1 2009-10-16 Richard Guenther <rguenther@suse.de>
4 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5 (maybe_fixup_handled_component): New function.
6 (input_gimple_stmt): Fixup mismatched decl replacements.
8 2009-10-16 Richard Guenther <rguenther@suse.de>
11 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
14 2009-10-16 Richard Guenther <rguenther@suse.de>
16 * gimple.c (iterative_hash_gimple_type): For integer types
17 also hash their minimum and maximum values and the string flag.
18 For array types hash their domain and the string flag.
20 2009-10-16 Richard Guenther <rguenther@suse.de>
22 * gimple.c (gimple_types_compatible_p): Restrict completing
23 types to record or unions. Simplify completion.
24 Do not merge records or unions with different
25 TYPE_STRUCTURAL_EQUALITY_P tag.
26 (iterative_hash_gimple_type): Restrict non-recursing into
27 pointer targets for records and unions.
29 2009-10-15 Jakub Jelinek <jakub@redhat.com>
32 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
33 * dwarf2out.c (mem_loc_descriptor): Don't handle
34 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
35 punt if it is not lowpart subreg or if inner mode isn't
38 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
40 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
41 investigating previous or next insns.
43 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
45 * tree-sra.c (build_ref_for_offset_1): Update comment.
47 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
49 * config/s390/s390.md (atype): Added missing values.
51 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
54 * pa.md (casesi): Use sign extended index in call to
56 (casesi64p): Update pattern to reflect above.
58 2009-10-15 Steve Ellcey <sje@cup.hp.com>
60 PR rtl-optimization/41697
61 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
63 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
66 * config/rs6000/predicates.md: Update copyright year.
67 * config/rs6000/altivec.md: Ditto.
69 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
70 (MD_INCLUDES): Add a2.md.
72 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
73 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
74 (builtin_classify): New static vector to classify various builtins
75 to get the tree attributes correct.
76 (def_builtin): Set the attributes of builtins based on what the
77 builtin does (i.e. memory operation, floating point, saturation
78 need special attributes, others are pure functions).
80 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
82 (enum rs6000_builtins): Include rs6000-builtin.def to define the
83 builtins. Change the end marker to MAX_RS6000_BUILTINS from
85 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
88 * config/rs6000/rs6000-builtin.def: New file that combines the
89 builtin enumeration name and attributes.
91 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
93 * config/i386/linux.h (ASM_SPEC): Add --32.
95 2009-10-15 Jakub Jelinek <jakub@redhat.com>
97 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
98 and DW_TAG_template_alias.
99 (dwarf_attr_name): Handle DW_AT_main_subprogram,
100 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
101 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
102 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
103 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
104 and DW_AT_GNU_odr_signature.
105 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
106 DW_FORM_flag_present and DW_FORM_ref_sig8.
107 (output_signature): Only print name on the first byte.
108 (output_die): Likewise for dw_val_class_data8.
110 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
112 * doc/invoke.texi: Clarify that most optimizations are not enabled
115 2009-10-15 Richard Guenther <rguenther@suse.de>
118 * gimple.c (compare_type_names_p): Handle anonymous names
119 differently based on new mode argument.
120 (gimple_types_compatible_p): For structs also compare the tags.
121 (iterative_hash_type_name): Rename to ...
122 (iterative_hash_name): ... this. Hash all names.
123 (iterative_hash_gimple_type): Fix hashing the struct tag of
124 pointer targets. Hash field decl names.
126 2009-10-15 Richard Guenther <rguenther@suse.de>
129 * gimple.c (gimple_get_alias_set): Avoid recursing on
130 invalid type topology.
132 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
134 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
136 2009-10-15 Richard Guenther <rguenther@suse.de>
138 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
140 2009-10-15 Jakub Jelinek <jakub@redhat.com>
142 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
143 add --with-tune{,-32,-64} configured default for -mtune if explicit
146 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
148 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
151 2009-10-14 DJ Delorie <dj@redhat.com>
153 * config/h8300/h8300.c (F): New.
155 (h8300_emit_stack_adjustment): Call them.
157 (h8300_push_pop): Likewise.
158 (h8300_expand_prologue): Likewise.
159 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
160 (MUST_USE_SJLJ_EXCEPTIONS): Define.
161 (INCOMING_RETURN_ADDR_RTX): Define.
162 (INCOMING_FRAME_SP_OFFSET): Define.
163 (DWARF_CIE_DATA_ALIGNMENT): Define.
165 2009-10-14 Jakub Jelinek <jakub@redhat.com>
167 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
168 fields in builtin structs.
169 (finalize_record_size): Likewise.
171 2009-10-14 Richard Guenther <rguenther@suse.de>
173 * gimple.c (gtc_ob): New global.
174 (struct type_pair_d): Replace pointers with type UIDs.
175 (type_pair_hash): Adjust.
176 (type_pair_eq): Likewise.
177 (lookup_type_pair): Likewise. Allocate from an obstack.
178 (gimple_force_type_merge): Adjust.
179 (gimple_types_compatible_p): Likewise.
180 (free_gimple_type_tables): Free the obstack.
182 2009-10-14 Jakub Jelinek <jakub@redhat.com>
184 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
185 stmts setting DEBUG_EXPR_DECLs.
187 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
188 Don't crash if mode1 is VOIDmode.
190 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
192 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
193 * params.h (IRA_LOOP_RESERVED_REGS): New
194 * tree-pass.h (pass_subregs_of_mode_init,
195 pass_subregs_of_mode_finish): Remove.
196 * passes.c (pass_subregs_of_mode_init,
197 pass_subregs_of_mode_finish): Remove.
198 (pass_reginfo_init): Move before loop optimizations.
199 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
200 * common.opt (fira-loop-pressure): New.
201 * toplev.h (flag_ira_loop_pressure): New.
202 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
204 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
205 Make external and void type functions.
206 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
207 pass_subregs_of_mode_finish): Remove.
208 * ira-costs.c (init_costs): Call init_subregs_of_mode.
209 * regmove.c: Include ira.h.
210 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
211 register pressure calculation in loops.
212 * loop-invariant.c: Include REGS_H and ira.h.
213 (struct loop_data): New members max_reg_pressure, regs_ref, and
215 (struct invariant): New member orig_regno.
216 (curr_loop): New variable.
217 (find_exits): Initialize regs_ref and regs_live.
218 (create_new_invariant): Initialize orig_regno.
219 (get_cover_class_and_nregs): New.
220 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
221 array. Add code for flag_ira_loop_pressure.
222 (gain_for_invariant): Make new_regs an array. Add code for
223 flag_ira_loop_pressure.
224 (best_gain_for_invariant): Ditto.
225 (set_move_mark): New parameter gain. Use it for debugging output.
226 (find_invariants_to_move): Make regs_needed and new_regs an array.
227 Add code for flag_ira_loop_pressure.
228 (move_invariant_reg): Set up orig_regno.
229 (move_invariants): Set up reg classes for pseudos for
230 flag_ira_loop_pressure.
231 (free_loop_data): Clear regs_ref and regs_live.
232 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
233 get_regno_cover_class, change_pressure, mark_regno_live,
234 mark_regno_death, mark_reg_store, mark_reg_clobber,
235 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
236 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
237 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
238 register pressure calculation in loops if new regs were added.
239 Call finish_subregs_of_mode.
240 * opts.c (decode_options): Set up flag_ira_loop_pressure.
241 * Makefile.in (loop-invariant.o): Add ira.h.
243 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
245 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
247 2009-10-14 Richard Guenther <rguenther@suse.de>
249 * lto-symtab.c (lto_symtab_compatible): Fold in ...
250 (lto_symtab_merge): ... here. Rewrite both to take the
251 prevailing and a to-be-merged entry and to queue diagnostics
253 (lto_symtab_resolve_replaceable_p): New predicate for
255 (lto_symtab_resolve_can_prevail_p): Likewise.
256 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
257 handles merging commons by choosing the largest decl. Fold
258 in code that gives ODR errors.
259 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
261 (lto_symtab_merge_decls_1): Re-structure. Deal with the
262 case of no prevailing decl here. Diagnose mismatches
263 in object types here. Drop all but the prevailing decls.
264 (lto_symtab_prevailing_decl): Return the single prevailing decl.
265 * lto-streamer-in.c (lto_input_tree_ref): Deal with
266 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
268 2009-10-14 Richard Guenther <rguenther@suse.de>
271 * lto-streamer-in.c (input_bb): Replace debug stmts with
272 nops instead of dropping them.
274 2009-10-14 Nick Clifton <nickc@redhat.com>
276 * gcc/doc/extended.texi: Replace the dash character with
277 @minus{} in situations where it is being used as a minus
279 * gcc/doc/tm.texi: Likewise.
280 * gcc/doc/md.texi: Likewise.
282 2009-10-14 Jakub Jelinek <jakub@redhat.com>
284 PR preprocessor/41543
285 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
286 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
287 * tree.c: Include intl.h.
288 (expand_location): Handle BUILTINS_LOCATION.
289 * Makefile.in (tree.o): Depend on intl.h.
292 * dwarf2out.c (dwarf2out_var_location): Always clear
293 last_postcall_label when changing last_label.
295 2009-10-14 Pascal Obry <obry@adacore.com>
297 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
298 (process_command): Handle -E as done with -c and -S. Do not add
299 the target executable suffix to the output file when -E is used.
300 (main): Adjust error message accordingly.
302 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
308 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
310 (tree_code_size): Likewise.
312 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
314 * builtins.c (fold_builtin_1): Support complex "arc" functions.
315 * real.h (HAVE_mpc_arc): Define.
317 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
319 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
320 (struct builtin_description): Add fndecl field.
321 (bdesc): Remove const qualifier. Update initializer.
322 (sh_media_init_builtins): Remove const qualifier for d. Record
323 the result of add_builtin_function to the fndecl field.
324 (sh_builtin_decl): New.
325 (sh_media_builtin_decl): New.
327 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
330 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
331 requests between special registers.
333 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
335 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
337 2009-10-13 Richard Henderson <rth@redhat.com>
339 PR tree-optimization/41377
340 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
341 (cleanup_empty_eh_merge_phis): New change_region parameter;
342 pass it on to redirect_eh_edge_1. Update callers.
343 (cleanup_empty_eh_unsplit): Don't require an existing EH label
344 at the destination block.
346 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
348 * passes.c (register_pass): Replaced gcc_unreachable by
349 fatal_error on failure. Mentions plugins in comments & messages.
351 2009-10-13 Jakub Jelinek <jakub@redhat.com>
354 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
355 * sched-vis.c (print_value): Use it.
356 * cselib.c (cselib_hash_rtx): Likewise.
357 * print-rtl.c (print_rtx): Likewise.
358 * cfgexpand.c (expand_debug_rtx): Likewise.
359 * var-tracking.c (vt_expand_loc_callback): Likewise.
361 2009-10-13 Richard Guenther <rguenther@suse.de>
364 * opts.c (handle_option): Split out code to handle setting
365 the options flag var ...
366 (set_option): ... here.
367 * opts.h (set_option): Declare.
368 * lto-opts.c (register_user_option_p): Include -fexceptions
369 and all position independent code variants.
370 (handle_common_option): Remove.
371 (lto_reissue_options): Use set_option.
373 2009-10-13 Martin Jambor <mjambor@suse.cz>
375 PR tree-optimization/41661
376 * ipa-prop.c (compute_complex_pass_through): Allow only operations
377 that are tcc_comparisons or do not change the type in any
379 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
380 folding tcc_comparison operations.
382 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
384 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
387 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
393 * tree.def (DEBUG_EXPR_DECL): New.
394 * rtl.def (DEBUG_EXPR): New.
395 * gengtype.c (adjust_field_rtx_def): Handle it.
396 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
397 (insert_debug_temp_for_var_def): ... this. Drop support for
398 moving. Take iterator for def stmt; insert debug stmt before it.
399 Scan early for use count and kind in debug stmts.
400 (propagate_defs_into_debug_stmts): Rename to...
401 (insert_debug_temps_for_defs): ... this. Likewise.
402 * tree.h (DEBUG_TEMP_UID): New.
403 * tree.c (next_debug_decl_uid): New.
404 (make_node_stat): Count debug decls separately.
405 (copy_node_stat): Likewise.
406 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
407 * var-tracking.c (dv_is_decl_p): Recognize it.
408 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
409 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
410 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
411 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
412 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
413 (cselib_hash_rtx): Likewise.
414 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
415 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
417 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
418 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
419 * rtl.c (copy_rtx): Likewise.
420 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
421 * print-rtl.c (print_rtx): Likewise.
422 * sched-vis.c (print_value): Likewise.
423 (print_insn): Handle DEBUG_EXPR_DECL.
424 * tree-dump.c (dequeue_and_dump): Likewise.
425 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
426 * gimple-iterator (gsi_replace): Check for same lhs.
427 (gsi_remove): Insert debug temps.
428 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
429 (move_computations_stmt): Drop explicit propagation into debug stmts.
430 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
431 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
432 * tree-ssa-sink.c (statement_sink_location): Likewise.
433 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
434 * tree-ssanames.c (release_ssa_name): Adjust for rename.
435 * tree-flow.h: Likewise.
436 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
437 debug temps without values.
438 (eliminate_unnecessary_stmts): Don't discard just-inserted
441 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
444 * config/cris/cris.md (andu): Check that operand 1 is one of the
445 general registers. Fix typo in head comment.
447 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
449 * config/i386/i386.md (vswapmov): New.
450 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
451 (ix86_function_ms_hook_prologue): New.
452 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
453 * configure.ac: Test for swap suffix support in as.
454 * configure: Rebuild.
456 2009-10-12 Jakub Jelinek <jakub@redhat.com>
459 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
460 paradoxical subregs to prevent partial register stalls if the inner
461 mode is integer mode.
463 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
467 2009-10-12 Dodji Seketeli <dodji@redhat.com>
470 * gcc/dwarf2out.c (template_parameter_pack_die,
471 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
473 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
476 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
478 (maybe_register_def): Likewise. Take stmt iterator.
479 (rewrite_update_stmt): Take stmt iterator and pass it on.
480 (rewrite_update_enter_block): Pass stmt iterator.
482 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
484 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
485 (spu_builtin_decl): New function.
487 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.md (SWIM): New mode iterator.
490 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
491 using SWIM mode iterator.
492 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
493 patterns using SWI48 mode iterator.
494 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
495 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
496 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
497 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
498 patterns using SWI248 mode iterator.
499 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
500 gen_x86_movdicc_0_m1_rex64 for renamed function
502 2009-10-11 Jose Ruiz <ruiz@adacore.com>
503 Eric Botcazou <ebotcazou@adacore.com>
506 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
507 * config/sparc/sol2-unwind.h: New file.
509 2009-10-11 Olivier Hainque <hainque@adacore.com>
510 Eric Botcazou <ebotcazou@adacore.com>
513 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
514 * config/i386/sol2-unwind.h: New file.
516 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
519 * config/i386/i386.md (addsi_1_zext): Get the proper second
522 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
524 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
525 all OLD_RTXes, not just REGs. Use copy_rtx to create the
528 2009-10-11 Richard Guenther <rguenther@suse.de>
530 * gimple.c (iterative_hash_type_name): Do not handle special
533 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
536 (*setcc_si_1_and): Ditto.
537 (*setcc_si_1_movzbl): Ditto.
538 (*setcc_<mode>_2): Ditto.
539 (*setcc_qi): Rename from *setcc_1.
540 (*setcc_qi_slp): Rename from *setcc_2.
542 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
543 (*zero_extendqisi2_movzbw_and splitter): Ditto.
545 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
546 "if" condition, there is already assert with reload_completed present.
548 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
550 * plugin.c (try_init_one_plugin): Improve constness of variable err.
552 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
554 * doc/install.texi (Final install): Refer to
555 http://gcc.gnu.org/bugs/ for bug reporting.
557 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
559 * configure.ac: Add test for dci instruction.
560 * configure: Regenerate.
561 * config.in: Likewise.
562 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
563 * doc/invoke.texi: Add cpu_type 476 and 476fp.
564 (-mmulhw): Add 476 to description.
566 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
567 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
568 (processor_target_table): Add 476 and 476fp entries.
569 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
570 (rs6000_issue_rate): Add CPU_PPC476.
571 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
572 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
573 (processor_type): Add PROCESSOR_PPC476.
574 (EXTRA_SPECS): Add asm_cpu_476 string.
575 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
576 (define_attr "cpu"): Add ppc476.
578 Update comments for 476.
579 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
580 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
581 Update copyright year.
582 * config/rs6000/476.md: New file.
583 * config/rs6000/40x.md: Add description for "isel" attribute.
584 Update copyright year.
585 * config/rs6000/440.md: Likewise.
586 * config/rs6000/603.md: Likewise.
587 * config/rs6000/6xx.md: Likewise.
588 * config/rs6000/7450.md: Likewise.
589 * config/rs6000/7xx.md: Likewise.
590 * config/rs6000/8540.md: Likewise.
591 * config/rs6000/cell.md: Likewise.
592 * config/rs6000/e300c2c3.md: Likewise.
593 * config/rs6000/e500mc.md: Likewise.
594 * config/rs6000/mpc.md: Likewise.
595 * config/rs6000/power4.md: Likewise.
596 * config/rs6000/power5.md: Likewise.
597 * config/rs6000/power6.md: Likewise.
598 * config/rs6000/power7.md: Likewise.
599 * config/rs6000/rios1.md: Likewise.
600 * config/rs6000/rios2.md: Likewise.
601 * config/rs6000/rs64.md: Likewise.
603 2009-10-10 Richard Guenther <rguenther@suse.de>
605 PR tree-optimization/41654
606 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
607 a cond expr before calling gimple_cond_set_condition_from_tree.
608 (ifcombine_iforif): Likewise.
610 2009-10-09 Ian Lance Taylor <iant@google.com>
612 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
613 * configure: Rebuild.
615 2009-10-09 Neil Vachharajani <nvachhar@google.com>
617 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
620 2009-10-09 Richard Guenther <rguenther@suse.de>
623 * target-def.h (TARGET_BUILTIN_DECL): Define.
624 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
625 * target.h (struct gcc_target): Add builtin_decl target hook.
626 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
627 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
629 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
631 (lto_output_builtin_tree): Sorry if the target does not support
632 streaming target builtins.
633 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
634 (rs6000_builtin_decl): New function.
635 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
636 (ix86_builtin_decl): New function.
638 2009-10-09 Jakub Jelinek <jakub@redhat.com>
640 PR preprocessor/41445
641 * c-ppoutput.c (do_line_change): New function.
642 (cb_line_change): Use it.
643 (scan_translation_unit): Call do_line_change if
644 avoid_paste or PREV_WHITE and token location is on a different line
648 * dwarf2out.c (dwarf2out_init): Test whether
649 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
652 PR rtl-optimization/41646
653 * calls.c (expand_call): For BLKmode types returned in registers
654 avoid likely spilled hard regs in copy_blkmode_from_reg generated
657 2009-10-09 Richard Guenther <rguenther@suse.de>
659 PR tree-optimization/41634
660 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
661 we remove the correct elements.
662 (optimize_stmt): Make sure to update stmt operands before
663 optimizing redundancies.
665 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
667 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
669 2009-10-09 Richard Guenther <rguenther@suse.de>
672 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
674 (lto_wrapper_exit): New function.
676 (fatal_perror): Likewise.
677 (fork_execute): Use global args_name, do not free it.
678 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
679 * lto-streamer.h: Remove duplicate prototypes.
681 2009-10-09 Richard Guenther <rguenther@suse.de>
683 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
684 before calling stmt_can_throw_external.
686 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
688 PR tree-optimization/40071
689 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
690 pointer if the original data reference doesn't conflict with the
691 created vector data reference. Fix long line.
693 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.md (any_div): New code iterator.
696 (u): Handle div and udiv.
698 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
700 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
701 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
702 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
703 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
705 2009-10-08 Joseph Myers <joseph@codesourcery.com>
707 * gcc.c (main): Remove trailing "." from diagnostics.
709 2009-10-08 Cary Coutant <ccoutant@google.com>
711 Add support for debugging with ICF (Identical Code Folding).
712 * calls.c (debug.h): New #include.
713 (emit_call_1): Call virtual_call_token debug hook.
714 * common.opt (-fenable-icf-debug): New option.
715 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
716 locations in the source).
717 (poc_label_num): New variable.
718 (dcall_entry, vcall_entry): New typedefs.
719 (dcall_table, vcall_table): New variables.
720 (struct vcall_insn): New type.
721 (vcall_insn_table): New variable.
722 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
723 (size_of_dcall_table): New function.
724 (output_dcall_table): New function.
725 (size_of_vcall_table): New function.
726 (output_vcall_table): New function.
727 (dwarf2out_direct_call): New function.
728 (vcall_insn_table_hash): New function.
729 (vcall_insn_table_eq): New function.
730 (dwarf2out_virtual_call_token): New function.
731 (dwarf2out_virtual_call): New function.
732 (dwarf2out_init): Allocate new tables and sections.
733 (prune_unused_types): Mark DIEs referenced from direct call table.
734 (dwarf2out_finish): Output direct and virtual call tables.
735 * final.c (final_scan_insn): Call direct_call and virtual_call
737 * debug.h (struct gcc_debug_hooks): Add direct_call,
738 virtual_call_token, virtual_call hooks.
739 (debug_nothing_uid): New function.
740 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
741 (debug_nothing_uid): New function.
742 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
743 (xcoff_debug_hooks): Likewise.
744 * sdbout.c (sdb_debug_hooks): Likewise.
745 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
746 * doc/invoke.texi (-fenable-icf-debug): New option.
748 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
751 * regmove.c (regmove_backward_pass): Replace src with dst in the
752 debug insn, and check for dst before rather than after.
754 2009-10-08 Janis Johnson <janis187@us.ibm.com>
756 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
757 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
759 2009-10-08 Jan Hubicka <jh@suse.cz>
762 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
763 do not mark cgraph nodes as needed.
764 (record_references_in_initializer): Add new only_vars parameter.
765 * cgraph.h (record_references_in_initializer): New parameter.
766 * varasm.c (assemble_variable): Update call.
767 * varpool.c (varpool_analyze_pending_decls): Always look for
770 2009-10-08 Anatoly Sokolov <aesok@post.ru>
772 * config/avr/avr.c (last_insn_address) Remove variable.
773 (expand_prologue): Don't initialise last_insn_address variable.
774 (final_prescan_insn): Don't output insn size.
775 * config/avr/avr.opt (msize): Remove switch.
776 * doc/invoke.texi (AVR Options): Remove documentation of -msize
779 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
781 * combine.c (label_tick_ebb_start): Fix comment.
782 (combine_instructions): Set label_tick and label_tick_ebb_start before
783 calling setup_incoming_promotions. Start them from 1. Increment
784 label_tick instead of deriving it from the BB index. Rather than
785 comparing ticks use the block from the previous iteration to decide
786 whether to start a new EBB. Remove empty lines before function.
788 2009-10-08 Michael Matz <matz@suse.de>
791 * builtins.c (fold_builtin_isascii): Use fold_build2.
792 (fold_builtin_isdigit): Ditto.
793 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
794 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
795 remove_useless_stmts_cond, remove_useless_stmts_tf,
796 remove_useless_stmts_tc, remove_useless_stmts_bind,
797 remove_useless_stmts_goto, remove_useless_stmts_label,
798 remove_useless_stmts_1, remove_useless_stmts,
799 pass_remove_useless_stmts): Remove.
800 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
801 * passes.c (init_optimization_passes): Don't add
802 pass_remove_useless_stmts.
803 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
804 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
806 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
807 for static constants.
808 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
809 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
811 2009-10-08 Richard Guenther <rguenther@suse.de>
813 * gimple.c (free_gimple_type_tables): New function.
814 * gimple.h (free_gimple_type_tables): Declare.
816 2009-10-07 Mark Heffernan <meheff@google.com>
818 * ipa-prop.c (ipa_print_node_params) Only print
819 names of named arguments.
821 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
823 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
824 being statically linked.
826 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
828 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
830 2009-10-08 Jan Hubicka <jh@suse.cz>
833 * ipa.c (cgraph_externally_visible_p,
834 function_and_variable_visibility,
835 whole_program_function_and_variable_visibility): Skip non-finalized
838 2009-10-08 Nick Clifton <nickc@redhat.com>
840 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
843 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
846 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
848 2009-10-07 Joseph Myers <joseph@codesourcery.com>
851 * c-common.c (c_fully_fold_internal): Strip nops from the result
852 of recursive calls to c_fully_fold_internal.
853 (c_wrap_maybe_const): New.
854 (c_save_expr): Use c_wrap_maybe_const.
855 * c-common.h (c_wrap_maybe_const): Declare.
856 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
857 build_binary_op): Use c_wrap_maybe_const.
859 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
861 * real.c: Fix comment to reflect actual exponent size.
863 2009-10-08 Ben Elliston <bje@au.ibm.com>
865 * config/rs6000/a2.md: Add FSF comment header.
867 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/i386.md (any_extend): New code iterator.
870 (u, s): New code attributes.
872 (DWIH): Rewrite as code iterator for SI and DI modes.
873 (DWI): Rewrite as mode attribute.
874 (dwi): New mode attribute.
875 (di): Depend on SI mode and DI mode.
876 (doubleint_general_operand): Remove mode attribute.
878 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
881 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
882 (*sub<mode>3_doubleword): Ditto.
884 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
885 using SWIM248 mode iterator.
886 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
887 using SWI48 mode iterator.
888 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
889 patterns using DWIH mode iterator and any_extend code iterator.
890 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
891 using any_extend code iterator.
892 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
893 patterns using DWIH mode iterator and any_extend code iterator.
894 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
895 using any_extend code iterator.
896 (<s>mul<mode>3_highpart): Macroize expander from
897 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
898 and any_extend code iterator.
899 (*<s>muldi3_highpart_1): Macroize insn from
900 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
901 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
902 patterns using any_extend code iterator.
903 (*<s>mulsi3_highpart_zext): Macroize insn from
904 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
906 2009-10-07 Jakub Jelinek <jakub@redhat.com>
908 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
909 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
910 refering to a DIE with DW_AT_const_value.
912 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
915 * ira-lives.c (check_and_make_def_conflict): Process all operands.
917 2009-10-06 Jan Hubicka <jh@suse.cz>
919 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
922 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
924 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
925 *lea_2_rex64): Move before *add<mode>_1 pattern.
927 2009-10-07 Jan Hubicka <jh@suse.cz>
929 * collect2.c (main): Add -fno-whole-program.
930 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
932 2009-10-07 Jan Hubicka <jh@suse.cz>
934 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
935 has no address taken.
936 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
938 (cgraph_clone_node): Clear externally_visible flag for clones.
939 * cgraph.h (cgraph_only_called_directly_p,
940 cgraph_can_remove_if_no_direct_calls_p): New predicates.
941 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
942 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
943 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
944 ipcp_insert_stage): Likwise.
945 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
946 externally_visible flag.
947 (verify_cgraph_node): Verify that inline clones look right.
948 (process_function_and_variable_attributes): Do not set
949 externally_visible flags.
950 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
952 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
954 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
955 clear externally_visible when turning into inline clones
956 (cgraph_mark_inline_edge): Use new predicates.
957 (cgraph_estimate_growth): Likewise.
958 (cgraph_decide_inlining): Likewise.
959 * ipa.c (cgraph_postorder): Likewise.
960 (cgraph_remove_unreachable_nodes): Likewise; sanity check
961 that inline clones are not needed.
962 (cgraph_externally_visible_p): New predicate.
963 (function_and_variable_visibility): Add whole_program parameter;
964 always set externally_visible flag; handle COMDAT function
966 (local_function_and_variable_visibility): New function.
967 (gate_whole_program_function_and_variable_visibility): New function.
968 (whole_program_function_and_variable_visibility): New function.
969 (pass_ipa_whole_program_visibility): New function.
970 * passes.c (init_optimization_passes): Add whole program visibility
972 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
973 not care about needed/reachable flags.
974 * varpool.c: Include flags.h
975 (decide_is_variable_needed): When doing LTO assume whole-program mode.
976 (varpool_finalize_decl): When we are in LTO read-back, all variables
978 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
980 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
982 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
985 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
987 * config.gcc: Don't include the makefile fragments intended for
989 * config/s390/fixdfdi.h: File removed.
990 * config/s390/libgcc-glibc.ver: File removed.
991 * config/s390/s390.h: Remove the fixdfdi.h hack.
992 * config/s390/t-crtstuff: File moved to libgcc dir.
993 * config/s390/t-linux: Likewise.
994 * config/s390/t-tpf: libgcc specific parts removed.
995 * config/s390/t-linux64: Likewise.
997 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
999 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1000 (lto-compress.o): Likewise.
1002 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1005 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1006 dllexport to class members here.
1007 (i386_pe_determine_dllimport_p): Only check static class data for
1009 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1010 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1011 functions for vague linkage.
1012 (i386_pe_type_dllexport_p): Fix formatting.
1013 (maybe_add_dllexport) New function.
1014 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1017 2009-10-07 Ben Elliston <bje@au.ibm.com>
1019 * config/rs6000/a2.md: Remove duplicated lines.
1021 2009-10-07 Ben Elliston <bje@au.ibm.com>
1023 * config.gcc (powerpc*-*-*): Handle a2.
1024 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1025 * config/rs6000/a2.md: New file.
1026 * config/rs6000/rs6000.opt (mno-update): New.
1027 (mupdate): Return to using a mask, not a var.
1028 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1029 (enum processor_type): Add PROCESSOR_PPCA2.
1030 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1031 (rs6000_override_options): Add "a2" to processor_target_table.
1032 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1033 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1035 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1038 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1039 reference to nonexistent gen_truncxfxf2 function.
1041 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1043 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1044 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1045 (general_operand): Handle TI mode.
1046 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1047 using SDWIM mode iterator.
1048 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1049 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1050 using DWI mode iterator.
1051 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1052 patterns using SWI mode iterator.
1053 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1054 using SWI48 mode iterator.
1055 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1056 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1057 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1058 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1059 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1060 using SDWIM mode iterator.
1061 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1062 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1063 using DWI mode iterator.
1064 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1065 patterns using SWI mode iterator.
1066 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1067 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1068 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1069 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1070 patterns using plusminus code iterator.
1071 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1072 sub<mode>3 patterns using plusminus code iterator.
1073 * config/i386/i386.c (override_options): Update the call to
1074 gen_subdi_carry_rex64 for renamed function.
1075 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1076 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1077 calls to instruction expanders.
1079 2009-10-06 Martin Jambor <mjambor@suse.cz>
1082 * opts.c (decode_options): Run IPA-SRA at -O2.
1084 2009-10-06 Richard Guenther <rguenther@suse.de>
1086 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1088 2009-10-06 Tobias Burnus <burnus@net-b.de>
1091 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1092 -flto and -fwhole-program flags can be combined.
1094 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1097 * gcc.c (process_command): Check that -o argument was specified.
1099 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1101 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1103 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1105 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1106 * doc/invoke.texi (Warning Options): Annotate allowed languages
1107 for -Wunsuffixed-float-constants.
1109 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1111 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1112 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1113 same name and isn't the main variant.
1116 * dwarf2out.c (loc_by_reference): Removed.
1117 (dw_loc_list_1): New function.
1118 (dw_loc_list): Remove toplev argument, add want_address argument.
1119 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1120 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1121 want_address == 2 to dw_loc_list. For successful dw_loc_list
1122 set have_address to 1 only if want_address is not 0.
1124 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1126 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1127 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1128 a code block followed by two pointers.
1129 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1130 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1131 (MIPS_MOVE): Likewise.
1132 (MIPS_LUI): Likewise.
1133 (MIPS_JR): Likewise.
1134 (MIPS_BAL): Likewise.
1135 (MIPS_NOP): Likewise.
1136 (mips_asm_trampoline_template): Delete.
1137 (mips_trampoline_code_size): New function.
1138 (mips_trampoline_init): Add shorter sequences for all cases
1139 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1140 Calculate the opcodes directly, rather than copying from a template.
1141 Only flush the code part of the trampoline.
1142 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1144 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1146 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1147 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1148 (INCOMING_RETURN_ADDR_RTX): Likewise.
1149 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1151 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1152 with RETURN_ADDR_REGNUM.
1153 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1154 * config/mips/mips.c (mips16_build_call_stub): Replace
1155 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1156 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1157 (mips_print_operand_punctuation): Likewise.
1158 (mips_frame_set): Likewise.
1159 (mips16e_output_save_restore): Likewise.
1160 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1161 (mips_save_reg_p): Likewise.
1162 (mips_return_addr): Likewise.
1163 (mips_set_return_address): Likewise.
1164 (mips_direct_save_slot_move_p): Likewise.
1165 (mips_output_function_prologue): Likewise.
1166 (mips_restore_reg): Likewise.
1167 (mips_expand_epilogue): Likewise.
1168 (mips_epilogue_uses): Likewise.
1169 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1170 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1171 (clear_hazard_<mode>): Likewise.
1172 (call_internal): Likewise.
1173 (call_internal_direct): Likewise.
1174 (call_direct_split): Likewise.
1175 (call_value_internal): Likewise.
1176 (call_value_split): Likewise.
1177 (call_value_internal_direct): Likewise.
1178 (call_value_direct_split): Likewise.
1179 (call_value_multiple_internal): Likewise.
1180 (call_value_multiple_split): Likewise.
1182 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1183 Jakub Jelinek <jakub@redhat.com>
1185 PR rtl-optimization/41511
1186 * combine.c (record_value_for_reg): Pass explicit values as argument
1187 to get_last_value_validate.
1188 (get_last_value_validate): Document INSN parameter.
1189 For non-readonly MEMs, assume they might have been modified if INSN
1190 was in another basic block.
1191 (get_last_value): Minor reformatting.
1193 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1196 * final.c (asm_str_count): Split out from asm_insn_count.
1197 * rtl.h (asm_str_count): New prototype.
1198 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1201 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1203 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1205 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1206 Rafael Espindola <espindola@google.com>
1208 * gengtype.c (write_types): Moved call to write_func_for_structure
1209 into seperate loops.
1211 2009-10-05 Richard Guenther <rguenther@suse.de>
1214 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1215 (input_cgraph_1): Input toplevel asms.
1217 2009-10-05 Richard Guenther <rguenther@suse.de>
1220 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1221 (external_aggregate_decl_p): Likewise.
1222 (lto_symtab_compatible): Re-structure. Remove dead code.
1223 For variables ignore toplevel qualifiers when comparing types.
1224 Issue warnings, not errors for mismatched user-alignment.
1226 2009-10-05 Richard Guenther <rguenther@suse.de>
1230 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1231 (struct lto_symtab_identifier_def): Likewise.
1232 (struct lto_symtab_decl_def): Likewise.
1233 (struct lto_symtab_entry_def): New.
1234 (lto_symtab_identifier_t): Rename to ...
1235 (lto_symtab_entry_t): ... this.
1236 (lto_symtab_decls): Remove.
1237 (lto_symtab_base_hash): Rename to ...
1238 (lto_symtab_entry_hash): ... this.
1239 (lto_symtab_base_eq): Rename to ...
1240 (lto_symtab_entry_eq): ... this.
1241 (lto_symtab_base_marked_p): Rename to ...
1242 (lto_symtab_entry_marked_p): ... this.
1243 (lto_symtab_identifier_marked_p): Remove.
1244 (lto_symtab_decl_marked_p): Likewise.
1245 (lto_symtab_maybe_init_hash_tables): Rename to ...
1246 (lto_symtab_maybe_init_hash_table): ... this.
1247 (lto_symtab_set_resolution_and_file_data): Remove.
1248 (lto_symtab_register_decl): New function.
1249 (lto_symtab_get_identifier): Remove.
1250 (lto_symtab_get): New function.
1251 (lto_symtab_get_resolution): Adjust.
1252 (lto_symtab_get_identifier_decl): Remove.
1253 (lto_symtab_set_identifier_decl): Likewise.
1254 (lto_symtab_merge_decl): Rename to ...
1255 (lto_symtab_merge): ... this. Rewrite.
1256 (lto_symtab_merge_var): Remove.
1257 (lto_symtab_merge_fn): Likewise.
1258 (lto_symtab_prevailing_decl): Adjust.
1259 (lto_cgraph_replace_node): New function.
1260 (lto_symtab_merge_decls_2): Likewise.
1261 (lto_symtab_merge_decls_1): Likewise.
1262 (lto_symtab_fixup_var_decls): Likewise.
1263 (lto_symtab_resolve_symbols): Likewise.
1264 (lto_symtab_merge_decls): Likewise.
1265 (lto_symtab_prevailing_decl): Adjust.
1266 (lto_symtab_get_symtab_def): Remove.
1267 (lto_symtab_get_file_data): Likewise.
1268 (lto_symtab_clear_resolution): Adjust.
1269 (lto_symtab_clear_resolution): Likewise.
1270 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1271 (input_cgraph_1): Likewise.
1272 * lto-streamer-in.c (get_resolution): Do not provide fake
1273 symbol resolutions here.
1274 (deferred_global_decls): Remove.
1275 (lto_register_deferred_decls_in_symtab): Likewise.
1276 (lto_register_var_decl_in_symtab): Change signature, register
1277 variable via lto_symtab_register_decl.
1278 (lto_register_function_decl_in_symtab): Likewise.
1279 (lto_read_tree): Adjust.
1280 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1281 (lto_symtab_merge_var): Likewise.
1282 (lto_symtab_merge_fn): Likewise.
1283 (lto_symtab_register_decl): Declare.
1284 (lto_symtab_merge_decls): Likewise.
1286 2009-10-05 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/23821
1289 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1290 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1291 simple IV increments.
1293 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1295 * config/arm/arm.c (arm_override_options): Really initialize
1296 flag_dwarf2_cfi_asm to 0.
1298 2009-10-05 Doug Kwan <dougkwan@google.com>
1300 PR rtl-optimization/41574
1301 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1302 floating point and we are not doing unsafe math optimizations.
1304 2009-10-03 Simon Baldwin <simonb@google.com>
1305 Cary Coutant <ccoutant@google.com>
1306 Rafael Espindola <espindola@google.com>
1307 Richard Guenther <rguenther@suse.de>
1308 Jan Hubicka <jh@suse.cz>
1309 Doug Kwan <dougkwan@google.com>
1310 H.J. Lu <hongjiu.lu@intel.com>
1311 Bill Maddox <maddox@google.com>
1312 Ryan Mansfield <rmansfield@qnx.com>
1313 Diego Novillo <dnovillo@google.com>
1314 Ollie Wild <aaw@google.com>
1315 Kenneth Zadeck <zadeck@naturalbridge.com>
1317 * lto-cgraph.c: New file.
1318 * lto-compress.c: New file.
1319 * lto-compress.h: New file.
1320 * lto-opts.c: New file.
1321 * lto-section-in.c: New file.
1322 * lto-section-out.c: New file.
1323 * lto-streamer-in.c: New file.
1324 * lto-streamer-out.c: New file.
1325 * lto-streamer.c: New file.
1326 * lto-streamer.h: New file.
1327 * lto-symtab.c: New file.
1328 * lto-wpa-fixup.c: New file.
1329 * lto-wrapper.c: New file.
1331 2009-10-03 Simon Baldwin <baldwin@google.com>
1332 Ben Elliston <bje@au.ibm.com>
1333 Rafael Espindola <espindola@google.com>
1334 Nathan Froyd <froydnj@codesourcery.com>
1335 Jan Hubicka <jh@suse.cz>
1336 Doug Kwan <dougkwan@google.com>
1337 Diego Novillo <dnovillo@google.com>
1338 Kenneth Zadeck <zadeck@naturalbridge.com>
1340 * Makefile.in (enable_lto): New.
1341 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1342 (LINKER_PLUGIN_API_H): Define.
1343 (LTO_SYMTAB_H): Define.
1344 (LTO_STREAMER_H): Define.
1345 (TREE_VECTORIZER_H): Define.
1346 (INCLUDES): Add LIBELFINC.
1347 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1348 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1349 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1350 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1351 (native): Add lto-wrapper$(exeext)
1352 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1353 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1354 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1355 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1356 (varasm.o): Add dependency on tree-iterator.h.
1357 (cgraph.o): Add dependency on cif-code.def.
1358 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1359 (ipa-pure-const.o): Likewise.
1360 (GTFILES): Add lto-symtab.c.
1361 (install-lto-wrapper): New.
1362 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1363 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1364 * config.in: Regenerate.
1366 2009-10-03 Rafael Espindola <espindola@google.com>
1367 Diego Novillo <dnovillo@google.com>
1369 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1370 ipa_write_summaries.
1371 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1373 (cgraph_optimize): Make extern.
1375 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1376 Kenneth Zadeck <zadeck@naturalbridge.com>
1378 * toplev.c (in_lto_p): Declare.
1379 * collect2.c (scan_prog_file): Read all the output when reading
1380 information for LTO.
1381 (enum lto_mode_d): Declare.
1383 2009-10-03 Richard Guenther <rguenther@suse.de>
1384 Diego Novillo <dnovillo@google.com>
1386 * gimple.c: Include target.h and alias.h.
1387 (gimple_types): Declare.
1388 (type_hash_cache): Declare.
1389 (gimple_alloc_stat): Make extern.
1390 (gimple_build_eh_must_not_throw): Call
1391 gimple_eh_must_not_throw_set_fndecl.
1392 (struct type_pair_d): Declare.
1393 (type_pair_t): Declare.
1394 (type_pair_hash): New.
1395 (type_pair_eq): New.
1396 (lookup_type_pair): New.
1397 (gimple_force_type_merge): New.
1398 (compare_type_names_p): New.
1399 (compare_field_offset): New.
1400 (gimple_types_compatible_p): New.
1401 (struct sccs): Declare.
1402 (next_dfs_num): Declare.
1403 (iterative_hash_gimple_type): New.
1405 (iterative_hash_type_name): New.
1406 (iterative_hash_gimple_type): New.
1407 (gimple_type_hash): New.
1408 (gimple_type_eq): New.
1409 (gimple_register_type): New.
1410 (print_gimple_types_stats): New.
1411 (gimple_signed_or_unsigned_type): New.
1412 (gimple_unsigned_type): New.
1413 (gimple_signed_type): New.
1414 (gimple_get_alias_set): New.
1415 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1416 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1417 (gimple_force_type_merge): Declare.
1418 (gimple_types_compatible_p): Declare.
1419 (gimple_register_type): Declare.
1420 (print_gimple_types_stats): Declare.
1421 (gimple_unsigned_type): Declare.
1422 (gimple_signed_type): Declare.
1423 (gimple_get_alias_set): Declare.
1424 (gimple_eh_must_not_throw_set_fndecl): New.
1426 2009-10-03 Jan Hubicka <jh@suse.cz>
1427 Kenneth Zadeck <zadeck@naturalbridge.com>
1429 * ipa-pure-const.c: Include lto-streamer.h.
1430 (register_hooks): Factor out of ...
1431 (generate_summary): ... here.
1432 (pure_const_write_summary): New.
1433 (pure_const_read_summary): New.
1434 (pass_ipa_pure_const): Add pure_const_write_summary and
1435 pure_const_read_summary.
1436 * ipa-reference.c: Include lto-streamer.h.
1437 (add_new_function): New.
1438 (remove_node_data): New.
1439 (duplicate_node_data): New.
1440 (ipa_init): Guard against multiple calls.
1441 Move hook setup from analyze_function.
1442 (write_node_summary_p): New.
1443 (ipa_reference_write_summary): New.
1444 (ipa_reference_read_summary): New.
1445 (pass_ipa_reference): Add ipa_reference_write_summary and
1446 ipa_reference_read_summary.
1447 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1448 (struct cgraph_edge): Add fields lto_stmt_uid and
1449 call_stmt_cannot_inline_p.
1450 (cgraph_optimize): Declare.
1451 (cgraph_decide_is_function_needed): Declare.
1452 (reset_inline_failed): Declare.
1453 (enum LTO_cgraph_tags): Declare.
1454 (LTO_cgraph_tag_names): Declare.
1455 (LCC_NOT_FOUND): Define.
1457 2009-10-03 Doug Kwan <dougkwan@google.com>
1458 Rafael Espindola <espindola@google.com>
1459 Jan Hubicka <jh@suse.cz>
1460 Diego Novillo <dnovillo@google.com>
1461 Kenneth Zadeck <zadeck@naturalbridge.com>
1463 * passes.c (all_regular_ipa_passes): New.
1464 (all_ipa_passes): Rename to all_small_ipa_passes.
1465 (init_optimization_passes): Init all_regular_ipa_passes.
1466 * tree-pass.h (all_regular_ipa_passes): New.
1467 (all_ipa_passes): Rename to all_small_ipa_passes.
1468 * passes.c (all_lto_gen_passes): New.
1469 (init_optimization_passes): Initialize all_lto_gen_passes.
1470 (execute_ipa_summary_passes): Make non-static.
1471 (ipa_write_summaries_1): New.
1472 (ipa_write_summaries_2): New.
1473 (ipa_write_summaries): New.
1474 (ipa_write_summaries_of_cgraph_node_set): New.
1475 (ipa_read_summaries_1): New.
1476 (ipa_read_summaries): New.
1477 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1478 (execute_regular_ipa_pass_list): Remove.
1479 (init_optimization_passes): Schedule
1480 pass_rebuild_cgraph_edges and pass_early_inline outside
1481 of pass_all_early_optimizations. Document reason.
1482 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1483 pass_ipa_lto_finish_out): New pass.
1484 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1485 (execute_all_ipa_transforms): New.
1486 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1487 (dump_properties, debug_properties): New.
1488 * tree-optimize.c (gate_all_early_local_passes): Return
1489 false if we are in lto1.
1490 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1491 * tree-pass.h (execute_all_ipa_transforms): Declare.
1492 (pass_ipa_function_and_variable_visibility): Declare.
1493 (pass_ipa_early_inline): Declare.
1494 (pass_ipa_lto_gimple_out): Declare.
1495 (pass_ipa_lto_wpa_fixup): Declare.
1496 (pass_ipa_lto_finish_out): Declare.
1497 (all_small_ipa_passes, all_regular_ipa_passes,
1498 all_lto_gen_passes): Declare.
1499 (execute_ipa_summary_passes): Declare.
1500 (execute_all_ipa_transforms): Declare.
1501 (ipa_write_summaries): Declare
1502 (ipa_write_summaries_of_cgraph_node_set): Declare.
1503 (ipa_read_summaries): Declare.
1505 2009-10-03 Doug Kwan <dougkwan@google.com>
1506 Ollie Wild <aaw@google.com>
1508 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1510 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1511 (lto_mode): New variable.
1512 (maybe_run_lto_and_relink): Handle the -fwpa option.
1513 (main): Handle the -fwpa option.
1514 (maybe_unlink_list): New function.
1515 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1516 * common.opt (flto): New flag.
1517 * toplev.c (flag_generate_lto): Declare.
1519 2009-10-03 Simon Baldwin <simonb@google.com>
1521 * common.opt (flto-compression-level): New flag.
1523 * opts.c: Include lto-opts.h.
1524 (handle_option): Call lto_register_user_option for each
1525 valid option handled.
1526 (decode_options): Clear registered options before the options
1529 2009-10-03 Cary Coutant <ccoutant@google.com>
1531 * collect2.c (is_elf): New function.
1532 (scan_prog_file): Require LTO object to be in ELF format.
1534 2009-10-03 Rafael Espindola <espindola@google.com>
1536 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1537 libgcc to the linker.
1539 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1541 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1542 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1544 * collect2.h (collect_execute): Add flags argument.
1545 * tlink.c (tlink_execute): Update call to collect_execute.
1546 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1547 (use_linker_plugin): New.
1548 (use_linker_plugin_spec_function): New.
1549 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1550 (linker_plugin_file_spec): New.
1551 (lto_wrapper_spec): New.
1552 (lto_gcc_spec): New.
1553 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1554 (static_spec_functions): Add use-linker-plugin.
1555 (process_command): Handle -use-linker-plugin.
1556 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1557 linker_plugin_file_spec and lto_gcc_spec.
1558 (use_linker_plugin_spec_function): New.
1560 2009-10-03 Richard Guenther <rguenther@suse.de>
1564 * tree.h (is_lang_specific): Include LANG_TYPE.
1565 * tree.c (find_decls_types_r): Manually add interesting parts
1566 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1568 * gimple.c (type_pair_hash): Make symmetric.
1569 (type_pair_eq): Likewise.
1570 (lookup_type_pair): Increase initial hashtable size.
1571 (gimple_force_type_merge): Rely on type-pair symmetry.
1572 (visit): Remove excessive checking code.
1573 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1574 (gimple_register_type): Remove getenv calls, shrink initial
1578 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1579 inline functions if not generating lto output.
1582 * toplev.c (finalize): In WPA mode remove the asm file.
1584 2009-10-03 Doug Kwan <dougkwan@google.com>
1586 * ipa-inline.c (cgraph_mark_inline): Check
1587 edge->call_stmt_cannot_inline_p instead of calling
1588 gimple_call_cannot_inline_p.
1589 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1590 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1591 (inline_generate_summary): Do nothing in LTRANS.
1592 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1593 exists before calling gimple_call_cannot_inline_p.
1594 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1595 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1596 Update new_edge->lto_stmt_uid.
1597 * cgraphbuild.c (reset_inline_failed): New.
1599 * common.opt (fwpa): New flag.
1600 (fltrans): New option.
1601 * gcc.c (gcc_lto_option_t): New type.
1602 (current_lto_option): New variable.
1603 (lto_single_spec_function): Remove and is replaced by ..
1604 (lto_option_spec_function): New function.
1605 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1606 passing the -flto flag.
1607 (cc1_options): Separate non-LTO related parts into ..
1608 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1609 (lto1_options): New spec for lto FE.
1610 (link_lto_options): New spec for handling LTO flags in linker.
1611 (invoke_lto_single): Re-format to fit in 80 column. Replace
1612 lto-single with lto-option.
1613 (static_specs): Add cc1_non_lto_options, lto1_options and
1615 (static_spec_function): Replace lto-single with lto-option.
1616 (process_command): Handle -flto, -fwpa and -fltran by setting
1617 current_lto_option and not passing it to subprocess unconditionally.
1619 2009-10-03 Bill Maddox <maddox@google.com>
1621 Add `gcc' driver support for link-time code generation (LTO).
1623 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1624 (lto_flag, lto_objects, lto_o_file): New variables.
1625 (struct lto_object, struct lto_object_list): New structures.
1626 (collect_exit, handler): Remove LTO temporary output file on exit.
1627 (add_lto_object): New function.
1628 (maybe_run_lto_and_relink): New function. Perform link time code
1629 generation and relinking for object files containing LTO information.
1630 (main): Invoke maybe_run_lto_and_relink().
1631 (dump_argv): New function. For debugging, currently disabled.
1632 (scan_prog_file): Add LTO information pass.
1633 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1635 * toplev.c (compile_file): Emit assembler directive to create
1636 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1638 2009-10-03 Diego Novillo <dnovillo@google.com>
1640 * c.opt: Add LTO to warn_abi and warn_psabi.
1642 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1643 inline function. Ignore language-specific nodes. Update all users.
1644 (find_decls_types_r): Do not traverse the subtrees of
1645 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1646 * tree.h (is_lang_specific): New.
1647 * langhooks.h (struct lang_hooks_for_decls): Remove
1648 may_need_assembler_name_p. Update all users.
1650 * c-common.c (set_builtin_user_assembler_name): Move ...
1651 * builtins.c (set_builtin_user_assembler_name): ... here.
1652 (is_builtin_name): Add comment
1653 (is_builtin_fn): New.
1654 * except.c (output_ttype): Only call
1655 lookup_type_for_runtime if TYPE is not a runtime type.
1657 * passes.c (register_pass): Call position_pass on
1658 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1659 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1660 (TV_IPA_LTO_DECL_IO): Define.
1661 (TV_IPA_LTO_CGRAPH_IO): Define.
1663 (TV_WHOPR_WPA): Define.
1664 (TV_WHOPR_WPA_IO): Define.
1665 (TV_WHOPR_LTRANS): Define.
1666 (TV_WHOPR_WPA_FIXUP): Define.
1667 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1668 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1669 * tree-flow.h (tree_node_can_be_shared): Declare.
1670 * tree-inline.c (tree_can_inline_p): Check that E has a
1671 statement associated with it.
1672 * tree.c (free_lang_data_in_binf): Factor out of ...
1673 (free_lang_data_in_type): ... here.
1674 Call RECORD_OR_UNION_TYPE_P.
1675 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1676 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1677 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1678 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1679 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1680 (gate_free_lang_data): Return true if flag_generate_lto is set.
1681 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1682 * c-common.h (set_builtin_user_assembler_name): Move ...
1683 * tree.h (set_builtin_user_assembler_name): ... here.
1685 * common.opt (flto-report): New flag.
1686 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1687 * collect2.c (scan_prog_file): Send the error output of
1688 'nm' to HOST_BIT_BUCKET.
1690 2009-10-03 Ollie Wild <aaw@google.com>
1692 * langhooks-def.h (lhd_begin_section): New function declaration.
1693 (lhd_write_section): New function declaration.
1694 (lhd_end_section): New function declaration.
1695 (LANG_HOOKS_BEGIN_SECTION): New macro.
1696 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1697 (LANG_HOOKS_END_SECTION): New macro.
1698 (LANG_HOOKS_LTO): New macro.
1699 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1700 * langhooks.c (output.h): Add include.
1701 (saved_section): New static variable.
1702 (lhd_begin_section): New function.
1703 (lhd_write_section_data): New function.
1704 (lhd_end_section): New function.
1705 * langhooks.h (struct lang_hooks_for_lto): New structure.
1706 (struct lang_hooks): Add member lto.
1707 * Makefile.in (langhooks.o): Add dependency on output.h.
1709 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1711 2009-10-03 Richard Guenther <rguenther@suse.de>
1713 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1716 2009-10-03 Simon Baldwin <simonb@google.com>
1717 Richard Guenther <rguenther@suse.de>
1718 Janis Johnson <janis187@us.ibm.com>
1719 Doug Kwan <dougkwan@google.com>
1720 Diego Novillo <dnovillo@google.com>
1721 Ramana Radhakrishnan <ramana.r@gmail.com>
1722 Ollie Wild <aaw@google.com>
1724 * doc/install.texi: Add documentation for libelf and --enable-lto.
1725 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1726 -flto-report, -flto-compression-level and -use-linker-plugin.
1727 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1728 Add section for LTO Testing.
1730 2009-10-02 Cary Coutant <ccoutant@google.com>
1732 Add support for comdat type sections for DWARF v4.
1733 Merge from dwarf4 branch.
1735 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1736 (dw_die_ref): Define vector type.
1737 (enum dw_val_class): Add dw_val_class_data8.
1738 (struct dw_val_struct): Add v.val_data8.
1739 (comdat_type_node_ref): New type.
1740 (struct die_struct): Move die_symbol into a union; add new field
1741 die_type_node. Change all uses.
1742 (comdat_type_node): New type.
1743 (skeleton_chain_node): New type.
1744 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1745 (comdat_type_list): New variable.
1746 (dwarf_tag_name): Add DW_TAG_type_unit.
1747 (dwarf_attr_name): Add DW_AT_signature.
1748 (add_AT_data8): New function.
1749 (replace_child): New function.
1750 (move_all_children): New function.
1751 (print_signature): New function.
1752 (print_die): Print signature information; add dw_val_class_data8.
1753 (attr_checksum): Support dw_val_class_data8.
1754 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1755 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1756 (checksum_sleb128, checksum_uleb128): New functions.
1757 (checksum_die_context): New function.
1758 (loc_checksum_ordered): New function.
1759 (attr_checksum_ordered): New function.
1760 (struct checksum_attributes): New structure.
1761 (collect_checksum_attributes): New function.
1762 (die_checksum_ordered): New function.
1763 (generate_type_signature): New function.
1764 (same_dw_val_p): Add dw_val_class_data8.
1765 (is_symbol_die): Use new is_declaration_die function.
1766 (is_declaration_die): New function.
1767 (should_move_die_to_comdat): New function.
1768 (clone_die): New function.
1769 (clone_tree): New function.
1770 (clone_as_declaration): New function.
1771 (copy_declaration_context): New function.
1772 (generate_skeleton_ancestor_tree): New function.
1773 (generate_skeleton_bottom_up): New function.
1774 (generate_skeleton): New function.
1775 (remove_child_or_replace_with_skeleton): New function.
1776 (break_out_comdat_types): New function.
1777 (struct decl_table_entry): New type.
1778 (htab_decl_hash): New function.
1779 (htab_decl_eq): New function.
1780 (htab_decl_del): New function.
1781 (copy_ancestor_tree): New function.
1782 (copy_decls_walk): New function.
1783 (copy_decls_for_unworthy_types): New function.
1784 (build_abbrev_table): Don't assert on missing die_symbol when doing
1785 comdat type sections.
1786 (size_of_die): Use DW_FORM_sig8 for external references. Add
1788 (unmark_dies): Don't assert for unmarked dies when doing comdat
1790 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1791 (output_signature): New function.
1792 (output_die): Likewise.
1793 (output_compilation_unit_header): Mark output as DWARF version 3
1794 even if generating DWARF 4.
1795 (output_comdat_type_unit): New function.
1796 (output_line_info): Mark output as DWARF version 3 even if generating
1798 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1800 (dwarf2out_end_source_file): Likewise.
1801 (prune_unused_types_walk_attribs): Don't follow references into
1802 comdat type sections.
1803 (prune_unused_types_mark): When generating type units, do not mark
1804 children of non-defining declarations of types; do mark children of
1806 (prune_unused_types): Process comdat type sections.
1807 (htab_ct_hash): New function.
1808 (htab_ct_eq): New function.
1809 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1810 Add a pointer to the line table from type unit entries so
1811 DW_AT_decl_file has meaning.
1812 * varasm.c (default_elf_asm_named_section): Use identifier name as
1813 comdat key instead of lang hook.
1815 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1817 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1819 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/i386.md (SWIM248): New mode iterator.
1822 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1823 divmodhi4 patterns using SWIM248 macro.
1824 (*divmod<mode>4): Macroize insn_and_split pattern from
1825 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1826 and their corresponding splitters usign SWIM248 macro. Split SImode
1827 insn to generate cltd and DImode insn to generate cqto instead of
1828 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1829 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1830 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1831 *divmodsi_noext patterns using SWIM248 macro.
1832 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1833 udivmodhi4 patterns using SWIM248 macro.
1834 (*udivmod<mode>4): Macroize insn_and_split pattern from
1835 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1836 corresponding splitters using SWIM248 macro.
1837 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1838 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1840 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1842 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1843 of zero-sized element is zero-sized regardless of its extent.
1845 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1848 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1849 * configure: Regenerated.
1850 * config.in: Regenerated.
1851 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1852 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1853 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1854 not emitting .eh_frame, emit .cfi_sections .debug_frame
1859 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1860 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1862 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1863 vars use DECL_RTL with resetting it back to NULL afterwards.
1864 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1865 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1866 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1867 the attribute type allows it, otherwise use DW_FORM_dataN.
1868 (mem_loc_descriptor): Handle CONST_STRING.
1869 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1870 Handle MEM with CONST_STRING address using add_AT_string.
1871 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1872 CONST_STRING for const arrays initialized with a string literal.
1873 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1874 (dwarf2out_finish): Call resolve_addr.
1876 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1877 Maxim Kuvyrkov <maxim@codesourcery.com>
1879 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1881 2009-10-02 Nick Clifton <nickc@redhat.com>
1883 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1884 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1886 2009-10-01 Jan Hubicka <jh@suse.cz>
1888 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1889 (cgraph_create_virtual_clone): Just pass redirect_callers
1891 * cgraph.h (cgraph_clone_node): Update prototype.
1892 * ipa-pure-const.c (self_recursive_p): New function.
1893 (propagate): Use it.
1894 * ipa-inline.c (cgraph_clone_inlined_nodes,
1895 cgraph_decide_recursive_inlining): Update.
1897 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1899 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1900 instructions for TARGET_OCTEON.
1902 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1904 * config/arm/arm.c (arm_override_options): Turn off
1905 flag_dwarf2_cfi_asm for AAPCS variants.
1907 2009-10-01 Martin Jambor <mjambor@suse.cz>
1910 * tree-sra.c (convert_callers): Do not call
1911 compute_inline_parameters on one caller more than once.
1913 2009-10-01 Nick Clifton <nickc@redhat.com>
1915 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1916 an empty string if not already defined.
1918 2009-10-01 Martin Jambor <mjambor@suse.cz>
1921 * tree-sra.c (is_va_list_type): New function.
1922 (find_var_candidates): Call is_va_list_type.
1923 (find_param_candidates): Check that the type or the type pointed
1924 to are not va_list types.
1926 2009-10-01 Martin Jambor <mjambor@suse.cz>
1929 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1930 DECL_ARTIFICIAL (param_decl) is true.
1932 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1934 * tree.h (tree_decl_common::lang_flag_8): New.
1935 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1937 * c-common.h (RID_CONSTEXPR): New.
1939 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1941 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1942 Use ref-all pointers.
1943 (alpha_gimplify_va_arg): Ditto.
1945 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1948 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1949 before insn counting loop now that BB_END (bb) is counted. Ensure
1950 the return value isn't zero.
1952 2009-09-30 Nick Clifton <nickc@redhat.com>
1954 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1955 with separate definitions of c_target_objs and cxx_target_objs.
1956 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1958 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1959 sh_symbian_import_export_class.
1960 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1961 * config/sh/symbian.c: Delete, moving code into...
1962 * config/sh/symbian-base.c: ... here
1963 * config/sh/symbian-c.c: ... and here
1964 * config/sh/symbian-cxx.c: ... and here.
1966 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1969 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1970 of plus RTX into register.
1972 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1974 * doc/install.texi: Linguistic and markup fixes.
1975 (Configuration) <--disable-cpp>: Remove description.
1976 <--enable-maintainer-mode>: Autotools files are affected, too.
1977 <--with-sysroot>: Improve description.
1978 (Building): Bump required GNU make version.
1980 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1982 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1983 (x86_64-*-*): Ditto.
1985 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1986 intrinisics for FMA4.
1987 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1988 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1989 Add FMA4 check and fma4intrin.h.
1990 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1992 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1993 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1994 constant for FMA4 support.
1995 (UNSPEC_FMA4_FMADDSUB): Ditto.
1996 (UNSPEC_FMA4_FMSUBADD): Ditto.
1997 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1998 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1999 (ix86_expand_fma4_multiple_memory): Ditto.
2000 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2001 (OPTION_MASK_ISA_FMA4_UNSET): New.
2002 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2003 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2004 (ix86_handle_option): Handle -mfma4.
2005 (isa_opts): Handle -mfma4.
2006 (enum pta_flags): Add PTA_FMA4.
2007 (override_options): Add FMA4 support.
2008 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2009 (IX86_BUILTIN_VFMADDSD): Ditto.
2010 (IX86_BUILTIN_VFMADDPS): Ditto.
2011 (IX86_BUILTIN_VFMADDPD): Ditto.
2012 (IX86_BUILTIN_VFMSUBSS): Ditto.
2013 (IX86_BUILTIN_VFMSUBSD): Ditto.
2014 (IX86_BUILTIN_VFMSUBPS): Ditto.
2015 (IX86_BUILTIN_VFMSUBPD): Ditto.
2016 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2017 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2018 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2019 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2020 (IX86_BUILTIN_VFNMADDSS): Ditto.
2021 (IX86_BUILTIN_VFNMADDSD): Ditto.
2022 (IX86_BUILTIN_VFNMADDPS): Ditto.
2023 (IX86_BUILTIN_VFNMADDPD): Ditto.
2024 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2025 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2026 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2027 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2028 (IX86_BUILTIN_VFMADDPS256): Ditto.
2029 (IX86_BUILTIN_VFMADDPD256): Ditto.
2030 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2031 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2032 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2033 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2034 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2035 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2036 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2037 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2038 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2039 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2040 (enum multi_arg_type): New enum for describing the various FMA4
2041 intrinsic argument types.
2042 (bdesc_multi_arg): New table for FMA4 intrinsics.
2043 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2044 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2046 (ix86_expand_builtin): Add FMA4 intrinsic support.
2047 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2048 operand instructions.
2049 (ix86_expand_fma4_multiple_memory): New function to split the
2050 second memory reference from FMA4 instructions.
2051 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2052 (ssemodesuffixf2s): Ditto.
2053 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2055 (fma4_fmsub<mode>4): Ditto.
2056 (fma4_fnmadd<mode>4): Ditto.
2057 (fma4_fnmsub<mode>4): Ditto.
2058 (fma4_vmfmadd<mode>4): Ditto.
2059 (fma4_vmfmsub<mode>4): Ditto.
2060 (fma4_vmfnmadd<mode>4): Ditto.
2061 (fma4_vmfnmsub<mode>4): Ditto.
2062 (fma4_fmadd<mode>4256): Ditto.
2063 (fma4_fmsub<mode>4256): Ditto.
2064 (fma4_fnmadd<mode>4256): Ditto.
2065 (fma4_fnmsub<mode>4256): Ditto.
2066 (fma4_fmaddsubv8sf4): Ditto.
2067 (fma4_fmaddsubv4sf4): Ditto.
2068 (fma4_fmaddsubv4df4): Ditto.
2069 (fma4_fmaddsubv2df4): Ditto.
2070 (fma4_fmsubaddv8sf4): Ditto.
2071 (fma4_fmsubaddv4sf4): Ditto.
2072 (fma4_fmsubaddv4df4): Ditto.
2073 (fma4_fmsubaddv2df4): Ditto.
2074 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2075 instructions for intrinsics.
2076 (fma4i_fmsub<mode>4): Ditto.
2077 (fma4i_fnmadd<mode>4): Ditto.
2078 (fma4i_fnmsub<mode>4): Ditto.
2079 (fma4i_vmfmadd<mode>4): Ditto.
2080 (fma4i_vmfmsub<mode>4): Ditto.
2081 (fma4i_vmfnmadd<mode>4): Ditto.
2082 (fma4i_vmfnmsub<mode>4): Ditto.
2083 (fma4i_fmadd<mode>4256): Ditto.
2084 (fma4i_fmsub<mode>4256): Ditto.
2085 (fma4i_fnmadd<mode>4256): Ditto.
2086 (fma4i_fnmsub<mode>4256): Ditto.
2087 (fma4i_fmaddsubv8sf4): Ditto.
2088 (fma4i_fmaddsubv4sf4): Ditto.
2089 (fma4i_fmaddsubv4df4): Ditto.
2090 (fma4i_fmaddsubv2df4): Ditto.
2091 (fma4i_fmsubaddv8sf4): Ditto.
2092 (fma4i_fmsubaddv4sf4): Ditto.
2093 (fma4i_fmsubaddv4df4): Ditto.
2094 (fma4i_fmsubaddv2df4): Ditto.
2096 * doc/invoke.texi (-mfma4): Add documentation.
2097 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2099 2009-09-29 Richard Henderson <rth@redhat.com>
2101 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2102 an edge to the new destination block.
2104 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2107 * pa.c (hppa_profile_hook): Use
2108 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2110 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2111 Alexander Monakov <amonakov@ispras.ru>
2114 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2115 (not_postinc_memory_operand): New.
2116 (not_postinc_move_operand): New.
2117 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2118 (*cmovsi_internal): Ditto.
2120 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2122 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2123 restrict issue_rate in first pass when scheduling for register
2126 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2127 Rafael Avila de Espindola <espindola@google.com>
2129 * gengtype.c (plugin_output): New.
2130 (get_output_file_with_visibility): Return plugin_output for plugins.
2131 (main): Parse and use the -P option.
2132 * gty.texi: Update the command line format.
2134 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2137 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2139 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2140 out if !const_ok_for_output.
2143 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2144 case VAR_LOCATION>: Remove gcc_unreachable ().
2146 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2148 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2149 (x86_64-*-*): Ditto.
2150 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2151 back to smmintrin.h.
2152 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2153 * config/i386/x86intrin.h: Remove SSE5.
2154 * config/i386/mmintrin-common.h: Delete file.
2155 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2157 2009-09-29 Richard Guenther <rguenther@suse.de>
2159 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2160 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2162 2009-09-29 Nick Clifton <nickc@redhat.com>
2164 * function.c (current_function_name): If there is no current
2165 function just return "<none>".
2167 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2169 * tree-pass.h (register_pass_info): New structure.
2170 (pass_positioning_ops): Move enum from gcc-plugin.h.
2171 (register_pass): New function.
2172 * gcc-plugin.h (plugin_pass): Delete structure.
2173 (pass_positioning_ops): Delete enum.
2174 * plugin.c (regsiter_pass): Delete function.
2175 (position_pass): Delete function.
2176 (added_pass_nodes): Delete variable.
2177 (prev_added_pass_nodes): Delete variable.
2178 (pass_list_node): Delete structure.
2179 * passes.c (make_pass_instance): New function.
2180 (next_pass_1): Change to call make_pass_instance.
2181 (pass_list_node): Move structure from gcc-plugin.h.
2182 (added_pass_nodes): Move variable from plugin.c.
2183 (prev_added_pass_nodes): Move variable from plugin.c.
2184 (position_pass): New function.
2185 (register_pass): New function.
2187 2009-09-28 Easwaran Raman <eraman@google.com>
2189 * ifcvt.c (noce_try_abs): Recognize pattern and call
2190 expand_one_cmpl_abs_nojump.
2191 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2192 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2194 2009-09-28 Ian Lance Taylor <iant@google.com>
2197 * c-opts.c (c_common_handle_option): Don't set
2198 warn_jump_misses_init for -Wall.
2199 * doc/invoke.texi (Warning Options): Update documentation.
2201 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2203 * Makefile.in ($(out_object_file)): Depend on
2204 gt-$(basename $(notdir $(out_file))).h.
2206 2009-09-28 Richard Henderson <rth@redhat.com>
2208 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2209 * except.c (gen_eh_region): Set it.
2210 (duplicate_eh_regions_1): Copy it.
2211 * tree-eh.c (lower_resx): Use it to determine which function
2214 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2215 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2216 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2217 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2218 BUILT_IN_CXA_END_CLEANUP if necessary.
2220 * c-common.c (c_define_builtins): Update call to
2221 build_common_builtin_nodes.
2223 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2225 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2227 2009-09-28 Michael Matz <matz@suse.de>
2229 * builtins.c (interclass_mathfn_icode): New helper.
2230 (expand_builtin_interclass_mathfn): Use it here, and split folding
2232 (fold_builtin_interclass_mathfn): ... this new folder.
2233 (build_call_nofold_loc): New static helper.
2234 (build_call_nofold): New wrapper macro for above.
2235 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2236 (expand_builtin_pow): Ditto.
2237 (expand_builtin_memset_args): Ditto.
2238 (expand_builtin_printf): Ditto.
2239 (expand_builtin_fprintf): Ditto.
2240 (expand_builtin_sprintf): Ditto.
2241 (expand_builtin_memory_chk): Ditto.
2242 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2243 (expand_builtin_stpcpy): Ditto.
2244 (expand_builtin_strcmp): Ditto.
2245 (expand_builtin_strncmp): Ditto.
2246 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2247 (expand_builtin_strcpy_args): Don't call folders.
2248 (expand_builtin_memcmp): Ditto.
2249 (expand_builtin_strncpy): Ditto, and use target.
2250 (expand_builtin_memcpy): Ditto.
2251 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2252 expand_builtin_strpbrk, expand_builtin_memmove,
2253 expand_builtin_memmove_args, expand_builtin_bcopy,
2254 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2255 expand_builtin_strspn, expand_builtin_strcspn,
2256 expand_builtin_fputs): Remove these.
2257 (expand_builtin): Don't call the above, change calls to other
2258 expanders that changed prototype.
2259 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2260 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2261 fold_builtin_interclass_mathfn.
2262 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2263 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2265 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2266 * passes.c (init_optimization_passes): Move pass_fold_builtins
2267 after last phiopt pass.
2268 * tree-inline.c (fold_marked_statements): When folding builtins
2269 iterate over all instruction potentially generated.
2270 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2272 (fold_gimple_call): Use it to always fold calls (into potentially
2273 multiple instructions).
2274 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2275 calls into zero at this time.
2276 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2277 statements generated by builtin folding.
2279 2009-09-28 Nick Clifton <nickc@redhat.com>
2281 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2283 2009-09-28 Duncan Sands <baldrick@free.fr>
2285 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2286 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2287 (register_callback): Dispatch it.
2288 (invoke_plugin_callbacks): Incorporate in sanity check.
2289 * ggc.h (ggc_register_cache_tab): Add declaration.
2290 * ggc-common.c (ggc_register_root_tab): Simplify.
2291 (const_ggc_cache_tab_t): New typedef.
2292 (extra_cache_vec): New vector of dynamically added cache tables.
2293 (ggc_register_cache_tab): New function.
2294 (ggc_scan_cache_tab): New function.
2295 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2296 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2298 2009-09-27 Richard Henderson <rth@redhat.com>
2300 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2301 which we remove __builtin_stack_restore.
2303 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2305 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2306 to test for GRD_INVARIANT.
2307 (simple_rhs_p): Anything that's function_invariant_p is fine.
2309 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2311 * gengtype.c (main): Use plunge_files instead of plugin_output.
2313 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2314 Rafael Avila de Espindola <espindola@google.com>
2316 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2317 Don't print pch related info if it is false.
2318 (main): Don't print pch info in plugin mode.
2320 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2322 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2323 with dw_val_class_const_double.
2324 (struct dw_val_struct): Replace val_long_long with val_double and
2325 adjust for above change.
2326 (output_loc_operands): Likewise.
2327 (add_AT_long_long): Rename into...
2328 (add_AT_double): ...this.
2329 (print_die): Replace dw_val_class_long_long with
2330 dw_val_class_const_double and adjust.
2331 (attr_checksum): Likewise.
2332 (same_dw_val_p): Likewise.
2333 (size_of_die): Likewise.
2334 (value_format): Likewise.
2335 (output_die): Likewise.
2336 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2337 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2338 instead of add_AT_long_long.
2339 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2340 value with the precision of its type.
2342 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2345 * c-typeck.c (build_conditional_expr): Use the readonly and
2346 volatile flags of the operand types, not of the operands itself.
2348 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2350 * collect2.c (main): Look for -brtl before adding libraries.
2352 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2354 * config.gcc: Update OpenBSD targets.
2355 * config/openbsd-stdint.h: New file.
2356 * config/openbsd-libpthread.h: New file.
2357 * config/openbsd.h: Update and break out LIB_SPEC definition.
2358 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2359 * config/i386/openbsdelf.h: Correct types.
2360 * config/m68k/openbsd.h: Likewise.
2361 * config/mips/openbsd.h: Likewise.
2362 * config/vax/openbsd.h: Likewise.
2364 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2366 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2367 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2368 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2369 of the length and zero.
2371 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2373 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2374 (FLAGS_H): Add options.h $(REAL_H).
2375 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2376 (TREE_VECTORIZER_H): New.
2377 (EBITMAP_H): Renamed from EBIMAP_H.
2378 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2379 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2380 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2381 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2382 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2383 (graphite-clast-to-gimple.o, graphite-dependences.o)
2384 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2385 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2386 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2387 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2388 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2389 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2390 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2391 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2392 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2393 updated and fixed as per above changes and per
2394 check_makefile_deps.sh output.
2397 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2398 * configure: Regenerate.
2400 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2402 * doc/install.texi: Update minimum MPC version to 0.7.
2404 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2406 * doc/install.texi (Binaries): Remove reference to the binary
2407 distribution CD-ROM from the FSF.
2409 2009-09-26 Michael Matz <matz@suse.de>
2413 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2414 that are mentioned in the body.
2416 2009-09-26 Michael Matz <matz@suse.de>
2418 PR tree-optimization/41454
2419 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2420 (tree_ssa_dominator_optimize): Don't allocate and free it.
2421 (dom_opt_leave_block): Don't iterate over it.
2422 (eliminate_redundant_computations): Don't return a value.
2423 (cprop_operand, cprop_into_stmt): Ditto.
2424 (optimize_stmt): Don't defer updating stmts.
2426 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2428 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2429 generic_parameter_die, template_parameter_pack_die,
2430 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2431 renaming DW_TAG_formal_parameter_pack and
2432 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2433 and DW_TAG_GNU_template_parameter_pack.
2435 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2437 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2438 * config/v850/v850.c (v850_function_value): New function.
2439 (TARGET_FUNCTION_VALUE): Define.
2441 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2443 * tree-vect-stmts.c (vectorizable_call): Call
2444 mark_symbols_for_renaming after vect_finish_stmt_generation.
2446 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2447 to loc_descriptor_from_tree.
2448 (add_location_or_const_value_attribute): Pass 0 instead of 2
2449 for decl_by_reference_p decls.
2451 2009-09-25 Richard Guenther <rguenther@suse.de>
2454 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2457 2009-09-25 Ben Elliston <bje@au.ibm.com>
2459 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2462 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2464 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2465 form of instruction.
2467 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2470 * fold-const.c (const_binop): Handle complex int division.
2471 * tree-complex.c (expand_complex_div_straight,
2472 expand_complex_div_wide): Update comments.
2474 2009-09-24 DJ Delorie <dj@redhat.com>
2477 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2478 (reg_class): Likewise.
2479 (REG_CLASS_NAMES): Likewise.
2480 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2481 (m32c_override_options): Disable -fivopts for M32C.
2483 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2485 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2486 Delete VSX load/store with update support.
2487 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2488 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2492 (VStype_load_update): Ditto.
2493 (VStype_store_update): Ditto.
2494 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2495 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2497 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2498 load/store with update builtins.
2500 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2502 * libgcc2.c (L_trampoline): Prototype for getpagesize
2503 and mprotect in WINNT case.
2505 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2507 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2508 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2509 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2510 'outgoing' argument.
2511 (TARGET_FUNCTION_VALUE): Define.
2513 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2515 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2517 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2520 * common.opt: Initialize dwarf_strict to -1.
2521 * toplev.c (process_options): Catch unset dwarf_strict
2522 and set to 0 for all targets not overriding.
2523 * config/darwin.c (darwin_override_options): Catch unset
2524 dwarf_strict and override to 1.
2526 2009-09-24 Jeff Law <law@redhat.com>
2528 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2530 2009-09-24 Richard Guenther <rguenther@suse.de>
2532 PR tree-optimization/36143
2533 PR tree-optimization/38747
2534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2535 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2537 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2540 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2541 return false instead of gcc_unreachable (). For CONST return the
2542 value returned by recursive call instead of always returning true.
2543 (tree_add_const_value_attribute): Return the value returned by
2544 add_const_value_attribute instead of always returning true if rtl
2547 2009-09-23 Justin Seyster <jrseys@gmail.com>
2549 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2551 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2553 * cgraphunit.c (cgraph_lower_function): Revert last change.
2554 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2555 instead of DECL_NO_STATIC_CHAIN.
2556 * tree-cfg.c (verify_gimple_call): Likewise.
2557 * tree-nested.c (get_chain_decl, get_chain_field,
2558 convert_tramp_reference_op, convert_gimple_call): Likewise.
2559 (convert_all_function_calls): Likewise. Always set or clear
2560 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2561 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2562 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2564 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2565 DECL_NO_STATIC_CHAIN.
2566 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2567 instead of DECL_NO_STATIC_CHAIN.
2568 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2569 decl_function_context.
2570 * varasm.c (initializer_constant_valid_p): Likewise.
2571 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2572 (DECL_STATIC_CHAIN): ... this.
2573 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2574 instead of DECL_NO_STATIC_CHAIN.
2576 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2577 Rafael Avila de Espindola <espindola@google.com>
2579 * gengtype.c (nb_plugin_files): Make it unsigned to match
2580 num_gt_files. Adjust other variables to avoid warnings.
2581 (main): Allocate an all zero lang_bitmap before each plugin file name
2582 to match regular file names.
2584 2009-09-23 Richard Henderson <rth@redhat.com>
2586 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2587 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2588 static chain passed in memory.
2589 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2590 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2591 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2592 STATIC_CHAIN_REGNUM defined.
2594 * config/picochip/picochip-protos.h: s/class/klass/.
2595 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2596 (picochip_static_chain): New.
2597 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2598 (STATIC_CHAIN_INCOMING): Remove.
2600 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2601 (xtensa_static_chain): New.
2602 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2603 (STATIC_CHAIN_INCOMING): Remove.
2605 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2607 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2608 * config/pa/pa-protos.h (function_value): Remove.
2609 * config/pa/pa.c (pa_function_value): Rename from function_value.
2610 Make static, add 'outgoing' argument.
2611 (TARGET_FUNCTION_VALUE): Define.
2613 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2615 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2616 instead of cfun->machine->is_leaf.
2617 * config/avr/avr.h (machine_function): Remove is_leaf field.
2619 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2622 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2623 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2624 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2625 the same size, prefer DW_OP_stack_value.
2626 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2627 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2629 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2632 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2634 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2637 * cfgexpand.c (convert_debug_memory_address): New.
2638 (expand_debug_expr): Convert base address and offset to the same
2639 mode. Use it to convert addresses to other modes. Accept
2642 2009-09-23 Richard Guenther <rguenther@suse.de>
2644 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2645 produced for bigendian targets with promoted subregs.
2647 2009-09-23 Richard Guenther <rguenther@suse.de>
2649 * value-prof.c (gimple_ic): Purge old EH edges only after building
2652 2009-09-23 Nick Clifton <nickc@redhat.com>
2654 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2656 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2659 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2662 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2663 on non-nested functions.
2665 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2666 Jan Hubicka <jh@suse.cz>
2668 * dwarf2out.c (loc_list_plus_const): Only define if
2669 DWARF2_DEBUGGING_INFO.
2670 (address_of_int_loc_descriptor): Likewise.
2673 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2675 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2678 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2679 constant is more than zero.
2681 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2684 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2685 call final to emit non-scheduled prologue, instead insert at entry.
2687 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2688 Joseph S. Myers <joseph@codesourcery.com>
2690 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2692 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2693 Rafael Avila de Espindola <espindola@google.com>
2695 * gengtype.c (is_file_equal): New function.
2696 (close_output_files): Use is_file_equal. Free of->buf.
2698 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2699 Rafael Avila de Espindola <espindola@google.com>
2701 * gengtype.c (write_types, write_local): Add the output_header
2702 argument. Update all callers.
2704 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2706 * dwarf2out.c (template_parameter_pack_die,
2707 gen_formal_parameter_pack_die ): New functions.
2708 (make_ith_pack_parameter_name): Remove this function.
2709 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2710 DW_TAG_formal_parameter_pack.
2711 (gen_generic_params_dies): Represent each template parameter pack
2712 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2713 represented by usual DW_TAG_template_*_parameter DIEs that are
2714 children of the DW_TAG_template_parameter_pack element DIE.
2715 (generic_parameter_die): This doesn't deal with parameter pack
2716 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2717 of parameter pack DIEs.
2718 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2719 in certain cases, e.g. for pack elements.
2720 (gen_formal_types_die, gen_decl_die): Adjust usage of
2721 gen_formal_parameter_die.
2722 (gen_subprogram_die): Represent each function parameter pack by a
2723 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2724 represented by usual DW_TAG_formal_parameter DIEs that are children
2725 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2726 ____builtin_va_alist decls as no part of the compiler uses those
2728 * langhooks.h (struct lang_hooks_for_decls): Add
2729 function_parm_expanded_from_pack_p, get_generic_function_decl
2730 and function_parameter_pack_p hooks. Fix comment for
2731 get_innermost_generic_parms hook.
2732 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2733 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2734 macros and use them to initialize lang_hook.
2736 2009-09-22 Richard Henderson <rth@redhat.com>
2738 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2739 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2740 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2741 on TRAMPOLINE_TEMPLATE.
2742 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2743 TRAMPOLINE_ADJUST_ADDRESS.
2744 * targhooks.c (default_asm_trampoline_template): Remove.
2745 (default_trampoline_adjust_address): Remove.
2746 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2747 * targhooks.h: Update decls.
2749 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2751 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2752 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2753 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2755 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2758 * reload1.c (reload): Reset debug insns with pseudos without
2761 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2763 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2764 unconditional true for decimal float modes.
2765 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2766 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2768 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2770 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2771 Enable a new case for __FreeBSD__ >= 7.
2772 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2773 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2774 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2775 and USE_LD_AS_NEEDED.
2777 * doc/install.texi (*-*-freebsd*): Update target information.
2779 2009-09-22 Richard Guenther <rguenther@suse.de>
2782 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2783 arrays really properly.
2785 2009-09-22 Richard Henderson <rth@redhat.com>
2788 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2789 calls.static_chain, calls.trampoline_init,
2790 calls.trampoline_adjust_address.
2791 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2792 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2793 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2794 * builtins.c (expand_builtin_setjmp_receiver): Use
2795 targetm.calls.static_chain; only clobber registers.
2796 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2797 set up memory attributes properly for the trampoline block.
2798 (expand_builtin_adjust_trampoline): Use
2799 targetm.calls.trampoline_adjust_address.
2800 * calls.c (prepare_call_address): Add fndecl argument. Use
2801 targetm.calls.static_chain.
2802 * df-scan.c (df_need_static_chain_reg): Remove.
2803 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2804 consolodate static chain handling.
2805 * doc/tm.texi: Document new hooks.
2806 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2807 (init_emit_regs): Don't initialize them.
2808 * expr.h (prepare_call_address): Update decl.
2809 * final.c (profile_function): Use targetm.calls.static_chain.
2810 * function.c (expand_function_start): Likewise.
2811 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2812 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2813 only clobber registers.
2814 * targhooks.c (default_static_chain): New.
2815 (default_asm_trampoline_template, default_trampoline_init): New.
2816 (default_trampoline_adjust_address): New.
2817 * targhooks.h: Declare them.
2818 * varasm.c (assemble_trampoline_template): Use
2819 targetm.asm_out.trampoline_template. Make the memory block const
2822 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2823 alpha_initialize_trampoline. Make static. Merge VMS parameter
2824 differences into the TARGET_ABI_OPEN_VMS code block.
2825 (TARGET_TRAMPOLINE_INIT): New.
2826 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2827 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2828 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2829 (INITIALIZE_TRAMPOLINE): Remove.
2831 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2832 (TRAMPOLINE_TEMPLATE): Merge with ...
2833 (INITIALIZE_TRAMPOLINE): ... this and move ...
2834 * config/arc/arc.c (arc_trampoline_init): ... here.
2835 (TARGET_TRAMPOLINE_INIT): New.
2837 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2838 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2839 (arm_asm_trampoline_template): New.
2840 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2841 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2842 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2843 code to arm_asm_trampoline_template.
2844 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2845 arm_trampoline_adjust_address.
2846 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2847 adjust for target hook parameters.
2849 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2852 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2853 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2854 (bfin_trampoline_init): Rename from initialize_trampoline;
2855 make static; update for target hook parameters.
2856 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2857 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2858 bfin_asm_trampoline_template.
2859 (INITIALIZE_TRAMPOLINE): Remove.
2861 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2862 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2863 cris_trampoline_init): New.
2864 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2865 cris_asm_trampoline_template.
2866 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2867 adjust for target hook parameters.
2869 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2871 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2872 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2873 fr30_trampoline_init): New.
2874 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2875 fr30_asm_trampoline_template.
2876 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2877 adjust for target hook parameters.
2879 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2880 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2881 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2882 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2883 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2885 * config/h8300/h8300.c (h8300_trampoline_init): New.
2886 (TARGET_TRAMPOLINE_INIT): New.
2887 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2888 to h8300_trampoline_init and adjust for hook parameters.
2890 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2891 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2892 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2893 make static; adjust for hook parameters.
2894 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2896 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2897 (TARGET_TRAMPOLINE_INIT): New.
2898 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2899 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2900 iq2000_asm_trampoline_template.
2901 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2902 (TRAMPOLINE_CODE_SIZE): New.
2903 (TRAMPOLINE_SIZE): Use it.
2904 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2906 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2907 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2908 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2909 adjust for hook parameters.
2910 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2912 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2913 (m32r_trampoline_init): New.
2914 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2915 m32r_trampoline_init.
2917 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2918 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2919 make static; update for hook parameters.
2920 * config/m68hc11/m68hc11-protos.h: Update.
2921 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2923 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2924 (TARGET_TRAMPOLINE_INIT): New.
2925 (mcore_function_value): Fix typo.
2926 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2927 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2928 to mcore_asm_trampoline_template.
2929 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2931 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2932 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2933 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2934 update for hook parameters.
2935 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2937 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2938 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2939 mips_trampoline_init): New.
2940 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2941 mips_asm_trampoline_template.
2942 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2943 update for hook parameters.
2945 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2946 (TARGET_TRAMPOLINE_INIT): New.
2947 (mmix_trampoline_size): Remove.
2948 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2949 make static. Remove out-of-date tetra vs octa comment.
2950 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2951 make static; update for hook parameters.
2952 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2953 (INITIALIZE_TRAMPOLINE): Remove.
2954 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2955 (TRAMPOLINE_ALIGNMENT): New.
2956 * gcc/config/mmix/mmix-protos.h: Update.
2958 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2959 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2960 mn10300_trampoline_init): New.
2961 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2962 mn10300_asm_trampoline_template.
2963 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2965 * config/moxie/moxie.c (moxie_static_chain,
2966 moxie_asm_trampoline_template, moxie_trampoline_init,
2967 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2968 TARGET_TRAMPOLINE_INIT): New.
2969 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2970 moxie_trampoline_init.
2971 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2972 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2974 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2975 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2976 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2977 pa_trampoline_adjust_address): New.
2978 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2979 pa_asm_trampoline_template.
2980 (TRAMPOLINE_ALIGNMENT): New.
2981 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2982 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2983 adjust for hook parameters.
2984 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2986 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2987 (TARGET_TRAMPOLINE_INIT): New.
2988 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2989 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2991 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2993 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2994 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2995 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2996 make static; adjust parameters for the hook.
2997 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2999 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3000 s390_trampoline_template; make static.
3001 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3002 make static; adjust for target hook.
3003 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3004 * config/s390/s390-protos.h: Remove trampoline decls.
3005 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3006 (TRAMPOLINE_TEMPLATE): Remove.
3007 (TRAMPOLINE_ALIGNMENT): New.
3009 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3010 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3011 (TARGET_TRAMPOLINE_INIT): New.
3012 (score_asm_trampoline_template): New.
3013 (score_trampoline_init): Rename from score_initialize_trampoline;
3014 make static; adjust for hook parameters.
3015 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3016 score[37]_asm_trampoline_template.
3017 (INITIALIZE_TRAMPOLINE): Remove.
3018 * config/score/score3.c (score3_asm_trampoline_template): New.
3019 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3020 adjust for target hook.
3021 * config/score/score7.c (score7_asm_trampoline_template): New.
3022 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3023 adjust for target hook.
3024 * config/score/score3.h, config/score/score7.h: Update.
3026 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3027 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3028 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3029 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3030 make static; adjust for target hook parameters.
3031 (sh_trampoline_adjust_address): New.
3032 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3033 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3035 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3036 (sparc32_initialize_trampoline): Rename from
3037 sparc_initialize_trampoline; make static; replace tramp parameter
3038 with m_tramp and update memory accesses.
3039 (sparc64_initialize_trampoline): Similarly.
3040 (sparc_trampoline_init): New.
3041 * config/sparc/sparc-protos.h: Remove trampoline decls.
3042 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3043 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3045 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3046 (array_to_constant): Make ARR parameter const.
3047 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3048 make static; update for hook parameters.
3049 * config/spu/spu-protos.h: Update decls.
3050 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3052 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3053 from xstormy16_initialize_trampoline; make static; update for
3055 (TARGET_TRAMPOLINE_INIT): New.
3056 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3058 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3059 (TARGET_TRAMPOLINE_INIT): New.
3060 (v850_can_eliminate): Make static.
3061 (v850_asm_trampoline_template, v850_trampoline_init): New.
3062 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3063 v850_asm_trampoline_template.
3064 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3065 and adjust for target hook parameters.
3067 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3068 (TARGET_TRAMPOLINE_INIT): New.
3069 (vax_asm_trampoline_template, vax_trampoline_init): New.
3070 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3071 vax_asm_trampoline_template.
3072 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3074 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3075 (TARGET_TRAMPOLINE_INIT): New.
3076 (xtensa_asm_trampoline_template): Rename from
3077 xtensa_trampoline_template; make static.
3078 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3079 make static; update for hook parameters.
3080 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3081 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3082 (INITIALIZE_TRAMPOLINE): Remove.
3084 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3085 error for nested functions with regparm=3.
3086 (ix86_compute_frame_layout): Adjust frame pointer offset for
3087 ix86_static_chain_on_stack.
3088 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3089 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3090 don't reset to UNITS_PER_WORD.
3091 (ix86_emit_leave): Adjust ix86_cfa_state.
3092 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3093 (ix86_static_chain): New.
3094 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3095 make static; update for target hook parameters; use ix86_static_chain.
3096 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3097 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3098 (INITIALIZE_TRAMPOLINE): Remove.
3099 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3100 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3101 to the end. Add static_chain_on_stack.
3102 (ix86_static_chain_on_stack): New.
3104 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3105 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3106 (m68k_trampoline_init): New.
3107 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3108 m68k_trampoline_init and adjust for hook parameters.
3109 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3110 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3112 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3114 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3115 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3117 * reload1.c (reload): Call wrap_constant when substituting
3118 reg for equiv inside of DEBUG_INSNs.
3121 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3122 add_call_src_coords_attributes, add_high_low_attributes,
3123 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3124 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3125 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3126 when -gdwarf-2 -gstrict-dwarf.
3127 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3128 -gdwarf-[23] -gstrict-dwarf.
3129 (address_of_int_loc_descriptor, loc_descriptor,
3130 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3131 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3132 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3134 2009-09-22 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/41428
3137 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3138 (ccp_finalize): Pass it to substitute_and_fold.
3140 2009-09-22 Richard Guenther <rguenther@suse.de>
3142 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3143 (substitute_and_fold): Adjust prototype.
3144 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3145 (simplify_stmt_using_ranges): Likewise.
3146 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3147 (vrp_fold_stmt): New function.
3148 (vrp_finalize): Pass it to substitute_and_fold.
3149 * tree-flow.h (vrp_evaluate_conditional): Remove.
3150 (simplify_stmt_using_ranges): Likewise.
3151 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3152 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3153 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3155 (fold_predicate_in): Move to tree-vrp.c.
3156 (substitute_and_fold): Use the callback instead of calling into
3157 tree-vrp.c functions directly.
3159 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3161 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3162 comparison warning on rs6000.
3165 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3166 GIMPLE_EH_MUST_NOT_THROW cleanup.
3167 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3169 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3172 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3173 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3174 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3175 libSystem which is derived from the gcc 4.2.1 unwinder.
3177 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3180 * varasm.c (default_encode_section_info): Copy TLS model into
3181 sym_ref flags regardless of backend support for TLS, for all
3182 model types except TLS_MODEL_EMULATED.
3184 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3187 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3188 we can handle it correctly.
3190 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3192 * doc/install.texi (os2): Remove section.
3194 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3196 * doc/standards.texi (Objective-C): Adjust two URLs.
3198 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3200 * tree-tailcall.c (process_assignment): Don't check if a
3201 multiplication or an addition are already present.
3202 (find_tail_calls): Combine multiple additions and multiplications.
3203 (adjust_accumulator_values): Emit accumulators.
3205 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3207 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3208 xmm register restore.
3210 2009-09-21 Jan Hubicka <jh@suse.cz>
3212 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3213 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3216 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3218 * stor-layout.c (layout_type): Remove obsolete code.
3220 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3223 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3225 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3228 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3229 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3230 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3231 * fold-const.c (const_binop): Likewise.
3232 * real.h (do_mpc_arg2): Update prototype.
3234 2009-09-20 Jan Hubicka <jh@suse.cz>
3236 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3237 (add_location_or_const_value_attribute): Rewrite using
3239 (tree_add_const_value_attribute): Return true if successful.
3240 (tree_add_const_value_attribute_for_decl): Likewise.
3242 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3243 (loc_descriptor): ... here;
3244 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3245 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3246 pool items that was not marked for output.
3247 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3248 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3249 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3250 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3251 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3252 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3253 DW_OP_stack_value to get address of items that are not available
3255 (dw_loc_list): Handle single element lists correctly.
3257 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3258 Pascal Obry <obry@adacore.com>
3260 * unwind-dw2-fde.c (classify_object_over_fdes):
3261 Cast the constant 1 to _Unwind_Ptr.
3262 (add_fdes): Likewise.
3263 (linear_search_fdes): Likewise.
3265 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3267 * stor-layout.c (set_sizetype): Avoid useless type copy.
3269 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3271 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3273 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3274 * configure, config.in: Regenerate.
3275 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3277 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3278 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3279 for global data if the output could be used in a shared library.
3280 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3281 to 0 if TARGET_WRITABLE_EH_FRAME.
3283 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3285 PR rtl-optimization/39886
3286 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3287 just when insn is equal to BB_END (bb).
3289 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3291 * config/mips/mips.opt (mrelax-pic-calls): New option.
3292 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3294 (mips_unspec_call): Change "unspec_call" expander into this.
3295 (mips_strip_unspec_call): New function.
3296 (mips_got_load): Call mips_unspec_call instead of
3297 gen_unspec_call<mode>.
3298 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3300 (mips_cfg_in_reorg): New function.
3301 (mips16_lay_out_constants): Use it to decide whether to call
3302 CFG-aware insn splitting.
3303 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3304 mips_reorg. Move DF set-up code from here ...
3305 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3307 (mips_reorg): Call mips_df_reorg instead of
3308 r10k_insert_cache_barriers. Move CFG set-up code here from
3309 r10k_insert_cache_barriers.
3310 (mips_call_expr_from_insn): New function.
3311 (mips_pic_call_symbol_from_set): Likewise.
3312 (mips_find_pic_call_symbol): Likewise.
3313 (mips_annotate_pic_call_expr): Likewise.
3314 (mips_get_pic_call_symbol): Likewise.
3315 (mips_annotate_pic_calls): Likewise.
3316 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3318 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3319 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3320 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3322 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3323 (unspec_call<mode>): Remove it.
3324 (sibcall_internal, sibcall_value_internal,
3325 sibcall_value_multiple_internal, call_internal, call_split,
3326 call_value_internal, call_value_split,
3327 call_value_multiple_internal, call_value_multiple_split): Pass
3328 SIZE_OPNO to MIPS_CALL.
3329 (call_internal_direct, call_direct_split,
3330 call_value_internal_direct, call_value_direct_split): Pass -1 as
3331 SIZE_OPNO to MIPS_CALL.
3332 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3333 * configure: Regenerate.
3334 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3335 and -mno-relax-pic-calls.
3336 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3338 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3341 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3342 in the directory this rule is called from, rather than the
3343 toplevel 'gcc' directory, to fix in-tree build.
3345 2009-09-19 Chris Demetriou <cgd@google.com>
3347 PR preprocessor/28435:
3348 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3349 to cpplib that the preprocessor output is needed.
3351 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3353 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3354 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3355 *return_and_restore_fpregs_<mode>,
3356 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3359 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3360 instead of assuming it has always a REG inside of it.
3362 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3364 * config/freebsd.h: Update comment on types.
3365 (WINT_TYPE): Define.
3367 2009-09-18 Jason Merrill <jason@redhat.com>
3369 * c.opt: Add -fno-deduce-init-list.
3371 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3373 * value-prof.c (interesting_stringop_to_profile_p): Added output
3374 argument to indicate which parameter is the size parameter.
3375 * value-prof.c (gimple_stringop_fixed_value): Use
3376 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3377 * value-prof.c (gimple_stringops_transform): Update call sites to
3378 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3380 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3383 From David Binderman <dcb314@hotmail.com>:
3384 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3385 local variable f. Remove stale comments.
3386 (ix86_compute_frame_layout): Remove useless local variable total_size.
3387 Remove #if 0'd code.
3388 (legitimate_address_p): Remove useless local variables
3389 reason_rtx and reason.
3390 (ix86_split_copysign_const): Remove useless local variable op1.
3391 (scale_counter): Remove useless local variable piece_size_mask.
3393 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3395 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3398 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3401 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3403 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3405 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3408 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3410 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3411 DW_OP_implicit_value even without dwarf_version 4.
3413 2009-09-17 Jan Hubicka <jh@suse.cz>
3415 * dwarf2out.c: Include tree-pass.h and gimple.h.
3416 (loc_list_plus_const): New function.
3417 (loc_descriptor_from_tree_1): Rename to ...
3418 (loc_descriptor_from_tree): ... remove original.
3419 (loc_list_from_tree): New function.
3420 (add_AT_location_description): Accept location list.
3421 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3422 (concatn_mem_loc_descriptor): Remove.
3423 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3425 (secname_for_decl): Move up.
3426 (hidden_reference_p): New function; break out from ...
3427 (loc_by_refernece): ... here; move up.
3428 (dw_loc_list): New function.
3429 (single_element_loc_list): New function.
3430 (single_element_loc_list_p): New function.
3431 (add_loc_descr_to_each): New function.
3432 (add_loc_list): New function.
3433 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3434 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3435 add diagnostics why expansion failed.
3436 (add_location_or_const_value_attribute): Support location lists.
3437 (add_bound_info): Likewise.
3438 (descr_info_loc): Update call of loc_descriptor_from_tree.
3439 (gen_variable_die): Work on location lists.
3440 * final.c (pass_final): Add dump file.
3441 * Makefile.in (dwarf2out.o): Add new dependencies.
3443 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3446 * real.c decimal_from_integer, decimal_integer_string): New.
3447 (real_from_integer): Use them as special case for decimal float.
3448 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3449 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3450 Do not append zero after the decimal point in string to convert.
3452 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3454 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3455 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3457 2009-09-17 Martin Jambor <mjambor@suse.cz>
3459 * common.opt (fipa-sra): New switch.
3460 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3461 * timevar.def (TV_IPA_SRA): New timevar.
3462 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3463 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3464 * tree-sra.c: Include cgraph.c.
3465 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3466 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3467 and grp_not_necessarilly_dereferenced.
3468 (func_param_count): New variable.
3469 (encountered_apply_args): New variable.
3470 (bb_dereferences): New variable.
3471 (final_bbs): New variable.
3472 (no_accesses_representant): New variable.
3473 (no_accesses_p): New function.
3474 (dump_access): Dump the new fields.
3475 (sra_initialize): Set encountered_apply_args to false.
3476 (get_ssa_base_param): New function.
3477 (mark_parm_dereference): New function.
3478 (create_access): Caring for INIDRECT_REFs and different handling of
3479 varialble length accesses in early IPA SRA. Store the stmt - a new
3480 parameter - to the new access.
3481 (build_access_from_expr_1): New parameter stmt, passed to
3482 create_access. Handle INDIRECT_REFs.
3483 (build_access_from_expr): Pass the current statement to
3484 build_access_from_expr_1.
3485 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3487 (build_accesses_from_assign): Pass the current statement to
3488 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3489 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3490 final_bbs when necessary. Check for calls to __builtin_apply_args.
3491 Fixup EH info if anythng was changed.
3492 (is_unused_scalar_param): New function.
3493 (ptr_parm_has_direct_uses): New function.
3494 (find_param_candidates): New function.
3495 (mark_maybe_modified): New function.
3496 (analyze_modified_params): New function.
3497 (propagate_dereference_distances): New function.
3498 (dump_dereferences_table): New function.
3499 (analyze_caller_dereference_legality): New function.
3500 (unmodified_by_ref_scalar_representative): New function.
3501 (splice_param_accesses): New function.
3502 (decide_one_param_reduction): New function.
3503 (enum ipa_splicing_result): New type.
3504 (splice_all_param_accesses): New function.
3505 (get_param_index): New function.
3506 (turn_representatives_into_adjustments): New function.
3507 (analyze_all_param_acesses): New function.
3508 (get_replaced_param_substitute): New function.
3509 (get_adjustment_for_base): New function.
3510 (replace_removed_params_ssa_names): New function.
3511 (sra_ipa_reset_debug_stmts): New function.
3512 (sra_ipa_modify_expr): New function.
3513 (sra_ipa_modify_assign): New function.
3514 (convert_callers): New function.
3515 (modify_function): New function.
3516 (ipa_sra_preliminary_function_checks): New function.
3517 (ipa_early_sra): New function.
3518 (ipa_early_sra_gate): New function.
3519 (pass_early_ipa_sra): New variable.
3520 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3522 2009-09-17 Michael Matz <matz@suse.de>
3525 * tree.c (build_type_attribute_qual_variant): Export.
3526 * tree.h (build_type_attribute_qual_variant): Declare.
3527 * tree-inline.c (remap_type_1): Use it to build variants with
3528 the original qualifiers and attributes.
3530 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3532 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3533 without a fallthrough edge.
3535 2009-09-16 DJ Delorie <dj@redhat.com>
3537 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3538 chip and ignore the "fast_interrupt" attribute if so.
3540 2009-09-16 Richard Henderson <rth@redhat.com>
3543 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3546 2009-09-16 Richard Henderson <rth@redhat.com>
3549 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3550 is set only if DECL_NO_STATIC_CHAIN is unset.
3551 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3552 (FOR_EACH_NEST_INFO): New.
3553 (walk_all_functions): Use it.
3554 (finalize_nesting_tree): Likewise.
3555 (unnest_nesting_tree): Likewise.
3556 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3557 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3558 (convert_gimple_call): Early out if gimple_call_chain already set.
3559 (convert_all_function_calls): Iterate until no new functions
3560 require a static chain.
3561 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3562 when building a trampoline. Use dump_function_to_file instead
3564 (lower_nested_functions): Open dump_file. Validate that decls
3565 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3566 bit reset by this pass.
3568 2009-09-16 Michael Matz <matz@suse.de>
3571 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3572 shorten decl_common_unused.
3573 (DECL_RESTRICTED_P): New accessor.
3574 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3575 to disambiguate marked decls and restrict pointers.
3577 2009-09-16 Richard Henderson <rth@redhat.com>
3580 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3582 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3584 * integrate.c (set_block_abstract_flags): Call
3585 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3587 2009-09-16 Richard Guenther <rguenther@suse.de>
3590 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3593 2009-09-16 DJ Delorie <dj@redhat.com>
3594 Kaz Kojima <kkojima@gcc.gnu.org>
3596 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3597 (sh_expand_prologue): Update calls to output_stack_adjust.
3598 (sh_expand_epilogue): Likewise.
3600 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3603 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3604 trying to limit the extent of searches in the insn stream.
3606 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3607 Jakub Jelinek <jakub@redhat.com>
3611 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3613 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3614 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3615 (rs6000_savres_strategy): Always save FP registers inline if the
3616 target doesn't support hardware double-precision. Set the above
3617 bits in return value when needed.
3618 (rs6000_savres_routine_sym): Fix computation for cache selector.
3619 Mark the generated symbol as a function. Rename exitp argument to
3620 lr. Move code for determining the name of the symbol...
3621 (rs6000_savres_routine_name): ...here. New function. Add cases for
3622 getting the names right on AIX and 64-bit Linux.
3623 (savres_routine_name): New variable.
3624 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3625 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3626 on what the target routine uses as a base register. If savep && lr
3627 describe saving of r0 into memory slot.
3628 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3629 line calls for AIX ABI.
3630 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3631 determine FP save/restore functions.
3632 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3633 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3635 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3636 Duplicate restoration of LR and execute the appropriate one
3637 depending on whether GPRs are being restored inline. Set r11 from
3638 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3639 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3640 Fix out of line calls for AIX ABI.
3641 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3643 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3645 (*restore_gpregs_spe): Likewise.
3646 (*return_and_restore_gpregs_spe): Likewise.
3647 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3648 Define to empty string unconditionally.
3649 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3650 Define to empty string unconditionally.
3651 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3654 2009-09-15 Jan Hubicka <jh@suse.cz>
3656 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3657 * params.def (inline-insns-auto): Likewise.
3659 2009-09-15 Martin Jambor <mjambor@suse.cz>
3661 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3662 individual statements only at TDF_DETAILS dump level. Format
3663 source for 80 characters per line.
