1 2009-10-16 Richard Guenther <rguenther@suse.de>
4 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
7 2009-10-16 Richard Guenther <rguenther@suse.de>
9 * gimple.c (iterative_hash_gimple_type): For integer types
10 also hash their minimum and maximum values and the string flag.
11 For array types hash their domain and the string flag.
13 2009-10-16 Richard Guenther <rguenther@suse.de>
15 * gimple.c (gimple_types_compatible_p): Restrict completing
16 types to record or unions. Simplify completion.
17 Do not merge records or unions with different
18 TYPE_STRUCTURAL_EQUALITY_P tag.
19 (iterative_hash_gimple_type): Restrict non-recursing into
20 pointer targets for records and unions.
22 2009-10-15 Jakub Jelinek <jakub@redhat.com>
25 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
26 * dwarf2out.c (mem_loc_descriptor): Don't handle
27 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
28 punt if it is not lowpart subreg or if inner mode isn't
31 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
33 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
34 investigating previous or next insns.
36 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
38 * tree-sra.c (build_ref_for_offset_1): Update comment.
40 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
42 * config/s390/s390.md (atype): Added missing values.
44 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
47 * pa.md (casesi): Use sign extended index in call to
49 (casesi64p): Update pattern to reflect above.
51 2009-10-15 Steve Ellcey <sje@cup.hp.com>
53 PR rtl-optimization/41697
54 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
56 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
59 * config/rs6000/predicates.md: Update copyright year.
60 * config/rs6000/altivec.md: Ditto.
62 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
63 (MD_INCLUDES): Add a2.md.
65 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
66 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
67 (builtin_classify): New static vector to classify various builtins
68 to get the tree attributes correct.
69 (def_builtin): Set the attributes of builtins based on what the
70 builtin does (i.e. memory operation, floating point, saturation
71 need special attributes, others are pure functions).
73 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
75 (enum rs6000_builtins): Include rs6000-builtin.def to define the
76 builtins. Change the end marker to MAX_RS6000_BUILTINS from
78 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
81 * config/rs6000/rs6000-builtin.def: New file that combines the
82 builtin enumeration name and attributes.
84 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
86 * config/i386/linux.h (ASM_SPEC): Add --32.
88 2009-10-15 Jakub Jelinek <jakub@redhat.com>
90 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
91 and DW_TAG_template_alias.
92 (dwarf_attr_name): Handle DW_AT_main_subprogram,
93 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
94 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
95 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
96 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
97 and DW_AT_GNU_odr_signature.
98 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
99 DW_FORM_flag_present and DW_FORM_ref_sig8.
100 (output_signature): Only print name on the first byte.
101 (output_die): Likewise for dw_val_class_data8.
103 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
105 * doc/invoke.texi: Clarify that most optimizations are not enabled
108 2009-10-15 Richard Guenther <rguenther@suse.de>
111 * gimple.c (compare_type_names_p): Handle anonymous names
112 differently based on new mode argument.
113 (gimple_types_compatible_p): For structs also compare the tags.
114 (iterative_hash_type_name): Rename to ...
115 (iterative_hash_name): ... this. Hash all names.
116 (iterative_hash_gimple_type): Fix hashing the struct tag of
117 pointer targets. Hash field decl names.
119 2009-10-15 Richard Guenther <rguenther@suse.de>
122 * gimple.c (gimple_get_alias_set): Avoid recursing on
123 invalid type topology.
125 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
127 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
129 2009-10-15 Richard Guenther <rguenther@suse.de>
131 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
133 2009-10-15 Jakub Jelinek <jakub@redhat.com>
135 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
136 add --with-tune{,-32,-64} configured default for -mtune if explicit
139 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
141 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
144 2009-10-14 DJ Delorie <dj@redhat.com>
146 * config/h8300/h8300.c (F): New.
148 (h8300_emit_stack_adjustment): Call them.
150 (h8300_push_pop): Likewise.
151 (h8300_expand_prologue): Likewise.
152 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
153 (MUST_USE_SJLJ_EXCEPTIONS): Define.
154 (INCOMING_RETURN_ADDR_RTX): Define.
155 (INCOMING_FRAME_SP_OFFSET): Define.
156 (DWARF_CIE_DATA_ALIGNMENT): Define.
158 2009-10-14 Jakub Jelinek <jakub@redhat.com>
160 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
161 fields in builtin structs.
162 (finalize_record_size): Likewise.
164 2009-10-14 Richard Guenther <rguenther@suse.de>
166 * gimple.c (gtc_ob): New global.
167 (struct type_pair_d): Replace pointers with type UIDs.
168 (type_pair_hash): Adjust.
169 (type_pair_eq): Likewise.
170 (lookup_type_pair): Likewise. Allocate from an obstack.
171 (gimple_force_type_merge): Adjust.
172 (gimple_types_compatible_p): Likewise.
173 (free_gimple_type_tables): Free the obstack.
175 2009-10-14 Jakub Jelinek <jakub@redhat.com>
177 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
178 stmts setting DEBUG_EXPR_DECLs.
180 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
181 Don't crash if mode1 is VOIDmode.
183 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
185 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
186 * params.h (IRA_LOOP_RESERVED_REGS): New
187 * tree-pass.h (pass_subregs_of_mode_init,
188 pass_subregs_of_mode_finish): Remove.
189 * passes.c (pass_subregs_of_mode_init,
190 pass_subregs_of_mode_finish): Remove.
191 (pass_reginfo_init): Move before loop optimizations.
192 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
193 * common.opt (fira-loop-pressure): New.
194 * toplev.h (flag_ira_loop_pressure): New.
195 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
197 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
198 Make external and void type functions.
199 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
200 pass_subregs_of_mode_finish): Remove.
201 * ira-costs.c (init_costs): Call init_subregs_of_mode.
202 * regmove.c: Include ira.h.
203 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
204 register pressure calculation in loops.
205 * loop-invariant.c: Include REGS_H and ira.h.
206 (struct loop_data): New members max_reg_pressure, regs_ref, and
208 (struct invariant): New member orig_regno.
209 (curr_loop): New variable.
210 (find_exits): Initialize regs_ref and regs_live.
211 (create_new_invariant): Initialize orig_regno.
212 (get_cover_class_and_nregs): New.
213 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
214 array. Add code for flag_ira_loop_pressure.
215 (gain_for_invariant): Make new_regs an array. Add code for
216 flag_ira_loop_pressure.
217 (best_gain_for_invariant): Ditto.
218 (set_move_mark): New parameter gain. Use it for debugging output.
219 (find_invariants_to_move): Make regs_needed and new_regs an array.
220 Add code for flag_ira_loop_pressure.
221 (move_invariant_reg): Set up orig_regno.
222 (move_invariants): Set up reg classes for pseudos for
223 flag_ira_loop_pressure.
224 (free_loop_data): Clear regs_ref and regs_live.
225 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
226 get_regno_cover_class, change_pressure, mark_regno_live,
227 mark_regno_death, mark_reg_store, mark_reg_clobber,
228 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
229 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
230 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
231 register pressure calculation in loops if new regs were added.
232 Call finish_subregs_of_mode.
233 * opts.c (decode_options): Set up flag_ira_loop_pressure.
234 * Makefile.in (loop-invariant.o): Add ira.h.
236 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
238 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
240 2009-10-14 Richard Guenther <rguenther@suse.de>
242 * lto-symtab.c (lto_symtab_compatible): Fold in ...
243 (lto_symtab_merge): ... here. Rewrite both to take the
244 prevailing and a to-be-merged entry and to queue diagnostics
246 (lto_symtab_resolve_replaceable_p): New predicate for
248 (lto_symtab_resolve_can_prevail_p): Likewise.
249 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
250 handles merging commons by choosing the largest decl. Fold
251 in code that gives ODR errors.
252 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
254 (lto_symtab_merge_decls_1): Re-structure. Deal with the
255 case of no prevailing decl here. Diagnose mismatches
256 in object types here. Drop all but the prevailing decls.
257 (lto_symtab_prevailing_decl): Return the single prevailing decl.
258 * lto-streamer-in.c (lto_input_tree_ref): Deal with
259 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
261 2009-10-14 Richard Guenther <rguenther@suse.de>
264 * lto-streamer-in.c (input_bb): Replace debug stmts with
265 nops instead of dropping them.
267 2009-10-14 Nick Clifton <nickc@redhat.com>
269 * gcc/doc/extended.texi: Replace the dash character with
270 @minus{} in situations where it is being used as a minus
272 * gcc/doc/tm.texi: Likewise.
273 * gcc/doc/md.texi: Likewise.
275 2009-10-14 Jakub Jelinek <jakub@redhat.com>
277 PR preprocessor/41543
278 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
279 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
280 * tree.c: Include intl.h.
281 (expand_location): Handle BUILTINS_LOCATION.
282 * Makefile.in (tree.o): Depend on intl.h.
285 * dwarf2out.c (dwarf2out_var_location): Always clear
286 last_postcall_label when changing last_label.
288 2009-10-14 Pascal Obry <obry@adacore.com>
290 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
291 (process_command): Handle -E as done with -c and -S. Do not add
292 the target executable suffix to the output file when -E is used.
293 (main): Adjust error message accordingly.
295 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
301 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
303 (tree_code_size): Likewise.
305 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
307 * builtins.c (fold_builtin_1): Support complex "arc" functions.
308 * real.h (HAVE_mpc_arc): Define.
310 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
312 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
313 (struct builtin_description): Add fndecl field.
314 (bdesc): Remove const qualifier. Update initializer.
315 (sh_media_init_builtins): Remove const qualifier for d. Record
316 the result of add_builtin_function to the fndecl field.
317 (sh_builtin_decl): New.
318 (sh_media_builtin_decl): New.
320 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
323 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
324 requests between special registers.
326 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
328 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
330 2009-10-13 Richard Henderson <rth@redhat.com>
332 PR tree-optimization/41377
333 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
334 (cleanup_empty_eh_merge_phis): New change_region parameter;
335 pass it on to redirect_eh_edge_1. Update callers.
336 (cleanup_empty_eh_unsplit): Don't require an existing EH label
337 at the destination block.
339 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
341 * passes.c (register_pass): Replaced gcc_unreachable by
342 fatal_error on failure. Mentions plugins in comments & messages.
344 2009-10-13 Jakub Jelinek <jakub@redhat.com>
347 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
348 * sched-vis.c (print_value): Use it.
349 * cselib.c (cselib_hash_rtx): Likewise.
350 * print-rtl.c (print_rtx): Likewise.
351 * cfgexpand.c (expand_debug_rtx): Likewise.
352 * var-tracking.c (vt_expand_loc_callback): Likewise.
354 2009-10-13 Richard Guenther <rguenther@suse.de>
357 * opts.c (handle_option): Split out code to handle setting
358 the options flag var ...
359 (set_option): ... here.
360 * opts.h (set_option): Declare.
361 * lto-opts.c (register_user_option_p): Include -fexceptions
362 and all position independent code variants.
363 (handle_common_option): Remove.
364 (lto_reissue_options): Use set_option.
366 2009-10-13 Martin Jambor <mjambor@suse.cz>
368 PR tree-optimization/41661
369 * ipa-prop.c (compute_complex_pass_through): Allow only operations
370 that are tcc_comparisons or do not change the type in any
372 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
373 folding tcc_comparison operations.
375 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
377 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
380 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
386 * tree.def (DEBUG_EXPR_DECL): New.
387 * rtl.def (DEBUG_EXPR): New.
388 * gengtype.c (adjust_field_rtx_def): Handle it.
389 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
390 (insert_debug_temp_for_var_def): ... this. Drop support for
391 moving. Take iterator for def stmt; insert debug stmt before it.
392 Scan early for use count and kind in debug stmts.
393 (propagate_defs_into_debug_stmts): Rename to...
394 (insert_debug_temps_for_defs): ... this. Likewise.
395 * tree.h (DEBUG_TEMP_UID): New.
396 * tree.c (next_debug_decl_uid): New.
397 (make_node_stat): Count debug decls separately.
398 (copy_node_stat): Likewise.
399 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
400 * var-tracking.c (dv_is_decl_p): Recognize it.
401 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
402 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
403 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
404 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
405 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
406 (cselib_hash_rtx): Likewise.
407 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
408 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
410 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
411 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
412 * rtl.c (copy_rtx): Likewise.
413 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
414 * print-rtl.c (print_rtx): Likewise.
415 * sched-vis.c (print_value): Likewise.
416 (print_insn): Handle DEBUG_EXPR_DECL.
417 * tree-dump.c (dequeue_and_dump): Likewise.
418 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
419 * gimple-iterator (gsi_replace): Check for same lhs.
420 (gsi_remove): Insert debug temps.
421 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
422 (move_computations_stmt): Drop explicit propagation into debug stmts.
423 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
424 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
425 * tree-ssa-sink.c (statement_sink_location): Likewise.
426 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
427 * tree-ssanames.c (release_ssa_name): Adjust for rename.
428 * tree-flow.h: Likewise.
429 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
430 debug temps without values.
431 (eliminate_unnecessary_stmts): Don't discard just-inserted
434 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
437 * config/cris/cris.md (andu): Check that operand 1 is one of the
438 general registers. Fix typo in head comment.
440 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
442 * config/i386/i386.md (vswapmov): New.
443 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
444 (ix86_function_ms_hook_prologue): New.
445 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
446 * configure.ac: Test for swap suffix support in as.
447 * configure: Rebuild.
449 2009-10-12 Jakub Jelinek <jakub@redhat.com>
452 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
453 paradoxical subregs to prevent partial register stalls if the inner
454 mode is integer mode.
456 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
458 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
460 2009-10-12 Dodji Seketeli <dodji@redhat.com>
463 * gcc/dwarf2out.c (template_parameter_pack_die,
464 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
466 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
469 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
471 (maybe_register_def): Likewise. Take stmt iterator.
472 (rewrite_update_stmt): Take stmt iterator and pass it on.
473 (rewrite_update_enter_block): Pass stmt iterator.
475 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
477 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
478 (spu_builtin_decl): New function.
480 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.md (SWIM): New mode iterator.
483 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
484 using SWIM mode iterator.
485 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
486 patterns using SWI48 mode iterator.
487 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
488 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
489 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
490 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
491 patterns using SWI248 mode iterator.
492 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
493 gen_x86_movdicc_0_m1_rex64 for renamed function
495 2009-10-11 Jose Ruiz <ruiz@adacore.com>
496 Eric Botcazou <ebotcazou@adacore.com>
499 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
500 * config/sparc/sol2-unwind.h: New file.
502 2009-10-11 Olivier Hainque <hainque@adacore.com>
503 Eric Botcazou <ebotcazou@adacore.com>
506 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
507 * config/i386/sol2-unwind.h: New file.
509 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
512 * config/i386/i386.md (addsi_1_zext): Get the proper second
515 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
517 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
518 all OLD_RTXes, not just REGs. Use copy_rtx to create the
521 2009-10-11 Richard Guenther <rguenther@suse.de>
523 * gimple.c (iterative_hash_type_name): Do not handle special
526 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
529 (*setcc_si_1_and): Ditto.
530 (*setcc_si_1_movzbl): Ditto.
531 (*setcc_<mode>_2): Ditto.
532 (*setcc_qi): Rename from *setcc_1.
533 (*setcc_qi_slp): Rename from *setcc_2.
535 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
536 (*zero_extendqisi2_movzbw_and splitter): Ditto.
538 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
539 "if" condition, there is already assert with reload_completed present.
541 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
543 * plugin.c (try_init_one_plugin): Improve constness of variable err.
545 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
547 * doc/install.texi (Final install): Refer to
548 http://gcc.gnu.org/bugs/ for bug reporting.
550 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
552 * configure.ac: Add test for dci instruction.
553 * configure: Regenerate.
554 * config.in: Likewise.
555 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
556 * doc/invoke.texi: Add cpu_type 476 and 476fp.
557 (-mmulhw): Add 476 to description.
559 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
560 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
561 (processor_target_table): Add 476 and 476fp entries.
562 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
563 (rs6000_issue_rate): Add CPU_PPC476.
564 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
565 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
566 (processor_type): Add PROCESSOR_PPC476.
567 (EXTRA_SPECS): Add asm_cpu_476 string.
568 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
569 (define_attr "cpu"): Add ppc476.
571 Update comments for 476.
572 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
573 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
574 Update copyright year.
575 * config/rs6000/476.md: New file.
576 * config/rs6000/40x.md: Add description for "isel" attribute.
577 Update copyright year.
578 * config/rs6000/440.md: Likewise.
579 * config/rs6000/603.md: Likewise.
580 * config/rs6000/6xx.md: Likewise.
581 * config/rs6000/7450.md: Likewise.
582 * config/rs6000/7xx.md: Likewise.
583 * config/rs6000/8540.md: Likewise.
584 * config/rs6000/cell.md: Likewise.
585 * config/rs6000/e300c2c3.md: Likewise.
586 * config/rs6000/e500mc.md: Likewise.
587 * config/rs6000/mpc.md: Likewise.
588 * config/rs6000/power4.md: Likewise.
589 * config/rs6000/power5.md: Likewise.
590 * config/rs6000/power6.md: Likewise.
591 * config/rs6000/power7.md: Likewise.
592 * config/rs6000/rios1.md: Likewise.
593 * config/rs6000/rios2.md: Likewise.
594 * config/rs6000/rs64.md: Likewise.
596 2009-10-10 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/41654
599 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
600 a cond expr before calling gimple_cond_set_condition_from_tree.
601 (ifcombine_iforif): Likewise.
603 2009-10-09 Ian Lance Taylor <iant@google.com>
605 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
606 * configure: Rebuild.
608 2009-10-09 Neil Vachharajani <nvachhar@google.com>
610 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
613 2009-10-09 Richard Guenther <rguenther@suse.de>
616 * target-def.h (TARGET_BUILTIN_DECL): Define.
617 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
618 * target.h (struct gcc_target): Add builtin_decl target hook.
619 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
620 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
622 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
624 (lto_output_builtin_tree): Sorry if the target does not support
625 streaming target builtins.
626 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
627 (rs6000_builtin_decl): New function.
628 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
629 (ix86_builtin_decl): New function.
631 2009-10-09 Jakub Jelinek <jakub@redhat.com>
633 PR preprocessor/41445
634 * c-ppoutput.c (do_line_change): New function.
635 (cb_line_change): Use it.
636 (scan_translation_unit): Call do_line_change if
637 avoid_paste or PREV_WHITE and token location is on a different line
641 * dwarf2out.c (dwarf2out_init): Test whether
642 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
645 PR rtl-optimization/41646
646 * calls.c (expand_call): For BLKmode types returned in registers
647 avoid likely spilled hard regs in copy_blkmode_from_reg generated
650 2009-10-09 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/41634
653 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
654 we remove the correct elements.
655 (optimize_stmt): Make sure to update stmt operands before
656 optimizing redundancies.
658 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
660 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
662 2009-10-09 Richard Guenther <rguenther@suse.de>
665 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
667 (lto_wrapper_exit): New function.
669 (fatal_perror): Likewise.
670 (fork_execute): Use global args_name, do not free it.
671 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
672 * lto-streamer.h: Remove duplicate prototypes.
674 2009-10-09 Richard Guenther <rguenther@suse.de>
676 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
677 before calling stmt_can_throw_external.
679 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
681 PR tree-optimization/40071
682 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
683 pointer if the original data reference doesn't conflict with the
684 created vector data reference. Fix long line.
686 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/i386.md (any_div): New code iterator.
689 (u): Handle div and udiv.
691 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
693 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
694 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
695 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
696 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
698 2009-10-08 Joseph Myers <joseph@codesourcery.com>
700 * gcc.c (main): Remove trailing "." from diagnostics.
702 2009-10-08 Cary Coutant <ccoutant@google.com>
704 Add support for debugging with ICF (Identical Code Folding).
705 * calls.c (debug.h): New #include.
706 (emit_call_1): Call virtual_call_token debug hook.
707 * common.opt (-fenable-icf-debug): New option.
708 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
709 locations in the source).
710 (poc_label_num): New variable.
711 (dcall_entry, vcall_entry): New typedefs.
712 (dcall_table, vcall_table): New variables.
713 (struct vcall_insn): New type.
714 (vcall_insn_table): New variable.
715 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
716 (size_of_dcall_table): New function.
717 (output_dcall_table): New function.
718 (size_of_vcall_table): New function.
719 (output_vcall_table): New function.
720 (dwarf2out_direct_call): New function.
721 (vcall_insn_table_hash): New function.
722 (vcall_insn_table_eq): New function.
723 (dwarf2out_virtual_call_token): New function.
724 (dwarf2out_virtual_call): New function.
725 (dwarf2out_init): Allocate new tables and sections.
726 (prune_unused_types): Mark DIEs referenced from direct call table.
727 (dwarf2out_finish): Output direct and virtual call tables.
728 * final.c (final_scan_insn): Call direct_call and virtual_call
730 * debug.h (struct gcc_debug_hooks): Add direct_call,
731 virtual_call_token, virtual_call hooks.
732 (debug_nothing_uid): New function.
733 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
734 (debug_nothing_uid): New function.
735 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
736 (xcoff_debug_hooks): Likewise.
737 * sdbout.c (sdb_debug_hooks): Likewise.
738 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
739 * doc/invoke.texi (-fenable-icf-debug): New option.
741 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
744 * regmove.c (regmove_backward_pass): Replace src with dst in the
745 debug insn, and check for dst before rather than after.
747 2009-10-08 Janis Johnson <janis187@us.ibm.com>
749 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
750 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
752 2009-10-08 Jan Hubicka <jh@suse.cz>
755 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
756 do not mark cgraph nodes as needed.
757 (record_references_in_initializer): Add new only_vars parameter.
758 * cgraph.h (record_references_in_initializer): New parameter.
759 * varasm.c (assemble_variable): Update call.
760 * varpool.c (varpool_analyze_pending_decls): Always look for
763 2009-10-08 Anatoly Sokolov <aesok@post.ru>
765 * config/avr/avr.c (last_insn_address) Remove variable.
766 (expand_prologue): Don't initialise last_insn_address variable.
767 (final_prescan_insn): Don't output insn size.
768 * config/avr/avr.opt (msize): Remove switch.
769 * doc/invoke.texi (AVR Options): Remove documentation of -msize
772 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
774 * combine.c (label_tick_ebb_start): Fix comment.
775 (combine_instructions): Set label_tick and label_tick_ebb_start before
776 calling setup_incoming_promotions. Start them from 1. Increment
777 label_tick instead of deriving it from the BB index. Rather than
778 comparing ticks use the block from the previous iteration to decide
779 whether to start a new EBB. Remove empty lines before function.
781 2009-10-08 Michael Matz <matz@suse.de>
784 * builtins.c (fold_builtin_isascii): Use fold_build2.
785 (fold_builtin_isdigit): Ditto.
786 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
787 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
788 remove_useless_stmts_cond, remove_useless_stmts_tf,
789 remove_useless_stmts_tc, remove_useless_stmts_bind,
790 remove_useless_stmts_goto, remove_useless_stmts_label,
791 remove_useless_stmts_1, remove_useless_stmts,
792 pass_remove_useless_stmts): Remove.
793 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
794 * passes.c (init_optimization_passes): Don't add
795 pass_remove_useless_stmts.
796 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
797 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
799 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
800 for static constants.
801 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
802 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
804 2009-10-08 Richard Guenther <rguenther@suse.de>
806 * gimple.c (free_gimple_type_tables): New function.
807 * gimple.h (free_gimple_type_tables): Declare.
809 2009-10-07 Mark Heffernan <meheff@google.com>
811 * ipa-prop.c (ipa_print_node_params) Only print
812 names of named arguments.
814 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
816 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
817 being statically linked.
819 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
821 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
823 2009-10-08 Jan Hubicka <jh@suse.cz>
826 * ipa.c (cgraph_externally_visible_p,
827 function_and_variable_visibility,
828 whole_program_function_and_variable_visibility): Skip non-finalized
831 2009-10-08 Nick Clifton <nickc@redhat.com>
833 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
836 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
839 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
841 2009-10-07 Joseph Myers <joseph@codesourcery.com>
844 * c-common.c (c_fully_fold_internal): Strip nops from the result
845 of recursive calls to c_fully_fold_internal.
846 (c_wrap_maybe_const): New.
847 (c_save_expr): Use c_wrap_maybe_const.
848 * c-common.h (c_wrap_maybe_const): Declare.
849 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
850 build_binary_op): Use c_wrap_maybe_const.
852 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
854 * real.c: Fix comment to reflect actual exponent size.
856 2009-10-08 Ben Elliston <bje@au.ibm.com>
858 * config/rs6000/a2.md: Add FSF comment header.
860 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
862 * config/i386/i386.md (any_extend): New code iterator.
863 (u, s): New code attributes.
865 (DWIH): Rewrite as code iterator for SI and DI modes.
866 (DWI): Rewrite as mode attribute.
867 (dwi): New mode attribute.
868 (di): Depend on SI mode and DI mode.
869 (doubleint_general_operand): Remove mode attribute.
871 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
874 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
875 (*sub<mode>3_doubleword): Ditto.
877 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
878 using SWIM248 mode iterator.
879 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
880 using SWI48 mode iterator.
881 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
882 patterns using DWIH mode iterator and any_extend code iterator.
883 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
884 using any_extend code iterator.
885 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
886 patterns using DWIH mode iterator and any_extend code iterator.
887 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
888 using any_extend code iterator.
889 (<s>mul<mode>3_highpart): Macroize expander from
890 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
891 and any_extend code iterator.
892 (*<s>muldi3_highpart_1): Macroize insn from
893 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
894 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
895 patterns using any_extend code iterator.
896 (*<s>mulsi3_highpart_zext): Macroize insn from
897 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
899 2009-10-07 Jakub Jelinek <jakub@redhat.com>
901 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
902 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
903 refering to a DIE with DW_AT_const_value.
905 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
908 * ira-lives.c (check_and_make_def_conflict): Process all operands.
910 2009-10-06 Jan Hubicka <jh@suse.cz>
912 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
915 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
918 *lea_2_rex64): Move before *add<mode>_1 pattern.
920 2009-10-07 Jan Hubicka <jh@suse.cz>
922 * collect2.c (main): Add -fno-whole-program.
923 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
925 2009-10-07 Jan Hubicka <jh@suse.cz>
927 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
928 has no address taken.
929 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
931 (cgraph_clone_node): Clear externally_visible flag for clones.
932 * cgraph.h (cgraph_only_called_directly_p,
933 cgraph_can_remove_if_no_direct_calls_p): New predicates.
934 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
935 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
936 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
937 ipcp_insert_stage): Likwise.
938 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
939 externally_visible flag.
940 (verify_cgraph_node): Verify that inline clones look right.
941 (process_function_and_variable_attributes): Do not set
942 externally_visible flags.
943 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
945 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
947 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
948 clear externally_visible when turning into inline clones
949 (cgraph_mark_inline_edge): Use new predicates.
950 (cgraph_estimate_growth): Likewise.
951 (cgraph_decide_inlining): Likewise.
952 * ipa.c (cgraph_postorder): Likewise.
953 (cgraph_remove_unreachable_nodes): Likewise; sanity check
954 that inline clones are not needed.
955 (cgraph_externally_visible_p): New predicate.
956 (function_and_variable_visibility): Add whole_program parameter;
957 always set externally_visible flag; handle COMDAT function
959 (local_function_and_variable_visibility): New function.
960 (gate_whole_program_function_and_variable_visibility): New function.
961 (whole_program_function_and_variable_visibility): New function.
962 (pass_ipa_whole_program_visibility): New function.
963 * passes.c (init_optimization_passes): Add whole program visibility
965 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
966 not care about needed/reachable flags.
967 * varpool.c: Include flags.h
968 (decide_is_variable_needed): When doing LTO assume whole-program mode.
969 (varpool_finalize_decl): When we are in LTO read-back, all variables
971 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
973 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
975 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
978 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
980 * config.gcc: Don't include the makefile fragments intended for
982 * config/s390/fixdfdi.h: File removed.
983 * config/s390/libgcc-glibc.ver: File removed.
984 * config/s390/s390.h: Remove the fixdfdi.h hack.
985 * config/s390/t-crtstuff: File moved to libgcc dir.
986 * config/s390/t-linux: Likewise.
987 * config/s390/t-tpf: libgcc specific parts removed.
988 * config/s390/t-linux64: Likewise.
990 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
992 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
993 (lto-compress.o): Likewise.
995 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
998 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
999 dllexport to class members here.
1000 (i386_pe_determine_dllimport_p): Only check static class data for
1002 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1003 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1004 functions for vague linkage.
1005 (i386_pe_type_dllexport_p): Fix formatting.
1006 (maybe_add_dllexport) New function.
1007 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1010 2009-10-07 Ben Elliston <bje@au.ibm.com>
1012 * config/rs6000/a2.md: Remove duplicated lines.
1014 2009-10-07 Ben Elliston <bje@au.ibm.com>
1016 * config.gcc (powerpc*-*-*): Handle a2.
1017 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1018 * config/rs6000/a2.md: New file.
1019 * config/rs6000/rs6000.opt (mno-update): New.
1020 (mupdate): Return to using a mask, not a var.
1021 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1022 (enum processor_type): Add PROCESSOR_PPCA2.
1023 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1024 (rs6000_override_options): Add "a2" to processor_target_table.
1025 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1026 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1028 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1031 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1032 reference to nonexistent gen_truncxfxf2 function.
1034 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1037 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1038 (general_operand): Handle TI mode.
1039 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1040 using SDWIM mode iterator.
1041 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1042 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1043 using DWI mode iterator.
1044 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1045 patterns using SWI mode iterator.
1046 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1047 using SWI48 mode iterator.
1048 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1049 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1050 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1051 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1052 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1053 using SDWIM mode iterator.
1054 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1055 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1056 using DWI mode iterator.
1057 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1058 patterns using SWI mode iterator.
1059 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1060 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1061 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1062 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1063 patterns using plusminus code iterator.
1064 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1065 sub<mode>3 patterns using plusminus code iterator.
1066 * config/i386/i386.c (override_options): Update the call to
1067 gen_subdi_carry_rex64 for renamed function.
1068 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1069 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1070 calls to instruction expanders.
1072 2009-10-06 Martin Jambor <mjambor@suse.cz>
1075 * opts.c (decode_options): Run IPA-SRA at -O2.
1077 2009-10-06 Richard Guenther <rguenther@suse.de>
1079 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1081 2009-10-06 Tobias Burnus <burnus@net-b.de>
1084 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1085 -flto and -fwhole-program flags can be combined.
1087 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1090 * gcc.c (process_command): Check that -o argument was specified.
1092 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1094 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1096 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1098 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1099 * doc/invoke.texi (Warning Options): Annotate allowed languages
1100 for -Wunsuffixed-float-constants.
1102 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1104 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1105 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1106 same name and isn't the main variant.
1109 * dwarf2out.c (loc_by_reference): Removed.
1110 (dw_loc_list_1): New function.
1111 (dw_loc_list): Remove toplev argument, add want_address argument.
1112 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1113 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1114 want_address == 2 to dw_loc_list. For successful dw_loc_list
1115 set have_address to 1 only if want_address is not 0.
1117 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1119 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1120 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1121 a code block followed by two pointers.
1122 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1123 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1124 (MIPS_MOVE): Likewise.
1125 (MIPS_LUI): Likewise.
1126 (MIPS_JR): Likewise.
1127 (MIPS_BAL): Likewise.
1128 (MIPS_NOP): Likewise.
1129 (mips_asm_trampoline_template): Delete.
1130 (mips_trampoline_code_size): New function.
1131 (mips_trampoline_init): Add shorter sequences for all cases
1132 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1133 Calculate the opcodes directly, rather than copying from a template.
1134 Only flush the code part of the trampoline.
1135 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1137 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1139 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1140 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1141 (INCOMING_RETURN_ADDR_RTX): Likewise.
1142 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1144 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1145 with RETURN_ADDR_REGNUM.
1146 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1147 * config/mips/mips.c (mips16_build_call_stub): Replace
1148 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1149 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1150 (mips_print_operand_punctuation): Likewise.
1151 (mips_frame_set): Likewise.
1152 (mips16e_output_save_restore): Likewise.
1153 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1154 (mips_save_reg_p): Likewise.
1155 (mips_return_addr): Likewise.
1156 (mips_set_return_address): Likewise.
1157 (mips_direct_save_slot_move_p): Likewise.
1158 (mips_output_function_prologue): Likewise.
1159 (mips_restore_reg): Likewise.
1160 (mips_expand_epilogue): Likewise.
1161 (mips_epilogue_uses): Likewise.
1162 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1163 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1164 (clear_hazard_<mode>): Likewise.
1165 (call_internal): Likewise.
1166 (call_internal_direct): Likewise.
1167 (call_direct_split): Likewise.
1168 (call_value_internal): Likewise.
1169 (call_value_split): Likewise.
1170 (call_value_internal_direct): Likewise.
1171 (call_value_direct_split): Likewise.
1172 (call_value_multiple_internal): Likewise.
1173 (call_value_multiple_split): Likewise.
1175 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1176 Jakub Jelinek <jakub@redhat.com>
1178 PR rtl-optimization/41511
1179 * combine.c (record_value_for_reg): Pass explicit values as argument
1180 to get_last_value_validate.
1181 (get_last_value_validate): Document INSN parameter.
1182 For non-readonly MEMs, assume they might have been modified if INSN
1183 was in another basic block.
1184 (get_last_value): Minor reformatting.
1186 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1189 * final.c (asm_str_count): Split out from asm_insn_count.
1190 * rtl.h (asm_str_count): New prototype.
1191 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1194 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1196 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1198 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1199 Rafael Espindola <espindola@google.com>
1201 * gengtype.c (write_types): Moved call to write_func_for_structure
1202 into seperate loops.
1204 2009-10-05 Richard Guenther <rguenther@suse.de>
1207 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1208 (input_cgraph_1): Input toplevel asms.
1210 2009-10-05 Richard Guenther <rguenther@suse.de>
1213 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1214 (external_aggregate_decl_p): Likewise.
1215 (lto_symtab_compatible): Re-structure. Remove dead code.
1216 For variables ignore toplevel qualifiers when comparing types.
1217 Issue warnings, not errors for mismatched user-alignment.
1219 2009-10-05 Richard Guenther <rguenther@suse.de>
1223 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1224 (struct lto_symtab_identifier_def): Likewise.
1225 (struct lto_symtab_decl_def): Likewise.
1226 (struct lto_symtab_entry_def): New.
1227 (lto_symtab_identifier_t): Rename to ...
1228 (lto_symtab_entry_t): ... this.
1229 (lto_symtab_decls): Remove.
1230 (lto_symtab_base_hash): Rename to ...
1231 (lto_symtab_entry_hash): ... this.
1232 (lto_symtab_base_eq): Rename to ...
1233 (lto_symtab_entry_eq): ... this.
1234 (lto_symtab_base_marked_p): Rename to ...
1235 (lto_symtab_entry_marked_p): ... this.
1236 (lto_symtab_identifier_marked_p): Remove.
1237 (lto_symtab_decl_marked_p): Likewise.
1238 (lto_symtab_maybe_init_hash_tables): Rename to ...
1239 (lto_symtab_maybe_init_hash_table): ... this.
1240 (lto_symtab_set_resolution_and_file_data): Remove.
1241 (lto_symtab_register_decl): New function.
1242 (lto_symtab_get_identifier): Remove.
1243 (lto_symtab_get): New function.
1244 (lto_symtab_get_resolution): Adjust.
1245 (lto_symtab_get_identifier_decl): Remove.
1246 (lto_symtab_set_identifier_decl): Likewise.
1247 (lto_symtab_merge_decl): Rename to ...
1248 (lto_symtab_merge): ... this. Rewrite.
1249 (lto_symtab_merge_var): Remove.
1250 (lto_symtab_merge_fn): Likewise.
1251 (lto_symtab_prevailing_decl): Adjust.
1252 (lto_cgraph_replace_node): New function.
1253 (lto_symtab_merge_decls_2): Likewise.
1254 (lto_symtab_merge_decls_1): Likewise.
1255 (lto_symtab_fixup_var_decls): Likewise.
1256 (lto_symtab_resolve_symbols): Likewise.
1257 (lto_symtab_merge_decls): Likewise.
1258 (lto_symtab_prevailing_decl): Adjust.
1259 (lto_symtab_get_symtab_def): Remove.
1260 (lto_symtab_get_file_data): Likewise.
1261 (lto_symtab_clear_resolution): Adjust.
1262 (lto_symtab_clear_resolution): Likewise.
1263 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1264 (input_cgraph_1): Likewise.
1265 * lto-streamer-in.c (get_resolution): Do not provide fake
1266 symbol resolutions here.
1267 (deferred_global_decls): Remove.
1268 (lto_register_deferred_decls_in_symtab): Likewise.
1269 (lto_register_var_decl_in_symtab): Change signature, register
1270 variable via lto_symtab_register_decl.
1271 (lto_register_function_decl_in_symtab): Likewise.
1272 (lto_read_tree): Adjust.
1273 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1274 (lto_symtab_merge_var): Likewise.
1275 (lto_symtab_merge_fn): Likewise.
1276 (lto_symtab_register_decl): Declare.
1277 (lto_symtab_merge_decls): Likewise.
1279 2009-10-05 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/23821
1282 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1283 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1284 simple IV increments.
1286 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1288 * config/arm/arm.c (arm_override_options): Really initialize
1289 flag_dwarf2_cfi_asm to 0.
1291 2009-10-05 Doug Kwan <dougkwan@google.com>
1293 PR rtl-optimization/41574
1294 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1295 floating point and we are not doing unsafe math optimizations.
1297 2009-10-03 Simon Baldwin <simonb@google.com>
1298 Cary Coutant <ccoutant@google.com>
1299 Rafael Espindola <espindola@google.com>
1300 Richard Guenther <rguenther@suse.de>
1301 Jan Hubicka <jh@suse.cz>
1302 Doug Kwan <dougkwan@google.com>
1303 H.J. Lu <hongjiu.lu@intel.com>
1304 Bill Maddox <maddox@google.com>
1305 Ryan Mansfield <rmansfield@qnx.com>
1306 Diego Novillo <dnovillo@google.com>
1307 Ollie Wild <aaw@google.com>
1308 Kenneth Zadeck <zadeck@naturalbridge.com>
1310 * lto-cgraph.c: New file.
1311 * lto-compress.c: New file.
1312 * lto-compress.h: New file.
1313 * lto-opts.c: New file.
1314 * lto-section-in.c: New file.
1315 * lto-section-out.c: New file.
1316 * lto-streamer-in.c: New file.
1317 * lto-streamer-out.c: New file.
1318 * lto-streamer.c: New file.
1319 * lto-streamer.h: New file.
1320 * lto-symtab.c: New file.
1321 * lto-wpa-fixup.c: New file.
1322 * lto-wrapper.c: New file.
1324 2009-10-03 Simon Baldwin <baldwin@google.com>
1325 Ben Elliston <bje@au.ibm.com>
1326 Rafael Espindola <espindola@google.com>
1327 Nathan Froyd <froydnj@codesourcery.com>
1328 Jan Hubicka <jh@suse.cz>
1329 Doug Kwan <dougkwan@google.com>
1330 Diego Novillo <dnovillo@google.com>
1331 Kenneth Zadeck <zadeck@naturalbridge.com>
1333 * Makefile.in (enable_lto): New.
1334 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1335 (LINKER_PLUGIN_API_H): Define.
1336 (LTO_SYMTAB_H): Define.
1337 (LTO_STREAMER_H): Define.
1338 (TREE_VECTORIZER_H): Define.
1339 (INCLUDES): Add LIBELFINC.
1340 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1341 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1342 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1343 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1344 (native): Add lto-wrapper$(exeext)
1345 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1346 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1347 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1348 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1349 (varasm.o): Add dependency on tree-iterator.h.
1350 (cgraph.o): Add dependency on cif-code.def.
1351 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1352 (ipa-pure-const.o): Likewise.
1353 (GTFILES): Add lto-symtab.c.
1354 (install-lto-wrapper): New.
1355 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1356 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1357 * config.in: Regenerate.
1359 2009-10-03 Rafael Espindola <espindola@google.com>
1360 Diego Novillo <dnovillo@google.com>
1362 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1363 ipa_write_summaries.
1364 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1366 (cgraph_optimize): Make extern.
1368 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1369 Kenneth Zadeck <zadeck@naturalbridge.com>
1371 * toplev.c (in_lto_p): Declare.
1372 * collect2.c (scan_prog_file): Read all the output when reading
1373 information for LTO.
1374 (enum lto_mode_d): Declare.
1376 2009-10-03 Richard Guenther <rguenther@suse.de>
1377 Diego Novillo <dnovillo@google.com>
1379 * gimple.c: Include target.h and alias.h.
1380 (gimple_types): Declare.
1381 (type_hash_cache): Declare.
1382 (gimple_alloc_stat): Make extern.
1383 (gimple_build_eh_must_not_throw): Call
1384 gimple_eh_must_not_throw_set_fndecl.
1385 (struct type_pair_d): Declare.
1386 (type_pair_t): Declare.
1387 (type_pair_hash): New.
1388 (type_pair_eq): New.
1389 (lookup_type_pair): New.
1390 (gimple_force_type_merge): New.
1391 (compare_type_names_p): New.
1392 (compare_field_offset): New.
1393 (gimple_types_compatible_p): New.
1394 (struct sccs): Declare.
1395 (next_dfs_num): Declare.
1396 (iterative_hash_gimple_type): New.
1398 (iterative_hash_type_name): New.
1399 (iterative_hash_gimple_type): New.
1400 (gimple_type_hash): New.
1401 (gimple_type_eq): New.
1402 (gimple_register_type): New.
1403 (print_gimple_types_stats): New.
1404 (gimple_signed_or_unsigned_type): New.
1405 (gimple_unsigned_type): New.
1406 (gimple_signed_type): New.
1407 (gimple_get_alias_set): New.
1408 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1409 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1410 (gimple_force_type_merge): Declare.
1411 (gimple_types_compatible_p): Declare.
1412 (gimple_register_type): Declare.
1413 (print_gimple_types_stats): Declare.
1414 (gimple_unsigned_type): Declare.
1415 (gimple_signed_type): Declare.
1416 (gimple_get_alias_set): Declare.
1417 (gimple_eh_must_not_throw_set_fndecl): New.
1419 2009-10-03 Jan Hubicka <jh@suse.cz>
1420 Kenneth Zadeck <zadeck@naturalbridge.com>
1422 * ipa-pure-const.c: Include lto-streamer.h.
1423 (register_hooks): Factor out of ...
1424 (generate_summary): ... here.
1425 (pure_const_write_summary): New.
1426 (pure_const_read_summary): New.
1427 (pass_ipa_pure_const): Add pure_const_write_summary and
1428 pure_const_read_summary.
1429 * ipa-reference.c: Include lto-streamer.h.
1430 (add_new_function): New.
1431 (remove_node_data): New.
1432 (duplicate_node_data): New.
1433 (ipa_init): Guard against multiple calls.
1434 Move hook setup from analyze_function.
1435 (write_node_summary_p): New.
1436 (ipa_reference_write_summary): New.
1437 (ipa_reference_read_summary): New.
1438 (pass_ipa_reference): Add ipa_reference_write_summary and
1439 ipa_reference_read_summary.
1440 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1441 (struct cgraph_edge): Add fields lto_stmt_uid and
1442 call_stmt_cannot_inline_p.
1443 (cgraph_optimize): Declare.
1444 (cgraph_decide_is_function_needed): Declare.
1445 (reset_inline_failed): Declare.
1446 (enum LTO_cgraph_tags): Declare.
1447 (LTO_cgraph_tag_names): Declare.
1448 (LCC_NOT_FOUND): Define.
1450 2009-10-03 Doug Kwan <dougkwan@google.com>
1451 Rafael Espindola <espindola@google.com>
1452 Jan Hubicka <jh@suse.cz>
1453 Diego Novillo <dnovillo@google.com>
1454 Kenneth Zadeck <zadeck@naturalbridge.com>
1456 * passes.c (all_regular_ipa_passes): New.
1457 (all_ipa_passes): Rename to all_small_ipa_passes.
1458 (init_optimization_passes): Init all_regular_ipa_passes.
1459 * tree-pass.h (all_regular_ipa_passes): New.
1460 (all_ipa_passes): Rename to all_small_ipa_passes.
1461 * passes.c (all_lto_gen_passes): New.
1462 (init_optimization_passes): Initialize all_lto_gen_passes.
1463 (execute_ipa_summary_passes): Make non-static.
1464 (ipa_write_summaries_1): New.
1465 (ipa_write_summaries_2): New.
1466 (ipa_write_summaries): New.
1467 (ipa_write_summaries_of_cgraph_node_set): New.
1468 (ipa_read_summaries_1): New.
1469 (ipa_read_summaries): New.
1470 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1471 (execute_regular_ipa_pass_list): Remove.
1472 (init_optimization_passes): Schedule
1473 pass_rebuild_cgraph_edges and pass_early_inline outside
1474 of pass_all_early_optimizations. Document reason.
1475 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1476 pass_ipa_lto_finish_out): New pass.
1477 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1478 (execute_all_ipa_transforms): New.
1479 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1480 (dump_properties, debug_properties): New.
1481 * tree-optimize.c (gate_all_early_local_passes): Return
1482 false if we are in lto1.
1483 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1484 * tree-pass.h (execute_all_ipa_transforms): Declare.
1485 (pass_ipa_function_and_variable_visibility): Declare.
1486 (pass_ipa_early_inline): Declare.
1487 (pass_ipa_lto_gimple_out): Declare.
1488 (pass_ipa_lto_wpa_fixup): Declare.
1489 (pass_ipa_lto_finish_out): Declare.
1490 (all_small_ipa_passes, all_regular_ipa_passes,
1491 all_lto_gen_passes): Declare.
1492 (execute_ipa_summary_passes): Declare.
1493 (execute_all_ipa_transforms): Declare.
1494 (ipa_write_summaries): Declare
1495 (ipa_write_summaries_of_cgraph_node_set): Declare.
1496 (ipa_read_summaries): Declare.
1498 2009-10-03 Doug Kwan <dougkwan@google.com>
1499 Ollie Wild <aaw@google.com>
1501 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1503 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1504 (lto_mode): New variable.
1505 (maybe_run_lto_and_relink): Handle the -fwpa option.
1506 (main): Handle the -fwpa option.
1507 (maybe_unlink_list): New function.
1508 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1509 * common.opt (flto): New flag.
1510 * toplev.c (flag_generate_lto): Declare.
1512 2009-10-03 Simon Baldwin <simonb@google.com>
1514 * common.opt (flto-compression-level): New flag.
1516 * opts.c: Include lto-opts.h.
1517 (handle_option): Call lto_register_user_option for each
1518 valid option handled.
1519 (decode_options): Clear registered options before the options
1522 2009-10-03 Cary Coutant <ccoutant@google.com>
1524 * collect2.c (is_elf): New function.
1525 (scan_prog_file): Require LTO object to be in ELF format.
1527 2009-10-03 Rafael Espindola <espindola@google.com>
1529 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1530 libgcc to the linker.
1532 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1534 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1535 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1537 * collect2.h (collect_execute): Add flags argument.
1538 * tlink.c (tlink_execute): Update call to collect_execute.
1539 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1540 (use_linker_plugin): New.
1541 (use_linker_plugin_spec_function): New.
1542 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1543 (linker_plugin_file_spec): New.
1544 (lto_wrapper_spec): New.
1545 (lto_gcc_spec): New.
1546 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1547 (static_spec_functions): Add use-linker-plugin.
1548 (process_command): Handle -use-linker-plugin.
1549 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1550 linker_plugin_file_spec and lto_gcc_spec.
1551 (use_linker_plugin_spec_function): New.
1553 2009-10-03 Richard Guenther <rguenther@suse.de>
1557 * tree.h (is_lang_specific): Include LANG_TYPE.
1558 * tree.c (find_decls_types_r): Manually add interesting parts
1559 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1561 * gimple.c (type_pair_hash): Make symmetric.
1562 (type_pair_eq): Likewise.
1563 (lookup_type_pair): Increase initial hashtable size.
1564 (gimple_force_type_merge): Rely on type-pair symmetry.
1565 (visit): Remove excessive checking code.
1566 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1567 (gimple_register_type): Remove getenv calls, shrink initial
1571 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1572 inline functions if not generating lto output.
1575 * toplev.c (finalize): In WPA mode remove the asm file.
1577 2009-10-03 Doug Kwan <dougkwan@google.com>
1579 * ipa-inline.c (cgraph_mark_inline): Check
1580 edge->call_stmt_cannot_inline_p instead of calling
1581 gimple_call_cannot_inline_p.
1582 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1583 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1584 (inline_generate_summary): Do nothing in LTRANS.
1585 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1586 exists before calling gimple_call_cannot_inline_p.
1587 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1588 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1589 Update new_edge->lto_stmt_uid.
1590 * cgraphbuild.c (reset_inline_failed): New.
1592 * common.opt (fwpa): New flag.
1593 (fltrans): New option.
1594 * gcc.c (gcc_lto_option_t): New type.
1595 (current_lto_option): New variable.
1596 (lto_single_spec_function): Remove and is replaced by ..
1597 (lto_option_spec_function): New function.
1598 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1599 passing the -flto flag.
1600 (cc1_options): Separate non-LTO related parts into ..
1601 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1602 (lto1_options): New spec for lto FE.
1603 (link_lto_options): New spec for handling LTO flags in linker.
1604 (invoke_lto_single): Re-format to fit in 80 column. Replace
1605 lto-single with lto-option.
1606 (static_specs): Add cc1_non_lto_options, lto1_options and
1608 (static_spec_function): Replace lto-single with lto-option.
1609 (process_command): Handle -flto, -fwpa and -fltran by setting
1610 current_lto_option and not passing it to subprocess unconditionally.
1612 2009-10-03 Bill Maddox <maddox@google.com>
1614 Add `gcc' driver support for link-time code generation (LTO).
1616 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1617 (lto_flag, lto_objects, lto_o_file): New variables.
1618 (struct lto_object, struct lto_object_list): New structures.
1619 (collect_exit, handler): Remove LTO temporary output file on exit.
1620 (add_lto_object): New function.
1621 (maybe_run_lto_and_relink): New function. Perform link time code
1622 generation and relinking for object files containing LTO information.
1623 (main): Invoke maybe_run_lto_and_relink().
1624 (dump_argv): New function. For debugging, currently disabled.
1625 (scan_prog_file): Add LTO information pass.
1626 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1628 * toplev.c (compile_file): Emit assembler directive to create
1629 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1631 2009-10-03 Diego Novillo <dnovillo@google.com>
1633 * c.opt: Add LTO to warn_abi and warn_psabi.
1635 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1636 inline function. Ignore language-specific nodes. Update all users.
1637 (find_decls_types_r): Do not traverse the subtrees of
1638 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1639 * tree.h (is_lang_specific): New.
1640 * langhooks.h (struct lang_hooks_for_decls): Remove
1641 may_need_assembler_name_p. Update all users.
1643 * c-common.c (set_builtin_user_assembler_name): Move ...
1644 * builtins.c (set_builtin_user_assembler_name): ... here.
1645 (is_builtin_name): Add comment
1646 (is_builtin_fn): New.
1647 * except.c (output_ttype): Only call
1648 lookup_type_for_runtime if TYPE is not a runtime type.
1650 * passes.c (register_pass): Call position_pass on
1651 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1652 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1653 (TV_IPA_LTO_DECL_IO): Define.
1654 (TV_IPA_LTO_CGRAPH_IO): Define.
1656 (TV_WHOPR_WPA): Define.
1657 (TV_WHOPR_WPA_IO): Define.
1658 (TV_WHOPR_LTRANS): Define.
1659 (TV_WHOPR_WPA_FIXUP): Define.
1660 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1661 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1662 * tree-flow.h (tree_node_can_be_shared): Declare.
1663 * tree-inline.c (tree_can_inline_p): Check that E has a
1664 statement associated with it.
1665 * tree.c (free_lang_data_in_binf): Factor out of ...
1666 (free_lang_data_in_type): ... here.
1667 Call RECORD_OR_UNION_TYPE_P.
1668 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1669 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1670 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1671 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1672 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1673 (gate_free_lang_data): Return true if flag_generate_lto is set.
1674 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1675 * c-common.h (set_builtin_user_assembler_name): Move ...
1676 * tree.h (set_builtin_user_assembler_name): ... here.
1678 * common.opt (flto-report): New flag.
1679 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1680 * collect2.c (scan_prog_file): Send the error output of
1681 'nm' to HOST_BIT_BUCKET.
1683 2009-10-03 Ollie Wild <aaw@google.com>
1685 * langhooks-def.h (lhd_begin_section): New function declaration.
1686 (lhd_write_section): New function declaration.
1687 (lhd_end_section): New function declaration.
1688 (LANG_HOOKS_BEGIN_SECTION): New macro.
1689 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1690 (LANG_HOOKS_END_SECTION): New macro.
1691 (LANG_HOOKS_LTO): New macro.
1692 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1693 * langhooks.c (output.h): Add include.
1694 (saved_section): New static variable.
1695 (lhd_begin_section): New function.
1696 (lhd_write_section_data): New function.
1697 (lhd_end_section): New function.
1698 * langhooks.h (struct lang_hooks_for_lto): New structure.
1699 (struct lang_hooks): Add member lto.
1700 * Makefile.in (langhooks.o): Add dependency on output.h.
1702 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1704 2009-10-03 Richard Guenther <rguenther@suse.de>
1706 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1709 2009-10-03 Simon Baldwin <simonb@google.com>
1710 Richard Guenther <rguenther@suse.de>
1711 Janis Johnson <janis187@us.ibm.com>
1712 Doug Kwan <dougkwan@google.com>
1713 Diego Novillo <dnovillo@google.com>
1714 Ramana Radhakrishnan <ramana.r@gmail.com>
1715 Ollie Wild <aaw@google.com>
1717 * doc/install.texi: Add documentation for libelf and --enable-lto.
1718 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1719 -flto-report, -flto-compression-level and -use-linker-plugin.
1720 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1721 Add section for LTO Testing.
1723 2009-10-02 Cary Coutant <ccoutant@google.com>
1725 Add support for comdat type sections for DWARF v4.
1726 Merge from dwarf4 branch.
1728 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1729 (dw_die_ref): Define vector type.
1730 (enum dw_val_class): Add dw_val_class_data8.
1731 (struct dw_val_struct): Add v.val_data8.
1732 (comdat_type_node_ref): New type.
1733 (struct die_struct): Move die_symbol into a union; add new field
1734 die_type_node. Change all uses.
1735 (comdat_type_node): New type.
1736 (skeleton_chain_node): New type.
1737 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1738 (comdat_type_list): New variable.
1739 (dwarf_tag_name): Add DW_TAG_type_unit.
1740 (dwarf_attr_name): Add DW_AT_signature.
1741 (add_AT_data8): New function.
1742 (replace_child): New function.
1743 (move_all_children): New function.
1744 (print_signature): New function.
1745 (print_die): Print signature information; add dw_val_class_data8.
1746 (attr_checksum): Support dw_val_class_data8.
1747 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1748 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1749 (checksum_sleb128, checksum_uleb128): New functions.
1750 (checksum_die_context): New function.
1751 (loc_checksum_ordered): New function.
1752 (attr_checksum_ordered): New function.
1753 (struct checksum_attributes): New structure.
1754 (collect_checksum_attributes): New function.
1755 (die_checksum_ordered): New function.
1756 (generate_type_signature): New function.
1757 (same_dw_val_p): Add dw_val_class_data8.
1758 (is_symbol_die): Use new is_declaration_die function.
1759 (is_declaration_die): New function.
1760 (should_move_die_to_comdat): New function.
1761 (clone_die): New function.
1762 (clone_tree): New function.
1763 (clone_as_declaration): New function.
1764 (copy_declaration_context): New function.
1765 (generate_skeleton_ancestor_tree): New function.
1766 (generate_skeleton_bottom_up): New function.
1767 (generate_skeleton): New function.
1768 (remove_child_or_replace_with_skeleton): New function.
1769 (break_out_comdat_types): New function.
1770 (struct decl_table_entry): New type.
1771 (htab_decl_hash): New function.
1772 (htab_decl_eq): New function.
1773 (htab_decl_del): New function.
1774 (copy_ancestor_tree): New function.
1775 (copy_decls_walk): New function.
1776 (copy_decls_for_unworthy_types): New function.
1777 (build_abbrev_table): Don't assert on missing die_symbol when doing
1778 comdat type sections.
1779 (size_of_die): Use DW_FORM_sig8 for external references. Add
1781 (unmark_dies): Don't assert for unmarked dies when doing comdat
1783 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1784 (output_signature): New function.
1785 (output_die): Likewise.
1786 (output_compilation_unit_header): Mark output as DWARF version 3
1787 even if generating DWARF 4.
1788 (output_comdat_type_unit): New function.
1789 (output_line_info): Mark output as DWARF version 3 even if generating
1791 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1793 (dwarf2out_end_source_file): Likewise.
1794 (prune_unused_types_walk_attribs): Don't follow references into
1795 comdat type sections.
1796 (prune_unused_types_mark): When generating type units, do not mark
1797 children of non-defining declarations of types; do mark children of
1799 (prune_unused_types): Process comdat type sections.
1800 (htab_ct_hash): New function.
1801 (htab_ct_eq): New function.
1802 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1803 Add a pointer to the line table from type unit entries so
1804 DW_AT_decl_file has meaning.
1805 * varasm.c (default_elf_asm_named_section): Use identifier name as
1806 comdat key instead of lang hook.
1808 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1810 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1812 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (SWIM248): New mode iterator.
1815 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1816 divmodhi4 patterns using SWIM248 macro.
1817 (*divmod<mode>4): Macroize insn_and_split pattern from
1818 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1819 and their corresponding splitters usign SWIM248 macro. Split SImode
1820 insn to generate cltd and DImode insn to generate cqto instead of
1821 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1822 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1823 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1824 *divmodsi_noext patterns using SWIM248 macro.
1825 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1826 udivmodhi4 patterns using SWIM248 macro.
1827 (*udivmod<mode>4): Macroize insn_and_split pattern from
1828 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1829 corresponding splitters using SWIM248 macro.
1830 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1831 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1833 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1835 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1836 of zero-sized element is zero-sized regardless of its extent.
1838 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1841 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1842 * configure: Regenerated.
1843 * config.in: Regenerated.
1844 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1845 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1846 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1847 not emitting .eh_frame, emit .cfi_sections .debug_frame
1852 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1853 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1855 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1856 vars use DECL_RTL with resetting it back to NULL afterwards.
1857 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1858 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1859 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1860 the attribute type allows it, otherwise use DW_FORM_dataN.
1861 (mem_loc_descriptor): Handle CONST_STRING.
1862 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1863 Handle MEM with CONST_STRING address using add_AT_string.
1864 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1865 CONST_STRING for const arrays initialized with a string literal.
1866 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1867 (dwarf2out_finish): Call resolve_addr.
1869 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1870 Maxim Kuvyrkov <maxim@codesourcery.com>
1872 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1874 2009-10-02 Nick Clifton <nickc@redhat.com>
1876 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1877 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1879 2009-10-01 Jan Hubicka <jh@suse.cz>
1881 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1882 (cgraph_create_virtual_clone): Just pass redirect_callers
1884 * cgraph.h (cgraph_clone_node): Update prototype.
1885 * ipa-pure-const.c (self_recursive_p): New function.
1886 (propagate): Use it.
1887 * ipa-inline.c (cgraph_clone_inlined_nodes,
1888 cgraph_decide_recursive_inlining): Update.
1890 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1892 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1893 instructions for TARGET_OCTEON.
1895 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1897 * config/arm/arm.c (arm_override_options): Turn off
1898 flag_dwarf2_cfi_asm for AAPCS variants.
1900 2009-10-01 Martin Jambor <mjambor@suse.cz>
1903 * tree-sra.c (convert_callers): Do not call
1904 compute_inline_parameters on one caller more than once.
1906 2009-10-01 Nick Clifton <nickc@redhat.com>
1908 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1909 an empty string if not already defined.
1911 2009-10-01 Martin Jambor <mjambor@suse.cz>
1914 * tree-sra.c (is_va_list_type): New function.
1915 (find_var_candidates): Call is_va_list_type.
1916 (find_param_candidates): Check that the type or the type pointed
1917 to are not va_list types.
1919 2009-10-01 Martin Jambor <mjambor@suse.cz>
1922 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1923 DECL_ARTIFICIAL (param_decl) is true.
1925 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1927 * tree.h (tree_decl_common::lang_flag_8): New.
1928 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1930 * c-common.h (RID_CONSTEXPR): New.
1932 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1934 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1935 Use ref-all pointers.
1936 (alpha_gimplify_va_arg): Ditto.
1938 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1941 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1942 before insn counting loop now that BB_END (bb) is counted. Ensure
1943 the return value isn't zero.
1945 2009-09-30 Nick Clifton <nickc@redhat.com>
1947 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1948 with separate definitions of c_target_objs and cxx_target_objs.
1949 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1951 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1952 sh_symbian_import_export_class.
1953 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1954 * config/sh/symbian.c: Delete, moving code into...
1955 * config/sh/symbian-base.c: ... here
1956 * config/sh/symbian-c.c: ... and here
1957 * config/sh/symbian-cxx.c: ... and here.
1959 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1962 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1963 of plus RTX into register.
1965 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1967 * doc/install.texi: Linguistic and markup fixes.
1968 (Configuration) <--disable-cpp>: Remove description.
1969 <--enable-maintainer-mode>: Autotools files are affected, too.
1970 <--with-sysroot>: Improve description.
1971 (Building): Bump required GNU make version.
1973 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1975 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1976 (x86_64-*-*): Ditto.
1978 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1979 intrinisics for FMA4.
1980 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1981 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1982 Add FMA4 check and fma4intrin.h.
1983 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1985 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1986 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1987 constant for FMA4 support.
1988 (UNSPEC_FMA4_FMADDSUB): Ditto.
1989 (UNSPEC_FMA4_FMSUBADD): Ditto.
1990 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1991 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1992 (ix86_expand_fma4_multiple_memory): Ditto.
1993 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1994 (OPTION_MASK_ISA_FMA4_UNSET): New.
1995 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1996 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1997 (ix86_handle_option): Handle -mfma4.
1998 (isa_opts): Handle -mfma4.
1999 (enum pta_flags): Add PTA_FMA4.
2000 (override_options): Add FMA4 support.
2001 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2002 (IX86_BUILTIN_VFMADDSD): Ditto.
2003 (IX86_BUILTIN_VFMADDPS): Ditto.
2004 (IX86_BUILTIN_VFMADDPD): Ditto.
2005 (IX86_BUILTIN_VFMSUBSS): Ditto.
2006 (IX86_BUILTIN_VFMSUBSD): Ditto.
2007 (IX86_BUILTIN_VFMSUBPS): Ditto.
2008 (IX86_BUILTIN_VFMSUBPD): Ditto.
2009 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2010 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2011 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2012 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2013 (IX86_BUILTIN_VFNMADDSS): Ditto.
2014 (IX86_BUILTIN_VFNMADDSD): Ditto.
2015 (IX86_BUILTIN_VFNMADDPS): Ditto.
2016 (IX86_BUILTIN_VFNMADDPD): Ditto.
2017 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2018 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2019 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2020 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2021 (IX86_BUILTIN_VFMADDPS256): Ditto.
2022 (IX86_BUILTIN_VFMADDPD256): Ditto.
2023 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2024 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2025 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2026 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2027 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2028 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2029 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2030 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2031 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2032 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2033 (enum multi_arg_type): New enum for describing the various FMA4
2034 intrinsic argument types.
2035 (bdesc_multi_arg): New table for FMA4 intrinsics.
2036 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2037 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2039 (ix86_expand_builtin): Add FMA4 intrinsic support.
2040 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2041 operand instructions.
2042 (ix86_expand_fma4_multiple_memory): New function to split the
2043 second memory reference from FMA4 instructions.
2044 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2045 (ssemodesuffixf2s): Ditto.
2046 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2048 (fma4_fmsub<mode>4): Ditto.
2049 (fma4_fnmadd<mode>4): Ditto.
2050 (fma4_fnmsub<mode>4): Ditto.
2051 (fma4_vmfmadd<mode>4): Ditto.
2052 (fma4_vmfmsub<mode>4): Ditto.
2053 (fma4_vmfnmadd<mode>4): Ditto.
2054 (fma4_vmfnmsub<mode>4): Ditto.
2055 (fma4_fmadd<mode>4256): Ditto.
2056 (fma4_fmsub<mode>4256): Ditto.
2057 (fma4_fnmadd<mode>4256): Ditto.
2058 (fma4_fnmsub<mode>4256): Ditto.
2059 (fma4_fmaddsubv8sf4): Ditto.
2060 (fma4_fmaddsubv4sf4): Ditto.
2061 (fma4_fmaddsubv4df4): Ditto.
2062 (fma4_fmaddsubv2df4): Ditto.
2063 (fma4_fmsubaddv8sf4): Ditto.
2064 (fma4_fmsubaddv4sf4): Ditto.
2065 (fma4_fmsubaddv4df4): Ditto.
2066 (fma4_fmsubaddv2df4): Ditto.
2067 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2068 instructions for intrinsics.
2069 (fma4i_fmsub<mode>4): Ditto.
2070 (fma4i_fnmadd<mode>4): Ditto.
2071 (fma4i_fnmsub<mode>4): Ditto.
2072 (fma4i_vmfmadd<mode>4): Ditto.
2073 (fma4i_vmfmsub<mode>4): Ditto.
2074 (fma4i_vmfnmadd<mode>4): Ditto.
2075 (fma4i_vmfnmsub<mode>4): Ditto.
2076 (fma4i_fmadd<mode>4256): Ditto.
2077 (fma4i_fmsub<mode>4256): Ditto.
2078 (fma4i_fnmadd<mode>4256): Ditto.
2079 (fma4i_fnmsub<mode>4256): Ditto.
2080 (fma4i_fmaddsubv8sf4): Ditto.
2081 (fma4i_fmaddsubv4sf4): Ditto.
2082 (fma4i_fmaddsubv4df4): Ditto.
2083 (fma4i_fmaddsubv2df4): Ditto.
2084 (fma4i_fmsubaddv8sf4): Ditto.
2085 (fma4i_fmsubaddv4sf4): Ditto.
2086 (fma4i_fmsubaddv4df4): Ditto.
2087 (fma4i_fmsubaddv2df4): Ditto.
2089 * doc/invoke.texi (-mfma4): Add documentation.
2090 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2092 2009-09-29 Richard Henderson <rth@redhat.com>
2094 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2095 an edge to the new destination block.
2097 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2100 * pa.c (hppa_profile_hook): Use
2101 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2103 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2104 Alexander Monakov <amonakov@ispras.ru>
2107 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2108 (not_postinc_memory_operand): New.
2109 (not_postinc_move_operand): New.
2110 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2111 (*cmovsi_internal): Ditto.
2113 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2115 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2116 restrict issue_rate in first pass when scheduling for register
2119 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2120 Rafael Avila de Espindola <espindola@google.com>
2122 * gengtype.c (plugin_output): New.
2123 (get_output_file_with_visibility): Return plugin_output for plugins.
2124 (main): Parse and use the -P option.
2125 * gty.texi: Update the command line format.
2127 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2130 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2132 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2133 out if !const_ok_for_output.
2136 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2137 case VAR_LOCATION>: Remove gcc_unreachable ().
2139 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2141 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2142 (x86_64-*-*): Ditto.
2143 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2144 back to smmintrin.h.
2145 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2146 * config/i386/x86intrin.h: Remove SSE5.
2147 * config/i386/mmintrin-common.h: Delete file.
2148 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2150 2009-09-29 Richard Guenther <rguenther@suse.de>
2152 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2153 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2155 2009-09-29 Nick Clifton <nickc@redhat.com>
2157 * function.c (current_function_name): If there is no current
2158 function just return "<none>".
2160 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2162 * tree-pass.h (register_pass_info): New structure.
2163 (pass_positioning_ops): Move enum from gcc-plugin.h.
2164 (register_pass): New function.
2165 * gcc-plugin.h (plugin_pass): Delete structure.
2166 (pass_positioning_ops): Delete enum.
2167 * plugin.c (regsiter_pass): Delete function.
2168 (position_pass): Delete function.
2169 (added_pass_nodes): Delete variable.
2170 (prev_added_pass_nodes): Delete variable.
2171 (pass_list_node): Delete structure.
2172 * passes.c (make_pass_instance): New function.
2173 (next_pass_1): Change to call make_pass_instance.
2174 (pass_list_node): Move structure from gcc-plugin.h.
2175 (added_pass_nodes): Move variable from plugin.c.
2176 (prev_added_pass_nodes): Move variable from plugin.c.
2177 (position_pass): New function.
2178 (register_pass): New function.
2180 2009-09-28 Easwaran Raman <eraman@google.com>
2182 * ifcvt.c (noce_try_abs): Recognize pattern and call
2183 expand_one_cmpl_abs_nojump.
2184 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2185 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2187 2009-09-28 Ian Lance Taylor <iant@google.com>
2190 * c-opts.c (c_common_handle_option): Don't set
2191 warn_jump_misses_init for -Wall.
2192 * doc/invoke.texi (Warning Options): Update documentation.
2194 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2196 * Makefile.in ($(out_object_file)): Depend on
2197 gt-$(basename $(notdir $(out_file))).h.
2199 2009-09-28 Richard Henderson <rth@redhat.com>
2201 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2202 * except.c (gen_eh_region): Set it.
2203 (duplicate_eh_regions_1): Copy it.
2204 * tree-eh.c (lower_resx): Use it to determine which function
2207 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2208 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2209 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2210 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2211 BUILT_IN_CXA_END_CLEANUP if necessary.
2213 * c-common.c (c_define_builtins): Update call to
2214 build_common_builtin_nodes.
2216 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2218 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2220 2009-09-28 Michael Matz <matz@suse.de>
2222 * builtins.c (interclass_mathfn_icode): New helper.
2223 (expand_builtin_interclass_mathfn): Use it here, and split folding
2225 (fold_builtin_interclass_mathfn): ... this new folder.
2226 (build_call_nofold_loc): New static helper.
2227 (build_call_nofold): New wrapper macro for above.
2228 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2229 (expand_builtin_pow): Ditto.
2230 (expand_builtin_memset_args): Ditto.
2231 (expand_builtin_printf): Ditto.
2232 (expand_builtin_fprintf): Ditto.
2233 (expand_builtin_sprintf): Ditto.
2234 (expand_builtin_memory_chk): Ditto.
2235 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2236 (expand_builtin_stpcpy): Ditto.
2237 (expand_builtin_strcmp): Ditto.
2238 (expand_builtin_strncmp): Ditto.
2239 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2240 (expand_builtin_strcpy_args): Don't call folders.
2241 (expand_builtin_memcmp): Ditto.
2242 (expand_builtin_strncpy): Ditto, and use target.
2243 (expand_builtin_memcpy): Ditto.
2244 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2245 expand_builtin_strpbrk, expand_builtin_memmove,
2246 expand_builtin_memmove_args, expand_builtin_bcopy,
2247 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2248 expand_builtin_strspn, expand_builtin_strcspn,
2249 expand_builtin_fputs): Remove these.
2250 (expand_builtin): Don't call the above, change calls to other
2251 expanders that changed prototype.
2252 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2253 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2254 fold_builtin_interclass_mathfn.
2255 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2256 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2258 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2259 * passes.c (init_optimization_passes): Move pass_fold_builtins
2260 after last phiopt pass.
2261 * tree-inline.c (fold_marked_statements): When folding builtins
2262 iterate over all instruction potentially generated.
2263 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2265 (fold_gimple_call): Use it to always fold calls (into potentially
2266 multiple instructions).
2267 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2268 calls into zero at this time.
2269 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2270 statements generated by builtin folding.
2272 2009-09-28 Nick Clifton <nickc@redhat.com>
2274 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2276 2009-09-28 Duncan Sands <baldrick@free.fr>
2278 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2279 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2280 (register_callback): Dispatch it.
2281 (invoke_plugin_callbacks): Incorporate in sanity check.
2282 * ggc.h (ggc_register_cache_tab): Add declaration.
2283 * ggc-common.c (ggc_register_root_tab): Simplify.
2284 (const_ggc_cache_tab_t): New typedef.
2285 (extra_cache_vec): New vector of dynamically added cache tables.
2286 (ggc_register_cache_tab): New function.
2287 (ggc_scan_cache_tab): New function.
2288 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2289 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2291 2009-09-27 Richard Henderson <rth@redhat.com>
2293 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2294 which we remove __builtin_stack_restore.
2296 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2298 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2299 to test for GRD_INVARIANT.
2300 (simple_rhs_p): Anything that's function_invariant_p is fine.
2302 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2304 * gengtype.c (main): Use plunge_files instead of plugin_output.
2306 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2307 Rafael Avila de Espindola <espindola@google.com>
2309 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2310 Don't print pch related info if it is false.
2311 (main): Don't print pch info in plugin mode.
2313 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2315 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2316 with dw_val_class_const_double.
2317 (struct dw_val_struct): Replace val_long_long with val_double and
2318 adjust for above change.
2319 (output_loc_operands): Likewise.
2320 (add_AT_long_long): Rename into...
2321 (add_AT_double): ...this.
2322 (print_die): Replace dw_val_class_long_long with
2323 dw_val_class_const_double and adjust.
2324 (attr_checksum): Likewise.
2325 (same_dw_val_p): Likewise.
2326 (size_of_die): Likewise.
2327 (value_format): Likewise.
2328 (output_die): Likewise.
2329 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2330 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2331 instead of add_AT_long_long.
2332 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2333 value with the precision of its type.
2335 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2338 * c-typeck.c (build_conditional_expr): Use the readonly and
2339 volatile flags of the operand types, not of the operands itself.
2341 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2343 * collect2.c (main): Look for -brtl before adding libraries.
2345 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2347 * config.gcc: Update OpenBSD targets.
2348 * config/openbsd-stdint.h: New file.
2349 * config/openbsd-libpthread.h: New file.
2350 * config/openbsd.h: Update and break out LIB_SPEC definition.
2351 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2352 * config/i386/openbsdelf.h: Correct types.
2353 * config/m68k/openbsd.h: Likewise.
2354 * config/mips/openbsd.h: Likewise.
2355 * config/vax/openbsd.h: Likewise.
2357 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2359 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2360 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2361 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2362 of the length and zero.
2364 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2366 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2367 (FLAGS_H): Add options.h $(REAL_H).
2368 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2369 (TREE_VECTORIZER_H): New.
2370 (EBITMAP_H): Renamed from EBIMAP_H.
2371 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2372 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2373 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2374 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2375 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2376 (graphite-clast-to-gimple.o, graphite-dependences.o)
2377 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2378 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2379 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2380 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2381 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2382 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2383 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2384 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2385 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2386 updated and fixed as per above changes and per
2387 check_makefile_deps.sh output.
2390 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2391 * configure: Regenerate.
2393 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2395 * doc/install.texi: Update minimum MPC version to 0.7.
2397 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2399 * doc/install.texi (Binaries): Remove reference to the binary
2400 distribution CD-ROM from the FSF.
2402 2009-09-26 Michael Matz <matz@suse.de>
2406 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2407 that are mentioned in the body.
2409 2009-09-26 Michael Matz <matz@suse.de>
2411 PR tree-optimization/41454
2412 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2413 (tree_ssa_dominator_optimize): Don't allocate and free it.
2414 (dom_opt_leave_block): Don't iterate over it.
2415 (eliminate_redundant_computations): Don't return a value.
2416 (cprop_operand, cprop_into_stmt): Ditto.
2417 (optimize_stmt): Don't defer updating stmts.
2419 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2421 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2422 generic_parameter_die, template_parameter_pack_die,
2423 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2424 renaming DW_TAG_formal_parameter_pack and
2425 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2426 and DW_TAG_GNU_template_parameter_pack.
2428 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2430 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2431 * config/v850/v850.c (v850_function_value): New function.
2432 (TARGET_FUNCTION_VALUE): Define.
2434 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2436 * tree-vect-stmts.c (vectorizable_call): Call
2437 mark_symbols_for_renaming after vect_finish_stmt_generation.
2439 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2440 to loc_descriptor_from_tree.
2441 (add_location_or_const_value_attribute): Pass 0 instead of 2
2442 for decl_by_reference_p decls.
2444 2009-09-25 Richard Guenther <rguenther@suse.de>
2447 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2450 2009-09-25 Ben Elliston <bje@au.ibm.com>
2452 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2455 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2457 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2458 form of instruction.
2460 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2463 * fold-const.c (const_binop): Handle complex int division.
2464 * tree-complex.c (expand_complex_div_straight,
2465 expand_complex_div_wide): Update comments.
2467 2009-09-24 DJ Delorie <dj@redhat.com>
2470 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2471 (reg_class): Likewise.
2472 (REG_CLASS_NAMES): Likewise.
2473 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2474 (m32c_override_options): Disable -fivopts for M32C.
2476 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2478 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2479 Delete VSX load/store with update support.
2480 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2481 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2485 (VStype_load_update): Ditto.
2486 (VStype_store_update): Ditto.
2487 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2488 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2490 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2491 load/store with update builtins.
2493 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2495 * libgcc2.c (L_trampoline): Prototype for getpagesize
2496 and mprotect in WINNT case.
2498 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2500 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2501 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2502 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2503 'outgoing' argument.
2504 (TARGET_FUNCTION_VALUE): Define.
2506 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2508 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2510 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2513 * common.opt: Initialize dwarf_strict to -1.
2514 * toplev.c (process_options): Catch unset dwarf_strict
2515 and set to 0 for all targets not overriding.
2516 * config/darwin.c (darwin_override_options): Catch unset
2517 dwarf_strict and override to 1.
2519 2009-09-24 Jeff Law <law@redhat.com>
2521 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2523 2009-09-24 Richard Guenther <rguenther@suse.de>
2525 PR tree-optimization/36143
2526 PR tree-optimization/38747
2527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2528 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2530 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2533 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2534 return false instead of gcc_unreachable (). For CONST return the
2535 value returned by recursive call instead of always returning true.
2536 (tree_add_const_value_attribute): Return the value returned by
2537 add_const_value_attribute instead of always returning true if rtl
2540 2009-09-23 Justin Seyster <jrseys@gmail.com>
2542 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2544 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2546 * cgraphunit.c (cgraph_lower_function): Revert last change.
2547 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2548 instead of DECL_NO_STATIC_CHAIN.
2549 * tree-cfg.c (verify_gimple_call): Likewise.
2550 * tree-nested.c (get_chain_decl, get_chain_field,
2551 convert_tramp_reference_op, convert_gimple_call): Likewise.
2552 (convert_all_function_calls): Likewise. Always set or clear
2553 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2554 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2555 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2557 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2558 DECL_NO_STATIC_CHAIN.
2559 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2560 instead of DECL_NO_STATIC_CHAIN.
2561 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2562 decl_function_context.
2563 * varasm.c (initializer_constant_valid_p): Likewise.
2564 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2565 (DECL_STATIC_CHAIN): ... this.
2566 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2567 instead of DECL_NO_STATIC_CHAIN.
2569 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2570 Rafael Avila de Espindola <espindola@google.com>
2572 * gengtype.c (nb_plugin_files): Make it unsigned to match
2573 num_gt_files. Adjust other variables to avoid warnings.
2574 (main): Allocate an all zero lang_bitmap before each plugin file name
2575 to match regular file names.
2577 2009-09-23 Richard Henderson <rth@redhat.com>
2579 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2580 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2581 static chain passed in memory.
2582 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2583 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2584 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2585 STATIC_CHAIN_REGNUM defined.
2587 * config/picochip/picochip-protos.h: s/class/klass/.
2588 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2589 (picochip_static_chain): New.
2590 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2591 (STATIC_CHAIN_INCOMING): Remove.
2593 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2594 (xtensa_static_chain): New.
2595 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2596 (STATIC_CHAIN_INCOMING): Remove.
2598 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2600 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2601 * config/pa/pa-protos.h (function_value): Remove.
2602 * config/pa/pa.c (pa_function_value): Rename from function_value.
2603 Make static, add 'outgoing' argument.
2604 (TARGET_FUNCTION_VALUE): Define.
2606 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2608 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2609 instead of cfun->machine->is_leaf.
2610 * config/avr/avr.h (machine_function): Remove is_leaf field.
2612 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2615 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2616 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2617 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2618 the same size, prefer DW_OP_stack_value.
2619 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2620 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2622 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2625 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2627 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2630 * cfgexpand.c (convert_debug_memory_address): New.
2631 (expand_debug_expr): Convert base address and offset to the same
2632 mode. Use it to convert addresses to other modes. Accept
2635 2009-09-23 Richard Guenther <rguenther@suse.de>
2637 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2638 produced for bigendian targets with promoted subregs.
2640 2009-09-23 Richard Guenther <rguenther@suse.de>
2642 * value-prof.c (gimple_ic): Purge old EH edges only after building
2645 2009-09-23 Nick Clifton <nickc@redhat.com>
2647 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2649 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2652 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2655 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2656 on non-nested functions.
2658 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2659 Jan Hubicka <jh@suse.cz>
2661 * dwarf2out.c (loc_list_plus_const): Only define if
2662 DWARF2_DEBUGGING_INFO.
2663 (address_of_int_loc_descriptor): Likewise.
2666 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2668 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2671 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2672 constant is more than zero.
2674 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2677 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2678 call final to emit non-scheduled prologue, instead insert at entry.
2680 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2681 Joseph S. Myers <joseph@codesourcery.com>
2683 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2685 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2686 Rafael Avila de Espindola <espindola@google.com>
2688 * gengtype.c (is_file_equal): New function.
2689 (close_output_files): Use is_file_equal. Free of->buf.
2691 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2692 Rafael Avila de Espindola <espindola@google.com>
2694 * gengtype.c (write_types, write_local): Add the output_header
2695 argument. Update all callers.
2697 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2699 * dwarf2out.c (template_parameter_pack_die,
2700 gen_formal_parameter_pack_die ): New functions.
2701 (make_ith_pack_parameter_name): Remove this function.
2702 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2703 DW_TAG_formal_parameter_pack.
2704 (gen_generic_params_dies): Represent each template parameter pack
2705 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2706 represented by usual DW_TAG_template_*_parameter DIEs that are
2707 children of the DW_TAG_template_parameter_pack element DIE.
2708 (generic_parameter_die): This doesn't deal with parameter pack
2709 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2710 of parameter pack DIEs.
2711 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2712 in certain cases, e.g. for pack elements.
2713 (gen_formal_types_die, gen_decl_die): Adjust usage of
2714 gen_formal_parameter_die.
2715 (gen_subprogram_die): Represent each function parameter pack by a
2716 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2717 represented by usual DW_TAG_formal_parameter DIEs that are children
2718 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2719 ____builtin_va_alist decls as no part of the compiler uses those
2721 * langhooks.h (struct lang_hooks_for_decls): Add
2722 function_parm_expanded_from_pack_p, get_generic_function_decl
2723 and function_parameter_pack_p hooks. Fix comment for
2724 get_innermost_generic_parms hook.
2725 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2726 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2727 macros and use them to initialize lang_hook.
2729 2009-09-22 Richard Henderson <rth@redhat.com>
2731 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2732 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2733 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2734 on TRAMPOLINE_TEMPLATE.
2735 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2736 TRAMPOLINE_ADJUST_ADDRESS.
2737 * targhooks.c (default_asm_trampoline_template): Remove.
2738 (default_trampoline_adjust_address): Remove.
2739 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2740 * targhooks.h: Update decls.
2742 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2744 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2745 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2746 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2748 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2751 * reload1.c (reload): Reset debug insns with pseudos without
2754 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2756 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2757 unconditional true for decimal float modes.
2758 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2759 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2761 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2763 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2764 Enable a new case for __FreeBSD__ >= 7.
2765 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2766 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2767 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2768 and USE_LD_AS_NEEDED.
2770 * doc/install.texi (*-*-freebsd*): Update target information.
2772 2009-09-22 Richard Guenther <rguenther@suse.de>
2775 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2776 arrays really properly.
2778 2009-09-22 Richard Henderson <rth@redhat.com>
2781 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2782 calls.static_chain, calls.trampoline_init,
2783 calls.trampoline_adjust_address.
2784 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2785 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2786 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2787 * builtins.c (expand_builtin_setjmp_receiver): Use
2788 targetm.calls.static_chain; only clobber registers.
2789 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2790 set up memory attributes properly for the trampoline block.
2791 (expand_builtin_adjust_trampoline): Use
2792 targetm.calls.trampoline_adjust_address.
2793 * calls.c (prepare_call_address): Add fndecl argument. Use
2794 targetm.calls.static_chain.
2795 * df-scan.c (df_need_static_chain_reg): Remove.
2796 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2797 consolodate static chain handling.
2798 * doc/tm.texi: Document new hooks.
2799 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2800 (init_emit_regs): Don't initialize them.
2801 * expr.h (prepare_call_address): Update decl.
2802 * final.c (profile_function): Use targetm.calls.static_chain.
2803 * function.c (expand_function_start): Likewise.
2804 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2805 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2806 only clobber registers.
2807 * targhooks.c (default_static_chain): New.
2808 (default_asm_trampoline_template, default_trampoline_init): New.
2809 (default_trampoline_adjust_address): New.
2810 * targhooks.h: Declare them.
2811 * varasm.c (assemble_trampoline_template): Use
2812 targetm.asm_out.trampoline_template. Make the memory block const
2815 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2816 alpha_initialize_trampoline. Make static. Merge VMS parameter
2817 differences into the TARGET_ABI_OPEN_VMS code block.
2818 (TARGET_TRAMPOLINE_INIT): New.
2819 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2820 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2821 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2822 (INITIALIZE_TRAMPOLINE): Remove.
2824 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2825 (TRAMPOLINE_TEMPLATE): Merge with ...
2826 (INITIALIZE_TRAMPOLINE): ... this and move ...
2827 * config/arc/arc.c (arc_trampoline_init): ... here.
2828 (TARGET_TRAMPOLINE_INIT): New.
2830 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2831 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2832 (arm_asm_trampoline_template): New.
2833 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2834 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2835 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2836 code to arm_asm_trampoline_template.
2837 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2838 arm_trampoline_adjust_address.
2839 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2840 adjust for target hook parameters.
2842 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2845 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2846 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2847 (bfin_trampoline_init): Rename from initialize_trampoline;
2848 make static; update for target hook parameters.
2849 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2850 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2851 bfin_asm_trampoline_template.
2852 (INITIALIZE_TRAMPOLINE): Remove.
2854 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2855 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2856 cris_trampoline_init): New.
2857 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2858 cris_asm_trampoline_template.
2859 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2860 adjust for target hook parameters.
2862 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2864 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2865 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2866 fr30_trampoline_init): New.
2867 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2868 fr30_asm_trampoline_template.
2869 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2870 adjust for target hook parameters.
2872 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2873 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2874 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2875 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2876 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2878 * config/h8300/h8300.c (h8300_trampoline_init): New.
2879 (TARGET_TRAMPOLINE_INIT): New.
2880 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2881 to h8300_trampoline_init and adjust for hook parameters.
2883 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2884 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2885 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2886 make static; adjust for hook parameters.
2887 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2889 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2890 (TARGET_TRAMPOLINE_INIT): New.
2891 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2892 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2893 iq2000_asm_trampoline_template.
2894 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2895 (TRAMPOLINE_CODE_SIZE): New.
2896 (TRAMPOLINE_SIZE): Use it.
2897 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2899 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2900 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2901 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2902 adjust for hook parameters.
2903 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2905 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2906 (m32r_trampoline_init): New.
2907 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2908 m32r_trampoline_init.
2910 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2911 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2912 make static; update for hook parameters.
2913 * config/m68hc11/m68hc11-protos.h: Update.
2914 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2916 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2917 (TARGET_TRAMPOLINE_INIT): New.
2918 (mcore_function_value): Fix typo.
2919 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2920 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2921 to mcore_asm_trampoline_template.
2922 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2924 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2925 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2926 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2927 update for hook parameters.
2928 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2930 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2931 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2932 mips_trampoline_init): New.
2933 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2934 mips_asm_trampoline_template.
2935 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2936 update for hook parameters.
2938 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2939 (TARGET_TRAMPOLINE_INIT): New.
2940 (mmix_trampoline_size): Remove.
2941 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2942 make static. Remove out-of-date tetra vs octa comment.
2943 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2944 make static; update for hook parameters.
2945 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2946 (INITIALIZE_TRAMPOLINE): Remove.
2947 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2948 (TRAMPOLINE_ALIGNMENT): New.
2949 * gcc/config/mmix/mmix-protos.h: Update.
2951 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2952 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2953 mn10300_trampoline_init): New.
2954 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2955 mn10300_asm_trampoline_template.
2956 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2958 * config/moxie/moxie.c (moxie_static_chain,
2959 moxie_asm_trampoline_template, moxie_trampoline_init,
2960 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2961 TARGET_TRAMPOLINE_INIT): New.
2962 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2963 moxie_trampoline_init.
2964 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2965 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2967 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2968 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2969 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2970 pa_trampoline_adjust_address): New.
2971 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2972 pa_asm_trampoline_template.
2973 (TRAMPOLINE_ALIGNMENT): New.
2974 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2975 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2976 adjust for hook parameters.
2977 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2979 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2980 (TARGET_TRAMPOLINE_INIT): New.
2981 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2982 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2984 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2986 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2987 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2988 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2989 make static; adjust parameters for the hook.
2990 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2992 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2993 s390_trampoline_template; make static.
2994 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2995 make static; adjust for target hook.
2996 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2997 * config/s390/s390-protos.h: Remove trampoline decls.
2998 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2999 (TRAMPOLINE_TEMPLATE): Remove.
3000 (TRAMPOLINE_ALIGNMENT): New.
3002 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3003 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3004 (TARGET_TRAMPOLINE_INIT): New.
3005 (score_asm_trampoline_template): New.
3006 (score_trampoline_init): Rename from score_initialize_trampoline;
3007 make static; adjust for hook parameters.
3008 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3009 score[37]_asm_trampoline_template.
3010 (INITIALIZE_TRAMPOLINE): Remove.
3011 * config/score/score3.c (score3_asm_trampoline_template): New.
3012 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3013 adjust for target hook.
3014 * config/score/score7.c (score7_asm_trampoline_template): New.
3015 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3016 adjust for target hook.
3017 * config/score/score3.h, config/score/score7.h: Update.
3019 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3020 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3021 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3022 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3023 make static; adjust for target hook parameters.
3024 (sh_trampoline_adjust_address): New.
3025 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3026 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3028 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3029 (sparc32_initialize_trampoline): Rename from
3030 sparc_initialize_trampoline; make static; replace tramp parameter
3031 with m_tramp and update memory accesses.
3032 (sparc64_initialize_trampoline): Similarly.
3033 (sparc_trampoline_init): New.
3034 * config/sparc/sparc-protos.h: Remove trampoline decls.
3035 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3036 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3038 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3039 (array_to_constant): Make ARR parameter const.
3040 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3041 make static; update for hook parameters.
3042 * config/spu/spu-protos.h: Update decls.
3043 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3045 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3046 from xstormy16_initialize_trampoline; make static; update for
3048 (TARGET_TRAMPOLINE_INIT): New.
3049 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3051 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3052 (TARGET_TRAMPOLINE_INIT): New.
3053 (v850_can_eliminate): Make static.
3054 (v850_asm_trampoline_template, v850_trampoline_init): New.
3055 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3056 v850_asm_trampoline_template.
3057 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3058 and adjust for target hook parameters.
3060 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3061 (TARGET_TRAMPOLINE_INIT): New.
3062 (vax_asm_trampoline_template, vax_trampoline_init): New.
3063 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3064 vax_asm_trampoline_template.
3065 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3067 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3068 (TARGET_TRAMPOLINE_INIT): New.
3069 (xtensa_asm_trampoline_template): Rename from
3070 xtensa_trampoline_template; make static.
3071 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3072 make static; update for hook parameters.
3073 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3074 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3075 (INITIALIZE_TRAMPOLINE): Remove.
3077 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3078 error for nested functions with regparm=3.
3079 (ix86_compute_frame_layout): Adjust frame pointer offset for
3080 ix86_static_chain_on_stack.
3081 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3082 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3083 don't reset to UNITS_PER_WORD.
3084 (ix86_emit_leave): Adjust ix86_cfa_state.
3085 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3086 (ix86_static_chain): New.
3087 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3088 make static; update for target hook parameters; use ix86_static_chain.
3089 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3090 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3091 (INITIALIZE_TRAMPOLINE): Remove.
3092 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3093 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3094 to the end. Add static_chain_on_stack.
3095 (ix86_static_chain_on_stack): New.
3097 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3098 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3099 (m68k_trampoline_init): New.
3100 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3101 m68k_trampoline_init and adjust for hook parameters.
3102 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3103 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3105 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3107 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3108 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3110 * reload1.c (reload): Call wrap_constant when substituting
3111 reg for equiv inside of DEBUG_INSNs.
3114 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3115 add_call_src_coords_attributes, add_high_low_attributes,
3116 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3117 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3118 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3119 when -gdwarf-2 -gstrict-dwarf.
3120 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3121 -gdwarf-[23] -gstrict-dwarf.
3122 (address_of_int_loc_descriptor, loc_descriptor,
3123 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3124 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3125 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3127 2009-09-22 Richard Guenther <rguenther@suse.de>
3129 PR tree-optimization/41428
3130 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3131 (ccp_finalize): Pass it to substitute_and_fold.
3133 2009-09-22 Richard Guenther <rguenther@suse.de>
3135 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3136 (substitute_and_fold): Adjust prototype.
3137 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3138 (simplify_stmt_using_ranges): Likewise.
3139 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3140 (vrp_fold_stmt): New function.
3141 (vrp_finalize): Pass it to substitute_and_fold.
3142 * tree-flow.h (vrp_evaluate_conditional): Remove.
3143 (simplify_stmt_using_ranges): Likewise.
3144 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3145 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3146 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3148 (fold_predicate_in): Move to tree-vrp.c.
3149 (substitute_and_fold): Use the callback instead of calling into
3150 tree-vrp.c functions directly.
3152 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3154 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3155 comparison warning on rs6000.
3158 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3159 GIMPLE_EH_MUST_NOT_THROW cleanup.
3160 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3162 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3165 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3166 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3167 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3168 libSystem which is derived from the gcc 4.2.1 unwinder.
3170 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3173 * varasm.c (default_encode_section_info): Copy TLS model into
3174 sym_ref flags regardless of backend support for TLS, for all
3175 model types except TLS_MODEL_EMULATED.
3177 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3180 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3181 we can handle it correctly.
3183 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3185 * doc/install.texi (os2): Remove section.
3187 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3189 * doc/standards.texi (Objective-C): Adjust two URLs.
3191 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3193 * tree-tailcall.c (process_assignment): Don't check if a
3194 multiplication or an addition are already present.
3195 (find_tail_calls): Combine multiple additions and multiplications.
3196 (adjust_accumulator_values): Emit accumulators.
3198 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3200 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3201 xmm register restore.
3203 2009-09-21 Jan Hubicka <jh@suse.cz>
3205 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3206 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3209 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3211 * stor-layout.c (layout_type): Remove obsolete code.
3213 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3216 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3218 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3221 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3222 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3223 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3224 * fold-const.c (const_binop): Likewise.
3225 * real.h (do_mpc_arg2): Update prototype.
3227 2009-09-20 Jan Hubicka <jh@suse.cz>
3229 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3230 (add_location_or_const_value_attribute): Rewrite using
3232 (tree_add_const_value_attribute): Return true if successful.
3233 (tree_add_const_value_attribute_for_decl): Likewise.
3235 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3236 (loc_descriptor): ... here;
3237 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3238 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3239 pool items that was not marked for output.
3240 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3241 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3242 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3243 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3244 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3245 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3246 DW_OP_stack_value to get address of items that are not available
3248 (dw_loc_list): Handle single element lists correctly.
3250 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3251 Pascal Obry <obry@adacore.com>
3253 * unwind-dw2-fde.c (classify_object_over_fdes):
3254 Cast the constant 1 to _Unwind_Ptr.
3255 (add_fdes): Likewise.
3256 (linear_search_fdes): Likewise.
3258 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3260 * stor-layout.c (set_sizetype): Avoid useless type copy.
3262 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3264 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3266 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3267 * configure, config.in: Regenerate.
3268 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3270 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3271 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3272 for global data if the output could be used in a shared library.
3273 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3274 to 0 if TARGET_WRITABLE_EH_FRAME.
3276 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3278 PR rtl-optimization/39886
3279 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3280 just when insn is equal to BB_END (bb).
3282 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3284 * config/mips/mips.opt (mrelax-pic-calls): New option.
3285 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3287 (mips_unspec_call): Change "unspec_call" expander into this.
3288 (mips_strip_unspec_call): New function.
3289 (mips_got_load): Call mips_unspec_call instead of
3290 gen_unspec_call<mode>.
3291 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3293 (mips_cfg_in_reorg): New function.
3294 (mips16_lay_out_constants): Use it to decide whether to call
3295 CFG-aware insn splitting.
3296 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3297 mips_reorg. Move DF set-up code from here ...
3298 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3300 (mips_reorg): Call mips_df_reorg instead of
3301 r10k_insert_cache_barriers. Move CFG set-up code here from
3302 r10k_insert_cache_barriers.
3303 (mips_call_expr_from_insn): New function.
3304 (mips_pic_call_symbol_from_set): Likewise.
3305 (mips_find_pic_call_symbol): Likewise.
3306 (mips_annotate_pic_call_expr): Likewise.
3307 (mips_get_pic_call_symbol): Likewise.
3308 (mips_annotate_pic_calls): Likewise.
3309 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3311 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3312 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3313 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3315 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3316 (unspec_call<mode>): Remove it.
3317 (sibcall_internal, sibcall_value_internal,
3318 sibcall_value_multiple_internal, call_internal, call_split,
3319 call_value_internal, call_value_split,
3320 call_value_multiple_internal, call_value_multiple_split): Pass
3321 SIZE_OPNO to MIPS_CALL.
3322 (call_internal_direct, call_direct_split,
3323 call_value_internal_direct, call_value_direct_split): Pass -1 as
3324 SIZE_OPNO to MIPS_CALL.
3325 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3326 * configure: Regenerate.
3327 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3328 and -mno-relax-pic-calls.
3329 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3331 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3334 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3335 in the directory this rule is called from, rather than the
3336 toplevel 'gcc' directory, to fix in-tree build.
3338 2009-09-19 Chris Demetriou <cgd@google.com>
3340 PR preprocessor/28435:
3341 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3342 to cpplib that the preprocessor output is needed.
3344 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3346 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3347 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3348 *return_and_restore_fpregs_<mode>,
3349 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3352 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3353 instead of assuming it has always a REG inside of it.
3355 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3357 * config/freebsd.h: Update comment on types.
3358 (WINT_TYPE): Define.
3360 2009-09-18 Jason Merrill <jason@redhat.com>
3362 * c.opt: Add -fno-deduce-init-list.
3364 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3366 * value-prof.c (interesting_stringop_to_profile_p): Added output
3367 argument to indicate which parameter is the size parameter.
3368 * value-prof.c (gimple_stringop_fixed_value): Use
3369 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3370 * value-prof.c (gimple_stringops_transform): Update call sites to
3371 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3373 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3376 From David Binderman <dcb314@hotmail.com>:
3377 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3378 local variable f. Remove stale comments.
3379 (ix86_compute_frame_layout): Remove useless local variable total_size.
3380 Remove #if 0'd code.
3381 (legitimate_address_p): Remove useless local variables
3382 reason_rtx and reason.
3383 (ix86_split_copysign_const): Remove useless local variable op1.
3384 (scale_counter): Remove useless local variable piece_size_mask.
3386 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3388 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3391 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3394 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3396 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3398 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3401 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3403 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3404 DW_OP_implicit_value even without dwarf_version 4.
3406 2009-09-17 Jan Hubicka <jh@suse.cz>
3408 * dwarf2out.c: Include tree-pass.h and gimple.h.
3409 (loc_list_plus_const): New function.
3410 (loc_descriptor_from_tree_1): Rename to ...
3411 (loc_descriptor_from_tree): ... remove original.
3412 (loc_list_from_tree): New function.
3413 (add_AT_location_description): Accept location list.
3414 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3415 (concatn_mem_loc_descriptor): Remove.
3416 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3418 (secname_for_decl): Move up.
3419 (hidden_reference_p): New function; break out from ...
3420 (loc_by_refernece): ... here; move up.
3421 (dw_loc_list): New function.
3422 (single_element_loc_list): New function.
3423 (single_element_loc_list_p): New function.
3424 (add_loc_descr_to_each): New function.
3425 (add_loc_list): New function.
3426 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3427 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3428 add diagnostics why expansion failed.
3429 (add_location_or_const_value_attribute): Support location lists.
3430 (add_bound_info): Likewise.
3431 (descr_info_loc): Update call of loc_descriptor_from_tree.
3432 (gen_variable_die): Work on location lists.
3433 * final.c (pass_final): Add dump file.
3434 * Makefile.in (dwarf2out.o): Add new dependencies.
3436 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3439 * real.c decimal_from_integer, decimal_integer_string): New.
3440 (real_from_integer): Use them as special case for decimal float.
3441 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3442 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3443 Do not append zero after the decimal point in string to convert.
3445 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3447 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3448 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3450 2009-09-17 Martin Jambor <mjambor@suse.cz>
3452 * common.opt (fipa-sra): New switch.
3453 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3454 * timevar.def (TV_IPA_SRA): New timevar.
3455 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3456 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3457 * tree-sra.c: Include cgraph.c.
3458 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3459 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3460 and grp_not_necessarilly_dereferenced.
3461 (func_param_count): New variable.
3462 (encountered_apply_args): New variable.
3463 (bb_dereferences): New variable.
3464 (final_bbs): New variable.
3465 (no_accesses_representant): New variable.
3466 (no_accesses_p): New function.
3467 (dump_access): Dump the new fields.
3468 (sra_initialize): Set encountered_apply_args to false.
3469 (get_ssa_base_param): New function.
3470 (mark_parm_dereference): New function.
3471 (create_access): Caring for INIDRECT_REFs and different handling of
3472 varialble length accesses in early IPA SRA. Store the stmt - a new
3473 parameter - to the new access.
3474 (build_access_from_expr_1): New parameter stmt, passed to
3475 create_access. Handle INDIRECT_REFs.
3476 (build_access_from_expr): Pass the current statement to
3477 build_access_from_expr_1.
3478 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3480 (build_accesses_from_assign): Pass the current statement to
3481 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3482 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3483 final_bbs when necessary. Check for calls to __builtin_apply_args.
3484 Fixup EH info if anythng was changed.
3485 (is_unused_scalar_param): New function.
3486 (ptr_parm_has_direct_uses): New function.
3487 (find_param_candidates): New function.
3488 (mark_maybe_modified): New function.
3489 (analyze_modified_params): New function.
3490 (propagate_dereference_distances): New function.
3491 (dump_dereferences_table): New function.
3492 (analyze_caller_dereference_legality): New function.
3493 (unmodified_by_ref_scalar_representative): New function.
3494 (splice_param_accesses): New function.
3495 (decide_one_param_reduction): New function.
3496 (enum ipa_splicing_result): New type.
3497 (splice_all_param_accesses): New function.
3498 (get_param_index): New function.
3499 (turn_representatives_into_adjustments): New function.
3500 (analyze_all_param_acesses): New function.
3501 (get_replaced_param_substitute): New function.
3502 (get_adjustment_for_base): New function.
3503 (replace_removed_params_ssa_names): New function.
3504 (sra_ipa_reset_debug_stmts): New function.
3505 (sra_ipa_modify_expr): New function.
3506 (sra_ipa_modify_assign): New function.
3507 (convert_callers): New function.
3508 (modify_function): New function.
3509 (ipa_sra_preliminary_function_checks): New function.
3510 (ipa_early_sra): New function.
3511 (ipa_early_sra_gate): New function.
3512 (pass_early_ipa_sra): New variable.
3513 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3515 2009-09-17 Michael Matz <matz@suse.de>
3518 * tree.c (build_type_attribute_qual_variant): Export.
3519 * tree.h (build_type_attribute_qual_variant): Declare.
3520 * tree-inline.c (remap_type_1): Use it to build variants with
3521 the original qualifiers and attributes.
3523 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3525 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3526 without a fallthrough edge.
3528 2009-09-16 DJ Delorie <dj@redhat.com>
3530 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3531 chip and ignore the "fast_interrupt" attribute if so.
3533 2009-09-16 Richard Henderson <rth@redhat.com>
3536 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3539 2009-09-16 Richard Henderson <rth@redhat.com>
3542 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3543 is set only if DECL_NO_STATIC_CHAIN is unset.
3544 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3545 (FOR_EACH_NEST_INFO): New.
3546 (walk_all_functions): Use it.
3547 (finalize_nesting_tree): Likewise.
3548 (unnest_nesting_tree): Likewise.
3549 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3550 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3551 (convert_gimple_call): Early out if gimple_call_chain already set.
3552 (convert_all_function_calls): Iterate until no new functions
3553 require a static chain.
3554 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3555 when building a trampoline. Use dump_function_to_file instead
3557 (lower_nested_functions): Open dump_file. Validate that decls
3558 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3559 bit reset by this pass.
3561 2009-09-16 Michael Matz <matz@suse.de>
3564 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3565 shorten decl_common_unused.
3566 (DECL_RESTRICTED_P): New accessor.
3567 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3568 to disambiguate marked decls and restrict pointers.
3570 2009-09-16 Richard Henderson <rth@redhat.com>
3573 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3575 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3577 * integrate.c (set_block_abstract_flags): Call
3578 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3580 2009-09-16 Richard Guenther <rguenther@suse.de>
3583 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3586 2009-09-16 DJ Delorie <dj@redhat.com>
3587 Kaz Kojima <kkojima@gcc.gnu.org>
3589 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3590 (sh_expand_prologue): Update calls to output_stack_adjust.
3591 (sh_expand_epilogue): Likewise.
3593 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3596 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3597 trying to limit the extent of searches in the insn stream.
3599 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3600 Jakub Jelinek <jakub@redhat.com>
3604 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3606 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3607 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3608 (rs6000_savres_strategy): Always save FP registers inline if the
3609 target doesn't support hardware double-precision. Set the above
3610 bits in return value when needed.
3611 (rs6000_savres_routine_sym): Fix computation for cache selector.
3612 Mark the generated symbol as a function. Rename exitp argument to
3613 lr. Move code for determining the name of the symbol...
3614 (rs6000_savres_routine_name): ...here. New function. Add cases for
3615 getting the names right on AIX and 64-bit Linux.
3616 (savres_routine_name): New variable.
3617 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3618 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3619 on what the target routine uses as a base register. If savep && lr
3620 describe saving of r0 into memory slot.
3621 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3622 line calls for AIX ABI.
3623 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3624 determine FP save/restore functions.
3625 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3626 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3628 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3629 Duplicate restoration of LR and execute the appropriate one
3630 depending on whether GPRs are being restored inline. Set r11 from
3631 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3632 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3633 Fix out of line calls for AIX ABI.
3634 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3636 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3638 (*restore_gpregs_spe): Likewise.
3639 (*return_and_restore_gpregs_spe): Likewise.
3640 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3641 Define to empty string unconditionally.
3642 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3643 Define to empty string unconditionally.
3644 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3647 2009-09-15 Jan Hubicka <jh@suse.cz>
3649 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3650 * params.def (inline-insns-auto): Likewise.
3652 2009-09-15 Martin Jambor <mjambor@suse.cz>
3654 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3655 individual statements only at TDF_DETAILS dump level. Format
3656 source for 80 characters per line.
3658 2009-09-15 Christian Bruel <christian.bruel@st.com>
3660 * regrename.c (do_replace): Update REG_DEAD notes.
