode>3.
7493 (vlshr<mode>3): Rename from lshr<mode>3.
7495 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7498 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7499 (check_format_info_main): Use scalar_identify_flag.
7500 (check_format_types): Check for scalar size identity if
7501 scalar_identify_flag is set.
7502 (printf_length_specs): Extend by new field.
7503 (asm_fprintf_length_specs): Likewise.
7504 (gcc_diag_length_specs): Likewise.
7505 (scanf_length_specs): Likewise.
7506 (strfmon_length_specs): Likewise.
7507 (gcc_gfc_length_specs): Likewise.
7508 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7509 (ms_printf_flag_specs): Likewise.
7510 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7512 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7515 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7516 (*call_value_pop_1): Ditto.
7517 (*sibcall_pop_1): New insn pattern.
7518 (*sibcall_value_pop_1): Ditto.
7520 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7523 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7526 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7529 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7530 (get_reg_use_in): New function.
7531 (forward_propagate_subreg): Propagate through subreg of zero_extend
7534 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7536 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7537 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7539 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7541 * configure.ac: Remove --with-datarootdir, --with-docdir,
7542 --with-htmldir switches. No need to call AC_SUBST for
7543 datarootdir, docdir, htmldir any more.
7544 * configure: Regenerate.
7545 * doc/install.texi (Configuration): Document --datarootdir,
7546 --docdir, --htmldir, --pdfdir; update documentation for
7547 --infodir, --mandir.
7548 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7551 * aclocal.m4: Regenerate.
7552 * config.in: Regenerate.
7553 * configure: Regenerate.
7555 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7556 Olivier Hainque <hainque@adacore.com>
7558 * config/ia64/ia64.c: Include libfuncs.h.
7559 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7560 (ia64_expand_call): Use reg 25 on VMS.
7561 (ia64_initialize_trampoline): Fix for VMS ABI.
7562 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7563 (ia64_function_arg): Initialize reg 25 on VMS.
7564 Fix OpenVMS ABI issues for varargs.
7565 For OpenVMS, emit the Argument Information register set in the
7566 incoming/sibcall case as well.
7567 (ia64_arg_type): New function.
7568 (ia64_function_arg_advance): Keep track of cum->words.
7569 Fix OpenVMS ABI issues for varargs.
7570 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7571 (ia64_override_options): Set flag_no_common on VMS.
7572 (ia64_init_builtins): Disable FWRITE builtin.
7573 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7574 (ia64_vms_init_libfuncs): Add decc$ routines.
7575 (ia64_vms_valid_pointer_mode): New function.
7576 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7577 (ia64_promote_function_mode): New function
7578 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7579 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7580 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7581 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7582 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7583 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7584 Suppress trailing '#' if VALUE is numeric.
7585 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7586 ia64_promote_function_mode.
7587 (TARGET_VALID_POINTER_MODE): Define.
7589 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7592 * config/rs6000/rs6000.c (rs6000_override_options): Use
7593 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7596 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7597 reporting of vector + decimal/boolean/complex error.
7599 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7601 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7602 __vector double TYPE_DECL.
7604 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7606 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7607 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7608 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7609 to pointer to enum machine_mode. Update all callers as needed.
7611 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7613 * config/alpha/alpha.md (exception_receiver): Emit alternative
7614 GP load sequence if flag_reorder_blocks_and_partition is set.
7615 (*exception_receiver_2): Also enable when
7616 flag_reorder_blocks_and_partition is set.
7618 2009-08-20 Matt Rice <ratmice@gmail.com>
7619 Diego Novillo <dnovillo@google.com>
7621 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7624 2009-08-20 Richard Guenther <rguenther@suse.de>
7626 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7627 * c-tree.h (c_dup_lang_specific_decl): Remove.
7628 (struct lang_decl, struct lang_type): Move definitions ...
7629 * c-lang.h: ... here. New file.
7630 * c-decl.c: Include c-lang.h.
7631 (c_dup_lang_specific_decl): Remove.
7632 * c-typeck.c: Include c-lang.h.
7633 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7634 (c-typeck.o): Likewise.
7635 * c-config-lang.in (gtfiles): Add c-lang.h.
7636 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7639 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7641 * config/alpha/alpha.c (alpha_end_function): Do not clear
7642 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7643 this is now handled in generic code.
7645 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7647 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7648 (s390_z10_fix_long_loop_prediction): New function.
7649 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7650 (s390_reorg): Walk over the INSNs and invoke
7651 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7653 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7655 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7656 "*brx_64bit", "*brx_31bit"): New patterns.
7657 * config/s390/s390.c ('E'): New output modifier.
7659 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7660 Richard Earnshaw <richard.earnshaw@arm.com>
7662 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7663 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7665 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7667 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7669 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7670 for mode mode of operand0 when doing secondary reload for SAR.
7672 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7675 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7676 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7678 2009-08-19 Jason Merrill <jason@redhat.com>
7680 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7681 supported template depth in C++0x.
7683 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7685 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7686 free_after_compilation.
7687 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7688 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7689 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7690 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7691 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7692 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7693 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7695 2009-08-19 Ian Lance Taylor <iant@google.com>
7697 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7698 of (plus (mult (neg B) C) A).
7700 2009-08-18 Michael Matz <matz@suse.de>
7702 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7703 instead of comparing TYPE_MAIN_VARIANT for equality.
7704 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7705 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7706 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7707 * gimplify.c (goa_lhs_expr_p): Ditto and use
7708 STRIP_USELESS_TYPE_CONVERSION.
7710 2009-08-18 Michael Matz <matz@suse.de>
7712 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7713 first field in a struct.
7714 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7716 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7718 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7719 locators before emit_insn is called. Remove assert that
7721 (alpha_end_function): Clear crtl->emit structure and free insn
7722 locators if cfun->is_thunk is true.
7724 2009-08-18 Jason Merrill <jason@redhat.com>
7726 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7728 * configure.ac: Test for it.
7729 * configure, config.in: Regenerate.
7730 * doc/install.texi: Document --enable-gnu-unique-object.
7732 2009-08-18 Richard Guenther <rguenther@suse.de>
7735 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7736 pow(x,y*z) only if x is nonnegative.
7738 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7740 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7744 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7745 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7747 2009-08-17 DJ Delorie <dj@redhat.com>
7749 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7750 * config/m32c/prologue.md (epilogue_freit): New.
7752 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7753 (bank_switch_p): Likewise.
7754 (fast_interrupt_p): Likewise.
7755 (interrupt_p): Likewise.
7756 (m32c_conditional_register_usage): Round memregs size up.
7757 (need_to_save): We only need to save $a0 when we use ENTER.
7758 (interrupt_p): Check for fast_interrupt too.
7759 (bank_switch_p): New.
7760 (fast_interrupt_p): New.
7761 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7762 (m32c_emit_prolog): Support bank switching and fast interrupts.
7763 * doc/extend.texi (Function Attributes): Add bank_switch and
7766 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7768 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7769 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7771 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7773 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7774 (menu): Add IA-64/VMS Options.
7775 (IA-64/VMS Options): Likewise.
7777 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7780 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7782 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7784 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7785 (mips_pop_asm_switch): Likewise.
7786 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7788 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7789 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7790 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7791 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7792 instead of set_noreorder.
7793 (mips_output_function_prologue): Use the new functions.
7794 (mips_output_function_epilogue): Likewise.
7795 (mips_need_noat_wrapper_p): New function, split out from...
7796 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7797 Use mips_push_asm_switch and mips_pop_asm_switch.
7798 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7799 and mips_pop_asm_switch.
7800 (ASM_OUTPUT_REG_POP): Likewise.
7801 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7802 Use mips_pop_asm_switch.
7803 (mips_asm_switch): New structure.
7804 (set_noreorder, set_nomacro): Replace with...
7805 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7806 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7807 instead of set_nomacro.
7808 (fix_truncsfsi2_macro): Likewise.
7809 (cprestore): Likewise.
7810 (hazard): Use mips_noreorder instead of set_noreorder.
7811 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7813 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7815 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7816 from prev_active_insn.
7818 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7820 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7821 * config/avr/avr.c (avr_override_options): Initialize
7822 avr_current_arch variable.
7823 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7824 __AVR_HAVE_16BIT_SP__ according to the device type.
7825 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7827 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7828 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7830 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7833 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7834 generating inlined subroutine die only. We shouldn't be
7835 called for anything else.
7836 (gen_block_die): Don't generate inline subroutine debug info for
7839 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7841 * graphite-poly.c (print_pbb): Print PBB index.
7843 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7846 * graphite-interchange.c (ppl_max_for_le): Moved...
7847 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7848 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7849 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7850 * graphite-ppl.h (ppl_max_for_le): Declared.
7852 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7854 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7855 supported on all platforms.
7856 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7857 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7858 * c-pragma.c: Likewise.
7859 * target-def.h (TARGET_INITIALIZER): Remove
7860 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7861 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7863 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7865 * config/ia64/fde-vms.c: New file.
7866 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7867 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7868 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7869 (uw_frame_state_for): Only register a personality routine if it is
7870 known to be compatible with our expectations.
7871 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7872 Declare unw_table_entry stack variable and
7873 mod all calls to _Unwind_FindTableEntry to add arg.
7874 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7875 (_Unwind_FindTableEntry): Add arg to prototype.
7877 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7879 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7880 field 'signal_pfs_loc'.
7881 (uw_frame_state_for): Remove duplicate code dealing with leaf
7882 procedures without unwind info.
7883 If in the frame after unwinding through a signal handler, restore
7884 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7885 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7886 'pfs_loc' to the AR.PFS location in the signal context; instead
7887 set 'signal_pfs_loc'.
7888 Manually generate the unwind info for the AR.PFS register.
7889 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7890 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7891 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7892 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7893 instead set 'signal_pfs_loc'.
7894 Remove code preventing the AR.PFS register from being restored
7895 from the signal context.
7897 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7898 Tristan Gingold <gingold@adacore.com>
7900 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7901 * config/ia64/t-vms: New file.
7902 * config/ia64/vms64.h: New file.
7903 * config/ia64/vms.h: New file.
7904 * config/ia64/vms-crtinit.asm: New file.
7905 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7906 * config/ia64/vms-unwind.h: New file.
7908 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7910 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7913 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7916 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7918 * real.h (do_mpc_arg2): ... here.
7919 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7922 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7924 * final.c (add_debug_prefix_map): Don't use GC memory for
7925 old_prefix and new_prefix.
7927 2009-08-14 Richard Guenther <rguenther@suse.de>
7929 * ipa-prop.c (compute_complex_pass_through): If we cannot
7930 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7932 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7934 * c-lex.c (c_lex_with_flags): Increase size of local variable
7935 to avoid memory clobber.
7937 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7940 * config/i386/i386.c (ix86_fp_comparison_strategy):
7941 Only enable/disable sahf at function granularity.
7943 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7945 PR rtl-optimization/41064
7946 * reload1.c (reload_as_needed): Don't call extract_insn
7947 for known invalid replacements after calling
7948 validate_replace_rtx_group and verify_changes.
7950 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7953 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7954 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7955 ix86_expand_fp_vcond.
7956 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7957 Assert that operation is supported by ix86_expand_int_vcond.
7958 (vcondu<SSEMODE124C8:mode>): Ditto.
7960 2009-08-13 DJ Delorie <dj@redhat.com>
7962 * config/i386/djgpp-stdint.h: New.
7963 * config.gcc (djgpp): Use it.
7965 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7967 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7968 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7970 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7972 * tree-ssa-loop-prefetch.c
7973 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7974 for long-stride pruning.
7975 (compute_miss_rate): New function to compute the probability
7976 that two memory references access different cache lines.
7978 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7980 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7982 2009-08-13 Richard Guenther <rguenther@suse.de>
7985 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7986 use the constant pointer type.
7987 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7988 of CV qualifiers on the target pointer type.
7989 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7990 conversion check before restrict check.
7992 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7995 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7997 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7999 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8001 2009-08-12 Richard Guenther <rguenther@suse.de>
8003 PR tree-optimization/41011
8004 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8005 and reference constructing.
8007 2009-08-12 Xinliang David Li <davidxl@google.com>
8009 PR tree-optimization/41012
8010 * tree-flow.h : New external interface.
8011 * gimple-low.c (check_call_arg): Change to public function.
8012 Remove argument mismatch check in lowering.
8013 * tree-inline.h (tree_can_inline_p): Interface change.
8014 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8016 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8017 Call change to tree_can_inline_p function.
8018 (cgraph_decide_inlining_incrementally): Ditto.
8020 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8022 PR tree-optimization/41031
8023 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8024 on the partition variable rather than promote_mode on the source
8025 type. Assert that the partition variable's type has the same
8026 mode as the source value's.
8028 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8030 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8031 for for_return == 2.
8032 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8034 * calls.c (expand_call): Fix typo.
8035 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8037 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8039 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8040 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8041 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8042 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8044 2009-08-12 Andrew Haley <aph@redhat.com>
8046 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8048 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8051 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8053 2009-08-12 Richard Guenther <rguenther@suse.de>
8055 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8056 * gimplify.c (gimplify_modify_expr): Do not use
8057 lang_hooks.types_compatible_p.
8058 * tree-ssa.c (useless_type_conversion_p): For aggregates
8059 just return false if the canonical types differ.
8061 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8064 * sese.c (convert_for_phi_arg): New.
8065 (add_guard_exit_phis): Use convert_for_phi_arg.
8067 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8069 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8070 unknown subscript upper bounds.
8072 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8073 Pranav Garg <pranav.garg2107@gmail.com>
8075 * graphite-interchange.c (gather_access_strides): Removed.
8076 (ppl_max_for_le): New.
8077 (build_linearized_memory_access): New.
8078 (memory_stride_in_loop): New.
8079 (pbb_interchange_profitable_p): Reimplemented.
8080 * graphite-ppl.h (ppl_new_id_map): New.
8081 (ppl_interchange): New.
8083 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8085 * graphite-interchange.c (compute_subscript): Removed.
8086 (compute_array_size_cstr): Removed.
8087 (compute_array_size_poly): Removed.
8088 (compute_array_size): Removed.
8089 (gather_access_strides_poly): Removed.
8090 (gather_access_strides): Empty.
8092 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8094 * graphite-dependences.c (dependence_polyhedron_1): Replace
8095 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8096 (graphite_legal_transform_dr): Same.
8097 (graphite_carried_dependence_level_k): Same.
8098 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8099 Initialize PDR_NB_SUBSCRIPTS.
8100 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8102 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8103 (PDR_NB_SUBSCRIPTS): New.
8104 (pdr_nb_subscripts): Removed.
8105 (pdr_dim): Simplified.
8106 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8107 with PDR_NB_SUBSCRIPTS.
8109 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8111 * graphite-interchange.c (compute_array_size): Remove use of
8113 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8114 Do not initialize PDR_DATA_CONTAINER.
8115 (print_pdr): Do not print PDR_DATA_CONTAINER.
8116 * graphite-poly.h (struct poly_dr): Remove data_container field.
8117 (PDR_DATA_CONTAINER): Removed.
8118 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8120 (build_poly_dr): Same.
8122 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8123 Sebastian Pop <sebastian.pop@amd.com>
8125 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8126 copy of the dependence polyhedron. Free the temporary objects.
8127 (graphite_carried_dependence_level_k): Free unused objects before
8130 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8132 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8133 Early return without analyzing the data dependences if no
8134 transform has been done. Call restore_scattering if the transform
8136 (graphite-interchange.c): Same.
8137 * graphite-poly.c (print_scattering_function): Test for
8139 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8140 (apply_poly_transforms): Do not gcc_assert that
8141 the transform is legal.
8142 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8143 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8144 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8145 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8146 * graphite-poly.h (struct poly_scattering): New.
8147 (struct poly_bb): Add original, transformed, and saved fields.
8148 Remove transformed_scattering, original_scattering,
8149 nb_local_variables and nb_scattering_transform fields.
8150 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8151 (poly_scattering_new): New.
8152 (poly_scattering_free): New.
8153 (poly_scattering_copy): New.
8154 (store_scattering_pbb): New.
8155 (store_scattering): New.
8156 (restore_scattering_pbb): New.
8157 (restore_scattering): New.
8158 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8159 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8161 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8163 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8166 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8168 * Makefile.in (graphite.o): Depends on PREDICT_H.
8169 * graphite.c: Include predict.h.
8170 (graphite_finalize): Call tree_estimate_probability.
8171 * predict.c (predict_loops): Do not call scev_initialize and
8173 (tree_estimate_probability_bb): New.
8174 (tree_estimate_probability): Do not initialize loops: move that
8175 code to the driver. Call tree_estimate_probability_bb.
8176 (tree_estimate_probability_driver): New.
8177 (pass_profile): Use tree_estimate_probability_driver.
8178 * predict.h (tree_estimate_probability): Declared.
8180 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8182 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8183 * graphite-dependences.c (graphite_legal_transform): Add time to
8184 TV_GRAPHITE_DATA_DEPS.
8185 (dependency_between_pbbs_p): Same.
8186 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8188 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8190 PR rtl-optimization/41033
8191 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8192 aliasing is disabled.
8194 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8196 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8197 si_mask_operand, and_load_operand, low_bitmask_operand,
8198 and_reg_operand, and_operand): New predicates.
8199 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8200 * config/mips/mips.c (and_operands_ok): New function.
8201 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8202 * config/mips/mips.md (move_type): Add ext_ins and logical.
8203 (type): Handle them.
8204 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8205 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8206 shift_shift. Remove commutative constraint modifier.
8207 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8209 (*clear_upper32_dext): Remove define_insn_and_split.
8210 (*clear_upper32): Turn this define_insn_and_split ...
8211 (splitter for ANDing register with 0xffff_ffff): .. into this.
8213 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8215 * combine.c (try_widen_shift_mode): Factor out code to check if an
8216 integer constant is a low-order bitmask from here ...
8217 * rtlanal.c (low_bitmask_len): ... to here.
8218 * rtl.h (low_bitmask_len): Declare.
8220 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8223 * config/alpha/alpha.md (addsi3): Remove expander.
8224 (addsi3): Rename from *addsi3_internal insn pattern.
8225 (subsi3): Remove expander.
8226 (subsi3): Rename from *subsi3_internal insn pattern.
8228 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8230 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8233 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8234 Eric Botcazou <botcazou@adacore.com>
8235 Douglas B Rupp <rupp@gnat.com>
8237 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8238 that records that fit in 64 bits are returned by immediate value,
8239 as required by OpenVMS Calling Standard.
8240 (function_value): Adjust for above modification.
8241 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8242 virtual_incoming_args_rtx as base object, not next_arg.
8243 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8245 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8247 * reload.c (find_reloads_subreg_address): Check the original
8248 req_equiv_mem address to detect the case where an address is
8249 not valid in the outer mode.
8251 2009-08-11 Richard Guenther <rguenther@suse.de>
8254 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8256 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8258 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8259 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8261 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8262 Douglas B Rupp <rupp@gnat.com>
8264 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8265 PT_STACK when frame_pointer_needed on OpenVMS.
8266 (alpha_pv_save_size, alpha_using_fp): Remove.
8267 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8268 with proper processing for PT_NULL.
8269 (alpha_vms_initial_elimination_offset): New function. Support for
8270 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8271 (alpha_sa_size): Force procedure type to PT_STACK when
8272 frame_pointer_needed on OpenVMS.
8273 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8274 (alpha_using_fp): Likewise.
8275 (alpha_vms_can_eliminate): Add prototype.
8276 (alpha_vms_initial_elimination_offset): Likewise.
8277 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8278 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8280 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8281 Douglas B Rupp <rupp@gnat.com>
8283 * config/alpha/alpha.c (common_object_handler): New function.
8284 (vms_attribute_table): Declare a single attribute "common_object".
8285 (vms_output_aligned_decl_common): New global function.
8286 (SECTION_VMS_OVERLAY): Delete.
8287 (SECTION_VMS_GLOBAL): Likewise.
8288 (SECTION_VMS_INITIALIZE): Likewise.
8289 (vms_asm_named_section): Remove support for above flags.
8290 (vms_section_type_flags): Delete.
8291 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8292 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8293 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8294 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8296 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8299 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8300 (sub_ddmmss): Likewise.
8302 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8305 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8308 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8311 * reload1.c (reload_as_needed): Use cancel_changes to completely
8312 undo a failed replacement attempt.
8314 2009-08-10 Richard Guenther <rguenther@suse.de>
8317 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8318 (useless_type_conversion_p): ... here. Require pointer targets
8321 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8324 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8325 loose the original type of the statement list.
8327 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8329 * config/alpha/alpha.c: Include libfuncs.h
8330 (avms_asm_output_extern): New function.
8331 (alpha_init_libfuncs): Init some decc libfuncs.
8332 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8333 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8334 (DO_CRTL_NAMES): Define.
8336 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8337 (LONG_TYPE_SIZE): Define.
8338 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8339 (SUBTARGET_SWITCHES): Define malloc64 switch.
8340 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8341 (MASK_RETURN_ADDR): Define.
8342 doc/invoke.texi (mmalloc64): Document switch.
8344 2009-08-09 Olivier Hainque <hainque@adacore.com>
8345 Douglas B Rupp <rupp@gnat.com>
8347 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8348 uses_condition_handler.
8349 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8350 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8351 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8352 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8353 (code_for_builtin): New insn codes for the new alpha_builtins.
8354 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8355 (alpha_sa_size): Account for uses_condition_handler.
8356 (alpha_expand_prologue): Likewise.
8357 (alpha_start_function): Likewise.
8358 (alpha_expand_epilogue): Likewise.
8359 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8360 establish/revert expanders.
8361 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8362 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8363 New expander, resorting to the alpha.c associated function.
8364 (builtin_revert_vms_condition_handler): Likewise.
8365 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8366 __gcc_shell_handler, the static VMS condition handler used as
8367 an indirection wrapper to the current dynamically established
8369 * config/alpha/vms-unwind.h: Complete rewrite.
8370 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8371 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8373 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8374 Douglas B Rupp <rupp@gnat.com>
8376 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8377 (alpha_need_linkage): Handle aliases. Return function symbol.
8378 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8379 Use ultimate alias target for the linkage name.
8380 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8381 by alpha_need_linkage for the function symbol.
8382 (setmemdi): Likewise.
8384 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8386 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8387 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8388 (ASM_WEAKEN_LABEL): Define.
8389 (CRT_CALL_STATIC_FUNCTION): Define.
8390 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8391 (ENDFILE_SPEC): Define.
8392 (INIT_SECTION_ASM_OP): Define.
8393 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8394 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8396 (MULTILIB_OSDIRNAMES): Define.
8397 (shlib_version): Define.
8398 (SHLIB_EXT): Define.
8399 (SHLIB_OBJS): Define.
8400 (SHLIB_NAME): Define.
8401 (SHLIB_MULTILIB): Define.
8402 (SHLIB_INSTALL): Define.
8403 (SHLIB_SYMVEC): Define.
8404 (SHLIB_SYMVECX2): Define.
8405 (SHLIB_LINK): Define.
8407 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8409 * config/alpha/alpha.c (alpha_initialize_trampoline):
8410 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8411 (alpha_start_function): Emit transfer address on nested functions
8412 for VMS trampoline call.
8413 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8414 since no longer used.
8415 * config/alpha/vms-tramp.asm: Remove.
8416 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8417 since now only data initialized at runtime.
8419 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8421 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8422 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8423 (MD_EXEC_PREFIX): Remove, no longer used.
8424 (MD_STARTFILE_PREFIX): Likewise.
8425 (INCLUDE_DEFAULTS): Likewise.
8426 * config/alpha/t-vms:
8427 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8429 2009-08-09 Richard Guenther <rguenther@suse.de>
8431 PR tree-optimization/41016
8432 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8433 (operand_precision): Remove.
8434 (integral_operand_p): Likewise.
8435 (recognize_single_bit_test): Adjust.
8437 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8439 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8440 operation overflows. Likewise non-cast unary arithmetic.
8441 If one arm of a conditional expression is always taken,
8442 inhibit evaluation warnings for the other arm. Likewise inhibit
8443 evaluation warnings for the second && or || operand if the first
8444 operand is enough to determine the result.
8445 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8447 (build_binary_op): Prevent duplicate evaluation warnings.
8449 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8451 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8452 and destination have different modes, Use promote_mode to
8453 determine the signedness of the conversion. Assert that the
8454 promoted source mode matches the destination mode. Don't pass
8455 the destination and destination mode to expand_expr if the source
8456 mode is different. Simplify conversion logic.
8458 2009-08-09 Ira Rosen <irar@il.ibm.com>
8460 PR tree-optimization/41008
8461 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8462 from condition only in case it's a comparison. Adjust checks.
8464 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8466 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8467 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8468 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8469 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8470 (dump_cand): Handle them.
8471 (struct iv_cand): New members COST_STEP and AINC_USE.
8472 (stmt_after_increment): Likewise.
8473 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8474 callers changed. Use gimple_uid comparison instead of scanning.
8475 (add_candidate_1): When looking for identical candidates, take
8476 AINC_USE into account. Set it for new candidates.
8477 (force_expr_to_var_cost): Cast target_spill_cost to int.
8478 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8479 All callers changed. Check for availability of autoinc addressing
8480 modes, both in general for a given mode, and in the specific use case.
8481 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8483 (get_computation_cost): Likewise.
8484 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8485 add_autoinc_candidates): New static functions.
8486 (add_candidate): Call add_autoinc_candidates for candidates based on
8488 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8489 (determine_use_iv_cost_address): If we have an autoinc candidate at
8490 the matching use, verify autoinc is possible and subtract the cost
8491 of the candidate's step from the cost.
8492 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8493 member of the candidate.
8494 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8495 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8497 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8499 * config.build (ia64-hp-*vms*): New target.
8500 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8502 * config.gcc (ia64-hp-*vms*): New target.
8503 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8505 * config.host (ia64-hp-*vms*): New target.
8506 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8509 2009-08-08 Richard Guenther <rguenther@suse.de>
8511 PR tree-optimization/40991
8512 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8514 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8516 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8517 mode check. Do truncations in an integer mode.
8518 (force_to_mode): Handle subregs for all mode types. Only do
8519 arithmetic simplifications on integer modes.
8521 2009-08-07 Richard Guenther <rguenther@suse.de>
8523 PR tree-optimization/40999
8524 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8525 (maybe_fold_reference): Lookup constant initializers.
8526 (fold_gimple_assign): Likewise.
8528 2009-08-07 Richard Guenther <rguenther@suse.de>
8530 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8531 that require structural equality defer to the langhook.
8533 2009-08-07 Martin Jambor <mjambor@suse.cz>
8535 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8537 (struct ipa_pass_through_data): New type.
8538 (struct ipa_ancestor_jf_data): New type.
8539 (union jump_func_value): Removed field formal_id, added fields
8540 pass_through and ancestor.
8541 (struct ipa_param_call_note): Changed type of formal_id to int from
8543 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8544 operations jump functions and ancestor jump functions.
8545 (compute_complex_pass_through): New function.
8546 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8547 reflect changes in the jump function strucutre.
8548 (update_jump_functions_after_inlining): Ignore complex pass-through
8549 and ancestor jump functions.
8550 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8551 polynomial pass-through with operation jump functions.
8553 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8555 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8556 fde->dw_fde_begin as begin label instead of hot/cold label.
8557 Use LLSDAC label instead of LLSDA for second section lsda.
8558 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8559 label instead of LLSDA if it is true.
8560 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8562 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8563 SECTION argument. Use it as index into crtl->eh.call_site_record
8565 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8566 use it to determine how to print table entries instead of using
8567 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8568 label instead of normal begin label as base.
8569 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8570 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8571 ensure no EH range spans between sections and that landing pads
8572 are always in the corresponding section.
8573 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8574 for crtl->eh.call_site_record being an array rather than scalar.
8575 (output_one_function_exception_table): New function, copied
8576 from output_function_exception_table. Adjust
8577 dw2_size_of_call_site_table, dw2_output_call_site_table
8578 callers. For SECOND section use *C suffixed labels.
8579 (output_function_exception_table): Call
8580 output_one_function_exception_table and, when doing hot/cold
8581 partitioning, also another time for the second section.
8582 * opts.c: Include except.h.
8583 (decode_options): Allow -freorder-blocks-and-partition with
8584 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8585 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8586 * function.h (struct rtl_eh): Change call_site_record from
8587 scalar into array of 2 elements.
8589 2009-08-07 Martin Jambor <mjambor@suse.cz>
8591 * ipa-prop.c (count_formal_params_1): New function.
8592 (ipa_get_vector_of_formal_parms): New function.
8593 (get_vector_of_formal_parm_types): New function.
8594 (ipa_modify_formal_parameters): New function.
8595 (ipa_modify_call_arguments): New function.
8596 (index_in_adjustments_multiple_times_p): New function.
8597 (ipa_combine_adjustments): New function.
8598 (ipa_dump_param_adjustments): New function.
8599 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8600 (ipa_get_vector_of_formal_parms): Declare.
8601 (ipa_modify_formal_parameters): Declare.
8602 (ipa_modify_call_arguments): Declare.
8603 (ipa_combine_adjustments): Declare.
8604 (ipa_dump_param_adjustments): Declare.
8605 (build_ref_for_offset): Declare.
8606 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8607 * tree-sra.c: Include ipa-prop.c.
8608 (build_ref_for_offset): Make public.
8610 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8612 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8614 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8616 * gcc/doc/extend.texi (__builtin_extract_return_address)
8617 (__builtin_frob_return_address): Document.
8619 2009-08-06 Paul Brook <paul@codesourcery.com>
8621 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8622 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8623 implementation on ARMv6-M.
8625 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8627 * doc/extend.texi (pcs): Document new attribute for ARM.
8629 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8631 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8634 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8636 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8639 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8641 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8643 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8645 Merge ARM/hard_vfp_branch to trunk.
8647 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8649 * arm.c (libcall_eq): New function.
8650 (libcall_hash): New function.
8651 (add_libcall): New function.
8652 (arm_libcall_uses_aapcs_base): New function.
8653 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8654 libcalls using the base PCS.
8655 (arm_init_cumulative_args): Likewise.
8657 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8659 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8660 Use base ABI for conversion libfuncs between HFmode and SFmode.
8662 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8664 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8665 V4SImode as representatives of all 64-bit and 128-bit vector
8666 types. Allow vector types without vector modes.
8667 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8668 without vector modes like BLKmode.
8669 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8670 BLKmode. Avoid unsupported vector modes or TImode moves for
8672 (aapcs_vfp_allocate_return_reg): Likewise.
8673 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8674 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8676 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8678 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8679 (arm_get_pcs_model): Pass attribute arguments to
8680 arm_pcs_from_attribute.
8681 (arm_init_cumulative_args): Use base AAPCS for conversions from
8682 floating-point types to DImode.
8683 (arm_attribute_table): Add pcs attribute.
8684 (arm_handle_pcs_attribute): New.
8685 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8686 conversions from floating-point types to DImode, also declare them
8687 to use base AAPCS and declare functions they call to use base
8688 AAPCS and their RTABI names.
8690 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8692 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8693 -mfloat-abi=hard not being supported for VFP.
8695 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8697 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8698 SYMBOL_REF to hard_libcall_value.
8700 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8701 Richard Earnshaw <rearnsha@arm.com>
8703 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8704 has been put on the stack, all remaining co-processory arguments for
8705 that co-processor also go on the stack.
8707 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8709 * config/arm/arm.c (arm_return_in_memory): Handle returning
8710 vectors of suitable size in registers also for AAPCS case.
8712 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8714 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8716 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8718 ARM Hard-VFP calling convention
8719 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8720 * target.h (gcc_target): Add libcall_value to table of call hooks.
8721 * targhooks.h (default_libcall_value): Default implementation.
8722 * targhooks.c (default_libcall_value): Likewise.
8723 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8724 * optabs.c (expand_unop): Use it.
8725 * expr.h (hard_libcall_value): Pass the function RTX through.
8726 * calls.c (emit_library_call_value_1): Update call to
8728 * explow.c (hard_libcall_value): Use new target hook.
8729 * testsuite/lib/target-supports.exp
8730 (check_effective_target_arm_hard_vfp_ok): New hook.
8731 (check_effective_target_arm_neon_ok): Improve test for neon
8733 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8734 * config/arm/arm.c: Include cgraph.h
8735 (TARGET_FUNCTION_VALUE): Override default hook.
8736 (arm_pcs_default): New variable.
8737 (arm_override_options): Don't fault hard calling convention with VFP.
8738 Add support for AAPCS variants.
8739 (arm_function_value): Make static. Handle AAPCS variants.
8740 (arm_libcall_value): New function.
8741 (arm_apply_result_size): Handle VFP registers in results.
8742 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8744 (pcs_attribute_args): New variable.
8745 (arm_pcs_from_attribute): New function.
8746 (arm_get_pcs_model): New function.
8747 (aapcs_vfp_cum_init): New function.
8748 (aapcs_vfp_sub_candidate): New function.
8749 (aapcs_vfp_is_return_candidate): New function.
8750 (aapcs_vfp_is_call_candidate): New function.
8751 (aapcs_vfp_allocate): New function.
8752 (aapcs_vfp_allocate_return_reg): New function.
8753 (aapcs_vfp_advance): New function.
8754 (aapcs_cp_arg_layout): New variable.
8755 (aapcs_select_call_coproc): New function.
8756 (aapcs_select_return_coproc): New function.
8757 (aapcs_allocate_return_reg): New function.
8758 (aapcs_libcall_value): New function.
8759 (aapcs_layout_arg): New function.
8760 (arm_init_cumulative_args): Initialize AAPCS args data.
8761 (arm_function_arg): Handle AAPCS variants using new interface.
8762 (arm_arg_parital_bytes): Likewise.
8763 (arm_function_arg_advance): New function.
8764 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8765 calling conventions.
8766 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8767 * arm.h (NUM_VFP_ARG_REGS): Define.
8768 (LIBCALL_VALUE): Update.
8769 (FUNCTION_VALUE): Delete.
8770 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8771 (arm_pcs): New enum.
8772 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8773 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8774 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8775 * arm-protos.h (arm_function_arg_advance): Add.
8776 (aapcs_libcall_value): Add.
8777 (arm_function_value): Delete.
8779 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8780 H.J. Lu <hongjiu.lu@intel.com>
8783 * config/i386/i386.c (standard_sse_mode_p): Remove.
8784 (standard_sse_constant_p): Return 2 for integer mode
8785 vector_all_ones_operand when SSE2 is enabled.
8786 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8787 (ix86_expand_vector_move): Do not check for negative values from
8788 standard_sse_constant_p.
8790 2009-08-06 Richard Guenther <rguenther@suse.de>
8792 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8793 array type comparisons frontend independent.
8794 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8795 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8796 out array reference lower bound and element size operands.
8797 (ao_ref_init_from_vn_reference): Properly compute the offset
8798 for ARRAY_RANGE_REF.
8799 (vn_reference_fold_indirect): Fill out array reference lower
8800 bound and element size operands.
8801 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8802 a non gimple valued reference operand which can happen for
8803 array reference lower bound or element size.
8804 (create_component_ref_by_pieces_1): Properly generate the
8805 element size operand for array references.
8807 2009-08-06 Richard Guenther <rguenther@suse.de>
8809 PR tree-optimization/40964
8810 * tree.c (iterative_hash_host_wide_int): Export.
8811 * tree.h (iterative_hash_host_wide_int): Declare.
8812 * tree-ssa-structalias.c (heapvar_map): New struct.
8813 (heapvar_map_eq): New function.
8814 (heapvar_map_hash): Likewise.
8815 (heapvar_lookup): Adjust.
8816 (heapvar_insert): Likewise.
8817 (make_constraint_from_heapvar): Allow multiple heap variables
8818 per decl at different offsets.
8819 (init_alias_heapvars): Adjust.
8821 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8823 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8824 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8825 trailing sync if TARGET_SYNC_AFTER_SC.
8827 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8829 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8830 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8831 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8832 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8833 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8834 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8835 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8836 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8837 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8838 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8839 the prototype declaration match the definition.
8840 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8841 instructions explicitly. Add barrier_before and operands
8843 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8844 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8845 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8846 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8847 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8848 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8850 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8852 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8854 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8855 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8858 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8861 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8863 PR rtl-optimization/40924
8864 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8865 make sure canon_rtx (mem_address) isn't simpler than
8866 canon_rtx (expanded_mem_address).
8868 2009-08-05 Li Feng <nemokingdom@gmail.com>
8870 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8872 (build_scop_drs): Build alias set for each SCoP.
8874 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8876 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8877 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8878 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8879 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8880 (BASE_DRIVER_SELF_SPECS): Likewise.
8882 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8884 * tree-ssa-alias.c: Fix some comment typos.
8886 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8888 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8889 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8891 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8894 * simplify-rtx.c (simplify_binary_operation_1): Disable
8895 simplifications for decimal float operations.
8897 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8900 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8901 operand of INDIRECT_REF.
8903 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8905 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8906 constants referencing TLS symbols.
8908 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8910 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8911 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8913 2009-08-03 Richard Guenther <rguenther@suse.de>
8915 * tree.c (make_vector_type): Build a main variant first,
8916 get the canonical one and then build the variant.
8917 * tree-ssa.c (useless_type_conversion_p_1): Handle
8919 (useless_type_conversion_p): Conversions to pointers to
8920 incomplete record types are useless.
8922 2009-08-03 Richard Guenther <rguenther@suse.de>
8924 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8925 file will be created.
8926 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8927 * toplev.c (compile_file): Adjust comment.
8929 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8931 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8932 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8933 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8934 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8935 (sh_promote_function_mode): Fix typo.
8937 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8939 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8941 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8943 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8944 declaration arguments.
8946 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8948 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8949 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8950 (ix86_split_ashl): Ditto.
8951 (ix86_expand_vector_init_one_nonzero): Ditto.
8952 (ix86_expand_vector_set): Ditto.
8953 (ix86_expand_reduc_v4sf): Ditto.
8955 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8957 * explow.c (promote_function_mode): Remove assert.
8958 * config/sh/sh.c (sh_promote_function_mode): Declare.
8960 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8962 * config/pa/pa.c (pa_promote_function_mode): Declare.
8963 Change to static. Fix promote_mode call.
8965 * gthr-dce.h (CONST_CAST2): Define if not defined.
8966 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8968 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8970 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8972 * expr.c (store_constructor): Use promote_decl_mode. Remove
8973 now write-only variable unsignedp.
8974 (expand_expr_real_1): Use promote_decl_mode.
8975 * expr.h (promote_function_mode, promote_decl_mode): New.
8976 (promote_mode): Remove last argument.
8977 * function.c (assign_temp): Drop last argument of promote_mode.
8978 (assign_parm_find_data_types): Use promote_function_mode.
8979 (assign_parm_setup_reg): Likewise.
8980 (expand_function_end): Use promote_function_mode.
8981 * calls.c (initialize_argument_information): Use promote_function_mode.
8982 (precompute_arguments): Use promote_mode instead of checking if
8983 only PROMOTE_FUNCTION_MODE is defined.
8984 (expand_call): When making sibcall decisions, use promote_function_mode.
8985 Below, remove an if for targetm.calls.promote_function_return and
8986 and use promote_function_mode.
8987 (emit_library_call_value_1): Use promote_function_mode, fix bug
8988 where promote_mode was passed FOR_CALL == 0 for a return value in an
8990 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8991 * explow.c (promote_function_mode, promote_decl_mode): New.
8992 (promote_mode): Keep only the FOR_CALL == 0 case.
8993 * combine.c (setup_incoming_promotion): Remove test of
8994 promote_function_args. Use promote_function_mode.
8995 * stmt.c (expand_value_return): Use promote_decl_mode.
8996 (expand_decl): Use promote_decl_mode.
8998 * expr.c (store_constructor): Use promote_decl_mode. Remove
8999 now write-only variable unsignedp.
9000 (expand_expr_real_1): Use promote_decl_mode.
9001 * expr.h (promote_function_mode, promote_decl_mode): New.
9002 (promote_mode): Remove last argument.
9003 * function.c (assign_temp): Drop last argument of promote_mode.
9004 (assign_parm_find_data_types): Use promote_function_mode.
9005 (assign_parm_setup_reg): Likewise.
9006 (expand_function_end): Use promote_function_mode.
9007 * calls.c (initialize_argument_information): Use promote_function_mode.
9008 (precompute_arguments): Use promote_mode instead of checking if
9009 only PROMOTE_FUNCTION_MODE is defined.
9010 (expand_call): When making sibcall decisions, use promote_function_mode.
9011 Below, remove an if for targetm.calls.promote_function_return and
9012 and use promote_function_mode.
9013 (emit_library_call_value_1): Use promote_function_mode, fix bug
9014 where promote_mode was passed FOR_CALL == 0 for a return value in an
9016 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9017 * explow.c (promote_function_mode, promote_decl_mode): New.
9018 (promote_mode): Keep only the FOR_CALL == 0 case.
9019 * combine.c (setup_incoming_promotion): Remove test of
9020 promote_function_args. Use promote_function_mode.
9021 * stmt.c (expand_value_return): Use promote_decl_mode.
9022 (expand_decl): Use promote_decl_mode.
9024 * explow.c (promote_function_mode): Just call the target hook.
9025 * targhooks.c (default_promote_function_mode,
9026 default_promote_function_mode_always_promote): New.
9027 * targhooks.h (default_promote_function_mode,
9028 default_promote_function_mode_always_promote): Declare.
9029 * target.h (promote_function_args, promote_function_return): Remove.
9030 (promote_function_mode): New.
9031 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9032 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9033 (TARGET_PROMOTE_FUNCTION_MODE): New.
9034 (TARGET_CALLS): Adjust.
9035 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9036 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9038 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9039 * config/s390/s390.c (s390_promote_function_mode): ... here,
9040 with pointer handling.
9041 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9042 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9044 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9045 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9046 with pointer handling.
9047 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9048 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9050 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9051 * config/sh/sh.c (sh_promote_function_mode): New.
9052 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9053 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9055 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9056 * config/cris/cris.c (cris_promote_function_mode): ... here.
9057 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9058 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9060 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9061 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9062 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9063 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9065 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9066 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9067 complex type handling.
9068 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9069 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9071 * config/pa/pa.c (pa_promote_function_mode): New.
9072 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9073 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9075 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9076 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9077 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9078 * config/xtensa/xtensa.c: Likewise.
9079 * config/stormy16/stormy16.c: Likewise.
9080 * config/iq2000/iq2000.c: Likewise.
9081 * config/rs6000/rs6000.c: Likewise.
9082 * config/picochip/picochip.c: Likewise.
9083 * config/arc/arc.c: Likewise.
9084 * config/mcore/mcore.c: Likewise.
9085 * config/score/score.c: Likewise.
9086 * config/mips/mips.c: Likewise.
9087 * config/bfin/bfin.c: Likewise.
9088 * config/ia64/ia64.c: Likewise (disabled though).
9090 * config/frv/frv.h: Remove pointless remark.
9092 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9093 TARGET_PROMOTE_FUNCTION_ARGS,
9094 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9095 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9097 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9099 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9100 -floop-parallelize-all.
9101 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9102 flag_loop_parallelize_all.
9103 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9104 * graphite.c (graphite_transform_loops): Same.
9106 * graphite-poly.c (apply_poly_transforms): Same.
9108 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9110 PR tree-optimization/40914
9111 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9112 if set, then check the delta field of the PMF record.
9113 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9114 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9115 call is stored in the delta.
9117 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9119 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9121 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9123 * config/i386/bsd.h (ASM_BYTE): New define.
9124 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9125 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9126 .byte. Use fputs or putc instead of fprintf where appropriate.
9127 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9128 fputs or putc instead of fprintf where appropriate.
9129 * config/i386/i386elf.h: Ditto.
9130 * config/i386/sysv4.h: Ditto.
9132 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9133 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9134 (*tls_global_dynamic_64): Ditto.
9136 2009-07-31 Christian Bruel <christian.bruel@st.com>
9138 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9140 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9142 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9143 Remove dead code for MINUS.
9145 2009-07-31 Anthony Green <green@moxielogic.com>
9147 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9149 (moxie_expand_epilogue): Ditto for epilogue.
9150 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9152 (moxie_function_arg): Ditto.
9153 (moxie_pass_by_reference): Ditto.
9154 (moxie_arg_partial_bytes): Ditto.
9155 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9156 (FUNCTION_ARG_ADVANCE) Ditto.
9157 (REG_PARM_STACK_SPACE) Ditto.
9158 (FUNCTION_ARG_REGNO_P) Dito.
9160 * config.gcc: Add moxie linux config support.
9161 * gcc/config/moxie/uclinux.h: New file.
9163 2009-07-31 DJ Delorie <dj@redhat.com>
9165 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9166 (UNSPECV_SP_SWITCH_E): New.
9167 (sp_switch_1): Change to an unspec.
9168 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9170 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9171 reference the new stack's address
9173 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9175 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9176 graphite-clast-to-gimple.o, graphite-dependences.o,
9177 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9178 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9179 (graphite-blocking.o,
9180 graphite-clast-to-gimple.o, graphite-dependences.o,
9181 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9182 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9183 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9184 * cfgloop.h (struct loop): Add can_be_parallel field.
9185 * common.opt (fgraphite-identity): Moved up.
9186 (fgraphite-force-parallel): New flag.
9187 * graphite.c: Rewrite.
9188 * graphite.h: Rewrite.
9189 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9191 * toplev.c (graphite_out_file): New file descriptor.
9192 (graphite_in_file): New.
9193 (process_options): flag_graphite_force_parallel cannot be used without
9195 * tree-ssa-loop.c: Include toplev.h.
9196 (gate_graphite_transforms): Enable flag_graphite for
9197 flag_graphite_force_parallel.
9199 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9201 * ChangeLog.graphite: New.
9202 * graphite-blocking.c: New.
9203 * graphite-clast-to-gimple.c: New.
9204 * graphite-clast-to-gimple.h: New.
9205 * graphite-dependences.c: New.
9206 * graphite-dependences.h: New.
9207 * graphite-interchange.c: New.
9208 * graphite-poly.c: New.
9209 * graphite-poly.h: New.
9210 * graphite-ppl.c: New.
9211 * graphite-ppl.h: New.
9212 * graphite-scop-detection.c: New.
9213 * graphite-scop-detection.h: New.
9214 * graphite-sese-to-poly.c: New.
9215 * graphite-sese-to-poly.h: New.
9219 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9221 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9222 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9224 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9226 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9227 (scev_is_linear_expression): Return false if the evolution is not
9228 affine multivariate.
9230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9232 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9233 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9235 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9237 * tree-data-ref.c (debug_data_references): New.
9238 (debug_data_reference): New.
9239 * tree-data-ref.h (debug_data_references): Declared.
9240 (debug_data_reference): Declared.
9242 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9244 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9245 * tree-data-ref.h (scop_p): Removed.
9246 (struct data_reference): Remove field scop.
9248 (stmt_simple_memref_p): Removed.
9250 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9252 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9253 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9256 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9258 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9262 * doc/invoke.texi (-fgraphite-identity): Documented.
9264 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9266 * tree-scalar-evolution.c: Fix comment.
9267 (instantiate_scev_1): Return unknow from scev instantiation if the
9268 result is not above instantiate_below.
9270 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9272 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9273 static anymore. Instantiate the symbols that may have been introduced
9275 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9278 2009-07-30 DJ Delorie <dj@redhat.com>
9280 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9281 .vliw directive to VLIW sections.
9283 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9285 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9287 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9288 (AUTOHEADER): New variable.
9289 ($(srcdir)/cstamp-h.in): Use it.
9291 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9292 Pat Haugen <pthaugen@us.ibm.com>
9293 Revital Eres <ERES@il.ibm.com>
9295 * config/rs6000/vector.md (VEC_F): Add VSX support.
9299 (vector_load_<mode>): Ditto.
9300 (vector_store_<mode>): Ditto.
9301 (vector GPR move split): Ditto.
9302 (vec_reload_and_plus_<mptrsize>): Ditto.
9303 (vec_reload_and_reg_<mptrsize>): Ditto.
9304 (add<mode>3): Ditto.
9305 (sub<mode>3): Ditto.
9306 (mul<mode>3): Ditto.
9307 (neg<mode>2): Ditto.
9308 (abs<mode>2): Ditto.
9309 (smin<mode>3): Ditto.
9310 (smax<mode>3): Ditto.
9311 (vector_eq<mode>): Ditto.
9312 (vector_gt<mode>): Ditto.
9313 (vector_ge<mode>): Ditto.
9314 (vector_gtu<mode>): Ditto.
9315 (vector_select_<mode>_uns): Ditto.
9316 (vector_eq_<mode>_p): Ditto.
9317 (vector_gt_<mode>_p): Ditto.
9318 (vector_ge_<mode>_p): Ditto.
9319 (vector_gtu_<mode>_p): Ditto.
9320 (cr6_test_for_zero): Ditto.
9321 (cr6_test_for_zero_reverse): Ditto.
9322 (cr6_test_for_lt): Ditto.
9323 (cr6_test_for_lt_reverse): Ditto.
9324 (xor<mode>3): Ditto.
9325 (ior<mode>3): Ditto.
9326 (and<mode>3): Ditto.
9327 (one_cmpl<mode>2): Ditto.
9328 (nor<mode>2): Ditto.
9329 (andc<mode>2): Ditto.
9330 (float<VEC_int<mode>2): Ditto.
9331 (unsigned_float<VEC_int><mode>2): Ditto.
9332 (fix_trunc<mode><VEC_int>2): Ditto.
9333 (fixuns_trunc<mode><VEC_int>2): Ditto.
9335 (vec_set<mode>): Ditto.
9336 (vec_extract<mode>): Ditto.
9337 (vec_interleave_highv4sf): Ditto.
9338 (vec_interleave_lowv4sf): Ditto.
9339 (vec_realign_load_<mode>): Ditto.
9340 (vec_shl_<mode>): Ditto.
9341 (vec_shr_<mode>): Ditto.
9342 (div<mode>3): New patterns for VSX.
9343 (vec_interleave_highv2df): Ditto.
9344 (vec_interleave_lowv2df): Ditto.
9345 (vec_pack_trunc_v2df): Ditto.
9346 (vec_pack_sfix_trunc_v2df): Ditto.
9347 (vec_pack_ufix_trunc_v2df): Ditto.
9348 (vec_unpacks_hi_v4sf): Ditto.
9349 (vec_unpacks_lo_v4sf): Ditto.
9350 (vec_unpacks_float_hi_v4si): Ditto.
9351 (vec_unpacks_float_lo_v4si): Ditto.
9352 (vec_unpacku_float_hi_v4si): Ditto.
9353 (vec_unpacku_float_lo_v4si): Ditto.
9354 (movmisalign<mode>): Ditto.
9355 (vector_ceil<mode>2): New patterns for vectorizing math library.
9356 (vector_floor<mode>2): Ditto.
9357 (vector_btrunc<mode>2): Ditto.
9358 (vector_copysign<mode>3): Ditto.
9360 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9361 predicate for setting the high bit in each word, used for copysign.
9363 * config/rs6000/ppc-asm.h (f19): Whitespace.
9364 (f32-f63): Define if VSX.
9365 (v0-v31): Define if Altivec.
9366 (vs0-vs63): Define if VSX.
9368 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9370 * config/rs6000/power7.md: New file, provide tuning parameters for
9373 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9374 (rs6000_cpu_cpp_builtins): Ditto.
9375 (altivec_overloaded_builtins): Ditto.
9376 (altivec_resolve_overloaded_builtin): Ditto.
9378 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9379 debug switch to disable vectorizing simple math builtin
9382 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9383 Vectorize simple math builtin functions.
9384 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9385 hook to vectorize math builtins.
9386 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9387 (rs6000_builtin_conversion): Add VSX/power7 support.
9388 (rs6000_builtin_vec_perm): Ditto.
9389 (vsplits_constant): Add support for loading up a vector constant
9390 with just the high bit set in each part.
9391 (rs6000_expand_vector_init): Add VSX/power7 support.
9392 (rs6000_expand_vector_set): Ditto.
9393 (rs6000_expand_vector_extract): Ditto.
9394 (rs6000_emit_move): Ditto.
9395 (bdesc_3arg): Ditto.
9396 (bdesc_2arg): Ditto.
9397 (bdesc_1arg): Ditto.
9398 (rs6000_expand_ternop_builtin): Ditto.
9399 (altivec_expand_builtin): Ditto.
9400 (rs6000_expand_unop_builtin): Ditto.
9401 (rs6000_init_builtins): Ditto.
9402 (altivec_init_builtins): Ditto.
9403 (builtin_function_type): Ditto.
9404 (rs6000_common_init_builtins): Ditto.
9405 (rs6000_handle_altivec_attribute); Ditto.
9406 (rs6000_mangle_type): Ditto.
9407 (rs6000_vector_mode_supported_p): Ditto.
9408 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9411 * config/rs6000/vsx.md: New file for VSX support.
9413 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9414 identifing values with just the most significant bit set.
9415 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9416 vectorized builtins.
9418 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9419 (UNSPEC_VRFIM): Delete.
9420 (splitter for loading up vector with most significant bit): New
9421 splitter for vectorizing copysign.
9422 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9423 vectorizing simple math functions.
9424 (altivec_vrfip): Add support for vectorizing simple math functions.
9425 (altivec_vrfim): Ditto.
9426 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9428 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9429 (power7.md, vsx.md): Include for power7 support.
9430 (copysigndf3): Use VSX instructions if -mvsx.
9431 (negdf2_fpr): Ditto.
9432 (absdf2_fpr): Ditto.
9433 (nabsdf2_fpr): Ditto.
9434 (adddf3_fpr): Ditto.
9435 (subdf3_fpr): Ditto.
9436 (muldf3_fpr): Ditto.
9437 (divdf3_fpr): Ditto.
9438 (fix_truncdfdi2_fpr): Ditto.
9439 (cmpdf_internal1): Ditto.
9440 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9441 (btruncdf2, btruncdf2_fpr): Ditto.
9442 (ceildf2, ceildf2_fpr): Ditto.
9443 (floordf2, floordf2_fpr): Ditto.
9444 (floatdidf2, floatdidf2_fpr): Ditto.
9445 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9446 (fmsubdf4_fpr): Ditto.
9447 (fnmadddf4_fpr_1): Ditto.
9448 (fnmadddf4_fpr_2): Ditto.
9449 (fnmsubdf4_fpr_1): Ditto.
9450 (fnmsubdf4_fpr_2): Ditto.
9451 (fixuns_truncdfdi2): Add expander for VSX support.
9452 (fix_truncdfdi2): Ditto.
9453 (fix_truncdfsi2): Ditto.
9455 (btruncsf2): Whitespace.
9456 (movdf_hardfloat32): Add support for VSX registers.
9457 (movdf_softfloat32): Ditto.
9458 (movdf_hardfloat64): Ditto.
9459 (movdf_hardfloat64_mfpgpr): Ditto.
9460 (movdf_softfloat64): Ditto.
9461 (movti splitters): Add check for vector registers supporting
9462 TImode in the future.
9463 (bpermd): Add power7 bpermd instruction.
9465 * config/rs6000/altivec.h (vec_div): Define if VSX.
9469 (vec_nearbyint): Ditto.
9472 (all predicates): Use the generic builtin function, and not the V4SF
9473 specific function so that the predicates will work with VSX's V2DF.
9477 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9478 Document new VSX functions and types.
9480 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9483 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9484 "wa", and "j" constraints. Modify "v" to talk about Altivec
9485 instead of just vector.
9487 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9490 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9491 location for phi arguments.
9492 (rewrite_update_phi_arguments): Find locations for reaching defs.
9493 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9494 Add location to add_phi_arg calls.
9495 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9496 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9497 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9498 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9499 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9500 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9501 * tree-phinodes.c (make_phi_node): Initialize location.
9502 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9503 (add_phi_arg): Add location parameter.
9504 (remove_phi_arg_num): Move location when moving phi argument.
9505 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9507 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9508 slpeel_update_phi_nodes_for_guard1,
9509 slpeel_update_phi_nodes_for_guard2,
9510 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9511 vect_loop_versioning): Set locations.
9512 * tree-parloops.c (create_phi_for_local_result,
9513 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9514 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9515 * tree-vect-loop.c (get_initial_def_for_induction,
9516 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9518 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9519 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9520 (gimple_phi_arg_set_location): New. Set locus.
9521 (gimple_phi_arg_has_location): New. Check for locus.
9522 (redirect_edge_var_map_location): New. Return locus from var_map.
9523 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9524 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9525 combining PHI arguments.
9526 (cond_store_replacement): Set location.
9527 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9528 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9529 scop_add_exit_phis_edge): Add locations.
9530 * tree-cfgcleanup.c (remove_forwarder_block,
9531 remove_forwarder_block_with_phi): Add locations.
9532 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9533 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9535 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9536 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9537 flush_pending_stmts): Add source location.
9538 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9539 stack to preserve locations.
9540 * tree-vect-stmts.c (vectorizable_load): Add location.
9541 * tree-inline.c (copy_phis_for_bb): Copy locus.
9542 (setup_one_parameter): Add call locus to inlined parameter stmts.
9543 (initialize_inlined_parameters): Pass in call location as parameter
9545 (tree_function_versioning): Pass location to setup_one_parameter.
9546 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9547 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9548 copy and edge lists.
9549 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9550 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9551 locus parameter and override the stmt default if provided.
9552 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9553 elim_graph_add_edge, elim_graph_remove_succ_edge,
9554 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9555 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9556 eliminate_phi): Add locus info in elimination graph for each edge and
9558 (insert_backedge_copies): Copy locus if present.
9559 * tree-flow.h (struct _edge_var_map): Add locus field.
9560 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9561 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9562 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9564 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9566 2009-07-30 Martin Jambor <mjambor@suse.cz>
9568 PR tree-optimization/40570
9569 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9572 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9574 * ssa-loop-manip.c: Include langhooks.h.
9575 (rewrite_phi_with_iv): New.
9576 (rewrite_all_phi_nodes_with_iv): New.
9577 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9578 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9579 * tree-parloops.c (loop_parallel_p): Move out all conditions
9580 except dependency check.
9581 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9582 (gen_parallel_loop): Call canonicalize_loop_ivs without
9583 reduction_list argument.
9584 (build_new_reduction): New.
9585 (gather_scalar_reductions): New.
9586 (try_get_loop_niter): New.
9587 (try_create_reduction_list): New.
9588 (parallleize_loops): Change the parallel conditions check.
9589 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9590 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9592 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9594 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9596 * doc/options.texi (Option properties): Mention new quoting syntax.
9598 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9600 * config/alpha/alpha.c (alpha_start_function):
9601 Handle VMS_DEBUG_MAIN_POINTER
9602 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9603 * doc/invoke.texi: Document -mdebug-main switch.
9605 2009-07-29 Richard Henderson <rth@redhat.com>
9607 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9608 (cgraph_create_edge_including_clones): Likewise.
9609 * tree-inline.c (copy_bb): Operate on the correct edges
9610 when updating the callgraph.
9612 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9614 * config/alpha/vms-cc.c: Deleted.
9615 * config/alpha/vms-ld.c: Deleted.
9616 * config/alpha/t-vms64: Moved to config/vms
9617 * config/alpha/vms-crt0-64.c: Moved to config/vms
9618 * config/alpha/vms-crt0.c: Moved to config/vms
9619 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9620 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9621 * config/alpha/xm-vms.h: Moved to config/vms
9622 * config/alpha/x-vms: Moved to config/vms
9623 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9625 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9626 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9628 * config/vms/t-vms64: Moved here from config/alpha
9629 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9630 (argc,argv,envp): Enforce 32bit malloc'ing.
9631 * config/vms/vms-psxcrt0-64.c: Likewise.
9632 * config/vms/vms-crt0.c: Moved here from config/alpha.
9633 * config/vms/vms-psxcrt0.c: Likewise.
9634 * config/vms/vms-crtl-64.h: New file.
9635 * config/vms/vms-crtl.h: New file.
9636 * config/vms/vms.opt: New file.
9637 * config/vms/xm-vms64.h: New file.
9638 * config/vms/xm-vms.h: Moved here from config/alpha.
9639 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9641 * config/vms/x-vms: Moved here from config/alpha.
9642 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9643 (vms-ld.o, vms-cc.o): Removed.
9644 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9646 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9648 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9649 correct stack (obvious VMS fix).
9651 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9653 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9654 date, version info if VMS_DEBUGGING_INFO defined.
9655 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9656 size, date calculating code moved here.
9658 2009-07-29 Paul Brook <paul@codesourcery.com>
9660 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9663 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9666 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9667 to DImode when generating insq_le insn.
9669 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9671 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9672 New macro set for VMS_DEBUGGGING_INFO.
9673 (AT_string_form): Use it.
9675 2009-07-28 DJ Delorie <dj@redhat.com>
9677 * config/mep/mep.c (vtext_section): New.
9678 (vftext_section): New.
9679 (ftext_section): New.
9680 (mep_select_section): Add support for functions.
9681 (mep_unique_section): Likewise.
9682 (mep_asm_init_sections): Likewise.
9683 (mep_encode_section_info): Remove it from here.
9685 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9687 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9689 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9690 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9692 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9694 * dwarf2out.c (output_file_names): Test new macro
9695 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9696 (add_comp_dir_attribute): Likewise.
9698 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9700 * config/i386/mingw-w64.h (LINK_SPEC): Add
9701 separating space between commands.
9703 2009-07-28 Jan Hubicka <jh@suse.cz>
9705 PR tree-optimization/40759
9706 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9709 2009-07-27 DJ Delorie <dj@redhat.com>
9711 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9712 types are dword-aligned.
9713 (mep_expand_va_start): Likewise.
9715 2009-07-27 Olivier Hainque <hainque@adacore.com>
9716 Douglas B Rupp <rupp@gnat.com>
9718 * convert.c (convert_to_pointer): Don't assume the target
9719 pointer type is POINTER_SIZE long. Fetch its precision instead.
9721 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9723 * system.h (fopen): Undefine if macro.
9725 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9727 * dwarf2out.c (output_cfi_p): Removed.
9728 (output_cfis): New function.
9729 (output_fde): New function, split from output_call_frame_info.
9730 (output_call_frame_info): Use it.
9731 (dwarf2out_switch_text_section): Use output_cfis.
9733 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9735 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9736 TARGET_BI_ARCH is specified without enabling SJLJ.
9737 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9738 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9740 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9742 * arm.md (negdi2): Use DImode if forcing a value into a register.
9744 2009-07-26 Ira Rosen <irar@il.ibm.com>
9746 PR tree-optimization/40801
9747 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9748 of vector operand from the previous copy of vector statement.
9749 Pass the correct definition type value to
9750 vect_get_vec_def_for_stmt_copy().
9752 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9754 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9755 const char ** conversion.
9757 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9759 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9760 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9761 (gcc_unreachable): Invoke __builtin_unreachable() if
9762 !ENABLE_ASSERT_CHECKING.
9764 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9766 PR rtl-optimization/40445
9767 * emit-rtl.c (next_nonnote_insn_bb): New function.
9768 * rtl.h (next_nonnote_insn_bb): Declare new function.
9769 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9770 with no successors that is the successor of the ENTRY_BLOCK.
9771 Continue from the top after removing an empty fallthrough block.
9772 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9773 of next_nonnote_insn.
9775 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9777 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9779 2009-07-25 Martin Jambor <mjambor@suse.cz>
9781 * c-common.c (c_common_attribute_table): New element for noclone.
9782 (handle_noclone_attribute): New function. Forward-declare.
9783 * tree-inline.c (tree_versionable_function_p): Check for noclone
9785 * doc/extend.texi (Labels as Values): Document need for noclone.
9786 (Function Attributes): Document noclone attribute.
9788 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9790 PR rtl-optimization/34999
9791 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9792 and dw_fde_switched_cold_to_hot fields.
9793 (output_cfi_p): New function.
9794 (output_call_frame_info): If fde->dw_fde_switched_sections,
9795 output 2 FDEs instead of one with corrupted header.
9796 (dwarf2out_do_cfi_startproc): New function.
9797 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9798 and fde->dw_fde_switched_cold_to_hot.
9799 (dwarf2out_switch_text_section): Compute
9800 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9801 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9802 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9803 Otherwise, compute fde->dw_fde_switch_cfi.
9805 2009-07-24 Cary Coutant <ccoutant@google.com>
9807 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9809 2009-07-24 Cary Coutant <ccoutant@google.com>
9811 * cfghooks.c (split_block): Copy discriminator to new block.
9812 * tree-cfg.c (assign_discriminator): Check location of last
9813 instruction in block as well as first.
9815 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9817 * config/i386/linux.c: Use fputs or putc instead of fprintf
9819 * config/i386/gas.h: Ditto.
9820 * config/i386/x86-64.h: Ditto.
9821 * config/i386/att.h: Ditto.
9823 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9825 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9828 2009-07-24 Martin Jambor <mjambor@suse.cz>
9830 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9831 (ipa_push_func_to_list_1): Declare.
9832 (ipa_push_func_to_list): New function.
9834 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9835 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9836 (ipa_push_func_to_list): Removed.
9837 (ipa_pop_func_from_list): Clear node_enqueued flag.
9839 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9841 * config/s390/s390.c (override_options): Default
9842 max-unrolled-insns to 100 for z10 tuning.
9844 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9846 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9847 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9848 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9849 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9850 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9851 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9852 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9854 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9856 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9857 use default set in mingw32.h header.
9858 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9859 64-bit /mingw/include path.
9860 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9863 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9865 PR rtl-optimization/40209
9866 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9868 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9871 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9872 with the rest of string where appropriate. Use fputs or putc
9873 instead of fprintf where appropriate.
9875 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9876 Pat Haugen <pthaugen@us.ibm.com>
9877 Revital Eres <ERES@il.ibm.com>
9879 * config/rs6000/vector.md: New file. Move most of the vector
9880 expander support here from altivec.md to allow for the VSX vector
9881 unit in the future. Add support for secondary_reload patterns.
9882 Rewrite the patterns for vector comparison, and vector comparison
9883 predicate instructions so that the RTL expresses the desired
9884 behavior, instead of using unspec.
9886 * config/rs6000/constraints.md ("f" constraint): Use
9887 rs6000_constraints to hold the precalculated register class.
9888 ("d" constraint): Ditto.
9889 ("wd" constraint): New constraint for VSX.
9890 ("wf" constraint): Ditto.
9891 ("ws" constraint): Ditto.
9892 ("wa" constraint): Ditto.
9893 ("wZ" constraint): Ditto.
9894 ("j" constraint): Ditto.
9896 * config/rs6000/predicates.md (vsx_register_operand): New
9898 (vfloat_operand): New predicate for vector.md.
9899 (vint_operand): Ditto.
9900 (vlogical_operand): Ditto.
9901 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9902 (easy_vector_constant): Add VSX support.
9903 (altivec_indexed_or_indirect_operand): New predicate for
9904 recognizing Altivec style memory references with AND -16.
9906 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9907 for vector secondary reload support.
9908 (rs6000_vector_reg_class): Delete, replacing it with
9910 (rs6000_vsx_reg_class): Ditto.
9911 (rs6000_constraints): New array to hold the register classes of
9912 each of the register constraints that can vary at runtime.
9913 (builtin_mode_to_type): New static array for builtin function type
9915 (builtin_hash_table): New static hash table for builtin function
9917 (TARGET_SECONDARY_RELOAD): Define target hook.
9918 (TARGET_IRA_COVER_CLASSES): Ditto.
9919 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9920 registers are 128 bits if VSX memory reference instructions are used.
9921 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9923 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9924 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9925 Print several of the scheduling related parameters.
9926 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9927 rs6000_constraints instead of rs6000_vector_reg_class. Move
9928 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9929 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9930 Altivec. Add VSX support. Setup for secondary reload support on
9931 Altivec/VSX registers.
9932 (rs6000_override_options): Make power7 set the scheduling groups
9933 like the power5. Add support for new debug switches to override
9934 the scheduling defaults. Temporarily disable -mcpu=power7 from
9935 setting -mvsx. Add support for debug switches -malways-hint,
9936 -msched-groups, and -malign-branch-targets.
9937 (rs6000_buitlin_conversion): Add support for returning unsigned
9938 vector conversion functions to fix regressions due to stricter
9940 (rs6000_builtin_mul_widen_even): Ditto.
9941 (rs6000_builtin_mul_widen_odd): Ditto.
9942 (rs6000_builtin_vec_perm): Ditto.
9943 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9944 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9946 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9948 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9949 VSX types for bit operations. Changes to accomidate vector.md.
9950 (bdesc_2arg): Ditto.
9951 (bdesc_1arg): Ditto.
9952 (struct builtin_description_predicates): Rewrite predicate
9953 handling so that RTL describes the operation, instead of passing
9954 the instruction to be used as a string argument.
9955 (bdesc_altivec_preds): Ditto.
9956 (altivec_expand_predicate_builtin): Ditto.
9957 (altivec_expand_builtin): Ditto.
9958 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9959 statement for vsldoi support.
9960 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9961 (altivec_expand_st_builtin): Ditto.
9962 (paired_expand_builtin): Whitespace changes.
9963 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9964 builtin_mode_to_type table for secondary reload. Call
9965 builtin_function_type to build random builtin functions.
9966 (altivec_init_builtins): Change to use builtin_function_type to
9967 create builtin function types dynamically as we need them.
9968 (builtin_hash_function): New support for hashing the tree types
9969 for builtin function as we need it, rather than trying to build
9970 all of the trees that we need. Add initial preliminary VSX support.
9971 (builtin_function_type): Ditto.
9972 (builtin_function_eq): Ditto.
9973 (builtin_hash_struct): Ditto.
9974 (rs6000_init_builtins): Ditto.
9975 (rs6000_common_init_builtins): Ditto.
9976 (altivec_init_builtins): Ditto.
9977 (rs6000_common_init_builtins): Ditto.
9978 (enum reload_reg_type): New enum for simplifing reg classes.
9979 (rs6000_reload_register_type): Simplify register classes into GPR,
9980 Vector, and other registers. Altivec and VSX addresses in reload.
9981 (rs6000_secondary_reload_inner): Ditto.
9982 (rs6000_ira_cover_classes): New target hook, that returns the
9983 appropriate cover classes, based on -mvsx being used or not.
9984 (rs6000_secondary_reload_class): Add VSX support.
9985 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9986 (get_vsel_insn): Ditto.
9987 (rs6000_emit_vector_compare): Rewrite vector conditional support
9988 so that where we can, we use RTL operators, instead of blindly use
9990 (rs6000_emit_vector_select): Ditto.
9991 (rs6000_emit_vector_cond_expr): Ditto.
9992 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9993 (create_TOC_reference): Add -mdebug=addr support.
9994 (emit_frame_save): VSX loads/stores need register indexed addressing.
9996 * config/rs6000/rs6000.md: Include vector.md.
9998 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10001 support for V2DI, V2DF in logical, permute, select operations.
10003 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10004 switch for vsx/power7.
10005 (-mvsx-scalar-memory): Ditto.
10006 (-mvsx-align-128): Ditto.
10007 (-mallow-movmisalign): Ditto.
10008 (-mallow-df-permute): Ditto.
10009 (-msched-groups): Ditto.
10010 (-malways-hint): Ditto.
10011 (-malign-branch-targets): Ditto.
10013 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10015 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10016 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10017 (rs6000_vector_reg_class): Delete.
10018 (rs6000_vsx_reg_class): Ditto.
10019 (enum rs6000_reg_class_enum): New enum for the constraints that
10020 vary based on target switches.
10021 (rs6000_constraints): New array to hold the register class for all
10022 of the register constraints that vary based on the switches used.
10023 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10024 (enum rs6000_builtins): Add unsigned varients for the builtin
10025 declarations returned by target hooks for expanding multiplies,
10026 select, and permute operations. Add VSX builtins.
10027 (enum rs6000_builtin_type_index): Add entries for VSX.
10028 (V2DI_type_node): Ditto.
10029 (V2DF_type_node): Ditto.
10030 (unsigned_V2DI_type_node): Ditto.
10031 (bool_long_type_node): Ditto.
10032 (intDI_type_internal_node): Ditto.
10033 (uintDI_type_internal_node): Ditto.
10034 (double_type_internal_node): Ditto.
10036 * config/rs6000/altivec.md (whole file): Move all expanders to
10037 vector.md from altivec.md. Rename insn matching functions to be
10039 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10040 (altivec_vcmp*): Ditto.
10041 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10042 (VM): New iterator for moves that includes the VSX types.
10043 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10044 (altivec_vperm_<mode>_uns): New, for unsigned types.
10045 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10046 (altivec_eq<mode>): Ditto.
10047 (altivec_gt<mode>): Ditto.
10048 (altivec_gtu<mode>): Ditto.
10049 (altivec_eqv4sf): Ditto.
10050 (altivec_gev4sf): Ditto.
10051 (altivec_gtv4sf): Ditto.
10052 (altivec_vcmpbfp_p): Ditto.
10054 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10056 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10059 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10063 ASM_SHORT instead of .word.
10064 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10065 instead of .word in asm template.
10067 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10070 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10071 (process_bb_node_lives): Use it.
10073 * ira.c (setup_cover_and_important_classes): Don't setup
10074 ira_important_class_nums. Add cover classes to the end of
10076 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10078 (find_reg_class_closure): Use reorder_important_classes.
10080 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10082 * config/i386/i386.c (i386_ira_cover_classes): New function.
10083 (TARGET_IRA_COVER_CLASSES): Redefine.
10085 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10086 importance of order of cover classes in the array.
10088 2009-07-22 Diego Novillo <dnovillo@google.com>
10090 * tree-pass.h (TDF_EH): Define.
10091 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10092 contains TDF_EH, print the EH region number holding GS.
10093 * tree-dump.c (dump_options): Add "eh".
10094 * doc/invoke.texi: Document it.
10096 2009-07-22 Doug Kwan <dougkwan@google.com>
10098 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10100 2009-07-22 Michael Matz <matz@suse.de>
10102 PR tree-optimization/35229
10103 PR tree-optimization/39300
10105 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10106 (inhibit_phi_insertion): New function.
10107 (insert_into_preds_of_block): Call it for REFERENCEs.
10108 (init_pre): Initialize and finalize scalar evolutions.
10109 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10111 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10113 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10114 Use CONST_VECTOR_NUNITS to determine number of elements.
10116 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10118 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10119 (U, W): Constraints are now deprecated and will be removed if we
10120 run out of letters.
10121 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10123 ("prefetch"): Add the stcmh instruction for prefetching.
10124 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10126 (s390_short_displacement): Return always true if compiling for
10127 machines not providing the long displacement facility.
10128 (s390_mem_constraint): Support the new constraint letter Z.
10129 (s390_check_qrst_address): New function.
10131 2009-07-21 DJ Delorie <dj@redhat.com>
10133 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10136 2009-07-21 Jason Merrill <jason@redhat.com>
10138 * c-common.c (max_tinst_depth): Increase default to 1024.
10140 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10142 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10143 (vec_unpacku_float_lo_v4si): Ditto.
10145 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10148 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10149 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10150 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10151 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10153 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10155 PR tree-optimization/40813
10156 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10159 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10161 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10162 with a NOP_EXPR if needed.
10164 2009-07-21 Paul Brook <paul@codesourcery.com>
10166 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10167 Terminate debug dump with newline.
10169 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10171 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10172 Cast "1" to unsigned HOST_WIDE_INT.
10173 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10174 deposit length to the maximum length - lsb. Extend length if
10175 HOST_BITS_PER_WIDE_INT is 32.
10177 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10179 * cgraph.h (constant_pool_htab): New function.
10180 (constant_descriptor_tree): Move from varasm.c.
10181 * varasm.c (constant_pool_htab): New function.
10182 (constant_descriptor_tree): Move to cgraph.h.
10184 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10186 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10188 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10190 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10193 2009-07-20 Xinliang David Li <davidxl@google.com>
10195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10197 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10199 * config/mips/mips.md (move_type): Add arith.
10200 (type): Handle arith.
10201 (zero_extendsidi2): Rename this into ...
10202 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10203 (zero_extendsidi2): New expander.
10204 (*zero_extendsidi2_dext): New pattern.
10206 2009-07-20 Nick Clifton <nickc@redhat.com>
10208 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10209 to set MIPS_ABI_DEFAULT.
10210 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10212 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10214 * tree-object-size.c (addr_object_size): Handle unions with
10215 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10217 PR tree-optimization/40792
10218 * tree.c (build_function_type_skip_args): Remove bogus assert.
10220 2009-07-20 Jan Hubicka <jh@suse.cz>
10221 Martin Jambor <mjambor@suse.cz>
10223 * cgraph.h (combined_args_to_skip): New field.
10224 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10225 combined_args_to_skip and args_to_skip.
10226 * tree-inline.c (update_clone_info): New function.
10227 (tree_function_versioning): Call update_clone_info.
10228 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10230 (cgraph_materialize_all_clones): More extensive dumping, working
10231 with combined_args_to_skip rather than args_to_skip.
10233 2009-07-20 Ira Rosen <irar@il.ibm.com>
10235 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10236 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10237 (get_initial_def_for_reduction): Likewise.
10238 (vectorizable_reduction): Skip the check of first operand in case
10239 of COND_EXPR. Add check that it is outer loop vectorization if
10240 nested cycle was detected. Call vectorizable_condition() for
10241 COND_EXPR. If reduction epilogue cannot be created do not fail for
10242 nested cycles (if it is not double reduction). Assert that there
10243 is only one type in the loop in case of COND_EXPR. Call
10244 vectorizable_condition() to vectorize COND_EXPR.
10245 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10246 Add parameters. Allow nested cycles if called from
10247 vectorizable_reduction(). Use reduction vector variable if provided.
10248 (vect_analyze_stmt): Call vectorizable_reduction() before
10249 vectorizable_condition().
10250 (vect_transform_stmt): Update call to vectorizable_condition().