3665 2009-09-15 Christian Bruel <christian.bruel@st.com>
3667 * regrename.c (do_replace): Update REG_DEAD notes.
3669 2009-09-15 Revital Eres <eres@il.ibm.com>
3671 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3672 * targhooks.c (default_builtin_support_vector_misalignment):
3673 New builtin function.
3674 * targhooks.h (default_builtin_support_vector_misalignment):
3676 * target.h (builtin_support_vector_misalignment):
3677 New field in struct gcc_target.
3678 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3679 new builtin function.
3680 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3682 * config/rs6000/rs6000.c
3683 (rs6000_builtin_support_vector_misalignment): New function.
3684 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3686 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3688 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3690 (bfin_optimize_loop): Likewise.
3691 (bfin_gen_bundles): Likewise.
3692 (workaround_speculation): Likewise.
3693 (find_load): Return NULL_RTX for debug_insn.
3695 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3697 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3700 2009-09-14 DJ Delorie <dj@redhat.com>
3702 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3703 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3706 2009-09-14 Richard Henderson <rth@redhat.com>
3707 Jakub Jelinek <jakub@redhat.com>
3709 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3710 * cfgbuild.c (make_edges): Handle asm goto.
3711 * cfglayout.c (fixup_reorder_chain): Likewise.
3712 * cfgrtl.c (patch_jump_insn): Likewise.
3713 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3714 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3715 (gimple_build_asm_vec): Add and use labels parameter.
3716 (gimple_build_asm): Remove.
3717 (walk_gimple_asm): Walk labels too.
3718 * gimple.def (GIMPLE_ASM): Update docs.
3719 * gimple.h: Update decls.
3720 (struct gimple_statement_asm): Change nc to use unsigned char;
3722 (gimple_asm_nlabels): New.
3723 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3724 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3725 into gimple_build_asm_vec.
3726 * jump.c (mark_jump_label_asm): New.
3727 (mark_jump_label): Use it.
3728 (redirect_jump_1): Handle asm goto.
3729 (invert_jump_1): Soft fail if X is null.
3730 * recog.c (extract_asm_operands): New.
3731 (asm_noperands): Use it; handle asm labels.
3732 (decode_asm_operands): Use extract_asm_operands.
3733 (asm_operand_ok): Properly handle empty string.
3734 * reg-stack.c (get_asm_operands_in_out): Rename from
3735 get_asm_operand_n_inputs; use extract_asm_operands; return both
3736 inputs and outputs by reference; update all callers.
3737 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3738 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3739 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3740 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3741 (extract_asm_operands): Declare.
3742 * stmt.c (expand_asm_operands): Add and use labels parameter.
3743 (check_unique_operand_names): Likewise.
3744 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3745 (expand_asm_stmt): Handle asm labels.
3746 * tree-cfg.c (make_gimple_asm_edges): New.
3747 (make_edges): Use it.
3748 (cleanup_dead_labels): Handle asm labels.
3749 (is_ctrl_altering_stmt): Likewise.
3750 (gimple_redirect_edge_and_branch): Likewise.
3751 * tree.def (ASM_EXPR): Add 5th operand.
3752 * tree.h (ASM_LABELS): New.
3753 (resolve_asm_operand_names): Update decl.
3755 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3756 (c_parser_asm_goto_operands): New.
3757 * c-tree.h (build_asm_expr): Update decl.
3758 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3759 * doc/extend.texi: Document asm goto.
3761 2009-09-14 Richard Henderson <rth@redhat.com>
3763 * except.h: Update declarations.
3764 (struct pointer_map_t): Forward declare.
3765 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3766 (struct eh_landing_pad_d, eh_landing_pad): New.
3767 (struct eh_catch_d, eh_catch): New.
3768 (struct eh_region_d): Remove next_region_sharing_label, aka,
3769 label, tree_label, landing_pad, post_landing_pad, resume,
3770 may_contain_throw. Rename region_number to index. Remove
3771 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3772 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3773 (VEC(eh_landing_pad,gc)): New.
3774 (struct eh_status): Remove last_region_number. Add lp_array,
3775 throw_stmt_table, ttype_data, ehspec_data.
3776 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3777 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3778 * except.c (lang_protect_cleanup_actions): Return tree.
3779 (struct ehl_map_entry): Remove.
3780 (init_eh_for_function): Push zero entries for region and lp_array.
3781 (gen_eh_region): Add to region_array immediately.
3782 (gen_eh_region_catch): Operate on eh_catch objects.
3783 (gen_eh_landing_pad): New.
3784 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3785 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3786 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3787 (get_eh_landing_pad_from_number_fn): New.
3788 (get_eh_landing_pad_from_number): New.
3789 (get_eh_region_from_lp_number_fn): New.
3790 (get_eh_region_from_lp_number): New.
3791 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3792 (get_exception_pointer, get_exception_filter): Remove.
3793 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3794 (current_function_has_exception_handlers): Simplify.
3795 (bring_to_root, eh_region_replaceable_by_p): Remove.
3796 (replace_region, hash_type_list, hash_eh_region): Remove.
3797 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3798 (label_to_region_map, num_eh_regions): Remove.
3799 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3800 (find_exception_handler_labels): Remove.
3801 (duplicate_eh_regions_0, find_prev_try): Remove.
3802 (struct duplicate_eh_regions_data): New.
3803 (duplicate_eh_regions_1): Rewrite.
3804 (duplicate_eh_regions): Return a pointer map instead of an
3806 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3807 (redirect_eh_edge_to_label): Remove.
3808 (eh_region_outermost): Rewrite using eh_region pointers
3809 instead of integers.
3810 (add_ttypes_entry): Update for ttype_data move to eh_status.
3811 (add_ehspec_entry): Rewrite with VEC instead of varray.
3812 (assign_filter_values): Likewise. Export.
3813 (build_post_landing_pads, connect_post_landing_pads): Remove.
3814 (dw2_build_landing_pads): Rewrite to use lp_array.
3815 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3816 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3817 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3818 (sjlj_mark_call_sites): Update for landing pad numbers.
3819 (finish_eh_generation): Rewrite.
3820 (gate_handle_eh): Do nothing for no eh tree.
3821 (pass_rtl_eh): Move up near finish_eh_generation.
3822 (remove_eh_landing_pad): New.
3823 (remove_eh_handler): Export.
3824 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3825 (for_each_eh_label): Rewrite to use lp_array.
3826 (make_reg_eh_region_note): New.
3827 (make_reg_eh_region_note_nothrow_nononlocal): New.
3828 (insn_could_throw_p): New.
3829 (copy_reg_eh_region_note_forward): New.
3830 (copy_reg_eh_region_note_backward): New.
3831 (check_handled, add_reachable_handler): Remove.
3832 (reachable_next_level, foreach_reachable_handler): Remove.
3833 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3834 (get_eh_region_and_lp_from_rtx): New.
3835 (get_eh_region_from_rtx): New.
3836 (can_throw_internal_1, can_throw_external_1): Remove.
3837 (can_throw_internal): Use get_eh_region_from_rtx.
3838 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3839 (insn_nothrow_p, can_nonlocal_goto): New.
3840 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3841 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3842 (add_action_record): Use VEC not varray.
3843 (collect_one_action_chain): Update for eh_region changes.
3844 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3845 Use get_eh_region_and_lp_from_rtx.
3846 (gate_convert_to_eh_region_ranges): New.
3847 (pass_convert_to_eh_region_ranges): Use it.
3848 (push_uleb128, push_sleb128): Use VEC not varray.
3849 (output_one_function_exception_table): Likewise.
3850 (dump_eh_tree): Update for eh_region changes.
3851 (verify_eh_tree): Likewise.
3852 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3853 * tree-eh.c: Include target.h.
3854 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3855 Don't disallow GIMPLE_RESX; adjust argument check.
3856 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3857 (record_stmt_eh_region): Update for landing pad numbers;
3858 generate a landing pad if necessary.
3859 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3860 (remove_stmt_from_eh_lp_fn): Similarly.
3861 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3862 Update for lp numbers; don't special case missing throw_stmt_table.
3863 (lookup_expr_eh_lp): Similarly.
3864 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3865 (eh_seq, eh_region_may_contain_throw): New.
3866 (struct leh_state): Add ehp_region.
3867 (struct leh_tf_state): Remove eh_label.
3868 (emit_post_landing_pad): New.
3869 (emit_resx, emit_eh_dispatch): New.
3870 (note_eh_region_may_contain_throw): New.
3871 (frob_into_branch_around): Take eh_region not eh label;
3872 emit eh code into eh_seq.
3873 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3874 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3875 lower_eh_must_not_throw. Emit code to eh_seq.
3876 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3877 (lower_try_finally_onedest): Likewise.
3878 (lower_try_finally_copy): Likewise.
3879 (lower_try_finally_switch): Likewise.
3880 (lower_try_finally): Initialize ehp_region.
3881 (lower_catch): Update for eh_catch objects.
3882 (lower_eh_filter): Don't handle must_not_throw.
3883 (lower_eh_must_not_throw): New.
3884 (lower_cleanup): Don't set eh_label.
3885 (lower_eh_constructs_2): Resolve eh builtins.
3886 Handle GIMPLE_EH_MUST_NOT_THROW.
3887 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3888 Add eh_seq to the end of the function body.
3889 (make_eh_dispatch_edges): New.
3890 (make_eh_edge): Remove.
3891 (make_eh_edges): Simplify for landing pads.
3892 (redirect_eh_edge_1): New.
3893 (redirect_eh_edge): Use it.
3894 (redirect_eh_dispatch_edge): New.
3895 (stmt_could_throw_p): Use a switch. Allow RESX.
3896 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3897 (stmt_can_throw_internal): Likewise.
3898 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3899 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3900 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3901 (gate_refactor_eh): New.
3902 (pass_refactor_eh): Use it.
3903 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3904 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3905 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3906 (remove_unreachable_handlers): Rename from
3907 tree_remove_unreachable_handlers; rewrite for landing pads;
3908 call remove_eh_handler directly.
3909 (remove_unreachable_handlers_no_lp): New.
3910 (unsplit_eh, unsplit_all_eh): New.
3911 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3912 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3913 (cleanup_empty_eh_unsplit): New.
3914 (cleanup_empty_eh): Rewrite.
3915 (cleanup_all_empty_eh): New.
3916 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3917 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3918 (gate_cleanup_eh): New.
3919 (pass_cleanup_eh): Use it.
3920 (verify_eh_edges): Move later in file. Expect one EH edge.
3921 (verify_eh_dispatch_edge): New.
3923 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3924 (gtype-desc.o): Add TARGET_H.
3925 (tree.o): Use EXCEPT_H, not except.h.
3926 (cfgbuild.o): Add EXPR_H.
3927 (GTFILES): Add vecprim.h.
3928 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3929 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3930 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3931 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3932 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3933 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3934 calls to can_throw_internal.
3935 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3936 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3937 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3938 (expand_gimple_stmt): Use make_reg_eh_region_note.
3939 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3940 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3941 or find_exception_handler_labels.
3942 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3943 there is exacly one EH edge. Use can_nonlocal_goto and
3945 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3946 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3947 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3948 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3949 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3950 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3951 * dse.c (scan_insn): Use insn_could_throw_p.
3952 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3953 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3954 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3955 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3956 EXC_PTR_EXPR or FILTER_EXPR.
3957 (tree_expr_nonzero_warnv_p): Likewise.
3958 * function.h: Include vecprim.h, not varray.h
3959 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3960 move ttype_data and ehspec_data members to struct eh_status; change
3961 action_record_data member to a VEC.
3962 * gcse.c (hash_scan_set): Use can_throw_internal.
3963 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3964 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3965 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3966 (block_may_fallthru): Don't handle RESX_EXPR.
3967 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3968 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3969 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3970 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3971 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3972 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3973 (gimple_size): Likewise.
3974 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3975 (gimple_build_resx): Use gimple_build_with_ops.
3976 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3977 (is_gimple_val): Likewise.
3978 (is_gimple_stmt): Remove RESX_EXPR.
3979 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3980 (GIMPLE_RESX): Reorder with other EH constructs.
3981 * gimple.h (struct gimple_statement_eh_mnt): New.
3982 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3983 (gimple_eh_filter_must_not_throw): Remove.
3984 (gimple_eh_filter_set_must_not_throw): Remove.
3985 (gimple_eh_must_not_throw_fndecl): New.
3986 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3987 (is_gimple_resx): New.
3988 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3989 Don't copy EH_FILTER_MUST_NOT_THROW.
3990 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3991 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3992 handle must_not_throw_labels specially.
3993 * ipa-pure-const.c (check_call): Update debug statement for LP.
3994 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3995 * ipa-utils.c (get_base_var): Likewise.
3996 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3997 * lower-subreg.c (move_eh_region_note): Remove.
3998 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3999 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4000 (create_task_copyfn): Likewise.
4001 (maybe_catch_exception): Use gimple_build_eh_filter.
4002 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4003 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4004 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4005 and pass_lower_resx.
4006 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4007 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4008 can_throw_internal, can_nonlocal_goto.
4009 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4010 copy_reg_eh_region_note_forward.
4011 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4012 (emit_output_reload_insns): Likewise.
4013 (copy_eh_notes): Remove.
4014 * rtl.def (RESX): Remove.
4015 * rtl.h: Update declarations.
4016 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4017 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4018 (update_eh_label): Remove.
4019 (cleanup_dead_labels_eh): New.
4020 (cleanup_deal_labels): Use it instead of update_eh_label.
4021 (gimple_merge_blocks): Update landing pad data structure when
4022 removing a landing pad label.
4023 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4024 test; handle GIMPLE_EH_MUST_NOT_THROW.
4025 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4026 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4027 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4028 (verify_stmt): Likewise. Verify landing pads.
4029 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4030 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4031 (struct move_stmt_d): Add eh_map.
4032 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4033 (move_stmt_r): Remap eh region numbers in builtin calls,
4034 resx and eh_dispatch.
4035 (move_block_to_fn): Remove eh_offset parameter. Use
4036 maybe_duplicate_eh_stmt_fn.
4037 (find_outermost_region_in_block): Operate on eh_region pointers
4038 instead of region numbers.
4039 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4040 duplicate_eh_regions.
4041 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4042 test earlier. Disallow EH landing pads.
4043 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4044 * tree-flow.h: Update declarations.
4045 (struct tree_ann_common_d): Replace rn with lp_nr.
4046 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4047 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4048 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4049 resx and eh_dispatch.
4050 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4051 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4052 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4053 from duplicate_eh_regions.
4054 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4055 update RESX; handle EH_DISPATCH.
4056 (expand_call_inline): Set eh_lp_nr, not eh_region.
4057 (maybe_inline_call_in_expr): Likewise.
4058 * tree-inline.h (struct copy_body_data): Replace eh_region with
4059 eh_lp_nr, eh_region_offset with eh_map.
4060 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4061 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4062 * tree-pretty-print.c (dump_generic_node): Don't handle
4063 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4064 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4065 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4066 EXC_PTR_EXPR, FILTER_EXPR.
4067 * tree-ssa-operands.c (get_expr_operands): Likewise.
4068 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4069 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4070 (ao_ref_init_from_vn_reference): Likewise.
4071 * tree-ssa-sink.c (statement_sink_location): Likewise.
4072 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4073 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4074 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4075 EXC_PTR_EXPR, FILTER_EXPR.
4076 (is_exception_related): Remove.
4077 (compute_avail): Don't call it.
4078 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4079 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4080 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4081 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4083 (build_resx): Remove.
4084 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4085 * tree.h: Update declarations.
4086 (EH_FILTER_MUST_NOT_THROW): Remove.
4087 (struct tree_label_decl): Add eh_landing_pad_nr.
4088 (EH_LANDING_PAD_NR): New.
4089 * value-prof.c (gimple_ic): Tidy variable names. Update for
4090 landing pad numbers.
4091 (gimple_stringop_fixed_value): Tidy variable names. Assert
4092 that neither call stmt can throw.
4093 * vecprim.h (uchar): New.
4094 (VEC(uchar,heap), VEC(uchar,gc)): New.
4096 * c-common.c (c_define_builtins): Update call to
4097 build_common_builtin_nodes.
4098 * c-parser.c (c_parse_file): Don't call
4099 default_init_unwind_resume_libfunc.
4101 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4103 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4104 (mips_cprestore_address_p): Likewise.
4105 (mips_save_gp_to_cprestore_slot): Likewise.
4106 (mips_restore_gp): Rename to...
4107 (mips_restore_gp_from_cprestore_slot): ...this.
4108 (mips_must_initialize_gp_p): Declare.
4109 (mips_emit_save_slot_move): Likewise.
4110 (mips_output_load_label): Return nothing.
4111 (mips_eh_uses): Declare.
4112 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4113 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4114 (TARGET_ABSOLUTE_JUMPS): Likewise.
4115 (EH_USES): Likewise.
4116 (FIRST_PSEUDO_REGISTER): Update comment.
4117 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4118 (MIPS_CALL): ...here.
4119 (REGISTER_NAMES): Add $cprestore.
4120 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4121 Add load_label_length, has_inflexible_gp_insn_p,
4122 has_flexible_gp_insn_p, must_initialize_gp_p and
4123 must_restore_gp_when_clobbered_p.
4124 (mips_expand_call): Don't generate split instructions here.
4125 (mips_split_call): Update the call to mips_restore_gp after
4126 the above name change.
4127 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4128 (mips_find_gp_ref): New function.
4129 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4130 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4131 (mips_insn_has_flexible_gp_ref_p): Likewise.
4132 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4133 (mips_function_has_gp_insn): Delete.
4134 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4135 Use the new functions above. Only return INVALID_REGNUM
4136 for TARGET_ABSOLUTE_JUMPS.
4137 (mips_must_initialize_gp_p): New function.
4138 (mips_get_cprestore_base_and_offset): New function, extracted from...
4139 (mips_cprestore_slot): ...here. Take a bool parameter.
4140 (mips_cfun_has_cprestore_slot_p): New function.
4141 (mips_cprestore_address_p): Likewise.
4142 (mips_save_gp_to_cprestore_slot): Likewise.
4143 (mips_restore_gp): Rename to...
4144 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4145 epilogue_completed. Update the call to mips_cprestore_slot.
4146 Test cfun->machine->must_restore_gp_when_clobbered_p.
4147 (mips_direct_save_slot_move_p): New function.
4148 (mips_emit_save_slot_move): Likewise.
4149 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4150 of cfun->machine->global_pointer.
4151 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4152 (mips_save_reg): Use mips_emit_save_slot_move.
4153 (mips_expand_prologue): Set must_initialize_gp_p.
4154 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4155 for all cprestore saves. Emit a use_cprestore instruction after
4156 setting up the cprestore slot.
4157 (mips_restore_reg): Use mips_emit_save_slot_move.
4158 (mips_process_load_label): New function.
4159 (mips_load_label_length): Likewise.
4160 (mips_output_load_label): Don't return asm: output it here instead.
4161 Use mips_process_load_label.
4162 (mips_adjust_insn_length): Adjust the length of branch instructions
4163 that have length MAX_PIC_BRANCH_LENGTH.
4164 (mips_output_conditional_branch): Update the call to
4165 mips_output_load_label. Assume the branch target is OPERANDS[0]
4166 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4167 (mips_output_order_conditional_branch): Swap the meaning of
4168 OPERANDS[0] and OPERANDS[1].
4169 (mips_variable_issue): Don't count ghost instructions.
4170 (mips_expand_ghost_gp_insns): New function.
4171 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4172 (mips_output_mi_thunk): Set must_initialize_gp_p.
4173 (mips_eh_uses): New function.
4174 * config/mips/predicates.md (cprestore_save_slot_operand)
4175 (cprestore_load_slot_operand): New predicates.
4176 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4177 (UNSPEC_MOVE_GP): Likewise.
4178 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4179 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4180 (CPRESTORE_SLOT_REGNUM): New register.
4181 (MAX_PIC_BRANCH_LENGTH): New constant.
4182 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4183 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4184 branches. Fix commentary.
4185 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4186 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4187 Change type to "ghost".
4188 (loadgp_absolute_<mode>): Likewise.
4189 (loadgp_rtp_<mode>): Likewise.
4190 (copygp_mips16): Likewise.
4191 (loadgp_blockage): Remove redundant mode attribute.
4192 (potential_cprestore): New instruction.
4193 (cprestore): Turn into an unspec set.
4194 (use_cprestore): New instruction.
4195 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4196 (*branch_fp_inverted): Likewise.
4197 (*branch_order<mode>): Likewise.
4198 (*branch_order<mode>_inverted): Likewise.
4199 (*branch_equality<mode>): Likewise.
4200 (*branch_equality<mode>_inverted): Likewise.
4201 (*branch_bit<bbv><mode>): Likewise.
4202 (*branch_bit<bbv><mode>_inverted): Likewise.
4203 (*branch_equality<mode>_mips16): Remove redundant mode.
4204 (jump): Turn into a define_expand.
4205 (*jump_absolute): New instruction.
4206 (*jump_pic): Likewise.
4207 (*jump_mips16): Rename previously-unnamed pattern. Remove
4208 redundant mode attribute.
4209 (restore_gp): Split on epilogue_completed rather than
4210 reload_completed. Change type to "ghost".
4211 (move_gp<mode>): New instruction.
4212 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4213 Remove redundant mode attribute.
4214 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4215 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4216 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4218 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4221 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4222 are returned in the same register (vs34 or v2) that Altivec vector
4223 types are returned in.
4224 (rs6000_libcall_value): Ditto.
4227 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4228 instead of explicit addsi3/adddi3 calls.
4229 (rs6000_split_multireg_move): Ditto.
4230 (rs6000_emit_allocate_stack): Ditto.
4231 (rs6000_emit_prologue): Ditto.
4232 (rs6000_output_mi_thunk): Ditto.
4234 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4235 size is 64 bits if we can use 64-bit registers.
4237 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4239 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4242 From Jie Zhang <jie.zhang@analog.com>:
4243 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4244 save FP and RETS with saveall attribute.
4245 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4246 with saveall attribute.
4248 * config/bfin/bfin.c (bfin_expand_builtin,
4249 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4252 From Jie Zhang <jie.zhang@analog.com>:
4253 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4254 before use in two places.
4255 * config/bfin/bfin.md (AREG): Define mode iterator.
4256 (reload_in, reload_out): Use mode iterator AREG.
4258 2009-09-14 Richard Guenther <rguenther@suse.de>
4261 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4262 EH personality path.
4264 2009-09-13 Richard Guenther <rguenther@suse.de>
4265 Rafael Avila de Espindola <espindola@google.com>
4267 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4268 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4269 (LANG_HOOKS_INITIALIZER): Adjust.
4270 (lhd_pass_through_t): Declare.
4271 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4273 * langhooks.c (lhd_pass_through_t): New function.
4274 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4275 dwarf2out_begin_prologue): Use personality from current_function_decl.
4276 * expr.h (get_personality_function): Declare.
4277 * expr.c (get_personality_function): New function.
4278 (build_personality_function): Likewise.
4279 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4280 (eh_personality_libfunc): Remove.
4281 * optabs.c (build_libfunc_function): New function split out from ...
4282 (init_one_libfunc): ... here.
4283 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4284 (tree_function_decl): Add personality.
4285 (lhd_gcc_personality): Declare.
4286 (build_personality_function): Likewise.
4287 * tree.c (gcc_eh_personality_decl): New.
4288 (lhd_gcc_personality): New function.
4289 * except.h (lang_eh_runtime_type): Remove.
4290 (enum eh_personality_kind): New.
4291 (build_personality_function): Declare.
4292 (function_needs_eh_personality): Declare.
4293 * except.c (lang_eh_runtime_type): Remove.
4294 (function_needs_eh_personality): New function.
4295 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4296 (sjlj_emit_function_enter, output_function_exception_table):
4297 Use personality from current_function_decl.
4298 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4299 * tree-inline.c (tree_can_inline_p): Do not inline across different
4301 (expand_call_inline): Likewise. Adjust the callers EH personality.
4302 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4303 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4304 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4305 (c-parser.o): Likewise
4306 * c-tree.h (c_eh_initialized_p): Remove.
4307 (c_maybe_initialize_eh): Likewise.
4308 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4309 (finish_decl): Don't call c_maybe_initialize_eh.
4310 (c_eh_initialized_p): Remove.
4311 (c_maybe_initialize_eh): Likewise.
4312 * c-parser.c (c_parser_omp_construct): Likewise.
4313 (c_parse_file): Initialize exception handling.
4315 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4317 * config.gcc (tm_file): Remove i386/biarch32.h
4318 for i?86-w64-mingw* case.
4319 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4321 * config.host: Set for x64 mingw the option
4322 use_long_long_for_widest_fast_int to yes.
4324 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4326 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4327 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4328 (dbxout_begin_function): Likewise.
4329 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4330 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4331 set on the function.
4332 (final_end_function): Likewise.
4333 (final_scan_insn): Likewise.
4334 (rest_of_handle_final): Likewise.
4335 * varasm.c (assemble_start_function): Likewise.
4336 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4338 2009-09-12 Jason Merrill <jason@redhat.com>
4340 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4341 * opts.c (common_handle_option): constify.
4343 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4345 * doc/install.texi (avr): Remove obsolete reference site.
4347 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4349 * doc/install.texi (Binaries): Adjust AIX link.
4351 2009-09-12 Akim Demaille <demaille@gostai.com>
4353 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4354 Use an imperative sentence.
4356 2009-09-11 Richard Henderson <rth@redhat.com>
4358 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4359 structure-name and has-tree-operands arguments; update all entries.
4360 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4362 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4363 (gsstruct_code_size): New.
4364 (gss_for_code_): New.
4365 (gss_for_code): Remove.
4366 (gimple_size): Rewrite using gsstruct_code_size.
4367 (gimple_statement_structure): Move to gimple.h.
4368 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4369 (gss_for_code, gimple_statement_structure): New.
4370 (gimple_ops): Use new arrays; tidy.
4372 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4374 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4375 operand to be a PLUS expression.
4376 * config/pa/pa.c (pa_secondary_reload): Likewise.
4378 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4380 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4382 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4385 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4387 From Jie Zhang <jie.zhang@analog.com>:
4388 * doc/extend.texi (node Function Attributes): Document l2
4390 (node Blackfin Variable Attributes): Document l2 variable attributes.
4392 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4394 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4395 to match the system compiler's configuration at inflection point.
4396 Add comment to remark a remaining difference with system compiler.
4398 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4399 * configure: Regenerate.
4401 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4403 From Jie Zhang <jie.zhang@analog.com>:
4404 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4405 (bfin_handle_l2_attribute): New.
4406 (bfin_attribute_table): Add l2 attribute.
4408 2009-09-11 Michael Matz <matz@suse.de>
4411 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4412 on the local_decls list.
4414 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4418 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4420 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4421 for VALUEs, to implement the documented interface.
4422 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4423 Adjust for VALUEs and anything else, to implement the
4424 documented interface.
4426 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4428 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4429 with actual SPE/paired vector modes before using 64-bit alignment.
4430 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4432 2009-09-10 DJ Delorie <dj@redhat.com>
4434 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4437 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4438 * config/mep/mep.c (mep_legitimate_constant_p): New.
4439 * config/mep/mep-protos.h: Prototype it.
4441 2009-09-10 Richard Henderson <rth@redhat.com>
4443 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4445 2009-09-10 Jason Merrill <jason@redhat.com>
4447 * tree.c (chain_index): New fn.
4448 * tree.h: Declare it.
4450 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4452 * config/sol2-c.c (cmn_err_length_specs): Initialize
4453 scalar_identity_flag.
4455 2009-09-10 Richard Henderson <rth@redhat.com>
4457 * tree.h (struct tree_decl_common): Move align member earlier;
4458 move label_decl_uid member ...
4459 (struct tree_label_decl): ... here.
4460 (LABEL_DECL_UID): Update to match.
4462 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4465 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4466 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4468 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4469 dest_prev if the edge is complex.
4471 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4473 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4474 loop latch tests earlier.
4476 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4477 before GIMPLE_RETURN, not after its predecessor; insert
4480 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4481 gimple_seq_empty_p to test for no PHI nodes.
4482 * tree-cfg.c (split_critical_edges): Likewise.
4484 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4486 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4488 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4489 introduced by the VTA branch merge.
4491 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4493 * ira-conflicts.c: Use fputs or putc instead of fprintf
4497 * tree-switch-conversion.c: Ditto.
4499 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4501 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4502 introduced by the VTA branch merge.
4504 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4507 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4509 PR rtl-optimization/39779
4510 * expr.c (convert_modes): Return when mode == oldmode after
4511 CONST_INTs are processed.
4513 2009-09-10 Nick Clifton <nickc@redhat.com>
4515 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4516 attribute and referring decl when creating renamed symbol.
4518 2009-09-10 Richard Guenther <rguenther@suse.de>
4521 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4523 (cgraph_finalize_compilation_unit): Compute reachability
4524 before emitting thunks. Properly process aliases before
4525 possibly removing unreachable nodes.
4527 2009-09-10 Richard Guenther <rguenther@suse.de>
4530 * tree.c (struct free_lang_data_d): Add worklist member.
4531 (find_decls_types_r): Push onto the worklist instead of recursing.
4532 Handle TREE_BINFOs properly.
4533 (find_decls_types): New function wrapped around find_decls_types_r
4534 to process the worklist.
4535 (find_decls_types_in_eh_region): Use it.
4536 (find_decls_types_in_node): Likewise.
4537 (find_decls_types_in_var): Likewise.
4538 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4539 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4540 (AGGREGATE_TYPE_P): Adjust.
4542 2009-09-09 Jason Merrill <jason@redhat.com>
4544 * configure.ac: Check glibc version even if we have an in-tree
4547 2009-09-09 Anthony Green <green@moxielogic.com>
4549 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4550 the constant 0 when appropriate.
4551 * config/moxie/constraints.md: Add constraint O.
4553 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4554 to pass up to 6 32-bit argument values in registers.
4555 (moxie_function_arg): Ditto.
4556 (moxie_arg_partial_bytes): Ditto.
4557 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4558 (REG_PARM_STACK_SPACE): Ditto.
4559 (FUNCTION_ARG_REGNO_P): Ditto.
4561 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4562 instruction to allocate stack space.
4564 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4566 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4567 unnecessarily stringent constraints. Fix address
4568 calculation in the splitters.
4570 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4572 PR rtl-optimization/39779
4573 * expr.c (convert_modes): Return when mode == oldmode after
4574 CONST_INTs are processed.
4576 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4579 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4580 (ix86_expand_prologue): Take frame.padding0 into logic of
4582 (ix86_expand_epilogue): Likewise.
4584 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4586 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4588 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4589 * config/t-slibgcc-libgcc: New file.
4590 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4592 2009-09-09 Martin Jambor <mjambor@suse.cz>
4594 PR tree-optimization/41089
4595 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4598 2009-09-09 Richard Henderson <rth@redhat.com>
4600 * gimple.h (CASE_GIMPLE_OMP): New.
4601 (is_gimple_omp): Use it.
4602 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4603 (verify_gimple_debug): Likewise.
4605 2009-09-09 Richard Guenther <rguenther@suse.de>
4607 PR tree-optimization/41101
4608 * tree-ssa-pre.c (maximal_set): Remove.
4609 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4610 Defer all blocks we didn't visit at least one successor.
4611 (add_to_exp_gen): Do not add to the maximal set.
4612 (make_values_for_phi): Likewise.
4613 (compute_avail): Likewise.
4614 (init_pre): Do not allocate the maximal set.
4615 (execute_pre): Do not dump it.
4617 2009-09-09 Martin Jambor <mjambor@suse.cz>
4619 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4620 an SSA_NAME rather than a is_gimple_variable.
4622 2009-09-09 Richard Guenther <rguenther@suse.de>
4625 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4626 code dealing with plain pointer bases.
4627 (maybe_fold_offset_to_reference): Likewise.
4628 (maybe_fold_stmt_addition): Adjust.
4630 2009-09-09 Richard Guenther <rguenther@suse.de>
4632 * tree.c (free_lang_data_in_type): Do not free the type variant
4634 (free_lang_data): Merge char_type_node with its properly signed
4636 (pass_ipa_free): Collect after freeing language specific data.
4638 2009-09-09 Michael Matz <matz@suse.de>
4641 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4642 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4643 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4646 2009-09-08 DJ Delorie <dj@redhat.com>
4648 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4650 2009-09-04 Jason Merrill <jason@redhat.com>
4652 * tree.c (tree_find_value): Remove.
4653 * tree.h: Remove prototype.
4654 * varasm.c (assemble_external): Use value_member instead.
4656 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4658 * toplev.c (process_options): Choose default debugging type when
4659 gtoggle enables debug info and type is unset.
4661 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4665 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4668 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4670 * configure: Rebuilt with modified libtool.m4.
4672 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4677 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4679 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4681 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4682 (remove_statement): Likewise.
4683 (rewrite_use_nonlinear_expr): Adjust.
4684 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4685 * tree-ssa.c (release_defs_bitset): ... this. New.
4686 * tree-flow.h (release_defs_bitset): Declare.
4688 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4691 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4692 in the middle block.
4694 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4696 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4697 via intptr_t to long type.
4698 (insert_operand_rank): Cast long type via intptr_t to
4700 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4702 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4703 from pointer to unsigned via uintptr_t.
4705 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4706 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4708 * configure: Regenerated.
4709 * config.in: Regenerated
4710 * system.h (stdint.h): Add include.
4711 (inttypes.h): Likewise.
4712 * Makefile.in (aclocal): Add config/stdint.m4.
4713 * aclocal.m4: Regenerated.
4715 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4717 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4719 (note_np_check_stores): New function.
4720 (harmless_null_pointer_p): New function.
4721 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4722 changed. Take into account whether we're in the shadow of a condjump
4723 that tested NP_REG for NULL.
4724 Lose all code that tested for SEQUENCEs.
4725 (workaround_speculation): Avoid inserting NOPs for loads that are
4726 either always executed or a NULL pointer.
4728 2009-09-08 Jan Hubicka <jh@suse.cz>
4730 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4731 * params.def (early-inlining-insns): Likewise.
4733 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4735 PR rtl-optimization/41239
4736 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4737 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4739 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4740 across calls, as the calls might not always return normally.
4741 (call_may_noreturn_p): New function.
4742 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4743 (init_deps): Initialize it.
4744 (remove_from_deps): Also remove calls from
4745 last_function_call_may_noreturn list.
4747 2009-09-07 Richard Henderson <rth@redhat.com>
4749 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4750 more VR->OPERANDS than LHS operands. Free LHS before returning.
4752 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4754 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4755 (attr "addrtype"): New member "spreg".
4756 Use it if mem_spfp_address_operand is true for the address.
4757 (attr "type"): New entry "stall".
4758 (cpu_unit "load"): New.
4759 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4761 (insn_reservation "loadsp"): New.
4762 (insn_reservation "load_stall1"): New.
4763 (insn_reservation "load_stall3"): New.
4765 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4766 (mem_p_address_operand): Exclude stack and frame pointer based
4768 (mem_spfp_address_operand): New; match them here.
4769 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4770 (bfin_reorg): Call it if scheduling insns.
4771 (bfin_gen_bundles): Remove dummy insns created by
4772 add_sched_insns_for_speculation.
4774 From Jie Zhang <jie.zhang@analog.com>:
4775 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4776 bfin_si_revision, bfin_workarounds): Move these ...
4777 * config/bfin/bfin.h: ... here.
4779 From Mike Frysinger <michael.frysinger@analog.com>
4780 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4781 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4782 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4783 bf547m, bf548m, and bf549m.
4784 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4785 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4786 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4787 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4788 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4789 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4790 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4791 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4792 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4793 bf542m, bf544m, bf547m, bf548m, and bf549m.
4795 From Jie Zhang <jie.zhang@analog.com>:
4796 * config/bfin/predicates.md (p_register_operand): New predicate.
4797 (dp_register_operand): New predicate.
4798 * config/bfin/bfin-protos.h (WA_05000074): Define.
4799 (ENABLE_WA_05000074): Define.
4800 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4801 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4802 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4803 (define_attr addrtype): Allow load/store register to be P register.
4804 (define_attr storereg): New.
4805 (define_cpu_unit anomaly_05000074): New.
4806 (define_insn_reservation dsp32shiftimm): New.
4807 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4808 (define_insn_reservation loadp): Cannot use slot2.
4809 (define_insn_reservation loadsp): Cannot use slot2.
4810 (define_insn_reservation storep): Cannot use slot2. Does not
4811 apply when working around 05000074.
4812 (define_insn_reservation storep_anomaly_05000074): New.
4813 (define_insn_reservation storei): Does not apply when working
4815 (define_insn_reservation storei_anomaly_05000074): New.
4816 (define_attr length): Add dsp32shiftimm case.
4817 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4818 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4819 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4820 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4821 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4823 2009-09-07 Martin Jambor <mjambor@suse.cz>
4826 * tree-sra.c (create_artificial_child_access): Return NULL if
4827 build_ref_for_offset fails.
4828 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4829 and create_artificial_child_access to fail.
4831 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4834 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4835 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4836 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4838 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4840 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4841 block, ensure it has an exit edge. Emit a barrier after a jump.
4843 2009-09-07 Nick Clifton <nickc@redhat.com>
4845 * gcc.c (this_is_linker_script): New variable. Like
4846 this_is_library_file but for the %T constructor.
4847 (end_going_arg): If this_is_linker_script is set then locate the
4848 script and insert a --script switch before it
4849 (do_spec_2): Initialise this_is_linker_script.
4850 (do_spec_1): Likewise. Handle %T construct.
4851 (eval_spec_function): Preserve this_is_linker_script.
4852 * doc/invoke.texi: Document %T construct in spec files.
4853 * config/m32c/m32c.h (LIB_SPEC): Use it.
4855 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4857 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4858 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4859 when volatile flag is set.
4860 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4862 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4865 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4866 (combine_stack_adjustments_for_block): Allow insns between stack
4867 adjustments and stores with corresponding pre-(dec|inc)rement or
4868 pre-modify operation.
4870 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4873 * combine-stack-adj.c (struct csa_memlist): Rename to...
4874 (struct csa_reflist): ... this. Rename mem field to ref.
4875 (free_csa_memlist): Rename to...
4876 (free_csa_reflist): ... this.
4877 (record_one_stack_memref): Rename to...
4878 (record_one_stack_ref): ... this. Handle also REG_P.
4879 (try_apply_stack_adjustment): Handle also REG_P.
4880 (struct record_stack_memrefs_data): Rename to...
4881 (struct record_stack_refs_data): ... this. Rename memlist field to
4883 (record_stack_memrefs): Rename to...
4884 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4885 subexpressions instead of failing when a MEM contains SP references.
4886 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4887 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4889 2009-09-06 Richard Guenther <rguenther@suse.de>
4892 * tree.c (build_array_type): Do not record types marked
4893 with structural equality in the canonical type hashtable.
4895 2009-09-06 Richard Guenther <rguenther@suse.de>
4898 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4900 2009-09-05 Richard Guenther <rguenther@suse.de>
4903 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4905 2009-09-05 Richard Guenther <rguenther@suse.de>
4908 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4910 2009-09-05 Richard Guenther <rguenther@suse.de>
4913 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4914 before comparing function argument types.
4916 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4919 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4922 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4925 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4927 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4928 locators before emit_insn is called.
4930 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4933 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4934 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4935 (reginfo_init): Don't call allocate_reg_info.
4937 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4940 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4941 NONDEBUG_INSN_P instead of INSN_P.
4943 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4946 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4948 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4951 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4952 pattern of the split.
4954 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4956 * toplev.c (process_options): Move setter of flag_var_tracking
4957 before other tests that depend on it. Move down setter of
4958 flag_rename_registers. Don't enable var-tracking-assignments
4959 by default if selective scheduling is enabled. Warn if both
4962 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4964 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4965 comment. Use switch statement to catch overlaps between rtx
4966 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4967 (IS_DECL_CODE): ... here. Remove.
4968 (check_value_is_not_decl): Remove.
4969 (dv_from_decl, dv_from_value): Check after conversion.
4971 2009-09-04 Richard Guenther <rguenther@suse.de>
4974 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4975 after emitting tunks. Move emitting thunks and ctors from ...
4976 (cgraph_optimize): ... here. Remove redundant
4977 cgraph_analyze_functions.
4978 * varasm.c (find_decl_and_mark_needed): Remove no longer
4980 (finish_aliases_1): Adjust check for thunk aliases.
4982 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4984 * config/arm/arm.md (ctzsi2): Added braces
4985 to avoid warning that broke booststrap.
4987 2009-09-04 Martin Jambor <mjambor@suse.cz>
4989 PR tree-optimization/41112
4990 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4991 handle variable-bounded arrays.
4992 (expr_with_var_bounded_array_refs_p): New function.
4993 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4995 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4997 * config/s390/2097.md: Removed two incorrect bypasses.
4998 (z10_fsimpdf): Fixed latency.
4999 (z10_fhex): New insn_reservation.
5000 (z10_floaddf): Fixed latency.
5001 (z10_floadsf): Fixed latency.
5002 (z10_ftrunctf): Fixed latency.
5003 (z10_ftruncdf): Fixed latency.
5004 * config/s390/s390.c (z10_cost): Fixed values.
5005 (s390_adjust_priority): Added z10 path.
5006 * config/s390/s390.md (type): Added fhex.
5007 (*mov<mode>_64dfp): Updated type attribute.
5008 (*mov<mode>_64): Updated type attribute.
5009 (*mov<mode>_31): Updated type attribute.
5010 (*mov<mode>"): Likewise.
5011 * config/s390/2084.md (x_fsimpdf): Updated condition.
5013 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5015 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5016 RTXs in the predicate for operand 1.
5018 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5020 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5021 (rbitsi2): New insn.
5022 (ctzsi2): New expand.
5023 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5025 2009-09-03 Martin Jambor <mjambor@suse.cz>
5027 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5028 (create_artificial_child_access): Use build_ref_for_offset instead
5029 of duplicate_expr_for_different_base.
5030 (propagate_subacesses_accross_link): Likewise.
5032 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5034 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5036 (mips16e_collect_argument_saves): Skip debug instructions.
5037 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5038 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5039 (r10k_insert_cache_barriers): Likewise.
5040 (mips_reorg_process_insns): Likewise.
5042 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5045 * ira.c (update_equiv_reg): Remove check on class likely spill.
5047 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5050 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5051 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5055 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5056 the stack slot if it is passed by invisible reference.
5057 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5058 by invisible reference.
5060 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5062 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5063 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5064 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5066 * config/bfin/sync.md: New file.
5067 * config/bfin/bfin.md: Include it.
5068 (UNSPEC_ATOMIC): New.
5069 (UNSPEC_ONES): Provide a unique number.
5071 From Jie Zhang <jie.zhang@analog.com>:
5072 * config/bfin/bfin.c (ret_regs): New.
5073 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5074 (must_save_rets_p): New.
5075 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5076 current_function_is_leaf.
5077 (do_link): Likewise.
5078 (do_unlink): Likewise.
5079 (expand_interrupt_handler_prologue): Use ret_regs array.
5080 (expand_interrupt_handler_epilogue): Use ret_regs array and
5081 pass return register to gen_return_internal.
5082 (bfin_expand_epilogue): Pass return register to
5083 gen_return_internal.
5084 (bfin_expand_call): Explicitly clobber RETS.
5085 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5086 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5087 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5088 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5090 (return_internal): Take a reg rtx rather than the register number.
5092 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5094 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5095 when comparing against estimated_loop_iterations_int return.
5097 2009-09-03 Richard Guenther <rguenther@suse.de>
5099 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5100 eh_personality_libfunc.
5102 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5104 * tree-parloops.c (separate_decls_in_region): Add space.
5106 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5108 * tree-parloops.c (separate_decls_in_region): Change the condition
5109 checking if there are reductions in the loop.
5111 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5113 PR tree-optimization/38275
5114 * tree-parloops.c (parallelize_loops): Replace profitability condition
5115 for expected number of iterations.
5117 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5119 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5120 (bootstrap-debug): Explain conditions in which it becomes default.
5121 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5124 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5126 * doc/invoke.texi (Optimize Options): Move
5127 -finline-small-functions to the -O2 list.
5129 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5131 * toplev.c (process_options): Enable var-tracking-assignments
5132 by default if var-tracking is enabled.
5134 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5136 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5138 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5139 * rtl.h (prev_nonnote_insn_bb): Declare it.
5141 2009-09-03 Diego Novillo <dnovillo@google.com>
5143 * cgraph.c (cgraph_node_for_decl): New.
5144 * cgraph.h (cgraph_node_for_decl): Declare.
5145 * tree.c (host_integerp): Return 0 if T is NULL.
5147 2009-09-03 Diego Novillo <dnovillo@google.com>
5149 * tree.h (struct alias_pair): Move from varasm.c.
5150 (alias_pairs): Likewise.
5151 (TYPE_MAXVAL): Define.
5152 (TYPE_MINVAL): Define.
5153 (iterative_hash_host_wide_int): Declare.
5154 (remove_unreachable_alias_pairs): Declare.
5155 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5156 * diagnostic.c (default_diagnostic_starter): Make extern.
5157 (default_diagnostic_finalizer): Make extern.
5158 * diagnostic.h (default_diagnostic_starter): Declare.
5159 (default_diagnostic_finalizer): Declare.
5160 (default_tree_printer): Declare.
5161 * toplev.c (default_tree_printer): Make extern.
5163 2009-09-03 Richard Guenther <rguenther@suse.de>
5164 Diego Novillo <dnovillo@google.com>
5166 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5167 * cgraphunit.c (cgraph_expand_function): Do not emit
5168 associated thunks from here.
5169 (cgraph_emit_thunks): New.
5170 (cgraph_optimize): Call it.
5171 Return if any IPA pass finds an error.
5172 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5175 2009-09-03 Simon Baldwin <simonb@google.com>
5176 Rafael Espindola <espindola@google.com>
5177 Richard Guenther <rguenther@suse.de>
5178 Doug Kwan <dougkwan@google.com>
5179 Diego Novillo <dnovillo@google.com>
5181 * tree.c: Include tree-pass.h, langhooks-def.h,
5182 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5183 (free_lang_data_in_type): New.
5184 (need_assembler_name_p): New.
5185 (free_lang_data_in_block): New.
5186 (free_lang_data_in_decl): New.
5187 (struct free_lang_data_d): New.
5188 (add_tree_to_fld_list): New.
5189 (find_decls_types_r): New.
5190 (get_eh_types_for_runtime): New.
5191 (find_decls_types_in_eh_region): New.
5192 (find_decls_types_in_node): New.
5193 (find_decls_types_in_var): New.
5194 (free_lang_data_in_cgraph): New.
5195 (free_lang_data): New.
5196 (gate_free_lang_data): New.
5197 (pass_ipa_free_lang_data): New.
5199 2009-09-03 Diego Novillo <dnovillo@google.com>
5201 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5202 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5203 (lang_hooks): Remove const qualifier.
5204 * ipa.c (cgraph_remove_unreachable_nodes): Call
5205 remove_unreachable_alias_pairs.
5206 * except.c (add_type_for_runtime): Check if TYPE has
5207 already been converted.
5208 (lookup_type_for_runtime): Likewise.
5209 (check_handled): Handle converted types.
5210 * varasm.c (remove_unreachable_alias_pairs): New.
5211 * gimple.c: Include demangle.h.
5212 (gimple_decl_printable_name): New.
5213 (gimple_fold_obj_type_ref): New.
5214 * gimple.h (gimple_decl_printable_name): Declare.
5215 (gimple_fold_obj_type_ref): Declare.
5216 * passes.c (init_optimization_passes): Add pass
5217 pass_ipa_free_lang_data.
5218 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5219 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5221 2009-09-03 Diego Novillo <dnovillo@google.com>
5223 * c-lang.c (lang_hooks): Remove const qualifier.
5225 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5227 * doc/install.texi (*-*-freebsd*): Update target information.
5229 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5231 * hard-reg-set.h (call_fixed_regs): Remove.
5232 * reginfo.c (call_fixed_regs): Remove.
5233 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5234 (globalize_reg): Don't use call_fixed_regs.
5235 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5238 2009-09-01 Michael Matz <matz@suse.de>
5240 * expr.h (emit_storent_insn, expand_expr_real_1,
5241 expand_expr_real_2): Declare.
5242 * expr.c (emit_storent_insn, expand_expr_real_1,
5243 expand_expr_real_2): Export.
5244 (store_expr): Setting and evaluating dont_return_target is useless.
5245 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5246 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5247 * except.c (expand_resx_expr): Rename to ...
5248 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5249 * except.h (expand_resx_stmt): Declare.
5250 * stmt.c: Add include gimple.h
5251 (expand_asm_expr): Rename to ...
5252 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5253 (expand_case): Rewrite to take gimple statement.
5254 * tree.h (expand_asm_stmt): Declare.
5255 (expand_case): Change prototype.
5256 * Makefile.in (stmt.o): Depend on gimple.h.
5257 * builtins.c (expand_builtin_synchronize): Build gimple asm
5258 statement, not an ASM_EXPR.
5259 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5260 gimple_to_tree, release_stmt_tree): Remove.
5261 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5262 ggc_free, but hold comparison code and operands separately.
5263 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5264 (expand_call_stmt, expand_gimple_stmt_1,
5265 expand_gimple_stmt): New helpers.
5266 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5267 release_stmt_tree. Call expand_gimple_stmt instead.
5268 (expand_gimple_basic_block): Ditto.
5270 * calls.c (emit_call_1): Don't look at EH regions here, make
5271 fntree parameter useless.
5272 (expand_call): New local rettype for TREE_TYPE(exp), use it
5273 throughout. Remove local p, use addr instead.
5274 Don't look at EH regions here.
5276 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5278 * doc/invoke.texi (-fsched-pressure): Document it.
5279 (-fsched-reg-pressure-heuristic): Remove it.
5281 * reload.c (ira.h): Include.
5282 (find_reloads): Add choosing reload on number of small spilled
5285 * haifa-sched.c (ira.h): Include.
5286 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5287 saved_reg_pressure, curr_reg_live, saved_reg_live,
5288 region_ref_regs): New variables.
5289 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5290 initiate_reg_pressure_info, setup_ref_regs,
5291 initiate_bb_reg_pressure_info, save_reg_pressure,
5292 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5294 (setup_insn_reg_pressure_info): New function.
5295 (rank_for_schedule): Add pressure checking and insn issue time.
5296 Remove comparison of insn reg weights.
5297 (ready_sort): Set insn reg pressure info.
5298 (update_register_pressure, setup_insn_max_reg_pressure,
5299 update_reg_and_insn_max_reg_pressure,
5300 sched_setup_bb_reg_pressure_info): New functions.
5301 (schedule_insn): Add code for printing and updating reg pressure info.
5302 (find_set_reg_weight, find_insn_reg_weight): Remove.
5303 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5304 (debug_ready_list): Print reg pressure info.
5305 (schedule_block): Ditto. Check insn issue time.
5306 (sched_init): Set up sched_pressure_p. Allocate and set up some
5307 reg pressure related info.
5308 (sched_finish): Free some reg pressure related info.
5309 (fix_tick_ready): Make insn always ready if pressure_p.
5310 (init_h_i_d): Don't call find_insn_reg_weight.
5311 (haifa_finish_h_i_d): Free insn reg pressure info.
5313 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5314 ira_memory_move_cost, ira_class_hard_regs,
5315 ira_class_hard_regs_num, ira_no_alloc_regs,
5316 ira_available_class_regs, ira_reg_class_cover_size,
5317 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5319 * ira-lives.c (single_reg_class): Check mode to find how many
5320 registers are necessary for operand.
5321 (ira_implicitly_set_insn_hard_regs): New.
5323 * common.opt (fsched-pressure): New options.
5324 (fsched-reg-pressure-heuristic): Remove.
5326 * ira.c (setup_eliminable_regset): Rename to
5327 ira_setup_eliminable_regset. Make it external.
5328 (expand_reg_info): Pass cover class to setup_reg_classes.
5329 (ira): Call resize_reg_info instead of allocate_reg_info.
5331 * sched-deps.c: Include ira.h.
5332 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5333 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5334 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5335 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5336 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5337 mark_insn_reg_store, mark_insn_reg_clobber,
5338 setup_insn_reg_pressure_info): New.
5339 (sched_analyze_1): Update implicit_reg_pending_uses.
5340 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5341 Use them to create dependencies. Set insn reg uses and pressure
5342 info. Process reg_pending_uses in one place.
5343 (free_deps): Free implicit sets.
5344 (remove_from_deps): Remove implicit sets if necessary. Check
5345 implicit sets when clearing reg_last_in_use.
5346 (init_deps_global): Clear implicit_reg_pending_clobbers and
5347 implicit_reg_pending_uses.
5349 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5350 ira_memory_move_cost, ira_class_hard_regs,
5351 ira_class_hard_regs_num, ira_no_alloc_regs,
5352 ira_available_class_regs, ira_reg_class_cover_size,
5353 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5354 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5355 ira_implicitly_set_insn_hard_regs): New prototypes.
5357 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5358 cost_elements_num): New variables.
5359 (allocno_costs, total_costs): Rename to costs and
5360 total_allocno_costs.
5361 (COSTS_OF_ALLOCNO): Rename to COSTS.
5362 (allocno_pref): Rename to pref.
5363 (allocno_pref_buffer): Rename to pref_buffer.
5364 (common_classes): Rename to regno_cover_class.
5366 (record_reg_classes): Set allocno attributes only if allocno_p.
5367 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5368 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5369 and COSTS_OF_ALLOCNO.
5370 (print_costs): Rename to print_allocno_costs.
5371 (print_pseudo_costs): New.
5372 (process_bb_node_for_costs): Split into 2 functions with new
5373 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5374 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5375 new parameter dump_file. Use cost_elements_num instead of
5376 ira_allocnos_num. Make one iteration if preferred classes were
5377 already calculated for scheduler. Make 2 versions of code
5378 depending on allocno_p.
5379 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5380 regno_cover_class and COSTS instead of common_classes and
5382 (init_costs, finish_costs): New.
5383 (ira_costs): Set up allocno_p and cost_elements_num. Call
5384 init_costs and finish_costs.
5385 (ira_set_pseudo_classes): New.
5387 * rtl.h (allocate_reg_info): Remove.
5388 (resize_reg_info): Change return type.
5389 (reg_cover_class): New.
5390 (setup_reg_classes): Add new parameter.
5392 * sched-int.h (struct deps_reg): New member implicit_sets.
5393 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5394 (INCREASE_BITS): New macro.
5395 (struct reg_pressure_data, struct reg_use_data): New.
5396 (struct _haifa_insn_data): Remove reg_weight. Add members
5397 reg_pressure, reg_use_list, reg_set_list, and
5398 reg_pressure_excess_cost_change.
5399 (struct deps): New member implicit_sets.
5400 (pressure_p): New variable.
5401 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5402 (struct reg_pressure_data, struct reg_use_data): New.
5403 (INSN_REG_WEIGHT): Remove.
5404 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5405 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5406 (sched_init_region_reg_pressure_info,
5407 sched_setup_bb_reg_pressure_info): New prototypes.
5409 * reginfo.c (struct reg_pref): New member coverclass.
5410 (reg_cover_class): New function.
5411 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5412 (reg_info_size): New variable.
5413 (allocate_reg_info): Make static. Setup reg_info_size.
5414 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5415 (setup_reg_classes): Add a new parameter. Setup cover class too.
5417 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5420 * sched-rgn.c (deps_join): Set up implicit_sets.
5421 (schedule_region): Set up region and basic blocks pressure
5424 * passes.c (init_optimization_passes): Move
5425 pass_subregs_of_mode_init before pass_sched.
5427 2009-09-02 Martin Jambor <mjambor@suse.cz>
5429 * tree-sra.c (struct access): New field grp_hint.
5430 (dump_access): Dump grp_hint.
5431 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5433 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5434 those which have been specifically read and somehow written to.
5435 (propagate_subacesses_accross_link): Set grp_hint of right child and
5436 also possibly of the left child.
5438 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5440 * tree-object-size.c (addr_object_size): Always use object_size_type
5441 0 or 2 when determining the pointer pointed object size.
5443 2009-09-02 Richard Guenther <rguenther@suse.de>
5446 2009-08-31 Richard Guenther <rguenther@suse.de>
5448 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5449 to query if the memory regions for memmove overlap.
5450 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5451 asserts on pointers, instead deal with odd trees.
5452 (ptr_derefs_may_alias_p): Likewise.
5453 (refs_may_alias_p_1): Constructor bases also never alias.
5455 2009-08-01 Christian Bruel <christian.bruel@st.com>
5458 2009-07-31 Christian Bruel <christian.bruel@st.com>
5459 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5461 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5463 * doc/invoke.texi (-fvar-tracking-assignments): New.
5464 (-fvar-tracking-assignments-toggle): New.
5465 (-fdump-final-insns=file): Mark filename as optional.
5466 (--param min-nondebug-insn-uid): New.
5467 (-gdwarf-@{version}): Mention version 4.
5468 * opts.c (common_handle_option): Accept it.
5469 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5470 * regrename.c (regrename_optimize): Drop last. Don't count debug
5471 insns as uses. Don't reject change because of debug insn.
5472 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5473 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5474 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5475 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5476 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5477 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5478 * doc/gimple.texi (is_gimple_debug): New.
5479 (gimple_debug_bind_p): New.
5480 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5481 * doc/install.texi (bootstrap-debug): More details.
5482 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5483 (bootstrap-debug-lib): More details.
5484 (bootstrap-debug-ckovw): Update.
5485 (bootstrap-time): New.
5486 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5487 (insert_phi_nodes_for): Insert debug stmts.
5488 (rewrite_stmt): Take iterator. Insert debug stmts.
5489 (rewrite_enter_block): Adjust.
5490 (maybe_replace_use_in_debug_stmt): New.
5491 (rewrite_update_stmt): Use it.
5492 (mark_use_interesting): Return early for debug stmts.
5493 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5494 stmts before replacing stmt.
5495 (move_computations_stmt): Likewise.
5496 * ira-conflicts.c (add_copies): Skip debug insns.
5497 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5498 (regstat_bb_compute_ri): Skip debug insns.
5499 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5500 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5501 check_loop_closed_ssa_stmt): Skip debug stmts.
5502 * tree-tailcall.c (find_tail_calls): Likewise.
5503 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5504 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5505 (build_var_debug_value_stat): Declare.
5506 (build_var_debug_value): Define.
5507 (target_for_debug_bind): Declare.
5508 * reload.c (find_equiv_reg): Skip debug insns.
5509 * rtlanal.c (reg_used_between_p): Skip debug insns.
5510 (side_effects_p): Likewise.
5511 (canonicalize_condition): Likewise.
5512 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5513 insns never depend on debug insns.
5514 (create_ddg_dep_no_link): Likewise.
5515 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5516 Don't add inter-loop dependencies for debug insns.
5517 (build_intra_loop_deps): Likewise.
5518 (create_ddg): Count debug insns.
5519 * ddg.h (struct ddg::num_debug): New.
5520 (num_backargs): Pair up with previous int field.
5521 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5522 -fcompare-debug-second.
5523 * final.c (get_attr_length_1): Skip debug insns.
5524 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5525 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5526 (driver_self_specs): Map -fdump-final-insns to
5527 -fdump-final-insns=..
5528 (get_local_tick): New.
5529 (compare_debug_dump_opt_spec_function): Test for . argument and
5530 compute output name. Compute temp output spec without flag name.
5531 Compute -frandom-seed.
5532 (OPT): Undef after use.
5533 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5534 (average_num_loop_insns): Likewise.
5535 * params.h (MIN_NONDEBUG_INSN_UID): New.
5536 * gimple.def (GIMPLE_DEBUG): New.
5537 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5538 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5539 (merge_in_block): Fix whitespace.
5540 * toplev.c (flag_var_tracking): Update comment.
5541 (flag_var_tracking_assignments): New.
5542 (flag_var_tracking_assignments_toggle): New.
5543 (process_options): Don't open final insns dump file if we're not
5544 going to write to it. Compute defaults for var_tracking.
5545 * df-scan.c (df_insn_rescan_debug_internal): New.
5546 (df_uses_record): Handle debug insns.
5547 * haifa-sched.c (ready): Initialize n_debug.
5548 (contributes_to_priority): Skip debug insns.
5549 (dep_list_size): New.
5551 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5552 they're ready. Disregard previous debug insns to make decisions.
5553 (queue_insn): Never queue debug insns.
5554 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5555 (schedule_insn): Don't reject debug insns because of issue rate.
5556 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5557 (queue_to_ready): Skip and discount debug insns.
5558 (choose_ready): Let debug insns through.
5559 (schedule_block): Check boundary debug insns. Discount debug
5560 insns, schedule them early. Adjust whitespace.
5561 (set_priorities): Check for boundary debug insns.
5562 (add_jump_dependencies): Use dep_list_size.
5563 (prev_non_location_insn): New.
5564 (check_cfg): Use it.
5565 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5567 (remove_unused_ivs): Reset debug stmts.
5568 * modulo-sched.c (const_iteration_count): Skip debug insns.
5569 (res_MII): Discount debug insns.
5570 (loop_single_full_bb_p): Skip debug insns.
5571 (sms_schedule): Likewise.
5572 (sms_schedule_by_order): Likewise.
5573 (ps_has_conflicts): Likewise.
5574 * caller-save.c (refmarker_fn): New.
5575 (save_call_clobbered_regs): Replace regs with saved mem in
5577 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5578 Call refmarker_fn mark for hardregnos.
5579 (mark_reg_as_referenced): New.
5580 (replace_reg_with_saved_mem): New.
5581 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5582 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5584 (cse_extended_basic_block): Skip debug insns.
5585 (count_reg_usage): Likewise.
5586 (is_dead_reg): New, split out of...
5587 (set_live_p): ... here.
5588 (insn_live_p): Use it for debug insns.
5589 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5590 (execute_optimize_stdarg): Likewise.
5591 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5592 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5593 changes in debug stmts as changes.
5594 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5595 (moveup_expr): Don't move across debug insns. Don't move
5596 debug insn if it would create a bookkeeping block.
5597 (moveup_expr_cached): Don't use cache for debug insns that
5598 are heads of blocks.
5599 (compute_av_set_inside_bb): Skip debug insns.
5600 (sel_rank_for_schedule): Schedule debug insns first. Remove
5602 (block_valid_for_bookkeeping_p); Support lax searches.
5603 (create_block_for_bookkeeping): Adjust block numbers when
5604 encountering debug-only blocks.
5605 (find_place_for_bookkeeping): Deal with debug-only blocks.
5606 (generate_bookkeeping_insn): Accept no place to insert.
5607 (remove_temp_moveop_nops): New argument full_tidying.
5608 (prepare_place_to_insert): Deal with debug insns.
5609 (advance_state_on_fence): Debug insns don't start cycles.
5610 (update_boundaries): Take fence as argument. Deal with
5612 (schedule_expr_on_boundary): No full_tidying on debug insns.
5613 (fill_insns): Deal with debug insns.
5614 (track_scheduled_insns_and_blocks): Don't count debug insns.
5615 (need_nop_to_preserve_insn_bb): New, split out of...
5616 (remove_insn_from_stream): ... this.
5617 (fur_orig_expr_not_found): Skip debug insns.
5618 * rtl.def (VALUE): Move up.
5620 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5621 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5622 Set it if debug stmts are found.
5623 (statement_sink_location): Skip debug stmts. Propagate
5624 moving defs into debug stmts.
5625 * ifcvt.c (first_active_insn): Skip debug insns.
5626 (last_active_insns): Likewise.
5627 (cond_exec_process_insns): Likewise.
5628 (noce_process_if_block): Likewise.
5629 (check_cond_move_block): Likewise.
5630 (cond_move_convert_if_block): Likewise.
5631 (block_jumps_and_fallthru_p): Likewise.
5632 (dead_or_predicable): Likewise.
5633 * dwarf2out.c (debug_str_hash_forced): New.
5634 (find_AT_string): Add comment.
5635 (gen_label_for_indirect_string): New.
5636 (get_debug_string_label): New.
5637 (AT_string_form): Use it.
5638 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5639 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5640 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5641 several operations that cannot be represented with DWARF opcodes.
5642 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5643 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5644 (dwarf2out_var_location): Take during-call mark into account.
5645 (output_indirect_string): Update comment. Output if there are
5646 label and references.
5647 (prune_indirect_string): New.
5648 (prune_unused_types): Call it if debug_str_hash_forced.
5649 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5650 (dw_long_long_const): Remove.
5651 (struct dw_val_struct): Change val_long_long type to rtx.
5652 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5653 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5654 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5655 component instead of HOST_BITS_PER_LONG.
5656 (output_loc_operands): Likewise. For const8* assert
5657 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5658 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5659 rather than HOST_BITS_PER_LONG is >= 64.
5660 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5662 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5663 HOST_BITS_PER_LONG for dw_val_class_long_long.
5664 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5665 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5666 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5668 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5669 Handle DW_OP_implicit_value.
5670 (extract_int): Move prototype earlier.
5671 (mem_loc_descriptor): For SUBREG punt if inner
5672 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5673 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5674 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5675 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5676 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5677 instead of Pmode size.
5678 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5679 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5680 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5681 (concat_loc_descriptor, concatn_loc_descriptor,
5682 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5683 (add_location_or_const_value_attribute): Likewise. For single
5684 location loc_lists attempt to use add_const_value_attribute
5685 for constant decls. Add DW_AT_const_value even if
5686 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5688 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5689 (control_flow_insn_p): Likewise.
5690 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5691 (separate_decls_in_region_debug_bind): New.
5692 (separate_decls_in_region): Process debug bind stmts afterwards.
5693 * recog.c (verify_changes): Handle debug insns.
5694 (extract_insn): Likewise.
5695 (peephole2_optimize): Skip debug insns.
5696 * dse.c (scan_insn): Skip debug insns.
5697 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5699 (setup_id_for_insn): Handle debug insns.
5700 (maybe_tidy_empty_bb): Adjust whitespace.
5701 (tidy_control_flow): Skip debug insns.
5702 (sel_remove_insn): Adjust for debug insns.
5703 (sel_estimate_number_of_insns): Skip debug insns.
5704 (create_insn_rtx_from_pattern): Handle debug insns.
5705 (create_copy_of_insn_rtx): Likewise.
5706 * sel-sched-.h (sel_bb_end): Declare.
5707 (sel_bb_empty_or_nop_p): New.
5708 (get_all_loop_exits): Use it.
5709 (_eligible_successor_edge_p): Likewise.
5710 (return_nop_to_pool): Adjust.
5711 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5712 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5713 * gimple-pretty-print.c (dump_gimple_debug): New.
5714 (dump_gimple_stmt): Use it.
5715 (dump_bb_header): Skip gimple debug stmts.
5716 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5717 (fixup_match_2): Likewise.
5718 (regmove_backward_pass): Likewise. Simplify combined
5719 replacement. Handle debug insns.
5720 * function.c (instantiate_virtual_regs): Handle debug insns.
5721 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5722 * print-rtl.h: Include cselib.h.
5723 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5724 * df.h (df_inns_rescan_debug_internal): Declare.
5725 * gcse.c (alloc_hash_table): Estimate n_insns.
5726 (cprop_insn): Don't regard debug insns as changes.
5727 (bypass_conditional_jumps): Skip debug insns.
5728 (one_pre_gcse_pass): Adjust.
5729 (one_code_hoisting_pass): Likewise.
5730 (compute_ld_motion_mems): Skip debug insns.
5731 (one_cprop_pass): Adjust.
5732 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5733 (if_convertible_stmt_p): Handle debug stmts.
5734 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5735 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5736 * ira-build.c (create_bb_allocnos): Skip debug insns.
5737 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5738 (has_single_use): Likewise.
5739 (single_imm_use): Likewise.
5740 (num_imm_uses): Likewise.
5741 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5742 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5743 (create_outofssa_var_map): Likewise.
5744 * lower-subreg.c (adjust_decomposed_uses): New.
5745 (resolve_debug): New.
5746 (decompose_multiword_subregs): Use it.
5747 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5748 * emit-rtl.c: Include params.h.
5749 (cur_debug_insn_uid): Define.
5750 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5751 (copy_rtx_if_shared_1): Handle debug insns.
5752 (reset_used_flags): Likewise.
5753 (set_used_flags): LIkewise.
5754 (get_max_insn_count): New.
5755 (next_nondebug_insn): New.
5756 (prev_nondebug_insn): New.
5757 (make_debug_insn_raw): New.
5758 (emit_insn_before_noloc): Handle debug insns.
5759 (emit_jump_insn_before_noloc): Likewise.
5760 (emit_call_insn_before_noloc): Likewise.
5761 (emit_debug_insn_before_noloc): New.
5762 (emit_insn_after_noloc): Handle debug insns.
5763 (emit_jump_insn_after_noloc): Likewise.
5764 (emit_call_insn_after_noloc): Likewise.
5765 (emit_debug_insn_after_noloc): Likewise.
5766 (emit_insn_after): Take loc from earlier non-debug insn.
5767 (emit_jump_insn_after): Likewise.
5768 (emit_call_insn_after): Likewise.
5769 (emit_debug_insn_after_setloc): New.
5770 (emit_debug_insn_after): New.
5771 (emit_insn_before): Take loc from later non-debug insn.
5772 (emit_jump_insn_before): Likewise.
5773 (emit_call_insn_before): Likewise.
5774 (emit_debug_insn_before_setloc): New.
5775 (emit_debug_insn_before): New.
5776 (emit_insn): Handle debug insns.
5777 (emit_debug_insn): New.
5778 (emit_jump_insn): Handle debug insns.
5779 (emit_call_insn): Likewise.
5781 (init_emit): Take min-nondebug-insn-uid into account.
5782 Initialize cur_debug_insn_uid.
5783 (emit_copy_of_insn_after): Handle debug insns.
5784 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5785 location of single rhs in place.
5786 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5787 (floor_sdiv_adjust): New.
5788 (cell_sdiv_adjust): New.
5789 (cell_udiv_adjust): New.
5790 (round_sdiv_adjust): New.
5791 (round_udiv_adjust): New.
5792 (wrap_constant): Moved from cselib.
5793 (unwrap_constant): New.
5794 (expand_debug_expr): New.
5795 (expand_debug_locations): New.
5796 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5798 (gimple_expand_cfg): Expand debug locations.
5799 * cselib.c: Include tree-pass.h.
5800 (struct expand_value_data): New.
5801 (cselib_record_sets_hook): New.
5802 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5803 (cselib_clear_table): Move, and implemnet in terms of...
5804 (cselib_reset_table_with_next_value): ... this.
5805 (cselib_get_next_unknown_value): New.
5806 (discard_useless_locs): Don't discard preserved values.
5807 (cselib_preserve_value): New.
5808 (cselib_preserved_value_p): New.
5809 (cselib_preserve_definitely): New.
5810 (cselib_clear_preserve): New.
5811 (cselib_preserve_only_values): New.
5812 (new_cselib_val): Take rtx argument. Dump it in details.
5813 (cselib_lookup_mem): Adjust.
5814 (expand_loc): Take regs_active in struct. Adjust. Silence
5815 dumps unless details are requested.
5816 (cselib_expand_value_rtx_cb): New.
5817 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5818 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5819 without details. Copy more subregs. Try to resolve values
5820 using a callback. Wrap constants.
5821 (cselib_subst_to_values): Adjust.
5822 (cselib_log_lookup): New.
5823 (cselib_lookup): Call it.
5824 (cselib_invalidate_regno): Don't count preserved values as useless.
5825 (cselib_invalidate_mem): Likewise.
5826 (cselib_record_set): Likewise.
5827 (struct set): Renamed to cselib_set, moved to cselib.h.
5828 (cselib_record_sets): Adjust. Call hook.
5829 (cselib_process_insn): Reset table when it would be cleared.
5830 (dump_cselib_val): New.
5831 (dump_cselib_table): New.
5832 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5833 (remove_forwarder_block): Support moving debug stmts.
5834 * cselib.h (cselib_record_sets_hook): Declare.
5835 (cselib_expand_callback): New type.
5836 (cselib_expand_value_rtx_cb): Declare.
5837 (cselib_reset_table_with_next_value): Declare.
5838 (cselib_get_next_unknown_value): Declare.
5839 (cselib_preserve_value): Declare.
5840 (cselib_preserved_value_p): Declare.
5841 (cselib_preserve_only_values): Declare.
5842 (dump_cselib_table): Declare.
5843 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5844 (try_crossjump_to_edge): Likewise.
5845 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5846 dominated blocks when debug stmts are present.
5847 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5848 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5849 (set_var_live_on_entry): Likewise.
5850 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5851 * cfglayout.c (curr_location, last_location): Make static.
5852 (set_curr_insn_source_location): Don't avoid bouncing.
5853 (get_curr_insn_source_location): New.
5854 (get_curr_insn_block): New.
5855 (duplicate_insn_chain): Handle debug insns.
5856 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5858 * common.opt (fcompare-debug): Move to sort order.
5859 (fdump-unnumbered-links): Likewise.
5860 (fvar-tracking-assignments): New.
5861 (fvar-tracking-assignments-toggle): New.
5862 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5863 because of debug stmts.
5864 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5865 (eliminate_unnecessary_stmts): Walk dominated blocks before
5867 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5868 * ira.c (memref_used_between_p): Skip debug insns.
5869 (update_equiv_regs): Likewise.
5870 * sched-deps.c (sd_lists_size): Accept empty list.
5871 (sd_init_insn): Mark debug insns.
5872 (sd_finish_insn): Unmark them.
5873 (sd_add_dep): Reject non-debug deps on debug insns.
5874 (fixup_sched_groups): Give debug insns group treatment.
5876 (sched_analyze_reg): Don't mark debug insns for sched before call.
5877 (sched_analyze_2): Handle debug insns.
5878 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5880 (deps_analyze_insn): Handle debug insns.
5881 (deps_start_bb): Skip debug insns.
5882 (init_deps): Initialize last_debug_insn.
5883 * tree-ssa.c (target_for_debug_bind): New.
5884 (find_released_ssa_name): New.
5885 (propagate_var_def_into_debug_stmts): New.
5886 (propagate_defs_into_debug_stmts): New.
5887 (verify_ssa): Skip debug bind stmts without values.
5888 (warn_uninialized_vars): Skip debug stmts.
5889 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5890 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5891 (rtx_equal_p): Likewise.
5892 * ira-costs.c (scan_one_insn): Skip debug insns.
5893 (process_bb_node_for_hard_reg_moves): Likewise.
5894 * rtl.h (DEBUG_INSN_P): New.
5895 (NONDEBUG_INSN_P): New.
5896 (MAY_HAVE_DEBUG_INSNS): New.
5897 (INSN_P): Accept debug insns.
5898 (RTX_FRAME_RELATED_P): Likewise.
5899 (INSN_DELETED_P): Likewise
5900 (PAT_VAR_LOCATION_DECL): New.
5901 (PAT_VAR_LOCATION_LOC): New.
5902 (PAT_VAR_OCATION_STATUS): New.
5903 (NOTE_VAR_LOCATION_DECL): Reimplement.
5904 (NOTE_VAR_LOCATION_LOC): Likewise.
5905 (NOTE_VAR_LOCATION_STATUS): Likewise.
5906 (INSN_VAR_LOCATION): New.
5907 (INSN_VAR_LOCATION_DECL): New.
5908 (INSN_VAR_LOCATION_LOC): New.
5909 (INSN_VAR_LOCATION_STATUS): New.
5910 (gen_rtx_UNKNOWN_VAR_LOC): New.
5911 (VAR_LOC_UNKNOWN_P): New.
5912 (NOTE_DURING_CALL_P): New.
5913 (SCHED_GROUP_P): Accept debug insns.
5914 (emit_debug_insn_before): Declare.
5915 (emit_debug_insn_before_noloc): Declare.
5916 (emit_debug_insn_beore_setloc): Declare.
5917 (emit_debug_insn_after): Declare.
5918 (emit_debug_insn_after_noloc): Declare.
5919 (emit_debug_insn_after_setloc): Declare.
5920 (emit_debug_insn): Declare.
5921 (make_debug_insn_raw): Declare.
5922 (prev_nondebug_insn): Declare.
5923 (next_nondebug_insn): Declare.
5924 (delegitimize_mem_from_attrs): Declare.
5925 (get_max_insn_count): Declare.
5926 (wrap_constant): Declare.
5927 (unwrap_constant): Declare.
5928 (get_curr_insn_source_location): Declare.
5929 (get_curr_insn_block): Declare.
5930 * tree-inline.c (insert_debug_decl_map): New.
5931 (processing_debug_stmt): New.
5932 (remap_decl): Don't create new mappings in debug stmts.
5933 (remap_gimple_op_r): Don't add references in debug stmts.
5934 (copy_tree_body_r): Likewise.
5935 (remap_gimple_stmt): Handle debug bind stmts.
5936 (copy_bb): Skip debug stmts.
5937 (copy_edges_for_bb): Likewise.
5938 (copy_debug_stmt): New.
5939 (copy_debug_stmts): New.
5940 (copy_body): Copy debug stmts at the end.
5941 (insert_init_debug_bind): New.
5942 (insert_init_stmt): Take id. Skip and emit debug stmts.
5943 (setup_one_parameter): Remap variable earlier, register debug mapping.
5944 (estimate_num_insns): Skip debug stmts.
5945 (expand_call_inline): Preserve debug_map.
5946 (optimize_inline_calls): Check for no debug_stmts left-overs.
5947 (unsave_expr_now): Preserve debug_map.
5948 (copy_gimple_seq_and_replace_locals): Likewise.
5949 (tree_function_versioning): Check for no debug_stmts left-overs.
5950 Init and destroy debug_map as needed. Split edges unconditionally.
5951 (build_duplicate_type): Init and destroy debug_map as needed.
5952 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5953 (struct copy_body_data): Add debug_stmts and debug_map.
5954 * sched-int.h (struct ready_list): Add n_debug.
5955 (struct deps): Add last_debug_insn.
5956 (DEBUG_INSN_SCHED_P): New.
5957 (BOUNDARY_DEBUG_INSN_P): New.
5958 (SCHEDULE_DEBUG_INSN_P): New.
5959 (sd_iterator_cond): Accept empty list.
5960 * combine.c (create_log_links): Skip debug insns.
5961 (combine_instructions): Likewise.
5962 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5963 return value is always unshared.
5964 (struct rtx_subst_pair): New.
5965 (auto_adjust_pair): New.
5966 (propagate_for_debug_subst): New.
5967 (propagate_for_debug): New.
5968 (try_combine): Skip debug insns. Propagate removed defs into
5970 (next_nonnote_nondebug_insn): New.
5971 (distribute_notes): Use it. Skip debug insns.
5972 (distribute_links): Skip debug insns.
5973 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5974 * resource.c (mark_target_live_regs): Likewise.
5975 * var-tracking.c: Include cselib.h and target.h.
5976 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5978 (micro_operation_type_name): New.
5979 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5980 (struct micro_operation_def): Update comments.
5981 (decl_or_value): New type. Use instead of decls.
5982 (struct emit_note_data_def): Add vars.
5983 (struct attrs_def): Use decl_or_value.
5984 (struct variable_tracking_info_def): Add permp, flooded.
5985 (struct location_chain_def): Update comment.
5986 (struct variable_part_def): Use decl_or_value.
5987 (struct variable_def): Make var_part a variable length array.
5989 (scratch_regs): New.
5990 (cselib_hook_called): New.
5991 (dv_is_decl_p): New.
5992 (dv_is_value_p): New.
5995 (dv_as_opaque): New.
5996 (dv_onepart_p): New.
5998 (IS_DECL_CODE): New.
5999 (check_value_is_not_decl): New.
6000 (dv_from_decl): New.
6001 (dv_from_value): New.
6002 (dv_htab_hash): New.
6003 (variable_htab_hash): Use it.
6004 (variable_htab_eq): Support values.
6005 (variable_htab_free): Free from the right pool.
6006 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6007 (attrs_list_union): Adjust.
6008 (attrs_list_mpdv_union): New.
6009 (tie_break_pointers): New.
6010 (canon_value_cmp): New.
6011 (unshare_variable): Return possibly-modified slot.
6012 (vars_copy_1): Adjust.
6013 (var_reg_decl_set): Adjust. Split out of...
6014 (var_reg_set): ... this.
6015 (get_init_value): Adjust.
6016 (var_reg_delete_and_set): Adjust.
6017 (var_reg_delete): Adjust.
6018 (var_regno_delete): Adjust.
6019 (var_mem_decl_set): Split out of...
6020 (var_mem_set): ... this.
6021 (var_mem_delete_and_set): Adjust.
6022 (var_mem_delete): Adjust.
6026 (variable_union): Adjust. Speed up merge of 1-part vars.
6027 (variable_canonicalize): Use unshared slot.
6028 (VALUED_RECURSED_INTO): New.
6029 (find_loc_in_1pdv): New.
6030 (struct dfset_merge): New.
6031 (insert_into_intersection): New.
6032 (intersect_loc_chains): New.
6034 (canonicalize_loc_order_check): New.
6035 (canonicalize_values_mark): New.
6036 (canonicalize_values_star): New.
6037 (variable_merge_over_cur): New.
6038 (variable_merge_over_src): New.
6039 (dataflow_set_merge): New.
6040 (dataflow_set_equiv_regs): New.
6041 (remove_duplicate_values): New.
6042 (struct dfset_post_merge): New.
6043 (variable_post_merge_new_vals): New.
6044 (variable_post_merge_perm_vals): New.
6045 (dataflow_post_merge_adjust): New.
6046 (find_mem_expr_in_1pdv): New.
6047 (dataflow_set_preserve_mem_locs): New.
6048 (dataflow_set_remove_mem_locs): New.
6049 (dataflow_set_clear_at_call): New.
6050 (onepart_variable_different_p): New.
6051 (variable_different_p): Use it.
6052 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6053 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6055 (track_loc_p): Pass it true.
6056 (struct count_use_info): New.
6057 (find_use_val): New.
6058 (replace_expr_with_values): New.
6060 (use_type): New, partially split out of...
6061 (count_uses): ... this. Count new micro-ops.
6062 (count_uses_1): Adjust.
6063 (count_stores): Adjust.
6064 (count_with_sets): New.
6065 (VAL_NEEDS_RESOLUTION): New.
6066 (VAL_HOLDS_TRACK_EXPR): New.
6067 (VAL_EXPR_IS_COPIED): New.
6068 (VAL_EXPR_IS_CLOBBERED): New.
6069 (add_uses): Adjust. Generate new micro-ops.
6070 (add_uses_1): Adjust.
6071 (add_stores): Generate new micro-ops.
6072 (add_with_sets): New.
6073 (find_src_status): Adjust.
6074 (find_src_set_src): Adjust.
6075 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6076 Handle new micro-ops. Canonicalize value equivalances.
6077 (vt_find_locations): Compute total size of hash tables for
6078 dumping. Perform merge for var-tracking-assignments. Don't
6079 disregard single-block loops.
6080 (dump_attrs_list): Handle decl_or_value.
6081 (dump_variable): Take variable. Deal with decl_or_value.
6082 (dump_variable_slot): New.
6083 (dump_vars): Use it.
6084 (dump_dataflow_sets): Adjust.
6085 (set_slot_part): New, extended to support one-part variables
6086 after splitting out of...
6087 (set_variable_part): ... this.
6088 (clobber_slot_part): New, split out of...
6089 (clobber_variable_part): ... this.
6090 (delete_slot_part): New, split out of...
6091 (delete_variable_part): .... this.
6092 (check_wrap_constant): New.
6093 (vt_expand_loc_callback): New.
6094 (vt_expand_loc): New.
6095 (emit_note_insn_var_location): Adjust. Handle values. Handle
6096 EMIT_NOTE_AFTER_CALL_INSN.
6097 (emit_notes_for_differences_1): Adjust. Handle values.
6098 (emit_notes_for_differences_2): Likewise.
6099 (emit_notes_for_differences): Adjust.
6100 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6101 Adjust. Handle new micro-ops.
6102 (vt_add_function_parameters): Adjust. Create and bind values.
6103 (vt_initialize): Adjust. Initialize scratch_regs and
6104 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6105 operations. Move some code to count_with_sets and add_with_sets.
6106 (delete_debug_insns): New.
6107 (vt_debug_insns_local): New.
6108 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6110 (var_tracking_main): If var-tracking-assignments is enabled
6111 but var-tracking isn't, delete debug insns and leave. Likewise
6112 if we exceed limits or fail the stack adjustments tests, and
6113 after all var-tracking processing.
6114 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6115 (dataflow_set): Add traversed_vars.
6116 (value_chain, const_value_chain): New typedefs.
6117 (value_chain_pool, value_chains): New variables.
6118 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6119 add_value_chains, add_cselib_value_chains, remove_value_chain,
6120 remove_value_chains, remove_cselib_value_chains): New functions.
6121 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6122 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6124 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6125 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6126 (dst_can_be_shared): New variable.
6127 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6128 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6129 different from set->vars, look up slot again instead of using the
6131 (dataflow_set_init): Initialize traversed_vars.
6132 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6133 lookup if set->vars is shared. Don't keep slot cleared before
6134 calling unshare_variable. Unshare set->vars if needed. Adjust
6135 unshare_variable callers. Clear dst_can_be_shared if needed.
6136 Even ->refcount == 1 vars must be unshared if set->vars is shared
6137 and var needs to be modified.
6138 (dataflow_set_union): Set traversed_vars during canonicalization.
6139 (VALUE_CHANGED, DECL_CHANGED): Define.
6140 (set_dv_changed, dv_changed_p): New static inlines.
6141 (track_expr_p): Clear DECL_CHANGED.
6142 (dump_dataflow_sets): Set it.
6143 (variable_was_changed): Call set_dv_changed.
6144 (emit_note_insn_var_location): Likewise.
6145 (changed_variables_stack): New variable.
6146 (check_changed_vars_1, check_changed_vars_2): New functions.
6147 (emit_notes_for_changes): Do nothing if changed_variables is
6148 empty. Traverse changed_variables with check_changed_vars_1,
6149 call check_changed_vars_2 on each changed_variables_stack entry.
6150 (emit_notes_in_bb): Add SET argument. Just clear it at the
6151 beginning, use it instead of local &set, don't destroy it at the end.
6152 (vt_emit_notes): Call dataflow_set_clear early on all
6153 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6154 computed set, dataflow_set_clear also VTI(bb)->in when we are
6155 done with the basic block. Initialize changed_variables_stack,
6156 free it afterwards. If ENABLE_CHECKING verify that after noting
6157 differences to an empty set value_chains hash table is empty.
6158 (vt_initialize): Initialize value_chains and value_chain_pool.
6159 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6160 (variable_tracking_main): Call dump_dataflow_sets before calling
6161 vt_emit_notes, not after it.
6162 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6163 (propagate_var_def_into_debug_stmts): Declare.
6164 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6165 (df_set_note): Reject debug insns.
6166 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6167 add notes to debug insns.
6168 (df_note_bb_compute): Adjust. Likewise.
6169 (df_simulate_uses): Skip debug insns.
6170 (df_simulate_initialize_backwards): Likewise.
6171 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6172 (subst_stack_regs_pat): Reject debug insns.
6173 (convert_regs_1): Handle debug insns.
6174 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6175 (print-rtl.o): Depend on cselib.h.
6176 (cselib.o): Depend on TREE_PASS_H.
6177 (var-tracking.o): Depend on cselib.h and TARGET_H.
6178 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6179 (init_ready_list): Skip boundary debug insns.
6180 (add_branch_dependences): Skip debug insns.
6181 (free_block_dependencies): Check for blocks with only debug insns.
6182 (compute_priorities): Likewise.
6183 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6184 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6186 (gimple_build_debug_bind_stat): New.
6187 (empty_body_p): Skip debug stmts.
6188 (gimple_has_side_effects): Likewise.
6189 (gimple_rhs_has_side_effects): Likewise.
6190 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6191 (gimple_build_debug_bind_stat): Declare.
6192 (gimple_build_debug_bind): Define.
6193 (is_gimple_debug): New.
6194 (gimple_debug_bind_p): New.
6195 (gimple_debug_bind_get_var): New.
6196 (gimple_debug_bind_get_value): New.
6197 (gimple_debug_bind_get_value_ptr): New.
6198 (gimple_debug_bind_set_var): New.
6199 (gimple_debug_bind_set_value): New.
6200 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6201 (gimple_debug_bind_reset_value): New.
6202 (gimple_debug_bind_has_value_p): New.
6203 (gsi_next_nondebug): New.
6204 (gsi_prev_nondebug): New.
6205 (gsi_start_nondebug_bb): New.
6206 (gsi_last_nondebug_bb): New.
6207 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6208 (print_insn): Handle DEBUG_INSN.
6209 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6210 of first insn prevail.
6211 (first_stmt): Skip debug stmts.
6212 (first_non_label_stmt): Likewise.
6213 (last_stmt): Likewise.
6214 (has_zero_uses_1): New.
6215 (single_imm_use_1): New.
6216 (verify_gimple_debug): New.
6217 (verify_types_in_gimple_stmt): Handle debug stmts.
6218 (verify_stmt): Likewise.
6219 (debug_loop_num): Skip debug stmts.
6220 (remove_edge_and_dominated_blocks): Remove dominators last.
6221 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6222 (linearize_expr): Likewise.
6223 * config/i386/i386.c (ix86_delegitimize_address): Call
6224 default implementation.
6225 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6226 (group_barrier_needed): Skip debug insns.
6227 (emit_insn_group_barriers): Likewise.
6228 (emit_all_insn_group_barriers): Likewise.
6229 (ia64_variable_issue): Handle debug insns.
6230 (ia64_dfa_new_cycle): Likewise.
6231 (final_emit_insn_group_barriers): Skip debug insns.
6232 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6233 def cfa without frame.
6234 (process_set): Likewise.
6235 (process_for_unwind_directive): Pass frame on.
6236 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6237 (rs6000_delegitimize_address): New.
6238 (rs6000_debug_adjust_cost): Handle debug insns.
6239 (is_microcoded_insn): Likewise.
6240 (is_cracked_insn): Likewise.
6241 (is_nonpipeline_insn): Likewise.
6242 (insn_must_be_first_in_group): Likewise.
6243 (insn_must_be_last_in_group): Likewise.
6244 (force_new_group): Likewise.
6245 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6246 contains only debug insns.
6247 (rtl_merge_blocks): Skip debug insns.
6248 (purge_dead_edges): Likewise.
6249 (rtl_block_ends_with_call_p): Skip debug insns.
6250 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6251 (mark_reg_dependencies): Skip debug insns.
6252 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6253 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6254 * tree-ssa-threadedge.c
6255 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6256 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6257 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6258 (copyprop_hardreg_forward_1): Handle debug insns.
6259 * reload1.c (reload): Skip debug insns. Replace unassigned
6260 pseudos in debug insns with their equivalences.
6261 (eliminate_regs_in_insn): Skip debug insns.
6262 (emit_input_reload_insns): Skip debug insns at first, adjust
6264 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6265 (get_indirect_ref_operands): Pass opf_no_vops on.
6266 (get_expr_operands): Likewise. Skip debug stmts.
6267 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6269 2009-09-01 Richard Henderson <rth@redhat.com>
6271 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6272 stmt_ends_pp_p statements at least once.
6273 * tree-vrp.c (vrp_initialize): Likewise.
6274 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6276 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6279 Fix AIX bootstrap after PR debug/30161
6280 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6281 that is a GNU extension.
6282 (tmpl_value_parm_die_table): Move the definition of this global
6283 outside #ifdef DWARF2_DEBUGGING_INFO region.
6285 2009-09-01 Richard Guenther <rguenther@suse.de>
6287 * tree.c (tree_expr_size): New function.
6288 * tree.h (tree_expr_size): Declare.
6289 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6290 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6291 * langhooks.c (lhd_expr_size): Remove.
6292 * langhooks.h (struct lang_hooks): Remove expr_size.
6293 * explow.c (expr_size): Use tree_expr_size.
6294 (int_expr_size): Likewise.
6295 * langhooks-def.h (lhd_expr_size): Remove.
6296 (LANG_HOOKS_EXPR_SIZE): Likewise.
6297 (LANG_HOOKS_INITIALIZER): Adjust.
6299 2009-09-01 Richard Guenther <rguenther@suse.de>
6301 * tree-flow.h (mark_addressable): Move declaration ...
6302 * tree.h (mark_addressable): ... here.
6303 * stmt.c (expand_asm_operands): Use mark_addressable, not
6304 lang_hooks.mark_addressable.
6305 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6306 LANG_HOOKS_MARK_ADDRESSABLE.
6307 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6308 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6310 2009-08-31 Chris Demetriou <cgd@google.com>
6312 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6313 vectorize if not TARGET_SSE2.
6315 2009-08-31 DJ Delorie <dj@redhat.com>
6317 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6318 registers if no coprocessor is enabled.
6320 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6323 * cgraph.h (cgraph_get_node): Declare ...
6324 * cgraph.c (cgraph_get_node): ... new function.
6325 * dwarf2out.c (gen_generic_params_dies,
6326 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6327 make_ith_pack_parameter_name,
6328 append_entry_to_tmpl_value_parm_die_table,
6329 gen_remaining_tmpl_value_param_die_attribute): New functions.
6330 (gen_subprogram_die): Generate debug info for template parameters
6331 if debug info level is higher than DINFO_LEVEL_TERSE.
6332 Use tree_add_const_value_attribute_for_decl instead of
6333 tree_add_const_value_attribute.
6334 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6335 instead of tree_add_const_value_attribute.
6336 (gen_struct_or_union_type_die): Generate debug
6337 info for template parameters if debug info level is higher than
6339 (tree_add_const_value_attribute): Handle integral and pointer
6340 constants. Update comment.
6341 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6342 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6343 (reference_to_unused): Fix thinko. Remove redundant predicates from
6345 (tree_add_const_value_attribute): Make this work for constant
6347 tree_add_const_value_attribute_for_decl is to be used for variable
6349 (add_location_or_const_value_attribute): Use
6350 tree_add_const_value_attribute_for_decl now.
6351 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6352 DW_TAG_template_value_param DIEs after function DIEs have been
6354 * langhooks.h (lang_hooks_for_types): Add
6355 get_argument_pack_elems.
6356 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6357 (lang_hooks): Added get_innermost_generic_parms,
6358 get_innermost_generic_args.
6359 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6360 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6361 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6362 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6364 2009-08-31 DJ Delorie <dj@redhat.com>
6366 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6367 it once we start generating the prologue or epilogue.
6368 (mep_call_saves_register): If the frame is locked, re-use
6370 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6371 (mep_expand_prologue): Call it.
6372 (mep_expand_epilogue): Likewise.
6373 (mep_start_function): Use the same logic as mep_expand_prologue.
6374 (mep_pass_by_reference): Make logic more readable.
6375 (mep_return_in_memory): Zero-sized objects are passed in memory.
6376 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6378 2009-08-31 Richard Guenther <rguenther@suse.de>
6380 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6381 to query if the memory regions for memmove overlap.
6382 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6383 asserts on pointers, instead deal with odd trees.
6384 (ptr_derefs_may_alias_p): Likewise.
6385 (refs_may_alias_p_1): Constructor bases also never alias.
6387 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6389 * doc/install.texi (Final install): Adjust reference on where to
6390 order printed manuals.
6392 2009-08-30 Olivier Hainque <hainque@adacore.com>
6394 * dwarf2out.c (switch_to_frame_table_section): Move
6395 definition prior to first use.
6397 2009-08-30 Richard Guenther <rguenther@suse.de>
6399 PR tree-optimization/41186
6400 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6401 (ao_ref_init_from_ptr_and_size): New function.
6402 (ref_maybe_used_by_call_p_1): Be more precise tracking
6403 used ranges for builtin functions.
6404 (ref_maybe_used_by_call_p): Adjust.
6405 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6406 ranges for builtin functions.
6407 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6409 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6412 * fwprop.c (get_reg_use_in): Delete.
6413 (free_load_extend): New function.
6414 (forward_propagate_subreg): Use it.
6416 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6418 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6420 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6423 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6426 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6428 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6429 fini or fini_array section.
6431 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6433 * graphite-dependences.c (graphite_legal_transform_bb): Call
6434 pbb_remove_duplicate_pdrs.
6435 * graphite-poly.c (can_collapse_pdr): Removed.
6436 (pdr_find_duplicate): Removed.
6437 (can_collapse_pdrs): New.
6438 (pbb_remove_duplicate_pdrs): New.
6439 (new_poly_dr): Do not look for duplicates.
6440 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6441 (PBB_PDR_DUPLICATES_REMOVED): New.
6442 (pbb_remove_duplicate_pdrs): Declared.
6444 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6446 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6447 the strides by multiplying by PDR_NB_REFS.
6448 * graphite-poly.c (can_collapse_pdr): New.
6449 (pdr_find_duplicate): New.
6450 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6451 Initialize PDR_NB_REFS.
6452 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6454 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6456 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6459 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6462 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6464 * graphite-dependences.c (pddr_original_scattering): Return NULL
6465 for read-read dependence relations.
6466 * graphite-poly.h (enum poly_dr_type): Fix comment.
6469 (pdr_may_write_p): New.
6471 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6473 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6474 (struct poly_dr): Same.
6475 (new_poly_dr): Same.
6476 * graphite-poly.c (new_poly_dr): Same.
6477 * graphite-dependences.c (dot_deps): Disable call to system.
6479 2009-08-28 Cary Coutant <ccoutant@google.com>
6482 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6483 struct/union/enum types local to a function.
6485 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6486 Sebastian Pop <sebastian.pop@amd.com>
6488 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6489 pbb_strip_mine_time_depth. Changed the implementation so that
6490 transformation is expressed as a transformation on
6491 time (scatttering) dimensions. Also, ensures that the 2d+1
6492 scheduling format is preserved.
6493 (pbb_strip_mine_profitable_p): Profitability is based on the
6494 iteration number of a given time (scattering) dimension,
6495 and not on a original loop depth dimension.
6496 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6497 (pbb_do_strip_mine): Call psct_dynamic_dim.
6498 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6499 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6500 (pbb_nb_dynamic_scattering_transform): New.
6501 (psct_dynamic_dim): New.
6503 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6505 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6506 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6507 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6508 * graphite-interchange.c (build_linearized_memory_access): Same.
6509 (memory_stride_in_loop): Same.
6511 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6513 * graphite-dependences.c (pddr_original_scattering): New.
6514 (graphite_legal_transform_dr): Call pddr_original_scattering.
6517 * graphite-dependences.h (dot_deps): Declared.
6518 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6519 (print_pdr): Print PDR_ID.
6520 * graphite-poly.h (struct poly_dr): Add field id.
6523 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6525 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6527 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6528 not delete the original dependence relation.
6530 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6532 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6533 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6534 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6535 (free_poly_ddr): New.
6536 (pddr_is_empty): New.
6537 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6538 (dependence_polyhedron): Same. Remove useless gcc_assert.
6540 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6541 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6542 * graphite-dependences.h (enum poly_dependence_kind): New.
6543 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6544 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6545 (PDRP_SINK): Renamed PDDR_SINK.
6546 (PDRP_DDP): Renamed PDDR_DDP.
6548 (free_poly_ddr): Declared.
6549 * graphite-poly.c (new_scop): Use the new hash function names.
6550 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6551 into original_pddrs.
6552 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6554 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6556 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6557 bounds with LT_EXPR to make niter analysis more precise on code
6558 generated by Graphite.
6560 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6562 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6563 (graphite_legal_transform_bb): Same.
6564 (poly_drs_may_alias_p): Same.
6566 2009-08-28 Richard Guenther <rguenther@suse.de>
6568 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6570 2009-08-28 Jan Beulich <jbeulich@novell.com>
6572 * config/i386/netware.c: Include langhooks.h.
6573 (i386_nlm_encode_section_info): Simplify.
6574 (netware_override_options): Delete.
6575 * config/i386/netware.h (netware_override_options): Delete
6577 (OVERRIDE_OPTIONS): Delete definition.
6578 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6579 (ASM_COMMENT_START): Define.
6580 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6582 2009-08-28 Jan Beulich <jbeulich@novell.com>
6584 * configure.ac: For in-tree ld, do a plain version check to
6585 determine whether comdat groups are supported.
6586 * configure: Regenerate.
6588 2009-08-28 Olivier Hainque <hainque@adacore.com>
6590 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6591 always defined. Reflect definition or absence of such for
6592 COLLECT_EXPORT_LIST. Readability helper.
6593 (scanfilter): New enum, to help control what symbols
6594 are to be considered or ignored by scan_prog_file.
6595 (enum pass): Rename as "scanpass", moved together with scanfilter
6596 prior to scan_prog_file's prototype.
6597 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6598 Group prototype with the scanpass/scanfilter definitions, factorize
6599 head comments for the several implementations at the prototype.
6600 (main): Reorganize the first pass link control to let AIX
6601 drag only the needed frame tables in executables. Prevent
6602 frame tables collection during the scan aimed at static ctors.
6603 Pre-link and scan for frame tables later to compensate.
6604 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6605 A C statement to issue assembly directives that create a reference
6606 to the given DWARF table identifier label from the current function
6608 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6609 to differentiate first time section entry. Only emit a .data
6610 tables start identifier label the first time around.
6611 (switch_to_frame_table_section): New function. Helper for
6612 output_call_frame_info to switch possibly BACK into the eh_frame
6613 or the debug_frame section depending on FOR_EH.
6614 (output_call_frame_info): Use helper to first enter the proper
6616 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6617 emit a link to the frame table start label from each function
6619 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6620 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6621 * config/rs6000/rs6000-protos.h: Declare it.
6622 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6624 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6626 * config/sh/sh.c (split_branches): Check the result of
6629 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6631 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6632 using -pthread -fopenmp
6634 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6636 * doc/service.texi (service directory): Update URL.
6638 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6640 PR rtl-optimization/40861
6641 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6642 extract word from a multi-word subreg for negative byte positions.
6644 2009-08-27 Tristan Gingold <gingold@adacore.com>
6645 Douglas B Rupp <rupp@gnat.com>
6647 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6648 (SECTION_VMS_OVERLAY): Define.
6649 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6651 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6653 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6654 common_object declarations.
6655 (ia64_section_type_flags): Set section flag for common_object.
6656 * config/ia64/ia64-protos.h
6657 (ia64_vms_output_aligned_decl_common): Declare.
6658 (ia64_vms_elf_asm_named_section): Declare.
6660 2009-08-27 Michael Matz <matz@suse.de>
6662 * expr.c (expand_expr_real_2): New function taking exploded
6663 unary or binary expression, split out from ...
6664 (expand_expr_real_1): ... here. Move over all unary/binary
6665 switch parts to above function, in particular these codes:
6666 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6667 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6668 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6669 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6670 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6671 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6672 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6673 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6674 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6675 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6676 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6677 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6678 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6679 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6680 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6681 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6682 VEC_PACK_FIX_TRUNC_EXPR.
6683 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6686 2009-08-27 Richard Guenther <rguenther@suse.de>
6688 * gengtype.c (main): Handle uint64_t.
6689 * ipa-utils.c (get_base_var): Indent properly.
6690 * tree-ssa-live.c (debug_scope_block): New function.
6691 * tree-flow.h (debug_scope_block): Declare.
6692 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6693 * basic-block.h (enum profile_status): Rename to
6694 enum profile_status_d.
6695 (x_profile_status): Adjust type.
6697 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6700 * dwarf2out.c (get_context_die): Declare this static function.
6701 (gen_type_die_with_usage): Make sure a DIE is a generated for
6702 the context of a typedef.
6704 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6706 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6709 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6711 * config/mips/mips-protos.h (mips_output_sync): Declare.
6712 (mips_sync_loop_insns): Likewise.
6713 (mips_output_sync_loop): Replace first two parameters with an rtx.
6714 * config/mips/mips.c (mips_multi_member): New structure.
6715 (mips_multi_members): New variable.
6716 (mips_multi_start): New function.
6717 (mips_multi_add): Likewise.
6718 (mips_multi_add_insn): Likewise.
6719 (mips_multi_add_label): Likewise.
6720 (mips_multi_last_index): Likewise.
6721 (mips_multi_copy_insn): Likewise.
6722 (mips_multi_set_operand): Likewise.
6723 (mips_multi_write): Likewise.
6724 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6725 (mips_init_print_operand_punct): Update accordingly.
6726 (mips_start_ll_sc_sync_block): New function.
6727 (mips_end_ll_sc_sync_block): Likewise.
6728 (mips_output_sync): Likewise.
6729 (mips_sync_insn1_template): Likewise.
6730 (mips_sync_insn2_template): Likewise.
6731 (mips_get_sync_operand): Likewise.
6732 (mips_process_sync_loop): Likewise.
6733 (mips_output_sync_loop): Use mips_process_sync_loop.
6734 (mips_sync_loop_insns): New function.
6735 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6736 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6737 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6738 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6739 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6740 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6741 (MIPS_SYNC_OLD_OP_12): Likewise.
6742 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6743 (MIPS_SYNC_NEW_OP_12): Likewise.
6744 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6745 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6746 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6747 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6748 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6749 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6750 * config/mips/mips.md (sync_mem): New attribute.
6751 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6752 (sync_exclusive_mask, sync_required_oldval): Likewise.
6753 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6754 (sync_release_barrier): Likewise.
6755 (length): Handle sync loops.
6756 (sync): Use mips_output_sync.
6757 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6758 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6759 and use mips_output_sync_loop.
6760 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6761 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6762 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6763 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6764 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6765 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6766 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6767 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6768 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6770 2009-08-26 Richard Guenther <rguenther@suse.de>
6773 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6774 the types to not match.
6775 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6777 * tree-ssa.c (useless_type_conversion_p): Conversions to
6778 pointers to unprototyped functions are useless.
6780 2009-08-26 Richard Guenther <rguenther@suse.de>
6782 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6783 whole-program condition, prepare to be called for non-globals.
6784 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6785 params build a representative with known type and track its fields.
6787 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6789 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6790 clearing by a taken branch.
6791 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6792 effectively after bbro pass.
6793 (sync_nand<mode>): Ditto.
6794 (sync_old_<fetchop_name><mode>): Ditto.
6795 (sync_old_nand<mode>): Ditto.
6796 (sync_new_<fetchop_name><mode>): Dito.
6797 (sync_new_nand<mode>): Ditto.
6798 (sync_compare_and_swap<mode>_1): Ditto.
6799 (*sync_compare_and_swap<mode>): Ditto.
6800 (sync_lock_test_and_set<mode>_1): Ditto.
6801 ("sync_lock_test_and_set<mode>): Ditto.
6803 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6805 * hwint.h (HOST_LONG_FORMAT): New macro
6806 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6807 Use HOST_PTR_PRINTF.
6808 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6809 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6810 (HOST_PTR_PRINTF): Document.
6812 2009-08-25 Jan Hubicka <jh@suse.cz>
6814 * config/i386/bmmintrin.h: Replace by #error.
6817 Michael Meissner <michael.meissner@amd.com>
6818 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6819 Tony Linthicum <tony.linthicum@amd.com>
6821 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6822 (TARGET_ROUND): New macro for the round/ptest instructions which
6823 are shared between SSE4.1 and SSE5.
6824 (OPTION_MASK_ISA_ROUND): Ditto.
6825 (OPTION_ISA_ROUND): Ditto.
6826 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6827 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6829 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6830 (-mfused-madd): New switch to give users control over whether the
6831 compiler optimizes to use the multiply/add SSE5 instructions.
6833 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6834 (ix86_handle_option): Turn off 3dnow if -msse5.
6835 (override_options): Add SSE5 support.
6836 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6838 (ix86_expand_sse_movcc): Add SSE5 support.
6839 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6840 vector type to the next largest size.
6841 (ix86_expand_sse5_pack): New function to use pperm to pack a
6842 vector type to the next smallest size.
6843 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6844 (IX86_BUILTIN_FMADDSD): Ditto.
6845 (IX86_BUILTIN_FMADDPS): Ditto.