3662 2009-09-15 Revital Eres <eres@il.ibm.com>
3664 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3665 * targhooks.c (default_builtin_support_vector_misalignment):
3666 New builtin function.
3667 * targhooks.h (default_builtin_support_vector_misalignment):
3669 * target.h (builtin_support_vector_misalignment):
3670 New field in struct gcc_target.
3671 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3672 new builtin function.
3673 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3675 * config/rs6000/rs6000.c
3676 (rs6000_builtin_support_vector_misalignment): New function.
3677 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3679 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3681 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3683 (bfin_optimize_loop): Likewise.
3684 (bfin_gen_bundles): Likewise.
3685 (workaround_speculation): Likewise.
3686 (find_load): Return NULL_RTX for debug_insn.
3688 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3690 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3693 2009-09-14 DJ Delorie <dj@redhat.com>
3695 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3696 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3699 2009-09-14 Richard Henderson <rth@redhat.com>
3700 Jakub Jelinek <jakub@redhat.com>
3702 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3703 * cfgbuild.c (make_edges): Handle asm goto.
3704 * cfglayout.c (fixup_reorder_chain): Likewise.
3705 * cfgrtl.c (patch_jump_insn): Likewise.
3706 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3707 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3708 (gimple_build_asm_vec): Add and use labels parameter.
3709 (gimple_build_asm): Remove.
3710 (walk_gimple_asm): Walk labels too.
3711 * gimple.def (GIMPLE_ASM): Update docs.
3712 * gimple.h: Update decls.
3713 (struct gimple_statement_asm): Change nc to use unsigned char;
3715 (gimple_asm_nlabels): New.
3716 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3717 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3718 into gimple_build_asm_vec.
3719 * jump.c (mark_jump_label_asm): New.
3720 (mark_jump_label): Use it.
3721 (redirect_jump_1): Handle asm goto.
3722 (invert_jump_1): Soft fail if X is null.
3723 * recog.c (extract_asm_operands): New.
3724 (asm_noperands): Use it; handle asm labels.
3725 (decode_asm_operands): Use extract_asm_operands.
3726 (asm_operand_ok): Properly handle empty string.
3727 * reg-stack.c (get_asm_operands_in_out): Rename from
3728 get_asm_operand_n_inputs; use extract_asm_operands; return both
3729 inputs and outputs by reference; update all callers.
3730 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3731 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3732 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3733 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3734 (extract_asm_operands): Declare.
3735 * stmt.c (expand_asm_operands): Add and use labels parameter.
3736 (check_unique_operand_names): Likewise.
3737 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3738 (expand_asm_stmt): Handle asm labels.
3739 * tree-cfg.c (make_gimple_asm_edges): New.
3740 (make_edges): Use it.
3741 (cleanup_dead_labels): Handle asm labels.
3742 (is_ctrl_altering_stmt): Likewise.
3743 (gimple_redirect_edge_and_branch): Likewise.
3744 * tree.def (ASM_EXPR): Add 5th operand.
3745 * tree.h (ASM_LABELS): New.
3746 (resolve_asm_operand_names): Update decl.
3748 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3749 (c_parser_asm_goto_operands): New.
3750 * c-tree.h (build_asm_expr): Update decl.
3751 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3752 * doc/extend.texi: Document asm goto.
3754 2009-09-14 Richard Henderson <rth@redhat.com>
3756 * except.h: Update declarations.
3757 (struct pointer_map_t): Forward declare.
3758 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3759 (struct eh_landing_pad_d, eh_landing_pad): New.
3760 (struct eh_catch_d, eh_catch): New.
3761 (struct eh_region_d): Remove next_region_sharing_label, aka,
3762 label, tree_label, landing_pad, post_landing_pad, resume,
3763 may_contain_throw. Rename region_number to index. Remove
3764 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3765 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3766 (VEC(eh_landing_pad,gc)): New.
3767 (struct eh_status): Remove last_region_number. Add lp_array,
3768 throw_stmt_table, ttype_data, ehspec_data.
3769 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3770 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3771 * except.c (lang_protect_cleanup_actions): Return tree.
3772 (struct ehl_map_entry): Remove.
3773 (init_eh_for_function): Push zero entries for region and lp_array.
3774 (gen_eh_region): Add to region_array immediately.
3775 (gen_eh_region_catch): Operate on eh_catch objects.
3776 (gen_eh_landing_pad): New.
3777 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3778 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3779 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3780 (get_eh_landing_pad_from_number_fn): New.
3781 (get_eh_landing_pad_from_number): New.
3782 (get_eh_region_from_lp_number_fn): New.
3783 (get_eh_region_from_lp_number): New.
3784 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3785 (get_exception_pointer, get_exception_filter): Remove.
3786 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3787 (current_function_has_exception_handlers): Simplify.
3788 (bring_to_root, eh_region_replaceable_by_p): Remove.
3789 (replace_region, hash_type_list, hash_eh_region): Remove.
3790 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3791 (label_to_region_map, num_eh_regions): Remove.
3792 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3793 (find_exception_handler_labels): Remove.
3794 (duplicate_eh_regions_0, find_prev_try): Remove.
3795 (struct duplicate_eh_regions_data): New.
3796 (duplicate_eh_regions_1): Rewrite.
3797 (duplicate_eh_regions): Return a pointer map instead of an
3799 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3800 (redirect_eh_edge_to_label): Remove.
3801 (eh_region_outermost): Rewrite using eh_region pointers
3802 instead of integers.
3803 (add_ttypes_entry): Update for ttype_data move to eh_status.
3804 (add_ehspec_entry): Rewrite with VEC instead of varray.
3805 (assign_filter_values): Likewise. Export.
3806 (build_post_landing_pads, connect_post_landing_pads): Remove.
3807 (dw2_build_landing_pads): Rewrite to use lp_array.
3808 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3809 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3810 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3811 (sjlj_mark_call_sites): Update for landing pad numbers.
3812 (finish_eh_generation): Rewrite.
3813 (gate_handle_eh): Do nothing for no eh tree.
3814 (pass_rtl_eh): Move up near finish_eh_generation.
3815 (remove_eh_landing_pad): New.
3816 (remove_eh_handler): Export.
3817 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3818 (for_each_eh_label): Rewrite to use lp_array.
3819 (make_reg_eh_region_note): New.
3820 (make_reg_eh_region_note_nothrow_nononlocal): New.
3821 (insn_could_throw_p): New.
3822 (copy_reg_eh_region_note_forward): New.
3823 (copy_reg_eh_region_note_backward): New.
3824 (check_handled, add_reachable_handler): Remove.
3825 (reachable_next_level, foreach_reachable_handler): Remove.
3826 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3827 (get_eh_region_and_lp_from_rtx): New.
3828 (get_eh_region_from_rtx): New.
3829 (can_throw_internal_1, can_throw_external_1): Remove.
3830 (can_throw_internal): Use get_eh_region_from_rtx.
3831 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3832 (insn_nothrow_p, can_nonlocal_goto): New.
3833 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3834 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3835 (add_action_record): Use VEC not varray.
3836 (collect_one_action_chain): Update for eh_region changes.
3837 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3838 Use get_eh_region_and_lp_from_rtx.
3839 (gate_convert_to_eh_region_ranges): New.
3840 (pass_convert_to_eh_region_ranges): Use it.
3841 (push_uleb128, push_sleb128): Use VEC not varray.
3842 (output_one_function_exception_table): Likewise.
3843 (dump_eh_tree): Update for eh_region changes.
3844 (verify_eh_tree): Likewise.
3845 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3846 * tree-eh.c: Include target.h.
3847 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3848 Don't disallow GIMPLE_RESX; adjust argument check.
3849 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3850 (record_stmt_eh_region): Update for landing pad numbers;
3851 generate a landing pad if necessary.
3852 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3853 (remove_stmt_from_eh_lp_fn): Similarly.
3854 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3855 Update for lp numbers; don't special case missing throw_stmt_table.
3856 (lookup_expr_eh_lp): Similarly.
3857 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3858 (eh_seq, eh_region_may_contain_throw): New.
3859 (struct leh_state): Add ehp_region.
3860 (struct leh_tf_state): Remove eh_label.
3861 (emit_post_landing_pad): New.
3862 (emit_resx, emit_eh_dispatch): New.
3863 (note_eh_region_may_contain_throw): New.
3864 (frob_into_branch_around): Take eh_region not eh label;
3865 emit eh code into eh_seq.
3866 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3867 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3868 lower_eh_must_not_throw. Emit code to eh_seq.
3869 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3870 (lower_try_finally_onedest): Likewise.
3871 (lower_try_finally_copy): Likewise.
3872 (lower_try_finally_switch): Likewise.
3873 (lower_try_finally): Initialize ehp_region.
3874 (lower_catch): Update for eh_catch objects.
3875 (lower_eh_filter): Don't handle must_not_throw.
3876 (lower_eh_must_not_throw): New.
3877 (lower_cleanup): Don't set eh_label.
3878 (lower_eh_constructs_2): Resolve eh builtins.
3879 Handle GIMPLE_EH_MUST_NOT_THROW.
3880 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3881 Add eh_seq to the end of the function body.
3882 (make_eh_dispatch_edges): New.
3883 (make_eh_edge): Remove.
3884 (make_eh_edges): Simplify for landing pads.
3885 (redirect_eh_edge_1): New.
3886 (redirect_eh_edge): Use it.
3887 (redirect_eh_dispatch_edge): New.
3888 (stmt_could_throw_p): Use a switch. Allow RESX.
3889 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3890 (stmt_can_throw_internal): Likewise.
3891 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3892 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3893 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3894 (gate_refactor_eh): New.
3895 (pass_refactor_eh): Use it.
3896 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3897 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3898 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3899 (remove_unreachable_handlers): Rename from
3900 tree_remove_unreachable_handlers; rewrite for landing pads;
3901 call remove_eh_handler directly.
3902 (remove_unreachable_handlers_no_lp): New.
3903 (unsplit_eh, unsplit_all_eh): New.
3904 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3905 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3906 (cleanup_empty_eh_unsplit): New.
3907 (cleanup_empty_eh): Rewrite.
3908 (cleanup_all_empty_eh): New.
3909 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3910 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3911 (gate_cleanup_eh): New.
3912 (pass_cleanup_eh): Use it.
3913 (verify_eh_edges): Move later in file. Expect one EH edge.
3914 (verify_eh_dispatch_edge): New.
3916 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3917 (gtype-desc.o): Add TARGET_H.
3918 (tree.o): Use EXCEPT_H, not except.h.
3919 (cfgbuild.o): Add EXPR_H.
3920 (GTFILES): Add vecprim.h.
3921 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3922 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3923 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3924 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3925 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3926 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3927 calls to can_throw_internal.
3928 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3929 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3930 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3931 (expand_gimple_stmt): Use make_reg_eh_region_note.
3932 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3933 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3934 or find_exception_handler_labels.
3935 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3936 there is exacly one EH edge. Use can_nonlocal_goto and
3938 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3939 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3940 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3941 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3942 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3943 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3944 * dse.c (scan_insn): Use insn_could_throw_p.
3945 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3946 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3947 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3948 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3949 EXC_PTR_EXPR or FILTER_EXPR.
3950 (tree_expr_nonzero_warnv_p): Likewise.
3951 * function.h: Include vecprim.h, not varray.h
3952 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3953 move ttype_data and ehspec_data members to struct eh_status; change
3954 action_record_data member to a VEC.
3955 * gcse.c (hash_scan_set): Use can_throw_internal.
3956 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3957 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3958 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3959 (block_may_fallthru): Don't handle RESX_EXPR.
3960 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3961 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3962 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3963 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3964 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3965 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3966 (gimple_size): Likewise.
3967 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3968 (gimple_build_resx): Use gimple_build_with_ops.
3969 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3970 (is_gimple_val): Likewise.
3971 (is_gimple_stmt): Remove RESX_EXPR.
3972 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3973 (GIMPLE_RESX): Reorder with other EH constructs.
3974 * gimple.h (struct gimple_statement_eh_mnt): New.
3975 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3976 (gimple_eh_filter_must_not_throw): Remove.
3977 (gimple_eh_filter_set_must_not_throw): Remove.
3978 (gimple_eh_must_not_throw_fndecl): New.
3979 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3980 (is_gimple_resx): New.
3981 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3982 Don't copy EH_FILTER_MUST_NOT_THROW.
3983 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3984 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3985 handle must_not_throw_labels specially.
3986 * ipa-pure-const.c (check_call): Update debug statement for LP.
3987 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3988 * ipa-utils.c (get_base_var): Likewise.
3989 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3990 * lower-subreg.c (move_eh_region_note): Remove.
3991 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3992 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3993 (create_task_copyfn): Likewise.
3994 (maybe_catch_exception): Use gimple_build_eh_filter.
3995 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3996 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3997 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3998 and pass_lower_resx.
3999 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4000 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4001 can_throw_internal, can_nonlocal_goto.
4002 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4003 copy_reg_eh_region_note_forward.
4004 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4005 (emit_output_reload_insns): Likewise.
4006 (copy_eh_notes): Remove.
4007 * rtl.def (RESX): Remove.
4008 * rtl.h: Update declarations.
4009 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4010 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4011 (update_eh_label): Remove.
4012 (cleanup_dead_labels_eh): New.
4013 (cleanup_deal_labels): Use it instead of update_eh_label.
4014 (gimple_merge_blocks): Update landing pad data structure when
4015 removing a landing pad label.
4016 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4017 test; handle GIMPLE_EH_MUST_NOT_THROW.
4018 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4019 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4020 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4021 (verify_stmt): Likewise. Verify landing pads.
4022 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4023 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4024 (struct move_stmt_d): Add eh_map.
4025 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4026 (move_stmt_r): Remap eh region numbers in builtin calls,
4027 resx and eh_dispatch.
4028 (move_block_to_fn): Remove eh_offset parameter. Use
4029 maybe_duplicate_eh_stmt_fn.
4030 (find_outermost_region_in_block): Operate on eh_region pointers
4031 instead of region numbers.
4032 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4033 duplicate_eh_regions.
4034 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4035 test earlier. Disallow EH landing pads.
4036 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4037 * tree-flow.h: Update declarations.
4038 (struct tree_ann_common_d): Replace rn with lp_nr.
4039 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4040 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4041 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4042 resx and eh_dispatch.
4043 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4044 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4045 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4046 from duplicate_eh_regions.
4047 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4048 update RESX; handle EH_DISPATCH.
4049 (expand_call_inline): Set eh_lp_nr, not eh_region.
4050 (maybe_inline_call_in_expr): Likewise.
4051 * tree-inline.h (struct copy_body_data): Replace eh_region with
4052 eh_lp_nr, eh_region_offset with eh_map.
4053 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4054 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4055 * tree-pretty-print.c (dump_generic_node): Don't handle
4056 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4057 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4058 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4059 EXC_PTR_EXPR, FILTER_EXPR.
4060 * tree-ssa-operands.c (get_expr_operands): Likewise.
4061 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4063 (ao_ref_init_from_vn_reference): Likewise.
4064 * tree-ssa-sink.c (statement_sink_location): Likewise.
4065 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4066 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4067 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4068 EXC_PTR_EXPR, FILTER_EXPR.
4069 (is_exception_related): Remove.
4070 (compute_avail): Don't call it.
4071 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4072 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4073 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4074 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4076 (build_resx): Remove.
4077 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4078 * tree.h: Update declarations.
4079 (EH_FILTER_MUST_NOT_THROW): Remove.
4080 (struct tree_label_decl): Add eh_landing_pad_nr.
4081 (EH_LANDING_PAD_NR): New.
4082 * value-prof.c (gimple_ic): Tidy variable names. Update for
4083 landing pad numbers.
4084 (gimple_stringop_fixed_value): Tidy variable names. Assert
4085 that neither call stmt can throw.
4086 * vecprim.h (uchar): New.
4087 (VEC(uchar,heap), VEC(uchar,gc)): New.
4089 * c-common.c (c_define_builtins): Update call to
4090 build_common_builtin_nodes.
4091 * c-parser.c (c_parse_file): Don't call
4092 default_init_unwind_resume_libfunc.
4094 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4096 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4097 (mips_cprestore_address_p): Likewise.
4098 (mips_save_gp_to_cprestore_slot): Likewise.
4099 (mips_restore_gp): Rename to...
4100 (mips_restore_gp_from_cprestore_slot): ...this.
4101 (mips_must_initialize_gp_p): Declare.
4102 (mips_emit_save_slot_move): Likewise.
4103 (mips_output_load_label): Return nothing.
4104 (mips_eh_uses): Declare.
4105 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4106 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4107 (TARGET_ABSOLUTE_JUMPS): Likewise.
4108 (EH_USES): Likewise.
4109 (FIRST_PSEUDO_REGISTER): Update comment.
4110 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4111 (MIPS_CALL): ...here.
4112 (REGISTER_NAMES): Add $cprestore.
4113 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4114 Add load_label_length, has_inflexible_gp_insn_p,
4115 has_flexible_gp_insn_p, must_initialize_gp_p and
4116 must_restore_gp_when_clobbered_p.
4117 (mips_expand_call): Don't generate split instructions here.
4118 (mips_split_call): Update the call to mips_restore_gp after
4119 the above name change.
4120 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4121 (mips_find_gp_ref): New function.
4122 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4123 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4124 (mips_insn_has_flexible_gp_ref_p): Likewise.
4125 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4126 (mips_function_has_gp_insn): Delete.
4127 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4128 Use the new functions above. Only return INVALID_REGNUM
4129 for TARGET_ABSOLUTE_JUMPS.
4130 (mips_must_initialize_gp_p): New function.
4131 (mips_get_cprestore_base_and_offset): New function, extracted from...
4132 (mips_cprestore_slot): ...here. Take a bool parameter.
4133 (mips_cfun_has_cprestore_slot_p): New function.
4134 (mips_cprestore_address_p): Likewise.
4135 (mips_save_gp_to_cprestore_slot): Likewise.
4136 (mips_restore_gp): Rename to...
4137 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4138 epilogue_completed. Update the call to mips_cprestore_slot.
4139 Test cfun->machine->must_restore_gp_when_clobbered_p.
4140 (mips_direct_save_slot_move_p): New function.
4141 (mips_emit_save_slot_move): Likewise.
4142 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4143 of cfun->machine->global_pointer.
4144 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4145 (mips_save_reg): Use mips_emit_save_slot_move.
4146 (mips_expand_prologue): Set must_initialize_gp_p.
4147 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4148 for all cprestore saves. Emit a use_cprestore instruction after
4149 setting up the cprestore slot.
4150 (mips_restore_reg): Use mips_emit_save_slot_move.
4151 (mips_process_load_label): New function.
4152 (mips_load_label_length): Likewise.
4153 (mips_output_load_label): Don't return asm: output it here instead.
4154 Use mips_process_load_label.
4155 (mips_adjust_insn_length): Adjust the length of branch instructions
4156 that have length MAX_PIC_BRANCH_LENGTH.
4157 (mips_output_conditional_branch): Update the call to
4158 mips_output_load_label. Assume the branch target is OPERANDS[0]
4159 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4160 (mips_output_order_conditional_branch): Swap the meaning of
4161 OPERANDS[0] and OPERANDS[1].
4162 (mips_variable_issue): Don't count ghost instructions.
4163 (mips_expand_ghost_gp_insns): New function.
4164 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4165 (mips_output_mi_thunk): Set must_initialize_gp_p.
4166 (mips_eh_uses): New function.
4167 * config/mips/predicates.md (cprestore_save_slot_operand)
4168 (cprestore_load_slot_operand): New predicates.
4169 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4170 (UNSPEC_MOVE_GP): Likewise.
4171 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4172 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4173 (CPRESTORE_SLOT_REGNUM): New register.
4174 (MAX_PIC_BRANCH_LENGTH): New constant.
4175 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4176 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4177 branches. Fix commentary.
4178 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4179 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4180 Change type to "ghost".
4181 (loadgp_absolute_<mode>): Likewise.
4182 (loadgp_rtp_<mode>): Likewise.
4183 (copygp_mips16): Likewise.
4184 (loadgp_blockage): Remove redundant mode attribute.
4185 (potential_cprestore): New instruction.
4186 (cprestore): Turn into an unspec set.
4187 (use_cprestore): New instruction.
4188 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4189 (*branch_fp_inverted): Likewise.
4190 (*branch_order<mode>): Likewise.
4191 (*branch_order<mode>_inverted): Likewise.
4192 (*branch_equality<mode>): Likewise.
4193 (*branch_equality<mode>_inverted): Likewise.
4194 (*branch_bit<bbv><mode>): Likewise.
4195 (*branch_bit<bbv><mode>_inverted): Likewise.
4196 (*branch_equality<mode>_mips16): Remove redundant mode.
4197 (jump): Turn into a define_expand.
4198 (*jump_absolute): New instruction.
4199 (*jump_pic): Likewise.
4200 (*jump_mips16): Rename previously-unnamed pattern. Remove
4201 redundant mode attribute.
4202 (restore_gp): Split on epilogue_completed rather than
4203 reload_completed. Change type to "ghost".
4204 (move_gp<mode>): New instruction.
4205 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4206 Remove redundant mode attribute.
4207 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4208 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4209 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4211 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4214 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4215 are returned in the same register (vs34 or v2) that Altivec vector
4216 types are returned in.
4217 (rs6000_libcall_value): Ditto.
4220 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4221 instead of explicit addsi3/adddi3 calls.
4222 (rs6000_split_multireg_move): Ditto.
4223 (rs6000_emit_allocate_stack): Ditto.
4224 (rs6000_emit_prologue): Ditto.
4225 (rs6000_output_mi_thunk): Ditto.
4227 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4228 size is 64 bits if we can use 64-bit registers.
4230 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4232 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4235 From Jie Zhang <jie.zhang@analog.com>:
4236 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4237 save FP and RETS with saveall attribute.
4238 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4239 with saveall attribute.
4241 * config/bfin/bfin.c (bfin_expand_builtin,
4242 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4245 From Jie Zhang <jie.zhang@analog.com>:
4246 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4247 before use in two places.
4248 * config/bfin/bfin.md (AREG): Define mode iterator.
4249 (reload_in, reload_out): Use mode iterator AREG.
4251 2009-09-14 Richard Guenther <rguenther@suse.de>
4254 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4255 EH personality path.
4257 2009-09-13 Richard Guenther <rguenther@suse.de>
4258 Rafael Avila de Espindola <espindola@google.com>
4260 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4261 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4262 (LANG_HOOKS_INITIALIZER): Adjust.
4263 (lhd_pass_through_t): Declare.
4264 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4266 * langhooks.c (lhd_pass_through_t): New function.
4267 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4268 dwarf2out_begin_prologue): Use personality from current_function_decl.
4269 * expr.h (get_personality_function): Declare.
4270 * expr.c (get_personality_function): New function.
4271 (build_personality_function): Likewise.
4272 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4273 (eh_personality_libfunc): Remove.
4274 * optabs.c (build_libfunc_function): New function split out from ...
4275 (init_one_libfunc): ... here.
4276 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4277 (tree_function_decl): Add personality.
4278 (lhd_gcc_personality): Declare.
4279 (build_personality_function): Likewise.
4280 * tree.c (gcc_eh_personality_decl): New.
4281 (lhd_gcc_personality): New function.
4282 * except.h (lang_eh_runtime_type): Remove.
4283 (enum eh_personality_kind): New.
4284 (build_personality_function): Declare.
4285 (function_needs_eh_personality): Declare.
4286 * except.c (lang_eh_runtime_type): Remove.
4287 (function_needs_eh_personality): New function.
4288 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4289 (sjlj_emit_function_enter, output_function_exception_table):
4290 Use personality from current_function_decl.
4291 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4292 * tree-inline.c (tree_can_inline_p): Do not inline across different
4294 (expand_call_inline): Likewise. Adjust the callers EH personality.
4295 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4296 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4297 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4298 (c-parser.o): Likewise
4299 * c-tree.h (c_eh_initialized_p): Remove.
4300 (c_maybe_initialize_eh): Likewise.
4301 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4302 (finish_decl): Don't call c_maybe_initialize_eh.
4303 (c_eh_initialized_p): Remove.
4304 (c_maybe_initialize_eh): Likewise.
4305 * c-parser.c (c_parser_omp_construct): Likewise.
4306 (c_parse_file): Initialize exception handling.
4308 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4310 * config.gcc (tm_file): Remove i386/biarch32.h
4311 for i?86-w64-mingw* case.
4312 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4314 * config.host: Set for x64 mingw the option
4315 use_long_long_for_widest_fast_int to yes.
4317 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4319 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4320 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4321 (dbxout_begin_function): Likewise.
4322 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4323 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4324 set on the function.
4325 (final_end_function): Likewise.
4326 (final_scan_insn): Likewise.
4327 (rest_of_handle_final): Likewise.
4328 * varasm.c (assemble_start_function): Likewise.
4329 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4331 2009-09-12 Jason Merrill <jason@redhat.com>
4333 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4334 * opts.c (common_handle_option): constify.
4336 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4338 * doc/install.texi (avr): Remove obsolete reference site.
4340 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4342 * doc/install.texi (Binaries): Adjust AIX link.
4344 2009-09-12 Akim Demaille <demaille@gostai.com>
4346 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4347 Use an imperative sentence.
4349 2009-09-11 Richard Henderson <rth@redhat.com>
4351 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4352 structure-name and has-tree-operands arguments; update all entries.
4353 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4355 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4356 (gsstruct_code_size): New.
4357 (gss_for_code_): New.
4358 (gss_for_code): Remove.
4359 (gimple_size): Rewrite using gsstruct_code_size.
4360 (gimple_statement_structure): Move to gimple.h.
4361 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4362 (gss_for_code, gimple_statement_structure): New.
4363 (gimple_ops): Use new arrays; tidy.
4365 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4367 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4368 operand to be a PLUS expression.
4369 * config/pa/pa.c (pa_secondary_reload): Likewise.
4371 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4373 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4375 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4378 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4380 From Jie Zhang <jie.zhang@analog.com>:
4381 * doc/extend.texi (node Function Attributes): Document l2
4383 (node Blackfin Variable Attributes): Document l2 variable attributes.
4385 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4387 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4388 to match the system compiler's configuration at inflection point.
4389 Add comment to remark a remaining difference with system compiler.
4391 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4392 * configure: Regenerate.
4394 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4396 From Jie Zhang <jie.zhang@analog.com>:
4397 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4398 (bfin_handle_l2_attribute): New.
4399 (bfin_attribute_table): Add l2 attribute.
4401 2009-09-11 Michael Matz <matz@suse.de>
4404 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4405 on the local_decls list.
4407 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4411 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4413 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4414 for VALUEs, to implement the documented interface.
4415 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4416 Adjust for VALUEs and anything else, to implement the
4417 documented interface.
4419 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4421 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4422 with actual SPE/paired vector modes before using 64-bit alignment.
4423 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4425 2009-09-10 DJ Delorie <dj@redhat.com>
4427 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4430 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4431 * config/mep/mep.c (mep_legitimate_constant_p): New.
4432 * config/mep/mep-protos.h: Prototype it.
4434 2009-09-10 Richard Henderson <rth@redhat.com>
4436 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4438 2009-09-10 Jason Merrill <jason@redhat.com>
4440 * tree.c (chain_index): New fn.
4441 * tree.h: Declare it.
4443 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4445 * config/sol2-c.c (cmn_err_length_specs): Initialize
4446 scalar_identity_flag.
4448 2009-09-10 Richard Henderson <rth@redhat.com>
4450 * tree.h (struct tree_decl_common): Move align member earlier;
4451 move label_decl_uid member ...
4452 (struct tree_label_decl): ... here.
4453 (LABEL_DECL_UID): Update to match.
4455 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4458 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4459 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4461 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4462 dest_prev if the edge is complex.
4464 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4466 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4467 loop latch tests earlier.
4469 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4470 before GIMPLE_RETURN, not after its predecessor; insert
4473 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4474 gimple_seq_empty_p to test for no PHI nodes.
4475 * tree-cfg.c (split_critical_edges): Likewise.
4477 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4479 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4481 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4482 introduced by the VTA branch merge.
4484 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4486 * ira-conflicts.c: Use fputs or putc instead of fprintf
4490 * tree-switch-conversion.c: Ditto.
4492 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4494 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4495 introduced by the VTA branch merge.
4497 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4500 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4502 PR rtl-optimization/39779
4503 * expr.c (convert_modes): Return when mode == oldmode after
4504 CONST_INTs are processed.
4506 2009-09-10 Nick Clifton <nickc@redhat.com>
4508 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4509 attribute and referring decl when creating renamed symbol.
4511 2009-09-10 Richard Guenther <rguenther@suse.de>
4514 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4516 (cgraph_finalize_compilation_unit): Compute reachability
4517 before emitting thunks. Properly process aliases before
4518 possibly removing unreachable nodes.
4520 2009-09-10 Richard Guenther <rguenther@suse.de>
4523 * tree.c (struct free_lang_data_d): Add worklist member.
4524 (find_decls_types_r): Push onto the worklist instead of recursing.
4525 Handle TREE_BINFOs properly.
4526 (find_decls_types): New function wrapped around find_decls_types_r
4527 to process the worklist.
4528 (find_decls_types_in_eh_region): Use it.
4529 (find_decls_types_in_node): Likewise.
4530 (find_decls_types_in_var): Likewise.
4531 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4532 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4533 (AGGREGATE_TYPE_P): Adjust.
4535 2009-09-09 Jason Merrill <jason@redhat.com>
4537 * configure.ac: Check glibc version even if we have an in-tree
4540 2009-09-09 Anthony Green <green@moxielogic.com>
4542 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4543 the constant 0 when appropriate.
4544 * config/moxie/constraints.md: Add constraint O.
4546 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4547 to pass up to 6 32-bit argument values in registers.
4548 (moxie_function_arg): Ditto.
4549 (moxie_arg_partial_bytes): Ditto.
4550 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4551 (REG_PARM_STACK_SPACE): Ditto.
4552 (FUNCTION_ARG_REGNO_P): Ditto.
4554 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4555 instruction to allocate stack space.
4557 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4559 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4560 unnecessarily stringent constraints. Fix address
4561 calculation in the splitters.
4563 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4565 PR rtl-optimization/39779
4566 * expr.c (convert_modes): Return when mode == oldmode after
4567 CONST_INTs are processed.
4569 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4572 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4573 (ix86_expand_prologue): Take frame.padding0 into logic of
4575 (ix86_expand_epilogue): Likewise.
4577 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4579 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4581 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4582 * config/t-slibgcc-libgcc: New file.
4583 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4585 2009-09-09 Martin Jambor <mjambor@suse.cz>
4587 PR tree-optimization/41089
4588 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4591 2009-09-09 Richard Henderson <rth@redhat.com>
4593 * gimple.h (CASE_GIMPLE_OMP): New.
4594 (is_gimple_omp): Use it.
4595 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4596 (verify_gimple_debug): Likewise.
4598 2009-09-09 Richard Guenther <rguenther@suse.de>
4600 PR tree-optimization/41101
4601 * tree-ssa-pre.c (maximal_set): Remove.
4602 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4603 Defer all blocks we didn't visit at least one successor.
4604 (add_to_exp_gen): Do not add to the maximal set.
4605 (make_values_for_phi): Likewise.
4606 (compute_avail): Likewise.
4607 (init_pre): Do not allocate the maximal set.
4608 (execute_pre): Do not dump it.
4610 2009-09-09 Martin Jambor <mjambor@suse.cz>
4612 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4613 an SSA_NAME rather than a is_gimple_variable.
4615 2009-09-09 Richard Guenther <rguenther@suse.de>
4618 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4619 code dealing with plain pointer bases.
4620 (maybe_fold_offset_to_reference): Likewise.
4621 (maybe_fold_stmt_addition): Adjust.
4623 2009-09-09 Richard Guenther <rguenther@suse.de>
4625 * tree.c (free_lang_data_in_type): Do not free the type variant
4627 (free_lang_data): Merge char_type_node with its properly signed
4629 (pass_ipa_free): Collect after freeing language specific data.
4631 2009-09-09 Michael Matz <matz@suse.de>
4634 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4635 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4636 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4639 2009-09-08 DJ Delorie <dj@redhat.com>
4641 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4643 2009-09-04 Jason Merrill <jason@redhat.com>
4645 * tree.c (tree_find_value): Remove.
4646 * tree.h: Remove prototype.
4647 * varasm.c (assemble_external): Use value_member instead.
4649 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4651 * toplev.c (process_options): Choose default debugging type when
4652 gtoggle enables debug info and type is unset.
4654 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4658 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4661 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4663 * configure: Rebuilt with modified libtool.m4.
4665 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4670 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4672 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4674 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4675 (remove_statement): Likewise.
4676 (rewrite_use_nonlinear_expr): Adjust.
4677 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4678 * tree-ssa.c (release_defs_bitset): ... this. New.
4679 * tree-flow.h (release_defs_bitset): Declare.
4681 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4684 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4685 in the middle block.
4687 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4689 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4690 via intptr_t to long type.
4691 (insert_operand_rank): Cast long type via intptr_t to
4693 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4695 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4696 from pointer to unsigned via uintptr_t.
4698 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4699 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4701 * configure: Regenerated.
4702 * config.in: Regenerated
4703 * system.h (stdint.h): Add include.
4704 (inttypes.h): Likewise.
4705 * Makefile.in (aclocal): Add config/stdint.m4.
4706 * aclocal.m4: Regenerated.
4708 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4710 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4712 (note_np_check_stores): New function.
4713 (harmless_null_pointer_p): New function.
4714 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4715 changed. Take into account whether we're in the shadow of a condjump
4716 that tested NP_REG for NULL.
4717 Lose all code that tested for SEQUENCEs.
4718 (workaround_speculation): Avoid inserting NOPs for loads that are
4719 either always executed or a NULL pointer.
4721 2009-09-08 Jan Hubicka <jh@suse.cz>
4723 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4724 * params.def (early-inlining-insns): Likewise.
4726 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4728 PR rtl-optimization/41239
4729 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4730 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4732 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4733 across calls, as the calls might not always return normally.
4734 (call_may_noreturn_p): New function.
4735 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4736 (init_deps): Initialize it.
4737 (remove_from_deps): Also remove calls from
4738 last_function_call_may_noreturn list.
4740 2009-09-07 Richard Henderson <rth@redhat.com>
4742 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4743 more VR->OPERANDS than LHS operands. Free LHS before returning.
4745 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4747 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4748 (attr "addrtype"): New member "spreg".
4749 Use it if mem_spfp_address_operand is true for the address.
4750 (attr "type"): New entry "stall".
4751 (cpu_unit "load"): New.
4752 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4754 (insn_reservation "loadsp"): New.
4755 (insn_reservation "load_stall1"): New.
4756 (insn_reservation "load_stall3"): New.
4758 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4759 (mem_p_address_operand): Exclude stack and frame pointer based
4761 (mem_spfp_address_operand): New; match them here.
4762 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4763 (bfin_reorg): Call it if scheduling insns.
4764 (bfin_gen_bundles): Remove dummy insns created by
4765 add_sched_insns_for_speculation.
4767 From Jie Zhang <jie.zhang@analog.com>:
4768 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4769 bfin_si_revision, bfin_workarounds): Move these ...
4770 * config/bfin/bfin.h: ... here.
4772 From Mike Frysinger <michael.frysinger@analog.com>
4773 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4774 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4775 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4776 bf547m, bf548m, and bf549m.
4777 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4778 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4779 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4780 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4781 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4782 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4783 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4784 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4785 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4786 bf542m, bf544m, bf547m, bf548m, and bf549m.
4788 From Jie Zhang <jie.zhang@analog.com>:
4789 * config/bfin/predicates.md (p_register_operand): New predicate.
4790 (dp_register_operand): New predicate.
4791 * config/bfin/bfin-protos.h (WA_05000074): Define.
4792 (ENABLE_WA_05000074): Define.
4793 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4794 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4795 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4796 (define_attr addrtype): Allow load/store register to be P register.
4797 (define_attr storereg): New.
4798 (define_cpu_unit anomaly_05000074): New.
4799 (define_insn_reservation dsp32shiftimm): New.
4800 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4801 (define_insn_reservation loadp): Cannot use slot2.
4802 (define_insn_reservation loadsp): Cannot use slot2.
4803 (define_insn_reservation storep): Cannot use slot2. Does not
4804 apply when working around 05000074.
4805 (define_insn_reservation storep_anomaly_05000074): New.
4806 (define_insn_reservation storei): Does not apply when working
4808 (define_insn_reservation storei_anomaly_05000074): New.
4809 (define_attr length): Add dsp32shiftimm case.
4810 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4811 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4812 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4813 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4814 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4816 2009-09-07 Martin Jambor <mjambor@suse.cz>
4819 * tree-sra.c (create_artificial_child_access): Return NULL if
4820 build_ref_for_offset fails.
4821 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4822 and create_artificial_child_access to fail.
4824 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4827 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4828 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4829 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4831 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4833 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4834 block, ensure it has an exit edge. Emit a barrier after a jump.
4836 2009-09-07 Nick Clifton <nickc@redhat.com>
4838 * gcc.c (this_is_linker_script): New variable. Like
4839 this_is_library_file but for the %T constructor.
4840 (end_going_arg): If this_is_linker_script is set then locate the
4841 script and insert a --script switch before it
4842 (do_spec_2): Initialise this_is_linker_script.
4843 (do_spec_1): Likewise. Handle %T construct.
4844 (eval_spec_function): Preserve this_is_linker_script.
4845 * doc/invoke.texi: Document %T construct in spec files.
4846 * config/m32c/m32c.h (LIB_SPEC): Use it.
4848 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4850 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4851 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4852 when volatile flag is set.
4853 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4855 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4858 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4859 (combine_stack_adjustments_for_block): Allow insns between stack
4860 adjustments and stores with corresponding pre-(dec|inc)rement or
4861 pre-modify operation.
4863 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4866 * combine-stack-adj.c (struct csa_memlist): Rename to...
4867 (struct csa_reflist): ... this. Rename mem field to ref.
4868 (free_csa_memlist): Rename to...
4869 (free_csa_reflist): ... this.
4870 (record_one_stack_memref): Rename to...
4871 (record_one_stack_ref): ... this. Handle also REG_P.
4872 (try_apply_stack_adjustment): Handle also REG_P.
4873 (struct record_stack_memrefs_data): Rename to...
4874 (struct record_stack_refs_data): ... this. Rename memlist field to
4876 (record_stack_memrefs): Rename to...
4877 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4878 subexpressions instead of failing when a MEM contains SP references.
4879 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4880 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4882 2009-09-06 Richard Guenther <rguenther@suse.de>
4885 * tree.c (build_array_type): Do not record types marked
4886 with structural equality in the canonical type hashtable.
4888 2009-09-06 Richard Guenther <rguenther@suse.de>
4891 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4893 2009-09-05 Richard Guenther <rguenther@suse.de>
4896 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4898 2009-09-05 Richard Guenther <rguenther@suse.de>
4901 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4903 2009-09-05 Richard Guenther <rguenther@suse.de>
4906 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4907 before comparing function argument types.
4909 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4912 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4915 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4918 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4920 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4921 locators before emit_insn is called.
4923 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4926 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4927 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4928 (reginfo_init): Don't call allocate_reg_info.
4930 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4933 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4934 NONDEBUG_INSN_P instead of INSN_P.
4936 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4939 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4941 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4944 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4945 pattern of the split.
4947 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4949 * toplev.c (process_options): Move setter of flag_var_tracking
4950 before other tests that depend on it. Move down setter of
4951 flag_rename_registers. Don't enable var-tracking-assignments
4952 by default if selective scheduling is enabled. Warn if both
4955 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4957 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4958 comment. Use switch statement to catch overlaps between rtx
4959 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4960 (IS_DECL_CODE): ... here. Remove.
4961 (check_value_is_not_decl): Remove.
4962 (dv_from_decl, dv_from_value): Check after conversion.
4964 2009-09-04 Richard Guenther <rguenther@suse.de>
4967 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4968 after emitting tunks. Move emitting thunks and ctors from ...
4969 (cgraph_optimize): ... here. Remove redundant
4970 cgraph_analyze_functions.
4971 * varasm.c (find_decl_and_mark_needed): Remove no longer
4973 (finish_aliases_1): Adjust check for thunk aliases.
4975 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4977 * config/arm/arm.md (ctzsi2): Added braces
4978 to avoid warning that broke booststrap.
4980 2009-09-04 Martin Jambor <mjambor@suse.cz>
4982 PR tree-optimization/41112
4983 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4984 handle variable-bounded arrays.
4985 (expr_with_var_bounded_array_refs_p): New function.
4986 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4988 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4990 * config/s390/2097.md: Removed two incorrect bypasses.
4991 (z10_fsimpdf): Fixed latency.
4992 (z10_fhex): New insn_reservation.
4993 (z10_floaddf): Fixed latency.
4994 (z10_floadsf): Fixed latency.
4995 (z10_ftrunctf): Fixed latency.
4996 (z10_ftruncdf): Fixed latency.
4997 * config/s390/s390.c (z10_cost): Fixed values.
4998 (s390_adjust_priority): Added z10 path.
4999 * config/s390/s390.md (type): Added fhex.
5000 (*mov<mode>_64dfp): Updated type attribute.
5001 (*mov<mode>_64): Updated type attribute.
5002 (*mov<mode>_31): Updated type attribute.
5003 (*mov<mode>"): Likewise.
5004 * config/s390/2084.md (x_fsimpdf): Updated condition.
5006 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5008 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5009 RTXs in the predicate for operand 1.
5011 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5013 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5014 (rbitsi2): New insn.
5015 (ctzsi2): New expand.
5016 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5018 2009-09-03 Martin Jambor <mjambor@suse.cz>
5020 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5021 (create_artificial_child_access): Use build_ref_for_offset instead
5022 of duplicate_expr_for_different_base.
5023 (propagate_subacesses_accross_link): Likewise.
5025 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5027 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5029 (mips16e_collect_argument_saves): Skip debug instructions.
5030 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5031 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5032 (r10k_insert_cache_barriers): Likewise.
5033 (mips_reorg_process_insns): Likewise.
5035 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5038 * ira.c (update_equiv_reg): Remove check on class likely spill.
5040 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5043 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5044 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5048 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5049 the stack slot if it is passed by invisible reference.
5050 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5051 by invisible reference.
5053 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5055 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5056 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5057 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5059 * config/bfin/sync.md: New file.
5060 * config/bfin/bfin.md: Include it.
5061 (UNSPEC_ATOMIC): New.
5062 (UNSPEC_ONES): Provide a unique number.
5064 From Jie Zhang <jie.zhang@analog.com>:
5065 * config/bfin/bfin.c (ret_regs): New.
5066 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5067 (must_save_rets_p): New.
5068 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5069 current_function_is_leaf.
5070 (do_link): Likewise.
5071 (do_unlink): Likewise.
5072 (expand_interrupt_handler_prologue): Use ret_regs array.
5073 (expand_interrupt_handler_epilogue): Use ret_regs array and
5074 pass return register to gen_return_internal.
5075 (bfin_expand_epilogue): Pass return register to
5076 gen_return_internal.
5077 (bfin_expand_call): Explicitly clobber RETS.
5078 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5079 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5080 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5081 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5083 (return_internal): Take a reg rtx rather than the register number.
5085 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5087 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5088 when comparing against estimated_loop_iterations_int return.
5090 2009-09-03 Richard Guenther <rguenther@suse.de>
5092 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5093 eh_personality_libfunc.
5095 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5097 * tree-parloops.c (separate_decls_in_region): Add space.
5099 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5101 * tree-parloops.c (separate_decls_in_region): Change the condition
5102 checking if there are reductions in the loop.
5104 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5106 PR tree-optimization/38275
5107 * tree-parloops.c (parallelize_loops): Replace profitability condition
5108 for expected number of iterations.
5110 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5112 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5113 (bootstrap-debug): Explain conditions in which it becomes default.
5114 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5117 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5119 * doc/invoke.texi (Optimize Options): Move
5120 -finline-small-functions to the -O2 list.
5122 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5124 * toplev.c (process_options): Enable var-tracking-assignments
5125 by default if var-tracking is enabled.
5127 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5129 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5131 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5132 * rtl.h (prev_nonnote_insn_bb): Declare it.
5134 2009-09-03 Diego Novillo <dnovillo@google.com>
5136 * cgraph.c (cgraph_node_for_decl): New.
5137 * cgraph.h (cgraph_node_for_decl): Declare.
5138 * tree.c (host_integerp): Return 0 if T is NULL.
5140 2009-09-03 Diego Novillo <dnovillo@google.com>
5142 * tree.h (struct alias_pair): Move from varasm.c.
5143 (alias_pairs): Likewise.
5144 (TYPE_MAXVAL): Define.
5145 (TYPE_MINVAL): Define.
5146 (iterative_hash_host_wide_int): Declare.
5147 (remove_unreachable_alias_pairs): Declare.
5148 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5149 * diagnostic.c (default_diagnostic_starter): Make extern.
5150 (default_diagnostic_finalizer): Make extern.
5151 * diagnostic.h (default_diagnostic_starter): Declare.
5152 (default_diagnostic_finalizer): Declare.
5153 (default_tree_printer): Declare.
5154 * toplev.c (default_tree_printer): Make extern.
5156 2009-09-03 Richard Guenther <rguenther@suse.de>
5157 Diego Novillo <dnovillo@google.com>
5159 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5160 * cgraphunit.c (cgraph_expand_function): Do not emit
5161 associated thunks from here.
5162 (cgraph_emit_thunks): New.
5163 (cgraph_optimize): Call it.
5164 Return if any IPA pass finds an error.
5165 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5168 2009-09-03 Simon Baldwin <simonb@google.com>
5169 Rafael Espindola <espindola@google.com>
5170 Richard Guenther <rguenther@suse.de>
5171 Doug Kwan <dougkwan@google.com>
5172 Diego Novillo <dnovillo@google.com>
5174 * tree.c: Include tree-pass.h, langhooks-def.h,
5175 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5176 (free_lang_data_in_type): New.
5177 (need_assembler_name_p): New.
5178 (free_lang_data_in_block): New.
5179 (free_lang_data_in_decl): New.
5180 (struct free_lang_data_d): New.
5181 (add_tree_to_fld_list): New.
5182 (find_decls_types_r): New.
5183 (get_eh_types_for_runtime): New.
5184 (find_decls_types_in_eh_region): New.
5185 (find_decls_types_in_node): New.
5186 (find_decls_types_in_var): New.
5187 (free_lang_data_in_cgraph): New.
5188 (free_lang_data): New.
5189 (gate_free_lang_data): New.
5190 (pass_ipa_free_lang_data): New.
5192 2009-09-03 Diego Novillo <dnovillo@google.com>
5194 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5195 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5196 (lang_hooks): Remove const qualifier.
5197 * ipa.c (cgraph_remove_unreachable_nodes): Call
5198 remove_unreachable_alias_pairs.
5199 * except.c (add_type_for_runtime): Check if TYPE has
5200 already been converted.
5201 (lookup_type_for_runtime): Likewise.
5202 (check_handled): Handle converted types.
5203 * varasm.c (remove_unreachable_alias_pairs): New.
5204 * gimple.c: Include demangle.h.
5205 (gimple_decl_printable_name): New.
5206 (gimple_fold_obj_type_ref): New.
5207 * gimple.h (gimple_decl_printable_name): Declare.
5208 (gimple_fold_obj_type_ref): Declare.
5209 * passes.c (init_optimization_passes): Add pass
5210 pass_ipa_free_lang_data.
5211 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5212 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5214 2009-09-03 Diego Novillo <dnovillo@google.com>
5216 * c-lang.c (lang_hooks): Remove const qualifier.
5218 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5220 * doc/install.texi (*-*-freebsd*): Update target information.
5222 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5224 * hard-reg-set.h (call_fixed_regs): Remove.
5225 * reginfo.c (call_fixed_regs): Remove.
5226 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5227 (globalize_reg): Don't use call_fixed_regs.
5228 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5231 2009-09-01 Michael Matz <matz@suse.de>
5233 * expr.h (emit_storent_insn, expand_expr_real_1,
5234 expand_expr_real_2): Declare.
5235 * expr.c (emit_storent_insn, expand_expr_real_1,
5236 expand_expr_real_2): Export.
5237 (store_expr): Setting and evaluating dont_return_target is useless.
5238 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5239 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5240 * except.c (expand_resx_expr): Rename to ...
5241 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5242 * except.h (expand_resx_stmt): Declare.
5243 * stmt.c: Add include gimple.h
5244 (expand_asm_expr): Rename to ...
5245 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5246 (expand_case): Rewrite to take gimple statement.
5247 * tree.h (expand_asm_stmt): Declare.
5248 (expand_case): Change prototype.
5249 * Makefile.in (stmt.o): Depend on gimple.h.
5250 * builtins.c (expand_builtin_synchronize): Build gimple asm
5251 statement, not an ASM_EXPR.
5252 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5253 gimple_to_tree, release_stmt_tree): Remove.
5254 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5255 ggc_free, but hold comparison code and operands separately.
5256 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5257 (expand_call_stmt, expand_gimple_stmt_1,
5258 expand_gimple_stmt): New helpers.
5259 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5260 release_stmt_tree. Call expand_gimple_stmt instead.
5261 (expand_gimple_basic_block): Ditto.
5263 * calls.c (emit_call_1): Don't look at EH regions here, make
5264 fntree parameter useless.
5265 (expand_call): New local rettype for TREE_TYPE(exp), use it
5266 throughout. Remove local p, use addr instead.
5267 Don't look at EH regions here.
5269 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5271 * doc/invoke.texi (-fsched-pressure): Document it.
5272 (-fsched-reg-pressure-heuristic): Remove it.
5274 * reload.c (ira.h): Include.
5275 (find_reloads): Add choosing reload on number of small spilled
5278 * haifa-sched.c (ira.h): Include.
5279 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5280 saved_reg_pressure, curr_reg_live, saved_reg_live,
5281 region_ref_regs): New variables.
5282 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5283 initiate_reg_pressure_info, setup_ref_regs,
5284 initiate_bb_reg_pressure_info, save_reg_pressure,
5285 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5287 (setup_insn_reg_pressure_info): New function.
5288 (rank_for_schedule): Add pressure checking and insn issue time.
5289 Remove comparison of insn reg weights.
5290 (ready_sort): Set insn reg pressure info.
5291 (update_register_pressure, setup_insn_max_reg_pressure,
5292 update_reg_and_insn_max_reg_pressure,
5293 sched_setup_bb_reg_pressure_info): New functions.
5294 (schedule_insn): Add code for printing and updating reg pressure info.
5295 (find_set_reg_weight, find_insn_reg_weight): Remove.
5296 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5297 (debug_ready_list): Print reg pressure info.
5298 (schedule_block): Ditto. Check insn issue time.
5299 (sched_init): Set up sched_pressure_p. Allocate and set up some
5300 reg pressure related info.
5301 (sched_finish): Free some reg pressure related info.
5302 (fix_tick_ready): Make insn always ready if pressure_p.
5303 (init_h_i_d): Don't call find_insn_reg_weight.
5304 (haifa_finish_h_i_d): Free insn reg pressure info.
5306 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5307 ira_memory_move_cost, ira_class_hard_regs,
5308 ira_class_hard_regs_num, ira_no_alloc_regs,
5309 ira_available_class_regs, ira_reg_class_cover_size,
5310 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5312 * ira-lives.c (single_reg_class): Check mode to find how many
5313 registers are necessary for operand.
5314 (ira_implicitly_set_insn_hard_regs): New.
5316 * common.opt (fsched-pressure): New options.
5317 (fsched-reg-pressure-heuristic): Remove.
5319 * ira.c (setup_eliminable_regset): Rename to
5320 ira_setup_eliminable_regset. Make it external.
5321 (expand_reg_info): Pass cover class to setup_reg_classes.
5322 (ira): Call resize_reg_info instead of allocate_reg_info.
5324 * sched-deps.c: Include ira.h.
5325 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5326 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5327 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5328 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5329 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5330 mark_insn_reg_store, mark_insn_reg_clobber,
5331 setup_insn_reg_pressure_info): New.
5332 (sched_analyze_1): Update implicit_reg_pending_uses.
5333 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5334 Use them to create dependencies. Set insn reg uses and pressure
5335 info. Process reg_pending_uses in one place.
5336 (free_deps): Free implicit sets.
5337 (remove_from_deps): Remove implicit sets if necessary. Check
5338 implicit sets when clearing reg_last_in_use.
5339 (init_deps_global): Clear implicit_reg_pending_clobbers and
5340 implicit_reg_pending_uses.
5342 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5343 ira_memory_move_cost, ira_class_hard_regs,
5344 ira_class_hard_regs_num, ira_no_alloc_regs,
5345 ira_available_class_regs, ira_reg_class_cover_size,
5346 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5347 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5348 ira_implicitly_set_insn_hard_regs): New prototypes.
5350 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5351 cost_elements_num): New variables.
5352 (allocno_costs, total_costs): Rename to costs and
5353 total_allocno_costs.
5354 (COSTS_OF_ALLOCNO): Rename to COSTS.
5355 (allocno_pref): Rename to pref.
5356 (allocno_pref_buffer): Rename to pref_buffer.
5357 (common_classes): Rename to regno_cover_class.
5359 (record_reg_classes): Set allocno attributes only if allocno_p.
5360 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5361 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5362 and COSTS_OF_ALLOCNO.
5363 (print_costs): Rename to print_allocno_costs.
5364 (print_pseudo_costs): New.
5365 (process_bb_node_for_costs): Split into 2 functions with new
5366 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5367 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5368 new parameter dump_file. Use cost_elements_num instead of
5369 ira_allocnos_num. Make one iteration if preferred classes were
5370 already calculated for scheduler. Make 2 versions of code
5371 depending on allocno_p.
5372 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5373 regno_cover_class and COSTS instead of common_classes and
5375 (init_costs, finish_costs): New.
5376 (ira_costs): Set up allocno_p and cost_elements_num. Call
5377 init_costs and finish_costs.
5378 (ira_set_pseudo_classes): New.
5380 * rtl.h (allocate_reg_info): Remove.
5381 (resize_reg_info): Change return type.
5382 (reg_cover_class): New.
5383 (setup_reg_classes): Add new parameter.
5385 * sched-int.h (struct deps_reg): New member implicit_sets.
5386 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5387 (INCREASE_BITS): New macro.
5388 (struct reg_pressure_data, struct reg_use_data): New.
5389 (struct _haifa_insn_data): Remove reg_weight. Add members
5390 reg_pressure, reg_use_list, reg_set_list, and
5391 reg_pressure_excess_cost_change.
5392 (struct deps): New member implicit_sets.
5393 (pressure_p): New variable.
5394 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5395 (struct reg_pressure_data, struct reg_use_data): New.
5396 (INSN_REG_WEIGHT): Remove.
5397 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5398 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5399 (sched_init_region_reg_pressure_info,
5400 sched_setup_bb_reg_pressure_info): New prototypes.
5402 * reginfo.c (struct reg_pref): New member coverclass.
5403 (reg_cover_class): New function.
5404 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5405 (reg_info_size): New variable.
5406 (allocate_reg_info): Make static. Setup reg_info_size.
5407 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5408 (setup_reg_classes): Add a new parameter. Setup cover class too.
5410 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5413 * sched-rgn.c (deps_join): Set up implicit_sets.
5414 (schedule_region): Set up region and basic blocks pressure
5417 * passes.c (init_optimization_passes): Move
5418 pass_subregs_of_mode_init before pass_sched.
5420 2009-09-02 Martin Jambor <mjambor@suse.cz>
5422 * tree-sra.c (struct access): New field grp_hint.
5423 (dump_access): Dump grp_hint.
5424 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5426 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5427 those which have been specifically read and somehow written to.
5428 (propagate_subacesses_accross_link): Set grp_hint of right child and
5429 also possibly of the left child.
5431 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5433 * tree-object-size.c (addr_object_size): Always use object_size_type
5434 0 or 2 when determining the pointer pointed object size.
5436 2009-09-02 Richard Guenther <rguenther@suse.de>
5439 2009-08-31 Richard Guenther <rguenther@suse.de>
5441 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5442 to query if the memory regions for memmove overlap.
5443 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5444 asserts on pointers, instead deal with odd trees.
5445 (ptr_derefs_may_alias_p): Likewise.
5446 (refs_may_alias_p_1): Constructor bases also never alias.
5448 2009-08-01 Christian Bruel <christian.bruel@st.com>
5451 2009-07-31 Christian Bruel <christian.bruel@st.com>
5452 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5454 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5456 * doc/invoke.texi (-fvar-tracking-assignments): New.
5457 (-fvar-tracking-assignments-toggle): New.
5458 (-fdump-final-insns=file): Mark filename as optional.
5459 (--param min-nondebug-insn-uid): New.
5460 (-gdwarf-@{version}): Mention version 4.
5461 * opts.c (common_handle_option): Accept it.
5462 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5463 * regrename.c (regrename_optimize): Drop last. Don't count debug
5464 insns as uses. Don't reject change because of debug insn.
5465 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5466 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5467 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5468 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5469 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5470 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5471 * doc/gimple.texi (is_gimple_debug): New.
5472 (gimple_debug_bind_p): New.
5473 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5474 * doc/install.texi (bootstrap-debug): More details.
5475 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5476 (bootstrap-debug-lib): More details.
5477 (bootstrap-debug-ckovw): Update.
5478 (bootstrap-time): New.
5479 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5480 (insert_phi_nodes_for): Insert debug stmts.
5481 (rewrite_stmt): Take iterator. Insert debug stmts.
5482 (rewrite_enter_block): Adjust.
5483 (maybe_replace_use_in_debug_stmt): New.
5484 (rewrite_update_stmt): Use it.
5485 (mark_use_interesting): Return early for debug stmts.
5486 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5487 stmts before replacing stmt.
5488 (move_computations_stmt): Likewise.
5489 * ira-conflicts.c (add_copies): Skip debug insns.
5490 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5491 (regstat_bb_compute_ri): Skip debug insns.
5492 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5493 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5494 check_loop_closed_ssa_stmt): Skip debug stmts.
5495 * tree-tailcall.c (find_tail_calls): Likewise.
5496 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5497 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5498 (build_var_debug_value_stat): Declare.
5499 (build_var_debug_value): Define.
5500 (target_for_debug_bind): Declare.
5501 * reload.c (find_equiv_reg): Skip debug insns.
5502 * rtlanal.c (reg_used_between_p): Skip debug insns.
5503 (side_effects_p): Likewise.
5504 (canonicalize_condition): Likewise.
5505 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5506 insns never depend on debug insns.
5507 (create_ddg_dep_no_link): Likewise.
5508 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5509 Don't add inter-loop dependencies for debug insns.
5510 (build_intra_loop_deps): Likewise.
5511 (create_ddg): Count debug insns.
5512 * ddg.h (struct ddg::num_debug): New.
5513 (num_backargs): Pair up with previous int field.
5514 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5515 -fcompare-debug-second.
5516 * final.c (get_attr_length_1): Skip debug insns.
5517 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5518 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5519 (driver_self_specs): Map -fdump-final-insns to
5520 -fdump-final-insns=..
5521 (get_local_tick): New.
5522 (compare_debug_dump_opt_spec_function): Test for . argument and
5523 compute output name. Compute temp output spec without flag name.
5524 Compute -frandom-seed.
5525 (OPT): Undef after use.
5526 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5527 (average_num_loop_insns): Likewise.
5528 * params.h (MIN_NONDEBUG_INSN_UID): New.
5529 * gimple.def (GIMPLE_DEBUG): New.
5530 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5531 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5532 (merge_in_block): Fix whitespace.
5533 * toplev.c (flag_var_tracking): Update comment.
5534 (flag_var_tracking_assignments): New.
5535 (flag_var_tracking_assignments_toggle): New.
5536 (process_options): Don't open final insns dump file if we're not
5537 going to write to it. Compute defaults for var_tracking.
5538 * df-scan.c (df_insn_rescan_debug_internal): New.
5539 (df_uses_record): Handle debug insns.
5540 * haifa-sched.c (ready): Initialize n_debug.
5541 (contributes_to_priority): Skip debug insns.
5542 (dep_list_size): New.
5544 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5545 they're ready. Disregard previous debug insns to make decisions.
5546 (queue_insn): Never queue debug insns.
5547 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5548 (schedule_insn): Don't reject debug insns because of issue rate.
5549 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5550 (queue_to_ready): Skip and discount debug insns.
5551 (choose_ready): Let debug insns through.
5552 (schedule_block): Check boundary debug insns. Discount debug
5553 insns, schedule them early. Adjust whitespace.
5554 (set_priorities): Check for boundary debug insns.
5555 (add_jump_dependencies): Use dep_list_size.
5556 (prev_non_location_insn): New.
5557 (check_cfg): Use it.
5558 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5560 (remove_unused_ivs): Reset debug stmts.
5561 * modulo-sched.c (const_iteration_count): Skip debug insns.
5562 (res_MII): Discount debug insns.
5563 (loop_single_full_bb_p): Skip debug insns.
5564 (sms_schedule): Likewise.
5565 (sms_schedule_by_order): Likewise.
5566 (ps_has_conflicts): Likewise.
5567 * caller-save.c (refmarker_fn): New.
5568 (save_call_clobbered_regs): Replace regs with saved mem in
5570 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5571 Call refmarker_fn mark for hardregnos.
5572 (mark_reg_as_referenced): New.
5573 (replace_reg_with_saved_mem): New.
5574 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5575 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5577 (cse_extended_basic_block): Skip debug insns.
5578 (count_reg_usage): Likewise.
5579 (is_dead_reg): New, split out of...
5580 (set_live_p): ... here.
5581 (insn_live_p): Use it for debug insns.
5582 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5583 (execute_optimize_stdarg): Likewise.
5584 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5585 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5586 changes in debug stmts as changes.
5587 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5588 (moveup_expr): Don't move across debug insns. Don't move
5589 debug insn if it would create a bookkeeping block.
5590 (moveup_expr_cached): Don't use cache for debug insns that
5591 are heads of blocks.
5592 (compute_av_set_inside_bb): Skip debug insns.
5593 (sel_rank_for_schedule): Schedule debug insns first. Remove
5595 (block_valid_for_bookkeeping_p); Support lax searches.
5596 (create_block_for_bookkeeping): Adjust block numbers when
5597 encountering debug-only blocks.
5598 (find_place_for_bookkeeping): Deal with debug-only blocks.
5599 (generate_bookkeeping_insn): Accept no place to insert.
5600 (remove_temp_moveop_nops): New argument full_tidying.
5601 (prepare_place_to_insert): Deal with debug insns.
5602 (advance_state_on_fence): Debug insns don't start cycles.
5603 (update_boundaries): Take fence as argument. Deal with
5605 (schedule_expr_on_boundary): No full_tidying on debug insns.
5606 (fill_insns): Deal with debug insns.
5607 (track_scheduled_insns_and_blocks): Don't count debug insns.
5608 (need_nop_to_preserve_insn_bb): New, split out of...
5609 (remove_insn_from_stream): ... this.
5610 (fur_orig_expr_not_found): Skip debug insns.
5611 * rtl.def (VALUE): Move up.
5613 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5614 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5615 Set it if debug stmts are found.
5616 (statement_sink_location): Skip debug stmts. Propagate
5617 moving defs into debug stmts.
5618 * ifcvt.c (first_active_insn): Skip debug insns.
5619 (last_active_insns): Likewise.
5620 (cond_exec_process_insns): Likewise.
5621 (noce_process_if_block): Likewise.
5622 (check_cond_move_block): Likewise.
5623 (cond_move_convert_if_block): Likewise.
5624 (block_jumps_and_fallthru_p): Likewise.
5625 (dead_or_predicable): Likewise.
5626 * dwarf2out.c (debug_str_hash_forced): New.
5627 (find_AT_string): Add comment.
5628 (gen_label_for_indirect_string): New.
5629 (get_debug_string_label): New.
5630 (AT_string_form): Use it.
5631 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5632 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5633 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5634 several operations that cannot be represented with DWARF opcodes.
5635 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5636 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5637 (dwarf2out_var_location): Take during-call mark into account.
5638 (output_indirect_string): Update comment. Output if there are
5639 label and references.
5640 (prune_indirect_string): New.
5641 (prune_unused_types): Call it if debug_str_hash_forced.
5642 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5643 (dw_long_long_const): Remove.
5644 (struct dw_val_struct): Change val_long_long type to rtx.
5645 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5646 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5647 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5648 component instead of HOST_BITS_PER_LONG.
5649 (output_loc_operands): Likewise. For const8* assert
5650 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5651 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5652 rather than HOST_BITS_PER_LONG is >= 64.
5653 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5655 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5656 HOST_BITS_PER_LONG for dw_val_class_long_long.
5657 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5658 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5659 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5661 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5662 Handle DW_OP_implicit_value.
5663 (extract_int): Move prototype earlier.
5664 (mem_loc_descriptor): For SUBREG punt if inner
5665 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5666 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5667 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5668 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5669 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5670 instead of Pmode size.
5671 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5672 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5673 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5674 (concat_loc_descriptor, concatn_loc_descriptor,
5675 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5676 (add_location_or_const_value_attribute): Likewise. For single
5677 location loc_lists attempt to use add_const_value_attribute
5678 for constant decls. Add DW_AT_const_value even if
5679 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5681 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5682 (control_flow_insn_p): Likewise.
5683 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5684 (separate_decls_in_region_debug_bind): New.
5685 (separate_decls_in_region): Process debug bind stmts afterwards.
5686 * recog.c (verify_changes): Handle debug insns.
5687 (extract_insn): Likewise.
5688 (peephole2_optimize): Skip debug insns.
5689 * dse.c (scan_insn): Skip debug insns.
5690 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5692 (setup_id_for_insn): Handle debug insns.
5693 (maybe_tidy_empty_bb): Adjust whitespace.
5694 (tidy_control_flow): Skip debug insns.
5695 (sel_remove_insn): Adjust for debug insns.
5696 (sel_estimate_number_of_insns): Skip debug insns.
5697 (create_insn_rtx_from_pattern): Handle debug insns.
5698 (create_copy_of_insn_rtx): Likewise.
5699 * sel-sched-.h (sel_bb_end): Declare.
5700 (sel_bb_empty_or_nop_p): New.
5701 (get_all_loop_exits): Use it.
5702 (_eligible_successor_edge_p): Likewise.
5703 (return_nop_to_pool): Adjust.
5704 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5705 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5706 * gimple-pretty-print.c (dump_gimple_debug): New.
5707 (dump_gimple_stmt): Use it.
5708 (dump_bb_header): Skip gimple debug stmts.
5709 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5710 (fixup_match_2): Likewise.
5711 (regmove_backward_pass): Likewise. Simplify combined
5712 replacement. Handle debug insns.
5713 * function.c (instantiate_virtual_regs): Handle debug insns.
5714 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5715 * print-rtl.h: Include cselib.h.
5716 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5717 * df.h (df_inns_rescan_debug_internal): Declare.
5718 * gcse.c (alloc_hash_table): Estimate n_insns.
5719 (cprop_insn): Don't regard debug insns as changes.
5720 (bypass_conditional_jumps): Skip debug insns.
5721 (one_pre_gcse_pass): Adjust.
5722 (one_code_hoisting_pass): Likewise.
5723 (compute_ld_motion_mems): Skip debug insns.
5724 (one_cprop_pass): Adjust.
5725 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5726 (if_convertible_stmt_p): Handle debug stmts.
5727 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5728 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5729 * ira-build.c (create_bb_allocnos): Skip debug insns.
5730 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5731 (has_single_use): Likewise.
5732 (single_imm_use): Likewise.
5733 (num_imm_uses): Likewise.
5734 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5735 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5736 (create_outofssa_var_map): Likewise.
5737 * lower-subreg.c (adjust_decomposed_uses): New.
5738 (resolve_debug): New.
5739 (decompose_multiword_subregs): Use it.
5740 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5741 * emit-rtl.c: Include params.h.
5742 (cur_debug_insn_uid): Define.
5743 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5744 (copy_rtx_if_shared_1): Handle debug insns.
5745 (reset_used_flags): Likewise.
5746 (set_used_flags): LIkewise.
5747 (get_max_insn_count): New.
5748 (next_nondebug_insn): New.
5749 (prev_nondebug_insn): New.
5750 (make_debug_insn_raw): New.
5751 (emit_insn_before_noloc): Handle debug insns.
5752 (emit_jump_insn_before_noloc): Likewise.
5753 (emit_call_insn_before_noloc): Likewise.
5754 (emit_debug_insn_before_noloc): New.
5755 (emit_insn_after_noloc): Handle debug insns.
5756 (emit_jump_insn_after_noloc): Likewise.
5757 (emit_call_insn_after_noloc): Likewise.
5758 (emit_debug_insn_after_noloc): Likewise.
5759 (emit_insn_after): Take loc from earlier non-debug insn.
5760 (emit_jump_insn_after): Likewise.
5761 (emit_call_insn_after): Likewise.
5762 (emit_debug_insn_after_setloc): New.
5763 (emit_debug_insn_after): New.
5764 (emit_insn_before): Take loc from later non-debug insn.
5765 (emit_jump_insn_before): Likewise.
5766 (emit_call_insn_before): Likewise.
5767 (emit_debug_insn_before_setloc): New.
5768 (emit_debug_insn_before): New.
5769 (emit_insn): Handle debug insns.
5770 (emit_debug_insn): New.
5771 (emit_jump_insn): Handle debug insns.
5772 (emit_call_insn): Likewise.
5774 (init_emit): Take min-nondebug-insn-uid into account.
5775 Initialize cur_debug_insn_uid.
5776 (emit_copy_of_insn_after): Handle debug insns.
5777 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5778 location of single rhs in place.
5779 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5780 (floor_sdiv_adjust): New.
5781 (cell_sdiv_adjust): New.
5782 (cell_udiv_adjust): New.
5783 (round_sdiv_adjust): New.
5784 (round_udiv_adjust): New.
5785 (wrap_constant): Moved from cselib.
5786 (unwrap_constant): New.
5787 (expand_debug_expr): New.
5788 (expand_debug_locations): New.
5789 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5791 (gimple_expand_cfg): Expand debug locations.
5792 * cselib.c: Include tree-pass.h.
5793 (struct expand_value_data): New.
5794 (cselib_record_sets_hook): New.
5795 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5796 (cselib_clear_table): Move, and implemnet in terms of...
5797 (cselib_reset_table_with_next_value): ... this.
5798 (cselib_get_next_unknown_value): New.
5799 (discard_useless_locs): Don't discard preserved values.
5800 (cselib_preserve_value): New.
5801 (cselib_preserved_value_p): New.
5802 (cselib_preserve_definitely): New.
5803 (cselib_clear_preserve): New.
5804 (cselib_preserve_only_values): New.
5805 (new_cselib_val): Take rtx argument. Dump it in details.
5806 (cselib_lookup_mem): Adjust.
5807 (expand_loc): Take regs_active in struct. Adjust. Silence
5808 dumps unless details are requested.
5809 (cselib_expand_value_rtx_cb): New.
5810 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5811 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5812 without details. Copy more subregs. Try to resolve values
5813 using a callback. Wrap constants.
5814 (cselib_subst_to_values): Adjust.
5815 (cselib_log_lookup): New.
5816 (cselib_lookup): Call it.
5817 (cselib_invalidate_regno): Don't count preserved values as useless.
5818 (cselib_invalidate_mem): Likewise.
5819 (cselib_record_set): Likewise.
5820 (struct set): Renamed to cselib_set, moved to cselib.h.
5821 (cselib_record_sets): Adjust. Call hook.
5822 (cselib_process_insn): Reset table when it would be cleared.
5823 (dump_cselib_val): New.
5824 (dump_cselib_table): New.
5825 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5826 (remove_forwarder_block): Support moving debug stmts.
5827 * cselib.h (cselib_record_sets_hook): Declare.
5828 (cselib_expand_callback): New type.
5829 (cselib_expand_value_rtx_cb): Declare.
5830 (cselib_reset_table_with_next_value): Declare.
5831 (cselib_get_next_unknown_value): Declare.
5832 (cselib_preserve_value): Declare.
5833 (cselib_preserved_value_p): Declare.
5834 (cselib_preserve_only_values): Declare.
5835 (dump_cselib_table): Declare.
5836 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5837 (try_crossjump_to_edge): Likewise.
5838 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5839 dominated blocks when debug stmts are present.
5840 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5841 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5842 (set_var_live_on_entry): Likewise.
5843 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5844 * cfglayout.c (curr_location, last_location): Make static.
5845 (set_curr_insn_source_location): Don't avoid bouncing.
5846 (get_curr_insn_source_location): New.
5847 (get_curr_insn_block): New.
5848 (duplicate_insn_chain): Handle debug insns.
5849 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5851 * common.opt (fcompare-debug): Move to sort order.
5852 (fdump-unnumbered-links): Likewise.
5853 (fvar-tracking-assignments): New.
5854 (fvar-tracking-assignments-toggle): New.
5855 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5856 because of debug stmts.
5857 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5858 (eliminate_unnecessary_stmts): Walk dominated blocks before
5860 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5861 * ira.c (memref_used_between_p): Skip debug insns.
5862 (update_equiv_regs): Likewise.
5863 * sched-deps.c (sd_lists_size): Accept empty list.
5864 (sd_init_insn): Mark debug insns.
5865 (sd_finish_insn): Unmark them.
5866 (sd_add_dep): Reject non-debug deps on debug insns.
5867 (fixup_sched_groups): Give debug insns group treatment.
5869 (sched_analyze_reg): Don't mark debug insns for sched before call.
5870 (sched_analyze_2): Handle debug insns.
5871 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5873 (deps_analyze_insn): Handle debug insns.
5874 (deps_start_bb): Skip debug insns.
5875 (init_deps): Initialize last_debug_insn.
5876 * tree-ssa.c (target_for_debug_bind): New.
5877 (find_released_ssa_name): New.
5878 (propagate_var_def_into_debug_stmts): New.
5879 (propagate_defs_into_debug_stmts): New.
5880 (verify_ssa): Skip debug bind stmts without values.
5881 (warn_uninialized_vars): Skip debug stmts.
5882 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5883 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5884 (rtx_equal_p): Likewise.
5885 * ira-costs.c (scan_one_insn): Skip debug insns.
5886 (process_bb_node_for_hard_reg_moves): Likewise.
5887 * rtl.h (DEBUG_INSN_P): New.
5888 (NONDEBUG_INSN_P): New.
5889 (MAY_HAVE_DEBUG_INSNS): New.
5890 (INSN_P): Accept debug insns.
5891 (RTX_FRAME_RELATED_P): Likewise.
5892 (INSN_DELETED_P): Likewise
5893 (PAT_VAR_LOCATION_DECL): New.
5894 (PAT_VAR_LOCATION_LOC): New.
5895 (PAT_VAR_OCATION_STATUS): New.
5896 (NOTE_VAR_LOCATION_DECL): Reimplement.
5897 (NOTE_VAR_LOCATION_LOC): Likewise.
5898 (NOTE_VAR_LOCATION_STATUS): Likewise.
5899 (INSN_VAR_LOCATION): New.
5900 (INSN_VAR_LOCATION_DECL): New.
5901 (INSN_VAR_LOCATION_LOC): New.
5902 (INSN_VAR_LOCATION_STATUS): New.
5903 (gen_rtx_UNKNOWN_VAR_LOC): New.
5904 (VAR_LOC_UNKNOWN_P): New.
5905 (NOTE_DURING_CALL_P): New.
5906 (SCHED_GROUP_P): Accept debug insns.
5907 (emit_debug_insn_before): Declare.
5908 (emit_debug_insn_before_noloc): Declare.
5909 (emit_debug_insn_beore_setloc): Declare.
5910 (emit_debug_insn_after): Declare.
5911 (emit_debug_insn_after_noloc): Declare.
5912 (emit_debug_insn_after_setloc): Declare.
5913 (emit_debug_insn): Declare.
5914 (make_debug_insn_raw): Declare.
5915 (prev_nondebug_insn): Declare.
5916 (next_nondebug_insn): Declare.
5917 (delegitimize_mem_from_attrs): Declare.
5918 (get_max_insn_count): Declare.
5919 (wrap_constant): Declare.
5920 (unwrap_constant): Declare.
5921 (get_curr_insn_source_location): Declare.
5922 (get_curr_insn_block): Declare.
5923 * tree-inline.c (insert_debug_decl_map): New.
5924 (processing_debug_stmt): New.
5925 (remap_decl): Don't create new mappings in debug stmts.
5926 (remap_gimple_op_r): Don't add references in debug stmts.
5927 (copy_tree_body_r): Likewise.
5928 (remap_gimple_stmt): Handle debug bind stmts.
5929 (copy_bb): Skip debug stmts.
5930 (copy_edges_for_bb): Likewise.
5931 (copy_debug_stmt): New.
5932 (copy_debug_stmts): New.
5933 (copy_body): Copy debug stmts at the end.
5934 (insert_init_debug_bind): New.
5935 (insert_init_stmt): Take id. Skip and emit debug stmts.
5936 (setup_one_parameter): Remap variable earlier, register debug mapping.
5937 (estimate_num_insns): Skip debug stmts.
5938 (expand_call_inline): Preserve debug_map.
5939 (optimize_inline_calls): Check for no debug_stmts left-overs.
5940 (unsave_expr_now): Preserve debug_map.
5941 (copy_gimple_seq_and_replace_locals): Likewise.
5942 (tree_function_versioning): Check for no debug_stmts left-overs.
5943 Init and destroy debug_map as needed. Split edges unconditionally.
5944 (build_duplicate_type): Init and destroy debug_map as needed.
5945 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5946 (struct copy_body_data): Add debug_stmts and debug_map.
5947 * sched-int.h (struct ready_list): Add n_debug.
5948 (struct deps): Add last_debug_insn.
5949 (DEBUG_INSN_SCHED_P): New.
5950 (BOUNDARY_DEBUG_INSN_P): New.
5951 (SCHEDULE_DEBUG_INSN_P): New.
5952 (sd_iterator_cond): Accept empty list.
5953 * combine.c (create_log_links): Skip debug insns.
5954 (combine_instructions): Likewise.
5955 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5956 return value is always unshared.
5957 (struct rtx_subst_pair): New.
5958 (auto_adjust_pair): New.
5959 (propagate_for_debug_subst): New.
5960 (propagate_for_debug): New.
5961 (try_combine): Skip debug insns. Propagate removed defs into
5963 (next_nonnote_nondebug_insn): New.
5964 (distribute_notes): Use it. Skip debug insns.
5965 (distribute_links): Skip debug insns.
5966 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5967 * resource.c (mark_target_live_regs): Likewise.
5968 * var-tracking.c: Include cselib.h and target.h.
5969 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5971 (micro_operation_type_name): New.
5972 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5973 (struct micro_operation_def): Update comments.
5974 (decl_or_value): New type. Use instead of decls.
5975 (struct emit_note_data_def): Add vars.
5976 (struct attrs_def): Use decl_or_value.
5977 (struct variable_tracking_info_def): Add permp, flooded.
5978 (struct location_chain_def): Update comment.
5979 (struct variable_part_def): Use decl_or_value.
5980 (struct variable_def): Make var_part a variable length array.
5982 (scratch_regs): New.
5983 (cselib_hook_called): New.
5984 (dv_is_decl_p): New.
5985 (dv_is_value_p): New.
5988 (dv_as_opaque): New.
5989 (dv_onepart_p): New.
5991 (IS_DECL_CODE): New.
5992 (check_value_is_not_decl): New.
5993 (dv_from_decl): New.
5994 (dv_from_value): New.
5995 (dv_htab_hash): New.
5996 (variable_htab_hash): Use it.
5997 (variable_htab_eq): Support values.
5998 (variable_htab_free): Free from the right pool.
5999 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6000 (attrs_list_union): Adjust.
6001 (attrs_list_mpdv_union): New.
6002 (tie_break_pointers): New.
6003 (canon_value_cmp): New.
6004 (unshare_variable): Return possibly-modified slot.
6005 (vars_copy_1): Adjust.
6006 (var_reg_decl_set): Adjust. Split out of...
6007 (var_reg_set): ... this.
6008 (get_init_value): Adjust.
6009 (var_reg_delete_and_set): Adjust.
6010 (var_reg_delete): Adjust.
6011 (var_regno_delete): Adjust.
6012 (var_mem_decl_set): Split out of...
6013 (var_mem_set): ... this.
6014 (var_mem_delete_and_set): Adjust.
6015 (var_mem_delete): Adjust.
6019 (variable_union): Adjust. Speed up merge of 1-part vars.
6020 (variable_canonicalize): Use unshared slot.
6021 (VALUED_RECURSED_INTO): New.
6022 (find_loc_in_1pdv): New.
6023 (struct dfset_merge): New.
6024 (insert_into_intersection): New.
6025 (intersect_loc_chains): New.
6027 (canonicalize_loc_order_check): New.
6028 (canonicalize_values_mark): New.
6029 (canonicalize_values_star): New.
6030 (variable_merge_over_cur): New.
6031 (variable_merge_over_src): New.
6032 (dataflow_set_merge): New.
6033 (dataflow_set_equiv_regs): New.
6034 (remove_duplicate_values): New.
6035 (struct dfset_post_merge): New.
6036 (variable_post_merge_new_vals): New.
6037 (variable_post_merge_perm_vals): New.
6038 (dataflow_post_merge_adjust): New.
6039 (find_mem_expr_in_1pdv): New.
6040 (dataflow_set_preserve_mem_locs): New.
6041 (dataflow_set_remove_mem_locs): New.
6042 (dataflow_set_clear_at_call): New.
6043 (onepart_variable_different_p): New.
6044 (variable_different_p): Use it.
6045 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6046 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6048 (track_loc_p): Pass it true.
6049 (struct count_use_info): New.
6050 (find_use_val): New.
6051 (replace_expr_with_values): New.
6053 (use_type): New, partially split out of...
6054 (count_uses): ... this. Count new micro-ops.
6055 (count_uses_1): Adjust.
6056 (count_stores): Adjust.
6057 (count_with_sets): New.
6058 (VAL_NEEDS_RESOLUTION): New.
6059 (VAL_HOLDS_TRACK_EXPR): New.
6060 (VAL_EXPR_IS_COPIED): New.
6061 (VAL_EXPR_IS_CLOBBERED): New.
6062 (add_uses): Adjust. Generate new micro-ops.
6063 (add_uses_1): Adjust.
6064 (add_stores): Generate new micro-ops.
6065 (add_with_sets): New.
6066 (find_src_status): Adjust.
6067 (find_src_set_src): Adjust.
6068 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6069 Handle new micro-ops. Canonicalize value equivalances.
6070 (vt_find_locations): Compute total size of hash tables for
6071 dumping. Perform merge for var-tracking-assignments. Don't
6072 disregard single-block loops.
6073 (dump_attrs_list): Handle decl_or_value.
6074 (dump_variable): Take variable. Deal with decl_or_value.
6075 (dump_variable_slot): New.
6076 (dump_vars): Use it.
6077 (dump_dataflow_sets): Adjust.
6078 (set_slot_part): New, extended to support one-part variables
6079 after splitting out of...
6080 (set_variable_part): ... this.
6081 (clobber_slot_part): New, split out of...
6082 (clobber_variable_part): ... this.
6083 (delete_slot_part): New, split out of...
6084 (delete_variable_part): .... this.
6085 (check_wrap_constant): New.
6086 (vt_expand_loc_callback): New.
6087 (vt_expand_loc): New.
6088 (emit_note_insn_var_location): Adjust. Handle values. Handle
6089 EMIT_NOTE_AFTER_CALL_INSN.
6090 (emit_notes_for_differences_1): Adjust. Handle values.
6091 (emit_notes_for_differences_2): Likewise.
6092 (emit_notes_for_differences): Adjust.
6093 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6094 Adjust. Handle new micro-ops.
6095 (vt_add_function_parameters): Adjust. Create and bind values.
6096 (vt_initialize): Adjust. Initialize scratch_regs and
6097 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6098 operations. Move some code to count_with_sets and add_with_sets.
6099 (delete_debug_insns): New.
6100 (vt_debug_insns_local): New.
6101 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6103 (var_tracking_main): If var-tracking-assignments is enabled
6104 but var-tracking isn't, delete debug insns and leave. Likewise
6105 if we exceed limits or fail the stack adjustments tests, and
6106 after all var-tracking processing.
6107 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6108 (dataflow_set): Add traversed_vars.
6109 (value_chain, const_value_chain): New typedefs.
6110 (value_chain_pool, value_chains): New variables.
6111 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6112 add_value_chains, add_cselib_value_chains, remove_value_chain,
6113 remove_value_chains, remove_cselib_value_chains): New functions.
6114 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6115 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6117 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6118 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6119 (dst_can_be_shared): New variable.
6120 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6121 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6122 different from set->vars, look up slot again instead of using the
6124 (dataflow_set_init): Initialize traversed_vars.
6125 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6126 lookup if set->vars is shared. Don't keep slot cleared before
6127 calling unshare_variable. Unshare set->vars if needed. Adjust
6128 unshare_variable callers. Clear dst_can_be_shared if needed.
6129 Even ->refcount == 1 vars must be unshared if set->vars is shared
6130 and var needs to be modified.
6131 (dataflow_set_union): Set traversed_vars during canonicalization.
6132 (VALUE_CHANGED, DECL_CHANGED): Define.
6133 (set_dv_changed, dv_changed_p): New static inlines.
6134 (track_expr_p): Clear DECL_CHANGED.
6135 (dump_dataflow_sets): Set it.
6136 (variable_was_changed): Call set_dv_changed.
6137 (emit_note_insn_var_location): Likewise.
6138 (changed_variables_stack): New variable.
6139 (check_changed_vars_1, check_changed_vars_2): New functions.
6140 (emit_notes_for_changes): Do nothing if changed_variables is
6141 empty. Traverse changed_variables with check_changed_vars_1,
6142 call check_changed_vars_2 on each changed_variables_stack entry.
6143 (emit_notes_in_bb): Add SET argument. Just clear it at the
6144 beginning, use it instead of local &set, don't destroy it at the end.
6145 (vt_emit_notes): Call dataflow_set_clear early on all
6146 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6147 computed set, dataflow_set_clear also VTI(bb)->in when we are
6148 done with the basic block. Initialize changed_variables_stack,
6149 free it afterwards. If ENABLE_CHECKING verify that after noting
6150 differences to an empty set value_chains hash table is empty.
6151 (vt_initialize): Initialize value_chains and value_chain_pool.
6152 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6153 (variable_tracking_main): Call dump_dataflow_sets before calling
6154 vt_emit_notes, not after it.
6155 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6156 (propagate_var_def_into_debug_stmts): Declare.
6157 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6158 (df_set_note): Reject debug insns.
6159 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6160 add notes to debug insns.
6161 (df_note_bb_compute): Adjust. Likewise.
6162 (df_simulate_uses): Skip debug insns.
6163 (df_simulate_initialize_backwards): Likewise.
6164 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6165 (subst_stack_regs_pat): Reject debug insns.
6166 (convert_regs_1): Handle debug insns.
6167 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6168 (print-rtl.o): Depend on cselib.h.
6169 (cselib.o): Depend on TREE_PASS_H.
6170 (var-tracking.o): Depend on cselib.h and TARGET_H.
6171 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6172 (init_ready_list): Skip boundary debug insns.
6173 (add_branch_dependences): Skip debug insns.
6174 (free_block_dependencies): Check for blocks with only debug insns.
6175 (compute_priorities): Likewise.
6176 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6177 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6179 (gimple_build_debug_bind_stat): New.
6180 (empty_body_p): Skip debug stmts.
6181 (gimple_has_side_effects): Likewise.
6182 (gimple_rhs_has_side_effects): Likewise.
6183 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6184 (gimple_build_debug_bind_stat): Declare.
6185 (gimple_build_debug_bind): Define.
6186 (is_gimple_debug): New.
6187 (gimple_debug_bind_p): New.
6188 (gimple_debug_bind_get_var): New.
6189 (gimple_debug_bind_get_value): New.
6190 (gimple_debug_bind_get_value_ptr): New.
6191 (gimple_debug_bind_set_var): New.
6192 (gimple_debug_bind_set_value): New.
6193 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6194 (gimple_debug_bind_reset_value): New.
6195 (gimple_debug_bind_has_value_p): New.
6196 (gsi_next_nondebug): New.
6197 (gsi_prev_nondebug): New.
6198 (gsi_start_nondebug_bb): New.
6199 (gsi_last_nondebug_bb): New.
6200 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6201 (print_insn): Handle DEBUG_INSN.
6202 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6203 of first insn prevail.
6204 (first_stmt): Skip debug stmts.
6205 (first_non_label_stmt): Likewise.
6206 (last_stmt): Likewise.
6207 (has_zero_uses_1): New.
6208 (single_imm_use_1): New.
6209 (verify_gimple_debug): New.
6210 (verify_types_in_gimple_stmt): Handle debug stmts.
6211 (verify_stmt): Likewise.
6212 (debug_loop_num): Skip debug stmts.
6213 (remove_edge_and_dominated_blocks): Remove dominators last.
6214 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6215 (linearize_expr): Likewise.
6216 * config/i386/i386.c (ix86_delegitimize_address): Call
6217 default implementation.
6218 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6219 (group_barrier_needed): Skip debug insns.
6220 (emit_insn_group_barriers): Likewise.
6221 (emit_all_insn_group_barriers): Likewise.
6222 (ia64_variable_issue): Handle debug insns.
6223 (ia64_dfa_new_cycle): Likewise.
6224 (final_emit_insn_group_barriers): Skip debug insns.
6225 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6226 def cfa without frame.
6227 (process_set): Likewise.
6228 (process_for_unwind_directive): Pass frame on.
6229 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6230 (rs6000_delegitimize_address): New.
6231 (rs6000_debug_adjust_cost): Handle debug insns.
6232 (is_microcoded_insn): Likewise.
6233 (is_cracked_insn): Likewise.
6234 (is_nonpipeline_insn): Likewise.
6235 (insn_must_be_first_in_group): Likewise.
6236 (insn_must_be_last_in_group): Likewise.
6237 (force_new_group): Likewise.
6238 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6239 contains only debug insns.
6240 (rtl_merge_blocks): Skip debug insns.
6241 (purge_dead_edges): Likewise.
6242 (rtl_block_ends_with_call_p): Skip debug insns.
6243 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6244 (mark_reg_dependencies): Skip debug insns.
6245 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6246 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6247 * tree-ssa-threadedge.c
6248 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6249 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6250 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6251 (copyprop_hardreg_forward_1): Handle debug insns.
6252 * reload1.c (reload): Skip debug insns. Replace unassigned
6253 pseudos in debug insns with their equivalences.
6254 (eliminate_regs_in_insn): Skip debug insns.
6255 (emit_input_reload_insns): Skip debug insns at first, adjust
6257 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6258 (get_indirect_ref_operands): Pass opf_no_vops on.
6259 (get_expr_operands): Likewise. Skip debug stmts.
6260 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6262 2009-09-01 Richard Henderson <rth@redhat.com>
6264 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6265 stmt_ends_pp_p statements at least once.
6266 * tree-vrp.c (vrp_initialize): Likewise.
6267 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6269 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6272 Fix AIX bootstrap after PR debug/30161
6273 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6274 that is a GNU extension.
6275 (tmpl_value_parm_die_table): Move the definition of this global
6276 outside #ifdef DWARF2_DEBUGGING_INFO region.
6278 2009-09-01 Richard Guenther <rguenther@suse.de>
6280 * tree.c (tree_expr_size): New function.
6281 * tree.h (tree_expr_size): Declare.
6282 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6283 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6284 * langhooks.c (lhd_expr_size): Remove.
6285 * langhooks.h (struct lang_hooks): Remove expr_size.
6286 * explow.c (expr_size): Use tree_expr_size.
6287 (int_expr_size): Likewise.
6288 * langhooks-def.h (lhd_expr_size): Remove.
6289 (LANG_HOOKS_EXPR_SIZE): Likewise.
6290 (LANG_HOOKS_INITIALIZER): Adjust.
6292 2009-09-01 Richard Guenther <rguenther@suse.de>
6294 * tree-flow.h (mark_addressable): Move declaration ...
6295 * tree.h (mark_addressable): ... here.
6296 * stmt.c (expand_asm_operands): Use mark_addressable, not
6297 lang_hooks.mark_addressable.
6298 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6299 LANG_HOOKS_MARK_ADDRESSABLE.
6300 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6301 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6303 2009-08-31 Chris Demetriou <cgd@google.com>
6305 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6306 vectorize if not TARGET_SSE2.
6308 2009-08-31 DJ Delorie <dj@redhat.com>
6310 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6311 registers if no coprocessor is enabled.
6313 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6316 * cgraph.h (cgraph_get_node): Declare ...
6317 * cgraph.c (cgraph_get_node): ... new function.
6318 * dwarf2out.c (gen_generic_params_dies,
6319 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6320 make_ith_pack_parameter_name,
6321 append_entry_to_tmpl_value_parm_die_table,
6322 gen_remaining_tmpl_value_param_die_attribute): New functions.
6323 (gen_subprogram_die): Generate debug info for template parameters
6324 if debug info level is higher than DINFO_LEVEL_TERSE.
6325 Use tree_add_const_value_attribute_for_decl instead of
6326 tree_add_const_value_attribute.
6327 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6328 instead of tree_add_const_value_attribute.
6329 (gen_struct_or_union_type_die): Generate debug
6330 info for template parameters if debug info level is higher than
6332 (tree_add_const_value_attribute): Handle integral and pointer
6333 constants. Update comment.
6334 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6335 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6336 (reference_to_unused): Fix thinko. Remove redundant predicates from
6338 (tree_add_const_value_attribute): Make this work for constant
6340 tree_add_const_value_attribute_for_decl is to be used for variable
6342 (add_location_or_const_value_attribute): Use
6343 tree_add_const_value_attribute_for_decl now.
6344 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6345 DW_TAG_template_value_param DIEs after function DIEs have been
6347 * langhooks.h (lang_hooks_for_types): Add
6348 get_argument_pack_elems.
6349 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6350 (lang_hooks): Added get_innermost_generic_parms,
6351 get_innermost_generic_args.
6352 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6353 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6354 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6355 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6357 2009-08-31 DJ Delorie <dj@redhat.com>
6359 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6360 it once we start generating the prologue or epilogue.
6361 (mep_call_saves_register): If the frame is locked, re-use
6363 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6364 (mep_expand_prologue): Call it.
6365 (mep_expand_epilogue): Likewise.
6366 (mep_start_function): Use the same logic as mep_expand_prologue.
6367 (mep_pass_by_reference): Make logic more readable.
6368 (mep_return_in_memory): Zero-sized objects are passed in memory.
6369 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6371 2009-08-31 Richard Guenther <rguenther@suse.de>
6373 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6374 to query if the memory regions for memmove overlap.
6375 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6376 asserts on pointers, instead deal with odd trees.
6377 (ptr_derefs_may_alias_p): Likewise.
6378 (refs_may_alias_p_1): Constructor bases also never alias.
6380 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6382 * doc/install.texi (Final install): Adjust reference on where to
6383 order printed manuals.
6385 2009-08-30 Olivier Hainque <hainque@adacore.com>
6387 * dwarf2out.c (switch_to_frame_table_section): Move
6388 definition prior to first use.
6390 2009-08-30 Richard Guenther <rguenther@suse.de>
6392 PR tree-optimization/41186
6393 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6394 (ao_ref_init_from_ptr_and_size): New function.
6395 (ref_maybe_used_by_call_p_1): Be more precise tracking
6396 used ranges for builtin functions.
6397 (ref_maybe_used_by_call_p): Adjust.
6398 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6399 ranges for builtin functions.
6400 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6402 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6405 * fwprop.c (get_reg_use_in): Delete.
6406 (free_load_extend): New function.
6407 (forward_propagate_subreg): Use it.
6409 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6411 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6413 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6416 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6419 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6421 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6422 fini or fini_array section.
6424 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6426 * graphite-dependences.c (graphite_legal_transform_bb): Call
6427 pbb_remove_duplicate_pdrs.
6428 * graphite-poly.c (can_collapse_pdr): Removed.
6429 (pdr_find_duplicate): Removed.
6430 (can_collapse_pdrs): New.
6431 (pbb_remove_duplicate_pdrs): New.
6432 (new_poly_dr): Do not look for duplicates.
6433 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6434 (PBB_PDR_DUPLICATES_REMOVED): New.
6435 (pbb_remove_duplicate_pdrs): Declared.
6437 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6439 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6440 the strides by multiplying by PDR_NB_REFS.
6441 * graphite-poly.c (can_collapse_pdr): New.
6442 (pdr_find_duplicate): New.
6443 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6444 Initialize PDR_NB_REFS.
6445 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6447 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6449 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6452 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6455 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6457 * graphite-dependences.c (pddr_original_scattering): Return NULL
6458 for read-read dependence relations.
6459 * graphite-poly.h (enum poly_dr_type): Fix comment.
6462 (pdr_may_write_p): New.
6464 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6466 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6467 (struct poly_dr): Same.
6468 (new_poly_dr): Same.
6469 * graphite-poly.c (new_poly_dr): Same.
6470 * graphite-dependences.c (dot_deps): Disable call to system.
6472 2009-08-28 Cary Coutant <ccoutant@google.com>
6475 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6476 struct/union/enum types local to a function.
6478 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6479 Sebastian Pop <sebastian.pop@amd.com>
6481 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6482 pbb_strip_mine_time_depth. Changed the implementation so that
6483 transformation is expressed as a transformation on
6484 time (scatttering) dimensions. Also, ensures that the 2d+1
6485 scheduling format is preserved.
6486 (pbb_strip_mine_profitable_p): Profitability is based on the
6487 iteration number of a given time (scattering) dimension,
6488 and not on a original loop depth dimension.
6489 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6490 (pbb_do_strip_mine): Call psct_dynamic_dim.
6491 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6492 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6493 (pbb_nb_dynamic_scattering_transform): New.
6494 (psct_dynamic_dim): New.
6496 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6498 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6499 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6500 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6501 * graphite-interchange.c (build_linearized_memory_access): Same.
6502 (memory_stride_in_loop): Same.
6504 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6506 * graphite-dependences.c (pddr_original_scattering): New.
6507 (graphite_legal_transform_dr): Call pddr_original_scattering.
6510 * graphite-dependences.h (dot_deps): Declared.
6511 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6512 (print_pdr): Print PDR_ID.
6513 * graphite-poly.h (struct poly_dr): Add field id.
6516 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6518 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6520 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6521 not delete the original dependence relation.
6523 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6525 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6526 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6527 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6528 (free_poly_ddr): New.
6529 (pddr_is_empty): New.
6530 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6531 (dependence_polyhedron): Same. Remove useless gcc_assert.
6533 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6534 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6535 * graphite-dependences.h (enum poly_dependence_kind): New.
6536 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6537 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6538 (PDRP_SINK): Renamed PDDR_SINK.
6539 (PDRP_DDP): Renamed PDDR_DDP.
6541 (free_poly_ddr): Declared.
6542 * graphite-poly.c (new_scop): Use the new hash function names.
6543 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6544 into original_pddrs.
6545 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6547 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6549 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6550 bounds with LT_EXPR to make niter analysis more precise on code
6551 generated by Graphite.
6553 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6555 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6556 (graphite_legal_transform_bb): Same.
6557 (poly_drs_may_alias_p): Same.
6559 2009-08-28 Richard Guenther <rguenther@suse.de>
6561 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6563 2009-08-28 Jan Beulich <jbeulich@novell.com>
6565 * config/i386/netware.c: Include langhooks.h.
6566 (i386_nlm_encode_section_info): Simplify.
6567 (netware_override_options): Delete.
6568 * config/i386/netware.h (netware_override_options): Delete
6570 (OVERRIDE_OPTIONS): Delete definition.
6571 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6572 (ASM_COMMENT_START): Define.
6573 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6575 2009-08-28 Jan Beulich <jbeulich@novell.com>
6577 * configure.ac: For in-tree ld, do a plain version check to
6578 determine whether comdat groups are supported.
6579 * configure: Regenerate.
6581 2009-08-28 Olivier Hainque <hainque@adacore.com>
6583 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6584 always defined. Reflect definition or absence of such for
6585 COLLECT_EXPORT_LIST. Readability helper.
6586 (scanfilter): New enum, to help control what symbols
6587 are to be considered or ignored by scan_prog_file.
6588 (enum pass): Rename as "scanpass", moved together with scanfilter
6589 prior to scan_prog_file's prototype.
6590 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6591 Group prototype with the scanpass/scanfilter definitions, factorize
6592 head comments for the several implementations at the prototype.
6593 (main): Reorganize the first pass link control to let AIX
6594 drag only the needed frame tables in executables. Prevent
6595 frame tables collection during the scan aimed at static ctors.
6596 Pre-link and scan for frame tables later to compensate.
6597 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6598 A C statement to issue assembly directives that create a reference
6599 to the given DWARF table identifier label from the current function
6601 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6602 to differentiate first time section entry. Only emit a .data
6603 tables start identifier label the first time around.
6604 (switch_to_frame_table_section): New function. Helper for
6605 output_call_frame_info to switch possibly BACK into the eh_frame
6606 or the debug_frame section depending on FOR_EH.
6607 (output_call_frame_info): Use helper to first enter the proper
6609 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6610 emit a link to the frame table start label from each function
6612 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6613 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6614 * config/rs6000/rs6000-protos.h: Declare it.
6615 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6617 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6619 * config/sh/sh.c (split_branches): Check the result of
6622 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6624 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6625 using -pthread -fopenmp
6627 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6629 * doc/service.texi (service directory): Update URL.
6631 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6633 PR rtl-optimization/40861
6634 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6635 extract word from a multi-word subreg for negative byte positions.
6637 2009-08-27 Tristan Gingold <gingold@adacore.com>
6638 Douglas B Rupp <rupp@gnat.com>
6640 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6641 (SECTION_VMS_OVERLAY): Define.
6642 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6644 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6646 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6647 common_object declarations.
6648 (ia64_section_type_flags): Set section flag for common_object.
6649 * config/ia64/ia64-protos.h
6650 (ia64_vms_output_aligned_decl_common): Declare.
6651 (ia64_vms_elf_asm_named_section): Declare.
6653 2009-08-27 Michael Matz <matz@suse.de>
6655 * expr.c (expand_expr_real_2): New function taking exploded
6656 unary or binary expression, split out from ...
6657 (expand_expr_real_1): ... here. Move over all unary/binary
6658 switch parts to above function, in particular these codes:
6659 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6660 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6661 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6662 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6663 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6664 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6665 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6666 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6667 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6668 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6669 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6670 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6671 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6672 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6673 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6674 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6675 VEC_PACK_FIX_TRUNC_EXPR.
6676 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6679 2009-08-27 Richard Guenther <rguenther@suse.de>
6681 * gengtype.c (main): Handle uint64_t.
6682 * ipa-utils.c (get_base_var): Indent properly.
6683 * tree-ssa-live.c (debug_scope_block): New function.
6684 * tree-flow.h (debug_scope_block): Declare.
6685 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6686 * basic-block.h (enum profile_status): Rename to
6687 enum profile_status_d.
6688 (x_profile_status): Adjust type.
6690 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6693 * dwarf2out.c (get_context_die): Declare this static function.
6694 (gen_type_die_with_usage): Make sure a DIE is a generated for
6695 the context of a typedef.
6697 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6699 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6702 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6704 * config/mips/mips-protos.h (mips_output_sync): Declare.
6705 (mips_sync_loop_insns): Likewise.
6706 (mips_output_sync_loop): Replace first two parameters with an rtx.
6707 * config/mips/mips.c (mips_multi_member): New structure.
6708 (mips_multi_members): New variable.
6709 (mips_multi_start): New function.
6710 (mips_multi_add): Likewise.
6711 (mips_multi_add_insn): Likewise.
6712 (mips_multi_add_label): Likewise.
6713 (mips_multi_last_index): Likewise.
6714 (mips_multi_copy_insn): Likewise.
6715 (mips_multi_set_operand): Likewise.
6716 (mips_multi_write): Likewise.
6717 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6718 (mips_init_print_operand_punct): Update accordingly.
6719 (mips_start_ll_sc_sync_block): New function.
6720 (mips_end_ll_sc_sync_block): Likewise.
6721 (mips_output_sync): Likewise.
6722 (mips_sync_insn1_template): Likewise.
6723 (mips_sync_insn2_template): Likewise.
6724 (mips_get_sync_operand): Likewise.
6725 (mips_process_sync_loop): Likewise.
6726 (mips_output_sync_loop): Use mips_process_sync_loop.
6727 (mips_sync_loop_insns): New function.
6728 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6729 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6730 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6731 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6732 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6733 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6734 (MIPS_SYNC_OLD_OP_12): Likewise.
6735 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6736 (MIPS_SYNC_NEW_OP_12): Likewise.
6737 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6738 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6739 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6740 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6741 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6742 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6743 * config/mips/mips.md (sync_mem): New attribute.
6744 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6745 (sync_exclusive_mask, sync_required_oldval): Likewise.
6746 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6747 (sync_release_barrier): Likewise.
6748 (length): Handle sync loops.
6749 (sync): Use mips_output_sync.
6750 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6751 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6752 and use mips_output_sync_loop.
6753 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6754 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6755 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6756 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6757 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6758 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6759 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6760 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6761 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6763 2009-08-26 Richard Guenther <rguenther@suse.de>
6766 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6767 the types to not match.
6768 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6770 * tree-ssa.c (useless_type_conversion_p): Conversions to
6771 pointers to unprototyped functions are useless.
6773 2009-08-26 Richard Guenther <rguenther@suse.de>
6775 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6776 whole-program condition, prepare to be called for non-globals.
6777 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6778 params build a representative with known type and track its fields.
6780 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6782 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6783 clearing by a taken branch.
6784 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6785 effectively after bbro pass.
6786 (sync_nand<mode>): Ditto.
6787 (sync_old_<fetchop_name><mode>): Ditto.
6788 (sync_old_nand<mode>): Ditto.
6789 (sync_new_<fetchop_name><mode>): Dito.
6790 (sync_new_nand<mode>): Ditto.
6791 (sync_compare_and_swap<mode>_1): Ditto.
6792 (*sync_compare_and_swap<mode>): Ditto.
6793 (sync_lock_test_and_set<mode>_1): Ditto.
6794 ("sync_lock_test_and_set<mode>): Ditto.
6796 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6798 * hwint.h (HOST_LONG_FORMAT): New macro
6799 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6800 Use HOST_PTR_PRINTF.
6801 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6802 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6803 (HOST_PTR_PRINTF): Document.
6805 2009-08-25 Jan Hubicka <jh@suse.cz>
6807 * config/i386/bmmintrin.h: Replace by #error.
6810 Michael Meissner <michael.meissner@amd.com>
6811 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6812 Tony Linthicum <tony.linthicum@amd.com>
6814 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6815 (TARGET_ROUND): New macro for the round/ptest instructions which
6816 are shared between SSE4.1 and SSE5.
6817 (OPTION_MASK_ISA_ROUND): Ditto.
6818 (OPTION_ISA_ROUND): Ditto.
6819 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6820 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6822 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6823 (-mfused-madd): New switch to give users control over whether the
6824 compiler optimizes to use the multiply/add SSE5 instructions.
6826 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6827 (ix86_handle_option): Turn off 3dnow if -msse5.
6828 (override_options): Add SSE5 support.
6829 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6831 (ix86_expand_sse_movcc): Add SSE5 support.
6832 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6833 vector type to the next largest size.
6834 (ix86_expand_sse5_pack): New function to use pperm to pack a
6835 vector type to the next smallest size.
6836 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6837 (IX86_BUILTIN_FMADDSD): Ditto.
6838 (IX86_BUILTIN_FMADDPS): Ditto.
6839 (IX86_BUILTIN_FMADDPD): Ditto.
6840 (IX86_BUILTIN_FMSUBSS): Ditto.