10252 2009-07-20 Christian Bruel <christian.bruel@st.com>
10254 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10255 * doc/invoke.texi (-mfmovd): Likewise.
10256 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10258 2009-07-20 Jan Hubicka <jh@suse.cz>
10260 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10261 when handling SSA name.
10263 2009-07-19 Jan Hubicka <jh@suse.cz>
10265 PR tree-optimization/40676
10266 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10267 virtual PHIs in empty BBs.
10269 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10271 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10272 re-expanded the compound use gen_lowpart instead to convert to the
10275 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10277 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10278 OUTER_CONST arguments.
10279 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10280 the new wider mode will be masked off.
10281 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10283 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10285 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10286 high-order bits are zero.
10288 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10290 * combine.c (simplify_shift_const_1): Split code to determine
10291 shift_mode into ...
10292 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10293 new bits shifted in are identical to the old sign bit.
10295 2009-07-18 Richard Guenther <rguenther@suse.de>
10298 * gimplify.c (gimplify_call_expr): Reject code using results from
10299 functions returning void.
10301 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10303 * doc/md.texi: Document the new PowerPC "es" constraint.
10304 Document that "m" can include automodified addresses on this target,
10305 and explain how %U must be used. Extend the "Q" and "Z" documentation
10306 to suggest "es" as well as "m".
10307 * config/rs6000/constraints.md (es): New memory constraint.
10308 (Q, Z): Update strings to match new documentation.
10310 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10312 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10313 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10314 * config/rs6000/predicates.md (volatile_mem_operand): Use
10315 offsettable_nonstrict_memref_p.
10316 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10317 (*floatunssidf2_internal): Likewise.
10318 (*fix_truncdfsi2_internal): Likewise.
10319 (*fix_trunctfsi2_internal): Likewise.
10321 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10323 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10324 atmega32u2 devices.
10325 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10327 2009-07-17 Richard Guenther <rguenther@suse.de>
10330 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10331 (pass_warn_unused_result): Likewise.
10332 (TODO_set_props): Remove.
10333 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10335 (pass_diagnose_omp_blocks): Define.
10336 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10337 (c_gimple_diagnostics_recursively): Remove.
10338 (finish_function): Do not call it.
10339 (c_write_global_declarations): Continue after errors.
10340 Finalize the CU here.
10341 * c-gimplify.c (c_genericize): Do not gimplify here.
10342 * c-common.c (c_warn_unused_result): Move ...
10343 * tree-cfg.c (do_warn_unused_result): ... here.
10344 (run_warn_unused_result): New function.
10345 (gate_warn_unused_result): New function.
10346 (pass_warn_unused_result): New pass.
10347 * c-common.h (c_warn_unused_result): Remove.
10348 * flags.h (flag_warn_unused_result): Declare.
10349 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10350 * opts.c (flag_warn_unused_result): Initialize to false.
10351 * toplev.c (compile_file): Add comment.
10352 * omp-low.c (create_omp_child_function): Do not register
10353 the function with the frontend.
10354 (diagnose_omp_structured_block_errors): Prepare to be
10355 called as optimization pass.
10356 (gate_diagnose_omp_blocks): New function.
10357 (pass_diagnose_omp_blocks): New pass.
10358 * cgraph.h (cgraph_optimize): Remove.
10359 (cgraph_analyze_function): Likewise.
10360 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10361 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10362 before their parents here.
10363 (cgraph_finalize_function): Not here.
10364 (cgraph_analyze_function): Gimplify functions here.
10365 (cgraph_finalize_compilation_unit): Continue after errors.
10366 Optimize the callgraph from here.
10367 (cgraph_optimize): Make static.
10368 * langhooks.c (write_global_declarations): Finalize the CU.
10369 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10370 (gimplify_function_tree): Assert we gimplify only once.
10371 Set PROP_gimple_any property.
10372 * tree-nested.c (gimplify_all_functions): New function.
10373 (lower_nested_functions): Gimplify all nested functions.
10374 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10375 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10376 and pass_diagnose_omp_blocks after gimplification. Do not
10377 set TODO_set_props on all_lowering_passes.
10378 (execute_one_pass): Do not handle TODO_set_props.
10379 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10380 (gimplify.o): Add tree-pass.h dependency.
10381 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10382 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10383 (unsave_r): Likewise.
10384 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10385 temporary variable.
10387 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10389 * doc/service.texi (Service): Restore previously removed link,
10390 which isn't broken after all.
10392 2009-07-17 Richard Guenther <rguenther@suse.de>
10394 PR tree-optimization/40321
10395 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10396 PHI nodes to the maximal set.
10397 (make_values_for_phi): Add PHI arguments to the maximal set.
10398 (execute_pre): Dump PHI_GEN and the maximal set.
10400 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10403 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10406 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10408 * doc/extend.texi (Nested Functions): Replace broken link with
10410 * doc/service.texi (Service): Remove broken link.
10412 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10415 * builtins.c (expand_builtin_memcmp): Use loc instead of
10416 EXPR_LOCATION (exp).
10417 (expand_builtin_strncmp): Likewise.
10419 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10420 Manuel López-Ibáñez <manu@gcc.gnu.org>
10423 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10424 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10425 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10426 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10427 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10428 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10429 tree-inline.c, c-common.c, c-common.h, gimple.c,
10430 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10431 convert.c: Add location argument to fold_{unary,binary,ternary},
10432 fold_build[123], build_call_expr, build_size_arg,
10433 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10434 fold_build1_initializer, fold_build2_initializer,
10435 fold_build3_initializer, fold_build_call_array,
10436 fold_build_call_array_initializer, fold_single_bit_test,
10437 omit_one_operand, omit_two_operands, invert_truthvalue,
10438 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10439 combine_comparisons, fold_builtin_*, fold_call_expr,
10440 build_range_check, maybe_fold_offset_to_address, round_up,
10443 2009-07-16 Jason Merrill <jason@redhat.com>
10446 * c-common.c (c_common_reswords): Add __is_standard_layout
10448 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10449 * doc/implement-cxx.texi: New.
10450 * doc/gcc.texi: Include it.
10452 2009-07-16 DJ Delorie <dj@redhat.com>
10454 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10455 compares that may be indirectly affected by previous instructions.
10457 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10459 * builtins.c (do_mpc_arg2): New.
10460 (fold_builtin_2): Fold builtin cpow.
10461 * real.h (HAVE_mpc_pow): New.
10463 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10465 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10466 comparison to skip unprofitable schedule
10468 2009-07-16 Simon Baldwin <simonb@google.com>
10470 * gcc.c (option_map): New flag -no-canonical-prefixes.
10471 * (display_help): Print help text for new flag.
10472 * (process_command): Move options translation and language specifics
10473 and handle new flag early. Use it to set a function pointer to a
10474 prefix builder. Replace make_relative_prefix calls with calls to
10475 the function pointed to. Ignore new flag in regular options handling.
10476 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10478 2009-07-15 DJ Delorie <dj@redhat.com>
10480 * config/mep/mep.md (sibcall_internal): Change register to avoid
10481 argument registers.
10482 (sibcall_value_internal): Likewise.
10484 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10486 PR rtl-optimization/40710
10487 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10489 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10491 * config/mips/mips.md (*extenddi_truncate<mode>,
10492 *extendsi_truncate<mode>): Change type attribute to move_type
10493 with shift_shift. Split out code handling exts from here ...
10494 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10496 (*extendhi_truncateqi): Change type attribute to move_type with
10497 shift_shift. Split out code handling exts from here ...
10498 (*extendhi_truncateqi_exts): ... to this new pattern.
10500 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10502 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10503 instead of "and" with inverted sign bit mask value. Use
10504 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10505 Allocate registers only for operand 4 and operand 5.
10507 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10509 PR middle-end/40747
10510 * fold-const.c (fold_cond_expr_with_comparison): When folding
10511 < and <= to MIN, make sure the MIN uses the same type as the
10512 comparison's operands.
10514 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10516 * arm.md (ior_xor): New code iterator.
10517 (split for ior/xor with shift and zero-extend): New split pattern.
10518 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10520 2009-07-15 Richard Guenther <rguenther@suse.de>
10522 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10525 2009-07-15 Richard Guenther <rguenther@suse.de>
10527 PR middle-end/40753
10528 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10530 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10532 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10533 handle 2.6.30 kernel.
10535 2009-07-15 DJ Delorie <dj@redhat.com>
10537 * config/mep/mep.md (sibcall_internal): Change register to allow
10538 for 24-bit addresses.
10539 (sibcall_value_internal): Likewise.
10541 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10543 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10544 that are enabled/disabled by the flags introduced by a previous patch.
10546 2009-07-14 DJ Delorie <dj@redhat.com>
10548 * config/mep/mep.md (sibcall_internal): Include non-toggling
10550 (sibcall_value_internal): Likewise.
10552 2009-07-14 Taras Glek <tglek@mozilla.com>
10553 Rafael Espindola <espindola@google.com>
10555 * doc/sourcebuild.texi: Document install-plugin target.
10556 * configure.ac: Added install-plugin target to language makefiles.
10557 * configure: Regenerate.
10558 * Makefile.in: (install-plugin): Install more headers,
10559 depend on lang.install-plugin.
10561 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10563 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10566 2009-07-14 DJ Delorie <dj@redhat.com>
10568 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10569 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10570 * config/mep/mep.md (sibcall_internal): Change test from
10571 mep_vliw_mode_match to mep_vliw_jmp_match.
10572 (sibcall_value_internal): Likewise.
10574 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/sse.md (copysign<mode>3): New expander.
10577 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10578 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10579 Use ix86_build_const_vector.
10580 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10581 IX86_BUILTIN_CPYSGNPD.
10582 (builtin_description): Add __builtin_ia32_copysignps and
10583 __builtin_ia32_copysignpd.
10584 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10585 and BUILT_IN_COPYSIGNF.
10587 2009-07-13 Jason Merrill <jason@redhat.com>
10589 * builtins.c (can_trust_pointer_alignment): New fn.
10590 (get_pointer_alignment): Factor it out from here.
10591 * tree.h: Declare it.
10593 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10595 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10598 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10602 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10604 2009-07-14 Richard Guenther <rguenther@suse.de>
10605 Andrey Belevantsev <abel@ispras.ru>
10607 PR middle-end/40745
10608 * cfgexpand.c (partition_stack_vars): Do not bother to update
10609 alias information when not optimizing.
10611 2009-07-14 Richard Guenther <rguenther@suse.de>
10612 Andrey Belevantsev <abel@ispras.ru>
10614 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10615 (pt_solution_set): Likewise.
10616 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10617 * tree-ssa-structalias.c (pt_solution_set): New function.
10618 * final.c (rest_of_clean_state): Free SSA data structures.
10619 * print-rtl.c (print_decl_name): Remove.
10620 (print_mem_expr): Implement in terms of print_generic_expr.
10621 * alias.c (ao_ref_from_mem): New function.
10622 (rtx_refs_may_alias_p): Likewise.
10623 (true_dependence): Query alias-export info.
10624 (canon_true_dependence): Likewise.
10625 (write_dependence_p): Likewise.
10626 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10628 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10629 (mem_expr_equal_p): Use operand_equal_p.
10630 (set_mem_attributes_minus_bitpos): Do not use
10631 component_ref_for_mem_expr.
10632 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10633 (update_alias_info_with_stack_vars): Likewise.
10634 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10635 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10636 explicitly nor clear stmt operands.
10637 Free the decl-to-pointer map.
10638 * tree-optimize.c (execute_free_datastructures): Do not free
10639 SSA data structures here.
10640 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10641 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10642 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10644 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10646 2009-07-13 DJ Delorie <dj@redhat.com>
10648 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10649 unrolling at the right iteration count.
10651 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10654 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10656 * haifa-sched.c (rank_for_schedule): Introduced flags to
10657 enable/disable individual scheduling heuristics.
10658 * common.opt: Introduced flags to enable/disable individual
10659 heuristics in the scheduler.
10660 * doc/invoke.texi: Introduced flags to enable/disable individual
10661 heuristics in the scheduler.
10663 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10665 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10666 config/i386/mingw-tls.c.
10667 * config/i386/mingw-tls.c: Removed.
10669 2009-07-13 Ira Rosen <irar@il.ibm.com>
10671 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10672 checks access only relevant statements.
10673 (vectorizable_reduction): Likewise.
10675 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10677 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10678 just for 32-bit case.
10680 2009-07-12 Jan Hubicka <jh@suse.cz>
10682 PR tree-optimization/40585
10683 * except.c (expand_resx_expr): When there already is resume
10684 instruction, produce linked list.
10685 (build_post_landing_pads): Assert that resume is empty.
10686 (connect_post_landing_pads): Handle resume lists.
10687 (dump_eh_tree): Dump resume list.
10689 2009-07-12 Ira Rosen <irar@il.ibm.com>
10691 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10692 with additional argument.
10693 * tree-vectorizer.h (enum vect_def_type): Add
10694 vect_double_reduction_def.
10695 (vect_is_simple_reduction): Add argument.
10696 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10698 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10699 vect_is_simple_reduction with additional argument.
10700 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10702 (reduction_code_for_scalar_code): Handle additional codes by
10703 returning ERROR_MARK for them. Fix comment and indentation.
10704 (vect_is_simple_reduction): Fix comment, add argument to specify
10705 double reduction. Detect double reduction.
10706 (get_initial_def_for_induction): Fix indentation.
10707 (get_initial_def_for_reduction): Fix comment and indentation.
10708 Handle double reduction. Create initial definitions that do not
10709 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10710 (vect_create_epilog_for_reduction): Fix comment, add argument to
10711 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10712 epilogue result extraction. Create double reduction phi node and
10713 replace relevant uses.
10714 (vectorizable_reduction): Call vect_is_simple_reduction with
10715 additional argument. Fix indentation. Update epilogue code treatment
10716 according to the changes in reduction_code_for_scalar_code. Check
10717 for double reduction. Call vect_create_epilog_for_reduction with
10718 additional argument.
10719 * tree-vect-stmts.c (process_use): Handle double reduction, update
10721 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10722 (vect_get_vec_def_for_operand): Likewise.
10724 2009-07-12 Danny Smith <dansmister@gmail.com>
10726 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10727 dllexport if !TREE_PUBLIC.
10728 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10730 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10732 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10733 (avr_extra_arch_macro) Remove declatation.
10734 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10735 (avr_extra_arch_macro) Declare as static.
10736 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10738 2009-07-11 Jan Hubicka <jh@suse.cz>
10740 PR middle-end/48388
10741 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10743 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10746 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10747 cold_in_std_section bits.
10748 (dwarf2out_begin_prologue): Initialize them.
10749 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10750 if already covered by text_section or cold_text_section range.
10752 PR rtl-optimization/40667
10753 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10754 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10755 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10756 * config/i386/i386.c (ix86_minimum_alignment): New function.
10757 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10758 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10759 * emit-rtl.c (gen_reg_rtx): Likewise.
10760 * function.c (assign_parms): Likewise. If nominal_type needs
10761 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10762 rather than passed_type's alignment.
10765 * function.c (assign_parm_setup_stack): Adjust
10766 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10767 from nominal_mode on big endian.
10769 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10771 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10773 2009-07-10 DJ Delorie <dj@redhat.com>
10775 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10777 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10779 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10781 (thumb2_cbnz): Likewise.
10783 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10786 * config.gcc (supported_defaults): Add synci.
10787 (with_synci): Add validation.
10788 (all_defaults): Add synci.
10789 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10792 * config/mips/mips.opt (msynci): New option.
10793 * config/mips/mips.c (mips_override_options): Warn on use of
10794 -msynci for targets that do now support it.
10795 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10797 * gcc/doc/invoke.texi (-msynci): Document the new option.
10798 * doc/install.texi (--with-synci): Document the new option.
10800 2009-07-10 Richard Guenther <rguenther@suse.de>
10802 PR tree-optimization/40496
10803 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10804 the PHI result with a compatible type.
10806 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10810 * c.opt (Wunused-result): New.
10811 * doc/invoke.texi: Document it.
10812 * c-common.c (c_warn_unused_result): Use it.
10814 2009-07-09 DJ Delorie <dj@redhat.com>
10816 * targhooks.c (default_target_can_inline_p): Rename from
10817 default_target_option_can_inline_p.
10818 * targhooks.h (default_target_can_inline_p): Likewise.
10819 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10820 TARGET_OPTION_CAN_INLINE_P.
10821 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10822 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10823 (mep_target_can_inline_p): Rename from
10824 mep_target_option_can_inline_p.
10827 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10828 registers used to pass vectors.
10830 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10832 2009-07-09 Tom Tromey <tromey@redhat.com>
10834 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10835 * config/mmix/mmix.c: Include dwarf2.h.
10836 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10837 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10838 * config/sh/sh.c: Include dwarf2.h.
10839 * config/i386/i386.c: Include dwarf2.h.
10840 * Makefile.in (DWARF2_H): Remove 'elf'.
10841 * except.c: Include dwarf2.h.
10842 * unwind-dw2.c: Include dwarf2.h.
10843 * dwarf2out.c: Include dwarf2.h.
10844 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10845 * unwind-dw2-fde.c: Include dwarf2.h.
10846 * dwarf2asm.c: Include dwarf2.h.
10848 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10850 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10851 (max_issue): Use it.
10852 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10854 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10855 (region_sched_info): Update.
10856 * sched-ebb.c (ebb_sched_info): Update.
10857 * modulo-sched.c (sms_sched_info): Update.
10858 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10860 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10862 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10864 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10866 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10868 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10870 PR middle-end/40692
10871 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10872 arg1 with arg01 if arg1 is already INTEGER_CST.
10874 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10876 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10877 Transform (and (truncate)) into (truncate (and)).
10879 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10881 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10882 creating LHS paradoxical subregs. Fix surrounding returns to
10883 use NULL_RTX rather than 0.
10885 2009-07-08 DJ Delorie <dj@redhat.com>
10887 * config/mep/mep.c: (mep_option_can_inline_p): New.
10888 (TARGET_OPTION_CAN_INLINE_P): Define.
10890 2009-07-08 Mark Wielaard <mjw@redhat.com>
10893 * dwarf2out.c (add_data_member_location_attribute): When we have
10894 only a constant offset don't emit a new location description using
10895 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10898 2009-07-08 Richard Henderson <rth@redhat.com>
10901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10902 (enum reg_class): Add CLOBBERED_REGS.
10903 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10904 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10905 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10906 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10907 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10908 force 64-bit sibcalls into R11.
10909 * config/i386/constraints.md (U): New constraint.
10910 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10911 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10912 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10914 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10916 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10918 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10919 * ebitmap.h (dump_ebitmap): Ditto.
10920 * optabs.h (optab_libfunc): Ditto.
10921 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10922 * tree-flow.h (vect_can_force_dr_alignment_p,
10923 get_vectype_for_scalar_type): Ditto.
10924 (vectorize_loops): Move prototype to ...
10925 * tree-vectorizer.h: ... here. Also, adjust comment.
10926 (vect_set_verbosity_level): Remove duplicate prototype.
10927 * tree-ssa-loop.c: Include tree-vectorizer.h.
10928 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10930 2009-07-08 Nick Clifton <nickc@redhat.com>
10932 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10935 2009-07-08 DJ Delorie <dj@redhat.com>
10937 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10938 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10939 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10941 * config/mep/intrinsics.md: Regenerated.
10942 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10943 registers when asm() or calls are detected.
10945 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10948 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10950 * gimple (gimple_build_call_from_tree): Likewise.
10951 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10952 no_warning flag before warning.
10954 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10956 * tree.c (set_expr_locus): Remove.
10957 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10958 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10960 * gimplify.c (internal_get_tmp_var): Likewise.
10961 (gimplify_call_expr): Likewise.
10962 (gimplify_one_sizepos): Likewise.
10964 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10967 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10968 to variables for debugging purposes.
10970 2009-06-23 Mark Loeser <mark@halcy0n.com>
10973 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10975 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10977 * pretty-print.c (pp_base_format): Remove %J.
10978 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10979 gcc_cxxdiag_char_table): Likewise.
10980 (init_dynamic_diag_info): Likewise.
10982 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10984 * pretty-print.c (pp_base_format): Remove %H.
10985 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10986 gcc_cxxdiag_char_table): Likewise.
10987 (init_dynamic_diag_info): Likewise.
10988 * config/mep/mep.c (mep_select_section): Likewise.
10990 2009-07-07 Duncan Sands <baldrick@free.fr>
10992 * final.c (pass_clean_state): Give the pass a name.
10993 * passes.c (pass_rest_of_compilation): Likewise.
10994 * tree-optimize.c (pass_all_optimizations): Likewise.
10996 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10998 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10999 an extra 'decl' for error_at.
11001 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11003 PR middle-end/40669
11004 * tree-tailcall.c (adjust_return_value_with_ops,
11005 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11006 if it has complex or vector type.
11008 2009-07-07 Olivier Hainque <hainque@adacore.com>
11010 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11013 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11015 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11017 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11019 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11020 * c-decl.c: Likewise.
11021 * function.c: Likewise.
11022 * varasm.c: Likewise.
11023 * tree-ssa.c: Likewise.
11024 * c-common.c: Likewise.
11025 * tree-cfg.c: Likewise.
11026 * config/spu/spu.c: Likewise.
11027 * config/ia64/ia64.c: Likewise.
11028 * config/v850/v850.c: Likewise.
11030 2009-07-06 DJ Delorie <dj@redhat.com>
11032 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11033 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11034 unspecified accesses to control registers.
11035 * config/mep/intrinsics.md: Regenerate.
11036 * config/mep/intrinsics.h: Regenerate.
11037 * config/mep/mep-intrin.h: Regenerate.
11039 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11041 * c-lex.c: Replace %H by an explicit location. Update all calls.
11042 * c-common.c: Likewise.
11043 * c-decl.c: Likewise.
11044 * c-typeck.c: Likewise.
11045 * fold-const.c: Likewise.
11046 * gimplify.c: Likewise.
11047 * stmt.c: Likewise.
11048 * tree-cfg.c: Likewise.
11049 * tree-ssa-loop-niter.c: Likewise.
11050 * tree-vrp.c: Likewise.
11051 * value-prof.c: Likewise.
11053 2009-07-06 Diego Novillo <dnovillo@google.com>
11055 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11056 if it has one. Handle cases where VAR does not have an
11057 annotation or cfun is NULL.
11059 2009-07-06 Diego Novillo <dnovillo@google.com>
11061 * tree.c: Include debug.h.
11062 (initialize_tree_contains_struct): New.
11063 (init_ttree): Call it.
11064 (tree_node_structure_for_code): Factor out of ...
11065 (tree_node_structure): ... here.
11066 * treestruct.def (TS_PHI_NODE): Remove.
11067 (TS_GIMPLE_STATEMENT): Remove.
11069 2009-07-06 Diego Novillo <dnovillo@google.com>
11071 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11072 (debug_tree_chain): Handle cycles.
11074 2009-07-06 Nick Clifton <nickc@redhat.com>
11075 DJ Delorie <dj@redhat.com>
11077 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11078 __FMOVD_ENABLED__ is defined.
11080 (TARGET_FMOVD): Provide a default definition.
11081 (MASK_FMOVD): Likewise.
11082 (TARGET_CPU_CPP_BUILTINS): Define
11083 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11084 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11085 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11086 (split for DF load from memory into register): Also handle
11087 MEMs which consist of REG+DISP addressing.
11088 (split for DF store from register to memory): Likewise.
11089 (movsf_ie): Always use single fp_mode.
11090 * config/sh/sh.c (sh_override_options): Do not automatically
11091 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11092 that to the -mfmovd command line switch.
11093 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11094 (fldi_ok): Always allow.
11095 * config/sh/sh.opt (mfmovd): Remove this switch.
11096 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11098 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11099 Kaz Kojima <kkojima@gcc.gnu.org>
11101 PR rtl-optimization/30807
11102 * postreload.c (reload_combine): For every new use of REG_SUM,
11103 record the use of BASE.
11105 2009-07-06 Jan Hubicka <jh@suse.cz>
11107 * params.def: Revert my accidental commit at 2009-06-30.
11109 2009-07-04 Ian Lance Taylor <iant@google.com>
11112 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11114 (mingw_format_attribute_overrides): Likewise.
11116 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11119 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11120 don't check cfa.reg. Instead of cfa.indirect use
11121 fde && fde->drap_reg != INVALID_REGNUM test.
11123 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11125 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11127 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11130 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11132 2009-07-03 Richard Guenther <rguenther@suse.de>
11134 PR tree-optimization/40640
11135 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11138 2009-07-03 Jan Hubicka <jh@suse.cz>
11140 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11141 for size, reduce amount of inlining.
11143 2009-07-03 Richard Guenther <rguenther@suse.de>
11145 PR middle-end/34163
11146 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11147 if t +- x is known to not overflow and the conversion widens the
11149 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11151 2009-07-03 Jan Hubicka <jh@suse.cz>
11153 * ipa-pure-const.c (analyze): Update loop optimizer init.
11154 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11155 try_remove_empty_loop, remove_empty_loops): Remove.
11156 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11157 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11158 to mark regular loops as neccesary.
11159 (degenerate_phi_p): New function.
11160 (propagate_necessity, remove_dead_phis): Use it.
11161 (forward_edge_to_pdom): Likewise.
11162 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11163 virtual PHI nodes that became unreachable.
11164 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11165 * tree-flow.h (remove_empty_loops): Remove.
11166 * passes.c (init_optimization_passes): Remove.
11168 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11170 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11171 can_create_pseudo_p.
11172 (*fix_trunc<mode>_i387_1): Ditto.
11173 (*floathi<mode>2_1): Ditto.
11174 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11175 (*fistdi2_1): Ditto.
11176 (*fist<mode>2_1): Ditto.
11177 (frndintxf2_floor): Ditto.
11178 (*fist<mode>2_floor_1): Ditto.
11179 (frndintxf2_ceil): Ditto.
11180 (*fist<mode>2_ceil_1): Ditto.
11181 (frndintxf2_trunc): Ditto.
11182 (frndintxf2_mask_pm): Ditto.
11183 (fxam<mode>2_i387_with_temp): Ditto.
11184 * config/i386/sse.md (mulv16qi3): Ditto.
11185 (*sse2_mulv4si3): Ditto.
11187 (sse4_2_pcmpestr): Ditto.
11188 (sse4_2_pcmpistr): Ditto.
11190 2009-07-03 Jan Hubicka <jh@suse.cz>
11192 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11193 (mark_stmt_necessary): Set it.
11194 (mark_operand_necessary): Set it.
11195 (mark_control_dependent_edges_necessary): Set it.
11196 (mark_virtual_phi_result_for_renaming): New function.
11197 (get_live_post_dom): New function.
11198 (forward_edge_to_pdom): New function.
11199 (remove_dead_stmt): Fix handling of control dependences.
11200 (tree_dce_init): Init new bitmap.
11201 (tree_dce_done): Free it.
11203 2009-07-02 Richard Guenther <rguenther@suse.de>
11206 * tree-ssa-structalias.c (new_var_info): Initialize
11209 2009-07-02 Jan Hubicka <jh@suse.cz>
11211 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11214 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11216 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11217 instead of recomputing it. Adjust calls.
11218 (emit_store_flag): Adjust recursive calls.
11220 2009-07-02 Richard Guenther <rguenther@suse.de>
11222 * tree-ssa-live.c (remove_unused_locals): Do not remove
11224 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11225 of DECL_EXTERNAL for HEAP variables.
11226 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11227 HEAP variables. Do not adjust RESTRICT vars.
11228 (find_what_var_points_to): Nobody cares if something
11229 points to READONLY.
11231 2009-07-02 Ben Elliston <bje@au.ibm.com>
11233 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11234 pc_low and pc_high declarations to the top of the function.
11236 2009-07-01 DJ Delorie <dj@redhat.com>
11238 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11239 registers as fixed.
11240 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11241 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11242 unspecified accesses to control registers.
11243 * config/mep/intrinsics.md: Regenerate.
11244 * config/mep/intrinsics.h: Regenerate.
11245 * config/mep/mep-intrin.h: Regenerate.
11247 2009-07-01 Anthony Green <green@moxielogic.com>
11249 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11250 instruction when possible.
11251 (moxie_expand_prologue): Ditto. Also, save an instruction and
11252 some complexity by popping off of $r12 instead of $sp.
11253 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11256 2009-07-01 Richard Henderson <rth@redhat.com>
11259 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11260 contained no insns, reposition note before last insn.
11262 2009-07-01 Richard Henderson <rth@redhat.com>
11265 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11266 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11268 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11271 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11272 darwin9 for printing reg addresses with %y.
11274 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11276 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11277 truncation from operands in binary operations.
11279 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11282 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11283 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11284 subreg of op0 to the original op0.
11286 * expmed.c (store_bit_field_1): Use a temporary as the destination
11287 instead of a paradoxical subreg when we need to truncate the result.
11289 2009-07-01 DJ Delorie <dj@redhat.com>
11291 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11292 names to VLIW variants.
11293 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11294 * config/mep/intrinsics.md: Regenerate.
11295 * config/mep/intrinsics.h: Regenerate.
11296 * config/mep/mep-intrin.h: Regenerate.
11298 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11301 * jump.c (returnjump_p): Revert last patch.
11302 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11304 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11307 * pa.md (casesi32p): Use jump table label to determine the offset
11309 (casesi64p): Likewise.
11311 * pa.c (forward_branch_p): Return bool type. Use instruction
11312 addresses when available. Assert that INSN has a jump label.
11313 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11316 2009-07-01 Richard Guenther <rguenther@suse.de>
11318 PR tree-optimization/19831
11319 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11320 that only act as barriers do not make any previous stores necessary.
11321 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11322 HEAP variables global, do not add a constraint from nonlocal.
11323 (find_func_aliases): Handle escapes through return statements.
11324 (compute_points_to_sets): Make escaped HEAP variables global.
11326 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11329 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11330 after reducing a DImode cstore to SImode.
11332 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11334 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11335 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11337 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11339 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11340 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11342 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11343 and umod_optab if TARGET_BSD_DIVMOD.
11344 * config/vax/lib1funcs.asm: New file.
11345 * config/vax/t-linux: New file.
11346 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11348 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11351 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11352 to type arguments that have void type.
11355 * dwarf2out.c (gen_formal_parameter_die): Call
11356 equate_decl_number_to_die if node is different from origin.
11358 2009-06-30 Anthony Green <green@moxielogic.com>
11360 Clean up moxie port for --enable-build-with-cxx.
11361 * config/moxie/moxie.c (moxie_function_value): First two
11362 parameters are const_tree, not tree.
11363 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11364 (REG_CLASS_NAMES): Ditto.
11365 (REGNO_REG_CLASS): Ditto.
11366 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11367 (moxie_function_value): Fix constyness of arguments.
11369 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11371 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11372 finalize_size_functions before further processing.
11373 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11374 (variable_size): Call self_referential_size on size expressions
11375 that contain a PLACEHOLDER_EXPR.
11376 (size_functions): New static variable.
11377 (copy_self_referential_tree_r): New static function.
11378 (self_referential_size): Likewise.
11379 (finalize_size_functions): New global function.
11380 * tree.c: Include tree-inline.h.
11381 (push_without_duplicates): New static function.
11382 (find_placeholder_in_expr): New global function.
11383 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11385 <tcc_expression>: Likewise.
11386 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11387 the call in the expression.
11388 * tree.h (finalize_size_functions): Declare.
11389 (find_placeholder_in_expr): Likewise.
11390 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11391 (substitute_placeholder_in_expr): Update comment.
11392 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11394 (copy_tree_body_r): Likewise.
11395 (copy_tree_body): New static function.
11396 (maybe_inline_call_in_expr): New global function.
11397 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11398 (maybe_inline_call_in_expr): Declare.
11399 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11400 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11403 2009-06-30 Richard Guenther <rguenther@suse.de>
11405 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11407 (propagate_necessity): Do not mark reaching defs of stores
11410 2009-06-30 Jan Hubicka <jh@suse.cz>
11412 * cfgloopanal.c (check_irred): Move into ...
11413 (mark_irreducible_loops): ... here; return true if ireducible
11415 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11416 (analyze_function): Try to prove loop finiteness.
11417 * cfgloop.h (mark_irreducible_loops): Update prototype.
11418 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11420 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11422 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11424 2009-06-30 Ira Rosen <irar@il.ibm.com>
11426 PR tree-optimization/40542
11427 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11430 2009-06-30 Martin Jambor <mjambor@suse.cz>
11432 PR tree-optimization/40582
11433 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11434 than useless_type_conversion_p.
11435 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11438 2009-06-30 Martin Jambor <mjambor@suse.cz>
11440 PR middle-end/40554
11441 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11443 2009-06-30 Richard Guenther <rguenther@suse.de>
11445 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11446 use ao_ref references.
11447 (walk_aliased_vdefs): Likewise.
11448 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11449 * tree-ssa-dce.c (struct ref_data): Remove.
11450 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11451 (mark_aliased_reaching_defs_necessary): Adjust.
11452 (mark_all_reaching_defs_necessary_1): Likewise.
11454 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11457 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11458 (emit_store_flag_1): Extract from emit_store_flag, adjust
11459 calls to (what now is) emit_cstore.
11460 (emit_store_flag): Call emit_store_flag_1 and also use it
11461 for what used to be recursive calls.
11463 2009-06-30 Wei Guozhi <carrot@google.com>
11466 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11467 if the target bb post dominates from bb.
11468 * config/i386/i386.c (memory_address_length): Check existence of base
11469 register before using it.
11471 2009-06-30 Nick Clifton <nickc@redhat.com>
11472 DJ Delorie <dj@redhat.com>
11474 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11475 __FMOVD_ENABLED__ is defined.
11477 (TARGET_FMOVD): Provide a default definition.
11478 (MASK_FMOVD): Likewise.
11479 (TARGET_CPU_CPP_BUILTINS): Define
11480 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11481 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11482 two fmov instructions depending upon whether TARGET_FMOVD is
11484 (split for DF load from memory into register): Also handle
11485 MEMs which consist of REG+DISP addressing.
11486 (split for DF store from register to memory): Likewise.
11487 * config/sh/sh.opt (mfmovd): Remove this switch.
11488 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11489 * config/sh/sh.c (sh_override_options): Do not automatically
11490 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11491 that to the -mfmovd command line switch.
11493 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11495 (fldi_ok): Always allow.
11496 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11498 2009-06-29 DJ Delorie <dj@redhat.com>
11500 * doc/install.texi (mep-x-elf): Correct chip's full name.
11502 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11504 * doc/extend.texi: Fix typo.
11506 2009-06-29 Tom Tromey <tromey@redhat.com>
11508 * dwarf2.h: Remove.
11509 * Makefile.in (DWARF2_H): New variable.
11510 (except.o): Use it.
11511 (dwarf2out.o): Likewise.
11512 (dwarf2asm.o): Likewise.
11513 * config/i386/t-i386: Use DWARF2_H.
11514 * except.c: Include elf/dwarf2.h.
11515 * unwind-dw2.c: Include elf/dwarf2.h.
11516 * dwarf2out.c: Include elf/dwarf2.h.
11517 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11518 <dtprel>: New field.
11519 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11520 (size_of_loc_descr): Likewise.
11521 (output_loc_operands_raw): Likewise.
11522 (output_loc_operands): Handle new dtprel field.
11523 (loc_checksum): Update.
11524 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11525 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11526 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11527 * dwarf2asm.c: Include elf/dwarf2.h.
11528 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11529 * config/mmix/mmix.c: Include elf/dwarf2.h.
11530 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11531 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11532 * config/sh/sh.c: Include elf/dwarf2.h.
11533 * config/i386/i386.c: Include elf/dwarf2.h.
11535 2009-06-29 DJ Delorie <dj@redhat.com>
11537 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11539 * doc/extend.texi: Add MeP attributes and pragmas.
11540 * doc/invoke.text: Add MeP Options.
11541 * doc/contrib.texi: Add MeP contribution.
11542 * doc/md.texi: Add MeP constraints.
11543 * doc/install.texi: Add MeP target.
11545 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11547 * target.h (struct gcc_target): Add frame_pointer_required field.
11548 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11549 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11550 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11552 * reload1.c (update_eliminables): (Ditto.).
11553 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11554 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11555 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11557 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11559 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11560 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11561 (arm_frame_pointer_required): New function.
11563 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11564 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11565 (avr_frame_pointer_required_p): Declare as static.
11566 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11568 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11569 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11570 (bfin_frame_pointer_required): Make as static, change return type
11572 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11574 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11575 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11576 (cris_frame_pointer_required): New function.
11578 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11580 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11581 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11582 (fr30_frame_pointer_required): New function.
11584 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11585 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11586 (frv_frame_pointer_required): Make as static, change return type
11588 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11590 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11591 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11592 (ix86_frame_pointer_required): Make as static, change return type to
11594 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11596 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11597 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11599 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11601 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11603 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11605 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11606 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11607 (mips_frame_pointer_required): Make as static.
11608 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11610 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11611 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11612 (mmix_frame_pointer_required): Mew function.
11614 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11615 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11617 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11619 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11621 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11623 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11624 (CAN_ELIMINATE): Redefine.
11625 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11626 (sparc_frame_pointer_required): New function.
11627 (sparc_can_eliminate): New function.
11628 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11630 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11631 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11633 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11634 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11635 (xtensa_frame_pointer_required): Make as static, change return type
11637 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11640 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11642 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11643 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11644 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11645 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11646 (register_callback): Handle PLUGIN_START_UNIT.
11647 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11649 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11651 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11653 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11654 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11656 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11658 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11661 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11663 * doc/extend.texi (Additional Floating Types): __float128 is also
11664 supported on i386 targets.
11666 2009-06-29 Richard Guenther <rguenther@suse.de>
11668 PR middle-end/14187
11669 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11671 (pt_solutions_same_restrict_base): Declare.
11672 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11674 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11675 (make_constraint_from, make_copy_constraint): Move earlier.
11676 (make_constraint_from_heapvar): New function.
11677 (make_constraint_from_restrict): Likewise.
11678 (handle_lhs_call): Use it.
11679 (find_func_aliases): Use it to track conversions to restrict
11680 qualified pointers.
11681 (struct fieldoff): Add only_restrict_pointers flag.
11682 (push_fields_onto_fieldstack): Initialize it.
11683 (create_variable_info_for): Track global restrict qualified pointers.
11684 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11685 Track restrict qualified pointer arguments.
11686 (set_uids_in_ptset): Use varinfo is_global_var flag.
11687 (find_what_var_points_to): Set the vars_contains_restrict flag.
11688 Always create the points-to solution for sets including restrict tags.
11689 (pt_solutions_same_restrict_base): New function.
11690 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11691 qualified pointers use pt_solutions_same_restrict_base as
11692 additional source for disambiguation.
11694 2009-06-29 Richard Guenther <rguenther@suse.de>
11696 PR middle-end/38212
11697 * alias.c (find_base_decl): Remove.
11698 (get_deref_alias_set_1): Remove restrict handling.
11699 * c-common.c (c_apply_type_quals_to_decl): Do not set
11700 DECL_POINTER_ALIAS_SET.
11701 * gimplify.c (find_single_pointer_decl_1): Remove.
11702 (find_single_pointer_decl): Likewise.
11703 (internal_get_tmp_var): Remove restrict handling.
11704 (gimple_regimplify_operands): Likewise.
11705 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11706 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11707 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11708 * tree.c (restrict_base_for_decl): Remove.
11709 (init_ttree): Do not allocate it.
11710 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11711 LABEL_DECL_UID for label decls.
11712 (copy_node_stat): Do not copy restrict information.
11713 (decl_restrict_base_lookup): Remove.
11714 (decl_restrict_base_insert): Likewise.
11715 (print_restrict_base_statistics): Likewise.
11716 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11717 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11718 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11719 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11720 (LABEL_DECL_UID): Adjust.
11721 (DECL_BASED_ON_RESTRICT_P): Remove.
11722 (DECL_GET_RESTRICT_BASE): Likewise.
11723 (SET_DECL_RESTRICT_BASE): Likewise.
11724 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11726 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11727 instead of DECL_POINTER_ALIAS_SET.
11728 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11729 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11730 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11732 2009-06-29 Richard Guenther <rguenther@suse.de>
11734 PR tree-optimization/40579
11735 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11736 the IL to simplify has constants that overflowed.
11738 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11740 PR tree-optimization/40550
11741 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11742 vector_compute_type only when the size of vector_compute_type is
11743 less than the size of type.
11745 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11747 * fold-const.c (contains_label_1): Fix comments.
11748 (contains_label_p): Do not walk trees multiple time.
11750 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11752 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11753 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11754 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11755 ix86_fp_comparison_operator.
11756 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11757 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11758 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11759 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11760 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11761 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11762 (related splits): Change predicate to ix86_fp_comparison_operator.
11763 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11764 instead of ix86_fp_comparison_codes.
11765 (ix86_trivial_fp_comparison_operator,
11766 ix86_fp_comparison_operator): New.
11767 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11768 (ix86_expand_compare): Eliminate last two parameters.
11769 (ix86_fp_jump_nontrivial_p): Kill.
11770 * config/i386/i386.c (put_condition_code): Eliminate call to
11771 ix86_fp_comparison_codes and subsequent assertion.
11772 (ix86_fp_comparison_codes): Eliminate.
11773 (ix86_fp_swap_condition): New.
11774 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11775 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11776 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11777 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11778 and ix86_fp_swap_condition.
11779 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11780 Use ix86_fp_comparison_strategy.
11781 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11782 (ix86_fp_jump_nontrivial_p): Eliminate.
11783 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11784 call to ix86_expand_compare.
11785 (ix86_split_fp_branch, ix86_expand_setcc,
11786 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11787 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11789 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11791 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11792 related to jump_clobbers.
11793 * config/arm/arm.md (conds): Remove jump_clob case.
11794 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11795 splits): Change comparison_operator to arm_comparison_operator.
11796 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11799 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11801 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11802 condition for floating point modes.
11803 * expmed.c (emit_store_flag_1): Move here a bigger part
11804 of emit_store_flag.
11805 (emit_store_flag): Try swapping the condition for floating point
11807 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11809 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11811 * expr.c (expand_expr_real_1): Just use do_store_flag.
11812 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11813 emit_store_flag_force.
11814 * expmed.c (emit_store_flag_force): Copy here trick
11815 previously in expand_expr_real_1. Try reversing the comparison.
11816 (emit_store_flag_1): Work if target is NULL.
11817 (emit_store_flag): Work if target is NULL, using the result mode
11818 from the comparison. Use split_comparison, restructure final part
11819 to simplify conditionals.
11821 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11823 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11824 * dojump.c (do_jump): Change handling of floating-point
11825 ops to use just do_compare_and_jump.
11826 (split_comparison): New.
11827 (do_compare_rtx_and_jump): Add here logic coming previously
11828 in do_jump, using split_comparison.
11830 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11833 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11835 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11837 * tree-ssa-alias.c: Fix unintentional commit.
11839 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11841 * passes.c (execute_one_pass): Fix unintentional commit.
11843 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11845 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11846 (df_rd_local_compute, df_md_local_compute): Inline them.
11848 (df_md_scratch): New.
11849 (df_md_alloc, df_md_free): Allocate/free it.
11850 (df_md_local_compute): Only include live registers in init.
11851 (df_md_transfer_function): Prune the in-set computed by
11852 the confluence function, and the gen-set too.
11854 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11856 PR rtl-optimization/26854
11857 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11858 * df-problems.c (df_rd_add_problem): Fix comment.
11859 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11860 df_md_simulate_artificial_defs_at_top,
11861 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11862 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11863 df_md_transfer_function, df_md_init, df_md_confluence_0,
11864 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11865 problem_MD, df_md_add_problem): New.
11866 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11867 df_md_get_bb_info): New.
11868 (DF_LAST_PROBLEM_PLUS1): Adjust.
11870 * Makefile.in (fwprop.o): Include domwalk.h.
11871 * fwprop.c: Include domwalk.h.
11872 (reg_defs, reg_defs_stack): New.
11873 (bitmap_only_bit_between): Remove.
11874 (process_defs): New.
11875 (process_uses): Use reg_defs and local_md instead of
11876 bitmap_only_bit_between and local_rd.
11877 (single_def_use_enter_block): New, from build_single_def_use_links.
11878 (single_def_use_leave_block): New.
11879 (build_single_def_use_links): Remove code moved to
11880 single_def_use_enter_block, invoke domwalk.
11881 (use_killed_between): Adjust comment.
11883 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11885 * bitmap.h (bitmap_ior_and_into): New.
11886 * bitmap.c (bitmap_ior_and_into): New.
11888 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11890 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11891 before_dom_children_before_stmts and after_dom_children_after_stmts.
11892 Rename the two remaining callbacks to just before_dom_children and
11893 after_dom_children. Remove other GIMPLE statement walking bits.
11894 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11895 * graphite.c: Do not include domwalk.h.
11896 * tree-into-ssa.c (interesting_blocks): New global.
11897 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11898 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11899 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11900 now that they're not domwalk callbacks.
11901 (rewrite_initialize_block): Rename to...
11902 (rewrite_enter_block): ... this, place after called functions. Test
11903 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11904 (rewrite_finalize_block): Rename to...
11905 (rewrite_leave_block): ... this, place after called functions.
11906 (rewrite_update_init_block): Rename to...
11907 (rewrite_update_enter_block): ... this, place after called functions.
11908 Test interesting_blocks, call rewrite_update_stmt and
11909 rewrite_update_phi_arguments.
11910 (rewrite_update_fini_block): Rename to...
11911 (rewrite_leave_block): ... this, place after called functions.
11912 (rewrite_blocks): Remove last argument, simplify initialization of
11914 (mark_def_sites_initialize_block): Rename to...
11915 (mark_def_sites_block): ... this, call mark_def_sites.
11916 (mark_def_sites_blocks): Remove argument, simplify initialization of
11918 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11919 (update_ssa): Likewise.
11920 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11922 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11923 (dom_opt_initialize_block): Rename to...
11924 (dom_opt_enter_block): ... this, place after called functions. Walk
11925 statements here, inline propagate_to_outgoing_edges.
11926 (dom_opt_finalize_block): Rename to...
11927 (dom_opt_leave_block): ... this, place after called functions.
11928 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11930 (dse_enter_block, dse_record_phi): New.
11931 (dse_record_phis): Delete.
11932 (dse_finalize_block): Rename to...
11933 (dse_leave_block): ... this.
11934 (tree_ssa_dse): Simplify initialization of walk_data.
11935 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11936 Adjust initialization of walk_data.
11937 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11938 * tree-ssa-loop-phiopt.c (get_non_trapping):
11939 Adjust initialization of walk_data.
11940 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11941 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11942 it's not a domwalk callback.
11943 (uncprop_initialize_block): Rename to...
11944 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11945 (dse_finalize_block): Rename to...
11946 (dse_leave_block): ... this.
11947 (tree_ssa_uncprop): Simplify initialization of walk_data.
11948 * Makefile.in: Adjust dependencies.
11950 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11952 * arm.md (casesi): Fix test for Thumb1.
11953 (thumb1_casesi_internal_pic): Likewise.
11954 (thumb1_casesi_dispatch): Likewise.
11956 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11958 * config/arm/arm-cores.def: Added core cortex-m0.
11959 * config/arm/arm-tune.md: Regenerated.
11960 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11962 2009-06-26 DJ Delorie <dj@redhat.com>
11964 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11966 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11967 the scheduler doesn't tag jump insns.
11969 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11971 * c-decl.c (merge_decls): Re-indent.
11973 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11976 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11977 Special-case decimal float constants.
11979 2009-06-26 Richard Henderson <rth@redhat.com>
11981 * function.h (struct function): Add cannot_be_copied_reason,
11982 and cannot_be_copied_set.
11983 * tree-inline.c (has_label_address_in_static_1): Rename from
11984 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11985 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11986 don't set inline_forbidden_reason.
11987 (copy_forbidden): New function, split out of inline_forbidden_p.
11988 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11989 (inline_forbidden_p): Use copy_forbidden.
11990 (tree_versionable_function_p): Likewise.
11991 (inlinable_function_p): Merge into tree_inlinable_function_p.
11992 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11993 * ipa-cp.c (ipcp_versionable_function_p): New function.
11994 (ipcp_cloning_candidate_p): Use it.
11995 (ipcp_node_modifiable_p): Likewise.
11997 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11999 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12000 that is marked not to be inlined. Remove flag_mudflap use.
12001 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12002 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12004 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12007 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12008 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12010 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12012 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12014 (__mingwthr_remove_key_dtor): Likewise.
12016 2009-06-26 Richard Guenther <rguenther@suse.de>
12018 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12020 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12022 PR middle-end/40525
12023 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12024 try the non-cond_exec path also.
12026 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12029 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12030 (output_cbranch): Use new functions.
12031 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12034 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12035 Pat Haugen <pthaugen@us.ibm.com>
12036 Revital Eres <ERES@il.ibm.com>
12038 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12039 for %c error. Add %x support to print VSX registers as a unified
12040 register set, instead of separate float and altivec registers.
12041 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12042 %y case, and add support for VSX pre-modify addresses.
12043 (output_toc): Add assert for CONST containing an integer constant
12045 (rs6000_adjust_cost): Add POWER7 support.
12046 (insn_must_be_first_in_group): Ditto.
12047 (insn_must_be_last_in_group): Ditto.
12048 (rs6000_emit_popcount): Ditto.
12049 (rs6000_vector_mode_supported_p): Ditto.
12051 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12052 Change some of the functions called by macros to being called
12053 through a pointer, so debug functions can be inserted if
12054 -mdebug=addr or -mdebug=cost.
12055 (rs6000_preferred_reload_class_ptr): Ditto.
12056 (rs6000_secondary_reload_class_ptr): Ditto.
12057 (rs6000_secondary_memory_needed_ptr): Ditto.
12058 (rs6000_cannot_change_mode_class_ptr): Ditto.
12059 (rs6000_secondary_reload_inner): Ditto.
12060 (rs6000_legitimize_reload_address): Ditto.
12061 (rs6000_legitimize_reload_address_ptr): Ditto.
12062 (rs6000_mode_dependent_address): Ditto.
12063 (rs6000_mode_dependent_address_ptr): Ditto.
12065 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12066 function to return true if the mode allows reg + integer
12068 (virtual_stack_registers_memory_p): New function to return true if
12069 the address refers to a virtual stack register.
12070 (rs6000_legitimate_offset_address_p): Move code to say whether a
12071 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12073 (rs6000_legitimate_address_p): Add checks for modes that only can
12074 do reg+reg addressing. Start adding VSX support.
12075 (rs6000_legitimize_reload_address): Ditto.
12076 (rs6000_legitimize_address): Ditto.
12077 (rs6000_debug_legitimate_address_p): New debug functions for
12078 -mdebug=addr and -mdebug=cost.
12079 (rs6000_debug_rtx_costs): Ditto.
12080 (rs6000_debug_address_costs): Ditto.
12081 (rs6000_debug_adjust_cost): Ditto.
12082 (rs6000_debug_legitimize_address): Ditto.
12083 (rs6000_legitimize_reload_address_ptr): Point to call normal
12084 function or debug function. Make functions called via pointer
12086 (rs6000_mode_dependent_address_ptr): Ditto.
12087 (rs6000_secondary_reload_class_ptr): Ditto.
12088 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12089 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12090 into a friendlier error.
12091 (rs6000_init_builtins): Add initial VSX support.
12092 (rs6000_adjust_cost): Fix some spacing issues.
12094 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12095 (REG_CLASS_NAMES): Ditto.
12096 (REG_CLASS_CONTENTS): Ditto.
12097 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12098 pointer, to add -mdebug=addr support.
12099 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12100 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12101 -mdebug=addr support.
12102 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12103 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12104 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12106 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12108 (bswapsi*): Set attribute types for load/store. Add combiner
12109 patterns to eliminate zero extend on 64-bit.
12110 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12111 stdbrx if the hardware supports those instructions.
12113 2009-06-25 Ian Lance Taylor <iant@google.com>
12115 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12116 (Link Options): Document -static-libstdc++.
12118 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12121 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12122 DATA_ALIGNMENT instead.
12124 2009-06-25 Richard Guenther <rguenther@suse.de>
12126 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12127 indirect references against the callused/escaped solutions.
12128 (call_may_clobber_ref_p_1): Likewise.
12130 2009-06-25 Martin Jambor <mjambor@suse.cz>
12132 PR tree-optimization/40493
12133 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12134 (enum unscalarized_data_handling): New type.
12135 (handle_unscalarized_data_in_subtree): Return what has been done.
12136 (load_assign_lhs_subreplacements): Handle left flushes differently.
12137 (sra_modify_assign): Use unscalarized_data_handling, simplified
12138 condition determining whether to remove the statement.
12140 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12142 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12143 excerpt - @ should be doubled for texinfo.
12145 2009-06-24 Ian Lance Taylor <iant@google.com>
12147 * config/arc/arc.c: Include "df.h".
12148 (arc_attribute_table): Make static. Move higher in file.
12149 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12150 (output_shift): Initialize n later to avoid warning.
12151 * config/arm/arm.c (arm_attribute_table): Make static. Move
12153 * config/avr/avr.c (avr_attribute_table): Make static. Move
12155 (reg_class_tab): Change array type from int to enum reg_class.
12156 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12158 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12159 (lshrhi3_out): Likewise.
12160 (class_likely_spilled_p): Change return type to bool.
12161 (avr_rtx_costs): Use local code variable with enum type.
12162 * config/avr/avr.md (movmemhi): Use add_reg_note.
12163 (andhi3, andsi3): Don't use AS2 with "and".
12164 (iorhi3, iorsi3): Don't use AS2 with "or".
12165 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12166 * config/crx/crx.c: Include "df.h".
12167 (crx_attribute_table): Make static.
12168 * config/m32r/m32r.c: Include "df.h".
12169 (m32r_attribute_table): Make static. Move higher in file.
12170 (pop): Use add_reg_note.
12171 (block_move_call): Change 0 to LCT_NORMAL in function call.
12172 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12173 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12174 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12175 declare, not just when TREE_CODE is defined.
12176 * config/m68hc11/m68hc11.c: Include "expr.h".
12177 (m68hc11_attribute_table): Make static. Move higher in file.
12178 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12180 (m68hc11_register_indirect_p): Likewise.
12181 (m68hc11_function_arg_padding): Change return type to enum
12183 (emit_move_after_reload): Use add_reg_note.
12184 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12185 (m68hc11_split_logical): Likewise.
12186 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12188 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12189 to VOIDmode in function call.
12190 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12192 (m68hc11_split_logical): Update declaration.
12193 (m68hc11_function_arg_padding): Update declaration.
12194 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12195 to array of enum reg_class.
12196 (mcore_attribute_table): Make static. Move higher in file.
12197 (mcore_rtx_costs): Add cast to enum type.
12198 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12199 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12200 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12202 * config/sh/predicates.md (trapping_target_operand): Rename and to
12204 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12206 * config/spu/spu.c (spu_attribute_table): Make static. Move
12208 * config/v850/v850.c (v850_attribute_table): Make static. Move
12210 (v850_rtx_costs): Use local code with enum type.
12211 (expand_epilogue): Add cast.
12212 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12214 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12217 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12218 -m2a-single-only and -m2a-nofpu.
12219 * config/sh/sh.opt: Document m2a generates FPU code.
12221 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12223 * defaults.h (CAN_ELIMINATE): Provide default.
12224 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12225 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12226 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12227 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12228 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12229 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12230 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12231 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12232 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12233 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12235 2009-06-24 DJ Delorie <dj@redhat.com>
12237 * mep-ext-cop.cpu: Fix copyright notice.
12238 * mep-default: Fix copyright notice.
12239 * mep-core: Fix copyright notice.
12240 * mep: Fix copyright notice.
12241 * mep-ivc2: Fix copyright notice.
12242 * mep-c5: Fix copyright notice.
12244 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12246 * doc/contrib.texi (Contributors):
12248 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12250 PR middle-end/40501
12251 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12252 src and dst operands if necessary.
12254 2009-06-23 DJ Delorie <dj@redhat.com>
12257 * config.gcc: Add mep support.
12258 * recog.c: Resurrect validate_replace_rtx_subexp().
12259 * recog.h: Likewise.
12260 * config/mep/: Add new port:
12261 * config/mep/constraints.md: New file.
12262 * config/mep/default.h: New file.
12263 * config/mep/intrinsics.h: New file.
12264 * config/mep/intrinsics.md: New file.
12265 * config/mep/ivc2-template.h: New file.
12266 * config/mep/mep-c5.cpu: New file.
12267 * config/mep/mep-core.cpu: New file.
12268 * config/mep/mep-default.cpu: New file.
12269 * config/mep/mep-ext-cop.cpu: New file.
12270 * config/mep/mep-intrin.h: New file.
12271 * config/mep/mep-ivc2.cpu: New file.
12272 * config/mep/mep-lib1.asm: New file.
12273 * config/mep/mep-lib2.c: New file.
12274 * config/mep/mep-pragma.c: New file.
12275 * config/mep/mep-protos.h: New file.
12276 * config/mep/mep-tramp.c: New file.
12277 * config/mep/mep.c: New file.
12278 * config/mep/mep.cpu: New file.
12279 * config/mep/mep.h: New file.
12280 * config/mep/mep.md: New file.
12281 * config/mep/mep.opt: New file.
12282 * config/mep/predicates.md: New file.
12283 * config/mep/t-mep: New file.
12285 2009-06-23 Ian Lance Taylor <iant@google.com>
12287 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12288 from loose_warn into c_loose_warn and from strict_warn into
12289 c_strict_warn. Set and substitute warn_cxxflags. Check for
12290 --enable-build-with-cxx. Set and substitute
12291 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12292 * Makefile.in (CXXFLAGS): New variable.
12293 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12294 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12295 the default is the same as $(STRICT_WARN).
12296 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12297 (CXX): New variable.
12298 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12299 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12300 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12301 (HOST_LIBS): New variable.
12302 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12303 (ALL_CXXFLAGS): New variable.
12304 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12305 * doc/install.texi (Configuration): Document
12306 --enable-build-with-cxx, --with-stage1-ldflags,
12307 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12308 * configure: Rebuild.
12310 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12312 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12313 from previous commit.
12315 2009-06-23 Ian Lance Taylor <iant@google.com>
12317 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12319 2009-06-23 Ian Lance Taylor <iant@google.com>
12321 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12322 with ATTRIBUTE_UNUSED.
12324 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12325 Pat Haugen <pthaugen@us.ibm.com>
12326 Revital Eres <eres@il.ibm.com>
12328 * config.in (HAVE_AS_POPCNTD): Add default definition.
12329 (HAVE_AS_LWSYNC): Ditto.
12331 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12333 (gcc_cv_as_powerpc_cmpb): Ditto.
12334 (gcc_cv_as_powerpc_dfp): Ditto.
12335 (gcc_cv_as_powerpc_vsx): Ditto.
12336 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12337 supporting the popcntd/lwsync instructions.
12338 (gcc_cv_as_powerpc_lwsync): Ditto.
12339 * configure: Regenerate.
12341 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12342 -mcpu=native and -mcpu=power7.
12343 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12345 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12346 a variable instead of a mask to reduce the number of mask bits.
12347 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12348 (-mbit-word): Ditto.
12349 (-mregnames): Ditto.
12350 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12351 (-mfused-madd): Ditto.
12353 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12355 (-mvsx): New switch for VSX instructions.
12356 (-misel): Move from a variable to a mask to allow it to be set by
12359 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12360 function declaration to an array declaration.
12361 (rs6000_hard_regno_nregs): New external array declaration.
12363 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12364 files included by rs6000.md.
12366 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12367 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12369 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12371 (rs6000_debug_reg): New -mdebug= variables.
12372 (rs6000_debug_addr): Ditto.
12373 (rs6000_debug_cost): Ditto.
12374 (rs6000_pmode): New variable to hold Pmode.
12375 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12376 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12377 calculated at compiler start.
12378 (rs6000_hard_regno_nregs): Change function to an array which holds
12379 HARD_REGNO_NREGS calculated at compiler start.
12380 (rs6000_explicit_options): Delete isel field.
12381 (rs6000_vector_unit): New array to hold which vector unit
12382 supports arithmetic options for a given type.
12383 (rs6000_vector_mem): New array to hold which vector unit supports
12384 memory reference operations for a given type.
12385 (rs6000_vector_align): New array to given the alignment of each
12387 (power7_cost): New basic costs for power7.
12388 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12389 (rs6000_hard_regno_nregs_internal): New function, moved from
12390 HARD_REGNO_NREGS, to calculate the number of registers each hard
12391 register takes for each type.
12392 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12393 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12394 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12395 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12396 unit information here so it is calculated once at compiler startup
12398 (rs6000_override_options): Make -misel a target mask. Add more
12399 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12400 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12402 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12403 (rs6000_handle_option): Move -misel from variable to target mask.
12404 (rs6000_builtin_mask_for_load): Add VSX support.
12405 (rs6000_conditional_register_usage): Ditto.
12406 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12407 (function_arg_boundary): Ditto.
12408 (rs6000_expand_builtin): Ditto.
12409 (def_builtin): Make abort message a little friendlier.
12410 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12412 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12413 assembler support the popcntd instruction instead of a vsx
12414 instruction to enable power7 support.
12415 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12416 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12417 option to the assembler if -mcpu=native.
12418 (ASM_CPU_NATIVE_SPEC): Ditto.
12419 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12421 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12422 the lwsync instruction.
12423 (enum processor_type): Add PROCESSOR_POWER7.
12424 (rs6000_debug_reg): New -mdebug= options.
12425 (rs6000_debug_addr): Ditto.
12426 (rs6000_debug_cost): Ditto.
12427 (rs6000_isel): Delete.
12428 (enum rs6000_vector): New enum to say what vector unit we have.
12429 (VECTOR_UNIT_*): New macros to say which vector unit has
12430 arithmetic operations for a given type.
12431 (VECTOR_MEM_*): New macros to say which vector unit has memory
12432 operations for a given type.
12433 (TARGET_LDBRX): Whether the machine supports the ldbrx
12435 (TARGET_ISEL): Delete, -misel moved to be a mask.
12436 (TARGET_ISEL64): New macro for 64-bit isel support.
12437 (UNITS_PER_VSX_WORD): New macro.
12438 (POINTER_SIZE): Move to be an external variable, rather than
12439 calculating whether we are generating 32 ot 64-bit code.
12441 (STACK_BOUNDARY): Add VSX support.
12442 (LOCAL_ALIGNMENT): Ditto.
12443 (SLOW_UNALIGNED_ACCESS): Ditto.
12444 (VSX_REGNO_P): New macro for VSX support.
12445 (VFLOAT_REGNO_P): Ditto.
12446 (VINT_REGNO_P): Ditto.
12447 (VLOGICAL_REGNO_P): Ditto.
12448 (VSX_VECTOR_MODE): Ditto.
12449 (VSX_SCALAR_MODE): Ditto.
12451 (VSX_MOVE_MODE): Ditto.
12452 (VSX_REG_CLASS_P): Ditto.
12453 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12455 (UNITS_PER_SIMD_WORD): Add VSX support.
12456 (MODES_TIEABLE_P): Ditto.
12457 (STARTING_FRAME_OFFSET): Ditto.
12458 (STACK_DYNAMIC_OFFSET): Ditto.
12459 (EPILOGUE_USES): Ditto.
12460 (REGNO_REG_CLASS): Move to array lookup.
12461 (CLASS_MAX_NREGS): Ditto.
12462 (rs6000_vector_reg_class): Add declaration.
12463 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12464 overlap with the floating point and Altivec registers.
12466 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12468 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12469 give the appropriate asm switches if -mcpu=native.
12470 (host_detect_local_cpu): Add support for "asm".
12471 (host_detect_local_cpu): Follow GNU code guidelines for name.
12473 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12474 -mbit-word to a variable instead of being a target mask.
12476 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12477 emit the lwsync instruction instead of emitting the instruction as
12478 an integer constant.
12480 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12481 fixuns_trundfsi2, move expander into rs6000.md.
12483 * config/rs6000/rs6000.md (cpu): Add power7.
12484 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12485 (logical predicate patterns): Change the single instruction
12486 primitives that set CR0 to be fast_compare instead of compare.
12488 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12489 (popcntddi2): Ditto.
12490 (popcount<mode>): Ditto.
12491 (floating multiply/add insns): Name the floating point
12492 multiply/add insns.
12493 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12494 (isel_unsigned_<mode>): Ditto.
12495 (fixuns_trundfsi2): Move expander here from spe.md.
12496 (smindi3): Define if we have -misel on 64-bit systems.
12501 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12503 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12505 * config/avr/avr.c (avr_current_device): New variable.
12506 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12507 (avr_arch, mcu_type_s): Move to avr.h.
12508 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12509 default_data_section_start fields.
12510 (avr_arch): Moved from avr.c.
12511 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12512 library_name fields.
12513 (avr_current_device, avr_mcu_types, avr_arch_types,
12514 avr_device_to_arch, avr_device_to_data_start,
12515 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12516 (EXTRA_SPEC_FUNCTIONS): Define.
12517 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12518 options mapping. Use device_to_arch and device_to_data_start insted.
12519 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12520 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12521 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12522 * config/avr/driver-avr.c: New file.
12523 * config/avr/avr-devices.c: New file.
12525 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12527 * var-tracking.c (unshare_variable): Force initialized to
12528 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12529 (set_variable_part): Likewise.
12530 (struct variable_union_info): Remove pos_src field.
12531 (vui_vec, vui_allocated): New variables.
12532 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12533 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12534 == 1 use a simpler sorting algorithm. Compute pos field right
12535 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12536 Avoid quadratic comparison if !flag_var_tracking_uninit.
12537 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12538 unshare_variable unconditionally.
12539 (dataflow_set_different_2): Removed.
12540 (dataflow_set_different): Don't traverse second hash table.
12541 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12542 unconditionally to var_reg_set or var_mem_set.
12543 (emit_notes_in_bb): Likewise.
12544 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12546 (emit_note_insn_var_location): Don't set initialized to
12547 VAR_INIT_STATUS_INITIALIZED early.
12548 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12550 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12552 * tree-object-size.c (addr_object_size): Instead of checking
12553 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12554 are no FIELD_DECLs following it.
12556 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12558 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12559 order to match bswaps with signed source operands.
12561 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12563 * sdbout.c (sdbout_one_type): Fix braces in switch.
12565 2009-06-23 Richard Guenther <rguenther@suse.de>
12567 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12569 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12570 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12571 var_callused, callused_tree, var_storedanything, storedanything_tree,
12572 var_integer, integer_tree): Remove global variables.
12573 (new_var_info): Do not pass new id, append the new var to the
12574 global variable vector.
12575 (do_ds_constraint): Use is_global_var member of the variable-info.
12576 (new_scalar_tmp_constraint_exp): Adjust.
12577 (create_function_info_for): Likewise.
12578 (create_variable_info_for): Likewise.
12579 (find_what_var_points_to): Remove dead code.
12580 (init_base_vars): Simplify.
12581 (compute_points_to_sets): Adjust.
12583 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12585 * combine.c (try_combine): Dump information about the insns we're
12588 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12590 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12591 check when calling force_to_mode on TRUNCATE's operand.
12593 2009-06-22 Ian Lance Taylor <iant@google.com>
12595 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12597 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12599 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12601 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12603 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12604 override library linkage flags such as -static-libgcc or
12607 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12609 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12611 2009-06-22 Ian Lance Taylor <iant@google.com>
12613 * config/linux.opt: Put mglibc ahead of muclibc.
12615 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12616 for duplicate decls.
12618 2009-06-22 Matthias Klose <doko@ubuntu.com>
12620 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12622 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12625 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12626 instead of NULL if a parser error occurs.
12628 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12630 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12631 non-DWARF2_DEBUGGING_INFO version.
12633 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12635 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12636 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12638 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12639 (LIBGCC2_TF_CEXT): Define.
12642 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12645 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12647 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12649 * config/arm/arm.c (arm_override_options): Disable
12650 -mcaller-super-interworking and -mcallee-super-interworking.
12651 * doc/invoke.texi (ARM Options): Document this.
12653 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12655 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12656 * config/arm/constraints.md (j): New constraint for movw operands.
12657 (N): Remove thumb2 meaning.
12658 * config/arm/arm.md (*arm_movw): Delete.
12659 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12660 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12661 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12663 2009-06-22 Martin Jambor <mjambor@suse.cz>
12665 PR tree-optimization/40492
12666 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12667 build_ref_for_offset.
12669 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12671 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12672 JUMP_TABLE_DATA_P predicates where applicable.
12673 * auto-inc-dec.c: Ditto.
12674 * builtins.c: Ditto.
12675 * caller-save.c: Ditto.
12677 * cfgcleanup.c: Ditto.
12678 * cfglayout.c: Ditto.
12680 * combine.c: Ditto.
12681 * combine-stack-adj.c: Ditto.
12685 * df-scan.c: Ditto.
12687 * dwarf2asm.c: Ditto.
12688 * dwarf2out.c: Ditto.
12689 * emit-rtl.c: Ditto.
12695 * function.c: Ditto.
12698 * genpreds.c: Ditto.
12699 * genrecog.c: Ditto.
12701 * ira-costs.c: Ditto.
12702 * ira-lives.c: Ditto.
12704 * loop-iv.c: Ditto.
12705 * lower-subreg.c: Ditto.
12706 * modulo-sched.c: Ditto.
12708 * postreload.c: Ditto.
12709 * print-rtl.c: Ditto.
12711 * reginfo.c: Ditto.
12712 * regmove.c: Ditto.
12713 * reload1.c: Ditto.
12716 * rtlanal.c: Ditto.
12718 * sched-vis.c: Ditto.
12720 * sel-sched-ir.c: Ditto.
12721 * simplify-rtx.c: Ditto.
12722 * targhooks.c: Ditto.
12723 * var-tracking.c: Ditto.
12724 * vmsdbgout.c: Ditto.
12726 2009-06-22 Matthias Klose <doko@ubuntu.com>
12728 * Makefile.in (install-plugin): Always use DESTDIR.
12730 2009-06-22 Olivier Hainque <hainque@adacore.com>
12732 * config/pa/pa.c (output_call): Don't optimize post call jumps
12733 into return address adjustments if the call may throw.
12735 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12737 * arm.c (thumb1_output_casesi): New function.
12738 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12739 optimizing for size or PIC.
12740 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12741 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12742 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12743 (thumb1_casesi_internal_pic): New expand rule.
12744 (thumb1_casesi_dispatch): New pattern.
12745 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12747 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12748 in the text seciton when PIC or optimizing for size.
12749 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12750 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12751 preservation properties of code.
12752 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12753 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12754 (__gnu_thumb1_case_si): New function.
12755 * t-arm (LIB1ASMSRC): Define here.
12756 (LIB1ASMFUNCS): Add some common functions.
12757 * t-arm-elf (LIB1ASMSRC): Delete.
12758 (LIB1ASMFUNCS): Append to existing set.
12759 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12760 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12761 * t-symbian (LIB1ASMFUNCS): Likewise.
12762 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12763 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12765 2009-06-21 Richard Guenther <rguenther@suse.de>
12767 PR tree-optimization/38729
12768 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12769 to loops with a single exit if -fno-expensive-optimizations.
12771 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12773 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12774 (dataflow_set): Change vars type from htab_t to shared_hash.
12775 (shared_hash_pool, empty_shared_hash): New variables.
12776 (vars_clear): Removed.
12777 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12778 shared_hash_find_slot_unshare, shared_hash_find_slot,
12779 shared_hash_find_slot_noinsert, shared_hash_find): New
12781 (shared_hash_unshare, shared_hash_destroy): New functions.
12782 (unshare_variable): Unshare set->vars if shared, use
12784 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12785 (get_init_value, find_src_set_src, dump_dataflow_set,
12786 clobber_variable_part, emit_notes_for_differences): Use
12788 (dataflow_set_init): Remove second argument, set vars to
12789 empty_shared_hash instead of creating a new htab.
12790 (dataflow_set_clear): Call shared_hash_destroy and set vars
12791 to empty_shared_hash instead of calling vars_clear.
12792 (dataflow_set_copy): Don't call vars_copy, instead just share
12793 the src htab with dst.
12794 (variable_union): Use shared_hash_*, use initially NO_INSERT
12795 lookup if set->vars is shared. Don't keep slot cleared before
12796 calling unshare_variable. Unshare set->vars if needed.
12797 Even ->refcount == 1 vars must be unshared if set->vars is shared
12798 and var needs to be modified.
12799 (variable_canonicalize): New function.
12800 (dataflow_set_union): If dst->vars is empty, just share src->vars
12801 with dst->vars and traverse with variable_canonicalize to canonicalize
12802 and unshare what is needed.
12803 (dataflow_set_different): If old_set and new_set use the same shared
12804 htab, they aren't different. If number of htab elements is different,
12805 htabs are different. Use shared_hash_*.
12806 (dataflow_set_destroy): Call shared_hash_destroy instead of
12808 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12809 second argument to dataflow_set_init.
12810 (vt_initialize): Likewise. Initialize shared_hash_pool and
12811 empty_shared_hash, move bb in/out initialization afterwards.
12812 Use variable_htab_free instead of NULL as changed_variables del hook.
12813 (variable_was_changed): Change type of second argument to pointer to
12814 dataflow_set. When inserting var into changed_variables, bump
12815 refcount. Unshare set->vars if set is shared htab and slot needs to
12817 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12818 lookup if set->vars is shared. Unshare set->vars if needed.
12819 Even ->refcount == 1 vars must be unshared if set->vars is shared
12820 and var needs to be modified. Adjust variable_was_changed caller.
12821 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12822 vars must be unshared if set->vars is shared and var needs to be
12823 modified. Adjust variable_was_changed caller.
12824 (emit_note_insn_var_location): Don't pool_free var.
12825 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12827 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12828 free_alloc_pool on shared_hash_pool.
12830 2009-06-20 Anthony Green <green@moxielogic.com>
12832 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12833 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12835 2009-06-20 Richard Guenther <rguenther@suse.de>
12837 * tree-ssa-structalias.c (find_func_aliases): For memset use
12838 a constraint from NULL if we memset to zero.
12839 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12840 we explicitly handle that do not read from memory.
12841 (call_may_clobber_ref_p_1): Properly handle builtins that may
12844 2009-06-20 Richard Guenther <rguenther@suse.de>
12846 PR tree-optimization/40495
12847 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12848 (new_scalar_tmp_constraint_exp): New function.
12849 (process_constraint): Do not create temporary decls.
12850 (process_all_all_constraints): Likewise.
12851 (handle_const_call): Likewise.
12852 (create_function_info_for): Do not set decl.
12854 2009-06-19 Ian Lance Taylor <iant@google.com>
12856 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12857 (rs6000_attribute_table): Make static; move before use.
12859 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12861 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12862 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12863 Propagate the TREE_READONLY flag without overwriting it.
12864 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12865 Propagate the TREE_READONLY flag onto the result.
12866 (process_call_operands): Move around. Use correct constant value.
12868 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12871 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12872 * config/arm/arm.md: Likewise.
12874 2009-06-19 Ian Lance Taylor <iant@google.com>
12876 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12877 to GIMPLE_ERROR_MARK.
12879 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12880 op2_original_type parameters. Warn about using different enum types.
12881 * c-parser.c (c_parser_conditional_expression): Pass original
12882 types to build_conditional_expr.
12883 * c-tree.h (build_conditional_expr): Update declaration.
12885 2009-06-19 Ian Lance Taylor <iant@google.com>
12887 * config/i386/i386.c (ix86_function_specific_save): Test that
12888 fields match values, rather than testing the values are in a
12891 2009-06-19 Richard Guenther <rguenther@suse.de>
12893 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12894 ADDR_EXPR pointers.
12895 (ptr_derefs_may_alias_p): Likewise.
12896 (ptr_deref_may_alias_ref_p_1): New function.
12897 (ptr_deref_may_alias_ref_p): Likewise.
12898 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12899 covered by looking at the ESCAPED solution.
12900 (call_may_clobber_ref_p_1): Likewise.
12901 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12902 Handle NULL_TREE offset. Do not produce redundant constraints.
12903 (process_all_all_constraints): New helper function.
12904 (do_structure_copy): Use it.
12905 (handle_lhs_call): Likewise.
12906 (find_func_aliases): Handle some builtins with pointer arguments
12907 and/or return values explicitly.
12909 2009-06-19 Ian Lance Taylor <iant@google.com>
12911 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12913 2009-06-19 Ian Lance Taylor <iant@google.com>
12915 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12917 2009-06-19 Ian Lance Taylor <iant@google.com>
12919 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12920 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12923 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12924 uninitialized const.
12926 2009-06-19 Ian Lance Taylor <iant@google.com>
12928 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12931 * c-decl.c (in_struct, struct_types): Remove.
12932 (struct c_binding): Add in_struct field.
12933 (c_binding_ptr): Define type, along with VEC.
12934 (struct c_struct_parse_info): Define.
12935 (struct_parse_info): New static variable.
12936 (bind): Initialize in_struct field.
12937 (start_struct): Remove enclosing_in_struct and
12938 enclosing_struct_types parameters. Add
12939 enclosing_struct_parse_info parameter. Change all callers. Set
12940 struct_parse_info rather than in_struct and struct_types.
12941 (grokfield): If -Wc++-compat and there is a symbol binding for the
12942 field name, set the in_struct flag and push it on the
12943 struct_parse_info->fields vector.
12944 (warn_cxx_compat_finish_struct): New static function.
12945 (finish_struct): Remove enclosing_in_struct and
12946 enclosing_struct_types parameters. Add
12947 enclosing_struct_parse_info parameter. Change all callers. Don't
12948 set C_TYPE_DEFINED_IN_STRUCT here. Call
12949 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12950 parameter. Only push on struct_types if warn_cxx_compat.
12951 (finish_enum): Only push on struct_types if warn_cxx_compat.
12952 (declspecs_add_type): Add loc parameter. Change all callers.