6846 (IX86_BUILTIN_FMADDPD): Ditto.
6847 (IX86_BUILTIN_FMSUBSS): Ditto.
6848 (IX86_BUILTIN_FMSUBSD): Ditto.
6849 (IX86_BUILTIN_FMSUBPS): Ditto.
6850 (IX86_BUILTIN_FMSUBPD): Ditto.
6851 (IX86_BUILTIN_FNMADDSS): Ditto.
6852 (IX86_BUILTIN_FNMADDSD): Ditto.
6853 (IX86_BUILTIN_FNMADDPS): Ditto.
6854 (IX86_BUILTIN_FNMADDPD): Ditto.
6855 (IX86_BUILTIN_FNMSUBSS): Ditto.
6856 (IX86_BUILTIN_FNMSUBSD): Ditto.
6857 (IX86_BUILTIN_FNMSUBPS): Ditto.
6858 (IX86_BUILTIN_FNMSUBPD): Ditto.
6859 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6860 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6861 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6862 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6863 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6864 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6865 (IX86_BUILTIN_PPERM): Ditto.
6866 (IX86_BUILTIN_PERMPS): Ditto.
6867 (IX86_BUILTIN_PERMPD): Ditto.
6868 (IX86_BUILTIN_PMACSSWW): Ditto.
6869 (IX86_BUILTIN_PMACSWW): Ditto.
6870 (IX86_BUILTIN_PMACSSWD): Ditto.
6871 (IX86_BUILTIN_PMACSWD): Ditto.
6872 (IX86_BUILTIN_PMACSSDD): Ditto.
6873 (IX86_BUILTIN_PMACSDD): Ditto.
6874 (IX86_BUILTIN_PMACSSDQL): Ditto.
6875 (IX86_BUILTIN_PMACSSDQH): Ditto.
6876 (IX86_BUILTIN_PMACSDQL): Ditto.
6877 (IX86_BUILTIN_PMACSDQH): Ditto.
6878 (IX86_BUILTIN_PMADCSSWD): Ditto.
6879 (IX86_BUILTIN_PMADCSWD): Ditto.
6880 (IX86_BUILTIN_PHADDBW): Ditto.
6881 (IX86_BUILTIN_PHADDBD): Ditto.
6882 (IX86_BUILTIN_PHADDBQ): Ditto.
6883 (IX86_BUILTIN_PHADDWD): Ditto.
6884 (IX86_BUILTIN_PHADDWQ): Ditto.
6885 (IX86_BUILTIN_PHADDDQ): Ditto.
6886 (IX86_BUILTIN_PHADDUBW): Ditto.
6887 (IX86_BUILTIN_PHADDUBD): Ditto.
6888 (IX86_BUILTIN_PHADDUBQ): Ditto.
6889 (IX86_BUILTIN_PHADDUWD): Ditto.
6890 (IX86_BUILTIN_PHADDUWQ): Ditto.
6891 (IX86_BUILTIN_PHADDUDQ): Ditto.
6892 (IX86_BUILTIN_PHSUBBW): Ditto.
6893 (IX86_BUILTIN_PHSUBWD): Ditto.
6894 (IX86_BUILTIN_PHSUBDQ): Ditto.
6895 (IX86_BUILTIN_PROTB): Ditto.
6896 (IX86_BUILTIN_PROTW): Ditto.
6897 (IX86_BUILTIN_PROTD): Ditto.
6898 (IX86_BUILTIN_PROTQ): Ditto.
6899 (IX86_BUILTIN_PROTB_IMM): Ditto.
6900 (IX86_BUILTIN_PROTW_IMM): Ditto.
6901 (IX86_BUILTIN_PROTD_IMM): Ditto.
6902 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6903 (IX86_BUILTIN_PSHLB): Ditto.
6904 (IX86_BUILTIN_PSHLW): Ditto.
6905 (IX86_BUILTIN_PSHLD): Ditto.
6906 (IX86_BUILTIN_PSHLQ): Ditto.
6907 (IX86_BUILTIN_PSHAB): Ditto.
6908 (IX86_BUILTIN_PSHAW): Ditto.
6909 (IX86_BUILTIN_PSHAD): Ditto.
6910 (IX86_BUILTIN_PSHAQ): Ditto.
6911 (IX86_BUILTIN_FRCZSS): Ditto.
6912 (IX86_BUILTIN_FRCZSD): Ditto.
6913 (IX86_BUILTIN_FRCZPS): Ditto.
6914 (IX86_BUILTIN_FRCZPD): Ditto.
6915 (IX86_BUILTIN_CVTPH2PS): Ditto.
6916 (IX86_BUILTIN_CVTPS2PH): Ditto.
6917 (IX86_BUILTIN_COMEQSS): Ditto.
6918 (IX86_BUILTIN_COMNESS): Ditto.
6919 (IX86_BUILTIN_COMLTSS): Ditto.
6920 (IX86_BUILTIN_COMLESS): Ditto.
6921 (IX86_BUILTIN_COMGTSS): Ditto.
6922 (IX86_BUILTIN_COMGESS): Ditto.
6923 (IX86_BUILTIN_COMUEQSS): Ditto.
6924 (IX86_BUILTIN_COMUNESS): Ditto.
6925 (IX86_BUILTIN_COMULTSS): Ditto.
6926 (IX86_BUILTIN_COMULESS): Ditto.
6927 (IX86_BUILTIN_COMUGTSS): Ditto.
6928 (IX86_BUILTIN_COMUGESS): Ditto.
6929 (IX86_BUILTIN_COMORDSS): Ditto.
6930 (IX86_BUILTIN_COMUNORDSS): Ditto.
6931 (IX86_BUILTIN_COMFALSESS): Ditto.
6932 (IX86_BUILTIN_COMTRUESS): Ditto.
6933 (IX86_BUILTIN_COMEQSD): Ditto.
6934 (IX86_BUILTIN_COMNESD): Ditto.
6935 (IX86_BUILTIN_COMLTSD): Ditto.
6936 (IX86_BUILTIN_COMLESD): Ditto.
6937 (IX86_BUILTIN_COMGTSD): Ditto.
6938 (IX86_BUILTIN_COMGESD): Ditto.
6939 (IX86_BUILTIN_COMUEQSD): Ditto.
6940 (IX86_BUILTIN_COMUNESD): Ditto.
6941 (IX86_BUILTIN_COMULTSD): Ditto.
6942 (IX86_BUILTIN_COMULESD): Ditto.
6943 (IX86_BUILTIN_COMUGTSD): Ditto.
6944 (IX86_BUILTIN_COMUGESD): Ditto.
6945 (IX86_BUILTIN_COMORDSD): Ditto.
6946 (IX86_BUILTIN_COMUNORDSD): Ditto.
6947 (IX86_BUILTIN_COMFALSESD): Ditto.
6948 (IX86_BUILTIN_COMTRUESD): Ditto.
6949 (IX86_BUILTIN_COMEQPS): Ditto.
6950 (IX86_BUILTIN_COMNEPS): Ditto.
6951 (IX86_BUILTIN_COMLTPS): Ditto.
6952 (IX86_BUILTIN_COMLEPS): Ditto.
6953 (IX86_BUILTIN_COMGTPS): Ditto.
6954 (IX86_BUILTIN_COMGEPS): Ditto.
6955 (IX86_BUILTIN_COMUEQPS): Ditto.
6956 (IX86_BUILTIN_COMUNEPS): Ditto.
6957 (IX86_BUILTIN_COMULTPS): Ditto.
6958 (IX86_BUILTIN_COMULEPS): Ditto.
6959 (IX86_BUILTIN_COMUGTPS): Ditto.
6960 (IX86_BUILTIN_COMUGEPS): Ditto.
6961 (IX86_BUILTIN_COMORDPS): Ditto.
6962 (IX86_BUILTIN_COMUNORDPS): Ditto.
6963 (IX86_BUILTIN_COMFALSEPS): Ditto.
6964 (IX86_BUILTIN_COMTRUEPS): Ditto.
6965 (IX86_BUILTIN_COMEQPD): Ditto.
6966 (IX86_BUILTIN_COMNEPD): Ditto.
6967 (IX86_BUILTIN_COMLTPD): Ditto.
6968 (IX86_BUILTIN_COMLEPD): Ditto.
6969 (IX86_BUILTIN_COMGTPD): Ditto.
6970 (IX86_BUILTIN_COMGEPD): Ditto.
6971 (IX86_BUILTIN_COMUEQPD): Ditto.
6972 (IX86_BUILTIN_COMUNEPD): Ditto.
6973 (IX86_BUILTIN_COMULTPD): Ditto.
6974 (IX86_BUILTIN_COMULEPD): Ditto.
6975 (IX86_BUILTIN_COMUGTPD): Ditto.
6976 (IX86_BUILTIN_COMUGEPD): Ditto.
6977 (IX86_BUILTIN_COMORDPD): Ditto.
6978 (IX86_BUILTIN_COMUNORDPD): Ditto.
6979 (IX86_BUILTIN_COMFALSEPD): Ditto.
6980 (IX86_BUILTIN_COMTRUEPD): Ditto.
6981 (IX86_BUILTIN_PCOMEQUB): Ditto.
6982 (IX86_BUILTIN_PCOMNEUB): Ditto.
6983 (IX86_BUILTIN_PCOMLTUB): Ditto.
6984 (IX86_BUILTIN_PCOMLEUB): Ditto.
6985 (IX86_BUILTIN_PCOMGTUB): Ditto.
6986 (IX86_BUILTIN_PCOMGEUB): Ditto.
6987 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6988 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6989 (IX86_BUILTIN_PCOMEQUW): Ditto.
6990 (IX86_BUILTIN_PCOMNEUW): Ditto.
6991 (IX86_BUILTIN_PCOMLTUW): Ditto.
6992 (IX86_BUILTIN_PCOMLEUW): Ditto.
6993 (IX86_BUILTIN_PCOMGTUW): Ditto.
6994 (IX86_BUILTIN_PCOMGEUW): Ditto.
6995 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6996 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6997 (IX86_BUILTIN_PCOMEQUD): Ditto.
6998 (IX86_BUILTIN_PCOMNEUD): Ditto.
6999 (IX86_BUILTIN_PCOMLTUD): Ditto.
7000 (IX86_BUILTIN_PCOMLEUD): Ditto.
7001 (IX86_BUILTIN_PCOMGTUD): Ditto.
7002 (IX86_BUILTIN_PCOMGEUD): Ditto.
7003 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7004 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7005 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7006 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7007 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7008 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7009 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7010 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7011 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7012 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7013 (IX86_BUILTIN_PCOMEQB): Ditto.
7014 (IX86_BUILTIN_PCOMNEB): Ditto.
7015 (IX86_BUILTIN_PCOMLTB): Ditto.
7016 (IX86_BUILTIN_PCOMLEB): Ditto.
7017 (IX86_BUILTIN_PCOMGTB): Ditto.
7018 (IX86_BUILTIN_PCOMGEB): Ditto.
7019 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7020 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7021 (IX86_BUILTIN_PCOMEQW): Ditto.
7022 (IX86_BUILTIN_PCOMNEW): Ditto.
7023 (IX86_BUILTIN_PCOMLTW): Ditto.
7024 (IX86_BUILTIN_PCOMLEW): Ditto.
7025 (IX86_BUILTIN_PCOMGTW): Ditto.
7026 (IX86_BUILTIN_PCOMGEW): Ditto.
7027 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7028 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7029 (IX86_BUILTIN_PCOMEQD): Ditto.
7030 (IX86_BUILTIN_PCOMNED): Ditto.
7031 (IX86_BUILTIN_PCOMLTD): Ditto.
7032 (IX86_BUILTIN_PCOMLED): Ditto.
7033 (IX86_BUILTIN_PCOMGTD): Ditto.
7034 (IX86_BUILTIN_PCOMGED): Ditto.
7035 (IX86_BUILTIN_PCOMFALSED): Ditto.
7036 (IX86_BUILTIN_PCOMTRUED): Ditto.
7037 (IX86_BUILTIN_PCOMEQQ): Ditto.
7038 (IX86_BUILTIN_PCOMNEQ): Ditto.
7039 (IX86_BUILTIN_PCOMLTQ): Ditto.
7040 (IX86_BUILTIN_PCOMLEQ): Ditto.
7041 (IX86_BUILTIN_PCOMGTQ): Ditto.
7042 (IX86_BUILTIN_PCOMGEQ): Ditto.
7043 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7044 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7045 (enum multi_arg_type): New enum for describing the various SSE5
7046 intrinsic argument types.
7047 (bdesc_multi_arg): New table for SSE5 intrinsics.
7048 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7049 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7051 (ix86_expand_builtin): Add SSE5 intrinsic support.
7052 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7053 operand instructions.
7054 (ix86_expand_sse5_multiple_memory): New function to split the
7055 second memory reference from SSE5 instructions.
7056 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7057 (ix86_return_pops_args): Use stdarg_p to determine if the function
7058 has variable arguments.
7059 (ix86_setup_incoming_varargs): Ditto.
7060 (x86_this_parameter): Ditto.
7062 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7064 (ix86_expand_sse5_pack): Ditto.
7065 (ix86_sse5_valid_op_p): Ditto.
7066 (ix86_expand_sse5_multiple_memory): Ditto.
7068 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7069 constant for SSE5 support.
7070 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7071 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7072 (UNSPEC_SSE5_PERMUTE): Ditto.
7073 (UNSPEC_SSE5_ASHIFT): Ditto.
7074 (UNSPEC_SSE5_LSHIFT): Ditto.
7075 (UNSPEC_FRCZ): Ditto.
7076 (UNSPEC_CVTPH2PS): Ditto.
7077 (UNSPEC_CVTPS2PH): Ditto.
7078 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7080 (COM_FALSE_S): Ditto.
7081 (COM_FALSE_P): Ditto.
7082 (COM_TRUE_S): Ditto.
7083 (COM_TRUE_P): Ditto.
7084 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7085 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7087 (memory attribute): Ditto.
7088 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7089 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7090 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7091 (floor<mode>2): Ditto.
7092 (ceil<mode>2): Ditto.
7093 (btrunc<mode>2): Ditto.
7094 (nearbyintdf2): Ditto.
7095 (nearbyintsf2): Ditto.
7096 (sse_setccsf): Disable if SSE5.
7097 (sse_setccdf): Ditto.
7098 (sse5_setcc<mode>): New support for SSE5 conditional move.
7099 (sse5_pcmov_<mode>): Ditto.
7101 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7103 (SSEMODEF2P): Ditto.
7104 (ssemodesuffixf4): New mode attribute for SSE5.
7105 (ssemodesuffixf2s): Ditto.
7106 (ssemodesuffixf2c): Ditto.
7107 (sserotatemax): Ditto.
7108 (ssescalarmode): Ditto.
7109 (sse_maskcmpv4sf3): Disable if SSE5.
7110 (sse_maskcmpv2df3): Ditto.
7111 (sse_vmmaskcmpv4sf3): Ditto.
7112 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7113 (sse5_vmfmadd<mode>4): Ditto.
7114 (sse5_fmsub<mode>4): Ditto.
7115 (sse5_vmfmsub<mode>4): Ditto.
7116 (sse5_fnmadd<mode>4): Ditto.
7117 (sse5_vmfnmadd<mode>4): Ditto.
7118 (sse5_fnmsub<mode>4): Ditto.
7119 (sse5_vmfnmsub<mode>4): Ditto.
7120 (sse5i_fmadd<mode>4): Ditto.
7121 (sse5i_fmsub<mode>4): Ditto.
7122 (sse5i_fnmadd<mode>4): Ditto.
7123 (sse5i_fnmsub<mode>4): Ditto.
7124 (sse5i_vmfmadd<mode>4): Ditto.
7125 (sse5i_vmfmsub<mode>4): Ditto.
7126 (sse5i_vmfnmadd<mode>4): Ditto.
7127 (sse5i_vmfnmsub<mode>4): Ditto.
7128 (mulv16qi3): Add SSE5 support.
7130 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7131 (sse2_mulv4si3): Disable if SSE5.
7132 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7133 (sse4_1_roundps): Ditto.
7134 (sse4_1_roundsd): Ditto.
7135 (sse4_1_roundss): Ditto.
7136 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7138 (sse_maskcmpsf3): Ditto.
7139 (sse_vmmaskcmpv4sf3): Ditto.
7140 (sse2_maskcmpv2df3): Ditto.
7141 (sse2_maskcmpdf3): Ditto.
7142 (sse2_vmmaskcmpv2df3): Ditto.
7143 (sse2_eq<mode>3): Ditto.
7144 (sse2_gt<mode>3): Ditto.
7145 (sse5_pcmov_<mode>): Add SSE5 support.
7146 (vec_unpacku_hi_v16qi): Ditto.
7147 (vec_unpacks_hi_v16qi): Ditto.
7148 (vec_unpacku_lo_v16qi): Ditto.
7149 (vec_unpacks_lo_v16qi): Ditto.
7150 (vec_unpacku_hi_v8hi): Ditto.
7151 (vec_unpacks_hi_v8hi): Ditto.
7152 (vec_unpacku_lo_v8hi): Ditto.
7153 (vec_unpacks_lo_v8hi): Ditto.
7154 (vec_unpacku_hi_v4si): Ditto.
7155 (vec_unpacks_hi_v4si): Ditto.
7156 (vec_unpacku_lo_v4si): Ditto.
7157 (vec_unpacks_lo_v4si): Ditto.
7158 (sse5_pmacsww): New SSE5 intrinsic insn.
7159 (sse5_pmacssww): Ditto.
7160 (sse5_pmacsdd): Ditto.
7161 (sse5_pmacssdd): Ditto.
7162 (sse5_pmacssdql): Ditto.
7163 (sse5_pmacssdqh): Ditto.
7164 (sse5_pmacsdqh): Ditto.
7165 (sse5_pmacsswd): Ditto.
7166 (sse5_pmacswd): Ditto.
7167 (sse5_pmadcsswd): Ditto.
7168 (sse5_pmadcswd): Ditto.
7169 (sse5_pcmov_<move>): Conditional move support on SSE5.
7170 (sse5_phaddbw): New SSE5 intrinsic insn.
7171 (sse5_phaddbd): Ditto.
7172 (sse5_phaddbq): Ditto.
7173 (sse5_phaddwd): Ditto.
7174 (sse5_phaddwq): Ditto.
7175 (sse5_phadddq): Ditto.
7176 (sse5_phaddubw): Ditto.
7177 (sse5_phaddubd): Ditto.
7178 (sse5_phaddubq): Ditto.
7179 (sse5_phadduwd): Ditto.
7180 (sse5_phadduwq): Ditto.
7181 (sse5_phaddudq): Ditto.
7182 (sse5_phsubbw): Ditto.
7183 (sse5_phsubwd): Ditto.
7184 (sse5_phsubdq): Ditto.
7185 (sse5_pperm): Ditto.
7186 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7187 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7188 (sse5_pperm_sign_v8hi_v4si): Ditto.
7189 (sse5_pperm_zero_v8hi_v4si): Ditto.
7190 (sse5_pperm_sign_v4si_v2di): Ditto.
7191 (sse5_pperm_sign_v4si_v2di): Ditto.
7192 (sse5_pperm_pack_v2di_v4si): Ditto.
7193 (sse5_pperm_pack_v4si_v8hi): Ditto.
7194 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7195 (sse5_perm<mode>): New SSE5 intrinsic insn.
7196 (rotl<mode>3): Ditto.
7197 (sse5_rotl<mode>3): Ditto.
7198 (sse5_ashl<mode>3): Ditto.
7199 (sse5_lshl<mode>3): Ditto.
7200 (sse5_frcz<mode>2): Ditto.
7201 (sse5s_frcz<mode>2): Ditto.
7202 (sse5_cvtph2ps): Ditto.
7203 (sse5_cvtps2ph): Ditto.
7204 (sse5_vmmaskcmp<mode>3): Ditto.
7205 (sse5_com_tf<mode>3): Ditto.
7206 (sse5_maskcmp<mode>3): Ditto.
7207 (sse5_maskcmp_uns<mode>3): Ditto.
7208 (sse5_maskcmp_uns2<mode>3): Ditto.
7209 (sse5_pcom_tf<mode>3): Ditto.
7211 * config/i386/predicates.md (sse5_comparison_float_operator):
7212 New predicate to match the comparison operators supported by
7213 the SSE5 com instruction.
7214 (ix86_comparison_int_operator): New predicate to match just the
7215 signed int comparisons.
7216 (ix86_comparison_uns_operator): New predicate to match just the
7217 unsigned int comparisons.
7219 * doc/invoke.texi (-msse5): Add documentation.
7220 (-mfused-madd): Ditto.
7222 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7224 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7226 (x86_64-*-*): Ditto.
7228 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7230 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7231 intrinisics for SSE5.
7233 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7236 * config/i386/mmintrin-common.h: New file, to contain common
7237 instructions between SSE4.1 and SSE5.
7239 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7240 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7241 (gen_regparm_prefix): Ditto.
7243 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7244 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7245 prototype_p to determine if a function is prototyped.
7247 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7249 * c-common.c (c_common_reswords) add the alignof keyword,
7250 with same RID as __alignof and __alignof__
7252 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7254 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7255 * hooks.c (hook_bool_const_int_const_int_true): New function.
7256 * target.h (struct gcc_target): Add can_eliminate field.
7257 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7258 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7259 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7260 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7261 (elim_table): Revise comment.
7262 * system.h (CAN_ELIMINATE): Poison.
7263 * defaults.h (CAN_ELIMINATE): Remove.
7264 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7266 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7267 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7269 (alpha_vms_can_eliminate): Declare as static, change return type to
7271 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7273 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7274 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7275 (arm_can_eliminate): New function.
7277 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7278 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7279 (avr_can_eliminate): Declare as static.
7280 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7282 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7283 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7284 (bfin_can_eliminate): New function.
7286 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7287 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7288 (crx_can_eliminate): New function.
7290 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7291 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7292 (fr30_can_eliminate): New function.
7294 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7295 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7296 (frv_can_eliminate): New function.
7298 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7299 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7300 (h8300_can_eliminate): New function.
7302 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7303 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7304 (i386_can_eliminate): Declare as static, change return type to bool.
7305 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7307 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7308 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7309 (ia64_can_eliminate): New function.
7311 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7312 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7313 (iq2000_can_eliminate): New function.
7315 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7316 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7317 (m32r_can_eliminate): New function.
7319 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7320 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7321 (m68hc11_can_eliminate): New function.
7323 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7324 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7325 (m68k_can_eliminate): New function.
7327 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7328 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7329 (mep_can_eliminate): New function.
7331 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7332 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7333 (mips_can_eliminate): New function.
7335 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7336 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7337 (rs6000_can_eliminate): New function.
7339 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7340 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7341 (s390_can_eliminate): Declare as static.
7342 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7344 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7345 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7346 (score_can_eliminate): New function.
7348 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7349 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7350 (sparc_can_eliminate): Declare as static.
7351 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7353 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7354 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7355 (xstormy16_can_eliminate): New function.
7357 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7358 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7359 (v850_can_eliminate): New function.
7361 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7363 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7364 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7365 (*movdfcc_ext[1234]): Disable for IEEE mode.
7367 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7369 * gimplify.c (prepare_gimple_addressable): New static function.
7370 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7372 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7373 manually fiddling with it.
7375 2009-08-25 Michael Matz <matz@suse.de>
7377 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7378 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7380 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7381 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7382 (do_jump): Split out code for simple binary comparisons into ...
7383 (do_jump_1): ... this, taking the individual operands and code.
7384 Change callers to helper function above accordingly.
7385 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7388 2009-08-25 Michael Matz <matz@suse.de>
7390 * expr.h (struct separate_ops, sepops): New type for passing
7391 around an exploded simple expression.
7392 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7393 Use this structure instead of expression tree.
7394 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7395 expression, only its type.
7396 (expand_vec_cond_expr): Take type and individual operands instead
7398 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7399 expand_vec_shift_expr): Change prototype accordingly.
7400 * tree-vect-stmts.c (vectorizable_condition): Change call of
7401 expand_vec_cond_expr_p to pass only type.
7402 * expr.c (do_store_flags): Change prototype and implementation
7403 to take an exploded expression.
7404 (expand_expr_real_1): New local ops initialized with details
7405 of the full expression. Use it instead of full
7406 expression in calls to do_store_flags, expand_vec_cond_expr,
7407 expand_widen_pattern_expr and expand_vec_shift_expr.
7409 2009-08-25 Michael Matz <matz@suse.de>
7411 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7412 treeop2 initialized with first three operands of the full expression.
7413 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7415 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7417 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7418 (__gthread_objc_condition_allocate): Mark arguments as unused.
7419 (__gthread_objc_condition_deallocate): Likewise.
7420 (__gthread_objc_condition_wait): Likewise.
7421 (__gthread_objc_condition_broadcast): Likewise.
7422 (__gthread_objc_condition_signal): Likewise.
7423 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7424 (__gthread_objc_thread_id): Likewise.
7426 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7429 * tree-pretty-print.c (print_call_name): Print the correct call name
7430 for procedure pointer components.
7432 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7434 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7435 default_promote_function_mode when not VMS.
7437 2009-08-24 Olivier Hainque <hainque@adacore.com>
7439 * convert.c (convert_to_integer): Don't assume an input pointer is
7440 POINTER_SIZE wide. Fetch from the type instead.
7442 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7444 * configure.ac (AC_PREREQ): Bump to 2.64.
7446 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7448 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7449 (process_command): Don't search standard_exec_prefix_1 and
7450 standard_exec_prefix_2.
7452 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7454 * config/arm/arm.c (output_return_instruction): Handle for
7457 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7459 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7461 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7463 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7464 (*arm_movdf_vfp): Likewise.
7466 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7468 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7469 (vashr<mode>3): Rename from ashr<mode>3.
7470 (vlshr<mode>3): Rename from lshr<mode>3.
7472 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7475 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7476 (check_format_info_main): Use scalar_identify_flag.
7477 (check_format_types): Check for scalar size identity if
7478 scalar_identify_flag is set.
7479 (printf_length_specs): Extend by new field.
7480 (asm_fprintf_length_specs): Likewise.
7481 (gcc_diag_length_specs): Likewise.
7482 (scanf_length_specs): Likewise.
7483 (strfmon_length_specs): Likewise.
7484 (gcc_gfc_length_specs): Likewise.
7485 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7486 (ms_printf_flag_specs): Likewise.
7487 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7489 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7492 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7493 (*call_value_pop_1): Ditto.
7494 (*sibcall_pop_1): New insn pattern.
7495 (*sibcall_value_pop_1): Ditto.
7497 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7500 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7503 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7506 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7507 (get_reg_use_in): New function.
7508 (forward_propagate_subreg): Propagate through subreg of zero_extend
7511 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7513 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7514 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7516 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7518 * configure.ac: Remove --with-datarootdir, --with-docdir,
7519 --with-htmldir switches. No need to call AC_SUBST for
7520 datarootdir, docdir, htmldir any more.
7521 * configure: Regenerate.
7522 * doc/install.texi (Configuration): Document --datarootdir,
7523 --docdir, --htmldir, --pdfdir; update documentation for
7524 --infodir, --mandir.
7525 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7528 * aclocal.m4: Regenerate.
7529 * config.in: Regenerate.
7530 * configure: Regenerate.
7532 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7533 Olivier Hainque <hainque@adacore.com>
7535 * config/ia64/ia64.c: Include libfuncs.h.
7536 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7537 (ia64_expand_call): Use reg 25 on VMS.
7538 (ia64_initialize_trampoline): Fix for VMS ABI.
7539 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7540 (ia64_function_arg): Initialize reg 25 on VMS.
7541 Fix OpenVMS ABI issues for varargs.
7542 For OpenVMS, emit the Argument Information register set in the
7543 incoming/sibcall case as well.
7544 (ia64_arg_type): New function.
7545 (ia64_function_arg_advance): Keep track of cum->words.
7546 Fix OpenVMS ABI issues for varargs.
7547 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7548 (ia64_override_options): Set flag_no_common on VMS.
7549 (ia64_init_builtins): Disable FWRITE builtin.
7550 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7551 (ia64_vms_init_libfuncs): Add decc$ routines.
7552 (ia64_vms_valid_pointer_mode): New function.
7553 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7554 (ia64_promote_function_mode): New function
7555 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7556 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7557 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7558 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7559 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7560 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7561 Suppress trailing '#' if VALUE is numeric.
7562 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7563 ia64_promote_function_mode.
7564 (TARGET_VALID_POINTER_MODE): Define.
7566 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7569 * config/rs6000/rs6000.c (rs6000_override_options): Use
7570 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7573 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7574 reporting of vector + decimal/boolean/complex error.
7576 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7578 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7579 __vector double TYPE_DECL.
7581 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7583 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7584 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7585 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7586 to pointer to enum machine_mode. Update all callers as needed.
7588 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7590 * config/alpha/alpha.md (exception_receiver): Emit alternative
7591 GP load sequence if flag_reorder_blocks_and_partition is set.
7592 (*exception_receiver_2): Also enable when
7593 flag_reorder_blocks_and_partition is set.
7595 2009-08-20 Matt Rice <ratmice@gmail.com>
7596 Diego Novillo <dnovillo@google.com>
7598 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7601 2009-08-20 Richard Guenther <rguenther@suse.de>
7603 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7604 * c-tree.h (c_dup_lang_specific_decl): Remove.
7605 (struct lang_decl, struct lang_type): Move definitions ...
7606 * c-lang.h: ... here. New file.
7607 * c-decl.c: Include c-lang.h.
7608 (c_dup_lang_specific_decl): Remove.
7609 * c-typeck.c: Include c-lang.h.
7610 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7611 (c-typeck.o): Likewise.
7612 * c-config-lang.in (gtfiles): Add c-lang.h.
7613 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7616 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7618 * config/alpha/alpha.c (alpha_end_function): Do not clear
7619 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7620 this is now handled in generic code.
7622 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7624 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7625 (s390_z10_fix_long_loop_prediction): New function.
7626 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7627 (s390_reorg): Walk over the INSNs and invoke
7628 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7630 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7632 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7633 "*brx_64bit", "*brx_31bit"): New patterns.
7634 * config/s390/s390.c ('E'): New output modifier.
7636 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7637 Richard Earnshaw <richard.earnshaw@arm.com>
7639 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7640 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7642 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7644 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7646 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7647 for mode mode of operand0 when doing secondary reload for SAR.
7649 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7652 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7653 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7655 2009-08-19 Jason Merrill <jason@redhat.com>
7657 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7658 supported template depth in C++0x.
7660 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7662 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7663 free_after_compilation.
7664 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7665 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7666 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7667 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7668 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7669 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7670 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7672 2009-08-19 Ian Lance Taylor <iant@google.com>
7674 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7675 of (plus (mult (neg B) C) A).
7677 2009-08-18 Michael Matz <matz@suse.de>
7679 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7680 instead of comparing TYPE_MAIN_VARIANT for equality.
7681 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7682 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7683 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7684 * gimplify.c (goa_lhs_expr_p): Ditto and use
7685 STRIP_USELESS_TYPE_CONVERSION.
7687 2009-08-18 Michael Matz <matz@suse.de>
7689 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7690 first field in a struct.
7691 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7693 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7695 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7696 locators before emit_insn is called. Remove assert that
7698 (alpha_end_function): Clear crtl->emit structure and free insn
7699 locators if cfun->is_thunk is true.
7701 2009-08-18 Jason Merrill <jason@redhat.com>
7703 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7705 * configure.ac: Test for it.
7706 * configure, config.in: Regenerate.
7707 * doc/install.texi: Document --enable-gnu-unique-object.
7709 2009-08-18 Richard Guenther <rguenther@suse.de>
7712 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7713 pow(x,y*z) only if x is nonnegative.
7715 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7717 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7721 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7722 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7724 2009-08-17 DJ Delorie <dj@redhat.com>
7726 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7727 * config/m32c/prologue.md (epilogue_freit): New.
7729 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7730 (bank_switch_p): Likewise.
7731 (fast_interrupt_p): Likewise.
7732 (interrupt_p): Likewise.
7733 (m32c_conditional_register_usage): Round memregs size up.
7734 (need_to_save): We only need to save $a0 when we use ENTER.
7735 (interrupt_p): Check for fast_interrupt too.
7736 (bank_switch_p): New.
7737 (fast_interrupt_p): New.
7738 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7739 (m32c_emit_prolog): Support bank switching and fast interrupts.
7740 * doc/extend.texi (Function Attributes): Add bank_switch and
7743 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7745 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7746 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7748 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7750 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7751 (menu): Add IA-64/VMS Options.
7752 (IA-64/VMS Options): Likewise.
7754 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7757 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7759 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7761 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7762 (mips_pop_asm_switch): Likewise.
7763 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7765 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7766 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7767 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7768 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7769 instead of set_noreorder.
7770 (mips_output_function_prologue): Use the new functions.
7771 (mips_output_function_epilogue): Likewise.
7772 (mips_need_noat_wrapper_p): New function, split out from...
7773 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7774 Use mips_push_asm_switch and mips_pop_asm_switch.
7775 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7776 and mips_pop_asm_switch.
7777 (ASM_OUTPUT_REG_POP): Likewise.
7778 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7779 Use mips_pop_asm_switch.
7780 (mips_asm_switch): New structure.
7781 (set_noreorder, set_nomacro): Replace with...
7782 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7783 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7784 instead of set_nomacro.
7785 (fix_truncsfsi2_macro): Likewise.
7786 (cprestore): Likewise.
7787 (hazard): Use mips_noreorder instead of set_noreorder.
7788 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7790 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7792 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7793 from prev_active_insn.
7795 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7797 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7798 * config/avr/avr.c (avr_override_options): Initialize
7799 avr_current_arch variable.
7800 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7801 __AVR_HAVE_16BIT_SP__ according to the device type.
7802 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7804 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7805 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7807 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7810 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7811 generating inlined subroutine die only. We shouldn't be
7812 called for anything else.
7813 (gen_block_die): Don't generate inline subroutine debug info for
7816 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7818 * graphite-poly.c (print_pbb): Print PBB index.
7820 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7823 * graphite-interchange.c (ppl_max_for_le): Moved...
7824 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7825 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7826 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7827 * graphite-ppl.h (ppl_max_for_le): Declared.
7829 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7831 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7832 supported on all platforms.
7833 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7834 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7835 * c-pragma.c: Likewise.
7836 * target-def.h (TARGET_INITIALIZER): Remove
7837 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7838 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7840 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7842 * config/ia64/fde-vms.c: New file.
7843 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7844 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7845 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7846 (uw_frame_state_for): Only register a personality routine if it is
7847 known to be compatible with our expectations.
7848 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7849 Declare unw_table_entry stack variable and
7850 mod all calls to _Unwind_FindTableEntry to add arg.
7851 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7852 (_Unwind_FindTableEntry): Add arg to prototype.
7854 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7856 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7857 field 'signal_pfs_loc'.
7858 (uw_frame_state_for): Remove duplicate code dealing with leaf
7859 procedures without unwind info.
7860 If in the frame after unwinding through a signal handler, restore
7861 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7862 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7863 'pfs_loc' to the AR.PFS location in the signal context; instead
7864 set 'signal_pfs_loc'.
7865 Manually generate the unwind info for the AR.PFS register.
7866 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7867 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7868 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7869 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7870 instead set 'signal_pfs_loc'.
7871 Remove code preventing the AR.PFS register from being restored
7872 from the signal context.
7874 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7875 Tristan Gingold <gingold@adacore.com>
7877 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7878 * config/ia64/t-vms: New file.
7879 * config/ia64/vms64.h: New file.
7880 * config/ia64/vms.h: New file.
7881 * config/ia64/vms-crtinit.asm: New file.
7882 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7883 * config/ia64/vms-unwind.h: New file.
7885 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7887 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7890 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7893 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7895 * real.h (do_mpc_arg2): ... here.
7896 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7899 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7901 * final.c (add_debug_prefix_map): Don't use GC memory for
7902 old_prefix and new_prefix.
7904 2009-08-14 Richard Guenther <rguenther@suse.de>
7906 * ipa-prop.c (compute_complex_pass_through): If we cannot
7907 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7909 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7911 * c-lex.c (c_lex_with_flags): Increase size of local variable
7912 to avoid memory clobber.
7914 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7917 * config/i386/i386.c (ix86_fp_comparison_strategy):
7918 Only enable/disable sahf at function granularity.
7920 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7922 PR rtl-optimization/41064
7923 * reload1.c (reload_as_needed): Don't call extract_insn
7924 for known invalid replacements after calling
7925 validate_replace_rtx_group and verify_changes.
7927 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7931 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7932 ix86_expand_fp_vcond.
7933 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7934 Assert that operation is supported by ix86_expand_int_vcond.
7935 (vcondu<SSEMODE124C8:mode>): Ditto.
7937 2009-08-13 DJ Delorie <dj@redhat.com>
7939 * config/i386/djgpp-stdint.h: New.
7940 * config.gcc (djgpp): Use it.
7942 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7945 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7947 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7949 * tree-ssa-loop-prefetch.c
7950 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7951 for long-stride pruning.
7952 (compute_miss_rate): New function to compute the probability
7953 that two memory references access different cache lines.
7955 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7957 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7959 2009-08-13 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7963 use the constant pointer type.
7964 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7965 of CV qualifiers on the target pointer type.
7966 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7967 conversion check before restrict check.
7969 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7972 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7974 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7976 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7978 2009-08-12 Richard Guenther <rguenther@suse.de>
7980 PR tree-optimization/41011
7981 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7982 and reference constructing.
7984 2009-08-12 Xinliang David Li <davidxl@google.com>
7986 PR tree-optimization/41012
7987 * tree-flow.h : New external interface.
7988 * gimple-low.c (check_call_arg): Change to public function.
7989 Remove argument mismatch check in lowering.
7990 * tree-inline.h (tree_can_inline_p): Interface change.
7991 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7993 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7994 Call change to tree_can_inline_p function.
7995 (cgraph_decide_inlining_incrementally): Ditto.
7997 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7999 PR tree-optimization/41031
8000 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8001 on the partition variable rather than promote_mode on the source
8002 type. Assert that the partition variable's type has the same
8003 mode as the source value's.
8005 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8007 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8008 for for_return == 2.
8009 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8011 * calls.c (expand_call): Fix typo.
8012 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8014 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8016 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8017 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8018 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8019 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8021 2009-08-12 Andrew Haley <aph@redhat.com>
8023 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8025 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8028 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8030 2009-08-12 Richard Guenther <rguenther@suse.de>
8032 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8033 * gimplify.c (gimplify_modify_expr): Do not use
8034 lang_hooks.types_compatible_p.
8035 * tree-ssa.c (useless_type_conversion_p): For aggregates
8036 just return false if the canonical types differ.
8038 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8041 * sese.c (convert_for_phi_arg): New.
8042 (add_guard_exit_phis): Use convert_for_phi_arg.
8044 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8046 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8047 unknown subscript upper bounds.
8049 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8050 Pranav Garg <pranav.garg2107@gmail.com>
8052 * graphite-interchange.c (gather_access_strides): Removed.
8053 (ppl_max_for_le): New.
8054 (build_linearized_memory_access): New.
8055 (memory_stride_in_loop): New.
8056 (pbb_interchange_profitable_p): Reimplemented.
8057 * graphite-ppl.h (ppl_new_id_map): New.
8058 (ppl_interchange): New.
8060 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8062 * graphite-interchange.c (compute_subscript): Removed.
8063 (compute_array_size_cstr): Removed.
8064 (compute_array_size_poly): Removed.
8065 (compute_array_size): Removed.
8066 (gather_access_strides_poly): Removed.
8067 (gather_access_strides): Empty.
8069 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8071 * graphite-dependences.c (dependence_polyhedron_1): Replace
8072 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8073 (graphite_legal_transform_dr): Same.
8074 (graphite_carried_dependence_level_k): Same.
8075 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8076 Initialize PDR_NB_SUBSCRIPTS.
8077 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8079 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8080 (PDR_NB_SUBSCRIPTS): New.
8081 (pdr_nb_subscripts): Removed.
8082 (pdr_dim): Simplified.
8083 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8084 with PDR_NB_SUBSCRIPTS.
8086 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8088 * graphite-interchange.c (compute_array_size): Remove use of
8090 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8091 Do not initialize PDR_DATA_CONTAINER.
8092 (print_pdr): Do not print PDR_DATA_CONTAINER.
8093 * graphite-poly.h (struct poly_dr): Remove data_container field.
8094 (PDR_DATA_CONTAINER): Removed.
8095 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8097 (build_poly_dr): Same.
8099 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8100 Sebastian Pop <sebastian.pop@amd.com>
8102 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8103 copy of the dependence polyhedron. Free the temporary objects.
8104 (graphite_carried_dependence_level_k): Free unused objects before
8107 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8109 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8110 Early return without analyzing the data dependences if no
8111 transform has been done. Call restore_scattering if the transform
8113 (graphite-interchange.c): Same.
8114 * graphite-poly.c (print_scattering_function): Test for
8116 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8117 (apply_poly_transforms): Do not gcc_assert that
8118 the transform is legal.
8119 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8120 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8121 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8122 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8123 * graphite-poly.h (struct poly_scattering): New.
8124 (struct poly_bb): Add original, transformed, and saved fields.
8125 Remove transformed_scattering, original_scattering,
8126 nb_local_variables and nb_scattering_transform fields.
8127 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8128 (poly_scattering_new): New.
8129 (poly_scattering_free): New.
8130 (poly_scattering_copy): New.
8131 (store_scattering_pbb): New.
8132 (store_scattering): New.
8133 (restore_scattering_pbb): New.
8134 (restore_scattering): New.
8135 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8136 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8138 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8140 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8143 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8145 * Makefile.in (graphite.o): Depends on PREDICT_H.
8146 * graphite.c: Include predict.h.
8147 (graphite_finalize): Call tree_estimate_probability.
8148 * predict.c (predict_loops): Do not call scev_initialize and
8150 (tree_estimate_probability_bb): New.
8151 (tree_estimate_probability): Do not initialize loops: move that
8152 code to the driver. Call tree_estimate_probability_bb.
8153 (tree_estimate_probability_driver): New.
8154 (pass_profile): Use tree_estimate_probability_driver.
8155 * predict.h (tree_estimate_probability): Declared.
8157 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8159 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8160 * graphite-dependences.c (graphite_legal_transform): Add time to
8161 TV_GRAPHITE_DATA_DEPS.
8162 (dependency_between_pbbs_p): Same.
8163 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8165 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8167 PR rtl-optimization/41033
8168 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8169 aliasing is disabled.
8171 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8173 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8174 si_mask_operand, and_load_operand, low_bitmask_operand,
8175 and_reg_operand, and_operand): New predicates.
8176 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8177 * config/mips/mips.c (and_operands_ok): New function.
8178 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8179 * config/mips/mips.md (move_type): Add ext_ins and logical.
8180 (type): Handle them.
8181 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8182 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8183 shift_shift. Remove commutative constraint modifier.
8184 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8186 (*clear_upper32_dext): Remove define_insn_and_split.
8187 (*clear_upper32): Turn this define_insn_and_split ...
8188 (splitter for ANDing register with 0xffff_ffff): .. into this.
8190 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8192 * combine.c (try_widen_shift_mode): Factor out code to check if an
8193 integer constant is a low-order bitmask from here ...
8194 * rtlanal.c (low_bitmask_len): ... to here.
8195 * rtl.h (low_bitmask_len): Declare.
8197 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8200 * config/alpha/alpha.md (addsi3): Remove expander.
8201 (addsi3): Rename from *addsi3_internal insn pattern.
8202 (subsi3): Remove expander.
8203 (subsi3): Rename from *subsi3_internal insn pattern.
8205 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8207 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8210 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8211 Eric Botcazou <botcazou@adacore.com>
8212 Douglas B Rupp <rupp@gnat.com>
8214 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8215 that records that fit in 64 bits are returned by immediate value,
8216 as required by OpenVMS Calling Standard.
8217 (function_value): Adjust for above modification.
8218 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8219 virtual_incoming_args_rtx as base object, not next_arg.
8220 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8222 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8224 * reload.c (find_reloads_subreg_address): Check the original
8225 req_equiv_mem address to detect the case where an address is
8226 not valid in the outer mode.
8228 2009-08-11 Richard Guenther <rguenther@suse.de>
8231 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8233 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8235 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8236 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8238 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8239 Douglas B Rupp <rupp@gnat.com>
8241 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8242 PT_STACK when frame_pointer_needed on OpenVMS.
8243 (alpha_pv_save_size, alpha_using_fp): Remove.
8244 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8245 with proper processing for PT_NULL.
8246 (alpha_vms_initial_elimination_offset): New function. Support for
8247 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8248 (alpha_sa_size): Force procedure type to PT_STACK when
8249 frame_pointer_needed on OpenVMS.
8250 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8251 (alpha_using_fp): Likewise.
8252 (alpha_vms_can_eliminate): Add prototype.
8253 (alpha_vms_initial_elimination_offset): Likewise.
8254 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8255 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8257 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8258 Douglas B Rupp <rupp@gnat.com>
8260 * config/alpha/alpha.c (common_object_handler): New function.
8261 (vms_attribute_table): Declare a single attribute "common_object".
8262 (vms_output_aligned_decl_common): New global function.
8263 (SECTION_VMS_OVERLAY): Delete.
8264 (SECTION_VMS_GLOBAL): Likewise.
8265 (SECTION_VMS_INITIALIZE): Likewise.
8266 (vms_asm_named_section): Remove support for above flags.
8267 (vms_section_type_flags): Delete.
8268 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8269 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8270 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8271 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8273 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8276 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8277 (sub_ddmmss): Likewise.
8279 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8282 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8285 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8288 * reload1.c (reload_as_needed): Use cancel_changes to completely
8289 undo a failed replacement attempt.
8291 2009-08-10 Richard Guenther <rguenther@suse.de>
8294 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8295 (useless_type_conversion_p): ... here. Require pointer targets
8298 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8301 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8302 loose the original type of the statement list.
8304 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8306 * config/alpha/alpha.c: Include libfuncs.h
8307 (avms_asm_output_extern): New function.
8308 (alpha_init_libfuncs): Init some decc libfuncs.
8309 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8310 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8311 (DO_CRTL_NAMES): Define.
8313 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8314 (LONG_TYPE_SIZE): Define.
8315 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8316 (SUBTARGET_SWITCHES): Define malloc64 switch.
8317 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8318 (MASK_RETURN_ADDR): Define.
8319 doc/invoke.texi (mmalloc64): Document switch.
8321 2009-08-09 Olivier Hainque <hainque@adacore.com>
8322 Douglas B Rupp <rupp@gnat.com>
8324 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8325 uses_condition_handler.
8326 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8327 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8328 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8329 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8330 (code_for_builtin): New insn codes for the new alpha_builtins.
8331 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8332 (alpha_sa_size): Account for uses_condition_handler.
8333 (alpha_expand_prologue): Likewise.
8334 (alpha_start_function): Likewise.
8335 (alpha_expand_epilogue): Likewise.
8336 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8337 establish/revert expanders.
8338 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8339 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8340 New expander, resorting to the alpha.c associated function.
8341 (builtin_revert_vms_condition_handler): Likewise.
8342 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8343 __gcc_shell_handler, the static VMS condition handler used as
8344 an indirection wrapper to the current dynamically established
8346 * config/alpha/vms-unwind.h: Complete rewrite.
8347 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8348 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8350 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8351 Douglas B Rupp <rupp@gnat.com>
8353 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8354 (alpha_need_linkage): Handle aliases. Return function symbol.
8355 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8356 Use ultimate alias target for the linkage name.
8357 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8358 by alpha_need_linkage for the function symbol.
8359 (setmemdi): Likewise.
8361 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8363 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8364 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8365 (ASM_WEAKEN_LABEL): Define.
8366 (CRT_CALL_STATIC_FUNCTION): Define.
8367 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8368 (ENDFILE_SPEC): Define.
8369 (INIT_SECTION_ASM_OP): Define.
8370 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8371 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8373 (MULTILIB_OSDIRNAMES): Define.
8374 (shlib_version): Define.
8375 (SHLIB_EXT): Define.
8376 (SHLIB_OBJS): Define.
8377 (SHLIB_NAME): Define.
8378 (SHLIB_MULTILIB): Define.
8379 (SHLIB_INSTALL): Define.
8380 (SHLIB_SYMVEC): Define.
8381 (SHLIB_SYMVECX2): Define.
8382 (SHLIB_LINK): Define.
8384 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8386 * config/alpha/alpha.c (alpha_initialize_trampoline):
8387 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8388 (alpha_start_function): Emit transfer address on nested functions
8389 for VMS trampoline call.
8390 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8391 since no longer used.
8392 * config/alpha/vms-tramp.asm: Remove.
8393 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8394 since now only data initialized at runtime.
8396 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8398 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8399 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8400 (MD_EXEC_PREFIX): Remove, no longer used.
8401 (MD_STARTFILE_PREFIX): Likewise.
8402 (INCLUDE_DEFAULTS): Likewise.
8403 * config/alpha/t-vms:
8404 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8406 2009-08-09 Richard Guenther <rguenther@suse.de>
8408 PR tree-optimization/41016
8409 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8410 (operand_precision): Remove.
8411 (integral_operand_p): Likewise.
8412 (recognize_single_bit_test): Adjust.
8414 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8416 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8417 operation overflows. Likewise non-cast unary arithmetic.
8418 If one arm of a conditional expression is always taken,
8419 inhibit evaluation warnings for the other arm. Likewise inhibit
8420 evaluation warnings for the second && or || operand if the first
8421 operand is enough to determine the result.
8422 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8424 (build_binary_op): Prevent duplicate evaluation warnings.
8426 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8428 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8429 and destination have different modes, Use promote_mode to
8430 determine the signedness of the conversion. Assert that the
8431 promoted source mode matches the destination mode. Don't pass
8432 the destination and destination mode to expand_expr if the source
8433 mode is different. Simplify conversion logic.
8435 2009-08-09 Ira Rosen <irar@il.ibm.com>
8437 PR tree-optimization/41008
8438 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8439 from condition only in case it's a comparison. Adjust checks.
8441 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8443 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8444 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8445 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8446 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8447 (dump_cand): Handle them.
8448 (struct iv_cand): New members COST_STEP and AINC_USE.
8449 (stmt_after_increment): Likewise.
8450 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8451 callers changed. Use gimple_uid comparison instead of scanning.
8452 (add_candidate_1): When looking for identical candidates, take
8453 AINC_USE into account. Set it for new candidates.
8454 (force_expr_to_var_cost): Cast target_spill_cost to int.
8455 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8456 All callers changed. Check for availability of autoinc addressing
8457 modes, both in general for a given mode, and in the specific use case.
8458 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8460 (get_computation_cost): Likewise.
8461 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8462 add_autoinc_candidates): New static functions.
8463 (add_candidate): Call add_autoinc_candidates for candidates based on
8465 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8466 (determine_use_iv_cost_address): If we have an autoinc candidate at
8467 the matching use, verify autoinc is possible and subtract the cost
8468 of the candidate's step from the cost.
8469 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8470 member of the candidate.
8471 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8472 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8474 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8476 * config.build (ia64-hp-*vms*): New target.
8477 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8479 * config.gcc (ia64-hp-*vms*): New target.
8480 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8482 * config.host (ia64-hp-*vms*): New target.
8483 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8486 2009-08-08 Richard Guenther <rguenther@suse.de>
8488 PR tree-optimization/40991
8489 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8491 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8493 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8494 mode check. Do truncations in an integer mode.
8495 (force_to_mode): Handle subregs for all mode types. Only do
8496 arithmetic simplifications on integer modes.
8498 2009-08-07 Richard Guenther <rguenther@suse.de>
8500 PR tree-optimization/40999
8501 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8502 (maybe_fold_reference): Lookup constant initializers.
8503 (fold_gimple_assign): Likewise.
8505 2009-08-07 Richard Guenther <rguenther@suse.de>
8507 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8508 that require structural equality defer to the langhook.
8510 2009-08-07 Martin Jambor <mjambor@suse.cz>
8512 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8514 (struct ipa_pass_through_data): New type.
8515 (struct ipa_ancestor_jf_data): New type.
8516 (union jump_func_value): Removed field formal_id, added fields
8517 pass_through and ancestor.
8518 (struct ipa_param_call_note): Changed type of formal_id to int from
8520 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8521 operations jump functions and ancestor jump functions.
8522 (compute_complex_pass_through): New function.
8523 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8524 reflect changes in the jump function strucutre.
8525 (update_jump_functions_after_inlining): Ignore complex pass-through
8526 and ancestor jump functions.
8527 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8528 polynomial pass-through with operation jump functions.
8530 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8532 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8533 fde->dw_fde_begin as begin label instead of hot/cold label.
8534 Use LLSDAC label instead of LLSDA for second section lsda.
8535 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8536 label instead of LLSDA if it is true.
8537 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8539 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8540 SECTION argument. Use it as index into crtl->eh.call_site_record
8542 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8543 use it to determine how to print table entries instead of using
8544 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8545 label instead of normal begin label as base.
8546 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8547 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8548 ensure no EH range spans between sections and that landing pads
8549 are always in the corresponding section.
8550 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8551 for crtl->eh.call_site_record being an array rather than scalar.
8552 (output_one_function_exception_table): New function, copied
8553 from output_function_exception_table. Adjust
8554 dw2_size_of_call_site_table, dw2_output_call_site_table
8555 callers. For SECOND section use *C suffixed labels.
8556 (output_function_exception_table): Call
8557 output_one_function_exception_table and, when doing hot/cold
8558 partitioning, also another time for the second section.
8559 * opts.c: Include except.h.
8560 (decode_options): Allow -freorder-blocks-and-partition with
8561 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8562 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8563 * function.h (struct rtl_eh): Change call_site_record from
8564 scalar into array of 2 elements.
8566 2009-08-07 Martin Jambor <mjambor@suse.cz>
8568 * ipa-prop.c (count_formal_params_1): New function.
8569 (ipa_get_vector_of_formal_parms): New function.
8570 (get_vector_of_formal_parm_types): New function.
8571 (ipa_modify_formal_parameters): New function.
8572 (ipa_modify_call_arguments): New function.
8573 (index_in_adjustments_multiple_times_p): New function.
8574 (ipa_combine_adjustments): New function.
8575 (ipa_dump_param_adjustments): New function.
8576 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8577 (ipa_get_vector_of_formal_parms): Declare.
8578 (ipa_modify_formal_parameters): Declare.
8579 (ipa_modify_call_arguments): Declare.
8580 (ipa_combine_adjustments): Declare.
8581 (ipa_dump_param_adjustments): Declare.
8582 (build_ref_for_offset): Declare.
8583 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8584 * tree-sra.c: Include ipa-prop.c.
8585 (build_ref_for_offset): Make public.
8587 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8589 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8591 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8593 * gcc/doc/extend.texi (__builtin_extract_return_address)
8594 (__builtin_frob_return_address): Document.
8596 2009-08-06 Paul Brook <paul@codesourcery.com>
8598 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8599 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8600 implementation on ARMv6-M.
8602 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8604 * doc/extend.texi (pcs): Document new attribute for ARM.
8606 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8608 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8611 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8613 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8616 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8618 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8620 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8622 Merge ARM/hard_vfp_branch to trunk.
8624 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8626 * arm.c (libcall_eq): New function.
8627 (libcall_hash): New function.
8628 (add_libcall): New function.
8629 (arm_libcall_uses_aapcs_base): New function.
8630 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8631 libcalls using the base PCS.
8632 (arm_init_cumulative_args): Likewise.
8634 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8636 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8637 Use base ABI for conversion libfuncs between HFmode and SFmode.
8639 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8641 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8642 V4SImode as representatives of all 64-bit and 128-bit vector
8643 types. Allow vector types without vector modes.
8644 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8645 without vector modes like BLKmode.
8646 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8647 BLKmode. Avoid unsupported vector modes or TImode moves for
8649 (aapcs_vfp_allocate_return_reg): Likewise.
8650 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8651 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8653 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8655 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8656 (arm_get_pcs_model): Pass attribute arguments to
8657 arm_pcs_from_attribute.
8658 (arm_init_cumulative_args): Use base AAPCS for conversions from
8659 floating-point types to DImode.
8660 (arm_attribute_table): Add pcs attribute.
8661 (arm_handle_pcs_attribute): New.
8662 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8663 conversions from floating-point types to DImode, also declare them
8664 to use base AAPCS and declare functions they call to use base
8665 AAPCS and their RTABI names.
8667 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8669 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8670 -mfloat-abi=hard not being supported for VFP.
8672 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8674 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8675 SYMBOL_REF to hard_libcall_value.
8677 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8678 Richard Earnshaw <rearnsha@arm.com>
8680 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8681 has been put on the stack, all remaining co-processory arguments for
8682 that co-processor also go on the stack.
8684 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8686 * config/arm/arm.c (arm_return_in_memory): Handle returning
8687 vectors of suitable size in registers also for AAPCS case.
8689 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8691 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8693 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8695 ARM Hard-VFP calling convention
8696 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8697 * target.h (gcc_target): Add libcall_value to table of call hooks.
8698 * targhooks.h (default_libcall_value): Default implementation.
8699 * targhooks.c (default_libcall_value): Likewise.
8700 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8701 * optabs.c (expand_unop): Use it.
8702 * expr.h (hard_libcall_value): Pass the function RTX through.
8703 * calls.c (emit_library_call_value_1): Update call to
8705 * explow.c (hard_libcall_value): Use new target hook.
8706 * testsuite/lib/target-supports.exp
8707 (check_effective_target_arm_hard_vfp_ok): New hook.
8708 (check_effective_target_arm_neon_ok): Improve test for neon
8710 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8711 * config/arm/arm.c: Include cgraph.h
8712 (TARGET_FUNCTION_VALUE): Override default hook.
8713 (arm_pcs_default): New variable.
8714 (arm_override_options): Don't fault hard calling convention with VFP.
8715 Add support for AAPCS variants.
8716 (arm_function_value): Make static. Handle AAPCS variants.
8717 (arm_libcall_value): New function.
8718 (arm_apply_result_size): Handle VFP registers in results.
8719 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8721 (pcs_attribute_args): New variable.
8722 (arm_pcs_from_attribute): New function.
8723 (arm_get_pcs_model): New function.
8724 (aapcs_vfp_cum_init): New function.
8725 (aapcs_vfp_sub_candidate): New function.
8726 (aapcs_vfp_is_return_candidate): New function.
8727 (aapcs_vfp_is_call_candidate): New function.
8728 (aapcs_vfp_allocate): New function.
8729 (aapcs_vfp_allocate_return_reg): New function.
8730 (aapcs_vfp_advance): New function.
8731 (aapcs_cp_arg_layout): New variable.
8732 (aapcs_select_call_coproc): New function.
8733 (aapcs_select_return_coproc): New function.
8734 (aapcs_allocate_return_reg): New function.
8735 (aapcs_libcall_value): New function.
8736 (aapcs_layout_arg): New function.
8737 (arm_init_cumulative_args): Initialize AAPCS args data.
8738 (arm_function_arg): Handle AAPCS variants using new interface.
8739 (arm_arg_parital_bytes): Likewise.
8740 (arm_function_arg_advance): New function.
8741 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8742 calling conventions.
8743 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8744 * arm.h (NUM_VFP_ARG_REGS): Define.
8745 (LIBCALL_VALUE): Update.
8746 (FUNCTION_VALUE): Delete.
8747 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8748 (arm_pcs): New enum.
8749 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8750 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8751 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8752 * arm-protos.h (arm_function_arg_advance): Add.
8753 (aapcs_libcall_value): Add.
8754 (arm_function_value): Delete.
8756 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8757 H.J. Lu <hongjiu.lu@intel.com>
8760 * config/i386/i386.c (standard_sse_mode_p): Remove.
8761 (standard_sse_constant_p): Return 2 for integer mode
8762 vector_all_ones_operand when SSE2 is enabled.
8763 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8764 (ix86_expand_vector_move): Do not check for negative values from
8765 standard_sse_constant_p.
8767 2009-08-06 Richard Guenther <rguenther@suse.de>
8769 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8770 array type comparisons frontend independent.
8771 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8772 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8773 out array reference lower bound and element size operands.
8774 (ao_ref_init_from_vn_reference): Properly compute the offset
8775 for ARRAY_RANGE_REF.
8776 (vn_reference_fold_indirect): Fill out array reference lower
8777 bound and element size operands.
8778 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8779 a non gimple valued reference operand which can happen for
8780 array reference lower bound or element size.
8781 (create_component_ref_by_pieces_1): Properly generate the
8782 element size operand for array references.
8784 2009-08-06 Richard Guenther <rguenther@suse.de>
8786 PR tree-optimization/40964
8787 * tree.c (iterative_hash_host_wide_int): Export.
8788 * tree.h (iterative_hash_host_wide_int): Declare.
8789 * tree-ssa-structalias.c (heapvar_map): New struct.
8790 (heapvar_map_eq): New function.
8791 (heapvar_map_hash): Likewise.
8792 (heapvar_lookup): Adjust.
8793 (heapvar_insert): Likewise.
8794 (make_constraint_from_heapvar): Allow multiple heap variables
8795 per decl at different offsets.
8796 (init_alias_heapvars): Adjust.
8798 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8800 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8801 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8802 trailing sync if TARGET_SYNC_AFTER_SC.
8804 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8806 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8807 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8808 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8809 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8810 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8811 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8812 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8813 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8814 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8815 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8816 the prototype declaration match the definition.
8817 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8818 instructions explicitly. Add barrier_before and operands
8820 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8821 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8822 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8823 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8824 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8825 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8827 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8829 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8831 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8832 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8835 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8838 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8840 PR rtl-optimization/40924
8841 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8842 make sure canon_rtx (mem_address) isn't simpler than
8843 canon_rtx (expanded_mem_address).
8845 2009-08-05 Li Feng <nemokingdom@gmail.com>
8847 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8849 (build_scop_drs): Build alias set for each SCoP.
8851 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8853 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8854 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8855 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8856 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8857 (BASE_DRIVER_SELF_SPECS): Likewise.
8859 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8861 * tree-ssa-alias.c: Fix some comment typos.
8863 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8865 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8866 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8868 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8871 * simplify-rtx.c (simplify_binary_operation_1): Disable
8872 simplifications for decimal float operations.
8874 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8877 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8878 operand of INDIRECT_REF.
8880 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8882 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8883 constants referencing TLS symbols.
8885 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8887 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8888 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8890 2009-08-03 Richard Guenther <rguenther@suse.de>
8892 * tree.c (make_vector_type): Build a main variant first,
8893 get the canonical one and then build the variant.
8894 * tree-ssa.c (useless_type_conversion_p_1): Handle
8896 (useless_type_conversion_p): Conversions to pointers to
8897 incomplete record types are useless.
8899 2009-08-03 Richard Guenther <rguenther@suse.de>
8901 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8902 file will be created.
8903 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8904 * toplev.c (compile_file): Adjust comment.
8906 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8908 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8909 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8910 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8911 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8912 (sh_promote_function_mode): Fix typo.
8914 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8916 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8918 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8920 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8921 declaration arguments.
8923 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8925 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8926 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8927 (ix86_split_ashl): Ditto.
8928 (ix86_expand_vector_init_one_nonzero): Ditto.
8929 (ix86_expand_vector_set): Ditto.
8930 (ix86_expand_reduc_v4sf): Ditto.
8932 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8934 * explow.c (promote_function_mode): Remove assert.
8935 * config/sh/sh.c (sh_promote_function_mode): Declare.
8937 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8939 * config/pa/pa.c (pa_promote_function_mode): Declare.
8940 Change to static. Fix promote_mode call.
8942 * gthr-dce.h (CONST_CAST2): Define if not defined.
8943 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8945 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8947 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8949 * expr.c (store_constructor): Use promote_decl_mode. Remove
8950 now write-only variable unsignedp.
8951 (expand_expr_real_1): Use promote_decl_mode.
8952 * expr.h (promote_function_mode, promote_decl_mode): New.
8953 (promote_mode): Remove last argument.
8954 * function.c (assign_temp): Drop last argument of promote_mode.
8955 (assign_parm_find_data_types): Use promote_function_mode.
8956 (assign_parm_setup_reg): Likewise.
8957 (expand_function_end): Use promote_function_mode.
8958 * calls.c (initialize_argument_information): Use promote_function_mode.
8959 (precompute_arguments): Use promote_mode instead of checking if
8960 only PROMOTE_FUNCTION_MODE is defined.
8961 (expand_call): When making sibcall decisions, use promote_function_mode.
8962 Below, remove an if for targetm.calls.promote_function_return and
8963 and use promote_function_mode.
8964 (emit_library_call_value_1): Use promote_function_mode, fix bug
8965 where promote_mode was passed FOR_CALL == 0 for a return value in an
8967 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8968 * explow.c (promote_function_mode, promote_decl_mode): New.
8969 (promote_mode): Keep only the FOR_CALL == 0 case.
8970 * combine.c (setup_incoming_promotion): Remove test of
8971 promote_function_args. Use promote_function_mode.
8972 * stmt.c (expand_value_return): Use promote_decl_mode.
8973 (expand_decl): Use promote_decl_mode.
8975 * expr.c (store_constructor): Use promote_decl_mode. Remove
8976 now write-only variable unsignedp.
8977 (expand_expr_real_1): Use promote_decl_mode.
8978 * expr.h (promote_function_mode, promote_decl_mode): New.
8979 (promote_mode): Remove last argument.
8980 * function.c (assign_temp): Drop last argument of promote_mode.
8981 (assign_parm_find_data_types): Use promote_function_mode.
8982 (assign_parm_setup_reg): Likewise.
8983 (expand_function_end): Use promote_function_mode.
8984 * calls.c (initialize_argument_information): Use promote_function_mode.
8985 (precompute_arguments): Use promote_mode instead of checking if
8986 only PROMOTE_FUNCTION_MODE is defined.
8987 (expand_call): When making sibcall decisions, use promote_function_mode.
8988 Below, remove an if for targetm.calls.promote_function_return and
8989 and use promote_function_mode.
8990 (emit_library_call_value_1): Use promote_function_mode, fix bug
8991 where promote_mode was passed FOR_CALL == 0 for a return value in an
8993 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8994 * explow.c (promote_function_mode, promote_decl_mode): New.
8995 (promote_mode): Keep only the FOR_CALL == 0 case.
8996 * combine.c (setup_incoming_promotion): Remove test of
8997 promote_function_args. Use promote_function_mode.
8998 * stmt.c (expand_value_return): Use promote_decl_mode.
8999 (expand_decl): Use promote_decl_mode.
9001 * explow.c (promote_function_mode): Just call the target hook.
9002 * targhooks.c (default_promote_function_mode,
9003 default_promote_function_mode_always_promote): New.
9004 * targhooks.h (default_promote_function_mode,
9005 default_promote_function_mode_always_promote): Declare.
9006 * target.h (promote_function_args, promote_function_return): Remove.
9007 (promote_function_mode): New.
9008 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9009 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9010 (TARGET_PROMOTE_FUNCTION_MODE): New.
9011 (TARGET_CALLS): Adjust.
9012 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9013 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9015 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9016 * config/s390/s390.c (s390_promote_function_mode): ... here,
9017 with pointer handling.
9018 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9019 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9021 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9022 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9023 with pointer handling.
9024 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9025 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9027 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9028 * config/sh/sh.c (sh_promote_function_mode): New.
9029 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9030 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9032 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9033 * config/cris/cris.c (cris_promote_function_mode): ... here.
9034 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9035 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9037 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9038 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9039 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9040 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9042 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9043 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9044 complex type handling.
9045 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9046 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9048 * config/pa/pa.c (pa_promote_function_mode): New.
9049 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9050 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9052 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9053 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9054 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9055 * config/xtensa/xtensa.c: Likewise.
9056 * config/stormy16/stormy16.c: Likewise.
9057 * config/iq2000/iq2000.c: Likewise.
9058 * config/rs6000/rs6000.c: Likewise.
9059 * config/picochip/picochip.c: Likewise.
9060 * config/arc/arc.c: Likewise.
9061 * config/mcore/mcore.c: Likewise.
9062 * config/score/score.c: Likewise.
9063 * config/mips/mips.c: Likewise.
9064 * config/bfin/bfin.c: Likewise.
9065 * config/ia64/ia64.c: Likewise (disabled though).
9067 * config/frv/frv.h: Remove pointless remark.
9069 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9070 TARGET_PROMOTE_FUNCTION_ARGS,
9071 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9072 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9074 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9076 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9077 -floop-parallelize-all.
9078 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9079 flag_loop_parallelize_all.
9080 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9081 * graphite.c (graphite_transform_loops): Same.
9083 * graphite-poly.c (apply_poly_transforms): Same.
9085 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9087 PR tree-optimization/40914
9088 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9089 if set, then check the delta field of the PMF record.
9090 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9091 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9092 call is stored in the delta.
9094 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9096 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9098 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9100 * config/i386/bsd.h (ASM_BYTE): New define.
9101 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9102 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9103 .byte. Use fputs or putc instead of fprintf where appropriate.
9104 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9105 fputs or putc instead of fprintf where appropriate.
9106 * config/i386/i386elf.h: Ditto.
9107 * config/i386/sysv4.h: Ditto.
9109 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9110 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9111 (*tls_global_dynamic_64): Ditto.
9113 2009-07-31 Christian Bruel <christian.bruel@st.com>
9115 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9117 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9119 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9120 Remove dead code for MINUS.
9122 2009-07-31 Anthony Green <green@moxielogic.com>
9124 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9126 (moxie_expand_epilogue): Ditto for epilogue.
9127 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9129 (moxie_function_arg): Ditto.
9130 (moxie_pass_by_reference): Ditto.
9131 (moxie_arg_partial_bytes): Ditto.
9132 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9133 (FUNCTION_ARG_ADVANCE) Ditto.
9134 (REG_PARM_STACK_SPACE) Ditto.
9135 (FUNCTION_ARG_REGNO_P) Dito.
9137 * config.gcc: Add moxie linux config support.
9138 * gcc/config/moxie/uclinux.h: New file.
9140 2009-07-31 DJ Delorie <dj@redhat.com>
9142 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9143 (UNSPECV_SP_SWITCH_E): New.
9144 (sp_switch_1): Change to an unspec.
9145 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9147 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9148 reference the new stack's address
9150 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9152 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9153 graphite-clast-to-gimple.o, graphite-dependences.o,
9154 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9155 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9156 (graphite-blocking.o,
9157 graphite-clast-to-gimple.o, graphite-dependences.o,
9158 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9159 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9160 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9161 * cfgloop.h (struct loop): Add can_be_parallel field.
9162 * common.opt (fgraphite-identity): Moved up.
9163 (fgraphite-force-parallel): New flag.
9164 * graphite.c: Rewrite.
9165 * graphite.h: Rewrite.
9166 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9168 * toplev.c (graphite_out_file): New file descriptor.
9169 (graphite_in_file): New.
9170 (process_options): flag_graphite_force_parallel cannot be used without
9172 * tree-ssa-loop.c: Include toplev.h.
9173 (gate_graphite_transforms): Enable flag_graphite for
9174 flag_graphite_force_parallel.
9176 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9178 * ChangeLog.graphite: New.
9179 * graphite-blocking.c: New.
9180 * graphite-clast-to-gimple.c: New.
9181 * graphite-clast-to-gimple.h: New.
9182 * graphite-dependences.c: New.
9183 * graphite-dependences.h: New.
9184 * graphite-interchange.c: New.
9185 * graphite-poly.c: New.
9186 * graphite-poly.h: New.
9187 * graphite-ppl.c: New.
9188 * graphite-ppl.h: New.
9189 * graphite-scop-detection.c: New.
9190 * graphite-scop-detection.h: New.
9191 * graphite-sese-to-poly.c: New.
9192 * graphite-sese-to-poly.h: New.
9196 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9198 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9199 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9201 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9203 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9204 (scev_is_linear_expression): Return false if the evolution is not
9205 affine multivariate.
9207 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9209 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9210 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9212 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9214 * tree-data-ref.c (debug_data_references): New.
9215 (debug_data_reference): New.
9216 * tree-data-ref.h (debug_data_references): Declared.
9217 (debug_data_reference): Declared.
9219 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9221 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9222 * tree-data-ref.h (scop_p): Removed.
9223 (struct data_reference): Remove field scop.
9225 (stmt_simple_memref_p): Removed.
9227 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9229 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9230 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9233 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9235 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9237 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9239 * doc/invoke.texi (-fgraphite-identity): Documented.
9241 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9243 * tree-scalar-evolution.c: Fix comment.
9244 (instantiate_scev_1): Return unknow from scev instantiation if the
9245 result is not above instantiate_below.
9247 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9249 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9250 static anymore. Instantiate the symbols that may have been introduced
9252 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9255 2009-07-30 DJ Delorie <dj@redhat.com>
9257 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9258 .vliw directive to VLIW sections.
9260 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9262 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9264 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9265 (AUTOHEADER): New variable.
9266 ($(srcdir)/cstamp-h.in): Use it.
9268 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9269 Pat Haugen <pthaugen@us.ibm.com>
9270 Revital Eres <ERES@il.ibm.com>
9272 * config/rs6000/vector.md (VEC_F): Add VSX support.
9276 (vector_load_<mode>): Ditto.
9277 (vector_store_<mode>): Ditto.
9278 (vector GPR move split): Ditto.
9279 (vec_reload_and_plus_<mptrsize>): Ditto.
9280 (vec_reload_and_reg_<mptrsize>): Ditto.
9281 (add<mode>3): Ditto.
9282 (sub<mode>3): Ditto.
9283 (mul<mode>3): Ditto.
9284 (neg<mode>2): Ditto.
9285 (abs<mode>2): Ditto.
9286 (smin<mode>3): Ditto.
9287 (smax<mode>3): Ditto.
9288 (vector_eq<mode>): Ditto.
9289 (vector_gt<mode>): Ditto.
9290 (vector_ge<mode>): Ditto.
9291 (vector_gtu<mode>): Ditto.
9292 (vector_select_<mode>_uns): Ditto.
9293 (vector_eq_<mode>_p): Ditto.
9294 (vector_gt_<mode>_p): Ditto.
9295 (vector_ge_<mode>_p): Ditto.
9296 (vector_gtu_<mode>_p): Ditto.
9297 (cr6_test_for_zero): Ditto.
9298 (cr6_test_for_zero_reverse): Ditto.
9299 (cr6_test_for_lt): Ditto.
9300 (cr6_test_for_lt_reverse): Ditto.
9301 (xor<mode>3): Ditto.
9302 (ior<mode>3): Ditto.
9303 (and<mode>3): Ditto.
9304 (one_cmpl<mode>2): Ditto.
9305 (nor<mode>2): Ditto.
9306 (andc<mode>2): Ditto.
9307 (float<VEC_int<mode>2): Ditto.
9308 (unsigned_float<VEC_int><mode>2): Ditto.
9309 (fix_trunc<mode><VEC_int>2): Ditto.
9310 (fixuns_trunc<mode><VEC_int>2): Ditto.
9312 (vec_set<mode>): Ditto.
9313 (vec_extract<mode>): Ditto.
9314 (vec_interleave_highv4sf): Ditto.
9315 (vec_interleave_lowv4sf): Ditto.
9316 (vec_realign_load_<mode>): Ditto.
9317 (vec_shl_<mode>): Ditto.
9318 (vec_shr_<mode>): Ditto.
9319 (div<mode>3): New patterns for VSX.
9320 (vec_interleave_highv2df): Ditto.
9321 (vec_interleave_lowv2df): Ditto.
9322 (vec_pack_trunc_v2df): Ditto.
9323 (vec_pack_sfix_trunc_v2df): Ditto.
9324 (vec_pack_ufix_trunc_v2df): Ditto.
9325 (vec_unpacks_hi_v4sf): Ditto.
9326 (vec_unpacks_lo_v4sf): Ditto.
9327 (vec_unpacks_float_hi_v4si): Ditto.
9328 (vec_unpacks_float_lo_v4si): Ditto.
9329 (vec_unpacku_float_hi_v4si): Ditto.
9330 (vec_unpacku_float_lo_v4si): Ditto.
9331 (movmisalign<mode>): Ditto.
9332 (vector_ceil<mode>2): New patterns for vectorizing math library.
9333 (vector_floor<mode>2): Ditto.
9334 (vector_btrunc<mode>2): Ditto.
9335 (vector_copysign<mode>3): Ditto.
9337 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9338 predicate for setting the high bit in each word, used for copysign.
9340 * config/rs6000/ppc-asm.h (f19): Whitespace.
9341 (f32-f63): Define if VSX.
9342 (v0-v31): Define if Altivec.
9343 (vs0-vs63): Define if VSX.
9345 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9347 * config/rs6000/power7.md: New file, provide tuning parameters for
9350 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9351 (rs6000_cpu_cpp_builtins): Ditto.
9352 (altivec_overloaded_builtins): Ditto.
9353 (altivec_resolve_overloaded_builtin): Ditto.
9355 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9356 debug switch to disable vectorizing simple math builtin
9359 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9360 Vectorize simple math builtin functions.
9361 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9362 hook to vectorize math builtins.
9363 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9364 (rs6000_builtin_conversion): Add VSX/power7 support.
9365 (rs6000_builtin_vec_perm): Ditto.
9366 (vsplits_constant): Add support for loading up a vector constant
9367 with just the high bit set in each part.
9368 (rs6000_expand_vector_init): Add VSX/power7 support.
9369 (rs6000_expand_vector_set): Ditto.
9370 (rs6000_expand_vector_extract): Ditto.
9371 (rs6000_emit_move): Ditto.
9372 (bdesc_3arg): Ditto.
9373 (bdesc_2arg): Ditto.
9374 (bdesc_1arg): Ditto.
9375 (rs6000_expand_ternop_builtin): Ditto.
9376 (altivec_expand_builtin): Ditto.
9377 (rs6000_expand_unop_builtin): Ditto.
9378 (rs6000_init_builtins): Ditto.
9379 (altivec_init_builtins): Ditto.
9380 (builtin_function_type): Ditto.
9381 (rs6000_common_init_builtins): Ditto.
9382 (rs6000_handle_altivec_attribute); Ditto.
9383 (rs6000_mangle_type): Ditto.
9384 (rs6000_vector_mode_supported_p): Ditto.
9385 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9388 * config/rs6000/vsx.md: New file for VSX support.
9390 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9391 identifing values with just the most significant bit set.
9392 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9393 vectorized builtins.
9395 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9396 (UNSPEC_VRFIM): Delete.
9397 (splitter for loading up vector with most significant bit): New
9398 splitter for vectorizing copysign.
9399 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9400 vectorizing simple math functions.
9401 (altivec_vrfip): Add support for vectorizing simple math functions.
9402 (altivec_vrfim): Ditto.
9403 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9405 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9406 (power7.md, vsx.md): Include for power7 support.
9407 (copysigndf3): Use VSX instructions if -mvsx.
9408 (negdf2_fpr): Ditto.
9409 (absdf2_fpr): Ditto.
9410 (nabsdf2_fpr): Ditto.
9411 (adddf3_fpr): Ditto.
9412 (subdf3_fpr): Ditto.
9413 (muldf3_fpr): Ditto.
9414 (divdf3_fpr): Ditto.
9415 (fix_truncdfdi2_fpr): Ditto.
9416 (cmpdf_internal1): Ditto.
9417 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9418 (btruncdf2, btruncdf2_fpr): Ditto.
9419 (ceildf2, ceildf2_fpr): Ditto.
9420 (floordf2, floordf2_fpr): Ditto.
9421 (floatdidf2, floatdidf2_fpr): Ditto.
9422 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9423 (fmsubdf4_fpr): Ditto.
9424 (fnmadddf4_fpr_1): Ditto.
9425 (fnmadddf4_fpr_2): Ditto.
9426 (fnmsubdf4_fpr_1): Ditto.
9427 (fnmsubdf4_fpr_2): Ditto.
9428 (fixuns_truncdfdi2): Add expander for VSX support.
9429 (fix_truncdfdi2): Ditto.
9430 (fix_truncdfsi2): Ditto.
9432 (btruncsf2): Whitespace.
9433 (movdf_hardfloat32): Add support for VSX registers.
9434 (movdf_softfloat32): Ditto.
9435 (movdf_hardfloat64): Ditto.
9436 (movdf_hardfloat64_mfpgpr): Ditto.
9437 (movdf_softfloat64): Ditto.
9438 (movti splitters): Add check for vector registers supporting
9439 TImode in the future.
9440 (bpermd): Add power7 bpermd instruction.
9442 * config/rs6000/altivec.h (vec_div): Define if VSX.
9446 (vec_nearbyint): Ditto.
9449 (all predicates): Use the generic builtin function, and not the V4SF
9450 specific function so that the predicates will work with VSX's V2DF.
9454 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9455 Document new VSX functions and types.
9457 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9460 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9461 "wa", and "j" constraints. Modify "v" to talk about Altivec
9462 instead of just vector.
9464 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9467 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9468 location for phi arguments.
9469 (rewrite_update_phi_arguments): Find locations for reaching defs.
9470 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9471 Add location to add_phi_arg calls.
9472 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9473 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9474 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9475 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9476 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9477 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9478 * tree-phinodes.c (make_phi_node): Initialize location.
9479 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9480 (add_phi_arg): Add location parameter.
9481 (remove_phi_arg_num): Move location when moving phi argument.
9482 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9484 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9485 slpeel_update_phi_nodes_for_guard1,
9486 slpeel_update_phi_nodes_for_guard2,
9487 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9488 vect_loop_versioning): Set locations.
9489 * tree-parloops.c (create_phi_for_local_result,
9490 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9491 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9492 * tree-vect-loop.c (get_initial_def_for_induction,
9493 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9495 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9496 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9497 (gimple_phi_arg_set_location): New. Set locus.
9498 (gimple_phi_arg_has_location): New. Check for locus.
9499 (redirect_edge_var_map_location): New. Return locus from var_map.
9500 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9501 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9502 combining PHI arguments.
9503 (cond_store_replacement): Set location.
9504 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9505 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9506 scop_add_exit_phis_edge): Add locations.
9507 * tree-cfgcleanup.c (remove_forwarder_block,
9508 remove_forwarder_block_with_phi): Add locations.
9509 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9510 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9512 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9513 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9514 flush_pending_stmts): Add source location.
9515 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9516 stack to preserve locations.
9517 * tree-vect-stmts.c (vectorizable_load): Add location.
9518 * tree-inline.c (copy_phis_for_bb): Copy locus.
9519 (setup_one_parameter): Add call locus to inlined parameter stmts.
9520 (initialize_inlined_parameters): Pass in call location as parameter
9522 (tree_function_versioning): Pass location to setup_one_parameter.
9523 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9524 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9525 copy and edge lists.
9526 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9527 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9528 locus parameter and override the stmt default if provided.
9529 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9530 elim_graph_add_edge, elim_graph_remove_succ_edge,
9531 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9532 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9533 eliminate_phi): Add locus info in elimination graph for each edge and
9535 (insert_backedge_copies): Copy locus if present.
9536 * tree-flow.h (struct _edge_var_map): Add locus field.
9537 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9538 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9539 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9541 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9543 2009-07-30 Martin Jambor <mjambor@suse.cz>
9545 PR tree-optimization/40570
9546 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9549 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9551 * ssa-loop-manip.c: Include langhooks.h.
9552 (rewrite_phi_with_iv): New.
9553 (rewrite_all_phi_nodes_with_iv): New.
9554 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9555 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9556 * tree-parloops.c (loop_parallel_p): Move out all conditions
9557 except dependency check.
9558 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9559 (gen_parallel_loop): Call canonicalize_loop_ivs without
9560 reduction_list argument.
9561 (build_new_reduction): New.
9562 (gather_scalar_reductions): New.
9563 (try_get_loop_niter): New.
9564 (try_create_reduction_list): New.
9565 (parallleize_loops): Change the parallel conditions check.
9566 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9567 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9569 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9571 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9573 * doc/options.texi (Option properties): Mention new quoting syntax.
9575 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9577 * config/alpha/alpha.c (alpha_start_function):
9578 Handle VMS_DEBUG_MAIN_POINTER
9579 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9580 * doc/invoke.texi: Document -mdebug-main switch.
9582 2009-07-29 Richard Henderson <rth@redhat.com>
9584 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9585 (cgraph_create_edge_including_clones): Likewise.
9586 * tree-inline.c (copy_bb): Operate on the correct edges
9587 when updating the callgraph.
9589 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9591 * config/alpha/vms-cc.c: Deleted.
9592 * config/alpha/vms-ld.c: Deleted.
9593 * config/alpha/t-vms64: Moved to config/vms
9594 * config/alpha/vms-crt0-64.c: Moved to config/vms
9595 * config/alpha/vms-crt0.c: Moved to config/vms
9596 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9597 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9598 * config/alpha/xm-vms.h: Moved to config/vms
9599 * config/alpha/x-vms: Moved to config/vms
9600 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9602 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9603 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9605 * config/vms/t-vms64: Moved here from config/alpha
9606 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9607 (argc,argv,envp): Enforce 32bit malloc'ing.
9608 * config/vms/vms-psxcrt0-64.c: Likewise.
9609 * config/vms/vms-crt0.c: Moved here from config/alpha.
9610 * config/vms/vms-psxcrt0.c: Likewise.
9611 * config/vms/vms-crtl-64.h: New file.
9612 * config/vms/vms-crtl.h: New file.
9613 * config/vms/vms.opt: New file.
9614 * config/vms/xm-vms64.h: New file.
9615 * config/vms/xm-vms.h: Moved here from config/alpha.
9616 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9618 * config/vms/x-vms: Moved here from config/alpha.
9619 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9620 (vms-ld.o, vms-cc.o): Removed.
9621 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9623 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9625 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9626 correct stack (obvious VMS fix).
9628 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9630 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9631 date, version info if VMS_DEBUGGING_INFO defined.
9632 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9633 size, date calculating code moved here.
9635 2009-07-29 Paul Brook <paul@codesourcery.com>
9637 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9640 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9643 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9644 to DImode when generating insq_le insn.
9646 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9648 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9649 New macro set for VMS_DEBUGGGING_INFO.
9650 (AT_string_form): Use it.
9652 2009-07-28 DJ Delorie <dj@redhat.com>
9654 * config/mep/mep.c (vtext_section): New.
9655 (vftext_section): New.
9656 (ftext_section): New.
9657 (mep_select_section): Add support for functions.
9658 (mep_unique_section): Likewise.
9659 (mep_asm_init_sections): Likewise.
9660 (mep_encode_section_info): Remove it from here.
9662 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9664 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9666 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9667 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9669 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9671 * dwarf2out.c (output_file_names): Test new macro
9672 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9673 (add_comp_dir_attribute): Likewise.
9675 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9677 * config/i386/mingw-w64.h (LINK_SPEC): Add
9678 separating space between commands.
9680 2009-07-28 Jan Hubicka <jh@suse.cz>
9682 PR tree-optimization/40759
9683 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9686 2009-07-27 DJ Delorie <dj@redhat.com>
9688 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9689 types are dword-aligned.
9690 (mep_expand_va_start): Likewise.
9692 2009-07-27 Olivier Hainque <hainque@adacore.com>
9693 Douglas B Rupp <rupp@gnat.com>
9695 * convert.c (convert_to_pointer): Don't assume the target
9696 pointer type is POINTER_SIZE long. Fetch its precision instead.
9698 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9700 * system.h (fopen): Undefine if macro.
9702 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9704 * dwarf2out.c (output_cfi_p): Removed.
9705 (output_cfis): New function.
9706 (output_fde): New function, split from output_call_frame_info.
9707 (output_call_frame_info): Use it.
9708 (dwarf2out_switch_text_section): Use output_cfis.
9710 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9712 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9713 TARGET_BI_ARCH is specified without enabling SJLJ.
9714 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9715 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9717 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9719 * arm.md (negdi2): Use DImode if forcing a value into a register.
9721 2009-07-26 Ira Rosen <irar@il.ibm.com>
9723 PR tree-optimization/40801
9724 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9725 of vector operand from the previous copy of vector statement.
9726 Pass the correct definition type value to
9727 vect_get_vec_def_for_stmt_copy().
9729 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9731 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9732 const char ** conversion.
9734 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9736 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9737 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9738 (gcc_unreachable): Invoke __builtin_unreachable() if
9739 !ENABLE_ASSERT_CHECKING.
9741 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9743 PR rtl-optimization/40445
9744 * emit-rtl.c (next_nonnote_insn_bb): New function.
9745 * rtl.h (next_nonnote_insn_bb): Declare new function.
9746 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9747 with no successors that is the successor of the ENTRY_BLOCK.
9748 Continue from the top after removing an empty fallthrough block.
9749 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9750 of next_nonnote_insn.
9752 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9754 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9756 2009-07-25 Martin Jambor <mjambor@suse.cz>
9758 * c-common.c (c_common_attribute_table): New element for noclone.
9759 (handle_noclone_attribute): New function. Forward-declare.
9760 * tree-inline.c (tree_versionable_function_p): Check for noclone
9762 * doc/extend.texi (Labels as Values): Document need for noclone.
9763 (Function Attributes): Document noclone attribute.
9765 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9767 PR rtl-optimization/34999
9768 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9769 and dw_fde_switched_cold_to_hot fields.
9770 (output_cfi_p): New function.
9771 (output_call_frame_info): If fde->dw_fde_switched_sections,
9772 output 2 FDEs instead of one with corrupted header.
9773 (dwarf2out_do_cfi_startproc): New function.
9774 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9775 and fde->dw_fde_switched_cold_to_hot.
9776 (dwarf2out_switch_text_section): Compute
9777 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9778 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9779 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9780 Otherwise, compute fde->dw_fde_switch_cfi.
9782 2009-07-24 Cary Coutant <ccoutant@google.com>
9784 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9786 2009-07-24 Cary Coutant <ccoutant@google.com>
9788 * cfghooks.c (split_block): Copy discriminator to new block.
9789 * tree-cfg.c (assign_discriminator): Check location of last
9790 instruction in block as well as first.
9792 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9794 * config/i386/linux.c: Use fputs or putc instead of fprintf
9796 * config/i386/gas.h: Ditto.
9797 * config/i386/x86-64.h: Ditto.
9798 * config/i386/att.h: Ditto.
9800 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9802 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9805 2009-07-24 Martin Jambor <mjambor@suse.cz>
9807 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9808 (ipa_push_func_to_list_1): Declare.
9809 (ipa_push_func_to_list): New function.
9811 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9812 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9813 (ipa_push_func_to_list): Removed.
9814 (ipa_pop_func_from_list): Clear node_enqueued flag.
9816 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9818 * config/s390/s390.c (override_options): Default
9819 max-unrolled-insns to 100 for z10 tuning.
9821 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9823 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9824 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9825 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9826 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9827 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9828 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9829 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9831 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9833 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9834 use default set in mingw32.h header.
9835 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9836 64-bit /mingw/include path.
9837 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9840 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9842 PR rtl-optimization/40209
9843 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9845 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9847 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9848 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9849 with the rest of string where appropriate. Use fputs or putc
9850 instead of fprintf where appropriate.
9852 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9853 Pat Haugen <pthaugen@us.ibm.com>
9854 Revital Eres <ERES@il.ibm.com>
9856 * config/rs6000/vector.md: New file. Move most of the vector
9857 expander support here from altivec.md to allow for the VSX vector
9858 unit in the future. Add support for secondary_reload patterns.
9859 Rewrite the patterns for vector comparison, and vector comparison
9860 predicate instructions so that the RTL expresses the desired
9861 behavior, instead of using unspec.
9863 * config/rs6000/constraints.md ("f" constraint): Use
9864 rs6000_constraints to hold the precalculated register class.
9865 ("d" constraint): Ditto.
9866 ("wd" constraint): New constraint for VSX.
9867 ("wf" constraint): Ditto.
9868 ("ws" constraint): Ditto.
9869 ("wa" constraint): Ditto.
9870 ("wZ" constraint): Ditto.
9871 ("j" constraint): Ditto.
9873 * config/rs6000/predicates.md (vsx_register_operand): New
9875 (vfloat_operand): New predicate for vector.md.
9876 (vint_operand): Ditto.
9877 (vlogical_operand): Ditto.
9878 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9879 (easy_vector_constant): Add VSX support.
9880 (altivec_indexed_or_indirect_operand): New predicate for
9881 recognizing Altivec style memory references with AND -16.
9883 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9884 for vector secondary reload support.
9885 (rs6000_vector_reg_class): Delete, replacing it with
9887 (rs6000_vsx_reg_class): Ditto.
9888 (rs6000_constraints): New array to hold the register classes of
9889 each of the register constraints that can vary at runtime.
9890 (builtin_mode_to_type): New static array for builtin function type
9892 (builtin_hash_table): New static hash table for builtin function
9894 (TARGET_SECONDARY_RELOAD): Define target hook.
9895 (TARGET_IRA_COVER_CLASSES): Ditto.
9896 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9897 registers are 128 bits if VSX memory reference instructions are used.
9898 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9900 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9901 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9902 Print several of the scheduling related parameters.
9903 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9904 rs6000_constraints instead of rs6000_vector_reg_class. Move
9905 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9906 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9907 Altivec. Add VSX support. Setup for secondary reload support on
9908 Altivec/VSX registers.
9909 (rs6000_override_options): Make power7 set the scheduling groups
9910 like the power5. Add support for new debug switches to override
9911 the scheduling defaults. Temporarily disable -mcpu=power7 from
9912 setting -mvsx. Add support for debug switches -malways-hint,
9913 -msched-groups, and -malign-branch-targets.
9914 (rs6000_buitlin_conversion): Add support for returning unsigned
9915 vector conversion functions to fix regressions due to stricter
9917 (rs6000_builtin_mul_widen_even): Ditto.
9918 (rs6000_builtin_mul_widen_odd): Ditto.
9919 (rs6000_builtin_vec_perm): Ditto.
9920 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9921 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9923 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9925 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9926 VSX types for bit operations. Changes to accomidate vector.md.
9927 (bdesc_2arg): Ditto.
9928 (bdesc_1arg): Ditto.
9929 (struct builtin_description_predicates): Rewrite predicate
9930 handling so that RTL describes the operation, instead of passing
9931 the instruction to be used as a string argument.
9932 (bdesc_altivec_preds): Ditto.
9933 (altivec_expand_predicate_builtin): Ditto.
9934 (altivec_expand_builtin): Ditto.
9935 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9936 statement for vsldoi support.
9937 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9938 (altivec_expand_st_builtin): Ditto.
9939 (paired_expand_builtin): Whitespace changes.
9940 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9941 builtin_mode_to_type table for secondary reload. Call
9942 builtin_function_type to build random builtin functions.
9943 (altivec_init_builtins): Change to use builtin_function_type to
9944 create builtin function types dynamically as we need them.
9945 (builtin_hash_function): New support for hashing the tree types
9946 for builtin function as we need it, rather than trying to build
9947 all of the trees that we need. Add initial preliminary VSX support.
9948 (builtin_function_type): Ditto.
9949 (builtin_function_eq): Ditto.
9950 (builtin_hash_struct): Ditto.
9951 (rs6000_init_builtins): Ditto.
9952 (rs6000_common_init_builtins): Ditto.
9953 (altivec_init_builtins): Ditto.
9954 (rs6000_common_init_builtins): Ditto.
9955 (enum reload_reg_type): New enum for simplifing reg classes.
9956 (rs6000_reload_register_type): Simplify register classes into GPR,
9957 Vector, and other registers. Altivec and VSX addresses in reload.
9958 (rs6000_secondary_reload_inner): Ditto.
9959 (rs6000_ira_cover_classes): New target hook, that returns the
9960 appropriate cover classes, based on -mvsx being used or not.
9961 (rs6000_secondary_reload_class): Add VSX support.
9962 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9963 (get_vsel_insn): Ditto.
9964 (rs6000_emit_vector_compare): Rewrite vector conditional support
9965 so that where we can, we use RTL operators, instead of blindly use
9967 (rs6000_emit_vector_select): Ditto.
9968 (rs6000_emit_vector_cond_expr): Ditto.
9969 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9970 (create_TOC_reference): Add -mdebug=addr support.
9971 (emit_frame_save): VSX loads/stores need register indexed addressing.
9973 * config/rs6000/rs6000.md: Include vector.md.
9975 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9977 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9978 support for V2DI, V2DF in logical, permute, select operations.
9980 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9981 switch for vsx/power7.
9982 (-mvsx-scalar-memory): Ditto.
9983 (-mvsx-align-128): Ditto.
9984 (-mallow-movmisalign): Ditto.
9985 (-mallow-df-permute): Ditto.
9986 (-msched-groups): Ditto.
9987 (-malways-hint): Ditto.
9988 (-malign-branch-targets): Ditto.
9990 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9992 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9993 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9994 (rs6000_vector_reg_class): Delete.
9995 (rs6000_vsx_reg_class): Ditto.
9996 (enum rs6000_reg_class_enum): New enum for the constraints that
9997 vary based on target switches.
9998 (rs6000_constraints): New array to hold the register class for all
9999 of the register constraints that vary based on the switches used.
10000 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10001 (enum rs6000_builtins): Add unsigned varients for the builtin
10002 declarations returned by target hooks for expanding multiplies,
10003 select, and permute operations. Add VSX builtins.
10004 (enum rs6000_builtin_type_index): Add entries for VSX.
10005 (V2DI_type_node): Ditto.
10006 (V2DF_type_node): Ditto.
10007 (unsigned_V2DI_type_node): Ditto.
10008 (bool_long_type_node): Ditto.
10009 (intDI_type_internal_node): Ditto.
10010 (uintDI_type_internal_node): Ditto.
10011 (double_type_internal_node): Ditto.
10013 * config/rs6000/altivec.md (whole file): Move all expanders to
10014 vector.md from altivec.md. Rename insn matching functions to be
10016 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10017 (altivec_vcmp*): Ditto.
10018 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10019 (VM): New iterator for moves that includes the VSX types.
10020 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10021 (altivec_vperm_<mode>_uns): New, for unsigned types.
10022 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10023 (altivec_eq<mode>): Ditto.
10024 (altivec_gt<mode>): Ditto.
10025 (altivec_gtu<mode>): Ditto.
10026 (altivec_eqv4sf): Ditto.
10027 (altivec_gev4sf): Ditto.
10028 (altivec_gtv4sf): Ditto.
10029 (altivec_vcmpbfp_p): Ditto.
10031 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10033 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10036 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10039 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10040 ASM_SHORT instead of .word.
10041 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10042 instead of .word in asm template.
10044 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10047 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10048 (process_bb_node_lives): Use it.
10050 * ira.c (setup_cover_and_important_classes): Don't setup
10051 ira_important_class_nums. Add cover classes to the end of
10053 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10055 (find_reg_class_closure): Use reorder_important_classes.
10057 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10059 * config/i386/i386.c (i386_ira_cover_classes): New function.
10060 (TARGET_IRA_COVER_CLASSES): Redefine.
10062 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10063 importance of order of cover classes in the array.
10065 2009-07-22 Diego Novillo <dnovillo@google.com>
10067 * tree-pass.h (TDF_EH): Define.
10068 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10069 contains TDF_EH, print the EH region number holding GS.
10070 * tree-dump.c (dump_options): Add "eh".
10071 * doc/invoke.texi: Document it.
10073 2009-07-22 Doug Kwan <dougkwan@google.com>
10075 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10077 2009-07-22 Michael Matz <matz@suse.de>
10079 PR tree-optimization/35229
10080 PR tree-optimization/39300
10082 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10083 (inhibit_phi_insertion): New function.
10084 (insert_into_preds_of_block): Call it for REFERENCEs.
10085 (init_pre): Initialize and finalize scalar evolutions.
10086 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10088 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10090 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10091 Use CONST_VECTOR_NUNITS to determine number of elements.
10093 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10095 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10096 (U, W): Constraints are now deprecated and will be removed if we
10097 run out of letters.
10098 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10100 ("prefetch"): Add the stcmh instruction for prefetching.
10101 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10103 (s390_short_displacement): Return always true if compiling for
10104 machines not providing the long displacement facility.
10105 (s390_mem_constraint): Support the new constraint letter Z.
10106 (s390_check_qrst_address): New function.
10108 2009-07-21 DJ Delorie <dj@redhat.com>
10110 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10113 2009-07-21 Jason Merrill <jason@redhat.com>
10115 * c-common.c (max_tinst_depth): Increase default to 1024.
10117 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10119 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10120 (vec_unpacku_float_lo_v4si): Ditto.
10122 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10125 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10126 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10127 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10128 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10130 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10132 PR tree-optimization/40813
10133 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10136 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10138 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10139 with a NOP_EXPR if needed.
10141 2009-07-21 Paul Brook <paul@codesourcery.com>
10143 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10144 Terminate debug dump with newline.
10146 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10148 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10149 Cast "1" to unsigned HOST_WIDE_INT.
10150 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10151 deposit length to the maximum length - lsb. Extend length if
10152 HOST_BITS_PER_WIDE_INT is 32.
10154 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10156 * cgraph.h (constant_pool_htab): New function.
10157 (constant_descriptor_tree): Move from varasm.c.
10158 * varasm.c (constant_pool_htab): New function.
10159 (constant_descriptor_tree): Move to cgraph.h.
10161 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10163 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10165 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10167 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10170 2009-07-20 Xinliang David Li <davidxl@google.com>
10172 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10174 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10176 * config/mips/mips.md (move_type): Add arith.
10177 (type): Handle arith.
10178 (zero_extendsidi2): Rename this into ...
10179 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10180 (zero_extendsidi2): New expander.
10181 (*zero_extendsidi2_dext): New pattern.
10183 2009-07-20 Nick Clifton <nickc@redhat.com>
10185 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10186 to set MIPS_ABI_DEFAULT.
10187 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10189 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10191 * tree-object-size.c (addr_object_size): Handle unions with
10192 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10194 PR tree-optimization/40792
10195 * tree.c (build_function_type_skip_args): Remove bogus assert.
10197 2009-07-20 Jan Hubicka <jh@suse.cz>
10198 Martin Jambor <mjambor@suse.cz>
10200 * cgraph.h (combined_args_to_skip): New field.
10201 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10202 combined_args_to_skip and args_to_skip.
10203 * tree-inline.c (update_clone_info): New function.
10204 (tree_function_versioning): Call update_clone_info.
10205 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10207 (cgraph_materialize_all_clones): More extensive dumping, working
10208 with combined_args_to_skip rather than args_to_skip.
10210 2009-07-20 Ira Rosen <irar@il.ibm.com>
10212 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10213 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10214 (get_initial_def_for_reduction): Likewise.
10215 (vectorizable_reduction): Skip the check of first operand in case
10216 of COND_EXPR. Add check that it is outer loop vectorization if
10217 nested cycle was detected. Call vectorizable_condition() for
10218 COND_EXPR. If reduction epilogue cannot be created do not fail for
10219 nested cycles (if it is not double reduction). Assert that there
10220 is only one type in the loop in case of COND_EXPR. Call
10221 vectorizable_condition() to vectorize COND_EXPR.
10222 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10223 Add parameters. Allow nested cycles if called from
10224 vectorizable_reduction(). Use reduction vector variable if provided.
10225 (vect_analyze_stmt): Call vectorizable_reduction() before
10226 vectorizable_condition().
10227 (vect_transform_stmt): Update call to vectorizable_condition().
10229 2009-07-20 Christian Bruel <christian.bruel@st.com>
10231 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10232 * doc/invoke.texi (-mfmovd): Likewise.
10233 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10235 2009-07-20 Jan Hubicka <jh@suse.cz>
10237 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10238 when handling SSA name.
10240 2009-07-19 Jan Hubicka <jh@suse.cz>
10242 PR tree-optimization/40676
10243 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10244 virtual PHIs in empty BBs.
10246 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10248 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10249 re-expanded the compound use gen_lowpart instead to convert to the
10252 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10254 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10255 OUTER_CONST arguments.
10256 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10257 the new wider mode will be masked off.
10258 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10260 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10262 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10263 high-order bits are zero.
10265 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10267 * combine.c (simplify_shift_const_1): Split code to determine
10268 shift_mode into ...
10269 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10270 new bits shifted in are identical to the old sign bit.
10272 2009-07-18 Richard Guenther <rguenther@suse.de>
10275 * gimplify.c (gimplify_call_expr): Reject code using results from
10276 functions returning void.
10278 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10280 * doc/md.texi: Document the new PowerPC "es" constraint.
10281 Document that "m" can include automodified addresses on this target,
10282 and explain how %U must be used. Extend the "Q" and "Z" documentation
10283 to suggest "es" as well as "m".
10284 * config/rs6000/constraints.md (es): New memory constraint.
10285 (Q, Z): Update strings to match new documentation.
10287 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10289 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10290 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10291 * config/rs6000/predicates.md (volatile_mem_operand): Use
10292 offsettable_nonstrict_memref_p.
10293 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10294 (*floatunssidf2_internal): Likewise.
10295 (*fix_truncdfsi2_internal): Likewise.
10296 (*fix_trunctfsi2_internal): Likewise.
10298 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10300 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10301 atmega32u2 devices.
10302 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10304 2009-07-17 Richard Guenther <rguenther@suse.de>
10307 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10308 (pass_warn_unused_result): Likewise.
10309 (TODO_set_props): Remove.
10310 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10312 (pass_diagnose_omp_blocks): Define.
10313 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10314 (c_gimple_diagnostics_recursively): Remove.
10315 (finish_function): Do not call it.
10316 (c_write_global_declarations): Continue after errors.
10317 Finalize the CU here.
10318 * c-gimplify.c (c_genericize): Do not gimplify here.
10319 * c-common.c (c_warn_unused_result): Move ...
10320 * tree-cfg.c (do_warn_unused_result): ... here.
10321 (run_warn_unused_result): New function.
10322 (gate_warn_unused_result): New function.
10323 (pass_warn_unused_result): New pass.
10324 * c-common.h (c_warn_unused_result): Remove.
10325 * flags.h (flag_warn_unused_result): Declare.
10326 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10327 * opts.c (flag_warn_unused_result): Initialize to false.
10328 * toplev.c (compile_file): Add comment.
10329 * omp-low.c (create_omp_child_function): Do not register
10330 the function with the frontend.
10331 (diagnose_omp_structured_block_errors): Prepare to be
10332 called as optimization pass.
10333 (gate_diagnose_omp_blocks): New function.
10334 (pass_diagnose_omp_blocks): New pass.
10335 * cgraph.h (cgraph_optimize): Remove.
10336 (cgraph_analyze_function): Likewise.
10337 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10338 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10339 before their parents here.
10340 (cgraph_finalize_function): Not here.
10341 (cgraph_analyze_function): Gimplify functions here.
10342 (cgraph_finalize_compilation_unit): Continue after errors.
10343 Optimize the callgraph from here.
10344 (cgraph_optimize): Make static.
10345 * langhooks.c (write_global_declarations): Finalize the CU.
10346 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10347 (gimplify_function_tree): Assert we gimplify only once.
10348 Set PROP_gimple_any property.
10349 * tree-nested.c (gimplify_all_functions): New function.
10350 (lower_nested_functions): Gimplify all nested functions.
10351 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10352 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10353 and pass_diagnose_omp_blocks after gimplification. Do not
10354 set TODO_set_props on all_lowering_passes.
10355 (execute_one_pass): Do not handle TODO_set_props.
10356 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10357 (gimplify.o): Add tree-pass.h dependency.
10358 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10359 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10360 (unsave_r): Likewise.
10361 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10362 temporary variable.
10364 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10366 * doc/service.texi (Service): Restore previously removed link,
10367 which isn't broken after all.
10369 2009-07-17 Richard Guenther <rguenther@suse.de>
10371 PR tree-optimization/40321
10372 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10373 PHI nodes to the maximal set.
10374 (make_values_for_phi): Add PHI arguments to the maximal set.
10375 (execute_pre): Dump PHI_GEN and the maximal set.
10377 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10380 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10383 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10385 * doc/extend.texi (Nested Functions): Replace broken link with
10387 * doc/service.texi (Service): Remove broken link.