6841 (IX86_BUILTIN_FMSUBSD): Ditto.
6842 (IX86_BUILTIN_FMSUBPS): Ditto.
6843 (IX86_BUILTIN_FMSUBPD): Ditto.
6844 (IX86_BUILTIN_FNMADDSS): Ditto.
6845 (IX86_BUILTIN_FNMADDSD): Ditto.
6846 (IX86_BUILTIN_FNMADDPS): Ditto.
6847 (IX86_BUILTIN_FNMADDPD): Ditto.
6848 (IX86_BUILTIN_FNMSUBSS): Ditto.
6849 (IX86_BUILTIN_FNMSUBSD): Ditto.
6850 (IX86_BUILTIN_FNMSUBPS): Ditto.
6851 (IX86_BUILTIN_FNMSUBPD): Ditto.
6852 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6853 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6854 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6855 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6856 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6857 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6858 (IX86_BUILTIN_PPERM): Ditto.
6859 (IX86_BUILTIN_PERMPS): Ditto.
6860 (IX86_BUILTIN_PERMPD): Ditto.
6861 (IX86_BUILTIN_PMACSSWW): Ditto.
6862 (IX86_BUILTIN_PMACSWW): Ditto.
6863 (IX86_BUILTIN_PMACSSWD): Ditto.
6864 (IX86_BUILTIN_PMACSWD): Ditto.
6865 (IX86_BUILTIN_PMACSSDD): Ditto.
6866 (IX86_BUILTIN_PMACSDD): Ditto.
6867 (IX86_BUILTIN_PMACSSDQL): Ditto.
6868 (IX86_BUILTIN_PMACSSDQH): Ditto.
6869 (IX86_BUILTIN_PMACSDQL): Ditto.
6870 (IX86_BUILTIN_PMACSDQH): Ditto.
6871 (IX86_BUILTIN_PMADCSSWD): Ditto.
6872 (IX86_BUILTIN_PMADCSWD): Ditto.
6873 (IX86_BUILTIN_PHADDBW): Ditto.
6874 (IX86_BUILTIN_PHADDBD): Ditto.
6875 (IX86_BUILTIN_PHADDBQ): Ditto.
6876 (IX86_BUILTIN_PHADDWD): Ditto.
6877 (IX86_BUILTIN_PHADDWQ): Ditto.
6878 (IX86_BUILTIN_PHADDDQ): Ditto.
6879 (IX86_BUILTIN_PHADDUBW): Ditto.
6880 (IX86_BUILTIN_PHADDUBD): Ditto.
6881 (IX86_BUILTIN_PHADDUBQ): Ditto.
6882 (IX86_BUILTIN_PHADDUWD): Ditto.
6883 (IX86_BUILTIN_PHADDUWQ): Ditto.
6884 (IX86_BUILTIN_PHADDUDQ): Ditto.
6885 (IX86_BUILTIN_PHSUBBW): Ditto.
6886 (IX86_BUILTIN_PHSUBWD): Ditto.
6887 (IX86_BUILTIN_PHSUBDQ): Ditto.
6888 (IX86_BUILTIN_PROTB): Ditto.
6889 (IX86_BUILTIN_PROTW): Ditto.
6890 (IX86_BUILTIN_PROTD): Ditto.
6891 (IX86_BUILTIN_PROTQ): Ditto.
6892 (IX86_BUILTIN_PROTB_IMM): Ditto.
6893 (IX86_BUILTIN_PROTW_IMM): Ditto.
6894 (IX86_BUILTIN_PROTD_IMM): Ditto.
6895 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6896 (IX86_BUILTIN_PSHLB): Ditto.
6897 (IX86_BUILTIN_PSHLW): Ditto.
6898 (IX86_BUILTIN_PSHLD): Ditto.
6899 (IX86_BUILTIN_PSHLQ): Ditto.
6900 (IX86_BUILTIN_PSHAB): Ditto.
6901 (IX86_BUILTIN_PSHAW): Ditto.
6902 (IX86_BUILTIN_PSHAD): Ditto.
6903 (IX86_BUILTIN_PSHAQ): Ditto.
6904 (IX86_BUILTIN_FRCZSS): Ditto.
6905 (IX86_BUILTIN_FRCZSD): Ditto.
6906 (IX86_BUILTIN_FRCZPS): Ditto.
6907 (IX86_BUILTIN_FRCZPD): Ditto.
6908 (IX86_BUILTIN_CVTPH2PS): Ditto.
6909 (IX86_BUILTIN_CVTPS2PH): Ditto.
6910 (IX86_BUILTIN_COMEQSS): Ditto.
6911 (IX86_BUILTIN_COMNESS): Ditto.
6912 (IX86_BUILTIN_COMLTSS): Ditto.
6913 (IX86_BUILTIN_COMLESS): Ditto.
6914 (IX86_BUILTIN_COMGTSS): Ditto.
6915 (IX86_BUILTIN_COMGESS): Ditto.
6916 (IX86_BUILTIN_COMUEQSS): Ditto.
6917 (IX86_BUILTIN_COMUNESS): Ditto.
6918 (IX86_BUILTIN_COMULTSS): Ditto.
6919 (IX86_BUILTIN_COMULESS): Ditto.
6920 (IX86_BUILTIN_COMUGTSS): Ditto.
6921 (IX86_BUILTIN_COMUGESS): Ditto.
6922 (IX86_BUILTIN_COMORDSS): Ditto.
6923 (IX86_BUILTIN_COMUNORDSS): Ditto.
6924 (IX86_BUILTIN_COMFALSESS): Ditto.
6925 (IX86_BUILTIN_COMTRUESS): Ditto.
6926 (IX86_BUILTIN_COMEQSD): Ditto.
6927 (IX86_BUILTIN_COMNESD): Ditto.
6928 (IX86_BUILTIN_COMLTSD): Ditto.
6929 (IX86_BUILTIN_COMLESD): Ditto.
6930 (IX86_BUILTIN_COMGTSD): Ditto.
6931 (IX86_BUILTIN_COMGESD): Ditto.
6932 (IX86_BUILTIN_COMUEQSD): Ditto.
6933 (IX86_BUILTIN_COMUNESD): Ditto.
6934 (IX86_BUILTIN_COMULTSD): Ditto.
6935 (IX86_BUILTIN_COMULESD): Ditto.
6936 (IX86_BUILTIN_COMUGTSD): Ditto.
6937 (IX86_BUILTIN_COMUGESD): Ditto.
6938 (IX86_BUILTIN_COMORDSD): Ditto.
6939 (IX86_BUILTIN_COMUNORDSD): Ditto.
6940 (IX86_BUILTIN_COMFALSESD): Ditto.
6941 (IX86_BUILTIN_COMTRUESD): Ditto.
6942 (IX86_BUILTIN_COMEQPS): Ditto.
6943 (IX86_BUILTIN_COMNEPS): Ditto.
6944 (IX86_BUILTIN_COMLTPS): Ditto.
6945 (IX86_BUILTIN_COMLEPS): Ditto.
6946 (IX86_BUILTIN_COMGTPS): Ditto.
6947 (IX86_BUILTIN_COMGEPS): Ditto.
6948 (IX86_BUILTIN_COMUEQPS): Ditto.
6949 (IX86_BUILTIN_COMUNEPS): Ditto.
6950 (IX86_BUILTIN_COMULTPS): Ditto.
6951 (IX86_BUILTIN_COMULEPS): Ditto.
6952 (IX86_BUILTIN_COMUGTPS): Ditto.
6953 (IX86_BUILTIN_COMUGEPS): Ditto.
6954 (IX86_BUILTIN_COMORDPS): Ditto.
6955 (IX86_BUILTIN_COMUNORDPS): Ditto.
6956 (IX86_BUILTIN_COMFALSEPS): Ditto.
6957 (IX86_BUILTIN_COMTRUEPS): Ditto.
6958 (IX86_BUILTIN_COMEQPD): Ditto.
6959 (IX86_BUILTIN_COMNEPD): Ditto.
6960 (IX86_BUILTIN_COMLTPD): Ditto.
6961 (IX86_BUILTIN_COMLEPD): Ditto.
6962 (IX86_BUILTIN_COMGTPD): Ditto.
6963 (IX86_BUILTIN_COMGEPD): Ditto.
6964 (IX86_BUILTIN_COMUEQPD): Ditto.
6965 (IX86_BUILTIN_COMUNEPD): Ditto.
6966 (IX86_BUILTIN_COMULTPD): Ditto.
6967 (IX86_BUILTIN_COMULEPD): Ditto.
6968 (IX86_BUILTIN_COMUGTPD): Ditto.
6969 (IX86_BUILTIN_COMUGEPD): Ditto.
6970 (IX86_BUILTIN_COMORDPD): Ditto.
6971 (IX86_BUILTIN_COMUNORDPD): Ditto.
6972 (IX86_BUILTIN_COMFALSEPD): Ditto.
6973 (IX86_BUILTIN_COMTRUEPD): Ditto.
6974 (IX86_BUILTIN_PCOMEQUB): Ditto.
6975 (IX86_BUILTIN_PCOMNEUB): Ditto.
6976 (IX86_BUILTIN_PCOMLTUB): Ditto.
6977 (IX86_BUILTIN_PCOMLEUB): Ditto.
6978 (IX86_BUILTIN_PCOMGTUB): Ditto.
6979 (IX86_BUILTIN_PCOMGEUB): Ditto.
6980 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6981 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6982 (IX86_BUILTIN_PCOMEQUW): Ditto.
6983 (IX86_BUILTIN_PCOMNEUW): Ditto.
6984 (IX86_BUILTIN_PCOMLTUW): Ditto.
6985 (IX86_BUILTIN_PCOMLEUW): Ditto.
6986 (IX86_BUILTIN_PCOMGTUW): Ditto.
6987 (IX86_BUILTIN_PCOMGEUW): Ditto.
6988 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6989 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6990 (IX86_BUILTIN_PCOMEQUD): Ditto.
6991 (IX86_BUILTIN_PCOMNEUD): Ditto.
6992 (IX86_BUILTIN_PCOMLTUD): Ditto.
6993 (IX86_BUILTIN_PCOMLEUD): Ditto.
6994 (IX86_BUILTIN_PCOMGTUD): Ditto.
6995 (IX86_BUILTIN_PCOMGEUD): Ditto.
6996 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6997 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6998 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6999 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7000 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7001 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7002 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7003 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7004 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7005 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7006 (IX86_BUILTIN_PCOMEQB): Ditto.
7007 (IX86_BUILTIN_PCOMNEB): Ditto.
7008 (IX86_BUILTIN_PCOMLTB): Ditto.
7009 (IX86_BUILTIN_PCOMLEB): Ditto.
7010 (IX86_BUILTIN_PCOMGTB): Ditto.
7011 (IX86_BUILTIN_PCOMGEB): Ditto.
7012 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7013 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7014 (IX86_BUILTIN_PCOMEQW): Ditto.
7015 (IX86_BUILTIN_PCOMNEW): Ditto.
7016 (IX86_BUILTIN_PCOMLTW): Ditto.
7017 (IX86_BUILTIN_PCOMLEW): Ditto.
7018 (IX86_BUILTIN_PCOMGTW): Ditto.
7019 (IX86_BUILTIN_PCOMGEW): Ditto.
7020 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7021 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7022 (IX86_BUILTIN_PCOMEQD): Ditto.
7023 (IX86_BUILTIN_PCOMNED): Ditto.
7024 (IX86_BUILTIN_PCOMLTD): Ditto.
7025 (IX86_BUILTIN_PCOMLED): Ditto.
7026 (IX86_BUILTIN_PCOMGTD): Ditto.
7027 (IX86_BUILTIN_PCOMGED): Ditto.
7028 (IX86_BUILTIN_PCOMFALSED): Ditto.
7029 (IX86_BUILTIN_PCOMTRUED): Ditto.
7030 (IX86_BUILTIN_PCOMEQQ): Ditto.
7031 (IX86_BUILTIN_PCOMNEQ): Ditto.
7032 (IX86_BUILTIN_PCOMLTQ): Ditto.
7033 (IX86_BUILTIN_PCOMLEQ): Ditto.
7034 (IX86_BUILTIN_PCOMGTQ): Ditto.
7035 (IX86_BUILTIN_PCOMGEQ): Ditto.
7036 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7037 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7038 (enum multi_arg_type): New enum for describing the various SSE5
7039 intrinsic argument types.
7040 (bdesc_multi_arg): New table for SSE5 intrinsics.
7041 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7042 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7044 (ix86_expand_builtin): Add SSE5 intrinsic support.
7045 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7046 operand instructions.
7047 (ix86_expand_sse5_multiple_memory): New function to split the
7048 second memory reference from SSE5 instructions.
7049 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7050 (ix86_return_pops_args): Use stdarg_p to determine if the function
7051 has variable arguments.
7052 (ix86_setup_incoming_varargs): Ditto.
7053 (x86_this_parameter): Ditto.
7055 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7057 (ix86_expand_sse5_pack): Ditto.
7058 (ix86_sse5_valid_op_p): Ditto.
7059 (ix86_expand_sse5_multiple_memory): Ditto.
7061 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7062 constant for SSE5 support.
7063 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7064 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7065 (UNSPEC_SSE5_PERMUTE): Ditto.
7066 (UNSPEC_SSE5_ASHIFT): Ditto.
7067 (UNSPEC_SSE5_LSHIFT): Ditto.
7068 (UNSPEC_FRCZ): Ditto.
7069 (UNSPEC_CVTPH2PS): Ditto.
7070 (UNSPEC_CVTPS2PH): Ditto.
7071 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7073 (COM_FALSE_S): Ditto.
7074 (COM_FALSE_P): Ditto.
7075 (COM_TRUE_S): Ditto.
7076 (COM_TRUE_P): Ditto.
7077 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7078 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7080 (memory attribute): Ditto.
7081 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7082 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7083 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7084 (floor<mode>2): Ditto.
7085 (ceil<mode>2): Ditto.
7086 (btrunc<mode>2): Ditto.
7087 (nearbyintdf2): Ditto.
7088 (nearbyintsf2): Ditto.
7089 (sse_setccsf): Disable if SSE5.
7090 (sse_setccdf): Ditto.
7091 (sse5_setcc<mode>): New support for SSE5 conditional move.
7092 (sse5_pcmov_<mode>): Ditto.
7094 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7096 (SSEMODEF2P): Ditto.
7097 (ssemodesuffixf4): New mode attribute for SSE5.
7098 (ssemodesuffixf2s): Ditto.
7099 (ssemodesuffixf2c): Ditto.
7100 (sserotatemax): Ditto.
7101 (ssescalarmode): Ditto.
7102 (sse_maskcmpv4sf3): Disable if SSE5.
7103 (sse_maskcmpv2df3): Ditto.
7104 (sse_vmmaskcmpv4sf3): Ditto.
7105 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7106 (sse5_vmfmadd<mode>4): Ditto.
7107 (sse5_fmsub<mode>4): Ditto.
7108 (sse5_vmfmsub<mode>4): Ditto.
7109 (sse5_fnmadd<mode>4): Ditto.
7110 (sse5_vmfnmadd<mode>4): Ditto.
7111 (sse5_fnmsub<mode>4): Ditto.
7112 (sse5_vmfnmsub<mode>4): Ditto.
7113 (sse5i_fmadd<mode>4): Ditto.
7114 (sse5i_fmsub<mode>4): Ditto.
7115 (sse5i_fnmadd<mode>4): Ditto.
7116 (sse5i_fnmsub<mode>4): Ditto.
7117 (sse5i_vmfmadd<mode>4): Ditto.
7118 (sse5i_vmfmsub<mode>4): Ditto.
7119 (sse5i_vmfnmadd<mode>4): Ditto.
7120 (sse5i_vmfnmsub<mode>4): Ditto.
7121 (mulv16qi3): Add SSE5 support.
7123 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7124 (sse2_mulv4si3): Disable if SSE5.
7125 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7126 (sse4_1_roundps): Ditto.
7127 (sse4_1_roundsd): Ditto.
7128 (sse4_1_roundss): Ditto.
7129 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7131 (sse_maskcmpsf3): Ditto.
7132 (sse_vmmaskcmpv4sf3): Ditto.
7133 (sse2_maskcmpv2df3): Ditto.
7134 (sse2_maskcmpdf3): Ditto.
7135 (sse2_vmmaskcmpv2df3): Ditto.
7136 (sse2_eq<mode>3): Ditto.
7137 (sse2_gt<mode>3): Ditto.
7138 (sse5_pcmov_<mode>): Add SSE5 support.
7139 (vec_unpacku_hi_v16qi): Ditto.
7140 (vec_unpacks_hi_v16qi): Ditto.
7141 (vec_unpacku_lo_v16qi): Ditto.
7142 (vec_unpacks_lo_v16qi): Ditto.
7143 (vec_unpacku_hi_v8hi): Ditto.
7144 (vec_unpacks_hi_v8hi): Ditto.
7145 (vec_unpacku_lo_v8hi): Ditto.
7146 (vec_unpacks_lo_v8hi): Ditto.
7147 (vec_unpacku_hi_v4si): Ditto.
7148 (vec_unpacks_hi_v4si): Ditto.
7149 (vec_unpacku_lo_v4si): Ditto.
7150 (vec_unpacks_lo_v4si): Ditto.
7151 (sse5_pmacsww): New SSE5 intrinsic insn.
7152 (sse5_pmacssww): Ditto.
7153 (sse5_pmacsdd): Ditto.
7154 (sse5_pmacssdd): Ditto.
7155 (sse5_pmacssdql): Ditto.
7156 (sse5_pmacssdqh): Ditto.
7157 (sse5_pmacsdqh): Ditto.
7158 (sse5_pmacsswd): Ditto.
7159 (sse5_pmacswd): Ditto.
7160 (sse5_pmadcsswd): Ditto.
7161 (sse5_pmadcswd): Ditto.
7162 (sse5_pcmov_<move>): Conditional move support on SSE5.
7163 (sse5_phaddbw): New SSE5 intrinsic insn.
7164 (sse5_phaddbd): Ditto.
7165 (sse5_phaddbq): Ditto.
7166 (sse5_phaddwd): Ditto.
7167 (sse5_phaddwq): Ditto.
7168 (sse5_phadddq): Ditto.
7169 (sse5_phaddubw): Ditto.
7170 (sse5_phaddubd): Ditto.
7171 (sse5_phaddubq): Ditto.
7172 (sse5_phadduwd): Ditto.
7173 (sse5_phadduwq): Ditto.
7174 (sse5_phaddudq): Ditto.
7175 (sse5_phsubbw): Ditto.
7176 (sse5_phsubwd): Ditto.
7177 (sse5_phsubdq): Ditto.
7178 (sse5_pperm): Ditto.
7179 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7180 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7181 (sse5_pperm_sign_v8hi_v4si): Ditto.
7182 (sse5_pperm_zero_v8hi_v4si): Ditto.
7183 (sse5_pperm_sign_v4si_v2di): Ditto.
7184 (sse5_pperm_sign_v4si_v2di): Ditto.
7185 (sse5_pperm_pack_v2di_v4si): Ditto.
7186 (sse5_pperm_pack_v4si_v8hi): Ditto.
7187 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7188 (sse5_perm<mode>): New SSE5 intrinsic insn.
7189 (rotl<mode>3): Ditto.
7190 (sse5_rotl<mode>3): Ditto.
7191 (sse5_ashl<mode>3): Ditto.
7192 (sse5_lshl<mode>3): Ditto.
7193 (sse5_frcz<mode>2): Ditto.
7194 (sse5s_frcz<mode>2): Ditto.
7195 (sse5_cvtph2ps): Ditto.
7196 (sse5_cvtps2ph): Ditto.
7197 (sse5_vmmaskcmp<mode>3): Ditto.
7198 (sse5_com_tf<mode>3): Ditto.
7199 (sse5_maskcmp<mode>3): Ditto.
7200 (sse5_maskcmp_uns<mode>3): Ditto.
7201 (sse5_maskcmp_uns2<mode>3): Ditto.
7202 (sse5_pcom_tf<mode>3): Ditto.
7204 * config/i386/predicates.md (sse5_comparison_float_operator):
7205 New predicate to match the comparison operators supported by
7206 the SSE5 com instruction.
7207 (ix86_comparison_int_operator): New predicate to match just the
7208 signed int comparisons.
7209 (ix86_comparison_uns_operator): New predicate to match just the
7210 unsigned int comparisons.
7212 * doc/invoke.texi (-msse5): Add documentation.
7213 (-mfused-madd): Ditto.
7215 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7217 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7219 (x86_64-*-*): Ditto.
7221 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7223 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7224 intrinisics for SSE5.
7226 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7229 * config/i386/mmintrin-common.h: New file, to contain common
7230 instructions between SSE4.1 and SSE5.
7232 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7233 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7234 (gen_regparm_prefix): Ditto.
7236 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7237 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7238 prototype_p to determine if a function is prototyped.
7240 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7242 * c-common.c (c_common_reswords) add the alignof keyword,
7243 with same RID as __alignof and __alignof__
7245 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7247 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7248 * hooks.c (hook_bool_const_int_const_int_true): New function.
7249 * target.h (struct gcc_target): Add can_eliminate field.
7250 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7251 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7252 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7253 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7254 (elim_table): Revise comment.
7255 * system.h (CAN_ELIMINATE): Poison.
7256 * defaults.h (CAN_ELIMINATE): Remove.
7257 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7259 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7260 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7262 (alpha_vms_can_eliminate): Declare as static, change return type to
7264 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7266 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7267 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7268 (arm_can_eliminate): New function.
7270 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7271 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7272 (avr_can_eliminate): Declare as static.
7273 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7275 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7276 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7277 (bfin_can_eliminate): New function.
7279 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7280 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7281 (crx_can_eliminate): New function.
7283 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7284 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7285 (fr30_can_eliminate): New function.
7287 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7288 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7289 (frv_can_eliminate): New function.
7291 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7292 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7293 (h8300_can_eliminate): New function.
7295 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7296 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7297 (i386_can_eliminate): Declare as static, change return type to bool.
7298 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7300 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7301 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7302 (ia64_can_eliminate): New function.
7304 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7305 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7306 (iq2000_can_eliminate): New function.
7308 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7309 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7310 (m32r_can_eliminate): New function.
7312 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7313 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7314 (m68hc11_can_eliminate): New function.
7316 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7317 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7318 (m68k_can_eliminate): New function.
7320 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7321 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7322 (mep_can_eliminate): New function.
7324 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7325 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7326 (mips_can_eliminate): New function.
7328 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7329 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7330 (rs6000_can_eliminate): New function.
7332 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7333 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7334 (s390_can_eliminate): Declare as static.
7335 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7337 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7338 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7339 (score_can_eliminate): New function.
7341 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7342 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7343 (sparc_can_eliminate): Declare as static.
7344 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7346 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7347 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7348 (xstormy16_can_eliminate): New function.
7350 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7351 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7352 (v850_can_eliminate): New function.
7354 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7356 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7357 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7358 (*movdfcc_ext[1234]): Disable for IEEE mode.
7360 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7362 * gimplify.c (prepare_gimple_addressable): New static function.
7363 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7365 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7366 manually fiddling with it.
7368 2009-08-25 Michael Matz <matz@suse.de>
7370 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7371 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7373 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7374 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7375 (do_jump): Split out code for simple binary comparisons into ...
7376 (do_jump_1): ... this, taking the individual operands and code.
7377 Change callers to helper function above accordingly.
7378 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7381 2009-08-25 Michael Matz <matz@suse.de>
7383 * expr.h (struct separate_ops, sepops): New type for passing
7384 around an exploded simple expression.
7385 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7386 Use this structure instead of expression tree.
7387 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7388 expression, only its type.
7389 (expand_vec_cond_expr): Take type and individual operands instead
7391 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7392 expand_vec_shift_expr): Change prototype accordingly.
7393 * tree-vect-stmts.c (vectorizable_condition): Change call of
7394 expand_vec_cond_expr_p to pass only type.
7395 * expr.c (do_store_flags): Change prototype and implementation
7396 to take an exploded expression.
7397 (expand_expr_real_1): New local ops initialized with details
7398 of the full expression. Use it instead of full
7399 expression in calls to do_store_flags, expand_vec_cond_expr,
7400 expand_widen_pattern_expr and expand_vec_shift_expr.
7402 2009-08-25 Michael Matz <matz@suse.de>
7404 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7405 treeop2 initialized with first three operands of the full expression.
7406 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7408 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7410 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7411 (__gthread_objc_condition_allocate): Mark arguments as unused.
7412 (__gthread_objc_condition_deallocate): Likewise.
7413 (__gthread_objc_condition_wait): Likewise.
7414 (__gthread_objc_condition_broadcast): Likewise.
7415 (__gthread_objc_condition_signal): Likewise.
7416 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7417 (__gthread_objc_thread_id): Likewise.
7419 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7422 * tree-pretty-print.c (print_call_name): Print the correct call name
7423 for procedure pointer components.
7425 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7427 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7428 default_promote_function_mode when not VMS.
7430 2009-08-24 Olivier Hainque <hainque@adacore.com>
7432 * convert.c (convert_to_integer): Don't assume an input pointer is
7433 POINTER_SIZE wide. Fetch from the type instead.
7435 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7437 * configure.ac (AC_PREREQ): Bump to 2.64.
7439 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7441 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7442 (process_command): Don't search standard_exec_prefix_1 and
7443 standard_exec_prefix_2.
7445 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7447 * config/arm/arm.c (output_return_instruction): Handle for
7450 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7452 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7454 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7456 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7457 (*arm_movdf_vfp): Likewise.
7459 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7461 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7462 (vashr<mode>3): Rename from ashr<mode>3.
7463 (vlshr<mode>3): Rename from lshr<mode>3.
7465 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7468 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7469 (check_format_info_main): Use scalar_identify_flag.
7470 (check_format_types): Check for scalar size identity if
7471 scalar_identify_flag is set.
7472 (printf_length_specs): Extend by new field.
7473 (asm_fprintf_length_specs): Likewise.
7474 (gcc_diag_length_specs): Likewise.
7475 (scanf_length_specs): Likewise.
7476 (strfmon_length_specs): Likewise.
7477 (gcc_gfc_length_specs): Likewise.
7478 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7479 (ms_printf_flag_specs): Likewise.
7480 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7482 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7485 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7486 (*call_value_pop_1): Ditto.
7487 (*sibcall_pop_1): New insn pattern.
7488 (*sibcall_value_pop_1): Ditto.
7490 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7493 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7496 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7499 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7500 (get_reg_use_in): New function.
7501 (forward_propagate_subreg): Propagate through subreg of zero_extend
7504 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7506 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7507 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7509 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7511 * configure.ac: Remove --with-datarootdir, --with-docdir,
7512 --with-htmldir switches. No need to call AC_SUBST for
7513 datarootdir, docdir, htmldir any more.
7514 * configure: Regenerate.
7515 * doc/install.texi (Configuration): Document --datarootdir,
7516 --docdir, --htmldir, --pdfdir; update documentation for
7517 --infodir, --mandir.
7518 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7521 * aclocal.m4: Regenerate.
7522 * config.in: Regenerate.
7523 * configure: Regenerate.
7525 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7526 Olivier Hainque <hainque@adacore.com>
7528 * config/ia64/ia64.c: Include libfuncs.h.
7529 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7530 (ia64_expand_call): Use reg 25 on VMS.
7531 (ia64_initialize_trampoline): Fix for VMS ABI.
7532 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7533 (ia64_function_arg): Initialize reg 25 on VMS.
7534 Fix OpenVMS ABI issues for varargs.
7535 For OpenVMS, emit the Argument Information register set in the
7536 incoming/sibcall case as well.
7537 (ia64_arg_type): New function.
7538 (ia64_function_arg_advance): Keep track of cum->words.
7539 Fix OpenVMS ABI issues for varargs.
7540 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7541 (ia64_override_options): Set flag_no_common on VMS.
7542 (ia64_init_builtins): Disable FWRITE builtin.
7543 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7544 (ia64_vms_init_libfuncs): Add decc$ routines.
7545 (ia64_vms_valid_pointer_mode): New function.
7546 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7547 (ia64_promote_function_mode): New function
7548 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7549 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7550 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7551 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7552 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7553 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7554 Suppress trailing '#' if VALUE is numeric.
7555 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7556 ia64_promote_function_mode.
7557 (TARGET_VALID_POINTER_MODE): Define.
7559 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7562 * config/rs6000/rs6000.c (rs6000_override_options): Use
7563 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7566 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7567 reporting of vector + decimal/boolean/complex error.
7569 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7571 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7572 __vector double TYPE_DECL.
7574 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7576 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7577 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7578 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7579 to pointer to enum machine_mode. Update all callers as needed.
7581 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7583 * config/alpha/alpha.md (exception_receiver): Emit alternative
7584 GP load sequence if flag_reorder_blocks_and_partition is set.
7585 (*exception_receiver_2): Also enable when
7586 flag_reorder_blocks_and_partition is set.
7588 2009-08-20 Matt Rice <ratmice@gmail.com>
7589 Diego Novillo <dnovillo@google.com>
7591 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7594 2009-08-20 Richard Guenther <rguenther@suse.de>
7596 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7597 * c-tree.h (c_dup_lang_specific_decl): Remove.
7598 (struct lang_decl, struct lang_type): Move definitions ...
7599 * c-lang.h: ... here. New file.
7600 * c-decl.c: Include c-lang.h.
7601 (c_dup_lang_specific_decl): Remove.
7602 * c-typeck.c: Include c-lang.h.
7603 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7604 (c-typeck.o): Likewise.
7605 * c-config-lang.in (gtfiles): Add c-lang.h.
7606 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7609 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7611 * config/alpha/alpha.c (alpha_end_function): Do not clear
7612 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7613 this is now handled in generic code.
7615 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7617 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7618 (s390_z10_fix_long_loop_prediction): New function.
7619 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7620 (s390_reorg): Walk over the INSNs and invoke
7621 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7623 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7625 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7626 "*brx_64bit", "*brx_31bit"): New patterns.
7627 * config/s390/s390.c ('E'): New output modifier.
7629 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7630 Richard Earnshaw <richard.earnshaw@arm.com>
7632 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7633 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7635 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7637 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7639 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7640 for mode mode of operand0 when doing secondary reload for SAR.
7642 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7645 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7646 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7648 2009-08-19 Jason Merrill <jason@redhat.com>
7650 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7651 supported template depth in C++0x.
7653 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7655 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7656 free_after_compilation.
7657 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7658 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7659 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7660 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7661 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7662 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7663 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7665 2009-08-19 Ian Lance Taylor <iant@google.com>
7667 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7668 of (plus (mult (neg B) C) A).
7670 2009-08-18 Michael Matz <matz@suse.de>
7672 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7673 instead of comparing TYPE_MAIN_VARIANT for equality.
7674 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7675 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7676 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7677 * gimplify.c (goa_lhs_expr_p): Ditto and use
7678 STRIP_USELESS_TYPE_CONVERSION.
7680 2009-08-18 Michael Matz <matz@suse.de>
7682 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7683 first field in a struct.
7684 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7686 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7688 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7689 locators before emit_insn is called. Remove assert that
7691 (alpha_end_function): Clear crtl->emit structure and free insn
7692 locators if cfun->is_thunk is true.
7694 2009-08-18 Jason Merrill <jason@redhat.com>
7696 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7698 * configure.ac: Test for it.
7699 * configure, config.in: Regenerate.
7700 * doc/install.texi: Document --enable-gnu-unique-object.
7702 2009-08-18 Richard Guenther <rguenther@suse.de>
7705 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7706 pow(x,y*z) only if x is nonnegative.
7708 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7710 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7714 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7715 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7717 2009-08-17 DJ Delorie <dj@redhat.com>
7719 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7720 * config/m32c/prologue.md (epilogue_freit): New.
7722 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7723 (bank_switch_p): Likewise.
7724 (fast_interrupt_p): Likewise.
7725 (interrupt_p): Likewise.
7726 (m32c_conditional_register_usage): Round memregs size up.
7727 (need_to_save): We only need to save $a0 when we use ENTER.
7728 (interrupt_p): Check for fast_interrupt too.
7729 (bank_switch_p): New.
7730 (fast_interrupt_p): New.
7731 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7732 (m32c_emit_prolog): Support bank switching and fast interrupts.
7733 * doc/extend.texi (Function Attributes): Add bank_switch and
7736 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7738 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7739 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7741 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7743 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7744 (menu): Add IA-64/VMS Options.
7745 (IA-64/VMS Options): Likewise.
7747 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7750 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7752 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7754 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7755 (mips_pop_asm_switch): Likewise.
7756 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7758 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7759 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7760 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7761 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7762 instead of set_noreorder.
7763 (mips_output_function_prologue): Use the new functions.
7764 (mips_output_function_epilogue): Likewise.
7765 (mips_need_noat_wrapper_p): New function, split out from...
7766 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7767 Use mips_push_asm_switch and mips_pop_asm_switch.
7768 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7769 and mips_pop_asm_switch.
7770 (ASM_OUTPUT_REG_POP): Likewise.
7771 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7772 Use mips_pop_asm_switch.
7773 (mips_asm_switch): New structure.
7774 (set_noreorder, set_nomacro): Replace with...
7775 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7776 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7777 instead of set_nomacro.
7778 (fix_truncsfsi2_macro): Likewise.
7779 (cprestore): Likewise.
7780 (hazard): Use mips_noreorder instead of set_noreorder.
7781 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7783 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7785 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7786 from prev_active_insn.
7788 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7790 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7791 * config/avr/avr.c (avr_override_options): Initialize
7792 avr_current_arch variable.
7793 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7794 __AVR_HAVE_16BIT_SP__ according to the device type.
7795 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7797 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7798 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7800 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7803 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7804 generating inlined subroutine die only. We shouldn't be
7805 called for anything else.
7806 (gen_block_die): Don't generate inline subroutine debug info for
7809 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7811 * graphite-poly.c (print_pbb): Print PBB index.
7813 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7816 * graphite-interchange.c (ppl_max_for_le): Moved...
7817 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7818 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7819 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7820 * graphite-ppl.h (ppl_max_for_le): Declared.
7822 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7824 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7825 supported on all platforms.
7826 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7827 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7828 * c-pragma.c: Likewise.
7829 * target-def.h (TARGET_INITIALIZER): Remove
7830 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7831 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7833 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7835 * config/ia64/fde-vms.c: New file.
7836 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7837 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7838 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7839 (uw_frame_state_for): Only register a personality routine if it is
7840 known to be compatible with our expectations.
7841 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7842 Declare unw_table_entry stack variable and
7843 mod all calls to _Unwind_FindTableEntry to add arg.
7844 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7845 (_Unwind_FindTableEntry): Add arg to prototype.
7847 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7849 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7850 field 'signal_pfs_loc'.
7851 (uw_frame_state_for): Remove duplicate code dealing with leaf
7852 procedures without unwind info.
7853 If in the frame after unwinding through a signal handler, restore
7854 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7855 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7856 'pfs_loc' to the AR.PFS location in the signal context; instead
7857 set 'signal_pfs_loc'.
7858 Manually generate the unwind info for the AR.PFS register.
7859 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7860 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7861 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7862 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7863 instead set 'signal_pfs_loc'.
7864 Remove code preventing the AR.PFS register from being restored
7865 from the signal context.
7867 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7868 Tristan Gingold <gingold@adacore.com>
7870 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7871 * config/ia64/t-vms: New file.
7872 * config/ia64/vms64.h: New file.
7873 * config/ia64/vms.h: New file.
7874 * config/ia64/vms-crtinit.asm: New file.
7875 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7876 * config/ia64/vms-unwind.h: New file.
7878 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7880 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7883 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7886 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7888 * real.h (do_mpc_arg2): ... here.
7889 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7892 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7894 * final.c (add_debug_prefix_map): Don't use GC memory for
7895 old_prefix and new_prefix.
7897 2009-08-14 Richard Guenther <rguenther@suse.de>
7899 * ipa-prop.c (compute_complex_pass_through): If we cannot
7900 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7902 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7904 * c-lex.c (c_lex_with_flags): Increase size of local variable
7905 to avoid memory clobber.
7907 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7910 * config/i386/i386.c (ix86_fp_comparison_strategy):
7911 Only enable/disable sahf at function granularity.
7913 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7915 PR rtl-optimization/41064
7916 * reload1.c (reload_as_needed): Don't call extract_insn
7917 for known invalid replacements after calling
7918 validate_replace_rtx_group and verify_changes.
7920 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7923 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7924 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7925 ix86_expand_fp_vcond.
7926 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7927 Assert that operation is supported by ix86_expand_int_vcond.
7928 (vcondu<SSEMODE124C8:mode>): Ditto.
7930 2009-08-13 DJ Delorie <dj@redhat.com>
7932 * config/i386/djgpp-stdint.h: New.
7933 * config.gcc (djgpp): Use it.
7935 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7937 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7938 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7940 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7942 * tree-ssa-loop-prefetch.c
7943 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7944 for long-stride pruning.
7945 (compute_miss_rate): New function to compute the probability
7946 that two memory references access different cache lines.
7948 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7950 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7952 2009-08-13 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7956 use the constant pointer type.
7957 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7958 of CV qualifiers on the target pointer type.
7959 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7960 conversion check before restrict check.
7962 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7965 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7967 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7969 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7971 2009-08-12 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/41011
7974 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7975 and reference constructing.
7977 2009-08-12 Xinliang David Li <davidxl@google.com>
7979 PR tree-optimization/41012
7980 * tree-flow.h : New external interface.
7981 * gimple-low.c (check_call_arg): Change to public function.
7982 Remove argument mismatch check in lowering.
7983 * tree-inline.h (tree_can_inline_p): Interface change.
7984 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7986 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7987 Call change to tree_can_inline_p function.
7988 (cgraph_decide_inlining_incrementally): Ditto.
7990 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7992 PR tree-optimization/41031
7993 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7994 on the partition variable rather than promote_mode on the source
7995 type. Assert that the partition variable's type has the same
7996 mode as the source value's.
7998 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8000 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8001 for for_return == 2.
8002 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8004 * calls.c (expand_call): Fix typo.
8005 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8007 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8009 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8010 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8011 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8012 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8014 2009-08-12 Andrew Haley <aph@redhat.com>
8016 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8018 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8021 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8023 2009-08-12 Richard Guenther <rguenther@suse.de>
8025 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8026 * gimplify.c (gimplify_modify_expr): Do not use
8027 lang_hooks.types_compatible_p.
8028 * tree-ssa.c (useless_type_conversion_p): For aggregates
8029 just return false if the canonical types differ.
8031 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8034 * sese.c (convert_for_phi_arg): New.
8035 (add_guard_exit_phis): Use convert_for_phi_arg.
8037 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8039 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8040 unknown subscript upper bounds.
8042 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8043 Pranav Garg <pranav.garg2107@gmail.com>
8045 * graphite-interchange.c (gather_access_strides): Removed.
8046 (ppl_max_for_le): New.
8047 (build_linearized_memory_access): New.
8048 (memory_stride_in_loop): New.
8049 (pbb_interchange_profitable_p): Reimplemented.
8050 * graphite-ppl.h (ppl_new_id_map): New.
8051 (ppl_interchange): New.
8053 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8055 * graphite-interchange.c (compute_subscript): Removed.
8056 (compute_array_size_cstr): Removed.
8057 (compute_array_size_poly): Removed.
8058 (compute_array_size): Removed.
8059 (gather_access_strides_poly): Removed.
8060 (gather_access_strides): Empty.
8062 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8064 * graphite-dependences.c (dependence_polyhedron_1): Replace
8065 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8066 (graphite_legal_transform_dr): Same.
8067 (graphite_carried_dependence_level_k): Same.
8068 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8069 Initialize PDR_NB_SUBSCRIPTS.
8070 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8072 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8073 (PDR_NB_SUBSCRIPTS): New.
8074 (pdr_nb_subscripts): Removed.
8075 (pdr_dim): Simplified.
8076 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8077 with PDR_NB_SUBSCRIPTS.
8079 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8081 * graphite-interchange.c (compute_array_size): Remove use of
8083 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8084 Do not initialize PDR_DATA_CONTAINER.
8085 (print_pdr): Do not print PDR_DATA_CONTAINER.
8086 * graphite-poly.h (struct poly_dr): Remove data_container field.
8087 (PDR_DATA_CONTAINER): Removed.
8088 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8090 (build_poly_dr): Same.
8092 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8093 Sebastian Pop <sebastian.pop@amd.com>
8095 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8096 copy of the dependence polyhedron. Free the temporary objects.
8097 (graphite_carried_dependence_level_k): Free unused objects before
8100 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8102 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8103 Early return without analyzing the data dependences if no
8104 transform has been done. Call restore_scattering if the transform
8106 (graphite-interchange.c): Same.
8107 * graphite-poly.c (print_scattering_function): Test for
8109 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8110 (apply_poly_transforms): Do not gcc_assert that
8111 the transform is legal.
8112 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8113 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8114 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8115 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8116 * graphite-poly.h (struct poly_scattering): New.
8117 (struct poly_bb): Add original, transformed, and saved fields.
8118 Remove transformed_scattering, original_scattering,
8119 nb_local_variables and nb_scattering_transform fields.
8120 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8121 (poly_scattering_new): New.
8122 (poly_scattering_free): New.
8123 (poly_scattering_copy): New.
8124 (store_scattering_pbb): New.
8125 (store_scattering): New.
8126 (restore_scattering_pbb): New.
8127 (restore_scattering): New.
8128 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8129 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8131 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8133 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8136 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8138 * Makefile.in (graphite.o): Depends on PREDICT_H.
8139 * graphite.c: Include predict.h.
8140 (graphite_finalize): Call tree_estimate_probability.
8141 * predict.c (predict_loops): Do not call scev_initialize and
8143 (tree_estimate_probability_bb): New.
8144 (tree_estimate_probability): Do not initialize loops: move that
8145 code to the driver. Call tree_estimate_probability_bb.
8146 (tree_estimate_probability_driver): New.
8147 (pass_profile): Use tree_estimate_probability_driver.
8148 * predict.h (tree_estimate_probability): Declared.
8150 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8152 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8153 * graphite-dependences.c (graphite_legal_transform): Add time to
8154 TV_GRAPHITE_DATA_DEPS.
8155 (dependency_between_pbbs_p): Same.
8156 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8158 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8160 PR rtl-optimization/41033
8161 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8162 aliasing is disabled.
8164 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8166 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8167 si_mask_operand, and_load_operand, low_bitmask_operand,
8168 and_reg_operand, and_operand): New predicates.
8169 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8170 * config/mips/mips.c (and_operands_ok): New function.
8171 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8172 * config/mips/mips.md (move_type): Add ext_ins and logical.
8173 (type): Handle them.
8174 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8175 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8176 shift_shift. Remove commutative constraint modifier.
8177 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8179 (*clear_upper32_dext): Remove define_insn_and_split.
8180 (*clear_upper32): Turn this define_insn_and_split ...
8181 (splitter for ANDing register with 0xffff_ffff): .. into this.
8183 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8185 * combine.c (try_widen_shift_mode): Factor out code to check if an
8186 integer constant is a low-order bitmask from here ...
8187 * rtlanal.c (low_bitmask_len): ... to here.
8188 * rtl.h (low_bitmask_len): Declare.
8190 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8193 * config/alpha/alpha.md (addsi3): Remove expander.
8194 (addsi3): Rename from *addsi3_internal insn pattern.
8195 (subsi3): Remove expander.
8196 (subsi3): Rename from *subsi3_internal insn pattern.
8198 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8200 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8203 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8204 Eric Botcazou <botcazou@adacore.com>
8205 Douglas B Rupp <rupp@gnat.com>
8207 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8208 that records that fit in 64 bits are returned by immediate value,
8209 as required by OpenVMS Calling Standard.
8210 (function_value): Adjust for above modification.
8211 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8212 virtual_incoming_args_rtx as base object, not next_arg.
8213 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8215 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8217 * reload.c (find_reloads_subreg_address): Check the original
8218 req_equiv_mem address to detect the case where an address is
8219 not valid in the outer mode.
8221 2009-08-11 Richard Guenther <rguenther@suse.de>
8224 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8226 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8228 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8229 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8231 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8232 Douglas B Rupp <rupp@gnat.com>
8234 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8235 PT_STACK when frame_pointer_needed on OpenVMS.
8236 (alpha_pv_save_size, alpha_using_fp): Remove.
8237 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8238 with proper processing for PT_NULL.
8239 (alpha_vms_initial_elimination_offset): New function. Support for
8240 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8241 (alpha_sa_size): Force procedure type to PT_STACK when
8242 frame_pointer_needed on OpenVMS.
8243 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8244 (alpha_using_fp): Likewise.
8245 (alpha_vms_can_eliminate): Add prototype.
8246 (alpha_vms_initial_elimination_offset): Likewise.
8247 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8248 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8250 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8251 Douglas B Rupp <rupp@gnat.com>
8253 * config/alpha/alpha.c (common_object_handler): New function.
8254 (vms_attribute_table): Declare a single attribute "common_object".
8255 (vms_output_aligned_decl_common): New global function.
8256 (SECTION_VMS_OVERLAY): Delete.
8257 (SECTION_VMS_GLOBAL): Likewise.
8258 (SECTION_VMS_INITIALIZE): Likewise.
8259 (vms_asm_named_section): Remove support for above flags.
8260 (vms_section_type_flags): Delete.
8261 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8262 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8263 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8264 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8266 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8269 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8270 (sub_ddmmss): Likewise.
8272 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8275 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8278 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8281 * reload1.c (reload_as_needed): Use cancel_changes to completely
8282 undo a failed replacement attempt.
8284 2009-08-10 Richard Guenther <rguenther@suse.de>
8287 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8288 (useless_type_conversion_p): ... here. Require pointer targets
8291 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8294 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8295 loose the original type of the statement list.
8297 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8299 * config/alpha/alpha.c: Include libfuncs.h
8300 (avms_asm_output_extern): New function.
8301 (alpha_init_libfuncs): Init some decc libfuncs.
8302 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8303 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8304 (DO_CRTL_NAMES): Define.
8306 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8307 (LONG_TYPE_SIZE): Define.
8308 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8309 (SUBTARGET_SWITCHES): Define malloc64 switch.
8310 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8311 (MASK_RETURN_ADDR): Define.
8312 doc/invoke.texi (mmalloc64): Document switch.
8314 2009-08-09 Olivier Hainque <hainque@adacore.com>
8315 Douglas B Rupp <rupp@gnat.com>
8317 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8318 uses_condition_handler.
8319 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8320 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8321 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8322 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8323 (code_for_builtin): New insn codes for the new alpha_builtins.
8324 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8325 (alpha_sa_size): Account for uses_condition_handler.
8326 (alpha_expand_prologue): Likewise.
8327 (alpha_start_function): Likewise.
8328 (alpha_expand_epilogue): Likewise.
8329 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8330 establish/revert expanders.
8331 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8332 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8333 New expander, resorting to the alpha.c associated function.
8334 (builtin_revert_vms_condition_handler): Likewise.
8335 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8336 __gcc_shell_handler, the static VMS condition handler used as
8337 an indirection wrapper to the current dynamically established
8339 * config/alpha/vms-unwind.h: Complete rewrite.
8340 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8341 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8343 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8344 Douglas B Rupp <rupp@gnat.com>
8346 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8347 (alpha_need_linkage): Handle aliases. Return function symbol.
8348 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8349 Use ultimate alias target for the linkage name.
8350 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8351 by alpha_need_linkage for the function symbol.
8352 (setmemdi): Likewise.
8354 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8356 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8357 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8358 (ASM_WEAKEN_LABEL): Define.
8359 (CRT_CALL_STATIC_FUNCTION): Define.
8360 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8361 (ENDFILE_SPEC): Define.
8362 (INIT_SECTION_ASM_OP): Define.
8363 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8364 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8366 (MULTILIB_OSDIRNAMES): Define.
8367 (shlib_version): Define.
8368 (SHLIB_EXT): Define.
8369 (SHLIB_OBJS): Define.
8370 (SHLIB_NAME): Define.
8371 (SHLIB_MULTILIB): Define.
8372 (SHLIB_INSTALL): Define.
8373 (SHLIB_SYMVEC): Define.
8374 (SHLIB_SYMVECX2): Define.
8375 (SHLIB_LINK): Define.
8377 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8379 * config/alpha/alpha.c (alpha_initialize_trampoline):
8380 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8381 (alpha_start_function): Emit transfer address on nested functions
8382 for VMS trampoline call.
8383 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8384 since no longer used.
8385 * config/alpha/vms-tramp.asm: Remove.
8386 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8387 since now only data initialized at runtime.
8389 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8391 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8392 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8393 (MD_EXEC_PREFIX): Remove, no longer used.
8394 (MD_STARTFILE_PREFIX): Likewise.
8395 (INCLUDE_DEFAULTS): Likewise.
8396 * config/alpha/t-vms:
8397 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8399 2009-08-09 Richard Guenther <rguenther@suse.de>
8401 PR tree-optimization/41016
8402 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8403 (operand_precision): Remove.
8404 (integral_operand_p): Likewise.
8405 (recognize_single_bit_test): Adjust.
8407 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8409 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8410 operation overflows. Likewise non-cast unary arithmetic.
8411 If one arm of a conditional expression is always taken,
8412 inhibit evaluation warnings for the other arm. Likewise inhibit
8413 evaluation warnings for the second && or || operand if the first
8414 operand is enough to determine the result.
8415 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8417 (build_binary_op): Prevent duplicate evaluation warnings.
8419 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8421 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8422 and destination have different modes, Use promote_mode to
8423 determine the signedness of the conversion. Assert that the
8424 promoted source mode matches the destination mode. Don't pass
8425 the destination and destination mode to expand_expr if the source
8426 mode is different. Simplify conversion logic.
8428 2009-08-09 Ira Rosen <irar@il.ibm.com>
8430 PR tree-optimization/41008
8431 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8432 from condition only in case it's a comparison. Adjust checks.
8434 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8436 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8437 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8438 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8439 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8440 (dump_cand): Handle them.
8441 (struct iv_cand): New members COST_STEP and AINC_USE.
8442 (stmt_after_increment): Likewise.
8443 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8444 callers changed. Use gimple_uid comparison instead of scanning.
8445 (add_candidate_1): When looking for identical candidates, take
8446 AINC_USE into account. Set it for new candidates.
8447 (force_expr_to_var_cost): Cast target_spill_cost to int.
8448 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8449 All callers changed. Check for availability of autoinc addressing
8450 modes, both in general for a given mode, and in the specific use case.
8451 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8453 (get_computation_cost): Likewise.
8454 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8455 add_autoinc_candidates): New static functions.
8456 (add_candidate): Call add_autoinc_candidates for candidates based on
8458 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8459 (determine_use_iv_cost_address): If we have an autoinc candidate at
8460 the matching use, verify autoinc is possible and subtract the cost
8461 of the candidate's step from the cost.
8462 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8463 member of the candidate.
8464 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8465 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8467 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8469 * config.build (ia64-hp-*vms*): New target.
8470 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8472 * config.gcc (ia64-hp-*vms*): New target.
8473 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8475 * config.host (ia64-hp-*vms*): New target.
8476 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8479 2009-08-08 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/40991
8482 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8484 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8486 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8487 mode check. Do truncations in an integer mode.
8488 (force_to_mode): Handle subregs for all mode types. Only do
8489 arithmetic simplifications on integer modes.
8491 2009-08-07 Richard Guenther <rguenther@suse.de>
8493 PR tree-optimization/40999
8494 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8495 (maybe_fold_reference): Lookup constant initializers.
8496 (fold_gimple_assign): Likewise.
8498 2009-08-07 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8501 that require structural equality defer to the langhook.
8503 2009-08-07 Martin Jambor <mjambor@suse.cz>
8505 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8507 (struct ipa_pass_through_data): New type.
8508 (struct ipa_ancestor_jf_data): New type.
8509 (union jump_func_value): Removed field formal_id, added fields
8510 pass_through and ancestor.
8511 (struct ipa_param_call_note): Changed type of formal_id to int from
8513 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8514 operations jump functions and ancestor jump functions.
8515 (compute_complex_pass_through): New function.
8516 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8517 reflect changes in the jump function strucutre.
8518 (update_jump_functions_after_inlining): Ignore complex pass-through
8519 and ancestor jump functions.
8520 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8521 polynomial pass-through with operation jump functions.
8523 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8525 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8526 fde->dw_fde_begin as begin label instead of hot/cold label.
8527 Use LLSDAC label instead of LLSDA for second section lsda.
8528 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8529 label instead of LLSDA if it is true.
8530 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8532 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8533 SECTION argument. Use it as index into crtl->eh.call_site_record
8535 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8536 use it to determine how to print table entries instead of using
8537 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8538 label instead of normal begin label as base.
8539 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8540 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8541 ensure no EH range spans between sections and that landing pads
8542 are always in the corresponding section.
8543 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8544 for crtl->eh.call_site_record being an array rather than scalar.
8545 (output_one_function_exception_table): New function, copied
8546 from output_function_exception_table. Adjust
8547 dw2_size_of_call_site_table, dw2_output_call_site_table
8548 callers. For SECOND section use *C suffixed labels.
8549 (output_function_exception_table): Call
8550 output_one_function_exception_table and, when doing hot/cold
8551 partitioning, also another time for the second section.
8552 * opts.c: Include except.h.
8553 (decode_options): Allow -freorder-blocks-and-partition with
8554 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8555 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8556 * function.h (struct rtl_eh): Change call_site_record from
8557 scalar into array of 2 elements.
8559 2009-08-07 Martin Jambor <mjambor@suse.cz>
8561 * ipa-prop.c (count_formal_params_1): New function.
8562 (ipa_get_vector_of_formal_parms): New function.
8563 (get_vector_of_formal_parm_types): New function.
8564 (ipa_modify_formal_parameters): New function.
8565 (ipa_modify_call_arguments): New function.
8566 (index_in_adjustments_multiple_times_p): New function.
8567 (ipa_combine_adjustments): New function.
8568 (ipa_dump_param_adjustments): New function.
8569 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8570 (ipa_get_vector_of_formal_parms): Declare.
8571 (ipa_modify_formal_parameters): Declare.
8572 (ipa_modify_call_arguments): Declare.
8573 (ipa_combine_adjustments): Declare.
8574 (ipa_dump_param_adjustments): Declare.
8575 (build_ref_for_offset): Declare.
8576 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8577 * tree-sra.c: Include ipa-prop.c.
8578 (build_ref_for_offset): Make public.
8580 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8582 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8584 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8586 * gcc/doc/extend.texi (__builtin_extract_return_address)
8587 (__builtin_frob_return_address): Document.
8589 2009-08-06 Paul Brook <paul@codesourcery.com>
8591 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8592 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8593 implementation on ARMv6-M.
8595 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8597 * doc/extend.texi (pcs): Document new attribute for ARM.
8599 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8601 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8604 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8606 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8609 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8611 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8613 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8615 Merge ARM/hard_vfp_branch to trunk.
8617 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8619 * arm.c (libcall_eq): New function.
8620 (libcall_hash): New function.
8621 (add_libcall): New function.
8622 (arm_libcall_uses_aapcs_base): New function.
8623 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8624 libcalls using the base PCS.
8625 (arm_init_cumulative_args): Likewise.
8627 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8629 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8630 Use base ABI for conversion libfuncs between HFmode and SFmode.
8632 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8634 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8635 V4SImode as representatives of all 64-bit and 128-bit vector
8636 types. Allow vector types without vector modes.
8637 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8638 without vector modes like BLKmode.
8639 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8640 BLKmode. Avoid unsupported vector modes or TImode moves for
8642 (aapcs_vfp_allocate_return_reg): Likewise.
8643 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8644 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8646 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8648 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8649 (arm_get_pcs_model): Pass attribute arguments to
8650 arm_pcs_from_attribute.
8651 (arm_init_cumulative_args): Use base AAPCS for conversions from
8652 floating-point types to DImode.
8653 (arm_attribute_table): Add pcs attribute.
8654 (arm_handle_pcs_attribute): New.
8655 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8656 conversions from floating-point types to DImode, also declare them
8657 to use base AAPCS and declare functions they call to use base
8658 AAPCS and their RTABI names.
8660 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8662 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8663 -mfloat-abi=hard not being supported for VFP.
8665 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8667 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8668 SYMBOL_REF to hard_libcall_value.
8670 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8671 Richard Earnshaw <rearnsha@arm.com>
8673 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8674 has been put on the stack, all remaining co-processory arguments for
8675 that co-processor also go on the stack.
8677 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8679 * config/arm/arm.c (arm_return_in_memory): Handle returning
8680 vectors of suitable size in registers also for AAPCS case.
8682 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8684 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8686 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8688 ARM Hard-VFP calling convention
8689 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8690 * target.h (gcc_target): Add libcall_value to table of call hooks.
8691 * targhooks.h (default_libcall_value): Default implementation.
8692 * targhooks.c (default_libcall_value): Likewise.
8693 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8694 * optabs.c (expand_unop): Use it.
8695 * expr.h (hard_libcall_value): Pass the function RTX through.
8696 * calls.c (emit_library_call_value_1): Update call to
8698 * explow.c (hard_libcall_value): Use new target hook.
8699 * testsuite/lib/target-supports.exp
8700 (check_effective_target_arm_hard_vfp_ok): New hook.
8701 (check_effective_target_arm_neon_ok): Improve test for neon
8703 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8704 * config/arm/arm.c: Include cgraph.h
8705 (TARGET_FUNCTION_VALUE): Override default hook.
8706 (arm_pcs_default): New variable.
8707 (arm_override_options): Don't fault hard calling convention with VFP.
8708 Add support for AAPCS variants.
8709 (arm_function_value): Make static. Handle AAPCS variants.
8710 (arm_libcall_value): New function.
8711 (arm_apply_result_size): Handle VFP registers in results.
8712 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8714 (pcs_attribute_args): New variable.
8715 (arm_pcs_from_attribute): New function.
8716 (arm_get_pcs_model): New function.
8717 (aapcs_vfp_cum_init): New function.
8718 (aapcs_vfp_sub_candidate): New function.
8719 (aapcs_vfp_is_return_candidate): New function.
8720 (aapcs_vfp_is_call_candidate): New function.
8721 (aapcs_vfp_allocate): New function.
8722 (aapcs_vfp_allocate_return_reg): New function.
8723 (aapcs_vfp_advance): New function.
8724 (aapcs_cp_arg_layout): New variable.
8725 (aapcs_select_call_coproc): New function.
8726 (aapcs_select_return_coproc): New function.
8727 (aapcs_allocate_return_reg): New function.
8728 (aapcs_libcall_value): New function.
8729 (aapcs_layout_arg): New function.
8730 (arm_init_cumulative_args): Initialize AAPCS args data.
8731 (arm_function_arg): Handle AAPCS variants using new interface.
8732 (arm_arg_parital_bytes): Likewise.
8733 (arm_function_arg_advance): New function.
8734 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8735 calling conventions.
8736 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8737 * arm.h (NUM_VFP_ARG_REGS): Define.
8738 (LIBCALL_VALUE): Update.
8739 (FUNCTION_VALUE): Delete.
8740 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8741 (arm_pcs): New enum.
8742 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8743 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8744 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8745 * arm-protos.h (arm_function_arg_advance): Add.
8746 (aapcs_libcall_value): Add.
8747 (arm_function_value): Delete.
8749 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8750 H.J. Lu <hongjiu.lu@intel.com>
8753 * config/i386/i386.c (standard_sse_mode_p): Remove.
8754 (standard_sse_constant_p): Return 2 for integer mode
8755 vector_all_ones_operand when SSE2 is enabled.
8756 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8757 (ix86_expand_vector_move): Do not check for negative values from
8758 standard_sse_constant_p.
8760 2009-08-06 Richard Guenther <rguenther@suse.de>
8762 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8763 array type comparisons frontend independent.
8764 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8765 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8766 out array reference lower bound and element size operands.
8767 (ao_ref_init_from_vn_reference): Properly compute the offset
8768 for ARRAY_RANGE_REF.
8769 (vn_reference_fold_indirect): Fill out array reference lower
8770 bound and element size operands.
8771 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8772 a non gimple valued reference operand which can happen for
8773 array reference lower bound or element size.
8774 (create_component_ref_by_pieces_1): Properly generate the
8775 element size operand for array references.
8777 2009-08-06 Richard Guenther <rguenther@suse.de>
8779 PR tree-optimization/40964
8780 * tree.c (iterative_hash_host_wide_int): Export.
8781 * tree.h (iterative_hash_host_wide_int): Declare.
8782 * tree-ssa-structalias.c (heapvar_map): New struct.
8783 (heapvar_map_eq): New function.
8784 (heapvar_map_hash): Likewise.
8785 (heapvar_lookup): Adjust.
8786 (heapvar_insert): Likewise.
8787 (make_constraint_from_heapvar): Allow multiple heap variables
8788 per decl at different offsets.
8789 (init_alias_heapvars): Adjust.
8791 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8793 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8794 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8795 trailing sync if TARGET_SYNC_AFTER_SC.
8797 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8799 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8800 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8801 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8802 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8803 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8804 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8805 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8806 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8807 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8808 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8809 the prototype declaration match the definition.
8810 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8811 instructions explicitly. Add barrier_before and operands
8813 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8814 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8815 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8816 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8817 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8818 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8820 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8822 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8824 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8825 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8828 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8831 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8833 PR rtl-optimization/40924
8834 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8835 make sure canon_rtx (mem_address) isn't simpler than
8836 canon_rtx (expanded_mem_address).
8838 2009-08-05 Li Feng <nemokingdom@gmail.com>
8840 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8842 (build_scop_drs): Build alias set for each SCoP.
8844 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8846 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8847 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8848 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8849 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8850 (BASE_DRIVER_SELF_SPECS): Likewise.
8852 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8854 * tree-ssa-alias.c: Fix some comment typos.
8856 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8858 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8859 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8861 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8864 * simplify-rtx.c (simplify_binary_operation_1): Disable
8865 simplifications for decimal float operations.
8867 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8870 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8871 operand of INDIRECT_REF.
8873 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8875 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8876 constants referencing TLS symbols.
8878 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8880 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8881 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8883 2009-08-03 Richard Guenther <rguenther@suse.de>
8885 * tree.c (make_vector_type): Build a main variant first,
8886 get the canonical one and then build the variant.
8887 * tree-ssa.c (useless_type_conversion_p_1): Handle
8889 (useless_type_conversion_p): Conversions to pointers to
8890 incomplete record types are useless.
8892 2009-08-03 Richard Guenther <rguenther@suse.de>
8894 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8895 file will be created.
8896 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8897 * toplev.c (compile_file): Adjust comment.
8899 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8901 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8902 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8903 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8904 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8905 (sh_promote_function_mode): Fix typo.
8907 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8909 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8911 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8913 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8914 declaration arguments.
8916 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8918 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8919 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8920 (ix86_split_ashl): Ditto.
8921 (ix86_expand_vector_init_one_nonzero): Ditto.
8922 (ix86_expand_vector_set): Ditto.
8923 (ix86_expand_reduc_v4sf): Ditto.
8925 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8927 * explow.c (promote_function_mode): Remove assert.
8928 * config/sh/sh.c (sh_promote_function_mode): Declare.
8930 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8932 * config/pa/pa.c (pa_promote_function_mode): Declare.
8933 Change to static. Fix promote_mode call.
8935 * gthr-dce.h (CONST_CAST2): Define if not defined.
8936 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8938 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8940 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8942 * expr.c (store_constructor): Use promote_decl_mode. Remove
8943 now write-only variable unsignedp.
8944 (expand_expr_real_1): Use promote_decl_mode.
8945 * expr.h (promote_function_mode, promote_decl_mode): New.
8946 (promote_mode): Remove last argument.
8947 * function.c (assign_temp): Drop last argument of promote_mode.
8948 (assign_parm_find_data_types): Use promote_function_mode.
8949 (assign_parm_setup_reg): Likewise.
8950 (expand_function_end): Use promote_function_mode.
8951 * calls.c (initialize_argument_information): Use promote_function_mode.
8952 (precompute_arguments): Use promote_mode instead of checking if
8953 only PROMOTE_FUNCTION_MODE is defined.
8954 (expand_call): When making sibcall decisions, use promote_function_mode.
8955 Below, remove an if for targetm.calls.promote_function_return and
8956 and use promote_function_mode.
8957 (emit_library_call_value_1): Use promote_function_mode, fix bug
8958 where promote_mode was passed FOR_CALL == 0 for a return value in an
8960 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8961 * explow.c (promote_function_mode, promote_decl_mode): New.
8962 (promote_mode): Keep only the FOR_CALL == 0 case.
8963 * combine.c (setup_incoming_promotion): Remove test of
8964 promote_function_args. Use promote_function_mode.
8965 * stmt.c (expand_value_return): Use promote_decl_mode.
8966 (expand_decl): Use promote_decl_mode.
8968 * expr.c (store_constructor): Use promote_decl_mode. Remove
8969 now write-only variable unsignedp.
8970 (expand_expr_real_1): Use promote_decl_mode.
8971 * expr.h (promote_function_mode, promote_decl_mode): New.
8972 (promote_mode): Remove last argument.
8973 * function.c (assign_temp): Drop last argument of promote_mode.
8974 (assign_parm_find_data_types): Use promote_function_mode.
8975 (assign_parm_setup_reg): Likewise.
8976 (expand_function_end): Use promote_function_mode.
8977 * calls.c (initialize_argument_information): Use promote_function_mode.
8978 (precompute_arguments): Use promote_mode instead of checking if
8979 only PROMOTE_FUNCTION_MODE is defined.
8980 (expand_call): When making sibcall decisions, use promote_function_mode.
8981 Below, remove an if for targetm.calls.promote_function_return and
8982 and use promote_function_mode.
8983 (emit_library_call_value_1): Use promote_function_mode, fix bug
8984 where promote_mode was passed FOR_CALL == 0 for a return value in an
8986 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8987 * explow.c (promote_function_mode, promote_decl_mode): New.
8988 (promote_mode): Keep only the FOR_CALL == 0 case.
8989 * combine.c (setup_incoming_promotion): Remove test of
8990 promote_function_args. Use promote_function_mode.
8991 * stmt.c (expand_value_return): Use promote_decl_mode.
8992 (expand_decl): Use promote_decl_mode.
8994 * explow.c (promote_function_mode): Just call the target hook.
8995 * targhooks.c (default_promote_function_mode,
8996 default_promote_function_mode_always_promote): New.
8997 * targhooks.h (default_promote_function_mode,
8998 default_promote_function_mode_always_promote): Declare.
8999 * target.h (promote_function_args, promote_function_return): Remove.
9000 (promote_function_mode): New.
9001 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9002 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9003 (TARGET_PROMOTE_FUNCTION_MODE): New.
9004 (TARGET_CALLS): Adjust.
9005 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9006 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9008 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9009 * config/s390/s390.c (s390_promote_function_mode): ... here,
9010 with pointer handling.
9011 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9012 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9014 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9015 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9016 with pointer handling.
9017 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9018 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9020 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9021 * config/sh/sh.c (sh_promote_function_mode): New.
9022 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9023 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9025 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9026 * config/cris/cris.c (cris_promote_function_mode): ... here.
9027 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9028 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9030 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9031 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9032 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9033 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9035 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9036 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9037 complex type handling.
9038 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9039 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9041 * config/pa/pa.c (pa_promote_function_mode): New.
9042 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9043 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9045 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9046 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9047 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9048 * config/xtensa/xtensa.c: Likewise.
9049 * config/stormy16/stormy16.c: Likewise.
9050 * config/iq2000/iq2000.c: Likewise.
9051 * config/rs6000/rs6000.c: Likewise.
9052 * config/picochip/picochip.c: Likewise.
9053 * config/arc/arc.c: Likewise.
9054 * config/mcore/mcore.c: Likewise.
9055 * config/score/score.c: Likewise.
9056 * config/mips/mips.c: Likewise.
9057 * config/bfin/bfin.c: Likewise.
9058 * config/ia64/ia64.c: Likewise (disabled though).
9060 * config/frv/frv.h: Remove pointless remark.
9062 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9063 TARGET_PROMOTE_FUNCTION_ARGS,
9064 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9065 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9067 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9069 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9070 -floop-parallelize-all.
9071 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9072 flag_loop_parallelize_all.
9073 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9074 * graphite.c (graphite_transform_loops): Same.
9076 * graphite-poly.c (apply_poly_transforms): Same.
9078 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9080 PR tree-optimization/40914
9081 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9082 if set, then check the delta field of the PMF record.
9083 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9084 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9085 call is stored in the delta.
9087 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9089 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9091 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9093 * config/i386/bsd.h (ASM_BYTE): New define.
9094 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9095 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9096 .byte. Use fputs or putc instead of fprintf where appropriate.
9097 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9098 fputs or putc instead of fprintf where appropriate.
9099 * config/i386/i386elf.h: Ditto.
9100 * config/i386/sysv4.h: Ditto.
9102 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9103 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9104 (*tls_global_dynamic_64): Ditto.
9106 2009-07-31 Christian Bruel <christian.bruel@st.com>
9108 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9110 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9112 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9113 Remove dead code for MINUS.
9115 2009-07-31 Anthony Green <green@moxielogic.com>
9117 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9119 (moxie_expand_epilogue): Ditto for epilogue.
9120 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9122 (moxie_function_arg): Ditto.
9123 (moxie_pass_by_reference): Ditto.
9124 (moxie_arg_partial_bytes): Ditto.
9125 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9126 (FUNCTION_ARG_ADVANCE) Ditto.
9127 (REG_PARM_STACK_SPACE) Ditto.
9128 (FUNCTION_ARG_REGNO_P) Dito.
9130 * config.gcc: Add moxie linux config support.
9131 * gcc/config/moxie/uclinux.h: New file.
9133 2009-07-31 DJ Delorie <dj@redhat.com>
9135 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9136 (UNSPECV_SP_SWITCH_E): New.
9137 (sp_switch_1): Change to an unspec.
9138 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9140 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9141 reference the new stack's address
9143 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9145 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9146 graphite-clast-to-gimple.o, graphite-dependences.o,
9147 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9148 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9149 (graphite-blocking.o,
9150 graphite-clast-to-gimple.o, graphite-dependences.o,
9151 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9152 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9153 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9154 * cfgloop.h (struct loop): Add can_be_parallel field.
9155 * common.opt (fgraphite-identity): Moved up.
9156 (fgraphite-force-parallel): New flag.
9157 * graphite.c: Rewrite.
9158 * graphite.h: Rewrite.
9159 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9161 * toplev.c (graphite_out_file): New file descriptor.
9162 (graphite_in_file): New.
9163 (process_options): flag_graphite_force_parallel cannot be used without
9165 * tree-ssa-loop.c: Include toplev.h.
9166 (gate_graphite_transforms): Enable flag_graphite for
9167 flag_graphite_force_parallel.
9169 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9171 * ChangeLog.graphite: New.
9172 * graphite-blocking.c: New.
9173 * graphite-clast-to-gimple.c: New.
9174 * graphite-clast-to-gimple.h: New.
9175 * graphite-dependences.c: New.
9176 * graphite-dependences.h: New.
9177 * graphite-interchange.c: New.
9178 * graphite-poly.c: New.
9179 * graphite-poly.h: New.
9180 * graphite-ppl.c: New.
9181 * graphite-ppl.h: New.
9182 * graphite-scop-detection.c: New.
9183 * graphite-scop-detection.h: New.
9184 * graphite-sese-to-poly.c: New.
9185 * graphite-sese-to-poly.h: New.
9189 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9191 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9192 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9194 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9196 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9197 (scev_is_linear_expression): Return false if the evolution is not
9198 affine multivariate.
9200 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9202 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9203 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9205 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9207 * tree-data-ref.c (debug_data_references): New.
9208 (debug_data_reference): New.
9209 * tree-data-ref.h (debug_data_references): Declared.
9210 (debug_data_reference): Declared.
9212 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9214 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9215 * tree-data-ref.h (scop_p): Removed.
9216 (struct data_reference): Remove field scop.
9218 (stmt_simple_memref_p): Removed.
9220 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9222 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9223 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9226 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9228 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9232 * doc/invoke.texi (-fgraphite-identity): Documented.
9234 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9236 * tree-scalar-evolution.c: Fix comment.
9237 (instantiate_scev_1): Return unknow from scev instantiation if the
9238 result is not above instantiate_below.
9240 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9242 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9243 static anymore. Instantiate the symbols that may have been introduced
9245 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9248 2009-07-30 DJ Delorie <dj@redhat.com>
9250 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9251 .vliw directive to VLIW sections.
9253 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9255 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9257 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9258 (AUTOHEADER): New variable.
9259 ($(srcdir)/cstamp-h.in): Use it.
9261 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9262 Pat Haugen <pthaugen@us.ibm.com>
9263 Revital Eres <ERES@il.ibm.com>
9265 * config/rs6000/vector.md (VEC_F): Add VSX support.
9269 (vector_load_<mode>): Ditto.
9270 (vector_store_<mode>): Ditto.
9271 (vector GPR move split): Ditto.
9272 (vec_reload_and_plus_<mptrsize>): Ditto.
9273 (vec_reload_and_reg_<mptrsize>): Ditto.
9274 (add<mode>3): Ditto.
9275 (sub<mode>3): Ditto.
9276 (mul<mode>3): Ditto.
9277 (neg<mode>2): Ditto.
9278 (abs<mode>2): Ditto.
9279 (smin<mode>3): Ditto.
9280 (smax<mode>3): Ditto.
9281 (vector_eq<mode>): Ditto.
9282 (vector_gt<mode>): Ditto.
9283 (vector_ge<mode>): Ditto.
9284 (vector_gtu<mode>): Ditto.
9285 (vector_select_<mode>_uns): Ditto.
9286 (vector_eq_<mode>_p): Ditto.
9287 (vector_gt_<mode>_p): Ditto.
9288 (vector_ge_<mode>_p): Ditto.
9289 (vector_gtu_<mode>_p): Ditto.
9290 (cr6_test_for_zero): Ditto.
9291 (cr6_test_for_zero_reverse): Ditto.
9292 (cr6_test_for_lt): Ditto.
9293 (cr6_test_for_lt_reverse): Ditto.
9294 (xor<mode>3): Ditto.
9295 (ior<mode>3): Ditto.
9296 (and<mode>3): Ditto.
9297 (one_cmpl<mode>2): Ditto.
9298 (nor<mode>2): Ditto.
9299 (andc<mode>2): Ditto.
9300 (float<VEC_int<mode>2): Ditto.
9301 (unsigned_float<VEC_int><mode>2): Ditto.
9302 (fix_trunc<mode><VEC_int>2): Ditto.
9303 (fixuns_trunc<mode><VEC_int>2): Ditto.
9305 (vec_set<mode>): Ditto.
9306 (vec_extract<mode>): Ditto.
9307 (vec_interleave_highv4sf): Ditto.
9308 (vec_interleave_lowv4sf): Ditto.
9309 (vec_realign_load_<mode>): Ditto.
9310 (vec_shl_<mode>): Ditto.
9311 (vec_shr_<mode>): Ditto.
9312 (div<mode>3): New patterns for VSX.
9313 (vec_interleave_highv2df): Ditto.
9314 (vec_interleave_lowv2df): Ditto.
9315 (vec_pack_trunc_v2df): Ditto.
9316 (vec_pack_sfix_trunc_v2df): Ditto.
9317 (vec_pack_ufix_trunc_v2df): Ditto.
9318 (vec_unpacks_hi_v4sf): Ditto.
9319 (vec_unpacks_lo_v4sf): Ditto.
9320 (vec_unpacks_float_hi_v4si): Ditto.
9321 (vec_unpacks_float_lo_v4si): Ditto.
9322 (vec_unpacku_float_hi_v4si): Ditto.
9323 (vec_unpacku_float_lo_v4si): Ditto.
9324 (movmisalign<mode>): Ditto.
9325 (vector_ceil<mode>2): New patterns for vectorizing math library.
9326 (vector_floor<mode>2): Ditto.
9327 (vector_btrunc<mode>2): Ditto.
9328 (vector_copysign<mode>3): Ditto.
9330 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9331 predicate for setting the high bit in each word, used for copysign.
9333 * config/rs6000/ppc-asm.h (f19): Whitespace.
9334 (f32-f63): Define if VSX.
9335 (v0-v31): Define if Altivec.
9336 (vs0-vs63): Define if VSX.
9338 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9340 * config/rs6000/power7.md: New file, provide tuning parameters for
9343 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9344 (rs6000_cpu_cpp_builtins): Ditto.
9345 (altivec_overloaded_builtins): Ditto.
9346 (altivec_resolve_overloaded_builtin): Ditto.
9348 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9349 debug switch to disable vectorizing simple math builtin
9352 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9353 Vectorize simple math builtin functions.
9354 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9355 hook to vectorize math builtins.
9356 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9357 (rs6000_builtin_conversion): Add VSX/power7 support.
9358 (rs6000_builtin_vec_perm): Ditto.
9359 (vsplits_constant): Add support for loading up a vector constant
9360 with just the high bit set in each part.
9361 (rs6000_expand_vector_init): Add VSX/power7 support.
9362 (rs6000_expand_vector_set): Ditto.
9363 (rs6000_expand_vector_extract): Ditto.
9364 (rs6000_emit_move): Ditto.
9365 (bdesc_3arg): Ditto.
9366 (bdesc_2arg): Ditto.
9367 (bdesc_1arg): Ditto.
9368 (rs6000_expand_ternop_builtin): Ditto.
9369 (altivec_expand_builtin): Ditto.
9370 (rs6000_expand_unop_builtin): Ditto.
9371 (rs6000_init_builtins): Ditto.
9372 (altivec_init_builtins): Ditto.
9373 (builtin_function_type): Ditto.
9374 (rs6000_common_init_builtins): Ditto.
9375 (rs6000_handle_altivec_attribute); Ditto.
9376 (rs6000_mangle_type): Ditto.
9377 (rs6000_vector_mode_supported_p): Ditto.
9378 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9381 * config/rs6000/vsx.md: New file for VSX support.
9383 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9384 identifing values with just the most significant bit set.
9385 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9386 vectorized builtins.
9388 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9389 (UNSPEC_VRFIM): Delete.
9390 (splitter for loading up vector with most significant bit): New
9391 splitter for vectorizing copysign.
9392 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9393 vectorizing simple math functions.
9394 (altivec_vrfip): Add support for vectorizing simple math functions.
9395 (altivec_vrfim): Ditto.
9396 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9398 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9399 (power7.md, vsx.md): Include for power7 support.
9400 (copysigndf3): Use VSX instructions if -mvsx.
9401 (negdf2_fpr): Ditto.
9402 (absdf2_fpr): Ditto.
9403 (nabsdf2_fpr): Ditto.
9404 (adddf3_fpr): Ditto.
9405 (subdf3_fpr): Ditto.
9406 (muldf3_fpr): Ditto.
9407 (divdf3_fpr): Ditto.
9408 (fix_truncdfdi2_fpr): Ditto.
9409 (cmpdf_internal1): Ditto.
9410 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9411 (btruncdf2, btruncdf2_fpr): Ditto.
9412 (ceildf2, ceildf2_fpr): Ditto.
9413 (floordf2, floordf2_fpr): Ditto.
9414 (floatdidf2, floatdidf2_fpr): Ditto.
9415 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9416 (fmsubdf4_fpr): Ditto.
9417 (fnmadddf4_fpr_1): Ditto.
9418 (fnmadddf4_fpr_2): Ditto.
9419 (fnmsubdf4_fpr_1): Ditto.
9420 (fnmsubdf4_fpr_2): Ditto.
9421 (fixuns_truncdfdi2): Add expander for VSX support.
9422 (fix_truncdfdi2): Ditto.
9423 (fix_truncdfsi2): Ditto.
9425 (btruncsf2): Whitespace.
9426 (movdf_hardfloat32): Add support for VSX registers.
9427 (movdf_softfloat32): Ditto.
9428 (movdf_hardfloat64): Ditto.
9429 (movdf_hardfloat64_mfpgpr): Ditto.
9430 (movdf_softfloat64): Ditto.
9431 (movti splitters): Add check for vector registers supporting
9432 TImode in the future.
9433 (bpermd): Add power7 bpermd instruction.
9435 * config/rs6000/altivec.h (vec_div): Define if VSX.
9439 (vec_nearbyint): Ditto.
9442 (all predicates): Use the generic builtin function, and not the V4SF
9443 specific function so that the predicates will work with VSX's V2DF.
9447 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9448 Document new VSX functions and types.
9450 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9453 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9454 "wa", and "j" constraints. Modify "v" to talk about Altivec
9455 instead of just vector.
9457 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9460 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9461 location for phi arguments.
9462 (rewrite_update_phi_arguments): Find locations for reaching defs.
9463 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9464 Add location to add_phi_arg calls.
9465 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9466 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9467 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9468 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9469 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9470 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9471 * tree-phinodes.c (make_phi_node): Initialize location.
9472 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9473 (add_phi_arg): Add location parameter.
9474 (remove_phi_arg_num): Move location when moving phi argument.
9475 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9477 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9478 slpeel_update_phi_nodes_for_guard1,
9479 slpeel_update_phi_nodes_for_guard2,
9480 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9481 vect_loop_versioning): Set locations.
9482 * tree-parloops.c (create_phi_for_local_result,
9483 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9484 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9485 * tree-vect-loop.c (get_initial_def_for_induction,
9486 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9488 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9489 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9490 (gimple_phi_arg_set_location): New. Set locus.
9491 (gimple_phi_arg_has_location): New. Check for locus.
9492 (redirect_edge_var_map_location): New. Return locus from var_map.
9493 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9494 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9495 combining PHI arguments.
9496 (cond_store_replacement): Set location.
9497 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9498 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9499 scop_add_exit_phis_edge): Add locations.
9500 * tree-cfgcleanup.c (remove_forwarder_block,
9501 remove_forwarder_block_with_phi): Add locations.
9502 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9503 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9505 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9506 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9507 flush_pending_stmts): Add source location.
9508 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9509 stack to preserve locations.
9510 * tree-vect-stmts.c (vectorizable_load): Add location.
9511 * tree-inline.c (copy_phis_for_bb): Copy locus.
9512 (setup_one_parameter): Add call locus to inlined parameter stmts.
9513 (initialize_inlined_parameters): Pass in call location as parameter
9515 (tree_function_versioning): Pass location to setup_one_parameter.
9516 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9517 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9518 copy and edge lists.
9519 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9520 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9521 locus parameter and override the stmt default if provided.
9522 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9523 elim_graph_add_edge, elim_graph_remove_succ_edge,
9524 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9525 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9526 eliminate_phi): Add locus info in elimination graph for each edge and
9528 (insert_backedge_copies): Copy locus if present.
9529 * tree-flow.h (struct _edge_var_map): Add locus field.
9530 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9531 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9532 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9534 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9536 2009-07-30 Martin Jambor <mjambor@suse.cz>
9538 PR tree-optimization/40570
9539 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9542 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9544 * ssa-loop-manip.c: Include langhooks.h.
9545 (rewrite_phi_with_iv): New.
9546 (rewrite_all_phi_nodes_with_iv): New.
9547 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9548 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9549 * tree-parloops.c (loop_parallel_p): Move out all conditions
9550 except dependency check.
9551 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9552 (gen_parallel_loop): Call canonicalize_loop_ivs without
9553 reduction_list argument.
9554 (build_new_reduction): New.
9555 (gather_scalar_reductions): New.
9556 (try_get_loop_niter): New.
9557 (try_create_reduction_list): New.
9558 (parallleize_loops): Change the parallel conditions check.
9559 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9560 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9562 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9564 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9566 * doc/options.texi (Option properties): Mention new quoting syntax.
9568 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9570 * config/alpha/alpha.c (alpha_start_function):
9571 Handle VMS_DEBUG_MAIN_POINTER
9572 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9573 * doc/invoke.texi: Document -mdebug-main switch.
9575 2009-07-29 Richard Henderson <rth@redhat.com>
9577 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9578 (cgraph_create_edge_including_clones): Likewise.
9579 * tree-inline.c (copy_bb): Operate on the correct edges
9580 when updating the callgraph.
9582 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9584 * config/alpha/vms-cc.c: Deleted.
9585 * config/alpha/vms-ld.c: Deleted.
9586 * config/alpha/t-vms64: Moved to config/vms
9587 * config/alpha/vms-crt0-64.c: Moved to config/vms
9588 * config/alpha/vms-crt0.c: Moved to config/vms
9589 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9590 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9591 * config/alpha/xm-vms.h: Moved to config/vms
9592 * config/alpha/x-vms: Moved to config/vms
9593 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9595 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9596 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9598 * config/vms/t-vms64: Moved here from config/alpha
9599 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9600 (argc,argv,envp): Enforce 32bit malloc'ing.
9601 * config/vms/vms-psxcrt0-64.c: Likewise.
9602 * config/vms/vms-crt0.c: Moved here from config/alpha.
9603 * config/vms/vms-psxcrt0.c: Likewise.
9604 * config/vms/vms-crtl-64.h: New file.
9605 * config/vms/vms-crtl.h: New file.
9606 * config/vms/vms.opt: New file.
9607 * config/vms/xm-vms64.h: New file.
9608 * config/vms/xm-vms.h: Moved here from config/alpha.
9609 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9611 * config/vms/x-vms: Moved here from config/alpha.
9612 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9613 (vms-ld.o, vms-cc.o): Removed.
9614 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9616 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9618 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9619 correct stack (obvious VMS fix).
9621 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9623 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9624 date, version info if VMS_DEBUGGING_INFO defined.
9625 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9626 size, date calculating code moved here.
9628 2009-07-29 Paul Brook <paul@codesourcery.com>
9630 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9633 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9636 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9637 to DImode when generating insq_le insn.
9639 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9641 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9642 New macro set for VMS_DEBUGGGING_INFO.
9643 (AT_string_form): Use it.
9645 2009-07-28 DJ Delorie <dj@redhat.com>
9647 * config/mep/mep.c (vtext_section): New.
9648 (vftext_section): New.
9649 (ftext_section): New.
9650 (mep_select_section): Add support for functions.
9651 (mep_unique_section): Likewise.
9652 (mep_asm_init_sections): Likewise.
9653 (mep_encode_section_info): Remove it from here.
9655 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9657 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9659 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9660 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9662 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9664 * dwarf2out.c (output_file_names): Test new macro
9665 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9666 (add_comp_dir_attribute): Likewise.
9668 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9670 * config/i386/mingw-w64.h (LINK_SPEC): Add
9671 separating space between commands.
9673 2009-07-28 Jan Hubicka <jh@suse.cz>
9675 PR tree-optimization/40759
9676 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9679 2009-07-27 DJ Delorie <dj@redhat.com>
9681 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9682 types are dword-aligned.
9683 (mep_expand_va_start): Likewise.
9685 2009-07-27 Olivier Hainque <hainque@adacore.com>
9686 Douglas B Rupp <rupp@gnat.com>
9688 * convert.c (convert_to_pointer): Don't assume the target
9689 pointer type is POINTER_SIZE long. Fetch its precision instead.
9691 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9693 * system.h (fopen): Undefine if macro.
9695 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9697 * dwarf2out.c (output_cfi_p): Removed.
9698 (output_cfis): New function.
9699 (output_fde): New function, split from output_call_frame_info.
9700 (output_call_frame_info): Use it.
9701 (dwarf2out_switch_text_section): Use output_cfis.
9703 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9705 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9706 TARGET_BI_ARCH is specified without enabling SJLJ.
9707 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9708 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9710 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9712 * arm.md (negdi2): Use DImode if forcing a value into a register.
9714 2009-07-26 Ira Rosen <irar@il.ibm.com>
9716 PR tree-optimization/40801
9717 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9718 of vector operand from the previous copy of vector statement.
9719 Pass the correct definition type value to
9720 vect_get_vec_def_for_stmt_copy().
9722 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9724 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9725 const char ** conversion.
9727 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9729 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9730 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9731 (gcc_unreachable): Invoke __builtin_unreachable() if
9732 !ENABLE_ASSERT_CHECKING.
9734 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9736 PR rtl-optimization/40445
9737 * emit-rtl.c (next_nonnote_insn_bb): New function.
9738 * rtl.h (next_nonnote_insn_bb): Declare new function.
9739 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9740 with no successors that is the successor of the ENTRY_BLOCK.
9741 Continue from the top after removing an empty fallthrough block.
9742 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9743 of next_nonnote_insn.
9745 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9747 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9749 2009-07-25 Martin Jambor <mjambor@suse.cz>
9751 * c-common.c (c_common_attribute_table): New element for noclone.
9752 (handle_noclone_attribute): New function. Forward-declare.
9753 * tree-inline.c (tree_versionable_function_p): Check for noclone
9755 * doc/extend.texi (Labels as Values): Document need for noclone.
9756 (Function Attributes): Document noclone attribute.
9758 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9760 PR rtl-optimization/34999
9761 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9762 and dw_fde_switched_cold_to_hot fields.
9763 (output_cfi_p): New function.
9764 (output_call_frame_info): If fde->dw_fde_switched_sections,
9765 output 2 FDEs instead of one with corrupted header.
9766 (dwarf2out_do_cfi_startproc): New function.
9767 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9768 and fde->dw_fde_switched_cold_to_hot.
9769 (dwarf2out_switch_text_section): Compute
9770 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9771 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9772 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9773 Otherwise, compute fde->dw_fde_switch_cfi.
9775 2009-07-24 Cary Coutant <ccoutant@google.com>
9777 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9779 2009-07-24 Cary Coutant <ccoutant@google.com>
9781 * cfghooks.c (split_block): Copy discriminator to new block.
9782 * tree-cfg.c (assign_discriminator): Check location of last
9783 instruction in block as well as first.
9785 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/linux.c: Use fputs or putc instead of fprintf
9789 * config/i386/gas.h: Ditto.
9790 * config/i386/x86-64.h: Ditto.
9791 * config/i386/att.h: Ditto.
9793 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9795 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9798 2009-07-24 Martin Jambor <mjambor@suse.cz>
9800 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9801 (ipa_push_func_to_list_1): Declare.
9802 (ipa_push_func_to_list): New function.
9804 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9805 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9806 (ipa_push_func_to_list): Removed.
9807 (ipa_pop_func_from_list): Clear node_enqueued flag.
9809 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9811 * config/s390/s390.c (override_options): Default
9812 max-unrolled-insns to 100 for z10 tuning.
9814 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9816 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9817 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9818 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9819 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9820 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9821 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9822 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9824 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9826 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9827 use default set in mingw32.h header.
9828 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9829 64-bit /mingw/include path.
9830 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9833 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9835 PR rtl-optimization/40209
9836 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9838 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9840 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9841 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9842 with the rest of string where appropriate. Use fputs or putc
9843 instead of fprintf where appropriate.
9845 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9846 Pat Haugen <pthaugen@us.ibm.com>
9847 Revital Eres <ERES@il.ibm.com>
9849 * config/rs6000/vector.md: New file. Move most of the vector
9850 expander support here from altivec.md to allow for the VSX vector
9851 unit in the future. Add support for secondary_reload patterns.
9852 Rewrite the patterns for vector comparison, and vector comparison
9853 predicate instructions so that the RTL expresses the desired
9854 behavior, instead of using unspec.
9856 * config/rs6000/constraints.md ("f" constraint): Use
9857 rs6000_constraints to hold the precalculated register class.
9858 ("d" constraint): Ditto.
9859 ("wd" constraint): New constraint for VSX.
9860 ("wf" constraint): Ditto.
9861 ("ws" constraint): Ditto.
9862 ("wa" constraint): Ditto.
9863 ("wZ" constraint): Ditto.
9864 ("j" constraint): Ditto.
9866 * config/rs6000/predicates.md (vsx_register_operand): New
9868 (vfloat_operand): New predicate for vector.md.
9869 (vint_operand): Ditto.
9870 (vlogical_operand): Ditto.
9871 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9872 (easy_vector_constant): Add VSX support.
9873 (altivec_indexed_or_indirect_operand): New predicate for
9874 recognizing Altivec style memory references with AND -16.
9876 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9877 for vector secondary reload support.
9878 (rs6000_vector_reg_class): Delete, replacing it with
9880 (rs6000_vsx_reg_class): Ditto.
9881 (rs6000_constraints): New array to hold the register classes of
9882 each of the register constraints that can vary at runtime.
9883 (builtin_mode_to_type): New static array for builtin function type
9885 (builtin_hash_table): New static hash table for builtin function
9887 (TARGET_SECONDARY_RELOAD): Define target hook.
9888 (TARGET_IRA_COVER_CLASSES): Ditto.
9889 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9890 registers are 128 bits if VSX memory reference instructions are used.
9891 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9893 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9894 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9895 Print several of the scheduling related parameters.
9896 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9897 rs6000_constraints instead of rs6000_vector_reg_class. Move
9898 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9899 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9900 Altivec. Add VSX support. Setup for secondary reload support on
9901 Altivec/VSX registers.
9902 (rs6000_override_options): Make power7 set the scheduling groups
9903 like the power5. Add support for new debug switches to override
9904 the scheduling defaults. Temporarily disable -mcpu=power7 from
9905 setting -mvsx. Add support for debug switches -malways-hint,
9906 -msched-groups, and -malign-branch-targets.
9907 (rs6000_buitlin_conversion): Add support for returning unsigned
9908 vector conversion functions to fix regressions due to stricter
9910 (rs6000_builtin_mul_widen_even): Ditto.
9911 (rs6000_builtin_mul_widen_odd): Ditto.
9912 (rs6000_builtin_vec_perm): Ditto.
9913 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9914 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9916 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9918 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9919 VSX types for bit operations. Changes to accomidate vector.md.
9920 (bdesc_2arg): Ditto.
9921 (bdesc_1arg): Ditto.
9922 (struct builtin_description_predicates): Rewrite predicate
9923 handling so that RTL describes the operation, instead of passing
9924 the instruction to be used as a string argument.
9925 (bdesc_altivec_preds): Ditto.
9926 (altivec_expand_predicate_builtin): Ditto.
9927 (altivec_expand_builtin): Ditto.
9928 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9929 statement for vsldoi support.
9930 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9931 (altivec_expand_st_builtin): Ditto.
9932 (paired_expand_builtin): Whitespace changes.
9933 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9934 builtin_mode_to_type table for secondary reload. Call
9935 builtin_function_type to build random builtin functions.
9936 (altivec_init_builtins): Change to use builtin_function_type to
9937 create builtin function types dynamically as we need them.
9938 (builtin_hash_function): New support for hashing the tree types
9939 for builtin function as we need it, rather than trying to build
9940 all of the trees that we need. Add initial preliminary VSX support.
9941 (builtin_function_type): Ditto.
9942 (builtin_function_eq): Ditto.
9943 (builtin_hash_struct): Ditto.
9944 (rs6000_init_builtins): Ditto.
9945 (rs6000_common_init_builtins): Ditto.
9946 (altivec_init_builtins): Ditto.
9947 (rs6000_common_init_builtins): Ditto.
9948 (enum reload_reg_type): New enum for simplifing reg classes.
9949 (rs6000_reload_register_type): Simplify register classes into GPR,
9950 Vector, and other registers. Altivec and VSX addresses in reload.
9951 (rs6000_secondary_reload_inner): Ditto.
9952 (rs6000_ira_cover_classes): New target hook, that returns the
9953 appropriate cover classes, based on -mvsx being used or not.
9954 (rs6000_secondary_reload_class): Add VSX support.
9955 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9956 (get_vsel_insn): Ditto.
9957 (rs6000_emit_vector_compare): Rewrite vector conditional support
9958 so that where we can, we use RTL operators, instead of blindly use
9960 (rs6000_emit_vector_select): Ditto.
9961 (rs6000_emit_vector_cond_expr): Ditto.
9962 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9963 (create_TOC_reference): Add -mdebug=addr support.
9964 (emit_frame_save): VSX loads/stores need register indexed addressing.
9966 * config/rs6000/rs6000.md: Include vector.md.
9968 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9970 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9971 support for V2DI, V2DF in logical, permute, select operations.
9973 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9974 switch for vsx/power7.
9975 (-mvsx-scalar-memory): Ditto.
9976 (-mvsx-align-128): Ditto.
9977 (-mallow-movmisalign): Ditto.
9978 (-mallow-df-permute): Ditto.
9979 (-msched-groups): Ditto.
9980 (-malways-hint): Ditto.
9981 (-malign-branch-targets): Ditto.
9983 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9985 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9986 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9987 (rs6000_vector_reg_class): Delete.
9988 (rs6000_vsx_reg_class): Ditto.
9989 (enum rs6000_reg_class_enum): New enum for the constraints that
9990 vary based on target switches.
9991 (rs6000_constraints): New array to hold the register class for all
9992 of the register constraints that vary based on the switches used.
9993 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9994 (enum rs6000_builtins): Add unsigned varients for the builtin
9995 declarations returned by target hooks for expanding multiplies,
9996 select, and permute operations. Add VSX builtins.
9997 (enum rs6000_builtin_type_index): Add entries for VSX.
9998 (V2DI_type_node): Ditto.
9999 (V2DF_type_node): Ditto.
10000 (unsigned_V2DI_type_node): Ditto.
10001 (bool_long_type_node): Ditto.
10002 (intDI_type_internal_node): Ditto.
10003 (uintDI_type_internal_node): Ditto.
10004 (double_type_internal_node): Ditto.
10006 * config/rs6000/altivec.md (whole file): Move all expanders to
10007 vector.md from altivec.md. Rename insn matching functions to be
10009 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10010 (altivec_vcmp*): Ditto.
10011 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10012 (VM): New iterator for moves that includes the VSX types.
10013 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10014 (altivec_vperm_<mode>_uns): New, for unsigned types.
10015 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10016 (altivec_eq<mode>): Ditto.
10017 (altivec_gt<mode>): Ditto.
10018 (altivec_gtu<mode>): Ditto.
10019 (altivec_eqv4sf): Ditto.
10020 (altivec_gev4sf): Ditto.
10021 (altivec_gtv4sf): Ditto.
10022 (altivec_vcmpbfp_p): Ditto.
10024 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10026 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10029 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10033 ASM_SHORT instead of .word.
10034 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10035 instead of .word in asm template.
10037 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10040 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10041 (process_bb_node_lives): Use it.
10043 * ira.c (setup_cover_and_important_classes): Don't setup
10044 ira_important_class_nums. Add cover classes to the end of
10046 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10048 (find_reg_class_closure): Use reorder_important_classes.
10050 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10052 * config/i386/i386.c (i386_ira_cover_classes): New function.
10053 (TARGET_IRA_COVER_CLASSES): Redefine.
10055 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10056 importance of order of cover classes in the array.
10058 2009-07-22 Diego Novillo <dnovillo@google.com>
10060 * tree-pass.h (TDF_EH): Define.
10061 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10062 contains TDF_EH, print the EH region number holding GS.
10063 * tree-dump.c (dump_options): Add "eh".
10064 * doc/invoke.texi: Document it.
10066 2009-07-22 Doug Kwan <dougkwan@google.com>
10068 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10070 2009-07-22 Michael Matz <matz@suse.de>
10072 PR tree-optimization/35229
10073 PR tree-optimization/39300
10075 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10076 (inhibit_phi_insertion): New function.
10077 (insert_into_preds_of_block): Call it for REFERENCEs.
10078 (init_pre): Initialize and finalize scalar evolutions.
10079 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10081 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10083 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10084 Use CONST_VECTOR_NUNITS to determine number of elements.
10086 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10088 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10089 (U, W): Constraints are now deprecated and will be removed if we
10090 run out of letters.
10091 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10093 ("prefetch"): Add the stcmh instruction for prefetching.
10094 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10096 (s390_short_displacement): Return always true if compiling for
10097 machines not providing the long displacement facility.
10098 (s390_mem_constraint): Support the new constraint letter Z.
10099 (s390_check_qrst_address): New function.
10101 2009-07-21 DJ Delorie <dj@redhat.com>
10103 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10106 2009-07-21 Jason Merrill <jason@redhat.com>
10108 * c-common.c (max_tinst_depth): Increase default to 1024.
10110 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10112 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10113 (vec_unpacku_float_lo_v4si): Ditto.
10115 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10118 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10119 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10120 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10121 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10123 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10125 PR tree-optimization/40813
10126 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10129 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10131 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10132 with a NOP_EXPR if needed.
10134 2009-07-21 Paul Brook <paul@codesourcery.com>
10136 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10137 Terminate debug dump with newline.
10139 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10141 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10142 Cast "1" to unsigned HOST_WIDE_INT.
10143 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10144 deposit length to the maximum length - lsb. Extend length if
10145 HOST_BITS_PER_WIDE_INT is 32.
10147 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10149 * cgraph.h (constant_pool_htab): New function.
10150 (constant_descriptor_tree): Move from varasm.c.
10151 * varasm.c (constant_pool_htab): New function.
10152 (constant_descriptor_tree): Move to cgraph.h.
10154 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10156 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10158 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10160 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10163 2009-07-20 Xinliang David Li <davidxl@google.com>
10165 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10167 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10169 * config/mips/mips.md (move_type): Add arith.
10170 (type): Handle arith.
10171 (zero_extendsidi2): Rename this into ...
10172 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10173 (zero_extendsidi2): New expander.
10174 (*zero_extendsidi2_dext): New pattern.
10176 2009-07-20 Nick Clifton <nickc@redhat.com>
10178 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10179 to set MIPS_ABI_DEFAULT.
10180 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10182 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10184 * tree-object-size.c (addr_object_size): Handle unions with
10185 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10187 PR tree-optimization/40792
10188 * tree.c (build_function_type_skip_args): Remove bogus assert.
10190 2009-07-20 Jan Hubicka <jh@suse.cz>
10191 Martin Jambor <mjambor@suse.cz>
10193 * cgraph.h (combined_args_to_skip): New field.
10194 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10195 combined_args_to_skip and args_to_skip.
10196 * tree-inline.c (update_clone_info): New function.
10197 (tree_function_versioning): Call update_clone_info.
10198 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10200 (cgraph_materialize_all_clones): More extensive dumping, working
10201 with combined_args_to_skip rather than args_to_skip.
10203 2009-07-20 Ira Rosen <irar@il.ibm.com>
10205 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10206 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10207 (get_initial_def_for_reduction): Likewise.
10208 (vectorizable_reduction): Skip the check of first operand in case
10209 of COND_EXPR. Add check that it is outer loop vectorization if
10210 nested cycle was detected. Call vectorizable_condition() for
10211 COND_EXPR. If reduction epilogue cannot be created do not fail for
10212 nested cycles (if it is not double reduction). Assert that there
10213 is only one type in the loop in case of COND_EXPR. Call
10214 vectorizable_condition() to vectorize COND_EXPR.
10215 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10216 Add parameters. Allow nested cycles if called from
10217 vectorizable_reduction(). Use reduction vector variable if provided.
10218 (vect_analyze_stmt): Call vectorizable_reduction() before
10219 vectorizable_condition().
10220 (vect_transform_stmt): Update call to vectorizable_condition().
10222 2009-07-20 Christian Bruel <christian.bruel@st.com>
10224 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10225 * doc/invoke.texi (-mfmovd): Likewise.
10226 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10228 2009-07-20 Jan Hubicka <jh@suse.cz>
10230 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10231 when handling SSA name.
10233 2009-07-19 Jan Hubicka <jh@suse.cz>
10235 PR tree-optimization/40676
10236 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10237 virtual PHIs in empty BBs.
10239 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10241 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10242 re-expanded the compound use gen_lowpart instead to convert to the
10245 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10247 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10248 OUTER_CONST arguments.
10249 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10250 the new wider mode will be masked off.
10251 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10253 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10255 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10256 high-order bits are zero.
10258 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10260 * combine.c (simplify_shift_const_1): Split code to determine
10261 shift_mode into ...
10262 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10263 new bits shifted in are identical to the old sign bit.
10265 2009-07-18 Richard Guenther <rguenther@suse.de>
10268 * gimplify.c (gimplify_call_expr): Reject code using results from
10269 functions returning void.
10271 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10273 * doc/md.texi: Document the new PowerPC "es" constraint.
10274 Document that "m" can include automodified addresses on this target,
10275 and explain how %U must be used. Extend the "Q" and "Z" documentation
10276 to suggest "es" as well as "m".
10277 * config/rs6000/constraints.md (es): New memory constraint.
10278 (Q, Z): Update strings to match new documentation.
10280 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10282 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10283 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10284 * config/rs6000/predicates.md (volatile_mem_operand): Use
10285 offsettable_nonstrict_memref_p.
10286 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10287 (*floatunssidf2_internal): Likewise.
10288 (*fix_truncdfsi2_internal): Likewise.
10289 (*fix_trunctfsi2_internal): Likewise.
10291 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10293 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10294 atmega32u2 devices.
10295 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10297 2009-07-17 Richard Guenther <rguenther@suse.de>
10300 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10301 (pass_warn_unused_result): Likewise.
10302 (TODO_set_props): Remove.
10303 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10305 (pass_diagnose_omp_blocks): Define.
10306 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10307 (c_gimple_diagnostics_recursively): Remove.
10308 (finish_function): Do not call it.
10309 (c_write_global_declarations): Continue after errors.
10310 Finalize the CU here.
10311 * c-gimplify.c (c_genericize): Do not gimplify here.
10312 * c-common.c (c_warn_unused_result): Move ...
10313 * tree-cfg.c (do_warn_unused_result): ... here.
10314 (run_warn_unused_result): New function.
10315 (gate_warn_unused_result): New function.
10316 (pass_warn_unused_result): New pass.
10317 * c-common.h (c_warn_unused_result): Remove.
10318 * flags.h (flag_warn_unused_result): Declare.
10319 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10320 * opts.c (flag_warn_unused_result): Initialize to false.
10321 * toplev.c (compile_file): Add comment.
10322 * omp-low.c (create_omp_child_function): Do not register
10323 the function with the frontend.
10324 (diagnose_omp_structured_block_errors): Prepare to be
10325 called as optimization pass.
10326 (gate_diagnose_omp_blocks): New function.
10327 (pass_diagnose_omp_blocks): New pass.
10328 * cgraph.h (cgraph_optimize): Remove.
10329 (cgraph_analyze_function): Likewise.
10330 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10331 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10332 before their parents here.
10333 (cgraph_finalize_function): Not here.
10334 (cgraph_analyze_function): Gimplify functions here.
10335 (cgraph_finalize_compilation_unit): Continue after errors.
10336 Optimize the callgraph from here.
10337 (cgraph_optimize): Make static.
10338 * langhooks.c (write_global_declarations): Finalize the CU.
10339 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10340 (gimplify_function_tree): Assert we gimplify only once.
10341 Set PROP_gimple_any property.
10342 * tree-nested.c (gimplify_all_functions): New function.
10343 (lower_nested_functions): Gimplify all nested functions.
10344 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10345 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10346 and pass_diagnose_omp_blocks after gimplification. Do not
10347 set TODO_set_props on all_lowering_passes.
10348 (execute_one_pass): Do not handle TODO_set_props.
10349 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10350 (gimplify.o): Add tree-pass.h dependency.
10351 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10352 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10353 (unsave_r): Likewise.
10354 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10355 temporary variable.
10357 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10359 * doc/service.texi (Service): Restore previously removed link,
10360 which isn't broken after all.
10362 2009-07-17 Richard Guenther <rguenther@suse.de>
10364 PR tree-optimization/40321
10365 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10366 PHI nodes to the maximal set.
10367 (make_values_for_phi): Add PHI arguments to the maximal set.
10368 (execute_pre): Dump PHI_GEN and the maximal set.
10370 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10373 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10376 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10378 * doc/extend.texi (Nested Functions): Replace broken link with
10380 * doc/service.texi (Service): Remove broken link.
10382 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10385 * builtins.c (expand_builtin_memcmp): Use loc instead of
10386 EXPR_LOCATION (exp).
10387 (expand_builtin_strncmp): Likewise.