12953 Change all error calls to error_at. Pass loc, not input_location,
12954 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12955 defined in a struct. If -Wc++-compat and parsing a struct, record
12956 that a typedef name was used.
12957 * c-parser.c (c_parser_declspecs): Get location to pass to
12958 declspecs_add_type.
12959 (c_parser_struct_or_union_specifier): Update calls to start_struct
12961 * c-tree.h (struct c_struct_parse_info): Declare.
12962 (finish_struct, start_struct): Update declarations.
12963 (declspecs_add_type): Update declaration.
12965 2009-06-19 Ian Lance Taylor <iant@google.com>
12967 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12968 variable with an anonymous type.
12970 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12972 * see.c: Remove for real.
12974 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12976 * optabs.h (enum optab_index): Add new OTI_significand.
12977 (significand_optab): Define corresponding macro.
12978 * optabs.c (init_optabs): Initialize significand_optab.
12979 * genopinit.c (optabs): Implement significand_optab using
12980 significand?f2 patterns.
12981 * builtins.c (expand_builtin_mathfn): Handle
12982 BUILT_IN_SIGNIFICAND{,F,L}.
12983 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12984 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12986 * config/i386/i386.md (significandxf2, significand<mode>2): New
12987 expanders to implement significandf, significand and significandl
12988 built-ins as inline x87 intrinsics.
12990 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12992 * config/avr/avr.c (avr_override_options): Remove setting value of
12993 PARAM_INLINE_CALL_COST.
12995 2009-06-18 Richard Henderson <rth@redhat.com>
12998 * tree-pass.h (TDF_ASMNAME): New.
12999 * tree-dump.c (dump_options): Add asmname.
13000 * doc/invoke.texi: Document it.
13002 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13003 (dump_decl_name): ...here.
13004 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13005 (dump_generic_node): Update dump_function_name calls.
13006 (print_call_name): New flags arg; update all dump calls.
13007 * diagnostic.h (print_call_name): Update.
13008 * gimple-pretty-print.c (dump_gimple_call): Update.
13010 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13013 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13015 2009-06-18 Diego Novillo <dnovillo@google.com>
13017 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13018 * plugin.c (str_license): Declare.
13019 (try_init_one_plugin): Assert that the symbol
13020 'plugin_is_GPL_compatible' exists.
13022 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13025 * Makefile.in (OBJS-common): Remove see.o.
13027 * common.opt (fsee): Mark as preserved for backward compatibility.
13028 * opts.c (common_handle_option): Add OPT_fsee to the backward
13029 compatibility section.
13030 * passes.c (init_optimization_passes, pass_see): Remove pass.
13031 * timevar.def (TV_SEE): Remove.
13032 * tree-pass.h (pass_see): Remove declaration.
13033 * doc/invoke.texi (-fsee): Remove documentation.
13035 2009-06-18 Martin Jambor <mjambor@suse.cz>
13037 * tree-sra.c: Include statistics.h
13038 (sra_stats): New variable.
13039 (sra_initialize): Clear sra_stats.
13040 (create_access_replacement): Increment sra_stats.replacements.
13041 (get_access_replacement): Do not return twice.
13042 (analyze_all_variable_accesses): Increment statistics counter by the
13043 number of scalarized aggregates.
13044 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13045 (sra_modify_expr): Increment sra_stats.exprs.
13046 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13047 (sra_modify_assign): Increment sra_stats.exprs,
13048 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13049 (perform_intra_sra): Update statistics counters.
13050 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13052 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13054 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13055 (arm_scalar_mode_supported_p): New function.
13057 2009-06-18 Paul Brook <paul@codesourcery.com>
13058 Sandra Loosemore <sandra@codesourcery.com>
13060 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13061 (__extendhfsf2, __truncsfhf2): Define.
13062 * config/arm/fp16.c: New file.
13063 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13064 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13066 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13068 * doc/extend.texi (Half-Precision): New section.
13069 * doc/invoke.texi (Option Summary): List -mfp16-format.
13070 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13071 * config/arm/arm.opt (mfp16-format=): New.
13072 * config/arm/arm.c: Include intl.h.
13073 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13074 (TARGET_INVALID_RETURN_TYPE): Redefine.
13075 (TARGET_PROMOTED_TYPE): Redefine.
13076 (TARGET_CONVERT_TO_TYPE): Redefine.
13077 (arm_fp16_format): Define.
13078 (all_fpus): Add entry for neon-fp16.
13079 (fp_model_for_fpu): Likewise.
13080 (struct fp16_format): Declare.
13081 (all_fp16_formats): Define.
13082 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13084 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13086 (arm_legitimate_index_p): Treat HFmode like HImode.
13087 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13088 (coproc_secondary_reload_class): Special-case HFmode.
13089 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13090 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13091 (arm_init_fp16_builtins): New.
13092 (arm_init_builtins): Call it.
13093 (arm_invalid_parameter_type): New.
13094 (arm_invalid_return_type): New.
13095 (arm_promoted_type): New.
13096 (arm_convert_to_type).
13097 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13099 (arm_emit_fp16_const): New function.
13100 (arm_mangle_type): Mangle __fp16 as "Dh".
13101 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13103 (TARGET_NEON_FP16): New.
13104 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13105 (enum fputype): Add FPUTYPE_NEON_FP16.
13106 (enum arm_fp16_format_type): Declare.
13107 (arm_fp16_format): Declare.
13108 (LARGEST_EXPONENT_IS_NORMAL): Define.
13109 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13110 * config/arm/arm-modes.def (HFmode): Define.
13111 * config/arm/vfp.md: (*movhf_vfp): New.
13112 (extendhfsf2): New.
13114 * config/arm/arm.md: (fpu): Add neon_fp16.
13115 (floatsihf2, floatdihf2): New.
13116 (fix_trunchfsi2, fix_trunchfdi2): New.
13118 (extendhfdf2): New.
13120 (*arm32_movhf): New.
13121 (*thumb1_movhf): New.
13122 (consttable_2): Add check for HFmode constants.
13123 (consttable_4): Handle HFmode constants.
13125 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13127 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13129 2009-06-17 Olivier Hainque <hainque@adacore.com>
13131 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13132 const char ** conversion in AIX specific section.
13134 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13136 * config/i386/i386.c (ix86_special_builtin_type): Remove
13137 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13138 (bdesc_special_args): Updated.
13139 (ix86_init_mmx_sse_builtins): Likewise.
13140 (ix86_expand_special_args_builtin): Likewise.
13142 2009-06-17 Richard Henderson <rth@redhat.com>
13144 * tree-pretty-print.c (maybe_dump_asm_name): New.
13145 (dump_decl_name): Use it.
13146 (PRINT_FUNCTION_NAME): Merge into...
13147 (dump_function_name): ... here. Use maybe_dump_asm_name.
13149 2009-06-17 Cary Coutant <ccoutant@google.com>
13151 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13153 * debug.c (struct gcc_debug_hooks): Change placeholder for
13155 (debug_nothing_int_charstar_int): Replaced by...
13156 (debug_nothing_int_charstar_int_bool): ...this.
13157 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13158 source_line prototype.
13159 (debug_nothing_int_charstar_int): Replaced by...
13160 (debug_nothing_int_charstar_int_bool): ...this.
13161 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13162 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13163 Output is_stmt operand when necessary.
13164 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13165 (notice_source_line): Add is_stmt parameter.
13166 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13167 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13169 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13170 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13172 2009-06-17 Ian Lance Taylor <iant@google.com>
13174 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13176 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13179 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13181 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13182 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13183 tree_strip_sign_nop_conversions and
13184 tree_ssa_strip_useless_type_conversions rather than stripping
13185 the operations here.
13186 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13188 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13189 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13190 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13191 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13194 2009-06-17 Michael Eager <eager@eagercon.com>
13196 * config/rs6000/constraints.md (register_constraint "d"): New.
13197 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13198 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13199 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13200 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13201 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13202 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13203 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13204 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13205 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13206 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13208 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13209 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13210 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13211 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13212 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13213 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13214 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13215 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13216 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13217 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13218 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13219 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13220 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13221 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13223 2009-06-16 Ian Lance Taylor <iant@google.com>
13225 * profile.c (total_num_never_executed): Don't define.
13226 (compute_branch_probabilities): Don't count or print
13227 num_never_executed.
13228 (init_branch_prob): Don't set total_num_never_executed.
13229 (end_branch_prob): Don't print total_num_never_executed.
13231 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13233 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13235 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13237 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13238 (nabstd2_fpr): Same.
13240 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13242 * expr.c (expand_assignment): Change complex type check.
13244 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13246 * doc/plugins.texi (Building GCC plugins): Added new section.
13248 2009-06-17 Ian Lance Taylor <iant@google.com>
13250 * c-pch.c (get_ident): Don't set size of templ array.
13251 (pch_init): Don't set size of partial_pch array.
13253 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13254 string constant to intialize an array whose size is the length of
13257 2009-06-17 Richard Guenther <rguenther@suse.de>
13259 PR tree-optimization/40389
13260 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13261 to addressable types.
13262 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13264 2009-06-17 Richard Guenther <rguenther@suse.de>
13266 PR middle-end/40460
13267 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13268 if there is no evolution of left in the loop bail out.
13269 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13270 chrec_fold_multiply.
13272 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13273 Janis Johnson <janis187@us.ibm.com>
13276 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13277 for the symbol ref of a constant that is the source of a move
13278 - nor for any other not-obvious-label-ref constants.
13280 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13282 * plugin.c (position_pass): Skip newly inserted pass during list
13283 traversal to avoid repeated insertion.
13285 2009-06-16 Ian Lance Taylor <iant@google.com>
13287 * vec.h (VEC_stack_alloc): Define different version if
13288 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13289 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13290 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13291 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13293 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13295 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13297 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13298 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13299 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13300 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13301 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13302 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13303 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13304 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13305 __builtin_ia32_rdtscp.
13306 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13307 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13308 and __builtin_ia32_rorhi.
13309 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13310 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13311 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13312 (ix86_expand_args_builtin): Likewise.
13313 (ix86_expand_special_args_builtin): Likewise.
13315 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13316 (UNSPECV_RDTSC): Likewise.
13317 (UNSPECV_RDPMC): Likewise.
13318 (*bsr): Renamed to ...
13320 (*bsr_rex64): Renamed to ...
13323 (*rdpmc): Likewise.
13324 (*rdpmc_rex64): Likewise.
13326 (*rdtsc): Likewise.
13327 (*rdtsc_rex64): Likewise.
13328 (rdtscp): Likewise.
13329 (*rdtscp): Likewise.
13330 (*rdtscp_rex64): Likewise.
13332 * config/i386/ia32intrin.h: New.
13334 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13336 2009-06-16 Ian Lance Taylor <iant@google.com>
13338 * ira-build.c (copy_info_to_removed_store_destinations):
13339 Initialize parent_a.
13341 2009-06-16 Ian Lance Taylor <iant@google.com>
13343 * c-decl.c (grokdeclarator): Change size_varies to bool.
13345 2009-06-16 Ian Lance Taylor <iant@google.com>
13347 * sel-sched.c: Make forward declarations of move_op_hooks and
13348 fur_hooks explicitly extern.
13350 2009-06-16 Ian Lance Taylor <iant@google.com>
13352 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13353 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13355 2009-06-16 Ian Lance Taylor <iant@google.com>
13357 * resource.c (mark_referenced_resources): Change
13358 include_delayed_effects parameter to bool. Change all callers.
13359 (mark_end_of_function_resources): Likewise.
13360 * reorg.c (insn_references_resource_p): Likewise.
13361 (insn_sets_resource_p): Likewise.
13362 * resource.h (mark_referenced_resources): Update declaration.
13363 (mark_end_of_function_resources): Update declaration.
13365 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13367 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13369 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13371 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13372 GCC can bootstrap on AIX with GNU Binutils 2.20.
13374 2009-06-16 Ian Lance Taylor <iant@google.com>
13376 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13378 2009-06-16 Ian Lance Taylor <iant@google.com>
13380 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13381 inline, not extern inline.
13382 (exact_log2): Likewise.
13383 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13385 (exact_log2): Likewise, but don't test CTZ_HWI.
13387 2009-06-16 Ian Lance Taylor <iant@google.com>
13389 * bitmap.c (bitmap_clear): Don't declare as inline.
13390 * gimple.c (gimplify_assign): Likewise.
13391 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13392 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13393 (sched_scan_info): Remove duplicate definition.
13395 2009-06-16 Ian Lance Taylor <iant@google.com>
13397 * c-common.c (skip_evaluation): Don't define.
13398 (c_inhibit_evaluation_warnings): Define global variable.
13399 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13400 than skip_evaluation.
13401 (convert_and_check, warn_for_div_by_zero): Likewise.
13402 * c-common.h (skip_evaluation): Don't declare.
13403 (c_inhibit_evaluation_warnings): Declare.
13404 * c-parser.c (c_parser_typeof_specifier): Set
13405 c_inhibit_evaluation_warnings rather than skip_evaluation.
13406 (c_parser_conditional_expression): Likewise.
13407 (c_parser_binary_expression): Likewise.
13408 (c_parser_sizeof_expression): Likewise.
13409 (c_parser_alignof_expression): Likewise.
13410 * c-typeck.c (build_indirect_ref): Check
13411 c_inhibit_evaluation_warnings rather than skip_evaluation.
13412 (build_conditional_expr, build_binary_op): Likewise.
13414 2009-06-16 Richard Guenther <rguenther@suse.de>
13416 * tree-ssa-alias.c (is_escape_site): Remove.
13417 * tree-ssa-alias.h (enum escape_type): Remove.
13418 (is_escape_site): Likewise.
13419 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13420 via casts and asms without deferring to is_escape_site.
13422 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13424 PR middle-end/40446
13425 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13426 use gen_lowpart if op0 has complex mode.
13428 2009-06-16 Richard Guenther <rguenther@suse.de>
13430 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13431 variables add them to ESCAPED.
13432 (find_func_aliases): Do not make all indirectly stored values escaped.
13434 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13436 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13437 make_decl_one_only.
13439 2009-06-16 Martin Jambor <mjambor@suse.cz>
13441 PR tree-optimization/40432
13442 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13443 check whether we need to force gimple register operand.
13445 2009-06-16 Martin Jambor <mjambor@suse.cz>
13447 PR tree-optimization/40413
13448 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13449 build_ref_for_offset.
13450 (propagate_subacesses_accross_link): Fix a typo in a comment.
13452 2009-06-16 Ira Rosen <irar@il.ibm.com>
13454 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13455 with additional parameter.
13456 * tree-vectorizer.h (enum vect_def_type): Add new value
13458 (enum vect_relevant): Add comments.
13459 (vect_is_simple_reduction): Add new argument.
13460 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13461 Detect nested cycles.
13462 (vect_is_simple_reduction): Update documentation, add an argument to
13463 distinguish inner-loop reduction from nested cycle, detect nested
13464 cycles, fix printings and indentation, don't swap operands in case
13466 (get_initial_def_for_reduction): Handle subtraction.
13467 (vect_create_epilog_for_reduction): Add new argument to specify
13468 reduction variable.
13469 (vect_finalize_reduction): Handle subtraction, fix comments.
13470 (vectorizable_reduction): Handle nested cycles. In case of nested
13471 cycle keep track of the reduction variable position. Call
13472 vect_is_simple_reduction with additional parameter. Use original
13473 statement code in reduction epilogue for nested cycle. Call
13474 vect_create_epilog_for_reduction with additional parameter.
13475 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13476 inner-loop vectorization.
13477 (vect_recog_widen_sum_pattern): Likewise.
13478 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13480 (vect_mark_stmts_to_be_vectorized): Likewise.
13481 (vect_get_vec_def_for_operand): Handle nested cycles.
13483 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13485 * doc/invoke.texi (Debugging Options): Fix option index entries
13486 for -fdump-statistics, -frandom-seed add entries for
13487 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13488 (FRV Options): Fix entries for -mTLS, -mtls.
13489 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13490 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13491 (M68hc1x Options): Fix @itemx for -mnominmax.
13492 (MCore Options): Fix entry for -mno-lsim.
13493 (MMIX Options): Fix entry for -mabi=mmixware.
13494 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13496 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13498 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13499 Mention the plugin mode of gengtype.
13500 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13501 * gengtype.c: Updated copyright.
13502 (plugin_files, nb_plugin_files) Added new static variables.
13503 (measure_input_list) Care about plugin_files.
13504 (write_rtx_next): Added early return in plugin mode.
13505 (create_file): Updated copyright year in generated file. Added
13507 (oprintf): Added early return if NULL outf.
13508 (get_output_file_with_visibility): Care of plugin_files.
13509 (get_output_file_name): May return null.
13510 (write_local): Added early return.
13511 (put_mangled_filename): Ditto.
13512 (finish_root_table): Added check for base_files.
13513 (write_roots): Care about null when plugins.
13514 (main): Added plugin mode.
13516 2009-06-15 Ian Lance Taylor <iant@google.com>
13518 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13519 * gcov.c (read_count_file): Add braces around variables declared
13522 * c.opt (Wjump-misses-init): New warning.
13523 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13524 -Wall and -Wc++-compat if not already set.
13525 (c_common_post_options): Clear warn_jump_misses_init if it was not
13527 * c-decl.c (struct c_binding): Change type field to a union with
13528 new label field. Make it the first field in the struct. Update
13529 references to type to use u.type instead.
13530 (struct c_spot_bindings): Define.
13531 (struct c_goto_bindings): Define.
13532 (c_goto_bindings_p): Define, along with VECs.
13533 (struct c_label_vars): Define.
13534 (struct c_scope): Add has_label_bindings field.
13535 (bind_label, set_spot_bindings): New static functions.
13536 (decl_jump_unsafe, update_spot_bindings): New static functions.
13537 (update_label_decls): New static function.
13538 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13539 Update binding u.label field to shadowed field.
13540 (c_binding_start_stmt_expr): New function.
13541 (c_binding_end_stmt_expr): New function.
13542 (pushdecl): Don't call c_begin_vm_scope.
13543 (make_label): Add defining and p_label_vars parameters. Change
13545 (lookup_label): Correct test for whether a label has not yet been
13546 defined. Call bind_label rather than bind.
13547 (warn_about_goto): New static function.
13548 (lookup_label_for_goto): New function.
13549 (declare_label): Call bind_label rather than bind.
13550 (check_earlier_gotos): New static function.
13551 (define_label): Don't give errors about jumping into statement
13552 expressions or scopes of variably modified types. Call
13553 set_spot_bindings and check_earlier_gotos. Call bind_label
13554 instead of bind. Don't set label_context_stack_se or
13555 label_context_stack_vm.
13556 (c_get_switch_bindings): New function.
13557 (c_release_switch_bindings): New function.
13558 (c_check_switch_jump_warnings): New function.
13559 (start_function): Don't set label_context_stack_se or
13560 label_context_stack_vm.
13561 (finish_function): Likewise.
13562 * c-typeck.c (label_context_stack_se): Don't define.
13563 (label_context_stack_vm): Don't define.
13564 (c_finish_goto_label): Call lookup_label_for_goto rather than
13565 lookup_label. Don't give errors about jumping into a statement
13566 expression or the scope of a variably modified type. Don't set
13567 label_context_stack_se or label_context_stack_vm.
13568 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13569 fields. Add bindings field.
13570 (c_start_case): Don't set deleted fields. Set bindings field.
13571 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13572 or blocked_vm. Call c_check_switch_jump_warnings.
13573 (c_finish_case): Don't test blocked_stmt_expr field. Call
13574 c_release_switch_bindings.
13575 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13576 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13577 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13578 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13579 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13580 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13581 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13582 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13583 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13584 (C_DECL_UNJUMPABLE_VM): Don't define.
13585 (C_DECL_UNDEFINABLE_VM): Don't define.
13586 (struct c_label_list): Don't define.
13587 (struct c_label_context_se): Don't define.
13588 (struct c_label_context_vm): Don't define.
13589 (struct c_spot_bindings): Declare.
13590 (c_bindings_start_stmt_expr): Declare.
13591 (c_bindings_end_stmt_expr): Declare.
13592 (lookup_label_for_goto): Declare.
13593 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13594 (c_check_switch_jump_warnings): Declare.
13595 (label_context_stack_se, label_context_stack_vm): Don't declare.
13596 (c_finish_goto_label): Update declaration.
13597 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13598 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13599 (Warning Options): Document -Wjump-misses-init.
13601 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13603 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13606 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13608 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13610 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13612 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13614 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13616 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13618 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13620 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13621 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13622 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13623 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13624 * dwarf2asm.c (dw2_force_const_mem): Update call to
13625 make_decl_one_only.
13626 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13627 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13628 * langhooks.c (lhd_comdat_group): Remove.
13629 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13630 * tree.h (DECL_COMDAT_GROUP): New.
13631 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13632 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13633 (make_decl_one_only): Change signature.
13634 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13635 make_decl_one_only.
13636 (make_decl_one_only): Change signature.
13637 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13639 2009-06-15 Richard Guenther <rguenther@suse.de>
13641 PR middle-end/40439
13642 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13644 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13646 * tree-ssa-math-opts.c: Remove extra divide.
13648 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13650 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13652 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13654 * passes.c: Add bswap pass.
13655 * tree-pass.h: Add pass_optimize_bswap declaration.
13656 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13657 Include rtl.h, expr.h and optabs.h for optab_handler check.
13658 (struct symbolic_number, pass_optimize_bswap): New definition.
13659 (do_shift_rotate, verify_symbolic_number_p): New functions.
13660 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13661 (gate_optimize_bswap): New function.
13662 * tree.c (widest_int_cst_value): New function.
13663 * tree.h (widest_int_cst_value): Prototype added.
13665 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13667 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13668 REG_EQUAL/REG_EQUIV notes.
13670 2009-06-14 Richard Guenther <rguenther@suse.de>
13672 PR middle-end/40389
13673 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13674 has its address taken if NRV was applied and it is addressable.
13675 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13676 function split out from ...
13677 (get_constraint_for_1): ... here.
13678 (handle_rhs_call): Use it to mark the return slot escaped if
13679 it is addressable and NRV was applied.
13681 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13683 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13684 Change first argument type to location_t.
13685 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13686 Do not set input_location.
13687 Use loc instead of input_location throughout.
13689 2009-06-13 Richard Guenther <rguenther@suse.de>
13691 PR tree-optimization/40421
13692 * tree-predcom.c (should_unroll_loop_p): Remove.
13693 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13695 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13698 Add location argument.
13700 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13702 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13704 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13705 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13706 * config/spu/spu-protos.h: Add location to
13707 spu_resolve_overloaded_builtin.
13708 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13709 spu_build_builtin_va_list.
13710 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13711 argument. Pass location to build_function_call_vec.
13712 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13714 (emit_fpu_switch): Same.
13715 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13716 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13717 to build_decl and create_artificial_label.
13718 (xtensa_gimplify_va_arg_expr): Same.
13719 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13720 (xstormy16_gimplify_va_arg_expr): Same.
13721 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13722 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13723 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13724 (mips16_build_function_stub): Same.
13725 (mips16_build_call_stub): Same.
13727 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13730 * arm/constraints.md (Pa, Pb): New constraints.
13731 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13732 split pattern to deal with them.
13734 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13736 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13737 fix index entry for -Xpreprocessor.
13739 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13741 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13742 Add location argument to build_decl call.
13743 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13744 (rs6000_init_builtins): Same.
13745 (spe_init_builtins): Same.
13746 (rs6000_gimplify_va_arg): Add location argument to
13747 create_artificial_label call.
13749 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13751 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13752 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13753 * Makefile.in: Fix GGC dependency for gcse.o.
13755 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13757 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13758 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13759 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13761 * c-parser.c (c_parser_binary_expression): Use current column while
13762 building binary operations.
13763 * common.opt (fshow-column): Enable by default.
13764 * tree-vrp.c (check_array_ref): Use warning_at.
13765 (check_array_bounds): Use location from call back if expr has no
13767 * tree.h: Add location argument to maybe_fold_*.
13768 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13769 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13770 (maybe_fold_offset_to_component_ref): Same.
13771 (maybe_fold_offset_to_reference): Same.
13772 (maybe_fold_offset_to_address): Same.
13773 (maybe_fold_stmt_indirect): Same.
13774 (maybe_fold_stmt_addition): Same.
13775 (fold_stmt_r): Pass location to maybe_fold_*.
13776 (fold_gimple_assign): Same.
13777 * c-tree.h: Add location argument to finish_decl,
13778 default_function_array_conversion, store_init_value.
13779 * c-decl.c (define_label): Use error_at.
13780 (c_make_fname_decl): Pass location to finish_decl.
13781 (finish_decl): New location argument.
13782 (build_compound_literal): Pass location to store_init_value.
13783 (grokdeclarator): Pass location to finish_decl.
13785 * c-typeck.c (array_to_pointer_conversion): New location argument.
13786 (function_to_pointer_conversion): Same.
13787 (default_function_array_conversion): Same.
13788 (parser_build_unary_op): Pass location to overflow_warning.
13789 (parser_build_binary_op): Same. Use warning_at.
13790 (build_unary_op): Pass location to array_to_pointer_conversion.
13791 (build_c_cast): Pass location to digest_init.
13792 (build_modify_expr): New location argument.
13793 (convert_for_assignment): Same.
13794 (store_init_value): Same.
13795 (digest_init): Same.
13796 (output_init_element): Pass location to digest_init and
13797 array_to_pointer_conversion.
13798 (c_finish_return): Pass location to convert_for_assignment.
13799 * gimplify.c (gimplify_conversion): Pass location to
13800 maybe_fold_offset_to_address.
13801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13802 to maybe_fold_stmt_addition.
13803 * c-omp.c (c_finish_omp_atomic): Pass new location to
13805 (c_finish_omp_for): Same.
13806 * c-common.c (overflow_warning): New argument.
13807 * c-common.h: New argument to build_modify_expr, overflow_warning.
13808 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13810 (c_parser_initializer): Pass location to
13811 default_function_array_conversion.
13812 (c_parser_initelt): Same.
13813 (c_parser_initval): Same.
13814 (c_parser_asm_operands): Same.
13815 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13816 (c_parser_conditional_expression): Same.
13817 (c_parser_binary_expression): Add location info to stack. Use it.
13818 (c_parser_unary_expression): Pass location to
13819 default_function_array_conversion, parser_build_unary_op,
13820 build_indirect_ref, c_parser_postfix_expression_after_primary.
13821 (c_parser_postfix_expression_after_primary): New location argument.
13823 (c_parser_expression_conv): Pass location to
13824 default_function_array_conversion.
13825 (c_parser_expr_list): Same.
13826 (c_parser_omp_atomic): Same.
13827 (c_parser_omp_for_loop): Same.
13828 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13829 (build_array_declarator): New argument.
13830 * c-decl.c (build_array_declarator): Add location argument.
13831 (grokdeclarator): Set id_loc for cdk_array.
13832 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13833 build_array_declarator.
13834 * tree.c (build_omp_clause): Add location argument.
13835 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13836 (OMP_CLAUSE_LOCATION): New macro.
13837 (struct tree_omp_clause): Add location field.
13838 (build_omp_clause): Add argument.
13839 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13840 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13842 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13843 (cp_parser_omp_clause_collapse): Same.
13844 (cp_parser_omp_clause_default): Same.
13845 (cp_parser_omp_clause_if): Same.
13846 (cp_parser_omp_clause_nowait): Same.
13847 (cp_parser_omp_clause_num_threads): Same.
13848 (cp_parser_omp_clause_ordered): Same.
13849 (cp_parser_omp_clause_schedule): Same.
13850 (cp_parser_omp_clause_untied): Same.
13851 (cp_parser_omp_for_loop): Same.
13852 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13853 * c-tree.h (c_start_case): Add location argument.
13854 (c_process_expr_stmt): Same.
13855 (c_finish_goto_*): Same.
13856 * tree-parloops.c (initialize_reductions): Pass location to
13858 (create_parallel_loop): Same.
13859 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13860 (gfc_trans_omp_reduction_list): Same.
13861 (gfc_trans_omp_clauses): Same.
13862 (gfc_trans_omp_do): Same.
13863 * c-typeck.c (c_finish_goto_label): Same.
13864 (c_finish_goto_ptr): New location argument.
13865 (c_start_case): Same.
13866 (emit_side_effect_warnings): Same.
13867 (c_process_expr_stmt): Same.
13868 (c_finish_stmt_expr): Same.
13869 (c_finish_omp_clauses): Use error_at instead of error.
13870 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13872 * c-omp.c (c_split_parallel_clauses): New location argument.
13873 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13874 to build_omp_clause.
13875 (convert_local_reference_stmt): Same.
13876 (convert_gimple_call): Same.
13877 * c-common.h (c_split_parallel_clauses): New argument.
13878 * c-parser.c (c_parser_statement_after_labels): Pass location to
13879 c_finish_goto_label.
13880 (c_parser_switch_statement): Pass location to c_start_case.
13881 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13882 and c_process_expr_stmt.
13883 (c_parser_omp_variable_list): Add location argument.
13884 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13885 (c_parser_omp_clause_default): Same.
13886 (c_parser_omp_clause_if): Same.
13887 (c_parser_omp_clause_num_threads): Same.
13888 (-c_parser_omp_clause_ordered): Same.
13889 (c_parser_omp_clause_reduction): Pass location to
13890 c_parser_omp_variable_list.
13891 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13892 (c_parser_omp_clause_untied): Same.
13893 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13894 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13896 * c-tree.h (check_for_loop_decls, undeclared_variable,
13897 build_component_ref, build_array_ref, build_external_ref,
13898 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13899 build_conditional_expr, build_compound_expr, c_cast_expr,
13900 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13901 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13903 * c-semantics.c (build_stmt): Same.
13904 (build_case_label): Same.
13905 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13906 (undeclared_variable): New argument.
13907 (make_label): Same.
13908 (lookup_label): Pass location on down.
13909 (define_label): Same.
13910 (finish_decl): Same.
13911 (build_compound_literal): Same.
13912 (finish_struct): Same.
13913 (finish_function): Do not set location here.
13914 (check_for_loop_decls): New argument.
13915 * tree.c (save_expr): Set location.
13916 (build_empty_stmt): New argument.
13917 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13918 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13919 * builtins.c (gimplify_va_arg_expr): Use locations.
13920 (expand_builtin_sync_operation): Same.
13921 * c-typeck.c (build_component_ref): New argument.
13922 (build_array_ref): Same.
13923 (build_external_ref): Same.
13924 (c_expr_sizeof_expr): Same.
13925 (c_expr_sizeof_type): Same.
13926 (parser_build_unary_op): Same.
13927 (build_conditional_expr): Same.
13928 (build_compound_expr): Pass location on down.
13929 (build_compound_expr): New argument.
13930 (build_c_cast): Same.
13931 (c_cast_expr): Same.
13932 (build_asm_expr): Same.
13933 (c_finish_return): Same.
13934 (c_process_expr_stmt): Pass location on down.
13935 (c_finish_stmt_expr): New argument.
13936 (push_clenaup): Same.
13937 (c_finish_omp_parallel): Same.
13938 (c_finish_omp_task): Same.
13939 * gimplify.c (gimplify_call_expr): Pass location on down.
13940 * c-omp.c (c_finish_omp_master): New argument.
13941 (c_finish_omp_critical): Same.
13942 (c_finish_omp_ordered): Same.
13943 (c_finish_omp_barrier): Same.
13944 (-c_finish_omp_taskwait): Same.
13945 (c_finish_omp_atomic): Same.
13946 (c_finish_omp_flush): Same.
13947 * tree-inline.c (copy_tree_body_r): Pass location on down.
13948 (inline_forbidden_p): Remove use of input_location.
13949 * c-gimplify.c (c_build_bind_expr): New argument.
13950 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13951 (c_sizeof_or_alignof_type): New argument.
13952 (c_alignof_expr): Same.
13953 (build_va_arg): Same.
13954 (c_add_case_label): Same.
13955 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13956 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13957 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13958 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13959 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13960 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13962 * stub-objc.c (objc_build_selector_expr): Same.
13963 (objc_build_throw_stmt): Same.
13964 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13965 (c_parser_initelt): Same.
13966 (c_parser_compound_statement): Same.
13967 (c_parser_compound_statement_nostart): Same.
13968 (c_parser_label): Same.
13969 (c_parser_statement_after_labels): Same.
13970 (c_parser_if_body): Same.
13971 (c_parser_else_body): Same.
13972 (c_parser_if_statement): Same.
13973 (c_parser_switch_statement): Same.
13974 (c_parser_while_statement): Same.
13975 (c_parser_do_statement): Same.
13976 (c_parser_for_statement): Same.
13977 (c_parser_asm_statement): Same.
13978 (c_parser_conditional_expression): Same.
13979 (c_parser_binary_expression): Same.
13980 (c_parser_cast_expression): Same.
13981 (c_parser_unary_expression): Same.
13982 (c_parser_sizeof_expression): Same.
13983 (c_parser_alignof_expression): Same.
13984 (c_parser_postfix_expression): Same.
13985 (c_parser_expression): Same.
13986 (c_parser_objc_receiver): Same.
13987 (c_parser_omp_variable_list): Same.
13988 (c_parser_omp_structured_block): Same.
13989 (c_parser_omp_atomic): New argument.
13990 (c_parser_omp_barrier): Same.
13991 (c_parser_omp_critical): Same.
13992 (c_parser_omp_flush): Pass location on down.
13993 (c_parser_omp_for_loop): New argument.
13994 (c_parser_omp_for): Same.
13995 (c_parser_omp_master): Same.
13996 (c_parser_omp_ordered): Same.
13997 (c_parser_omp_sections_scope): Same.
13998 (c_parser_omp_sections): Same.
13999 (c_parser_omp_parallel): Same.
14000 (c_parser_omp_single): Same.
14001 (c_parser_omp_task): Same.
14002 (c_parser_omp_taskwait): Pass location on down.
14003 (c_parser_omp_construct): Same.
14004 (c_parser_omp_threadprivate): Same.
14005 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14006 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14007 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14008 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14009 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14010 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14011 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14012 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14013 config/i386/i386.c, stmt.c:
14014 Add location argument to the following function definitions and/or
14015 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14016 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14017 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14018 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14019 do_case, c_finish_bc_stmt, build_compound_literal,
14020 build_function_call.
14021 * c-decl.c (build_compound_literal): Add location argument.
14022 Make all diagnostic calls use location.
14023 (start_struct): Same.
14024 (finish_struct): Same.
14025 (start_enum): Same.
14026 (build_enumerator): Same.
14027 (start_function): Same.
14028 (grokdeclarator): Make all diagnostic calls use location.
14029 (store_parm_decls_oldstyle): Same.
14030 * c-typeck.c (build_function_call): Add location argument.
14031 Make all diagnostic calls use location.
14033 (c_finish_bc_stmt): Same.
14034 * tree-nested.c (get_trampoline_type): Add argument.
14035 Pass location to build_decl.
14036 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14037 * rtl.h (RTL_LOCATION): New.
14038 * c-common.c (c_add_case_label): Add location argument.
14039 Make all diagnostic calls use location.
14040 * c-common.h: Add location argument to make_fname_decl, do_case,
14041 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14042 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14043 Set it appropriately for every case. Pass enum_loc to start_enum
14044 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14046 (c_parser_struct_or_union_specifier): Save location. Use it for
14047 start_struct, finish_struct, and parser_xref_tag.
14049 2009-06-12 Ian Lance Taylor <iant@google.com>
14051 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14053 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14054 cpp_opts->warn_cxx_operator_names.
14056 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14059 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14060 is returns NULL and OP is a VCE, look through the VCE.
14062 2009-06-12 Ian Lance Taylor <iant@google.com>
14065 * collect2.c (main): Use CONST_CAST2 in code inside #if
14066 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14068 2009-06-12 Joey Ye <joey.ye@intel.com>
14070 PR middle-end/39146
14071 * cfgexpand.c (get_decl_align_unit): Update
14072 max_used_stack_slot_alignment with align instead of
14073 stack_alignment_needed.
14075 * function.c (assign_stack_local_1): Update
14076 max_used_stack_slot_alignment with alignment_in_bits instead
14077 of stack_alignment_needed.
14078 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14081 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14083 * dwarf2out.c (last_var_location_insn): New variable.
14084 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14085 (dwarf2out_var_location): Don't record anything after last real
14086 insn. Only change labels if there were any real instructions
14087 in between last note and this one, or if changed sections.
14089 2009-06-11 Richard Henderson <rth@redhat.com>
14091 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14092 note when storing the frame pointer in a register.
14093 (FRP): Don't redefine to nothing for epilogue.
14094 (alpha_expand_epilogue): Mark register and sp restores.
14095 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14097 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14098 when gen_lowpart is needed.
14100 2009-06-11 Richard Henderson <rth@redhat.com>
14102 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14104 * dwarf2out.c (need_data_align_sf_opcode): New.
14105 (div_data_align): Move earlier.
14106 (def_cfa_1, reg_save): Use it.
14108 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14110 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14111 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14112 (ix86_handle_option): Handle OPT_mcrc32.
14113 (ix86_target_string): Add -mcrc32.
14114 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14116 * config/i386/i386.h (TARGET_CRC32): New.
14118 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14119 (sse4_2_crc32di): Likewise.
14121 * config/i386/i386.opt (mcrc32): New.
14123 * doc/invoke.texi: Document -mcrc32.
14125 2009-06-11 Richard Henderson <rth@redhat.com>
14127 * common.opt (gdwarf-): Accept a version number.
14128 * doc/invoke.texi (gdwarf-): Update docs.
14129 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14130 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14131 version level, and record it.
14133 * dwarf2.h (DW_CIE_VERSION): Remove.
14134 * dwarf2out.c (DWARF_VERSION): Remove.
14135 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14136 (output_call_frame_info): Use CIE version 3 for dwarf3,
14137 or if the return register column is out of range for version 1.
14138 (dwarf_stack_op_name): Add all dwarf3 values.
14139 (DEBUG_PUBTYPES_SECTION): New.
14140 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14141 encoding change for dwarf3.
14142 (output_die) [dw_val_class_die_ref]: Likewise.
14143 (output_compilation_unit_header): Emit correct version for dwarf3.
14144 (output_line_info): Likewise.
14145 (output_pubnames): Update for DWARF_VERSION removal.
14146 (output_aranges): Likewise.
14147 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14148 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14149 (dwarf2out_finish): Likewise.
14151 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14153 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14156 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14159 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14160 * builtins.c (expand_builtin_unreachable): New function.
14161 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14162 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14163 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14165 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14166 searching for missing barriers.
14168 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14170 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14171 when -fprofile-generate* was passed.
14172 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14174 2009-06-11 Anthony Green <green@moxielogic.com>
14176 * config/moxie/moxie.md: Define length attribute for all instructions.
14178 (*b<cond:code>): Support limited branch ranges for new PC-relative
14179 branch instructions.
14180 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14182 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14184 * config/i386/i386.c (min_insn_size): Use get_attr_length
14185 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14186 For __asm return 0.
14188 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14189 instead of emit_insn_before.
14191 2009-06-10 Ian Lance Taylor <iant@google.com>
14194 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14197 2009-06-10 Revital Eres <eres@il.ibm.com>
14199 * passes.c (init_optimization_passes): Reschedule
14200 predictive-commoning pass before complete unroll pass.
14202 2009-06-10 Martin Jambor <mjambor@suse.cz>
14204 * cgraph.c (cgraph_node_can_be_local_p): New function.
14205 (cgraph_make_node_local): New function.
14206 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14207 (cgraph_make_node_local): Declare.
14209 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14211 * tree.h (tree_base): Add packed_flag and user_align fields.
14212 Decrease size of spare field.
14213 (TYPE_USER_ALIGN): Use user_align from tree_base.
14214 (DECL_USER_ALIGN): Likewise.
14215 (TYPE_PACKED): Use packed_flag from tree_base.
14216 (DECL_PACKED): Likewise.
14217 (tree_type): Delete packed_flag and user_align fields. Widen
14218 precision field. Widen mode field and shuffle fields to align
14219 mode on an 8-bit boundary.
14220 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14221 Renumber decl_flag_* fields. Fix comments. Widen
14222 decl_common_unused field.
14223 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14224 (DECL_EXTERNAL): Likewise.
14225 (DECL_BIT_FIELD): Likewise.
14226 (DECL_NONADDRESSABLE_P): Likewise.
14227 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14228 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14230 2009-06-10 Ian Lance Taylor <iant@google.com>
14232 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14233 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14234 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14235 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14236 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14237 DEF_VEC_ALLOC_FUNC_P.
14238 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14239 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14240 DEF_VEC_ALLOC_FUNC_O.
14241 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14242 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14243 DEF_VEC_ALLOC_FUNC_I.
14244 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14245 (vec_stack_p_reserve_exact_1): Declare.
14246 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14247 (vec_stack_free): Declare.
14248 (VEC_stack_alloc): Define.
14249 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14250 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14251 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14252 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14254 (stack_vecs): New static variable.
14255 (vec_stack_p_reserve_exact_1): New function.
14256 (vec_stack_o_reserve_1): New static function.
14257 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14258 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14259 (vec_stack_free): New function.
14260 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14261 (VEC_df_ref_stack_alloc): Define.
14262 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14263 DEF_VEC_ALLOC_P_STACK.
14264 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14265 (struct df_collection_rec): Change _vec fields to VEC. Remove
14267 (df_free_collection_rec): Adjust for new fields.
14268 (df_insn_rescan): Use new df_collection_rec fields.
14269 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14270 (df_ref_create_structure, df_ref_record): Likewise.
14271 (df_get_conditional_uses, df_get_call_refs): Likewise.
14272 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14273 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14274 (df_record_exit_block_uses, df_bb_verify): Likewise.
14275 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14276 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14277 Remove count parameter. Change return type to void. Change all
14279 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14280 Remove count parameter. Change return type to void. Change all
14282 (df_install_refs): Change old_vec parameter to VEC. Remove count
14283 parameter. Change all callers.
14284 (df_install_mws): Change old_vec parameter to VEC. Remove count
14285 parameter. Change all callers.
14286 (df_refs_verify): Change new_rec parameter to VEC. Change call
14288 (df_mws_verify): Likewise.
14290 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14292 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14294 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14296 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14298 2009-06-10 Anthony Green <green@moxielogic.com>
14300 * config/moxie/crti.asm: New file.
14301 * config/moxie/crtn.asm: New file.
14302 * config/moxie/moxie.c: New file.
14303 * config/moxie/moxie.h: New file.
14304 * config/moxie/sfp-machine.h: New file.
14305 * config/moxie/moxie-protos.h: New file.
14306 * config/moxie/t-moxie: Created.
14307 * config/moxie/t-moxie-softfp: Created.
14308 * config/moxie/moxie.md: Created.
14309 * config/moxie/constraints.md: Created.
14310 * config.gcc: Add moxie support.
14311 * doc/md.texi (Machine Constraints): Add moxie constraints.
14312 * doc/contrib.texi (Contributors): Mention moxie port.
14313 * doc/install.texi (Specific): Mention the moxie port.
14315 2009-06-09 Ian Lance Taylor <iant@google.com>
14317 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14318 compiling with C++.
14319 * optabs.c (optab_table): Only use designated initializers if
14320 HAVE_DESIGNATED_INITIALIZERS is defined.
14321 (convert_optab_table): Likewise.
14322 (init_optabs): Always call init_insn_codes if
14323 HAVE_DESIGNATED_INITIALIZERS is not defined.
14325 2009-06-09 Ian Lance Taylor <iant@google.com>
14327 * targhooks.c (default_builtin_vectorized_function): Change fn
14328 parameter to unsigned int.
14329 (default_builtin_vectorized_conversion): Change code parameter to
14331 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14332 * targhooks.h: Update declarations.
14333 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14334 parameter to unsigned int.
14336 * c-typeck.c (comptypes_check_enum_int): New static function.
14337 (comptypes_internal): Add enum_and_int_p parameter. Change all
14339 (comp_target_types): Add location parameter. Change all callers.
14340 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14341 Change all callers.
14342 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14343 (build_conditional_expr): Add colon_loc parameter. Change all
14345 (convert_for_assignment): Add location parameter. Change all callers.
14346 * c-parser.c (c_parser_conditional_expression): Pass location of
14347 colon to build_conditional_expr.
14348 * c-tree.h (build_conditional_expr): Update declaration.
14350 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14352 * graphite.c: Revert previous patch.
14354 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14357 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14359 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14361 * tree-ssa-loop-prefetch.c
14362 (loop_prefetch_arrays): Fixed a portability problem in printf format
14365 2009-06-09 Martin Jambor <mjambor@suse.cz>
14367 PR tree-optimization/40351
14368 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14369 refrence to a potential artifical subaccess can be constructed.
14371 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14373 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14374 (sh_override_options): Likewise.
14375 * config/sh/sh.c: Include params.h.
14376 (sh_optimization_options): New.
14377 (sh_override_options): Likewise.
14378 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14379 (OVERRIDE_OPTIONS): Use sh_override_options.
14381 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14383 * dwarf2out.c (emit_cfa_remember): New variable.
14384 (add_fde_cfi): If emit_cfa_remember, recurse to add
14385 DW_CFA_remember_state first.
14386 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14387 instead just set emit_cfa_remember.
14389 2009-06-08 Jan Hubicka <jh@suse.cz>
14392 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14394 2009-06-08 Jan Hubicka <jh@suse.cz>
14396 PR middle-end/39834
14397 * cgraphunit.c (save_inline_function_body): Do not copy transform
14398 hooks for saved inline bodies.
14399 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14400 for given function.
14402 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14404 * jump.c (returnjump_p): Handle delayed branches. Add missing
14407 2009-06-08 Jan Hubicka <jh@suse.cz>
14409 PR middle-end/40102
14410 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14411 original node might've been modified.
14412 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14414 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14416 * tree-object-size.c (addr_object_size): Add OSI argument.
14417 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14418 (compute_builtin_object_size, expr_object_size): Adjust callers.
14419 (plus_stmt_object_size): Call addr_object_size instead of
14420 compute_builtin_object_size.
14422 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14423 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14425 * tree-ssa-loop-prefetch.c
14426 (gather_memory_references): Introduced a counter for the number of
14428 (anything_to_prefetch_p): Introduced a counter for the number of
14430 (is_loop_prefetching_profitable): New function with a cost model
14432 (loop_prefetch_arrays): Use the new cost model to determine if
14433 prefetching is profitable.
14434 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14435 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14436 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14437 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14438 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14439 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14441 2009-06-08 Michael Matz <matz@suse.de>
14444 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14445 partitions use the same.
14446 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14447 for basevars of SSA_NAMEs.
14448 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14449 to not expand them twice.
14450 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14453 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14455 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14456 (fdump-final-insns=, gtoggle): New.
14457 * doc/invoke.texi: Document them.
14458 * final.c (rest_of_clean_state): Dump final insn stream.
14459 * gcc.c (invoke_as): Hook in -fcompare-debug.
14460 (static_spec_functions): Add compare-debug-dump-opt,
14461 compare-debug-self-opt and compare-debug-auxbase-opt.
14462 (compare_debug, compare_debug_second, compare_debug_opt): New.
14463 (switches_debug_check, n_switches_debug_check): New.
14464 (debug_auxbase_opt, debug_check_temp_file): New.
14465 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14467 (do_self_spec): Handle arguments after switches.
14468 (do_spec_1): Add .gk extension to temp file basenames for compare.
14469 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14470 (cc1_options): Use it instead of normal auxbase computation for
14471 the second compare-debug compilation.
14472 (compare_files): New.
14473 (main): Set up and implement compare debug mode.
14474 (compare_debug_dump_opt_spec_function): New.
14475 (compare_debug_self_opt_spec_function): New.
14476 (compare_debug_auxbase_opt_spec_function): New.
14477 * toplev.c (process_options): Handle flag_gtoggle,
14478 flag_dump_final_insns.
14479 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14480 during -fcompare-debug-second compilation.
14482 2009-06-07 Ian Lance Taylor <iant@google.com>
14484 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14485 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14487 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14488 with no default node. Change warning with %H to warning_at.
14489 Don't clear warn_switch around case checking.
14490 * doc/invoke.texi (Warning Options): Clarify distinction between
14491 -Wswitch and -Wswitch-enum.
14493 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14495 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14497 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14499 * gbl-ctors.h: Add header guard.
14501 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14503 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14504 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14505 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14506 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14507 prototypes for removed functions.
14508 (expressions_equal_p): Move to ...
14509 * tree-ssa-sccvn.h: ... here and ...
14510 * matrix-reorg.c: ... adjust includes.
14512 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14514 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14516 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14518 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14519 (finish_function): Remove erroneous whitespace.
14521 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14523 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14524 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14526 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14528 * errors.c (internal_error): Commentary typo fix.
14529 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14530 * tree-ssa-pre.c: Ditto.
14532 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14534 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14535 them is supposed to hold actual statements.
14537 2009-06-06 Ian Lance Taylor <iant@google.com>
14539 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14540 empty statements can now have attributes.
14542 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14544 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14545 * config/mips/mips.md: Ditto.
14547 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14549 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14551 (__eabi_uconvert): Likewise.
14553 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14555 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14556 CFI_* definitions with IN_GCC.
14558 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14560 * xcoffout.h (xcoffout_source_line): Update prototype.
14562 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14564 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14565 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14567 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14569 PR middle-end/40340
14570 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14571 inlined_function_outer_scope_p blocks for artificial inlines
14573 * tree.c (tree_nonartificial_location): Rewrite using
14574 block_nonartificial_location.
14576 2009-06-05 Revital Eres <eres@il.ibm.com>
14577 Leehod Baruch <leehod@il.ibm.com>
14579 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14580 (expand_expr_real_1): Remove comment.
14581 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14582 Vectorize misaligned access when the target supports it.
14583 (vect_supportable_dr_alignment): Check for unaligned access support.
14584 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14587 2009-06-05 Julian Brown <julian@codesourcery.com>
14589 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14590 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14592 2009-06-05 Richard Guenther <rguenther@suse.de>
14595 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14596 as possibly unused.
14598 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14600 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14601 (save_gprs): Don't tell unwinder when a global register is saved.
14602 (s390_emit_epilogue): Emit needed epilogue unwind info.
14604 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14606 * dwarf2out.c (deferred_asm_name): New.
14607 (add_name_and_src_coords_attributes): Defer creation of
14608 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14610 (move_linkage_attr): New.
14611 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14614 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14616 * tree-nested.c (finalize_nesting_tree_1): Declare the
14617 frame_decl in the binding tree.
14619 2009-06-04 Cary Coutant <ccoutant@google.com>
14621 * basic-block.h (struct basic_block_def): Add discriminator field.
14622 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14624 * debug.c (do_nothing_debug_hooks): Add additional entry.
14625 (debug_nothing_int_charstar_int): New function.
14626 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14627 (debug_nothing_int_charstar_int): New declaration.
14628 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14629 discriminator value in .loc directive.
14630 * final.c (last_discriminator): New variable.
14631 (discriminator): New variable.
14632 (final_start_function): Initialize above variables, pass current
14633 discriminator to debug hook.
14634 (notice_source_line): Check for discriminator change.
14635 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14636 * sdbout.c (sdbout_source_line): New parameter.
14637 * tree-cfg.c (struct locus_discrim_map): New structure type.
14638 (discriminator_per_locus): New hash table.
14639 (build_gimple_cfg): Allocate and free discriminator hash table.
14640 (make_edges): Call assign_discriminator.
14641 (locus_map_hash): New function.
14642 (locus_map_eq): New function.
14643 (next_discriminator_for_locus): New function.
14644 (same_line_p): New function.
14645 (assign_discriminator): New function.
14646 (make_cond_expr_edges): Call assign_discriminator.
14647 (make_gimple_switch_edges): Likewise.
14648 (first_non_label_stmt): New function.
14649 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14651 * xcoffout.c (xcoffout_source_line): Add new parameter.
14653 * configure.ac (gcc_cv_as_discriminator): New configury check for
14654 gas support for discriminator.
14655 * configure: Regenerate.
14656 * config.in: Regenerate.
14658 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14660 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14661 val after checking for integers.
14663 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14665 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14667 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14668 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14669 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14670 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14671 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14672 X64_SSE_REGPARM_MAX.
14673 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14674 X64_SSE_REGPARM_MAX.
14676 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14678 * gcc.c (report_times_to_file): New.
14679 (execute): Implement it.
14680 (process_command): Support -time=.
14681 * doc/invoke.texi: Document it.
14683 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14685 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14686 that have value exprs.
14688 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14690 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14691 declarations for constants until...
14692 (dw2_output_indirect_constant_1): ... this point.
14694 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14697 * arm.md (arm_addsi3): Don't try to split an add with an
14698 eliminable register until after reload has completed.
14700 2009-06-03 Ian Lance Taylor <iant@google.com>
14702 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14703 * genattrtab.c (write_length_unit_log): Likewise.
14704 * genchecksum.c (dosum): Likewise.
14705 * gengtype.c (write_rtx_next): Likewise.
14706 (finish_root_table, write_roots): Likewise.
14707 * gimple.c (gimple_ops_offset_): Likewise.
14708 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14709 * config/arc/arc.c (arc_attribute_table): Likewise.
14710 * config/arm/arm.c (arm_attribute_table): Likewise.
14711 * config/avr/avr.c (avr_attribute_table): Likewise.
14712 * config/crx/crx.c (crx_attribute_table): Likewise.
14713 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14714 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14715 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14716 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14717 * config/sh/sh.c (sh_attribute_table): Likewise.
14718 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14719 * config/spu/spu.c (spu_attribute_table): Likewise.
14720 * config/v850/v850.c (v850_attribute_table): Likewise.
14722 * config/alpha/alpha.c (vms_attribute_table): Make static.
14723 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14724 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14725 * config/mips/mips.c (mips_attribute_table): Likewise.
14727 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14729 (cc1-checksum.o): Likewise.
14731 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14733 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14735 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14737 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14738 insn if it is changing sp. Use gen_add3_insn instead of
14739 conditionally gen_addsi3 and gen_adddi3.
14740 (offset_below_red_zone_p): New static inline function.
14741 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14742 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14743 * config/rs6000/ppc-asm.h: Include auto-host.h.
14744 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14745 CFI_RESTORE): Define.
14746 * config/rs6000/crtresxgpr.asm: Add unwind info.
14747 * config/rs6000/crtresxfpr.asm: Likewise.
14748 * config/rs6000/crtresgpr.asm: Likewise.
14749 * config/rs6000/crtresfpr.asm: Likewise.
14750 * config/rs6000/crtsavgpr.asm: Likewise.
14751 * config/rs6000/crtsavfpr.asm: Likewise.
14753 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14754 argument of DWARF2_FRAME_REG_OUT macros.
14756 2009-06-03 Julian Brown <julian@codesourcery.com>
14758 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14759 words or less (including TImode) in core registers.
14761 2009-06-03 Richard Guenther <rguenther@suse.de>
14763 PR middle-end/40328
14764 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14766 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14768 * statistics.c (statistics_counter_event): Do not record event
14769 in pass dump if its number == -1.
14770 (curr_statistics_hash): Add assert that we never get passes
14771 with static number == -1.
14773 2009-06-03 Richard Guenther <rguenther@suse.de>
14774 Andrey Belevantsev <abel@ispras.ru>
14776 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14777 non-BLKmode arrays addressable.
14779 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14781 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14782 * config/m68k/m68k.h: ... here.
14784 2009-06-03 Martin Jambor <mjambor@suse.cz>
14786 PR tree-optimization/40323
14787 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14790 2009-06-03 Richard Guenther <rguenther@suse.de>
14792 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14795 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14797 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14798 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14799 JUMP_TABLE_DATA_P where applicable.
14800 * config/sh/sh.c: Ditto.
14801 * config/sh/sh.h: Ditto.
14802 * config/sh/sh.md: Ditto.
14803 * config/sh/symbian.c: Ditto.
14805 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14807 * config/i386/driver-i386.c (describe_cache): Optimize
14808 concatenation of strings. Use snprintf instead of sprintf.
14809 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14810 target when not compiling with GCC.
14812 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14814 * config/sh/sh.c: Revert last change.
14815 (sh_expand_epilogue): Emit a blockage insn before the frame
14816 pointer adjustment unconditionally.
14818 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14820 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14821 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14822 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14823 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14824 to COLLECT_GCC_OPTIONS.
14826 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14828 * collect2.c (target_system_root): New variable.
14829 (main): Handle --sysroot=.
14830 (ignore_library): Strip the sysroot from the library path.
14832 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14834 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14835 (collect2.o): Depend on collect2-aix.h.
14836 (collect2-aix.o): New rule.
14837 * collect2-aix.h: New file.
14838 * collect2-aix.c: Likewise.
14839 * collect2.c: Include collect2-aix.h. Don't undefine
14840 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14841 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14842 Use TARGET_AIX_VERSION instead of _AIX51.
14843 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14844 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14845 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14846 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14847 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14849 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14851 * collect2.c (ignore_library): Avoid premature post-increment
14852 and null deference.
14854 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14856 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14857 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14858 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14859 CROSS_DIRECTORY_STRUCTURE too.
14860 (LINK_LIBG_SPEC): Likewise.
14861 (LIB_SPEC): Add %R to sysroot paths.
14862 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14863 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14864 * config/rs6000/aix51.h: As for aix43.h.
14865 * config/rs6000/aix52.h: Likewise.
14866 * config/rs6000/aix53.h: Likewise.
14867 * config/rs6000/aix61.h: Likewise.
14868 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14869 to the beginning of sysroot paths.
14871 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14873 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14874 INSN_LISTs that are out of the REG_NOTE range.
14876 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14878 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14879 (struct var_to_expand): Likewise.
14880 (struct opt_info): Add head and tail for linked lists of the above.
14881 (analyze_insn_to_expand_var): Initialize next.
14882 (analyze_iv_to_split_insn): Likewise.
14883 (analyze_insns_in_loop): Create linked lists.
14884 (allocate_basic_variable): Simplify for use without hash table.
14885 (insert_var_expansion_initialization): Likewise, make it type-safer.
14886 (combine_var_copies_in_loop_exit): Likewise.
14887 (apply_opt_in_copies): Walk lists rather than hash tables.
14888 (release_var_copies): Simplified and inlined by hand into...
14889 (free_opt_info): ... this function.
14891 2009-06-02 Richard Guenther <rguenther@suse.de>
14893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14896 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14898 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14899 only for builtins that are not overridden.
14901 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14903 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14906 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14908 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14910 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14912 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14914 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14916 * common.opt (fdump-unnumbered-links): New.
14917 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14918 * print-rtl.c (flag_dump_unnumbered_links): New.
14919 (print_rtx): Test it.
14921 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14923 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14924 push/pop multiple to 8-byte alignment.
14926 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14928 * config/i386/i386.c (queued_cfa_restores): New static variable.
14929 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14931 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14932 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14933 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14934 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14935 note unconditionally.
14936 (ix86_emit_restore_regs_using_mov): Likewise.
14937 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14938 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14939 it through to ix86_emit_restore_reg_using_pop.
14940 (ix86_emit_leave): Add RED_OFFSET argument. Call
14941 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14942 instead of adding REG_CFA_OFFSET note unconditionally.
14943 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14944 the above functions. Call ix86_add_queued_cfa_restore_notes when
14947 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14948 force output of the label even for dwarf2out_do_cfi_asm.
14949 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14950 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14951 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14953 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14954 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14955 dwarf2out_cfi_label callers.
14956 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14957 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14958 Adjust dwarf2out_cfi_label callers.
14959 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14961 * config/i386/i386.h (struct machine_cfa_state,
14962 struct machine_function): Guard with ifndef USED_FOR_TARGET
14963 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14966 * emutls.c (__emutls_get_address): Change arr->size to mean number
14967 of allocated arr->data entries instead of # of slots + 1.
14969 PR middle-end/40316
14970 * recog.c (peep2_reinit_state): New function.
14971 (peephole2_init_state): Use it at the end of a basic block and also
14972 when seeing a RTX_FRAME_RELATED_P insn.
14974 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14976 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14977 fixuns_truncrfdi2): New.
14978 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14979 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14980 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14981 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14982 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14983 *recip_approx): Remove.
14984 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14985 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14986 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14988 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14991 2009-06-01 Ian Lance Taylor <iant@google.com>
14993 * attribs.c (register_attribute): Use CONST_CAST.
14994 * collect2.c (main): Use CONST_CAST2.
14995 (scan_prog_file): Likewise.
14996 * gcc.c (process_command, main): Likewise.
14997 * toplev.c (toplev_main): Likewise.
14999 * c-typeck.c (handle_warn_cast_qual): New static function,
15000 partially broken out of build_c_cast.
15001 (build_c_cast): Call handle_warn_cast_qual.
15002 * doc/invoke.texi (Warning Options): Document new effect of
15005 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15007 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15008 (diagnostic_report_current_module): Print columns.
15009 * common.opt (flag_show_column): Enable by default.
15011 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15013 * alias.c (find_base_term): Check for NULL term before returning.
15015 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15017 Revert due to PR40320:
15018 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15019 * calls.c (emit_library_call_value_1): Don't force_operand for move
15022 2009-06-01 Olivier Hainque <hainque@adacore.com>
15023 Eric Botcazou <ebotcazou@adacore.com>
15025 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15026 to be processed as a bitfield for constructor output purposes.
15027 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15029 * varasm.c (oc_local_state): New type, output_constructor
15030 local state to support communication with helpers.
15031 (oc_outer_state): New type, output_constructor outer state of
15032 relevance in recursive calls.
15033 (output_constructor_array_range): New output_constructor helper,
15034 extracted code for an array range element.
15035 (output_constructor_regular_field): New output_constructor helper,
15036 extracted code for an element that is not a bitfield.
15037 (output_constructor_bitfield): New output_constructor helper,
15038 extracted code for a bitfield element. Accept an OUTER state
15039 argument for recursive processing. Recurse on record or array
15040 CONSTRUCTOR values, possibly past noop conversions.
15041 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15042 VALUE is a valid constant-valued expression for use in a static
15043 bit-field initializer.
15044 (output_constructor): Rework to use helpers. Accept and honor an
15045 OUTER state argument for recursive calls. Return total size. Be
15046 prepared for nested constructors initializing bitfields.
15047 (output_constant): Feed OUTER in calls to output_constructor.
15049 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15051 * calls.c (emit_library_call_value_1): Don't force_operand for move
15054 2009-06-01 Nick Clifton <nickc@redhat.com>
15056 * doc/invoke.texi (IA-64 Options): Fix typo.
15058 2009-06-01 Ira Rosen <irar@il.ibm.com>
15060 PR tree-optimization/39129
15061 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15063 (vect_do_peeling_for_loop_bound): Use
15064 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15065 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15066 (vect_loop_versioning): Likewise.
15067 (vect_create_cond_for_alias_checks): Fix indentation.
15068 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15070 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15071 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15072 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15073 "control flow in loop".
15074 (vect_estimate_min_profitable_iters): Use
15075 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15076 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15077 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15078 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15079 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15080 statement belongs to a group of strided accesses with the exact code
15082 (vectorizable_load): Likewise.
15083 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15084 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15086 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15088 * config/freebsd-stdint.h: New file.
15089 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15090 Add freebsd-stdint.h to tm_file.
15092 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15094 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15095 (thumb2_extendhidi2): Likewise.
15097 2009-05-31 Ian Lance Taylor <iant@google.com>
15099 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15101 2009-05-31 Ian Lance Taylor <iant@google.com>
15103 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15104 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15105 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15107 2009-05-31 Jason Merrill <jason@redhat.com>
15109 * tree-pretty-print.c (print_call_name): Take the callee, not the
15110 call itself. Make non-static. Use dump_function_name for functions.
15111 (dump_generic_node): Adjust.
15112 * diagnostic.h: Declare print_call_name.
15113 * gimple-pretty-print.c (dump_gimple_call): Use it.
15115 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15117 * config/sh/sh.md (ashldi3_std): New define_expand.
15120 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15123 * config/sh/sh.c: Include debug.h.
15124 (sh_expand_epilogue): Emit a blockage insn before the frame
15125 pointer adjustment also when dwarf2out_do_frame returns true.
15127 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15129 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15130 (thumb2_extendqidi2): New pattern.
15132 2009-05-31 Ira Rosen <irar@il.ibm.com>
15134 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15135 mark phis for renaming.
15136 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15137 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15138 Call mark_sym_for_renaming.
15139 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15140 * tree-vect-loop.c (vect_transform_loop): Remove
15141 vect_memsyms_to_rename initialization and a call to
15142 mark_set_for_renaming.
15144 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15146 PR middle-end/40304
15147 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15148 frame related even if !set_cfa && style < 0.
15150 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15152 * config/i386/mingw-tls.c: New file.
15153 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15154 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15155 defining _WIN32 but not __CYGWIN__.
15157 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15159 * configure.ac: Add MPC support.
15161 * config.in, configure: Regenerate.
15163 2009-05-29 Richard Henderson <rth@redhat.com>
15165 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15166 NOTE_INSN_BASIC_BLOCK.
15167 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15168 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15169 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15171 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15173 (add_cfi): Disable check redefining cfa away from drap.
15174 (lookup_cfa_1): Add remember argument; handle remember/restore.
15175 (lookup_cfa): Pass remember argument.
15176 (cfa_remember): New.
15177 (compute_barrier_args_size_1): Remove sibcall check.
15178 (dwarf2out_frame_debug_def_cfa): New.
15179 (dwarf2out_frame_debug_adjust_cfa): New.
15180 (dwarf2out_frame_debug_cfa_offset): New.
15181 (dwarf2out_frame_debug_cfa_register): New.
15182 (dwarf2out_frame_debug_cfa_restore): New.
15183 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15184 (dwarf2out_begin_epilogue): New.
15185 (dwarf2out_frame_debug_restore_state): New.
15186 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15187 DW_CFA_restore_state.
15188 (output_cfi_directive): Likewise.
15189 (convert_cfa_to_fb_loc_list): Likewise.
15190 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15191 * dwarf2out.h: Update.
15192 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15193 (copy_insn_1): Early out for null.
15194 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15195 and dwarf2out_frame_debug_restore_state.
15196 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15197 (prologue_insn_hash, epilogue_insn_hash): New.
15198 (free_after_compilation): Adjust freeing accordingly.
15199 (record_insns): Create hash table if needed; push insns into
15200 hash instead of array.
15201 (maybe_copy_epilogue_insn): New.
15202 (contains): Search hash table instead of array.
15203 (sibcall_epilogue_contains): Remove.
15204 (thread_prologue_and_epilogue_insns): Split eh_return insns
15205 and mark them as epilogues.
15206 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15207 scanning in terms of basic blocks.
15208 * insn-notes.def (CFA_RESTORE_STATE): New.
15209 * jump.c (returnjump_p_1): Accept EH_RETURN.
15210 (eh_returnjump_p_1, eh_returnjump_p): New.
15211 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15212 CFA_REGISTER, CFA_RESTORE): New.
15213 * rtl.def (EH_RETURN): New.
15214 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15216 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15217 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15219 * config/i386/i386.c (gen_push): Update cfa state.
15220 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15221 add a CFA_ADJUST_CFA note.
15222 (ix86_dwarf_handle_frame_unspec): Remove.
15223 (ix86_expand_prologue): Update cfa state.
15224 (ix86_emit_restore_reg_using_pop): New.
15225 (ix86_emit_restore_regs_using_pop): New.
15226 (ix86_emit_leave): New.
15227 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15228 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15229 * config/i386/i386.h (struct machine_cfa_state): New.
15230 (ix86_cfa_state): New.
15231 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15232 (eh_return_internal): Merge from eh_return_<mode>,
15233 use eh_return rtx, split w/ epilogue.
15235 2009-05-29 Ian Lance Taylor <iant@google.com>
15237 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15239 * calls.c (emit_library_call_value_1): Likewise.
15241 * c-typeck.c (c_build_va_arg): New function.
15242 * c-tree.h (c_build_va_arg): Declare.
15243 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15244 instead of build_va_arg.
15246 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15248 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15249 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15250 (ptr_difference_cost): Use affine combinations to compute it.
15251 (difference_cost): Likewise.
15252 (get_computation_cost_at): Compute more accurate cost for addresses
15253 if the ratio is a multiplier allowed in addresses.
15254 For non-addresses, consider that an additional offset or symbol is
15257 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15259 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15260 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15262 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15263 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15264 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15266 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15267 to 1 for TYPE_SSE{IADD1,CVT1}.
15268 (prefix_vex_imm8): Removed.
15269 (length_vex): Only pass 1 as second argument to
15270 ix86_attr_length_vex_default if prefix_extra is 0.
15271 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15272 (length): For prefix vex computation use length_immediate
15273 attribute instead of prefix_vex_imm8.
15274 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15275 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15276 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15277 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15278 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15279 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15280 a space in between the operands.
15281 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15282 if one operand is 0xff and the other one si, di, bp or sp.
15283 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15284 other one si, di, bp or sp.
15285 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15286 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15287 type and mode attributes.
15288 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15289 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15290 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15291 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15292 prefix_data16 attribute iff MODE_DF.
15293 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15294 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15295 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15296 constm128_operand in length_immediate computation.
15297 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15298 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15299 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15300 length_immediate attribute to 1.
15301 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15302 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15303 for certain alternatives.
15304 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15305 prefix_data16 attribute if MODE_V1DF.
15306 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15307 length_immediate to 1.
15308 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15309 length_address to 4, set mode attribute to MODE_DI.
15310 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15311 (fxam<mode>2_i387): Set length attribute to 4.
15312 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15313 *prefetch_3dnow_rex): Override length_address attribute.
15314 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15316 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15317 (constm128_operand): Removed.
15318 * config/i386/i386.c (memory_address_length): For
15319 disp && !index && !base in 64-bit mode account for SIB byte if
15320 print_operand_address can't optimize disp32 into disp32(%rip)
15321 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15322 for fs: or gs: segment.
15323 (ix86_attr_length_immediate_default): When checking if shortform
15324 is possible, truncate immediate to the length of the non-shortened
15326 (ix86_attr_length_address_default): Ignore MEM_P operands
15328 (ix86_attr_length_vex_default): Only check for DImode on
15329 GENERAL_REG_P operands.
15330 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15331 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15332 (sse_cvttps2pi): Clear prefix_rep attribute.
15333 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15335 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15336 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15337 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15338 iff operand 2 is const_int_operand.
15339 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15340 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15341 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15343 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15345 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15346 prefix_data16 attribute for movlpd and movhpd instructions.
15347 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15348 length_immediate for shufpd instruction.
15349 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15350 (avx_cmpp<avxmodesuffixf2c><mode>3,
15351 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15352 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15353 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15354 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15355 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15356 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15357 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15358 prefix_data16 attribute for the first alternative to 1.
15359 (*avx_loadlps): Override length_immediate for the first alternative.
15360 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15361 attributes for second alternative.
15362 (*vec_concatv2sf_sse4_1): Override length_immediate and
15363 prefix_data16 attributes for second alternative.
15364 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15365 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15366 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15367 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15368 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15369 prefix_data16 and length_immediate to 1.
15370 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15372 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15373 prefix_extra attribute for variants that don't have 0f prefix alone.
15374 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15375 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15376 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15377 *sse4_1_pextrd): Set length_immediate to 1.
15378 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15379 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15381 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15382 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15383 length_immediate to 1 for second alternative.
15384 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15385 prefix_extra and length_immediate attributes for the first
15387 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15389 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15390 to 1 for the first and third alternative.
15391 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15393 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15395 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15397 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15398 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15399 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15400 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15401 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15402 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15403 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15404 ssse3_psign<mode>3): Override prefix_rex attribute.
15405 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15406 (ssse3_palignrti): Override length_immediate to 1.
15407 (ssse3_palignrdi): Override length_immediate to 1, override
15408 prefix_rex attribute.
15409 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15410 (sse4a_extrqi): Override length_immediate to 2.
15411 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15412 (sse4a_insertq): Override prefix_data16 to 0.
15413 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15414 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15415 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15416 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15417 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15418 and length_immediate to 1.
15419 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15420 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15421 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15422 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15423 and length_immediate to 1.
15424 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15425 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15426 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15427 avx_ptest256): Override prefix_extra to 1.
15428 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15429 Override prefix_data16 and length_immediate to 1.
15430 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15431 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15432 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15433 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15434 prefix_data16 to 0 and prefix_extra to 2.
15435 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15436 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15438 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15439 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15440 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15441 and prefix_extra to 2.
15442 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15443 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15444 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15445 avx_vpermilvar<mode>3,
15446 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15447 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15448 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15449 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15450 Override prefix_extra to 1.
15451 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15452 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15453 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15454 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15455 prefix_extra and length_immediate to 1.
15456 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15458 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15459 to 1 for the first alternative.
15460 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15461 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15463 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15464 *movv2sf_internal_avx, *movv2sf_internal): Override
15465 prefix_rep attribute for certain alternatives.
15466 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15467 attributes for certain alternatives.
15468 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15469 attributes for certain alternatives.
15470 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15471 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15472 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15473 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15474 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15475 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15476 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15477 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15478 length_immediate to 1 if operand 2 is const_int_operand.
15479 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15480 *vec_extractv2si_1): Set length_immediate attribute to 1.
15481 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15482 using old 3DNOW insn rather than SSE/3DNOW_A.
15483 (mmx_emms, mmx_femms): Clear modrm attribute.
15485 2009-05-29 Martin Jambor <mjambor@suse.cz>
15487 * tree-sra.c: New implementation of SRA.
15489 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15490 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15491 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15492 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15493 (SRA_MAX_STRUCTURE_COUNT): Removed.
15494 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15495 * doc/invoke.texi (sra-max-structure-size): Removed.
15496 (sra-field-structure-ratio): Removed.
15498 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15500 PR middle-end/40291
15501 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15504 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15506 PR rtl-optimization/40101
15507 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15508 seqno. Adjust comment.
15509 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15510 inserting bookkeeping before a jump, the jump is not scheduled.
15511 When no positive seqno found, provide a value. Add comment.
15513 2009-05-29 Richard Guenther <rguenther@suse.de>
15515 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15516 short-cutting on the first component.
15518 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15520 PR middle-end/39958
15521 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15522 for trees other than decls/types.
15524 2009-05-29 Richard Guenther <rguenther@suse.de>
15526 * tree-ssa-operands.c (get_expr_operands): Do not handle
15527 INDIRECT_REFs in the handled-component case. Remove
15528 unused get_ref_base_and_extent case.
15529 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15530 tree_low_cst and host_integerp where possible.
15531 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15532 codes for equivalence.
15533 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15535 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15537 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15538 to tmake_file for i[34567]86-*-cygwin*.
15540 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15543 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15544 (altivec_categorize_keyword, init_vector_keywords,
15545 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15548 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15550 * tree.c (handle_dll_attribute): Check if node is
15551 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15553 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15555 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15557 (thumb2_zero_extendqidi2): Likewise.
15559 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15561 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15562 instead of gen_movrt.
15563 * config/sh/sh.md (movrt): Remove.
15565 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15567 * doc/invoke.texi (IA-64 Options):
15568 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15569 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15570 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15571 -msched-prefer-non-control-spec-insns,
15572 -msched-stop-bits-after-every-cycle,
15573 -msched-count-spec-in-critical-path,
15574 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15575 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15576 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15577 and -msched-spec-verbose.
15579 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15581 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15582 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15584 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15586 2009-05-28 Richard Guenther <rguenther@suse.de>
15588 * tree-ssa-alias.c (ao_ref_init): New function.
15589 (ao_ref_base): Likewise.
15590 (ao_ref_base_alias_set): Likewise.
15591 (ao_ref_alias_set): Likewise.
15592 (refs_may_alias_p_1): Change signature.
15593 (refs_may_alias_p): Adjust.
15594 (refs_anti_dependent_p): Likewise.
15595 (refs_output_dependent_p): Likewise.
15596 (call_may_clobber_ref_p_1): Change signature.
15597 (call_may_clobber_ref_p): Adjust.
15598 (stmt_may_clobber_ref_p_1): New function split out from ...
15599 (stmt_may_clobber_ref_p): ... here.
15600 (maybe_skip_until): Adjust signature.
15601 (get_continuation_for_phi): Likewise.
15602 (walk_non_aliased_vuses): Likewise.
15603 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15604 (ao_ref_init): Declare.
15605 (ao_ref_base): Likewise.
15606 (ao_ref_alias_set): Likewise.
15607 (stmt_may_clobber_ref_p_1): Likewise.
15608 (walk_non_aliased_vuses): Adjust.
15609 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15610 (get_ref_from_reference_ops): remove.
15611 (vn_reference_lookup_2): Adjust signature.
15612 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15613 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15614 (vn_reference_lookup): Adjust.
15615 (vn_reference_insert): Likewise.
15616 (vn_reference_insert_pieces): Adjust signature.
15617 (visit_reference_op_call): Adjust.
15618 * tree-ssa-pre.c (get_expr_type): Simplify.
15619 (phi_translate_1): Adjust.
15620 (compute_avail): Likewise.
15621 (translate_vuse_through_block): Do not re-build trees.
15622 (value_dies_in_block_x): Likewise.
15623 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15625 (vn_reference_lookup_pieces): Adjust declaration.
15626 (vn_reference_insert_pieces): Likewise.
15628 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15630 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15631 with checking disabled.
15633 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15637 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15638 macro definition for support of three-operand format aligned
15639 .comm directive in assembler on cygwin/pe/mingw target OS.
15640 * configure: Regenerate.
15641 * config.h: Regenerate.
15643 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15644 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15645 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15647 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15648 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15650 2009-05-28 Ira Rosen <irar@il.ibm.com>
15652 PR tree-optimization/40254
15653 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15654 in analysis of basic blocks.
15656 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15658 PR middle-end/33699
15659 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15660 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15661 (TARGET_INITIALIZER): Use it.
15662 * cse.c (CHEAPER): Move it up to the other macros.
15663 (insert): Rename this ...
15664 (insert_with_costs): ... to this. Add cost parameters. Update
15666 (insert): New function. Call insert_with_costs.