10389 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10392 * builtins.c (expand_builtin_memcmp): Use loc instead of
10393 EXPR_LOCATION (exp).
10394 (expand_builtin_strncmp): Likewise.
10396 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10397 Manuel López-Ibáñez <manu@gcc.gnu.org>
10400 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10401 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10402 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10403 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10404 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10405 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10406 tree-inline.c, c-common.c, c-common.h, gimple.c,
10407 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10408 convert.c: Add location argument to fold_{unary,binary,ternary},
10409 fold_build[123], build_call_expr, build_size_arg,
10410 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10411 fold_build1_initializer, fold_build2_initializer,
10412 fold_build3_initializer, fold_build_call_array,
10413 fold_build_call_array_initializer, fold_single_bit_test,
10414 omit_one_operand, omit_two_operands, invert_truthvalue,
10415 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10416 combine_comparisons, fold_builtin_*, fold_call_expr,
10417 build_range_check, maybe_fold_offset_to_address, round_up,
10420 2009-07-16 Jason Merrill <jason@redhat.com>
10423 * c-common.c (c_common_reswords): Add __is_standard_layout
10425 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10426 * doc/implement-cxx.texi: New.
10427 * doc/gcc.texi: Include it.
10429 2009-07-16 DJ Delorie <dj@redhat.com>
10431 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10432 compares that may be indirectly affected by previous instructions.
10434 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10436 * builtins.c (do_mpc_arg2): New.
10437 (fold_builtin_2): Fold builtin cpow.
10438 * real.h (HAVE_mpc_pow): New.
10440 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10442 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10443 comparison to skip unprofitable schedule
10445 2009-07-16 Simon Baldwin <simonb@google.com>
10447 * gcc.c (option_map): New flag -no-canonical-prefixes.
10448 * (display_help): Print help text for new flag.
10449 * (process_command): Move options translation and language specifics
10450 and handle new flag early. Use it to set a function pointer to a
10451 prefix builder. Replace make_relative_prefix calls with calls to
10452 the function pointed to. Ignore new flag in regular options handling.
10453 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10455 2009-07-15 DJ Delorie <dj@redhat.com>
10457 * config/mep/mep.md (sibcall_internal): Change register to avoid
10458 argument registers.
10459 (sibcall_value_internal): Likewise.
10461 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10463 PR rtl-optimization/40710
10464 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10466 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10468 * config/mips/mips.md (*extenddi_truncate<mode>,
10469 *extendsi_truncate<mode>): Change type attribute to move_type
10470 with shift_shift. Split out code handling exts from here ...
10471 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10473 (*extendhi_truncateqi): Change type attribute to move_type with
10474 shift_shift. Split out code handling exts from here ...
10475 (*extendhi_truncateqi_exts): ... to this new pattern.
10477 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10479 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10480 instead of "and" with inverted sign bit mask value. Use
10481 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10482 Allocate registers only for operand 4 and operand 5.
10484 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10486 PR middle-end/40747
10487 * fold-const.c (fold_cond_expr_with_comparison): When folding
10488 < and <= to MIN, make sure the MIN uses the same type as the
10489 comparison's operands.
10491 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10493 * arm.md (ior_xor): New code iterator.
10494 (split for ior/xor with shift and zero-extend): New split pattern.
10495 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10497 2009-07-15 Richard Guenther <rguenther@suse.de>
10499 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10502 2009-07-15 Richard Guenther <rguenther@suse.de>
10504 PR middle-end/40753
10505 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10507 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10509 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10510 handle 2.6.30 kernel.
10512 2009-07-15 DJ Delorie <dj@redhat.com>
10514 * config/mep/mep.md (sibcall_internal): Change register to allow
10515 for 24-bit addresses.
10516 (sibcall_value_internal): Likewise.
10518 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10520 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10521 that are enabled/disabled by the flags introduced by a previous patch.
10523 2009-07-14 DJ Delorie <dj@redhat.com>
10525 * config/mep/mep.md (sibcall_internal): Include non-toggling
10527 (sibcall_value_internal): Likewise.
10529 2009-07-14 Taras Glek <tglek@mozilla.com>
10530 Rafael Espindola <espindola@google.com>
10532 * doc/sourcebuild.texi: Document install-plugin target.
10533 * configure.ac: Added install-plugin target to language makefiles.
10534 * configure: Regenerate.
10535 * Makefile.in: (install-plugin): Install more headers,
10536 depend on lang.install-plugin.
10538 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10540 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10543 2009-07-14 DJ Delorie <dj@redhat.com>
10545 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10546 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10547 * config/mep/mep.md (sibcall_internal): Change test from
10548 mep_vliw_mode_match to mep_vliw_jmp_match.
10549 (sibcall_value_internal): Likewise.
10551 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10553 * config/i386/sse.md (copysign<mode>3): New expander.
10554 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10555 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10556 Use ix86_build_const_vector.
10557 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10558 IX86_BUILTIN_CPYSGNPD.
10559 (builtin_description): Add __builtin_ia32_copysignps and
10560 __builtin_ia32_copysignpd.
10561 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10562 and BUILT_IN_COPYSIGNF.
10564 2009-07-13 Jason Merrill <jason@redhat.com>
10566 * builtins.c (can_trust_pointer_alignment): New fn.
10567 (get_pointer_alignment): Factor it out from here.
10568 * tree.h: Declare it.
10570 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10572 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10575 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10579 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10581 2009-07-14 Richard Guenther <rguenther@suse.de>
10582 Andrey Belevantsev <abel@ispras.ru>
10584 PR middle-end/40745
10585 * cfgexpand.c (partition_stack_vars): Do not bother to update
10586 alias information when not optimizing.
10588 2009-07-14 Richard Guenther <rguenther@suse.de>
10589 Andrey Belevantsev <abel@ispras.ru>
10591 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10592 (pt_solution_set): Likewise.
10593 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10594 * tree-ssa-structalias.c (pt_solution_set): New function.
10595 * final.c (rest_of_clean_state): Free SSA data structures.
10596 * print-rtl.c (print_decl_name): Remove.
10597 (print_mem_expr): Implement in terms of print_generic_expr.
10598 * alias.c (ao_ref_from_mem): New function.
10599 (rtx_refs_may_alias_p): Likewise.
10600 (true_dependence): Query alias-export info.
10601 (canon_true_dependence): Likewise.
10602 (write_dependence_p): Likewise.
10603 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10605 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10606 (mem_expr_equal_p): Use operand_equal_p.
10607 (set_mem_attributes_minus_bitpos): Do not use
10608 component_ref_for_mem_expr.
10609 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10610 (update_alias_info_with_stack_vars): Likewise.
10611 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10612 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10613 explicitly nor clear stmt operands.
10614 Free the decl-to-pointer map.
10615 * tree-optimize.c (execute_free_datastructures): Do not free
10616 SSA data structures here.
10617 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10618 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10619 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10621 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10623 2009-07-13 DJ Delorie <dj@redhat.com>
10625 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10626 unrolling at the right iteration count.
10628 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10631 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10633 * haifa-sched.c (rank_for_schedule): Introduced flags to
10634 enable/disable individual scheduling heuristics.
10635 * common.opt: Introduced flags to enable/disable individual
10636 heuristics in the scheduler.
10637 * doc/invoke.texi: Introduced flags to enable/disable individual
10638 heuristics in the scheduler.
10640 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10642 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10643 config/i386/mingw-tls.c.
10644 * config/i386/mingw-tls.c: Removed.
10646 2009-07-13 Ira Rosen <irar@il.ibm.com>
10648 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10649 checks access only relevant statements.
10650 (vectorizable_reduction): Likewise.
10652 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10654 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10655 just for 32-bit case.
10657 2009-07-12 Jan Hubicka <jh@suse.cz>
10659 PR tree-optimization/40585
10660 * except.c (expand_resx_expr): When there already is resume
10661 instruction, produce linked list.
10662 (build_post_landing_pads): Assert that resume is empty.
10663 (connect_post_landing_pads): Handle resume lists.
10664 (dump_eh_tree): Dump resume list.
10666 2009-07-12 Ira Rosen <irar@il.ibm.com>
10668 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10669 with additional argument.
10670 * tree-vectorizer.h (enum vect_def_type): Add
10671 vect_double_reduction_def.
10672 (vect_is_simple_reduction): Add argument.
10673 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10675 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10676 vect_is_simple_reduction with additional argument.
10677 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10679 (reduction_code_for_scalar_code): Handle additional codes by
10680 returning ERROR_MARK for them. Fix comment and indentation.
10681 (vect_is_simple_reduction): Fix comment, add argument to specify
10682 double reduction. Detect double reduction.
10683 (get_initial_def_for_induction): Fix indentation.
10684 (get_initial_def_for_reduction): Fix comment and indentation.
10685 Handle double reduction. Create initial definitions that do not
10686 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10687 (vect_create_epilog_for_reduction): Fix comment, add argument to
10688 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10689 epilogue result extraction. Create double reduction phi node and
10690 replace relevant uses.
10691 (vectorizable_reduction): Call vect_is_simple_reduction with
10692 additional argument. Fix indentation. Update epilogue code treatment
10693 according to the changes in reduction_code_for_scalar_code. Check
10694 for double reduction. Call vect_create_epilog_for_reduction with
10695 additional argument.
10696 * tree-vect-stmts.c (process_use): Handle double reduction, update
10698 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10699 (vect_get_vec_def_for_operand): Likewise.
10701 2009-07-12 Danny Smith <dansmister@gmail.com>
10703 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10704 dllexport if !TREE_PUBLIC.
10705 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10707 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10709 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10710 (avr_extra_arch_macro) Remove declatation.
10711 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10712 (avr_extra_arch_macro) Declare as static.
10713 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10715 2009-07-11 Jan Hubicka <jh@suse.cz>
10717 PR middle-end/48388
10718 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10720 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10723 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10724 cold_in_std_section bits.
10725 (dwarf2out_begin_prologue): Initialize them.
10726 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10727 if already covered by text_section or cold_text_section range.
10729 PR rtl-optimization/40667
10730 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10731 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10732 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10733 * config/i386/i386.c (ix86_minimum_alignment): New function.
10734 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10735 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10736 * emit-rtl.c (gen_reg_rtx): Likewise.
10737 * function.c (assign_parms): Likewise. If nominal_type needs
10738 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10739 rather than passed_type's alignment.
10742 * function.c (assign_parm_setup_stack): Adjust
10743 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10744 from nominal_mode on big endian.
10746 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10748 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10750 2009-07-10 DJ Delorie <dj@redhat.com>
10752 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10754 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10756 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10758 (thumb2_cbnz): Likewise.
10760 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10763 * config.gcc (supported_defaults): Add synci.
10764 (with_synci): Add validation.
10765 (all_defaults): Add synci.
10766 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10769 * config/mips/mips.opt (msynci): New option.
10770 * config/mips/mips.c (mips_override_options): Warn on use of
10771 -msynci for targets that do now support it.
10772 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10774 * gcc/doc/invoke.texi (-msynci): Document the new option.
10775 * doc/install.texi (--with-synci): Document the new option.
10777 2009-07-10 Richard Guenther <rguenther@suse.de>
10779 PR tree-optimization/40496
10780 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10781 the PHI result with a compatible type.
10783 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10787 * c.opt (Wunused-result): New.
10788 * doc/invoke.texi: Document it.
10789 * c-common.c (c_warn_unused_result): Use it.
10791 2009-07-09 DJ Delorie <dj@redhat.com>
10793 * targhooks.c (default_target_can_inline_p): Rename from
10794 default_target_option_can_inline_p.
10795 * targhooks.h (default_target_can_inline_p): Likewise.
10796 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10797 TARGET_OPTION_CAN_INLINE_P.
10798 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10799 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10800 (mep_target_can_inline_p): Rename from
10801 mep_target_option_can_inline_p.
10804 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10805 registers used to pass vectors.
10807 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10809 2009-07-09 Tom Tromey <tromey@redhat.com>
10811 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10812 * config/mmix/mmix.c: Include dwarf2.h.
10813 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10814 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10815 * config/sh/sh.c: Include dwarf2.h.
10816 * config/i386/i386.c: Include dwarf2.h.
10817 * Makefile.in (DWARF2_H): Remove 'elf'.
10818 * except.c: Include dwarf2.h.
10819 * unwind-dw2.c: Include dwarf2.h.
10820 * dwarf2out.c: Include dwarf2.h.
10821 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10822 * unwind-dw2-fde.c: Include dwarf2.h.
10823 * dwarf2asm.c: Include dwarf2.h.
10825 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10827 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10828 (max_issue): Use it.
10829 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10831 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10832 (region_sched_info): Update.
10833 * sched-ebb.c (ebb_sched_info): Update.
10834 * modulo-sched.c (sms_sched_info): Update.
10835 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10837 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10839 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10841 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10843 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10845 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10847 PR middle-end/40692
10848 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10849 arg1 with arg01 if arg1 is already INTEGER_CST.
10851 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10853 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10854 Transform (and (truncate)) into (truncate (and)).
10856 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10858 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10859 creating LHS paradoxical subregs. Fix surrounding returns to
10860 use NULL_RTX rather than 0.
10862 2009-07-08 DJ Delorie <dj@redhat.com>
10864 * config/mep/mep.c: (mep_option_can_inline_p): New.
10865 (TARGET_OPTION_CAN_INLINE_P): Define.
10867 2009-07-08 Mark Wielaard <mjw@redhat.com>
10870 * dwarf2out.c (add_data_member_location_attribute): When we have
10871 only a constant offset don't emit a new location description using
10872 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10875 2009-07-08 Richard Henderson <rth@redhat.com>
10878 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10879 (enum reg_class): Add CLOBBERED_REGS.
10880 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10881 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10882 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10883 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10884 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10885 force 64-bit sibcalls into R11.
10886 * config/i386/constraints.md (U): New constraint.
10887 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10888 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10889 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10891 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10893 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10895 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10896 * ebitmap.h (dump_ebitmap): Ditto.
10897 * optabs.h (optab_libfunc): Ditto.
10898 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10899 * tree-flow.h (vect_can_force_dr_alignment_p,
10900 get_vectype_for_scalar_type): Ditto.
10901 (vectorize_loops): Move prototype to ...
10902 * tree-vectorizer.h: ... here. Also, adjust comment.
10903 (vect_set_verbosity_level): Remove duplicate prototype.
10904 * tree-ssa-loop.c: Include tree-vectorizer.h.
10905 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10907 2009-07-08 Nick Clifton <nickc@redhat.com>
10909 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10912 2009-07-08 DJ Delorie <dj@redhat.com>
10914 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10915 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10916 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10918 * config/mep/intrinsics.md: Regenerated.
10919 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10920 registers when asm() or calls are detected.
10922 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10925 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10927 * gimple (gimple_build_call_from_tree): Likewise.
10928 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10929 no_warning flag before warning.
10931 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10933 * tree.c (set_expr_locus): Remove.
10934 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10935 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10937 * gimplify.c (internal_get_tmp_var): Likewise.
10938 (gimplify_call_expr): Likewise.
10939 (gimplify_one_sizepos): Likewise.
10941 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10944 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10945 to variables for debugging purposes.
10947 2009-06-23 Mark Loeser <mark@halcy0n.com>
10950 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10952 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10954 * pretty-print.c (pp_base_format): Remove %J.
10955 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10956 gcc_cxxdiag_char_table): Likewise.
10957 (init_dynamic_diag_info): Likewise.
10959 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10961 * pretty-print.c (pp_base_format): Remove %H.
10962 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10963 gcc_cxxdiag_char_table): Likewise.
10964 (init_dynamic_diag_info): Likewise.
10965 * config/mep/mep.c (mep_select_section): Likewise.
10967 2009-07-07 Duncan Sands <baldrick@free.fr>
10969 * final.c (pass_clean_state): Give the pass a name.
10970 * passes.c (pass_rest_of_compilation): Likewise.
10971 * tree-optimize.c (pass_all_optimizations): Likewise.
10973 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10976 an extra 'decl' for error_at.
10978 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10980 PR middle-end/40669
10981 * tree-tailcall.c (adjust_return_value_with_ops,
10982 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10983 if it has complex or vector type.
10985 2009-07-07 Olivier Hainque <hainque@adacore.com>
10987 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10990 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10992 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10994 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10996 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10997 * c-decl.c: Likewise.
10998 * function.c: Likewise.
10999 * varasm.c: Likewise.
11000 * tree-ssa.c: Likewise.
11001 * c-common.c: Likewise.
11002 * tree-cfg.c: Likewise.
11003 * config/spu/spu.c: Likewise.
11004 * config/ia64/ia64.c: Likewise.
11005 * config/v850/v850.c: Likewise.
11007 2009-07-06 DJ Delorie <dj@redhat.com>
11009 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11010 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11011 unspecified accesses to control registers.
11012 * config/mep/intrinsics.md: Regenerate.
11013 * config/mep/intrinsics.h: Regenerate.
11014 * config/mep/mep-intrin.h: Regenerate.
11016 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11018 * c-lex.c: Replace %H by an explicit location. Update all calls.
11019 * c-common.c: Likewise.
11020 * c-decl.c: Likewise.
11021 * c-typeck.c: Likewise.
11022 * fold-const.c: Likewise.
11023 * gimplify.c: Likewise.
11024 * stmt.c: Likewise.
11025 * tree-cfg.c: Likewise.
11026 * tree-ssa-loop-niter.c: Likewise.
11027 * tree-vrp.c: Likewise.
11028 * value-prof.c: Likewise.
11030 2009-07-06 Diego Novillo <dnovillo@google.com>
11032 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11033 if it has one. Handle cases where VAR does not have an
11034 annotation or cfun is NULL.
11036 2009-07-06 Diego Novillo <dnovillo@google.com>
11038 * tree.c: Include debug.h.
11039 (initialize_tree_contains_struct): New.
11040 (init_ttree): Call it.
11041 (tree_node_structure_for_code): Factor out of ...
11042 (tree_node_structure): ... here.
11043 * treestruct.def (TS_PHI_NODE): Remove.
11044 (TS_GIMPLE_STATEMENT): Remove.
11046 2009-07-06 Diego Novillo <dnovillo@google.com>
11048 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11049 (debug_tree_chain): Handle cycles.
11051 2009-07-06 Nick Clifton <nickc@redhat.com>
11052 DJ Delorie <dj@redhat.com>
11054 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11055 __FMOVD_ENABLED__ is defined.
11057 (TARGET_FMOVD): Provide a default definition.
11058 (MASK_FMOVD): Likewise.
11059 (TARGET_CPU_CPP_BUILTINS): Define
11060 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11061 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11062 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11063 (split for DF load from memory into register): Also handle
11064 MEMs which consist of REG+DISP addressing.
11065 (split for DF store from register to memory): Likewise.
11066 (movsf_ie): Always use single fp_mode.
11067 * config/sh/sh.c (sh_override_options): Do not automatically
11068 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11069 that to the -mfmovd command line switch.
11070 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11071 (fldi_ok): Always allow.
11072 * config/sh/sh.opt (mfmovd): Remove this switch.
11073 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11075 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11076 Kaz Kojima <kkojima@gcc.gnu.org>
11078 PR rtl-optimization/30807
11079 * postreload.c (reload_combine): For every new use of REG_SUM,
11080 record the use of BASE.
11082 2009-07-06 Jan Hubicka <jh@suse.cz>
11084 * params.def: Revert my accidental commit at 2009-06-30.
11086 2009-07-04 Ian Lance Taylor <iant@google.com>
11089 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11091 (mingw_format_attribute_overrides): Likewise.
11093 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11096 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11097 don't check cfa.reg. Instead of cfa.indirect use
11098 fde && fde->drap_reg != INVALID_REGNUM test.
11100 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11102 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11104 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11107 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11109 2009-07-03 Richard Guenther <rguenther@suse.de>
11111 PR tree-optimization/40640
11112 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11115 2009-07-03 Jan Hubicka <jh@suse.cz>
11117 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11118 for size, reduce amount of inlining.
11120 2009-07-03 Richard Guenther <rguenther@suse.de>
11122 PR middle-end/34163
11123 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11124 if t +- x is known to not overflow and the conversion widens the
11126 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11128 2009-07-03 Jan Hubicka <jh@suse.cz>
11130 * ipa-pure-const.c (analyze): Update loop optimizer init.
11131 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11132 try_remove_empty_loop, remove_empty_loops): Remove.
11133 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11134 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11135 to mark regular loops as neccesary.
11136 (degenerate_phi_p): New function.
11137 (propagate_necessity, remove_dead_phis): Use it.
11138 (forward_edge_to_pdom): Likewise.
11139 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11140 virtual PHI nodes that became unreachable.
11141 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11142 * tree-flow.h (remove_empty_loops): Remove.
11143 * passes.c (init_optimization_passes): Remove.
11145 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11147 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11148 can_create_pseudo_p.
11149 (*fix_trunc<mode>_i387_1): Ditto.
11150 (*floathi<mode>2_1): Ditto.
11151 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11152 (*fistdi2_1): Ditto.
11153 (*fist<mode>2_1): Ditto.
11154 (frndintxf2_floor): Ditto.
11155 (*fist<mode>2_floor_1): Ditto.
11156 (frndintxf2_ceil): Ditto.
11157 (*fist<mode>2_ceil_1): Ditto.
11158 (frndintxf2_trunc): Ditto.
11159 (frndintxf2_mask_pm): Ditto.
11160 (fxam<mode>2_i387_with_temp): Ditto.
11161 * config/i386/sse.md (mulv16qi3): Ditto.
11162 (*sse2_mulv4si3): Ditto.
11164 (sse4_2_pcmpestr): Ditto.
11165 (sse4_2_pcmpistr): Ditto.
11167 2009-07-03 Jan Hubicka <jh@suse.cz>
11169 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11170 (mark_stmt_necessary): Set it.
11171 (mark_operand_necessary): Set it.
11172 (mark_control_dependent_edges_necessary): Set it.
11173 (mark_virtual_phi_result_for_renaming): New function.
11174 (get_live_post_dom): New function.
11175 (forward_edge_to_pdom): New function.
11176 (remove_dead_stmt): Fix handling of control dependences.
11177 (tree_dce_init): Init new bitmap.
11178 (tree_dce_done): Free it.
11180 2009-07-02 Richard Guenther <rguenther@suse.de>
11183 * tree-ssa-structalias.c (new_var_info): Initialize
11186 2009-07-02 Jan Hubicka <jh@suse.cz>
11188 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11191 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11193 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11194 instead of recomputing it. Adjust calls.
11195 (emit_store_flag): Adjust recursive calls.
11197 2009-07-02 Richard Guenther <rguenther@suse.de>
11199 * tree-ssa-live.c (remove_unused_locals): Do not remove
11201 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11202 of DECL_EXTERNAL for HEAP variables.
11203 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11204 HEAP variables. Do not adjust RESTRICT vars.
11205 (find_what_var_points_to): Nobody cares if something
11206 points to READONLY.
11208 2009-07-02 Ben Elliston <bje@au.ibm.com>
11210 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11211 pc_low and pc_high declarations to the top of the function.
11213 2009-07-01 DJ Delorie <dj@redhat.com>
11215 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11216 registers as fixed.
11217 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11218 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11219 unspecified accesses to control registers.
11220 * config/mep/intrinsics.md: Regenerate.
11221 * config/mep/intrinsics.h: Regenerate.
11222 * config/mep/mep-intrin.h: Regenerate.
11224 2009-07-01 Anthony Green <green@moxielogic.com>
11226 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11227 instruction when possible.
11228 (moxie_expand_prologue): Ditto. Also, save an instruction and
11229 some complexity by popping off of $r12 instead of $sp.
11230 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11233 2009-07-01 Richard Henderson <rth@redhat.com>
11236 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11237 contained no insns, reposition note before last insn.
11239 2009-07-01 Richard Henderson <rth@redhat.com>
11242 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11243 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11245 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11248 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11249 darwin9 for printing reg addresses with %y.
11251 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11253 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11254 truncation from operands in binary operations.
11256 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11259 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11260 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11261 subreg of op0 to the original op0.
11263 * expmed.c (store_bit_field_1): Use a temporary as the destination
11264 instead of a paradoxical subreg when we need to truncate the result.
11266 2009-07-01 DJ Delorie <dj@redhat.com>
11268 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11269 names to VLIW variants.
11270 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11271 * config/mep/intrinsics.md: Regenerate.
11272 * config/mep/intrinsics.h: Regenerate.
11273 * config/mep/mep-intrin.h: Regenerate.
11275 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11278 * jump.c (returnjump_p): Revert last patch.
11279 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11281 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11284 * pa.md (casesi32p): Use jump table label to determine the offset
11286 (casesi64p): Likewise.
11288 * pa.c (forward_branch_p): Return bool type. Use instruction
11289 addresses when available. Assert that INSN has a jump label.
11290 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11293 2009-07-01 Richard Guenther <rguenther@suse.de>
11295 PR tree-optimization/19831
11296 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11297 that only act as barriers do not make any previous stores necessary.
11298 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11299 HEAP variables global, do not add a constraint from nonlocal.
11300 (find_func_aliases): Handle escapes through return statements.
11301 (compute_points_to_sets): Make escaped HEAP variables global.
11303 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11306 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11307 after reducing a DImode cstore to SImode.
11309 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11311 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11312 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11314 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11316 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11317 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11319 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11320 and umod_optab if TARGET_BSD_DIVMOD.
11321 * config/vax/lib1funcs.asm: New file.
11322 * config/vax/t-linux: New file.
11323 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11325 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11328 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11329 to type arguments that have void type.
11332 * dwarf2out.c (gen_formal_parameter_die): Call
11333 equate_decl_number_to_die if node is different from origin.
11335 2009-06-30 Anthony Green <green@moxielogic.com>
11337 Clean up moxie port for --enable-build-with-cxx.
11338 * config/moxie/moxie.c (moxie_function_value): First two
11339 parameters are const_tree, not tree.
11340 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11341 (REG_CLASS_NAMES): Ditto.
11342 (REGNO_REG_CLASS): Ditto.
11343 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11344 (moxie_function_value): Fix constyness of arguments.
11346 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11348 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11349 finalize_size_functions before further processing.
11350 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11351 (variable_size): Call self_referential_size on size expressions
11352 that contain a PLACEHOLDER_EXPR.
11353 (size_functions): New static variable.
11354 (copy_self_referential_tree_r): New static function.
11355 (self_referential_size): Likewise.
11356 (finalize_size_functions): New global function.
11357 * tree.c: Include tree-inline.h.
11358 (push_without_duplicates): New static function.
11359 (find_placeholder_in_expr): New global function.
11360 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11362 <tcc_expression>: Likewise.
11363 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11364 the call in the expression.
11365 * tree.h (finalize_size_functions): Declare.
11366 (find_placeholder_in_expr): Likewise.
11367 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11368 (substitute_placeholder_in_expr): Update comment.
11369 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11371 (copy_tree_body_r): Likewise.
11372 (copy_tree_body): New static function.
11373 (maybe_inline_call_in_expr): New global function.
11374 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11375 (maybe_inline_call_in_expr): Declare.
11376 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11377 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11380 2009-06-30 Richard Guenther <rguenther@suse.de>
11382 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11384 (propagate_necessity): Do not mark reaching defs of stores
11387 2009-06-30 Jan Hubicka <jh@suse.cz>
11389 * cfgloopanal.c (check_irred): Move into ...
11390 (mark_irreducible_loops): ... here; return true if ireducible
11392 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11393 (analyze_function): Try to prove loop finiteness.
11394 * cfgloop.h (mark_irreducible_loops): Update prototype.
11395 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11397 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11399 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11401 2009-06-30 Ira Rosen <irar@il.ibm.com>
11403 PR tree-optimization/40542
11404 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11407 2009-06-30 Martin Jambor <mjambor@suse.cz>
11409 PR tree-optimization/40582
11410 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11411 than useless_type_conversion_p.
11412 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11415 2009-06-30 Martin Jambor <mjambor@suse.cz>
11417 PR middle-end/40554
11418 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11420 2009-06-30 Richard Guenther <rguenther@suse.de>
11422 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11423 use ao_ref references.
11424 (walk_aliased_vdefs): Likewise.
11425 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11426 * tree-ssa-dce.c (struct ref_data): Remove.
11427 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11428 (mark_aliased_reaching_defs_necessary): Adjust.
11429 (mark_all_reaching_defs_necessary_1): Likewise.
11431 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11434 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11435 (emit_store_flag_1): Extract from emit_store_flag, adjust
11436 calls to (what now is) emit_cstore.
11437 (emit_store_flag): Call emit_store_flag_1 and also use it
11438 for what used to be recursive calls.
11440 2009-06-30 Wei Guozhi <carrot@google.com>
11443 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11444 if the target bb post dominates from bb.
11445 * config/i386/i386.c (memory_address_length): Check existence of base
11446 register before using it.
11448 2009-06-30 Nick Clifton <nickc@redhat.com>
11449 DJ Delorie <dj@redhat.com>
11451 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11452 __FMOVD_ENABLED__ is defined.
11454 (TARGET_FMOVD): Provide a default definition.
11455 (MASK_FMOVD): Likewise.
11456 (TARGET_CPU_CPP_BUILTINS): Define
11457 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11458 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11459 two fmov instructions depending upon whether TARGET_FMOVD is
11461 (split for DF load from memory into register): Also handle
11462 MEMs which consist of REG+DISP addressing.
11463 (split for DF store from register to memory): Likewise.
11464 * config/sh/sh.opt (mfmovd): Remove this switch.
11465 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11466 * config/sh/sh.c (sh_override_options): Do not automatically
11467 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11468 that to the -mfmovd command line switch.
11470 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11472 (fldi_ok): Always allow.
11473 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11475 2009-06-29 DJ Delorie <dj@redhat.com>
11477 * doc/install.texi (mep-x-elf): Correct chip's full name.
11479 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11481 * doc/extend.texi: Fix typo.
11483 2009-06-29 Tom Tromey <tromey@redhat.com>
11485 * dwarf2.h: Remove.
11486 * Makefile.in (DWARF2_H): New variable.
11487 (except.o): Use it.
11488 (dwarf2out.o): Likewise.
11489 (dwarf2asm.o): Likewise.
11490 * config/i386/t-i386: Use DWARF2_H.
11491 * except.c: Include elf/dwarf2.h.
11492 * unwind-dw2.c: Include elf/dwarf2.h.
11493 * dwarf2out.c: Include elf/dwarf2.h.
11494 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11495 <dtprel>: New field.
11496 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11497 (size_of_loc_descr): Likewise.
11498 (output_loc_operands_raw): Likewise.
11499 (output_loc_operands): Handle new dtprel field.
11500 (loc_checksum): Update.
11501 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11502 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11503 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11504 * dwarf2asm.c: Include elf/dwarf2.h.
11505 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11506 * config/mmix/mmix.c: Include elf/dwarf2.h.
11507 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11508 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11509 * config/sh/sh.c: Include elf/dwarf2.h.
11510 * config/i386/i386.c: Include elf/dwarf2.h.
11512 2009-06-29 DJ Delorie <dj@redhat.com>
11514 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11516 * doc/extend.texi: Add MeP attributes and pragmas.
11517 * doc/invoke.text: Add MeP Options.
11518 * doc/contrib.texi: Add MeP contribution.
11519 * doc/md.texi: Add MeP constraints.
11520 * doc/install.texi: Add MeP target.
11522 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11524 * target.h (struct gcc_target): Add frame_pointer_required field.
11525 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11526 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11527 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11529 * reload1.c (update_eliminables): (Ditto.).
11530 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11531 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11532 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11534 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11536 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11537 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11538 (arm_frame_pointer_required): New function.
11540 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11541 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11542 (avr_frame_pointer_required_p): Declare as static.
11543 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11545 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11546 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11547 (bfin_frame_pointer_required): Make as static, change return type
11549 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11551 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11552 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11553 (cris_frame_pointer_required): New function.
11555 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11557 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11558 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11559 (fr30_frame_pointer_required): New function.
11561 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11562 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11563 (frv_frame_pointer_required): Make as static, change return type
11565 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11567 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11568 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11569 (ix86_frame_pointer_required): Make as static, change return type to
11571 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11573 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11574 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11576 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11578 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11580 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11582 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11583 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11584 (mips_frame_pointer_required): Make as static.
11585 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11587 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11588 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11589 (mmix_frame_pointer_required): Mew function.
11591 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11592 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11594 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11596 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11598 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11600 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11601 (CAN_ELIMINATE): Redefine.
11602 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11603 (sparc_frame_pointer_required): New function.
11604 (sparc_can_eliminate): New function.
11605 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11607 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11608 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11610 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11611 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11612 (xtensa_frame_pointer_required): Make as static, change return type
11614 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11617 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11619 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11620 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11621 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11622 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11623 (register_callback): Handle PLUGIN_START_UNIT.
11624 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11626 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11628 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11630 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11631 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11633 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11635 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11638 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11640 * doc/extend.texi (Additional Floating Types): __float128 is also
11641 supported on i386 targets.
11643 2009-06-29 Richard Guenther <rguenther@suse.de>
11645 PR middle-end/14187
11646 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11648 (pt_solutions_same_restrict_base): Declare.
11649 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11651 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11652 (make_constraint_from, make_copy_constraint): Move earlier.
11653 (make_constraint_from_heapvar): New function.
11654 (make_constraint_from_restrict): Likewise.
11655 (handle_lhs_call): Use it.
11656 (find_func_aliases): Use it to track conversions to restrict
11657 qualified pointers.
11658 (struct fieldoff): Add only_restrict_pointers flag.
11659 (push_fields_onto_fieldstack): Initialize it.
11660 (create_variable_info_for): Track global restrict qualified pointers.
11661 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11662 Track restrict qualified pointer arguments.
11663 (set_uids_in_ptset): Use varinfo is_global_var flag.
11664 (find_what_var_points_to): Set the vars_contains_restrict flag.
11665 Always create the points-to solution for sets including restrict tags.
11666 (pt_solutions_same_restrict_base): New function.
11667 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11668 qualified pointers use pt_solutions_same_restrict_base as
11669 additional source for disambiguation.
11671 2009-06-29 Richard Guenther <rguenther@suse.de>
11673 PR middle-end/38212
11674 * alias.c (find_base_decl): Remove.
11675 (get_deref_alias_set_1): Remove restrict handling.
11676 * c-common.c (c_apply_type_quals_to_decl): Do not set
11677 DECL_POINTER_ALIAS_SET.
11678 * gimplify.c (find_single_pointer_decl_1): Remove.
11679 (find_single_pointer_decl): Likewise.
11680 (internal_get_tmp_var): Remove restrict handling.
11681 (gimple_regimplify_operands): Likewise.
11682 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11683 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11684 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11685 * tree.c (restrict_base_for_decl): Remove.
11686 (init_ttree): Do not allocate it.
11687 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11688 LABEL_DECL_UID for label decls.
11689 (copy_node_stat): Do not copy restrict information.
11690 (decl_restrict_base_lookup): Remove.
11691 (decl_restrict_base_insert): Likewise.
11692 (print_restrict_base_statistics): Likewise.
11693 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11694 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11695 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11696 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11697 (LABEL_DECL_UID): Adjust.
11698 (DECL_BASED_ON_RESTRICT_P): Remove.
11699 (DECL_GET_RESTRICT_BASE): Likewise.
11700 (SET_DECL_RESTRICT_BASE): Likewise.
11701 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11703 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11704 instead of DECL_POINTER_ALIAS_SET.
11705 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11706 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11707 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11709 2009-06-29 Richard Guenther <rguenther@suse.de>
11711 PR tree-optimization/40579
11712 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11713 the IL to simplify has constants that overflowed.
11715 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11717 PR tree-optimization/40550
11718 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11719 vector_compute_type only when the size of vector_compute_type is
11720 less than the size of type.
11722 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11724 * fold-const.c (contains_label_1): Fix comments.
11725 (contains_label_p): Do not walk trees multiple time.
11727 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11729 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11730 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11731 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11732 ix86_fp_comparison_operator.
11733 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11734 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11735 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11736 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11737 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11738 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11739 (related splits): Change predicate to ix86_fp_comparison_operator.
11740 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11741 instead of ix86_fp_comparison_codes.
11742 (ix86_trivial_fp_comparison_operator,
11743 ix86_fp_comparison_operator): New.
11744 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11745 (ix86_expand_compare): Eliminate last two parameters.
11746 (ix86_fp_jump_nontrivial_p): Kill.
11747 * config/i386/i386.c (put_condition_code): Eliminate call to
11748 ix86_fp_comparison_codes and subsequent assertion.
11749 (ix86_fp_comparison_codes): Eliminate.
11750 (ix86_fp_swap_condition): New.
11751 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11752 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11753 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11754 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11755 and ix86_fp_swap_condition.
11756 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11757 Use ix86_fp_comparison_strategy.
11758 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11759 (ix86_fp_jump_nontrivial_p): Eliminate.
11760 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11761 call to ix86_expand_compare.
11762 (ix86_split_fp_branch, ix86_expand_setcc,
11763 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11764 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11766 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11768 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11769 related to jump_clobbers.
11770 * config/arm/arm.md (conds): Remove jump_clob case.
11771 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11772 splits): Change comparison_operator to arm_comparison_operator.
11773 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11776 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11778 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11779 condition for floating point modes.
11780 * expmed.c (emit_store_flag_1): Move here a bigger part
11781 of emit_store_flag.
11782 (emit_store_flag): Try swapping the condition for floating point
11784 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11786 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11788 * expr.c (expand_expr_real_1): Just use do_store_flag.
11789 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11790 emit_store_flag_force.
11791 * expmed.c (emit_store_flag_force): Copy here trick
11792 previously in expand_expr_real_1. Try reversing the comparison.
11793 (emit_store_flag_1): Work if target is NULL.
11794 (emit_store_flag): Work if target is NULL, using the result mode
11795 from the comparison. Use split_comparison, restructure final part
11796 to simplify conditionals.
11798 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11800 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11801 * dojump.c (do_jump): Change handling of floating-point
11802 ops to use just do_compare_and_jump.
11803 (split_comparison): New.
11804 (do_compare_rtx_and_jump): Add here logic coming previously
11805 in do_jump, using split_comparison.
11807 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11810 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11812 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11814 * tree-ssa-alias.c: Fix unintentional commit.
11816 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11818 * passes.c (execute_one_pass): Fix unintentional commit.
11820 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11822 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11823 (df_rd_local_compute, df_md_local_compute): Inline them.
11825 (df_md_scratch): New.
11826 (df_md_alloc, df_md_free): Allocate/free it.
11827 (df_md_local_compute): Only include live registers in init.
11828 (df_md_transfer_function): Prune the in-set computed by
11829 the confluence function, and the gen-set too.
11831 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11833 PR rtl-optimization/26854
11834 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11835 * df-problems.c (df_rd_add_problem): Fix comment.
11836 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11837 df_md_simulate_artificial_defs_at_top,
11838 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11839 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11840 df_md_transfer_function, df_md_init, df_md_confluence_0,
11841 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11842 problem_MD, df_md_add_problem): New.
11843 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11844 df_md_get_bb_info): New.
11845 (DF_LAST_PROBLEM_PLUS1): Adjust.
11847 * Makefile.in (fwprop.o): Include domwalk.h.
11848 * fwprop.c: Include domwalk.h.
11849 (reg_defs, reg_defs_stack): New.
11850 (bitmap_only_bit_between): Remove.
11851 (process_defs): New.
11852 (process_uses): Use reg_defs and local_md instead of
11853 bitmap_only_bit_between and local_rd.
11854 (single_def_use_enter_block): New, from build_single_def_use_links.
11855 (single_def_use_leave_block): New.
11856 (build_single_def_use_links): Remove code moved to
11857 single_def_use_enter_block, invoke domwalk.
11858 (use_killed_between): Adjust comment.
11860 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11862 * bitmap.h (bitmap_ior_and_into): New.
11863 * bitmap.c (bitmap_ior_and_into): New.
11865 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11867 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11868 before_dom_children_before_stmts and after_dom_children_after_stmts.
11869 Rename the two remaining callbacks to just before_dom_children and
11870 after_dom_children. Remove other GIMPLE statement walking bits.
11871 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11872 * graphite.c: Do not include domwalk.h.
11873 * tree-into-ssa.c (interesting_blocks): New global.
11874 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11875 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11876 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11877 now that they're not domwalk callbacks.
11878 (rewrite_initialize_block): Rename to...
11879 (rewrite_enter_block): ... this, place after called functions. Test
11880 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11881 (rewrite_finalize_block): Rename to...
11882 (rewrite_leave_block): ... this, place after called functions.
11883 (rewrite_update_init_block): Rename to...
11884 (rewrite_update_enter_block): ... this, place after called functions.
11885 Test interesting_blocks, call rewrite_update_stmt and
11886 rewrite_update_phi_arguments.
11887 (rewrite_update_fini_block): Rename to...
11888 (rewrite_leave_block): ... this, place after called functions.
11889 (rewrite_blocks): Remove last argument, simplify initialization of
11891 (mark_def_sites_initialize_block): Rename to...
11892 (mark_def_sites_block): ... this, call mark_def_sites.
11893 (mark_def_sites_blocks): Remove argument, simplify initialization of
11895 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11896 (update_ssa): Likewise.
11897 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11899 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11900 (dom_opt_initialize_block): Rename to...
11901 (dom_opt_enter_block): ... this, place after called functions. Walk
11902 statements here, inline propagate_to_outgoing_edges.
11903 (dom_opt_finalize_block): Rename to...
11904 (dom_opt_leave_block): ... this, place after called functions.
11905 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11907 (dse_enter_block, dse_record_phi): New.
11908 (dse_record_phis): Delete.
11909 (dse_finalize_block): Rename to...
11910 (dse_leave_block): ... this.
11911 (tree_ssa_dse): Simplify initialization of walk_data.
11912 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11913 Adjust initialization of walk_data.
11914 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11915 * tree-ssa-loop-phiopt.c (get_non_trapping):
11916 Adjust initialization of walk_data.
11917 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11918 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11919 it's not a domwalk callback.
11920 (uncprop_initialize_block): Rename to...
11921 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11922 (dse_finalize_block): Rename to...
11923 (dse_leave_block): ... this.
11924 (tree_ssa_uncprop): Simplify initialization of walk_data.
11925 * Makefile.in: Adjust dependencies.
11927 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11929 * arm.md (casesi): Fix test for Thumb1.
11930 (thumb1_casesi_internal_pic): Likewise.
11931 (thumb1_casesi_dispatch): Likewise.
11933 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11935 * config/arm/arm-cores.def: Added core cortex-m0.
11936 * config/arm/arm-tune.md: Regenerated.
11937 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11939 2009-06-26 DJ Delorie <dj@redhat.com>
11941 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11943 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11944 the scheduler doesn't tag jump insns.
11946 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11948 * c-decl.c (merge_decls): Re-indent.
11950 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11953 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11954 Special-case decimal float constants.
11956 2009-06-26 Richard Henderson <rth@redhat.com>
11958 * function.h (struct function): Add cannot_be_copied_reason,
11959 and cannot_be_copied_set.
11960 * tree-inline.c (has_label_address_in_static_1): Rename from
11961 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11962 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11963 don't set inline_forbidden_reason.
11964 (copy_forbidden): New function, split out of inline_forbidden_p.
11965 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11966 (inline_forbidden_p): Use copy_forbidden.
11967 (tree_versionable_function_p): Likewise.
11968 (inlinable_function_p): Merge into tree_inlinable_function_p.
11969 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11970 * ipa-cp.c (ipcp_versionable_function_p): New function.
11971 (ipcp_cloning_candidate_p): Use it.
11972 (ipcp_node_modifiable_p): Likewise.
11974 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11976 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11977 that is marked not to be inlined. Remove flag_mudflap use.
11978 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11979 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11981 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11984 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11985 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11987 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11989 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11991 (__mingwthr_remove_key_dtor): Likewise.
11993 2009-06-26 Richard Guenther <rguenther@suse.de>
11995 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11997 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11999 PR middle-end/40525
12000 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12001 try the non-cond_exec path also.
12003 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12006 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12007 (output_cbranch): Use new functions.
12008 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12011 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12012 Pat Haugen <pthaugen@us.ibm.com>
12013 Revital Eres <ERES@il.ibm.com>
12015 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12016 for %c error. Add %x support to print VSX registers as a unified
12017 register set, instead of separate float and altivec registers.
12018 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12019 %y case, and add support for VSX pre-modify addresses.
12020 (output_toc): Add assert for CONST containing an integer constant
12022 (rs6000_adjust_cost): Add POWER7 support.
12023 (insn_must_be_first_in_group): Ditto.
12024 (insn_must_be_last_in_group): Ditto.
12025 (rs6000_emit_popcount): Ditto.
12026 (rs6000_vector_mode_supported_p): Ditto.
12028 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12029 Change some of the functions called by macros to being called
12030 through a pointer, so debug functions can be inserted if
12031 -mdebug=addr or -mdebug=cost.
12032 (rs6000_preferred_reload_class_ptr): Ditto.
12033 (rs6000_secondary_reload_class_ptr): Ditto.
12034 (rs6000_secondary_memory_needed_ptr): Ditto.
12035 (rs6000_cannot_change_mode_class_ptr): Ditto.
12036 (rs6000_secondary_reload_inner): Ditto.
12037 (rs6000_legitimize_reload_address): Ditto.
12038 (rs6000_legitimize_reload_address_ptr): Ditto.
12039 (rs6000_mode_dependent_address): Ditto.
12040 (rs6000_mode_dependent_address_ptr): Ditto.
12042 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12043 function to return true if the mode allows reg + integer
12045 (virtual_stack_registers_memory_p): New function to return true if
12046 the address refers to a virtual stack register.
12047 (rs6000_legitimate_offset_address_p): Move code to say whether a
12048 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12050 (rs6000_legitimate_address_p): Add checks for modes that only can
12051 do reg+reg addressing. Start adding VSX support.
12052 (rs6000_legitimize_reload_address): Ditto.
12053 (rs6000_legitimize_address): Ditto.
12054 (rs6000_debug_legitimate_address_p): New debug functions for
12055 -mdebug=addr and -mdebug=cost.
12056 (rs6000_debug_rtx_costs): Ditto.
12057 (rs6000_debug_address_costs): Ditto.
12058 (rs6000_debug_adjust_cost): Ditto.
12059 (rs6000_debug_legitimize_address): Ditto.
12060 (rs6000_legitimize_reload_address_ptr): Point to call normal
12061 function or debug function. Make functions called via pointer
12063 (rs6000_mode_dependent_address_ptr): Ditto.
12064 (rs6000_secondary_reload_class_ptr): Ditto.
12065 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12066 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12067 into a friendlier error.
12068 (rs6000_init_builtins): Add initial VSX support.
12069 (rs6000_adjust_cost): Fix some spacing issues.
12071 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12072 (REG_CLASS_NAMES): Ditto.
12073 (REG_CLASS_CONTENTS): Ditto.
12074 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12075 pointer, to add -mdebug=addr support.
12076 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12077 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12078 -mdebug=addr support.
12079 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12080 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12081 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12083 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12085 (bswapsi*): Set attribute types for load/store. Add combiner
12086 patterns to eliminate zero extend on 64-bit.
12087 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12088 stdbrx if the hardware supports those instructions.
12090 2009-06-25 Ian Lance Taylor <iant@google.com>
12092 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12093 (Link Options): Document -static-libstdc++.
12095 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12098 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12099 DATA_ALIGNMENT instead.
12101 2009-06-25 Richard Guenther <rguenther@suse.de>
12103 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12104 indirect references against the callused/escaped solutions.
12105 (call_may_clobber_ref_p_1): Likewise.
12107 2009-06-25 Martin Jambor <mjambor@suse.cz>
12109 PR tree-optimization/40493
12110 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12111 (enum unscalarized_data_handling): New type.
12112 (handle_unscalarized_data_in_subtree): Return what has been done.
12113 (load_assign_lhs_subreplacements): Handle left flushes differently.
12114 (sra_modify_assign): Use unscalarized_data_handling, simplified
12115 condition determining whether to remove the statement.
12117 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12119 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12120 excerpt - @ should be doubled for texinfo.
12122 2009-06-24 Ian Lance Taylor <iant@google.com>
12124 * config/arc/arc.c: Include "df.h".
12125 (arc_attribute_table): Make static. Move higher in file.
12126 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12127 (output_shift): Initialize n later to avoid warning.
12128 * config/arm/arm.c (arm_attribute_table): Make static. Move
12130 * config/avr/avr.c (avr_attribute_table): Make static. Move
12132 (reg_class_tab): Change array type from int to enum reg_class.
12133 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12135 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12136 (lshrhi3_out): Likewise.
12137 (class_likely_spilled_p): Change return type to bool.
12138 (avr_rtx_costs): Use local code variable with enum type.
12139 * config/avr/avr.md (movmemhi): Use add_reg_note.
12140 (andhi3, andsi3): Don't use AS2 with "and".
12141 (iorhi3, iorsi3): Don't use AS2 with "or".
12142 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12143 * config/crx/crx.c: Include "df.h".
12144 (crx_attribute_table): Make static.
12145 * config/m32r/m32r.c: Include "df.h".
12146 (m32r_attribute_table): Make static. Move higher in file.
12147 (pop): Use add_reg_note.
12148 (block_move_call): Change 0 to LCT_NORMAL in function call.
12149 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12150 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12151 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12152 declare, not just when TREE_CODE is defined.
12153 * config/m68hc11/m68hc11.c: Include "expr.h".
12154 (m68hc11_attribute_table): Make static. Move higher in file.
12155 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12157 (m68hc11_register_indirect_p): Likewise.
12158 (m68hc11_function_arg_padding): Change return type to enum
12160 (emit_move_after_reload): Use add_reg_note.
12161 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12162 (m68hc11_split_logical): Likewise.
12163 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12165 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12166 to VOIDmode in function call.
12167 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12169 (m68hc11_split_logical): Update declaration.
12170 (m68hc11_function_arg_padding): Update declaration.
12171 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12172 to array of enum reg_class.
12173 (mcore_attribute_table): Make static. Move higher in file.
12174 (mcore_rtx_costs): Add cast to enum type.
12175 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12176 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12177 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12179 * config/sh/predicates.md (trapping_target_operand): Rename and to
12181 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12183 * config/spu/spu.c (spu_attribute_table): Make static. Move
12185 * config/v850/v850.c (v850_attribute_table): Make static. Move
12187 (v850_rtx_costs): Use local code with enum type.
12188 (expand_epilogue): Add cast.
12189 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12191 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12194 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12195 -m2a-single-only and -m2a-nofpu.
12196 * config/sh/sh.opt: Document m2a generates FPU code.
12198 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12200 * defaults.h (CAN_ELIMINATE): Provide default.
12201 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12202 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12203 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12204 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12205 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12206 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12207 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12208 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12209 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12210 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12212 2009-06-24 DJ Delorie <dj@redhat.com>
12214 * mep-ext-cop.cpu: Fix copyright notice.
12215 * mep-default: Fix copyright notice.
12216 * mep-core: Fix copyright notice.
12217 * mep: Fix copyright notice.
12218 * mep-ivc2: Fix copyright notice.
12219 * mep-c5: Fix copyright notice.
12221 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12223 * doc/contrib.texi (Contributors):
12225 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12227 PR middle-end/40501
12228 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12229 src and dst operands if necessary.
12231 2009-06-23 DJ Delorie <dj@redhat.com>
12234 * config.gcc: Add mep support.
12235 * recog.c: Resurrect validate_replace_rtx_subexp().
12236 * recog.h: Likewise.
12237 * config/mep/: Add new port:
12238 * config/mep/constraints.md: New file.
12239 * config/mep/default.h: New file.
12240 * config/mep/intrinsics.h: New file.
12241 * config/mep/intrinsics.md: New file.
12242 * config/mep/ivc2-template.h: New file.
12243 * config/mep/mep-c5.cpu: New file.
12244 * config/mep/mep-core.cpu: New file.
12245 * config/mep/mep-default.cpu: New file.
12246 * config/mep/mep-ext-cop.cpu: New file.
12247 * config/mep/mep-intrin.h: New file.
12248 * config/mep/mep-ivc2.cpu: New file.
12249 * config/mep/mep-lib1.asm: New file.
12250 * config/mep/mep-lib2.c: New file.
12251 * config/mep/mep-pragma.c: New file.
12252 * config/mep/mep-protos.h: New file.
12253 * config/mep/mep-tramp.c: New file.
12254 * config/mep/mep.c: New file.
12255 * config/mep/mep.cpu: New file.
12256 * config/mep/mep.h: New file.
12257 * config/mep/mep.md: New file.
12258 * config/mep/mep.opt: New file.
12259 * config/mep/predicates.md: New file.
12260 * config/mep/t-mep: New file.
12262 2009-06-23 Ian Lance Taylor <iant@google.com>
12264 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12265 from loose_warn into c_loose_warn and from strict_warn into
12266 c_strict_warn. Set and substitute warn_cxxflags. Check for
12267 --enable-build-with-cxx. Set and substitute
12268 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12269 * Makefile.in (CXXFLAGS): New variable.
12270 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12271 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12272 the default is the same as $(STRICT_WARN).
12273 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12274 (CXX): New variable.
12275 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12276 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12277 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12278 (HOST_LIBS): New variable.
12279 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12280 (ALL_CXXFLAGS): New variable.
12281 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12282 * doc/install.texi (Configuration): Document
12283 --enable-build-with-cxx, --with-stage1-ldflags,
12284 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12285 * configure: Rebuild.
12287 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12289 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12290 from previous commit.
12292 2009-06-23 Ian Lance Taylor <iant@google.com>
12294 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12296 2009-06-23 Ian Lance Taylor <iant@google.com>
12298 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12299 with ATTRIBUTE_UNUSED.
12301 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12302 Pat Haugen <pthaugen@us.ibm.com>
12303 Revital Eres <eres@il.ibm.com>
12305 * config.in (HAVE_AS_POPCNTD): Add default definition.
12306 (HAVE_AS_LWSYNC): Ditto.
12308 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12310 (gcc_cv_as_powerpc_cmpb): Ditto.
12311 (gcc_cv_as_powerpc_dfp): Ditto.
12312 (gcc_cv_as_powerpc_vsx): Ditto.
12313 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12314 supporting the popcntd/lwsync instructions.
12315 (gcc_cv_as_powerpc_lwsync): Ditto.
12316 * configure: Regenerate.
12318 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12319 -mcpu=native and -mcpu=power7.
12320 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12322 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12323 a variable instead of a mask to reduce the number of mask bits.
12324 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12325 (-mbit-word): Ditto.
12326 (-mregnames): Ditto.
12327 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12328 (-mfused-madd): Ditto.
12330 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12332 (-mvsx): New switch for VSX instructions.
12333 (-misel): Move from a variable to a mask to allow it to be set by
12336 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12337 function declaration to an array declaration.
12338 (rs6000_hard_regno_nregs): New external array declaration.
12340 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12341 files included by rs6000.md.
12343 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12344 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12346 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12348 (rs6000_debug_reg): New -mdebug= variables.
12349 (rs6000_debug_addr): Ditto.
12350 (rs6000_debug_cost): Ditto.
12351 (rs6000_pmode): New variable to hold Pmode.
12352 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12353 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12354 calculated at compiler start.
12355 (rs6000_hard_regno_nregs): Change function to an array which holds
12356 HARD_REGNO_NREGS calculated at compiler start.
12357 (rs6000_explicit_options): Delete isel field.
12358 (rs6000_vector_unit): New array to hold which vector unit
12359 supports arithmetic options for a given type.
12360 (rs6000_vector_mem): New array to hold which vector unit supports
12361 memory reference operations for a given type.
12362 (rs6000_vector_align): New array to given the alignment of each
12364 (power7_cost): New basic costs for power7.
12365 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12366 (rs6000_hard_regno_nregs_internal): New function, moved from
12367 HARD_REGNO_NREGS, to calculate the number of registers each hard
12368 register takes for each type.
12369 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12370 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12371 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12372 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12373 unit information here so it is calculated once at compiler startup
12375 (rs6000_override_options): Make -misel a target mask. Add more
12376 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12377 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12379 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12380 (rs6000_handle_option): Move -misel from variable to target mask.
12381 (rs6000_builtin_mask_for_load): Add VSX support.
12382 (rs6000_conditional_register_usage): Ditto.
12383 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12384 (function_arg_boundary): Ditto.
12385 (rs6000_expand_builtin): Ditto.
12386 (def_builtin): Make abort message a little friendlier.
12387 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12389 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12390 assembler support the popcntd instruction instead of a vsx
12391 instruction to enable power7 support.
12392 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12393 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12394 option to the assembler if -mcpu=native.
12395 (ASM_CPU_NATIVE_SPEC): Ditto.
12396 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12398 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12399 the lwsync instruction.
12400 (enum processor_type): Add PROCESSOR_POWER7.
12401 (rs6000_debug_reg): New -mdebug= options.
12402 (rs6000_debug_addr): Ditto.
12403 (rs6000_debug_cost): Ditto.
12404 (rs6000_isel): Delete.
12405 (enum rs6000_vector): New enum to say what vector unit we have.
12406 (VECTOR_UNIT_*): New macros to say which vector unit has
12407 arithmetic operations for a given type.
12408 (VECTOR_MEM_*): New macros to say which vector unit has memory
12409 operations for a given type.
12410 (TARGET_LDBRX): Whether the machine supports the ldbrx
12412 (TARGET_ISEL): Delete, -misel moved to be a mask.
12413 (TARGET_ISEL64): New macro for 64-bit isel support.
12414 (UNITS_PER_VSX_WORD): New macro.
12415 (POINTER_SIZE): Move to be an external variable, rather than
12416 calculating whether we are generating 32 ot 64-bit code.
12418 (STACK_BOUNDARY): Add VSX support.
12419 (LOCAL_ALIGNMENT): Ditto.
12420 (SLOW_UNALIGNED_ACCESS): Ditto.
12421 (VSX_REGNO_P): New macro for VSX support.
12422 (VFLOAT_REGNO_P): Ditto.
12423 (VINT_REGNO_P): Ditto.
12424 (VLOGICAL_REGNO_P): Ditto.
12425 (VSX_VECTOR_MODE): Ditto.
12426 (VSX_SCALAR_MODE): Ditto.
12428 (VSX_MOVE_MODE): Ditto.
12429 (VSX_REG_CLASS_P): Ditto.
12430 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12432 (UNITS_PER_SIMD_WORD): Add VSX support.
12433 (MODES_TIEABLE_P): Ditto.
12434 (STARTING_FRAME_OFFSET): Ditto.
12435 (STACK_DYNAMIC_OFFSET): Ditto.
12436 (EPILOGUE_USES): Ditto.
12437 (REGNO_REG_CLASS): Move to array lookup.
12438 (CLASS_MAX_NREGS): Ditto.
12439 (rs6000_vector_reg_class): Add declaration.
12440 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12441 overlap with the floating point and Altivec registers.
12443 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12445 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12446 give the appropriate asm switches if -mcpu=native.
12447 (host_detect_local_cpu): Add support for "asm".
12448 (host_detect_local_cpu): Follow GNU code guidelines for name.
12450 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12451 -mbit-word to a variable instead of being a target mask.
12453 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12454 emit the lwsync instruction instead of emitting the instruction as
12455 an integer constant.
12457 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12458 fixuns_trundfsi2, move expander into rs6000.md.
12460 * config/rs6000/rs6000.md (cpu): Add power7.
12461 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12462 (logical predicate patterns): Change the single instruction
12463 primitives that set CR0 to be fast_compare instead of compare.
12465 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12466 (popcntddi2): Ditto.
12467 (popcount<mode>): Ditto.
12468 (floating multiply/add insns): Name the floating point
12469 multiply/add insns.
12470 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12471 (isel_unsigned_<mode>): Ditto.
12472 (fixuns_trundfsi2): Move expander here from spe.md.
12473 (smindi3): Define if we have -misel on 64-bit systems.
12478 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12480 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12482 * config/avr/avr.c (avr_current_device): New variable.
12483 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12484 (avr_arch, mcu_type_s): Move to avr.h.
12485 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12486 default_data_section_start fields.
12487 (avr_arch): Moved from avr.c.
12488 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12489 library_name fields.
12490 (avr_current_device, avr_mcu_types, avr_arch_types,
12491 avr_device_to_arch, avr_device_to_data_start,
12492 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12493 (EXTRA_SPEC_FUNCTIONS): Define.
12494 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12495 options mapping. Use device_to_arch and device_to_data_start insted.
12496 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12497 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12498 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12499 * config/avr/driver-avr.c: New file.
12500 * config/avr/avr-devices.c: New file.
12502 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12504 * var-tracking.c (unshare_variable): Force initialized to
12505 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12506 (set_variable_part): Likewise.
12507 (struct variable_union_info): Remove pos_src field.
12508 (vui_vec, vui_allocated): New variables.
12509 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12510 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12511 == 1 use a simpler sorting algorithm. Compute pos field right
12512 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12513 Avoid quadratic comparison if !flag_var_tracking_uninit.
12514 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12515 unshare_variable unconditionally.
12516 (dataflow_set_different_2): Removed.
12517 (dataflow_set_different): Don't traverse second hash table.
12518 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12519 unconditionally to var_reg_set or var_mem_set.
12520 (emit_notes_in_bb): Likewise.
12521 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12523 (emit_note_insn_var_location): Don't set initialized to
12524 VAR_INIT_STATUS_INITIALIZED early.
12525 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12527 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12529 * tree-object-size.c (addr_object_size): Instead of checking
12530 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12531 are no FIELD_DECLs following it.
12533 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12535 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12536 order to match bswaps with signed source operands.
12538 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12540 * sdbout.c (sdbout_one_type): Fix braces in switch.
12542 2009-06-23 Richard Guenther <rguenther@suse.de>
12544 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12546 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12547 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12548 var_callused, callused_tree, var_storedanything, storedanything_tree,
12549 var_integer, integer_tree): Remove global variables.
12550 (new_var_info): Do not pass new id, append the new var to the
12551 global variable vector.
12552 (do_ds_constraint): Use is_global_var member of the variable-info.
12553 (new_scalar_tmp_constraint_exp): Adjust.
12554 (create_function_info_for): Likewise.
12555 (create_variable_info_for): Likewise.
12556 (find_what_var_points_to): Remove dead code.
12557 (init_base_vars): Simplify.
12558 (compute_points_to_sets): Adjust.
12560 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12562 * combine.c (try_combine): Dump information about the insns we're
12565 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12567 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12568 check when calling force_to_mode on TRUNCATE's operand.
12570 2009-06-22 Ian Lance Taylor <iant@google.com>
12572 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12574 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12576 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12578 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12580 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12581 override library linkage flags such as -static-libgcc or
12584 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12586 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12588 2009-06-22 Ian Lance Taylor <iant@google.com>
12590 * config/linux.opt: Put mglibc ahead of muclibc.
12592 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12593 for duplicate decls.
12595 2009-06-22 Matthias Klose <doko@ubuntu.com>
12597 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12599 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12602 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12603 instead of NULL if a parser error occurs.
12605 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12607 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12608 non-DWARF2_DEBUGGING_INFO version.
12610 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12612 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12613 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12615 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12616 (LIBGCC2_TF_CEXT): Define.
12619 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12622 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12624 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12626 * config/arm/arm.c (arm_override_options): Disable
12627 -mcaller-super-interworking and -mcallee-super-interworking.
12628 * doc/invoke.texi (ARM Options): Document this.
12630 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12632 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12633 * config/arm/constraints.md (j): New constraint for movw operands.
12634 (N): Remove thumb2 meaning.
12635 * config/arm/arm.md (*arm_movw): Delete.
12636 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12637 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12638 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12640 2009-06-22 Martin Jambor <mjambor@suse.cz>
12642 PR tree-optimization/40492
12643 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12644 build_ref_for_offset.
12646 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12648 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12649 JUMP_TABLE_DATA_P predicates where applicable.
12650 * auto-inc-dec.c: Ditto.
12651 * builtins.c: Ditto.
12652 * caller-save.c: Ditto.
12654 * cfgcleanup.c: Ditto.
12655 * cfglayout.c: Ditto.
12657 * combine.c: Ditto.
12658 * combine-stack-adj.c: Ditto.
12662 * df-scan.c: Ditto.
12664 * dwarf2asm.c: Ditto.
12665 * dwarf2out.c: Ditto.
12666 * emit-rtl.c: Ditto.
12672 * function.c: Ditto.
12675 * genpreds.c: Ditto.
12676 * genrecog.c: Ditto.
12678 * ira-costs.c: Ditto.
12679 * ira-lives.c: Ditto.
12681 * loop-iv.c: Ditto.
12682 * lower-subreg.c: Ditto.
12683 * modulo-sched.c: Ditto.
12685 * postreload.c: Ditto.
12686 * print-rtl.c: Ditto.
12688 * reginfo.c: Ditto.
12689 * regmove.c: Ditto.
12690 * reload1.c: Ditto.
12693 * rtlanal.c: Ditto.
12695 * sched-vis.c: Ditto.
12697 * sel-sched-ir.c: Ditto.
12698 * simplify-rtx.c: Ditto.
12699 * targhooks.c: Ditto.
12700 * var-tracking.c: Ditto.
12701 * vmsdbgout.c: Ditto.
12703 2009-06-22 Matthias Klose <doko@ubuntu.com>
12705 * Makefile.in (install-plugin): Always use DESTDIR.
12707 2009-06-22 Olivier Hainque <hainque@adacore.com>
12709 * config/pa/pa.c (output_call): Don't optimize post call jumps
12710 into return address adjustments if the call may throw.
12712 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12714 * arm.c (thumb1_output_casesi): New function.
12715 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12716 optimizing for size or PIC.
12717 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12718 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12719 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12720 (thumb1_casesi_internal_pic): New expand rule.
12721 (thumb1_casesi_dispatch): New pattern.
12722 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12724 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12725 in the text seciton when PIC or optimizing for size.
12726 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12727 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12728 preservation properties of code.
12729 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12730 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12731 (__gnu_thumb1_case_si): New function.
12732 * t-arm (LIB1ASMSRC): Define here.
12733 (LIB1ASMFUNCS): Add some common functions.
12734 * t-arm-elf (LIB1ASMSRC): Delete.
12735 (LIB1ASMFUNCS): Append to existing set.
12736 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12737 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12738 * t-symbian (LIB1ASMFUNCS): Likewise.
12739 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12740 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12742 2009-06-21 Richard Guenther <rguenther@suse.de>
12744 PR tree-optimization/38729
12745 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12746 to loops with a single exit if -fno-expensive-optimizations.
12748 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12750 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12751 (dataflow_set): Change vars type from htab_t to shared_hash.
12752 (shared_hash_pool, empty_shared_hash): New variables.
12753 (vars_clear): Removed.
12754 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12755 shared_hash_find_slot_unshare, shared_hash_find_slot,
12756 shared_hash_find_slot_noinsert, shared_hash_find): New
12758 (shared_hash_unshare, shared_hash_destroy): New functions.
12759 (unshare_variable): Unshare set->vars if shared, use
12761 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12762 (get_init_value, find_src_set_src, dump_dataflow_set,
12763 clobber_variable_part, emit_notes_for_differences): Use
12765 (dataflow_set_init): Remove second argument, set vars to
12766 empty_shared_hash instead of creating a new htab.
12767 (dataflow_set_clear): Call shared_hash_destroy and set vars
12768 to empty_shared_hash instead of calling vars_clear.
12769 (dataflow_set_copy): Don't call vars_copy, instead just share
12770 the src htab with dst.
12771 (variable_union): Use shared_hash_*, use initially NO_INSERT
12772 lookup if set->vars is shared. Don't keep slot cleared before
12773 calling unshare_variable. Unshare set->vars if needed.
12774 Even ->refcount == 1 vars must be unshared if set->vars is shared
12775 and var needs to be modified.
12776 (variable_canonicalize): New function.
12777 (dataflow_set_union): If dst->vars is empty, just share src->vars
12778 with dst->vars and traverse with variable_canonicalize to canonicalize
12779 and unshare what is needed.
12780 (dataflow_set_different): If old_set and new_set use the same shared
12781 htab, they aren't different. If number of htab elements is different,
12782 htabs are different. Use shared_hash_*.
12783 (dataflow_set_destroy): Call shared_hash_destroy instead of
12785 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12786 second argument to dataflow_set_init.
12787 (vt_initialize): Likewise. Initialize shared_hash_pool and
12788 empty_shared_hash, move bb in/out initialization afterwards.
12789 Use variable_htab_free instead of NULL as changed_variables del hook.
12790 (variable_was_changed): Change type of second argument to pointer to
12791 dataflow_set. When inserting var into changed_variables, bump
12792 refcount. Unshare set->vars if set is shared htab and slot needs to
12794 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12795 lookup if set->vars is shared. Unshare set->vars if needed.
12796 Even ->refcount == 1 vars must be unshared if set->vars is shared
12797 and var needs to be modified. Adjust variable_was_changed caller.
12798 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12799 vars must be unshared if set->vars is shared and var needs to be
12800 modified. Adjust variable_was_changed caller.
12801 (emit_note_insn_var_location): Don't pool_free var.
12802 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12804 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12805 free_alloc_pool on shared_hash_pool.
12807 2009-06-20 Anthony Green <green@moxielogic.com>
12809 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12810 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12812 2009-06-20 Richard Guenther <rguenther@suse.de>
12814 * tree-ssa-structalias.c (find_func_aliases): For memset use
12815 a constraint from NULL if we memset to zero.
12816 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12817 we explicitly handle that do not read from memory.
12818 (call_may_clobber_ref_p_1): Properly handle builtins that may
12821 2009-06-20 Richard Guenther <rguenther@suse.de>
12823 PR tree-optimization/40495
12824 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12825 (new_scalar_tmp_constraint_exp): New function.
12826 (process_constraint): Do not create temporary decls.
12827 (process_all_all_constraints): Likewise.
12828 (handle_const_call): Likewise.
12829 (create_function_info_for): Do not set decl.
12831 2009-06-19 Ian Lance Taylor <iant@google.com>
12833 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12834 (rs6000_attribute_table): Make static; move before use.
12836 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12838 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12839 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12840 Propagate the TREE_READONLY flag without overwriting it.
12841 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12842 Propagate the TREE_READONLY flag onto the result.
12843 (process_call_operands): Move around. Use correct constant value.
12845 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12848 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12849 * config/arm/arm.md: Likewise.
12851 2009-06-19 Ian Lance Taylor <iant@google.com>
12853 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12854 to GIMPLE_ERROR_MARK.
12856 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12857 op2_original_type parameters. Warn about using different enum types.
12858 * c-parser.c (c_parser_conditional_expression): Pass original
12859 types to build_conditional_expr.
12860 * c-tree.h (build_conditional_expr): Update declaration.
12862 2009-06-19 Ian Lance Taylor <iant@google.com>
12864 * config/i386/i386.c (ix86_function_specific_save): Test that
12865 fields match values, rather than testing the values are in a
12868 2009-06-19 Richard Guenther <rguenther@suse.de>
12870 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12871 ADDR_EXPR pointers.
12872 (ptr_derefs_may_alias_p): Likewise.
12873 (ptr_deref_may_alias_ref_p_1): New function.
12874 (ptr_deref_may_alias_ref_p): Likewise.
12875 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12876 covered by looking at the ESCAPED solution.
12877 (call_may_clobber_ref_p_1): Likewise.
12878 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12879 Handle NULL_TREE offset. Do not produce redundant constraints.
12880 (process_all_all_constraints): New helper function.
12881 (do_structure_copy): Use it.
12882 (handle_lhs_call): Likewise.
12883 (find_func_aliases): Handle some builtins with pointer arguments
12884 and/or return values explicitly.
12886 2009-06-19 Ian Lance Taylor <iant@google.com>
12888 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12890 2009-06-19 Ian Lance Taylor <iant@google.com>
12892 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12894 2009-06-19 Ian Lance Taylor <iant@google.com>
12896 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12897 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12900 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12901 uninitialized const.
12903 2009-06-19 Ian Lance Taylor <iant@google.com>
12905 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12908 * c-decl.c (in_struct, struct_types): Remove.
12909 (struct c_binding): Add in_struct field.
12910 (c_binding_ptr): Define type, along with VEC.
12911 (struct c_struct_parse_info): Define.
12912 (struct_parse_info): New static variable.
12913 (bind): Initialize in_struct field.
12914 (start_struct): Remove enclosing_in_struct and
12915 enclosing_struct_types parameters. Add
12916 enclosing_struct_parse_info parameter. Change all callers. Set
12917 struct_parse_info rather than in_struct and struct_types.
12918 (grokfield): If -Wc++-compat and there is a symbol binding for the
12919 field name, set the in_struct flag and push it on the
12920 struct_parse_info->fields vector.
12921 (warn_cxx_compat_finish_struct): New static function.
12922 (finish_struct): Remove enclosing_in_struct and
12923 enclosing_struct_types parameters. Add
12924 enclosing_struct_parse_info parameter. Change all callers. Don't
12925 set C_TYPE_DEFINED_IN_STRUCT here. Call
12926 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12927 parameter. Only push on struct_types if warn_cxx_compat.
12928 (finish_enum): Only push on struct_types if warn_cxx_compat.
12929 (declspecs_add_type): Add loc parameter. Change all callers.
12930 Change all error calls to error_at. Pass loc, not input_location,
12931 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12932 defined in a struct. If -Wc++-compat and parsing a struct, record
12933 that a typedef name was used.
12934 * c-parser.c (c_parser_declspecs): Get location to pass to
12935 declspecs_add_type.
12936 (c_parser_struct_or_union_specifier): Update calls to start_struct
12938 * c-tree.h (struct c_struct_parse_info): Declare.
12939 (finish_struct, start_struct): Update declarations.
12940 (declspecs_add_type): Update declaration.
12942 2009-06-19 Ian Lance Taylor <iant@google.com>
12944 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12945 variable with an anonymous type.
12947 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12949 * see.c: Remove for real.
12951 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12953 * optabs.h (enum optab_index): Add new OTI_significand.
12954 (significand_optab): Define corresponding macro.
12955 * optabs.c (init_optabs): Initialize significand_optab.
12956 * genopinit.c (optabs): Implement significand_optab using
12957 significand?f2 patterns.
12958 * builtins.c (expand_builtin_mathfn): Handle
12959 BUILT_IN_SIGNIFICAND{,F,L}.
12960 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12961 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12963 * config/i386/i386.md (significandxf2, significand<mode>2): New
12964 expanders to implement significandf, significand and significandl
12965 built-ins as inline x87 intrinsics.
12967 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12969 * config/avr/avr.c (avr_override_options): Remove setting value of
12970 PARAM_INLINE_CALL_COST.
12972 2009-06-18 Richard Henderson <rth@redhat.com>
12975 * tree-pass.h (TDF_ASMNAME): New.
12976 * tree-dump.c (dump_options): Add asmname.
12977 * doc/invoke.texi: Document it.
12979 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12980 (dump_decl_name): ...here.
12981 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12982 (dump_generic_node): Update dump_function_name calls.
12983 (print_call_name): New flags arg; update all dump calls.
12984 * diagnostic.h (print_call_name): Update.
12985 * gimple-pretty-print.c (dump_gimple_call): Update.
12987 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12990 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12992 2009-06-18 Diego Novillo <dnovillo@google.com>
12994 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12995 * plugin.c (str_license): Declare.
12996 (try_init_one_plugin): Assert that the symbol
12997 'plugin_is_GPL_compatible' exists.
12999 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13002 * Makefile.in (OBJS-common): Remove see.o.
13004 * common.opt (fsee): Mark as preserved for backward compatibility.
13005 * opts.c (common_handle_option): Add OPT_fsee to the backward
13006 compatibility section.
13007 * passes.c (init_optimization_passes, pass_see): Remove pass.
13008 * timevar.def (TV_SEE): Remove.
13009 * tree-pass.h (pass_see): Remove declaration.
13010 * doc/invoke.texi (-fsee): Remove documentation.
13012 2009-06-18 Martin Jambor <mjambor@suse.cz>
13014 * tree-sra.c: Include statistics.h
13015 (sra_stats): New variable.
13016 (sra_initialize): Clear sra_stats.
13017 (create_access_replacement): Increment sra_stats.replacements.
13018 (get_access_replacement): Do not return twice.
13019 (analyze_all_variable_accesses): Increment statistics counter by the
13020 number of scalarized aggregates.
13021 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13022 (sra_modify_expr): Increment sra_stats.exprs.
13023 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13024 (sra_modify_assign): Increment sra_stats.exprs,
13025 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13026 (perform_intra_sra): Update statistics counters.
13027 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13029 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13031 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13032 (arm_scalar_mode_supported_p): New function.
13034 2009-06-18 Paul Brook <paul@codesourcery.com>
13035 Sandra Loosemore <sandra@codesourcery.com>
13037 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13038 (__extendhfsf2, __truncsfhf2): Define.
13039 * config/arm/fp16.c: New file.
13040 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13041 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13043 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13045 * doc/extend.texi (Half-Precision): New section.
13046 * doc/invoke.texi (Option Summary): List -mfp16-format.
13047 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13048 * config/arm/arm.opt (mfp16-format=): New.
13049 * config/arm/arm.c: Include intl.h.
13050 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13051 (TARGET_INVALID_RETURN_TYPE): Redefine.
13052 (TARGET_PROMOTED_TYPE): Redefine.
13053 (TARGET_CONVERT_TO_TYPE): Redefine.
13054 (arm_fp16_format): Define.
13055 (all_fpus): Add entry for neon-fp16.
13056 (fp_model_for_fpu): Likewise.
13057 (struct fp16_format): Declare.
13058 (all_fp16_formats): Define.
13059 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13061 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13063 (arm_legitimate_index_p): Treat HFmode like HImode.
13064 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13065 (coproc_secondary_reload_class): Special-case HFmode.
13066 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13067 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13068 (arm_init_fp16_builtins): New.
13069 (arm_init_builtins): Call it.
13070 (arm_invalid_parameter_type): New.
13071 (arm_invalid_return_type): New.
13072 (arm_promoted_type): New.
13073 (arm_convert_to_type).
13074 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13076 (arm_emit_fp16_const): New function.
13077 (arm_mangle_type): Mangle __fp16 as "Dh".
13078 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13080 (TARGET_NEON_FP16): New.
13081 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13082 (enum fputype): Add FPUTYPE_NEON_FP16.
13083 (enum arm_fp16_format_type): Declare.
13084 (arm_fp16_format): Declare.
13085 (LARGEST_EXPONENT_IS_NORMAL): Define.
13086 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13087 * config/arm/arm-modes.def (HFmode): Define.
13088 * config/arm/vfp.md: (*movhf_vfp): New.
13089 (extendhfsf2): New.
13091 * config/arm/arm.md: (fpu): Add neon_fp16.
13092 (floatsihf2, floatdihf2): New.
13093 (fix_trunchfsi2, fix_trunchfdi2): New.
13095 (extendhfdf2): New.
13097 (*arm32_movhf): New.
13098 (*thumb1_movhf): New.
13099 (consttable_2): Add check for HFmode constants.
13100 (consttable_4): Handle HFmode constants.
13102 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13104 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13106 2009-06-17 Olivier Hainque <hainque@adacore.com>
13108 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13109 const char ** conversion in AIX specific section.
13111 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13113 * config/i386/i386.c (ix86_special_builtin_type): Remove
13114 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13115 (bdesc_special_args): Updated.
13116 (ix86_init_mmx_sse_builtins): Likewise.
13117 (ix86_expand_special_args_builtin): Likewise.
13119 2009-06-17 Richard Henderson <rth@redhat.com>
13121 * tree-pretty-print.c (maybe_dump_asm_name): New.
13122 (dump_decl_name): Use it.
13123 (PRINT_FUNCTION_NAME): Merge into...
13124 (dump_function_name): ... here. Use maybe_dump_asm_name.
13126 2009-06-17 Cary Coutant <ccoutant@google.com>
13128 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13130 * debug.c (struct gcc_debug_hooks): Change placeholder for
13132 (debug_nothing_int_charstar_int): Replaced by...
13133 (debug_nothing_int_charstar_int_bool): ...this.
13134 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13135 source_line prototype.
13136 (debug_nothing_int_charstar_int): Replaced by...
13137 (debug_nothing_int_charstar_int_bool): ...this.
13138 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13139 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13140 Output is_stmt operand when necessary.
13141 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13142 (notice_source_line): Add is_stmt parameter.
13143 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13144 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13146 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13147 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13149 2009-06-17 Ian Lance Taylor <iant@google.com>
13151 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13153 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13156 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13158 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13159 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13160 tree_strip_sign_nop_conversions and
13161 tree_ssa_strip_useless_type_conversions rather than stripping
13162 the operations here.
13163 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13165 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13166 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13167 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13168 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13171 2009-06-17 Michael Eager <eager@eagercon.com>
13173 * config/rs6000/constraints.md (register_constraint "d"): New.
13174 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13175 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13176 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13177 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13178 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13179 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13180 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13181 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13182 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13183 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13185 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13186 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13187 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13188 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13189 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13190 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13191 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13192 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13193 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13194 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13195 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13196 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13197 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13198 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13200 2009-06-16 Ian Lance Taylor <iant@google.com>
13202 * profile.c (total_num_never_executed): Don't define.
13203 (compute_branch_probabilities): Don't count or print
13204 num_never_executed.
13205 (init_branch_prob): Don't set total_num_never_executed.
13206 (end_branch_prob): Don't print total_num_never_executed.
13208 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13210 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13212 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13214 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13215 (nabstd2_fpr): Same.
13217 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13219 * expr.c (expand_assignment): Change complex type check.
13221 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13223 * doc/plugins.texi (Building GCC plugins): Added new section.
13225 2009-06-17 Ian Lance Taylor <iant@google.com>
13227 * c-pch.c (get_ident): Don't set size of templ array.
13228 (pch_init): Don't set size of partial_pch array.
13230 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13231 string constant to intialize an array whose size is the length of
13234 2009-06-17 Richard Guenther <rguenther@suse.de>
13236 PR tree-optimization/40389
13237 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13238 to addressable types.
13239 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13241 2009-06-17 Richard Guenther <rguenther@suse.de>
13243 PR middle-end/40460
13244 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13245 if there is no evolution of left in the loop bail out.
13246 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13247 chrec_fold_multiply.
13249 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13250 Janis Johnson <janis187@us.ibm.com>
13253 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13254 for the symbol ref of a constant that is the source of a move
13255 - nor for any other not-obvious-label-ref constants.
13257 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13259 * plugin.c (position_pass): Skip newly inserted pass during list
13260 traversal to avoid repeated insertion.
13262 2009-06-16 Ian Lance Taylor <iant@google.com>
13264 * vec.h (VEC_stack_alloc): Define different version if
13265 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13266 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13267 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13268 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13270 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13272 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13274 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13275 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13276 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13277 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13278 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13279 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13280 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13281 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13282 __builtin_ia32_rdtscp.
13283 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13284 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13285 and __builtin_ia32_rorhi.
13286 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13287 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13288 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13289 (ix86_expand_args_builtin): Likewise.
13290 (ix86_expand_special_args_builtin): Likewise.
13292 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13293 (UNSPECV_RDTSC): Likewise.
13294 (UNSPECV_RDPMC): Likewise.
13295 (*bsr): Renamed to ...
13297 (*bsr_rex64): Renamed to ...
13300 (*rdpmc): Likewise.
13301 (*rdpmc_rex64): Likewise.
13303 (*rdtsc): Likewise.
13304 (*rdtsc_rex64): Likewise.
13305 (rdtscp): Likewise.
13306 (*rdtscp): Likewise.
13307 (*rdtscp_rex64): Likewise.
13309 * config/i386/ia32intrin.h: New.
13311 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13313 2009-06-16 Ian Lance Taylor <iant@google.com>
13315 * ira-build.c (copy_info_to_removed_store_destinations):
13316 Initialize parent_a.
13318 2009-06-16 Ian Lance Taylor <iant@google.com>
13320 * c-decl.c (grokdeclarator): Change size_varies to bool.
13322 2009-06-16 Ian Lance Taylor <iant@google.com>
13324 * sel-sched.c: Make forward declarations of move_op_hooks and
13325 fur_hooks explicitly extern.
13327 2009-06-16 Ian Lance Taylor <iant@google.com>
13329 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13330 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13332 2009-06-16 Ian Lance Taylor <iant@google.com>
13334 * resource.c (mark_referenced_resources): Change
13335 include_delayed_effects parameter to bool. Change all callers.
13336 (mark_end_of_function_resources): Likewise.
13337 * reorg.c (insn_references_resource_p): Likewise.
13338 (insn_sets_resource_p): Likewise.
13339 * resource.h (mark_referenced_resources): Update declaration.
13340 (mark_end_of_function_resources): Update declaration.
13342 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13344 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13346 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13348 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13349 GCC can bootstrap on AIX with GNU Binutils 2.20.
13351 2009-06-16 Ian Lance Taylor <iant@google.com>
13353 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13355 2009-06-16 Ian Lance Taylor <iant@google.com>
13357 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13358 inline, not extern inline.
13359 (exact_log2): Likewise.
13360 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13362 (exact_log2): Likewise, but don't test CTZ_HWI.
13364 2009-06-16 Ian Lance Taylor <iant@google.com>
13366 * bitmap.c (bitmap_clear): Don't declare as inline.
13367 * gimple.c (gimplify_assign): Likewise.
13368 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13369 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13370 (sched_scan_info): Remove duplicate definition.
13372 2009-06-16 Ian Lance Taylor <iant@google.com>
13374 * c-common.c (skip_evaluation): Don't define.
13375 (c_inhibit_evaluation_warnings): Define global variable.
13376 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13377 than skip_evaluation.
13378 (convert_and_check, warn_for_div_by_zero): Likewise.
13379 * c-common.h (skip_evaluation): Don't declare.
13380 (c_inhibit_evaluation_warnings): Declare.
13381 * c-parser.c (c_parser_typeof_specifier): Set
13382 c_inhibit_evaluation_warnings rather than skip_evaluation.
13383 (c_parser_conditional_expression): Likewise.
13384 (c_parser_binary_expression): Likewise.
13385 (c_parser_sizeof_expression): Likewise.
13386 (c_parser_alignof_expression): Likewise.
13387 * c-typeck.c (build_indirect_ref): Check
13388 c_inhibit_evaluation_warnings rather than skip_evaluation.
13389 (build_conditional_expr, build_binary_op): Likewise.
13391 2009-06-16 Richard Guenther <rguenther@suse.de>
13393 * tree-ssa-alias.c (is_escape_site): Remove.
13394 * tree-ssa-alias.h (enum escape_type): Remove.
13395 (is_escape_site): Likewise.
13396 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13397 via casts and asms without deferring to is_escape_site.
13399 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13401 PR middle-end/40446
13402 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13403 use gen_lowpart if op0 has complex mode.
13405 2009-06-16 Richard Guenther <rguenther@suse.de>
13407 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13408 variables add them to ESCAPED.
13409 (find_func_aliases): Do not make all indirectly stored values escaped.
13411 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13413 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13414 make_decl_one_only.
13416 2009-06-16 Martin Jambor <mjambor@suse.cz>
13418 PR tree-optimization/40432
13419 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13420 check whether we need to force gimple register operand.
13422 2009-06-16 Martin Jambor <mjambor@suse.cz>
13424 PR tree-optimization/40413
13425 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13426 build_ref_for_offset.
13427 (propagate_subacesses_accross_link): Fix a typo in a comment.
13429 2009-06-16 Ira Rosen <irar@il.ibm.com>
13431 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13432 with additional parameter.
13433 * tree-vectorizer.h (enum vect_def_type): Add new value
13435 (enum vect_relevant): Add comments.
13436 (vect_is_simple_reduction): Add new argument.
13437 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13438 Detect nested cycles.
13439 (vect_is_simple_reduction): Update documentation, add an argument to
13440 distinguish inner-loop reduction from nested cycle, detect nested
13441 cycles, fix printings and indentation, don't swap operands in case
13443 (get_initial_def_for_reduction): Handle subtraction.
13444 (vect_create_epilog_for_reduction): Add new argument to specify
13445 reduction variable.
13446 (vect_finalize_reduction): Handle subtraction, fix comments.
13447 (vectorizable_reduction): Handle nested cycles. In case of nested
13448 cycle keep track of the reduction variable position. Call
13449 vect_is_simple_reduction with additional parameter. Use original
13450 statement code in reduction epilogue for nested cycle. Call
13451 vect_create_epilog_for_reduction with additional parameter.
13452 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13453 inner-loop vectorization.
13454 (vect_recog_widen_sum_pattern): Likewise.
13455 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13457 (vect_mark_stmts_to_be_vectorized): Likewise.
13458 (vect_get_vec_def_for_operand): Handle nested cycles.
13460 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13462 * doc/invoke.texi (Debugging Options): Fix option index entries
13463 for -fdump-statistics, -frandom-seed add entries for
13464 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13465 (FRV Options): Fix entries for -mTLS, -mtls.
13466 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13467 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13468 (M68hc1x Options): Fix @itemx for -mnominmax.
13469 (MCore Options): Fix entry for -mno-lsim.
13470 (MMIX Options): Fix entry for -mabi=mmixware.
13471 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13473 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13475 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13476 Mention the plugin mode of gengtype.
13477 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13478 * gengtype.c: Updated copyright.
13479 (plugin_files, nb_plugin_files) Added new static variables.
13480 (measure_input_list) Care about plugin_files.
13481 (write_rtx_next): Added early return in plugin mode.
13482 (create_file): Updated copyright year in generated file. Added
13484 (oprintf): Added early return if NULL outf.
13485 (get_output_file_with_visibility): Care of plugin_files.
13486 (get_output_file_name): May return null.
13487 (write_local): Added early return.
13488 (put_mangled_filename): Ditto.
13489 (finish_root_table): Added check for base_files.
13490 (write_roots): Care about null when plugins.
13491 (main): Added plugin mode.
13493 2009-06-15 Ian Lance Taylor <iant@google.com>
13495 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13496 * gcov.c (read_count_file): Add braces around variables declared
13499 * c.opt (Wjump-misses-init): New warning.
13500 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13501 -Wall and -Wc++-compat if not already set.
13502 (c_common_post_options): Clear warn_jump_misses_init if it was not
13504 * c-decl.c (struct c_binding): Change type field to a union with
13505 new label field. Make it the first field in the struct. Update
13506 references to type to use u.type instead.
13507 (struct c_spot_bindings): Define.
13508 (struct c_goto_bindings): Define.
13509 (c_goto_bindings_p): Define, along with VECs.
13510 (struct c_label_vars): Define.
13511 (struct c_scope): Add has_label_bindings field.
13512 (bind_label, set_spot_bindings): New static functions.
13513 (decl_jump_unsafe, update_spot_bindings): New static functions.
13514 (update_label_decls): New static function.
13515 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13516 Update binding u.label field to shadowed field.
13517 (c_binding_start_stmt_expr): New function.
13518 (c_binding_end_stmt_expr): New function.
13519 (pushdecl): Don't call c_begin_vm_scope.
13520 (make_label): Add defining and p_label_vars parameters. Change
13522 (lookup_label): Correct test for whether a label has not yet been
13523 defined. Call bind_label rather than bind.
13524 (warn_about_goto): New static function.
13525 (lookup_label_for_goto): New function.
13526 (declare_label): Call bind_label rather than bind.
13527 (check_earlier_gotos): New static function.
13528 (define_label): Don't give errors about jumping into statement
13529 expressions or scopes of variably modified types. Call
13530 set_spot_bindings and check_earlier_gotos. Call bind_label
13531 instead of bind. Don't set label_context_stack_se or
13532 label_context_stack_vm.
13533 (c_get_switch_bindings): New function.
13534 (c_release_switch_bindings): New function.
13535 (c_check_switch_jump_warnings): New function.
13536 (start_function): Don't set label_context_stack_se or
13537 label_context_stack_vm.
13538 (finish_function): Likewise.
13539 * c-typeck.c (label_context_stack_se): Don't define.
13540 (label_context_stack_vm): Don't define.
13541 (c_finish_goto_label): Call lookup_label_for_goto rather than
13542 lookup_label. Don't give errors about jumping into a statement
13543 expression or the scope of a variably modified type. Don't set
13544 label_context_stack_se or label_context_stack_vm.
13545 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13546 fields. Add bindings field.
13547 (c_start_case): Don't set deleted fields. Set bindings field.
13548 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13549 or blocked_vm. Call c_check_switch_jump_warnings.
13550 (c_finish_case): Don't test blocked_stmt_expr field. Call
13551 c_release_switch_bindings.
13552 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13553 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13554 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13555 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13556 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13557 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13558 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13559 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13560 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13561 (C_DECL_UNJUMPABLE_VM): Don't define.
13562 (C_DECL_UNDEFINABLE_VM): Don't define.
13563 (struct c_label_list): Don't define.
13564 (struct c_label_context_se): Don't define.
13565 (struct c_label_context_vm): Don't define.
13566 (struct c_spot_bindings): Declare.
13567 (c_bindings_start_stmt_expr): Declare.
13568 (c_bindings_end_stmt_expr): Declare.
13569 (lookup_label_for_goto): Declare.
13570 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13571 (c_check_switch_jump_warnings): Declare.
13572 (label_context_stack_se, label_context_stack_vm): Don't declare.
13573 (c_finish_goto_label): Update declaration.
13574 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13575 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13576 (Warning Options): Document -Wjump-misses-init.
13578 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13580 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13583 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13585 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13587 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13589 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13591 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13593 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13595 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13597 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13598 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13599 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13600 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13601 * dwarf2asm.c (dw2_force_const_mem): Update call to
13602 make_decl_one_only.
13603 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13604 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13605 * langhooks.c (lhd_comdat_group): Remove.
13606 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13607 * tree.h (DECL_COMDAT_GROUP): New.
13608 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13609 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13610 (make_decl_one_only): Change signature.
13611 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13612 make_decl_one_only.
13613 (make_decl_one_only): Change signature.
13614 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13616 2009-06-15 Richard Guenther <rguenther@suse.de>
13618 PR middle-end/40439
13619 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13621 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13623 * tree-ssa-math-opts.c: Remove extra divide.
13625 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13627 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13629 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13631 * passes.c: Add bswap pass.
13632 * tree-pass.h: Add pass_optimize_bswap declaration.
13633 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13634 Include rtl.h, expr.h and optabs.h for optab_handler check.
13635 (struct symbolic_number, pass_optimize_bswap): New definition.
13636 (do_shift_rotate, verify_symbolic_number_p): New functions.
13637 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13638 (gate_optimize_bswap): New function.
13639 * tree.c (widest_int_cst_value): New function.
13640 * tree.h (widest_int_cst_value): Prototype added.
13642 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13644 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13645 REG_EQUAL/REG_EQUIV notes.
13647 2009-06-14 Richard Guenther <rguenther@suse.de>
13649 PR middle-end/40389
13650 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13651 has its address taken if NRV was applied and it is addressable.
13652 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13653 function split out from ...
13654 (get_constraint_for_1): ... here.
13655 (handle_rhs_call): Use it to mark the return slot escaped if
13656 it is addressable and NRV was applied.
13658 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13660 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13661 Change first argument type to location_t.
13662 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13663 Do not set input_location.
13664 Use loc instead of input_location throughout.
13666 2009-06-13 Richard Guenther <rguenther@suse.de>
13668 PR tree-optimization/40421
13669 * tree-predcom.c (should_unroll_loop_p): Remove.
13670 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13672 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13674 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13675 Add location argument.
13677 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13679 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13681 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13682 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13683 * config/spu/spu-protos.h: Add location to
13684 spu_resolve_overloaded_builtin.
13685 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13686 spu_build_builtin_va_list.
13687 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13688 argument. Pass location to build_function_call_vec.
13689 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13691 (emit_fpu_switch): Same.
13692 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13693 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13694 to build_decl and create_artificial_label.
13695 (xtensa_gimplify_va_arg_expr): Same.
13696 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13697 (xstormy16_gimplify_va_arg_expr): Same.
13698 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13699 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13700 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13701 (mips16_build_function_stub): Same.
13702 (mips16_build_call_stub): Same.
13704 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13707 * arm/constraints.md (Pa, Pb): New constraints.
13708 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13709 split pattern to deal with them.
13711 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13713 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13714 fix index entry for -Xpreprocessor.
13716 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13718 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13719 Add location argument to build_decl call.
13720 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13721 (rs6000_init_builtins): Same.
13722 (spe_init_builtins): Same.
13723 (rs6000_gimplify_va_arg): Add location argument to
13724 create_artificial_label call.
13726 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13728 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13729 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13730 * Makefile.in: Fix GGC dependency for gcse.o.
13732 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13734 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13735 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13736 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13738 * c-parser.c (c_parser_binary_expression): Use current column while
13739 building binary operations.
13740 * common.opt (fshow-column): Enable by default.
13741 * tree-vrp.c (check_array_ref): Use warning_at.
13742 (check_array_bounds): Use location from call back if expr has no
13744 * tree.h: Add location argument to maybe_fold_*.
13745 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13746 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13747 (maybe_fold_offset_to_component_ref): Same.
13748 (maybe_fold_offset_to_reference): Same.
13749 (maybe_fold_offset_to_address): Same.
13750 (maybe_fold_stmt_indirect): Same.
13751 (maybe_fold_stmt_addition): Same.
13752 (fold_stmt_r): Pass location to maybe_fold_*.
13753 (fold_gimple_assign): Same.
13754 * c-tree.h: Add location argument to finish_decl,
13755 default_function_array_conversion, store_init_value.
13756 * c-decl.c (define_label): Use error_at.
13757 (c_make_fname_decl): Pass location to finish_decl.
13758 (finish_decl): New location argument.
13759 (build_compound_literal): Pass location to store_init_value.
13760 (grokdeclarator): Pass location to finish_decl.
13762 * c-typeck.c (array_to_pointer_conversion): New location argument.
13763 (function_to_pointer_conversion): Same.
13764 (default_function_array_conversion): Same.
13765 (parser_build_unary_op): Pass location to overflow_warning.
13766 (parser_build_binary_op): Same. Use warning_at.
13767 (build_unary_op): Pass location to array_to_pointer_conversion.
13768 (build_c_cast): Pass location to digest_init.
13769 (build_modify_expr): New location argument.
13770 (convert_for_assignment): Same.
13771 (store_init_value): Same.
13772 (digest_init): Same.
13773 (output_init_element): Pass location to digest_init and
13774 array_to_pointer_conversion.
13775 (c_finish_return): Pass location to convert_for_assignment.
13776 * gimplify.c (gimplify_conversion): Pass location to
13777 maybe_fold_offset_to_address.
13778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13779 to maybe_fold_stmt_addition.
13780 * c-omp.c (c_finish_omp_atomic): Pass new location to
13782 (c_finish_omp_for): Same.
13783 * c-common.c (overflow_warning): New argument.
13784 * c-common.h: New argument to build_modify_expr, overflow_warning.
13785 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13787 (c_parser_initializer): Pass location to
13788 default_function_array_conversion.
13789 (c_parser_initelt): Same.
13790 (c_parser_initval): Same.
13791 (c_parser_asm_operands): Same.
13792 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13793 (c_parser_conditional_expression): Same.
13794 (c_parser_binary_expression): Add location info to stack. Use it.
13795 (c_parser_unary_expression): Pass location to
13796 default_function_array_conversion, parser_build_unary_op,
13797 build_indirect_ref, c_parser_postfix_expression_after_primary.
13798 (c_parser_postfix_expression_after_primary): New location argument.
13800 (c_parser_expression_conv): Pass location to
13801 default_function_array_conversion.
13802 (c_parser_expr_list): Same.
13803 (c_parser_omp_atomic): Same.
13804 (c_parser_omp_for_loop): Same.
13805 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13806 (build_array_declarator): New argument.
13807 * c-decl.c (build_array_declarator): Add location argument.
13808 (grokdeclarator): Set id_loc for cdk_array.
13809 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13810 build_array_declarator.
13811 * tree.c (build_omp_clause): Add location argument.
13812 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13813 (OMP_CLAUSE_LOCATION): New macro.
13814 (struct tree_omp_clause): Add location field.
13815 (build_omp_clause): Add argument.
13816 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13817 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13819 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13820 (cp_parser_omp_clause_collapse): Same.
13821 (cp_parser_omp_clause_default): Same.
13822 (cp_parser_omp_clause_if): Same.
13823 (cp_parser_omp_clause_nowait): Same.
13824 (cp_parser_omp_clause_num_threads): Same.
13825 (cp_parser_omp_clause_ordered): Same.
13826 (cp_parser_omp_clause_schedule): Same.
13827 (cp_parser_omp_clause_untied): Same.
13828 (cp_parser_omp_for_loop): Same.
13829 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13830 * c-tree.h (c_start_case): Add location argument.
13831 (c_process_expr_stmt): Same.
13832 (c_finish_goto_*): Same.
13833 * tree-parloops.c (initialize_reductions): Pass location to
13835 (create_parallel_loop): Same.
13836 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13837 (gfc_trans_omp_reduction_list): Same.
13838 (gfc_trans_omp_clauses): Same.
13839 (gfc_trans_omp_do): Same.
13840 * c-typeck.c (c_finish_goto_label): Same.
13841 (c_finish_goto_ptr): New location argument.
13842 (c_start_case): Same.
13843 (emit_side_effect_warnings): Same.
13844 (c_process_expr_stmt): Same.
13845 (c_finish_stmt_expr): Same.
13846 (c_finish_omp_clauses): Use error_at instead of error.
13847 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13849 * c-omp.c (c_split_parallel_clauses): New location argument.
13850 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13851 to build_omp_clause.
13852 (convert_local_reference_stmt): Same.
13853 (convert_gimple_call): Same.
13854 * c-common.h (c_split_parallel_clauses): New argument.
13855 * c-parser.c (c_parser_statement_after_labels): Pass location to
13856 c_finish_goto_label.
13857 (c_parser_switch_statement): Pass location to c_start_case.
13858 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13859 and c_process_expr_stmt.
13860 (c_parser_omp_variable_list): Add location argument.
13861 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13862 (c_parser_omp_clause_default): Same.
13863 (c_parser_omp_clause_if): Same.
13864 (c_parser_omp_clause_num_threads): Same.
13865 (-c_parser_omp_clause_ordered): Same.
13866 (c_parser_omp_clause_reduction): Pass location to
13867 c_parser_omp_variable_list.
13868 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13869 (c_parser_omp_clause_untied): Same.
13870 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13871 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13873 * c-tree.h (check_for_loop_decls, undeclared_variable,
13874 build_component_ref, build_array_ref, build_external_ref,
13875 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13876 build_conditional_expr, build_compound_expr, c_cast_expr,
13877 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13878 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13880 * c-semantics.c (build_stmt): Same.
13881 (build_case_label): Same.
13882 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13883 (undeclared_variable): New argument.
13884 (make_label): Same.
13885 (lookup_label): Pass location on down.
13886 (define_label): Same.
13887 (finish_decl): Same.
13888 (build_compound_literal): Same.
13889 (finish_struct): Same.
13890 (finish_function): Do not set location here.
13891 (check_for_loop_decls): New argument.
13892 * tree.c (save_expr): Set location.
13893 (build_empty_stmt): New argument.
13894 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13895 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13896 * builtins.c (gimplify_va_arg_expr): Use locations.
13897 (expand_builtin_sync_operation): Same.
13898 * c-typeck.c (build_component_ref): New argument.
13899 (build_array_ref): Same.
13900 (build_external_ref): Same.
13901 (c_expr_sizeof_expr): Same.
13902 (c_expr_sizeof_type): Same.
13903 (parser_build_unary_op): Same.
13904 (build_conditional_expr): Same.
13905 (build_compound_expr): Pass location on down.
13906 (build_compound_expr): New argument.
13907 (build_c_cast): Same.
13908 (c_cast_expr): Same.
13909 (build_asm_expr): Same.
13910 (c_finish_return): Same.
13911 (c_process_expr_stmt): Pass location on down.
13912 (c_finish_stmt_expr): New argument.
13913 (push_clenaup): Same.
13914 (c_finish_omp_parallel): Same.
13915 (c_finish_omp_task): Same.
13916 * gimplify.c (gimplify_call_expr): Pass location on down.
13917 * c-omp.c (c_finish_omp_master): New argument.
13918 (c_finish_omp_critical): Same.
13919 (c_finish_omp_ordered): Same.
13920 (c_finish_omp_barrier): Same.
13921 (-c_finish_omp_taskwait): Same.
13922 (c_finish_omp_atomic): Same.
13923 (c_finish_omp_flush): Same.
13924 * tree-inline.c (copy_tree_body_r): Pass location on down.
13925 (inline_forbidden_p): Remove use of input_location.
13926 * c-gimplify.c (c_build_bind_expr): New argument.
13927 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13928 (c_sizeof_or_alignof_type): New argument.
13929 (c_alignof_expr): Same.
13930 (build_va_arg): Same.
13931 (c_add_case_label): Same.
13932 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13933 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13934 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13935 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13936 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13937 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13939 * stub-objc.c (objc_build_selector_expr): Same.
13940 (objc_build_throw_stmt): Same.
13941 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13942 (c_parser_initelt): Same.
13943 (c_parser_compound_statement): Same.
13944 (c_parser_compound_statement_nostart): Same.
13945 (c_parser_label): Same.
13946 (c_parser_statement_after_labels): Same.
13947 (c_parser_if_body): Same.
13948 (c_parser_else_body): Same.
13949 (c_parser_if_statement): Same.
13950 (c_parser_switch_statement): Same.
13951 (c_parser_while_statement): Same.
13952 (c_parser_do_statement): Same.
13953 (c_parser_for_statement): Same.
13954 (c_parser_asm_statement): Same.
13955 (c_parser_conditional_expression): Same.
13956 (c_parser_binary_expression): Same.
13957 (c_parser_cast_expression): Same.
13958 (c_parser_unary_expression): Same.
13959 (c_parser_sizeof_expression): Same.
13960 (c_parser_alignof_expression): Same.
13961 (c_parser_postfix_expression): Same.
13962 (c_parser_expression): Same.
13963 (c_parser_objc_receiver): Same.
13964 (c_parser_omp_variable_list): Same.
13965 (c_parser_omp_structured_block): Same.
13966 (c_parser_omp_atomic): New argument.
13967 (c_parser_omp_barrier): Same.
13968 (c_parser_omp_critical): Same.
13969 (c_parser_omp_flush): Pass location on down.
13970 (c_parser_omp_for_loop): New argument.
13971 (c_parser_omp_for): Same.
13972 (c_parser_omp_master): Same.
13973 (c_parser_omp_ordered): Same.
13974 (c_parser_omp_sections_scope): Same.
13975 (c_parser_omp_sections): Same.
13976 (c_parser_omp_parallel): Same.
13977 (c_parser_omp_single): Same.
13978 (c_parser_omp_task): Same.
13979 (c_parser_omp_taskwait): Pass location on down.
13980 (c_parser_omp_construct): Same.
13981 (c_parser_omp_threadprivate): Same.
13982 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13983 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13984 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13985 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13986 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13987 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13988 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13989 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13990 config/i386/i386.c, stmt.c:
13991 Add location argument to the following function definitions and/or
13992 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13993 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13994 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13995 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13996 do_case, c_finish_bc_stmt, build_compound_literal,
13997 build_function_call.
13998 * c-decl.c (build_compound_literal): Add location argument.
13999 Make all diagnostic calls use location.
14000 (start_struct): Same.
14001 (finish_struct): Same.
14002 (start_enum): Same.
14003 (build_enumerator): Same.
14004 (start_function): Same.
14005 (grokdeclarator): Make all diagnostic calls use location.
14006 (store_parm_decls_oldstyle): Same.
14007 * c-typeck.c (build_function_call): Add location argument.
14008 Make all diagnostic calls use location.
14010 (c_finish_bc_stmt): Same.
14011 * tree-nested.c (get_trampoline_type): Add argument.
14012 Pass location to build_decl.
14013 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14014 * rtl.h (RTL_LOCATION): New.