10389 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10390 Manuel López-Ibáñez <manu@gcc.gnu.org>
10393 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10394 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10395 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10396 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10397 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10398 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10399 tree-inline.c, c-common.c, c-common.h, gimple.c,
10400 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10401 convert.c: Add location argument to fold_{unary,binary,ternary},
10402 fold_build[123], build_call_expr, build_size_arg,
10403 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10404 fold_build1_initializer, fold_build2_initializer,
10405 fold_build3_initializer, fold_build_call_array,
10406 fold_build_call_array_initializer, fold_single_bit_test,
10407 omit_one_operand, omit_two_operands, invert_truthvalue,
10408 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10409 combine_comparisons, fold_builtin_*, fold_call_expr,
10410 build_range_check, maybe_fold_offset_to_address, round_up,
10413 2009-07-16 Jason Merrill <jason@redhat.com>
10416 * c-common.c (c_common_reswords): Add __is_standard_layout
10418 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10419 * doc/implement-cxx.texi: New.
10420 * doc/gcc.texi: Include it.
10422 2009-07-16 DJ Delorie <dj@redhat.com>
10424 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10425 compares that may be indirectly affected by previous instructions.
10427 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10429 * builtins.c (do_mpc_arg2): New.
10430 (fold_builtin_2): Fold builtin cpow.
10431 * real.h (HAVE_mpc_pow): New.
10433 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10435 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10436 comparison to skip unprofitable schedule
10438 2009-07-16 Simon Baldwin <simonb@google.com>
10440 * gcc.c (option_map): New flag -no-canonical-prefixes.
10441 * (display_help): Print help text for new flag.
10442 * (process_command): Move options translation and language specifics
10443 and handle new flag early. Use it to set a function pointer to a
10444 prefix builder. Replace make_relative_prefix calls with calls to
10445 the function pointed to. Ignore new flag in regular options handling.
10446 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10448 2009-07-15 DJ Delorie <dj@redhat.com>
10450 * config/mep/mep.md (sibcall_internal): Change register to avoid
10451 argument registers.
10452 (sibcall_value_internal): Likewise.
10454 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10456 PR rtl-optimization/40710
10457 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10459 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10461 * config/mips/mips.md (*extenddi_truncate<mode>,
10462 *extendsi_truncate<mode>): Change type attribute to move_type
10463 with shift_shift. Split out code handling exts from here ...
10464 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10466 (*extendhi_truncateqi): Change type attribute to move_type with
10467 shift_shift. Split out code handling exts from here ...
10468 (*extendhi_truncateqi_exts): ... to this new pattern.
10470 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10472 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10473 instead of "and" with inverted sign bit mask value. Use
10474 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10475 Allocate registers only for operand 4 and operand 5.
10477 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10479 PR middle-end/40747
10480 * fold-const.c (fold_cond_expr_with_comparison): When folding
10481 < and <= to MIN, make sure the MIN uses the same type as the
10482 comparison's operands.
10484 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10486 * arm.md (ior_xor): New code iterator.
10487 (split for ior/xor with shift and zero-extend): New split pattern.
10488 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10490 2009-07-15 Richard Guenther <rguenther@suse.de>
10492 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10495 2009-07-15 Richard Guenther <rguenther@suse.de>
10497 PR middle-end/40753
10498 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10500 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10502 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10503 handle 2.6.30 kernel.
10505 2009-07-15 DJ Delorie <dj@redhat.com>
10507 * config/mep/mep.md (sibcall_internal): Change register to allow
10508 for 24-bit addresses.
10509 (sibcall_value_internal): Likewise.
10511 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10513 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10514 that are enabled/disabled by the flags introduced by a previous patch.
10516 2009-07-14 DJ Delorie <dj@redhat.com>
10518 * config/mep/mep.md (sibcall_internal): Include non-toggling
10520 (sibcall_value_internal): Likewise.
10522 2009-07-14 Taras Glek <tglek@mozilla.com>
10523 Rafael Espindola <espindola@google.com>
10525 * doc/sourcebuild.texi: Document install-plugin target.
10526 * configure.ac: Added install-plugin target to language makefiles.
10527 * configure: Regenerate.
10528 * Makefile.in: (install-plugin): Install more headers,
10529 depend on lang.install-plugin.
10531 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10533 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10536 2009-07-14 DJ Delorie <dj@redhat.com>
10538 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10539 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10540 * config/mep/mep.md (sibcall_internal): Change test from
10541 mep_vliw_mode_match to mep_vliw_jmp_match.
10542 (sibcall_value_internal): Likewise.
10544 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10546 * config/i386/sse.md (copysign<mode>3): New expander.
10547 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10548 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10549 Use ix86_build_const_vector.
10550 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10551 IX86_BUILTIN_CPYSGNPD.
10552 (builtin_description): Add __builtin_ia32_copysignps and
10553 __builtin_ia32_copysignpd.
10554 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10555 and BUILT_IN_COPYSIGNF.
10557 2009-07-13 Jason Merrill <jason@redhat.com>
10559 * builtins.c (can_trust_pointer_alignment): New fn.
10560 (get_pointer_alignment): Factor it out from here.
10561 * tree.h: Declare it.
10563 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10565 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10568 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10572 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10574 2009-07-14 Richard Guenther <rguenther@suse.de>
10575 Andrey Belevantsev <abel@ispras.ru>
10577 PR middle-end/40745
10578 * cfgexpand.c (partition_stack_vars): Do not bother to update
10579 alias information when not optimizing.
10581 2009-07-14 Richard Guenther <rguenther@suse.de>
10582 Andrey Belevantsev <abel@ispras.ru>
10584 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10585 (pt_solution_set): Likewise.
10586 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10587 * tree-ssa-structalias.c (pt_solution_set): New function.
10588 * final.c (rest_of_clean_state): Free SSA data structures.
10589 * print-rtl.c (print_decl_name): Remove.
10590 (print_mem_expr): Implement in terms of print_generic_expr.
10591 * alias.c (ao_ref_from_mem): New function.
10592 (rtx_refs_may_alias_p): Likewise.
10593 (true_dependence): Query alias-export info.
10594 (canon_true_dependence): Likewise.
10595 (write_dependence_p): Likewise.
10596 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10598 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10599 (mem_expr_equal_p): Use operand_equal_p.
10600 (set_mem_attributes_minus_bitpos): Do not use
10601 component_ref_for_mem_expr.
10602 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10603 (update_alias_info_with_stack_vars): Likewise.
10604 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10605 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10606 explicitly nor clear stmt operands.
10607 Free the decl-to-pointer map.
10608 * tree-optimize.c (execute_free_datastructures): Do not free
10609 SSA data structures here.
10610 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10611 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10612 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10614 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10616 2009-07-13 DJ Delorie <dj@redhat.com>
10618 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10619 unrolling at the right iteration count.
10621 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10624 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10626 * haifa-sched.c (rank_for_schedule): Introduced flags to
10627 enable/disable individual scheduling heuristics.
10628 * common.opt: Introduced flags to enable/disable individual
10629 heuristics in the scheduler.
10630 * doc/invoke.texi: Introduced flags to enable/disable individual
10631 heuristics in the scheduler.
10633 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10635 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10636 config/i386/mingw-tls.c.
10637 * config/i386/mingw-tls.c: Removed.
10639 2009-07-13 Ira Rosen <irar@il.ibm.com>
10641 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10642 checks access only relevant statements.
10643 (vectorizable_reduction): Likewise.
10645 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10647 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10648 just for 32-bit case.
10650 2009-07-12 Jan Hubicka <jh@suse.cz>
10652 PR tree-optimization/40585
10653 * except.c (expand_resx_expr): When there already is resume
10654 instruction, produce linked list.
10655 (build_post_landing_pads): Assert that resume is empty.
10656 (connect_post_landing_pads): Handle resume lists.
10657 (dump_eh_tree): Dump resume list.
10659 2009-07-12 Ira Rosen <irar@il.ibm.com>
10661 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10662 with additional argument.
10663 * tree-vectorizer.h (enum vect_def_type): Add
10664 vect_double_reduction_def.
10665 (vect_is_simple_reduction): Add argument.
10666 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10668 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10669 vect_is_simple_reduction with additional argument.
10670 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10672 (reduction_code_for_scalar_code): Handle additional codes by
10673 returning ERROR_MARK for them. Fix comment and indentation.
10674 (vect_is_simple_reduction): Fix comment, add argument to specify
10675 double reduction. Detect double reduction.
10676 (get_initial_def_for_induction): Fix indentation.
10677 (get_initial_def_for_reduction): Fix comment and indentation.
10678 Handle double reduction. Create initial definitions that do not
10679 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10680 (vect_create_epilog_for_reduction): Fix comment, add argument to
10681 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10682 epilogue result extraction. Create double reduction phi node and
10683 replace relevant uses.
10684 (vectorizable_reduction): Call vect_is_simple_reduction with
10685 additional argument. Fix indentation. Update epilogue code treatment
10686 according to the changes in reduction_code_for_scalar_code. Check
10687 for double reduction. Call vect_create_epilog_for_reduction with
10688 additional argument.
10689 * tree-vect-stmts.c (process_use): Handle double reduction, update
10691 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10692 (vect_get_vec_def_for_operand): Likewise.
10694 2009-07-12 Danny Smith <dansmister@gmail.com>
10696 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10697 dllexport if !TREE_PUBLIC.
10698 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10700 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10702 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10703 (avr_extra_arch_macro) Remove declatation.
10704 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10705 (avr_extra_arch_macro) Declare as static.
10706 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10708 2009-07-11 Jan Hubicka <jh@suse.cz>
10710 PR middle-end/48388
10711 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10713 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10716 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10717 cold_in_std_section bits.
10718 (dwarf2out_begin_prologue): Initialize them.
10719 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10720 if already covered by text_section or cold_text_section range.
10722 PR rtl-optimization/40667
10723 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10724 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10725 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10726 * config/i386/i386.c (ix86_minimum_alignment): New function.
10727 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10728 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10729 * emit-rtl.c (gen_reg_rtx): Likewise.
10730 * function.c (assign_parms): Likewise. If nominal_type needs
10731 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10732 rather than passed_type's alignment.
10735 * function.c (assign_parm_setup_stack): Adjust
10736 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10737 from nominal_mode on big endian.
10739 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10741 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10743 2009-07-10 DJ Delorie <dj@redhat.com>
10745 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10747 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10749 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10751 (thumb2_cbnz): Likewise.
10753 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10756 * config.gcc (supported_defaults): Add synci.
10757 (with_synci): Add validation.
10758 (all_defaults): Add synci.
10759 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10762 * config/mips/mips.opt (msynci): New option.
10763 * config/mips/mips.c (mips_override_options): Warn on use of
10764 -msynci for targets that do now support it.
10765 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10767 * gcc/doc/invoke.texi (-msynci): Document the new option.
10768 * doc/install.texi (--with-synci): Document the new option.
10770 2009-07-10 Richard Guenther <rguenther@suse.de>
10772 PR tree-optimization/40496
10773 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10774 the PHI result with a compatible type.
10776 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10780 * c.opt (Wunused-result): New.
10781 * doc/invoke.texi: Document it.
10782 * c-common.c (c_warn_unused_result): Use it.
10784 2009-07-09 DJ Delorie <dj@redhat.com>
10786 * targhooks.c (default_target_can_inline_p): Rename from
10787 default_target_option_can_inline_p.
10788 * targhooks.h (default_target_can_inline_p): Likewise.
10789 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10790 TARGET_OPTION_CAN_INLINE_P.
10791 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10792 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10793 (mep_target_can_inline_p): Rename from
10794 mep_target_option_can_inline_p.
10797 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10798 registers used to pass vectors.
10800 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10802 2009-07-09 Tom Tromey <tromey@redhat.com>
10804 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10805 * config/mmix/mmix.c: Include dwarf2.h.
10806 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10807 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10808 * config/sh/sh.c: Include dwarf2.h.
10809 * config/i386/i386.c: Include dwarf2.h.
10810 * Makefile.in (DWARF2_H): Remove 'elf'.
10811 * except.c: Include dwarf2.h.
10812 * unwind-dw2.c: Include dwarf2.h.
10813 * dwarf2out.c: Include dwarf2.h.
10814 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10815 * unwind-dw2-fde.c: Include dwarf2.h.
10816 * dwarf2asm.c: Include dwarf2.h.
10818 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10820 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10821 (max_issue): Use it.
10822 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10824 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10825 (region_sched_info): Update.
10826 * sched-ebb.c (ebb_sched_info): Update.
10827 * modulo-sched.c (sms_sched_info): Update.
10828 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10830 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10832 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10834 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10836 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10838 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10840 PR middle-end/40692
10841 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10842 arg1 with arg01 if arg1 is already INTEGER_CST.
10844 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10846 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10847 Transform (and (truncate)) into (truncate (and)).
10849 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10851 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10852 creating LHS paradoxical subregs. Fix surrounding returns to
10853 use NULL_RTX rather than 0.
10855 2009-07-08 DJ Delorie <dj@redhat.com>
10857 * config/mep/mep.c: (mep_option_can_inline_p): New.
10858 (TARGET_OPTION_CAN_INLINE_P): Define.
10860 2009-07-08 Mark Wielaard <mjw@redhat.com>
10863 * dwarf2out.c (add_data_member_location_attribute): When we have
10864 only a constant offset don't emit a new location description using
10865 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10868 2009-07-08 Richard Henderson <rth@redhat.com>
10871 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10872 (enum reg_class): Add CLOBBERED_REGS.
10873 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10874 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10875 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10876 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10877 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10878 force 64-bit sibcalls into R11.
10879 * config/i386/constraints.md (U): New constraint.
10880 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10881 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10882 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10884 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10886 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10888 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10889 * ebitmap.h (dump_ebitmap): Ditto.
10890 * optabs.h (optab_libfunc): Ditto.
10891 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10892 * tree-flow.h (vect_can_force_dr_alignment_p,
10893 get_vectype_for_scalar_type): Ditto.
10894 (vectorize_loops): Move prototype to ...
10895 * tree-vectorizer.h: ... here. Also, adjust comment.
10896 (vect_set_verbosity_level): Remove duplicate prototype.
10897 * tree-ssa-loop.c: Include tree-vectorizer.h.
10898 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10900 2009-07-08 Nick Clifton <nickc@redhat.com>
10902 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10905 2009-07-08 DJ Delorie <dj@redhat.com>
10907 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10908 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10909 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10911 * config/mep/intrinsics.md: Regenerated.
10912 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10913 registers when asm() or calls are detected.
10915 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10918 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10920 * gimple (gimple_build_call_from_tree): Likewise.
10921 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10922 no_warning flag before warning.
10924 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10926 * tree.c (set_expr_locus): Remove.
10927 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10928 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10930 * gimplify.c (internal_get_tmp_var): Likewise.
10931 (gimplify_call_expr): Likewise.
10932 (gimplify_one_sizepos): Likewise.
10934 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10937 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10938 to variables for debugging purposes.
10940 2009-06-23 Mark Loeser <mark@halcy0n.com>
10943 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10945 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10947 * pretty-print.c (pp_base_format): Remove %J.
10948 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10949 gcc_cxxdiag_char_table): Likewise.
10950 (init_dynamic_diag_info): Likewise.
10952 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10954 * pretty-print.c (pp_base_format): Remove %H.
10955 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10956 gcc_cxxdiag_char_table): Likewise.
10957 (init_dynamic_diag_info): Likewise.
10958 * config/mep/mep.c (mep_select_section): Likewise.
10960 2009-07-07 Duncan Sands <baldrick@free.fr>
10962 * final.c (pass_clean_state): Give the pass a name.
10963 * passes.c (pass_rest_of_compilation): Likewise.
10964 * tree-optimize.c (pass_all_optimizations): Likewise.
10966 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10968 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10969 an extra 'decl' for error_at.
10971 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10973 PR middle-end/40669
10974 * tree-tailcall.c (adjust_return_value_with_ops,
10975 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10976 if it has complex or vector type.
10978 2009-07-07 Olivier Hainque <hainque@adacore.com>
10980 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10983 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10985 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10987 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10989 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10990 * c-decl.c: Likewise.
10991 * function.c: Likewise.
10992 * varasm.c: Likewise.
10993 * tree-ssa.c: Likewise.
10994 * c-common.c: Likewise.
10995 * tree-cfg.c: Likewise.
10996 * config/spu/spu.c: Likewise.
10997 * config/ia64/ia64.c: Likewise.
10998 * config/v850/v850.c: Likewise.
11000 2009-07-06 DJ Delorie <dj@redhat.com>
11002 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11003 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11004 unspecified accesses to control registers.
11005 * config/mep/intrinsics.md: Regenerate.
11006 * config/mep/intrinsics.h: Regenerate.
11007 * config/mep/mep-intrin.h: Regenerate.
11009 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11011 * c-lex.c: Replace %H by an explicit location. Update all calls.
11012 * c-common.c: Likewise.
11013 * c-decl.c: Likewise.
11014 * c-typeck.c: Likewise.
11015 * fold-const.c: Likewise.
11016 * gimplify.c: Likewise.
11017 * stmt.c: Likewise.
11018 * tree-cfg.c: Likewise.
11019 * tree-ssa-loop-niter.c: Likewise.
11020 * tree-vrp.c: Likewise.
11021 * value-prof.c: Likewise.
11023 2009-07-06 Diego Novillo <dnovillo@google.com>
11025 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11026 if it has one. Handle cases where VAR does not have an
11027 annotation or cfun is NULL.
11029 2009-07-06 Diego Novillo <dnovillo@google.com>
11031 * tree.c: Include debug.h.
11032 (initialize_tree_contains_struct): New.
11033 (init_ttree): Call it.
11034 (tree_node_structure_for_code): Factor out of ...
11035 (tree_node_structure): ... here.
11036 * treestruct.def (TS_PHI_NODE): Remove.
11037 (TS_GIMPLE_STATEMENT): Remove.
11039 2009-07-06 Diego Novillo <dnovillo@google.com>
11041 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11042 (debug_tree_chain): Handle cycles.
11044 2009-07-06 Nick Clifton <nickc@redhat.com>
11045 DJ Delorie <dj@redhat.com>
11047 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11048 __FMOVD_ENABLED__ is defined.
11050 (TARGET_FMOVD): Provide a default definition.
11051 (MASK_FMOVD): Likewise.
11052 (TARGET_CPU_CPP_BUILTINS): Define
11053 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11054 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11055 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11056 (split for DF load from memory into register): Also handle
11057 MEMs which consist of REG+DISP addressing.
11058 (split for DF store from register to memory): Likewise.
11059 (movsf_ie): Always use single fp_mode.
11060 * config/sh/sh.c (sh_override_options): Do not automatically
11061 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11062 that to the -mfmovd command line switch.
11063 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11064 (fldi_ok): Always allow.
11065 * config/sh/sh.opt (mfmovd): Remove this switch.
11066 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11068 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11069 Kaz Kojima <kkojima@gcc.gnu.org>
11071 PR rtl-optimization/30807
11072 * postreload.c (reload_combine): For every new use of REG_SUM,
11073 record the use of BASE.
11075 2009-07-06 Jan Hubicka <jh@suse.cz>
11077 * params.def: Revert my accidental commit at 2009-06-30.
11079 2009-07-04 Ian Lance Taylor <iant@google.com>
11082 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11084 (mingw_format_attribute_overrides): Likewise.
11086 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11089 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11090 don't check cfa.reg. Instead of cfa.indirect use
11091 fde && fde->drap_reg != INVALID_REGNUM test.
11093 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11095 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11097 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11100 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11102 2009-07-03 Richard Guenther <rguenther@suse.de>
11104 PR tree-optimization/40640
11105 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11108 2009-07-03 Jan Hubicka <jh@suse.cz>
11110 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11111 for size, reduce amount of inlining.
11113 2009-07-03 Richard Guenther <rguenther@suse.de>
11115 PR middle-end/34163
11116 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11117 if t +- x is known to not overflow and the conversion widens the
11119 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11121 2009-07-03 Jan Hubicka <jh@suse.cz>
11123 * ipa-pure-const.c (analyze): Update loop optimizer init.
11124 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11125 try_remove_empty_loop, remove_empty_loops): Remove.
11126 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11127 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11128 to mark regular loops as neccesary.
11129 (degenerate_phi_p): New function.
11130 (propagate_necessity, remove_dead_phis): Use it.
11131 (forward_edge_to_pdom): Likewise.
11132 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11133 virtual PHI nodes that became unreachable.
11134 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11135 * tree-flow.h (remove_empty_loops): Remove.
11136 * passes.c (init_optimization_passes): Remove.
11138 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11141 can_create_pseudo_p.
11142 (*fix_trunc<mode>_i387_1): Ditto.
11143 (*floathi<mode>2_1): Ditto.
11144 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11145 (*fistdi2_1): Ditto.
11146 (*fist<mode>2_1): Ditto.
11147 (frndintxf2_floor): Ditto.
11148 (*fist<mode>2_floor_1): Ditto.
11149 (frndintxf2_ceil): Ditto.
11150 (*fist<mode>2_ceil_1): Ditto.
11151 (frndintxf2_trunc): Ditto.
11152 (frndintxf2_mask_pm): Ditto.
11153 (fxam<mode>2_i387_with_temp): Ditto.
11154 * config/i386/sse.md (mulv16qi3): Ditto.
11155 (*sse2_mulv4si3): Ditto.
11157 (sse4_2_pcmpestr): Ditto.
11158 (sse4_2_pcmpistr): Ditto.
11160 2009-07-03 Jan Hubicka <jh@suse.cz>
11162 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11163 (mark_stmt_necessary): Set it.
11164 (mark_operand_necessary): Set it.
11165 (mark_control_dependent_edges_necessary): Set it.
11166 (mark_virtual_phi_result_for_renaming): New function.
11167 (get_live_post_dom): New function.
11168 (forward_edge_to_pdom): New function.
11169 (remove_dead_stmt): Fix handling of control dependences.
11170 (tree_dce_init): Init new bitmap.
11171 (tree_dce_done): Free it.
11173 2009-07-02 Richard Guenther <rguenther@suse.de>
11176 * tree-ssa-structalias.c (new_var_info): Initialize
11179 2009-07-02 Jan Hubicka <jh@suse.cz>
11181 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11184 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11186 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11187 instead of recomputing it. Adjust calls.
11188 (emit_store_flag): Adjust recursive calls.
11190 2009-07-02 Richard Guenther <rguenther@suse.de>
11192 * tree-ssa-live.c (remove_unused_locals): Do not remove
11194 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11195 of DECL_EXTERNAL for HEAP variables.
11196 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11197 HEAP variables. Do not adjust RESTRICT vars.
11198 (find_what_var_points_to): Nobody cares if something
11199 points to READONLY.
11201 2009-07-02 Ben Elliston <bje@au.ibm.com>
11203 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11204 pc_low and pc_high declarations to the top of the function.
11206 2009-07-01 DJ Delorie <dj@redhat.com>
11208 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11209 registers as fixed.
11210 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11211 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11212 unspecified accesses to control registers.
11213 * config/mep/intrinsics.md: Regenerate.
11214 * config/mep/intrinsics.h: Regenerate.
11215 * config/mep/mep-intrin.h: Regenerate.
11217 2009-07-01 Anthony Green <green@moxielogic.com>
11219 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11220 instruction when possible.
11221 (moxie_expand_prologue): Ditto. Also, save an instruction and
11222 some complexity by popping off of $r12 instead of $sp.
11223 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11226 2009-07-01 Richard Henderson <rth@redhat.com>
11229 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11230 contained no insns, reposition note before last insn.
11232 2009-07-01 Richard Henderson <rth@redhat.com>
11235 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11236 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11238 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11241 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11242 darwin9 for printing reg addresses with %y.
11244 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11246 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11247 truncation from operands in binary operations.
11249 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11252 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11253 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11254 subreg of op0 to the original op0.
11256 * expmed.c (store_bit_field_1): Use a temporary as the destination
11257 instead of a paradoxical subreg when we need to truncate the result.
11259 2009-07-01 DJ Delorie <dj@redhat.com>
11261 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11262 names to VLIW variants.
11263 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11264 * config/mep/intrinsics.md: Regenerate.
11265 * config/mep/intrinsics.h: Regenerate.
11266 * config/mep/mep-intrin.h: Regenerate.
11268 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11271 * jump.c (returnjump_p): Revert last patch.
11272 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11274 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11277 * pa.md (casesi32p): Use jump table label to determine the offset
11279 (casesi64p): Likewise.
11281 * pa.c (forward_branch_p): Return bool type. Use instruction
11282 addresses when available. Assert that INSN has a jump label.
11283 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11286 2009-07-01 Richard Guenther <rguenther@suse.de>
11288 PR tree-optimization/19831
11289 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11290 that only act as barriers do not make any previous stores necessary.
11291 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11292 HEAP variables global, do not add a constraint from nonlocal.
11293 (find_func_aliases): Handle escapes through return statements.
11294 (compute_points_to_sets): Make escaped HEAP variables global.
11296 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11299 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11300 after reducing a DImode cstore to SImode.
11302 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11304 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11305 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11307 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11309 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11310 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11312 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11313 and umod_optab if TARGET_BSD_DIVMOD.
11314 * config/vax/lib1funcs.asm: New file.
11315 * config/vax/t-linux: New file.
11316 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11318 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11321 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11322 to type arguments that have void type.
11325 * dwarf2out.c (gen_formal_parameter_die): Call
11326 equate_decl_number_to_die if node is different from origin.
11328 2009-06-30 Anthony Green <green@moxielogic.com>
11330 Clean up moxie port for --enable-build-with-cxx.
11331 * config/moxie/moxie.c (moxie_function_value): First two
11332 parameters are const_tree, not tree.
11333 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11334 (REG_CLASS_NAMES): Ditto.
11335 (REGNO_REG_CLASS): Ditto.
11336 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11337 (moxie_function_value): Fix constyness of arguments.
11339 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11341 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11342 finalize_size_functions before further processing.
11343 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11344 (variable_size): Call self_referential_size on size expressions
11345 that contain a PLACEHOLDER_EXPR.
11346 (size_functions): New static variable.
11347 (copy_self_referential_tree_r): New static function.
11348 (self_referential_size): Likewise.
11349 (finalize_size_functions): New global function.
11350 * tree.c: Include tree-inline.h.
11351 (push_without_duplicates): New static function.
11352 (find_placeholder_in_expr): New global function.
11353 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11355 <tcc_expression>: Likewise.
11356 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11357 the call in the expression.
11358 * tree.h (finalize_size_functions): Declare.
11359 (find_placeholder_in_expr): Likewise.
11360 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11361 (substitute_placeholder_in_expr): Update comment.
11362 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11364 (copy_tree_body_r): Likewise.
11365 (copy_tree_body): New static function.
11366 (maybe_inline_call_in_expr): New global function.
11367 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11368 (maybe_inline_call_in_expr): Declare.
11369 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11370 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11373 2009-06-30 Richard Guenther <rguenther@suse.de>
11375 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11377 (propagate_necessity): Do not mark reaching defs of stores
11380 2009-06-30 Jan Hubicka <jh@suse.cz>
11382 * cfgloopanal.c (check_irred): Move into ...
11383 (mark_irreducible_loops): ... here; return true if ireducible
11385 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11386 (analyze_function): Try to prove loop finiteness.
11387 * cfgloop.h (mark_irreducible_loops): Update prototype.
11388 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11390 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11392 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11394 2009-06-30 Ira Rosen <irar@il.ibm.com>
11396 PR tree-optimization/40542
11397 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11400 2009-06-30 Martin Jambor <mjambor@suse.cz>
11402 PR tree-optimization/40582
11403 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11404 than useless_type_conversion_p.
11405 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11408 2009-06-30 Martin Jambor <mjambor@suse.cz>
11410 PR middle-end/40554
11411 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11413 2009-06-30 Richard Guenther <rguenther@suse.de>
11415 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11416 use ao_ref references.
11417 (walk_aliased_vdefs): Likewise.
11418 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11419 * tree-ssa-dce.c (struct ref_data): Remove.
11420 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11421 (mark_aliased_reaching_defs_necessary): Adjust.
11422 (mark_all_reaching_defs_necessary_1): Likewise.
11424 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11427 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11428 (emit_store_flag_1): Extract from emit_store_flag, adjust
11429 calls to (what now is) emit_cstore.
11430 (emit_store_flag): Call emit_store_flag_1 and also use it
11431 for what used to be recursive calls.
11433 2009-06-30 Wei Guozhi <carrot@google.com>
11436 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11437 if the target bb post dominates from bb.
11438 * config/i386/i386.c (memory_address_length): Check existence of base
11439 register before using it.
11441 2009-06-30 Nick Clifton <nickc@redhat.com>
11442 DJ Delorie <dj@redhat.com>
11444 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11445 __FMOVD_ENABLED__ is defined.
11447 (TARGET_FMOVD): Provide a default definition.
11448 (MASK_FMOVD): Likewise.
11449 (TARGET_CPU_CPP_BUILTINS): Define
11450 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11451 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11452 two fmov instructions depending upon whether TARGET_FMOVD is
11454 (split for DF load from memory into register): Also handle
11455 MEMs which consist of REG+DISP addressing.
11456 (split for DF store from register to memory): Likewise.
11457 * config/sh/sh.opt (mfmovd): Remove this switch.
11458 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11459 * config/sh/sh.c (sh_override_options): Do not automatically
11460 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11461 that to the -mfmovd command line switch.
11463 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11465 (fldi_ok): Always allow.
11466 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11468 2009-06-29 DJ Delorie <dj@redhat.com>
11470 * doc/install.texi (mep-x-elf): Correct chip's full name.
11472 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11474 * doc/extend.texi: Fix typo.
11476 2009-06-29 Tom Tromey <tromey@redhat.com>
11478 * dwarf2.h: Remove.
11479 * Makefile.in (DWARF2_H): New variable.
11480 (except.o): Use it.
11481 (dwarf2out.o): Likewise.
11482 (dwarf2asm.o): Likewise.
11483 * config/i386/t-i386: Use DWARF2_H.
11484 * except.c: Include elf/dwarf2.h.
11485 * unwind-dw2.c: Include elf/dwarf2.h.
11486 * dwarf2out.c: Include elf/dwarf2.h.
11487 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11488 <dtprel>: New field.
11489 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11490 (size_of_loc_descr): Likewise.
11491 (output_loc_operands_raw): Likewise.
11492 (output_loc_operands): Handle new dtprel field.
11493 (loc_checksum): Update.
11494 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11495 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11496 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11497 * dwarf2asm.c: Include elf/dwarf2.h.
11498 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11499 * config/mmix/mmix.c: Include elf/dwarf2.h.
11500 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11501 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11502 * config/sh/sh.c: Include elf/dwarf2.h.
11503 * config/i386/i386.c: Include elf/dwarf2.h.
11505 2009-06-29 DJ Delorie <dj@redhat.com>
11507 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11509 * doc/extend.texi: Add MeP attributes and pragmas.
11510 * doc/invoke.text: Add MeP Options.
11511 * doc/contrib.texi: Add MeP contribution.
11512 * doc/md.texi: Add MeP constraints.
11513 * doc/install.texi: Add MeP target.
11515 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11517 * target.h (struct gcc_target): Add frame_pointer_required field.
11518 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11519 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11520 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11522 * reload1.c (update_eliminables): (Ditto.).
11523 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11524 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11525 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11527 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11529 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11530 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11531 (arm_frame_pointer_required): New function.
11533 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11534 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11535 (avr_frame_pointer_required_p): Declare as static.
11536 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11538 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11539 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11540 (bfin_frame_pointer_required): Make as static, change return type
11542 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11544 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11545 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11546 (cris_frame_pointer_required): New function.
11548 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11550 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11551 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11552 (fr30_frame_pointer_required): New function.
11554 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11555 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11556 (frv_frame_pointer_required): Make as static, change return type
11558 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11560 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11561 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11562 (ix86_frame_pointer_required): Make as static, change return type to
11564 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11566 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11567 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11569 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11571 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11573 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11575 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11576 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11577 (mips_frame_pointer_required): Make as static.
11578 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11580 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11581 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11582 (mmix_frame_pointer_required): Mew function.
11584 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11585 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11587 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11589 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11591 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11593 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11594 (CAN_ELIMINATE): Redefine.
11595 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11596 (sparc_frame_pointer_required): New function.
11597 (sparc_can_eliminate): New function.
11598 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11600 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11601 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11603 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11604 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11605 (xtensa_frame_pointer_required): Make as static, change return type
11607 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11610 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11612 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11613 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11614 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11615 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11616 (register_callback): Handle PLUGIN_START_UNIT.
11617 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11619 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11621 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11623 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11624 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11626 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11628 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11631 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11633 * doc/extend.texi (Additional Floating Types): __float128 is also
11634 supported on i386 targets.
11636 2009-06-29 Richard Guenther <rguenther@suse.de>
11638 PR middle-end/14187
11639 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11641 (pt_solutions_same_restrict_base): Declare.
11642 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11644 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11645 (make_constraint_from, make_copy_constraint): Move earlier.
11646 (make_constraint_from_heapvar): New function.
11647 (make_constraint_from_restrict): Likewise.
11648 (handle_lhs_call): Use it.
11649 (find_func_aliases): Use it to track conversions to restrict
11650 qualified pointers.
11651 (struct fieldoff): Add only_restrict_pointers flag.
11652 (push_fields_onto_fieldstack): Initialize it.
11653 (create_variable_info_for): Track global restrict qualified pointers.
11654 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11655 Track restrict qualified pointer arguments.
11656 (set_uids_in_ptset): Use varinfo is_global_var flag.
11657 (find_what_var_points_to): Set the vars_contains_restrict flag.
11658 Always create the points-to solution for sets including restrict tags.
11659 (pt_solutions_same_restrict_base): New function.
11660 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11661 qualified pointers use pt_solutions_same_restrict_base as
11662 additional source for disambiguation.
11664 2009-06-29 Richard Guenther <rguenther@suse.de>
11666 PR middle-end/38212
11667 * alias.c (find_base_decl): Remove.
11668 (get_deref_alias_set_1): Remove restrict handling.
11669 * c-common.c (c_apply_type_quals_to_decl): Do not set
11670 DECL_POINTER_ALIAS_SET.
11671 * gimplify.c (find_single_pointer_decl_1): Remove.
11672 (find_single_pointer_decl): Likewise.
11673 (internal_get_tmp_var): Remove restrict handling.
11674 (gimple_regimplify_operands): Likewise.
11675 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11676 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11677 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11678 * tree.c (restrict_base_for_decl): Remove.
11679 (init_ttree): Do not allocate it.
11680 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11681 LABEL_DECL_UID for label decls.
11682 (copy_node_stat): Do not copy restrict information.
11683 (decl_restrict_base_lookup): Remove.
11684 (decl_restrict_base_insert): Likewise.
11685 (print_restrict_base_statistics): Likewise.
11686 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11687 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11688 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11689 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11690 (LABEL_DECL_UID): Adjust.
11691 (DECL_BASED_ON_RESTRICT_P): Remove.
11692 (DECL_GET_RESTRICT_BASE): Likewise.
11693 (SET_DECL_RESTRICT_BASE): Likewise.
11694 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11696 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11697 instead of DECL_POINTER_ALIAS_SET.
11698 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11699 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11700 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11702 2009-06-29 Richard Guenther <rguenther@suse.de>
11704 PR tree-optimization/40579
11705 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11706 the IL to simplify has constants that overflowed.
11708 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11710 PR tree-optimization/40550
11711 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11712 vector_compute_type only when the size of vector_compute_type is
11713 less than the size of type.
11715 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11717 * fold-const.c (contains_label_1): Fix comments.
11718 (contains_label_p): Do not walk trees multiple time.
11720 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11722 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11723 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11724 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11725 ix86_fp_comparison_operator.
11726 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11727 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11728 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11729 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11730 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11731 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11732 (related splits): Change predicate to ix86_fp_comparison_operator.
11733 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11734 instead of ix86_fp_comparison_codes.
11735 (ix86_trivial_fp_comparison_operator,
11736 ix86_fp_comparison_operator): New.
11737 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11738 (ix86_expand_compare): Eliminate last two parameters.
11739 (ix86_fp_jump_nontrivial_p): Kill.
11740 * config/i386/i386.c (put_condition_code): Eliminate call to
11741 ix86_fp_comparison_codes and subsequent assertion.
11742 (ix86_fp_comparison_codes): Eliminate.
11743 (ix86_fp_swap_condition): New.
11744 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11745 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11746 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11747 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11748 and ix86_fp_swap_condition.
11749 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11750 Use ix86_fp_comparison_strategy.
11751 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11752 (ix86_fp_jump_nontrivial_p): Eliminate.
11753 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11754 call to ix86_expand_compare.
11755 (ix86_split_fp_branch, ix86_expand_setcc,
11756 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11757 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11759 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11761 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11762 related to jump_clobbers.
11763 * config/arm/arm.md (conds): Remove jump_clob case.
11764 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11765 splits): Change comparison_operator to arm_comparison_operator.
11766 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11769 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11771 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11772 condition for floating point modes.
11773 * expmed.c (emit_store_flag_1): Move here a bigger part
11774 of emit_store_flag.
11775 (emit_store_flag): Try swapping the condition for floating point
11777 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11779 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11781 * expr.c (expand_expr_real_1): Just use do_store_flag.
11782 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11783 emit_store_flag_force.
11784 * expmed.c (emit_store_flag_force): Copy here trick
11785 previously in expand_expr_real_1. Try reversing the comparison.
11786 (emit_store_flag_1): Work if target is NULL.
11787 (emit_store_flag): Work if target is NULL, using the result mode
11788 from the comparison. Use split_comparison, restructure final part
11789 to simplify conditionals.
11791 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11793 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11794 * dojump.c (do_jump): Change handling of floating-point
11795 ops to use just do_compare_and_jump.
11796 (split_comparison): New.
11797 (do_compare_rtx_and_jump): Add here logic coming previously
11798 in do_jump, using split_comparison.
11800 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11803 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11805 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11807 * tree-ssa-alias.c: Fix unintentional commit.
11809 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11811 * passes.c (execute_one_pass): Fix unintentional commit.
11813 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11815 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11816 (df_rd_local_compute, df_md_local_compute): Inline them.
11818 (df_md_scratch): New.
11819 (df_md_alloc, df_md_free): Allocate/free it.
11820 (df_md_local_compute): Only include live registers in init.
11821 (df_md_transfer_function): Prune the in-set computed by
11822 the confluence function, and the gen-set too.
11824 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11826 PR rtl-optimization/26854
11827 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11828 * df-problems.c (df_rd_add_problem): Fix comment.
11829 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11830 df_md_simulate_artificial_defs_at_top,
11831 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11832 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11833 df_md_transfer_function, df_md_init, df_md_confluence_0,
11834 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11835 problem_MD, df_md_add_problem): New.
11836 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11837 df_md_get_bb_info): New.
11838 (DF_LAST_PROBLEM_PLUS1): Adjust.
11840 * Makefile.in (fwprop.o): Include domwalk.h.
11841 * fwprop.c: Include domwalk.h.
11842 (reg_defs, reg_defs_stack): New.
11843 (bitmap_only_bit_between): Remove.
11844 (process_defs): New.
11845 (process_uses): Use reg_defs and local_md instead of
11846 bitmap_only_bit_between and local_rd.
11847 (single_def_use_enter_block): New, from build_single_def_use_links.
11848 (single_def_use_leave_block): New.
11849 (build_single_def_use_links): Remove code moved to
11850 single_def_use_enter_block, invoke domwalk.
11851 (use_killed_between): Adjust comment.
11853 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11855 * bitmap.h (bitmap_ior_and_into): New.
11856 * bitmap.c (bitmap_ior_and_into): New.
11858 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11860 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11861 before_dom_children_before_stmts and after_dom_children_after_stmts.
11862 Rename the two remaining callbacks to just before_dom_children and
11863 after_dom_children. Remove other GIMPLE statement walking bits.
11864 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11865 * graphite.c: Do not include domwalk.h.
11866 * tree-into-ssa.c (interesting_blocks): New global.
11867 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11868 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11869 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11870 now that they're not domwalk callbacks.
11871 (rewrite_initialize_block): Rename to...
11872 (rewrite_enter_block): ... this, place after called functions. Test
11873 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11874 (rewrite_finalize_block): Rename to...
11875 (rewrite_leave_block): ... this, place after called functions.
11876 (rewrite_update_init_block): Rename to...
11877 (rewrite_update_enter_block): ... this, place after called functions.
11878 Test interesting_blocks, call rewrite_update_stmt and
11879 rewrite_update_phi_arguments.
11880 (rewrite_update_fini_block): Rename to...
11881 (rewrite_leave_block): ... this, place after called functions.
11882 (rewrite_blocks): Remove last argument, simplify initialization of
11884 (mark_def_sites_initialize_block): Rename to...
11885 (mark_def_sites_block): ... this, call mark_def_sites.
11886 (mark_def_sites_blocks): Remove argument, simplify initialization of
11888 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11889 (update_ssa): Likewise.
11890 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11892 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11893 (dom_opt_initialize_block): Rename to...
11894 (dom_opt_enter_block): ... this, place after called functions. Walk
11895 statements here, inline propagate_to_outgoing_edges.
11896 (dom_opt_finalize_block): Rename to...
11897 (dom_opt_leave_block): ... this, place after called functions.
11898 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11900 (dse_enter_block, dse_record_phi): New.
11901 (dse_record_phis): Delete.
11902 (dse_finalize_block): Rename to...
11903 (dse_leave_block): ... this.
11904 (tree_ssa_dse): Simplify initialization of walk_data.
11905 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11906 Adjust initialization of walk_data.
11907 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11908 * tree-ssa-loop-phiopt.c (get_non_trapping):
11909 Adjust initialization of walk_data.
11910 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11911 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11912 it's not a domwalk callback.
11913 (uncprop_initialize_block): Rename to...
11914 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11915 (dse_finalize_block): Rename to...
11916 (dse_leave_block): ... this.
11917 (tree_ssa_uncprop): Simplify initialization of walk_data.
11918 * Makefile.in: Adjust dependencies.
11920 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11922 * arm.md (casesi): Fix test for Thumb1.
11923 (thumb1_casesi_internal_pic): Likewise.
11924 (thumb1_casesi_dispatch): Likewise.
11926 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11928 * config/arm/arm-cores.def: Added core cortex-m0.
11929 * config/arm/arm-tune.md: Regenerated.
11930 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11932 2009-06-26 DJ Delorie <dj@redhat.com>
11934 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11936 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11937 the scheduler doesn't tag jump insns.
11939 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11941 * c-decl.c (merge_decls): Re-indent.
11943 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11946 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11947 Special-case decimal float constants.
11949 2009-06-26 Richard Henderson <rth@redhat.com>
11951 * function.h (struct function): Add cannot_be_copied_reason,
11952 and cannot_be_copied_set.
11953 * tree-inline.c (has_label_address_in_static_1): Rename from
11954 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11955 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11956 don't set inline_forbidden_reason.
11957 (copy_forbidden): New function, split out of inline_forbidden_p.
11958 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11959 (inline_forbidden_p): Use copy_forbidden.
11960 (tree_versionable_function_p): Likewise.
11961 (inlinable_function_p): Merge into tree_inlinable_function_p.
11962 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11963 * ipa-cp.c (ipcp_versionable_function_p): New function.
11964 (ipcp_cloning_candidate_p): Use it.
11965 (ipcp_node_modifiable_p): Likewise.
11967 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11969 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11970 that is marked not to be inlined. Remove flag_mudflap use.
11971 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11972 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11974 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11977 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11978 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11980 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11982 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11984 (__mingwthr_remove_key_dtor): Likewise.
11986 2009-06-26 Richard Guenther <rguenther@suse.de>
11988 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11990 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11992 PR middle-end/40525
11993 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11994 try the non-cond_exec path also.
11996 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11999 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12000 (output_cbranch): Use new functions.
12001 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12004 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12005 Pat Haugen <pthaugen@us.ibm.com>
12006 Revital Eres <ERES@il.ibm.com>
12008 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12009 for %c error. Add %x support to print VSX registers as a unified
12010 register set, instead of separate float and altivec registers.
12011 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12012 %y case, and add support for VSX pre-modify addresses.
12013 (output_toc): Add assert for CONST containing an integer constant
12015 (rs6000_adjust_cost): Add POWER7 support.
12016 (insn_must_be_first_in_group): Ditto.
12017 (insn_must_be_last_in_group): Ditto.
12018 (rs6000_emit_popcount): Ditto.
12019 (rs6000_vector_mode_supported_p): Ditto.
12021 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12022 Change some of the functions called by macros to being called
12023 through a pointer, so debug functions can be inserted if
12024 -mdebug=addr or -mdebug=cost.
12025 (rs6000_preferred_reload_class_ptr): Ditto.
12026 (rs6000_secondary_reload_class_ptr): Ditto.
12027 (rs6000_secondary_memory_needed_ptr): Ditto.
12028 (rs6000_cannot_change_mode_class_ptr): Ditto.
12029 (rs6000_secondary_reload_inner): Ditto.
12030 (rs6000_legitimize_reload_address): Ditto.
12031 (rs6000_legitimize_reload_address_ptr): Ditto.
12032 (rs6000_mode_dependent_address): Ditto.
12033 (rs6000_mode_dependent_address_ptr): Ditto.
12035 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12036 function to return true if the mode allows reg + integer
12038 (virtual_stack_registers_memory_p): New function to return true if
12039 the address refers to a virtual stack register.
12040 (rs6000_legitimate_offset_address_p): Move code to say whether a
12041 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12043 (rs6000_legitimate_address_p): Add checks for modes that only can
12044 do reg+reg addressing. Start adding VSX support.
12045 (rs6000_legitimize_reload_address): Ditto.
12046 (rs6000_legitimize_address): Ditto.
12047 (rs6000_debug_legitimate_address_p): New debug functions for
12048 -mdebug=addr and -mdebug=cost.
12049 (rs6000_debug_rtx_costs): Ditto.
12050 (rs6000_debug_address_costs): Ditto.
12051 (rs6000_debug_adjust_cost): Ditto.
12052 (rs6000_debug_legitimize_address): Ditto.
12053 (rs6000_legitimize_reload_address_ptr): Point to call normal
12054 function or debug function. Make functions called via pointer
12056 (rs6000_mode_dependent_address_ptr): Ditto.
12057 (rs6000_secondary_reload_class_ptr): Ditto.
12058 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12059 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12060 into a friendlier error.
12061 (rs6000_init_builtins): Add initial VSX support.
12062 (rs6000_adjust_cost): Fix some spacing issues.
12064 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12065 (REG_CLASS_NAMES): Ditto.
12066 (REG_CLASS_CONTENTS): Ditto.
12067 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12068 pointer, to add -mdebug=addr support.
12069 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12070 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12071 -mdebug=addr support.
12072 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12073 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12074 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12076 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12078 (bswapsi*): Set attribute types for load/store. Add combiner
12079 patterns to eliminate zero extend on 64-bit.
12080 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12081 stdbrx if the hardware supports those instructions.
12083 2009-06-25 Ian Lance Taylor <iant@google.com>
12085 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12086 (Link Options): Document -static-libstdc++.
12088 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12091 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12092 DATA_ALIGNMENT instead.
12094 2009-06-25 Richard Guenther <rguenther@suse.de>
12096 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12097 indirect references against the callused/escaped solutions.
12098 (call_may_clobber_ref_p_1): Likewise.
12100 2009-06-25 Martin Jambor <mjambor@suse.cz>
12102 PR tree-optimization/40493
12103 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12104 (enum unscalarized_data_handling): New type.
12105 (handle_unscalarized_data_in_subtree): Return what has been done.
12106 (load_assign_lhs_subreplacements): Handle left flushes differently.
12107 (sra_modify_assign): Use unscalarized_data_handling, simplified
12108 condition determining whether to remove the statement.
12110 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12112 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12113 excerpt - @ should be doubled for texinfo.
12115 2009-06-24 Ian Lance Taylor <iant@google.com>
12117 * config/arc/arc.c: Include "df.h".
12118 (arc_attribute_table): Make static. Move higher in file.
12119 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12120 (output_shift): Initialize n later to avoid warning.
12121 * config/arm/arm.c (arm_attribute_table): Make static. Move
12123 * config/avr/avr.c (avr_attribute_table): Make static. Move
12125 (reg_class_tab): Change array type from int to enum reg_class.
12126 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12128 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12129 (lshrhi3_out): Likewise.
12130 (class_likely_spilled_p): Change return type to bool.
12131 (avr_rtx_costs): Use local code variable with enum type.
12132 * config/avr/avr.md (movmemhi): Use add_reg_note.
12133 (andhi3, andsi3): Don't use AS2 with "and".
12134 (iorhi3, iorsi3): Don't use AS2 with "or".
12135 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12136 * config/crx/crx.c: Include "df.h".
12137 (crx_attribute_table): Make static.
12138 * config/m32r/m32r.c: Include "df.h".
12139 (m32r_attribute_table): Make static. Move higher in file.
12140 (pop): Use add_reg_note.
12141 (block_move_call): Change 0 to LCT_NORMAL in function call.
12142 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12143 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12144 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12145 declare, not just when TREE_CODE is defined.
12146 * config/m68hc11/m68hc11.c: Include "expr.h".
12147 (m68hc11_attribute_table): Make static. Move higher in file.
12148 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12150 (m68hc11_register_indirect_p): Likewise.
12151 (m68hc11_function_arg_padding): Change return type to enum
12153 (emit_move_after_reload): Use add_reg_note.
12154 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12155 (m68hc11_split_logical): Likewise.
12156 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12158 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12159 to VOIDmode in function call.
12160 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12162 (m68hc11_split_logical): Update declaration.
12163 (m68hc11_function_arg_padding): Update declaration.
12164 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12165 to array of enum reg_class.
12166 (mcore_attribute_table): Make static. Move higher in file.
12167 (mcore_rtx_costs): Add cast to enum type.
12168 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12169 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12170 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12172 * config/sh/predicates.md (trapping_target_operand): Rename and to
12174 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12176 * config/spu/spu.c (spu_attribute_table): Make static. Move
12178 * config/v850/v850.c (v850_attribute_table): Make static. Move
12180 (v850_rtx_costs): Use local code with enum type.
12181 (expand_epilogue): Add cast.
12182 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12184 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12187 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12188 -m2a-single-only and -m2a-nofpu.
12189 * config/sh/sh.opt: Document m2a generates FPU code.
12191 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12193 * defaults.h (CAN_ELIMINATE): Provide default.
12194 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12195 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12196 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12197 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12198 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12199 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12200 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12201 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12202 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12203 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12205 2009-06-24 DJ Delorie <dj@redhat.com>
12207 * mep-ext-cop.cpu: Fix copyright notice.
12208 * mep-default: Fix copyright notice.
12209 * mep-core: Fix copyright notice.
12210 * mep: Fix copyright notice.
12211 * mep-ivc2: Fix copyright notice.
12212 * mep-c5: Fix copyright notice.
12214 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12216 * doc/contrib.texi (Contributors):
12218 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12220 PR middle-end/40501
12221 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12222 src and dst operands if necessary.
12224 2009-06-23 DJ Delorie <dj@redhat.com>
12227 * config.gcc: Add mep support.
12228 * recog.c: Resurrect validate_replace_rtx_subexp().
12229 * recog.h: Likewise.
12230 * config/mep/: Add new port:
12231 * config/mep/constraints.md: New file.
12232 * config/mep/default.h: New file.
12233 * config/mep/intrinsics.h: New file.
12234 * config/mep/intrinsics.md: New file.
12235 * config/mep/ivc2-template.h: New file.
12236 * config/mep/mep-c5.cpu: New file.
12237 * config/mep/mep-core.cpu: New file.
12238 * config/mep/mep-default.cpu: New file.
12239 * config/mep/mep-ext-cop.cpu: New file.
12240 * config/mep/mep-intrin.h: New file.
12241 * config/mep/mep-ivc2.cpu: New file.
12242 * config/mep/mep-lib1.asm: New file.
12243 * config/mep/mep-lib2.c: New file.
12244 * config/mep/mep-pragma.c: New file.
12245 * config/mep/mep-protos.h: New file.
12246 * config/mep/mep-tramp.c: New file.
12247 * config/mep/mep.c: New file.
12248 * config/mep/mep.cpu: New file.
12249 * config/mep/mep.h: New file.
12250 * config/mep/mep.md: New file.
12251 * config/mep/mep.opt: New file.
12252 * config/mep/predicates.md: New file.
12253 * config/mep/t-mep: New file.
12255 2009-06-23 Ian Lance Taylor <iant@google.com>
12257 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12258 from loose_warn into c_loose_warn and from strict_warn into
12259 c_strict_warn. Set and substitute warn_cxxflags. Check for
12260 --enable-build-with-cxx. Set and substitute
12261 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12262 * Makefile.in (CXXFLAGS): New variable.
12263 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12264 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12265 the default is the same as $(STRICT_WARN).
12266 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12267 (CXX): New variable.
12268 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12269 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12270 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12271 (HOST_LIBS): New variable.
12272 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12273 (ALL_CXXFLAGS): New variable.
12274 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12275 * doc/install.texi (Configuration): Document
12276 --enable-build-with-cxx, --with-stage1-ldflags,
12277 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12278 * configure: Rebuild.
12280 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12282 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12283 from previous commit.
12285 2009-06-23 Ian Lance Taylor <iant@google.com>
12287 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12289 2009-06-23 Ian Lance Taylor <iant@google.com>
12291 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12292 with ATTRIBUTE_UNUSED.
12294 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12295 Pat Haugen <pthaugen@us.ibm.com>
12296 Revital Eres <eres@il.ibm.com>
12298 * config.in (HAVE_AS_POPCNTD): Add default definition.
12299 (HAVE_AS_LWSYNC): Ditto.
12301 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12303 (gcc_cv_as_powerpc_cmpb): Ditto.
12304 (gcc_cv_as_powerpc_dfp): Ditto.
12305 (gcc_cv_as_powerpc_vsx): Ditto.
12306 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12307 supporting the popcntd/lwsync instructions.
12308 (gcc_cv_as_powerpc_lwsync): Ditto.
12309 * configure: Regenerate.
12311 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12312 -mcpu=native and -mcpu=power7.
12313 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12315 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12316 a variable instead of a mask to reduce the number of mask bits.
12317 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12318 (-mbit-word): Ditto.
12319 (-mregnames): Ditto.
12320 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12321 (-mfused-madd): Ditto.
12323 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12325 (-mvsx): New switch for VSX instructions.
12326 (-misel): Move from a variable to a mask to allow it to be set by
12329 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12330 function declaration to an array declaration.
12331 (rs6000_hard_regno_nregs): New external array declaration.
12333 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12334 files included by rs6000.md.
12336 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12337 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12339 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12341 (rs6000_debug_reg): New -mdebug= variables.
12342 (rs6000_debug_addr): Ditto.
12343 (rs6000_debug_cost): Ditto.
12344 (rs6000_pmode): New variable to hold Pmode.
12345 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12346 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12347 calculated at compiler start.
12348 (rs6000_hard_regno_nregs): Change function to an array which holds
12349 HARD_REGNO_NREGS calculated at compiler start.
12350 (rs6000_explicit_options): Delete isel field.
12351 (rs6000_vector_unit): New array to hold which vector unit
12352 supports arithmetic options for a given type.
12353 (rs6000_vector_mem): New array to hold which vector unit supports
12354 memory reference operations for a given type.
12355 (rs6000_vector_align): New array to given the alignment of each
12357 (power7_cost): New basic costs for power7.
12358 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12359 (rs6000_hard_regno_nregs_internal): New function, moved from
12360 HARD_REGNO_NREGS, to calculate the number of registers each hard
12361 register takes for each type.
12362 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12363 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12364 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12365 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12366 unit information here so it is calculated once at compiler startup
12368 (rs6000_override_options): Make -misel a target mask. Add more
12369 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12370 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12372 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12373 (rs6000_handle_option): Move -misel from variable to target mask.
12374 (rs6000_builtin_mask_for_load): Add VSX support.
12375 (rs6000_conditional_register_usage): Ditto.
12376 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12377 (function_arg_boundary): Ditto.
12378 (rs6000_expand_builtin): Ditto.
12379 (def_builtin): Make abort message a little friendlier.
12380 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12382 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12383 assembler support the popcntd instruction instead of a vsx
12384 instruction to enable power7 support.
12385 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12386 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12387 option to the assembler if -mcpu=native.
12388 (ASM_CPU_NATIVE_SPEC): Ditto.
12389 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12391 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12392 the lwsync instruction.
12393 (enum processor_type): Add PROCESSOR_POWER7.
12394 (rs6000_debug_reg): New -mdebug= options.
12395 (rs6000_debug_addr): Ditto.
12396 (rs6000_debug_cost): Ditto.
12397 (rs6000_isel): Delete.
12398 (enum rs6000_vector): New enum to say what vector unit we have.
12399 (VECTOR_UNIT_*): New macros to say which vector unit has
12400 arithmetic operations for a given type.
12401 (VECTOR_MEM_*): New macros to say which vector unit has memory
12402 operations for a given type.
12403 (TARGET_LDBRX): Whether the machine supports the ldbrx
12405 (TARGET_ISEL): Delete, -misel moved to be a mask.
12406 (TARGET_ISEL64): New macro for 64-bit isel support.
12407 (UNITS_PER_VSX_WORD): New macro.
12408 (POINTER_SIZE): Move to be an external variable, rather than
12409 calculating whether we are generating 32 ot 64-bit code.
12411 (STACK_BOUNDARY): Add VSX support.
12412 (LOCAL_ALIGNMENT): Ditto.
12413 (SLOW_UNALIGNED_ACCESS): Ditto.
12414 (VSX_REGNO_P): New macro for VSX support.
12415 (VFLOAT_REGNO_P): Ditto.
12416 (VINT_REGNO_P): Ditto.
12417 (VLOGICAL_REGNO_P): Ditto.
12418 (VSX_VECTOR_MODE): Ditto.
12419 (VSX_SCALAR_MODE): Ditto.
12421 (VSX_MOVE_MODE): Ditto.
12422 (VSX_REG_CLASS_P): Ditto.
12423 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12425 (UNITS_PER_SIMD_WORD): Add VSX support.
12426 (MODES_TIEABLE_P): Ditto.
12427 (STARTING_FRAME_OFFSET): Ditto.
12428 (STACK_DYNAMIC_OFFSET): Ditto.
12429 (EPILOGUE_USES): Ditto.
12430 (REGNO_REG_CLASS): Move to array lookup.
12431 (CLASS_MAX_NREGS): Ditto.
12432 (rs6000_vector_reg_class): Add declaration.
12433 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12434 overlap with the floating point and Altivec registers.
12436 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12438 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12439 give the appropriate asm switches if -mcpu=native.
12440 (host_detect_local_cpu): Add support for "asm".
12441 (host_detect_local_cpu): Follow GNU code guidelines for name.
12443 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12444 -mbit-word to a variable instead of being a target mask.
12446 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12447 emit the lwsync instruction instead of emitting the instruction as
12448 an integer constant.
12450 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12451 fixuns_trundfsi2, move expander into rs6000.md.
12453 * config/rs6000/rs6000.md (cpu): Add power7.
12454 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12455 (logical predicate patterns): Change the single instruction
12456 primitives that set CR0 to be fast_compare instead of compare.
12458 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12459 (popcntddi2): Ditto.
12460 (popcount<mode>): Ditto.
12461 (floating multiply/add insns): Name the floating point
12462 multiply/add insns.
12463 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12464 (isel_unsigned_<mode>): Ditto.
12465 (fixuns_trundfsi2): Move expander here from spe.md.
12466 (smindi3): Define if we have -misel on 64-bit systems.
12471 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12473 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12475 * config/avr/avr.c (avr_current_device): New variable.
12476 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12477 (avr_arch, mcu_type_s): Move to avr.h.
12478 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12479 default_data_section_start fields.
12480 (avr_arch): Moved from avr.c.
12481 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12482 library_name fields.
12483 (avr_current_device, avr_mcu_types, avr_arch_types,
12484 avr_device_to_arch, avr_device_to_data_start,
12485 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12486 (EXTRA_SPEC_FUNCTIONS): Define.
12487 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12488 options mapping. Use device_to_arch and device_to_data_start insted.
12489 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12490 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12491 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12492 * config/avr/driver-avr.c: New file.
12493 * config/avr/avr-devices.c: New file.
12495 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12497 * var-tracking.c (unshare_variable): Force initialized to
12498 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12499 (set_variable_part): Likewise.
12500 (struct variable_union_info): Remove pos_src field.
12501 (vui_vec, vui_allocated): New variables.
12502 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12503 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12504 == 1 use a simpler sorting algorithm. Compute pos field right
12505 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12506 Avoid quadratic comparison if !flag_var_tracking_uninit.
12507 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12508 unshare_variable unconditionally.
12509 (dataflow_set_different_2): Removed.
12510 (dataflow_set_different): Don't traverse second hash table.
12511 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12512 unconditionally to var_reg_set or var_mem_set.
12513 (emit_notes_in_bb): Likewise.
12514 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12516 (emit_note_insn_var_location): Don't set initialized to
12517 VAR_INIT_STATUS_INITIALIZED early.
12518 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12520 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12522 * tree-object-size.c (addr_object_size): Instead of checking
12523 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12524 are no FIELD_DECLs following it.
12526 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12528 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12529 order to match bswaps with signed source operands.
12531 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12533 * sdbout.c (sdbout_one_type): Fix braces in switch.
12535 2009-06-23 Richard Guenther <rguenther@suse.de>
12537 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12539 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12540 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12541 var_callused, callused_tree, var_storedanything, storedanything_tree,
12542 var_integer, integer_tree): Remove global variables.
12543 (new_var_info): Do not pass new id, append the new var to the
12544 global variable vector.
12545 (do_ds_constraint): Use is_global_var member of the variable-info.
12546 (new_scalar_tmp_constraint_exp): Adjust.
12547 (create_function_info_for): Likewise.
12548 (create_variable_info_for): Likewise.
12549 (find_what_var_points_to): Remove dead code.
12550 (init_base_vars): Simplify.
12551 (compute_points_to_sets): Adjust.
12553 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12555 * combine.c (try_combine): Dump information about the insns we're
12558 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12560 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12561 check when calling force_to_mode on TRUNCATE's operand.
12563 2009-06-22 Ian Lance Taylor <iant@google.com>
12565 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12567 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12569 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12571 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12573 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12574 override library linkage flags such as -static-libgcc or
12577 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12579 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12581 2009-06-22 Ian Lance Taylor <iant@google.com>
12583 * config/linux.opt: Put mglibc ahead of muclibc.
12585 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12586 for duplicate decls.
12588 2009-06-22 Matthias Klose <doko@ubuntu.com>
12590 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12592 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12595 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12596 instead of NULL if a parser error occurs.
12598 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12600 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12601 non-DWARF2_DEBUGGING_INFO version.
12603 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12605 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12606 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12608 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12609 (LIBGCC2_TF_CEXT): Define.
12612 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12615 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12617 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12619 * config/arm/arm.c (arm_override_options): Disable
12620 -mcaller-super-interworking and -mcallee-super-interworking.
12621 * doc/invoke.texi (ARM Options): Document this.
12623 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12625 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12626 * config/arm/constraints.md (j): New constraint for movw operands.
12627 (N): Remove thumb2 meaning.
12628 * config/arm/arm.md (*arm_movw): Delete.
12629 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12630 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12631 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12633 2009-06-22 Martin Jambor <mjambor@suse.cz>
12635 PR tree-optimization/40492
12636 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12637 build_ref_for_offset.
12639 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12641 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12642 JUMP_TABLE_DATA_P predicates where applicable.
12643 * auto-inc-dec.c: Ditto.
12644 * builtins.c: Ditto.
12645 * caller-save.c: Ditto.
12647 * cfgcleanup.c: Ditto.
12648 * cfglayout.c: Ditto.
12650 * combine.c: Ditto.
12651 * combine-stack-adj.c: Ditto.
12655 * df-scan.c: Ditto.
12657 * dwarf2asm.c: Ditto.
12658 * dwarf2out.c: Ditto.
12659 * emit-rtl.c: Ditto.
12665 * function.c: Ditto.
12668 * genpreds.c: Ditto.
12669 * genrecog.c: Ditto.
12671 * ira-costs.c: Ditto.
12672 * ira-lives.c: Ditto.
12674 * loop-iv.c: Ditto.
12675 * lower-subreg.c: Ditto.
12676 * modulo-sched.c: Ditto.
12678 * postreload.c: Ditto.
12679 * print-rtl.c: Ditto.
12681 * reginfo.c: Ditto.
12682 * regmove.c: Ditto.
12683 * reload1.c: Ditto.
12686 * rtlanal.c: Ditto.
12688 * sched-vis.c: Ditto.
12690 * sel-sched-ir.c: Ditto.
12691 * simplify-rtx.c: Ditto.
12692 * targhooks.c: Ditto.
12693 * var-tracking.c: Ditto.
12694 * vmsdbgout.c: Ditto.
12696 2009-06-22 Matthias Klose <doko@ubuntu.com>
12698 * Makefile.in (install-plugin): Always use DESTDIR.
12700 2009-06-22 Olivier Hainque <hainque@adacore.com>
12702 * config/pa/pa.c (output_call): Don't optimize post call jumps
12703 into return address adjustments if the call may throw.
12705 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12707 * arm.c (thumb1_output_casesi): New function.
12708 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12709 optimizing for size or PIC.
12710 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12711 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12712 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12713 (thumb1_casesi_internal_pic): New expand rule.
12714 (thumb1_casesi_dispatch): New pattern.
12715 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12717 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12718 in the text seciton when PIC or optimizing for size.
12719 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12720 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12721 preservation properties of code.
12722 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12723 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12724 (__gnu_thumb1_case_si): New function.
12725 * t-arm (LIB1ASMSRC): Define here.
12726 (LIB1ASMFUNCS): Add some common functions.
12727 * t-arm-elf (LIB1ASMSRC): Delete.
12728 (LIB1ASMFUNCS): Append to existing set.
12729 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12730 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12731 * t-symbian (LIB1ASMFUNCS): Likewise.
12732 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12733 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12735 2009-06-21 Richard Guenther <rguenther@suse.de>
12737 PR tree-optimization/38729
12738 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12739 to loops with a single exit if -fno-expensive-optimizations.
12741 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12743 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12744 (dataflow_set): Change vars type from htab_t to shared_hash.
12745 (shared_hash_pool, empty_shared_hash): New variables.
12746 (vars_clear): Removed.
12747 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12748 shared_hash_find_slot_unshare, shared_hash_find_slot,
12749 shared_hash_find_slot_noinsert, shared_hash_find): New
12751 (shared_hash_unshare, shared_hash_destroy): New functions.
12752 (unshare_variable): Unshare set->vars if shared, use
12754 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12755 (get_init_value, find_src_set_src, dump_dataflow_set,
12756 clobber_variable_part, emit_notes_for_differences): Use
12758 (dataflow_set_init): Remove second argument, set vars to
12759 empty_shared_hash instead of creating a new htab.
12760 (dataflow_set_clear): Call shared_hash_destroy and set vars
12761 to empty_shared_hash instead of calling vars_clear.
12762 (dataflow_set_copy): Don't call vars_copy, instead just share
12763 the src htab with dst.
12764 (variable_union): Use shared_hash_*, use initially NO_INSERT
12765 lookup if set->vars is shared. Don't keep slot cleared before
12766 calling unshare_variable. Unshare set->vars if needed.
12767 Even ->refcount == 1 vars must be unshared if set->vars is shared
12768 and var needs to be modified.
12769 (variable_canonicalize): New function.
12770 (dataflow_set_union): If dst->vars is empty, just share src->vars
12771 with dst->vars and traverse with variable_canonicalize to canonicalize
12772 and unshare what is needed.
12773 (dataflow_set_different): If old_set and new_set use the same shared
12774 htab, they aren't different. If number of htab elements is different,
12775 htabs are different. Use shared_hash_*.
12776 (dataflow_set_destroy): Call shared_hash_destroy instead of
12778 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12779 second argument to dataflow_set_init.
12780 (vt_initialize): Likewise. Initialize shared_hash_pool and
12781 empty_shared_hash, move bb in/out initialization afterwards.
12782 Use variable_htab_free instead of NULL as changed_variables del hook.
12783 (variable_was_changed): Change type of second argument to pointer to
12784 dataflow_set. When inserting var into changed_variables, bump
12785 refcount. Unshare set->vars if set is shared htab and slot needs to
12787 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12788 lookup if set->vars is shared. Unshare set->vars if needed.
12789 Even ->refcount == 1 vars must be unshared if set->vars is shared
12790 and var needs to be modified. Adjust variable_was_changed caller.
12791 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12792 vars must be unshared if set->vars is shared and var needs to be
12793 modified. Adjust variable_was_changed caller.
12794 (emit_note_insn_var_location): Don't pool_free var.
12795 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12797 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12798 free_alloc_pool on shared_hash_pool.
12800 2009-06-20 Anthony Green <green@moxielogic.com>
12802 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12803 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12805 2009-06-20 Richard Guenther <rguenther@suse.de>
12807 * tree-ssa-structalias.c (find_func_aliases): For memset use
12808 a constraint from NULL if we memset to zero.
12809 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12810 we explicitly handle that do not read from memory.
12811 (call_may_clobber_ref_p_1): Properly handle builtins that may
12814 2009-06-20 Richard Guenther <rguenther@suse.de>
12816 PR tree-optimization/40495
12817 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12818 (new_scalar_tmp_constraint_exp): New function.
12819 (process_constraint): Do not create temporary decls.
12820 (process_all_all_constraints): Likewise.
12821 (handle_const_call): Likewise.
12822 (create_function_info_for): Do not set decl.
12824 2009-06-19 Ian Lance Taylor <iant@google.com>
12826 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12827 (rs6000_attribute_table): Make static; move before use.
12829 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12831 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12832 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12833 Propagate the TREE_READONLY flag without overwriting it.
12834 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12835 Propagate the TREE_READONLY flag onto the result.
12836 (process_call_operands): Move around. Use correct constant value.
12838 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12841 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12842 * config/arm/arm.md: Likewise.
12844 2009-06-19 Ian Lance Taylor <iant@google.com>
12846 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12847 to GIMPLE_ERROR_MARK.
12849 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12850 op2_original_type parameters. Warn about using different enum types.
12851 * c-parser.c (c_parser_conditional_expression): Pass original
12852 types to build_conditional_expr.
12853 * c-tree.h (build_conditional_expr): Update declaration.
12855 2009-06-19 Ian Lance Taylor <iant@google.com>
12857 * config/i386/i386.c (ix86_function_specific_save): Test that
12858 fields match values, rather than testing the values are in a
12861 2009-06-19 Richard Guenther <rguenther@suse.de>
12863 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12864 ADDR_EXPR pointers.
12865 (ptr_derefs_may_alias_p): Likewise.
12866 (ptr_deref_may_alias_ref_p_1): New function.
12867 (ptr_deref_may_alias_ref_p): Likewise.
12868 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12869 covered by looking at the ESCAPED solution.
12870 (call_may_clobber_ref_p_1): Likewise.
12871 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12872 Handle NULL_TREE offset. Do not produce redundant constraints.
12873 (process_all_all_constraints): New helper function.
12874 (do_structure_copy): Use it.
12875 (handle_lhs_call): Likewise.
12876 (find_func_aliases): Handle some builtins with pointer arguments
12877 and/or return values explicitly.
12879 2009-06-19 Ian Lance Taylor <iant@google.com>
12881 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12883 2009-06-19 Ian Lance Taylor <iant@google.com>
12885 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12887 2009-06-19 Ian Lance Taylor <iant@google.com>
12889 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12890 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12893 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12894 uninitialized const.
12896 2009-06-19 Ian Lance Taylor <iant@google.com>
12898 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12901 * c-decl.c (in_struct, struct_types): Remove.
12902 (struct c_binding): Add in_struct field.
12903 (c_binding_ptr): Define type, along with VEC.
12904 (struct c_struct_parse_info): Define.
12905 (struct_parse_info): New static variable.
12906 (bind): Initialize in_struct field.
12907 (start_struct): Remove enclosing_in_struct and
12908 enclosing_struct_types parameters. Add
12909 enclosing_struct_parse_info parameter. Change all callers. Set
12910 struct_parse_info rather than in_struct and struct_types.
12911 (grokfield): If -Wc++-compat and there is a symbol binding for the
12912 field name, set the in_struct flag and push it on the
12913 struct_parse_info->fields vector.
12914 (warn_cxx_compat_finish_struct): New static function.
12915 (finish_struct): Remove enclosing_in_struct and
12916 enclosing_struct_types parameters. Add
12917 enclosing_struct_parse_info parameter. Change all callers. Don't
12918 set C_TYPE_DEFINED_IN_STRUCT here. Call
12919 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12920 parameter. Only push on struct_types if warn_cxx_compat.
12921 (finish_enum): Only push on struct_types if warn_cxx_compat.
12922 (declspecs_add_type): Add loc parameter. Change all callers.
12923 Change all error calls to error_at. Pass loc, not input_location,
12924 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12925 defined in a struct. If -Wc++-compat and parsing a struct, record
12926 that a typedef name was used.
12927 * c-parser.c (c_parser_declspecs): Get location to pass to
12928 declspecs_add_type.
12929 (c_parser_struct_or_union_specifier): Update calls to start_struct
12931 * c-tree.h (struct c_struct_parse_info): Declare.
12932 (finish_struct, start_struct): Update declarations.
12933 (declspecs_add_type): Update declaration.
12935 2009-06-19 Ian Lance Taylor <iant@google.com>
12937 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12938 variable with an anonymous type.
12940 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12942 * see.c: Remove for real.
12944 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12946 * optabs.h (enum optab_index): Add new OTI_significand.
12947 (significand_optab): Define corresponding macro.
12948 * optabs.c (init_optabs): Initialize significand_optab.
12949 * genopinit.c (optabs): Implement significand_optab using
12950 significand?f2 patterns.
12951 * builtins.c (expand_builtin_mathfn): Handle
12952 BUILT_IN_SIGNIFICAND{,F,L}.
12953 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12954 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12956 * config/i386/i386.md (significandxf2, significand<mode>2): New
12957 expanders to implement significandf, significand and significandl
12958 built-ins as inline x87 intrinsics.
12960 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12962 * config/avr/avr.c (avr_override_options): Remove setting value of
12963 PARAM_INLINE_CALL_COST.
12965 2009-06-18 Richard Henderson <rth@redhat.com>
12968 * tree-pass.h (TDF_ASMNAME): New.
12969 * tree-dump.c (dump_options): Add asmname.
12970 * doc/invoke.texi: Document it.
12972 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12973 (dump_decl_name): ...here.
12974 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12975 (dump_generic_node): Update dump_function_name calls.
12976 (print_call_name): New flags arg; update all dump calls.
12977 * diagnostic.h (print_call_name): Update.
12978 * gimple-pretty-print.c (dump_gimple_call): Update.
12980 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12983 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12985 2009-06-18 Diego Novillo <dnovillo@google.com>
12987 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12988 * plugin.c (str_license): Declare.
12989 (try_init_one_plugin): Assert that the symbol
12990 'plugin_is_GPL_compatible' exists.
12992 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12995 * Makefile.in (OBJS-common): Remove see.o.
12997 * common.opt (fsee): Mark as preserved for backward compatibility.
12998 * opts.c (common_handle_option): Add OPT_fsee to the backward
12999 compatibility section.
13000 * passes.c (init_optimization_passes, pass_see): Remove pass.
13001 * timevar.def (TV_SEE): Remove.
13002 * tree-pass.h (pass_see): Remove declaration.
13003 * doc/invoke.texi (-fsee): Remove documentation.
13005 2009-06-18 Martin Jambor <mjambor@suse.cz>
13007 * tree-sra.c: Include statistics.h
13008 (sra_stats): New variable.
13009 (sra_initialize): Clear sra_stats.
13010 (create_access_replacement): Increment sra_stats.replacements.
13011 (get_access_replacement): Do not return twice.
13012 (analyze_all_variable_accesses): Increment statistics counter by the
13013 number of scalarized aggregates.
13014 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13015 (sra_modify_expr): Increment sra_stats.exprs.
13016 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13017 (sra_modify_assign): Increment sra_stats.exprs,
13018 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13019 (perform_intra_sra): Update statistics counters.
13020 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13022 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13024 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13025 (arm_scalar_mode_supported_p): New function.
13027 2009-06-18 Paul Brook <paul@codesourcery.com>
13028 Sandra Loosemore <sandra@codesourcery.com>
13030 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13031 (__extendhfsf2, __truncsfhf2): Define.
13032 * config/arm/fp16.c: New file.
13033 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13034 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13036 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13038 * doc/extend.texi (Half-Precision): New section.
13039 * doc/invoke.texi (Option Summary): List -mfp16-format.
13040 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13041 * config/arm/arm.opt (mfp16-format=): New.
13042 * config/arm/arm.c: Include intl.h.
13043 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13044 (TARGET_INVALID_RETURN_TYPE): Redefine.
13045 (TARGET_PROMOTED_TYPE): Redefine.
13046 (TARGET_CONVERT_TO_TYPE): Redefine.
13047 (arm_fp16_format): Define.
13048 (all_fpus): Add entry for neon-fp16.
13049 (fp_model_for_fpu): Likewise.
13050 (struct fp16_format): Declare.
13051 (all_fp16_formats): Define.
13052 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13054 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13056 (arm_legitimate_index_p): Treat HFmode like HImode.
13057 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13058 (coproc_secondary_reload_class): Special-case HFmode.
13059 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13060 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13061 (arm_init_fp16_builtins): New.
13062 (arm_init_builtins): Call it.
13063 (arm_invalid_parameter_type): New.
13064 (arm_invalid_return_type): New.
13065 (arm_promoted_type): New.
13066 (arm_convert_to_type).
13067 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13069 (arm_emit_fp16_const): New function.
13070 (arm_mangle_type): Mangle __fp16 as "Dh".
13071 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13073 (TARGET_NEON_FP16): New.
13074 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13075 (enum fputype): Add FPUTYPE_NEON_FP16.
13076 (enum arm_fp16_format_type): Declare.
13077 (arm_fp16_format): Declare.
13078 (LARGEST_EXPONENT_IS_NORMAL): Define.
13079 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13080 * config/arm/arm-modes.def (HFmode): Define.
13081 * config/arm/vfp.md: (*movhf_vfp): New.
13082 (extendhfsf2): New.
13084 * config/arm/arm.md: (fpu): Add neon_fp16.
13085 (floatsihf2, floatdihf2): New.
13086 (fix_trunchfsi2, fix_trunchfdi2): New.
13088 (extendhfdf2): New.
13090 (*arm32_movhf): New.
13091 (*thumb1_movhf): New.
13092 (consttable_2): Add check for HFmode constants.
13093 (consttable_4): Handle HFmode constants.
13095 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13097 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13099 2009-06-17 Olivier Hainque <hainque@adacore.com>
13101 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13102 const char ** conversion in AIX specific section.
13104 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13106 * config/i386/i386.c (ix86_special_builtin_type): Remove
13107 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13108 (bdesc_special_args): Updated.
13109 (ix86_init_mmx_sse_builtins): Likewise.
13110 (ix86_expand_special_args_builtin): Likewise.
13112 2009-06-17 Richard Henderson <rth@redhat.com>
13114 * tree-pretty-print.c (maybe_dump_asm_name): New.
13115 (dump_decl_name): Use it.
13116 (PRINT_FUNCTION_NAME): Merge into...
13117 (dump_function_name): ... here. Use maybe_dump_asm_name.
13119 2009-06-17 Cary Coutant <ccoutant@google.com>
13121 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13123 * debug.c (struct gcc_debug_hooks): Change placeholder for
13125 (debug_nothing_int_charstar_int): Replaced by...
13126 (debug_nothing_int_charstar_int_bool): ...this.
13127 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13128 source_line prototype.
13129 (debug_nothing_int_charstar_int): Replaced by...
13130 (debug_nothing_int_charstar_int_bool): ...this.
13131 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13132 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13133 Output is_stmt operand when necessary.
13134 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13135 (notice_source_line): Add is_stmt parameter.
13136 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13137 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13139 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13140 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13142 2009-06-17 Ian Lance Taylor <iant@google.com>
13144 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13146 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13149 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13151 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13152 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13153 tree_strip_sign_nop_conversions and
13154 tree_ssa_strip_useless_type_conversions rather than stripping
13155 the operations here.
13156 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13158 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13159 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13160 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13161 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13164 2009-06-17 Michael Eager <eager@eagercon.com>
13166 * config/rs6000/constraints.md (register_constraint "d"): New.
13167 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13168 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13169 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13170 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13171 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13172 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13173 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13174 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13175 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13176 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13178 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13179 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13180 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13181 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13182 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13183 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13184 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13185 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13186 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13187 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13188 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13189 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13190 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13191 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13193 2009-06-16 Ian Lance Taylor <iant@google.com>
13195 * profile.c (total_num_never_executed): Don't define.
13196 (compute_branch_probabilities): Don't count or print
13197 num_never_executed.
13198 (init_branch_prob): Don't set total_num_never_executed.
13199 (end_branch_prob): Don't print total_num_never_executed.
13201 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13203 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13205 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13207 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13208 (nabstd2_fpr): Same.
13210 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13212 * expr.c (expand_assignment): Change complex type check.
13214 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13216 * doc/plugins.texi (Building GCC plugins): Added new section.
13218 2009-06-17 Ian Lance Taylor <iant@google.com>
13220 * c-pch.c (get_ident): Don't set size of templ array.
13221 (pch_init): Don't set size of partial_pch array.
13223 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13224 string constant to intialize an array whose size is the length of
13227 2009-06-17 Richard Guenther <rguenther@suse.de>
13229 PR tree-optimization/40389
13230 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13231 to addressable types.
13232 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13234 2009-06-17 Richard Guenther <rguenther@suse.de>
13236 PR middle-end/40460
13237 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13238 if there is no evolution of left in the loop bail out.
13239 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13240 chrec_fold_multiply.
13242 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13243 Janis Johnson <janis187@us.ibm.com>
13246 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13247 for the symbol ref of a constant that is the source of a move
13248 - nor for any other not-obvious-label-ref constants.
13250 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13252 * plugin.c (position_pass): Skip newly inserted pass during list
13253 traversal to avoid repeated insertion.
13255 2009-06-16 Ian Lance Taylor <iant@google.com>
13257 * vec.h (VEC_stack_alloc): Define different version if
13258 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13259 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13260 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13261 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13263 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13265 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13267 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13268 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13269 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13270 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13271 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13272 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13273 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13274 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13275 __builtin_ia32_rdtscp.
13276 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13277 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13278 and __builtin_ia32_rorhi.
13279 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13280 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13281 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13282 (ix86_expand_args_builtin): Likewise.
13283 (ix86_expand_special_args_builtin): Likewise.
13285 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13286 (UNSPECV_RDTSC): Likewise.
13287 (UNSPECV_RDPMC): Likewise.
13288 (*bsr): Renamed to ...
13290 (*bsr_rex64): Renamed to ...
13293 (*rdpmc): Likewise.
13294 (*rdpmc_rex64): Likewise.
13296 (*rdtsc): Likewise.
13297 (*rdtsc_rex64): Likewise.
13298 (rdtscp): Likewise.
13299 (*rdtscp): Likewise.
13300 (*rdtscp_rex64): Likewise.
13302 * config/i386/ia32intrin.h: New.
13304 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13306 2009-06-16 Ian Lance Taylor <iant@google.com>
13308 * ira-build.c (copy_info_to_removed_store_destinations):
13309 Initialize parent_a.
13311 2009-06-16 Ian Lance Taylor <iant@google.com>
13313 * c-decl.c (grokdeclarator): Change size_varies to bool.
13315 2009-06-16 Ian Lance Taylor <iant@google.com>
13317 * sel-sched.c: Make forward declarations of move_op_hooks and
13318 fur_hooks explicitly extern.
13320 2009-06-16 Ian Lance Taylor <iant@google.com>
13322 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13323 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13325 2009-06-16 Ian Lance Taylor <iant@google.com>
13327 * resource.c (mark_referenced_resources): Change
13328 include_delayed_effects parameter to bool. Change all callers.
13329 (mark_end_of_function_resources): Likewise.
13330 * reorg.c (insn_references_resource_p): Likewise.
13331 (insn_sets_resource_p): Likewise.
13332 * resource.h (mark_referenced_resources): Update declaration.
13333 (mark_end_of_function_resources): Update declaration.
13335 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13337 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13339 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13341 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13342 GCC can bootstrap on AIX with GNU Binutils 2.20.
13344 2009-06-16 Ian Lance Taylor <iant@google.com>
13346 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13348 2009-06-16 Ian Lance Taylor <iant@google.com>
13350 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13351 inline, not extern inline.
13352 (exact_log2): Likewise.
13353 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13355 (exact_log2): Likewise, but don't test CTZ_HWI.
13357 2009-06-16 Ian Lance Taylor <iant@google.com>
13359 * bitmap.c (bitmap_clear): Don't declare as inline.
13360 * gimple.c (gimplify_assign): Likewise.
13361 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13362 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13363 (sched_scan_info): Remove duplicate definition.
13365 2009-06-16 Ian Lance Taylor <iant@google.com>
13367 * c-common.c (skip_evaluation): Don't define.
13368 (c_inhibit_evaluation_warnings): Define global variable.
13369 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13370 than skip_evaluation.
13371 (convert_and_check, warn_for_div_by_zero): Likewise.
13372 * c-common.h (skip_evaluation): Don't declare.
13373 (c_inhibit_evaluation_warnings): Declare.
13374 * c-parser.c (c_parser_typeof_specifier): Set
13375 c_inhibit_evaluation_warnings rather than skip_evaluation.
13376 (c_parser_conditional_expression): Likewise.
13377 (c_parser_binary_expression): Likewise.
13378 (c_parser_sizeof_expression): Likewise.
13379 (c_parser_alignof_expression): Likewise.
13380 * c-typeck.c (build_indirect_ref): Check
13381 c_inhibit_evaluation_warnings rather than skip_evaluation.
13382 (build_conditional_expr, build_binary_op): Likewise.
13384 2009-06-16 Richard Guenther <rguenther@suse.de>
13386 * tree-ssa-alias.c (is_escape_site): Remove.
13387 * tree-ssa-alias.h (enum escape_type): Remove.
13388 (is_escape_site): Likewise.
13389 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13390 via casts and asms without deferring to is_escape_site.
13392 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13394 PR middle-end/40446
13395 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13396 use gen_lowpart if op0 has complex mode.
13398 2009-06-16 Richard Guenther <rguenther@suse.de>
13400 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13401 variables add them to ESCAPED.
13402 (find_func_aliases): Do not make all indirectly stored values escaped.
13404 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13406 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13407 make_decl_one_only.
13409 2009-06-16 Martin Jambor <mjambor@suse.cz>
13411 PR tree-optimization/40432
13412 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13413 check whether we need to force gimple register operand.
13415 2009-06-16 Martin Jambor <mjambor@suse.cz>
13417 PR tree-optimization/40413
13418 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13419 build_ref_for_offset.
13420 (propagate_subacesses_accross_link): Fix a typo in a comment.
13422 2009-06-16 Ira Rosen <irar@il.ibm.com>
13424 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13425 with additional parameter.
13426 * tree-vectorizer.h (enum vect_def_type): Add new value
13428 (enum vect_relevant): Add comments.
13429 (vect_is_simple_reduction): Add new argument.
13430 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13431 Detect nested cycles.
13432 (vect_is_simple_reduction): Update documentation, add an argument to
13433 distinguish inner-loop reduction from nested cycle, detect nested
13434 cycles, fix printings and indentation, don't swap operands in case
13436 (get_initial_def_for_reduction): Handle subtraction.
13437 (vect_create_epilog_for_reduction): Add new argument to specify
13438 reduction variable.
13439 (vect_finalize_reduction): Handle subtraction, fix comments.
13440 (vectorizable_reduction): Handle nested cycles. In case of nested
13441 cycle keep track of the reduction variable position. Call
13442 vect_is_simple_reduction with additional parameter. Use original
13443 statement code in reduction epilogue for nested cycle. Call
13444 vect_create_epilog_for_reduction with additional parameter.
13445 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13446 inner-loop vectorization.
13447 (vect_recog_widen_sum_pattern): Likewise.
13448 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13450 (vect_mark_stmts_to_be_vectorized): Likewise.
13451 (vect_get_vec_def_for_operand): Handle nested cycles.
13453 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13455 * doc/invoke.texi (Debugging Options): Fix option index entries
13456 for -fdump-statistics, -frandom-seed add entries for
13457 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13458 (FRV Options): Fix entries for -mTLS, -mtls.
13459 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13460 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13461 (M68hc1x Options): Fix @itemx for -mnominmax.
13462 (MCore Options): Fix entry for -mno-lsim.
13463 (MMIX Options): Fix entry for -mabi=mmixware.
13464 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13466 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13468 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13469 Mention the plugin mode of gengtype.
13470 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13471 * gengtype.c: Updated copyright.
13472 (plugin_files, nb_plugin_files) Added new static variables.
13473 (measure_input_list) Care about plugin_files.
13474 (write_rtx_next): Added early return in plugin mode.
13475 (create_file): Updated copyright year in generated file. Added
13477 (oprintf): Added early return if NULL outf.
13478 (get_output_file_with_visibility): Care of plugin_files.
13479 (get_output_file_name): May return null.
13480 (write_local): Added early return.
13481 (put_mangled_filename): Ditto.
13482 (finish_root_table): Added check for base_files.
13483 (write_roots): Care about null when plugins.
13484 (main): Added plugin mode.
13486 2009-06-15 Ian Lance Taylor <iant@google.com>
13488 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13489 * gcov.c (read_count_file): Add braces around variables declared
13492 * c.opt (Wjump-misses-init): New warning.
13493 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13494 -Wall and -Wc++-compat if not already set.
13495 (c_common_post_options): Clear warn_jump_misses_init if it was not
13497 * c-decl.c (struct c_binding): Change type field to a union with
13498 new label field. Make it the first field in the struct. Update
13499 references to type to use u.type instead.
13500 (struct c_spot_bindings): Define.
13501 (struct c_goto_bindings): Define.
13502 (c_goto_bindings_p): Define, along with VECs.
13503 (struct c_label_vars): Define.
13504 (struct c_scope): Add has_label_bindings field.
13505 (bind_label, set_spot_bindings): New static functions.
13506 (decl_jump_unsafe, update_spot_bindings): New static functions.
13507 (update_label_decls): New static function.
13508 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13509 Update binding u.label field to shadowed field.
13510 (c_binding_start_stmt_expr): New function.
13511 (c_binding_end_stmt_expr): New function.
13512 (pushdecl): Don't call c_begin_vm_scope.
13513 (make_label): Add defining and p_label_vars parameters. Change
13515 (lookup_label): Correct test for whether a label has not yet been
13516 defined. Call bind_label rather than bind.
13517 (warn_about_goto): New static function.
13518 (lookup_label_for_goto): New function.
13519 (declare_label): Call bind_label rather than bind.
13520 (check_earlier_gotos): New static function.
13521 (define_label): Don't give errors about jumping into statement
13522 expressions or scopes of variably modified types. Call
13523 set_spot_bindings and check_earlier_gotos. Call bind_label
13524 instead of bind. Don't set label_context_stack_se or
13525 label_context_stack_vm.
13526 (c_get_switch_bindings): New function.
13527 (c_release_switch_bindings): New function.
13528 (c_check_switch_jump_warnings): New function.
13529 (start_function): Don't set label_context_stack_se or
13530 label_context_stack_vm.
13531 (finish_function): Likewise.
13532 * c-typeck.c (label_context_stack_se): Don't define.
13533 (label_context_stack_vm): Don't define.
13534 (c_finish_goto_label): Call lookup_label_for_goto rather than
13535 lookup_label. Don't give errors about jumping into a statement
13536 expression or the scope of a variably modified type. Don't set
13537 label_context_stack_se or label_context_stack_vm.
13538 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13539 fields. Add bindings field.
13540 (c_start_case): Don't set deleted fields. Set bindings field.
13541 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13542 or blocked_vm. Call c_check_switch_jump_warnings.
13543 (c_finish_case): Don't test blocked_stmt_expr field. Call
13544 c_release_switch_bindings.
13545 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13546 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13547 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13548 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13549 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13550 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13551 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13552 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13553 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13554 (C_DECL_UNJUMPABLE_VM): Don't define.
13555 (C_DECL_UNDEFINABLE_VM): Don't define.
13556 (struct c_label_list): Don't define.
13557 (struct c_label_context_se): Don't define.
13558 (struct c_label_context_vm): Don't define.
13559 (struct c_spot_bindings): Declare.
13560 (c_bindings_start_stmt_expr): Declare.
13561 (c_bindings_end_stmt_expr): Declare.
13562 (lookup_label_for_goto): Declare.
13563 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13564 (c_check_switch_jump_warnings): Declare.
13565 (label_context_stack_se, label_context_stack_vm): Don't declare.
13566 (c_finish_goto_label): Update declaration.
13567 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13568 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13569 (Warning Options): Document -Wjump-misses-init.
13571 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13573 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13576 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13578 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13580 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13582 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13584 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13586 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13588 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13590 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13591 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13592 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13593 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13594 * dwarf2asm.c (dw2_force_const_mem): Update call to
13595 make_decl_one_only.
13596 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13597 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13598 * langhooks.c (lhd_comdat_group): Remove.
13599 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13600 * tree.h (DECL_COMDAT_GROUP): New.
13601 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13602 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13603 (make_decl_one_only): Change signature.
13604 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13605 make_decl_one_only.
13606 (make_decl_one_only): Change signature.
13607 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13609 2009-06-15 Richard Guenther <rguenther@suse.de>
13611 PR middle-end/40439
13612 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13614 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13616 * tree-ssa-math-opts.c: Remove extra divide.
13618 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13620 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13622 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13624 * passes.c: Add bswap pass.
13625 * tree-pass.h: Add pass_optimize_bswap declaration.
13626 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13627 Include rtl.h, expr.h and optabs.h for optab_handler check.
13628 (struct symbolic_number, pass_optimize_bswap): New definition.
13629 (do_shift_rotate, verify_symbolic_number_p): New functions.
13630 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13631 (gate_optimize_bswap): New function.
13632 * tree.c (widest_int_cst_value): New function.
13633 * tree.h (widest_int_cst_value): Prototype added.
13635 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13637 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13638 REG_EQUAL/REG_EQUIV notes.
13640 2009-06-14 Richard Guenther <rguenther@suse.de>
13642 PR middle-end/40389
13643 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13644 has its address taken if NRV was applied and it is addressable.
13645 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13646 function split out from ...
13647 (get_constraint_for_1): ... here.
13648 (handle_rhs_call): Use it to mark the return slot escaped if
13649 it is addressable and NRV was applied.
13651 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13653 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13654 Change first argument type to location_t.
13655 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13656 Do not set input_location.
13657 Use loc instead of input_location throughout.
13659 2009-06-13 Richard Guenther <rguenther@suse.de>
13661 PR tree-optimization/40421
13662 * tree-predcom.c (should_unroll_loop_p): Remove.
13663 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13665 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13667 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13668 Add location argument.
13670 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13672 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13674 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13675 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13676 * config/spu/spu-protos.h: Add location to
13677 spu_resolve_overloaded_builtin.
13678 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13679 spu_build_builtin_va_list.
13680 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13681 argument. Pass location to build_function_call_vec.
13682 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13684 (emit_fpu_switch): Same.
13685 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13686 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13687 to build_decl and create_artificial_label.
13688 (xtensa_gimplify_va_arg_expr): Same.
13689 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13690 (xstormy16_gimplify_va_arg_expr): Same.
13691 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13692 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13693 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13694 (mips16_build_function_stub): Same.
13695 (mips16_build_call_stub): Same.
13697 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13700 * arm/constraints.md (Pa, Pb): New constraints.
13701 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13702 split pattern to deal with them.
13704 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13706 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13707 fix index entry for -Xpreprocessor.
13709 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13711 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13712 Add location argument to build_decl call.
13713 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13714 (rs6000_init_builtins): Same.
13715 (spe_init_builtins): Same.
13716 (rs6000_gimplify_va_arg): Add location argument to
13717 create_artificial_label call.
13719 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13721 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13722 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13723 * Makefile.in: Fix GGC dependency for gcse.o.
13725 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13727 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13728 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13729 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13731 * c-parser.c (c_parser_binary_expression): Use current column while
13732 building binary operations.
13733 * common.opt (fshow-column): Enable by default.
13734 * tree-vrp.c (check_array_ref): Use warning_at.
13735 (check_array_bounds): Use location from call back if expr has no
13737 * tree.h: Add location argument to maybe_fold_*.
13738 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13739 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13740 (maybe_fold_offset_to_component_ref): Same.
13741 (maybe_fold_offset_to_reference): Same.
13742 (maybe_fold_offset_to_address): Same.
13743 (maybe_fold_stmt_indirect): Same.
13744 (maybe_fold_stmt_addition): Same.
13745 (fold_stmt_r): Pass location to maybe_fold_*.
13746 (fold_gimple_assign): Same.
13747 * c-tree.h: Add location argument to finish_decl,
13748 default_function_array_conversion, store_init_value.
13749 * c-decl.c (define_label): Use error_at.
13750 (c_make_fname_decl): Pass location to finish_decl.
13751 (finish_decl): New location argument.
13752 (build_compound_literal): Pass location to store_init_value.
13753 (grokdeclarator): Pass location to finish_decl.
13755 * c-typeck.c (array_to_pointer_conversion): New location argument.
13756 (function_to_pointer_conversion): Same.
13757 (default_function_array_conversion): Same.
13758 (parser_build_unary_op): Pass location to overflow_warning.
13759 (parser_build_binary_op): Same. Use warning_at.
13760 (build_unary_op): Pass location to array_to_pointer_conversion.
13761 (build_c_cast): Pass location to digest_init.
13762 (build_modify_expr): New location argument.
13763 (convert_for_assignment): Same.
13764 (store_init_value): Same.
13765 (digest_init): Same.
13766 (output_init_element): Pass location to digest_init and
13767 array_to_pointer_conversion.
13768 (c_finish_return): Pass location to convert_for_assignment.
13769 * gimplify.c (gimplify_conversion): Pass location to
13770 maybe_fold_offset_to_address.
13771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13772 to maybe_fold_stmt_addition.
13773 * c-omp.c (c_finish_omp_atomic): Pass new location to
13775 (c_finish_omp_for): Same.
13776 * c-common.c (overflow_warning): New argument.
13777 * c-common.h: New argument to build_modify_expr, overflow_warning.
13778 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13780 (c_parser_initializer): Pass location to
13781 default_function_array_conversion.
13782 (c_parser_initelt): Same.
13783 (c_parser_initval): Same.
13784 (c_parser_asm_operands): Same.
13785 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13786 (c_parser_conditional_expression): Same.
13787 (c_parser_binary_expression): Add location info to stack. Use it.
13788 (c_parser_unary_expression): Pass location to
13789 default_function_array_conversion, parser_build_unary_op,
13790 build_indirect_ref, c_parser_postfix_expression_after_primary.
13791 (c_parser_postfix_expression_after_primary): New location argument.
13793 (c_parser_expression_conv): Pass location to
13794 default_function_array_conversion.
13795 (c_parser_expr_list): Same.
13796 (c_parser_omp_atomic): Same.
13797 (c_parser_omp_for_loop): Same.
13798 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13799 (build_array_declarator): New argument.
13800 * c-decl.c (build_array_declarator): Add location argument.
13801 (grokdeclarator): Set id_loc for cdk_array.
13802 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13803 build_array_declarator.
13804 * tree.c (build_omp_clause): Add location argument.
13805 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13806 (OMP_CLAUSE_LOCATION): New macro.
13807 (struct tree_omp_clause): Add location field.
13808 (build_omp_clause): Add argument.
13809 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13810 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13812 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13813 (cp_parser_omp_clause_collapse): Same.
13814 (cp_parser_omp_clause_default): Same.
13815 (cp_parser_omp_clause_if): Same.
13816 (cp_parser_omp_clause_nowait): Same.
13817 (cp_parser_omp_clause_num_threads): Same.
13818 (cp_parser_omp_clause_ordered): Same.
13819 (cp_parser_omp_clause_schedule): Same.
13820 (cp_parser_omp_clause_untied): Same.
13821 (cp_parser_omp_for_loop): Same.
13822 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13823 * c-tree.h (c_start_case): Add location argument.
13824 (c_process_expr_stmt): Same.
13825 (c_finish_goto_*): Same.
13826 * tree-parloops.c (initialize_reductions): Pass location to
13828 (create_parallel_loop): Same.
13829 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13830 (gfc_trans_omp_reduction_list): Same.
13831 (gfc_trans_omp_clauses): Same.
13832 (gfc_trans_omp_do): Same.
13833 * c-typeck.c (c_finish_goto_label): Same.
13834 (c_finish_goto_ptr): New location argument.
13835 (c_start_case): Same.
13836 (emit_side_effect_warnings): Same.
13837 (c_process_expr_stmt): Same.
13838 (c_finish_stmt_expr): Same.
13839 (c_finish_omp_clauses): Use error_at instead of error.
13840 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13842 * c-omp.c (c_split_parallel_clauses): New location argument.
13843 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13844 to build_omp_clause.
13845 (convert_local_reference_stmt): Same.
13846 (convert_gimple_call): Same.
13847 * c-common.h (c_split_parallel_clauses): New argument.
13848 * c-parser.c (c_parser_statement_after_labels): Pass location to
13849 c_finish_goto_label.
13850 (c_parser_switch_statement): Pass location to c_start_case.
13851 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13852 and c_process_expr_stmt.
13853 (c_parser_omp_variable_list): Add location argument.
13854 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13855 (c_parser_omp_clause_default): Same.
13856 (c_parser_omp_clause_if): Same.
13857 (c_parser_omp_clause_num_threads): Same.
13858 (-c_parser_omp_clause_ordered): Same.
13859 (c_parser_omp_clause_reduction): Pass location to
13860 c_parser_omp_variable_list.
13861 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13862 (c_parser_omp_clause_untied): Same.
13863 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13864 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13866 * c-tree.h (check_for_loop_decls, undeclared_variable,
13867 build_component_ref, build_array_ref, build_external_ref,
13868 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13869 build_conditional_expr, build_compound_expr, c_cast_expr,
13870 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13871 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13873 * c-semantics.c (build_stmt): Same.
13874 (build_case_label): Same.
13875 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13876 (undeclared_variable): New argument.
13877 (make_label): Same.
13878 (lookup_label): Pass location on down.
13879 (define_label): Same.
13880 (finish_decl): Same.
13881 (build_compound_literal): Same.
13882 (finish_struct): Same.
13883 (finish_function): Do not set location here.
13884 (check_for_loop_decls): New argument.
13885 * tree.c (save_expr): Set location.
13886 (build_empty_stmt): New argument.
13887 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13888 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13889 * builtins.c (gimplify_va_arg_expr): Use locations.
13890 (expand_builtin_sync_operation): Same.
13891 * c-typeck.c (build_component_ref): New argument.
13892 (build_array_ref): Same.
13893 (build_external_ref): Same.
13894 (c_expr_sizeof_expr): Same.
13895 (c_expr_sizeof_type): Same.
13896 (parser_build_unary_op): Same.
13897 (build_conditional_expr): Same.
13898 (build_compound_expr): Pass location on down.
13899 (build_compound_expr): New argument.
13900 (build_c_cast): Same.
13901 (c_cast_expr): Same.
13902 (build_asm_expr): Same.
13903 (c_finish_return): Same.
13904 (c_process_expr_stmt): Pass location on down.
13905 (c_finish_stmt_expr): New argument.
13906 (push_clenaup): Same.
13907 (c_finish_omp_parallel): Same.
13908 (c_finish_omp_task): Same.
13909 * gimplify.c (gimplify_call_expr): Pass location on down.
13910 * c-omp.c (c_finish_omp_master): New argument.
13911 (c_finish_omp_critical): Same.
13912 (c_finish_omp_ordered): Same.
13913 (c_finish_omp_barrier): Same.
13914 (-c_finish_omp_taskwait): Same.
13915 (c_finish_omp_atomic): Same.
13916 (c_finish_omp_flush): Same.
13917 * tree-inline.c (copy_tree_body_r): Pass location on down.
13918 (inline_forbidden_p): Remove use of input_location.
13919 * c-gimplify.c (c_build_bind_expr): New argument.
13920 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13921 (c_sizeof_or_alignof_type): New argument.
13922 (c_alignof_expr): Same.
13923 (build_va_arg): Same.
13924 (c_add_case_label): Same.
13925 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13926 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13927 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13928 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13929 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13930 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13932 * stub-objc.c (objc_build_selector_expr): Same.
13933 (objc_build_throw_stmt): Same.
13934 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13935 (c_parser_initelt): Same.
13936 (c_parser_compound_statement): Same.
13937 (c_parser_compound_statement_nostart): Same.
13938 (c_parser_label): Same.
13939 (c_parser_statement_after_labels): Same.
13940 (c_parser_if_body): Same.
13941 (c_parser_else_body): Same.
13942 (c_parser_if_statement): Same.
13943 (c_parser_switch_statement): Same.
13944 (c_parser_while_statement): Same.
13945 (c_parser_do_statement): Same.
13946 (c_parser_for_statement): Same.
13947 (c_parser_asm_statement): Same.
13948 (c_parser_conditional_expression): Same.
13949 (c_parser_binary_expression): Same.
13950 (c_parser_cast_expression): Same.
13951 (c_parser_unary_expression): Same.
13952 (c_parser_sizeof_expression): Same.
13953 (c_parser_alignof_expression): Same.
13954 (c_parser_postfix_expression): Same.
13955 (c_parser_expression): Same.
13956 (c_parser_objc_receiver): Same.
13957 (c_parser_omp_variable_list): Same.
13958 (c_parser_omp_structured_block): Same.
13959 (c_parser_omp_atomic): New argument.
13960 (c_parser_omp_barrier): Same.
13961 (c_parser_omp_critical): Same.
13962 (c_parser_omp_flush): Pass location on down.
13963 (c_parser_omp_for_loop): New argument.
13964 (c_parser_omp_for): Same.
13965 (c_parser_omp_master): Same.
13966 (c_parser_omp_ordered): Same.
13967 (c_parser_omp_sections_scope): Same.
13968 (c_parser_omp_sections): Same.
13969 (c_parser_omp_parallel): Same.
13970 (c_parser_omp_single): Same.
13971 (c_parser_omp_task): Same.
13972 (c_parser_omp_taskwait): Pass location on down.
13973 (c_parser_omp_construct): Same.
13974 (c_parser_omp_threadprivate): Same.
13975 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13976 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13977 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13978 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13979 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13980 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13981 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13982 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13983 config/i386/i386.c, stmt.c:
13984 Add location argument to the following function definitions and/or
13985 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13986 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13987 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13988 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13989 do_case, c_finish_bc_stmt, build_compound_literal,
13990 build_function_call.
13991 * c-decl.c (build_compound_literal): Add location argument.
13992 Make all diagnostic calls use location.
13993 (start_struct): Same.
13994 (finish_struct): Same.
13995 (start_enum): Same.
13996 (build_enumerator): Same.
13997 (start_function): Same.
13998 (grokdeclarator): Make all diagnostic calls use location.
13999 (store_parm_decls_oldstyle): Same.
14000 * c-typeck.c (build_function_call): Add location argument.
14001 Make all diagnostic calls use location.
14003 (c_finish_bc_stmt): Same.
14004 * tree-nested.c (get_trampoline_type): Add argument.
14005 Pass location to build_decl.
14006 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14007 * rtl.h (RTL_LOCATION): New.
14008 * c-common.c (c_add_case_label): Add location argument.
14009 Make all diagnostic calls use location.
14010 * c-common.h: Add location argument to make_fname_decl, do_case,
14011 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14012 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14013 Set it appropriately for every case. Pass enum_loc to start_enum
14014 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14016 (c_parser_struct_or_union_specifier): Save location. Use it for
14017 start_struct, finish_struct, and parser_xref_tag.