15667 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15668 find_reg_offset_for_const, try_const_anchors): New functions.
15669 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15670 when using a const-anchor. Call insert_const_anchors.
15671 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15672 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15674 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15676 * tree-inline.c (remap_decls): Enable nonlocalized variables
15677 when not optimizing.
15679 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15681 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15682 Simplify other tests involving optimize.
15684 2009-05-27 Tom Tromey <tromey@redhat.com>
15686 * unwind-dw2.c (_Unwind_DebugHook): New function.
15687 (uw_install_context): Call _Unwind_DebugHook.
15689 2009-05-27 Tom Tromey <tromey@redhat.com>
15691 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15693 2009-05-27 Ian Lance Taylor <iant@google.com>
15695 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15696 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15697 (ALL_LINKERFLAGS): Define.
15698 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15699 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15700 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15701 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15702 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15703 $(LINKER_FOR_BUILD).
15704 (build/gcov-iov$(build_exeext)): Likewise.
15706 2009-05-27 Julian Brown <julian@codesourcery.com>
15708 * gcse.c (target.h): Include.
15709 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15710 copy of argument to a pseudo register.
15712 2009-05-27 Diego Novillo <dnovillo@google.com>
15714 * tree-ssa-live.c (dump_scope_block): Document arguments.
15715 (dump_scope_blocks): Document.
15716 (debug_scope_blocks): New.
15717 * tree-flow.h (debug_scope_blocks): Declare.
15719 2009-05-21 Denis Chertykov <denisc@overta.ru>
15721 * doc/contrib.texi (Contributors): Add myself to the list.
15723 2009-05-27 Olivier Hainque <hainque@adacore.com>
15725 * expr.c (target_align): New function. Alignment the TARGET of an
15726 assignment may be assume to have.
15727 (highest_pow2_factor_for_target): Use it instead of relying on
15728 immediate tree attributes of TARGET, not necessarily honored when
15729 intermediate bitfields are involved.
15731 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15734 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15735 AVX, SSE4, AES, PCLMUL and POPCNT.
15737 2009-05-27 Diego Novillo <dnovillo@google.com>
15739 * tree-pretty-print.c (dump_location): New.
15740 (dump_generic_node): Call it.
15741 Factor code to handle BLOCK nodes ...
15742 (dump_block_node): ... here.
15744 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15746 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15748 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15750 * gcc-plugin.h: Include config.h and system.h.
15751 (IN_GCC): Define if not defined.
15753 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15755 PR middle-end/40249
15756 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15759 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15761 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15763 * config/m32r/m32r.h: Ditto.
15764 * config/m32r/m32r.md: Ditto.
15765 * config/m32r/predicates.md: Ditto.
15767 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15769 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15771 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15774 (Loading plugins): typo.
15775 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15776 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15777 (Interacting with the GCC Garbage Collector): Added new section.
15778 (Giving information about a plugin): Added new section for
15780 * ggc.h (ggc_register_root_tab): Added declaration.
15781 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15782 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15783 (register_callback): Improved comment in declaration.
15784 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15785 (extra_root_vec) Added static variable for dynamic roots registration.
15786 (ggc_register_root_tab) Added new routine.
15787 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15788 PLUGIN_GGC_MARKING event.
15789 * ggc-zone.c: Include plugin.h.
15790 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15791 * ggc-page.c: Include plugin.h.
15792 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15793 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15794 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15795 (register_callback): check lack of callbacks for
15796 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15797 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15798 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15799 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15800 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15801 dependency on plugin.h.
15802 (plugin.o): Added dependency on ggc.h...
15804 2009-05-26 Richard Guenther <rguenther@suse.de>
15806 PR middle-end/40248
15808 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15809 with mismatched comparison modes.
15811 * expr.c (expand_expr_real_1): Expand the operand of a
15812 VIEW_CONVERT_EXPR in its natural mode.
15814 2009-05-26 Ian Lance Taylor <iant@google.com>
15816 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15817 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15818 (ALL_COMPILERFLAGS): Define.
15819 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15820 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15821 (collect2$(exeext), collect2.o): Likewise.
15822 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15823 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15824 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15825 (libbackend.o, intl.o, cppdefault.o): Likewise.
15826 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15827 (build/%.o): Use $(COMPILER_FOR_BUILD).
15828 (build/gen%$(build_exeext)): Likewise.
15829 (build/gcov-iov$(build_exeext)): LIkewise.
15830 * config/t-darwin (darwin.o): Use $(COMPILER).
15831 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15832 * config/t-sol2 (sol2-c.o): Likewise.
15833 (sol2.o): Likewise.
15834 * config/t-vxworks (vxworks.o): Likewise.
15835 * config/x-darwin (host-darwin.o): Likewise.
15836 * config/x-hpux (host-hpux.o): Likewise.
15837 * config/x-linux (host-linux.o): Likewise.
15838 * config/x-solaris (host-solaris.o): Likewise.
15839 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15840 * config/arm/t-arm (arm-c.o): Likewise.
15841 * config/arm/t-pe (pe.o): Likewise.
15842 * config/arm/t-wince-pe (pe.o): Likewise.
15843 * config/i386/t-cygming (winnt.o): Likewise.
15844 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15845 * config/i386/t-cygwin (cygwin1.o): Likewise.
15846 (cygwin2.o): Likewise.
15847 * config/i386/t-i386 (i386-c.o): Likewise.
15848 * config/i386/t-interix (winnt.o): Likewise.
15849 * config/i386/t-netware (netware.o): Likewise.
15850 * config/i386/t-nwld (nwld.o): Likewise.
15851 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15852 * config/i386/x-i386 (driver-i386.o): Likewise.
15853 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15854 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15855 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15856 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15857 * config/mips/x-native (driver-native.o): Likewise.
15858 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15859 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15860 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15861 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15862 * config/score/t-score-elf (score7.o): Likewise.
15863 (score3.o): Likewise.
15864 * config/sh/t-sh (sh-c.o): Likewise.
15865 * config/sh/t-symbian (sh-c.o): Likewise.
15866 (symbian.o): Likewise.
15867 * config/spu/t-spu-elf (spu-c.o): Likewise.
15868 * config/v850/t-v850 (v850-c.o): Likewise.
15869 * config/v850/t-v850e (v850-c.o): Likewise.
15871 2009-05-26 Richard Guenther <rguenther@suse.de>
15873 PR tree-optimization/40122
15874 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15875 VECTOR_CSTs if possible.
15876 (fold_gimple_assign): Likewise.
15878 2009-05-26 Richard Guenther <rguenther@suse.de>
15880 PR middle-end/40252
15881 * fold-const.c (fold_binary): Use the correct types for building
15884 2009-05-26 Richard Guenther <rguenther@suse.de>
15886 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15887 redundant calls to merge_alias_info.
15888 (bump_vector_ptr): Likewise.
15889 * tree-ssa-copy.c (merge_alias_info): Remove.
15890 (replace_exp_1): Remove call to merge_alias_info.
15891 (propagate_tree_value): Likewise.
15892 (fini_copy_prop): Propagate points-to info.
15893 * tree-flow.h (merge_alias_info): Remove.
15895 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15897 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15899 2009-05-25 Jan Hubicka <jh@suse.cz>
15901 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15902 * cgraph.h (struct inline_summary): New filed self_wize,
15903 size_inlining_benefit, self_time and time_inlining_benefit.
15904 (struct cgraph_global_info): Replace insns by time ans size fields.
15905 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15906 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15907 (ipcp_update_callgraph): Do not touch function bodies.
15908 * ipa-inline.c: Include except.h
15909 (MAX_TIME): New constant.
15910 (overall_insns): Remove.
15911 (leaf_node_p): New.
15912 (overall_size, max_benefit): New static variables.
15913 (cgraph_estimate_time_after_inlining): New function.
15914 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15915 (cgraph_clone_inlined_nodes): Update size.
15916 (cgraph_mark_inline_edge): Update size.
15917 (cgraph_estimate_growth): Use size info.
15918 (cgraph_check_inline_limits): Check size.
15919 (cgraph_default_inline_p): Likewise.
15920 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15921 (cgraph_decide_recursive_inlining): Check size.
15922 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15924 (cgraph_decide_inlining): Likewise.
15925 (cgraph_decide_inlining_incrementally): Likewise; honor
15926 PARAM_EARLY_INLINING_INSNS.
15927 (likely_eliminated_by_inlining_p): New predicate.
15928 (estimate_function_body_sizes): New function.
15929 (compute_inline_parameters): Use it.
15930 * except.c (must_not_throw_labels): New function.
15931 * except.h (must_not_throw_labels): Declare.
15932 * tree-inline.c (init_inline_once): Kill inlining_weigths
15933 * tree-ssa-structalias.c: Avoid uninitialized warning.
15934 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15935 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15936 (PARAM_INLINE_CALL_COST): Remove.
15937 (PARAM_EARLY_INLINING_INSNS): New.
15939 2009-05-25 Richard Guenther <rguenther@suse.de>
15941 PR tree-optimization/36327
15942 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15943 callback for reference translation or lookup at the point of may-defs.
15944 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15945 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15946 for union COMPONENT_REFs.
15947 (vn_reference_lookup_3): New callback. Lookup from memset
15948 and CONSTRUCTOR assignment, translate through struct copies.
15949 (vn_reference_lookup_pieces): Make sure to not free the
15950 passed operands array. Adjust walk_non_aliased_vuses call.
15951 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15952 make sure we do not leak memory.
15954 2009-05-25 Richard Guenther <rguenther@suse.de>
15956 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15957 * tree-inline.c (expand_call_inline): Reset the escaped and
15958 callused solutions.
15959 * tree-ssa-structalias.c (pass_build_ealias): New.
15960 * tree-pass.h (pass_build_ealias): Declare.
15961 * passes.c (init_optimization_passes): Add PTA during
15962 early optimizations.
15963 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15964 and CALLUSED solutions.
15965 (dump_points_to_solution): New function, split out from ...
15966 (dump_points_to_info_for): ... here.
15967 * tree-parloops.c (parallelize_loops): Reset the escaped and
15968 callused solutions.
15970 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15973 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15974 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15976 2009-05-25 Ira Rosen <irar@il.ibm.com>
15978 PR tree-optimization/40238
15979 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15980 statements after basic block's labels.
15981 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15982 to free the allocated memory.
15984 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15986 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15987 return address with a USE.
15989 2009-05-24 Richard Guenther <rguenther@suse.de>
15991 PR middle-end/40233
15992 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15993 array type from the main variant of the inner type.
15995 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15997 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15998 definition to bool (from int) to un-break build.
15999 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16001 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16003 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16004 discard_stmt_changes): Delete.
16005 * tree-ssa-operands.c (scb_stack): Delete.
16006 (init_ssa_operands): Do not initialize it.
16007 (fini_ssa_operands): Do not free it.
16008 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16010 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16011 update_stmt, remove the others. Fix comments.
16012 * tree-dfa.c (optimize_stack_restore): Likewise.
16013 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16014 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16015 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16016 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16018 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16019 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16020 (dom_opt_finalize_block): Likewise, adjusting access to
16022 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16023 (stmts_to_rescan): Change item type to gimple.
16024 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16026 2009-05-24 Ira Rosen <irar@il.ibm.com>
16028 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16029 * tree-pass.h (pass_slp_vectorize): New pass.
16030 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16031 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16032 * tree-vectorizer.c (timevar.h): Include.
16033 (user_vect_verbosity_level): Declare.
16034 (vect_location): Fix comment.
16035 (vect_set_verbosity_level): Update user_vect_verbosity_level
16036 instead of vect_verbosity_level.
16037 (vect_set_dump_settings): Add an argument. Ignore user defined
16038 verbosity if dump flags require higher level of verbosity. Print to
16039 stderr only for loop vectorization.
16040 (vectorize_loops): Update call to vect_set_dump_settings.
16041 (execute_vect_slp): New function.
16042 (gate_vect_slp): Likewise.
16043 (struct gimple_opt_pass pass_slp_vectorize): New.
16044 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16045 access its members.
16046 (vec_info_for_bb): New function.
16047 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16048 (VECTORIZATION_ENABLED): New macro.
16049 (SLP_ENABLED, SLP_DISABLED): Likewise.
16050 (vect_is_simple_use): Add bb_vec_info argument.
16051 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16052 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16053 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16054 vect_schedule_slp, vect_analyze_slp): Likewise.
16055 (vect_analyze_stmt): Add slp_tree argument.
16056 (find_bb_location): Declare.
16057 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16058 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16059 (vect_analyze_loop_operations, vect_analyze_loop,
16060 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16061 vect_finalize_reduction, vectorizable_reduction,
16062 vectorizable_live_operation, vect_transform_loop): Likewise.
16063 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16064 skip evolution analysis if analyzing a basic block.
16065 (dr_analyze_indices): Likewise.
16066 (initialize_data_dependence_relation): Skip the test whether the
16067 object is invariant for basic blocks.
16068 (compute_all_dependences): Skip dependence analysis for data
16069 references in basic blocks.
16070 (find_data_references_in_stmt): Don't fail in case of invariant
16071 access in basic block.
16072 (find_data_references_in_bb): New function.
16073 (find_data_references_in_loop): Move code to
16074 find_data_references_in_bb and add a call to it.
16075 (compute_data_dependences_for_bb): New function.
16076 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16077 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16079 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16080 unknown dependence in basic block and fail in case of dependence in
16082 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16083 dependence instances from either loop or basic block vectorization
16085 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16086 before calling nested_in_vect_loop_p.
16087 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16088 dependence instances from either loop or basic block vectorization
16090 (vect_verify_datarefs_alignment): Likewise.
16091 (vect_enhance_data_refs_alignment): Adjust function calls.
16092 (vect_analyze_data_refs_alignment): Likewise.
16093 (vect_analyze_group_access): Fix printing. Skip different checks if
16094 DR_STEP is 0. Keep strided stores either in loop or basic block
16095 vectorization data structure. Fix indentation.
16096 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16098 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16099 dependence instances from either loop or basic block vectorization
16101 (vect_analyze_data_refs): Update comment. Call
16102 compute_data_dependences_for_bb to analyze basic blocks.
16103 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16104 case of loop vectorization. In case of basic block vectorization use
16105 data-ref itself as a base.
16106 (vect_create_data_ref_ptr): In case of basic block vectorization:
16107 don't advance the pointer, add new statements before the current
16108 statement. Adjust function calls.
16109 (vect_supportable_dr_alignment): Support only aligned accesses in
16110 basic block vectorization.
16111 * common.opt (ftree-slp-vectorize): New flag.
16112 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16113 (vect_pattern_recog_1): Likewise.
16114 * tree-vect-stmts.c (process_use): Likewise.
16115 (vect_init_vector): Add new statements in the beginning of the basic
16116 block in case of basic block SLP.
16117 (vect_get_vec_def_for_operand): Adjust function calls.
16118 (vect_finish_stmt_generation): Likewise.
16119 (vectorizable_call): Add assert that it is loop vectorization, adjust
16121 (vectorizable_conversion, vectorizable_assignment): Likewise.
16122 (vectorizable_operation): In case of basic block SLP, take
16123 vectorization factor from statement's type and skip the relevance
16124 check. Adjust function calls.
16125 (vectorizable_type_demotion): Add assert that it is loop
16126 vectorization, adjust function calls.
16127 (vectorizable_type_promotion): Likewise.
16128 (vectorizable_store): Check for outer loop only in case of loop
16129 vectorization. Adjust function calls. For basic blocks, skip the
16130 relevance check and don't advance pointers.
16131 (vectorizable_load): Likewise.
16132 (vectorizable_condition): Add assert that it is loop vectorization,
16133 adjust function calls.
16134 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16135 that it is not reduction, get vector type, call only supported
16136 functions, skip loop specific parts.
16137 (vect_transform_stmt): Check for outer loop only in case of loop
16139 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16140 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16141 for external definition.
16142 * passes.c (pass_slp_vectorize): New pass.
16143 * tree-vect-slp.c (find_bb_location): New function.
16144 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16145 check for patterns only in loops.
16146 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16147 case of multiple types in basic block SLP.
16148 (vect_mark_slp_stmts_relevant): New function.
16149 (vect_supported_load_permutation_p): Fix comment.
16150 (vect_analyze_slp_instance): Add argument. In case of basic block
16151 SLP, take vectorization factor from statement's type, check that
16152 unrolling factor is 1. Adjust function call. Save SLP instance in
16153 either loop or basic block vectorization structure. Return FALSE,
16155 (vect_analyze_slp): Add argument. Get strided stores groups from
16156 either loop or basic block vectorization structure. Return FALSE
16157 if basic block SLP failed.
16158 (new_bb_vec_info): New function.
16159 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16160 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16161 (vect_schedule_slp): Add argument. Get SLP instances from either
16162 loop or basic block vectorization structure. Set vectorization factor
16163 to be 1 for basic block SLP.
16164 (vect_slp_transform_bb): New function.
16165 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16167 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16169 * final.c (shorten_branches): Do not align labels for jump tables.
16170 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16172 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16174 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16175 Remove outdated reference to flow.c and fix nits.
16176 * doc/gccint.texi: Tweak RTL description.
16177 * doc/rtl.texi: Likewise.
16179 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16181 * config/avr/avr.c: Change my email address.
16182 * config/avr/avr.h: Likewise.
16183 * config/avr/avr.md: Likewise.
16184 * config/avr/avr-protos.h: Likewise.
16185 * config/avr/libgcc.S: Likewise.
16187 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16189 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16190 (spu_split_load, spu_split_store): Change return type to int.
16191 (spu_split_convert): Declare.
16192 * config/spu/predicates.md (spu_mem_operand): Remove.
16193 (spu_mov_operand): Update.
16194 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16195 * config/spu/spu.c (regno_aligned_for_load): Remove.
16196 (reg_aligned_for_addr, spu_expand_load): Define.
16197 (spu_expand_extv): Reimplement and handle MEM.
16198 (spu_expand_insv): Handle MEM.
16199 (spu_sched_reorder): Handle insn's with length 0.
16200 (spu_legitimate_address_p): Reimplement.
16201 (store_with_one_insn_p): Return TRUE for any mode with size
16202 larger than 16 bytes.
16203 (address_needs_split): Define.
16204 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16206 (spu_convert_move): Define.
16207 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16208 (spu_split_store): Change all MEM's to TImode.
16209 (spu_init_expanders): Preallocate registers that correspond to
16210 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16212 (spu_split_convert): Define.
16213 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16214 (_move<mode>, _movdi, _movti): Update predicate and condition.
16215 (load, store): Change to define_split.
16216 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16218 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16219 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16220 define_insn_and_split of lshr<mode>3.
16221 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16222 (<v>ashr<mode>3_imm): Define.
16223 (extv, extzv, insv): Allow MEM operands.
16224 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16225 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16226 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16227 (_spu_convert2): Change to define_insn_and_split and remove the
16228 corresponding define_peephole2.
16229 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16230 Change predicates to memory_operand.
16232 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16234 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16236 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16238 PR tree-optimization/40219
16239 * tree.c (iterative_hash_expr): Make sure the builtin function is
16240 a normal builtin function and not a front end or back end builtin
16241 before indexing into the built_in_decls array.
16243 2009-05-22 Richard Guenther <rguenther@suse.de>
16245 PR middle-end/38964
16246 * alias.c (write_dependence_p): Do not use TBAA for answering
16247 anti-dependence or output-dependence.
16248 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16249 (emit_pointer_definition): Remove.
16250 (emit_alias_warning): Likewise.
16251 (find_what_var_points_to): Remove TBAA pruning code.
16252 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16254 (compute_points_to_sets): Remove code computing the set of
16255 dereferenced pointers.
16256 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16257 oracle for querying anti and output dependencies.
16258 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16259 if TBAA may be applied.
16260 (refs_anti_dependent_p): New function.
16261 (refs_output_dependent_p): Likewise.
16262 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16263 (refs_output_dependent_p): Likewise.
16264 * doc/tree-ssa.texi (Memory model): New section.
16265 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16266 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16267 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16268 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16269 * expr.c (expand_expr_real_1): Likewise.
16270 * gimple-low.c (lower_stmt): Likewise.
16271 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16272 (dump_gimple_cdt): Remove.
16273 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16274 (gimple_size): Likewise.
16275 (walk_gimple_op): Likewise.
16276 (is_gimple_stmt): Likewise.
16277 (walk_stmt_load_store_addr_ops): Likewise.
16278 (gimple_build_cdt): Remove.
16279 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16280 * gimple.h (gimple_cdt_new_type): Remove.
16281 (gimple_cdt_new_type_ptr): Likewise.
16282 (gimple_cdt_set_new_type): Likewise.
16283 (gimple_cdt_location): Likewise.
16284 (gimple_cdt_location_ptr): Likewise.
16285 (gimple_cdt_set_location): Likewise.
16286 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16287 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16288 GIMPLE_CHANGE_DYNAMIC_TYPE.
16289 (verify_types_in_gimple_stmt): Likewise.
16290 * tree-inline.c (estimate_num_insns): Likewise.
16291 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16292 (copy_decl_to_var): Likewise.
16293 (copy_result_decl_to_var): Likewise.
16294 * tree-pretty-print.c (dump_generic_node): Do not handle
16295 CHANGE_DYNAMIC_TYPE_EXPR.
16296 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16297 * tree-ssa-operands.c (get_expr_operands): Likewise.
16298 * tree-ssa-structalias.c (struct variable_info): Remove
16299 no_tbaa_pruning member.
16300 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16301 (unify_nodes): Do not copy it.
16302 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16303 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16304 (set_uids_in_ptset): Do not check it.
16305 (find_what_var_points_to): Likewise.
16306 (compute_tbaa_pruning): Remove.
16307 (compute_points_to_sets): Do not call it.
16308 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16309 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16310 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16311 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16312 (DECL_NO_TBAA_P): Likewise.
16313 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16314 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16315 (expand_omp_atomic_pipeline): Do not set it.
16316 * print-tree.c (print_node): Do not dump it.
16317 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16320 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16323 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16326 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16328 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16331 2009-05-22 Ben Elliston <bje@au.ibm.com>
16333 * Makefile.in (bversion.h, s-bversion): New targets.
16334 (TOPLEV_H): Add bversion.h.
16335 * toplev.h: Include "bversion.h".
16336 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16337 the __format__ attribute only if compiling with the same version
16338 of GCC as the sources (the "build version").
16340 2009-05-22 Ben Elliston <bje@au.ibm.com>
16342 * c-format.c (handle_format_attribute): Fix comment typo.
16344 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16347 * config/ia64/ia64.opt (mfused-madd): New.
16348 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16349 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16350 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16351 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16352 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16353 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16354 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16355 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16356 instruction if !TARGET_FUSED_MADD.
16357 (fpma, fpms): Remove colon from name.
16359 2009-05-22 Richard Guenther <rguenther@suse.de>
16361 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16362 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16363 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16365 (create_expression_by_pieces): Only convert if necessary.
16366 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16367 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16369 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16371 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16372 regular pattern from a template and rename it ...
16373 (*extzv_truncsi_exts): ... to this.
16375 2009-05-21 Richard Guenther <rguenther@suse.de>
16377 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16378 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16379 (cgraph_default_inline_p): Likewise.
16380 (cgraph_decide_inlining_incrementally): Likewise.
16382 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16383 Uros Bizjak <ubizjak@gmail.com>
16385 * config/i386/cpuid.h (bit_MOVBE): New.
16387 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16389 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16390 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16391 (ix86_handle_option): Handle OPT_mmovbe.
16392 (ix86_target_string): Add -mmovbe.
16393 (pta_flags): Add PTA_MOVBE.
16394 (processor_alias_table): Add PTA_MOVBE to "atom".
16395 (override_options): Handle PTA_MOVBE.
16397 * config/i386/i386.h (TARGET_MOVBE): New.
16399 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16400 (*bswapsi_movbe): New.
16401 (*bswapdi_movbe): Likewise.
16402 (bswapdi2): Renamed to ...
16403 (*bswapdi_1): This.
16404 (bswapdi2): New expander.
16406 * config/i386/i386.opt (mmovbe): New.
16408 * doc/invoke.texi: Document -mmovbe.
16410 2009-05-21 Taras Glek <tglek@mozilla.com>
16412 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16413 * gcc-plugin.h (plugin_init): Updated signature.
16414 * gcc-plugin.h (plugin_name_args): Moved to this header.
16415 * doc/plugins.texi (plugin_init): Updated documention to reflect
16417 * doc/plugins.texi (plugin_name_args): Added to documention.
16419 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16421 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16422 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16424 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16426 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16427 JUMP_TABLE_DATA_P predicates where applicable.
16428 * config/i386/predicates.md: Ditto.
16429 * config/i386/sse.md: Ditto.
16431 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16433 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16434 operand2 -128 override length_immediate attribute to 1.
16435 * config/i386/predicates.md (constm128_operand): New predicate.
16437 * config/i386/i386.c (memory_address_length): Handle %r12
16438 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16440 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16441 mode look through optional ZERO_EXTEND and SUBREG.
16442 * config/i386/i386.md (R12_REG): New define_constant.
16443 (prefix_data16): For sse unit set also for MODE_TI insns.
16444 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16445 insns set if operand 1 is ext_QIreg_operand.
16446 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16447 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16449 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16450 mode from MODE_DI to MODE_SI.
16451 (movdi_1_rex64): Override modrm and length_immediate attributes
16452 only for movabs (TYPE_IMOV, alternative 2).
16453 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16454 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16455 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16456 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16457 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16458 prefix_rex attribute if DImode.
16459 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16460 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16461 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16462 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16463 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16464 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16465 Likewise. For TYPE_IMOV clear length_immediate attribute.
16466 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16467 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16468 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16469 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16470 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16471 or one operand TYPE_ISHIFT.
16472 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16473 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16474 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16475 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16476 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16477 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16478 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16479 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16480 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16481 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16482 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16483 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16484 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16485 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16486 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16487 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16488 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16489 set mode attribute, don't override length attribute.
16490 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16492 (return_internal_long): Set length attribute to 2 instead of 1.
16493 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16494 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16495 prefix_rex attribute.
16496 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16498 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16500 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16502 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16504 2009-05-20 Ian Lance Taylor <iant@google.com>
16506 * tree.c (build_tree_list_vec_stat): New function.
16507 (ctor_to_vec): New function.
16508 (build_nt_call_vec): New function.
16509 (build_call_array): Change args to be a const pointer.
16510 (build_call_vec): New function.
16511 * tree.h (build_nt_call_vec): Declare.
16512 (build_tree_list_vec_stat): Declare.
16513 (build_tree_list_vec): Define.
16514 (build_call_array): Update declaration.
16515 (build_call_vec): Declare.
16516 (ctor_to_vec): Declare.
16517 * c-common.c (tree_vector_cache): New static variable.
16518 (make_tree_vector): New function.
16519 (release_tree_vector): New function.
16520 (make_tree_vector_single): New function.
16521 (make_tree_vector_copy): New function.
16522 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16523 (make_tree_vector_single, make_tree_vector_copy): Declare.
16524 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16525 (c_parser_expr_list): Don't manage cache here, instead call
16527 (c_parser_release_expr_list): Remove static function.
16528 (c_parser_vec_to_tree_list): Remove static function.
16529 (c_parser_attributes): Call build_tree_list_vec instead of
16530 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16531 c_parser_release_expr_list.
16532 (c_parser_postfix_expression_after_primary): Likewise.
16533 (c_parser_objc_keywordexpr): Likewise.
16535 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16537 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16538 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16539 TARGET_CONVERT_TO_TYPE.
16540 * hooks.c (hook_tree_const_tree_null): Define.
16541 * hooks.h (hook_tree_const_tree_null): Declare.
16542 * target.h (struct gcc_target): Add invalid_parameter_type,
16543 invalid_return_type, promoted_type, and convert_to_type fields.
16544 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16545 (TARGET_INVALID_RETURN_TYPE): Define.
16546 (TARGET_PROMOTED_TYPE): Define.
16547 (TARGET_CONVERT_TO_TYPE): Define.
16548 (TARGET_INITIALIZER): Update for new fields.
16549 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16550 (grokparms): Check targetm.invalid_parameter_type.
16551 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16552 * c-convert.c (convert): Check targetm.convert_to_type.
16554 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16556 * config/mips/mips.md (*extenddi_truncate<mode>,
16557 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16559 (*extendhi_truncateqi): New define_insn_and_sptit.
16561 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16563 PR middle-end/40204
16564 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16565 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16567 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16569 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16570 the operand of VIEW_CONVERT_EXPR.
16572 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16574 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16575 extended family and model for Intel processors. Support Intel Atom.
16577 2009-05-20 Olivier Hainque <hainque@adacore.com>
16579 * gstab.h (stab_code_type): Define, to be used instead of the
16580 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16582 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16583 occurrences by stab_code_type.
16584 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16586 2009-05-20 Martin Jambor <mjambor@suse.cz>
16588 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16589 (sra_insert_before): Likewise.
16590 (sra_insert_after): Likewise.
16591 (sra_init_cache): Likewise.
16592 (sra_type_can_be_decomposed_p): Likewise.
16593 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16594 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16595 (sra_insert_before): Likewise.
16596 (sra_insert_after): Likewise.
16597 (sra_init_cache): Likewise.
16598 (insert_edge_copies_seq): Made static and moved upwards.
16600 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16603 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16605 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16606 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16609 2009-05-20 Richard Guenther <rguenther@suse.de>
16611 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16612 with mismatched comparison modes.
16614 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16616 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16617 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16618 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16619 with shifts for Thumb2.
16620 (orsi_notsi): New for orn.
16621 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16622 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16623 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16624 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16625 Don't invert remainder for IOR.
16627 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16629 PR tree-optimization/40087
16630 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16631 number_of_iterations_ne): Rename never_infinite argument.
16632 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16633 number_of_iterations_le): Handle pointer-type ivs when
16634 exit_must_be_taken is false.
16635 (number_of_iterations_cond): Do not always assume that
16636 exit_must_be_taken if the control variable is a pointer.
16638 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16640 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16641 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16643 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16645 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16646 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16648 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16651 * c.opt (Wlogical-op): Disabled by default.
16652 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16654 * doc/invoke.texi (Wlogical-op): Likewise.
16656 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16658 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16660 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16661 Propagate the type of the first operand.
16662 <ASSERT_EXPR>: Simplify.
16663 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16664 Rewrite using the RHS code as discriminant.
16665 <NOP_EXPR>: Turn into CASE_CONVERT.
16666 <PLUS_EXPR>: Propagate the type of the first operand.
16668 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16670 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16671 (ia64_dconst_0_375): New.
16672 * config/ia64/ia64.c (ia64_override_options): Remove
16673 -minline-sqrt-min-latency warning.
16674 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16675 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16676 * config/ia64/ia64.md (*sqrt_approx): Remove.
16677 (sqrtsf2): Remove #if 0.
16678 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16679 (sqrtdf): Remove assert.
16680 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16681 (sqrtxf2): Remove #if 0.
16682 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16683 * div.md (sqrt_approx_rf): New.
16684 (sqrtsf2_internal_thr): New implementation.
16685 (sqrtsf2_internal_lat): New.
16686 (sqrtdf2_internal_thr: New implementation.
16687 (sqrtxf2_internal): New implementation.
16689 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16690 Hans-Peter Nilsson <hp@axis.com>
16692 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16693 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16694 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16695 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16696 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16697 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16698 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16699 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16700 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16701 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16702 * c-common.c: ...from here.
16704 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16706 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16708 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16710 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16712 2009-05-19 Ben Elliston <bje@au.ibm.com>
16714 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16715 assignments with memcpy calls.
16716 (add_fdes): Likewise.
16717 (binary_search_unencoded_fdes): Likewise.
16718 (linear_search_fdes): Eliminate type puns.
16720 2009-05-19 Richard Guenther <rguenther@suse.de>
16722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16723 not falsely claim to have propagated into all uses.
16725 2009-05-19 Ben Elliston <bje@au.ibm.com>
16727 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16730 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16732 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16733 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16734 (TARGET_LEGITIMATE_ADDRESS_P): New.
16735 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16736 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16738 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16741 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16742 child of the containing namespace's DIE.
16744 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16746 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16747 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16748 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16751 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16754 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16755 gen_align with gen_pad.
16756 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16757 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16759 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16760 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16762 * config/i386/i386.md (align): Renamed to ...
16763 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16764 ASM_OUTPUT_MAX_SKIP_PAD.
16766 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16768 * config.gcc: Fix variable syntax.
16771 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16772 before calling exact_log2.
16773 (output_iorsi3): Likewise.
16774 (output_xorsi3): Likewise.
16776 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16778 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16779 for the none zero constant operand except for EQ and NE
16780 comprisons even when the first operand is R0.
16782 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16784 * config/s390/2064.md: Remove trailing whitespaces.
16785 * config/s390/2084.md: Likewise.
16786 * config/s390/constraints.md: Likewise.
16787 * config/s390/fixdfdi.h: Likewise.
16788 * config/s390/libgcc-glibc.ver: Likewise.
16789 * config/s390/s390-modes.def: Likewise.
16790 * config/s390/s390-protos.h: Likewise.
16791 * config/s390/s390.c: Likewise.
16792 * config/s390/s390.h: Likewise.
16793 * config/s390/s390.md: Likewise.
16794 * config/s390/tpf-unwind.h: Likewise.
16796 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16798 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16800 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16803 * configure.ac (m68k-*-*): Check if binutils support TLS.
16804 * configure: Regenerate.
16805 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16806 * config/m68k/constraints.md (Cu): New constraint.
16807 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16808 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16809 (movsi): Handle TLS symbols.
16810 (addsi3_5200): Handle XTLS symbols, indent.
16811 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16812 (m68k_tls_reference_p): Declare.
16813 (m68k_legitimize_address): Declare.
16814 (m68k_unwrap_symbol): Declare.
16815 * config/m68k/m68k.opt (mxtls): New option.
16816 * config/m68k/m68k.c (ggc.h): Include.
16817 (m68k_output_dwarf_dtprel): Implement hook.
16818 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16819 (m68k_expand_prologue): Load GOT pointer when function needs it.
16820 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16821 (m68k_legitimate_constant_address_p): Same.
16822 (m68k_decompose_address): Handle TLS references.
16823 (m68k_get_gp): New static function.
16824 (enum m68k_reloc): New contants.
16825 (TLS_RELOC_P): New macro.
16826 (m68k_wrap_symbol): New static function.
16827 (m68k_unwrap_symbol): New function.
16828 (m68k_final_prescan_insn_1): New static function.
16829 (m68k_final_prescan_insn): New function.
16830 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16832 (legitimize_pic_address): Handle TLS references..
16833 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16834 (m68k_libcall_value_in_a0_p)
16835 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16836 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16837 (m68k_legitimize_tls_address): Handle TLS references.
16838 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16840 (m68k_legitimize_address): Handle TLS symbols.
16841 (m68k_get_reloc_decoration): New static function.
16842 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16844 (m68k_output_dwarf_dtprel): Implement hook.
16845 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16846 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16847 m68k_call_* routines.
16848 (sched_attr_op_type): Handle TLS symbols.
16849 (gt-m68k.h): Include.
16850 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16851 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16853 2009-05-18 Martin Jambor <mjambor@suse.cz>
16855 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16856 (visit_store_addr_for_mod_analysis): New function.
16857 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16858 (determine_cst_member_ptr): Use gimple_assign_single_p.
16859 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16860 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16861 operands. Don't check number of operands of a NOP_EXPR.
16863 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16865 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16867 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16870 * c-common.c (warn_logical_operator): Don't warn if one of
16871 expression isn't always true or false.
16873 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16875 * config/i386/biarch32.h: New file.
16876 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16878 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16880 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16881 *zero_extend<mode>_truncqi): Merge these into ...
16882 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16883 Name the pattern following this as *zero_extendhi_truncqi.
16885 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16887 PR middle-end/39301
16888 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16889 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16890 (output_info): Make field HOST_WIDEST_INT.
16891 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16892 (dump_bitmat_statistics): Same.
16894 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16896 * config.gcc (use_gcc_stdint): Set to wrap.
16897 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16898 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16899 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16900 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16901 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16902 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16903 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16904 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16906 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16908 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16910 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16911 Move definitions earlier.
16912 (OPT_ARCH64, OPT_ARCH32): Define.
16913 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16916 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16919 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16922 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16924 * arm.md (movdi2): Copy non-reg values to DImode registers.
16926 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16929 * final.c (label_to_max_skip): New function.
16930 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16931 CODE_LABEL_NUMBER <= max_labelno.
16932 * output.h (label_to_max_skip): New prototype.
16933 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16934 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16935 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16936 Handle CODE_LABELs with >= 16 byte alignment or with
16937 max_skip == (1 << align) - 1.
16938 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16939 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16942 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16943 .p2align 3 if MAX_SKIP is smaller than 7.
16944 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16946 2009-05-15 Ian Lance Taylor <iant@google.com>
16948 * alias.c (struct alias_set_entry_d): Rename from struct
16949 alias_set_entry. Change all uses.
16950 * except.c (struct call_site_record_d): Rename from struct
16951 call_site_record. Change all uses.
16952 * except.h (struct eh_region_d): Rename from struct eh_region.
16954 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16956 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16957 ivtype_map_elt. Change all uses.
16958 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16960 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16961 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16963 (struct sese_d): Rename from struct sese. Change all uses.
16964 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16965 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16966 * optabs.h (struct optab_d): Rename from struct optab. Change all
16968 (struct convert_optab_d): Rename from struct convert_optab.
16970 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16971 ipa_opt_pass. Change all uses.
16972 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16975 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16976 defined as a typedef.
16977 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16980 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16983 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16985 (merge_ranges): Returns bool.
16986 * tree.h (make_range): .. to here.
16987 (build_range_check): Likewise.
16988 (merge_ranges): Likewise. Renamed from merge_ranges.
16989 * c-typeck.c (parser_build_binary_op): Update calls to
16990 warn_logical_operator.
16991 * c-common.c (warn_logical_operator): Add new warning.
16992 * c-common.h (warn_logical_operator): Update declaration.
16994 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16996 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16998 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17000 * doc/install.texi: Document MPC requirements, flags etc.
17002 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17003 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17004 Evaluate constant arguments.
17005 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17006 (fold_builtin_1): Likewise, also evaluate constant arguments.
17007 Remove superfluous break.
17008 (do_mpc_ckconv): New.
17009 * real.h: Include mpc.h.
17010 * toplev.c (print_version): Output MPC version info if available.
17012 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17014 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17016 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17018 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17021 2009-05-15 Jan Hubicka <jh@suse.cz>
17023 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17024 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17025 (try_inline): Fix return value.
17026 (cgraph_decide_inlining_incrementally): Honor new value.
17027 (cgraph_early_inlining): Handle indirect inlining.
17028 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17030 2009-05-15 Jan Hubicka <jh@suse.cz>
17032 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17033 * cgraphunit.c (cgraph_finalize_function): Set it.
17034 (cgraph_expand_function): Use it.
17036 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17038 * real.c (encode_ieee_half): Define.
17039 (decode_ieee_half): Define.
17040 (ieee_half_format): Define.
17041 (arm_half_format): Define.
17042 * real.h (ieee_half_format): Declare.
17043 (arm_half_format): Declare.
17045 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17047 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17048 swapped, and reversed optabs exist before trying to use them.
17050 2009-05-15 Paul Brook <paul@codesourcery.com>
17051 Sandra Loosemore <sandra@codesourcery.com>
17053 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17054 loads. Allow PRE_DEC.
17055 (output_move_neon): Handle PRE_DEC.
17056 (arm_print_operand): Add 'A' for neon structure loads.
17057 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17058 * config/arm/neon.md (neon_mov): Update comment.
17059 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17061 (Um): New constraint.
17063 2009-05-15 Jan Hubicka <jh@suse.cz>
17065 Revert the following patch until testsuite fallout is fixed:
17066 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17067 * cgraph.h (struct inline_summary): New filed self_wize,
17068 size_inlining_benefit, self_time and time_inlining_benefit.
17069 (struct cgraph_global_info): Replace insns by time ans size fields.
17070 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17071 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17072 (ipcp_update_callgraph): Do not touch function bodies.
17073 * ipa-inline.c: Include except.h
17074 (MAX_TIME): New constant.
17075 (overall_insns): Remove
17076 (overall_size, max_benefit): New static variables.
17077 (cgraph_estimate_time_after_inlining): New function.
17078 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17079 (cgraph_clone_inlined_nodes): Update size.
17080 (cgraph_mark_inline_edge): Update size.
17081 (cgraph_estimate_growth): Use size info.
17082 (cgraph_check_inline_limits): Check size.
17083 (cgraph_default_inline_p): Likewise.
17084 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17085 (cgraph_decide_recursive_inlining): Check size.
17086 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17088 (cgraph_decide_inlining): Likewise.
17089 (cgraph_decide_inlining_incrementally): Likewise; honor
17090 PARAM_EARLY_INLINING_INSNS.
17091 (likely_eliminated_by_inlining_p): New predicate.
17092 (estimate_function_body_sizes): New function.
17093 (compute_inline_parameters): Use it.
17094 * except.c (must_not_throw_labels): New function.
17095 * except.h (must_not_throw_labels): Declare.
17096 * tree-inline.c (init_inline_once): Kill inlining_weigths
17097 * tree-ssa-structalias.c: Avoid uninitialized warning.
17098 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17099 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17100 (PARAM_INLINE_CALL_COST): Remove.
17101 (PARAM_EARLY_INLINING_INSNS): New.
17103 2009-05-15 Richard Guenther <rguenther@suse.de>
17105 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17106 not TODO_update_ssa.
17108 2009-05-15 Richard Guenther <rguenther@suse.de>
17110 PR tree-optimization/39999
17111 * gimple.h (gimple_expr_type): Use the expression type looking
17112 through useless conversions.
17113 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17114 (vn_nary_op_insert_stmt): Likewise.
17115 (simplify_binary_expression): Likewise.
17117 2009-05-15 Richard Guenther <rguenther@suse.de>
17119 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17120 New options, enabled by default.
17121 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17123 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17124 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17125 * tree-ssa-structalias.c (gate_tree_pta): New function.
17126 (pass_build_alias): Use it.
17128 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17130 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17131 recurse on an invariant address if a conversion from a pointer
17132 type to a wider integer type is involved.
17134 2009-05-15 Jan Hubicka <jh@suse.cz>
17136 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17137 * cgraph.h (struct inline_summary): New filed self_wize,
17138 size_inlining_benefit, self_time and time_inlining_benefit.
17139 (struct cgraph_global_info): Replace insns by time ans size fields.
17140 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17141 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17142 (ipcp_update_callgraph): Do not touch function bodies.
17143 * ipa-inline.c: Include except.h
17144 (MAX_TIME): New constant.
17145 (overall_insns): Remove
17146 (overall_size, max_benefit): New static variables.
17147 (cgraph_estimate_time_after_inlining): New function.
17148 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17149 (cgraph_clone_inlined_nodes): Update size.
17150 (cgraph_mark_inline_edge): Update size.
17151 (cgraph_estimate_growth): Use size info.
17152 (cgraph_check_inline_limits): Check size.
17153 (cgraph_default_inline_p): Likewise.
17154 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17155 (cgraph_decide_recursive_inlining): Check size.
17156 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17158 (cgraph_decide_inlining): Likewise.
17159 (cgraph_decide_inlining_incrementally): Likewise; honor
17160 PARAM_EARLY_INLINING_INSNS.
17161 (likely_eliminated_by_inlining_p): New predicate.
17162 (estimate_function_body_sizes): New function.
17163 (compute_inline_parameters): Use it.
17164 * except.c (must_not_throw_labels): New function.
17165 * except.h (must_not_throw_labels): Declare.
17166 * tree-inline.c (init_inline_once): Kill inlining_weigths
17167 * tree-ssa-structalias.c: Avoid uninitialized warning.
17168 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17169 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17170 (PARAM_INLINE_CALL_COST): Remove.
17171 (PARAM_EARLY_INLINING_INSNS): New.
17172 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17173 (inline-call-cost): Remove.
17174 (early-inlining-insns): New.
17176 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17178 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17180 (print_int_cst_bounds_in_octal_p): Likewise.
17181 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17183 * dwarf2out.c (base_type_die): Likewise.
17184 (is_subrange_type): Delete.
17185 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17186 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17187 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17188 if the destination type is boolean.
17189 (build_range_check): Do not special-case subtypes.
17190 (fold_sign_changed_comparison): Likewise.
17191 (fold_unary): Likewise.
17192 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17193 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17194 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17195 * tree.c (subrange_type_for_debug_p): New predicate based on the
17196 former is_subrange_type.
17197 * tree.h (subrange_type_for_debug_p): Declare.
17198 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17199 (convert_affine_scev): Remove call to above function.
17200 (chrec_convert_aggressive): Likewise.
17201 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17202 false for conversions involving subtypes.
17203 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17204 (vrp_val_min): Likewise.
17205 (needs_overflow_infinity): Likewise.
17206 (extract_range_from_unary_expr): Likewise.
17208 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17210 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17211 * config/frv/frv.c: Likewise.
17212 * config/s390/s390.c: Likewise.
17213 * config/sparc/sparc.h: Likewise.
17214 * config/i386/i386.h: Likewise.
17215 * config/i386/i386.c: Likewise.
17216 * config/crx/crx.c: Likewise.
17217 * config/m68hc11/m68hc11.h: Likewise.
17218 * config/iq2000/iq2000.c: Likewise.
17219 * config/mn10300/mn10300.h: Likewise.
17220 * config/mn10300/mn10300.c: Likewise.
17221 * config/m68k/m68k.c: Likewise.
17222 * config/rs6000/rs6000.c: Likewise.
17223 * config/rs6000/xcoff.h: Likewise.
17224 * config/rs6000/linux64.h: Likewise.
17225 * config/rs6000/sysv4.h: Likewise.
17226 * config/score/score3.c: Likewise.
17227 * config/score/score7.c: Likewise.
17228 * config/score/score.c: Likewise.
17229 * config/arm/arm.md: Likewise.
17230 * config/mips/mips.c: Likewise.
17231 * config/mips/mips.md: Likewise.
17232 * config/bfin/bfin.h: Likewise.
17233 * config/pa/pa.c: Likewise.
17234 * config/pa/constraints.md: Likewise.
17236 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17237 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17238 * config/pdp11/pdp11.h: Use memory_address_p instead.
17240 2009-05-14 Ian Lance Taylor <iant@google.com>
17242 * passes.c (finish_optimization_passes): Change i to int.
17243 * plugin.c (plugins_active_p): Change event to int.
17244 (dump_active_plugins): Likewise.
17245 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17247 * tree.c (tree_range_check_failed): Change c to unsigned int.
17248 (omp_clause_range_check_failed): Likewise.
17249 (build_common_builtin_nodes): Change mode to int. Add cast.
17250 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17251 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17253 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17254 ++ or -- with a variable of enum type.
17256 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17259 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17261 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17263 * store-motion.c: Do not include params.h
17264 * Makefile.in: Fix dependencies for various files.
17266 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17268 * auto-inc-dec.c: Fix pass description, remove apparent
17269 accidental duplication.
17271 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17273 PR middle-end/40147
17274 * ipa-utils.h (memory_identifier_string): Moved to ...
17275 * tree.h (memory_identifier_string): Here. Add GTY(()).
17277 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17279 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17280 in the former documentation of...
17281 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17282 * ira-conflicts.c (get_dup_num): Use address_operand.
17283 * targhooks.c (default_legitimate_address_p): New.
17284 * targhooks.h (default_legitimate_address_p): New.
17285 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17287 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17288 * target.h (struct target): Add legitimate_address_p.
17289 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17290 (TARGET_INITIALIZER): Include it.
17292 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17293 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17294 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 (REG_OK_STRICT_P): Delete.
17299 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17300 (frv_legitimate_address_p_1): ... this.
17301 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17302 (frv_legitimate_address_p_1): ... the renamed old
17303 frv_legitimate_address_p.
17304 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17305 (TARGET_LEGITIMATE_ADDRESS_P): New.
17307 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17308 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17309 * config/s390/s390.c (legitimate_address_p): Rename to...
17310 (s390_legitimate_address_p): ... this, make static.
17311 (legitimize_address): Adjust call.
17312 (TARGET_LEGITIMATE_ADDRESS_P): New.
17313 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17315 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17316 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17317 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17318 (TARGET_LEGITIMATE_ADDRESS_P): New.
17320 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17321 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17322 * config/spu/spu.c (spu_legitimate_address): Rename to...
17323 (spu_legitimate_address_p): ... this, make static.
17324 (TARGET_LEGITIMATE_ADDRESS_P): New.
17326 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17327 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17328 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17329 (sparc_legitimate_address_p): ... this, make static and return bool.
17330 (legitimize_address): Adjust call.
17331 (TARGET_LEGITIMATE_ADDRESS_P): New.
17333 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17334 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17335 * config/i386/i386.c (legitimate_address_p): Rename to...
17336 (ix86_legitimate_address_p): ... this, make static.
17337 (constant_address_p): Move after it, adjust call.
17338 (TARGET_LEGITIMATE_ADDRESS_P): New.
17340 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17341 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17342 * config/avr/avr.c (legitimate_address_p): Rename to...
17343 (avr_legitimate_address_p): ... this, make static.
17344 (legitimize_address): Adjust call.
17345 (TARGET_LEGITIMATE_ADDRESS_P): New.
17347 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17348 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17349 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17350 (TARGET_LEGITIMATE_ADDRESS_P): New.
17352 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17353 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17354 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17355 (TARGET_LEGITIMATE_ADDRESS_P): New.
17357 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17358 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17360 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17362 (TARGET_LEGITIMATE_ADDRESS_P): New.
17364 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17365 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17367 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17369 (m68hc11_legitimate_address_p): ... this, make static.
17370 (go_if_legitimate_address_internal): Rename to...
17371 (m68hc11_legitimate_address_p_1): ... this.
17372 (legitimize_address): Adjust call.
17373 (TARGET_LEGITIMATE_ADDRESS_P): New.
17375 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17376 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17377 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17378 (TARGET_LEGITIMATE_ADDRESS_P): New.
17380 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17381 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17382 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17383 (mn10300_legitimate_address_p): ... this, make static.
17384 (TARGET_LEGITIMATE_ADDRESS_P): New.
17386 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17387 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17388 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17389 (TARGET_LEGITIMATE_ADDRESS_P): New.
17391 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17392 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17393 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17394 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17395 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17396 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17397 (rs6000_legitimate_address_p): ... this, make static.
17398 (TARGET_LEGITIMATE_ADDRESS_P): New.
17399 (REG_MODE_OK_FOR_BASE_P): Delete.
17400 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17402 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17403 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17405 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17406 static, adjust types.
17407 (TARGET_LEGITIMATE_ADDRESS_P): New.
17409 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17410 * config/score/score.c (score_address_p): Rename to...
17411 (score_legitimate_address_p): ... this.
17412 (TARGET_LEGITIMATE_ADDRESS_P): New.
17413 * config/score/score3.c (score3_address_p): Rename to...
17414 (score3_legitimate_address_p): ... this.
17415 * config/score/score7.c (score7_address_p): Rename to...
17416 (score7_legitimate_address_p): ... this.
17418 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17419 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17420 GO_IF_LEGITIMATE_ADDRESS): Delete.
17421 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17422 thumb2_legitimate_address_p): Delete.
17423 (arm_legitimate_address_p): Rename to...
17424 (arm_legitimate_address_outer_p): ... this.
17425 * config/arm/constraints.md ("Uq"): Adjust call.
17426 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17427 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17429 (arm_legitimate_address_outer_p): ... this.
17430 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17432 (TARGET_LEGITIMATE_ADDRESS_P): New.
17434 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17435 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17436 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17437 (TARGET_LEGITIMATE_ADDRESS_P): New.
17439 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17440 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17441 * config/vax/vax.c (legitimate_address_p): Rename to...
17442 (vax_legitimate_address_p): ... this, make static.
17443 (TARGET_LEGITIMATE_ADDRESS_P): New.
17445 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17446 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17447 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17448 (TARGET_LEGITIMATE_ADDRESS_P): New.
17450 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17451 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17452 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17453 (mmix_legitimate_address_p): ... this, make static.
17454 (TARGET_LEGITIMATE_ADDRESS_P): New.
17456 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17457 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17458 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17459 (TARGET_LEGITIMATE_ADDRESS_P): New.
17461 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17463 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17464 of MODE_COMPLEX_INT.
17466 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17468 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17469 LCT_NORMAL in function call.
17470 * mips-tdump.c (print_file_desc): Add cast to enum type.
17471 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17472 (mark_stabs): Add casts to enum types.
17473 (parse_stabs_common): Add casts to enum types.
17475 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17477 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17478 Check for invalid values of LETTER.
17480 2009-05-13 Taras Glek <tglek@mozilla.com>
17482 * attribs.c (register_attribute): moved out attribute registration
17483 into register_attribute.
17484 * doc/plugins.texi: Documented register_attribute and
17486 * gcc-plugin.h: Added forward decl for register_attribute.
17487 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17488 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17489 PLUGIN_ATTRIBUTES boilerplate.
17491 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17493 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17494 values even in sentinel and empty entries.
17495 (ms_printf_flag_specs): Likewise.
17496 (ms_scanf_flag_specs): Likewise.
17497 (ms_strftime_flag_specs): Likewise.
17498 (ms_print_char_table): Likewise.
17499 (ms_scan_char_table): Likewise.
17500 (ms_time_char_table): Likewise.
17502 2009-05-13 Doug Kwan <dougkwan@google.com>
17504 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17506 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17508 * config/mips/mips.md (store): Add attributes for QI and HI.
17510 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17511 (truncdi<mode>2): ... this new pattern.
17513 2009-05-13 Brad Hards <bradh@kde.org>
17515 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17517 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17518 Ben Elliston <bje@au.ibm.com>
17520 PR middle-end/40035
17521 * dse.c (check_mem_read_rtx): Guard against width == -1.
17523 2009-05-13 Michael Matz <matz@suse.de>
17525 PR middle-end/39976
17526 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17527 (trivially_conflicts_p): New function.
17528 (insert_backedge_copies): Use it.
17530 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17532 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17533 (handle_stdc_pragma): Use new enum constant names.
17534 (handle_pragma_float_const_decimal64): Ditto.
17536 2009-05-13 Ian Lance Taylor <iant@google.com>
17538 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17541 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17543 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17544 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17546 * config/m68k/m68k.h (FL_UCLINUX): Define.
17548 2009-05-13 Jan Hubicka <jh@suse.cz>
17550 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17552 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17554 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17555 unless -fschedule-insns is specified.
17557 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17560 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17561 TARGET_EXPAND_CBRANCHDI4.
17562 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17563 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17564 (cmpeqdi): Fix comment.
17566 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17568 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17569 (sh_legitimate_address_p): Likewise.
17570 * config/sh/sh.c (sh_legitimate_index_p): New.
17571 (sh_legitimate_address_p): Likewise.
17572 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17573 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17574 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17575 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17576 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17577 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17578 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17579 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17580 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17582 2009-05-12 Jan Hubicka <jh@suse.cz>
17584 * tree-inline.c (estimate_operator_cost): Add operands;
17585 when division happens by constant, it is cheap.
17586 (estimate_num_insns): Loads and stores are not having cost of 0;
17587 EH magic stuff is cheap; when computing runtime cost of switch,
17588 use log2 base of amount of its cases; builtin_expect has cost of 0;
17589 compute cost for moving return value of call.
17590 (init_inline_once): Initialize time_based flags.
17591 * tree-inline.h (eni_weights_d): Add time_based flag.
17593 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17595 * df-core.c: Update head documentation.
17597 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17600 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17601 shadowing exisiting variable op1.
17603 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17606 * config/i386/driver-i386.c (processor_signatures): New enum.
17607 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17608 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17609 processor signature to detect geode processor.
17611 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17615 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17617 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17618 causes spurious differences between trunk and cond-optab branch.
17620 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17622 * dojump.c (compare_from_rtx): Delete.
17623 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17624 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17625 if the comparison does not satisfy the predicate; test predicates for
17626 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17627 further if one existing pattern fails.
17628 * expr.h (compare_from_rtx): Delete.
17629 (prepare_operand): Declare it.
17630 * optabs.c: Change "lib call" to "libcall" throughout.
17631 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17632 HAVE_conditional_trap, emit_cmp_insn): Delete.
17633 (can_compare_p): Delete cmp_optab case.
17634 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17635 Accept other parameters by value.
17636 (prepare_operand): Make non-static.
17637 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17638 other parameters by value. Try to widen operands here based on
17639 an optab_methods argument and looking at cbranch_optab.
17640 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17641 loop. Use cbranch_optab directly.
17642 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17643 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17645 (emit_conditional_move, emit_conditional_add): Inline what's needed
17646 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17647 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17648 with COMPARE. Move cmov_optab and cstore_optab above
17649 with cbranch_optab, move cmp_optab down with ucmp_optab,
17650 remove tst_otpab. Do not initialize trap_rtx.
17651 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17652 for trap code. Do not check HAVE_conditional_trap. Use
17653 prepare_cmp_insn. Accept no predicate for operand 3.
17654 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17655 (OTI_ctrap, ctrap_optab): New.
17656 (tst_optab): Delete.
17657 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17658 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17659 with lookup of ctrap_optab.
17660 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17662 (ctrap_optab): New.
17664 * combine.c (combine_simplify_rtx, simplify_set): Do not
17665 special case comparing against zero for cc0 machines.
17666 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17667 COMPARE on cc0 machines.
17668 (simplify_relational_operation): Return a new expression when
17669 a COMPARE could be removed.
17670 * final.c (final_scan_insn): Compare cc_status values
17671 against LHS of a (compare FOO (const_int 0)) cc0 source.
17672 Also check if cc_status.value is the full compare.
17674 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17675 (cstoreMM4): Document.
17676 (conditional_trap): Document ctrapMM4 instead.
17677 (sync_compare_and_swapMM): Refer to cbranchcc4.
17678 (Dependent Patterns): Eliminate obsolete information referring to
17679 the old jump optimization phase.
17680 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17681 of compares with 0 on cc0 machines.
17682 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17683 avoiding references to cc0. Remove text about storing operands
17685 * doc/tm.texi (Condition Codes): Include blurb on different
17686 condition code representations, separate into subsections for
17687 CC0, MODE_CC and conditional execution.
17689 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17690 alpha_emit_setcc): Accept operands and a machine mode.
17691 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17692 Get code/op0/op1 from operands, use machine mode argument
17693 instead of alpha_compare.fp_p. Emit the branch here.
17694 (alpha_emit_setcc): Likewise, and return boolean.
17695 (alpha_emit_conditional_move): Likewise. Assert that
17696 cmp_op_mode == cmp_mode, and simplify accordingly.
17697 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17698 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17699 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17701 (stack probe test): Use cbranchdi4.
17702 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17704 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17705 * config/arc/arc.h (movsicc, movsfcc): Use it.
17706 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17707 (cbranchsi4, cstoresi4): New.
17708 (cmpsi, bCC and sCC expanders): Remove.
17710 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17711 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17712 * config/arm/predicates.md (arm_comparison_operator): Only include
17713 floating-point operators if there is a hardware floating-point unit.
17714 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17715 deferring to cbranch_cc and cstore_cc respectively.
17716 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17717 cbranch_cc, cstore_cc): New.
17718 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17720 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17722 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17723 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17725 (adjust_insn_length): Adjust calls.
17726 (avr_reorg): Handle (compare (foo) (const_int 0)).
17727 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17728 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17729 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17730 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17732 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17733 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17735 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17736 (cbranchsi4, cstorebi4, cstoresi4): New.
17737 (movbisi): This insn is duplicate, split it to zero_extend.
17738 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17739 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17740 (bfin_optimize_loop): Use cbranch expander.
17741 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17742 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17743 (bfin_bimode_comparison_operator): ... this.
17744 (bfin_direct_comparison_operator): New.
17746 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17747 inside (compare FOO (const_int 0)).
17748 (cris_rtx_costs): Handle ZERO_EXTRACT.
17749 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17750 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17751 (*tstdi_v32): Delete.
17752 (*cmpdi_non_v32): Add M alternative for operand 1.
17753 (cmpsi, cmp<mode>): Make private.
17754 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17756 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17758 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17759 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17760 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17761 (cc_reg_operand): New.
17762 (any_cond): Delete.
17763 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17764 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17765 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17766 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17767 crx_expand_scond): Delete.
17769 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17771 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17772 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17774 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17775 cstoresi4, cstoresf4, cstoredf4): New.
17776 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17777 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17778 Receive the entire operands array.
17779 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17780 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17781 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17782 Get test/op0/op1 from the operands array.
17783 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17785 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17786 (h8300_expand_store): New.
17787 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17789 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17790 (h8300_expand_store): New.
17791 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17792 or do not try to produce (set (cc0) REG).
17793 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17794 change a compare into a move to a scratch register. Disable some
17795 peepholes when comparing with zero.
17796 (tstsi, tsthi, tstsi, cmpqi): Make private.
17798 (bCC, sCC): Delete.
17799 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17802 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17803 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17804 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17805 (ix86_emit_i387_log1p): Use cbranchxf2.
17806 (ix86_expand_setcc): Return void.
17807 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17808 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17809 cmp<MODEF>, cmpcc): Remove.
17810 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17811 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17812 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17813 (sCC and bCC expanders): Remove.
17814 (stack_protect_test): Use cbranchcc4.
17816 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17818 (ia64_expand_compare): Accept three rtx by reference and return void.
17819 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17820 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17821 from *expr. Update *expr with the BImode comparison to do.
17822 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17823 cmptf, bCC, sCC, conditional_trap): Delete.
17824 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17825 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17826 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17827 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17828 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17830 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17831 type of last argument.
17832 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17833 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17834 use machine mode argument instead of branch_type. Remove dead
17835 code for floating-point comparisons.
17836 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17837 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17839 (cbranchsi4, cstoresi4): New.
17840 * config/iq2000/predicates.md (reg_or_const_operand): New.
17842 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17843 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17844 (b<code>_op): Rewrite to...
17845 (bcc_op): ... this, using match_operator.
17846 (s<code>_op): Rewrite to...
17847 (scc_op): ... this, using match_operator.
17848 (s<code>_24_op): Rewrite to...
17849 (scc_op_24): ... this, using match_operator.
17850 (s<code>_<mode>): Rewrite to...
17851 (cstore<mode>4): ... this, using match_operator.
17852 (s<code>_<mode>_24): Rewrite to...
17853 (cstore<mode>4_24): ... this, using match_operator.
17854 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17855 m32c_unpend_compare, m32c_expand_scc): Delete.
17856 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17857 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17858 (m32c_expand_movcc): Change NE to EQ if necessary.
17859 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17861 * config/m32r/m32r-protos.h (gen_cond_store): New.
17862 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17863 (gen_cond_store): New, from sCC patterns.
17864 (m32r_expand_block_move): Use cbranchsi4.
17865 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17866 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17867 (cbranchsi4, cstoresi4): New.
17869 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17871 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17872 (m68hc11_notice_update_cc): Look into a compare with 0.
17873 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17875 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17876 cmphi, cmpqi, bCC): Delete.
17877 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17878 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17879 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17882 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17883 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17884 * config/m68k/constraints.md (H): New.
17885 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17886 the define_insn below.
17887 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17888 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17889 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17890 patterns): Wrap RHS with COMPARE.
17891 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17892 (*cmpdi_internal): Name this pattern.
17893 (cmpdi): Change to define_insn.
17894 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17895 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17896 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17898 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17899 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17900 (conditional_trap): Change to...
17901 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17902 (*conditional_trap): Use the ordered_comparison_operator and
17903 const1_operand predicates.
17904 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17905 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17906 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17907 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17909 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17910 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17911 (mcore_gen_compare): New.
17912 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17913 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17914 (mcore_gen_compare): ... this.
17915 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17916 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17917 (stack probe pattern): Use cbranchsi4.
17919 * config/mips/predicates.md (mips_cstore_operator): New.
17920 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17921 * config/mips/mips.md (any_cond): Delete.
17922 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17924 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17925 fixuns_truncsfdi2): Use cbranch patterns.
17926 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17927 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17928 Adjust call to mips_expand_conditional_branch.
17929 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17931 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17932 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17933 * config/mips/mips.c (cmp_operands): Delete.
17934 (mips_emit_compare): Get comparison operands from *op0/*op1.
17935 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17936 that it succeeds. Use op0/op1 instead of cmp_operands.
17937 (mips_expand_conditional_branch, mips_expand_conditional_move,
17938 mips_expand_conditional_trap): Likewise.
17939 (mips_block_move_loop): Use cbranch patterns.
17940 * config/mips/mips.h (cmp_operands): Delete.
17942 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17943 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17944 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17945 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17946 (*cmpcc_folded): Rename to...
17947 (*cmpdi_folded): this.
17948 (*cmpcc): Rename to...
17950 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17953 (cbranchdf4): New. Handle invalid comparisons here.
17954 * config/mmix/predicates.md (float_comparison_operator): New.
17956 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17957 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17958 * config/mn10300/mn10300.md (tst): Delete.
17959 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17960 Name these patterns and wrap RHS in a compare.
17961 (*cmpsi): Make this pattern private. Include tst.
17962 (*cmpsf): Make this pattern private.
17963 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17964 (compare with zero peepholes): Likewise.
17966 (cbranchsi4, cbranchsf4): New.
17967 (casesi): Use cbranchsi4.
17969 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17970 hppa_branch_type): Delete.
17971 (return_addr_rtx): Use cbranchsi4.
17972 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17973 Emit CCFPmode comparison here.
17974 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17975 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17976 hppa_branch_type): Delete.
17977 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17978 (movsicc, movdicc): Remove references to hppa_compare_op0,
17979 hppa_compare_op1 and compare_from_rtx.
17980 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17981 (casesi): Use cbranchsi4.
17983 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17984 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17985 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17986 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17987 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17989 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17990 (*branch, *branch_inverted): New.
17992 * config/picochip/picochip.md (cbranchhi4): Use
17993 ordered_comparison_operator.
17994 (cmphi, bCC): Remove.
17996 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17997 (trap_comparison_operator): Delete.
17998 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17999 rs6000_emit_cbranch): Accept mode and operands.
18000 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18001 rs6000_compare_fp_p): Delete.
18002 (rs6000_generate_compare): Accept mode and comparison. Extract code
18003 and op0/op1 from there. Replace references to rs6000_compare_op0
18004 and rs6000_compare_op1.
18005 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18006 extract result from passed operands.
18007 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18008 extract loc from passed operands.
18009 (rs6000_emit_cmove): Likewise.
18010 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18011 rs6000_compare_fp_p): Delete.
18012 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18013 (cbranch<GPR>4, cbranch<FP>4): New.
18014 (cstore<mode>4): New. Consolidate here all choices about when to use
18015 portable or specialized sCC sequences.
18016 (stack_protect_test): Use cbranchsi4.
18017 (conditional_trap): Replace with ctrap<GPR>4.
18018 (conditional trap insn): Replace trap_comparison_operator with
18019 ordered_comparison_operator.
18021 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18022 (s390_emit_prologue): Use ctrap.
18023 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18024 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18025 New predicates replacing...
18026 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18027 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18028 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18029 (add<mode>cc): Do not use s390_compare_op0/op1.
18030 (s<code>): Change to...
18031 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18032 (seq): Change to...
18033 (cstorecc4): ... this. Handle EQ or NE equally.
18034 (*sne): Un-privatize for use in cstorecc4.
18035 (b<code>): Change to...
18036 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18037 (conditional_trap): Replace with...
18038 (ctrap<GPR>4, ctrap<FP>4): ... these.
18039 (stack_protect): Use cbranchcc4.
18041 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18042 * config/score/score-protos.h (score_gen_cmp): Delete.
18043 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18044 (score_block_move-loop): Use cbranchsi4.
18045 * config/score/score.md (cbranchsi4): New.
18046 (cmpsi, bCC): Delete.
18047 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18048 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18049 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18050 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18051 * config/score/score3.h (score3_gen_cmp): Delete.
18052 * config/score/score7.h (score7_gen_cmp): Delete.
18054 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18055 (sh_emit_scc_to_t): ... this. Return void.
18056 (from_compare): Rename to...
18057 (sh_emit_compare_and_branch): ... this.
18058 (sh_emit_compare_and_set): New.
18059 (sh_expand_t_scc): Accept operands.
18060 * config/sh/predicates.md (sh_float_comparison_operator): New.
18061 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18062 (prepare_scc_operands): Rename to...
18063 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18065 (sh_emit_cheap_store_flag): New.
18066 (sh_emit_set_t_insn): New.
18067 (from_compare): Rename to...
18068 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18069 handling of TARGET_SH2E floating point to avoid recursive call.
18070 Generate branch here.
18071 (sh_emit_compare_and_set): New.
18072 (sh_expand_t_scc): Get op0/op1 from arguments.
18073 (sh_emit_cheap_store_flag): New.
18074 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18076 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18077 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18078 (movsicc, movdicc): Do nothing when it recreated operands from
18079 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18080 prepare_scc_operands (now sh_emit_scc_to_t).
18081 (udivdi3): Use cstoresi4.
18082 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18083 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18084 (cbranchint4_media, cbranchfp4_media): New.
18085 (casesi): Use cbranchdi4.
18086 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18088 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18089 (movnegt): Remove second operand.
18090 (cbranchsf4, cbranchdf4): New.
18091 (stack_protect): Use cbranchdi4/cbranchsi4.
18093 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18094 (gen_compare_reg): Accept comparison, extract part of it to...
18095 (gen_compare_reg_1): ... this.
18096 (gen_compare_operator): Delete.
18097 (gen_v9_scc): Accept separate destination, comparison code and arms.
18098 Do not use sparc_compare_op0/sparc_compare_op1.
18099 (emit_scc_insn, emit_conditional_branch_insn): New.
18100 (emit_v9_brxx): Make static. Remove useless assertion.
18101 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18103 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18104 * config/sparc/sparc-protos.h (gen_compare_reg,
18105 sparc_emit_float_lib_cmp): Adjust prototype.
18106 (emit_scc_insn, emit_conditional_branch_insn): New.
18107 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18108 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18109 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18110 iterators to the top.
18111 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18112 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18113 snedi_special_trunc): Delete.
18114 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18115 and snedi_special_trunc.
18116 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18117 cbranchdi4, cbranch<F:mode>4): New.
18118 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18119 here. Use gen_compare_reg instead of gen_compare_operator.
18120 (conditional_trap): Replace with...
18121 (ctrapsi4, ctrapdi4): ... this.
18122 (stack_protect_test): Use cbranchcc4.
18124 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18126 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18127 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18128 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18129 from operands[0] or operands[3] depending on is_set.
18130 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18131 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18132 cmpdf, bCC), sCC: Remove.
18133 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18134 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18136 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18137 spu_emit_branch_or_set.
18139 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18141 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18142 xstormy16_compare_op1): Delete.
18143 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18144 xstormy16_compare_op1): Delete.
18145 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18147 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18148 (cmphi, cmpsi, bCC): Remove.
18150 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18151 (*cmpsi): ... this one.
18152 (cbranchsi4, cstoresi4): New.
18153 (bCC expanders): Delete.
18154 (sCC insns): Fold into...
18155 (*setcc): ... this one.
18156 (casesi): Do not use gen_cmpsi and gen_bgtu.
18157 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18158 (movsicc): Simplify.
18159 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18161 * config/vax/vax-protos.h (cond_name): New.
18162 (vax_output_conditional_branch): Remove.
18163 * config/vax/vax.c (cond_name): New.
18164 (vax_output_conditional_branch): Remove.
18165 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18166 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18167 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18168 (bit<VAXint>): Wrap source with (compare).
18169 (b<code> and following unnamed pattern): Rename to *branch and
18170 *branch_reversed. Change macroization to match_operator.
18171 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18173 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18174 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18175 Change last argument to machine_mode.
18176 (xtensa_expand_scc): Add machine_mode argument.
18177 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18178 (gen_conditional_move, xtensa_expand_conditional_branch,
18179 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18180 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18181 Adjust operand numbers.
18182 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18184 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18185 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18186 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18188 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18190 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18191 causes spurious differences between trunk and cond-optab branch.
18193 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18196 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18198 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18200 * tree.c (iterative_hash_pointer): Delete.
18201 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18202 Hash UIDs and versions of SSA names. Don't special-case built-in
18203 function declarations.
18205 2009-05-11 Ian Lance Taylor <iant@google.com>
18208 * graphite.c: Force -Wc++-compat to only be a warning before
18209 #including "cloog/cloog.h".
18211 2009-05-11 Martin Jambor <mjambor@suse.cz>
18213 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18215 2009-05-11 Jan Hubicka <jh@suse.cz>
18217 * tree-ssa-loop-ivcanon.c: Include target.h
18218 (struct loop_size): new structure.
18219 (constant_after_peeling): New predicate.
18220 (tree_estimate_loop_size): New function.
18221 (estimated_unrolled_size): Rewrite for new estimates.
18222 (try_unroll_loop_completely): Use new estimates.
18223 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18225 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18227 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18228 libcpp interface change.
18229 (spu_macro_to_expand): Likewise.
18231 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18233 PR tree-optimization/40026
18234 * gimplify.c (gimplify_init_constructor): Change initial conditional
18235 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18236 optimize_compound_literals_in_ctor.
18238 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18240 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18242 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18244 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18246 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18247 HOST_WIDE_INT for gap.
18249 2009-05-11 Ira Rosen <irar@il.ibm.com>
18251 PR tree-optimization/40074
18252 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18253 account in group size and step comparison.
18255 2009-05-11 Richard Guenther <rguenther@suse.de>
18257 * passes.c (init_optimization_passes): Strip now incorrect comment.
18258 (execute_function_todo): Do not set PROP_alias.
18259 * tree-pass.h (PROP_alias): Remove.
18260 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18261 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18262 * tree-nrv.c (pass_return_slot): Likewise.
18263 * tree-object-size.c (pass_object_sizes): Likewise.
18264 * tree-ssa-dom.c (pass_dominator): Likewise.
18265 (pass_phi_only_cprop): Likewise.
18266 * tree-ssa-dse.c (pass_dse): Likewise.
18267 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18268 (pass_cselim): Likewise.
18269 * tree-ssa-pre.c (pass_pre): Likewise.
18270 (pass_fre): Likewise.
18271 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18272 * tree-ssa-sink.c (pass_sink_code): Likewise.
18273 * tree-stdarg.c (pass_stdarg): Likewise.
18274 * tree-tailcall.c (pass_tail_calls): Likewise.
18275 * tree-vrp.c (pass_vrp): Likewise.
18277 2009-05-10 Ian Lance Taylor <iant@google.com>
18279 * basic-block.h (enum profile_status): Break out of struct
18280 control_flow_graph.
18281 * cgraph.h (struct inline_summary): Break out of struct
18283 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18284 of struct cgraph_order_sort.
18285 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18286 * cse.c (struct branch_path): Break out of struct
18287 cse_basic_block_data.
18288 * except.h (enum eh_region_type): Break out of struct eh_region.
18289 * gcc.c (enum add_del): Break out of struct modify_target.
18290 * genrecog.c (enum decision_type): Break out of struct decision_test.
18291 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18293 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18294 * regmove.c (enum match_use): New enum, broken out of struct match.
18295 * sched-int.h (enum post_call_group): New enum, broken out of
18297 (struct deps_reg): Break out of struct deps.
18298 * target.h (struct asm_int_op): Break out of struct gcc_target.
18299 * tree-eh.c (struct goto_queue_node): Break out of struct
18301 * tree-inline.h (enum copy_body_cge_which): Break out of
18303 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18305 * c-decl.c (in_struct, struct_types): New static variables.
18306 (pushtag): Add loc parameter. Change all callers.
18307 (lookup_tag): Add ploc parameter. Change all callers.
18308 (check_compound_literal_type): New function.
18309 (parser_xref_tag): Add loc parameter. Change all callers. If
18310 -Wc++-compat, warn about struct/union/enum types defined within a
18312 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18313 and loc parameters. Change all callers. Change error calls to
18314 error_at, using loc. For a redefinition, if the location of the
18315 original definition is known, report it. Set in_struct and
18316 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18317 (finish_struct): Add new parameters enclosing_in_struct and
18318 enclosing_struct_types. Change all callers. Set
18319 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18320 in the struct. If in a struct, add this struct to struct_types.
18321 (start_enum): Add loc parameter. Change all callers. Use
18322 error_at for errors, using loc. For a redefinition, if the
18323 location of the original definition is known, report it. If in a
18324 struct, add this enum type to struct_types. If -Wc++-compat warn
18325 if in sizeof, typeof, or alignof.
18326 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18327 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18328 (c_parser_enum_specifier): Get enum location for start_enum.
18329 (c_parser_struct_or_union_specifier): Get struct location for
18330 start_struct. Save in_struct and struct_types status between
18331 start_struct and finish_struct.
18332 (c_parser_cast_expression): Get location of cast.
18333 (c_parser_alignof_expression): Get location of type.
18334 (c_parser_postfix_expression): Likewise.
18335 (c_parser_postfix_expression_after_paren_type): Add type_loc
18336 parameter. Change all callers. Call check_compound_literal_type.
18337 Use type_loc for error about variable size type.
18338 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18339 of an enum constant from an enum type defined in a struct or union.
18340 (c_cast_expr): Add loc parameter. Change all callers. If
18341 -Wc++-compat, warn about defining a type in a cast.
18342 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18343 (start_enum, start_struct, finish_struct): Update declarations.
18344 (parser_xref_tag, c_cast_expr): Update declarations.
18345 (check_compound_literal_type): Declare.
18347 2009-05-11 Ben Elliston <bje@au.ibm.com>
18349 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18350 for recent libcpp interface change.
18351 (rs6000_macro_to_expand): Likewise.
18353 2009-05-10 Michael Matz <matz@suse.de>
18356 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18357 not at entry of function.