14015 * c-common.c (c_add_case_label): Add location argument.
14016 Make all diagnostic calls use location.
14017 * c-common.h: Add location argument to make_fname_decl, do_case,
14018 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14019 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14020 Set it appropriately for every case. Pass enum_loc to start_enum
14021 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14023 (c_parser_struct_or_union_specifier): Save location. Use it for
14024 start_struct, finish_struct, and parser_xref_tag.
14026 2009-06-12 Ian Lance Taylor <iant@google.com>
14028 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14030 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14031 cpp_opts->warn_cxx_operator_names.
14033 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14036 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14037 is returns NULL and OP is a VCE, look through the VCE.
14039 2009-06-12 Ian Lance Taylor <iant@google.com>
14042 * collect2.c (main): Use CONST_CAST2 in code inside #if
14043 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14045 2009-06-12 Joey Ye <joey.ye@intel.com>
14047 PR middle-end/39146
14048 * cfgexpand.c (get_decl_align_unit): Update
14049 max_used_stack_slot_alignment with align instead of
14050 stack_alignment_needed.
14052 * function.c (assign_stack_local_1): Update
14053 max_used_stack_slot_alignment with alignment_in_bits instead
14054 of stack_alignment_needed.
14055 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14058 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14060 * dwarf2out.c (last_var_location_insn): New variable.
14061 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14062 (dwarf2out_var_location): Don't record anything after last real
14063 insn. Only change labels if there were any real instructions
14064 in between last note and this one, or if changed sections.
14066 2009-06-11 Richard Henderson <rth@redhat.com>
14068 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14069 note when storing the frame pointer in a register.
14070 (FRP): Don't redefine to nothing for epilogue.
14071 (alpha_expand_epilogue): Mark register and sp restores.
14072 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14074 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14075 when gen_lowpart is needed.
14077 2009-06-11 Richard Henderson <rth@redhat.com>
14079 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14081 * dwarf2out.c (need_data_align_sf_opcode): New.
14082 (div_data_align): Move earlier.
14083 (def_cfa_1, reg_save): Use it.
14085 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14087 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14088 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14089 (ix86_handle_option): Handle OPT_mcrc32.
14090 (ix86_target_string): Add -mcrc32.
14091 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14093 * config/i386/i386.h (TARGET_CRC32): New.
14095 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14096 (sse4_2_crc32di): Likewise.
14098 * config/i386/i386.opt (mcrc32): New.
14100 * doc/invoke.texi: Document -mcrc32.
14102 2009-06-11 Richard Henderson <rth@redhat.com>
14104 * common.opt (gdwarf-): Accept a version number.
14105 * doc/invoke.texi (gdwarf-): Update docs.
14106 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14107 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14108 version level, and record it.
14110 * dwarf2.h (DW_CIE_VERSION): Remove.
14111 * dwarf2out.c (DWARF_VERSION): Remove.
14112 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14113 (output_call_frame_info): Use CIE version 3 for dwarf3,
14114 or if the return register column is out of range for version 1.
14115 (dwarf_stack_op_name): Add all dwarf3 values.
14116 (DEBUG_PUBTYPES_SECTION): New.
14117 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14118 encoding change for dwarf3.
14119 (output_die) [dw_val_class_die_ref]: Likewise.
14120 (output_compilation_unit_header): Emit correct version for dwarf3.
14121 (output_line_info): Likewise.
14122 (output_pubnames): Update for DWARF_VERSION removal.
14123 (output_aranges): Likewise.
14124 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14125 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14126 (dwarf2out_finish): Likewise.
14128 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14130 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14133 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14136 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14137 * builtins.c (expand_builtin_unreachable): New function.
14138 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14139 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14140 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14142 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14143 searching for missing barriers.
14145 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14147 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14148 when -fprofile-generate* was passed.
14149 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14151 2009-06-11 Anthony Green <green@moxielogic.com>
14153 * config/moxie/moxie.md: Define length attribute for all instructions.
14155 (*b<cond:code>): Support limited branch ranges for new PC-relative
14156 branch instructions.
14157 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14159 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14161 * config/i386/i386.c (min_insn_size): Use get_attr_length
14162 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14163 For __asm return 0.
14165 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14166 instead of emit_insn_before.
14168 2009-06-10 Ian Lance Taylor <iant@google.com>
14171 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14174 2009-06-10 Revital Eres <eres@il.ibm.com>
14176 * passes.c (init_optimization_passes): Reschedule
14177 predictive-commoning pass before complete unroll pass.
14179 2009-06-10 Martin Jambor <mjambor@suse.cz>
14181 * cgraph.c (cgraph_node_can_be_local_p): New function.
14182 (cgraph_make_node_local): New function.
14183 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14184 (cgraph_make_node_local): Declare.
14186 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14188 * tree.h (tree_base): Add packed_flag and user_align fields.
14189 Decrease size of spare field.
14190 (TYPE_USER_ALIGN): Use user_align from tree_base.
14191 (DECL_USER_ALIGN): Likewise.
14192 (TYPE_PACKED): Use packed_flag from tree_base.
14193 (DECL_PACKED): Likewise.
14194 (tree_type): Delete packed_flag and user_align fields. Widen
14195 precision field. Widen mode field and shuffle fields to align
14196 mode on an 8-bit boundary.
14197 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14198 Renumber decl_flag_* fields. Fix comments. Widen
14199 decl_common_unused field.
14200 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14201 (DECL_EXTERNAL): Likewise.
14202 (DECL_BIT_FIELD): Likewise.
14203 (DECL_NONADDRESSABLE_P): Likewise.
14204 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14205 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14207 2009-06-10 Ian Lance Taylor <iant@google.com>
14209 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14210 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14211 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14212 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14213 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14214 DEF_VEC_ALLOC_FUNC_P.
14215 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14216 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14217 DEF_VEC_ALLOC_FUNC_O.
14218 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14219 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14220 DEF_VEC_ALLOC_FUNC_I.
14221 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14222 (vec_stack_p_reserve_exact_1): Declare.
14223 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14224 (vec_stack_free): Declare.
14225 (VEC_stack_alloc): Define.
14226 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14227 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14228 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14229 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14231 (stack_vecs): New static variable.
14232 (vec_stack_p_reserve_exact_1): New function.
14233 (vec_stack_o_reserve_1): New static function.
14234 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14235 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14236 (vec_stack_free): New function.
14237 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14238 (VEC_df_ref_stack_alloc): Define.
14239 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14240 DEF_VEC_ALLOC_P_STACK.
14241 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14242 (struct df_collection_rec): Change _vec fields to VEC. Remove
14244 (df_free_collection_rec): Adjust for new fields.
14245 (df_insn_rescan): Use new df_collection_rec fields.
14246 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14247 (df_ref_create_structure, df_ref_record): Likewise.
14248 (df_get_conditional_uses, df_get_call_refs): Likewise.
14249 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14250 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14251 (df_record_exit_block_uses, df_bb_verify): Likewise.
14252 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14253 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14254 Remove count parameter. Change return type to void. Change all
14256 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14257 Remove count parameter. Change return type to void. Change all
14259 (df_install_refs): Change old_vec parameter to VEC. Remove count
14260 parameter. Change all callers.
14261 (df_install_mws): Change old_vec parameter to VEC. Remove count
14262 parameter. Change all callers.
14263 (df_refs_verify): Change new_rec parameter to VEC. Change call
14265 (df_mws_verify): Likewise.
14267 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14269 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14271 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14273 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14275 2009-06-10 Anthony Green <green@moxielogic.com>
14277 * config/moxie/crti.asm: New file.
14278 * config/moxie/crtn.asm: New file.
14279 * config/moxie/moxie.c: New file.
14280 * config/moxie/moxie.h: New file.
14281 * config/moxie/sfp-machine.h: New file.
14282 * config/moxie/moxie-protos.h: New file.
14283 * config/moxie/t-moxie: Created.
14284 * config/moxie/t-moxie-softfp: Created.
14285 * config/moxie/moxie.md: Created.
14286 * config/moxie/constraints.md: Created.
14287 * config.gcc: Add moxie support.
14288 * doc/md.texi (Machine Constraints): Add moxie constraints.
14289 * doc/contrib.texi (Contributors): Mention moxie port.
14290 * doc/install.texi (Specific): Mention the moxie port.
14292 2009-06-09 Ian Lance Taylor <iant@google.com>
14294 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14295 compiling with C++.
14296 * optabs.c (optab_table): Only use designated initializers if
14297 HAVE_DESIGNATED_INITIALIZERS is defined.
14298 (convert_optab_table): Likewise.
14299 (init_optabs): Always call init_insn_codes if
14300 HAVE_DESIGNATED_INITIALIZERS is not defined.
14302 2009-06-09 Ian Lance Taylor <iant@google.com>
14304 * targhooks.c (default_builtin_vectorized_function): Change fn
14305 parameter to unsigned int.
14306 (default_builtin_vectorized_conversion): Change code parameter to
14308 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14309 * targhooks.h: Update declarations.
14310 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14311 parameter to unsigned int.
14313 * c-typeck.c (comptypes_check_enum_int): New static function.
14314 (comptypes_internal): Add enum_and_int_p parameter. Change all
14316 (comp_target_types): Add location parameter. Change all callers.
14317 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14318 Change all callers.
14319 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14320 (build_conditional_expr): Add colon_loc parameter. Change all
14322 (convert_for_assignment): Add location parameter. Change all callers.
14323 * c-parser.c (c_parser_conditional_expression): Pass location of
14324 colon to build_conditional_expr.
14325 * c-tree.h (build_conditional_expr): Update declaration.
14327 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14329 * graphite.c: Revert previous patch.
14331 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14334 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14336 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14338 * tree-ssa-loop-prefetch.c
14339 (loop_prefetch_arrays): Fixed a portability problem in printf format
14342 2009-06-09 Martin Jambor <mjambor@suse.cz>
14344 PR tree-optimization/40351
14345 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14346 refrence to a potential artifical subaccess can be constructed.
14348 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14350 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14351 (sh_override_options): Likewise.
14352 * config/sh/sh.c: Include params.h.
14353 (sh_optimization_options): New.
14354 (sh_override_options): Likewise.
14355 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14356 (OVERRIDE_OPTIONS): Use sh_override_options.
14358 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14360 * dwarf2out.c (emit_cfa_remember): New variable.
14361 (add_fde_cfi): If emit_cfa_remember, recurse to add
14362 DW_CFA_remember_state first.
14363 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14364 instead just set emit_cfa_remember.
14366 2009-06-08 Jan Hubicka <jh@suse.cz>
14369 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14371 2009-06-08 Jan Hubicka <jh@suse.cz>
14373 PR middle-end/39834
14374 * cgraphunit.c (save_inline_function_body): Do not copy transform
14375 hooks for saved inline bodies.
14376 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14377 for given function.
14379 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14381 * jump.c (returnjump_p): Handle delayed branches. Add missing
14384 2009-06-08 Jan Hubicka <jh@suse.cz>
14386 PR middle-end/40102
14387 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14388 original node might've been modified.
14389 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14391 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14393 * tree-object-size.c (addr_object_size): Add OSI argument.
14394 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14395 (compute_builtin_object_size, expr_object_size): Adjust callers.
14396 (plus_stmt_object_size): Call addr_object_size instead of
14397 compute_builtin_object_size.
14399 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14400 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14402 * tree-ssa-loop-prefetch.c
14403 (gather_memory_references): Introduced a counter for the number of
14405 (anything_to_prefetch_p): Introduced a counter for the number of
14407 (is_loop_prefetching_profitable): New function with a cost model
14409 (loop_prefetch_arrays): Use the new cost model to determine if
14410 prefetching is profitable.
14411 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14412 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14413 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14414 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14415 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14416 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14418 2009-06-08 Michael Matz <matz@suse.de>
14421 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14422 partitions use the same.
14423 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14424 for basevars of SSA_NAMEs.
14425 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14426 to not expand them twice.
14427 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14430 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14432 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14433 (fdump-final-insns=, gtoggle): New.
14434 * doc/invoke.texi: Document them.
14435 * final.c (rest_of_clean_state): Dump final insn stream.
14436 * gcc.c (invoke_as): Hook in -fcompare-debug.
14437 (static_spec_functions): Add compare-debug-dump-opt,
14438 compare-debug-self-opt and compare-debug-auxbase-opt.
14439 (compare_debug, compare_debug_second, compare_debug_opt): New.
14440 (switches_debug_check, n_switches_debug_check): New.
14441 (debug_auxbase_opt, debug_check_temp_file): New.
14442 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14444 (do_self_spec): Handle arguments after switches.
14445 (do_spec_1): Add .gk extension to temp file basenames for compare.
14446 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14447 (cc1_options): Use it instead of normal auxbase computation for
14448 the second compare-debug compilation.
14449 (compare_files): New.
14450 (main): Set up and implement compare debug mode.
14451 (compare_debug_dump_opt_spec_function): New.
14452 (compare_debug_self_opt_spec_function): New.
14453 (compare_debug_auxbase_opt_spec_function): New.
14454 * toplev.c (process_options): Handle flag_gtoggle,
14455 flag_dump_final_insns.
14456 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14457 during -fcompare-debug-second compilation.
14459 2009-06-07 Ian Lance Taylor <iant@google.com>
14461 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14462 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14464 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14465 with no default node. Change warning with %H to warning_at.
14466 Don't clear warn_switch around case checking.
14467 * doc/invoke.texi (Warning Options): Clarify distinction between
14468 -Wswitch and -Wswitch-enum.
14470 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14472 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14474 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14476 * gbl-ctors.h: Add header guard.
14478 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14480 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14481 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14482 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14483 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14484 prototypes for removed functions.
14485 (expressions_equal_p): Move to ...
14486 * tree-ssa-sccvn.h: ... here and ...
14487 * matrix-reorg.c: ... adjust includes.
14489 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14491 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14493 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14495 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14496 (finish_function): Remove erroneous whitespace.
14498 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14500 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14501 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14503 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14505 * errors.c (internal_error): Commentary typo fix.
14506 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14507 * tree-ssa-pre.c: Ditto.
14509 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14511 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14512 them is supposed to hold actual statements.
14514 2009-06-06 Ian Lance Taylor <iant@google.com>
14516 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14517 empty statements can now have attributes.
14519 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14521 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14522 * config/mips/mips.md: Ditto.
14524 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14526 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14528 (__eabi_uconvert): Likewise.
14530 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14532 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14533 CFI_* definitions with IN_GCC.
14535 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14537 * xcoffout.h (xcoffout_source_line): Update prototype.
14539 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14541 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14542 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14544 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14546 PR middle-end/40340
14547 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14548 inlined_function_outer_scope_p blocks for artificial inlines
14550 * tree.c (tree_nonartificial_location): Rewrite using
14551 block_nonartificial_location.
14553 2009-06-05 Revital Eres <eres@il.ibm.com>
14554 Leehod Baruch <leehod@il.ibm.com>
14556 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14557 (expand_expr_real_1): Remove comment.
14558 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14559 Vectorize misaligned access when the target supports it.
14560 (vect_supportable_dr_alignment): Check for unaligned access support.
14561 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14564 2009-06-05 Julian Brown <julian@codesourcery.com>
14566 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14567 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14569 2009-06-05 Richard Guenther <rguenther@suse.de>
14572 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14573 as possibly unused.
14575 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14577 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14578 (save_gprs): Don't tell unwinder when a global register is saved.
14579 (s390_emit_epilogue): Emit needed epilogue unwind info.
14581 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14583 * dwarf2out.c (deferred_asm_name): New.
14584 (add_name_and_src_coords_attributes): Defer creation of
14585 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14587 (move_linkage_attr): New.
14588 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14591 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14593 * tree-nested.c (finalize_nesting_tree_1): Declare the
14594 frame_decl in the binding tree.
14596 2009-06-04 Cary Coutant <ccoutant@google.com>
14598 * basic-block.h (struct basic_block_def): Add discriminator field.
14599 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14601 * debug.c (do_nothing_debug_hooks): Add additional entry.
14602 (debug_nothing_int_charstar_int): New function.
14603 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14604 (debug_nothing_int_charstar_int): New declaration.
14605 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14606 discriminator value in .loc directive.
14607 * final.c (last_discriminator): New variable.
14608 (discriminator): New variable.
14609 (final_start_function): Initialize above variables, pass current
14610 discriminator to debug hook.
14611 (notice_source_line): Check for discriminator change.
14612 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14613 * sdbout.c (sdbout_source_line): New parameter.
14614 * tree-cfg.c (struct locus_discrim_map): New structure type.
14615 (discriminator_per_locus): New hash table.
14616 (build_gimple_cfg): Allocate and free discriminator hash table.
14617 (make_edges): Call assign_discriminator.
14618 (locus_map_hash): New function.
14619 (locus_map_eq): New function.
14620 (next_discriminator_for_locus): New function.
14621 (same_line_p): New function.
14622 (assign_discriminator): New function.
14623 (make_cond_expr_edges): Call assign_discriminator.
14624 (make_gimple_switch_edges): Likewise.
14625 (first_non_label_stmt): New function.
14626 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14628 * xcoffout.c (xcoffout_source_line): Add new parameter.
14630 * configure.ac (gcc_cv_as_discriminator): New configury check for
14631 gas support for discriminator.
14632 * configure: Regenerate.
14633 * config.in: Regenerate.
14635 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14637 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14638 val after checking for integers.
14640 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14642 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14644 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14645 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14646 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14647 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14648 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14649 X64_SSE_REGPARM_MAX.
14650 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14651 X64_SSE_REGPARM_MAX.
14653 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14655 * gcc.c (report_times_to_file): New.
14656 (execute): Implement it.
14657 (process_command): Support -time=.
14658 * doc/invoke.texi: Document it.
14660 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14662 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14663 that have value exprs.
14665 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14667 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14668 declarations for constants until...
14669 (dw2_output_indirect_constant_1): ... this point.
14671 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14674 * arm.md (arm_addsi3): Don't try to split an add with an
14675 eliminable register until after reload has completed.
14677 2009-06-03 Ian Lance Taylor <iant@google.com>
14679 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14680 * genattrtab.c (write_length_unit_log): Likewise.
14681 * genchecksum.c (dosum): Likewise.
14682 * gengtype.c (write_rtx_next): Likewise.
14683 (finish_root_table, write_roots): Likewise.
14684 * gimple.c (gimple_ops_offset_): Likewise.
14685 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14686 * config/arc/arc.c (arc_attribute_table): Likewise.
14687 * config/arm/arm.c (arm_attribute_table): Likewise.
14688 * config/avr/avr.c (avr_attribute_table): Likewise.
14689 * config/crx/crx.c (crx_attribute_table): Likewise.
14690 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14691 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14692 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14693 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14694 * config/sh/sh.c (sh_attribute_table): Likewise.
14695 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14696 * config/spu/spu.c (spu_attribute_table): Likewise.
14697 * config/v850/v850.c (v850_attribute_table): Likewise.
14699 * config/alpha/alpha.c (vms_attribute_table): Make static.
14700 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14701 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14702 * config/mips/mips.c (mips_attribute_table): Likewise.
14704 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14706 (cc1-checksum.o): Likewise.
14708 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14710 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14712 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14714 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14715 insn if it is changing sp. Use gen_add3_insn instead of
14716 conditionally gen_addsi3 and gen_adddi3.
14717 (offset_below_red_zone_p): New static inline function.
14718 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14719 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14720 * config/rs6000/ppc-asm.h: Include auto-host.h.
14721 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14722 CFI_RESTORE): Define.
14723 * config/rs6000/crtresxgpr.asm: Add unwind info.
14724 * config/rs6000/crtresxfpr.asm: Likewise.
14725 * config/rs6000/crtresgpr.asm: Likewise.
14726 * config/rs6000/crtresfpr.asm: Likewise.
14727 * config/rs6000/crtsavgpr.asm: Likewise.
14728 * config/rs6000/crtsavfpr.asm: Likewise.
14730 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14731 argument of DWARF2_FRAME_REG_OUT macros.
14733 2009-06-03 Julian Brown <julian@codesourcery.com>
14735 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14736 words or less (including TImode) in core registers.
14738 2009-06-03 Richard Guenther <rguenther@suse.de>
14740 PR middle-end/40328
14741 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14743 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14745 * statistics.c (statistics_counter_event): Do not record event
14746 in pass dump if its number == -1.
14747 (curr_statistics_hash): Add assert that we never get passes
14748 with static number == -1.
14750 2009-06-03 Richard Guenther <rguenther@suse.de>
14751 Andrey Belevantsev <abel@ispras.ru>
14753 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14754 non-BLKmode arrays addressable.
14756 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14758 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14759 * config/m68k/m68k.h: ... here.
14761 2009-06-03 Martin Jambor <mjambor@suse.cz>
14763 PR tree-optimization/40323
14764 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14767 2009-06-03 Richard Guenther <rguenther@suse.de>
14769 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14772 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14774 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14775 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14776 JUMP_TABLE_DATA_P where applicable.
14777 * config/sh/sh.c: Ditto.
14778 * config/sh/sh.h: Ditto.
14779 * config/sh/sh.md: Ditto.
14780 * config/sh/symbian.c: Ditto.
14782 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14784 * config/i386/driver-i386.c (describe_cache): Optimize
14785 concatenation of strings. Use snprintf instead of sprintf.
14786 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14787 target when not compiling with GCC.
14789 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14791 * config/sh/sh.c: Revert last change.
14792 (sh_expand_epilogue): Emit a blockage insn before the frame
14793 pointer adjustment unconditionally.
14795 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14797 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14798 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14799 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14800 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14801 to COLLECT_GCC_OPTIONS.
14803 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14805 * collect2.c (target_system_root): New variable.
14806 (main): Handle --sysroot=.
14807 (ignore_library): Strip the sysroot from the library path.
14809 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14811 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14812 (collect2.o): Depend on collect2-aix.h.
14813 (collect2-aix.o): New rule.
14814 * collect2-aix.h: New file.
14815 * collect2-aix.c: Likewise.
14816 * collect2.c: Include collect2-aix.h. Don't undefine
14817 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14818 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14819 Use TARGET_AIX_VERSION instead of _AIX51.
14820 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14821 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14822 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14823 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14824 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14826 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14828 * collect2.c (ignore_library): Avoid premature post-increment
14829 and null deference.
14831 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14833 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14834 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14835 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14836 CROSS_DIRECTORY_STRUCTURE too.
14837 (LINK_LIBG_SPEC): Likewise.
14838 (LIB_SPEC): Add %R to sysroot paths.
14839 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14840 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14841 * config/rs6000/aix51.h: As for aix43.h.
14842 * config/rs6000/aix52.h: Likewise.
14843 * config/rs6000/aix53.h: Likewise.
14844 * config/rs6000/aix61.h: Likewise.
14845 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14846 to the beginning of sysroot paths.
14848 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14850 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14851 INSN_LISTs that are out of the REG_NOTE range.
14853 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14855 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14856 (struct var_to_expand): Likewise.
14857 (struct opt_info): Add head and tail for linked lists of the above.
14858 (analyze_insn_to_expand_var): Initialize next.
14859 (analyze_iv_to_split_insn): Likewise.
14860 (analyze_insns_in_loop): Create linked lists.
14861 (allocate_basic_variable): Simplify for use without hash table.
14862 (insert_var_expansion_initialization): Likewise, make it type-safer.
14863 (combine_var_copies_in_loop_exit): Likewise.
14864 (apply_opt_in_copies): Walk lists rather than hash tables.
14865 (release_var_copies): Simplified and inlined by hand into...
14866 (free_opt_info): ... this function.
14868 2009-06-02 Richard Guenther <rguenther@suse.de>
14870 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14873 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14875 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14876 only for builtins that are not overridden.
14878 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14880 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14883 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14885 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14887 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14889 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14891 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14893 * common.opt (fdump-unnumbered-links): New.
14894 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14895 * print-rtl.c (flag_dump_unnumbered_links): New.
14896 (print_rtx): Test it.
14898 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14900 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14901 push/pop multiple to 8-byte alignment.
14903 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14905 * config/i386/i386.c (queued_cfa_restores): New static variable.
14906 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14908 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14909 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14910 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14911 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14912 note unconditionally.
14913 (ix86_emit_restore_regs_using_mov): Likewise.
14914 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14915 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14916 it through to ix86_emit_restore_reg_using_pop.
14917 (ix86_emit_leave): Add RED_OFFSET argument. Call
14918 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14919 instead of adding REG_CFA_OFFSET note unconditionally.
14920 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14921 the above functions. Call ix86_add_queued_cfa_restore_notes when
14924 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14925 force output of the label even for dwarf2out_do_cfi_asm.
14926 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14927 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14928 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14930 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14931 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14932 dwarf2out_cfi_label callers.
14933 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14934 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14935 Adjust dwarf2out_cfi_label callers.
14936 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14938 * config/i386/i386.h (struct machine_cfa_state,
14939 struct machine_function): Guard with ifndef USED_FOR_TARGET
14940 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14943 * emutls.c (__emutls_get_address): Change arr->size to mean number
14944 of allocated arr->data entries instead of # of slots + 1.
14946 PR middle-end/40316
14947 * recog.c (peep2_reinit_state): New function.
14948 (peephole2_init_state): Use it at the end of a basic block and also
14949 when seeing a RTX_FRAME_RELATED_P insn.
14951 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14953 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14954 fixuns_truncrfdi2): New.
14955 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14956 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14957 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14958 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14959 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14960 *recip_approx): Remove.
14961 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14962 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14963 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14965 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14968 2009-06-01 Ian Lance Taylor <iant@google.com>
14970 * attribs.c (register_attribute): Use CONST_CAST.
14971 * collect2.c (main): Use CONST_CAST2.
14972 (scan_prog_file): Likewise.
14973 * gcc.c (process_command, main): Likewise.
14974 * toplev.c (toplev_main): Likewise.
14976 * c-typeck.c (handle_warn_cast_qual): New static function,
14977 partially broken out of build_c_cast.
14978 (build_c_cast): Call handle_warn_cast_qual.
14979 * doc/invoke.texi (Warning Options): Document new effect of
14982 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14984 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14985 (diagnostic_report_current_module): Print columns.
14986 * common.opt (flag_show_column): Enable by default.
14988 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14990 * alias.c (find_base_term): Check for NULL term before returning.
14992 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14994 Revert due to PR40320:
14995 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14996 * calls.c (emit_library_call_value_1): Don't force_operand for move
14999 2009-06-01 Olivier Hainque <hainque@adacore.com>
15000 Eric Botcazou <ebotcazou@adacore.com>
15002 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15003 to be processed as a bitfield for constructor output purposes.
15004 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15006 * varasm.c (oc_local_state): New type, output_constructor
15007 local state to support communication with helpers.
15008 (oc_outer_state): New type, output_constructor outer state of
15009 relevance in recursive calls.
15010 (output_constructor_array_range): New output_constructor helper,
15011 extracted code for an array range element.
15012 (output_constructor_regular_field): New output_constructor helper,
15013 extracted code for an element that is not a bitfield.
15014 (output_constructor_bitfield): New output_constructor helper,
15015 extracted code for a bitfield element. Accept an OUTER state
15016 argument for recursive processing. Recurse on record or array
15017 CONSTRUCTOR values, possibly past noop conversions.
15018 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15019 VALUE is a valid constant-valued expression for use in a static
15020 bit-field initializer.
15021 (output_constructor): Rework to use helpers. Accept and honor an
15022 OUTER state argument for recursive calls. Return total size. Be
15023 prepared for nested constructors initializing bitfields.
15024 (output_constant): Feed OUTER in calls to output_constructor.
15026 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15028 * calls.c (emit_library_call_value_1): Don't force_operand for move
15031 2009-06-01 Nick Clifton <nickc@redhat.com>
15033 * doc/invoke.texi (IA-64 Options): Fix typo.
15035 2009-06-01 Ira Rosen <irar@il.ibm.com>
15037 PR tree-optimization/39129
15038 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15040 (vect_do_peeling_for_loop_bound): Use
15041 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15042 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15043 (vect_loop_versioning): Likewise.
15044 (vect_create_cond_for_alias_checks): Fix indentation.
15045 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15047 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15048 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15049 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15050 "control flow in loop".
15051 (vect_estimate_min_profitable_iters): Use
15052 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15053 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15054 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15055 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15056 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15057 statement belongs to a group of strided accesses with the exact code
15059 (vectorizable_load): Likewise.
15060 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15061 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15063 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15065 * config/freebsd-stdint.h: New file.
15066 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15067 Add freebsd-stdint.h to tm_file.
15069 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15071 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15072 (thumb2_extendhidi2): Likewise.
15074 2009-05-31 Ian Lance Taylor <iant@google.com>
15076 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15078 2009-05-31 Ian Lance Taylor <iant@google.com>
15080 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15081 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15082 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15084 2009-05-31 Jason Merrill <jason@redhat.com>
15086 * tree-pretty-print.c (print_call_name): Take the callee, not the
15087 call itself. Make non-static. Use dump_function_name for functions.
15088 (dump_generic_node): Adjust.
15089 * diagnostic.h: Declare print_call_name.
15090 * gimple-pretty-print.c (dump_gimple_call): Use it.
15092 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15094 * config/sh/sh.md (ashldi3_std): New define_expand.
15097 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15100 * config/sh/sh.c: Include debug.h.
15101 (sh_expand_epilogue): Emit a blockage insn before the frame
15102 pointer adjustment also when dwarf2out_do_frame returns true.
15104 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15106 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15107 (thumb2_extendqidi2): New pattern.
15109 2009-05-31 Ira Rosen <irar@il.ibm.com>
15111 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15112 mark phis for renaming.
15113 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15114 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15115 Call mark_sym_for_renaming.
15116 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15117 * tree-vect-loop.c (vect_transform_loop): Remove
15118 vect_memsyms_to_rename initialization and a call to
15119 mark_set_for_renaming.
15121 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15123 PR middle-end/40304
15124 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15125 frame related even if !set_cfa && style < 0.
15127 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15129 * config/i386/mingw-tls.c: New file.
15130 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15131 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15132 defining _WIN32 but not __CYGWIN__.
15134 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15136 * configure.ac: Add MPC support.
15138 * config.in, configure: Regenerate.
15140 2009-05-29 Richard Henderson <rth@redhat.com>
15142 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15143 NOTE_INSN_BASIC_BLOCK.
15144 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15145 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15146 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15148 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15150 (add_cfi): Disable check redefining cfa away from drap.
15151 (lookup_cfa_1): Add remember argument; handle remember/restore.
15152 (lookup_cfa): Pass remember argument.
15153 (cfa_remember): New.
15154 (compute_barrier_args_size_1): Remove sibcall check.
15155 (dwarf2out_frame_debug_def_cfa): New.
15156 (dwarf2out_frame_debug_adjust_cfa): New.
15157 (dwarf2out_frame_debug_cfa_offset): New.
15158 (dwarf2out_frame_debug_cfa_register): New.
15159 (dwarf2out_frame_debug_cfa_restore): New.
15160 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15161 (dwarf2out_begin_epilogue): New.
15162 (dwarf2out_frame_debug_restore_state): New.
15163 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15164 DW_CFA_restore_state.
15165 (output_cfi_directive): Likewise.
15166 (convert_cfa_to_fb_loc_list): Likewise.
15167 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15168 * dwarf2out.h: Update.
15169 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15170 (copy_insn_1): Early out for null.
15171 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15172 and dwarf2out_frame_debug_restore_state.
15173 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15174 (prologue_insn_hash, epilogue_insn_hash): New.
15175 (free_after_compilation): Adjust freeing accordingly.
15176 (record_insns): Create hash table if needed; push insns into
15177 hash instead of array.
15178 (maybe_copy_epilogue_insn): New.
15179 (contains): Search hash table instead of array.
15180 (sibcall_epilogue_contains): Remove.
15181 (thread_prologue_and_epilogue_insns): Split eh_return insns
15182 and mark them as epilogues.
15183 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15184 scanning in terms of basic blocks.
15185 * insn-notes.def (CFA_RESTORE_STATE): New.
15186 * jump.c (returnjump_p_1): Accept EH_RETURN.
15187 (eh_returnjump_p_1, eh_returnjump_p): New.
15188 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15189 CFA_REGISTER, CFA_RESTORE): New.
15190 * rtl.def (EH_RETURN): New.
15191 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15193 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15194 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15196 * config/i386/i386.c (gen_push): Update cfa state.
15197 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15198 add a CFA_ADJUST_CFA note.
15199 (ix86_dwarf_handle_frame_unspec): Remove.
15200 (ix86_expand_prologue): Update cfa state.
15201 (ix86_emit_restore_reg_using_pop): New.
15202 (ix86_emit_restore_regs_using_pop): New.
15203 (ix86_emit_leave): New.
15204 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15205 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15206 * config/i386/i386.h (struct machine_cfa_state): New.
15207 (ix86_cfa_state): New.
15208 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15209 (eh_return_internal): Merge from eh_return_<mode>,
15210 use eh_return rtx, split w/ epilogue.
15212 2009-05-29 Ian Lance Taylor <iant@google.com>
15214 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15216 * calls.c (emit_library_call_value_1): Likewise.
15218 * c-typeck.c (c_build_va_arg): New function.
15219 * c-tree.h (c_build_va_arg): Declare.
15220 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15221 instead of build_va_arg.
15223 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15225 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15226 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15227 (ptr_difference_cost): Use affine combinations to compute it.
15228 (difference_cost): Likewise.
15229 (get_computation_cost_at): Compute more accurate cost for addresses
15230 if the ratio is a multiplier allowed in addresses.
15231 For non-addresses, consider that an additional offset or symbol is
15234 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15236 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15237 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15239 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15240 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15241 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15243 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15244 to 1 for TYPE_SSE{IADD1,CVT1}.
15245 (prefix_vex_imm8): Removed.
15246 (length_vex): Only pass 1 as second argument to
15247 ix86_attr_length_vex_default if prefix_extra is 0.
15248 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15249 (length): For prefix vex computation use length_immediate
15250 attribute instead of prefix_vex_imm8.
15251 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15252 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15253 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15254 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15255 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15256 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15257 a space in between the operands.
15258 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15259 if one operand is 0xff and the other one si, di, bp or sp.
15260 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15261 other one si, di, bp or sp.
15262 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15263 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15264 type and mode attributes.
15265 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15266 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15267 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15268 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15269 prefix_data16 attribute iff MODE_DF.
15270 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15271 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15272 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15273 constm128_operand in length_immediate computation.
15274 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15275 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15276 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15277 length_immediate attribute to 1.
15278 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15279 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15280 for certain alternatives.
15281 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15282 prefix_data16 attribute if MODE_V1DF.
15283 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15284 length_immediate to 1.
15285 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15286 length_address to 4, set mode attribute to MODE_DI.
15287 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15288 (fxam<mode>2_i387): Set length attribute to 4.
15289 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15290 *prefetch_3dnow_rex): Override length_address attribute.
15291 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15293 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15294 (constm128_operand): Removed.
15295 * config/i386/i386.c (memory_address_length): For
15296 disp && !index && !base in 64-bit mode account for SIB byte if
15297 print_operand_address can't optimize disp32 into disp32(%rip)
15298 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15299 for fs: or gs: segment.
15300 (ix86_attr_length_immediate_default): When checking if shortform
15301 is possible, truncate immediate to the length of the non-shortened
15303 (ix86_attr_length_address_default): Ignore MEM_P operands
15305 (ix86_attr_length_vex_default): Only check for DImode on
15306 GENERAL_REG_P operands.
15307 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15308 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15309 (sse_cvttps2pi): Clear prefix_rep attribute.
15310 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15312 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15313 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15314 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15315 iff operand 2 is const_int_operand.
15316 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15317 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15318 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15320 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15322 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15323 prefix_data16 attribute for movlpd and movhpd instructions.
15324 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15325 length_immediate for shufpd instruction.
15326 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15327 (avx_cmpp<avxmodesuffixf2c><mode>3,
15328 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15329 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15330 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15331 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15332 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15333 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15334 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15335 prefix_data16 attribute for the first alternative to 1.
15336 (*avx_loadlps): Override length_immediate for the first alternative.
15337 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15338 attributes for second alternative.
15339 (*vec_concatv2sf_sse4_1): Override length_immediate and
15340 prefix_data16 attributes for second alternative.
15341 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15342 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15343 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15344 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15345 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15346 prefix_data16 and length_immediate to 1.
15347 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15349 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15350 prefix_extra attribute for variants that don't have 0f prefix alone.
15351 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15352 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15353 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15354 *sse4_1_pextrd): Set length_immediate to 1.
15355 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15356 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15358 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15359 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15360 length_immediate to 1 for second alternative.
15361 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15362 prefix_extra and length_immediate attributes for the first
15364 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15366 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15367 to 1 for the first and third alternative.
15368 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15370 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15372 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15374 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15375 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15376 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15377 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15378 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15379 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15380 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15381 ssse3_psign<mode>3): Override prefix_rex attribute.
15382 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15383 (ssse3_palignrti): Override length_immediate to 1.
15384 (ssse3_palignrdi): Override length_immediate to 1, override
15385 prefix_rex attribute.
15386 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15387 (sse4a_extrqi): Override length_immediate to 2.
15388 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15389 (sse4a_insertq): Override prefix_data16 to 0.
15390 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15391 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15392 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15393 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15394 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15395 and length_immediate to 1.
15396 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15397 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15398 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15399 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15400 and length_immediate to 1.
15401 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15402 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15403 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15404 avx_ptest256): Override prefix_extra to 1.
15405 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15406 Override prefix_data16 and length_immediate to 1.
15407 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15408 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15409 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15410 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15411 prefix_data16 to 0 and prefix_extra to 2.
15412 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15413 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15415 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15416 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15417 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15418 and prefix_extra to 2.
15419 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15420 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15421 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15422 avx_vpermilvar<mode>3,
15423 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15424 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15425 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15426 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15427 Override prefix_extra to 1.
15428 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15429 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15430 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15431 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15432 prefix_extra and length_immediate to 1.
15433 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15435 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15436 to 1 for the first alternative.
15437 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15438 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15440 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15441 *movv2sf_internal_avx, *movv2sf_internal): Override
15442 prefix_rep attribute for certain alternatives.
15443 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15444 attributes for certain alternatives.
15445 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15446 attributes for certain alternatives.
15447 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15448 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15449 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15450 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15451 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15452 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15453 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15454 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15455 length_immediate to 1 if operand 2 is const_int_operand.
15456 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15457 *vec_extractv2si_1): Set length_immediate attribute to 1.
15458 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15459 using old 3DNOW insn rather than SSE/3DNOW_A.
15460 (mmx_emms, mmx_femms): Clear modrm attribute.
15462 2009-05-29 Martin Jambor <mjambor@suse.cz>
15464 * tree-sra.c: New implementation of SRA.
15466 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15467 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15468 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15469 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15470 (SRA_MAX_STRUCTURE_COUNT): Removed.
15471 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15472 * doc/invoke.texi (sra-max-structure-size): Removed.
15473 (sra-field-structure-ratio): Removed.
15475 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15477 PR middle-end/40291
15478 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15481 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15483 PR rtl-optimization/40101
15484 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15485 seqno. Adjust comment.
15486 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15487 inserting bookkeeping before a jump, the jump is not scheduled.
15488 When no positive seqno found, provide a value. Add comment.
15490 2009-05-29 Richard Guenther <rguenther@suse.de>
15492 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15493 short-cutting on the first component.
15495 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15497 PR middle-end/39958
15498 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15499 for trees other than decls/types.
15501 2009-05-29 Richard Guenther <rguenther@suse.de>
15503 * tree-ssa-operands.c (get_expr_operands): Do not handle
15504 INDIRECT_REFs in the handled-component case. Remove
15505 unused get_ref_base_and_extent case.
15506 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15507 tree_low_cst and host_integerp where possible.
15508 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15509 codes for equivalence.
15510 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15512 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15514 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15515 to tmake_file for i[34567]86-*-cygwin*.
15517 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15520 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15521 (altivec_categorize_keyword, init_vector_keywords,
15522 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15525 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15527 * tree.c (handle_dll_attribute): Check if node is
15528 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15530 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15532 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15534 (thumb2_zero_extendqidi2): Likewise.
15536 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15538 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15539 instead of gen_movrt.
15540 * config/sh/sh.md (movrt): Remove.
15542 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15544 * doc/invoke.texi (IA-64 Options):
15545 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15546 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15547 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15548 -msched-prefer-non-control-spec-insns,
15549 -msched-stop-bits-after-every-cycle,
15550 -msched-count-spec-in-critical-path,
15551 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15552 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15553 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15554 and -msched-spec-verbose.
15556 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15558 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15559 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15561 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15563 2009-05-28 Richard Guenther <rguenther@suse.de>
15565 * tree-ssa-alias.c (ao_ref_init): New function.
15566 (ao_ref_base): Likewise.
15567 (ao_ref_base_alias_set): Likewise.
15568 (ao_ref_alias_set): Likewise.
15569 (refs_may_alias_p_1): Change signature.
15570 (refs_may_alias_p): Adjust.
15571 (refs_anti_dependent_p): Likewise.
15572 (refs_output_dependent_p): Likewise.
15573 (call_may_clobber_ref_p_1): Change signature.
15574 (call_may_clobber_ref_p): Adjust.
15575 (stmt_may_clobber_ref_p_1): New function split out from ...
15576 (stmt_may_clobber_ref_p): ... here.
15577 (maybe_skip_until): Adjust signature.
15578 (get_continuation_for_phi): Likewise.
15579 (walk_non_aliased_vuses): Likewise.
15580 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15581 (ao_ref_init): Declare.
15582 (ao_ref_base): Likewise.
15583 (ao_ref_alias_set): Likewise.
15584 (stmt_may_clobber_ref_p_1): Likewise.
15585 (walk_non_aliased_vuses): Adjust.
15586 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15587 (get_ref_from_reference_ops): remove.
15588 (vn_reference_lookup_2): Adjust signature.
15589 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15590 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15591 (vn_reference_lookup): Adjust.
15592 (vn_reference_insert): Likewise.
15593 (vn_reference_insert_pieces): Adjust signature.
15594 (visit_reference_op_call): Adjust.
15595 * tree-ssa-pre.c (get_expr_type): Simplify.
15596 (phi_translate_1): Adjust.
15597 (compute_avail): Likewise.
15598 (translate_vuse_through_block): Do not re-build trees.
15599 (value_dies_in_block_x): Likewise.
15600 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15602 (vn_reference_lookup_pieces): Adjust declaration.
15603 (vn_reference_insert_pieces): Likewise.
15605 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15607 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15608 with checking disabled.
15610 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15614 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15615 macro definition for support of three-operand format aligned
15616 .comm directive in assembler on cygwin/pe/mingw target OS.
15617 * configure: Regenerate.
15618 * config.h: Regenerate.
15620 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15621 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15622 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15624 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15625 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15627 2009-05-28 Ira Rosen <irar@il.ibm.com>
15629 PR tree-optimization/40254
15630 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15631 in analysis of basic blocks.
15633 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15635 PR middle-end/33699
15636 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15637 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15638 (TARGET_INITIALIZER): Use it.
15639 * cse.c (CHEAPER): Move it up to the other macros.
15640 (insert): Rename this ...
15641 (insert_with_costs): ... to this. Add cost parameters. Update
15643 (insert): New function. Call insert_with_costs.
15644 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15645 find_reg_offset_for_const, try_const_anchors): New functions.
15646 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15647 when using a const-anchor. Call insert_const_anchors.
15648 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15649 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15651 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15653 * tree-inline.c (remap_decls): Enable nonlocalized variables
15654 when not optimizing.
15656 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15658 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15659 Simplify other tests involving optimize.
15661 2009-05-27 Tom Tromey <tromey@redhat.com>
15663 * unwind-dw2.c (_Unwind_DebugHook): New function.
15664 (uw_install_context): Call _Unwind_DebugHook.
15666 2009-05-27 Tom Tromey <tromey@redhat.com>
15668 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15670 2009-05-27 Ian Lance Taylor <iant@google.com>
15672 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15673 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15674 (ALL_LINKERFLAGS): Define.
15675 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15676 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15677 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15678 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15679 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15680 $(LINKER_FOR_BUILD).
15681 (build/gcov-iov$(build_exeext)): Likewise.
15683 2009-05-27 Julian Brown <julian@codesourcery.com>
15685 * gcse.c (target.h): Include.
15686 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15687 copy of argument to a pseudo register.
15689 2009-05-27 Diego Novillo <dnovillo@google.com>
15691 * tree-ssa-live.c (dump_scope_block): Document arguments.
15692 (dump_scope_blocks): Document.
15693 (debug_scope_blocks): New.
15694 * tree-flow.h (debug_scope_blocks): Declare.
15696 2009-05-21 Denis Chertykov <denisc@overta.ru>
15698 * doc/contrib.texi (Contributors): Add myself to the list.
15700 2009-05-27 Olivier Hainque <hainque@adacore.com>
15702 * expr.c (target_align): New function. Alignment the TARGET of an
15703 assignment may be assume to have.
15704 (highest_pow2_factor_for_target): Use it instead of relying on
15705 immediate tree attributes of TARGET, not necessarily honored when
15706 intermediate bitfields are involved.
15708 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15711 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15712 AVX, SSE4, AES, PCLMUL and POPCNT.
15714 2009-05-27 Diego Novillo <dnovillo@google.com>
15716 * tree-pretty-print.c (dump_location): New.
15717 (dump_generic_node): Call it.
15718 Factor code to handle BLOCK nodes ...
15719 (dump_block_node): ... here.
15721 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15723 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15725 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15727 * gcc-plugin.h: Include config.h and system.h.
15728 (IN_GCC): Define if not defined.
15730 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15732 PR middle-end/40249
15733 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15736 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15738 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15740 * config/m32r/m32r.h: Ditto.
15741 * config/m32r/m32r.md: Ditto.
15742 * config/m32r/predicates.md: Ditto.
15744 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15746 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15748 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15751 (Loading plugins): typo.
15752 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15753 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15754 (Interacting with the GCC Garbage Collector): Added new section.
15755 (Giving information about a plugin): Added new section for
15757 * ggc.h (ggc_register_root_tab): Added declaration.
15758 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15759 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15760 (register_callback): Improved comment in declaration.
15761 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15762 (extra_root_vec) Added static variable for dynamic roots registration.
15763 (ggc_register_root_tab) Added new routine.
15764 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15765 PLUGIN_GGC_MARKING event.
15766 * ggc-zone.c: Include plugin.h.
15767 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15768 * ggc-page.c: Include plugin.h.
15769 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15770 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15771 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15772 (register_callback): check lack of callbacks for
15773 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15774 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15775 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15776 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15777 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15778 dependency on plugin.h.
15779 (plugin.o): Added dependency on ggc.h...
15781 2009-05-26 Richard Guenther <rguenther@suse.de>
15783 PR middle-end/40248
15785 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15786 with mismatched comparison modes.
15788 * expr.c (expand_expr_real_1): Expand the operand of a
15789 VIEW_CONVERT_EXPR in its natural mode.
15791 2009-05-26 Ian Lance Taylor <iant@google.com>
15793 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15794 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15795 (ALL_COMPILERFLAGS): Define.
15796 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15797 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15798 (collect2$(exeext), collect2.o): Likewise.
15799 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15800 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15801 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15802 (libbackend.o, intl.o, cppdefault.o): Likewise.
15803 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15804 (build/%.o): Use $(COMPILER_FOR_BUILD).
15805 (build/gen%$(build_exeext)): Likewise.
15806 (build/gcov-iov$(build_exeext)): LIkewise.
15807 * config/t-darwin (darwin.o): Use $(COMPILER).
15808 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15809 * config/t-sol2 (sol2-c.o): Likewise.
15810 (sol2.o): Likewise.
15811 * config/t-vxworks (vxworks.o): Likewise.
15812 * config/x-darwin (host-darwin.o): Likewise.
15813 * config/x-hpux (host-hpux.o): Likewise.
15814 * config/x-linux (host-linux.o): Likewise.
15815 * config/x-solaris (host-solaris.o): Likewise.
15816 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15817 * config/arm/t-arm (arm-c.o): Likewise.
15818 * config/arm/t-pe (pe.o): Likewise.
15819 * config/arm/t-wince-pe (pe.o): Likewise.
15820 * config/i386/t-cygming (winnt.o): Likewise.
15821 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15822 * config/i386/t-cygwin (cygwin1.o): Likewise.
15823 (cygwin2.o): Likewise.
15824 * config/i386/t-i386 (i386-c.o): Likewise.
15825 * config/i386/t-interix (winnt.o): Likewise.
15826 * config/i386/t-netware (netware.o): Likewise.
15827 * config/i386/t-nwld (nwld.o): Likewise.
15828 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15829 * config/i386/x-i386 (driver-i386.o): Likewise.
15830 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15831 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15832 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15833 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15834 * config/mips/x-native (driver-native.o): Likewise.
15835 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15836 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15837 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15838 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15839 * config/score/t-score-elf (score7.o): Likewise.
15840 (score3.o): Likewise.
15841 * config/sh/t-sh (sh-c.o): Likewise.
15842 * config/sh/t-symbian (sh-c.o): Likewise.
15843 (symbian.o): Likewise.
15844 * config/spu/t-spu-elf (spu-c.o): Likewise.
15845 * config/v850/t-v850 (v850-c.o): Likewise.
15846 * config/v850/t-v850e (v850-c.o): Likewise.
15848 2009-05-26 Richard Guenther <rguenther@suse.de>
15850 PR tree-optimization/40122
15851 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15852 VECTOR_CSTs if possible.
15853 (fold_gimple_assign): Likewise.
15855 2009-05-26 Richard Guenther <rguenther@suse.de>
15857 PR middle-end/40252
15858 * fold-const.c (fold_binary): Use the correct types for building
15861 2009-05-26 Richard Guenther <rguenther@suse.de>
15863 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15864 redundant calls to merge_alias_info.
15865 (bump_vector_ptr): Likewise.
15866 * tree-ssa-copy.c (merge_alias_info): Remove.
15867 (replace_exp_1): Remove call to merge_alias_info.
15868 (propagate_tree_value): Likewise.
15869 (fini_copy_prop): Propagate points-to info.
15870 * tree-flow.h (merge_alias_info): Remove.
15872 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15874 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15876 2009-05-25 Jan Hubicka <jh@suse.cz>
15878 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15879 * cgraph.h (struct inline_summary): New filed self_wize,
15880 size_inlining_benefit, self_time and time_inlining_benefit.
15881 (struct cgraph_global_info): Replace insns by time ans size fields.
15882 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15883 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15884 (ipcp_update_callgraph): Do not touch function bodies.
15885 * ipa-inline.c: Include except.h
15886 (MAX_TIME): New constant.
15887 (overall_insns): Remove.
15888 (leaf_node_p): New.
15889 (overall_size, max_benefit): New static variables.
15890 (cgraph_estimate_time_after_inlining): New function.
15891 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15892 (cgraph_clone_inlined_nodes): Update size.
15893 (cgraph_mark_inline_edge): Update size.
15894 (cgraph_estimate_growth): Use size info.
15895 (cgraph_check_inline_limits): Check size.
15896 (cgraph_default_inline_p): Likewise.
15897 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15898 (cgraph_decide_recursive_inlining): Check size.
15899 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15901 (cgraph_decide_inlining): Likewise.
15902 (cgraph_decide_inlining_incrementally): Likewise; honor
15903 PARAM_EARLY_INLINING_INSNS.
15904 (likely_eliminated_by_inlining_p): New predicate.
15905 (estimate_function_body_sizes): New function.
15906 (compute_inline_parameters): Use it.
15907 * except.c (must_not_throw_labels): New function.
15908 * except.h (must_not_throw_labels): Declare.
15909 * tree-inline.c (init_inline_once): Kill inlining_weigths
15910 * tree-ssa-structalias.c: Avoid uninitialized warning.
15911 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15912 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15913 (PARAM_INLINE_CALL_COST): Remove.
15914 (PARAM_EARLY_INLINING_INSNS): New.
15916 2009-05-25 Richard Guenther <rguenther@suse.de>
15918 PR tree-optimization/36327
15919 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15920 callback for reference translation or lookup at the point of may-defs.
15921 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15922 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15923 for union COMPONENT_REFs.
15924 (vn_reference_lookup_3): New callback. Lookup from memset
15925 and CONSTRUCTOR assignment, translate through struct copies.
15926 (vn_reference_lookup_pieces): Make sure to not free the
15927 passed operands array. Adjust walk_non_aliased_vuses call.
15928 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15929 make sure we do not leak memory.
15931 2009-05-25 Richard Guenther <rguenther@suse.de>
15933 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15934 * tree-inline.c (expand_call_inline): Reset the escaped and
15935 callused solutions.
15936 * tree-ssa-structalias.c (pass_build_ealias): New.
15937 * tree-pass.h (pass_build_ealias): Declare.
15938 * passes.c (init_optimization_passes): Add PTA during
15939 early optimizations.
15940 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15941 and CALLUSED solutions.
15942 (dump_points_to_solution): New function, split out from ...
15943 (dump_points_to_info_for): ... here.
15944 * tree-parloops.c (parallelize_loops): Reset the escaped and
15945 callused solutions.
15947 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15950 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15951 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15953 2009-05-25 Ira Rosen <irar@il.ibm.com>
15955 PR tree-optimization/40238
15956 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15957 statements after basic block's labels.
15958 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15959 to free the allocated memory.
15961 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15963 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15964 return address with a USE.
15966 2009-05-24 Richard Guenther <rguenther@suse.de>
15968 PR middle-end/40233
15969 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15970 array type from the main variant of the inner type.
15972 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15974 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15975 definition to bool (from int) to un-break build.
15976 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15978 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15980 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15981 discard_stmt_changes): Delete.
15982 * tree-ssa-operands.c (scb_stack): Delete.
15983 (init_ssa_operands): Do not initialize it.
15984 (fini_ssa_operands): Do not free it.
15985 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15987 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15988 update_stmt, remove the others. Fix comments.
15989 * tree-dfa.c (optimize_stack_restore): Likewise.
15990 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15991 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15992 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15993 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15995 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15996 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15997 (dom_opt_finalize_block): Likewise, adjusting access to
15999 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16000 (stmts_to_rescan): Change item type to gimple.
16001 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16003 2009-05-24 Ira Rosen <irar@il.ibm.com>
16005 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16006 * tree-pass.h (pass_slp_vectorize): New pass.
16007 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16008 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16009 * tree-vectorizer.c (timevar.h): Include.
16010 (user_vect_verbosity_level): Declare.
16011 (vect_location): Fix comment.
16012 (vect_set_verbosity_level): Update user_vect_verbosity_level
16013 instead of vect_verbosity_level.
16014 (vect_set_dump_settings): Add an argument. Ignore user defined
16015 verbosity if dump flags require higher level of verbosity. Print to
16016 stderr only for loop vectorization.
16017 (vectorize_loops): Update call to vect_set_dump_settings.
16018 (execute_vect_slp): New function.
16019 (gate_vect_slp): Likewise.
16020 (struct gimple_opt_pass pass_slp_vectorize): New.
16021 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16022 access its members.
16023 (vec_info_for_bb): New function.
16024 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16025 (VECTORIZATION_ENABLED): New macro.
16026 (SLP_ENABLED, SLP_DISABLED): Likewise.
16027 (vect_is_simple_use): Add bb_vec_info argument.
16028 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16029 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16030 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16031 vect_schedule_slp, vect_analyze_slp): Likewise.
16032 (vect_analyze_stmt): Add slp_tree argument.
16033 (find_bb_location): Declare.
16034 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16035 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16036 (vect_analyze_loop_operations, vect_analyze_loop,
16037 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16038 vect_finalize_reduction, vectorizable_reduction,
16039 vectorizable_live_operation, vect_transform_loop): Likewise.
16040 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16041 skip evolution analysis if analyzing a basic block.
16042 (dr_analyze_indices): Likewise.
16043 (initialize_data_dependence_relation): Skip the test whether the
16044 object is invariant for basic blocks.
16045 (compute_all_dependences): Skip dependence analysis for data
16046 references in basic blocks.
16047 (find_data_references_in_stmt): Don't fail in case of invariant
16048 access in basic block.
16049 (find_data_references_in_bb): New function.
16050 (find_data_references_in_loop): Move code to
16051 find_data_references_in_bb and add a call to it.
16052 (compute_data_dependences_for_bb): New function.
16053 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16054 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16056 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16057 unknown dependence in basic block and fail in case of dependence in
16059 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16060 dependence instances from either loop or basic block vectorization
16062 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16063 before calling nested_in_vect_loop_p.
16064 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16065 dependence instances from either loop or basic block vectorization
16067 (vect_verify_datarefs_alignment): Likewise.
16068 (vect_enhance_data_refs_alignment): Adjust function calls.
16069 (vect_analyze_data_refs_alignment): Likewise.
16070 (vect_analyze_group_access): Fix printing. Skip different checks if
16071 DR_STEP is 0. Keep strided stores either in loop or basic block
16072 vectorization data structure. Fix indentation.
16073 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16075 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16076 dependence instances from either loop or basic block vectorization
16078 (vect_analyze_data_refs): Update comment. Call
16079 compute_data_dependences_for_bb to analyze basic blocks.
16080 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16081 case of loop vectorization. In case of basic block vectorization use
16082 data-ref itself as a base.
16083 (vect_create_data_ref_ptr): In case of basic block vectorization:
16084 don't advance the pointer, add new statements before the current
16085 statement. Adjust function calls.
16086 (vect_supportable_dr_alignment): Support only aligned accesses in
16087 basic block vectorization.
16088 * common.opt (ftree-slp-vectorize): New flag.
16089 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16090 (vect_pattern_recog_1): Likewise.
16091 * tree-vect-stmts.c (process_use): Likewise.
16092 (vect_init_vector): Add new statements in the beginning of the basic
16093 block in case of basic block SLP.
16094 (vect_get_vec_def_for_operand): Adjust function calls.
16095 (vect_finish_stmt_generation): Likewise.
16096 (vectorizable_call): Add assert that it is loop vectorization, adjust
16098 (vectorizable_conversion, vectorizable_assignment): Likewise.
16099 (vectorizable_operation): In case of basic block SLP, take
16100 vectorization factor from statement's type and skip the relevance
16101 check. Adjust function calls.
16102 (vectorizable_type_demotion): Add assert that it is loop
16103 vectorization, adjust function calls.
16104 (vectorizable_type_promotion): Likewise.
16105 (vectorizable_store): Check for outer loop only in case of loop
16106 vectorization. Adjust function calls. For basic blocks, skip the
16107 relevance check and don't advance pointers.
16108 (vectorizable_load): Likewise.
16109 (vectorizable_condition): Add assert that it is loop vectorization,
16110 adjust function calls.
16111 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16112 that it is not reduction, get vector type, call only supported
16113 functions, skip loop specific parts.
16114 (vect_transform_stmt): Check for outer loop only in case of loop
16116 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16117 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16118 for external definition.
16119 * passes.c (pass_slp_vectorize): New pass.
16120 * tree-vect-slp.c (find_bb_location): New function.
16121 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16122 check for patterns only in loops.
16123 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16124 case of multiple types in basic block SLP.
16125 (vect_mark_slp_stmts_relevant): New function.
16126 (vect_supported_load_permutation_p): Fix comment.
16127 (vect_analyze_slp_instance): Add argument. In case of basic block
16128 SLP, take vectorization factor from statement's type, check that
16129 unrolling factor is 1. Adjust function call. Save SLP instance in
16130 either loop or basic block vectorization structure. Return FALSE,
16132 (vect_analyze_slp): Add argument. Get strided stores groups from
16133 either loop or basic block vectorization structure. Return FALSE
16134 if basic block SLP failed.
16135 (new_bb_vec_info): New function.
16136 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16137 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16138 (vect_schedule_slp): Add argument. Get SLP instances from either
16139 loop or basic block vectorization structure. Set vectorization factor
16140 to be 1 for basic block SLP.
16141 (vect_slp_transform_bb): New function.
16142 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16144 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16146 * final.c (shorten_branches): Do not align labels for jump tables.
16147 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16149 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16151 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16152 Remove outdated reference to flow.c and fix nits.
16153 * doc/gccint.texi: Tweak RTL description.
16154 * doc/rtl.texi: Likewise.
16156 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16158 * config/avr/avr.c: Change my email address.
16159 * config/avr/avr.h: Likewise.
16160 * config/avr/avr.md: Likewise.
16161 * config/avr/avr-protos.h: Likewise.
16162 * config/avr/libgcc.S: Likewise.
16164 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16166 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16167 (spu_split_load, spu_split_store): Change return type to int.
16168 (spu_split_convert): Declare.
16169 * config/spu/predicates.md (spu_mem_operand): Remove.
16170 (spu_mov_operand): Update.
16171 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16172 * config/spu/spu.c (regno_aligned_for_load): Remove.
16173 (reg_aligned_for_addr, spu_expand_load): Define.
16174 (spu_expand_extv): Reimplement and handle MEM.
16175 (spu_expand_insv): Handle MEM.
16176 (spu_sched_reorder): Handle insn's with length 0.
16177 (spu_legitimate_address_p): Reimplement.
16178 (store_with_one_insn_p): Return TRUE for any mode with size
16179 larger than 16 bytes.
16180 (address_needs_split): Define.
16181 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16183 (spu_convert_move): Define.
16184 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16185 (spu_split_store): Change all MEM's to TImode.
16186 (spu_init_expanders): Preallocate registers that correspond to
16187 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16189 (spu_split_convert): Define.
16190 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16191 (_move<mode>, _movdi, _movti): Update predicate and condition.
16192 (load, store): Change to define_split.
16193 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16195 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16196 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16197 define_insn_and_split of lshr<mode>3.
16198 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16199 (<v>ashr<mode>3_imm): Define.
16200 (extv, extzv, insv): Allow MEM operands.
16201 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16202 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16203 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16204 (_spu_convert2): Change to define_insn_and_split and remove the
16205 corresponding define_peephole2.
16206 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16207 Change predicates to memory_operand.
16209 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16211 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16213 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16215 PR tree-optimization/40219
16216 * tree.c (iterative_hash_expr): Make sure the builtin function is
16217 a normal builtin function and not a front end or back end builtin
16218 before indexing into the built_in_decls array.
16220 2009-05-22 Richard Guenther <rguenther@suse.de>
16222 PR middle-end/38964
16223 * alias.c (write_dependence_p): Do not use TBAA for answering
16224 anti-dependence or output-dependence.
16225 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16226 (emit_pointer_definition): Remove.
16227 (emit_alias_warning): Likewise.
16228 (find_what_var_points_to): Remove TBAA pruning code.
16229 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16231 (compute_points_to_sets): Remove code computing the set of
16232 dereferenced pointers.
16233 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16234 oracle for querying anti and output dependencies.
16235 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16236 if TBAA may be applied.
16237 (refs_anti_dependent_p): New function.
16238 (refs_output_dependent_p): Likewise.
16239 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16240 (refs_output_dependent_p): Likewise.
16241 * doc/tree-ssa.texi (Memory model): New section.
16242 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16243 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16244 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16245 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16246 * expr.c (expand_expr_real_1): Likewise.
16247 * gimple-low.c (lower_stmt): Likewise.
16248 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16249 (dump_gimple_cdt): Remove.
16250 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16251 (gimple_size): Likewise.
16252 (walk_gimple_op): Likewise.
16253 (is_gimple_stmt): Likewise.
16254 (walk_stmt_load_store_addr_ops): Likewise.
16255 (gimple_build_cdt): Remove.
16256 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16257 * gimple.h (gimple_cdt_new_type): Remove.
16258 (gimple_cdt_new_type_ptr): Likewise.
16259 (gimple_cdt_set_new_type): Likewise.
16260 (gimple_cdt_location): Likewise.
16261 (gimple_cdt_location_ptr): Likewise.
16262 (gimple_cdt_set_location): Likewise.
16263 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16264 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16265 GIMPLE_CHANGE_DYNAMIC_TYPE.
16266 (verify_types_in_gimple_stmt): Likewise.
16267 * tree-inline.c (estimate_num_insns): Likewise.
16268 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16269 (copy_decl_to_var): Likewise.
16270 (copy_result_decl_to_var): Likewise.
16271 * tree-pretty-print.c (dump_generic_node): Do not handle
16272 CHANGE_DYNAMIC_TYPE_EXPR.
16273 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16274 * tree-ssa-operands.c (get_expr_operands): Likewise.
16275 * tree-ssa-structalias.c (struct variable_info): Remove
16276 no_tbaa_pruning member.
16277 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16278 (unify_nodes): Do not copy it.
16279 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16280 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16281 (set_uids_in_ptset): Do not check it.
16282 (find_what_var_points_to): Likewise.
16283 (compute_tbaa_pruning): Remove.
16284 (compute_points_to_sets): Do not call it.
16285 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16286 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16287 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16288 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16289 (DECL_NO_TBAA_P): Likewise.
16290 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16291 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16292 (expand_omp_atomic_pipeline): Do not set it.
16293 * print-tree.c (print_node): Do not dump it.
16294 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16297 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16300 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16303 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16305 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16308 2009-05-22 Ben Elliston <bje@au.ibm.com>
16310 * Makefile.in (bversion.h, s-bversion): New targets.
16311 (TOPLEV_H): Add bversion.h.
16312 * toplev.h: Include "bversion.h".
16313 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16314 the __format__ attribute only if compiling with the same version
16315 of GCC as the sources (the "build version").
16317 2009-05-22 Ben Elliston <bje@au.ibm.com>
16319 * c-format.c (handle_format_attribute): Fix comment typo.
16321 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16324 * config/ia64/ia64.opt (mfused-madd): New.
16325 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16326 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16327 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16328 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16329 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16330 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16331 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16332 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16333 instruction if !TARGET_FUSED_MADD.
16334 (fpma, fpms): Remove colon from name.
16336 2009-05-22 Richard Guenther <rguenther@suse.de>
16338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16339 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16340 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16342 (create_expression_by_pieces): Only convert if necessary.
16343 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16344 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16346 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16348 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16349 regular pattern from a template and rename it ...
16350 (*extzv_truncsi_exts): ... to this.
16352 2009-05-21 Richard Guenther <rguenther@suse.de>
16354 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16355 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16356 (cgraph_default_inline_p): Likewise.
16357 (cgraph_decide_inlining_incrementally): Likewise.
16359 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16360 Uros Bizjak <ubizjak@gmail.com>
16362 * config/i386/cpuid.h (bit_MOVBE): New.
16364 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16366 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16367 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16368 (ix86_handle_option): Handle OPT_mmovbe.
16369 (ix86_target_string): Add -mmovbe.
16370 (pta_flags): Add PTA_MOVBE.
16371 (processor_alias_table): Add PTA_MOVBE to "atom".
16372 (override_options): Handle PTA_MOVBE.
16374 * config/i386/i386.h (TARGET_MOVBE): New.
16376 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16377 (*bswapsi_movbe): New.
16378 (*bswapdi_movbe): Likewise.
16379 (bswapdi2): Renamed to ...
16380 (*bswapdi_1): This.
16381 (bswapdi2): New expander.
16383 * config/i386/i386.opt (mmovbe): New.
16385 * doc/invoke.texi: Document -mmovbe.
16387 2009-05-21 Taras Glek <tglek@mozilla.com>
16389 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16390 * gcc-plugin.h (plugin_init): Updated signature.
16391 * gcc-plugin.h (plugin_name_args): Moved to this header.
16392 * doc/plugins.texi (plugin_init): Updated documention to reflect
16394 * doc/plugins.texi (plugin_name_args): Added to documention.
16396 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16398 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16399 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16401 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16403 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16404 JUMP_TABLE_DATA_P predicates where applicable.
16405 * config/i386/predicates.md: Ditto.
16406 * config/i386/sse.md: Ditto.
16408 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16410 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16411 operand2 -128 override length_immediate attribute to 1.
16412 * config/i386/predicates.md (constm128_operand): New predicate.
16414 * config/i386/i386.c (memory_address_length): Handle %r12
16415 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16417 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16418 mode look through optional ZERO_EXTEND and SUBREG.
16419 * config/i386/i386.md (R12_REG): New define_constant.
16420 (prefix_data16): For sse unit set also for MODE_TI insns.
16421 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16422 insns set if operand 1 is ext_QIreg_operand.
16423 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16424 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16426 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16427 mode from MODE_DI to MODE_SI.
16428 (movdi_1_rex64): Override modrm and length_immediate attributes
16429 only for movabs (TYPE_IMOV, alternative 2).
16430 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16431 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16432 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16433 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16434 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16435 prefix_rex attribute if DImode.
16436 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16437 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16438 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16439 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16440 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16441 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16442 Likewise. For TYPE_IMOV clear length_immediate attribute.
16443 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16444 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16445 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16446 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16447 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16448 or one operand TYPE_ISHIFT.
16449 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16450 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16451 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16452 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16453 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16454 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16455 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16456 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16457 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16458 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16459 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16460 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16461 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16462 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16463 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16464 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16465 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16466 set mode attribute, don't override length attribute.
16467 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16469 (return_internal_long): Set length attribute to 2 instead of 1.
16470 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16471 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16472 prefix_rex attribute.
16473 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16475 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16477 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16479 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16481 2009-05-20 Ian Lance Taylor <iant@google.com>
16483 * tree.c (build_tree_list_vec_stat): New function.
16484 (ctor_to_vec): New function.
16485 (build_nt_call_vec): New function.
16486 (build_call_array): Change args to be a const pointer.
16487 (build_call_vec): New function.
16488 * tree.h (build_nt_call_vec): Declare.
16489 (build_tree_list_vec_stat): Declare.
16490 (build_tree_list_vec): Define.
16491 (build_call_array): Update declaration.
16492 (build_call_vec): Declare.
16493 (ctor_to_vec): Declare.
16494 * c-common.c (tree_vector_cache): New static variable.
16495 (make_tree_vector): New function.
16496 (release_tree_vector): New function.
16497 (make_tree_vector_single): New function.
16498 (make_tree_vector_copy): New function.
16499 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16500 (make_tree_vector_single, make_tree_vector_copy): Declare.
16501 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16502 (c_parser_expr_list): Don't manage cache here, instead call
16504 (c_parser_release_expr_list): Remove static function.
16505 (c_parser_vec_to_tree_list): Remove static function.
16506 (c_parser_attributes): Call build_tree_list_vec instead of
16507 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16508 c_parser_release_expr_list.
16509 (c_parser_postfix_expression_after_primary): Likewise.
16510 (c_parser_objc_keywordexpr): Likewise.
16512 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16514 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16515 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16516 TARGET_CONVERT_TO_TYPE.
16517 * hooks.c (hook_tree_const_tree_null): Define.
16518 * hooks.h (hook_tree_const_tree_null): Declare.
16519 * target.h (struct gcc_target): Add invalid_parameter_type,
16520 invalid_return_type, promoted_type, and convert_to_type fields.
16521 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16522 (TARGET_INVALID_RETURN_TYPE): Define.
16523 (TARGET_PROMOTED_TYPE): Define.
16524 (TARGET_CONVERT_TO_TYPE): Define.
16525 (TARGET_INITIALIZER): Update for new fields.
16526 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16527 (grokparms): Check targetm.invalid_parameter_type.
16528 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16529 * c-convert.c (convert): Check targetm.convert_to_type.
16531 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16533 * config/mips/mips.md (*extenddi_truncate<mode>,
16534 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16536 (*extendhi_truncateqi): New define_insn_and_sptit.
16538 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16540 PR middle-end/40204
16541 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16542 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16544 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16546 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16547 the operand of VIEW_CONVERT_EXPR.
16549 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16551 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16552 extended family and model for Intel processors. Support Intel Atom.
16554 2009-05-20 Olivier Hainque <hainque@adacore.com>
16556 * gstab.h (stab_code_type): Define, to be used instead of the
16557 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16559 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16560 occurrences by stab_code_type.
16561 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16563 2009-05-20 Martin Jambor <mjambor@suse.cz>
16565 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16566 (sra_insert_before): Likewise.
16567 (sra_insert_after): Likewise.
16568 (sra_init_cache): Likewise.
16569 (sra_type_can_be_decomposed_p): Likewise.
16570 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16571 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16572 (sra_insert_before): Likewise.
16573 (sra_insert_after): Likewise.
16574 (sra_init_cache): Likewise.
16575 (insert_edge_copies_seq): Made static and moved upwards.
16577 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16580 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16582 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16583 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16586 2009-05-20 Richard Guenther <rguenther@suse.de>
16588 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16589 with mismatched comparison modes.
16591 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16593 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16594 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16595 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16596 with shifts for Thumb2.
16597 (orsi_notsi): New for orn.
16598 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16599 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16600 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16601 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16602 Don't invert remainder for IOR.
16604 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16606 PR tree-optimization/40087
16607 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16608 number_of_iterations_ne): Rename never_infinite argument.
16609 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16610 number_of_iterations_le): Handle pointer-type ivs when
16611 exit_must_be_taken is false.
16612 (number_of_iterations_cond): Do not always assume that
16613 exit_must_be_taken if the control variable is a pointer.
16615 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16617 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16618 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16620 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16622 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16623 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16625 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16628 * c.opt (Wlogical-op): Disabled by default.
16629 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16631 * doc/invoke.texi (Wlogical-op): Likewise.
16633 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16635 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16637 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16638 Propagate the type of the first operand.
16639 <ASSERT_EXPR>: Simplify.
16640 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16641 Rewrite using the RHS code as discriminant.
16642 <NOP_EXPR>: Turn into CASE_CONVERT.
16643 <PLUS_EXPR>: Propagate the type of the first operand.
16645 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16647 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16648 (ia64_dconst_0_375): New.
16649 * config/ia64/ia64.c (ia64_override_options): Remove
16650 -minline-sqrt-min-latency warning.
16651 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16652 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16653 * config/ia64/ia64.md (*sqrt_approx): Remove.
16654 (sqrtsf2): Remove #if 0.
16655 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16656 (sqrtdf): Remove assert.
16657 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16658 (sqrtxf2): Remove #if 0.
16659 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16660 * div.md (sqrt_approx_rf): New.
16661 (sqrtsf2_internal_thr): New implementation.
16662 (sqrtsf2_internal_lat): New.
16663 (sqrtdf2_internal_thr: New implementation.
16664 (sqrtxf2_internal): New implementation.
16666 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16667 Hans-Peter Nilsson <hp@axis.com>
16669 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16670 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16671 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16672 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16673 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16674 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16675 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16676 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16677 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16678 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16679 * c-common.c: ...from here.
16681 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16683 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16685 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16687 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16689 2009-05-19 Ben Elliston <bje@au.ibm.com>
16691 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16692 assignments with memcpy calls.
16693 (add_fdes): Likewise.
16694 (binary_search_unencoded_fdes): Likewise.
16695 (linear_search_fdes): Eliminate type puns.
16697 2009-05-19 Richard Guenther <rguenther@suse.de>
16699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16700 not falsely claim to have propagated into all uses.
16702 2009-05-19 Ben Elliston <bje@au.ibm.com>
16704 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16707 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16709 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16710 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16711 (TARGET_LEGITIMATE_ADDRESS_P): New.
16712 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16713 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16715 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16718 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16719 child of the containing namespace's DIE.
16721 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16723 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16724 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16725 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16728 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16731 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16732 gen_align with gen_pad.
16733 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16734 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16736 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16737 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16739 * config/i386/i386.md (align): Renamed to ...
16740 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16741 ASM_OUTPUT_MAX_SKIP_PAD.
16743 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16745 * config.gcc: Fix variable syntax.
16748 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16749 before calling exact_log2.
16750 (output_iorsi3): Likewise.
16751 (output_xorsi3): Likewise.
16753 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16755 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16756 for the none zero constant operand except for EQ and NE
16757 comprisons even when the first operand is R0.
16759 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16761 * config/s390/2064.md: Remove trailing whitespaces.
16762 * config/s390/2084.md: Likewise.
16763 * config/s390/constraints.md: Likewise.
16764 * config/s390/fixdfdi.h: Likewise.
16765 * config/s390/libgcc-glibc.ver: Likewise.
16766 * config/s390/s390-modes.def: Likewise.
16767 * config/s390/s390-protos.h: Likewise.
16768 * config/s390/s390.c: Likewise.
16769 * config/s390/s390.h: Likewise.
16770 * config/s390/s390.md: Likewise.
16771 * config/s390/tpf-unwind.h: Likewise.
16773 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16775 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16777 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16780 * configure.ac (m68k-*-*): Check if binutils support TLS.
16781 * configure: Regenerate.
16782 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16783 * config/m68k/constraints.md (Cu): New constraint.
16784 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16785 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16786 (movsi): Handle TLS symbols.
16787 (addsi3_5200): Handle XTLS symbols, indent.
16788 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16789 (m68k_tls_reference_p): Declare.
16790 (m68k_legitimize_address): Declare.
16791 (m68k_unwrap_symbol): Declare.
16792 * config/m68k/m68k.opt (mxtls): New option.
16793 * config/m68k/m68k.c (ggc.h): Include.
16794 (m68k_output_dwarf_dtprel): Implement hook.
16795 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16796 (m68k_expand_prologue): Load GOT pointer when function needs it.
16797 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16798 (m68k_legitimate_constant_address_p): Same.
16799 (m68k_decompose_address): Handle TLS references.
16800 (m68k_get_gp): New static function.
16801 (enum m68k_reloc): New contants.
16802 (TLS_RELOC_P): New macro.
16803 (m68k_wrap_symbol): New static function.
16804 (m68k_unwrap_symbol): New function.
16805 (m68k_final_prescan_insn_1): New static function.
16806 (m68k_final_prescan_insn): New function.
16807 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16809 (legitimize_pic_address): Handle TLS references..
16810 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16811 (m68k_libcall_value_in_a0_p)
16812 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16813 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16814 (m68k_legitimize_tls_address): Handle TLS references.
16815 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16817 (m68k_legitimize_address): Handle TLS symbols.
16818 (m68k_get_reloc_decoration): New static function.
16819 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16821 (m68k_output_dwarf_dtprel): Implement hook.
16822 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16823 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16824 m68k_call_* routines.
16825 (sched_attr_op_type): Handle TLS symbols.
16826 (gt-m68k.h): Include.
16827 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16828 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16830 2009-05-18 Martin Jambor <mjambor@suse.cz>
16832 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16833 (visit_store_addr_for_mod_analysis): New function.
16834 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16835 (determine_cst_member_ptr): Use gimple_assign_single_p.
16836 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16837 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16838 operands. Don't check number of operands of a NOP_EXPR.
16840 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16842 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16844 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16847 * c-common.c (warn_logical_operator): Don't warn if one of
16848 expression isn't always true or false.
16850 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16852 * config/i386/biarch32.h: New file.
16853 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16855 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16857 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16858 *zero_extend<mode>_truncqi): Merge these into ...
16859 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16860 Name the pattern following this as *zero_extendhi_truncqi.
16862 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16864 PR middle-end/39301
16865 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16866 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16867 (output_info): Make field HOST_WIDEST_INT.
16868 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16869 (dump_bitmat_statistics): Same.
16871 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16873 * config.gcc (use_gcc_stdint): Set to wrap.
16874 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16875 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16876 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16877 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16878 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16879 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16880 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16881 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16883 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16885 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16887 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16888 Move definitions earlier.
16889 (OPT_ARCH64, OPT_ARCH32): Define.
16890 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16893 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16896 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16899 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16901 * arm.md (movdi2): Copy non-reg values to DImode registers.
16903 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16906 * final.c (label_to_max_skip): New function.
16907 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16908 CODE_LABEL_NUMBER <= max_labelno.
16909 * output.h (label_to_max_skip): New prototype.
16910 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16911 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16912 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16913 Handle CODE_LABELs with >= 16 byte alignment or with
16914 max_skip == (1 << align) - 1.
16915 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16916 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16919 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16920 .p2align 3 if MAX_SKIP is smaller than 7.
16921 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16923 2009-05-15 Ian Lance Taylor <iant@google.com>
16925 * alias.c (struct alias_set_entry_d): Rename from struct
16926 alias_set_entry. Change all uses.
16927 * except.c (struct call_site_record_d): Rename from struct
16928 call_site_record. Change all uses.
16929 * except.h (struct eh_region_d): Rename from struct eh_region.
16931 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16933 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16934 ivtype_map_elt. Change all uses.
16935 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16937 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16938 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16940 (struct sese_d): Rename from struct sese. Change all uses.
16941 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16942 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16943 * optabs.h (struct optab_d): Rename from struct optab. Change all
16945 (struct convert_optab_d): Rename from struct convert_optab.
16947 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16948 ipa_opt_pass. Change all uses.
16949 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16952 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16953 defined as a typedef.
16954 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16957 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16960 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16962 (merge_ranges): Returns bool.
16963 * tree.h (make_range): .. to here.
16964 (build_range_check): Likewise.
16965 (merge_ranges): Likewise. Renamed from merge_ranges.
16966 * c-typeck.c (parser_build_binary_op): Update calls to
16967 warn_logical_operator.
16968 * c-common.c (warn_logical_operator): Add new warning.
16969 * c-common.h (warn_logical_operator): Update declaration.
16971 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16973 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16975 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16977 * doc/install.texi: Document MPC requirements, flags etc.
16979 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16980 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16981 Evaluate constant arguments.
16982 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16983 (fold_builtin_1): Likewise, also evaluate constant arguments.
16984 Remove superfluous break.
16985 (do_mpc_ckconv): New.
16986 * real.h: Include mpc.h.
16987 * toplev.c (print_version): Output MPC version info if available.
16989 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16991 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16993 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16995 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16998 2009-05-15 Jan Hubicka <jh@suse.cz>
17000 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17001 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17002 (try_inline): Fix return value.
17003 (cgraph_decide_inlining_incrementally): Honor new value.
17004 (cgraph_early_inlining): Handle indirect inlining.
17005 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17007 2009-05-15 Jan Hubicka <jh@suse.cz>
17009 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17010 * cgraphunit.c (cgraph_finalize_function): Set it.
17011 (cgraph_expand_function): Use it.
17013 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17015 * real.c (encode_ieee_half): Define.
17016 (decode_ieee_half): Define.
17017 (ieee_half_format): Define.
17018 (arm_half_format): Define.
17019 * real.h (ieee_half_format): Declare.
17020 (arm_half_format): Declare.
17022 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17024 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17025 swapped, and reversed optabs exist before trying to use them.
17027 2009-05-15 Paul Brook <paul@codesourcery.com>
17028 Sandra Loosemore <sandra@codesourcery.com>
17030 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17031 loads. Allow PRE_DEC.
17032 (output_move_neon): Handle PRE_DEC.
17033 (arm_print_operand): Add 'A' for neon structure loads.
17034 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17035 * config/arm/neon.md (neon_mov): Update comment.
17036 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17038 (Um): New constraint.
17040 2009-05-15 Jan Hubicka <jh@suse.cz>
17042 Revert the following patch until testsuite fallout is fixed:
17043 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17044 * cgraph.h (struct inline_summary): New filed self_wize,
17045 size_inlining_benefit, self_time and time_inlining_benefit.
17046 (struct cgraph_global_info): Replace insns by time ans size fields.
17047 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17048 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17049 (ipcp_update_callgraph): Do not touch function bodies.
17050 * ipa-inline.c: Include except.h
17051 (MAX_TIME): New constant.
17052 (overall_insns): Remove
17053 (overall_size, max_benefit): New static variables.
17054 (cgraph_estimate_time_after_inlining): New function.
17055 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17056 (cgraph_clone_inlined_nodes): Update size.
17057 (cgraph_mark_inline_edge): Update size.
17058 (cgraph_estimate_growth): Use size info.
17059 (cgraph_check_inline_limits): Check size.
17060 (cgraph_default_inline_p): Likewise.
17061 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17062 (cgraph_decide_recursive_inlining): Check size.
17063 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17065 (cgraph_decide_inlining): Likewise.
17066 (cgraph_decide_inlining_incrementally): Likewise; honor
17067 PARAM_EARLY_INLINING_INSNS.
17068 (likely_eliminated_by_inlining_p): New predicate.
17069 (estimate_function_body_sizes): New function.
17070 (compute_inline_parameters): Use it.
17071 * except.c (must_not_throw_labels): New function.
17072 * except.h (must_not_throw_labels): Declare.
17073 * tree-inline.c (init_inline_once): Kill inlining_weigths
17074 * tree-ssa-structalias.c: Avoid uninitialized warning.
17075 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17076 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17077 (PARAM_INLINE_CALL_COST): Remove.
17078 (PARAM_EARLY_INLINING_INSNS): New.
17080 2009-05-15 Richard Guenther <rguenther@suse.de>
17082 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17083 not TODO_update_ssa.
17085 2009-05-15 Richard Guenther <rguenther@suse.de>
17087 PR tree-optimization/39999
17088 * gimple.h (gimple_expr_type): Use the expression type looking
17089 through useless conversions.
17090 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17091 (vn_nary_op_insert_stmt): Likewise.
17092 (simplify_binary_expression): Likewise.
17094 2009-05-15 Richard Guenther <rguenther@suse.de>
17096 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17097 New options, enabled by default.
17098 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17100 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17101 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17102 * tree-ssa-structalias.c (gate_tree_pta): New function.
17103 (pass_build_alias): Use it.
17105 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17108 recurse on an invariant address if a conversion from a pointer
17109 type to a wider integer type is involved.
17111 2009-05-15 Jan Hubicka <jh@suse.cz>
17113 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17114 * cgraph.h (struct inline_summary): New filed self_wize,
17115 size_inlining_benefit, self_time and time_inlining_benefit.
17116 (struct cgraph_global_info): Replace insns by time ans size fields.
17117 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17118 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17119 (ipcp_update_callgraph): Do not touch function bodies.
17120 * ipa-inline.c: Include except.h
17121 (MAX_TIME): New constant.
17122 (overall_insns): Remove
17123 (overall_size, max_benefit): New static variables.
17124 (cgraph_estimate_time_after_inlining): New function.
17125 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17126 (cgraph_clone_inlined_nodes): Update size.
17127 (cgraph_mark_inline_edge): Update size.
17128 (cgraph_estimate_growth): Use size info.
17129 (cgraph_check_inline_limits): Check size.
17130 (cgraph_default_inline_p): Likewise.
17131 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17132 (cgraph_decide_recursive_inlining): Check size.
17133 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17135 (cgraph_decide_inlining): Likewise.
17136 (cgraph_decide_inlining_incrementally): Likewise; honor
17137 PARAM_EARLY_INLINING_INSNS.
17138 (likely_eliminated_by_inlining_p): New predicate.
17139 (estimate_function_body_sizes): New function.
17140 (compute_inline_parameters): Use it.
17141 * except.c (must_not_throw_labels): New function.
17142 * except.h (must_not_throw_labels): Declare.
17143 * tree-inline.c (init_inline_once): Kill inlining_weigths
17144 * tree-ssa-structalias.c: Avoid uninitialized warning.
17145 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17146 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17147 (PARAM_INLINE_CALL_COST): Remove.
17148 (PARAM_EARLY_INLINING_INSNS): New.
17149 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17150 (inline-call-cost): Remove.
17151 (early-inlining-insns): New.
17153 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17155 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17157 (print_int_cst_bounds_in_octal_p): Likewise.
17158 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17160 * dwarf2out.c (base_type_die): Likewise.
17161 (is_subrange_type): Delete.
17162 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17163 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17164 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17165 if the destination type is boolean.
17166 (build_range_check): Do not special-case subtypes.
17167 (fold_sign_changed_comparison): Likewise.
17168 (fold_unary): Likewise.
17169 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17170 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17171 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17172 * tree.c (subrange_type_for_debug_p): New predicate based on the
17173 former is_subrange_type.
17174 * tree.h (subrange_type_for_debug_p): Declare.
17175 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17176 (convert_affine_scev): Remove call to above function.
17177 (chrec_convert_aggressive): Likewise.
17178 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17179 false for conversions involving subtypes.
17180 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17181 (vrp_val_min): Likewise.
17182 (needs_overflow_infinity): Likewise.
17183 (extract_range_from_unary_expr): Likewise.
17185 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17187 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17188 * config/frv/frv.c: Likewise.
17189 * config/s390/s390.c: Likewise.
17190 * config/sparc/sparc.h: Likewise.
17191 * config/i386/i386.h: Likewise.
17192 * config/i386/i386.c: Likewise.
17193 * config/crx/crx.c: Likewise.
17194 * config/m68hc11/m68hc11.h: Likewise.
17195 * config/iq2000/iq2000.c: Likewise.
17196 * config/mn10300/mn10300.h: Likewise.
17197 * config/mn10300/mn10300.c: Likewise.
17198 * config/m68k/m68k.c: Likewise.
17199 * config/rs6000/rs6000.c: Likewise.
17200 * config/rs6000/xcoff.h: Likewise.
17201 * config/rs6000/linux64.h: Likewise.
17202 * config/rs6000/sysv4.h: Likewise.
17203 * config/score/score3.c: Likewise.
17204 * config/score/score7.c: Likewise.
17205 * config/score/score.c: Likewise.
17206 * config/arm/arm.md: Likewise.
17207 * config/mips/mips.c: Likewise.
17208 * config/mips/mips.md: Likewise.
17209 * config/bfin/bfin.h: Likewise.
17210 * config/pa/pa.c: Likewise.
17211 * config/pa/constraints.md: Likewise.
17213 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17214 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17215 * config/pdp11/pdp11.h: Use memory_address_p instead.
17217 2009-05-14 Ian Lance Taylor <iant@google.com>
17219 * passes.c (finish_optimization_passes): Change i to int.
17220 * plugin.c (plugins_active_p): Change event to int.
17221 (dump_active_plugins): Likewise.
17222 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17224 * tree.c (tree_range_check_failed): Change c to unsigned int.
17225 (omp_clause_range_check_failed): Likewise.
17226 (build_common_builtin_nodes): Change mode to int. Add cast.
17227 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17228 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17230 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17231 ++ or -- with a variable of enum type.
17233 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17236 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17238 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17240 * store-motion.c: Do not include params.h
17241 * Makefile.in: Fix dependencies for various files.
17243 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17245 * auto-inc-dec.c: Fix pass description, remove apparent
17246 accidental duplication.
17248 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17250 PR middle-end/40147
17251 * ipa-utils.h (memory_identifier_string): Moved to ...
17252 * tree.h (memory_identifier_string): Here. Add GTY(()).
17254 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17256 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17257 in the former documentation of...
17258 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17259 * ira-conflicts.c (get_dup_num): Use address_operand.
17260 * targhooks.c (default_legitimate_address_p): New.
17261 * targhooks.h (default_legitimate_address_p): New.
17262 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17264 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17265 * target.h (struct target): Add legitimate_address_p.
17266 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17267 (TARGET_INITIALIZER): Include it.
17269 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17270 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17271 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17272 (TARGET_LEGITIMATE_ADDRESS_P): New.
17274 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17275 (REG_OK_STRICT_P): Delete.
17276 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17277 (frv_legitimate_address_p_1): ... this.
17278 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17279 (frv_legitimate_address_p_1): ... the renamed old
17280 frv_legitimate_address_p.
17281 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17282 (TARGET_LEGITIMATE_ADDRESS_P): New.
17284 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17285 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17286 * config/s390/s390.c (legitimate_address_p): Rename to...
17287 (s390_legitimate_address_p): ... this, make static.
17288 (legitimize_address): Adjust call.
17289 (TARGET_LEGITIMATE_ADDRESS_P): New.
17290 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17292 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17293 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17294 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17299 * config/spu/spu.c (spu_legitimate_address): Rename to...
17300 (spu_legitimate_address_p): ... this, make static.
17301 (TARGET_LEGITIMATE_ADDRESS_P): New.
17303 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17304 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17305 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17306 (sparc_legitimate_address_p): ... this, make static and return bool.
17307 (legitimize_address): Adjust call.
17308 (TARGET_LEGITIMATE_ADDRESS_P): New.
17310 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17311 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17312 * config/i386/i386.c (legitimate_address_p): Rename to...
17313 (ix86_legitimate_address_p): ... this, make static.
17314 (constant_address_p): Move after it, adjust call.
17315 (TARGET_LEGITIMATE_ADDRESS_P): New.
17317 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17318 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17319 * config/avr/avr.c (legitimate_address_p): Rename to...
17320 (avr_legitimate_address_p): ... this, make static.
17321 (legitimize_address): Adjust call.
17322 (TARGET_LEGITIMATE_ADDRESS_P): New.
17324 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17325 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17326 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17327 (TARGET_LEGITIMATE_ADDRESS_P): New.
17329 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17330 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17331 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17332 (TARGET_LEGITIMATE_ADDRESS_P): New.
17334 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17335 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17337 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17339 (TARGET_LEGITIMATE_ADDRESS_P): New.
17341 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17342 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17344 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17346 (m68hc11_legitimate_address_p): ... this, make static.
17347 (go_if_legitimate_address_internal): Rename to...
17348 (m68hc11_legitimate_address_p_1): ... this.
17349 (legitimize_address): Adjust call.
17350 (TARGET_LEGITIMATE_ADDRESS_P): New.
17352 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17353 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17354 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17355 (TARGET_LEGITIMATE_ADDRESS_P): New.
17357 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17358 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17359 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17360 (mn10300_legitimate_address_p): ... this, make static.
17361 (TARGET_LEGITIMATE_ADDRESS_P): New.
17363 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17364 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17365 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17366 (TARGET_LEGITIMATE_ADDRESS_P): New.
17368 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17369 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17370 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17371 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17372 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17373 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17374 (rs6000_legitimate_address_p): ... this, make static.
17375 (TARGET_LEGITIMATE_ADDRESS_P): New.
17376 (REG_MODE_OK_FOR_BASE_P): Delete.
17377 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17379 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17380 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17382 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17383 static, adjust types.
17384 (TARGET_LEGITIMATE_ADDRESS_P): New.
17386 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17387 * config/score/score.c (score_address_p): Rename to...
17388 (score_legitimate_address_p): ... this.
17389 (TARGET_LEGITIMATE_ADDRESS_P): New.
17390 * config/score/score3.c (score3_address_p): Rename to...
17391 (score3_legitimate_address_p): ... this.
17392 * config/score/score7.c (score7_address_p): Rename to...
17393 (score7_legitimate_address_p): ... this.
17395 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17396 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17397 GO_IF_LEGITIMATE_ADDRESS): Delete.
17398 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17399 thumb2_legitimate_address_p): Delete.
17400 (arm_legitimate_address_p): Rename to...
17401 (arm_legitimate_address_outer_p): ... this.
17402 * config/arm/constraints.md ("Uq"): Adjust call.
17403 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17404 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17406 (arm_legitimate_address_outer_p): ... this.
17407 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17409 (TARGET_LEGITIMATE_ADDRESS_P): New.
17411 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17412 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17413 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17414 (TARGET_LEGITIMATE_ADDRESS_P): New.
17416 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17417 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17418 * config/vax/vax.c (legitimate_address_p): Rename to...
17419 (vax_legitimate_address_p): ... this, make static.
17420 (TARGET_LEGITIMATE_ADDRESS_P): New.
17422 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17423 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17424 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17425 (TARGET_LEGITIMATE_ADDRESS_P): New.
17427 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17428 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17429 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17430 (mmix_legitimate_address_p): ... this, make static.
17431 (TARGET_LEGITIMATE_ADDRESS_P): New.
17433 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17434 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17435 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17436 (TARGET_LEGITIMATE_ADDRESS_P): New.
17438 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17440 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17441 of MODE_COMPLEX_INT.
17443 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17445 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17446 LCT_NORMAL in function call.
17447 * mips-tdump.c (print_file_desc): Add cast to enum type.
17448 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17449 (mark_stabs): Add casts to enum types.
17450 (parse_stabs_common): Add casts to enum types.
17452 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17454 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17455 Check for invalid values of LETTER.
17457 2009-05-13 Taras Glek <tglek@mozilla.com>
17459 * attribs.c (register_attribute): moved out attribute registration
17460 into register_attribute.
17461 * doc/plugins.texi: Documented register_attribute and
17463 * gcc-plugin.h: Added forward decl for register_attribute.
17464 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17465 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17466 PLUGIN_ATTRIBUTES boilerplate.
17468 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17470 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17471 values even in sentinel and empty entries.
17472 (ms_printf_flag_specs): Likewise.
17473 (ms_scanf_flag_specs): Likewise.
17474 (ms_strftime_flag_specs): Likewise.
17475 (ms_print_char_table): Likewise.
17476 (ms_scan_char_table): Likewise.
17477 (ms_time_char_table): Likewise.
17479 2009-05-13 Doug Kwan <dougkwan@google.com>
17481 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17483 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17485 * config/mips/mips.md (store): Add attributes for QI and HI.
17487 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17488 (truncdi<mode>2): ... this new pattern.
17490 2009-05-13 Brad Hards <bradh@kde.org>
17492 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17494 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17495 Ben Elliston <bje@au.ibm.com>
17497 PR middle-end/40035
17498 * dse.c (check_mem_read_rtx): Guard against width == -1.
17500 2009-05-13 Michael Matz <matz@suse.de>
17502 PR middle-end/39976
17503 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17504 (trivially_conflicts_p): New function.
17505 (insert_backedge_copies): Use it.
17507 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17509 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17510 (handle_stdc_pragma): Use new enum constant names.
17511 (handle_pragma_float_const_decimal64): Ditto.
17513 2009-05-13 Ian Lance Taylor <iant@google.com>
17515 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17518 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17520 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17521 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17523 * config/m68k/m68k.h (FL_UCLINUX): Define.
17525 2009-05-13 Jan Hubicka <jh@suse.cz>
17527 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17529 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17531 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17532 unless -fschedule-insns is specified.
17534 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17537 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17538 TARGET_EXPAND_CBRANCHDI4.
17539 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17540 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17541 (cmpeqdi): Fix comment.
17543 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17545 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17546 (sh_legitimate_address_p): Likewise.
17547 * config/sh/sh.c (sh_legitimate_index_p): New.
17548 (sh_legitimate_address_p): Likewise.
17549 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17550 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17551 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17552 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17553 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17554 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17555 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17556 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17557 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17559 2009-05-12 Jan Hubicka <jh@suse.cz>
17561 * tree-inline.c (estimate_operator_cost): Add operands;
17562 when division happens by constant, it is cheap.
17563 (estimate_num_insns): Loads and stores are not having cost of 0;
17564 EH magic stuff is cheap; when computing runtime cost of switch,
17565 use log2 base of amount of its cases; builtin_expect has cost of 0;
17566 compute cost for moving return value of call.
17567 (init_inline_once): Initialize time_based flags.
17568 * tree-inline.h (eni_weights_d): Add time_based flag.
17570 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17572 * df-core.c: Update head documentation.
17574 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17577 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17578 shadowing exisiting variable op1.
17580 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17583 * config/i386/driver-i386.c (processor_signatures): New enum.
17584 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17585 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17586 processor signature to detect geode processor.
17588 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17592 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17594 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17595 causes spurious differences between trunk and cond-optab branch.
17597 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17599 * dojump.c (compare_from_rtx): Delete.
17600 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17601 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17602 if the comparison does not satisfy the predicate; test predicates for
17603 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17604 further if one existing pattern fails.
17605 * expr.h (compare_from_rtx): Delete.
17606 (prepare_operand): Declare it.
17607 * optabs.c: Change "lib call" to "libcall" throughout.
17608 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17609 HAVE_conditional_trap, emit_cmp_insn): Delete.
17610 (can_compare_p): Delete cmp_optab case.
17611 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17612 Accept other parameters by value.
17613 (prepare_operand): Make non-static.
17614 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17615 other parameters by value. Try to widen operands here based on
17616 an optab_methods argument and looking at cbranch_optab.
17617 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17618 loop. Use cbranch_optab directly.
17619 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17620 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17622 (emit_conditional_move, emit_conditional_add): Inline what's needed
17623 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17624 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17625 with COMPARE. Move cmov_optab and cstore_optab above
17626 with cbranch_optab, move cmp_optab down with ucmp_optab,
17627 remove tst_otpab. Do not initialize trap_rtx.
17628 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17629 for trap code. Do not check HAVE_conditional_trap. Use
17630 prepare_cmp_insn. Accept no predicate for operand 3.
17631 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17632 (OTI_ctrap, ctrap_optab): New.
17633 (tst_optab): Delete.
17634 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17635 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17636 with lookup of ctrap_optab.
17637 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17639 (ctrap_optab): New.
17641 * combine.c (combine_simplify_rtx, simplify_set): Do not
17642 special case comparing against zero for cc0 machines.
17643 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17644 COMPARE on cc0 machines.
17645 (simplify_relational_operation): Return a new expression when
17646 a COMPARE could be removed.
17647 * final.c (final_scan_insn): Compare cc_status values
17648 against LHS of a (compare FOO (const_int 0)) cc0 source.
17649 Also check if cc_status.value is the full compare.
17651 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17652 (cstoreMM4): Document.
17653 (conditional_trap): Document ctrapMM4 instead.
17654 (sync_compare_and_swapMM): Refer to cbranchcc4.
17655 (Dependent Patterns): Eliminate obsolete information referring to
17656 the old jump optimization phase.
17657 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17658 of compares with 0 on cc0 machines.
17659 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17660 avoiding references to cc0. Remove text about storing operands
17662 * doc/tm.texi (Condition Codes): Include blurb on different
17663 condition code representations, separate into subsections for
17664 CC0, MODE_CC and conditional execution.
17666 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17667 alpha_emit_setcc): Accept operands and a machine mode.
17668 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17669 Get code/op0/op1 from operands, use machine mode argument
17670 instead of alpha_compare.fp_p. Emit the branch here.
17671 (alpha_emit_setcc): Likewise, and return boolean.
17672 (alpha_emit_conditional_move): Likewise. Assert that
17673 cmp_op_mode == cmp_mode, and simplify accordingly.
17674 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17675 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17676 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17678 (stack probe test): Use cbranchdi4.
17679 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17681 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17682 * config/arc/arc.h (movsicc, movsfcc): Use it.
17683 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17684 (cbranchsi4, cstoresi4): New.
17685 (cmpsi, bCC and sCC expanders): Remove.
17687 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17688 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17689 * config/arm/predicates.md (arm_comparison_operator): Only include
17690 floating-point operators if there is a hardware floating-point unit.
17691 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17692 deferring to cbranch_cc and cstore_cc respectively.
17693 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17694 cbranch_cc, cstore_cc): New.
17695 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17697 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17699 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17700 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17702 (adjust_insn_length): Adjust calls.
17703 (avr_reorg): Handle (compare (foo) (const_int 0)).
17704 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17705 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17706 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17707 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17709 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17710 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17712 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17713 (cbranchsi4, cstorebi4, cstoresi4): New.
17714 (movbisi): This insn is duplicate, split it to zero_extend.
17715 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17716 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17717 (bfin_optimize_loop): Use cbranch expander.
17718 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17719 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17720 (bfin_bimode_comparison_operator): ... this.
17721 (bfin_direct_comparison_operator): New.
17723 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17724 inside (compare FOO (const_int 0)).
17725 (cris_rtx_costs): Handle ZERO_EXTRACT.
17726 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17727 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17728 (*tstdi_v32): Delete.
17729 (*cmpdi_non_v32): Add M alternative for operand 1.
17730 (cmpsi, cmp<mode>): Make private.
17731 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17733 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17735 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17736 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17737 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17738 (cc_reg_operand): New.
17739 (any_cond): Delete.
17740 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17741 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17742 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17743 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17744 crx_expand_scond): Delete.
17746 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17748 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17749 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17751 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17752 cstoresi4, cstoresf4, cstoredf4): New.
17753 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17754 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17755 Receive the entire operands array.
17756 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17757 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17758 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17759 Get test/op0/op1 from the operands array.
17760 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17762 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17763 (h8300_expand_store): New.
17764 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17766 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17767 (h8300_expand_store): New.
17768 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17769 or do not try to produce (set (cc0) REG).
17770 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17771 change a compare into a move to a scratch register. Disable some
17772 peepholes when comparing with zero.
17773 (tstsi, tsthi, tstsi, cmpqi): Make private.
17775 (bCC, sCC): Delete.
17776 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17779 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17780 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17781 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17782 (ix86_emit_i387_log1p): Use cbranchxf2.
17783 (ix86_expand_setcc): Return void.
17784 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17785 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17786 cmp<MODEF>, cmpcc): Remove.
17787 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17788 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17789 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17790 (sCC and bCC expanders): Remove.
17791 (stack_protect_test): Use cbranchcc4.
17793 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17795 (ia64_expand_compare): Accept three rtx by reference and return void.
17796 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17797 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17798 from *expr. Update *expr with the BImode comparison to do.
17799 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17800 cmptf, bCC, sCC, conditional_trap): Delete.
17801 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17802 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17803 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17804 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17805 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17807 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17808 type of last argument.
17809 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17810 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17811 use machine mode argument instead of branch_type. Remove dead
17812 code for floating-point comparisons.
17813 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17814 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17816 (cbranchsi4, cstoresi4): New.
17817 * config/iq2000/predicates.md (reg_or_const_operand): New.
17819 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17820 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17821 (b<code>_op): Rewrite to...
17822 (bcc_op): ... this, using match_operator.
17823 (s<code>_op): Rewrite to...
17824 (scc_op): ... this, using match_operator.
17825 (s<code>_24_op): Rewrite to...
17826 (scc_op_24): ... this, using match_operator.
17827 (s<code>_<mode>): Rewrite to...
17828 (cstore<mode>4): ... this, using match_operator.
17829 (s<code>_<mode>_24): Rewrite to...
17830 (cstore<mode>4_24): ... this, using match_operator.
17831 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17832 m32c_unpend_compare, m32c_expand_scc): Delete.
17833 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17834 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17835 (m32c_expand_movcc): Change NE to EQ if necessary.
17836 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17838 * config/m32r/m32r-protos.h (gen_cond_store): New.
17839 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17840 (gen_cond_store): New, from sCC patterns.
17841 (m32r_expand_block_move): Use cbranchsi4.
17842 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17843 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17844 (cbranchsi4, cstoresi4): New.
17846 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17848 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17849 (m68hc11_notice_update_cc): Look into a compare with 0.
17850 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17852 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17853 cmphi, cmpqi, bCC): Delete.
17854 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17855 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17856 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17859 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17860 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17861 * config/m68k/constraints.md (H): New.
17862 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17863 the define_insn below.
17864 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17865 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17866 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17867 patterns): Wrap RHS with COMPARE.
17868 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17869 (*cmpdi_internal): Name this pattern.
17870 (cmpdi): Change to define_insn.
17871 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17872 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17873 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17875 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17876 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17877 (conditional_trap): Change to...
17878 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17879 (*conditional_trap): Use the ordered_comparison_operator and
17880 const1_operand predicates.
17881 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17882 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17883 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17884 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17886 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17887 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17888 (mcore_gen_compare): New.
17889 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17890 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17891 (mcore_gen_compare): ... this.
17892 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17893 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17894 (stack probe pattern): Use cbranchsi4.
17896 * config/mips/predicates.md (mips_cstore_operator): New.
17897 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17898 * config/mips/mips.md (any_cond): Delete.
17899 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17901 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17902 fixuns_truncsfdi2): Use cbranch patterns.
17903 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17904 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17905 Adjust call to mips_expand_conditional_branch.
17906 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17908 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17909 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17910 * config/mips/mips.c (cmp_operands): Delete.
17911 (mips_emit_compare): Get comparison operands from *op0/*op1.
17912 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17913 that it succeeds. Use op0/op1 instead of cmp_operands.
17914 (mips_expand_conditional_branch, mips_expand_conditional_move,
17915 mips_expand_conditional_trap): Likewise.
17916 (mips_block_move_loop): Use cbranch patterns.
17917 * config/mips/mips.h (cmp_operands): Delete.
17919 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17920 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17921 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17922 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17923 (*cmpcc_folded): Rename to...
17924 (*cmpdi_folded): this.
17925 (*cmpcc): Rename to...
17927 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17930 (cbranchdf4): New. Handle invalid comparisons here.
17931 * config/mmix/predicates.md (float_comparison_operator): New.
17933 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17934 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17935 * config/mn10300/mn10300.md (tst): Delete.