14019 2009-06-12 Ian Lance Taylor <iant@google.com>
14021 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14023 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14024 cpp_opts->warn_cxx_operator_names.
14026 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14029 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14030 is returns NULL and OP is a VCE, look through the VCE.
14032 2009-06-12 Ian Lance Taylor <iant@google.com>
14035 * collect2.c (main): Use CONST_CAST2 in code inside #if
14036 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14038 2009-06-12 Joey Ye <joey.ye@intel.com>
14040 PR middle-end/39146
14041 * cfgexpand.c (get_decl_align_unit): Update
14042 max_used_stack_slot_alignment with align instead of
14043 stack_alignment_needed.
14045 * function.c (assign_stack_local_1): Update
14046 max_used_stack_slot_alignment with alignment_in_bits instead
14047 of stack_alignment_needed.
14048 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14051 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14053 * dwarf2out.c (last_var_location_insn): New variable.
14054 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14055 (dwarf2out_var_location): Don't record anything after last real
14056 insn. Only change labels if there were any real instructions
14057 in between last note and this one, or if changed sections.
14059 2009-06-11 Richard Henderson <rth@redhat.com>
14061 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14062 note when storing the frame pointer in a register.
14063 (FRP): Don't redefine to nothing for epilogue.
14064 (alpha_expand_epilogue): Mark register and sp restores.
14065 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14067 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14068 when gen_lowpart is needed.
14070 2009-06-11 Richard Henderson <rth@redhat.com>
14072 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14074 * dwarf2out.c (need_data_align_sf_opcode): New.
14075 (div_data_align): Move earlier.
14076 (def_cfa_1, reg_save): Use it.
14078 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14080 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14081 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14082 (ix86_handle_option): Handle OPT_mcrc32.
14083 (ix86_target_string): Add -mcrc32.
14084 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14086 * config/i386/i386.h (TARGET_CRC32): New.
14088 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14089 (sse4_2_crc32di): Likewise.
14091 * config/i386/i386.opt (mcrc32): New.
14093 * doc/invoke.texi: Document -mcrc32.
14095 2009-06-11 Richard Henderson <rth@redhat.com>
14097 * common.opt (gdwarf-): Accept a version number.
14098 * doc/invoke.texi (gdwarf-): Update docs.
14099 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14100 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14101 version level, and record it.
14103 * dwarf2.h (DW_CIE_VERSION): Remove.
14104 * dwarf2out.c (DWARF_VERSION): Remove.
14105 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14106 (output_call_frame_info): Use CIE version 3 for dwarf3,
14107 or if the return register column is out of range for version 1.
14108 (dwarf_stack_op_name): Add all dwarf3 values.
14109 (DEBUG_PUBTYPES_SECTION): New.
14110 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14111 encoding change for dwarf3.
14112 (output_die) [dw_val_class_die_ref]: Likewise.
14113 (output_compilation_unit_header): Emit correct version for dwarf3.
14114 (output_line_info): Likewise.
14115 (output_pubnames): Update for DWARF_VERSION removal.
14116 (output_aranges): Likewise.
14117 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14118 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14119 (dwarf2out_finish): Likewise.
14121 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14123 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14126 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14129 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14130 * builtins.c (expand_builtin_unreachable): New function.
14131 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14132 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14133 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14135 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14136 searching for missing barriers.
14138 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14140 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14141 when -fprofile-generate* was passed.
14142 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14144 2009-06-11 Anthony Green <green@moxielogic.com>
14146 * config/moxie/moxie.md: Define length attribute for all instructions.
14148 (*b<cond:code>): Support limited branch ranges for new PC-relative
14149 branch instructions.
14150 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14152 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14154 * config/i386/i386.c (min_insn_size): Use get_attr_length
14155 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14156 For __asm return 0.
14158 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14159 instead of emit_insn_before.
14161 2009-06-10 Ian Lance Taylor <iant@google.com>
14164 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14167 2009-06-10 Revital Eres <eres@il.ibm.com>
14169 * passes.c (init_optimization_passes): Reschedule
14170 predictive-commoning pass before complete unroll pass.
14172 2009-06-10 Martin Jambor <mjambor@suse.cz>
14174 * cgraph.c (cgraph_node_can_be_local_p): New function.
14175 (cgraph_make_node_local): New function.
14176 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14177 (cgraph_make_node_local): Declare.
14179 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14181 * tree.h (tree_base): Add packed_flag and user_align fields.
14182 Decrease size of spare field.
14183 (TYPE_USER_ALIGN): Use user_align from tree_base.
14184 (DECL_USER_ALIGN): Likewise.
14185 (TYPE_PACKED): Use packed_flag from tree_base.
14186 (DECL_PACKED): Likewise.
14187 (tree_type): Delete packed_flag and user_align fields. Widen
14188 precision field. Widen mode field and shuffle fields to align
14189 mode on an 8-bit boundary.
14190 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14191 Renumber decl_flag_* fields. Fix comments. Widen
14192 decl_common_unused field.
14193 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14194 (DECL_EXTERNAL): Likewise.
14195 (DECL_BIT_FIELD): Likewise.
14196 (DECL_NONADDRESSABLE_P): Likewise.
14197 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14198 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14200 2009-06-10 Ian Lance Taylor <iant@google.com>
14202 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14203 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14204 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14205 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14206 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14207 DEF_VEC_ALLOC_FUNC_P.
14208 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14209 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14210 DEF_VEC_ALLOC_FUNC_O.
14211 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14212 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14213 DEF_VEC_ALLOC_FUNC_I.
14214 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14215 (vec_stack_p_reserve_exact_1): Declare.
14216 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14217 (vec_stack_free): Declare.
14218 (VEC_stack_alloc): Define.
14219 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14220 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14221 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14222 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14224 (stack_vecs): New static variable.
14225 (vec_stack_p_reserve_exact_1): New function.
14226 (vec_stack_o_reserve_1): New static function.
14227 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14228 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14229 (vec_stack_free): New function.
14230 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14231 (VEC_df_ref_stack_alloc): Define.
14232 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14233 DEF_VEC_ALLOC_P_STACK.
14234 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14235 (struct df_collection_rec): Change _vec fields to VEC. Remove
14237 (df_free_collection_rec): Adjust for new fields.
14238 (df_insn_rescan): Use new df_collection_rec fields.
14239 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14240 (df_ref_create_structure, df_ref_record): Likewise.
14241 (df_get_conditional_uses, df_get_call_refs): Likewise.
14242 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14243 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14244 (df_record_exit_block_uses, df_bb_verify): Likewise.
14245 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14246 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14247 Remove count parameter. Change return type to void. Change all
14249 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14250 Remove count parameter. Change return type to void. Change all
14252 (df_install_refs): Change old_vec parameter to VEC. Remove count
14253 parameter. Change all callers.
14254 (df_install_mws): Change old_vec parameter to VEC. Remove count
14255 parameter. Change all callers.
14256 (df_refs_verify): Change new_rec parameter to VEC. Change call
14258 (df_mws_verify): Likewise.
14260 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14262 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14264 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14266 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14268 2009-06-10 Anthony Green <green@moxielogic.com>
14270 * config/moxie/crti.asm: New file.
14271 * config/moxie/crtn.asm: New file.
14272 * config/moxie/moxie.c: New file.
14273 * config/moxie/moxie.h: New file.
14274 * config/moxie/sfp-machine.h: New file.
14275 * config/moxie/moxie-protos.h: New file.
14276 * config/moxie/t-moxie: Created.
14277 * config/moxie/t-moxie-softfp: Created.
14278 * config/moxie/moxie.md: Created.
14279 * config/moxie/constraints.md: Created.
14280 * config.gcc: Add moxie support.
14281 * doc/md.texi (Machine Constraints): Add moxie constraints.
14282 * doc/contrib.texi (Contributors): Mention moxie port.
14283 * doc/install.texi (Specific): Mention the moxie port.
14285 2009-06-09 Ian Lance Taylor <iant@google.com>
14287 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14288 compiling with C++.
14289 * optabs.c (optab_table): Only use designated initializers if
14290 HAVE_DESIGNATED_INITIALIZERS is defined.
14291 (convert_optab_table): Likewise.
14292 (init_optabs): Always call init_insn_codes if
14293 HAVE_DESIGNATED_INITIALIZERS is not defined.
14295 2009-06-09 Ian Lance Taylor <iant@google.com>
14297 * targhooks.c (default_builtin_vectorized_function): Change fn
14298 parameter to unsigned int.
14299 (default_builtin_vectorized_conversion): Change code parameter to
14301 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14302 * targhooks.h: Update declarations.
14303 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14304 parameter to unsigned int.
14306 * c-typeck.c (comptypes_check_enum_int): New static function.
14307 (comptypes_internal): Add enum_and_int_p parameter. Change all
14309 (comp_target_types): Add location parameter. Change all callers.
14310 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14311 Change all callers.
14312 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14313 (build_conditional_expr): Add colon_loc parameter. Change all
14315 (convert_for_assignment): Add location parameter. Change all callers.
14316 * c-parser.c (c_parser_conditional_expression): Pass location of
14317 colon to build_conditional_expr.
14318 * c-tree.h (build_conditional_expr): Update declaration.
14320 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14322 * graphite.c: Revert previous patch.
14324 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14327 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14329 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14331 * tree-ssa-loop-prefetch.c
14332 (loop_prefetch_arrays): Fixed a portability problem in printf format
14335 2009-06-09 Martin Jambor <mjambor@suse.cz>
14337 PR tree-optimization/40351
14338 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14339 refrence to a potential artifical subaccess can be constructed.
14341 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14343 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14344 (sh_override_options): Likewise.
14345 * config/sh/sh.c: Include params.h.
14346 (sh_optimization_options): New.
14347 (sh_override_options): Likewise.
14348 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14349 (OVERRIDE_OPTIONS): Use sh_override_options.
14351 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14353 * dwarf2out.c (emit_cfa_remember): New variable.
14354 (add_fde_cfi): If emit_cfa_remember, recurse to add
14355 DW_CFA_remember_state first.
14356 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14357 instead just set emit_cfa_remember.
14359 2009-06-08 Jan Hubicka <jh@suse.cz>
14362 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14364 2009-06-08 Jan Hubicka <jh@suse.cz>
14366 PR middle-end/39834
14367 * cgraphunit.c (save_inline_function_body): Do not copy transform
14368 hooks for saved inline bodies.
14369 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14370 for given function.
14372 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14374 * jump.c (returnjump_p): Handle delayed branches. Add missing
14377 2009-06-08 Jan Hubicka <jh@suse.cz>
14379 PR middle-end/40102
14380 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14381 original node might've been modified.
14382 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14384 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14386 * tree-object-size.c (addr_object_size): Add OSI argument.
14387 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14388 (compute_builtin_object_size, expr_object_size): Adjust callers.
14389 (plus_stmt_object_size): Call addr_object_size instead of
14390 compute_builtin_object_size.
14392 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14393 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14395 * tree-ssa-loop-prefetch.c
14396 (gather_memory_references): Introduced a counter for the number of
14398 (anything_to_prefetch_p): Introduced a counter for the number of
14400 (is_loop_prefetching_profitable): New function with a cost model
14402 (loop_prefetch_arrays): Use the new cost model to determine if
14403 prefetching is profitable.
14404 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14405 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14406 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14407 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14408 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14409 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14411 2009-06-08 Michael Matz <matz@suse.de>
14414 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14415 partitions use the same.
14416 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14417 for basevars of SSA_NAMEs.
14418 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14419 to not expand them twice.
14420 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14423 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14425 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14426 (fdump-final-insns=, gtoggle): New.
14427 * doc/invoke.texi: Document them.
14428 * final.c (rest_of_clean_state): Dump final insn stream.
14429 * gcc.c (invoke_as): Hook in -fcompare-debug.
14430 (static_spec_functions): Add compare-debug-dump-opt,
14431 compare-debug-self-opt and compare-debug-auxbase-opt.
14432 (compare_debug, compare_debug_second, compare_debug_opt): New.
14433 (switches_debug_check, n_switches_debug_check): New.
14434 (debug_auxbase_opt, debug_check_temp_file): New.
14435 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14437 (do_self_spec): Handle arguments after switches.
14438 (do_spec_1): Add .gk extension to temp file basenames for compare.
14439 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14440 (cc1_options): Use it instead of normal auxbase computation for
14441 the second compare-debug compilation.
14442 (compare_files): New.
14443 (main): Set up and implement compare debug mode.
14444 (compare_debug_dump_opt_spec_function): New.
14445 (compare_debug_self_opt_spec_function): New.
14446 (compare_debug_auxbase_opt_spec_function): New.
14447 * toplev.c (process_options): Handle flag_gtoggle,
14448 flag_dump_final_insns.
14449 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14450 during -fcompare-debug-second compilation.
14452 2009-06-07 Ian Lance Taylor <iant@google.com>
14454 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14455 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14457 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14458 with no default node. Change warning with %H to warning_at.
14459 Don't clear warn_switch around case checking.
14460 * doc/invoke.texi (Warning Options): Clarify distinction between
14461 -Wswitch and -Wswitch-enum.
14463 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14465 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14467 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14469 * gbl-ctors.h: Add header guard.
14471 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14473 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14474 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14475 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14476 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14477 prototypes for removed functions.
14478 (expressions_equal_p): Move to ...
14479 * tree-ssa-sccvn.h: ... here and ...
14480 * matrix-reorg.c: ... adjust includes.
14482 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14484 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14486 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14488 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14489 (finish_function): Remove erroneous whitespace.
14491 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14493 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14494 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14496 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14498 * errors.c (internal_error): Commentary typo fix.
14499 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14500 * tree-ssa-pre.c: Ditto.
14502 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14504 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14505 them is supposed to hold actual statements.
14507 2009-06-06 Ian Lance Taylor <iant@google.com>
14509 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14510 empty statements can now have attributes.
14512 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14514 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14515 * config/mips/mips.md: Ditto.
14517 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14519 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14521 (__eabi_uconvert): Likewise.
14523 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14525 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14526 CFI_* definitions with IN_GCC.
14528 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14530 * xcoffout.h (xcoffout_source_line): Update prototype.
14532 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14534 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14535 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14537 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14539 PR middle-end/40340
14540 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14541 inlined_function_outer_scope_p blocks for artificial inlines
14543 * tree.c (tree_nonartificial_location): Rewrite using
14544 block_nonartificial_location.
14546 2009-06-05 Revital Eres <eres@il.ibm.com>
14547 Leehod Baruch <leehod@il.ibm.com>
14549 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14550 (expand_expr_real_1): Remove comment.
14551 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14552 Vectorize misaligned access when the target supports it.
14553 (vect_supportable_dr_alignment): Check for unaligned access support.
14554 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14557 2009-06-05 Julian Brown <julian@codesourcery.com>
14559 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14560 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14562 2009-06-05 Richard Guenther <rguenther@suse.de>
14565 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14566 as possibly unused.
14568 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14570 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14571 (save_gprs): Don't tell unwinder when a global register is saved.
14572 (s390_emit_epilogue): Emit needed epilogue unwind info.
14574 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14576 * dwarf2out.c (deferred_asm_name): New.
14577 (add_name_and_src_coords_attributes): Defer creation of
14578 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14580 (move_linkage_attr): New.
14581 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14584 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14586 * tree-nested.c (finalize_nesting_tree_1): Declare the
14587 frame_decl in the binding tree.
14589 2009-06-04 Cary Coutant <ccoutant@google.com>
14591 * basic-block.h (struct basic_block_def): Add discriminator field.
14592 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14594 * debug.c (do_nothing_debug_hooks): Add additional entry.
14595 (debug_nothing_int_charstar_int): New function.
14596 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14597 (debug_nothing_int_charstar_int): New declaration.
14598 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14599 discriminator value in .loc directive.
14600 * final.c (last_discriminator): New variable.
14601 (discriminator): New variable.
14602 (final_start_function): Initialize above variables, pass current
14603 discriminator to debug hook.
14604 (notice_source_line): Check for discriminator change.
14605 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14606 * sdbout.c (sdbout_source_line): New parameter.
14607 * tree-cfg.c (struct locus_discrim_map): New structure type.
14608 (discriminator_per_locus): New hash table.
14609 (build_gimple_cfg): Allocate and free discriminator hash table.
14610 (make_edges): Call assign_discriminator.
14611 (locus_map_hash): New function.
14612 (locus_map_eq): New function.
14613 (next_discriminator_for_locus): New function.
14614 (same_line_p): New function.
14615 (assign_discriminator): New function.
14616 (make_cond_expr_edges): Call assign_discriminator.
14617 (make_gimple_switch_edges): Likewise.
14618 (first_non_label_stmt): New function.
14619 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14621 * xcoffout.c (xcoffout_source_line): Add new parameter.
14623 * configure.ac (gcc_cv_as_discriminator): New configury check for
14624 gas support for discriminator.
14625 * configure: Regenerate.
14626 * config.in: Regenerate.
14628 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14630 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14631 val after checking for integers.
14633 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14635 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14637 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14638 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14639 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14640 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14641 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14642 X64_SSE_REGPARM_MAX.
14643 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14644 X64_SSE_REGPARM_MAX.
14646 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14648 * gcc.c (report_times_to_file): New.
14649 (execute): Implement it.
14650 (process_command): Support -time=.
14651 * doc/invoke.texi: Document it.
14653 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14655 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14656 that have value exprs.
14658 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14660 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14661 declarations for constants until...
14662 (dw2_output_indirect_constant_1): ... this point.
14664 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14667 * arm.md (arm_addsi3): Don't try to split an add with an
14668 eliminable register until after reload has completed.
14670 2009-06-03 Ian Lance Taylor <iant@google.com>
14672 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14673 * genattrtab.c (write_length_unit_log): Likewise.
14674 * genchecksum.c (dosum): Likewise.
14675 * gengtype.c (write_rtx_next): Likewise.
14676 (finish_root_table, write_roots): Likewise.
14677 * gimple.c (gimple_ops_offset_): Likewise.
14678 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14679 * config/arc/arc.c (arc_attribute_table): Likewise.
14680 * config/arm/arm.c (arm_attribute_table): Likewise.
14681 * config/avr/avr.c (avr_attribute_table): Likewise.
14682 * config/crx/crx.c (crx_attribute_table): Likewise.
14683 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14684 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14685 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14686 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14687 * config/sh/sh.c (sh_attribute_table): Likewise.
14688 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14689 * config/spu/spu.c (spu_attribute_table): Likewise.
14690 * config/v850/v850.c (v850_attribute_table): Likewise.
14692 * config/alpha/alpha.c (vms_attribute_table): Make static.
14693 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14694 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14695 * config/mips/mips.c (mips_attribute_table): Likewise.
14697 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14699 (cc1-checksum.o): Likewise.
14701 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14703 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14705 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14707 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14708 insn if it is changing sp. Use gen_add3_insn instead of
14709 conditionally gen_addsi3 and gen_adddi3.
14710 (offset_below_red_zone_p): New static inline function.
14711 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14712 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14713 * config/rs6000/ppc-asm.h: Include auto-host.h.
14714 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14715 CFI_RESTORE): Define.
14716 * config/rs6000/crtresxgpr.asm: Add unwind info.
14717 * config/rs6000/crtresxfpr.asm: Likewise.
14718 * config/rs6000/crtresgpr.asm: Likewise.
14719 * config/rs6000/crtresfpr.asm: Likewise.
14720 * config/rs6000/crtsavgpr.asm: Likewise.
14721 * config/rs6000/crtsavfpr.asm: Likewise.
14723 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14724 argument of DWARF2_FRAME_REG_OUT macros.
14726 2009-06-03 Julian Brown <julian@codesourcery.com>
14728 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14729 words or less (including TImode) in core registers.
14731 2009-06-03 Richard Guenther <rguenther@suse.de>
14733 PR middle-end/40328
14734 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14736 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14738 * statistics.c (statistics_counter_event): Do not record event
14739 in pass dump if its number == -1.
14740 (curr_statistics_hash): Add assert that we never get passes
14741 with static number == -1.
14743 2009-06-03 Richard Guenther <rguenther@suse.de>
14744 Andrey Belevantsev <abel@ispras.ru>
14746 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14747 non-BLKmode arrays addressable.
14749 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14751 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14752 * config/m68k/m68k.h: ... here.
14754 2009-06-03 Martin Jambor <mjambor@suse.cz>
14756 PR tree-optimization/40323
14757 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14760 2009-06-03 Richard Guenther <rguenther@suse.de>
14762 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14765 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14767 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14768 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14769 JUMP_TABLE_DATA_P where applicable.
14770 * config/sh/sh.c: Ditto.
14771 * config/sh/sh.h: Ditto.
14772 * config/sh/sh.md: Ditto.
14773 * config/sh/symbian.c: Ditto.
14775 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14777 * config/i386/driver-i386.c (describe_cache): Optimize
14778 concatenation of strings. Use snprintf instead of sprintf.
14779 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14780 target when not compiling with GCC.
14782 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14784 * config/sh/sh.c: Revert last change.
14785 (sh_expand_epilogue): Emit a blockage insn before the frame
14786 pointer adjustment unconditionally.
14788 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14790 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14791 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14792 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14793 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14794 to COLLECT_GCC_OPTIONS.
14796 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14798 * collect2.c (target_system_root): New variable.
14799 (main): Handle --sysroot=.
14800 (ignore_library): Strip the sysroot from the library path.
14802 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14804 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14805 (collect2.o): Depend on collect2-aix.h.
14806 (collect2-aix.o): New rule.
14807 * collect2-aix.h: New file.
14808 * collect2-aix.c: Likewise.
14809 * collect2.c: Include collect2-aix.h. Don't undefine
14810 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14811 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14812 Use TARGET_AIX_VERSION instead of _AIX51.
14813 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14814 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14815 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14816 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14817 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14819 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14821 * collect2.c (ignore_library): Avoid premature post-increment
14822 and null deference.
14824 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14826 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14827 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14828 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14829 CROSS_DIRECTORY_STRUCTURE too.
14830 (LINK_LIBG_SPEC): Likewise.
14831 (LIB_SPEC): Add %R to sysroot paths.
14832 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14833 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14834 * config/rs6000/aix51.h: As for aix43.h.
14835 * config/rs6000/aix52.h: Likewise.
14836 * config/rs6000/aix53.h: Likewise.
14837 * config/rs6000/aix61.h: Likewise.
14838 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14839 to the beginning of sysroot paths.
14841 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14843 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14844 INSN_LISTs that are out of the REG_NOTE range.
14846 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14848 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14849 (struct var_to_expand): Likewise.
14850 (struct opt_info): Add head and tail for linked lists of the above.
14851 (analyze_insn_to_expand_var): Initialize next.
14852 (analyze_iv_to_split_insn): Likewise.
14853 (analyze_insns_in_loop): Create linked lists.
14854 (allocate_basic_variable): Simplify for use without hash table.
14855 (insert_var_expansion_initialization): Likewise, make it type-safer.
14856 (combine_var_copies_in_loop_exit): Likewise.
14857 (apply_opt_in_copies): Walk lists rather than hash tables.
14858 (release_var_copies): Simplified and inlined by hand into...
14859 (free_opt_info): ... this function.
14861 2009-06-02 Richard Guenther <rguenther@suse.de>
14863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14866 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14868 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14869 only for builtins that are not overridden.
14871 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14873 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14876 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14878 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14880 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14882 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14884 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14886 * common.opt (fdump-unnumbered-links): New.
14887 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14888 * print-rtl.c (flag_dump_unnumbered_links): New.
14889 (print_rtx): Test it.
14891 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14893 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14894 push/pop multiple to 8-byte alignment.
14896 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14898 * config/i386/i386.c (queued_cfa_restores): New static variable.
14899 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14901 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14902 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14903 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14904 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14905 note unconditionally.
14906 (ix86_emit_restore_regs_using_mov): Likewise.
14907 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14908 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14909 it through to ix86_emit_restore_reg_using_pop.
14910 (ix86_emit_leave): Add RED_OFFSET argument. Call
14911 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14912 instead of adding REG_CFA_OFFSET note unconditionally.
14913 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14914 the above functions. Call ix86_add_queued_cfa_restore_notes when
14917 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14918 force output of the label even for dwarf2out_do_cfi_asm.
14919 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14920 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14921 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14923 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14924 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14925 dwarf2out_cfi_label callers.
14926 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14927 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14928 Adjust dwarf2out_cfi_label callers.
14929 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14931 * config/i386/i386.h (struct machine_cfa_state,
14932 struct machine_function): Guard with ifndef USED_FOR_TARGET
14933 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14936 * emutls.c (__emutls_get_address): Change arr->size to mean number
14937 of allocated arr->data entries instead of # of slots + 1.
14939 PR middle-end/40316
14940 * recog.c (peep2_reinit_state): New function.
14941 (peephole2_init_state): Use it at the end of a basic block and also
14942 when seeing a RTX_FRAME_RELATED_P insn.
14944 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14946 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14947 fixuns_truncrfdi2): New.
14948 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14949 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14950 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14951 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14952 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14953 *recip_approx): Remove.
14954 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14955 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14956 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14958 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14961 2009-06-01 Ian Lance Taylor <iant@google.com>
14963 * attribs.c (register_attribute): Use CONST_CAST.
14964 * collect2.c (main): Use CONST_CAST2.
14965 (scan_prog_file): Likewise.
14966 * gcc.c (process_command, main): Likewise.
14967 * toplev.c (toplev_main): Likewise.
14969 * c-typeck.c (handle_warn_cast_qual): New static function,
14970 partially broken out of build_c_cast.
14971 (build_c_cast): Call handle_warn_cast_qual.
14972 * doc/invoke.texi (Warning Options): Document new effect of
14975 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14977 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14978 (diagnostic_report_current_module): Print columns.
14979 * common.opt (flag_show_column): Enable by default.
14981 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14983 * alias.c (find_base_term): Check for NULL term before returning.
14985 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14987 Revert due to PR40320:
14988 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14989 * calls.c (emit_library_call_value_1): Don't force_operand for move
14992 2009-06-01 Olivier Hainque <hainque@adacore.com>
14993 Eric Botcazou <ebotcazou@adacore.com>
14995 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14996 to be processed as a bitfield for constructor output purposes.
14997 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14999 * varasm.c (oc_local_state): New type, output_constructor
15000 local state to support communication with helpers.
15001 (oc_outer_state): New type, output_constructor outer state of
15002 relevance in recursive calls.
15003 (output_constructor_array_range): New output_constructor helper,
15004 extracted code for an array range element.
15005 (output_constructor_regular_field): New output_constructor helper,
15006 extracted code for an element that is not a bitfield.
15007 (output_constructor_bitfield): New output_constructor helper,
15008 extracted code for a bitfield element. Accept an OUTER state
15009 argument for recursive processing. Recurse on record or array
15010 CONSTRUCTOR values, possibly past noop conversions.
15011 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15012 VALUE is a valid constant-valued expression for use in a static
15013 bit-field initializer.
15014 (output_constructor): Rework to use helpers. Accept and honor an
15015 OUTER state argument for recursive calls. Return total size. Be
15016 prepared for nested constructors initializing bitfields.
15017 (output_constant): Feed OUTER in calls to output_constructor.
15019 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15021 * calls.c (emit_library_call_value_1): Don't force_operand for move
15024 2009-06-01 Nick Clifton <nickc@redhat.com>
15026 * doc/invoke.texi (IA-64 Options): Fix typo.
15028 2009-06-01 Ira Rosen <irar@il.ibm.com>
15030 PR tree-optimization/39129
15031 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15033 (vect_do_peeling_for_loop_bound): Use
15034 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15035 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15036 (vect_loop_versioning): Likewise.
15037 (vect_create_cond_for_alias_checks): Fix indentation.
15038 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15040 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15041 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15042 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15043 "control flow in loop".
15044 (vect_estimate_min_profitable_iters): Use
15045 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15046 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15047 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15048 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15049 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15050 statement belongs to a group of strided accesses with the exact code
15052 (vectorizable_load): Likewise.
15053 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15054 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15056 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15058 * config/freebsd-stdint.h: New file.
15059 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15060 Add freebsd-stdint.h to tm_file.
15062 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15064 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15065 (thumb2_extendhidi2): Likewise.
15067 2009-05-31 Ian Lance Taylor <iant@google.com>
15069 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15071 2009-05-31 Ian Lance Taylor <iant@google.com>
15073 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15074 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15075 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15077 2009-05-31 Jason Merrill <jason@redhat.com>
15079 * tree-pretty-print.c (print_call_name): Take the callee, not the
15080 call itself. Make non-static. Use dump_function_name for functions.
15081 (dump_generic_node): Adjust.
15082 * diagnostic.h: Declare print_call_name.
15083 * gimple-pretty-print.c (dump_gimple_call): Use it.
15085 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15087 * config/sh/sh.md (ashldi3_std): New define_expand.
15090 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15093 * config/sh/sh.c: Include debug.h.
15094 (sh_expand_epilogue): Emit a blockage insn before the frame
15095 pointer adjustment also when dwarf2out_do_frame returns true.
15097 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15099 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15100 (thumb2_extendqidi2): New pattern.
15102 2009-05-31 Ira Rosen <irar@il.ibm.com>
15104 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15105 mark phis for renaming.
15106 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15107 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15108 Call mark_sym_for_renaming.
15109 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15110 * tree-vect-loop.c (vect_transform_loop): Remove
15111 vect_memsyms_to_rename initialization and a call to
15112 mark_set_for_renaming.
15114 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15116 PR middle-end/40304
15117 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15118 frame related even if !set_cfa && style < 0.
15120 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15122 * config/i386/mingw-tls.c: New file.
15123 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15124 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15125 defining _WIN32 but not __CYGWIN__.
15127 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15129 * configure.ac: Add MPC support.
15131 * config.in, configure: Regenerate.
15133 2009-05-29 Richard Henderson <rth@redhat.com>
15135 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15136 NOTE_INSN_BASIC_BLOCK.
15137 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15138 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15139 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15141 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15143 (add_cfi): Disable check redefining cfa away from drap.
15144 (lookup_cfa_1): Add remember argument; handle remember/restore.
15145 (lookup_cfa): Pass remember argument.
15146 (cfa_remember): New.
15147 (compute_barrier_args_size_1): Remove sibcall check.
15148 (dwarf2out_frame_debug_def_cfa): New.
15149 (dwarf2out_frame_debug_adjust_cfa): New.
15150 (dwarf2out_frame_debug_cfa_offset): New.
15151 (dwarf2out_frame_debug_cfa_register): New.
15152 (dwarf2out_frame_debug_cfa_restore): New.
15153 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15154 (dwarf2out_begin_epilogue): New.
15155 (dwarf2out_frame_debug_restore_state): New.
15156 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15157 DW_CFA_restore_state.
15158 (output_cfi_directive): Likewise.
15159 (convert_cfa_to_fb_loc_list): Likewise.
15160 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15161 * dwarf2out.h: Update.
15162 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15163 (copy_insn_1): Early out for null.
15164 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15165 and dwarf2out_frame_debug_restore_state.
15166 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15167 (prologue_insn_hash, epilogue_insn_hash): New.
15168 (free_after_compilation): Adjust freeing accordingly.
15169 (record_insns): Create hash table if needed; push insns into
15170 hash instead of array.
15171 (maybe_copy_epilogue_insn): New.
15172 (contains): Search hash table instead of array.
15173 (sibcall_epilogue_contains): Remove.
15174 (thread_prologue_and_epilogue_insns): Split eh_return insns
15175 and mark them as epilogues.
15176 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15177 scanning in terms of basic blocks.
15178 * insn-notes.def (CFA_RESTORE_STATE): New.
15179 * jump.c (returnjump_p_1): Accept EH_RETURN.
15180 (eh_returnjump_p_1, eh_returnjump_p): New.
15181 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15182 CFA_REGISTER, CFA_RESTORE): New.
15183 * rtl.def (EH_RETURN): New.
15184 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15186 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15187 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15189 * config/i386/i386.c (gen_push): Update cfa state.
15190 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15191 add a CFA_ADJUST_CFA note.
15192 (ix86_dwarf_handle_frame_unspec): Remove.
15193 (ix86_expand_prologue): Update cfa state.
15194 (ix86_emit_restore_reg_using_pop): New.
15195 (ix86_emit_restore_regs_using_pop): New.
15196 (ix86_emit_leave): New.
15197 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15198 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15199 * config/i386/i386.h (struct machine_cfa_state): New.
15200 (ix86_cfa_state): New.
15201 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15202 (eh_return_internal): Merge from eh_return_<mode>,
15203 use eh_return rtx, split w/ epilogue.
15205 2009-05-29 Ian Lance Taylor <iant@google.com>
15207 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15209 * calls.c (emit_library_call_value_1): Likewise.
15211 * c-typeck.c (c_build_va_arg): New function.
15212 * c-tree.h (c_build_va_arg): Declare.
15213 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15214 instead of build_va_arg.
15216 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15218 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15219 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15220 (ptr_difference_cost): Use affine combinations to compute it.
15221 (difference_cost): Likewise.
15222 (get_computation_cost_at): Compute more accurate cost for addresses
15223 if the ratio is a multiplier allowed in addresses.
15224 For non-addresses, consider that an additional offset or symbol is
15227 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15229 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15230 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15232 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15233 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15234 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15236 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15237 to 1 for TYPE_SSE{IADD1,CVT1}.
15238 (prefix_vex_imm8): Removed.
15239 (length_vex): Only pass 1 as second argument to
15240 ix86_attr_length_vex_default if prefix_extra is 0.
15241 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15242 (length): For prefix vex computation use length_immediate
15243 attribute instead of prefix_vex_imm8.
15244 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15245 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15246 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15247 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15248 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15249 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15250 a space in between the operands.
15251 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15252 if one operand is 0xff and the other one si, di, bp or sp.
15253 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15254 other one si, di, bp or sp.
15255 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15256 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15257 type and mode attributes.
15258 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15259 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15260 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15261 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15262 prefix_data16 attribute iff MODE_DF.
15263 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15264 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15265 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15266 constm128_operand in length_immediate computation.
15267 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15268 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15269 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15270 length_immediate attribute to 1.
15271 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15272 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15273 for certain alternatives.
15274 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15275 prefix_data16 attribute if MODE_V1DF.
15276 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15277 length_immediate to 1.
15278 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15279 length_address to 4, set mode attribute to MODE_DI.
15280 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15281 (fxam<mode>2_i387): Set length attribute to 4.
15282 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15283 *prefetch_3dnow_rex): Override length_address attribute.
15284 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15286 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15287 (constm128_operand): Removed.
15288 * config/i386/i386.c (memory_address_length): For
15289 disp && !index && !base in 64-bit mode account for SIB byte if
15290 print_operand_address can't optimize disp32 into disp32(%rip)
15291 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15292 for fs: or gs: segment.
15293 (ix86_attr_length_immediate_default): When checking if shortform
15294 is possible, truncate immediate to the length of the non-shortened
15296 (ix86_attr_length_address_default): Ignore MEM_P operands
15298 (ix86_attr_length_vex_default): Only check for DImode on
15299 GENERAL_REG_P operands.
15300 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15301 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15302 (sse_cvttps2pi): Clear prefix_rep attribute.
15303 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15305 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15306 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15307 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15308 iff operand 2 is const_int_operand.
15309 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15310 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15311 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15313 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15315 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15316 prefix_data16 attribute for movlpd and movhpd instructions.
15317 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15318 length_immediate for shufpd instruction.
15319 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15320 (avx_cmpp<avxmodesuffixf2c><mode>3,
15321 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15322 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15323 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15324 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15325 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15326 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15327 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15328 prefix_data16 attribute for the first alternative to 1.
15329 (*avx_loadlps): Override length_immediate for the first alternative.
15330 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15331 attributes for second alternative.
15332 (*vec_concatv2sf_sse4_1): Override length_immediate and
15333 prefix_data16 attributes for second alternative.
15334 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15335 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15336 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15337 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15338 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15339 prefix_data16 and length_immediate to 1.
15340 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15342 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15343 prefix_extra attribute for variants that don't have 0f prefix alone.
15344 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15345 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15346 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15347 *sse4_1_pextrd): Set length_immediate to 1.
15348 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15349 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15351 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15352 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15353 length_immediate to 1 for second alternative.
15354 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15355 prefix_extra and length_immediate attributes for the first
15357 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15359 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15360 to 1 for the first and third alternative.
15361 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15363 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15365 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15367 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15368 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15369 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15370 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15371 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15372 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15373 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15374 ssse3_psign<mode>3): Override prefix_rex attribute.
15375 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15376 (ssse3_palignrti): Override length_immediate to 1.
15377 (ssse3_palignrdi): Override length_immediate to 1, override
15378 prefix_rex attribute.
15379 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15380 (sse4a_extrqi): Override length_immediate to 2.
15381 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15382 (sse4a_insertq): Override prefix_data16 to 0.
15383 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15384 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15385 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15386 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15387 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15388 and length_immediate to 1.
15389 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15390 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15391 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15392 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15393 and length_immediate to 1.
15394 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15395 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15396 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15397 avx_ptest256): Override prefix_extra to 1.
15398 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15399 Override prefix_data16 and length_immediate to 1.
15400 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15401 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15402 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15403 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15404 prefix_data16 to 0 and prefix_extra to 2.
15405 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15406 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15408 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15409 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15410 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15411 and prefix_extra to 2.
15412 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15413 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15414 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15415 avx_vpermilvar<mode>3,
15416 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15417 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15418 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15419 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15420 Override prefix_extra to 1.
15421 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15422 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15423 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15424 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15425 prefix_extra and length_immediate to 1.
15426 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15428 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15429 to 1 for the first alternative.
15430 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15431 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15433 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15434 *movv2sf_internal_avx, *movv2sf_internal): Override
15435 prefix_rep attribute for certain alternatives.
15436 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15437 attributes for certain alternatives.
15438 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15439 attributes for certain alternatives.
15440 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15441 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15442 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15443 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15444 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15445 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15446 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15447 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15448 length_immediate to 1 if operand 2 is const_int_operand.
15449 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15450 *vec_extractv2si_1): Set length_immediate attribute to 1.
15451 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15452 using old 3DNOW insn rather than SSE/3DNOW_A.
15453 (mmx_emms, mmx_femms): Clear modrm attribute.
15455 2009-05-29 Martin Jambor <mjambor@suse.cz>
15457 * tree-sra.c: New implementation of SRA.
15459 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15460 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15461 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15462 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15463 (SRA_MAX_STRUCTURE_COUNT): Removed.
15464 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15465 * doc/invoke.texi (sra-max-structure-size): Removed.
15466 (sra-field-structure-ratio): Removed.
15468 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15470 PR middle-end/40291
15471 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15474 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15476 PR rtl-optimization/40101
15477 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15478 seqno. Adjust comment.
15479 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15480 inserting bookkeeping before a jump, the jump is not scheduled.
15481 When no positive seqno found, provide a value. Add comment.
15483 2009-05-29 Richard Guenther <rguenther@suse.de>
15485 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15486 short-cutting on the first component.
15488 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15490 PR middle-end/39958
15491 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15492 for trees other than decls/types.
15494 2009-05-29 Richard Guenther <rguenther@suse.de>
15496 * tree-ssa-operands.c (get_expr_operands): Do not handle
15497 INDIRECT_REFs in the handled-component case. Remove
15498 unused get_ref_base_and_extent case.
15499 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15500 tree_low_cst and host_integerp where possible.
15501 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15502 codes for equivalence.
15503 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15505 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15507 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15508 to tmake_file for i[34567]86-*-cygwin*.
15510 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15513 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15514 (altivec_categorize_keyword, init_vector_keywords,
15515 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15518 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15520 * tree.c (handle_dll_attribute): Check if node is
15521 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15523 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15525 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15527 (thumb2_zero_extendqidi2): Likewise.
15529 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15531 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15532 instead of gen_movrt.
15533 * config/sh/sh.md (movrt): Remove.
15535 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15537 * doc/invoke.texi (IA-64 Options):
15538 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15539 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15540 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15541 -msched-prefer-non-control-spec-insns,
15542 -msched-stop-bits-after-every-cycle,
15543 -msched-count-spec-in-critical-path,
15544 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15545 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15546 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15547 and -msched-spec-verbose.
15549 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15551 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15552 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15554 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15556 2009-05-28 Richard Guenther <rguenther@suse.de>
15558 * tree-ssa-alias.c (ao_ref_init): New function.
15559 (ao_ref_base): Likewise.
15560 (ao_ref_base_alias_set): Likewise.
15561 (ao_ref_alias_set): Likewise.
15562 (refs_may_alias_p_1): Change signature.
15563 (refs_may_alias_p): Adjust.
15564 (refs_anti_dependent_p): Likewise.
15565 (refs_output_dependent_p): Likewise.
15566 (call_may_clobber_ref_p_1): Change signature.
15567 (call_may_clobber_ref_p): Adjust.
15568 (stmt_may_clobber_ref_p_1): New function split out from ...
15569 (stmt_may_clobber_ref_p): ... here.
15570 (maybe_skip_until): Adjust signature.
15571 (get_continuation_for_phi): Likewise.
15572 (walk_non_aliased_vuses): Likewise.
15573 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15574 (ao_ref_init): Declare.
15575 (ao_ref_base): Likewise.
15576 (ao_ref_alias_set): Likewise.
15577 (stmt_may_clobber_ref_p_1): Likewise.
15578 (walk_non_aliased_vuses): Adjust.
15579 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15580 (get_ref_from_reference_ops): remove.
15581 (vn_reference_lookup_2): Adjust signature.
15582 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15583 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15584 (vn_reference_lookup): Adjust.
15585 (vn_reference_insert): Likewise.
15586 (vn_reference_insert_pieces): Adjust signature.
15587 (visit_reference_op_call): Adjust.
15588 * tree-ssa-pre.c (get_expr_type): Simplify.
15589 (phi_translate_1): Adjust.
15590 (compute_avail): Likewise.
15591 (translate_vuse_through_block): Do not re-build trees.
15592 (value_dies_in_block_x): Likewise.
15593 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15595 (vn_reference_lookup_pieces): Adjust declaration.
15596 (vn_reference_insert_pieces): Likewise.
15598 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15600 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15601 with checking disabled.
15603 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15607 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15608 macro definition for support of three-operand format aligned
15609 .comm directive in assembler on cygwin/pe/mingw target OS.
15610 * configure: Regenerate.
15611 * config.h: Regenerate.
15613 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15614 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15615 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15617 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15618 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15620 2009-05-28 Ira Rosen <irar@il.ibm.com>
15622 PR tree-optimization/40254
15623 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15624 in analysis of basic blocks.
15626 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15628 PR middle-end/33699
15629 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15630 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15631 (TARGET_INITIALIZER): Use it.
15632 * cse.c (CHEAPER): Move it up to the other macros.
15633 (insert): Rename this ...
15634 (insert_with_costs): ... to this. Add cost parameters. Update
15636 (insert): New function. Call insert_with_costs.
15637 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15638 find_reg_offset_for_const, try_const_anchors): New functions.
15639 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15640 when using a const-anchor. Call insert_const_anchors.
15641 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15642 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15644 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15646 * tree-inline.c (remap_decls): Enable nonlocalized variables
15647 when not optimizing.
15649 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15651 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15652 Simplify other tests involving optimize.
15654 2009-05-27 Tom Tromey <tromey@redhat.com>
15656 * unwind-dw2.c (_Unwind_DebugHook): New function.
15657 (uw_install_context): Call _Unwind_DebugHook.
15659 2009-05-27 Tom Tromey <tromey@redhat.com>
15661 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15663 2009-05-27 Ian Lance Taylor <iant@google.com>
15665 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15666 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15667 (ALL_LINKERFLAGS): Define.
15668 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15669 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15670 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15671 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15672 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15673 $(LINKER_FOR_BUILD).
15674 (build/gcov-iov$(build_exeext)): Likewise.
15676 2009-05-27 Julian Brown <julian@codesourcery.com>
15678 * gcse.c (target.h): Include.
15679 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15680 copy of argument to a pseudo register.
15682 2009-05-27 Diego Novillo <dnovillo@google.com>
15684 * tree-ssa-live.c (dump_scope_block): Document arguments.
15685 (dump_scope_blocks): Document.
15686 (debug_scope_blocks): New.
15687 * tree-flow.h (debug_scope_blocks): Declare.
15689 2009-05-21 Denis Chertykov <denisc@overta.ru>
15691 * doc/contrib.texi (Contributors): Add myself to the list.
15693 2009-05-27 Olivier Hainque <hainque@adacore.com>
15695 * expr.c (target_align): New function. Alignment the TARGET of an
15696 assignment may be assume to have.
15697 (highest_pow2_factor_for_target): Use it instead of relying on
15698 immediate tree attributes of TARGET, not necessarily honored when
15699 intermediate bitfields are involved.
15701 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15704 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15705 AVX, SSE4, AES, PCLMUL and POPCNT.
15707 2009-05-27 Diego Novillo <dnovillo@google.com>
15709 * tree-pretty-print.c (dump_location): New.
15710 (dump_generic_node): Call it.
15711 Factor code to handle BLOCK nodes ...
15712 (dump_block_node): ... here.
15714 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15716 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15718 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15720 * gcc-plugin.h: Include config.h and system.h.
15721 (IN_GCC): Define if not defined.
15723 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15725 PR middle-end/40249
15726 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15729 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15731 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15733 * config/m32r/m32r.h: Ditto.
15734 * config/m32r/m32r.md: Ditto.
15735 * config/m32r/predicates.md: Ditto.
15737 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15739 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15741 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15744 (Loading plugins): typo.
15745 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15746 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15747 (Interacting with the GCC Garbage Collector): Added new section.
15748 (Giving information about a plugin): Added new section for
15750 * ggc.h (ggc_register_root_tab): Added declaration.
15751 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15752 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15753 (register_callback): Improved comment in declaration.
15754 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15755 (extra_root_vec) Added static variable for dynamic roots registration.
15756 (ggc_register_root_tab) Added new routine.
15757 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15758 PLUGIN_GGC_MARKING event.
15759 * ggc-zone.c: Include plugin.h.
15760 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15761 * ggc-page.c: Include plugin.h.
15762 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15763 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15764 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15765 (register_callback): check lack of callbacks for
15766 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15767 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15768 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15769 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15770 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15771 dependency on plugin.h.
15772 (plugin.o): Added dependency on ggc.h...
15774 2009-05-26 Richard Guenther <rguenther@suse.de>
15776 PR middle-end/40248
15778 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15779 with mismatched comparison modes.
15781 * expr.c (expand_expr_real_1): Expand the operand of a
15782 VIEW_CONVERT_EXPR in its natural mode.
15784 2009-05-26 Ian Lance Taylor <iant@google.com>
15786 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15787 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15788 (ALL_COMPILERFLAGS): Define.
15789 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15790 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15791 (collect2$(exeext), collect2.o): Likewise.
15792 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15793 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15794 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15795 (libbackend.o, intl.o, cppdefault.o): Likewise.
15796 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15797 (build/%.o): Use $(COMPILER_FOR_BUILD).
15798 (build/gen%$(build_exeext)): Likewise.
15799 (build/gcov-iov$(build_exeext)): LIkewise.
15800 * config/t-darwin (darwin.o): Use $(COMPILER).
15801 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15802 * config/t-sol2 (sol2-c.o): Likewise.
15803 (sol2.o): Likewise.
15804 * config/t-vxworks (vxworks.o): Likewise.
15805 * config/x-darwin (host-darwin.o): Likewise.
15806 * config/x-hpux (host-hpux.o): Likewise.
15807 * config/x-linux (host-linux.o): Likewise.
15808 * config/x-solaris (host-solaris.o): Likewise.
15809 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15810 * config/arm/t-arm (arm-c.o): Likewise.
15811 * config/arm/t-pe (pe.o): Likewise.
15812 * config/arm/t-wince-pe (pe.o): Likewise.
15813 * config/i386/t-cygming (winnt.o): Likewise.
15814 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15815 * config/i386/t-cygwin (cygwin1.o): Likewise.
15816 (cygwin2.o): Likewise.
15817 * config/i386/t-i386 (i386-c.o): Likewise.
15818 * config/i386/t-interix (winnt.o): Likewise.
15819 * config/i386/t-netware (netware.o): Likewise.
15820 * config/i386/t-nwld (nwld.o): Likewise.
15821 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15822 * config/i386/x-i386 (driver-i386.o): Likewise.
15823 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15824 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15825 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15826 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15827 * config/mips/x-native (driver-native.o): Likewise.
15828 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15829 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15830 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15831 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15832 * config/score/t-score-elf (score7.o): Likewise.
15833 (score3.o): Likewise.
15834 * config/sh/t-sh (sh-c.o): Likewise.
15835 * config/sh/t-symbian (sh-c.o): Likewise.
15836 (symbian.o): Likewise.
15837 * config/spu/t-spu-elf (spu-c.o): Likewise.
15838 * config/v850/t-v850 (v850-c.o): Likewise.
15839 * config/v850/t-v850e (v850-c.o): Likewise.
15841 2009-05-26 Richard Guenther <rguenther@suse.de>
15843 PR tree-optimization/40122
15844 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15845 VECTOR_CSTs if possible.
15846 (fold_gimple_assign): Likewise.
15848 2009-05-26 Richard Guenther <rguenther@suse.de>
15850 PR middle-end/40252
15851 * fold-const.c (fold_binary): Use the correct types for building
15854 2009-05-26 Richard Guenther <rguenther@suse.de>
15856 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15857 redundant calls to merge_alias_info.
15858 (bump_vector_ptr): Likewise.
15859 * tree-ssa-copy.c (merge_alias_info): Remove.
15860 (replace_exp_1): Remove call to merge_alias_info.
15861 (propagate_tree_value): Likewise.
15862 (fini_copy_prop): Propagate points-to info.
15863 * tree-flow.h (merge_alias_info): Remove.
15865 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15867 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15869 2009-05-25 Jan Hubicka <jh@suse.cz>
15871 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15872 * cgraph.h (struct inline_summary): New filed self_wize,
15873 size_inlining_benefit, self_time and time_inlining_benefit.
15874 (struct cgraph_global_info): Replace insns by time ans size fields.
15875 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15876 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15877 (ipcp_update_callgraph): Do not touch function bodies.
15878 * ipa-inline.c: Include except.h
15879 (MAX_TIME): New constant.
15880 (overall_insns): Remove.
15881 (leaf_node_p): New.
15882 (overall_size, max_benefit): New static variables.
15883 (cgraph_estimate_time_after_inlining): New function.
15884 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15885 (cgraph_clone_inlined_nodes): Update size.
15886 (cgraph_mark_inline_edge): Update size.
15887 (cgraph_estimate_growth): Use size info.
15888 (cgraph_check_inline_limits): Check size.
15889 (cgraph_default_inline_p): Likewise.
15890 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15891 (cgraph_decide_recursive_inlining): Check size.
15892 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15894 (cgraph_decide_inlining): Likewise.
15895 (cgraph_decide_inlining_incrementally): Likewise; honor
15896 PARAM_EARLY_INLINING_INSNS.
15897 (likely_eliminated_by_inlining_p): New predicate.
15898 (estimate_function_body_sizes): New function.
15899 (compute_inline_parameters): Use it.
15900 * except.c (must_not_throw_labels): New function.
15901 * except.h (must_not_throw_labels): Declare.
15902 * tree-inline.c (init_inline_once): Kill inlining_weigths
15903 * tree-ssa-structalias.c: Avoid uninitialized warning.
15904 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15905 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15906 (PARAM_INLINE_CALL_COST): Remove.
15907 (PARAM_EARLY_INLINING_INSNS): New.
15909 2009-05-25 Richard Guenther <rguenther@suse.de>
15911 PR tree-optimization/36327
15912 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15913 callback for reference translation or lookup at the point of may-defs.
15914 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15915 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15916 for union COMPONENT_REFs.
15917 (vn_reference_lookup_3): New callback. Lookup from memset
15918 and CONSTRUCTOR assignment, translate through struct copies.
15919 (vn_reference_lookup_pieces): Make sure to not free the
15920 passed operands array. Adjust walk_non_aliased_vuses call.
15921 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15922 make sure we do not leak memory.
15924 2009-05-25 Richard Guenther <rguenther@suse.de>
15926 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15927 * tree-inline.c (expand_call_inline): Reset the escaped and
15928 callused solutions.
15929 * tree-ssa-structalias.c (pass_build_ealias): New.
15930 * tree-pass.h (pass_build_ealias): Declare.
15931 * passes.c (init_optimization_passes): Add PTA during
15932 early optimizations.
15933 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15934 and CALLUSED solutions.
15935 (dump_points_to_solution): New function, split out from ...
15936 (dump_points_to_info_for): ... here.
15937 * tree-parloops.c (parallelize_loops): Reset the escaped and
15938 callused solutions.
15940 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15943 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15944 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15946 2009-05-25 Ira Rosen <irar@il.ibm.com>
15948 PR tree-optimization/40238
15949 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15950 statements after basic block's labels.
15951 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15952 to free the allocated memory.
15954 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15956 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15957 return address with a USE.
15959 2009-05-24 Richard Guenther <rguenther@suse.de>
15961 PR middle-end/40233
15962 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15963 array type from the main variant of the inner type.
15965 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15967 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15968 definition to bool (from int) to un-break build.
15969 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15971 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15973 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15974 discard_stmt_changes): Delete.
15975 * tree-ssa-operands.c (scb_stack): Delete.
15976 (init_ssa_operands): Do not initialize it.
15977 (fini_ssa_operands): Do not free it.
15978 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15980 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15981 update_stmt, remove the others. Fix comments.
15982 * tree-dfa.c (optimize_stack_restore): Likewise.
15983 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15984 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15985 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15986 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15988 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15989 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15990 (dom_opt_finalize_block): Likewise, adjusting access to
15992 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15993 (stmts_to_rescan): Change item type to gimple.
15994 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15996 2009-05-24 Ira Rosen <irar@il.ibm.com>
15998 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15999 * tree-pass.h (pass_slp_vectorize): New pass.
16000 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16001 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16002 * tree-vectorizer.c (timevar.h): Include.
16003 (user_vect_verbosity_level): Declare.
16004 (vect_location): Fix comment.
16005 (vect_set_verbosity_level): Update user_vect_verbosity_level
16006 instead of vect_verbosity_level.
16007 (vect_set_dump_settings): Add an argument. Ignore user defined
16008 verbosity if dump flags require higher level of verbosity. Print to
16009 stderr only for loop vectorization.
16010 (vectorize_loops): Update call to vect_set_dump_settings.
16011 (execute_vect_slp): New function.
16012 (gate_vect_slp): Likewise.
16013 (struct gimple_opt_pass pass_slp_vectorize): New.
16014 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16015 access its members.
16016 (vec_info_for_bb): New function.
16017 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16018 (VECTORIZATION_ENABLED): New macro.
16019 (SLP_ENABLED, SLP_DISABLED): Likewise.
16020 (vect_is_simple_use): Add bb_vec_info argument.
16021 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16022 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16023 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16024 vect_schedule_slp, vect_analyze_slp): Likewise.
16025 (vect_analyze_stmt): Add slp_tree argument.
16026 (find_bb_location): Declare.
16027 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16028 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16029 (vect_analyze_loop_operations, vect_analyze_loop,
16030 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16031 vect_finalize_reduction, vectorizable_reduction,
16032 vectorizable_live_operation, vect_transform_loop): Likewise.
16033 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16034 skip evolution analysis if analyzing a basic block.
16035 (dr_analyze_indices): Likewise.
16036 (initialize_data_dependence_relation): Skip the test whether the
16037 object is invariant for basic blocks.
16038 (compute_all_dependences): Skip dependence analysis for data
16039 references in basic blocks.
16040 (find_data_references_in_stmt): Don't fail in case of invariant
16041 access in basic block.
16042 (find_data_references_in_bb): New function.
16043 (find_data_references_in_loop): Move code to
16044 find_data_references_in_bb and add a call to it.
16045 (compute_data_dependences_for_bb): New function.
16046 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16047 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16049 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16050 unknown dependence in basic block and fail in case of dependence in
16052 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16053 dependence instances from either loop or basic block vectorization
16055 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16056 before calling nested_in_vect_loop_p.
16057 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16058 dependence instances from either loop or basic block vectorization
16060 (vect_verify_datarefs_alignment): Likewise.
16061 (vect_enhance_data_refs_alignment): Adjust function calls.
16062 (vect_analyze_data_refs_alignment): Likewise.
16063 (vect_analyze_group_access): Fix printing. Skip different checks if
16064 DR_STEP is 0. Keep strided stores either in loop or basic block
16065 vectorization data structure. Fix indentation.
16066 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16068 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16069 dependence instances from either loop or basic block vectorization
16071 (vect_analyze_data_refs): Update comment. Call
16072 compute_data_dependences_for_bb to analyze basic blocks.
16073 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16074 case of loop vectorization. In case of basic block vectorization use
16075 data-ref itself as a base.
16076 (vect_create_data_ref_ptr): In case of basic block vectorization:
16077 don't advance the pointer, add new statements before the current
16078 statement. Adjust function calls.
16079 (vect_supportable_dr_alignment): Support only aligned accesses in
16080 basic block vectorization.
16081 * common.opt (ftree-slp-vectorize): New flag.
16082 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16083 (vect_pattern_recog_1): Likewise.
16084 * tree-vect-stmts.c (process_use): Likewise.
16085 (vect_init_vector): Add new statements in the beginning of the basic
16086 block in case of basic block SLP.
16087 (vect_get_vec_def_for_operand): Adjust function calls.
16088 (vect_finish_stmt_generation): Likewise.
16089 (vectorizable_call): Add assert that it is loop vectorization, adjust
16091 (vectorizable_conversion, vectorizable_assignment): Likewise.
16092 (vectorizable_operation): In case of basic block SLP, take
16093 vectorization factor from statement's type and skip the relevance
16094 check. Adjust function calls.
16095 (vectorizable_type_demotion): Add assert that it is loop
16096 vectorization, adjust function calls.
16097 (vectorizable_type_promotion): Likewise.
16098 (vectorizable_store): Check for outer loop only in case of loop
16099 vectorization. Adjust function calls. For basic blocks, skip the
16100 relevance check and don't advance pointers.
16101 (vectorizable_load): Likewise.
16102 (vectorizable_condition): Add assert that it is loop vectorization,
16103 adjust function calls.
16104 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16105 that it is not reduction, get vector type, call only supported
16106 functions, skip loop specific parts.
16107 (vect_transform_stmt): Check for outer loop only in case of loop
16109 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16110 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16111 for external definition.
16112 * passes.c (pass_slp_vectorize): New pass.
16113 * tree-vect-slp.c (find_bb_location): New function.
16114 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16115 check for patterns only in loops.
16116 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16117 case of multiple types in basic block SLP.
16118 (vect_mark_slp_stmts_relevant): New function.
16119 (vect_supported_load_permutation_p): Fix comment.
16120 (vect_analyze_slp_instance): Add argument. In case of basic block
16121 SLP, take vectorization factor from statement's type, check that
16122 unrolling factor is 1. Adjust function call. Save SLP instance in
16123 either loop or basic block vectorization structure. Return FALSE,
16125 (vect_analyze_slp): Add argument. Get strided stores groups from
16126 either loop or basic block vectorization structure. Return FALSE
16127 if basic block SLP failed.
16128 (new_bb_vec_info): New function.
16129 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16130 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16131 (vect_schedule_slp): Add argument. Get SLP instances from either
16132 loop or basic block vectorization structure. Set vectorization factor
16133 to be 1 for basic block SLP.
16134 (vect_slp_transform_bb): New function.
16135 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16137 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16139 * final.c (shorten_branches): Do not align labels for jump tables.
16140 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16142 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16144 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16145 Remove outdated reference to flow.c and fix nits.
16146 * doc/gccint.texi: Tweak RTL description.
16147 * doc/rtl.texi: Likewise.
16149 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16151 * config/avr/avr.c: Change my email address.
16152 * config/avr/avr.h: Likewise.
16153 * config/avr/avr.md: Likewise.
16154 * config/avr/avr-protos.h: Likewise.
16155 * config/avr/libgcc.S: Likewise.
16157 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16159 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16160 (spu_split_load, spu_split_store): Change return type to int.
16161 (spu_split_convert): Declare.
16162 * config/spu/predicates.md (spu_mem_operand): Remove.
16163 (spu_mov_operand): Update.
16164 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16165 * config/spu/spu.c (regno_aligned_for_load): Remove.
16166 (reg_aligned_for_addr, spu_expand_load): Define.
16167 (spu_expand_extv): Reimplement and handle MEM.
16168 (spu_expand_insv): Handle MEM.
16169 (spu_sched_reorder): Handle insn's with length 0.
16170 (spu_legitimate_address_p): Reimplement.
16171 (store_with_one_insn_p): Return TRUE for any mode with size
16172 larger than 16 bytes.
16173 (address_needs_split): Define.
16174 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16176 (spu_convert_move): Define.
16177 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16178 (spu_split_store): Change all MEM's to TImode.
16179 (spu_init_expanders): Preallocate registers that correspond to
16180 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16182 (spu_split_convert): Define.
16183 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16184 (_move<mode>, _movdi, _movti): Update predicate and condition.
16185 (load, store): Change to define_split.
16186 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16188 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16189 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16190 define_insn_and_split of lshr<mode>3.
16191 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16192 (<v>ashr<mode>3_imm): Define.
16193 (extv, extzv, insv): Allow MEM operands.
16194 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16195 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16196 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16197 (_spu_convert2): Change to define_insn_and_split and remove the
16198 corresponding define_peephole2.
16199 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16200 Change predicates to memory_operand.
16202 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16204 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16206 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16208 PR tree-optimization/40219
16209 * tree.c (iterative_hash_expr): Make sure the builtin function is
16210 a normal builtin function and not a front end or back end builtin
16211 before indexing into the built_in_decls array.
16213 2009-05-22 Richard Guenther <rguenther@suse.de>
16215 PR middle-end/38964
16216 * alias.c (write_dependence_p): Do not use TBAA for answering
16217 anti-dependence or output-dependence.
16218 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16219 (emit_pointer_definition): Remove.
16220 (emit_alias_warning): Likewise.
16221 (find_what_var_points_to): Remove TBAA pruning code.
16222 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16224 (compute_points_to_sets): Remove code computing the set of
16225 dereferenced pointers.
16226 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16227 oracle for querying anti and output dependencies.
16228 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16229 if TBAA may be applied.
16230 (refs_anti_dependent_p): New function.
16231 (refs_output_dependent_p): Likewise.
16232 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16233 (refs_output_dependent_p): Likewise.
16234 * doc/tree-ssa.texi (Memory model): New section.
16235 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16236 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16237 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16238 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16239 * expr.c (expand_expr_real_1): Likewise.
16240 * gimple-low.c (lower_stmt): Likewise.
16241 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16242 (dump_gimple_cdt): Remove.
16243 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16244 (gimple_size): Likewise.
16245 (walk_gimple_op): Likewise.
16246 (is_gimple_stmt): Likewise.
16247 (walk_stmt_load_store_addr_ops): Likewise.
16248 (gimple_build_cdt): Remove.
16249 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16250 * gimple.h (gimple_cdt_new_type): Remove.
16251 (gimple_cdt_new_type_ptr): Likewise.
16252 (gimple_cdt_set_new_type): Likewise.
16253 (gimple_cdt_location): Likewise.
16254 (gimple_cdt_location_ptr): Likewise.
16255 (gimple_cdt_set_location): Likewise.
16256 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16257 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16258 GIMPLE_CHANGE_DYNAMIC_TYPE.
16259 (verify_types_in_gimple_stmt): Likewise.
16260 * tree-inline.c (estimate_num_insns): Likewise.
16261 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16262 (copy_decl_to_var): Likewise.
16263 (copy_result_decl_to_var): Likewise.
16264 * tree-pretty-print.c (dump_generic_node): Do not handle
16265 CHANGE_DYNAMIC_TYPE_EXPR.
16266 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16267 * tree-ssa-operands.c (get_expr_operands): Likewise.
16268 * tree-ssa-structalias.c (struct variable_info): Remove
16269 no_tbaa_pruning member.
16270 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16271 (unify_nodes): Do not copy it.
16272 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16273 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16274 (set_uids_in_ptset): Do not check it.
16275 (find_what_var_points_to): Likewise.
16276 (compute_tbaa_pruning): Remove.
16277 (compute_points_to_sets): Do not call it.
16278 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16279 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16280 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16281 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16282 (DECL_NO_TBAA_P): Likewise.
16283 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16284 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16285 (expand_omp_atomic_pipeline): Do not set it.
16286 * print-tree.c (print_node): Do not dump it.
16287 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16290 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16293 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16296 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16298 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16301 2009-05-22 Ben Elliston <bje@au.ibm.com>
16303 * Makefile.in (bversion.h, s-bversion): New targets.
16304 (TOPLEV_H): Add bversion.h.
16305 * toplev.h: Include "bversion.h".
16306 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16307 the __format__ attribute only if compiling with the same version
16308 of GCC as the sources (the "build version").
16310 2009-05-22 Ben Elliston <bje@au.ibm.com>
16312 * c-format.c (handle_format_attribute): Fix comment typo.
16314 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16317 * config/ia64/ia64.opt (mfused-madd): New.
16318 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16319 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16320 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16321 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16322 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16323 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16324 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16325 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16326 instruction if !TARGET_FUSED_MADD.
16327 (fpma, fpms): Remove colon from name.
16329 2009-05-22 Richard Guenther <rguenther@suse.de>
16331 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16332 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16333 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16335 (create_expression_by_pieces): Only convert if necessary.
16336 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16337 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16339 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16341 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16342 regular pattern from a template and rename it ...
16343 (*extzv_truncsi_exts): ... to this.
16345 2009-05-21 Richard Guenther <rguenther@suse.de>
16347 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16348 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16349 (cgraph_default_inline_p): Likewise.
16350 (cgraph_decide_inlining_incrementally): Likewise.
16352 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16353 Uros Bizjak <ubizjak@gmail.com>
16355 * config/i386/cpuid.h (bit_MOVBE): New.
16357 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16359 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16360 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16361 (ix86_handle_option): Handle OPT_mmovbe.
16362 (ix86_target_string): Add -mmovbe.
16363 (pta_flags): Add PTA_MOVBE.
16364 (processor_alias_table): Add PTA_MOVBE to "atom".
16365 (override_options): Handle PTA_MOVBE.
16367 * config/i386/i386.h (TARGET_MOVBE): New.
16369 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16370 (*bswapsi_movbe): New.
16371 (*bswapdi_movbe): Likewise.
16372 (bswapdi2): Renamed to ...
16373 (*bswapdi_1): This.
16374 (bswapdi2): New expander.
16376 * config/i386/i386.opt (mmovbe): New.
16378 * doc/invoke.texi: Document -mmovbe.
16380 2009-05-21 Taras Glek <tglek@mozilla.com>
16382 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16383 * gcc-plugin.h (plugin_init): Updated signature.
16384 * gcc-plugin.h (plugin_name_args): Moved to this header.
16385 * doc/plugins.texi (plugin_init): Updated documention to reflect
16387 * doc/plugins.texi (plugin_name_args): Added to documention.
16389 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16391 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16392 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16394 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16396 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16397 JUMP_TABLE_DATA_P predicates where applicable.
16398 * config/i386/predicates.md: Ditto.
16399 * config/i386/sse.md: Ditto.
16401 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16403 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16404 operand2 -128 override length_immediate attribute to 1.
16405 * config/i386/predicates.md (constm128_operand): New predicate.
16407 * config/i386/i386.c (memory_address_length): Handle %r12
16408 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16410 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16411 mode look through optional ZERO_EXTEND and SUBREG.
16412 * config/i386/i386.md (R12_REG): New define_constant.
16413 (prefix_data16): For sse unit set also for MODE_TI insns.
16414 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16415 insns set if operand 1 is ext_QIreg_operand.
16416 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16417 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16419 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16420 mode from MODE_DI to MODE_SI.
16421 (movdi_1_rex64): Override modrm and length_immediate attributes
16422 only for movabs (TYPE_IMOV, alternative 2).
16423 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16424 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16425 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16426 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16427 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16428 prefix_rex attribute if DImode.
16429 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16430 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16431 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16432 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16433 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16434 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16435 Likewise. For TYPE_IMOV clear length_immediate attribute.
16436 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16437 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16438 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16439 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16440 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16441 or one operand TYPE_ISHIFT.
16442 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16443 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16444 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16445 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16446 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16447 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16448 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16449 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16450 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16451 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16452 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16453 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16454 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16455 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16456 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16457 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16458 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16459 set mode attribute, don't override length attribute.
16460 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16462 (return_internal_long): Set length attribute to 2 instead of 1.
16463 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16464 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16465 prefix_rex attribute.
16466 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16468 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16470 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16472 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16474 2009-05-20 Ian Lance Taylor <iant@google.com>
16476 * tree.c (build_tree_list_vec_stat): New function.
16477 (ctor_to_vec): New function.
16478 (build_nt_call_vec): New function.
16479 (build_call_array): Change args to be a const pointer.
16480 (build_call_vec): New function.
16481 * tree.h (build_nt_call_vec): Declare.
16482 (build_tree_list_vec_stat): Declare.
16483 (build_tree_list_vec): Define.
16484 (build_call_array): Update declaration.
16485 (build_call_vec): Declare.
16486 (ctor_to_vec): Declare.
16487 * c-common.c (tree_vector_cache): New static variable.
16488 (make_tree_vector): New function.
16489 (release_tree_vector): New function.
16490 (make_tree_vector_single): New function.
16491 (make_tree_vector_copy): New function.
16492 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16493 (make_tree_vector_single, make_tree_vector_copy): Declare.
16494 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16495 (c_parser_expr_list): Don't manage cache here, instead call
16497 (c_parser_release_expr_list): Remove static function.
16498 (c_parser_vec_to_tree_list): Remove static function.
16499 (c_parser_attributes): Call build_tree_list_vec instead of
16500 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16501 c_parser_release_expr_list.
16502 (c_parser_postfix_expression_after_primary): Likewise.
16503 (c_parser_objc_keywordexpr): Likewise.
16505 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16507 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16508 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16509 TARGET_CONVERT_TO_TYPE.
16510 * hooks.c (hook_tree_const_tree_null): Define.
16511 * hooks.h (hook_tree_const_tree_null): Declare.
16512 * target.h (struct gcc_target): Add invalid_parameter_type,
16513 invalid_return_type, promoted_type, and convert_to_type fields.
16514 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16515 (TARGET_INVALID_RETURN_TYPE): Define.
16516 (TARGET_PROMOTED_TYPE): Define.
16517 (TARGET_CONVERT_TO_TYPE): Define.
16518 (TARGET_INITIALIZER): Update for new fields.
16519 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16520 (grokparms): Check targetm.invalid_parameter_type.
16521 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16522 * c-convert.c (convert): Check targetm.convert_to_type.
16524 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16526 * config/mips/mips.md (*extenddi_truncate<mode>,
16527 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16529 (*extendhi_truncateqi): New define_insn_and_sptit.
16531 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16533 PR middle-end/40204
16534 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16535 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16537 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16539 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16540 the operand of VIEW_CONVERT_EXPR.
16542 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16544 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16545 extended family and model for Intel processors. Support Intel Atom.
16547 2009-05-20 Olivier Hainque <hainque@adacore.com>
16549 * gstab.h (stab_code_type): Define, to be used instead of the
16550 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16552 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16553 occurrences by stab_code_type.
16554 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16556 2009-05-20 Martin Jambor <mjambor@suse.cz>
16558 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16559 (sra_insert_before): Likewise.
16560 (sra_insert_after): Likewise.
16561 (sra_init_cache): Likewise.
16562 (sra_type_can_be_decomposed_p): Likewise.
16563 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16564 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16565 (sra_insert_before): Likewise.
16566 (sra_insert_after): Likewise.
16567 (sra_init_cache): Likewise.
16568 (insert_edge_copies_seq): Made static and moved upwards.
16570 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16573 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16575 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16576 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16579 2009-05-20 Richard Guenther <rguenther@suse.de>
16581 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16582 with mismatched comparison modes.
16584 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16586 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16587 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16588 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16589 with shifts for Thumb2.
16590 (orsi_notsi): New for orn.
16591 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16592 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16593 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16594 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16595 Don't invert remainder for IOR.
16597 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16599 PR tree-optimization/40087
16600 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16601 number_of_iterations_ne): Rename never_infinite argument.
16602 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16603 number_of_iterations_le): Handle pointer-type ivs when
16604 exit_must_be_taken is false.
16605 (number_of_iterations_cond): Do not always assume that
16606 exit_must_be_taken if the control variable is a pointer.
16608 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16610 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16611 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16613 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16615 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16616 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16618 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16621 * c.opt (Wlogical-op): Disabled by default.
16622 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16624 * doc/invoke.texi (Wlogical-op): Likewise.
16626 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16628 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16630 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16631 Propagate the type of the first operand.
16632 <ASSERT_EXPR>: Simplify.
16633 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16634 Rewrite using the RHS code as discriminant.
16635 <NOP_EXPR>: Turn into CASE_CONVERT.
16636 <PLUS_EXPR>: Propagate the type of the first operand.
16638 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16640 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16641 (ia64_dconst_0_375): New.
16642 * config/ia64/ia64.c (ia64_override_options): Remove
16643 -minline-sqrt-min-latency warning.
16644 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16645 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16646 * config/ia64/ia64.md (*sqrt_approx): Remove.
16647 (sqrtsf2): Remove #if 0.
16648 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16649 (sqrtdf): Remove assert.
16650 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16651 (sqrtxf2): Remove #if 0.
16652 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16653 * div.md (sqrt_approx_rf): New.
16654 (sqrtsf2_internal_thr): New implementation.
16655 (sqrtsf2_internal_lat): New.
16656 (sqrtdf2_internal_thr: New implementation.
16657 (sqrtxf2_internal): New implementation.
16659 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16660 Hans-Peter Nilsson <hp@axis.com>
16662 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16663 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16664 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16665 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16666 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16667 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16668 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16669 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16670 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16671 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16672 * c-common.c: ...from here.
16674 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16676 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16678 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16680 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16682 2009-05-19 Ben Elliston <bje@au.ibm.com>
16684 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16685 assignments with memcpy calls.
16686 (add_fdes): Likewise.
16687 (binary_search_unencoded_fdes): Likewise.
16688 (linear_search_fdes): Eliminate type puns.
16690 2009-05-19 Richard Guenther <rguenther@suse.de>
16692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16693 not falsely claim to have propagated into all uses.
16695 2009-05-19 Ben Elliston <bje@au.ibm.com>
16697 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16700 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16702 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16703 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16704 (TARGET_LEGITIMATE_ADDRESS_P): New.
16705 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16706 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16708 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16711 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16712 child of the containing namespace's DIE.
16714 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16716 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16717 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16718 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16721 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16724 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16725 gen_align with gen_pad.
16726 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16727 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16729 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16730 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16732 * config/i386/i386.md (align): Renamed to ...
16733 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16734 ASM_OUTPUT_MAX_SKIP_PAD.
16736 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16738 * config.gcc: Fix variable syntax.
16741 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16742 before calling exact_log2.
16743 (output_iorsi3): Likewise.
16744 (output_xorsi3): Likewise.
16746 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16748 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16749 for the none zero constant operand except for EQ and NE
16750 comprisons even when the first operand is R0.
16752 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16754 * config/s390/2064.md: Remove trailing whitespaces.
16755 * config/s390/2084.md: Likewise.
16756 * config/s390/constraints.md: Likewise.
16757 * config/s390/fixdfdi.h: Likewise.
16758 * config/s390/libgcc-glibc.ver: Likewise.
16759 * config/s390/s390-modes.def: Likewise.
16760 * config/s390/s390-protos.h: Likewise.
16761 * config/s390/s390.c: Likewise.
16762 * config/s390/s390.h: Likewise.
16763 * config/s390/s390.md: Likewise.
16764 * config/s390/tpf-unwind.h: Likewise.
16766 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16768 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16770 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16773 * configure.ac (m68k-*-*): Check if binutils support TLS.
16774 * configure: Regenerate.
16775 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16776 * config/m68k/constraints.md (Cu): New constraint.
16777 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16778 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16779 (movsi): Handle TLS symbols.
16780 (addsi3_5200): Handle XTLS symbols, indent.
16781 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16782 (m68k_tls_reference_p): Declare.
16783 (m68k_legitimize_address): Declare.
16784 (m68k_unwrap_symbol): Declare.
16785 * config/m68k/m68k.opt (mxtls): New option.
16786 * config/m68k/m68k.c (ggc.h): Include.
16787 (m68k_output_dwarf_dtprel): Implement hook.
16788 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16789 (m68k_expand_prologue): Load GOT pointer when function needs it.
16790 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16791 (m68k_legitimate_constant_address_p): Same.
16792 (m68k_decompose_address): Handle TLS references.
16793 (m68k_get_gp): New static function.
16794 (enum m68k_reloc): New contants.
16795 (TLS_RELOC_P): New macro.
16796 (m68k_wrap_symbol): New static function.
16797 (m68k_unwrap_symbol): New function.
16798 (m68k_final_prescan_insn_1): New static function.
16799 (m68k_final_prescan_insn): New function.
16800 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16802 (legitimize_pic_address): Handle TLS references..
16803 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16804 (m68k_libcall_value_in_a0_p)
16805 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16806 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16807 (m68k_legitimize_tls_address): Handle TLS references.
16808 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16810 (m68k_legitimize_address): Handle TLS symbols.
16811 (m68k_get_reloc_decoration): New static function.
16812 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16814 (m68k_output_dwarf_dtprel): Implement hook.
16815 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16816 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16817 m68k_call_* routines.
16818 (sched_attr_op_type): Handle TLS symbols.
16819 (gt-m68k.h): Include.
16820 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16821 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16823 2009-05-18 Martin Jambor <mjambor@suse.cz>
16825 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16826 (visit_store_addr_for_mod_analysis): New function.
16827 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16828 (determine_cst_member_ptr): Use gimple_assign_single_p.
16829 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16830 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16831 operands. Don't check number of operands of a NOP_EXPR.
16833 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16835 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16837 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16840 * c-common.c (warn_logical_operator): Don't warn if one of
16841 expression isn't always true or false.
16843 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16845 * config/i386/biarch32.h: New file.
16846 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16848 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16850 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16851 *zero_extend<mode>_truncqi): Merge these into ...
16852 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16853 Name the pattern following this as *zero_extendhi_truncqi.
16855 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16857 PR middle-end/39301
16858 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16859 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16860 (output_info): Make field HOST_WIDEST_INT.
16861 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16862 (dump_bitmat_statistics): Same.
16864 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16866 * config.gcc (use_gcc_stdint): Set to wrap.
16867 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16868 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16869 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16870 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16871 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16872 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16873 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16874 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16876 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16878 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16880 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16881 Move definitions earlier.
16882 (OPT_ARCH64, OPT_ARCH32): Define.
16883 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16886 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16889 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16892 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16894 * arm.md (movdi2): Copy non-reg values to DImode registers.
16896 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16899 * final.c (label_to_max_skip): New function.
16900 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16901 CODE_LABEL_NUMBER <= max_labelno.
16902 * output.h (label_to_max_skip): New prototype.
16903 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16904 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16905 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16906 Handle CODE_LABELs with >= 16 byte alignment or with
16907 max_skip == (1 << align) - 1.
16908 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16909 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16912 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16913 .p2align 3 if MAX_SKIP is smaller than 7.
16914 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16916 2009-05-15 Ian Lance Taylor <iant@google.com>
16918 * alias.c (struct alias_set_entry_d): Rename from struct
16919 alias_set_entry. Change all uses.
16920 * except.c (struct call_site_record_d): Rename from struct
16921 call_site_record. Change all uses.
16922 * except.h (struct eh_region_d): Rename from struct eh_region.
16924 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16926 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16927 ivtype_map_elt. Change all uses.
16928 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16930 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16931 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16933 (struct sese_d): Rename from struct sese. Change all uses.
16934 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16935 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16936 * optabs.h (struct optab_d): Rename from struct optab. Change all
16938 (struct convert_optab_d): Rename from struct convert_optab.
16940 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16941 ipa_opt_pass. Change all uses.
16942 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16945 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16946 defined as a typedef.
16947 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16950 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16953 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16955 (merge_ranges): Returns bool.
16956 * tree.h (make_range): .. to here.
16957 (build_range_check): Likewise.
16958 (merge_ranges): Likewise. Renamed from merge_ranges.
16959 * c-typeck.c (parser_build_binary_op): Update calls to
16960 warn_logical_operator.
16961 * c-common.c (warn_logical_operator): Add new warning.
16962 * c-common.h (warn_logical_operator): Update declaration.
16964 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16966 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16968 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16970 * doc/install.texi: Document MPC requirements, flags etc.
16972 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16973 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16974 Evaluate constant arguments.
16975 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16976 (fold_builtin_1): Likewise, also evaluate constant arguments.
16977 Remove superfluous break.
16978 (do_mpc_ckconv): New.
16979 * real.h: Include mpc.h.
16980 * toplev.c (print_version): Output MPC version info if available.
16982 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16984 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16986 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16988 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16991 2009-05-15 Jan Hubicka <jh@suse.cz>
16993 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16994 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16995 (try_inline): Fix return value.
16996 (cgraph_decide_inlining_incrementally): Honor new value.
16997 (cgraph_early_inlining): Handle indirect inlining.
16998 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17000 2009-05-15 Jan Hubicka <jh@suse.cz>
17002 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17003 * cgraphunit.c (cgraph_finalize_function): Set it.
17004 (cgraph_expand_function): Use it.
17006 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17008 * real.c (encode_ieee_half): Define.
17009 (decode_ieee_half): Define.
17010 (ieee_half_format): Define.
17011 (arm_half_format): Define.
17012 * real.h (ieee_half_format): Declare.
17013 (arm_half_format): Declare.
17015 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17017 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17018 swapped, and reversed optabs exist before trying to use them.
17020 2009-05-15 Paul Brook <paul@codesourcery.com>
17021 Sandra Loosemore <sandra@codesourcery.com>
17023 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17024 loads. Allow PRE_DEC.
17025 (output_move_neon): Handle PRE_DEC.
17026 (arm_print_operand): Add 'A' for neon structure loads.
17027 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17028 * config/arm/neon.md (neon_mov): Update comment.
17029 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17031 (Um): New constraint.
17033 2009-05-15 Jan Hubicka <jh@suse.cz>
17035 Revert the following patch until testsuite fallout is fixed:
17036 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17037 * cgraph.h (struct inline_summary): New filed self_wize,
17038 size_inlining_benefit, self_time and time_inlining_benefit.
17039 (struct cgraph_global_info): Replace insns by time ans size fields.
17040 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17041 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17042 (ipcp_update_callgraph): Do not touch function bodies.
17043 * ipa-inline.c: Include except.h
17044 (MAX_TIME): New constant.
17045 (overall_insns): Remove
17046 (overall_size, max_benefit): New static variables.
17047 (cgraph_estimate_time_after_inlining): New function.
17048 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17049 (cgraph_clone_inlined_nodes): Update size.
17050 (cgraph_mark_inline_edge): Update size.
17051 (cgraph_estimate_growth): Use size info.
17052 (cgraph_check_inline_limits): Check size.
17053 (cgraph_default_inline_p): Likewise.
17054 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17055 (cgraph_decide_recursive_inlining): Check size.
17056 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17058 (cgraph_decide_inlining): Likewise.
17059 (cgraph_decide_inlining_incrementally): Likewise; honor
17060 PARAM_EARLY_INLINING_INSNS.
17061 (likely_eliminated_by_inlining_p): New predicate.
17062 (estimate_function_body_sizes): New function.
17063 (compute_inline_parameters): Use it.
17064 * except.c (must_not_throw_labels): New function.
17065 * except.h (must_not_throw_labels): Declare.
17066 * tree-inline.c (init_inline_once): Kill inlining_weigths
17067 * tree-ssa-structalias.c: Avoid uninitialized warning.
17068 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17069 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17070 (PARAM_INLINE_CALL_COST): Remove.
17071 (PARAM_EARLY_INLINING_INSNS): New.
17073 2009-05-15 Richard Guenther <rguenther@suse.de>
17075 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17076 not TODO_update_ssa.
17078 2009-05-15 Richard Guenther <rguenther@suse.de>
17080 PR tree-optimization/39999
17081 * gimple.h (gimple_expr_type): Use the expression type looking
17082 through useless conversions.
17083 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17084 (vn_nary_op_insert_stmt): Likewise.
17085 (simplify_binary_expression): Likewise.
17087 2009-05-15 Richard Guenther <rguenther@suse.de>
17089 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17090 New options, enabled by default.
17091 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17093 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17094 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17095 * tree-ssa-structalias.c (gate_tree_pta): New function.
17096 (pass_build_alias): Use it.
17098 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17101 recurse on an invariant address if a conversion from a pointer
17102 type to a wider integer type is involved.
17104 2009-05-15 Jan Hubicka <jh@suse.cz>
17106 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17107 * cgraph.h (struct inline_summary): New filed self_wize,
17108 size_inlining_benefit, self_time and time_inlining_benefit.
17109 (struct cgraph_global_info): Replace insns by time ans size fields.
17110 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17111 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17112 (ipcp_update_callgraph): Do not touch function bodies.
17113 * ipa-inline.c: Include except.h
17114 (MAX_TIME): New constant.
17115 (overall_insns): Remove
17116 (overall_size, max_benefit): New static variables.
17117 (cgraph_estimate_time_after_inlining): New function.
17118 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17119 (cgraph_clone_inlined_nodes): Update size.
17120 (cgraph_mark_inline_edge): Update size.
17121 (cgraph_estimate_growth): Use size info.
17122 (cgraph_check_inline_limits): Check size.
17123 (cgraph_default_inline_p): Likewise.
17124 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17125 (cgraph_decide_recursive_inlining): Check size.
17126 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17128 (cgraph_decide_inlining): Likewise.
17129 (cgraph_decide_inlining_incrementally): Likewise; honor
17130 PARAM_EARLY_INLINING_INSNS.
17131 (likely_eliminated_by_inlining_p): New predicate.
17132 (estimate_function_body_sizes): New function.
17133 (compute_inline_parameters): Use it.
17134 * except.c (must_not_throw_labels): New function.
17135 * except.h (must_not_throw_labels): Declare.
17136 * tree-inline.c (init_inline_once): Kill inlining_weigths
17137 * tree-ssa-structalias.c: Avoid uninitialized warning.
17138 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17139 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17140 (PARAM_INLINE_CALL_COST): Remove.
17141 (PARAM_EARLY_INLINING_INSNS): New.
17142 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17143 (inline-call-cost): Remove.
17144 (early-inlining-insns): New.
17146 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17148 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17150 (print_int_cst_bounds_in_octal_p): Likewise.
17151 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17153 * dwarf2out.c (base_type_die): Likewise.
17154 (is_subrange_type): Delete.
17155 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17156 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17157 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17158 if the destination type is boolean.
17159 (build_range_check): Do not special-case subtypes.
17160 (fold_sign_changed_comparison): Likewise.
17161 (fold_unary): Likewise.
17162 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17163 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17164 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17165 * tree.c (subrange_type_for_debug_p): New predicate based on the
17166 former is_subrange_type.
17167 * tree.h (subrange_type_for_debug_p): Declare.
17168 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17169 (convert_affine_scev): Remove call to above function.
17170 (chrec_convert_aggressive): Likewise.
17171 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17172 false for conversions involving subtypes.
17173 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17174 (vrp_val_min): Likewise.
17175 (needs_overflow_infinity): Likewise.
17176 (extract_range_from_unary_expr): Likewise.
17178 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17180 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17181 * config/frv/frv.c: Likewise.
17182 * config/s390/s390.c: Likewise.
17183 * config/sparc/sparc.h: Likewise.
17184 * config/i386/i386.h: Likewise.
17185 * config/i386/i386.c: Likewise.
17186 * config/crx/crx.c: Likewise.
17187 * config/m68hc11/m68hc11.h: Likewise.
17188 * config/iq2000/iq2000.c: Likewise.
17189 * config/mn10300/mn10300.h: Likewise.
17190 * config/mn10300/mn10300.c: Likewise.
17191 * config/m68k/m68k.c: Likewise.
17192 * config/rs6000/rs6000.c: Likewise.
17193 * config/rs6000/xcoff.h: Likewise.
17194 * config/rs6000/linux64.h: Likewise.
17195 * config/rs6000/sysv4.h: Likewise.
17196 * config/score/score3.c: Likewise.
17197 * config/score/score7.c: Likewise.
17198 * config/score/score.c: Likewise.
17199 * config/arm/arm.md: Likewise.
17200 * config/mips/mips.c: Likewise.
17201 * config/mips/mips.md: Likewise.
17202 * config/bfin/bfin.h: Likewise.
17203 * config/pa/pa.c: Likewise.
17204 * config/pa/constraints.md: Likewise.
17206 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17207 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17208 * config/pdp11/pdp11.h: Use memory_address_p instead.
17210 2009-05-14 Ian Lance Taylor <iant@google.com>
17212 * passes.c (finish_optimization_passes): Change i to int.
17213 * plugin.c (plugins_active_p): Change event to int.
17214 (dump_active_plugins): Likewise.
17215 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17217 * tree.c (tree_range_check_failed): Change c to unsigned int.
17218 (omp_clause_range_check_failed): Likewise.
17219 (build_common_builtin_nodes): Change mode to int. Add cast.
17220 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17221 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17223 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17224 ++ or -- with a variable of enum type.
17226 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17229 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17231 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17233 * store-motion.c: Do not include params.h
17234 * Makefile.in: Fix dependencies for various files.
17236 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17238 * auto-inc-dec.c: Fix pass description, remove apparent
17239 accidental duplication.
17241 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17243 PR middle-end/40147
17244 * ipa-utils.h (memory_identifier_string): Moved to ...
17245 * tree.h (memory_identifier_string): Here. Add GTY(()).
17247 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17249 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17250 in the former documentation of...
17251 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17252 * ira-conflicts.c (get_dup_num): Use address_operand.
17253 * targhooks.c (default_legitimate_address_p): New.
17254 * targhooks.h (default_legitimate_address_p): New.
17255 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17257 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17258 * target.h (struct target): Add legitimate_address_p.
17259 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17260 (TARGET_INITIALIZER): Include it.
17262 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17263 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17264 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17265 (TARGET_LEGITIMATE_ADDRESS_P): New.
17267 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17268 (REG_OK_STRICT_P): Delete.
17269 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17270 (frv_legitimate_address_p_1): ... this.
17271 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17272 (frv_legitimate_address_p_1): ... the renamed old
17273 frv_legitimate_address_p.
17274 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17275 (TARGET_LEGITIMATE_ADDRESS_P): New.
17277 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17278 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17279 * config/s390/s390.c (legitimate_address_p): Rename to...
17280 (s390_legitimate_address_p): ... this, make static.
17281 (legitimize_address): Adjust call.
17282 (TARGET_LEGITIMATE_ADDRESS_P): New.
17283 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17285 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17286 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17287 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17288 (TARGET_LEGITIMATE_ADDRESS_P): New.
17290 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17291 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17292 * config/spu/spu.c (spu_legitimate_address): Rename to...
17293 (spu_legitimate_address_p): ... this, make static.
17294 (TARGET_LEGITIMATE_ADDRESS_P): New.
17296 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17297 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17298 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17299 (sparc_legitimate_address_p): ... this, make static and return bool.
17300 (legitimize_address): Adjust call.
17301 (TARGET_LEGITIMATE_ADDRESS_P): New.
17303 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17304 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17305 * config/i386/i386.c (legitimate_address_p): Rename to...
17306 (ix86_legitimate_address_p): ... this, make static.
17307 (constant_address_p): Move after it, adjust call.
17308 (TARGET_LEGITIMATE_ADDRESS_P): New.
17310 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17311 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17312 * config/avr/avr.c (legitimate_address_p): Rename to...
17313 (avr_legitimate_address_p): ... this, make static.
17314 (legitimize_address): Adjust call.
17315 (TARGET_LEGITIMATE_ADDRESS_P): New.
17317 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17318 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17319 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17320 (TARGET_LEGITIMATE_ADDRESS_P): New.
17322 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17323 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17324 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17325 (TARGET_LEGITIMATE_ADDRESS_P): New.
17327 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17328 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17330 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17332 (TARGET_LEGITIMATE_ADDRESS_P): New.
17334 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17335 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17337 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17339 (m68hc11_legitimate_address_p): ... this, make static.
17340 (go_if_legitimate_address_internal): Rename to...
17341 (m68hc11_legitimate_address_p_1): ... this.
17342 (legitimize_address): Adjust call.
17343 (TARGET_LEGITIMATE_ADDRESS_P): New.
17345 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17346 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17347 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17348 (TARGET_LEGITIMATE_ADDRESS_P): New.
17350 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17351 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17352 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17353 (mn10300_legitimate_address_p): ... this, make static.
17354 (TARGET_LEGITIMATE_ADDRESS_P): New.
17356 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17357 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17358 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17359 (TARGET_LEGITIMATE_ADDRESS_P): New.
17361 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17362 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17363 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17364 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17365 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17366 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17367 (rs6000_legitimate_address_p): ... this, make static.
17368 (TARGET_LEGITIMATE_ADDRESS_P): New.
17369 (REG_MODE_OK_FOR_BASE_P): Delete.
17370 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17372 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17373 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17375 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17376 static, adjust types.
17377 (TARGET_LEGITIMATE_ADDRESS_P): New.
17379 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17380 * config/score/score.c (score_address_p): Rename to...
17381 (score_legitimate_address_p): ... this.
17382 (TARGET_LEGITIMATE_ADDRESS_P): New.
17383 * config/score/score3.c (score3_address_p): Rename to...
17384 (score3_legitimate_address_p): ... this.
17385 * config/score/score7.c (score7_address_p): Rename to...
17386 (score7_legitimate_address_p): ... this.
17388 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17389 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17390 GO_IF_LEGITIMATE_ADDRESS): Delete.
17391 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17392 thumb2_legitimate_address_p): Delete.
17393 (arm_legitimate_address_p): Rename to...
17394 (arm_legitimate_address_outer_p): ... this.
17395 * config/arm/constraints.md ("Uq"): Adjust call.
17396 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17397 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17399 (arm_legitimate_address_outer_p): ... this.
17400 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17402 (TARGET_LEGITIMATE_ADDRESS_P): New.
17404 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17405 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17406 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17407 (TARGET_LEGITIMATE_ADDRESS_P): New.
17409 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17410 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17411 * config/vax/vax.c (legitimate_address_p): Rename to...
17412 (vax_legitimate_address_p): ... this, make static.
17413 (TARGET_LEGITIMATE_ADDRESS_P): New.
17415 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17416 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17417 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17418 (TARGET_LEGITIMATE_ADDRESS_P): New.
17420 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17421 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17422 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17423 (mmix_legitimate_address_p): ... this, make static.
17424 (TARGET_LEGITIMATE_ADDRESS_P): New.
17426 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17427 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17428 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17429 (TARGET_LEGITIMATE_ADDRESS_P): New.
17431 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17433 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17434 of MODE_COMPLEX_INT.
17436 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17438 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17439 LCT_NORMAL in function call.
17440 * mips-tdump.c (print_file_desc): Add cast to enum type.
17441 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17442 (mark_stabs): Add casts to enum types.
17443 (parse_stabs_common): Add casts to enum types.
17445 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17447 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17448 Check for invalid values of LETTER.
17450 2009-05-13 Taras Glek <tglek@mozilla.com>
17452 * attribs.c (register_attribute): moved out attribute registration
17453 into register_attribute.
17454 * doc/plugins.texi: Documented register_attribute and
17456 * gcc-plugin.h: Added forward decl for register_attribute.
17457 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17458 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17459 PLUGIN_ATTRIBUTES boilerplate.
17461 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17463 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17464 values even in sentinel and empty entries.
17465 (ms_printf_flag_specs): Likewise.
17466 (ms_scanf_flag_specs): Likewise.
17467 (ms_strftime_flag_specs): Likewise.
17468 (ms_print_char_table): Likewise.
17469 (ms_scan_char_table): Likewise.
17470 (ms_time_char_table): Likewise.
17472 2009-05-13 Doug Kwan <dougkwan@google.com>
17474 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17476 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17478 * config/mips/mips.md (store): Add attributes for QI and HI.
17480 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17481 (truncdi<mode>2): ... this new pattern.
17483 2009-05-13 Brad Hards <bradh@kde.org>
17485 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17487 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17488 Ben Elliston <bje@au.ibm.com>
17490 PR middle-end/40035
17491 * dse.c (check_mem_read_rtx): Guard against width == -1.
17493 2009-05-13 Michael Matz <matz@suse.de>
17495 PR middle-end/39976
17496 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17497 (trivially_conflicts_p): New function.
17498 (insert_backedge_copies): Use it.
17500 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17502 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17503 (handle_stdc_pragma): Use new enum constant names.
17504 (handle_pragma_float_const_decimal64): Ditto.
17506 2009-05-13 Ian Lance Taylor <iant@google.com>
17508 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17511 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17513 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17514 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17516 * config/m68k/m68k.h (FL_UCLINUX): Define.
17518 2009-05-13 Jan Hubicka <jh@suse.cz>
17520 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17522 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17524 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17525 unless -fschedule-insns is specified.
17527 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17530 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17531 TARGET_EXPAND_CBRANCHDI4.
17532 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17533 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17534 (cmpeqdi): Fix comment.
17536 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17538 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17539 (sh_legitimate_address_p): Likewise.
17540 * config/sh/sh.c (sh_legitimate_index_p): New.
17541 (sh_legitimate_address_p): Likewise.
17542 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17543 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17544 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17545 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17546 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17547 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17548 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17549 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17550 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17552 2009-05-12 Jan Hubicka <jh@suse.cz>
17554 * tree-inline.c (estimate_operator_cost): Add operands;
17555 when division happens by constant, it is cheap.
17556 (estimate_num_insns): Loads and stores are not having cost of 0;
17557 EH magic stuff is cheap; when computing runtime cost of switch,
17558 use log2 base of amount of its cases; builtin_expect has cost of 0;
17559 compute cost for moving return value of call.
17560 (init_inline_once): Initialize time_based flags.
17561 * tree-inline.h (eni_weights_d): Add time_based flag.
17563 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17565 * df-core.c: Update head documentation.
17567 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17570 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17571 shadowing exisiting variable op1.
17573 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17576 * config/i386/driver-i386.c (processor_signatures): New enum.
17577 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17578 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17579 processor signature to detect geode processor.
17581 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17585 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17587 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17588 causes spurious differences between trunk and cond-optab branch.
17590 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17592 * dojump.c (compare_from_rtx): Delete.
17593 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17594 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17595 if the comparison does not satisfy the predicate; test predicates for
17596 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17597 further if one existing pattern fails.
17598 * expr.h (compare_from_rtx): Delete.
17599 (prepare_operand): Declare it.
17600 * optabs.c: Change "lib call" to "libcall" throughout.
17601 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17602 HAVE_conditional_trap, emit_cmp_insn): Delete.
17603 (can_compare_p): Delete cmp_optab case.
17604 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17605 Accept other parameters by value.
17606 (prepare_operand): Make non-static.
17607 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17608 other parameters by value. Try to widen operands here based on
17609 an optab_methods argument and looking at cbranch_optab.
17610 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17611 loop. Use cbranch_optab directly.
17612 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17613 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17615 (emit_conditional_move, emit_conditional_add): Inline what's needed
17616 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17617 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17618 with COMPARE. Move cmov_optab and cstore_optab above
17619 with cbranch_optab, move cmp_optab down with ucmp_optab,
17620 remove tst_otpab. Do not initialize trap_rtx.
17621 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17622 for trap code. Do not check HAVE_conditional_trap. Use
17623 prepare_cmp_insn. Accept no predicate for operand 3.
17624 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17625 (OTI_ctrap, ctrap_optab): New.
17626 (tst_optab): Delete.
17627 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17628 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17629 with lookup of ctrap_optab.
17630 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17632 (ctrap_optab): New.
17634 * combine.c (combine_simplify_rtx, simplify_set): Do not
17635 special case comparing against zero for cc0 machines.
17636 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17637 COMPARE on cc0 machines.
17638 (simplify_relational_operation): Return a new expression when
17639 a COMPARE could be removed.
17640 * final.c (final_scan_insn): Compare cc_status values
17641 against LHS of a (compare FOO (const_int 0)) cc0 source.
17642 Also check if cc_status.value is the full compare.
17644 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17645 (cstoreMM4): Document.
17646 (conditional_trap): Document ctrapMM4 instead.
17647 (sync_compare_and_swapMM): Refer to cbranchcc4.
17648 (Dependent Patterns): Eliminate obsolete information referring to
17649 the old jump optimization phase.
17650 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17651 of compares with 0 on cc0 machines.
17652 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17653 avoiding references to cc0. Remove text about storing operands
17655 * doc/tm.texi (Condition Codes): Include blurb on different
17656 condition code representations, separate into subsections for
17657 CC0, MODE_CC and conditional execution.
17659 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17660 alpha_emit_setcc): Accept operands and a machine mode.
17661 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17662 Get code/op0/op1 from operands, use machine mode argument
17663 instead of alpha_compare.fp_p. Emit the branch here.
17664 (alpha_emit_setcc): Likewise, and return boolean.
17665 (alpha_emit_conditional_move): Likewise. Assert that
17666 cmp_op_mode == cmp_mode, and simplify accordingly.
17667 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17668 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17669 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17671 (stack probe test): Use cbranchdi4.
17672 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17674 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17675 * config/arc/arc.h (movsicc, movsfcc): Use it.
17676 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17677 (cbranchsi4, cstoresi4): New.
17678 (cmpsi, bCC and sCC expanders): Remove.
17680 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17681 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17682 * config/arm/predicates.md (arm_comparison_operator): Only include
17683 floating-point operators if there is a hardware floating-point unit.
17684 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17685 deferring to cbranch_cc and cstore_cc respectively.
17686 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17687 cbranch_cc, cstore_cc): New.
17688 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17690 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17692 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17693 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17695 (adjust_insn_length): Adjust calls.
17696 (avr_reorg): Handle (compare (foo) (const_int 0)).
17697 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17698 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17699 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17700 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17702 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17703 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17705 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17706 (cbranchsi4, cstorebi4, cstoresi4): New.
17707 (movbisi): This insn is duplicate, split it to zero_extend.
17708 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17709 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17710 (bfin_optimize_loop): Use cbranch expander.
17711 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17712 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17713 (bfin_bimode_comparison_operator): ... this.
17714 (bfin_direct_comparison_operator): New.
17716 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17717 inside (compare FOO (const_int 0)).
17718 (cris_rtx_costs): Handle ZERO_EXTRACT.
17719 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17720 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17721 (*tstdi_v32): Delete.
17722 (*cmpdi_non_v32): Add M alternative for operand 1.
17723 (cmpsi, cmp<mode>): Make private.
17724 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17726 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17728 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17729 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17730 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17731 (cc_reg_operand): New.
17732 (any_cond): Delete.
17733 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17734 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17735 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17736 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17737 crx_expand_scond): Delete.
17739 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17741 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17742 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17744 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17745 cstoresi4, cstoresf4, cstoredf4): New.
17746 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17747 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17748 Receive the entire operands array.
17749 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17750 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17751 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17752 Get test/op0/op1 from the operands array.
17753 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17755 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17756 (h8300_expand_store): New.
17757 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17759 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17760 (h8300_expand_store): New.
17761 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17762 or do not try to produce (set (cc0) REG).
17763 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17764 change a compare into a move to a scratch register. Disable some
17765 peepholes when comparing with zero.
17766 (tstsi, tsthi, tstsi, cmpqi): Make private.
17768 (bCC, sCC): Delete.
17769 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17772 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17773 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17774 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17775 (ix86_emit_i387_log1p): Use cbranchxf2.
17776 (ix86_expand_setcc): Return void.
17777 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17778 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17779 cmp<MODEF>, cmpcc): Remove.
17780 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17781 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17782 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17783 (sCC and bCC expanders): Remove.
17784 (stack_protect_test): Use cbranchcc4.
17786 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17788 (ia64_expand_compare): Accept three rtx by reference and return void.
17789 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17790 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17791 from *expr. Update *expr with the BImode comparison to do.
17792 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17793 cmptf, bCC, sCC, conditional_trap): Delete.
17794 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17795 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17796 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17797 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17798 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17800 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17801 type of last argument.
17802 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17803 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17804 use machine mode argument instead of branch_type. Remove dead
17805 code for floating-point comparisons.
17806 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17807 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17809 (cbranchsi4, cstoresi4): New.
17810 * config/iq2000/predicates.md (reg_or_const_operand): New.
17812 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17813 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17814 (b<code>_op): Rewrite to...
17815 (bcc_op): ... this, using match_operator.
17816 (s<code>_op): Rewrite to...
17817 (scc_op): ... this, using match_operator.
17818 (s<code>_24_op): Rewrite to...
17819 (scc_op_24): ... this, using match_operator.
17820 (s<code>_<mode>): Rewrite to...
17821 (cstore<mode>4): ... this, using match_operator.
17822 (s<code>_<mode>_24): Rewrite to...
17823 (cstore<mode>4_24): ... this, using match_operator.
17824 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17825 m32c_unpend_compare, m32c_expand_scc): Delete.
17826 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17827 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17828 (m32c_expand_movcc): Change NE to EQ if necessary.
17829 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17831 * config/m32r/m32r-protos.h (gen_cond_store): New.
17832 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17833 (gen_cond_store): New, from sCC patterns.
17834 (m32r_expand_block_move): Use cbranchsi4.
17835 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17836 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17837 (cbranchsi4, cstoresi4): New.
17839 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17841 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17842 (m68hc11_notice_update_cc): Look into a compare with 0.
17843 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17845 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17846 cmphi, cmpqi, bCC): Delete.
17847 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17848 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17849 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17852 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17853 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17854 * config/m68k/constraints.md (H): New.
17855 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17856 the define_insn below.
17857 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17858 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17859 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17860 patterns): Wrap RHS with COMPARE.
17861 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17862 (*cmpdi_internal): Name this pattern.
17863 (cmpdi): Change to define_insn.
17864 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17865 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17866 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17868 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17869 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17870 (conditional_trap): Change to...
17871 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17872 (*conditional_trap): Use the ordered_comparison_operator and
17873 const1_operand predicates.
17874 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17875 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17876 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17877 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17879 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17880 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17881 (mcore_gen_compare): New.
17882 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17883 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17884 (mcore_gen_compare): ... this.
17885 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17886 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17887 (stack probe pattern): Use cbranchsi4.
17889 * config/mips/predicates.md (mips_cstore_operator): New.
17890 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17891 * config/mips/mips.md (any_cond): Delete.
17892 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17894 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17895 fixuns_truncsfdi2): Use cbranch patterns.
17896 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17897 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17898 Adjust call to mips_expand_conditional_branch.
17899 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17901 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17902 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17903 * config/mips/mips.c (cmp_operands): Delete.
17904 (mips_emit_compare): Get comparison operands from *op0/*op1.
17905 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17906 that it succeeds. Use op0/op1 instead of cmp_operands.
17907 (mips_expand_conditional_branch, mips_expand_conditional_move,
17908 mips_expand_conditional_trap): Likewise.
17909 (mips_block_move_loop): Use cbranch patterns.
17910 * config/mips/mips.h (cmp_operands): Delete.
17912 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17913 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17914 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17915 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17916 (*cmpcc_folded): Rename to...
17917 (*cmpdi_folded): this.
17918 (*cmpcc): Rename to...
17920 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17923 (cbranchdf4): New. Handle invalid comparisons here.
17924 * config/mmix/predicates.md (float_comparison_operator): New.
17926 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17927 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17928 * config/mn10300/mn10300.md (tst): Delete.
17929 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17930 Name these patterns and wrap RHS in a compare.
17931 (*cmpsi): Make this pattern private. Include tst.
17932 (*cmpsf): Make this pattern private.