18359 2009-05-10 Richard Guenther <rguenther@suse.de>
18361 PR tree-optimization/40081
18363 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18364 using the main variant of the element type. Do not fiddle with
18365 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18367 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18368 structs with volatile fields.
18370 2009-05-10 Jan Hubicka <jh@suse.cz>
18372 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18373 (estimate_move_cost): Assert that it does not get called for
18375 (estimate_num_insns): Skip VOID types in argument handling.
18376 (optimize_inline_calls): Delete unreachable blocks and verify that
18377 callgraph is valid.
18379 2009-05-10 Jan Hubicka <jh@suse.cz>
18381 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18382 * cgraph.c (cgraph_mark_address_taken_node): New function.
18383 (dump_cgraph_node): Dump new flag.
18384 * cgraph.h (struct cgraph_node): Add address_taken.
18385 (cgraph_mark_address_taken_node): New function.
18386 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18387 since new direct calls can be born.
18389 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18391 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18392 tok->val.node.node.
18394 2009-05-10 Jan Hubicka <jh@suse.cz>
18396 PR middle-end/40084
18397 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18399 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18400 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18401 * tree-inline.c (copy_bb): Set frequency correctly.
18402 (fold_marked_statements): Update call to
18403 cgraph_update_edges_for_call_stmt.
18405 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18407 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18408 identifiers in diagnostics.
18409 * config/arm/arm.c (arm_handle_fndecl_attribute,
18410 arm_handle_isr_attribute): Likewise.
18411 * config/avr/avr.c (avr_handle_progmem_attribute,
18412 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18413 * config/bfin/bfin.c (handle_int_attribute,
18414 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18415 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18416 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18418 * config/darwin.c (darwin_handle_kext_attribute,
18419 darwin_handle_weak_import_attribute): Likewise.
18420 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18421 h8300_handle_eightbit_data_attribute,
18422 h8300_handle_tiny_data_attribute): Likewise.
18423 * config/i386/i386.c (ix86_handle_cconv_attribute,
18424 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18425 * config/i386/winnt.c (ix86_handle_shared_attribute,
18426 ix86_handle_selectany_attribute): Likewise.
18427 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18428 * config/m32c/m32c.c (function_vector_handler): Likewise.
18429 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18430 m68hc11_handle_fntype_attribute): Likewise.
18431 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18432 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18433 * config/mips/mips.c (mips_insert_attributes,
18434 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18435 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18436 rs6000_handle_struct_attribute): Likewise.
18437 * config/sh/sh.c (sh_insert_attributes,
18438 sh_handle_resbank_handler_attribute,
18439 sh_handle_interrupt_handler_attribute,
18440 sh2a_handle_function_vector_handler_attribute,
18441 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18443 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18444 * config/spu/spu.c (spu_handle_fndecl_attribute,
18445 spu_handle_vector_attribute): Likewise.
18446 * config/stormy16/stormy16.c
18447 (xstormy16_handle_interrupt_attribute): Likewise.
18448 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18449 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18451 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18453 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18454 (pp_translate_identifiers): New.
18455 (pp_identifier): Only conditionally translate identifier to locale
18457 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18458 (pp_base_tree_identifier): Only conditionally translate identifier
18459 to locale character set.
18460 * c-pretty-print.c (M_): Define.
18461 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18462 fragments for conditional translation with M_.
18463 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18464 identifier translation.
18466 2009-05-10 Richard Guenther <rguenther@suse.de>
18468 PR tree-optimization/40081
18469 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18470 using the main variant of the element type. Do not fiddle with
18471 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18473 2009-05-09 Jan Hubicka <jh@suse.cz>
18475 PR middle-end/40080
18476 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18477 indirect calls; verify cgraph afterwards.
18479 2009-05-09 Jan Hubicka <jh@suse.cz>
18482 * ipa.c (update_inlined_to_pointer): New function.
18483 (cgraph_remove_unreachable_nodes): Use it.
18485 2009-05-09 Jan Hubicka <jh@suse.cz>
18487 * tree-eh.c (struct leh_state): Remove prev_try.
18488 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18489 not track prev_try.
18490 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18491 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18492 remove_eh_handler_and_replace, foreach_reachable_handler,
18493 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18494 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18495 (gen_eh_region_cleanup): Update prototype.
18497 2009-05-09 Jan Hubicka <jh@suse.cz>
18499 PR middle-end/40043
18500 * except.c (copy_eh_region): Always set prev_try.
18501 (redirect_eh_edge_to_label): Find outer try.
18502 (foreach_reachable_handler): When looking for prev try
18503 handle case where previous try is not going to be taken.
18505 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18507 PR tree-optimization/40049
18508 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18509 only vector/vector shifts, convert the type of the constant to the
18510 appropriate type to avoid building incorrect trees, which
18511 eventually have problems with garbage collection.
18513 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18515 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18516 -1 for complex floating-point types if honoring signed zeros.
18518 2009-05-08 Jan Hubicka <jh@suse.cz>
18520 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18521 argument; handle correctly when profile is absent.
18522 (build_cgraph_edges): Update.
18523 (rebuild_cgraph_edges): Update.
18524 * cgraph.c: Do not include varray.h.
18525 (cgraph_set_call_stmt_including_clones): New function.
18526 (cgraph_create_edge_including_clones): Likewise
18527 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18528 (cgraph_update_edges_for_call_stmt): Handle clones.
18529 (cgraph_remove_node): Handle clone tree.
18530 (cgraph_remove_node_and_inline_clones): New function.
18531 (dump_cgraph_node): Dump clone tree.
18532 (cgraph_clone_node): Handle clone tree.
18533 (clone_function_name): Bring here from tree-inline.c.
18534 (cgraph_create_virtual_clone): New function.
18535 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18536 (cgraph_clone_info): New function.
18537 (strut cgraph_node): Add clone_info and new clone tree pointers.
18538 (cgraph_remove_node_and_inline_clones,
18539 cgraph_set_call_stmt_including_clones,
18540 cgraph_create_edge_including_clones,
18541 cgraph_create_virtual_clone): Declare.
18542 (cgraph_function_versioning): Use VEC argument.
18543 (compute_call_stmt_bb_frequency): Update prototype.
18544 (cgraph_materialize_all_clones): New function.
18545 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18546 (ipcp_create_replace_map): Update to VECtors.
18547 (ipcp_update_callgraph): Use virtual clones.
18548 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18549 (ipcp_update_profiling): Do not update local profiling.
18550 (ipcp_insert_stage): Use VECtors and virtual clones.
18551 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18552 (clone_of_p): New function.
18553 (cgraph_preserve_function_body_p): Use clone tree.
18554 (cgraph_optimize): Materialize clones.
18555 (cgraph_function_versioning): Update for VECtors.
18556 (save_inline_function_body): Use clone tree.
18557 (cgraph_materialize_clone): New function.
18558 (cgraph_materialize_all_clones): Likewise.
18559 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18560 * ipa.c: Include gimple.h.
18561 (cgraph_remove_unreachable_nodes): Use clone tree.
18562 * ipa-prop.c (ipa_note_param_call): Update call to
18563 compute_call_stmt_bb_frequencycall.
18564 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18565 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18566 (copy_bb): Handle updating of clone tree; add new edge when new call
18568 (expand_call_inline): Be strict about every call having edge.
18569 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18570 (delete_unreachable_blocks_update_callgraph): New function.
18571 (tree_function_versioning): Use VECtors; always remove unreachable
18572 blocks and fold conditionals.
18573 * tree-inline.h: Do not include varray.h.
18574 (tree_function_versioning): Remove.
18575 * Makefile.in (GTFILES): Remove tree-inline.c
18576 * passes.c (do_per_function): Do only functions having body.
18577 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18580 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18581 Andrew Morrow <acm@google.com>
18584 * c-common.c (c_common_attribute_table): Permit deprecated
18585 attribute to take an optional argument.
18586 (handle_deprecated_attribute): If the optional argument to
18587 __attribute__((deprecated)) is not a string ignore the attribute
18588 and emit a warning.
18590 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18591 * c-typeck.c (build_component_ref): Likewise.
18592 (build_external_ref): Likewise.
18594 * toplev.c (warn_deprecated_use): Add an attribute argument.
18595 Emit the message associated with __attribute__((deprecated)).
18597 * toplev.h (warn_deprecated_use): Updated.
18599 * doc/extend.texi: Document new optional parameter to
18600 __attribute__((deprecated))
18602 2009-05-08 Michael Eager <eager@eagercon.com>
18604 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18605 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18607 2009-05-08 Richard Guenther <rguenther@suse.de>
18609 PR tree-optimization/40062
18610 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18611 Avoid exponential behavior.
18613 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18615 PR rtl-optimization/33928
18617 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18618 process_uses, build_single_def_use_links): New.
18619 (update_df): Update use_def_ref.
18620 (forward_propagate_into): Use get_def_for_use instead of use-def
18622 (fwprop_init): Call build_single_def_use_links and let it initialize
18624 (fwprop_done): Free use_def_ref.
18625 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18626 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18627 df_rd_simulate_one_insn): New.
18628 (df_rd_bb_local_compute_process_def): Update head comment.
18629 (df_chain_create_bb): Use the new RD simulation functions.
18630 * df.h (df_rd_simulate_artificial_defs_at_top,
18631 df_rd_simulate_one_insn): New.
18632 * opts.c (decode_options): Enable fwprop at -O1.
18633 * doc/invoke.texi (-fforward-propagate): Document this.
18635 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18638 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18639 and one complex operand specially.
18640 * tree-complex.c (some_nonzerop): Do not identify a real value as
18641 zero if flag_signed_zeros.
18643 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18645 PR rtl-optimization/33928
18646 * loop-invariant.c (record_use): Fix && vs. || mishap.
18648 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18650 PR rtl-optimization/33928
18651 * loop-invariant.c (struct use): Add addr_use_p.
18652 (struct def): Add n_addr_uses.
18653 (struct invariant): Add cheap_address.
18654 (create_new_invariant): Set cheap_address.
18655 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18656 (record_uses): Pass df_ref to record_use.
18657 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18660 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18662 * config/sh/sh.c: Do not include c-pragma.h.
18664 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18666 * config/spu/spu.c: Remove include of c-common.h.
18668 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18671 * c-common.h (mark_valid_location_for_stdc_pragma,
18672 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18673 clear_float_const_decimal64, float_const_decimal64_p): New.
18674 * c.opt (Wunsuffixed-float-constants): New.
18675 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18676 unsuffixed float constant, handle new warning.
18677 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18678 * c-decl.c (c_scope): New flag float_const_decimal64.
18679 (set_float_const_decimal64, clear_float_const_decimal64,
18680 float_const_decimal64_p): New.
18681 (push_scope): Set new flag.
18682 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18683 to use STDC pragmas.
18684 (c_parser_external_declaration): Ditto.
18685 (c_parser_compound_statement_nostart): Ditto.
18686 * c-pragma.c (valid_location_for_stdc_pragma,
18687 mark_valid_location_for_stdc_pragma,
18688 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18689 handle_pragma_float_const_decimal64): New.
18690 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18691 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18692 set_float_const_decimal64, clear_float_const_decimal64,
18693 float_const_decimal64_p): New dummy functions.
18694 * doc/extend.texi (Decimal Float): Remove statement that the
18695 pragma, and suffix for double constants, are not supported.
18696 * doc/invoke.texi (Warning Options): List new option.
18697 (-Wunsuffixed-float-constants): New.
18699 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18701 * config/i386/i386.c: Do not include c-common.h.
18703 2009-05-07 Mark Heffernan <meheff@google.com>
18705 * doc/invoke.texi (Debugging Options): Document change of debugging
18707 * opts.c (decode_options): Make dump_base_name relative to
18708 aux_base_name directory.
18710 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18712 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18713 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18715 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18717 * Makefile.in (install-plugin): Simplify a bit.
18719 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18721 * Makefile.in (OBJS-common): Add regcprop.o.
18723 * timevar.def (TV_CPROP_REGISTERS): New.
18724 * regrename.c (regrename_optimize): Return 0.
18725 (rest_of_handle_regrename): Delete.
18726 (pass_rename_registers): Point to regrename_optimize.
18727 (struct value_data_entry, struct value_data,
18728 kill_value_one_regno, kill_value_regno, kill_value,
18729 set_value_regno, init_value_data, kill_clobbered_value,
18730 kill_set_value, kill_autoinc_value, copy_value,
18731 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18732 replace_oldest_value_reg, replace_oldest_value_addr,
18733 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18734 debug_value_data, validate_value_data): Move...
18735 * regcprop.c: ... here.
18736 (rest_of_handle_cprop): Delete.
18737 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18739 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18741 PR middle-end/40057
18742 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18743 GEN_INT for 1 << bitnum.
18744 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18745 build_int_cst_type.
18747 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18749 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18750 Remove wrong description of "nand" operation.
18752 2009-05-06 Richard Guenther <rguenther@suse.de>
18753 Adam Nemet <anemet@caviumnetworks.com>
18755 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18756 comment. Add that if LHS is not a gimple register, then RHS1 has
18757 to be a single object (GIMPLE_SINGLE_RHS).
18759 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18761 * expr.c (get_def_for_expr): Move it up in the file.
18762 (store_field): When expanding a bit-field store, look at the
18763 defining gimple stmt for the masking conversion.
18765 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18767 PR middle-end/39986
18768 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18769 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18770 32-bit memcpy into long.
18772 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18774 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18775 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18777 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18778 instead of appending DW_OP_deref*.
18780 2009-05-06 Michael Matz <matz@suse.de>
18782 PR middle-end/40021
18783 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18784 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18786 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18788 * Makefile.in (install-plugin): Fix srcdir handling.
18790 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18792 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18793 when processing for not_regs_needed bitmap.
18794 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18795 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18796 handling it for rhs.
18798 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18800 * config/i386/i386.md (unnamed inc/dec peephole): Use
18801 optimize_insn_for_size_p instead of optimize_size.
18802 * config/i386/predicates.md (incdec_operand): Likewise.
18803 (aligned_operand): Likewise.
18804 * config/i386/sse.md (divv8sf3): Likewise.
18805 (sqrtv8sf2): Likewise.
18807 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18809 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18811 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18813 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18815 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18816 ssemodesuffixf2c with avxmodesuffixf2c.
18818 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18821 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18823 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18825 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18826 (struct tree_base): Adjust spacing for 8 bit boundaries.
18827 (struct tree_decl_common): Add decl_by_reference_flag bit.
18828 (DECL_BY_REFERENCE): Adjust.
18829 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18830 print DECL_BY_REFERENCE bit.
18831 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18832 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18833 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18834 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18837 PR middle-end/39666
18838 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18839 range of the type, but default label is missing, add it with one
18840 of the existing labels instead of adding a new label for it.
18842 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18846 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18848 * Makefile.in (enable_plugin, plugin_includedir): New.
18849 (install): Depend on install-plugin.
18850 (PLUGIN_HEADERS): New.
18851 (install-plugin): New.
18852 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18854 2009-05-05 Richard Guenther <rguenther@suse.de>
18856 PR tree-optimization/40022
18857 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18859 (phivn_valid_p): Fix tuplification error, simplify.
18860 (phiprop_insert_phi): Add dumps.
18861 (propagate_with_phi): Simplify.
18863 2009-05-05 Richard Guenther <rguenther@suse.de>
18865 PR middle-end/40023
18866 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18868 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18870 * tree.h (strip_float_extensions): Remove duplicate declaration.
18871 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18872 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18873 block_ultimate_origin): Rearrange the declarations line to match the
18874 comment that indicates the .c file which the functions are defined.
18875 (dwarf2out_*, set_decl_rtl): Add comment.
18876 (get_base_address): Adjust comment.
18877 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18878 declarations line and add comment.
18879 (is_builtin_name): Add blank after function name, for clarity.
18881 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18883 * attribs.c (decl_attributes): Use %qE for identifiers in
18885 * cgraphunit.c (verify_cgraph_node): Translate function names to
18886 locale character set in diagnostics.
18887 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18889 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18890 Document that functions are named in UTF-8.
18891 * expr.c (expand_expr_real_1): Translate function names to locale
18892 character set in diagnostics.
18893 * gimplify.c (omp_notice_variable, omp_is_private,
18894 gimplify_scan_omp_clauses): Use %qE for identifiers in
18896 * langhooks.c (lhd_print_error_function): Translate function names
18897 to locale character set.
18898 * langhooks.h (decl_printable_name): Document that return value is
18899 in internal character set.
18900 * stmt.c: Include pretty-print.h
18901 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18903 (resolve_operand_name_1): Translate named operand name to locale
18905 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18907 * toplev.c (announce_function): Translate function names to locale
18909 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18910 (default_tree_printer): Use pp_identifier or translate identifiers
18911 to locale character set. Mark "<anonymous>" for translation.
18912 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18913 for identifiers in diagnostics.
18914 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18916 * varasm.c (output_constructor): Use %qE for identifiers in
18919 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18921 * configure.ac: use ` ` instead of $()
18922 * configure: Regenerate.
18924 2009-05-05 Ben Elliston <bje@au.ibm.com>
18926 * config/pa/linux-atomic.c: Eliminate conditional include of
18927 errno.h on non-LP64 systems to simplify build requirements.
18929 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18931 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18933 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18934 and pass value to identifier_to_locale.
18935 (warn_variable_length_array): Make name a tree.
18936 (grokdeclarator): Separate diagnostic texts for named and unnamed
18937 declarators. Use %qE for named declarators.
18938 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18940 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18941 identifiers in diagnostics.
18942 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18943 identifier_to_locale. Mark "anonymous" strings for translation.
18945 2009-05-04 Michael Eager <eager@eagercon.com>
18947 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18948 address for DImode/DFmode only if double-precision FP regs.
18950 2009-05-04 Michael Eager <eager@eagercon.com>
18952 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18953 TARGET_SINGLE_FLOAT check.
18955 2009-05-04 Michael Eager <eager@eagercon.com>
18957 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18959 2009-05-04 Michael Eager <eager@eagercon.com>
18961 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18962 * config/rs6000/t-xilinx: New
18964 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18966 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18967 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18968 * gcc/explow.c (memory_address): Use target hook.
18969 * gcc/targhooks.c (default_legitimize_address): New.
18970 * gcc/targhooks.h (default_legitimize_address): New.
18971 * gcc/target.h (legitimize_address): New.
18972 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18973 (TARGET_INITIALIZER): Include it.
18974 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18976 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18977 * config/bfin/bfin.c (legitimize_address): Remove.
18978 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18979 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18981 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18982 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18984 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18985 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18986 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18987 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18988 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18989 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18990 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18991 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18992 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18993 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18994 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18995 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18996 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18997 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18998 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18999 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19000 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19001 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19002 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19003 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19004 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19005 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19006 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19008 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19009 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19010 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19011 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19012 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19013 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19014 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19015 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19016 (thumb_legitimize_address): Delete.
19017 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19018 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19019 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19020 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19021 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19022 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19024 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19027 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19028 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19029 * config/m32r/m32r.c (m32r_legitimize_address): New.
19030 * config/m68k/m68k.c (m68k_legitimize_address): New.
19031 * config/score/score.c (score_legitimize_address): Standardize.
19032 * config/score/score3.c (score3_legitimize_address): Standardize.
19033 * config/score/score3.h (score3_legitimize_address): Adjust.
19034 * config/score/score7.c (score7_legitimize_address): Standardize.
19035 * config/score/score7.h (score7_legitimize_address): Adjust.
19036 * config/sh/sh.c (sh_legitimize_address): New.
19037 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19039 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19040 (s390_legitimize_address): ... this.
19041 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19042 (sparc_legitimize_address): ... this.
19043 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19044 (ix86_legitimize_address): ... this.
19045 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19046 (avr_legitimize_address): ... this.
19047 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19048 (mn10300_legitimize_address): ... this.
19049 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19050 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19051 (alpha_expand_mov): Adjust call.
19053 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19054 * config/spu/spu.c (spu_legitimize_address): Likewise.
19055 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19058 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19060 * intl.c (locale_encoding, locale_utf8): New.
19061 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19062 * intl.h (locale_encoding, locale_utf8): Declare.
19063 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19064 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19066 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19068 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19069 (pp_base_tree_identifier): Declare as function.
19070 (identifier_to_locale): Declare.
19071 * Makefile.in (pretty-print.o): Update dependencies.
19072 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19074 2009-05-04 Richard Guenther <rguenther@suse.de>
19076 PR middle-end/40015
19077 * builtins.c (fold_builtin_memory_op): Do not decay to element
19078 type if the size matches the whole array.
19080 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19082 * expmed.c (synth_mult): When trying out a shift, pass the result
19085 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19087 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19088 (shiftsub1_cost): New.
19089 (init_expmed): Compute shiftsub1_cost.
19090 (synth_mult): Optimize multiplications by constants of the form
19091 -(2^^m-1) for some constant positive integer m.
19093 2009-05-03 Richard Guenther <rguenther@suse.de>
19096 * c-typeck.c (array_to_pointer_conversion): Do not built
19097 ADDR_EXPRs of arrays of pointer-to-element type.
19098 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19099 up wrong ADDR_EXPRs after-the-fact.
19100 * c-common.c (strict_aliasing_warning): Strip pointer
19101 conversions for obtaining the original type.
19102 * builtins.c (fold_builtin_memset): Handle array types.
19103 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19106 2009-05-03 Richard Guenther <rguenther@suse.de>
19108 PR middle-end/23329
19109 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19110 Do not lose casts from array types with unknown extent to array
19111 types with known extent.
19112 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19113 alias set compatibility.
19115 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19117 * flags.h (extra_warnings): Delete.
19118 * toplev.c (process_options): Handle Wuninitialized here.
19119 * opts.c (extra_warnings): Delete.
19120 (set_Wextra): Delete.
19121 (common_handle_option): -Wextra can be handled automatically.
19122 * c-opts.c (c_common_handle_option): Delete obsolete code.
19123 (c_common_post_options): Simplify comment.
19124 * common.opt (W): Add Var.
19126 (Wuninitialized): Initialize to -1.
19128 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19129 Richard Guenther <rguenther@suse.de>
19131 * expr.c (get_def_for_expr): New function.
19132 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19133 SSA rather than trees.
19134 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19135 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19137 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19139 * c-common.c (reswords): Add _Imaginary.
19140 * c-common.c (enum rid): Add RID_IMAGINARY.
19142 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19144 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19145 Patch by Richard Guenther.
19147 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19149 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19150 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19151 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19152 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19153 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19154 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19155 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19156 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19157 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19158 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19159 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19160 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19161 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19162 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19163 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19164 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19165 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19166 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19168 2009-05-02 Richard Guenther <rguenther@suse.de>
19170 PR tree-optimization/39940
19171 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19174 2009-05-02 Richard Guenther <rguenther@suse.de>
19176 PR middle-end/40001
19177 * tree-ssa.c (execute_update_addresses_taken): Properly check
19178 if we can mark a variable DECL_GIMPLE_REG_P.
19179 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19180 back to the end of the function.
19181 (is_gimple_reg_type): Remove complex type special casing.
19182 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19185 2009-05-02 Ben Elliston <bje@au.ibm.com>
19187 * doc/collect2.texi (Collect2): Document search path behaviour
19188 when configured with --with-ld.
19190 2009-05-02 Jan Hubicka <jh@suse.cz>
19192 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19193 parameter; update callers.
19194 (coalesce_cost_edge): EH edges are costier because they needs
19195 splitting even if not critical and even more costier when there are
19196 multiple EH predecestors.
19198 2009-05-02 Jan Hubicka <jh@suse.cz>
19200 * except.c (remove_eh_handler_and_replace): Handle updating after
19201 removing TRY blocks.
19203 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19205 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19207 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19209 * varasm.c: Do not include c-pragma.h.
19210 * attribs.c: Do not incude c-common.h.
19212 2009-05-01 Michael Matz <matz@suse.de>
19214 * calls.c (initialize_argument_information): Handle SSA names like
19215 decls with a non MEM_P DECL_RTL.
19217 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19219 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19220 * ipa-utils.c: Likewise.
19221 * ipa-type-escape.c: Likewise.
19222 * cgraphunit.c Do not include c-common.h.
19223 * ipa-pure-const.c: Likewise.
19224 * tree-if-conv.c: Likewise.
19225 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19226 * ipa-struct-reorg.c: Likewise.
19227 * tree-nomudflap.c: Likewise.
19228 * tree-ssa-structalias.c: Likewise.
19230 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19232 * store-motion.c: Many cleanups to make this pass a first-class
19233 citizen instead of an appendix to gcse load motion. Add TODO list
19234 to make this pass faster/cleaner/better.
19236 (struct ls_expr): Post gcse.c-split cleanups.
19237 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19238 "stores" field to "avail_stores".
19239 (pre_ldst_mems): Rename to store_motion_mems.
19240 (pre_ldst_table): Rename to store_motion_mems_table.
19241 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19242 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19243 (ldst_entry): Rename to st_expr_entry, update users.
19244 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19245 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19246 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19248 (first_ls_expr): Rename to first_st_expr, update users.
19249 (next_ls_expr): Rename to next_st_expr, update users.
19250 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19251 fields properly for store motion instead of names inherited from load
19253 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19254 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19257 (ae_kill): Rename to st_kill, update users.
19258 (ae_gen): Rename to st_avloc, update users.
19259 (transp): Rename to st_transp, update users.
19260 (pre_insert_map): Rename to st_insert_map, update users.
19261 (pre_delete_map): Rename to st_delete_map, update users.
19262 (insert_store, build_store_vectors, free_store_memory,
19263 one_store_motion_pass): Update for abovementioned changes.
19265 (gcse_subst_count, gcse_create_count): Remove.
19266 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19267 and "n_stores_created", local variables.
19269 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19272 (regvec, compute_store_table_current_insn): Remove.
19273 (reg_set_info, reg_clear_last_set): Remove.
19274 (compute_store_table): Use DF caches instead of local dataflow
19277 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19279 * c-objc-common.c (c_tree_printer): Print identifiers with
19280 pp_identifier, not pp_string. Mark "({anonymous})" for
19282 * c-pretty-print.c (pp_c_ws_string): New.
19283 (pp_c_cv_qualifier, pp_c_type_specifier,
19284 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19285 pp_c_storage_class_specifier, pp_c_function_specifier,
19286 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19287 pp_c_primary_expression, pp_c_postfix_expression,
19288 pp_c_unary_expression, pp_c_shift_expression,
19289 pp_c_relational_expression, pp_c_equality_expression,
19290 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19291 use pp_string and pp_c_ws_string in place of pp_identifier and
19292 pp_c_identifier for non-identifiers. Mark English strings for
19294 * c-pretty-print.h (pp_c_ws_string): Declare.
19296 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19297 Roland McGrath <roland@redhat.com>
19299 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19300 (ENABLE_LD_BUILDID): New configuration option.
19301 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19302 (LINK_BUILDID_SPEC): New macro.
19303 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19305 * doc/install.texi: Document --enable-linker-build-id option.
19306 * configure: Rebuild.
19307 * config.in: Rebuild.
19309 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19311 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19312 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19313 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19314 MIPS_GP_SAVE_AREA_SIZE.
19315 * config/mips/mips.c (struct mips_frame_info): Update comment
19316 before arg_pointer_offset and hard_frame_pointer_offset.
19317 (mips_compute_frame_info): Update diagram before function: to
19318 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19319 indicate the position of frame_pointer_rtx with -fstack-protector and
19320 to show args_size. Don't allocate cprestore area for leaf functions
19321 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19323 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19325 2009-04-30 Michael Matz <matz@suse.de>
19327 PR tree-optimization/39955
19328 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19330 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19332 * ira.c (setup_cover_and_important_classes): Use safe macro
19333 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19335 * genpreds.c (write_tm_preds_h): Output suitable definition of
19336 REG_CLASS_FOR_CONSTRAINT.
19338 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19340 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19342 * bitmap.c (bitmap_descriptor): Likewise.
19343 * ggc-common.c (loc_descriptor): Likewise.
19344 * varray.c (varray_descriptor): Likewise.
19345 * vec.c (vec_descriptor): Likewise.
19347 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19349 * Makefile.in (dce.o): Add $(EXCEPT_H).
19350 * dce.c: Include except.h and delete redundant vector definitions.
19351 (deletable_insn_p): Return false for non-call insns that can throw
19354 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19356 * gcse.c (ae_gen): Remove.
19357 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19358 and make non-static function to make it available in store-motion.c.
19359 Update call sites with search-and-replace.
19360 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19361 extract_mentioned_regs, extract_mentioned_regs_helper,
19362 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19363 store_killed_in_insn, store_killed_after, store_killed_before,
19364 build_store_vectors, insert_insn_start_basic_block, insert-store,
19365 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19366 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19367 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19368 * store-motion.c: ...new file. Also copy data structures from gcse.c
19369 and clean up to remove parts not used by store motion.
19370 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19371 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19373 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19376 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19377 when optimizing for size.
19379 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19381 * gcse.c (gcse_constant_p): Fix typo in last change.
19383 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19385 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19387 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19389 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19391 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19393 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19394 CONST_HIGH_PART result.
19396 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19398 * config/avr/avr.c (initial_elimination_offset): Rename to
19399 avr_initial_elimination_offset.
19400 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19401 change return type to bool.
19402 (avr_can_eliminate): New function.
19403 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19404 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19405 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19406 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19407 avr_initial_elimination_offset.
19408 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19409 (avr_initial_elimination_offset): Define.
19411 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19412 Steven Bosscher <steven@gcc.gnu.org>
19414 PR rtl-optimization/39938
19415 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19416 * cfgrtl.c: Include insn-attr.h.
19417 (rest_of_pass_free_cfg): New function.
19418 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19419 * resource.c (init_resource_info): Remove call to df_analyze.
19421 2009-04-29 Richard Guenther <rguenther@suse.de>
19424 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19425 allow conversion to signed integers.
19427 2009-04-29 Richard Guenther <rguenther@suse.de>
19429 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19430 shifts of floating point vectors if the shift amount is
19431 a constant multiple of the element size.
19433 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19434 Michael Matz <matz@suse.de>
19436 PR middle-end/39927
19438 * tree-outof-ssa.c (emit_partition_copy): New function.
19439 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19440 insert_part_to_rtx_on_edge): Perform the partition base var
19441 copy using emit_partition_copy.
19442 (insert_value_copy_on_edge): Convert constants to the right mode.
19443 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19444 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19446 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19448 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19449 scan backwards to try to find a constant to initialize it.
19451 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19452 insn before the loop_end instruction, don't look past labels.
19454 2009-04-29 Richard Guenther <rguenther@suse.de>
19456 PR middle-end/39937
19457 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19458 loose type conversions.
19459 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19460 stmts only if there are no uses of its definition.
19462 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19464 * config/bfin/bfin.h (splitting_loops): Declare.
19465 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19466 Reorder bit definitions to be ascending.
19467 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19468 * config/bfin/bfin.c (splitting_loops): New variable.
19469 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19470 (struct loop_info): Remove members INIT and LOOP_INIT.
19471 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19472 the LSETUP sequence. Allow LC to be loaded from any register, but
19473 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19474 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19476 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19477 of reload_completed.
19480 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19482 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19484 * Makefile.in (PLUGIN_VERSION_H): New.
19485 (OBJS-common): Remove plugin-version.o.
19486 (plugin.o): Depend on (PLUGIN_VERSION_H).
19487 (plugin-version.o): Remove.
19488 * configure: Regenerate
19489 * configure.ac: Create plugin-version.h.
19490 * gcc-plugin.h (plugin_gcc_version): Remove.
19491 (plugin_default_version_check): Change signature.
19492 * plugin-version.c: Remove.
19493 * plugin.c: Include plugin-version.h.
19494 (str_plugin_gcc_version_name): Remove.
19495 (try_init_one_plugin): Pass gcc version to plugin_init.
19496 (plugin_default_version_check): Both gcc and plugin versions are now
19499 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19501 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19502 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19503 Remove special case testing for last insn of inner loops. Don't fail
19504 if the loop ends with a jump, emit an extra nop instead.
19506 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19507 DREGS rather than comparing directly. Remove code that tries to
19508 account for latencies.
19510 2009-04-29 Richard Guenther <rguenther@suse.de>
19512 PR tree-optimization/39941
19513 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19514 eliminating an indirect call.
19516 2009-04-29 Richard Guenther <rguenther@suse.de>
19518 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19519 parameter. Allow invariants as base if !require_lvalue.
19520 (verify_gimple_assign_single): Adjust.
19522 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19524 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19525 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19526 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19527 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19528 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19530 * config/bfin/bfin.c (bfin_expand_builtin,
19531 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19533 2009-04-28 Richard Guenther <rguenther@suse.de>
19535 * tree-vect-loop.c (get_initial_def_for_induction): Use
19536 correct types for pointer increment.
19538 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19540 * toplev.c (print_version): Update GMP version string calculation.
19542 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19544 PR rtl-optimization/39938
19545 * resource.c (init_resource_info): Add call to df_analyze.
19547 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19549 * config/alpha/alpha.md (usegp): Cast the result of
19550 alpha_find_lo_sum_using_gp to enum attr_usegp.
19551 * config/alpha/alpha.c (override_options): Remove end-of-structure
19552 marker element from cpu_table. Use array size of cpu_table to handle
19553 -mcpu and -mtune options.
19554 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19556 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19558 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19559 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19560 tune_32 and tune_64.
19561 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19562 support on PowerPC.
19563 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19564 * config/rs6000/option-defaults.h: ... here. New file.
19565 (OPT_64, OPT_32): Define.
19566 (MASK_64BIT): Define to 0 if not already defined.
19567 (OPT_ARCH64, OPT_ARCH32): Define.
19568 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19571 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19573 * config/arm/arm.c (arm_override_options): Emit error on using
19576 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19578 PR rtl-optimization/39914
19579 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19580 registers for allocnos created from user-defined variables only
19581 when not optimizing.
19583 2009-04-28 Richard Guenther <rguenther@suse.de>
19585 PR middle-end/39937
19586 * fold-const.c (fold_binary): Use distribute_real_division only
19589 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19591 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19592 add hpux-stdint.h to tm_file.
19593 (hppa[12]*-*-hpux11*): Ditto.
19594 (ia64*-*-hpux*): Ditto.
19595 * config/hpux-stdint.h: New.
19596 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19597 __STDC_EXT__ for all compiles.
19598 * config/pa/pa-hpux.h: Ditto.
19599 * config/pa/pa-hpux10.h: Ditto.
19600 * config/pa/pa-hpux11.h: Ditto.
19602 2009-04-28 Catherine Moore <clm@codesourcery.com>
19604 * debug.h (set_name): Add comment.
19606 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19609 * config/darwin.c (machopic_gen_offset): Check
19610 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19611 * config/arm/arm.c (require_pic_register): Likewise.
19613 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19615 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19616 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19617 m32c_promote_prototypes): Delete.
19619 2009-04-28 Michael Matz <matz@suse.de>
19621 PR middle-end/39922
19622 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19625 2009-04-28 Richard Guenther <rguenther@suse.de>
19627 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19629 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19631 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19632 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19633 * config/arm/arm-tune.md: Regenerate.
19635 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19637 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19638 block if there are complex incoming edges.
19639 (sel_merge_blocks): Remove useless assert.
19640 (sel_redirect_edge_and_branch): Check that edge was redirected.
19641 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19642 (sel_find_rgns): Delete declaration.
19643 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19644 the region when it is not a preheader.
19646 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19649 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19651 2009-04-28 Richard Guenther <rguenther@suse.de>
19653 * tree.h (SSA_NAME_VALUE): Remove.
19654 (struct tree_ssa_name): Remove value_handle member.
19655 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19656 array for jump threading.
19657 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19659 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19660 * tree-flow.h (threadedge_initialize_values): Declare.
19661 (threadedge_finalize_values): Likewise.
19662 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19663 (SSA_NAME_VALUE): Define.
19664 (threadedge_initialize_values): New function.
19665 (threadedge_finalize_values): Likewise.
19666 * tree-ssa-dom.c (ssa_name_values): New global variable.
19667 (SSA_NAME_VALUE): Define.
19668 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19670 2009-04-28 Ira Rosen <irar@il.ibm.com>
19672 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19673 Use REPORT_VECTORIZED_LOCATIONS instead
19674 REPORT_VECTORIZED_LOOPS.
19675 * tree-vectorizer.c (vect_verbosity_level): Make static.
19676 (vect_loop_location): Rename to vect_location.
19677 (vect_set_verbosity_level): Update comment.
19678 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19680 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19681 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19682 instead REPORT_UNVECTORIZED_LOOPS.
19683 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19684 and vect_loop_def to vect_external_def and vect_internal_def.
19685 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19686 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19687 REPORT_UNVECTORIZED_LOCATIONS.
19688 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19689 and vect_used_in_loop and to vect_unused_in_scope and
19690 vect_used_in_scope.
19691 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19692 (vect_verbosity_level): Remove declaration.
19693 (vect_analyze_operations): Likewise.
19694 (vect_analyze_stmt): Declare.
19695 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19696 REPORT_UNVECTORIZED_LOCATIONS.
19697 (vect_get_loop_niters): Fix indentation.
19698 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19699 (vect_analyze_loop_operations): New function.
19700 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19701 vect_analyze_operations.
19702 (vect_is_simple_reduction): Use new names.
19703 (vectorizable_live_operation, vect_transform_loop): Likewise.
19704 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19705 to specify whether the data references can be a part of interleaving
19707 (vect_analyze_data_ref_dependence): Use new names.
19708 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19709 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19710 * tree-vect-patterns.c (widened_name_p): Use new names.
19711 (vect_recog_dot_prod_pattern): Likewise.
19712 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19713 (process_use, vect_mark_stmts_to_be_vectorized,
19714 vect_model_simple_cost, vect_model_store_cost,
19715 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19716 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19717 vectorizable_operation, vectorizable_type_demotion,
19718 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19719 vectorizable_condition): Likewise.
19720 (vect_analyze_operations): Split into vect_analyze_loop_operations
19722 (vect_analyze_stmt): ... new function.
19723 (new_stmt_vec_info): Use new names.
19724 (vect_is_simple_use): Use new names and fix comment.
19725 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19726 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19728 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19731 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19732 and integer modes for x87 operands. Do not ICE for unsupported size,
19733 generate error instead. Generate error for unsupported operand types.
19734 ['z']: Do not handle HImode memory operands specially. Warning
19735 for floating-point operands. Fallthru to 'Z' for unsupported operand
19736 types. Do not ICE for unsupported size, generate error instead.
19737 (output_387_binary_op): Use %Z to output operands.
19738 (output_fp_compare): Ditto.
19739 (output_387_reg_move): Ditto.
19741 2009-04-28 Ben Elliston <bje@au.ibm.com>
19746 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19748 * builtins.c (c_strlen): Do not warn here.
19749 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19750 * c-common.c (pointer_int_sum): Take an explicit location.
19751 Warn about offsets out of bounds.
19752 * c-common.h (pointer_int_sum): Adjust declaration.
19754 2009-04-27 Ian Lance Taylor <iant@google.com>
19756 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19758 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19759 * df-core.c (df_set_flags): Change return type to int. Change
19760 type of old_flags to int.
19761 (df_clear_flags): Likewise.
19762 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19763 (df_get_conditional_uses): Likewise.
19764 * df.h (df_set_flags, df_clear_flags): Update declarations.
19765 * dwarf2out.c (struct indirect_string_node): Change type of form
19766 field to enum dwarf_form.
19767 (AT_string_form): Change return type to enum dwarf_form.
19768 * fixed-value.c (fixed_compare): Add cast to enum type.
19769 * fwprop.c (update_df): Change 0 to VOIDmode.
19770 * gensupport.c: Change 0 to UNKNOWN.
19771 * gimple.h (gimple_cond_code): Add cast to enum type.
19772 * haifa-sched.c (reemit_notes): Add cast to enum type.
19773 * hooks.c (hook_int_void_no_regs): Remove function.
19774 * hooks.h (hook_int_void_no_regs): Remove declaration.
19775 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19776 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19777 * real.c (real_arithmetic): Add cast to enum type.
19778 (real_compare): Likewise.
19779 * target.h (struct gcc_target): Change return type of
19780 branch_target_register_class to enum reg_class.
19781 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19782 default_branch_target_register_class.
19783 * targhooks.c (default_branch_target_register_class): New function.
19784 * targhooks.h (default_branch_target_register_class): Declare.
19785 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19786 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19788 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19790 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19791 vect_uninitialized_def. Change 0 to ERROR_MARK.
19792 * tree-vect-stmts.c (supportable_widening_operation): Don't
19793 initialize icode1 and icode2.
19794 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19795 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19797 (cmn_err_flag_specs): Change 0 to STD_C89.
19798 (cmn_err_char_table): Likewise.
19799 * config/arm/arm.c (get_arm_condition_code): Change type of code
19800 to enum arm_cond_code.
19801 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19802 (IWMMXT_BUILTIN2): Likewise.
19803 (neon_builtin_type_bits): Don't define typedef.
19804 (neon_builtin_datum): Change type of bits field to int.
19805 (arm_expand_neon_args): Add cast to enum type.
19806 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19808 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19809 casts to enum type.
19810 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19812 * config/mips/mips.md (jal_macro): Return enum constant.
19813 (single_insn): Likewise.
19814 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19816 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19817 casts to enum type.
19818 * config/s390/s390.c (s390_tune_flags): Change type to int.
19819 (s390_arch_flags): Likewise.
19820 (s390_handle_arch_option): Change flags field of struct pta to int.
19821 * config/s390/s390.h (s390_tune_flags): Update declaration.
19822 (s390_arch_flags): Likewise.
19823 * config/sh/sh.c (prepare_move_operands): Compare
19824 tls_symbolic_operand result with enum constant.
19825 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19826 (sh_expand_prologue): Add cast to enum type.
19827 (sh_expand_epilogue): Likewise.
19828 (tls_symbolic_operand): Change return type to enum tls_model.
19829 (fpscr_set_from_mem): Add cast to enum type.
19830 (legitimize_pic_address): Compare tls_symbolic_operand result with
19832 (sh_target_reg_class): Change return type to enum reg_class.
19833 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19835 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19836 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19837 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19838 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19839 (delayed_branch, tls_call_delay): Likewise.
19840 (eligible_for_sibcall_delay): Likewise.
19841 (eligible_for_return_delay): Likewise.
19842 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19843 (spu_expand_builtin_1): Likewise.
19845 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19846 for all types of conversions.
19847 (output_init_element): Issue -Wc++-compat warning if needed when
19848 initializing a bitfield with enum type.
19849 * c-parser.c (c_parser_expression): Set original_type to
19850 original_type of right hand operand of comma operator.
19852 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19854 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19856 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19857 * doc/cpp.texi (Standard Predefined Macros)
19858 (Implementation-defined behavior): Likewise.
19859 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19860 * doc/gimple.texi (GIMPLE Exception Handling)
19861 (@code{GIMPLE_ASSIGN}): Likewise.
19862 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19863 * doc/invoke.texi (Warning Options, Optimize Options)
19864 (AVR Options, Darwin Options): Likewise.
19865 (Optimize Options): Reformulate -fwhole-program description.
19866 * doc/loop.texi (Lambda): Likewise.
19867 * doc/md.texi (Output Template, Define Constraints)
19868 (Standard Names, Insn Splitting): Likewise.
19869 * doc/options.texi (Option properties): Likewise.
19870 * doc/passes.texi (Tree-SSA passes): Likewise.
19871 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19872 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19873 (File Names and DBX): Likewise.
19874 * doc/trouble.texi (Incompatibilities): Likewise.
19876 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19878 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19879 instruction is correct.
19881 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19883 Allow non-constant arguments to conversion intrinsics.
19884 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19885 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19886 * spu.c (print_operand): Handle 'v' and 'w'.
19887 (exp2_immediate_p, spu_gen_exp2): Define.
19888 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19889 spu_convtf_1): Update parameter descriptions.
19890 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19891 * constraints.md ('v', 'w'): New.
19892 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19894 (i2f, I2F): New define_mode_attr.
19895 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19896 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19897 fixuns_truncv4sfv4si2): Update to use mode attribute.
19898 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19899 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19900 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19901 patterns for combine.
19903 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19905 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19906 (cprop, hoist, pre, store_motion): New debug counters.
19907 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19908 is not an RTL pass anymore.
19909 (pass_profiling): Remove extern decl for pass removed in 2005.
19910 (pass_gcse, pass_jump_bypass): Remove.
19911 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19912 to 0 for clean state.
19913 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19914 * cse.c (gate_handle_cse_after_global_opts,
19915 rest_of_handle_cse_after_global_opts): New functions.
19916 (pass_cse_after_global_opts): New pass, does local CSE.
19917 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19918 (TV_CPROP): New timevar.
19919 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19920 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19921 (gcse_main, recompute_all_luids): Remove.
19922 (compute_hash_table_work): Call max_reg_num instead of reading
19924 (cprop_jump): Don't set run_jump_opt_after_gcse.
19925 (constprop_register): Always allow to alter jumps.
19926 (cprop_insn): Likewise.
19927 (do_local_cprop): Likewise.
19928 (local_cprop_pass): Likewise. Return non-zero if something changed.
19929 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19930 (find_implicit_sets): Add note about missed optimization opportunity.
19931 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19932 pass_rtl_cprop execute function.
19933 Don't bother tracking the pass number, each pass gets its own dumpfile
19935 Always allow to alter jumpsand bypass jumps.
19936 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19937 will just find no suitable set.
19938 (pre_edge_insert): Fix dumping, this function is for PRE only.
19939 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19940 pass_rtl_pre execute function.
19941 (hoist_code): Return non-zero if something changed. Keep track of
19942 substitutions and insertions for statistics gathering similar to PRE.
19943 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19944 called from the pass_rtl_hoist execute function. Show pass statistics.
19945 (compute_store_table): Use max_reg_num directly instead of using the
19946 formerly global max_gcse_regno.
19947 (build_store_vectors): Likewise.
19948 (replace_store_insn): Fix dumping.
19949 (store_motion): Rename to ...
19950 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19951 pass, called from the pass_rtl_store_motion execute function. Keep
19952 track of substitutions and insertions for statistics gathering similar
19954 (bypass_jumps): Remove, fold interesting bits into ...
19955 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19956 from the pass_rtl_cprop execute function.
19957 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19958 pass_jump_bypass): Remove.
19959 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19960 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19961 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19962 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19963 (gate_rtl_store_motion, execute_rtl_store_motion,
19964 pass_rtl_store_motion): New.
19965 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19966 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19967 * passes.c (init_optimization_passes): Remove pass_gcse and
19968 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19969 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19970 instead of pass_jump_bypass.
19972 2009-04-27 Richard Guenther <rguenther@suse.de>
19974 PR middle-end/39928
19975 * gimplify.c (gimplify_expr): If we are required to create
19976 a temporary make sure it ends up as register.
19978 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19981 * config/i386/i386.c (construct_container): Don't call
19982 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19983 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19985 2009-04-27 Michael Matz <matz@suse.de>
19987 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19988 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19989 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19990 (dump_replaceable_exprs): Take a bitmap.
19991 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19993 (expand_gimple_basic_block): Likewise.
19994 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19995 replaceable_expressions member a bitmap.
19996 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19997 (mark_replaceable): Likewise.
19998 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19999 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20001 2009-04-27 Richard Guenther <rguenther@suse.de>
20003 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20004 (verify_stmts): Dispatch to gimple/type verification code.
20005 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20006 issue with call argument types.
20008 2009-04-27 Michael Matz <matz@suse.de>
20010 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20011 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20014 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20015 Eric Botcazou <ebotcazou@adacore.com>
20017 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20018 a label's basic block.
20019 (mark_target_live_regs): Tidy and rework obsolete comments.
20020 Change back DF problem to LIVE. If a label starts a basic block,
20021 assume that all registers that used to be live then still are.
20022 (init_resource_info): If a label starts a basic block, set its
20023 BLOCK_FOR_INSN accordingly.
20024 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20026 2009-04-27 Richard Guenther <rguenther@suse.de>
20028 * tree-flow-inline.h (function_ann): Remove.
20029 (get_function_ann): Likewise.
20030 * tree-dfa.c (create_function_ann): Remove.
20031 * tree-flow.h (struct static_var_ann_d): Remove.
20032 (struct function_ann_d): Likewise.
20033 (union tree_ann_d): Remove fdecl member.
20034 (function_ann_t): Remove.
20035 (function_ann, get_function_ann, create_function_ann): Remove
20038 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20040 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20042 2009-04-27 Jan Hubicka <jh@suse.cz>
20044 * ipa-pure-const.c (struct funct_state_d): New fields
20045 state_previously_known, looping_previously_known; remove
20046 state_set_in_source.
20047 (analyze_function): Use new fields.
20048 (propagate): Avoid assumption that state_set_in_source imply
20051 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20052 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20053 * cfgloop.h (finite_loop_p): Declare.
20055 2009-04-26 Michael Matz <matz@suse.de>
20057 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20059 2009-04-26 Michael Matz <matz@suse.de>
20061 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20062 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20063 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20064 pass_mark_used_blocks): Remove.
20065 * tree-optimize.c (pass_free_datastructures,
20066 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20067 * passes.c (init_optimization_passes): Don't call
20068 pass_mark_used_blocks, remove dead code.
20070 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20072 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20073 * tree-ssa-live.h (register_ssa_partition): Likewise.
20075 2009-04-26 Michael Matz <matz@suse.de>
20078 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20079 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20080 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20082 (compare_pairs): Swap cost comparison.
20083 (coalesce_ssa_name): Don't use change_partition_var.
20084 * tree-nrv.c (struct nrv_data): Add modified member.
20085 (finalize_nrv_r): Set it.
20086 (tree_nrv): Use it to update statements.
20087 (pass_nrv): Require PROP_ssa.
20088 * tree-mudflap.c (mf_decl_cache_locals,
20089 mf_build_check_statement_for): Use make_rename_temp.
20090 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20091 * alias.c (find_base_decl): Handle SSA names.
20092 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20093 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20094 * rtl.h (set_reg_attrs_for_parm): Declare.
20095 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20096 to "optimized", remove unused locals at finish.
20097 (execute_free_datastructures): Make global, call
20098 delete_tree_cfg_annotations.
20099 (execute_free_cfg_annotations): Don't call
20100 delete_tree_cfg_annotations.
20102 * ssaexpand.h: New file.
20103 * expr.c (toplevel): Include ssaexpand.h.
20104 (expand_assignment): Handle SSA names the same as register variables.
20105 (expand_expr_real_1): Expand SSA names.
20106 * cfgexpand.c (toplevel): Include ssaexpand.h.
20107 (SA): New global variable.
20108 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20109 (SSAVAR): New macro.
20110 (set_rtl): New helper function.
20111 (add_stack_var): Deal with SSA names, use set_rtl.
20112 (expand_one_stack_var_at): Likewise.
20113 (expand_one_stack_var): Deal with SSA names.
20114 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20115 before unique numbers.
20116 (expand_stack_vars): Use set_rtl.
20117 (expand_one_var): Accept SSA names, add asserts for them, feed them
20118 to above subroutines.
20119 (expand_used_vars): Expand all partitions (without default defs),
20120 then only the local decls (ignoring those expanded already).
20121 (expand_gimple_cond): Remove edges when jumpif() expands an
20122 unconditional jump.
20123 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20124 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20126 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20127 members of SA; deal with PARM_DECL partitions here; expand
20128 all PHI nodes, free tree datastructures and SA. Commit instructions
20129 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20130 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20131 info and statements at start, collect garbage at finish.
20132 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20133 (VAR_ANN_PARTITION) Remove.
20134 (change_partition_var): Don't declare.
20135 (partition_to_var): Always return SSA names.
20136 (var_to_partition): Only accept SSA names.
20137 (register_ssa_partition): Only check argument.
20138 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20140 (delete_var_map): Don't free it.
20141 (var_union): Only accept SSA names, simplify.
20142 (partition_view_init): Mark only useful SSA names as used.
20143 (partition_view_fini): Only deal with SSA names.
20144 (change_partition_var): Remove.
20145 (dump_var_map): Use ssa_name instead of partition_to_var member.
20146 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20148 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20149 (struct _elim_graph): New member const_dests; nodes member vector of
20151 (set_location_for_edge): New static helper.
20152 (create_temp): Remove.
20153 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20154 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20155 (new_elim_graph): Allocate const_dests member.
20156 (clean_elim_graph): Truncate const_dests member.
20157 (delete_elim_graph): Free const_dests member.
20158 (elim_graph_size): Adapt to new type of nodes member.
20159 (elim_graph_add_node): Likewise.
20160 (eliminate_name): Likewise.
20161 (eliminate_build): Don't take basic block argument, deal only with
20162 partition numbers, not variables.
20163 (get_temp_reg): New static helper.
20164 (elim_create): Use it, deal with RTL temporaries instead of trees.
20165 (eliminate_phi): Adjust all calls to new signature.
20166 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20167 (rewrite_trees): Only do checking.
20168 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20169 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20170 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20171 contains_tree_r, MAX_STMTS_IN_LATCH,
20172 process_single_block_loop_latch, analyze_edges_for_bb,
20173 perform_edge_inserts): Remove.
20174 (expand_phi_nodes): New global function.
20175 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20176 functions, initialize new parameter, remember partitions having a
20178 (finish_out_of_ssa): New global function.
20179 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20180 don't reset in_ssa_p here, don't disable TER when mudflap.
20181 (pass_del_ssa): Remove.
20182 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20184 (execute_free_datastructures): Declare.
20185 * Makefile.in (SSAEXPAND_H): New variable.
20186 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20187 * basic-block.h (commit_one_edge_insertion): Declare.
20188 * passes.c (init_optimization_passes): Move pass_nrv and
20189 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20190 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20191 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20192 (redirect_branch_edge): Deal with super block when expanding, split
20193 out jump patching itself into ...
20194 (patch_jump_insn): ... here, new static helper.
20196 2009-04-26 Michael Matz <matz@suse.de>
20198 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20199 beyond num_ssa_names.
20200 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20201 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20203 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20205 PR inline-asm/39543
20206 * fwprop.c (forward_propagate_asm): New function.
20207 (forward_propagate_and_simplify): Propagate also into __asm, if it
20208 doesn't increase the number of referenced registers.
20211 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20213 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20215 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20216 note_nonlocal_vla_type for nonlocal VLAs.
20217 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20218 contains_remapped_vars, remap_vla_decls): New functions.
20219 (convert_nonlocal_reference_stmt): If not optimizing, call
20220 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20221 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20222 if it wasn't found in var_map.
20223 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20224 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20225 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20227 * gimplify.c (nonlocal_vlas): New variable.
20228 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20230 (gimplify_body): Create and destroy nonlocal_vlas.
20232 * dwarf2out.c (loc_descr_plus_const): New function.
20233 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20234 mem_loc_descriptor, loc_descriptor_from_tree_1,
20235 descr_info_loc, gen_variable_die): Use it.
20237 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20238 !TREE_STATIC VAR_DECLs.
20239 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20240 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20241 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20242 DECL_BY_REFERENCE is valid.
20243 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20244 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20245 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20246 Copy DECL_BY_REFERENCE.
20247 (struct nesting_copy_body_data): New type.
20248 (nesting_copy_decl): New function.
20249 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20250 if they have variable length.
20252 2009-04-26 Michael Matz <matz@suse.de>
20254 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20255 mark new temporaries for renaming.
20257 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20260 * c-decl.c (global_bindings_p): Return negative value.
20261 (c_variable_size): New. Based on variable_size from
20263 (grokdeclarator): Call c_variable_size not variable_size.
20265 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20267 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20269 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20271 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20272 Redefine it to just use mingw/include.
20273 (ASM_SPEC): Rules for -m32 and -m64.
20274 (LINK_SPEC): Use Likewise.
20275 (SPEC_32): New define.
20276 (SPEC_64): Likewise.
20277 (SUB_LINK_SPEC): Likewise.
20278 (MULTILIB_DEFAULTS): New define.
20279 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20280 Add multilib options.
20281 (MULTILIB_DIRNAMES): Likewise.
20282 (MULTILIB_OSDIRNAMES): Likewise.
20283 (LIBGCC): Likewise.
20284 (INSTALL_LIBGCC): Likewise.
20286 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20289 * c-tree.h (enum c_inline_static_type): New.
20290 (record_inline_static): Declare.
20291 * c-decl.c (struct c_inline_static, c_inline_statics,
20292 record_inline_static, check_inline_statics): New.
20293 (pop_file_scope): Call check_inline_statics.
20294 (start_decl): Call record_inline_static instead of pedwarning
20295 directly for static in inline function.
20296 * c-typeck.c (build_external_ref): Call record_inline_static
20297 instead of pedwarning directly for static referenced in inline
20300 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20302 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20303 not new but only being rescanned.
20304 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20305 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20306 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20307 record_set_info, compute_set, grealloc): Remove.
20308 (recompute_all_luids): New function.
20309 (gcse_main): Don't compute sets, and don't do related memory
20310 allocations/free-ing. If something changed before the end of the
20311 pass, update LUIDs using recompute_all_luids.
20312 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20313 (free_gcse_mem): Don't free it either.
20314 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20315 Use the df insn LUIDs.
20316 (load_killed_in_block): Likewise.
20317 (compute_hash_table_work): Don't compute reg_set_in_block.
20318 (compute_transp): Use DF_REG_DEF_CHAINs.
20319 (local_cprop_pass): Don't use compute_sets and related functions.
20320 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20321 Use get_max_uid() instead of max_cuid.
20322 (insert_insn_end_basic_block, pre_insert_copy_insn,
20323 update_ld_motion_stores): Don't try to
20324 keep reg_set tables up to date.
20325 (pre_insert_copies): Use df insn LUIDs.
20326 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20327 (reg_set_info): Don't use extra bitmap argument.
20328 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20329 information to compute regs_set_in_block.
20330 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20331 (bypass_jumps): Don't use compute_sets and friends.
20333 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20336 * opts.c (undocumented_msg): Do not leave blank even with
20339 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20341 * c-decl.c (build_enumerator): Allow values folding to integer
20342 constants but not integer constant expressions with a pedwarn if
20345 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20348 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20349 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20350 type is an integer constant.
20352 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20355 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20358 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20361 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20362 with variably modified return type and no storage class
20363 specifiers, except for the case of nested functions. Distinguish
20364 extern declarations of functions with variably modified return
20365 types from those of objects with variably modified types.
20367 2009-04-25 Jan Hubicka <jh@suse.cz>
20369 * tree.c (list_equal_p): New function.
20370 * tree.h (list_equal_p): Declare.
20371 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20372 basic_block_def, basic_block, const_basic_block): New.
20373 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20374 (redirect_eh_edge): New function.
20375 (make_eh_edge_update_phi): EH edges are not abnormal.
20376 * except.c: Include tree-flow.h.
20377 (list_match): New function.
20378 (eh_region_replaceable_by_p): New function.
20379 (replace_region): New function.
20380 (hash_type_list): New function.
20381 (hash_eh_region): New function.
20382 (eh_regions_equal_p): New function.
20383 (merge_peers): New function.
20384 (remove_unreachable_regions): Verify EH tree when checking;
20386 (copy_eh_region_1): New function.
20387 (copy_eh_region): New function.
20388 (push_reachable_handler): New function.
20389 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20390 regions without label but with live RESX.
20391 * except.h (redirect_eh_edge_to_label): New.
20392 * tree-flow.h (redirect_eh_edge): New.
20393 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20394 basic_block_def, basic_block, const_basic_block): Remove.
20395 * Makefile.in (except.o): Add dependency on tree-flow.h
20396 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20397 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20400 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20403 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20404 on the destination of memcpy.
20406 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20408 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20409 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20410 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20412 2009-04-25 Jan Hubicka <jh@suse.cz>
20414 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20415 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20416 to be reached by different label than left.
20417 (update_eh_edges): Update comment; remove edge_to_remove if possible
20418 and return true if suceeded.
20419 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20420 (cleanup_eh): Compute sharing map.
20421 * except.c (remove_eh_handler_and_replace): Add argument if we should
20423 (remove_unreachable_regions): Update for label sharing.
20424 (label_to_region_map): Likewise.
20425 (get_next_region_sharing_label): New function.
20426 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20428 (remove_eh_handler): Update.
20429 (remove_eh_region_and_replace_by_outer_of): New function.
20430 * except.h (struct eh_region): Add next_region_sharing_label.
20431 (remove_eh_region_and_replace_by_outer_of,
20432 get_next_region_sharing_label): Declare.
20433 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20435 2009-04-25 Jan Hubicka <jh@suse.cz>
20437 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20438 insert code even if they are not critical.
20440 2009-04-25 Jan Hubicka <jh@suse.cz>
20442 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20443 (gimple_can_remove_branch_p): EH edges won't remove branch by
20445 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20446 updating of non-abnormal EH edges.
20447 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20448 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20449 (split_critical_edges): Split also edges where emitting code on them
20450 will lead to splitting later.
20452 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20453 H.J. Lu <hongjiu.lu@intel.com>
20456 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20457 the configured assembler supports fildq and fistpq mnemonics.
20458 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20459 * configure: Regenerated.
20460 * config.in: Ditto.
20462 * config/i386/i386.c (print_operand): Handle 'Z'.
20463 ['z']: Remove handling of special fild/fist suffixes.
20464 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20465 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20466 suffix of fild insn.
20467 (*floatsi<mode>2_vector_mixed): Ditto.
20468 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20469 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20470 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20471 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20472 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20474 2009-04-25 Ben Elliston <bje@au.ibm.com>
20476 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20477 the source of a set operation.
20479 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20481 * target.h (struct gcc_target): Add case_values_threshold field.
20482 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20483 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20484 * targhooks.c (default_case_values_threshold): New function.
20485 * targhooks.h (default_case_values_threshold): Declare function.
20486 * stmt.c (expand_case): Use case_values_threshold target hook.
20487 * expr.h (case_values_threshold): Remove declartation.
20488 * expr.c (case_values_threshold): Remove function.
20489 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20491 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20492 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20493 (avr_case_values_threshold): Declare as static.
20494 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20496 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20497 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20498 (mn10300_case_values_threshold): New function.
20500 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20502 * ira.c (setup_cover_and_important_classes): Add enum cast.
20504 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20506 * genpreds.c (write_enum_constraint_num): Output definition of
20507 CONSTRAINT_NUM_DEFINED_P macro.
20508 * ira.c (setup_cover_and_important_classes): Use
20509 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20511 2009-04-24 DJ Delorie <dj@redhat.com>
20513 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20514 __SH2A_SINGLE_ONLY__ also.
20516 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20518 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20519 (movdf_internal): Ditto.
20520 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20521 SFmode and DFmode constants.
20522 (ia64_print_operand): Add 'G' format for printing
20523 floating point constants.
20525 2009-04-24 Richard Guenther <rguenther@suse.de>
20527 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20528 from unsigned additions.
20530 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20532 * c-typeck.c (set_init_index): Allow array designators that are
20533 not integer constant expressions with a pedwarn if pedantic.
20535 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20537 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20538 zero if no overlap in nonzero bits between the operands.
20540 2009-04-24 Ian Lance Taylor <iant@google.com>
20542 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20543 (record_dead_and_set_regs): Likewise.
20544 * df.h (struct df_mw_hardreg): Change flags field to int.
20545 (struct df_base_ref): Likewise.
20546 (struct df): Change changeable_flags field to int.
20547 * df-scan.c (df_defs_record): Change clobber_flags to int.
20548 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20549 constants rather than #define macros.
20550 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20551 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20552 (enum dwarf_calling_convention): Likewise.
20553 (enum dwarf_line_number_x_ops): Likewise.
20554 (enum dwarf_call_frame_info): Likewise.
20555 (enum dwarf_source_language): Likewise.
20556 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20557 (add_calling_convention_attribute): Likewise.
20558 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20559 (combine_comparisons): Change compcode to int. Add cast to enum type.
20560 * genrecog.c (maybe_both_true_2): Change c to int.
20561 (write_switch): Likewise. Add cast to enum type.
20562 * gimplify.c (gimplify_omp_for): Handle return values from
20563 gimplify_expr using MIN rather than bitwise or.
20564 (gimplify_expr): Add cast to enum type.
20565 * ipa-prop.c (update_jump_functions_after_inlining): Change
20566 IPA_BOTTOM to IPA_JF_UNKNOWN.
20567 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20568 Add casts to enum type.
20569 (setup_cover_and_important_classes): Change cl to int. Add casts
20571 (setup_class_translate): Change cl and mode to int.
20572 (ira_init_once): Change mode to int.
20573 (free_register_move_costs): Likewise.
20574 (setup_prohibited_mode_move_regs): Add casts to enum type.
20575 * langhooks.c (add_builtin_function_common): Rework assertion that
20576 value fits bitfield.
20577 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20578 * omega.c (omega_do_elimination): Avoid math on enum types.
20579 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20580 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20581 int local to handle integral_argment value.
20582 * regmove.c (try_auto_increment): Change PUT_MODE to
20584 * reload.c (push_secondary_reload): Add casts to enum type.
20585 (secondary_reload_class, find_valid_class): Likewise.
20586 * reload1.c (emit_input_reload_insns): Likewise.
20587 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20588 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20589 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20591 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20592 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20594 (expand_complex_libcall): Add casts to enum type.
20595 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20596 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20597 with ERROR_MARK, not NUM_TREE_CODES.
20598 (vect_create_epilog_for_reduction): Likewise.
20599 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20600 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20601 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20603 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20604 vect_unused_in_loop. Change 0 to loop_vect.
20605 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20606 * var-tracking.c (get_init_value): Change return type to enum
20608 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20609 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20611 (arm_override_options): Add casts to enum type.
20612 (arm_emit_tls_decoration): Likewise.
20613 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20615 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20616 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20617 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20619 * config/s390/s390.c (code_for_builtin_64): Change to array of
20621 (code_for_builtin_31): Likewise.
20622 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20624 * config/sparc/sparc.c (sparc_override_options): Change value
20625 field in struct code_model to enum cmodel. In initializer change
20626 0 to NULL and add cast to enum type.
20628 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20629 Change all callers. Issue a -Wc++-compat warning using
20630 lhs_origtype if necessary.
20631 (convert_for_assignment): Issue -Wc++-compat warnings about
20632 invalid conversions to enum type on assignment.
20633 * c-common.h (build_modify_expr): Update declaration.
20635 2009-04-24 Nick Clifton <nickc@redhat.com>
20637 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20638 (function_arg_advance): Likewise.
20639 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20642 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20644 * config/s390/constraints.md ('I', 'J'): Fix condition.
20646 2009-04-24 Diego Novillo <dnovillo@google.com>
20648 * gengtype-parse.c (parse_error): Add newline after message.
20650 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20652 * config/i386/sse.md (avxmodesuffixs): Removed.
20653 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20654 (*avx_pinsr<ssevecsize>): This.
20656 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20658 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20659 follow chains of regs with a single definition, and allow expressions
20660 that are function_invariant_p.
20661 (simple_rhs_p): Allow expressions that are function_invariant_p.
20663 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20665 PR middle-end/39867
20666 * fold-const.c (fold_cond_expr_with_comparison): When folding
20667 > and >= to MAX, make sure the MAX uses the same type as the
20668 comparison's operands.
20670 2009-04-24 Nick Clifton <nickc@redhat.com>
20672 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20673 addressing for DImode accesses.
20674 (frv_print_operand_address): Handle PLUS case.
20675 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20677 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20679 PR rtl-optimization/39794
20680 * alias.c (canon_true_dependence): Add x_addr argument.
20681 * rtl.h (canon_true_dependence): Adjust prototype.
20682 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20683 * cselib.c (cselib_invalidate_mem): Likewise.
20684 * gcse.c (compute_transp): Likewise.
20685 * dse.c (scan_reads_nospill): Likewise.
20686 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20687 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20688 canon_base_addr of the group, plus optional offset.
20689 (struct group_info): Rename canon_base_mem to
20691 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20692 canon_rtx of base_mem.
20694 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20696 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20697 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20699 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20701 * config/spu/spu-builtins.h: Delete file.
20703 * config/spu/spu.h (enum spu_builtin_type): Move here from
20705 (struct spu_builtin_description): Likewise. Add GTY marker.
20706 Do not use enum spu_function_code or enum insn_code.
20707 (spu_builtins): Add extern declaration.
20709 * config/spu/spu.c: Do not include "spu-builtins.h".
20710 (enum spu_function_code, enum spu_builtin_type_index,
20711 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20712 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20713 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20714 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20715 (spu_builtin_types): Make static. Add GTY marker.
20716 (spu_builtins): Add extern declaration with GTY marker.
20717 Include "gt-spu.h".
20719 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20720 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20721 Check programmatically whether all parameters are scalar.
20723 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20725 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20727 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20728 assignment from the constructor either if the target is volatile.
20730 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20732 * config/arm/arm.md (insv): Do not share operands[0].
20734 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20736 * config/vxlib-tls.c (active_tls_threads): Delete.
20737 (delete_hook_installed): New.
20738 (tls_delete_hook): Don't delete the delete hook.
20739 (tls_destructor): Delete it here.
20740 (__gthread_set_specific): Adjust installing the delete hook.
20741 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20742 __gthread_leave_tsd_dtor_context.
20744 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20746 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20748 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20750 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20752 (alpha_rtx_costs): Ditto.
20753 (emit_unlikely_jump): Use add_reg_note.
20754 (emit_frame_store_1): Ditto.
20755 (alpha_expand_prologue): Ditto.
20756 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20757 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20759 2009-04-23 Nick Clifton <nickc@redhat.com>
20761 * config/v850/v850.md (epilogue): Remove suppressed code.
20762 (return): Rename to return_simple and remove test of frame size.
20763 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20764 to gen_return_simple.
20766 2009-04-22 Jing Yu <jingyu@google.com>
20769 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20771 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20774 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20775 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20776 value is a VECTOR_CST, the element type is the element type of the
20779 2009-04-22 DJ Delorie <dj@redhat.com>
20781 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20783 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20785 * alias.c (find_base_term): Move around LO_SUM case, so that
20786 CONST falls through into PLUS/MINUS handling.
20789 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20790 into 0, use omit_one_operand.
20792 2009-04-23 Ben Elliston <bje@au.ibm.com>
20794 * config/rs6000/linux-unwind.h (get_regs): Remove type
20795 puns. Change the type of `pc' to an array of unsigned ints and
20796 update all users. Constify frame24.
20798 2009-04-22 DJ Delorie <dj@redhat.com>
20800 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20801 declarations before code.
20802 (current_function_special_page_vector): Likewise.
20803 (m32c_expand_insv): Silence a warning.
20805 2009-04-21 Taras Glek <tglek@mozilla.com>
20807 * alias.c: Update GTY annotations to new syntax.
20808 * basic-block.h: Likewise.
20809 * bitmap.h: Likewise.
20810 * c-common.h: Likewise.
20811 * c-decl.c: Likewise.
20812 * c-parser.c: Likewise.
20813 * c-pragma.c: Likewise.
20814 * c-tree.h: Likewise.
20815 * cfgloop.h: Likewise.
20816 * cgraph.h: Likewise.
20817 * config/alpha/alpha.c: Likewise.
20818 * config/arm/arm.h: Likewise.
20819 * config/avr/avr.h: Likewise.
20820 * config/bfin/bfin.c: Likewise.
20821 * config/cris/cris.c: Likewise.
20822 * config/darwin.c: Likewise.
20823 * config/frv/frv.c: Likewise.
20824 * config/i386/i386.c: Likewise.
20825 * config/i386/i386.h: Likewise.
20826 * config/i386/winnt.c: Likewise.
20827 * config/ia64/ia64.h: Likewise.
20828 * config/iq2000/iq2000.c: Likewise.
20829 * config/mips/mips.c: Likewise.
20830 * config/mmix/mmix.h: Likewise.
20831 * config/pa/pa.c: Likewise.
20832 * config/pa/pa.h: Likewise.
20833 * config/rs6000/rs6000.c: Likewise.
20834 * config/s390/s390.c: Likewise.
20835 * config/sparc/sparc.c: Likewise.
20836 * config/xtensa/xtensa.c: Likewise.
20837 * cselib.h: Likewise.
20838 * dbxout.c: Likewise.
20839 * dwarf2out.c: Likewise.
20840 * except.c: Likewise.
20841 * except.h: Likewise.
20842 * fixed-value.h: Likewise.
20843 * function.c: Likewise.
20844 * function.h: Likewise.
20845 * gimple.h: Likewise.
20846 * integrate.c: Likewise.
20847 * optabs.c: Likewise.
20848 * output.h: Likewise.
20849 * real.h: Likewise.
20851 * stringpool.c: Likewise.
20852 * tree-data-ref.c: Likewise.
20853 * tree-flow.h: Likewise.
20854 * tree-scalar-evolution.c: Likewise.
20855 * tree-ssa-address.c: Likewise.
20856 * tree-ssa-alias.h: Likewise.
20857 * tree-ssa-operands.h: Likewise.
20858 * tree.c: Likewise.
20859 * tree.h: Likewise.
20860 * varasm.c: Likewise.
20861 * varray.h: Likewise.
20863 * coretypes.h: Do not define GTY macro if it is already defined.
20864 * doc/gty.texi: Update GTY documentation to new syntax.
20865 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20866 annotations on structs.
20867 * gengtype-parse.c: Likewise.
20869 2009-04-22 Mark Heffernan <meheff@google.com>
20871 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20873 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20875 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20878 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20880 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20881 the same as a PLUS without a shift. Increase the cost of a
20884 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20886 * Makefile.in: Update dependencies.
20887 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20888 * errors.h: Remove bogus comment about compatibility.
20889 (warning): Update declaration.
20890 * genautomata.c: Update all calls to warning.
20891 * gimple.c: Do not include errors.h. Include toplev.h.
20892 * tree-ssa-structalias.c: Do not include errors.h.
20893 * omega.c: Likewise.
20894 * tree-ssa-reassoc.c: Likewise.
20895 * config/spu/spu-c.c: Likewise.
20896 * config/spu/t-spu-elf: Update dependencies.
20898 2009-04-22 Richard Guenther <rguenther@suse.de>
20900 PR tree-optimization/39824
20901 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20902 make sure the types are compatible.
20904 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20907 * c-common.c (c_parse_error): Take a token_flags parameter.
20908 Use token_type for the token type instead.
20909 Pass token_flags to cpp_type2name.
20910 * c-common.h (c_parse_error): Update declaration.
20911 * c-parser.c (c_parser_error): Pass 0 as token flags.
20913 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20915 PR rtl-optimization/39580
20916 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20918 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20920 * function.c (expand_function_end): Do not emit a jump to the "naked"
20921 return label for fall-through returns.
20922 * except.c (sjlj_emit_function_exit): Always place the call to the
20923 unregister function at the location installed by expand_function_end.
20925 2009-04-22 Richard Guenther <rguenther@suse.de>
20927 PR tree-optimization/39845
20928 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20929 (gen_inbound_check): Likewise.
20931 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20933 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20935 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20936 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20938 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20940 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20941 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20942 shift counts to avoid out-of-bounds array accesses.
20944 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20946 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20947 (Pmode): Move above.
20949 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20951 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20952 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20953 GET_CODE macro. Use IN_RANGE macro where appropriate.
20954 * config/alpha/alpha.h: Ditto.
20955 * config/alpha/alpha.md: Ditto.
20956 * config/alpha/constraints.md: Ditto.
20957 * config/alpha/predicates.md: Ditto.
20959 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20961 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20962 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20963 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20964 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20965 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20966 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20967 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20968 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20969 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20970 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20971 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20972 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20973 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20974 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20975 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20976 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20977 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20978 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20979 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20980 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20981 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20982 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20983 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20984 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20985 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20986 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20987 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20989 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20991 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20992 references from comments.
20993 * cfgbuild.c: (count_basic_blocks): Delete.
20994 (find_basic_blocks_1): Delete.
20995 (find_basic_blocks): Delete.
20996 * except.c (finish_eh_generation): Make static. Move comment from
20997 except.h here. Remove find_basic_blocks references from comments.
20998 * except.h (finish_eh_generation): Delete.
20999 * basic-block.h (find_basic_blocks): Delete.
21000 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21002 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21004 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21005 (sdbout_parms): Likewise.
21007 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21009 * config/sh/sh.c (prepare_cbranch_operands): Use
21010 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21011 (expand_cbranchdi4): Likewise.
21012 (from_compare): Add cast to enum type.
21013 (expand_cbranchsi4): Use add_reg_note.
21014 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21015 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21016 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21017 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21018 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21019 instead of CODE_FOR_nothing.
21020 (cbranchdi4): Likewise. Fix the order of arguments for
21022 (push_fpscr): Use add_reg_note.
21023 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21024 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21026 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21028 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21029 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21030 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21031 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21032 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21033 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21034 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21035 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21036 config/alpha/x-vms, config/arc/t-arc,
21037 config/arm/README-interworking, config/arm/arm-c.c,
21038 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21039 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21040 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21041 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21042 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21043 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21044 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21045 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21046 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21047 config/cris/t-elfmulti, config/crx/t-crx,
21048 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21049 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21050 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21051 config/h8300/t-h8300, config/i386/athlon.md,
21052 config/i386/darwin-libgcc.10.4.ver,
21053 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21054 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21055 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21056 config/i386/t-linux64, config/i386/t-nwld,
21057 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21058 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21059 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21060 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21061 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21062 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21063 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21064 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21065 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21066 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21067 config/m68k/t-uclinux, config/mcore/t-mcore,
21068 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21069 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21070 config/mips/crtn.asm, config/mips/irix-crti.asm,
21071 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21072 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21073 config/mips/mips-fixed.md, config/mips/sb1.md,
21074 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21075 config/mips/t-iris6, config/mips/t-isa3264,
21076 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21077 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21078 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21079 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21080 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21081 config/mn10300/t-linux, config/mn10300/t-mn10300,
21082 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21083 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21084 config/picochip/libgccExtras/clzsi2.asm,
21085 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21086 config/rs6000/darwin-libgcc.10.4.ver,
21087 config/rs6000/darwin-libgcc.10.5.ver,
21088 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21089 config/rs6000/t-aix43, config/rs6000/t-aix52,
21090 config/rs6000/t-darwin, config/rs6000/t-fprules,
21091 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21092 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21093 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21094 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21095 config/rs6000/t-rtems, config/rs6000/t-spe,
21096 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21097 config/score/t-score-elf, config/sh/divcost-analysis,
21098 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21099 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21100 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21101 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21102 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21103 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21104 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21105 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21106 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21107 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21108 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21109 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21110 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21111 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21112 * config/h8300/genmova.sh: Include copyright and license notices
21113 in generated output.