17936 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17937 Name these patterns and wrap RHS in a compare.
17938 (*cmpsi): Make this pattern private. Include tst.
17939 (*cmpsf): Make this pattern private.
17940 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17941 (compare with zero peepholes): Likewise.
17943 (cbranchsi4, cbranchsf4): New.
17944 (casesi): Use cbranchsi4.
17946 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17947 hppa_branch_type): Delete.
17948 (return_addr_rtx): Use cbranchsi4.
17949 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17950 Emit CCFPmode comparison here.
17951 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17952 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17953 hppa_branch_type): Delete.
17954 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17955 (movsicc, movdicc): Remove references to hppa_compare_op0,
17956 hppa_compare_op1 and compare_from_rtx.
17957 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17958 (casesi): Use cbranchsi4.
17960 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17961 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17962 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17963 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17964 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17966 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17967 (*branch, *branch_inverted): New.
17969 * config/picochip/picochip.md (cbranchhi4): Use
17970 ordered_comparison_operator.
17971 (cmphi, bCC): Remove.
17973 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17974 (trap_comparison_operator): Delete.
17975 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17976 rs6000_emit_cbranch): Accept mode and operands.
17977 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17978 rs6000_compare_fp_p): Delete.
17979 (rs6000_generate_compare): Accept mode and comparison. Extract code
17980 and op0/op1 from there. Replace references to rs6000_compare_op0
17981 and rs6000_compare_op1.
17982 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17983 extract result from passed operands.
17984 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17985 extract loc from passed operands.
17986 (rs6000_emit_cmove): Likewise.
17987 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17988 rs6000_compare_fp_p): Delete.
17989 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17990 (cbranch<GPR>4, cbranch<FP>4): New.
17991 (cstore<mode>4): New. Consolidate here all choices about when to use
17992 portable or specialized sCC sequences.
17993 (stack_protect_test): Use cbranchsi4.
17994 (conditional_trap): Replace with ctrap<GPR>4.
17995 (conditional trap insn): Replace trap_comparison_operator with
17996 ordered_comparison_operator.
17998 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17999 (s390_emit_prologue): Use ctrap.
18000 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18001 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18002 New predicates replacing...
18003 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18004 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18005 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18006 (add<mode>cc): Do not use s390_compare_op0/op1.
18007 (s<code>): Change to...
18008 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18009 (seq): Change to...
18010 (cstorecc4): ... this. Handle EQ or NE equally.
18011 (*sne): Un-privatize for use in cstorecc4.
18012 (b<code>): Change to...
18013 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18014 (conditional_trap): Replace with...
18015 (ctrap<GPR>4, ctrap<FP>4): ... these.
18016 (stack_protect): Use cbranchcc4.
18018 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18019 * config/score/score-protos.h (score_gen_cmp): Delete.
18020 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18021 (score_block_move-loop): Use cbranchsi4.
18022 * config/score/score.md (cbranchsi4): New.
18023 (cmpsi, bCC): Delete.
18024 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18025 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18026 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18027 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18028 * config/score/score3.h (score3_gen_cmp): Delete.
18029 * config/score/score7.h (score7_gen_cmp): Delete.
18031 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18032 (sh_emit_scc_to_t): ... this. Return void.
18033 (from_compare): Rename to...
18034 (sh_emit_compare_and_branch): ... this.
18035 (sh_emit_compare_and_set): New.
18036 (sh_expand_t_scc): Accept operands.
18037 * config/sh/predicates.md (sh_float_comparison_operator): New.
18038 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18039 (prepare_scc_operands): Rename to...
18040 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18042 (sh_emit_cheap_store_flag): New.
18043 (sh_emit_set_t_insn): New.
18044 (from_compare): Rename to...
18045 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18046 handling of TARGET_SH2E floating point to avoid recursive call.
18047 Generate branch here.
18048 (sh_emit_compare_and_set): New.
18049 (sh_expand_t_scc): Get op0/op1 from arguments.
18050 (sh_emit_cheap_store_flag): New.
18051 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18053 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18054 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18055 (movsicc, movdicc): Do nothing when it recreated operands from
18056 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18057 prepare_scc_operands (now sh_emit_scc_to_t).
18058 (udivdi3): Use cstoresi4.
18059 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18060 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18061 (cbranchint4_media, cbranchfp4_media): New.
18062 (casesi): Use cbranchdi4.
18063 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18065 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18066 (movnegt): Remove second operand.
18067 (cbranchsf4, cbranchdf4): New.
18068 (stack_protect): Use cbranchdi4/cbranchsi4.
18070 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18071 (gen_compare_reg): Accept comparison, extract part of it to...
18072 (gen_compare_reg_1): ... this.
18073 (gen_compare_operator): Delete.
18074 (gen_v9_scc): Accept separate destination, comparison code and arms.
18075 Do not use sparc_compare_op0/sparc_compare_op1.
18076 (emit_scc_insn, emit_conditional_branch_insn): New.
18077 (emit_v9_brxx): Make static. Remove useless assertion.
18078 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18080 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18081 * config/sparc/sparc-protos.h (gen_compare_reg,
18082 sparc_emit_float_lib_cmp): Adjust prototype.
18083 (emit_scc_insn, emit_conditional_branch_insn): New.
18084 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18085 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18086 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18087 iterators to the top.
18088 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18089 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18090 snedi_special_trunc): Delete.
18091 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18092 and snedi_special_trunc.
18093 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18094 cbranchdi4, cbranch<F:mode>4): New.
18095 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18096 here. Use gen_compare_reg instead of gen_compare_operator.
18097 (conditional_trap): Replace with...
18098 (ctrapsi4, ctrapdi4): ... this.
18099 (stack_protect_test): Use cbranchcc4.
18101 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18103 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18104 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18105 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18106 from operands[0] or operands[3] depending on is_set.
18107 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18108 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18109 cmpdf, bCC), sCC: Remove.
18110 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18111 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18113 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18114 spu_emit_branch_or_set.
18116 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18118 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18119 xstormy16_compare_op1): Delete.
18120 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18121 xstormy16_compare_op1): Delete.
18122 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18124 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18125 (cmphi, cmpsi, bCC): Remove.
18127 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18128 (*cmpsi): ... this one.
18129 (cbranchsi4, cstoresi4): New.
18130 (bCC expanders): Delete.
18131 (sCC insns): Fold into...
18132 (*setcc): ... this one.
18133 (casesi): Do not use gen_cmpsi and gen_bgtu.
18134 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18135 (movsicc): Simplify.
18136 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18138 * config/vax/vax-protos.h (cond_name): New.
18139 (vax_output_conditional_branch): Remove.
18140 * config/vax/vax.c (cond_name): New.
18141 (vax_output_conditional_branch): Remove.
18142 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18143 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18144 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18145 (bit<VAXint>): Wrap source with (compare).
18146 (b<code> and following unnamed pattern): Rename to *branch and
18147 *branch_reversed. Change macroization to match_operator.
18148 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18150 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18151 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18152 Change last argument to machine_mode.
18153 (xtensa_expand_scc): Add machine_mode argument.
18154 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18155 (gen_conditional_move, xtensa_expand_conditional_branch,
18156 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18157 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18158 Adjust operand numbers.
18159 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18161 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18162 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18163 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18165 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18167 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18168 causes spurious differences between trunk and cond-optab branch.
18170 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18173 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18175 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18177 * tree.c (iterative_hash_pointer): Delete.
18178 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18179 Hash UIDs and versions of SSA names. Don't special-case built-in
18180 function declarations.
18182 2009-05-11 Ian Lance Taylor <iant@google.com>
18185 * graphite.c: Force -Wc++-compat to only be a warning before
18186 #including "cloog/cloog.h".
18188 2009-05-11 Martin Jambor <mjambor@suse.cz>
18190 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18192 2009-05-11 Jan Hubicka <jh@suse.cz>
18194 * tree-ssa-loop-ivcanon.c: Include target.h
18195 (struct loop_size): new structure.
18196 (constant_after_peeling): New predicate.
18197 (tree_estimate_loop_size): New function.
18198 (estimated_unrolled_size): Rewrite for new estimates.
18199 (try_unroll_loop_completely): Use new estimates.
18200 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18202 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18204 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18205 libcpp interface change.
18206 (spu_macro_to_expand): Likewise.
18208 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18210 PR tree-optimization/40026
18211 * gimplify.c (gimplify_init_constructor): Change initial conditional
18212 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18213 optimize_compound_literals_in_ctor.
18215 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18217 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18219 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18221 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18223 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18224 HOST_WIDE_INT for gap.
18226 2009-05-11 Ira Rosen <irar@il.ibm.com>
18228 PR tree-optimization/40074
18229 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18230 account in group size and step comparison.
18232 2009-05-11 Richard Guenther <rguenther@suse.de>
18234 * passes.c (init_optimization_passes): Strip now incorrect comment.
18235 (execute_function_todo): Do not set PROP_alias.
18236 * tree-pass.h (PROP_alias): Remove.
18237 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18238 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18239 * tree-nrv.c (pass_return_slot): Likewise.
18240 * tree-object-size.c (pass_object_sizes): Likewise.
18241 * tree-ssa-dom.c (pass_dominator): Likewise.
18242 (pass_phi_only_cprop): Likewise.
18243 * tree-ssa-dse.c (pass_dse): Likewise.
18244 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18245 (pass_cselim): Likewise.
18246 * tree-ssa-pre.c (pass_pre): Likewise.
18247 (pass_fre): Likewise.
18248 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18249 * tree-ssa-sink.c (pass_sink_code): Likewise.
18250 * tree-stdarg.c (pass_stdarg): Likewise.
18251 * tree-tailcall.c (pass_tail_calls): Likewise.
18252 * tree-vrp.c (pass_vrp): Likewise.
18254 2009-05-10 Ian Lance Taylor <iant@google.com>
18256 * basic-block.h (enum profile_status): Break out of struct
18257 control_flow_graph.
18258 * cgraph.h (struct inline_summary): Break out of struct
18260 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18261 of struct cgraph_order_sort.
18262 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18263 * cse.c (struct branch_path): Break out of struct
18264 cse_basic_block_data.
18265 * except.h (enum eh_region_type): Break out of struct eh_region.
18266 * gcc.c (enum add_del): Break out of struct modify_target.
18267 * genrecog.c (enum decision_type): Break out of struct decision_test.
18268 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18270 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18271 * regmove.c (enum match_use): New enum, broken out of struct match.
18272 * sched-int.h (enum post_call_group): New enum, broken out of
18274 (struct deps_reg): Break out of struct deps.
18275 * target.h (struct asm_int_op): Break out of struct gcc_target.
18276 * tree-eh.c (struct goto_queue_node): Break out of struct
18278 * tree-inline.h (enum copy_body_cge_which): Break out of
18280 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18282 * c-decl.c (in_struct, struct_types): New static variables.
18283 (pushtag): Add loc parameter. Change all callers.
18284 (lookup_tag): Add ploc parameter. Change all callers.
18285 (check_compound_literal_type): New function.
18286 (parser_xref_tag): Add loc parameter. Change all callers. If
18287 -Wc++-compat, warn about struct/union/enum types defined within a
18289 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18290 and loc parameters. Change all callers. Change error calls to
18291 error_at, using loc. For a redefinition, if the location of the
18292 original definition is known, report it. Set in_struct and
18293 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18294 (finish_struct): Add new parameters enclosing_in_struct and
18295 enclosing_struct_types. Change all callers. Set
18296 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18297 in the struct. If in a struct, add this struct to struct_types.
18298 (start_enum): Add loc parameter. Change all callers. Use
18299 error_at for errors, using loc. For a redefinition, if the
18300 location of the original definition is known, report it. If in a
18301 struct, add this enum type to struct_types. If -Wc++-compat warn
18302 if in sizeof, typeof, or alignof.
18303 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18304 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18305 (c_parser_enum_specifier): Get enum location for start_enum.
18306 (c_parser_struct_or_union_specifier): Get struct location for
18307 start_struct. Save in_struct and struct_types status between
18308 start_struct and finish_struct.
18309 (c_parser_cast_expression): Get location of cast.
18310 (c_parser_alignof_expression): Get location of type.
18311 (c_parser_postfix_expression): Likewise.
18312 (c_parser_postfix_expression_after_paren_type): Add type_loc
18313 parameter. Change all callers. Call check_compound_literal_type.
18314 Use type_loc for error about variable size type.
18315 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18316 of an enum constant from an enum type defined in a struct or union.
18317 (c_cast_expr): Add loc parameter. Change all callers. If
18318 -Wc++-compat, warn about defining a type in a cast.
18319 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18320 (start_enum, start_struct, finish_struct): Update declarations.
18321 (parser_xref_tag, c_cast_expr): Update declarations.
18322 (check_compound_literal_type): Declare.
18324 2009-05-11 Ben Elliston <bje@au.ibm.com>
18326 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18327 for recent libcpp interface change.
18328 (rs6000_macro_to_expand): Likewise.
18330 2009-05-10 Michael Matz <matz@suse.de>
18333 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18334 not at entry of function.
18336 2009-05-10 Richard Guenther <rguenther@suse.de>
18338 PR tree-optimization/40081
18340 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18341 using the main variant of the element type. Do not fiddle with
18342 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18344 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18345 structs with volatile fields.
18347 2009-05-10 Jan Hubicka <jh@suse.cz>
18349 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18350 (estimate_move_cost): Assert that it does not get called for
18352 (estimate_num_insns): Skip VOID types in argument handling.
18353 (optimize_inline_calls): Delete unreachable blocks and verify that
18354 callgraph is valid.
18356 2009-05-10 Jan Hubicka <jh@suse.cz>
18358 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18359 * cgraph.c (cgraph_mark_address_taken_node): New function.
18360 (dump_cgraph_node): Dump new flag.
18361 * cgraph.h (struct cgraph_node): Add address_taken.
18362 (cgraph_mark_address_taken_node): New function.
18363 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18364 since new direct calls can be born.
18366 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18368 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18369 tok->val.node.node.
18371 2009-05-10 Jan Hubicka <jh@suse.cz>
18373 PR middle-end/40084
18374 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18376 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18377 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18378 * tree-inline.c (copy_bb): Set frequency correctly.
18379 (fold_marked_statements): Update call to
18380 cgraph_update_edges_for_call_stmt.
18382 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18384 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18385 identifiers in diagnostics.
18386 * config/arm/arm.c (arm_handle_fndecl_attribute,
18387 arm_handle_isr_attribute): Likewise.
18388 * config/avr/avr.c (avr_handle_progmem_attribute,
18389 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18390 * config/bfin/bfin.c (handle_int_attribute,
18391 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18392 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18393 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18395 * config/darwin.c (darwin_handle_kext_attribute,
18396 darwin_handle_weak_import_attribute): Likewise.
18397 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18398 h8300_handle_eightbit_data_attribute,
18399 h8300_handle_tiny_data_attribute): Likewise.
18400 * config/i386/i386.c (ix86_handle_cconv_attribute,
18401 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18402 * config/i386/winnt.c (ix86_handle_shared_attribute,
18403 ix86_handle_selectany_attribute): Likewise.
18404 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18405 * config/m32c/m32c.c (function_vector_handler): Likewise.
18406 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18407 m68hc11_handle_fntype_attribute): Likewise.
18408 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18409 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18410 * config/mips/mips.c (mips_insert_attributes,
18411 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18412 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18413 rs6000_handle_struct_attribute): Likewise.
18414 * config/sh/sh.c (sh_insert_attributes,
18415 sh_handle_resbank_handler_attribute,
18416 sh_handle_interrupt_handler_attribute,
18417 sh2a_handle_function_vector_handler_attribute,
18418 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18420 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18421 * config/spu/spu.c (spu_handle_fndecl_attribute,
18422 spu_handle_vector_attribute): Likewise.
18423 * config/stormy16/stormy16.c
18424 (xstormy16_handle_interrupt_attribute): Likewise.
18425 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18426 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18428 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18430 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18431 (pp_translate_identifiers): New.
18432 (pp_identifier): Only conditionally translate identifier to locale
18434 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18435 (pp_base_tree_identifier): Only conditionally translate identifier
18436 to locale character set.
18437 * c-pretty-print.c (M_): Define.
18438 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18439 fragments for conditional translation with M_.
18440 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18441 identifier translation.
18443 2009-05-10 Richard Guenther <rguenther@suse.de>
18445 PR tree-optimization/40081
18446 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18447 using the main variant of the element type. Do not fiddle with
18448 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18450 2009-05-09 Jan Hubicka <jh@suse.cz>
18452 PR middle-end/40080
18453 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18454 indirect calls; verify cgraph afterwards.
18456 2009-05-09 Jan Hubicka <jh@suse.cz>
18459 * ipa.c (update_inlined_to_pointer): New function.
18460 (cgraph_remove_unreachable_nodes): Use it.
18462 2009-05-09 Jan Hubicka <jh@suse.cz>
18464 * tree-eh.c (struct leh_state): Remove prev_try.
18465 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18466 not track prev_try.
18467 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18468 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18469 remove_eh_handler_and_replace, foreach_reachable_handler,
18470 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18471 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18472 (gen_eh_region_cleanup): Update prototype.
18474 2009-05-09 Jan Hubicka <jh@suse.cz>
18476 PR middle-end/40043
18477 * except.c (copy_eh_region): Always set prev_try.
18478 (redirect_eh_edge_to_label): Find outer try.
18479 (foreach_reachable_handler): When looking for prev try
18480 handle case where previous try is not going to be taken.
18482 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18484 PR tree-optimization/40049
18485 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18486 only vector/vector shifts, convert the type of the constant to the
18487 appropriate type to avoid building incorrect trees, which
18488 eventually have problems with garbage collection.
18490 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18492 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18493 -1 for complex floating-point types if honoring signed zeros.
18495 2009-05-08 Jan Hubicka <jh@suse.cz>
18497 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18498 argument; handle correctly when profile is absent.
18499 (build_cgraph_edges): Update.
18500 (rebuild_cgraph_edges): Update.
18501 * cgraph.c: Do not include varray.h.
18502 (cgraph_set_call_stmt_including_clones): New function.
18503 (cgraph_create_edge_including_clones): Likewise
18504 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18505 (cgraph_update_edges_for_call_stmt): Handle clones.
18506 (cgraph_remove_node): Handle clone tree.
18507 (cgraph_remove_node_and_inline_clones): New function.
18508 (dump_cgraph_node): Dump clone tree.
18509 (cgraph_clone_node): Handle clone tree.
18510 (clone_function_name): Bring here from tree-inline.c.
18511 (cgraph_create_virtual_clone): New function.
18512 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18513 (cgraph_clone_info): New function.
18514 (strut cgraph_node): Add clone_info and new clone tree pointers.
18515 (cgraph_remove_node_and_inline_clones,
18516 cgraph_set_call_stmt_including_clones,
18517 cgraph_create_edge_including_clones,
18518 cgraph_create_virtual_clone): Declare.
18519 (cgraph_function_versioning): Use VEC argument.
18520 (compute_call_stmt_bb_frequency): Update prototype.
18521 (cgraph_materialize_all_clones): New function.
18522 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18523 (ipcp_create_replace_map): Update to VECtors.
18524 (ipcp_update_callgraph): Use virtual clones.
18525 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18526 (ipcp_update_profiling): Do not update local profiling.
18527 (ipcp_insert_stage): Use VECtors and virtual clones.
18528 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18529 (clone_of_p): New function.
18530 (cgraph_preserve_function_body_p): Use clone tree.
18531 (cgraph_optimize): Materialize clones.
18532 (cgraph_function_versioning): Update for VECtors.
18533 (save_inline_function_body): Use clone tree.
18534 (cgraph_materialize_clone): New function.
18535 (cgraph_materialize_all_clones): Likewise.
18536 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18537 * ipa.c: Include gimple.h.
18538 (cgraph_remove_unreachable_nodes): Use clone tree.
18539 * ipa-prop.c (ipa_note_param_call): Update call to
18540 compute_call_stmt_bb_frequencycall.
18541 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18542 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18543 (copy_bb): Handle updating of clone tree; add new edge when new call
18545 (expand_call_inline): Be strict about every call having edge.
18546 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18547 (delete_unreachable_blocks_update_callgraph): New function.
18548 (tree_function_versioning): Use VECtors; always remove unreachable
18549 blocks and fold conditionals.
18550 * tree-inline.h: Do not include varray.h.
18551 (tree_function_versioning): Remove.
18552 * Makefile.in (GTFILES): Remove tree-inline.c
18553 * passes.c (do_per_function): Do only functions having body.
18554 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18557 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18558 Andrew Morrow <acm@google.com>
18561 * c-common.c (c_common_attribute_table): Permit deprecated
18562 attribute to take an optional argument.
18563 (handle_deprecated_attribute): If the optional argument to
18564 __attribute__((deprecated)) is not a string ignore the attribute
18565 and emit a warning.
18567 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18568 * c-typeck.c (build_component_ref): Likewise.
18569 (build_external_ref): Likewise.
18571 * toplev.c (warn_deprecated_use): Add an attribute argument.
18572 Emit the message associated with __attribute__((deprecated)).
18574 * toplev.h (warn_deprecated_use): Updated.
18576 * doc/extend.texi: Document new optional parameter to
18577 __attribute__((deprecated))
18579 2009-05-08 Michael Eager <eager@eagercon.com>
18581 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18582 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18584 2009-05-08 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/40062
18587 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18588 Avoid exponential behavior.
18590 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18592 PR rtl-optimization/33928
18594 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18595 process_uses, build_single_def_use_links): New.
18596 (update_df): Update use_def_ref.
18597 (forward_propagate_into): Use get_def_for_use instead of use-def
18599 (fwprop_init): Call build_single_def_use_links and let it initialize
18601 (fwprop_done): Free use_def_ref.
18602 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18603 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18604 df_rd_simulate_one_insn): New.
18605 (df_rd_bb_local_compute_process_def): Update head comment.
18606 (df_chain_create_bb): Use the new RD simulation functions.
18607 * df.h (df_rd_simulate_artificial_defs_at_top,
18608 df_rd_simulate_one_insn): New.
18609 * opts.c (decode_options): Enable fwprop at -O1.
18610 * doc/invoke.texi (-fforward-propagate): Document this.
18612 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18615 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18616 and one complex operand specially.
18617 * tree-complex.c (some_nonzerop): Do not identify a real value as
18618 zero if flag_signed_zeros.
18620 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18622 PR rtl-optimization/33928
18623 * loop-invariant.c (record_use): Fix && vs. || mishap.
18625 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18627 PR rtl-optimization/33928
18628 * loop-invariant.c (struct use): Add addr_use_p.
18629 (struct def): Add n_addr_uses.
18630 (struct invariant): Add cheap_address.
18631 (create_new_invariant): Set cheap_address.
18632 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18633 (record_uses): Pass df_ref to record_use.
18634 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18637 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18639 * config/sh/sh.c: Do not include c-pragma.h.
18641 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18643 * config/spu/spu.c: Remove include of c-common.h.
18645 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18648 * c-common.h (mark_valid_location_for_stdc_pragma,
18649 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18650 clear_float_const_decimal64, float_const_decimal64_p): New.
18651 * c.opt (Wunsuffixed-float-constants): New.
18652 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18653 unsuffixed float constant, handle new warning.
18654 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18655 * c-decl.c (c_scope): New flag float_const_decimal64.
18656 (set_float_const_decimal64, clear_float_const_decimal64,
18657 float_const_decimal64_p): New.
18658 (push_scope): Set new flag.
18659 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18660 to use STDC pragmas.
18661 (c_parser_external_declaration): Ditto.
18662 (c_parser_compound_statement_nostart): Ditto.
18663 * c-pragma.c (valid_location_for_stdc_pragma,
18664 mark_valid_location_for_stdc_pragma,
18665 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18666 handle_pragma_float_const_decimal64): New.
18667 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18668 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18669 set_float_const_decimal64, clear_float_const_decimal64,
18670 float_const_decimal64_p): New dummy functions.
18671 * doc/extend.texi (Decimal Float): Remove statement that the
18672 pragma, and suffix for double constants, are not supported.
18673 * doc/invoke.texi (Warning Options): List new option.
18674 (-Wunsuffixed-float-constants): New.
18676 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18678 * config/i386/i386.c: Do not include c-common.h.
18680 2009-05-07 Mark Heffernan <meheff@google.com>
18682 * doc/invoke.texi (Debugging Options): Document change of debugging
18684 * opts.c (decode_options): Make dump_base_name relative to
18685 aux_base_name directory.
18687 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18689 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18690 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18692 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18694 * Makefile.in (install-plugin): Simplify a bit.
18696 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18698 * Makefile.in (OBJS-common): Add regcprop.o.
18700 * timevar.def (TV_CPROP_REGISTERS): New.
18701 * regrename.c (regrename_optimize): Return 0.
18702 (rest_of_handle_regrename): Delete.
18703 (pass_rename_registers): Point to regrename_optimize.
18704 (struct value_data_entry, struct value_data,
18705 kill_value_one_regno, kill_value_regno, kill_value,
18706 set_value_regno, init_value_data, kill_clobbered_value,
18707 kill_set_value, kill_autoinc_value, copy_value,
18708 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18709 replace_oldest_value_reg, replace_oldest_value_addr,
18710 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18711 debug_value_data, validate_value_data): Move...
18712 * regcprop.c: ... here.
18713 (rest_of_handle_cprop): Delete.
18714 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18716 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18718 PR middle-end/40057
18719 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18720 GEN_INT for 1 << bitnum.
18721 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18722 build_int_cst_type.
18724 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18726 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18727 Remove wrong description of "nand" operation.
18729 2009-05-06 Richard Guenther <rguenther@suse.de>
18730 Adam Nemet <anemet@caviumnetworks.com>
18732 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18733 comment. Add that if LHS is not a gimple register, then RHS1 has
18734 to be a single object (GIMPLE_SINGLE_RHS).
18736 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18738 * expr.c (get_def_for_expr): Move it up in the file.
18739 (store_field): When expanding a bit-field store, look at the
18740 defining gimple stmt for the masking conversion.
18742 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18744 PR middle-end/39986
18745 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18746 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18747 32-bit memcpy into long.
18749 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18751 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18752 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18754 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18755 instead of appending DW_OP_deref*.
18757 2009-05-06 Michael Matz <matz@suse.de>
18759 PR middle-end/40021
18760 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18761 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18763 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18765 * Makefile.in (install-plugin): Fix srcdir handling.
18767 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18769 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18770 when processing for not_regs_needed bitmap.
18771 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18772 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18773 handling it for rhs.
18775 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18777 * config/i386/i386.md (unnamed inc/dec peephole): Use
18778 optimize_insn_for_size_p instead of optimize_size.
18779 * config/i386/predicates.md (incdec_operand): Likewise.
18780 (aligned_operand): Likewise.
18781 * config/i386/sse.md (divv8sf3): Likewise.
18782 (sqrtv8sf2): Likewise.
18784 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18786 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18788 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18790 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18792 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18793 ssemodesuffixf2c with avxmodesuffixf2c.
18795 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18798 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18800 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18802 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18803 (struct tree_base): Adjust spacing for 8 bit boundaries.
18804 (struct tree_decl_common): Add decl_by_reference_flag bit.
18805 (DECL_BY_REFERENCE): Adjust.
18806 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18807 print DECL_BY_REFERENCE bit.
18808 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18809 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18810 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18811 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18814 PR middle-end/39666
18815 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18816 range of the type, but default label is missing, add it with one
18817 of the existing labels instead of adding a new label for it.
18819 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18823 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18825 * Makefile.in (enable_plugin, plugin_includedir): New.
18826 (install): Depend on install-plugin.
18827 (PLUGIN_HEADERS): New.
18828 (install-plugin): New.
18829 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18831 2009-05-05 Richard Guenther <rguenther@suse.de>
18833 PR tree-optimization/40022
18834 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18836 (phivn_valid_p): Fix tuplification error, simplify.
18837 (phiprop_insert_phi): Add dumps.
18838 (propagate_with_phi): Simplify.
18840 2009-05-05 Richard Guenther <rguenther@suse.de>
18842 PR middle-end/40023
18843 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18845 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18847 * tree.h (strip_float_extensions): Remove duplicate declaration.
18848 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18849 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18850 block_ultimate_origin): Rearrange the declarations line to match the
18851 comment that indicates the .c file which the functions are defined.
18852 (dwarf2out_*, set_decl_rtl): Add comment.
18853 (get_base_address): Adjust comment.
18854 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18855 declarations line and add comment.
18856 (is_builtin_name): Add blank after function name, for clarity.
18858 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18860 * attribs.c (decl_attributes): Use %qE for identifiers in
18862 * cgraphunit.c (verify_cgraph_node): Translate function names to
18863 locale character set in diagnostics.
18864 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18866 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18867 Document that functions are named in UTF-8.
18868 * expr.c (expand_expr_real_1): Translate function names to locale
18869 character set in diagnostics.
18870 * gimplify.c (omp_notice_variable, omp_is_private,
18871 gimplify_scan_omp_clauses): Use %qE for identifiers in
18873 * langhooks.c (lhd_print_error_function): Translate function names
18874 to locale character set.
18875 * langhooks.h (decl_printable_name): Document that return value is
18876 in internal character set.
18877 * stmt.c: Include pretty-print.h
18878 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18880 (resolve_operand_name_1): Translate named operand name to locale
18882 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18884 * toplev.c (announce_function): Translate function names to locale
18886 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18887 (default_tree_printer): Use pp_identifier or translate identifiers
18888 to locale character set. Mark "<anonymous>" for translation.
18889 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18890 for identifiers in diagnostics.
18891 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18893 * varasm.c (output_constructor): Use %qE for identifiers in
18896 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18898 * configure.ac: use ` ` instead of $()
18899 * configure: Regenerate.
18901 2009-05-05 Ben Elliston <bje@au.ibm.com>
18903 * config/pa/linux-atomic.c: Eliminate conditional include of
18904 errno.h on non-LP64 systems to simplify build requirements.
18906 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18908 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18910 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18911 and pass value to identifier_to_locale.
18912 (warn_variable_length_array): Make name a tree.
18913 (grokdeclarator): Separate diagnostic texts for named and unnamed
18914 declarators. Use %qE for named declarators.
18915 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18917 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18918 identifiers in diagnostics.
18919 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18920 identifier_to_locale. Mark "anonymous" strings for translation.
18922 2009-05-04 Michael Eager <eager@eagercon.com>
18924 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18925 address for DImode/DFmode only if double-precision FP regs.
18927 2009-05-04 Michael Eager <eager@eagercon.com>
18929 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18930 TARGET_SINGLE_FLOAT check.
18932 2009-05-04 Michael Eager <eager@eagercon.com>
18934 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18936 2009-05-04 Michael Eager <eager@eagercon.com>
18938 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18939 * config/rs6000/t-xilinx: New
18941 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18943 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18944 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18945 * gcc/explow.c (memory_address): Use target hook.
18946 * gcc/targhooks.c (default_legitimize_address): New.
18947 * gcc/targhooks.h (default_legitimize_address): New.
18948 * gcc/target.h (legitimize_address): New.
18949 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18950 (TARGET_INITIALIZER): Include it.
18951 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18953 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18954 * config/bfin/bfin.c (legitimize_address): Remove.
18955 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18956 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18958 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18959 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18961 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18962 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18963 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18964 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18965 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18966 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18967 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18968 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18969 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18970 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18971 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18972 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18973 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18974 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18975 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18976 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18977 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18978 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18979 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18980 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18981 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18982 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18983 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18985 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18986 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18987 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18988 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18989 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18990 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18991 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18992 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18993 (thumb_legitimize_address): Delete.
18994 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18995 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18996 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18997 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18998 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18999 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19001 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19004 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19005 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19006 * config/m32r/m32r.c (m32r_legitimize_address): New.
19007 * config/m68k/m68k.c (m68k_legitimize_address): New.
19008 * config/score/score.c (score_legitimize_address): Standardize.
19009 * config/score/score3.c (score3_legitimize_address): Standardize.
19010 * config/score/score3.h (score3_legitimize_address): Adjust.
19011 * config/score/score7.c (score7_legitimize_address): Standardize.
19012 * config/score/score7.h (score7_legitimize_address): Adjust.
19013 * config/sh/sh.c (sh_legitimize_address): New.
19014 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19016 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19017 (s390_legitimize_address): ... this.
19018 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19019 (sparc_legitimize_address): ... this.
19020 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19021 (ix86_legitimize_address): ... this.
19022 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19023 (avr_legitimize_address): ... this.
19024 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19025 (mn10300_legitimize_address): ... this.
19026 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19027 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19028 (alpha_expand_mov): Adjust call.
19030 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19031 * config/spu/spu.c (spu_legitimize_address): Likewise.
19032 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19033 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19035 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19037 * intl.c (locale_encoding, locale_utf8): New.
19038 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19039 * intl.h (locale_encoding, locale_utf8): Declare.
19040 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19041 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19043 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19045 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19046 (pp_base_tree_identifier): Declare as function.
19047 (identifier_to_locale): Declare.
19048 * Makefile.in (pretty-print.o): Update dependencies.
19049 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19051 2009-05-04 Richard Guenther <rguenther@suse.de>
19053 PR middle-end/40015
19054 * builtins.c (fold_builtin_memory_op): Do not decay to element
19055 type if the size matches the whole array.
19057 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19059 * expmed.c (synth_mult): When trying out a shift, pass the result
19062 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19064 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19065 (shiftsub1_cost): New.
19066 (init_expmed): Compute shiftsub1_cost.
19067 (synth_mult): Optimize multiplications by constants of the form
19068 -(2^^m-1) for some constant positive integer m.
19070 2009-05-03 Richard Guenther <rguenther@suse.de>
19073 * c-typeck.c (array_to_pointer_conversion): Do not built
19074 ADDR_EXPRs of arrays of pointer-to-element type.
19075 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19076 up wrong ADDR_EXPRs after-the-fact.
19077 * c-common.c (strict_aliasing_warning): Strip pointer
19078 conversions for obtaining the original type.
19079 * builtins.c (fold_builtin_memset): Handle array types.
19080 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19083 2009-05-03 Richard Guenther <rguenther@suse.de>
19085 PR middle-end/23329
19086 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19087 Do not lose casts from array types with unknown extent to array
19088 types with known extent.
19089 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19090 alias set compatibility.
19092 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19094 * flags.h (extra_warnings): Delete.
19095 * toplev.c (process_options): Handle Wuninitialized here.
19096 * opts.c (extra_warnings): Delete.
19097 (set_Wextra): Delete.
19098 (common_handle_option): -Wextra can be handled automatically.
19099 * c-opts.c (c_common_handle_option): Delete obsolete code.
19100 (c_common_post_options): Simplify comment.
19101 * common.opt (W): Add Var.
19103 (Wuninitialized): Initialize to -1.
19105 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19106 Richard Guenther <rguenther@suse.de>
19108 * expr.c (get_def_for_expr): New function.
19109 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19110 SSA rather than trees.
19111 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19112 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19114 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19116 * c-common.c (reswords): Add _Imaginary.
19117 * c-common.c (enum rid): Add RID_IMAGINARY.
19119 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19121 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19122 Patch by Richard Guenther.
19124 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19126 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19127 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19128 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19129 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19130 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19131 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19132 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19133 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19134 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19135 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19136 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19137 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19138 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19139 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19140 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19141 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19142 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19143 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19145 2009-05-02 Richard Guenther <rguenther@suse.de>
19147 PR tree-optimization/39940
19148 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19151 2009-05-02 Richard Guenther <rguenther@suse.de>
19153 PR middle-end/40001
19154 * tree-ssa.c (execute_update_addresses_taken): Properly check
19155 if we can mark a variable DECL_GIMPLE_REG_P.
19156 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19157 back to the end of the function.
19158 (is_gimple_reg_type): Remove complex type special casing.
19159 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19162 2009-05-02 Ben Elliston <bje@au.ibm.com>
19164 * doc/collect2.texi (Collect2): Document search path behaviour
19165 when configured with --with-ld.
19167 2009-05-02 Jan Hubicka <jh@suse.cz>
19169 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19170 parameter; update callers.
19171 (coalesce_cost_edge): EH edges are costier because they needs
19172 splitting even if not critical and even more costier when there are
19173 multiple EH predecestors.
19175 2009-05-02 Jan Hubicka <jh@suse.cz>
19177 * except.c (remove_eh_handler_and_replace): Handle updating after
19178 removing TRY blocks.
19180 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19182 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19184 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19186 * varasm.c: Do not include c-pragma.h.
19187 * attribs.c: Do not incude c-common.h.
19189 2009-05-01 Michael Matz <matz@suse.de>
19191 * calls.c (initialize_argument_information): Handle SSA names like
19192 decls with a non MEM_P DECL_RTL.
19194 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19196 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19197 * ipa-utils.c: Likewise.
19198 * ipa-type-escape.c: Likewise.
19199 * cgraphunit.c Do not include c-common.h.
19200 * ipa-pure-const.c: Likewise.
19201 * tree-if-conv.c: Likewise.
19202 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19203 * ipa-struct-reorg.c: Likewise.
19204 * tree-nomudflap.c: Likewise.
19205 * tree-ssa-structalias.c: Likewise.
19207 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19209 * store-motion.c: Many cleanups to make this pass a first-class
19210 citizen instead of an appendix to gcse load motion. Add TODO list
19211 to make this pass faster/cleaner/better.
19213 (struct ls_expr): Post gcse.c-split cleanups.
19214 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19215 "stores" field to "avail_stores".
19216 (pre_ldst_mems): Rename to store_motion_mems.
19217 (pre_ldst_table): Rename to store_motion_mems_table.
19218 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19219 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19220 (ldst_entry): Rename to st_expr_entry, update users.
19221 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19222 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19223 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19225 (first_ls_expr): Rename to first_st_expr, update users.
19226 (next_ls_expr): Rename to next_st_expr, update users.
19227 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19228 fields properly for store motion instead of names inherited from load
19230 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19231 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19234 (ae_kill): Rename to st_kill, update users.
19235 (ae_gen): Rename to st_avloc, update users.
19236 (transp): Rename to st_transp, update users.
19237 (pre_insert_map): Rename to st_insert_map, update users.
19238 (pre_delete_map): Rename to st_delete_map, update users.
19239 (insert_store, build_store_vectors, free_store_memory,
19240 one_store_motion_pass): Update for abovementioned changes.
19242 (gcse_subst_count, gcse_create_count): Remove.
19243 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19244 and "n_stores_created", local variables.
19246 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19249 (regvec, compute_store_table_current_insn): Remove.
19250 (reg_set_info, reg_clear_last_set): Remove.
19251 (compute_store_table): Use DF caches instead of local dataflow
19254 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19256 * c-objc-common.c (c_tree_printer): Print identifiers with
19257 pp_identifier, not pp_string. Mark "({anonymous})" for
19259 * c-pretty-print.c (pp_c_ws_string): New.
19260 (pp_c_cv_qualifier, pp_c_type_specifier,
19261 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19262 pp_c_storage_class_specifier, pp_c_function_specifier,
19263 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19264 pp_c_primary_expression, pp_c_postfix_expression,
19265 pp_c_unary_expression, pp_c_shift_expression,
19266 pp_c_relational_expression, pp_c_equality_expression,
19267 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19268 use pp_string and pp_c_ws_string in place of pp_identifier and
19269 pp_c_identifier for non-identifiers. Mark English strings for
19271 * c-pretty-print.h (pp_c_ws_string): Declare.
19273 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19274 Roland McGrath <roland@redhat.com>
19276 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19277 (ENABLE_LD_BUILDID): New configuration option.
19278 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19279 (LINK_BUILDID_SPEC): New macro.
19280 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19282 * doc/install.texi: Document --enable-linker-build-id option.
19283 * configure: Rebuild.
19284 * config.in: Rebuild.
19286 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19288 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19289 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19290 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19291 MIPS_GP_SAVE_AREA_SIZE.
19292 * config/mips/mips.c (struct mips_frame_info): Update comment
19293 before arg_pointer_offset and hard_frame_pointer_offset.
19294 (mips_compute_frame_info): Update diagram before function: to
19295 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19296 indicate the position of frame_pointer_rtx with -fstack-protector and
19297 to show args_size. Don't allocate cprestore area for leaf functions
19298 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19300 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19302 2009-04-30 Michael Matz <matz@suse.de>
19304 PR tree-optimization/39955
19305 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19307 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19309 * ira.c (setup_cover_and_important_classes): Use safe macro
19310 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19312 * genpreds.c (write_tm_preds_h): Output suitable definition of
19313 REG_CLASS_FOR_CONSTRAINT.
19315 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19317 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19319 * bitmap.c (bitmap_descriptor): Likewise.
19320 * ggc-common.c (loc_descriptor): Likewise.
19321 * varray.c (varray_descriptor): Likewise.
19322 * vec.c (vec_descriptor): Likewise.
19324 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19326 * Makefile.in (dce.o): Add $(EXCEPT_H).
19327 * dce.c: Include except.h and delete redundant vector definitions.
19328 (deletable_insn_p): Return false for non-call insns that can throw
19331 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19333 * gcse.c (ae_gen): Remove.
19334 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19335 and make non-static function to make it available in store-motion.c.
19336 Update call sites with search-and-replace.
19337 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19338 extract_mentioned_regs, extract_mentioned_regs_helper,
19339 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19340 store_killed_in_insn, store_killed_after, store_killed_before,
19341 build_store_vectors, insert_insn_start_basic_block, insert-store,
19342 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19343 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19344 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19345 * store-motion.c: ...new file. Also copy data structures from gcse.c
19346 and clean up to remove parts not used by store motion.
19347 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19348 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19350 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19353 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19354 when optimizing for size.
19356 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19358 * gcse.c (gcse_constant_p): Fix typo in last change.
19360 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19362 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19364 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19366 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19368 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19370 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19371 CONST_HIGH_PART result.
19373 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19375 * config/avr/avr.c (initial_elimination_offset): Rename to
19376 avr_initial_elimination_offset.
19377 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19378 change return type to bool.
19379 (avr_can_eliminate): New function.
19380 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19381 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19382 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19383 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19384 avr_initial_elimination_offset.
19385 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19386 (avr_initial_elimination_offset): Define.
19388 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19389 Steven Bosscher <steven@gcc.gnu.org>
19391 PR rtl-optimization/39938
19392 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19393 * cfgrtl.c: Include insn-attr.h.
19394 (rest_of_pass_free_cfg): New function.
19395 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19396 * resource.c (init_resource_info): Remove call to df_analyze.
19398 2009-04-29 Richard Guenther <rguenther@suse.de>
19401 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19402 allow conversion to signed integers.
19404 2009-04-29 Richard Guenther <rguenther@suse.de>
19406 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19407 shifts of floating point vectors if the shift amount is
19408 a constant multiple of the element size.
19410 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19411 Michael Matz <matz@suse.de>
19413 PR middle-end/39927
19415 * tree-outof-ssa.c (emit_partition_copy): New function.
19416 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19417 insert_part_to_rtx_on_edge): Perform the partition base var
19418 copy using emit_partition_copy.
19419 (insert_value_copy_on_edge): Convert constants to the right mode.
19420 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19421 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19423 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19425 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19426 scan backwards to try to find a constant to initialize it.
19428 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19429 insn before the loop_end instruction, don't look past labels.
19431 2009-04-29 Richard Guenther <rguenther@suse.de>
19433 PR middle-end/39937
19434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19435 loose type conversions.
19436 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19437 stmts only if there are no uses of its definition.
19439 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19441 * config/bfin/bfin.h (splitting_loops): Declare.
19442 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19443 Reorder bit definitions to be ascending.
19444 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19445 * config/bfin/bfin.c (splitting_loops): New variable.
19446 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19447 (struct loop_info): Remove members INIT and LOOP_INIT.
19448 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19449 the LSETUP sequence. Allow LC to be loaded from any register, but
19450 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19451 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19453 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19454 of reload_completed.
19457 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19459 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19461 * Makefile.in (PLUGIN_VERSION_H): New.
19462 (OBJS-common): Remove plugin-version.o.
19463 (plugin.o): Depend on (PLUGIN_VERSION_H).
19464 (plugin-version.o): Remove.
19465 * configure: Regenerate
19466 * configure.ac: Create plugin-version.h.
19467 * gcc-plugin.h (plugin_gcc_version): Remove.
19468 (plugin_default_version_check): Change signature.
19469 * plugin-version.c: Remove.
19470 * plugin.c: Include plugin-version.h.
19471 (str_plugin_gcc_version_name): Remove.
19472 (try_init_one_plugin): Pass gcc version to plugin_init.
19473 (plugin_default_version_check): Both gcc and plugin versions are now
19476 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19478 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19479 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19480 Remove special case testing for last insn of inner loops. Don't fail
19481 if the loop ends with a jump, emit an extra nop instead.
19483 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19484 DREGS rather than comparing directly. Remove code that tries to
19485 account for latencies.
19487 2009-04-29 Richard Guenther <rguenther@suse.de>
19489 PR tree-optimization/39941
19490 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19491 eliminating an indirect call.
19493 2009-04-29 Richard Guenther <rguenther@suse.de>
19495 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19496 parameter. Allow invariants as base if !require_lvalue.
19497 (verify_gimple_assign_single): Adjust.
19499 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19501 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19502 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19503 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19504 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19505 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19507 * config/bfin/bfin.c (bfin_expand_builtin,
19508 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19510 2009-04-28 Richard Guenther <rguenther@suse.de>
19512 * tree-vect-loop.c (get_initial_def_for_induction): Use
19513 correct types for pointer increment.
19515 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19517 * toplev.c (print_version): Update GMP version string calculation.
19519 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19521 PR rtl-optimization/39938
19522 * resource.c (init_resource_info): Add call to df_analyze.
19524 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19526 * config/alpha/alpha.md (usegp): Cast the result of
19527 alpha_find_lo_sum_using_gp to enum attr_usegp.
19528 * config/alpha/alpha.c (override_options): Remove end-of-structure
19529 marker element from cpu_table. Use array size of cpu_table to handle
19530 -mcpu and -mtune options.
19531 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19533 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19535 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19536 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19537 tune_32 and tune_64.
19538 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19539 support on PowerPC.
19540 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19541 * config/rs6000/option-defaults.h: ... here. New file.
19542 (OPT_64, OPT_32): Define.
19543 (MASK_64BIT): Define to 0 if not already defined.
19544 (OPT_ARCH64, OPT_ARCH32): Define.
19545 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19548 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19550 * config/arm/arm.c (arm_override_options): Emit error on using
19553 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19555 PR rtl-optimization/39914
19556 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19557 registers for allocnos created from user-defined variables only
19558 when not optimizing.
19560 2009-04-28 Richard Guenther <rguenther@suse.de>
19562 PR middle-end/39937
19563 * fold-const.c (fold_binary): Use distribute_real_division only
19566 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19568 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19569 add hpux-stdint.h to tm_file.
19570 (hppa[12]*-*-hpux11*): Ditto.
19571 (ia64*-*-hpux*): Ditto.
19572 * config/hpux-stdint.h: New.
19573 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19574 __STDC_EXT__ for all compiles.
19575 * config/pa/pa-hpux.h: Ditto.
19576 * config/pa/pa-hpux10.h: Ditto.
19577 * config/pa/pa-hpux11.h: Ditto.
19579 2009-04-28 Catherine Moore <clm@codesourcery.com>
19581 * debug.h (set_name): Add comment.
19583 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19586 * config/darwin.c (machopic_gen_offset): Check
19587 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19588 * config/arm/arm.c (require_pic_register): Likewise.
19590 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19592 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19593 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19594 m32c_promote_prototypes): Delete.
19596 2009-04-28 Michael Matz <matz@suse.de>
19598 PR middle-end/39922
19599 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19602 2009-04-28 Richard Guenther <rguenther@suse.de>
19604 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19606 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19608 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19609 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19610 * config/arm/arm-tune.md: Regenerate.
19612 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19614 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19615 block if there are complex incoming edges.
19616 (sel_merge_blocks): Remove useless assert.
19617 (sel_redirect_edge_and_branch): Check that edge was redirected.
19618 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19619 (sel_find_rgns): Delete declaration.
19620 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19621 the region when it is not a preheader.
19623 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19626 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19628 2009-04-28 Richard Guenther <rguenther@suse.de>
19630 * tree.h (SSA_NAME_VALUE): Remove.
19631 (struct tree_ssa_name): Remove value_handle member.
19632 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19633 array for jump threading.
19634 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19636 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19637 * tree-flow.h (threadedge_initialize_values): Declare.
19638 (threadedge_finalize_values): Likewise.
19639 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19640 (SSA_NAME_VALUE): Define.
19641 (threadedge_initialize_values): New function.
19642 (threadedge_finalize_values): Likewise.
19643 * tree-ssa-dom.c (ssa_name_values): New global variable.
19644 (SSA_NAME_VALUE): Define.
19645 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19647 2009-04-28 Ira Rosen <irar@il.ibm.com>
19649 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19650 Use REPORT_VECTORIZED_LOCATIONS instead
19651 REPORT_VECTORIZED_LOOPS.
19652 * tree-vectorizer.c (vect_verbosity_level): Make static.
19653 (vect_loop_location): Rename to vect_location.
19654 (vect_set_verbosity_level): Update comment.
19655 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19657 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19658 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19659 instead REPORT_UNVECTORIZED_LOOPS.
19660 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19661 and vect_loop_def to vect_external_def and vect_internal_def.
19662 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19663 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19664 REPORT_UNVECTORIZED_LOCATIONS.
19665 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19666 and vect_used_in_loop and to vect_unused_in_scope and
19667 vect_used_in_scope.
19668 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19669 (vect_verbosity_level): Remove declaration.
19670 (vect_analyze_operations): Likewise.
19671 (vect_analyze_stmt): Declare.
19672 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19673 REPORT_UNVECTORIZED_LOCATIONS.
19674 (vect_get_loop_niters): Fix indentation.
19675 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19676 (vect_analyze_loop_operations): New function.
19677 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19678 vect_analyze_operations.
19679 (vect_is_simple_reduction): Use new names.
19680 (vectorizable_live_operation, vect_transform_loop): Likewise.
19681 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19682 to specify whether the data references can be a part of interleaving
19684 (vect_analyze_data_ref_dependence): Use new names.
19685 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19686 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19687 * tree-vect-patterns.c (widened_name_p): Use new names.
19688 (vect_recog_dot_prod_pattern): Likewise.
19689 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19690 (process_use, vect_mark_stmts_to_be_vectorized,
19691 vect_model_simple_cost, vect_model_store_cost,
19692 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19693 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19694 vectorizable_operation, vectorizable_type_demotion,
19695 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19696 vectorizable_condition): Likewise.
19697 (vect_analyze_operations): Split into vect_analyze_loop_operations
19699 (vect_analyze_stmt): ... new function.
19700 (new_stmt_vec_info): Use new names.
19701 (vect_is_simple_use): Use new names and fix comment.
19702 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19703 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19705 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19708 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19709 and integer modes for x87 operands. Do not ICE for unsupported size,
19710 generate error instead. Generate error for unsupported operand types.
19711 ['z']: Do not handle HImode memory operands specially. Warning
19712 for floating-point operands. Fallthru to 'Z' for unsupported operand
19713 types. Do not ICE for unsupported size, generate error instead.
19714 (output_387_binary_op): Use %Z to output operands.
19715 (output_fp_compare): Ditto.
19716 (output_387_reg_move): Ditto.
19718 2009-04-28 Ben Elliston <bje@au.ibm.com>
19723 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19725 * builtins.c (c_strlen): Do not warn here.
19726 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19727 * c-common.c (pointer_int_sum): Take an explicit location.
19728 Warn about offsets out of bounds.
19729 * c-common.h (pointer_int_sum): Adjust declaration.
19731 2009-04-27 Ian Lance Taylor <iant@google.com>
19733 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19735 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19736 * df-core.c (df_set_flags): Change return type to int. Change
19737 type of old_flags to int.
19738 (df_clear_flags): Likewise.
19739 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19740 (df_get_conditional_uses): Likewise.
19741 * df.h (df_set_flags, df_clear_flags): Update declarations.
19742 * dwarf2out.c (struct indirect_string_node): Change type of form
19743 field to enum dwarf_form.
19744 (AT_string_form): Change return type to enum dwarf_form.
19745 * fixed-value.c (fixed_compare): Add cast to enum type.
19746 * fwprop.c (update_df): Change 0 to VOIDmode.
19747 * gensupport.c: Change 0 to UNKNOWN.
19748 * gimple.h (gimple_cond_code): Add cast to enum type.
19749 * haifa-sched.c (reemit_notes): Add cast to enum type.
19750 * hooks.c (hook_int_void_no_regs): Remove function.
19751 * hooks.h (hook_int_void_no_regs): Remove declaration.
19752 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19753 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19754 * real.c (real_arithmetic): Add cast to enum type.
19755 (real_compare): Likewise.
19756 * target.h (struct gcc_target): Change return type of
19757 branch_target_register_class to enum reg_class.
19758 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19759 default_branch_target_register_class.
19760 * targhooks.c (default_branch_target_register_class): New function.
19761 * targhooks.h (default_branch_target_register_class): Declare.
19762 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19763 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19765 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19767 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19768 vect_uninitialized_def. Change 0 to ERROR_MARK.
19769 * tree-vect-stmts.c (supportable_widening_operation): Don't
19770 initialize icode1 and icode2.
19771 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19772 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19774 (cmn_err_flag_specs): Change 0 to STD_C89.
19775 (cmn_err_char_table): Likewise.
19776 * config/arm/arm.c (get_arm_condition_code): Change type of code
19777 to enum arm_cond_code.
19778 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19779 (IWMMXT_BUILTIN2): Likewise.
19780 (neon_builtin_type_bits): Don't define typedef.
19781 (neon_builtin_datum): Change type of bits field to int.
19782 (arm_expand_neon_args): Add cast to enum type.
19783 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19785 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19786 casts to enum type.
19787 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19789 * config/mips/mips.md (jal_macro): Return enum constant.
19790 (single_insn): Likewise.
19791 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19793 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19794 casts to enum type.
19795 * config/s390/s390.c (s390_tune_flags): Change type to int.
19796 (s390_arch_flags): Likewise.
19797 (s390_handle_arch_option): Change flags field of struct pta to int.
19798 * config/s390/s390.h (s390_tune_flags): Update declaration.
19799 (s390_arch_flags): Likewise.
19800 * config/sh/sh.c (prepare_move_operands): Compare
19801 tls_symbolic_operand result with enum constant.
19802 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19803 (sh_expand_prologue): Add cast to enum type.
19804 (sh_expand_epilogue): Likewise.
19805 (tls_symbolic_operand): Change return type to enum tls_model.
19806 (fpscr_set_from_mem): Add cast to enum type.
19807 (legitimize_pic_address): Compare tls_symbolic_operand result with
19809 (sh_target_reg_class): Change return type to enum reg_class.
19810 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19812 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19813 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19814 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19815 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19816 (delayed_branch, tls_call_delay): Likewise.
19817 (eligible_for_sibcall_delay): Likewise.
19818 (eligible_for_return_delay): Likewise.
19819 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19820 (spu_expand_builtin_1): Likewise.
19822 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19823 for all types of conversions.
19824 (output_init_element): Issue -Wc++-compat warning if needed when
19825 initializing a bitfield with enum type.
19826 * c-parser.c (c_parser_expression): Set original_type to
19827 original_type of right hand operand of comma operator.
19829 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19831 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19833 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19834 * doc/cpp.texi (Standard Predefined Macros)
19835 (Implementation-defined behavior): Likewise.
19836 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19837 * doc/gimple.texi (GIMPLE Exception Handling)
19838 (@code{GIMPLE_ASSIGN}): Likewise.
19839 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19840 * doc/invoke.texi (Warning Options, Optimize Options)
19841 (AVR Options, Darwin Options): Likewise.
19842 (Optimize Options): Reformulate -fwhole-program description.
19843 * doc/loop.texi (Lambda): Likewise.
19844 * doc/md.texi (Output Template, Define Constraints)
19845 (Standard Names, Insn Splitting): Likewise.
19846 * doc/options.texi (Option properties): Likewise.
19847 * doc/passes.texi (Tree-SSA passes): Likewise.
19848 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19849 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19850 (File Names and DBX): Likewise.
19851 * doc/trouble.texi (Incompatibilities): Likewise.
19853 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19855 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19856 instruction is correct.
19858 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19860 Allow non-constant arguments to conversion intrinsics.
19861 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19862 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19863 * spu.c (print_operand): Handle 'v' and 'w'.
19864 (exp2_immediate_p, spu_gen_exp2): Define.
19865 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19866 spu_convtf_1): Update parameter descriptions.
19867 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19868 * constraints.md ('v', 'w'): New.
19869 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19871 (i2f, I2F): New define_mode_attr.
19872 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19873 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19874 fixuns_truncv4sfv4si2): Update to use mode attribute.
19875 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19876 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19877 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19878 patterns for combine.
19880 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19882 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19883 (cprop, hoist, pre, store_motion): New debug counters.
19884 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19885 is not an RTL pass anymore.
19886 (pass_profiling): Remove extern decl for pass removed in 2005.
19887 (pass_gcse, pass_jump_bypass): Remove.
19888 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19889 to 0 for clean state.
19890 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19891 * cse.c (gate_handle_cse_after_global_opts,
19892 rest_of_handle_cse_after_global_opts): New functions.
19893 (pass_cse_after_global_opts): New pass, does local CSE.
19894 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19895 (TV_CPROP): New timevar.
19896 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19897 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19898 (gcse_main, recompute_all_luids): Remove.
19899 (compute_hash_table_work): Call max_reg_num instead of reading
19901 (cprop_jump): Don't set run_jump_opt_after_gcse.
19902 (constprop_register): Always allow to alter jumps.
19903 (cprop_insn): Likewise.
19904 (do_local_cprop): Likewise.
19905 (local_cprop_pass): Likewise. Return non-zero if something changed.
19906 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19907 (find_implicit_sets): Add note about missed optimization opportunity.
19908 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19909 pass_rtl_cprop execute function.
19910 Don't bother tracking the pass number, each pass gets its own dumpfile
19912 Always allow to alter jumpsand bypass jumps.
19913 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19914 will just find no suitable set.
19915 (pre_edge_insert): Fix dumping, this function is for PRE only.
19916 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19917 pass_rtl_pre execute function.
19918 (hoist_code): Return non-zero if something changed. Keep track of
19919 substitutions and insertions for statistics gathering similar to PRE.
19920 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19921 called from the pass_rtl_hoist execute function. Show pass statistics.
19922 (compute_store_table): Use max_reg_num directly instead of using the
19923 formerly global max_gcse_regno.
19924 (build_store_vectors): Likewise.
19925 (replace_store_insn): Fix dumping.
19926 (store_motion): Rename to ...
19927 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19928 pass, called from the pass_rtl_store_motion execute function. Keep
19929 track of substitutions and insertions for statistics gathering similar
19931 (bypass_jumps): Remove, fold interesting bits into ...
19932 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19933 from the pass_rtl_cprop execute function.
19934 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19935 pass_jump_bypass): Remove.
19936 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19937 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19938 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19939 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19940 (gate_rtl_store_motion, execute_rtl_store_motion,
19941 pass_rtl_store_motion): New.
19942 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19943 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19944 * passes.c (init_optimization_passes): Remove pass_gcse and
19945 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19946 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19947 instead of pass_jump_bypass.
19949 2009-04-27 Richard Guenther <rguenther@suse.de>
19951 PR middle-end/39928
19952 * gimplify.c (gimplify_expr): If we are required to create
19953 a temporary make sure it ends up as register.
19955 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19958 * config/i386/i386.c (construct_container): Don't call
19959 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19960 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19962 2009-04-27 Michael Matz <matz@suse.de>
19964 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19965 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19966 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19967 (dump_replaceable_exprs): Take a bitmap.
19968 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19970 (expand_gimple_basic_block): Likewise.
19971 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19972 replaceable_expressions member a bitmap.
19973 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19974 (mark_replaceable): Likewise.
19975 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19976 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19978 2009-04-27 Richard Guenther <rguenther@suse.de>
19980 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19981 (verify_stmts): Dispatch to gimple/type verification code.
19982 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19983 issue with call argument types.
19985 2009-04-27 Michael Matz <matz@suse.de>
19987 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19988 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19991 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19992 Eric Botcazou <ebotcazou@adacore.com>
19994 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19995 a label's basic block.
19996 (mark_target_live_regs): Tidy and rework obsolete comments.
19997 Change back DF problem to LIVE. If a label starts a basic block,
19998 assume that all registers that used to be live then still are.
19999 (init_resource_info): If a label starts a basic block, set its
20000 BLOCK_FOR_INSN accordingly.
20001 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20003 2009-04-27 Richard Guenther <rguenther@suse.de>
20005 * tree-flow-inline.h (function_ann): Remove.
20006 (get_function_ann): Likewise.
20007 * tree-dfa.c (create_function_ann): Remove.
20008 * tree-flow.h (struct static_var_ann_d): Remove.
20009 (struct function_ann_d): Likewise.
20010 (union tree_ann_d): Remove fdecl member.
20011 (function_ann_t): Remove.
20012 (function_ann, get_function_ann, create_function_ann): Remove
20015 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20017 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20019 2009-04-27 Jan Hubicka <jh@suse.cz>
20021 * ipa-pure-const.c (struct funct_state_d): New fields
20022 state_previously_known, looping_previously_known; remove
20023 state_set_in_source.
20024 (analyze_function): Use new fields.
20025 (propagate): Avoid assumption that state_set_in_source imply
20028 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20029 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20030 * cfgloop.h (finite_loop_p): Declare.
20032 2009-04-26 Michael Matz <matz@suse.de>
20034 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20036 2009-04-26 Michael Matz <matz@suse.de>
20038 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20039 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20040 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20041 pass_mark_used_blocks): Remove.
20042 * tree-optimize.c (pass_free_datastructures,
20043 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20044 * passes.c (init_optimization_passes): Don't call
20045 pass_mark_used_blocks, remove dead code.
20047 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20049 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20050 * tree-ssa-live.h (register_ssa_partition): Likewise.
20052 2009-04-26 Michael Matz <matz@suse.de>
20055 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20056 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20057 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20059 (compare_pairs): Swap cost comparison.
20060 (coalesce_ssa_name): Don't use change_partition_var.
20061 * tree-nrv.c (struct nrv_data): Add modified member.
20062 (finalize_nrv_r): Set it.
20063 (tree_nrv): Use it to update statements.
20064 (pass_nrv): Require PROP_ssa.
20065 * tree-mudflap.c (mf_decl_cache_locals,
20066 mf_build_check_statement_for): Use make_rename_temp.
20067 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20068 * alias.c (find_base_decl): Handle SSA names.
20069 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20070 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20071 * rtl.h (set_reg_attrs_for_parm): Declare.
20072 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20073 to "optimized", remove unused locals at finish.
20074 (execute_free_datastructures): Make global, call
20075 delete_tree_cfg_annotations.
20076 (execute_free_cfg_annotations): Don't call
20077 delete_tree_cfg_annotations.
20079 * ssaexpand.h: New file.
20080 * expr.c (toplevel): Include ssaexpand.h.
20081 (expand_assignment): Handle SSA names the same as register variables.
20082 (expand_expr_real_1): Expand SSA names.
20083 * cfgexpand.c (toplevel): Include ssaexpand.h.
20084 (SA): New global variable.
20085 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20086 (SSAVAR): New macro.
20087 (set_rtl): New helper function.
20088 (add_stack_var): Deal with SSA names, use set_rtl.
20089 (expand_one_stack_var_at): Likewise.
20090 (expand_one_stack_var): Deal with SSA names.
20091 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20092 before unique numbers.
20093 (expand_stack_vars): Use set_rtl.
20094 (expand_one_var): Accept SSA names, add asserts for them, feed them
20095 to above subroutines.
20096 (expand_used_vars): Expand all partitions (without default defs),
20097 then only the local decls (ignoring those expanded already).
20098 (expand_gimple_cond): Remove edges when jumpif() expands an
20099 unconditional jump.
20100 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20101 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20103 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20104 members of SA; deal with PARM_DECL partitions here; expand
20105 all PHI nodes, free tree datastructures and SA. Commit instructions
20106 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20107 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20108 info and statements at start, collect garbage at finish.
20109 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20110 (VAR_ANN_PARTITION) Remove.
20111 (change_partition_var): Don't declare.
20112 (partition_to_var): Always return SSA names.
20113 (var_to_partition): Only accept SSA names.
20114 (register_ssa_partition): Only check argument.
20115 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20117 (delete_var_map): Don't free it.
20118 (var_union): Only accept SSA names, simplify.
20119 (partition_view_init): Mark only useful SSA names as used.
20120 (partition_view_fini): Only deal with SSA names.
20121 (change_partition_var): Remove.
20122 (dump_var_map): Use ssa_name instead of partition_to_var member.
20123 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20125 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20126 (struct _elim_graph): New member const_dests; nodes member vector of
20128 (set_location_for_edge): New static helper.
20129 (create_temp): Remove.
20130 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20131 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20132 (new_elim_graph): Allocate const_dests member.
20133 (clean_elim_graph): Truncate const_dests member.
20134 (delete_elim_graph): Free const_dests member.
20135 (elim_graph_size): Adapt to new type of nodes member.
20136 (elim_graph_add_node): Likewise.
20137 (eliminate_name): Likewise.
20138 (eliminate_build): Don't take basic block argument, deal only with
20139 partition numbers, not variables.
20140 (get_temp_reg): New static helper.
20141 (elim_create): Use it, deal with RTL temporaries instead of trees.
20142 (eliminate_phi): Adjust all calls to new signature.
20143 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20144 (rewrite_trees): Only do checking.
20145 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20146 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20147 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20148 contains_tree_r, MAX_STMTS_IN_LATCH,
20149 process_single_block_loop_latch, analyze_edges_for_bb,
20150 perform_edge_inserts): Remove.
20151 (expand_phi_nodes): New global function.
20152 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20153 functions, initialize new parameter, remember partitions having a
20155 (finish_out_of_ssa): New global function.
20156 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20157 don't reset in_ssa_p here, don't disable TER when mudflap.
20158 (pass_del_ssa): Remove.
20159 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20161 (execute_free_datastructures): Declare.
20162 * Makefile.in (SSAEXPAND_H): New variable.
20163 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20164 * basic-block.h (commit_one_edge_insertion): Declare.
20165 * passes.c (init_optimization_passes): Move pass_nrv and
20166 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20167 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20168 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20169 (redirect_branch_edge): Deal with super block when expanding, split
20170 out jump patching itself into ...
20171 (patch_jump_insn): ... here, new static helper.
20173 2009-04-26 Michael Matz <matz@suse.de>
20175 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20176 beyond num_ssa_names.
20177 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20178 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20180 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20182 PR inline-asm/39543
20183 * fwprop.c (forward_propagate_asm): New function.
20184 (forward_propagate_and_simplify): Propagate also into __asm, if it
20185 doesn't increase the number of referenced registers.
20188 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20190 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20192 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20193 note_nonlocal_vla_type for nonlocal VLAs.
20194 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20195 contains_remapped_vars, remap_vla_decls): New functions.
20196 (convert_nonlocal_reference_stmt): If not optimizing, call
20197 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20198 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20199 if it wasn't found in var_map.
20200 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20201 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20202 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20204 * gimplify.c (nonlocal_vlas): New variable.
20205 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20207 (gimplify_body): Create and destroy nonlocal_vlas.
20209 * dwarf2out.c (loc_descr_plus_const): New function.
20210 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20211 mem_loc_descriptor, loc_descriptor_from_tree_1,
20212 descr_info_loc, gen_variable_die): Use it.
20214 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20215 !TREE_STATIC VAR_DECLs.
20216 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20217 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20218 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20219 DECL_BY_REFERENCE is valid.
20220 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20221 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20222 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20223 Copy DECL_BY_REFERENCE.
20224 (struct nesting_copy_body_data): New type.
20225 (nesting_copy_decl): New function.
20226 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20227 if they have variable length.
20229 2009-04-26 Michael Matz <matz@suse.de>
20231 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20232 mark new temporaries for renaming.
20234 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20237 * c-decl.c (global_bindings_p): Return negative value.
20238 (c_variable_size): New. Based on variable_size from
20240 (grokdeclarator): Call c_variable_size not variable_size.
20242 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20244 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20246 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20248 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20249 Redefine it to just use mingw/include.
20250 (ASM_SPEC): Rules for -m32 and -m64.
20251 (LINK_SPEC): Use Likewise.
20252 (SPEC_32): New define.
20253 (SPEC_64): Likewise.
20254 (SUB_LINK_SPEC): Likewise.
20255 (MULTILIB_DEFAULTS): New define.
20256 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20257 Add multilib options.
20258 (MULTILIB_DIRNAMES): Likewise.
20259 (MULTILIB_OSDIRNAMES): Likewise.
20260 (LIBGCC): Likewise.
20261 (INSTALL_LIBGCC): Likewise.
20263 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20266 * c-tree.h (enum c_inline_static_type): New.
20267 (record_inline_static): Declare.
20268 * c-decl.c (struct c_inline_static, c_inline_statics,
20269 record_inline_static, check_inline_statics): New.
20270 (pop_file_scope): Call check_inline_statics.
20271 (start_decl): Call record_inline_static instead of pedwarning
20272 directly for static in inline function.
20273 * c-typeck.c (build_external_ref): Call record_inline_static
20274 instead of pedwarning directly for static referenced in inline
20277 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20279 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20280 not new but only being rescanned.
20281 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20282 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20283 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20284 record_set_info, compute_set, grealloc): Remove.
20285 (recompute_all_luids): New function.
20286 (gcse_main): Don't compute sets, and don't do related memory
20287 allocations/free-ing. If something changed before the end of the
20288 pass, update LUIDs using recompute_all_luids.
20289 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20290 (free_gcse_mem): Don't free it either.
20291 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20292 Use the df insn LUIDs.
20293 (load_killed_in_block): Likewise.
20294 (compute_hash_table_work): Don't compute reg_set_in_block.
20295 (compute_transp): Use DF_REG_DEF_CHAINs.
20296 (local_cprop_pass): Don't use compute_sets and related functions.
20297 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20298 Use get_max_uid() instead of max_cuid.
20299 (insert_insn_end_basic_block, pre_insert_copy_insn,
20300 update_ld_motion_stores): Don't try to
20301 keep reg_set tables up to date.
20302 (pre_insert_copies): Use df insn LUIDs.
20303 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20304 (reg_set_info): Don't use extra bitmap argument.
20305 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20306 information to compute regs_set_in_block.
20307 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20308 (bypass_jumps): Don't use compute_sets and friends.
20310 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20313 * opts.c (undocumented_msg): Do not leave blank even with
20316 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20318 * c-decl.c (build_enumerator): Allow values folding to integer
20319 constants but not integer constant expressions with a pedwarn if
20322 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20325 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20326 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20327 type is an integer constant.
20329 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20332 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20335 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20338 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20339 with variably modified return type and no storage class
20340 specifiers, except for the case of nested functions. Distinguish
20341 extern declarations of functions with variably modified return
20342 types from those of objects with variably modified types.
20344 2009-04-25 Jan Hubicka <jh@suse.cz>
20346 * tree.c (list_equal_p): New function.
20347 * tree.h (list_equal_p): Declare.
20348 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20349 basic_block_def, basic_block, const_basic_block): New.
20350 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20351 (redirect_eh_edge): New function.
20352 (make_eh_edge_update_phi): EH edges are not abnormal.
20353 * except.c: Include tree-flow.h.
20354 (list_match): New function.
20355 (eh_region_replaceable_by_p): New function.
20356 (replace_region): New function.
20357 (hash_type_list): New function.
20358 (hash_eh_region): New function.
20359 (eh_regions_equal_p): New function.
20360 (merge_peers): New function.
20361 (remove_unreachable_regions): Verify EH tree when checking;
20363 (copy_eh_region_1): New function.
20364 (copy_eh_region): New function.
20365 (push_reachable_handler): New function.
20366 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20367 regions without label but with live RESX.
20368 * except.h (redirect_eh_edge_to_label): New.
20369 * tree-flow.h (redirect_eh_edge): New.
20370 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20371 basic_block_def, basic_block, const_basic_block): Remove.
20372 * Makefile.in (except.o): Add dependency on tree-flow.h
20373 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20374 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20377 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20380 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20381 on the destination of memcpy.
20383 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20385 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20386 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20387 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20389 2009-04-25 Jan Hubicka <jh@suse.cz>
20391 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20392 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20393 to be reached by different label than left.
20394 (update_eh_edges): Update comment; remove edge_to_remove if possible
20395 and return true if suceeded.
20396 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20397 (cleanup_eh): Compute sharing map.
20398 * except.c (remove_eh_handler_and_replace): Add argument if we should
20400 (remove_unreachable_regions): Update for label sharing.
20401 (label_to_region_map): Likewise.
20402 (get_next_region_sharing_label): New function.
20403 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20405 (remove_eh_handler): Update.
20406 (remove_eh_region_and_replace_by_outer_of): New function.
20407 * except.h (struct eh_region): Add next_region_sharing_label.
20408 (remove_eh_region_and_replace_by_outer_of,
20409 get_next_region_sharing_label): Declare.
20410 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20412 2009-04-25 Jan Hubicka <jh@suse.cz>
20414 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20415 insert code even if they are not critical.
20417 2009-04-25 Jan Hubicka <jh@suse.cz>
20419 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20420 (gimple_can_remove_branch_p): EH edges won't remove branch by
20422 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20423 updating of non-abnormal EH edges.
20424 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20425 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20426 (split_critical_edges): Split also edges where emitting code on them
20427 will lead to splitting later.
20429 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20430 H.J. Lu <hongjiu.lu@intel.com>
20433 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20434 the configured assembler supports fildq and fistpq mnemonics.
20435 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20436 * configure: Regenerated.
20437 * config.in: Ditto.
20439 * config/i386/i386.c (print_operand): Handle 'Z'.
20440 ['z']: Remove handling of special fild/fist suffixes.
20441 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20442 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20443 suffix of fild insn.
20444 (*floatsi<mode>2_vector_mixed): Ditto.
20445 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20446 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20447 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20448 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20449 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20451 2009-04-25 Ben Elliston <bje@au.ibm.com>
20453 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20454 the source of a set operation.
20456 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20458 * target.h (struct gcc_target): Add case_values_threshold field.
20459 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20460 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20461 * targhooks.c (default_case_values_threshold): New function.
20462 * targhooks.h (default_case_values_threshold): Declare function.
20463 * stmt.c (expand_case): Use case_values_threshold target hook.
20464 * expr.h (case_values_threshold): Remove declartation.
20465 * expr.c (case_values_threshold): Remove function.
20466 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20468 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20469 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20470 (avr_case_values_threshold): Declare as static.
20471 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20473 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20474 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20475 (mn10300_case_values_threshold): New function.
20477 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20479 * ira.c (setup_cover_and_important_classes): Add enum cast.
20481 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20483 * genpreds.c (write_enum_constraint_num): Output definition of
20484 CONSTRAINT_NUM_DEFINED_P macro.
20485 * ira.c (setup_cover_and_important_classes): Use
20486 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20488 2009-04-24 DJ Delorie <dj@redhat.com>
20490 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20491 __SH2A_SINGLE_ONLY__ also.
20493 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20495 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20496 (movdf_internal): Ditto.
20497 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20498 SFmode and DFmode constants.
20499 (ia64_print_operand): Add 'G' format for printing
20500 floating point constants.
20502 2009-04-24 Richard Guenther <rguenther@suse.de>
20504 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20505 from unsigned additions.
20507 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20509 * c-typeck.c (set_init_index): Allow array designators that are
20510 not integer constant expressions with a pedwarn if pedantic.
20512 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20514 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20515 zero if no overlap in nonzero bits between the operands.
20517 2009-04-24 Ian Lance Taylor <iant@google.com>
20519 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20520 (record_dead_and_set_regs): Likewise.
20521 * df.h (struct df_mw_hardreg): Change flags field to int.
20522 (struct df_base_ref): Likewise.
20523 (struct df): Change changeable_flags field to int.
20524 * df-scan.c (df_defs_record): Change clobber_flags to int.
20525 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20526 constants rather than #define macros.
20527 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20528 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20529 (enum dwarf_calling_convention): Likewise.
20530 (enum dwarf_line_number_x_ops): Likewise.
20531 (enum dwarf_call_frame_info): Likewise.
20532 (enum dwarf_source_language): Likewise.
20533 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20534 (add_calling_convention_attribute): Likewise.
20535 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20536 (combine_comparisons): Change compcode to int. Add cast to enum type.
20537 * genrecog.c (maybe_both_true_2): Change c to int.
20538 (write_switch): Likewise. Add cast to enum type.
20539 * gimplify.c (gimplify_omp_for): Handle return values from
20540 gimplify_expr using MIN rather than bitwise or.
20541 (gimplify_expr): Add cast to enum type.
20542 * ipa-prop.c (update_jump_functions_after_inlining): Change
20543 IPA_BOTTOM to IPA_JF_UNKNOWN.
20544 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20545 Add casts to enum type.
20546 (setup_cover_and_important_classes): Change cl to int. Add casts
20548 (setup_class_translate): Change cl and mode to int.
20549 (ira_init_once): Change mode to int.
20550 (free_register_move_costs): Likewise.
20551 (setup_prohibited_mode_move_regs): Add casts to enum type.
20552 * langhooks.c (add_builtin_function_common): Rework assertion that
20553 value fits bitfield.
20554 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20555 * omega.c (omega_do_elimination): Avoid math on enum types.
20556 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20557 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20558 int local to handle integral_argment value.
20559 * regmove.c (try_auto_increment): Change PUT_MODE to
20561 * reload.c (push_secondary_reload): Add casts to enum type.
20562 (secondary_reload_class, find_valid_class): Likewise.
20563 * reload1.c (emit_input_reload_insns): Likewise.
20564 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20565 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20566 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20568 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20569 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20571 (expand_complex_libcall): Add casts to enum type.
20572 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20573 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20574 with ERROR_MARK, not NUM_TREE_CODES.
20575 (vect_create_epilog_for_reduction): Likewise.
20576 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20577 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20578 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20580 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20581 vect_unused_in_loop. Change 0 to loop_vect.
20582 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20583 * var-tracking.c (get_init_value): Change return type to enum
20585 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20586 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20588 (arm_override_options): Add casts to enum type.
20589 (arm_emit_tls_decoration): Likewise.
20590 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20592 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20593 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20594 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20596 * config/s390/s390.c (code_for_builtin_64): Change to array of
20598 (code_for_builtin_31): Likewise.
20599 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20601 * config/sparc/sparc.c (sparc_override_options): Change value
20602 field in struct code_model to enum cmodel. In initializer change
20603 0 to NULL and add cast to enum type.
20605 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20606 Change all callers. Issue a -Wc++-compat warning using
20607 lhs_origtype if necessary.
20608 (convert_for_assignment): Issue -Wc++-compat warnings about
20609 invalid conversions to enum type on assignment.
20610 * c-common.h (build_modify_expr): Update declaration.
20612 2009-04-24 Nick Clifton <nickc@redhat.com>
20614 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20615 (function_arg_advance): Likewise.
20616 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20619 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20621 * config/s390/constraints.md ('I', 'J'): Fix condition.
20623 2009-04-24 Diego Novillo <dnovillo@google.com>
20625 * gengtype-parse.c (parse_error): Add newline after message.
20627 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20629 * config/i386/sse.md (avxmodesuffixs): Removed.
20630 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20631 (*avx_pinsr<ssevecsize>): This.
20633 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20635 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20636 follow chains of regs with a single definition, and allow expressions
20637 that are function_invariant_p.
20638 (simple_rhs_p): Allow expressions that are function_invariant_p.
20640 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20642 PR middle-end/39867
20643 * fold-const.c (fold_cond_expr_with_comparison): When folding
20644 > and >= to MAX, make sure the MAX uses the same type as the
20645 comparison's operands.
20647 2009-04-24 Nick Clifton <nickc@redhat.com>
20649 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20650 addressing for DImode accesses.
20651 (frv_print_operand_address): Handle PLUS case.
20652 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20654 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20656 PR rtl-optimization/39794
20657 * alias.c (canon_true_dependence): Add x_addr argument.
20658 * rtl.h (canon_true_dependence): Adjust prototype.
20659 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20660 * cselib.c (cselib_invalidate_mem): Likewise.
20661 * gcse.c (compute_transp): Likewise.
20662 * dse.c (scan_reads_nospill): Likewise.
20663 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20664 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20665 canon_base_addr of the group, plus optional offset.
20666 (struct group_info): Rename canon_base_mem to
20668 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20669 canon_rtx of base_mem.
20671 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20673 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20674 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20676 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20678 * config/spu/spu-builtins.h: Delete file.
20680 * config/spu/spu.h (enum spu_builtin_type): Move here from
20682 (struct spu_builtin_description): Likewise. Add GTY marker.
20683 Do not use enum spu_function_code or enum insn_code.
20684 (spu_builtins): Add extern declaration.
20686 * config/spu/spu.c: Do not include "spu-builtins.h".
20687 (enum spu_function_code, enum spu_builtin_type_index,
20688 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20689 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20690 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20691 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20692 (spu_builtin_types): Make static. Add GTY marker.
20693 (spu_builtins): Add extern declaration with GTY marker.
20694 Include "gt-spu.h".
20696 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20697 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20698 Check programmatically whether all parameters are scalar.
20700 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20702 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20704 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20705 assignment from the constructor either if the target is volatile.
20707 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20709 * config/arm/arm.md (insv): Do not share operands[0].
20711 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20713 * config/vxlib-tls.c (active_tls_threads): Delete.
20714 (delete_hook_installed): New.
20715 (tls_delete_hook): Don't delete the delete hook.
20716 (tls_destructor): Delete it here.
20717 (__gthread_set_specific): Adjust installing the delete hook.
20718 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20719 __gthread_leave_tsd_dtor_context.
20721 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20723 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20725 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20727 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20729 (alpha_rtx_costs): Ditto.
20730 (emit_unlikely_jump): Use add_reg_note.
20731 (emit_frame_store_1): Ditto.
20732 (alpha_expand_prologue): Ditto.
20733 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20734 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20736 2009-04-23 Nick Clifton <nickc@redhat.com>
20738 * config/v850/v850.md (epilogue): Remove suppressed code.
20739 (return): Rename to return_simple and remove test of frame size.
20740 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20741 to gen_return_simple.
20743 2009-04-22 Jing Yu <jingyu@google.com>
20746 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20748 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20751 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20752 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20753 value is a VECTOR_CST, the element type is the element type of the
20756 2009-04-22 DJ Delorie <dj@redhat.com>
20758 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20760 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20762 * alias.c (find_base_term): Move around LO_SUM case, so that
20763 CONST falls through into PLUS/MINUS handling.
20766 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20767 into 0, use omit_one_operand.
20769 2009-04-23 Ben Elliston <bje@au.ibm.com>
20771 * config/rs6000/linux-unwind.h (get_regs): Remove type
20772 puns. Change the type of `pc' to an array of unsigned ints and
20773 update all users. Constify frame24.
20775 2009-04-22 DJ Delorie <dj@redhat.com>
20777 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20778 declarations before code.
20779 (current_function_special_page_vector): Likewise.
20780 (m32c_expand_insv): Silence a warning.
20782 2009-04-21 Taras Glek <tglek@mozilla.com>
20784 * alias.c: Update GTY annotations to new syntax.
20785 * basic-block.h: Likewise.
20786 * bitmap.h: Likewise.
20787 * c-common.h: Likewise.
20788 * c-decl.c: Likewise.
20789 * c-parser.c: Likewise.
20790 * c-pragma.c: Likewise.
20791 * c-tree.h: Likewise.
20792 * cfgloop.h: Likewise.
20793 * cgraph.h: Likewise.
20794 * config/alpha/alpha.c: Likewise.
20795 * config/arm/arm.h: Likewise.
20796 * config/avr/avr.h: Likewise.
20797 * config/bfin/bfin.c: Likewise.
20798 * config/cris/cris.c: Likewise.
20799 * config/darwin.c: Likewise.
20800 * config/frv/frv.c: Likewise.
20801 * config/i386/i386.c: Likewise.
20802 * config/i386/i386.h: Likewise.
20803 * config/i386/winnt.c: Likewise.
20804 * config/ia64/ia64.h: Likewise.
20805 * config/iq2000/iq2000.c: Likewise.
20806 * config/mips/mips.c: Likewise.
20807 * config/mmix/mmix.h: Likewise.
20808 * config/pa/pa.c: Likewise.
20809 * config/pa/pa.h: Likewise.
20810 * config/rs6000/rs6000.c: Likewise.
20811 * config/s390/s390.c: Likewise.
20812 * config/sparc/sparc.c: Likewise.
20813 * config/xtensa/xtensa.c: Likewise.
20814 * cselib.h: Likewise.
20815 * dbxout.c: Likewise.
20816 * dwarf2out.c: Likewise.
20817 * except.c: Likewise.
20818 * except.h: Likewise.
20819 * fixed-value.h: Likewise.
20820 * function.c: Likewise.
20821 * function.h: Likewise.
20822 * gimple.h: Likewise.
20823 * integrate.c: Likewise.
20824 * optabs.c: Likewise.
20825 * output.h: Likewise.
20826 * real.h: Likewise.
20828 * stringpool.c: Likewise.
20829 * tree-data-ref.c: Likewise.
20830 * tree-flow.h: Likewise.
20831 * tree-scalar-evolution.c: Likewise.
20832 * tree-ssa-address.c: Likewise.
20833 * tree-ssa-alias.h: Likewise.
20834 * tree-ssa-operands.h: Likewise.
20835 * tree.c: Likewise.
20836 * tree.h: Likewise.
20837 * varasm.c: Likewise.
20838 * varray.h: Likewise.
20840 * coretypes.h: Do not define GTY macro if it is already defined.
20841 * doc/gty.texi: Update GTY documentation to new syntax.
20842 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20843 annotations on structs.
20844 * gengtype-parse.c: Likewise.
20846 2009-04-22 Mark Heffernan <meheff@google.com>
20848 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20850 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20852 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20855 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20857 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20858 the same as a PLUS without a shift. Increase the cost of a
20861 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20863 * Makefile.in: Update dependencies.
20864 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20865 * errors.h: Remove bogus comment about compatibility.
20866 (warning): Update declaration.
20867 * genautomata.c: Update all calls to warning.
20868 * gimple.c: Do not include errors.h. Include toplev.h.
20869 * tree-ssa-structalias.c: Do not include errors.h.
20870 * omega.c: Likewise.
20871 * tree-ssa-reassoc.c: Likewise.
20872 * config/spu/spu-c.c: Likewise.
20873 * config/spu/t-spu-elf: Update dependencies.
20875 2009-04-22 Richard Guenther <rguenther@suse.de>
20877 PR tree-optimization/39824
20878 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20879 make sure the types are compatible.
20881 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20884 * c-common.c (c_parse_error): Take a token_flags parameter.
20885 Use token_type for the token type instead.
20886 Pass token_flags to cpp_type2name.
20887 * c-common.h (c_parse_error): Update declaration.
20888 * c-parser.c (c_parser_error): Pass 0 as token flags.
20890 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20892 PR rtl-optimization/39580
20893 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20895 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20897 * function.c (expand_function_end): Do not emit a jump to the "naked"
20898 return label for fall-through returns.
20899 * except.c (sjlj_emit_function_exit): Always place the call to the
20900 unregister function at the location installed by expand_function_end.
20902 2009-04-22 Richard Guenther <rguenther@suse.de>
20904 PR tree-optimization/39845
20905 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20906 (gen_inbound_check): Likewise.
20908 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20910 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20912 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20913 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20915 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20917 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20918 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20919 shift counts to avoid out-of-bounds array accesses.
20921 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20923 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20924 (Pmode): Move above.
20926 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20928 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20929 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20930 GET_CODE macro. Use IN_RANGE macro where appropriate.
20931 * config/alpha/alpha.h: Ditto.
20932 * config/alpha/alpha.md: Ditto.
20933 * config/alpha/constraints.md: Ditto.
20934 * config/alpha/predicates.md: Ditto.
20936 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20938 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20939 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20940 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20941 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20942 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20943 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20944 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20945 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20946 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20947 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20948 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20949 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20950 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20951 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20952 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20953 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20954 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20955 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20956 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20957 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20958 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20959 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20960 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20961 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20962 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20963 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20964 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20966 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20968 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20969 references from comments.
20970 * cfgbuild.c: (count_basic_blocks): Delete.
20971 (find_basic_blocks_1): Delete.
20972 (find_basic_blocks): Delete.
20973 * except.c (finish_eh_generation): Make static. Move comment from
20974 except.h here. Remove find_basic_blocks references from comments.
20975 * except.h (finish_eh_generation): Delete.
20976 * basic-block.h (find_basic_blocks): Delete.
20977 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20979 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20981 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20982 (sdbout_parms): Likewise.
20984 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20986 * config/sh/sh.c (prepare_cbranch_operands): Use
20987 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20988 (expand_cbranchdi4): Likewise.
20989 (from_compare): Add cast to enum type.
20990 (expand_cbranchsi4): Use add_reg_note.
20991 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20992 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20993 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20994 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20995 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20996 instead of CODE_FOR_nothing.
20997 (cbranchdi4): Likewise. Fix the order of arguments for
20999 (push_fpscr): Use add_reg_note.
21000 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21001 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21003 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21005 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21006 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21007 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21008 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21009 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21010 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21011 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21012 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21013 config/alpha/x-vms, config/arc/t-arc,
21014 config/arm/README-interworking, config/arm/arm-c.c,
21015 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21016 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21017 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21018 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21019 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21020 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21021 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21022 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21023 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21024 config/cris/t-elfmulti, config/crx/t-crx,
21025 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21026 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21027 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21028 config/h8300/t-h8300, config/i386/athlon.md,
21029 config/i386/darwin-libgcc.10.4.ver,
21030 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21031 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21032 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21033 config/i386/t-linux64, config/i386/t-nwld,
21034 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21035 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21036 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21037 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21038 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21039 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21040 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21041 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21042 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21043 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21044 config/m68k/t-uclinux, config/mcore/t-mcore,
21045 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21046 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21047 config/mips/crtn.asm, config/mips/irix-crti.asm,
21048 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21049 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21050 config/mips/mips-fixed.md, config/mips/sb1.md,
21051 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21052 config/mips/t-iris6, config/mips/t-isa3264,
21053 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21054 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21055 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21056 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21057 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21058 config/mn10300/t-linux, config/mn10300/t-mn10300,
21059 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21060 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21061 config/picochip/libgccExtras/clzsi2.asm,
21062 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21063 config/rs6000/darwin-libgcc.10.4.ver,
21064 config/rs6000/darwin-libgcc.10.5.ver,
21065 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21066 config/rs6000/t-aix43, config/rs6000/t-aix52,
21067 config/rs6000/t-darwin, config/rs6000/t-fprules,
21068 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21069 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21070 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21071 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21072 config/rs6000/t-rtems, config/rs6000/t-spe,
21073 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21074 config/score/t-score-elf, config/sh/divcost-analysis,
21075 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21076 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21077 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21078 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21079 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21080 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21081 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21082 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21083 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21084 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21085 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21086 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21087 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21088 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21089 * config/h8300/genmova.sh: Include copyright and license notices
21090 in generated output.
21091 * config/h8300/mova.md: Regenerate.
21092 * doc/install.texi2html: Include word "Copyright" in copyright
21093 notice and use name "Free Software Foundation, Inc.".
21094 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21095 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21096 ChangeLog-2007, ChangeLog-2008: Correct dates.
21098 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21100 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21101 NE_EXPR operations as well.
21102 * c-parser.c (c_parser_condition): Do not set location information on
21104 (c_parser_conditional_expression): Likewise.
21105 (c_parser_binary_expression): Set location information on operators.
21106 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21107 TRUTH_NOT_EXPR has been folded.
21108 * fold-const.c (fold_truth_not_expr): Copy location information from
21109 the incoming expression to the outgoing one.
21110 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21111 recursive calls on the LHS of the operator but pass that of the
21112 operator to recursive calls on the RHS of the operator. Set it
21114 (shortcut_cond_expr): Set the locus of the operator on the second
21115 COND_EXPR and that of the expression on the first in degenerate cases.
21116 Pass the locus of the expression to calls to shortcut_cond_r.
21117 Set the locus of the 'then' block on the associated jump, if any.
21118 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21119 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21120 expression to call to gimplify_boolean_expr.
21122 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21124 * config.gcc: Add additional configuration for
21125 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21126 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21127 (CPP_SPEC): Redefine for allowing -municode option.
21128 (STARTFILE_SPEC): Likewise.
21129 * config/i386/t-mingw-w64: New.
21130 * config/i386/mingw-w64.opt: New.
21131 (municode): Add new target option.
21132 * doc/invoke.texi (municode): Add documentation for new option.
21134 2009-04-21 Ian Lance Taylor <iant@google.com>
21136 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21137 Correct test for number of arguments.
21138 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21140 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21142 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21143 argument of emit_library_call.
21145 2009-04-21 Richard Guenther <rguenther@suse.de>
21147 PR middle-end/39829
21148 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21149 inside VIEW_CONVERT_EXPRs.
21151 2009-04-21 Martin Jambor <mjambor@suse.cz>
21153 * tree-switch-conversion.c (build_constructors): Split a long line.
21154 (constructor_contains_same_values_p): New function.
21155 (build_one_array): Create assigns of constants if possible, do not
21156 call mark_sym_for_renaming, call update_stmt.
21157 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21158 make_rename_temp. Do not call mark_symbols_for_renaming, call
21160 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21161 find_new_referenced_vars, call update_stmt.
21162 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21163 instead of calling make_rename_temp. Do not call
21164 find_new_referenced_vars or mark_symbols_for_renaming, call
21167 2009-04-21 Richard Guenther <rguenther@suse.de>
21169 PR tree-optimization/39827
21170 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21171 (tree_ssa_phiprop): Pass the correct array size.
21173 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21175 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21177 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21180 * c-typeck.c (lvalue_p): Move declaration ...
21181 * c-common.h (lvalue_p): ... to here.
21182 * c-common.c (candidate_equal_p): New.
21183 (add_tlist): Use it.
21184 (merge_tlist): Use it.
21185 (warn_for_collisions_1): Likewise.
21186 (warning_candidate_p): Accept more candidates.
21187 (verify_tree): A warning candidate can be an expression. Use
21190 2009-04-21 Ben Elliston <bje@au.ibm.com>
21193 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21194 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21195 options. Remove -mcall-solaris documentation.
21197 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21200 * doc/invoke.texi (-Wlong-long): Update description.
21201 * c-lex (interpret_integer): Only warn if there was no previous
21202 overflow and -Wlong-long is enabled.
21203 * c-decl.c (declspecs_add_type): Drop redundant flags.
21204 * c.opt (Wlong-long): Init to -1.
21205 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21206 and front-end warn_long_long. Wlong-long only depends on other
21207 flags if it is uninitialized.
21208 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21209 the same for CPP and FE.
21210 (restore_extension_diagnostics): Likewise.
21212 2009-04-20 Ian Lance Taylor <iant@google.com>
21214 Fix enum conversions which are invalid in C++:
21215 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21216 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21217 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21218 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21219 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21220 (dbxout_parms): Likewise.
21221 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21222 (df_clear_flags): Likewise.
21223 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21224 top_flag parameter to int.
21225 (df_chain_create_bb_process_use): Likewise.
21226 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21228 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21229 (df_ref_create_structure, df_def_record_1): Likewise.
21230 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21231 (df_notes_rescan): Change 0 to VOIDmode in function call.
21232 (df_get_call_refs, df_insn_refs_collect): Likewise.
21233 (df_bb_regs_collect): Likewise.
21234 (df_entry_block_defs_collect): Likewise.
21235 (df_exit_block_uses_collect): Likewise.
21236 * df.h: Update declarations.
21237 * double-int.c (double_int_divmod): Add cast to enum type.
21238 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21239 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21240 (based_loc_descr): Likewise.
21241 (loc_descriptor_from_tree_1): Change first_op and second_op to
21242 enum dwarf_location_atom. Add cast to enum type.
21243 * expmed.c (init_expmed): Change 0 to SET in function call.
21244 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21245 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21246 (do_store_flag): Likewise.
21247 * fixed-value.h (struct fixed_value): Change mode to enum
21249 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21250 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21252 (insert_insn_decl, insert_decl, insert_state): Likewise.
21253 (automata_list_finish): Likewise.
21254 * genrecog.c (process_define_predicate): Add cast to enum type.
21255 * gensupport.c (init_predicate_table): Add cast to enum type.
21256 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21258 (gimple_build_call_1, gimple_build_label): Likewise.
21259 (gimple_build_goto, gimple_build_asm_1): Likewise.
21260 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21261 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21262 (enum fallback): Rename from enum fallback_t.
21263 (fallback_t): Typedef as int.
21264 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21265 GSI_SAME_STMT in function call.
21266 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21268 (setup_reg_class_relations): Likewise.
21269 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21270 (setup_prohibited_class_mode_regs): Add cast to enum type.
21271 (setup_prohibited_mode_move_regs): Likewise.
21272 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21273 (record_address_regs): Change i to enum reg_class.
21274 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21275 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21276 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21277 (GET_MODE_2XWIDER_MODE): Likewise.
21278 (GET_CLASS_NARROWEST_MODE): Likewise.
21279 * omp-low.c (expand_omp_for): Add cast to enum type.
21280 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21281 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21282 * postreload.c (reload_cse_simplify_operands): Change rclass local
21284 * predict.c (combine_predictions_for_insn): Change best_predictor
21285 and predictor to enum br_predictor.
21286 (combine_predictions_for_bb): Likewise.
21287 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21288 use SET_PREDICT_EXPR_OUTCOME.
21289 * real.c (real_arithmetic): Change icode to code in function call.
21290 * reginfo.c (init_move_cost): Add casts to enum type.
21291 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21292 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21294 * reload.c (find_valid_class): Add casts to enum type.
21295 (push_reload): Change 0 to NO_REGS in function call.
21296 (find_reloads): Change this_alternative to array of enum
21297 reg_class. Remove some now-unnecessary casts.
21298 (make_memloc): Change 0 to VOIDmode in function call.
21299 * reload1.c (reload): Change 0 to VOIDmode in function call.
21300 (eliminate_regs_1, elimination_effects): Likewise.
21301 (eliminate_regs_in_insn): Likewise.
21302 (emit_input_reload_insns): Add cast to enum type.
21303 (delete_output_reload): Change 0 to VOIDmode in function call.
21304 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21305 to enum type in function call.
21306 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21307 (SET_PREDICT_EXPR_OUTCOME): Define.
21308 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21309 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21310 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21311 (dump_function): Likewise.
21312 * tree-dump.h: Update declarations.
21313 * tree-pass.h: Update declarations.
21314 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21315 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21317 (arm_rtx_costs_1): Correct parenthesization.
21318 (arm_rtx_costs): Add casts to enum type.
21319 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21320 (vfp_emit_fstmd): Use add_rg_note.
21321 (emit_multi_reg_push, emit_sfm): Likewise.
21322 (thumb_set_frame_pointer): Likewise.
21323 (arm_expand_prologue): Likewise.
21324 (arm_regno_class): Change return type to enum reg_class.
21325 (thumb1_expand_prologue): Use add_reg_note.
21326 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21327 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21329 * config/arm/gentune.sh: Add cast to enum type.
21330 * config/arm/arm-tune.md: Rebuild.
21331 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21332 (ix86_split_fp_branch, predict_jump): Likewise.
21333 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21334 insn_code to enum rtx_code.
21335 (ix86_builtin_vectorized_function): Add cast to enum type.
21336 * config/i386/i386.md (truncdfsf2): Change slot to enum
21338 (truncxf<mode>2, isinf<mode>2): Likewise.
21339 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21341 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21342 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21343 (insert_bundle_state): Change 1 to INSERT in function call.
21344 (ia64_add_bundle_selector_before): Likewise.
21345 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21346 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21347 (restore_stack_nonlocal): Likewise.
21348 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21350 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21352 (mips_rtx_costs): Likewise.
21353 (mips_override_options): Add casts to enum type.
21354 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21356 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21357 (store_reg, set_reg_plus_d): Likewise.
21358 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21359 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21361 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21363 (emit_unlikely_jump): Use add_reg_note.
21364 (rs6000_emit_allocate_stack): Likewise.
21365 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21366 (output_toc): Change 1 to INSERT in function call.
21367 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21368 (rs6000_initialize_trampoline): Likewise.
21369 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21371 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21372 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21373 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21374 (save_gprs): Use add_reg_note.
21375 (s390_emit_prologue): Likewise.
21376 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21377 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21378 (sparc_fold_builtin): Add cast to enum type.
21379 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21381 (spu_expand_prologue): Use add_reg_note.
21382 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21384 2009-04-20 Ian Lance Taylor <iant@google.com>
21386 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21387 (c_parser_postfix_expression_after_primary): Get VEC for list of
21388 arguments. Get original types of arguments. Call
21389 build_function_call_vec.
21390 (cached_expr_list_1, cached_expr_list_2): New static variables.
21391 (c_parser_expr_list): Change return type to VEC *. Add
21392 p_orig_types parameter. Change all callers.
21393 (c_parser_release_expr): New static function.
21394 (c_parser_vec_to_tree_list): New static function.
21395 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21396 call build_function_call_vec.
21397 (build_function_call_vec): New function, based on old
21398 build_function_call.
21399 (convert_arguments): Remove nargs and argarray parameters. Change
21400 values to a VEC. Add origtypes parameter.
21401 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21402 (convert_for_assignment): Add origtype parameter. Change all
21403 callers. If warn_cxx_compat, check for conversion to an enum
21404 type when calling a function.
21405 (store_init_value): Add origtype parameter. Change all callers.
21406 (digest_init): Likewise.
21407 (struct init_node): Add origtype field.
21408 (add_pending_init): Add origtype parameter. Change all callers.
21409 (output_init_element): Likewise.
21410 (output_pending_init_elements): Pass origtype from init_node to
21411 output_init_element.
21412 (process_init_element): Pass origtype from c_expr to
21413 output_init_element.
21414 (c_finish_return): Add origtype parameter. Change all callers.
21415 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21417 (sync_resolve_params): Likewise.
21418 (sync_resolve_return): Change params to first_param. Change caller.
21419 (resolve_overloaded_builtins): Change params to VEC *. Change
21420 callers. Save first parameter around call to build_function_call_vec.
21421 * c-decl.c (finish_decl): Add origtype parameter. Change all
21422 callers. Call build_function_call_vec rather than
21423 build_function_call for cleanup.
21424 * c-tree.h: Update declarations.
21425 * c-common.h: Update declarations.
21426 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21427 params to first_param.
21428 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21429 params parameter from tree to void *.
21430 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21431 Change arglist parameter to have type void *, and to be a pointer
21433 * config/rs6000/rs6000-protos.h
21434 (altivec_resolve_overloaded_builtin): Update declaration.
21435 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21436 fnargs parameter to have type void *, and to be a pointer to a
21437 VEC. Call build_function_call_vec instead of
21438 build_function_call.
21439 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21441 2009-04-20 Joey Ye <joey.ye@intel.com>
21442 Xuepeng Guo <xuepeng.guo@intel.com>
21443 H.J. Lu <hongjiu.lu@intel.com>
21445 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21447 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21448 (IX86_LEA_PRIORITY): Likewise.
21449 (distance_non_agu_define): New function.
21450 (distance_agu_use): Likewise.
21451 (ix86_lea_for_add_ok): Likewise.
21452 (ix86_dep_by_shift_count): Likewise.
21454 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21455 should split for LEA.
21457 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21459 (ix86_dep_by_shift_count): Likewise.
21461 2009-04-20 Richard Guenther <rguenther@suse.de>
21463 * expr.c (handled_component_p): Move ...
21464 * tree.h (handled_component_p): ... here.
21465 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21466 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21467 and REALPART_EXPR to be in one group.
21469 2009-04-20 Richard Guenther <rguenther@suse.de>
21471 * basic-block.h (get_all_dominated_blocks): Declare.
21472 * dominance.c (get_all_dominated_blocks): New function.
21473 * tree-cfg.c (get_all_dominated_blocks): Remove.
21474 (remove_edge_and_dominated_blocks): Adjust.
21475 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21476 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21477 instead of recursing.
21479 2009-04-20 Doug Kwan <dougkwan@google.com>
21481 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21482 (struct cgraph_node_set_def): New type.
21483 (cgraph_node_set) New type. Also declare vector functions.
21484 (struct cgraph_node_set_element_def): New type.
21485 (cgraph_node_set_element): Ditto.
21486 (cgraph_node_set_iterator): New iterator type.
21487 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21488 cgraph_node_set_remove, dump_cgraph_node_set,
21489 debug_cgraph_node_set): New prototypes.
21490 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21491 cgraph_node_set_size): New inlines.
21492 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21493 including cgraph.h.
21494 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21495 argument to function 'write_summary'.
21496 * ipa.c: Include ggc.h.
21497 (hash_cgraph_node_set_element,
21498 eq_cgraph_node_set_element, cgraph_node_set_new,
21499 cgraph_node_set_add, cgraph_node_set_remove,
21500 cgraph_node_set_find, dump_cgraph_node_set,
21501 debug_cgraph_node_set): New functions.
21502 * Makefile.in (ipa.o): Add dependency on GGC_H.
21504 2009-04-20 Ira Rosen <irar@il.ibm.com>
21506 PR tree-optimization/39675
21507 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21508 check of the return code of vect_schedule_slp. Check that
21509 stmt_vec_info still exists for the statement, before checking its
21510 vectorization type.
21512 2009-04-20 Michael Matz <matz@suse.de>
21514 * Makefile.in (generated_files): Take out $(simple_generated_c).
21516 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21518 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21519 (UINTPTR_TYPE): Likewise.
21521 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21524 * c-typeck.c (digest_init): Check for initializing an array with a
21527 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21530 * c-semantics.c (pop_stmt_list): Propagate
21531 STATEMENT_LIST_HAS_LABEL to parent statement list.
21533 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21535 * config/mips/mips.h (mips_tune_attr): New macro.
21536 * config/mips/mips.md (cpu): Use it.
21538 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21541 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21544 2009-04-19 Diego Novillo <dnovillo@google.com>
21546 * toplev.c (compile_file): Move call to coverage_finish ...
21547 * cgraphunit.c (ipa_passes): ... here.
21548 Call cgraph_process_new_functions.
21549 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21550 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21552 2009-04-19 Jan Hubicka <jh@suse.cz>
21554 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21556 (dump_cgraph_node): Dump can throw external flag.
21557 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21559 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21563 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21564 * common.opt (Wlogical-op): Move from here...
21565 * c.opt (Wlogical-op): ... to here.
21566 * c-typeck.c (parser_build_binary_op): Update call to
21567 warn_logical_operator.
21568 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21570 * c-common.c (warn_logical_op): Update.
21571 * c-common.h (warn_logical_op): Update declaration.
21573 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21575 * tree.c (protected_set_expr_location): Fix formatting.
21577 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21580 * c-typeck.c (readonly_warning): new.
21581 (build_unary_op, build_modify_expr): Use readonly_warning for
21582 storing into something readonly but not const-qualified.
21584 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21587 * c-typeck.c (build_unary_op): Check for taking address of
21588 expression of type void.
21590 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21593 * c-typeck.c (build_function_call): Check for calling a function
21594 with qualified void return types. Call require_complete_type when
21597 2009-04-18 Jan Hubicka <jh@suse.cz>
21599 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21601 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21602 can_throw_external flag.
21603 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21604 * ipa-pure-const.c (ignore_edge): New function.
21605 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21606 only over can_throw_external edges.
21607 (local_pure_const): Add nothrow flag.
21608 * ipa-utils.c (searchc): Add ignore_edge callback.
21609 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21610 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21611 (set_nothrow_function_flags): Update cgraph.
21612 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21614 2009-04-18 Richard Guenther <rguenther@suse.de>
21616 PR middle-end/39804
21617 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21618 (fold_stmt): ... this and ...