17933 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17934 (compare with zero peepholes): Likewise.
17936 (cbranchsi4, cbranchsf4): New.
17937 (casesi): Use cbranchsi4.
17939 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17940 hppa_branch_type): Delete.
17941 (return_addr_rtx): Use cbranchsi4.
17942 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17943 Emit CCFPmode comparison here.
17944 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17945 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17946 hppa_branch_type): Delete.
17947 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17948 (movsicc, movdicc): Remove references to hppa_compare_op0,
17949 hppa_compare_op1 and compare_from_rtx.
17950 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17951 (casesi): Use cbranchsi4.
17953 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17954 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17955 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17956 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17957 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17959 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17960 (*branch, *branch_inverted): New.
17962 * config/picochip/picochip.md (cbranchhi4): Use
17963 ordered_comparison_operator.
17964 (cmphi, bCC): Remove.
17966 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17967 (trap_comparison_operator): Delete.
17968 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17969 rs6000_emit_cbranch): Accept mode and operands.
17970 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17971 rs6000_compare_fp_p): Delete.
17972 (rs6000_generate_compare): Accept mode and comparison. Extract code
17973 and op0/op1 from there. Replace references to rs6000_compare_op0
17974 and rs6000_compare_op1.
17975 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17976 extract result from passed operands.
17977 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17978 extract loc from passed operands.
17979 (rs6000_emit_cmove): Likewise.
17980 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17981 rs6000_compare_fp_p): Delete.
17982 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17983 (cbranch<GPR>4, cbranch<FP>4): New.
17984 (cstore<mode>4): New. Consolidate here all choices about when to use
17985 portable or specialized sCC sequences.
17986 (stack_protect_test): Use cbranchsi4.
17987 (conditional_trap): Replace with ctrap<GPR>4.
17988 (conditional trap insn): Replace trap_comparison_operator with
17989 ordered_comparison_operator.
17991 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17992 (s390_emit_prologue): Use ctrap.
17993 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17994 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17995 New predicates replacing...
17996 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17997 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17998 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17999 (add<mode>cc): Do not use s390_compare_op0/op1.
18000 (s<code>): Change to...
18001 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18002 (seq): Change to...
18003 (cstorecc4): ... this. Handle EQ or NE equally.
18004 (*sne): Un-privatize for use in cstorecc4.
18005 (b<code>): Change to...
18006 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18007 (conditional_trap): Replace with...
18008 (ctrap<GPR>4, ctrap<FP>4): ... these.
18009 (stack_protect): Use cbranchcc4.
18011 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18012 * config/score/score-protos.h (score_gen_cmp): Delete.
18013 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18014 (score_block_move-loop): Use cbranchsi4.
18015 * config/score/score.md (cbranchsi4): New.
18016 (cmpsi, bCC): Delete.
18017 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18018 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18019 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18020 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18021 * config/score/score3.h (score3_gen_cmp): Delete.
18022 * config/score/score7.h (score7_gen_cmp): Delete.
18024 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18025 (sh_emit_scc_to_t): ... this. Return void.
18026 (from_compare): Rename to...
18027 (sh_emit_compare_and_branch): ... this.
18028 (sh_emit_compare_and_set): New.
18029 (sh_expand_t_scc): Accept operands.
18030 * config/sh/predicates.md (sh_float_comparison_operator): New.
18031 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18032 (prepare_scc_operands): Rename to...
18033 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18035 (sh_emit_cheap_store_flag): New.
18036 (sh_emit_set_t_insn): New.
18037 (from_compare): Rename to...
18038 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18039 handling of TARGET_SH2E floating point to avoid recursive call.
18040 Generate branch here.
18041 (sh_emit_compare_and_set): New.
18042 (sh_expand_t_scc): Get op0/op1 from arguments.
18043 (sh_emit_cheap_store_flag): New.
18044 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18046 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18047 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18048 (movsicc, movdicc): Do nothing when it recreated operands from
18049 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18050 prepare_scc_operands (now sh_emit_scc_to_t).
18051 (udivdi3): Use cstoresi4.
18052 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18053 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18054 (cbranchint4_media, cbranchfp4_media): New.
18055 (casesi): Use cbranchdi4.
18056 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18058 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18059 (movnegt): Remove second operand.
18060 (cbranchsf4, cbranchdf4): New.
18061 (stack_protect): Use cbranchdi4/cbranchsi4.
18063 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18064 (gen_compare_reg): Accept comparison, extract part of it to...
18065 (gen_compare_reg_1): ... this.
18066 (gen_compare_operator): Delete.
18067 (gen_v9_scc): Accept separate destination, comparison code and arms.
18068 Do not use sparc_compare_op0/sparc_compare_op1.
18069 (emit_scc_insn, emit_conditional_branch_insn): New.
18070 (emit_v9_brxx): Make static. Remove useless assertion.
18071 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18073 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18074 * config/sparc/sparc-protos.h (gen_compare_reg,
18075 sparc_emit_float_lib_cmp): Adjust prototype.
18076 (emit_scc_insn, emit_conditional_branch_insn): New.
18077 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18078 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18079 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18080 iterators to the top.
18081 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18082 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18083 snedi_special_trunc): Delete.
18084 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18085 and snedi_special_trunc.
18086 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18087 cbranchdi4, cbranch<F:mode>4): New.
18088 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18089 here. Use gen_compare_reg instead of gen_compare_operator.
18090 (conditional_trap): Replace with...
18091 (ctrapsi4, ctrapdi4): ... this.
18092 (stack_protect_test): Use cbranchcc4.
18094 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18096 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18097 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18098 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18099 from operands[0] or operands[3] depending on is_set.
18100 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18101 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18102 cmpdf, bCC), sCC: Remove.
18103 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18104 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18106 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18107 spu_emit_branch_or_set.
18109 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18111 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18112 xstormy16_compare_op1): Delete.
18113 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18114 xstormy16_compare_op1): Delete.
18115 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18117 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18118 (cmphi, cmpsi, bCC): Remove.
18120 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18121 (*cmpsi): ... this one.
18122 (cbranchsi4, cstoresi4): New.
18123 (bCC expanders): Delete.
18124 (sCC insns): Fold into...
18125 (*setcc): ... this one.
18126 (casesi): Do not use gen_cmpsi and gen_bgtu.
18127 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18128 (movsicc): Simplify.
18129 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18131 * config/vax/vax-protos.h (cond_name): New.
18132 (vax_output_conditional_branch): Remove.
18133 * config/vax/vax.c (cond_name): New.
18134 (vax_output_conditional_branch): Remove.
18135 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18136 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18137 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18138 (bit<VAXint>): Wrap source with (compare).
18139 (b<code> and following unnamed pattern): Rename to *branch and
18140 *branch_reversed. Change macroization to match_operator.
18141 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18143 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18144 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18145 Change last argument to machine_mode.
18146 (xtensa_expand_scc): Add machine_mode argument.
18147 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18148 (gen_conditional_move, xtensa_expand_conditional_branch,
18149 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18150 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18151 Adjust operand numbers.
18152 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18154 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18155 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18156 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18158 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18160 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18161 causes spurious differences between trunk and cond-optab branch.
18163 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18166 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18168 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18170 * tree.c (iterative_hash_pointer): Delete.
18171 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18172 Hash UIDs and versions of SSA names. Don't special-case built-in
18173 function declarations.
18175 2009-05-11 Ian Lance Taylor <iant@google.com>
18178 * graphite.c: Force -Wc++-compat to only be a warning before
18179 #including "cloog/cloog.h".
18181 2009-05-11 Martin Jambor <mjambor@suse.cz>
18183 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18185 2009-05-11 Jan Hubicka <jh@suse.cz>
18187 * tree-ssa-loop-ivcanon.c: Include target.h
18188 (struct loop_size): new structure.
18189 (constant_after_peeling): New predicate.
18190 (tree_estimate_loop_size): New function.
18191 (estimated_unrolled_size): Rewrite for new estimates.
18192 (try_unroll_loop_completely): Use new estimates.
18193 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18195 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18197 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18198 libcpp interface change.
18199 (spu_macro_to_expand): Likewise.
18201 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18203 PR tree-optimization/40026
18204 * gimplify.c (gimplify_init_constructor): Change initial conditional
18205 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18206 optimize_compound_literals_in_ctor.
18208 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18210 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18212 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18214 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18216 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18217 HOST_WIDE_INT for gap.
18219 2009-05-11 Ira Rosen <irar@il.ibm.com>
18221 PR tree-optimization/40074
18222 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18223 account in group size and step comparison.
18225 2009-05-11 Richard Guenther <rguenther@suse.de>
18227 * passes.c (init_optimization_passes): Strip now incorrect comment.
18228 (execute_function_todo): Do not set PROP_alias.
18229 * tree-pass.h (PROP_alias): Remove.
18230 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18231 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18232 * tree-nrv.c (pass_return_slot): Likewise.
18233 * tree-object-size.c (pass_object_sizes): Likewise.
18234 * tree-ssa-dom.c (pass_dominator): Likewise.
18235 (pass_phi_only_cprop): Likewise.
18236 * tree-ssa-dse.c (pass_dse): Likewise.
18237 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18238 (pass_cselim): Likewise.
18239 * tree-ssa-pre.c (pass_pre): Likewise.
18240 (pass_fre): Likewise.
18241 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18242 * tree-ssa-sink.c (pass_sink_code): Likewise.
18243 * tree-stdarg.c (pass_stdarg): Likewise.
18244 * tree-tailcall.c (pass_tail_calls): Likewise.
18245 * tree-vrp.c (pass_vrp): Likewise.
18247 2009-05-10 Ian Lance Taylor <iant@google.com>
18249 * basic-block.h (enum profile_status): Break out of struct
18250 control_flow_graph.
18251 * cgraph.h (struct inline_summary): Break out of struct
18253 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18254 of struct cgraph_order_sort.
18255 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18256 * cse.c (struct branch_path): Break out of struct
18257 cse_basic_block_data.
18258 * except.h (enum eh_region_type): Break out of struct eh_region.
18259 * gcc.c (enum add_del): Break out of struct modify_target.
18260 * genrecog.c (enum decision_type): Break out of struct decision_test.
18261 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18263 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18264 * regmove.c (enum match_use): New enum, broken out of struct match.
18265 * sched-int.h (enum post_call_group): New enum, broken out of
18267 (struct deps_reg): Break out of struct deps.
18268 * target.h (struct asm_int_op): Break out of struct gcc_target.
18269 * tree-eh.c (struct goto_queue_node): Break out of struct
18271 * tree-inline.h (enum copy_body_cge_which): Break out of
18273 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18275 * c-decl.c (in_struct, struct_types): New static variables.
18276 (pushtag): Add loc parameter. Change all callers.
18277 (lookup_tag): Add ploc parameter. Change all callers.
18278 (check_compound_literal_type): New function.
18279 (parser_xref_tag): Add loc parameter. Change all callers. If
18280 -Wc++-compat, warn about struct/union/enum types defined within a
18282 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18283 and loc parameters. Change all callers. Change error calls to
18284 error_at, using loc. For a redefinition, if the location of the
18285 original definition is known, report it. Set in_struct and
18286 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18287 (finish_struct): Add new parameters enclosing_in_struct and
18288 enclosing_struct_types. Change all callers. Set
18289 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18290 in the struct. If in a struct, add this struct to struct_types.
18291 (start_enum): Add loc parameter. Change all callers. Use
18292 error_at for errors, using loc. For a redefinition, if the
18293 location of the original definition is known, report it. If in a
18294 struct, add this enum type to struct_types. If -Wc++-compat warn
18295 if in sizeof, typeof, or alignof.
18296 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18297 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18298 (c_parser_enum_specifier): Get enum location for start_enum.
18299 (c_parser_struct_or_union_specifier): Get struct location for
18300 start_struct. Save in_struct and struct_types status between
18301 start_struct and finish_struct.
18302 (c_parser_cast_expression): Get location of cast.
18303 (c_parser_alignof_expression): Get location of type.
18304 (c_parser_postfix_expression): Likewise.
18305 (c_parser_postfix_expression_after_paren_type): Add type_loc
18306 parameter. Change all callers. Call check_compound_literal_type.
18307 Use type_loc for error about variable size type.
18308 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18309 of an enum constant from an enum type defined in a struct or union.
18310 (c_cast_expr): Add loc parameter. Change all callers. If
18311 -Wc++-compat, warn about defining a type in a cast.
18312 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18313 (start_enum, start_struct, finish_struct): Update declarations.
18314 (parser_xref_tag, c_cast_expr): Update declarations.
18315 (check_compound_literal_type): Declare.
18317 2009-05-11 Ben Elliston <bje@au.ibm.com>
18319 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18320 for recent libcpp interface change.
18321 (rs6000_macro_to_expand): Likewise.
18323 2009-05-10 Michael Matz <matz@suse.de>
18326 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18327 not at entry of function.
18329 2009-05-10 Richard Guenther <rguenther@suse.de>
18331 PR tree-optimization/40081
18333 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18334 using the main variant of the element type. Do not fiddle with
18335 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18337 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18338 structs with volatile fields.
18340 2009-05-10 Jan Hubicka <jh@suse.cz>
18342 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18343 (estimate_move_cost): Assert that it does not get called for
18345 (estimate_num_insns): Skip VOID types in argument handling.
18346 (optimize_inline_calls): Delete unreachable blocks and verify that
18347 callgraph is valid.
18349 2009-05-10 Jan Hubicka <jh@suse.cz>
18351 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18352 * cgraph.c (cgraph_mark_address_taken_node): New function.
18353 (dump_cgraph_node): Dump new flag.
18354 * cgraph.h (struct cgraph_node): Add address_taken.
18355 (cgraph_mark_address_taken_node): New function.
18356 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18357 since new direct calls can be born.
18359 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18361 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18362 tok->val.node.node.
18364 2009-05-10 Jan Hubicka <jh@suse.cz>
18366 PR middle-end/40084
18367 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18369 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18370 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18371 * tree-inline.c (copy_bb): Set frequency correctly.
18372 (fold_marked_statements): Update call to
18373 cgraph_update_edges_for_call_stmt.
18375 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18377 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18378 identifiers in diagnostics.
18379 * config/arm/arm.c (arm_handle_fndecl_attribute,
18380 arm_handle_isr_attribute): Likewise.
18381 * config/avr/avr.c (avr_handle_progmem_attribute,
18382 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18383 * config/bfin/bfin.c (handle_int_attribute,
18384 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18385 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18386 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18388 * config/darwin.c (darwin_handle_kext_attribute,
18389 darwin_handle_weak_import_attribute): Likewise.
18390 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18391 h8300_handle_eightbit_data_attribute,
18392 h8300_handle_tiny_data_attribute): Likewise.
18393 * config/i386/i386.c (ix86_handle_cconv_attribute,
18394 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18395 * config/i386/winnt.c (ix86_handle_shared_attribute,
18396 ix86_handle_selectany_attribute): Likewise.
18397 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18398 * config/m32c/m32c.c (function_vector_handler): Likewise.
18399 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18400 m68hc11_handle_fntype_attribute): Likewise.
18401 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18402 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18403 * config/mips/mips.c (mips_insert_attributes,
18404 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18405 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18406 rs6000_handle_struct_attribute): Likewise.
18407 * config/sh/sh.c (sh_insert_attributes,
18408 sh_handle_resbank_handler_attribute,
18409 sh_handle_interrupt_handler_attribute,
18410 sh2a_handle_function_vector_handler_attribute,
18411 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18413 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18414 * config/spu/spu.c (spu_handle_fndecl_attribute,
18415 spu_handle_vector_attribute): Likewise.
18416 * config/stormy16/stormy16.c
18417 (xstormy16_handle_interrupt_attribute): Likewise.
18418 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18419 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18421 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18423 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18424 (pp_translate_identifiers): New.
18425 (pp_identifier): Only conditionally translate identifier to locale
18427 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18428 (pp_base_tree_identifier): Only conditionally translate identifier
18429 to locale character set.
18430 * c-pretty-print.c (M_): Define.
18431 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18432 fragments for conditional translation with M_.
18433 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18434 identifier translation.
18436 2009-05-10 Richard Guenther <rguenther@suse.de>
18438 PR tree-optimization/40081
18439 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18440 using the main variant of the element type. Do not fiddle with
18441 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18443 2009-05-09 Jan Hubicka <jh@suse.cz>
18445 PR middle-end/40080
18446 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18447 indirect calls; verify cgraph afterwards.
18449 2009-05-09 Jan Hubicka <jh@suse.cz>
18452 * ipa.c (update_inlined_to_pointer): New function.
18453 (cgraph_remove_unreachable_nodes): Use it.
18455 2009-05-09 Jan Hubicka <jh@suse.cz>
18457 * tree-eh.c (struct leh_state): Remove prev_try.
18458 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18459 not track prev_try.
18460 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18461 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18462 remove_eh_handler_and_replace, foreach_reachable_handler,
18463 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18464 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18465 (gen_eh_region_cleanup): Update prototype.
18467 2009-05-09 Jan Hubicka <jh@suse.cz>
18469 PR middle-end/40043
18470 * except.c (copy_eh_region): Always set prev_try.
18471 (redirect_eh_edge_to_label): Find outer try.
18472 (foreach_reachable_handler): When looking for prev try
18473 handle case where previous try is not going to be taken.
18475 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18477 PR tree-optimization/40049
18478 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18479 only vector/vector shifts, convert the type of the constant to the
18480 appropriate type to avoid building incorrect trees, which
18481 eventually have problems with garbage collection.
18483 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18485 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18486 -1 for complex floating-point types if honoring signed zeros.
18488 2009-05-08 Jan Hubicka <jh@suse.cz>
18490 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18491 argument; handle correctly when profile is absent.
18492 (build_cgraph_edges): Update.
18493 (rebuild_cgraph_edges): Update.
18494 * cgraph.c: Do not include varray.h.
18495 (cgraph_set_call_stmt_including_clones): New function.
18496 (cgraph_create_edge_including_clones): Likewise
18497 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18498 (cgraph_update_edges_for_call_stmt): Handle clones.
18499 (cgraph_remove_node): Handle clone tree.
18500 (cgraph_remove_node_and_inline_clones): New function.
18501 (dump_cgraph_node): Dump clone tree.
18502 (cgraph_clone_node): Handle clone tree.
18503 (clone_function_name): Bring here from tree-inline.c.
18504 (cgraph_create_virtual_clone): New function.
18505 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18506 (cgraph_clone_info): New function.
18507 (strut cgraph_node): Add clone_info and new clone tree pointers.
18508 (cgraph_remove_node_and_inline_clones,
18509 cgraph_set_call_stmt_including_clones,
18510 cgraph_create_edge_including_clones,
18511 cgraph_create_virtual_clone): Declare.
18512 (cgraph_function_versioning): Use VEC argument.
18513 (compute_call_stmt_bb_frequency): Update prototype.
18514 (cgraph_materialize_all_clones): New function.
18515 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18516 (ipcp_create_replace_map): Update to VECtors.
18517 (ipcp_update_callgraph): Use virtual clones.
18518 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18519 (ipcp_update_profiling): Do not update local profiling.
18520 (ipcp_insert_stage): Use VECtors and virtual clones.
18521 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18522 (clone_of_p): New function.
18523 (cgraph_preserve_function_body_p): Use clone tree.
18524 (cgraph_optimize): Materialize clones.
18525 (cgraph_function_versioning): Update for VECtors.
18526 (save_inline_function_body): Use clone tree.
18527 (cgraph_materialize_clone): New function.
18528 (cgraph_materialize_all_clones): Likewise.
18529 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18530 * ipa.c: Include gimple.h.
18531 (cgraph_remove_unreachable_nodes): Use clone tree.
18532 * ipa-prop.c (ipa_note_param_call): Update call to
18533 compute_call_stmt_bb_frequencycall.
18534 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18535 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18536 (copy_bb): Handle updating of clone tree; add new edge when new call
18538 (expand_call_inline): Be strict about every call having edge.
18539 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18540 (delete_unreachable_blocks_update_callgraph): New function.
18541 (tree_function_versioning): Use VECtors; always remove unreachable
18542 blocks and fold conditionals.
18543 * tree-inline.h: Do not include varray.h.
18544 (tree_function_versioning): Remove.
18545 * Makefile.in (GTFILES): Remove tree-inline.c
18546 * passes.c (do_per_function): Do only functions having body.
18547 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18550 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18551 Andrew Morrow <acm@google.com>
18554 * c-common.c (c_common_attribute_table): Permit deprecated
18555 attribute to take an optional argument.
18556 (handle_deprecated_attribute): If the optional argument to
18557 __attribute__((deprecated)) is not a string ignore the attribute
18558 and emit a warning.
18560 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18561 * c-typeck.c (build_component_ref): Likewise.
18562 (build_external_ref): Likewise.
18564 * toplev.c (warn_deprecated_use): Add an attribute argument.
18565 Emit the message associated with __attribute__((deprecated)).
18567 * toplev.h (warn_deprecated_use): Updated.
18569 * doc/extend.texi: Document new optional parameter to
18570 __attribute__((deprecated))
18572 2009-05-08 Michael Eager <eager@eagercon.com>
18574 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18575 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18577 2009-05-08 Richard Guenther <rguenther@suse.de>
18579 PR tree-optimization/40062
18580 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18581 Avoid exponential behavior.
18583 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18585 PR rtl-optimization/33928
18587 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18588 process_uses, build_single_def_use_links): New.
18589 (update_df): Update use_def_ref.
18590 (forward_propagate_into): Use get_def_for_use instead of use-def
18592 (fwprop_init): Call build_single_def_use_links and let it initialize
18594 (fwprop_done): Free use_def_ref.
18595 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18596 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18597 df_rd_simulate_one_insn): New.
18598 (df_rd_bb_local_compute_process_def): Update head comment.
18599 (df_chain_create_bb): Use the new RD simulation functions.
18600 * df.h (df_rd_simulate_artificial_defs_at_top,
18601 df_rd_simulate_one_insn): New.
18602 * opts.c (decode_options): Enable fwprop at -O1.
18603 * doc/invoke.texi (-fforward-propagate): Document this.
18605 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18608 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18609 and one complex operand specially.
18610 * tree-complex.c (some_nonzerop): Do not identify a real value as
18611 zero if flag_signed_zeros.
18613 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18615 PR rtl-optimization/33928
18616 * loop-invariant.c (record_use): Fix && vs. || mishap.
18618 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18620 PR rtl-optimization/33928
18621 * loop-invariant.c (struct use): Add addr_use_p.
18622 (struct def): Add n_addr_uses.
18623 (struct invariant): Add cheap_address.
18624 (create_new_invariant): Set cheap_address.
18625 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18626 (record_uses): Pass df_ref to record_use.
18627 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18630 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18632 * config/sh/sh.c: Do not include c-pragma.h.
18634 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18636 * config/spu/spu.c: Remove include of c-common.h.
18638 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18641 * c-common.h (mark_valid_location_for_stdc_pragma,
18642 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18643 clear_float_const_decimal64, float_const_decimal64_p): New.
18644 * c.opt (Wunsuffixed-float-constants): New.
18645 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18646 unsuffixed float constant, handle new warning.
18647 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18648 * c-decl.c (c_scope): New flag float_const_decimal64.
18649 (set_float_const_decimal64, clear_float_const_decimal64,
18650 float_const_decimal64_p): New.
18651 (push_scope): Set new flag.
18652 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18653 to use STDC pragmas.
18654 (c_parser_external_declaration): Ditto.
18655 (c_parser_compound_statement_nostart): Ditto.
18656 * c-pragma.c (valid_location_for_stdc_pragma,
18657 mark_valid_location_for_stdc_pragma,
18658 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18659 handle_pragma_float_const_decimal64): New.
18660 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18661 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18662 set_float_const_decimal64, clear_float_const_decimal64,
18663 float_const_decimal64_p): New dummy functions.
18664 * doc/extend.texi (Decimal Float): Remove statement that the
18665 pragma, and suffix for double constants, are not supported.
18666 * doc/invoke.texi (Warning Options): List new option.
18667 (-Wunsuffixed-float-constants): New.
18669 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18671 * config/i386/i386.c: Do not include c-common.h.
18673 2009-05-07 Mark Heffernan <meheff@google.com>
18675 * doc/invoke.texi (Debugging Options): Document change of debugging
18677 * opts.c (decode_options): Make dump_base_name relative to
18678 aux_base_name directory.
18680 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18682 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18683 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18685 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18687 * Makefile.in (install-plugin): Simplify a bit.
18689 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18691 * Makefile.in (OBJS-common): Add regcprop.o.
18693 * timevar.def (TV_CPROP_REGISTERS): New.
18694 * regrename.c (regrename_optimize): Return 0.
18695 (rest_of_handle_regrename): Delete.
18696 (pass_rename_registers): Point to regrename_optimize.
18697 (struct value_data_entry, struct value_data,
18698 kill_value_one_regno, kill_value_regno, kill_value,
18699 set_value_regno, init_value_data, kill_clobbered_value,
18700 kill_set_value, kill_autoinc_value, copy_value,
18701 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18702 replace_oldest_value_reg, replace_oldest_value_addr,
18703 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18704 debug_value_data, validate_value_data): Move...
18705 * regcprop.c: ... here.
18706 (rest_of_handle_cprop): Delete.
18707 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18709 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18711 PR middle-end/40057
18712 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18713 GEN_INT for 1 << bitnum.
18714 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18715 build_int_cst_type.
18717 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18719 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18720 Remove wrong description of "nand" operation.
18722 2009-05-06 Richard Guenther <rguenther@suse.de>
18723 Adam Nemet <anemet@caviumnetworks.com>
18725 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18726 comment. Add that if LHS is not a gimple register, then RHS1 has
18727 to be a single object (GIMPLE_SINGLE_RHS).
18729 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18731 * expr.c (get_def_for_expr): Move it up in the file.
18732 (store_field): When expanding a bit-field store, look at the
18733 defining gimple stmt for the masking conversion.
18735 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18737 PR middle-end/39986
18738 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18739 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18740 32-bit memcpy into long.
18742 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18744 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18745 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18747 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18748 instead of appending DW_OP_deref*.
18750 2009-05-06 Michael Matz <matz@suse.de>
18752 PR middle-end/40021
18753 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18754 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18756 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18758 * Makefile.in (install-plugin): Fix srcdir handling.
18760 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18762 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18763 when processing for not_regs_needed bitmap.
18764 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18765 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18766 handling it for rhs.
18768 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18770 * config/i386/i386.md (unnamed inc/dec peephole): Use
18771 optimize_insn_for_size_p instead of optimize_size.
18772 * config/i386/predicates.md (incdec_operand): Likewise.
18773 (aligned_operand): Likewise.
18774 * config/i386/sse.md (divv8sf3): Likewise.
18775 (sqrtv8sf2): Likewise.
18777 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18779 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18781 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18783 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18785 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18786 ssemodesuffixf2c with avxmodesuffixf2c.
18788 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18791 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18793 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18795 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18796 (struct tree_base): Adjust spacing for 8 bit boundaries.
18797 (struct tree_decl_common): Add decl_by_reference_flag bit.
18798 (DECL_BY_REFERENCE): Adjust.
18799 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18800 print DECL_BY_REFERENCE bit.
18801 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18802 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18803 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18804 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18807 PR middle-end/39666
18808 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18809 range of the type, but default label is missing, add it with one
18810 of the existing labels instead of adding a new label for it.
18812 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18816 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18818 * Makefile.in (enable_plugin, plugin_includedir): New.
18819 (install): Depend on install-plugin.
18820 (PLUGIN_HEADERS): New.
18821 (install-plugin): New.
18822 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18824 2009-05-05 Richard Guenther <rguenther@suse.de>
18826 PR tree-optimization/40022
18827 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18829 (phivn_valid_p): Fix tuplification error, simplify.
18830 (phiprop_insert_phi): Add dumps.
18831 (propagate_with_phi): Simplify.
18833 2009-05-05 Richard Guenther <rguenther@suse.de>
18835 PR middle-end/40023
18836 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18838 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18840 * tree.h (strip_float_extensions): Remove duplicate declaration.
18841 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18842 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18843 block_ultimate_origin): Rearrange the declarations line to match the
18844 comment that indicates the .c file which the functions are defined.
18845 (dwarf2out_*, set_decl_rtl): Add comment.
18846 (get_base_address): Adjust comment.
18847 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18848 declarations line and add comment.
18849 (is_builtin_name): Add blank after function name, for clarity.
18851 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18853 * attribs.c (decl_attributes): Use %qE for identifiers in
18855 * cgraphunit.c (verify_cgraph_node): Translate function names to
18856 locale character set in diagnostics.
18857 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18859 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18860 Document that functions are named in UTF-8.
18861 * expr.c (expand_expr_real_1): Translate function names to locale
18862 character set in diagnostics.
18863 * gimplify.c (omp_notice_variable, omp_is_private,
18864 gimplify_scan_omp_clauses): Use %qE for identifiers in
18866 * langhooks.c (lhd_print_error_function): Translate function names
18867 to locale character set.
18868 * langhooks.h (decl_printable_name): Document that return value is
18869 in internal character set.
18870 * stmt.c: Include pretty-print.h
18871 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18873 (resolve_operand_name_1): Translate named operand name to locale
18875 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18877 * toplev.c (announce_function): Translate function names to locale
18879 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18880 (default_tree_printer): Use pp_identifier or translate identifiers
18881 to locale character set. Mark "<anonymous>" for translation.
18882 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18883 for identifiers in diagnostics.
18884 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18886 * varasm.c (output_constructor): Use %qE for identifiers in
18889 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18891 * configure.ac: use ` ` instead of $()
18892 * configure: Regenerate.
18894 2009-05-05 Ben Elliston <bje@au.ibm.com>
18896 * config/pa/linux-atomic.c: Eliminate conditional include of
18897 errno.h on non-LP64 systems to simplify build requirements.
18899 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18901 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18903 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18904 and pass value to identifier_to_locale.
18905 (warn_variable_length_array): Make name a tree.
18906 (grokdeclarator): Separate diagnostic texts for named and unnamed
18907 declarators. Use %qE for named declarators.
18908 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18910 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18911 identifiers in diagnostics.
18912 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18913 identifier_to_locale. Mark "anonymous" strings for translation.
18915 2009-05-04 Michael Eager <eager@eagercon.com>
18917 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18918 address for DImode/DFmode only if double-precision FP regs.
18920 2009-05-04 Michael Eager <eager@eagercon.com>
18922 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18923 TARGET_SINGLE_FLOAT check.
18925 2009-05-04 Michael Eager <eager@eagercon.com>
18927 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18929 2009-05-04 Michael Eager <eager@eagercon.com>
18931 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18932 * config/rs6000/t-xilinx: New
18934 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18936 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18937 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18938 * gcc/explow.c (memory_address): Use target hook.
18939 * gcc/targhooks.c (default_legitimize_address): New.
18940 * gcc/targhooks.h (default_legitimize_address): New.
18941 * gcc/target.h (legitimize_address): New.
18942 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18943 (TARGET_INITIALIZER): Include it.
18944 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18946 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18947 * config/bfin/bfin.c (legitimize_address): Remove.
18948 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18949 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18951 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18952 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18954 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18955 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18956 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18957 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18958 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18959 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18960 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18961 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18962 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18963 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18964 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18965 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18966 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18967 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18968 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18969 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18970 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18971 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18972 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18973 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18974 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18975 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18976 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18978 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18979 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18980 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18981 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18982 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18983 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18984 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18985 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18986 (thumb_legitimize_address): Delete.
18987 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18988 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18989 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18990 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18991 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18992 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18994 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18997 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18998 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18999 * config/m32r/m32r.c (m32r_legitimize_address): New.
19000 * config/m68k/m68k.c (m68k_legitimize_address): New.
19001 * config/score/score.c (score_legitimize_address): Standardize.
19002 * config/score/score3.c (score3_legitimize_address): Standardize.
19003 * config/score/score3.h (score3_legitimize_address): Adjust.
19004 * config/score/score7.c (score7_legitimize_address): Standardize.
19005 * config/score/score7.h (score7_legitimize_address): Adjust.
19006 * config/sh/sh.c (sh_legitimize_address): New.
19007 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19009 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19010 (s390_legitimize_address): ... this.
19011 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19012 (sparc_legitimize_address): ... this.
19013 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19014 (ix86_legitimize_address): ... this.
19015 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19016 (avr_legitimize_address): ... this.
19017 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19018 (mn10300_legitimize_address): ... this.
19019 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19020 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19021 (alpha_expand_mov): Adjust call.
19023 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19024 * config/spu/spu.c (spu_legitimize_address): Likewise.
19025 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19026 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19028 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19030 * intl.c (locale_encoding, locale_utf8): New.
19031 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19032 * intl.h (locale_encoding, locale_utf8): Declare.
19033 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19034 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19036 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19038 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19039 (pp_base_tree_identifier): Declare as function.
19040 (identifier_to_locale): Declare.
19041 * Makefile.in (pretty-print.o): Update dependencies.
19042 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19044 2009-05-04 Richard Guenther <rguenther@suse.de>
19046 PR middle-end/40015
19047 * builtins.c (fold_builtin_memory_op): Do not decay to element
19048 type if the size matches the whole array.
19050 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19052 * expmed.c (synth_mult): When trying out a shift, pass the result
19055 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19057 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19058 (shiftsub1_cost): New.
19059 (init_expmed): Compute shiftsub1_cost.
19060 (synth_mult): Optimize multiplications by constants of the form
19061 -(2^^m-1) for some constant positive integer m.
19063 2009-05-03 Richard Guenther <rguenther@suse.de>
19066 * c-typeck.c (array_to_pointer_conversion): Do not built
19067 ADDR_EXPRs of arrays of pointer-to-element type.
19068 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19069 up wrong ADDR_EXPRs after-the-fact.
19070 * c-common.c (strict_aliasing_warning): Strip pointer
19071 conversions for obtaining the original type.
19072 * builtins.c (fold_builtin_memset): Handle array types.
19073 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19076 2009-05-03 Richard Guenther <rguenther@suse.de>
19078 PR middle-end/23329
19079 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19080 Do not lose casts from array types with unknown extent to array
19081 types with known extent.
19082 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19083 alias set compatibility.
19085 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19087 * flags.h (extra_warnings): Delete.
19088 * toplev.c (process_options): Handle Wuninitialized here.
19089 * opts.c (extra_warnings): Delete.
19090 (set_Wextra): Delete.
19091 (common_handle_option): -Wextra can be handled automatically.
19092 * c-opts.c (c_common_handle_option): Delete obsolete code.
19093 (c_common_post_options): Simplify comment.
19094 * common.opt (W): Add Var.
19096 (Wuninitialized): Initialize to -1.
19098 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19099 Richard Guenther <rguenther@suse.de>
19101 * expr.c (get_def_for_expr): New function.
19102 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19103 SSA rather than trees.
19104 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19105 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19107 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19109 * c-common.c (reswords): Add _Imaginary.
19110 * c-common.c (enum rid): Add RID_IMAGINARY.
19112 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19114 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19115 Patch by Richard Guenther.
19117 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19119 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19120 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19121 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19122 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19123 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19124 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19125 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19126 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19127 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19128 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19129 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19130 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19131 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19132 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19133 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19134 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19135 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19136 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19138 2009-05-02 Richard Guenther <rguenther@suse.de>
19140 PR tree-optimization/39940
19141 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19144 2009-05-02 Richard Guenther <rguenther@suse.de>
19146 PR middle-end/40001
19147 * tree-ssa.c (execute_update_addresses_taken): Properly check
19148 if we can mark a variable DECL_GIMPLE_REG_P.
19149 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19150 back to the end of the function.
19151 (is_gimple_reg_type): Remove complex type special casing.
19152 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19155 2009-05-02 Ben Elliston <bje@au.ibm.com>
19157 * doc/collect2.texi (Collect2): Document search path behaviour
19158 when configured with --with-ld.
19160 2009-05-02 Jan Hubicka <jh@suse.cz>
19162 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19163 parameter; update callers.
19164 (coalesce_cost_edge): EH edges are costier because they needs
19165 splitting even if not critical and even more costier when there are
19166 multiple EH predecestors.
19168 2009-05-02 Jan Hubicka <jh@suse.cz>
19170 * except.c (remove_eh_handler_and_replace): Handle updating after
19171 removing TRY blocks.
19173 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19175 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19177 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19179 * varasm.c: Do not include c-pragma.h.
19180 * attribs.c: Do not incude c-common.h.
19182 2009-05-01 Michael Matz <matz@suse.de>
19184 * calls.c (initialize_argument_information): Handle SSA names like
19185 decls with a non MEM_P DECL_RTL.
19187 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19189 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19190 * ipa-utils.c: Likewise.
19191 * ipa-type-escape.c: Likewise.
19192 * cgraphunit.c Do not include c-common.h.
19193 * ipa-pure-const.c: Likewise.
19194 * tree-if-conv.c: Likewise.
19195 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19196 * ipa-struct-reorg.c: Likewise.
19197 * tree-nomudflap.c: Likewise.
19198 * tree-ssa-structalias.c: Likewise.
19200 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19202 * store-motion.c: Many cleanups to make this pass a first-class
19203 citizen instead of an appendix to gcse load motion. Add TODO list
19204 to make this pass faster/cleaner/better.
19206 (struct ls_expr): Post gcse.c-split cleanups.
19207 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19208 "stores" field to "avail_stores".
19209 (pre_ldst_mems): Rename to store_motion_mems.
19210 (pre_ldst_table): Rename to store_motion_mems_table.
19211 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19212 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19213 (ldst_entry): Rename to st_expr_entry, update users.
19214 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19215 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19216 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19218 (first_ls_expr): Rename to first_st_expr, update users.
19219 (next_ls_expr): Rename to next_st_expr, update users.
19220 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19221 fields properly for store motion instead of names inherited from load
19223 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19224 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19227 (ae_kill): Rename to st_kill, update users.
19228 (ae_gen): Rename to st_avloc, update users.
19229 (transp): Rename to st_transp, update users.
19230 (pre_insert_map): Rename to st_insert_map, update users.
19231 (pre_delete_map): Rename to st_delete_map, update users.
19232 (insert_store, build_store_vectors, free_store_memory,
19233 one_store_motion_pass): Update for abovementioned changes.
19235 (gcse_subst_count, gcse_create_count): Remove.
19236 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19237 and "n_stores_created", local variables.
19239 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19242 (regvec, compute_store_table_current_insn): Remove.
19243 (reg_set_info, reg_clear_last_set): Remove.
19244 (compute_store_table): Use DF caches instead of local dataflow
19247 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19249 * c-objc-common.c (c_tree_printer): Print identifiers with
19250 pp_identifier, not pp_string. Mark "({anonymous})" for
19252 * c-pretty-print.c (pp_c_ws_string): New.
19253 (pp_c_cv_qualifier, pp_c_type_specifier,
19254 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19255 pp_c_storage_class_specifier, pp_c_function_specifier,
19256 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19257 pp_c_primary_expression, pp_c_postfix_expression,
19258 pp_c_unary_expression, pp_c_shift_expression,
19259 pp_c_relational_expression, pp_c_equality_expression,
19260 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19261 use pp_string and pp_c_ws_string in place of pp_identifier and
19262 pp_c_identifier for non-identifiers. Mark English strings for
19264 * c-pretty-print.h (pp_c_ws_string): Declare.
19266 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19267 Roland McGrath <roland@redhat.com>
19269 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19270 (ENABLE_LD_BUILDID): New configuration option.
19271 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19272 (LINK_BUILDID_SPEC): New macro.
19273 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19275 * doc/install.texi: Document --enable-linker-build-id option.
19276 * configure: Rebuild.
19277 * config.in: Rebuild.
19279 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19281 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19282 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19283 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19284 MIPS_GP_SAVE_AREA_SIZE.
19285 * config/mips/mips.c (struct mips_frame_info): Update comment
19286 before arg_pointer_offset and hard_frame_pointer_offset.
19287 (mips_compute_frame_info): Update diagram before function: to
19288 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19289 indicate the position of frame_pointer_rtx with -fstack-protector and
19290 to show args_size. Don't allocate cprestore area for leaf functions
19291 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19293 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19295 2009-04-30 Michael Matz <matz@suse.de>
19297 PR tree-optimization/39955
19298 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19300 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19302 * ira.c (setup_cover_and_important_classes): Use safe macro
19303 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19305 * genpreds.c (write_tm_preds_h): Output suitable definition of
19306 REG_CLASS_FOR_CONSTRAINT.
19308 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19310 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19312 * bitmap.c (bitmap_descriptor): Likewise.
19313 * ggc-common.c (loc_descriptor): Likewise.
19314 * varray.c (varray_descriptor): Likewise.
19315 * vec.c (vec_descriptor): Likewise.
19317 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19319 * Makefile.in (dce.o): Add $(EXCEPT_H).
19320 * dce.c: Include except.h and delete redundant vector definitions.
19321 (deletable_insn_p): Return false for non-call insns that can throw
19324 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19326 * gcse.c (ae_gen): Remove.
19327 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19328 and make non-static function to make it available in store-motion.c.
19329 Update call sites with search-and-replace.
19330 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19331 extract_mentioned_regs, extract_mentioned_regs_helper,
19332 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19333 store_killed_in_insn, store_killed_after, store_killed_before,
19334 build_store_vectors, insert_insn_start_basic_block, insert-store,
19335 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19336 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19337 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19338 * store-motion.c: ...new file. Also copy data structures from gcse.c
19339 and clean up to remove parts not used by store motion.
19340 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19341 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19343 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19346 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19347 when optimizing for size.
19349 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19351 * gcse.c (gcse_constant_p): Fix typo in last change.
19353 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19355 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19357 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19359 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19361 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19363 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19364 CONST_HIGH_PART result.
19366 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19368 * config/avr/avr.c (initial_elimination_offset): Rename to
19369 avr_initial_elimination_offset.
19370 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19371 change return type to bool.
19372 (avr_can_eliminate): New function.
19373 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19374 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19375 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19376 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19377 avr_initial_elimination_offset.
19378 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19379 (avr_initial_elimination_offset): Define.
19381 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19382 Steven Bosscher <steven@gcc.gnu.org>
19384 PR rtl-optimization/39938
19385 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19386 * cfgrtl.c: Include insn-attr.h.
19387 (rest_of_pass_free_cfg): New function.
19388 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19389 * resource.c (init_resource_info): Remove call to df_analyze.
19391 2009-04-29 Richard Guenther <rguenther@suse.de>
19394 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19395 allow conversion to signed integers.
19397 2009-04-29 Richard Guenther <rguenther@suse.de>
19399 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19400 shifts of floating point vectors if the shift amount is
19401 a constant multiple of the element size.
19403 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19404 Michael Matz <matz@suse.de>
19406 PR middle-end/39927
19408 * tree-outof-ssa.c (emit_partition_copy): New function.
19409 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19410 insert_part_to_rtx_on_edge): Perform the partition base var
19411 copy using emit_partition_copy.
19412 (insert_value_copy_on_edge): Convert constants to the right mode.
19413 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19414 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19416 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19418 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19419 scan backwards to try to find a constant to initialize it.
19421 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19422 insn before the loop_end instruction, don't look past labels.
19424 2009-04-29 Richard Guenther <rguenther@suse.de>
19426 PR middle-end/39937
19427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19428 loose type conversions.
19429 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19430 stmts only if there are no uses of its definition.
19432 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19434 * config/bfin/bfin.h (splitting_loops): Declare.
19435 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19436 Reorder bit definitions to be ascending.
19437 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19438 * config/bfin/bfin.c (splitting_loops): New variable.
19439 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19440 (struct loop_info): Remove members INIT and LOOP_INIT.
19441 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19442 the LSETUP sequence. Allow LC to be loaded from any register, but
19443 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19444 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19446 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19447 of reload_completed.
19450 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19452 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19454 * Makefile.in (PLUGIN_VERSION_H): New.
19455 (OBJS-common): Remove plugin-version.o.
19456 (plugin.o): Depend on (PLUGIN_VERSION_H).
19457 (plugin-version.o): Remove.
19458 * configure: Regenerate
19459 * configure.ac: Create plugin-version.h.
19460 * gcc-plugin.h (plugin_gcc_version): Remove.
19461 (plugin_default_version_check): Change signature.
19462 * plugin-version.c: Remove.
19463 * plugin.c: Include plugin-version.h.
19464 (str_plugin_gcc_version_name): Remove.
19465 (try_init_one_plugin): Pass gcc version to plugin_init.
19466 (plugin_default_version_check): Both gcc and plugin versions are now
19469 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19471 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19472 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19473 Remove special case testing for last insn of inner loops. Don't fail
19474 if the loop ends with a jump, emit an extra nop instead.
19476 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19477 DREGS rather than comparing directly. Remove code that tries to
19478 account for latencies.
19480 2009-04-29 Richard Guenther <rguenther@suse.de>
19482 PR tree-optimization/39941
19483 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19484 eliminating an indirect call.
19486 2009-04-29 Richard Guenther <rguenther@suse.de>
19488 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19489 parameter. Allow invariants as base if !require_lvalue.
19490 (verify_gimple_assign_single): Adjust.
19492 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19494 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19495 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19496 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19497 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19498 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19500 * config/bfin/bfin.c (bfin_expand_builtin,
19501 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19503 2009-04-28 Richard Guenther <rguenther@suse.de>
19505 * tree-vect-loop.c (get_initial_def_for_induction): Use
19506 correct types for pointer increment.
19508 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19510 * toplev.c (print_version): Update GMP version string calculation.
19512 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19514 PR rtl-optimization/39938
19515 * resource.c (init_resource_info): Add call to df_analyze.
19517 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19519 * config/alpha/alpha.md (usegp): Cast the result of
19520 alpha_find_lo_sum_using_gp to enum attr_usegp.
19521 * config/alpha/alpha.c (override_options): Remove end-of-structure
19522 marker element from cpu_table. Use array size of cpu_table to handle
19523 -mcpu and -mtune options.
19524 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19526 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19528 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19529 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19530 tune_32 and tune_64.
19531 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19532 support on PowerPC.
19533 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19534 * config/rs6000/option-defaults.h: ... here. New file.
19535 (OPT_64, OPT_32): Define.
19536 (MASK_64BIT): Define to 0 if not already defined.
19537 (OPT_ARCH64, OPT_ARCH32): Define.
19538 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19541 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19543 * config/arm/arm.c (arm_override_options): Emit error on using
19546 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19548 PR rtl-optimization/39914
19549 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19550 registers for allocnos created from user-defined variables only
19551 when not optimizing.
19553 2009-04-28 Richard Guenther <rguenther@suse.de>
19555 PR middle-end/39937
19556 * fold-const.c (fold_binary): Use distribute_real_division only
19559 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19561 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19562 add hpux-stdint.h to tm_file.
19563 (hppa[12]*-*-hpux11*): Ditto.
19564 (ia64*-*-hpux*): Ditto.
19565 * config/hpux-stdint.h: New.
19566 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19567 __STDC_EXT__ for all compiles.
19568 * config/pa/pa-hpux.h: Ditto.
19569 * config/pa/pa-hpux10.h: Ditto.
19570 * config/pa/pa-hpux11.h: Ditto.
19572 2009-04-28 Catherine Moore <clm@codesourcery.com>
19574 * debug.h (set_name): Add comment.
19576 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19579 * config/darwin.c (machopic_gen_offset): Check
19580 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19581 * config/arm/arm.c (require_pic_register): Likewise.
19583 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19585 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19586 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19587 m32c_promote_prototypes): Delete.
19589 2009-04-28 Michael Matz <matz@suse.de>
19591 PR middle-end/39922
19592 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19595 2009-04-28 Richard Guenther <rguenther@suse.de>
19597 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19599 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19601 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19602 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19603 * config/arm/arm-tune.md: Regenerate.
19605 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19607 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19608 block if there are complex incoming edges.
19609 (sel_merge_blocks): Remove useless assert.
19610 (sel_redirect_edge_and_branch): Check that edge was redirected.
19611 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19612 (sel_find_rgns): Delete declaration.
19613 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19614 the region when it is not a preheader.
19616 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19619 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19621 2009-04-28 Richard Guenther <rguenther@suse.de>
19623 * tree.h (SSA_NAME_VALUE): Remove.
19624 (struct tree_ssa_name): Remove value_handle member.
19625 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19626 array for jump threading.
19627 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19629 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19630 * tree-flow.h (threadedge_initialize_values): Declare.
19631 (threadedge_finalize_values): Likewise.
19632 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19633 (SSA_NAME_VALUE): Define.
19634 (threadedge_initialize_values): New function.
19635 (threadedge_finalize_values): Likewise.
19636 * tree-ssa-dom.c (ssa_name_values): New global variable.
19637 (SSA_NAME_VALUE): Define.
19638 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19640 2009-04-28 Ira Rosen <irar@il.ibm.com>
19642 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19643 Use REPORT_VECTORIZED_LOCATIONS instead
19644 REPORT_VECTORIZED_LOOPS.
19645 * tree-vectorizer.c (vect_verbosity_level): Make static.
19646 (vect_loop_location): Rename to vect_location.
19647 (vect_set_verbosity_level): Update comment.
19648 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19650 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19651 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19652 instead REPORT_UNVECTORIZED_LOOPS.
19653 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19654 and vect_loop_def to vect_external_def and vect_internal_def.
19655 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19656 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19657 REPORT_UNVECTORIZED_LOCATIONS.
19658 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19659 and vect_used_in_loop and to vect_unused_in_scope and
19660 vect_used_in_scope.
19661 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19662 (vect_verbosity_level): Remove declaration.
19663 (vect_analyze_operations): Likewise.
19664 (vect_analyze_stmt): Declare.
19665 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19666 REPORT_UNVECTORIZED_LOCATIONS.
19667 (vect_get_loop_niters): Fix indentation.
19668 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19669 (vect_analyze_loop_operations): New function.
19670 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19671 vect_analyze_operations.
19672 (vect_is_simple_reduction): Use new names.
19673 (vectorizable_live_operation, vect_transform_loop): Likewise.
19674 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19675 to specify whether the data references can be a part of interleaving
19677 (vect_analyze_data_ref_dependence): Use new names.
19678 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19679 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19680 * tree-vect-patterns.c (widened_name_p): Use new names.
19681 (vect_recog_dot_prod_pattern): Likewise.
19682 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19683 (process_use, vect_mark_stmts_to_be_vectorized,
19684 vect_model_simple_cost, vect_model_store_cost,
19685 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19686 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19687 vectorizable_operation, vectorizable_type_demotion,
19688 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19689 vectorizable_condition): Likewise.
19690 (vect_analyze_operations): Split into vect_analyze_loop_operations
19692 (vect_analyze_stmt): ... new function.
19693 (new_stmt_vec_info): Use new names.
19694 (vect_is_simple_use): Use new names and fix comment.
19695 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19696 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19698 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19701 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19702 and integer modes for x87 operands. Do not ICE for unsupported size,
19703 generate error instead. Generate error for unsupported operand types.
19704 ['z']: Do not handle HImode memory operands specially. Warning
19705 for floating-point operands. Fallthru to 'Z' for unsupported operand
19706 types. Do not ICE for unsupported size, generate error instead.
19707 (output_387_binary_op): Use %Z to output operands.
19708 (output_fp_compare): Ditto.
19709 (output_387_reg_move): Ditto.
19711 2009-04-28 Ben Elliston <bje@au.ibm.com>
19716 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19718 * builtins.c (c_strlen): Do not warn here.
19719 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19720 * c-common.c (pointer_int_sum): Take an explicit location.
19721 Warn about offsets out of bounds.
19722 * c-common.h (pointer_int_sum): Adjust declaration.
19724 2009-04-27 Ian Lance Taylor <iant@google.com>
19726 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19728 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19729 * df-core.c (df_set_flags): Change return type to int. Change
19730 type of old_flags to int.
19731 (df_clear_flags): Likewise.
19732 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19733 (df_get_conditional_uses): Likewise.
19734 * df.h (df_set_flags, df_clear_flags): Update declarations.
19735 * dwarf2out.c (struct indirect_string_node): Change type of form
19736 field to enum dwarf_form.
19737 (AT_string_form): Change return type to enum dwarf_form.
19738 * fixed-value.c (fixed_compare): Add cast to enum type.
19739 * fwprop.c (update_df): Change 0 to VOIDmode.
19740 * gensupport.c: Change 0 to UNKNOWN.
19741 * gimple.h (gimple_cond_code): Add cast to enum type.
19742 * haifa-sched.c (reemit_notes): Add cast to enum type.
19743 * hooks.c (hook_int_void_no_regs): Remove function.
19744 * hooks.h (hook_int_void_no_regs): Remove declaration.
19745 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19746 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19747 * real.c (real_arithmetic): Add cast to enum type.
19748 (real_compare): Likewise.
19749 * target.h (struct gcc_target): Change return type of
19750 branch_target_register_class to enum reg_class.
19751 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19752 default_branch_target_register_class.
19753 * targhooks.c (default_branch_target_register_class): New function.
19754 * targhooks.h (default_branch_target_register_class): Declare.
19755 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19756 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19758 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19760 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19761 vect_uninitialized_def. Change 0 to ERROR_MARK.
19762 * tree-vect-stmts.c (supportable_widening_operation): Don't
19763 initialize icode1 and icode2.
19764 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19765 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19767 (cmn_err_flag_specs): Change 0 to STD_C89.
19768 (cmn_err_char_table): Likewise.
19769 * config/arm/arm.c (get_arm_condition_code): Change type of code
19770 to enum arm_cond_code.
19771 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19772 (IWMMXT_BUILTIN2): Likewise.
19773 (neon_builtin_type_bits): Don't define typedef.
19774 (neon_builtin_datum): Change type of bits field to int.
19775 (arm_expand_neon_args): Add cast to enum type.
19776 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19778 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19779 casts to enum type.
19780 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19782 * config/mips/mips.md (jal_macro): Return enum constant.
19783 (single_insn): Likewise.
19784 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19786 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19787 casts to enum type.
19788 * config/s390/s390.c (s390_tune_flags): Change type to int.
19789 (s390_arch_flags): Likewise.
19790 (s390_handle_arch_option): Change flags field of struct pta to int.
19791 * config/s390/s390.h (s390_tune_flags): Update declaration.
19792 (s390_arch_flags): Likewise.
19793 * config/sh/sh.c (prepare_move_operands): Compare
19794 tls_symbolic_operand result with enum constant.
19795 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19796 (sh_expand_prologue): Add cast to enum type.
19797 (sh_expand_epilogue): Likewise.
19798 (tls_symbolic_operand): Change return type to enum tls_model.
19799 (fpscr_set_from_mem): Add cast to enum type.
19800 (legitimize_pic_address): Compare tls_symbolic_operand result with
19802 (sh_target_reg_class): Change return type to enum reg_class.
19803 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19805 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19806 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19807 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19808 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19809 (delayed_branch, tls_call_delay): Likewise.
19810 (eligible_for_sibcall_delay): Likewise.
19811 (eligible_for_return_delay): Likewise.
19812 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19813 (spu_expand_builtin_1): Likewise.
19815 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19816 for all types of conversions.
19817 (output_init_element): Issue -Wc++-compat warning if needed when
19818 initializing a bitfield with enum type.
19819 * c-parser.c (c_parser_expression): Set original_type to
19820 original_type of right hand operand of comma operator.
19822 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19824 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19826 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19827 * doc/cpp.texi (Standard Predefined Macros)
19828 (Implementation-defined behavior): Likewise.
19829 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19830 * doc/gimple.texi (GIMPLE Exception Handling)
19831 (@code{GIMPLE_ASSIGN}): Likewise.
19832 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19833 * doc/invoke.texi (Warning Options, Optimize Options)
19834 (AVR Options, Darwin Options): Likewise.
19835 (Optimize Options): Reformulate -fwhole-program description.
19836 * doc/loop.texi (Lambda): Likewise.
19837 * doc/md.texi (Output Template, Define Constraints)
19838 (Standard Names, Insn Splitting): Likewise.
19839 * doc/options.texi (Option properties): Likewise.
19840 * doc/passes.texi (Tree-SSA passes): Likewise.
19841 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19842 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19843 (File Names and DBX): Likewise.
19844 * doc/trouble.texi (Incompatibilities): Likewise.
19846 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19848 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19849 instruction is correct.
19851 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19853 Allow non-constant arguments to conversion intrinsics.
19854 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19855 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19856 * spu.c (print_operand): Handle 'v' and 'w'.
19857 (exp2_immediate_p, spu_gen_exp2): Define.
19858 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19859 spu_convtf_1): Update parameter descriptions.
19860 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19861 * constraints.md ('v', 'w'): New.
19862 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19864 (i2f, I2F): New define_mode_attr.
19865 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19866 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19867 fixuns_truncv4sfv4si2): Update to use mode attribute.
19868 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19869 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19870 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19871 patterns for combine.
19873 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19875 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19876 (cprop, hoist, pre, store_motion): New debug counters.
19877 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19878 is not an RTL pass anymore.
19879 (pass_profiling): Remove extern decl for pass removed in 2005.
19880 (pass_gcse, pass_jump_bypass): Remove.
19881 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19882 to 0 for clean state.
19883 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19884 * cse.c (gate_handle_cse_after_global_opts,
19885 rest_of_handle_cse_after_global_opts): New functions.
19886 (pass_cse_after_global_opts): New pass, does local CSE.
19887 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19888 (TV_CPROP): New timevar.
19889 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19890 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19891 (gcse_main, recompute_all_luids): Remove.
19892 (compute_hash_table_work): Call max_reg_num instead of reading
19894 (cprop_jump): Don't set run_jump_opt_after_gcse.
19895 (constprop_register): Always allow to alter jumps.
19896 (cprop_insn): Likewise.
19897 (do_local_cprop): Likewise.
19898 (local_cprop_pass): Likewise. Return non-zero if something changed.
19899 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19900 (find_implicit_sets): Add note about missed optimization opportunity.
19901 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19902 pass_rtl_cprop execute function.
19903 Don't bother tracking the pass number, each pass gets its own dumpfile
19905 Always allow to alter jumpsand bypass jumps.
19906 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19907 will just find no suitable set.
19908 (pre_edge_insert): Fix dumping, this function is for PRE only.
19909 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19910 pass_rtl_pre execute function.
19911 (hoist_code): Return non-zero if something changed. Keep track of
19912 substitutions and insertions for statistics gathering similar to PRE.
19913 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19914 called from the pass_rtl_hoist execute function. Show pass statistics.
19915 (compute_store_table): Use max_reg_num directly instead of using the
19916 formerly global max_gcse_regno.
19917 (build_store_vectors): Likewise.
19918 (replace_store_insn): Fix dumping.
19919 (store_motion): Rename to ...
19920 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19921 pass, called from the pass_rtl_store_motion execute function. Keep
19922 track of substitutions and insertions for statistics gathering similar
19924 (bypass_jumps): Remove, fold interesting bits into ...
19925 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19926 from the pass_rtl_cprop execute function.
19927 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19928 pass_jump_bypass): Remove.
19929 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19930 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19931 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19932 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19933 (gate_rtl_store_motion, execute_rtl_store_motion,
19934 pass_rtl_store_motion): New.
19935 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19936 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19937 * passes.c (init_optimization_passes): Remove pass_gcse and
19938 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19939 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19940 instead of pass_jump_bypass.
19942 2009-04-27 Richard Guenther <rguenther@suse.de>
19944 PR middle-end/39928
19945 * gimplify.c (gimplify_expr): If we are required to create
19946 a temporary make sure it ends up as register.
19948 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19951 * config/i386/i386.c (construct_container): Don't call
19952 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19953 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19955 2009-04-27 Michael Matz <matz@suse.de>
19957 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19958 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19959 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19960 (dump_replaceable_exprs): Take a bitmap.
19961 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19963 (expand_gimple_basic_block): Likewise.
19964 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19965 replaceable_expressions member a bitmap.
19966 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19967 (mark_replaceable): Likewise.
19968 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19969 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19971 2009-04-27 Richard Guenther <rguenther@suse.de>
19973 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19974 (verify_stmts): Dispatch to gimple/type verification code.
19975 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19976 issue with call argument types.
19978 2009-04-27 Michael Matz <matz@suse.de>
19980 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19981 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19984 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19985 Eric Botcazou <ebotcazou@adacore.com>
19987 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19988 a label's basic block.
19989 (mark_target_live_regs): Tidy and rework obsolete comments.
19990 Change back DF problem to LIVE. If a label starts a basic block,
19991 assume that all registers that used to be live then still are.
19992 (init_resource_info): If a label starts a basic block, set its
19993 BLOCK_FOR_INSN accordingly.
19994 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19996 2009-04-27 Richard Guenther <rguenther@suse.de>
19998 * tree-flow-inline.h (function_ann): Remove.
19999 (get_function_ann): Likewise.
20000 * tree-dfa.c (create_function_ann): Remove.
20001 * tree-flow.h (struct static_var_ann_d): Remove.
20002 (struct function_ann_d): Likewise.
20003 (union tree_ann_d): Remove fdecl member.
20004 (function_ann_t): Remove.
20005 (function_ann, get_function_ann, create_function_ann): Remove
20008 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20010 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20012 2009-04-27 Jan Hubicka <jh@suse.cz>
20014 * ipa-pure-const.c (struct funct_state_d): New fields
20015 state_previously_known, looping_previously_known; remove
20016 state_set_in_source.
20017 (analyze_function): Use new fields.
20018 (propagate): Avoid assumption that state_set_in_source imply
20021 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20022 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20023 * cfgloop.h (finite_loop_p): Declare.
20025 2009-04-26 Michael Matz <matz@suse.de>
20027 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20029 2009-04-26 Michael Matz <matz@suse.de>
20031 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20032 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20033 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20034 pass_mark_used_blocks): Remove.
20035 * tree-optimize.c (pass_free_datastructures,
20036 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20037 * passes.c (init_optimization_passes): Don't call
20038 pass_mark_used_blocks, remove dead code.
20040 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20042 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20043 * tree-ssa-live.h (register_ssa_partition): Likewise.
20045 2009-04-26 Michael Matz <matz@suse.de>
20048 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20049 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20050 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20052 (compare_pairs): Swap cost comparison.
20053 (coalesce_ssa_name): Don't use change_partition_var.
20054 * tree-nrv.c (struct nrv_data): Add modified member.
20055 (finalize_nrv_r): Set it.
20056 (tree_nrv): Use it to update statements.
20057 (pass_nrv): Require PROP_ssa.
20058 * tree-mudflap.c (mf_decl_cache_locals,
20059 mf_build_check_statement_for): Use make_rename_temp.
20060 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20061 * alias.c (find_base_decl): Handle SSA names.
20062 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20063 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20064 * rtl.h (set_reg_attrs_for_parm): Declare.
20065 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20066 to "optimized", remove unused locals at finish.
20067 (execute_free_datastructures): Make global, call
20068 delete_tree_cfg_annotations.
20069 (execute_free_cfg_annotations): Don't call
20070 delete_tree_cfg_annotations.
20072 * ssaexpand.h: New file.
20073 * expr.c (toplevel): Include ssaexpand.h.
20074 (expand_assignment): Handle SSA names the same as register variables.
20075 (expand_expr_real_1): Expand SSA names.
20076 * cfgexpand.c (toplevel): Include ssaexpand.h.
20077 (SA): New global variable.
20078 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20079 (SSAVAR): New macro.
20080 (set_rtl): New helper function.
20081 (add_stack_var): Deal with SSA names, use set_rtl.
20082 (expand_one_stack_var_at): Likewise.
20083 (expand_one_stack_var): Deal with SSA names.
20084 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20085 before unique numbers.
20086 (expand_stack_vars): Use set_rtl.
20087 (expand_one_var): Accept SSA names, add asserts for them, feed them
20088 to above subroutines.
20089 (expand_used_vars): Expand all partitions (without default defs),
20090 then only the local decls (ignoring those expanded already).
20091 (expand_gimple_cond): Remove edges when jumpif() expands an
20092 unconditional jump.
20093 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20094 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20096 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20097 members of SA; deal with PARM_DECL partitions here; expand
20098 all PHI nodes, free tree datastructures and SA. Commit instructions
20099 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20100 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20101 info and statements at start, collect garbage at finish.
20102 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20103 (VAR_ANN_PARTITION) Remove.
20104 (change_partition_var): Don't declare.
20105 (partition_to_var): Always return SSA names.
20106 (var_to_partition): Only accept SSA names.
20107 (register_ssa_partition): Only check argument.
20108 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20110 (delete_var_map): Don't free it.
20111 (var_union): Only accept SSA names, simplify.
20112 (partition_view_init): Mark only useful SSA names as used.
20113 (partition_view_fini): Only deal with SSA names.
20114 (change_partition_var): Remove.
20115 (dump_var_map): Use ssa_name instead of partition_to_var member.
20116 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20118 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20119 (struct _elim_graph): New member const_dests; nodes member vector of
20121 (set_location_for_edge): New static helper.
20122 (create_temp): Remove.
20123 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20124 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20125 (new_elim_graph): Allocate const_dests member.
20126 (clean_elim_graph): Truncate const_dests member.
20127 (delete_elim_graph): Free const_dests member.
20128 (elim_graph_size): Adapt to new type of nodes member.
20129 (elim_graph_add_node): Likewise.
20130 (eliminate_name): Likewise.
20131 (eliminate_build): Don't take basic block argument, deal only with
20132 partition numbers, not variables.
20133 (get_temp_reg): New static helper.
20134 (elim_create): Use it, deal with RTL temporaries instead of trees.
20135 (eliminate_phi): Adjust all calls to new signature.
20136 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20137 (rewrite_trees): Only do checking.
20138 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20139 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20140 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20141 contains_tree_r, MAX_STMTS_IN_LATCH,
20142 process_single_block_loop_latch, analyze_edges_for_bb,
20143 perform_edge_inserts): Remove.
20144 (expand_phi_nodes): New global function.
20145 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20146 functions, initialize new parameter, remember partitions having a
20148 (finish_out_of_ssa): New global function.
20149 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20150 don't reset in_ssa_p here, don't disable TER when mudflap.
20151 (pass_del_ssa): Remove.
20152 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20154 (execute_free_datastructures): Declare.
20155 * Makefile.in (SSAEXPAND_H): New variable.
20156 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20157 * basic-block.h (commit_one_edge_insertion): Declare.
20158 * passes.c (init_optimization_passes): Move pass_nrv and
20159 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20160 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20161 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20162 (redirect_branch_edge): Deal with super block when expanding, split
20163 out jump patching itself into ...
20164 (patch_jump_insn): ... here, new static helper.
20166 2009-04-26 Michael Matz <matz@suse.de>
20168 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20169 beyond num_ssa_names.
20170 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20171 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20173 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20175 PR inline-asm/39543
20176 * fwprop.c (forward_propagate_asm): New function.
20177 (forward_propagate_and_simplify): Propagate also into __asm, if it
20178 doesn't increase the number of referenced registers.
20181 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20183 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20185 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20186 note_nonlocal_vla_type for nonlocal VLAs.
20187 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20188 contains_remapped_vars, remap_vla_decls): New functions.
20189 (convert_nonlocal_reference_stmt): If not optimizing, call
20190 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20191 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20192 if it wasn't found in var_map.
20193 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20194 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20195 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20197 * gimplify.c (nonlocal_vlas): New variable.
20198 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20200 (gimplify_body): Create and destroy nonlocal_vlas.
20202 * dwarf2out.c (loc_descr_plus_const): New function.
20203 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20204 mem_loc_descriptor, loc_descriptor_from_tree_1,
20205 descr_info_loc, gen_variable_die): Use it.
20207 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20208 !TREE_STATIC VAR_DECLs.
20209 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20210 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20211 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20212 DECL_BY_REFERENCE is valid.
20213 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20214 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20215 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20216 Copy DECL_BY_REFERENCE.
20217 (struct nesting_copy_body_data): New type.
20218 (nesting_copy_decl): New function.
20219 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20220 if they have variable length.
20222 2009-04-26 Michael Matz <matz@suse.de>
20224 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20225 mark new temporaries for renaming.
20227 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20230 * c-decl.c (global_bindings_p): Return negative value.
20231 (c_variable_size): New. Based on variable_size from
20233 (grokdeclarator): Call c_variable_size not variable_size.
20235 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20237 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20239 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20241 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20242 Redefine it to just use mingw/include.
20243 (ASM_SPEC): Rules for -m32 and -m64.
20244 (LINK_SPEC): Use Likewise.
20245 (SPEC_32): New define.
20246 (SPEC_64): Likewise.
20247 (SUB_LINK_SPEC): Likewise.
20248 (MULTILIB_DEFAULTS): New define.
20249 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20250 Add multilib options.
20251 (MULTILIB_DIRNAMES): Likewise.
20252 (MULTILIB_OSDIRNAMES): Likewise.
20253 (LIBGCC): Likewise.
20254 (INSTALL_LIBGCC): Likewise.
20256 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20259 * c-tree.h (enum c_inline_static_type): New.
20260 (record_inline_static): Declare.
20261 * c-decl.c (struct c_inline_static, c_inline_statics,
20262 record_inline_static, check_inline_statics): New.
20263 (pop_file_scope): Call check_inline_statics.
20264 (start_decl): Call record_inline_static instead of pedwarning
20265 directly for static in inline function.
20266 * c-typeck.c (build_external_ref): Call record_inline_static
20267 instead of pedwarning directly for static referenced in inline
20270 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20272 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20273 not new but only being rescanned.
20274 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20275 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20276 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20277 record_set_info, compute_set, grealloc): Remove.
20278 (recompute_all_luids): New function.
20279 (gcse_main): Don't compute sets, and don't do related memory
20280 allocations/free-ing. If something changed before the end of the
20281 pass, update LUIDs using recompute_all_luids.
20282 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20283 (free_gcse_mem): Don't free it either.
20284 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20285 Use the df insn LUIDs.
20286 (load_killed_in_block): Likewise.
20287 (compute_hash_table_work): Don't compute reg_set_in_block.
20288 (compute_transp): Use DF_REG_DEF_CHAINs.
20289 (local_cprop_pass): Don't use compute_sets and related functions.
20290 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20291 Use get_max_uid() instead of max_cuid.
20292 (insert_insn_end_basic_block, pre_insert_copy_insn,
20293 update_ld_motion_stores): Don't try to
20294 keep reg_set tables up to date.
20295 (pre_insert_copies): Use df insn LUIDs.
20296 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20297 (reg_set_info): Don't use extra bitmap argument.
20298 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20299 information to compute regs_set_in_block.
20300 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20301 (bypass_jumps): Don't use compute_sets and friends.
20303 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20306 * opts.c (undocumented_msg): Do not leave blank even with
20309 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20311 * c-decl.c (build_enumerator): Allow values folding to integer
20312 constants but not integer constant expressions with a pedwarn if
20315 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20318 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20319 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20320 type is an integer constant.
20322 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20325 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20328 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20331 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20332 with variably modified return type and no storage class
20333 specifiers, except for the case of nested functions. Distinguish
20334 extern declarations of functions with variably modified return
20335 types from those of objects with variably modified types.
20337 2009-04-25 Jan Hubicka <jh@suse.cz>
20339 * tree.c (list_equal_p): New function.
20340 * tree.h (list_equal_p): Declare.
20341 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20342 basic_block_def, basic_block, const_basic_block): New.
20343 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20344 (redirect_eh_edge): New function.
20345 (make_eh_edge_update_phi): EH edges are not abnormal.
20346 * except.c: Include tree-flow.h.
20347 (list_match): New function.
20348 (eh_region_replaceable_by_p): New function.
20349 (replace_region): New function.
20350 (hash_type_list): New function.
20351 (hash_eh_region): New function.
20352 (eh_regions_equal_p): New function.
20353 (merge_peers): New function.
20354 (remove_unreachable_regions): Verify EH tree when checking;
20356 (copy_eh_region_1): New function.
20357 (copy_eh_region): New function.
20358 (push_reachable_handler): New function.
20359 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20360 regions without label but with live RESX.
20361 * except.h (redirect_eh_edge_to_label): New.
20362 * tree-flow.h (redirect_eh_edge): New.
20363 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20364 basic_block_def, basic_block, const_basic_block): Remove.
20365 * Makefile.in (except.o): Add dependency on tree-flow.h
20366 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20367 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20370 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20373 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20374 on the destination of memcpy.
20376 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20378 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20379 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20380 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20382 2009-04-25 Jan Hubicka <jh@suse.cz>
20384 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20385 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20386 to be reached by different label than left.
20387 (update_eh_edges): Update comment; remove edge_to_remove if possible
20388 and return true if suceeded.
20389 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20390 (cleanup_eh): Compute sharing map.
20391 * except.c (remove_eh_handler_and_replace): Add argument if we should
20393 (remove_unreachable_regions): Update for label sharing.
20394 (label_to_region_map): Likewise.
20395 (get_next_region_sharing_label): New function.
20396 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20398 (remove_eh_handler): Update.
20399 (remove_eh_region_and_replace_by_outer_of): New function.
20400 * except.h (struct eh_region): Add next_region_sharing_label.
20401 (remove_eh_region_and_replace_by_outer_of,
20402 get_next_region_sharing_label): Declare.
20403 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20405 2009-04-25 Jan Hubicka <jh@suse.cz>
20407 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20408 insert code even if they are not critical.
20410 2009-04-25 Jan Hubicka <jh@suse.cz>
20412 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20413 (gimple_can_remove_branch_p): EH edges won't remove branch by
20415 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20416 updating of non-abnormal EH edges.
20417 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20418 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20419 (split_critical_edges): Split also edges where emitting code on them
20420 will lead to splitting later.
20422 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20423 H.J. Lu <hongjiu.lu@intel.com>
20426 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20427 the configured assembler supports fildq and fistpq mnemonics.
20428 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20429 * configure: Regenerated.
20430 * config.in: Ditto.
20432 * config/i386/i386.c (print_operand): Handle 'Z'.
20433 ['z']: Remove handling of special fild/fist suffixes.
20434 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20435 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20436 suffix of fild insn.
20437 (*floatsi<mode>2_vector_mixed): Ditto.
20438 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20439 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20440 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20441 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20442 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20444 2009-04-25 Ben Elliston <bje@au.ibm.com>
20446 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20447 the source of a set operation.
20449 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20451 * target.h (struct gcc_target): Add case_values_threshold field.
20452 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20453 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20454 * targhooks.c (default_case_values_threshold): New function.
20455 * targhooks.h (default_case_values_threshold): Declare function.
20456 * stmt.c (expand_case): Use case_values_threshold target hook.
20457 * expr.h (case_values_threshold): Remove declartation.
20458 * expr.c (case_values_threshold): Remove function.
20459 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20461 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20462 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20463 (avr_case_values_threshold): Declare as static.
20464 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20466 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20467 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20468 (mn10300_case_values_threshold): New function.
20470 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20472 * ira.c (setup_cover_and_important_classes): Add enum cast.
20474 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20476 * genpreds.c (write_enum_constraint_num): Output definition of
20477 CONSTRAINT_NUM_DEFINED_P macro.
20478 * ira.c (setup_cover_and_important_classes): Use
20479 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20481 2009-04-24 DJ Delorie <dj@redhat.com>
20483 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20484 __SH2A_SINGLE_ONLY__ also.
20486 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20488 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20489 (movdf_internal): Ditto.
20490 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20491 SFmode and DFmode constants.
20492 (ia64_print_operand): Add 'G' format for printing
20493 floating point constants.
20495 2009-04-24 Richard Guenther <rguenther@suse.de>
20497 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20498 from unsigned additions.
20500 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20502 * c-typeck.c (set_init_index): Allow array designators that are
20503 not integer constant expressions with a pedwarn if pedantic.
20505 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20507 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20508 zero if no overlap in nonzero bits between the operands.
20510 2009-04-24 Ian Lance Taylor <iant@google.com>
20512 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20513 (record_dead_and_set_regs): Likewise.
20514 * df.h (struct df_mw_hardreg): Change flags field to int.
20515 (struct df_base_ref): Likewise.
20516 (struct df): Change changeable_flags field to int.
20517 * df-scan.c (df_defs_record): Change clobber_flags to int.
20518 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20519 constants rather than #define macros.
20520 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20521 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20522 (enum dwarf_calling_convention): Likewise.
20523 (enum dwarf_line_number_x_ops): Likewise.
20524 (enum dwarf_call_frame_info): Likewise.
20525 (enum dwarf_source_language): Likewise.
20526 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20527 (add_calling_convention_attribute): Likewise.
20528 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20529 (combine_comparisons): Change compcode to int. Add cast to enum type.
20530 * genrecog.c (maybe_both_true_2): Change c to int.
20531 (write_switch): Likewise. Add cast to enum type.
20532 * gimplify.c (gimplify_omp_for): Handle return values from
20533 gimplify_expr using MIN rather than bitwise or.
20534 (gimplify_expr): Add cast to enum type.
20535 * ipa-prop.c (update_jump_functions_after_inlining): Change
20536 IPA_BOTTOM to IPA_JF_UNKNOWN.
20537 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20538 Add casts to enum type.
20539 (setup_cover_and_important_classes): Change cl to int. Add casts
20541 (setup_class_translate): Change cl and mode to int.
20542 (ira_init_once): Change mode to int.
20543 (free_register_move_costs): Likewise.
20544 (setup_prohibited_mode_move_regs): Add casts to enum type.
20545 * langhooks.c (add_builtin_function_common): Rework assertion that
20546 value fits bitfield.
20547 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20548 * omega.c (omega_do_elimination): Avoid math on enum types.
20549 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20550 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20551 int local to handle integral_argment value.
20552 * regmove.c (try_auto_increment): Change PUT_MODE to
20554 * reload.c (push_secondary_reload): Add casts to enum type.
20555 (secondary_reload_class, find_valid_class): Likewise.
20556 * reload1.c (emit_input_reload_insns): Likewise.
20557 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20558 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20559 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20561 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20562 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20564 (expand_complex_libcall): Add casts to enum type.
20565 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20566 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20567 with ERROR_MARK, not NUM_TREE_CODES.
20568 (vect_create_epilog_for_reduction): Likewise.
20569 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20570 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20571 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20573 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20574 vect_unused_in_loop. Change 0 to loop_vect.
20575 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20576 * var-tracking.c (get_init_value): Change return type to enum
20578 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20579 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20581 (arm_override_options): Add casts to enum type.
20582 (arm_emit_tls_decoration): Likewise.
20583 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20585 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20586 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20587 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20589 * config/s390/s390.c (code_for_builtin_64): Change to array of
20591 (code_for_builtin_31): Likewise.
20592 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20594 * config/sparc/sparc.c (sparc_override_options): Change value
20595 field in struct code_model to enum cmodel. In initializer change
20596 0 to NULL and add cast to enum type.
20598 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20599 Change all callers. Issue a -Wc++-compat warning using
20600 lhs_origtype if necessary.
20601 (convert_for_assignment): Issue -Wc++-compat warnings about
20602 invalid conversions to enum type on assignment.
20603 * c-common.h (build_modify_expr): Update declaration.
20605 2009-04-24 Nick Clifton <nickc@redhat.com>
20607 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20608 (function_arg_advance): Likewise.
20609 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20612 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20614 * config/s390/constraints.md ('I', 'J'): Fix condition.
20616 2009-04-24 Diego Novillo <dnovillo@google.com>
20618 * gengtype-parse.c (parse_error): Add newline after message.
20620 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20622 * config/i386/sse.md (avxmodesuffixs): Removed.
20623 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20624 (*avx_pinsr<ssevecsize>): This.
20626 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20628 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20629 follow chains of regs with a single definition, and allow expressions
20630 that are function_invariant_p.
20631 (simple_rhs_p): Allow expressions that are function_invariant_p.
20633 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20635 PR middle-end/39867
20636 * fold-const.c (fold_cond_expr_with_comparison): When folding
20637 > and >= to MAX, make sure the MAX uses the same type as the
20638 comparison's operands.
20640 2009-04-24 Nick Clifton <nickc@redhat.com>
20642 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20643 addressing for DImode accesses.
20644 (frv_print_operand_address): Handle PLUS case.
20645 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20647 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20649 PR rtl-optimization/39794
20650 * alias.c (canon_true_dependence): Add x_addr argument.
20651 * rtl.h (canon_true_dependence): Adjust prototype.
20652 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20653 * cselib.c (cselib_invalidate_mem): Likewise.
20654 * gcse.c (compute_transp): Likewise.
20655 * dse.c (scan_reads_nospill): Likewise.
20656 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20657 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20658 canon_base_addr of the group, plus optional offset.
20659 (struct group_info): Rename canon_base_mem to
20661 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20662 canon_rtx of base_mem.
20664 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20666 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20667 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20669 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20671 * config/spu/spu-builtins.h: Delete file.
20673 * config/spu/spu.h (enum spu_builtin_type): Move here from
20675 (struct spu_builtin_description): Likewise. Add GTY marker.
20676 Do not use enum spu_function_code or enum insn_code.
20677 (spu_builtins): Add extern declaration.
20679 * config/spu/spu.c: Do not include "spu-builtins.h".
20680 (enum spu_function_code, enum spu_builtin_type_index,
20681 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20682 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20683 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20684 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20685 (spu_builtin_types): Make static. Add GTY marker.
20686 (spu_builtins): Add extern declaration with GTY marker.
20687 Include "gt-spu.h".
20689 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20690 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20691 Check programmatically whether all parameters are scalar.
20693 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20695 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20697 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20698 assignment from the constructor either if the target is volatile.
20700 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20702 * config/arm/arm.md (insv): Do not share operands[0].
20704 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20706 * config/vxlib-tls.c (active_tls_threads): Delete.
20707 (delete_hook_installed): New.
20708 (tls_delete_hook): Don't delete the delete hook.
20709 (tls_destructor): Delete it here.
20710 (__gthread_set_specific): Adjust installing the delete hook.
20711 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20712 __gthread_leave_tsd_dtor_context.
20714 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20716 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20718 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20720 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20722 (alpha_rtx_costs): Ditto.
20723 (emit_unlikely_jump): Use add_reg_note.
20724 (emit_frame_store_1): Ditto.
20725 (alpha_expand_prologue): Ditto.
20726 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20727 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20729 2009-04-23 Nick Clifton <nickc@redhat.com>
20731 * config/v850/v850.md (epilogue): Remove suppressed code.
20732 (return): Rename to return_simple and remove test of frame size.
20733 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20734 to gen_return_simple.
20736 2009-04-22 Jing Yu <jingyu@google.com>
20739 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20741 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20744 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20745 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20746 value is a VECTOR_CST, the element type is the element type of the
20749 2009-04-22 DJ Delorie <dj@redhat.com>
20751 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20753 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20755 * alias.c (find_base_term): Move around LO_SUM case, so that
20756 CONST falls through into PLUS/MINUS handling.
20759 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20760 into 0, use omit_one_operand.
20762 2009-04-23 Ben Elliston <bje@au.ibm.com>
20764 * config/rs6000/linux-unwind.h (get_regs): Remove type
20765 puns. Change the type of `pc' to an array of unsigned ints and
20766 update all users. Constify frame24.
20768 2009-04-22 DJ Delorie <dj@redhat.com>
20770 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20771 declarations before code.
20772 (current_function_special_page_vector): Likewise.
20773 (m32c_expand_insv): Silence a warning.
20775 2009-04-21 Taras Glek <tglek@mozilla.com>
20777 * alias.c: Update GTY annotations to new syntax.
20778 * basic-block.h: Likewise.
20779 * bitmap.h: Likewise.
20780 * c-common.h: Likewise.
20781 * c-decl.c: Likewise.
20782 * c-parser.c: Likewise.
20783 * c-pragma.c: Likewise.
20784 * c-tree.h: Likewise.
20785 * cfgloop.h: Likewise.
20786 * cgraph.h: Likewise.
20787 * config/alpha/alpha.c: Likewise.
20788 * config/arm/arm.h: Likewise.
20789 * config/avr/avr.h: Likewise.
20790 * config/bfin/bfin.c: Likewise.
20791 * config/cris/cris.c: Likewise.
20792 * config/darwin.c: Likewise.
20793 * config/frv/frv.c: Likewise.
20794 * config/i386/i386.c: Likewise.
20795 * config/i386/i386.h: Likewise.
20796 * config/i386/winnt.c: Likewise.
20797 * config/ia64/ia64.h: Likewise.
20798 * config/iq2000/iq2000.c: Likewise.
20799 * config/mips/mips.c: Likewise.
20800 * config/mmix/mmix.h: Likewise.
20801 * config/pa/pa.c: Likewise.
20802 * config/pa/pa.h: Likewise.
20803 * config/rs6000/rs6000.c: Likewise.
20804 * config/s390/s390.c: Likewise.
20805 * config/sparc/sparc.c: Likewise.
20806 * config/xtensa/xtensa.c: Likewise.
20807 * cselib.h: Likewise.
20808 * dbxout.c: Likewise.
20809 * dwarf2out.c: Likewise.
20810 * except.c: Likewise.
20811 * except.h: Likewise.
20812 * fixed-value.h: Likewise.
20813 * function.c: Likewise.
20814 * function.h: Likewise.
20815 * gimple.h: Likewise.
20816 * integrate.c: Likewise.
20817 * optabs.c: Likewise.
20818 * output.h: Likewise.
20819 * real.h: Likewise.
20821 * stringpool.c: Likewise.
20822 * tree-data-ref.c: Likewise.
20823 * tree-flow.h: Likewise.
20824 * tree-scalar-evolution.c: Likewise.
20825 * tree-ssa-address.c: Likewise.
20826 * tree-ssa-alias.h: Likewise.
20827 * tree-ssa-operands.h: Likewise.
20828 * tree.c: Likewise.
20829 * tree.h: Likewise.
20830 * varasm.c: Likewise.
20831 * varray.h: Likewise.
20833 * coretypes.h: Do not define GTY macro if it is already defined.
20834 * doc/gty.texi: Update GTY documentation to new syntax.
20835 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20836 annotations on structs.
20837 * gengtype-parse.c: Likewise.
20839 2009-04-22 Mark Heffernan <meheff@google.com>
20841 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20843 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20845 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20848 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20850 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20851 the same as a PLUS without a shift. Increase the cost of a
20854 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20856 * Makefile.in: Update dependencies.
20857 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20858 * errors.h: Remove bogus comment about compatibility.
20859 (warning): Update declaration.
20860 * genautomata.c: Update all calls to warning.
20861 * gimple.c: Do not include errors.h. Include toplev.h.
20862 * tree-ssa-structalias.c: Do not include errors.h.
20863 * omega.c: Likewise.
20864 * tree-ssa-reassoc.c: Likewise.
20865 * config/spu/spu-c.c: Likewise.
20866 * config/spu/t-spu-elf: Update dependencies.
20868 2009-04-22 Richard Guenther <rguenther@suse.de>
20870 PR tree-optimization/39824
20871 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20872 make sure the types are compatible.
20874 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20877 * c-common.c (c_parse_error): Take a token_flags parameter.
20878 Use token_type for the token type instead.
20879 Pass token_flags to cpp_type2name.
20880 * c-common.h (c_parse_error): Update declaration.
20881 * c-parser.c (c_parser_error): Pass 0 as token flags.
20883 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20885 PR rtl-optimization/39580
20886 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20888 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20890 * function.c (expand_function_end): Do not emit a jump to the "naked"
20891 return label for fall-through returns.
20892 * except.c (sjlj_emit_function_exit): Always place the call to the
20893 unregister function at the location installed by expand_function_end.
20895 2009-04-22 Richard Guenther <rguenther@suse.de>
20897 PR tree-optimization/39845
20898 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20899 (gen_inbound_check): Likewise.
20901 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20903 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20905 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20906 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20908 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20910 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20911 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20912 shift counts to avoid out-of-bounds array accesses.
20914 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20916 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20917 (Pmode): Move above.
20919 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20921 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20922 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20923 GET_CODE macro. Use IN_RANGE macro where appropriate.
20924 * config/alpha/alpha.h: Ditto.
20925 * config/alpha/alpha.md: Ditto.
20926 * config/alpha/constraints.md: Ditto.
20927 * config/alpha/predicates.md: Ditto.
20929 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20931 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20932 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20933 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20934 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20935 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20936 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20937 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20938 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20939 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20940 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20941 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20942 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20943 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20944 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20945 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20946 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20947 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20948 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20949 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20950 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20951 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20952 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20953 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20954 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20955 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20956 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20957 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20959 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20961 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20962 references from comments.
20963 * cfgbuild.c: (count_basic_blocks): Delete.
20964 (find_basic_blocks_1): Delete.
20965 (find_basic_blocks): Delete.
20966 * except.c (finish_eh_generation): Make static. Move comment from
20967 except.h here. Remove find_basic_blocks references from comments.
20968 * except.h (finish_eh_generation): Delete.
20969 * basic-block.h (find_basic_blocks): Delete.
20970 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20972 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20974 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20975 (sdbout_parms): Likewise.
20977 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20979 * config/sh/sh.c (prepare_cbranch_operands): Use
20980 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20981 (expand_cbranchdi4): Likewise.
20982 (from_compare): Add cast to enum type.
20983 (expand_cbranchsi4): Use add_reg_note.
20984 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20985 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20986 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20987 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20988 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20989 instead of CODE_FOR_nothing.
20990 (cbranchdi4): Likewise. Fix the order of arguments for
20992 (push_fpscr): Use add_reg_note.
20993 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20994 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20996 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20998 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20999 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21000 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21001 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21002 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21003 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21004 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21005 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21006 config/alpha/x-vms, config/arc/t-arc,
21007 config/arm/README-interworking, config/arm/arm-c.c,
21008 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21009 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21010 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21011 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21012 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21013 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21014 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21015 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21016 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21017 config/cris/t-elfmulti, config/crx/t-crx,
21018 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21019 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21020 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21021 config/h8300/t-h8300, config/i386/athlon.md,
21022 config/i386/darwin-libgcc.10.4.ver,
21023 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21024 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21025 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21026 config/i386/t-linux64, config/i386/t-nwld,
21027 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21028 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21029 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21030 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21031 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21032 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21033 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21034 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21035 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21036 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21037 config/m68k/t-uclinux, config/mcore/t-mcore,
21038 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21039 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21040 config/mips/crtn.asm, config/mips/irix-crti.asm,
21041 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21042 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21043 config/mips/mips-fixed.md, config/mips/sb1.md,
21044 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21045 config/mips/t-iris6, config/mips/t-isa3264,
21046 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21047 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21048 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21049 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21050 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21051 config/mn10300/t-linux, config/mn10300/t-mn10300,
21052 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21053 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21054 config/picochip/libgccExtras/clzsi2.asm,
21055 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21056 config/rs6000/darwin-libgcc.10.4.ver,
21057 config/rs6000/darwin-libgcc.10.5.ver,
21058 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21059 config/rs6000/t-aix43, config/rs6000/t-aix52,
21060 config/rs6000/t-darwin, config/rs6000/t-fprules,
21061 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21062 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21063 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21064 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21065 config/rs6000/t-rtems, config/rs6000/t-spe,
21066 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21067 config/score/t-score-elf, config/sh/divcost-analysis,
21068 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21069 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21070 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21071 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21072 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21073 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21074 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21075 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21076 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21077 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21078 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21079 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21080 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21081 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21082 * config/h8300/genmova.sh: Include copyright and license notices
21083 in generated output.
21084 * config/h8300/mova.md: Regenerate.
21085 * doc/install.texi2html: Include word "Copyright" in copyright
21086 notice and use name "Free Software Foundation, Inc.".
21087 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21088 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21089 ChangeLog-2007, ChangeLog-2008: Correct dates.
21091 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21093 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21094 NE_EXPR operations as well.
21095 * c-parser.c (c_parser_condition): Do not set location information on
21097 (c_parser_conditional_expression): Likewise.
21098 (c_parser_binary_expression): Set location information on operators.
21099 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21100 TRUTH_NOT_EXPR has been folded.
21101 * fold-const.c (fold_truth_not_expr): Copy location information from
21102 the incoming expression to the outgoing one.
21103 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21104 recursive calls on the LHS of the operator but pass that of the
21105 operator to recursive calls on the RHS of the operator. Set it
21107 (shortcut_cond_expr): Set the locus of the operator on the second
21108 COND_EXPR and that of the expression on the first in degenerate cases.
21109 Pass the locus of the expression to calls to shortcut_cond_r.
21110 Set the locus of the 'then' block on the associated jump, if any.
21111 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21112 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21113 expression to call to gimplify_boolean_expr.
21115 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21117 * config.gcc: Add additional configuration for
21118 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21119 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21120 (CPP_SPEC): Redefine for allowing -municode option.
21121 (STARTFILE_SPEC): Likewise.
21122 * config/i386/t-mingw-w64: New.
21123 * config/i386/mingw-w64.opt: New.
21124 (municode): Add new target option.
21125 * doc/invoke.texi (municode): Add documentation for new option.
21127 2009-04-21 Ian Lance Taylor <iant@google.com>
21129 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21130 Correct test for number of arguments.
21131 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21133 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21135 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21136 argument of emit_library_call.
21138 2009-04-21 Richard Guenther <rguenther@suse.de>
21140 PR middle-end/39829
21141 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21142 inside VIEW_CONVERT_EXPRs.
21144 2009-04-21 Martin Jambor <mjambor@suse.cz>
21146 * tree-switch-conversion.c (build_constructors): Split a long line.
21147 (constructor_contains_same_values_p): New function.
21148 (build_one_array): Create assigns of constants if possible, do not
21149 call mark_sym_for_renaming, call update_stmt.
21150 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21151 make_rename_temp. Do not call mark_symbols_for_renaming, call
21153 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21154 find_new_referenced_vars, call update_stmt.
21155 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21156 instead of calling make_rename_temp. Do not call
21157 find_new_referenced_vars or mark_symbols_for_renaming, call
21160 2009-04-21 Richard Guenther <rguenther@suse.de>
21162 PR tree-optimization/39827
21163 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21164 (tree_ssa_phiprop): Pass the correct array size.
21166 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21168 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21170 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21173 * c-typeck.c (lvalue_p): Move declaration ...
21174 * c-common.h (lvalue_p): ... to here.
21175 * c-common.c (candidate_equal_p): New.
21176 (add_tlist): Use it.
21177 (merge_tlist): Use it.
21178 (warn_for_collisions_1): Likewise.
21179 (warning_candidate_p): Accept more candidates.
21180 (verify_tree): A warning candidate can be an expression. Use
21183 2009-04-21 Ben Elliston <bje@au.ibm.com>
21186 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21187 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21188 options. Remove -mcall-solaris documentation.
21190 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21193 * doc/invoke.texi (-Wlong-long): Update description.
21194 * c-lex (interpret_integer): Only warn if there was no previous
21195 overflow and -Wlong-long is enabled.
21196 * c-decl.c (declspecs_add_type): Drop redundant flags.
21197 * c.opt (Wlong-long): Init to -1.
21198 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21199 and front-end warn_long_long. Wlong-long only depends on other
21200 flags if it is uninitialized.
21201 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21202 the same for CPP and FE.
21203 (restore_extension_diagnostics): Likewise.
21205 2009-04-20 Ian Lance Taylor <iant@google.com>
21207 Fix enum conversions which are invalid in C++:
21208 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21209 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21210 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21211 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21212 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21213 (dbxout_parms): Likewise.
21214 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21215 (df_clear_flags): Likewise.
21216 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21217 top_flag parameter to int.
21218 (df_chain_create_bb_process_use): Likewise.
21219 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21221 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21222 (df_ref_create_structure, df_def_record_1): Likewise.
21223 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21224 (df_notes_rescan): Change 0 to VOIDmode in function call.
21225 (df_get_call_refs, df_insn_refs_collect): Likewise.
21226 (df_bb_regs_collect): Likewise.
21227 (df_entry_block_defs_collect): Likewise.
21228 (df_exit_block_uses_collect): Likewise.
21229 * df.h: Update declarations.
21230 * double-int.c (double_int_divmod): Add cast to enum type.
21231 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21232 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21233 (based_loc_descr): Likewise.
21234 (loc_descriptor_from_tree_1): Change first_op and second_op to
21235 enum dwarf_location_atom. Add cast to enum type.
21236 * expmed.c (init_expmed): Change 0 to SET in function call.
21237 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21238 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21239 (do_store_flag): Likewise.
21240 * fixed-value.h (struct fixed_value): Change mode to enum
21242 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21243 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21245 (insert_insn_decl, insert_decl, insert_state): Likewise.
21246 (automata_list_finish): Likewise.
21247 * genrecog.c (process_define_predicate): Add cast to enum type.
21248 * gensupport.c (init_predicate_table): Add cast to enum type.
21249 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21251 (gimple_build_call_1, gimple_build_label): Likewise.
21252 (gimple_build_goto, gimple_build_asm_1): Likewise.
21253 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21254 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21255 (enum fallback): Rename from enum fallback_t.
21256 (fallback_t): Typedef as int.
21257 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21258 GSI_SAME_STMT in function call.
21259 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21261 (setup_reg_class_relations): Likewise.
21262 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21263 (setup_prohibited_class_mode_regs): Add cast to enum type.
21264 (setup_prohibited_mode_move_regs): Likewise.
21265 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21266 (record_address_regs): Change i to enum reg_class.
21267 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21268 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21269 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21270 (GET_MODE_2XWIDER_MODE): Likewise.
21271 (GET_CLASS_NARROWEST_MODE): Likewise.
21272 * omp-low.c (expand_omp_for): Add cast to enum type.
21273 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21274 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21275 * postreload.c (reload_cse_simplify_operands): Change rclass local
21277 * predict.c (combine_predictions_for_insn): Change best_predictor
21278 and predictor to enum br_predictor.
21279 (combine_predictions_for_bb): Likewise.
21280 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21281 use SET_PREDICT_EXPR_OUTCOME.
21282 * real.c (real_arithmetic): Change icode to code in function call.
21283 * reginfo.c (init_move_cost): Add casts to enum type.
21284 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21285 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21287 * reload.c (find_valid_class): Add casts to enum type.
21288 (push_reload): Change 0 to NO_REGS in function call.
21289 (find_reloads): Change this_alternative to array of enum
21290 reg_class. Remove some now-unnecessary casts.
21291 (make_memloc): Change 0 to VOIDmode in function call.
21292 * reload1.c (reload): Change 0 to VOIDmode in function call.
21293 (eliminate_regs_1, elimination_effects): Likewise.
21294 (eliminate_regs_in_insn): Likewise.
21295 (emit_input_reload_insns): Add cast to enum type.
21296 (delete_output_reload): Change 0 to VOIDmode in function call.
21297 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21298 to enum type in function call.
21299 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21300 (SET_PREDICT_EXPR_OUTCOME): Define.
21301 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21302 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21303 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21304 (dump_function): Likewise.
21305 * tree-dump.h: Update declarations.
21306 * tree-pass.h: Update declarations.
21307 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21308 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21310 (arm_rtx_costs_1): Correct parenthesization.
21311 (arm_rtx_costs): Add casts to enum type.
21312 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21313 (vfp_emit_fstmd): Use add_rg_note.
21314 (emit_multi_reg_push, emit_sfm): Likewise.
21315 (thumb_set_frame_pointer): Likewise.
21316 (arm_expand_prologue): Likewise.
21317 (arm_regno_class): Change return type to enum reg_class.
21318 (thumb1_expand_prologue): Use add_reg_note.
21319 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21320 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21322 * config/arm/gentune.sh: Add cast to enum type.
21323 * config/arm/arm-tune.md: Rebuild.
21324 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21325 (ix86_split_fp_branch, predict_jump): Likewise.
21326 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21327 insn_code to enum rtx_code.
21328 (ix86_builtin_vectorized_function): Add cast to enum type.
21329 * config/i386/i386.md (truncdfsf2): Change slot to enum
21331 (truncxf<mode>2, isinf<mode>2): Likewise.
21332 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21334 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21335 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21336 (insert_bundle_state): Change 1 to INSERT in function call.
21337 (ia64_add_bundle_selector_before): Likewise.
21338 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21339 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21340 (restore_stack_nonlocal): Likewise.
21341 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21343 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21345 (mips_rtx_costs): Likewise.
21346 (mips_override_options): Add casts to enum type.
21347 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21349 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21350 (store_reg, set_reg_plus_d): Likewise.
21351 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21352 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21354 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21356 (emit_unlikely_jump): Use add_reg_note.
21357 (rs6000_emit_allocate_stack): Likewise.
21358 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21359 (output_toc): Change 1 to INSERT in function call.
21360 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21361 (rs6000_initialize_trampoline): Likewise.
21362 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21364 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21365 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21366 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21367 (save_gprs): Use add_reg_note.
21368 (s390_emit_prologue): Likewise.
21369 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21370 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21371 (sparc_fold_builtin): Add cast to enum type.
21372 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21374 (spu_expand_prologue): Use add_reg_note.
21375 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21377 2009-04-20 Ian Lance Taylor <iant@google.com>
21379 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21380 (c_parser_postfix_expression_after_primary): Get VEC for list of
21381 arguments. Get original types of arguments. Call
21382 build_function_call_vec.
21383 (cached_expr_list_1, cached_expr_list_2): New static variables.
21384 (c_parser_expr_list): Change return type to VEC *. Add
21385 p_orig_types parameter. Change all callers.
21386 (c_parser_release_expr): New static function.
21387 (c_parser_vec_to_tree_list): New static function.
21388 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21389 call build_function_call_vec.
21390 (build_function_call_vec): New function, based on old
21391 build_function_call.
21392 (convert_arguments): Remove nargs and argarray parameters. Change
21393 values to a VEC. Add origtypes parameter.
21394 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21395 (convert_for_assignment): Add origtype parameter. Change all
21396 callers. If warn_cxx_compat, check for conversion to an enum
21397 type when calling a function.
21398 (store_init_value): Add origtype parameter. Change all callers.
21399 (digest_init): Likewise.
21400 (struct init_node): Add origtype field.
21401 (add_pending_init): Add origtype parameter. Change all callers.
21402 (output_init_element): Likewise.
21403 (output_pending_init_elements): Pass origtype from init_node to
21404 output_init_element.
21405 (process_init_element): Pass origtype from c_expr to
21406 output_init_element.
21407 (c_finish_return): Add origtype parameter. Change all callers.
21408 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21410 (sync_resolve_params): Likewise.
21411 (sync_resolve_return): Change params to first_param. Change caller.
21412 (resolve_overloaded_builtins): Change params to VEC *. Change
21413 callers. Save first parameter around call to build_function_call_vec.
21414 * c-decl.c (finish_decl): Add origtype parameter. Change all
21415 callers. Call build_function_call_vec rather than
21416 build_function_call for cleanup.
21417 * c-tree.h: Update declarations.
21418 * c-common.h: Update declarations.
21419 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21420 params to first_param.
21421 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21422 params parameter from tree to void *.
21423 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21424 Change arglist parameter to have type void *, and to be a pointer
21426 * config/rs6000/rs6000-protos.h
21427 (altivec_resolve_overloaded_builtin): Update declaration.
21428 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21429 fnargs parameter to have type void *, and to be a pointer to a
21430 VEC. Call build_function_call_vec instead of
21431 build_function_call.
21432 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21434 2009-04-20 Joey Ye <joey.ye@intel.com>
21435 Xuepeng Guo <xuepeng.guo@intel.com>
21436 H.J. Lu <hongjiu.lu@intel.com>
21438 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21440 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21441 (IX86_LEA_PRIORITY): Likewise.
21442 (distance_non_agu_define): New function.
21443 (distance_agu_use): Likewise.
21444 (ix86_lea_for_add_ok): Likewise.
21445 (ix86_dep_by_shift_count): Likewise.
21447 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21448 should split for LEA.
21450 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21452 (ix86_dep_by_shift_count): Likewise.
21454 2009-04-20 Richard Guenther <rguenther@suse.de>
21456 * expr.c (handled_component_p): Move ...
21457 * tree.h (handled_component_p): ... here.
21458 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21459 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21460 and REALPART_EXPR to be in one group.
21462 2009-04-20 Richard Guenther <rguenther@suse.de>
21464 * basic-block.h (get_all_dominated_blocks): Declare.
21465 * dominance.c (get_all_dominated_blocks): New function.
21466 * tree-cfg.c (get_all_dominated_blocks): Remove.
21467 (remove_edge_and_dominated_blocks): Adjust.
21468 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21469 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21470 instead of recursing.
21472 2009-04-20 Doug Kwan <dougkwan@google.com>
21474 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21475 (struct cgraph_node_set_def): New type.
21476 (cgraph_node_set) New type. Also declare vector functions.
21477 (struct cgraph_node_set_element_def): New type.
21478 (cgraph_node_set_element): Ditto.
21479 (cgraph_node_set_iterator): New iterator type.
21480 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21481 cgraph_node_set_remove, dump_cgraph_node_set,
21482 debug_cgraph_node_set): New prototypes.
21483 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21484 cgraph_node_set_size): New inlines.
21485 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21486 including cgraph.h.
21487 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21488 argument to function 'write_summary'.
21489 * ipa.c: Include ggc.h.
21490 (hash_cgraph_node_set_element,
21491 eq_cgraph_node_set_element, cgraph_node_set_new,
21492 cgraph_node_set_add, cgraph_node_set_remove,
21493 cgraph_node_set_find, dump_cgraph_node_set,
21494 debug_cgraph_node_set): New functions.
21495 * Makefile.in (ipa.o): Add dependency on GGC_H.
21497 2009-04-20 Ira Rosen <irar@il.ibm.com>
21499 PR tree-optimization/39675
21500 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21501 check of the return code of vect_schedule_slp. Check that
21502 stmt_vec_info still exists for the statement, before checking its
21503 vectorization type.
21505 2009-04-20 Michael Matz <matz@suse.de>
21507 * Makefile.in (generated_files): Take out $(simple_generated_c).
21509 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21511 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21512 (UINTPTR_TYPE): Likewise.
21514 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21517 * c-typeck.c (digest_init): Check for initializing an array with a
21520 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21523 * c-semantics.c (pop_stmt_list): Propagate
21524 STATEMENT_LIST_HAS_LABEL to parent statement list.
21526 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21528 * config/mips/mips.h (mips_tune_attr): New macro.
21529 * config/mips/mips.md (cpu): Use it.
21531 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21534 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21537 2009-04-19 Diego Novillo <dnovillo@google.com>
21539 * toplev.c (compile_file): Move call to coverage_finish ...
21540 * cgraphunit.c (ipa_passes): ... here.
21541 Call cgraph_process_new_functions.
21542 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21543 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21545 2009-04-19 Jan Hubicka <jh@suse.cz>
21547 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21549 (dump_cgraph_node): Dump can throw external flag.
21550 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21552 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21556 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21557 * common.opt (Wlogical-op): Move from here...
21558 * c.opt (Wlogical-op): ... to here.
21559 * c-typeck.c (parser_build_binary_op): Update call to
21560 warn_logical_operator.
21561 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21563 * c-common.c (warn_logical_op): Update.
21564 * c-common.h (warn_logical_op): Update declaration.
21566 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21568 * tree.c (protected_set_expr_location): Fix formatting.
21570 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21573 * c-typeck.c (readonly_warning): new.
21574 (build_unary_op, build_modify_expr): Use readonly_warning for
21575 storing into something readonly but not const-qualified.
21577 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21580 * c-typeck.c (build_unary_op): Check for taking address of
21581 expression of type void.
21583 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21586 * c-typeck.c (build_function_call): Check for calling a function
21587 with qualified void return types. Call require_complete_type when
21590 2009-04-18 Jan Hubicka <jh@suse.cz>
21592 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21594 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21595 can_throw_external flag.
21596 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21597 * ipa-pure-const.c (ignore_edge): New function.
21598 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21599 only over can_throw_external edges.
21600 (local_pure_const): Add nothrow flag.
21601 * ipa-utils.c (searchc): Add ignore_edge callback.
21602 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21603 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21604 (set_nothrow_function_flags): Update cgraph.
21605 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21607 2009-04-18 Richard Guenther <rguenther@suse.de>
21609 PR middle-end/39804
21610 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21611 (fold_stmt): ... this and ...
21612 (fold_stmt_inplace): ... this.