21114 * config/h8300/mova.md: Regenerate.
21115 * doc/install.texi2html: Include word "Copyright" in copyright
21116 notice and use name "Free Software Foundation, Inc.".
21117 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21118 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21119 ChangeLog-2007, ChangeLog-2008: Correct dates.
21121 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21123 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21124 NE_EXPR operations as well.
21125 * c-parser.c (c_parser_condition): Do not set location information on
21127 (c_parser_conditional_expression): Likewise.
21128 (c_parser_binary_expression): Set location information on operators.
21129 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21130 TRUTH_NOT_EXPR has been folded.
21131 * fold-const.c (fold_truth_not_expr): Copy location information from
21132 the incoming expression to the outgoing one.
21133 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21134 recursive calls on the LHS of the operator but pass that of the
21135 operator to recursive calls on the RHS of the operator. Set it
21137 (shortcut_cond_expr): Set the locus of the operator on the second
21138 COND_EXPR and that of the expression on the first in degenerate cases.
21139 Pass the locus of the expression to calls to shortcut_cond_r.
21140 Set the locus of the 'then' block on the associated jump, if any.
21141 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21142 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21143 expression to call to gimplify_boolean_expr.
21145 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21147 * config.gcc: Add additional configuration for
21148 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21149 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21150 (CPP_SPEC): Redefine for allowing -municode option.
21151 (STARTFILE_SPEC): Likewise.
21152 * config/i386/t-mingw-w64: New.
21153 * config/i386/mingw-w64.opt: New.
21154 (municode): Add new target option.
21155 * doc/invoke.texi (municode): Add documentation for new option.
21157 2009-04-21 Ian Lance Taylor <iant@google.com>
21159 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21160 Correct test for number of arguments.
21161 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21163 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21165 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21166 argument of emit_library_call.
21168 2009-04-21 Richard Guenther <rguenther@suse.de>
21170 PR middle-end/39829
21171 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21172 inside VIEW_CONVERT_EXPRs.
21174 2009-04-21 Martin Jambor <mjambor@suse.cz>
21176 * tree-switch-conversion.c (build_constructors): Split a long line.
21177 (constructor_contains_same_values_p): New function.
21178 (build_one_array): Create assigns of constants if possible, do not
21179 call mark_sym_for_renaming, call update_stmt.
21180 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21181 make_rename_temp. Do not call mark_symbols_for_renaming, call
21183 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21184 find_new_referenced_vars, call update_stmt.
21185 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21186 instead of calling make_rename_temp. Do not call
21187 find_new_referenced_vars or mark_symbols_for_renaming, call
21190 2009-04-21 Richard Guenther <rguenther@suse.de>
21192 PR tree-optimization/39827
21193 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21194 (tree_ssa_phiprop): Pass the correct array size.
21196 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21198 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21200 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21203 * c-typeck.c (lvalue_p): Move declaration ...
21204 * c-common.h (lvalue_p): ... to here.
21205 * c-common.c (candidate_equal_p): New.
21206 (add_tlist): Use it.
21207 (merge_tlist): Use it.
21208 (warn_for_collisions_1): Likewise.
21209 (warning_candidate_p): Accept more candidates.
21210 (verify_tree): A warning candidate can be an expression. Use
21213 2009-04-21 Ben Elliston <bje@au.ibm.com>
21216 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21217 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21218 options. Remove -mcall-solaris documentation.
21220 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21223 * doc/invoke.texi (-Wlong-long): Update description.
21224 * c-lex (interpret_integer): Only warn if there was no previous
21225 overflow and -Wlong-long is enabled.
21226 * c-decl.c (declspecs_add_type): Drop redundant flags.
21227 * c.opt (Wlong-long): Init to -1.
21228 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21229 and front-end warn_long_long. Wlong-long only depends on other
21230 flags if it is uninitialized.
21231 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21232 the same for CPP and FE.
21233 (restore_extension_diagnostics): Likewise.
21235 2009-04-20 Ian Lance Taylor <iant@google.com>
21237 Fix enum conversions which are invalid in C++:
21238 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21239 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21240 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21241 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21242 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21243 (dbxout_parms): Likewise.
21244 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21245 (df_clear_flags): Likewise.
21246 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21247 top_flag parameter to int.
21248 (df_chain_create_bb_process_use): Likewise.
21249 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21251 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21252 (df_ref_create_structure, df_def_record_1): Likewise.
21253 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21254 (df_notes_rescan): Change 0 to VOIDmode in function call.
21255 (df_get_call_refs, df_insn_refs_collect): Likewise.
21256 (df_bb_regs_collect): Likewise.
21257 (df_entry_block_defs_collect): Likewise.
21258 (df_exit_block_uses_collect): Likewise.
21259 * df.h: Update declarations.
21260 * double-int.c (double_int_divmod): Add cast to enum type.
21261 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21262 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21263 (based_loc_descr): Likewise.
21264 (loc_descriptor_from_tree_1): Change first_op and second_op to
21265 enum dwarf_location_atom. Add cast to enum type.
21266 * expmed.c (init_expmed): Change 0 to SET in function call.
21267 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21268 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21269 (do_store_flag): Likewise.
21270 * fixed-value.h (struct fixed_value): Change mode to enum
21272 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21273 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21275 (insert_insn_decl, insert_decl, insert_state): Likewise.
21276 (automata_list_finish): Likewise.
21277 * genrecog.c (process_define_predicate): Add cast to enum type.
21278 * gensupport.c (init_predicate_table): Add cast to enum type.
21279 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21281 (gimple_build_call_1, gimple_build_label): Likewise.
21282 (gimple_build_goto, gimple_build_asm_1): Likewise.
21283 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21284 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21285 (enum fallback): Rename from enum fallback_t.
21286 (fallback_t): Typedef as int.
21287 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21288 GSI_SAME_STMT in function call.
21289 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21291 (setup_reg_class_relations): Likewise.
21292 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21293 (setup_prohibited_class_mode_regs): Add cast to enum type.
21294 (setup_prohibited_mode_move_regs): Likewise.
21295 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21296 (record_address_regs): Change i to enum reg_class.
21297 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21298 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21299 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21300 (GET_MODE_2XWIDER_MODE): Likewise.
21301 (GET_CLASS_NARROWEST_MODE): Likewise.
21302 * omp-low.c (expand_omp_for): Add cast to enum type.
21303 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21304 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21305 * postreload.c (reload_cse_simplify_operands): Change rclass local
21307 * predict.c (combine_predictions_for_insn): Change best_predictor
21308 and predictor to enum br_predictor.
21309 (combine_predictions_for_bb): Likewise.
21310 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21311 use SET_PREDICT_EXPR_OUTCOME.
21312 * real.c (real_arithmetic): Change icode to code in function call.
21313 * reginfo.c (init_move_cost): Add casts to enum type.
21314 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21315 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21317 * reload.c (find_valid_class): Add casts to enum type.
21318 (push_reload): Change 0 to NO_REGS in function call.
21319 (find_reloads): Change this_alternative to array of enum
21320 reg_class. Remove some now-unnecessary casts.
21321 (make_memloc): Change 0 to VOIDmode in function call.
21322 * reload1.c (reload): Change 0 to VOIDmode in function call.
21323 (eliminate_regs_1, elimination_effects): Likewise.
21324 (eliminate_regs_in_insn): Likewise.
21325 (emit_input_reload_insns): Add cast to enum type.
21326 (delete_output_reload): Change 0 to VOIDmode in function call.
21327 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21328 to enum type in function call.
21329 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21330 (SET_PREDICT_EXPR_OUTCOME): Define.
21331 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21332 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21333 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21334 (dump_function): Likewise.
21335 * tree-dump.h: Update declarations.
21336 * tree-pass.h: Update declarations.
21337 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21338 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21340 (arm_rtx_costs_1): Correct parenthesization.
21341 (arm_rtx_costs): Add casts to enum type.
21342 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21343 (vfp_emit_fstmd): Use add_rg_note.
21344 (emit_multi_reg_push, emit_sfm): Likewise.
21345 (thumb_set_frame_pointer): Likewise.
21346 (arm_expand_prologue): Likewise.
21347 (arm_regno_class): Change return type to enum reg_class.
21348 (thumb1_expand_prologue): Use add_reg_note.
21349 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21350 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21352 * config/arm/gentune.sh: Add cast to enum type.
21353 * config/arm/arm-tune.md: Rebuild.
21354 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21355 (ix86_split_fp_branch, predict_jump): Likewise.
21356 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21357 insn_code to enum rtx_code.
21358 (ix86_builtin_vectorized_function): Add cast to enum type.
21359 * config/i386/i386.md (truncdfsf2): Change slot to enum
21361 (truncxf<mode>2, isinf<mode>2): Likewise.
21362 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21364 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21365 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21366 (insert_bundle_state): Change 1 to INSERT in function call.
21367 (ia64_add_bundle_selector_before): Likewise.
21368 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21369 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21370 (restore_stack_nonlocal): Likewise.
21371 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21373 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21375 (mips_rtx_costs): Likewise.
21376 (mips_override_options): Add casts to enum type.
21377 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21379 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21380 (store_reg, set_reg_plus_d): Likewise.
21381 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21382 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21384 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21386 (emit_unlikely_jump): Use add_reg_note.
21387 (rs6000_emit_allocate_stack): Likewise.
21388 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21389 (output_toc): Change 1 to INSERT in function call.
21390 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21391 (rs6000_initialize_trampoline): Likewise.
21392 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21394 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21395 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21396 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21397 (save_gprs): Use add_reg_note.
21398 (s390_emit_prologue): Likewise.
21399 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21400 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21401 (sparc_fold_builtin): Add cast to enum type.
21402 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21404 (spu_expand_prologue): Use add_reg_note.
21405 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21407 2009-04-20 Ian Lance Taylor <iant@google.com>
21409 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21410 (c_parser_postfix_expression_after_primary): Get VEC for list of
21411 arguments. Get original types of arguments. Call
21412 build_function_call_vec.
21413 (cached_expr_list_1, cached_expr_list_2): New static variables.
21414 (c_parser_expr_list): Change return type to VEC *. Add
21415 p_orig_types parameter. Change all callers.
21416 (c_parser_release_expr): New static function.
21417 (c_parser_vec_to_tree_list): New static function.
21418 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21419 call build_function_call_vec.
21420 (build_function_call_vec): New function, based on old
21421 build_function_call.
21422 (convert_arguments): Remove nargs and argarray parameters. Change
21423 values to a VEC. Add origtypes parameter.
21424 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21425 (convert_for_assignment): Add origtype parameter. Change all
21426 callers. If warn_cxx_compat, check for conversion to an enum
21427 type when calling a function.
21428 (store_init_value): Add origtype parameter. Change all callers.
21429 (digest_init): Likewise.
21430 (struct init_node): Add origtype field.
21431 (add_pending_init): Add origtype parameter. Change all callers.
21432 (output_init_element): Likewise.
21433 (output_pending_init_elements): Pass origtype from init_node to
21434 output_init_element.
21435 (process_init_element): Pass origtype from c_expr to
21436 output_init_element.
21437 (c_finish_return): Add origtype parameter. Change all callers.
21438 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21440 (sync_resolve_params): Likewise.
21441 (sync_resolve_return): Change params to first_param. Change caller.
21442 (resolve_overloaded_builtins): Change params to VEC *. Change
21443 callers. Save first parameter around call to build_function_call_vec.
21444 * c-decl.c (finish_decl): Add origtype parameter. Change all
21445 callers. Call build_function_call_vec rather than
21446 build_function_call for cleanup.
21447 * c-tree.h: Update declarations.
21448 * c-common.h: Update declarations.
21449 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21450 params to first_param.
21451 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21452 params parameter from tree to void *.
21453 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21454 Change arglist parameter to have type void *, and to be a pointer
21456 * config/rs6000/rs6000-protos.h
21457 (altivec_resolve_overloaded_builtin): Update declaration.
21458 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21459 fnargs parameter to have type void *, and to be a pointer to a
21460 VEC. Call build_function_call_vec instead of
21461 build_function_call.
21462 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21464 2009-04-20 Joey Ye <joey.ye@intel.com>
21465 Xuepeng Guo <xuepeng.guo@intel.com>
21466 H.J. Lu <hongjiu.lu@intel.com>
21468 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21470 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21471 (IX86_LEA_PRIORITY): Likewise.
21472 (distance_non_agu_define): New function.
21473 (distance_agu_use): Likewise.
21474 (ix86_lea_for_add_ok): Likewise.
21475 (ix86_dep_by_shift_count): Likewise.
21477 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21478 should split for LEA.
21480 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21482 (ix86_dep_by_shift_count): Likewise.
21484 2009-04-20 Richard Guenther <rguenther@suse.de>
21486 * expr.c (handled_component_p): Move ...
21487 * tree.h (handled_component_p): ... here.
21488 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21489 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21490 and REALPART_EXPR to be in one group.
21492 2009-04-20 Richard Guenther <rguenther@suse.de>
21494 * basic-block.h (get_all_dominated_blocks): Declare.
21495 * dominance.c (get_all_dominated_blocks): New function.
21496 * tree-cfg.c (get_all_dominated_blocks): Remove.
21497 (remove_edge_and_dominated_blocks): Adjust.
21498 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21499 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21500 instead of recursing.
21502 2009-04-20 Doug Kwan <dougkwan@google.com>
21504 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21505 (struct cgraph_node_set_def): New type.
21506 (cgraph_node_set) New type. Also declare vector functions.
21507 (struct cgraph_node_set_element_def): New type.
21508 (cgraph_node_set_element): Ditto.
21509 (cgraph_node_set_iterator): New iterator type.
21510 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21511 cgraph_node_set_remove, dump_cgraph_node_set,
21512 debug_cgraph_node_set): New prototypes.
21513 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21514 cgraph_node_set_size): New inlines.
21515 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21516 including cgraph.h.
21517 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21518 argument to function 'write_summary'.
21519 * ipa.c: Include ggc.h.
21520 (hash_cgraph_node_set_element,
21521 eq_cgraph_node_set_element, cgraph_node_set_new,
21522 cgraph_node_set_add, cgraph_node_set_remove,
21523 cgraph_node_set_find, dump_cgraph_node_set,
21524 debug_cgraph_node_set): New functions.
21525 * Makefile.in (ipa.o): Add dependency on GGC_H.
21527 2009-04-20 Ira Rosen <irar@il.ibm.com>
21529 PR tree-optimization/39675
21530 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21531 check of the return code of vect_schedule_slp. Check that
21532 stmt_vec_info still exists for the statement, before checking its
21533 vectorization type.
21535 2009-04-20 Michael Matz <matz@suse.de>
21537 * Makefile.in (generated_files): Take out $(simple_generated_c).
21539 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21541 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21542 (UINTPTR_TYPE): Likewise.
21544 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21547 * c-typeck.c (digest_init): Check for initializing an array with a
21550 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21553 * c-semantics.c (pop_stmt_list): Propagate
21554 STATEMENT_LIST_HAS_LABEL to parent statement list.
21556 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21558 * config/mips/mips.h (mips_tune_attr): New macro.
21559 * config/mips/mips.md (cpu): Use it.
21561 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21564 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21567 2009-04-19 Diego Novillo <dnovillo@google.com>
21569 * toplev.c (compile_file): Move call to coverage_finish ...
21570 * cgraphunit.c (ipa_passes): ... here.
21571 Call cgraph_process_new_functions.
21572 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21573 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21575 2009-04-19 Jan Hubicka <jh@suse.cz>
21577 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21579 (dump_cgraph_node): Dump can throw external flag.
21580 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21582 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21586 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21587 * common.opt (Wlogical-op): Move from here...
21588 * c.opt (Wlogical-op): ... to here.
21589 * c-typeck.c (parser_build_binary_op): Update call to
21590 warn_logical_operator.
21591 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21593 * c-common.c (warn_logical_op): Update.
21594 * c-common.h (warn_logical_op): Update declaration.
21596 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21598 * tree.c (protected_set_expr_location): Fix formatting.
21600 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21603 * c-typeck.c (readonly_warning): new.
21604 (build_unary_op, build_modify_expr): Use readonly_warning for
21605 storing into something readonly but not const-qualified.
21607 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21610 * c-typeck.c (build_unary_op): Check for taking address of
21611 expression of type void.
21613 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21616 * c-typeck.c (build_function_call): Check for calling a function
21617 with qualified void return types. Call require_complete_type when
21620 2009-04-18 Jan Hubicka <jh@suse.cz>
21622 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21624 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21625 can_throw_external flag.
21626 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21627 * ipa-pure-const.c (ignore_edge): New function.
21628 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21629 only over can_throw_external edges.
21630 (local_pure_const): Add nothrow flag.
21631 * ipa-utils.c (searchc): Add ignore_edge callback.
21632 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21633 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21634 (set_nothrow_function_flags): Update cgraph.
21635 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21637 2009-04-18 Richard Guenther <rguenther@suse.de>
21639 PR middle-end/39804
21640 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21641 (fold_stmt): ... this and ...
21642 (fold_stmt_inplace): ... this.
21643 (fold_stmt_1): Fold references in calls and asms.
21644 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21646 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21648 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21649 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21651 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21653 * tree.c (function_args_count): Remove.
21654 * tree.h: Remove the prototype for function_args_count.
21656 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21658 * tree-iterator.c (expr_only): Remove.
21659 * tree.h: Remove the prototype for expr_only.
21661 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21663 * reginfo.c (cannot_change_mode_set_regs): Remove.
21664 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21666 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21668 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21669 whether operands 0 and 1 overlaps.
21671 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21673 PR middle-end/36902
21674 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21675 pointer. Use warning_at instead of warning.
21676 (search_for_addr_array): Likewise.
21677 (check_array_bounds): Likewise.
21678 (check_all_array_refs): Check that the incoming edge is not in the
21679 list of edges to be removed.
21680 (check_all_array_refs): Avoid the temporal pointer.
21681 (vrp_visit_cond_stmt): Fix typo.
21682 (simplify_switch_using_ranges): Handle the case where the switch
21683 index is an integer constant.
21685 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21687 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21689 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21691 * doc/extend.texi, doc/invoke.texi: Fix typos.
21693 2009-04-17 Cary Coutant <ccoutant@google.com>
21695 * tree-flow-inline.h (get_lineno): Fix inverted test.
21697 2009-04-17 Diego Novillo <dnovillo@google.com>
21699 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21700 assertion for AVAIL_OUT.
21702 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21705 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21706 * config/sh/linux-atomic.asm: Likewise.
21708 2009-04-17 Diego Novillo <dnovillo@google.com>
21710 * except.c (debug_eh_tree): New.
21711 (struct eh_region, struct eh_status): Move ...
21712 * except.h: ... here.
21713 (add_type_for_runtime): Declare extern.
21714 (lookup_type_for_runtime): Likewise.
21715 (debug_eh_tree): Declare.
21716 * Makefile.in (GTFILES): List except.h before except.c
21718 2009-04-17 Diego Novillo <dnovillo@google.com>
21720 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21721 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21722 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21723 (find_vars_r): ... here.
21724 * tree-flow.h (find_referenced_vars_in): Declare.
21725 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21726 that AVAIL_OUT exists for BLOCK.
21727 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21728 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21729 (tree-parloops.o): Likewise.
21731 2009-04-17 Simon Baldwin <simonb@google.com>
21733 * toplev.c (default_tree_printer): Add handling for %E format.
21735 2009-04-17 Diego Novillo <dnovillo@google.com>
21737 * tree-pretty-print.c (dump_generic_node): Add break after
21738 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21739 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21740 FUNCTION_TYPE together. Call print_struct_decl when printing
21741 structures and TDF_SLIM is not given.
21742 (print_struct_decl): Fix logic for detecting recursion.
21744 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21747 * gcc.c (create_at_file): New.
21748 (compile_input_file_p): New.
21749 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21750 * main.c (main): Update call to toplev_main.
21751 * toplev.c (toplev_main): Change signature. Call expandargv.
21752 * toplev.h (toplev_main): Change signature.
21754 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21756 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21757 if the latter is not constant.
21759 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21761 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21763 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21765 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21766 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21768 2009-04-17 Richard Guenther <rguenther@suse.de>
21770 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21771 Handle component references view-converting an invariant address.
21773 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21775 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21776 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21777 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21778 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21779 Use @deftypevr rather than @deftypevar.
21781 2009-04-17 Richard Guenther <rguenther@suse.de>
21783 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21784 (get_prop_source_stmt): Likewise.
21785 (can_propagate_from): Likewise.
21787 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21789 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21790 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21791 (--with-multilib-list): Add default value.
21792 * configure: Regenerate.
21793 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21794 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21795 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21796 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21797 Don't add default cpu to multilib list unnecessarily, but do enable
21798 the relevant compiler option..
21799 Add support for --with-multilib-list=<blank> and
21800 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21801 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21802 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21803 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21804 TM_MULTILIB_CONFIG.
21805 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21806 (MULTILIB_OSDIRNAMES): New variable.
21807 * config/sh/t-1e: Delete file.
21808 * config/sh/t-mlib-sh1: Delete file.
21809 * config/sh/t-mlib-sh2: Delete file.
21810 * config/sh/t-mlib-sh2a: Delete file.
21811 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21812 * config/sh/t-mlib-sh2a-single: Delete file.
21813 * config/sh/t-mlib-sh2a-single-only: Delete file.
21814 * config/sh/t-mlib-sh2e: Delete file.
21815 * config/sh/t-mlib-sh3e: Delete file.
21816 * config/sh/t-mlib-sh4: Delete file.
21817 * config/sh/t-mlib-sh4-nofpu: Delete file.
21818 * config/sh/t-mlib-sh4-single: Delete file.
21819 * config/sh/t-mlib-sh4-single-only: Delete file.
21820 * config/sh/t-mlib-sh4a: Delete file.
21821 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21822 * config/sh/t-mlib-sh4a-single: Delete file.
21823 * config/sh/t-mlib-sh4a-single-only: Delete file.
21824 * config/sh/t-mlib-sh4al: Delete file.
21825 * config/sh/t-mlib-sh5-32media: Delete file.
21826 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21827 * config/sh/t-mlib-sh5-64media: Delete file.
21828 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21829 * config/sh/t-mlib-sh5-compact: Delete file.
21830 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21831 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21832 * doc/install.texi (Options specification): Add
21833 --with-multilib-list and --with-endian.
21835 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21837 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21839 (OBJS-common): Add plugin-version.o.
21840 (plugin-version.o): New.
21841 * gcc-plugin.h (plugin_gcc_version): New.
21842 (plugin_default_version_check): New.
21843 (plugin_init_func, plugin_init): Add version argument.
21844 * plugin-version.c: New.
21845 * plugin.c (str_plugin_gcc_version_name): New.
21846 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21847 pass it to the init function.
21848 (plugin_default_version_check): New.
21850 2009-04-17 Richard Guenther <rguenther@suse.de>
21852 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21853 for decl-vs-decl disambiguation.
21855 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21857 * config/s390/s390.h (s390_tune_attr): New macro definition.
21858 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21860 2009-04-17 Richard Guenther <rguenther@suse.de>
21862 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21863 (fold_stmt_r): Likewise.
21864 (maybe_fold_reference): New function.
21865 (fold_gimple_assign): Handle cases fold_stmt_r did.
21866 (fold_stmt): Do not use fold_stmt_r.
21867 (fold_stmt_inplace): Likewise.
21869 2009-04-17 Richard Guenther <rguenther@suse.de>
21871 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21872 (record_equivalences_from_stmt): Remove useless checks and
21874 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21875 the type is already suitable.
21877 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21879 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21881 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21883 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21884 (CMPtype): Define as __gcc_CMPtype.
21886 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21888 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21889 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21891 2009-04-17 Richard Guenther <rguenther@suse.de>
21893 PR tree-optimization/39746
21894 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21895 special-casing for builtins and static variable use/def.
21896 (call_may_clobber_ref_p_1): Likewise.
21898 2009-04-16 Ian Lance Taylor <iant@google.com>
21900 * df.h: Include "timevar.h".
21901 (struct df_problem): Change tv_id field to timevar_id_t.
21902 * tree-pass.h: Include "timevar.h".
21903 (struct opt_pass): Change tv_id field to timevar_id_t.
21904 * timevar.h (timevar_id_t): Define TV_NONE.
21905 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21906 TV_NONE rather than tv_id != 0.
21907 (execute_one_pass): Likewise.
21908 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21909 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21910 dependencies to $(TREE_PASS_H).
21911 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21913 (pass_branch_target_load_optimize2): Likewise.
21914 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21915 (pass_outof_cfg_layout_mode): Likewise.
21916 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21917 (pass_rebuild_cgraph_edges): Likewise.
21918 (pass_remove_cgraph_callee_edges): Likewise.
21919 * df-core.c (pass_df_initialize_opt): Likewise.
21920 (pass_df_initialize_no_opt): Likewise.
21921 (pass_df_finish): Likewise.
21922 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21923 * except.c (pass_set_nothrow_function_flags): Likewise.
21924 (pass_convert_to_eh_region_ranges): Likewise.
21925 * final.c (pass_compute_alignments): Likewise.
21926 * function.c (pass_instantiate_virtual_regs): Likewise.
21927 (pass_init_function): Likewise.
21928 (pass_leaf_regs): Likewise.
21929 (pass_match_asm_constraints): Likewise.
21930 * gimple-low.c (pass_lower_cf): Likewise.
21931 (pass_mark_used_blocks): Likewise.
21932 * init-regs.c (pass_initialize_regs): Likewise.
21933 * integrate.c (pass_initial_value_sets): Likewise.
21934 * ira.c (pass_ira): Likewise.
21935 * jump.c (pass_cleanup_barriers): Likewise.
21936 * omp-low.c (pass_expand_omp): Likewise.
21937 (pass_lower_omp): Likewise.
21938 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21939 * recog.c (pass_split_all_insns): Likewise.
21940 (pass_split_after_reload): Likewise.
21941 (pass_split_before_regstack): Likewise.
21942 (pass_split_before_sched2): Likewise.
21943 (pass_split_for_shorten_branches): Likewise.
21944 * reginfo.c (pass_reginfo_init): Likewise.
21945 (pass_subregs_of_mode_init): Likewise.
21946 (pass_subregs_of_mode_finish): Likewise.
21947 * passes.c (pass_postreload): Likewise.
21948 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21949 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21950 (pass_warn_function_return): Likewise.
21951 (pass_warn_function_noreturn): Likewise.
21952 * tree-complex.c (pass_lower_complex): Likewise.
21953 (pass_lower_complex_O0): Likewise.
21954 * tree-if-conv.c (pass_if_conversion): Likewise.
21955 * tree-into-ssa.c (pass_build_ssa): Likewise.
21956 * tree-mudflap.c (pass_mudflap_1): Likewise.
21957 (pass_mudflap_2): Likewise.
21958 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21959 (pass_mudflap_2): Likewise.
21960 * tree-nrv.c (pass_return_slot): Likewise.
21961 * tree-object-size.c (pass_object_sizes): Likewise.
21962 * tree-optimize.c (pass_all_optimizations): Likewise.
21963 (pass_early_local_passes): Likewise.
21964 (pass_all_early_optimizations): Likewise.
21965 (pass_cleanup_cfg): Likewise.
21966 (pass_cleanup_cfg_post_optimizing): Likewise.
21967 (pass_free_datastructures): Likewise.
21968 (pass_free_cfg_annotations): Likewise.
21969 (pass_fixup_cfg): Likewise.
21970 (pass_init_datastructures): Likewise.
21971 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21972 (pass_late_warn_uninitialized): Likewise.
21973 (pass_update_address_taken): Likewise.
21974 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21975 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21976 (pass_cse_sincos): Likewise.
21977 (pass_convert_to_rsqrt): Likewise.
21978 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21979 * tree-stdarg.c (pass_stdarg): Likewise.
21980 * tree-tailcall.c (pass_tail_recursion): Likewise.
21981 (pass_tail_calls): Likewise.
21982 * tree-vect-generic.c (pass_lower_vector): Likewise.
21983 (pass_lower_vector_ssa): Likewise.
21984 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21986 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21988 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21990 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21992 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21993 logical and signext.
21995 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21998 * config/sh/predicates.md (arith_operand): Check if the operand
21999 of TRUNCATE is a REG.
22001 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22003 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22004 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22006 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22008 * tree-iterator.c (tsi_split_statement_list_after,
22009 tsi_split_statement_list_before): Remove.
22010 * tree-iterator.h: Remove the prototypes for
22011 tsi_split_statement_list_after and tsi_split_statement_list_before.
22013 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22015 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22016 * tree-ssa-propagate.h: Remove the prototype for
22017 stmt_makes_single_load.
22019 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22021 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22022 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22024 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22026 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22028 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22030 * except.c (eh_region_outer_p): Remove.
22031 * except.h: Remove the prototype for eh_region_outer_p.
22033 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22035 * function.c (current_function_assembler_name): Remove.
22036 * function.h: Remove the prototype for
22037 current_function_assembler_name.
22039 2009-04-16 Ian Lance Taylor <iant@google.com>
22041 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22042 (add_reg_note): Call alloc_reg_note.
22043 * rtl.h (alloc_reg_note): Declare.
22044 * combine.c (try_combine): Use alloc_reg_note.
22045 (recog_for_combine, move_deaths): Likewise.
22046 (distribute_notes): Use alloc_reg_note and add_reg_note.
22047 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22048 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22049 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22051 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22053 PR rtl-optimization/39762
22054 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22055 ira_may_move_out_cost): Add comments about way of their usage.
22056 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22058 * ira-conflicts.c (process_regs_for_copy): Use function
22059 ira_get_register_move_cost instead of global
22060 ira_register_move_cost.
22062 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22063 color_pass, move_spill_restore, update_curr_costs): Ditto.
22065 * ira-lives.c (process_single_reg_class_operands): Ditto.
22067 * ira-emit.c (emit_move_list): Ditto.
22069 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22070 (record_reg_classes): Ditto. Use functions
22071 ira_get_register_move_cost and ira_get_may_move_cost instead of
22072 global vars ira_register_move_cost, ira_may_move_out_cost and
22073 ira_may_move_in_cost.
22074 (record_address_regs): Don't call ira_init_register_move_cost.
22075 Use function ira_get_may_move_cost instead of global
22076 ira_may_move_in_cost.
22077 (process_bb_node_for_hard_reg_moves): Use function
22078 ira_get_register_move_cost instead of global ira_register_move_cost.
22079 (ira_costs): Don't call ira_init_register_move_cost.
22081 2009-04-16 Richard Guenther <rguenther@suse.de>
22083 * tree-cfg.c (verify_gimple_assign_binary):
22084 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22085 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22086 (create_general_new_stmt): Note that this function is broken.
22088 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22090 * common.opt (fhelp): Add Var(help_flag).
22091 * gcc-plugin.h (plugin_info): Add help.
22092 * plugin.c (plugin_name_args): Add help.
22093 (register_plugin_info): Set plugin->help.
22094 (print_help_one_plugin): New.
22095 (print_plugins_help): New.
22096 * plugin.h (print_plugins_help): New.
22097 * toplev.c (toplev_main): Call print_plugins_help if needed.
22099 2009-04-16 Richard Guenther <rguenther@suse.de>
22101 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22102 (gimple_ior_addresses_taken_1): New function.
22103 (gimple_ior_addresses_taken): Likewise.
22104 * gimple.h (struct gimple_statement_with_ops_base): Remove
22105 addresses_taken member.
22106 (gimple_ior_addresses_taken): Declare.
22107 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22108 gimple_set_addresses_taken): Remove.
22109 * ipa-reference.c (mark_address): New function.
22110 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22111 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22112 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22113 (gimple_add_to_addresses_taken): Remove.
22114 (get_tmr_operands): Call mark_address_taken.
22115 (get_asm_expr_operands): Likewise.
22116 (get_expr_operands): Likewise.
22117 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22118 (free_stmt_operands): Do not free it.
22119 * tree-ssa.c (delete_tree_ssa): Likewise.
22120 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22122 2009-04-16 Richard Guenther <rguenther@suse.de>
22124 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22125 (walk_stmt_load_store_ops): Likewise.
22126 * gimple.c (get_base_loadstore): New function.
22127 (walk_stmt_load_store_addr_ops): Likewise.
22128 (walk_stmt_load_store_ops): Likewise.
22129 * ipa-pure-const.c (check_op): Simplify.
22130 (check_load, check_store): New functions.
22131 (check_stmt): Use walk_stmt_load_store_ops.
22132 * ipa-reference.c (mark_load): Adjust signature.
22133 (mark_store): Likewise.
22134 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22136 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22138 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22139 (plugin_info): New.
22140 * opts.c (common_handle_option): Don't call print_version.
22141 * plugin.c (plugin_name_args): Add version.
22142 (register_plugin_info): New.
22143 (register_callback): Handle PLUGIN_INFO.
22144 (try_init_one_plugin): New.
22145 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22147 (finalize_one_plugin): New.
22148 (finalize_plugins): New.
22149 (print_one_plugin): New.
22150 (print_plugins_versions): New.
22151 * plugin.h (print_plugins_versions): New.
22152 (finalize_plugins): New.
22153 * toplev.c (compile_file): Don't call initialize_plugins.
22154 (print_version): Call print_plugins_versions.
22155 (toplev_main): Call initialize_plugins. Print version if needed.
22156 Call finalize_plugins.
22158 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22160 * common.opt (fversion): New.
22161 * gcc.c (print_version): New.
22162 (process_command): Don't print the version. Just set print_version.
22163 (main): Print version. Call subprocesses if print_version and
22164 verbose_flag are set.
22165 * opts.c (common_handle_option): Handle OPT_fversion.
22167 2009-04-16 Richard Guenther <rguenther@suse.de>
22168 Ira Rosen <irar@il.ibm.com>
22170 PR tree-optimization/39698
22171 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22172 type of the reduction variable. Only generate the def if
22175 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22176 make sure to first convert to an integer of the same precision.
22177 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22178 the type of the evolution correctly in computing the new
22179 induction variable base.
22181 2009-04-16 Richard Guenther <rguenther@suse.de>
22183 PR middle-end/39625
22184 * tree-cfg.c (make_blocks): Split statements with to-be
22185 abnormal SSA names on the lhs.
22187 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22189 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22190 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22191 * c-typeck.c (really_start_incremental_init): Likewise.
22192 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22193 (TARGET_INITIALIZER): Remove it.
22194 * target.h (struct target): Remove vector_opaque_p.
22195 * tree.c (build_opaque_vector_type): New.
22196 * tree.h (TYPE_VECTOR_OPAQUE): New.
22197 (build_opaque_vector_type): Declare.
22198 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22199 * config/rs6000/rs6000.c (build_opaque_vector_type,
22200 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22201 (rs6000_init_builtins): Use build_opaque_vector_type for
22202 opaque_V4SI_type_node.
22204 2009-04-15 Catherine Moore <clm@codesourcery.com>
22206 * debug.h (set_name): Declare.
22207 * dwarf2out.c (dwarf2out_set_name): Declare.
22208 (dwarf2_debug_hooks): Add set_name.
22209 (find_AT_string): New.
22210 (add_AT_string): Call find_AT_string.
22211 (dwarf2out_set_name): New.
22212 * cp/decl.c (grokdeclarator): Call set_name.
22213 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22214 * debug.c (do_nothing_debug_hooks): Likewise.
22215 * dbxout.c (dbx_debug_hooks): Likewise.
22216 * sdbout.c (sdb_debug_hooks): Likewise.
22218 2009-04-15 Michael Eager <eager@eagercon.com>
22220 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22221 reg for single-precision FPU.
22222 * config/rs6000/rs6000.md (movsi_internal1): Only for
22223 !TARGET_SINGLE_FPU.
22224 (movsi_internal1_single): New. Add pattern to move SI values to/from
22225 single-precision FP regs.
22227 2009-04-15 Richard Guenther <rguenther@suse.de>
22229 * omp-low.c (lower_rec_input_clauses): Build correct address
22231 (expand_omp_for_generic): Fix multiplication type.
22232 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22233 (generate_memset_zero): Fix types.
22234 * tree-profile.c (prepare_instrumented_value): Correctly
22237 2009-04-15 Ian Lance Taylor <iant@google.com>
22239 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22240 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22241 for -Wall and for -Wc++-compat.
22242 (c_common_post_options): For C++, set warn_enum_compare if not
22244 * c-tree.h (struct c_expr): Add field original_type.
22245 (build_external_ref): Update declaration.
22246 * c-parser.c (c_parser_braced_init): Set original_type.
22247 (c_parser_initelt): Likewise.
22248 (c_parser_expr_no_commas): Likewise.
22249 (c_parser_conditional_expression): Likewise.
22250 (c_parser_cast_expression): Likewise.
22251 (c_parser_unary_expression): Likewise. Pull setting of
22252 original_code to top of function.
22253 (c_parser_sizeof_expression): Set original_type.
22254 (c_parser_alignof_expression): Likewise.
22255 (c_parser_postfix_expression): Likewise. Pull setting of
22256 original_code to top of function.
22257 (c_parser_postfix_expression_after_paren_type): Set original_type.
22258 (c_parser_postfix_expression_after_primary): Likewise.
22259 (c_parser_expression): Likewise.
22260 * c-typeck.c (build_external_ref): Add type parameter. Change all
22262 (c_expr_sizeof_expr): Set original_type field.
22263 (parser_build_unary_op): Likewise.
22264 (parser_build_binary_op): Likewise. Optionally warn about
22265 comparisons of enums of different types.
22266 (digest_init): Set original_type field.
22267 (really_start_incremental_init): Likewise.
22268 (push_init_level, pop_init_level): Likewise.
22269 * doc/invoke.texi (Warning Options): -Wenum-compare now
22272 2009-04-15 Richard Guenther <rguenther@suse.de>
22274 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22275 out a necessary conversion.
22276 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22277 names we didn't value number.
22278 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22280 2009-04-15 Richard Guenther <rguenther@suse.de>
22282 PR tree-optimization/39764
22283 * tree-ssa-ccp.c (get_value): Canonicalize value with
22284 canonicalize_float_value.
22286 2009-04-15 Jan Hubicka <jh@suse.cz>
22288 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22289 Wrong version of patch.
22291 2009-04-15 Jan Hubicka <jh@suse.cz>
22293 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22295 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22297 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22298 our distinct integral and vector types.
22300 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22302 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22303 * init.c (build_vtbl_address): Remove call to assemble_external.
22305 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22307 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22308 output for other floating point modes.
22310 2009-04-14 Diego Novillo <dnovillo@google.com>
22312 * diagnostic.c (diagnostic_report_diagnostic): Do not
22313 warn about loaded plugins for DK_ERROR and DK_WARNING.
22314 * c-decl.c (declspecs_add_type): Move call to
22315 invoke_plugin_callbacks ...
22316 * c-parser.c (c_parser_declspecs): ... here.
22317 * plugin.c (dump_active_plugins): Tidy output.
22319 2009-04-14 Diego Novillo <dnovillo@google.com>
22320 Le-Chun Wu <lcwu@google.com>
22322 * configure.ac: Add --enable-plugin support.
22323 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22324 * Makefile.in (PLUGIN_H): Define.
22325 Export ENABLE_PLUGIN and GMPINC to site.exp.
22326 Add PLUGINLIBS to link command.
22327 Add/modify dependencies for plugin.o and files including plugin.h.
22329 * config.in: Regenerate.
22331 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22334 2009-04-14 Le-Chun Wu <lcwu@google.com>
22336 * tree-pass.h (register_one_dump_file): Add a prototype for
22337 register_one_dump_file.
22338 * toplev.c (compile_file): Call initialize_plugins.
22339 (do_compile): Call invoke_plugin_callbacks.
22340 (toplev_main): Call invoke_plugin_callbacks.
22341 * common.opt: Add -fplugin= and -fplugin-arg-.
22342 * gcc-plugin.h: New public header file for plugins to include.
22343 * plugin.c: New source file.
22344 * plugin.h: New internal header file.
22345 * passes.c (register_one_dump_file): Make it external.
22347 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22349 2009-04-14 Diego Novillo <dnovillo@google.com>
22351 * doc/plugins.texi: New.
22352 * doc/gccint.texi: Add reference to Plugins chapter.
22353 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22354 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22355 loaded plugins, if any.
22356 * timevar.def (TV_PLUGIN_INIT): Define.
22357 (TV_PLUGIN_RUN): Define.
22358 * plugin.c: Include timevar.h
22359 (plugins_active_p): New.
22360 (dump_active_plugins): New.
22361 (debug_active_plugins): New.
22363 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22365 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22367 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22369 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22371 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22372 the same as a minus without a shift.
22374 2009-04-14 Nick Clifton <nickc@redhat.com>
22376 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22377 comparisons with small integers will always produce a short
22380 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22383 2008-12-19 Diego Novillo <dnovillo@google.com>
22385 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22387 2009-04-14 Richard Guenther <rguenther@suse.de>
22389 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22391 (verify_gimple_assign_binary): Likewise. Handle shifts and
22393 (verify_gimple_phi): Print the mismatched argument position.
22394 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22396 (vect_update_init_of_dr): Likewise.
22397 * matrix-reorg.c (transform_access_sites): Do what the
22399 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22401 2009-04-13 Michael Eager <eager@eagercon.com>
22403 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22404 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22405 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22406 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22407 remove duplicate config
22409 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22411 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22412 file_name:line_number type locator of the call site.
22414 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22416 * genautomata.c: Put blank after comma.
22417 (automaton_decls): New.
22418 (struct unit_usage): Add comments to member next.
22419 (store_alt_unit_usage): Keep the list ordered.
22420 (unit_present_on_list_p, equal_alternatives_p): New.
22421 (check_regexp_units_distribution): Check units distribution
22422 correctness correctly.
22423 (main): Don't write automata if error is found. Return correct
22426 * config/m68k/cf.md (cfv4_ds): Remove.
22427 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22428 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22430 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22431 power4-load-ext, power4-store, power4-store-update,
22432 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22433 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22434 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22435 power4-sqrt, power4-isync): Modify reservation to make correct
22436 unit distribution to automata.
22438 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22439 power5-store-update, power5-two, power5-three, power5-lmul,
22440 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22442 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22444 * except.c (pass_set_nothrow_function_flags): Set name and add
22446 (set_nothrow_function_flags): Mention in the dump file when
22447 changing a function to nothrow.
22449 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22452 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22453 instead of unsigned long.
22455 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22457 * config/arm/arm.c (return_used_this_function): Remove.
22458 (arm_output_function_prologue): Remove use of
22459 return_used_this_function.
22460 (output_return_instruction): Replace use of
22461 return_used_this_function
22462 by cfun->machine->return_used_this_function.
22463 (arm_output_epilogue): Likewise.
22464 (arm_output_function_epilogue): Likewise.
22465 (thumb_unexpanded_epilogue): Likewise.
22466 * config/arm/arm.h (struct machine_function):
22467 New member return_used_this_function.
22469 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22471 * doc/install.texi: Correct description of default directory for
22472 --with-gxx-include-dir.
22474 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22476 * fold-const.c (build_range_check): Properly deal with enumeral and
22477 boolean base types.
22479 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22481 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22482 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22483 * params.h (MAX_GCSE_PASSES): Remove.
22484 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22485 in sequence. Remove ability to run multiple passes.
22486 (bypass_jumps): Report run as third CPROP pass.
22488 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22490 PR middle-end/39651
22491 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22492 when deciding whether the whole SEQUENCE can throw.
22494 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22497 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22498 offseted label references.
22500 2009-04-11 Jan Hubicka <jh@suse.cz>
22502 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22504 2009-04-11 Richard Guenther <rguenther@suse.de>
22506 PR middle-end/39732
22507 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22508 return variables as TREE_ADDRESSABLE.
22510 2009-04-11 Richard Guenther <rguenther@suse.de>
22512 PR tree-optimization/39713
22513 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22514 reference trees have SSA_NAME operands.
22516 2009-04-11 Richard Guenther <rguenther@suse.de>
22519 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22520 address expressions.
22522 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22524 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22525 match changes in Cygwin 1.7
22526 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22527 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22529 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22531 PR tree-optimization/39701
22532 * doc/invoke.texi (Optimization Options): Document change in
22533 meaning and initialization of -fdelete-null-pointer-checks.
22535 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22537 PR middle-end/39701
22538 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22540 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22543 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22545 2009-04-10 Chao-ying Fu <fu@mips.com>
22547 * doc/tm.texi (Instruction Output): Document
22548 TARGET_ASM_FINAL_POSTSCAN_INSN.
22549 * target.h (final_postscan_insn): New field in asm_out.
22550 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22551 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22552 * final.c (final_scan_insn): Call
22553 targetm.asm_out.final_postscan_insn after outputting
22554 an asm macro and a normal instruction.
22556 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22557 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22558 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22559 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22560 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22562 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22564 PR middle-end/39701
22565 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22566 variables as non-NULL even with -fdelete-null-pointer-checks.
22568 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22570 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22572 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22575 * config/i386/i386.c (classify_argument): Handle SCmode with
22576 (bit_offset % 64) != 0.
22578 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22580 * doc/invoke.texi (Optimize Options): Add cross-reference to
22581 -Q --help=optimizers examples.
22583 2009-04-10 Ben Elliston <bje@au.ibm.com>
22586 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22587 regalign for the reg == fpr and TDmode case.
22589 2009-04-09 David Ayers <ayers@fsfe.org>
22592 * objc/objc-act.c (warn_with_method): Remove helper function.
22593 (check_duplicates): Call warning and inform directly.
22594 (really_start_method): Likewise.
22596 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22598 * expmed.c (expand_divmod): Always use a comparison for a division
22599 by a large unsigned integer.
22601 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22602 for things others than variables or functions as nonzero.
22604 2009-04-09 Nick Clifton <nickc@redhat.com>
22606 * unwind-compat.c: Change copyright header to refer to version
22607 3 of the GNU General Public License with version 3.1 of the
22608 GCC Runtime Library Exception and to point readers at the
22609 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22610 * config/alpha/crtfastmath.c: Likewise.
22611 * config/alpha/linux-unwind.h: Likewise.
22612 * config/alpha/qrnnd.asm: Likewise.
22613 * config/alpha/vms-crt0-64.c: Likewise.
22614 * config/alpha/vms-crt0.c: Likewise.
22615 * config/alpha/vms-dwarf2.asm: Likewise.
22616 * config/alpha/vms-dwarf2eh.asm: Likewise.
22617 * config/alpha/vms-psxcrt0-64.c: Likewise.
22618 * config/alpha/vms-psxcrt0.c: Likewise.
22619 * config/alpha/vms_tramp.asm: Likewise.
22620 * config/arc/initfini.c: Likewise.
22621 * config/arc/lib1funcs.asm: Likewise.
22622 * config/arm/bpabi-v6m.S: Likewise.
22623 * config/arm/bpabi.S: Likewise.
22624 * config/arm/bpabi.c: Likewise.
22625 * config/arm/crti.asm: Likewise.
22626 * config/arm/crtn.asm: Likewise.
22627 * config/arm/ieee754-df.S: Likewise.
22628 * config/arm/ieee754-sf.S: Likewise.
22629 * config/arm/lib1funcs.asm: Likewise.
22630 * config/arm/libunwind.S: Likewise.
22631 * config/arm/linux-atomic.c: Likewise.
22632 * config/arm/mmintrin.h: Likewise.
22633 * config/arm/pr-support.c: Likewise.
22634 * config/arm/unaligned-funcs.c: Likewise.
22635 * config/arm/unwind-arm.c: Likewise.
22636 * config/arm/unwind-arm.h: Likewise.
22637 * config/avr/libgcc.S: Likewise.
22638 * config/bfin/crti.s: Likewise.
22639 * config/bfin/crtlibid.s: Likewise.
22640 * config/bfin/crtn.s: Likewise.
22641 * config/bfin/lib1funcs.asm: Likewise.
22642 * config/bfin/linux-unwind.h: Likewise.
22643 * config/cris/arit.c: Likewise.
22644 * config/cris/cris_abi_symbol.c: Likewise.
22645 * config/darwin-64.c: Likewise.
22646 * config/darwin-crt2.c: Likewise.
22647 * config/darwin-crt3.c: Likewise.
22648 * config/darwin.h: Likewise.
22649 * config/dbxelf.h: Likewise.
22650 * config/dfp-bit.c: Likewise.
22651 * config/dfp-bit.h: Likewise.
22652 * config/elfos.h: Likewise.
22653 * config/fixed-bit.c: Likewise.
22654 * config/fixed-bit.h: Likewise.
22655 * config/fp-bit.c: Likewise.
22656 * config/fp-bit.h: Likewise.
22657 * config/fr30/crti.asm: Likewise.
22658 * config/fr30/crtn.asm: Likewise.
22659 * config/fr30/lib1funcs.asm: Likewise.
22660 * config/freebsd-spec.h: Likewise.
22661 * config/frv/cmovd.c: Likewise.
22662 * config/frv/cmovh.c: Likewise.
22663 * config/frv/cmovw.c: Likewise.
22664 * config/frv/frvbegin.c: Likewise.
22665 * config/frv/frvend.c: Likewise.
22666 * config/frv/lib1funcs.asm: Likewise.
22667 * config/glibc-stdint.h: Likewise.
22668 * config/h8300/clzhi2.c: Likewise.
22669 * config/h8300/crti.asm: Likewise.
22670 * config/h8300/crtn.asm: Likewise.
22671 * config/h8300/ctzhi2.c: Likewise.
22672 * config/h8300/fixunssfsi.c: Likewise.
22673 * config/h8300/lib1funcs.asm: Likewise.
22674 * config/h8300/parityhi2.c: Likewise.
22675 * config/h8300/popcounthi2.c: Likewise.
22676 * config/i386/ammintrin.h: Likewise.
22677 * config/i386/att.h: Likewise.
22678 * config/i386/avxintrin.h: Likewise.
22679 * config/i386/biarch64.h: Likewise.
22680 * config/i386/bmmintrin.h: Likewise.
22681 * config/i386/cpuid.h: Likewise.
22682 * config/i386/cross-stdarg.h: Likewise.
22683 * config/i386/crtfastmath.c: Likewise.
22684 * config/i386/crtprec.c: Likewise.
22685 * config/i386/cygming-crtbegin.c: Likewise.
22686 * config/i386/cygming-crtend.c: Likewise.
22687 * config/i386/cygwin.asm: Likewise.
22688 * config/i386/emmintrin.h: Likewise.
22689 * config/i386/gmm_malloc.h: Likewise.
22690 * config/i386/gthr-win32.c: Likewise.
22691 * config/i386/i386.h: Likewise.
22692 * config/i386/immintrin.h: Likewise.
22693 * config/i386/linux-unwind.h: Likewise.
22694 * config/i386/linux64.h: Likewise.
22695 * config/i386/mm3dnow.h: Likewise.
22696 * config/i386/mmintrin-common.h: Likewise.
22697 * config/i386/mmintrin.h: Likewise.
22698 * config/i386/nmmintrin.h: Likewise.
22699 * config/i386/pmm_malloc.h: Likewise.
22700 * config/i386/pmmintrin.h: Likewise.
22701 * config/i386/smmintrin.h: Likewise.
22702 * config/i386/sol2-c1.asm: Likewise.
22703 * config/i386/sol2-ci.asm: Likewise.
22704 * config/i386/sol2-cn.asm: Likewise.
22705 * config/i386/sol2-gc1.asm: Likewise.
22706 * config/i386/tmmintrin.h: Likewise.
22707 * config/i386/unix.h: Likewise.
22708 * config/i386/w32-unwind.h: Likewise.
22709 * config/i386/wmmintrin.h: Likewise.
22710 * config/i386/x86-64.h: Likewise.
22711 * config/i386/x86intrin.h: Likewise.
22712 * config/i386/xmmintrin.h: Likewise.
22713 * config/ia64/crtbegin.asm: Likewise.
22714 * config/ia64/crtend.asm: Likewise.
22715 * config/ia64/crtfastmath.c: Likewise.
22716 * config/ia64/crti.asm: Likewise.
22717 * config/ia64/crtn.asm: Likewise.
22718 * config/ia64/fde-glibc.c: Likewise.
22719 * config/ia64/lib1funcs.asm: Likewise.
22720 * config/ia64/linux-unwind.h: Likewise.
22721 * config/ia64/quadlib.c: Likewise.
22722 * config/ia64/unwind-ia64.c: Likewise.
22723 * config/linux.h: Likewise.
22724 * config/m32c/m32c-lib1.S: Likewise.
22725 * config/m32c/m32c-lib2-trapv.c: Likewise.
22726 * config/m32c/m32c-lib2.c: Likewise.
22727 * config/m32r/initfini.c: Likewise.
22728 * config/m68hc11/larith.asm: Likewise.
22729 * config/m68hc11/m68hc11-crt0.S: Likewise.
22730 * config/m68k/cf.md: Likewise.
22731 * config/m68k/crti.s: Likewise.
22732 * config/m68k/crtn.s: Likewise.
22733 * config/m68k/lb1sf68.asm: Likewise.
22734 * config/m68k/linux-unwind.h: Likewise.
22735 * config/mcore/crti.asm: Likewise.
22736 * config/mcore/crtn.asm: Likewise.
22737 * config/mcore/lib1.asm: Likewise.
22738 * config/mips/linux-unwind.h: Likewise.
22739 * config/mips/loongson.h: Likewise.
22740 * config/mips/mips16.S: Likewise.
22741 * config/mmix/crti.asm: Likewise.
22742 * config/mmix/crtn.asm: Likewise.
22743 * config/pa/fptr.c: Likewise.
22744 * config/pa/hpux-unwind.h: Likewise.
22745 * config/pa/lib2funcs.asm: Likewise.
22746 * config/pa/linux-atomic.c: Likewise.
22747 * config/pa/linux-unwind.h: Likewise.
22748 * config/pa/milli64.S: Likewise.
22749 * config/pa/quadlib.c: Likewise.
22750 * config/pa/stublib.c: Likewise.
22751 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22752 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22753 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22754 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22755 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22756 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22757 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22758 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22759 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22760 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22761 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22762 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22763 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22764 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22765 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22766 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22767 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22768 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22769 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22770 * config/rs6000/750cl.h: Likewise.
22771 * config/rs6000/altivec.h: Likewise.
22772 * config/rs6000/biarch64.h: Likewise.
22773 * config/rs6000/crtresfpr.asm: Likewise.
22774 * config/rs6000/crtresgpr.asm: Likewise.
22775 * config/rs6000/crtresxfpr.asm: Likewise.
22776 * config/rs6000/crtresxgpr.asm: Likewise.
22777 * config/rs6000/crtsavfpr.asm: Likewise.
22778 * config/rs6000/crtsavgpr.asm: Likewise.
22779 * config/rs6000/darwin-asm.h: Likewise.
22780 * config/rs6000/darwin-fallback.c: Likewise.
22781 * config/rs6000/darwin-fpsave.asm: Likewise.
22782 * config/rs6000/darwin-ldouble.c: Likewise.
22783 * config/rs6000/darwin-tramp.asm: Likewise.
22784 * config/rs6000/darwin-unwind.h: Likewise.
22785 * config/rs6000/darwin-vecsave.asm: Likewise.
22786 * config/rs6000/darwin-world.asm: Likewise.
22787 * config/rs6000/e500crtres32gpr.asm: Likewise.
22788 * config/rs6000/e500crtres64gpr.asm: Likewise.
22789 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22790 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22791 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22792 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22793 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22794 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22795 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22796 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22797 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22798 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22799 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22800 * config/rs6000/eabi-ci.asm: Likewise.
22801 * config/rs6000/eabi-cn.asm: Likewise.
22802 * config/rs6000/eabi.asm: Likewise.
22803 * config/rs6000/linux-unwind.h: Likewise.
22804 * config/rs6000/linux64.h: Likewise.
22805 * config/rs6000/paired.h: Likewise.
22806 * config/rs6000/paired.md: Likewise.
22807 * config/rs6000/ppc64-fp.c: Likewise.
22808 * config/rs6000/ppu_intrinsics.h: Likewise.
22809 * config/rs6000/rs6000.h: Likewise.
22810 * config/rs6000/si2vmx.h: Likewise.
22811 * config/rs6000/sol-ci.asm: Likewise.
22812 * config/rs6000/sol-cn.asm: Likewise.
22813 * config/rs6000/spe.h: Likewise.
22814 * config/rs6000/spu2vmx.h: Likewise.
22815 * config/rs6000/sysv4.h: Likewise.
22816 * config/rs6000/tramp.asm: Likewise.
22817 * config/rs6000/vec_types.h: Likewise.
22818 * config/s390/linux-unwind.h: Likewise.
22819 * config/s390/tpf-unwind.h: Likewise.
22820 * config/score/crti.asm: Likewise.
22821 * config/score/crtn.asm: Likewise.
22822 * config/sh/crt1.asm: Likewise.
22823 * config/sh/crti.asm: Likewise.
22824 * config/sh/crtn.asm: Likewise.
22825 * config/sh/divtab-sh4-300.c: Likewise.
22826 * config/sh/divtab-sh4.c: Likewise.
22827 * config/sh/divtab.c: Likewise.
22828 * config/sh/lib1funcs-4-300.asm: Likewise.
22829 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22830 * config/sh/lib1funcs.asm: Likewise.
22831 * config/sh/lib1funcs.h: Likewise.
22832 * config/sh/linux-atomic.asm: Likewise.
22833 * config/sh/linux-unwind.h: Likewise.
22834 * config/sh/shmedia.h: Likewise.
22835 * config/sh/sshmedia.h: Likewise.
22836 * config/sh/ushmedia.h: Likewise.
22837 * config/sparc/crtfastmath.c: Likewise.
22838 * config/sparc/linux-unwind.h: Likewise.
22839 * config/sparc/sol2-c1.asm: Likewise.
22840 * config/sparc/sol2-ci.asm: Likewise.
22841 * config/sparc/sol2-cn.asm: Likewise.
22842 * config/spu/divmodti4.c: Likewise.
22843 * config/spu/divv2df3.c: Likewise.
22844 * config/spu/float_disf.c: Likewise.
22845 * config/spu/float_unsdidf.c: Likewise.
22846 * config/spu/float_unsdisf.c: Likewise.
22847 * config/spu/float_unssidf.c: Likewise.
22848 * config/spu/mfc_multi_tag_release.c: Likewise.
22849 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22850 * config/spu/mfc_tag_release.c: Likewise.
22851 * config/spu/mfc_tag_reserve.c: Likewise.
22852 * config/spu/mfc_tag_table.c: Likewise.
22853 * config/spu/multi3.c: Likewise.
22854 * config/spu/spu_internals.h: Likewise.
22855 * config/spu/spu_intrinsics.h: Likewise.
22856 * config/spu/spu_mfcio.h: Likewise.
22857 * config/spu/vec_types.h: Likewise.
22858 * config/spu/vmx2spu.h: Likewise.
22859 * config/stormy16/stormy16-lib2.c: Likewise.
22860 * config/svr4.h: Likewise.
22861 * config/sync.c: Likewise.
22862 * config/v850/lib1funcs.asm: Likewise.
22863 * config/vxlib-tls.c: Likewise.
22864 * config/vxlib.c: Likewise.
22865 * config/vxworks-dummy.h: Likewise.
22866 * config/xtensa/crti.asm: Likewise.
22867 * config/xtensa/crtn.asm: Likewise.
22868 * config/xtensa/ieee754-df.S: Likewise.
22869 * config/xtensa/ieee754-sf.S: Likewise.
22870 * config/xtensa/lib1funcs.asm: Likewise.
22871 * config/xtensa/lib2funcs.S: Likewise.
22872 * config/xtensa/linux-unwind.h: Likewise.
22873 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22874 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22875 * coretypes.h: Likewise.
22876 * crtstuff.c: Likewise.
22877 * defaults.h: Likewise.
22878 * dwarf2.h: Likewise.
22879 * emutls.c: Likewise.
22880 * gbl-ctors.h: Likewise.
22881 * gcov-io.h: Likewise.
22882 * ginclude/float.h: Likewise.
22883 * ginclude/iso646.h: Likewise.
22884 * ginclude/stdarg.h: Likewise.
22885 * ginclude/stdbool.h: Likewise.
22886 * ginclude/stddef.h: Likewise.
22887 * ginclude/stdfix.h: Likewise.
22888 * ginclude/stdint-gcc.h: Likewise.
22889 * ginclude/tgmath.h: Likewise.
22890 * gthr-aix.h: Likewise.
22891 * gthr-dce.h: Likewise.
22892 * gthr-gnat.c: Likewise.
22893 * gthr-gnat.h: Likewise.
22894 * gthr-lynx.h: Likewise.
22895 * gthr-mipssde.h: Likewise.
22896 * gthr-nks.h: Likewise.
22897 * gthr-posix.c: Likewise.
22898 * gthr-posix.h: Likewise.
22899 * gthr-posix95.h: Likewise.
22900 * gthr-rtems.h: Likewise.
22901 * gthr-single.h: Likewise.
22902 * gthr-solaris.h: Likewise.
22903 * gthr-tpf.h: Likewise.
22904 * gthr-vxworks.h: Likewise.
22905 * gthr-win32.h: Likewise.
22906 * gthr.h: Likewise.
22907 * libgcc2.c: Likewise.
22908 * libgcc2.h: Likewise.
22909 * libgcov.c: Likewise.
22910 * tsystem.h: Likewise.
22911 * typeclass.h: Likewise.
22912 * unwind-c.c: Likewise.
22913 * unwind-compat.h: Likewise.
22914 * unwind-dw2-fde-compat.c: Likewise.
22915 * unwind-dw2-fde-darwin.c: Likewise.
22916 * unwind-dw2-fde-glibc.c: Likewise.
22917 * unwind-dw2-fde.c: Likewise.
22918 * unwind-dw2-fde.h: Likewise.
22919 * unwind-dw2.c: Likewise.
22920 * unwind-dw2.h: Likewise.
22921 * unwind-generic.h: Likewise.
22922 * unwind-pe.h: Likewise.
22923 * unwind-sjlj.c: Likewise.
22924 * unwind.inc: Likewise.
22925 * config/arm/neon-gen.ml: Change generated copyright header to
22926 refer to version 3 of the GNU General Public License with
22927 version 3.1 of the GCC Runtime Library Exception and to point
22928 readers at the COPYING3 and COPYING3.RUNTIME files and the
22929 FSF's license web page.
22930 * config/arm/arm_neon.h: Regenerate.
22932 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22934 * config/cris/cris.md: Change copyright header to refer to version
22935 3 of the GNU General Public License.
22936 * doc/install.texi2html: Change copyright header to refer to version
22937 3 of the GNU General Public License and to point readers at the
22938 COPYING3 file and the FSF's license web page.
22939 * config/vax/linux.h: Likewise.
22941 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22943 * config/i386/i386.md (cmpcc): New.
22944 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22945 (sync_compare_and_swap_cc*): Delete.
22947 * config/s390/s390.c (s390_compare_emitted): Remove.
22948 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22949 s390_compare_emitted used to be handled. Assert that modes match.
22950 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22951 refer to sync_compare_and_swap_ccsi.
22952 * config/s390/s390.h (s390_compare_emitted): Remove.
22953 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22954 instead of s390_compare_emitted.
22955 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22956 instead of s390_compare_emitted.
22957 * config/s390/s390.md (cmpcc): New.
22958 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22959 CC_REGNUM, do not pretend it's set.
22960 (sync_compare_and_swap_cc*): Delete.
22961 * config/s390/predicates.md (cc_reg_operand): New.
22963 * expr.c (sync_compare_and_swap_cc): Delete.
22964 * optabs.h (sync_compare_and_swap_cc): Delete.
22965 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22966 is being used with can_compare_p.
22967 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22968 (find_cc_set): New.
22969 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22970 look for a MODE_CC set instead. Use emit_store_flag.
22971 (expand_compare_and_swap_loop): Likewise, with some additional
22972 complication to avoid a force_reg when useless. Use
22973 emit_cmp_and_jump_insns.
22974 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22975 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22976 sync_compare_and_swap documentation.
22978 2009-04-09 Jan Hubicka <jh@suse.cz>
22980 * except.c (find_prev_try): Break out from ....
22981 (duplicate_eh_regions): ... here; properly update prev_try pointers
22982 when duplication part of tree.
22983 (dump_eh_tree): Improve dumping.
22984 (verify_eh_region): New.
22985 (verify_eh_tree): Use it.
22987 2009-04-06 Richard Guenther <rguenther@suse.de>
22989 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22990 &ARRAY addresses by adjusting their types and prepending
22992 * tree-cfg.c (verify_gimple_assign_single): Verify that
22993 addresses are correct.
22995 2009-04-09 Richard Guenther <rguenther@suse.de>
22997 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22998 indices into an array reference if possible.
22999 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23000 Fold POINTER_PLUS_EXPR statements with invariant address.
23002 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23005 * config.gcc (powerpc64-*-linux*): Always build biarch.
23007 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23010 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23011 it and pedwarn if this results in an INTEGER_CST.
23013 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23015 * doc/install.texi: Update minimum GMP version. Remove obsolete
23016 text in MPFR section.
23018 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23020 * dwarf2out.c (class_scope_p): New static inline.
23021 (class_or_namespace_scope_p): Use it.
23022 (gen_variable_die): Use DW_TAG_member tag for static data member
23023 declarations instead of DW_TAG_variable.
23025 PR middle-end/39573
23026 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23029 2009-04-08 Richard Guenther <rguenther@suse.de>
23031 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23032 valueize random data.
23034 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23036 * config.gcc (aix tm_file): Add aix-stdint.h.
23037 (aix tm clause use_gcc_stdint): Set to wrap.
23038 * config/rs6000/aix-stdint.h: New file.
23040 2009-04-08 Richard Guenther <rguenther@suse.de>
23042 PR middle-end/36291
23043 * tree-dfa.c (add_referenced_var): Do not recurse into
23044 global initializers.
23045 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23047 (fold_const_aggregate_ref): Likewise.
23049 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23051 * recog.c (ordered_comparison_operator): New.
23052 * gensupport.c (std_preds): Add it.
23053 * doc/md.texi (Machine-Independent Predicates): Document it.
23055 2009-04-08 Jan Hubicka <jh@suse.cz>
23057 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23058 * function.h (rtl_eh): Remove exception_handler_label_map.
23059 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23060 remove_exception_handler_label, for_each_eh_label_1): Remove.
23061 (rtl_remove_unreachable_regions): Remove.
23062 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23063 (find_exception_handler_labels): Don't build the hashtable.
23064 (maybe_remove_eh_handler): Remove.
23065 (for_each_eh_label): Rewrite to walk the tree.
23066 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23067 * except.h (maybe_remove_eh_handler): Remove.
23068 * passes.c (init_optimization_passes): Schedule second EH cleanup
23070 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23071 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23073 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23075 * genoutput.c (validate_optab_operands): New.
23076 (gen_insn, gen_expand): Call it.
23078 * genflags.c (gen_insn): Detect misused iterators.
23079 (main): Pass line_no to gen_insn, exit with status 1 on error.
23081 * genextract.c (line_no): Make global.
23082 (VEC_safe_set_locstr): Change assertion to error message.
23083 (main): Exit with status 1 on error.
23085 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23089 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23090 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23091 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23092 * c-convert.c (convert): Do not call fold on results of conversion
23093 functions when the result is a C_MAYBE_CONST_EXPR.
23094 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23095 of __builtin_choose_expr.
23096 * c-typeck.c (remove_c_maybe_const_expr): New.
23097 (build_unary_op, build_conditional_expr, build_compound_expr,
23098 build_binary_op, c_objc_common_truthvalue_conversion): Call
23099 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23102 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23104 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23105 CODE to produce a new one. Add a prototype to use fold_convert_const
23107 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23110 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23111 mix declarations and code.
23113 2009-04-08 Ben Elliston <bje@au.ibm.com>
23115 * gcc.c: Replace `CC' with `GCC' throughout.
23117 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23119 * doc/invoke.texi: Document Atom support.
23121 2009-04-07 Jason Merrill <jason@redhat.com>
23124 * c-common.h, c-common.c: Add flag_pretty_templates.
23125 * c-opts.c (c_common_handle_option): Set it.
23126 * c.opt: Add -fno-pretty-templates.
23127 * doc/invoke.texi (C++ Dialect Options): Likewise.
23129 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23131 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23132 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23133 (ia64_expand_builtin): Likewise.
23135 2009-04-07 Martin Jambor <mjambor@suse.cz>
23137 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23138 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23139 ADDR_EXPRS are include too.
23141 2009-04-07 Richard Guenther <rguenther@suse.de>
23143 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23144 decls are only used if passes as parameters or if they are
23145 local statics and the call is not to a builtin.
23146 (call_may_clobber_ref_p_1): Likewise.
23148 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23150 * expr.c (do_store_flag): Remove last argument. Simplify code
23151 to avoid duplication of tests already done by can_compare_p.
23152 (expand_expr_real_1): Adjust caller.
23154 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23156 * optabs.c (can_compare_p): Test the predicate of a
23157 cbranch and cstore pattern.
23159 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23161 * expr.c (convert_move): Use emit_store_flag instead of
23164 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23166 * config/i386/i386.c (ix86_compare_emitted): Remove.
23167 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23168 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23169 * config/i386/i386.h (ix86_compare_emitted): Remove.
23170 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23171 instead of ix86_compare_emitted.
23172 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23174 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23176 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23177 Add t-sysroot-suffix to tmake_file.
23178 * config/print-sysroot-suffix.sh: New file.
23179 * config/t-sysroot-suffix: New file.
23181 2009-04-07 Ben Elliston <bje@au.ibm.com>
23183 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23184 as the latter produces a warning when the target does not support
23187 2009-04-07 Ben Elliston <bje@au.ibm.com>
23189 * dfp.c: Replace type punning assignments with memcpy throughout.
23190 * Makefile.in (dfp.o-warn): Remove.
23192 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23195 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23196 Include soft-fp/t-softfp after rs6000/t-linux64.
23198 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23200 * stor-layout.c (set_sizetype): Use the full precision of their
23201 machine mode for bitsize types.
23203 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23205 * config/i386/i386.md: Revert 2 accidental checkins.
23207 2009-04-06 Joey Ye <joey.ye@intel.com>
23208 Xuepeng Guo <xuepeng.guo@intel.com>
23209 H.J. Lu <hongjiu.lu@intel.com>
23211 Atom pipeline model, tuning and insn selection.
23212 * config.gcc (atom): Add atom config options and target.
23214 * config/i386/atom.md: New.
23216 * config/i386/i386.c (atom_cost): New cost.
23217 (m_ATOM): New macro flag.
23218 (initial_ix86_tune_features): Set m_ATOM.
23219 (x86_accumulate_outgoing_args): Likewise.
23220 (x86_arch_always_fancy_math_387): Likewise.
23221 (processor_target): Add Atom cost.
23222 (cpu_names): Add Atom cpu name.
23223 (override_options): Set Atom ISA.
23224 (ix86_issue_rate): New case PROCESSOR_ATOM.
23225 (ix86_adjust_cost): Likewise.
23227 * config/i386/i386.h (TARGET_ATOM): New target macro.
23228 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23229 (TARGET_OPT_AGU): New target option.
23230 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23231 (processor_type): Add PROCESSOR_ATOM.
23233 * config/i386/i386.md (cpu): Add new value "atom".
23234 (use_carry, movu): New attr.
23235 (atom.md): Include atom.md.
23236 (adddi3_carry_rex64): Set attr "use_carry".
23237 (addqi3_carry): Likewise.
23238 (addhi3_carry): Likewise.
23239 (addsi3_carry): Likewise.
23240 (*addsi3_carry_zext): Likewise.
23241 (subdi3_carry_rex64): Likewise.
23242 (subqi3_carry): Likewise.
23243 (subhi3_carry): Likewise.
23244 (subsi3_carry): Likewise.
23245 (x86_movdicc_0_m1_rex64): Likewise.
23246 (*x86_movdicc_0_m1_se): Likewise.
23247 (x86_movsicc_0_m1): Likewise.
23248 (*x86_movsicc_0_m1_se): Likewise.
23249 (*adddi_1_rex64): Emit add insn as much as possible.
23250 (*addsi_1): Likewise.
23251 (return_internal): Set atom_unit.
23252 (return_internal_long): Likewise.
23253 (return_pop_internal): Likewise.
23254 (*rcpsf2_sse): Set atom_sse_attr attr.
23255 (*qrt<mode>2_sse): Likewise.
23256 (*prefetch_sse): Likewise.
23258 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23260 (ix86_target_macros_internal): Likewise.
23262 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23263 (*prefetch_sse_rex): Likewise.
23264 (sse_rcpv4sf2): Likewise.
23265 (sse_vmrcpv4sf2): Likewise.
23266 (sse_sqrtv4sf2): Likewise.
23267 (<sse>_vmsqrt<mode>2): Likewise.
23268 (sse_ldmxcsr): Likewise.
23269 (sse_stmxcsr): Likewise.
23270 (*sse_sfence): Likewise.
23271 (sse2_clflush): Likewise.
23272 (*sse2_mfence): Likewise.
23273 (*sse2_lfence): Likewise.
23274 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23275 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23276 (avx_movdqu<avxmodesuffix>): Likewise.
23277 (avx_lddqu<avxmodesuffix>): Likewise.
23278 (sse2_movntv2di): Change attr "type" to "ssemov".
23279 (sse2_movntsi): Likewise.
23280 (rsqrtv8sf2): Change attr "type" to "sseadd".
23281 (sse3_addsubv2df3): Set attr "atom_unit".
23282 (sse3_h<plusminus_insn>v4sf3): Likewise.
23283 (*sse2_pmaddwd): Likewise.
23284 (*vec_extractv2di_1_rex64): Likewise.
23285 (*vec_extractv2di_1_avx): Likewise.
23286 (sse2_psadbw): Likewise.
23287 (ssse3_phaddwv8hi3): Likewise.
23288 (ssse3_phaddwv4hi3): Likewise.
23289 (ssse3_phadddv4si3): Likewise.
23290 (ssse3_phadddv2si3): Likewise.
23291 (ssse3_phaddswv8hi3): Likewise.
23292 (ssse3_phaddswv4hi3): Likewise.
23293 (ssse3_phsubwv8hi3): Likewise.
23294 (ssse3_phsubwv4hi3): Likewise.
23295 (ssse3_phsubdv4si3): Likewise.
23296 (ssse3_phsubdv2si3): Likewise.
23297 (ssse3_phsubswv8hi3): Likewise.
23298 (ssse3_phsubswv4hi3): Likewise.
23299 (ssse3_pmaddubsw128): Likewise.
23300 (sse3_pmaddubsw: Likewise.
23301 (ssse3_palignrti): Likewise.
23302 (ssse3_palignrdi): Likewise.
23304 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23306 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23308 2009-04-06 Richard Guenther <rguenther@suse.de>
23310 PR tree-optimization/28868
23311 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23312 of which PHI results we inserted.
23313 (insert_into_preds_of_block): Record inserted PHIs.
23314 (eliminate): Eliminate redundant PHI nodes.
23315 (init_pre): Init inserted_phi_names.
23317 2009-04-06 Richard Guenther <rguenther@suse.de>
23319 PR tree-optimization/39643
23320 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23321 IMAGPART_EXPRs of complex constants.
23322 (execute_fold_all_builtins): If we folded a call queue
23323 TODO_update_address_taken.
23325 2009-04-06 Jan Hubicka <jh@suse.cz>
23327 PR middle-end/39659
23328 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23331 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23333 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23335 (ic_invalidate_array): Likewise.
23337 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23339 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23340 alignment for library calls.
23342 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23344 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23345 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23346 * config/i386/mingw-stdint.h: New file.
23348 2009-04-05 Richard Guenther <rguenther@suse.de>
23350 PR tree-optimization/39648
23351 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23352 our &A vs. &A[0] IL deficiencies.
23354 2009-04-04 Jan Hubicka <jh@suse.cz>
23356 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23357 removed toplevel regions.
23358 (sjlj_mark_call_sites): Likewise.
23360 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23362 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23363 (cygwin tm clause use_gcc_stdint): Set to wrap.
23364 * config/i386/cygwin-stdint.h: New file.
23366 2009-04-04 Richard Guenther <rguenther@suse.de>
23368 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23369 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23370 single-argument PHIs if we are in loop-closed SSA form.
23371 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23372 for the pre-condition.
23373 (slpeel_tree_peel_loop_to_edge): Likewise.
23374 (vect_build_loop_niters): Take an optional sequence to append stmts.
23375 (vect_generate_tmps_on_preheader): Likewise.
23376 (vect_do_peeling_for_loop_bound): Take extra guards for the
23378 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23379 the cost model check.
23380 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23381 guards if we are going to peel. Do not apply versioning in that case.
23382 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23383 (vect_do_peeling_for_loop_bound): Likewise.
23384 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23385 loop bound only record extra pre-conditions, do not apply loop
23388 2009-04-04 Richard Guenther <rguenther@suse.de>
23390 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23393 2009-04-04 Jan Hubicka <jh@suse.cz>
23395 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23396 last_basic_block for size of bb->index indexed array.
23397 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23398 compute_out, link_btr_uses, build_btr_def_use_webs,
23399 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23401 2009-04-04 Jan Hubicka <jh@suse.cz>
23403 * except.c (remove_eh_handler_and_replace): Break out from ...