21619 (fold_stmt_inplace): ... this.
21620 (fold_stmt_1): Fold references in calls and asms.
21621 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21623 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21625 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21626 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21628 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21630 * tree.c (function_args_count): Remove.
21631 * tree.h: Remove the prototype for function_args_count.
21633 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21635 * tree-iterator.c (expr_only): Remove.
21636 * tree.h: Remove the prototype for expr_only.
21638 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21640 * reginfo.c (cannot_change_mode_set_regs): Remove.
21641 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21643 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21645 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21646 whether operands 0 and 1 overlaps.
21648 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21650 PR middle-end/36902
21651 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21652 pointer. Use warning_at instead of warning.
21653 (search_for_addr_array): Likewise.
21654 (check_array_bounds): Likewise.
21655 (check_all_array_refs): Check that the incoming edge is not in the
21656 list of edges to be removed.
21657 (check_all_array_refs): Avoid the temporal pointer.
21658 (vrp_visit_cond_stmt): Fix typo.
21659 (simplify_switch_using_ranges): Handle the case where the switch
21660 index is an integer constant.
21662 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21664 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21666 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21668 * doc/extend.texi, doc/invoke.texi: Fix typos.
21670 2009-04-17 Cary Coutant <ccoutant@google.com>
21672 * tree-flow-inline.h (get_lineno): Fix inverted test.
21674 2009-04-17 Diego Novillo <dnovillo@google.com>
21676 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21677 assertion for AVAIL_OUT.
21679 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21682 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21683 * config/sh/linux-atomic.asm: Likewise.
21685 2009-04-17 Diego Novillo <dnovillo@google.com>
21687 * except.c (debug_eh_tree): New.
21688 (struct eh_region, struct eh_status): Move ...
21689 * except.h: ... here.
21690 (add_type_for_runtime): Declare extern.
21691 (lookup_type_for_runtime): Likewise.
21692 (debug_eh_tree): Declare.
21693 * Makefile.in (GTFILES): List except.h before except.c
21695 2009-04-17 Diego Novillo <dnovillo@google.com>
21697 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21698 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21699 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21700 (find_vars_r): ... here.
21701 * tree-flow.h (find_referenced_vars_in): Declare.
21702 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21703 that AVAIL_OUT exists for BLOCK.
21704 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21705 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21706 (tree-parloops.o): Likewise.
21708 2009-04-17 Simon Baldwin <simonb@google.com>
21710 * toplev.c (default_tree_printer): Add handling for %E format.
21712 2009-04-17 Diego Novillo <dnovillo@google.com>
21714 * tree-pretty-print.c (dump_generic_node): Add break after
21715 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21716 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21717 FUNCTION_TYPE together. Call print_struct_decl when printing
21718 structures and TDF_SLIM is not given.
21719 (print_struct_decl): Fix logic for detecting recursion.
21721 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21724 * gcc.c (create_at_file): New.
21725 (compile_input_file_p): New.
21726 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21727 * main.c (main): Update call to toplev_main.
21728 * toplev.c (toplev_main): Change signature. Call expandargv.
21729 * toplev.h (toplev_main): Change signature.
21731 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21733 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21734 if the latter is not constant.
21736 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21738 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21740 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21742 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21743 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21745 2009-04-17 Richard Guenther <rguenther@suse.de>
21747 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21748 Handle component references view-converting an invariant address.
21750 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21752 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21753 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21754 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21755 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21756 Use @deftypevr rather than @deftypevar.
21758 2009-04-17 Richard Guenther <rguenther@suse.de>
21760 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21761 (get_prop_source_stmt): Likewise.
21762 (can_propagate_from): Likewise.
21764 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21766 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21767 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21768 (--with-multilib-list): Add default value.
21769 * configure: Regenerate.
21770 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21771 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21772 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21773 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21774 Don't add default cpu to multilib list unnecessarily, but do enable
21775 the relevant compiler option..
21776 Add support for --with-multilib-list=<blank> and
21777 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21778 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21779 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21780 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21781 TM_MULTILIB_CONFIG.
21782 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21783 (MULTILIB_OSDIRNAMES): New variable.
21784 * config/sh/t-1e: Delete file.
21785 * config/sh/t-mlib-sh1: Delete file.
21786 * config/sh/t-mlib-sh2: Delete file.
21787 * config/sh/t-mlib-sh2a: Delete file.
21788 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21789 * config/sh/t-mlib-sh2a-single: Delete file.
21790 * config/sh/t-mlib-sh2a-single-only: Delete file.
21791 * config/sh/t-mlib-sh2e: Delete file.
21792 * config/sh/t-mlib-sh3e: Delete file.
21793 * config/sh/t-mlib-sh4: Delete file.
21794 * config/sh/t-mlib-sh4-nofpu: Delete file.
21795 * config/sh/t-mlib-sh4-single: Delete file.
21796 * config/sh/t-mlib-sh4-single-only: Delete file.
21797 * config/sh/t-mlib-sh4a: Delete file.
21798 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21799 * config/sh/t-mlib-sh4a-single: Delete file.
21800 * config/sh/t-mlib-sh4a-single-only: Delete file.
21801 * config/sh/t-mlib-sh4al: Delete file.
21802 * config/sh/t-mlib-sh5-32media: Delete file.
21803 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21804 * config/sh/t-mlib-sh5-64media: Delete file.
21805 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21806 * config/sh/t-mlib-sh5-compact: Delete file.
21807 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21808 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21809 * doc/install.texi (Options specification): Add
21810 --with-multilib-list and --with-endian.
21812 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21814 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21816 (OBJS-common): Add plugin-version.o.
21817 (plugin-version.o): New.
21818 * gcc-plugin.h (plugin_gcc_version): New.
21819 (plugin_default_version_check): New.
21820 (plugin_init_func, plugin_init): Add version argument.
21821 * plugin-version.c: New.
21822 * plugin.c (str_plugin_gcc_version_name): New.
21823 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21824 pass it to the init function.
21825 (plugin_default_version_check): New.
21827 2009-04-17 Richard Guenther <rguenther@suse.de>
21829 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21830 for decl-vs-decl disambiguation.
21832 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21834 * config/s390/s390.h (s390_tune_attr): New macro definition.
21835 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21837 2009-04-17 Richard Guenther <rguenther@suse.de>
21839 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21840 (fold_stmt_r): Likewise.
21841 (maybe_fold_reference): New function.
21842 (fold_gimple_assign): Handle cases fold_stmt_r did.
21843 (fold_stmt): Do not use fold_stmt_r.
21844 (fold_stmt_inplace): Likewise.
21846 2009-04-17 Richard Guenther <rguenther@suse.de>
21848 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21849 (record_equivalences_from_stmt): Remove useless checks and
21851 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21852 the type is already suitable.
21854 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21856 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21858 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21860 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21861 (CMPtype): Define as __gcc_CMPtype.
21863 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21865 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21866 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21868 2009-04-17 Richard Guenther <rguenther@suse.de>
21870 PR tree-optimization/39746
21871 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21872 special-casing for builtins and static variable use/def.
21873 (call_may_clobber_ref_p_1): Likewise.
21875 2009-04-16 Ian Lance Taylor <iant@google.com>
21877 * df.h: Include "timevar.h".
21878 (struct df_problem): Change tv_id field to timevar_id_t.
21879 * tree-pass.h: Include "timevar.h".
21880 (struct opt_pass): Change tv_id field to timevar_id_t.
21881 * timevar.h (timevar_id_t): Define TV_NONE.
21882 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21883 TV_NONE rather than tv_id != 0.
21884 (execute_one_pass): Likewise.
21885 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21886 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21887 dependencies to $(TREE_PASS_H).
21888 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21890 (pass_branch_target_load_optimize2): Likewise.
21891 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21892 (pass_outof_cfg_layout_mode): Likewise.
21893 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21894 (pass_rebuild_cgraph_edges): Likewise.
21895 (pass_remove_cgraph_callee_edges): Likewise.
21896 * df-core.c (pass_df_initialize_opt): Likewise.
21897 (pass_df_initialize_no_opt): Likewise.
21898 (pass_df_finish): Likewise.
21899 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21900 * except.c (pass_set_nothrow_function_flags): Likewise.
21901 (pass_convert_to_eh_region_ranges): Likewise.
21902 * final.c (pass_compute_alignments): Likewise.
21903 * function.c (pass_instantiate_virtual_regs): Likewise.
21904 (pass_init_function): Likewise.
21905 (pass_leaf_regs): Likewise.
21906 (pass_match_asm_constraints): Likewise.
21907 * gimple-low.c (pass_lower_cf): Likewise.
21908 (pass_mark_used_blocks): Likewise.
21909 * init-regs.c (pass_initialize_regs): Likewise.
21910 * integrate.c (pass_initial_value_sets): Likewise.
21911 * ira.c (pass_ira): Likewise.
21912 * jump.c (pass_cleanup_barriers): Likewise.
21913 * omp-low.c (pass_expand_omp): Likewise.
21914 (pass_lower_omp): Likewise.
21915 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21916 * recog.c (pass_split_all_insns): Likewise.
21917 (pass_split_after_reload): Likewise.
21918 (pass_split_before_regstack): Likewise.
21919 (pass_split_before_sched2): Likewise.
21920 (pass_split_for_shorten_branches): Likewise.
21921 * reginfo.c (pass_reginfo_init): Likewise.
21922 (pass_subregs_of_mode_init): Likewise.
21923 (pass_subregs_of_mode_finish): Likewise.
21924 * passes.c (pass_postreload): Likewise.
21925 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21926 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21927 (pass_warn_function_return): Likewise.
21928 (pass_warn_function_noreturn): Likewise.
21929 * tree-complex.c (pass_lower_complex): Likewise.
21930 (pass_lower_complex_O0): Likewise.
21931 * tree-if-conv.c (pass_if_conversion): Likewise.
21932 * tree-into-ssa.c (pass_build_ssa): Likewise.
21933 * tree-mudflap.c (pass_mudflap_1): Likewise.
21934 (pass_mudflap_2): Likewise.
21935 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21936 (pass_mudflap_2): Likewise.
21937 * tree-nrv.c (pass_return_slot): Likewise.
21938 * tree-object-size.c (pass_object_sizes): Likewise.
21939 * tree-optimize.c (pass_all_optimizations): Likewise.
21940 (pass_early_local_passes): Likewise.
21941 (pass_all_early_optimizations): Likewise.
21942 (pass_cleanup_cfg): Likewise.
21943 (pass_cleanup_cfg_post_optimizing): Likewise.
21944 (pass_free_datastructures): Likewise.
21945 (pass_free_cfg_annotations): Likewise.
21946 (pass_fixup_cfg): Likewise.
21947 (pass_init_datastructures): Likewise.
21948 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21949 (pass_late_warn_uninitialized): Likewise.
21950 (pass_update_address_taken): Likewise.
21951 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21952 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21953 (pass_cse_sincos): Likewise.
21954 (pass_convert_to_rsqrt): Likewise.
21955 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21956 * tree-stdarg.c (pass_stdarg): Likewise.
21957 * tree-tailcall.c (pass_tail_recursion): Likewise.
21958 (pass_tail_calls): Likewise.
21959 * tree-vect-generic.c (pass_lower_vector): Likewise.
21960 (pass_lower_vector_ssa): Likewise.
21961 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21963 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21965 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21967 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21969 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21970 logical and signext.
21972 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21975 * config/sh/predicates.md (arith_operand): Check if the operand
21976 of TRUNCATE is a REG.
21978 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21980 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21981 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21983 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21985 * tree-iterator.c (tsi_split_statement_list_after,
21986 tsi_split_statement_list_before): Remove.
21987 * tree-iterator.h: Remove the prototypes for
21988 tsi_split_statement_list_after and tsi_split_statement_list_before.
21990 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21992 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21993 * tree-ssa-propagate.h: Remove the prototype for
21994 stmt_makes_single_load.
21996 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21998 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21999 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22001 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22003 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22005 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22007 * except.c (eh_region_outer_p): Remove.
22008 * except.h: Remove the prototype for eh_region_outer_p.
22010 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22012 * function.c (current_function_assembler_name): Remove.
22013 * function.h: Remove the prototype for
22014 current_function_assembler_name.
22016 2009-04-16 Ian Lance Taylor <iant@google.com>
22018 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22019 (add_reg_note): Call alloc_reg_note.
22020 * rtl.h (alloc_reg_note): Declare.
22021 * combine.c (try_combine): Use alloc_reg_note.
22022 (recog_for_combine, move_deaths): Likewise.
22023 (distribute_notes): Use alloc_reg_note and add_reg_note.
22024 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22025 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22026 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22028 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22030 PR rtl-optimization/39762
22031 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22032 ira_may_move_out_cost): Add comments about way of their usage.
22033 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22035 * ira-conflicts.c (process_regs_for_copy): Use function
22036 ira_get_register_move_cost instead of global
22037 ira_register_move_cost.
22039 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22040 color_pass, move_spill_restore, update_curr_costs): Ditto.
22042 * ira-lives.c (process_single_reg_class_operands): Ditto.
22044 * ira-emit.c (emit_move_list): Ditto.
22046 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22047 (record_reg_classes): Ditto. Use functions
22048 ira_get_register_move_cost and ira_get_may_move_cost instead of
22049 global vars ira_register_move_cost, ira_may_move_out_cost and
22050 ira_may_move_in_cost.
22051 (record_address_regs): Don't call ira_init_register_move_cost.
22052 Use function ira_get_may_move_cost instead of global
22053 ira_may_move_in_cost.
22054 (process_bb_node_for_hard_reg_moves): Use function
22055 ira_get_register_move_cost instead of global ira_register_move_cost.
22056 (ira_costs): Don't call ira_init_register_move_cost.
22058 2009-04-16 Richard Guenther <rguenther@suse.de>
22060 * tree-cfg.c (verify_gimple_assign_binary):
22061 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22062 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22063 (create_general_new_stmt): Note that this function is broken.
22065 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22067 * common.opt (fhelp): Add Var(help_flag).
22068 * gcc-plugin.h (plugin_info): Add help.
22069 * plugin.c (plugin_name_args): Add help.
22070 (register_plugin_info): Set plugin->help.
22071 (print_help_one_plugin): New.
22072 (print_plugins_help): New.
22073 * plugin.h (print_plugins_help): New.
22074 * toplev.c (toplev_main): Call print_plugins_help if needed.
22076 2009-04-16 Richard Guenther <rguenther@suse.de>
22078 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22079 (gimple_ior_addresses_taken_1): New function.
22080 (gimple_ior_addresses_taken): Likewise.
22081 * gimple.h (struct gimple_statement_with_ops_base): Remove
22082 addresses_taken member.
22083 (gimple_ior_addresses_taken): Declare.
22084 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22085 gimple_set_addresses_taken): Remove.
22086 * ipa-reference.c (mark_address): New function.
22087 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22088 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22089 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22090 (gimple_add_to_addresses_taken): Remove.
22091 (get_tmr_operands): Call mark_address_taken.
22092 (get_asm_expr_operands): Likewise.
22093 (get_expr_operands): Likewise.
22094 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22095 (free_stmt_operands): Do not free it.
22096 * tree-ssa.c (delete_tree_ssa): Likewise.
22097 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22099 2009-04-16 Richard Guenther <rguenther@suse.de>
22101 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22102 (walk_stmt_load_store_ops): Likewise.
22103 * gimple.c (get_base_loadstore): New function.
22104 (walk_stmt_load_store_addr_ops): Likewise.
22105 (walk_stmt_load_store_ops): Likewise.
22106 * ipa-pure-const.c (check_op): Simplify.
22107 (check_load, check_store): New functions.
22108 (check_stmt): Use walk_stmt_load_store_ops.
22109 * ipa-reference.c (mark_load): Adjust signature.
22110 (mark_store): Likewise.
22111 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22113 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22115 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22116 (plugin_info): New.
22117 * opts.c (common_handle_option): Don't call print_version.
22118 * plugin.c (plugin_name_args): Add version.
22119 (register_plugin_info): New.
22120 (register_callback): Handle PLUGIN_INFO.
22121 (try_init_one_plugin): New.
22122 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22124 (finalize_one_plugin): New.
22125 (finalize_plugins): New.
22126 (print_one_plugin): New.
22127 (print_plugins_versions): New.
22128 * plugin.h (print_plugins_versions): New.
22129 (finalize_plugins): New.
22130 * toplev.c (compile_file): Don't call initialize_plugins.
22131 (print_version): Call print_plugins_versions.
22132 (toplev_main): Call initialize_plugins. Print version if needed.
22133 Call finalize_plugins.
22135 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22137 * common.opt (fversion): New.
22138 * gcc.c (print_version): New.
22139 (process_command): Don't print the version. Just set print_version.
22140 (main): Print version. Call subprocesses if print_version and
22141 verbose_flag are set.
22142 * opts.c (common_handle_option): Handle OPT_fversion.
22144 2009-04-16 Richard Guenther <rguenther@suse.de>
22145 Ira Rosen <irar@il.ibm.com>
22147 PR tree-optimization/39698
22148 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22149 type of the reduction variable. Only generate the def if
22152 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22153 make sure to first convert to an integer of the same precision.
22154 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22155 the type of the evolution correctly in computing the new
22156 induction variable base.
22158 2009-04-16 Richard Guenther <rguenther@suse.de>
22160 PR middle-end/39625
22161 * tree-cfg.c (make_blocks): Split statements with to-be
22162 abnormal SSA names on the lhs.
22164 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22166 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22167 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22168 * c-typeck.c (really_start_incremental_init): Likewise.
22169 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22170 (TARGET_INITIALIZER): Remove it.
22171 * target.h (struct target): Remove vector_opaque_p.
22172 * tree.c (build_opaque_vector_type): New.
22173 * tree.h (TYPE_VECTOR_OPAQUE): New.
22174 (build_opaque_vector_type): Declare.
22175 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22176 * config/rs6000/rs6000.c (build_opaque_vector_type,
22177 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22178 (rs6000_init_builtins): Use build_opaque_vector_type for
22179 opaque_V4SI_type_node.
22181 2009-04-15 Catherine Moore <clm@codesourcery.com>
22183 * debug.h (set_name): Declare.
22184 * dwarf2out.c (dwarf2out_set_name): Declare.
22185 (dwarf2_debug_hooks): Add set_name.
22186 (find_AT_string): New.
22187 (add_AT_string): Call find_AT_string.
22188 (dwarf2out_set_name): New.
22189 * cp/decl.c (grokdeclarator): Call set_name.
22190 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22191 * debug.c (do_nothing_debug_hooks): Likewise.
22192 * dbxout.c (dbx_debug_hooks): Likewise.
22193 * sdbout.c (sdb_debug_hooks): Likewise.
22195 2009-04-15 Michael Eager <eager@eagercon.com>
22197 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22198 reg for single-precision FPU.
22199 * config/rs6000/rs6000.md (movsi_internal1): Only for
22200 !TARGET_SINGLE_FPU.
22201 (movsi_internal1_single): New. Add pattern to move SI values to/from
22202 single-precision FP regs.
22204 2009-04-15 Richard Guenther <rguenther@suse.de>
22206 * omp-low.c (lower_rec_input_clauses): Build correct address
22208 (expand_omp_for_generic): Fix multiplication type.
22209 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22210 (generate_memset_zero): Fix types.
22211 * tree-profile.c (prepare_instrumented_value): Correctly
22214 2009-04-15 Ian Lance Taylor <iant@google.com>
22216 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22217 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22218 for -Wall and for -Wc++-compat.
22219 (c_common_post_options): For C++, set warn_enum_compare if not
22221 * c-tree.h (struct c_expr): Add field original_type.
22222 (build_external_ref): Update declaration.
22223 * c-parser.c (c_parser_braced_init): Set original_type.
22224 (c_parser_initelt): Likewise.
22225 (c_parser_expr_no_commas): Likewise.
22226 (c_parser_conditional_expression): Likewise.
22227 (c_parser_cast_expression): Likewise.
22228 (c_parser_unary_expression): Likewise. Pull setting of
22229 original_code to top of function.
22230 (c_parser_sizeof_expression): Set original_type.
22231 (c_parser_alignof_expression): Likewise.
22232 (c_parser_postfix_expression): Likewise. Pull setting of
22233 original_code to top of function.
22234 (c_parser_postfix_expression_after_paren_type): Set original_type.
22235 (c_parser_postfix_expression_after_primary): Likewise.
22236 (c_parser_expression): Likewise.
22237 * c-typeck.c (build_external_ref): Add type parameter. Change all
22239 (c_expr_sizeof_expr): Set original_type field.
22240 (parser_build_unary_op): Likewise.
22241 (parser_build_binary_op): Likewise. Optionally warn about
22242 comparisons of enums of different types.
22243 (digest_init): Set original_type field.
22244 (really_start_incremental_init): Likewise.
22245 (push_init_level, pop_init_level): Likewise.
22246 * doc/invoke.texi (Warning Options): -Wenum-compare now
22249 2009-04-15 Richard Guenther <rguenther@suse.de>
22251 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22252 out a necessary conversion.
22253 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22254 names we didn't value number.
22255 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22257 2009-04-15 Richard Guenther <rguenther@suse.de>
22259 PR tree-optimization/39764
22260 * tree-ssa-ccp.c (get_value): Canonicalize value with
22261 canonicalize_float_value.
22263 2009-04-15 Jan Hubicka <jh@suse.cz>
22265 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22266 Wrong version of patch.
22268 2009-04-15 Jan Hubicka <jh@suse.cz>
22270 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22272 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22274 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22275 our distinct integral and vector types.
22277 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22279 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22280 * init.c (build_vtbl_address): Remove call to assemble_external.
22282 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22284 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22285 output for other floating point modes.
22287 2009-04-14 Diego Novillo <dnovillo@google.com>
22289 * diagnostic.c (diagnostic_report_diagnostic): Do not
22290 warn about loaded plugins for DK_ERROR and DK_WARNING.
22291 * c-decl.c (declspecs_add_type): Move call to
22292 invoke_plugin_callbacks ...
22293 * c-parser.c (c_parser_declspecs): ... here.
22294 * plugin.c (dump_active_plugins): Tidy output.
22296 2009-04-14 Diego Novillo <dnovillo@google.com>
22297 Le-Chun Wu <lcwu@google.com>
22299 * configure.ac: Add --enable-plugin support.
22300 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22301 * Makefile.in (PLUGIN_H): Define.
22302 Export ENABLE_PLUGIN and GMPINC to site.exp.
22303 Add PLUGINLIBS to link command.
22304 Add/modify dependencies for plugin.o and files including plugin.h.
22306 * config.in: Regenerate.
22308 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22311 2009-04-14 Le-Chun Wu <lcwu@google.com>
22313 * tree-pass.h (register_one_dump_file): Add a prototype for
22314 register_one_dump_file.
22315 * toplev.c (compile_file): Call initialize_plugins.
22316 (do_compile): Call invoke_plugin_callbacks.
22317 (toplev_main): Call invoke_plugin_callbacks.
22318 * common.opt: Add -fplugin= and -fplugin-arg-.
22319 * gcc-plugin.h: New public header file for plugins to include.
22320 * plugin.c: New source file.
22321 * plugin.h: New internal header file.
22322 * passes.c (register_one_dump_file): Make it external.
22324 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22326 2009-04-14 Diego Novillo <dnovillo@google.com>
22328 * doc/plugins.texi: New.
22329 * doc/gccint.texi: Add reference to Plugins chapter.
22330 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22331 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22332 loaded plugins, if any.
22333 * timevar.def (TV_PLUGIN_INIT): Define.
22334 (TV_PLUGIN_RUN): Define.
22335 * plugin.c: Include timevar.h
22336 (plugins_active_p): New.
22337 (dump_active_plugins): New.
22338 (debug_active_plugins): New.
22340 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22342 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22344 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22346 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22348 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22349 the same as a minus without a shift.
22351 2009-04-14 Nick Clifton <nickc@redhat.com>
22353 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22354 comparisons with small integers will always produce a short
22357 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22360 2008-12-19 Diego Novillo <dnovillo@google.com>
22362 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22364 2009-04-14 Richard Guenther <rguenther@suse.de>
22366 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22368 (verify_gimple_assign_binary): Likewise. Handle shifts and
22370 (verify_gimple_phi): Print the mismatched argument position.
22371 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22373 (vect_update_init_of_dr): Likewise.
22374 * matrix-reorg.c (transform_access_sites): Do what the
22376 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22378 2009-04-13 Michael Eager <eager@eagercon.com>
22380 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22381 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22382 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22383 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22384 remove duplicate config
22386 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22388 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22389 file_name:line_number type locator of the call site.
22391 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22393 * genautomata.c: Put blank after comma.
22394 (automaton_decls): New.
22395 (struct unit_usage): Add comments to member next.
22396 (store_alt_unit_usage): Keep the list ordered.
22397 (unit_present_on_list_p, equal_alternatives_p): New.
22398 (check_regexp_units_distribution): Check units distribution
22399 correctness correctly.
22400 (main): Don't write automata if error is found. Return correct
22403 * config/m68k/cf.md (cfv4_ds): Remove.
22404 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22405 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22407 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22408 power4-load-ext, power4-store, power4-store-update,
22409 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22410 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22411 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22412 power4-sqrt, power4-isync): Modify reservation to make correct
22413 unit distribution to automata.
22415 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22416 power5-store-update, power5-two, power5-three, power5-lmul,
22417 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22419 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22421 * except.c (pass_set_nothrow_function_flags): Set name and add
22423 (set_nothrow_function_flags): Mention in the dump file when
22424 changing a function to nothrow.
22426 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22429 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22430 instead of unsigned long.
22432 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22434 * config/arm/arm.c (return_used_this_function): Remove.
22435 (arm_output_function_prologue): Remove use of
22436 return_used_this_function.
22437 (output_return_instruction): Replace use of
22438 return_used_this_function
22439 by cfun->machine->return_used_this_function.
22440 (arm_output_epilogue): Likewise.
22441 (arm_output_function_epilogue): Likewise.
22442 (thumb_unexpanded_epilogue): Likewise.
22443 * config/arm/arm.h (struct machine_function):
22444 New member return_used_this_function.
22446 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22448 * doc/install.texi: Correct description of default directory for
22449 --with-gxx-include-dir.
22451 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22453 * fold-const.c (build_range_check): Properly deal with enumeral and
22454 boolean base types.
22456 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22458 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22459 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22460 * params.h (MAX_GCSE_PASSES): Remove.
22461 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22462 in sequence. Remove ability to run multiple passes.
22463 (bypass_jumps): Report run as third CPROP pass.
22465 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22467 PR middle-end/39651
22468 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22469 when deciding whether the whole SEQUENCE can throw.
22471 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22474 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22475 offseted label references.
22477 2009-04-11 Jan Hubicka <jh@suse.cz>
22479 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22481 2009-04-11 Richard Guenther <rguenther@suse.de>
22483 PR middle-end/39732
22484 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22485 return variables as TREE_ADDRESSABLE.
22487 2009-04-11 Richard Guenther <rguenther@suse.de>
22489 PR tree-optimization/39713
22490 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22491 reference trees have SSA_NAME operands.
22493 2009-04-11 Richard Guenther <rguenther@suse.de>
22496 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22497 address expressions.
22499 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22501 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22502 match changes in Cygwin 1.7
22503 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22504 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22506 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22508 PR tree-optimization/39701
22509 * doc/invoke.texi (Optimization Options): Document change in
22510 meaning and initialization of -fdelete-null-pointer-checks.
22512 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22514 PR middle-end/39701
22515 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22517 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22520 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22522 2009-04-10 Chao-ying Fu <fu@mips.com>
22524 * doc/tm.texi (Instruction Output): Document
22525 TARGET_ASM_FINAL_POSTSCAN_INSN.
22526 * target.h (final_postscan_insn): New field in asm_out.
22527 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22528 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22529 * final.c (final_scan_insn): Call
22530 targetm.asm_out.final_postscan_insn after outputting
22531 an asm macro and a normal instruction.
22533 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22534 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22535 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22536 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22537 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22539 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22541 PR middle-end/39701
22542 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22543 variables as non-NULL even with -fdelete-null-pointer-checks.
22545 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22547 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22549 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22552 * config/i386/i386.c (classify_argument): Handle SCmode with
22553 (bit_offset % 64) != 0.
22555 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22557 * doc/invoke.texi (Optimize Options): Add cross-reference to
22558 -Q --help=optimizers examples.
22560 2009-04-10 Ben Elliston <bje@au.ibm.com>
22563 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22564 regalign for the reg == fpr and TDmode case.
22566 2009-04-09 David Ayers <ayers@fsfe.org>
22569 * objc/objc-act.c (warn_with_method): Remove helper function.
22570 (check_duplicates): Call warning and inform directly.
22571 (really_start_method): Likewise.
22573 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22575 * expmed.c (expand_divmod): Always use a comparison for a division
22576 by a large unsigned integer.
22578 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22579 for things others than variables or functions as nonzero.
22581 2009-04-09 Nick Clifton <nickc@redhat.com>
22583 * unwind-compat.c: Change copyright header to refer to version
22584 3 of the GNU General Public License with version 3.1 of the
22585 GCC Runtime Library Exception and to point readers at the
22586 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22587 * config/alpha/crtfastmath.c: Likewise.
22588 * config/alpha/linux-unwind.h: Likewise.
22589 * config/alpha/qrnnd.asm: Likewise.
22590 * config/alpha/vms-crt0-64.c: Likewise.
22591 * config/alpha/vms-crt0.c: Likewise.
22592 * config/alpha/vms-dwarf2.asm: Likewise.
22593 * config/alpha/vms-dwarf2eh.asm: Likewise.
22594 * config/alpha/vms-psxcrt0-64.c: Likewise.
22595 * config/alpha/vms-psxcrt0.c: Likewise.
22596 * config/alpha/vms_tramp.asm: Likewise.
22597 * config/arc/initfini.c: Likewise.
22598 * config/arc/lib1funcs.asm: Likewise.
22599 * config/arm/bpabi-v6m.S: Likewise.
22600 * config/arm/bpabi.S: Likewise.
22601 * config/arm/bpabi.c: Likewise.
22602 * config/arm/crti.asm: Likewise.
22603 * config/arm/crtn.asm: Likewise.
22604 * config/arm/ieee754-df.S: Likewise.
22605 * config/arm/ieee754-sf.S: Likewise.
22606 * config/arm/lib1funcs.asm: Likewise.
22607 * config/arm/libunwind.S: Likewise.
22608 * config/arm/linux-atomic.c: Likewise.
22609 * config/arm/mmintrin.h: Likewise.
22610 * config/arm/pr-support.c: Likewise.
22611 * config/arm/unaligned-funcs.c: Likewise.
22612 * config/arm/unwind-arm.c: Likewise.
22613 * config/arm/unwind-arm.h: Likewise.
22614 * config/avr/libgcc.S: Likewise.
22615 * config/bfin/crti.s: Likewise.
22616 * config/bfin/crtlibid.s: Likewise.
22617 * config/bfin/crtn.s: Likewise.
22618 * config/bfin/lib1funcs.asm: Likewise.
22619 * config/bfin/linux-unwind.h: Likewise.
22620 * config/cris/arit.c: Likewise.
22621 * config/cris/cris_abi_symbol.c: Likewise.
22622 * config/darwin-64.c: Likewise.
22623 * config/darwin-crt2.c: Likewise.
22624 * config/darwin-crt3.c: Likewise.
22625 * config/darwin.h: Likewise.
22626 * config/dbxelf.h: Likewise.
22627 * config/dfp-bit.c: Likewise.
22628 * config/dfp-bit.h: Likewise.
22629 * config/elfos.h: Likewise.
22630 * config/fixed-bit.c: Likewise.
22631 * config/fixed-bit.h: Likewise.
22632 * config/fp-bit.c: Likewise.
22633 * config/fp-bit.h: Likewise.
22634 * config/fr30/crti.asm: Likewise.
22635 * config/fr30/crtn.asm: Likewise.
22636 * config/fr30/lib1funcs.asm: Likewise.
22637 * config/freebsd-spec.h: Likewise.
22638 * config/frv/cmovd.c: Likewise.
22639 * config/frv/cmovh.c: Likewise.
22640 * config/frv/cmovw.c: Likewise.
22641 * config/frv/frvbegin.c: Likewise.
22642 * config/frv/frvend.c: Likewise.
22643 * config/frv/lib1funcs.asm: Likewise.
22644 * config/glibc-stdint.h: Likewise.
22645 * config/h8300/clzhi2.c: Likewise.
22646 * config/h8300/crti.asm: Likewise.
22647 * config/h8300/crtn.asm: Likewise.
22648 * config/h8300/ctzhi2.c: Likewise.
22649 * config/h8300/fixunssfsi.c: Likewise.
22650 * config/h8300/lib1funcs.asm: Likewise.
22651 * config/h8300/parityhi2.c: Likewise.
22652 * config/h8300/popcounthi2.c: Likewise.
22653 * config/i386/ammintrin.h: Likewise.
22654 * config/i386/att.h: Likewise.
22655 * config/i386/avxintrin.h: Likewise.
22656 * config/i386/biarch64.h: Likewise.
22657 * config/i386/bmmintrin.h: Likewise.
22658 * config/i386/cpuid.h: Likewise.
22659 * config/i386/cross-stdarg.h: Likewise.
22660 * config/i386/crtfastmath.c: Likewise.
22661 * config/i386/crtprec.c: Likewise.
22662 * config/i386/cygming-crtbegin.c: Likewise.
22663 * config/i386/cygming-crtend.c: Likewise.
22664 * config/i386/cygwin.asm: Likewise.
22665 * config/i386/emmintrin.h: Likewise.
22666 * config/i386/gmm_malloc.h: Likewise.
22667 * config/i386/gthr-win32.c: Likewise.
22668 * config/i386/i386.h: Likewise.
22669 * config/i386/immintrin.h: Likewise.
22670 * config/i386/linux-unwind.h: Likewise.
22671 * config/i386/linux64.h: Likewise.
22672 * config/i386/mm3dnow.h: Likewise.
22673 * config/i386/mmintrin-common.h: Likewise.
22674 * config/i386/mmintrin.h: Likewise.
22675 * config/i386/nmmintrin.h: Likewise.
22676 * config/i386/pmm_malloc.h: Likewise.
22677 * config/i386/pmmintrin.h: Likewise.
22678 * config/i386/smmintrin.h: Likewise.
22679 * config/i386/sol2-c1.asm: Likewise.
22680 * config/i386/sol2-ci.asm: Likewise.
22681 * config/i386/sol2-cn.asm: Likewise.
22682 * config/i386/sol2-gc1.asm: Likewise.
22683 * config/i386/tmmintrin.h: Likewise.
22684 * config/i386/unix.h: Likewise.
22685 * config/i386/w32-unwind.h: Likewise.
22686 * config/i386/wmmintrin.h: Likewise.
22687 * config/i386/x86-64.h: Likewise.
22688 * config/i386/x86intrin.h: Likewise.
22689 * config/i386/xmmintrin.h: Likewise.
22690 * config/ia64/crtbegin.asm: Likewise.
22691 * config/ia64/crtend.asm: Likewise.
22692 * config/ia64/crtfastmath.c: Likewise.
22693 * config/ia64/crti.asm: Likewise.
22694 * config/ia64/crtn.asm: Likewise.
22695 * config/ia64/fde-glibc.c: Likewise.
22696 * config/ia64/lib1funcs.asm: Likewise.
22697 * config/ia64/linux-unwind.h: Likewise.
22698 * config/ia64/quadlib.c: Likewise.
22699 * config/ia64/unwind-ia64.c: Likewise.
22700 * config/linux.h: Likewise.
22701 * config/m32c/m32c-lib1.S: Likewise.
22702 * config/m32c/m32c-lib2-trapv.c: Likewise.
22703 * config/m32c/m32c-lib2.c: Likewise.
22704 * config/m32r/initfini.c: Likewise.
22705 * config/m68hc11/larith.asm: Likewise.
22706 * config/m68hc11/m68hc11-crt0.S: Likewise.
22707 * config/m68k/cf.md: Likewise.
22708 * config/m68k/crti.s: Likewise.
22709 * config/m68k/crtn.s: Likewise.
22710 * config/m68k/lb1sf68.asm: Likewise.
22711 * config/m68k/linux-unwind.h: Likewise.
22712 * config/mcore/crti.asm: Likewise.
22713 * config/mcore/crtn.asm: Likewise.
22714 * config/mcore/lib1.asm: Likewise.
22715 * config/mips/linux-unwind.h: Likewise.
22716 * config/mips/loongson.h: Likewise.
22717 * config/mips/mips16.S: Likewise.
22718 * config/mmix/crti.asm: Likewise.
22719 * config/mmix/crtn.asm: Likewise.
22720 * config/pa/fptr.c: Likewise.
22721 * config/pa/hpux-unwind.h: Likewise.
22722 * config/pa/lib2funcs.asm: Likewise.
22723 * config/pa/linux-atomic.c: Likewise.
22724 * config/pa/linux-unwind.h: Likewise.
22725 * config/pa/milli64.S: Likewise.
22726 * config/pa/quadlib.c: Likewise.
22727 * config/pa/stublib.c: Likewise.
22728 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22729 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22730 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22731 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22732 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22733 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22734 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22735 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22736 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22737 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22738 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22739 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22740 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22741 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22742 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22743 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22744 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22745 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22746 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22747 * config/rs6000/750cl.h: Likewise.
22748 * config/rs6000/altivec.h: Likewise.
22749 * config/rs6000/biarch64.h: Likewise.
22750 * config/rs6000/crtresfpr.asm: Likewise.
22751 * config/rs6000/crtresgpr.asm: Likewise.
22752 * config/rs6000/crtresxfpr.asm: Likewise.
22753 * config/rs6000/crtresxgpr.asm: Likewise.
22754 * config/rs6000/crtsavfpr.asm: Likewise.
22755 * config/rs6000/crtsavgpr.asm: Likewise.
22756 * config/rs6000/darwin-asm.h: Likewise.
22757 * config/rs6000/darwin-fallback.c: Likewise.
22758 * config/rs6000/darwin-fpsave.asm: Likewise.
22759 * config/rs6000/darwin-ldouble.c: Likewise.
22760 * config/rs6000/darwin-tramp.asm: Likewise.
22761 * config/rs6000/darwin-unwind.h: Likewise.
22762 * config/rs6000/darwin-vecsave.asm: Likewise.
22763 * config/rs6000/darwin-world.asm: Likewise.
22764 * config/rs6000/e500crtres32gpr.asm: Likewise.
22765 * config/rs6000/e500crtres64gpr.asm: Likewise.
22766 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22767 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22768 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22769 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22770 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22771 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22772 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22773 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22774 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22775 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22776 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22777 * config/rs6000/eabi-ci.asm: Likewise.
22778 * config/rs6000/eabi-cn.asm: Likewise.
22779 * config/rs6000/eabi.asm: Likewise.
22780 * config/rs6000/linux-unwind.h: Likewise.
22781 * config/rs6000/linux64.h: Likewise.
22782 * config/rs6000/paired.h: Likewise.
22783 * config/rs6000/paired.md: Likewise.
22784 * config/rs6000/ppc64-fp.c: Likewise.
22785 * config/rs6000/ppu_intrinsics.h: Likewise.
22786 * config/rs6000/rs6000.h: Likewise.
22787 * config/rs6000/si2vmx.h: Likewise.
22788 * config/rs6000/sol-ci.asm: Likewise.
22789 * config/rs6000/sol-cn.asm: Likewise.
22790 * config/rs6000/spe.h: Likewise.
22791 * config/rs6000/spu2vmx.h: Likewise.
22792 * config/rs6000/sysv4.h: Likewise.
22793 * config/rs6000/tramp.asm: Likewise.
22794 * config/rs6000/vec_types.h: Likewise.
22795 * config/s390/linux-unwind.h: Likewise.
22796 * config/s390/tpf-unwind.h: Likewise.
22797 * config/score/crti.asm: Likewise.
22798 * config/score/crtn.asm: Likewise.
22799 * config/sh/crt1.asm: Likewise.
22800 * config/sh/crti.asm: Likewise.
22801 * config/sh/crtn.asm: Likewise.
22802 * config/sh/divtab-sh4-300.c: Likewise.
22803 * config/sh/divtab-sh4.c: Likewise.
22804 * config/sh/divtab.c: Likewise.
22805 * config/sh/lib1funcs-4-300.asm: Likewise.
22806 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22807 * config/sh/lib1funcs.asm: Likewise.
22808 * config/sh/lib1funcs.h: Likewise.
22809 * config/sh/linux-atomic.asm: Likewise.
22810 * config/sh/linux-unwind.h: Likewise.
22811 * config/sh/shmedia.h: Likewise.
22812 * config/sh/sshmedia.h: Likewise.
22813 * config/sh/ushmedia.h: Likewise.
22814 * config/sparc/crtfastmath.c: Likewise.
22815 * config/sparc/linux-unwind.h: Likewise.
22816 * config/sparc/sol2-c1.asm: Likewise.
22817 * config/sparc/sol2-ci.asm: Likewise.
22818 * config/sparc/sol2-cn.asm: Likewise.
22819 * config/spu/divmodti4.c: Likewise.
22820 * config/spu/divv2df3.c: Likewise.
22821 * config/spu/float_disf.c: Likewise.
22822 * config/spu/float_unsdidf.c: Likewise.
22823 * config/spu/float_unsdisf.c: Likewise.
22824 * config/spu/float_unssidf.c: Likewise.
22825 * config/spu/mfc_multi_tag_release.c: Likewise.
22826 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22827 * config/spu/mfc_tag_release.c: Likewise.
22828 * config/spu/mfc_tag_reserve.c: Likewise.
22829 * config/spu/mfc_tag_table.c: Likewise.
22830 * config/spu/multi3.c: Likewise.
22831 * config/spu/spu_internals.h: Likewise.
22832 * config/spu/spu_intrinsics.h: Likewise.
22833 * config/spu/spu_mfcio.h: Likewise.
22834 * config/spu/vec_types.h: Likewise.
22835 * config/spu/vmx2spu.h: Likewise.
22836 * config/stormy16/stormy16-lib2.c: Likewise.
22837 * config/svr4.h: Likewise.
22838 * config/sync.c: Likewise.
22839 * config/v850/lib1funcs.asm: Likewise.
22840 * config/vxlib-tls.c: Likewise.
22841 * config/vxlib.c: Likewise.
22842 * config/vxworks-dummy.h: Likewise.
22843 * config/xtensa/crti.asm: Likewise.
22844 * config/xtensa/crtn.asm: Likewise.
22845 * config/xtensa/ieee754-df.S: Likewise.
22846 * config/xtensa/ieee754-sf.S: Likewise.
22847 * config/xtensa/lib1funcs.asm: Likewise.
22848 * config/xtensa/lib2funcs.S: Likewise.
22849 * config/xtensa/linux-unwind.h: Likewise.
22850 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22851 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22852 * coretypes.h: Likewise.
22853 * crtstuff.c: Likewise.
22854 * defaults.h: Likewise.
22855 * dwarf2.h: Likewise.
22856 * emutls.c: Likewise.
22857 * gbl-ctors.h: Likewise.
22858 * gcov-io.h: Likewise.
22859 * ginclude/float.h: Likewise.
22860 * ginclude/iso646.h: Likewise.
22861 * ginclude/stdarg.h: Likewise.
22862 * ginclude/stdbool.h: Likewise.
22863 * ginclude/stddef.h: Likewise.
22864 * ginclude/stdfix.h: Likewise.
22865 * ginclude/stdint-gcc.h: Likewise.
22866 * ginclude/tgmath.h: Likewise.
22867 * gthr-aix.h: Likewise.
22868 * gthr-dce.h: Likewise.
22869 * gthr-gnat.c: Likewise.
22870 * gthr-gnat.h: Likewise.
22871 * gthr-lynx.h: Likewise.
22872 * gthr-mipssde.h: Likewise.
22873 * gthr-nks.h: Likewise.
22874 * gthr-posix.c: Likewise.
22875 * gthr-posix.h: Likewise.
22876 * gthr-posix95.h: Likewise.
22877 * gthr-rtems.h: Likewise.
22878 * gthr-single.h: Likewise.
22879 * gthr-solaris.h: Likewise.
22880 * gthr-tpf.h: Likewise.
22881 * gthr-vxworks.h: Likewise.
22882 * gthr-win32.h: Likewise.
22883 * gthr.h: Likewise.
22884 * libgcc2.c: Likewise.
22885 * libgcc2.h: Likewise.
22886 * libgcov.c: Likewise.
22887 * tsystem.h: Likewise.
22888 * typeclass.h: Likewise.
22889 * unwind-c.c: Likewise.
22890 * unwind-compat.h: Likewise.
22891 * unwind-dw2-fde-compat.c: Likewise.
22892 * unwind-dw2-fde-darwin.c: Likewise.
22893 * unwind-dw2-fde-glibc.c: Likewise.
22894 * unwind-dw2-fde.c: Likewise.
22895 * unwind-dw2-fde.h: Likewise.
22896 * unwind-dw2.c: Likewise.
22897 * unwind-dw2.h: Likewise.
22898 * unwind-generic.h: Likewise.
22899 * unwind-pe.h: Likewise.
22900 * unwind-sjlj.c: Likewise.
22901 * unwind.inc: Likewise.
22902 * config/arm/neon-gen.ml: Change generated copyright header to
22903 refer to version 3 of the GNU General Public License with
22904 version 3.1 of the GCC Runtime Library Exception and to point
22905 readers at the COPYING3 and COPYING3.RUNTIME files and the
22906 FSF's license web page.
22907 * config/arm/arm_neon.h: Regenerate.
22909 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22911 * config/cris/cris.md: Change copyright header to refer to version
22912 3 of the GNU General Public License.
22913 * doc/install.texi2html: Change copyright header to refer to version
22914 3 of the GNU General Public License and to point readers at the
22915 COPYING3 file and the FSF's license web page.
22916 * config/vax/linux.h: Likewise.
22918 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22920 * config/i386/i386.md (cmpcc): New.
22921 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22922 (sync_compare_and_swap_cc*): Delete.
22924 * config/s390/s390.c (s390_compare_emitted): Remove.
22925 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22926 s390_compare_emitted used to be handled. Assert that modes match.
22927 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22928 refer to sync_compare_and_swap_ccsi.
22929 * config/s390/s390.h (s390_compare_emitted): Remove.
22930 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22931 instead of s390_compare_emitted.
22932 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22933 instead of s390_compare_emitted.
22934 * config/s390/s390.md (cmpcc): New.
22935 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22936 CC_REGNUM, do not pretend it's set.
22937 (sync_compare_and_swap_cc*): Delete.
22938 * config/s390/predicates.md (cc_reg_operand): New.
22940 * expr.c (sync_compare_and_swap_cc): Delete.
22941 * optabs.h (sync_compare_and_swap_cc): Delete.
22942 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22943 is being used with can_compare_p.
22944 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22945 (find_cc_set): New.
22946 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22947 look for a MODE_CC set instead. Use emit_store_flag.
22948 (expand_compare_and_swap_loop): Likewise, with some additional
22949 complication to avoid a force_reg when useless. Use
22950 emit_cmp_and_jump_insns.
22951 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22952 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22953 sync_compare_and_swap documentation.
22955 2009-04-09 Jan Hubicka <jh@suse.cz>
22957 * except.c (find_prev_try): Break out from ....
22958 (duplicate_eh_regions): ... here; properly update prev_try pointers
22959 when duplication part of tree.
22960 (dump_eh_tree): Improve dumping.
22961 (verify_eh_region): New.
22962 (verify_eh_tree): Use it.
22964 2009-04-06 Richard Guenther <rguenther@suse.de>
22966 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22967 &ARRAY addresses by adjusting their types and prepending
22969 * tree-cfg.c (verify_gimple_assign_single): Verify that
22970 addresses are correct.
22972 2009-04-09 Richard Guenther <rguenther@suse.de>
22974 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22975 indices into an array reference if possible.
22976 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22977 Fold POINTER_PLUS_EXPR statements with invariant address.
22979 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22982 * config.gcc (powerpc64-*-linux*): Always build biarch.
22984 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22987 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22988 it and pedwarn if this results in an INTEGER_CST.
22990 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22992 * doc/install.texi: Update minimum GMP version. Remove obsolete
22993 text in MPFR section.
22995 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22997 * dwarf2out.c (class_scope_p): New static inline.
22998 (class_or_namespace_scope_p): Use it.
22999 (gen_variable_die): Use DW_TAG_member tag for static data member
23000 declarations instead of DW_TAG_variable.
23002 PR middle-end/39573
23003 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23006 2009-04-08 Richard Guenther <rguenther@suse.de>
23008 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23009 valueize random data.
23011 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23013 * config.gcc (aix tm_file): Add aix-stdint.h.
23014 (aix tm clause use_gcc_stdint): Set to wrap.
23015 * config/rs6000/aix-stdint.h: New file.
23017 2009-04-08 Richard Guenther <rguenther@suse.de>
23019 PR middle-end/36291
23020 * tree-dfa.c (add_referenced_var): Do not recurse into
23021 global initializers.
23022 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23024 (fold_const_aggregate_ref): Likewise.
23026 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23028 * recog.c (ordered_comparison_operator): New.
23029 * gensupport.c (std_preds): Add it.
23030 * doc/md.texi (Machine-Independent Predicates): Document it.
23032 2009-04-08 Jan Hubicka <jh@suse.cz>
23034 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23035 * function.h (rtl_eh): Remove exception_handler_label_map.
23036 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23037 remove_exception_handler_label, for_each_eh_label_1): Remove.
23038 (rtl_remove_unreachable_regions): Remove.
23039 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23040 (find_exception_handler_labels): Don't build the hashtable.
23041 (maybe_remove_eh_handler): Remove.
23042 (for_each_eh_label): Rewrite to walk the tree.
23043 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23044 * except.h (maybe_remove_eh_handler): Remove.
23045 * passes.c (init_optimization_passes): Schedule second EH cleanup
23047 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23048 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23050 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23052 * genoutput.c (validate_optab_operands): New.
23053 (gen_insn, gen_expand): Call it.
23055 * genflags.c (gen_insn): Detect misused iterators.
23056 (main): Pass line_no to gen_insn, exit with status 1 on error.
23058 * genextract.c (line_no): Make global.
23059 (VEC_safe_set_locstr): Change assertion to error message.
23060 (main): Exit with status 1 on error.
23062 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23066 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23067 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23068 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23069 * c-convert.c (convert): Do not call fold on results of conversion
23070 functions when the result is a C_MAYBE_CONST_EXPR.
23071 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23072 of __builtin_choose_expr.
23073 * c-typeck.c (remove_c_maybe_const_expr): New.
23074 (build_unary_op, build_conditional_expr, build_compound_expr,
23075 build_binary_op, c_objc_common_truthvalue_conversion): Call
23076 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23079 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23081 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23082 CODE to produce a new one. Add a prototype to use fold_convert_const
23084 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23087 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23088 mix declarations and code.
23090 2009-04-08 Ben Elliston <bje@au.ibm.com>
23092 * gcc.c: Replace `CC' with `GCC' throughout.
23094 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23096 * doc/invoke.texi: Document Atom support.
23098 2009-04-07 Jason Merrill <jason@redhat.com>
23101 * c-common.h, c-common.c: Add flag_pretty_templates.
23102 * c-opts.c (c_common_handle_option): Set it.
23103 * c.opt: Add -fno-pretty-templates.
23104 * doc/invoke.texi (C++ Dialect Options): Likewise.
23106 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23108 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23109 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23110 (ia64_expand_builtin): Likewise.
23112 2009-04-07 Martin Jambor <mjambor@suse.cz>
23114 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23115 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23116 ADDR_EXPRS are include too.
23118 2009-04-07 Richard Guenther <rguenther@suse.de>
23120 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23121 decls are only used if passes as parameters or if they are
23122 local statics and the call is not to a builtin.
23123 (call_may_clobber_ref_p_1): Likewise.
23125 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23127 * expr.c (do_store_flag): Remove last argument. Simplify code
23128 to avoid duplication of tests already done by can_compare_p.
23129 (expand_expr_real_1): Adjust caller.
23131 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23133 * optabs.c (can_compare_p): Test the predicate of a
23134 cbranch and cstore pattern.
23136 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23138 * expr.c (convert_move): Use emit_store_flag instead of
23141 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23143 * config/i386/i386.c (ix86_compare_emitted): Remove.
23144 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23145 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23146 * config/i386/i386.h (ix86_compare_emitted): Remove.
23147 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23148 instead of ix86_compare_emitted.
23149 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23151 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23153 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23154 Add t-sysroot-suffix to tmake_file.
23155 * config/print-sysroot-suffix.sh: New file.
23156 * config/t-sysroot-suffix: New file.
23158 2009-04-07 Ben Elliston <bje@au.ibm.com>
23160 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23161 as the latter produces a warning when the target does not support
23164 2009-04-07 Ben Elliston <bje@au.ibm.com>
23166 * dfp.c: Replace type punning assignments with memcpy throughout.
23167 * Makefile.in (dfp.o-warn): Remove.
23169 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23172 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23173 Include soft-fp/t-softfp after rs6000/t-linux64.
23175 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23177 * stor-layout.c (set_sizetype): Use the full precision of their
23178 machine mode for bitsize types.
23180 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23182 * config/i386/i386.md: Revert 2 accidental checkins.
23184 2009-04-06 Joey Ye <joey.ye@intel.com>
23185 Xuepeng Guo <xuepeng.guo@intel.com>
23186 H.J. Lu <hongjiu.lu@intel.com>
23188 Atom pipeline model, tuning and insn selection.
23189 * config.gcc (atom): Add atom config options and target.
23191 * config/i386/atom.md: New.
23193 * config/i386/i386.c (atom_cost): New cost.
23194 (m_ATOM): New macro flag.
23195 (initial_ix86_tune_features): Set m_ATOM.
23196 (x86_accumulate_outgoing_args): Likewise.
23197 (x86_arch_always_fancy_math_387): Likewise.
23198 (processor_target): Add Atom cost.
23199 (cpu_names): Add Atom cpu name.
23200 (override_options): Set Atom ISA.
23201 (ix86_issue_rate): New case PROCESSOR_ATOM.
23202 (ix86_adjust_cost): Likewise.
23204 * config/i386/i386.h (TARGET_ATOM): New target macro.
23205 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23206 (TARGET_OPT_AGU): New target option.
23207 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23208 (processor_type): Add PROCESSOR_ATOM.
23210 * config/i386/i386.md (cpu): Add new value "atom".
23211 (use_carry, movu): New attr.
23212 (atom.md): Include atom.md.
23213 (adddi3_carry_rex64): Set attr "use_carry".
23214 (addqi3_carry): Likewise.
23215 (addhi3_carry): Likewise.
23216 (addsi3_carry): Likewise.
23217 (*addsi3_carry_zext): Likewise.
23218 (subdi3_carry_rex64): Likewise.
23219 (subqi3_carry): Likewise.
23220 (subhi3_carry): Likewise.
23221 (subsi3_carry): Likewise.
23222 (x86_movdicc_0_m1_rex64): Likewise.
23223 (*x86_movdicc_0_m1_se): Likewise.
23224 (x86_movsicc_0_m1): Likewise.
23225 (*x86_movsicc_0_m1_se): Likewise.
23226 (*adddi_1_rex64): Emit add insn as much as possible.
23227 (*addsi_1): Likewise.
23228 (return_internal): Set atom_unit.
23229 (return_internal_long): Likewise.
23230 (return_pop_internal): Likewise.
23231 (*rcpsf2_sse): Set atom_sse_attr attr.
23232 (*qrt<mode>2_sse): Likewise.
23233 (*prefetch_sse): Likewise.
23235 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23237 (ix86_target_macros_internal): Likewise.
23239 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23240 (*prefetch_sse_rex): Likewise.
23241 (sse_rcpv4sf2): Likewise.
23242 (sse_vmrcpv4sf2): Likewise.
23243 (sse_sqrtv4sf2): Likewise.
23244 (<sse>_vmsqrt<mode>2): Likewise.
23245 (sse_ldmxcsr): Likewise.
23246 (sse_stmxcsr): Likewise.
23247 (*sse_sfence): Likewise.
23248 (sse2_clflush): Likewise.
23249 (*sse2_mfence): Likewise.
23250 (*sse2_lfence): Likewise.
23251 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23252 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23253 (avx_movdqu<avxmodesuffix>): Likewise.
23254 (avx_lddqu<avxmodesuffix>): Likewise.
23255 (sse2_movntv2di): Change attr "type" to "ssemov".
23256 (sse2_movntsi): Likewise.
23257 (rsqrtv8sf2): Change attr "type" to "sseadd".
23258 (sse3_addsubv2df3): Set attr "atom_unit".
23259 (sse3_h<plusminus_insn>v4sf3): Likewise.
23260 (*sse2_pmaddwd): Likewise.
23261 (*vec_extractv2di_1_rex64): Likewise.
23262 (*vec_extractv2di_1_avx): Likewise.
23263 (sse2_psadbw): Likewise.
23264 (ssse3_phaddwv8hi3): Likewise.
23265 (ssse3_phaddwv4hi3): Likewise.
23266 (ssse3_phadddv4si3): Likewise.
23267 (ssse3_phadddv2si3): Likewise.
23268 (ssse3_phaddswv8hi3): Likewise.
23269 (ssse3_phaddswv4hi3): Likewise.
23270 (ssse3_phsubwv8hi3): Likewise.
23271 (ssse3_phsubwv4hi3): Likewise.
23272 (ssse3_phsubdv4si3): Likewise.
23273 (ssse3_phsubdv2si3): Likewise.
23274 (ssse3_phsubswv8hi3): Likewise.
23275 (ssse3_phsubswv4hi3): Likewise.
23276 (ssse3_pmaddubsw128): Likewise.
23277 (sse3_pmaddubsw: Likewise.
23278 (ssse3_palignrti): Likewise.
23279 (ssse3_palignrdi): Likewise.
23281 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23283 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23285 2009-04-06 Richard Guenther <rguenther@suse.de>
23287 PR tree-optimization/28868
23288 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23289 of which PHI results we inserted.
23290 (insert_into_preds_of_block): Record inserted PHIs.
23291 (eliminate): Eliminate redundant PHI nodes.
23292 (init_pre): Init inserted_phi_names.
23294 2009-04-06 Richard Guenther <rguenther@suse.de>
23296 PR tree-optimization/39643
23297 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23298 IMAGPART_EXPRs of complex constants.
23299 (execute_fold_all_builtins): If we folded a call queue
23300 TODO_update_address_taken.
23302 2009-04-06 Jan Hubicka <jh@suse.cz>
23304 PR middle-end/39659
23305 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23308 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23310 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23312 (ic_invalidate_array): Likewise.
23314 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23316 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23317 alignment for library calls.
23319 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23321 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23322 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23323 * config/i386/mingw-stdint.h: New file.
23325 2009-04-05 Richard Guenther <rguenther@suse.de>
23327 PR tree-optimization/39648
23328 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23329 our &A vs. &A[0] IL deficiencies.
23331 2009-04-04 Jan Hubicka <jh@suse.cz>
23333 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23334 removed toplevel regions.
23335 (sjlj_mark_call_sites): Likewise.
23337 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23339 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23340 (cygwin tm clause use_gcc_stdint): Set to wrap.
23341 * config/i386/cygwin-stdint.h: New file.
23343 2009-04-04 Richard Guenther <rguenther@suse.de>
23345 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23346 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23347 single-argument PHIs if we are in loop-closed SSA form.
23348 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23349 for the pre-condition.
23350 (slpeel_tree_peel_loop_to_edge): Likewise.
23351 (vect_build_loop_niters): Take an optional sequence to append stmts.
23352 (vect_generate_tmps_on_preheader): Likewise.
23353 (vect_do_peeling_for_loop_bound): Take extra guards for the
23355 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23356 the cost model check.
23357 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23358 guards if we are going to peel. Do not apply versioning in that case.
23359 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23360 (vect_do_peeling_for_loop_bound): Likewise.
23361 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23362 loop bound only record extra pre-conditions, do not apply loop
23365 2009-04-04 Richard Guenther <rguenther@suse.de>
23367 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23370 2009-04-04 Jan Hubicka <jh@suse.cz>
23372 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23373 last_basic_block for size of bb->index indexed array.
23374 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23375 compute_out, link_btr_uses, build_btr_def_use_webs,
23376 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23378 2009-04-04 Jan Hubicka <jh@suse.cz>
23380 * except.c (remove_eh_handler_and_replace): Break out from ...
23381 (remove_eh_handler): ... here.
23382 (bring_to_root): New function.
23383 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23384 handled ones, bring others to root of tree.
23386 2009-04-04 Jan Hubicka <jh@suse.cz>
23388 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23389 (all_phis_safe_to_merge): New function.
23390 (update_info): New structure.
23391 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23392 (cleanup_empty_eh): Update SSA if possible.
23394 2009-04-04 Richard Guenther <rguenther@suse.de>
23396 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23397 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23398 (append_vuse): Likewise.
23400 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23402 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23403 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23404 instead of REG_UNSAVED for DW_CFA_undefined.
23405 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23406 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23409 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23412 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23414 2009-04-04 Richard Guenther <rguenther@suse.de>
23416 PR tree-optimization/8781
23417 PR tree-optimization/37892
23418 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23419 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23420 (valueize_refs): Call it for *& valueizations.
23421 (shared_reference_ops_from_ref): Rename to ...
23422 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23423 (shared_reference_ops_from_call): Rename to ...
23424 (valueize_shared_reference_ops_from_call): ... this and valueize.
23425 (vn_reference_lookup): Update.
23426 (visit_reference_op_call): Likewise.
23427 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23428 (eliminate): Value-replace the call address in call statements.
23430 2009-04-04 Richard Guenther <rguenther@suse.de>
23432 PR tree-optimization/39636
23433 * tree-ssa-forwprop.c
23434 (forward_propagate_addr_into_variable_array_index): Check for
23435 GIMPLE_ASSIGN before accessing the rhs code.
23437 2009-04-03 Jason Merrill <jason@redhat.com>
23439 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23441 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23443 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23444 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23445 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23446 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23447 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23448 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23449 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23450 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23451 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23452 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23453 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23454 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23455 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23456 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23457 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23458 Use fr_reg_or_fp01_operand instead of fr_register_operand
23460 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23461 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23462 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23464 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23466 PR rtl-optimization/39607
23467 PR rtl-optimization/39631
23471 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23472 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23473 instead of DF_LR_OUT.
23474 * ira-lives.c (process_bb_node_lives): Ditto.
23475 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23476 instead of DF_LR_{OUT,IN}.
23477 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23478 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23480 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23482 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23483 (execute_lower_omp): Always run but take the short way out if -fopenmp
23485 (gate_lower_omp): Remove, forcing the pass manager to always run the
23486 pass and always set PROP_gimple_lomp.
23487 (pass_lower_omp): Remove gate function.
23488 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23489 PROP_trees. Instead, require it.
23490 * ipa-cp.c (pass_ipa_cp): Likewise.
23491 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23492 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23493 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23494 and PROP_gimple_leh.
23496 2009-04-03 Richard Guenther <rguenther@suse.de>
23498 PR middle-end/13146
23499 PR tree-optimization/23940
23500 PR tree-optimization/33237
23501 PR middle-end/33974
23502 PR middle-end/34093
23503 PR tree-optimization/36201
23504 PR tree-optimization/36230
23505 PR tree-optimization/38049
23506 PR tree-optimization/38207
23507 PR tree-optimization/38230
23508 PR tree-optimization/38301
23509 PR tree-optimization/38585
23510 PR middle-end/38895
23511 PR tree-optimization/38985
23512 PR tree-optimization/39299
23513 * tree-ssa-structalias.h: Remove.
23514 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23515 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23516 (struct vuse_element_d): Remove.
23517 (struct vuse_vec_d): Likewise.
23518 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23519 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23520 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23521 VUSE_ELEMENT_VAR): Likewise.
23522 (struct voptype_d): Likewise.
23523 (NUM_VOP_FREE_BUCKETS): Likewise.
23524 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23525 (struct stmt_operands_d): Remove.
23526 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23527 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23528 VDEF_NUM, VDEF_VECT): Likewise.
23529 (copy_virtual_operands): Remove.
23530 (operand_build_cmp): Likewise.
23531 (create_ssa_artificial_load_stmt): Likewise.
23532 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23533 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23534 vuse_index and mayuse_index members. Pack and move done and iter_type
23535 members to the front.
23536 (SSA_OP_VMAYUSE): Remove.
23537 (SSA_OP_VIRTUAL_USES): Adjust.
23538 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23539 (unlink_stmt_vdef): Declare.
23540 (add_to_addressable_set): Remove.
23541 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23542 (vrp_visit_stmt): Likewise.
23543 * doc/tree-ssa.texi (Alias analysis): Update.
23544 * doc/invoke.texi (max-aliased-vops): Remove docs.
23545 (avg-aliased-vops): Likewise.
23546 * tree-into-ssa.c (syms_to_rename): Remove.
23547 (need_to_update_vops_p): Likewise.
23548 (need_to_initialize_update_ssa_p): Rename to ...
23549 (update_ssa_initialized_fn): ... this. Track function we are
23551 (symbol_marked_for_renaming): Simplify.
23552 (add_new_name_mapping): Do not set need_to_update_vops_p.
23553 (dump_currdefs): Use SYMS_TO_RENAME.
23554 (rewrite_update_stmt): Always walk all uses/defs.
23555 (dump_update_ssa): Adjust.
23556 (init_update_ssa): Take function argument. Track what we are
23558 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23559 (create_new_def_for): Initialize for cfun, assert we are initialized
23561 (mark_sym_for_renaming): Simplify.
23562 (mark_set_for_renaming): Do not initialize update-ssa.
23563 (need_ssa_update_p): Simplify. Take function argument.
23564 (name_mappings_registered_p): Assert we ask for the correct function.
23565 (name_registered_for_update_p): Likewise.
23566 (ssa_names_to_replace): Likewise.
23567 (release_ssa_name_after_update_ssa): Likewise.
23568 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23569 (dump_decl_set): Do not print a newline.
23570 (debug_decl_set): Do it here.
23571 (dump_update_ssa): And here.
23572 * tree-ssa-loop-im.c (move_computations): Adjust.
23573 (movement_possibility): Likewise.
23574 (determine_max_movement): Likewise.
23575 (gather_mem_refs_stmt): Likewise.
23576 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23577 or NAME_MEMORY_TAG.
23578 * tree-complex.c (update_all_vops): Remove.
23579 (expand_complex_move): Adjust.
23580 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23581 Simplify test for memory referencing statement. Exclude
23582 non-invariant ADDR_EXPRs.
23583 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23584 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23585 (rdg_flag_uses): Likewise.
23586 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23588 (tree_optimize_tail_calls_1): Also split the
23589 edge from the entry block if we have degenerate PHI nodes in
23590 the first basic block.
23591 * tree.c (init_ttree): Remove memory-tag related code.
23592 (tree_code_size): Likewise.
23593 (tree_node_structure): Likewise.
23594 (build7_stat): Re-write to be build6_stat.
23595 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23596 (SSA_VAR_P): Adjust.
23597 (struct tree_memory_tag): Remove.
23598 (struct tree_memory_partition_tag): Likewise.
23599 (union tree_node): Adjust.
23600 (build7): Re-write to be build6.
23601 * tree-pass.h (pass_reset_cc_flags): Remove.
23602 (TODO_update_address_taken): New flag.
23603 (pass_simple_dse): Remove.
23604 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23605 * params.h (MAX_ALIASED_VOPS): Remove.
23606 (AVG_ALIASED_VOPS): Likewise.
23607 * omp-low.c (expand_omp_taskreg): Update SSA form.
23608 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23609 aliases the lhs in a copy stmt.
23610 * tree-ssa-dse.c (struct address_walk_data): Remove.
23611 (memory_ssa_name_same): Likewise.
23612 (memory_address_same): Likewise.
23613 (get_kill_of_stmt_lhs): Likewise.
23614 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23615 unused stores. Look through PHI nodes into post-dominated regions.
23616 (dse_optimize_stmt): Simplify. Properly remove stores.
23617 (tree_ssa_dse): Compute dominators.
23618 (execute_simple_dse): Remove.
23619 (pass_simple_dse): Likewise.
23620 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23621 gimple_loaded_syms and gimple_stored_syms computation.
23622 * toplev.c (dump_memory_report): Dump alias and pta stats.
23623 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23624 (vn_reference_eq): Likewise.
23625 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23626 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23627 valueize_vuses): Remove.
23628 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23629 (get_def_ref_stmt_vuse): ... this.
23630 (vn_reference_lookup_2): New function.
23631 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23632 walking equivalent vuses. Simplify.
23633 (vn_reference_lookup): Likewise.
23634 (vn_reference_insert): Likewise.
23635 (vn_reference_insert_pieces): Likewise.
23636 (visit_reference_op_call): Simplify.
23637 (visit_reference_op_load): Likewise.
23638 (visit_reference_op_store): Likewise.
23639 (init_scc_vn): Remove shared_lookup_vuses initialization.
23640 (free_scc_vn): Remove shared_lookup_vuses freeing.
23641 (sort_vuses, sort_vuses_heap): Remove.
23642 (get_ref_from_reference_ops): Export.
23643 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23644 vector with single vuse pointer.
23645 (vn_reference_lookup_pieces, vn_reference_lookup,
23646 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23647 (shared_vuses_from_stmt): Remove.
23648 (get_ref_from_reference_ops): Declare.
23649 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23650 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23651 memory-tag related code.
23652 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23653 (likely_value): Add comment, skip static-chain of call statements.
23654 (surely_varying_stmt_p): Adjust.
23655 (gimplify_and_update_call_from_tree): Likewise.
23656 (execute_fold_all_builtins): Do not rebuild alias info.
23657 (gimplify_and_update_call_from_tree): Properly update VOPs.
23658 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23659 (copy_ref_info): Remove memory-tag related code.
23660 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23661 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23662 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23664 * tree-ssa-dom.c (gimple_p): Remove typedef.
23665 (eliminate_redundant_computations): Adjust.
23666 (record_equivalences_from_stmt): Likewise.
23667 (avail_expr_hash): Likewise.
23668 (avail_expr_eq): Likewise.
23669 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23670 (stmt_makes_single_load): Likewise.
23671 (stmt_makes_single_store): Likewise.
23672 * tree-ssa-alias.c: Rewrite completely.
23673 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23674 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23675 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23676 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23677 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23678 Remove public functions.
23679 (pass_reset_cc_flags): Remove.
23680 (pass_build_alias): Move ...
23681 * tree-ssa-structalias.c (pass_build_alias): ... here.
23682 * tree-ssa-alias.c (may_be_aliased): Move ...
23683 * tree-flow-inline.h (may_be_aliased): ... here.
23684 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23685 count_uses_and_derefs): Move ...
23686 * gimple.c: ... here.
23687 * gimple.h (count_uses_and_derefs): Declare.
23688 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23689 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23690 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23691 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23692 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23693 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23694 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23696 * tree-dfa.c (refs_may_alias_p): Move ...
23697 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23698 * tree-ssa-alias.h: New file.
23699 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23700 (statement_sink_location): Likewise.
23701 * opts.c (decode_options): Do not adjust max-aliased-vops or
23702 avg-aliased-vops values.
23703 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23704 (TV_CALL_CLOBBER): Likewise.
23705 (TV_FLOW_SENSITIVE): Likewise.
23706 (TV_FLOW_INSENSITIVE): Likewise.
23707 (TV_MEMORY_PARTITIONING): Likewise.
23708 (TV_ALIAS_STMT_WALK): New timevar.
23709 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23710 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23711 (get_address_description): Remove memory-tag related code.
23712 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23713 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23714 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23715 and immediate uses in statements. Document.
23716 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23717 (dump_symbols): Remove.
23718 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23719 * alias.c (get_deref_alias_set): New function split out from ...
23720 (get_alias_set): ... here.
23721 * alias.h (get_deref_alias_set): Declare.
23722 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23723 type parameter. Remove restrict pointer handling. Create a
23724 ref-all pointer in case type-based alias sets do not conflict.
23725 (vect_analyze_data_refs): Remove SMT related code.
23726 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23727 (vectorizable_load): Likewise.
23728 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23729 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23730 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23731 Ignore vops and SMTs.
23732 (dr_analyze_alias): Likewise..
23733 (free_data_ref): Likewise.
23734 (create_data_ref): Likewise.
23735 (analyze_all_data_dependences): Likewise.
23736 (get_references_in_stmt): Adjust.
23737 * tree-flow-inline.h (gimple_aliases_computed_p,
23738 gimple_addressable_vars, gimple_call_clobbered_vars,
23739 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23740 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23741 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23742 gimple_mem_ref_stats): Remove.
23743 (gimple_vop): New function.
23744 (op_iter_next_use): Remove vuses and mayuses cases.
23745 (op_iter_next_def): Remove vdefs case.
23746 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23747 (clear_and_done_ssa_iter): Do not set removed fields.
23748 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23749 Assert we are not iterating over vuses or vdefs if not also
23750 iterating over uses or defs.
23751 (op_iter_init_use): Likewise.
23752 (op_iter_init_def): Likewise.
23753 (op_iter_next_vdef): Remove.
23754 (op_iter_next_mustdef): Likewise.
23755 (op_iter_init_vdef): Likewise.
23756 (compare_ssa_operands_equal): Likewise.
23757 (link_use_stmts_after): Handle vuse operand.
23758 (is_call_used): Use is_call_clobbered.
23759 (is_call_clobbered): Global variables are always call clobbered,
23760 query the call-clobbers bitmap.
23761 (mark_call_clobbered): Ignore global variables.
23762 (clear_call_clobbered): Likewise.
23763 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23764 virtual operands sanity check.
23765 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23767 (TARGET_MEM_REF): Remove TMR_TAG operand.
23768 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23769 Remove call-clobber related code.
23770 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23771 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23772 partitions or escape reason.
23773 (get_single_def_stmt, get_single_def_stmt_from_phi,
23774 get_single_def_stmt_with_phi): Remove.
23775 (dump_referenced_vars): Tidy.
23776 (get_ref_base_and_extent): Allow bare decls.
23777 (collect_dfa_stats): Adjust.
23778 * graphite.c (rename_variables_in_stmt): Adjust.
23779 (graphite_copy_stmts_from_block): Likewise.
23780 (translate_clast): Likewise.
23781 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23783 (translate_vuse_through_block): Use the oracle.
23784 (phi_translate_1): Adjust.
23785 (value_dies_in_block_x): Use the oracle. Cache the outcome
23787 (valid_in_sets): Check if the VUSE for
23788 a REFERENCE is available.
23789 (eliminate): Do not remove stmts during elimination,
23790 instead queue and remove them afterwards.
23791 (do_pre): Do not rebuild alias info.
23792 (pass_pre): Run TODO_rebuild_alias before PRE.
23793 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23794 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23795 (mark_all_v_defs_stmt): Remove.
23796 (mark_all_v_defs_seq): Adjust.
23797 (sra_replace): Likewise.
23798 (scalarize_use): Likewise.
23799 (scalarize_copy): Likewise.
23800 (scalarize_init): Likewise.
23801 (scalarize_ldst): Likewise.
23802 (todoflags): Remove.
23803 (tree_sra): Do not rebuild alias info.
23804 (tree_sra_early): Adjust.
23805 (pass_sra): Run TODO_update_address_taken before SRA.
23806 * tree-predcom.c (set_alias_info): Remove.
23807 (prepare_initializers_chain): Do not call it.
23808 (mark_virtual_ops_for_renaming): Adjust.
23809 (mark_virtual_ops_for_renaming_list): Remove.
23810 (initialize_root_vars): Adjust.
23811 (initialize_root_vars_lm): Likewise.
23812 (prepare_initializers_chain): Likewise.
23813 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23814 (may_propagate_copy_into_stmt): Likewise.
23815 (merge_alias_info): Do nothing for now.
23816 (propagate_tree_value_into_stmt): Adjust.
23817 (stmt_may_generate_copy): Likewise.
23818 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23819 not mark symbols for renaming.
23820 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23821 with the same statement, make sure to update the new pointed-to one.
23822 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23823 call statements, do not mark symbols for renaming.
23824 (mark_operand_necessary): Dump something.
23825 (ref_may_be_aliased): New function.
23826 (mark_aliased_reaching_defs_necessary_1): New helper function.
23827 (mark_aliased_reaching_defs_necessary): Likewise.
23828 (mark_all_reaching_defs_necessary_1): Likewise.
23829 (mark_all_reaching_defs_necessary): Likewise.
23830 (propagate_necessity): Do not process virtual PHIs. For
23831 non-aliased loads mark all reaching definitions as necessary.
23832 For aliased loads and stores mark the immediate dominating
23833 aliased clobbers as necessary.
23834 (visited): New global static.
23835 (perform_tree_ssa_dce): Free visited bitmap after propagating
23837 (remove_dead_phis): Perform simple dead virtual PHI removal.
23838 (remove_dead_stmt): Properly unlink virtual operands when
23840 (eliminate_unnecessary_stmts): Schedule PHI removal after
23842 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23843 (process_replaceable): Likewise.
23844 (find_replaceable_in_bb): Likewise.
23845 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23846 based on the single gimple vop.
23847 (verify_flow_insensitive_alias_info): Remove.
23848 (verify_flow_sensitive_alias_info): Likewise.
23849 (verify_call_clobbering): Likewise.
23850 (verify_memory_partitions): Likewise.
23851 (verify_alias_info): Likewise.
23852 (verify_ssa): Adjust..
23853 (execute_update_addresses_taken): Export. Update SSA
23854 manually. Optimize only when optimizing. Use a local bitmap.
23855 (pass_update_address_taken): Remove TODO_update_ssa, add
23857 (pass_update_address_taken): Just use TODO_update_address_taken.
23858 (init_tree_ssa): Do not initialize addressable_vars.
23859 (verify_ssa): Verify new VUSE / VDEF properties.
23860 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23861 Do not call verify_alias_info.
23862 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23863 Do not free the loaded and stored syms bitmaps. Reset the escaped
23864 and callused solutions. Do not free addressable_vars.
23865 Remove memory-tag related code.
23866 (warn_uninitialized_var): Aliases are always available.
23867 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23868 * lambda-code.c (can_put_in_inner_loop): Adjust.
23869 (can_put_after_inner_loop): Likewise.
23870 (perfect_nestify): Likewise.
23871 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23872 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23873 (vectorizable_conversion): Do not mark symbols for renaming.
23874 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23875 (expand_call_inline): Unlink the calls virtual operands before
23877 (tree_function_versioning): Do not call update_ssa if we are not
23878 updating clones. Simplify.
23879 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23880 (propagate_with_phi): Likewise..
23881 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23882 clobber code. Assert we are not aliased or global.
23883 * tree-flow.h: Include tree-ssa-alias.h
23884 (enum escape_type): Remove.
23885 (struct mem_sym_stats_d): Likewise.
23886 (struct mem_ref_stats_d): Likewise.
23887 (struct gimple_df): Add vop member. Remove global_var,
23888 call_clobbered_vars, call_used_vars, addressable_vars,
23889 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23890 escaped and callused members.
23891 (struct ptr_info_def): Remove all members, add points-to solution
23893 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23894 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23895 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23896 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23897 (tree-ssa-alias.o): Likewise.
23898 (toplev.o): Add tree-ssa-alias.h
23899 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23900 * gimple.c (gimple_set_bb): Fix off-by-one error.
23901 (is_gimple_reg): Do not handle memory tags.
23902 (gimple_copy): Also copy virtual operands.
23903 Delay updating the statement. Do not reset loaded and stored syms.
23904 (gimple_set_stored_syms): Remove.
23905 (gimple_set_loaded_syms): Likewise.
23906 (gimple_call_copy_skip_args): Copy the virtual operands
23907 and mark the new statement modified.
23908 * tree-ssa-structalias.c (may_alias_p): Remove.
23909 (set_uids_in_ptset): Take the alias set to prune with as
23910 parameter. Fold in the alias test of may_alias_p.
23911 (compute_points_to_sets): Compute whether a ptr is dereferenced
23912 in a local sbitmap.
23913 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23914 other ADDRESSOF constraints on the lhs.
23915 (get_constraint_for_component_ref): Assert that we don't get
23916 ADDRESSOF constraints from the base of the reference.
23917 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23918 (struct variable_info): Remove collapsed_to member.
23919 (get_varinfo_fc): Remove.
23920 (new_var_info): Do not set collapsed_to.
23921 (dump_constraint): Do not follow cycles.
23922 (dump_constraint_graph): Likewise.
23923 (build_pred_graph): Likewise.
23924 (build_succ_graph): Likewise.
23925 (rewrite_constraints): Likewise.
23926 (do_simple_structure_copy): Remove.
23927 (do_rhs_deref_structure_copy): Remove.
23928 (do_lhs_deref_structure_copy): Remove.
23929 (collapse_rest_of_var): Remove.
23930 (do_structure_copy): Re-implement.
23931 (pta_stats): New global variable.
23932 (dump_pta_stats): New function.
23933 (struct constraint_expr): Make offset signed.
23934 (UNKNOWN_OFFSET): Define special value.
23935 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23936 (solution_set_expand): New helper function split out from ...
23937 (do_sd_constraint): ... here.
23938 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23939 (do_ds_constraint): Likewise.
23940 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23941 and CALLUSED = *CALLUSED.
23942 (set_union_with_increment): Make inc argument signed.
23943 (type_safe): Remove.
23944 (get_constraint_for_ptr_offset): Handle unknown and negative
23946 (first_vi_for_offset): Handle offsets before start. Bail
23947 out early for offsets beyond the variable extent.
23948 (first_or_preceding_vi_for_offset): New function.
23949 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23950 Together with ESCAPED = *ESCAPED this properly computes reachability.
23951 (find_what_var_points_to): New function.
23952 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23953 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23954 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23955 pt_solutions_intersect): New functions.
23956 (compute_call_used_vars): Remove.
23957 (compute_may_aliases): New main entry into PTA computation.
23958 * gimple.h (gimple_p): New typedef.
23959 (struct gimple_statement_base): Remove references_memory_p.
23960 (struct gimple_statement_with_memory_ops_base): Remove
23961 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23963 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23964 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23965 gimple_set_references_memory): Remove.
23966 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23967 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23969 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23970 (verify_expr): Allow RESULT_DECL.
23971 (gimple_duplicate_bb): Do not copy virtual operands.
23972 (gimple_duplicate_sese_region): Adjust.
23973 (gimple_duplicate_sese_tail): Likewise.
23974 (mark_virtual_ops_in_region): Remove.
23975 (move_sese_region_to_fn): Do not call it.
23976 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23977 and pass_simple_dse.
23978 (execute_function_todo): Handle TODO_update_address_taken,
23979 call execute_update_addresses_taken for TODO_rebuild_alias.
23980 (execute_todo): Adjust.
23981 (execute_one_pass): Init dump files early.
23982 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23984 (create_general_new_stmt): Clear vops.
23985 * tree-ssa-reassoc.c (get_rank): Adjust.
23986 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23987 symbols for renaming.
23988 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23989 (PARAM_AVG_ALIASED_VOPS): Likewise.
23990 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23991 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23992 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23993 (operand_build_cmp, copy_virtual_operands,
23994 create_ssa_artificial_load_stmt, add_to_addressable_set,
23995 gimple_add_to_addresses_taken): Remove public functions.
23996 (unlink_stmt_vdef): New function.
23998 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24000 * config.gcc (powerpc-*-linux*): Merge variants.
24002 2009-04-02 Chao-ying Fu <fu@mips.com>
24003 James Grosbach <james.grosbach@microchip.com>
24005 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24006 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24008 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24009 keep_interrupts_masked_p, use_debug_exception_return_p.
24010 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24011 keep_interrupts_masked, use_debug_exception_return.
24012 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24013 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24015 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24016 (mips_print_operand): Process COP0 registers to print $0 .. $31
24017 correctly for GAS to process.
24018 (mips_interrupt_extra_call_saved_reg_p): New function.
24019 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24021 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24022 (mips_compute_frame_info): Add supports for interrupt context that
24023 includes doubleword accumulators and COP0 registers.
24024 (mips_for_each_saved_acc): New function.
24025 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24026 mips_for_each_saved_reg.
24027 (mips_save_reg): Save accumulators.
24028 (mips_kernel_reg_p): A new for_each_rtx callback.
24029 (mips_expand_prologue): Support interrupt handlers.
24030 (mips_restore_reg): Restore accumulators.
24031 (mips_expand_epilogue): Support interrupt handlers.
24032 (mips_can_use_return_insn): Return false for interrupt handlers.
24033 (mips_epilogue_uses): New function.
24034 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24035 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24036 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24037 cop0_move): New instructions.
24038 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24039 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24041 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24043 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24044 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24045 interrupt handlers, we use K0 as the temporary register.
24046 (EPILOGUE_USES): Change to a function call.
24047 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24048 handlers, we use K0 as the temporary register.
24050 * doc/extend.texi (Function Attributes): Document interrupt,
24051 use_shadow_register_set, keep_interrupts_masked,
24052 use_debug_exception_return for MIPS attributes.
24054 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24056 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24057 Remove a number of t-files from tmake_file.
24058 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24059 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24060 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24061 target_prototype, not TARGET_PROTOTYPE.
24062 (LINK_OS_GNU_SPEC): Define.
24063 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24064 and darwin-ldoubdle.c.
24066 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24069 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24070 (cpp_options): Ditto.
24071 (default_compilers): Ditto.
24072 (display_help): Ditto.
24073 (process_command): Ditto.
24074 (do_spec_1): Ditto.
24075 (set_input): Use lbasename instead of duplicate code.
24076 (save_temps_prefix): New static for -save-temps=obj.
24077 (save_temps_length): Ditto.
24079 * doc/invoke.texi (-save-temps=obj): Document new variant to
24080 -save-temps switch.
24082 2009-04-02 Jeff Law <law@redhat.com>
24084 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24087 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24089 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24090 * configure: Regenerated.
24092 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24094 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24095 share the argument list.
24097 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24101 2009-02-12 Diego Novillo <dnovillo@google.com>
24103 * varpool.c (debug_varpool): New.
24104 * cgraph.h (debug_varpool): Declare.
24106 2009-04-02 Jan Hubicka <jh@suse.cz>
24108 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24111 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24113 * config/i386/i386.c (ix86_abi): Move initialization to ...
24114 (override_options): Here.
24116 2009-04-02 Christian Bruel <christian.bruel@st.com>
24118 * config/sh/sh.c (sh_dwarf_register_span): New function.
24119 (TARGET_DWARF_REGISTER_SPAN): Define.
24120 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24122 2009-04-02 Ira Rosen <irar@il.ibm.com>
24124 PR tree-optimization/39595
24125 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24126 interleaved loads group is not greater than the SLP group size.
24128 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24130 * builtins.c (is_builtin_name): New.
24131 (called_as_built_in): Use is_builtin_name.
24132 * tree.h (is_builtin_name): New.
24133 * varasm.c (incorporeal_function_p): Use is_builtin_name
24135 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24137 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24139 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24142 * c-decl.c (clone_underlying_type): Move this ...
24143 * c-common.c (set_underlying_type): ... here.
24144 Also, make sure the function properly sets TYPE_STUB_DECL() on
24145 the newly created typedef variant type.
24146 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24147 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24150 2009-04-02 Richard Guenther <rguenther@suse.de>
24152 PR tree-optimization/37221
24153 * tree-flow.h (degenerate_phi_result): Declare.
24154 * tree-ssa-dom.c (degenerate_phi_result): Export.
24155 * tree-scalar-evolution.c (analyze_initial_condition): If
24156 the initial condition is defined by a degenerate PHI node
24157 use the degenerate value.
24159 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24161 PR rtl-optimization/39588
24162 * combine.c (merge_outer_ops): Do not set the constant when this
24164 (simplify_shift_const_1): Do not modify it either in this case.
24166 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24168 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24169 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24171 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24174 * c-lex.c (interpret_float): Default (no suffix) is double.
24176 2009-04-1 Xinliang David Li <davidxl@google.com>
24178 * config/i386/i386.c (legitimate_constant_p): Recognize
24179 all one vector constant.
24181 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24183 * config/vax/vax.c: Add #includes to silence warnings.
24184 Change #include order to silence two warnings.
24186 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24188 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24189 (ASM_SPEC): Pass -k to the assembler for PIC code.
24191 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24193 * config.gcc: Add vax-*-linux* to the switch.
24194 * config/vax/linux.h: New file. (TARGET_VERSION,
24195 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24197 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24199 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24200 Use predicate macros instead of GET_CODE() == foo.
24201 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24202 ashlsi3, rotrsi3, <unnamed>): Likewise.
24204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24206 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24207 jbbccihi, jbbccisi): Remova trailing whitespace.
24208 * config/vax/constraints.md: Likewise.
24209 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24210 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24211 * config/vax/predicates.md: Likewise.
24212 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24213 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24214 * config/vax/vax.h: Likewise.
24215 * config/vax/vax.md (nonlocal_goto): Likewise.
24217 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24219 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24220 (indirectable_address_p, adjacent_operands_p): Add spaces around
24222 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24224 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24226 * config/vax/vax.c (legitimate_constant_address_p,
24227 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24228 index_term_p, reg_plus_index_p, legitimate_address_p,
24229 vax_mode_dependent_address_p): Update comments to match functions
24230 modified by the recent int->bool conversion.
24232 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24234 * config/vax/builtins.md: Update copyright message.
24235 * config/vax/constraints.md: Likewise.
24236 * config/vax/netbsd-elf.h: Likewise.
24237 * config/vax/predicates.md: Likewise.
24238 * config/vax/vax-protos.h: Likewise.
24239 * config/vax/vax.c: Likewise.
24240 * config/vax/vax.h: Likewise.
24241 * config/vax/vax.md: Likewise.
24242 * config/vax/vax.opt: Likewise.
24244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24246 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24247 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24248 * config/vax/constraints.md (B, R): Likewise.
24249 * config/vax/predicates.md (external_memory_operand,
24250 nonimmediate_addsub_di_operand): Likewise.
24251 * config/vax/vax.c (vax_output_int_add): Likewise.
24252 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24253 untyped_call): Likewise.
24255 2009-04-01 Matt Thomas <matt@3am-software.com>
24257 * config/vax/predicates.md: New file.
24258 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24259 external_const_operand, nonsymbolic_operand, external_memory_operand,
24260 indirect_memory_operand, indexed_memory_operand,
24261 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24262 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24264 * config/vax/constraints.md: New file.
24265 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24267 * config/vax/builtins.md: New file.
24268 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24269 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24271 * config/vax/vax.opt (mqmath): Add option.
24272 * config/vax/vax.md (isfx): Extend with DI.
24273 (VAXintQH, VAXintQHSD): Define.
24274 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24275 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24276 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24277 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24278 (movdi): Update constraints and use vax_output_int_move().
24279 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24280 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24281 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24282 nonlocal_goto): New.
24283 (mov<mode>): Extend accepted operand types.
24284 (subdi3_old): Rename from subdi3, change update constraints and use
24285 a new implementation.
24286 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24287 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24288 MOVE_RATIO, CLEAR_RATIO): Define.
24289 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24290 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24291 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24292 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24293 (split_quadword_operands): Make static and really allow variable
24295 (print_operand_address): Update for PIC generation.
24296 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24297 indexable_address_p, fixup_mathdi_operand,
24298 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24299 (vax_float_literal, legitimate_constant_p,
24300 indirectable_constant_address_p, index_term_p,
24301 reg_plus_index_p): Return bool instead of int.
24302 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24304 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24306 (vax_output_conditional_branch): Indent.
24307 (legitimate_constant_address_p, indirectable_constant_address_p,
24308 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24309 vax_mode_dependent_address_p): Return bool instead of int, update for
24311 * config/vax/vax-protos.h (legitimate_constant_address_p,
24312 legitimate_constant_p, legitimate_address_p,
24313 vax_mode_dependent_address_p): Change declaration to bool.
24314 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24315 vax_expand_addsub_di_operands, vax_output_int_subtract,
24316 vax_output_movmemsi): Declare.
24317 (split_quadword_operands, vax_float_literal): Delete declaration.
24318 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24319 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24320 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24321 ASM_OUTPUT_DWARF_PCREL): Define.
24322 (ASM_SPEC): Change definition to allow PIC generation.
24324 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24326 * doc/sourcebuild.texi: Update front-end requirements.
24328 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24331 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24332 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24333 (booldi3_internal3): Use boolean_or_operator instead of
24336 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24339 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24340 declarator whose size is not an integer constant expression but
24341 folds to an integer constant, then treat it as a constant
24344 2009-04-01 Richard Guenther <rguenther@suse.de>
24346 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24347 i * 4 + 2 to (i * 2 + 1) * 2.
24349 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24352 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24353 return if c_parser_asm_string_literal returned NULL.
24355 2009-04-01 Nick Clifton <nickc@redhat.com>
24357 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24359 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24360 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24361 other typedefs to avoid conflicts with libgcc2.c. Define labels
24362 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24364 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24365 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24368 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24370 * varasm.c (default_function_rodata_section): Declare DOT as
24373 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24374 Andrey Galkin <agalkin@hypercom.com>
24377 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24378 Make object_name unique for each process.
24380 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24383 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24384 addressable variables in the parallel that could go out of scope while
24385 running queued tasks.
24387 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24389 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24390 (CASE_VALUES_THRESHOLD): Redefine.
24391 * config/avr/avr.c (avr_override_options): Remove initialization of
24392 avr_case_values_threshold variable.
24393 (avr_case_values_threshold): Remove variable. Add new function.
24394 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24395 * config/avr/avr.opt (mno-tablejump): Remove option.
24396 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24398 2009-04-01 DJ Delorie <dj@redhat.com>
24400 * varasm.c (default_function_rodata_section): Don't assume
24401 anything about where the first '.' in the section name is.
24403 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24405 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24406 rs6000_emit_stack_tie.
24408 2009-03-31 Ian Lance Taylor <iant@google.com>
24410 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24411 gimple_code with GIMPLE_RESX, not RESX.
24413 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24415 * c-common.c (c_get_ident): New.
24416 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24418 2009-04-01 Ben Elliston <bje@au.ibm.com>
24420 * config/rs6000/sysv4.opt (msdata): Improve option description.
24422 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24424 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24425 (divdf3_internal_lat): Remove.
24426 (divxf3_internal_lat): Remove.
24427 (divxf3_internal_thr): Remove.
24428 (divxf): Use divxf3_internal.
24429 * config/ia64/div.md (divsf3_internal_lat): New.
24430 (divdf3_internal_lat): New.
24431 (divxf3_internal): New.
24433 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24436 * Makefile.in (USE_GCC_STDINT): Define.
24437 (stmp-int-hdrs): Install stdint.h if applicable.
24438 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24440 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24441 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24442 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24443 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24444 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24445 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24446 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24447 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24448 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24449 (c_common_nodes_and_builtins): Initialize
24450 underlying_wchar_type_node. Do not initialize
24451 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24452 nodes for new types.
24453 (c_stddef_cpp_builtins): Define macros for new types.
24454 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24456 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24457 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24458 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24459 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24460 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24461 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24462 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24463 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24464 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24465 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24466 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24467 int16_type_node, int32_type_node, int64_type_node,
24468 uint8_type_node, uint16_type_node, c_uint32_type_node,
24469 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24470 int_least32_type_node, int_least64_type_node,
24471 uint_least8_type_node, uint_least16_type_node,
24472 uint_least32_type_node, uint_least64_type_node,
24473 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24474 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24475 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24476 uintptr_type_node): Define.
24477 * c-cppbuiltin.c (builtin_define_constants,
24478 builtin_define_type_minmax): New.
24479 (builtin_define_stdint_macros): Define more macros.
24480 (c_cpp_builtins): Define more limit macros.
24481 (type_suffix): New.
24482 (builtin_define_type_max): Define in terms of
24483 builtin_define_type_minmax. Remove is_long parameter. All
24485 * config.gcc (use_gcc_stdint): Define.
24486 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24487 Add newlib-stdint.h for generic targets.
24488 * config/glibc-stdint.h, config/newlib-stdint.h,
24489 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24490 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24491 * config/score/score.h (UINTPTR_TYPE): Define.
24492 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24493 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24494 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24495 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24496 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24497 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24498 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24499 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24500 * config/spu/spu.h (STDINT_LONG32): Define.
24501 * configure.ac (use_gcc_stdint): Substitute.
24502 * configure: Regenerate.
24503 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24504 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24505 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24506 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24507 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24508 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24509 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24510 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24511 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24512 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24513 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24514 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24515 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24516 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24517 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24518 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24519 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24520 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24521 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24522 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24523 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24524 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24525 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24526 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24527 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24528 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24529 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24530 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24531 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24533 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24535 * loop-iv.c (suitable_set_for_replacement): Renamed from
24536 simplify_using_assignment; changed to return bool and to accept new
24537 args DEST and SRC. Return true iff we find a source/destination pair
24538 that can be used to make a replacement, and fill SRC and DEST if so.
24539 Remove arg ALTERED. Don't deal with altered regs here. All callers
24541 (simplify_using_initial_values): Deal with altered regs here and track
24542 more precisely the effect they have on the validity of our expression.
24544 * loop-iv.c (simplify_using_condition): A condition of the form
24545 (EQ REG CONST) can be used to simply make a substitution.
24546 (simplify_using_initial_values): Keep track of conditions we have seen
24547 and keep using them to simplify new expressions, while applying the
24548 same substitutions to them as to the expression.
24550 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24551 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24554 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24555 changed. Use this when trying to improve the upper bound.
24556 Generate the comparison by using simplify_gen_relational.
24558 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24560 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24562 (simplify_using_assignment, simplify_using_initial_values): Call
24563 replace_in_expr to make replacements. Call replace_single_def_regs
24564 once on the initial version of the expression.
24566 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24569 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24571 2009-03-31 Richard Guenther <rguenther@suse.de>
24573 PR middle-end/31029
24574 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24575 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24577 2009-03-31 Richard Guenther <rguenther@suse.de>
24579 * tree.h (div_if_zero_remainder): Declare.
24580 * fold-const.c (div_if_zero_remainder): Export.
24581 * tree-ssa-forwprop.c
24582 (forward_propagate_addr_into_variable_array_index): Handle
24583 constant array index addition outside of the variable index.
24585 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24588 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24589 define_splits, floatunssi<mode>2): Require x87 conversions from
24590 DImode to be permitted.
24592 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24594 PR preprocessor/15638
24595 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24597 2009-03-31 Richard Guenther <rguenther@suse.de>
24599 PR middle-end/23401
24600 PR middle-end/27810
24601 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24602 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24603 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24604 a separate statement.
24605 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24606 (lookup_tmp_var): Likewise.
24607 (is_gimple_formal_tmp_or_call_rhs): Remove.
24608 (is_gimple_reg_or_call_rhs): Rename to ...
24609 (is_gimple_reg_rhs_or_call): ... this.
24610 (is_gimple_mem_or_call_rhs): Rename to ...
24611 (is_gimple_mem_rhs_or_call): ... this.
24612 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24613 DECL_GIMPLE_REG_P only if is_formal is true.
24614 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24615 for non-proper post-modify expression gimplification.
24616 (gimplify_self_mod_expr): For post-modify expressions gimplify
24617 the lvalue to a minimal lvalue.
24618 (rhs_predicate_for): Remove formal temp case.
24619 (gimplify_modify_expr_rhs): Likewise.
24620 (gimplify_addr_expr): Use is_gimple_reg.
24621 (gimplify_expr): Remove formal temp cases.
24622 (gimple_regimplify_operands): Likewise.
24623 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24624 and FILTER_EXPR like constants.
24625 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24627 (is_gimple_formal_tmp_rhs): Remove.
24628 (is_gimple_reg_rhs): Remove special casing.
24629 (is_gimple_mem_rhs): Fix.
24630 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24631 (is_gimple_formal_tmp_var): Remove.
24632 (is_gimple_formal_tmp_reg): Likewise.
24633 (is_gimple_min_lval): Allow invariant component ref parts.
24634 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24635 is_gimple_formal_tmp_reg): Remove declarations.
24636 * tree-cfg.c (verify_expr): Verify that variables with address
24637 taken do not have DECL_GIMPLE_REG_P set.
24638 * tree-mudflap.c (mf_build_check_statement_for): Use
24639 force_gimple_operand instead of gimplify_expr.
24641 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24643 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24644 schedulable rows to compute_split_row.
24646 2009-03-31 Ben Elliston <bje@au.ibm.com>
24649 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24652 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24654 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24655 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24656 * configure: Regenerate.
24657 * config.in: Regenerate.
24658 * config/rs6000/rs6000.opt (mtls-markers): Add.
24659 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24660 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24661 (tls_ld_aix, tls_ld_sysv): Likewise.
24662 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24663 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24665 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24667 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24669 2009-03-30 Jan Hubicka <jh@suse.cz>
24671 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24673 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24674 detection and label handling.
24676 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24678 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24679 left_conflicts_size.
24680 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24681 ALLOCNO_LEFT_CONFLICTS_SIZE.
24683 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24684 remove_allocno_from_bucket_and_push,
24685 allocno_spill_priority_compare, push_allocnos_to_stack,
24686 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24687 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24688 (setup_allocno_left_conflicts_num): Ditto. Rename to
24689 setup_allocno_left_conflicts_size.
24690 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24691 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24692 setup_allocno_left_conflicts_size instead of
24693 setup_allocno_left_conflicts_num.
24695 * ira-build.c (ira_create_allocno): Use
24696 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24697 ALLOCNO_LEFT_CONFLICTS_NUM.
24699 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24701 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24702 instead of DF_LR_OUT.
24704 * ira-lives.c (process_bb_node_lives): Ditto.
24706 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24707 instead of DF_LR_{OUT,IN}.
24709 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24711 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24713 2009-03-30 Jan Hubicka <jh@suse.cz>
24715 * except.c (label_to_region_map): Fix thinko.
24717 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24719 PR middle-end/38237
24720 * tree.h (tree_find_value): New declaration.
24721 * tree.c (tree_find_value): New function.
24722 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24724 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24727 * c-decl.c (struct c_binding): Add locus field.
24728 (bind): Add locus argument, set locus field from it.
24729 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24730 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24731 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24732 implicitly_declare, undeclared_variable, lookup_label,
24733 declare_label, c_make_fname_decl, c_builtin_function,
24734 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24737 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24740 * config/i386/i386.c (classify_argument): Check total size of
24743 2009-03-30 Martin Jambor <mjambor@suse.cz>
24745 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24746 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24747 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24750 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24751 seen_variable_array_ref while also traversing a union.
24753 * tree-inline.c (optimize_inline_calls): Do not call
24754 cgraph_node_remove_callees.
24755 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24756 (pass_remove_cgraph_callee_edges): New variable.
24757 * passes.c (init_optimization_passes): Add
24758 pass_remove_cgraph_callee_edges after early inlining and before all
24759 late intraprocedural passes.
24761 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24763 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24765 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24766 Fix typos in names.
24768 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24770 * combine.c (simplify_comparison): Use have_insn_for.
24771 * dojump.c (do_jump): Likewise.
24773 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24775 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24776 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24777 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24778 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24779 instead of sparc_compare_emitted.
24780 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24781 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24782 instead of sparc_compare_emitted.
24784 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24786 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24787 enter/exit cfglayout mode.
24788 (pass_partition_block): Require it.
24789 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24790 (combine_instructions): Track basic blocks instead of labels.
24791 (update_cfg_for_uncondjump): New.
24792 (try_combine): Use it. Update jumps after rescanning.
24793 (pass_combine): Require PROP_cfglayout.
24794 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24796 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24798 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24799 Provide/destroy PROP_cfglayout respectively.
24800 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24801 * tree-pass.h (PROP_cfglayout): New.
24803 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24805 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24806 fold_convert_const_fixed_from_fixed,
24807 fold_convert_const_fixed_from_int,
24808 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24809 set TREE_CONSTANT_OVERFLOW.
24810 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24811 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24813 2009-03-30 Ira Rosen <irar@il.ibm.com>
24815 * tree-vect-loop-manip.c: New file.
24816 * tree-vectorizer.c: Update documentation and included files.
24817 (vect_loop_location): Make extern.
24818 (rename_use_op): Move to tree-vect-loop-manip.c
24819 (rename_variables_in_bb, rename_variables_in_loop,
24820 slpeel_update_phis_for_duplicate_loop,
24821 slpeel_update_phi_nodes_for_guard1,
24822 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24823 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24824 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24825 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24826 find_loop_location): Likewise.
24827 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24828 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24829 get_vectype_for_scalar_type, vect_is_simple_use,
24830 supportable_widening_operation, supportable_narrowing_operation):
24832 (bb_in_loop_p): Move to tree-vect-loop.c.
24833 (new_loop_vec_info, destroy_loop_vec_info,
24834 reduction_code_for_scalar_code, report_vect_op,
24835 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24836 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24837 (vect_supportable_dr_alignment): Likewise.
24838 * tree-vectorizer.h (tree-data-ref.h): Include.
24839 (vect_loop_location): Declare.
24840 Reorganize function declarations according to the new file structure.
24841 * tree-vect-loop.c: New file.
24842 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24843 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24844 * tree-vect-data-refs.c: New file.
24845 * tree-vect-patterns.c (timevar.h): Don't include.
24846 * tree-vect-stmts.c: New file.
24847 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24848 tree-vect-slp.c, tree-vect-loop.c.
24849 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24850 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24851 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24852 (tree-vect-analyze.o): Remove.
24853 (tree-vect-transform.o): Likewise.
24854 (tree-vect-data-refs.o): Add rule.
24855 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24856 tree-vect-slp.o): Likewise.
24857 (tree-vect-patterns.o): Remove redundant dependencies.
24858 (tree-vectorizer.o): Likewise.
24859 * tree-vect-slp.c: New file.
24861 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24863 * optc-gen.awk: Warn if an option flag has multiple different
24866 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24868 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24869 -floop-block): Document dependences on PPL, CLooG and Graphite.
24871 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24873 PR rtl-optimization/323
24874 * c-common.c (c_fully_fold, convert_and_check,
24875 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24876 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24877 * c-common.def (EXCESS_PRECISION_EXPR): New.
24878 * c-cppbuiltin.c (builtin_define_float_constants): Define
24879 constants with enough digits for long double.
24880 * c-lex.c (interpret_float): Interpret constant with excess
24881 precision where appropriate.
24882 * c-opts.c (c_common_post_options): Set
24883 flag_excess_precision_cmdline. Give an error for
24884 -fexcess-precision=standard for C++ for processors where the
24885 option is significant.
24886 * c-parser.c (c_parser_conditional_expression): Handle excess
24887 precision in condition.
24888 * c-typeck.c (convert_arguments): Handle arguments with excess
24890 (build_unary_op): Move excess precision outside operation.
24891 (build_conditional_expr): Likewise.
24892 (build_compound_expr): Likewise.
24893 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24894 (build_modify_expr): Handle excess precision in RHS.
24895 (convert_for_assignment): Handle excess precision in converted
24897 (digest_init, output_init_element, process_init_element): Handle
24898 excess precision in initializer.
24899 (c_finish_return): Handle excess precision in return value.
24900 (build_binary_op): Handle excess precision in operands and add
24901 excess precision as needed for operation.
24902 * common.opt (-fexcess-precision=): New option.
24903 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24904 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24905 For standard excess precision, output explicit conversion to and
24906 truncation from XFmode.
24907 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24908 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24909 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24910 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24911 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24912 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24913 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24914 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24915 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24916 define_splits, sqrt<mode>2): Disable where appropriate for
24917 standard excess precision.
24918 * convert.c (convert_to_real): Do not shorten arithmetic to type
24919 for which excess precision would be used.
24920 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24921 * doc/invoke.texi (-fexcess-precision=): Document option.
24922 (-mfpmath=): Correct index entry.
24923 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24924 flag_excess_precision): New.
24925 * langhooks.c (lhd_post_options): Set
24926 flag_excess_precision_cmdline.
24927 * opts.c (common_handle_option): Handle -fexcess-precision=.