21613 (fold_stmt_1): Fold references in calls and asms.
21614 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21616 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21618 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21619 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21621 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21623 * tree.c (function_args_count): Remove.
21624 * tree.h: Remove the prototype for function_args_count.
21626 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21628 * tree-iterator.c (expr_only): Remove.
21629 * tree.h: Remove the prototype for expr_only.
21631 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21633 * reginfo.c (cannot_change_mode_set_regs): Remove.
21634 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21636 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21638 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21639 whether operands 0 and 1 overlaps.
21641 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21643 PR middle-end/36902
21644 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21645 pointer. Use warning_at instead of warning.
21646 (search_for_addr_array): Likewise.
21647 (check_array_bounds): Likewise.
21648 (check_all_array_refs): Check that the incoming edge is not in the
21649 list of edges to be removed.
21650 (check_all_array_refs): Avoid the temporal pointer.
21651 (vrp_visit_cond_stmt): Fix typo.
21652 (simplify_switch_using_ranges): Handle the case where the switch
21653 index is an integer constant.
21655 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21657 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21659 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21661 * doc/extend.texi, doc/invoke.texi: Fix typos.
21663 2009-04-17 Cary Coutant <ccoutant@google.com>
21665 * tree-flow-inline.h (get_lineno): Fix inverted test.
21667 2009-04-17 Diego Novillo <dnovillo@google.com>
21669 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21670 assertion for AVAIL_OUT.
21672 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21675 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21676 * config/sh/linux-atomic.asm: Likewise.
21678 2009-04-17 Diego Novillo <dnovillo@google.com>
21680 * except.c (debug_eh_tree): New.
21681 (struct eh_region, struct eh_status): Move ...
21682 * except.h: ... here.
21683 (add_type_for_runtime): Declare extern.
21684 (lookup_type_for_runtime): Likewise.
21685 (debug_eh_tree): Declare.
21686 * Makefile.in (GTFILES): List except.h before except.c
21688 2009-04-17 Diego Novillo <dnovillo@google.com>
21690 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21691 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21692 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21693 (find_vars_r): ... here.
21694 * tree-flow.h (find_referenced_vars_in): Declare.
21695 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21696 that AVAIL_OUT exists for BLOCK.
21697 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21698 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21699 (tree-parloops.o): Likewise.
21701 2009-04-17 Simon Baldwin <simonb@google.com>
21703 * toplev.c (default_tree_printer): Add handling for %E format.
21705 2009-04-17 Diego Novillo <dnovillo@google.com>
21707 * tree-pretty-print.c (dump_generic_node): Add break after
21708 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21709 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21710 FUNCTION_TYPE together. Call print_struct_decl when printing
21711 structures and TDF_SLIM is not given.
21712 (print_struct_decl): Fix logic for detecting recursion.
21714 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21717 * gcc.c (create_at_file): New.
21718 (compile_input_file_p): New.
21719 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21720 * main.c (main): Update call to toplev_main.
21721 * toplev.c (toplev_main): Change signature. Call expandargv.
21722 * toplev.h (toplev_main): Change signature.
21724 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21726 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21727 if the latter is not constant.
21729 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21731 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21733 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21735 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21736 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21738 2009-04-17 Richard Guenther <rguenther@suse.de>
21740 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21741 Handle component references view-converting an invariant address.
21743 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21745 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21746 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21747 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21748 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21749 Use @deftypevr rather than @deftypevar.
21751 2009-04-17 Richard Guenther <rguenther@suse.de>
21753 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21754 (get_prop_source_stmt): Likewise.
21755 (can_propagate_from): Likewise.
21757 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21759 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21760 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21761 (--with-multilib-list): Add default value.
21762 * configure: Regenerate.
21763 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21764 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21765 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21766 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21767 Don't add default cpu to multilib list unnecessarily, but do enable
21768 the relevant compiler option..
21769 Add support for --with-multilib-list=<blank> and
21770 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21771 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21772 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21773 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21774 TM_MULTILIB_CONFIG.
21775 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21776 (MULTILIB_OSDIRNAMES): New variable.
21777 * config/sh/t-1e: Delete file.
21778 * config/sh/t-mlib-sh1: Delete file.
21779 * config/sh/t-mlib-sh2: Delete file.
21780 * config/sh/t-mlib-sh2a: Delete file.
21781 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21782 * config/sh/t-mlib-sh2a-single: Delete file.
21783 * config/sh/t-mlib-sh2a-single-only: Delete file.
21784 * config/sh/t-mlib-sh2e: Delete file.
21785 * config/sh/t-mlib-sh3e: Delete file.
21786 * config/sh/t-mlib-sh4: Delete file.
21787 * config/sh/t-mlib-sh4-nofpu: Delete file.
21788 * config/sh/t-mlib-sh4-single: Delete file.
21789 * config/sh/t-mlib-sh4-single-only: Delete file.
21790 * config/sh/t-mlib-sh4a: Delete file.
21791 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21792 * config/sh/t-mlib-sh4a-single: Delete file.
21793 * config/sh/t-mlib-sh4a-single-only: Delete file.
21794 * config/sh/t-mlib-sh4al: Delete file.
21795 * config/sh/t-mlib-sh5-32media: Delete file.
21796 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21797 * config/sh/t-mlib-sh5-64media: Delete file.
21798 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21799 * config/sh/t-mlib-sh5-compact: Delete file.
21800 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21801 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21802 * doc/install.texi (Options specification): Add
21803 --with-multilib-list and --with-endian.
21805 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21807 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21809 (OBJS-common): Add plugin-version.o.
21810 (plugin-version.o): New.
21811 * gcc-plugin.h (plugin_gcc_version): New.
21812 (plugin_default_version_check): New.
21813 (plugin_init_func, plugin_init): Add version argument.
21814 * plugin-version.c: New.
21815 * plugin.c (str_plugin_gcc_version_name): New.
21816 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21817 pass it to the init function.
21818 (plugin_default_version_check): New.
21820 2009-04-17 Richard Guenther <rguenther@suse.de>
21822 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21823 for decl-vs-decl disambiguation.
21825 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21827 * config/s390/s390.h (s390_tune_attr): New macro definition.
21828 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21830 2009-04-17 Richard Guenther <rguenther@suse.de>
21832 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21833 (fold_stmt_r): Likewise.
21834 (maybe_fold_reference): New function.
21835 (fold_gimple_assign): Handle cases fold_stmt_r did.
21836 (fold_stmt): Do not use fold_stmt_r.
21837 (fold_stmt_inplace): Likewise.
21839 2009-04-17 Richard Guenther <rguenther@suse.de>
21841 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21842 (record_equivalences_from_stmt): Remove useless checks and
21844 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21845 the type is already suitable.
21847 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21849 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21851 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21853 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21854 (CMPtype): Define as __gcc_CMPtype.
21856 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21858 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21859 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21861 2009-04-17 Richard Guenther <rguenther@suse.de>
21863 PR tree-optimization/39746
21864 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21865 special-casing for builtins and static variable use/def.
21866 (call_may_clobber_ref_p_1): Likewise.
21868 2009-04-16 Ian Lance Taylor <iant@google.com>
21870 * df.h: Include "timevar.h".
21871 (struct df_problem): Change tv_id field to timevar_id_t.
21872 * tree-pass.h: Include "timevar.h".
21873 (struct opt_pass): Change tv_id field to timevar_id_t.
21874 * timevar.h (timevar_id_t): Define TV_NONE.
21875 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21876 TV_NONE rather than tv_id != 0.
21877 (execute_one_pass): Likewise.
21878 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21879 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21880 dependencies to $(TREE_PASS_H).
21881 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21883 (pass_branch_target_load_optimize2): Likewise.
21884 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21885 (pass_outof_cfg_layout_mode): Likewise.
21886 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21887 (pass_rebuild_cgraph_edges): Likewise.
21888 (pass_remove_cgraph_callee_edges): Likewise.
21889 * df-core.c (pass_df_initialize_opt): Likewise.
21890 (pass_df_initialize_no_opt): Likewise.
21891 (pass_df_finish): Likewise.
21892 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21893 * except.c (pass_set_nothrow_function_flags): Likewise.
21894 (pass_convert_to_eh_region_ranges): Likewise.
21895 * final.c (pass_compute_alignments): Likewise.
21896 * function.c (pass_instantiate_virtual_regs): Likewise.
21897 (pass_init_function): Likewise.
21898 (pass_leaf_regs): Likewise.
21899 (pass_match_asm_constraints): Likewise.
21900 * gimple-low.c (pass_lower_cf): Likewise.
21901 (pass_mark_used_blocks): Likewise.
21902 * init-regs.c (pass_initialize_regs): Likewise.
21903 * integrate.c (pass_initial_value_sets): Likewise.
21904 * ira.c (pass_ira): Likewise.
21905 * jump.c (pass_cleanup_barriers): Likewise.
21906 * omp-low.c (pass_expand_omp): Likewise.
21907 (pass_lower_omp): Likewise.
21908 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21909 * recog.c (pass_split_all_insns): Likewise.
21910 (pass_split_after_reload): Likewise.
21911 (pass_split_before_regstack): Likewise.
21912 (pass_split_before_sched2): Likewise.
21913 (pass_split_for_shorten_branches): Likewise.
21914 * reginfo.c (pass_reginfo_init): Likewise.
21915 (pass_subregs_of_mode_init): Likewise.
21916 (pass_subregs_of_mode_finish): Likewise.
21917 * passes.c (pass_postreload): Likewise.
21918 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21919 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21920 (pass_warn_function_return): Likewise.
21921 (pass_warn_function_noreturn): Likewise.
21922 * tree-complex.c (pass_lower_complex): Likewise.
21923 (pass_lower_complex_O0): Likewise.
21924 * tree-if-conv.c (pass_if_conversion): Likewise.
21925 * tree-into-ssa.c (pass_build_ssa): Likewise.
21926 * tree-mudflap.c (pass_mudflap_1): Likewise.
21927 (pass_mudflap_2): Likewise.
21928 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21929 (pass_mudflap_2): Likewise.
21930 * tree-nrv.c (pass_return_slot): Likewise.
21931 * tree-object-size.c (pass_object_sizes): Likewise.
21932 * tree-optimize.c (pass_all_optimizations): Likewise.
21933 (pass_early_local_passes): Likewise.
21934 (pass_all_early_optimizations): Likewise.
21935 (pass_cleanup_cfg): Likewise.
21936 (pass_cleanup_cfg_post_optimizing): Likewise.
21937 (pass_free_datastructures): Likewise.
21938 (pass_free_cfg_annotations): Likewise.
21939 (pass_fixup_cfg): Likewise.
21940 (pass_init_datastructures): Likewise.
21941 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21942 (pass_late_warn_uninitialized): Likewise.
21943 (pass_update_address_taken): Likewise.
21944 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21945 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21946 (pass_cse_sincos): Likewise.
21947 (pass_convert_to_rsqrt): Likewise.
21948 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21949 * tree-stdarg.c (pass_stdarg): Likewise.
21950 * tree-tailcall.c (pass_tail_recursion): Likewise.
21951 (pass_tail_calls): Likewise.
21952 * tree-vect-generic.c (pass_lower_vector): Likewise.
21953 (pass_lower_vector_ssa): Likewise.
21954 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21956 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21958 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21960 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21962 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21963 logical and signext.
21965 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21968 * config/sh/predicates.md (arith_operand): Check if the operand
21969 of TRUNCATE is a REG.
21971 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21973 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21974 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21976 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21978 * tree-iterator.c (tsi_split_statement_list_after,
21979 tsi_split_statement_list_before): Remove.
21980 * tree-iterator.h: Remove the prototypes for
21981 tsi_split_statement_list_after and tsi_split_statement_list_before.
21983 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21985 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21986 * tree-ssa-propagate.h: Remove the prototype for
21987 stmt_makes_single_load.
21989 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21991 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21992 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21994 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21996 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21998 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22000 * except.c (eh_region_outer_p): Remove.
22001 * except.h: Remove the prototype for eh_region_outer_p.
22003 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22005 * function.c (current_function_assembler_name): Remove.
22006 * function.h: Remove the prototype for
22007 current_function_assembler_name.
22009 2009-04-16 Ian Lance Taylor <iant@google.com>
22011 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22012 (add_reg_note): Call alloc_reg_note.
22013 * rtl.h (alloc_reg_note): Declare.
22014 * combine.c (try_combine): Use alloc_reg_note.
22015 (recog_for_combine, move_deaths): Likewise.
22016 (distribute_notes): Use alloc_reg_note and add_reg_note.
22017 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22018 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22019 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22021 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22023 PR rtl-optimization/39762
22024 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22025 ira_may_move_out_cost): Add comments about way of their usage.
22026 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22028 * ira-conflicts.c (process_regs_for_copy): Use function
22029 ira_get_register_move_cost instead of global
22030 ira_register_move_cost.
22032 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22033 color_pass, move_spill_restore, update_curr_costs): Ditto.
22035 * ira-lives.c (process_single_reg_class_operands): Ditto.
22037 * ira-emit.c (emit_move_list): Ditto.
22039 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22040 (record_reg_classes): Ditto. Use functions
22041 ira_get_register_move_cost and ira_get_may_move_cost instead of
22042 global vars ira_register_move_cost, ira_may_move_out_cost and
22043 ira_may_move_in_cost.
22044 (record_address_regs): Don't call ira_init_register_move_cost.
22045 Use function ira_get_may_move_cost instead of global
22046 ira_may_move_in_cost.
22047 (process_bb_node_for_hard_reg_moves): Use function
22048 ira_get_register_move_cost instead of global ira_register_move_cost.
22049 (ira_costs): Don't call ira_init_register_move_cost.
22051 2009-04-16 Richard Guenther <rguenther@suse.de>
22053 * tree-cfg.c (verify_gimple_assign_binary):
22054 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22055 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22056 (create_general_new_stmt): Note that this function is broken.
22058 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22060 * common.opt (fhelp): Add Var(help_flag).
22061 * gcc-plugin.h (plugin_info): Add help.
22062 * plugin.c (plugin_name_args): Add help.
22063 (register_plugin_info): Set plugin->help.
22064 (print_help_one_plugin): New.
22065 (print_plugins_help): New.
22066 * plugin.h (print_plugins_help): New.
22067 * toplev.c (toplev_main): Call print_plugins_help if needed.
22069 2009-04-16 Richard Guenther <rguenther@suse.de>
22071 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22072 (gimple_ior_addresses_taken_1): New function.
22073 (gimple_ior_addresses_taken): Likewise.
22074 * gimple.h (struct gimple_statement_with_ops_base): Remove
22075 addresses_taken member.
22076 (gimple_ior_addresses_taken): Declare.
22077 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22078 gimple_set_addresses_taken): Remove.
22079 * ipa-reference.c (mark_address): New function.
22080 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22081 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22082 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22083 (gimple_add_to_addresses_taken): Remove.
22084 (get_tmr_operands): Call mark_address_taken.
22085 (get_asm_expr_operands): Likewise.
22086 (get_expr_operands): Likewise.
22087 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22088 (free_stmt_operands): Do not free it.
22089 * tree-ssa.c (delete_tree_ssa): Likewise.
22090 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22092 2009-04-16 Richard Guenther <rguenther@suse.de>
22094 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22095 (walk_stmt_load_store_ops): Likewise.
22096 * gimple.c (get_base_loadstore): New function.
22097 (walk_stmt_load_store_addr_ops): Likewise.
22098 (walk_stmt_load_store_ops): Likewise.
22099 * ipa-pure-const.c (check_op): Simplify.
22100 (check_load, check_store): New functions.
22101 (check_stmt): Use walk_stmt_load_store_ops.
22102 * ipa-reference.c (mark_load): Adjust signature.
22103 (mark_store): Likewise.
22104 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22106 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22108 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22109 (plugin_info): New.
22110 * opts.c (common_handle_option): Don't call print_version.
22111 * plugin.c (plugin_name_args): Add version.
22112 (register_plugin_info): New.
22113 (register_callback): Handle PLUGIN_INFO.
22114 (try_init_one_plugin): New.
22115 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22117 (finalize_one_plugin): New.
22118 (finalize_plugins): New.
22119 (print_one_plugin): New.
22120 (print_plugins_versions): New.
22121 * plugin.h (print_plugins_versions): New.
22122 (finalize_plugins): New.
22123 * toplev.c (compile_file): Don't call initialize_plugins.
22124 (print_version): Call print_plugins_versions.
22125 (toplev_main): Call initialize_plugins. Print version if needed.
22126 Call finalize_plugins.
22128 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22130 * common.opt (fversion): New.
22131 * gcc.c (print_version): New.
22132 (process_command): Don't print the version. Just set print_version.
22133 (main): Print version. Call subprocesses if print_version and
22134 verbose_flag are set.
22135 * opts.c (common_handle_option): Handle OPT_fversion.
22137 2009-04-16 Richard Guenther <rguenther@suse.de>
22138 Ira Rosen <irar@il.ibm.com>
22140 PR tree-optimization/39698
22141 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22142 type of the reduction variable. Only generate the def if
22145 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22146 make sure to first convert to an integer of the same precision.
22147 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22148 the type of the evolution correctly in computing the new
22149 induction variable base.
22151 2009-04-16 Richard Guenther <rguenther@suse.de>
22153 PR middle-end/39625
22154 * tree-cfg.c (make_blocks): Split statements with to-be
22155 abnormal SSA names on the lhs.
22157 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22159 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22160 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22161 * c-typeck.c (really_start_incremental_init): Likewise.
22162 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22163 (TARGET_INITIALIZER): Remove it.
22164 * target.h (struct target): Remove vector_opaque_p.
22165 * tree.c (build_opaque_vector_type): New.
22166 * tree.h (TYPE_VECTOR_OPAQUE): New.
22167 (build_opaque_vector_type): Declare.
22168 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22169 * config/rs6000/rs6000.c (build_opaque_vector_type,
22170 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22171 (rs6000_init_builtins): Use build_opaque_vector_type for
22172 opaque_V4SI_type_node.
22174 2009-04-15 Catherine Moore <clm@codesourcery.com>
22176 * debug.h (set_name): Declare.
22177 * dwarf2out.c (dwarf2out_set_name): Declare.
22178 (dwarf2_debug_hooks): Add set_name.
22179 (find_AT_string): New.
22180 (add_AT_string): Call find_AT_string.
22181 (dwarf2out_set_name): New.
22182 * cp/decl.c (grokdeclarator): Call set_name.
22183 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22184 * debug.c (do_nothing_debug_hooks): Likewise.
22185 * dbxout.c (dbx_debug_hooks): Likewise.
22186 * sdbout.c (sdb_debug_hooks): Likewise.
22188 2009-04-15 Michael Eager <eager@eagercon.com>
22190 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22191 reg for single-precision FPU.
22192 * config/rs6000/rs6000.md (movsi_internal1): Only for
22193 !TARGET_SINGLE_FPU.
22194 (movsi_internal1_single): New. Add pattern to move SI values to/from
22195 single-precision FP regs.
22197 2009-04-15 Richard Guenther <rguenther@suse.de>
22199 * omp-low.c (lower_rec_input_clauses): Build correct address
22201 (expand_omp_for_generic): Fix multiplication type.
22202 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22203 (generate_memset_zero): Fix types.
22204 * tree-profile.c (prepare_instrumented_value): Correctly
22207 2009-04-15 Ian Lance Taylor <iant@google.com>
22209 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22210 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22211 for -Wall and for -Wc++-compat.
22212 (c_common_post_options): For C++, set warn_enum_compare if not
22214 * c-tree.h (struct c_expr): Add field original_type.
22215 (build_external_ref): Update declaration.
22216 * c-parser.c (c_parser_braced_init): Set original_type.
22217 (c_parser_initelt): Likewise.
22218 (c_parser_expr_no_commas): Likewise.
22219 (c_parser_conditional_expression): Likewise.
22220 (c_parser_cast_expression): Likewise.
22221 (c_parser_unary_expression): Likewise. Pull setting of
22222 original_code to top of function.
22223 (c_parser_sizeof_expression): Set original_type.
22224 (c_parser_alignof_expression): Likewise.
22225 (c_parser_postfix_expression): Likewise. Pull setting of
22226 original_code to top of function.
22227 (c_parser_postfix_expression_after_paren_type): Set original_type.
22228 (c_parser_postfix_expression_after_primary): Likewise.
22229 (c_parser_expression): Likewise.
22230 * c-typeck.c (build_external_ref): Add type parameter. Change all
22232 (c_expr_sizeof_expr): Set original_type field.
22233 (parser_build_unary_op): Likewise.
22234 (parser_build_binary_op): Likewise. Optionally warn about
22235 comparisons of enums of different types.
22236 (digest_init): Set original_type field.
22237 (really_start_incremental_init): Likewise.
22238 (push_init_level, pop_init_level): Likewise.
22239 * doc/invoke.texi (Warning Options): -Wenum-compare now
22242 2009-04-15 Richard Guenther <rguenther@suse.de>
22244 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22245 out a necessary conversion.
22246 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22247 names we didn't value number.
22248 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22250 2009-04-15 Richard Guenther <rguenther@suse.de>
22252 PR tree-optimization/39764
22253 * tree-ssa-ccp.c (get_value): Canonicalize value with
22254 canonicalize_float_value.
22256 2009-04-15 Jan Hubicka <jh@suse.cz>
22258 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22259 Wrong version of patch.
22261 2009-04-15 Jan Hubicka <jh@suse.cz>
22263 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22265 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22267 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22268 our distinct integral and vector types.
22270 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22272 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22273 * init.c (build_vtbl_address): Remove call to assemble_external.
22275 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22277 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22278 output for other floating point modes.
22280 2009-04-14 Diego Novillo <dnovillo@google.com>
22282 * diagnostic.c (diagnostic_report_diagnostic): Do not
22283 warn about loaded plugins for DK_ERROR and DK_WARNING.
22284 * c-decl.c (declspecs_add_type): Move call to
22285 invoke_plugin_callbacks ...
22286 * c-parser.c (c_parser_declspecs): ... here.
22287 * plugin.c (dump_active_plugins): Tidy output.
22289 2009-04-14 Diego Novillo <dnovillo@google.com>
22290 Le-Chun Wu <lcwu@google.com>
22292 * configure.ac: Add --enable-plugin support.
22293 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22294 * Makefile.in (PLUGIN_H): Define.
22295 Export ENABLE_PLUGIN and GMPINC to site.exp.
22296 Add PLUGINLIBS to link command.
22297 Add/modify dependencies for plugin.o and files including plugin.h.
22299 * config.in: Regenerate.
22301 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22304 2009-04-14 Le-Chun Wu <lcwu@google.com>
22306 * tree-pass.h (register_one_dump_file): Add a prototype for
22307 register_one_dump_file.
22308 * toplev.c (compile_file): Call initialize_plugins.
22309 (do_compile): Call invoke_plugin_callbacks.
22310 (toplev_main): Call invoke_plugin_callbacks.
22311 * common.opt: Add -fplugin= and -fplugin-arg-.
22312 * gcc-plugin.h: New public header file for plugins to include.
22313 * plugin.c: New source file.
22314 * plugin.h: New internal header file.
22315 * passes.c (register_one_dump_file): Make it external.
22317 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22319 2009-04-14 Diego Novillo <dnovillo@google.com>
22321 * doc/plugins.texi: New.
22322 * doc/gccint.texi: Add reference to Plugins chapter.
22323 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22324 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22325 loaded plugins, if any.
22326 * timevar.def (TV_PLUGIN_INIT): Define.
22327 (TV_PLUGIN_RUN): Define.
22328 * plugin.c: Include timevar.h
22329 (plugins_active_p): New.
22330 (dump_active_plugins): New.
22331 (debug_active_plugins): New.
22333 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22335 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22337 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22339 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22341 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22342 the same as a minus without a shift.
22344 2009-04-14 Nick Clifton <nickc@redhat.com>
22346 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22347 comparisons with small integers will always produce a short
22350 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22353 2008-12-19 Diego Novillo <dnovillo@google.com>
22355 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22357 2009-04-14 Richard Guenther <rguenther@suse.de>
22359 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22361 (verify_gimple_assign_binary): Likewise. Handle shifts and
22363 (verify_gimple_phi): Print the mismatched argument position.
22364 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22366 (vect_update_init_of_dr): Likewise.
22367 * matrix-reorg.c (transform_access_sites): Do what the
22369 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22371 2009-04-13 Michael Eager <eager@eagercon.com>
22373 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22374 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22375 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22376 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22377 remove duplicate config
22379 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22381 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22382 file_name:line_number type locator of the call site.
22384 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22386 * genautomata.c: Put blank after comma.
22387 (automaton_decls): New.
22388 (struct unit_usage): Add comments to member next.
22389 (store_alt_unit_usage): Keep the list ordered.
22390 (unit_present_on_list_p, equal_alternatives_p): New.
22391 (check_regexp_units_distribution): Check units distribution
22392 correctness correctly.
22393 (main): Don't write automata if error is found. Return correct
22396 * config/m68k/cf.md (cfv4_ds): Remove.
22397 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22398 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22400 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22401 power4-load-ext, power4-store, power4-store-update,
22402 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22403 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22404 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22405 power4-sqrt, power4-isync): Modify reservation to make correct
22406 unit distribution to automata.
22408 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22409 power5-store-update, power5-two, power5-three, power5-lmul,
22410 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22412 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22414 * except.c (pass_set_nothrow_function_flags): Set name and add
22416 (set_nothrow_function_flags): Mention in the dump file when
22417 changing a function to nothrow.
22419 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22422 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22423 instead of unsigned long.
22425 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22427 * config/arm/arm.c (return_used_this_function): Remove.
22428 (arm_output_function_prologue): Remove use of
22429 return_used_this_function.
22430 (output_return_instruction): Replace use of
22431 return_used_this_function
22432 by cfun->machine->return_used_this_function.
22433 (arm_output_epilogue): Likewise.
22434 (arm_output_function_epilogue): Likewise.
22435 (thumb_unexpanded_epilogue): Likewise.
22436 * config/arm/arm.h (struct machine_function):
22437 New member return_used_this_function.
22439 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22441 * doc/install.texi: Correct description of default directory for
22442 --with-gxx-include-dir.
22444 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22446 * fold-const.c (build_range_check): Properly deal with enumeral and
22447 boolean base types.
22449 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22451 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22452 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22453 * params.h (MAX_GCSE_PASSES): Remove.
22454 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22455 in sequence. Remove ability to run multiple passes.
22456 (bypass_jumps): Report run as third CPROP pass.
22458 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22460 PR middle-end/39651
22461 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22462 when deciding whether the whole SEQUENCE can throw.
22464 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22467 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22468 offseted label references.
22470 2009-04-11 Jan Hubicka <jh@suse.cz>
22472 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22474 2009-04-11 Richard Guenther <rguenther@suse.de>
22476 PR middle-end/39732
22477 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22478 return variables as TREE_ADDRESSABLE.
22480 2009-04-11 Richard Guenther <rguenther@suse.de>
22482 PR tree-optimization/39713
22483 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22484 reference trees have SSA_NAME operands.
22486 2009-04-11 Richard Guenther <rguenther@suse.de>
22489 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22490 address expressions.
22492 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22494 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22495 match changes in Cygwin 1.7
22496 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22497 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22499 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22501 PR tree-optimization/39701
22502 * doc/invoke.texi (Optimization Options): Document change in
22503 meaning and initialization of -fdelete-null-pointer-checks.
22505 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22507 PR middle-end/39701
22508 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22510 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22513 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22515 2009-04-10 Chao-ying Fu <fu@mips.com>
22517 * doc/tm.texi (Instruction Output): Document
22518 TARGET_ASM_FINAL_POSTSCAN_INSN.
22519 * target.h (final_postscan_insn): New field in asm_out.
22520 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22521 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22522 * final.c (final_scan_insn): Call
22523 targetm.asm_out.final_postscan_insn after outputting
22524 an asm macro and a normal instruction.
22526 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22527 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22528 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22529 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22530 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22532 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22534 PR middle-end/39701
22535 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22536 variables as non-NULL even with -fdelete-null-pointer-checks.
22538 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22540 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22542 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22545 * config/i386/i386.c (classify_argument): Handle SCmode with
22546 (bit_offset % 64) != 0.
22548 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22550 * doc/invoke.texi (Optimize Options): Add cross-reference to
22551 -Q --help=optimizers examples.
22553 2009-04-10 Ben Elliston <bje@au.ibm.com>
22556 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22557 regalign for the reg == fpr and TDmode case.
22559 2009-04-09 David Ayers <ayers@fsfe.org>
22562 * objc/objc-act.c (warn_with_method): Remove helper function.
22563 (check_duplicates): Call warning and inform directly.
22564 (really_start_method): Likewise.
22566 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22568 * expmed.c (expand_divmod): Always use a comparison for a division
22569 by a large unsigned integer.
22571 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22572 for things others than variables or functions as nonzero.
22574 2009-04-09 Nick Clifton <nickc@redhat.com>
22576 * unwind-compat.c: Change copyright header to refer to version
22577 3 of the GNU General Public License with version 3.1 of the
22578 GCC Runtime Library Exception and to point readers at the
22579 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22580 * config/alpha/crtfastmath.c: Likewise.
22581 * config/alpha/linux-unwind.h: Likewise.
22582 * config/alpha/qrnnd.asm: Likewise.
22583 * config/alpha/vms-crt0-64.c: Likewise.
22584 * config/alpha/vms-crt0.c: Likewise.
22585 * config/alpha/vms-dwarf2.asm: Likewise.
22586 * config/alpha/vms-dwarf2eh.asm: Likewise.
22587 * config/alpha/vms-psxcrt0-64.c: Likewise.
22588 * config/alpha/vms-psxcrt0.c: Likewise.
22589 * config/alpha/vms_tramp.asm: Likewise.
22590 * config/arc/initfini.c: Likewise.
22591 * config/arc/lib1funcs.asm: Likewise.
22592 * config/arm/bpabi-v6m.S: Likewise.
22593 * config/arm/bpabi.S: Likewise.
22594 * config/arm/bpabi.c: Likewise.
22595 * config/arm/crti.asm: Likewise.
22596 * config/arm/crtn.asm: Likewise.
22597 * config/arm/ieee754-df.S: Likewise.
22598 * config/arm/ieee754-sf.S: Likewise.
22599 * config/arm/lib1funcs.asm: Likewise.
22600 * config/arm/libunwind.S: Likewise.
22601 * config/arm/linux-atomic.c: Likewise.
22602 * config/arm/mmintrin.h: Likewise.
22603 * config/arm/pr-support.c: Likewise.
22604 * config/arm/unaligned-funcs.c: Likewise.
22605 * config/arm/unwind-arm.c: Likewise.
22606 * config/arm/unwind-arm.h: Likewise.
22607 * config/avr/libgcc.S: Likewise.
22608 * config/bfin/crti.s: Likewise.
22609 * config/bfin/crtlibid.s: Likewise.
22610 * config/bfin/crtn.s: Likewise.
22611 * config/bfin/lib1funcs.asm: Likewise.
22612 * config/bfin/linux-unwind.h: Likewise.
22613 * config/cris/arit.c: Likewise.
22614 * config/cris/cris_abi_symbol.c: Likewise.
22615 * config/darwin-64.c: Likewise.
22616 * config/darwin-crt2.c: Likewise.
22617 * config/darwin-crt3.c: Likewise.
22618 * config/darwin.h: Likewise.
22619 * config/dbxelf.h: Likewise.
22620 * config/dfp-bit.c: Likewise.
22621 * config/dfp-bit.h: Likewise.
22622 * config/elfos.h: Likewise.
22623 * config/fixed-bit.c: Likewise.
22624 * config/fixed-bit.h: Likewise.
22625 * config/fp-bit.c: Likewise.
22626 * config/fp-bit.h: Likewise.
22627 * config/fr30/crti.asm: Likewise.
22628 * config/fr30/crtn.asm: Likewise.
22629 * config/fr30/lib1funcs.asm: Likewise.
22630 * config/freebsd-spec.h: Likewise.
22631 * config/frv/cmovd.c: Likewise.
22632 * config/frv/cmovh.c: Likewise.
22633 * config/frv/cmovw.c: Likewise.
22634 * config/frv/frvbegin.c: Likewise.
22635 * config/frv/frvend.c: Likewise.
22636 * config/frv/lib1funcs.asm: Likewise.
22637 * config/glibc-stdint.h: Likewise.
22638 * config/h8300/clzhi2.c: Likewise.
22639 * config/h8300/crti.asm: Likewise.
22640 * config/h8300/crtn.asm: Likewise.
22641 * config/h8300/ctzhi2.c: Likewise.
22642 * config/h8300/fixunssfsi.c: Likewise.
22643 * config/h8300/lib1funcs.asm: Likewise.
22644 * config/h8300/parityhi2.c: Likewise.
22645 * config/h8300/popcounthi2.c: Likewise.
22646 * config/i386/ammintrin.h: Likewise.
22647 * config/i386/att.h: Likewise.
22648 * config/i386/avxintrin.h: Likewise.
22649 * config/i386/biarch64.h: Likewise.
22650 * config/i386/bmmintrin.h: Likewise.
22651 * config/i386/cpuid.h: Likewise.
22652 * config/i386/cross-stdarg.h: Likewise.
22653 * config/i386/crtfastmath.c: Likewise.
22654 * config/i386/crtprec.c: Likewise.
22655 * config/i386/cygming-crtbegin.c: Likewise.
22656 * config/i386/cygming-crtend.c: Likewise.
22657 * config/i386/cygwin.asm: Likewise.
22658 * config/i386/emmintrin.h: Likewise.
22659 * config/i386/gmm_malloc.h: Likewise.
22660 * config/i386/gthr-win32.c: Likewise.
22661 * config/i386/i386.h: Likewise.
22662 * config/i386/immintrin.h: Likewise.
22663 * config/i386/linux-unwind.h: Likewise.
22664 * config/i386/linux64.h: Likewise.
22665 * config/i386/mm3dnow.h: Likewise.
22666 * config/i386/mmintrin-common.h: Likewise.
22667 * config/i386/mmintrin.h: Likewise.
22668 * config/i386/nmmintrin.h: Likewise.
22669 * config/i386/pmm_malloc.h: Likewise.
22670 * config/i386/pmmintrin.h: Likewise.
22671 * config/i386/smmintrin.h: Likewise.
22672 * config/i386/sol2-c1.asm: Likewise.
22673 * config/i386/sol2-ci.asm: Likewise.
22674 * config/i386/sol2-cn.asm: Likewise.
22675 * config/i386/sol2-gc1.asm: Likewise.
22676 * config/i386/tmmintrin.h: Likewise.
22677 * config/i386/unix.h: Likewise.
22678 * config/i386/w32-unwind.h: Likewise.
22679 * config/i386/wmmintrin.h: Likewise.
22680 * config/i386/x86-64.h: Likewise.
22681 * config/i386/x86intrin.h: Likewise.
22682 * config/i386/xmmintrin.h: Likewise.
22683 * config/ia64/crtbegin.asm: Likewise.
22684 * config/ia64/crtend.asm: Likewise.
22685 * config/ia64/crtfastmath.c: Likewise.
22686 * config/ia64/crti.asm: Likewise.
22687 * config/ia64/crtn.asm: Likewise.
22688 * config/ia64/fde-glibc.c: Likewise.
22689 * config/ia64/lib1funcs.asm: Likewise.
22690 * config/ia64/linux-unwind.h: Likewise.
22691 * config/ia64/quadlib.c: Likewise.
22692 * config/ia64/unwind-ia64.c: Likewise.
22693 * config/linux.h: Likewise.
22694 * config/m32c/m32c-lib1.S: Likewise.
22695 * config/m32c/m32c-lib2-trapv.c: Likewise.
22696 * config/m32c/m32c-lib2.c: Likewise.
22697 * config/m32r/initfini.c: Likewise.
22698 * config/m68hc11/larith.asm: Likewise.
22699 * config/m68hc11/m68hc11-crt0.S: Likewise.
22700 * config/m68k/cf.md: Likewise.
22701 * config/m68k/crti.s: Likewise.
22702 * config/m68k/crtn.s: Likewise.
22703 * config/m68k/lb1sf68.asm: Likewise.
22704 * config/m68k/linux-unwind.h: Likewise.
22705 * config/mcore/crti.asm: Likewise.
22706 * config/mcore/crtn.asm: Likewise.
22707 * config/mcore/lib1.asm: Likewise.
22708 * config/mips/linux-unwind.h: Likewise.
22709 * config/mips/loongson.h: Likewise.
22710 * config/mips/mips16.S: Likewise.
22711 * config/mmix/crti.asm: Likewise.
22712 * config/mmix/crtn.asm: Likewise.
22713 * config/pa/fptr.c: Likewise.
22714 * config/pa/hpux-unwind.h: Likewise.
22715 * config/pa/lib2funcs.asm: Likewise.
22716 * config/pa/linux-atomic.c: Likewise.
22717 * config/pa/linux-unwind.h: Likewise.
22718 * config/pa/milli64.S: Likewise.
22719 * config/pa/quadlib.c: Likewise.
22720 * config/pa/stublib.c: Likewise.
22721 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22722 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22723 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22724 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22725 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22726 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22727 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22728 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22729 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22730 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22731 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22732 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22733 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22734 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22735 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22736 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22737 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22738 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22739 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22740 * config/rs6000/750cl.h: Likewise.
22741 * config/rs6000/altivec.h: Likewise.
22742 * config/rs6000/biarch64.h: Likewise.
22743 * config/rs6000/crtresfpr.asm: Likewise.
22744 * config/rs6000/crtresgpr.asm: Likewise.
22745 * config/rs6000/crtresxfpr.asm: Likewise.
22746 * config/rs6000/crtresxgpr.asm: Likewise.
22747 * config/rs6000/crtsavfpr.asm: Likewise.
22748 * config/rs6000/crtsavgpr.asm: Likewise.
22749 * config/rs6000/darwin-asm.h: Likewise.
22750 * config/rs6000/darwin-fallback.c: Likewise.
22751 * config/rs6000/darwin-fpsave.asm: Likewise.
22752 * config/rs6000/darwin-ldouble.c: Likewise.
22753 * config/rs6000/darwin-tramp.asm: Likewise.
22754 * config/rs6000/darwin-unwind.h: Likewise.
22755 * config/rs6000/darwin-vecsave.asm: Likewise.
22756 * config/rs6000/darwin-world.asm: Likewise.
22757 * config/rs6000/e500crtres32gpr.asm: Likewise.
22758 * config/rs6000/e500crtres64gpr.asm: Likewise.
22759 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22760 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22761 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22762 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22763 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22764 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22765 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22766 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22767 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22768 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22769 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22770 * config/rs6000/eabi-ci.asm: Likewise.
22771 * config/rs6000/eabi-cn.asm: Likewise.
22772 * config/rs6000/eabi.asm: Likewise.
22773 * config/rs6000/linux-unwind.h: Likewise.
22774 * config/rs6000/linux64.h: Likewise.
22775 * config/rs6000/paired.h: Likewise.
22776 * config/rs6000/paired.md: Likewise.
22777 * config/rs6000/ppc64-fp.c: Likewise.
22778 * config/rs6000/ppu_intrinsics.h: Likewise.
22779 * config/rs6000/rs6000.h: Likewise.
22780 * config/rs6000/si2vmx.h: Likewise.
22781 * config/rs6000/sol-ci.asm: Likewise.
22782 * config/rs6000/sol-cn.asm: Likewise.
22783 * config/rs6000/spe.h: Likewise.
22784 * config/rs6000/spu2vmx.h: Likewise.
22785 * config/rs6000/sysv4.h: Likewise.
22786 * config/rs6000/tramp.asm: Likewise.
22787 * config/rs6000/vec_types.h: Likewise.
22788 * config/s390/linux-unwind.h: Likewise.
22789 * config/s390/tpf-unwind.h: Likewise.
22790 * config/score/crti.asm: Likewise.
22791 * config/score/crtn.asm: Likewise.
22792 * config/sh/crt1.asm: Likewise.
22793 * config/sh/crti.asm: Likewise.
22794 * config/sh/crtn.asm: Likewise.
22795 * config/sh/divtab-sh4-300.c: Likewise.
22796 * config/sh/divtab-sh4.c: Likewise.
22797 * config/sh/divtab.c: Likewise.
22798 * config/sh/lib1funcs-4-300.asm: Likewise.
22799 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22800 * config/sh/lib1funcs.asm: Likewise.
22801 * config/sh/lib1funcs.h: Likewise.
22802 * config/sh/linux-atomic.asm: Likewise.
22803 * config/sh/linux-unwind.h: Likewise.
22804 * config/sh/shmedia.h: Likewise.
22805 * config/sh/sshmedia.h: Likewise.
22806 * config/sh/ushmedia.h: Likewise.
22807 * config/sparc/crtfastmath.c: Likewise.
22808 * config/sparc/linux-unwind.h: Likewise.
22809 * config/sparc/sol2-c1.asm: Likewise.
22810 * config/sparc/sol2-ci.asm: Likewise.
22811 * config/sparc/sol2-cn.asm: Likewise.
22812 * config/spu/divmodti4.c: Likewise.
22813 * config/spu/divv2df3.c: Likewise.
22814 * config/spu/float_disf.c: Likewise.
22815 * config/spu/float_unsdidf.c: Likewise.
22816 * config/spu/float_unsdisf.c: Likewise.
22817 * config/spu/float_unssidf.c: Likewise.
22818 * config/spu/mfc_multi_tag_release.c: Likewise.
22819 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22820 * config/spu/mfc_tag_release.c: Likewise.
22821 * config/spu/mfc_tag_reserve.c: Likewise.
22822 * config/spu/mfc_tag_table.c: Likewise.
22823 * config/spu/multi3.c: Likewise.
22824 * config/spu/spu_internals.h: Likewise.
22825 * config/spu/spu_intrinsics.h: Likewise.
22826 * config/spu/spu_mfcio.h: Likewise.
22827 * config/spu/vec_types.h: Likewise.
22828 * config/spu/vmx2spu.h: Likewise.
22829 * config/stormy16/stormy16-lib2.c: Likewise.
22830 * config/svr4.h: Likewise.
22831 * config/sync.c: Likewise.
22832 * config/v850/lib1funcs.asm: Likewise.
22833 * config/vxlib-tls.c: Likewise.
22834 * config/vxlib.c: Likewise.
22835 * config/vxworks-dummy.h: Likewise.
22836 * config/xtensa/crti.asm: Likewise.
22837 * config/xtensa/crtn.asm: Likewise.
22838 * config/xtensa/ieee754-df.S: Likewise.
22839 * config/xtensa/ieee754-sf.S: Likewise.
22840 * config/xtensa/lib1funcs.asm: Likewise.
22841 * config/xtensa/lib2funcs.S: Likewise.
22842 * config/xtensa/linux-unwind.h: Likewise.
22843 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22844 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22845 * coretypes.h: Likewise.
22846 * crtstuff.c: Likewise.
22847 * defaults.h: Likewise.
22848 * dwarf2.h: Likewise.
22849 * emutls.c: Likewise.
22850 * gbl-ctors.h: Likewise.
22851 * gcov-io.h: Likewise.
22852 * ginclude/float.h: Likewise.
22853 * ginclude/iso646.h: Likewise.
22854 * ginclude/stdarg.h: Likewise.
22855 * ginclude/stdbool.h: Likewise.
22856 * ginclude/stddef.h: Likewise.
22857 * ginclude/stdfix.h: Likewise.
22858 * ginclude/stdint-gcc.h: Likewise.
22859 * ginclude/tgmath.h: Likewise.
22860 * gthr-aix.h: Likewise.
22861 * gthr-dce.h: Likewise.
22862 * gthr-gnat.c: Likewise.
22863 * gthr-gnat.h: Likewise.
22864 * gthr-lynx.h: Likewise.
22865 * gthr-mipssde.h: Likewise.
22866 * gthr-nks.h: Likewise.
22867 * gthr-posix.c: Likewise.
22868 * gthr-posix.h: Likewise.
22869 * gthr-posix95.h: Likewise.
22870 * gthr-rtems.h: Likewise.
22871 * gthr-single.h: Likewise.
22872 * gthr-solaris.h: Likewise.
22873 * gthr-tpf.h: Likewise.
22874 * gthr-vxworks.h: Likewise.
22875 * gthr-win32.h: Likewise.
22876 * gthr.h: Likewise.
22877 * libgcc2.c: Likewise.
22878 * libgcc2.h: Likewise.
22879 * libgcov.c: Likewise.
22880 * tsystem.h: Likewise.
22881 * typeclass.h: Likewise.
22882 * unwind-c.c: Likewise.
22883 * unwind-compat.h: Likewise.
22884 * unwind-dw2-fde-compat.c: Likewise.
22885 * unwind-dw2-fde-darwin.c: Likewise.
22886 * unwind-dw2-fde-glibc.c: Likewise.
22887 * unwind-dw2-fde.c: Likewise.
22888 * unwind-dw2-fde.h: Likewise.
22889 * unwind-dw2.c: Likewise.
22890 * unwind-dw2.h: Likewise.
22891 * unwind-generic.h: Likewise.
22892 * unwind-pe.h: Likewise.
22893 * unwind-sjlj.c: Likewise.
22894 * unwind.inc: Likewise.
22895 * config/arm/neon-gen.ml: Change generated copyright header to
22896 refer to version 3 of the GNU General Public License with
22897 version 3.1 of the GCC Runtime Library Exception and to point
22898 readers at the COPYING3 and COPYING3.RUNTIME files and the
22899 FSF's license web page.
22900 * config/arm/arm_neon.h: Regenerate.
22902 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22904 * config/cris/cris.md: Change copyright header to refer to version
22905 3 of the GNU General Public License.
22906 * doc/install.texi2html: Change copyright header to refer to version
22907 3 of the GNU General Public License and to point readers at the
22908 COPYING3 file and the FSF's license web page.
22909 * config/vax/linux.h: Likewise.
22911 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22913 * config/i386/i386.md (cmpcc): New.
22914 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22915 (sync_compare_and_swap_cc*): Delete.
22917 * config/s390/s390.c (s390_compare_emitted): Remove.
22918 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22919 s390_compare_emitted used to be handled. Assert that modes match.
22920 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22921 refer to sync_compare_and_swap_ccsi.
22922 * config/s390/s390.h (s390_compare_emitted): Remove.
22923 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22924 instead of s390_compare_emitted.
22925 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22926 instead of s390_compare_emitted.
22927 * config/s390/s390.md (cmpcc): New.
22928 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22929 CC_REGNUM, do not pretend it's set.
22930 (sync_compare_and_swap_cc*): Delete.
22931 * config/s390/predicates.md (cc_reg_operand): New.
22933 * expr.c (sync_compare_and_swap_cc): Delete.
22934 * optabs.h (sync_compare_and_swap_cc): Delete.
22935 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22936 is being used with can_compare_p.
22937 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22938 (find_cc_set): New.
22939 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22940 look for a MODE_CC set instead. Use emit_store_flag.
22941 (expand_compare_and_swap_loop): Likewise, with some additional
22942 complication to avoid a force_reg when useless. Use
22943 emit_cmp_and_jump_insns.
22944 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22945 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22946 sync_compare_and_swap documentation.
22948 2009-04-09 Jan Hubicka <jh@suse.cz>
22950 * except.c (find_prev_try): Break out from ....
22951 (duplicate_eh_regions): ... here; properly update prev_try pointers
22952 when duplication part of tree.
22953 (dump_eh_tree): Improve dumping.
22954 (verify_eh_region): New.
22955 (verify_eh_tree): Use it.
22957 2009-04-06 Richard Guenther <rguenther@suse.de>
22959 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22960 &ARRAY addresses by adjusting their types and prepending
22962 * tree-cfg.c (verify_gimple_assign_single): Verify that
22963 addresses are correct.
22965 2009-04-09 Richard Guenther <rguenther@suse.de>
22967 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22968 indices into an array reference if possible.
22969 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22970 Fold POINTER_PLUS_EXPR statements with invariant address.
22972 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22975 * config.gcc (powerpc64-*-linux*): Always build biarch.
22977 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22980 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22981 it and pedwarn if this results in an INTEGER_CST.
22983 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22985 * doc/install.texi: Update minimum GMP version. Remove obsolete
22986 text in MPFR section.
22988 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22990 * dwarf2out.c (class_scope_p): New static inline.
22991 (class_or_namespace_scope_p): Use it.
22992 (gen_variable_die): Use DW_TAG_member tag for static data member
22993 declarations instead of DW_TAG_variable.
22995 PR middle-end/39573
22996 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22999 2009-04-08 Richard Guenther <rguenther@suse.de>
23001 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23002 valueize random data.
23004 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23006 * config.gcc (aix tm_file): Add aix-stdint.h.
23007 (aix tm clause use_gcc_stdint): Set to wrap.
23008 * config/rs6000/aix-stdint.h: New file.
23010 2009-04-08 Richard Guenther <rguenther@suse.de>
23012 PR middle-end/36291
23013 * tree-dfa.c (add_referenced_var): Do not recurse into
23014 global initializers.
23015 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23017 (fold_const_aggregate_ref): Likewise.
23019 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23021 * recog.c (ordered_comparison_operator): New.
23022 * gensupport.c (std_preds): Add it.
23023 * doc/md.texi (Machine-Independent Predicates): Document it.
23025 2009-04-08 Jan Hubicka <jh@suse.cz>
23027 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23028 * function.h (rtl_eh): Remove exception_handler_label_map.
23029 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23030 remove_exception_handler_label, for_each_eh_label_1): Remove.
23031 (rtl_remove_unreachable_regions): Remove.
23032 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23033 (find_exception_handler_labels): Don't build the hashtable.
23034 (maybe_remove_eh_handler): Remove.
23035 (for_each_eh_label): Rewrite to walk the tree.
23036 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23037 * except.h (maybe_remove_eh_handler): Remove.
23038 * passes.c (init_optimization_passes): Schedule second EH cleanup
23040 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23041 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23043 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23045 * genoutput.c (validate_optab_operands): New.
23046 (gen_insn, gen_expand): Call it.
23048 * genflags.c (gen_insn): Detect misused iterators.
23049 (main): Pass line_no to gen_insn, exit with status 1 on error.
23051 * genextract.c (line_no): Make global.
23052 (VEC_safe_set_locstr): Change assertion to error message.
23053 (main): Exit with status 1 on error.
23055 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23059 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23060 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23061 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23062 * c-convert.c (convert): Do not call fold on results of conversion
23063 functions when the result is a C_MAYBE_CONST_EXPR.
23064 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23065 of __builtin_choose_expr.
23066 * c-typeck.c (remove_c_maybe_const_expr): New.
23067 (build_unary_op, build_conditional_expr, build_compound_expr,
23068 build_binary_op, c_objc_common_truthvalue_conversion): Call
23069 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23072 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23074 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23075 CODE to produce a new one. Add a prototype to use fold_convert_const
23077 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23080 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23081 mix declarations and code.
23083 2009-04-08 Ben Elliston <bje@au.ibm.com>
23085 * gcc.c: Replace `CC' with `GCC' throughout.
23087 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23089 * doc/invoke.texi: Document Atom support.
23091 2009-04-07 Jason Merrill <jason@redhat.com>
23094 * c-common.h, c-common.c: Add flag_pretty_templates.
23095 * c-opts.c (c_common_handle_option): Set it.
23096 * c.opt: Add -fno-pretty-templates.
23097 * doc/invoke.texi (C++ Dialect Options): Likewise.
23099 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23101 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23102 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23103 (ia64_expand_builtin): Likewise.
23105 2009-04-07 Martin Jambor <mjambor@suse.cz>
23107 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23108 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23109 ADDR_EXPRS are include too.
23111 2009-04-07 Richard Guenther <rguenther@suse.de>
23113 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23114 decls are only used if passes as parameters or if they are
23115 local statics and the call is not to a builtin.
23116 (call_may_clobber_ref_p_1): Likewise.
23118 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23120 * expr.c (do_store_flag): Remove last argument. Simplify code
23121 to avoid duplication of tests already done by can_compare_p.
23122 (expand_expr_real_1): Adjust caller.
23124 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23126 * optabs.c (can_compare_p): Test the predicate of a
23127 cbranch and cstore pattern.
23129 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23131 * expr.c (convert_move): Use emit_store_flag instead of
23134 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23136 * config/i386/i386.c (ix86_compare_emitted): Remove.
23137 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23138 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23139 * config/i386/i386.h (ix86_compare_emitted): Remove.
23140 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23141 instead of ix86_compare_emitted.
23142 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23144 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23146 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23147 Add t-sysroot-suffix to tmake_file.
23148 * config/print-sysroot-suffix.sh: New file.
23149 * config/t-sysroot-suffix: New file.
23151 2009-04-07 Ben Elliston <bje@au.ibm.com>
23153 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23154 as the latter produces a warning when the target does not support
23157 2009-04-07 Ben Elliston <bje@au.ibm.com>
23159 * dfp.c: Replace type punning assignments with memcpy throughout.
23160 * Makefile.in (dfp.o-warn): Remove.
23162 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23165 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23166 Include soft-fp/t-softfp after rs6000/t-linux64.
23168 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23170 * stor-layout.c (set_sizetype): Use the full precision of their
23171 machine mode for bitsize types.
23173 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23175 * config/i386/i386.md: Revert 2 accidental checkins.
23177 2009-04-06 Joey Ye <joey.ye@intel.com>
23178 Xuepeng Guo <xuepeng.guo@intel.com>
23179 H.J. Lu <hongjiu.lu@intel.com>
23181 Atom pipeline model, tuning and insn selection.
23182 * config.gcc (atom): Add atom config options and target.
23184 * config/i386/atom.md: New.
23186 * config/i386/i386.c (atom_cost): New cost.
23187 (m_ATOM): New macro flag.
23188 (initial_ix86_tune_features): Set m_ATOM.
23189 (x86_accumulate_outgoing_args): Likewise.
23190 (x86_arch_always_fancy_math_387): Likewise.
23191 (processor_target): Add Atom cost.
23192 (cpu_names): Add Atom cpu name.
23193 (override_options): Set Atom ISA.
23194 (ix86_issue_rate): New case PROCESSOR_ATOM.
23195 (ix86_adjust_cost): Likewise.
23197 * config/i386/i386.h (TARGET_ATOM): New target macro.
23198 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23199 (TARGET_OPT_AGU): New target option.
23200 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23201 (processor_type): Add PROCESSOR_ATOM.
23203 * config/i386/i386.md (cpu): Add new value "atom".
23204 (use_carry, movu): New attr.
23205 (atom.md): Include atom.md.
23206 (adddi3_carry_rex64): Set attr "use_carry".
23207 (addqi3_carry): Likewise.
23208 (addhi3_carry): Likewise.
23209 (addsi3_carry): Likewise.
23210 (*addsi3_carry_zext): Likewise.
23211 (subdi3_carry_rex64): Likewise.
23212 (subqi3_carry): Likewise.
23213 (subhi3_carry): Likewise.
23214 (subsi3_carry): Likewise.
23215 (x86_movdicc_0_m1_rex64): Likewise.
23216 (*x86_movdicc_0_m1_se): Likewise.
23217 (x86_movsicc_0_m1): Likewise.
23218 (*x86_movsicc_0_m1_se): Likewise.
23219 (*adddi_1_rex64): Emit add insn as much as possible.
23220 (*addsi_1): Likewise.
23221 (return_internal): Set atom_unit.
23222 (return_internal_long): Likewise.
23223 (return_pop_internal): Likewise.
23224 (*rcpsf2_sse): Set atom_sse_attr attr.
23225 (*qrt<mode>2_sse): Likewise.
23226 (*prefetch_sse): Likewise.
23228 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23230 (ix86_target_macros_internal): Likewise.
23232 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23233 (*prefetch_sse_rex): Likewise.
23234 (sse_rcpv4sf2): Likewise.
23235 (sse_vmrcpv4sf2): Likewise.
23236 (sse_sqrtv4sf2): Likewise.
23237 (<sse>_vmsqrt<mode>2): Likewise.
23238 (sse_ldmxcsr): Likewise.
23239 (sse_stmxcsr): Likewise.
23240 (*sse_sfence): Likewise.
23241 (sse2_clflush): Likewise.
23242 (*sse2_mfence): Likewise.
23243 (*sse2_lfence): Likewise.
23244 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23245 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23246 (avx_movdqu<avxmodesuffix>): Likewise.
23247 (avx_lddqu<avxmodesuffix>): Likewise.
23248 (sse2_movntv2di): Change attr "type" to "ssemov".
23249 (sse2_movntsi): Likewise.
23250 (rsqrtv8sf2): Change attr "type" to "sseadd".
23251 (sse3_addsubv2df3): Set attr "atom_unit".
23252 (sse3_h<plusminus_insn>v4sf3): Likewise.
23253 (*sse2_pmaddwd): Likewise.
23254 (*vec_extractv2di_1_rex64): Likewise.
23255 (*vec_extractv2di_1_avx): Likewise.
23256 (sse2_psadbw): Likewise.
23257 (ssse3_phaddwv8hi3): Likewise.
23258 (ssse3_phaddwv4hi3): Likewise.
23259 (ssse3_phadddv4si3): Likewise.
23260 (ssse3_phadddv2si3): Likewise.
23261 (ssse3_phaddswv8hi3): Likewise.
23262 (ssse3_phaddswv4hi3): Likewise.
23263 (ssse3_phsubwv8hi3): Likewise.
23264 (ssse3_phsubwv4hi3): Likewise.
23265 (ssse3_phsubdv4si3): Likewise.
23266 (ssse3_phsubdv2si3): Likewise.
23267 (ssse3_phsubswv8hi3): Likewise.
23268 (ssse3_phsubswv4hi3): Likewise.
23269 (ssse3_pmaddubsw128): Likewise.
23270 (sse3_pmaddubsw: Likewise.
23271 (ssse3_palignrti): Likewise.
23272 (ssse3_palignrdi): Likewise.
23274 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23276 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23278 2009-04-06 Richard Guenther <rguenther@suse.de>
23280 PR tree-optimization/28868
23281 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23282 of which PHI results we inserted.
23283 (insert_into_preds_of_block): Record inserted PHIs.
23284 (eliminate): Eliminate redundant PHI nodes.
23285 (init_pre): Init inserted_phi_names.
23287 2009-04-06 Richard Guenther <rguenther@suse.de>
23289 PR tree-optimization/39643
23290 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23291 IMAGPART_EXPRs of complex constants.
23292 (execute_fold_all_builtins): If we folded a call queue
23293 TODO_update_address_taken.
23295 2009-04-06 Jan Hubicka <jh@suse.cz>
23297 PR middle-end/39659
23298 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23301 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23303 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23305 (ic_invalidate_array): Likewise.
23307 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23309 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23310 alignment for library calls.
23312 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23314 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23315 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23316 * config/i386/mingw-stdint.h: New file.
23318 2009-04-05 Richard Guenther <rguenther@suse.de>
23320 PR tree-optimization/39648
23321 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23322 our &A vs. &A[0] IL deficiencies.
23324 2009-04-04 Jan Hubicka <jh@suse.cz>
23326 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23327 removed toplevel regions.
23328 (sjlj_mark_call_sites): Likewise.
23330 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23332 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23333 (cygwin tm clause use_gcc_stdint): Set to wrap.
23334 * config/i386/cygwin-stdint.h: New file.
23336 2009-04-04 Richard Guenther <rguenther@suse.de>
23338 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23339 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23340 single-argument PHIs if we are in loop-closed SSA form.
23341 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23342 for the pre-condition.
23343 (slpeel_tree_peel_loop_to_edge): Likewise.
23344 (vect_build_loop_niters): Take an optional sequence to append stmts.
23345 (vect_generate_tmps_on_preheader): Likewise.
23346 (vect_do_peeling_for_loop_bound): Take extra guards for the
23348 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23349 the cost model check.
23350 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23351 guards if we are going to peel. Do not apply versioning in that case.
23352 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23353 (vect_do_peeling_for_loop_bound): Likewise.
23354 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23355 loop bound only record extra pre-conditions, do not apply loop
23358 2009-04-04 Richard Guenther <rguenther@suse.de>
23360 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23363 2009-04-04 Jan Hubicka <jh@suse.cz>
23365 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23366 last_basic_block for size of bb->index indexed array.
23367 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23368 compute_out, link_btr_uses, build_btr_def_use_webs,
23369 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23371 2009-04-04 Jan Hubicka <jh@suse.cz>
23373 * except.c (remove_eh_handler_and_replace): Break out from ...
23374 (remove_eh_handler): ... here.
23375 (bring_to_root): New function.
23376 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23377 handled ones, bring others to root of tree.
23379 2009-04-04 Jan Hubicka <jh@suse.cz>
23381 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23382 (all_phis_safe_to_merge): New function.
23383 (update_info): New structure.
23384 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23385 (cleanup_empty_eh): Update SSA if possible.
23387 2009-04-04 Richard Guenther <rguenther@suse.de>
23389 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23390 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23391 (append_vuse): Likewise.
23393 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23395 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23396 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23397 instead of REG_UNSAVED for DW_CFA_undefined.
23398 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23399 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23402 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23405 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23407 2009-04-04 Richard Guenther <rguenther@suse.de>
23409 PR tree-optimization/8781
23410 PR tree-optimization/37892
23411 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23412 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23413 (valueize_refs): Call it for *& valueizations.
23414 (shared_reference_ops_from_ref): Rename to ...
23415 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23416 (shared_reference_ops_from_call): Rename to ...
23417 (valueize_shared_reference_ops_from_call): ... this and valueize.
23418 (vn_reference_lookup): Update.
23419 (visit_reference_op_call): Likewise.
23420 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23421 (eliminate): Value-replace the call address in call statements.
23423 2009-04-04 Richard Guenther <rguenther@suse.de>
23425 PR tree-optimization/39636
23426 * tree-ssa-forwprop.c
23427 (forward_propagate_addr_into_variable_array_index): Check for
23428 GIMPLE_ASSIGN before accessing the rhs code.
23430 2009-04-03 Jason Merrill <jason@redhat.com>
23432 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23434 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23436 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23437 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23438 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23439 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23440 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23441 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23442 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23443 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23444 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23445 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23446 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23447 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23448 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23449 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23450 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23451 Use fr_reg_or_fp01_operand instead of fr_register_operand
23453 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23454 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23455 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23457 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23459 PR rtl-optimization/39607
23460 PR rtl-optimization/39631
23464 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23465 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23466 instead of DF_LR_OUT.
23467 * ira-lives.c (process_bb_node_lives): Ditto.
23468 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23469 instead of DF_LR_{OUT,IN}.
23470 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23471 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23473 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23475 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23476 (execute_lower_omp): Always run but take the short way out if -fopenmp
23478 (gate_lower_omp): Remove, forcing the pass manager to always run the
23479 pass and always set PROP_gimple_lomp.
23480 (pass_lower_omp): Remove gate function.
23481 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23482 PROP_trees. Instead, require it.
23483 * ipa-cp.c (pass_ipa_cp): Likewise.
23484 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23485 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23486 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23487 and PROP_gimple_leh.
23489 2009-04-03 Richard Guenther <rguenther@suse.de>
23491 PR middle-end/13146
23492 PR tree-optimization/23940
23493 PR tree-optimization/33237
23494 PR middle-end/33974
23495 PR middle-end/34093
23496 PR tree-optimization/36201
23497 PR tree-optimization/36230
23498 PR tree-optimization/38049
23499 PR tree-optimization/38207
23500 PR tree-optimization/38230
23501 PR tree-optimization/38301
23502 PR tree-optimization/38585
23503 PR middle-end/38895
23504 PR tree-optimization/38985
23505 PR tree-optimization/39299
23506 * tree-ssa-structalias.h: Remove.
23507 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23508 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23509 (struct vuse_element_d): Remove.
23510 (struct vuse_vec_d): Likewise.
23511 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23512 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23513 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23514 VUSE_ELEMENT_VAR): Likewise.
23515 (struct voptype_d): Likewise.
23516 (NUM_VOP_FREE_BUCKETS): Likewise.
23517 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23518 (struct stmt_operands_d): Remove.
23519 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23520 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23521 VDEF_NUM, VDEF_VECT): Likewise.
23522 (copy_virtual_operands): Remove.
23523 (operand_build_cmp): Likewise.
23524 (create_ssa_artificial_load_stmt): Likewise.
23525 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23526 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23527 vuse_index and mayuse_index members. Pack and move done and iter_type
23528 members to the front.
23529 (SSA_OP_VMAYUSE): Remove.
23530 (SSA_OP_VIRTUAL_USES): Adjust.
23531 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23532 (unlink_stmt_vdef): Declare.
23533 (add_to_addressable_set): Remove.
23534 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23535 (vrp_visit_stmt): Likewise.
23536 * doc/tree-ssa.texi (Alias analysis): Update.
23537 * doc/invoke.texi (max-aliased-vops): Remove docs.
23538 (avg-aliased-vops): Likewise.
23539 * tree-into-ssa.c (syms_to_rename): Remove.
23540 (need_to_update_vops_p): Likewise.
23541 (need_to_initialize_update_ssa_p): Rename to ...
23542 (update_ssa_initialized_fn): ... this. Track function we are
23544 (symbol_marked_for_renaming): Simplify.
23545 (add_new_name_mapping): Do not set need_to_update_vops_p.
23546 (dump_currdefs): Use SYMS_TO_RENAME.
23547 (rewrite_update_stmt): Always walk all uses/defs.
23548 (dump_update_ssa): Adjust.
23549 (init_update_ssa): Take function argument. Track what we are
23551 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23552 (create_new_def_for): Initialize for cfun, assert we are initialized
23554 (mark_sym_for_renaming): Simplify.
23555 (mark_set_for_renaming): Do not initialize update-ssa.
23556 (need_ssa_update_p): Simplify. Take function argument.
23557 (name_mappings_registered_p): Assert we ask for the correct function.
23558 (name_registered_for_update_p): Likewise.
23559 (ssa_names_to_replace): Likewise.
23560 (release_ssa_name_after_update_ssa): Likewise.
23561 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23562 (dump_decl_set): Do not print a newline.
23563 (debug_decl_set): Do it here.
23564 (dump_update_ssa): And here.
23565 * tree-ssa-loop-im.c (move_computations): Adjust.
23566 (movement_possibility): Likewise.
23567 (determine_max_movement): Likewise.
23568 (gather_mem_refs_stmt): Likewise.
23569 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23570 or NAME_MEMORY_TAG.
23571 * tree-complex.c (update_all_vops): Remove.
23572 (expand_complex_move): Adjust.
23573 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23574 Simplify test for memory referencing statement. Exclude
23575 non-invariant ADDR_EXPRs.
23576 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23577 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23578 (rdg_flag_uses): Likewise.
23579 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23581 (tree_optimize_tail_calls_1): Also split the
23582 edge from the entry block if we have degenerate PHI nodes in
23583 the first basic block.
23584 * tree.c (init_ttree): Remove memory-tag related code.
23585 (tree_code_size): Likewise.
23586 (tree_node_structure): Likewise.
23587 (build7_stat): Re-write to be build6_stat.
23588 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23589 (SSA_VAR_P): Adjust.
23590 (struct tree_memory_tag): Remove.
23591 (struct tree_memory_partition_tag): Likewise.
23592 (union tree_node): Adjust.
23593 (build7): Re-write to be build6.
23594 * tree-pass.h (pass_reset_cc_flags): Remove.
23595 (TODO_update_address_taken): New flag.
23596 (pass_simple_dse): Remove.
23597 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23598 * params.h (MAX_ALIASED_VOPS): Remove.
23599 (AVG_ALIASED_VOPS): Likewise.
23600 * omp-low.c (expand_omp_taskreg): Update SSA form.
23601 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23602 aliases the lhs in a copy stmt.
23603 * tree-ssa-dse.c (struct address_walk_data): Remove.
23604 (memory_ssa_name_same): Likewise.
23605 (memory_address_same): Likewise.
23606 (get_kill_of_stmt_lhs): Likewise.
23607 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23608 unused stores. Look through PHI nodes into post-dominated regions.
23609 (dse_optimize_stmt): Simplify. Properly remove stores.
23610 (tree_ssa_dse): Compute dominators.
23611 (execute_simple_dse): Remove.
23612 (pass_simple_dse): Likewise.
23613 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23614 gimple_loaded_syms and gimple_stored_syms computation.
23615 * toplev.c (dump_memory_report): Dump alias and pta stats.
23616 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23617 (vn_reference_eq): Likewise.
23618 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23619 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23620 valueize_vuses): Remove.
23621 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23622 (get_def_ref_stmt_vuse): ... this.
23623 (vn_reference_lookup_2): New function.
23624 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23625 walking equivalent vuses. Simplify.
23626 (vn_reference_lookup): Likewise.
23627 (vn_reference_insert): Likewise.
23628 (vn_reference_insert_pieces): Likewise.
23629 (visit_reference_op_call): Simplify.
23630 (visit_reference_op_load): Likewise.
23631 (visit_reference_op_store): Likewise.
23632 (init_scc_vn): Remove shared_lookup_vuses initialization.
23633 (free_scc_vn): Remove shared_lookup_vuses freeing.
23634 (sort_vuses, sort_vuses_heap): Remove.
23635 (get_ref_from_reference_ops): Export.
23636 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23637 vector with single vuse pointer.
23638 (vn_reference_lookup_pieces, vn_reference_lookup,
23639 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23640 (shared_vuses_from_stmt): Remove.
23641 (get_ref_from_reference_ops): Declare.
23642 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23643 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23644 memory-tag related code.
23645 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23646 (likely_value): Add comment, skip static-chain of call statements.
23647 (surely_varying_stmt_p): Adjust.
23648 (gimplify_and_update_call_from_tree): Likewise.
23649 (execute_fold_all_builtins): Do not rebuild alias info.
23650 (gimplify_and_update_call_from_tree): Properly update VOPs.
23651 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23652 (copy_ref_info): Remove memory-tag related code.
23653 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23654 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23655 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23657 * tree-ssa-dom.c (gimple_p): Remove typedef.
23658 (eliminate_redundant_computations): Adjust.
23659 (record_equivalences_from_stmt): Likewise.
23660 (avail_expr_hash): Likewise.
23661 (avail_expr_eq): Likewise.
23662 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23663 (stmt_makes_single_load): Likewise.
23664 (stmt_makes_single_store): Likewise.
23665 * tree-ssa-alias.c: Rewrite completely.
23666 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23667 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23668 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23669 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23670 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23671 Remove public functions.
23672 (pass_reset_cc_flags): Remove.
23673 (pass_build_alias): Move ...
23674 * tree-ssa-structalias.c (pass_build_alias): ... here.
23675 * tree-ssa-alias.c (may_be_aliased): Move ...
23676 * tree-flow-inline.h (may_be_aliased): ... here.
23677 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23678 count_uses_and_derefs): Move ...
23679 * gimple.c: ... here.
23680 * gimple.h (count_uses_and_derefs): Declare.
23681 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23682 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23683 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23684 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23685 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23686 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23687 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23689 * tree-dfa.c (refs_may_alias_p): Move ...
23690 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23691 * tree-ssa-alias.h: New file.
23692 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23693 (statement_sink_location): Likewise.
23694 * opts.c (decode_options): Do not adjust max-aliased-vops or
23695 avg-aliased-vops values.
23696 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23697 (TV_CALL_CLOBBER): Likewise.
23698 (TV_FLOW_SENSITIVE): Likewise.
23699 (TV_FLOW_INSENSITIVE): Likewise.
23700 (TV_MEMORY_PARTITIONING): Likewise.
23701 (TV_ALIAS_STMT_WALK): New timevar.
23702 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23703 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23704 (get_address_description): Remove memory-tag related code.
23705 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23706 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23707 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23708 and immediate uses in statements. Document.
23709 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23710 (dump_symbols): Remove.
23711 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23712 * alias.c (get_deref_alias_set): New function split out from ...
23713 (get_alias_set): ... here.
23714 * alias.h (get_deref_alias_set): Declare.
23715 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23716 type parameter. Remove restrict pointer handling. Create a
23717 ref-all pointer in case type-based alias sets do not conflict.
23718 (vect_analyze_data_refs): Remove SMT related code.
23719 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23720 (vectorizable_load): Likewise.
23721 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23722 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23723 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23724 Ignore vops and SMTs.
23725 (dr_analyze_alias): Likewise..
23726 (free_data_ref): Likewise.
23727 (create_data_ref): Likewise.
23728 (analyze_all_data_dependences): Likewise.
23729 (get_references_in_stmt): Adjust.
23730 * tree-flow-inline.h (gimple_aliases_computed_p,
23731 gimple_addressable_vars, gimple_call_clobbered_vars,
23732 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23733 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23734 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23735 gimple_mem_ref_stats): Remove.
23736 (gimple_vop): New function.
23737 (op_iter_next_use): Remove vuses and mayuses cases.
23738 (op_iter_next_def): Remove vdefs case.
23739 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23740 (clear_and_done_ssa_iter): Do not set removed fields.
23741 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23742 Assert we are not iterating over vuses or vdefs if not also
23743 iterating over uses or defs.
23744 (op_iter_init_use): Likewise.
23745 (op_iter_init_def): Likewise.
23746 (op_iter_next_vdef): Remove.
23747 (op_iter_next_mustdef): Likewise.
23748 (op_iter_init_vdef): Likewise.
23749 (compare_ssa_operands_equal): Likewise.
23750 (link_use_stmts_after): Handle vuse operand.
23751 (is_call_used): Use is_call_clobbered.
23752 (is_call_clobbered): Global variables are always call clobbered,
23753 query the call-clobbers bitmap.
23754 (mark_call_clobbered): Ignore global variables.
23755 (clear_call_clobbered): Likewise.
23756 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23757 virtual operands sanity check.
23758 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23760 (TARGET_MEM_REF): Remove TMR_TAG operand.
23761 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23762 Remove call-clobber related code.
23763 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23764 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23765 partitions or escape reason.
23766 (get_single_def_stmt, get_single_def_stmt_from_phi,
23767 get_single_def_stmt_with_phi): Remove.
23768 (dump_referenced_vars): Tidy.
23769 (get_ref_base_and_extent): Allow bare decls.
23770 (collect_dfa_stats): Adjust.
23771 * graphite.c (rename_variables_in_stmt): Adjust.
23772 (graphite_copy_stmts_from_block): Likewise.
23773 (translate_clast): Likewise.
23774 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23776 (translate_vuse_through_block): Use the oracle.
23777 (phi_translate_1): Adjust.
23778 (value_dies_in_block_x): Use the oracle. Cache the outcome
23780 (valid_in_sets): Check if the VUSE for
23781 a REFERENCE is available.
23782 (eliminate): Do not remove stmts during elimination,
23783 instead queue and remove them afterwards.
23784 (do_pre): Do not rebuild alias info.
23785 (pass_pre): Run TODO_rebuild_alias before PRE.
23786 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23787 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23788 (mark_all_v_defs_stmt): Remove.
23789 (mark_all_v_defs_seq): Adjust.
23790 (sra_replace): Likewise.
23791 (scalarize_use): Likewise.
23792 (scalarize_copy): Likewise.
23793 (scalarize_init): Likewise.
23794 (scalarize_ldst): Likewise.
23795 (todoflags): Remove.
23796 (tree_sra): Do not rebuild alias info.
23797 (tree_sra_early): Adjust.
23798 (pass_sra): Run TODO_update_address_taken before SRA.
23799 * tree-predcom.c (set_alias_info): Remove.
23800 (prepare_initializers_chain): Do not call it.
23801 (mark_virtual_ops_for_renaming): Adjust.
23802 (mark_virtual_ops_for_renaming_list): Remove.
23803 (initialize_root_vars): Adjust.
23804 (initialize_root_vars_lm): Likewise.
23805 (prepare_initializers_chain): Likewise.
23806 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23807 (may_propagate_copy_into_stmt): Likewise.
23808 (merge_alias_info): Do nothing for now.
23809 (propagate_tree_value_into_stmt): Adjust.
23810 (stmt_may_generate_copy): Likewise.
23811 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23812 not mark symbols for renaming.
23813 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23814 with the same statement, make sure to update the new pointed-to one.
23815 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23816 call statements, do not mark symbols for renaming.
23817 (mark_operand_necessary): Dump something.
23818 (ref_may_be_aliased): New function.
23819 (mark_aliased_reaching_defs_necessary_1): New helper function.
23820 (mark_aliased_reaching_defs_necessary): Likewise.
23821 (mark_all_reaching_defs_necessary_1): Likewise.
23822 (mark_all_reaching_defs_necessary): Likewise.
23823 (propagate_necessity): Do not process virtual PHIs. For
23824 non-aliased loads mark all reaching definitions as necessary.
23825 For aliased loads and stores mark the immediate dominating
23826 aliased clobbers as necessary.
23827 (visited): New global static.
23828 (perform_tree_ssa_dce): Free visited bitmap after propagating
23830 (remove_dead_phis): Perform simple dead virtual PHI removal.
23831 (remove_dead_stmt): Properly unlink virtual operands when
23833 (eliminate_unnecessary_stmts): Schedule PHI removal after
23835 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23836 (process_replaceable): Likewise.
23837 (find_replaceable_in_bb): Likewise.
23838 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23839 based on the single gimple vop.
23840 (verify_flow_insensitive_alias_info): Remove.
23841 (verify_flow_sensitive_alias_info): Likewise.
23842 (verify_call_clobbering): Likewise.
23843 (verify_memory_partitions): Likewise.
23844 (verify_alias_info): Likewise.
23845 (verify_ssa): Adjust..
23846 (execute_update_addresses_taken): Export. Update SSA
23847 manually. Optimize only when optimizing. Use a local bitmap.
23848 (pass_update_address_taken): Remove TODO_update_ssa, add
23850 (pass_update_address_taken): Just use TODO_update_address_taken.
23851 (init_tree_ssa): Do not initialize addressable_vars.
23852 (verify_ssa): Verify new VUSE / VDEF properties.
23853 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23854 Do not call verify_alias_info.
23855 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23856 Do not free the loaded and stored syms bitmaps. Reset the escaped
23857 and callused solutions. Do not free addressable_vars.
23858 Remove memory-tag related code.
23859 (warn_uninitialized_var): Aliases are always available.
23860 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23861 * lambda-code.c (can_put_in_inner_loop): Adjust.
23862 (can_put_after_inner_loop): Likewise.
23863 (perfect_nestify): Likewise.
23864 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23865 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23866 (vectorizable_conversion): Do not mark symbols for renaming.
23867 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23868 (expand_call_inline): Unlink the calls virtual operands before
23870 (tree_function_versioning): Do not call update_ssa if we are not
23871 updating clones. Simplify.
23872 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23873 (propagate_with_phi): Likewise..
23874 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23875 clobber code. Assert we are not aliased or global.
23876 * tree-flow.h: Include tree-ssa-alias.h
23877 (enum escape_type): Remove.
23878 (struct mem_sym_stats_d): Likewise.
23879 (struct mem_ref_stats_d): Likewise.
23880 (struct gimple_df): Add vop member. Remove global_var,
23881 call_clobbered_vars, call_used_vars, addressable_vars,
23882 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23883 escaped and callused members.
23884 (struct ptr_info_def): Remove all members, add points-to solution
23886 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23887 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23888 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23889 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23890 (tree-ssa-alias.o): Likewise.
23891 (toplev.o): Add tree-ssa-alias.h
23892 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23893 * gimple.c (gimple_set_bb): Fix off-by-one error.
23894 (is_gimple_reg): Do not handle memory tags.
23895 (gimple_copy): Also copy virtual operands.
23896 Delay updating the statement. Do not reset loaded and stored syms.
23897 (gimple_set_stored_syms): Remove.
23898 (gimple_set_loaded_syms): Likewise.
23899 (gimple_call_copy_skip_args): Copy the virtual operands
23900 and mark the new statement modified.
23901 * tree-ssa-structalias.c (may_alias_p): Remove.
23902 (set_uids_in_ptset): Take the alias set to prune with as
23903 parameter. Fold in the alias test of may_alias_p.
23904 (compute_points_to_sets): Compute whether a ptr is dereferenced
23905 in a local sbitmap.
23906 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23907 other ADDRESSOF constraints on the lhs.
23908 (get_constraint_for_component_ref): Assert that we don't get
23909 ADDRESSOF constraints from the base of the reference.
23910 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23911 (struct variable_info): Remove collapsed_to member.
23912 (get_varinfo_fc): Remove.
23913 (new_var_info): Do not set collapsed_to.
23914 (dump_constraint): Do not follow cycles.
23915 (dump_constraint_graph): Likewise.
23916 (build_pred_graph): Likewise.
23917 (build_succ_graph): Likewise.
23918 (rewrite_constraints): Likewise.
23919 (do_simple_structure_copy): Remove.
23920 (do_rhs_deref_structure_copy): Remove.
23921 (do_lhs_deref_structure_copy): Remove.
23922 (collapse_rest_of_var): Remove.
23923 (do_structure_copy): Re-implement.
23924 (pta_stats): New global variable.
23925 (dump_pta_stats): New function.
23926 (struct constraint_expr): Make offset signed.
23927 (UNKNOWN_OFFSET): Define special value.
23928 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23929 (solution_set_expand): New helper function split out from ...
23930 (do_sd_constraint): ... here.
23931 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23932 (do_ds_constraint): Likewise.
23933 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23934 and CALLUSED = *CALLUSED.
23935 (set_union_with_increment): Make inc argument signed.
23936 (type_safe): Remove.
23937 (get_constraint_for_ptr_offset): Handle unknown and negative
23939 (first_vi_for_offset): Handle offsets before start. Bail
23940 out early for offsets beyond the variable extent.
23941 (first_or_preceding_vi_for_offset): New function.
23942 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23943 Together with ESCAPED = *ESCAPED this properly computes reachability.
23944 (find_what_var_points_to): New function.
23945 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23946 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23947 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23948 pt_solutions_intersect): New functions.
23949 (compute_call_used_vars): Remove.
23950 (compute_may_aliases): New main entry into PTA computation.
23951 * gimple.h (gimple_p): New typedef.
23952 (struct gimple_statement_base): Remove references_memory_p.
23953 (struct gimple_statement_with_memory_ops_base): Remove
23954 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23956 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23957 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23958 gimple_set_references_memory): Remove.
23959 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23960 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23962 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23963 (verify_expr): Allow RESULT_DECL.
23964 (gimple_duplicate_bb): Do not copy virtual operands.
23965 (gimple_duplicate_sese_region): Adjust.
23966 (gimple_duplicate_sese_tail): Likewise.
23967 (mark_virtual_ops_in_region): Remove.
23968 (move_sese_region_to_fn): Do not call it.
23969 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23970 and pass_simple_dse.
23971 (execute_function_todo): Handle TODO_update_address_taken,
23972 call execute_update_addresses_taken for TODO_rebuild_alias.
23973 (execute_todo): Adjust.
23974 (execute_one_pass): Init dump files early.
23975 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23977 (create_general_new_stmt): Clear vops.
23978 * tree-ssa-reassoc.c (get_rank): Adjust.
23979 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23980 symbols for renaming.
23981 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23982 (PARAM_AVG_ALIASED_VOPS): Likewise.
23983 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23984 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23985 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23986 (operand_build_cmp, copy_virtual_operands,
23987 create_ssa_artificial_load_stmt, add_to_addressable_set,
23988 gimple_add_to_addresses_taken): Remove public functions.
23989 (unlink_stmt_vdef): New function.
23991 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23993 * config.gcc (powerpc-*-linux*): Merge variants.
23995 2009-04-02 Chao-ying Fu <fu@mips.com>
23996 James Grosbach <james.grosbach@microchip.com>
23998 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23999 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24001 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24002 keep_interrupts_masked_p, use_debug_exception_return_p.
24003 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24004 keep_interrupts_masked, use_debug_exception_return.
24005 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24006 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24008 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24009 (mips_print_operand): Process COP0 registers to print $0 .. $31
24010 correctly for GAS to process.
24011 (mips_interrupt_extra_call_saved_reg_p): New function.
24012 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24014 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24015 (mips_compute_frame_info): Add supports for interrupt context that
24016 includes doubleword accumulators and COP0 registers.
24017 (mips_for_each_saved_acc): New function.
24018 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24019 mips_for_each_saved_reg.
24020 (mips_save_reg): Save accumulators.
24021 (mips_kernel_reg_p): A new for_each_rtx callback.
24022 (mips_expand_prologue): Support interrupt handlers.
24023 (mips_restore_reg): Restore accumulators.
24024 (mips_expand_epilogue): Support interrupt handlers.
24025 (mips_can_use_return_insn): Return false for interrupt handlers.
24026 (mips_epilogue_uses): New function.
24027 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24028 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24029 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24030 cop0_move): New instructions.
24031 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24032 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24034 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24036 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24037 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24038 interrupt handlers, we use K0 as the temporary register.
24039 (EPILOGUE_USES): Change to a function call.
24040 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24041 handlers, we use K0 as the temporary register.
24043 * doc/extend.texi (Function Attributes): Document interrupt,
24044 use_shadow_register_set, keep_interrupts_masked,
24045 use_debug_exception_return for MIPS attributes.
24047 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24049 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24050 Remove a number of t-files from tmake_file.
24051 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24052 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24053 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24054 target_prototype, not TARGET_PROTOTYPE.
24055 (LINK_OS_GNU_SPEC): Define.
24056 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24057 and darwin-ldoubdle.c.
24059 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24062 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24063 (cpp_options): Ditto.
24064 (default_compilers): Ditto.
24065 (display_help): Ditto.
24066 (process_command): Ditto.
24067 (do_spec_1): Ditto.
24068 (set_input): Use lbasename instead of duplicate code.
24069 (save_temps_prefix): New static for -save-temps=obj.
24070 (save_temps_length): Ditto.
24072 * doc/invoke.texi (-save-temps=obj): Document new variant to
24073 -save-temps switch.
24075 2009-04-02 Jeff Law <law@redhat.com>
24077 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24080 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24082 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24083 * configure: Regenerated.
24085 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24087 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24088 share the argument list.
24090 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24094 2009-02-12 Diego Novillo <dnovillo@google.com>
24096 * varpool.c (debug_varpool): New.
24097 * cgraph.h (debug_varpool): Declare.
24099 2009-04-02 Jan Hubicka <jh@suse.cz>
24101 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24104 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24106 * config/i386/i386.c (ix86_abi): Move initialization to ...
24107 (override_options): Here.
24109 2009-04-02 Christian Bruel <christian.bruel@st.com>
24111 * config/sh/sh.c (sh_dwarf_register_span): New function.
24112 (TARGET_DWARF_REGISTER_SPAN): Define.
24113 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24115 2009-04-02 Ira Rosen <irar@il.ibm.com>
24117 PR tree-optimization/39595
24118 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24119 interleaved loads group is not greater than the SLP group size.
24121 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24123 * builtins.c (is_builtin_name): New.
24124 (called_as_built_in): Use is_builtin_name.
24125 * tree.h (is_builtin_name): New.
24126 * varasm.c (incorporeal_function_p): Use is_builtin_name
24128 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24130 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24132 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24135 * c-decl.c (clone_underlying_type): Move this ...
24136 * c-common.c (set_underlying_type): ... here.
24137 Also, make sure the function properly sets TYPE_STUB_DECL() on
24138 the newly created typedef variant type.
24139 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24140 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24143 2009-04-02 Richard Guenther <rguenther@suse.de>
24145 PR tree-optimization/37221
24146 * tree-flow.h (degenerate_phi_result): Declare.
24147 * tree-ssa-dom.c (degenerate_phi_result): Export.
24148 * tree-scalar-evolution.c (analyze_initial_condition): If
24149 the initial condition is defined by a degenerate PHI node
24150 use the degenerate value.
24152 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24154 PR rtl-optimization/39588
24155 * combine.c (merge_outer_ops): Do not set the constant when this
24157 (simplify_shift_const_1): Do not modify it either in this case.
24159 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24161 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24162 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24164 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24167 * c-lex.c (interpret_float): Default (no suffix) is double.
24169 2009-04-1 Xinliang David Li <davidxl@google.com>
24171 * config/i386/i386.c (legitimate_constant_p): Recognize
24172 all one vector constant.
24174 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24176 * config/vax/vax.c: Add #includes to silence warnings.
24177 Change #include order to silence two warnings.
24179 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24181 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24182 (ASM_SPEC): Pass -k to the assembler for PIC code.
24184 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24186 * config.gcc: Add vax-*-linux* to the switch.
24187 * config/vax/linux.h: New file. (TARGET_VERSION,
24188 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24190 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24192 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24193 Use predicate macros instead of GET_CODE() == foo.
24194 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24195 ashlsi3, rotrsi3, <unnamed>): Likewise.
24197 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24199 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24200 jbbccihi, jbbccisi): Remova trailing whitespace.
24201 * config/vax/constraints.md: Likewise.
24202 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24203 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24204 * config/vax/predicates.md: Likewise.
24205 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24206 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24207 * config/vax/vax.h: Likewise.
24208 * config/vax/vax.md (nonlocal_goto): Likewise.
24210 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24212 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24213 (indirectable_address_p, adjacent_operands_p): Add spaces around
24215 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24217 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24219 * config/vax/vax.c (legitimate_constant_address_p,
24220 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24221 index_term_p, reg_plus_index_p, legitimate_address_p,
24222 vax_mode_dependent_address_p): Update comments to match functions
24223 modified by the recent int->bool conversion.
24225 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24227 * config/vax/builtins.md: Update copyright message.
24228 * config/vax/constraints.md: Likewise.
24229 * config/vax/netbsd-elf.h: Likewise.
24230 * config/vax/predicates.md: Likewise.
24231 * config/vax/vax-protos.h: Likewise.
24232 * config/vax/vax.c: Likewise.
24233 * config/vax/vax.h: Likewise.
24234 * config/vax/vax.md: Likewise.
24235 * config/vax/vax.opt: Likewise.
24237 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24239 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24240 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24241 * config/vax/constraints.md (B, R): Likewise.
24242 * config/vax/predicates.md (external_memory_operand,
24243 nonimmediate_addsub_di_operand): Likewise.
24244 * config/vax/vax.c (vax_output_int_add): Likewise.
24245 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24246 untyped_call): Likewise.
24248 2009-04-01 Matt Thomas <matt@3am-software.com>
24250 * config/vax/predicates.md: New file.
24251 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24252 external_const_operand, nonsymbolic_operand, external_memory_operand,
24253 indirect_memory_operand, indexed_memory_operand,
24254 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24255 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24257 * config/vax/constraints.md: New file.
24258 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24260 * config/vax/builtins.md: New file.
24261 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24262 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24264 * config/vax/vax.opt (mqmath): Add option.
24265 * config/vax/vax.md (isfx): Extend with DI.
24266 (VAXintQH, VAXintQHSD): Define.
24267 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24268 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24269 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24270 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24271 (movdi): Update constraints and use vax_output_int_move().
24272 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24273 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24274 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24275 nonlocal_goto): New.
24276 (mov<mode>): Extend accepted operand types.
24277 (subdi3_old): Rename from subdi3, change update constraints and use
24278 a new implementation.
24279 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24280 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24281 MOVE_RATIO, CLEAR_RATIO): Define.
24282 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24283 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24284 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24285 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24286 (split_quadword_operands): Make static and really allow variable
24288 (print_operand_address): Update for PIC generation.
24289 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24290 indexable_address_p, fixup_mathdi_operand,
24291 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24292 (vax_float_literal, legitimate_constant_p,
24293 indirectable_constant_address_p, index_term_p,
24294 reg_plus_index_p): Return bool instead of int.
24295 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24297 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24299 (vax_output_conditional_branch): Indent.
24300 (legitimate_constant_address_p, indirectable_constant_address_p,
24301 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24302 vax_mode_dependent_address_p): Return bool instead of int, update for
24304 * config/vax/vax-protos.h (legitimate_constant_address_p,
24305 legitimate_constant_p, legitimate_address_p,
24306 vax_mode_dependent_address_p): Change declaration to bool.
24307 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24308 vax_expand_addsub_di_operands, vax_output_int_subtract,
24309 vax_output_movmemsi): Declare.
24310 (split_quadword_operands, vax_float_literal): Delete declaration.
24311 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24312 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24313 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24314 ASM_OUTPUT_DWARF_PCREL): Define.
24315 (ASM_SPEC): Change definition to allow PIC generation.
24317 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24319 * doc/sourcebuild.texi: Update front-end requirements.
24321 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24324 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24325 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24326 (booldi3_internal3): Use boolean_or_operator instead of
24329 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24332 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24333 declarator whose size is not an integer constant expression but
24334 folds to an integer constant, then treat it as a constant
24337 2009-04-01 Richard Guenther <rguenther@suse.de>
24339 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24340 i * 4 + 2 to (i * 2 + 1) * 2.
24342 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24345 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24346 return if c_parser_asm_string_literal returned NULL.
24348 2009-04-01 Nick Clifton <nickc@redhat.com>
24350 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24352 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24353 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24354 other typedefs to avoid conflicts with libgcc2.c. Define labels
24355 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24357 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24358 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24361 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24363 * varasm.c (default_function_rodata_section): Declare DOT as
24366 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24367 Andrey Galkin <agalkin@hypercom.com>
24370 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24371 Make object_name unique for each process.
24373 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24376 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24377 addressable variables in the parallel that could go out of scope while
24378 running queued tasks.
24380 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24382 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24383 (CASE_VALUES_THRESHOLD): Redefine.
24384 * config/avr/avr.c (avr_override_options): Remove initialization of
24385 avr_case_values_threshold variable.
24386 (avr_case_values_threshold): Remove variable. Add new function.
24387 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24388 * config/avr/avr.opt (mno-tablejump): Remove option.
24389 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24391 2009-04-01 DJ Delorie <dj@redhat.com>
24393 * varasm.c (default_function_rodata_section): Don't assume
24394 anything about where the first '.' in the section name is.
24396 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24398 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24399 rs6000_emit_stack_tie.
24401 2009-03-31 Ian Lance Taylor <iant@google.com>
24403 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24404 gimple_code with GIMPLE_RESX, not RESX.
24406 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24408 * c-common.c (c_get_ident): New.
24409 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24411 2009-04-01 Ben Elliston <bje@au.ibm.com>
24413 * config/rs6000/sysv4.opt (msdata): Improve option description.
24415 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24417 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24418 (divdf3_internal_lat): Remove.
24419 (divxf3_internal_lat): Remove.
24420 (divxf3_internal_thr): Remove.
24421 (divxf): Use divxf3_internal.
24422 * config/ia64/div.md (divsf3_internal_lat): New.
24423 (divdf3_internal_lat): New.
24424 (divxf3_internal): New.
24426 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24429 * Makefile.in (USE_GCC_STDINT): Define.
24430 (stmp-int-hdrs): Install stdint.h if applicable.
24431 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24433 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24434 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24435 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24436 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24437 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24438 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24439 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24440 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24441 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24442 (c_common_nodes_and_builtins): Initialize
24443 underlying_wchar_type_node. Do not initialize
24444 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24445 nodes for new types.
24446 (c_stddef_cpp_builtins): Define macros for new types.
24447 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24449 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24450 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24451 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24452 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24453 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24454 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24455 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24456 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24457 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24458 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24459 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24460 int16_type_node, int32_type_node, int64_type_node,
24461 uint8_type_node, uint16_type_node, c_uint32_type_node,
24462 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24463 int_least32_type_node, int_least64_type_node,
24464 uint_least8_type_node, uint_least16_type_node,
24465 uint_least32_type_node, uint_least64_type_node,
24466 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24467 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24468 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24469 uintptr_type_node): Define.
24470 * c-cppbuiltin.c (builtin_define_constants,
24471 builtin_define_type_minmax): New.
24472 (builtin_define_stdint_macros): Define more macros.
24473 (c_cpp_builtins): Define more limit macros.
24474 (type_suffix): New.
24475 (builtin_define_type_max): Define in terms of
24476 builtin_define_type_minmax. Remove is_long parameter. All
24478 * config.gcc (use_gcc_stdint): Define.
24479 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24480 Add newlib-stdint.h for generic targets.
24481 * config/glibc-stdint.h, config/newlib-stdint.h,
24482 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24483 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24484 * config/score/score.h (UINTPTR_TYPE): Define.
24485 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24486 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24487 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24488 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24489 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24490 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24491 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24492 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24493 * config/spu/spu.h (STDINT_LONG32): Define.
24494 * configure.ac (use_gcc_stdint): Substitute.
24495 * configure: Regenerate.
24496 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24497 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24498 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24499 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24500 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24501 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24502 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24503 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24504 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24505 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24506 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24507 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24508 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24509 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24510 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24511 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24512 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24513 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24514 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24515 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24516 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24517 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24518 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24519 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24520 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24521 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24522 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24523 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24524 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24526 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24528 * loop-iv.c (suitable_set_for_replacement): Renamed from
24529 simplify_using_assignment; changed to return bool and to accept new
24530 args DEST and SRC. Return true iff we find a source/destination pair
24531 that can be used to make a replacement, and fill SRC and DEST if so.
24532 Remove arg ALTERED. Don't deal with altered regs here. All callers
24534 (simplify_using_initial_values): Deal with altered regs here and track
24535 more precisely the effect they have on the validity of our expression.
24537 * loop-iv.c (simplify_using_condition): A condition of the form
24538 (EQ REG CONST) can be used to simply make a substitution.
24539 (simplify_using_initial_values): Keep track of conditions we have seen
24540 and keep using them to simplify new expressions, while applying the
24541 same substitutions to them as to the expression.
24543 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24544 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24547 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24548 changed. Use this when trying to improve the upper bound.
24549 Generate the comparison by using simplify_gen_relational.
24551 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24553 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24555 (simplify_using_assignment, simplify_using_initial_values): Call
24556 replace_in_expr to make replacements. Call replace_single_def_regs
24557 once on the initial version of the expression.
24559 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24562 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24564 2009-03-31 Richard Guenther <rguenther@suse.de>
24566 PR middle-end/31029
24567 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24568 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24570 2009-03-31 Richard Guenther <rguenther@suse.de>
24572 * tree.h (div_if_zero_remainder): Declare.
24573 * fold-const.c (div_if_zero_remainder): Export.
24574 * tree-ssa-forwprop.c
24575 (forward_propagate_addr_into_variable_array_index): Handle
24576 constant array index addition outside of the variable index.
24578 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24581 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24582 define_splits, floatunssi<mode>2): Require x87 conversions from
24583 DImode to be permitted.
24585 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24587 PR preprocessor/15638
24588 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24590 2009-03-31 Richard Guenther <rguenther@suse.de>
24592 PR middle-end/23401
24593 PR middle-end/27810
24594 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24595 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24596 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24597 a separate statement.
24598 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24599 (lookup_tmp_var): Likewise.
24600 (is_gimple_formal_tmp_or_call_rhs): Remove.
24601 (is_gimple_reg_or_call_rhs): Rename to ...
24602 (is_gimple_reg_rhs_or_call): ... this.
24603 (is_gimple_mem_or_call_rhs): Rename to ...
24604 (is_gimple_mem_rhs_or_call): ... this.
24605 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24606 DECL_GIMPLE_REG_P only if is_formal is true.
24607 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24608 for non-proper post-modify expression gimplification.
24609 (gimplify_self_mod_expr): For post-modify expressions gimplify
24610 the lvalue to a minimal lvalue.
24611 (rhs_predicate_for): Remove formal temp case.
24612 (gimplify_modify_expr_rhs): Likewise.
24613 (gimplify_addr_expr): Use is_gimple_reg.
24614 (gimplify_expr): Remove formal temp cases.
24615 (gimple_regimplify_operands): Likewise.
24616 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24617 and FILTER_EXPR like constants.
24618 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24620 (is_gimple_formal_tmp_rhs): Remove.
24621 (is_gimple_reg_rhs): Remove special casing.
24622 (is_gimple_mem_rhs): Fix.
24623 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24624 (is_gimple_formal_tmp_var): Remove.
24625 (is_gimple_formal_tmp_reg): Likewise.
24626 (is_gimple_min_lval): Allow invariant component ref parts.
24627 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24628 is_gimple_formal_tmp_reg): Remove declarations.
24629 * tree-cfg.c (verify_expr): Verify that variables with address
24630 taken do not have DECL_GIMPLE_REG_P set.
24631 * tree-mudflap.c (mf_build_check_statement_for): Use
24632 force_gimple_operand instead of gimplify_expr.
24634 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24636 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24637 schedulable rows to compute_split_row.
24639 2009-03-31 Ben Elliston <bje@au.ibm.com>
24642 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24645 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24647 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24648 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24649 * configure: Regenerate.
24650 * config.in: Regenerate.
24651 * config/rs6000/rs6000.opt (mtls-markers): Add.
24652 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24653 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24654 (tls_ld_aix, tls_ld_sysv): Likewise.
24655 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24656 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24658 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24660 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24662 2009-03-30 Jan Hubicka <jh@suse.cz>
24664 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24666 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24667 detection and label handling.
24669 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24671 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24672 left_conflicts_size.
24673 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24674 ALLOCNO_LEFT_CONFLICTS_SIZE.
24676 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24677 remove_allocno_from_bucket_and_push,
24678 allocno_spill_priority_compare, push_allocnos_to_stack,
24679 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24680 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24681 (setup_allocno_left_conflicts_num): Ditto. Rename to
24682 setup_allocno_left_conflicts_size.
24683 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24684 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24685 setup_allocno_left_conflicts_size instead of
24686 setup_allocno_left_conflicts_num.
24688 * ira-build.c (ira_create_allocno): Use
24689 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24690 ALLOCNO_LEFT_CONFLICTS_NUM.
24692 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24694 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24695 instead of DF_LR_OUT.
24697 * ira-lives.c (process_bb_node_lives): Ditto.
24699 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24700 instead of DF_LR_{OUT,IN}.
24702 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24704 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24706 2009-03-30 Jan Hubicka <jh@suse.cz>
24708 * except.c (label_to_region_map): Fix thinko.
24710 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24712 PR middle-end/38237
24713 * tree.h (tree_find_value): New declaration.
24714 * tree.c (tree_find_value): New function.
24715 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24717 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24720 * c-decl.c (struct c_binding): Add locus field.
24721 (bind): Add locus argument, set locus field from it.
24722 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24723 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24724 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24725 implicitly_declare, undeclared_variable, lookup_label,
24726 declare_label, c_make_fname_decl, c_builtin_function,
24727 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24730 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24733 * config/i386/i386.c (classify_argument): Check total size of
24736 2009-03-30 Martin Jambor <mjambor@suse.cz>
24738 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24739 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24740 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24743 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24744 seen_variable_array_ref while also traversing a union.
24746 * tree-inline.c (optimize_inline_calls): Do not call
24747 cgraph_node_remove_callees.
24748 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24749 (pass_remove_cgraph_callee_edges): New variable.
24750 * passes.c (init_optimization_passes): Add
24751 pass_remove_cgraph_callee_edges after early inlining and before all
24752 late intraprocedural passes.
24754 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24756 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24758 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24759 Fix typos in names.
24761 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24763 * combine.c (simplify_comparison): Use have_insn_for.
24764 * dojump.c (do_jump): Likewise.
24766 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24768 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24769 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24770 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24771 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24772 instead of sparc_compare_emitted.
24773 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24774 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24775 instead of sparc_compare_emitted.
24777 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24779 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24780 enter/exit cfglayout mode.
24781 (pass_partition_block): Require it.
24782 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24783 (combine_instructions): Track basic blocks instead of labels.
24784 (update_cfg_for_uncondjump): New.
24785 (try_combine): Use it. Update jumps after rescanning.
24786 (pass_combine): Require PROP_cfglayout.
24787 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24789 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24791 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24792 Provide/destroy PROP_cfglayout respectively.
24793 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24794 * tree-pass.h (PROP_cfglayout): New.
24796 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24798 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24799 fold_convert_const_fixed_from_fixed,
24800 fold_convert_const_fixed_from_int,
24801 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24802 set TREE_CONSTANT_OVERFLOW.
24803 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24804 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24806 2009-03-30 Ira Rosen <irar@il.ibm.com>
24808 * tree-vect-loop-manip.c: New file.
24809 * tree-vectorizer.c: Update documentation and included files.
24810 (vect_loop_location): Make extern.
24811 (rename_use_op): Move to tree-vect-loop-manip.c
24812 (rename_variables_in_bb, rename_variables_in_loop,
24813 slpeel_update_phis_for_duplicate_loop,
24814 slpeel_update_phi_nodes_for_guard1,
24815 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24816 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24817 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24818 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24819 find_loop_location): Likewise.
24820 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24821 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24822 get_vectype_for_scalar_type, vect_is_simple_use,
24823 supportable_widening_operation, supportable_narrowing_operation):
24825 (bb_in_loop_p): Move to tree-vect-loop.c.
24826 (new_loop_vec_info, destroy_loop_vec_info,
24827 reduction_code_for_scalar_code, report_vect_op,
24828 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24829 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24830 (vect_supportable_dr_alignment): Likewise.
24831 * tree-vectorizer.h (tree-data-ref.h): Include.
24832 (vect_loop_location): Declare.
24833 Reorganize function declarations according to the new file structure.
24834 * tree-vect-loop.c: New file.
24835 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24836 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24837 * tree-vect-data-refs.c: New file.
24838 * tree-vect-patterns.c (timevar.h): Don't include.
24839 * tree-vect-stmts.c: New file.
24840 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24841 tree-vect-slp.c, tree-vect-loop.c.
24842 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24843 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24844 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24845 (tree-vect-analyze.o): Remove.
24846 (tree-vect-transform.o): Likewise.
24847 (tree-vect-data-refs.o): Add rule.
24848 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24849 tree-vect-slp.o): Likewise.
24850 (tree-vect-patterns.o): Remove redundant dependencies.
24851 (tree-vectorizer.o): Likewise.
24852 * tree-vect-slp.c: New file.
24854 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24856 * optc-gen.awk: Warn if an option flag has multiple different
24859 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24861 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24862 -floop-block): Document dependences on PPL, CLooG and Graphite.
24864 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24866 PR rtl-optimization/323
24867 * c-common.c (c_fully_fold, convert_and_check,
24868 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24869 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24870 * c-common.def (EXCESS_PRECISION_EXPR): New.
24871 * c-cppbuiltin.c (builtin_define_float_constants): Define
24872 constants with enough digits for long double.
24873 * c-lex.c (interpret_float): Interpret constant with excess
24874 precision where appropriate.
24875 * c-opts.c (c_common_post_options): Set
24876 flag_excess_precision_cmdline. Give an error for
24877 -fexcess-precision=standard for C++ for processors where the
24878 option is significant.
24879 * c-parser.c (c_parser_conditional_expression): Handle excess
24880 precision in condition.
24881 * c-typeck.c (convert_arguments): Handle arguments with excess
24883 (build_unary_op): Move excess precision outside operation.
24884 (build_conditional_expr): Likewise.
24885 (build_compound_expr): Likewise.
24886 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24887 (build_modify_expr): Handle excess precision in RHS.
24888 (convert_for_assignment): Handle excess precision in converted
24890 (digest_init, output_init_element, process_init_element): Handle
24891 excess precision in initializer.
24892 (c_finish_return): Handle excess precision in return value.
24893 (build_binary_op): Handle excess precision in operands and add
24894 excess precision as needed for operation.
24895 * common.opt (-fexcess-precision=): New option.
24896 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24897 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24898 For standard excess precision, output explicit conversion to and
24899 truncation from XFmode.
24900 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24901 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24902 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24903 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24904 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24905 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24906 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24907 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24908 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24909 define_splits, sqrt<mode>2): Disable where appropriate for
24910 standard excess precision.
24911 * convert.c (convert_to_real): Do not shorten arithmetic to type
24912 for which excess precision would be used.
24913 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24914 * doc/invoke.texi (-fexcess-precision=): Document option.
24915 (-mfpmath=): Correct index entry.
24916 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24917 flag_excess_precision): New.
24918 * langhooks.c (lhd_post_options): Set
24919 flag_excess_precision_cmdline.
24920 * opts.c (common_handle_option): Handle -fexcess-precision=.
24921 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24922 init_excess_precision): New.