23404 (remove_eh_handler): ... here.
23405 (bring_to_root): New function.
23406 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23407 handled ones, bring others to root of tree.
23409 2009-04-04 Jan Hubicka <jh@suse.cz>
23411 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23412 (all_phis_safe_to_merge): New function.
23413 (update_info): New structure.
23414 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23415 (cleanup_empty_eh): Update SSA if possible.
23417 2009-04-04 Richard Guenther <rguenther@suse.de>
23419 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23420 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23421 (append_vuse): Likewise.
23423 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23425 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23426 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23427 instead of REG_UNSAVED for DW_CFA_undefined.
23428 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23429 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23432 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23435 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23437 2009-04-04 Richard Guenther <rguenther@suse.de>
23439 PR tree-optimization/8781
23440 PR tree-optimization/37892
23441 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23442 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23443 (valueize_refs): Call it for *& valueizations.
23444 (shared_reference_ops_from_ref): Rename to ...
23445 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23446 (shared_reference_ops_from_call): Rename to ...
23447 (valueize_shared_reference_ops_from_call): ... this and valueize.
23448 (vn_reference_lookup): Update.
23449 (visit_reference_op_call): Likewise.
23450 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23451 (eliminate): Value-replace the call address in call statements.
23453 2009-04-04 Richard Guenther <rguenther@suse.de>
23455 PR tree-optimization/39636
23456 * tree-ssa-forwprop.c
23457 (forward_propagate_addr_into_variable_array_index): Check for
23458 GIMPLE_ASSIGN before accessing the rhs code.
23460 2009-04-03 Jason Merrill <jason@redhat.com>
23462 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23464 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23466 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23467 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23468 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23469 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23470 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23471 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23472 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23473 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23474 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23475 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23476 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23477 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23478 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23479 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23480 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23481 Use fr_reg_or_fp01_operand instead of fr_register_operand
23483 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23484 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23485 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23487 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23489 PR rtl-optimization/39607
23490 PR rtl-optimization/39631
23494 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23495 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23496 instead of DF_LR_OUT.
23497 * ira-lives.c (process_bb_node_lives): Ditto.
23498 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23499 instead of DF_LR_{OUT,IN}.
23500 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23501 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23503 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23505 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23506 (execute_lower_omp): Always run but take the short way out if -fopenmp
23508 (gate_lower_omp): Remove, forcing the pass manager to always run the
23509 pass and always set PROP_gimple_lomp.
23510 (pass_lower_omp): Remove gate function.
23511 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23512 PROP_trees. Instead, require it.
23513 * ipa-cp.c (pass_ipa_cp): Likewise.
23514 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23515 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23516 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23517 and PROP_gimple_leh.
23519 2009-04-03 Richard Guenther <rguenther@suse.de>
23521 PR middle-end/13146
23522 PR tree-optimization/23940
23523 PR tree-optimization/33237
23524 PR middle-end/33974
23525 PR middle-end/34093
23526 PR tree-optimization/36201
23527 PR tree-optimization/36230
23528 PR tree-optimization/38049
23529 PR tree-optimization/38207
23530 PR tree-optimization/38230
23531 PR tree-optimization/38301
23532 PR tree-optimization/38585
23533 PR middle-end/38895
23534 PR tree-optimization/38985
23535 PR tree-optimization/39299
23536 * tree-ssa-structalias.h: Remove.
23537 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23538 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23539 (struct vuse_element_d): Remove.
23540 (struct vuse_vec_d): Likewise.
23541 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23542 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23543 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23544 VUSE_ELEMENT_VAR): Likewise.
23545 (struct voptype_d): Likewise.
23546 (NUM_VOP_FREE_BUCKETS): Likewise.
23547 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23548 (struct stmt_operands_d): Remove.
23549 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23550 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23551 VDEF_NUM, VDEF_VECT): Likewise.
23552 (copy_virtual_operands): Remove.
23553 (operand_build_cmp): Likewise.
23554 (create_ssa_artificial_load_stmt): Likewise.
23555 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23556 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23557 vuse_index and mayuse_index members. Pack and move done and iter_type
23558 members to the front.
23559 (SSA_OP_VMAYUSE): Remove.
23560 (SSA_OP_VIRTUAL_USES): Adjust.
23561 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23562 (unlink_stmt_vdef): Declare.
23563 (add_to_addressable_set): Remove.
23564 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23565 (vrp_visit_stmt): Likewise.
23566 * doc/tree-ssa.texi (Alias analysis): Update.
23567 * doc/invoke.texi (max-aliased-vops): Remove docs.
23568 (avg-aliased-vops): Likewise.
23569 * tree-into-ssa.c (syms_to_rename): Remove.
23570 (need_to_update_vops_p): Likewise.
23571 (need_to_initialize_update_ssa_p): Rename to ...
23572 (update_ssa_initialized_fn): ... this. Track function we are
23574 (symbol_marked_for_renaming): Simplify.
23575 (add_new_name_mapping): Do not set need_to_update_vops_p.
23576 (dump_currdefs): Use SYMS_TO_RENAME.
23577 (rewrite_update_stmt): Always walk all uses/defs.
23578 (dump_update_ssa): Adjust.
23579 (init_update_ssa): Take function argument. Track what we are
23581 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23582 (create_new_def_for): Initialize for cfun, assert we are initialized
23584 (mark_sym_for_renaming): Simplify.
23585 (mark_set_for_renaming): Do not initialize update-ssa.
23586 (need_ssa_update_p): Simplify. Take function argument.
23587 (name_mappings_registered_p): Assert we ask for the correct function.
23588 (name_registered_for_update_p): Likewise.
23589 (ssa_names_to_replace): Likewise.
23590 (release_ssa_name_after_update_ssa): Likewise.
23591 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23592 (dump_decl_set): Do not print a newline.
23593 (debug_decl_set): Do it here.
23594 (dump_update_ssa): And here.
23595 * tree-ssa-loop-im.c (move_computations): Adjust.
23596 (movement_possibility): Likewise.
23597 (determine_max_movement): Likewise.
23598 (gather_mem_refs_stmt): Likewise.
23599 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23600 or NAME_MEMORY_TAG.
23601 * tree-complex.c (update_all_vops): Remove.
23602 (expand_complex_move): Adjust.
23603 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23604 Simplify test for memory referencing statement. Exclude
23605 non-invariant ADDR_EXPRs.
23606 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23607 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23608 (rdg_flag_uses): Likewise.
23609 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23611 (tree_optimize_tail_calls_1): Also split the
23612 edge from the entry block if we have degenerate PHI nodes in
23613 the first basic block.
23614 * tree.c (init_ttree): Remove memory-tag related code.
23615 (tree_code_size): Likewise.
23616 (tree_node_structure): Likewise.
23617 (build7_stat): Re-write to be build6_stat.
23618 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23619 (SSA_VAR_P): Adjust.
23620 (struct tree_memory_tag): Remove.
23621 (struct tree_memory_partition_tag): Likewise.
23622 (union tree_node): Adjust.
23623 (build7): Re-write to be build6.
23624 * tree-pass.h (pass_reset_cc_flags): Remove.
23625 (TODO_update_address_taken): New flag.
23626 (pass_simple_dse): Remove.
23627 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23628 * params.h (MAX_ALIASED_VOPS): Remove.
23629 (AVG_ALIASED_VOPS): Likewise.
23630 * omp-low.c (expand_omp_taskreg): Update SSA form.
23631 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23632 aliases the lhs in a copy stmt.
23633 * tree-ssa-dse.c (struct address_walk_data): Remove.
23634 (memory_ssa_name_same): Likewise.
23635 (memory_address_same): Likewise.
23636 (get_kill_of_stmt_lhs): Likewise.
23637 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23638 unused stores. Look through PHI nodes into post-dominated regions.
23639 (dse_optimize_stmt): Simplify. Properly remove stores.
23640 (tree_ssa_dse): Compute dominators.
23641 (execute_simple_dse): Remove.
23642 (pass_simple_dse): Likewise.
23643 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23644 gimple_loaded_syms and gimple_stored_syms computation.
23645 * toplev.c (dump_memory_report): Dump alias and pta stats.
23646 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23647 (vn_reference_eq): Likewise.
23648 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23649 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23650 valueize_vuses): Remove.
23651 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23652 (get_def_ref_stmt_vuse): ... this.
23653 (vn_reference_lookup_2): New function.
23654 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23655 walking equivalent vuses. Simplify.
23656 (vn_reference_lookup): Likewise.
23657 (vn_reference_insert): Likewise.
23658 (vn_reference_insert_pieces): Likewise.
23659 (visit_reference_op_call): Simplify.
23660 (visit_reference_op_load): Likewise.
23661 (visit_reference_op_store): Likewise.
23662 (init_scc_vn): Remove shared_lookup_vuses initialization.
23663 (free_scc_vn): Remove shared_lookup_vuses freeing.
23664 (sort_vuses, sort_vuses_heap): Remove.
23665 (get_ref_from_reference_ops): Export.
23666 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23667 vector with single vuse pointer.
23668 (vn_reference_lookup_pieces, vn_reference_lookup,
23669 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23670 (shared_vuses_from_stmt): Remove.
23671 (get_ref_from_reference_ops): Declare.
23672 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23673 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23674 memory-tag related code.
23675 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23676 (likely_value): Add comment, skip static-chain of call statements.
23677 (surely_varying_stmt_p): Adjust.
23678 (gimplify_and_update_call_from_tree): Likewise.
23679 (execute_fold_all_builtins): Do not rebuild alias info.
23680 (gimplify_and_update_call_from_tree): Properly update VOPs.
23681 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23682 (copy_ref_info): Remove memory-tag related code.
23683 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23684 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23685 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23687 * tree-ssa-dom.c (gimple_p): Remove typedef.
23688 (eliminate_redundant_computations): Adjust.
23689 (record_equivalences_from_stmt): Likewise.
23690 (avail_expr_hash): Likewise.
23691 (avail_expr_eq): Likewise.
23692 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23693 (stmt_makes_single_load): Likewise.
23694 (stmt_makes_single_store): Likewise.
23695 * tree-ssa-alias.c: Rewrite completely.
23696 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23697 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23698 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23699 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23700 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23701 Remove public functions.
23702 (pass_reset_cc_flags): Remove.
23703 (pass_build_alias): Move ...
23704 * tree-ssa-structalias.c (pass_build_alias): ... here.
23705 * tree-ssa-alias.c (may_be_aliased): Move ...
23706 * tree-flow-inline.h (may_be_aliased): ... here.
23707 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23708 count_uses_and_derefs): Move ...
23709 * gimple.c: ... here.
23710 * gimple.h (count_uses_and_derefs): Declare.
23711 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23712 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23713 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23714 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23715 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23716 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23717 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23719 * tree-dfa.c (refs_may_alias_p): Move ...
23720 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23721 * tree-ssa-alias.h: New file.
23722 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23723 (statement_sink_location): Likewise.
23724 * opts.c (decode_options): Do not adjust max-aliased-vops or
23725 avg-aliased-vops values.
23726 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23727 (TV_CALL_CLOBBER): Likewise.
23728 (TV_FLOW_SENSITIVE): Likewise.
23729 (TV_FLOW_INSENSITIVE): Likewise.
23730 (TV_MEMORY_PARTITIONING): Likewise.
23731 (TV_ALIAS_STMT_WALK): New timevar.
23732 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23733 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23734 (get_address_description): Remove memory-tag related code.
23735 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23736 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23737 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23738 and immediate uses in statements. Document.
23739 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23740 (dump_symbols): Remove.
23741 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23742 * alias.c (get_deref_alias_set): New function split out from ...
23743 (get_alias_set): ... here.
23744 * alias.h (get_deref_alias_set): Declare.
23745 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23746 type parameter. Remove restrict pointer handling. Create a
23747 ref-all pointer in case type-based alias sets do not conflict.
23748 (vect_analyze_data_refs): Remove SMT related code.
23749 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23750 (vectorizable_load): Likewise.
23751 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23752 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23753 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23754 Ignore vops and SMTs.
23755 (dr_analyze_alias): Likewise..
23756 (free_data_ref): Likewise.
23757 (create_data_ref): Likewise.
23758 (analyze_all_data_dependences): Likewise.
23759 (get_references_in_stmt): Adjust.
23760 * tree-flow-inline.h (gimple_aliases_computed_p,
23761 gimple_addressable_vars, gimple_call_clobbered_vars,
23762 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23763 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23764 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23765 gimple_mem_ref_stats): Remove.
23766 (gimple_vop): New function.
23767 (op_iter_next_use): Remove vuses and mayuses cases.
23768 (op_iter_next_def): Remove vdefs case.
23769 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23770 (clear_and_done_ssa_iter): Do not set removed fields.
23771 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23772 Assert we are not iterating over vuses or vdefs if not also
23773 iterating over uses or defs.
23774 (op_iter_init_use): Likewise.
23775 (op_iter_init_def): Likewise.
23776 (op_iter_next_vdef): Remove.
23777 (op_iter_next_mustdef): Likewise.
23778 (op_iter_init_vdef): Likewise.
23779 (compare_ssa_operands_equal): Likewise.
23780 (link_use_stmts_after): Handle vuse operand.
23781 (is_call_used): Use is_call_clobbered.
23782 (is_call_clobbered): Global variables are always call clobbered,
23783 query the call-clobbers bitmap.
23784 (mark_call_clobbered): Ignore global variables.
23785 (clear_call_clobbered): Likewise.
23786 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23787 virtual operands sanity check.
23788 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23790 (TARGET_MEM_REF): Remove TMR_TAG operand.
23791 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23792 Remove call-clobber related code.
23793 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23794 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23795 partitions or escape reason.
23796 (get_single_def_stmt, get_single_def_stmt_from_phi,
23797 get_single_def_stmt_with_phi): Remove.
23798 (dump_referenced_vars): Tidy.
23799 (get_ref_base_and_extent): Allow bare decls.
23800 (collect_dfa_stats): Adjust.
23801 * graphite.c (rename_variables_in_stmt): Adjust.
23802 (graphite_copy_stmts_from_block): Likewise.
23803 (translate_clast): Likewise.
23804 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23806 (translate_vuse_through_block): Use the oracle.
23807 (phi_translate_1): Adjust.
23808 (value_dies_in_block_x): Use the oracle. Cache the outcome
23810 (valid_in_sets): Check if the VUSE for
23811 a REFERENCE is available.
23812 (eliminate): Do not remove stmts during elimination,
23813 instead queue and remove them afterwards.
23814 (do_pre): Do not rebuild alias info.
23815 (pass_pre): Run TODO_rebuild_alias before PRE.
23816 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23817 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23818 (mark_all_v_defs_stmt): Remove.
23819 (mark_all_v_defs_seq): Adjust.
23820 (sra_replace): Likewise.
23821 (scalarize_use): Likewise.
23822 (scalarize_copy): Likewise.
23823 (scalarize_init): Likewise.
23824 (scalarize_ldst): Likewise.
23825 (todoflags): Remove.
23826 (tree_sra): Do not rebuild alias info.
23827 (tree_sra_early): Adjust.
23828 (pass_sra): Run TODO_update_address_taken before SRA.
23829 * tree-predcom.c (set_alias_info): Remove.
23830 (prepare_initializers_chain): Do not call it.
23831 (mark_virtual_ops_for_renaming): Adjust.
23832 (mark_virtual_ops_for_renaming_list): Remove.
23833 (initialize_root_vars): Adjust.
23834 (initialize_root_vars_lm): Likewise.
23835 (prepare_initializers_chain): Likewise.
23836 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23837 (may_propagate_copy_into_stmt): Likewise.
23838 (merge_alias_info): Do nothing for now.
23839 (propagate_tree_value_into_stmt): Adjust.
23840 (stmt_may_generate_copy): Likewise.
23841 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23842 not mark symbols for renaming.
23843 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23844 with the same statement, make sure to update the new pointed-to one.
23845 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23846 call statements, do not mark symbols for renaming.
23847 (mark_operand_necessary): Dump something.
23848 (ref_may_be_aliased): New function.
23849 (mark_aliased_reaching_defs_necessary_1): New helper function.
23850 (mark_aliased_reaching_defs_necessary): Likewise.
23851 (mark_all_reaching_defs_necessary_1): Likewise.
23852 (mark_all_reaching_defs_necessary): Likewise.
23853 (propagate_necessity): Do not process virtual PHIs. For
23854 non-aliased loads mark all reaching definitions as necessary.
23855 For aliased loads and stores mark the immediate dominating
23856 aliased clobbers as necessary.
23857 (visited): New global static.
23858 (perform_tree_ssa_dce): Free visited bitmap after propagating
23860 (remove_dead_phis): Perform simple dead virtual PHI removal.
23861 (remove_dead_stmt): Properly unlink virtual operands when
23863 (eliminate_unnecessary_stmts): Schedule PHI removal after
23865 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23866 (process_replaceable): Likewise.
23867 (find_replaceable_in_bb): Likewise.
23868 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23869 based on the single gimple vop.
23870 (verify_flow_insensitive_alias_info): Remove.
23871 (verify_flow_sensitive_alias_info): Likewise.
23872 (verify_call_clobbering): Likewise.
23873 (verify_memory_partitions): Likewise.
23874 (verify_alias_info): Likewise.
23875 (verify_ssa): Adjust..
23876 (execute_update_addresses_taken): Export. Update SSA
23877 manually. Optimize only when optimizing. Use a local bitmap.
23878 (pass_update_address_taken): Remove TODO_update_ssa, add
23880 (pass_update_address_taken): Just use TODO_update_address_taken.
23881 (init_tree_ssa): Do not initialize addressable_vars.
23882 (verify_ssa): Verify new VUSE / VDEF properties.
23883 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23884 Do not call verify_alias_info.
23885 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23886 Do not free the loaded and stored syms bitmaps. Reset the escaped
23887 and callused solutions. Do not free addressable_vars.
23888 Remove memory-tag related code.
23889 (warn_uninitialized_var): Aliases are always available.
23890 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23891 * lambda-code.c (can_put_in_inner_loop): Adjust.
23892 (can_put_after_inner_loop): Likewise.
23893 (perfect_nestify): Likewise.
23894 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23895 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23896 (vectorizable_conversion): Do not mark symbols for renaming.
23897 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23898 (expand_call_inline): Unlink the calls virtual operands before
23900 (tree_function_versioning): Do not call update_ssa if we are not
23901 updating clones. Simplify.
23902 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23903 (propagate_with_phi): Likewise..
23904 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23905 clobber code. Assert we are not aliased or global.
23906 * tree-flow.h: Include tree-ssa-alias.h
23907 (enum escape_type): Remove.
23908 (struct mem_sym_stats_d): Likewise.
23909 (struct mem_ref_stats_d): Likewise.
23910 (struct gimple_df): Add vop member. Remove global_var,
23911 call_clobbered_vars, call_used_vars, addressable_vars,
23912 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23913 escaped and callused members.
23914 (struct ptr_info_def): Remove all members, add points-to solution
23916 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23917 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23918 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23919 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23920 (tree-ssa-alias.o): Likewise.
23921 (toplev.o): Add tree-ssa-alias.h
23922 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23923 * gimple.c (gimple_set_bb): Fix off-by-one error.
23924 (is_gimple_reg): Do not handle memory tags.
23925 (gimple_copy): Also copy virtual operands.
23926 Delay updating the statement. Do not reset loaded and stored syms.
23927 (gimple_set_stored_syms): Remove.
23928 (gimple_set_loaded_syms): Likewise.
23929 (gimple_call_copy_skip_args): Copy the virtual operands
23930 and mark the new statement modified.
23931 * tree-ssa-structalias.c (may_alias_p): Remove.
23932 (set_uids_in_ptset): Take the alias set to prune with as
23933 parameter. Fold in the alias test of may_alias_p.
23934 (compute_points_to_sets): Compute whether a ptr is dereferenced
23935 in a local sbitmap.
23936 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23937 other ADDRESSOF constraints on the lhs.
23938 (get_constraint_for_component_ref): Assert that we don't get
23939 ADDRESSOF constraints from the base of the reference.
23940 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23941 (struct variable_info): Remove collapsed_to member.
23942 (get_varinfo_fc): Remove.
23943 (new_var_info): Do not set collapsed_to.
23944 (dump_constraint): Do not follow cycles.
23945 (dump_constraint_graph): Likewise.
23946 (build_pred_graph): Likewise.
23947 (build_succ_graph): Likewise.
23948 (rewrite_constraints): Likewise.
23949 (do_simple_structure_copy): Remove.
23950 (do_rhs_deref_structure_copy): Remove.
23951 (do_lhs_deref_structure_copy): Remove.
23952 (collapse_rest_of_var): Remove.
23953 (do_structure_copy): Re-implement.
23954 (pta_stats): New global variable.
23955 (dump_pta_stats): New function.
23956 (struct constraint_expr): Make offset signed.
23957 (UNKNOWN_OFFSET): Define special value.
23958 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23959 (solution_set_expand): New helper function split out from ...
23960 (do_sd_constraint): ... here.
23961 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23962 (do_ds_constraint): Likewise.
23963 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23964 and CALLUSED = *CALLUSED.
23965 (set_union_with_increment): Make inc argument signed.
23966 (type_safe): Remove.
23967 (get_constraint_for_ptr_offset): Handle unknown and negative
23969 (first_vi_for_offset): Handle offsets before start. Bail
23970 out early for offsets beyond the variable extent.
23971 (first_or_preceding_vi_for_offset): New function.
23972 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23973 Together with ESCAPED = *ESCAPED this properly computes reachability.
23974 (find_what_var_points_to): New function.
23975 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23976 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23977 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23978 pt_solutions_intersect): New functions.
23979 (compute_call_used_vars): Remove.
23980 (compute_may_aliases): New main entry into PTA computation.
23981 * gimple.h (gimple_p): New typedef.
23982 (struct gimple_statement_base): Remove references_memory_p.
23983 (struct gimple_statement_with_memory_ops_base): Remove
23984 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23986 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23987 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23988 gimple_set_references_memory): Remove.
23989 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23990 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23992 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23993 (verify_expr): Allow RESULT_DECL.
23994 (gimple_duplicate_bb): Do not copy virtual operands.
23995 (gimple_duplicate_sese_region): Adjust.
23996 (gimple_duplicate_sese_tail): Likewise.
23997 (mark_virtual_ops_in_region): Remove.
23998 (move_sese_region_to_fn): Do not call it.
23999 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24000 and pass_simple_dse.
24001 (execute_function_todo): Handle TODO_update_address_taken,
24002 call execute_update_addresses_taken for TODO_rebuild_alias.
24003 (execute_todo): Adjust.
24004 (execute_one_pass): Init dump files early.
24005 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24007 (create_general_new_stmt): Clear vops.
24008 * tree-ssa-reassoc.c (get_rank): Adjust.
24009 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24010 symbols for renaming.
24011 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24012 (PARAM_AVG_ALIASED_VOPS): Likewise.
24013 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24014 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24015 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24016 (operand_build_cmp, copy_virtual_operands,
24017 create_ssa_artificial_load_stmt, add_to_addressable_set,
24018 gimple_add_to_addresses_taken): Remove public functions.
24019 (unlink_stmt_vdef): New function.
24021 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24023 * config.gcc (powerpc-*-linux*): Merge variants.
24025 2009-04-02 Chao-ying Fu <fu@mips.com>
24026 James Grosbach <james.grosbach@microchip.com>
24028 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24029 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24031 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24032 keep_interrupts_masked_p, use_debug_exception_return_p.
24033 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24034 keep_interrupts_masked, use_debug_exception_return.
24035 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24036 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24038 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24039 (mips_print_operand): Process COP0 registers to print $0 .. $31
24040 correctly for GAS to process.
24041 (mips_interrupt_extra_call_saved_reg_p): New function.
24042 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24044 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24045 (mips_compute_frame_info): Add supports for interrupt context that
24046 includes doubleword accumulators and COP0 registers.
24047 (mips_for_each_saved_acc): New function.
24048 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24049 mips_for_each_saved_reg.
24050 (mips_save_reg): Save accumulators.
24051 (mips_kernel_reg_p): A new for_each_rtx callback.
24052 (mips_expand_prologue): Support interrupt handlers.
24053 (mips_restore_reg): Restore accumulators.
24054 (mips_expand_epilogue): Support interrupt handlers.
24055 (mips_can_use_return_insn): Return false for interrupt handlers.
24056 (mips_epilogue_uses): New function.
24057 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24058 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24059 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24060 cop0_move): New instructions.
24061 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24062 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24064 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24066 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24067 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24068 interrupt handlers, we use K0 as the temporary register.
24069 (EPILOGUE_USES): Change to a function call.
24070 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24071 handlers, we use K0 as the temporary register.
24073 * doc/extend.texi (Function Attributes): Document interrupt,
24074 use_shadow_register_set, keep_interrupts_masked,
24075 use_debug_exception_return for MIPS attributes.
24077 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24079 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24080 Remove a number of t-files from tmake_file.
24081 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24082 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24083 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24084 target_prototype, not TARGET_PROTOTYPE.
24085 (LINK_OS_GNU_SPEC): Define.
24086 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24087 and darwin-ldoubdle.c.
24089 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24092 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24093 (cpp_options): Ditto.
24094 (default_compilers): Ditto.
24095 (display_help): Ditto.
24096 (process_command): Ditto.
24097 (do_spec_1): Ditto.
24098 (set_input): Use lbasename instead of duplicate code.
24099 (save_temps_prefix): New static for -save-temps=obj.
24100 (save_temps_length): Ditto.
24102 * doc/invoke.texi (-save-temps=obj): Document new variant to
24103 -save-temps switch.
24105 2009-04-02 Jeff Law <law@redhat.com>
24107 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24110 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24112 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24113 * configure: Regenerated.
24115 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24117 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24118 share the argument list.
24120 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24124 2009-02-12 Diego Novillo <dnovillo@google.com>
24126 * varpool.c (debug_varpool): New.
24127 * cgraph.h (debug_varpool): Declare.
24129 2009-04-02 Jan Hubicka <jh@suse.cz>
24131 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24134 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24136 * config/i386/i386.c (ix86_abi): Move initialization to ...
24137 (override_options): Here.
24139 2009-04-02 Christian Bruel <christian.bruel@st.com>
24141 * config/sh/sh.c (sh_dwarf_register_span): New function.
24142 (TARGET_DWARF_REGISTER_SPAN): Define.
24143 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24145 2009-04-02 Ira Rosen <irar@il.ibm.com>
24147 PR tree-optimization/39595
24148 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24149 interleaved loads group is not greater than the SLP group size.
24151 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24153 * builtins.c (is_builtin_name): New.
24154 (called_as_built_in): Use is_builtin_name.
24155 * tree.h (is_builtin_name): New.
24156 * varasm.c (incorporeal_function_p): Use is_builtin_name
24158 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24160 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24162 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24165 * c-decl.c (clone_underlying_type): Move this ...
24166 * c-common.c (set_underlying_type): ... here.
24167 Also, make sure the function properly sets TYPE_STUB_DECL() on
24168 the newly created typedef variant type.
24169 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24170 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24173 2009-04-02 Richard Guenther <rguenther@suse.de>
24175 PR tree-optimization/37221
24176 * tree-flow.h (degenerate_phi_result): Declare.
24177 * tree-ssa-dom.c (degenerate_phi_result): Export.
24178 * tree-scalar-evolution.c (analyze_initial_condition): If
24179 the initial condition is defined by a degenerate PHI node
24180 use the degenerate value.
24182 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24184 PR rtl-optimization/39588
24185 * combine.c (merge_outer_ops): Do not set the constant when this
24187 (simplify_shift_const_1): Do not modify it either in this case.
24189 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24191 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24192 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24194 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24197 * c-lex.c (interpret_float): Default (no suffix) is double.
24199 2009-04-1 Xinliang David Li <davidxl@google.com>
24201 * config/i386/i386.c (legitimate_constant_p): Recognize
24202 all one vector constant.
24204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24206 * config/vax/vax.c: Add #includes to silence warnings.
24207 Change #include order to silence two warnings.
24209 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24211 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24212 (ASM_SPEC): Pass -k to the assembler for PIC code.
24214 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24216 * config.gcc: Add vax-*-linux* to the switch.
24217 * config/vax/linux.h: New file. (TARGET_VERSION,
24218 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24220 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24222 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24223 Use predicate macros instead of GET_CODE() == foo.
24224 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24225 ashlsi3, rotrsi3, <unnamed>): Likewise.
24227 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24229 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24230 jbbccihi, jbbccisi): Remova trailing whitespace.
24231 * config/vax/constraints.md: Likewise.
24232 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24233 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24234 * config/vax/predicates.md: Likewise.
24235 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24236 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24237 * config/vax/vax.h: Likewise.
24238 * config/vax/vax.md (nonlocal_goto): Likewise.
24240 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24242 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24243 (indirectable_address_p, adjacent_operands_p): Add spaces around
24245 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24247 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24249 * config/vax/vax.c (legitimate_constant_address_p,
24250 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24251 index_term_p, reg_plus_index_p, legitimate_address_p,
24252 vax_mode_dependent_address_p): Update comments to match functions
24253 modified by the recent int->bool conversion.
24255 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24257 * config/vax/builtins.md: Update copyright message.
24258 * config/vax/constraints.md: Likewise.
24259 * config/vax/netbsd-elf.h: Likewise.
24260 * config/vax/predicates.md: Likewise.
24261 * config/vax/vax-protos.h: Likewise.
24262 * config/vax/vax.c: Likewise.
24263 * config/vax/vax.h: Likewise.
24264 * config/vax/vax.md: Likewise.
24265 * config/vax/vax.opt: Likewise.
24267 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24269 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24270 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24271 * config/vax/constraints.md (B, R): Likewise.
24272 * config/vax/predicates.md (external_memory_operand,
24273 nonimmediate_addsub_di_operand): Likewise.
24274 * config/vax/vax.c (vax_output_int_add): Likewise.
24275 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24276 untyped_call): Likewise.
24278 2009-04-01 Matt Thomas <matt@3am-software.com>
24280 * config/vax/predicates.md: New file.
24281 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24282 external_const_operand, nonsymbolic_operand, external_memory_operand,
24283 indirect_memory_operand, indexed_memory_operand,
24284 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24285 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24287 * config/vax/constraints.md: New file.
24288 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24290 * config/vax/builtins.md: New file.
24291 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24292 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24294 * config/vax/vax.opt (mqmath): Add option.
24295 * config/vax/vax.md (isfx): Extend with DI.
24296 (VAXintQH, VAXintQHSD): Define.
24297 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24298 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24299 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24300 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24301 (movdi): Update constraints and use vax_output_int_move().
24302 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24303 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24304 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24305 nonlocal_goto): New.
24306 (mov<mode>): Extend accepted operand types.
24307 (subdi3_old): Rename from subdi3, change update constraints and use
24308 a new implementation.
24309 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24310 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24311 MOVE_RATIO, CLEAR_RATIO): Define.
24312 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24313 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24314 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24315 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24316 (split_quadword_operands): Make static and really allow variable
24318 (print_operand_address): Update for PIC generation.
24319 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24320 indexable_address_p, fixup_mathdi_operand,
24321 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24322 (vax_float_literal, legitimate_constant_p,
24323 indirectable_constant_address_p, index_term_p,
24324 reg_plus_index_p): Return bool instead of int.
24325 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24327 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24329 (vax_output_conditional_branch): Indent.
24330 (legitimate_constant_address_p, indirectable_constant_address_p,
24331 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24332 vax_mode_dependent_address_p): Return bool instead of int, update for
24334 * config/vax/vax-protos.h (legitimate_constant_address_p,
24335 legitimate_constant_p, legitimate_address_p,
24336 vax_mode_dependent_address_p): Change declaration to bool.
24337 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24338 vax_expand_addsub_di_operands, vax_output_int_subtract,
24339 vax_output_movmemsi): Declare.
24340 (split_quadword_operands, vax_float_literal): Delete declaration.
24341 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24342 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24343 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24344 ASM_OUTPUT_DWARF_PCREL): Define.
24345 (ASM_SPEC): Change definition to allow PIC generation.
24347 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24349 * doc/sourcebuild.texi: Update front-end requirements.
24351 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24354 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24355 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24356 (booldi3_internal3): Use boolean_or_operator instead of
24359 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24362 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24363 declarator whose size is not an integer constant expression but
24364 folds to an integer constant, then treat it as a constant
24367 2009-04-01 Richard Guenther <rguenther@suse.de>
24369 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24370 i * 4 + 2 to (i * 2 + 1) * 2.
24372 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24375 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24376 return if c_parser_asm_string_literal returned NULL.
24378 2009-04-01 Nick Clifton <nickc@redhat.com>
24380 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24382 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24383 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24384 other typedefs to avoid conflicts with libgcc2.c. Define labels
24385 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24387 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24388 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24391 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24393 * varasm.c (default_function_rodata_section): Declare DOT as
24396 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24397 Andrey Galkin <agalkin@hypercom.com>
24400 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24401 Make object_name unique for each process.
24403 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24406 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24407 addressable variables in the parallel that could go out of scope while
24408 running queued tasks.
24410 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24412 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24413 (CASE_VALUES_THRESHOLD): Redefine.
24414 * config/avr/avr.c (avr_override_options): Remove initialization of
24415 avr_case_values_threshold variable.
24416 (avr_case_values_threshold): Remove variable. Add new function.
24417 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24418 * config/avr/avr.opt (mno-tablejump): Remove option.
24419 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24421 2009-04-01 DJ Delorie <dj@redhat.com>
24423 * varasm.c (default_function_rodata_section): Don't assume
24424 anything about where the first '.' in the section name is.
24426 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24428 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24429 rs6000_emit_stack_tie.
24431 2009-03-31 Ian Lance Taylor <iant@google.com>
24433 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24434 gimple_code with GIMPLE_RESX, not RESX.
24436 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24438 * c-common.c (c_get_ident): New.
24439 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24441 2009-04-01 Ben Elliston <bje@au.ibm.com>
24443 * config/rs6000/sysv4.opt (msdata): Improve option description.
24445 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24447 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24448 (divdf3_internal_lat): Remove.
24449 (divxf3_internal_lat): Remove.
24450 (divxf3_internal_thr): Remove.
24451 (divxf): Use divxf3_internal.
24452 * config/ia64/div.md (divsf3_internal_lat): New.
24453 (divdf3_internal_lat): New.
24454 (divxf3_internal): New.
24456 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24459 * Makefile.in (USE_GCC_STDINT): Define.
24460 (stmp-int-hdrs): Install stdint.h if applicable.
24461 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24463 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24464 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24465 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24466 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24467 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24468 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24469 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24470 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24471 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24472 (c_common_nodes_and_builtins): Initialize
24473 underlying_wchar_type_node. Do not initialize
24474 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24475 nodes for new types.
24476 (c_stddef_cpp_builtins): Define macros for new types.
24477 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24479 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24480 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24481 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24482 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24483 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24484 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24485 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24486 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24487 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24488 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24489 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24490 int16_type_node, int32_type_node, int64_type_node,
24491 uint8_type_node, uint16_type_node, c_uint32_type_node,
24492 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24493 int_least32_type_node, int_least64_type_node,
24494 uint_least8_type_node, uint_least16_type_node,
24495 uint_least32_type_node, uint_least64_type_node,
24496 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24497 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24498 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24499 uintptr_type_node): Define.
24500 * c-cppbuiltin.c (builtin_define_constants,
24501 builtin_define_type_minmax): New.
24502 (builtin_define_stdint_macros): Define more macros.
24503 (c_cpp_builtins): Define more limit macros.
24504 (type_suffix): New.
24505 (builtin_define_type_max): Define in terms of
24506 builtin_define_type_minmax. Remove is_long parameter. All
24508 * config.gcc (use_gcc_stdint): Define.
24509 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24510 Add newlib-stdint.h for generic targets.
24511 * config/glibc-stdint.h, config/newlib-stdint.h,
24512 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24513 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24514 * config/score/score.h (UINTPTR_TYPE): Define.
24515 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24516 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24517 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24518 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24519 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24520 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24521 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24522 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24523 * config/spu/spu.h (STDINT_LONG32): Define.
24524 * configure.ac (use_gcc_stdint): Substitute.
24525 * configure: Regenerate.
24526 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24527 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24528 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24529 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24530 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24531 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24532 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24533 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24534 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24535 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24536 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24537 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24538 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24539 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24540 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24541 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24542 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24543 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24544 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24545 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24546 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24547 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24548 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24549 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24550 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24551 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24552 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24553 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24554 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24556 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24558 * loop-iv.c (suitable_set_for_replacement): Renamed from
24559 simplify_using_assignment; changed to return bool and to accept new
24560 args DEST and SRC. Return true iff we find a source/destination pair
24561 that can be used to make a replacement, and fill SRC and DEST if so.
24562 Remove arg ALTERED. Don't deal with altered regs here. All callers
24564 (simplify_using_initial_values): Deal with altered regs here and track
24565 more precisely the effect they have on the validity of our expression.
24567 * loop-iv.c (simplify_using_condition): A condition of the form
24568 (EQ REG CONST) can be used to simply make a substitution.
24569 (simplify_using_initial_values): Keep track of conditions we have seen
24570 and keep using them to simplify new expressions, while applying the
24571 same substitutions to them as to the expression.
24573 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24574 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24577 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24578 changed. Use this when trying to improve the upper bound.
24579 Generate the comparison by using simplify_gen_relational.
24581 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24583 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24585 (simplify_using_assignment, simplify_using_initial_values): Call
24586 replace_in_expr to make replacements. Call replace_single_def_regs
24587 once on the initial version of the expression.
24589 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24592 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24594 2009-03-31 Richard Guenther <rguenther@suse.de>
24596 PR middle-end/31029
24597 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24598 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24600 2009-03-31 Richard Guenther <rguenther@suse.de>
24602 * tree.h (div_if_zero_remainder): Declare.
24603 * fold-const.c (div_if_zero_remainder): Export.
24604 * tree-ssa-forwprop.c
24605 (forward_propagate_addr_into_variable_array_index): Handle
24606 constant array index addition outside of the variable index.
24608 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24611 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24612 define_splits, floatunssi<mode>2): Require x87 conversions from
24613 DImode to be permitted.
24615 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24617 PR preprocessor/15638
24618 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24620 2009-03-31 Richard Guenther <rguenther@suse.de>
24622 PR middle-end/23401
24623 PR middle-end/27810
24624 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24625 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24626 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24627 a separate statement.
24628 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24629 (lookup_tmp_var): Likewise.
24630 (is_gimple_formal_tmp_or_call_rhs): Remove.
24631 (is_gimple_reg_or_call_rhs): Rename to ...
24632 (is_gimple_reg_rhs_or_call): ... this.
24633 (is_gimple_mem_or_call_rhs): Rename to ...
24634 (is_gimple_mem_rhs_or_call): ... this.
24635 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24636 DECL_GIMPLE_REG_P only if is_formal is true.
24637 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24638 for non-proper post-modify expression gimplification.
24639 (gimplify_self_mod_expr): For post-modify expressions gimplify
24640 the lvalue to a minimal lvalue.
24641 (rhs_predicate_for): Remove formal temp case.
24642 (gimplify_modify_expr_rhs): Likewise.
24643 (gimplify_addr_expr): Use is_gimple_reg.
24644 (gimplify_expr): Remove formal temp cases.
24645 (gimple_regimplify_operands): Likewise.
24646 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24647 and FILTER_EXPR like constants.
24648 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24650 (is_gimple_formal_tmp_rhs): Remove.
24651 (is_gimple_reg_rhs): Remove special casing.
24652 (is_gimple_mem_rhs): Fix.
24653 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24654 (is_gimple_formal_tmp_var): Remove.
24655 (is_gimple_formal_tmp_reg): Likewise.
24656 (is_gimple_min_lval): Allow invariant component ref parts.
24657 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24658 is_gimple_formal_tmp_reg): Remove declarations.
24659 * tree-cfg.c (verify_expr): Verify that variables with address
24660 taken do not have DECL_GIMPLE_REG_P set.
24661 * tree-mudflap.c (mf_build_check_statement_for): Use
24662 force_gimple_operand instead of gimplify_expr.
24664 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24666 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24667 schedulable rows to compute_split_row.
24669 2009-03-31 Ben Elliston <bje@au.ibm.com>
24672 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24675 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24677 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24678 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24679 * configure: Regenerate.
24680 * config.in: Regenerate.
24681 * config/rs6000/rs6000.opt (mtls-markers): Add.
24682 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24683 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24684 (tls_ld_aix, tls_ld_sysv): Likewise.
24685 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24686 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24688 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24690 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24692 2009-03-30 Jan Hubicka <jh@suse.cz>
24694 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24696 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24697 detection and label handling.
24699 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24701 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24702 left_conflicts_size.
24703 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24704 ALLOCNO_LEFT_CONFLICTS_SIZE.
24706 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24707 remove_allocno_from_bucket_and_push,
24708 allocno_spill_priority_compare, push_allocnos_to_stack,
24709 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24710 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24711 (setup_allocno_left_conflicts_num): Ditto. Rename to
24712 setup_allocno_left_conflicts_size.
24713 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24714 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24715 setup_allocno_left_conflicts_size instead of
24716 setup_allocno_left_conflicts_num.
24718 * ira-build.c (ira_create_allocno): Use
24719 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24720 ALLOCNO_LEFT_CONFLICTS_NUM.
24722 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24724 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24725 instead of DF_LR_OUT.
24727 * ira-lives.c (process_bb_node_lives): Ditto.
24729 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24730 instead of DF_LR_{OUT,IN}.
24732 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24734 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24736 2009-03-30 Jan Hubicka <jh@suse.cz>
24738 * except.c (label_to_region_map): Fix thinko.
24740 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24742 PR middle-end/38237
24743 * tree.h (tree_find_value): New declaration.
24744 * tree.c (tree_find_value): New function.
24745 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24747 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24750 * c-decl.c (struct c_binding): Add locus field.
24751 (bind): Add locus argument, set locus field from it.
24752 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24753 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24754 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24755 implicitly_declare, undeclared_variable, lookup_label,
24756 declare_label, c_make_fname_decl, c_builtin_function,
24757 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24760 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24763 * config/i386/i386.c (classify_argument): Check total size of
24766 2009-03-30 Martin Jambor <mjambor@suse.cz>
24768 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24769 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24770 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24773 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24774 seen_variable_array_ref while also traversing a union.
24776 * tree-inline.c (optimize_inline_calls): Do not call
24777 cgraph_node_remove_callees.
24778 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24779 (pass_remove_cgraph_callee_edges): New variable.
24780 * passes.c (init_optimization_passes): Add
24781 pass_remove_cgraph_callee_edges after early inlining and before all
24782 late intraprocedural passes.
24784 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24786 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24788 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24789 Fix typos in names.
24791 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24793 * combine.c (simplify_comparison): Use have_insn_for.
24794 * dojump.c (do_jump): Likewise.
24796 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24798 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24799 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24800 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24801 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24802 instead of sparc_compare_emitted.
24803 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24804 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24805 instead of sparc_compare_emitted.
24807 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24809 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24810 enter/exit cfglayout mode.
24811 (pass_partition_block): Require it.
24812 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24813 (combine_instructions): Track basic blocks instead of labels.
24814 (update_cfg_for_uncondjump): New.
24815 (try_combine): Use it. Update jumps after rescanning.
24816 (pass_combine): Require PROP_cfglayout.
24817 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24819 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24821 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24822 Provide/destroy PROP_cfglayout respectively.
24823 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24824 * tree-pass.h (PROP_cfglayout): New.
24826 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24828 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24829 fold_convert_const_fixed_from_fixed,
24830 fold_convert_const_fixed_from_int,
24831 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24832 set TREE_CONSTANT_OVERFLOW.
24833 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24834 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24836 2009-03-30 Ira Rosen <irar@il.ibm.com>
24838 * tree-vect-loop-manip.c: New file.
24839 * tree-vectorizer.c: Update documentation and included files.
24840 (vect_loop_location): Make extern.
24841 (rename_use_op): Move to tree-vect-loop-manip.c
24842 (rename_variables_in_bb, rename_variables_in_loop,
24843 slpeel_update_phis_for_duplicate_loop,
24844 slpeel_update_phi_nodes_for_guard1,
24845 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24846 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24847 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24848 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24849 find_loop_location): Likewise.
24850 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24851 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24852 get_vectype_for_scalar_type, vect_is_simple_use,
24853 supportable_widening_operation, supportable_narrowing_operation):
24855 (bb_in_loop_p): Move to tree-vect-loop.c.
24856 (new_loop_vec_info, destroy_loop_vec_info,
24857 reduction_code_for_scalar_code, report_vect_op,
24858 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24859 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24860 (vect_supportable_dr_alignment): Likewise.
24861 * tree-vectorizer.h (tree-data-ref.h): Include.
24862 (vect_loop_location): Declare.
24863 Reorganize function declarations according to the new file structure.
24864 * tree-vect-loop.c: New file.
24865 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24866 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24867 * tree-vect-data-refs.c: New file.
24868 * tree-vect-patterns.c (timevar.h): Don't include.
24869 * tree-vect-stmts.c: New file.
24870 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24871 tree-vect-slp.c, tree-vect-loop.c.
24872 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24873 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24874 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24875 (tree-vect-analyze.o): Remove.
24876 (tree-vect-transform.o): Likewise.
24877 (tree-vect-data-refs.o): Add rule.
24878 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24879 tree-vect-slp.o): Likewise.
24880 (tree-vect-patterns.o): Remove redundant dependencies.
24881 (tree-vectorizer.o): Likewise.
24882 * tree-vect-slp.c: New file.
24884 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24886 * optc-gen.awk: Warn if an option flag has multiple different
24889 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24891 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24892 -floop-block): Document dependences on PPL, CLooG and Graphite.
24894 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24896 PR rtl-optimization/323
24897 * c-common.c (c_fully_fold, convert_and_check,
24898 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24899 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24900 * c-common.def (EXCESS_PRECISION_EXPR): New.
24901 * c-cppbuiltin.c (builtin_define_float_constants): Define
24902 constants with enough digits for long double.
24903 * c-lex.c (interpret_float): Interpret constant with excess
24904 precision where appropriate.
24905 * c-opts.c (c_common_post_options): Set
24906 flag_excess_precision_cmdline. Give an error for
24907 -fexcess-precision=standard for C++ for processors where the
24908 option is significant.
24909 * c-parser.c (c_parser_conditional_expression): Handle excess
24910 precision in condition.
24911 * c-typeck.c (convert_arguments): Handle arguments with excess
24913 (build_unary_op): Move excess precision outside operation.
24914 (build_conditional_expr): Likewise.
24915 (build_compound_expr): Likewise.
24916 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24917 (build_modify_expr): Handle excess precision in RHS.
24918 (convert_for_assignment): Handle excess precision in converted
24920 (digest_init, output_init_element, process_init_element): Handle
24921 excess precision in initializer.
24922 (c_finish_return): Handle excess precision in return value.
24923 (build_binary_op): Handle excess precision in operands and add
24924 excess precision as needed for operation.
24925 * common.opt (-fexcess-precision=): New option.
24926 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24927 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24928 For standard excess precision, output explicit conversion to and
24929 truncation from XFmode.
24930 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24931 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24932 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24933 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24934 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24935 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24936 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24937 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24938 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24939 define_splits, sqrt<mode>2): Disable where appropriate for
24940 standard excess precision.
24941 * convert.c (convert_to_real): Do not shorten arithmetic to type
24942 for which excess precision would be used.
24943 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24944 * doc/invoke.texi (-fexcess-precision=): Document option.
24945 (-mfpmath=): Correct index entry.
24946 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24947 flag_excess_precision): New.
24948 * langhooks.c (lhd_post_options): Set
24949 flag_excess_precision_cmdline.
24950 * opts.c (common_handle_option): Handle -fexcess-precision=.
24951 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24952 init_excess_precision): New.
24953 (lang_dependent_init_target): Call init_excess_precision.
24954 * tree.c (excess_precision_type): New.
24955 * tree.h (excess_precision_type): Declare.
24957 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24960 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24961 non-lvalue to component.
24963 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24965 PR preprocessor/34695
24966 * Makefile.in (c-opts.o): Depend on c-tree.h.
24967 * c-common.c: Move down include of diagnostic.h.
24968 (done_lexing, c_cpp_error): New.
24969 * c-common.h (done_lexing): Declare.
24970 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24972 * c-opts.c: Include c-tree.h.
24973 (c_common_init_options): Set preprocessor error callback.
24974 (c_common_handle_option): Do not set preprocessor
24975 inhibit_warnings, warnings_are_errors, warn_system_headers,
24976 pedantic_errors or inhibit_warnings flags.
24977 (c_common_post_options): Do not check cpp_errors (parse_in).
24978 (c_common_finish): Do not output dependencies if there were
24979 errors. Do not check return value of cpp_finish.
24980 * c-ppoutput.c (pp_file_change): Set input_location.
24981 * c-tree.h (c_cpp_error): Declare.
24982 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24984 (diagnostic_build_prefix): Check override_column.
24985 * diagnostic.h (diagnostic_info): Add override_column field.
24986 (diagnostic_override_column): Define.
24988 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24990 * c-common.c (c_expand_expr, c_staticp): Remove.
24991 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24992 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24993 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24994 * c-gimplify.c (gimplify_compound_literal_expr,
24995 optimize_compound_literals_in_ctor): Remove.
24996 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24997 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24998 * c-semantics.c (emit_local_var): Remove.
25000 * langhooks-def.h (lhd_expand_expr): Remove.
25001 * langhooks.c (lhd_expand_expr): Remove.
25002 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25004 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25005 handling from c-semantics.c; don't call into langhook.
25006 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25007 * gimplify.c (gimplify_compound_literal_expr,
25008 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25009 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25010 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25011 as was done in c-gimplify.c.
25012 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25013 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25014 Move from c-common.h.
25015 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25017 * tree.c (staticp): Do not call langhook.
25018 * langhooks.c (lhd_staticp): Delete.
25019 * langhooks-def.h (lhd_staticp): Delete prototype.
25020 (LANG_HOOKS_STATICP): Delete.
25021 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25023 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25024 instead of DECL_STMTs.
25026 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25034 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25036 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25037 contained expression.
25038 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25039 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25040 conditional expressions for C.
25041 (decl_constant_value_for_optimization): Move from
25042 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25043 whether optimizing and that the expression is a VAR_DECL not of
25044 array type instead of doing such checks in the caller. Do not
25045 check pedantic. Call gcc_unreachable for C++.
25046 * c-common.def (C_MAYBE_CONST_EXPR): New.
25047 * c-common.h (c_fully_fold, c_save_expr,
25048 decl_constant_value_for_optimization): New prototypes.
25049 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25050 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25051 EXPR_INT_CONST_OPERANDS): Define.
25052 * c-convert.c (convert): Strip nops from expression.
25053 * c-decl.c (groktypename): Take extra parameters expr and
25054 expr_const_operands. Update call to grokdeclarator.
25055 (start_decl): Update call to grokdeclarator. Add statement for
25056 expressions used in type of decl.
25057 (grokparm): Update call to grokdeclarator.
25058 (push_parm_decl): Update call to grokdeclarator.
25059 (build_compound_literal): Add parameter non_const and build a
25060 C_MAYBE_COSNT_EXPR if applicable.
25061 (grokdeclarator): Take extra parameters expr and
25062 expr_const_operands. Track expressions used in declaration
25063 specifiers and declarators. Fold array sizes and track whether
25064 they are constant expressions and whether they are integer
25065 constant expressions.
25066 (parser_xref_tag): Set expr and expr_const_operands fields in
25068 (grokfield): Update call to grokdeclarator.
25069 (start_function): Update call to grokdeclarator.
25070 (build_null_declspecs): Set expr and expr_const_operands fields in
25072 (declspecs_add_type): Handle expressions in typeof specifiers.
25073 * c-parser.c (c_parser_declspecs): Set expr and
25074 expr_const_operands fields for declaration specifiers.
25075 (c_parser_enum_specifier): Likewise.
25076 (c_parser_struct_or_union_specifier): Likewise.
25077 (c_parser_typeof_specifier): Likewise. Update call to
25078 groktypename. Fold expression as needed. Return expressions with
25079 type instead of adding statements.
25080 (c_parser_attributes): Update calls to c_parser_expr_list.
25081 (c_parser_statement_after_labels): Fold expression before passing
25082 to objc_build_throw_stmt.
25083 (c_parser_condition): Fold expression.
25084 (c_parser_asm_operands): Fold expression.
25085 (c_parser_conditional_expression): Use c_save_expr. Update call
25086 to build_conditional_expr.
25087 (c_parser_alignof_expression): Update call to groktypename.
25088 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25089 original_code. Fold expression argument of va_arg. Create
25090 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25091 argument to va_arg. Update calls to groktypename. Fold array
25092 index for offsetof. Verify that first argument to
25093 __builtin_choose_expr has integer type.
25094 (c_parser_postfix_expression_after_paren_type): Update calls to
25095 groktypename and build_compound_literal. Handle expressions with
25096 side effects in type name.
25097 (c_parser_postfix_expression_after_primary): Update call to
25098 c_parser_expr_list. Set original_code for calls to
25099 __builtin_constant_p.
25100 (c_parser_expr_list): Take extra parameter fold_p. Fold
25101 expressions if requested.
25102 (c_parser_objc_type_name): Update call to groktypename.
25103 (c_parser_objc_synchronized_statement): Fold expression.
25104 (c_parser_objc_receiver): Fold expression.
25105 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25106 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25107 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25108 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25109 (struct c_typespec): Add elements expr and expr_const_operands.
25110 (struct c_declspecs): Add elements expr and expr_const_operands.
25111 (groktypename, build_conditional_expr, build_compound_literal):
25113 (in_late_binary_op): Declare.
25114 * c-typeck.c (note_integer_operands): New function.
25115 (in_late_binary_op): New variable.
25116 (decl_constant_value_for_broken_optimization): Move to c-common.c
25117 and rename to decl_constant_value_for_optimization.
25118 (default_function_array_conversion): Do not strip nops.
25119 (default_conversion): Do not call
25120 decl_constant_value_for_broken_optimization.
25121 (build_array_ref): Do not fold result.
25122 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25123 result when operand is a VLA.
25124 (c_expr_sizeof_type): Update call to groktypename. Handle
25125 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25126 result when operand names a VLA type.
25127 (build_function_call): Update call to build_compound_literal.
25128 Only fold result for calls to __builtin_* functions. Strip
25129 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25130 the function designator.
25131 (convert_arguments): Fold arguments. Update call to
25132 convert_for_assignment.
25133 (build_unary_op): Handle increment and decrement of
25134 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25135 decrement earlier. Fold operand of increment and decrement.
25136 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25137 built for integer operand. Wrap returns that are INTEGER_CSTs
25138 without being integer constant expressions or that have integer
25139 constant operands without being INTEGER_CSTs.
25140 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25141 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25142 result is an integer constant expression or can be used in
25143 unevaluated parts of one and avoid folding and wrap as
25144 appropriate. Fold operands before possibly doing -Wsign-compare
25146 (build_compound_expr): Wrap result for C99 if operands can be used
25147 in integer constant expressions.
25148 (build_c_cast): Update call to digest_init. Do not ignore
25149 overflow from casting floating-point constants to integers. Wrap
25150 results that could be confused with integer constant expressions,
25151 null pointer constants or floating-point constants.
25152 (c_cast_expr): Update call to groktypename. Handle expressions
25153 included in type name.
25154 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25155 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25156 Update calls to convert_for_assignment.
25157 (convert_for_assignment): Take new parameter
25158 null_pointer_constant. Do not strip nops or call
25159 decl_constant_value_for_broken_optimization. Set
25160 in_late_binary_op for conversions to boolean.
25161 (store_init_value): Update call to digest_init.
25162 (digest_init): Take new parameter null_pointer_constant. Do not
25163 call decl_constant_value_for_broken_optimization. pedwarn for
25164 initializers not constant expressions. Update calls to
25165 convert_for_assignment.
25166 (constructor_nonconst): New.
25167 (struct constructor_stack): Add nonconst element.
25168 (really_start_incremental_init, push_init_level, pop_init_level):
25169 Handle constructor_nonconst and nonconst element.
25170 (set_init_index): Call constant_expression_warning for array
25172 (output_init_element): Fold value. Set constructor_nonconst as
25173 applicable. pedwarn for initializers not constant expressions.
25174 Update call to digest_init. Call constant_expression_warning
25175 where constant initializers are required.
25176 (process_init_element): Use c_save_expr.
25177 (c_finish_goto_ptr): Fold expression.
25178 (c_finish_return): Fold return value. Update call to
25179 convert_for_assignment.
25180 (c_start_case): Fold switch expression.
25181 (c_process_expr_stmt): Fold expression.
25182 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25183 ensure statement expression is not evaluated in constant expression.
25184 (build_binary_op): Track whether results are integer constant
25185 expressions or may occur in such, disable folding and wrap results
25186 as applicable. Fold operands for -Wsign-compare warnings unless
25188 (c_objc_common_truthvalue_conversion): Handle results folded to
25189 integer constants that are not integer constant expressions.
25190 * doc/extend.texi: Document when typeof operands are evaluated,
25191 that condition of __builtin_choose_expr is an integer constant
25192 expression, and more about use of __builtin_constant_p in
25195 2009-03-29 Richard Guenther <rguenther@suse.de>
25197 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25198 propagate addresses of array references.
25200 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25202 * regmove.c (perhaps_ends_bb_p): Remove.
25203 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25204 from INSN and check that the main loop stays within that basic block.
25205 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25206 (regmove_forward_pass): Split out from regmove_optimize. Use
25207 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25208 (regmove_backward_pass): Split out from regmove_optimize. Use
25209 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25210 (regmove_optimize): Simplify.
25212 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25215 * config/i386/i386.c (classify_argument): Ignore flexible array
25216 member in struct and warn ABI change.
25218 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25220 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25222 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25223 (ix86_adjust_cost): Updated.
25225 2009-03-29 Jan Hubicka <jh@suse.cz>
25227 PR middle-end/28850
25228 * tree-pass.h (pass_cleanup_eh): New function.
25229 (remove_unreachable_regions): Break code handling RTL
25230 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25231 that can not be reached by runtime.
25232 (can_be_reached_by_runtime): New function.
25233 (label_to_region_map): New function.
25234 (num_eh_regions): New function.
25235 (rtl_remove_unreachable_regions): New function.
25236 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25237 (remove_eh_region): New function.
25238 * except.h: Include sbitmap and vecprim.
25239 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25240 num_eh_regions): Declare.
25241 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25242 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25243 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25244 (tree_empty_eh_handler_p): New function.
25245 (cleanup_empty_eh): New function.
25246 (cleanup_eh): New function.
25247 (pass_cleanup_eh): New function.
25249 2009-03-29 Jan Hubicka <jh@suse.cz>
25251 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25252 for removed regions.
25254 2009-03-29 Jan Hubicka <jh@suse.cz>
25256 * except.c (dump_eh_tree): Dump all datastructures.
25258 2009-03-29 Jan Hubicka <jh@suse.cz>
25260 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25261 (duplicate_eh_regions_1): Likewise.
25262 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25263 vector; call EH verification.
25264 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25265 Be ready for region being removed.
25267 2009-03-29 Jan Hubicka <jh@suse.cz>
25269 * bitmap.c (bitmap_last_set_bit): New function.
25270 * bitmap.h (bitmap_last_set_bit): Declare.
25272 2009-03-29 David Ayers <ayers@fsfe.org>
25275 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25276 by calling objc_compare_types and surpress warnings about
25277 incompatible C pointers that are compatible ObjC pointers.
25279 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25281 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25282 call initialize_inline_failed.
25283 (initialize_inline_failed): Move it from here ...
25284 * cgraph.c (initialize_inline_failed): ... to here.
25285 (cgraph_create_edge): Call initialize_inline_failed rather than
25286 setting inline_failed directly.
25288 2009-03-29 Ben Elliston <bje@au.ibm.com>
25291 * sysv4.opt (msdata): Improve comment.
25292 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25293 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25295 2009-03-29 Ben Elliston <bje@au.ibm.com>
25298 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25299 load and store attributes.
25301 2009-03-29 Ben Elliston <bje@au.ibm.com>
25303 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25304 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25305 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25306 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25307 __builtin_infq and __builtin_huge_valq.
25309 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25311 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25313 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25314 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25316 2009-03-28 Xinliang David Li <davidxl@google.com>
25318 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25319 (do_dbg_cnt): New function.
25321 2009-03-28 Jan Hubicka <jh@suse.cz>
25323 Merge from pretty-ipa:
25325 2009-03-27 Jan Hubicka <jh@suse.cz>
25327 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25328 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25329 * passes.c (function_called_by_processed_nodes_p): New.
25330 * ipa-pure-const.c (check_call): Fix handling of operands.
25331 (analyze_function): Dump debug output for skipped bodies.
25332 (local_pure_const): Use function_called_by_processed_nodes_p.
25333 * dwarf2out.c (reference_to_unused): Use output.
25334 * passes.c (do_per_function_toporder): Likewise.
25336 2008-11-12 Jan Hubicka <jh@suse.cz>
25338 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25339 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25340 state_set_in_source enum
25341 (check_decl): Ignore memory tags; do not set fake looping flags;
25343 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25344 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25345 (check_call, analyze_function): Rewrite.
25347 (add_new_function): Update call of analyze_function.
25348 (generate_summary): Add call of analyze_function.
25349 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25350 (local_pure_const): New function.
25351 (pass_local_pure_const): New pass.
25352 * ipa-inline.c (inline_transform): Set after_inlining.
25353 * tree-eh.c (stmt_can_throw_external): New.
25354 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25355 work with aliasing built.
25356 * tree-flow.h (stmt_can_throw_external): New.
25357 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25358 and local pure/const pass in early and late optimization queue.
25360 2009-03-28 Martin Jambor <mjambor@suse.cz>
25362 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25364 (fold_binary): Allow function decl aligment consideration is the
25365 second argument is integer constant one.
25366 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25367 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25368 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25370 2009-03-28 Jan Hubicka <jh@suse.cz>
25372 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25373 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25374 * function.h (rtl_data): Add nothrow flag.
25375 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25376 set DECL_NOTHROW for AVAILABLE functions.
25378 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25380 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25381 following vector keyword has expansion starting with pixel or bool
25382 keyword, expand vector to __vector and pixel or bool to __pixel or
25386 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25387 warn_if_disallowed_function_p): Removed.
25388 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25389 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25390 warning_if_disallowed_function_p.
25391 * flags.h (warn_if_disallowed_function_p,
25392 warn_disallowed_functions): Removed.
25393 * common.opt (Wdisallowed-function-list=): Removed.
25394 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25396 2009-03-28 Richard Guenther <rguenther@suse.de>
25398 PR tree-optimization/38723
25399 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25402 2009-03-28 Jan Hubicka <jh@suse.cz>
25404 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25405 test introduced by my previous patch.
25407 2009-03-28 Richard Guenther <rguenther@suse.de>
25409 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25410 the PHIs value undefined.
25412 2009-03-28 Jan Hubicka <jh@suse.cz>
25414 * tree-pass.h (pass_fixup_cfg): New pass.
25415 * ipa-inline.c (inline_transform): Set
25416 always_inline_functions_inlined/after_inlining.
25417 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25418 (pass_fixup_cfg): New pass.
25419 * passes.c (init_optimization_passes): Add fixup_cfg.
25421 2009-03-28 Richard Guenther <rguenther@suse.de>
25423 PR tree-optimization/38458
25424 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25425 argument use the arguments copy-of value.
25427 2009-03-28 Richard Guenther <rguenther@suse.de>
25429 PR tree-optimization/38180
25430 * tree-ssa-ccp.c (get_default_value): Simplify.
25431 (likely_value): Likewise.
25432 (surely_varying_stmt_p): Properly handle VOP case.
25433 (ccp_initialize): Likewise.
25434 (ccp_fold): Handle propagating through *&.
25435 (fold_const_aggregate_ref): Also handle decls.
25437 2009-03-28 Jan Hubicka <jh@suse.cz>
25439 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25440 * cgraph.h (cgraph_node): Likewise.
25441 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25442 (cgraph_reset_node): Use process flag.
25443 (cgraph_mark_functions_to_output): Likewise.
25444 (cgraph_expand_function): Likewise.
25445 (cgraph_expand_all_functions): Likewise.
25446 (cgraph_output_in_order): Likewise.
25447 * dwarf2out.c (reference_to_unused): Likewise.
25448 * passes.c do_per_function_toporder): Likewise.
25450 2009-03-28 Jan Hubicka <jh@suse.cz>
25452 Bring from lto-branch:
25454 2008-09-03 Doug Kwan <dougkwan@google.com>
25456 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25457 enums instead of reason strings.
25458 * cgraph.c (cgraph_create_edge): Same.
25459 (cgraph_inline_failed_string): New function.
25460 * cgraph.h (cgraph_inline_failed_t): New enum type.
25461 (cgraph_inline_failed_string): New prototype.
25462 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25463 char pointer to cgraph_inline_failed_t.
25464 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25465 (cgraph_default_inline_p): Ditto.
25466 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25467 to cgraph_inline_failed_t pointer.
25468 * cif-code.def: New file.
25469 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25471 (cgraph_check_inline_limits): Change type of REASON to pointer to
25472 cgraph_inline_failed_t. Replace reason strings with enums.
25473 (cgraph_default_inline_p): Ditto.
25474 (cgraph_recursive_inlining_p): Ditto.
25475 (update_caller_keys): Change type of FAILED_REASON to
25476 cgraph_inline_failed_t.
25477 (cgraph_set_inline_failed): Change type of REASON to pointer to
25478 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25479 convert enums to strings for text output.
25480 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25481 to be of type cgraph_inline_failed_t. Replace reason strings with
25482 enums. Call cgraph_inline_failed_string to covert enums
25483 to strings for text output.
25484 (cgraph_decide_inlining): Replace reason strings with enums.
25485 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25486 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25488 * tree-inline.c (expand_call_inline): Change type of REASON
25489 to cgraph_inline_failed_t. Replace reason strings with enums.
25490 Call cgraph_inline_failed_string for text output.
25491 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25494 2009-03-28 Jan Hubicka <jh@suse.cz>
25496 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25497 cgraph_clone_node): Remove master clone handling.
25498 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25499 * cgraph.h (master_clone): Remove.
25500 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25501 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25502 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25504 2009-03-28 Jan Hubicka <jh@suse.cz>
25506 * cgraph.c (cgraph_function_body_availability): Functions declared
25507 inline are always safe to assume that it is not going to be replaced.
25509 2009-03-28 Richard Guenther <rguenther@suse.de>
25511 PR tree-optimization/38513
25512 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25513 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25514 EXC_PTR_EXPR and FILTER_EXPR.
25515 (get_ref_from_reference_ops): Likewise.
25517 2009-03-28 Richard Guenther <rguenther@suse.de>
25519 PR tree-optimization/38968
25520 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25521 Use FLOOR_MOD_EXPR to compute misalignment.
25523 2009-03-28 Richard Guenther <rguenther@suse.de>
25525 PR tree-optimization/37795
25526 * tree.h (combine_comparisons): Declare.
25527 * fold-const.c (combine_comparisons): Export.
25528 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25530 (ifcombine_iforif): Use combine_comparisons.
25532 2009-03-28 Jan Hubicka <jh@suse.cz>
25534 * tree-eh.c (inlinable_call_p): New function.
25535 (make_eh_edges): Use it.
25536 (verify_eh_edges): Use it.
25537 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25538 * except.c (reachable_next_level): Add inlinable_function argument
25539 (sjlj_find_directly_reachable_regions): Update.
25540 (add_reachable_handler): Do not set saw_any_handlers.
25541 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25542 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25543 Add new inlinable call parameter.
25544 (can_throw_internal, can_throw_external): Update.
25545 * except.h (can_throw_internal_1, can_throw_external_1,
25546 foreach_reachable_handler): Update declaration.
25548 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25550 * config/arm/t-arm-coff, config/h8300/coff.h,
25551 config/i386/i386-aout.h, config/i386/i386-coff.h,
25552 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25553 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25554 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25555 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25556 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25557 sys-types.h: Remove.
25558 * Makefile.in: Remove protoize and fixproto support and references
25560 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25561 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25563 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25564 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25565 unprotoize$(exeext).
25566 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25567 (.PHONY): Don't depend on proto.
25568 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25569 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25570 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25571 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25572 build/gen-protos.o, build/scan.o, xsys-protos.h,
25573 build/fix-header$(build_exeext), build/fix-header.o,
25574 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25575 stmp-install-fixproto): Remove.
25576 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25577 SYSCALLS.c or fixproto files.
25578 (install-common): Don't install protoize.
25579 (install-headers-tar, install-headers-cpio, install-headers-cp):
25580 Don't depend on $(STMP_FIXPROTO).
25581 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25582 install fixproto files or write out fixproto settings.
25583 (uninstall): Don't uninstall protoize.
25584 * config.gcc (use_fixproto): Remove.
25585 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25586 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25587 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25588 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25589 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25590 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25591 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25592 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25593 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25594 * config/t-vxworks (STMP_FIXPROTO): Remove.
25595 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25596 STMP_FIXPROTO): Remove.
25597 * config.in, configure: Regenerate.
25598 * crtstuff.c (gid_t, uid_t): Don't undefine.
25599 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25600 (arm-*-coff, arm-*-aout: Remove target entries.
25601 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25602 Remove mention of AIX 4.1.
25603 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25604 * doc/invoke.texi (Running Protoize): Remove.
25605 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25606 (Protoize Caveats): Remove.
25607 * tsystem.h: Update comments on headers assumed to exist.
25609 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25611 * genautomata.c: Add a new year to the copyright. Add a new
25613 (struct insn_reserv_decl): Add comments for member bypass_list.
25614 (find_bypass): Remove.
25615 (insert_bypass): New.
25616 (process_decls): Use insert_bypass.
25617 (output_internal_insn_latency_func): Output all bypasses with the
25618 same input insn in one switch case.
25620 * rtl.def (define_bypass): Describe bypass choice.
25621 * doc/md.texi (define_bypass): Ditto.
25623 2009-03-27 Richard Guenther <rguenther@suse.de>
25625 * gimplify.c (mark_addressable): Export.
25626 * tree-flow.h (mark_addressable): Declare.
25627 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25628 * tree-ssa.c (verify_phi_args): Verify that address taken
25629 variables have TREE_ADDRESSABLE set.
25631 2009-03-27 Richard Guenther <rguenther@suse.de>
25633 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25634 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25635 Do not mark decls TREE_ADDRESSABLE.
25636 (build_fold_addr_expr): Adjust.
25637 (fold_addr_expr): Remove.
25638 (fold_unary): Use build_fold_addr_expr.
25639 (fold_comparison): Likewise.
25640 (split_address_to_core_and_offset): Likewise.
25641 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25643 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25644 (gimplify_modify_expr_to_memcpy): Mark source and destination
25646 * omp-low.c (create_omp_child_function): Mark the object decl
25648 (lower_rec_input_clauses): Mark the var we take the address of
25650 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25652 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25654 PR middle-end/39315
25655 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25656 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25658 2009-03-27 Richard Guenther <rguenther@suse.de>
25660 PR tree-optimization/39120
25661 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25663 (handle_lhs_call): Process return constraints. Add escape
25664 constraints if necessary.
25665 (handle_const_call): Fill out return constraints. Make nested
25666 case more precise. Avoid consttmp if possible.
25667 (handle_pure_call): Fill out return constraints. Avoid
25668 callused if possible.
25669 (find_func_aliases): Simplify call handling.
25671 2009-03-27 Richard Guenther <rguenther@suse.de>
25673 PR tree-optimization/39120
25674 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25675 as a representative.
25676 (solve_graph): Do propagate CALLUSED.
25677 (handle_pure_call): Use a scalar constraint from CALLUSED for
25679 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25682 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25685 * c-common.c (handle_aligned_attribute): Properly check alignment
25686 overflow. Use (1U << i) instead of (1 << i).
25688 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25690 * expr.h (get_mem_align_offset): Updated.
25692 * tree.h (tree_decl_common): Change align to "unsigned int" and
25693 move it before pointer_alias_set.
25695 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25696 Jakub Jelinek <jakub@redhat.com>
25699 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25700 gr_register_operand with gr_reg_or_0_operand.
25701 (cmpxchg_rel_di): Likewise.
25702 (sync_lock_test_and_set<mode>): Likewise.
25704 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25706 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25707 (true_regnum): Likewise.
25709 * rtlanal.c (subreg_info): Moved to ...
25710 * rtl.h (subreg_info): Here. New.
25711 (subreg_get_info): New.
25713 * rtlanal.c (subreg_get_info): Make it extern.
25715 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25718 * config/i386/i386.c (ix86_abi): New.
25719 (override_options): Handle -mabi=.
25720 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25721 (ix86_call_abi_override): Likewise.
25722 (init_cumulative_args): Likewise.
25723 (function_arg_advance): Likewise.
25724 (function_arg_64): Likewise.
25725 (function_arg): Likewise.
25726 (ix86_pass_by_reference): Likewise.
25727 (ix86_function_value_regno_p): Likewise.
25728 (ix86_build_builtin_va_list_abi): Likewise.
25729 (setup_incoming_varargs_64): Likewise.
25730 (is_va_list_char_pointer): Likewise.
25731 (ix86_init_machine_status): Likewise.
25732 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25733 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25734 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25735 (ix86_function_abi): Make it static and return enum calling_abi.
25736 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25738 (ix86_fn_abi_va_list): Updated.
25740 * config/i386/i386.h (ix86_abi): New.
25741 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25742 (CONDITIONAL_REGISTER_USAGE): Likewise.
25743 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25744 (machine_function): Likewise.
25746 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25748 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25749 (STACK_BOUNDARY): Likewise.
25750 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25752 * config/i386/i386.opt (mabi=): New.
25754 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25755 return enum calling_abi.
25756 (ix86_function_type_abi): Likewise.
25757 (ix86_function_abi): Removed.
25759 * doc/invoke.texi: Document -mabi= option for x86.
25761 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25763 * builtins.c (real_dconstp): Delete.
25764 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25766 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25767 Jakub Jelinek <jakub@redhat.com>
25770 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25771 (gen_subprogram_die): When a function is explicit, generate the
25772 DW_AT_explicit attribute.
25773 * langhooks.h (struct lang_hooks_for_decls): Add
25774 function_decl_explicit_p langhook.
25775 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25776 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25778 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25780 * builtins.c (fold_builtin_memory_op): Optimize memmove
25781 into memcpy if we can prove source and destination don't overlap.
25783 * tree-inline.c: Include gt-tree-inline.h.
25784 (clone_fn_id_num): New variable.
25785 (clone_function_name): New function.
25786 (tree_function_versioning): Use it.
25787 * Makefile.in (GTFILES): Add tree-inline.c.
25789 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25791 * BASE-VER: Change to 4.5.0.
25793 2009-03-27 Xinliang David Li <davidxl@google.com>
25795 PR tree-optimization/39557
25796 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25798 2009-03-27 Xinliang David Li <davidxl@google.com>
25800 PR tree-optimization/39548
25801 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25804 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25806 * c-common.c (pointer_int_sum): Use %wd on return from
25809 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25811 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25812 on return from tree_low_cst.
25814 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25817 * ginclude/stdarg.h (va_copy): Define also for
25818 __GXX_EXPERIMENTAL_CXX0X__.
25820 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25823 * builtins.h (c_strlen): Do not warn here.
25824 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25825 * c-common.c (pointer_int_sum): Take an explicit location.
25826 Warn about offsets out of bounds.
25827 * c-common.h (pointer_int_sum): Adjust declaration.
25829 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25831 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25834 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25837 * opts.c (warn_if_disallowed_function_p): Don't assume
25838 get_callee_fndecl must return non-NULL.
25840 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25842 PR rtl-optimization/39522
25843 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25844 when reg_reloaded_valid is set.
25846 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25848 * config/spu/divv2df3.c: New file.
25849 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25850 (DPBIT_FUNCS): Filter out _div_df.
25852 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25854 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25855 a jump insn, count that jump in the distance to the loop start.
25857 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25860 * config/sh/sh.c (calc_live_regs): Fix condition for global
25861 registers except PIC_OFFSET_TABLE_REGNUM.
25863 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25866 * doc/invoke.texi (-mconsole): New.
25868 (-mno-cygwin): New.
25870 (-mnop-fun-dllimport): New.
25874 (sub section "i386 and x86-64 Windows Options"): New.
25876 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25878 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25879 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25881 2009-03-25 Richard Guenther <rguenther@suse.de>
25883 PR middle-end/39497
25884 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25887 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25889 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25890 neither of haifa/selective schedulers are working.
25892 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25894 * doc/invoke.texi (Debugging Options): Fix description of
25895 -fno-merge-debug-strings.
25897 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25899 * config/cris/libgcc.ver: New version-script.
25900 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25902 * configure.ac <GAS features, nop mnemonic>: Add pattern
25903 crisv32-*-* for "nop".
25904 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25905 * configure: Regenerate.
25907 2009-03-24 Ira Rosen <irar@il.ibm.com>
25909 PR tree-optimization/39529
25910 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25911 mark_sym_for_renaming for the tag copied to the new vector
25914 2009-03-24 Arthur Loiret <aloiret@debian.org>
25916 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25917 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25918 EXTRA_SPEC_FUNCTIONS.
25919 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25920 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25921 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25922 -march and -mtune options.
25924 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25926 * config/m68k/t-rtems: Add m5329 multilib.
25928 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25929 Jakub Jelinek <jakub@redhat.com>
25932 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25935 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25938 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25939 instead of c_parser_expression_conv, if original_code isn't one of the
25940 4 allowed comparison codes, fail.
25942 2009-03-23 Richard Guenther <rguenther@suse.de>
25944 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25945 * tree.h (struct tree_type): Likewise.
25946 * reload.h (struct insn_chain): Likewise.
25947 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25948 * function.h (struct function): Likewise.