24928 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24929 init_excess_precision): New.
24930 (lang_dependent_init_target): Call init_excess_precision.
24931 * tree.c (excess_precision_type): New.
24932 * tree.h (excess_precision_type): Declare.
24934 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24937 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24938 non-lvalue to component.
24940 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24942 PR preprocessor/34695
24943 * Makefile.in (c-opts.o): Depend on c-tree.h.
24944 * c-common.c: Move down include of diagnostic.h.
24945 (done_lexing, c_cpp_error): New.
24946 * c-common.h (done_lexing): Declare.
24947 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24949 * c-opts.c: Include c-tree.h.
24950 (c_common_init_options): Set preprocessor error callback.
24951 (c_common_handle_option): Do not set preprocessor
24952 inhibit_warnings, warnings_are_errors, warn_system_headers,
24953 pedantic_errors or inhibit_warnings flags.
24954 (c_common_post_options): Do not check cpp_errors (parse_in).
24955 (c_common_finish): Do not output dependencies if there were
24956 errors. Do not check return value of cpp_finish.
24957 * c-ppoutput.c (pp_file_change): Set input_location.
24958 * c-tree.h (c_cpp_error): Declare.
24959 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24961 (diagnostic_build_prefix): Check override_column.
24962 * diagnostic.h (diagnostic_info): Add override_column field.
24963 (diagnostic_override_column): Define.
24965 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24967 * c-common.c (c_expand_expr, c_staticp): Remove.
24968 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24969 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24970 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24971 * c-gimplify.c (gimplify_compound_literal_expr,
24972 optimize_compound_literals_in_ctor): Remove.
24973 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24974 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24975 * c-semantics.c (emit_local_var): Remove.
24977 * langhooks-def.h (lhd_expand_expr): Remove.
24978 * langhooks.c (lhd_expand_expr): Remove.
24979 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24981 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24982 handling from c-semantics.c; don't call into langhook.
24983 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24984 * gimplify.c (gimplify_compound_literal_expr,
24985 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24986 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24987 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24988 as was done in c-gimplify.c.
24989 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24990 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24991 Move from c-common.h.
24992 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24994 * tree.c (staticp): Do not call langhook.
24995 * langhooks.c (lhd_staticp): Delete.
24996 * langhooks-def.h (lhd_staticp): Delete prototype.
24997 (LANG_HOOKS_STATICP): Delete.
24998 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25000 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25001 instead of DECL_STMTs.
25003 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25011 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25013 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25014 contained expression.
25015 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25016 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25017 conditional expressions for C.
25018 (decl_constant_value_for_optimization): Move from
25019 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25020 whether optimizing and that the expression is a VAR_DECL not of
25021 array type instead of doing such checks in the caller. Do not
25022 check pedantic. Call gcc_unreachable for C++.
25023 * c-common.def (C_MAYBE_CONST_EXPR): New.
25024 * c-common.h (c_fully_fold, c_save_expr,
25025 decl_constant_value_for_optimization): New prototypes.
25026 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25027 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25028 EXPR_INT_CONST_OPERANDS): Define.
25029 * c-convert.c (convert): Strip nops from expression.
25030 * c-decl.c (groktypename): Take extra parameters expr and
25031 expr_const_operands. Update call to grokdeclarator.
25032 (start_decl): Update call to grokdeclarator. Add statement for
25033 expressions used in type of decl.
25034 (grokparm): Update call to grokdeclarator.
25035 (push_parm_decl): Update call to grokdeclarator.
25036 (build_compound_literal): Add parameter non_const and build a
25037 C_MAYBE_COSNT_EXPR if applicable.
25038 (grokdeclarator): Take extra parameters expr and
25039 expr_const_operands. Track expressions used in declaration
25040 specifiers and declarators. Fold array sizes and track whether
25041 they are constant expressions and whether they are integer
25042 constant expressions.
25043 (parser_xref_tag): Set expr and expr_const_operands fields in
25045 (grokfield): Update call to grokdeclarator.
25046 (start_function): Update call to grokdeclarator.
25047 (build_null_declspecs): Set expr and expr_const_operands fields in
25049 (declspecs_add_type): Handle expressions in typeof specifiers.
25050 * c-parser.c (c_parser_declspecs): Set expr and
25051 expr_const_operands fields for declaration specifiers.
25052 (c_parser_enum_specifier): Likewise.
25053 (c_parser_struct_or_union_specifier): Likewise.
25054 (c_parser_typeof_specifier): Likewise. Update call to
25055 groktypename. Fold expression as needed. Return expressions with
25056 type instead of adding statements.
25057 (c_parser_attributes): Update calls to c_parser_expr_list.
25058 (c_parser_statement_after_labels): Fold expression before passing
25059 to objc_build_throw_stmt.
25060 (c_parser_condition): Fold expression.
25061 (c_parser_asm_operands): Fold expression.
25062 (c_parser_conditional_expression): Use c_save_expr. Update call
25063 to build_conditional_expr.
25064 (c_parser_alignof_expression): Update call to groktypename.
25065 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25066 original_code. Fold expression argument of va_arg. Create
25067 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25068 argument to va_arg. Update calls to groktypename. Fold array
25069 index for offsetof. Verify that first argument to
25070 __builtin_choose_expr has integer type.
25071 (c_parser_postfix_expression_after_paren_type): Update calls to
25072 groktypename and build_compound_literal. Handle expressions with
25073 side effects in type name.
25074 (c_parser_postfix_expression_after_primary): Update call to
25075 c_parser_expr_list. Set original_code for calls to
25076 __builtin_constant_p.
25077 (c_parser_expr_list): Take extra parameter fold_p. Fold
25078 expressions if requested.
25079 (c_parser_objc_type_name): Update call to groktypename.
25080 (c_parser_objc_synchronized_statement): Fold expression.
25081 (c_parser_objc_receiver): Fold expression.
25082 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25083 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25084 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25085 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25086 (struct c_typespec): Add elements expr and expr_const_operands.
25087 (struct c_declspecs): Add elements expr and expr_const_operands.
25088 (groktypename, build_conditional_expr, build_compound_literal):
25090 (in_late_binary_op): Declare.
25091 * c-typeck.c (note_integer_operands): New function.
25092 (in_late_binary_op): New variable.
25093 (decl_constant_value_for_broken_optimization): Move to c-common.c
25094 and rename to decl_constant_value_for_optimization.
25095 (default_function_array_conversion): Do not strip nops.
25096 (default_conversion): Do not call
25097 decl_constant_value_for_broken_optimization.
25098 (build_array_ref): Do not fold result.
25099 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25100 result when operand is a VLA.
25101 (c_expr_sizeof_type): Update call to groktypename. Handle
25102 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25103 result when operand names a VLA type.
25104 (build_function_call): Update call to build_compound_literal.
25105 Only fold result for calls to __builtin_* functions. Strip
25106 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25107 the function designator.
25108 (convert_arguments): Fold arguments. Update call to
25109 convert_for_assignment.
25110 (build_unary_op): Handle increment and decrement of
25111 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25112 decrement earlier. Fold operand of increment and decrement.
25113 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25114 built for integer operand. Wrap returns that are INTEGER_CSTs
25115 without being integer constant expressions or that have integer
25116 constant operands without being INTEGER_CSTs.
25117 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25118 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25119 result is an integer constant expression or can be used in
25120 unevaluated parts of one and avoid folding and wrap as
25121 appropriate. Fold operands before possibly doing -Wsign-compare
25123 (build_compound_expr): Wrap result for C99 if operands can be used
25124 in integer constant expressions.
25125 (build_c_cast): Update call to digest_init. Do not ignore
25126 overflow from casting floating-point constants to integers. Wrap
25127 results that could be confused with integer constant expressions,
25128 null pointer constants or floating-point constants.
25129 (c_cast_expr): Update call to groktypename. Handle expressions
25130 included in type name.
25131 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25132 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25133 Update calls to convert_for_assignment.
25134 (convert_for_assignment): Take new parameter
25135 null_pointer_constant. Do not strip nops or call
25136 decl_constant_value_for_broken_optimization. Set
25137 in_late_binary_op for conversions to boolean.
25138 (store_init_value): Update call to digest_init.
25139 (digest_init): Take new parameter null_pointer_constant. Do not
25140 call decl_constant_value_for_broken_optimization. pedwarn for
25141 initializers not constant expressions. Update calls to
25142 convert_for_assignment.
25143 (constructor_nonconst): New.
25144 (struct constructor_stack): Add nonconst element.
25145 (really_start_incremental_init, push_init_level, pop_init_level):
25146 Handle constructor_nonconst and nonconst element.
25147 (set_init_index): Call constant_expression_warning for array
25149 (output_init_element): Fold value. Set constructor_nonconst as
25150 applicable. pedwarn for initializers not constant expressions.
25151 Update call to digest_init. Call constant_expression_warning
25152 where constant initializers are required.
25153 (process_init_element): Use c_save_expr.
25154 (c_finish_goto_ptr): Fold expression.
25155 (c_finish_return): Fold return value. Update call to
25156 convert_for_assignment.
25157 (c_start_case): Fold switch expression.
25158 (c_process_expr_stmt): Fold expression.
25159 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25160 ensure statement expression is not evaluated in constant expression.
25161 (build_binary_op): Track whether results are integer constant
25162 expressions or may occur in such, disable folding and wrap results
25163 as applicable. Fold operands for -Wsign-compare warnings unless
25165 (c_objc_common_truthvalue_conversion): Handle results folded to
25166 integer constants that are not integer constant expressions.
25167 * doc/extend.texi: Document when typeof operands are evaluated,
25168 that condition of __builtin_choose_expr is an integer constant
25169 expression, and more about use of __builtin_constant_p in
25172 2009-03-29 Richard Guenther <rguenther@suse.de>
25174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25175 propagate addresses of array references.
25177 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25179 * regmove.c (perhaps_ends_bb_p): Remove.
25180 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25181 from INSN and check that the main loop stays within that basic block.
25182 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25183 (regmove_forward_pass): Split out from regmove_optimize. Use
25184 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25185 (regmove_backward_pass): Split out from regmove_optimize. Use
25186 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25187 (regmove_optimize): Simplify.
25189 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25192 * config/i386/i386.c (classify_argument): Ignore flexible array
25193 member in struct and warn ABI change.
25195 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25197 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25199 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25200 (ix86_adjust_cost): Updated.
25202 2009-03-29 Jan Hubicka <jh@suse.cz>
25204 PR middle-end/28850
25205 * tree-pass.h (pass_cleanup_eh): New function.
25206 (remove_unreachable_regions): Break code handling RTL
25207 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25208 that can not be reached by runtime.
25209 (can_be_reached_by_runtime): New function.
25210 (label_to_region_map): New function.
25211 (num_eh_regions): New function.
25212 (rtl_remove_unreachable_regions): New function.
25213 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25214 (remove_eh_region): New function.
25215 * except.h: Include sbitmap and vecprim.
25216 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25217 num_eh_regions): Declare.
25218 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25219 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25220 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25221 (tree_empty_eh_handler_p): New function.
25222 (cleanup_empty_eh): New function.
25223 (cleanup_eh): New function.
25224 (pass_cleanup_eh): New function.
25226 2009-03-29 Jan Hubicka <jh@suse.cz>
25228 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25229 for removed regions.
25231 2009-03-29 Jan Hubicka <jh@suse.cz>
25233 * except.c (dump_eh_tree): Dump all datastructures.
25235 2009-03-29 Jan Hubicka <jh@suse.cz>
25237 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25238 (duplicate_eh_regions_1): Likewise.
25239 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25240 vector; call EH verification.
25241 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25242 Be ready for region being removed.
25244 2009-03-29 Jan Hubicka <jh@suse.cz>
25246 * bitmap.c (bitmap_last_set_bit): New function.
25247 * bitmap.h (bitmap_last_set_bit): Declare.
25249 2009-03-29 David Ayers <ayers@fsfe.org>
25252 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25253 by calling objc_compare_types and surpress warnings about
25254 incompatible C pointers that are compatible ObjC pointers.
25256 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25258 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25259 call initialize_inline_failed.
25260 (initialize_inline_failed): Move it from here ...
25261 * cgraph.c (initialize_inline_failed): ... to here.
25262 (cgraph_create_edge): Call initialize_inline_failed rather than
25263 setting inline_failed directly.
25265 2009-03-29 Ben Elliston <bje@au.ibm.com>
25268 * sysv4.opt (msdata): Improve comment.
25269 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25270 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25272 2009-03-29 Ben Elliston <bje@au.ibm.com>
25275 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25276 load and store attributes.
25278 2009-03-29 Ben Elliston <bje@au.ibm.com>
25280 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25281 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25282 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25283 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25284 __builtin_infq and __builtin_huge_valq.
25286 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25288 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25290 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25291 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25293 2009-03-28 Xinliang David Li <davidxl@google.com>
25295 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25296 (do_dbg_cnt): New function.
25298 2009-03-28 Jan Hubicka <jh@suse.cz>
25300 Merge from pretty-ipa:
25302 2009-03-27 Jan Hubicka <jh@suse.cz>
25304 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25305 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25306 * passes.c (function_called_by_processed_nodes_p): New.
25307 * ipa-pure-const.c (check_call): Fix handling of operands.
25308 (analyze_function): Dump debug output for skipped bodies.
25309 (local_pure_const): Use function_called_by_processed_nodes_p.
25310 * dwarf2out.c (reference_to_unused): Use output.
25311 * passes.c (do_per_function_toporder): Likewise.
25313 2008-11-12 Jan Hubicka <jh@suse.cz>
25315 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25316 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25317 state_set_in_source enum
25318 (check_decl): Ignore memory tags; do not set fake looping flags;
25320 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25321 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25322 (check_call, analyze_function): Rewrite.
25324 (add_new_function): Update call of analyze_function.
25325 (generate_summary): Add call of analyze_function.
25326 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25327 (local_pure_const): New function.
25328 (pass_local_pure_const): New pass.
25329 * ipa-inline.c (inline_transform): Set after_inlining.
25330 * tree-eh.c (stmt_can_throw_external): New.
25331 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25332 work with aliasing built.
25333 * tree-flow.h (stmt_can_throw_external): New.
25334 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25335 and local pure/const pass in early and late optimization queue.
25337 2009-03-28 Martin Jambor <mjambor@suse.cz>
25339 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25341 (fold_binary): Allow function decl aligment consideration is the
25342 second argument is integer constant one.
25343 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25344 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25345 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25347 2009-03-28 Jan Hubicka <jh@suse.cz>
25349 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25350 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25351 * function.h (rtl_data): Add nothrow flag.
25352 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25353 set DECL_NOTHROW for AVAILABLE functions.
25355 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25357 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25358 following vector keyword has expansion starting with pixel or bool
25359 keyword, expand vector to __vector and pixel or bool to __pixel or
25363 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25364 warn_if_disallowed_function_p): Removed.
25365 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25366 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25367 warning_if_disallowed_function_p.
25368 * flags.h (warn_if_disallowed_function_p,
25369 warn_disallowed_functions): Removed.
25370 * common.opt (Wdisallowed-function-list=): Removed.
25371 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25373 2009-03-28 Richard Guenther <rguenther@suse.de>
25375 PR tree-optimization/38723
25376 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25379 2009-03-28 Jan Hubicka <jh@suse.cz>
25381 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25382 test introduced by my previous patch.
25384 2009-03-28 Richard Guenther <rguenther@suse.de>
25386 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25387 the PHIs value undefined.
25389 2009-03-28 Jan Hubicka <jh@suse.cz>
25391 * tree-pass.h (pass_fixup_cfg): New pass.
25392 * ipa-inline.c (inline_transform): Set
25393 always_inline_functions_inlined/after_inlining.
25394 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25395 (pass_fixup_cfg): New pass.
25396 * passes.c (init_optimization_passes): Add fixup_cfg.
25398 2009-03-28 Richard Guenther <rguenther@suse.de>
25400 PR tree-optimization/38458
25401 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25402 argument use the arguments copy-of value.
25404 2009-03-28 Richard Guenther <rguenther@suse.de>
25406 PR tree-optimization/38180
25407 * tree-ssa-ccp.c (get_default_value): Simplify.
25408 (likely_value): Likewise.
25409 (surely_varying_stmt_p): Properly handle VOP case.
25410 (ccp_initialize): Likewise.
25411 (ccp_fold): Handle propagating through *&.
25412 (fold_const_aggregate_ref): Also handle decls.
25414 2009-03-28 Jan Hubicka <jh@suse.cz>
25416 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25417 * cgraph.h (cgraph_node): Likewise.
25418 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25419 (cgraph_reset_node): Use process flag.
25420 (cgraph_mark_functions_to_output): Likewise.
25421 (cgraph_expand_function): Likewise.
25422 (cgraph_expand_all_functions): Likewise.
25423 (cgraph_output_in_order): Likewise.
25424 * dwarf2out.c (reference_to_unused): Likewise.
25425 * passes.c do_per_function_toporder): Likewise.
25427 2009-03-28 Jan Hubicka <jh@suse.cz>
25429 Bring from lto-branch:
25431 2008-09-03 Doug Kwan <dougkwan@google.com>
25433 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25434 enums instead of reason strings.
25435 * cgraph.c (cgraph_create_edge): Same.
25436 (cgraph_inline_failed_string): New function.
25437 * cgraph.h (cgraph_inline_failed_t): New enum type.
25438 (cgraph_inline_failed_string): New prototype.
25439 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25440 char pointer to cgraph_inline_failed_t.
25441 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25442 (cgraph_default_inline_p): Ditto.
25443 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25444 to cgraph_inline_failed_t pointer.
25445 * cif-code.def: New file.
25446 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25448 (cgraph_check_inline_limits): Change type of REASON to pointer to
25449 cgraph_inline_failed_t. Replace reason strings with enums.
25450 (cgraph_default_inline_p): Ditto.
25451 (cgraph_recursive_inlining_p): Ditto.
25452 (update_caller_keys): Change type of FAILED_REASON to
25453 cgraph_inline_failed_t.
25454 (cgraph_set_inline_failed): Change type of REASON to pointer to
25455 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25456 convert enums to strings for text output.
25457 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25458 to be of type cgraph_inline_failed_t. Replace reason strings with
25459 enums. Call cgraph_inline_failed_string to covert enums
25460 to strings for text output.
25461 (cgraph_decide_inlining): Replace reason strings with enums.
25462 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25463 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25465 * tree-inline.c (expand_call_inline): Change type of REASON
25466 to cgraph_inline_failed_t. Replace reason strings with enums.
25467 Call cgraph_inline_failed_string for text output.
25468 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25471 2009-03-28 Jan Hubicka <jh@suse.cz>
25473 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25474 cgraph_clone_node): Remove master clone handling.
25475 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25476 * cgraph.h (master_clone): Remove.
25477 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25478 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25479 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25481 2009-03-28 Jan Hubicka <jh@suse.cz>
25483 * cgraph.c (cgraph_function_body_availability): Functions declared
25484 inline are always safe to assume that it is not going to be replaced.
25486 2009-03-28 Richard Guenther <rguenther@suse.de>
25488 PR tree-optimization/38513
25489 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25490 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25491 EXC_PTR_EXPR and FILTER_EXPR.
25492 (get_ref_from_reference_ops): Likewise.
25494 2009-03-28 Richard Guenther <rguenther@suse.de>
25496 PR tree-optimization/38968
25497 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25498 Use FLOOR_MOD_EXPR to compute misalignment.
25500 2009-03-28 Richard Guenther <rguenther@suse.de>
25502 PR tree-optimization/37795
25503 * tree.h (combine_comparisons): Declare.
25504 * fold-const.c (combine_comparisons): Export.
25505 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25507 (ifcombine_iforif): Use combine_comparisons.
25509 2009-03-28 Jan Hubicka <jh@suse.cz>
25511 * tree-eh.c (inlinable_call_p): New function.
25512 (make_eh_edges): Use it.
25513 (verify_eh_edges): Use it.
25514 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25515 * except.c (reachable_next_level): Add inlinable_function argument
25516 (sjlj_find_directly_reachable_regions): Update.
25517 (add_reachable_handler): Do not set saw_any_handlers.
25518 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25519 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25520 Add new inlinable call parameter.
25521 (can_throw_internal, can_throw_external): Update.
25522 * except.h (can_throw_internal_1, can_throw_external_1,
25523 foreach_reachable_handler): Update declaration.
25525 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25527 * config/arm/t-arm-coff, config/h8300/coff.h,
25528 config/i386/i386-aout.h, config/i386/i386-coff.h,
25529 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25530 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25531 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25532 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25533 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25534 sys-types.h: Remove.
25535 * Makefile.in: Remove protoize and fixproto support and references
25537 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25538 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25540 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25541 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25542 unprotoize$(exeext).
25543 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25544 (.PHONY): Don't depend on proto.
25545 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25546 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25547 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25548 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25549 build/gen-protos.o, build/scan.o, xsys-protos.h,
25550 build/fix-header$(build_exeext), build/fix-header.o,
25551 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25552 stmp-install-fixproto): Remove.
25553 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25554 SYSCALLS.c or fixproto files.
25555 (install-common): Don't install protoize.
25556 (install-headers-tar, install-headers-cpio, install-headers-cp):
25557 Don't depend on $(STMP_FIXPROTO).
25558 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25559 install fixproto files or write out fixproto settings.
25560 (uninstall): Don't uninstall protoize.
25561 * config.gcc (use_fixproto): Remove.
25562 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25563 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25564 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25565 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25566 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25567 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25568 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25569 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25570 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25571 * config/t-vxworks (STMP_FIXPROTO): Remove.
25572 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25573 STMP_FIXPROTO): Remove.
25574 * config.in, configure: Regenerate.
25575 * crtstuff.c (gid_t, uid_t): Don't undefine.
25576 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25577 (arm-*-coff, arm-*-aout: Remove target entries.
25578 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25579 Remove mention of AIX 4.1.
25580 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25581 * doc/invoke.texi (Running Protoize): Remove.
25582 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25583 (Protoize Caveats): Remove.
25584 * tsystem.h: Update comments on headers assumed to exist.
25586 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25588 * genautomata.c: Add a new year to the copyright. Add a new
25590 (struct insn_reserv_decl): Add comments for member bypass_list.
25591 (find_bypass): Remove.
25592 (insert_bypass): New.
25593 (process_decls): Use insert_bypass.
25594 (output_internal_insn_latency_func): Output all bypasses with the
25595 same input insn in one switch case.
25597 * rtl.def (define_bypass): Describe bypass choice.
25598 * doc/md.texi (define_bypass): Ditto.
25600 2009-03-27 Richard Guenther <rguenther@suse.de>
25602 * gimplify.c (mark_addressable): Export.
25603 * tree-flow.h (mark_addressable): Declare.
25604 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25605 * tree-ssa.c (verify_phi_args): Verify that address taken
25606 variables have TREE_ADDRESSABLE set.
25608 2009-03-27 Richard Guenther <rguenther@suse.de>
25610 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25611 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25612 Do not mark decls TREE_ADDRESSABLE.
25613 (build_fold_addr_expr): Adjust.
25614 (fold_addr_expr): Remove.
25615 (fold_unary): Use build_fold_addr_expr.
25616 (fold_comparison): Likewise.
25617 (split_address_to_core_and_offset): Likewise.
25618 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25620 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25621 (gimplify_modify_expr_to_memcpy): Mark source and destination
25623 * omp-low.c (create_omp_child_function): Mark the object decl
25625 (lower_rec_input_clauses): Mark the var we take the address of
25627 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25629 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25631 PR middle-end/39315
25632 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25633 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25635 2009-03-27 Richard Guenther <rguenther@suse.de>
25637 PR tree-optimization/39120
25638 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25640 (handle_lhs_call): Process return constraints. Add escape
25641 constraints if necessary.
25642 (handle_const_call): Fill out return constraints. Make nested
25643 case more precise. Avoid consttmp if possible.
25644 (handle_pure_call): Fill out return constraints. Avoid
25645 callused if possible.
25646 (find_func_aliases): Simplify call handling.
25648 2009-03-27 Richard Guenther <rguenther@suse.de>
25650 PR tree-optimization/39120
25651 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25652 as a representative.
25653 (solve_graph): Do propagate CALLUSED.
25654 (handle_pure_call): Use a scalar constraint from CALLUSED for
25656 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25659 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25662 * c-common.c (handle_aligned_attribute): Properly check alignment
25663 overflow. Use (1U << i) instead of (1 << i).
25665 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25667 * expr.h (get_mem_align_offset): Updated.
25669 * tree.h (tree_decl_common): Change align to "unsigned int" and
25670 move it before pointer_alias_set.
25672 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25673 Jakub Jelinek <jakub@redhat.com>
25676 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25677 gr_register_operand with gr_reg_or_0_operand.
25678 (cmpxchg_rel_di): Likewise.
25679 (sync_lock_test_and_set<mode>): Likewise.
25681 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25683 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25684 (true_regnum): Likewise.
25686 * rtlanal.c (subreg_info): Moved to ...
25687 * rtl.h (subreg_info): Here. New.
25688 (subreg_get_info): New.
25690 * rtlanal.c (subreg_get_info): Make it extern.
25692 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25695 * config/i386/i386.c (ix86_abi): New.
25696 (override_options): Handle -mabi=.
25697 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25698 (ix86_call_abi_override): Likewise.
25699 (init_cumulative_args): Likewise.
25700 (function_arg_advance): Likewise.
25701 (function_arg_64): Likewise.
25702 (function_arg): Likewise.
25703 (ix86_pass_by_reference): Likewise.
25704 (ix86_function_value_regno_p): Likewise.
25705 (ix86_build_builtin_va_list_abi): Likewise.
25706 (setup_incoming_varargs_64): Likewise.
25707 (is_va_list_char_pointer): Likewise.
25708 (ix86_init_machine_status): Likewise.
25709 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25710 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25711 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25712 (ix86_function_abi): Make it static and return enum calling_abi.
25713 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25715 (ix86_fn_abi_va_list): Updated.
25717 * config/i386/i386.h (ix86_abi): New.
25718 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25719 (CONDITIONAL_REGISTER_USAGE): Likewise.
25720 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25721 (machine_function): Likewise.
25723 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25725 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25726 (STACK_BOUNDARY): Likewise.
25727 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25729 * config/i386/i386.opt (mabi=): New.
25731 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25732 return enum calling_abi.
25733 (ix86_function_type_abi): Likewise.
25734 (ix86_function_abi): Removed.
25736 * doc/invoke.texi: Document -mabi= option for x86.
25738 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25740 * builtins.c (real_dconstp): Delete.
25741 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25743 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25744 Jakub Jelinek <jakub@redhat.com>
25747 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25748 (gen_subprogram_die): When a function is explicit, generate the
25749 DW_AT_explicit attribute.
25750 * langhooks.h (struct lang_hooks_for_decls): Add
25751 function_decl_explicit_p langhook.
25752 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25753 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25755 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25757 * builtins.c (fold_builtin_memory_op): Optimize memmove
25758 into memcpy if we can prove source and destination don't overlap.
25760 * tree-inline.c: Include gt-tree-inline.h.
25761 (clone_fn_id_num): New variable.
25762 (clone_function_name): New function.
25763 (tree_function_versioning): Use it.
25764 * Makefile.in (GTFILES): Add tree-inline.c.
25766 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25768 * BASE-VER: Change to 4.5.0.
25770 2009-03-27 Xinliang David Li <davidxl@google.com>
25772 PR tree-optimization/39557
25773 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25775 2009-03-27 Xinliang David Li <davidxl@google.com>
25777 PR tree-optimization/39548
25778 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25783 * c-common.c (pointer_int_sum): Use %wd on return from
25786 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25788 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25789 on return from tree_low_cst.
25791 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25794 * ginclude/stdarg.h (va_copy): Define also for
25795 __GXX_EXPERIMENTAL_CXX0X__.
25797 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25800 * builtins.h (c_strlen): Do not warn here.
25801 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25802 * c-common.c (pointer_int_sum): Take an explicit location.
25803 Warn about offsets out of bounds.
25804 * c-common.h (pointer_int_sum): Adjust declaration.
25806 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25808 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25811 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25814 * opts.c (warn_if_disallowed_function_p): Don't assume
25815 get_callee_fndecl must return non-NULL.
25817 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25819 PR rtl-optimization/39522
25820 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25821 when reg_reloaded_valid is set.
25823 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25825 * config/spu/divv2df3.c: New file.
25826 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25827 (DPBIT_FUNCS): Filter out _div_df.
25829 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25831 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25832 a jump insn, count that jump in the distance to the loop start.
25834 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25837 * config/sh/sh.c (calc_live_regs): Fix condition for global
25838 registers except PIC_OFFSET_TABLE_REGNUM.
25840 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25843 * doc/invoke.texi (-mconsole): New.
25845 (-mno-cygwin): New.
25847 (-mnop-fun-dllimport): New.
25851 (sub section "i386 and x86-64 Windows Options"): New.
25853 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25855 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25856 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25858 2009-03-25 Richard Guenther <rguenther@suse.de>
25860 PR middle-end/39497
25861 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25864 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25866 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25867 neither of haifa/selective schedulers are working.
25869 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25871 * doc/invoke.texi (Debugging Options): Fix description of
25872 -fno-merge-debug-strings.
25874 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25876 * config/cris/libgcc.ver: New version-script.
25877 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25879 * configure.ac <GAS features, nop mnemonic>: Add pattern
25880 crisv32-*-* for "nop".
25881 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25882 * configure: Regenerate.
25884 2009-03-24 Ira Rosen <irar@il.ibm.com>
25886 PR tree-optimization/39529
25887 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25888 mark_sym_for_renaming for the tag copied to the new vector
25891 2009-03-24 Arthur Loiret <aloiret@debian.org>
25893 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25894 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25895 EXTRA_SPEC_FUNCTIONS.
25896 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25897 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25898 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25899 -march and -mtune options.
25901 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25903 * config/m68k/t-rtems: Add m5329 multilib.
25905 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25906 Jakub Jelinek <jakub@redhat.com>
25909 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25912 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25915 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25916 instead of c_parser_expression_conv, if original_code isn't one of the
25917 4 allowed comparison codes, fail.
25919 2009-03-23 Richard Guenther <rguenther@suse.de>
25921 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25922 * tree.h (struct tree_type): Likewise.
25923 * reload.h (struct insn_chain): Likewise.
25924 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25925 * function.h (struct function): Likewise.
25926 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25928 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25930 PR tree-optimization/39516
25931 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25933 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25935 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25936 should be set true if BITS_PER_WORD of target is bigger than 32
25938 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25940 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25941 Translate -B-options to -rpath-link. Correct existing
25942 rpath-link and conditionalize on !nostdlib.
25944 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25946 * doc/extend.texi (Function Attributes, Variable Attributes):
25948 * doc/invoke.texi (Debugging Options, Optimize Options)
25949 (i386 and x86-64 Options, MCore Options): Likewise.
25951 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25954 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25955 it for block local namespace aliases.
25956 (gen_decl_die): Pass context_die to gen_namespace_die.
25958 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25961 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25962 minimum or maximum value.
25964 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25966 * reginfo.c (globalize_reg): Recompute derived reg sets.
25968 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25971 * libgcc2.c (mprotect): Do not use signed arguments for
25972 VirtualProtect, use DWORD arguments. Also fix the 'may
25973 be used uninitialized' warning for the np variable.
25975 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25978 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25979 functions using regparm calling conventions when not optimizing.
25980 (ix86_function_sseregparm): Similarly for sseregparm calling
25983 2009-03-19 Li Feng <nemokingdom@gmail.com>
25985 PR middle-end/39500
25986 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25987 dependence if the first conflict is after niter iterations.
25989 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25991 PR middle-end/38609
25992 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25993 functions with dynamic stack-pointer adjustments.
25995 2009-03-19 Ben Elliston <bje@au.ibm.com>
25997 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25998 option; change to -msdata=data.
26000 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26002 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26005 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26008 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26010 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26012 * doc/invoke.texi (Code Gen Options): Expand discussion of
26015 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26017 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26018 * matrix-reorg.c (struct matrix_info): Likewise.
26019 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26020 * rtl.h (struct mem_attrs): Likewise.
26021 * df.h (struct df): Likewise.
26022 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26023 * ira-int.h (struct ira_allocno): Likewise.
26024 * df-scan.c (struct df_collection_rec): Likewise.
26025 * ira.c (struct equivalence): Likewise.
26026 * function.c (struct temp_slot): Likewise.
26027 * cfgloop.h (struct loop): Likewise.
26030 * function.c (use_register_for_decl): When not optimizing, disregard
26031 register keyword for variables with types containing methods.
26033 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26035 PR middle-end/39447
26036 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26037 (is_simple_operand): Call contains_component_ref_p before calling data
26038 reference analysis that would fail on COMPONENT_REFs.
26040 * tree-vrp.c (search_for_addr_array): Fix formatting.
26042 2009-03-18 Richard Guenther <rguenther@suse.de>
26044 * tree-vect-transform.c (vect_loop_versioning): Fold the
26045 generated comparisons.
26046 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26047 (slpeel_tree_peel_loop_to_edge): Likewise.
26049 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26051 PR middle-end/37805
26052 * opts.c (print_specific_help): In addition to `undocumented',
26053 accept `separate' and `joined' flags if passed alone. Describe
26054 output by the first matched one of those.
26055 (common_handle_option): Skip over empty strings.
26056 * gcc.c (display_help): Fix help string for `--help='.
26057 * doc/invoke.texi (Option Summary, Overall Options): With
26058 `--help=', classes and qualifiers can both be repeated, but
26059 only the latter can be negated. One should not pass only
26060 negated qualifiers. Fix markup and examples.
26063 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26064 PR middle-end/37805
26065 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26066 and -fhelp=separate.
26068 2009-03-17 Jing Yu <jingyu@google.com>
26070 PR middle-end/39378
26071 * function.h (struct rtl_data): Move is_thunk from here...
26072 (struct function): ...to here.
26073 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26074 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26076 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26078 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26079 (alpha_output_function_end_prologue): Likewise.
26080 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26081 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26082 (rs6000_output_function_epilogue): Likewise.
26083 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26085 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26088 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26089 from different units in a single alternative.
26090 (*truncdfsf_i387): Ditto.
26091 (*truncxfsf2_mixed): Ditto.
26092 (*truncxfdf2_mixed): Ditto.
26094 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26096 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26097 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26100 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26101 unused non-artificial variables when not optimizing.
26104 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26105 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26106 NAMESPACE_DECL in its DECL_INITIAL.
26108 PR middle-end/39443
26109 * optabs.c (set_user_assembler_libfunc): New function.
26110 * expr.h (set_user_assembler_libfunc): New prototype.
26111 * c-common.c: Include libfuncs.h.
26112 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26113 for memcmp, memset, memcpy, memmove and abort.
26114 * Makefile.in (c-common.o): Depend on libfuncs.h.
26117 * dwarf2out.c (gen_inlined_enumeration_type_die,
26118 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26119 gen_tagged_type_instantiation_die): Removed.
26120 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26123 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26126 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26128 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26129 (check-parallel-%): Ditto.
26130 (check-consistency): Ditto.
26132 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26134 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26135 local variable rhs by NULL_TREE.
26137 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26140 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26142 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26145 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26147 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26150 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26151 for ms->sysv ABI calls only in 64bit mode.
26153 * config/i386/i386.md (untyped_call): Support 32bit.
26155 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26157 * doc/extend.texi: Replace x86_65 with x86_64.
26159 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26161 PR tree-optimization/39455
26162 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26163 mismatches for POINTER_TYPE_P (type).
26164 (number_of_iterations_le): Likewise.
26166 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26168 * config/picochip/picochip.c: Removed profiling support.
26169 * config/picochip/picochip.md: Removed profiling instruction.
26170 * config/picochip/picochip.h: Removed profiling builtin.
26172 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26174 * doc/install.texi (--with-host-libstdcxx): Document.
26176 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26179 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26180 generate a warning if the function name does not begin with
26181 "__vector" and the function has either the 'signal' or 'interrupt'
26182 attribute, from here to ...
26183 (avr_declare_function_name): ...here. New function.
26184 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26185 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26187 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26190 * cse.c (fold_rtx): Don't modify original const_arg1 when
26191 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26192 separate variable instead.
26193 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26194 from out of range shift counts.
26195 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26197 2009-03-13 Catherine Moore <clm@codesourcery.com>
26199 * config/i386/x-mingw32 (host-mingw32.o): Replace
26200 diagnostic.h with $(DIAGNOSTIC_H).
26202 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26205 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26207 * config/i386/sync.md (sync_compare_and_swap<mode>,
26208 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26209 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26211 (sync_double_compare_and_swapdi_pic,
26212 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26213 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26215 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26218 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26220 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26223 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26224 (avx_addsubv4df3): Likewise.
26225 (*avx_addsubv4sf3): Likewise.
26226 (sse3_addsubv4sf3): Likewise.
26228 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26231 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26233 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26236 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26237 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26238 registers for allocnos created from user-defined variables.
26240 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26243 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26244 of non-integer mode as well.
26246 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26248 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26249 for functions for which the parameter types are unknown.
26251 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26254 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26255 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26256 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26257 * config/i386/i386.c (ix86_local_alignment): For
26258 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26259 long long variables on the stack to avoid dynamic realignment.
26260 Allow the first argument to be a decl rather than type.
26261 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26263 2009-03-11 Nick Clifton <nickc@redhat.com>
26266 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26268 Add description to mno-lsim option.
26269 * config/mcore/mcore.h: Remove comment about deprecated m4align
26271 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26272 * doc/invoke.texi: Add description of mno-lsim and
26273 mstack-increment options.
26275 * config/fr30/fr30.opt: Document the -mno-lsim option.
26276 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26277 and -mno-lsim options.
26279 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26281 * fold-const.c (fold_comparison): Only call fold_inf_compare
26282 if the mode supports infinities.
26284 2009-03-11 Jason Merrill <jason@redhat.com>
26287 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26288 end already did. Notice GIMPLE_CALL modifications of the result.
26289 Don't copy debug information from an ignored decl or a decl from
26292 2009-03-10 Richard Guenther <rguenther@suse.de>
26293 Nathan Froyd <froydnj@codesourcery.com>
26295 PR middle-end/37850
26296 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26297 (__divMODE3): Likewise.
26299 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26301 PR tree-optimization/39394
26302 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26303 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26305 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26307 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26308 inline asms for register asm ("") declarations.
26310 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26312 * fold-const.c (fold_unary): Fix comment.
26314 2009-03-07 Jan Hubicka <jh@suse.cz>
26317 * tree-inline.c (setup_one_parameter): Do replacement of const
26318 argument by constant in SSA form.
26320 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26322 PR middle-end/38028
26323 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26324 determine alignment passed to assign_stack_local.
26325 (assign_parms_unsplit_complex): Likewise.
26326 * except.c (sjlj_build_landing_pads): Likewise.
26328 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26330 PR middle-end/39360
26331 * tree-flow.h (add_referenced_var): Return bool instead of void.
26332 * tree-dfa.c (add_referenced_var): Return result of
26333 referenced_var_check_and_insert call.
26334 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26335 of referenced_var_check_and_insert.
26338 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26339 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26340 DIE, don't emit it if abstract origin already has it.
26341 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26342 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26344 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26346 * genpreds.c (needs_variable): Fix parentheses at variable name
26348 (write_tm_constrs_h): Indent generated code.
26350 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26352 * doc/extend.texi (Function Attributes): Add documentation
26353 for isr attributes.
26355 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26358 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26359 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26361 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26363 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26366 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26369 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26370 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26372 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26374 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26375 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26376 constants instead of magic numbers.
26377 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26379 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26380 (x86_64_ms_abi_int_parameter_registers): Ditto.
26381 (x86_64_int_return_registers): Ditto.
26382 (ix86_maybe_switch_abi): Ditto.
26383 (ix86_expand_call): Ditto for clobbered_registers array.
26384 (ix86_hard_regno_mode_ok): Ditto.
26385 (x86_extended_QIreg_mentioned_p): Ditto.
26387 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26389 PR tree-optimization/39349
26390 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26392 * combine.c (gen_lowpart_for_combine): Use omode when generating
26395 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26397 PR rtl-optimization/39235
26398 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26400 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26402 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26404 2009-03-04 Richard Guenther <rguenther@suse.de>
26406 PR tree-optimization/39362
26407 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26408 that occur in abnormal PHIs should be varying.
26410 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26412 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26414 (simple_iv): Take loop as an argument instead of statement.
26415 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26416 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26418 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26420 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26421 * matrix-reorg.c (analyze_transpose): Ditto.
26422 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26423 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26424 * tree-predcom.c (ref_at_iteration): Ditto.
26425 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26427 2009-03-04 Richard Guenther <rguenther@suse.de>
26429 PR tree-optimization/39358
26430 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26431 escaped_id and callused_id.
26432 (solve_graph): Likewise.
26434 2009-03-04 Richard Guenther <rguenther@suse.de>
26436 PR tree-optimization/39339
26437 * tree-sra.c (try_instantiate_multiple_fields): Make it
26438 no longer ICE on the above.
26440 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26442 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26443 that fits within Pmode.
26445 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26447 PR middle-end/10109
26448 * tm.texi (LIBCALL_VALUE): Update description.
26450 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26452 PR middle-end/34443
26453 * doc/extend.texi (section): Update description.
26455 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26457 PR middle-end/39345
26458 * tree-inline.c (remapped_type): New.
26459 (can_be_nonlocal): Call remapped_type instead of remap_type.
26461 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26464 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26465 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26467 2009-03-03 Richard Guenther <rguenther@suse.de>
26469 PR middle-end/39272
26470 * tree.c (tree_nonartificial_location): New function.
26471 * tree.h (tree_nonartificial_location): Declare.
26472 * builtins.c (expand_builtin_memory_chk): Provide location
26473 of the call location for artificial function pieces.
26474 (maybe_emit_chk_warning): Likewise.
26475 (maybe_emit_sprintf_chk_warning): Likewise.
26476 (maybe_emit_free_warning): Likewise.
26477 * expr.c (expand_expr_real_1): Likewise.
26479 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26481 PR tree-optimization/39343
26482 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26483 COMPONENT_REF t has ARRAY_TYPE.
26485 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26487 PR middle-end/39335
26488 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26489 when the type precision of the induction variable should be
26490 larger than the type precision of nit.
26491 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26492 * graphite.c (graphite_loop_normal_form): Same.
26493 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26495 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26497 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26498 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26499 numbers to describe clobbered registers.
26500 (*call_value_0_rex64_ms_sysv): Ditto.
26501 * config/i386/mmx.md (mmx_emms): Ditto.
26502 (mmx_femms): Ditto.
26504 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26506 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26509 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26511 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26512 (spu_section_type_flags): New function.
26514 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26516 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26517 reg_class_contents of FLOAT_REGS into a temporary.
26519 2009-03-02 Richard Guenther <rguenther@suse.de>
26520 Ira Rosen <irar@il.ibm.com>
26522 PR tree-optimization/39318
26523 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26524 information to the vectorized statement.
26526 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26528 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26529 variable. Use defined names instead of magic constants for REX SSE
26532 2009-03-01 Richard Guenther <rguenther@suse.de>
26534 PR tree-optimization/39331
26535 * omp-low.c (lower_send_shared_vars): Do not receive new
26536 values for the reference of DECL_BY_REFERENCE parms or results.
26538 2009-03-01 Jan Hubicka <jh@suse.cz>
26541 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26542 BLOCK_NONLOCALIZED_VAR): New macros.
26543 (tree_block): Add nonlocalized_vars.
26544 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26545 gen_decl_die): Add origin argument. Allow generation of die with
26546 origin at hand only.
26547 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26548 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26550 (gen_block_die): Fix checking for unused blocks.
26551 (process_scope_var): Break out from .... ; work with origins only.
26552 (decls_for_scope) ... here; process nonlocalized list.
26553 (dwarf2out_ignore_block): Look for nonlocalized vars.
26554 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26556 (dump_scope_block): Dump them.
26557 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26558 (remap_block): Likewise.
26559 (can_be_nonlocal): New predicate.
26560 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26562 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26564 * configure: Regenerate.
26566 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26568 * optc-gen.awk: No need to duplicate option flags twice.
26569 Reuse help texts for duplicate options which do not have any.
26571 * gcc.c (display_help): Document --version.
26573 * gcc.c (main): If print_help_list and verbose_flag, ensure
26574 driver output comes before subprocess output.
26576 * optc-gen.awk: Assign all remaining fields to help string,
26577 space-separated, for multi-line help in *.opt.
26579 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26580 -Wno-pedantic-ms-format is for MinGW targets only.
26582 * doc/options.texi (Option file format): Fix bad indentation,
26583 restoring dropped sentence.
26585 2009-02-28 Jan Hubicka <jh@suse.cz>
26587 * tree-inline.c (tree_function_versioning): Output debug info.
26589 2009-02-28 Jan Hubicka <jh@suse.cz>
26592 * tree-inline.c (setup_one_parameter): Do not copy propagate
26593 arguments when not optimizing.
26595 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26598 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26599 (avx_addsubv4df3): Likewise.
26600 (*avx_addsubv4sf3): Likewise.
26601 (sse3_addsubv4sf3): Likewise.
26602 (*avx_addsubv2df3): Likewise.
26603 (sse3_addsubv2df3): Likewise.
26604 (avx_unpckhps256): Correct item selectors.
26605 (avx_unpcklps256): Likewise.
26606 (avx_unpckhpd256): Likewise.
26607 (avx_unpcklpd256): Likewise.
26609 2009-02-28 Jan Hubicka <jh@suse.cz>
26611 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26613 (copy_arguments_for_versioning): If var is declared don't declare it.
26614 (tree_function_versioning): First setup substitutions and then copy
26617 2009-02-27 Jan Hubicka <jh@suse.cz>
26620 * cgraph.h (varpool_output_debug_info): Remove.
26621 * cgraphunit.c (varpool_output_debug_info): Remove.
26622 * dwarf2out.c (deferred_locations_struct): New struct
26623 (deferred_locations): New type.
26624 (deferred_locations_list): New static var.
26625 (deffer_location): New function.
26626 (gen_variable_die): Use it.
26627 (decls_for_scope): Output info on local static vars.
26628 (dwarf2out_finish): Process deferred locations.
26629 * varpool.c (varpool_output_debug_info): Remove.
26631 2009-02-27 Jan Hubicka <jh@suse.cz>
26634 * tree.h (TREE_PROTECTED): Fix comment.
26635 (BLOCK_HANDLER_BLOCK): Remove.
26636 (struct tree_block): Remove handler_block add body_block.
26637 (inlined_function_outer_scope_p): New.
26638 (is_body_block): Remove.
26639 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26640 * dwarf2out.c (is_inlined_entry_point): Remove.
26641 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26642 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26644 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26645 * gimplify.c (gimplify_expr): Gimplify body blocks.
26646 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26647 block with multiple subblocks.
26648 (dump_scope_block): Prettier output; dump more flags and info.
26649 (dump_scope_blocks): New.
26650 (remove_unused_locals): Use dump_scope_blocks.
26651 * tree-flow.h (dump_scope_blocks): Declare.
26652 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26653 * stmt.c (is_body_block): Remove.
26654 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26655 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26657 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26659 PR middle-end/39308
26660 * graphite.c (graphite_loop_normal_form): Do not call
26661 number_of_iterations_exit from a gcc_assert.
26663 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26665 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26666 jumps if COND is NULL.
26667 (find_cond_jump): New function.
26668 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26669 * config/s390/s390.md: Remove z10_cobra attribute value.
26671 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26673 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26674 force_const_mem returns NULL_RTX.
26676 2009-02-26 Jan Hubicka <jh@suse.cz>
26679 * cgraph.h (varpool_output_debug_info): Remove.
26680 * cgraphunit.c (varpool_output_debug_info): Remove.
26681 * dwarf2out.c (deferred_locations_struct): New struct
26682 (deferred_locations): New type.
26683 (deferred_locations_list): New static var.
26684 (deffer_location): New function.
26685 (gen_variable_die): Use it.
26686 (decls_for_scope): Output info on local static vars.
26687 (dwarf2out_finish): Process deferred locations.
26688 * varpool.c (varpool_output_debug_info): Remove.
26690 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26692 PR rtl-optimization/39241
26693 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26694 to subreg_offset_representable_p.
26696 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26698 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26699 execute function prototype. Get f and nregs from max_reg_num
26700 and get_insns. Remove the first backward pass as it's dead,
26701 guard the forward pass by flag_expensive_optimizations.
26702 (rest_of_handle_regmove): Delete.
26703 (pass_regmove): Replace it with regmove_optimize.
26705 2009-02-25 Martin Jambor <mjambor@suse.cz>
26707 PR tree-optimization/39259
26708 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26709 calls_alloca function flags.
26710 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26711 calls are detected.
26713 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26715 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26716 flags_set_1_rtx, flags_set_1_set): Delete.
26717 (regmove_optimize): Do not call mark_flags_life_zones.
26719 2009-02-24 Julian Brown <julian@codesourcery.com>
26722 * config/arm/arm.c (require_pic_register): Only set
26723 cfun->machine->pic_reg once per function.
26725 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26727 * doc/invoke.texi (Link Options): Document an easier way to pass
26728 options that take arguments to the GNU linker using -Xlinker and -Wl.
26730 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26733 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26735 2009-02-24 Richard Guenther <rguenther@suse.de>
26738 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26740 2009-02-24 Richard Guenther <rguenther@suse.de>
26741 Zdenek Dvorak <ook@ucw.cz>
26743 PR tree-optimization/39233
26744 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26745 from converting them to a generic type.
26747 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26749 PR tree-optimization/39260
26750 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26751 contains a condition with a real type.
26752 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26754 2009-02-23 Jason Merrill <jason@redhat.com>
26757 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26758 narrowing_initializer_constant_valid_p.
26759 (narrowing_initializer_constant_valid_p): Don't return
26760 null_pointer_node for adding a pointer to itself.
26762 2009-02-23 Jan Hubicka <jh@suse.cz>
26765 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26768 2009-02-23 Jan Hubicka <jh@suse.cz>
26770 PR tree-optimization/37709
26771 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26772 * tree.h (block_ultimate_origin): Declare.
26773 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26774 * tree-ssa-live.c (remove_unused_scope_block_p):
26775 Eliminate blocks containig no instructions nor live variables nor
26777 (dump_scope_block): New function.
26778 (remove_unused_locals): Enable removal of dead blocks by default;
26779 enable dumping at TDF_DETAILS.
26781 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26783 * config/i386/i386.c (classify_argument): Don't allow COImode
26785 (function_arg_advance_32): Don't allow OImode.
26786 (function_arg_32): Likewise.
26787 (function_value_32): Likewise.
26788 (return_in_memory_32): Likewise.
26789 (function_arg_64): Remove OImode comment.
26791 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26794 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26795 ix86_expand_vector_set for V4DImode in 64bit mode only.
26796 (ix86_expand_vector_init_one_var): Likewise.
26798 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26800 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26802 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26805 * loop-iv.c: Revert last change.
26806 * emit-rtl.c: Likewise.
26808 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26811 * config/i386/i386.c (type_natural_mode): Remove an extra
26812 space in the warning message.
26813 (function_value_32): Handle 32-byte vector modes.
26814 (return_in_memory_32): Likewise.
26816 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26818 * loop-iv.c (truncate_value): New function.
26819 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26821 (lowpart_subreg): Move to...
26822 * emit-rtl.c: ...here.
26824 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26826 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26827 accidental and undocumented change at revision 140860.
26829 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26831 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26832 take gimple_seq * arguments.
26833 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26834 types_compatible_p langhook.
26836 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26837 Joseph Myers <joseph@codesourcery.com>
26839 * config/arm/arm.c (arm_builtin_va_list): New function.
26840 (arm_expand_builtin_va_start): Likewise.
26841 (arm_gimplify_va_arg_expr): Likewise.
26842 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26843 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26844 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26845 (va_list_type): New variable.
26846 (arm_mangle_type): Mangle va_list_type appropriately.
26848 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26850 PR middle-end/39157
26851 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26852 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26853 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26854 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26855 parameter to 1000 for -O1 by default.
26856 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26858 * loop-invariant.c: Include params.h.
26859 (move_loop_invariants): Don't call move_single_loop_invariants on
26862 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26864 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26865 offset when calculating bounds for indexing stack_usage_map. Fixes
26866 a buffer overflow with certain target setups.
26868 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26871 * calls.c (expand_call): Clear try_tail_call if caller and callee
26872 disagree in promotion of function return value.
26874 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26877 * c-common.c (c_determine_visibility): If visibility changed and
26878 DECL_RTL has been already set, call make_decl_rtl to update symbol
26881 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26884 * varasm.c (assemble_variable): Don't check DECL_NAME when
26885 globalizing a variable.
26887 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26890 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26891 expression before any __builtin_trap call.
26892 * c-typeck.c (build_function_call): Convert and check function
26893 arguments before generating a call to a trap. Evaluate the
26894 function arguments before the trap.
26896 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26899 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26900 (UNSPEC_FXAM_MEM): New unspec.
26901 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26902 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26903 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26905 2009-02-19 Richard Guenther <rguenther@suse.de>
26907 PR tree-optimization/39207
26908 PR tree-optimization/39074
26909 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26910 storedanything_tree): New.
26911 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26912 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26913 (build_succ_graph): Add edges from STOREDANYTHING to all
26915 (init_base_vars): Initialize STOREDANYTHING.
26916 (compute_points_to_sets): Free substitution info after
26917 building the succ graph.
26918 (ipa_pta_execute): Likewise.
26920 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26922 (do_ds_constraint): Do not add to special var or non-pointer
26924 (type_could_have_pointers): Split out from ...
26925 (could_have_pointers): ... here. For arrays use the element type.
26926 (create_variable_info_for): Initialize may_have_pointers.
26927 (new_var_info): Likewise.
26928 (handle_lhs_call): Make the HEAP variable unknown-sized.
26929 (intra_create_variable_infos): Use a type with pointers for
26930 PARM_NOALIAS, make it unknown-sized.
26932 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26935 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26937 2009-02-18 Jason Merrill <jason@redhat.com>
26940 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26941 value if DECL_EXTERNAL.
26942 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26943 * target.h (gcc_target::binds_local_p): Clarify "module".
26944 * tree.h (TREE_PUBLIC): Clarify "module".
26946 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26949 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26950 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26952 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26955 * c.opt (Wabi): Support C and ObjC.
26958 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26960 * config/i386/i386.c (classify_argument): Warn once about the ABI
26961 change when passing union with long double.
26963 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26965 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26968 * c-parser.c (c_parser_compound_statement): Always enter and leave
26971 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26974 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26976 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26978 PR tree-optimization/36922
26979 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26980 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26983 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26985 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26988 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26990 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26992 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26994 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26997 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26998 Richard Sandiford <rdsandiford@googlemail.com>
27000 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27001 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27002 (loongson_biadd): ...this.
27004 2009-02-17 Richard Guenther <rguenther@suse.de>
27006 PR tree-optimization/39202
27007 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27008 a var make sure to follow existing collapses.
27010 2009-02-17 Richard Guenther <rguenther@suse.de>
27012 PR middle-end/39214
27013 * langhooks.c (lhd_print_error_function): Check for NULL block.
27015 2009-02-17 Richard Guenther <rguenther@suse.de>
27017 PR tree-optimization/39204
27018 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27021 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27023 * config/soft-fp/double.h: Update from glibc CVS.
27025 2009-02-17 Richard Guenther <rguenther@suse.de>
27027 PR tree-optimization/39207
27028 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27029 strict-aliasing warnings for pointers pointing to NULL.
27031 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27034 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27035 skipping until next close brace.
27037 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27040 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27041 to function argument boundary.
27043 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27045 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27046 in the lea_add. Reload eventually constraints it properly.
27047 * config/picochip/constraints.md: Remove the target constraint
27048 "b", since it is not needed anymore.
27050 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27052 * gthr-dce.h: Uglify function parameter and local variable names.
27053 * gthr-gnat.h: Likewise.
27054 * gthr-mipssde.h: Likewise.
27055 * gthr-nks.h: Likewise.
27056 * gthr-posix95.h: Likewise.
27057 * gthr-posix.h: Likewise.
27058 * gthr-rtems.h: Likewise.
27059 * gthr-single.h: Likewise.
27060 * gthr-solaris.h: Likewise.
27061 * gthr-tpf.h: Likewise.
27062 * gthr-vxworks.h: Likewise.
27063 * gthr-win32.h: Likewise.
27065 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27068 * config/i386/i386.md: Restrict the new peephole2 to move
27069 between MMX/SSE registers.
27071 2009-02-15 Richard Guenther <rguenther@suse.de>
27074 2009-02-13 Richard Guenther <rguenther@suse.de>
27076 * configure.ac: Enable LFS.
27077 * configure: Re-generate.
27078 * config.in: Likewise.
27080 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27082 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27083 spu_srqwbyte, spu_srqwbytebc): Define.
27084 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27085 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27086 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27087 "shrqby_<mode>"): New insn-and-split patterns.
27088 * config/spu/spu.c (expand_builtin_args): Determine and return
27089 number of operands using spu_builtin_description data.
27090 (spu_expand_builtin_1): Use it.
27092 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27095 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27098 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27101 * config/i386/i386.c (override_options): Correct warning
27102 messages for -malign-loops, -malign-jumps and -malign-functions.
27104 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27107 * config/i386/i386.md: Restrict the new peephole2 to move
27108 between the general purpose registers.
27110 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27113 * config/i386/i386.c (type_natural_mode): Add a new argument.
27114 Return the original mode and warn ABI change if vector size is 32byte.
27115 (function_arg_advance): Updated.
27116 (function_arg): Likewise.
27117 (ix86_function_value): Likewise.
27118 (ix86_return_in_memory): Likewise.
27119 (ix86_sol10_return_in_memory): Likewise.
27120 (ix86_gimplify_va_arg): Likewise.
27121 (function_arg_32): Don't warn ABX ABI change here.
27122 (function_arg_64): Likewise.
27124 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27126 * loop-iv.c (implies_p): In the final case, test that operands 0
27127 of the two comparisons match.
27129 * config/bfin/bfin.c (find_prev_insn_start): New function.
27130 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27131 (find_next_insn_start): Move.
27133 2009-02-13 Richard Guenther <rguenther@suse.de>
27135 * configure.ac: Enable LFS.
27136 * configure: Re-generate.
27137 * config.in: Likewise.
27139 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27142 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27143 sizes on syntax error after some arguments have been parsed.
27145 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27147 * doc/invoke.texi (-fira): Remove.
27149 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27151 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27152 * recog.c: Likewise.
27155 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27157 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27158 (umul_ppmm): Likewise.
27159 (count_leading_zeros): Likewise.
27160 (count_trailing_zeros): Likewise.
27161 (UMUL_TIME): Likewise.
27163 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27165 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27166 soft-fp/t-softfp to tmake_file.
27168 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27169 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27170 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27171 IA64_BUILTIN_INFQ]: New.
27172 (ia64_init_builtins): Initialize __builtin_infq,
27173 __builtin_fabsq and __builtin_copysignq if not HPUX.
27174 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27175 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27177 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27179 (__fixtfti): Likewise.
27180 (__fixunstfti): Likewise.
27181 (__floattitf): Likewise.
27183 * config/ia64/libgcc-glibc.ver: New.
27184 * config/ia64/t-fprules-softfp: Likewise.
27185 * config/ia64/sfp-machine.h: Likewise.
27187 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27188 (LIBGCC2_TF_CEXT): Likewise.
27189 (TF_SIZE): Likewise.
27190 (TARGET_INIT_LIBFUNCS): Likewise.
27192 * config/ia64/t-glibc (SHLINB_MAPFILES):
27193 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27195 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27197 * config/i386/i386.c (construct_container): Rewrite processing
27198 BLKmode with X86_64_SSE_CLASS.
27200 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27203 * config/i386/i386.md: Replace simplify_replace_rtx with
27204 replace_rtx in the new peephole2.
27206 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27208 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27209 loop unrolling do not happen at -O2.
27211 2009-02-12 Michael Matz <matz@suse.de>
27213 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27215 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27217 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27220 2009-02-12 Ben Elliston <bje@au.ibm.com>
27222 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27223 patterns when updating the back chain. Missed in the 2009-02-10
27226 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27228 * doc/extend.texi (Decimal Floating Types): Update identifier of
27229 draft TR and list of missing support.
27231 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27233 PR middle-end/39154
27234 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27235 bit to variable length decl's flags, add it also to its
27236 pointer replacement variable.
27238 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27239 Jakub Jelinek <jakub@redhat.com>
27242 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27243 (memory_blockage): New expander.
27244 (*memory_blockage): New insn pattern.
27245 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27246 instead of general blockage at the end of function prologue when
27247 frame pointer is used to access red zone area. Do not emit blockage
27248 when profiling, it is emitted in generic code.
27249 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27250 function epilogue when frame pointer is used to access red zone area.
27252 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27255 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27256 by arithmetic with memory operands.
27257 * config/i386/predicates.md (commutative_operator): New.
27259 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27261 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27264 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27266 * alias.h (record_alias_subset): Declare.
27267 * alias.c (record_alias_subset): Make global.
27269 2009-02-10 Nick Clifton <nickc@redhat.com>
27271 * tree-parloops.c: Change license to GPLv3.
27272 * ipa-struct-reorg.c: Change license to GPLv3.
27273 * ipa-struct-reorg.h: Change license to GPLv3.
27275 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27278 * c-decl.c (start_struct): Return NULL on error.
27280 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27282 PR middle-end/39124
27283 * cfgloopmanip.c (remove_path): Call remove_bbs after
27284 cancel_loop_tree, not before it.
27287 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27288 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27289 VAR_DECLs were seen.
27290 * tree-ssa-live.c (remove_unused_locals): Recompute
27291 cfun->has_local_explicit_reg_vars.
27292 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27293 copies or clearings if cfun->has_local_explicit_reg_vars.
27295 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27298 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27299 of function prologue when frame pointer is used to access
27302 2009-02-10 Richard Guenther <rguenther@suse.de>
27304 PR middle-end/39127
27305 * gimplify.c (gimple_regimplify_operands): Always look if
27306 we need to create a temporary.
27308 2009-02-10 Richard Guenther <rguenther@suse.de>
27310 PR tree-optimization/39132
27311 * tree-loop-distribution.c (todo): New global var.
27312 (generate_memset_zero): Trigger TODO_rebuild_alias.
27313 (tree_loop_distribution): Return todo.
27315 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27318 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27319 (x86_64_reg_class_name): Removed.
27320 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27321 first one isn't X86_64_SSE_CLASS or any other ones aren't
27322 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27323 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27324 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27325 and 3 X86_64_SSEUP_CLASS.
27326 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27327 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27329 2009-02-10 Ben Elliston <bje@au.ibm.com>
27331 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27332 form instruction to update the stack back chain word, even if the
27333 user has disabled the generation of update instructions.
27334 (movdi_<mode>_update_stack): New.
27335 (movsi_update_stack): Likewise.
27336 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27337 always use an update form instruction to update the stack back
27340 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27342 PR middle-end/38953
27343 * graphite.c (if_region_set_false_region): After moving a region in
27344 the false branch of a condition, remove the empty dummy basic block.
27345 (gloog): Remove wrong fix for PR38953.
27347 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27349 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27350 generation due to implicit sign extension.
27352 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27354 PR middle-end/38981
27355 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27356 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27358 2009-02-09 Richard Guenther <rguenther@suse.de>
27360 PR middle-end/35202
27361 * convert.c (convert_to_real): Disable (float)fn((double)x)
27362 to fnf(x) conversion if errno differences may occur and
27363 -fmath-errno is set.
27365 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27367 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27368 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27369 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27371 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27374 * c-common.c (handle_alias_attribute): Disallow attribute for
27375 anything not a FUNCTION_DECL or VAR_DECL.
27377 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27380 * real.c (do_compare): Special-case compare of zero against
27381 decimal float value.
27383 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27386 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27387 as indicating flexible array members unless the field itself is
27388 being declarared as the incomplete array.
27390 2009-02-06 Jan Hubicka <jh@suse.cz>
27392 PR tree-optimization/38844
27393 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27394 is already inlined.
27396 2009-02-06 Richard Guenther <rguenther@suse.de>
27398 PR middle-end/38977
27399 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27400 fork because we may expand it as __gcov_fork.
27402 2009-02-06 Nick Clifton <nickc@redhat.com>
27404 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27406 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27408 PR tree-optimization/35659
27409 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27410 vn_phi_eq): Shortcut if hashcode does not match.
27411 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27413 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27414 and avoid iterative_hash_expr.
27415 (FOR_EACH_VALUE_ID_IN_SET): New.
27416 (value_id_compare): Remove.
27417 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27418 sort expressions by value id.
27420 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27423 * config/sh/predicates.md (general_movsrc_operand): Don't check
27424 the subreg of system registers here.
27426 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27429 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27430 on the copied decl.
27432 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27434 PR rtl-optimization/39110
27435 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27436 addresses, not aligned ones.
27438 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27439 Richard Guenther <rguenther@suse.de>
27441 PR tree-optimization/39100
27442 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27443 comment says and add edges.
27445 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27448 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27449 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27451 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27453 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27454 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27455 register_bb_in_sese, new_sese, free_sese): Moved.
27456 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27457 outermost_loop_in_scop, build_scop_iteration_domain,
27458 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27459 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27460 Use loop_in_sese_p instead of loop_in_scop_p.
27461 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27462 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27463 (scopdet_basic_block_info): Fix bug in scop detection.
27464 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27465 eq_loop_to_cloog_loop): Remove.
27466 (nb_loops_around_loop_in_scop, nb_loop
27467 ref_nb_loops): Moved here...
27468 * graphite.h (ref_nb_loops): ... from here.
27469 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27470 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27471 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27473 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27474 Hans-Peter Nilsson <hp@axis.com>
27476 PR rtl-optimization/37889
27477 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27478 Move offset handling from PLUS to before the switch. Use new
27479 arguments when considering SYMBOL_REFs too.
27480 (rtx_addr_can_trap_p): Pass dummy offset and size.
27481 (enum may_trap_p_flags): Remove.
27482 (may_trap_p_1): Pass size from MEM_SIZE.
27484 PR rtl-optimization/38921
27485 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27486 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27487 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27488 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27490 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27492 AVX Programming Reference (January, 2009)
27493 * config/i386/sse.md (*vpclmulqdq): New.
27495 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27497 PR tree-optimization/38977
27498 PR gcov-profile/38292
27499 * calls.c (special_function_p): Disregard __builtin_ prefix.
27501 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27503 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27504 non-indexable addresses even before reload.
27506 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27509 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27510 as having variable size. Do not give an error for unnamed
27511 parameters with [*] declarators. Give a warning for type names
27512 with [*] declarators and mark them as variable size.
27513 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27514 for sizeof applied to [*] type names.
27516 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27519 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27521 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27523 * gcc.c (process_command): Update copyright notice dates.
27524 * gcov.c (print_version): Likewise.
27525 * gcov-dump.c (print_version): Likewise.
27526 * mips-tfile.c (main): Likewise.
27527 * mips-tdump.c (main): Likewise.
27529 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27532 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27533 for composite type involving a zero-length array type.
27535 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27538 * function.c (match_asm_constraints_1): Skip over
27539 initial optional % in the constraint.
27541 PR inline-asm/39059
27542 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27543 supported, don't accept FIXED_CSTs.
27544 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27545 and _Sat is used without _Fract/_Accum. Set specs->type to
27546 integer_type_node for cts_fract/cts_accum if fixed point is not
27549 2009-02-02 Catherine Moore <clm@codesourcery.com>
27551 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27553 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27555 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27556 (ABI_HAS_64BIT_SYMBOLS): Use it.
27557 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27559 2009-02-02 Paul Brook <paul@codesourcery.com>
27561 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27563 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27565 PR inline-asm/39058
27566 * recog.h (asm_operand_ok): Add constraints argument.
27567 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27568 recurse on matching constraint.
27569 (check_asm_operands): Pass constraints as 3rd argument to
27570 asm_operand_ok. Don't look up matching constraint here.
27571 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27574 2009-02-02 Ben Elliston <bje@au.ibm.com>
27576 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27577 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27579 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27581 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27582 information. Remove some obsolete information. Reorganize.
27584 * config/pa/fptr.c: Revert license to GPL 2.
27585 * config/pa/milli64.S: Likewise.
27587 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27590 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27591 LIBRARY name in, instead of hard-coding it.
27592 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27593 extra target make frag to tmake_files according to EH model.
27594 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27595 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27596 frags that define makefile variable EH_MODEL appropriately.
27597 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27598 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27599 to "-sjlj" according to type of EH configured.
27600 (LIBGCC_SONAME): Concatenate it to shared library base name.
27601 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27602 to "_sjlj" according to type of EH configured.
27603 (LIBGCC_SONAME): Concatenate it to shared library base name.
27604 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27605 (SHLIB_LINK): Add missing semicolon to if-else construct.
27606 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27607 string value of "pe_dll" command-line option.
27608 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27609 (SHLIB_SONAME): Use it when overriding t-cygming default.
27610 (SHLIB_IMPLIB): Override t-cygming default.
27611 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27612 string value of "pe_dll" command-line option.
27614 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27617 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27618 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27620 2009-01-31 Richard Guenther <rguenther@suse.de>
27622 PR tree-optimization/38937
27623 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27624 computing the transitive closure.
27626 2009-01-30 Richard Guenther <rguenther@suse.de>
27628 PR tree-optimization/39041
27629 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27630 Propagate variable indices only if the types match for this stmt.
27632 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27635 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27636 inline but never defined.
27638 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27640 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27641 (*insv_h_di_reg_extimm): New insn.
27642 (*insv_l<mode>_reg_extimm): New insn.
27644 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27646 * config/picochip/picochip.c (flag_conserve_stack): set
27647 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27648 fconserve-stack. Reduce call-overhead used by inliner.
27650 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27653 * common.opt (flag_conserve_stack): Initialised to zero.
27655 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27658 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27659 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27662 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27664 * ira-color.c (allocno_reload_assign): Update comments.
27665 * regmove.c (regmove_optimize): Likewise.
27669 2009-01-29 Robert Millan <rmh@aybabtu.com>
27671 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27672 * config/i386/kopensolaris-gnu.h: New file. Undefine
27673 `MD_UNWIND_SUPPORT'.
27674 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27676 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27678 PR tree-optimization/39007
27679 * tree-loop-distribution.c (generate_builtin): Use
27680 recompute_dominator to compute the immediate dominator of the
27681 basic block just after the loop.
27683 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27685 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27686 (ASM_OUTPUT_DWARF_PCREL): Define.
27688 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27690 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27691 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27692 global. Modify entries about regmove and IRA.
27694 * ra-conflict.c: Remove the file.
27696 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27698 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27699 (pass_regclass_init): Rename to pass_reginfo_init.
27701 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27703 * toplev.h (flag_ira): Remove.
27705 * caller-save.c (setup_save_areas): Remove flag_ira.
27707 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27709 * global.c: Remove the file.
27711 * opts.c (decode_options): Remove flag_ira.
27713 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27715 * regmove.c: Modify file description.
27716 (find_use_as_address, try_auto_increment): Define them only if
27717 AUTO_INC_DEC is defined.
27718 (replacement_quality, replace_in_call_usage, fixup_match_1,
27719 stable_and_no_regs_but_for_p): Remove.
27720 (reg_set_in_bb): Make it static.
27721 (regmove_optimize): Remove flag_ira and code which worked for
27724 * local-alloc.c: Remove the file.
27726 * common.opt (fira): Remove.
27728 * ira.c: Include except.h.
27729 (eliminable_regset): Move from global.c.
27730 (mark_elimination): Ditto. Remove flag_ira.
27731 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27732 equiv_mem_modified, validate_equiv_mem_from_store,
27733 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27734 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27735 no_equiv, recorded_label_ref): Move from local-alloc.c.
27736 (update_equiv_regs): Ditto. Make it static.
27737 (print_insn_chain, print_insn_chains): Move it from global.c.
27738 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27739 (build_insn_chain): Ditto. Make it static.
27740 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27741 Rename to init_live_subregs.
27742 (gate_ira): Remove flag_ira.
27744 * regclass.c: Rename reginfo.c. Change file description.
27745 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27746 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27747 (init_reg_sets_1): Remove code for evaluation of
27748 reg_class_superclasses and losing_caller_save_reg_set.
27749 (init_regs): Remove init_reg_autoinc.
27750 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27751 ok_for_base_p_nonstrict): Remove.
27752 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27753 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27754 corresponding entries.
27755 (dump_regclass, record_operand_costs, scan_one_insn,
27756 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27757 record_address_regs, auto_inc_dec_reg_p): Remove.
27758 (gt-regclass.h): Rename to gt-reginfo.h.
27760 * rtl.h (dump_global_regs, retry_global_alloc,
27761 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27763 * Makefile.in (RA_H): Remove.
27764 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27765 Rename regclass.o to reginfo.o.
27766 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27768 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27769 (GTFILES): Rename regclass.c to reginfo.c.
27771 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27772 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27774 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27775 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27777 (finish_spills): Ditto. Remove code for !flag_ira.
27779 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27781 PR middle-end/35854
27782 * doc/invoke.texi (rtl debug options): Complete rewrite.
27783 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27785 * mode-switching.c (pass_mode_switching): Rename pass from
27786 "mode-sw" to "mode_sw".
27787 * except.c (pass_convert_to_eh_ranges): Rename pass from
27788 "eh-ranges" to "eh_ranges".
27789 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27793 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27794 Alexander Monakov <amonakov@ispras.ru>
27796 PR middle-end/38857
27797 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27799 (move_exprs_to_boundary): Change return type and pass through
27800 should_move from move_op. Relax assert. Update usage ...
27801 (schedule_expr_on_boundary): ... here. Use should_move instead of
27803 (move_op_orig_expr_found): Indicate that insn was disconnected from
27805 (code_motion_process_successors): Do not call after_merge_succs
27806 callback if original expression was not found when traversing any of
27808 (code_motion_path_driver): Change return type. Update prototype.
27809 (move_op): Update comment. Add a new parameter (should_move). Update
27810 prototype. Set *should_move based on indication provided by
27811 move_op_orig_expr_found.
27813 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27815 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27816 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27817 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27818 * config/rs6000/rs6000.c (rs6000_override_options): Default
27819 avoid-indexed-addresses on for Power6, off for everything else.
27820 (avoiding_indexed_address_p): New function.
27821 (rs6000_legitimize_address): Use it.
27822 (rs6000_legitimate_address): Likewise.
27823 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27825 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27827 PR tree-optimization/38997
27828 * tree-loop-distribution.c (generate_memset_zero): Use
27829 POINTER_PLUS_EXPR for a pointer addition.
27831 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27833 * config/s390/s390.md (bswap<mode>2): New pattern added.
27835 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27837 * config/s390/s390.md (*tls_load_31): Added type attribute.
27839 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27841 * config/s390/s390.md: Fix a few comments.
27843 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27845 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27846 (*tm<mode>_full): Fixed z10prop attribute.
27847 (*tst<mode>_extimm): Fixed z10prop attribute.
27848 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27849 (*tstqiCCT_cconly): Fixed z10prop attribute.
27850 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27851 (*movsi_larl): Fixed z10prop attribute.
27852 (*movsi_zarch): Fixed z10prop attribute.
27853 (*movsi_eas): Fixed z10prop attribute.
27854 (*movhi): Fixed z10prop attribute.
27855 (*movqi): Fixed z10prop attribute.
27856 (*movstrictqi): Fixed z10prop attribute.
27857 (*mov<mode>): Fixed z10prop attribute.
27858 (*movcc): Fixed z10prop attribute.
27859 (*sethighpartdi_64): Fixed z10prop attribute.
27860 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27861 (*negdi2_sign_cc): Fixed z10prop attribute.
27862 (*negdi2_sign): Fixed z10prop attribute.
27863 (*absdi2_sign_cc): Fixed z10prop attribute.
27864 (*absdi2_sign): Fixed z10prop attribute.
27865 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27866 (*negabsdi2_sign): Fixed z10prop attribute.
27867 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27868 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27869 (doloop_si64): Fixed z10prop attribute.
27870 (doloop_si31): Fixed z10prop attribute.
27871 (doloop_long): Fixed z10prop attribute.
27872 (indirect_jump): Fixed z10prop attribute.
27873 (nop): Fixed z10prop attribute.
27874 (main_base_64): Fixed z10prop attribute.
27875 (reload_base_64): Fixed z10prop attribute.
27877 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27879 PR rtl-optimization/38740
27880 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27882 * config/mips/mips.c (mips_reorg): Likewise.
27884 2009-01-28 Richard Guenther <rguenther@suse.de>
27886 PR tree-optimization/38926
27887 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27888 with the correct value id to a value.
27889 (do_regular_insertion): Use the value number of edoubleprime
27890 for the value number of the expr.
27893 2008-08-21 Richard Guenther <rguenther@suse.de>
27895 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27896 a PHI ask VN if it is already available.
27897 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27898 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27900 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27902 PR middle-end/38934
27903 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27904 set to varying whenever max has TREE_OVERFLOW set, similarly
27905 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27907 2009-01-28 Richard Guenther <rguenther@suse.de>
27909 PR middle-end/38908
27910 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27911 uninitialized aggregate uses in call arguments.
27913 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27915 PR tree-optimization/38984
27916 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27917 the nothing_id variable if -fno-delete-null-pointer-checks.
27919 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27922 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27923 (set_got_offset_rex64): Ditto.
27925 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27928 * doc/extend.texi: Improve local variable with asm reg.
27930 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27932 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27933 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27934 was not supplied then set warn_packed_bitfield_compat to the
27935 default value of 1.
27936 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27939 2009-01-27 Richard Guenther <rguenther@suse.de>
27941 PR tree-optimization/38503
27942 * cfgexpand.c (expand_gimple_basic_block): Ignore
27943 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27944 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27945 variables that cannot have TBAA applied.
27946 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27949 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27951 PR middle-end/38969
27952 * calls.c (initialize_argument_information): Do not wrap complex
27953 arguments in SAVE_EXPR.
27955 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27957 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27958 (INSTALL_LIBGCC): Revert typo commit.
27960 2009-01-26 Richard Guenther <rguenther@suse.de>
27962 PR tree-optimization/38745
27963 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27964 from special handling.
27966 2009-01-26 Richard Guenther <rguenther@suse.de>
27968 PR tree-optimization/38745
27969 * tree-ssa.c (execute_update_addresses_taken): Do not include
27970 variables that cannot possibly be a register in not_reg_needs.
27971 Do not clear TREE_ADDRESSABLE on vars that may not become
27973 * tree-ssa.c (update_alias_info_1): Include those in the set
27974 of addressable vars.
27976 2009-01-26 Richard Guenther <rguenther@suse.de>
27978 PR middle-end/38851
27979 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27980 * tree-ssa-dse.c: Include langhooks.h
27981 (execute_simple_dse): Remove stores with zero size.
27983 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27986 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27989 2009-01-24 Julian Brown <julian@codesourcery.com>
27991 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27992 config/arm/linux-atomic.c.
27993 * config/arm/linux-atomic.c: New.
27995 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27997 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27998 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27999 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28001 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28004 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28007 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28009 PR tree-optimization/38953
28010 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28011 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28012 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28013 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28016 2009-01-24 Paul Brook <paul@codesourcery.com>
28018 * config/arm/neon.md (neon_type): Move to arm.md.
28019 (neon_mov<VSTRUCT>): Add neon_type attribute.
28020 * config/arm/arm.md (neon_type): Move to here.
28021 (conds): Add "unconditioal" and use as default for NEON insns.
28023 2009-01-24 Ben Elliston <bje@au.ibm.com>
28025 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28026 void *' warning from -Wc++-compat.
28027 * Makefile.in (dominance.o-warn): Remove.
28029 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28031 PR tree-optimization/38932
28032 * fold-const.c (fold_unary_ignore_overflow): New.
28033 * tree.h (fold_unary_ignore_overflow): Declare.
28034 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28035 * tree-ssa-sccvn.c (visit_reference_op_load,
28036 simplify_unary_expression): Likewise.
28038 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28040 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28041 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28042 regardless of their type.
28043 * c-common.c (handle_packed_attribute): Don't ignore packed on
28045 * c.opt (Wpacked-bitfield-compat): New warning option.
28046 * stor-layout.c (place_field): Warn if offset of a field changed.
28047 * doc/extend.texi (packed): Mention the ABI change.
28048 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28049 (Warning Options): Add it to the list.
28051 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28053 * c-opts.c (c_common_post_options): Fix a typo in comments.
28055 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28057 PR middle-end/38615
28058 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28059 variables to static.
28060 * doc/invoke.texi (-fmerge-all-constants): Update description.
28062 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28065 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28066 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28068 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28070 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28072 (LOCAL_ALIGNMENT): Similarly.
28074 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28075 Joseph Myers <joseph@codesourcery.com>
28077 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28078 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28079 * config/arm/arm-tune.md: Regenerate.
28080 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28083 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28085 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28086 version number to five.
28088 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28091 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28092 * c-common.c (set_underlying_type): Likewise.
28093 (is_typedef_decl ): Likewise
28095 (set_underlying_type): Likewise.
28096 (is_typedef_type): Likewise.
28098 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28100 PR middle-end/38587
28101 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28104 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28107 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28108 (LIBGCC_SPEC): Don't define.
28109 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28111 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28113 PR rtl-optimization/38879
28114 * alias.c (base_alias_check): Unaligned access via AND address can
28115 alias all surrounding object types except those with sizes equal
28116 or wider than the size of unaligned access.
28118 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28121 * c-decl.c (clone_underlying_type): Move this ...
28122 * c-common.c (set_underlying_type): ... here.
28123 Also, make sure the function properly sets TYPE_STUB_DECL() on
28124 the newly created typedef variant type.
28125 (is_typedef_decl ): New entry point.
28126 * tree.h: Added a new member member_types_needing_access_check to
28127 struct tree_decl_non_common.
28128 (set_underlying_type): New entry point.
28129 (is_typedef_type): Likewise.
28131 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28133 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28134 Check whether two instructions have memory references that
28135 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28136 are helper functions for traversing.
28137 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28138 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28139 not to draw dependency edge for instructions with non-conflicting
28142 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28145 * longlong.h: Update copyright years. Use soft-fp license notice.
28146 Sync __clz_tab declaration with glibc.
28148 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28151 * doc/extend.texi (syscall_linkage): New.
28152 (version_id): Modify.
28154 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28155 Richard Guenther <rguenther@suse.de>
28157 PR tree-optimization/38747
28158 PR tree-optimization/38748
28159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28160 conversion if the base address is an indirect reference and the
28161 aliasing sets could cause issues.
28163 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28165 * common.opt (fgraphite, fgraphite-identity): Add comment for
28166 explaining why these options are not documented.
28168 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28170 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28171 gimple_call_lhs is NULL.
28173 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28176 * emit-rtl.c (adjust_address_1): Make sure memref is never
28179 2009-01-20 Ben Elliston <bje@au.ibm.com>
28181 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28182 const qualifier from arg parameter. Remove unnecessary cast to char *.
28183 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28184 const qualifier from arg 2.
28186 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28188 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28190 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28193 * rtl.h (reinit_regs): New prototype.
28194 * regclass.c: Include ira.h.
28195 (reinit_regs): New.
28196 * Makefile.in (regclass.o): Add ira.h.
28197 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28199 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28202 * c-common.c (handle_aligned_attribute): Use
28203 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28204 default alignment value.
28206 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28208 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28209 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28211 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28212 __BIGGEST_ALIGNMENT__.
28214 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28216 2009-01-18 Richard Guenther <rguenther@suse.de>
28218 PR tree-optimization/38819
28219 * tree-flow.h (operation_could_trap_helper_p): Declare.
28220 * tree-eh.c (operation_could_trap_helper_p): Export.
28221 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28222 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28223 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28224 are about to insert a possibly trapping instruction and fail
28227 2009-01-18 Andreas Schwab <schwab@suse.de>
28229 * doc/install.texi (Configuration): Remove obsolete paragraph
28230 about use of --with-gnu-ld with --with-gnu-as.
28232 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28234 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28235 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28236 Follow spelling conventions.
28238 2009-01-18 Ben Elliston <bje@au.ibm.com>
28240 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28241 C++ warning about implicit conversion from void * to struct
28243 (bitmap_obstack_free): Likewise for bitmap_element *.
28244 * Makefile.in (bitmap.o-warn): Remove.
28246 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28248 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28250 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28251 Tobias Grosser <tobi.grosser@amd.com>
28253 * graphite.c (graphite_trans_scop_block): Do not block single
28256 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28258 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28259 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28260 test with assertion.
28262 2009-01-16 Richard Guenther <rguenther@suse.de>
28264 PR tree-optimization/38835
28265 PR middle-end/36227
28266 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28267 and INT + PTR -> (INT)(PTR p+ INT) folding.
28268 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28270 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28273 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28274 the subreg from a lowpart subreg if it is also casting the value.
28276 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28277 Tobias Grosser <tobi.grosser@amd.com>
28279 * graphite.c (compare_prefix_loops): New.
28280 (build_scop_canonical_schedules): Rewritten.
28281 (graphite_transform_loops): Move build_scop_canonical_schedules
28282 after build_scop_iteration_domain.
28284 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28285 Tobias Grosser <tobi.grosser@amd.com>
28287 * graphite.c (add_conditions_to_domain): Add the loops to
28288 the dimension of the iteration domain. Do copy the domain
28289 only when it exists.
28290 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28291 (add_conditions_to_constraints): New.
28292 (can_generate_code_stmt, can_generate_code): Removed.
28293 (gloog): Do not call can_generate_code.
28294 (graphite_transform_loops): Call add_conditions_to_constraints
28295 after building the iteration domain.
28297 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28299 PR tree-optimization/38789
28300 * tree-ssa-threadedge.c
28301 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28302 __builtin_constant_p.
28304 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28306 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28307 examined before deleting them.
28309 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28311 * function.c (aggregate_value_p): Correctly extract the function
28312 type from CALL_EXPR_FN lookup.
28314 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28316 * config/picochip/picochip.c (picochip_override_options): Revert
28317 CFI asm flag disable commited previously.
28319 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28320 Tobias Grosser <tobi.grosser@amd.com>
28321 Jan Sjodin <jan.sjodin@amd.com>
28323 * graphite.c (scan_tree_for_params): On substractions negate
28324 all the coefficients of the term.
28325 (clast_to_gcc_expression_red): New. Handle reduction expressions
28326 of more than two operands.
28327 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28328 (get_vdef_before_scop): Handle also the case of default definitions.
28330 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28332 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28333 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28334 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28336 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28337 Joey Ye <joey.ye@intel.com>
28339 PR middle-end/37843
28340 * cfgexpand.c (expand_stack_alignment): Don't update stack
28341 boundary nor check incoming stack boundary here.
28342 (gimple_expand_cfg): Update stack boundary and check incoming
28343 stack boundary here.
28345 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28347 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28349 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28351 PR rtl-optimization/38245
28352 * calls.c (expand_call): Add stack arguments to
28353 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28354 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28355 in regs and partially in memory or BLKmode arguments.
28356 (emit_library_call_value_1): Add stack arguments to
28357 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28358 ACCUMULATE_OUTGOING_ARGS).
28359 * dce.c: Include tm_p.h.
28360 (find_call_stack_args): New function.
28361 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28363 (mark_insn): Call find_call_stack_args for CALL_Ps.
28364 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28365 forwards. Allocate and free arg_stores bitmap if needed, pass it
28366 down to deletable_insn_p, don't mark stores set in arg_stores
28367 bitmap, clear the bitmap at the beginning of each bb.
28368 * Makefile.in (dce.o): Depend on $(TM_P_H).
28370 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28373 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28374 to make sure the insn is a conditional test (bug 22599). Reformat a
28377 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28379 PR middle-end/38431
28380 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28381 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28382 (gloog): Do not call cleanup_tree_cfg.
28383 (graphite_transform_loops): Call cleanup_tree_cfg after all
28384 scops have been code generated.
28386 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28387 * doc/gty.texi (Invoking the garbage collector): Added new node
28388 and section documenting ggc_collect.
28390 2009-01-14 Richard Guenther <rguenther@suse.de>
28392 PR tree-optimization/38826
28393 PR middle-end/38477
28394 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28395 initialization notes only if we actually emitted a warning.
28396 (intra_create_variable_infos): Add constraints for a result decl
28397 that is passed by hidden reference.
28398 (build_pred_graph): Mark all related variables non-direct on
28401 2009-01-14 Nick Clifton <nickc@redhat.com>
28403 * ira-conflicts.c: Include addresses.h for the definition of
28405 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28406 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28408 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28411 * Makefile.in (ira-lives.o): Add except.h.
28413 * ira-lives.c: Include except.h.
28414 (process_bb_node_lives): Process can_throw_internal.
28416 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28418 PR rtl-optimization/38774
28419 * combine.c (simplify_set): When undoing cc_use change, don't do
28420 PUT_CODE on the newly created comparison, but instead put back the
28423 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28425 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28426 values. Remove duplicate arm8 entry.
28428 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28430 PR tree-optimization/38786
28431 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28432 the SSA_NAME case of expand_scalar_variables_expr.
28433 Set the type of an expression to the type of its assign statement.
28434 (expand_scalar_variables_expr): Also gather the scalar computation
28435 used to index the memory access. Do not pass loop_p.
28436 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28437 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28438 the gimple_stmt_iterator where it inserts new code.
28439 Do not pass loop_p.
28440 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28441 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28443 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28445 * graphite.h (debug_value): Removed.
28446 * graphite.c (debug_value): Removed.
28448 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28450 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28451 ldrd/strd with two 32-bit instructions.
28453 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28455 * config/arm/arm.c (struct processors): Pass for speed down into
28456 cost helper functions.
28457 (const_ok_for_op): Handle COMPARE and inequality nodes.
28458 (arm_rtx_costs_1): Rewrite.
28459 (arm_size_rtx_costs): Update prototype.
28460 (arm_rtx_costs): Pass speed down to helper functions.
28461 (arm_slowmul_rtx_costs): Rework cost calculations.
28462 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28463 (arm_9e_rtx_costs): Likewise.
28465 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28467 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28468 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28469 (alpha_legitimize_address): Do not split local symbols wider than
28470 UNITS_PER_WORD into HIGH/LO_SUM parts.
28472 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28475 * gcc.c (process_command): Replace call to execvp with calls
28476 to pex_one and exit.
28478 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28481 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28482 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28483 variant for devices with 3-byte PC.
28484 (__tablejump_elpm__): New.
28486 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28489 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28490 offsetof member-designator, handle it as `[0].'.
28492 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28494 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28495 function when not using named sections on targets with named sections
28496 if branch distance is less than 262132.
28498 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28500 * combine.c (combine_instructions): Recompute
28501 optimize_this_for_speed_p for each BB in the main combine loop.
28503 2009-01-12 Tomas Bily <tbily@suse.cz>
28506 * tree-loop-distribution.c (prop_phis): New function.
28507 (generate_builtin): Call prop_phis.
28509 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28511 PR tree-optimization/38807
28512 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28513 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28515 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28517 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28518 subreg of op0 to the original op0.
28520 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28522 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28524 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28527 * mips-tfile.c (parse_def): Fix parsing of def strings
28528 starting with digits.
28530 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28533 * config/arm/arm.c (arm_is_long_call_p): Don't call
28534 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28536 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28538 * regrename.c (regrename_optimize): Fix dumping.
28539 (find_oldest_value_reg): Preserve REG_POINTER.
28540 (copy_hardreg_forward_1): Likewise.
28542 2009-01-09 Diego Novillo <dnovillo@google.com>
28544 * gimple.h (struct gimple_statement_base) <uid>: Document
28545 the restrictions on its use.
28546 (gimple_uid): Tidy.
28547 (gimple_set_uid): Tidy.
28549 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28551 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28552 zero guard even if align_bytes != 0 and count is smaller than
28555 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28557 PR rtl-optimization/38495
28558 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28559 (add_range_and_copies_from_move_list): Print all added ranges.
28560 Add ranges to memory optimized destination.
28562 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28566 * config/i386/i386.c (override_options): Reject
28567 -mstringop-strategy=rep_8byte with -m32.
28568 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28569 to 1. Do count comparison against epilogue_size_needed at compile
28570 time even when count_exp was constant forced into register. For
28571 size_needed don't jump to epilogue, instead just avoid aligning
28572 and invoke the body algorithm. If need_zero_guard, add zero guard
28573 even if count is non-zero, but smaller than size_needed + number of
28574 bytes that could be stored for alignment.
28575 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28576 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28577 but smaller than size_needed + number of bytes that could be stored
28578 for alignment. Compare size_needed with epilogue_size_needed instead
28579 of desired_align - align, don't adjust size_needed, pass
28580 epilogue_size_needed to the epilogue expanders.
28583 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28585 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28587 * pa.c (last_address): Change to unsigned.
28588 (update_total_code_bytes): Change argument to unsigned. Don't
28589 check if insn addresses are set.
28590 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28591 addresses are not set.
28592 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28594 2009-01-09 Nick Clifton <nickc@redhat.com>
28596 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28597 DECL_DECLARED_INLINE_P.
28599 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28601 PR middle-end/38347
28602 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28603 GET_MODE (op0) in operand_subword_force calls.
28605 PR middle-end/38771
28606 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28607 fold_convert arg0 operands to TREE_TYPE (op0) first.
28609 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28611 * params.def (ira-max-conflict-table-size): Decrease default value
28614 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28616 PR tree-optimization/37031
28617 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28619 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28620 allocate it using gc instead of heap, use VEC_quick_push instead of
28622 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28623 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28624 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28625 allocated vector from heap allocated.
28626 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28627 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28628 vector only after perfect_loop_nest_depth call.
28630 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28631 Jan Sjodin <jan.sjodin@amd.com>
28633 PR tree-optimization/38559
28634 * graphite.c (debug_value, copy_constraint,
28635 swap_constraint_variables, scale_constraint_variable, ): New.
28636 (get_lower_bound, get_upper_bound): Removed.
28637 (graphite_trans_bb_strip_mine): Clean up this code that works
28638 only for constant number of iterations. Fully copy upper and
28639 lower bound constraints, not only the constant part of them.
28640 * graphite.h (debug_value): Declared.
28642 2009-01-08 Ira Rosen <irar@il.ibm.com>
28644 PR tree-optimization/37194
28645 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28646 Don't add the cost of cost model guard in prologue to scalar
28647 outside cost in case of known number of iterations.
28649 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28650 Alan Modra <amodra@bigpond.net.au>
28652 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28653 non-word-aligned REG+CONST addressing.
28655 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28658 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28659 free_after_compilation when outputting a thunk.
28660 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28661 Do not call free_after_compilation here.
28663 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28665 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28666 (ix86_valid_target_attribute_inner_p): Ditto.
28668 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28670 PR tree-optimization/38492
28671 PR tree-optimization/38498
28672 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28673 * tree-chrec.h (scev_is_linear_expression): Declared.
28674 * graphite.c (graphite_cannot_represent_loop_niter): New.
28675 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28676 (graphite_loop_normal_form): Use gcc_assert.
28677 (scan_tree_for_params): Use CASE_CONVERT.
28678 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28679 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28680 Use gcc_assert. Discard scops that contain unhandled cases.
28681 (build_scop_conditions): Return a boolean status for unhandled cases.
28682 (strip_mine_profitable_p): Print the loop number, not its depth.
28683 (is_interchange_valid): Pass the depth of the loop nest, don't
28684 recompute it wrongly.
28685 (graphite_trans_bb_block): Same.
28686 (graphite_trans_bb_block): Print tentative of loop blocking.
28687 (graphite_trans_scop_block): Do not print that the loop has been
28689 (graphite_transform_loops): Do not handle scops that contain condition
28692 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28694 AVX Programming Reference (December, 2008)
28695 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28696 (_mm256_stream_pd): Likewise.
28697 (_mm256_stream_ps): Likewise.
28699 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28700 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28701 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28702 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28703 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28704 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28705 (ix86_expand_special_args_builtin): Likewise.
28707 * config/i386/sse.md (AVXMODEDI): New.
28708 (avx_movnt<mode>): Likewise.
28709 (avx_movnt<mode>): Likewise.
28710 (<sse>_movnt<mode>): Remove AVX support.
28711 (sse2_movntv2di): Likewise.
28713 2009-01-07 Richard Guenther <rguenther@suse.de>
28715 PR middle-end/38751
28716 * fold-const.c (extract_muldiv): Remove obsolete comment.
28717 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28718 to PLUS_EXPR canonicalization for the canonicalization.
28720 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28722 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28723 hosted cross-compilers generating less efficient code.
28725 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28727 * function.h (rtl_data): Add a dbr_scheduled_p field.
28728 * reorg.c (dbr_schedule): Set it.
28729 (gate_handle_delay_slots): Check it.
28730 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28731 (mips_reorg): Check flag_delayed_branch instead of
28732 mips_base_delayed_branch.
28733 (mips_override_options): Don't set mips_base_delayed_branch
28734 or flag_delayed_branch.
28736 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28738 PR rtl-optimization/38426.
28739 * ira.c (ira): Set current_function_is_leaf earlier.
28741 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28743 PR rtl-optimization/38722
28744 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28745 too early, only set a flag and modify after last possible
28748 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28751 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28752 * real.c (decimal_single_format): Correct values of emin and emax.
28753 (decimal_double_format): Ditto.
28754 (decimal_quad_format): Ditto.
28755 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28756 computation of DECnn_MIN and DECnn_MAX for corrected values of
28757 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28758 __DECnn_MIN__, and adjust its computation for the corrected value
28761 2009-01-06 Jan Hubicka <jh@suse.cz>
28764 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28766 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28768 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28769 Add Robert Clark to the list of testers.
28771 2009-01-06 Jan Hubicka <jh@suse.cz>
28772 Kai Tietz <kai.tietz@onevision.com>
28774 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28775 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28777 2009-01-06 Jan Hubicka <jh@suse.cz>
28778 Kai Tietz <kai.tietz@onevision.com>
28780 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28782 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28783 (ix86_nsaved_regs): Count only general purpose regs.
28784 (ix86_nsaved_sseregs): New.
28785 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28786 to 16 for w64; compute padding and size of sse reg save area.
28787 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28788 general purpose regs.
28789 (ix86_emit_save_sse_regs_using_mov): New.
28790 (ix86_expand_prologue): Save SSE regs if needed.
28791 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28792 (ix86_emit_restore_sse_regs_using_mov): New.
28793 (ix86_expand_epilogue): Save SSE regs if needed.
28795 2009-01-06 Jan Hubicka <jh@suse.cz>
28796 Kai Tietz <kai.tietz@onevision.com>
28798 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28799 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28800 functions when accumulate outgoing args is off.
28802 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28805 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28806 before using pseudos_have_intersected_live_ranges_p.
28808 * ira-int.h (ira_assert): Always define.
28810 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28812 AVX Programming Reference (December, 2008)
28813 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28814 (_mm256_permute2_pd): Likewise.
28815 (_mm_permute2_ps): Likewise.
28816 (_mm256_permute2_ps): Likewise.
28817 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28818 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28820 * config/i386/i386.c (ix86_builtins): Remove
28821 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28822 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28823 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28824 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28825 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28826 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28827 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28828 __builtin_ia32_vpermil2ps256.
28829 (ix86_init_mmx_sse_builtins): Updated.
28830 (ix86_expand_args_builtin): Likewise.
28832 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28834 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28835 long absolute calls when generating PA 2.0 code.
28837 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28839 PR rtl-optimization/38583
28840 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28842 * params.def (ira-max-conflict-table-size): New.
28844 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28846 * ira.h (ira_conflicts_p): New external definition.
28848 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28849 table. Report this. Return result of building.
28850 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28851 building conflict table.
28853 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28854 (ira_color): Use ira_conflicts_p.
28856 * global.c: Include ira.h.
28857 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28860 * Makefile.in (global.o): Add ira.h.
28862 * ira-build.c (mark_all_loops_for_removal,
28863 propagate_some_info_from_allocno): New.
28864 (remove_unnecessary_allocnos): Call
28865 propagate_some_info_from_allocno.
28866 (remove_low_level_allocnos): New.
28867 (remove_unnecessary_regions): Add parameter. Call
28868 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28869 parameter to remove_unnecessary_regions.
28870 (ira_build): Remove all regions but root if the conflict table was
28871 not built. Update conflict hard regs for allocnos crossing calls.
28873 * ira.c (ira_conflicts_p): New global.
28874 (ira): Define and use ira_conflicts_p.
28876 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28877 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28878 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28880 2009-01-06 Ben Elliston <bje@au.ibm.com>
28882 * gengtype-lex.l (YY_NO_INPUT): Define.
28884 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28887 * c-common.c (handle_vector_size_attribute): Also reject
28888 BOOLEAN_TYPE types.
28890 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28892 PR tree-optimization/38492
28893 * graphite.c (rename_map_elt, debug_rename_elt,
28894 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28895 rename_map_elt_info, eq_rename_map_elts,
28896 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28897 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28898 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28899 (sese_build_livein_liveouts): New.
28900 (new_sese, free_sese): New.
28901 (new_scop): Call new_sese.
28902 (free_scop): Call free_sese.
28903 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28904 (register_old_new_names): Renamed register_old_and_new_names.
28905 (register_scop_liveout_renames, add_loop_exit_phis,
28906 insert_loop_close_phis, struct igp,
28907 default_liveout_before_guard, add_guard_exit_phis,
28908 insert_guard_phis, copy_renames): New.
28909 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28910 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28911 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28912 (scop_adjust_phis_for_liveouts): New.
28913 (gloog): Call scop_adjust_phis_for_liveouts.
28915 * graphite.h (struct sese): Documented. Added fields liveout,
28916 num_ver and livein.
28917 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28918 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28919 (struct scop): Added field liveout_renames.
28920 (SCOP_LIVEOUT_RENAMES): New.
28922 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28924 PR tree-optimization/38510
28925 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28926 (translate_clast): Call recompute_all_dominators before
28928 (gloog): Call recompute_all_dominators before graphite_verify.
28930 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28931 Jan Sjodin <jan.sjodin@amd.com>
28933 PR tree-optimization/38500
28934 * graphite.c (create_sese_edges): Call fix_loop_structure after
28937 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28939 * config.gcc: Add m32r*-*-rtems*.
28940 * config/m32r/rtems.h: New file.
28942 2009-01-05 Ben Elliston <bje@au.ibm.com>
28944 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28945 (.po.pox): Likewise.
28946 (po/gcc.pot): Likewise.
28948 2009-01-04 David S. Miller <davem@davemloft.net>
28950 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28951 (STARTING_FRAME_OFFSET): Always set to zero.
28953 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28955 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28956 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28957 fixed-point types, and vectors of the same.
28959 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28961 * config/mips/sync.md (*mb_barrier): Rename to...
28962 (*memory_barrier): ...this.
28964 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28966 * doc/extend.texi (Function Attributes): Move @cindex after @item
28967 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28968 and put in alphabetical order. Fix 'target' name and put in order.
28969 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28972 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28974 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28975 (memory_barrier): Expand as unspec instead of unspec_volatile.
28976 Remove mem:BLK from insn operands. Use Pmode scratch register.
28977 (*memory_barrier): Define as unspec instead of unspec_volatile.
28978 Use (match_dup 0) as input operand.
28980 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28981 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28982 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28983 scratch register. Remove operand 1.
28984 (*stbar): Define as unspec instead of unspec_volatile.
28985 Use (match_dup 0) as input operand, remove (const_int 8).
28986 (*membar): Define as unspec instead of unspec_volatile.
28987 Use (match_dup 0) as input operand, remove input operand 2.
28989 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28990 (memory_barrier): Expand as unspec instead of unspec_volatile.
28991 Remove mem:BLK from insn operands. Use Pmode scratch register.
28992 (*memory_barrier): Define as unspec instead of unspec_volatile.
28993 Use (match_dup 0) as input operand.
28995 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28996 Remove mem:BLK from insn operands. Use Pmode scratch register.
28997 Set volatile flag on operand 0.
28998 (*memory_barrier): New insn pattern.
29000 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29002 (*memory_barrier): Use (match_dup 0) as input operand.
29004 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29005 Remove mem:BLK from insn operands. Use Pmode scratch register.
29006 Set volatile flag on operand 0.
29007 (*mb_internal): New insn pattern.
29009 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29011 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29013 PR middle-end/38586
29014 * function.c (struct temp_slot): Move to the section of the file
29015 that deals with temp slots. Remove field 'address'.
29016 (temp_slot_address_table): New hash table of address -> temp slot.
29017 (struct temp_slot_address_entry): New struct, items for the table.
29018 (temp_slot_address_compute_hash, temp_slot_address_hash,
29019 temp_slot_address_eq, insert_temp_slot_address): Support functions
29021 (find_temp_slot_from_address): Rewrite to use the new hash table.
29022 (remove_unused_temp_slot_addresses): Remove addresses of temp
29023 slots that have been made available.
29024 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29025 worker function for remove_unused_temp_slot_addresses.
29026 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29027 Add the temp slot address to the address -> temp slot map.
29028 (update_temp_slot_address): Update via insert_temp_slot_address.
29029 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29030 (pop_temp_slots): Likewise.
29031 (init_temp_slots): Allocate the address -> temp slot map, or empty
29032 the map if it is already allocated.
29033 (prepare_function_start): Initialize temp slot processing.
29035 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29037 PR middle-end/38584
29038 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29039 Calculate the size of all stack vars assuming no packing of stack
29040 vars will happen, replacing a quadratic algorithm with a linear one.
29042 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29045 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29048 2009-01-03 Diego Novillo <dnovillo@google.com>
29050 * doc/contrib.texi: Update contributions.
29052 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29055 * builtins.c (fold_builtin_memory_op): Give up if either operand
29056 is volatile. Set srctype or desttype to non-qualified version
29060 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29061 and FUNCTION_DECLs.
29063 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29065 PR rtl-optimization/35805
29066 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29067 problem if fast dce is able to remove any instructions.
29068 * dce.c (dce_process_block): Fix dump message.
29070 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29073 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29075 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29077 PR middle-end/38690
29078 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29079 * tree-pretty-print.c (op_code_prio): New function.
29080 (op_prio): No longer static. Use op_code_prio.
29081 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29082 Use op_prio and op_code_prio to determine if () should be
29083 printed around operand(s) or not.
29085 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29086 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29087 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29088 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29089 pp_character instead of pp_string for single letter printing.
29091 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29093 * doc/extend.texi: Fix '#pragma GCC option' typo.
29095 2009-01-02 Richard Guenther <rguenther@suse.de>
29097 * doc/install.texi (--enable-checking): Mention different
29098 default for stage1.
29099 (--enable-stage1-checking): Document.
29101 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29103 PR middle-end/30142
29104 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29105 case to be an error.
29107 2009-01-02 Ben Elliston <bje@au.ibm.com>
29109 * config/fp-bit.h (pack_d): Constify argument.
29110 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29111 (isnan): Constify argument.
29113 (iszero): Likewise.
29114 (pack_d): Likewise.
29115 (_fpadd_parts): Constify return type.
29116 (_fpmul_parts): Likewise.
29117 (_fpdiv_parts): Likewise.
29119 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29122 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29123 warn about overwriting initializer with side-effects or
29124 -Woverride-init if !IMPLICIT.
29125 (output_init_element): Likewise. Pass IMPLICIT down to
29127 (process_init_element): Add IMPLICIT argument. Pass it down
29128 to output_init_element.
29129 (push_init_element, pop_init_level, set_designator): Adjust
29130 process_init_element callers.
29131 (set_nonincremental_init, set_nonincremental_init_from_string):
29132 Adjust add_pending_init callers.
29133 (output_pending_init_elements): Adjust output_init_element callers.
29134 * c-tree.h (process_init_element): Adjust prototype.
29135 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29136 process_init_element callers.
29139 Copyright (C) 2009 Free Software Foundation, Inc.
29141 Copying and distribution of this file, with or without modification,
29142 are permitted in any medium without royalty provided the copyright
29143 notice and this notice are preserved.