24923 (lang_dependent_init_target): Call init_excess_precision.
24924 * tree.c (excess_precision_type): New.
24925 * tree.h (excess_precision_type): Declare.
24927 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24930 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24931 non-lvalue to component.
24933 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24935 PR preprocessor/34695
24936 * Makefile.in (c-opts.o): Depend on c-tree.h.
24937 * c-common.c: Move down include of diagnostic.h.
24938 (done_lexing, c_cpp_error): New.
24939 * c-common.h (done_lexing): Declare.
24940 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24942 * c-opts.c: Include c-tree.h.
24943 (c_common_init_options): Set preprocessor error callback.
24944 (c_common_handle_option): Do not set preprocessor
24945 inhibit_warnings, warnings_are_errors, warn_system_headers,
24946 pedantic_errors or inhibit_warnings flags.
24947 (c_common_post_options): Do not check cpp_errors (parse_in).
24948 (c_common_finish): Do not output dependencies if there were
24949 errors. Do not check return value of cpp_finish.
24950 * c-ppoutput.c (pp_file_change): Set input_location.
24951 * c-tree.h (c_cpp_error): Declare.
24952 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24954 (diagnostic_build_prefix): Check override_column.
24955 * diagnostic.h (diagnostic_info): Add override_column field.
24956 (diagnostic_override_column): Define.
24958 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24960 * c-common.c (c_expand_expr, c_staticp): Remove.
24961 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24962 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24963 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24964 * c-gimplify.c (gimplify_compound_literal_expr,
24965 optimize_compound_literals_in_ctor): Remove.
24966 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24967 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24968 * c-semantics.c (emit_local_var): Remove.
24970 * langhooks-def.h (lhd_expand_expr): Remove.
24971 * langhooks.c (lhd_expand_expr): Remove.
24972 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24974 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24975 handling from c-semantics.c; don't call into langhook.
24976 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24977 * gimplify.c (gimplify_compound_literal_expr,
24978 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24979 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24980 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24981 as was done in c-gimplify.c.
24982 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24983 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24984 Move from c-common.h.
24985 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24987 * tree.c (staticp): Do not call langhook.
24988 * langhooks.c (lhd_staticp): Delete.
24989 * langhooks-def.h (lhd_staticp): Delete prototype.
24990 (LANG_HOOKS_STATICP): Delete.
24991 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24993 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24994 instead of DECL_STMTs.
24996 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25004 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25006 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25007 contained expression.
25008 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25009 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25010 conditional expressions for C.
25011 (decl_constant_value_for_optimization): Move from
25012 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25013 whether optimizing and that the expression is a VAR_DECL not of
25014 array type instead of doing such checks in the caller. Do not
25015 check pedantic. Call gcc_unreachable for C++.
25016 * c-common.def (C_MAYBE_CONST_EXPR): New.
25017 * c-common.h (c_fully_fold, c_save_expr,
25018 decl_constant_value_for_optimization): New prototypes.
25019 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25020 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25021 EXPR_INT_CONST_OPERANDS): Define.
25022 * c-convert.c (convert): Strip nops from expression.
25023 * c-decl.c (groktypename): Take extra parameters expr and
25024 expr_const_operands. Update call to grokdeclarator.
25025 (start_decl): Update call to grokdeclarator. Add statement for
25026 expressions used in type of decl.
25027 (grokparm): Update call to grokdeclarator.
25028 (push_parm_decl): Update call to grokdeclarator.
25029 (build_compound_literal): Add parameter non_const and build a
25030 C_MAYBE_COSNT_EXPR if applicable.
25031 (grokdeclarator): Take extra parameters expr and
25032 expr_const_operands. Track expressions used in declaration
25033 specifiers and declarators. Fold array sizes and track whether
25034 they are constant expressions and whether they are integer
25035 constant expressions.
25036 (parser_xref_tag): Set expr and expr_const_operands fields in
25038 (grokfield): Update call to grokdeclarator.
25039 (start_function): Update call to grokdeclarator.
25040 (build_null_declspecs): Set expr and expr_const_operands fields in
25042 (declspecs_add_type): Handle expressions in typeof specifiers.
25043 * c-parser.c (c_parser_declspecs): Set expr and
25044 expr_const_operands fields for declaration specifiers.
25045 (c_parser_enum_specifier): Likewise.
25046 (c_parser_struct_or_union_specifier): Likewise.
25047 (c_parser_typeof_specifier): Likewise. Update call to
25048 groktypename. Fold expression as needed. Return expressions with
25049 type instead of adding statements.
25050 (c_parser_attributes): Update calls to c_parser_expr_list.
25051 (c_parser_statement_after_labels): Fold expression before passing
25052 to objc_build_throw_stmt.
25053 (c_parser_condition): Fold expression.
25054 (c_parser_asm_operands): Fold expression.
25055 (c_parser_conditional_expression): Use c_save_expr. Update call
25056 to build_conditional_expr.
25057 (c_parser_alignof_expression): Update call to groktypename.
25058 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25059 original_code. Fold expression argument of va_arg. Create
25060 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25061 argument to va_arg. Update calls to groktypename. Fold array
25062 index for offsetof. Verify that first argument to
25063 __builtin_choose_expr has integer type.
25064 (c_parser_postfix_expression_after_paren_type): Update calls to
25065 groktypename and build_compound_literal. Handle expressions with
25066 side effects in type name.
25067 (c_parser_postfix_expression_after_primary): Update call to
25068 c_parser_expr_list. Set original_code for calls to
25069 __builtin_constant_p.
25070 (c_parser_expr_list): Take extra parameter fold_p. Fold
25071 expressions if requested.
25072 (c_parser_objc_type_name): Update call to groktypename.
25073 (c_parser_objc_synchronized_statement): Fold expression.
25074 (c_parser_objc_receiver): Fold expression.
25075 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25076 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25077 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25078 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25079 (struct c_typespec): Add elements expr and expr_const_operands.
25080 (struct c_declspecs): Add elements expr and expr_const_operands.
25081 (groktypename, build_conditional_expr, build_compound_literal):
25083 (in_late_binary_op): Declare.
25084 * c-typeck.c (note_integer_operands): New function.
25085 (in_late_binary_op): New variable.
25086 (decl_constant_value_for_broken_optimization): Move to c-common.c
25087 and rename to decl_constant_value_for_optimization.
25088 (default_function_array_conversion): Do not strip nops.
25089 (default_conversion): Do not call
25090 decl_constant_value_for_broken_optimization.
25091 (build_array_ref): Do not fold result.
25092 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25093 result when operand is a VLA.
25094 (c_expr_sizeof_type): Update call to groktypename. Handle
25095 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25096 result when operand names a VLA type.
25097 (build_function_call): Update call to build_compound_literal.
25098 Only fold result for calls to __builtin_* functions. Strip
25099 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25100 the function designator.
25101 (convert_arguments): Fold arguments. Update call to
25102 convert_for_assignment.
25103 (build_unary_op): Handle increment and decrement of
25104 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25105 decrement earlier. Fold operand of increment and decrement.
25106 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25107 built for integer operand. Wrap returns that are INTEGER_CSTs
25108 without being integer constant expressions or that have integer
25109 constant operands without being INTEGER_CSTs.
25110 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25111 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25112 result is an integer constant expression or can be used in
25113 unevaluated parts of one and avoid folding and wrap as
25114 appropriate. Fold operands before possibly doing -Wsign-compare
25116 (build_compound_expr): Wrap result for C99 if operands can be used
25117 in integer constant expressions.
25118 (build_c_cast): Update call to digest_init. Do not ignore
25119 overflow from casting floating-point constants to integers. Wrap
25120 results that could be confused with integer constant expressions,
25121 null pointer constants or floating-point constants.
25122 (c_cast_expr): Update call to groktypename. Handle expressions
25123 included in type name.
25124 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25125 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25126 Update calls to convert_for_assignment.
25127 (convert_for_assignment): Take new parameter
25128 null_pointer_constant. Do not strip nops or call
25129 decl_constant_value_for_broken_optimization. Set
25130 in_late_binary_op for conversions to boolean.
25131 (store_init_value): Update call to digest_init.
25132 (digest_init): Take new parameter null_pointer_constant. Do not
25133 call decl_constant_value_for_broken_optimization. pedwarn for
25134 initializers not constant expressions. Update calls to
25135 convert_for_assignment.
25136 (constructor_nonconst): New.
25137 (struct constructor_stack): Add nonconst element.
25138 (really_start_incremental_init, push_init_level, pop_init_level):
25139 Handle constructor_nonconst and nonconst element.
25140 (set_init_index): Call constant_expression_warning for array
25142 (output_init_element): Fold value. Set constructor_nonconst as
25143 applicable. pedwarn for initializers not constant expressions.
25144 Update call to digest_init. Call constant_expression_warning
25145 where constant initializers are required.
25146 (process_init_element): Use c_save_expr.
25147 (c_finish_goto_ptr): Fold expression.
25148 (c_finish_return): Fold return value. Update call to
25149 convert_for_assignment.
25150 (c_start_case): Fold switch expression.
25151 (c_process_expr_stmt): Fold expression.
25152 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25153 ensure statement expression is not evaluated in constant expression.
25154 (build_binary_op): Track whether results are integer constant
25155 expressions or may occur in such, disable folding and wrap results
25156 as applicable. Fold operands for -Wsign-compare warnings unless
25158 (c_objc_common_truthvalue_conversion): Handle results folded to
25159 integer constants that are not integer constant expressions.
25160 * doc/extend.texi: Document when typeof operands are evaluated,
25161 that condition of __builtin_choose_expr is an integer constant
25162 expression, and more about use of __builtin_constant_p in
25165 2009-03-29 Richard Guenther <rguenther@suse.de>
25167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25168 propagate addresses of array references.
25170 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25172 * regmove.c (perhaps_ends_bb_p): Remove.
25173 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25174 from INSN and check that the main loop stays within that basic block.
25175 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25176 (regmove_forward_pass): Split out from regmove_optimize. Use
25177 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25178 (regmove_backward_pass): Split out from regmove_optimize. Use
25179 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25180 (regmove_optimize): Simplify.
25182 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25185 * config/i386/i386.c (classify_argument): Ignore flexible array
25186 member in struct and warn ABI change.
25188 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25190 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25192 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25193 (ix86_adjust_cost): Updated.
25195 2009-03-29 Jan Hubicka <jh@suse.cz>
25197 PR middle-end/28850
25198 * tree-pass.h (pass_cleanup_eh): New function.
25199 (remove_unreachable_regions): Break code handling RTL
25200 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25201 that can not be reached by runtime.
25202 (can_be_reached_by_runtime): New function.
25203 (label_to_region_map): New function.
25204 (num_eh_regions): New function.
25205 (rtl_remove_unreachable_regions): New function.
25206 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25207 (remove_eh_region): New function.
25208 * except.h: Include sbitmap and vecprim.
25209 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25210 num_eh_regions): Declare.
25211 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25212 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25213 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25214 (tree_empty_eh_handler_p): New function.
25215 (cleanup_empty_eh): New function.
25216 (cleanup_eh): New function.
25217 (pass_cleanup_eh): New function.
25219 2009-03-29 Jan Hubicka <jh@suse.cz>
25221 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25222 for removed regions.
25224 2009-03-29 Jan Hubicka <jh@suse.cz>
25226 * except.c (dump_eh_tree): Dump all datastructures.
25228 2009-03-29 Jan Hubicka <jh@suse.cz>
25230 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25231 (duplicate_eh_regions_1): Likewise.
25232 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25233 vector; call EH verification.
25234 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25235 Be ready for region being removed.
25237 2009-03-29 Jan Hubicka <jh@suse.cz>
25239 * bitmap.c (bitmap_last_set_bit): New function.
25240 * bitmap.h (bitmap_last_set_bit): Declare.
25242 2009-03-29 David Ayers <ayers@fsfe.org>
25245 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25246 by calling objc_compare_types and surpress warnings about
25247 incompatible C pointers that are compatible ObjC pointers.
25249 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25251 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25252 call initialize_inline_failed.
25253 (initialize_inline_failed): Move it from here ...
25254 * cgraph.c (initialize_inline_failed): ... to here.
25255 (cgraph_create_edge): Call initialize_inline_failed rather than
25256 setting inline_failed directly.
25258 2009-03-29 Ben Elliston <bje@au.ibm.com>
25261 * sysv4.opt (msdata): Improve comment.
25262 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25263 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25265 2009-03-29 Ben Elliston <bje@au.ibm.com>
25268 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25269 load and store attributes.
25271 2009-03-29 Ben Elliston <bje@au.ibm.com>
25273 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25274 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25275 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25276 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25277 __builtin_infq and __builtin_huge_valq.
25279 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25281 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25283 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25284 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25286 2009-03-28 Xinliang David Li <davidxl@google.com>
25288 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25289 (do_dbg_cnt): New function.
25291 2009-03-28 Jan Hubicka <jh@suse.cz>
25293 Merge from pretty-ipa:
25295 2009-03-27 Jan Hubicka <jh@suse.cz>
25297 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25298 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25299 * passes.c (function_called_by_processed_nodes_p): New.
25300 * ipa-pure-const.c (check_call): Fix handling of operands.
25301 (analyze_function): Dump debug output for skipped bodies.
25302 (local_pure_const): Use function_called_by_processed_nodes_p.
25303 * dwarf2out.c (reference_to_unused): Use output.
25304 * passes.c (do_per_function_toporder): Likewise.
25306 2008-11-12 Jan Hubicka <jh@suse.cz>
25308 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25309 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25310 state_set_in_source enum
25311 (check_decl): Ignore memory tags; do not set fake looping flags;
25313 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25314 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25315 (check_call, analyze_function): Rewrite.
25317 (add_new_function): Update call of analyze_function.
25318 (generate_summary): Add call of analyze_function.
25319 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25320 (local_pure_const): New function.
25321 (pass_local_pure_const): New pass.
25322 * ipa-inline.c (inline_transform): Set after_inlining.
25323 * tree-eh.c (stmt_can_throw_external): New.
25324 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25325 work with aliasing built.
25326 * tree-flow.h (stmt_can_throw_external): New.
25327 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25328 and local pure/const pass in early and late optimization queue.
25330 2009-03-28 Martin Jambor <mjambor@suse.cz>
25332 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25334 (fold_binary): Allow function decl aligment consideration is the
25335 second argument is integer constant one.
25336 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25337 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25338 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25340 2009-03-28 Jan Hubicka <jh@suse.cz>
25342 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25343 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25344 * function.h (rtl_data): Add nothrow flag.
25345 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25346 set DECL_NOTHROW for AVAILABLE functions.
25348 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25350 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25351 following vector keyword has expansion starting with pixel or bool
25352 keyword, expand vector to __vector and pixel or bool to __pixel or
25356 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25357 warn_if_disallowed_function_p): Removed.
25358 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25359 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25360 warning_if_disallowed_function_p.
25361 * flags.h (warn_if_disallowed_function_p,
25362 warn_disallowed_functions): Removed.
25363 * common.opt (Wdisallowed-function-list=): Removed.
25364 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25366 2009-03-28 Richard Guenther <rguenther@suse.de>
25368 PR tree-optimization/38723
25369 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25372 2009-03-28 Jan Hubicka <jh@suse.cz>
25374 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25375 test introduced by my previous patch.
25377 2009-03-28 Richard Guenther <rguenther@suse.de>
25379 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25380 the PHIs value undefined.
25382 2009-03-28 Jan Hubicka <jh@suse.cz>
25384 * tree-pass.h (pass_fixup_cfg): New pass.
25385 * ipa-inline.c (inline_transform): Set
25386 always_inline_functions_inlined/after_inlining.
25387 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25388 (pass_fixup_cfg): New pass.
25389 * passes.c (init_optimization_passes): Add fixup_cfg.
25391 2009-03-28 Richard Guenther <rguenther@suse.de>
25393 PR tree-optimization/38458
25394 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25395 argument use the arguments copy-of value.
25397 2009-03-28 Richard Guenther <rguenther@suse.de>
25399 PR tree-optimization/38180
25400 * tree-ssa-ccp.c (get_default_value): Simplify.
25401 (likely_value): Likewise.
25402 (surely_varying_stmt_p): Properly handle VOP case.
25403 (ccp_initialize): Likewise.
25404 (ccp_fold): Handle propagating through *&.
25405 (fold_const_aggregate_ref): Also handle decls.
25407 2009-03-28 Jan Hubicka <jh@suse.cz>
25409 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25410 * cgraph.h (cgraph_node): Likewise.
25411 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25412 (cgraph_reset_node): Use process flag.
25413 (cgraph_mark_functions_to_output): Likewise.
25414 (cgraph_expand_function): Likewise.
25415 (cgraph_expand_all_functions): Likewise.
25416 (cgraph_output_in_order): Likewise.
25417 * dwarf2out.c (reference_to_unused): Likewise.
25418 * passes.c do_per_function_toporder): Likewise.
25420 2009-03-28 Jan Hubicka <jh@suse.cz>
25422 Bring from lto-branch:
25424 2008-09-03 Doug Kwan <dougkwan@google.com>
25426 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25427 enums instead of reason strings.
25428 * cgraph.c (cgraph_create_edge): Same.
25429 (cgraph_inline_failed_string): New function.
25430 * cgraph.h (cgraph_inline_failed_t): New enum type.
25431 (cgraph_inline_failed_string): New prototype.
25432 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25433 char pointer to cgraph_inline_failed_t.
25434 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25435 (cgraph_default_inline_p): Ditto.
25436 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25437 to cgraph_inline_failed_t pointer.
25438 * cif-code.def: New file.
25439 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25441 (cgraph_check_inline_limits): Change type of REASON to pointer to
25442 cgraph_inline_failed_t. Replace reason strings with enums.
25443 (cgraph_default_inline_p): Ditto.
25444 (cgraph_recursive_inlining_p): Ditto.
25445 (update_caller_keys): Change type of FAILED_REASON to
25446 cgraph_inline_failed_t.
25447 (cgraph_set_inline_failed): Change type of REASON to pointer to
25448 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25449 convert enums to strings for text output.
25450 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25451 to be of type cgraph_inline_failed_t. Replace reason strings with
25452 enums. Call cgraph_inline_failed_string to covert enums
25453 to strings for text output.
25454 (cgraph_decide_inlining): Replace reason strings with enums.
25455 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25456 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25458 * tree-inline.c (expand_call_inline): Change type of REASON
25459 to cgraph_inline_failed_t. Replace reason strings with enums.
25460 Call cgraph_inline_failed_string for text output.
25461 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25464 2009-03-28 Jan Hubicka <jh@suse.cz>
25466 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25467 cgraph_clone_node): Remove master clone handling.
25468 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25469 * cgraph.h (master_clone): Remove.
25470 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25471 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25472 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25474 2009-03-28 Jan Hubicka <jh@suse.cz>
25476 * cgraph.c (cgraph_function_body_availability): Functions declared
25477 inline are always safe to assume that it is not going to be replaced.
25479 2009-03-28 Richard Guenther <rguenther@suse.de>
25481 PR tree-optimization/38513
25482 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25483 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25484 EXC_PTR_EXPR and FILTER_EXPR.
25485 (get_ref_from_reference_ops): Likewise.
25487 2009-03-28 Richard Guenther <rguenther@suse.de>
25489 PR tree-optimization/38968
25490 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25491 Use FLOOR_MOD_EXPR to compute misalignment.
25493 2009-03-28 Richard Guenther <rguenther@suse.de>
25495 PR tree-optimization/37795
25496 * tree.h (combine_comparisons): Declare.
25497 * fold-const.c (combine_comparisons): Export.
25498 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25500 (ifcombine_iforif): Use combine_comparisons.
25502 2009-03-28 Jan Hubicka <jh@suse.cz>
25504 * tree-eh.c (inlinable_call_p): New function.
25505 (make_eh_edges): Use it.
25506 (verify_eh_edges): Use it.
25507 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25508 * except.c (reachable_next_level): Add inlinable_function argument
25509 (sjlj_find_directly_reachable_regions): Update.
25510 (add_reachable_handler): Do not set saw_any_handlers.
25511 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25512 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25513 Add new inlinable call parameter.
25514 (can_throw_internal, can_throw_external): Update.
25515 * except.h (can_throw_internal_1, can_throw_external_1,
25516 foreach_reachable_handler): Update declaration.
25518 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25520 * config/arm/t-arm-coff, config/h8300/coff.h,
25521 config/i386/i386-aout.h, config/i386/i386-coff.h,
25522 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25523 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25524 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25525 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25526 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25527 sys-types.h: Remove.
25528 * Makefile.in: Remove protoize and fixproto support and references
25530 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25531 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25533 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25534 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25535 unprotoize$(exeext).
25536 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25537 (.PHONY): Don't depend on proto.
25538 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25539 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25540 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25541 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25542 build/gen-protos.o, build/scan.o, xsys-protos.h,
25543 build/fix-header$(build_exeext), build/fix-header.o,
25544 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25545 stmp-install-fixproto): Remove.
25546 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25547 SYSCALLS.c or fixproto files.
25548 (install-common): Don't install protoize.
25549 (install-headers-tar, install-headers-cpio, install-headers-cp):
25550 Don't depend on $(STMP_FIXPROTO).
25551 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25552 install fixproto files or write out fixproto settings.
25553 (uninstall): Don't uninstall protoize.
25554 * config.gcc (use_fixproto): Remove.
25555 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25556 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25557 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25558 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25559 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25560 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25561 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25562 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25563 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25564 * config/t-vxworks (STMP_FIXPROTO): Remove.
25565 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25566 STMP_FIXPROTO): Remove.
25567 * config.in, configure: Regenerate.
25568 * crtstuff.c (gid_t, uid_t): Don't undefine.
25569 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25570 (arm-*-coff, arm-*-aout: Remove target entries.
25571 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25572 Remove mention of AIX 4.1.
25573 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25574 * doc/invoke.texi (Running Protoize): Remove.
25575 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25576 (Protoize Caveats): Remove.
25577 * tsystem.h: Update comments on headers assumed to exist.
25579 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25581 * genautomata.c: Add a new year to the copyright. Add a new
25583 (struct insn_reserv_decl): Add comments for member bypass_list.
25584 (find_bypass): Remove.
25585 (insert_bypass): New.
25586 (process_decls): Use insert_bypass.
25587 (output_internal_insn_latency_func): Output all bypasses with the
25588 same input insn in one switch case.
25590 * rtl.def (define_bypass): Describe bypass choice.
25591 * doc/md.texi (define_bypass): Ditto.
25593 2009-03-27 Richard Guenther <rguenther@suse.de>
25595 * gimplify.c (mark_addressable): Export.
25596 * tree-flow.h (mark_addressable): Declare.
25597 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25598 * tree-ssa.c (verify_phi_args): Verify that address taken
25599 variables have TREE_ADDRESSABLE set.
25601 2009-03-27 Richard Guenther <rguenther@suse.de>
25603 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25604 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25605 Do not mark decls TREE_ADDRESSABLE.
25606 (build_fold_addr_expr): Adjust.
25607 (fold_addr_expr): Remove.
25608 (fold_unary): Use build_fold_addr_expr.
25609 (fold_comparison): Likewise.
25610 (split_address_to_core_and_offset): Likewise.
25611 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25613 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25614 (gimplify_modify_expr_to_memcpy): Mark source and destination
25616 * omp-low.c (create_omp_child_function): Mark the object decl
25618 (lower_rec_input_clauses): Mark the var we take the address of
25620 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25622 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25624 PR middle-end/39315
25625 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25626 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25628 2009-03-27 Richard Guenther <rguenther@suse.de>
25630 PR tree-optimization/39120
25631 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25633 (handle_lhs_call): Process return constraints. Add escape
25634 constraints if necessary.
25635 (handle_const_call): Fill out return constraints. Make nested
25636 case more precise. Avoid consttmp if possible.
25637 (handle_pure_call): Fill out return constraints. Avoid
25638 callused if possible.
25639 (find_func_aliases): Simplify call handling.
25641 2009-03-27 Richard Guenther <rguenther@suse.de>
25643 PR tree-optimization/39120
25644 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25645 as a representative.
25646 (solve_graph): Do propagate CALLUSED.
25647 (handle_pure_call): Use a scalar constraint from CALLUSED for
25649 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25652 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25655 * c-common.c (handle_aligned_attribute): Properly check alignment
25656 overflow. Use (1U << i) instead of (1 << i).
25658 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25660 * expr.h (get_mem_align_offset): Updated.
25662 * tree.h (tree_decl_common): Change align to "unsigned int" and
25663 move it before pointer_alias_set.
25665 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25666 Jakub Jelinek <jakub@redhat.com>
25669 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25670 gr_register_operand with gr_reg_or_0_operand.
25671 (cmpxchg_rel_di): Likewise.
25672 (sync_lock_test_and_set<mode>): Likewise.
25674 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25676 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25677 (true_regnum): Likewise.
25679 * rtlanal.c (subreg_info): Moved to ...
25680 * rtl.h (subreg_info): Here. New.
25681 (subreg_get_info): New.
25683 * rtlanal.c (subreg_get_info): Make it extern.
25685 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25688 * config/i386/i386.c (ix86_abi): New.
25689 (override_options): Handle -mabi=.
25690 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25691 (ix86_call_abi_override): Likewise.
25692 (init_cumulative_args): Likewise.
25693 (function_arg_advance): Likewise.
25694 (function_arg_64): Likewise.
25695 (function_arg): Likewise.
25696 (ix86_pass_by_reference): Likewise.
25697 (ix86_function_value_regno_p): Likewise.
25698 (ix86_build_builtin_va_list_abi): Likewise.
25699 (setup_incoming_varargs_64): Likewise.
25700 (is_va_list_char_pointer): Likewise.
25701 (ix86_init_machine_status): Likewise.
25702 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25703 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25704 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25705 (ix86_function_abi): Make it static and return enum calling_abi.
25706 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25708 (ix86_fn_abi_va_list): Updated.
25710 * config/i386/i386.h (ix86_abi): New.
25711 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25712 (CONDITIONAL_REGISTER_USAGE): Likewise.
25713 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25714 (machine_function): Likewise.
25716 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25718 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25719 (STACK_BOUNDARY): Likewise.
25720 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25722 * config/i386/i386.opt (mabi=): New.
25724 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25725 return enum calling_abi.
25726 (ix86_function_type_abi): Likewise.
25727 (ix86_function_abi): Removed.
25729 * doc/invoke.texi: Document -mabi= option for x86.
25731 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25733 * builtins.c (real_dconstp): Delete.
25734 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25736 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25737 Jakub Jelinek <jakub@redhat.com>
25740 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25741 (gen_subprogram_die): When a function is explicit, generate the
25742 DW_AT_explicit attribute.
25743 * langhooks.h (struct lang_hooks_for_decls): Add
25744 function_decl_explicit_p langhook.
25745 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25746 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25748 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25750 * builtins.c (fold_builtin_memory_op): Optimize memmove
25751 into memcpy if we can prove source and destination don't overlap.
25753 * tree-inline.c: Include gt-tree-inline.h.
25754 (clone_fn_id_num): New variable.
25755 (clone_function_name): New function.
25756 (tree_function_versioning): Use it.
25757 * Makefile.in (GTFILES): Add tree-inline.c.
25759 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25761 * BASE-VER: Change to 4.5.0.
25763 2009-03-27 Xinliang David Li <davidxl@google.com>
25765 PR tree-optimization/39557
25766 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25768 2009-03-27 Xinliang David Li <davidxl@google.com>
25770 PR tree-optimization/39548
25771 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25774 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25776 * c-common.c (pointer_int_sum): Use %wd on return from
25779 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25781 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25782 on return from tree_low_cst.
25784 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25787 * ginclude/stdarg.h (va_copy): Define also for
25788 __GXX_EXPERIMENTAL_CXX0X__.
25790 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25793 * builtins.h (c_strlen): Do not warn here.
25794 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25795 * c-common.c (pointer_int_sum): Take an explicit location.
25796 Warn about offsets out of bounds.
25797 * c-common.h (pointer_int_sum): Adjust declaration.
25799 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25801 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25804 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25807 * opts.c (warn_if_disallowed_function_p): Don't assume
25808 get_callee_fndecl must return non-NULL.
25810 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25812 PR rtl-optimization/39522
25813 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25814 when reg_reloaded_valid is set.
25816 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25818 * config/spu/divv2df3.c: New file.
25819 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25820 (DPBIT_FUNCS): Filter out _div_df.
25822 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25824 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25825 a jump insn, count that jump in the distance to the loop start.
25827 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25830 * config/sh/sh.c (calc_live_regs): Fix condition for global
25831 registers except PIC_OFFSET_TABLE_REGNUM.
25833 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25836 * doc/invoke.texi (-mconsole): New.
25838 (-mno-cygwin): New.
25840 (-mnop-fun-dllimport): New.
25844 (sub section "i386 and x86-64 Windows Options"): New.
25846 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25848 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25849 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25851 2009-03-25 Richard Guenther <rguenther@suse.de>
25853 PR middle-end/39497
25854 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25857 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25859 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25860 neither of haifa/selective schedulers are working.
25862 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25864 * doc/invoke.texi (Debugging Options): Fix description of
25865 -fno-merge-debug-strings.
25867 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25869 * config/cris/libgcc.ver: New version-script.
25870 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25872 * configure.ac <GAS features, nop mnemonic>: Add pattern
25873 crisv32-*-* for "nop".
25874 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25875 * configure: Regenerate.
25877 2009-03-24 Ira Rosen <irar@il.ibm.com>
25879 PR tree-optimization/39529
25880 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25881 mark_sym_for_renaming for the tag copied to the new vector
25884 2009-03-24 Arthur Loiret <aloiret@debian.org>
25886 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25887 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25888 EXTRA_SPEC_FUNCTIONS.
25889 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25890 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25891 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25892 -march and -mtune options.
25894 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25896 * config/m68k/t-rtems: Add m5329 multilib.
25898 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25899 Jakub Jelinek <jakub@redhat.com>
25902 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25905 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25908 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25909 instead of c_parser_expression_conv, if original_code isn't one of the
25910 4 allowed comparison codes, fail.
25912 2009-03-23 Richard Guenther <rguenther@suse.de>
25914 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25915 * tree.h (struct tree_type): Likewise.
25916 * reload.h (struct insn_chain): Likewise.
25917 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25918 * function.h (struct function): Likewise.
25919 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25921 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25923 PR tree-optimization/39516
25924 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25926 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25928 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25929 should be set true if BITS_PER_WORD of target is bigger than 32
25931 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25933 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25934 Translate -B-options to -rpath-link. Correct existing
25935 rpath-link and conditionalize on !nostdlib.
25937 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25939 * doc/extend.texi (Function Attributes, Variable Attributes):
25941 * doc/invoke.texi (Debugging Options, Optimize Options)
25942 (i386 and x86-64 Options, MCore Options): Likewise.
25944 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25947 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25948 it for block local namespace aliases.
25949 (gen_decl_die): Pass context_die to gen_namespace_die.
25951 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25954 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25955 minimum or maximum value.
25957 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25959 * reginfo.c (globalize_reg): Recompute derived reg sets.
25961 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25964 * libgcc2.c (mprotect): Do not use signed arguments for
25965 VirtualProtect, use DWORD arguments. Also fix the 'may
25966 be used uninitialized' warning for the np variable.
25968 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25971 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25972 functions using regparm calling conventions when not optimizing.
25973 (ix86_function_sseregparm): Similarly for sseregparm calling
25976 2009-03-19 Li Feng <nemokingdom@gmail.com>
25978 PR middle-end/39500
25979 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25980 dependence if the first conflict is after niter iterations.
25982 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25984 PR middle-end/38609
25985 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25986 functions with dynamic stack-pointer adjustments.
25988 2009-03-19 Ben Elliston <bje@au.ibm.com>
25990 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25991 option; change to -msdata=data.
25993 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25995 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25998 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26001 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26003 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26005 * doc/invoke.texi (Code Gen Options): Expand discussion of
26008 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26010 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26011 * matrix-reorg.c (struct matrix_info): Likewise.
26012 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26013 * rtl.h (struct mem_attrs): Likewise.
26014 * df.h (struct df): Likewise.
26015 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26016 * ira-int.h (struct ira_allocno): Likewise.
26017 * df-scan.c (struct df_collection_rec): Likewise.
26018 * ira.c (struct equivalence): Likewise.
26019 * function.c (struct temp_slot): Likewise.
26020 * cfgloop.h (struct loop): Likewise.
26023 * function.c (use_register_for_decl): When not optimizing, disregard
26024 register keyword for variables with types containing methods.
26026 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26028 PR middle-end/39447
26029 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26030 (is_simple_operand): Call contains_component_ref_p before calling data
26031 reference analysis that would fail on COMPONENT_REFs.
26033 * tree-vrp.c (search_for_addr_array): Fix formatting.
26035 2009-03-18 Richard Guenther <rguenther@suse.de>
26037 * tree-vect-transform.c (vect_loop_versioning): Fold the
26038 generated comparisons.
26039 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26040 (slpeel_tree_peel_loop_to_edge): Likewise.
26042 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26044 PR middle-end/37805
26045 * opts.c (print_specific_help): In addition to `undocumented',
26046 accept `separate' and `joined' flags if passed alone. Describe
26047 output by the first matched one of those.
26048 (common_handle_option): Skip over empty strings.
26049 * gcc.c (display_help): Fix help string for `--help='.
26050 * doc/invoke.texi (Option Summary, Overall Options): With
26051 `--help=', classes and qualifiers can both be repeated, but
26052 only the latter can be negated. One should not pass only
26053 negated qualifiers. Fix markup and examples.
26056 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26057 PR middle-end/37805
26058 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26059 and -fhelp=separate.
26061 2009-03-17 Jing Yu <jingyu@google.com>
26063 PR middle-end/39378
26064 * function.h (struct rtl_data): Move is_thunk from here...
26065 (struct function): ...to here.
26066 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26067 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26069 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26071 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26072 (alpha_output_function_end_prologue): Likewise.
26073 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26074 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26075 (rs6000_output_function_epilogue): Likewise.
26076 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26078 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26081 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26082 from different units in a single alternative.
26083 (*truncdfsf_i387): Ditto.
26084 (*truncxfsf2_mixed): Ditto.
26085 (*truncxfdf2_mixed): Ditto.
26087 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26089 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26090 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26093 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26094 unused non-artificial variables when not optimizing.
26097 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26098 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26099 NAMESPACE_DECL in its DECL_INITIAL.
26101 PR middle-end/39443
26102 * optabs.c (set_user_assembler_libfunc): New function.
26103 * expr.h (set_user_assembler_libfunc): New prototype.
26104 * c-common.c: Include libfuncs.h.
26105 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26106 for memcmp, memset, memcpy, memmove and abort.
26107 * Makefile.in (c-common.o): Depend on libfuncs.h.
26110 * dwarf2out.c (gen_inlined_enumeration_type_die,
26111 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26112 gen_tagged_type_instantiation_die): Removed.
26113 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26116 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26119 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26121 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26122 (check-parallel-%): Ditto.
26123 (check-consistency): Ditto.
26125 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26127 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26128 local variable rhs by NULL_TREE.
26130 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26133 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26135 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26138 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26140 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26143 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26144 for ms->sysv ABI calls only in 64bit mode.
26146 * config/i386/i386.md (untyped_call): Support 32bit.
26148 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26150 * doc/extend.texi: Replace x86_65 with x86_64.
26152 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26154 PR tree-optimization/39455
26155 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26156 mismatches for POINTER_TYPE_P (type).
26157 (number_of_iterations_le): Likewise.
26159 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26161 * config/picochip/picochip.c: Removed profiling support.
26162 * config/picochip/picochip.md: Removed profiling instruction.
26163 * config/picochip/picochip.h: Removed profiling builtin.
26165 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26167 * doc/install.texi (--with-host-libstdcxx): Document.
26169 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26172 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26173 generate a warning if the function name does not begin with
26174 "__vector" and the function has either the 'signal' or 'interrupt'
26175 attribute, from here to ...
26176 (avr_declare_function_name): ...here. New function.
26177 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26178 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26180 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26183 * cse.c (fold_rtx): Don't modify original const_arg1 when
26184 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26185 separate variable instead.
26186 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26187 from out of range shift counts.
26188 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26190 2009-03-13 Catherine Moore <clm@codesourcery.com>
26192 * config/i386/x-mingw32 (host-mingw32.o): Replace
26193 diagnostic.h with $(DIAGNOSTIC_H).
26195 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26198 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26200 * config/i386/sync.md (sync_compare_and_swap<mode>,
26201 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26202 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26204 (sync_double_compare_and_swapdi_pic,
26205 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26206 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26208 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26211 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26213 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26216 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26217 (avx_addsubv4df3): Likewise.
26218 (*avx_addsubv4sf3): Likewise.
26219 (sse3_addsubv4sf3): Likewise.
26221 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26224 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26226 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26229 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26230 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26231 registers for allocnos created from user-defined variables.
26233 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26236 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26237 of non-integer mode as well.
26239 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26241 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26242 for functions for which the parameter types are unknown.
26244 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26247 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26248 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26249 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26250 * config/i386/i386.c (ix86_local_alignment): For
26251 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26252 long long variables on the stack to avoid dynamic realignment.
26253 Allow the first argument to be a decl rather than type.
26254 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26256 2009-03-11 Nick Clifton <nickc@redhat.com>
26259 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26261 Add description to mno-lsim option.
26262 * config/mcore/mcore.h: Remove comment about deprecated m4align
26264 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26265 * doc/invoke.texi: Add description of mno-lsim and
26266 mstack-increment options.
26268 * config/fr30/fr30.opt: Document the -mno-lsim option.
26269 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26270 and -mno-lsim options.
26272 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26274 * fold-const.c (fold_comparison): Only call fold_inf_compare
26275 if the mode supports infinities.
26277 2009-03-11 Jason Merrill <jason@redhat.com>
26280 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26281 end already did. Notice GIMPLE_CALL modifications of the result.
26282 Don't copy debug information from an ignored decl or a decl from
26285 2009-03-10 Richard Guenther <rguenther@suse.de>
26286 Nathan Froyd <froydnj@codesourcery.com>
26288 PR middle-end/37850
26289 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26290 (__divMODE3): Likewise.
26292 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26294 PR tree-optimization/39394
26295 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26296 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26298 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26300 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26301 inline asms for register asm ("") declarations.
26303 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26305 * fold-const.c (fold_unary): Fix comment.
26307 2009-03-07 Jan Hubicka <jh@suse.cz>
26310 * tree-inline.c (setup_one_parameter): Do replacement of const
26311 argument by constant in SSA form.
26313 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26315 PR middle-end/38028
26316 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26317 determine alignment passed to assign_stack_local.
26318 (assign_parms_unsplit_complex): Likewise.
26319 * except.c (sjlj_build_landing_pads): Likewise.
26321 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26323 PR middle-end/39360
26324 * tree-flow.h (add_referenced_var): Return bool instead of void.
26325 * tree-dfa.c (add_referenced_var): Return result of
26326 referenced_var_check_and_insert call.
26327 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26328 of referenced_var_check_and_insert.
26331 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26332 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26333 DIE, don't emit it if abstract origin already has it.
26334 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26335 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26337 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26339 * genpreds.c (needs_variable): Fix parentheses at variable name
26341 (write_tm_constrs_h): Indent generated code.
26343 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26345 * doc/extend.texi (Function Attributes): Add documentation
26346 for isr attributes.
26348 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26351 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26352 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26354 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26356 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26359 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26362 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26363 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26365 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26367 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26368 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26369 constants instead of magic numbers.
26370 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26372 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26373 (x86_64_ms_abi_int_parameter_registers): Ditto.
26374 (x86_64_int_return_registers): Ditto.
26375 (ix86_maybe_switch_abi): Ditto.
26376 (ix86_expand_call): Ditto for clobbered_registers array.
26377 (ix86_hard_regno_mode_ok): Ditto.
26378 (x86_extended_QIreg_mentioned_p): Ditto.
26380 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26382 PR tree-optimization/39349
26383 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26385 * combine.c (gen_lowpart_for_combine): Use omode when generating
26388 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26390 PR rtl-optimization/39235
26391 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26393 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26395 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26397 2009-03-04 Richard Guenther <rguenther@suse.de>
26399 PR tree-optimization/39362
26400 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26401 that occur in abnormal PHIs should be varying.
26403 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26405 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26407 (simple_iv): Take loop as an argument instead of statement.
26408 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26409 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26411 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26413 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26414 * matrix-reorg.c (analyze_transpose): Ditto.
26415 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26416 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26417 * tree-predcom.c (ref_at_iteration): Ditto.
26418 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26420 2009-03-04 Richard Guenther <rguenther@suse.de>
26422 PR tree-optimization/39358
26423 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26424 escaped_id and callused_id.
26425 (solve_graph): Likewise.
26427 2009-03-04 Richard Guenther <rguenther@suse.de>
26429 PR tree-optimization/39339
26430 * tree-sra.c (try_instantiate_multiple_fields): Make it
26431 no longer ICE on the above.
26433 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26435 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26436 that fits within Pmode.
26438 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26440 PR middle-end/10109
26441 * tm.texi (LIBCALL_VALUE): Update description.
26443 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26445 PR middle-end/34443
26446 * doc/extend.texi (section): Update description.
26448 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26450 PR middle-end/39345
26451 * tree-inline.c (remapped_type): New.
26452 (can_be_nonlocal): Call remapped_type instead of remap_type.
26454 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26457 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26458 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26460 2009-03-03 Richard Guenther <rguenther@suse.de>
26462 PR middle-end/39272
26463 * tree.c (tree_nonartificial_location): New function.
26464 * tree.h (tree_nonartificial_location): Declare.
26465 * builtins.c (expand_builtin_memory_chk): Provide location
26466 of the call location for artificial function pieces.
26467 (maybe_emit_chk_warning): Likewise.
26468 (maybe_emit_sprintf_chk_warning): Likewise.
26469 (maybe_emit_free_warning): Likewise.
26470 * expr.c (expand_expr_real_1): Likewise.
26472 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26474 PR tree-optimization/39343
26475 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26476 COMPONENT_REF t has ARRAY_TYPE.
26478 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26480 PR middle-end/39335
26481 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26482 when the type precision of the induction variable should be
26483 larger than the type precision of nit.
26484 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26485 * graphite.c (graphite_loop_normal_form): Same.
26486 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26488 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26490 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26491 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26492 numbers to describe clobbered registers.
26493 (*call_value_0_rex64_ms_sysv): Ditto.
26494 * config/i386/mmx.md (mmx_emms): Ditto.
26495 (mmx_femms): Ditto.
26497 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26499 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26502 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26504 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26505 (spu_section_type_flags): New function.
26507 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26509 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26510 reg_class_contents of FLOAT_REGS into a temporary.
26512 2009-03-02 Richard Guenther <rguenther@suse.de>
26513 Ira Rosen <irar@il.ibm.com>
26515 PR tree-optimization/39318
26516 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26517 information to the vectorized statement.
26519 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26521 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26522 variable. Use defined names instead of magic constants for REX SSE
26525 2009-03-01 Richard Guenther <rguenther@suse.de>
26527 PR tree-optimization/39331
26528 * omp-low.c (lower_send_shared_vars): Do not receive new
26529 values for the reference of DECL_BY_REFERENCE parms or results.
26531 2009-03-01 Jan Hubicka <jh@suse.cz>
26534 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26535 BLOCK_NONLOCALIZED_VAR): New macros.
26536 (tree_block): Add nonlocalized_vars.
26537 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26538 gen_decl_die): Add origin argument. Allow generation of die with
26539 origin at hand only.
26540 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26541 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26543 (gen_block_die): Fix checking for unused blocks.
26544 (process_scope_var): Break out from .... ; work with origins only.
26545 (decls_for_scope) ... here; process nonlocalized list.
26546 (dwarf2out_ignore_block): Look for nonlocalized vars.
26547 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26549 (dump_scope_block): Dump them.
26550 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26551 (remap_block): Likewise.
26552 (can_be_nonlocal): New predicate.
26553 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26555 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26557 * configure: Regenerate.
26559 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26561 * optc-gen.awk: No need to duplicate option flags twice.
26562 Reuse help texts for duplicate options which do not have any.
26564 * gcc.c (display_help): Document --version.
26566 * gcc.c (main): If print_help_list and verbose_flag, ensure
26567 driver output comes before subprocess output.
26569 * optc-gen.awk: Assign all remaining fields to help string,
26570 space-separated, for multi-line help in *.opt.
26572 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26573 -Wno-pedantic-ms-format is for MinGW targets only.
26575 * doc/options.texi (Option file format): Fix bad indentation,
26576 restoring dropped sentence.
26578 2009-02-28 Jan Hubicka <jh@suse.cz>
26580 * tree-inline.c (tree_function_versioning): Output debug info.
26582 2009-02-28 Jan Hubicka <jh@suse.cz>
26585 * tree-inline.c (setup_one_parameter): Do not copy propagate
26586 arguments when not optimizing.
26588 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26591 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26592 (avx_addsubv4df3): Likewise.
26593 (*avx_addsubv4sf3): Likewise.
26594 (sse3_addsubv4sf3): Likewise.
26595 (*avx_addsubv2df3): Likewise.
26596 (sse3_addsubv2df3): Likewise.
26597 (avx_unpckhps256): Correct item selectors.
26598 (avx_unpcklps256): Likewise.
26599 (avx_unpckhpd256): Likewise.
26600 (avx_unpcklpd256): Likewise.
26602 2009-02-28 Jan Hubicka <jh@suse.cz>
26604 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26606 (copy_arguments_for_versioning): If var is declared don't declare it.
26607 (tree_function_versioning): First setup substitutions and then copy
26610 2009-02-27 Jan Hubicka <jh@suse.cz>
26613 * cgraph.h (varpool_output_debug_info): Remove.
26614 * cgraphunit.c (varpool_output_debug_info): Remove.
26615 * dwarf2out.c (deferred_locations_struct): New struct
26616 (deferred_locations): New type.
26617 (deferred_locations_list): New static var.
26618 (deffer_location): New function.
26619 (gen_variable_die): Use it.
26620 (decls_for_scope): Output info on local static vars.
26621 (dwarf2out_finish): Process deferred locations.
26622 * varpool.c (varpool_output_debug_info): Remove.
26624 2009-02-27 Jan Hubicka <jh@suse.cz>
26627 * tree.h (TREE_PROTECTED): Fix comment.
26628 (BLOCK_HANDLER_BLOCK): Remove.
26629 (struct tree_block): Remove handler_block add body_block.
26630 (inlined_function_outer_scope_p): New.
26631 (is_body_block): Remove.
26632 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26633 * dwarf2out.c (is_inlined_entry_point): Remove.
26634 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26635 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26637 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26638 * gimplify.c (gimplify_expr): Gimplify body blocks.
26639 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26640 block with multiple subblocks.
26641 (dump_scope_block): Prettier output; dump more flags and info.
26642 (dump_scope_blocks): New.
26643 (remove_unused_locals): Use dump_scope_blocks.
26644 * tree-flow.h (dump_scope_blocks): Declare.
26645 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26646 * stmt.c (is_body_block): Remove.
26647 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26648 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26650 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26652 PR middle-end/39308
26653 * graphite.c (graphite_loop_normal_form): Do not call
26654 number_of_iterations_exit from a gcc_assert.
26656 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26658 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26659 jumps if COND is NULL.
26660 (find_cond_jump): New function.
26661 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26662 * config/s390/s390.md: Remove z10_cobra attribute value.
26664 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26666 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26667 force_const_mem returns NULL_RTX.
26669 2009-02-26 Jan Hubicka <jh@suse.cz>
26672 * cgraph.h (varpool_output_debug_info): Remove.
26673 * cgraphunit.c (varpool_output_debug_info): Remove.
26674 * dwarf2out.c (deferred_locations_struct): New struct
26675 (deferred_locations): New type.
26676 (deferred_locations_list): New static var.
26677 (deffer_location): New function.
26678 (gen_variable_die): Use it.
26679 (decls_for_scope): Output info on local static vars.
26680 (dwarf2out_finish): Process deferred locations.
26681 * varpool.c (varpool_output_debug_info): Remove.
26683 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26685 PR rtl-optimization/39241
26686 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26687 to subreg_offset_representable_p.
26689 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26691 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26692 execute function prototype. Get f and nregs from max_reg_num
26693 and get_insns. Remove the first backward pass as it's dead,
26694 guard the forward pass by flag_expensive_optimizations.
26695 (rest_of_handle_regmove): Delete.
26696 (pass_regmove): Replace it with regmove_optimize.
26698 2009-02-25 Martin Jambor <mjambor@suse.cz>
26700 PR tree-optimization/39259
26701 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26702 calls_alloca function flags.
26703 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26704 calls are detected.
26706 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26708 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26709 flags_set_1_rtx, flags_set_1_set): Delete.
26710 (regmove_optimize): Do not call mark_flags_life_zones.
26712 2009-02-24 Julian Brown <julian@codesourcery.com>
26715 * config/arm/arm.c (require_pic_register): Only set
26716 cfun->machine->pic_reg once per function.
26718 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26720 * doc/invoke.texi (Link Options): Document an easier way to pass
26721 options that take arguments to the GNU linker using -Xlinker and -Wl.
26723 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26726 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26728 2009-02-24 Richard Guenther <rguenther@suse.de>
26731 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26733 2009-02-24 Richard Guenther <rguenther@suse.de>
26734 Zdenek Dvorak <ook@ucw.cz>
26736 PR tree-optimization/39233
26737 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26738 from converting them to a generic type.
26740 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26742 PR tree-optimization/39260
26743 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26744 contains a condition with a real type.
26745 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26747 2009-02-23 Jason Merrill <jason@redhat.com>
26750 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26751 narrowing_initializer_constant_valid_p.
26752 (narrowing_initializer_constant_valid_p): Don't return
26753 null_pointer_node for adding a pointer to itself.
26755 2009-02-23 Jan Hubicka <jh@suse.cz>
26758 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26761 2009-02-23 Jan Hubicka <jh@suse.cz>
26763 PR tree-optimization/37709
26764 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26765 * tree.h (block_ultimate_origin): Declare.
26766 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26767 * tree-ssa-live.c (remove_unused_scope_block_p):
26768 Eliminate blocks containig no instructions nor live variables nor
26770 (dump_scope_block): New function.
26771 (remove_unused_locals): Enable removal of dead blocks by default;
26772 enable dumping at TDF_DETAILS.
26774 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26776 * config/i386/i386.c (classify_argument): Don't allow COImode
26778 (function_arg_advance_32): Don't allow OImode.
26779 (function_arg_32): Likewise.
26780 (function_value_32): Likewise.
26781 (return_in_memory_32): Likewise.
26782 (function_arg_64): Remove OImode comment.
26784 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26787 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26788 ix86_expand_vector_set for V4DImode in 64bit mode only.
26789 (ix86_expand_vector_init_one_var): Likewise.
26791 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26793 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26795 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26798 * loop-iv.c: Revert last change.
26799 * emit-rtl.c: Likewise.
26801 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26804 * config/i386/i386.c (type_natural_mode): Remove an extra
26805 space in the warning message.
26806 (function_value_32): Handle 32-byte vector modes.
26807 (return_in_memory_32): Likewise.
26809 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26811 * loop-iv.c (truncate_value): New function.
26812 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26814 (lowpart_subreg): Move to...
26815 * emit-rtl.c: ...here.
26817 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26819 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26820 accidental and undocumented change at revision 140860.
26822 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26824 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26825 take gimple_seq * arguments.
26826 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26827 types_compatible_p langhook.
26829 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26830 Joseph Myers <joseph@codesourcery.com>
26832 * config/arm/arm.c (arm_builtin_va_list): New function.
26833 (arm_expand_builtin_va_start): Likewise.
26834 (arm_gimplify_va_arg_expr): Likewise.
26835 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26836 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26837 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26838 (va_list_type): New variable.
26839 (arm_mangle_type): Mangle va_list_type appropriately.
26841 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26843 PR middle-end/39157
26844 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26845 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26846 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26847 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26848 parameter to 1000 for -O1 by default.
26849 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26851 * loop-invariant.c: Include params.h.
26852 (move_loop_invariants): Don't call move_single_loop_invariants on
26855 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26857 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26858 offset when calculating bounds for indexing stack_usage_map. Fixes
26859 a buffer overflow with certain target setups.
26861 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26864 * calls.c (expand_call): Clear try_tail_call if caller and callee
26865 disagree in promotion of function return value.
26867 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26870 * c-common.c (c_determine_visibility): If visibility changed and
26871 DECL_RTL has been already set, call make_decl_rtl to update symbol
26874 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26877 * varasm.c (assemble_variable): Don't check DECL_NAME when
26878 globalizing a variable.
26880 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26883 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26884 expression before any __builtin_trap call.
26885 * c-typeck.c (build_function_call): Convert and check function
26886 arguments before generating a call to a trap. Evaluate the
26887 function arguments before the trap.
26889 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26892 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26893 (UNSPEC_FXAM_MEM): New unspec.
26894 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26895 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26896 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26898 2009-02-19 Richard Guenther <rguenther@suse.de>
26900 PR tree-optimization/39207
26901 PR tree-optimization/39074
26902 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26903 storedanything_tree): New.
26904 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26905 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26906 (build_succ_graph): Add edges from STOREDANYTHING to all
26908 (init_base_vars): Initialize STOREDANYTHING.
26909 (compute_points_to_sets): Free substitution info after
26910 building the succ graph.
26911 (ipa_pta_execute): Likewise.
26913 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26915 (do_ds_constraint): Do not add to special var or non-pointer
26917 (type_could_have_pointers): Split out from ...
26918 (could_have_pointers): ... here. For arrays use the element type.
26919 (create_variable_info_for): Initialize may_have_pointers.
26920 (new_var_info): Likewise.
26921 (handle_lhs_call): Make the HEAP variable unknown-sized.
26922 (intra_create_variable_infos): Use a type with pointers for
26923 PARM_NOALIAS, make it unknown-sized.
26925 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26928 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26930 2009-02-18 Jason Merrill <jason@redhat.com>
26933 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26934 value if DECL_EXTERNAL.
26935 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26936 * target.h (gcc_target::binds_local_p): Clarify "module".
26937 * tree.h (TREE_PUBLIC): Clarify "module".
26939 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26942 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26943 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26945 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26948 * c.opt (Wabi): Support C and ObjC.
26951 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26953 * config/i386/i386.c (classify_argument): Warn once about the ABI
26954 change when passing union with long double.
26956 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26958 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26961 * c-parser.c (c_parser_compound_statement): Always enter and leave
26964 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26967 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26969 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26971 PR tree-optimization/36922
26972 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26973 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26976 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26978 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26981 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26983 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26985 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26987 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26990 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26991 Richard Sandiford <rdsandiford@googlemail.com>
26993 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26994 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26995 (loongson_biadd): ...this.
26997 2009-02-17 Richard Guenther <rguenther@suse.de>
26999 PR tree-optimization/39202
27000 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27001 a var make sure to follow existing collapses.
27003 2009-02-17 Richard Guenther <rguenther@suse.de>
27005 PR middle-end/39214
27006 * langhooks.c (lhd_print_error_function): Check for NULL block.
27008 2009-02-17 Richard Guenther <rguenther@suse.de>
27010 PR tree-optimization/39204
27011 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27014 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27016 * config/soft-fp/double.h: Update from glibc CVS.
27018 2009-02-17 Richard Guenther <rguenther@suse.de>
27020 PR tree-optimization/39207
27021 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27022 strict-aliasing warnings for pointers pointing to NULL.
27024 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27027 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27028 skipping until next close brace.
27030 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27033 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27034 to function argument boundary.
27036 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27038 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27039 in the lea_add. Reload eventually constraints it properly.
27040 * config/picochip/constraints.md: Remove the target constraint
27041 "b", since it is not needed anymore.
27043 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27045 * gthr-dce.h: Uglify function parameter and local variable names.
27046 * gthr-gnat.h: Likewise.
27047 * gthr-mipssde.h: Likewise.
27048 * gthr-nks.h: Likewise.
27049 * gthr-posix95.h: Likewise.
27050 * gthr-posix.h: Likewise.
27051 * gthr-rtems.h: Likewise.
27052 * gthr-single.h: Likewise.
27053 * gthr-solaris.h: Likewise.
27054 * gthr-tpf.h: Likewise.
27055 * gthr-vxworks.h: Likewise.
27056 * gthr-win32.h: Likewise.
27058 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27061 * config/i386/i386.md: Restrict the new peephole2 to move
27062 between MMX/SSE registers.
27064 2009-02-15 Richard Guenther <rguenther@suse.de>
27067 2009-02-13 Richard Guenther <rguenther@suse.de>
27069 * configure.ac: Enable LFS.
27070 * configure: Re-generate.
27071 * config.in: Likewise.
27073 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27075 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27076 spu_srqwbyte, spu_srqwbytebc): Define.
27077 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27078 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27079 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27080 "shrqby_<mode>"): New insn-and-split patterns.
27081 * config/spu/spu.c (expand_builtin_args): Determine and return
27082 number of operands using spu_builtin_description data.
27083 (spu_expand_builtin_1): Use it.
27085 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27088 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27091 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27094 * config/i386/i386.c (override_options): Correct warning
27095 messages for -malign-loops, -malign-jumps and -malign-functions.
27097 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27100 * config/i386/i386.md: Restrict the new peephole2 to move
27101 between the general purpose registers.
27103 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27106 * config/i386/i386.c (type_natural_mode): Add a new argument.
27107 Return the original mode and warn ABI change if vector size is 32byte.
27108 (function_arg_advance): Updated.
27109 (function_arg): Likewise.
27110 (ix86_function_value): Likewise.
27111 (ix86_return_in_memory): Likewise.
27112 (ix86_sol10_return_in_memory): Likewise.
27113 (ix86_gimplify_va_arg): Likewise.
27114 (function_arg_32): Don't warn ABX ABI change here.
27115 (function_arg_64): Likewise.
27117 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27119 * loop-iv.c (implies_p): In the final case, test that operands 0
27120 of the two comparisons match.
27122 * config/bfin/bfin.c (find_prev_insn_start): New function.
27123 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27124 (find_next_insn_start): Move.
27126 2009-02-13 Richard Guenther <rguenther@suse.de>
27128 * configure.ac: Enable LFS.
27129 * configure: Re-generate.
27130 * config.in: Likewise.
27132 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27135 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27136 sizes on syntax error after some arguments have been parsed.
27138 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27140 * doc/invoke.texi (-fira): Remove.
27142 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27144 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27145 * recog.c: Likewise.
27148 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27150 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27151 (umul_ppmm): Likewise.
27152 (count_leading_zeros): Likewise.
27153 (count_trailing_zeros): Likewise.
27154 (UMUL_TIME): Likewise.
27156 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27158 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27159 soft-fp/t-softfp to tmake_file.
27161 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27162 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27163 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27164 IA64_BUILTIN_INFQ]: New.
27165 (ia64_init_builtins): Initialize __builtin_infq,
27166 __builtin_fabsq and __builtin_copysignq if not HPUX.
27167 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27168 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27170 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27172 (__fixtfti): Likewise.
27173 (__fixunstfti): Likewise.
27174 (__floattitf): Likewise.
27176 * config/ia64/libgcc-glibc.ver: New.
27177 * config/ia64/t-fprules-softfp: Likewise.
27178 * config/ia64/sfp-machine.h: Likewise.
27180 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27181 (LIBGCC2_TF_CEXT): Likewise.
27182 (TF_SIZE): Likewise.
27183 (TARGET_INIT_LIBFUNCS): Likewise.
27185 * config/ia64/t-glibc (SHLINB_MAPFILES):
27186 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27188 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27190 * config/i386/i386.c (construct_container): Rewrite processing
27191 BLKmode with X86_64_SSE_CLASS.
27193 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27196 * config/i386/i386.md: Replace simplify_replace_rtx with
27197 replace_rtx in the new peephole2.
27199 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27201 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27202 loop unrolling do not happen at -O2.
27204 2009-02-12 Michael Matz <matz@suse.de>
27206 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27208 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27210 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27213 2009-02-12 Ben Elliston <bje@au.ibm.com>
27215 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27216 patterns when updating the back chain. Missed in the 2009-02-10
27219 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27221 * doc/extend.texi (Decimal Floating Types): Update identifier of
27222 draft TR and list of missing support.
27224 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27226 PR middle-end/39154
27227 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27228 bit to variable length decl's flags, add it also to its
27229 pointer replacement variable.
27231 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27232 Jakub Jelinek <jakub@redhat.com>
27235 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27236 (memory_blockage): New expander.
27237 (*memory_blockage): New insn pattern.
27238 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27239 instead of general blockage at the end of function prologue when
27240 frame pointer is used to access red zone area. Do not emit blockage
27241 when profiling, it is emitted in generic code.
27242 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27243 function epilogue when frame pointer is used to access red zone area.
27245 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27248 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27249 by arithmetic with memory operands.
27250 * config/i386/predicates.md (commutative_operator): New.
27252 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27254 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27257 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27259 * alias.h (record_alias_subset): Declare.
27260 * alias.c (record_alias_subset): Make global.
27262 2009-02-10 Nick Clifton <nickc@redhat.com>
27264 * tree-parloops.c: Change license to GPLv3.
27265 * ipa-struct-reorg.c: Change license to GPLv3.
27266 * ipa-struct-reorg.h: Change license to GPLv3.
27268 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27271 * c-decl.c (start_struct): Return NULL on error.
27273 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27275 PR middle-end/39124
27276 * cfgloopmanip.c (remove_path): Call remove_bbs after
27277 cancel_loop_tree, not before it.
27280 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27281 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27282 VAR_DECLs were seen.
27283 * tree-ssa-live.c (remove_unused_locals): Recompute
27284 cfun->has_local_explicit_reg_vars.
27285 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27286 copies or clearings if cfun->has_local_explicit_reg_vars.
27288 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27291 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27292 of function prologue when frame pointer is used to access
27295 2009-02-10 Richard Guenther <rguenther@suse.de>
27297 PR middle-end/39127
27298 * gimplify.c (gimple_regimplify_operands): Always look if
27299 we need to create a temporary.
27301 2009-02-10 Richard Guenther <rguenther@suse.de>
27303 PR tree-optimization/39132
27304 * tree-loop-distribution.c (todo): New global var.
27305 (generate_memset_zero): Trigger TODO_rebuild_alias.
27306 (tree_loop_distribution): Return todo.
27308 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27311 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27312 (x86_64_reg_class_name): Removed.
27313 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27314 first one isn't X86_64_SSE_CLASS or any other ones aren't
27315 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27316 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27317 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27318 and 3 X86_64_SSEUP_CLASS.
27319 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27320 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27322 2009-02-10 Ben Elliston <bje@au.ibm.com>
27324 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27325 form instruction to update the stack back chain word, even if the
27326 user has disabled the generation of update instructions.
27327 (movdi_<mode>_update_stack): New.
27328 (movsi_update_stack): Likewise.
27329 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27330 always use an update form instruction to update the stack back
27333 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27335 PR middle-end/38953
27336 * graphite.c (if_region_set_false_region): After moving a region in
27337 the false branch of a condition, remove the empty dummy basic block.
27338 (gloog): Remove wrong fix for PR38953.
27340 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27342 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27343 generation due to implicit sign extension.
27345 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27347 PR middle-end/38981
27348 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27349 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27351 2009-02-09 Richard Guenther <rguenther@suse.de>
27353 PR middle-end/35202
27354 * convert.c (convert_to_real): Disable (float)fn((double)x)
27355 to fnf(x) conversion if errno differences may occur and
27356 -fmath-errno is set.
27358 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27360 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27361 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27362 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27364 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27367 * c-common.c (handle_alias_attribute): Disallow attribute for
27368 anything not a FUNCTION_DECL or VAR_DECL.
27370 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27373 * real.c (do_compare): Special-case compare of zero against
27374 decimal float value.
27376 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27379 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27380 as indicating flexible array members unless the field itself is
27381 being declarared as the incomplete array.
27383 2009-02-06 Jan Hubicka <jh@suse.cz>
27385 PR tree-optimization/38844
27386 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27387 is already inlined.
27389 2009-02-06 Richard Guenther <rguenther@suse.de>
27391 PR middle-end/38977
27392 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27393 fork because we may expand it as __gcov_fork.
27395 2009-02-06 Nick Clifton <nickc@redhat.com>
27397 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27399 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27401 PR tree-optimization/35659
27402 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27403 vn_phi_eq): Shortcut if hashcode does not match.
27404 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27406 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27407 and avoid iterative_hash_expr.
27408 (FOR_EACH_VALUE_ID_IN_SET): New.
27409 (value_id_compare): Remove.
27410 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27411 sort expressions by value id.
27413 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27416 * config/sh/predicates.md (general_movsrc_operand): Don't check
27417 the subreg of system registers here.
27419 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27422 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27423 on the copied decl.
27425 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27427 PR rtl-optimization/39110
27428 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27429 addresses, not aligned ones.
27431 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27432 Richard Guenther <rguenther@suse.de>
27434 PR tree-optimization/39100
27435 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27436 comment says and add edges.
27438 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27441 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27442 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27444 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27446 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27447 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27448 register_bb_in_sese, new_sese, free_sese): Moved.
27449 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27450 outermost_loop_in_scop, build_scop_iteration_domain,
27451 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27452 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27453 Use loop_in_sese_p instead of loop_in_scop_p.
27454 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27455 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27456 (scopdet_basic_block_info): Fix bug in scop detection.
27457 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27458 eq_loop_to_cloog_loop): Remove.
27459 (nb_loops_around_loop_in_scop, nb_loop
27460 ref_nb_loops): Moved here...
27461 * graphite.h (ref_nb_loops): ... from here.
27462 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27463 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27464 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27466 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27467 Hans-Peter Nilsson <hp@axis.com>
27469 PR rtl-optimization/37889
27470 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27471 Move offset handling from PLUS to before the switch. Use new
27472 arguments when considering SYMBOL_REFs too.
27473 (rtx_addr_can_trap_p): Pass dummy offset and size.
27474 (enum may_trap_p_flags): Remove.
27475 (may_trap_p_1): Pass size from MEM_SIZE.
27477 PR rtl-optimization/38921
27478 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27479 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27480 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27481 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27483 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27485 AVX Programming Reference (January, 2009)
27486 * config/i386/sse.md (*vpclmulqdq): New.
27488 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27490 PR tree-optimization/38977
27491 PR gcov-profile/38292
27492 * calls.c (special_function_p): Disregard __builtin_ prefix.
27494 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27496 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27497 non-indexable addresses even before reload.
27499 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27502 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27503 as having variable size. Do not give an error for unnamed
27504 parameters with [*] declarators. Give a warning for type names
27505 with [*] declarators and mark them as variable size.
27506 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27507 for sizeof applied to [*] type names.
27509 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27512 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27514 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27516 * gcc.c (process_command): Update copyright notice dates.
27517 * gcov.c (print_version): Likewise.
27518 * gcov-dump.c (print_version): Likewise.
27519 * mips-tfile.c (main): Likewise.
27520 * mips-tdump.c (main): Likewise.
27522 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27525 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27526 for composite type involving a zero-length array type.
27528 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27531 * function.c (match_asm_constraints_1): Skip over
27532 initial optional % in the constraint.
27534 PR inline-asm/39059
27535 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27536 supported, don't accept FIXED_CSTs.
27537 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27538 and _Sat is used without _Fract/_Accum. Set specs->type to
27539 integer_type_node for cts_fract/cts_accum if fixed point is not
27542 2009-02-02 Catherine Moore <clm@codesourcery.com>
27544 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27546 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27548 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27549 (ABI_HAS_64BIT_SYMBOLS): Use it.
27550 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27552 2009-02-02 Paul Brook <paul@codesourcery.com>
27554 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27556 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27558 PR inline-asm/39058
27559 * recog.h (asm_operand_ok): Add constraints argument.
27560 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27561 recurse on matching constraint.
27562 (check_asm_operands): Pass constraints as 3rd argument to
27563 asm_operand_ok. Don't look up matching constraint here.
27564 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27567 2009-02-02 Ben Elliston <bje@au.ibm.com>
27569 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27570 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27572 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27574 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27575 information. Remove some obsolete information. Reorganize.
27577 * config/pa/fptr.c: Revert license to GPL 2.
27578 * config/pa/milli64.S: Likewise.
27580 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27583 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27584 LIBRARY name in, instead of hard-coding it.
27585 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27586 extra target make frag to tmake_files according to EH model.
27587 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27588 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27589 frags that define makefile variable EH_MODEL appropriately.
27590 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27591 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27592 to "-sjlj" according to type of EH configured.
27593 (LIBGCC_SONAME): Concatenate it to shared library base name.
27594 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27595 to "_sjlj" according to type of EH configured.
27596 (LIBGCC_SONAME): Concatenate it to shared library base name.
27597 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27598 (SHLIB_LINK): Add missing semicolon to if-else construct.
27599 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27600 string value of "pe_dll" command-line option.
27601 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27602 (SHLIB_SONAME): Use it when overriding t-cygming default.
27603 (SHLIB_IMPLIB): Override t-cygming default.
27604 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27605 string value of "pe_dll" command-line option.
27607 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27610 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27611 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27613 2009-01-31 Richard Guenther <rguenther@suse.de>
27615 PR tree-optimization/38937
27616 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27617 computing the transitive closure.
27619 2009-01-30 Richard Guenther <rguenther@suse.de>
27621 PR tree-optimization/39041
27622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27623 Propagate variable indices only if the types match for this stmt.
27625 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27628 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27629 inline but never defined.
27631 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27633 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27634 (*insv_h_di_reg_extimm): New insn.
27635 (*insv_l<mode>_reg_extimm): New insn.
27637 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27639 * config/picochip/picochip.c (flag_conserve_stack): set
27640 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27641 fconserve-stack. Reduce call-overhead used by inliner.
27643 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27646 * common.opt (flag_conserve_stack): Initialised to zero.
27648 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27651 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27652 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27655 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27657 * ira-color.c (allocno_reload_assign): Update comments.
27658 * regmove.c (regmove_optimize): Likewise.
27662 2009-01-29 Robert Millan <rmh@aybabtu.com>
27664 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27665 * config/i386/kopensolaris-gnu.h: New file. Undefine
27666 `MD_UNWIND_SUPPORT'.
27667 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27669 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27671 PR tree-optimization/39007
27672 * tree-loop-distribution.c (generate_builtin): Use
27673 recompute_dominator to compute the immediate dominator of the
27674 basic block just after the loop.
27676 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27678 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27679 (ASM_OUTPUT_DWARF_PCREL): Define.
27681 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27683 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27684 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27685 global. Modify entries about regmove and IRA.
27687 * ra-conflict.c: Remove the file.
27689 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27691 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27692 (pass_regclass_init): Rename to pass_reginfo_init.
27694 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27696 * toplev.h (flag_ira): Remove.
27698 * caller-save.c (setup_save_areas): Remove flag_ira.
27700 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27702 * global.c: Remove the file.
27704 * opts.c (decode_options): Remove flag_ira.
27706 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27708 * regmove.c: Modify file description.
27709 (find_use_as_address, try_auto_increment): Define them only if
27710 AUTO_INC_DEC is defined.
27711 (replacement_quality, replace_in_call_usage, fixup_match_1,
27712 stable_and_no_regs_but_for_p): Remove.
27713 (reg_set_in_bb): Make it static.
27714 (regmove_optimize): Remove flag_ira and code which worked for
27717 * local-alloc.c: Remove the file.
27719 * common.opt (fira): Remove.
27721 * ira.c: Include except.h.
27722 (eliminable_regset): Move from global.c.
27723 (mark_elimination): Ditto. Remove flag_ira.
27724 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27725 equiv_mem_modified, validate_equiv_mem_from_store,
27726 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27727 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27728 no_equiv, recorded_label_ref): Move from local-alloc.c.
27729 (update_equiv_regs): Ditto. Make it static.
27730 (print_insn_chain, print_insn_chains): Move it from global.c.
27731 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27732 (build_insn_chain): Ditto. Make it static.
27733 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27734 Rename to init_live_subregs.
27735 (gate_ira): Remove flag_ira.
27737 * regclass.c: Rename reginfo.c. Change file description.
27738 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27739 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27740 (init_reg_sets_1): Remove code for evaluation of
27741 reg_class_superclasses and losing_caller_save_reg_set.
27742 (init_regs): Remove init_reg_autoinc.
27743 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27744 ok_for_base_p_nonstrict): Remove.
27745 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27746 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27747 corresponding entries.
27748 (dump_regclass, record_operand_costs, scan_one_insn,
27749 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27750 record_address_regs, auto_inc_dec_reg_p): Remove.
27751 (gt-regclass.h): Rename to gt-reginfo.h.
27753 * rtl.h (dump_global_regs, retry_global_alloc,
27754 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27756 * Makefile.in (RA_H): Remove.
27757 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27758 Rename regclass.o to reginfo.o.
27759 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27761 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27762 (GTFILES): Rename regclass.c to reginfo.c.
27764 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27765 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27767 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27768 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27770 (finish_spills): Ditto. Remove code for !flag_ira.
27772 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27774 PR middle-end/35854
27775 * doc/invoke.texi (rtl debug options): Complete rewrite.
27776 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27778 * mode-switching.c (pass_mode_switching): Rename pass from
27779 "mode-sw" to "mode_sw".
27780 * except.c (pass_convert_to_eh_ranges): Rename pass from
27781 "eh-ranges" to "eh_ranges".
27782 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27786 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27787 Alexander Monakov <amonakov@ispras.ru>
27789 PR middle-end/38857
27790 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27792 (move_exprs_to_boundary): Change return type and pass through
27793 should_move from move_op. Relax assert. Update usage ...
27794 (schedule_expr_on_boundary): ... here. Use should_move instead of
27796 (move_op_orig_expr_found): Indicate that insn was disconnected from
27798 (code_motion_process_successors): Do not call after_merge_succs
27799 callback if original expression was not found when traversing any of
27801 (code_motion_path_driver): Change return type. Update prototype.
27802 (move_op): Update comment. Add a new parameter (should_move). Update
27803 prototype. Set *should_move based on indication provided by
27804 move_op_orig_expr_found.
27806 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27808 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27809 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27810 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27811 * config/rs6000/rs6000.c (rs6000_override_options): Default
27812 avoid-indexed-addresses on for Power6, off for everything else.
27813 (avoiding_indexed_address_p): New function.
27814 (rs6000_legitimize_address): Use it.
27815 (rs6000_legitimate_address): Likewise.
27816 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27818 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27820 PR tree-optimization/38997
27821 * tree-loop-distribution.c (generate_memset_zero): Use
27822 POINTER_PLUS_EXPR for a pointer addition.
27824 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27826 * config/s390/s390.md (bswap<mode>2): New pattern added.
27828 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27830 * config/s390/s390.md (*tls_load_31): Added type attribute.
27832 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27834 * config/s390/s390.md: Fix a few comments.
27836 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27838 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27839 (*tm<mode>_full): Fixed z10prop attribute.
27840 (*tst<mode>_extimm): Fixed z10prop attribute.
27841 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27842 (*tstqiCCT_cconly): Fixed z10prop attribute.
27843 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27844 (*movsi_larl): Fixed z10prop attribute.
27845 (*movsi_zarch): Fixed z10prop attribute.
27846 (*movsi_eas): Fixed z10prop attribute.
27847 (*movhi): Fixed z10prop attribute.
27848 (*movqi): Fixed z10prop attribute.
27849 (*movstrictqi): Fixed z10prop attribute.
27850 (*mov<mode>): Fixed z10prop attribute.
27851 (*movcc): Fixed z10prop attribute.
27852 (*sethighpartdi_64): Fixed z10prop attribute.
27853 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27854 (*negdi2_sign_cc): Fixed z10prop attribute.
27855 (*negdi2_sign): Fixed z10prop attribute.
27856 (*absdi2_sign_cc): Fixed z10prop attribute.
27857 (*absdi2_sign): Fixed z10prop attribute.
27858 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27859 (*negabsdi2_sign): Fixed z10prop attribute.
27860 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27861 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27862 (doloop_si64): Fixed z10prop attribute.
27863 (doloop_si31): Fixed z10prop attribute.
27864 (doloop_long): Fixed z10prop attribute.
27865 (indirect_jump): Fixed z10prop attribute.
27866 (nop): Fixed z10prop attribute.
27867 (main_base_64): Fixed z10prop attribute.
27868 (reload_base_64): Fixed z10prop attribute.
27870 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27872 PR rtl-optimization/38740
27873 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27875 * config/mips/mips.c (mips_reorg): Likewise.
27877 2009-01-28 Richard Guenther <rguenther@suse.de>
27879 PR tree-optimization/38926
27880 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27881 with the correct value id to a value.
27882 (do_regular_insertion): Use the value number of edoubleprime
27883 for the value number of the expr.
27886 2008-08-21 Richard Guenther <rguenther@suse.de>
27888 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27889 a PHI ask VN if it is already available.
27890 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27891 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27893 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27895 PR middle-end/38934
27896 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27897 set to varying whenever max has TREE_OVERFLOW set, similarly
27898 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27900 2009-01-28 Richard Guenther <rguenther@suse.de>
27902 PR middle-end/38908
27903 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27904 uninitialized aggregate uses in call arguments.
27906 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27908 PR tree-optimization/38984
27909 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27910 the nothing_id variable if -fno-delete-null-pointer-checks.
27912 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27915 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27916 (set_got_offset_rex64): Ditto.
27918 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27921 * doc/extend.texi: Improve local variable with asm reg.
27923 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27925 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27926 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27927 was not supplied then set warn_packed_bitfield_compat to the
27928 default value of 1.
27929 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27932 2009-01-27 Richard Guenther <rguenther@suse.de>
27934 PR tree-optimization/38503
27935 * cfgexpand.c (expand_gimple_basic_block): Ignore
27936 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27937 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27938 variables that cannot have TBAA applied.
27939 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27942 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27944 PR middle-end/38969
27945 * calls.c (initialize_argument_information): Do not wrap complex
27946 arguments in SAVE_EXPR.
27948 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27950 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27951 (INSTALL_LIBGCC): Revert typo commit.
27953 2009-01-26 Richard Guenther <rguenther@suse.de>
27955 PR tree-optimization/38745
27956 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27957 from special handling.
27959 2009-01-26 Richard Guenther <rguenther@suse.de>
27961 PR tree-optimization/38745
27962 * tree-ssa.c (execute_update_addresses_taken): Do not include
27963 variables that cannot possibly be a register in not_reg_needs.
27964 Do not clear TREE_ADDRESSABLE on vars that may not become
27966 * tree-ssa.c (update_alias_info_1): Include those in the set
27967 of addressable vars.
27969 2009-01-26 Richard Guenther <rguenther@suse.de>
27971 PR middle-end/38851
27972 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27973 * tree-ssa-dse.c: Include langhooks.h
27974 (execute_simple_dse): Remove stores with zero size.
27976 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27979 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27982 2009-01-24 Julian Brown <julian@codesourcery.com>
27984 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27985 config/arm/linux-atomic.c.
27986 * config/arm/linux-atomic.c: New.
27988 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27990 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27991 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27992 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27994 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27997 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28000 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28002 PR tree-optimization/38953
28003 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28004 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28005 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28006 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28009 2009-01-24 Paul Brook <paul@codesourcery.com>
28011 * config/arm/neon.md (neon_type): Move to arm.md.
28012 (neon_mov<VSTRUCT>): Add neon_type attribute.
28013 * config/arm/arm.md (neon_type): Move to here.
28014 (conds): Add "unconditioal" and use as default for NEON insns.
28016 2009-01-24 Ben Elliston <bje@au.ibm.com>
28018 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28019 void *' warning from -Wc++-compat.
28020 * Makefile.in (dominance.o-warn): Remove.
28022 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28024 PR tree-optimization/38932
28025 * fold-const.c (fold_unary_ignore_overflow): New.
28026 * tree.h (fold_unary_ignore_overflow): Declare.
28027 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28028 * tree-ssa-sccvn.c (visit_reference_op_load,
28029 simplify_unary_expression): Likewise.
28031 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28033 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28034 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28035 regardless of their type.
28036 * c-common.c (handle_packed_attribute): Don't ignore packed on
28038 * c.opt (Wpacked-bitfield-compat): New warning option.
28039 * stor-layout.c (place_field): Warn if offset of a field changed.
28040 * doc/extend.texi (packed): Mention the ABI change.
28041 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28042 (Warning Options): Add it to the list.
28044 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28046 * c-opts.c (c_common_post_options): Fix a typo in comments.
28048 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28050 PR middle-end/38615
28051 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28052 variables to static.
28053 * doc/invoke.texi (-fmerge-all-constants): Update description.
28055 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28058 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28059 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28061 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28063 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28065 (LOCAL_ALIGNMENT): Similarly.
28067 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28068 Joseph Myers <joseph@codesourcery.com>
28070 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28071 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28072 * config/arm/arm-tune.md: Regenerate.
28073 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28076 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28078 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28079 version number to five.
28081 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28084 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28085 * c-common.c (set_underlying_type): Likewise.
28086 (is_typedef_decl ): Likewise
28088 (set_underlying_type): Likewise.
28089 (is_typedef_type): Likewise.
28091 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28093 PR middle-end/38587
28094 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28097 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28100 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28101 (LIBGCC_SPEC): Don't define.
28102 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28104 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28106 PR rtl-optimization/38879
28107 * alias.c (base_alias_check): Unaligned access via AND address can
28108 alias all surrounding object types except those with sizes equal
28109 or wider than the size of unaligned access.
28111 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28114 * c-decl.c (clone_underlying_type): Move this ...
28115 * c-common.c (set_underlying_type): ... here.
28116 Also, make sure the function properly sets TYPE_STUB_DECL() on
28117 the newly created typedef variant type.
28118 (is_typedef_decl ): New entry point.
28119 * tree.h: Added a new member member_types_needing_access_check to
28120 struct tree_decl_non_common.
28121 (set_underlying_type): New entry point.
28122 (is_typedef_type): Likewise.
28124 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28126 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28127 Check whether two instructions have memory references that
28128 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28129 are helper functions for traversing.
28130 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28131 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28132 not to draw dependency edge for instructions with non-conflicting
28135 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28138 * longlong.h: Update copyright years. Use soft-fp license notice.
28139 Sync __clz_tab declaration with glibc.
28141 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28144 * doc/extend.texi (syscall_linkage): New.
28145 (version_id): Modify.
28147 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28148 Richard Guenther <rguenther@suse.de>
28150 PR tree-optimization/38747
28151 PR tree-optimization/38748
28152 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28153 conversion if the base address is an indirect reference and the
28154 aliasing sets could cause issues.
28156 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28158 * common.opt (fgraphite, fgraphite-identity): Add comment for
28159 explaining why these options are not documented.
28161 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28163 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28164 gimple_call_lhs is NULL.
28166 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28169 * emit-rtl.c (adjust_address_1): Make sure memref is never
28172 2009-01-20 Ben Elliston <bje@au.ibm.com>
28174 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28175 const qualifier from arg parameter. Remove unnecessary cast to char *.
28176 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28177 const qualifier from arg 2.
28179 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28181 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28183 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28186 * rtl.h (reinit_regs): New prototype.
28187 * regclass.c: Include ira.h.
28188 (reinit_regs): New.
28189 * Makefile.in (regclass.o): Add ira.h.
28190 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28192 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28195 * c-common.c (handle_aligned_attribute): Use
28196 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28197 default alignment value.
28199 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28201 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28202 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28204 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28205 __BIGGEST_ALIGNMENT__.
28207 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28209 2009-01-18 Richard Guenther <rguenther@suse.de>
28211 PR tree-optimization/38819
28212 * tree-flow.h (operation_could_trap_helper_p): Declare.
28213 * tree-eh.c (operation_could_trap_helper_p): Export.
28214 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28215 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28216 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28217 are about to insert a possibly trapping instruction and fail
28220 2009-01-18 Andreas Schwab <schwab@suse.de>
28222 * doc/install.texi (Configuration): Remove obsolete paragraph
28223 about use of --with-gnu-ld with --with-gnu-as.
28225 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28227 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28228 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28229 Follow spelling conventions.
28231 2009-01-18 Ben Elliston <bje@au.ibm.com>
28233 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28234 C++ warning about implicit conversion from void * to struct
28236 (bitmap_obstack_free): Likewise for bitmap_element *.
28237 * Makefile.in (bitmap.o-warn): Remove.
28239 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28241 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28243 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28244 Tobias Grosser <tobi.grosser@amd.com>
28246 * graphite.c (graphite_trans_scop_block): Do not block single
28249 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28251 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28252 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28253 test with assertion.
28255 2009-01-16 Richard Guenther <rguenther@suse.de>
28257 PR tree-optimization/38835
28258 PR middle-end/36227
28259 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28260 and INT + PTR -> (INT)(PTR p+ INT) folding.
28261 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28263 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28266 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28267 the subreg from a lowpart subreg if it is also casting the value.
28269 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28270 Tobias Grosser <tobi.grosser@amd.com>
28272 * graphite.c (compare_prefix_loops): New.
28273 (build_scop_canonical_schedules): Rewritten.
28274 (graphite_transform_loops): Move build_scop_canonical_schedules
28275 after build_scop_iteration_domain.
28277 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28278 Tobias Grosser <tobi.grosser@amd.com>
28280 * graphite.c (add_conditions_to_domain): Add the loops to
28281 the dimension of the iteration domain. Do copy the domain
28282 only when it exists.
28283 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28284 (add_conditions_to_constraints): New.
28285 (can_generate_code_stmt, can_generate_code): Removed.
28286 (gloog): Do not call can_generate_code.
28287 (graphite_transform_loops): Call add_conditions_to_constraints
28288 after building the iteration domain.
28290 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28292 PR tree-optimization/38789
28293 * tree-ssa-threadedge.c
28294 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28295 __builtin_constant_p.
28297 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28299 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28300 examined before deleting them.
28302 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28304 * function.c (aggregate_value_p): Correctly extract the function
28305 type from CALL_EXPR_FN lookup.
28307 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28309 * config/picochip/picochip.c (picochip_override_options): Revert
28310 CFI asm flag disable commited previously.
28312 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28313 Tobias Grosser <tobi.grosser@amd.com>
28314 Jan Sjodin <jan.sjodin@amd.com>
28316 * graphite.c (scan_tree_for_params): On substractions negate
28317 all the coefficients of the term.
28318 (clast_to_gcc_expression_red): New. Handle reduction expressions
28319 of more than two operands.
28320 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28321 (get_vdef_before_scop): Handle also the case of default definitions.
28323 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28325 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28326 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28327 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28329 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28330 Joey Ye <joey.ye@intel.com>
28332 PR middle-end/37843
28333 * cfgexpand.c (expand_stack_alignment): Don't update stack
28334 boundary nor check incoming stack boundary here.
28335 (gimple_expand_cfg): Update stack boundary and check incoming
28336 stack boundary here.
28338 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28340 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28342 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28344 PR rtl-optimization/38245
28345 * calls.c (expand_call): Add stack arguments to
28346 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28347 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28348 in regs and partially in memory or BLKmode arguments.
28349 (emit_library_call_value_1): Add stack arguments to
28350 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28351 ACCUMULATE_OUTGOING_ARGS).
28352 * dce.c: Include tm_p.h.
28353 (find_call_stack_args): New function.
28354 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28356 (mark_insn): Call find_call_stack_args for CALL_Ps.
28357 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28358 forwards. Allocate and free arg_stores bitmap if needed, pass it
28359 down to deletable_insn_p, don't mark stores set in arg_stores
28360 bitmap, clear the bitmap at the beginning of each bb.
28361 * Makefile.in (dce.o): Depend on $(TM_P_H).
28363 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28366 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28367 to make sure the insn is a conditional test (bug 22599). Reformat a
28370 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28372 PR middle-end/38431
28373 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28374 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28375 (gloog): Do not call cleanup_tree_cfg.
28376 (graphite_transform_loops): Call cleanup_tree_cfg after all
28377 scops have been code generated.
28379 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28380 * doc/gty.texi (Invoking the garbage collector): Added new node
28381 and section documenting ggc_collect.
28383 2009-01-14 Richard Guenther <rguenther@suse.de>
28385 PR tree-optimization/38826
28386 PR middle-end/38477
28387 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28388 initialization notes only if we actually emitted a warning.
28389 (intra_create_variable_infos): Add constraints for a result decl
28390 that is passed by hidden reference.
28391 (build_pred_graph): Mark all related variables non-direct on
28394 2009-01-14 Nick Clifton <nickc@redhat.com>
28396 * ira-conflicts.c: Include addresses.h for the definition of
28398 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28399 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28401 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28404 * Makefile.in (ira-lives.o): Add except.h.
28406 * ira-lives.c: Include except.h.
28407 (process_bb_node_lives): Process can_throw_internal.
28409 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28411 PR rtl-optimization/38774
28412 * combine.c (simplify_set): When undoing cc_use change, don't do
28413 PUT_CODE on the newly created comparison, but instead put back the
28416 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28418 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28419 values. Remove duplicate arm8 entry.
28421 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28423 PR tree-optimization/38786
28424 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28425 the SSA_NAME case of expand_scalar_variables_expr.
28426 Set the type of an expression to the type of its assign statement.
28427 (expand_scalar_variables_expr): Also gather the scalar computation
28428 used to index the memory access. Do not pass loop_p.
28429 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28430 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28431 the gimple_stmt_iterator where it inserts new code.
28432 Do not pass loop_p.
28433 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28434 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28436 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28438 * graphite.h (debug_value): Removed.
28439 * graphite.c (debug_value): Removed.
28441 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28443 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28444 ldrd/strd with two 32-bit instructions.
28446 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28448 * config/arm/arm.c (struct processors): Pass for speed down into
28449 cost helper functions.
28450 (const_ok_for_op): Handle COMPARE and inequality nodes.
28451 (arm_rtx_costs_1): Rewrite.
28452 (arm_size_rtx_costs): Update prototype.
28453 (arm_rtx_costs): Pass speed down to helper functions.
28454 (arm_slowmul_rtx_costs): Rework cost calculations.
28455 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28456 (arm_9e_rtx_costs): Likewise.
28458 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28460 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28461 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28462 (alpha_legitimize_address): Do not split local symbols wider than
28463 UNITS_PER_WORD into HIGH/LO_SUM parts.
28465 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28468 * gcc.c (process_command): Replace call to execvp with calls
28469 to pex_one and exit.
28471 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28474 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28475 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28476 variant for devices with 3-byte PC.
28477 (__tablejump_elpm__): New.
28479 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28482 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28483 offsetof member-designator, handle it as `[0].'.
28485 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28487 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28488 function when not using named sections on targets with named sections
28489 if branch distance is less than 262132.
28491 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28493 * combine.c (combine_instructions): Recompute
28494 optimize_this_for_speed_p for each BB in the main combine loop.
28496 2009-01-12 Tomas Bily <tbily@suse.cz>
28499 * tree-loop-distribution.c (prop_phis): New function.
28500 (generate_builtin): Call prop_phis.
28502 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28504 PR tree-optimization/38807
28505 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28506 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28508 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28510 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28511 subreg of op0 to the original op0.
28513 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28515 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28517 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28520 * mips-tfile.c (parse_def): Fix parsing of def strings
28521 starting with digits.
28523 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28526 * config/arm/arm.c (arm_is_long_call_p): Don't call
28527 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28529 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28531 * regrename.c (regrename_optimize): Fix dumping.
28532 (find_oldest_value_reg): Preserve REG_POINTER.
28533 (copy_hardreg_forward_1): Likewise.
28535 2009-01-09 Diego Novillo <dnovillo@google.com>
28537 * gimple.h (struct gimple_statement_base) <uid>: Document
28538 the restrictions on its use.
28539 (gimple_uid): Tidy.
28540 (gimple_set_uid): Tidy.
28542 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28544 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28545 zero guard even if align_bytes != 0 and count is smaller than
28548 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28550 PR rtl-optimization/38495
28551 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28552 (add_range_and_copies_from_move_list): Print all added ranges.
28553 Add ranges to memory optimized destination.
28555 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28559 * config/i386/i386.c (override_options): Reject
28560 -mstringop-strategy=rep_8byte with -m32.
28561 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28562 to 1. Do count comparison against epilogue_size_needed at compile
28563 time even when count_exp was constant forced into register. For
28564 size_needed don't jump to epilogue, instead just avoid aligning
28565 and invoke the body algorithm. If need_zero_guard, add zero guard
28566 even if count is non-zero, but smaller than size_needed + number of
28567 bytes that could be stored for alignment.
28568 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28569 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28570 but smaller than size_needed + number of bytes that could be stored
28571 for alignment. Compare size_needed with epilogue_size_needed instead
28572 of desired_align - align, don't adjust size_needed, pass
28573 epilogue_size_needed to the epilogue expanders.
28576 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28578 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28580 * pa.c (last_address): Change to unsigned.
28581 (update_total_code_bytes): Change argument to unsigned. Don't
28582 check if insn addresses are set.
28583 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28584 addresses are not set.
28585 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28587 2009-01-09 Nick Clifton <nickc@redhat.com>
28589 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28590 DECL_DECLARED_INLINE_P.
28592 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28594 PR middle-end/38347
28595 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28596 GET_MODE (op0) in operand_subword_force calls.
28598 PR middle-end/38771
28599 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28600 fold_convert arg0 operands to TREE_TYPE (op0) first.
28602 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28604 * params.def (ira-max-conflict-table-size): Decrease default value
28607 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28609 PR tree-optimization/37031
28610 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28612 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28613 allocate it using gc instead of heap, use VEC_quick_push instead of
28615 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28616 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28617 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28618 allocated vector from heap allocated.
28619 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28620 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28621 vector only after perfect_loop_nest_depth call.
28623 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28624 Jan Sjodin <jan.sjodin@amd.com>
28626 PR tree-optimization/38559
28627 * graphite.c (debug_value, copy_constraint,
28628 swap_constraint_variables, scale_constraint_variable, ): New.
28629 (get_lower_bound, get_upper_bound): Removed.
28630 (graphite_trans_bb_strip_mine): Clean up this code that works
28631 only for constant number of iterations. Fully copy upper and
28632 lower bound constraints, not only the constant part of them.
28633 * graphite.h (debug_value): Declared.
28635 2009-01-08 Ira Rosen <irar@il.ibm.com>
28637 PR tree-optimization/37194
28638 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28639 Don't add the cost of cost model guard in prologue to scalar
28640 outside cost in case of known number of iterations.
28642 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28643 Alan Modra <amodra@bigpond.net.au>
28645 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28646 non-word-aligned REG+CONST addressing.
28648 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28651 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28652 free_after_compilation when outputting a thunk.
28653 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28654 Do not call free_after_compilation here.
28656 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28658 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28659 (ix86_valid_target_attribute_inner_p): Ditto.
28661 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28663 PR tree-optimization/38492
28664 PR tree-optimization/38498
28665 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28666 * tree-chrec.h (scev_is_linear_expression): Declared.
28667 * graphite.c (graphite_cannot_represent_loop_niter): New.
28668 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28669 (graphite_loop_normal_form): Use gcc_assert.
28670 (scan_tree_for_params): Use CASE_CONVERT.
28671 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28672 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28673 Use gcc_assert. Discard scops that contain unhandled cases.
28674 (build_scop_conditions): Return a boolean status for unhandled cases.
28675 (strip_mine_profitable_p): Print the loop number, not its depth.
28676 (is_interchange_valid): Pass the depth of the loop nest, don't
28677 recompute it wrongly.
28678 (graphite_trans_bb_block): Same.
28679 (graphite_trans_bb_block): Print tentative of loop blocking.
28680 (graphite_trans_scop_block): Do not print that the loop has been
28682 (graphite_transform_loops): Do not handle scops that contain condition
28685 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28687 AVX Programming Reference (December, 2008)
28688 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28689 (_mm256_stream_pd): Likewise.
28690 (_mm256_stream_ps): Likewise.
28692 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28693 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28694 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28695 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28696 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28697 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28698 (ix86_expand_special_args_builtin): Likewise.
28700 * config/i386/sse.md (AVXMODEDI): New.
28701 (avx_movnt<mode>): Likewise.
28702 (avx_movnt<mode>): Likewise.
28703 (<sse>_movnt<mode>): Remove AVX support.
28704 (sse2_movntv2di): Likewise.
28706 2009-01-07 Richard Guenther <rguenther@suse.de>
28708 PR middle-end/38751
28709 * fold-const.c (extract_muldiv): Remove obsolete comment.
28710 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28711 to PLUS_EXPR canonicalization for the canonicalization.
28713 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28715 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28716 hosted cross-compilers generating less efficient code.
28718 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28720 * function.h (rtl_data): Add a dbr_scheduled_p field.
28721 * reorg.c (dbr_schedule): Set it.
28722 (gate_handle_delay_slots): Check it.
28723 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28724 (mips_reorg): Check flag_delayed_branch instead of
28725 mips_base_delayed_branch.
28726 (mips_override_options): Don't set mips_base_delayed_branch
28727 or flag_delayed_branch.
28729 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28731 PR rtl-optimization/38426.
28732 * ira.c (ira): Set current_function_is_leaf earlier.
28734 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28736 PR rtl-optimization/38722
28737 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28738 too early, only set a flag and modify after last possible
28741 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28744 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28745 * real.c (decimal_single_format): Correct values of emin and emax.
28746 (decimal_double_format): Ditto.
28747 (decimal_quad_format): Ditto.
28748 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28749 computation of DECnn_MIN and DECnn_MAX for corrected values of
28750 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28751 __DECnn_MIN__, and adjust its computation for the corrected value
28754 2009-01-06 Jan Hubicka <jh@suse.cz>
28757 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28759 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28761 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28762 Add Robert Clark to the list of testers.
28764 2009-01-06 Jan Hubicka <jh@suse.cz>
28765 Kai Tietz <kai.tietz@onevision.com>
28767 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28768 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28770 2009-01-06 Jan Hubicka <jh@suse.cz>
28771 Kai Tietz <kai.tietz@onevision.com>
28773 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28775 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28776 (ix86_nsaved_regs): Count only general purpose regs.
28777 (ix86_nsaved_sseregs): New.
28778 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28779 to 16 for w64; compute padding and size of sse reg save area.
28780 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28781 general purpose regs.
28782 (ix86_emit_save_sse_regs_using_mov): New.
28783 (ix86_expand_prologue): Save SSE regs if needed.
28784 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28785 (ix86_emit_restore_sse_regs_using_mov): New.
28786 (ix86_expand_epilogue): Save SSE regs if needed.
28788 2009-01-06 Jan Hubicka <jh@suse.cz>
28789 Kai Tietz <kai.tietz@onevision.com>
28791 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28792 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28793 functions when accumulate outgoing args is off.
28795 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28798 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28799 before using pseudos_have_intersected_live_ranges_p.
28801 * ira-int.h (ira_assert): Always define.
28803 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28805 AVX Programming Reference (December, 2008)
28806 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28807 (_mm256_permute2_pd): Likewise.
28808 (_mm_permute2_ps): Likewise.
28809 (_mm256_permute2_ps): Likewise.
28810 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28811 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28813 * config/i386/i386.c (ix86_builtins): Remove
28814 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28815 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28816 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28817 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28818 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28819 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28820 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28821 __builtin_ia32_vpermil2ps256.
28822 (ix86_init_mmx_sse_builtins): Updated.
28823 (ix86_expand_args_builtin): Likewise.
28825 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28827 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28828 long absolute calls when generating PA 2.0 code.
28830 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28832 PR rtl-optimization/38583
28833 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28835 * params.def (ira-max-conflict-table-size): New.
28837 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28839 * ira.h (ira_conflicts_p): New external definition.
28841 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28842 table. Report this. Return result of building.
28843 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28844 building conflict table.
28846 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28847 (ira_color): Use ira_conflicts_p.
28849 * global.c: Include ira.h.
28850 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28853 * Makefile.in (global.o): Add ira.h.
28855 * ira-build.c (mark_all_loops_for_removal,
28856 propagate_some_info_from_allocno): New.
28857 (remove_unnecessary_allocnos): Call
28858 propagate_some_info_from_allocno.
28859 (remove_low_level_allocnos): New.
28860 (remove_unnecessary_regions): Add parameter. Call
28861 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28862 parameter to remove_unnecessary_regions.
28863 (ira_build): Remove all regions but root if the conflict table was
28864 not built. Update conflict hard regs for allocnos crossing calls.
28866 * ira.c (ira_conflicts_p): New global.
28867 (ira): Define and use ira_conflicts_p.
28869 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28870 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28871 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28873 2009-01-06 Ben Elliston <bje@au.ibm.com>
28875 * gengtype-lex.l (YY_NO_INPUT): Define.
28877 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28880 * c-common.c (handle_vector_size_attribute): Also reject
28881 BOOLEAN_TYPE types.
28883 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28885 PR tree-optimization/38492
28886 * graphite.c (rename_map_elt, debug_rename_elt,
28887 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28888 rename_map_elt_info, eq_rename_map_elts,
28889 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28890 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28891 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28892 (sese_build_livein_liveouts): New.
28893 (new_sese, free_sese): New.
28894 (new_scop): Call new_sese.
28895 (free_scop): Call free_sese.
28896 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28897 (register_old_new_names): Renamed register_old_and_new_names.
28898 (register_scop_liveout_renames, add_loop_exit_phis,
28899 insert_loop_close_phis, struct igp,
28900 default_liveout_before_guard, add_guard_exit_phis,
28901 insert_guard_phis, copy_renames): New.
28902 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28903 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28904 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28905 (scop_adjust_phis_for_liveouts): New.
28906 (gloog): Call scop_adjust_phis_for_liveouts.
28908 * graphite.h (struct sese): Documented. Added fields liveout,
28909 num_ver and livein.
28910 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28911 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28912 (struct scop): Added field liveout_renames.
28913 (SCOP_LIVEOUT_RENAMES): New.
28915 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28917 PR tree-optimization/38510
28918 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28919 (translate_clast): Call recompute_all_dominators before
28921 (gloog): Call recompute_all_dominators before graphite_verify.
28923 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28924 Jan Sjodin <jan.sjodin@amd.com>
28926 PR tree-optimization/38500
28927 * graphite.c (create_sese_edges): Call fix_loop_structure after
28930 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28932 * config.gcc: Add m32r*-*-rtems*.
28933 * config/m32r/rtems.h: New file.
28935 2009-01-05 Ben Elliston <bje@au.ibm.com>
28937 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28938 (.po.pox): Likewise.
28939 (po/gcc.pot): Likewise.
28941 2009-01-04 David S. Miller <davem@davemloft.net>
28943 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28944 (STARTING_FRAME_OFFSET): Always set to zero.
28946 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28948 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28949 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28950 fixed-point types, and vectors of the same.
28952 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28954 * config/mips/sync.md (*mb_barrier): Rename to...
28955 (*memory_barrier): ...this.
28957 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28959 * doc/extend.texi (Function Attributes): Move @cindex after @item
28960 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28961 and put in alphabetical order. Fix 'target' name and put in order.
28962 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28965 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28967 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28968 (memory_barrier): Expand as unspec instead of unspec_volatile.
28969 Remove mem:BLK from insn operands. Use Pmode scratch register.
28970 (*memory_barrier): Define as unspec instead of unspec_volatile.
28971 Use (match_dup 0) as input operand.
28973 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28974 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28975 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28976 scratch register. Remove operand 1.
28977 (*stbar): Define as unspec instead of unspec_volatile.
28978 Use (match_dup 0) as input operand, remove (const_int 8).
28979 (*membar): Define as unspec instead of unspec_volatile.
28980 Use (match_dup 0) as input operand, remove input operand 2.
28982 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28983 (memory_barrier): Expand as unspec instead of unspec_volatile.
28984 Remove mem:BLK from insn operands. Use Pmode scratch register.
28985 (*memory_barrier): Define as unspec instead of unspec_volatile.
28986 Use (match_dup 0) as input operand.
28988 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28989 Remove mem:BLK from insn operands. Use Pmode scratch register.
28990 Set volatile flag on operand 0.
28991 (*memory_barrier): New insn pattern.
28993 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28995 (*memory_barrier): Use (match_dup 0) as input operand.
28997 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28998 Remove mem:BLK from insn operands. Use Pmode scratch register.
28999 Set volatile flag on operand 0.
29000 (*mb_internal): New insn pattern.
29002 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29004 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29006 PR middle-end/38586
29007 * function.c (struct temp_slot): Move to the section of the file
29008 that deals with temp slots. Remove field 'address'.
29009 (temp_slot_address_table): New hash table of address -> temp slot.
29010 (struct temp_slot_address_entry): New struct, items for the table.
29011 (temp_slot_address_compute_hash, temp_slot_address_hash,
29012 temp_slot_address_eq, insert_temp_slot_address): Support functions
29014 (find_temp_slot_from_address): Rewrite to use the new hash table.
29015 (remove_unused_temp_slot_addresses): Remove addresses of temp
29016 slots that have been made available.
29017 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29018 worker function for remove_unused_temp_slot_addresses.
29019 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29020 Add the temp slot address to the address -> temp slot map.
29021 (update_temp_slot_address): Update via insert_temp_slot_address.
29022 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29023 (pop_temp_slots): Likewise.
29024 (init_temp_slots): Allocate the address -> temp slot map, or empty
29025 the map if it is already allocated.
29026 (prepare_function_start): Initialize temp slot processing.
29028 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29030 PR middle-end/38584
29031 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29032 Calculate the size of all stack vars assuming no packing of stack
29033 vars will happen, replacing a quadratic algorithm with a linear one.
29035 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29038 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29041 2009-01-03 Diego Novillo <dnovillo@google.com>
29043 * doc/contrib.texi: Update contributions.
29045 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29048 * builtins.c (fold_builtin_memory_op): Give up if either operand
29049 is volatile. Set srctype or desttype to non-qualified version
29053 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29054 and FUNCTION_DECLs.
29056 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29058 PR rtl-optimization/35805
29059 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29060 problem if fast dce is able to remove any instructions.
29061 * dce.c (dce_process_block): Fix dump message.
29063 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29066 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29068 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29070 PR middle-end/38690
29071 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29072 * tree-pretty-print.c (op_code_prio): New function.
29073 (op_prio): No longer static. Use op_code_prio.
29074 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29075 Use op_prio and op_code_prio to determine if () should be
29076 printed around operand(s) or not.
29078 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29079 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29080 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29081 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29082 pp_character instead of pp_string for single letter printing.
29084 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29086 * doc/extend.texi: Fix '#pragma GCC option' typo.
29088 2009-01-02 Richard Guenther <rguenther@suse.de>
29090 * doc/install.texi (--enable-checking): Mention different
29091 default for stage1.
29092 (--enable-stage1-checking): Document.
29094 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29096 PR middle-end/30142
29097 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29098 case to be an error.
29100 2009-01-02 Ben Elliston <bje@au.ibm.com>
29102 * config/fp-bit.h (pack_d): Constify argument.
29103 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29104 (isnan): Constify argument.
29106 (iszero): Likewise.
29107 (pack_d): Likewise.
29108 (_fpadd_parts): Constify return type.
29109 (_fpmul_parts): Likewise.
29110 (_fpdiv_parts): Likewise.
29112 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29115 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29116 warn about overwriting initializer with side-effects or
29117 -Woverride-init if !IMPLICIT.
29118 (output_init_element): Likewise. Pass IMPLICIT down to
29120 (process_init_element): Add IMPLICIT argument. Pass it down
29121 to output_init_element.
29122 (push_init_element, pop_init_level, set_designator): Adjust
29123 process_init_element callers.
29124 (set_nonincremental_init, set_nonincremental_init_from_string):
29125 Adjust add_pending_init callers.
29126 (output_pending_init_elements): Adjust output_init_element callers.
29127 * c-tree.h (process_init_element): Adjust prototype.
29128 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29129 process_init_element callers.
29132 Copyright (C) 2009 Free Software Foundation, Inc.
29134 Copying and distribution of this file, with or without modification,
29135 are permitted in any medium without royalty provided the copyright
29136 notice and this notice are preserved.