25949 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25951 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25953 PR tree-optimization/39516
25954 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25956 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25958 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25959 should be set true if BITS_PER_WORD of target is bigger than 32
25961 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25963 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25964 Translate -B-options to -rpath-link. Correct existing
25965 rpath-link and conditionalize on !nostdlib.
25967 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25969 * doc/extend.texi (Function Attributes, Variable Attributes):
25971 * doc/invoke.texi (Debugging Options, Optimize Options)
25972 (i386 and x86-64 Options, MCore Options): Likewise.
25974 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25977 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25978 it for block local namespace aliases.
25979 (gen_decl_die): Pass context_die to gen_namespace_die.
25981 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25984 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25985 minimum or maximum value.
25987 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25989 * reginfo.c (globalize_reg): Recompute derived reg sets.
25991 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25994 * libgcc2.c (mprotect): Do not use signed arguments for
25995 VirtualProtect, use DWORD arguments. Also fix the 'may
25996 be used uninitialized' warning for the np variable.
25998 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26001 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26002 functions using regparm calling conventions when not optimizing.
26003 (ix86_function_sseregparm): Similarly for sseregparm calling
26006 2009-03-19 Li Feng <nemokingdom@gmail.com>
26008 PR middle-end/39500
26009 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26010 dependence if the first conflict is after niter iterations.
26012 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26014 PR middle-end/38609
26015 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26016 functions with dynamic stack-pointer adjustments.
26018 2009-03-19 Ben Elliston <bje@au.ibm.com>
26020 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26021 option; change to -msdata=data.
26023 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26025 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26028 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26031 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26033 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26035 * doc/invoke.texi (Code Gen Options): Expand discussion of
26038 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26040 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26041 * matrix-reorg.c (struct matrix_info): Likewise.
26042 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26043 * rtl.h (struct mem_attrs): Likewise.
26044 * df.h (struct df): Likewise.
26045 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26046 * ira-int.h (struct ira_allocno): Likewise.
26047 * df-scan.c (struct df_collection_rec): Likewise.
26048 * ira.c (struct equivalence): Likewise.
26049 * function.c (struct temp_slot): Likewise.
26050 * cfgloop.h (struct loop): Likewise.
26053 * function.c (use_register_for_decl): When not optimizing, disregard
26054 register keyword for variables with types containing methods.
26056 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26058 PR middle-end/39447
26059 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26060 (is_simple_operand): Call contains_component_ref_p before calling data
26061 reference analysis that would fail on COMPONENT_REFs.
26063 * tree-vrp.c (search_for_addr_array): Fix formatting.
26065 2009-03-18 Richard Guenther <rguenther@suse.de>
26067 * tree-vect-transform.c (vect_loop_versioning): Fold the
26068 generated comparisons.
26069 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26070 (slpeel_tree_peel_loop_to_edge): Likewise.
26072 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26074 PR middle-end/37805
26075 * opts.c (print_specific_help): In addition to `undocumented',
26076 accept `separate' and `joined' flags if passed alone. Describe
26077 output by the first matched one of those.
26078 (common_handle_option): Skip over empty strings.
26079 * gcc.c (display_help): Fix help string for `--help='.
26080 * doc/invoke.texi (Option Summary, Overall Options): With
26081 `--help=', classes and qualifiers can both be repeated, but
26082 only the latter can be negated. One should not pass only
26083 negated qualifiers. Fix markup and examples.
26086 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26087 PR middle-end/37805
26088 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26089 and -fhelp=separate.
26091 2009-03-17 Jing Yu <jingyu@google.com>
26093 PR middle-end/39378
26094 * function.h (struct rtl_data): Move is_thunk from here...
26095 (struct function): ...to here.
26096 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26097 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26099 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26101 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26102 (alpha_output_function_end_prologue): Likewise.
26103 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26104 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26105 (rs6000_output_function_epilogue): Likewise.
26106 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26108 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26111 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26112 from different units in a single alternative.
26113 (*truncdfsf_i387): Ditto.
26114 (*truncxfsf2_mixed): Ditto.
26115 (*truncxfdf2_mixed): Ditto.
26117 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26119 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26120 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26123 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26124 unused non-artificial variables when not optimizing.
26127 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26128 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26129 NAMESPACE_DECL in its DECL_INITIAL.
26131 PR middle-end/39443
26132 * optabs.c (set_user_assembler_libfunc): New function.
26133 * expr.h (set_user_assembler_libfunc): New prototype.
26134 * c-common.c: Include libfuncs.h.
26135 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26136 for memcmp, memset, memcpy, memmove and abort.
26137 * Makefile.in (c-common.o): Depend on libfuncs.h.
26140 * dwarf2out.c (gen_inlined_enumeration_type_die,
26141 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26142 gen_tagged_type_instantiation_die): Removed.
26143 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26146 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26149 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26151 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26152 (check-parallel-%): Ditto.
26153 (check-consistency): Ditto.
26155 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26157 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26158 local variable rhs by NULL_TREE.
26160 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26163 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26165 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26168 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26170 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26173 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26174 for ms->sysv ABI calls only in 64bit mode.
26176 * config/i386/i386.md (untyped_call): Support 32bit.
26178 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26180 * doc/extend.texi: Replace x86_65 with x86_64.
26182 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26184 PR tree-optimization/39455
26185 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26186 mismatches for POINTER_TYPE_P (type).
26187 (number_of_iterations_le): Likewise.
26189 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26191 * config/picochip/picochip.c: Removed profiling support.
26192 * config/picochip/picochip.md: Removed profiling instruction.
26193 * config/picochip/picochip.h: Removed profiling builtin.
26195 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26197 * doc/install.texi (--with-host-libstdcxx): Document.
26199 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26202 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26203 generate a warning if the function name does not begin with
26204 "__vector" and the function has either the 'signal' or 'interrupt'
26205 attribute, from here to ...
26206 (avr_declare_function_name): ...here. New function.
26207 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26208 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26210 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26213 * cse.c (fold_rtx): Don't modify original const_arg1 when
26214 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26215 separate variable instead.
26216 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26217 from out of range shift counts.
26218 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26220 2009-03-13 Catherine Moore <clm@codesourcery.com>
26222 * config/i386/x-mingw32 (host-mingw32.o): Replace
26223 diagnostic.h with $(DIAGNOSTIC_H).
26225 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26228 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26230 * config/i386/sync.md (sync_compare_and_swap<mode>,
26231 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26232 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26234 (sync_double_compare_and_swapdi_pic,
26235 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26236 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26238 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26241 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26243 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26246 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26247 (avx_addsubv4df3): Likewise.
26248 (*avx_addsubv4sf3): Likewise.
26249 (sse3_addsubv4sf3): Likewise.
26251 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26254 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26256 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26259 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26260 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26261 registers for allocnos created from user-defined variables.
26263 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26266 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26267 of non-integer mode as well.
26269 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26271 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26272 for functions for which the parameter types are unknown.
26274 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26277 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26278 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26279 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26280 * config/i386/i386.c (ix86_local_alignment): For
26281 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26282 long long variables on the stack to avoid dynamic realignment.
26283 Allow the first argument to be a decl rather than type.
26284 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26286 2009-03-11 Nick Clifton <nickc@redhat.com>
26289 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26291 Add description to mno-lsim option.
26292 * config/mcore/mcore.h: Remove comment about deprecated m4align
26294 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26295 * doc/invoke.texi: Add description of mno-lsim and
26296 mstack-increment options.
26298 * config/fr30/fr30.opt: Document the -mno-lsim option.
26299 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26300 and -mno-lsim options.
26302 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26304 * fold-const.c (fold_comparison): Only call fold_inf_compare
26305 if the mode supports infinities.
26307 2009-03-11 Jason Merrill <jason@redhat.com>
26310 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26311 end already did. Notice GIMPLE_CALL modifications of the result.
26312 Don't copy debug information from an ignored decl or a decl from
26315 2009-03-10 Richard Guenther <rguenther@suse.de>
26316 Nathan Froyd <froydnj@codesourcery.com>
26318 PR middle-end/37850
26319 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26320 (__divMODE3): Likewise.
26322 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26324 PR tree-optimization/39394
26325 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26326 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26328 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26330 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26331 inline asms for register asm ("") declarations.
26333 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26335 * fold-const.c (fold_unary): Fix comment.
26337 2009-03-07 Jan Hubicka <jh@suse.cz>
26340 * tree-inline.c (setup_one_parameter): Do replacement of const
26341 argument by constant in SSA form.
26343 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26345 PR middle-end/38028
26346 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26347 determine alignment passed to assign_stack_local.
26348 (assign_parms_unsplit_complex): Likewise.
26349 * except.c (sjlj_build_landing_pads): Likewise.
26351 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26353 PR middle-end/39360
26354 * tree-flow.h (add_referenced_var): Return bool instead of void.
26355 * tree-dfa.c (add_referenced_var): Return result of
26356 referenced_var_check_and_insert call.
26357 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26358 of referenced_var_check_and_insert.
26361 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26362 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26363 DIE, don't emit it if abstract origin already has it.
26364 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26365 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26367 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26369 * genpreds.c (needs_variable): Fix parentheses at variable name
26371 (write_tm_constrs_h): Indent generated code.
26373 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26375 * doc/extend.texi (Function Attributes): Add documentation
26376 for isr attributes.
26378 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26381 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26382 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26384 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26386 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26389 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26392 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26393 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26395 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26397 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26398 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26399 constants instead of magic numbers.
26400 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26402 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26403 (x86_64_ms_abi_int_parameter_registers): Ditto.
26404 (x86_64_int_return_registers): Ditto.
26405 (ix86_maybe_switch_abi): Ditto.
26406 (ix86_expand_call): Ditto for clobbered_registers array.
26407 (ix86_hard_regno_mode_ok): Ditto.
26408 (x86_extended_QIreg_mentioned_p): Ditto.
26410 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26412 PR tree-optimization/39349
26413 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26415 * combine.c (gen_lowpart_for_combine): Use omode when generating
26418 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26420 PR rtl-optimization/39235
26421 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26423 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26425 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26427 2009-03-04 Richard Guenther <rguenther@suse.de>
26429 PR tree-optimization/39362
26430 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26431 that occur in abnormal PHIs should be varying.
26433 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26435 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26437 (simple_iv): Take loop as an argument instead of statement.
26438 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26439 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26441 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26443 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26444 * matrix-reorg.c (analyze_transpose): Ditto.
26445 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26446 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26447 * tree-predcom.c (ref_at_iteration): Ditto.
26448 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26450 2009-03-04 Richard Guenther <rguenther@suse.de>
26452 PR tree-optimization/39358
26453 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26454 escaped_id and callused_id.
26455 (solve_graph): Likewise.
26457 2009-03-04 Richard Guenther <rguenther@suse.de>
26459 PR tree-optimization/39339
26460 * tree-sra.c (try_instantiate_multiple_fields): Make it
26461 no longer ICE on the above.
26463 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26465 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26466 that fits within Pmode.
26468 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26470 PR middle-end/10109
26471 * tm.texi (LIBCALL_VALUE): Update description.
26473 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26475 PR middle-end/34443
26476 * doc/extend.texi (section): Update description.
26478 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26480 PR middle-end/39345
26481 * tree-inline.c (remapped_type): New.
26482 (can_be_nonlocal): Call remapped_type instead of remap_type.
26484 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26487 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26488 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26490 2009-03-03 Richard Guenther <rguenther@suse.de>
26492 PR middle-end/39272
26493 * tree.c (tree_nonartificial_location): New function.
26494 * tree.h (tree_nonartificial_location): Declare.
26495 * builtins.c (expand_builtin_memory_chk): Provide location
26496 of the call location for artificial function pieces.
26497 (maybe_emit_chk_warning): Likewise.
26498 (maybe_emit_sprintf_chk_warning): Likewise.
26499 (maybe_emit_free_warning): Likewise.
26500 * expr.c (expand_expr_real_1): Likewise.
26502 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26504 PR tree-optimization/39343
26505 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26506 COMPONENT_REF t has ARRAY_TYPE.
26508 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26510 PR middle-end/39335
26511 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26512 when the type precision of the induction variable should be
26513 larger than the type precision of nit.
26514 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26515 * graphite.c (graphite_loop_normal_form): Same.
26516 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26518 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26520 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26521 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26522 numbers to describe clobbered registers.
26523 (*call_value_0_rex64_ms_sysv): Ditto.
26524 * config/i386/mmx.md (mmx_emms): Ditto.
26525 (mmx_femms): Ditto.
26527 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26529 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26532 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26534 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26535 (spu_section_type_flags): New function.
26537 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26539 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26540 reg_class_contents of FLOAT_REGS into a temporary.
26542 2009-03-02 Richard Guenther <rguenther@suse.de>
26543 Ira Rosen <irar@il.ibm.com>
26545 PR tree-optimization/39318
26546 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26547 information to the vectorized statement.
26549 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26551 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26552 variable. Use defined names instead of magic constants for REX SSE
26555 2009-03-01 Richard Guenther <rguenther@suse.de>
26557 PR tree-optimization/39331
26558 * omp-low.c (lower_send_shared_vars): Do not receive new
26559 values for the reference of DECL_BY_REFERENCE parms or results.
26561 2009-03-01 Jan Hubicka <jh@suse.cz>
26564 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26565 BLOCK_NONLOCALIZED_VAR): New macros.
26566 (tree_block): Add nonlocalized_vars.
26567 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26568 gen_decl_die): Add origin argument. Allow generation of die with
26569 origin at hand only.
26570 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26571 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26573 (gen_block_die): Fix checking for unused blocks.
26574 (process_scope_var): Break out from .... ; work with origins only.
26575 (decls_for_scope) ... here; process nonlocalized list.
26576 (dwarf2out_ignore_block): Look for nonlocalized vars.
26577 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26579 (dump_scope_block): Dump them.
26580 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26581 (remap_block): Likewise.
26582 (can_be_nonlocal): New predicate.
26583 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26585 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26587 * configure: Regenerate.
26589 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26591 * optc-gen.awk: No need to duplicate option flags twice.
26592 Reuse help texts for duplicate options which do not have any.
26594 * gcc.c (display_help): Document --version.
26596 * gcc.c (main): If print_help_list and verbose_flag, ensure
26597 driver output comes before subprocess output.
26599 * optc-gen.awk: Assign all remaining fields to help string,
26600 space-separated, for multi-line help in *.opt.
26602 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26603 -Wno-pedantic-ms-format is for MinGW targets only.
26605 * doc/options.texi (Option file format): Fix bad indentation,
26606 restoring dropped sentence.
26608 2009-02-28 Jan Hubicka <jh@suse.cz>
26610 * tree-inline.c (tree_function_versioning): Output debug info.
26612 2009-02-28 Jan Hubicka <jh@suse.cz>
26615 * tree-inline.c (setup_one_parameter): Do not copy propagate
26616 arguments when not optimizing.
26618 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26621 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26622 (avx_addsubv4df3): Likewise.
26623 (*avx_addsubv4sf3): Likewise.
26624 (sse3_addsubv4sf3): Likewise.
26625 (*avx_addsubv2df3): Likewise.
26626 (sse3_addsubv2df3): Likewise.
26627 (avx_unpckhps256): Correct item selectors.
26628 (avx_unpcklps256): Likewise.
26629 (avx_unpckhpd256): Likewise.
26630 (avx_unpcklpd256): Likewise.
26632 2009-02-28 Jan Hubicka <jh@suse.cz>
26634 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26636 (copy_arguments_for_versioning): If var is declared don't declare it.
26637 (tree_function_versioning): First setup substitutions and then copy
26640 2009-02-27 Jan Hubicka <jh@suse.cz>
26643 * cgraph.h (varpool_output_debug_info): Remove.
26644 * cgraphunit.c (varpool_output_debug_info): Remove.
26645 * dwarf2out.c (deferred_locations_struct): New struct
26646 (deferred_locations): New type.
26647 (deferred_locations_list): New static var.
26648 (deffer_location): New function.
26649 (gen_variable_die): Use it.
26650 (decls_for_scope): Output info on local static vars.
26651 (dwarf2out_finish): Process deferred locations.
26652 * varpool.c (varpool_output_debug_info): Remove.
26654 2009-02-27 Jan Hubicka <jh@suse.cz>
26657 * tree.h (TREE_PROTECTED): Fix comment.
26658 (BLOCK_HANDLER_BLOCK): Remove.
26659 (struct tree_block): Remove handler_block add body_block.
26660 (inlined_function_outer_scope_p): New.
26661 (is_body_block): Remove.
26662 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26663 * dwarf2out.c (is_inlined_entry_point): Remove.
26664 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26665 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26667 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26668 * gimplify.c (gimplify_expr): Gimplify body blocks.
26669 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26670 block with multiple subblocks.
26671 (dump_scope_block): Prettier output; dump more flags and info.
26672 (dump_scope_blocks): New.
26673 (remove_unused_locals): Use dump_scope_blocks.
26674 * tree-flow.h (dump_scope_blocks): Declare.
26675 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26676 * stmt.c (is_body_block): Remove.
26677 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26678 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26680 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26682 PR middle-end/39308
26683 * graphite.c (graphite_loop_normal_form): Do not call
26684 number_of_iterations_exit from a gcc_assert.
26686 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26688 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26689 jumps if COND is NULL.
26690 (find_cond_jump): New function.
26691 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26692 * config/s390/s390.md: Remove z10_cobra attribute value.
26694 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26696 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26697 force_const_mem returns NULL_RTX.
26699 2009-02-26 Jan Hubicka <jh@suse.cz>
26702 * cgraph.h (varpool_output_debug_info): Remove.
26703 * cgraphunit.c (varpool_output_debug_info): Remove.
26704 * dwarf2out.c (deferred_locations_struct): New struct
26705 (deferred_locations): New type.
26706 (deferred_locations_list): New static var.
26707 (deffer_location): New function.
26708 (gen_variable_die): Use it.
26709 (decls_for_scope): Output info on local static vars.
26710 (dwarf2out_finish): Process deferred locations.
26711 * varpool.c (varpool_output_debug_info): Remove.
26713 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26715 PR rtl-optimization/39241
26716 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26717 to subreg_offset_representable_p.
26719 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26721 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26722 execute function prototype. Get f and nregs from max_reg_num
26723 and get_insns. Remove the first backward pass as it's dead,
26724 guard the forward pass by flag_expensive_optimizations.
26725 (rest_of_handle_regmove): Delete.
26726 (pass_regmove): Replace it with regmove_optimize.
26728 2009-02-25 Martin Jambor <mjambor@suse.cz>
26730 PR tree-optimization/39259
26731 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26732 calls_alloca function flags.
26733 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26734 calls are detected.
26736 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26738 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26739 flags_set_1_rtx, flags_set_1_set): Delete.
26740 (regmove_optimize): Do not call mark_flags_life_zones.
26742 2009-02-24 Julian Brown <julian@codesourcery.com>
26745 * config/arm/arm.c (require_pic_register): Only set
26746 cfun->machine->pic_reg once per function.
26748 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26750 * doc/invoke.texi (Link Options): Document an easier way to pass
26751 options that take arguments to the GNU linker using -Xlinker and -Wl.
26753 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26756 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26758 2009-02-24 Richard Guenther <rguenther@suse.de>
26761 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26763 2009-02-24 Richard Guenther <rguenther@suse.de>
26764 Zdenek Dvorak <ook@ucw.cz>
26766 PR tree-optimization/39233
26767 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26768 from converting them to a generic type.
26770 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26772 PR tree-optimization/39260
26773 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26774 contains a condition with a real type.
26775 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26777 2009-02-23 Jason Merrill <jason@redhat.com>
26780 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26781 narrowing_initializer_constant_valid_p.
26782 (narrowing_initializer_constant_valid_p): Don't return
26783 null_pointer_node for adding a pointer to itself.
26785 2009-02-23 Jan Hubicka <jh@suse.cz>
26788 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26791 2009-02-23 Jan Hubicka <jh@suse.cz>
26793 PR tree-optimization/37709
26794 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26795 * tree.h (block_ultimate_origin): Declare.
26796 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26797 * tree-ssa-live.c (remove_unused_scope_block_p):
26798 Eliminate blocks containig no instructions nor live variables nor
26800 (dump_scope_block): New function.
26801 (remove_unused_locals): Enable removal of dead blocks by default;
26802 enable dumping at TDF_DETAILS.
26804 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26806 * config/i386/i386.c (classify_argument): Don't allow COImode
26808 (function_arg_advance_32): Don't allow OImode.
26809 (function_arg_32): Likewise.
26810 (function_value_32): Likewise.
26811 (return_in_memory_32): Likewise.
26812 (function_arg_64): Remove OImode comment.
26814 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26817 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26818 ix86_expand_vector_set for V4DImode in 64bit mode only.
26819 (ix86_expand_vector_init_one_var): Likewise.
26821 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26823 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26825 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26828 * loop-iv.c: Revert last change.
26829 * emit-rtl.c: Likewise.
26831 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26834 * config/i386/i386.c (type_natural_mode): Remove an extra
26835 space in the warning message.
26836 (function_value_32): Handle 32-byte vector modes.
26837 (return_in_memory_32): Likewise.
26839 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26841 * loop-iv.c (truncate_value): New function.
26842 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26844 (lowpart_subreg): Move to...
26845 * emit-rtl.c: ...here.
26847 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26849 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26850 accidental and undocumented change at revision 140860.
26852 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26854 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26855 take gimple_seq * arguments.
26856 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26857 types_compatible_p langhook.
26859 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26860 Joseph Myers <joseph@codesourcery.com>
26862 * config/arm/arm.c (arm_builtin_va_list): New function.
26863 (arm_expand_builtin_va_start): Likewise.
26864 (arm_gimplify_va_arg_expr): Likewise.
26865 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26866 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26867 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26868 (va_list_type): New variable.
26869 (arm_mangle_type): Mangle va_list_type appropriately.
26871 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26873 PR middle-end/39157
26874 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26875 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26876 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26877 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26878 parameter to 1000 for -O1 by default.
26879 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26881 * loop-invariant.c: Include params.h.
26882 (move_loop_invariants): Don't call move_single_loop_invariants on
26885 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26887 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26888 offset when calculating bounds for indexing stack_usage_map. Fixes
26889 a buffer overflow with certain target setups.
26891 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26894 * calls.c (expand_call): Clear try_tail_call if caller and callee
26895 disagree in promotion of function return value.
26897 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26900 * c-common.c (c_determine_visibility): If visibility changed and
26901 DECL_RTL has been already set, call make_decl_rtl to update symbol
26904 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26907 * varasm.c (assemble_variable): Don't check DECL_NAME when
26908 globalizing a variable.
26910 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26913 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26914 expression before any __builtin_trap call.
26915 * c-typeck.c (build_function_call): Convert and check function
26916 arguments before generating a call to a trap. Evaluate the
26917 function arguments before the trap.
26919 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26922 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26923 (UNSPEC_FXAM_MEM): New unspec.
26924 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26925 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26926 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26928 2009-02-19 Richard Guenther <rguenther@suse.de>
26930 PR tree-optimization/39207
26931 PR tree-optimization/39074
26932 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26933 storedanything_tree): New.
26934 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26935 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26936 (build_succ_graph): Add edges from STOREDANYTHING to all
26938 (init_base_vars): Initialize STOREDANYTHING.
26939 (compute_points_to_sets): Free substitution info after
26940 building the succ graph.
26941 (ipa_pta_execute): Likewise.
26943 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26945 (do_ds_constraint): Do not add to special var or non-pointer
26947 (type_could_have_pointers): Split out from ...
26948 (could_have_pointers): ... here. For arrays use the element type.
26949 (create_variable_info_for): Initialize may_have_pointers.
26950 (new_var_info): Likewise.
26951 (handle_lhs_call): Make the HEAP variable unknown-sized.
26952 (intra_create_variable_infos): Use a type with pointers for
26953 PARM_NOALIAS, make it unknown-sized.
26955 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26958 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26960 2009-02-18 Jason Merrill <jason@redhat.com>
26963 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26964 value if DECL_EXTERNAL.
26965 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26966 * target.h (gcc_target::binds_local_p): Clarify "module".
26967 * tree.h (TREE_PUBLIC): Clarify "module".
26969 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26972 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26973 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26975 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26978 * c.opt (Wabi): Support C and ObjC.
26981 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26983 * config/i386/i386.c (classify_argument): Warn once about the ABI
26984 change when passing union with long double.
26986 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26988 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26991 * c-parser.c (c_parser_compound_statement): Always enter and leave
26994 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26997 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26999 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27001 PR tree-optimization/36922
27002 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27003 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27006 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27008 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27011 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27013 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27015 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27017 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27020 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27021 Richard Sandiford <rdsandiford@googlemail.com>
27023 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27024 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27025 (loongson_biadd): ...this.
27027 2009-02-17 Richard Guenther <rguenther@suse.de>
27029 PR tree-optimization/39202
27030 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27031 a var make sure to follow existing collapses.
27033 2009-02-17 Richard Guenther <rguenther@suse.de>
27035 PR middle-end/39214
27036 * langhooks.c (lhd_print_error_function): Check for NULL block.
27038 2009-02-17 Richard Guenther <rguenther@suse.de>
27040 PR tree-optimization/39204
27041 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27044 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27046 * config/soft-fp/double.h: Update from glibc CVS.
27048 2009-02-17 Richard Guenther <rguenther@suse.de>
27050 PR tree-optimization/39207
27051 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27052 strict-aliasing warnings for pointers pointing to NULL.
27054 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27057 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27058 skipping until next close brace.
27060 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27063 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27064 to function argument boundary.
27066 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27068 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27069 in the lea_add. Reload eventually constraints it properly.
27070 * config/picochip/constraints.md: Remove the target constraint
27071 "b", since it is not needed anymore.
27073 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27075 * gthr-dce.h: Uglify function parameter and local variable names.
27076 * gthr-gnat.h: Likewise.
27077 * gthr-mipssde.h: Likewise.
27078 * gthr-nks.h: Likewise.
27079 * gthr-posix95.h: Likewise.
27080 * gthr-posix.h: Likewise.
27081 * gthr-rtems.h: Likewise.
27082 * gthr-single.h: Likewise.
27083 * gthr-solaris.h: Likewise.
27084 * gthr-tpf.h: Likewise.
27085 * gthr-vxworks.h: Likewise.
27086 * gthr-win32.h: Likewise.
27088 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27091 * config/i386/i386.md: Restrict the new peephole2 to move
27092 between MMX/SSE registers.
27094 2009-02-15 Richard Guenther <rguenther@suse.de>
27097 2009-02-13 Richard Guenther <rguenther@suse.de>
27099 * configure.ac: Enable LFS.
27100 * configure: Re-generate.
27101 * config.in: Likewise.
27103 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27105 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27106 spu_srqwbyte, spu_srqwbytebc): Define.
27107 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27108 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27109 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27110 "shrqby_<mode>"): New insn-and-split patterns.
27111 * config/spu/spu.c (expand_builtin_args): Determine and return
27112 number of operands using spu_builtin_description data.
27113 (spu_expand_builtin_1): Use it.
27115 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27118 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27121 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27124 * config/i386/i386.c (override_options): Correct warning
27125 messages for -malign-loops, -malign-jumps and -malign-functions.
27127 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27130 * config/i386/i386.md: Restrict the new peephole2 to move
27131 between the general purpose registers.
27133 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27136 * config/i386/i386.c (type_natural_mode): Add a new argument.
27137 Return the original mode and warn ABI change if vector size is 32byte.
27138 (function_arg_advance): Updated.
27139 (function_arg): Likewise.
27140 (ix86_function_value): Likewise.
27141 (ix86_return_in_memory): Likewise.
27142 (ix86_sol10_return_in_memory): Likewise.
27143 (ix86_gimplify_va_arg): Likewise.
27144 (function_arg_32): Don't warn ABX ABI change here.
27145 (function_arg_64): Likewise.
27147 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27149 * loop-iv.c (implies_p): In the final case, test that operands 0
27150 of the two comparisons match.
27152 * config/bfin/bfin.c (find_prev_insn_start): New function.
27153 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27154 (find_next_insn_start): Move.
27156 2009-02-13 Richard Guenther <rguenther@suse.de>
27158 * configure.ac: Enable LFS.
27159 * configure: Re-generate.
27160 * config.in: Likewise.
27162 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27165 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27166 sizes on syntax error after some arguments have been parsed.
27168 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27170 * doc/invoke.texi (-fira): Remove.
27172 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27174 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27175 * recog.c: Likewise.
27178 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27180 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27181 (umul_ppmm): Likewise.
27182 (count_leading_zeros): Likewise.
27183 (count_trailing_zeros): Likewise.
27184 (UMUL_TIME): Likewise.
27186 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27188 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27189 soft-fp/t-softfp to tmake_file.
27191 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27192 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27193 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27194 IA64_BUILTIN_INFQ]: New.
27195 (ia64_init_builtins): Initialize __builtin_infq,
27196 __builtin_fabsq and __builtin_copysignq if not HPUX.
27197 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27198 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27200 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27202 (__fixtfti): Likewise.
27203 (__fixunstfti): Likewise.
27204 (__floattitf): Likewise.
27206 * config/ia64/libgcc-glibc.ver: New.
27207 * config/ia64/t-fprules-softfp: Likewise.
27208 * config/ia64/sfp-machine.h: Likewise.
27210 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27211 (LIBGCC2_TF_CEXT): Likewise.
27212 (TF_SIZE): Likewise.
27213 (TARGET_INIT_LIBFUNCS): Likewise.
27215 * config/ia64/t-glibc (SHLINB_MAPFILES):
27216 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27218 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27220 * config/i386/i386.c (construct_container): Rewrite processing
27221 BLKmode with X86_64_SSE_CLASS.
27223 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27226 * config/i386/i386.md: Replace simplify_replace_rtx with
27227 replace_rtx in the new peephole2.
27229 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27231 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27232 loop unrolling do not happen at -O2.
27234 2009-02-12 Michael Matz <matz@suse.de>
27236 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27238 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27240 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27243 2009-02-12 Ben Elliston <bje@au.ibm.com>
27245 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27246 patterns when updating the back chain. Missed in the 2009-02-10
27249 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27251 * doc/extend.texi (Decimal Floating Types): Update identifier of
27252 draft TR and list of missing support.
27254 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27256 PR middle-end/39154
27257 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27258 bit to variable length decl's flags, add it also to its
27259 pointer replacement variable.
27261 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27262 Jakub Jelinek <jakub@redhat.com>
27265 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27266 (memory_blockage): New expander.
27267 (*memory_blockage): New insn pattern.
27268 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27269 instead of general blockage at the end of function prologue when
27270 frame pointer is used to access red zone area. Do not emit blockage
27271 when profiling, it is emitted in generic code.
27272 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27273 function epilogue when frame pointer is used to access red zone area.
27275 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27278 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27279 by arithmetic with memory operands.
27280 * config/i386/predicates.md (commutative_operator): New.
27282 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27284 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27287 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27289 * alias.h (record_alias_subset): Declare.
27290 * alias.c (record_alias_subset): Make global.
27292 2009-02-10 Nick Clifton <nickc@redhat.com>
27294 * tree-parloops.c: Change license to GPLv3.
27295 * ipa-struct-reorg.c: Change license to GPLv3.
27296 * ipa-struct-reorg.h: Change license to GPLv3.
27298 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27301 * c-decl.c (start_struct): Return NULL on error.
27303 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27305 PR middle-end/39124
27306 * cfgloopmanip.c (remove_path): Call remove_bbs after
27307 cancel_loop_tree, not before it.
27310 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27311 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27312 VAR_DECLs were seen.
27313 * tree-ssa-live.c (remove_unused_locals): Recompute
27314 cfun->has_local_explicit_reg_vars.
27315 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27316 copies or clearings if cfun->has_local_explicit_reg_vars.
27318 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27321 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27322 of function prologue when frame pointer is used to access
27325 2009-02-10 Richard Guenther <rguenther@suse.de>
27327 PR middle-end/39127
27328 * gimplify.c (gimple_regimplify_operands): Always look if
27329 we need to create a temporary.
27331 2009-02-10 Richard Guenther <rguenther@suse.de>
27333 PR tree-optimization/39132
27334 * tree-loop-distribution.c (todo): New global var.
27335 (generate_memset_zero): Trigger TODO_rebuild_alias.
27336 (tree_loop_distribution): Return todo.
27338 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27341 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27342 (x86_64_reg_class_name): Removed.
27343 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27344 first one isn't X86_64_SSE_CLASS or any other ones aren't
27345 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27346 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27347 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27348 and 3 X86_64_SSEUP_CLASS.
27349 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27350 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27352 2009-02-10 Ben Elliston <bje@au.ibm.com>
27354 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27355 form instruction to update the stack back chain word, even if the
27356 user has disabled the generation of update instructions.
27357 (movdi_<mode>_update_stack): New.
27358 (movsi_update_stack): Likewise.
27359 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27360 always use an update form instruction to update the stack back
27363 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27365 PR middle-end/38953
27366 * graphite.c (if_region_set_false_region): After moving a region in
27367 the false branch of a condition, remove the empty dummy basic block.
27368 (gloog): Remove wrong fix for PR38953.
27370 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27372 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27373 generation due to implicit sign extension.
27375 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27377 PR middle-end/38981
27378 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27379 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27381 2009-02-09 Richard Guenther <rguenther@suse.de>
27383 PR middle-end/35202
27384 * convert.c (convert_to_real): Disable (float)fn((double)x)
27385 to fnf(x) conversion if errno differences may occur and
27386 -fmath-errno is set.
27388 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27390 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27391 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27392 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27394 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27397 * c-common.c (handle_alias_attribute): Disallow attribute for
27398 anything not a FUNCTION_DECL or VAR_DECL.
27400 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27403 * real.c (do_compare): Special-case compare of zero against
27404 decimal float value.
27406 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27409 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27410 as indicating flexible array members unless the field itself is
27411 being declarared as the incomplete array.
27413 2009-02-06 Jan Hubicka <jh@suse.cz>
27415 PR tree-optimization/38844
27416 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27417 is already inlined.
27419 2009-02-06 Richard Guenther <rguenther@suse.de>
27421 PR middle-end/38977
27422 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27423 fork because we may expand it as __gcov_fork.
27425 2009-02-06 Nick Clifton <nickc@redhat.com>
27427 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27429 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27431 PR tree-optimization/35659
27432 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27433 vn_phi_eq): Shortcut if hashcode does not match.
27434 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27436 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27437 and avoid iterative_hash_expr.
27438 (FOR_EACH_VALUE_ID_IN_SET): New.
27439 (value_id_compare): Remove.
27440 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27441 sort expressions by value id.
27443 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27446 * config/sh/predicates.md (general_movsrc_operand): Don't check
27447 the subreg of system registers here.
27449 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27452 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27453 on the copied decl.
27455 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27457 PR rtl-optimization/39110
27458 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27459 addresses, not aligned ones.
27461 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27462 Richard Guenther <rguenther@suse.de>
27464 PR tree-optimization/39100
27465 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27466 comment says and add edges.
27468 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27471 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27472 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27474 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27476 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27477 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27478 register_bb_in_sese, new_sese, free_sese): Moved.
27479 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27480 outermost_loop_in_scop, build_scop_iteration_domain,
27481 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27482 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27483 Use loop_in_sese_p instead of loop_in_scop_p.
27484 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27485 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27486 (scopdet_basic_block_info): Fix bug in scop detection.
27487 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27488 eq_loop_to_cloog_loop): Remove.
27489 (nb_loops_around_loop_in_scop, nb_loop
27490 ref_nb_loops): Moved here...
27491 * graphite.h (ref_nb_loops): ... from here.
27492 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27493 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27494 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27496 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27497 Hans-Peter Nilsson <hp@axis.com>
27499 PR rtl-optimization/37889
27500 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27501 Move offset handling from PLUS to before the switch. Use new
27502 arguments when considering SYMBOL_REFs too.
27503 (rtx_addr_can_trap_p): Pass dummy offset and size.
27504 (enum may_trap_p_flags): Remove.
27505 (may_trap_p_1): Pass size from MEM_SIZE.
27507 PR rtl-optimization/38921
27508 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27509 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27510 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27511 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27513 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27515 AVX Programming Reference (January, 2009)
27516 * config/i386/sse.md (*vpclmulqdq): New.
27518 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27520 PR tree-optimization/38977
27521 PR gcov-profile/38292
27522 * calls.c (special_function_p): Disregard __builtin_ prefix.
27524 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27526 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27527 non-indexable addresses even before reload.
27529 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27532 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27533 as having variable size. Do not give an error for unnamed
27534 parameters with [*] declarators. Give a warning for type names
27535 with [*] declarators and mark them as variable size.
27536 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27537 for sizeof applied to [*] type names.
27539 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27542 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27544 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27546 * gcc.c (process_command): Update copyright notice dates.
27547 * gcov.c (print_version): Likewise.
27548 * gcov-dump.c (print_version): Likewise.
27549 * mips-tfile.c (main): Likewise.
27550 * mips-tdump.c (main): Likewise.
27552 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27555 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27556 for composite type involving a zero-length array type.
27558 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27561 * function.c (match_asm_constraints_1): Skip over
27562 initial optional % in the constraint.
27564 PR inline-asm/39059
27565 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27566 supported, don't accept FIXED_CSTs.
27567 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27568 and _Sat is used without _Fract/_Accum. Set specs->type to
27569 integer_type_node for cts_fract/cts_accum if fixed point is not
27572 2009-02-02 Catherine Moore <clm@codesourcery.com>
27574 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27576 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27578 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27579 (ABI_HAS_64BIT_SYMBOLS): Use it.
27580 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27582 2009-02-02 Paul Brook <paul@codesourcery.com>
27584 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27586 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27588 PR inline-asm/39058
27589 * recog.h (asm_operand_ok): Add constraints argument.
27590 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27591 recurse on matching constraint.
27592 (check_asm_operands): Pass constraints as 3rd argument to
27593 asm_operand_ok. Don't look up matching constraint here.
27594 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27597 2009-02-02 Ben Elliston <bje@au.ibm.com>
27599 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27600 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27602 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27604 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27605 information. Remove some obsolete information. Reorganize.
27607 * config/pa/fptr.c: Revert license to GPL 2.
27608 * config/pa/milli64.S: Likewise.
27610 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27613 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27614 LIBRARY name in, instead of hard-coding it.
27615 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27616 extra target make frag to tmake_files according to EH model.
27617 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27618 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27619 frags that define makefile variable EH_MODEL appropriately.
27620 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27621 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27622 to "-sjlj" according to type of EH configured.
27623 (LIBGCC_SONAME): Concatenate it to shared library base name.
27624 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27625 to "_sjlj" according to type of EH configured.
27626 (LIBGCC_SONAME): Concatenate it to shared library base name.
27627 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27628 (SHLIB_LINK): Add missing semicolon to if-else construct.
27629 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27630 string value of "pe_dll" command-line option.
27631 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27632 (SHLIB_SONAME): Use it when overriding t-cygming default.
27633 (SHLIB_IMPLIB): Override t-cygming default.
27634 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27635 string value of "pe_dll" command-line option.
27637 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27640 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27641 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27643 2009-01-31 Richard Guenther <rguenther@suse.de>
27645 PR tree-optimization/38937
27646 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27647 computing the transitive closure.
27649 2009-01-30 Richard Guenther <rguenther@suse.de>
27651 PR tree-optimization/39041
27652 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27653 Propagate variable indices only if the types match for this stmt.
27655 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27658 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27659 inline but never defined.
27661 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27663 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27664 (*insv_h_di_reg_extimm): New insn.
27665 (*insv_l<mode>_reg_extimm): New insn.
27667 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27669 * config/picochip/picochip.c (flag_conserve_stack): set
27670 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27671 fconserve-stack. Reduce call-overhead used by inliner.
27673 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27676 * common.opt (flag_conserve_stack): Initialised to zero.
27678 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27681 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27682 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27685 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27687 * ira-color.c (allocno_reload_assign): Update comments.
27688 * regmove.c (regmove_optimize): Likewise.
27692 2009-01-29 Robert Millan <rmh@aybabtu.com>
27694 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27695 * config/i386/kopensolaris-gnu.h: New file. Undefine
27696 `MD_UNWIND_SUPPORT'.
27697 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27699 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27701 PR tree-optimization/39007
27702 * tree-loop-distribution.c (generate_builtin): Use
27703 recompute_dominator to compute the immediate dominator of the
27704 basic block just after the loop.
27706 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27708 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27709 (ASM_OUTPUT_DWARF_PCREL): Define.
27711 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27713 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27714 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27715 global. Modify entries about regmove and IRA.
27717 * ra-conflict.c: Remove the file.
27719 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27721 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27722 (pass_regclass_init): Rename to pass_reginfo_init.
27724 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27726 * toplev.h (flag_ira): Remove.
27728 * caller-save.c (setup_save_areas): Remove flag_ira.
27730 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27732 * global.c: Remove the file.
27734 * opts.c (decode_options): Remove flag_ira.
27736 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27738 * regmove.c: Modify file description.
27739 (find_use_as_address, try_auto_increment): Define them only if
27740 AUTO_INC_DEC is defined.
27741 (replacement_quality, replace_in_call_usage, fixup_match_1,
27742 stable_and_no_regs_but_for_p): Remove.
27743 (reg_set_in_bb): Make it static.
27744 (regmove_optimize): Remove flag_ira and code which worked for
27747 * local-alloc.c: Remove the file.
27749 * common.opt (fira): Remove.
27751 * ira.c: Include except.h.
27752 (eliminable_regset): Move from global.c.
27753 (mark_elimination): Ditto. Remove flag_ira.
27754 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27755 equiv_mem_modified, validate_equiv_mem_from_store,
27756 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27757 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27758 no_equiv, recorded_label_ref): Move from local-alloc.c.
27759 (update_equiv_regs): Ditto. Make it static.
27760 (print_insn_chain, print_insn_chains): Move it from global.c.
27761 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27762 (build_insn_chain): Ditto. Make it static.
27763 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27764 Rename to init_live_subregs.
27765 (gate_ira): Remove flag_ira.
27767 * regclass.c: Rename reginfo.c. Change file description.
27768 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27769 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27770 (init_reg_sets_1): Remove code for evaluation of
27771 reg_class_superclasses and losing_caller_save_reg_set.
27772 (init_regs): Remove init_reg_autoinc.
27773 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27774 ok_for_base_p_nonstrict): Remove.
27775 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27776 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27777 corresponding entries.
27778 (dump_regclass, record_operand_costs, scan_one_insn,
27779 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27780 record_address_regs, auto_inc_dec_reg_p): Remove.
27781 (gt-regclass.h): Rename to gt-reginfo.h.
27783 * rtl.h (dump_global_regs, retry_global_alloc,
27784 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27786 * Makefile.in (RA_H): Remove.
27787 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27788 Rename regclass.o to reginfo.o.
27789 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27791 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27792 (GTFILES): Rename regclass.c to reginfo.c.
27794 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27795 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27797 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27798 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27800 (finish_spills): Ditto. Remove code for !flag_ira.
27802 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27804 PR middle-end/35854
27805 * doc/invoke.texi (rtl debug options): Complete rewrite.
27806 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27808 * mode-switching.c (pass_mode_switching): Rename pass from
27809 "mode-sw" to "mode_sw".
27810 * except.c (pass_convert_to_eh_ranges): Rename pass from
27811 "eh-ranges" to "eh_ranges".
27812 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27816 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27817 Alexander Monakov <amonakov@ispras.ru>
27819 PR middle-end/38857
27820 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27822 (move_exprs_to_boundary): Change return type and pass through
27823 should_move from move_op. Relax assert. Update usage ...
27824 (schedule_expr_on_boundary): ... here. Use should_move instead of
27826 (move_op_orig_expr_found): Indicate that insn was disconnected from
27828 (code_motion_process_successors): Do not call after_merge_succs
27829 callback if original expression was not found when traversing any of
27831 (code_motion_path_driver): Change return type. Update prototype.
27832 (move_op): Update comment. Add a new parameter (should_move). Update
27833 prototype. Set *should_move based on indication provided by
27834 move_op_orig_expr_found.
27836 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27838 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27839 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27840 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27841 * config/rs6000/rs6000.c (rs6000_override_options): Default
27842 avoid-indexed-addresses on for Power6, off for everything else.
27843 (avoiding_indexed_address_p): New function.
27844 (rs6000_legitimize_address): Use it.
27845 (rs6000_legitimate_address): Likewise.
27846 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27848 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27850 PR tree-optimization/38997
27851 * tree-loop-distribution.c (generate_memset_zero): Use
27852 POINTER_PLUS_EXPR for a pointer addition.
27854 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27856 * config/s390/s390.md (bswap<mode>2): New pattern added.
27858 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27860 * config/s390/s390.md (*tls_load_31): Added type attribute.
27862 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27864 * config/s390/s390.md: Fix a few comments.
27866 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27868 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27869 (*tm<mode>_full): Fixed z10prop attribute.
27870 (*tst<mode>_extimm): Fixed z10prop attribute.
27871 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27872 (*tstqiCCT_cconly): Fixed z10prop attribute.
27873 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27874 (*movsi_larl): Fixed z10prop attribute.
27875 (*movsi_zarch): Fixed z10prop attribute.
27876 (*movsi_eas): Fixed z10prop attribute.
27877 (*movhi): Fixed z10prop attribute.
27878 (*movqi): Fixed z10prop attribute.
27879 (*movstrictqi): Fixed z10prop attribute.
27880 (*mov<mode>): Fixed z10prop attribute.
27881 (*movcc): Fixed z10prop attribute.
27882 (*sethighpartdi_64): Fixed z10prop attribute.
27883 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27884 (*negdi2_sign_cc): Fixed z10prop attribute.
27885 (*negdi2_sign): Fixed z10prop attribute.
27886 (*absdi2_sign_cc): Fixed z10prop attribute.
27887 (*absdi2_sign): Fixed z10prop attribute.
27888 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27889 (*negabsdi2_sign): Fixed z10prop attribute.
27890 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27891 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27892 (doloop_si64): Fixed z10prop attribute.
27893 (doloop_si31): Fixed z10prop attribute.
27894 (doloop_long): Fixed z10prop attribute.
27895 (indirect_jump): Fixed z10prop attribute.
27896 (nop): Fixed z10prop attribute.
27897 (main_base_64): Fixed z10prop attribute.
27898 (reload_base_64): Fixed z10prop attribute.
27900 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27902 PR rtl-optimization/38740
27903 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27905 * config/mips/mips.c (mips_reorg): Likewise.
27907 2009-01-28 Richard Guenther <rguenther@suse.de>
27909 PR tree-optimization/38926
27910 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27911 with the correct value id to a value.
27912 (do_regular_insertion): Use the value number of edoubleprime
27913 for the value number of the expr.
27916 2008-08-21 Richard Guenther <rguenther@suse.de>
27918 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27919 a PHI ask VN if it is already available.
27920 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27921 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27923 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27925 PR middle-end/38934
27926 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27927 set to varying whenever max has TREE_OVERFLOW set, similarly
27928 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27930 2009-01-28 Richard Guenther <rguenther@suse.de>
27932 PR middle-end/38908
27933 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27934 uninitialized aggregate uses in call arguments.
27936 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27938 PR tree-optimization/38984
27939 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27940 the nothing_id variable if -fno-delete-null-pointer-checks.
27942 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27945 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27946 (set_got_offset_rex64): Ditto.
27948 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27951 * doc/extend.texi: Improve local variable with asm reg.
27953 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27955 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27956 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27957 was not supplied then set warn_packed_bitfield_compat to the
27958 default value of 1.
27959 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27962 2009-01-27 Richard Guenther <rguenther@suse.de>
27964 PR tree-optimization/38503
27965 * cfgexpand.c (expand_gimple_basic_block): Ignore
27966 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27967 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27968 variables that cannot have TBAA applied.
27969 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27972 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27974 PR middle-end/38969
27975 * calls.c (initialize_argument_information): Do not wrap complex
27976 arguments in SAVE_EXPR.
27978 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27980 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27981 (INSTALL_LIBGCC): Revert typo commit.
27983 2009-01-26 Richard Guenther <rguenther@suse.de>
27985 PR tree-optimization/38745
27986 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27987 from special handling.
27989 2009-01-26 Richard Guenther <rguenther@suse.de>
27991 PR tree-optimization/38745
27992 * tree-ssa.c (execute_update_addresses_taken): Do not include
27993 variables that cannot possibly be a register in not_reg_needs.
27994 Do not clear TREE_ADDRESSABLE on vars that may not become
27996 * tree-ssa.c (update_alias_info_1): Include those in the set
27997 of addressable vars.
27999 2009-01-26 Richard Guenther <rguenther@suse.de>
28001 PR middle-end/38851
28002 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28003 * tree-ssa-dse.c: Include langhooks.h
28004 (execute_simple_dse): Remove stores with zero size.
28006 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28009 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28012 2009-01-24 Julian Brown <julian@codesourcery.com>
28014 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28015 config/arm/linux-atomic.c.
28016 * config/arm/linux-atomic.c: New.
28018 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28020 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28021 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28022 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28024 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28027 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28030 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28032 PR tree-optimization/38953
28033 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28034 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28035 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28036 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28039 2009-01-24 Paul Brook <paul@codesourcery.com>
28041 * config/arm/neon.md (neon_type): Move to arm.md.
28042 (neon_mov<VSTRUCT>): Add neon_type attribute.
28043 * config/arm/arm.md (neon_type): Move to here.
28044 (conds): Add "unconditioal" and use as default for NEON insns.
28046 2009-01-24 Ben Elliston <bje@au.ibm.com>
28048 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28049 void *' warning from -Wc++-compat.
28050 * Makefile.in (dominance.o-warn): Remove.
28052 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28054 PR tree-optimization/38932
28055 * fold-const.c (fold_unary_ignore_overflow): New.
28056 * tree.h (fold_unary_ignore_overflow): Declare.
28057 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28058 * tree-ssa-sccvn.c (visit_reference_op_load,
28059 simplify_unary_expression): Likewise.
28061 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28063 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28064 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28065 regardless of their type.
28066 * c-common.c (handle_packed_attribute): Don't ignore packed on
28068 * c.opt (Wpacked-bitfield-compat): New warning option.
28069 * stor-layout.c (place_field): Warn if offset of a field changed.
28070 * doc/extend.texi (packed): Mention the ABI change.
28071 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28072 (Warning Options): Add it to the list.
28074 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28076 * c-opts.c (c_common_post_options): Fix a typo in comments.
28078 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28080 PR middle-end/38615
28081 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28082 variables to static.
28083 * doc/invoke.texi (-fmerge-all-constants): Update description.
28085 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28088 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28089 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28091 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28093 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28095 (LOCAL_ALIGNMENT): Similarly.
28097 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28098 Joseph Myers <joseph@codesourcery.com>
28100 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28101 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28102 * config/arm/arm-tune.md: Regenerate.
28103 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28106 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28108 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28109 version number to five.
28111 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28114 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28115 * c-common.c (set_underlying_type): Likewise.
28116 (is_typedef_decl ): Likewise
28118 (set_underlying_type): Likewise.
28119 (is_typedef_type): Likewise.
28121 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28123 PR middle-end/38587
28124 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28127 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28130 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28131 (LIBGCC_SPEC): Don't define.
28132 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28134 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28136 PR rtl-optimization/38879
28137 * alias.c (base_alias_check): Unaligned access via AND address can
28138 alias all surrounding object types except those with sizes equal
28139 or wider than the size of unaligned access.
28141 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28144 * c-decl.c (clone_underlying_type): Move this ...
28145 * c-common.c (set_underlying_type): ... here.
28146 Also, make sure the function properly sets TYPE_STUB_DECL() on
28147 the newly created typedef variant type.
28148 (is_typedef_decl ): New entry point.
28149 * tree.h: Added a new member member_types_needing_access_check to
28150 struct tree_decl_non_common.
28151 (set_underlying_type): New entry point.
28152 (is_typedef_type): Likewise.
28154 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28156 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28157 Check whether two instructions have memory references that
28158 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28159 are helper functions for traversing.
28160 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28161 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28162 not to draw dependency edge for instructions with non-conflicting
28165 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28168 * longlong.h: Update copyright years. Use soft-fp license notice.
28169 Sync __clz_tab declaration with glibc.
28171 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28174 * doc/extend.texi (syscall_linkage): New.
28175 (version_id): Modify.
28177 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28178 Richard Guenther <rguenther@suse.de>
28180 PR tree-optimization/38747
28181 PR tree-optimization/38748
28182 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28183 conversion if the base address is an indirect reference and the
28184 aliasing sets could cause issues.
28186 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28188 * common.opt (fgraphite, fgraphite-identity): Add comment for
28189 explaining why these options are not documented.
28191 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28193 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28194 gimple_call_lhs is NULL.
28196 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28199 * emit-rtl.c (adjust_address_1): Make sure memref is never
28202 2009-01-20 Ben Elliston <bje@au.ibm.com>
28204 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28205 const qualifier from arg parameter. Remove unnecessary cast to char *.
28206 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28207 const qualifier from arg 2.
28209 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28211 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28213 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28216 * rtl.h (reinit_regs): New prototype.
28217 * regclass.c: Include ira.h.
28218 (reinit_regs): New.
28219 * Makefile.in (regclass.o): Add ira.h.
28220 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28222 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28225 * c-common.c (handle_aligned_attribute): Use
28226 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28227 default alignment value.
28229 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28231 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28232 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28234 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28235 __BIGGEST_ALIGNMENT__.
28237 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28239 2009-01-18 Richard Guenther <rguenther@suse.de>
28241 PR tree-optimization/38819
28242 * tree-flow.h (operation_could_trap_helper_p): Declare.
28243 * tree-eh.c (operation_could_trap_helper_p): Export.
28244 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28245 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28246 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28247 are about to insert a possibly trapping instruction and fail
28250 2009-01-18 Andreas Schwab <schwab@suse.de>
28252 * doc/install.texi (Configuration): Remove obsolete paragraph
28253 about use of --with-gnu-ld with --with-gnu-as.
28255 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28257 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28258 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28259 Follow spelling conventions.
28261 2009-01-18 Ben Elliston <bje@au.ibm.com>
28263 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28264 C++ warning about implicit conversion from void * to struct
28266 (bitmap_obstack_free): Likewise for bitmap_element *.
28267 * Makefile.in (bitmap.o-warn): Remove.
28269 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28271 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28273 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28274 Tobias Grosser <tobi.grosser@amd.com>
28276 * graphite.c (graphite_trans_scop_block): Do not block single
28279 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28281 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28282 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28283 test with assertion.
28285 2009-01-16 Richard Guenther <rguenther@suse.de>
28287 PR tree-optimization/38835
28288 PR middle-end/36227
28289 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28290 and INT + PTR -> (INT)(PTR p+ INT) folding.
28291 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28293 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28296 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28297 the subreg from a lowpart subreg if it is also casting the value.
28299 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28300 Tobias Grosser <tobi.grosser@amd.com>
28302 * graphite.c (compare_prefix_loops): New.
28303 (build_scop_canonical_schedules): Rewritten.
28304 (graphite_transform_loops): Move build_scop_canonical_schedules
28305 after build_scop_iteration_domain.
28307 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28308 Tobias Grosser <tobi.grosser@amd.com>
28310 * graphite.c (add_conditions_to_domain): Add the loops to
28311 the dimension of the iteration domain. Do copy the domain
28312 only when it exists.
28313 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28314 (add_conditions_to_constraints): New.
28315 (can_generate_code_stmt, can_generate_code): Removed.
28316 (gloog): Do not call can_generate_code.
28317 (graphite_transform_loops): Call add_conditions_to_constraints
28318 after building the iteration domain.
28320 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28322 PR tree-optimization/38789
28323 * tree-ssa-threadedge.c
28324 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28325 __builtin_constant_p.
28327 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28329 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28330 examined before deleting them.
28332 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28334 * function.c (aggregate_value_p): Correctly extract the function
28335 type from CALL_EXPR_FN lookup.
28337 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28339 * config/picochip/picochip.c (picochip_override_options): Revert
28340 CFI asm flag disable commited previously.
28342 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28343 Tobias Grosser <tobi.grosser@amd.com>
28344 Jan Sjodin <jan.sjodin@amd.com>
28346 * graphite.c (scan_tree_for_params): On substractions negate
28347 all the coefficients of the term.
28348 (clast_to_gcc_expression_red): New. Handle reduction expressions
28349 of more than two operands.
28350 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28351 (get_vdef_before_scop): Handle also the case of default definitions.
28353 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28355 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28356 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28357 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28359 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28360 Joey Ye <joey.ye@intel.com>
28362 PR middle-end/37843
28363 * cfgexpand.c (expand_stack_alignment): Don't update stack
28364 boundary nor check incoming stack boundary here.
28365 (gimple_expand_cfg): Update stack boundary and check incoming
28366 stack boundary here.
28368 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28370 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28372 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28374 PR rtl-optimization/38245
28375 * calls.c (expand_call): Add stack arguments to
28376 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28377 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28378 in regs and partially in memory or BLKmode arguments.
28379 (emit_library_call_value_1): Add stack arguments to
28380 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28381 ACCUMULATE_OUTGOING_ARGS).
28382 * dce.c: Include tm_p.h.
28383 (find_call_stack_args): New function.
28384 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28386 (mark_insn): Call find_call_stack_args for CALL_Ps.
28387 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28388 forwards. Allocate and free arg_stores bitmap if needed, pass it
28389 down to deletable_insn_p, don't mark stores set in arg_stores
28390 bitmap, clear the bitmap at the beginning of each bb.
28391 * Makefile.in (dce.o): Depend on $(TM_P_H).
28393 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28396 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28397 to make sure the insn is a conditional test (bug 22599). Reformat a
28400 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28402 PR middle-end/38431
28403 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28404 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28405 (gloog): Do not call cleanup_tree_cfg.
28406 (graphite_transform_loops): Call cleanup_tree_cfg after all
28407 scops have been code generated.
28409 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28410 * doc/gty.texi (Invoking the garbage collector): Added new node
28411 and section documenting ggc_collect.
28413 2009-01-14 Richard Guenther <rguenther@suse.de>
28415 PR tree-optimization/38826
28416 PR middle-end/38477
28417 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28418 initialization notes only if we actually emitted a warning.
28419 (intra_create_variable_infos): Add constraints for a result decl
28420 that is passed by hidden reference.
28421 (build_pred_graph): Mark all related variables non-direct on
28424 2009-01-14 Nick Clifton <nickc@redhat.com>
28426 * ira-conflicts.c: Include addresses.h for the definition of
28428 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28429 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28431 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28434 * Makefile.in (ira-lives.o): Add except.h.
28436 * ira-lives.c: Include except.h.
28437 (process_bb_node_lives): Process can_throw_internal.
28439 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28441 PR rtl-optimization/38774
28442 * combine.c (simplify_set): When undoing cc_use change, don't do
28443 PUT_CODE on the newly created comparison, but instead put back the
28446 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28448 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28449 values. Remove duplicate arm8 entry.
28451 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28453 PR tree-optimization/38786
28454 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28455 the SSA_NAME case of expand_scalar_variables_expr.
28456 Set the type of an expression to the type of its assign statement.
28457 (expand_scalar_variables_expr): Also gather the scalar computation
28458 used to index the memory access. Do not pass loop_p.
28459 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28460 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28461 the gimple_stmt_iterator where it inserts new code.
28462 Do not pass loop_p.
28463 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28464 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28466 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28468 * graphite.h (debug_value): Removed.
28469 * graphite.c (debug_value): Removed.
28471 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28473 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28474 ldrd/strd with two 32-bit instructions.
28476 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28478 * config/arm/arm.c (struct processors): Pass for speed down into
28479 cost helper functions.
28480 (const_ok_for_op): Handle COMPARE and inequality nodes.
28481 (arm_rtx_costs_1): Rewrite.
28482 (arm_size_rtx_costs): Update prototype.
28483 (arm_rtx_costs): Pass speed down to helper functions.
28484 (arm_slowmul_rtx_costs): Rework cost calculations.
28485 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28486 (arm_9e_rtx_costs): Likewise.
28488 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28490 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28491 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28492 (alpha_legitimize_address): Do not split local symbols wider than
28493 UNITS_PER_WORD into HIGH/LO_SUM parts.
28495 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28498 * gcc.c (process_command): Replace call to execvp with calls
28499 to pex_one and exit.
28501 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28504 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28505 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28506 variant for devices with 3-byte PC.
28507 (__tablejump_elpm__): New.
28509 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28512 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28513 offsetof member-designator, handle it as `[0].'.
28515 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28517 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28518 function when not using named sections on targets with named sections
28519 if branch distance is less than 262132.
28521 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28523 * combine.c (combine_instructions): Recompute
28524 optimize_this_for_speed_p for each BB in the main combine loop.
28526 2009-01-12 Tomas Bily <tbily@suse.cz>
28529 * tree-loop-distribution.c (prop_phis): New function.
28530 (generate_builtin): Call prop_phis.
28532 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28534 PR tree-optimization/38807
28535 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28536 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28538 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28540 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28541 subreg of op0 to the original op0.
28543 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28545 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28547 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28550 * mips-tfile.c (parse_def): Fix parsing of def strings
28551 starting with digits.
28553 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28556 * config/arm/arm.c (arm_is_long_call_p): Don't call
28557 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28559 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28561 * regrename.c (regrename_optimize): Fix dumping.
28562 (find_oldest_value_reg): Preserve REG_POINTER.
28563 (copy_hardreg_forward_1): Likewise.
28565 2009-01-09 Diego Novillo <dnovillo@google.com>
28567 * gimple.h (struct gimple_statement_base) <uid>: Document
28568 the restrictions on its use.
28569 (gimple_uid): Tidy.
28570 (gimple_set_uid): Tidy.
28572 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28574 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28575 zero guard even if align_bytes != 0 and count is smaller than
28578 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28580 PR rtl-optimization/38495
28581 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28582 (add_range_and_copies_from_move_list): Print all added ranges.
28583 Add ranges to memory optimized destination.
28585 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28589 * config/i386/i386.c (override_options): Reject
28590 -mstringop-strategy=rep_8byte with -m32.
28591 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28592 to 1. Do count comparison against epilogue_size_needed at compile
28593 time even when count_exp was constant forced into register. For
28594 size_needed don't jump to epilogue, instead just avoid aligning
28595 and invoke the body algorithm. If need_zero_guard, add zero guard
28596 even if count is non-zero, but smaller than size_needed + number of
28597 bytes that could be stored for alignment.
28598 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28599 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28600 but smaller than size_needed + number of bytes that could be stored
28601 for alignment. Compare size_needed with epilogue_size_needed instead
28602 of desired_align - align, don't adjust size_needed, pass
28603 epilogue_size_needed to the epilogue expanders.
28606 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28608 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28610 * pa.c (last_address): Change to unsigned.
28611 (update_total_code_bytes): Change argument to unsigned. Don't
28612 check if insn addresses are set.
28613 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28614 addresses are not set.
28615 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28617 2009-01-09 Nick Clifton <nickc@redhat.com>
28619 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28620 DECL_DECLARED_INLINE_P.
28622 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28624 PR middle-end/38347
28625 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28626 GET_MODE (op0) in operand_subword_force calls.
28628 PR middle-end/38771
28629 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28630 fold_convert arg0 operands to TREE_TYPE (op0) first.
28632 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28634 * params.def (ira-max-conflict-table-size): Decrease default value
28637 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28639 PR tree-optimization/37031
28640 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28642 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28643 allocate it using gc instead of heap, use VEC_quick_push instead of
28645 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28646 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28647 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28648 allocated vector from heap allocated.
28649 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28650 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28651 vector only after perfect_loop_nest_depth call.
28653 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28654 Jan Sjodin <jan.sjodin@amd.com>
28656 PR tree-optimization/38559
28657 * graphite.c (debug_value, copy_constraint,
28658 swap_constraint_variables, scale_constraint_variable, ): New.
28659 (get_lower_bound, get_upper_bound): Removed.
28660 (graphite_trans_bb_strip_mine): Clean up this code that works
28661 only for constant number of iterations. Fully copy upper and
28662 lower bound constraints, not only the constant part of them.
28663 * graphite.h (debug_value): Declared.
28665 2009-01-08 Ira Rosen <irar@il.ibm.com>
28667 PR tree-optimization/37194
28668 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28669 Don't add the cost of cost model guard in prologue to scalar
28670 outside cost in case of known number of iterations.
28672 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28673 Alan Modra <amodra@bigpond.net.au>
28675 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28676 non-word-aligned REG+CONST addressing.
28678 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28681 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28682 free_after_compilation when outputting a thunk.
28683 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28684 Do not call free_after_compilation here.
28686 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28688 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28689 (ix86_valid_target_attribute_inner_p): Ditto.
28691 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28693 PR tree-optimization/38492
28694 PR tree-optimization/38498
28695 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28696 * tree-chrec.h (scev_is_linear_expression): Declared.
28697 * graphite.c (graphite_cannot_represent_loop_niter): New.
28698 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28699 (graphite_loop_normal_form): Use gcc_assert.
28700 (scan_tree_for_params): Use CASE_CONVERT.
28701 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28702 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28703 Use gcc_assert. Discard scops that contain unhandled cases.
28704 (build_scop_conditions): Return a boolean status for unhandled cases.
28705 (strip_mine_profitable_p): Print the loop number, not its depth.
28706 (is_interchange_valid): Pass the depth of the loop nest, don't
28707 recompute it wrongly.
28708 (graphite_trans_bb_block): Same.
28709 (graphite_trans_bb_block): Print tentative of loop blocking.
28710 (graphite_trans_scop_block): Do not print that the loop has been
28712 (graphite_transform_loops): Do not handle scops that contain condition
28715 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28717 AVX Programming Reference (December, 2008)
28718 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28719 (_mm256_stream_pd): Likewise.
28720 (_mm256_stream_ps): Likewise.
28722 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28723 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28724 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28725 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28726 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28727 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28728 (ix86_expand_special_args_builtin): Likewise.
28730 * config/i386/sse.md (AVXMODEDI): New.
28731 (avx_movnt<mode>): Likewise.
28732 (avx_movnt<mode>): Likewise.
28733 (<sse>_movnt<mode>): Remove AVX support.
28734 (sse2_movntv2di): Likewise.
28736 2009-01-07 Richard Guenther <rguenther@suse.de>
28738 PR middle-end/38751
28739 * fold-const.c (extract_muldiv): Remove obsolete comment.
28740 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28741 to PLUS_EXPR canonicalization for the canonicalization.
28743 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28745 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28746 hosted cross-compilers generating less efficient code.
28748 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28750 * function.h (rtl_data): Add a dbr_scheduled_p field.
28751 * reorg.c (dbr_schedule): Set it.
28752 (gate_handle_delay_slots): Check it.
28753 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28754 (mips_reorg): Check flag_delayed_branch instead of
28755 mips_base_delayed_branch.
28756 (mips_override_options): Don't set mips_base_delayed_branch
28757 or flag_delayed_branch.
28759 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28761 PR rtl-optimization/38426.
28762 * ira.c (ira): Set current_function_is_leaf earlier.
28764 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28766 PR rtl-optimization/38722
28767 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28768 too early, only set a flag and modify after last possible
28771 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28774 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28775 * real.c (decimal_single_format): Correct values of emin and emax.
28776 (decimal_double_format): Ditto.
28777 (decimal_quad_format): Ditto.
28778 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28779 computation of DECnn_MIN and DECnn_MAX for corrected values of
28780 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28781 __DECnn_MIN__, and adjust its computation for the corrected value
28784 2009-01-06 Jan Hubicka <jh@suse.cz>
28787 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28789 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28791 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28792 Add Robert Clark to the list of testers.
28794 2009-01-06 Jan Hubicka <jh@suse.cz>
28795 Kai Tietz <kai.tietz@onevision.com>
28797 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28798 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28800 2009-01-06 Jan Hubicka <jh@suse.cz>
28801 Kai Tietz <kai.tietz@onevision.com>
28803 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28805 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28806 (ix86_nsaved_regs): Count only general purpose regs.
28807 (ix86_nsaved_sseregs): New.
28808 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28809 to 16 for w64; compute padding and size of sse reg save area.
28810 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28811 general purpose regs.
28812 (ix86_emit_save_sse_regs_using_mov): New.
28813 (ix86_expand_prologue): Save SSE regs if needed.
28814 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28815 (ix86_emit_restore_sse_regs_using_mov): New.
28816 (ix86_expand_epilogue): Save SSE regs if needed.
28818 2009-01-06 Jan Hubicka <jh@suse.cz>
28819 Kai Tietz <kai.tietz@onevision.com>
28821 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28822 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28823 functions when accumulate outgoing args is off.
28825 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28828 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28829 before using pseudos_have_intersected_live_ranges_p.
28831 * ira-int.h (ira_assert): Always define.
28833 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28835 AVX Programming Reference (December, 2008)
28836 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28837 (_mm256_permute2_pd): Likewise.
28838 (_mm_permute2_ps): Likewise.
28839 (_mm256_permute2_ps): Likewise.
28840 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28841 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28843 * config/i386/i386.c (ix86_builtins): Remove
28844 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28845 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28846 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28847 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28848 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28849 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28850 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28851 __builtin_ia32_vpermil2ps256.
28852 (ix86_init_mmx_sse_builtins): Updated.
28853 (ix86_expand_args_builtin): Likewise.
28855 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28857 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28858 long absolute calls when generating PA 2.0 code.
28860 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28862 PR rtl-optimization/38583
28863 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28865 * params.def (ira-max-conflict-table-size): New.
28867 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28869 * ira.h (ira_conflicts_p): New external definition.
28871 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28872 table. Report this. Return result of building.
28873 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28874 building conflict table.
28876 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28877 (ira_color): Use ira_conflicts_p.
28879 * global.c: Include ira.h.
28880 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28883 * Makefile.in (global.o): Add ira.h.
28885 * ira-build.c (mark_all_loops_for_removal,
28886 propagate_some_info_from_allocno): New.
28887 (remove_unnecessary_allocnos): Call
28888 propagate_some_info_from_allocno.
28889 (remove_low_level_allocnos): New.
28890 (remove_unnecessary_regions): Add parameter. Call
28891 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28892 parameter to remove_unnecessary_regions.
28893 (ira_build): Remove all regions but root if the conflict table was
28894 not built. Update conflict hard regs for allocnos crossing calls.
28896 * ira.c (ira_conflicts_p): New global.
28897 (ira): Define and use ira_conflicts_p.
28899 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28900 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28901 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28903 2009-01-06 Ben Elliston <bje@au.ibm.com>
28905 * gengtype-lex.l (YY_NO_INPUT): Define.
28907 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28910 * c-common.c (handle_vector_size_attribute): Also reject
28911 BOOLEAN_TYPE types.
28913 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28915 PR tree-optimization/38492
28916 * graphite.c (rename_map_elt, debug_rename_elt,
28917 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28918 rename_map_elt_info, eq_rename_map_elts,
28919 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28920 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28921 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28922 (sese_build_livein_liveouts): New.
28923 (new_sese, free_sese): New.
28924 (new_scop): Call new_sese.
28925 (free_scop): Call free_sese.
28926 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28927 (register_old_new_names): Renamed register_old_and_new_names.
28928 (register_scop_liveout_renames, add_loop_exit_phis,
28929 insert_loop_close_phis, struct igp,
28930 default_liveout_before_guard, add_guard_exit_phis,
28931 insert_guard_phis, copy_renames): New.
28932 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28933 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28934 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28935 (scop_adjust_phis_for_liveouts): New.
28936 (gloog): Call scop_adjust_phis_for_liveouts.
28938 * graphite.h (struct sese): Documented. Added fields liveout,
28939 num_ver and livein.
28940 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28941 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28942 (struct scop): Added field liveout_renames.
28943 (SCOP_LIVEOUT_RENAMES): New.
28945 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28947 PR tree-optimization/38510
28948 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28949 (translate_clast): Call recompute_all_dominators before
28951 (gloog): Call recompute_all_dominators before graphite_verify.
28953 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28954 Jan Sjodin <jan.sjodin@amd.com>
28956 PR tree-optimization/38500
28957 * graphite.c (create_sese_edges): Call fix_loop_structure after
28960 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28962 * config.gcc: Add m32r*-*-rtems*.
28963 * config/m32r/rtems.h: New file.
28965 2009-01-05 Ben Elliston <bje@au.ibm.com>
28967 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28968 (.po.pox): Likewise.
28969 (po/gcc.pot): Likewise.
28971 2009-01-04 David S. Miller <davem@davemloft.net>
28973 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28974 (STARTING_FRAME_OFFSET): Always set to zero.
28976 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28978 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28979 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28980 fixed-point types, and vectors of the same.
28982 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28984 * config/mips/sync.md (*mb_barrier): Rename to...
28985 (*memory_barrier): ...this.
28987 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28989 * doc/extend.texi (Function Attributes): Move @cindex after @item
28990 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28991 and put in alphabetical order. Fix 'target' name and put in order.
28992 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28995 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28997 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28998 (memory_barrier): Expand as unspec instead of unspec_volatile.
28999 Remove mem:BLK from insn operands. Use Pmode scratch register.
29000 (*memory_barrier): Define as unspec instead of unspec_volatile.
29001 Use (match_dup 0) as input operand.
29003 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29004 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29005 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29006 scratch register. Remove operand 1.
29007 (*stbar): Define as unspec instead of unspec_volatile.
29008 Use (match_dup 0) as input operand, remove (const_int 8).
29009 (*membar): Define as unspec instead of unspec_volatile.
29010 Use (match_dup 0) as input operand, remove input operand 2.
29012 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29013 (memory_barrier): Expand as unspec instead of unspec_volatile.
29014 Remove mem:BLK from insn operands. Use Pmode scratch register.
29015 (*memory_barrier): Define as unspec instead of unspec_volatile.
29016 Use (match_dup 0) as input operand.
29018 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29019 Remove mem:BLK from insn operands. Use Pmode scratch register.
29020 Set volatile flag on operand 0.
29021 (*memory_barrier): New insn pattern.
29023 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29025 (*memory_barrier): Use (match_dup 0) as input operand.
29027 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29028 Remove mem:BLK from insn operands. Use Pmode scratch register.
29029 Set volatile flag on operand 0.
29030 (*mb_internal): New insn pattern.
29032 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29034 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29036 PR middle-end/38586
29037 * function.c (struct temp_slot): Move to the section of the file
29038 that deals with temp slots. Remove field 'address'.
29039 (temp_slot_address_table): New hash table of address -> temp slot.
29040 (struct temp_slot_address_entry): New struct, items for the table.
29041 (temp_slot_address_compute_hash, temp_slot_address_hash,
29042 temp_slot_address_eq, insert_temp_slot_address): Support functions
29044 (find_temp_slot_from_address): Rewrite to use the new hash table.
29045 (remove_unused_temp_slot_addresses): Remove addresses of temp
29046 slots that have been made available.
29047 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29048 worker function for remove_unused_temp_slot_addresses.
29049 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29050 Add the temp slot address to the address -> temp slot map.
29051 (update_temp_slot_address): Update via insert_temp_slot_address.
29052 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29053 (pop_temp_slots): Likewise.
29054 (init_temp_slots): Allocate the address -> temp slot map, or empty
29055 the map if it is already allocated.
29056 (prepare_function_start): Initialize temp slot processing.
29058 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29060 PR middle-end/38584
29061 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29062 Calculate the size of all stack vars assuming no packing of stack
29063 vars will happen, replacing a quadratic algorithm with a linear one.
29065 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29068 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29071 2009-01-03 Diego Novillo <dnovillo@google.com>
29073 * doc/contrib.texi: Update contributions.
29075 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29078 * builtins.c (fold_builtin_memory_op): Give up if either operand
29079 is volatile. Set srctype or desttype to non-qualified version
29083 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29084 and FUNCTION_DECLs.
29086 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29088 PR rtl-optimization/35805
29089 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29090 problem if fast dce is able to remove any instructions.
29091 * dce.c (dce_process_block): Fix dump message.
29093 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29096 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29098 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29100 PR middle-end/38690
29101 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29102 * tree-pretty-print.c (op_code_prio): New function.
29103 (op_prio): No longer static. Use op_code_prio.
29104 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29105 Use op_prio and op_code_prio to determine if () should be
29106 printed around operand(s) or not.
29108 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29109 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29110 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29111 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29112 pp_character instead of pp_string for single letter printing.
29114 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29116 * doc/extend.texi: Fix '#pragma GCC option' typo.
29118 2009-01-02 Richard Guenther <rguenther@suse.de>
29120 * doc/install.texi (--enable-checking): Mention different
29121 default for stage1.
29122 (--enable-stage1-checking): Document.
29124 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29126 PR middle-end/30142
29127 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29128 case to be an error.
29130 2009-01-02 Ben Elliston <bje@au.ibm.com>
29132 * config/fp-bit.h (pack_d): Constify argument.
29133 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29134 (isnan): Constify argument.
29136 (iszero): Likewise.
29137 (pack_d): Likewise.
29138 (_fpadd_parts): Constify return type.
29139 (_fpmul_parts): Likewise.
29140 (_fpdiv_parts): Likewise.
29142 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29145 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29146 warn about overwriting initializer with side-effects or
29147 -Woverride-init if !IMPLICIT.
29148 (output_init_element): Likewise. Pass IMPLICIT down to
29150 (process_init_element): Add IMPLICIT argument. Pass it down
29151 to output_init_element.
29152 (push_init_element, pop_init_level, set_designator): Adjust
29153 process_init_element callers.
29154 (set_nonincremental_init, set_nonincremental_init_from_string):
29155 Adjust add_pending_init callers.
29156 (output_pending_init_elements): Adjust output_init_element callers.
29157 * c-tree.h (process_init_element): Adjust prototype.
29158 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29159 process_init_element callers.
29162 Copyright (C) 2009 Free Software Foundation, Inc.
29164 Copying and distribution of this file, with or without modification,
29165 are permitted in any medium without royalty provided the copyright
29166 notice and this notice are preserved.